/* roulang page: index */
:root {
      --bg: #141111;
      --bg-deep: #0d0b0b;
      --panel: rgba(35, 30, 30, .86);
      --panel-solid: #211c1c;
      --panel-soft: #2a2222;
      --line: rgba(232, 198, 174, .14);
      --line-strong: rgba(218, 119, 102, .34);
      --text: #f7efe7;
      --muted: #b9aaa0;
      --subtle: #83756e;
      --brand: #b84f48;
      --brand-2: #d46b5f;
      --brand-dark: #702c2d;
      --champagne: #f0d8b8;
      --green: #8fbd9c;
      --warn: #f1a86b;
      --shadow: 0 24px 70px rgba(0, 0, 0, .36);
      --shadow-soft: 0 16px 42px rgba(0, 0, 0, .25);
      --radius-xl: 30px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --header-h: 78px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      background: var(--bg-deep);
    }

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      line-height: 1.75;
      background:
        radial-gradient(circle at 12% 0%, rgba(184, 79, 72, .24), transparent 34%),
        radial-gradient(circle at 82% 12%, rgba(240, 216, 184, .10), transparent 28%),
        linear-gradient(180deg, #191313 0%, #141111 48%, #0d0b0b 100%);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -1;
      opacity: .25;
      background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
      background-size: 36px 36px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.8), transparent 82%);
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), transform .22s var(--ease);
    }

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

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

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(212, 107, 95, .72);
      outline-offset: 4px;
      border-radius: 12px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      height: var(--header-h);
      backdrop-filter: blur(18px);
      background: rgba(13, 11, 11, .72);
      border-bottom: 1px solid rgba(232, 198, 174, .10);
      transition: background .25s var(--ease), box-shadow .25s var(--ease);
    }

    .site-header.is-scrolled {
      background: rgba(13, 11, 11, .94);
      box-shadow: 0 16px 50px rgba(0,0,0,.28);
    }

    .nav {
      height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: var(--champagne);
      font-weight: 800;
      letter-spacing: .04em;
      background:
        radial-gradient(circle at 30% 20%, rgba(240,216,184,.34), transparent 32%),
        linear-gradient(145deg, #7b2d31, #211515 62%, #0f0b0b);
      border: 1px solid rgba(240,216,184,.22);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.13), 0 10px 30px rgba(184,79,72,.18);
      flex: 0 0 auto;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      min-width: 0;
    }

    .brand-name {
      max-width: 310px;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
      font-size: 17px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--text);
    }

    .brand-note {
      font-size: 12px;
      color: var(--muted);
      letter-spacing: .06em;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 6px;
      list-style: none;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      border: 1px solid transparent;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--text);
      background: rgba(255,255,255,.055);
      border-color: rgba(240,216,184,.12);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      color: #fff8f1;
      background: linear-gradient(135deg, var(--brand), #8b3539);
      box-shadow: 0 12px 26px rgba(184,79,72,.26);
      font-weight: 700;
      font-size: 14px;
      white-space: nowrap;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      filter: brightness(1.06);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      color: var(--text);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(240,216,184,.12);
      position: relative;
    }

    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      height: 2px;
      border-radius: 2px;
      background: var(--champagne);
      transition: transform .22s var(--ease), opacity .22s var(--ease);
    }

    .menu-toggle::before { top: 14px; }
    .menu-toggle span { top: 21px; }
    .menu-toggle::after { top: 28px; }

    .menu-toggle.is-open::before {
      transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.is-open span {
      opacity: 0;
    }

    .menu-toggle.is-open::after {
      transform: translateY(-7px) rotate(-45deg);
    }

    .notice-bar {
      border-bottom: 1px solid rgba(232,198,174,.08);
      background: rgba(112, 44, 45, .26);
    }

    .notice-inner {
      min-height: 42px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
      text-align: center;
    }

    .notice-inner strong {
      color: var(--champagne);
    }

    .badge, .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      border: 1px solid rgba(240,216,184,.16);
      background: rgba(255,255,255,.055);
      color: var(--champagne);
      line-height: 1;
      white-space: nowrap;
    }

    .badge {
      min-height: 34px;
      padding: 8px 12px;
      font-size: 13px;
      font-weight: 700;
    }

    .badge.danger {
      border-color: rgba(212,107,95,.36);
      background: rgba(184,79,72,.16);
      color: #ffd9d3;
    }

    .tag {
      padding: 7px 10px;
      font-size: 12px;
      color: var(--muted);
    }

    .section {
      padding: 88px 0;
      position: relative;
    }

    .section.compact {
      padding: 58px 0;
    }

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
      color: var(--brand-2);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .08em;
    }

    .section-kicker::before {
      content: "";
      width: 22px;
      height: 1px;
      background: var(--brand-2);
      opacity: .72;
    }

    .section-title {
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.16;
      letter-spacing: -.04em;
      color: var(--text);
      max-width: 760px;
    }

    .section-desc {
      color: var(--muted);
      max-width: 520px;
      font-size: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 800;
      letter-spacing: -.01em;
      border: 1px solid transparent;
      transition: transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease);
    }

    .btn-primary {
      color: #fff7ef;
      background: linear-gradient(135deg, #d46b5f, #a33d3e 58%, #7b2d31);
      box-shadow: 0 18px 38px rgba(184,79,72,.28);
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 24px 48px rgba(184,79,72,.34);
      filter: brightness(1.04);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255,255,255,.05);
      border-color: rgba(240,216,184,.16);
    }

    .btn-secondary:hover {
      transform: translateY(-3px);
      border-color: rgba(240,216,184,.34);
      background: rgba(255,255,255,.08);
    }

