/* roulang page: index */
:root {
      --color-primary: #ff4d43;
      --color-primary-dark: #e8332c;
      --color-lime: #b9ff3f;
      --color-yellow: #ffd94d;
      --color-ink: #1f1f24;
      --color-muted: #686774;
      --color-soft: #fff8f2;
      --color-panel: #ffffff;
      --color-line: rgba(31, 31, 36, .1);
      --color-coal: #27211f;
      --radius-xl: 24px;
      --radius-lg: 20px;
      --radius-md: 16px;
      --shadow-soft: 0 18px 48px rgba(255, 77, 67, .14);
      --shadow-card: 0 16px 34px rgba(31, 31, 36, .08);
      --shadow-hover: 0 22px 42px rgba(255, 77, 67, .18);
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--color-ink);
      background:
        radial-gradient(circle at 8% 10%, rgba(255, 217, 77, .16), transparent 28%),
        radial-gradient(circle at 92% 6%, rgba(185, 255, 63, .14), transparent 24%),
        linear-gradient(180deg, #fff9f5 0%, #fff 42%, #fff7f2 100%);
      line-height: 1.65;
      letter-spacing: 0;
    }

    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: var(--color-yellow); color: var(--color-ink); }

    .site-container {
      width: min(100% - 32px, 1280px);
      margin-inline: auto;
    }

    .skip-link {
      position: absolute;
      left: 16px;
      top: -48px;
      z-index: 100;
      background: var(--color-ink);
      color: #fff;
      padding: 10px 14px;
      border-radius: 999px;
      transition: top .2s ease;
    }
    .skip-link:focus { top: 14px; }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(18px);
      background: rgba(255, 248, 242, .88);
      border-bottom: 1px solid rgba(31, 31, 36, .08);
    }

    .nav-shell {
      min-height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      color: var(--color-ink);
      min-width: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, var(--color-primary), #ff8a37);
      box-shadow: 0 14px 30px rgba(255, 77, 67, .25);
      color: #fff;
      font-size: 20px;
      flex: 0 0 auto;
    }

    .brand-text {
      font-size: 18px;
      line-height: 1.15;
      white-space: nowrap;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      color: #47444f;
      font-size: 15px;
      font-weight: 700;
      transition: color .2s ease, background .2s ease, transform .2s ease;
    }

    .nav-link:hover {
      color: var(--color-primary-dark);
      background: rgba(255, 77, 67, .08);
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 12px 24px rgba(255, 77, 67, .2);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 0 20px;
      border-radius: 999px;
      background: var(--color-ink);
      color: #fff;
      font-weight: 800;
      box-shadow: 0 12px 26px rgba(31, 31, 36, .16);
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      background: #111114;
      box-shadow: 0 18px 32px rgba(31, 31, 36, .22);
    }

    .menu-btn {
      display: none;
      width: 46px;
      height: 46px;
      border: 0;
      border-radius: 16px;
      background: #fff;
      color: var(--color-ink);
      box-shadow: 0 10px 22px rgba(31, 31, 36, .08);
    }

    .menu-lines {
      width: 20px;
      height: 14px;
      display: inline-flex;
      flex-direction: column;
      justify-content: space-between;
      vertical-align: middle;
    }

    .menu-lines span {
      display: block;
      height: 2px;
      border-radius: 999px;
      background: currentColor;
    }

    .mobile-nav {
      display: none;
      padding: 0 0 16px;
    }

    .mobile-panel {
      display: grid;
      gap: 8px;
      padding: 12px;
      border-radius: 22px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-card);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 22px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .nav-cta:focus-visible,
    .menu-btn:focus-visible,
    .faq-question:focus-visible,
    input:focus-visible {
      outline: 3px solid rgba(255, 77, 67, .32);
      outline-offset: 3px;
    }

    .btn-primary {
      background: var(--color-primary);
      color: #fff;
      box-shadow: 0 16px 30px rgba(255, 77, 67, .22);
    }

    .btn-primary:hover {
      background: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
    }

    .btn-secondary {
      background: #fff;
      color: var(--color-primary-dark);
      border-color: rgba(255, 77, 67, .22);
      box-shadow: 0 10px 20px rgba(31, 31, 36, .06);
    }

    .btn-secondary:hover {
      border-color: var(--color-primary);
      transform: translateY(-2px);
      box-shadow: var(--shadow-card);
    }

    .section {
      padding: 84px 0;
    }

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

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

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border-radius: 999px;
      color: #7a3100;
      background: rgba(255, 217, 77, .45);
      font-size: 13px;
      font-weight: 800;
    }

