/* roulang page: index */
:root {
      --plum: #24162f;
      --plum-2: #392345;
      --coral: #f17a62;
      --coral-dark: #d85e4c;
      --cream: #f8f4ee;
      --paper: #fffdf9;
      --lilac: #ebe4f2;
      --muted: #756b79;
      --line: rgba(36, 22, 47, .13);
      --line-light: rgba(255,255,255,.16);
      --shadow: 0 18px 55px rgba(36, 22, 47, .10);
      --shadow-dark: 0 24px 70px rgba(10, 5, 15, .24);
      --radius-lg: 28px;
      --radius-md: 20px;
      --ease: cubic-bezier(.22,.75,.22,1);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--plum);
      background: var(--cream);
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.8;
      overflow-x: hidden;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    ::selection { color: #fff; background: var(--coral); }

    .container {
      width: min(1240px, calc(100% - 48px));
      margin-inline: auto;
    }
    .section { padding: 112px 0; }
    .section-tight { padding: 76px 0; }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--coral-dark);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: .16em;
      text-transform: uppercase;
    }
    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--coral);
    }
    .section-title {
      margin: 16px 0 20px;
      max-width: 720px;
      font-size: clamp(34px, 4vw, 62px);
      line-height: 1.12;
      letter-spacing: -.055em;
      font-weight: 850;
    }
    .section-intro {
      max-width: 760px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.9;
    }

    .site-header {
      position: relative;
      z-index: 20;
      padding: 24px 0 0;
    }
    .nav-panel {
      display: flex;
      align-items: center;
      gap: 18px;
      min-height: 78px;
      padding: 12px 14px 12px 22px;
      background: rgba(255,253,249,.91);
      border: 1px solid rgba(36,22,47,.12);
      border-radius: 24px;
      box-shadow: 0 15px 40px rgba(36,22,47,.08);
      backdrop-filter: blur(15px);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .nav-panel:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 48px rgba(36,22,47,.12);
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      min-width: 182px;
      font-size: 21px;
      font-weight: 900;
      letter-spacing: -.06em;
    }
    .brand-mark {
      display: grid;
      width: 38px;
      height: 38px;
      place-items: center;
      color: var(--paper);
      background: var(--plum);
      border-radius: 13px;
      font-size: 18px;
      transform: rotate(-7deg);
    }
    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      flex: 1;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 45px;
      padding: 8px 13px;
      color: #675d6b;
      border: 1px solid transparent;
      border-radius: 14px;
      font-size: 13px;
      font-weight: 750;
      white-space: nowrap;
      transition: all .22s var(--ease);
    }
    .nav-link:hover, .nav-link:focus-visible {
      color: var(--plum);
      background: var(--lilac);
      border-color: rgba(36,22,47,.08);
      transform: translateY(-2px);
    }
    .nav-link.active {
      color: var(--plum);
      background: #f0e7ed;
      border-color: rgba(36,22,47,.1);
    }
    .nav-cta { flex-shrink: 0; }
    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      color: var(--plum);
      background: var(--lilac);
      border: 0;
      border-radius: 13px;
      font-size: 21px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 12px 21px;
      border: 1px solid transparent;
      border-radius: 14px;
      font-size: 14px;
      font-weight: 800;
      transition: all .24s var(--ease);
    }
    .btn-primary {
      color: #fff;
      background: var(--plum);
      box-shadow: 0 10px 22px rgba(36,22,47,.17);
    }
    .btn-primary:hover, .btn-primary:focus-visible {
      color: #fff;
      background: var(--coral-dark);
      transform: translateY(-3px);
      box-shadow: 0 14px 28px rgba(216,94,76,.24);
    }
    .btn-coral {
      color: #fff;
      background: var(--coral);
      box-shadow: 0 10px 22px rgba(241,122,98,.2);
    }
    .btn-coral:hover, .btn-coral:focus-visible {
      color: #fff;
      background: var(--coral-dark);
      transform: translateY(-3px);
    }
    .btn-outline {
      color: var(--plum);
      background: transparent;
      border-color: var(--line);
    }
    .btn-outline:hover, .btn-outline:focus-visible {
      background: var(--paper);
      border-color: var(--plum);
      transform: translateY(-2px);
    }
    .btn-text {
      min-height: 38px;
      padding: 4px 0;
      color: var(--coral-dark);
      background: transparent;
      border: 0;
    }
    .btn-text:hover { gap: 15px; color: var(--plum); }
    .btn:focus-visible, summary:focus-visible, input:focus-visible {
      outline: 3px solid rgba(241,122,98,.42);
      outline-offset: 3px;
    }
    .btn:active { transform: translateY(1px); }
    .btn[disabled] { opacity: .45; cursor: not-allowed; }

    .hero {
      position: relative;
      min-height: 730px;
      margin-top: -102px;
      padding: 190px 0 96px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(25,13,34,.94) 0%, rgba(36,22,47,.88) 44%, rgba(36,22,47,.45) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      overflow: hidden;
    }
    .hero::after {
      position: absolute;
      right: 7%;
      bottom: 8%;
      width: 180px;
      height: 180px;
      content: "";
      border: 1px solid rgba(255,255,255,.25);
      border-radius: 50%;
      box-shadow: 0 0 0 34px rgba(255,255,255,.04), 0 0 0 68px rgba(255,255,255,.025);
    }
    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr);
      align-items: end;
      gap: 70px;
    }
    .hero h1 {
      max-width: 850px;
      margin: 19px 0 27px;
      font-size: clamp(46px, 7.2vw, 88px);
      line-height: .99;
      letter-spacing: -.08em;
      font-weight: 900;
    }
    .hero h1 em {
      color: var(--coral);
      font-style: normal;
    }
    .hero-copy {
      max-width: 700px;
      color: rgba(255,255,255,.78);
      font-size: 18px;
      line-height: 1.9;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 34px;
    }
    .hero .btn-outline {
      color: #fff;
      border-color: rgba(255,255,255,.28);
    }
    .hero .btn-outline:hover { color: var(--plum); background: #fff; }
    .hero-side {
      padding: 24px;
      background: rgba(255,255,255,.095);
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 26px;
      backdrop-filter: blur(10px);
    }
    .hero-side-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-bottom: 18px;
      border-bottom: 1px solid rgba(255,255,255,.15);
    }
    .hero-side small { color: rgba(255,255,255,.58); font-size: 12px; }
    .hero-side strong { color: var(--coral); font-size: 28px; }
    .hero-route {
      display: grid;
      grid-template-columns: 36px 1fr;
      gap: 14px;
      padding: 17px 0 0;
    }
    .route-no {
      display: grid;
      width: 30px;
      height: 30px;
      place-items: center;
      color: var(--plum);
      background: var(--coral);
      border-radius: 10px;
      font-size: 12px;
      font-weight: 900;
    }
    .hero-route h3 { margin: 0 0 3px; font-size: 16px; }
    .hero-route p { margin: 0; color: rgba(255,255,255,.62); font-size: 13px; line-height: 1.7; }

    .index-strip {
      position: relative;
      z-index: 2;
      margin-top: -42px;
    }
    .index-panel {
      display: grid;
      grid-template-columns: 1.1fr repeat(4, 1fr);
      overflow: hidden;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 22px;
      box-shadow: var(--shadow);
    }
    .index-item {
      min-height: 104px;
      padding: 20px 22px;
      border-right: 1px solid var(--line);
      transition: background .2s var(--ease);
    }
    .index-item:last-child { border-right: 0; }
    .index-item:hover { background: #f2ebf3; }
    .index-item small { display: block; color: var(--muted); font-size: 12px; }
    .index-item b { display: block; margin-top: 6px; font-size: 18px; letter-spacing: -.04em; }

    .feature-layout {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 30px;
      align-items: stretch;
    }
    .feature-lead {
      display: flex;
      min-height: 490px;
      flex-direction: column;
      justify-content: space-between;
      padding: 35px;
      color: #fff;
      background: var(--plum);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-dark);
    }
    .feature-lead h3 { max-width: 340px; margin: 28px 0 15px; font-size: 36px; line-height: 1.12; letter-spacing: -.06em; }
    .feature-lead p { color: rgba(255,255,255,.7); font-size: 15px; }
    .feature-number { color: var(--coral); font-size: 80px; font-weight: 900; line-height: .8; letter-spacing: -.12em; }
    .feature-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }
    .feature-item {
      display: flex;
      min-height: 225px;
      flex-direction: column;
      justify-content: space-between;
      padding: 26px;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      transition: transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
    }
    .feature-item:hover { transform: translateY(-5px); border-color: rgba(241,122,98,.5); box-shadow: var(--shadow); }
    .feature-item:nth-child(2) { background: #eee6f2; transform: translateY(28px); }
    .feature-item:nth-child(2):hover { transform: translateY(23px); }
    .feature-item:nth-child(3) { min-height: 260px; grid-column: span 2; background: #f1dfd9; }
    .feature-item:nth-child(4) { min-height: 200px; }
    .num { color: var(--coral-dark); font-size: 13px; font-weight: 900; letter-spacing: .1em; }
    .feature-item h3 { margin: 18px 0 7px; font-size: 23px; letter-spacing: -.05em; }
    .feature-item p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

    .topics-section { background: #eee8f0; }
    .topic-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      grid-template-rows: 230px 230px;
      gap: 16px;
      margin-top: 48px;
    }
    .topic-card {
      position: relative;
      display: flex;
      overflow: hidden;
      flex-direction: column;
      justify-content: flex-end;
      min-height: 190px;
      padding: 28px;
      color: #fff;
      border-radius: 24px;
      background-size: cover;
      background-position: center;
      isolation: isolate;
      transition: transform .3s var(--ease);
    }
    .topic-card::before {
      position: absolute;
      inset: 0;
      z-index: -1;
      content: "";
      background: linear-gradient(0deg, rgba(29,15,38,.9), rgba(29,15,38,.05));
    }
    .topic-card:hover { transform: translateY(-5px); }
    .topic-card:first-child { grid-row: span 2; background-image: url('/assets/images/coverpic/cover-1.webp'); }
    .topic-card:nth-child(2) { background-image: url('/assets/images/coverpic/cover-2.webp'); }
    .topic-card:nth-child(3) { background-image: url('/assets/images/coverpic/cover-3.webp'); }
    .topic-card:nth-child(4) { background-image: url('/assets/images/coverpic/cover-4.webp'); }
    .topic-card:nth-child(5) { background-image: url('/assets/images/coverpic/cover-5.webp'); }
    .topic-card h3 { margin: 8px 0 3px; font-size: 25px; letter-spacing: -.05em; }
    .topic-card p { margin: 0; color: rgba(255,255,255,.75); font-size: 13px; line-height: 1.6; }
    .tag {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      padding: 5px 10px;
      color: var(--plum);
      background: #ffd5c9;
      border-radius: 999px;
      font-size: 11px;
      font-weight: 850;
    }
    .tag-dark { color: #fff; background: rgba(255,255,255,.16); }

    .scene-layout {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 62px;
      align-items: center;
    }
    .scene-photo {
      position: relative;
      min-height: 620px;
      overflow: hidden;
      border-radius: 120px 26px 26px 26px;
      background: url('/assets/images/coverpic/cover-6.webp') center/cover no-repeat;
    }
    .scene-photo::after {
      position: absolute;
      inset: 0;
      content: "";
      background: linear-gradient(145deg, rgba(36,22,47,.05), rgba(36,22,47,.65));
    }
    .scene-caption {
      position: absolute;
      z-index: 1;
      right: 24px;
      bottom: 24px;
      left: 24px;
      padding: 18px 20px;
      color: #fff;
      background: rgba(36,22,47,.7);
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 18px;
      backdrop-filter: blur(10px);
    }
    .scene-caption p { margin: 5px 0 0; color: rgba(255,255,255,.7); font-size: 13px; }
    .scene-list { margin-top: 32px; border-top: 1px solid var(--line); }
    .scene-row {
      display: grid;
      grid-template-columns: 76px 1fr 22px;
      gap: 20px;
      align-items: center;
      padding: 22px 0;
      border-bottom: 1px solid var(--line);
      transition: padding .22s var(--ease), background .22s var(--ease);
    }
    .scene-row:hover { padding-left: 12px; background: rgba(255,255,255,.45); }
    .scene-row .scene-no { color: var(--coral-dark); font-size: 13px; font-weight: 900; }
    .scene-row h3 { margin: 0 0 3px; font-size: 19px; letter-spacing: -.04em; }
    .scene-row p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
    .arrow { color: var(--coral-dark); font-size: 22px; }

    .media-band { color: #fff; background: var(--plum); }
    .media-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
    .media-head .section-intro { color: rgba(255,255,255,.66); }
    .media-scroll {
      display: grid;
      grid-template-columns: 1.3fr .85fr .85fr;
      gap: 18px;
      margin-top: 45px;
    }
    .media-card {
      overflow: hidden;
      background: var(--plum-2);
      border: 1px solid var(--line-light);
      border-radius: 23px;
      transition: transform .25s var(--ease), background .25s var(--ease);
    }
    .media-card:hover { transform: translateY(-6px); background: #4a2e55; }
    .media-img { height: 220px; object-fit: cover; width: 100%; }
    .media-card:first-child .media-img { height: 320px; }
    .media-body { padding: 22px; }
    .media-body h3 { margin: 12px 0 7px; font-size: 21px; letter-spacing: -.04em; }
    .media-body p { margin: 0; color: rgba(255,255,255,.63); font-size: 13px; line-height: 1.75; }

    .activity-section { background: var(--paper); }
    .activity-layout {
      display: grid;
      grid-template-columns: 1fr .78fr;
      gap: 70px;
      align-items: start;
    }
    .activity-main {
      padding: 35px;
      background: #f5eee8;
      border-radius: 26px;
      border: 1px solid var(--line);
    }
    .activity-main h3 { margin: 12px 0; font-size: 32px; letter-spacing: -.06em; }
    .activity-main p { color: var(--muted); }
    .activity-progress {
      height: 8px;
      margin: 28px 0 20px;
      overflow: hidden;
      background: #e3d9d5;
      border-radius: 99px;
    }
    .activity-progress span { display: block; width: 68%; height: 100%; background: var(--coral); border-radius: inherit; }
    .activity-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; }
    .activity-side { padding-top: 12px; }
    .activity-side h3 { margin: 0 0 22px; font-size: 25px; letter-spacing: -.05em; }
    .activity-note {
      display: grid;
      grid-template-columns: 62px 1fr;
      gap: 15px;
      padding: 17px 0;
      border-top: 1px solid var(--line);
    }
    .activity-date { color: var(--coral-dark); font-size: 13px; font-weight: 900; }
    .activity-note b { font-size: 15px; }
    .activity-note p { margin: 3px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

    .cases-section { background: #e9e1ed; }
    .case-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; margin-top: 48px; }
    .case-card {
      position: relative;
      min-height: 355px;
      padding: 27px;
      background: var(--paper);
      border-radius: 24px;
      border: 1px solid var(--line);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
    .case-card:nth-child(2) { margin-top: 36px; background: var(--plum); color: #fff; }
    .case-card:nth-child(3) { margin-top: 72px; background: #f2d5ce; }
    .case-index { font-size: 56px; font-weight: 900; line-height: 1; color: var(--coral); letter-spacing: -.1em; }
    .case-card h3 { margin: 32px 0 9px; font-size: 24px; line-height: 1.25; letter-spacing: -.05em; }
    .case-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
    .case-card:nth-child(2) p { color: rgba(255,255,255,.67); }
    .case-link { position: absolute; right: 26px; bottom: 22px; color: var(--coral-dark); font-size: 13px; font-weight: 800; }

