/* roulang page: index */
:root {
      --bg: #120b0f;
      --bg-2: #1a1015;
      --panel: #24161d;
      --panel-2: #2a1a22;
      --panel-3: #321e27;
      --text: #f3ede6;
      --muted: #d7c9be;
      --subtle: #a89aa0;
      --gold: #d6a35f;
      --gold-2: #f0c37a;
      --red: #a83e4b;
      --red-2: #7d2d39;
      --line: rgba(255, 255, 255, .08);
      --line-gold: rgba(214, 163, 95, .26);
      --shadow: 0 24px 70px rgba(0, 0, 0, .38);
      --shadow-soft: 0 14px 42px rgba(0, 0, 0, .26);
      --radius-xl: 32px;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --container: 1220px;
      --section: 104px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }

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

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

    body {
      font-family: var(--font);
      background:
        radial-gradient(circle at 12% 8%, rgba(168, 62, 75, .24), transparent 34%),
        radial-gradient(circle at 86% 16%, rgba(214, 163, 95, .16), transparent 28%),
        linear-gradient(180deg, var(--bg) 0%, #160d12 44%, #0d080b 100%);
      color: var(--text);
      line-height: 1.75;
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.72), transparent 86%);
      z-index: -1;
    }

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

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

    button,
    input {
      font: inherit;
    }

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

    ::selection {
      background: rgba(214, 163, 95, .32);
      color: var(--text);
    }

    :focus-visible {
      outline: 2px solid var(--gold-2);
      outline-offset: 4px;
      border-radius: 12px;
    }

    .container {
      width: min(100% - 40px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(18, 11, 15, .82);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
      transition: box-shadow .25s ease, background .25s ease;
    }

    .site-header.is-scrolled {
      background: rgba(18, 11, 15, .94);
      box-shadow: 0 10px 34px rgba(0, 0, 0, .34);
    }

    .nav-wrap {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background:
        linear-gradient(135deg, rgba(214,163,95,.96), rgba(168,62,75,.86)),
        linear-gradient(180deg, rgba(255,255,255,.12), transparent);
      box-shadow: 0 12px 28px rgba(168,62,75,.22);
      color: #1a1015;
      position: relative;
      overflow: hidden;
    }

    .brand-mark::after {
      content: "";
      width: 0;
      height: 0;
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      border-left: 13px solid rgba(18,11,15,.9);
      transform: translateX(2px);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.15;
    }

    .brand-title {
      font-size: 18px;
      color: var(--text);
    }

    .brand-sub {
      font-size: 12px;
      color: var(--gold);
      font-weight: 700;
      letter-spacing: .16em;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 7px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(255,255,255,.035);
    }

    .nav-link {
      color: var(--muted);
      padding: 10px 16px;
      border-radius: 999px;
      font-size: 14px;
      transition: color .22s ease, background .22s ease, transform .22s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--text);
      background: rgba(214, 163, 95, .12);
    }

    .nav-link:active {
      transform: scale(.98);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 750;
      line-height: 1;
      border: 1px solid transparent;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #1a1015;
      background: linear-gradient(135deg, var(--gold-2), var(--gold));
      box-shadow: 0 14px 30px rgba(214, 163, 95, .22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 44px rgba(214, 163, 95, .32);
      background: linear-gradient(135deg, #ffd592, var(--gold));
    }

    .btn-secondary {
      color: var(--gold-2);
      border-color: var(--line-gold);
      background: rgba(214, 163, 95, .06);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(214, 163, 95, .48);
      background: rgba(214, 163, 95, .12);
    }

    .btn-dark {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255,255,255,.05);
    }

    .btn-dark:hover {
      border-color: var(--line-gold);
      color: var(--gold-2);
      transform: translateY(-2px);
      background: rgba(214, 163, 95, .08);
    }

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

    .menu-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 16px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
    }

    .menu-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      margin: 5px auto;
      background: var(--text);
      border-radius: 99px;
      transition: transform .22s ease, opacity .22s ease;
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      padding: 10px 0 18px;
    }

    .mobile-panel a {
      display: flex;
      padding: 14px 4px;
      color: var(--muted);
      border-bottom: 1px solid rgba(255,255,255,.055);
    }

    .mobile-panel a:hover {
      color: var(--gold-2);
    }

    .hero {
      position: relative;
      padding: 76px 0 46px;
      overflow: hidden;
    }

    .hero-shell {
      min-height: 650px;
      display: grid;
      grid-template-columns: 1.06fr .94fr;
      align-items: stretch;
      gap: 28px;
    }

    .hero-copy {
      position: relative;
      z-index: 2;
      padding: clamp(30px, 5vw, 62px);
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(36,22,29,.92), rgba(26,16,21,.74)),
        radial-gradient(circle at 18% 20%, rgba(214,163,95,.16), transparent 35%);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .hero-copy::before {
      content: "";
      position: absolute;
      inset: auto -70px -110px auto;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      background: rgba(168,62,75,.2);
      filter: blur(22px);
      z-index: -1;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--gold-2);
      background: rgba(214, 163, 95, .09);
      border: 1px solid var(--line-gold);
      padding: 8px 12px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 750;
      letter-spacing: .02em;
      margin-bottom: 22px;
    }

