/* roulang page: index */
:root{
  --bg-deep:#0B1633;
  --bg-1:#0E1A3A;
  --bg-2:#12244F;
  --primary:#27D8FF;
  --gold:#E8B96A;
  --text-main:#EAF2FF;
  --text-sub:#A7B6D9;
  --text-weak:#6B7AA8;
  --card-bg:rgba(255,255,255,.06);
  --card-border:rgba(255,255,255,.10);
  --radius:16px;
  --radius-btn:10px;
  --radius-badge:999px;
  --shadow-card:0 8px 32px rgba(0,0,0,.35);
  --shadow-glow:0 0 24px rgba(39,216,255,.18);
  --space-xl:96px;
  --space-lg:64px;
  --space-md:36px;
  --container-w:1200px;
}
*,[*]:before,[*]:after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:#7BE4FF}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button,input{font-family:inherit}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px}
section{position:relative}
.section-pad{padding:var(--space-xl) 0}
.section-pad-lg{padding:var(--space-lg) 0}

/* Header */
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(11,22,51,.88);
  backdrop-filter:blur(12px);
  border-bottom:2px solid transparent;
  border-image:linear-gradient(90deg,#27D8FF,#E8B96A,#27D8FF) 1;
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  max-width:var(--container-w);margin:0 auto;padding:0 24px;height:74px;
}
.logo-dim{pointer-events:none;display:inline-block;width:8px;height:8px;background:var(--primary);border-radius:50%;box-shadow:0 0 8px var(--primary);margin-left:6px;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.logo a{font-size:22px;font-weight:700;color:var(--text-main);letter-spacing:.5px;display:flex;align-items:center}
.logo a:hover{color:var(--primary)}
.nav-main{display:flex;align-items:center;gap:28px;list-style:none}
.nav-main a{color:var(--text-sub);font-size:15px;font-weight:500;padding:6px 2px;position:relative;transition:color .2s}
.nav-main a:hover{color:var(--primary)}
.nav-main a.active{
  color:var(--primary);
}
.nav-main a.active::after{
  content:'';position:absolute;left:0;bottom:-2px;width:100%;height:3px;
  background:var(--primary);border-radius:3px;box-shadow:0 0 8px var(--primary);
}
.btn-member{
  display:inline-block;padding:10px 22px;border-radius:var(--radius-btn);
  background:linear-gradient(135deg,var(--primary),#0FA8D0);
  color:var(--bg-deep);font-weight:600;font-size:14px;border:1px solid transparent;
  box-shadow:0 0 16px rgba(39,216,255,.28);
  transition:all .2s ease;
}
.btn-member:hover{box-shadow:0 0 28px rgba(39,216,255,.5);transform:translateY(-2px);color:var(--bg-deep)}
.nav-toggle{display:none;background:none;border:none;color:var(--text-main);font-size:26px;cursor:pointer;padding:8px}
.mobile-menu{
  display:none;background:rgba(11,22,51,.97);
  border-top:1px solid rgba(255,255,255,.06);
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:14px 24px;color:var(--text-sub);border-bottom:1px solid rgba(255,255,255,.04);font-size:15px}
.mobile-menu a:hover,.mobile-menu a.active{color:var(--primary);background:rgba(39,216,255,.04)}

/* Hero */
.hero{
  background:linear-gradient(135deg,#0B1633 0%,#12244F 100%);
  min-height:640px;display:flex;align-items:center;position:relative;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.35;
}
.hero-overlay{
  position:absolute;inset:0;
  background:radial-gradient(ellipse at 30% 40%,rgba(39,216,255,.18) 0%,transparent 55%),
             linear-gradient(180deg,rgba(11,22,51,.7) 0%,rgba(11,22,51,.92) 100%);
}
.hero-gridlines{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(39,216,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(39,216,255,.05) 1px,transparent 1px);
  background-size:60px 60px;
}
.hero-content{position:relative;z-index:2;padding:80px 0;max-width:860px}
.hero h1{font-size:46px;line-height:1.25;font-weight:700;margin-bottom:20px;letter-spacing:.5px}
.hero h1 .gold-text{color:var(--gold)}
.hero-sub{font-size:18px;color:var(--text-sub);margin-bottom:36px;max-width:640px;line-height:1.7}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn{padding:14px 28px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:8px;cursor:pointer;transition:all .2s ease;border:none;min-height:44px}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#0FA8D0);color:var(--bg-deep);
  box-shadow:0 0 20px rgba(39,216,255,.35);
}
.btn-primary:hover{box-shadow:0 0 36px rgba(39,216,255,.6);transform:translateY(-2px);color:var(--bg-deep)}
.btn-outline{background:transparent;border:1px solid rgba(39,216,255,.6);color:var(--primary)}
.btn-outline:hover{background:rgba(39,216,255,.08);box-shadow:0 0 20px rgba(39,216,255,.15);color:var(--primary)}
.hero-badges{display:flex;gap:28px;margin-top:52px;flex-wrap:wrap}
.hero-badge{display:flex;align-items:center;gap:10px;color:var(--text-sub);font-size:14px}
.hero-badge i{color:var(--primary);font-size:18px}

/* Section Titles */
.section-head{text-align:center;margin-bottom:52px}
.section-head h2{font-size:32px;font-weight:600;line-height:1.3;margin-bottom:12px}
.section-head p{color:var(--text-sub);font-size:16px;max-width:640px;margin:0 auto}
.section-tag{display:inline-block;padding:4px 16px;border-radius:var(--radius-badge);background:rgba(39,216,255,.1);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:12px;letter-spacing:1px}

/* Comparison Table */
.compare-section{background:var(--bg-1)}
.table-wrap{overflow-x:auto}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;min-width:680px}
.compare-table th,.compare-table td{padding:20px 24px;text-align:center;border-bottom:1px solid rgba(255,255,255,.06)}
.compare-table th{background:rgba(11,22,51,.6);color:var(--text-sub);font-weight:500;font-size:15px}
.compare-table td{font-size:14px;color:var(--text-sub)}
.compare-table tr:last-child td{border-bottom:none}
.compare-table .rec-col{
  background:rgba(232,185,106,.05);
  border-left:1px solid rgba(232,185,106,.3);
  border-right:1px solid rgba(232,185,106,.3);
}
.compare-table .rec-col td,.compare-table .rec-col th{color:var(--gold);font-weight:600}
.compare-table th.rec-col{background:rgba(232,185,106,.08)}
.rec-tag{display:inline-block;background:var(--gold);color:#0B1633;font-size:12px;font-weight:700;padding:2px 12px;border-radius:var(--radius-badge);margin-bottom:6px}
.compare-table .plan-name{font-size:18px;font-weight:700;color:var(--text-main)}
td i.tick{color:#27D8FF;margin-right:4px}
td i.plus{color:var(--gold);margin-right:4px}

/* Cards */
.cards-section{background:var(--bg-deep)}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.card{
  background:var(--card-bg);border:1px solid var(--card-border);
  border-radius:var(--radius);padding:32px 28px;
  box-shadow:var(--shadow-card);transition:all .25s ease;position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card),var(--shadow-glow);border-color:rgba(39,216,255,.3)}
.card.featured{margin-top:-8px;border-color:rgba(232,185,106,.4)}
.card.featured:hover{border-color:rgba(232,185,106,.6);box-shadow:0 8px 40px rgba(0,0,0,.4),0 0 32px rgba(232,185,106,.2)}
.card-icon{
  width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:22px;margin-bottom:20px;color:var(--primary);
  background:rgba(39,216,255,.08);border:1px solid rgba(39,216,255,.25);
}
.card.featured .card-icon{color:var(--gold);border-color:rgba(232,185,106,.35);background:rgba(232,185,106,.08)}
.card h3{font-size:22px;margin-bottom:8px}
.plan-badge{display:inline-block;padding:3px 12px;border-radius:var(--radius-badge);font-size:12px;font-weight:600;margin-bottom:10px}
.badge-gold{background:rgba(232,185,106,.15);color:var(--gold)}
.badge-blue{background:rgba(39,216,255,.1);color:var(--primary)}
.card ul{margin-top:16px}
.card ul li{padding:6px 0;font-size:14px;color:var(--text-sub);display:flex;align-items:flex-start;gap:8px}
.card ul li i{color:var(--primary);font-size:13px;margin-top:5px}
.card.featured ul li i{color:var(--gold)}
.card-link{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08)}
.card-link a{font-size:14px;font-weight:500;display:inline-flex;align-items:center;gap:6px}
.card-link a i{font-size:12px;transition:transform .2s}
.card-link a:hover i{transform:translateX(4px)}

/* CMS Content Preview */
.cms-section{background:var(--bg-2)}
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.cms-card{
  background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);
  overflow:hidden;transition:all .25s ease;box-shadow:var(--shadow-card);
}
.cms-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card),var(--shadow-glow)}
.cms-cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.cms-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.cms-card:hover .cms-cover img{transform:scale(1.05)}
.cms-cat{position:absolute;top:12px;left:12px;background:rgba(39,216,255,.9);color:#0B1633;font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--radius-badge);z-index:2}
.cms-body{padding:22px 22px 20px}
.cms-title{font-size:18px;font-weight:600;margin-bottom:8px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-title a{color:var(--text-main)}
.cms-title a:hover{color:var(--primary)}
.cms-excerpt{font-size:14px;color:var(--text-sub);margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.6}
.cms-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-weak)}
.cms-meta a{font-size:13px;display:inline-flex;align-items:center;gap:4px}
.cms-empty{
  padding:80px 20px;text-align:center;background:var(--card-bg);border:1px dashed var(--card-border);
  border-radius:var(--radius);grid-column:1/-1;
}
.cms-empty i{font-size:40px;color:var(--text-weak);display:block;margin-bottom:16px}
.cms-empty p{color:var(--text-sub);font-size:16px;margin-bottom:20px}