    .option-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 48px; align-items: start; }
    .option-intro { position: sticky; top: 30px; }
    .option-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .option-card {
      min-height: 420px;
      padding: 26px 23px;
      border: 1px solid var(--line);
      border-radius: 23px;
      background: #f0e8f1;
    }
    .option-card.featured { color: #fff; background: var(--plum); transform: translateY(-20px); box-shadow: var(--shadow-dark); }
    .option-card h3 { margin: 24px 0 8px; font-size: 25px; letter-spacing: -.06em; }
    .option-card p { color: var(--muted); font-size: 14px; line-height: 1.75; }
    .option-card.featured p { color: rgba(255,255,255,.68); }
    .option-card ul { padding: 0; margin: 25px 0; list-style: none; }
    .option-card li { padding: 8px 0 8px 20px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); position: relative; }
    .option-card li::before { position: absolute; left: 0; content: "＋"; color: var(--coral-dark); }
    .option-card.featured li { color: rgba(255,255,255,.74); border-color: var(--line-light); }

    .brand-section {
      color: #fff;
      background:
        linear-gradient(100deg, rgba(36,22,47,.98), rgba(36,22,47,.82)),
        url('/assets/images/backpic/back-2.webp') center/cover;
    }
    .brand-layout { display: grid; grid-template-columns: .6fr 1.4fr; gap: 74px; align-items: start; }
    .brand-word { font-size: clamp(55px, 8vw, 110px); line-height: .86; font-weight: 900; letter-spacing: -.11em; color: var(--coral); }
    .brand-section h2 { margin-top: 0; color: #fff; }
    .brand-copy { color: rgba(255,255,255,.73); font-size: 17px; line-height: 2; }
    .brand-copy p { margin: 0 0 22px; }
    .brand-signals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 32px; }
    .signal { padding: 18px; border-top: 1px solid rgba(255,255,255,.25); }
    .signal strong { display: block; color: var(--coral); font-size: 27px; }
    .signal span { color: rgba(255,255,255,.6); font-size: 12px; }

    .news-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 54px; }
    .news-list { border-top: 1px solid var(--line); }
    .news-item {
      display: grid;
      grid-template-columns: 92px 1fr 105px;
      gap: 20px;
      align-items: center;
      padding: 22px 0;
      border-bottom: 1px solid var(--line);
      transition: padding .22s var(--ease), background .22s var(--ease);
    }
    .news-item:hover { padding-left: 12px; background: rgba(255,255,255,.45); }
    .news-date { color: var(--coral-dark); font-size: 12px; font-weight: 850; }
    .news-item h3 { margin: 0 0 5px; font-size: 18px; letter-spacing: -.04em; }
    .news-item p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
    .news-side {
      padding: 27px;
      color: #fff;
      background: var(--plum);
      border-radius: 25px;
    }
    .news-side h3 { margin: 0 0 13px; font-size: 27px; letter-spacing: -.06em; }
    .news-side p { color: rgba(255,255,255,.67); font-size: 14px; line-height: 1.8; }
    .news-side img { width: 100%; height: 175px; object-fit: cover; margin: 24px 0; border-radius: 16px; }

    .timeline-section { background: #f0e9e5; }
    .timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      margin-top: 48px;
      border-top: 1px solid var(--line);
    }
    .timeline-item { position: relative; padding: 30px 22px 0 0; }
    .timeline-item::before {
      position: absolute;
      top: -6px;
      left: 0;
      width: 11px;
      height: 11px;
      content: "";
      background: var(--coral);
      border: 3px solid #f0e9e5;
      border-radius: 50%;
      box-shadow: 0 0 0 1px var(--coral);
    }
    .timeline-item:not(:last-child)::after {
      position: absolute;
      top: 0;
      right: 0;
      width: 1px;
      height: 23px;
      content: "";
      background: var(--line);
    }
    .timeline-item time { color: var(--coral-dark); font-size: 12px; font-weight: 900; }
    .timeline-item h3 { margin: 10px 0 7px; font-size: 19px; letter-spacing: -.04em; }
    .timeline-item p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

    .faq-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding: 20px 0;
      list-style: none;
      cursor: pointer;
      font-size: 17px;
      font-weight: 800;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; color: var(--coral-dark); font-size: 24px; font-weight: 400; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 720px; margin: -5px 0 22px; color: var(--muted); font-size: 14px; line-height: 1.9; }

    .cta-section { padding: 40px 0 100px; }
    .cta-panel {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 30px;
      padding: 48px 55px;
      color: #fff;
      background: var(--coral);
      border-radius: 30px;
      box-shadow: 0 25px 60px rgba(241,122,98,.2);
    }
    .cta-panel h2 { margin: 0 0 10px; font-size: clamp(30px, 4vw, 52px); line-height: 1.1; letter-spacing: -.07em; }
    .cta-panel p { max-width: 660px; margin: 0; color: rgba(255,255,255,.8); font-size: 15px; }
    .cta-panel .btn-primary { background: var(--plum); }
    .cta-panel .btn-primary:hover { background: #fff; color: var(--plum); }

    footer { color: rgba(255,255,255,.65); background: #17101f; }
    .footer-main { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 40px; padding: 65px 0 48px; }
    footer .brand { color: #fff; }
    .footer-intro { max-width: 300px; margin-top: 18px; font-size: 13px; line-height: 1.8; }
    .footer-col h3 { margin: 0 0 16px; color: #fff; font-size: 14px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 10px 18px; }
    .footer-links a { font-size: 13px; transition: color .2s ease; }
    .footer-links a:hover { color: var(--coral); }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 20px;
      padding: 19px 0 28px;
      border-top: 1px solid rgba(255,255,255,.12);
      font-size: 12px;
    }
    .footer-bottom span { display: inline-block; margin-right: 16px; }
    .footer-bottom a { color: #fff; margin-left: 15px; }

    @media (max-width: 1100px) {
      .nav-links { gap: 2px; }
      .nav-link { padding-inline: 9px; font-size: 12px; }
      .brand { min-width: 155px; }
      .hero-grid { gap: 35px; }
      .topic-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 260px 220px 220px; }
      .topic-card:first-child { grid-row: span 1; grid-column: span 2; }
    }
    @media (max-width: 900px) {
      .container { width: min(100% - 36px, 700px); }
      .nav-panel { flex-wrap: wrap; }
      .menu-toggle { display: block; margin-left: auto; }
      .nav-cta { display: none; }
      .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        padding-top: 10px;
        border-top: 1px solid var(--line);
      }
      .nav-links.open { display: flex; }
      .nav-link { justify-content: space-between; min-height: 44px; }
      .nav-links .nav-cta { display: inline-flex; margin-top: 8px; }
      .hero { min-height: auto; padding-top: 170px; }
      .hero-grid, .feature-layout, .scene-layout, .activity-layout, .option-layout, .brand-layout, .news-layout, .faq-layout { grid-template-columns: 1fr; }
      .hero-side { max-width: 590px; }
      .index-panel { grid-template-columns: repeat(2, 1fr); }
      .index-item:nth-child(2) { border-right: 0; }
      .index-item:nth-child(-n+3) { border-bottom: 1px solid var(--line); }
      .feature-list { margin-top: 0; }
      .scene-photo { min-height: 430px; }
      .media-scroll { grid-template-columns: repeat(3, 300px); overflow-x: auto; padding-bottom: 12px; }
      .case-grid { grid-template-columns: 1fr; }
      .case-card:nth-child(2), .case-card:nth-child(3) { margin-top: 0; }
      .option-intro { position: static; }
      .option-track { grid-template-columns: repeat(3, minmax(240px, 1fr)); overflow-x: auto; padding: 20px 4px 20px 0; }
      .option-card.featured { transform: none; }
      .timeline { grid-template-columns: repeat(2, 1fr); gap: 18px; }
      .timeline-item:not(:last-child)::after { display: none; }
      .cta-panel { align-items: flex-start; flex-direction: column; padding: 38px 30px; }
    }
    @media (max-width: 600px) {
      .container { width: min(100% - 28px, 500px); }
      .section { padding: 78px 0; }
      .section-tight { padding: 50px 0; }
      .hero { padding: 150px 0 70px; }
      .hero h1 { font-size: clamp(43px, 13vw, 63px); }
      .hero-copy { font-size: 16px; }
      .hero-actions { align-items: stretch; flex-direction: column; }
      .hero-actions .btn { width: 100%; }
      .index-panel { grid-template-columns: 1fr 1fr; }
      .index-item { min-height: 93px; padding: 16px 13px; }
      .index-item b { font-size: 15px; }
      .feature-lead { min-height: 390px; padding: 25px; }
      .feature-list { grid-template-columns: 1fr; }
      .feature-item, .feature-item:nth-child(2), .feature-item:nth-child(3) { grid-column: auto; min-height: 205px; transform: none; }
      .topic-grid { display: flex; flex-direction: column; }
      .topic-card, .topic-card:first-child { min-height: 230px; }
      .scene-photo { min-height: 360px; border-radius: 70px 20px 20px 20px; }
      .scene-row { grid-template-columns: 47px 1fr 17px; gap: 10px; }
      .scene-row h3 { font-size: 17px; }
      .media-scroll { grid-template-columns: repeat(3, 270px); }
      .activity-main { padding: 24px; }
      .news-item { grid-template-columns: 1fr; gap: 5px; }
      .news-item .btn-text { justify-content: flex-start; }
      .brand-signals { grid-template-columns: 1fr; }
      .timeline { grid-template-columns: 1fr; }
      .footer-main { grid-template-columns: 1fr; padding: 48px 0 35px; }
      .footer-bottom { align-items: flex-start; flex-direction: column; }
      .footer-bottom a { margin-left: 0; margin-right: 15px; }
      .cta-section { padding-bottom: 70px; }
    }