    .hero {
      min-height: calc(100vh - var(--header-h) - 42px);
      display: grid;
      align-items: center;
      padding: 76px 0 72px;
      position: relative;
      overflow: hidden;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto -8% -20% 22%;
      height: 420px;
      background: radial-gradient(circle, rgba(184,79,72,.22), transparent 66%);
      pointer-events: none;
      filter: blur(10px);
    }

    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 46px;
      align-items: center;
    }

    .hero-copy {
      max-width: 710px;
    }

    .hero-brandline {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
    }

    .hero h1 {
      font-size: clamp(40px, 6.6vw, 76px);
      line-height: .98;
      letter-spacing: -.07em;
      color: #fff8ef;
      max-width: 820px;
      text-wrap: balance;
    }

    .hero h1 .soft {
      color: var(--champagne);
      text-shadow: 0 0 40px rgba(240,216,184,.12);
    }

    .hero-lead {
      margin-top: 24px;
      max-width: 660px;
      color: #d2c4ba;
      font-size: 18px;
      line-height: 1.9;
    }

    .hero-actions {
      margin-top: 32px;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .trust-list {
      margin-top: 28px;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px 18px;
      list-style: none;
      color: var(--muted);
      font-size: 14px;
    }

    .trust-list li {
      display: flex;
      align-items: center;
      gap: 9px;
    }

    .trust-list li::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--brand-2);
      box-shadow: 0 0 0 4px rgba(212,107,95,.12);
      flex: 0 0 auto;
    }

    .hero-visual {
      position: relative;
      min-height: 560px;
      border-radius: var(--radius-xl);
      overflow: hidden;
      border: 1px solid rgba(240,216,184,.16);
      background:
        linear-gradient(180deg, rgba(13,11,11,.10), rgba(13,11,11,.82)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow: var(--shadow);
    }

    .hero-visual::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 50% 15%, rgba(240,216,184,.16), transparent 25%),
        linear-gradient(135deg, rgba(184,79,72,.14), transparent 55%);
      pointer-events: none;
    }

    .cover-mosaic {
      position: absolute;
      inset: 26px;
      display: grid;
      grid-template-columns: 1fr .82fr;
      grid-template-rows: 1.1fr .9fr;
      gap: 14px;
    }

    .mosaic-card {
      position: relative;
      overflow: hidden;
      border-radius: 22px;
      border: 1px solid rgba(240,216,184,.14);
      background: rgba(17,14,14,.72);
      box-shadow: 0 18px 44px rgba(0,0,0,.28);
    }

    .mosaic-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: .76;
      filter: saturate(.8) contrast(1.05);
      transition: transform .5s var(--ease), opacity .5s var(--ease);
    }

    .mosaic-card:hover img {
      transform: scale(1.04);
      opacity: .88;
    }

    .mosaic-card.big {
      grid-row: span 2;
    }

    .mosaic-caption {
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 16px;
      padding: 14px;
      border-radius: 16px;
      background: rgba(13,11,11,.72);
      border: 1px solid rgba(240,216,184,.13);
      backdrop-filter: blur(12px);
    }

    .mosaic-caption strong {
      display: block;
      color: var(--text);
      font-size: 16px;
      margin-bottom: 3px;
    }

    .mosaic-caption span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }

    .age-card {
      position: absolute;
      right: 28px;
      bottom: 28px;
      width: min(300px, calc(100% - 56px));
      padding: 22px;
      border-radius: 24px;
      background: rgba(18,14,14,.82);
      border: 1px solid rgba(212,107,95,.32);
      backdrop-filter: blur(18px);
      box-shadow: 0 20px 60px rgba(0,0,0,.36);
    }

    .age-card .num {
      font-size: 46px;
      line-height: 1;
      font-weight: 900;
      color: var(--champagne);
      letter-spacing: -.05em;
    }

    .age-card p {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .stats-strip {
      margin-top: -32px;
      position: relative;
      z-index: 4;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
      padding: 14px;
      border-radius: 28px;
      background: rgba(20,17,17,.72);
      border: 1px solid rgba(240,216,184,.12);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow-soft);
    }

    .stat-card {
      padding: 22px;
      border-radius: 20px;
      background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
      border: 1px solid rgba(240,216,184,.09);
    }

    .stat-card strong {
      display: block;
      font-size: 28px;
      line-height: 1;
      color: var(--champagne);
      letter-spacing: -.03em;
    }

    .stat-card span {
      display: block;
      margin-top: 9px;
      color: var(--muted);
      font-size: 14px;
    }

    .guide-layout {
      display: grid;
      grid-template-columns: 1.08fr .92fr;
      gap: 18px;
      align-items: stretch;
    }

    .guide-large {
      min-height: 330px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      padding: 30px;
      border-radius: var(--radius-xl);
      overflow: hidden;
      position: relative;
      background: linear-gradient(180deg, rgba(13,11,11,.10), rgba(13,11,11,.88)), url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      border: 1px solid rgba(240,216,184,.14);
      box-shadow: var(--shadow-soft);
    }

    .guide-large.alt {
      background-image: linear-gradient(180deg, rgba(13,11,11,.06), rgba(13,11,11,.88)), url('/assets/images/coverpic/cover-2.webp');
    }

    .guide-large::after {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 25% 15%, rgba(212,107,95,.24), transparent 38%);
      pointer-events: none;
    }

    .guide-large > * {
      position: relative;
      z-index: 1;
    }

    .guide-large h3,
    .small-tile h3,
    .experience-card h3,
    .article-card h3 {
      color: var(--text);
      line-height: 1.35;
      letter-spacing: -.03em;
    }

    .guide-large h3 {
      max-width: 430px;
      margin-top: 14px;
      font-size: 28px;
    }

    .guide-large p {
      max-width: 520px;
      margin-top: 10px;
      color: var(--muted);
    }

