/* roulang page: index */
:root {
      --color-ink: #121417;
      --color-muted: #626872;
      --color-soft: #f4f1eb;
      --color-paper: #fbfaf7;
      --color-panel: #ffffff;
      --color-line: #ded8cf;
      --color-main: #153d35;
      --color-main-2: #215a4d;
      --color-accent: #d86f37;
      --color-accent-2: #f2b36d;
      --color-cool: #c9ddd6;
      --color-dark: #0e211d;
      --color-success: #2d7a55;
      --color-error: #b64235;
      --shadow-sm: 0 8px 24px rgba(18, 20, 23, .07);
      --shadow-md: 0 18px 48px rgba(18, 20, 23, .12);
      --radius-xs: 4px;
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container: 1180px;
      --header-h: 78px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 18px;
      --space-4: 26px;
      --space-5: 38px;
      --space-6: 56px;
      --space-7: 78px;
      --ease: 180ms ease;
      --font-cn: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-cn);
      color: var(--color-ink);
      background:
        linear-gradient(90deg, rgba(21,61,53,.035) 1px, transparent 1px),
        linear-gradient(180deg, var(--color-paper) 0%, var(--color-soft) 100%);
      background-size: 48px 48px, auto;
      line-height: 1.75;
      letter-spacing: 0;
      padding-bottom: 88px;
    }

    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; height: auto; }
    button, input, select, textarea { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: rgba(216,111,55,.22); color: var(--color-dark); }

    :focus-visible {
      outline: 3px solid rgba(216,111,55,.45);
      outline-offset: 3px;
      border-radius: var(--radius-xs);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(251,250,247,.92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(222,216,207,.78);
      transition: box-shadow var(--ease), transform var(--ease);
    }

    .site-header.is-scrolled { box-shadow: var(--shadow-sm); }

    .header-inner {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: auto 1fr auto auto;
      align-items: center;
      gap: var(--space-3);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      font-size: 22px;
      color: var(--color-main);
      white-space: nowrap;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      border-radius: 7px;
      background: var(--color-main);
      color: var(--color-accent-2);
      display: grid;
      place-items: center;
      font-size: 17px;
      line-height: 1;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.2);
    }

    .seg-nav {
      justify-self: center;
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: rgba(255,255,255,.68);
      max-width: 100%;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .seg-nav::-webkit-scrollbar { display: none; }

    .seg-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
      transition: color var(--ease), background var(--ease), transform var(--ease);
    }

    .seg-nav a:hover {
      color: var(--color-main);
      background: rgba(21,61,53,.07);
      transform: translateY(-1px);
    }

    .seg-nav a.active {
      color: #fff;
      background: var(--color-main);
      box-shadow: 0 8px 18px rgba(21,61,53,.18);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: var(--color-panel);
      color: var(--color-main);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      font-size: 15px;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      user-select: none;
    }

    .btn-primary {
      background: var(--color-accent);
      color: #fff;
      box-shadow: 0 14px 30px rgba(216,111,55,.25);
    }

    .btn-primary:hover { transform: translateY(-2px); background: #c95f2a; box-shadow: 0 18px 36px rgba(216,111,55,.3); }
    .btn-primary:active { transform: translateY(0); box-shadow: 0 8px 18px rgba(216,111,55,.18); }
    .btn-primary:disabled { background: #c9b8aa; color: #fff; cursor: not-allowed; box-shadow: none; }

    .btn-ghost {
      background: rgba(255,255,255,.72);
      color: var(--color-main);
      border-color: var(--color-line);
    }

    .btn-ghost:hover { border-color: var(--color-main); background: #fff; transform: translateY(-2px); }
    .btn-dark { background: var(--color-main); color: #fff; }
    .btn-dark:hover { background: var(--color-dark); transform: translateY(-2px); }

    .section {
      position: relative;
      padding: var(--space-7) 0;
    }

    .section-tight { padding: var(--space-5) 0; }
    .section-band { background: rgba(255,255,255,.54); border-block: 1px solid rgba(222,216,207,.72); }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(280px, .55fr);
      gap: var(--space-5);
      align-items: end;
      margin-bottom: var(--space-5);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-accent);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 10px;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: currentColor;
    }

    h1, h2, h3, p { margin-top: 0; }
    h1 {
      max-width: 920px;
      font-size: clamp(44px, 7vw, 86px);
      line-height: .98;
      margin-bottom: 22px;
      font-weight: 950;
      color: #fff;
    }

    h2 {
      font-size: clamp(30px, 4vw, 54px);
      line-height: 1.08;
      margin-bottom: 0;
      font-weight: 950;
      color: var(--color-main);
    }

    h3 {
      font-size: 22px;
      line-height: 1.28;
      margin-bottom: 12px;
      font-weight: 900;
    }

    .lead {
      color: var(--color-muted);
      font-size: 18px;
      line-height: 1.85;
      margin-bottom: 0;
    }

    .hero {
      min-height: calc(100vh - var(--header-h));
      display: grid;
      align-items: center;
      color: #fff;
      background-image:
        linear-gradient(90deg, rgba(14,33,29,.88) 0%, rgba(14,33,29,.68) 46%, rgba(14,33,29,.24) 100%),
        url("/assets/images/backpic/back-1.webp");
      background-size: cover;
      background-position: center;
      overflow: hidden;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 170px;
      background: linear-gradient(180deg, transparent, var(--color-paper));
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
      padding: 88px 0 120px;
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 12px;
      border: 1px solid rgba(255,255,255,.28);
      border-radius: 999px;
      background: rgba(255,255,255,.1);
      backdrop-filter: blur(12px);
      font-weight: 800;
      margin-bottom: 24px;
    }

    .hero-text {
      max-width: 930px;
    }

    .hero-text p {
      max-width: 780px;
      font-size: 20px;
      line-height: 1.85;
      color: rgba(255,255,255,.86);
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
      margin-bottom: 36px;
    }

    .play-button {
      width: 64px;
      height: 64px;
      border-radius: 50%;
      border: 1px solid rgba(255,255,255,.42);
      background: rgba(255,255,255,.14);
      color: #fff;
      display: inline-grid;
      place-items: center;
      box-shadow: 0 16px 50px rgba(0,0,0,.22);
      transition: transform var(--ease), background var(--ease);
    }

    .play-button:hover { transform: translateY(-2px); background: rgba(255,255,255,.22); }

    .play-button span {
      width: 0;
      height: 0;
      border-top: 11px solid transparent;
      border-bottom: 11px solid transparent;
      border-left: 16px solid currentColor;
      margin-left: 4px;
    }

    .hero-data {
      display: grid;
      grid-template-columns: repeat(3, minmax(160px, 1fr));
      gap: 1px;
      max-width: 760px;
      background: rgba(255,255,255,.22);
      border: 1px solid rgba(255,255,255,.28);
      border-radius: var(--radius-lg);
      overflow: hidden;
      backdrop-filter: blur(18px);
    }

    .hero-data div {
      padding: 18px 20px;
      background: rgba(14,33,29,.3);
    }

    .hero-data strong {
      display: block;
      font-size: 30px;
      line-height: 1;
      margin-bottom: 8px;
      color: var(--color-accent-2);
    }

    .hero-data span { color: rgba(255,255,255,.78); font-size: 14px; }

    .countdown {
      background: var(--color-dark);
      color: #fff;
      border-top: 1px solid rgba(255,255,255,.1);
      border-bottom: 1px solid rgba(255,255,255,.1);
      padding: 12px 0;
    }

    .countdown-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
    }

    .countdown strong { color: var(--color-accent-2); }
    .time-pills { display: flex; gap: 8px; flex-wrap: wrap; }
    .time-pills span {
      display: inline-flex;
      min-width: 54px;
      justify-content: center;
      padding: 6px 10px;
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      font-weight: 900;
    }

    .rail {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 14px;
      align-items: stretch;
    }

    .deal-card {
      position: relative;
      min-height: 240px;
      border: 1px solid var(--color-line);
      background: var(--color-panel);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }

    .deal-card:hover { transform: translateY(-4px); border-color: rgba(216,111,55,.5); box-shadow: var(--shadow-md); }
    .deal-card.featured { grid-row: span 2; min-height: 494px; }

    .deal-card img {
      width: 100%;
      height: 170px;
      object-fit: cover;
    }

    .deal-card.featured img { height: 285px; }

    .deal-body { padding: 22px; }
    .tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 26px;
      padding: 0 10px;
      border-radius: 999px;
      background: rgba(21,61,53,.08);
      color: var(--color-main);
      font-size: 12px;
      font-weight: 900;
    }

    .tag.hot { background: rgba(216,111,55,.12); color: #a84f22; }

    .deal-card p { color: var(--color-muted); margin-bottom: 18px; }
    .inline-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-main);
      font-weight: 900;
      border-bottom: 2px solid rgba(216,111,55,.35);
      transition: color var(--ease), gap var(--ease);
    }

    .inline-link:hover { color: var(--color-accent); gap: 12px; }

    .inventory-panel {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 28px;
      align-items: stretch;
      background: var(--color-main);
      color: #fff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }

    .inventory-copy { padding: 38px; }
    .inventory-copy h2 { color: #fff; }
    .inventory-copy p { color: rgba(255,255,255,.78); }

    .inventory-list {
      padding: 26px;
      background: rgba(255,255,255,.08);
      display: grid;
      gap: 12px;
    }

    .inventory-item {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 16px;
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.15);
    }

    .dot {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      background: var(--color-accent-2);
      box-shadow: 0 0 0 6px rgba(242,179,109,.14);
    }

    .inventory-item small { color: rgba(255,255,255,.62); }
    .stock { font-weight: 950; color: var(--color-accent-2); white-space: nowrap; }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.45fr) minmax(300px, .75fr);
      gap: 28px;
      align-items: start;
    }

    .news-list {
      border-top: 1px solid var(--color-line);
      background: rgba(255,255,255,.5);
    }

    .news-item {
      display: grid;
      grid-template-columns: 132px 1fr auto;
      gap: 22px;
      align-items: center;
      padding: 24px 0;
      border-bottom: 1px solid var(--color-line);
    }

    .news-date {
      color: var(--color-accent);
      font-weight: 950;
      font-size: 14px;
    }

    .news-item h3 { margin: 0 0 8px; font-size: 20px; }
    .news-item p { margin: 0; color: var(--color-muted); }

    .side-pick {
      position: sticky;
      top: 100px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

    .side-pick img { height: 220px; width: 100%; object-fit: cover; }
    .side-pick div { padding: 24px; }

    .button-matrix {
      display: grid;
      grid-template-columns: 1.2fr repeat(3, 1fr);
      gap: 12px;
    }

    .matrix-link {
      min-height: 118px;
      padding: 22px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: var(--color-panel);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform var(--ease), background var(--ease), border-color var(--ease);
    }

    .matrix-link:hover { transform: translateY(-3px); border-color: var(--color-accent); background: #fff8f1; }
    .matrix-link strong { font-size: 20px; color: var(--color-main); }
    .matrix-link span { color: var(--color-muted); font-size: 14px; }

    .faq-wrap {
      display: grid;
      grid-template-columns: .75fr 1.25fr;
      gap: 34px;
      align-items: start;
    }

    .faq-list { display: grid; gap: 12px; }
    .faq-item {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: var(--color-panel);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      width: 100%;
      border: 0;
      background: transparent;
      color: var(--color-ink);
      min-height: 64px;
      padding: 18px 22px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      font-weight: 900;
      text-align: left;
    }

    .faq-question::after {
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(21,61,53,.08);
      color: var(--color-main);
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      transition: transform var(--ease), background var(--ease);
    }

    .faq-question[aria-expanded="true"]::after {
      content: "−";
      background: var(--color-main);
      color: #fff;
      transform: rotate(180deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--color-muted);
    }

    .faq-answer.open { display: block; }

    .intro-grid {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
      gap: 30px;
      align-items: center;
    }

    .image-stack {
      display: grid;
      grid-template-columns: 1fr .72fr;
      gap: 14px;
      align-items: end;
    }

    .image-stack img {
      width: 100%;
      object-fit: cover;
      border-radius: var(--radius-md);
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-sm);
    }

    .image-stack img:first-child { aspect-ratio: 4 / 5; }
    .image-stack img:last-child { aspect-ratio: 4 / 3; transform: translateY(-28px); }

    .number-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--color-panel);
    }

    .number-item {
      padding: 30px;
      border-right: 1px solid var(--color-line);
    }

    .number-item:last-child { border-right: 0; }
    .number-item b {
      display: block;
      color: var(--color-accent);
      font-size: 42px;
      line-height: 1;
      margin-bottom: 14px;
    }
    .number-item p { margin: 0; color: var(--color-muted); }

    .scenario {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 28px;
      align-items: stretch;
    }

    .scenario-tabs {
      display: grid;
      gap: 10px;
      align-content: start;
    }

    .tab-button {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: var(--color-panel);
      padding: 18px 20px;
      text-align: left;
      color: var(--color-muted);
      transition: background var(--ease), border-color var(--ease), transform var(--ease);
    }

    .tab-button strong { display: block; color: var(--color-ink); font-size: 18px; margin-bottom: 6px; }
    .tab-button[aria-selected="true"] {
      background: var(--color-main);
      color: rgba(255,255,255,.76);
      border-color: var(--color-main);
      transform: translateX(8px);
    }
    .tab-button[aria-selected="true"] strong { color: #fff; }

    .demo-panel {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: var(--color-panel);
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }

    .demo-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 16px 18px;
      border-bottom: 1px solid var(--color-line);
      background: #f7f4ee;
    }

    .demo-screen {
      padding: 24px;
      display: grid;
      gap: 14px;
    }

    .demo-row {
      display: grid;
      grid-template-columns: 88px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 15px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: rgba(21,61,53,.035);
    }

    .bar {
      height: 9px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--color-main), var(--color-accent));
    }

    .media-scroll {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(280px, 360px);
      gap: 16px;
      overflow-x: auto;
      padding: 4px 0 16px;
      scroll-snap-type: x mandatory;
    }

    .media-scroll::-webkit-scrollbar { height: 8px; }
    .media-scroll::-webkit-scrollbar-thumb { background: rgba(21,61,53,.25); border-radius: 999px; }

    .media-card {
      scroll-snap-align: start;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--color-panel);
      transition: transform var(--ease), border-color var(--ease);
    }

