/* roulang page: index */
:root {
  --color-primary: #22D3EE;
  --color-accent: #F5B544;
  --color-bg: #0A1420;
  --color-bg-light: #0D1B2A;
  --color-text: #E2E8F0;
  --color-text-dim: #94A3B8;
  --color-border: rgba(255,255,255,0.1);
  --radius-card: 16px;
  --radius-btn: 10px;
  --font-sans-cn: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans-cn);
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 15px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
a, button { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; display: block; }
input, button, textarea { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
.glass-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.08);
  transition: all 0.3s ease;
}
.glass-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(34,211,238,0.3);
  transform: translateY(-2px);
}
.glow-btn {
  padding: 0.9rem 2.2rem;
  border-radius: 10px;
  background: #22D3EE;
  color: #0F172A;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 0 20px rgba(34,211,238,0.35);
  transition: all 0.3s ease;
}
.glow-btn:hover {
  background: #67E8F9;
  box-shadow: 0 0 36px rgba(34,211,238,0.55);
  transform: translateY(-2px);
}
.glow-btn:active { transform: scale(0.98); }
.glow-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(34,211,238,0.3), 0 0 36px rgba(34,211,238,0.5);
}
.ghost-btn {
  padding: 0.9rem 2.2rem;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.15);
  color: #E2E8F0;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
}
.ghost-btn:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(34,211,238,0.5);
  color: #22D3EE;
}
.ghost-btn:active { transform: scale(0.98); }
.ghost-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(34,211,238,0.15);
}
.badge-accent {
  background: rgba(245,181,68,0.2);
  color: #F5B544;
  border: 1px solid rgba(245,181,68,0.3);
  border-radius: 6px;
  padding: 0.15rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: #22D3EE;
  text-transform: uppercase;
  background: rgba(34,211,238,0.1);
  border: 1px solid rgba(34,211,238,0.2);
  padding: 0.3rem 1rem;
  border-radius: 999px;
}
.news-card {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 1.4rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  transition: all 0.3s ease;
}
.news-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(34,211,238,0.25);
  transform: translateX(4px);
}
.news-card:hover .news-more { color: #22D3EE; }
.news-card .news-more { transition: color 0.3s ease; min-width: 4em; text-align: right; }
.empty-state {
  border: 2px dashed rgba(255,255,255,0.15);
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: #64748B;
}
.faq-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 1.2rem 1.5rem;
  transition: all 0.3s ease;
}
.faq-item.open {
  border-color: rgba(34,211,238,0.3);
  background: rgba(34,211,238,0.05);
}
.faq-item .faq-icon { transition: transform 0.3s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding-top: 0.75rem;
}
.dock-nav {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  width: calc(100% - 2rem);
  max-width: 72rem;
  background: rgba(15,23,42,0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 999px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.dock-link {
  padding: 0.45rem 1rem;
  border-radius: 999px;
  color: #CBD5E1;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.2s ease;
}
.dock-link:hover {
  background: rgba(255,255,255,0.1);
  color: #22D3EE;
}
.dock-link.active {
  color: #67E8F9;
  background: rgba(34,211,238,0.15);
}
.hero-wrap {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  isolation: isolate;
}
.hero-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,20,32,0.82) 0%, rgba(10,20,32,0.6) 40%, rgba(10,20,32,0.9) 100%);
  z-index: -1;
}
.hero-glow {
  background: radial-gradient(ellipse at top, rgba(34,211,238,0.12), transparent 60%);
  position: absolute;
  inset: 0;
  z-index: -1;
}
.stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: #22D3EE;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background: rgba(10,20,32,0.95);
  backdrop-filter: blur(32px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-top: 5rem;
  padding-bottom: 2rem;
  display: none;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 0.9rem 2rem;
  color: #CBD5E1;
  font-size: 1.05rem;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: color 0.2s;
}
.mobile-menu a:hover { color: #22D3EE; background: rgba(34,211,238,0.05); }
.floating-cta {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 60;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  background: #22D3EE;
  color: #0F172A;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 0 24px rgba(34,211,238,0.4);
  transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
}
.floating-cta:hover {
  box-shadow: 0 0 40px rgba(34,211,238,0.6);
  transform: translateY(-2px);
}
@media (max-width: 768px) {
  .floating-cta {
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    left: 1rem;
    text-align: center;
    border-radius: 14px;
    padding: 0.9rem 1rem;
  }
}
.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 2.2rem;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0.4rem;
  width: 1px;
  height: calc(100% - 1.2rem);
  background: linear-gradient(180deg, #22D3EE 0%, rgba(34,211,238,0.2) 100%);
}
.timeline-item:last-child::before { display: none; }
.timeline-dot {
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 1rem;
  height: 1rem;
  border-radius: 999px;
  background: #0A1420;
  border: 2px solid #22D3EE;
  box-shadow: 0 0 12px rgba(34,211,238,0.5);
}
.brand-logo-ring {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.brand-logo-ring:hover {
  border-color: rgba(34,211,238,0.4);
  box-shadow: 0 0 20px rgba(34,211,238,0.15);
}
.footer-link {
  color: #94A3B8;
  font-size: 0.85rem;
  transition: all 0.2s;
  display: block;
  padding: 0.2rem 0;
}
.footer-link:hover { color: #22D3EE; }
.nav-dock-btn {
  padding: 0.45rem 1.2rem;
  border-radius: 999px;
  background: #22D3EE;
  color: #0F172A;
  font-weight: 600;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 0 16px rgba(34,211,238,0.3);
}
.nav-dock-btn:hover {
  background: #67E8F9;
  box-shadow: 0 0 28px rgba(34,211,238,0.5);
}
.nav-dock-btn:active { transform: scale(0.97); }
.nav-dock-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(34,211,238,0.3);
}
@media screen and (max-width: 1024px) {
  .dock-nav .desktop-links, .dock-nav .nav-dock-btn { display: none; }
  .menu-toggle { display: flex !important; }
}
@media screen and (min-width: 1025px) {
  .menu-toggle { display: none !important; }
}
.pricing-feature {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0;
  font-size: 0.88rem;
  color: #CBD5E1;
}
.pricing-feature svg { flex-shrink: 0; }

@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}

/* roulang page: category1 */
:root {
            --color-primary: #22D3EE;
            --color-primary-dark: #0EA5E9;
            --color-accent: #F5B544;
            --color-bg-deep: #0A1420;
            --color-bg-base: #0D1B2A;
            --color-card: rgba(255, 255, 255, 0.05);
            --color-card-border: rgba(255, 255, 255, 0.1);
            --color-text: #E2E8F0;
            --color-text-weak: #94A3B8;
            --color-text-mute: #64748B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 12px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-glow: 0 0 20px rgba(34, 211, 238, 0.35);
            --font-sans-cn: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans-cn);
            background: linear-gradient(160deg, var(--color-bg-deep), var(--color-bg-base) 60%, #0B1622);
            background-attachment: fixed;
            color: var(--color-text);
            font-size: 15px;
            line-height: 1.75;
            min-height: 100vh;
            overflow-x: hidden;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            background: radial-gradient(ellipse at top, rgba(34, 211, 238, 0.08), transparent 55%);
            pointer-events: none;
            z-index: 0;
        }

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
            position: relative;
            z-index: 1;
        }

        /* ===== 浮动 Dock 导航 ===== */
        .dock-nav {
            position: fixed;
            top: 1rem;
            left: 50%;
            transform: translateX(-50%);
            z-index: 50;
            width: calc(100% - 2rem);
            max-width: 1024px;
            background: rgba(15, 23, 42, 0.75);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            transition: box-shadow .3s ease;
        }