    .guide-side {
      display: grid;
      gap: 18px;
    }

    .small-tiles {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
      margin-top: 18px;
    }

    .small-tile {
      min-height: 178px;
      padding: 24px;
      border-radius: 24px;
      background: rgba(35,30,30,.72);
      border: 1px solid rgba(240,216,184,.11);
      transition: transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
    }

    .small-tile:hover {
      transform: translateY(-4px);
      border-color: rgba(212,107,95,.35);
      background: rgba(42,34,34,.86);
    }

    .small-tile .icon,
    .experience-card .icon {
      width: 44px;
      height: 44px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      margin-bottom: 16px;
      color: var(--champagne);
      background: rgba(184,79,72,.16);
      border: 1px solid rgba(212,107,95,.26);
    }

    .small-tile p,
    .experience-card p,
    .article-card p {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
    }

    .experience-wrap {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 24px;
      align-items: start;
    }

    .experience-panel {
      position: sticky;
      top: 100px;
      padding: 30px;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(240,216,184,.13);
      background:
        linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.025)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      overflow: hidden;
      box-shadow: var(--shadow-soft);
    }

    .experience-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(13,11,11,.26), rgba(13,11,11,.84));
      pointer-events: none;
    }

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

    .experience-panel h2 {
      margin-top: 16px;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.2;
      letter-spacing: -.04em;
    }

    .experience-panel p {
      margin-top: 12px;
      color: var(--muted);
    }

    .experience-list {
      display: grid;
      gap: 16px;
      counter-reset: steps;
    }

    .experience-card {
      position: relative;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 18px;
      padding: 24px;
      border-radius: 24px;
      background: rgba(35,30,30,.76);
      border: 1px solid rgba(240,216,184,.11);
      transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
      counter-increment: steps;
    }

    .experience-card:hover {
      transform: translateX(4px);
      border-color: rgba(212,107,95,.32);
      box-shadow: 0 16px 42px rgba(0,0,0,.22);
    }

    .experience-card::after {
      content: "0" counter(steps);
      position: absolute;
      right: 22px;
      top: 18px;
      color: rgba(240,216,184,.12);
      font-size: 34px;
      line-height: 1;
      font-weight: 900;
      letter-spacing: -.05em;
    }

    .updates-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 350px;
      gap: 22px;
      align-items: start;
    }

    .updates-list {
      display: grid;
      gap: 16px;
    }

    .article-card {
      display: block;
      padding: 22px;
      border-radius: 24px;
      background: rgba(35,30,30,.80);
      border: 1px solid rgba(240,216,184,.11);
      transition: transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), box-shadow .22s var(--ease);
    }

    .article-card:hover {
      transform: translateY(-3px);
      border-color: rgba(212,107,95,.36);
      background: rgba(42,34,34,.92);
      box-shadow: var(--shadow-soft);
    }

    .article-card:hover h3 {
      color: var(--champagne);
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
      color: var(--subtle);
      font-size: 13px;
    }

    .article-card h3 {
      font-size: 21px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .article-card p {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      margin-top: 10px;
      line-height: 1.75;
    }

    .read-more {
      margin-top: 16px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--champagne);
      font-size: 14px;
      font-weight: 800;
    }

    .read-more::after {
      content: "→";
      transition: transform .22s var(--ease);
    }

    .article-card:hover .read-more::after {
      transform: translateX(4px);
    }

    .updates-sidebar {
      position: sticky;
      top: 100px;
      display: grid;
      gap: 16px;
    }

    .side-card,
    .empty-state {
      padding: 24px;
      border-radius: 24px;
      background: rgba(35,30,30,.78);
      border: 1px solid rgba(240,216,184,.11);
    }

    .side-card h3 {
      color: var(--text);
      font-size: 18px;
      margin-bottom: 12px;
    }

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

    .side-list {
      margin-top: 14px;
      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: 7px;
      height: 7px;
      margin-top: 10px;
      border-radius: 50%;
      background: var(--brand-2);
      flex: 0 0 auto;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      margin-top: 14px;
    }

    .empty-state {
      text-align: center;
      padding: 44px 24px;
    }

    .empty-icon {
      width: 64px;
      height: 64px;
      margin: 0 auto 18px;
      display: grid;
      place-items: center;
      border-radius: 22px;
      color: var(--champagne);
      background: rgba(184,79,72,.14);
      border: 1px solid rgba(212,107,95,.28);
    }

    .empty-state p {
      color: var(--muted);
      margin-bottom: 18px;
    }

    .compliance-panel {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: 42px;
      border: 1px solid rgba(212,107,95,.26);
      background:
        radial-gradient(circle at 85% 18%, rgba(212,107,95,.24), transparent 34%),
        linear-gradient(135deg, rgba(70,36,36,.95), rgba(25,20,20,.96));
      box-shadow: var(--shadow);
    }

    .compliance-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-3.jpg');
      background-size: cover;
      background-position: center;
      opacity: .10;
      mix-blend-mode: screen;
    }

    .compliance-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 34px;
      align-items: start;
    }

    .compliance-panel h2 {
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.14;
      letter-spacing: -.04em;
    }

    .compliance-panel p {
      margin-top: 16px;
      color: #d7c8be;
    }

    .check-list {
      display: grid;
      gap: 12px;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 12px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(13,11,11,.38);
      border: 1px solid rgba(240,216,184,.10);
      color: #dbcfc6;
    }

    .check-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: #fff8ef;
      background: rgba(212,107,95,.70);
      flex: 0 0 auto;
      font-size: 13px;
      font-weight: 900;
    }