/* roulang page: category2 */
:root {
      --plum:#24162f;
      --plum-2:#392345;
      --coral:#f17a62;
      --coral-dark:#d85e4c;
      --cream:#f8f4ee;
      --paper:#fffdf9;
      --lilac:#ebe4f2;
      --muted:#756b79;
      --line:rgba(36,22,47,.13);
      --line-light:rgba(255,255,255,.16);
      --shadow:0 18px 55px rgba(36,22,47,.10);
      --shadow-dark:0 24px 70px rgba(10,5,15,.24);
      --radius-lg:28px;
      --radius-md:20px;
      --ease:cubic-bezier(.22,.75,.22,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--plum);
      background:var(--cream);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      line-height:1.8;
      overflow-x:hidden;
    }
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1240px,calc(100% - 48px));margin-inline:auto}
    .section{padding:104px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      color:var(--coral-dark);font-size:12px;font-weight:800;
      letter-spacing:.16em;text-transform:uppercase
    }
    .eyebrow::before{content:"";width:28px;height:2px;background:var(--coral)}
    .section-title{
      margin:15px 0 20px;max-width:760px;font-size:clamp(34px,4vw,60px);
      line-height:1.12;letter-spacing:-.055em;font-weight:850
    }
    .section-intro{max-width:760px;color:var(--muted);font-size:17px;line-height:1.9}
    .site-header{position:relative;z-index:20;padding:24px 0 0}
    .nav-panel{
      display:flex;align-items:center;gap:18px;min-height:78px;padding:12px 14px 12px 22px;
      background:rgba(255,253,249,.92);border:1px solid var(--line);border-radius:24px;
      box-shadow:0 15px 40px rgba(36,22,47,.08);backdrop-filter:blur(15px);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease)
    }
    .nav-panel:hover{transform:translateY(-2px);box-shadow:0 20px 48px rgba(36,22,47,.12)}
    .brand{display:inline-flex;align-items:center;gap:11px;min-width:182px;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-mark{
      display:grid;width:38px;height:38px;place-items:center;color:var(--paper);
      background:var(--plum);border-radius:13px;font-size:18px;transform:rotate(-7deg)
    }
    .nav-links{display:flex;align-items:center;justify-content:center;gap:7px;flex:1}
    .nav-link{
      display:inline-flex;align-items:center;min-height:45px;padding:8px 13px;color:#675d6b;
      border:1px solid transparent;border-radius:14px;font-size:13px;font-weight:750;
      white-space:nowrap;transition:all .22s var(--ease)
    }
    .nav-link:hover,.nav-link:focus-visible{color:var(--plum);background:var(--lilac);border-color:var(--line);transform:translateY(-2px)}
    .nav-link.active{color:var(--plum);background:#f0e7ed;border-color:var(--line)}
    .nav-cta{flex-shrink:0}
    .menu-toggle{
      display:none;width:44px;height:44px;color:var(--plum);background:var(--lilac);
      border:0;border-radius:13px;font-size:21px
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;
      padding:12px 21px;border:1px solid transparent;border-radius:14px;font-size:14px;
      font-weight:800;transition:all .24s var(--ease)
    }
    .btn-primary{color:#fff;background:var(--plum);box-shadow:0 10px 22px rgba(36,22,47,.17)}
    .btn-primary:hover,.btn-primary:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px);box-shadow:0 14px 28px rgba(216,94,76,.24)}
    .btn-coral{color:#fff;background:var(--coral);box-shadow:0 10px 22px rgba(241,122,98,.2)}
    .btn-coral:hover,.btn-coral:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px)}
    .btn-outline{color:var(--plum);background:transparent;border-color:var(--line)}
    .btn-outline:hover,.btn-outline:focus-visible{background:var(--paper);border-color:var(--plum);transform:translateY(-2px)}
    .btn-text{min-height:38px;padding:4px 0;color:var(--coral-dark);background:transparent;border:0}
    .btn-text:hover{gap:15px;color:var(--plum)}
    .btn:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(241,122,98,.42);outline-offset:3px}
    .btn:active{transform:translateY(1px)}
    .hero-topic{
      position:relative;margin-top:30px;padding:72px 0 86px;
      background:var(--plum);color:#fff;overflow:hidden
    }
    .hero-topic::before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(25,13,34,.95) 12%,rgba(36,22,47,.78) 55%,rgba(36,22,47,.38)),
      url('/assets/images/backpic/back-2.webp') center/cover no-repeat
    }
    .hero-topic::after{
      content:"";position:absolute;right:-90px;bottom:-150px;width:420px;height:420px;
      border:1px solid rgba(255,255,255,.18);border-radius:50%;
      box-shadow:0 0 0 45px rgba(255,255,255,.04),0 0 0 90px rgba(255,255,255,.025)
    }
    .hero-topic .container{position:relative;z-index:1}
    .crumbs{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.62);font-size:13px;margin-bottom:42px}
    .crumbs a:hover{color:#fff}
    .hero-topic-grid{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:70px;align-items:end}
    .hero-topic h1{max-width:780px;margin:16px 0 24px;font-size:clamp(44px,6vw,78px);line-height:1.05;letter-spacing:-.075em;font-weight:900}
    .hero-topic h1 em{color:var(--coral);font-style:normal}
    .hero-topic-copy{max-width:680px;color:rgba(255,255,255,.75);font-size:18px;line-height:1.9}
    .hero-topic-side{
      padding:25px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);
      border-radius:24px;backdrop-filter:blur(6px)
    }
    .hero-topic-side img{width:100%;height:220px;object-fit:cover;border-radius:17px;filter:saturate(.88)}
    .side-caption{display:flex;justify-content:space-between;gap:15px;margin-top:18px;font-size:13px;color:rgba(255,255,255,.7)}
    .play-button{
      display:inline-flex;align-items:center;gap:9px;margin-top:20px;color:#fff;background:var(--coral);
      border:0;border-radius:12px;padding:11px 15px;font-weight:800;transition:all .24s var(--ease)
    }
    .play-button:hover{background:var(--coral-dark);transform:translateY(-2px)}
    .topic-overview{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:start}
    .overview-copy p{margin:0 0 20px;color:var(--muted);font-size:17px;line-height:2}
    .overview-note{padding:27px 29px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow)}
    .note-line{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-size:14px}
    .note-line:last-child{border-bottom:0}
    .note-line strong{font-size:16px}
    .note-line span{color:var(--muted);text-align:right}
    .dark-section{background:var(--plum);color:#fff}
    .dark-section .section-intro{color:rgba(255,255,255,.66)}
    .focus-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:22px;margin-top:45px}
    .focus-main{position:relative;min-height:490px;padding:36px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;border-radius:var(--radius-lg);background:var(--plum-2)}
    .focus-main::before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,10,28,.88),rgba(20,10,28,.03) 72%),url('/assets/images/coverpic/cover-5.webp') center/cover}
    .focus-main > *{position:relative;z-index:1}
    .focus-main h3{max-width:540px;margin:12px 0 8px;font-size:35px;line-height:1.18;letter-spacing:-.05em}
    .focus-main p{max-width:590px;color:rgba(255,255,255,.72)}
    .focus-stack{display:grid;gap:22px}
    .focus-item{padding:28px;background:#fff;color:var(--plum);border-radius:var(--radius-md);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
    .focus-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .focus-item .number{color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:.1em}
    .focus-item h3{margin:15px 0 8px;font-size:22px;line-height:1.3}
    .focus-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
    .timeline-wrap{display:grid;grid-template-columns:220px 1fr;gap:70px;align-items:start}
    .timeline-label{position:sticky;top:25px}
    .timeline-label h2{margin:15px 0;font-size:42px;line-height:1.15;letter-spacing:-.06em}
    .timeline{border-left:1px solid rgba(36,22,47,.22)}
    .timeline-item{position:relative;padding:0 0 42px 45px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item::before{content:"";position:absolute;left:-7px;top:8px;width:13px;height:13px;background:var(--coral);border:4px solid var(--cream);border-radius:50%;box-shadow:0 0 0 1px var(--coral)}
    .timeline-date{display:inline-block;margin-bottom:10px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:.08em}
    .timeline-item h3{margin:0 0 9px;font-size:25px;letter-spacing:-.035em}
    .timeline-item p{max-width:680px;margin:0;color:var(--muted);line-height:1.9}
    .info-band{background:#efe8f1}
    .info-band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line);background:var(--line);border-radius:var(--radius-md);overflow:hidden}
    .info-cell{min-height:155px;padding:25px;background:rgba(255,253,249,.72)}
    .info-cell b{display:block;margin-bottom:12px;font-size:31px;line-height:1;color:var(--plum)}
    .info-cell span{color:var(--muted);font-size:14px}
    .gallery-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:stretch}
    .gallery-copy{padding:34px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg)}
    .gallery-copy p{color:var(--muted);line-height:1.95}
    .gallery-images{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .gallery-images figure{position:relative;min-height:210px;margin:0;overflow:hidden;border-radius:var(--radius-md);background:#ddd}
    .gallery-images figure:first-child{grid-row:span 2;min-height:438px}
    .gallery-images img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease),filter .5s var(--ease)}
    .gallery-images figure:hover img{transform:scale(1.04);filter:saturate(1.08)}
    .gallery-images figcaption{position:absolute;right:14px;bottom:13px;left:14px;padding:9px 12px;color:#fff;background:rgba(36,22,47,.72);border-radius:10px;font-size:13px}
    .recommend-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:35px}
    .recommend-grid{display:grid;grid-template-columns:1fr 1.25fr .9fr;gap:20px;align-items:start}
    .recommend-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
    .recommend-card:nth-child(2){margin-top:32px}
    .recommend-card:nth-child(3){margin-top:70px}
    .recommend-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .recommend-card img{width:100%;height:190px;object-fit:cover}
    .recommend-card:nth-child(2) img{height:250px}
    .recommend-body{padding:22px}
    .tag{display:inline-flex;padding:5px 10px;color:var(--coral-dark);background:#f8e7e2;border-radius:999px;font-size:12px;font-weight:800}
    .recommend-body h3{margin:14px 0 8px;font-size:21px;line-height:1.35}
    .recommend-body p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:75px}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:0}
    summary{display:flex;justify-content:space-between;gap:24px;padding:22px 0;cursor:pointer;list-style:none;font-size:17px;font-weight:800}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--coral-dark);font-size:22px;font-weight:400}
    details[open] summary::after{content:"−"}
    details p{max-width:700px;margin:-6px 0 23px;color:var(--muted);font-size:15px;line-height:1.9}
    .cta-section{padding:84px 0}
    .cta-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:30px;padding:48px 54px;color:#fff;background:var(--coral-dark);border-radius:var(--radius-lg);box-shadow:var(--shadow-dark);overflow:hidden}
    .cta-card h2{margin:0 0 10px;font-size:clamp(30px,4vw,52px);line-height:1.15;letter-spacing:-.06em}
    .cta-card p{max-width:680px;margin:0;color:rgba(255,255,255,.78)}
    .cta-card .btn{color:var(--plum);background:#fff}
    .cta-card .btn:hover{background:var(--cream);transform:translateY(-3px)}
    footer{padding:66px 0 25px;color:#fff;background:var(--plum)}
    .footer-main{display:grid;grid-template-columns:1.5fr .7fr .8fr;gap:70px;padding-bottom:50px}
    .footer-main .brand{color:#fff}
    .footer-intro{max-width:390px;margin:20px 0 0;color:rgba(255,255,255,.62);font-size:14px;line-height:1.9}
    .footer-col h3{margin:0 0 17px;font-size:14px;color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.62);font-size:13px;transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:var(--coral);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:25px;padding-top:22px;border-top:1px solid var(--line-light);color:rgba(255,255,255,.48);font-size:12px}
    .footer-bottom div{display:flex;flex-wrap:wrap;gap:18px}
    .footer-bottom a:hover{color:#fff}
    .modal{display:none;position:fixed;inset:0;z-index:50;place-items:center;padding:24px;background:rgba(15,7,20,.78)}
    .modal.is-open{display:grid}
    .modal-box{position:relative;width:min(680px,100%);padding:34px;background:var(--paper);border-radius:24px;box-shadow:var(--shadow-dark)}
    .modal-box h2{margin:0 0 10px;font-size:30px}
    .modal-box p{margin:0;color:var(--muted)}
    .modal-close{position:absolute;top:15px;right:17px;width:38px;height:38px;border:0;border-radius:10px;background:var(--lilac);color:var(--plum);font-size:22px}
    @media (max-width:1100px){
      .nav-panel{gap:10px;padding-left:16px}.brand{min-width:155px}.nav-link{padding-inline:9px;font-size:12px}
      .hero-topic-grid,.topic-overview,.gallery-layout,.faq-layout{gap:42px}
    }
    @media (max-width:900px){
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;flex-direction:column;align-items:stretch;position:absolute;top:88px;right:0;left:0;padding:14px;background:var(--paper);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-link{justify-content:center}.nav-cta{width:100%;margin-top:5px}
      .nav-panel{position:relative}.hero-topic-grid,.topic-overview,.gallery-layout,.faq-layout{grid-template-columns:1fr}
      .hero-topic-side{max-width:520px}.timeline-wrap{grid-template-columns:1fr;gap:25px}.timeline-label{position:static}
      .info-band-grid{grid-template-columns:repeat(2,1fr)}
      .recommend-grid{grid-template-columns:1fr 1fr}.recommend-card:nth-child(3){margin-top:0}.recommend-card:nth-child(2){margin-top:28px}
      .footer-main{grid-template-columns:1fr 1fr;gap:40px}.footer-main>div:first-child{grid-column:1/-1}
      .cta-card{grid-template-columns:1fr}
    }
    @media (max-width:640px){
      .container{width:min(100% - 32px,1240px)}.section{padding:76px 0}.section-tight{padding:55px 0}
      .hero-topic{margin-top:18px;padding:48px 0 60px}.crumbs{margin-bottom:30px}.hero-topic h1{font-size:46px}
      .hero-topic-copy{font-size:16px}.focus-grid,.recommend-grid{grid-template-columns:1fr}
      .focus-main{min-height:390px;padding:26px}.focus-main h3{font-size:28px}
      .recommend-card:nth-child(2){margin-top:0}.recommend-card img,.recommend-card:nth-child(2) img{height:220px}
      .gallery-images{grid-template-columns:1fr}.gallery-images figure:first-child{grid-row:auto;min-height:260px}
      .gallery-images figure{min-height:190px}.info-band-grid{grid-template-columns:1fr 1fr}
      .info-cell{min-height:130px;padding:19px}.info-cell b{font-size:25px}
      .cta-card{padding:32px 24px}.footer-main{grid-template-columns:1fr;gap:30px}.footer-main>div:first-child{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom>div{margin-top:12px}
    }
    @media (max-width:480px){
      .nav-panel{min-height:68px}.brand{font-size:18px;min-width:auto}.brand-mark{width:34px;height:34px}
      .hero-topic h1{font-size:39px}.hero-topic-side{padding:17px}.hero-topic-side img{height:180px}
      .section-title{font-size:35px}.info-band-grid{grid-template-columns:1fr}
      .timeline-item{padding-left:30px}.timeline-item h3{font-size:21px}
      .btn{min-height:48px}.cta-card .btn{width:100%}
    }