        .dock-nav:hover {
            box-shadow: 0 8px 36px rgba(0, 0, 0, 0.5);
        }

        .desktop-links {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .dock-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 0.875rem;
            font-weight: 500;
            color: #CBD5E1;
            white-space: nowrap;
            transition: all .25s ease;
            position: relative;
            border: 1px solid transparent;
        }

        .dock-link:hover {
            color: #22D3EE;
            background: rgba(255, 255, 255, 0.1);
        }

        .dock-link.active {
            color: #22D3EE;
            background: rgba(34, 211, 238, 0.12);
            border-color: rgba(34, 211, 238, 0.2);
            box-shadow: 0 0 12px rgba(34, 211, 238, 0.1);
        }

        .nav-dock-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 22px;
            border-radius: 999px;
            background: #22D3EE;
            color: #0F172A;
            font-weight: 600;
            font-size: 0.875rem;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            transition: all .3s ease;
            box-shadow: 0 0 16px rgba(34, 211, 238, 0.3);
        }

        .nav-dock-btn:hover {
            background: #67E8F9;
            box-shadow: 0 0 28px rgba(34, 211, 238, 0.55);
            transform: translateY(-1px);
        }

        .nav-dock-btn:active {
            transform: scale(0.98);
        }

        .nav-dock-btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.3);
        }

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background .25s;
        }

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

        .mobile-menu {
            display: none;
            position: fixed;
            top: 4.5rem;
            left: 1rem;
            right: 1rem;
            z-index: 49;
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 24px;
            padding: 1.5rem;
            box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
            flex-direction: column;
            gap: 0.5rem;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 20px;
            border-radius: 14px;
            color: #CBD5E1;
            font-size: 1rem;
            font-weight: 500;
            transition: all .2s;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(34, 211, 238, 0.1);
            color: #22D3EE;
        }

        .mobile-menu .mobile-cta {
            margin-top: 0.5rem;
            text-align: center;
            background: #22D3EE;
            color: #0F172A;
            font-weight: 700;
            border-radius: 999px;
            padding: 12px 20px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding-top: 8rem;
            padding-bottom: 4rem;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(2, 6, 23, 0.82), rgba(6, 15, 27, 0.68), #0D1B2A);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 5px 16px;
            border-radius: 999px;
            background: rgba(34, 211, 238, 0.12);
            border: 1px solid rgba(34, 211, 238, 0.3);
            color: #22D3EE;
            font-size: 0.8rem;
            font-weight: 500;
            margin-bottom: 1.5rem;
            letter-spacing: 0.02em;
        }

        .hero h1 {
            font-size: 2.5rem;
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #F8FAFC;
            margin-bottom: 1.25rem;
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }

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

        .hero-subtitle {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #94A3B8;
            max-width: 640px;
            margin-bottom: 2rem;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            background: #22D3EE;
            color: #0F172A;
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            cursor: pointer;
            transition: all .3s ease;
            box-shadow: var(--shadow-glow);
        }

        .btn-primary:hover {
            background: #67E8F9;
            box-shadow: 0 0 36px rgba(34, 211, 238, 0.55);
            transform: translateY(-2px);
        }

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

        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.3);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #E2E8F0;
            font-weight: 500;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all .3s ease;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(34, 211, 238, 0.5);
            color: #22D3EE;
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-secondary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.2);
        }

        .scroll-hint {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: #64748B;
            font-size: 0.75rem;
            animation: floatDown 2s infinite ease-in-out;
        }

        @keyframes floatDown {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
                opacity: 0.7;
            }
            50% {
                transform: translateX(-50%) translateY(8px);
                opacity: 1;
            }
        }

        /* ===== 通用 section ===== */
        .section {
            padding: 5rem 0;
            position: relative;
        }

        .section-header {
            margin-bottom: 3rem;
            text-align: center;
        }

        .section-header .section-tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            background: rgba(34, 211, 238, 0.1);
            border: 1px solid rgba(34, 211, 238, 0.2);
            color: #22D3EE;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 1rem;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #F8FAFC;
            line-height: 1.35;
            letter-spacing: -0.01em;
        }

        .section-header p {
            color: #94A3B8;
            max-width: 640px;
            margin: 0.75rem auto 0;
            font-size: 0.95rem;
        }

        /* ===== 两栏布局 ===== */
        .two-col-section {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }

        @media (min-width: 1024px) {
            .two-col-section {
                grid-template-columns: 320px 1fr;
                gap: 3rem;
            }
        }

        .sticky-sidebar {
            position: relative;
            align-self: start;
        }

        @media (min-width: 1024px) {
            .sticky-sidebar {
                position: sticky;
                top: 6.5rem;
            }
        }

        .sidebar-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            padding: 1.5rem;
            backdrop-filter: blur(12px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
            margin-bottom: 1.25rem;
        }

        .sidebar-card h3 {
            font-size: 0.85rem;
            font-weight: 700;
            color: #F1F5F9;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .sidebar-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-list li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 14px;
            border-radius: 12px;
            font-size: 0.9rem;
            color: #94A3B8;
            transition: all .25s;
            border: 1px solid transparent;
        }

        .sidebar-list li a:hover {
            background: rgba(255, 255, 255, 0.06);
            color: #22D3EE;
            border-color: rgba(34, 211, 238, 0.15);
        }

        .sidebar-list li a .dot {
            width: 6px;
            height: 6px;
            border-radius: 999px;
            background: #334155;
            flex-shrink: 0;
            transition: background .25s;
        }

        .sidebar-list li a:hover .dot {
            background: #22D3EE;
        }

        .sidebar-note {
            margin-top: 1rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.8rem;
            color: #64748B;
            line-height: 1.7;
        }

        .content-cards {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        /* ===== 内容卡片 ===== */
        .guide-card {
            display: grid;
            grid-template-columns: 1fr;
            gap: 0;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            overflow: hidden;
            backdrop-filter: blur(14px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
            transition: all .35s ease;
            position: relative;
        }

        .guide-card:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(34, 211, 238, 0.25);
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
        }

        @media (min-width: 640px) {
            .guide-card {
                grid-template-columns: 240px 1fr;
            }

            .guide-card.reversed .card-media {
                order: 2;
            }
        }

        .card-media {
            position: relative;
            min-height: 180px;
            overflow: hidden;
            background: #0F1B2D;
        }

        .card-media img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .guide-card:hover .card-media img {
            transform: scale(1.04);
        }

        .card-body {
            padding: 1.75rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .card-tag {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            padding: 3px 12px;
            border-radius: 6px;
            background: rgba(34, 211, 238, 0.14);
            border: 1px solid rgba(34, 211, 238, 0.2);
            color: #22D3EE;
            font-size: 0.75rem;
            font-weight: 600;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
        }

        .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: #F8FAFC;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .card-body p {
            font-size: 0.9rem;
            color: #94A3B8;
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #22D3EE;
            font-size: 0.875rem;
            font-weight: 600;
            transition: gap .25s ease;
        }

        .card-link:hover {
            gap: 12px;
            color: #67E8F9;
        }

        /* ===== 数据统计带 ===== */
        .stats-section {
            padding: 4rem 0;
            background: linear-gradient(180deg, transparent, rgba(34, 211, 238, 0.04), transparent);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        @media (min-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        .stat-item {
            text-align: center;
            padding: 1.5rem 1rem;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            backdrop-filter: blur(10px);
            transition: all .3s;
        }

