/* roulang page: index */
:root {
  --bg-base: #060A1A;
  --bg-content: #0B1027;
  --bg-footer: #04070F;
  --glass-bg: rgba(255, 255, 255, 0.055);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-hover: rgba(255, 255, 255, 0.09);
  --text-primary: #EEF2FF;
  --text-secondary: #A5B0D0;
  --text-muted: #6C7A9A;
  --accent: #3D8BFF;
  --accent2: #8F6BFF;
  --teal: #27E5C8;
  --amber: #F5B544;
  --success: #2BD47A;
  --danger: #F5686A;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.18);
  --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.30);
  --shadow-glow: 0 0 24px rgba(61, 139, 255, 0.4);
  --sidebar-w: 240px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "微软雅黑", sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

.container {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}

.section {
  padding: 96px 0;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--teal);
  padding: 4px 14px;
  border: 1px solid rgba(39, 229, 200, 0.2);
  border-radius: 999px;
  background: rgba(39, 229, 200, 0.06);
  margin-bottom: 18px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 16px;
  margin-top: 14px;
}

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease, border-color .3s ease;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  box-shadow: var(--shadow-glow);
  transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 34px rgba(61, 139, 255, 0.6);
  filter: brightness(1.05);
}

.btn-primary:active {
  transform: translateY(0) scale(.98);
}

.btn-primary:focus-visible,
.btn-outline:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 28px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  font-weight: 500;
  font-size: 15px;
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.12);
}

.btn-outline:active {
  transform: scale(.98);
}

.grad-text {
  background: linear-gradient(120deg, #6AA6FF, #A884FF, #4EE6CC);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== 桌面左侧导航 ===== */
.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  z-index: 80;
  display: flex;
  flex-direction: column;
  background: rgba(8, 10, 24, 0.88);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.side-nav .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 26px 22px 18px;
}

.logo-mark {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 15px;
  background: linear-gradient(135deg, #3D8BFF, #8F6BFF);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  box-shadow: 0 0 26px rgba(61, 139, 255, 0.4);
}

.brand-txt {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: .02em;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: .12em;
  margin-top: 4px;
}

.side-nav .nav {
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  height: 48px;
  padding: 0 16px;
  border-radius: 14px;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: color .22s ease, background .22s ease;
}

.nav-link svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--text-primary);
  background: linear-gradient(90deg, rgba(61, 139, 255, 0.14), rgba(143, 107, 255, 0.08));
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 22px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--teal), var(--accent));
  box-shadow: 0 0 12px rgba(61, 139, 255, 0.5);
}

.side-nav .side-foot {
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.side-nav .side-foot .btn-primary {
  width: 100%;
  min-height: 44px;
  font-size: 14px;
}

.side-copyright {
  display: block;
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 10px;
  letter-spacing: .04em;
}

.content-wrap {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  background: linear-gradient(180deg, #0A0E24 0%, #070C1D 100%);
  display: flex;
  flex-direction: column;
}

.content-wrap main {
  flex: 1;
}

/* ===== 移动端顶部导航 ===== */
.mobile-header {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 64px;
  z-index: 100;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  background: rgba(6, 8, 22, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.mobile-header .mobile-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 800;
}

.mobile-header .mobile-brand small {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: .08em;
}

.menu-toggle {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
}

.menu-toggle svg {
  width: 20px;
  height: 20px;
}

.mobile-menu {
  position: fixed;
  top: 64px;
  left: 0;
  width: 100%;
  bottom: 0;
  z-index: 95;
  background: rgba(6, 9, 25, 0.98);
  padding: 32px 24px 40px;
  display: none;
  overflow-y: auto;
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu .nav-link {
  height: 52px;
  font-size: 17px;
  padding: 0 8px;
}

.mobile-menu .nav-link.active::before {
  left: -8px;
}

.mobile-menu .mobile-cta {
  margin-top: 24px;
}

.mobile-menu .btn-primary {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: max(88vh, 720px);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 64px 0 40px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(6, 10, 26, 0.96) 0%, rgba(8, 13, 30, 0.8) 48%, rgba(6, 10, 26, 0.45) 100%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  align-items: center;
  gap: 56px;
  padding-top: 24px;
  padding-bottom: 24px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(245, 181, 68, 0.3);
  background: rgba(245, 181, 68, 0.07);
  color: var(--amber);
  font-size: 13px;
  letter-spacing: .04em;
  margin-bottom: 20px;
}

.hero-eyebrow .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 10px rgba(43, 212, 122, .7);
}

.hero h1 {
  font-size: clamp(38px, 4.6vw, 58px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 7em;
}

.hero-sub {
  margin-top: 22px;
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 32em;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.hero .hero-art {
  position: relative;
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(61, 139, 255, 0.25), rgba(143, 107, 255, 0.15), rgba(39, 229, 200, 0.08));
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.hero-art img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 22px;
}

.hero-art .art-float {
  position: absolute;
  right: 24px;
  bottom: 34px;
  background: rgba(11, 17, 40, 0.88);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  box-shadow: var(--shadow-hover);
}

.art-float i {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  display: block;
}

/* ===== 轻信息条 ===== */
.info-section {
  padding: 30px 0 0;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.info-item {
  padding: 24px 26px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.info-item .info-icon {
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  border-radius: 14px;
  background: rgba(61, 139, 255, 0.12);
  border: 1px solid rgba(61, 139, 255, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.info-item .info-icon svg {
  width: 22px;
  height: 22px;
}

.info-item .info-text {
  line-height: 1.5;
}

.info-item .info-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
}

.info-item .info-value {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ===== 议程时间线 ===== */
.schedule-section {
  position: relative;
}

.timeline {
  position: relative;
  max-width: 840px;
  margin: 0 auto;
}

.timeline-item {
  position: relative;
  display: flex;
  gap: 28px;
  padding: 0 0 44px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-time {
  flex: 0 0 130px;
  text-align: right;
  padding-top: 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--teal);
  font-variant-numeric: tabular-nums;
}

.timeline-mid {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-mid .line {
  width: 2px;
  flex: 1;
  background: rgba(165, 176, 208, 0.2);
  margin: 4px 0 2px;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 3px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(61, 139, 255, 0.16), 0 0 18px rgba(61, 139, 255, 0.5);
}

.timeline-card {
  flex: 1;
  padding: 20px 24px;
}

.timeline-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.timeline-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

.timeline-foot {
  text-align: center;
  margin-top: 40px;
}

/* ===== 嘉宾与亮点 ===== */
.guest-wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.guest-card {
  padding: 26px 24px 20px;
  text-align: center;
}

.guest-card .avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 14px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 0 3px rgba(61, 139, 255, 0.25);
}

.guest-card h3 {
  font-size: 18px;
  font-weight: 700;
}

.guest-card .role {
  font-size: 13px;
  color: var(--amber);
  display: block;
  margin-top: 4px;
}

.guest-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 10px;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.highlight-card {
  display: flex;
  gap: 16px;
  padding: 24px;
}

.highlight-card .hl-icon {
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(143, 107, 255, 0.16);
  border: 1px solid rgba(143, 107, 255, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #AA8FFF;
}

.highlight-card .hl-icon svg {
  width: 22px;
  height: 22px;
}

.highlight-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.highlight-card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

/* ===== 票种对比 ===== */
.tickets-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.ticket-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 32px 26px 26px;
}

.ticket-card .ticket-tag {
  position: absolute;
  top: -13px;
  left: 24px;
  z-index: 2;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--bg-content);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.ticket-card .ticket-type {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-secondary);
}

.ticket-card .price {
  font-size: 38px;
  line-height: 1.2;
  font-weight: 800;
  margin: 12px 0 4px;
  letter-spacing: -0.02em;
}

.ticket-card .price small {
  font-size: 16px;
  font-weight: 600;
  margin-right: 2px;
}

.ticket-card .price-note {
  font-size: 13px;
  color: var(--text-muted);
  display: block;
  margin-bottom: 18px;
}

.ticket-features {
  margin: 0 0 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ticket-features li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.ticket-features .tick {
  color: var(--success);
  font-style: normal;
  font-weight: 700;
  margin-top: 2px;
}

.ticket-features .muted-tick {
  color: var(--text-muted);
  font-style: normal;
  font-weight: 700;
  margin-top: 2px;
}

.ticket-card .btn-primary,
.ticket-card .btn-outline {
  width: 100%;
  margin-top: auto;
}

.ticket-card.featured {
  border: 1px solid rgba(61, 139, 255, 0.7);
  background:
    linear-gradient(160deg, rgba(61, 139, 255, 0.25), rgba(143, 107, 255, 0.14), rgba(39, 229, 200, 0.06)),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 0 46px rgba(61, 139, 255, 0.22), var(--shadow-card);
}

.ticket-card.featured .ticket-tag {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  border-color: transparent;
}

/* ===== 报名CTA ===== */
.register-section {
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center center;
  background-attachment: fixed;
  position: relative;
}

.register-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 10, 26, 0.83);
}

.register-section .container {
  position: relative;
  z-index: 2;
}

.register-panel {
  border-radius: 32px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(9, 14, 33, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.register-left {
  padding: 52px 48px;
  display: flex;
  flex-direction: column;
}

.register-left .section-tag {
  align-self: flex-start;
}

.register-left h2 {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.register-left .lead {
  margin-top: 20px;
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.register-note-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.register-note-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 14px;
}

.register-note-list .note-dot {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(39, 229, 200, 0.12);
  border: 1px solid rgba(39, 229, 200, 0.3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  font-size: 12px;
}

.register-form {
  padding: 44px 38px;
  background: rgba(255, 255, 255, 0.045);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  color: #C0CBEB;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  transition: border-color .25s ease, box-shadow .25s ease;
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(61, 139, 255, 0.22);
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
}

.form-select-wrap {
  position: relative;
}

.form-select-wrap::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--text-secondary);
  border-bottom: 2px solid var(--text-secondary);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}

.form-tip {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
}

.form-success {
  display: none;
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(43, 212, 122, 0.1);
  border: 1px solid rgba(43, 212, 122, 0.3);
  color: var(--success);
  font-size: 14px;
}

.form-success.show {
  display: block;
}

/* ===== 资讯列表 ===== */
.news-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.news-item {
  display: flex;
  flex-direction: column;
  padding: 24px;
  gap: 12px;
}

.news-item:hover {
  background: var(--glass-hover);
  transform: translateY(-4px);
  border-color: rgba(61, 139, 255, 0.35);
  box-shadow: var(--shadow-hover);
}

.news-cate {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  font-size: 12px;
  border-radius: 999px;
  color: #A7FAEA;
  background: rgba(39, 229, 200, 0.08);
  border: 1px solid rgba(39, 229, 200, 0.2);
}

.news-item h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  transition: color .2s ease;
}

.news-item:hover h3 {
  color: #96C6FF;
}

.news-item p {
  color: var(--text-secondary);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  line-height: 1.65;
}

.news-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 13px;
}

.news-more {
  color: var(--text-secondary);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color .2s;
}

.news-more:hover {
  color: var(--accent);
}

.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 70px 20px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-size: 15px;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  border-radius: 18px;
  margin-bottom: 14px;
  padding: 0 24px;
  transition: border-color .25s ease, background .25s ease;
}

.faq-item.open {
  border-color: rgba(61, 139, 255, 0.45);
  background: rgba(255, 255, 255, 0.07);
}

.faq-question {
  width: 100%;
  padding: 20px 32px 20px 0;
  position: relative;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.5;
}

.faq-question .arrow {
  position: absolute;
  right: 0;
  top: 26px;
  width: 18px;
  height: 18px;
  transition: transform .3s ease;
}

.faq-question .arrow::before,
.faq-question .arrow::after {
  content: '';
  position: absolute;
  background: var(--text-secondary);
  border-radius: 2px;
}

.faq-question .arrow::before {
  top: 8px;
  left: 2px;
  width: 14px;
  height: 2px;
}

.faq-question .arrow::after {
  top: 2px;
  left: 8px;
  width: 2px;
  height: 14px;
  transition: transform .3s ease;
}

.faq-item.open .faq-question .arrow::after {
  transform: scaleY(0);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .35s ease, opacity .35s ease, padding .25s ease;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.75;
}

.faq-item.open .faq-answer {
  max-height: 280px;
  opacity: 1;
  padding: 0 0 22px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-footer);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr;
  gap: 40px;
  padding: 60px 0 36px;
}

.footer-brand .logo-mark {
  margin-bottom: 14px;
}

.footer-brand h3 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 4px;
}

.footer-brand span {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 14px;
  padding: 5px 0;
  transition: color .2s;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}

.footer-bottom a {
  color: var(--text-muted);
  transition: color .2s;
}

.footer-bottom a:hover {
  color: var(--text-secondary);
}

/* ===== 响应式 ===== */
@media (max-width: 1023.98px) {
  .side-nav {
    display: none;
  }

  .content-wrap {
    margin-left: 0;
    padding-top: 64px;
  }

  .mobile-header {
    display: flex;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    max-width: 8em;
  }

  .hero-sub {
    max-width: 36em;
  }

  .hero-art {
    max-width: 560px;
  }

  .tickets-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }

  .ticket-card.featured {
    transform: scale(1.02);
  }

  .guest-wrap {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767.98px) {
  .section {
    padding: 64px 0;
  }

  .container {
    width: min(100% - 32px, 1200px);
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .schedule-section .container {
    padding-left: 0;
    padding-right: 0;
  }

  .timeline {
    padding-left: 12px;
    padding-right: 12px;
  }

  .timeline-item {
    flex-direction: column;
    gap: 8px;
    padding-left: 36px;
    position: relative;
  }

  .timeline-time {
    text-align: left;
    padding-top: 0;
    flex: 0 0 auto;
  }