    .media-card:hover { transform: translateY(-3px); border-color: var(--color-accent); }
    .media-card img { width: 100%; height: 190px; object-fit: cover; }
    .media-card div { padding: 20px; }
    .media-card p { color: var(--color-muted); margin-bottom: 0; }

    .timeline {
      position: relative;
      display: grid;
      gap: 14px;
      max-width: 920px;
    }

    .timeline-item {
      display: grid;
      grid-template-columns: 136px 1fr;
      gap: 24px;
      padding: 20px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

    .timeline-time {
      color: var(--color-accent);
      font-weight: 950;
    }

    .split-feature {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

    .split-feature img {
      width: 100%;
      height: 100%;
      min-height: 420px;
      object-fit: cover;
    }

    .split-copy {
      padding: 44px;
      display: grid;
      align-content: center;
    }

    .check-list {
      display: grid;
      gap: 12px;
      padding: 0;
      margin: 24px 0 0;
      list-style: none;
    }

    .check-list li {
      display: grid;
      grid-template-columns: 24px 1fr;
      gap: 10px;
      color: var(--color-muted);
    }

    .check-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(45,122,85,.12);
      color: var(--color-success);
      font-weight: 900;
      line-height: 1;
    }

    .quote-wall {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
    }

    .quote-card {
      padding: 28px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

    .quote-card.big {
      background: var(--color-dark);
      color: #fff;
    }

    .quote-card.big p { color: rgba(255,255,255,.8); }
    .quote-card p { color: var(--color-muted); margin-bottom: 18px; }
    .quote-card cite { font-style: normal; font-weight: 900; color: var(--color-accent); }

    .category-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 10px;
    }

    .category-tile {
      min-height: 150px;
      padding: 18px;
      border-radius: var(--radius-md);
      border: 1px solid var(--color-line);
      background: var(--color-panel);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform var(--ease), background var(--ease);
    }

    .category-tile:hover { transform: translateY(-3px); background: #fff8f1; }
    .category-tile span { color: var(--color-muted); font-size: 13px; }

    .form-panel {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 28px;
      padding: 32px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }

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

    .field { display: grid; gap: 8px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-weight: 900; color: var(--color-main); }
    .required { color: var(--color-accent); }
    .field input, .field select, .field textarea {
      width: 100%;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: #fff;
      min-height: 46px;
      padding: 11px 13px;
      color: var(--color-ink);
      transition: border-color var(--ease), box-shadow var(--ease);
    }

    .field textarea { min-height: 110px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus {
      border-color: var(--color-accent);
      box-shadow: 0 0 0 4px rgba(216,111,55,.12);
      outline: 0;
    }

    .field.error input { border-color: var(--color-error); }
    .form-note { color: var(--color-muted); font-size: 14px; margin: 12px 0 0; }
    .success-note { display: none; color: var(--color-success); font-weight: 900; margin-top: 12px; }
    .success-note.show { display: block; }

    .final-cta {
      padding: 42px;
      border-radius: var(--radius-lg);
      background: var(--color-dark);
      color: #fff;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      box-shadow: var(--shadow-md);
    }

    .final-cta h2 { color: #fff; }
    .final-cta p { color: rgba(255,255,255,.78); margin: 12px 0 0; }

    .site-footer {
      background: var(--color-dark);
      color: rgba(255,255,255,.72);
      padding: 58px 0 110px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr 1.4fr .9fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand { color: #fff; margin-bottom: 14px; }
    .footer-links {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px 18px;
    }

    .footer-links a, .footer-meta a {
      color: rgba(255,255,255,.72);
      transition: color var(--ease);
    }

    .footer-links a:hover, .footer-meta a:hover { color: var(--color-accent-2); }
    .footer-meta { border-top: 1px solid rgba(255,255,255,.12); margin-top: 34px; padding-top: 22px; display: flex; flex-wrap: wrap; gap: 12px 22px; font-size: 14px; }

    .floating-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 80;
      width: min(calc(100% - 32px), 920px);
      background: rgba(18,20,23,.92);
      color: #fff;
      border: 1px solid rgba(255,255,255,.14);
      border-radius: 999px;
      box-shadow: 0 20px 60px rgba(0,0,0,.25);
      backdrop-filter: blur(18px);
      padding: 10px 10px 10px 22px;
      display: grid;
      grid-template-columns: 1fr auto auto;
      gap: 12px;
      align-items: center;
    }

    .floating-cta strong { color: var(--color-accent-2); }
    .floating-close {
      width: 38px;
      height: 38px;
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 50%;
      background: rgba(255,255,255,.08);
      color: #fff;
    }

    .floating-cta.is-hidden { display: none; }

    [data-animate] {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 520ms ease, transform 520ms ease;
    }

    [data-animate].in-view {
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 1100px) {
      .header-inner { grid-template-columns: auto 1fr auto; }
      .seg-nav {
        grid-column: 1 / -1;
        justify-self: stretch;
        order: 4;
      }
      .rail { grid-template-columns: 1fr 1fr; }
      .deal-card.featured { grid-row: auto; grid-column: 1 / -1; min-height: auto; }
      .button-matrix { grid-template-columns: repeat(2, 1fr); }
      .category-grid { grid-template-columns: repeat(3, 1fr); }
    }

    @media (max-width: 860px) {
      body { padding-bottom: 104px; }
      .container { width: min(calc(100% - 28px), var(--container)); }
      .header-inner { min-height: 66px; grid-template-columns: auto auto auto; justify-content: space-between; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .seg-nav {
        display: none;
        padding: 10px;
        border-radius: var(--radius-lg);
        background: #fff;
        box-shadow: var(--shadow-sm);
      }
      .seg-nav.is-open {
        display: grid;
        grid-template-columns: 1fr;
      }
      .seg-nav a { justify-content: center; }
      .header-actions .btn { display: none; }
      .hero { min-height: auto; }
      .hero-inner { padding: 72px 0 110px; }
      .hero-data { grid-template-columns: 1fr; }
      .section, .section-tight { padding: 52px 0; }
      .section-head, .inventory-panel, .news-layout, .faq-wrap, .intro-grid, .scenario, .split-feature, .quote-wall, .form-panel, .final-cta, .footer-grid {
        grid-template-columns: 1fr;
      }
      .split-feature img { min-height: 280px; }
      .split-copy { padding: 28px; }
      .news-item { grid-template-columns: 1fr; gap: 10px; }
      .side-pick { position: static; }
      .number-strip { grid-template-columns: 1fr; }
      .number-item { border-right: 0; border-bottom: 1px solid var(--color-line); }
      .number-item:last-child { border-bottom: 0; }
      .timeline-item { grid-template-columns: 1fr; gap: 8px; }
      .form-grid { grid-template-columns: 1fr; }
      .footer-links { grid-template-columns: 1fr 1fr; }
      .floating-cta {
        border-radius: var(--radius-lg);
        grid-template-columns: 1fr auto;
        padding: 12px;
      }
      .floating-cta .btn { grid-column: 1 / -1; width: 100%; }
    }

    @media (max-width: 576px) {
      h1 { font-size: 42px; }
      h2 { font-size: 30px; }
      .hero-text p { font-size: 17px; }
      .hero-actions { align-items: stretch; }
      .hero-actions .btn { width: 100%; }
      .play-button { margin: 4px auto 0; }
      .rail, .button-matrix, .category-grid { grid-template-columns: 1fr; }
      .deal-card img, .deal-card.featured img { height: 210px; }
      .inventory-copy { padding: 28px; }
      .inventory-list { padding: 18px; }
      .inventory-item { grid-template-columns: 1fr; }
      .demo-row { grid-template-columns: 1fr; }
      .image-stack { grid-template-columns: 1fr; }
      .image-stack img:last-child { transform: none; }
      .final-cta { padding: 28px; }
      .footer-links { grid-template-columns: 1fr; }
    }

    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: 1ms !important;
        animation-duration: 1ms !important;
      }
      [data-animate] { opacity: 1; transform: none; }
    }