    .eyebrow-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--gold);
      box-shadow: 0 0 0 5px rgba(214,163,95,.14);
    }

    h1 {
      font-size: clamp(36px, 5.2vw, 66px);
      line-height: 1.08;
      letter-spacing: -.055em;
      font-weight: 850;
      color: var(--text);
      max-width: 830px;
    }

    .hero-lead {
      margin-top: 24px;
      max-width: 720px;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.9;
    }

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

    .hero-mini {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      margin-top: 38px;
    }

    .mini-stat {
      padding: 17px;
      border-radius: 20px;
      background: rgba(255,255,255,.045);
      border: 1px solid var(--line);
    }

    .mini-stat strong {
      display: block;
      color: var(--gold-2);
      font-size: 20px;
      line-height: 1.15;
      margin-bottom: 5px;
    }

    .mini-stat span {
      color: var(--subtle);
      font-size: 13px;
    }

    .hero-visual {
      position: relative;
      border-radius: var(--radius-xl);
      min-height: 650px;
      overflow: hidden;
      border: 1px solid var(--line-gold);
      background: var(--panel);
      box-shadow: var(--shadow);
    }

    .hero-visual::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(18,11,15,.18), rgba(18,11,15,.88)),
        linear-gradient(90deg, rgba(18,11,15,.68), transparent 54%),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      transform: scale(1.02);
    }

    .hero-orbit {
      position: absolute;
      inset: 34px;
      border: 1px solid rgba(214,163,95,.22);
      border-radius: 28px;
    }

    .hero-orbit::before,
    .hero-orbit::after {
      content: "";
      position: absolute;
      border-radius: 50%;
      border: 1px solid rgba(214,163,95,.18);
    }

    .hero-orbit::before {
      width: 170px;
      height: 170px;
      right: 38px;
      top: 48px;
    }

    .hero-orbit::after {
      width: 92px;
      height: 92px;
      left: 44px;
      bottom: 76px;
    }

    .visual-card {
      position: absolute;
      left: 34px;
      right: 34px;
      bottom: 34px;
      padding: 24px;
      border-radius: 26px;
      border: 1px solid rgba(255,255,255,.13);
      background: rgba(26,16,21,.76);
      backdrop-filter: blur(16px);
      box-shadow: 0 20px 50px rgba(0,0,0,.32);
    }

    .visual-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 18px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      min-height: 30px;
      padding: 6px 11px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 760;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.045);
      white-space: nowrap;
    }

    .badge-age {
      color: var(--text);
      background: rgba(168, 62, 75, .24);
      border-color: rgba(214, 163, 95, .38);
    }

    .badge-gold {
      color: var(--gold-2);
      border-color: var(--line-gold);
      background: rgba(214, 163, 95, .08);
    }

    .visual-card h2 {
      font-size: 25px;
      line-height: 1.25;
      letter-spacing: -.03em;
      margin-bottom: 8px;
    }

    .visual-card p {
      color: var(--subtle);
      font-size: 14px;
    }

    .progress-list {
      margin-top: 18px;
      display: grid;
      gap: 12px;
    }

    .progress-item {
      display: grid;
      grid-template-columns: 84px 1fr;
      align-items: center;
      gap: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .bar {
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      overflow: hidden;
    }

    .bar i {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--gold), var(--red));
    }

    .age-notice {
      margin-top: 22px;
    }

    .notice-inner {
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 18px;
      padding: 16px 18px;
      border-radius: 22px;
      border: 1px solid rgba(214, 163, 95, .32);
      background: linear-gradient(135deg, rgba(168,62,75,.22), rgba(36,22,29,.78));
      box-shadow: var(--shadow-soft);
    }

    .notice-text {
      color: var(--muted);
      font-size: 14px;
    }

    .notice-close {
      color: var(--gold-2);
      border: 1px solid rgba(214,163,95,.34);
      background: rgba(214,163,95,.07);
      border-radius: 999px;
      padding: 8px 13px;
      font-weight: 750;
      transition: background .22s ease, transform .22s ease;
    }

    .notice-close:hover {
      background: rgba(214,163,95,.14);
      transform: translateY(-1px);
    }

    main {
      position: relative;
    }

    .section {
      padding: var(--section) 0;
    }

    .section-tight {
      padding-top: 68px;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 34px;
    }

    .section-kicker {
      color: var(--gold-2);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .12em;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: clamp(28px, 3.3vw, 42px);
      line-height: 1.16;
      letter-spacing: -.04em;
      font-weight: 820;
    }

    .section-desc {
      max-width: 620px;
      color: var(--subtle);
      font-size: 16px;
      line-height: 1.85;
    }

    .trust-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .trust-item {
      min-height: 92px;
      padding: 18px;
      border-radius: 22px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
      color: var(--muted);
      display: flex;
      align-items: center;
      gap: 14px;
      transition: transform .22s ease, border-color .22s ease, background .22s ease;
    }

    .trust-item:hover {
      transform: translateY(-3px);
      border-color: var(--line-gold);
      background: rgba(214,163,95,.055);
    }