/* roulang page: category1 */
:root {
      --plum:#24162f;
      --plum-2:#392345;
      --coral:#f17a62;
      --coral-dark:#d85e4c;
      --cream:#f8f4ee;
      --paper:#fffdf9;
      --lilac:#ebe4f2;
      --muted:#756b79;
      --line:rgba(36,22,47,.13);
      --line-light:rgba(255,255,255,.16);
      --shadow:0 18px 55px rgba(36,22,47,.10);
      --shadow-dark:0 24px 70px rgba(10,5,15,.24);
      --radius-lg:28px;
      --radius-md:20px;
      --ease:cubic-bezier(.22,.75,.22,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--plum);
      background:var(--cream);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      line-height:1.8;
      overflow-x:hidden;
    }
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1240px,calc(100% - 48px));margin-inline:auto}
    .section{padding:104px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;color:var(--coral-dark);
      font-size:12px;font-weight:800;letter-spacing:.16em
    }
    .eyebrow::before{content:"";width:28px;height:2px;background:var(--coral)}
    .section-title{
      margin:16px 0 20px;max-width:760px;font-size:clamp(34px,4vw,62px);
      line-height:1.12;letter-spacing:-.055em;font-weight:850
    }
    .section-intro{max-width:760px;color:var(--muted);font-size:17px;line-height:1.9}
    .site-header{position:relative;z-index:20;padding:24px 0 0}
    .nav-panel{
      display:flex;align-items:center;gap:18px;min-height:78px;padding:12px 14px 12px 22px;
      background:rgba(255,253,249,.91);border:1px solid rgba(36,22,47,.12);
      border-radius:24px;box-shadow:0 15px 40px rgba(36,22,47,.08);
      backdrop-filter:blur(15px);transition:transform .25s var(--ease),box-shadow .25s var(--ease)
    }
    .nav-panel:hover{transform:translateY(-2px);box-shadow:0 20px 48px rgba(36,22,47,.12)}
    .brand{display:inline-flex;align-items:center;gap:11px;min-width:182px;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-mark{display:grid;width:38px;height:38px;place-items:center;color:var(--paper);background:var(--plum);border-radius:13px;font-size:18px;transform:rotate(-7deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:7px;flex:1}
    .nav-link{
      display:inline-flex;align-items:center;gap:7px;min-height:45px;padding:8px 13px;
      color:#675d6b;border:1px solid transparent;border-radius:14px;font-size:13px;
      font-weight:750;white-space:nowrap;transition:all .22s var(--ease)
    }
    .nav-link:hover,.nav-link:focus-visible{color:var(--plum);background:var(--lilac);border-color:rgba(36,22,47,.08);transform:translateY(-2px)}
    .nav-link.active{color:var(--plum);background:#f0e7ed;border-color:rgba(36,22,47,.1)}
    .nav-cta{flex-shrink:0}
    .menu-toggle{display:none;width:44px;height:44px;color:var(--plum);background:var(--lilac);border:0;border-radius:13px;font-size:21px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;
      padding:12px 21px;border:1px solid transparent;border-radius:14px;font-size:14px;
      font-weight:800;transition:all .24s var(--ease)
    }
    .btn-primary{color:#fff;background:var(--plum);box-shadow:0 10px 22px rgba(36,22,47,.17)}
    .btn-primary:hover,.btn-primary:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px);box-shadow:0 14px 28px rgba(216,94,76,.24)}
    .btn-coral{color:#fff;background:var(--coral);box-shadow:0 10px 22px rgba(241,122,98,.2)}
    .btn-coral:hover,.btn-coral:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px)}
    .btn-outline{color:var(--plum);background:transparent;border-color:var(--line)}
    .btn-outline:hover,.btn-outline:focus-visible{background:var(--paper);border-color:var(--plum);transform:translateY(-2px)}
    .btn-text{min-height:38px;padding:4px 0;color:var(--coral-dark);background:transparent;border:0}
    .btn-text:hover{gap:15px;color:var(--plum)}
    .btn:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(241,122,98,.42);outline-offset:3px}
    .btn:active{transform:translateY(1px)}
    .hero{
      position:relative;margin-top:-102px;padding:174px 0 88px;color:#fff;
      background:linear-gradient(90deg,rgba(25,13,34,.96),rgba(36,22,47,.84) 50%,rgba(36,22,47,.54)),
      url('/assets/images/backpic/back-2.webp') center/cover no-repeat;overflow:hidden
    }
    .hero::after{position:absolute;right:7%;bottom:8%;width:180px;height:180px;content:"";border:1px solid rgba(255,255,255,.25);border-radius:50%;box-shadow:0 0 0 34px rgba(255,255,255,.04),0 0 0 68px rgba(255,255,255,.025)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:70px;align-items:end}
    .hero h1{max-width:820px;margin:19px 0 24px;font-size:clamp(48px,7vw,82px);line-height:1.02;letter-spacing:-.08em;font-weight:900}
    .hero h1 em{color:var(--coral);font-style:normal}
    .hero-copy{max-width:690px;color:rgba(255,255,255,.78);font-size:18px;line-height:1.9}
    .hero-side{padding:24px;border:1px solid var(--line-light);border-radius:22px;background:rgba(255,255,255,.08);backdrop-filter:blur(8px)}
    .hero-side strong{display:block;margin-bottom:10px;font-size:18px}
    .hero-side p{margin:0;color:rgba(255,255,255,.7);font-size:14px;line-height:1.8}
    .crumbs{padding:28px 0 0;color:rgba(255,255,255,.6);font-size:13px}
    .crumbs a:hover{color:#fff}
    .index-shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:54px;align-items:start}
    .side-index{position:sticky;top:24px;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow)}
    .side-index h2{margin:0 0 18px;font-size:16px}
    .index-list{display:grid;gap:8px}
    .index-list a{display:flex;justify-content:space-between;padding:10px 12px;color:var(--muted);border-radius:11px;font-size:14px;transition:.2s var(--ease)}
    .index-list a:hover,.index-list a.active{color:var(--plum);background:var(--lilac);transform:translateX(3px)}
    .content-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
    .content-card{position:relative;min-height:230px;padding:25px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:0 10px 30px rgba(36,22,47,.045);transition:.25s var(--ease)}
    .content-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(241,122,98,.45)}
    .content-card.feature{grid-column:span 2;min-height:290px;color:#fff;background:var(--plum);overflow:hidden}
    .content-card.feature::after{position:absolute;inset:0;content:"";background:linear-gradient(90deg,rgba(36,22,47,.98) 20%,rgba(36,22,47,.48)),url('/assets/images/coverpic/cover-1.webp') right center/52% 100% no-repeat;opacity:.9}
    .content-card>*{position:relative;z-index:1}
    .card-number{font-size:12px;color:var(--coral-dark);font-weight:900;letter-spacing:.12em}
    .feature .card-number{color:var(--coral)}
    .content-card h3{margin:22px 0 10px;font-size:26px;line-height:1.25;letter-spacing:-.04em}
    .content-card p{max-width:500px;margin:0;color:var(--muted);font-size:14px;line-height:1.85}
    .feature p{color:rgba(255,255,255,.72)}
    .arrow-link{display:inline-flex;gap:8px;margin-top:22px;color:var(--coral-dark);font-size:14px;font-weight:800}
    .feature .arrow-link{color:var(--coral)}
    .tagbar{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
    .tag{
      display:inline-flex;align-items:center;min-height:36px;padding:6px 14px;color:var(--plum);
      background:var(--paper);border:1px solid var(--line);border-radius:999px;font-size:13px;
      transition:.2s var(--ease)
    }
    .tag:hover,.tag.selected{color:#fff;background:var(--plum);border-color:var(--plum);transform:translateY(-2px)}
    .feature-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
    .feature-image{border-radius:26px;overflow:hidden;min-height:390px;background:var(--lilac)}
    .feature-image img{width:100%;height:390px;object-fit:cover;transition:transform .5s var(--ease)}
    .feature-image:hover img{transform:scale(1.035)}
    .feature-copy h2{margin:15px 0;font-size:clamp(32px,4vw,54px);line-height:1.12;letter-spacing:-.06em}
    .feature-copy p{color:var(--muted);font-size:16px;line-height:1.95}
    .info-band{background:var(--plum);color:#fff}
    .info-band-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px;align-items:start}
    .info-band .section-intro{color:rgba(255,255,255,.7)}
    .long-copy{font-size:17px;line-height:2;color:rgba(255,255,255,.78)}
    .long-copy p{margin:0 0 22px}
    .scene-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .scene-item{padding:24px;border-top:2px solid var(--coral);background:#f2ede7}
    .scene-item:nth-child(2){margin-top:44px;background:#e8deeb}
    .scene-item:nth-child(3){background:#fffaf2}
    .scene-item:nth-child(4){margin-top:44px;background:#ded4e5}
    .scene-item h3{margin:0 0 8px;font-size:22px}
    .scene-item p{margin:0;color:var(--muted);font-size:14px}
    .curated{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
    .curated-main,.curated-side{padding:30px;border-radius:var(--radius-lg);border:1px solid var(--line)}
    .curated-main{min-height:310px;color:#fff;background:linear-gradient(145deg,rgba(36,22,47,.93),rgba(57,35,69,.92)),url('/assets/images/coverpic/cover-4.webp') center/cover}
    .curated-side{background:var(--paper)}
    .curated h3{margin:18px 0 10px;font-size:28px;line-height:1.25}
    .curated p{color:var(--muted);font-size:14px}
    .curated-main p{color:rgba(255,255,255,.72)}
    .mini-list{display:grid;gap:0;margin-top:14px}
    .mini-list a{display:flex;justify-content:space-between;gap:15px;padding:15px 0;border-bottom:1px solid var(--line);font-weight:750;font-size:14px}
    .mini-list a:last-child{border-bottom:0}
    .mini-list a span{color:var(--coral-dark)}
    .filter-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;background:var(--paper);border:1px solid var(--line);border-radius:18px}
    .filter-panel label{font-size:14px;font-weight:800}
    .filter-panel input{width:260px;min-height:42px;padding:8px 13px;background:var(--cream);border:1px solid var(--line);border-radius:11px;color:var(--plum)}
    .article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
    .article-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.25s var(--ease)}
    .article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .article-card img{width:100%;height:150px;object-fit:cover}
    .article-body{padding:20px}
    .article-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px}
    .article-body h3{margin:12px 0 8px;font-size:18px;line-height:1.4}
    .article-body p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
    .pager{display:flex;justify-content:center;gap:10px;margin-top:30px}
    .page-btn{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:var(--paper);font-weight:800}
    .page-btn:hover,.page-btn.active{color:#fff;background:var(--plum);border-color:var(--plum)}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:18px 0}
    summary{display:flex;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;font-weight:800}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--coral-dark);font-size:21px;line-height:1}
    details[open] summary::after{content:"−"}
    details p{max-width:700px;margin:12px 30px 0 0;color:var(--muted);font-size:14px;line-height:1.9}
    .cta-panel{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:44px 52px;color:#fff;background:var(--plum-2);border-radius:var(--radius-lg);box-shadow:var(--shadow-dark)}
    .cta-panel h2{margin:0 0 10px;font-size:clamp(28px,4vw,48px);line-height:1.15;letter-spacing:-.05em}
    .cta-panel p{margin:0;color:rgba(255,255,255,.7)}
    footer{padding:70px 0 26px;background:#1b1024;color:#fff}
    .footer-main{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:80px;padding-bottom:55px}
    .footer-intro{max-width:330px;margin:20px 0 0;color:rgba(255,255,255,.58);font-size:14px;line-height:1.9}
    .footer-col h3{margin:4px 0 17px;font-size:14px}
    .footer-links{display:grid;gap:9px;color:rgba(255,255,255,.58);font-size:13px}
    .footer-links a:hover{color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid var(--line-light);color:rgba(255,255,255,.45);font-size:12px}
    .footer-bottom div{display:flex;flex-wrap:wrap;gap:16px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1100px){
      .nav-links{gap:2px}.nav-link{padding-inline:9px}.brand{min-width:160px}
      .hero-grid{gap:40px}.index-shell{grid-template-columns:220px 1fr}
    }
    @media(max-width:900px){
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;position:absolute;left:14px;right:14px;top:84px;padding:14px;align-items:stretch;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-cta{width:100%;margin-top:5px}
      .hero-grid,.feature-layout,.info-band-grid,.faq-grid{grid-template-columns:1fr}
      .hero-side{max-width:440px}.index-shell{grid-template-columns:1fr}.side-index{position:static}
      .index-list{grid-template-columns:repeat(3,1fr)}
      .footer-main{grid-template-columns:1fr 1fr;gap:40px}
    }
    @media(max-width:700px){
      .container{width:min(100% - 32px,1240px)}
      .section{padding:76px 0}.hero{padding:155px 0 70px}
      .hero h1{font-size:clamp(43px,13vw,66px)}
      .content-grid,.article-list,.scene-list,.curated{grid-template-columns:1fr}
      .content-card.feature{grid-column:auto}.content-card.feature::after{background:linear-gradient(90deg,rgba(36,22,47,.98),rgba(36,22,47,.7)),url('/assets/images/coverpic/cover-1.webp') center/cover}
      .index-list{grid-template-columns:1fr 1fr}
      .scene-item:nth-child(2),.scene-item:nth-child(4){margin-top:0}
      .filter-panel{align-items:stretch;flex-direction:column}.filter-panel input{width:100%}
      .cta-panel{align-items:flex-start;flex-direction:column;padding:32px 26px}
      .footer-main{grid-template-columns:1fr;gap:32px}.footer-bottom{flex-direction:column}
    }
    @media(max-width:480px){
      .site-header{padding-top:14px}.nav-panel{padding-left:15px}.brand{min-width:0;font-size:19px}.brand-mark{width:34px;height:34px}
      .hero h1{font-size:43px}.hero-copy{font-size:16px}
      .index-list{grid-template-columns:1fr}.feature-image,.feature-image img{min-height:260px;height:260px}
      .section-title{font-size:36px}.btn{width:100%;min-height:48px}
      .hero .btn{width:auto}.footer-bottom div{gap:8px;line-height:1.7}
    }