        .stat-item:hover {
            border-color: rgba(34, 211, 238, 0.2);
            background: rgba(255, 255, 255, 0.05);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: #22D3EE;
            line-height: 1.1;
            font-feature-settings: "tnum";
            text-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
        }

        .stat-label {
            font-size: 0.85rem;
            color: #64748B;
            margin-top: 0.5rem;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 5rem 0;
        }

        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 1.25rem 1.5rem;
            margin-bottom: 0.75rem;
            transition: all .35s ease;
            overflow: hidden;
        }

        .faq-item.open {
            border-color: rgba(34, 211, 238, 0.35);
            background: rgba(34, 211, 238, 0.04);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: #F1F5F9;
            user-select: none;
            padding: 0.25rem 0;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .faq-icon svg {
            transition: transform .3s ease;
        }

        .faq-item.open .faq-icon svg {
            transform: rotate(45deg);
        }

        .faq-answer {
            font-size: 0.9rem;
            color: #94A3B8;
            line-height: 1.8;
            padding-top: 0;
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding-top .35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 0.75rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 4rem 0 5rem;
        }

        .cta-card {
            background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(14, 165, 233, 0.03));
            border: 1px solid rgba(34, 211, 238, 0.2);
            border-radius: 24px;
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(16px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }

        .cta-card::before {
            content: "";
            position: absolute;
            top: -40%;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 80%;
            background: radial-gradient(ellipse, rgba(34, 211, 238, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: #F8FAFC;
            margin-bottom: 0.75rem;
            position: relative;
        }

        .cta-card p {
            color: #94A3B8;
            max-width: 520px;
            margin: 0 auto 1.75rem;
            font-size: 0.95rem;
            position: relative;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 40px;
            border-radius: 999px;
            background: #22D3EE;
            color: #0F172A;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all .3s ease;
            box-shadow: 0 0 24px rgba(34, 211, 238, 0.35);
            position: relative;
        }

        .cta-btn:hover {
            background: #67E8F9;
            box-shadow: 0 0 44px rgba(34, 211, 238, 0.6);
            transform: translateY(-2px);
        }

        .cta-btn:active {
            transform: scale(0.98);
        }

        .cta-btn:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.3);
        }

        .cta-note {
            display: block;
            margin-top: 1rem;
            font-size: 0.8rem;
            color: #64748B;
        }

        /* ===== Footer ===== */
        .footer {
            background: rgba(0, 0, 0, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            z-index: 1;
        }

        .footer-link {
            display: block;
            font-size: 0.85rem;
            color: var(--color-text-weak);
            padding: 0.3rem 0;
            transition: color .25s;
        }

        .footer-link:hover {
            color: #22D3EE;
        }

        /* ===== 浮动CTA ===== */
        .float-cta {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            z-index: 40;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 999px;
            background: #22D3EE;
            color: #0F172A;
            font-weight: 700;
            font-size: 0.875rem;
            box-shadow: 0 0 24px rgba(34, 211, 238, 0.4);
            transition: all .3s ease;
            border: none;
            cursor: pointer;
            opacity: 0;
            pointer-events: none;
            transform: translateY(20px);
        }

        .float-cta.visible {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .float-cta:hover {
            background: #67E8F9;
            box-shadow: 0 0 40px rgba(34, 211, 238, 0.6);
            transform: translateY(-2px);
        }

        .float-cta:active {
            transform: scale(0.98);
        }

        .float-cta:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.3);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .desktop-links {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .mobile-menu.active {
                display: flex;
            }
        }

        @media (max-width: 767px) {
            .hero {
                min-height: 80vh;
                padding-top: 7rem;
                padding-bottom: 3rem;
            }

            .hero h1 {
                font-size: 1.9rem;
                line-height: 1.25;
            }

            .hero-subtitle {
                font-size: 1rem;
            }

            .section {
                padding: 3.5rem 0;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

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

            .card-media {
                min-height: 150px;
            }

            .float-cta {
                bottom: 1rem;
                right: 1rem;
                left: 1rem;
                justify-content: center;
                padding: 14px 20px;
                width: auto;
                border-radius: 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                justify-content: center;
                width: 100%;
            }

            .stats-grid {
                gap: 0.75rem;
            }

            .stat-item {
                padding: 1rem 0.5rem;
            }

            .stat-number {
                font-size: 1.5rem;
            }

            .stat-label {
                font-size: 0.75rem;
            }

            .cta-card {
                padding: 2rem 1rem;
            }
        }

/* roulang page: article */
:root {
    --color-primary: #22D3EE;
    --color-primary-dark: #0EA5E9;
    --color-accent: #F5B544;
    --color-bg: #0A1420;
    --color-bg-2: #0D1B2A;
    --color-text: #F1F5F9;
    --color-text-soft: #CBD5E1;
    --color-text-weak: #94A3B8;
    --color-text-muted: #64748B;
    --color-border: rgba(255,255,255,0.1);
    --radius-card: 16px;
    --radius-btn: 10px;
    --radius-full: 999px;
    --shadow-card: 0 8px 24px rgba(0,0,0,0.35);
    --shadow-glow: 0 0 20px rgba(34,211,238,0.35);
    --shadow-glow-lg: 0 0 36px rgba(34,211,238,0.55);
    --font-cn: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text);
    background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-2) 55%, var(--color-bg) 100%);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    position: relative;
}
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 55vh;
    background: radial-gradient(ellipse at top, rgba(34,211,238,0.07), transparent 60%);
    pointer-events: none;
    z-index: 0;
}
img {
    max-width: 100%;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
}
button {
    font-family: inherit;
    cursor: pointer;
}
input, textarea {
    font-family: inherit;
}
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}
.container-narrow {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

/* ===== Dock 导航 ===== */
.dock-nav {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    width: calc(100% - 2rem);
    max-width: 72rem;
    border-radius: var(--radius-full);
    background: rgba(15, 23, 42, 0.72);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.dock-link {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.9rem;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(226, 232, 240, 0.75);
    transition: all 0.3s;
    white-space: nowrap;
    border: 1px solid transparent;
}
.dock-link:hover {
    color: #67E8F9;
    background: rgba(255, 255, 255, 0.08);
}
.dock-link.active {
    color: var(--color-primary);
    background: rgba(34, 211, 238, 0.12);
    border-color: rgba(34, 211, 238, 0.25);
}
.nav-dock-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 1.2rem;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: #0F172A;
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
    transition: all 0.3s;
    white-space: nowrap;
    box-shadow: var(--shadow-glow);
}
.nav-dock-btn:hover {
    background: #67E8F9;
    box-shadow: var(--shadow-glow-lg);
    transform: translateY(-1px);
}
.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}
.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.14);
}
.nav-dock-btn:focus-visible,
.dock-link:focus-visible,
.menu-toggle:focus-visible,
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.floating-cta:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ===== 移动菜单 ===== */
.mobile-menu {
    position: fixed;
    top: 5rem;
    left: 1rem;
    right: 1rem;
    z-index: 49;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    padding: 1.25rem;
    display: none;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}
.mobile-menu.open {
    display: block;
}
.mobile-links {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.mobile-link {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 14px;
    color: #E2E8F0;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s;
}
.mobile-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #67E8F9;
}
.mobile-link.active {
    color: var(--color-primary);
    background: rgba(34, 211, 238, 0.12);
}
.mobile-cta {
    display: block;
    text-align: center;
    margin-top: 0.6rem;
    padding: 0.8rem 1rem;
    border-radius: 14px;
    background: var(--color-primary);
    color: #0F172A;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.3s;
}
.mobile-cta:hover {
    background: #67E8F9;
    box-shadow: var(--shadow-glow);
}