    .section-title {
      margin: 12px 0 0;
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.12;
      font-weight: 800;
      letter-spacing: 0;
    }

    .section-desc {
      margin: 12px 0 0;
      max-width: 720px;
      color: var(--color-muted);
      font-size: 16px;
    }

    .hero {
      padding: 56px 0 36px;
    }

    .coupon-stage {
      position: relative;
      overflow: hidden;
      border-radius: 32px;
      min-height: 568px;
      padding: clamp(24px, 4vw, 52px);
      background:
        linear-gradient(135deg, rgba(255, 77, 67, .98), rgba(255, 138, 55, .94) 48%, rgba(255, 217, 77, .9)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.16) 0 1px, transparent 1px 28px);
      color: #fff;
      box-shadow: var(--shadow-soft);
    }

    .coupon-stage::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 26px;
      border: 1px dashed rgba(255, 255, 255, .45);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 32px;
      align-items: center;
    }

    .hero-copy {
      max-width: 660px;
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 13px;
      border-radius: 999px;
      color: var(--color-ink);
      background: var(--color-lime);
      font-weight: 900;
      box-shadow: 0 12px 22px rgba(31, 31, 36, .1);
    }

    h1 {
      margin: 20px 0 18px;
      font-size: clamp(36px, 6vw, 72px);
      line-height: 1.02;
      font-weight: 900;
      letter-spacing: 0;
      max-width: 820px;
    }

    .hero-intro {
      max-width: 720px;
      color: rgba(255,255,255,.92);
      font-size: clamp(16px, 1.8vw, 20px);
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 28px;
    }

    .hero-actions .btn-primary {
      background: #fff;
      color: var(--color-primary-dark);
      box-shadow: 0 18px 34px rgba(31, 31, 36, .18);
    }

    .hero-actions .btn-secondary {
      background: rgba(255,255,255,.16);
      color: #fff;
      border-color: rgba(255,255,255,.42);
      backdrop-filter: blur(8px);
    }

    .metric-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 28px;
    }

    .metric-pill {
      padding: 10px 14px;
      border-radius: 999px;
      background: rgba(255,255,255,.18);
      border: 1px solid rgba(255,255,255,.26);
      color: rgba(255,255,255,.96);
      font-weight: 800;
      font-size: 14px;
    }

    .coupon-wall {
      display: grid;
      grid-template-columns: .95fr 1fr;
      gap: 14px;
      align-items: stretch;
    }

    .coupon-main,
    .coupon-card {
      position: relative;
      overflow: hidden;
      border-radius: 26px;
      background: #fff;
      color: var(--color-ink);
      box-shadow: 0 18px 38px rgba(31, 31, 36, .16);
      border: 1px solid rgba(255,255,255,.72);
    }

    .coupon-main {
      min-height: 330px;
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .coupon-main::after,
    .coupon-card::after {
      content: "";
      position: absolute;
      width: 76px;
      height: 76px;
      border-radius: 50%;
      right: -38px;
      top: 50%;
      transform: translateY(-50%);
      background: rgba(255, 77, 67, .98);
    }

    .coupon-label {
      width: fit-content;
      padding: 7px 11px;
      border-radius: 999px;
      background: var(--color-lime);
      color: #253000;
      font-size: 13px;
      font-weight: 900;
    }

    .coupon-title {
      margin: 18px 0 8px;
      font-size: 34px;
      line-height: 1.05;
      font-weight: 900;
    }

    .coupon-text {
      margin: 0;
      color: var(--color-muted);
      font-size: 15px;
    }

    .coupon-btn {
      width: fit-content;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 999px;
      background: var(--color-primary);
      color: #fff;
      font-weight: 900;
      border: 0;
      box-shadow: 0 12px 24px rgba(255, 77, 67, .22);
      transition: transform .2s ease, background .2s ease;
    }

    .coupon-btn:hover { transform: translateY(-2px); background: var(--color-primary-dark); }

    .coupon-stack {
      display: grid;
      gap: 14px;
    }

    .coupon-card {
      min-height: 154px;
      padding: 20px;
    }

    .coupon-card strong {
      display: block;
      margin-top: 12px;
      font-size: 22px;
      line-height: 1.15;
    }

    .coupon-card p {
      margin: 8px 0 0;
      color: var(--color-muted);
      font-size: 14px;
    }

    .track {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
    }

    .screenshot-stage {
      border-radius: 30px;
      padding: 24px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,249,245,.96)),
        radial-gradient(circle at 22% 12%, rgba(255,77,67,.14), transparent 28%);
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-card);
    }

    .browser-bar {
      display: flex;
      align-items: center;
      gap: 8px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--color-line);
    }