  .timeline-mid {
    position: absolute;
    left: 8px;
    top: 24px;
    bottom: -12px;
    align-items: center;
  }

  .timeline-mid .line {
    width: 2px;
    flex: 1;
  }

  .timeline-dot {
    width: 12px;
    height: 12px;
  }

  .timeline-card {
    margin-left: 0;
    padding: 16px 18px;
  }

  .guest-wrap {
    grid-template-columns: 1fr;
  }

  .highlight-grid {
    grid-template-columns: 1fr;
  }

  .register-section {
    background-attachment: scroll;
  }

  .register-panel {
    grid-template-columns: 1fr;
  }

  .register-left {
    padding: 40px 26px 24px;
  }

  .register-left h2 {
    font-size: 24px;
  }

  .register-form {
    padding: 30px 22px 34px;
    border-left-width: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .news-list {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-brand {
    grid-column: auto;
  }

  .btn-primary,
  .btn-outline {
    padding: 0 20px;
  }
}

@media (max-width: 480px) {
  .hero-cta .btn-primary,
  .hero-cta .btn-outline {
    width: 100%;
  }

  .ticket-card {
    padding: 26px 20px 22px;
  }

  .highlight-card {
    flex-direction: column;
  }

  .highlight-card .hl-icon {
    width: 40px;
    height: 40px;
  }

  .section-title {
    font-size: 24px;
  }

  .btn-primary,
  .btn-outline {
    min-height: 44px;
    font-size: 14px;
  }
}

/* roulang page: article */
:root {
    --bg-deep: #060A1A;
    --bg-soft: #0B1027;
    --panel: rgba(255, 255, 255, 0.06);
    --panel-strong: rgba(255, 255, 255, 0.09);
    --panel-border: rgba(255, 255, 255, 0.12);
    --text-main: #EEF2FF;
    --text-sub: #A5B0D0;
    --text-weak: #6C7A9A;
    --brand-1: #3D8BFF;
    --brand-2: #8F6BFF;
    --cyan: #27E5C8;
    --amber: #F5B544;
    --success: #2BD47A;
    --danger: #F5686A;
    --radius-card: 20px;
    --radius-field: 14px;
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.18);
    --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.32);
    --glow: 0 0 24px rgba(61, 139, 255, 0.35);
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: radial-gradient(circle at 70% 8%, rgba(61, 139, 255, 0.1) 0%, transparent 380px),
      radial-gradient(circle at 3% 76%, rgba(143, 107, 255, 0.1) 0%, transparent 420px), var(--bg-deep);
    color: var(--text-main);
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', '微软雅黑', sans-serif;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  img {
    max-width: 100%;
    display: block;
  }

  button,
  input,
  textarea,
  select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* ===== 左侧导航 ===== */
  .side-nav {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 240px;
    z-index: 60;
    background: linear-gradient(180deg, rgba(13, 21, 44, 0.92), rgba(7, 12, 30, 0.96));
    backdrop-filter: blur(18px);
    border-right: 1px solid rgba(255, 255, 255, 0.07);
    display: flex;
    flex-direction: column;
    padding: 32px 20px 24px;
  }

  .side-nav-logo {
    display: block;
    margin-bottom: 34px;
    padding: 0 6px;
  }

  .logo-main {
    display: block;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.02em;
    line-height: 1.4;
  }

  .logo-sub {
    display: block;
    font-size: 12px;
    color: var(--text-weak);
    margin-top: 5px;
    letter-spacing: 0.04em;
  }

  .side-nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .side-nav-links li {
    margin: 0;
    padding: 0;
  }

  .side-nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 48px;
    padding: 0 16px;
    border-radius: 14px;
    color: var(--text-sub);
    font-size: 15px;
    transition: all 0.25s ease;
    border: 1px solid transparent;
  }

  .side-nav-link .nav-icon {
    font-size: 10px;
    color: var(--brand-1);
    opacity: 0.6;
    transition: opacity 0.2s;
  }

  .side-nav-link:hover {
    background: rgba(61, 139, 255, 0.10);
    color: #fff;
    transform: translateX(3px);
  }

  .side-nav-link.active {
    background: rgba(39, 229, 200, 0.06);
    border-color: rgba(61, 139, 255, 0.18);
    color: #fff;
    font-weight: 600;
  }

  .side-nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 3px;
    height: 20px;
    border-radius: 999px;
    transform: translateY(-50%);
    background: linear-gradient(180deg, var(--cyan), var(--brand-1));
    box-shadow: 0 0 12px rgba(39, 229, 200, 0.35);
  }

  .side-nav-footer {
    margin-top: auto;
    padding: 16px 6px 0;
    font-size: 12px;
    color: var(--text-weak);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  /* ===== 移动顶栏 ===== */
  .mobile-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    z-index: 80;
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    background: rgba(6, 10, 26, 0.9);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .mobile-header .mobile-logo {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .mobile-logo .mobile-logo-name {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
  }

  .mobile-logo .mobile-logo-sub {
    font-size: 11px;
    color: var(--text-weak);
    margin-top: 2px;
  }

  .menu-toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: all 0.2s;
  }

  .menu-toggle:hover {
    background: rgba(61, 139, 255, 0.2);
  }

  .menu-toggle .icon-bar {
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
    margin: 4px 0;
    border-radius: 4px;
    transition: all 0.3s;
  }

  .menu-toggle.menu-open .icon-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-toggle.menu-open .icon-bar:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.menu-open .icon-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .mobile-nav-panel {
    position: fixed;
    inset: 0;
    background: rgba(5, 8, 20, 0.96);
    z-index: 70;
    padding: 88px 28px 40px;
    display: none;
    overflow-y: auto;
    backdrop-filter: blur(18px);
  }

  .mobile-nav-panel.open {
    display: block;
  }

  .mobile-nav-panel .mobile-menu-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .mobile-nav-panel .mobile-menu-list a {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 54px;
    padding: 0 14px;
    border-radius: 14px;
    color: var(--text-sub);
    font-size: 16px;
    transition: all 0.25s;
  }

  .mobile-nav-panel .mobile-menu-list a:hover,
  .mobile-nav-panel .mobile-menu-list a.active {
    background: rgba(61, 139, 255, 0.12);
    color: #fff;
  }

  .mobile-nav-panel .mobile-menu-cta {
    margin-top: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 50px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--brand-1), var(--brand-2));
    color: #fff;
    font-weight: 600;
    box-shadow: var(--glow);
  }

  .page-main {
    margin-left: 240px;
    min-height: 100vh;
  }

  /* ===== Hero / 文章头图 ===== */
  .article-hero {
    position: relative;
    padding: 80px 0 64px;
    background: radial-gradient(circle at 14% 18%, rgba(61, 139, 255, 0.15), transparent 320px),
      linear-gradient(180deg, rgba(6, 10, 26, 0.66), rgba(6, 10, 26, 0.94)),
      url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-weak);
    margin-bottom: 40px;
  }

  .breadcrumb a {
    color: var(--text-sub);
    transition: color 0.2s;
  }

  .breadcrumb a:hover {
    color: var(--brand-1);
  }

  .breadcrumb-sep {
    color: var(--text-weak);
    opacity: 0.7;
  }

  .article-head {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
  }

  .article-tags {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    border: 1px solid rgba(39, 229, 200, 0.3);
    border-radius: 999px;
    background: rgba(39, 229, 200, 0.05);
    font-size: 13px;
    color: var(--cyan);
    margin-bottom: 22px;
  }

  .article-head h1 {
    font-size: 40px;
    line-height: 1.35;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 22px;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.46);
  }

  .article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 14px;
    color: var(--text-sub);
    font-size: 14px;
  }

  .article-meta .dot-x {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--brand-1);
    opacity: 0.8;
  }

  .article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
  }

  /* ===== 文章正文区 ===== */
  .article-section {
    position: relative;
    padding: 56px 0 88px;
  }

  .article-wrap {
    max-width: 820px;
    margin: 0 auto;
  }

  .article-feature-img {
    border-radius: var(--radius-card);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 40px;
    background: #101728;
    box-shadow: var(--shadow-card);
  }

  .article-feature-img img {
    width: 100%;
    height: 380px;
    object-fit: cover;
  }

  .cms-content {
    color: var(--text-main);
    font-size: 16px;
    line-height: 1.9;
    word-break: break-word;
  }

  .cms-content p {
    margin: 0 0 24px;
  }

  .cms-content h2 {
    font-size: 26px;
    line-height: 1.45;
    margin: 48px 0 22px;
    font-weight: 700;
    color: #fff;
    position: relative;
    padding-left: 18px;
  }

  .cms-content h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 4px;
    border-radius: 10px;
    background: linear-gradient(180deg, var(--brand-1), var(--brand-2));
  }

  .cms-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    margin: 36px 0 16px;
  }

  .cms-content blockquote {
    margin: 32px 0;
    padding: 18px 24px;
    border-left: 3px solid var(--brand-1);
    background: rgba(61, 139, 255, 0.07);
    border-radius: 0 16px 16px 0;
    color: var(--text-sub);
  }

  .cms-content ul,
  .cms-content ol {
    margin: 20px 0 26px;
    padding-left: 26px;
  }

  .cms-content li {
    margin-bottom: 8px;
  }

  .cms-content ul li::marker {
    color: var(--cyan);
  }

  .cms-content ol li::marker {
    color: var(--brand-1);
    font-weight: 600;
  }

  .cms-content img {
    border-radius: 16px;
    margin: 32px auto;
    border: 1px solid rgba(255, 255, 255, 0.10);
  }

  .cms-content a {
    color: var(--cyan);
    border-bottom: 1px solid rgba(39, 229, 200, 0.4);
    transition: all 0.2s;
  }

  .cms-content a:hover {
    color: #fff;
    border-color: var(--cyan);
  }

  .cms-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 28px 0;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 16px;
    overflow: hidden;
  }

  .cms-content th,
  .cms-content td {
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    text-align: left;
  }

  .cms-content th {
    background: rgba(61, 139, 255, 0.13);
    color: #fff;
    font-weight: 600;
  }

  /* ===== 文章引导条 ===== */
  .article-nav-links {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 54px;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .go-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    color: var(--text-sub);
    font-size: 15px;
    transition: 0.2s;
  }

  .go-back:hover {
    color: var(--brand-1);
    transform: translateX(-4px);
  }

  .go-back .arrow {
    font-size: 18px;
  }

  .article-context {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-weak);
    font-size: 13px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
  }

  /* ===== 相关推荐 ===== */
  .related-section {
    background: linear-gradient(180deg, rgba(11, 16, 39, 0.4), rgba(6, 10, 26, 0.2));
    padding: 72px 0;
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 32px;
  }

  .section-head h2 {
    margin: 0;
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -0.01em;
  }

  .section-head .gold-line {
    display: inline-block;
    width: 34px;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-1), transparent);
    border-radius: 4px;
    margin-top: 10px;
  }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .related-card {
    display: block;
    background: var(--panel);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: all 0.3s;
  }

  .related-card:hover {
    transform: translateY(-5px);
    border-color: rgba(61, 139, 255, 0.34);
    box-shadow: var(--shadow-hover), 0 0 30px rgba(61, 139, 255, 0.08);
  }

  .related-card img {
    width: 100%;
    height: 170px;
    object-fit: cover;
  }

  .related-card-body {
    padding: 18px;
  }

  .related-card-body .cate-tag {
    display: inline-flex;
    font-size: 13px;
    padding: 3px 10px;
    border-radius: 999px;
    color: var(--cyan);
    background: rgba(39, 229, 200, 0.08);
    margin-bottom: 12px;
  }

  .related-card-body h3 {
    margin: 0 0 12px;
    font-size: 16px;
    line-height: 1.5;
    color: #fff;
    font-weight: 600;
    min-height: 48px;
  }

  .related-card-body p {
    margin: 0;
    font-size: 13px;
    color: var(--text-sub);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .related-more {
    display: inline-block;
    margin-top: 16px;
    font-size: 13px;
    color: var(--text-weak);
    transition: 0.2s;
  }

  .related-more:hover {
    color: var(--brand-1);
  }

  /* ===== 空文章状态 ===== */
  .empty-article-box {
    max-width: 560px;
    margin: 0 auto;
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-card);
    padding: 70px 32px;
    text-align: center;
    backdrop-filter: blur(18px);
  }

  .empty-article-box .empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    font-size: 28px;
    color: var(--text-weak);
    background: rgba(255, 255, 255, 0.05);
  }

  .empty-article-box h2 {
    margin: 0 0 12px;
    font-size: 22px;
    color: #fff;
  }

  .empty-article-box p {
    color: var(--text-sub);
    margin: 0 0 24px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 26px;
    background: linear-gradient(90deg, var(--brand-1), var(--brand-2));
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 15px;
    cursor: pointer;
    box-shadow: var(--glow);
    transition: all 0.28s ease;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.08);
    box-shadow: 0 6px 34px rgba(61, 139, 255, 0.52);
  }

  .btn-primary:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
  }

  .btn-primary:active {
    transform: translateY(0) scale(0.98);
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: #04070F;
    padding-top: 56px;
    margin-left: 240px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 36px;
  }

  .footer-brand .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
  }

  .footer-brand .logo-mark {
    display: flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--brand-1), var(--brand-2));
    border-radius: 12px;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    box-shadow: 0 4px 18px rgba(61, 139, 255, 0.3);
  }

  .brand-txt {
    display: flex;
    flex-direction: column;
  }

  .brand-name {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
  }

  .brand-sub {
    font-size: 12px;
    color: var(--text-weak);
  }

  .footer-brand p {
    font-size: 14px;
    color: var(--text-sub);
    margin: 0;
    max-width: 360px;
  }