/* FAQ */
.faq-section{background:var(--bg-deep)}
.faq-layout{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.faq-left{position:sticky;top:90px}
.faq-left h2{font-size:28px;margin-top:8px;line-height:1.4}
.faq-list{margin-top:10px}
.faq-item{
  background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;transition:border-color .2s;
}
.faq-item button{
  width:100%;background:none;border:none;color:var(--text-main);padding:20px 24px;
  font-size:15px;font-weight:600;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item .faq-icon{transition:transform .3s;color:var(--primary);flex-shrink:0}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px;color:var(--text-sub);font-size:15px;line-height:1.7}
.faq-item.open .faq-a{max-height:400px;padding-bottom:20px}
.faq-a p{margin-bottom:12px}

/* CTA */
.cta-section{
  background:var(--bg-1);text-align:center;padding:88px 0;position:relative;
}
.cta-section::before,.cta-section::after{
  content:'';display:block;height:1px;width:100%;
  background:linear-gradient(90deg,var(--gold),var(--primary),var(--gold));
}
.cta-section h2{font-size:32px;margin-bottom:12px}
.cta-section p{color:var(--text-sub);margin-bottom:32px;font-size:16px}
.cta-section .btn-primary{font-size:17px;padding:16px 38px}

/* Footer */
footer.site-footer{background:#081026;padding:72px 0 0;position:relative}
footer.site-footer::before{content:'';display:block;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);width:100%;position:absolute;top:0;left:0}
.footer-grid{display:grid;grid-template-columns:4fr 3fr 3fr 3fr;gap:48px;padding-bottom:56px}
.footer-brand p{font-size:14px;color:var(--text-sub);margin-top:16px;line-height:1.8}
.footer h4{font-size:16px;font-weight:600;margin-bottom:18px;color:var(--text-main)}
.footer-links li{margin-bottom:10px}
.footer-links a{color:var(--text-sub);font-size:14px}
.footer-links a:hover{color:var(--primary)}
.footer-contact li{display:flex;align-items:center;gap:10px;margin-bottom:12px;color:var(--text-sub);font-size:14px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);padding:20px 0;text-align:center;
  color:var(--text-weak);font-size:13px;
}

/* Responsive */
@media (max-width:1024px){
  .cards-grid,.cms-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .faq-left{position:static}
}
@media (max-width:768px){
  .section-pad{padding:var(--space-lg) 0}
  .hero h1{font-size:30px}
  .hero{padding:40px 0}
  .nav-main,.btn-member{display:none}
  .nav-toggle{display:block}
  .cards-grid,.cms-grid{grid-template-columns:1fr}
  .card.featured{margin-top:0}
  .footer-grid{grid-template-columns:1fr}
  .cta-section h2{font-size:26px}
  .hero-actions{flex-direction:column;width:100%}
  .hero-actions .btn{width:100%;justify-content:center}
  .hero-badges{justify-content:center}
  .table-wrap{margin:0 -16px;padding:0 16px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .section-head h2{font-size:26px}
  .score-item{padding:16px}
  .cms-card .cms-body{padding:18px}
}

/* roulang page: category1 */
/* ======== 设计变量 ======== */
    :root {
      --bg-deep: #0B1633;
      --bg-section: #0E1A3A;
      --bg-card: #12244F;
      --primary: #27D8FF;
      --primary-glow: rgba(39, 216, 255, .25);
      --gold: #E8B96A;
      --text-main: #EAF2FF;
      --text-sub: #A7B6D9;
      --text-weak: #6B7AA8;
      --card-glass: rgba(255, 255, 255, .06);
      --card-border: rgba(255, 255, 255, .10);
      --radius-card: 16px;
      --radius-btn: 10px;
      --radius-badge: 999px;
      --shadow-card: 0 8px 32px rgba(0, 0, 0, .35);
      --shadow-glow: 0 0 24px rgba(39, 216, 255, .18);
      --transition: all .2s ease;
      --space-section: 96px;
      --space-section-sm: 64px;
      --container-max: 1200px;
      --header-h: 72px;
    }

    /* ======== Reset / Base ======== */
    *,
    *::before,
    *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      background: var(--bg-deep);
      color: var(--text-main);
      font-size: 16px;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: var(--primary);
      text-decoration: none;
      transition: var(--transition);
    }

    a:hover,
    a:focus {
      color: var(--text-main);
    }

    button,
    input {
      font-family: inherit;
      font-size: 1rem;
      border: none;
      outline: none;
    }

    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ======== 按钮 ======== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: linear-gradient(135deg, #27D8FF 0%, #17b8e8 60%, #0ea6d6 100%);
      color: #061224;
      font-weight: 600;
      font-size: 16px;
      padding: 14px 30px;
      border-radius: var(--radius-btn);
      box-shadow: 0 0 18px rgba(39, 216, 255, .30);
      transition: var(--transition);
      cursor: pointer;
      min-height: 48px;
      border: 1px solid rgba(255, 255, 255, .06);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      box-shadow: 0 0 34px rgba(39, 216, 255, .50);
      transform: translateY(-2px);
      color: #061224;
    }

    .btn-primary:active {
      transform: translateY(0);
      box-shadow: 0 0 16px rgba(39, 216, 255, .30);
    }

    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: transparent;
      border: 1px solid rgba(39, 216, 255, .5);
      color: var(--primary);
      font-weight: 500;
      font-size: 16px;
      padding: 14px 30px;
      border-radius: var(--radius-btn);
      transition: var(--transition);
      cursor: pointer;
      min-height: 48px;
    }

    .btn-secondary:hover,
    .btn-secondary:focus {
      background: rgba(39, 216, 255, .10);
      box-shadow: 0 0 18px rgba(39, 216, 255, .16);
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
    }

    .btn-secondary:active {
      transform: translateY(0);
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: transparent;
      border: 1px solid var(--card-border);
      color: var(--text-sub);
      padding: 10px 22px;
      border-radius: var(--radius-btn);
      font-size: 14px;
      transition: var(--transition);
      cursor: pointer;
    }

    .btn-ghost:hover,
    .btn-ghost:focus {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(39, 216, 255, .06);
    }

    /* ======== Header / Nav ======== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(11, 22, 51, .86);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 2px solid transparent;
      border-image: linear-gradient(90deg, #27D8FF, #E8B96A, #27D8FF) 1;
    }

    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: var(--header-h);
      gap: 24px;
      position: relative;
    }

    .logo-link {
      font-size: 22px;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: 1px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
    }

    .logo-link:hover,
    .logo-link:focus {
      color: var(--text-main);
    }

    .logo-dot {
      width: 10px;
      height: 10px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 12px var(--primary);
      flex-shrink: 0;
      animation: pulse-dot 2s ease-in-out infinite;
    }

    @keyframes pulse-dot {
      0%,
      100% { box-shadow: 0 0 6px var(--primary); }
      50% { box-shadow: 0 0 18px var(--primary); }
    }

    .header-nav {
      flex: 1;
      display: flex;
      justify-content: center;
    }

    .nav-main {
      list-style: none;
      display: flex;
      align-items: center;
      gap: 4px;
      padding: 0;
      margin: 0;
      flex-wrap: wrap;
      justify-content: center;
    }

    .nav-main li {
      margin: 0;
    }

    .nav-main li a {
      display: inline-block;
      padding: 8px 14px;
      color: var(--text-sub);
      font-size: 15px;
      font-weight: 500;
      border-radius: 8px;
      position: relative;
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-main li a:hover,
    .nav-main li a:focus {
      color: var(--primary);
      background: rgba(39, 216, 255, .05);
    }

    .nav-main li a.active {
      color: var(--primary);
      font-weight: 600;
    }

    .nav-main li a.active::after {
      content: '';
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: -2px;
      height: 3px;
      border-radius: 3px;
      background: var(--primary);
      box-shadow: 0 0 10px var(--primary);
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: transparent;
      cursor: pointer;
      padding: 8px;
    }

    .nav-toggle span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--text-main);
      border-radius: 2px;
      transition: var(--transition);
    }

    .nav-toggle.open span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

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

    .nav-toggle.open span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .btn-member-nav {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #27D8FF, #17a8d6);
      color: #061224;
      font-weight: 600;
      font-size: 14px;
      padding: 10px 20px;
      border-radius: var(--radius-btn);
      box-shadow: 0 0 14px rgba(39, 216, 255, .20);
      transition: var(--transition);
      white-space: nowrap;
      min-height: 42px;
    }

    .btn-member-nav:hover,
    .btn-member-nav:focus {
      box-shadow: 0 0 24px rgba(39, 216, 255, .40);
      transform: translateY(-2px);
      color: #061224;
    }

    /* ======== 页面 Banner ======== */
    .page-banner {
      background-size: cover;
      background-position: center;
      position: relative;
      padding: 88px 0 0;
    }

    .page-banner::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 22, 51, .55) 0%, rgba(11, 22, 51, .78) 55%, rgba(11, 22, 51, 1) 100%);
    }

    .banner-inner {
      position: relative;
      z-index: 2;
      text-align: center;
      padding: 48px 0 96px;
    }

    .banner-breadcrumb {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: var(--text-sub);
      margin-bottom: 20px;
      flex-wrap: wrap;
    }

    .banner-breadcrumb a {
      color: var(--text-sub);
    }

    .banner-breadcrumb a:hover {
      color: var(--primary);
    }

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

    .banner-breadcrumb .current {
      color: var(--primary);
    }

    .page-banner h1 {
      font-size: 46px;
      font-weight: 700;
      line-height: 1.3;
      color: var(--text-main);
      margin-bottom: 14px;
      letter-spacing: 1px;
    }

    .banner-sub {
      font-size: 18px;
      color: var(--text-sub);
      max-width: 640px;
      margin: 0 auto;
      line-height: 1.7;
    }

    .banner-tags {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-top: 28px;
      flex-wrap: wrap;
    }

    .banner-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 255, 255, .06);
      border: 1px solid rgba(255, 255, 255, .10);
      padding: 8px 18px;
      border-radius: var(--radius-badge);
      font-size: 14px;
      color: var(--text-main);
    }

    .banner-tag i {
      color: var(--primary);
    }

    /* ======== 分类说明区 ======== */
    .category-intro {
      background: var(--bg-deep);
      padding: var(--space-section-sm) 0 0;
      position: relative;
    }

    .category-intro .container {
      display: grid;
      grid-template-columns: 3fr 2fr;
      gap: 40px;
      align-items: center;
    }

    .intro-text .sec-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: var(--primary);
      background: rgba(39, 216, 255, .08);
      padding: 6px 14px;
      border-radius: var(--radius-badge);
      margin-bottom: 16px;
    }