    .trust-icon {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      border: 1px solid var(--line-gold);
      color: var(--gold-2);
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      background: rgba(214,163,95,.07);
      font-weight: 900;
    }

    .trust-item strong {
      display: block;
      color: var(--text);
      font-size: 15px;
      margin-bottom: 2px;
    }

    .trust-item span {
      font-size: 13px;
      color: var(--subtle);
    }

    .explain-grid {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 26px;
      align-items: start;
    }

    .feature-panel {
      position: sticky;
      top: 100px;
      padding: 34px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line-gold);
      background:
        linear-gradient(180deg, rgba(42,26,34,.88), rgba(24,14,19,.92)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      background-blend-mode: multiply;
      min-height: 430px;
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .feature-panel::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(18,11,15,.08), rgba(18,11,15,.78));
      pointer-events: none;
    }

    .feature-panel > * {
      position: relative;
      z-index: 1;
    }

    .feature-panel h2 {
      font-size: clamp(28px, 3vw, 40px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin: 18px 0 16px;
    }

    .feature-panel p {
      color: var(--muted);
      line-height: 1.9;
    }

    .step-stack {
      display: grid;
      gap: 16px;
    }

    .step-card,
    .content-card,
    .cover-card,
    .faq-item,
    .quote-card {
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(42,26,34,.86), rgba(28,17,23,.88));
      border-radius: var(--radius-lg);
      box-shadow: 0 16px 44px rgba(0,0,0,.18);
      transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease, background .24s ease;
    }

    .step-card:hover,
    .content-card:hover,
    .cover-card:hover,
    .faq-item:hover,
    .quote-card:hover {
      transform: translateY(-3px);
      border-color: var(--line-gold);
      box-shadow: 0 24px 60px rgba(0,0,0,.28);
      background: linear-gradient(180deg, rgba(50,30,39,.9), rgba(30,18,24,.92));
    }

    .step-card {
      display: grid;
      grid-template-columns: 74px 1fr;
      gap: 20px;
      padding: 24px;
      align-items: start;
    }

    .step-num {
      width: 58px;
      height: 58px;
      border-radius: 20px;
      display: grid;
      place-items: center;
      color: var(--gold-2);
      font-weight: 900;
      border: 1px solid var(--line-gold);
      background: rgba(214, 163, 95, .08);
    }

    .step-card h3 {
      font-size: 21px;
      line-height: 1.3;
      margin-bottom: 8px;
      letter-spacing: -.02em;
    }

    .step-card p {
      color: var(--subtle);
      font-size: 15px;
      line-height: 1.75;
    }

    .latest-layout {
      display: grid;
      grid-template-columns: 1fr;
      gap: 18px;
    }

    .cms-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .content-card {
      padding: 24px;
      display: flex;
      flex-direction: column;
      min-height: 255px;
      position: relative;
      overflow: hidden;
    }

    .content-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 84% 20%, rgba(214,163,95,.12), transparent 34%);
      opacity: 0;
      transition: opacity .24s ease;
      pointer-events: none;
    }

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

    .card-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 9px;
      margin-bottom: 16px;
      color: var(--subtle);
      font-size: 13px;
      position: relative;
      z-index: 1;
    }

    .content-card h3 {
      font-size: clamp(19px, 2vw, 24px);
      line-height: 1.35;
      letter-spacing: -.025em;
      margin-bottom: 12px;
      position: relative;
      z-index: 1;
    }

    .content-card h3 a {
      transition: color .22s ease;
    }

    .content-card h3 a:hover {
      color: var(--gold-2);
    }

    .content-card p {
      color: var(--subtle);
      font-size: 15px;
      line-height: 1.78;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
      position: relative;
      z-index: 1;
    }

    .card-link {
      margin-top: auto;
      padding-top: 22px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--gold-2);
      font-weight: 780;
      position: relative;
      z-index: 1;
    }

    .card-link::after {
      content: "→";
      transition: transform .22s ease;
    }

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

    .empty-state {
      padding: 36px;
      border-radius: var(--radius-lg);
      border: 1px dashed rgba(214,163,95,.34);
      background: rgba(214,163,95,.055);
      color: var(--muted);
      display: flex;
      align-items: center;
      gap: 16px;
      min-height: 140px;
    }

    .empty-icon {
      width: 54px;
      height: 54px;
      border-radius: 20px;
      display: grid;
      place-items: center;
      background: rgba(168,62,75,.18);
      border: 1px solid rgba(214,163,95,.28);
      color: var(--gold-2);
      font-weight: 900;
      flex: 0 0 auto;
    }

    .experience {
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(36,22,29,.94), rgba(18,11,15,.92)),
        radial-gradient(circle at 72% 18%, rgba(214,163,95,.12), transparent 36%);
      padding: clamp(26px, 4vw, 46px);
      box-shadow: var(--shadow-soft);
      display: grid;
      grid-template-columns: 1fr .92fr;
      gap: 34px;
      align-items: center;
    }

    .experience h2 {
      font-size: clamp(28px, 3.2vw, 42px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin-bottom: 16px;
    }

    .experience p {
      color: var(--muted);
      font-size: 16px;
      line-height: 1.9;
      max-width: 660px;
    }