  .footer-col h4 {
    font-size: 14px;
    color: var(--text-weak);
    font-weight: 600;
    margin: 0 0 14px;
    letter-spacing: 0.02em;
  }

  .footer-col a {
    display: block;
    font-size: 15px;
    color: var(--text-sub);
    margin-bottom: 10px;
    transition: 0.2s;
  }

  .footer-col a:hover {
    color: #fff;
    transform: translateX(3px);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 20px 0;
  }

  .footer-bottom .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-weak);
  }

  .footer-bottom a {
    color: var(--text-sub);
    transition: 0.2s;
  }

  .footer-bottom a:hover {
    color: var(--brand-1);
  }

  /* ===== 响应式 ===== */
  @media (min-width: 1024px) {
    .mobile-header,
    .mobile-nav-panel {
      display: none !important;
    }
  }

  @media (max-width: 1023px) {
    .side-nav {
      display: none;
    }

    .page-main {
      margin-left: 0;
      padding-top: 64px;
    }

    .mobile-header {
      display: flex;
    }

    .site-footer {
      margin-left: 0;
    }

    .article-hero {
      padding: 52px 0 44px;
    }

    .article-head h1 {
      font-size: 32px;
    }

    .related-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 768px) {
    .container {
      padding: 0 20px;
    }

    .article-wrap {
      max-width: 100%;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .article-nav-links {
      flex-direction: column;
      align-items: flex-start;
    }

    .article-feature-img img {
      height: 240px;
    }
  }

  @media (max-width: 520px) {
    .container {
      padding: 0 16px;
    }

    .article-section {
      padding: 36px 0 64px;
    }

    .related-grid {
      grid-template-columns: 1fr;
    }

    .article-meta {
      font-size: 13px;
      gap: 8px;
    }

    .article-meta .dot-x {
      display: none;
    }

    .article-head h1 {
      font-size: 26px;
    }

    .breadcrumb {
      font-size: 12px;
      margin-bottom: 24px;
    }

    .mobile-header {
      padding: 0 14px;
    }
  }

/* roulang page: category1 */
:root {
    --bg: #060A1A;
    --bg-deep: #04070F;
    --panel: rgba(255, 255, 255, 0.06);
    --panel-strong: rgba(255, 255, 255, 0.09);
    --border: rgba(255, 255, 255, 0.12);
    --ink: #EEF2FF;
    --muted: #A5B0D0;
    --faint: #6C7A9A;
    --blue: #3D8BFF;
    --violet: #8F6BFF;
    --cyan: #27E5C8;
    --amber: #F5B544;
    --green: #2BD47A;
    --danger: #F5686A;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-pill: 999px;
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.18);
    --shadow-hover: 0 16px 40px rgba(0, 0, 0, 0.32);
    --font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', '微软雅黑', sans-serif;
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.75;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  img {
    display: block;
    max-width: 100%;
  }

  button,
  input,
  select,
  textarea {
    font: inherit;
    color: inherit;
  }

  h1, h2, h3, h4 {
    line-height: 1.25;
    font-weight: 700;
    letter-spacing: -0.01em;
  }

  .container {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 24px;
  }

  .section {
    padding: 88px 0;
  }

  @media (max-width: 768px) {
    .section {
      padding: 64px 0;
    }
  }

  /* ---------- 品牌装饰 ---------- */
  body::before {
    content: "";
    position: fixed;
    top: -200px;
    right: -160px;
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(61, 139, 255, 0.18), transparent 68%);
    z-index: 0;
    pointer-events: none;
  }

  body::after {
    content: "";
    position: fixed;
    bottom: -240px;
    left: 10%;
    width: 620px;
    height: 620px;
    background: radial-gradient(circle, rgba(143, 107, 255, 0.12), transparent 70%);
    z-index: 0;
    pointer-events: none;
  }

  .site-shell {
    position: relative;
    z-index: 1;
  }

  @media (min-width: 1024px) {
    body {
      padding-left: 240px;
    }
  }

  /* ---------- 顶部移动端导航 ---------- */
  .mobile-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    display: flex;
    align-items: center;
    background: rgba(6, 10, 26, 0.82);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 60;
  }

  .mobile-header-inner {
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .mobile-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: #fff;
    font-size: 16px;
  }

  .mobile-brand .brand-icon {
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: #fff;
    font-weight: 800;
    box-shadow: 0 0 20px rgba(61, 139, 255, 0.5);
  }

  .burger {
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    color: #fff;
    cursor: pointer;
    transition: all 0.2s ease;
  }

  .burger:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: translateY(-1px);
  }

  @media (min-width: 1024px) {
    .mobile-header {
      display: none;
    }
  }

  /* ---------- 移动端抽屉 ---------- */
  .mobile-nav-panel {
    position: fixed;
    inset: 0;
    display: none;
    flex-direction: column;
    padding: 28px 24px 40px;
    background: rgba(4, 7, 15, 0.96);
    backdrop-filter: blur(22px);
    z-index: 120;
    overflow-y: auto;
  }

  .mobile-nav-panel.open {
    display: flex;
  }

  .mobile-nav-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
  }

  .mobile-nav-top .mobile-brand {
    font-size: 18px;
  }

  .mobile-close {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    color: #fff;
    display: grid;
    place-items: center;
  }

  .mobile-nav-panel nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .mobile-nav-panel nav a {
    padding: 15px 18px;
    border-radius: 14px;
    font-size: 17px;
    font-weight: 600;
    color: var(--muted);
    border: 1px solid transparent;
    transition: all 0.2s ease;
  }

  .mobile-nav-panel nav a:hover,
  .mobile-nav-panel nav a.active {
    color: #fff;
    background: rgba(61, 139, 255, 0.12);
    border-color: rgba(61, 139, 255, 0.25);
  }

  .mobile-nav-panel nav a.active {
    box-shadow: inset 3px 0 0 var(--cyan);
  }

  @media (min-width: 1024px) {
    .mobile-nav-panel {
      display: none !important;
    }
  }

  /* ---------- 左侧桌面导航 ---------- */
  .side-nav {
    display: none;
  }

  @media (min-width: 1024px) {
    .side-nav {
      display: flex;
      flex-direction: column;
      width: 240px;
      height: 100vh;
      position: fixed;
      top: 0;
      left: 0;
      padding: 28px 18px 18px;
      background: rgba(8, 12, 28, 0.76);
      backdrop-filter: blur(18px);
      border-right: 1px solid rgba(255, 255, 255, 0.08);
      z-index: 50;
      overflow-y: auto;
    }

    .side-nav-logo {
      display: flex;
      flex-direction: column;
      gap: 3px;
      padding: 12px 8px 28px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .logo-main {
      display: block;
      font-size: 15px;
      font-weight: 800;
      color: #fff;
      line-height: 1.4;
      letter-spacing: 0.02em;
    }

    .logo-sub {
      font-size: 12px;
      color: var(--faint);
      letter-spacing: 0.2em;
    }

    .side-nav-links {
      list-style: none;
      padding: 20px 0;
      display: flex;
      flex-direction: column;
      gap: 4px;
      flex: 1;
    }

    .side-nav-link {
      display: flex;
      align-items: center;
      gap: 14px;
      height: 48px;
      padding: 0 14px;
      border-radius: 14px;
      font-size: 14px;
      font-weight: 600;
      color: var(--muted);
      position: relative;
      transition: all 0.2s ease;
    }

    .side-nav-link .nav-icon {
      font-size: 0;
      width: 6px;
      height: 6px;
      border-radius: 999px;
      background: #3f4a6b;
      transition: all 0.2s ease;
    }

    .side-nav-link:hover {
      color: #fff;
      background: rgba(255, 255, 255, 0.05);
    }

    .side-nav-link:hover .nav-icon {
      background: var(--cyan);
      box-shadow: 0 0 10px rgba(39, 229, 200, 0.6);
    }

    .side-nav-link.active {
      background: linear-gradient(90deg, rgba(61, 139, 255, 0.18), rgba(143, 107, 255, 0.08));
      color: #fff;
    }

    .side-nav-link.active::before {
      content: "";
      position: absolute;
      left: 0;
      top: 50%;
      transform: translateY(-50%);
      width: 3px;
      height: 20px;
      border-radius: 0 4px 4px 0;
      background: linear-gradient(180deg, var(--cyan), var(--blue));
      box-shadow: 0 0 12px rgba(39, 229, 200, 0.6);
    }

    .side-nav-link.active .nav-icon {
      background: var(--cyan);
      box-shadow: 0 0 12px rgba(39, 229, 200, 0.9);
    }

    .side-nav-footer {
      font-size: 12px;
      color: var(--faint);
      text-align: center;
      padding-top: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
    }
  }

  /* ---------- 按钮 ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 999px;
    padding: 13px 28px;
    font-size: 15px;
    font-weight: 700;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    line-height: 1.5;
    white-space: nowrap;
  }

  .btn:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 4px;
  }

  .btn-primary {
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: #fff;
    box-shadow: 0 8px 30px rgba(61, 139, 255, 0.35);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 14px 40px rgba(61, 139, 255, 0.46);
  }

  .btn-primary:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 6px 18px rgba(61, 139, 255, 0.3);
  }

  .btn-ghost {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.18);
    color: #fff;
  }

  .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
  }

  .btn-ghost:active {
    transform: translateY(0) scale(0.98);
  }

  .btn-xl {
    padding: 16px 36px;
    font-size: 16px;
  }

  .btn i {
    font-size: 14px;
  }

  /* ---------- 卡片通用 ---------- */
  .glass-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow-card);
  }

  .tag {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    color: var(--cyan);
    background: rgba(39, 229, 200, 0.1);
    border: 1px solid rgba(39, 229, 200, 0.2);
  }

  .tag-blue {
    color: var(--blue);
    background: rgba(61, 139, 255, 0.1);
    border-color: rgba(61, 139, 255, 0.22);
  }

  .tag-amber {
    color: var(--amber);
    background: rgba(245, 181, 68, 0.1);
    border-color: rgba(245, 181, 68, 0.25);
  }

  /* ---------- 页面局部头部 ---------- */
  .section-kicker {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--cyan);
    text-transform: uppercase;
    margin-bottom: 12px;
    opacity: 0.9;
  }

  .section-heading {
    font-size: clamp(28px, 3vw, 38px);
    line-height: 1.18;
    margin-bottom: 18px;
  }

  .section-text {
    color: var(--muted);
    max-width: 720px;
    font-size: 16px;
    line-height: 1.9;
  }

  /* ---------- Hero ---------- */
  .hero-cat {
    position: relative;
    padding: 88px 0 72px;
    background:
      linear-gradient(180deg, rgba(6, 10, 26, 0.7), rgba(6, 10, 26, 0.94)),
      url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
    overflow: hidden;
  }

  .hero-cat .container {
    position: relative;
    z-index: 3;
  }

  .hero-title-h1 {
    font-size: clamp(32px, 5vw, 54px);
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 18px 0 24px;
    color: #fff;
  }

  .hero-h1-main {
    display: block;
    color: #fff;
  }

  .hero-h1-accent {
    background: linear-gradient(100deg, #7CB8FF, #A78BFF 50%, var(--cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--muted);
    font-size: 13px;
    font-weight: 600;
  }

  .hero-eyebrow::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 10px rgba(39, 229, 200, 0.7);
  }

  .hero-desc {
    max-width: 560px;
    color: #C0CBEB;
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 30px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 26px;
  }

  .hero-note {
    font-size: 14px;
    color: var(--faint);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .hero-note i {
    color: var(--cyan);
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 52px;
    align-items: center;
  }

  .hero-visual {
    position: relative;
    padding: 18px 18px 18px 48px;
  }

  .hero-visual::before {
    content: "";
    position: absolute;
    inset: 8px 0 8px 20px;
    background: linear-gradient(160deg, rgba(61, 139, 255, 0.35), rgba(143, 107, 255, 0.18));
    border-radius: 28px;
    filter: blur(18px);
    z-index: 0;
  }

  .hero-frame {
    position: relative;
    z-index: 1;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    padding: 12px;
    box-shadow: var(--shadow-hover);
  }

  .hero-frame img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 16px;
    background: #101728;
  }

  .hero-float-chip {
    position: absolute;
    right: -6px;
    top: 38px;
    z-index: 4;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 14px;
    background: rgba(4, 7, 15, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    font-size: 12px;
    font-weight: 600;
    color: #fff;
  }

  .hero-float-chip i {
    color: var(--cyan);
  }

  @media (max-width: 1023.98px) {
    .site-shell {
      padding-top: 64px;
    }

    .hero-cat {
      padding: 56px 0 48px;
    }

    .hero-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }

    .hero-visual {
      display: none;
    }
  }

  /* ---------- 信息渠道卡片 ---------- */
  .value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .value-card {
    padding: 32px 26px 28px;
    border-radius: 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
  }

  .value-card:hover {
    transform: translateY(-4px);
    background: var(--panel-strong);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-hover);
  }

  .value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin-bottom: 22px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(61, 139, 255, 0.2), rgba(143, 107, 255, 0.18));
    border: 1px solid rgba(61, 139, 255, 0.28);
    color: var(--blue);
    font-size: 18px;
    transition: all 0.3s ease;
  }

  .value-card:hover .value-icon {
    color: var(--cyan);
    border-color: rgba(39, 229, 200, 0.4);
    box-shadow: 0 0 18px rgba(39, 229, 200, 0.2);
  }

  .value-card h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 8px;
  }

  .value-card p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
  }

  @media (max-width: 768px) {
    .value-grid {
      grid-template-columns: 1fr;
    }
  }