    .dot { width: 11px; height: 11px; border-radius: 999px; background: var(--color-primary); }
    .dot:nth-child(2) { background: var(--color-yellow); }
    .dot:nth-child(3) { background: var(--color-lime); }

    .stage-content {
      display: grid;
      grid-template-columns: .7fr 1fr;
      gap: 18px;
      padding-top: 22px;
    }

    .side-tabs {
      display: grid;
      gap: 10px;
    }

    .side-tab {
      padding: 14px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid var(--color-line);
      font-weight: 800;
    }

    .side-tab.active {
      background: var(--color-ink);
      color: #fff;
      border-color: var(--color-ink);
    }

    .status-board {
      min-height: 310px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--color-line);
      padding: 20px;
    }

    .status-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 14px 0;
      border-bottom: 1px solid rgba(31,31,36,.08);
    }

    .status-item:last-child { border-bottom: 0; }
    .status-item span { color: var(--color-muted); font-size: 14px; }
    .status-item b { font-weight: 900; }

    .notice-panel {
      border-radius: 30px;
      padding: 28px;
      background: var(--color-coal);
      color: #fff;
      box-shadow: 0 18px 40px rgba(31, 31, 36, .18);
    }

    .notice-panel p { color: rgba(255,255,255,.72); }
    .notice-list { display: grid; gap: 12px; margin-top: 20px; }

    .notice-item {
      display: flex;
      gap: 12px;
      padding: 13px;
      border-radius: 18px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.1);
    }

    .icon-badge {
      width: 36px;
      height: 36px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      background: var(--color-lime);
      color: #263000;
      font-weight: 900;
    }

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

    .step-card {
      position: relative;
      min-height: 250px;
      padding: 24px;
      border-radius: var(--radius-xl);
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-card);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 77, 67, .35);
      box-shadow: var(--shadow-hover);
    }

    .step-num {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      background: var(--color-primary);
      color: #fff;
      font-weight: 900;
      box-shadow: 0 12px 22px rgba(255, 77, 67, .18);
    }

    .step-card h3 {
      margin: 22px 0 10px;
      font-size: 22px;
      line-height: 1.2;
      font-weight: 900;
    }

    .step-card p { margin: 0; color: var(--color-muted); }

    .proof-band {
      background: #fff;
      border-top: 1px solid var(--color-line);
      border-bottom: 1px solid var(--color-line);
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
      margin-top: 26px;
    }

    .proof-pill {
      padding: 18px;
      border-radius: 20px;
      background: var(--color-soft);
      border: 1px solid rgba(255, 77, 67, .13);
    }

    .proof-pill b {
      display: block;
      font-size: 26px;
      line-height: 1;
      color: var(--color-primary-dark);
    }

    .proof-pill span {
      display: block;
      margin-top: 8px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .reviews-row {
      display: grid;
      grid-template-columns: 1.05fr .95fr 1.05fr;
      gap: 18px;
      align-items: start;
    }

    .review-card {
      border-radius: 26px;
      padding: 22px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-card);
      min-height: 230px;
    }

    .review-card.tall { min-height: 300px; background: #fff9df; }
    .review-card.dark { background: var(--color-coal); color: #fff; }
    .review-card.dark p { color: rgba(255,255,255,.76); }

    .tag {
      display: inline-flex;
      align-items: center;
      width: fit-content;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      background: rgba(255, 77, 67, .1);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 900;
    }

    .review-card h3 {
      margin: 16px 0 10px;
      font-size: 22px;
      line-height: 1.25;
      font-weight: 900;
    }

    .review-card p { margin: 0; color: var(--color-muted); }
    .quote { margin-top: 18px; font-weight: 800; color: var(--color-ink); }

    .info-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
      gap: 24px;
      align-items: start;
    }

    .article-list {
      display: grid;
      gap: 12px;
    }

    .article-link {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 18px;
      border-radius: 20px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: 0 10px 24px rgba(31,31,36,.05);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .article-link:hover {
      transform: translateY(-2px);
      border-color: rgba(255, 77, 67, .34);
      box-shadow: var(--shadow-card);
    }

    .article-index {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      font-weight: 900;
    }

    .article-link strong {
      display: block;
      line-height: 1.3;
      font-size: 17px;
    }

    .article-link span {
      display: block;
      margin-top: 5px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .arrow {
      color: var(--color-primary-dark);
      font-weight: 900;
    }

    .recommend {
      border-radius: 28px;
      padding: 24px;
      background: #fff;
      border: 1px solid var(--color-line);
      box-shadow: var(--shadow-card);
    }

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

    .recommend-item {
      display: flex;
      gap: 12px;
      align-items: center;
      padding: 12px;
      border-radius: 18px;
      background: var(--color-soft);
    }