    .intro-text h2 {
      font-size: 32px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 12px;
    }

    .intro-text p {
      color: var(--text-sub);
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 8px;
    }

    .intro-points {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 16px;
    }

    .intro-point {
      background: var(--card-glass);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-card);
      padding: 22px 18px;
      text-align: center;
      transition: var(--transition);
    }

    .intro-point:hover {
      border-color: rgba(39, 216, 255, .4);
      box-shadow: var(--shadow-glow);
      transform: translateY(-4px);
    }

    .intro-point i {
      font-size: 26px;
      color: var(--primary);
      margin-bottom: 10px;
      display: block;
    }

    .intro-point .pt-title {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 4px;
    }

    .intro-point .pt-desc {
      font-size: 13px;
      color: var(--text-weak);
      line-height: 1.5;
    }

    /* ======== 横向大卡交替区 ======== */
    .alt-cards-section {
      background: var(--bg-deep);
      padding: var(--space-section) 0;
    }

    .section-head {
      text-align: center;
      margin-bottom: 52px;
    }

    .section-head .sec-tag {
      display: inline-block;
      font-size: 14px;
      color: var(--gold);
      background: rgba(232, 185, 106, .08);
      padding: 6px 18px;
      border-radius: var(--radius-badge);
      margin-bottom: 14px;
      letter-spacing: 1px;
    }

    .section-head h2 {
      font-size: 36px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 10px;
    }

    .section-head p {
      color: var(--text-sub);
      font-size: 16px;
      max-width: 520px;
      margin: 0 auto;
    }

    .alt-card-list {
      display: flex;
      flex-direction: column;
      gap: 64px;
      margin-top: 24px;
    }

    .alt-card {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 44px;
      align-items: center;
      background: var(--card-glass);
      border: 1px solid var(--card-border);
      border-radius: calc(var(--radius-card) + 6px);
      padding: 28px;
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .alt-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--primary), transparent);
      opacity: 0;
      transition: var(--transition);
    }

    .alt-card:hover {
      border-color: rgba(39, 216, 255, .20);
      box-shadow: var(--shadow-card);
      transform: translateY(-4px);
    }

    .alt-card:hover::before {
      opacity: 1;
    }

    .alt-card .card-img {
      border-radius: calc(var(--radius-card) - 2px);
      overflow: hidden;
      position: relative;
      aspect-ratio: 4/3;
    }

    .alt-card .card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }

    .alt-card:hover .card-img img {
      transform: scale(1.03);
    }

    .alt-card .img-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(11, 22, 51, .72);
      backdrop-filter: blur(6px);
      color: var(--primary);
      font-size: 13px;
      font-weight: 500;
      padding: 5px 14px;
      border-radius: var(--radius-badge);
      border: 1px solid rgba(39, 216, 255, .3);
    }

    .alt-card .card-body {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }

    .alt-card .card-number {
      font-size: 13px;
      color: var(--gold);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .alt-card .card-number::before {
      content: '';
      display: inline-block;
      width: 20px;
      height: 1px;
      background: var(--gold);
    }

    .alt-card h3 {
      font-size: 24px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.4;
      margin: 0;
    }

    .alt-card .card-desc {
      color: var(--text-sub);
      font-size: 15px;
      line-height: 1.75;
    }

    .alt-card .card-list {
      list-style: none;
      padding: 0;
      margin: 4px 0 0;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .alt-card .card-list li {
      position: relative;
      padding-left: 22px;
      color: var(--text-main);
      font-size: 14px;
      line-height: 1.6;
    }

    .alt-card .card-list li::before {
      content: '';
      position: absolute;
      left: 0;
      top: 9px;
      width: 8px;
      height: 8px;
      border-radius: 2px;
      background: var(--primary);
      box-shadow: 0 0 8px rgba(39, 216, 255, .5);
    }

    .alt-card:nth-child(even) .card-img {
      order: 2;
    }

    .alt-card:nth-child(even) .card-body {
      order: 1;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--primary);
      font-size: 14px;
      font-weight: 500;
      margin-top: 6px;
      transition: var(--transition);
    }

    .card-link:hover {
      gap: 10px;
      color: var(--text-main);
    }

    /* ======== 会员等级速览 ======== */
    .level-section {
      background: var(--bg-section);
      padding: var(--space-section) 0;
      position: relative;
      overflow: hidden;
    }

    .level-section::before {
      content: '';
      position: absolute;
      top: -80px;
      left: 50%;
      transform: translateX(-50%);
      width: 500px;
      height: 200px;
      background: radial-gradient(ellipse, rgba(39, 216, 255, .08), transparent 70%);
      pointer-events: none;
    }

    .level-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
      margin-top: 20px;
    }

    .level-card {
      background: var(--card-glass);
      border: 1px solid var(--card-border);
      border-radius: var(--radius-card);
      padding: 32px 26px;
      text-align: center;
      transition: var(--transition);
      position: relative;
      backdrop-filter: blur(8px);
    }

    .level-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-card);
      border-color: rgba(39, 216, 255, .25);
    }

    .level-card.recommend {
      border: 1px solid rgba(232, 185, 106, .5);
      box-shadow: 0 0 30px rgba(232, 185, 106, .10), var(--shadow-card);
    }

    .level-card.recommend::before {
      content: '推荐';
      position: absolute;
      top: 14px;
      right: 14px;
      background: linear-gradient(135deg, #E8B96A, #d4a052);
      color: #0B1633;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: var(--radius-badge);
    }

    .level-icon {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      margin: 0 auto 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      background: rgba(39, 216, 255, .08);
      border: 1px solid rgba(39, 216, 255, .25);
      color: var(--primary);
    }

    .level-card.recommend .level-icon {
      background: rgba(232, 185, 106, .08);
      border-color: rgba(232, 185, 106, .3);
      color: var(--gold);
    }

    .level-card h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 6px;
    }

    .level-tagline {
      font-size: 14px;
      color: var(--text-weak);
      margin-bottom: 18px;
    }

    .level-list {
      list-style: none;
      padding: 0;
      margin: 0 0 22px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      text-align: left;
    }

    .level-list li {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.6;
    }

    .level-list li i {
      color: var(--primary);
      font-size: 13px;
      margin-top: 4px;
      flex-shrink: 0;
    }

    .level-card.recommend .level-list li i {
      color: var(--gold);
    }

    .level-note {
      font-size: 14px;
      color: var(--text-main);
      font-weight: 500;
      margin-bottom: 16px;
      line-height: 1.6;
    }

    /* ======== FAQ ======== */
    .faq-section {
      background: var(--bg-deep);
      padding: var(--space-section) 0;
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 5fr 7fr;
      gap: 52px;
      align-items: start;
    }

    .faq-intro .sec-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: var(--gold);
      background: rgba(232, 185, 106, .08);
      padding: 6px 14px;
      border-radius: var(--radius-badge);
      margin-bottom: 16px;
    }

    .faq-intro h2 {
      font-size: 32px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.35;
      margin-bottom: 12px;
    }

    .faq-intro p {
      color: var(--text-sub);
      font-size: 15px;
      line-height: 1.8;
    }

    .faq-intro .faq-contact {
      margin-top: 20px;
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: var(--text-weak);
    }

    .faq-intro .faq-contact i {
      color: var(--primary);
    }

    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--card-glass);
      border: 1px solid var(--card-border);
      border-radius: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(39, 216, 255, .20);
    }

    .faq-item details {
      padding: 0;
    }

    .faq-item summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 18px 22px;
      cursor: pointer;
      list-style: none;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      transition: var(--transition);
    }

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

    .faq-item summary:hover,
    .faq-item details[open] summary {
      color: var(--primary);
    }

    .faq-item summary i {
      font-size: 14px;
      color: var(--text-weak);
      transition: transform .3s ease;
      flex-shrink: 0;
    }

    .faq-item details[open] summary i {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-item .faq-answer {
      padding: 0 22px 20px;
      color: var(--text-sub);
      font-size: 15px;
      line-height: 1.75;
      border-top: 1px solid transparent;
    }

    .faq-item details[open] .faq-answer {
      border-top-color: rgba(255, 255, 255, .06);
    }

    /* ======== CTA ======== */
    .cta-section {
      position: relative;
      padding: var(--space-section-sm) 0;
      background: linear-gradient(180deg, var(--bg-deep) 0%, #0A1330 100%);
      border-top: 1px solid rgba(232, 185, 106, .3);
      border-bottom: 1px solid rgba(39, 216, 255, .2);
    }

    .cta-inner {
      text-align: center;
      max-width: 720px;
      margin: 0 auto;
    }

    .cta-inner h2 {
      font-size: 34px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 12px;
      line-height: 1.35;
    }

    .cta-inner p {
      color: var(--text-sub);
      font-size: 16px;
      margin-bottom: 32px;
      line-height: 1.7;
    }

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

    /* ======== Footer ======== */
    .site-footer {
      background: #081026;
      border-top: 1px solid rgba(232, 185, 106, .4);
      padding: 64px 0 24px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2.4fr 1.4fr 1.4fr 1.8fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-grid h4 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 18px;
    }

    .footer-brand p {
      font-size: 14px;
      color: var(--text-sub);
      line-height: 1.75;
      margin-top: 14px;
    }

    .footer-links,
    .footer-contact {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: var(--text-sub);
      font-size: 14px;
      transition: var(--transition);
    }

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

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-sub);
      font-size: 14px;
    }

    .footer-contact li i {
      color: var(--primary);
      width: 16px;
      text-align: center;
      flex-shrink: 0;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, .06);
      padding-top: 22px;
      text-align: center;
    }

    .footer-bottom p {
      font-size: 13px;
      color: var(--text-weak);
      line-height: 1.8;
    }

    /* ======== 响应式 ======== */
    @media screen and (max-width: 1023px) {
      .container {
        padding: 0 20px;
      }

      .nav-wrap {
        gap: 12px;
      }

      .nav-main li a {
        padding: 8px 10px;
        font-size: 14px;
      }

      .btn-member-nav {
        padding: 8px 14px;
        font-size: 13px;
      }

      .category-intro .container {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .level-grid {
        gap: 20px;
        padding: 0 4px;
      }