  /* ---------- 公告速览 ---------- */
  .notice-zone {
    background: linear-gradient(180deg, rgba(11, 16, 39, 0.5), rgba(6, 10, 26, 0.1));
  }

  .notice-layout {
    display: grid;
    grid-template-columns: 1.18fr 0.82fr;
    gap: 22px;
  }

  .notice-feature {
    border-radius: var(--radius-lg);
    background: var(--panel);
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
  }

  .notice-feature:hover {
    border-color: rgba(61, 139, 255, 0.4);
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.3);
    transform: translateY(-3px);
  }

  .notice-feature-img {
    position: relative;
    height: 280px;
    overflow: hidden;
  }

  .notice-feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: #152038;
  }

  .notice-feature-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(6, 10, 26, 0.85));
  }

  .notice-feature-tag {
    position: absolute;
    left: 20px;
    bottom: 18px;
    z-index: 2;
  }

  .notice-feature-body {
    padding: 26px 28px 28px;
  }

  .notice-feature-body h3 {
    font-size: 21px;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
  }

  .notice-feature-body p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 18px;
  }

  .notice-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--faint);
    gap: 12px;
  }

  .notice-meta-link {
    color: var(--cyan);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s ease;
  }

  .notice-meta-link:hover {
    color: #fff;
  }

  .notice-side {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .notice-mini-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 18px;
    flex: 1;
    transition: all 0.25s ease;
  }

  .notice-mini-card:hover {
    background: var(--panel-strong);
    transform: translateX(-4px);
    border-color: rgba(39, 229, 200, 0.3);
  }

  .notice-mini-card h3 {
    font-size: 16px;
    color: #fff;
    margin: 16px 0 6px;
  }

  .notice-mini-card p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.7;
  }

  .notice-mini-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 22px;
  }

  .notice-mini-item {
    padding: 22px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.09);
    transition: all 0.25s ease;
  }

  .notice-mini-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-3px);
  }

  .notice-mini-item h4 {
    margin: 14px 0 8px;
    color: #fff;
    font-size: 15px;
  }

  .notice-mini-item p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.7;
  }

  .notice-mini-item i {
    font-size: 18px;
    color: var(--blue);
  }

  @media (max-width: 768px) {
    .notice-layout {
      grid-template-columns: 1fr;
    }

    .notice-mini-grid {
      grid-template-columns: 1fr;
    }
  }

  /* ---------- 赛程节奏时间线 ---------- */
  .schedule-section {
    background: linear-gradient(180deg, #070C1D, #060A1A);
  }

  .schedule-grid {
    display: grid;
    grid-template-columns: 0.42fr 0.58fr;
    gap: 60px;
  }

  @media (max-width: 1023.98px) {
    .schedule-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }
  }

  .timeline {
    position: relative;
    padding-left: 40px;
  }

  .timeline::before {
    content: "";
    position: absolute;
    left: 14px;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: linear-gradient(180deg, var(--cyan), var(--blue), rgba(143, 107, 255, 0.4));
  }

  .tl-node {
    position: relative;
    padding-bottom: 34px;
  }

  .tl-node:last-child {
    padding-bottom: 0;
  }

  .tl-marker {
    position: absolute;
    left: -40px;
    top: 4px;
    width: 29px;
    height: 29px;
    border-radius: 50%;
    background: #0B1027;
    border: 2px solid var(--blue);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 6px rgba(61, 139, 255, 0.12);
  }

  .tl-marker i {
    font-size: 10px;
    color: var(--cyan);
  }

  .tl-content {
    background: rgba(255, 255, 255, 0.045);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 16px;
    padding: 18px 22px;
    transition: all 0.25s ease;
  }

  .tl-content:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(61, 139, 255, 0.35);
  }

  .tl-stage {
    color: var(--cyan);
    font-size: 12px;
    letter-spacing: 0.1em;
    font-weight: 700;
    margin-bottom: 6px;
  }

  .tl-content h3 {
    color: #fff;
    font-size: 17px;
    margin-bottom: 6px;
  }

  .tl-content p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.75;
  }

  .timeline-note {
    margin-top: 32px;
    padding: 16px 20px;
    border-left: 3px solid var(--amber);
    border-radius: 0 14px 14px 0;
    background: rgba(245, 181, 68, 0.06);
    color: var(--amber);
    font-size: 14px;
    line-height: 1.7;
  }

  /* ---------- 操作路径 ---------- */
  .path-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 10px;
  }

  .path-card {
    padding: 26px 20px;
    border-radius: 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    position: relative;
    transition: all 0.3s ease;
  }

  .path-card:hover {
    transform: translateY(-4px);
    background: var(--panel-strong);
    box-shadow: var(--shadow-hover);
  }

  .path-num {
    font-size: 13px;
    font-weight: 800;
    color: var(--faint);
    letter-spacing: 0.1em;
    margin-bottom: 20px;
  }

  .path-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    margin-bottom: 18px;
    background: rgba(39, 229, 200, 0.1);
    color: var(--cyan);
    font-size: 17px;
    border: 1px solid rgba(39, 229, 200, 0.15);
  }

  .path-card h3 {
    font-size: 16px;
    color: #fff;
    margin-bottom: 8px;
  }

  .path-card p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.75;
  }

  @media (max-width: 992px) {
    .path-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 520px) {
    .path-grid {
      grid-template-columns: 1fr;
    }
  }

  /* ---------- FAQ ---------- */
  .faq-section {
    padding-top: 0;
  }

  .accordion-list {
    max-width: 880px;
  }

  .acc-item {
    border-radius: 18px;
    background: var(--panel);
    border: 1px solid var(--border);
    margin-bottom: 14px;
    transition: background 0.2s ease;
  }

  .acc-item[open] {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(61, 139, 255, 0.3);
  }

  .acc-item summary {
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    list-style: none;
    padding: 20px 24px;
    color: #E5E9F5;
    font-weight: 600;
    font-size: 15px;
  }

  .acc-item summary::-webkit-details-marker {
    display: none;
  }

  .acc-item summary::after {
    content: "\f107";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-left: auto;
    transition: transform 0.25s ease;
    color: var(--muted);
  }

  .acc-item[open] summary::after {
    transform: rotate(180deg);
    color: var(--cyan);
  }

  .acc-body {
    padding: 0 24px 22px 60px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
  }

  /* ---------- CTA ---------- */
  .cta-card {
    border-radius: 26px;
    padding: 68px 40px;
    text-align: center;
    background:
      radial-gradient(circle at 20% 20%, rgba(61, 139, 255, 0.3), transparent 46%),
      radial-gradient(circle at 80% 70%, rgba(143, 107, 255, 0.22), transparent 44%),
      linear-gradient(135deg, #0A1128, #0B1027);
    border: 1px solid rgba(255, 255, 255, 0.12);
    overflow: hidden;
    position: relative;
  }

  .cta-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(120deg, rgba(39, 229, 200, 0.4), rgba(61, 139, 255, 0.5), rgba(143, 107, 255, 0.45));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
  }

  .cta-card h2 {
    font-size: clamp(28px, 3.4vw, 40px);
    color: #fff;
    margin-bottom: 16px;
  }

  .cta-card p {
    max-width: 610px;
    margin: 0 auto 34px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.9;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  .cta-tip {
    margin-top: 24px;
    font-size: 13px;
    color: var(--faint);
  }

  @media (max-width: 768px) {
    .cta-card {
      padding: 44px 22px;
    }
  }

  /* ---------- 页脚 ---------- */
  .site-footer {
    background: #04070F;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 56px;
    margin-top: 20px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 44px;
    padding-bottom: 40px;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
  }

  .logo-mark {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    font-weight: 800;
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: #fff;
    font-size: 20px;
    box-shadow: 0 0 22px rgba(61, 139, 255, 0.4);
  }

  .brand-name {
    display: block;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
  }

  .brand-sub {
    display: block;
    font-size: 12px;
    color: var(--faint);
    letter-spacing: 0.12em;
  }

  .footer-brand p {
    color: var(--faint);
    font-size: 14px;
    max-width: 340px;
    line-height: 1.8;
  }

  .footer-col h4 {
    color: #fff;
    font-size: 15px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .footer-col a {
    display: block;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
    padding: 6px 0;
    transition: all 0.2s ease;
  }

  .footer-col a:hover {
    color: var(--cyan);
    transform: translateX(4px);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 22px 0;
    font-size: 13px;
    color: var(--faint);
  }

  .footer-bottom .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
  }

  .footer-bottom a {
    color: var(--faint);
    transition: color 0.2s ease;
  }

  .footer-bottom a:hover {
    color: var(--cyan);
  }

  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }

    .hero-title-h1 {
      font-size: 32px;
    }

    .footer-bottom .container {
      flex-direction: column;
      align-items: flex-start;
    }
  }

  @media (min-width: 1024px) {
    .section-faq {
      padding-top: 0;
    }
  }

  @media (max-width: 520px) {
    .container {
      padding-inline: 18px;
    }

    .notice-feature-body h3 {
      font-size: 18px;
    }

    .notice-feature-body {
      padding: 20px;
    }

    .notice-feature-img {
      height: 200px;
    }
  }

/* roulang page: category2 */
:root {
  --bg: #060A1A;
  --bg-2: #0B1027;
  --bg-3: #070C1D;
  --card: rgba(255, 255, 255, 0.055);
  --card-strong: rgba(255, 255, 255, 0.09);
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #EEF2FF;
  --text-2: #A5B0D0;
  --text-3: #6C7A9A;
  --primary: #3D8BFF;
  --violet: #8F6BFF;
  --cyan: #27E5C8;
  --amber: #F5B544;
  --green: #2BD47A;
  --red: #F5686A;
  --r-lg: 20px;
  --r-md: 14px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: PingFang SC, Microsoft YaHei, Noto Sans CJK SC, 微软雅黑, sans-serif;
  background:
    radial-gradient(1000px 520px at 82% -8%, rgba(61, 139, 255, 0.16), transparent 60%),
    radial-gradient(760px 480px at -6% 16%, rgba(143, 107, 255, 0.13), transparent 55%),
    linear-gradient(180deg, var(--bg-2), var(--bg-3) 30%), var(--bg);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body, .container, .hero-title, .section-title { letter-spacing: 0; }
h1, h2, h3, h4, p, figure, ul { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; background-color: #101728; }
button, input, select { font-family: inherit; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}
::selection { background: rgba(143, 107, 255, 0.35); color: #fff; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 92px 0; position: relative; }
.section-head { max-width: 760px; margin-bottom: 48px; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid rgba(61, 139, 255, 0.3);
  background: rgba(61, 139, 255, 0.08);
  color: #BFD4FF;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.section-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}
.section-title { font-size: clamp(26px, 3vw, 38px); font-weight: 800; line-height: 1.3; margin-bottom: 14px; }
.section-sub { color: var(--text-2); font-size: 16px; max-width: 660px; }

/* ---------- 侧边导航 ---------- */
.side-nav {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 240px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  padding: 28px 18px 22px;
  background: linear-gradient(180deg, rgba(11, 18, 42, 0.96), rgba(6, 10, 26, 0.92));
  backdrop-filter: blur(20px);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  overflow-y: auto;
}
.side-nav-logo {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px 10px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 20px;
}
.logo-main {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
  background: linear-gradient(90deg, #ffffff, #C9D8FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  white-space: nowrap;
}
.logo-sub {
  font-size: 12px;
  color: var(--text-3);
  letter-spacing: 0.08em;
}
.side-nav-links { display: flex; flex-direction: column; gap: 4px; }
.side-nav-links li { position: relative; }
.side-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 46px;
  padding: 0 15px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 500;
  color: #AFB9D8;
  transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
  white-space: nowrap;
  position: relative;
}
.side-nav-link .nav-icon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  display: inline-block;
  flex: 0 0 8px;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.side-nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(2px);
}
.side-nav-link:hover .nav-icon {
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}
.side-nav-link.active {
  color: #fff;
  background: rgba(61, 139, 255, 0.15);
}
.side-nav-link.active::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 22px;
  border-radius: 99px;
  background: linear-gradient(180deg, var(--cyan), var(--primary));
  box-shadow: 0 0 12px rgba(61, 139, 255, 0.9);
}
.side-nav-link.active .nav-icon {
  background: var(--cyan);
  box-shadow: 0 0 9px var(--cyan);
}
.side-nav-links li:last-child .side-nav-link {
  margin-top: 10px;
  border: 1px solid rgba(61, 139, 255, 0.32);
  background: rgba(61, 139, 255, 0.14);
  color: #E5EDFF;
  justify-content: center;
  font-weight: 700;
}
.side-nav-links li:last-child .side-nav-link:hover {
  background: rgba(61, 139, 255, 0.24);
  box-shadow: 0 0 20px rgba(61, 139, 255, 0.25);
  transform: translateY(-1px);
}
.side-nav-footer {
  margin-top: auto;
  padding-top: 28px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.22);
  letter-spacing: 0.08em;
  text-align: center;
}
.nav-toggle { display: none; }
.nav-burger { display: none; }

.main-area { margin-left: 240px; min-width: 0; }

/* ---------- 通用按钮与标签 ---------- */
.btn-primary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  padding: 14px 28px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, filter 0.2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: #fff;
  box-shadow: 0 0 24px rgba(61, 139, 255, 0.32);
}
.btn-primary:hover {
  filter: brightness(1.12);
  transform: translateY(-2px);
  box-shadow: 0 8px 34px rgba(61, 139, 255, 0.42);
}
.btn-primary:active {
  transform: scale(0.97) translateY(0);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-2px);
}
.btn-ghost:active { transform: scale(0.97); }
.btn-lg { padding: 16px 34px; font-size: 16px; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 17px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
  font-weight: 600;
  color: #D7DFFF;
  backdrop-filter: blur(10px);
}
.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