/* roulang page: category3 */
:root {
      --plum:#24162f;
      --plum-2:#392345;
      --coral:#f17a62;
      --coral-dark:#d85e4c;
      --cream:#f8f4ee;
      --paper:#fffdf9;
      --lilac:#ebe4f2;
      --muted:#756b79;
      --line:rgba(36,22,47,.13);
      --line-light:rgba(255,255,255,.16);
      --shadow:0 18px 55px rgba(36,22,47,.10);
      --shadow-dark:0 24px 70px rgba(10,5,15,.24);
      --radius-lg:28px;
      --radius-md:20px;
      --ease:cubic-bezier(.22,.75,.22,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--plum);background:var(--cream);font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1240px,calc(100% - 48px));margin-inline:auto}
    .section{padding:106px 0}
    .section-tight{padding:72px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--coral-dark);font-size:12px;font-weight:800;letter-spacing:.16em}
    .eyebrow::before{content:"";width:28px;height:2px;background:var(--coral)}
    .section-title{margin:16px 0 20px;max-width:760px;font-size:clamp(34px,4vw,62px);line-height:1.12;letter-spacing:-.055em;font-weight:850}
    .section-intro{max-width:760px;color:var(--muted);font-size:17px;line-height:1.9}
    .site-header{position:relative;z-index:20;padding:24px 0 0}
    .nav-panel{display:flex;align-items:center;gap:18px;min-height:78px;padding:12px 14px 12px 22px;background:rgba(255,253,249,.91);border:1px solid rgba(36,22,47,.12);border-radius:24px;box-shadow:0 15px 40px rgba(36,22,47,.08);backdrop-filter:blur(15px);transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
    .nav-panel:hover{transform:translateY(-2px);box-shadow:0 20px 48px rgba(36,22,47,.12)}
    .brand{display:inline-flex;align-items:center;gap:11px;min-width:182px;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-mark{display:grid;width:38px;height:38px;place-items:center;color:var(--paper);background:var(--plum);border-radius:13px;font-size:18px;transform:rotate(-7deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:7px;flex:1}
    .nav-link{display:inline-flex;align-items:center;gap:7px;min-height:45px;padding:8px 13px;color:#675d6b;border:1px solid transparent;border-radius:14px;font-size:13px;font-weight:750;white-space:nowrap;transition:all .22s var(--ease)}
    .nav-link:hover,.nav-link:focus-visible{color:var(--plum);background:var(--lilac);border-color:rgba(36,22,47,.08);transform:translateY(-2px)}
    .nav-link.active{color:var(--plum);background:#f0e7ed;border-color:rgba(36,22,47,.1)}
    .nav-cta{flex-shrink:0}
    .menu-toggle{display:none;width:44px;height:44px;color:var(--plum);background:var(--lilac);border:0;border-radius:13px;font-size:21px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 21px;border:1px solid transparent;border-radius:14px;font-size:14px;font-weight:800;transition:all .24s var(--ease)}
    .btn-primary{color:#fff;background:var(--plum);box-shadow:0 10px 22px rgba(36,22,47,.17)}
    .btn-primary:hover,.btn-primary:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px);box-shadow:0 14px 28px rgba(216,94,76,.24)}
    .btn-coral{color:#fff;background:var(--coral);box-shadow:0 10px 22px rgba(241,122,98,.2)}
    .btn-coral:hover,.btn-coral:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px)}
    .btn-outline{color:var(--plum);background:transparent;border-color:var(--line)}
    .btn-outline:hover,.btn-outline:focus-visible{background:var(--paper);border-color:var(--plum);transform:translateY(-2px)}
    .btn-text{min-height:38px;padding:4px 0;color:var(--coral-dark);background:transparent;border:0}
    .btn-text:hover{gap:15px;color:var(--plum)}
    .btn:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(241,122,98,.42);outline-offset:3px}
    .btn:active{transform:translateY(1px)}
    .btn[disabled]{opacity:.45;cursor:not-allowed}
    .page-hero{position:relative;margin-top:-102px;padding:178px 0 86px;color:#fff;background:linear-gradient(100deg,rgba(25,13,34,.96),rgba(57,35,69,.86) 62%,rgba(57,35,69,.5)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;overflow:hidden}
    .page-hero::before{content:"03";position:absolute;right:6%;top:120px;color:rgba(255,255,255,.08);font-size:clamp(180px,25vw,360px);font-weight:900;line-height:1;letter-spacing:-.12em}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:end}
    .page-hero h1{max-width:780px;margin:18px 0 22px;font-size:clamp(48px,7vw,86px);line-height:1.02;letter-spacing:-.08em;font-weight:900}
    .page-hero h1 em{font-style:normal;color:var(--coral)}
    .hero-copy{max-width:690px;color:rgba(255,255,255,.76);font-size:18px;line-height:1.9}
    .hero-panel{padding:27px;background:rgba(255,253,249,.1);border:1px solid rgba(255,255,255,.2);border-radius:24px;box-shadow:var(--shadow-dark);backdrop-filter:blur(8px)}
    .hero-panel img{width:100%;height:215px;object-fit:cover;border-radius:17px;filter:saturate(.9)}
    .hero-panel-meta{display:flex;justify-content:space-between;gap:15px;margin-top:18px;color:rgba(255,255,255,.72);font-size:13px}
    .hero-panel strong{display:block;margin-top:5px;color:#fff;font-size:20px}
    .crumbs{display:flex;align-items:center;gap:10px;margin-bottom:30px;color:rgba(255,255,255,.6);font-size:13px}
    .crumbs a:hover{color:#fff}
    .filter-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 20px;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .filter-tabs{display:flex;gap:8px;flex-wrap:wrap}
    .filter-tab{padding:9px 15px;color:var(--muted);background:transparent;border:1px solid transparent;border-radius:12px;font-size:13px;font-weight:800;transition:all .22s var(--ease)}
    .filter-tab:hover,.filter-tab.active{color:#fff;background:var(--plum)}
    .status-note{color:var(--muted);font-size:13px}
    .timeline-wrap{display:grid;grid-template-columns:170px 1fr;gap:44px;margin-top:46px}
    .date-rail{position:relative;padding-top:8px}
    .date-rail::after{content:"";position:absolute;top:58px;right:21px;width:1px;height:calc(100% - 58px);background:var(--line)}
    .date-block{position:sticky;top:30px}
    .date-block span{display:block;color:var(--coral-dark);font-size:13px;font-weight:850;letter-spacing:.1em}
    .date-block strong{display:block;margin-top:5px;font-size:38px;line-height:1;letter-spacing:-.07em}
    .event-list{display:grid;gap:18px}
    .event-item{position:relative;display:grid;grid-template-columns:122px 1fr auto;gap:25px;align-items:start;padding:28px 30px;background:var(--paper);border:1px solid var(--line);border-radius:22px;box-shadow:0 10px 30px rgba(36,22,47,.045);transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
    .event-item::before{content:"";position:absolute;left:-51px;top:37px;width:13px;height:13px;background:var(--coral);border:4px solid var(--cream);border-radius:50%;box-shadow:0 0 0 1px var(--coral)}
    .event-item:hover{transform:translateX(5px);box-shadow:var(--shadow)}
    .event-date{color:var(--muted);font-size:14px;font-weight:800}
    .event-date strong{display:block;color:var(--plum);font-size:28px;line-height:1.2}
    .event-item h3{margin:0 0 8px;font-size:23px;line-height:1.3;letter-spacing:-.04em}
    .event-item p{margin:0;color:var(--muted);font-size:15px;line-height:1.8}
    .badge{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;font-size:11px;font-weight:850;line-height:1.3}
    .badge-live{color:#9f4437;background:#fde1d9}
    .badge-next{color:#65467e;background:#eee3f6}
    .badge-done{color:#6e6871;background:#ece9e7}
    .event-side{text-align:right}
    .event-side .btn-text{margin-top:18px}
    .feature-section{background:#f0e9f0}
    .feature-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
    .feature-image{position:relative}
    .feature-image img{width:100%;height:475px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}
    .image-label{position:absolute;left:24px;bottom:24px;padding:13px 16px;color:#fff;background:rgba(36,22,47,.86);border-radius:14px;font-size:13px;font-weight:800}
    .feature-copy p{color:var(--muted);font-size:16px;line-height:1.95}
    .point-list{display:grid;gap:15px;margin:30px 0}
    .point-list li{display:flex;gap:14px;align-items:flex-start;padding-top:15px;border-top:1px solid var(--line);list-style:none}
    .point-list b{display:grid;flex:none;width:30px;height:30px;place-items:center;color:#fff;background:var(--coral);border-radius:10px;font-size:12px}
    .point-list span{color:var(--plum);font-weight:750}
    .info-strip{padding:40px 0;background:var(--plum);color:#fff}
    .info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
    .info-cell{padding:9px 28px;border-left:1px solid var(--line-light)}
    .info-cell:first-child{border-left:0;padding-left:0}
    .info-cell strong{display:block;color:var(--coral);font-size:36px;line-height:1.1;letter-spacing:-.06em}
    .info-cell span{display:block;margin-top:7px;color:rgba(255,255,255,.67);font-size:13px}
    .calendar-section{background:var(--paper)}
    .calendar-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
    .month-card{padding:30px;background:var(--lilac);border-radius:24px}
    .month-card h3{margin:0;font-size:29px;letter-spacing:-.05em}
    .month-card p{color:var(--muted);font-size:14px}
    .calendar-days{display:grid;grid-template-columns:repeat(7,1fr);gap:7px;margin-top:26px}
    .calendar-days span{display:grid;aspect-ratio:1;place-items:center;color:var(--muted);font-size:12px;border-radius:9px}
    .calendar-days .marked{color:#fff;background:var(--coral);font-weight:850}
    .calendar-days .soft{color:var(--plum);background:rgba(255,255,255,.7)}
    .update-lines{display:grid;gap:0}
    .update-line{display:grid;grid-template-columns:100px 1fr;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}
    .update-line time{color:var(--coral-dark);font-weight:850;font-size:13px}
    .update-line h3{margin:0 0 6px;font-size:20px}
    .update-line p{margin:0;color:var(--muted);font-size:14px}
    .scene-section{background:var(--cream)}
    .scene-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin-top:48px}
    .scene-card{position:relative;min-height:245px;padding:27px;overflow:hidden;border-radius:23px;background:var(--paper);border:1px solid var(--line)}
    .scene-card:nth-child(1){grid-column:span 7;min-height:300px;background:var(--plum);color:#fff}
    .scene-card:nth-child(2){grid-column:span 5;background:#f4d8cf}
    .scene-card:nth-child(3){grid-column:span 5;background:#e7dcef}
    .scene-card:nth-child(4){grid-column:span 7;background:#fff}
    .scene-card h3{position:relative;z-index:1;margin:28px 0 8px;font-size:25px;letter-spacing:-.05em}
    .scene-card p{position:relative;z-index:1;max-width:480px;margin:0;color:var(--muted);font-size:14px}
    .scene-card:first-child p{color:rgba(255,255,255,.7)}
    .scene-no{position:absolute;right:23px;top:17px;color:rgba(36,22,47,.12);font-size:70px;font-weight:900;line-height:1}
    .scene-card:first-child .scene-no{color:rgba(255,255,255,.1)}
    .showcase-section{background:var(--paper)}
    .showcase-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:60px;align-items:start}
    .showcase-list{display:grid;gap:15px}
    .showcase-item{display:grid;grid-template-columns:65px 1fr;gap:19px;padding:23px 0;border-bottom:1px solid var(--line)}
    .showcase-item b{color:var(--coral-dark);font-size:14px}
    .showcase-item h3{margin:0 0 6px;font-size:19px}
    .showcase-item p{margin:0;color:var(--muted);font-size:14px}
    .showcase-visual{position:relative;min-height:445px;padding:30px;color:#fff;background:var(--plum-2);border-radius:27px;overflow:hidden}
    .showcase-visual img{position:absolute;right:0;bottom:0;width:64%;height:74%;object-fit:cover;opacity:.72;mix-blend-mode:screen}
    .showcase-visual-content{position:relative;z-index:1;max-width:390px}
    .showcase-visual h3{margin:18px 0;font-size:35px;line-height:1.15;letter-spacing:-.06em}
    .showcase-visual p{color:rgba(255,255,255,.7);font-size:15px}
    .tag{display:inline-flex;padding:6px 10px;color:var(--plum);background:var(--coral);border-radius:999px;font-size:11px;font-weight:850}
    .options-section{background:#ede4e8}
    .option-track{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:45px}
    .option{padding:28px;background:var(--paper);border:1px solid var(--line);border-radius:23px;transition:all .24s var(--ease)}
    .option:nth-child(2){transform:translateY(-18px);background:var(--plum);color:#fff;box-shadow:var(--shadow-dark)}
    .option:hover{transform:translateY(-7px);box-shadow:var(--shadow)}
    .option:nth-child(2):hover{transform:translateY(-25px)}
    .option h3{margin:20px 0 8px;font-size:25px}
    .option p{min-height:75px;color:var(--muted);font-size:14px}
    .option:nth-child(2) p{color:rgba(255,255,255,.68)}
    .option ul{display:grid;gap:9px;margin:20px 0 25px;padding:20px 0;border-top:1px solid var(--line);list-style:none}
    .option:nth-child(2) ul{border-color:var(--line-light)}
    .option li{font-size:14px}
    .option li::before{content:"＋";margin-right:8px;color:var(--coral)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:3px 0}
    summary{display:flex;justify-content:space-between;gap:25px;padding:21px 0;cursor:pointer;font-size:17px;font-weight:800;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--coral-dark);font-size:22px;font-weight:400}
    details[open] summary::after{content:"－"}
    details p{max-width:720px;margin:0 35px 20px 0;color:var(--muted);font-size:15px}
    .cta-panel{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:47px 54px;color:#fff;background:var(--plum);border-radius:28px;box-shadow:var(--shadow-dark)}
    .cta-panel h2{margin:0 0 10px;font-size:clamp(30px,4vw,52px);line-height:1.1;letter-spacing:-.06em}
    .cta-panel p{max-width:650px;margin:0;color:rgba(255,255,255,.68)}
    footer{padding:70px 0 25px;color:#fff;background:#17101f}
    .footer-main{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:70px;padding-bottom:60px}
    footer .brand{color:#fff}
    footer .brand-mark{color:var(--plum);background:var(--coral)}
    .footer-intro{max-width:370px;margin:22px 0 0;color:rgba(255,255,255,.57);font-size:14px}
    .footer-col h3{margin:4px 0 17px;font-size:15px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:rgba(255,255,255,.57);font-size:13px;transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:var(--coral);transform:translateX(3px)}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid var(--line-light);color:rgba(255,255,255,.47);font-size:12px}
    .footer-bottom div{display:flex;flex-wrap:wrap;gap:18px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1100px){
      .nav-links{gap:2px}.nav-link{padding-inline:9px;font-size:12px}.brand{min-width:160px}
      .hero-inner{gap:40px}.event-item{grid-template-columns:105px 1fr auto}
    }
    @media(max-width:900px){
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;position:absolute;left:14px;right:14px;top:89px;flex-direction:column;align-items:stretch;padding:15px;background:var(--paper);border:1px solid var(--line);border-radius:19px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex}.nav-link,.nav-cta{width:100%;justify-content:center}
      .hero-inner,.feature-grid,.calendar-layout,.showcase-layout,.faq-layout{grid-template-columns:1fr}
      .page-hero{padding-top:155px}.hero-panel{max-width:580px}
      .timeline-wrap{grid-template-columns:1fr;gap:20px}.date-block{position:static}.date-rail::after{display:none}
      .event-item::before{display:none}
      .info-grid{grid-template-columns:repeat(2,1fr);gap:24px}.info-cell:nth-child(3){border-left:0;padding-left:0}
      .option-track{grid-template-columns:1fr}.option:nth-child(2),.option:nth-child(2):hover{transform:none}
      .cta-panel{grid-template-columns:1fr}
      .footer-main{grid-template-columns:1fr 1fr;gap:40px}
    }
    @media(max-width:680px){
      .container{width:min(100% - 32px,1240px)}
      .section{padding:78px 0}.section-tight{padding:56px 0}
      .site-header{padding-top:16px}.nav-panel{padding-left:15px}.brand{min-width:auto;font-size:19px}.brand-mark{width:35px;height:35px}
      .page-hero{margin-top:-83px;padding:145px 0 70px}.page-hero h1{font-size:clamp(43px,13vw,66px)}
      .hero-copy{font-size:16px}.hero-panel img{height:180px}
      .filter-bar{align-items:flex-start;flex-direction:column}.filter-tabs{width:100%}
      .event-item{grid-template-columns:1fr;gap:12px;padding:23px}.event-side{text-align:left}.event-side .btn-text{margin-top:8px}
      .info-grid{grid-template-columns:1fr 1fr}.info-cell{padding:8px 14px}.info-cell strong{font-size:28px}
      .feature-image img{height:330px}.scene-grid{grid-template-columns:1fr}.scene-card,.scene-card:nth-child(1),.scene-card:nth-child(2),.scene-card:nth-child(3),.scene-card:nth-child(4){grid-column:auto;min-height:220px}
      .showcase-visual{min-height:380px}.showcase-visual img{width:78%;height:62%}
      .cta-panel{padding:32px 25px}.footer-main{grid-template-columns:1fr;gap:35px;padding-bottom:42px}.footer-bottom{flex-direction:column}
    }
    @media(max-width:480px){
      .container{width:calc(100% - 28px)}body{font-size:15px}.page-hero h1{font-size:43px}.section-title{font-size:36px}
      .calendar-days{gap:3px}.calendar-days span{font-size:11px}.update-line{grid-template-columns:75px 1fr;gap:13px}
      .scene-card h3{font-size:22px}.info-cell strong{font-size:25px}
    }