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

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

    @media screen and (max-width: 767px) {
      :root {
        --space-section: 64px;
      }

      .site-header {
        background: rgba(11, 22, 51, .96);
      }

      .nav-toggle {
        display: flex;
      }

      .btn-member-nav {
        display: none;
      }

      .header-nav {
        position: absolute;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: rgba(11, 22, 51, .98);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(255, 255, 255, .06);
        padding: 20px;
        display: none;
        flex-direction: column;
        gap: 16px;
        box-shadow: 0 24px 40px rgba(0, 0, 0, .4);
      }

      .header-nav.open {
        display: flex;
      }

      .nav-main {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        width: 100%;
      }

      .nav-main li {
        width: 100%;
      }

      .nav-main li a {
        display: block;
        width: 100%;
        padding: 12px 10px;
        font-size: 16px;
      }

      .nav-main li a.active::after {
        left: 10px;
        right: auto;
        width: 32px;
      }

      .page-banner {
        padding: 60px 0 0;
      }

      .banner-inner {
        padding: 32px 0 56px;
      }

      .page-banner h1 {
        font-size: 30px;
      }

      .banner-sub {
        font-size: 15px;
      }

      .intro-text h2 {
        font-size: 26px;
      }

      .intro-points {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .alt-card-list {
        gap: 32px;
      }

      .alt-card {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 18px;
      }

      .alt-card:nth-child(even) .card-img {
        order: 0;
      }

      .alt-card:nth-child(even) .card-body {
        order: 1;
      }

      .section-head h2 {
        font-size: 26px;
      }

      .level-grid {
        grid-template-columns: 1fr;
        gap: 16px;
      }

      .level-card {
        padding: 24px 20px;
      }

      .faq-intro h2 {
        font-size: 26px;
      }

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

      .faq-item .faq-answer {
        font-size: 14px;
        padding: 0 16px 18px;
      }

      .cta-inner h2 {
        font-size: 26px;
      }

      .cta-buttons {
        flex-direction: column;
        align-items: center;
      }

      .btn-primary,
      .btn-secondary {
        width: 100%;
        max-width: 320px;
      }

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

      .footer-brand p {
        font-size: 13px;
      }
    }

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

      .alt-card .card-img {
        aspect-ratio: 16/10;
      }

      .banner-tags {
        gap: 8px;
      }

      .banner-tag {
        font-size: 13px;
        padding: 6px 12px;
      }

      .level-grid {
        padding: 0;
      }

      .btn-primary,
      .btn-secondary {
        min-height: 46px;
        font-size: 15px;
        padding: 12px 24px;
      }
    }

    /* ======== 焦点可见性 ======== */
    a:focus-visible,
    button:focus-visible,
    summary:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
      border-radius: 4px;
    }

/* roulang page: article */
:root{
  --page-bg:#0B1633;
  --page-bg-alt:#0E1A3A;
  --page-bg-deep:#081026;
  --primary:#27D8FF;
  --primary-dark:#0FA6CC;
  --gold:#E8B96A;
  --gold-dark:#C49A4E;
  --text-main:#EAF2FF;
  --text-sub:#A7B6D9;
  --text-weak:#6B7AA8;
  --card-bg:rgba(255,255,255,.06);
  --card-border:rgba(255,255,255,.10);
  --card-shadow:0 8px 32px rgba(0,0,0,.35);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-badge:999px;
  --space-section:96px;
  --space-section-mobile:64px;
  --container:1200px;
  --font-cn:"PingFang SC","Microsoft YaHei","system-ui",sans-serif;
  --font-num:"Inter","system-ui",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--page-bg);
  color:var(--text-main);
  font-family:var(--font-cn);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea{font-family:inherit}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
@media(max-width:767px){.container{padding-left:16px;padding-right:16px}}

/* ===== Header & Nav ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,22,51,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:2px solid transparent;
  border-image:linear-gradient(90deg,var(--primary),#6C63FF,var(--primary)) 1;
  box-shadow:0 4px 24px rgba(0,0,0,.4);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:70px;gap:20px;
}
.brand{
  display:flex;align-items:center;gap:8px;
  font-size:22px;font-weight:700;color:var(--text-main);
  letter-spacing:.5px;flex-shrink:0;
}
.brand:hover{color:var(--text-main)}
.brand-dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 10px rgba(232,185,106,.8);
  display:inline-block;
}
.brand-dot::after{
  content:'';display:block;width:5px;height:5px;border-radius:50%;
  background:var(--primary);margin:2px;
  box-shadow:0 0 6px rgba(39,216,255,.9);
}
.nav-main{
  display:flex;align-items:center;gap:4px;margin:0;
}
.nav-main > li{margin:0}
.nav-main a{
  color:var(--text-sub);
  font-size:15px;
  font-weight:500;
  padding:10px 14px;
  border-radius:8px;
  position:relative;
  display:inline-block;
  transition:color .2s ease,background .2s ease;
}
.nav-main a:hover{color:var(--primary);background:rgba(39,216,255,.06)}
.nav-main a.active{
  color:var(--primary);
}
.nav-main a.active::after{
  content:'';position:absolute;left:14px;right:14px;bottom:-6px;
  height:3px;border-radius:3px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(39,216,255,.7);
}
.header-actions{
  display:flex;align-items:center;gap:12px;flex-shrink:0;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:600;
  padding:12px 26px;
  border-radius:var(--radius-btn);
  cursor:pointer;
  transition:all .2s ease;
  line-height:1.5;
  min-height:44px;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#061B33;
  border:1px solid rgba(39,216,255,.6);
  box-shadow:0 0 16px rgba(39,216,255,.35);
}
.btn-primary:hover{
  box-shadow:0 0 28px rgba(39,216,255,.6);
  transform:translateY(-2px);
  color:#061B33;
}
.btn-primary:focus{outline:2px solid var(--primary);outline-offset:2px}
.btn-outline{
  background:transparent;
  color:var(--primary);
  border:1px solid rgba(39,216,255,.5);
}
.btn-outline:hover{
  background:rgba(39,216,255,.1);
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-2px);
}
.btn-outline:focus{outline:2px solid var(--primary);outline-offset:2px}
.btn-sm{padding:8px 18px;min-height:40px;font-size:14px}
.btn-gold{
  background:linear-gradient(135deg,var(--gold),var(--gold-dark));
  color:#2A1B05;
  border:1px solid rgba(232,185,106,.5);
  box-shadow:0 0 18px rgba(232,185,106,.3);
}
.btn-gold:hover{box-shadow:0 0 30px rgba(232,185,106,.55);transform:translateY(-2px);color:#2A1B05}
.nav-toggle{
  display:none;flex-direction:column;gap:5px;
  width:44px;height:44px;align-items:center;justify-content:center;
  border-radius:8px;border:1px solid var(--card-border);
  background:var(--card-bg);
}
.nav-toggle .bar{
  display:block;width:20px;height:2px;background:var(--text-main);
  border-radius:2px;transition:all .3s ease;
}
.nav-toggle.open .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open .bar:nth-child(2){opacity:0}
.nav-toggle.open .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero / Article Top ===== */
.article-hero{
  position:relative;
  padding:72px 0 56px;
  background:
    radial-gradient(ellipse 60% 60% at 20% 10%,rgba(39,216,255,.12),transparent 60%),
    radial-gradient(ellipse 40% 40% at 90% 30%,rgba(232,185,106,.06),transparent 60%),
    linear-gradient(180deg,var(--page-bg-alt),var(--page-bg));
  border-bottom:1px solid rgba(255,255,255,.06);
  overflow:hidden;
}
.article-hero::before{
  content:'';
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(39,216,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(39,216,255,.04) 1px,transparent 1px);
  background-size:44px 44px;
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-weak);
  margin-bottom:18px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-weak)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-weak);opacity:.5}
.article-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(39,216,255,.12);
  color:var(--primary);
  border:1px solid rgba(39,216,255,.3);
  border-radius:var(--radius-badge);
  padding:5px 16px;
  font-size:13px;font-weight:500;
  margin-bottom:20px;
}
.article-badge i{font-size:11px}
.article-hero h1{
  font-size:42px;line-height:1.25;
  font-weight:700;
  color:var(--text-main);
  letter-spacing:.5px;
  margin-bottom:16px;
  max-width:820px;
}
.article-meta{
  display:flex;align-items:center;gap:20px;
  flex-wrap:wrap;
  color:var(--text-weak);
  font-size:14px;
  margin-bottom:22px;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--primary);font-size:13px}
.article-summary{
  font-size:16px;
  line-height:1.8;
  color:var(--text-sub);
  max-width:760px;
  background:var(--card-bg);
  border-left:3px solid var(--primary);
  border-radius:0 12px 12px 0;
  padding:18px 24px;
  backdrop-filter:blur(6px);
}

/* ===== Article Content ===== */
.article-content-wrap{
  padding:72px 0 72px;
  background:var(--page-bg);
}
.article-content{
  max-width:760px;
  margin:0 auto;
}
.article-content > *{
  margin-bottom:24px;
}
.article-content h2{
  font-size:26px;font-weight:600;
  color:var(--text-main);
  border-left:4px solid var(--primary);
  padding-left:16px;
  margin-top:46px;
  margin-bottom:18px;
  line-height:1.4;
}
.article-content h3{
  font-size:22px;font-weight:600;
  color:var(--text-main);
  margin-top:36px;
  margin-bottom:14px;
}
.article-content p{
  color:var(--text-sub);
  line-height:1.85;
  font-size:16px;
}
.article-content blockquote{
  background:var(--card-bg);
  border-left:4px solid var(--gold);
  border-radius:0 12px 12px 0;
  padding:20px 26px;
  color:var(--gold);
  font-style:normal;
  margin:28px 0;
}
.article-content blockquote p{color:var(--gold);margin-bottom:0}
.article-content ul{
  padding-left:4px;
}
.article-content ul li{
  position:relative;
  padding-left:22px;
  color:var(--text-sub);
  margin-bottom:10px;
  line-height:1.7;
}
.article-content ul li::before{
  content:'';
  position:absolute;left:0;top:12px;
  width:7px;height:7px;
  background:var(--primary);
  border-radius:2px;
  box-shadow:0 0 6px rgba(39,216,255,.7);
}
.article-content ol{
  padding-left:4px;
  counter-reset:article-ol;
}
.article-content ol li{
  position:relative;
  padding-left:34px;
  color:var(--text-sub);
  margin-bottom:12px;
  counter-increment:article-ol;
}
.article-content ol li::before{
  content:counter(article-ol);
  position:absolute;left:0;top:2px;
  width:24px;height:24px;
  background:rgba(39,216,255,.15);
  color:var(--primary);
  font-size:13px;font-weight:600;
  border-radius:6px;
  display:flex;align-items:center;justify-content:center;
}
.article-content img{
  border-radius:14px;
  margin:28px auto;
  box-shadow:var(--card-shadow);
  max-width:100%;
}
.article-content figcaption,
.article-content .img-caption{
  text-align:center;
  font-size:13px;
  color:var(--text-weak);
  margin-top:-14px;
  margin-bottom:26px;
}
.article-content a{
  color:var(--primary);
  border-bottom:1px solid rgba(39,216,255,.3);
}
.article-content a:hover{color:var(--gold);border-bottom-color:rgba(232,185,106,.5)}
.article-content hr{
  border:none;height:1px;
  background:linear-gradient(90deg,transparent,var(--card-border),transparent);
  margin:32px 0;
}