/* ===== 面包屑 ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
}
.breadcrumb a {
    color: var(--color-text-muted);
    transition: color 0.3s;
}
.breadcrumb a:hover {
    color: var(--color-primary);
}
.breadcrumb-sep {
    color: #475569;
}
.breadcrumb .current {
    color: var(--color-text-soft);
    max-width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== 文章 Hero ===== */
.article-hero {
    position: relative;
    padding: 9rem 0 2.5rem;
    background: linear-gradient(to bottom, rgba(10, 20, 32, 0.78), rgba(10, 20, 32, 0.55)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.article-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 20, 32, 0.15) 0%, rgba(10, 20, 32, 0.72) 100%);
    pointer-events: none;
}
.article-hero .container {
    position: relative;
    z-index: 1;
}
.article-heading h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    line-height: 1.3;
    color: #F8FAFC;
    letter-spacing: -0.02em;
    margin-bottom: 1.1rem;
    max-width: 860px;
    text-wrap: balance;
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.9rem;
    font-size: 0.82rem;
    color: var(--color-text-weak);
}
.cat-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.7rem;
    border-radius: 8px;
    background: rgba(34, 211, 238, 0.15);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}
.meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.meta-item svg {
    width: 14px;
    height: 14px;
    color: #64748B;
}

/* ===== 正文区 ===== */
.article-wrap {
    padding: 3rem 0 4rem;
}
.cms-content {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 2.5rem 2.75rem;
    box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.cms-content h2 {
    font-size: 1.65rem;
    font-weight: 700;
    color: #F1F5F9;
    margin: 2.2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    line-height: 1.4;
}
.cms-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #E2E8F0;
    margin: 1.8rem 0 0.8rem;
    line-height: 1.4;
}
.cms-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #E2E8F0;
    margin: 1.4rem 0 0.6rem;
}
.cms-content p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-soft);
    margin-bottom: 1.25rem;
}
.cms-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s;
}
.cms-content a:hover {
    color: #67E8F9;
}
.cms-content ul {
    list-style: none;
    margin: 1rem 0 1.4rem;
    padding: 0;
}
.cms-content ul li {
    position: relative;
    padding-left: 1.6rem;
    margin-bottom: 0.65rem;
    color: var(--color-text-soft);
    line-height: 1.7;
}
.cms-content ul li::before {
    content: '';
    position: absolute;
    left: 0.1rem;
    top: 0.72em;
    width: 6px;
    height: 6px;
    border-radius: 2px;
    background: var(--color-primary);
    box-shadow: 0 0 8px rgba(34, 211, 238, 0.6);
}
.cms-content ol {
    counter-reset: cms-ol;
    list-style: none;
    margin: 1rem 0 1.4rem;
    padding: 0;
}
.cms-content ol li {
    counter-increment: cms-ol;
    position: relative;
    padding-left: 2.4rem;
    margin-bottom: 0.7rem;
    color: var(--color-text-soft);
    line-height: 1.7;
}
.cms-content ol li::before {
    content: counter(cms-ol, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: 0.15em;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: rgba(34, 211, 238, 0.12);
    color: var(--color-primary);
    font-size: 0.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: ui-monospace, 'SF Mono', monospace;
}
.cms-content blockquote {
    border-left: 3px solid var(--color-primary);
    background: rgba(34, 211, 238, 0.06);
    padding: 0.9rem 1.25rem;
    border-radius: 0 8px 8px 0;
    margin: 1.5rem 0;
    color: var(--color-text-weak);
    font-size: 0.95rem;
    line-height: 1.7;
}
.cms-content img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-card);
    margin: 1.5rem 0;
    box-shadow: var(--shadow-card);
}
.cms-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    overflow: hidden;
    font-size: 0.9rem;
}
.cms-content table th {
    background: rgba(34, 211, 238, 0.1);
    color: #F1F5F9;
    padding: 0.8rem 1rem;
    text-align: left;
    font-weight: 600;
}
.cms-content table td {
    padding: 0.75rem 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--color-text-soft);
}
.cms-content code {
    background: rgba(34, 211, 238, 0.1);
    color: #67E8F9;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85em;
    font-family: ui-monospace, 'SF Mono', monospace;
}
.cms-content pre {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    padding: 1.2rem 1.4rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}
.cms-content pre code {
    background: transparent;
    color: #E2E8F0;
    padding: 0;
    font-size: 0.85rem;
}

/* ===== 空状态 ===== */
.cms-empty {
    text-align: center;
    padding: 4rem 1rem;
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.02);
}
.cms-empty-icon {
    display: inline-flex;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(34, 211, 238, 0.1);
    color: var(--color-primary);
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.cms-empty-text {
    color: var(--color-text-weak);
    font-size: 1rem;
    margin-bottom: 1.4rem;
}
.cms-empty-btn {
    display: inline-flex;
    padding: 0.6rem 1.6rem;
    border-radius: 10px;
    background: var(--color-primary);
    color: #0F172A;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s;
}
.cms-empty-btn:hover {
    background: #67E8F9;
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

/* ===== 上一篇 / 下一篇 ===== */
.post-pagination {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}
.pag-card {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 1.2rem 1.4rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-card);
    transition: all 0.3s;
}
.pag-card:hover {
    border-color: rgba(34, 211, 238, 0.4);
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}
.pag-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}
.pag-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text-soft);
    line-height: 1.45;
}
.pag-card:hover .pag-title {
    color: var(--color-primary);
}

/* ===== CTA ===== */
.cta-section {
    padding: 1rem 0 4.5rem;
}
.cta-card {
    position: relative;
    text-align: center;
    padding: 3rem 2rem;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.12), rgba(14, 165, 233, 0.06));
    border: 1px solid rgba(34, 211, 238, 0.25);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
}
.cta-card::before {
    content: '';
    position: absolute;
    top: -40%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: radial-gradient(ellipse at center, rgba(34, 211, 238, 0.12), transparent 60%);
    pointer-events: none;
}
.cta-card h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: #F8FAFC;
    margin-bottom: 0.75rem;
}
.cta-card p {
    color: var(--color-text-weak);
    font-size: 0.95rem;
    max-width: 480px;
    margin: 0 auto 1.6rem;
}
.cta-actions {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

/* ===== 按钮 ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.8rem;
    border-radius: var(--radius-btn);
    background: var(--color-primary);
    color: #0F172A;
    font-weight: 700;
    font-size: 0.9rem;
    border: none;
    transition: all 0.3s;
    box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
    background: #67E8F9;
    box-shadow: var(--shadow-glow-lg);
    transform: translateY(-2px);
}
.btn-primary:active {
    transform: scale(0.98);
}
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.8rem;
    border-radius: var(--radius-btn);
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-soft);
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: all 0.3s;
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(34, 211, 238, 0.5);
    color: var(--color-primary);
}
.btn-secondary:active {
    transform: scale(0.98);
}

/* ===== Footer ===== */
.footer-link {
    display: block;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    padding: 0.28rem 0;
    transition: color 0.3s;
}
.footer-link:hover {
    color: var(--color-primary);
}