    .pill-list {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 13px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .pill::before {
      content: "✓";
      color: var(--gold-2);
      font-weight: 900;
    }

    .experience-side {
      display: grid;
      gap: 12px;
    }

    .side-row {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 14px;
      align-items: center;
      padding: 16px;
      border-radius: 20px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
    }

    .side-row i {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      font-style: normal;
      color: #1a1015;
      background: var(--gold);
      font-weight: 900;
    }

    .side-row strong {
      display: block;
      margin-bottom: 2px;
      color: var(--text);
    }

    .side-row span {
      color: var(--subtle);
      font-size: 13px;
    }

    .covers-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr .85fr;
      gap: 18px;
      align-items: stretch;
    }

    .cover-card {
      overflow: hidden;
      min-height: 360px;
    }

    .cover-card.large {
      min-height: 460px;
    }

    .cover-media {
      position: relative;
      height: 230px;
      overflow: hidden;
      background: var(--panel-2);
    }

    .cover-card.large .cover-media {
      height: 314px;
    }

    .cover-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .45s ease, filter .45s ease;
      filter: saturate(.88) contrast(1.05) brightness(.72);
    }

    .cover-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(18,11,15,.08), rgba(18,11,15,.76));
    }

    .cover-card:hover .cover-media img {
      transform: scale(1.045);
      filter: saturate(.95) contrast(1.08) brightness(.8);
    }

    .cover-body {
      padding: 22px;
    }

    .cover-body h3 {
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 10px;
      letter-spacing: -.02em;
    }

    .cover-body p {
      color: var(--subtle);
      font-size: 14px;
      line-height: 1.75;
    }

    .cover-meta {
      margin-top: 16px;
      display: flex;
      justify-content: space-between;
      gap: 12px;
      color: var(--subtle);
      font-size: 13px;
      border-top: 1px solid var(--line);
      padding-top: 14px;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 20px;
      align-items: stretch;
    }

    .quote-card {
      padding: 30px;
      min-height: 260px;
    }

    .quote-card h2 {
      font-size: clamp(27px, 3vw, 40px);
      line-height: 1.2;
      letter-spacing: -.04em;
      margin: 16px 0;
    }

    .quote-card p {
      color: var(--muted);
      line-height: 1.9;
    }

    .proof-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
    }

    .proof-item {
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
    }

    .proof-item strong {
      display: block;
      font-size: 28px;
      line-height: 1.2;
      color: var(--gold-2);
      margin-bottom: 8px;
    }

    .proof-item span {
      color: var(--subtle);
      font-size: 14px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .74fr 1.26fr;
      gap: 28px;
      align-items: start;
    }

    .faq-intro {
      padding: 30px;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
    }

    .faq-intro h2 {
      font-size: clamp(28px, 3vw, 40px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin: 14px 0;
    }

    .faq-intro p {
      color: var(--subtle);
    }

    .faq-list {
      display: grid;
      gap: 13px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 18px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      font-weight: 800;
      color: var(--text);
    }

    .faq-question span {
      width: 30px;
      height: 30px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      color: var(--gold-2);
      background: rgba(214,163,95,.08);
      border: 1px solid var(--line-gold);
      transition: transform .22s ease;
    }

    .faq-item.open .faq-question span {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--subtle);
      border-top: 1px solid var(--line);
      line-height: 1.85;
    }

    .faq-item.open .faq-answer {
      display: block;
      padding-top: 16px;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      border: 1px solid var(--line-gold);
      background:
        linear-gradient(135deg, rgba(214,163,95,.16), rgba(168,62,75,.15)),
        linear-gradient(180deg, rgba(42,26,34,.96), rgba(18,11,15,.94));
      padding: clamp(30px, 5vw, 56px);
      box-shadow: var(--shadow);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -120px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: rgba(214,163,95,.16);
      filter: blur(12px);
    }

    .cta-panel > * {
      position: relative;
      z-index: 1;
    }

    .cta-panel h2 {
      font-size: clamp(28px, 3.8vw, 46px);
      line-height: 1.15;
      letter-spacing: -.045em;
      margin-bottom: 12px;
    }

    .cta-panel p {
      color: var(--muted);
      max-width: 720px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      background: #0b0709;
      border-top: 1px solid rgba(214,163,95,.22);
      padding: 54px 0 26px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .9fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
      font-weight: 850;
      font-size: 18px;
    }

    .footer-text {
      color: var(--subtle);
      max-width: 520px;
      font-size: 14px;
      line-height: 1.85;
    }

    .footer-title {
      color: var(--text);
      font-weight: 820;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: var(--subtle);
      transition: color .22s ease, transform .22s ease;
      width: fit-content;
    }

    .footer-links a:hover {
      color: var(--gold-2);
      transform: translateX(3px);
    }

    .footer-note {
      padding: 16px;
      border-radius: 18px;
      border: 1px solid rgba(214,163,95,.22);
      background: rgba(214,163,95,.055);
      color: var(--muted);
      font-size: 13px;
      line-height: 1.75;
    }

    .copyright {
      margin-top: 36px;
      padding-top: 22px;
      border-top: 1px solid var(--line);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(215,201,190,.68);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      :root {
        --section: 82px;
      }