/* roulang page: category4 */
:root {
      --plum:#24162f;
      --plum-2:#392345;
      --coral:#f17a62;
      --coral-dark:#d85e4c;
      --cream:#f8f4ee;
      --paper:#fffdf9;
      --lilac:#ebe4f2;
      --muted:#756b79;
      --line:rgba(36,22,47,.13);
      --line-light:rgba(255,255,255,.16);
      --shadow:0 18px 55px rgba(36,22,47,.10);
      --shadow-dark:0 24px 70px rgba(10,5,15,.24);
      --radius-lg:28px;
      --radius-md:20px;
      --ease:cubic-bezier(.22,.75,.22,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--plum);
      background:var(--cream);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      line-height:1.8;
      overflow-x:hidden;
    }
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1240px,calc(100% - 48px));margin-inline:auto}
    .section{padding:104px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;color:var(--coral-dark);
      font-size:12px;font-weight:800;letter-spacing:.16em
    }
    .eyebrow::before{content:"";width:28px;height:2px;background:var(--coral)}
    .section-title{
      margin:16px 0 20px;max-width:760px;font-size:clamp(34px,4vw,62px);
      line-height:1.12;letter-spacing:-.055em;font-weight:850
    }
    .section-intro{max-width:760px;color:var(--muted);font-size:17px;line-height:1.9}
    .site-header{position:relative;z-index:20;padding:24px 0 0}
    .nav-panel{
      display:flex;align-items:center;gap:18px;min-height:78px;padding:12px 14px 12px 22px;
      background:rgba(255,253,249,.92);border:1px solid var(--line);border-radius:24px;
      box-shadow:0 15px 40px rgba(36,22,47,.08);backdrop-filter:blur(15px);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease)
    }
    .nav-panel:hover{transform:translateY(-2px);box-shadow:0 20px 48px rgba(36,22,47,.12)}
    .brand{display:inline-flex;align-items:center;gap:11px;min-width:182px;font-size:21px;font-weight:900;letter-spacing:-.06em}
    .brand-mark{display:grid;width:38px;height:38px;place-items:center;color:var(--paper);background:var(--plum);border-radius:13px;font-size:18px;transform:rotate(-7deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:7px;flex:1}
    .nav-link{display:inline-flex;align-items:center;gap:7px;min-height:45px;padding:8px 13px;color:#675d6b;border:1px solid transparent;border-radius:14px;font-size:13px;font-weight:750;white-space:nowrap;transition:all .22s var(--ease)}
    .nav-link:hover,.nav-link:focus-visible{color:var(--plum);background:var(--lilac);border-color:rgba(36,22,47,.08);transform:translateY(-2px)}
    .nav-link.active{color:var(--plum);background:#f0e7ed;border-color:rgba(36,22,47,.1)}
    .menu-toggle{display:none;width:44px;height:44px;color:var(--plum);background:var(--lilac);border:0;border-radius:13px;font-size:21px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 21px;border:1px solid transparent;border-radius:14px;font-size:14px;font-weight:800;transition:all .24s var(--ease)}
    .btn-primary{color:#fff;background:var(--plum);box-shadow:0 10px 22px rgba(36,22,47,.17)}
    .btn-primary:hover,.btn-primary:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px);box-shadow:0 14px 28px rgba(216,94,76,.24)}
    .btn-coral{color:#fff;background:var(--coral);box-shadow:0 10px 22px rgba(241,122,98,.2)}
    .btn-coral:hover,.btn-coral:focus-visible{color:#fff;background:var(--coral-dark);transform:translateY(-3px)}
    .btn-outline{color:var(--plum);background:transparent;border-color:var(--line)}
    .btn-outline:hover,.btn-outline:focus-visible{background:var(--paper);border-color:var(--plum);transform:translateY(-2px)}
    .btn-text{min-height:38px;padding:4px 0;color:var(--coral-dark);background:transparent;border:0}
    .btn-text:hover{gap:15px;color:var(--plum)}
    .btn:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid rgba(241,122,98,.42);outline-offset:3px}
    .btn:active{transform:translateY(1px)}
    .hero-path{padding:112px 0 86px;background:var(--plum);color:#fff}
    .hero-path-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);gap:70px;align-items:center}
    .hero-path h1{max-width:650px;margin:18px 0 22px;font-size:clamp(46px,7vw,82px);line-height:1.02;letter-spacing:-.08em;font-weight:900}
    .hero-path h1 em{font-style:normal;color:var(--coral)}
    .hero-path p{max-width:620px;color:rgba(255,255,255,.7);font-size:17px}
    .path-board{position:relative;min-height:410px;padding:28px;background:#33203e;border:1px solid var(--line-light);border-radius:30px;box-shadow:var(--shadow-dark);overflow:hidden}
    .path-board::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(241,122,98,.18),transparent 42%),url('/assets/images/backpic/back-2.webp') center/cover;opacity:.42}
    .path-board>*{position:relative}
    .board-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:48px;color:rgba(255,255,255,.65);font-size:12px}
    .board-dot{display:inline-block;width:8px;height:8px;margin-right:7px;background:var(--coral);border-radius:50%}
    .board-route{display:grid;gap:13px}
    .route-line{display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:14px;padding:14px 16px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:16px;transition:transform .22s var(--ease),background .22s var(--ease)}
    .route-line:hover{transform:translateX(6px);background:rgba(255,255,255,.14)}
    .route-no{color:var(--coral);font-size:18px;font-weight:900}
    .route-line strong{display:block;font-size:15px}
    .route-line small{color:rgba(255,255,255,.55);font-size:12px}
    .route-arrow{color:rgba(255,255,255,.55)}
    .crumbs{padding:22px 0 0;color:var(--muted);font-size:13px}
    .crumbs a:hover{color:var(--coral-dark)}
    .path-intro{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;align-items:start}
    .index-rail{border-left:2px solid var(--coral);padding-left:24px}
    .index-rail strong{display:block;font-size:38px;line-height:1;color:var(--plum)}
    .index-rail span{display:block;color:var(--muted);font-size:13px;margin-top:10px}
    .steps-section{background:var(--paper)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:52px;border-top:1px solid var(--line)}
    .step{position:relative;padding:32px 26px 30px 0;border-bottom:1px solid var(--line)}
    .step:not(:last-child){margin-right:28px}
    .step:not(:last-child)::after{content:"→";position:absolute;right:0;top:30px;color:var(--coral);font-size:22px}
    .step-num{color:var(--coral-dark);font-size:14px;font-weight:900;letter-spacing:.1em}
    .step h3{margin:20px 0 12px;font-size:22px;letter-spacing:-.04em}
    .step p{margin:0;color:var(--muted);font-size:14px;line-height:1.85}
    .scene-section{background:var(--lilac)}
    .scene-layout{display:grid;grid-template-columns:280px 1fr;gap:60px;align-items:start;margin-top:46px}
    .scene-tabs{display:grid;gap:10px}
    .scene-tab{padding:17px 19px;text-align:left;background:transparent;border:1px solid rgba(36,22,47,.14);border-radius:16px;color:var(--plum);font-weight:800;transition:all .22s var(--ease)}
    .scene-tab:hover,.scene-tab.active{color:#fff;background:var(--plum);border-color:var(--plum);transform:translateX(5px)}
    .scene-content{display:grid;grid-template-columns:1fr .85fr;gap:30px;align-items:stretch}
    .scene-copy{padding:34px;background:var(--paper);border-radius:var(--radius-lg);box-shadow:var(--shadow)}
    .scene-copy h3{margin:0 0 14px;font-size:32px;letter-spacing:-.06em}
    .scene-copy p{color:var(--muted);margin:0 0 26px}
    .scene-points{display:grid;gap:12px}
    .scene-points li{list-style:none;padding:11px 0;border-top:1px solid var(--line);font-size:14px}
    .scene-points li::before{content:"＋";margin-right:10px;color:var(--coral-dark);font-weight:900}
    .scene-image{min-height:320px;border-radius:var(--radius-lg);overflow:hidden}
    .scene-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
    .scene-image:hover img{transform:scale(1.035)}
    .feature-band{padding:78px 0;background:#f0e9e3}
    .feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}
    .feature-image{height:430px;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);transform:rotate(-2deg)}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .feature-copy{padding:15px 0}
    .feature-copy h2{margin:16px 0;font-size:clamp(32px,4vw,54px);line-height:1.12;letter-spacing:-.06em}
    .feature-copy p{color:var(--muted);font-size:16px}
    .entry-section{background:var(--cream)}
    .entry-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;margin-top:44px}
    .entry-card{padding:30px;background:var(--paper);border:1px solid var(--line);border-radius:22px;transition:all .25s var(--ease)}
    .entry-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .entry-card.large{grid-row:span 2;background:var(--plum);color:#fff;min-height:360px;display:flex;flex-direction:column;justify-content:space-between}
    .entry-card.large p,.entry-card.dark p{color:rgba(255,255,255,.68)}
    .entry-card.dark{background:var(--plum-2);color:#fff}
    .entry-card h3{margin:12px 0;font-size:25px;letter-spacing:-.05em}
    .entry-card p{color:var(--muted);font-size:14px}
    .tag{display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;background:#f4d8d1;color:var(--coral-dark);font-size:12px;font-weight:800}
    .number-mark{font-size:54px;line-height:1;color:var(--coral);font-weight:900;letter-spacing:-.08em}
    .check-section{background:var(--paper)}
    .check-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
    .check-list{display:grid;gap:0;border-top:1px solid var(--line)}
    .check-item{display:grid;grid-template-columns:50px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
    .check-item b{color:var(--coral-dark);font-size:13px}
    .check-item h3{margin:0 0 4px;font-size:18px}
    .check-item p{margin:0;color:var(--muted);font-size:14px}
    .quote-section{padding:82px 0;background:var(--plum);color:#fff}
    .quote-box{display:grid;grid-template-columns:1fr auto;gap:50px;align-items:end}
    .quote-box h2{max-width:760px;margin:0;font-size:clamp(30px,4vw,52px);line-height:1.18;letter-spacing:-.06em}
    .quote-box p{max-width:700px;margin:18px 0 0;color:rgba(255,255,255,.68)}
    .faq-section{background:var(--cream)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);padding:20px 0}
    summary{display:flex;justify-content:space-between;gap:20px;cursor:pointer;font-size:17px;font-weight:800;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--coral-dark);font-size:21px}
    details[open] summary::after{content:"−"}
    details p{max-width:700px;margin:13px 35px 0 0;color:var(--muted);font-size:14px}
    .cta-section{padding:60px 0}
    .cta-panel{display:flex;justify-content:space-between;align-items:center;gap:35px;padding:42px 48px;background:var(--coral);border-radius:28px;color:#fff;box-shadow:var(--shadow)}
    .cta-panel h2{margin:0;font-size:clamp(28px,4vw,46px);line-height:1.15;letter-spacing:-.06em}
    .cta-panel p{margin:9px 0 0;color:rgba(255,255,255,.78)}
    .cta-panel .btn{background:#fff;color:var(--plum)}
    .cta-panel .btn:hover{background:var(--plum);color:#fff}
    footer{padding:64px 0 24px;background:#1c1225;color:#fff}
    .footer-main{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:60px;padding-bottom:48px}
    .footer-intro{max-width:390px;margin:20px 0 0;color:rgba(255,255,255,.56);font-size:14px}
    .footer-col h3{margin:5px 0 17px;font-size:14px;color:var(--coral)}
    .footer-links{display:grid;gap:8px;color:rgba(255,255,255,.64);font-size:13px}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;border-top:1px solid var(--line-light);color:rgba(255,255,255,.45);font-size:12px}
    .footer-bottom div{display:flex;flex-wrap:wrap;gap:18px}
    .footer-bottom a:hover{color:#fff}
    @media(max-width:1100px){
      .nav-links{gap:2px}.nav-link{padding-inline:9px;font-size:12px}.brand{min-width:155px}
      .hero-path-grid,.feature-grid{gap:38px}
    }
    @media(max-width:900px){
      .menu-toggle{display:block;margin-left:auto}
      .nav-links{display:none;flex-direction:column;align-items:stretch;width:100%;padding-top:14px}
      .nav-links.open{display:flex}.nav-panel{flex-wrap:wrap}.nav-link{justify-content:center}
      .nav-cta{width:100%;margin-top:4px}
      .hero-path-grid,.path-intro,.scene-layout,.feature-grid,.check-layout,.faq-layout{grid-template-columns:1fr}
      .hero-path{padding-top:88px}.path-board{max-width:680px}
      .scene-content{grid-template-columns:1fr}
      .scene-image{min-height:280px}
      .steps{grid-template-columns:repeat(2,1fr);gap:20px}
      .step:not(:last-child){margin-right:0}.step:not(:last-child)::after{display:none}
      .entry-grid{grid-template-columns:1fr 1fr}
      .entry-card.large{grid-row:auto;grid-column:span 2;min-height:280px}
      .quote-box,.cta-panel{align-items:flex-start;flex-direction:column}
      .footer-main{grid-template-columns:1fr 1fr}
    }
    @media(max-width:600px){
      .container{width:min(100% - 32px,1240px)}
      .section{padding:72px 0}.site-header{padding-top:16px}
      .nav-panel{padding-left:15px}.brand{font-size:19px;min-width:0}
      .hero-path{padding:72px 0 64px}.hero-path h1{font-size:48px}
      .path-board{padding:20px;min-height:360px}.route-line{grid-template-columns:30px 1fr auto;padding:12px}
      .steps,.entry-grid{grid-template-columns:1fr}.entry-card.large{grid-column:auto}
      .scene-layout{gap:28px}.scene-copy{padding:26px}
      .feature-image{height:300px}.quote-box{gap:28px}
      .cta-panel{padding:30px 25px}.footer-main{grid-template-columns:1fr;gap:34px}.footer-bottom{flex-direction:column}
      .footer-bottom div{gap:9px 14px}
    }