/* roulang page: category1 */
:root{
      --color-ink:#121417;--color-muted:#626872;--color-soft:#f4f1eb;--color-paper:#fbfaf7;
      --color-panel:#fff;--color-line:#ded8cf;--color-main:#153d35;--color-main-2:#215a4d;
      --color-accent:#d86f37;--color-accent-2:#f2b36d;--color-cool:#c9ddd6;--color-dark:#0e211d;
      --color-success:#2d7a55;--color-error:#b64235;--shadow-sm:0 8px 24px rgba(18,20,23,.07);
      --shadow-md:0 18px 48px rgba(18,20,23,.12);--radius-xs:4px;--radius-sm:6px;--radius-md:8px;
      --radius-lg:14px;--container:1180px;--header-h:78px;--space-1:8px;--space-2:12px;
      --space-3:18px;--space-4:26px;--space-5:38px;--space-6:56px;--space-7:78px;
      --ease:180ms ease;--font-cn:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",
      "Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--color-ink);
      font-family:var(--font-cn);line-height:1.75;background:linear-gradient(90deg,rgba(21,61,53,.035) 1px,transparent 1px),
      linear-gradient(180deg,var(--color-paper),var(--color-soft));background-size:48px 48px,auto;padding-bottom:72px}
    a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}
    button{cursor:pointer}.container{width:min(calc(100% - 40px),var(--container));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(251,250,247,.94);backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(222,216,207,.8);box-shadow:var(--shadow-sm)}
    .header-inner{min-height:var(--header-h);display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:900;color:var(--color-main);white-space:nowrap}
    .brand-mark{width:32px;height:32px;border-radius:7px;background:var(--color-main);color:var(--color-accent-2);
      display:grid;place-items:center;font-size:17px;line-height:1}
    .seg-nav{justify-self:center;display:flex;gap:6px;padding:6px;border:1px solid var(--color-line);
      border-radius:999px;background:rgba(255,255,255,.7);max-width:100%;overflow-x:auto;scrollbar-width:none}
    .seg-nav::-webkit-scrollbar{display:none}.seg-nav a{min-height:38px;padding:0 14px;border-radius:999px;
      display:inline-flex;align-items:center;color:var(--color-muted);font-size:14px;font-weight:800;white-space:nowrap;
      transition:all var(--ease)}.seg-nav a:hover{color:var(--color-main);background:rgba(21,61,53,.08)}
    .seg-nav a.active{color:#fff;background:var(--color-main);box-shadow:0 8px 18px rgba(21,61,53,.18)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;
      border:1px solid transparent;border-radius:999px;font-weight:800;transition:all var(--ease)}
    .btn:focus,.seg-nav a:focus,input:focus,summary:focus{outline:3px solid rgba(216,111,55,.3);outline-offset:3px}
    .btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 14px 30px rgba(216,111,55,.25)}
    .btn-primary:hover{background:#c95f2a;transform:translateY(-2px)}.btn-primary:active{transform:none}
    .btn-ghost{background:#fff;color:var(--color-main);border-color:var(--color-line)}.btn-ghost:hover{border-color:var(--color-main);transform:translateY(-2px)}
    .section{padding:68px 0}.section-band{background:rgba(255,255,255,.56);border-block:1px solid rgba(222,216,207,.75)}
    .section-head{display:grid;grid-template-columns:minmax(0,.9fr) minmax(280px,.6fr);gap:38px;align-items:end;margin-bottom:34px}
    .eyebrow{color:var(--color-accent);font-size:13px;font-weight:900;letter-spacing:.08em;margin-bottom:9px}
    .eyebrow:before{content:"— ";}.section h2{font-size:clamp(30px,4vw,52px);line-height:1.12;letter-spacing:-.05em;margin:0}
    .section-head p{color:var(--color-muted);margin:0}.hero{padding:70px 0 56px}.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:54px;align-items:center}
    .hero h1{font-size:clamp(46px,7vw,88px);line-height:1.02;letter-spacing:-.08em;margin:0 0 24px;max-width:760px}
    .hero h1 em{font-style:normal;color:var(--color-accent)}.hero p{font-size:18px;color:var(--color-muted);max-width:610px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-visual{position:relative;min-height:390px;border-radius:var(--radius-lg);
      overflow:hidden;background:var(--color-main);box-shadow:var(--shadow-md)}.hero-visual img{width:100%;height:390px;object-fit:cover;opacity:.72}
    .visual-note{position:absolute;left:24px;right:24px;bottom:22px;padding:18px;background:rgba(14,33,29,.86);color:#fff;border-left:4px solid var(--color-accent)}
    .visual-note strong{display:block;font-size:24px}.visual-note span{color:#c9ddd6;font-size:13px}.topic-filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
    .filter{border:1px solid var(--color-line);background:#fff;border-radius:999px;padding:9px 16px;color:var(--color-muted);font-weight:700}
    .filter:hover,.filter.selected{background:var(--color-main);color:#fff;border-color:var(--color-main)}
    .feature-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:20px}.feature{background:#fff;border:1px solid var(--color-line);overflow:hidden;border-radius:var(--radius-md)}
    .feature.main-feature{display:grid;grid-template-columns:1fr 1fr}.feature img{width:100%;height:100%;min-height:270px;object-fit:cover}.feature-copy{padding:30px}
    .tag{display:inline-block;padding:4px 10px;background:var(--color-cool);color:var(--color-main);border-radius:4px;font-size:12px;font-weight:900}
    .feature h3{font-size:28px;line-height:1.25;margin:18px 0 12px}.feature p{color:var(--color-muted);margin:0 0 22px}.side-stack{display:grid;gap:20px}
    .mini{padding:25px;background:var(--color-dark);color:#fff;border-radius:var(--radius-md);display:flex;flex-direction:column;justify-content:space-between}
    .mini:nth-child(2){background:var(--color-accent);}.mini h3{font-size:22px;line-height:1.3;margin:22px 0 10px}.mini p{color:rgba(255,255,255,.76);font-size:14px}
    .index-layout{display:grid;grid-template-columns:250px 1fr;gap:48px}.index-aside{border-top:2px solid var(--color-main)}
    .index-aside a{display:flex;justify-content:space-between;padding:15px 0;border-bottom:1px solid var(--color-line);font-weight:800}
    .index-aside a:hover{color:var(--color-accent)}.topic-list{display:grid;gap:0}.topic-row{display:grid;grid-template-columns:110px 1fr auto;gap:22px;align-items:start;padding:22px 0;border-bottom:1px solid var(--color-line)}
    .topic-row time{font-size:13px;color:var(--color-accent);font-weight:900}.topic-row h3{margin:0 0 5px;font-size:20px}.topic-row p{margin:0;color:var(--color-muted);font-size:14px}.topic-row .arrow{color:var(--color-main);font-size:22px}
    .deep{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:stretch}.deep-image{min-height:360px;overflow:hidden;border-radius:var(--radius-md)}.deep-image img{width:100%;height:100%;object-fit:cover}
    .deep-copy{padding:8px 0}.deep-copy h2{font-size:40px;line-height:1.15;margin:0 0 20px}.deep-copy p{color:var(--color-muted)}
    .rule-list{list-style:none;padding:0;margin:25px 0}.rule-list li{padding:13px 0 13px 28px;border-top:1px solid var(--color-line);position:relative}.rule-list li:before{content:"＋";position:absolute;left:0;color:var(--color-accent);font-weight:900}
    .calendar{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.day{padding:20px;background:#fff;border:1px solid var(--color-line);border-top:4px solid var(--color-main)}.day time{font-size:13px;color:var(--color-accent);font-weight:900}.day h3{font-size:18px;margin:12px 0 6px}.day p{margin:0;color:var(--color-muted);font-size:14px}
    .quote-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px}.quote{padding:30px;background:var(--color-main);color:#fff;border-radius:var(--radius-md)}.quote:nth-child(2){background:#fff;color:var(--color-ink;border:1px solid var(--color-line)}
    .quote p{font-size:18px;margin:0 0 18px}.quote span{color:var(--color-accent-2);font-weight:900}.quote:nth-child(2) span{color:var(--color-accent)}
    .faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--color-line);border-radius:var(--radius-md);overflow:hidden}
    .faq-item summary{list-style:none;padding:20px 24px;font-weight:900;cursor:pointer;display:flex;justify-content:space-between;gap:20px}
    .faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";color:var(--color-accent);font-size:22px}.faq-item[open] summary:after{content:"-"}
    .faq-item p{margin:0;padding:0 24px 22px;color:var(--color-muted)}
    .cta-panel{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;background:var(--color-dark);color:#fff;border-radius:var(--radius-lg);padding:34px 38px}
    .cta-panel h2{font-size:36px;margin:0 0 8px;line-height:1.15}.cta-panel p{margin:0;color:#c9ddd6}
    .fixed-bar{position:fixed;z-index:40;left:50%;bottom:16px;transform:translateX(-50%);width:min(calc(100% - 32px),920px);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px 12px 22px;background:rgba(14,33,29,.94);color:#fff;border:1px solid rgba(255,255,255,.14);border-radius:999px;box-shadow:var(--shadow-md);backdrop-filter:blur(14px)}
    .fixed-bar p{margin:0;color:#dce8e3;font-weight:700}.bar-actions{display:flex;gap:8px;align-items:center}.bar-close{width:34px;height:34px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff}
    .site-footer{background:var(--color-dark);color:#dce8e3;padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.1fr 1.4fr 1fr;gap:36px;margin-bottom:34px}.footer-brand{color:#fff}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.footer-links a,.inline-link,.footer-meta a{color:#dce8e3}.footer-links a:hover,.inline-link:hover,.footer-meta a:hover{color:var(--color-accent-2)}
    .site-footer p{color:#aebdb8;margin:14px 0 0}.footer-meta{display:flex;flex-wrap:wrap;gap:12px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:13px;color:#aebdb8}
    @media (max-width:992px){.header-inner{grid-template-columns:1fr}.seg-nav{justify-self:start;width:100%}.hero-grid,.feature-grid,.deep,.quote-wrap,.section-head,.cta-panel{grid-template-columns:1fr}.feature.main-feature{grid-template-columns:1fr}.index-layout{grid-template-columns:1fr}.calendar{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}}
    @media (max-width:576px){body{padding-bottom:96px}.container{width:min(calc(100% - 26px),var(--container))}.header-inner{gap:10px;padding:10px 0}.brand{font-size:19px}.seg-nav{border-radius:14px}.seg-nav a{padding:0 12px;font-size:13px}.header-inner>.btn{display:none}.hero{padding:40px 0}.hero h1{font-size:42px}.hero-visual,.hero-visual img{min-height:300px;height:300px}.section{padding:48px 0}.section h2{font-size:32px}.topic-row{grid-template-columns:1fr;gap:6px}.calendar{grid-template-columns:1fr}.footer-grid,.footer-links{grid-template-columns:1fr}.fixed-bar{border-radius:16px;align-items:flex-start;flex-direction:column}.bar-actions{width:100%}.bar-actions .btn{flex:1}.cta-panel{padding:28px 22px}.hero-actions .btn{width:100%}}
    @media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category2 */
:root{
 --color-ink:#121417;--color-muted:#626872;--color-soft:#f4f1eb;--color-paper:#fbfaf7;
 --color-panel:#fff;--color-line:#ded8cf;--color-main:#153d35;--color-main-2:#215a4d;
 --color-accent:#d86f37;--color-accent-2:#f2b36d;--color-cool:#c9ddd6;--color-dark:#0e211d;
 --color-success:#2d7a55;--color-error:#b64235;--shadow-sm:0 8px 24px rgba(18,20,23,.07);
 --shadow-md:0 18px 48px rgba(18,20,23,.12);--radius-xs:4px;--radius-sm:6px;
 --radius-md:8px;--radius-lg:14px;--container:1180px;--header-h:78px;
 --space-1:8px;--space-2:12px;--space-3:18px;--space-4:26px;--space-5:38px;
 --space-6:56px;--space-7:78px;--ease:180ms ease;
 --font-cn:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-cn);color:var(--color-ink);background:linear-gradient(90deg,rgba(21,61,53,.035) 1px,transparent 1px),linear-gradient(180deg,var(--color-paper),var(--color-soft));background-size:48px 48px,auto;line-height:1.75;padding-bottom:88px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(216,111,55,.4);outline-offset:3px}
.container{width:min(calc(100% - 40px),var(--container));margin:0 auto}
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,250,247,.94);backdrop-filter:blur(18px);border-bottom:1px solid rgba(222,216,207,.78);transition:box-shadow var(--ease)}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.header-inner{min-height:var(--header-h);display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:var(--space-3)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:22px;color:var(--color-main);white-space:nowrap}