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

    .proof-card {
      min-height: 228px;
      border-radius: 26px;
      overflow: hidden;
      border: 1px solid rgba(240,216,184,.12);
      background: rgba(35,30,30,.76);
      transition: transform .22s var(--ease), border-color .22s var(--ease);
    }

    .proof-card:hover {
      transform: translateY(-4px);
      border-color: rgba(212,107,95,.34);
    }

    .proof-card img {
      width: 100%;
      height: 150px;
      object-fit: cover;
      opacity: .78;
    }

    .proof-card div {
      padding: 18px;
    }

    .proof-card h3 {
      font-size: 18px;
      color: var(--text);
    }

    .proof-card p {
      margin-top: 6px;
      font-size: 14px;
      color: var(--muted);
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      align-items: start;
    }

    .faq-item {
      border-radius: 22px;
      background: rgba(35,30,30,.78);
      border: 1px solid rgba(240,216,184,.11);
      overflow: hidden;
      transition: border-color .22s var(--ease), background .22s var(--ease);
    }

    .faq-item:hover,
    .faq-item[open] {
      border-color: rgba(212,107,95,.34);
      background: rgba(42,34,34,.90);
    }

    .faq-item summary {
      list-style: none;
      padding: 20px 22px;
      cursor: pointer;
      color: var(--text);
      font-weight: 800;
      display: flex;
      justify-content: space-between;
      gap: 18px;
    }

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

    .faq-item summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--champagne);
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(240,216,184,.12);
      flex: 0 0 auto;
      transition: transform .22s var(--ease);
    }

    .faq-item[open] summary::after {
      content: "−";
      transform: rotate(180deg);
    }

    .faq-item p {
      padding: 0 22px 22px;
      color: var(--muted);
      font-size: 15px;
    }

    .feedback-wrap {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
      align-items: stretch;
    }

    .feedback-note,
    .feedback-form {
      border-radius: var(--radius-xl);
      background: rgba(35,30,30,.78);
      border: 1px solid rgba(240,216,184,.11);
      padding: 30px;
    }

    .feedback-note h2 {
      font-size: clamp(28px, 4vw, 40px);
      line-height: 1.18;
      letter-spacing: -.04em;
    }

    .feedback-note p {
      margin-top: 14px;
      color: var(--muted);
    }

    .form-grid {
      display: grid;
      gap: 14px;
    }

    .form-row {
      display: grid;
      gap: 8px;
    }

    .form-row label {
      color: var(--champagne);
      font-size: 14px;
      font-weight: 800;
    }

    .form-row input,
    .form-row textarea,
    .form-row select {
      width: 100%;
      border: 1px solid rgba(240,216,184,.12);
      border-radius: 16px;
      background: rgba(13,11,11,.48);
      color: var(--text);
      padding: 13px 14px;
      outline: none;
      transition: border-color .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
    }

    .form-row textarea {
      min-height: 120px;
      resize: vertical;
    }

    .form-row input:focus,
    .form-row textarea:focus,
    .form-row select:focus {
      border-color: rgba(212,107,95,.62);
      box-shadow: 0 0 0 4px rgba(212,107,95,.13);
      background: rgba(13,11,11,.64);
    }

    .form-hint {
      color: var(--subtle);
      font-size: 13px;
      line-height: 1.7;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      padding: 38px;
      border-radius: 34px;
      background:
        radial-gradient(circle at 12% 20%, rgba(240,216,184,.16), transparent 34%),
        linear-gradient(135deg, #7f2f34, #2a1718 64%, #120d0d);
      border: 1px solid rgba(240,216,184,.16);
      box-shadow: var(--shadow);
    }

    .cta-panel h2 {
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.14;
      letter-spacing: -.04em;
    }

    .cta-panel p {
      margin-top: 10px;
      color: #dbcfc6;
      max-width: 680px;
    }

    .site-footer {
      padding: 54px 0 28px;
      background:
        linear-gradient(180deg, rgba(13,11,11,.4), rgba(13,11,11,.98)),
        #0d0b0b;
      border-top: 1px solid rgba(212,107,95,.22);
    }

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

    .footer-title {
      color: var(--text);
      font-weight: 900;
      font-size: 18px;
      margin-bottom: 12px;
    }

    .footer-text {
      color: var(--muted);
      font-size: 14px;
      max-width: 460px;
    }

    .footer-links,
    .footer-rules {
      list-style: none;
      display: grid;
      gap: 10px;
    }

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

    .footer-links a:hover {
      color: var(--champagne);
      padding-left: 3px;
    }

    .footer-rules li {
      color: var(--muted);
      font-size: 14px;
      display: flex;
      gap: 9px;
    }

    .footer-rules li::before {
      content: "";
      width: 6px;
      height: 6px;
      margin-top: 10px;
      border-radius: 50%;
      background: var(--brand-2);
      flex: 0 0 auto;
    }

    .footer-bottom {
      margin-top: 36px;
      padding-top: 20px;
      border-top: 1px solid rgba(240,216,184,.08);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px;
      color: var(--subtle);
      font-size: 13px;
    }

    .back-top {
      color: var(--champagne);
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .guide-layout,
      .experience-wrap,
      .updates-layout,
      .compliance-grid,
      .feedback-wrap {
        grid-template-columns: 1fr;
      }

      .hero-visual {
        min-height: 500px;
      }

      .experience-panel,
      .updates-sidebar {
        position: relative;
        top: auto;
      }

      .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

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

    @media (max-width: 820px) {
      :root {
        --header-h: 68px;
      }

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

      .nav-links,
      .nav-cta {
        display: none;
      }

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

      .mobile-panel {
        position: fixed;
        left: 14px;
        right: 14px;
        top: calc(var(--header-h) + 10px);
        padding: 14px;
        border-radius: 24px;
        background: rgba(18,14,14,.96);
        border: 1px solid rgba(240,216,184,.14);
        box-shadow: var(--shadow);
        transform: translateY(-12px);
        opacity: 0;
        pointer-events: none;
        transition: opacity .22s var(--ease), transform .22s var(--ease);
      }