/* roulang page: category5 */
:root {
      --plum:#24162f;
      --plum-2:#392345;
      --coral:#f17a62;
      --coral-dark:#d85e4c;
      --cream:#f8f4ee;
      --paper:#fffdf9;
      --lilac:#ebe4f2;
      --muted:#756b79;
      --line:rgba(36,22,47,.13);
      --line-light:rgba(255,255,255,.16);
      --shadow:0 18px 55px rgba(36,22,47,.10);
      --shadow-dark:0 24px 70px rgba(10,5,15,.24);
      --radius-lg:28px;
      --radius-md:20px;
      --ease:cubic-bezier(.22,.75,.22,1);
    }
    * { box-sizing:border-box; }
    html { scroll-behavior:smooth; }
    body {
      margin:0;
      color:var(--plum);
      background:var(--cream);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
      line-height:1.8;
      overflow-x:hidden;
    }
    img { display:block; max-width:100%; }
    a { color:inherit; text-decoration:none; }
    button,input { font:inherit; }
    button { cursor:pointer; }
    .container { width:min(1240px,calc(100% - 48px)); margin-inline:auto; }
    .section { padding:108px 0; }
    .section-tight { padding:74px 0; }
    .eyebrow {
      display:inline-flex;
      align-items:center;
      gap:9px;
      color:var(--coral-dark);
      font-size:12px;
      font-weight:800;
      letter-spacing:.16em;
    }
    .eyebrow::before { content:""; width:28px; height:2px; background:var(--coral); }
    .section-title {
      margin:16px 0 20px;
      max-width:760px;
      font-size:clamp(34px,4vw,62px);
      line-height:1.12;
      letter-spacing:-.055em;
      font-weight:850;
    }
    .section-intro { max-width:760px; color:var(--muted); font-size:17px; line-height:1.9; }
    .site-header { position:relative; z-index:20; padding:24px 0 0; }
    .nav-panel {
      display:flex;
      align-items:center;
      gap:18px;
      min-height:78px;
      padding:12px 14px 12px 22px;
      background:rgba(255,253,249,.91);
      border:1px solid rgba(36,22,47,.12);
      border-radius:24px;
      box-shadow:0 15px 40px rgba(36,22,47,.08);
      backdrop-filter:blur(15px);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease);
    }
    .nav-panel:hover { transform:translateY(-2px); box-shadow:0 20px 48px rgba(36,22,47,.12); }
    .brand {
      display:inline-flex;
      align-items:center;
      gap:11px;
      min-width:182px;
      font-size:21px;
      font-weight:900;
      letter-spacing:-.06em;
    }
    .brand-mark {
      display:grid;
      width:38px;
      height:38px;
      place-items:center;
      color:var(--paper);
      background:var(--plum);
      border-radius:13px;
      font-size:18px;
      transform:rotate(-7deg);
    }
    .nav-links {
      display:flex;
      align-items:center;
      justify-content:center;
      gap:7px;
      flex:1;
    }
    .nav-link {
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:45px;
      padding:8px 13px;
      color:#675d6b;
      border:1px solid transparent;
      border-radius:14px;
      font-size:13px;
      font-weight:750;
      white-space:nowrap;
      transition:all .22s var(--ease);
    }
    .nav-link:hover,.nav-link:focus-visible {
      color:var(--plum);
      background:var(--lilac);
      border-color:rgba(36,22,47,.08);
      transform:translateY(-2px);
    }
    .nav-link.active { color:var(--plum); background:#f0e7ed; border-color:rgba(36,22,47,.1); }
    .nav-cta { flex-shrink:0; }
    .menu-toggle {
      display:none;
      width:44px;
      height:44px;
      color:var(--plum);
      background:var(--lilac);
      border:0;
      border-radius:13px;
      font-size:21px;
    }
    .btn {
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:12px 21px;
      border:1px solid transparent;
      border-radius:14px;
      font-size:14px;
      font-weight:800;
      transition:all .24s var(--ease);
    }
    .btn-primary { color:#fff; background:var(--plum); box-shadow:0 10px 22px rgba(36,22,47,.17); }
    .btn-primary:hover,.btn-primary:focus-visible { color:#fff; background:var(--coral-dark); transform:translateY(-3px); box-shadow:0 14px 28px rgba(216,94,76,.24); }
    .btn-coral { color:#fff; background:var(--coral); box-shadow:0 10px 22px rgba(241,122,98,.2); }
    .btn-coral:hover,.btn-coral:focus-visible { color:#fff; background:var(--coral-dark); transform:translateY(-3px); }
    .btn-outline { color:var(--plum); background:transparent; border-color:var(--line); }
    .btn-outline:hover,.btn-outline:focus-visible { background:var(--paper); border-color:var(--plum); transform:translateY(-2px); }
    .btn-text { min-height:38px; padding:4px 0; color:var(--coral-dark); background:transparent; border:0; }
    .btn-text:hover { gap:15px; color:var(--plum); }
    .btn:focus-visible,summary:focus-visible,input:focus-visible { outline:3px solid rgba(241,122,98,.42); outline-offset:3px; }
    .btn:active { transform:translateY(1px); }
    .badge {
      display:inline-flex;
      align-items:center;
      min-height:28px;
      padding:4px 11px;
      color:var(--plum);
      background:var(--lilac);
      border-radius:999px;
      font-size:12px;
      font-weight:800;
    }
    .hero-inner {
      position:relative;
      min-height:650px;
      margin-top:-102px;
      padding:178px 0 80px;
      color:#fff;
      background:
        linear-gradient(90deg,rgba(25,13,34,.96),rgba(36,22,47,.84) 52%,rgba(36,22,47,.42)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      overflow:hidden;
    }
    .hero-inner::before {
      position:absolute;
      top:16%;
      right:9%;
      width:270px;
      height:270px;
      content:"";
      border:1px solid rgba(255,255,255,.22);
      border-radius:50%;
      box-shadow:0 0 0 32px rgba(255,255,255,.035),0 0 0 72px rgba(255,255,255,.025);
    }
    .hero-layout {
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:70px;
      align-items:end;
    }
    .hero-kicker { color:#f7b3a4; }
    .hero-kicker::before { background:var(--coral); }
    .hero h1 {
      max-width:780px;
      margin:18px 0 24px;
      font-size:clamp(46px,7vw,82px);
      line-height:1.02;
      letter-spacing:-.08em;
      font-weight:900;
    }
    .hero h1 em { color:var(--coral); font-style:normal; }
    .hero-copy { max-width:670px; color:rgba(255,255,255,.76); font-size:18px; line-height:1.9; }
    .hero-actions { display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
    .hero-side {
      padding:25px;
      background:rgba(255,253,249,.11);
      border:1px solid rgba(255,255,255,.2);
      border-radius:24px;
      box-shadow:var(--shadow-dark);
      backdrop-filter:blur(12px);
    }
    .hero-side img { width:100%; height:210px; object-fit:cover; border-radius:17px; opacity:.9; }
    .hero-side-note { display:flex; justify-content:space-between; gap:16px; margin-top:18px; color:rgba(255,255,255,.68); font-size:13px; }
    .countdown {
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      margin-top:34px;
      padding:15px 18px;
      color:var(--plum);
      background:var(--paper);
      border-radius:18px;
      box-shadow:var(--shadow);
    }
    .countdown strong { font-size:17px; }
    .countdown-time { display:flex; align-items:center; gap:7px; color:var(--coral-dark); font-weight:900; letter-spacing:.05em; }
    .countdown-time span { display:inline-grid; min-width:34px; padding:3px 5px; place-items:center; color:#fff; background:var(--plum); border-radius:8px; font-size:14px; }
    .section-head { display:flex; justify-content:space-between; align-items:end; gap:30px; margin-bottom:42px; }
    .section-head .section-title { margin-bottom:0; }
    .intro-band { background:var(--paper); border-bottom:1px solid var(--line); }
    .intro-grid { display:grid; grid-template-columns:.7fr 1.3fr; gap:80px; align-items:start; }
    .intro-copy { max-width:800px; color:#514656; font-size:17px; line-height:2; }
    .intro-copy p { margin:0 0 18px; }
    .marker-list { display:grid; gap:15px; margin-top:22px; padding-top:22px; border-top:1px solid var(--line); }
    .marker-item { display:flex; align-items:center; gap:14px; font-size:14px; font-weight:750; }
    .marker-item b { display:grid; width:31px; height:31px; place-items:center; color:#fff; background:var(--coral); border-radius:10px; font-size:12px; }
    .scheme-rail { background:var(--lilac); }
    .rail { display:grid; grid-template-columns:1.05fr .95fr 1.15fr .95fr; gap:14px; }
    .rail-card { position:relative; min-height:285px; padding:27px 24px; background:var(--paper); border:1px solid var(--line); border-radius:22px; transition:all .25s var(--ease); }
    .rail-card:nth-child(2),.rail-card:nth-child(4) { margin-top:35px; }
    .rail-card:hover { transform:translateY(-5px); box-shadow:var(--shadow); border-color:rgba(216,94,76,.4); }
    .rail-card.featured { color:#fff; background:var(--plum); border-color:var(--plum); }
    .rail-no { color:var(--coral-dark); font-size:12px; font-weight:900; letter-spacing:.12em; }
    .featured .rail-no { color:#f7b3a4; }
    .rail-card h3 { margin:35px 0 12px; font-size:25px; line-height:1.25; letter-spacing:-.04em; }
    .rail-card p { color:var(--muted); font-size:14px; line-height:1.8; }
    .featured p { color:rgba(255,255,255,.68); }
    .rail-card a { position:absolute; bottom:23px; left:24px; color:var(--coral-dark); font-weight:800; font-size:13px; }
    .featured a { color:#f7b3a4; }
    .compare-wrap { display:grid; grid-template-columns:.72fr 1.28fr; gap:48px; align-items:start; }
    .compare-aside { position:sticky; top:30px; }
    .compare-aside img { height:360px; width:100%; object-fit:cover; border-radius:24px; box-shadow:var(--shadow); }
    .compare-aside p { margin:19px 0 0; color:var(--muted); font-size:15px; }
    .option-list { display:grid; gap:16px; }
    .option {
      display:grid;
      grid-template-columns:58px 1fr auto;
      gap:19px;
      align-items:start;
      padding:23px 24px;
      background:var(--paper);
      border:1px solid var(--line);
      border-radius:20px;
      transition:all .25s var(--ease);
    }
    .option:hover { transform:translateX(5px); box-shadow:var(--shadow); }
    .option.main { background:#f2e9e5; border-color:rgba(241,122,98,.45); }
    .option-number { color:var(--coral-dark); font-size:27px; line-height:1; font-weight:900; }
    .option h3 { margin:0 0 5px; font-size:20px; letter-spacing:-.035em; }
    .option p { margin:0; color:var(--muted); font-size:14px; line-height:1.75; }
    .option-side { text-align:right; }
    .option-side small { display:block; color:var(--muted); font-size:12px; margin-bottom:8px; }
    .scenario { color:#fff; background:var(--plum); }
    .scenario-grid { display:grid; grid-template-columns:1fr 1fr; gap:1px; background:rgba(255,255,255,.15); border:1px solid rgba(255,255,255,.18); }
    .scenario-item { min-height:220px; padding:32px; background:rgba(57,35,69,.76); transition:background .25s var(--ease); }
    .scenario-item:hover { background:rgba(241,122,98,.17); }
    .scenario-item:nth-child(2) { background:rgba(36,22,47,.78); }
    .scenario-item:nth-child(3) { background:rgba(36,22,47,.78); }
    .scenario-item:nth-child(4) { background:rgba(57,35,69,.76); }
    .scenario-item span { color:#f7b3a4; font-size:13px; font-weight:900; letter-spacing:.12em; }
    .scenario-item h3 { margin:25px 0 10px; font-size:24px; letter-spacing:-.04em; }
    .scenario-item p { margin:0; color:rgba(255,255,255,.67); font-size:14px; line-height:1.85; }
    .benefit { background:#f0e8ed; }
    .benefit-layout { display:grid; grid-template-columns:1.15fr .85fr; gap:70px; align-items:center; }
    .benefit-copy { color:#514656; font-size:17px; line-height:2; }
    .benefit-copy p { margin:0 0 18px; }
    .benefit-notes { display:grid; gap:13px; }
    .benefit-note { display:flex; gap:15px; padding:17px 18px; background:rgba(255,253,249,.72); border:1px solid var(--line); border-radius:16px; }
    .benefit-note b { color:var(--coral-dark); }
    .benefit-note div { font-size:14px; line-height:1.65; }
    .benefit-note strong { display:block; margin-bottom:3px; font-size:15px; }
    .detail-section { background:var(--paper); }
    .detail-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
    .detail-card { padding:28px; border-top:3px solid var(--coral); background:#fbf7f2; border-radius:0 0 20px 20px; }
    .detail-card h3 { margin:0 0 12px; font-size:21px; }
    .detail-card p { margin:0; color:var(--muted); font-size:14px; line-height:1.85; }
    .detail-card ul { margin:17px 0 0; padding:0; list-style:none; color:#5c5261; font-size:14px; }
    .detail-card li { padding:8px 0; border-top:1px solid var(--line); }
    .detail-card li::before { content:"＋"; color:var(--coral-dark); margin-right:7px; font-weight:900; }
    .guide { background:var(--cream); }
    .guide-layout { display:grid; grid-template-columns:.85fr 1.15fr; gap:65px; align-items:start; }
    .guide-steps { border-left:1px solid var(--line); }
    .guide-step { position:relative; display:grid; grid-template-columns:76px 1fr; gap:20px; padding:0 0 34px 26px; }
    .guide-step:last-child { padding-bottom:0; }
    .guide-step::before { position:absolute; left:-6px; top:4px; width:11px; height:11px; content:""; background:var(--coral); border:3px solid var(--cream); border-radius:50%; box-shadow:0 0 0 1px var(--coral); }
    .guide-step strong { color:var(--coral-dark); font-size:13px; }
    .guide-step h3 { margin:0 0 5px; font-size:20px; }
    .guide-step p { margin:0; color:var(--muted); font-size:14px; line-height:1.8; }
    .faq-section { background:var(--lilac); }
    .faq-layout { display:grid; grid-template-columns:.72fr 1.28fr; gap:70px; }
    .faq-list { display:grid; gap:10px; }
    details { padding:19px 22px; background:var(--paper); border:1px solid var(--line); border-radius:16px; transition:box-shadow .2s var(--ease); }
    details[open] { box-shadow:var(--shadow); }
    summary { display:flex; align-items:center; justify-content:space-between; gap:20px; cursor:pointer; font-weight:800; list-style:none; }
    summary::-webkit-details-marker { display:none; }
    summary::after { content:"＋"; color:var(--coral-dark); font-size:22px; font-weight:400; }
    details[open] summary::after { content:"－"; }
    details p { margin:13px 30px 0 0; color:var(--muted); font-size:14px; line-height:1.85; }
    .cta-section { padding:74px 0; }
    .cta-box {
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
      padding:43px 48px;
      color:#fff;
      background:var(--plum);
      border-radius:28px;
      box-shadow:var(--shadow-dark);
      overflow:hidden;
    }
    .cta-box h2 { max-width:650px; margin:0 0 10px; font-size:clamp(30px,4vw,52px); line-height:1.15; letter-spacing:-.06em; }
    .cta-box p { max-width:650px; margin:0; color:rgba(255,255,255,.67); }
    footer { color:rgba(255,255,255,.72); background:#1b1024; }
    .footer-main { display:grid; grid-template-columns:1.35fr .7fr .7fr; gap:70px; padding:70px 0 55px; }
    footer .brand { color:#fff; }
    footer .brand-mark { color:var(--plum); background:var(--coral); }
    .footer-intro { max-width:390px; margin:19px 0 0; color:rgba(255,255,255,.55); font-size:14px; line-height:1.9; }
    .footer-col h3 { margin:0 0 17px; color:#fff; font-size:14px; }
    .footer-links { display:grid; gap:9px; font-size:13px; }
    .footer-links a { transition:color .2s ease,transform .2s ease; }
    .footer-links a:hover { color:#fff; transform:translateX(3px); }
    .footer-bottom { display:flex; justify-content:space-between; gap:20px; padding:20px 0 27px; border-top:1px solid var(--line-light); font-size:12px; }
    .footer-bottom div { display:flex; flex-wrap:wrap; gap:18px; }
    @media (max-width:1100px) {
      .nav-links { gap:2px; }
      .nav-link { padding-inline:9px; font-size:12px; }
      .hero-layout,.compare-wrap,.benefit-layout,.guide-layout { gap:42px; }
      .rail { grid-template-columns:repeat(2,1fr); }
      .rail-card:nth-child(2),.rail-card:nth-child(4) { margin-top:0; }
    }
    @media (max-width:900px) {
      .container { width:min(100% - 36px,720px); }
      .nav-panel { flex-wrap:wrap; }
      .menu-toggle { display:block; margin-left:auto; }
      .nav-links { display:none; width:100%; flex-direction:column; align-items:stretch; padding-top:10px; }
      .nav-links.open { display:flex; }
      .nav-link,.nav-cta { width:100%; justify-content:flex-start; }
      .nav-cta { justify-content:center; }
      .hero-inner { min-height:auto; padding-top:155px; }
      .hero-layout,.intro-grid,.compare-wrap,.benefit-layout,.guide-layout,.faq-layout { grid-template-columns:1fr; }
      .hero-side { max-width:620px; }
      .compare-aside { position:static; }
      .compare-aside img { height:270px; }
      .section { padding:82px 0; }
      .detail-grid { grid-template-columns:1fr 1fr; }
      .footer-main { grid-template-columns:1fr 1fr; gap:40px; }
      .footer-main > div:first-child { grid-column:1 / -1; }
    }
    @media (max-width:600px) {
      .container { width:min(100% - 28px,520px); }
      .site-header { padding-top:14px; }
      .nav-panel { padding-left:15px; }
      .brand { min-width:0; font-size:19px; }
      .hero-inner { margin-top:-84px; padding:140px 0 58px; }
      .hero h1 { font-size:clamp(42px,13vw,58px); }
      .hero-copy { font-size:16px; }
      .hero-actions,.hero-actions .btn { width:100%; }
      .hero-actions .btn { min-height:50px; }
      .countdown { align-items:flex-start; flex-direction:column; gap:8px; }
      .section-head { display:block; margin-bottom:30px; }
      .section-title { font-size:38px; }
      .intro-grid { gap:27px; }
      .rail,.scenario-grid,.detail-grid { grid-template-columns:1fr; }
      .option { grid-template-columns:43px 1fr; gap:13px; }
      .option-side { grid-column:2; text-align:left; }
      .scenario-item { min-height:0; padding:25px; }
      .benefit-copy { font-size:16px; }
      .guide-step { grid-template-columns:58px 1fr; padding-left:19px; }
      .cta-box { display:block; padding:31px 25px; }
      .cta-box .btn { margin-top:24px; width:100%; }
      .footer-main { grid-template-columns:1fr; padding-top:48px; }
      .footer-main > div:first-child { grid-column:auto; }
      .footer-bottom { display:block; }
      .footer-bottom > div:last-child { margin-top:12px; }
    }

/* roulang page: category6 */
:root {
      --plum: #24162f;
      --plum-2: #392345;
      --coral: #f17a62;
      --coral-dark: #d85e4c;
      --cream: #f8f4ee;
      --paper: #fffdf9;
      --lilac: #ebe4f2;
      --muted: #756b79;
      --line: rgba(36, 22, 47, .13);
      --line-light: rgba(255,255,255,.16);
      --shadow: 0 18px 55px rgba(36, 22, 47, .10);
      --shadow-dark: 0 24px 70px rgba(10, 5, 15, .24);
      --radius-lg: 28px;
      --radius-md: 20px;
      --ease: cubic-bezier(.22,.75,.22,1);
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--plum);
      background: var(--cream);
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.8;
      overflow-x: hidden;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    .container { width: min(1240px, calc(100% - 48px)); margin-inline: auto; }
    .section { padding: 100px 0; }
    .section-tight { padding: 70px 0; }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--coral-dark);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: .16em;
      text-transform: uppercase;
    }
    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--coral);
    }
    .section-title {
      margin: 16px 0 20px;
      max-width: 760px;
      font-size: clamp(34px, 4vw, 62px);
      line-height: 1.12;
      letter-spacing: -.055em;
      font-weight: 850;
    }
    .section-intro {
      max-width: 780px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.9;
    }