/* ===== 浮动 CTA ===== */
.floating-cta {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 45;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #22D3EE, #0EA5E9);
    color: #0F172A;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: 0 0 24px rgba(34, 211, 238, 0.4);
    transition: all 0.3s;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}
.floating-cta.show {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.floating-cta:hover {
    box-shadow: 0 0 40px rgba(34, 211, 238, 0.6);
    transform: translateY(-2px);
}
.floating-cta:active {
    transform: scale(0.97);
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .dock-nav {
        max-width: calc(100% - 2rem);
    }
    .desktop-links {
        display: none !important;
    }
    .menu-toggle {
        display: flex;
    }
    .nav-dock-btn {
        display: none;
    }
    .article-hero {
        padding: 7rem 0 2rem;
    }
    .article-heading h1 {
        font-size: 1.55rem;
    }
    .article-wrap {
        padding: 2rem 0 3rem;
    }
    .cms-content {
        padding: 1.5rem 1.25rem;
        border-radius: 18px;
    }
    .cms-content h2 {
        font-size: 1.3rem;
    }
    .cms-content h3 {
        font-size: 1.1rem;
    }
    .cms-content p {
        font-size: 0.95rem;
    }
    .post-pagination {
        grid-template-columns: 1fr;
    }
    .cta-card {
        padding: 2rem 1.25rem;
        border-radius: 18px;
    }
    .breadcrumb {
        font-size: 0.72rem;
    }
    .floating-cta {
        left: 1rem;
        right: 1rem;
        bottom: calc(0.75rem + env(safe-area-inset-bottom));
        justify-content: center;
        border-radius: 14px;
    }
}

@media (max-width: 520px) {
    .container,
    .container-narrow {
        padding: 0 1rem;
    }
    .breadcrumb .current {
        max-width: 140px;
    }
    .article-meta {
        gap: 0.6rem;
        font-size: 0.75rem;
    }
    .cta-actions {
        flex-direction: column;
    }
    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
    .dock-nav {
        top: 0.5rem;
        border-radius: 18px;
    }
}

/* roulang page: category2 */
:root{
--color-primary:#22D3EE;
--color-primary-dark:#0EA5E9;
--color-accent:#F5B544;
--color-bg:#0A1420;
--color-bg2:#0D1B2A;
--color-text:#F1F5F9;
--color-text2:#94A3B8;
--color-text3:#64748B;
--color-border:rgba(255,255,255,0.1);
--radius-card:16px;
--radius-btn:10px;
--radius-input:12px;
--font-cn:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
--shadow-card:0 8px 24px rgba(0,0,0,0.35);
--shadow-glow:0 0 20px rgba(34,211,238,0.35)
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-cn);background:var(--color-bg);color:var(--color-text);line-height:1.75;font-size:15px;-webkit-font-smoothing:antialiased;background-image:radial-gradient(ellipse at top,rgba(34,211,238,0.08),transparent 50%);background-attachment:fixed}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;cursor:pointer}
input{font-family:inherit}
h1,h2,h3,h4{line-height:1.3;letter-spacing:-0.01em}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}
.bg-glow{position:fixed;top:-20%;left:50%;transform:translateX(-50%);width:1400px;height:600px;background:radial-gradient(ellipse,rgba(34,211,238,0.1),transparent 70%);pointer-events:none;z-index:0}
/* ===== Dock Nav ===== */
.dock-nav{position:fixed;top:1rem;left:50%;transform:translateX(-50%);z-index:100;width:calc(100% - 2rem);max-width:64rem;border-radius:999px;background:rgba(15,23,42,0.72);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,0.1);box-shadow:0 8px 32px rgba(0,0,0,0.45);transition:box-shadow .3s ease}
.dock-nav:hover{box-shadow:0 8px 40px rgba(0,0,0,0.6),0 0 20px rgba(34,211,238,0.08)}
.dock-nav a{outline:none}
.dock-link{display:inline-flex;align-items:center;padding:0.45rem 0.9rem;border-radius:999px;font-size:0.85rem;font-weight:500;color:#CBD5E1;transition:all .25s ease;white-space:nowrap}
.dock-link:hover{color:var(--color-primary);background:rgba(255,255,255,0.1)}
.dock-link.active{color:#67E8F9;background:rgba(34,211,238,0.12);text-shadow:0 0 12px rgba(34,211,238,0.3)}
.nav-dock-btn{display:inline-flex;align-items:center;padding:0.5rem 1.2rem;border-radius:999px;background:var(--color-primary);color:#0F172A;font-weight:600;font-size:0.85rem;transition:all .25s ease;box-shadow:0 0 16px rgba(34,211,238,0.3)}
.nav-dock-btn:hover{background:#67E8F9;box-shadow:0 0 28px rgba(34,211,238,0.55);transform:translateY(-1px)}
.nav-dock-btn:active{transform:scale(0.97)}
.nav-dock-btn:focus-visible{outline:3px solid rgba(34,211,238,0.4);outline-offset:2px}
.menu-toggle{transition:background .2s ease}
.menu-toggle:hover{background:rgba(255,255,255,0.2)}
.mobile-panel{position:fixed;top:5.5rem;left:1rem;right:1rem;background:rgba(15,23,42,0.94);backdrop-filter:blur(28px);border:1px solid rgba(255,255,255,0.12);border-radius:20px;padding:1.25rem;z-index:99;box-shadow:0 20px 60px rgba(0,0,0,0.6);animation:slideDown .3s ease}
@keyframes slideDown{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}
.mobile-panel a{display:block;padding:0.8rem 1rem;border-radius:12px;color:#E2E8F0;font-weight:500;font-size:0.95rem;transition:all .2s}
.mobile-panel a:hover{background:rgba(255,255,255,0.08);color:var(--color-primary)}
.mobile-panel a.active{color:#67E8F9;background:rgba(34,211,238,0.1)}
/* ===== Banner ===== */
.page-banner{position:relative;padding:9rem 0 3.5rem;overflow:hidden;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat}
.page-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(2,6,23,0.85),rgba(2,6,23,0.6),rgba(10,20,32,0.35));z-index:1}
.page-banner::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(34,211,238,0.12),transparent 55%);z-index:1}
.page-banner .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:0.4rem;font-size:0.8rem;color:#94A3B8;margin-bottom:1.2rem;flex-wrap:wrap}
.breadcrumb a{color:#94A3B8;transition:color .2s}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb .sep{color:#475569;margin:0 0.15rem}
.breadcrumb .current{color:#E2E8F0;font-weight:500}
/* ===== Glass Card ===== */
.glass-card{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-card);backdrop-filter:blur(20px);box-shadow:var(--shadow-card);transition:all .3s ease;position:relative;overflow:hidden}
.glass-card::after{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.12),transparent)}
.glass-card:hover{background:rgba(255,255,255,0.08);border-color:rgba(34,211,238,0.3);transform:translateY(-3px);box-shadow:0 12px 36px rgba(0,0,0,0.5),0 0 24px rgba(34,211,238,0.08)}
.icon-box{width:46px;height:46px;border-radius:12px;background:rgba(34,211,238,0.1);color:#67E8F9;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:inset 0 0 0 1px rgba(34,211,238,0.12)}
/* ===== Steps ===== */
.step-item{display:flex;gap:1.1rem;padding:1.1rem 0;border-bottom:1px solid rgba(255,255,255,0.05)}
.step-item:last-child{border-bottom:none}
.step-num{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#22D3EE,#0EA5E9);color:#0F172A;font-weight:700;font-size:0.85rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 0 12px rgba(34,211,238,0.3)}
/* ===== Tags ===== */
.soft-tag{display:inline-flex;align-items:center;padding:0.2rem 0.65rem;border-radius:6px;font-size:0.75rem;font-weight:500;background:rgba(34,211,238,0.12);color:#67E8F9;border:1px solid rgba(34,211,238,0.15)}
.accent-tag{display:inline-flex;align-items:center;padding:0.2rem 0.65rem;border-radius:6px;font-size:0.75rem;font-weight:600;background:rgba(245,181,68,0.15);color:#F5B544;border:1px solid rgba(245,181,68,0.25)}
/* ===== Stats ===== */
.stat-number{font-size:2.5rem;font-weight:800;color:var(--color-primary);font-variant-numeric:tabular-nums;line-height:1.2;text-shadow:0 0 24px rgba(34,211,238,0.25)}
.stat-label{font-size:0.82rem;color:#94A3B8;margin-top:0.3rem}
/* ===== FAQ ===== */
.faq-item{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);border-radius:14px;padding:1.1rem 1.25rem;transition:border-color .3s ease,background .3s ease;margin-bottom:0.9rem}
.faq-item.open{border-color:rgba(34,211,238,0.35);background:rgba(34,211,238,0.04)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:1rem;font-size:0.95rem;font-weight:600;color:#E2E8F0;cursor:pointer}
.faq-icon{font-size:1.25rem;color:var(--color-primary);transition:transform .3s;line-height:1;flex-shrink:0}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;font-size:0.86rem;color:#94A3B8;line-height:1.7}
.faq-item.open .faq-a{max-height:300px;padding-top:0.7rem}
/* ===== CTA ===== */
.cta-card{position:relative;border-radius:24px;overflow:hidden;background:linear-gradient(135deg,rgba(34,211,238,0.1),rgba(14,165,233,0.04)),rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.12);backdrop-filter:blur(24px);padding:3.5rem 2.5rem;text-align:center;box-shadow:var(--shadow-card)}
.cta-card::before{content:"";position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:500px;height:300px;background:radial-gradient(ellipse,rgba(34,211,238,0.2),transparent 70%);pointer-events:none}
.btn-primary{display:inline-flex;align-items:center;gap:0.5rem;padding:0.85rem 2rem;border-radius:12px;background:var(--color-primary);color:#0F172A;font-weight:700;font-size:0.95rem;transition:all .25s ease;box-shadow:0 0 20px rgba(34,211,238,0.35)}
.btn-primary:hover{background:#67E8F9;box-shadow:0 0 36px rgba(34,211,238,0.55);transform:translateY(-2px)}
.btn-primary:active{transform:scale(0.98)}
.btn-primary:focus-visible{outline:3px solid rgba(34,211,238,0.4);outline-offset:2px}
.btn-ghost{display:inline-flex;align-items:center;gap:0.5rem;padding:0.85rem 2rem;border-radius:12px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.15);color:#E2E8F0;font-weight:600;font-size:0.95rem;transition:all .25s ease}
.btn-ghost:hover{background:rgba(255,255,255,0.1);border-color:rgba(34,211,238,0.4);color:var(--color-primary)}
.btn-ghost:active{transform:scale(0.98)}
.btn-ghost:focus-visible{outline:3px solid rgba(34,211,238,0.3);outline-offset:2px}
/* ===== Footer ===== */
.footer-link{display:block;font-size:0.82rem;color:#94A3B8;padding:0.28rem 0;transition:color .2s}
.footer-link:hover{color:var(--color-primary)}
/* ===== Floating CTA ===== */
.float-cta{position:fixed;bottom:1.75rem;right:1.75rem;z-index:50;padding:0.75rem 1.4rem;border-radius:999px;background:var(--color-primary);color:#0F172A;font-weight:600;font-size:0.85rem;box-shadow:0 4px 24px rgba(34,211,238,0.4);opacity:0;pointer-events:none;transform:translateY(20px);transition:all .35s ease}
.float-cta.visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.float-cta:hover{background:#67E8F9;box-shadow:0 4px 36px rgba(34,211,238,0.6)}
@media(max-width:768px){
.float-cta{bottom:calc(0.75rem + env(safe-area-inset-bottom));right:1rem;padding:0.7rem 1.2rem;font-size:0.8rem}
}
/* ===== Section title ===== */
.section-title{font-size:1.75rem;font-weight:700;color:#F1F5F9;margin-bottom:0.6rem;letter-spacing:-0.01em}
.section-sub{font-size:0.92rem;color:#94A3B8;max-width:640px;line-height:1.7}
.section-head{margin-bottom:2.5rem}
/* ===== Responsive ===== */
@media(max-width:1024px){
.dock-link{font-size:0.8rem;padding:0.4rem 0.7rem}
.desktop-links{display:none}
.menu-toggle{display:flex!important}
}
@media(min-width:1025px){
.menu-toggle{display:none}
}
@media(max-width:768px){
.page-banner{padding:7rem 0 2.5rem}
.section-title{font-size:1.4rem}
.stat-number{font-size:2rem}
.container{padding:0 1.25rem}
.glass-card:hover{transform:translateY(-2px)}
}
@media(max-width:520px){
body{font-size:14px}
.section-title{font-size:1.25rem}
.page-banner{padding:6.5rem 0 2rem}
.cta-card{padding:2.5rem 1.25rem}
.dock-nav{width:calc(100% - 1.25rem);top:0.6rem}
.btn-primary,.btn-ghost{width:100%;justify-content:center}
}