    .mini-dot {
      width: 10px;
      height: 10px;
      border-radius: 999px;
      background: var(--color-primary);
      flex: 0 0 auto;
    }

    .compare-wrap {
      overflow: hidden;
      border-radius: 28px;
      border: 1px solid var(--color-line);
      background: #fff;
      box-shadow: var(--shadow-card);
    }

    .compare-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
    }

    .compare-cell {
      padding: 18px;
      border-right: 1px solid var(--color-line);
      border-bottom: 1px solid var(--color-line);
    }

    .compare-cell:nth-child(3n) { border-right: 0; }
    .compare-cell.head {
      background: var(--color-coal);
      color: #fff;
      font-weight: 900;
    }
    .compare-cell.good {
      background: #fff9df;
      color: #5e2a00;
      font-weight: 800;
    }
    .compare-cell.muted { color: var(--color-muted); }

    .faq-wrap {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 24px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      border-radius: 20px;
      background: #fff;
      border: 1px solid var(--color-line);
      overflow: hidden;
      box-shadow: 0 10px 22px rgba(31,31,36,.05);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 18px 20px;
      border: 0;
      background: transparent;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      text-align: left;
      color: var(--color-ink);
      font-weight: 900;
    }

    .faq-icon {
      width: 30px;
      height: 30px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      background: var(--color-soft);
      color: var(--color-primary-dark);
      flex: 0 0 auto;
      font-weight: 900;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--color-muted);
      border-left: 4px solid var(--color-primary);
      margin-left: 20px;
    }

    .faq-item.open .faq-answer { display: block; }
    .faq-item.open { background: #fffaf2; }

    .download-band {
      position: relative;
      overflow: hidden;
      border-radius: 32px;
      padding: clamp(26px, 4vw, 44px);
      background:
        linear-gradient(135deg, #2b2421, #171515),
        radial-gradient(circle at 86% 18%, rgba(185,255,63,.24), transparent 26%);
      color: #fff;
      box-shadow: 0 22px 48px rgba(31,31,36,.2);
    }

    .download-band::after {
      content: "";
      position: absolute;
      inset: auto -40px -72px auto;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255, 77, 67, .28);
    }

    .download-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 24px;
      align-items: center;
    }

    .download-band h2 {
      margin: 12px 0 12px;
      font-size: clamp(28px, 4vw, 48px);
      line-height: 1.12;
      font-weight: 900;
    }

    .download-band p {
      margin: 0;
      color: rgba(255,255,255,.76);
      max-width: 720px;
    }

    .download-form {
      display: flex;
      gap: 10px;
      padding: 10px;
      border-radius: 24px;
      background: rgba(255,255,255,.1);
      border: 1px solid rgba(255,255,255,.16);
    }

    .download-form input {
      min-width: 0;
      flex: 1;
      height: 50px;
      padding: 0 16px;
      border: 0;
      border-radius: 16px;
      background: #fff;
      color: var(--color-ink);
    }

    .download-form .btn {
      white-space: nowrap;
      min-height: 50px;
    }

    .commit-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 22px;
    }

    .commit {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.09);
      border: 1px solid rgba(255,255,255,.13);
      color: rgba(255,255,255,.88);
      font-weight: 800;
    }

    .site-footer {
      padding: 54px 0 34px;
      background: var(--color-coal);
      color: #fff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 28px;
      align-items: start;
    }

    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      font-size: 18px;
    }

    .footer-logo .brand-mark {
      width: 38px;
      height: 38px;
      font-size: 18px;
    }

    .footer-desc {
      max-width: 620px;
      color: rgba(255,255,255,.66);
      margin: 16px 0 0;
    }

    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px;
    }

    .footer-nav a {
      padding: 9px 12px;
      border-radius: 999px;
      color: rgba(255,255,255,.74);
      background: rgba(255,255,255,.07);
      transition: background .2s ease, color .2s ease;
    }

    .footer-nav a:hover {
      color: #fff;
      background: rgba(255, 77, 67, .35);
    }

    .copyright {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 14px;
      margin-top: 34px;
      padding-top: 24px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.56);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .track,
      .download-grid,
      .faq-wrap,
      .info-layout {
        grid-template-columns: 1fr;
      }

      .coupon-stage { min-height: auto; }
      .proof-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .reviews-row { grid-template-columns: 1fr 1fr; }
      .review-card.dark { grid-column: 1 / -1; }
      .footer-grid { grid-template-columns: 1fr; }
      .footer-nav { justify-content: flex-start; }
    }