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

      .mobile-panel a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 48px;
        padding: 0 14px;
        border-radius: 16px;
        color: var(--muted);
      }

      .mobile-panel a:hover,
      .mobile-panel a.active {
        color: var(--text);
        background: rgba(255,255,255,.06);
      }

      .mobile-age {
        margin-top: 10px;
        padding: 12px 14px;
        border-radius: 16px;
        color: var(--champagne);
        background: rgba(184,79,72,.14);
        border: 1px solid rgba(212,107,95,.26);
        font-size: 13px;
      }

      .section {
        padding: 62px 0;
      }

      .section-head,
      .cta-panel {
        grid-template-columns: 1fr;
        align-items: start;
      }

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

      .hero {
        padding: 52px 0 58px;
      }

      .trust-list,
      .small-tiles,
      .proof-grid,
      .faq-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .cover-mosaic {
        inset: 18px;
        grid-template-columns: 1fr;
      }

      .mosaic-card:not(.big) {
        display: none;
      }

      .age-card {
        right: 18px;
        bottom: 18px;
      }
    }

    @media (max-width: 520px) {
      .brand-name {
        max-width: 210px;
        font-size: 15px;
      }

      .brand-note {
        display: none;
      }

      .notice-inner {
        font-size: 12px;
        line-height: 1.5;
        padding: 8px 0;
      }

      .hero h1 {
        font-size: 38px;
      }

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

      .hero-actions,
      .cta-panel {
        align-items: stretch;
      }

      .btn,
      .hero-actions .btn,
      .cta-panel .btn {
        width: 100%;
      }

      .hero-visual {
        min-height: 420px;
        border-radius: 24px;
      }

      .age-card {
        width: auto;
        padding: 18px;
      }

      .stats-grid {
        grid-template-columns: 1fr;
        padding: 10px;
      }

      .stat-card,
      .small-tile,
      .experience-card,
      .article-card,
      .side-card,
      .feedback-note,
      .feedback-form {
        padding: 20px;
      }

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

      .compliance-panel,
      .cta-panel {
        padding: 26px;
        border-radius: 26px;
      }
    }

/* roulang page: article */
:root {
      --bg: #141111;
      --bg-deep: #0d0b0b;
      --panel: rgba(35, 30, 30, .86);
      --panel-solid: #211c1c;
      --panel-soft: #2a2222;
      --line: rgba(232, 198, 174, .14);
      --line-strong: rgba(218, 119, 102, .34);
      --text: #f7efe7;
      --muted: #b9aaa0;
      --subtle: #83756e;
      --brand: #b84f48;
      --brand-2: #d46b5f;
      --brand-dark: #702c2d;
      --champagne: #f0d8b8;
      --green: #8fbd9c;
      --warn: #f1a86b;
      --shadow: 0 24px 70px rgba(0, 0, 0, .36);
      --shadow-soft: 0 16px 42px rgba(0, 0, 0, .25);
      --radius-xl: 30px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --header-h: 78px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      background: var(--bg-deep);
    }

    body {
      min-height: 100vh;
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      line-height: 1.75;
      background:
        radial-gradient(circle at 12% 0%, rgba(184, 79, 72, .24), transparent 34%),
        radial-gradient(circle at 82% 12%, rgba(240, 216, 184, .10), transparent 28%),
        linear-gradient(180deg, #191313 0%, #141111 48%, #0d0b0b 100%);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: -1;
      opacity: .25;
      background-image:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
      background-size: 36px 36px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.8), transparent 82%);
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
    }

    a:hover {
      color: var(--champagne);
    }

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

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

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(212, 107, 95, .55);
      outline-offset: 3px;
      border-radius: 12px;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      height: var(--header-h);
      backdrop-filter: blur(18px);
      background: rgba(13, 11, 11, .72);
      border-bottom: 1px solid rgba(232, 198, 174, .10);
      transition: background .25s var(--ease), box-shadow .25s var(--ease);
    }

    .site-header.is-scrolled {
      background: rgba(13, 11, 11, .94);
      box-shadow: 0 16px 50px rgba(0,0,0,.28);
    }

    .nav {
      height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: var(--champagne);
      font-weight: 800;
      letter-spacing: .04em;
      background:
        radial-gradient(circle at 30% 20%, rgba(240,216,184,.34), transparent 32%),
        linear-gradient(145deg, #7b2d31, #211515 62%, #0f0b0b);
      border: 1px solid rgba(240,216,184,.22);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.13), 0 10px 30px rgba(184,79,72,.18);
      flex: 0 0 auto;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 1px;
      min-width: 0;
    }

    .brand-name {
      max-width: 310px;
      overflow: hidden;
      white-space: nowrap;
      text-overflow: ellipsis;
      font-size: 17px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--text);
    }

    .brand-note {
      font-size: 12px;
      color: var(--muted);
      letter-spacing: .06em;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 6px;
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      height: 42px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      border: 1px solid transparent;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--text);
      background: rgba(255,255,255,.055);
      border-color: rgba(240,216,184,.12);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      color: #fff8f1;
      background: linear-gradient(135deg, var(--brand), #8b3539);
      box-shadow: 0 12px 26px rgba(184,79,72,.26);
      font-weight: 700;
      font-size: 14px;
      white-space: nowrap;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      filter: brightness(1.06);
      color: #fff;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      color: var(--text);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(240,216,184,.12);
      position: relative;
      flex: 0 0 auto;
    }