/* roulang page: category3 */
:root {
        --color-primary: #22D3EE;
        --color-primary-dark: #0EA5E9;
        --color-accent: #F5B544;
        --color-bg: #0A1420;
        --color-bg-light: #0D1B2A;
        --color-text: #E2E8F0;
        --color-text-weak: #94A3B8;
        --color-border: rgba(255, 255, 255, 0.1);
        --color-card: rgba(255, 255, 255, 0.05);
        --radius-card: 16px;
        --radius-btn: 10px;
        --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
        --glow-cyan: 0 0 20px rgba(34, 211, 238, 0.35);
        --glow-cyan-lg: 0 0 36px rgba(34, 211, 238, 0.55);
        --font-sans-cn: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
        scroll-padding-top: 6rem;
    }

    body {
        font-family: var(--font-sans-cn);
        background: linear-gradient(150deg, #0A1420 0%, #0D1B2A 55%, #0A1420 100%);
        color: var(--color-text);
        font-size: 15px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
        min-height: 100vh;
    }

    body::before {
        content: "";
        position: fixed;
        inset: 0;
        background: radial-gradient(ellipse at top, rgba(34, 211, 238, 0.08), transparent 55%);
        pointer-events: none;
        z-index: 0;
    }

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

    a {
        text-decoration: none;
        color: inherit;
        transition: all .25s ease;
    }

    ul,
    ol {
        list-style: none;
    }

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

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
        position: relative;
        z-index: 1;
    }

    /* ===== Dock Nav ===== */
    .dock-nav {
        position: fixed;
        top: 1rem;
        left: 50%;
        transform: translateX(-50%);
        z-index: 50;
        width: calc(100% - 2rem);
        max-width: 64rem;
        background: rgba(15, 23, 42, 0.72);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--color-border);
        border-radius: 999px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
    }

    .dock-link {
        padding: 0.45rem 0.9rem;
        border-radius: 999px;
        font-size: 0.85rem;
        font-weight: 500;
        color: #CBD5E1;
        white-space: nowrap;
        display: inline-block;
    }

    .dock-link:hover {
        color: var(--color-primary);
        background: rgba(255, 255, 255, 0.08);
    }

    .dock-link.active {
        color: var(--color-primary);
        background: rgba(34, 211, 238, 0.12);
        box-shadow: inset 0 0 0 1px rgba(34, 211, 238, 0.2);
    }

    .nav-dock-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.45rem 1.1rem;
        border-radius: 999px;
        background: var(--color-primary);
        color: #0F172A;
        font-size: 0.85rem;
        font-weight: 600;
        white-space: nowrap;
        transition: all .25s ease;
    }