    @media (max-width: 768px) {
      .site-container { width: min(100% - 28px, 1280px); }
      .desktop-nav { display: none; }
      .menu-btn { display: inline-grid; place-items: center; }
      .mobile-nav.open { display: block; }
      .nav-shell { min-height: 68px; }
      .brand-text { font-size: 16px; white-space: normal; }
      .section { padding: 62px 0; }
      .section-head { display: block; }
      .hero { padding-top: 28px; }
      .coupon-stage { border-radius: 26px; padding: 22px; }
      .coupon-stage::before { inset: 10px; border-radius: 22px; }
      .coupon-wall { grid-template-columns: 1fr; }
      .coupon-main { min-height: 270px; }
      .steps-grid { grid-template-columns: 1fr; }
      .stage-content { grid-template-columns: 1fr; }
      .reviews-row { grid-template-columns: 1fr; }
      .compare-grid { grid-template-columns: 1fr; }
      .compare-cell { border-right: 0; }
      .article-link { grid-template-columns: auto 1fr; }
      .article-link .arrow { display: none; }
      .download-form { flex-direction: column; }
      .commit-row { grid-template-columns: 1fr; }
    }

    @media (max-width: 520px) {
      .hero-actions .btn,
      .download-form .btn {
        width: 100%;
      }

      h1 {
        font-size: 34px;
        overflow-wrap: anywhere;
      }

      .coupon-title { font-size: 28px; }
      .proof-grid { grid-template-columns: 1fr; }
      .metric-pill { width: 100%; text-align: center; }
      .footer-nav { display: grid; grid-template-columns: 1fr; }
      .copyright { display: block; }
      .copyright span { display: block; margin-top: 8px; }
    }

/* roulang page: category1 */
:root {
      --color-primary: #ff3f3f;
      --color-primary-dark: #e92d2d;
      --color-accent: #ccff3f;
      --color-yellow: #ffe45c;
      --color-ink: #1f1a17;
      --color-muted: #766f69;
      --color-soft: #fff6f1;
      --color-soft-2: #f8f3ec;
      --color-card: #ffffff;
      --color-border: rgba(31, 26, 23, 0.11);
      --color-footer: #211c19;
      --shadow-soft: 0 18px 50px rgba(255, 87, 87, 0.14);
      --shadow-card: 0 14px 38px rgba(15, 23, 42, 0.08);
      --radius-lg: 24px;
      --radius-md: 18px;
      --radius-sm: 14px;
      --container: 1280px;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--color-ink);
      background:
        radial-gradient(circle at 12% 8%, rgba(255, 228, 92, 0.22), transparent 28%),
        linear-gradient(180deg, #fffaf6 0%, #fff6f1 44%, #ffffff 100%);
      line-height: 1.65;
      letter-spacing: 0;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    ::selection {
      color: #ffffff;
      background: var(--color-primary);
    }

    .site-container {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 250, 246, 0.88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(31, 26, 23, 0.08);
    }

    .nav-shell {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand,
    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      color: var(--color-ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      background: linear-gradient(135deg, var(--color-primary), #ff7a3d);
      box-shadow: 0 12px 28px rgba(255, 63, 63, 0.25);
      font-weight: 900;
    }

    .brand-text {
      font-size: 18px;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-link,
    .nav-cta {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 999px;
      padding: 0 16px;
      font-size: 15px;
      font-weight: 700;
      color: #433b35;
      transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease, color 0.22s ease;
    }

    .nav-link:hover,
    .nav-link.active {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 12px 26px rgba(255, 63, 63, 0.22);
    }

    .nav-cta {
      color: #1f1a17;
      background: var(--color-accent);
      border: 1px solid rgba(31, 26, 23, 0.08);
    }

    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(130, 178, 22, 0.22);
    }

    .menu-btn {
      display: none;
      width: 46px;
      height: 46px;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--color-border);
      border-radius: 16px;
      background: #ffffff;
      box-shadow: var(--shadow-card);
    }

    .menu-lines {
      width: 20px;
      display: grid;
      gap: 5px;
    }

    .menu-lines span {
      height: 2px;
      border-radius: 999px;
      background: var(--color-ink);
      transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .menu-btn[aria-expanded="true"] .menu-lines span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .menu-btn[aria-expanded="true"] .menu-lines span:nth-child(2) {
      opacity: 0;
    }

    .menu-btn[aria-expanded="true"] .menu-lines span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-nav {
      display: none;
      padding-bottom: 14px;
    }

    .mobile-panel {
      display: grid;
      gap: 8px;
      padding: 12px;
      border-radius: 22px;
      background: #ffffff;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--color-border);
    }