    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      height: 2px;
      border-radius: 2px;
      background: var(--champagne);
      transition: transform .22s var(--ease), opacity .22s var(--ease);
    }

    .menu-toggle::before { top: 14px; }
    .menu-toggle span { top: 21px; }
    .menu-toggle::after { top: 28px; }

    .menu-toggle.is-open::before {
      transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.is-open span {
      opacity: 0;
    }

    .menu-toggle.is-open::after {
      transform: translateY(-7px) rotate(-45deg);
    }

    .badge, .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      border: 1px solid rgba(240,216,184,.16);
      background: rgba(255,255,255,.055);
      color: var(--champagne);
      line-height: 1;
      white-space: nowrap;
    }

    .badge {
      min-height: 34px;
      padding: 0 12px;
      font-size: 13px;
      font-weight: 700;
    }

    .tag {
      min-height: 30px;
      padding: 0 10px;
      font-size: 12px;
      color: var(--muted);
    }

    .tag strong {
      color: var(--champagne);
      font-weight: 800;
    }

    .btn-main,
    .btn-ghost,
    .btn-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 20px;
      border-radius: 999px;
      font-weight: 800;
      font-size: 14px;
      letter-spacing: .01em;
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
    }

    .btn-main {
      color: #fff8f1;
      background: linear-gradient(135deg, var(--brand-2), var(--brand-dark));
      box-shadow: 0 16px 34px rgba(184,79,72,.28);
      border: 1px solid rgba(255,255,255,.08);
    }

    .btn-main:hover {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 20px 46px rgba(184,79,72,.36);
    }

    .btn-ghost {
      color: var(--champagne);
      background: rgba(255,255,255,.035);
      border: 1px solid rgba(240,216,184,.18);
    }

    .btn-ghost:hover {
      color: var(--text);
      transform: translateY(-2px);
      border-color: rgba(240,216,184,.34);
      background: rgba(255,255,255,.07);
    }

    .btn-soft {
      color: var(--text);
      background: rgba(184,79,72,.18);
      border: 1px solid rgba(218,119,102,.28);
    }

    .btn-soft:hover {
      color: #fff;
      transform: translateY(-2px);
      background: rgba(184,79,72,.28);
    }

    .section {
      padding: 74px 0;
      position: relative;
    }

    .section-tight {
      padding: 48px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 26px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--brand-2);
      font-weight: 800;
      font-size: 13px;
      letter-spacing: .08em;
      margin-bottom: 10px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--brand-2);
      box-shadow: 0 0 0 6px rgba(212,107,95,.12);
    }

    .section-title {
      margin: 0;
      font-size: clamp(26px, 3.2vw, 42px);
      line-height: 1.16;
      letter-spacing: -.04em;
      color: var(--text);
    }

    .section-desc {
      margin: 10px 0 0;
      color: var(--muted);
      max-width: 680px;
      font-size: 15px;
    }

    .article-banner {
      position: relative;
      padding: 38px 0 0;
      overflow: hidden;
    }

    .article-banner::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 360px;
      background:
        linear-gradient(180deg, rgba(13,11,11,.15), rgba(20,17,17,.98)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      opacity: .34;
      z-index: -2;
    }

    .article-banner::after {
      content: "";
      position: absolute;
      top: 80px;
      right: 5%;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(184,79,72,.28), transparent 68%);
      filter: blur(2px);
      z-index: -1;
    }

    .breadcrumb-wrap {
      padding-top: 28px;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin: 0;
      padding: 0;
      list-style: none;
      font-size: 14px;
      color: var(--subtle);
    }

    .breadcrumb a {
      color: var(--muted);
      border-bottom: 1px solid transparent;
    }

    .breadcrumb a:hover {
      color: var(--brand-2);
      border-color: rgba(212,107,95,.45);
    }

    .breadcrumb .split {
      color: rgba(240,216,184,.28);
    }

    .breadcrumb .current {
      color: var(--text);
      max-width: 520px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .article-head {
      margin-top: 28px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) 310px;
      gap: 34px;
      align-items: end;
      padding: 32px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(35,30,30,.92), rgba(22,18,18,.88)),
        linear-gradient(90deg, rgba(184,79,72,.12), transparent);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      position: relative;
    }

    .article-head::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background:
        radial-gradient(circle at 18% 0%, rgba(240,216,184,.10), transparent 28%),
        radial-gradient(circle at 94% 30%, rgba(184,79,72,.20), transparent 28%);
    }

    .article-head-main,
    .article-cover {
      position: relative;
      z-index: 1;
    }

    .article-kicker {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 16px;
    }

    .article-title {
      margin: 0;
      max-width: 820px;
      font-size: clamp(30px, 5vw, 58px);
      line-height: 1.08;
      letter-spacing: -.055em;
      color: var(--text);
    }

    .article-summary {
      margin: 18px 0 0;
      color: var(--muted);
      max-width: 760px;
      font-size: 16px;
    }

    .meta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
      color: var(--muted);
    }

    .meta-item {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 34px;
      padding: 0 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.045);
      border: 1px solid rgba(240,216,184,.12);
      font-size: 13px;
    }

    .meta-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--brand-2);
      box-shadow: 0 0 0 5px rgba(212,107,95,.11);
    }

    .article-cover {
      border-radius: 24px;
      overflow: hidden;
      min-height: 248px;
      border: 1px solid rgba(240,216,184,.16);
      box-shadow: 0 20px 48px rgba(0,0,0,.30);
      background: var(--panel-soft);
    }

    .article-cover img {
      width: 100%;
      height: 248px;
      object-fit: cover;
      filter: saturate(.92) contrast(1.04) brightness(.82);
      transition: transform .36s var(--ease);
    }