    .nav-dock-btn:hover {
        background: #67E8F9;
        box-shadow: var(--glow-cyan);
    }

    .nav-dock-btn:active {
        transform: scale(0.97);
    }

    .menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all .25s ease;
    }

    .menu-toggle:hover {
        background: rgba(255, 255, 255, 0.15);
        border-color: rgba(34, 211, 238, 0.4);
    }

    .menu-toggle:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
    }

    .mobile-drawer {
        position: fixed;
        top: 4.6rem;
        left: 1rem;
        right: 1rem;
        z-index: 45;
        background: rgba(15, 23, 42, 0.96);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--color-border);
        border-radius: 1.25rem;
        padding: 1.25rem;
        display: none;
        flex-direction: column;
        gap: 0.5rem;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    }

    .mobile-drawer.open {
        display: flex;
    }

    .mobile-drawer a {
        padding: 0.7rem 1rem;
        border-radius: 0.75rem;
        font-size: 0.95rem;
        color: #CBD5E1;
        font-weight: 500;
    }

    .mobile-drawer a:hover {
        background: rgba(255, 255, 255, 0.08);
        color: var(--color-primary);
    }

    .mobile-drawer a.active {
        color: var(--color-primary);
        background: rgba(34, 211, 238, 0.1);
    }

    .mobile-drawer .nav-dock-btn {
        margin-top: 0.35rem;
        justify-content: center;
    }

    /* ===== Hero Banner ===== */
    .hero-banner {
        position: relative;
        padding: 9rem 0 4.5rem;
        background-size: cover;
        background-position: center;
        overflow: hidden;
    }

    .hero-banner::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to bottom, rgba(2, 6, 23, 0.82), rgba(2, 6, 23, 0.65));
        z-index: 1;
    }

    .hero-banner .container {
        z-index: 2;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 0.85rem;
        color: var(--color-text-weak);
        margin-bottom: 1.75rem;
    }

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

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

    .breadcrumb .sep {
        color: #475569;
        font-size: 0.9rem;
    }

    .breadcrumb .current {
        color: #CBD5E1;
        font-weight: 500;
    }

    .hero-banner h1 {
        font-size: 2.5rem;
        line-height: 1.2;
        font-weight: 800;
        letter-spacing: -0.02em;
        color: #F1F5F9;
        margin-bottom: 1.25rem;
        max-width: 720px;
    }

    .hero-banner h1 .text-glow {
        color: var(--color-primary);
    }

    .hero-banner .lead {
        font-size: 1.1rem;
        line-height: 1.8;
        color: #94A3B8;
        max-width: 640px;
        margin-bottom: 2rem;
    }

    .hero-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .badge {
        display: inline-flex;
        align-items: center;
        gap: 0.375rem;
        padding: 0.3rem 0.9rem;
        border-radius: 999px;
        background: rgba(34, 211, 238, 0.1);
        border: 1px solid rgba(34, 211, 238, 0.18);
        color: #67E8F9;
        font-size: 0.8rem;
        font-weight: 500;
    }

    .badge.accent {
        background: rgba(245, 181, 68, 0.12);
        border-color: rgba(245, 181, 68, 0.22);
        color: #F5B544;
    }

    /* ===== Doc Layout ===== */
    .doc-wrap {
        padding: 4.5rem 0 3.5rem;
        position: relative;
        z-index: 1;
    }

    .doc-layout {
        display: grid;
        grid-template-columns: 250px 1fr;
        gap: 3rem;
        align-items: start;
    }

    .doc-sidebar {
        position: sticky;
        top: 6rem;
    }

    .sidebar-inner {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border);
        border-radius: 16px;
        padding: 1.25rem;
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
    }

    .sidebar-inner h3 {
        font-size: 0.8rem;
        font-weight: 600;
        color: #64748B;
        letter-spacing: 0.08em;
        margin-bottom: 0.9rem;
        padding-bottom: 0.75rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .sidebar-inner a {
        display: block;
        padding: 0.5rem 0.75rem;
        border-radius: 10px;
        font-size: 0.88rem;
        color: #94A3B8;
        margin-bottom: 0.25rem;
        font-weight: 500;
        border-left: 2px solid transparent;
    }

    .sidebar-inner a:hover {
        color: var(--color-primary);
        background: rgba(255, 255, 255, 0.06);
    }

    .sidebar-inner a.active {
        color: var(--color-primary);
        background: rgba(34, 211, 238, 0.08);
        border-left-color: var(--color-primary);
    }

    .doc-content {
        min-width: 0;
    }

    .doc-section {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border);
        border-radius: 16px;
        padding: 2rem;
        margin-bottom: 1.5rem;
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        box-shadow: var(--shadow-card);
        transition: border-color .3s ease;
    }

    .doc-section:target {
        border-color: rgba(34, 211, 238, 0.3);
    }

    .doc-section h2 {
        font-size: 1.35rem;
        font-weight: 700;
        color: #F1F5F9;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 0.6rem;
    }

    .doc-section h2 .section-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 30px;
        height: 30px;
        border-radius: 9px;
        background: rgba(34, 211, 238, 0.12);
        border: 1px solid rgba(34, 211, 238, 0.2);
        color: var(--color-primary);
        font-size: 0.85rem;
        font-weight: 700;
    }

    .doc-section p {
        color: #94A3B8;
        font-size: 0.92rem;
        line-height: 1.8;
        margin-bottom: 1rem;
    }

    .doc-section .doc-img {
        border-radius: 12px;
        overflow: hidden;
        margin-top: 1.25rem;
        border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .doc-section .doc-img img {
        width: 100%;
        height: auto;
        object-fit: cover;
    }

    .doc-checklist {
        margin-top: 1rem;
        display: grid;
        gap: 0.6rem;
    }

    .doc-checklist li {
        display: flex;
        align-items: flex-start;
        gap: 0.65rem;
        font-size: 0.9rem;
        color: #CBD5E1;
        line-height: 1.6;
    }

    .doc-checklist li .check-ic {
        width: 18px;
        height: 18px;
        border-radius: 6px;
        background: rgba(34, 211, 238, 0.12);
        border: 1px solid rgba(34, 211, 238, 0.2);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 0.75rem;
        font-weight: 700;
        flex-shrink: 0;
        margin-top: 0.15rem;
    }

    /* ===== Steps ===== */
    .steps-section {
        position: relative;
        z-index: 1;
        padding: 4rem 0;
        background: rgba(255, 255, 255, 0.02);
        border-top: 1px solid rgba(255, 255, 255, 0.04);
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .section-head {
        text-align: center;
        max-width: 680px;
        margin: 0 auto 2.5rem;
    }

    .section-head .overline {
        font-size: 0.8rem;
        font-weight: 600;
        color: var(--color-primary);
        letter-spacing: 0.1em;
        margin-bottom: 0.5rem;
        text-transform: uppercase;
    }

    .section-head h2 {
        font-size: 1.75rem;
        font-weight: 700;
        color: #F1F5F9;
        line-height: 1.3;
        margin-bottom: 0.75rem;
    }

    .section-head p {
        color: #94A3B8;
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .steps-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.25rem;
    }

    .step-item {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border);
        border-radius: 16px;
        padding: 1.5rem;
        position: relative;
        transition: all .3s ease;
    }

    .step-item:hover {
        transform: translateY(-4px);
        background: rgba(255, 255, 255, 0.06);
        border-color: rgba(34, 211, 238, 0.25);
        box-shadow: var(--shadow-card);
    }