.brand-mark{width:32px;height:32px;border-radius:7px;background:var(--color-main);color:var(--color-accent-2);display:grid;place-items:center;font-size:17px;line-height:1;box-shadow:inset 0 0 0 1px rgba(255,255,255,.2)}
.seg-nav{justify-self:center;display:flex;align-items:center;gap:6px;padding:6px;border:1px solid var(--color-line);border-radius:999px;background:rgba(255,255,255,.68);max-width:100%;overflow-x:auto;scrollbar-width:none}
.seg-nav::-webkit-scrollbar{display:none}
.seg-nav a{position:relative;display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:999px;color:var(--color-muted);font-size:14px;font-weight:700;white-space:nowrap;transition:color var(--ease),background var(--ease),transform var(--ease)}
.seg-nav a:hover{color:var(--color-main);background:rgba(21,61,53,.07);transform:translateY(-1px)}
.seg-nav a.active{color:#fff;background:var(--color-main);box-shadow:0 8px 18px rgba(21,61,53,.18)}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--color-line);border-radius:999px;background:var(--color-panel);color:var(--color-main)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid transparent;font-weight:800;font-size:15px;line-height:1;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease)}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 14px 30px rgba(216,111,55,.25)}
.btn-primary:hover{transform:translateY(-2px);background:#c95f2a;box-shadow:0 18px 36px rgba(216,111,55,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(216,111,55,.18)}
.btn-primary:disabled{background:#c9b8aa;color:#fff;cursor:not-allowed;box-shadow:none}
.btn-ghost{background:rgba(255,255,255,.72);color:var(--color-main);border-color:var(--color-line)}
.btn-ghost:hover{border-color:var(--color-main);background:#fff;transform:translateY(-2px)}
.btn-dark{background:var(--color-main);color:#fff}
.btn-dark:hover{background:var(--color-dark);transform:translateY(-2px)}
.section{position:relative;padding:var(--space-7) 0}
.section-tight{padding:var(--space-5) 0}
.section-band{background:rgba(255,255,255,.54);border-block:1px solid rgba(222,216,207,.72)}
.section-head{display:grid;grid-template-columns:minmax(0,.9fr) minmax(280px,.55fr);gap:var(--space-5);align-items:end;margin-bottom:var(--space-5)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-accent);font-weight:900;font-size:13px;margin-bottom:10px}
.eyebrow:before{content:"";width:24px;height:2px;background:var(--color-accent)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(42px,6vw,78px);line-height:1.08;letter-spacing:-.055em;margin-bottom:20px}
h2{font-size:clamp(30px,4vw,48px);line-height:1.15;letter-spacing:-.04em;margin-bottom:14px}
h3{font-size:20px;line-height:1.35;margin-bottom:10px}
.lead{font-size:18px;color:var(--color-muted);line-height:1.9}
.muted{color:var(--color-muted)}
.hero{padding:64px 0 52px;background:linear-gradient(90deg,rgba(251,250,247,.97) 0%,rgba(251,250,247,.86) 48%,rgba(251,250,247,.46) 100%),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;border-bottom:1px solid var(--color-line)}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:54px;align-items:center;min-height:390px}
.hero-copy{max-width:720px}
.hero-copy h1 span{color:var(--color-accent);display:block}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{display:flex;gap:20px;flex-wrap:wrap;margin-top:28px;font-size:13px;color:var(--color-muted)}
.hero-note strong{display:block;color:var(--color-main);font-size:22px;line-height:1.2}
.news-board{background:var(--color-dark);color:#fff;padding:28px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);position:relative;overflow:hidden}
.news-board:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(242,179,109,.3);border-radius:50%;right:-65px;bottom:-70px}
.board-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.16);padding-bottom:18px;margin-bottom:16px}
.board-label{color:var(--color-accent-2);font-size:12px;font-weight:900;letter-spacing:.12em}
.live-dot{width:8px;height:8px;background:#80d5a2;border-radius:50%;box-shadow:0 0 0 5px rgba(128,213,162,.12)}
.board-item{display:grid;grid-template-columns:82px 1fr;gap:15px;padding:17px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.board-item:last-child{border-bottom:0}
.board-time{color:var(--color-accent-2);font-size:13px;font-weight:800}
.board-item b{font-size:15px;line-height:1.5}
.board-item small{display:block;color:rgba(255,255,255,.58);margin-top:3px}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.filter-row button{border:1px solid var(--color-line);background:var(--color-panel);border-radius:999px;padding:9px 17px;color:var(--color-muted);font-weight:700;transition:all var(--ease)}
.filter-row button:hover,.filter-row button.selected{background:var(--color-main);border-color:var(--color-main);color:#fff}
.timeline{position:relative;border-left:2px solid var(--color-cool);margin-left:72px;padding-left:42px}
.timeline:before{content:"";position:absolute;left:-7px;top:0;width:12px;height:12px;background:var(--color-accent);border-radius:50%;box-shadow:0 0 0 5px var(--color-paper)}
.timeline-entry{position:relative;padding:0 0 38px;display:grid;grid-template-columns:126px 1fr;gap:25px}
.timeline-entry:before{content:"";position:absolute;left:-50px;top:6px;width:10px;height:10px;border:2px solid var(--color-main);background:var(--color-paper);border-radius:50%}
.entry-date{font-weight:900;color:var(--color-main);font-size:14px}
.entry-date span{display:block;color:var(--color-muted);font-weight:500;font-size:12px}
.news-entry{border-bottom:1px solid var(--color-line);padding-bottom:20px}
.news-entry h3{margin-bottom:7px}
.news-entry p{color:var(--color-muted);margin-bottom:13px}
.text-link{color:var(--color-main);font-weight:900;font-size:14px;border-bottom:2px solid var(--color-accent-2);padding-bottom:2px}
.text-link:hover{color:var(--color-accent)}
.digest-grid{display:grid;grid-template-columns:5fr 7fr;gap:34px;align-items:stretch}
.digest-image{min-height:430px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);background:#ddd}
.digest-image img{width:100%;height:100%;object-fit:cover}
.digest-panel{background:var(--color-panel);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-sm)}
.digest-list{display:grid;gap:16px;margin-top:24px}
.digest-list article{display:grid;grid-template-columns:78px 1fr;gap:16px;padding:18px;border:1px solid rgba(222,216,207,.8);border-radius:var(--radius-md);background:rgba(244,241,235,.45);transition:transform var(--ease),border-color var(--ease)}
.digest-list article:hover{transform:translateY(-2px);border-color:var(--color-main)}
.digest-list time{font-size:13px;font-weight:900;color:var(--color-accent)}
.source-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--color-line);border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden}
.source-strip div{background:var(--color-panel);padding:24px}
.source-strip strong{display:block;font-size:30px;line-height:1;color:var(--color-main);margin-bottom:8px}
.compact-list{display:grid;gap:0;border-top:1px solid var(--color-line)}
.compact-row{display:grid;grid-template-columns:130px 150px 1fr auto;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--color-line)}
.compact-row time{font-weight:900;color:var(--color-main)}
.badge{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:5px 10px;background:rgba(216,111,55,.1);color:var(--color-accent);font-size:12px;font-weight:900}
.insight-wrap{display:grid;grid-template-columns:4fr 8fr;gap:30px;align-items:start}
.insight-side{position:sticky;top:104px;background:var(--color-dark);color:#fff;border-radius:var(--radius-lg);padding:30px}
.insight-side .eyebrow{color:var(--color-accent-2)}
.insight-side p{color:rgba(255,255,255,.72)}
.insight-flow{display:grid;gap:16px}
.insight-card{background:var(--color-panel);border:1px solid var(--color-line);border-radius:var(--radius-lg);padding:26px;display:grid;grid-template-columns:52px 1fr;gap:18px;box-shadow:var(--shadow-sm)}
.insight-card span{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--color-cool);color:var(--color-main);font-weight:900}
.pager{display:flex;justify-content:center;gap:10px;margin-top:34px}
.pager a,.pager span{min-width:42px;height:42px;display:grid;place-items:center;border-radius:999px;border:1px solid var(--color-line);font-weight:800;background:#fff;color:var(--color-muted)}
.pager span{background:var(--color-main);color:#fff;border-color:var(--color-main)}
.faq{display:grid;grid-template-columns:5fr 7fr;gap:34px}
.accordion{display:grid;gap:12px}
.faq-item{background:var(--color-panel);border:1px solid var(--color-line);border-radius:var(--radius-md);overflow:hidden}
.faq-q{width:100%;border:0;background:#fff;display:flex;justify-content:space-between;gap:18px;text-align:left;padding:18px 20px;font-weight:900;color:var(--color-ink)}
.faq-q span:last-child{color:var(--color-accent);font-size:22px;line-height:1}
.faq-a{display:none;padding:0 20px 20px;color:var(--color-muted)}
.faq-item.open .faq-a{display:block}
.cta-panel{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;background:var(--color-main);color:#fff;border-radius:var(--radius-lg);padding:34px 38px;box-shadow:var(--shadow-md)}
.cta-panel p{color:rgba(255,255,255,.75);margin-bottom:0}
.site-footer{background:var(--color-dark);color:rgba(255,255,255,.72);padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.1fr 1.4fr .9fr;gap:38px;margin-bottom:36px}
.footer-brand{color:#fff;margin-bottom:14px}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:10px 18px}
.footer-links a,.inline-link,.footer-meta a{color:rgba(255,255,255,.78)}
.footer-links a:hover,.inline-link:hover,.footer-meta a:hover{color:var(--color-accent-2)}
.footer-meta{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;flex-wrap:wrap;gap:12px 18px;font-size:13px}
.float-bar{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:70;width:min(calc(100% - 32px),880px);background:rgba(14,33,29,.94);color:#fff;border:1px solid rgba(255,255,255,.14);box-shadow:var(--shadow-md);border-radius:999px;padding:10px 12px 10px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;backdrop-filter:blur(16px)}
.float-bar p{margin:0;color:rgba(255,255,255,.8);font-size:14px}
.float-close{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff}
.float-bar.is-hidden{display:none}
@media (max-width:1024px){
 .header-inner{grid-template-columns:auto 1fr auto}
 .menu-toggle{display:block}
 .seg-nav{position:absolute;left:20px;right:20px;top:calc(var(--header-h) + 8px);display:none;flex-direction:column;align-items:stretch;border-radius:var(--radius-lg);padding:12px;background:rgba(255,255,255,.97);box-shadow:var(--shadow-md)}
 .seg-nav.is-open{display:flex}
 .seg-nav a{justify-content:center}
 .hero-grid,.digest-grid,.insight-wrap,.faq{grid-template-columns:1fr}
 .insight-side{position:relative;top:auto}
 .source-strip{grid-template-columns:repeat(2,1fr)}
 .compact-row{grid-template-columns:110px 120px 1fr}
 .compact-row .text-link{grid-column:3}
}
@media (max-width:768px){
 body{padding-bottom:104px}
 .container{width:min(calc(100% - 28px),var(--container))}
 .header-inner{min-height:68px}
 .header-actions .btn{display:none}
 .hero{padding:42px 0}
 .hero-grid{min-height:auto;gap:28px}
 h1{font-size:42px;letter-spacing:-.035em}
 h2{font-size:31px;letter-spacing:-.02em}
 .section{padding:54px 0}
 .section-head{grid-template-columns:1fr;gap:14px}
 .timeline{margin-left:10px;padding-left:28px}
 .timeline-entry{grid-template-columns:1fr;gap:8px}
 .timeline-entry:before{left:-36px}
 .compact-row{grid-template-columns:1fr;gap:6px}
 .compact-row .text-link{grid-column:auto;justify-self:start}
 .source-strip{grid-template-columns:1fr}
 .digest-list article,.insight-card{grid-template-columns:1fr}
 .cta-panel{grid-template-columns:1fr;padding:26px}
 .footer-grid{grid-template-columns:1fr}
 .footer-links{grid-template-columns:1fr 1fr}
 .float-bar{border-radius:18px;align-items:flex-start}
 .float-bar .btn{min-height:38px;padding:0 14px}
}
@media (prefers-reduced-motion:reduce){
 *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}