      .desktop-nav,
      .header-actions .btn-primary {
        display: none;
      }

      .menu-toggle {
        display: block;
      }

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

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

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

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

      .hero-shell,
      .explain-grid,
      .experience,
      .proof-grid,
      .faq-grid,
      .cta-panel,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .feature-panel {
        position: relative;
        top: auto;
        min-height: 360px;
      }

      .hero-visual {
        min-height: 520px;
      }

      .hero-shell {
        min-height: auto;
      }

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

      .cover-card.large {
        grid-column: 1 / -1;
      }

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

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

    @media (max-width: 768px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .nav-wrap {
        min-height: 68px;
      }

      .brand-title {
        font-size: 16px;
      }

      .brand-sub {
        font-size: 11px;
      }

      .hero {
        padding-top: 38px;
      }

      .hero-copy {
        padding: 28px 22px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-mini,
      .trust-strip,
      .cms-grid,
      .proof-list,
      .covers-grid {
        grid-template-columns: 1fr;
      }

      .notice-inner {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .notice-close {
        width: fit-content;
      }

      .section-head {
        display: grid;
        align-items: start;
      }

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

      .experience {
        padding: 24px;
      }

      .hero-visual {
        min-height: 440px;
      }

      .visual-card {
        left: 16px;
        right: 16px;
        bottom: 16px;
        padding: 19px;
      }

      .visual-top {
        align-items: flex-start;
        flex-direction: column;
      }

      .progress-item {
        grid-template-columns: 72px 1fr;
      }

      .cover-card,
      .cover-card.large {
        min-height: auto;
      }

      .cover-card.large .cover-media,
      .cover-media {
        height: 236px;
      }

      .footer-grid {
        gap: 26px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --section: 66px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 14px;
      }

      .brand-title {
        max-width: 172px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

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

      .btn {
        width: 100%;
      }

      h1 {
        font-size: 34px;
      }

      .hero-copy {
        border-radius: 26px;
      }

      .hero-visual {
        border-radius: 26px;
        min-height: 410px;
      }

      .hero-orbit {
        inset: 18px;
      }

      .content-card,
      .quote-card,
      .faq-intro {
        padding: 22px;
      }

      .empty-state {
        align-items: flex-start;
        flex-direction: column;
      }

      .copyright {
        display: grid;
      }
    }

/* roulang page: article */
:root {
      --bg: #120b0f;
      --bg-2: #1a1015;
      --panel: #24161d;
      --panel-2: #2a1a22;
      --panel-3: #321e27;
      --text: #f3ede6;
      --muted: #d7c9be;
      --subtle: #a89aa0;
      --gold: #d6a35f;
      --gold-2: #f0c37a;
      --red: #a83e4b;
      --red-2: #7d2d39;
      --line: rgba(255, 255, 255, .08);
      --line-gold: rgba(214, 163, 95, .26);
      --shadow: 0 24px 70px rgba(0, 0, 0, .38);
      --shadow-soft: 0 14px 42px rgba(0, 0, 0, .26);
      --radius-xl: 32px;
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --container: 1220px;
      --section: 92px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
    }

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

    body {
      margin: 0;
      font-family: var(--font);
      background:
        radial-gradient(circle at 12% 8%, rgba(168, 62, 75, .24), transparent 34%),
        radial-gradient(circle at 86% 16%, rgba(214, 163, 95, .16), transparent 28%),
        linear-gradient(180deg, var(--bg) 0%, #160d12 44%, #0d080b 100%);
      color: var(--text);
      line-height: 1.75;
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.72), transparent 86%);
      z-index: -1;
    }

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

    a:hover {
      color: inherit;
    }

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

    button,
    input {
      font: inherit;
    }

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

    :focus-visible {
      outline: 2px solid var(--gold-2);
      outline-offset: 4px;
      border-radius: 12px;
    }

    .container {
      width: min(100% - 40px, var(--container));
      margin-inline: auto;
      padding: 0;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(18, 11, 15, .82);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
      transition: box-shadow .25s ease, background .25s ease;
    }

    .site-header.is-scrolled {
      background: rgba(18, 11, 15, .94);
      box-shadow: 0 10px 34px rgba(0, 0, 0, .34);
    }

    .nav-wrap {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      background:
        linear-gradient(135deg, rgba(214,163,95,.96), rgba(168,62,75,.86)),
        linear-gradient(180deg, rgba(255,255,255,.12), transparent);
      box-shadow: 0 12px 28px rgba(168,62,75,.22);
      color: #1a1015;
      position: relative;
      overflow: hidden;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "";
      width: 0;
      height: 0;
      border-top: 8px solid transparent;
      border-bottom: 8px solid transparent;
      border-left: 13px solid rgba(18,11,15,.9);
      transform: translateX(2px);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.15;
    }

    .brand-title {
      font-size: 18px;
      color: var(--text);
    }

    .brand-sub {
      font-size: 12px;
      color: var(--gold);
      font-weight: 700;
      letter-spacing: .16em;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 7px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background: rgba(255,255,255,.035);
    }

    .nav-link {
      color: var(--muted);
      padding: 10px 16px;
      border-radius: 999px;
      font-size: 14px;
      transition: color .22s ease, background .22s ease, transform .22s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--text);
      background: rgba(214, 163, 95, .12);
    }