/* ===== Pagination ===== */
.article-pagination{
  max-width:760px;
  margin:56px auto 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.article-page-link{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--text-sub);
  font-size:14px;
  padding:12px 18px;
  border:1px solid var(--card-border);
  border-radius:10px;
  background:var(--card-bg);
  transition:all .2s ease;
  min-width:120px;
}
.article-page-link:hover{
  border-color:var(--primary);
  color:var(--primary);
  box-shadow:0 0 16px rgba(39,216,255,.15);
  transform:translateY(-2px);
}
.back-button{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--gold);
  font-size:14px;font-weight:500;
  padding:12px 20px;
  border:1px solid rgba(232,185,106,.4);
  border-radius:10px;
  background:rgba(232,185,106,.08);
  transition:all .2s ease;
}
.back-button:hover{
  border-color:var(--gold);
  box-shadow:0 0 18px rgba(232,185,106,.25);
  transform:translateY(-2px);
  color:var(--gold);
}

/* ===== Related ===== */
.related-section{
  padding:80px 0 72px;
  background:var(--page-bg-alt);
  border-top:1px solid rgba(255,255,255,.05);
}
.section-head{
  display:flex;align-items:flex-end;
  justify-content:space-between;
  margin-bottom:36px;
  gap:20px;
}
.section-head h2{
  font-size:32px;font-weight:600;
  color:var(--text-main);
  line-height:1.3;
}
.section-head p{
  color:var(--text-weak);
  font-size:14px;
  max-width:280px;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.related-card{
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:var(--radius-card);
  overflow:hidden;
  backdrop-filter:blur(10px);
  box-shadow:var(--card-shadow);
  transition:all .3s ease;
  display:flex;flex-direction:column;
}
.related-card:hover{
  transform:translateY(-6px);
  box-shadow:0 8px 40px rgba(0,0,0,.45),0 0 24px rgba(39,216,255,.12);
  border-color:rgba(39,216,255,.25);
}
.related-cover{
  position:relative;
  display:block;
  overflow:hidden;
  aspect-ratio:16/9;
  background:var(--page-bg-deep);
}
.related-cover img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.related-card:hover .related-cover img{transform:scale(1.05)}
.related-cover .badge-float{
  position:absolute;left:14px;top:14px;
  background:rgba(11,22,51,.75);
  color:var(--primary);
  border:1px solid rgba(39,216,255,.4);
  border-radius:var(--radius-badge);
  padding:4px 12px;
  font-size:12px;font-weight:500;
  backdrop-filter:blur(6px);
}
.related-body{
  padding:22px 24px 24px;
  display:flex;flex-direction:column;flex:1;
}
.related-body h3{
  font-size:18px;font-weight:600;
  margin-bottom:10px;
  line-height:1.5;
}
.related-body h3 a{color:var(--text-main)}
.related-body h3 a:hover{color:var(--primary)}
.related-body p{
  font-size:14px;
  color:var(--text-sub);
  flex:1;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:16px;
}
.related-meta{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-weak);
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:14px;
}
.related-meta a{color:var(--primary);font-size:13px}
.related-meta a:hover{color:var(--gold)}

/* ===== CTA ===== */
.cta-section{
  position:relative;
  padding:80px 0;
  background:
    radial-gradient(ellipse 50% 60% at 50% 30%,rgba(39,216,255,.1),transparent 60%),
    linear-gradient(180deg,var(--page-bg),var(--page-bg-deep));
  border-top:1px solid transparent;
  border-bottom:1px solid transparent;
  border-image:linear-gradient(90deg,var(--gold),var(--primary),var(--gold)) 1;
  overflow:hidden;
}
.cta-inner{
  text-align:center;
  max-width:620px;
  margin:0 auto;
  position:relative;z-index:2;
}
.cta-inner h2{
  font-size:32px;font-weight:700;
  margin-bottom:14px;
  color:var(--text-main);
}
.cta-inner h2 span{color:var(--gold)}
.cta-inner p{
  color:var(--text-sub);
  font-size:16px;
  margin-bottom:30px;
}
.cta-actions{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}

/* ===== Not Found ===== */
.not-found{
  text-align:center;
  padding:60px 20px;
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:var(--radius-card);
}
.not-found i{
  font-size:48px;
  color:var(--text-weak);
  margin-bottom:16px;
}
.not-found h3{
  font-size:20px;
  color:var(--text-main);
  margin-bottom:10px;
}
.not-found p{
  color:var(--text-weak);
  margin-bottom:22px;
}

/* ===== Footer ===== */
.site-footer{
  background:var(--page-bg-deep);
  border-top:1px solid rgba(232,185,106,.3);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.footer-brand h4{
  font-size:20px;font-weight:700;
  margin-bottom:14px;
}
.footer-brand h4 span{color:var(--primary)}
.footer-brand p{
  color:var(--text-weak);
  font-size:14px;
  line-height:1.75;
  margin-bottom:0;
}
.site-footer h4{
  font-size:16px;font-weight:600;
  color:var(--text-main);
  margin-bottom:16px;
}
.footer-links li{margin-bottom:10px}
.footer-links a{
  color:var(--text-sub);
  font-size:14px;
}
.footer-links a:hover{color:var(--primary)}
.footer-contact li{
  color:var(--text-sub);
  font-size:14px;
  margin-bottom:10px;
  display:flex;align-items:center;gap:10px;
}
.footer-contact i{color:var(--gold);width:16px;text-align:center}
.footer-bottom{
  padding:22px 0;
  text-align:center;
  font-size:13px;
  color:var(--text-weak);
}
.footer-bottom p{margin-bottom:0}

/* ===== Responsive ===== */
@media(max-width:1023px){
  :root{--space-section:80px}
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .related-grid{
    grid-template-columns:repeat(2,1fr);
  }
}
@media(max-width:767px){
  :root{--space-section:var(--space-section-mobile)}
  .nav-main{
    display:none;
    position:absolute;
    top:70px;left:16px;right:16px;
    background:rgba(11,22,51,.97);
    border:1px solid var(--card-border);
    border-radius:16px;
    flex-direction:column;
    align-items:stretch;
    padding:14px;
    box-shadow:0 16px 48px rgba(0,0,0,.6);
    backdrop-filter:blur(16px);
    z-index:100;
  }
  .nav-main.open{display:flex}
  .nav-main a{
    display:block;
    padding:12px 14px;
    border-radius:8px;
    border-bottom:1px solid rgba(255,255,255,.04);
  }
  .nav-main a.active::after{display:none}
  .nav-main a.active{background:rgba(39,216,255,.1)}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{
    padding:8px 14px;font-size:13px;
  }
  .article-hero{padding:52px 0 44px}
  .article-hero h1{font-size:30px}
  .article-summary{font-size:15px;padding:16px 18px}
  .article-content-wrap{padding:52px 0}
  .article-content h2{font-size:22px}
  .article-content h3{font-size:19px}
  .article-pagination{flex-direction:column;align-items:stretch}
  .article-page-link,.back-button{justify-content:center}
  .related-grid{grid-template-columns:1fr;gap:20px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:26px}
  .cta-section{padding:64px 0}
  .cta-inner h2{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-actions .btn{width:100%}
}
@media(max-width:520px){
  .header-inner{min-height:62px}
  .brand{font-size:19px}
  .nav-main{top:62px}
  .related-grid{grid-template-columns:1fr}
  .article-hero h1{font-size:26px}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
    :root {
      --bg-deep: #0B1633;
      --bg-dark: #0E1A3A;
      --bg-mid: #12244F;
      --bg-footer: #081026;
      --primary: #27D8FF;
      --primary-dark: #1BB8DA;
      --gold: #E8B96A;
      --text-main: #EAF2FF;
      --text-sub: #A7B6D9;
      --text-weak: #6B7AA8;
      --glass-bg: rgba(255, 255, 255, .06);
      --glass-border: rgba(255, 255, 255, .10);
      --radius-card: 16px;
      --radius-btn: 10px;
      --shadow-card: 0 8px 32px rgba(0, 0, 0, .35);
      --shadow-glow: 0 0 24px rgba(39, 216, 255, .18);
      --spacing-section: 96px;
      --spacing-section-mobile: 64px;
      --container: 1200px;
    }

    /* ============ Reset 与基础 ============ */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      background: var(--bg-deep);
      color: var(--text-main);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    a { color: var(--primary); text-decoration: none; transition: color .2s; }
    a:hover { color: var(--primary-dark); }
    img { max-width: 100%; height: auto; display: block; }
    ul, ol { list-style: none; }

    /* ============ 容器 ============ */
    .container {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 24px;
    }