/* ---------- Hero ---------- */
.page-hero {
  padding: 72px 0 56px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero-copy { max-width: 620px; }
.hero-copy h1 {
  font-size: clamp(34px, 4.4vw, 52px);
  font-weight: 800;
  line-height: 1.28;
  margin: 22px 0 18px;
  letter-spacing: -0.02em;
}
.grad-text {
  background: linear-gradient(120deg, #FFFFFF 10%, #AECBFF 45%, #8FD9FF 80%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}
.hero-lead {
  color: var(--text-2);
  font-size: 17px;
  line-height: 1.9;
  max-width: 550px;
  margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-3);
}
.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 999px;
  padding: 6px 13px;
}
.hero-visual {
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  box-shadow: 0 20px 58px rgba(0, 0, 0, 0.4);
  background: #152044;
}
.hero-visual img {
  width: 100%;
  height: 410px;
  object-fit: cover;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(2, 4, 12, 0.84) 100%);
  z-index: 1;
}
.visual-note {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(13, 20, 45, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  backdrop-filter: blur(18px);
}
.note-title { color: #fff; font-weight: 700; font-size: 15px; }
.note-desc { color: var(--text-2); font-size: 12px; max-width: 220px; text-align: right; }

/* ---------- 报名入口通道 ---------- */
.channel-section { background: transparent; }
.entry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.06fr;
  gap: 24px;
  align-items: stretch;
}
.entry-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 30px 28px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  transition: transform 0.28s ease, border-color 0.25s ease, background 0.25s ease;
  display: flex;
  flex-direction: column;
}
.entry-card:hover {
  transform: translateY(-6px);
  border-color: rgba(61, 139, 255, 0.36);
  background: rgba(255, 255, 255, 0.08);
}
.entry-card.highlight {
  background: linear-gradient(150deg, rgba(61, 139, 255, 0.18), rgba(143, 107, 255, 0.1)), var(--card);
  border-color: rgba(143, 107, 255, 0.32);
}
.entry-card.highlight:hover {
  border-color: rgba(39, 229, 200, 0.4);
  box-shadow: 0 0 34px rgba(39, 229, 200, 0.08);
}
.entry-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, rgba(61, 139, 255, 0.85), rgba(143, 107, 255, 0.85));
  margin-bottom: 22px;
  box-shadow: 0 0 18px rgba(61, 139, 255, 0.25);
}
.entry-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.entry-card p { color: var(--text-2); font-size: 15px; line-height: 1.75; margin-bottom: 18px; }
.entry-line { margin-top: auto; font-size: 13px; color: var(--cyan); font-weight: 600; }

/* ---------- 流程时间线 ---------- */
.steps-section {
  background: linear-gradient(180deg, rgba(11, 18, 42, 0.55), rgba(7, 12, 29, 0.85));
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.timeline { position: relative; margin-top: 12px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 16px;
  bottom: 24px;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--primary), rgba(255, 255, 255, 0.12), var(--cyan));
  box-shadow: 0 0 14px rgba(61, 139, 255, 0.35);
}
.tl-row {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 20px;
  align-items: center;
  margin-bottom: 26px;
  position: relative;
}
.tl-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px 26px;
  backdrop-filter: blur(14px);
  grid-column: 1;
  margin-right: 20px;
  transition: transform 0.3s ease, border-color 0.25s ease, background 0.25s ease;
}
.tl-card:hover {
  transform: translateX(5px);
  border-color: rgba(61, 139, 255, 0.35);
  background: rgba(255, 255, 255, 0.08);
}
.tl-row:nth-child(even) .tl-card {
  grid-column: 3;
  margin-right: 0;
  margin-left: 20px;
}
.tl-row:nth-child(even) .tl-card:hover { transform: translateX(-5px); }
.tl-num {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 4px;
}
.tl-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.tl-card p { color: var(--text-2); font-size: 14px; line-height: 1.7; }
.tl-pin {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--primary);
  box-shadow: 0 0 0 5px rgba(61, 139, 255, 0.12), 0 0 22px rgba(39, 229, 200, 0.4);
}

/* ---------- 准备清单 ---------- */
.check-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 52px;
  align-items: center;
}
.check-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.check-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px 22px;
  backdrop-filter: blur(12px);
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}
.check-item:hover {
  transform: translateY(-3px);
  border-color: rgba(39, 229, 200, 0.3);
  background: rgba(255, 255, 255, 0.08);
}
.check-icon {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 10px;
  background: rgba(39, 229, 200, 0.14);
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 800;
}
.check-item strong { display: block; font-size: 15px; margin-bottom: 3px; }
.check-item span { color: var(--text-2); font-size: 14px; }
.check-visual { position: relative; border-radius: 26px; overflow: hidden; border: 1px solid var(--border); box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42); }
.check-visual img { width: 100%; height: 520px; object-fit: cover; }
.check-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(20deg, rgba(2, 5, 12, 0.88), transparent 70%);
  z-index: 1;
}
.check-float-card {
  position: absolute;
  z-index: 2;
  left: 24px;
  bottom: 24px;
  right: 24px;
  background: rgba(8, 13, 33, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  padding: 18px 20px;
  backdrop-filter: blur(16px);
}
.check-float-card strong { display: block; color: #fff; font-size: 16px; margin-bottom: 6px; }
.check-float-card span { color: var(--text-2); font-size: 13px; }

/* ---------- 现场提示 ---------- */
.tips-section { padding-top: 20px; }
.tips-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.tip-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px 22px;
  backdrop-filter: blur(12px);
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.tip-card:hover {
  transform: translateY(-5px);
  border-color: rgba(143, 107, 255, 0.32);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
}
.tip-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #D9C4FF;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(143, 107, 255, 0.16);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.tip-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 7px; }
.tip-card p { font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* ---------- FAQ ---------- */
.faq-section {
  background: linear-gradient(180deg, rgba(7, 12, 27, 0.5), rgba(5, 8, 20, 0.65));
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}
.faq-wrap {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 56px;
  align-items: start;
}
.faq-side .section-sub { margin-bottom: 24px; }
.faq-helper {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(61, 139, 255, 0.1);
  border: 1px solid rgba(61, 139, 255, 0.24);
  color: #AFC9FF;
  font-size: 13px;
}
.faq-helper a { color: #fff; font-weight: 600; border-bottom: 1px solid rgba(255, 255, 255, 0.4); }
.faq-list { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  backdrop-filter: blur(14px);
  overflow: hidden;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.faq-item.open {
  border-color: rgba(61, 139, 255, 0.3);
  background: rgba(255, 255, 255, 0.07);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 20px 22px;
  cursor: pointer;
  transition: color 0.2s ease;
}
.faq-question:hover { color: #fff; }
.faq-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(61, 139, 255, 0.15);
  color: var(--primary);
  font-size: 20px;
  font-weight: 300;
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
  line-height: 1;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: rgba(61, 139, 255, 0.35);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 22px;
}
.faq-answer p {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.85;
  padding-bottom: 6px;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 22px 20px;
}

/* ---------- CTA ---------- */
.cta-section { padding: 36px 0 90px; position: relative; }
.cta-box {
  border-radius: 30px;
  overflow: hidden;
  background: linear-gradient(140deg, rgba(61, 139, 255, 0.18), rgba(143, 107, 255, 0.13)), var(--bg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 60px rgba(61, 139, 255, 0.12);
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  align-items: center;
}
.cta-content { padding: 50px 48px; }
.cta-content h2 {
  font-size: clamp(25px, 2.8vw, 36px);
  font-weight: 800;
  line-height: 1.3;
  margin: 16px 0 12px;
}
.cta-content p { color: var(--text-2); font-size: 16px; line-height: 1.8; margin-bottom: 26px; max-width: 520px; }
.cta-btns { display: flex; flex-wrap: wrap; gap: 14px; }
.cta-visual { min-height: 360px; position: relative; }
.cta-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(270deg, transparent 20%, var(--bg) 100%);
  z-index: 2;
}
.cta-visual img { width: 100%; height: 100%; position: absolute; inset: 0; object-fit: cover; }

/* ---------- 页脚 ---------- */
.site-footer {
  background: #04070F;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 60px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.logo-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--violet));
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  border-radius: 13px;
  box-shadow: 0 0 18px rgba(61, 139, 255, 0.45);
}
.brand-txt { display: flex; flex-direction: column; }
.brand-name { font-size: 21px; font-weight: 800; color: #fff; line-height: 1.3; }
.brand-sub { font-size: 12px; color: var(--text-3); letter-spacing: 0.04em; }
.footer-brand p { color: #8E9BBD; font-size: 14px; line-height: 1.85; max-width: 340px; margin-top: 12px; }
.footer-col h4 { font-size: 15px; font-weight: 700; margin-bottom: 18px; color: #CDD7F2; }
.footer-col a {
  display: block;
  font-size: 14px;
  color: #93A0C2;
  padding: 6px 0;
  transition: color 0.2s ease, transform 0.2s ease;
}
.footer-col a:hover { color: #fff; transform: translateX(3px); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 22px 0;
  font-size: 13px;
  color: #6A7697;
}
.footer-bottom .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; }
.footer-bottom a { color: #8C96B5; }
.footer-bottom a:hover { color: #fff; }

/* ---------- 移动端折叠导航 ---------- */
@media (max-width: 1023.98px) {
  .main-area { margin-left: 0; padding-top: 64px; }
  .side-nav {
    width: 100%;
    height: 64px;
    bottom: auto;
    flex-direction: row;
    align-items: center;
    padding: 0 16px 0 20px;
    background: rgba(6, 10, 26, 0.92);
    backdrop-filter: blur(18px);
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    overflow: visible;
  }
  .side-nav-logo {
    flex-direction: row;
    gap: 8px;
    padding: 0;
    border-bottom: none;
    margin: 0;
  }
  .logo-main { font-size: 15px; }
  .logo-sub { display: none; }
  .nav-burger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-left: auto;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    cursor: pointer;
    position: relative;
    z-index: 12;
    transition: background 0.2s ease;
  }
  .nav-burger:hover { background: rgba(255, 255, 255, 0.12); }
  .burger-line, .burger-line::before, .burger-line::after {
    content: "";
    display: block;
    width: 18px;
    height: 2px;
    background: #fff;
    border-radius: 99px;
    position: relative;
    transition: background 0.2s ease, transform 0.3s ease;
  }
  .burger-line::before { position: absolute; top: -6px; }
  .burger-line::after { position: absolute; top: 6px; }
  .nav-toggle:checked ~ .nav-burger .burger-line { background: transparent; }
  .nav-toggle:checked ~ .nav-burger .burger-line::before { transform: rotate(45deg); top: 0; }
  .nav-toggle:checked ~ .nav-burger .burger-line::after { transform: rotate(-45deg); top: 0; }
  .side-nav-links {
    position: fixed;
    inset: 64px 0 0 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(4, 7, 15, 0.97);
    backdrop-filter: blur(24px);
    padding: 40px 24px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 5;
  }
  .nav-toggle:checked ~ .side-nav-links {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .side-nav-links li { width: min(420px, 86vw); }
  .side-nav-link {
    justify-content: center;
    height: 52px;
    font-size: 16px;
    border-radius: 16px;
  }
  .side-nav-link.active::before { display: none; }
  .side-nav-links li:last-child .side-nav-link { margin-top: 6px; }
  .side-nav-footer { display: none; }
  .section { padding: 68px 0; }
  .entry-grid { grid-template-columns: 1fr 1fr; }
  .entry-card:last-child { grid-column: 1 / -1; }
  .tips-grid { grid-template-columns: 1fr 1fr; }
  .faq-wrap { grid-template-columns: 1fr; gap: 32px; }
  .cta-box { grid-template-columns: 1fr; }
  .cta-visual { min-height: 220px; order: -1; }
  .cta-visual img { position: static; height: 220px; }
  .cta-visual::before { background: linear-gradient(180deg, transparent 20%, var(--bg) 100%); }
  .cta-content { padding: 36px 28px; }
}

@media (max-width: 767.98px) {
  .hero-grid, .check-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual img { height: 320px; }
  .hero-copy h1 { font-size: 33px; }
  .visual-note { flex-direction: column; align-items: flex-start; }
  .note-desc { text-align: left; }
  .entry-grid { grid-template-columns: 1fr; }
  .entry-card:last-child { grid-column: auto; }
  .timeline::before { left: 16px; top: 12px; bottom: 20px; }
  .tl-row { grid-template-columns: 40px 1fr; gap: 0 10px; margin: 0 0 24px; }
  .tl-card, .tl-row:nth-child(even) .tl-card {
    grid-column: 2;
    margin: 0;
    padding: 20px;
  }
  .tl-pin {
    grid-column: 1;
    grid-row: 1;
    justify-self: center;
    align-self: start;
    margin-top: 12px;
  }
  .check-grid { align-items: flex-start; }
  .check-visual img { height: 380px; }
  .tips-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .cta-content h2 { font-size: 26px; }
  .section-title { font-size: 24px; }
  .btn-lg { padding: 15px 22px; font-size: 15px; }
}
@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost { width: 100%; }
  .btn-primary, .btn-ghost { width: 100%; }
  .faq-question { padding: 16px; font-size: 15px; }
  .faq-answer { padding: 0 16px; }
  .faq-item.open .faq-answer { padding: 0 16px 16px; }
  .cta-content { padding: 30px 22px; }
  .check-item { padding: 16px 16px; }
  .check-float-card { left: 14px; right: 14px; bottom: 14px; }
  .check-visual img { height: 320px; }
}