    .site-header {
      position: relative;
      z-index: 20;
      padding: 24px 0 0;
    }
    .nav-panel {
      display: flex;
      align-items: center;
      gap: 18px;
      min-height: 78px;
      padding: 12px 14px 12px 22px;
      background: rgba(255,253,249,.92);
      border: 1px solid rgba(36,22,47,.12);
      border-radius: 24px;
      box-shadow: 0 15px 40px rgba(36,22,47,.08);
      backdrop-filter: blur(15px);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .nav-panel:hover {
      transform: translateY(-2px);
      box-shadow: 0 20px 48px rgba(36,22,47,.12);
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      min-width: 182px;
      font-size: 21px;
      font-weight: 900;
      letter-spacing: -.06em;
    }
    .brand-mark {
      display: grid;
      width: 38px;
      height: 38px;
      place-items: center;
      color: var(--paper);
      background: var(--plum);
      border-radius: 13px;
      font-size: 18px;
      transform: rotate(-7deg);
    }
    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      flex: 1;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 45px;
      padding: 8px 13px;
      color: #675d6b;
      border: 1px solid transparent;
      border-radius: 14px;
      font-size: 13px;
      font-weight: 750;
      white-space: nowrap;
      transition: all .22s var(--ease);
    }
    .nav-link:hover, .nav-link:focus-visible {
      color: var(--plum);
      background: var(--lilac);
      border-color: rgba(36,22,47,.08);
      transform: translateY(-2px);
    }
    .nav-link.active {
      color: var(--plum);
      background: #f0e7ed;
      border-color: rgba(36,22,47,.1);
    }
    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      color: var(--plum);
      background: var(--lilac);
      border: 0;
      border-radius: 13px;
      font-size: 21px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 12px 21px;
      border: 1px solid transparent;
      border-radius: 14px;
      font-size: 14px;
      font-weight: 800;
      transition: all .24s var(--ease);
    }
    .btn-primary {
      color: #fff;
      background: var(--plum);
      box-shadow: 0 10px 22px rgba(36,22,47,.17);
    }
    .btn-primary:hover, .btn-primary:focus-visible {
      color: #fff;
      background: var(--coral-dark);
      transform: translateY(-3px);
      box-shadow: 0 14px 28px rgba(216,94,76,.24);
    }
    .btn-coral {
      color: #fff;
      background: var(--coral);
      box-shadow: 0 10px 22px rgba(241,122,98,.2);
    }
    .btn-coral:hover, .btn-coral:focus-visible {
      color: #fff;
      background: var(--coral-dark);
      transform: translateY(-3px);
    }
    .btn-outline {
      color: var(--plum);
      background: transparent;
      border-color: var(--line);
    }
    .btn-outline:hover, .btn-outline:focus-visible {
      background: var(--paper);
      border-color: var(--plum);
      transform: translateY(-2px);
    }
    .btn-text {
      min-height: 38px;
      padding: 4px 0;
      color: var(--coral-dark);
      background: transparent;
      border: 0;
    }
    .btn-text:hover { color: var(--plum); transform: translateX(4px); }
    .btn:focus-visible, summary:focus-visible, input:focus-visible {
      outline: 3px solid rgba(241,122,98,.42);
      outline-offset: 3px;
    }
    .btn:active { transform: translateY(1px); }

    .page-hero {
      position: relative;
      margin-top: -102px;
      padding: 190px 0 86px;
      color: #fff;
      background:
        linear-gradient(100deg, rgba(25,13,34,.97), rgba(36,22,47,.84) 55%, rgba(36,22,47,.5)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      overflow: hidden;
    }
    .page-hero::after {
      position: absolute;
      right: 8%;
      bottom: -90px;
      width: 300px;
      height: 300px;
      content: "";
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 50%;
      box-shadow: 0 0 0 35px rgba(255,255,255,.04), 0 0 0 70px rgba(255,255,255,.025);
    }
    .hero-content { position: relative; z-index: 1; max-width: 900px; }
    .page-hero h1 {
      max-width: 850px;
      margin: 18px 0 24px;
      font-size: clamp(48px, 7vw, 86px);
      line-height: .98;
      letter-spacing: -.08em;
      font-weight: 900;
    }
    .page-hero h1 em { color: var(--coral); font-style: normal; }
    .hero-copy {
      max-width: 700px;
      color: rgba(255,255,255,.76);
      font-size: 18px;
      line-height: 1.9;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 31px; }
    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 55px;
    }
    .meta-chip, .tag {
      display: inline-flex;
      align-items: center;
      min-height: 31px;
      padding: 4px 11px;
      color: var(--plum);
      background: var(--lilac);
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
    }
    .meta-chip {
      color: rgba(255,255,255,.82);
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.16);
    }

    .crumbs {
      display: flex;
      flex-wrap: wrap;
      gap: 9px;
      align-items: center;
      color: var(--muted);
      font-size: 13px;
    }
    .crumbs a:hover { color: var(--coral-dark); }
    .crumbs span { color: #b0a5b1; }

    .feature-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
      gap: 30px;
      align-items: stretch;
    }
    .feature-card {
      position: relative;
      min-height: 470px;
      padding: 38px;
      color: #fff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background:
        linear-gradient(20deg, rgba(36,22,47,.98), rgba(57,35,69,.54)),
        url('/assets/images/coverpic/cover-11.webp') center/cover;
      box-shadow: var(--shadow-dark);
    }
    .feature-card::before {
      position: absolute;
      inset: 20px;
      content: "";
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 20px;
      pointer-events: none;
    }
    .feature-card > * { position: relative; z-index: 1; }
    .feature-card h2 {
      max-width: 620px;
      margin: 82px 0 17px;
      font-size: clamp(32px, 4vw, 56px);
      line-height: 1.12;
      letter-spacing: -.06em;
    }
    .feature-card p { max-width: 610px; color: rgba(255,255,255,.75); }
    .side-note {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      padding: 31px;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
    }
    .side-note .large-number {
      color: var(--coral);
      font-size: 92px;
      line-height: .9;
      letter-spacing: -.1em;
      font-weight: 900;
    }
    .side-note h3 { margin: 25px 0 10px; font-size: 25px; line-height: 1.3; }
    .side-note p { color: var(--muted); font-size: 15px; }

    .article-shell {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 295px;
      gap: 66px;
      align-items: start;
    }
    .article-list { display: grid; gap: 0; }
    .article-item {
      display: grid;
      grid-template-columns: 112px minmax(0, 1fr);
      gap: 28px;
      padding: 29px 0;
      border-top: 1px solid var(--line);
      transition: padding .24s var(--ease);
    }
    .article-item:first-child { border-top: 0; padding-top: 0; }
    .article-item:hover { padding-left: 8px; }
    .article-date {
      color: var(--coral-dark);
      font-size: 13px;
      font-weight: 850;
      line-height: 1.5;
    }
    .article-date small {
      display: block;
      margin-top: 5px;
      color: var(--muted);
      font-size: 11px;
      font-weight: 650;
    }
    .article-item h3 {
      margin: 11px 0 8px;
      font-size: 25px;
      line-height: 1.35;
      letter-spacing: -.035em;
    }
    .article-item h3 a:hover { color: var(--coral-dark); }
    .article-item p { margin: 0; color: var(--muted); font-size: 15px; }
    .article-foot {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      margin-top: 16px;
    }
    .article-side {
      position: sticky;
      top: 24px;
      padding: 25px;
      background: var(--plum);
      color: #fff;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-dark);
    }
    .article-side h3 { margin: 0 0 18px; font-size: 21px; }
    .side-links { display: grid; gap: 7px; }
    .side-links a {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      padding: 12px 0;
      color: rgba(255,255,255,.68);
      border-bottom: 1px solid var(--line-light);
      font-size: 14px;
      transition: color .2s ease, padding .2s ease;
    }
    .side-links a:hover { padding-left: 5px; color: var(--coral); }
    .side-label {
      display: inline-block;
      margin: 28px 0 10px;
      color: var(--coral);
      font-size: 11px;
      font-weight: 850;
      letter-spacing: .12em;
    }
    .filter-bar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 34px;
      padding: 17px 20px;
      background: #f1e9ed;
      border: 1px solid var(--line);
      border-radius: 18px;
    }
    .filter-group { display: flex; flex-wrap: wrap; gap: 8px; }
    .filter-button {
      min-height: 36px;
      padding: 5px 13px;
      color: var(--muted);
      background: transparent;
      border: 1px solid transparent;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 750;
      transition: all .2s var(--ease);
    }
    .filter-button:hover, .filter-button.active {
      color: var(--plum);
      background: var(--paper);
      border-color: var(--line);
      box-shadow: 0 5px 15px rgba(36,22,47,.06);
    }
    .filter-search {
      width: 190px;
      min-height: 38px;
      padding: 7px 13px;
      color: var(--plum);
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 11px;
      outline: 0;
      font-size: 13px;
    }

    .quote-band {
      background: var(--lilac);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .quote-layout {
      display: grid;
      grid-template-columns: .65fr 1.35fr;
      gap: 70px;
      align-items: center;
    }
    .quote-layout h2 { margin: 0; font-size: clamp(31px, 4vw, 53px); line-height: 1.18; letter-spacing: -.06em; }
    .quote-layout p { margin: 0; color: #5f5465; font-size: 17px; line-height: 2; }

    .update-strip {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 0;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .update-cell {
      padding: 27px 28px;
      border-right: 1px solid var(--line);
    }
    .update-cell:last-child { border-right: 0; }
    .update-cell strong { display: block; margin-bottom: 5px; font-size: 21px; }
    .update-cell span { color: var(--muted); font-size: 14px; }

    .related-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr 1.1fr;
      gap: 18px;
      align-items: end;
    }
    .related-card {
      overflow: hidden;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .related-card:nth-child(2) { transform: translateY(-30px); }
    .related-card:hover { transform: translateY(-7px); box-shadow: var(--shadow); }
    .related-card:nth-child(2):hover { transform: translateY(-37px); }
    .related-card img { width: 100%; height: 190px; object-fit: cover; }
    .related-card-body { padding: 22px; }
    .related-card h3 { margin: 12px 0 8px; font-size: 21px; line-height: 1.35; }
    .related-card p { margin: 0; color: var(--muted); font-size: 14px; }

    .faq-layout {
      display: grid;
      grid-template-columns: .75fr 1.25fr;
      gap: 70px;
      align-items: start;
    }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary {
      display: flex;
      justify-content: space-between;
      gap: 25px;
      padding: 21px 0;
      color: var(--plum);
      cursor: pointer;
      list-style: none;
      font-size: 17px;
      font-weight: 800;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "＋"; color: var(--coral-dark); font-size: 22px; line-height: 1; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 700px; margin: -5px 0 21px; color: var(--muted); font-size: 15px; }

    .cta-panel {
      position: relative;
      overflow: hidden;
      padding: 58px 65px;
      color: #fff;
      background: var(--plum);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-dark);
    }
    .cta-panel::after {
      position: absolute;
      right: -60px;
      bottom: -110px;
      width: 330px;
      height: 330px;
      content: "";
      border: 1px solid rgba(255,255,255,.18);
      border-radius: 50%;
      box-shadow: 0 0 0 28px rgba(255,255,255,.03), 0 0 0 58px rgba(255,255,255,.025);
    }
    .cta-panel > * { position: relative; z-index: 1; }
    .cta-panel h2 { max-width: 690px; margin: 13px 0 12px; font-size: clamp(31px, 4vw, 54px); line-height: 1.14; letter-spacing: -.06em; }
    .cta-panel p { max-width: 690px; margin: 0; color: rgba(255,255,255,.7); }
    .cta-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 28px; }

    footer {
      margin-top: 100px;
      padding: 70px 0 22px;
      color: #fff;
      background: #1d1227;
    }
    .footer-main {
      display: grid;
      grid-template-columns: 1.35fr .75fr .75fr;
      gap: 70px;
      padding-bottom: 55px;
    }
    footer .brand { color: #fff; }
    footer .brand-mark { color: var(--plum); background: var(--coral); }
    .footer-intro { max-width: 360px; margin: 20px 0 0; color: rgba(255,255,255,.58); font-size: 14px; line-height: 1.9; }
    .footer-col h3 { margin: 4px 0 16px; color: var(--coral); font-size: 13px; }
    .footer-links { display: grid; gap: 8px; }
    .footer-links a { color: rgba(255,255,255,.66); font-size: 14px; transition: color .2s ease, transform .2s ease; }
    .footer-links a:hover { color: #fff; transform: translateX(3px); }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 24px;
      padding-top: 20px;
      color: rgba(255,255,255,.48);
      border-top: 1px solid var(--line-light);
      font-size: 12px;
    }
    .footer-bottom > div { display: flex; flex-wrap: wrap; gap: 17px; }
    .footer-bottom a:hover { color: var(--coral); }

    @media (max-width: 1100px) {
      .nav-panel { padding-left: 16px; }
      .brand { min-width: 150px; }
      .nav-links { gap: 2px; }
      .nav-link { padding-inline: 9px; font-size: 12px; }
      .article-shell { gap: 35px; }
    }
    @media (max-width: 900px) {
      .feature-layout, .article-shell, .quote-layout, .faq-layout { grid-template-columns: 1fr; }
      .article-side { position: static; }
      .related-grid { grid-template-columns: 1fr 1fr; }
      .related-card:nth-child(2) { transform: none; }
      .related-card:nth-child(2):hover { transform: translateY(-7px); }
    }
    @media (max-width: 768px) {
      .container { width: min(100% - 32px, 620px); }
      .section { padding: 75px 0; }
      .site-header { padding-top: 16px; }
      .nav-panel { position: relative; min-height: 68px; flex-wrap: wrap; padding: 10px 12px 10px 16px; }
      .brand { min-width: 0; flex: 1; }
      .menu-toggle { display: block; }
      .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 5px;
        padding-top: 10px;
        border-top: 1px solid var(--line);
      }
      .nav-links.open { display: flex; }
      .nav-link { justify-content: space-between; min-height: 44px; padding-inline: 13px; }
      .nav-cta { width: 100%; margin-top: 7px; }
      .page-hero { margin-top: -84px; padding: 150px 0 70px; }
      .page-hero h1 { font-size: clamp(43px, 12vw, 67px); }
      .hero-copy { font-size: 16px; }
      .feature-card { min-height: 430px; padding: 27px; }
      .feature-card h2 { margin-top: 105px; }
      .update-strip { grid-template-columns: 1fr; }
      .update-cell { border-right: 0; border-bottom: 1px solid var(--line); }
      .update-cell:last-child { border-bottom: 0; }
      .cta-panel { padding: 38px 25px; }
      .footer-main { grid-template-columns: 1fr 1fr; gap: 40px 25px; }
      .footer-main > div:first-child { grid-column: 1 / -1; }
      footer { margin-top: 70px; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 28px); }
      .brand { font-size: 19px; }
      .brand-mark { width: 35px; height: 35px; }
      .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; }
      .hero-actions .btn, .cta-actions .btn { width: 100%; }
      .hero-meta { margin-top: 38px; }
      .feature-card h2 { font-size: 31px; }
      .side-note .large-number { font-size: 74px; }
      .article-item { grid-template-columns: 1fr; gap: 8px; }
      .article-date small { display: inline; margin-left: 8px; }
      .article-item h3 { font-size: 22px; }
      .article-foot { align-items: flex-start; flex-direction: column; }
      .filter-bar { align-items: stretch; }
      .filter-search { width: 100%; }
      .related-grid { grid-template-columns: 1fr; }
      .related-card img { height: 175px; }
      .footer-main { grid-template-columns: 1fr; }
      .footer-main > div:first-child { grid-column: auto; }
      .footer-bottom { flex-direction: column; }
    }