/* roulang page: category5 */
:root{
 --color-ink:#121417;--color-muted:#626872;--color-soft:#f4f1eb;--color-paper:#fbfaf7;
 --color-panel:#fff;--color-line:#ded8cf;--color-main:#153d35;--color-main-2:#215a4d;
 --color-accent:#d86f37;--color-accent-2:#f2b36d;--color-cool:#c9ddd6;--color-dark:#0e211d;
 --color-success:#2d7a55;--color-error:#b64235;--shadow-sm:0 8px 24px rgba(18,20,23,.07);
 --shadow-md:0 18px 48px rgba(18,20,23,.12);--radius-xs:4px;--radius-sm:6px;--radius-md:8px;
 --radius-lg:14px;--container:1180px;--header-h:78px;--space-1:8px;--space-2:12px;
 --space-3:18px;--space-4:26px;--space-5:38px;--space-6:56px;--space-7:78px;
 --ease:180ms ease;--font-cn:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",
 "Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font-cn);color:var(--color-ink);background:linear-gradient(90deg,rgba(21,61,53,.035) 1px,transparent 1px),linear-gradient(180deg,var(--color-paper),var(--color-soft));background-size:48px 48px,auto;line-height:1.75;padding-bottom:72px}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 40px),var(--container));margin:auto}.site-header{position:sticky;top:0;z-index:60;background:rgba(251,250,247,.93);backdrop-filter:blur(18px);border-bottom:1px solid rgba(222,216,207,.78)}.header-inner{min-height:var(--header-h);display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:22px;color:var(--color-main);white-space:nowrap}.brand-mark{width:32px;height:32px;border-radius:7px;background:var(--color-main);color:var(--color-accent-2);display:grid;place-items:center;font-size:17px;line-height:1}.seg-nav{justify-self:center;display:flex;gap:6px;padding:6px;border:1px solid var(--color-line);border-radius:999px;background:rgba(255,255,255,.68);max-width:100%;overflow-x:auto;scrollbar-width:none}.seg-nav::-webkit-scrollbar{display:none}.seg-nav a{min-height:38px;padding:0 14px;border-radius:999px;color:var(--color-muted);font-size:14px;font-weight:700;display:inline-flex;align-items:center;white-space:nowrap;transition:all var(--ease)}.seg-nav a:hover{color:var(--color-main);background:rgba(21,61,53,.08);transform:translateY(-1px)}.seg-nav a.active{color:#fff;background:var(--color-main);box-shadow:0 8px 18px rgba(21,61,53,.18)}.header-actions{display:flex;align-items:center;gap:10px}.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--color-line);border-radius:50%;background:#fff;color:var(--color-main)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid transparent;font-weight:800;font-size:15px;line-height:1;transition:all var(--ease)}.btn:focus-visible,.menu-toggle:focus-visible,.seg-nav a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid rgba(216,111,55,.35);outline-offset:3px}.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 14px 30px rgba(216,111,55,.25)}.btn-primary:hover{background:#c95f2a;transform:translateY(-2px)}.btn-primary:active{transform:translateY(0)}.btn-ghost{background:rgba(255,255,255,.75);color:var(--color-main);border-color:var(--color-line)}.btn-ghost:hover{border-color:var(--color-main);background:#fff;transform:translateY(-2px)}.btn-dark{background:var(--color-main);color:#fff}.btn-dark:hover{background:var(--color-dark);transform:translateY(-2px)}.section{padding:78px 0;position:relative}.section-tight{padding:38px 0}.section-band{background:rgba(255,255,255,.56);border-block:1px solid rgba(222,216,207,.72)}.section-head{display:grid;grid-template-columns:minmax(0,.9fr) minmax(280px,.55fr);gap:38px;align-items:end;margin-bottom:38px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-accent);font-weight:900;font-size:13px;margin-bottom:10px}.eyebrow:before{content:"";width:24px;height:2px;background:var(--color-accent)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,6vw,82px);line-height:1.08;letter-spacing:-.055em;margin-bottom:22px}h2{font-size:clamp(30px,4vw,52px);line-height:1.15;letter-spacing:-.04em;margin-bottom:15px}h3{font-size:22px;line-height:1.3;margin-bottom:10px}.muted{color:var(--color-muted)}.hero-inner{min-height:410px;display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:end}.hero-copy{padding:45px 0 35px}.hero-copy p{font-size:18px;max-width:650px;color:var(--color-muted)}.hero-media{height:410px;position:relative;overflow:hidden;border-radius:var(--radius-lg) var(--radius-lg) 0 var(--radius-lg);background:var(--color-main)}.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.74}.hero-stamp{position:absolute;right:20px;bottom:20px;background:var(--color-accent);color:#fff;padding:16px 18px;font-weight:900;border-radius:var(--radius-sm);max-width:190px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}.label{display:inline-block;padding:4px 10px;border:1px solid var(--color-line);border-radius:999px;color:var(--color-main);font-size:12px;font-weight:800;background:#fff}.story-feature{display:grid;grid-template-columns:5fr 7fr;gap:0;background:var(--color-dark);color:#fff;border-radius:var(--radius-lg);overflow:hidden}.story-feature img{width:100%;height:100%;min-height:410px;object-fit:cover;opacity:.82}.story-feature-content{padding:48px 52px}.story-feature-content p{color:#d8e2dd}.story-feature-content h2{max-width:560px}.story-feature-content .label{background:transparent;border-color:#688477;color:var(--color-accent-2)}.story-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.story-item{background:var(--color-panel);border:1px solid var(--color-line);padding:26px;display:grid;grid-template-columns:110px 1fr;gap:22px;transition:all var(--ease)}.story-item:hover{border-color:var(--color-main-2);box-shadow:var(--shadow-sm);transform:translateY(-3px)}.story-item img{width:110px;height:110px;object-fit:cover;border-radius:var(--radius-sm)}.story-item p{color:var(--color-muted);font-size:14px}.story-meta{font-size:12px;color:var(--color-accent);font-weight:900;margin-bottom:7px}.quote-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px;align-items:start}.quote-box{font-size:27px;line-height:1.5;font-weight:800;color:var(--color-main);border-left:4px solid var(--color-accent);padding-left:24px}.quote-source{display:block;color:var(--color-muted);font-size:14px;font-weight:500;margin-top:18px}.timeline{border-top:1px solid var(--color-line);display:grid;grid-template-columns:repeat(4,1fr);gap:0}.time-node{padding:24px 20px 10px 0;border-right:1px solid var(--color-line);min-height:170px}.time-node:not(:first-child){padding-left:20px}.time-node:last-child{border-right:0}.time-number{font-size:34px;color:var(--color-accent);font-weight:900;line-height:1;margin-bottom:18px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--color-line);border:1px solid var(--color-line)}.metric{background:var(--color-panel);padding:30px}.metric strong{display:block;font-size:38px;line-height:1.1;color:var(--color-main);margin-bottom:10px}.metric span{color:var(--color-muted);font-size:14px}.feedback{display:grid;grid-template-columns:5fr 7fr;gap:50px;align-items:start}.feedback-panel{background:var(--color-panel);border:1px solid var(--color-line);padding:32px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.field{margin-bottom:17px}.field label{display:block;font-size:14px;font-weight:800;margin-bottom:7px}.field input,.field textarea{width:100%;border:1px solid var(--color-line);background:#fff;border-radius:var(--radius-sm);padding:12px 14px;color:var(--color-ink);transition:border var(--ease),box-shadow var(--ease)}.field textarea{min-height:120px;resize:vertical}.field input:focus,.field textarea:focus{border-color:var(--color-main);box-shadow:0 0 0 3px rgba(21,61,53,.1);outline:0}.field.error input{border-color:var(--color-error)}.form-note{font-size:12px;color:var(--color-muted);margin:10px 0 0}.form-success{display:none;color:var(--color-success);font-size:14px;margin-top:12px}.form-success.show{display:block}.faq-list{border-top:1px solid var(--color-line)}details{border-bottom:1px solid var(--color-line);padding:20px 0}summary{cursor:pointer;list-style:none;font-weight:900;font-size:18px;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"＋";color:var(--color-accent);font-size:24px;line-height:1}details[open] summary:after{content:"－"}details p{color:var(--color-muted);max-width:800px;margin:15px 0 0}.cta-panel{background:var(--color-main);color:#fff;border-radius:var(--radius-lg);padding:42px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta-panel p{color:#d6e1dc;max-width:600px;margin-bottom:0}.site-footer{background:var(--color-dark);color:#c9d7d1;padding:55px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:50px}.footer-brand{color:#fff}.site-footer p{color:#a7b9b1;font-size:14px;max-width:330px}.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 18px;font-size:14px}.footer-links a:hover,.inline-link:hover{color:var(--color-accent-2)}.inline-link{color:var(--color-accent-2);font-weight:800}.footer-meta{border-top:1px solid rgba(255,255,255,.15);margin-top:35px;padding-top:20px;display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:#91a59c}.footer-meta a:hover{color:#fff}.bottom-bar{position:fixed;z-index:55;bottom:16px;left:50%;transform:translateX(-50%);width:min(calc(100% - 40px),800px);background:var(--color-dark);color:#fff;border:1px solid rgba(255,255,255,.16);box-shadow:var(--shadow-md);border-radius:999px;padding:10px 12px 10px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px}.bottom-bar span{font-size:14px;font-weight:700}.bottom-bar button{border:0;background:transparent;color:#b8c8c1;font-size:20px}.reveal{animation:rise .65s both}.delay{animation-delay:.12s}@keyframes rise{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:none}}@media(max-width:1050px){.header-inner{grid-template-columns:auto 1fr auto}.header-actions .btn{display:none}.hero-inner{grid-template-columns:1fr 1fr}.seg-nav a{padding:0 10px;font-size:13px}}@media(max-width:768px){body{padding-bottom:82px}.container{width:min(calc(100% - 28px),var(--container))}.header-inner{min-height:64px}.menu-toggle{display:block}.header-inner>.seg-nav{display:none}.seg-nav.open{position:absolute;top:64px;left:14px;right:14px;display:flex;flex-direction:column;align-items:stretch;border-radius:12px;background:var(--color-paper);box-shadow:var(--shadow-md);padding:10px}.seg-nav.open a{justify-content:center}.hero-inner,.story-feature,.quote-grid,.feedback{grid-template-columns:1fr;gap:0}.hero-copy{padding:50px 0 25px}.hero-media{height:280px;border-radius:var(--radius-md)}.story-feature img{min-height:240px}.story-feature-content{padding:30px 25px}.section{padding:55px 0}.section-head{display:block;margin-bottom:26px}.section-head>p{margin-top:14px}.story-list{grid-template-columns:1fr}.timeline{grid-template-columns:1fr 1fr}.time-node{border-right:0;border-bottom:1px solid var(--color-line);padding:20px 12px 20px 0!important}.time-node:nth-child(even){padding-left:14px!important;border-left:1px solid var(--color-line)}.metrics{grid-template-columns:1fr}.feedback-panel{margin-top:28px}.cta-panel{display:block;padding:32px 25px}.cta-panel .btn{margin-top:24px}.bottom-bar{bottom:0;width:100%;border-radius:0;border-inline:0;padding:11px 14px}.bottom-bar span{font-size:13px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-meta{gap:8px 12px}}@media(max-width:520px){h1{font-size:42px}.hero-actions .btn{width:100%}.story-item{grid-template-columns:76px 1fr;padding:18px;gap:14px}.story-item img{width:76px;height:76px}.story-item h3{font-size:18px}.timeline{grid-template-columns:1fr}.time-node:nth-child(even){border-left:0;padding-left:0!important}.footer-links{grid-template-columns:repeat(2,1fr)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* roulang page: category4 */
:root {
      --color-ink: #121417;
      --color-muted: #626872;
      --color-soft: #f4f1eb;
      --color-paper: #fbfaf7;
      --color-panel: #ffffff;
      --color-line: #ded8cf;
      --color-main: #153d35;
      --color-main-2: #215a4d;
      --color-accent: #d86f37;
      --color-accent-2: #f2b36d;
      --color-cool: #c9ddd6;
      --color-dark: #0e211d;
      --color-success: #2d7a55;
      --color-error: #b64235;
      --shadow-sm: 0 8px 24px rgba(18, 20, 23, .07);
      --shadow-md: 0 18px 48px rgba(18, 20, 23, .12);
      --radius-xs: 4px;
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container: 1180px;
      --header-h: 78px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 18px;
      --space-4: 26px;
      --space-5: 38px;
      --space-6: 56px;
      --space-7: 78px;
      --ease: 180ms ease;
      --font-cn: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-cn);
      color: var(--color-ink);
      background:
        linear-gradient(90deg, rgba(21,61,53,.035) 1px, transparent 1px),
        linear-gradient(180deg, var(--color-paper) 0%, var(--color-soft) 100%);
      background-size: 48px 48px, auto;
      line-height: 1.75;
      letter-spacing: 0;
      padding-bottom: 88px;
    }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; height: auto; }
    button, input, select, textarea { font: inherit; }
    button { cursor: pointer; }
    input, textarea, select {
      width: 100%;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: #fff;
      color: var(--color-ink);
      padding: 13px 14px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }
    input:focus, textarea:focus, select:focus {
      border-color: var(--color-main);
      box-shadow: 0 0 0 4px rgba(21,61,53,.12);
    }
    input[aria-invalid="true"], textarea[aria-invalid="true"] {
      border-color: var(--color-error);
      box-shadow: 0 0 0 4px rgba(182,66,53,.1);
    }
    label { display: block; font-weight: 800; color: var(--color-main); margin-bottom: 8px; }
    ::selection { background: rgba(216,111,55,.22); }
    :focus-visible { outline: 3px solid rgba(216,111,55,.45); outline-offset: 3px; }
    .container {
      width: min(calc(100% - 40px), var(--container));
      margin: 0 auto;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(251,250,247,.92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(222,216,207,.78);
      transition: box-shadow var(--ease), transform var(--ease);
    }
    .site-header.is-scrolled { box-shadow: var(--shadow-sm); }
    .header-inner {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: auto 1fr auto auto;
      align-items: center;
      gap: var(--space-3);
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      font-size: 22px;
      color: var(--color-main);
      white-space: nowrap;
    }
    .brand-mark {
      width: 32px;
      height: 32px;
      border-radius: 7px;
      background: var(--color-main);
      color: var(--color-accent-2);
      display: grid;
      place-items: center;
      font-size: 17px;
      line-height: 1;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.2);
    }
    .seg-nav {
      justify-self: center;
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: rgba(255,255,255,.68);
      max-width: 100%;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .seg-nav::-webkit-scrollbar { display: none; }
    .seg-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
      transition: color var(--ease), background var(--ease), transform var(--ease);
    }
    .seg-nav a:hover {
      color: var(--color-main);
      background: rgba(21,61,53,.07);
      transform: translateY(-1px);
    }
    .seg-nav a.active {
      color: #fff;
      background: var(--color-main);
      box-shadow: 0 8px 18px rgba(21,61,53,.18);
    }
    .header-actions { display: flex; align-items: center; gap: 10px; }
    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: var(--color-panel);
      color: var(--color-main);
    }
    .menu-lines, .menu-lines::before, .menu-lines::after {
      display: block;
      width: 17px;
      height: 2px;
      background: currentColor;
      border-radius: 99px;
      margin: 0 auto;
      content: "";
      transition: transform var(--ease), opacity var(--ease);
    }
    .menu-lines::before { transform: translateY(-6px); }
    .menu-lines::after { transform: translateY(4px); }
    .menu-toggle[aria-expanded="true"] .menu-lines { background: transparent; }
    .menu-toggle[aria-expanded="true"] .menu-lines::before { transform: translateY(2px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] .menu-lines::after { transform: translateY(0) rotate(-45deg); }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      font-size: 15px;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      user-select: none;
    }
    .btn-primary {
      background: var(--color-accent);
      color: #fff;
      box-shadow: 0 14px 30px rgba(216,111,55,.25);
    }
    .btn-primary:hover { transform: translateY(-2px); background: #c95f2a; box-shadow: 0 18px 36px rgba(216,111,55,.3); }
    .btn-primary:active { transform: translateY(0); box-shadow: 0 8px 18px rgba(216,111,55,.18); }
    .btn-primary:disabled { background: #c9b8aa; color: #fff; cursor: not-allowed; box-shadow: none; }
    .btn-ghost {
      background: rgba(255,255,255,.72);
      color: var(--color-main);
      border-color: var(--color-line);
    }
    .btn-ghost:hover { border-color: var(--color-main); background: #fff; transform: translateY(-2px); }
    .btn-dark { background: var(--color-main); color: #fff; }
    .btn-dark:hover { background: var(--color-dark); transform: translateY(-2px); }
    .btn-arrow { transition: transform var(--ease); }
    .btn:hover .btn-arrow { transform: translateX(3px); }
    .section { position: relative; padding: var(--space-7) 0; }
    .section-tight { padding: var(--space-5) 0; }
    .section-band { background: rgba(255,255,255,.54); border-block: 1px solid rgba(222,216,207,.72); }
    .section-dark { background: var(--color-dark); color: #fff; }
    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(280px, .55fr);
      gap: var(--space-5);
      align-items: end;
      margin-bottom: var(--space-5);
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-accent);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 10px;
    }
    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: currentColor;
      border-radius: 999px;
    }
    h1, h2, h3, p { margin-top: 0; }
    h1 {
      margin-bottom: 18px;
      font-size: clamp(42px, 6vw, 78px);
      line-height: 1.03;
      letter-spacing: 0;
      font-weight: 950;
      color: var(--color-main);
    }
    h2 {
      margin-bottom: 14px;
      font-size: clamp(30px, 3.4vw, 48px);
      line-height: 1.14;
      letter-spacing: 0;
      font-weight: 950;
      color: var(--color-main);
    }
    h3 {
      margin-bottom: 10px;
      font-size: 21px;
      line-height: 1.35;
      font-weight: 900;
      color: var(--color-main);
    }
    p { color: var(--color-muted); }
    .lead {
      font-size: 18px;
      line-height: 1.9;
      color: #3e4641;
    }
    .muted { color: var(--color-muted); }
    .tag-row { display: flex; flex-wrap: wrap; gap: 10px; }
    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 11px;
      border-radius: 999px;
      border: 1px solid var(--color-line);