    /* ============ 顶部导航 ============ */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 300;
      background: rgba(11, 22, 51, .88);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 2px solid transparent;
      border-image: linear-gradient(90deg, var(--primary), #23A9F7, var(--gold)) 1;
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      position: relative;
    }
    .brand-logo {
      font-size: 22px;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: 1px;
      display: flex;
      align-items: center;
      gap: 6px;
      white-space: nowrap;
    }
    .brand-logo span { color: var(--primary); }
    .brand-dot {
      width: 8px;
      height: 8px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: 0 0 12px rgba(39, 216, 255, .8);
      display: inline-block;
    }
    .nav-main-wrap {
      display: flex;
      align-items: center;
      gap: 32px;
    }
    .nav-main {
      display: flex;
      align-items: center;
      gap: 4px;
    }
    .nav-main > li > a {
      display: inline-block;
      padding: 8px 16px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-sub);
      border-radius: 8px;
      position: relative;
      transition: color .2s, background .2s;
    }
    .nav-main > li > a:hover {
      color: var(--primary);
      background: rgba(39, 216, 255, .08);
    }
    .nav-main > li > a.active {
      color: var(--primary);
      font-weight: 600;
    }
    .nav-main > li > a.active::after {
      content: "";
      position: absolute;
      bottom: -2px;
      left: 16px;
      right: 16px;
      height: 3px;
      background: var(--primary);
      border-radius: 999px;
      box-shadow: 0 0 12px rgba(39, 216, 255, .5);
    }
    .btn-nav-membership {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: linear-gradient(135deg, var(--primary), #1BB8DA);
      color: #0B1633;
      font-weight: 700;
      font-size: 14px;
      padding: 10px 22px;
      border-radius: var(--radius-btn);
      box-shadow: 0 0 20px rgba(39, 216, 255, .35);
      transition: box-shadow .2s, transform .2s;
      white-space: nowrap;
    }
    .btn-nav-membership:hover {
      box-shadow: 0 0 32px rgba(39, 216, 255, .55);
      transform: translateY(-2px);
      color: #0B1633;
    }
    .nav-toggle {
      display: none;
      background: transparent;
      color: var(--text-main);
      font-size: 22px;
      cursor: pointer;
      padding: 8px;
      line-height: 1;
    }
    .nav-toggle:focus { outline: 2px solid var(--primary); border-radius: 6px; }

    /* ============ Hero ============ */
    .page-hero {
      position: relative;
      padding: 96px 0 72px;
      background:
        linear-gradient(rgba(11, 22, 51, .6), rgba(11, 22, 51, .75)),
        url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
      overflow: hidden;
    }
    .page-hero::before {
      content: "";
      position: absolute;
      top: -120px;
      left: 50%;
      transform: translateX(-50%);
      width: 700px;
      height: 400px;
      background: radial-gradient(circle, rgba(39, 216, 255, .22), transparent 60%);
      pointer-events: none;
    }
    .page-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
      background-size: 44px 44px;
      pointer-events: none;
    }
    .page-hero .container { position: relative; z-index: 2; }
    .breadcrumb {
      font-size: 14px;
      color: var(--text-weak);
      margin-bottom: 16px;
      display: flex;
      gap: 8px;
      align-items: center;
      flex-wrap: wrap;
    }
    .breadcrumb a { color: var(--text-sub); }
    .breadcrumb a:hover { color: var(--primary); }
    .breadcrumb .sep { color: var(--text-weak); }
    .page-hero h1 {
      font-size: 46px;
      font-weight: 700;
      line-height: 1.3;
      color: var(--text-main);
      margin-bottom: 16px;
      letter-spacing: 1px;
    }
    .page-hero .hero-sub {
      font-size: 17px;
      color: var(--text-sub);
      max-width: 720px;
      line-height: 1.8;
    }
    .hero-tags {
      display: flex;
      gap: 10px;
      margin-top: 24px;
      flex-wrap: wrap;
    }
    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      color: var(--text-sub);
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      padding: 6px 14px;
      border-radius: 999px;
    }
    .hero-tag i { color: var(--primary); font-size: 12px; }

    /* ============ 分类说明 ============ */
    .category-intro {
      padding: calc(var(--spacing-section) * .7) 0;
      background: var(--bg-dark);
      border-bottom: 1px solid rgba(255, 255, 255, .04);
    }
    .category-intro .intro-flex {
      display: flex;
      gap: 48px;
      align-items: center;
      flex-wrap: wrap;
    }
    .category-intro .intro-text {
      flex: 1;
      min-width: 280px;
    }
    .category-intro .intro-text p {
      font-size: 17px;
      color: var(--text-sub);
      line-height: 1.9;
    }
    .category-intro .intro-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(232, 185, 106, .12);
      border: 1px solid rgba(232, 185, 106, .35);
      color: var(--gold);
      font-size: 14px;
      font-weight: 600;
      padding: 8px 18px;
      border-radius: 999px;
      white-space: nowrap;
    }

    /* ============ 资讯专题·左右图文交错 ============ */
    .topics-section {
      padding: var(--spacing-section) 0;
      background: var(--bg-deep);
      position: relative;
    }
    .section-head {
      text-align: center;
      margin-bottom: 64px;
    }
    .section-head .eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 2px;
      color: var(--primary);
      text-transform: uppercase;
      margin-bottom: 12px;
    }
    .section-head h2 {
      font-size: 32px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 12px;
    }
    .section-head p {
      font-size: 15px;
      color: var(--text-weak);
      max-width: 560px;
      margin: 0 auto;
    }

    .topic-item {
      display: flex;
      align-items: center;
      gap: 60px;
      margin-bottom: 80px;
    }
    .topic-item:last-child { margin-bottom: 0; }
    .topic-item.reverse {
      flex-direction: row-reverse;
    }
    .topic-media {
      flex: 1;
      position: relative;
      border-radius: var(--radius-card);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }
    .topic-media img {
      width: 100%;
      height: 320px;
      object-fit: cover;
      transition: transform .4s ease;
    }
    .topic-item:hover .topic-media img {
      transform: scale(1.04);
    }
    .topic-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 55%, rgba(11, 22, 51, .55));
      pointer-events: none;
    }
    .topic-content {
      flex: 1;
    }
    .topic-content .topic-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 600;
      color: var(--gold);
      background: rgba(232, 185, 106, .1);
      border: 1px solid rgba(232, 185, 106, .3);
      padding: 4px 14px;
      border-radius: 999px;
      margin-bottom: 16px;
    }
    .topic-content h3 {
      font-size: 24px;
      font-weight: 600;
      color: var(--text-main);
      line-height: 1.4;
      margin-bottom: 14px;
    }
    .topic-content p {
      font-size: 15px;
      color: var(--text-sub);
      line-height: 1.85;
      margin-bottom: 20px;
    }
    .topic-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      transition: gap .2s;
    }
    .topic-link:hover { gap: 14px; }

    /* ============ 资讯方向卡片 ============ */
    .info-dirs {
      padding: var(--spacing-section) 0;
      background: var(--bg-dark);
    }
    .dirs-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-top: 48px;
    }
    .dir-card {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: var(--radius-card);
      padding: 28px 24px;
      text-align: left;
      transition: transform .25s, box-shadow .25s, border-color .25s;
    }
    .dir-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-glow);
      border-color: rgba(39, 216, 255, .3);
    }
    .dir-card .dir-icon {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(39, 216, 255, .15), rgba(39, 216, 255, .05));
      border: 1px solid rgba(39, 216, 255, .25);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
      margin-bottom: 18px;
    }
    .dir-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .dir-card p {
      font-size: 14px;
      color: var(--text-weak);
      line-height: 1.7;
    }

    /* ============ FAQ ============ */
    .faq-section {
      padding: var(--spacing-section) 0;
      background: var(--bg-deep);
    }
    .faq-layout {
      display: flex;
      gap: 56px;
      align-items: flex-start;
      flex-wrap: wrap;
    }
    .faq-intro {
      flex: 0 0 340px;
    }
    .faq-intro h2 {
      font-size: 32px;
      font-weight: 600;
      line-height: 1.4;
      margin-bottom: 16px;
    }
    .faq-intro p {
      font-size: 15px;
      color: var(--text-weak);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .faq-intro .btn-outline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid var(--glass-border);
      color: var(--text-sub);
      padding: 10px 22px;
      border-radius: var(--radius-btn);
      font-size: 14px;
      transition: all .2s;
    }
    .faq-intro .btn-outline:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(39, 216, 255, .06);
    }
    .faq-accordion {
      flex: 1;
      min-width: 280px;
    }
    .accordion {
      background: transparent;
      border: none;
      margin: 0;
    }
    .accordion-item {
      background: var(--glass-bg);
      border: 1px solid var(--glass-border);
      border-radius: 12px;
      margin-bottom: 12px;
      overflow: hidden;
      transition: border-color .2s;
    }
    .accordion-item.is-active {
      border-color: rgba(39, 216, 255, .35);
    }
    .accordion-title {
      background: transparent;
      color: var(--text-main);
      font-weight: 600;
      font-size: 15px;
      line-height: 1.6;
      padding: 18px 20px;
      border-bottom: 0;
      position: relative;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .accordion-title:focus {
      outline: 2px solid var(--primary);
      outline-offset: -2px;
    }
    .accordion-title:hover {
      background: rgba(255, 255, 255, .05);
      color: var(--primary);
    }
    .accordion-title::after {
      content: "\f078";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      color: var(--text-weak);
      margin-left: auto;
      transition: transform .25s;
    }
    .accordion-item.is-active .accordion-title::after {
      transform: rotate(180deg);
    }
    .accordion-content {
      background: transparent;
      color: var(--text-sub);
      font-size: 14px;
      line-height: 1.85;
      padding: 0 20px 18px;
      border-bottom: 0;
    }