    .mobile-panel .nav-link,
    .mobile-panel .nav-cta {
      justify-content: flex-start;
      width: 100%;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 78px 0;
    }

    .section.tight {
      padding-top: 54px;
    }

    .hero-category {
      position: relative;
      padding: 62px 0 46px;
    }

    .hero-category::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background-image: radial-gradient(rgba(255, 63, 63, 0.16) 1px, transparent 1px);
      background-size: 22px 22px;
      mask-image: linear-gradient(180deg, #000 0%, transparent 72%);
      opacity: 0.55;
    }

    .category-hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.72fr);
      gap: 34px;
      align-items: stretch;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      border-radius: 999px;
      padding: 8px 14px;
      color: #2f2a25;
      background: #ffffff;
      border: 1px solid var(--color-border);
      font-weight: 800;
      font-size: 14px;
      box-shadow: 0 10px 24px rgba(31, 26, 23, 0.06);
    }

    .eyebrow::before {
      content: "";
      width: 9px;
      height: 9px;
      border-radius: 999px;
      background: var(--color-primary);
      box-shadow: 0 0 0 5px rgba(255, 63, 63, 0.13);
    }

    h1,
    h2,
    h3 {
      margin: 0;
      line-height: 1.12;
      letter-spacing: 0;
      color: var(--color-ink);
    }

    .hero-title {
      max-width: 850px;
      margin-top: 18px;
      font-size: clamp(34px, 6vw, 68px);
      font-weight: 900;
    }

    .hero-copy {
      max-width: 740px;
      margin: 18px 0 0;
      color: var(--color-muted);
      font-size: 18px;
    }

    .filter-strip {
      margin-top: 28px;
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding-bottom: 8px;
      scrollbar-width: none;
    }

    .filter-strip::-webkit-scrollbar {
      display: none;
    }

    .pill {
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 42px;
      padding: 0 16px;
      border-radius: 999px;
      background: #ffffff;
      color: #3f3832;
      border: 1px solid var(--color-border);
      font-weight: 800;
      box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
    }

    .pill.hot {
      color: #ffffff;
      background: var(--color-primary);
      border-color: var(--color-primary);
    }

    .pill.lime {
      background: var(--color-accent);
      border-color: transparent;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

    .btn {
      display: inline-flex;
      min-height: 48px;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 0 22px;
      border: 1px solid transparent;
      font-weight: 800;
      transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease, border-color 0.22s ease;
    }

    .btn-primary {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 16px 36px rgba(255, 63, 63, 0.26);
    }

    .btn-primary:hover {
      background: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 20px 42px rgba(255, 63, 63, 0.32);
    }

    .btn-secondary {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: rgba(255, 63, 63, 0.25);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: var(--color-primary);
      box-shadow: var(--shadow-card);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .nav-cta:focus-visible,
    .menu-btn:focus-visible,
    .faq-question:focus-visible,
    input:focus-visible {
      outline: 3px solid rgba(204, 255, 63, 0.9);
      outline-offset: 3px;
    }

    .status-board {
      border-radius: 28px;
      padding: 18px;
      background: #211c19;
      color: #ffffff;
      box-shadow: 0 22px 60px rgba(31, 26, 23, 0.18);
      position: relative;
      overflow: hidden;
    }

    .status-board::before {
      content: "";
      position: absolute;
      width: 180px;
      height: 180px;
      right: -70px;
      top: -70px;
      border-radius: 50%;
      background: rgba(204, 255, 63, 0.18);
    }

    .status-head {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 8px 8px 18px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    }

    .status-head strong {
      font-size: 20px;
      line-height: 1.2;
    }

    .status-badge {
      flex: 0 0 auto;
      border-radius: 999px;
      padding: 7px 12px;
      color: #211c19;
      background: var(--color-accent);
      font-size: 13px;
      font-weight: 900;
    }

    .time-slots {
      position: relative;
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }

    .slot-card {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.09);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .slot-icon {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--color-primary);
      font-weight: 900;
    }

    .slot-card span {
      color: rgba(255, 255, 255, 0.72);
      font-size: 13px;
    }

    .slot-card strong {
      display: block;
      color: #ffffff;
      font-size: 16px;
      line-height: 1.25;
    }

    .slot-state {
      color: #211c19;
      background: var(--color-yellow);
      border-radius: 999px;
      padding: 6px 10px;
      font-size: 12px;
      font-weight: 900;
      white-space: nowrap;
    }

    .summary-bar {
      margin-top: 16px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
    }

    .summary-item {
      padding: 14px 10px;
      border-radius: 18px;
      background: #ffffff;
      color: var(--color-ink);
      text-align: center;
    }