      color: var(--color-main);
      background: rgba(255,255,255,.66);
      font-weight: 800;
      font-size: 13px;
    }
    .tag.is-hot { border-color: rgba(216,111,55,.45); background: rgba(216,111,55,.1); color: #9b4820; }
    .hero-watch {
      min-height: calc(100vh - var(--header-h) - 74px);
      display: grid;
      align-items: center;
      padding: 58px 0 42px;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 6.8fr) minmax(340px, 5.2fr);
      gap: var(--space-6);
      align-items: center;
    }
    .hero-copy { max-width: 720px; }
    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 16px;
      color: var(--color-accent);
      font-weight: 950;
    }
    .hero-kicker span {
      width: 38px;
      height: 2px;
      background: var(--color-accent);
      display: inline-block;
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--space-4); }
    .hero-note {
      margin-top: var(--space-4);
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      border-top: 1px solid var(--color-line);
      border-bottom: 1px solid var(--color-line);
    }
    .hero-note div {
      padding: 16px 14px;
      border-right: 1px solid var(--color-line);
    }
    .hero-note div:last-child { border-right: 0; }
    .hero-note strong {
      display: block;
      color: var(--color-main);
      font-size: 22px;
      line-height: 1.2;
    }
    .hero-note span {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }
    .hero-panel {
      position: relative;
      border: 1px solid rgba(222,216,207,.88);
      background: var(--color-panel);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }
    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image: linear-gradient(180deg, rgba(14,33,29,.18), rgba(14,33,29,.78)), url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center;
      opacity: .92;
    }
    .recommend-card {
      position: relative;
      min-height: 520px;
      padding: var(--space-4);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      color: #fff;
    }
    .recommend-card h2, .recommend-card h3, .recommend-card p { color: #fff; }
    .recommend-top {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      align-items: flex-start;
    }
    .recommend-badge {
      display: inline-flex;
      align-items: center;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(242,179,109,.92);
      color: #2c170c;
      font-weight: 950;
      font-size: 13px;
    }
    .market-strip {
      margin-top: 20px;
      display: grid;
      gap: 10px;
    }
    .market-item {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 13px 14px;
      border: 1px solid rgba(255,255,255,.22);
      background: rgba(255,255,255,.1);
      border-radius: var(--radius-sm);
      backdrop-filter: blur(8px);
    }
    .market-item strong { font-size: 15px; }
    .market-item span { color: rgba(255,255,255,.78); font-size: 13px; }
    .market-score {
      width: 76px;
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,.22);
      overflow: hidden;
    }
    .market-score i {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: var(--color-accent-2);
    }
    .mini-cta {
      position: relative;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 18px;
      border-radius: var(--radius-md);
      background: rgba(255,255,255,.92);
      color: var(--color-ink);
    }
    .mini-cta p { color: var(--color-muted); margin-bottom: 0; }
    .signal-row {
      display: grid;
      grid-template-columns: 1.1fr .9fr 1fr;
      gap: 1px;
      background: var(--color-line);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
    }
    .signal-box {
      background: rgba(255,255,255,.8);
      padding: var(--space-4);
      min-height: 180px;
      transition: background var(--ease), transform var(--ease);
    }
    .signal-box:hover { background: #fff; transform: translateY(-3px); }
    .signal-box .num {
      color: var(--color-accent);
      font-weight: 950;
      font-size: 34px;
      line-height: 1;
      margin-bottom: 18px;
    }
    .demo-grid {
      display: grid;
      grid-template-columns: minmax(0, 5fr) minmax(320px, 7fr);
      gap: var(--space-5);
      align-items: stretch;
    }
    .image-tile {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-line);
      min-height: 460px;
      background: var(--color-main);
      box-shadow: var(--shadow-sm);
    }
    .image-tile img {
      width: 100%;
      height: 100%;
      min-height: inherit;
      object-fit: cover;
      filter: saturate(.92) contrast(1.02);
    }
    .image-tile::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(14,33,29,.05), rgba(14,33,29,.7));
    }
    .image-caption {
      position: absolute;
      left: 22px;
      right: 22px;
      bottom: 20px;
      z-index: 2;
      color: #fff;
    }
    .image-caption p { color: rgba(255,255,255,.78); margin-bottom: 0; }
    .watch-board {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.82);
      padding: var(--space-4);
      box-shadow: var(--shadow-sm);
    }
    .board-tabs {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: var(--space-4);
    }
    .board-tabs button {
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #fff;
      color: var(--color-muted);
      padding: 8px 13px;
      font-weight: 850;
      transition: color var(--ease), background var(--ease), border-color var(--ease);
    }
    .board-tabs button[aria-selected="true"] {
      background: var(--color-main);
      border-color: var(--color-main);
      color: #fff;
    }
    .board-body { display: grid; gap: 14px; }
    .data-line {
      display: grid;
      grid-template-columns: 78px minmax(0, 1fr) 72px;
      gap: 14px;
      align-items: center;
      padding: 15px 0;
      border-bottom: 1px solid var(--color-line);
    }
    .data-line:last-child { border-bottom: 0; }
    .data-line b {
      color: var(--color-main);
      font-size: 18px;
    }
    .data-line p { margin-bottom: 0; }
    .bar {
      height: 10px;
      border-radius: 999px;
      background: rgba(21,61,53,.1);
      overflow: hidden;
      margin-top: 8px;
    }
    .bar i {
      display: block;
      height: 100%;
      width: var(--w);
      background: linear-gradient(90deg, var(--color-main), var(--color-accent));
      border-radius: inherit;
    }
    .rank-layout {
      display: grid;
      grid-template-columns: minmax(0, 7fr) minmax(310px, 5fr);
      gap: var(--space-5);
      align-items: start;
    }
    .rank-list {
      display: grid;
      gap: 12px;
    }
    .rank-item {
      display: grid;
      grid-template-columns: 54px minmax(0, 1fr) auto;
      gap: 14px;
      align-items: center;
      padding: 18px;
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.78);
      border-radius: var(--radius-md);
      transition: transform var(--ease), border-color var(--ease), background var(--ease);
    }
    .rank-item:hover {
      transform: translateX(4px);
      border-color: rgba(21,61,53,.34);
      background: #fff;
    }
    .rank-no {
      width: 40px;
      height: 40px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      background: var(--color-main);
      color: #fff;
      font-weight: 950;
    }
    .rank-item:nth-child(1) .rank-no { background: var(--color-accent); }
    .rank-meta { color: var(--color-muted); font-size: 13px; font-weight: 700; }
    .rank-change {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(45,122,85,.1);
      color: var(--color-success);
      font-weight: 900;
      white-space: nowrap;
    }
    .rank-change.down { background: rgba(182,66,53,.1); color: var(--color-error); }
    .side-note {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: #fff;
      padding: var(--space-4);
      position: sticky;
      top: calc(var(--header-h) + 20px);
      box-shadow: var(--shadow-sm);
    }
    .meter-stack { display: grid; gap: 18px; margin-top: 20px; }
    .meter .meter-head { display: flex; justify-content: space-between; gap: 12px; font-weight: 900; color: var(--color-main); margin-bottom: 7px; }
    .table-cards {
      display: grid;
      gap: 12px;
    }
    .table-row {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr 1.2fr;
      gap: 14px;
      align-items: center;
      padding: 18px;
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.78);
      border-radius: var(--radius-sm);
    }
    .table-row.header {
      background: var(--color-main);
      color: #fff;
      font-weight: 900;
      border-color: var(--color-main);
    }
    .table-row.header span { color: #fff; }
    .table-row span { color: var(--color-muted); }
    .table-row strong { color: var(--color-main); }
    .table-row.header strong { color: #fff; }
    .chart-wrap {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 280px;
      gap: var(--space-4);
      align-items: center;
      padding: var(--space-5);
      border-radius: var(--radius-lg);
      background: var(--color-dark);
      color: #fff;
      overflow: hidden;
    }
    .chart-wrap h2, .chart-wrap h3 { color: #fff; }
    .chart-wrap p { color: rgba(255,255,255,.72); }
    .chart-bars {
      height: 280px;
      display: grid;
      grid-template-columns: repeat(7, 1fr);
      gap: 12px;
      align-items: end;
      padding: 18px;
      border: 1px solid rgba(255,255,255,.15);
      border-radius: var(--radius-md);
      background: rgba(255,255,255,.06);
    }
    .chart-bars div {
      min-height: 28px;
      height: var(--h);
      border-radius: 999px 999px 6px 6px;
      background: linear-gradient(180deg, var(--color-accent-2), var(--color-accent));
      position: relative;
    }
    .chart-bars div::after {
      content: attr(data-day);
      position: absolute;
      left: 50%;
      bottom: -28px;
      transform: translateX(-50%);
      color: rgba(255,255,255,.66);
      font-size: 12px;
      font-weight: 800;
    }
    .insight-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }
    .insight-card {
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.78);
      border-radius: var(--radius-md);
      padding: var(--space-4);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }
    .insight-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
      border-color: rgba(216,111,55,.42);
    }
    .insight-card.large { grid-column: span 7; min-height: 280px; }
    .insight-card.medium { grid-column: span 5; }
    .insight-card.small { grid-column: span 4; }
    .timeline {
      display: grid;
      gap: 0;
      border-left: 2px solid var(--color-line);
      margin-left: 12px;
    }
    .time-item {
      position: relative;
      padding: 0 0 28px 28px;
    }
    .time-item::before {
      content: "";
      position: absolute;
      left: -8px;
      top: 6px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--color-accent);
      box-shadow: 0 0 0 6px rgba(216,111,55,.12);
    }
    .time-item:last-child { padding-bottom: 0; }
    .quote-block {
      display: grid;
      grid-template-columns: minmax(280px, .78fr) minmax(0, 1.22fr);
      gap: var(--space-5);
      align-items: center;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: #fff;
      padding: var(--space-4);
      box-shadow: var(--shadow-sm);
    }
    .quote-block img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      border-radius: var(--radius-md);
      border: 1px solid var(--color-line);
    }
    blockquote {
      margin: 0;
      font-size: clamp(22px, 2.6vw, 34px);
      line-height: 1.42;
      color: var(--color-main);
      font-weight: 950;
    }
    .faq-wrap {
      display: grid;
      grid-template-columns: minmax(270px, .45fr) minmax(0, .55fr);
      gap: var(--space-5);
      align-items: start;
    }
    .faq-list { display: grid;gap: 12px; }
    .faq-item {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.8);
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px;
      border: 0;
      background: transparent;
      color: var(--color-main);
      text-align: left;
      font-weight: 900;
    }
    .faq-question:hover { background: rgba(21,61,53,.045); }
    .faq-icon {
      flex: 0 0 auto;
      width: 26px;
      height: 26px;
      display: grid;
      place-items: center;
      border: 1px solid var(--color-line);
      border-radius: 50%;
      font-size: 19px;
      line-height: 1;
      transition: transform var(--ease), background var(--ease), color var(--ease);
    }
    .faq-question[aria-expanded="true"] .faq-icon {
      transform: rotate(45deg);
      background: var(--color-main);
      border-color: var(--color-main);
      color: #fff;
    }
    .faq-answer {
      display: none;
      padding: 0 18px 18px;
    }
    .faq-answer.open { display: block; }
    .faq-answer p { margin-bottom: 0; }
    .cta-panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: var(--space-5);
      align-items: center;
      padding: var(--space-5);
      border-radius: var(--radius-lg);
      background: var(--color-main);
      color: #fff;
      box-shadow: var(--shadow-md);
    }
    .cta-panel h2 { color: #fff; margin-bottom: 10px; }
    .cta-panel p { color: rgba(255,255,255,.74); margin-bottom: 0; }
    .site-footer {
      background: var(--color-dark);
      color: rgba(255,255,255,.72);
      padding: 64px 0 34px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr .8fr;
      gap: var(--space-6);
      padding-bottom: 42px;
      border-bottom: 1px solid rgba(255,255,255,.15);
    }
    .footer-brand { color: #fff; margin-bottom: 16px; }
    .footer-brand .brand-mark { background: var(--color-accent); color: #fff; }
    .site-footer p { color: rgba(255,255,255,.62); max-width: 330px; }
    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px 18px;
      align-content: start;
    }
    .footer-links a, .footer-meta a, .inline-link {
      color: rgba(255,255,255,.78);
      transition: color var(--ease);
    }
    .footer-links a:hover, .footer-meta a:hover, .inline-link:hover { color: var(--color-accent-2); }
    .inline-link { font-weight: 850; }
    .footer-meta {
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px 16px;
      font-size: 13px;
      color: rgba(255,255,255,.55);
    }
    .bottom-bar {
      position: fixed;
      z-index: 70;
      left: 50%;
      bottom: 16px;
      transform: translateX(-50%);
      width: min(calc(100% - 32px), 850px);
      display: grid;
      grid-template-columns: 1fr auto auto;
      gap: 12px;
      align-items: center;
      padding: 10px 10px 10px 18px;
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 999px;
      background: rgba(14,33,29,.94);
      box-shadow: 0 18px 45px rgba(14,33,29,.28);
      backdrop-filter: blur(14px);
      color: #fff;
    }
    .bottom-bar p { margin: 0; color: rgba(255,255,255,.75); font-size: 14px; }
    .bottom-close {
      width: 38px;
      height: 38px;
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 50%;
      color: #fff;
      background: transparent;
      transition: background var(--ease), transform var(--ease);
    }
    .bottom-close:hover { background: rgba(255,255,255,.12); transform: rotate(90deg); }
    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 500ms ease, transform 500ms ease;
    }
    .reveal.in { opacity: 1; transform: translateY(0); }
    @media (max-width: 1120px) {
      .header-inner { grid-template-columns: auto 1fr auto; }
      .seg-nav { justify-self: start; }
      .header-actions .btn { display: none; }
      .hero-grid, .rank-layout { grid-template-columns: 1fr; }
      .hero-panel { max-width: 700px; width: 100%; }
      .side-note { position: relative; top: auto; }
      .insight-card.large { grid-column: span 6; }
      .insight-card.medium { grid-column: span 6; }
      .insight-card.small { grid-column: span 4; }
    }
    @media (max-width: 820px) {
      body { padding-bottom: 82px; }
      .container { width: min(calc(100% - 28px), var(--container)); }
      .site-header { position: sticky; }
      .header-inner { min-height: 66px; grid-template-columns: auto 1fr auto; gap: 10px; }
      .brand { font-size: 19px; }
      .brand-mark { width: 29px; height: 29px; font-size: 15px; }
      .menu-toggle { display: block; }
      .seg-nav {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 14px;
        right: 14px;
        max-width: none;
        padding: 10px;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-md);
        flex-direction: column;
        align-items: stretch;
        overflow: visible;
      }
      .seg-nav.is-open { display: flex; }
      .seg-nav a { justify-content: center; border-radius: var(--radius-sm); }
      .hero-watch { min-height: auto; padding: 48px 0 38px; }
      .hero-grid, .demo-grid, .quote-block, .faq-wrap, .chart-wrap { grid-template-columns: 1fr; }
      h1 { font-size: clamp(39px, 12vw, 60px); }
      .section { padding: 58px 0; }
      .section-head { grid-template-columns: 1fr; gap: 12px; margin-bottom: 30px; }
      .hero-panel .recommend-card { min-height: 455px; }
      .signal-row { grid-template-columns: 1fr; }
      .signal-box { min-height: 0; }
      .signal-box:not(:last-child) { border-bottom: 1px solid var(--color-line); }
      .image-tile { min-height: 350px; }
      .table-row { grid-template-columns: 1fr 1fr; }
      .table-row.header { display: none; }
      .table-row span::before {
        content: attr(data-label);
        display: block;
        color: var(--color-muted);
        font-size: 12px;
        font-weight: 800;
        margin-bottom: 2px;
      }
      .chart-wrap { padding: 28px; }
      .insight-card.large, .insight-card.medium, .insight-card.small { grid-column: span 12; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .bottom-bar { width: calc(100% - 20px); bottom: 10px; }
      .bottom-bar p { font-size: 13px; }
    }
    @media (max-width: 520px) {
      .header-inner { grid-template-columns: auto 1fr auto; }
      .header-actions { display: none; }
      .hero-note { grid-template-columns: 1fr; }
      .hero-note div { border-right: 0; border-bottom: 1px solid var(--color-line); }
      .hero-note div:last-child { border-bottom: 0; }
      .recommend-top, .mini-cta { grid-template-columns: 1fr; display: grid; }
      .market-item { grid-template-columns: 1fr; }
      .data-line { grid-template-columns: 58px minmax(0, 1fr); }
      .data-line > span { grid-column: 2; }
      .rank-item { grid-template-columns: 42px minmax(0,1fr); }
      .rank-change { grid-column: 2; justify-self: start; }
      .table-row { padding: 15px; }
      .chart-bars { gap: 7px; padding: 14px 12px 30px; }
      .cta-panel { grid-template-columns: 1fr; padding: 28px; gap: 22px; }
      .cta-panel .btn { width: 100%; }
      .bottom-bar { grid-template-columns: 1fr auto; border-radius: var(--radius-md); padding: 10px 10px 10px 14px; }
      .bottom-bar .btn { min-height: 39px; padding: 0 13px; font-size: 13px; }
      .bottom-close { display: none; }
    }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }

/* roulang page: category6 */
:root {
      --color-ink: #121417;
      --color-muted: #626872;
      --color-soft: #f4f1eb;
      --color-paper: #fbfaf7;
      --color-panel: #ffffff;
      --color-line: #ded8cf;
      --color-main: #153d35;
      --color-main-2: #215a4d;
      --color-accent: #d86f37;
      --color-accent-2: #f2b36d;
      --color-cool: #c9ddd6;
      --color-dark: #0e211d;
      --color-success: #2d7a55;
      --color-error: #b64235;
      --shadow-sm: 0 8px 24px rgba(18, 20, 23, .07);
      --shadow-md: 0 18px 48px rgba(18, 20, 23, .12);
      --radius-xs: 4px;
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 14px;
      --container: 1180px;
      --header-h: 78px;
      --space-1: 8px;
      --space-2: 12px;
      --space-3: 18px;
      --space-4: 26px;
      --space-5: 38px;
      --space-6: 56px;
      --space-7: 78px;
      --ease: 180ms ease;
      --font-cn: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-cn);
      color: var(--color-ink);
      background:
        linear-gradient(90deg, rgba(21,61,53,.035) 1px, transparent 1px),
        linear-gradient(180deg, var(--color-paper) 0%, var(--color-soft) 100%);
      background-size: 48px 48px, auto;
      line-height: 1.75;
      letter-spacing: 0;
      padding-bottom: 88px;
    }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; height: auto; }
    button, input, select, textarea { font: inherit; }
    button { cursor: pointer; }
    input, select, textarea {
      width: 100%;
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.86);
      border-radius: var(--radius-sm);
      color: var(--color-ink);
      padding: 12px 14px;
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }
    textarea { min-height: 132px; resize: vertical; }
    input:focus, select:focus, textarea:focus {
      border-color: var(--color-main);
      box-shadow: 0 0 0 4px rgba(21,61,53,.12);
      background: #fff;
    }
    input[aria-invalid="true"], textarea[aria-invalid="true"] {
      border-color: var(--color-error);
      box-shadow: 0 0 0 4px rgba(182,66,53,.1);
    }
    :focus-visible {
      outline: 3px solid rgba(216,111,55,.34);
      outline-offset: 3px;
    }
    .container {
      width: min(calc(100% - 40px), var(--container));
      margin: 0 auto;
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(251,250,247,.92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(222,216,207,.78);
      transition: box-shadow var(--ease), transform var(--ease);
    }
    .site-header.is-scrolled { box-shadow: var(--shadow-sm); }
    .header-inner {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: auto 1fr auto auto;
      align-items: center;
      gap: var(--space-3);
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      font-size: 22px;
      color: var(--color-main);
      white-space: nowrap;
    }
    .brand-mark {
      width: 32px;
      height: 32px;
      border-radius: 7px;
      background: var(--color-main);
      color: var(--color-accent-2);
      display: grid;
      place-items: center;
      font-size: 17px;
      line-height: 1;
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.2);
    }
    .seg-nav {
      justify-self: center;
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: rgba(255,255,255,.68);
      max-width: 100%;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .seg-nav::-webkit-scrollbar { display: none; }
    .seg-nav a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
      transition: color var(--ease), background var(--ease), transform var(--ease);
    }
    .seg-nav a:hover {
      color: var(--color-main);
      background: rgba(21,61,53,.07);
      transform: translateY(-1px);
    }
    .seg-nav a.active {
      color: #fff;
      background: var(--color-main);
      box-shadow: 0 8px 18px rgba(21,61,53,.18);
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: var(--color-panel);
      color: var(--color-main);
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      font-size: 15px;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
      user-select: none;
    }
    .btn-primary {
      background: var(--color-accent);
      color: #fff;
      box-shadow: 0 14px 30px rgba(216,111,55,.25);
    }
    .btn-primary:hover { transform: translateY(-2px); background: #c95f2a; box-shadow: 0 18px 36px rgba(216,111,55,.3); }
    .btn-primary:active { transform: translateY(0); box-shadow: 0 8px 18px rgba(216,111,55,.18); }
    .btn-primary:disabled { background: #c9b8aa; color: #fff; cursor: not-allowed; box-shadow: none; }
    .btn-ghost {
      background: rgba(255,255,255,.72);
      color: var(--color-main);
      border-color: var(--color-line);
    }
    .btn-ghost:hover { border-color: var(--color-main); background: #fff; transform: translateY(-2px); }
    .btn-dark { background: var(--color-main); color: #fff; }
    .btn-dark:hover { background: var(--color-dark); transform: translateY(-2px); }
    .section {
      position: relative;
      padding: var(--space-7) 0;
    }
    .section-tight { padding: var(--space-5) 0; }
    .section-band { background: rgba(255,255,255,.54); border-block: 1px solid rgba(222,216,207,.72); }
    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(280px, .55fr);
      gap: var(--space-5);
      align-items: end;
      margin-bottom: var(--space-5);
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-accent);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 10px;
    }
    .eyebrow::before {
      content: "";
      width: 20px;
      height: 2px;
      background: var(--color-accent);
      display: inline-block;
    }
    h1, h2, h3, p { margin-top: 0; }
    h1 {
      font-size: clamp(42px, 6vw, 78px);
      line-height: 1.03;
      margin-bottom: 20px;
      font-weight: 950;
      color: var(--color-main);
    }
    h2 {
      font-size: clamp(30px, 3.4vw, 48px);
      line-height: 1.13;
      margin-bottom: 14px;
      color: var(--color-main);
      font-weight: 950;
    }
    h3 {
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 10px;
      color: var(--color-ink);
      font-weight: 900;
    }
    p { color: var(--color-muted); }
    .lead {
      font-size: 18px;
      color: #39413f;
      max-width: 760px;
    }
    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
    }
    .tag, .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 30px;
      padding: 4px 10px;
      border: 1px solid rgba(222,216,207,.9);
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      color: var(--color-main);
      font-size: 13px;
      font-weight: 800;
    }
    .badge-accent {
      border-color: rgba(216,111,55,.38);
      background: rgba(216,111,55,.1);
      color: #9e4d23;
    }
    .page-hero {
      padding: 46px 0 var(--space-6);
      min-height: calc(100vh - var(--header-h) - 70px);
      display: grid;
      align-items: center;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(340px, .72fr);
      gap: var(--space-6);
      align-items: stretch;
    }
    .hero-copy {
      padding-top: 18px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }
    .qualification {
      margin-top: 30px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }
    .qual-item {
      border-left: 3px solid var(--color-accent);
      background: rgba(255,255,255,.66);
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      box-shadow: var(--shadow-sm);
    }
    .qual-item strong {
      display: block;
      color: var(--color-main);
      font-size: 18px;
      margin-bottom: 4px;
    }
    .hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(222,216,207,.78);
      min-height: 560px;
      background: var(--color-dark);
      box-shadow: var(--shadow-md);
    }
    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(14,33,29,.22), rgba(14,33,29,.88)),
        url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
    }
    .hero-panel-content {
      position: absolute;
      inset: auto 22px 22px;
      color: #fff;
    }
    .hero-panel-content p { color: rgba(255,255,255,.78); }
    .mini-status {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }
    .status-row {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 0;
      border-top: 1px solid rgba(255,255,255,.18);
      font-size: 14px;
      color: rgba(255,255,255,.82);
    }
    .status-row b { color: var(--color-accent-2); }
    .intro-strip {
      display: grid;
      grid-template-columns: 160px 1fr auto;
      align-items: center;
      gap: 22px;
      padding: 18px;
      background: var(--color-panel);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      margin-top: -26px;
      position: relative;
      z-index: 2;
    }
    .intro-strip img {
      height: 106px;
      width: 160px;
      object-fit: cover;
      border-radius: var(--radius-sm);
      border: 1px solid var(--color-line);
    }
    .support-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: var(--space-4);
      align-items: stretch;
    }
    .support-menu {
      display: grid;
      gap: 12px;
    }
    .support-item {
      display: grid;
      grid-template-columns: 54px 1fr;
      gap: 16px;
      padding: 18px;
      background: rgba(255,255,255,.74);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
    }
    .support-item:hover {
      transform: translateY(-2px);
      border-color: rgba(21,61,53,.34);
      box-shadow: var(--shadow-sm);
    }
    .support-num {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      background: var(--color-main);
      color: var(--color-accent-2);
      font-weight: 950;
    }
    .support-feature {
      position: relative;
      min-height: 100%;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--color-line);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }
    .support-feature img {
      width: 100%;
      height: 330px;
      object-fit: cover;
    }
    .feature-body { padding: 24px; }
    .steps-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 0;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--color-panel);
      box-shadow: var(--shadow-sm);
    }
    .step-box {
      padding: 26px;
      border-right: 1px solid var(--color-line);
      min-height: 210px;
    }
    .step-box:last-child { border-right: 0; }
    .step-box .badge { margin-bottom: 18px; }
    .notice-board {
      display: grid;
      grid-template-columns: minmax(0, .84fr) minmax(320px, .56fr);
      gap: var(--space-5);
      align-items: center;
    }
    .notice-copy {
      background: var(--color-main);
      color: #fff;
      padding: 36px;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
    }
    .notice-copy p { color: rgba(255,255,255,.78); }
    .notice-list {
      display: grid;
      gap: 12px;
    }
    .notice-list li {
      list-style: none;
      padding: 15px 16px;
      border: 1px solid rgba(222,216,207,.9);
      background: rgba(255,255,255,.82);
      border-radius: var(--radius-sm);
      color: var(--color-muted);
    }
    .route-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }
    .route-card {
      padding: 20px;
      background: rgba(255,255,255,.76);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      min-height: 190px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }
    .route-card:hover {
      transform: translateY(-2px);
      border-color: rgba(216,111,55,.42);
      box-shadow: var(--shadow-sm);
    }
    .route-card a {
      color: var(--color-accent);
      font-weight: 900;
      margin-top: 14px;
    }
    .form-shell {
      display: grid;
      grid-template-columns: minmax(0, .82fr) minmax(360px, .68fr);
      gap: var(--space-5);
      align-items: start;
    }
    .form-card {
      background: var(--color-panel);
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-md);
    }
    .field-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .field {
      display: grid;
      gap: 7px;
      margin-bottom: 16px;
    }
    .field label {
      color: var(--color-main);
      font-weight: 900;
      font-size: 14px;
    }
    .field small {
      color: var(--color-muted);
      font-size: 12px;
    }
    .required { color: var(--color-accent); }
    .form-note {
      border-left: 3px solid var(--color-accent);
      padding: 16px 18px;
      background: rgba(216,111,55,.08);
      border-radius: var(--radius-sm);
      margin-top: 18px;
      color: #6a4432;
    }
    .contact-panel {
      display: grid;
      gap: 16px;
    }
    .contact-block {
      padding: 20px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-md);
      background: rgba(255,255,255,.72);
    }
    .contact-block strong {
      display: block;
      color: var(--color-main);
      font-size: 18px;
      margin-bottom: 8px;
    }
    .faq-layout {
      display: grid;
      grid-template-columns: minmax(260px, .45fr) minmax(0, 1fr);
      gap: var(--space-5);
      align-items: start;
    }
    .faq-list {
      display: grid;
      gap: 12px;
    }
    .faq-item {
      border: 1px solid var(--color-line);
      background: rgba(255,255,255,.82);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      border: 0;
      background: transparent;
      padding: 18px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      color: var(--color-main);
      font-weight: 900;
      text-align: left;
    }
    .faq-question span:last-child {
      width: 26px;
      height: 26px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      background: rgba(21,61,53,.08);
      transition: transform var(--ease), background var(--ease);
      flex: 0 0 auto;
    }
    .faq-question[aria-expanded="true"] span:last-child {
      transform: rotate(45deg);
      background: rgba(216,111,55,.18);
      color: var(--color-accent);
    }
    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--color-muted);
    }
    .faq-answer.is-open { display: block; }
    .index-panel {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 18px;
    }
    .index-card {
      padding: 22px;
      border: 1px solid var(--color-line);
      background: var(--color-panel);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
    }
    .index-card ul {
      margin: 12px 0 0;
      padding-left: 20px;
      color: var(--color-muted);
    }
    .story-band {
      display: grid;
      grid-template-columns: minmax(0, .78fr) minmax(320px, .62fr);
      gap: var(--space-5);
      align-items: center;
    }
    .story-image {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-md);
    }
    .story-image img {
      width: 100%;
      height: 430px;
      object-fit: cover;
    }
    .quote {
      padding: 26px;
      border-left: 4px solid var(--color-accent);
      background: rgba(255,255,255,.78);
      border-radius: var(--radius-md);
      color: #35403c;
      font-size: 18px;
    }
    .cta-panel {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: var(--space-4);
      align-items: center;
      background: var(--color-dark);
      color: #fff;
      border-radius: var(--radius-lg);
      padding: 34px;
      box-shadow: var(--shadow-md);
      overflow: hidden;
      position: relative;
    }
    .cta-panel::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, transparent, rgba(242,179,109,.12));
      pointer-events: none;
    }
    .cta-panel > * { position: relative; z-index: 1; }
    .cta-panel h2 { color: #fff; }
    .cta-panel p { color: rgba(255,255,255,.76); margin-bottom: 0; }
    .site-footer {
      background: var(--color-dark);
      color: rgba(255,255,255,.76);
      padding: 54px 0 28px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1fr 1.4fr .9fr;
      gap: var(--space-5);
      align-items: start;
    }
    .footer-brand { color: #fff; margin-bottom: 14px; }
    .footer-grid p { color: rgba(255,255,255,.68); }
    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .footer-links a, .inline-link, .footer-meta a {
      color: rgba(255,255,255,.82);
      border-bottom: 1px solid rgba(242,179,109,.42);
      transition: color var(--ease), border-color var(--ease);
    }
    .footer-links a:hover, .inline-link:hover, .footer-meta a:hover {
      color: var(--color-accent-2);
      border-color: var(--color-accent-2);
    }
    .footer-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      padding-top: 28px;
      margin-top: 28px;
      border-top: 1px solid rgba(255,255,255,.14);
      font-size: 13px;
      color: rgba(255,255,255,.62);
    }
    .floating-bar {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      width: min(calc(100% - 32px), 980px);
      z-index: 70;
      background: rgba(14,33,29,.94);
      color: #fff;
      border: 1px solid rgba(242,179,109,.26);
      border-radius: 999px;
      box-shadow: 0 20px 48px rgba(14,33,29,.26);
      padding: 10px 12px 10px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      transition: transform var(--ease), opacity var(--ease);
    }
    .floating-bar.is-hidden {
      opacity: 0;
      transform: translate(-50%, 120%);
      pointer-events: none;
    }
    .floating-bar p {
      margin: 0;
      color: rgba(255,255,255,.82);
      font-size: 14px;
    }
    .floating-actions {
      display: flex;
      align-items: center;
      gap: 8px;
      flex: 0 0 auto;
    }
    .bar-close {
      width: 38px;
      height: 38px;
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 999px;
      background: transparent;
      color: #fff;
    }
    .reveal {
      opacity: 0;
      transform: translateY(18px);
      transition: opacity 520ms ease, transform 520ms ease;
    }
    .reveal.is-visible {
      opacity: 1;
      transform: translateY(0);
    }
    @media (max-width: 1100px) {
      .header-inner { grid-template-columns: auto auto 1fr; }
      .seg-nav {
        grid-column: 1 / -1;
        justify-self: start;
        width: 100%;
        border-radius: var(--radius-md);
      }
      .header-actions { justify-self: end; }
      .hero-grid, .support-grid, .form-shell, .story-band, .notice-board {
        grid-template-columns: 1fr;
      }
      .hero-panel { min-height: 430px; }
      .route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 768px) {
      body { padding-bottom: 108px; }
      .container { width: min(calc(100% - 28px), var(--container)); }
      .site-header { position: sticky; }
      .header-inner {
        min-height: 66px;
        grid-template-columns: auto 1fr auto;
      }
      .brand { font-size: 20px; }
      .menu-toggle { display: inline-grid; place-items: center; justify-self: end; }
      .header-actions .btn { display: none; }
      .seg-nav {
        display: none;
        grid-column: 1 / -1;
        flex-direction: column;
        align-items: stretch;
        border-radius: var(--radius-md);
        margin-bottom: 12px;
      }
      .site-header.nav-open .seg-nav { display: flex; }
      .seg-nav a {
        justify-content: center;
        width: 100%;
      }
      .section { padding: 52px 0; }
      .page-hero {
        min-height: auto;
        padding-top: 36px;
      }
      .section-head, .faq-layout {
        grid-template-columns: 1fr;
        gap: 18px;
      }
      .qualification, .steps-wrap, .field-grid, .index-panel {
        grid-template-columns: 1fr;
      }
      .steps-wrap { border-radius: var(--radius-md); }
      .step-box {
        border-right: 0;
        border-bottom: 1px solid var(--color-line);
        min-height: auto;
      }
      .step-box:last-child { border-bottom: 0; }
      .intro-strip {
        grid-template-columns: 1fr;
      }
      .intro-strip img {
        width: 100%;
        height: 180px;
      }
      .support-item { grid-template-columns: 44px 1fr; }
      .route-grid { grid-template-columns: 1fr; }
      .cta-panel {
        grid-template-columns: 1fr;
        padding: 26px;
      }
      .footer-grid { grid-template-columns: 1fr; }
      .floating-bar {
        border-radius: 18px;
        align-items: stretch;
        flex-direction: column;
        padding: 14px;
        bottom: 12px;
      }
      .floating-actions {
        width: 100%;
      }
      .floating-actions .btn {
        flex: 1;
      }
    }
    @media (max-width: 520px) {
      h1 { font-size: 38px; }
      h2 { font-size: 28px; }
      .hero-actions, .tag-row { align-items: stretch; }
      .hero-actions .btn, .tag-row .tag { width: 100%; }
      .hero-panel { min-height: 360px; }
      .form-card, .notice-copy { padding: 22px; }
      .footer-meta { flex-direction: column; gap: 6px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
      }
      .reveal { opacity: 1; transform: none; }
    }