/* roulang page: category3 */
:root {
            --bg: #060A1A;
            --bg-deep: #04070F;
            --bg-soft: #0B1027;
            --glass: rgba(255, 255, 255, .055);
            --glass-strong: rgba(255, 255, 255, .09);
            --border: rgba(255, 255, 255, .12);
            --border-soft: rgba(255, 255, 255, .07);
            --text: #EEF2FF;
            --text-muted: #A5B0D0;
            --text-dim: #6C7A9A;
            --blue: #3D8BFF;
            --violet: #8F6BFF;
            --cyan: #27E5C8;
            --amber: #F5B544;
            --success: #2BD47A;
            --warning: #F7B955;
            --error: #F5686A;
            --radius: 20px;
            --radius-sm: 14px;
            --shadow: 0 8px 24px rgba(0, 0, 0, .18);
            --shadow-lg: 0 16px 40px rgba(0, 0, 0, .32);
            --glow: 0 0 24px rgba(61, 139, 255, .4);
        }

        *,
        *:before,
        *:after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "微软雅黑", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        body.nav-lock {
            overflow: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            display: block;
        }

        h1,
        h2,
        h3,
        h4,
        p,
        ul,
        figure {
            margin: 0;
        }

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
            color: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .site-main {
            margin-left: 240px;
            min-height: 100vh;
            position: relative;
            overflow: hidden;
        }

        /* 左侧导航 */
        .side-nav {
            width: 240px;
            position: fixed;
            inset: 0 auto 0 0;
            z-index: 70;
            display: flex;
            flex-direction: column;
            padding: 30px 18px 20px;
            background: linear-gradient(180deg, rgba(10, 14, 34, .88), rgba(5, 8, 20, .96));
            border-right: 1px solid var(--border-soft);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
        }

        .side-nav-logo {
            display: flex;
            flex-direction: column;
            padding: 0 8px 26px;
            border-bottom: 1px solid var(--border-soft);
            margin-bottom: 22px;
        }

        .logo-main {
            color: var(--text);
            font-weight: 800;
            font-size: 20px;
            line-height: 1.35;
            letter-spacing: -0.01em;
        }

        .logo-sub {
            margin-top: 4px;
            color: var(--text-dim);
            font-size: 12px;
            letter-spacing: .04em;
            line-height: 1.2;
        }

        .side-nav-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }

        .side-nav-link {
            display: flex;
            align-items: center;
            gap: 10px;
            height: 48px;
            padding: 0 14px;
            border-radius: 13px;
            font-size: 15px;
            color: var(--text-muted);
            transition: color .25s, background .25s, box-shadow .25s, transform .25s;
            position: relative;
        }

        .side-nav-link .nav-icon {
            font-size: 8px;
            color: var(--text-dim);
            transition: color .25s;
        }

        .side-nav-link:hover {
            color: var(--text);
            background: rgba(255, 255, 255, .05);
            transform: translateX(2px);
        }

        .side-nav-link.active {
            color: var(--text);
            background: rgba(61, 139, 255, .12);
            box-shadow: inset 3px 0 0 var(--blue), 0 0 20px rgba(61, 139, 255, .06);
        }

        .side-nav-link.active .nav-icon {
            color: var(--cyan);
        }

        .side-nav-footer {
            padding: 16px 8px 0;
            border-top: 1px solid var(--border-soft);
            color: var(--text-dim);
            font-size: 12px;
            letter-spacing: .04em;
            margin-top: 18px;
        }

        /* 移动顶部导航 */
        .mobile-header {
            display: none;
        }

        .mobile-header {
            position: sticky;
            top: 0;
            z-index: 100;
            height: 64px;
            padding: 0 16px;
            align-items: center;
            justify-content: space-between;
            background: rgba(6, 10, 26, .88);
            border-bottom: 1px solid var(--border-soft);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }

        .mobile-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--text);
            font-weight: 800;
            font-size: 17px;
            line-height: 1.2;
            min-width: 0;
        }

        .mobile-logo .logo-mark,
        .footer-brand .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--blue), var(--violet));
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            flex: 0 0 auto;
        }

        .mobile-logo .logo-txt {
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }

        .menu-toggle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            border: 1px solid var(--border);
            color: var(--text);
            background: rgba(255, 255, 255, .04);
        }

        .menu-toggle span {
            display: block;
            width: 16px;
            height: 2px;
            background: currentColor;
            margin: 2px 0;
            border-radius: 2px;
            transition: transform .3s, opacity .3s;
        }

        .menu-toggle .line-1 {
            transform: translateY(-2px);
        }

        .menu-toggle .line-3 {
            transform: translateY(2px);
        }

        .menu-toggle.open .line-1 {
            transform: translateY(2px) rotate(45deg);
        }

        .menu-toggle.open .line-2 {
            opacity: 0;
        }

        .menu-toggle.open .line-3 {
            transform: translateY(-2px) rotate(-45deg);
        }

        .mobile-menu-panel {
            position: fixed;
            top: 64px;
            left: 0;
            width: 100%;
            height: calc(100vh - 64px);
            z-index: 99;
            background: linear-gradient(180deg, rgba(8, 12, 29, .98), rgba(4, 7, 15, .99));
            padding: 20px 20px 40px;
            overflow-y: auto;
            opacity: 0;
            pointer-events: none;
            transform: translateY(-10px);
            transition: opacity .3s, transform .3s;
            border-top: 1px solid var(--border-soft);
        }

        .mobile-menu-panel.open {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .mobile-menu-panel .nav-icon {
            display: none;
        }

        .mobile-menu-panel .side-nav-link {
            height: 52px;
            font-size: 17px;
            justify-content: center;
        }

        /* 通用按钮 */
        .btn-primary,
        .btn-ghost,
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            padding: 14px 26px;
            transition: transform .25s, box-shadow .25s, background .25s, border-color .25s, filter .25s;
            cursor: pointer;
            outline: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--blue), var(--violet));
            color: #fff;
            box-shadow: 0 0 24px rgba(61, 139, 255, .24);
            border: 1px solid rgba(255, 255, 255, .18);
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 0 36px rgba(61, 139, 255, .45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0) scale(.98);
        }

        .btn-primary:focus-visible,
        .btn-ghost:focus-visible,
        .btn-outline:focus-visible,
        .side-nav-link:focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 3px;
        }

        .btn-ghost {
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .18);
            color: var(--text);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .32);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-muted);
        }

        .btn-outline:hover {
            color: var(--text);
            border-color: rgba(255, 255, 255, .42);
            background: rgba(255, 255, 255, .04);
        }

        .btn-lg {
            padding: 17px 34px;
            font-size: 16px;
        }

        /* 通用徽章 */
        .eyebrow,
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: .06em;
            color: var(--cyan);
            background: rgba(39, 229, 200, .1);
            border: 1px solid rgba(39, 229, 200, .22);
            border-radius: 999px;
            padding: 6px 14px;
        }

        .section-tag {
            color: var(--blue);
            background: rgba(61, 139, 255, .1);
            border-color: rgba(61, 139, 255, .2);
        }

        .glass-card {
            background: var(--glass);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
        }

        section {
            position: relative;
        }

        /* 分类页 hero */
        .category-hero {
            padding: 88px 0 72px;
            overflow: hidden;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .category-hero:before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background:
                radial-gradient(ellipse at 72% 20%, rgba(61, 139, 255, .22), transparent 46%),
                radial-gradient(ellipse at 10% 80%, rgba(143, 107, 255, .15), transparent 42%),
                linear-gradient(0deg, rgba(6, 10, 26, .88), rgba(6, 10, 26, .4)),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
        }

        .category-hero:after {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -120px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(39, 229, 200, .14), transparent 65%);
            filter: blur(30px);
            pointer-events: none;
        }

        .hero-layout {
            display: grid;
            grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
            gap: 56px;
            align-items: center;
        }

        .hero-copy h1 {
            font-size: clamp(32px, 4vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--text);
            margin: 22px 0 18px;
        }

        .hero-copy h1 .hl {
            background: linear-gradient(135deg, var(--blue), var(--violet));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-copy h1 .cyan {
            color: var(--cyan);
        }

        .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-muted);
            max-width: 520px;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 22px;
            margin-top: 30px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            color: var(--text-dim);
            font-size: 14px;
        }

        .hero-meta-row strong {
            color: var(--text-muted);
            font-weight: 600;
            margin-right: 6px;
        }

        .hero-visual {
            position: relative;
        }

        .hero-visual-frame {
            position: relative;
            border-radius: 28px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .18);
            background: #101728;
            box-shadow: 0 24px 80px rgba(0, 0, 0, .38);
            transform: rotate(1.2deg);
        }

        .hero-visual-frame img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: transform .8s ease;
        }

        .hero-visual-frame:hover img {
            transform: scale(1.04);
        }

        .hero-float-card {
            position: absolute;
            left: -22px;
            bottom: 30px;
            background: rgba(8, 12, 30, .82);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 16px;
            padding: 14px 18px;
            backdrop-filter: blur(20px);
            box-shadow: var(--shadow-lg);
            animation: softFloat 5s infinite ease-in-out;
        }

        .hero-float-card span {
            display: block;
            font-size: 12px;
            color: var(--cyan);
            letter-spacing: .08em;
            margin-bottom: 3px;
        }

        .hero-float-card strong {
            font-size: 15px;
            color: var(--text);
            font-weight: 600;
            white-space: nowrap;
        }

        @keyframes softFloat {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }

        .hero-glow-orbs {
            position: absolute;
            top: 16px;
            right: 24px;
            width: 42px;
            height: 18px;
            background: rgba(39, 229, 200, .18);
            border-radius: 999px;
            transform: rotate(45deg);
            filter: blur(6px);
        }

        /* 快捷入口区 */
        .quick-access {
            padding: 72px 0;
        }

        .quick-grid {
            display: grid;
            grid-template-columns: 1.35fr 1fr;
            gap: 22px;
            align-items: stretch;
        }

        .quick-main-card {
            position: relative;
            min-height: 270px;
            border-radius: 24px;
            overflow: hidden;
            display: flex;
            align-items: flex-end;
            padding: 30px;
            border: 1px solid var(--border);
            background: #0D1330;
            transition: transform .3s, box-shadow .3s;
        }

        .quick-main-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .quick-main-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .quick-main-card:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(6, 10, 26, .95), rgba(6, 10, 26, .35));
        }

        .quick-main-content {
            position: relative;
            z-index: 2;
            max-width: 430px;
        }

        .quick-main-content .tag {
            font-size: 13px;
            color: var(--cyan);
            border: 1px solid rgba(39, 229, 200, .3);
            background: rgba(39, 229, 200, .1);
            border-radius: 999px;
            padding: 5px 12px;
            display: inline-block;
            margin-bottom: 12px;
        }

        .quick-main-content h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 10px;
        }

        .quick-main-content p {
            color: var(--text-muted);
            margin-bottom: 20px;
        }

        .quick-side-stack {
            display: grid;
            gap: 22px;
        }

        .quick-mini-card {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 20px 22px;
            border-radius: 20px;
            background: var(--glass);
            border: 1px solid var(--border);
            transition: transform .3s, background .3s, box-shadow .3s;
        }

        .quick-mini-card:hover {
            transform: translateX(4px);
            background: rgba(255, 255, 255, .09);
            box-shadow: var(--shadow);
        }

        .mini-icon {
            width: 46px;
            height: 46px;
            flex: 0 0 auto;
            border-radius: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: rgba(61, 139, 255, .15);
            border: 1px solid rgba(61, 139, 255, .22);
            color: var(--blue);
        }

        .mini-icon.cyan {
            background: rgba(39, 229, 200, .12);
            border-color: rgba(39, 229, 200, .22);
            color: var(--cyan);
        }

        .quick-mini-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 2px;
        }

        .quick-mini-card p {
            font-size: 14px;
            color: var(--text-dim);
            line-height: 1.5;
        }

        /* 图集板块 */
        .gallery-section {
            padding: 72px 0 88px;
            background: linear-gradient(180deg, rgba(10, 16, 36, .4), transparent);
        }

        .sec-head {
            max-width: 680px;
            margin-bottom: 46px;
        }

        .sec-head h2,
        .section-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            line-height: 1.3;
            margin: 16px 0 12px;
            color: var(--text);
        }

        .sec-head p,
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            grid-auto-rows: 118px;
            gap: 18px;
        }

        .gallery-item {
            position: relative;
            border-radius: 18px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, .1);
            background: #101728;
            cursor: pointer;
            display: block;
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .7s cubic-bezier(.2, .7, .3, 1);
        }

        .gallery-item:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 64%, rgba(4, 7, 15, .82));
            transition: background .3s;
        }

        .gallery-item:hover img {
            transform: scale(1.06);
        }

        .gallery-item:hover:after {
            background: linear-gradient(180deg, rgba(61, 139, 255, .06), rgba(4, 7, 15, .9));
        }

        .gallery-item:nth-child(1) {
            grid-column: span 4;
            grid-row: span 2;
        }

        .gallery-item:nth-child(2) {
            grid-column: span 2;
            grid-row: span 1;
        }

        .gallery-item:nth-child(3) {
            grid-column: span 2;
            grid-row: span 1;
        }

        .gallery-item:nth-child(4) {
            grid-column: span 3;
            grid-row: span 1;
        }

        .gallery-item:nth-child(5) {
            grid-column: span 3;
            grid-row: span 1;
        }

        .gallery-item:nth-child(6) {
            grid-column: span 2;
            grid-row: span 2;
        }

        .gallery-item:nth-child(7) {
            grid-column: span 4;
            grid-row: span 1;
        }

        .gallery-overlay {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 16px 18px;
            z-index: 2;
        }

        .gallery-overlay .category-pill {
            display: inline-block;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            color: rgba(255, 255, 255, .92);
            margin-bottom: 6px;
        }