    .article-cover:hover img {
      transform: scale(1.04);
    }

    .cover-caption {
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 14px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding: 10px 12px;
      border-radius: 16px;
      background: rgba(13,11,11,.72);
      border: 1px solid rgba(240,216,184,.12);
      backdrop-filter: blur(12px);
      color: var(--champagne);
      font-size: 12px;
      font-weight: 700;
    }

    .reading-shell {
      display: grid;
      grid-template-columns: minmax(0, 820px) 310px;
      gap: 30px;
      align-items: start;
    }

    .article-card,
    .side-card,
    .related-card,
    .notice-panel,
    .faq-card {
      background: rgba(33,28,28,.86);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .article-card {
      border-radius: var(--radius-xl);
      padding: clamp(22px, 3.6vw, 42px);
      overflow: hidden;
    }

    .prose {
      color: #d8ccc4;
      font-size: 16px;
      line-height: 1.9;
      word-break: break-word;
    }

    .prose > *:first-child {
      margin-top: 0;
    }

    .prose > *:last-child {
      margin-bottom: 0;
    }

    .prose h2,
    .prose h3,
    .prose h4 {
      color: var(--text);
      line-height: 1.28;
      letter-spacing: -.03em;
      margin: 34px 0 14px;
    }

    .prose h2 {
      font-size: clamp(23px, 3vw, 32px);
      padding-top: 8px;
    }

    .prose h3 {
      font-size: clamp(20px, 2.5vw, 25px);
    }

    .prose p {
      margin: 0 0 18px;
    }

    .prose a {
      color: var(--champagne);
      border-bottom: 1px solid rgba(240,216,184,.34);
    }

    .prose a:hover {
      color: var(--brand-2);
      border-color: rgba(212,107,95,.65);
    }

    .prose ul,
    .prose ol {
      margin: 18px 0 22px;
      padding-left: 1.35em;
    }

    .prose li {
      margin: 8px 0;
      padding-left: 4px;
    }

    .prose blockquote {
      margin: 26px 0;
      padding: 20px 22px;
      border-left: 4px solid var(--brand-2);
      border-radius: 0 18px 18px 0;
      background: rgba(184,79,72,.10);
      color: var(--champagne);
    }

    .prose img {
      margin: 28px auto;
      border-radius: 22px;
      border: 1px solid rgba(240,216,184,.14);
      box-shadow: 0 18px 46px rgba(0,0,0,.28);
    }

    .prose figure {
      margin: 30px 0;
    }

    .prose figcaption {
      margin-top: 10px;
      text-align: center;
      color: var(--subtle);
      font-size: 13px;
    }

    .prose table {
      width: 100%;
      border-collapse: collapse;
      min-width: 620px;
      color: var(--muted);
      background: rgba(255,255,255,.025);
      overflow: hidden;
      border-radius: 16px;
    }

    .prose table th,
    .prose table td {
      padding: 13px 14px;
      border: 1px solid rgba(240,216,184,.12);
      vertical-align: top;
    }

    .prose table th {
      color: var(--champagne);
      background: rgba(184,79,72,.12);
    }

    .prose pre,
    .prose code {
      white-space: pre-wrap;
      color: var(--champagne);
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(240,216,184,.12);
      border-radius: 12px;
    }

    .prose pre {
      padding: 16px;
      overflow-x: auto;
    }

    .empty-article {
      min-height: 280px;
      display: grid;
      place-items: center;
      text-align: center;
      border: 1px dashed rgba(240,216,184,.22);
      border-radius: 24px;
      background: rgba(255,255,255,.025);
    }

    .empty-article h2 {
      margin: 0 0 18px;
      font-size: clamp(24px, 3vw, 34px);
      color: var(--text);
    }

    .reader-aside {
      position: sticky;
      top: calc(var(--header-h) + 22px);
      display: grid;
      gap: 16px;
    }

    .side-card {
      border-radius: 24px;
      padding: 22px;
    }

    .side-card h2,
    .side-card h3 {
      margin: 0 0 10px;
      color: var(--text);
      font-size: 18px;
      letter-spacing: -.02em;
    }

    .side-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .side-list {
      display: grid;
      gap: 12px;
      margin: 16px 0 0;
      padding: 0;
      list-style: none;
    }

    .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%;
      flex: 0 0 auto;
      background: var(--brand-2);
      box-shadow: 0 0 0 5px rgba(212,107,95,.10);
    }

    .side-actions {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .mini-cover {
      border-radius: 20px;
      overflow: hidden;
      border: 1px solid rgba(240,216,184,.14);
      margin-bottom: 16px;
    }

    .mini-cover img {
      width: 100%;
      height: 150px;
      object-fit: cover;
      filter: brightness(.82) saturate(.9);
    }

    .notice-panel {
      border-radius: var(--radius-xl);
      padding: 30px;
      overflow: hidden;
      position: relative;
      background:
        linear-gradient(135deg, rgba(112,44,45,.48), rgba(33,28,28,.92) 58%),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
    }

    .notice-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(13,11,11,.52);
      pointer-events: none;
    }

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

    .notice-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 26px;
      align-items: center;
    }

    .notice-panel h2 {
      margin: 0;
      font-size: clamp(26px, 3.4vw, 42px);
      line-height: 1.18;
      letter-spacing: -.04em;
    }

    .notice-panel p {
      margin: 14px 0 0;
      color: var(--muted);
      max-width: 560px;
    }

    .rule-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .rule-list li {
      padding: 15px 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(240,216,184,.14);
      color: #ddd0c7;
      font-size: 14px;
    }

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

    .related-card {
      border-radius: 24px;
      overflow: hidden;
      transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
    }