/* roulang page: category3 */
:root{
      --color-ink:#121417;--color-muted:#626872;--color-soft:#f4f1eb;--color-paper:#fbfaf7;
      --color-panel:#fff;--color-line:#ded8cf;--color-main:#153d35;--color-main-2:#215a4d;
      --color-accent:#d86f37;--color-accent-2:#f2b36d;--color-cool:#c9ddd6;--color-dark:#0e211d;
      --color-success:#2d7a55;--color-error:#b64235;--shadow-sm:0 8px 24px rgba(18,20,23,.07);
      --shadow-md:0 18px 48px rgba(18,20,23,.12);--radius-xs:4px;--radius-sm:6px;
      --radius-md:8px;--radius-lg:14px;--container:1180px;--header-h:78px;
      --space-1:8px;--space-2:12px;--space-3:18px;--space-4:26px;--space-5:38px;
      --space-6:56px;--space-7:78px;--ease:180ms ease;
      --font-cn:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:linear-gradient(90deg,rgba(21,61,53,.035) 1px,transparent 1px),linear-gradient(180deg,var(--color-paper),var(--color-soft));background-size:48px 48px,auto;color:var(--color-ink);font-family:var(--font-cn);line-height:1.75;padding-bottom:86px}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit} button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(216,111,55,.6);outline-offset:3px}
    .container{width:min(calc(100% - 40px),var(--container));margin:auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(222,216,207,.85)}
    .site-header.is-scrolled{box-shadow:var(--shadow-sm)}
    .header-inner{min-height:var(--header-h);display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:18px}
    .brand{display:inline-flex;align-items:center;gap:10px;color:var(--color-main);font-size:22px;font-weight:900;white-space:nowrap}
    .brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:7px;background:var(--color-main);color:var(--color-accent-2);font-size:17px;line-height:1;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
    .seg-nav{justify-self:center;display:flex;gap:6px;max-width:100%;padding:6px;overflow-x:auto;scrollbar-width:none;border:1px solid var(--color-line);border-radius:999px;background:rgba(255,255,255,.7)}
    .seg-nav::-webkit-scrollbar{display:none}
    .seg-nav a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:999px;color:var(--color-muted);font-size:14px;font-weight:750;white-space:nowrap;transition:background var(--ease),color var(--ease),transform var(--ease)}
    .seg-nav a:hover{background:rgba(21,61,53,.08);color:var(--color-main);transform:translateY(-1px)}
    .seg-nav a.active{background:var(--color-main);color:#fff;box-shadow:0 8px 18px rgba(21,61,53,.18)}
    .header-actions{display:flex;gap:10px;align-items:center}
    .menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--color-line);border-radius:50%;background:#fff;color:var(--color-main)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:800;transition:transform var(--ease),background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease)}
    .btn:hover{transform:translateY(-2px)} .btn:active{transform:translateY(0)} .btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
    .btn-main{background:var(--color-accent);color:#fff;box-shadow:0 8px 18px rgba(216,111,55,.2)} .btn-main:hover{background:#bc5728}
    .btn-outline{border-color:var(--color-line);background:rgba(255,255,255,.72);color:var(--color-main)} .btn-outline:hover{border-color:var(--color-main);background:var(--color-main);color:#fff}
    .section{padding:var(--space-7) 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--color-accent);font-size:13px;font-weight:900;letter-spacing:.12em}
    .eyebrow::before{content:"";width:26px;height:2px;background:currentColor}
    h1,h2,h3,p{margin-top:0} h1,h2,h3{line-height:1.18;letter-spacing:-.04em}
    h1{font-size:clamp(42px,6vw,76px);margin:16px 0 22px} h2{font-size:clamp(28px,3.3vw,46px);margin-bottom:18px} h3{font-size:22px;margin-bottom:10px}
    .lead{max-width:650px;color:var(--color-muted);font-size:17px;line-height:1.95}
    .guide-hero{position:relative;overflow:hidden;background:var(--color-dark);color:#fff}
    .guide-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,33,29,.96) 0%,rgba(14,33,29,.76) 48%,rgba(14,33,29,.25) 100%),url("/assets/images/backpic/back-2.webp") center/cover;opacity:.95}
    .guide-hero .container{position:relative;min-height:500px;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:end;padding-top:82px;padding-bottom:72px}
    .guide-hero .eyebrow{color:var(--color-accent-2)}
    .hero-copy .lead{color:rgba(255,255,255,.76)}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .hero-panel{align-self:center;padding:22px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);border-radius:var(--radius-lg);backdrop-filter:blur(8px)}
    .panel-kicker{color:var(--color-accent-2);font-size:13px;font-weight:800}
    .count-row{display:flex;gap:12px;margin:18px 0}
    .count-box{min-width:68px;padding:10px 7px;background:#fff;border-radius:6px;color:var(--color-main);text-align:center;font-weight:900;font-size:27px;line-height:1}
    .count-box small{display:block;margin-top:6px;color:var(--color-muted);font-size:11px;font-weight:700}
    .panel-note{padding-top:14px;border-top:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.78);font-size:14px}
    .intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:54px;align-items:start}
    .sticky-note{position:sticky;top:106px;padding:24px;border-left:3px solid var(--color-accent);background:#fff;box-shadow:var(--shadow-sm)}
    .sticky-note strong{display:block;margin-bottom:8px;font-size:17px;color:var(--color-main)}
    .content-copy p{max-width:760px;color:#40454b;font-size:16px}
    .content-copy p+p{margin-top:19px}
    .route{background:var(--color-main);color:#fff}
    .route-grid{display:grid;grid-template-columns:3fr 9fr;gap:42px}
    .route h2{margin-bottom:0}
    .route-list{border-top:1px solid rgba(255,255,255,.3)}
    .route-item{display:grid;grid-template-columns:72px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.22)}
    .route-num{color:var(--color-accent-2);font-size:14px;font-weight:900;letter-spacing:.1em}
    .route-item p{margin:5px 0 0;color:rgba(255,255,255,.68);font-size:14px}
    .route-link{color:var(--color-accent-2);font-weight:800;white-space:nowrap}
    .step-section{background:var(--color-paper)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--color-line);border-left:1px solid var(--color-line)}
    .step{min-height:260px;padding:26px;border-right:1px solid var(--color-line);border-bottom:1px solid var(--color-line);background:rgba(255,255,255,.65);transition:background var(--ease),transform var(--ease)}
    .step:hover{background:#fff;transform:translateY(-5px)}
    .step b{display:block;color:var(--color-accent);font-size:13px;letter-spacing:.12em}
    .step h3{margin-top:42px;color:var(--color-main)} .step p{color:var(--color-muted);font-size:14px}
    .visual-guide{display:grid;grid-template-columns:5fr 7fr;min-height:510px;background:#fff;box-shadow:var(--shadow-md)}
    .visual-guide figure{margin:0;min-height:100%;overflow:hidden}
    .visual-guide img{width:100%;height:100%;object-fit:cover}
    .visual-copy{padding:55px}
    .visual-copy p{color:var(--color-muted)}
    .check-list{list-style:none;padding:0;margin:28px 0 0}
    .check-list li{position:relative;padding:13px 0 13px 31px;border-bottom:1px solid var(--color-line)}
    .check-list li::before{content:"✓";position:absolute;left:0;color:var(--color-success);font-weight:900}
    .split-guide{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:stretch}
    .tip-board{padding:42px;background:var(--color-soft)}
    .tip-board p{color:var(--color-muted)}
    .tip-list{list-style:none;padding:0;margin:28px 0 0}
    .tip-list li{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:16px 0;border-top:1px solid var(--color-line)}
    .tip-list span{color:var(--color-accent);font-weight:900}
    .image-tile{position:relative;overflow:hidden;min-height:400px}
    .image-tile img{height:100%;width:100%;object-fit:cover}
    .image-tile div{position:absolute;right:18px;bottom:18px;left:18px;padding:20px;background:rgba(14,33,29,.9);color:#fff}
    .image-tile p{margin:6px 0 0;color:rgba(255,255,255,.73);font-size:14px}
    .reminder{background:linear-gradient(120deg,var(--color-main),var(--color-dark));color:#fff}
    .reminder-grid{display:grid;grid-template-columns:7fr 5fr;gap:45px;align-items:center}
    .reminder p{color:rgba(255,255,255,.73)}
    .preference-box{padding:26px;background:#fff;color:var(--color-ink);border-radius:var(--radius-md)}
    .preference-box label{display:block;margin-bottom:8px;font-size:14px;font-weight:800}
    .preference-box input{width:100%;height:47px;padding:0 13px;border:1px solid var(--color-line);border-radius:6px;background:var(--color-paper)}
    .preference-box input.error{border-color:var(--color-error)} .form-message{display:none;margin-top:12px;color:var(--color-success);font-size:14px;font-weight:700}
    .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:54px}
    .faq-layout p{color:var(--color-muted)}
    .faq-list{border-top:1px solid var(--color-line)}
    .faq-item{border-bottom:1px solid var(--color-line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;padding:20px 0;border:0;background:transparent;color:var(--color-ink);text-align:left;font-size:17px;font-weight:850}
    .faq-question span:last-child{color:var(--color-accent);font-size:24px;line-height:1;transition:transform var(--ease)}
    .faq-answer{display:none;padding:0 38px 20px 0;color:var(--color-muted)}
    .faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
    .contact-section{padding-top:0}
    .contact-box{display:grid;grid-template-columns:8fr 4fr;gap:30px;padding:43px;background:var(--color-accent);color:#fff;box-shadow:var(--shadow-md)}
    .contact-box h2{margin-bottom:10px}.contact-box p{margin-bottom:0;color:rgba(255,255,255,.84)}
    .contact-box .btn{align-self:center;justify-self:end;background:#fff;color:var(--color-main)}
    .contact-box .btn:hover{background:var(--color-dark);color:#fff}
    .site-footer{padding:58px 0 28px;background:var(--color-dark);color:rgba(255,255,255,.68)}
    .footer-grid{display:grid;grid-template-columns:4fr 4fr 4fr;gap:42px;padding-bottom:40px}
    .footer-brand{color:#fff}.footer-brand .brand-mark{background:var(--color-accent)}
    .site-footer p{max-width:290px;margin:16px 0 0;font-size:14px}
    .footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:9px 18px;align-content:start}
    .footer-links a,.inline-link,.footer-meta a{transition:color var(--ease)}
    .footer-links a:hover,.inline-link:hover,.footer-meta a:hover{color:var(--color-accent-2)}
    .inline-link{color:var(--color-accent-2);font-weight:800}
    .footer-meta{display:flex;gap:11px;flex-wrap:wrap;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);font-size:13px}
    .fixed-bar{position:fixed;z-index:70;right:20px;bottom:16px;left:20px;display:flex;align-items:center;justify-content:center;pointer-events:none}
    .fixed-inner{display:flex;align-items:center;gap:18px;max-width:760px;padding:10px 12px 10px 20px;border:1px solid rgba(255,255,255,.27);border-radius:999px;background:rgba(14,33,29,.94);color:#fff;box-shadow:var(--shadow-md);pointer-events:auto}
    .fixed-inner p{margin:0;font-size:14px}.fixed-close{width:30px;height:30px;border:0;border-radius:50%;background:rgba(255,255,255,.13);color:#fff}
    .fixed-bar.hidden{display:none}
    @media(max-width:1100px){.header-inner{grid-template-columns:auto 1fr auto}.seg-nav{justify-self:start}.header-actions .btn{display:none}.guide-hero .container,.intro-grid,.route-grid,.reminder-grid,.faq-layout{gap:30px}.steps{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:820px){body{padding-bottom:80px}.header-inner{grid-template-columns:auto 1fr auto}.menu-toggle{display:block}.seg-nav{position:absolute;top:calc(100% + 1px);left:0;right:0;display:none;max-width:none;padding:14px 20px;border-radius:0;border-width:0 0 1px;background:var(--color-paper);flex-wrap:wrap}.seg-nav.open{display:flex}.seg-nav a{flex:0 0 auto}.guide-hero .container,.intro-grid,.route-grid,.visual-guide,.split-guide,.reminder-grid,.faq-layout,.contact-box{grid-template-columns:1fr}.guide-hero .container{min-height:auto;padding-top:65px}.hero-panel{max-width:500px}.sticky-note{position:static}.route-item{grid-template-columns:55px 1fr}.route-link{grid-column:2}.visual-guide figure{height:300px}.visual-copy{padding:35px}.contact-box .btn{justify-self:start}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:560px){.container{width:min(calc(100% - 28px),var(--container))}.brand{font-size:20px}.site-header{position:sticky}.guide-hero .container{padding-bottom:50px}.section{padding:54px 0}h1{font-size:42px}.lead{font-size:16px}.hero-actions .btn{width:100%}.count-row{gap:7px}.count-box{min-width:0;flex:1;font-size:23px}.steps{grid-template-columns:1fr}.step{min-height:0}.route-item{gap:12px}.visual-copy,.tip-board{padding:27px}.contact-box{padding:30px}.footer-grid{grid-template-columns:1fr;gap:30px}.footer-links{grid-template-columns:repeat(2,1fr)}.fixed-inner{width:100%;gap:10px;padding:9px 10px 9px 15px}.fixed-inner p{font-size:12px}.fixed-inner .btn{min-height:38px;padding:0 13px;font-size:13px}.fixed-close{flex:0 0 28px;width:28px;height:28px}}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}