    .step-num {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 12px;
        background: rgba(34, 211, 238, 0.12);
        border: 1px solid rgba(34, 211, 238, 0.2);
        color: var(--color-primary);
        font-size: 1rem;
        font-weight: 800;
        font-variant-numeric: tabular-nums;
        margin-bottom: 1rem;
    }

    .step-item h3 {
        font-size: 1rem;
        font-weight: 600;
        color: #F1F5F9;
        margin-bottom: 0.5rem;
    }

    .step-item p {
        font-size: 0.85rem;
        color: #94A3B8;
        line-height: 1.65;
    }

    /* ===== Notes ===== */
    .notes-section {
        position: relative;
        z-index: 1;
        padding: 4rem 0;
    }

    .notes-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1.25rem;
    }

    .note-card {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border);
        border-radius: 16px;
        padding: 1.5rem;
        transition: all .3s ease;
    }

    .note-card:hover {
        background: rgba(255, 255, 255, 0.06);
        border-color: rgba(245, 181, 68, 0.25);
        transform: translateY(-3px);
    }

    .note-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        background: rgba(245, 181, 68, 0.1);
        border: 1px solid rgba(245, 181, 68, 0.18);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-accent);
        margin-bottom: 1rem;
    }

    .note-card h3 {
        font-size: 0.98rem;
        font-weight: 600;
        color: #F1F5F9;
        margin-bottom: 0.5rem;
    }

    .note-card p {
        font-size: 0.85rem;
        color: #94A3B8;
        line-height: 1.65;
    }

    /* ===== FAQ ===== */
    .faq-section {
        position: relative;
        z-index: 1;
        padding: 4rem 0;
        background: rgba(255, 255, 255, 0.02);
        border-top: 1px solid rgba(255, 255, 255, 0.04);
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .faq-list {
        max-width: 800px;
        margin: 0 auto;
        display: grid;
        gap: 0.9rem;
    }

    .faq-item {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--color-border);
        border-radius: 14px;
        padding: 0 1.25rem;
        overflow: hidden;
        transition: border-color .3s ease, background .3s ease;
    }

    .faq-item.open {
        border-color: rgba(34, 211, 238, 0.3);
        background: rgba(34, 211, 238, 0.04);
    }

    .faq-question {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.1rem 0;
        cursor: pointer;
        user-select: none;
    }

    .faq-question h3 {
        font-size: 0.95rem;
        font-weight: 600;
        color: #E2E8F0;
        line-height: 1.5;
    }

    .faq-icon {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.12);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--color-primary);
        font-size: 1.1rem;
        font-weight: 400;
        flex-shrink: 0;
        transition: transform .3s ease;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .35s ease, padding .35s ease;
    }

    .faq-answer p {
        padding-bottom: 1.1rem;
        font-size: 0.88rem;
        color: #94A3B8;
        line-height: 1.7;
    }

    /* ===== CTA ===== */
    .cta-section {
        position: relative;
        z-index: 1;
        padding: 4.5rem 0;
    }

    .cta-card {
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: 24px;
        padding: 3.5rem 2.5rem;
        text-align: center;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    }

    .cta-card::before {
        content: "";
        position: absolute;
        top: -30%;
        left: 50%;
        transform: translateX(-50%);
        width: 600px;
        height: 400px;
        background: radial-gradient(ellipse, rgba(34, 211, 238, 0.12), transparent 65%);
        pointer-events: none;
    }

    .cta-card h2 {
        font-size: 1.8rem;
        font-weight: 700;
        color: #F1F5F9;
        margin-bottom: 0.75rem;
        position: relative;
    }

    .cta-card p {
        color: #94A3B8;
        font-size: 0.95rem;
        margin-bottom: 2rem;
        max-width: 520px;
        margin-left: auto;
        margin-right: auto;
        position: relative;
    }

    .cta-actions {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1rem;
        flex-wrap: wrap;
        position: relative;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.8rem 2rem;
        border-radius: 12px;
        background: var(--color-primary);
        color: #0F172A;
        font-size: 0.92rem;
        font-weight: 700;
        transition: all .25s ease;
        box-shadow: var(--glow-cyan);
    }

    .btn-primary:hover {
        background: #67E8F9;
        box-shadow: var(--glow-cyan-lg);
        transform: translateY(-2px);
    }

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

    .btn-primary:focus-visible {
        outline: 3px solid rgba(34, 211, 238, 0.4);
        outline-offset: 2px;
    }

    .btn-ghost {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.8rem 2rem;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.15);
        color: #E2E8F0;
        font-size: 0.92rem;
        font-weight: 600;
        transition: all .25s ease;
    }

    .btn-ghost:hover {
        background: rgba(255, 255, 255, 0.1);
        border-color: rgba(34, 211, 238, 0.4);
        color: var(--color-primary);
    }

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

    .btn-ghost:focus-visible {
        outline: 3px solid rgba(255, 255, 255, 0.2);
        outline-offset: 2px;
    }

    /* ===== Footer ===== */
    .footer-link {
        display: block;
        font-size: 0.85rem;
        color: #64748B;
        padding: 0.28rem 0;
        transition: color .25s ease;
    }

    .footer-link:hover {
        color: var(--color-primary);
    }

    /* ===== Floating CTA ===== */
    .floating-cta {
        position: fixed;
        bottom: 1.75rem;
        right: 1.75rem;
        z-index: 60;
        padding: 0.75rem 1.5rem;
        border-radius: 999px;
        background: var(--color-primary);
        color: #0F172A;
        font-weight: 700;
        font-size: 0.88rem;
        box-shadow: var(--glow-cyan);
        transition: all .3s ease;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }

    .floating-cta:hover {
        background: #67E8F9;
        box-shadow: var(--glow-cyan-lg);
        transform: translateY(-3px);
    }

    .floating-cta:active {
        transform: scale(0.97);
    }

    .floating-cta svg {
        width: 16px;
        height: 16px;
    }

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

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

    @media (max-width: 768px) {
        .desktop-links {
            display: none !important;
        }

        .menu-toggle {
            display: flex;
        }

        .hero-banner {
            padding-top: 7.5rem;
        }

        .hero-banner h1 {
            font-size: 1.9rem;
        }

        .doc-layout {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        .doc-sidebar {
            position: static;
        }

        .sidebar-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            padding: 0.9rem;
        }

        .sidebar-inner h3 {
            width: 100%;
            margin-bottom: 0.25rem;
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-inner a {
            margin-bottom: 0;
            padding: 0.4rem 0.7rem;
            border-left: none;
            border-radius: 999px;
            font-size: 0.8rem;
            background: rgba(255, 255, 255, 0.04);
        }

        .sidebar-inner a.active {
            border-left-color: transparent;
        }

        .doc-section {
            padding: 1.5rem;
        }

        .cta-card {
            padding: 2.5rem 1.5rem;
        }

        .cta-card h2 {
            font-size: 1.4rem;
        }
    }

    @media (max-width: 640px) {
        .steps-grid {
            grid-template-columns: 1fr;
        }

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

        .hero-banner .lead {
            font-size: 0.98rem;
        }

        .doc-section h2 {
            font-size: 1.1rem;
        }

        .floating-cta {
            bottom: 1rem;
            right: 50%;
            transform: translateX(50%);
            width: calc(100% - 2rem);
            justify-content: center;
        }

        .floating-cta:hover {
            transform: translateX(50%) translateY(-3px);
        }

        body {
            padding-bottom: 4rem;
        }
    }

    @media (max-width: 480px) {
        .doc-section {
            padding: 1.25rem;
        }

        .cta-actions {
            flex-direction: column;
        }

        .cta-actions .btn-primary,
        .cta-actions .btn-ghost {
            width: 100%;
        }
    }