    .nav-link:active {
      transform: scale(.98);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 750;
      line-height: 1;
      border: 1px solid transparent;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #1a1015;
      background: linear-gradient(135deg, var(--gold-2), var(--gold));
      box-shadow: 0 14px 30px rgba(214, 163, 95, .22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 44px rgba(214, 163, 95, .32);
      background: linear-gradient(135deg, #ffd592, var(--gold));
      color: #1a1015;
    }

    .btn-secondary {
      color: var(--gold-2);
      border-color: var(--line-gold);
      background: rgba(214, 163, 95, .06);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(214, 163, 95, .48);
      background: rgba(214, 163, 95, .12);
      color: var(--gold-2);
    }

    .btn-dark {
      color: var(--text);
      border-color: var(--line);
      background: rgba(255,255,255,.05);
    }

    .btn-dark:hover {
      border-color: var(--line-gold);
      color: var(--gold-2);
      transform: translateY(-2px);
      background: rgba(214, 163, 95, .08);
    }

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

    .menu-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 16px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,.04);
      transition: border-color .22s ease, background .22s ease;
    }

    .menu-toggle:hover {
      border-color: var(--line-gold);
      background: rgba(214, 163, 95, .08);
    }

    .menu-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      margin: 5px auto;
      background: var(--text);
      border-radius: 999px;
      transition: transform .22s ease, opacity .22s ease;
    }

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

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

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

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      background: rgba(18, 11, 15, .98);
    }

    .mobile-panel .container {
      padding: 12px 0 18px;
      display: grid;
      gap: 8px;
    }

    .mobile-panel a {
      padding: 13px 14px;
      border-radius: 16px;
      color: var(--muted);
      background: rgba(255,255,255,.035);
      border: 1px solid transparent;
      transition: color .22s ease, border-color .22s ease, background .22s ease;
    }

    .mobile-panel a:hover {
      color: var(--gold-2);
      border-color: var(--line-gold);
      background: rgba(214, 163, 95, .08);
    }

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

    .badge-18,
    .pill,
    .meta-pill {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      line-height: 1;
      white-space: nowrap;
    }

    .badge-18 {
      padding: 9px 13px;
      color: var(--text);
      background: rgba(168, 62, 75, .2);
      border: 1px solid rgba(214, 163, 95, .32);
      font-weight: 800;
      letter-spacing: .03em;
    }

    .pill {
      padding: 8px 12px;
      color: var(--muted);
      background: rgba(255,255,255,.05);
      border: 1px solid var(--line);
      font-size: 13px;
    }

    .meta-pill {
      padding: 8px 12px;
      color: var(--gold-2);
      background: rgba(214, 163, 95, .08);
      border: 1px solid var(--line-gold);
      font-size: 13px;
      font-weight: 700;
    }

    .article-hero {
      padding: 54px 0 36px;
      position: relative;
    }

    .article-hero::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 360px;
      background:
        linear-gradient(90deg, rgba(18,11,15,.82), rgba(18,11,15,.56)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      opacity: .38;
      border-bottom: 1px solid var(--line);
      z-index: -1;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 9px;
      margin: 0 0 28px;
      color: var(--subtle);
      font-size: 14px;
    }

    .breadcrumb a {
      color: var(--muted);
      transition: color .2s ease;
    }

    .breadcrumb a:hover {
      color: var(--gold-2);
    }

    .breadcrumb .sep {
      color: rgba(215,201,190,.42);
    }

    .article-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 34px;
      align-items: end;
    }

    .article-title-panel {
      padding: 32px;
      border-radius: var(--radius-xl);
      background: linear-gradient(145deg, rgba(36,22,29,.9), rgba(26,16,21,.78));
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .article-title-panel::after {
      content: "";
      position: absolute;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      right: -92px;
      top: -112px;
      background: rgba(214, 163, 95, .12);
      filter: blur(8px);
      pointer-events: none;
    }

    .article-kicker {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 18px;
    }

    h1 {
      margin: 0;
      color: var(--text);
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.12;
      letter-spacing: -.055em;
      font-weight: 820;
      max-width: 920px;
    }

    .article-desc {
      margin: 20px 0 0;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.85;
      max-width: 860px;
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-top: 24px;
      color: var(--subtle);
      font-size: 14px;
    }

    .cover-card {
      border-radius: var(--radius-xl);
      min-height: 390px;
      overflow: hidden;
      border: 1px solid var(--line-gold);
      box-shadow: var(--shadow);
      position: relative;
      background: var(--panel);
    }

    .cover-card img {
      width: 100%;
      height: 390px;
      object-fit: cover;
      filter: saturate(.88) contrast(1.06);
    }

    .cover-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(18,11,15,.08), rgba(18,11,15,.74));
      pointer-events: none;
    }

    .cover-caption {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      z-index: 2;
      padding: 16px;
      border-radius: 20px;
      background: rgba(18,11,15,.72);
      border: 1px solid rgba(255,255,255,.1);
      backdrop-filter: blur(14px);
      color: var(--muted);
      font-size: 14px;
    }