    /* ============ CTA 尾屏 ============ */
    .cta-section {
      position: relative;
      padding: 80px 0;
      background: linear-gradient(180deg, #0B1633, #12244F, #0B1633);
      border-top: 1px solid rgba(232, 185, 106, .3);
      border-bottom: 1px solid rgba(39, 216, 255, .3);
      text-align: center;
    }
    .cta-section::before {
      content: "";
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 560px;
      height: 320px;
      background: radial-gradient(circle, rgba(39, 216, 255, .15), transparent 65%);
      pointer-events: none;
    }
    .cta-section h2 {
      font-size: 32px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
      position: relative;
    }
    .cta-section p {
      font-size: 16px;
      color: var(--text-sub);
      margin-bottom: 32px;
      position: relative;
    }
    .cta-buttons {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
      position: relative;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--primary), #1BB8DA);
      color: #0B1633;
      font-weight: 700;
      font-size: 16px;
      padding: 14px 32px;
      border-radius: var(--radius-btn);
      box-shadow: 0 0 28px rgba(39, 216, 255, .4);
      transition: box-shadow .2s, transform .2s;
    }
    .btn-primary:hover {
      box-shadow: 0 0 40px rgba(39, 216, 255, .6);
      transform: translateY(-2px);
      color: #0B1633;
    }
    .btn-primary:focus-visible,
    .btn-nav-membership:focus-visible,
    .btn-outline:focus-visible,
    .topic-link:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 3px;
    }
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid var(--glass-border);
      color: var(--text-sub);
      font-weight: 500;
      font-size: 15px;
      padding: 14px 28px;
      border-radius: var(--radius-btn);
      transition: all .2s;
    }
    .btn-ghost:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: rgba(39, 216, 255, .06);
    }

    /* ============ 页脚 ============ */
    .site-footer {
      background: var(--bg-footer);
      border-top: 1px solid rgba(232, 185, 106, .25);
      padding: 64px 0 24px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-brand h4 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .footer-brand p {
      font-size: 14px;
      color: var(--text-weak);
      line-height: 1.8;
    }
    .site-footer h4 {
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 16px;
    }
    .footer-links li,
    .footer-contact li {
      margin-bottom: 10px;
    }
    .footer-links a {
      font-size: 14px;
      color: var(--text-sub);
      transition: color .2s, padding-left .2s;
    }
    .footer-links a:hover {
      color: var(--primary);
      padding-left: 4px;
    }
    .footer-contact li {
      font-size: 14px;
      color: var(--text-sub);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .footer-contact i {
      color: var(--primary);
      width: 16px;
      text-align: center;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, .06);
      padding-top: 24px;
      text-align: center;
    }
    .footer-bottom p {
      font-size: 13px;
      color: var(--text-weak);
    }

    /* ============ 响应式 ============ */
    @media (max-width: 1023px) {
      :root { --spacing-section: 80px; }
      .page-hero h1 { font-size: 38px; }
      .dirs-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .topic-item {
        gap: 32px;
        flex-direction: column;
        margin-bottom: 56px;
      }
      .topic-item.reverse { flex-direction: column; }
      .topic-media img { height: 260px; }
    }

    @media (max-width: 767px) {
      :root { --spacing-section: var(--spacing-section-mobile); }
      .container { padding: 0 16px; }
      .nav-toggle { display: block; }
      .nav-main-wrap {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(11, 22, 51, .98);
        padding: 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        border-bottom: 2px solid var(--primary);
        box-shadow: 0 16px 40px rgba(0, 0, 0, .5);
      }
      .nav-main-wrap.open { display: flex; }
      .nav-main {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 4px;
      }
      .nav-main > li > a {
        display: block;
        padding: 12px 16px;
        border-radius: 8px;
      }
      .nav-main > li > a.active::after {
        left: 16px;
        right: auto;
        bottom: auto;
        top: 50%;
        transform: translateY(-50%);
        width: 3px;
        height: 20px;
      }
      .btn-nav-membership {
        margin-top: 12px;
        justify-content: center;
        width: 100%;
      }
      .page-hero { padding: 56px 0 44px; }
      .page-hero h1 { font-size: 30px; }
      .page-hero .hero-sub { font-size: 15px; }
      .category-intro .intro-flex { gap: 20px; }
      .section-head h2 { font-size: 26px; }
      .topic-media img { height: 200px; }
      .topic-content h3 { font-size: 20px; }
      .dirs-grid { grid-template-columns: 1fr; gap: 16px; }
      .faq-layout { flex-direction: column; gap: 32px; }
      .faq-intro { flex: 1 1 100%; }
      .faq-intro h2 { font-size: 26px; }
      .cta-section h2 { font-size: 26px; }
      .cta-buttons { flex-direction: column; align-items: center; }
      .btn-primary, .btn-ghost { width: 100%; justify-content: center; max-width: 320px; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .site-footer { padding: 40px 0 20px; }
    }

    @media (max-width: 480px) {
      .brand-logo { font-size: 18px; }
      .topic-media img { height: 180px; }
    }

    /* ============ 可访问性 ============ */
    a:focus-visible,
    button:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }

/* roulang page: category2 */
/* ============ 设计变量 ============ */
  :root {
    --bg-deep: #0B1633;
    --bg-dark: #0E1A3A;
    --bg-mid: #12244F;
    --primary: #27D8FF;
    --accent: #E8B96A;
    --text-main: #EAF2FF;
    --text-sub: #A7B6D9;
    --text-weak: #6B7AA8;
    --card-bg: rgba(255, 255, 255, .06);
    --card-border: rgba(255, 255, 255, .10);
    --radius-card: 16px;
    --radius-btn: 10px;
    --shadow-card: 0 8px 32px rgba(0, 0, 0, .35);
    --shadow-glow: 0 0 24px rgba(39, 216, 255, .18);
    --spacer-lg: 96px;
    --spacer-md: 64px;
    --spacer-sm: 24px;
    --font-cn: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  }

  /* ============ Reset / Base ============ */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-main);
    background: var(--bg-deep);
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: var(--primary);
    text-decoration: none;
    transition: color .2s ease;
  }

  a:hover {
    color: #79e5ff;
  }

  a:focus-visible,
  button:focus-visible,
  input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 4px;
  }

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

  ul,
  ol {
    list-style: none;
  }

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

  /* ============ 容器 ============ */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }

  @media (max-width: 768px) {
    .container {
      padding: 0 16px;
    }
  }

  /* ============ 按钮 ============ */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
    transition: all .25s ease;
    border: 1px solid transparent;
    min-height: 44px;
    cursor: pointer;
    text-align: center;
  }

  .btn-primary {
    background: linear-gradient(135deg, #27D8FF, #0F8EC9);
    color: #081B2E;
    box-shadow: 0 4px 20px rgba(39, 216, 255, .25);
  }

  .btn-primary:hover {
    box-shadow: 0 6px 30px rgba(39, 216, 255, .45);
    transform: translateY(-2px);
    color: #081B2E;
  }

  .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 12px rgba(39, 216, 255, .3);
  }

  .btn-outline {
    background: transparent;
    border-color: rgba(39, 216, 255, .6);
    color: var(--primary);
  }

  .btn-outline:hover {
    background: rgba(39, 216, 255, .08);
    color: var(--primary);
    box-shadow: 0 0 18px rgba(39, 216, 255, .15);
  }

  .btn-outline:active {
    background: rgba(39, 216, 255, .15);
  }

  .btn-gold {
    background: linear-gradient(135deg, #E8B96A, #C99A4A);
    color: #1A1408;
  }

  .btn-gold:hover {
    box-shadow: 0 6px 24px rgba(232, 185, 106, .35);
    transform: translateY(-2px);
    color: #1A1408;
  }

  /* ============ 徽章 ============ */
  .badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    background: rgba(39, 216, 255, .12);
    color: var(--primary);
    border: 1px solid rgba(39, 216, 255, .25);
  }

  .badge-gold {
    background: rgba(232, 185, 106, .12);
    color: var(--accent);
    border-color: rgba(232, 185, 106, .25);
  }

  /* ============ Header ============ */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(11, 22, 51, .85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
  }

  .site-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -2px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, rgba(39, 216, 255, .25) 30%, var(--accent) 70%, transparent 100%);
    pointer-events: none;
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 20px;
  }

  .logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-main);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    letter-spacing: 1px;
    white-space: nowrap;
  }

  .logo:hover {
    color: var(--text-main);
  }

  .logo-dot {
    width: 9px;
    height: 9px;
    background: var(--primary);
    border-radius: 2px;
    display: inline-block;
    transform: rotate(45deg);
    box-shadow: 0 0 10px var(--primary);
  }

  .main-nav {
    flex: 1;
    display: flex;
    justify-content: center;
  }

  .nav-main {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .nav-main a {
    display: block;
    padding: 10px 14px;
    font-size: 15px;
    color: var(--text-sub);
    border-radius: 8px;
    font-weight: 500;
    transition: all .2s ease;
    position: relative;
  }

  .nav-main a:hover {
    color: var(--primary);
    background: rgba(39, 216, 255, .05);
  }

  .nav-main a.active {
    color: var(--primary);
    font-weight: 600;
  }

  .nav-main a.active::after {
    content: '';
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: -6px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    box-shadow: 0 0 12px var(--primary);
  }

  .btn-header {
    padding: 10px 22px;
    font-size: 14px;
    min-height: 40px;
    white-space: nowrap;
  }

  .menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1100;
  }

  .menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-main);
    border-radius: 2px;
    transition: .3s ease;
  }

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  @media (max-width: 1024px) {
    .nav-main {
      gap: 0;
    }
    .nav-main a {
      padding: 10px 10px;
      font-size: 14px;
    }
  }

  @media (max-width: 768px) {
    .menu-toggle {
      display: flex;
    }
    .main-nav {
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      background: rgba(10, 18, 42, .98);
      backdrop-filter: blur(16px);
      flex-direction: column;
      padding: 20px;
      gap: 10px;
      transform: translateY(-120%);
      transition: transform .35s ease;
      border-bottom: 1px solid rgba(39, 216, 255, .2);
      box-shadow: 0 20px 40px rgba(0, 0, 0, .5);
      max-height: calc(100vh - 72px);
      overflow-y: auto;
    }
    .main-nav.open {
      transform: translateY(0);
    }
    .nav-main {
      flex-direction: column;
      align-items: stretch;
    }
    .nav-main a {
      padding: 14px 16px;
      font-size: 16px;
      text-align: center;
    }
    .nav-main a.active::after {
      left: 30%;
      right: 30%;
      bottom: 4px;
    }
    .btn-header {
      display: none;
    }
  }

  /* ============ Page Hero ============ */
  .page-hero {
    position: relative;
    background: url('/assets/images/backpic/back-1.png') center 30% / cover no-repeat;
    padding: 120px 0 72px;
    overflow: hidden;
  }