    .summary-item strong {
      display: block;
      font-size: 20px;
      line-height: 1;
    }

    .summary-item span {
      display: block;
      margin-top: 5px;
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 30px;
    }

    .section-kicker {
      display: inline-flex;
      margin-bottom: 12px;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: rgba(255, 63, 63, 0.1);
      font-size: 14px;
      font-weight: 900;
    }

    .section-title {
      font-size: clamp(28px, 4vw, 46px);
      font-weight: 900;
    }

    .section-desc {
      margin: 14px 0 0;
      color: var(--color-muted);
      font-size: 17px;
    }

    .category-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 360px;
      gap: 26px;
      align-items: start;
    }

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

    .update-card {
      min-height: 270px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-radius: var(--radius-lg);
      padding: 22px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
      position: relative;
      overflow: hidden;
      transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
    }

    .update-card::after {
      content: "";
      position: absolute;
      right: -34px;
      top: -34px;
      width: 92px;
      height: 92px;
      border-radius: 32px;
      background: rgba(255, 63, 63, 0.1);
      transform: rotate(12deg);
    }

    .update-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 63, 63, 0.35);
      box-shadow: 0 20px 48px rgba(255, 87, 87, 0.16);
    }

    .card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      position: relative;
      z-index: 1;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      background: var(--color-soft);
      color: #51483f;
      font-size: 13px;
      font-weight: 800;
    }

    .tag.red {
      color: #ffffff;
      background: var(--color-primary);
    }

    .tag.lime {
      background: var(--color-accent);
      color: #211c19;
    }

    .update-card h3 {
      margin-top: 28px;
      font-size: 24px;
      font-weight: 900;
    }

    .update-card p {
      margin: 12px 0 18px;
      color: var(--color-muted);
    }

    .card-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: auto;
    }

    .time-note {
      color: #8a8178;
      font-size: 13px;
      font-weight: 700;
    }

    .mini-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: #ffffff;
      background: #211c19;
      font-size: 14px;
      font-weight: 900;
      transition: transform 0.22s ease, background 0.22s ease;
      white-space: nowrap;
    }

    .mini-link:hover {
      background: var(--color-primary);
      transform: translateY(-2px);
    }

    .side-stack {
      display: grid;
      gap: 16px;
      position: sticky;
      top: 96px;
    }

    .guide-card,
    .notice-card {
      border-radius: var(--radius-lg);
      padding: 22px;
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
    }

    .notice-card {
      background: linear-gradient(160deg, #fff7cf, #ffffff);
    }

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

    .guide-list li {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 10px;
      align-items: start;
      color: var(--color-muted);
    }

    .num {
      width: 34px;
      height: 34px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 13px;
      color: #ffffff;
      background: var(--color-primary);
      font-weight: 900;
      line-height: 1;
    }

    .notice-card strong,
    .guide-card strong {
      display: block;
      font-size: 20px;
      line-height: 1.25;
    }

    .notice-card p,
    .guide-card p {
      margin: 10px 0 0;
      color: var(--color-muted);
    }

    .proof-strip {
      display: grid;
      grid-template-columns: 1.25fr 0.75fr;
      gap: 22px;
      align-items: stretch;
    }

    .proof-main {
      border-radius: 30px;
      padding: 30px;
      background: #211c19;
      color: #ffffff;
      box-shadow: 0 18px 46px rgba(31, 26, 23, 0.18);
    }

    .proof-main h2 {
      color: #ffffff;
      font-size: clamp(28px, 4vw, 44px);
      font-weight: 900;
    }

    .proof-main p {
      max-width: 680px;
      color: rgba(255, 255, 255, 0.72);
      margin: 14px 0 0;
    }

    .proof-list {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 26px;
    }

    .proof-item {
      min-height: 148px;
      border-radius: 22px;
      padding: 18px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .proof-item span {
      display: inline-flex;
      padding: 5px 9px;
      border-radius: 999px;
      color: #211c19;
      background: var(--color-accent);
      font-size: 12px;
      font-weight: 900;
    }

    .proof-item p {
      margin-top: 14px;
      color: #ffffff;
      font-weight: 700;
    }

    .feedback-card {
      border-radius: 30px;
      padding: 26px;
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .feedback-card .quote {
      font-size: 24px;
      line-height: 1.35;
      font-weight: 900;
    }

    .feedback-card .from {
      margin-top: 22px;
      color: var(--color-muted);
      font-weight: 800;
    }

    .process-band {
      background: var(--color-soft-2);
      border-top: 1px solid rgba(31, 26, 23, 0.06);
      border-bottom: 1px solid rgba(31, 26, 23, 0.06);
    }