        .gallery-overlay figcaption {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            line-height: 1.5;
        }

        /* 经典对局高光 */
        .replay-section {
            padding: 80px 0;
        }

        .replay-layout {
            display: grid;
            grid-template-columns: minmax(280px, .75fr) minmax(0, 1.25fr);
            gap: 60px;
            align-items: start;
        }

        .replay-intro {
            position: sticky;
            top: 40px;
        }

        .replay-intro h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 800;
            margin: 16px 0 18px;
            line-height: 1.35;
        }

        .replay-intro p {
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .replay-intro .btn-primary {
            margin-top: 16px;
        }

        .moment-list {
            display: grid;
            gap: 22px;
        }

        .moment-card {
            display: grid;
            grid-template-columns: 180px 1fr;
            gap: 22px;
            padding: 14px;
            border-radius: 22px;
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border-soft);
            transition: transform .3s, border-color .3s, box-shadow .3s;
        }

        .moment-card:hover {
            transform: translateY(-3px);
            border-color: rgba(61, 139, 255, .36);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .3);
        }

        .moment-cover {
            position: relative;
            border-radius: 14px;
            overflow: hidden;
            height: 150px;
            background: #101728;
        }

        .moment-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .moment-step {
            position: absolute;
            top: 10px;
            left: 10px;
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 999px;
            background: rgba(6, 10, 26, .7);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fff;
            backdrop-filter: blur(8px);
        }

        .moment-body {
            padding: 10px 10px 4px 0;
        }

        .moment-body h3 {
            font-size: 19px;
            font-weight: 800;
            margin: 0 0 8px;
        }

        .moment-body p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }

        .moment-tag {
            display: inline-flex;
            gap: 8px;
            margin-top: 12px;
            font-size: 13px;
            color: var(--text-dim);
        }

        .moment-tag i {
            color: var(--amber);
            font-style: normal;
        }

        /* 为什么来九游j9追高光 长文 */
        .story-section {
            padding: 84px 0;
            background: linear-gradient(180deg, rgba(11, 13, 38, .5), transparent);
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        .story-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .story-media {
            border-radius: 24px;
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-lg);
            background: #0E1631;
        }

        .story-media img {
            width: 100%;
            height: 440px;
            object-fit: cover;
        }

        .story-copy h2 {
            font-size: clamp(26px, 3vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            margin: 16px 0 18px;
        }

        .story-copy p {
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .story-feature-list {
            list-style: none;
            padding: 0;
            margin: 26px 0 0;
            display: grid;
            gap: 14px;
        }

        .story-feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px 18px;
            border-radius: 16px;
            background: rgba(255, 255, 255, .04);
            border: 1px solid rgba(255, 255, 255, .07);
            color: var(--text-muted);
        }

        .story-feature-list li strong {
            color: var(--text);
            font-weight: 600;
            display: block;
        }

        .feature-ico {
            width: 24px;
            height: 24px;
            flex: 0 0 auto;
            margin-top: 2px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--cyan);
            font-weight: 800;
            border-radius: 8px;
            background: rgba(39, 229, 200, .12);
        }

        /* FAQ */
        .faq-section {
            padding: 72px 0 84px;
        }

        .faq-wrap {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-list {
            display: grid;
            gap: 14px;
            margin-top: 44px;
        }

        .faq-item {
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 18px;
            background: rgba(255, 255, 255, .045);
            transition: background .3s, border-color .3s, box-shadow .3s;
        }

        .faq-item.open {
            background: rgba(255, 255, 255, .07);
            border-color: rgba(61, 139, 255, .35);
            box-shadow: 0 0 32px rgba(61, 139, 255, .08);
        }

        .faq-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            text-align: left;
            padding: 20px 22px;
            gap: 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            border-radius: 18px;
        }

        .faq-toggle .arrow {
            width: 30px;
            height: 30px;
            flex: 0 0 auto;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .1);
            font-size: 14px;
            color: var(--text-muted);
            transition: transform .35s, background .3s, color .3s;
        }

        .faq-item.open .faq-toggle .arrow {
            transform: rotate(45deg);
            background: rgba(61, 139, 255, .16);
            color: var(--blue);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .45s ease, opacity .3s ease;
            opacity: 0;
        }

        .faq-answer-inner {
            padding: 0 64px 22px 22px;
        }

        .faq-answer p {
            color: var(--text-muted);
            line-height: 1.9;
        }

        .faq-item.open .faq-answer {
            max-height: 420px;
            opacity: 1;
        }

        /* 报名CTA */
        .join-section {
            padding: 30px 0 100px;
        }

        .join-box {
            position: relative;
            padding: 64px 60px;
            border-radius: 28px;
            background:
                linear-gradient(135deg, rgba(61, 139, 255, .15), rgba(143, 107, 255, .09)),
                rgba(255, 255, 255, .05);
            border: 1px solid rgba(61, 139, 255, .3);
            box-shadow: inset 0 0 80px rgba(61, 139, 255, .08), var(--shadow-lg);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 40px;
            align-items: center;
        }

        .join-box:before {
            content: "";
            position: absolute;
            width: 280px;
            height: 280px;
            right: 10%;
            top: -120px;
            background: radial-gradient(circle, rgba(61, 139, 255, .25), transparent 70%);
            filter: blur(30px);
            pointer-events: none;
        }

        .join-copy h2 {
            font-size: clamp(26px, 3vw, 38px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .join-copy p {
            color: var(--text-muted);
            max-width: 540px;
        }

        .join-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            justify-content: flex-end;
        }

        /* 页脚 */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-top: 56px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .brand-txt {
            display: flex;
            flex-direction: column;
        }

        .brand-name {
            color: var(--text);
            font-size: 20px;
            font-weight: 800;
        }

        .brand-sub {
            color: var(--text-dim);
            font-size: 13px;
            letter-spacing: .04em;
        }

        .footer-brand p {
            color: var(--text-dim);
            font-size: 14px;
            max-width: 340px;
            line-height: 1.8;
        }

        .footer-col {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .footer-col a {
            color: var(--text-dim);
            font-size: 14px;
            transition: color .25s, padding-left .25s;
        }

        .footer-col a:hover {
            color: var(--cyan);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 20px 0;
            font-size: 13px;
            color: var(--text-dim);
            text-align: center;
        }

        .footer-bottom a {
            color: var(--text-dim);
        }

        /* 响应式 */
        @media (max-width: 1199px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (max-width: 1023px) {
            .side-nav {
                display: none;
            }

            .site-main {
                margin-left: 0;
            }

            .mobile-header {
                display: flex;
            }

            .hero-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-visual-frame img {
                height: 360px;
            }

            .hero-copy h1 {
                font-size: 36px;
            }

            .quick-grid,
            .story-layout,
            .join-box {
                grid-template-columns: 1fr;
            }

            .join-actions {
                justify-content: flex-start;
            }

            .replay-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .replay-intro {
                position: static;
            }

            .moment-card {
                grid-template-columns: 150px 1fr;
            }
        }

        @media (max-width: 768px) {
            .quick-main-card {
                min-height: 240px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .join-box {
                padding: 40px 24px;
            }

            .category-hero {
                padding: 56px 0 48px;
            }

            .moment-card {
                grid-template-columns: 1fr;
            }

            .moment-cover {
                height: 190px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .quick-side-stack {
                grid-template-columns: 1fr;
            }

            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                grid-auto-rows: 120px;
            }

            .gallery-item,
            .gallery-item:nth-child(1),
            .gallery-item:nth-child(2),
            .gallery-item:nth-child(3),
            .gallery-item:nth-child(4),
            .gallery-item:nth-child(5),
            .gallery-item:nth-child(6),
            .gallery-item:nth-child(7) {
                grid-column: span 1;
                grid-row: span 1;
            }

            .gallery-item:first-child {
                grid-column: span 2;
                grid-row: span 1;
            }

            .gallery-overlay {
                padding: 10px 12px;
            }

            .hero-visual-frame {
                transform: rotate(0deg);
            }

            .hero-float-card {
                left: 12px;
                right: 12px;
                bottom: 12px;
            }

            .faq-toggle {
                padding: 16px;
                font-size: 15px;
            }

            .faq-item .faq-answer-inner {
                padding: 0 16px 18px 16px;
            }
        }

/* roulang page: category4 */
:root {
    --bg: #060A1A;
    --panel: #0B1027;
    --card: rgba(255,255,255,0.06);
    --card-strong: rgba(255,255,255,0.09);
    --stroke: rgba(255,255,255,0.12);
    --text: #EEF2FF;
    --muted: #A5B0D0;
    --weak: #6C7A9A;
    --brand: #3D8BFF;
    --violet: #8F6BFF;
    --cyan: #27E5C8;
    --amber: #F5B544;
    --green: #2BD47A;
    --danger: #F5686A;
    --radius: 20px;
    --radius-lg: 28px;
    --shadow: 0 8px 24px rgba(0,0,0,0.18);
    --shadow-hover: 0 16px 40px rgba(0,0,0,0.32);
    --nav-w: 240px;
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body {
    margin: 0;
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "微软雅黑", sans-serif;
    background-color: var(--bg);
    background-image:
      radial-gradient(circle at 75% 10%, rgba(61, 139, 255, 0.10), transparent 36%),
      radial-gradient(circle at 20% 65%, rgba(143, 107, 255, 0.10), transparent 32%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: var(--text);
    line-height: 1.75;
    font-size: 16px;
  }

  body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background: linear-gradient(180deg, #0A1024 0%, #060A1A 100%);
    pointer-events: none;
  }

  img {
    max-width: 100%;
    display: block;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  ul {
    padding: 0;
    margin: 0;
    list-style: none;
  }

  button {
    font: inherit;
    border: 0;
    background: none;
    color: inherit;
    cursor: pointer;
  }

  :focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 2px;
  }

  .container {
    max-width: 1220px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  .wrap {
    max-width: 1200px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  /* ---- 桌面左侧竖导航 ---- */
  .side-nav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--nav-w);
    display: flex;
    flex-direction: column;
    padding: 26px 18px 20px;
    background: rgba(7, 11, 28, 0.94);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.09);
    z-index: 100;
  }

  .side-nav-logo {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 4px 8px 22px;
    margin-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .logo-main {
    font-weight: 800;
    font-size: 19px;
    line-height: 1.35;
    letter-spacing: 0.01em;
    color: #FFFFFF;
  }

  .logo-sub {
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--weak);
    text-transform: uppercase;
  }

  .side-nav-links {
    display: flex;
    flex-direction: column;
    gap: 5px;
  }

  .side-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 48px;
    padding: 0 14px;
    border-radius: 14px;
    color: var(--muted);
    font-size: 15px;
    font-weight: 500;
    transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
    position: relative;
  }

  .side-nav-link .nav-icon {
    color: var(--brand);
    font-size: 9px;
    opacity: 0.85;
    transform: translateY(-1px);
  }

  .side-nav-link:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.07);
    transform: translateX(2px);
  }

  .side-nav-link.active {
    color: #FFFFFF;
    background: linear-gradient(90deg, rgba(61, 139, 255, 0.20), rgba(143, 107, 255, 0.06));
  }

  .side-nav-link.active .nav-icon {
    opacity: 1;
    color: var(--cyan);
    text-shadow: 0 0 12px var(--cyan);
  }

  .side-nav-link.active::before {
    content: "";
    position: absolute;
    left: -18px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 22px;
    border-radius: 0 6px 6px 0;
    background: linear-gradient(180deg, var(--brand), var(--cyan));
    box-shadow: 0 0 16px rgba(61, 139, 255, 0.75);
  }

  .side-nav-footer {
    margin-top: auto;
    padding: 20px 12px 0;
    font-size: 12px;
    color: var(--weak);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    letter-spacing: 0.05em;
  }

  .nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border-radius: 12px;
    border: 1px solid var(--stroke);
    background: rgba(255, 255, 255, 0.06);
  }

  .nav-toggle .toggle-bar {
    width: 18px;
    height: 2px;
    background: #FFFFFF;
    border-radius: 3px;
    transition: transform 0.3s ease, opacity 0.2s ease;
  }

  .side-nav.open .toggle-bar:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
  }

  .side-nav.open .toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .side-nav.open .toggle-bar:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
  }

  /* ---- 主内容区 ---- */
  .page-main,
  .site-footer {
    margin-left: var(--nav-w);
  }

  .page-main {
    min-height: 100vh;
    overflow: hidden;
  }

  .section {
    padding: 92px 0;
    position: relative;
  }

  .section-alt {
    padding: 86px 0;
    background: rgba(10, 15, 36, 0.56);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .section-head {
    max-width: 680px;
    margin-bottom: 46px;
  }

  .section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid rgba(61, 139, 255, 0.30);
    background: rgba(61, 139, 255, 0.08);
    color: #9FC7FF;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .section-head h2 {
    margin: 20px 0 12px;
    font-size: 32px;
    line-height: 1.3;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #FFFFFF;
  }

  .section-head p {
    color: var(--muted);
    font-size: 16px;
    margin: 0;
  }

  @media (max-width: 768px) {
    .section {
      padding: 64px 0;
    }
    .section-alt {
      padding: 60px 0;
    }
    .section-head h2 {
      font-size: 26px;
    }
  }

  /* ---- Hero ---- */
  .page-hero {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    padding: 90px 0 84px;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .page-hero .hero-bg {
    position: absolute;
    inset: 0;
    background-image: url("/assets/images/backpic/back-1.webp");
    background-position: center 20%;
    background-size: cover;
    background-repeat: no-repeat;
    z-index: -3;
    opacity: 0.40;
  }