    .notice-strip {
      margin-top: 28px;
      border: 1px solid rgba(214, 163, 95, .24);
      background: linear-gradient(90deg, rgba(168, 62, 75, .18), rgba(214, 163, 95, .07));
      border-radius: var(--radius-lg);
      padding: 16px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      box-shadow: var(--shadow-soft);
    }

    .notice-strip p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .main-section {
      padding: 46px 0 var(--section);
    }

    .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 820px) minmax(280px, 1fr);
      gap: 32px;
      align-items: start;
    }

    .article-body-card {
      border-radius: var(--radius-xl);
      background: rgba(36, 22, 29, .74);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .summary-box {
      margin: 0;
      padding: 24px 28px;
      background: rgba(214, 163, 95, .06);
      border-bottom: 1px solid var(--line);
      color: var(--muted);
      font-size: 16px;
      line-height: 1.85;
      position: relative;
    }

    .summary-box::before {
      content: "";
      position: absolute;
      left: 0;
      top: 22px;
      bottom: 22px;
      width: 4px;
      border-radius: 999px;
      background: linear-gradient(180deg, var(--gold-2), var(--red));
    }

    .article-content {
      padding: 34px 36px 40px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.9;
      overflow-wrap: anywhere;
    }

    .article-content h2,
    .article-content h3,
    .article-content h4 {
      color: var(--text);
      line-height: 1.35;
      letter-spacing: -.025em;
      font-weight: 800;
    }

    .article-content h2 {
      margin: 46px 0 16px;
      font-size: clamp(25px, 3vw, 34px);
    }

    .article-content h3 {
      margin: 34px 0 12px;
      font-size: 22px;
    }

    .article-content h4 {
      margin: 28px 0 10px;
      font-size: 19px;
    }

    .article-content p {
      margin: 0 0 20px;
    }

    .article-content a {
      color: var(--gold-2);
      text-decoration: underline;
      text-decoration-color: rgba(214,163,95,.45);
      text-underline-offset: 4px;
      transition: color .2s ease, text-decoration-color .2s ease;
    }

    .article-content a:hover {
      color: #ffd592;
      text-decoration-color: #ffd592;
    }

    .article-content ul,
    .article-content ol {
      margin: 18px 0 24px;
      padding-left: 1.35em;
    }

    .article-content li {
      margin: 8px 0;
    }

    .article-content blockquote {
      margin: 28px 0;
      padding: 18px 22px;
      border-left: 4px solid var(--gold);
      border-radius: 0 18px 18px 0;
      background: rgba(214, 163, 95, .07);
      color: var(--text);
    }

    .article-content img {
      border-radius: 22px;
      margin: 28px auto;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .article-content table {
      width: 100%;
      border-collapse: collapse;
      margin: 26px 0;
      display: block;
      overflow-x: auto;
      white-space: nowrap;
      border: 1px solid var(--line);
      border-radius: 18px;
    }

    .article-content th,
    .article-content td {
      padding: 12px 14px;
      border-bottom: 1px solid var(--line);
      color: var(--muted);
    }

    .article-content th {
      color: var(--text);
      background: rgba(255,255,255,.04);
    }

    .not-found {
      padding: 42px 36px;
      text-align: center;
      color: var(--muted);
    }

    .not-found h2 {
      margin: 0 0 12px;
      color: var(--text);
      font-size: 30px;
      font-weight: 800;
    }

    .sidebar {
      position: sticky;
      top: 100px;
      display: grid;
      gap: 18px;
    }

    .side-card,
    .recommend-card,
    .faq-card,
    .cta-panel {
      border-radius: var(--radius-lg);
      background: rgba(36, 22, 29, .72);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .side-card {
      padding: 22px;
    }

    .side-title {
      margin: 0 0 12px;
      color: var(--text);
      font-size: 18px;
      font-weight: 800;
    }

    .side-text {
      margin: 0;
      color: var(--subtle);
      font-size: 14px;
      line-height: 1.75;
    }

    .side-list {
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .side-list li {
      display: flex;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .side-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 9px;
      border-radius: 50%;
      background: var(--gold);
      box-shadow: 0 0 0 4px rgba(214,163,95,.1);
      flex: 0 0 auto;
    }

    .side-image {
      overflow: hidden;
      padding: 0;
    }

    .side-image img {
      width: 100%;
      height: 210px;
      object-fit: cover;
      opacity: .86;
    }

    .side-image .side-card-inner {
      padding: 20px;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 24px;
    }

    .section-eyebrow {
      display: inline-flex;
      margin-bottom: 10px;
      color: var(--gold-2);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .12em;
    }

    .section-title {
      margin: 0;
      color: var(--text);
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.2;
      font-weight: 820;
      letter-spacing: -.04em;
    }

    .section-desc {
      margin: 10px 0 0;
      max-width: 680px;
      color: var(--subtle);
      font-size: 16px;
      line-height: 1.8;
    }

    .recommend-section {
      padding: 0 0 var(--section);
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 22px;
    }

    .recommend-card {
      padding: 24px;
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }

    .recommend-card:hover {
      transform: translateY(-3px);
      border-color: var(--line-gold);
      box-shadow: var(--shadow);
      background: rgba(42, 26, 34, .86);
    }