    .process-row {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 26px;
      align-items: start;
    }

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

    .step-card {
      display: grid;
      grid-template-columns: 52px 1fr;
      gap: 14px;
      align-items: start;
      padding: 18px;
      border-radius: 22px;
      background: #ffffff;
      border: 1px solid var(--color-border);
      box-shadow: 0 10px 26px rgba(15, 23, 42, 0.05);
      transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    }

    .step-card:hover {
      transform: translateY(-3px);
      border-color: rgba(255, 63, 63, 0.28);
      box-shadow: var(--shadow-soft);
    }

    .step-card h3 {
      font-size: 20px;
      font-weight: 900;
    }

    .step-card p {
      margin: 6px 0 0;
      color: var(--color-muted);
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.78fr 1.22fr;
      gap: 28px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      border-radius: 20px;
      background: #ffffff;
      border: 1px solid var(--color-border);
      overflow: hidden;
      box-shadow: 0 10px 28px rgba(15, 23, 42, 0.05);
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 16px 18px;
      border: 0;
      background: transparent;
      color: var(--color-ink);
      text-align: left;
      font-weight: 900;
    }

    .faq-icon {
      flex: 0 0 auto;
      width: 30px;
      height: 30px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      background: var(--color-primary);
      font-size: 20px;
      line-height: 1;
    }

    .faq-answer {
      display: none;
      padding: 0 18px 18px 18px;
      color: var(--color-muted);
      border-left: 4px solid var(--color-primary);
      margin-left: 18px;
    }

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

    .faq-item.is-open .faq-icon {
      background: #211c19;
    }

    .latest-cta {
      padding: 0 0 82px;
    }

    .cta-band {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      border-radius: 32px;
      padding: 34px;
      background:
        linear-gradient(135deg, rgba(255, 63, 63, 0.96), rgba(255, 126, 61, 0.95)),
        var(--color-primary);
      color: #ffffff;
      box-shadow: 0 24px 58px rgba(255, 63, 63, 0.25);
    }

    .cta-band h2 {
      color: #ffffff;
      font-size: clamp(28px, 4vw, 48px);
      font-weight: 900;
    }

    .cta-band p {
      max-width: 700px;
      margin: 12px 0 0;
      color: rgba(255, 255, 255, 0.82);
    }

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

    .cta-actions .btn-primary {
      background: #211c19;
      box-shadow: none;
    }

    .cta-actions .btn-secondary {
      color: #211c19;
      border-color: rgba(255, 255, 255, 0.5);
      background: #ffffff;
    }

    .site-footer {
      padding: 54px 0 28px;
      background: var(--color-footer);
      color: #ffffff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 34px;
      align-items: start;
      padding-bottom: 28px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .footer-logo {
      color: #ffffff;
      font-size: 18px;
    }

    .footer-desc {
      max-width: 560px;
      margin: 14px 0 0;
      color: rgba(255, 255, 255, 0.68);
    }

    .footer-nav {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px 18px;
      max-width: 420px;
    }

    .footer-nav a {
      color: rgba(255, 255, 255, 0.78);
      font-weight: 700;
      transition: color 0.2s ease;
    }

    .footer-nav a:hover {
      color: var(--color-accent);
    }

    .copyright {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-top: 22px;
      color: rgba(255, 255, 255, 0.56);
      font-size: 14px;
    }

    @media (max-width: 1024px) {
      .category-hero-grid,
      .category-layout,
      .proof-strip,
      .process-row,
      .faq-wrap,
      .cta-band {
        grid-template-columns: 1fr;
      }

      .side-stack {
        position: static;
      }

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

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 24px, var(--container));
      }

      .desktop-nav {
        display: none;
      }

      .menu-btn {
        display: inline-flex;
      }

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

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

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

      .hero-category {
        padding-top: 44px;
      }

      .section {
        padding: 58px 0;
      }

      .update-grid,
      .proof-list {
        grid-template-columns: 1fr;
      }

      .status-board,
      .cta-band,
      .proof-main {
        border-radius: 24px;
      }

      .summary-bar {
        grid-template-columns: 1fr;
      }

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

      .footer-nav {
        justify-content: flex-start;
      }

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

    @media (max-width: 520px) {
      .hero-title {
        font-size: 34px;
      }

      .hero-copy,
      .section-desc {
        font-size: 16px;
      }

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

      .btn {
        width: 100%;
      }

      .slot-card {
        grid-template-columns: 42px 1fr;
      }

      .slot-state {
        grid-column: 2;
        width: fit-content;
      }

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

      .mini-link {
        width: 100%;
      }

      .update-card {
        min-height: 244px;
      }
    }