  .page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11, 22, 51, .72) 0%, rgba(11, 22, 51, .88) 100%);
  }

  .page-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
  }

  .page-hero .breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-sub);
    margin-bottom: 20px;
  }

  .page-hero .breadcrumb a {
    color: var(--text-sub);
  }

  .page-hero .breadcrumb a:hover {
    color: var(--primary);
  }

  .page-hero .breadcrumb i {
    font-size: 12px;
    color: var(--text-weak);
  }

  .page-hero h1 {
    font-size: 46px;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 18px;
    letter-spacing: 1px;
  }

  .page-hero h1 span {
    color: var(--primary);
  }

  .page-hero .hero-sub {
    font-size: 18px;
    color: var(--text-sub);
    max-width: 620px;
    margin: 0 auto 28px;
    line-height: 1.7;
  }

  .hero-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
  }

  @media (max-width: 768px) {
    .page-hero {
      padding: 88px 0 56px;
    }
    .page-hero h1 {
      font-size: 30px;
    }
    .page-hero .hero-sub {
      font-size: 16px;
    }
  }

  /* ============ 分类说明 ============ */
  .category-intro {
    padding: var(--spacer-lg) 0 0;
  }

  .intro-box {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-card);
    padding: 36px 40px;
    text-align: center;
    max-width: 940px;
    margin: 0 auto;
    box-shadow: var(--shadow-card);
  }

  .intro-box i {
    font-size: 30px;
    color: var(--primary);
    margin-bottom: 14px;
    display: inline-block;
  }

  .intro-box p {
    font-size: 17px;
    color: var(--text-sub);
    line-height: 1.8;
  }

  @media (max-width: 768px) {
    .category-intro {
      padding: 48px 0 0;
    }
    .intro-box {
      padding: 24px 20px;
    }
    .intro-box p {
      font-size: 15px;
    }
  }

  /* ============ 特色条 ============ */
  .feature-strip {
    padding: var(--spacer-lg) 0 0;
  }

  .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  .feature-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-card);
    padding: 28px 24px;
    text-align: center;
    transition: all .3s ease;
    box-shadow: var(--shadow-card);
  }

  .feature-item:hover {
    transform: translateY(-4px);
    border-color: rgba(39, 216, 255, .3);
    box-shadow: var(--shadow-card), var(--shadow-glow);
  }

  .feature-icon {
    width: 62px;
    height: 62px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: rgba(39, 216, 255, .08);
    border: 1px solid rgba(39, 216, 255, .3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary);
  }

  .feature-item h3 {
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 8px;
  }

  .feature-item p {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
  }

  @media (max-width: 768px) {
    .feature-grid {
      grid-template-columns: 1fr;
      gap: 16px;
    }
  }

  /* ============ 内容卡片区（等距栅格） ============ */
  .content-grid-section {
    padding: var(--spacer-lg) 0 0;
  }

  .section-header {
    text-align: center;
    margin-bottom: 48px;
  }

  .section-header h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: 1px;
  }

  .section-header p {
    font-size: 16px;
    color: var(--text-sub);
    max-width: 620px;
    margin: 0 auto;
  }

  .content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  .card-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all .3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
  }

  .card-item:hover {
    transform: translateY(-6px);
    border-color: rgba(39, 216, 255, .35);
    box-shadow: var(--shadow-card), var(--shadow-glow);
  }

  .card-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-mid);
  }

  .card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
  }

  .card-item:hover .card-thumb img {
    transform: scale(1.05);
  }

  .card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(39, 216, 255, .9);
    color: #081B2E;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    box-shadow: 0 2px 12px rgba(39, 216, 255, .3);
    z-index: 2;
  }

  .card-badge-gold {
    background: rgba(232, 185, 106, .92);
  }

  .card-body {
    padding: 24px 24px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .card-body h3 {
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-main);
    transition: color .2s ease;
  }

  .card-item:hover .card-body h3 {
    color: var(--primary);
  }

  .card-body p {
    color: var(--text-sub);
    font-size: 14px;
    line-height: 1.7;
    flex: 1;
    margin-bottom: 16px;
  }

  .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
  }

  .card-link i {
    transition: transform .2s ease;
    font-size: 12px;
  }

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

  @media (max-width: 768px) {
    .content-grid {
      grid-template-columns: 1fr;
      gap: 18px;
    }
  }

  @media (min-width: 769px) and (max-width: 1024px) {
    .content-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  /* ============ 图文大区 ============ */
  .insight-block {
    padding: var(--spacer-lg) 0 0;
  }

  .insight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }

  .insight-image {
    position: relative;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    aspect-ratio: 4 / 3;
  }

  .insight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .insight-image:hover img {
    transform: scale(1.03);
  }

  .insight-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(11, 22, 51, .4));
  }

  .insight-content h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 16px;
    line-height: 1.4;
  }

  .insight-content p {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
  }

  .insight-list {
    margin-bottom: 28px;
  }

  .insight-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-main);
    font-size: 15px;
  }

  .insight-list li i {
    color: var(--primary);
    font-size: 14px;
    width: 22px;
    height: 22px;
    background: rgba(39, 216, 255, .1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  @media (max-width: 768px) {
    .insight-grid {
      grid-template-columns: 1fr;
      gap: 24px;
    }
    .insight-content h2 {
      font-size: 24px;
    }
  }

  /* ============ FAQ ============ */
  .faq-section {
    padding: var(--spacer-lg) 0 0;
  }

  .faq-layout {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 48px;
  }

  .faq-side h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 14px;
  }

  .faq-side p {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .faq-side .badge {
    margin-bottom: 10px;
  }

  .faq-accordion .accordion-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color .3s ease, box-shadow .3s ease;
  }

  .faq-accordion .accordion-item:hover,
  .faq-accordion .accordion-item.is-active {
    border-color: rgba(39, 216, 255, .3);
    box-shadow: 0 0 18px rgba(39, 216, 255, .08);
  }

  .faq-accordion .accordion-title {
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 16px;
    font-weight: 600;
    padding: 20px 22px;
    display: flex;
    align-items: center;
    gap: 12px;
    line-height: 1.5;
    transition: all .2s ease;
  }

  .faq-accordion .accordion-title:hover,
  .faq-accordion .accordion-title:focus {
    background: rgba(39, 216, 255, .04);
    color: var(--text-main);
  }

  .faq-accordion .accordion-title .acc-icon {
    margin-left: auto;
    font-size: 13px;
    color: var(--primary);
    transition: transform .3s ease;
    flex-shrink: 0;
  }

  .faq-accordion .accordion-item.is-active>.accordion-title .acc-icon {
    transform: rotate(180deg);
  }

  .faq-accordion .accordion-content {
    background: transparent;
    border: none;
    color: var(--text-sub);
    padding: 0 22px 22px;
    font-size: 14px;
    line-height: 1.8;
  }

  .faq-accordion .accordion-title::before,
  .faq-accordion .accordion-title::after {
    display: none !important;
  }

  @media (max-width: 768px) {
    .faq-layout {
      grid-template-columns: 1fr;
      gap: 24px;
    }
  }

  /* ============ CTA ============ */
  .cta-section {
    margin-top: var(--spacer-lg);
    position: relative;
    background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
    padding: 90px 0;
    overflow: hidden;
  }

  .cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11, 22, 51, .9), rgba(14, 26, 58, .92));
  }

  .cta-section::before,
  .cta-section::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 1px;
    z-index: 2;
  }

  .cta-section::before {
    top: 0;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
  }

  .cta-section::after {
    bottom: 0;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
  }

  .cta-inner {
    position: relative;
    z-index: 3;
    text-align: center;
  }

  .cta-inner h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 14px;
  }

  .cta-inner p {
    font-size: 18px;
    color: var(--text-sub);
    margin-bottom: 32px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-btns {
    display: flex;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
  }

  @media (max-width: 768px) {
    .cta-section {
      padding: 64px 0;
      margin-top: 64px;
    }
    .cta-inner h2 {
      font-size: 26px;
    }
    .cta-inner p {
      font-size: 15px;
    }
  }

  /* ============ 页脚 ============ */
  .site-footer {
    background: #081026;
    border-top: 1px solid rgba(232, 185, 106, .25);
    padding: 56px 0 0;
    margin-top: 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
  }

  .footer-brand h4 {
    margin-bottom: 12px;
  }

  .footer-brand p {
    color: var(--text-weak);
    font-size: 14px;
    line-height: 1.7;
    max-width: 260px;
  }

  .site-footer h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-main);
  }

  .footer-links li {
    margin-bottom: 8px;
  }

  .footer-links a {
    color: var(--text-sub);
    font-size: 14px;
    transition: all .2s ease;
  }

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

  .footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-weak);
    font-size: 14px;
    margin-bottom: 10px;
  }

  .footer-contact i {
    color: var(--primary);
    width: 16px;
    text-align: center;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .06);
    padding: 20px 0;
    text-align: center;
    color: var(--text-weak);
    font-size: 13px;
  }

  .footer-bottom p {
    margin: 0;
  }

  @media (max-width: 1024px) {
    .footer-grid {
      grid-template-columns: 1fr 1fr;
    }
  }

  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }
  }

  /* ============ 通用工具 ============ */
  .section-pad {
    padding-top: var(--spacer-lg);
  }

  .text-center {
    text-align: center;
  }

  .mt-16 {
    margin-top: 16px;
  }

  .mt-24 {
    margin-top: 24px;
  }

  .mt-32 {
    margin-top: 32px;
  }

  /* ============ 动画 ============ */
  @keyframes pulseGlow {
    0%,
    100% {
      box-shadow: 0 0 18px rgba(39, 216, 255, .2);
    }
    50% {
      box-shadow: 0 0 32px rgba(39, 216, 255, .4);
    }
  }

  .btn-primary {
    animation: pulseGlow 3s infinite ease-in-out;
  }

  .btn-primary:hover {
    animation: none;
  }

  /* ============ 响应式调整 ============ */
  @media (max-width: 520px) {
    body {
      font-size: 15px;
    }
    .section-header h2 {
      font-size: 26px;
    }
    .cta-btns {
      flex-direction: column;
      align-items: center;
    }
    .cta-btns .btn {
      width: 100%;
      max-width: 280px;
    }
  }