    .recommend-card.featured {
      min-height: 260px;
      display: grid;
      align-content: end;
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(180deg, rgba(18,11,15,.08), rgba(18,11,15,.9)),
        url("/assets/images/coverpic/cover-2.webp") center/cover no-repeat;
    }

    .recommend-card.featured::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(214, 163, 95, .12), transparent 45%);
      pointer-events: none;
    }

    .recommend-card > * {
      position: relative;
      z-index: 1;
    }

    .recommend-title {
      margin: 12px 0 10px;
      color: var(--text);
      font-size: 22px;
      line-height: 1.4;
      font-weight: 800;
      transition: color .2s ease;
    }

    .recommend-card:hover .recommend-title {
      color: var(--gold-2);
    }

    .recommend-text {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .recommend-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
      color: var(--subtle);
      font-size: 13px;
    }

    .mini-list {
      display: grid;
      gap: 14px;
    }

    .faq-section {
      padding: 0 0 var(--section);
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 18px;
    }

    .faq-card {
      padding: 22px;
      transition: transform .22s ease, border-color .22s ease, background .22s ease;
    }

    .faq-card:hover {
      transform: translateY(-3px);
      border-color: var(--line-gold);
      background: rgba(42, 26, 34, .82);
    }

    .faq-card h3 {
      margin: 0 0 10px;
      color: var(--text);
      font-size: 18px;
      line-height: 1.4;
      font-weight: 800;
    }

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

    .cta-section {
      padding: 0 0 var(--section);
    }

    .cta-panel {
      padding: 34px;
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 26px;
      background:
        radial-gradient(circle at 12% 20%, rgba(214,163,95,.17), transparent 32%),
        linear-gradient(135deg, rgba(36,22,29,.88), rgba(26,16,21,.86));
      border-color: var(--line-gold);
      overflow: hidden;
      position: relative;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      right: -120px;
      bottom: -120px;
      border-radius: 50%;
      background: rgba(168,62,75,.18);
      pointer-events: none;
    }

    .cta-panel h2 {
      margin: 0;
      color: var(--text);
      font-size: clamp(26px, 4vw, 38px);
      line-height: 1.25;
      font-weight: 820;
      letter-spacing: -.035em;
    }

    .cta-panel p {
      margin: 12px 0 0;
      color: var(--muted);
      max-width: 760px;
    }

    .cta-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    .site-footer {
      background: #0b0709;
      border-top: 1px solid rgba(214, 163, 95, .18);
      padding: 54px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr .65fr 1fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-size: 18px;
      font-weight: 850;
      color: var(--text);
    }

    .footer-text {
      margin: 18px 0 0;
      max-width: 560px;
      color: var(--subtle);
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-title {
      color: var(--text);
      font-weight: 800;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: var(--subtle);
      font-size: 14px;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover {
      color: var(--gold-2);
      transform: translateX(3px);
    }

    .footer-note {
      padding: 16px;
      border-radius: 18px;
      border: 1px solid rgba(214, 163, 95, .18);
      background: rgba(214, 163, 95, .06);
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      color: rgba(215, 201, 190, .68);
      font-size: 13px;
      flex-wrap: wrap;
    }

    @media (max-width: 1024px) {
      :root {
        --section: 76px;
      }

      .desktop-nav {
        display: none;
      }

      .menu-toggle {
        display: inline-block;
      }

      .article-head {
        grid-template-columns: 1fr;
      }

      .cover-card {
        min-height: 320px;
      }

      .cover-card img {
        height: 320px;
      }

      .article-layout {
        grid-template-columns: 1fr;
      }

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

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

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

      .footer-grid > div:first-child {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 768px) {
      :root {
        --section: 64px;
      }

      .container {
        width: min(100% - 28px, var(--container));
      }

      .nav-wrap {
        min-height: 68px;
      }

      .brand-title {
        font-size: 16px;
      }

      .brand-sub {
        font-size: 11px;
      }

      .header-actions .btn {
        display: none;
      }

      .article-hero {
        padding: 36px 0 26px;
      }

      .article-title-panel {
        padding: 24px;
        border-radius: 26px;
      }

      .article-desc {
        font-size: 16px;
      }

      .notice-strip {
        align-items: flex-start;
        flex-direction: column;
      }

      .article-content {
        padding: 28px 22px 32px;
        font-size: 16px;
      }

      .summary-box {
        padding: 22px 22px 22px 26px;
      }

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

      .section-head {
        display: block;
      }

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

      .cta-panel {
        grid-template-columns: 1fr;
        padding: 28px;
      }

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

      .copyright {
        align-items: flex-start;
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 32px;
      }

      .brand {
        gap: 9px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 14px;
      }

      .article-title-panel {
        padding: 20px;
      }

      .cover-card,
      .cover-card img {
        min-height: 260px;
        height: 260px;
      }

      .breadcrumb {
        font-size: 13px;
      }

      .article-meta {
        gap: 8px;
      }

      .badge-18,
      .pill,
      .meta-pill {
        white-space: normal;
        line-height: 1.35;
      }

      .btn {
        width: 100%;
      }

      .cta-actions {
        width: 100%;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}