    .related-card:hover {
      transform: translateY(-4px);
      border-color: rgba(212,107,95,.42);
      box-shadow: 0 22px 54px rgba(0,0,0,.34);
    }

    .related-card img {
      width: 100%;
      height: 160px;
      object-fit: cover;
      filter: brightness(.78) saturate(.9);
      transition: transform .35s var(--ease);
    }

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

    .related-body {
      padding: 20px;
    }

    .related-body h3 {
      margin: 12px 0 8px;
      font-size: 18px;
      line-height: 1.35;
      color: var(--text);
    }

    .related-body p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .related-link {
      display: inline-flex;
      margin-top: 16px;
      color: var(--champagne);
      font-size: 14px;
      font-weight: 800;
    }

    .related-link:hover {
      color: var(--brand-2);
      transform: translateX(3px);
    }

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

    .faq-card {
      border-radius: 22px;
      padding: 0;
      overflow: hidden;
      transition: border-color .22s var(--ease), transform .22s var(--ease);
    }

    .faq-card:hover {
      transform: translateY(-2px);
      border-color: rgba(212,107,95,.36);
    }

    .faq-card summary {
      list-style: none;
      cursor: pointer;
      padding: 20px 22px;
      color: var(--text);
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

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

    .faq-card summary::after {
      content: "+";
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--champagne);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(240,216,184,.12);
      flex: 0 0 auto;
      transition: transform .22s var(--ease), background .22s var(--ease);
    }

    .faq-card[open] summary::after {
      content: "−";
      background: rgba(184,79,72,.22);
      transform: rotate(180deg);
    }

    .faq-card p {
      margin: 0;
      padding: 0 22px 22px;
      color: var(--muted);
      font-size: 14px;
    }

    .cta-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 26px;
      align-items: center;
      padding: 30px;
      border-radius: var(--radius-xl);
      background:
        radial-gradient(circle at 20% 0%, rgba(212,107,95,.28), transparent 34%),
        linear-gradient(135deg, rgba(112,44,45,.76), rgba(31,25,25,.94));
      border: 1px solid rgba(240,216,184,.16);
      box-shadow: var(--shadow);
    }

    .cta-panel h2 {
      margin: 0;
      font-size: clamp(25px, 3.1vw, 40px);
      letter-spacing: -.04em;
      line-height: 1.18;
    }

    .cta-panel p {
      margin: 12px 0 0;
      color: #d8c9c0;
      max-width: 680px;
    }

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

    .site-footer {
      margin-top: 36px;
      padding: 58px 0 28px;
      background:
        linear-gradient(180deg, rgba(13,11,11,.35), rgba(13,11,11,.96)),
        radial-gradient(circle at 20% 0%, rgba(184,79,72,.16), transparent 30%);
      border-top: 1px solid rgba(232,198,174,.12);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) .65fr 1fr;
      gap: 36px;
      align-items: start;
    }

    .footer-text {
      color: var(--muted);
      max-width: 520px;
      font-size: 14px;
    }

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

    .footer-links,
    .footer-rules {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .footer-links a,
    .footer-rules li {
      color: var(--muted);
      font-size: 14px;
    }

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

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(232,198,174,.10);
      color: var(--subtle);
      font-size: 13px;
    }

    .back-top {
      color: var(--champagne);
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(240,216,184,.12);
      background: rgba(255,255,255,.035);
    }

    .back-top:hover {
      color: var(--text);
      background: rgba(255,255,255,.07);
    }

    @media (max-width: 1100px) {
      .article-head {
        grid-template-columns: 1fr;
      }

      .article-cover {
        max-width: 520px;
      }

      .reading-shell {
        grid-template-columns: 1fr;
      }

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

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

    @media (max-width: 992px) {
      :root {
        --header-h: 68px;
      }

      .nav-cta {
        display: none;
      }

      .section {
        padding: 56px 0;
      }

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

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

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

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

      .brand-name {
        max-width: 210px;
        font-size: 15px;
      }

      .brand-note {
        display: none;
      }

      .menu-toggle {
        display: block;
      }

      .nav nav {
        position: absolute;
        top: calc(var(--header-h) + 10px);
        left: 14px;
        right: 14px;
        pointer-events: none;
      }

      .nav-links {
        display: grid;
        gap: 8px;
        padding: 14px;
        border-radius: 22px;
        background: rgba(13, 11, 11, .96);
        border: 1px solid rgba(240,216,184,.14);
        box-shadow: var(--shadow);
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: opacity .22s var(--ease), transform .22s var(--ease);
      }

      .nav-links.is-open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
      }

      .nav-links a {
        width: 100%;
        justify-content: space-between;
        height: 46px;
      }

      .article-banner {
        padding-top: 24px;
      }

      .breadcrumb .current {
        max-width: 260px;
      }

      .article-head {
        padding: 22px;
        border-radius: 24px;
      }

      .article-cover img {
        height: 210px;
      }

      .article-card {
        border-radius: 24px;
      }

      .reader-aside {
        grid-template-columns: 1fr;
      }

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

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

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

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

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

    @media (max-width: 520px) {
      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
        font-size: 13px;
      }

      .brand-name {
        max-width: 176px;
      }

      .section {
        padding: 46px 0;
      }

      .section-head {
        display: block;
      }

      .article-title {
        font-size: clamp(28px, 10vw, 42px);
      }

      .meta-row {
        gap: 8px;
      }

      .meta-item {
        width: 100%;
        justify-content: flex-start;
      }

      .article-card,
      .notice-panel,
      .cta-panel {
        padding: 20px;
      }

      .btn-main,
      .btn-ghost,
      .btn-soft {
        width: 100%;
      }

      .cta-actions {
        width: 100%;
      }

      .prose {
        font-size: 15px;
        line-height: 1.85;
      }
    }

/* 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}