  .page-hero .hero-overlay {
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
      radial-gradient(circle at 18% 30%, rgba(61, 139, 255, 0.20), transparent 34%),
      linear-gradient(90deg, rgba(6, 10, 26, 0.97) 5%, rgba(6, 10, 26, 0.86) 62%, rgba(6, 10, 26, 0.75) 100%);
  }

  .hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 52px;
    align-items: center;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: var(--cyan);
    font-size: 13px;
    font-weight: 600;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .hero-badge::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 14px var(--cyan);
  }

  .hero-inner h1 {
    margin: 22px 0 18px;
    font-size: clamp(34px, 4.8vw, 54px);
    line-height: 1.18;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #FFFFFF;
  }

  .hero-inner h1 .hero-brand {
    background: linear-gradient(135deg, #FFFFFF 0%, #9FC7FF 45%, #27E5C8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .hero-lead {
    font-size: 18px;
    color: var(--muted);
    max-width: 520px;
    margin: 0 0 12px;
    line-height: 1.9;
  }

  .hero-note {
    font-size: 14px;
    color: var(--weak);
    margin: 0 0 34px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 34px;
  }

  .hero-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    color: var(--muted);
    font-size: 14px;
  }

  .hero-mini li {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .hero-mini li i {
    color: var(--amber);
    font-style: normal;
  }

  .hero-visual {
    position: relative;
  }

  .hero-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.34);
  }

  .hero-frame img {
    width: 100%;
    height: 460px;
    object-fit: cover;
  }

  .hero-frame::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(6, 10, 26, 0.70) 100%);
    pointer-events: none;
  }

  .hero-float {
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 16px;
    z-index: 2;
    padding: 16px 18px;
    background: rgba(6, 10, 26, 0.74);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 16px;
  }

  .hero-float strong {
    display: block;
    font-size: 17px;
    color: #FFFFFF;
  }

  .hero-float span {
    color: var(--muted);
    font-size: 13px;
  }

  @media (max-width: 1024px) {
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 34px;
    }
    .hero-frame img {
      height: 340px;
    }
    .page-hero {
      padding: 80px 0 60px;
    }
  }

  /* ---- 服务通道 ---- */
  .channel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .channel-card {
    position: relative;
    border-radius: var(--radius);
    padding: 34px 30px;
    background: var(--card);
    border: 1px solid var(--stroke);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    overflow: hidden;
  }

  .channel-card::after {
    content: "";
    position: absolute;
    width: 120px;
    height: 120px;
    right: -40px;
    top: -40px;
    background: radial-gradient(circle, rgba(61, 139, 255, 0.18), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .channel-card:hover {
    transform: translateY(-5px);
    background: var(--card-strong);
    box-shadow: var(--shadow-hover);
    border-color: rgba(255, 255, 255, 0.18);
  }

  .channel-card:hover::after {
    opacity: 1;
  }

  .channel-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(61, 139, 255, 0.18), rgba(143, 107, 255, 0.18));
    border: 1px solid rgba(61, 139, 255, 0.26);
    font-size: 24px;
    margin-bottom: 20px;
    box-shadow: 0 0 18px rgba(61, 139, 255, 0.18);
  }

  .channel-card h3 {
    margin: 0 0 8px;
    font-size: 21px;
    font-weight: 700;
    color: #FFFFFF;
  }

  .channel-card p {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 15px;
  }

  .channel-meta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--cyan);
    font-size: 14px;
    font-weight: 600;
  }

  .channel-meta i {
    font-style: normal;
    transition: transform 0.25s ease;
  }

  .channel-card:hover .channel-meta i {
    transform: translateX(4px);
  }

  @media (max-width: 768px) {
    .channel-grid {
      grid-template-columns: 1fr;
    }
  }

  /* ---- 处理流程 ---- */
  .process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .step-card {
    border-radius: var(--radius);
    padding: 28px 24px 26px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.10);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    position: relative;
  }

  .step-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--brand), var(--violet));
    color: #fff;
    font-weight: 800;
    font-size: 17px;
    box-shadow: 0 0 18px rgba(61, 139, 255, 0.35);
    margin-bottom: 18px;
  }

  .step-card h3 {
    color: #FFFFFF;
    font-size: 18px;
    margin: 0 0 8px;
    font-weight: 700;
  }

  .step-card p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.8;
    margin: 0;
  }

  .process-tip {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
    border-radius: 16px;
    background: rgba(39, 229, 200, 0.08);
    border: 1px solid rgba(39, 229, 200, 0.22);
    color: var(--muted);
    font-size: 14px;
  }

  .process-tip strong {
    color: var(--cyan);
    font-weight: 700;
  }

  @media (max-width: 1024px) {
    .process-steps {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 560px) {
    .process-steps {
      grid-template-columns: 1fr;
    }
  }

  /* ---- 联系表单 ---- */
  .contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 24px;
    align-items: stretch;
  }

  .contact-panel {
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.055);
    border: 1px solid var(--stroke);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    padding: 34px;
    box-shadow: var(--shadow);
  }

  .contact-panel h3 {
    margin: 0 0 8px;
    font-size: 22px;
    color: #FFFFFF;
    font-weight: 700;
  }

  .contact-panel > p {
    color: var(--muted);
    margin: 0 0 26px;
  }

  .contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .form-field.full {
    grid-column: 1 / -1;
  }

  .form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    color: #C0CBEB;
    font-weight: 500;
  }

  .form-input,
  .form-select,
  .form-textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    color: #EEF2FF;
    font-size: 15px;
    padding: 12px 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
  }

  .form-select option {
    background: #0B1027;
    color: #EEF2FF;
  }

  .form-input::placeholder,
  .form-textarea::placeholder {
    color: var(--weak);
  }

  .form-input:focus,
  .form-select:focus,
  .form-textarea:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(61, 139, 255, 0.22);
  }

  .form-textarea {
    min-height: 120px;
    resize: vertical;
  }

  .form-submit {
    grid-column: 1 / -1;
    margin-top: 4px;
  }

  .contact-aside {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .info-card {
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.10);
    padding: 28px;
  }

  .info-card h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    color: #FFFFFF;
    margin: 0 0 16px;
    font-weight: 700;
  }

  .info-card h4 span {
    color: var(--cyan);
  }

  .info-card p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.85;
    margin: 0 0 10px;
  }

  .info-card ul li {
    position: relative;
    padding-left: 18px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.9;
  }

  .info-card ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--brand);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(61, 139, 255, 0.8);
  }

  .mini-alert {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(245, 181, 68, 0.08);
    border: 1px solid rgba(245, 181, 68, 0.22);
    font-size: 14px;
    color: var(--muted);
  }

  .mini-alert b {
    color: var(--amber);
    font-weight: 700;
    white-space: nowrap;
  }

  @media (max-width: 860px) {
    .contact-grid {
      grid-template-columns: 1fr;
    }
    .contact-panel {
      padding: 24px 20px;
    }
    .contact-form {
      grid-template-columns: 1fr;
    }
    .form-submit {
      grid-column: 1;
    }
  }

  /* ---- FAQ ---- */
  .faq-wrap {
    max-width: 820px;
    margin: 0 auto;
  }

  .faq-item {
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.055);
    border: 1px solid var(--stroke);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.3s, background 0.3s;
  }

  .faq-item[open] {
    background: rgba(255, 255, 255, 0.085);
    border-color: rgba(61, 139, 255, 0.28);
  }

  .faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 22px;
    font-size: 16px;
    font-weight: 600;
    color: #DCE4F7;
    transition: color 0.2s;
    position: relative;
    user-select: none;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary::after {
    content: "+";
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(61, 139, 255, 0.18);
    border: 1px solid rgba(61, 139, 255, 0.26);
    color: #9FC7FF;
    font-size: 19px;
    font-weight: 400;
    transition: transform 0.3s ease, background 0.3s;
  }

  .faq-item[open] summary::after {
    transform: rotate(45deg);
    background: rgba(61, 139, 255, 0.40);
    color: #FFFFFF;
  }

  .faq-item[open] summary {
    color: #FFFFFF;
  }

  .faq-answer {
    padding: 0 22px 22px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
  }

  .faq-answer p {
    margin: 0 0 10px;
  }

  .faq-answer a {
    color: var(--cyan);
  }

  /* ---- 按钮 ---- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 48px;
    padding: 0 28px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    cursor: pointer;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
  }

  .btn-lg {
    min-height: 54px;
    padding: 0 34px;
    font-size: 16px;
  }

  .btn-primary {
    background: linear-gradient(135deg, #3D8BFF, #8F6BFF);
    color: #FFFFFF;
    box-shadow: 0 0 24px rgba(61, 139, 255, 0.38);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(61, 139, 255, 0.48);
  }

  .btn-primary:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 4px 18px rgba(61, 139, 255, 0.30);
  }

  .btn-outline {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.18);
    color: var(--text);
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.40);
    transform: translateY(-2px);
  }

  .btn-outline:active {
    transform: translateY(0) scale(0.98);
  }

  .btn-ghost {
    background: transparent;
    color: var(--muted);
    border-color: transparent;
    padding-left: 12px;
    padding-right: 12px;
  }

  .btn-ghost:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.06);
  }

  /* ---- 最终 CTA ---- */
  .cta-section {
    padding: 100px 0;
  }

  .cta-panel {
    position: relative;
    border-radius: 34px;
    padding: 64px 58px;
    overflow: hidden;
    background:
      radial-gradient(circle at 12% 0%, rgba(61, 139, 255, 0.44), transparent 36%),
      radial-gradient(circle at 92% 16%, rgba(39, 229, 200, 0.24), transparent 34%),
      linear-gradient(135deg, #0B1A3F 0%, #101038 52%, #0B122E 100%);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
  }

  .cta-panel::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: radial-gradient(circle at 62% 60%, #000 10%, transparent 72%);
    -webkit-mask-image: radial-gradient(circle at 62% 60%, #000 10%, transparent 72%);
  }

  .cta-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 36px;
    align-items: center;
  }

  .cta-content h2 {
    margin: 0 0 14px;
    font-size: clamp(26px, 3.4vw, 38px);
    line-height: 1.3;
    color: #FFFFFF;
    font-weight: 800;
    letter-spacing: -0.02em;
  }

  .cta-content p {
    margin: 0;
    color: #C7CFEA;
    font-size: 16px;
    max-width: 540px;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  @media (max-width: 900px) {
    .cta-panel {
      padding: 36px 24px;
    }
    .cta-content {
      grid-template-columns: 1fr;
    }
  }

  /* ---- 页脚 ---- */
  .site-footer {
    background: #04070F;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding-top: 52px;
    position: relative;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 46px;
    padding-bottom: 36px;
  }

  .footer-brand p {
    color: var(--weak);
    font-size: 14px;
    margin: 14px 0 0;
    max-width: 300px;
    line-height: 1.9;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .logo-mark {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, #3D8BFF, #8F6BFF);
    color: #FFFFFF;
    font-weight: 900;
    font-size: 21px;
    box-shadow: 0 0 18px rgba(61, 139, 255, 0.5);
  }

  .brand-txt {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
  }

  .brand-name {
    font-size: 20px;
    font-weight: 800;
    color: #FFFFFF;
  }

  .brand-sub {
    font-size: 12px;
    color: var(--weak);
  }

  .footer-col h4 {
    font-size: 16px;
    color: #FFFFFF;
    margin: 0 0 16px;
    font-weight: 700;
  }

  .footer-col a {
    display: flex;
    width: fit-content;
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 14px;
    transition: color 0.2s, padding-left 0.2s;
  }

  .footer-col a:hover {
    color: var(--cyan);
    padding-left: 5px;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 22px 0;
  }

  .footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px;
    color: var(--weak);
    font-size: 13px;
  }

  .footer-bottom a {
    color: var(--weak);
  }

  .footer-bottom a:hover {
    color: var(--cyan);
  }

  @media (max-width: 1024px) {
    .page-main,
    .site-footer {
      margin-left: 0;
    }
    .side-nav {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 64px;
      bottom: auto;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      padding: 0 18px;
      border-right: 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.10);
      background: rgba(7, 11, 28, 0.92);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
    }

    .side-nav-logo {
      flex-direction: row;
      align-items: center;
      gap: 10px;
      margin: 0;
      padding: 0;
      border-bottom: 0;
    }

    .logo-main {
      font-size: 17px;
    }

    .logo-sub {
      display: block;
      max-width: 92px;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
    }

    .nav-toggle {
      display: flex;
    }

    .side-nav-links {
      position: fixed;
      top: 64px;
      left: 0;
      right: 0;
      width: 100%;
      display: none;
      flex-direction: column;
      align-items: stretch;
      padding: 14px 20px 24px;
      background: rgba(6, 10, 26, 0.98);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 24px 50px rgba(0, 0, 0, 0.4);
    }

    .side-nav.open .side-nav-links {
      display: flex;
    }

    .side-nav-link.active::before {
      left: -18px;
    }

    .side-nav-footer {
      display: none;
    }

    .page-main {
      padding-top: 64px;
    }
  }

  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }
    .footer-brand p {
      max-width: 100%;
    }
    .footer-bottom .container {
      justify-content: flex-start;
    }
  }

  @media (max-width: 520px) {
    .container,
    .wrap {
      padding-left: 16px;
      padding-right: 16px;
    }
    .hero-inner h1 {
      font-size: 30px;
    }
    .hero-frame img {
      height: 250px;
    }
    .hero-actions .btn {
      flex: 1 1 100%;
    }
    .section-head h2 {
      font-size: 24px;
    }
    .channel-card {
      padding: 26px 22px;
    }
    .cta-panel {
      border-radius: 22px;
    }
    .btn-lg {
      width: 100%;
    }
    .cta-actions {
      flex-direction: column;
    }
  }