/* roulang page: index */
:root {
      --bg: #fff7f8;
      --bg-soft: #fff1f3;
      --paper: #ffffff;
      --paper-warm: #fffaf6;
      --ink: #24151d;
      --muted: #75636c;
      --muted-2: #9b8790;
      --brand: #8b174b;
      --brand-deep: #43102d;
      --brand-2: #c72c66;
      --brand-3: #f37f9f;
      --accent: #ffd6c4;
      --accent-2: #fff0d9;
      --line: rgba(139, 23, 75, .14);
      --line-strong: rgba(139, 23, 75, .24);
      --shadow: 0 18px 50px rgba(89, 14, 50, .13);
      --shadow-hover: 0 24px 70px rgba(89, 14, 50, .2);
      --radius-xl: 28px;
      --radius-lg: 20px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --ease: all .22s ease;
    }

    * {
      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(--ink);
      background:
        radial-gradient(circle at 12% 0%, rgba(243, 127, 159, .18), transparent 30%),
        linear-gradient(180deg, #fff8f8 0%, var(--bg) 40%, #fff 100%);
      line-height: 1.7;
      letter-spacing: 0;
      overflow-x: hidden;
    }

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

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

    button, input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 248, 249, .82);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(139, 23, 75, .1);
      transition: var(--ease);
    }

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

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      color: var(--brand-deep);
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      background: linear-gradient(135deg, var(--brand-deep), var(--brand-2) 58%, var(--brand-3));
      box-shadow: 0 10px 30px rgba(139, 23, 75, .25);
      position: relative;
    }

    .brand-mark::before,
    .brand-mark::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      background: rgba(255, 255, 255, .82);
    }

    .brand-mark::before {
      width: 18px;
      height: 6px;
      left: 12px;
      top: 13px;
    }

    .brand-mark::after {
      width: 10px;
      height: 10px;
      right: 10px;
      bottom: 10px;
      background: var(--accent);
    }

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

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

    .brand-text span {
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
    }

    .nav-toggle {
      display: none;
    }

    .nav-toggle-label {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: var(--paper);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      box-shadow: 0 8px 24px rgba(89, 14, 50, .08);
    }

    .nav-toggle-label span {
      width: 20px;
      height: 2px;
      background: var(--brand-deep);
      border-radius: 99px;
      transition: var(--ease);
    }

    .main-nav {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 10px;
      flex: 1;
    }

    .nav-link,
    .mega-trigger {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 0 15px;
      border-radius: 999px;
      color: #4a303d;
      font-size: 15px;
      font-weight: 700;
      transition: var(--ease);
    }

    .nav-link:hover,
    .mega-trigger:hover,
    .nav-link.active {
      color: var(--brand);
      background: rgba(199, 44, 102, .08);
    }

    .nav-link:focus-visible,
    .mega-trigger:focus-visible,
    .btn:focus-visible,
    input:focus-visible {
      outline: 3px solid rgba(243, 127, 159, .45);
      outline-offset: 3px;
    }

    .mega {
      position: relative;
    }

    .mega-trigger::after {
      content: "";
      width: 8px;
      height: 8px;
      border-right: 2px solid currentColor;
      border-bottom: 2px solid currentColor;
      transform: rotate(45deg) translateY(-2px);
      transition: var(--ease);
    }

    .mega:hover .mega-trigger::after {
      transform: rotate(225deg) translateY(-1px);
    }

    .mega-panel {
      position: absolute;
      top: calc(100% + 14px);
      right: 0;
      width: 520px;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 24px;
      background: rgba(255, 255, 255, .96);
      box-shadow: var(--shadow);
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: var(--ease);
    }

    .mega:hover .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .mega-panel::before {
      content: "";
      position: absolute;
      top: -8px;
      right: 42px;
      width: 16px;
      height: 16px;
      background: #fff;
      border-left: 1px solid var(--line);
      border-top: 1px solid var(--line);
      transform: rotate(45deg);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
    }

    .mega-card {
      display: grid;
      gap: 7px;
      padding: 15px;
      border-radius: 18px;
      background: linear-gradient(135deg, #fff7f8, #fff);
      border: 1px solid var(--line);
      transition: var(--ease);
    }

    .mega-card:hover {
      transform: translateY(-2px);
      border-color: var(--line-strong);
      box-shadow: 0 14px 34px rgba(139, 23, 75, .12);
    }

    .mega-icon,
    .tiny-icon {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--brand);
      background: rgba(199, 44, 102, .1);
      font-weight: 900;
    }

    .mega-card strong {
      font-size: 15px;
      color: var(--brand-deep);
    }

    .mega-card p {
      margin: 0;
      font-size: 13px;
      color: var(--muted);
      line-height: 1.55;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: fit-content;
      min-height: 28px;
      padding: 4px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
      color: var(--brand);
      background: rgba(199, 44, 102, .08);
      border: 1px solid rgba(199, 44, 102, .16);
      white-space: nowrap;
    }

    .badge.dark {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-2));
      border-color: transparent;
    }

    .btn {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0 22px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 800;
      transition: var(--ease);
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn.primary {
      color: #fff;
      background: linear-gradient(135deg, var(--brand-deep), var(--brand), var(--brand-2));
      box-shadow: 0 14px 32px rgba(139, 23, 75, .25);
    }

    .btn.primary:hover {
      transform: translateY(-2px);
      filter: brightness(1.04);
      box-shadow: 0 18px 42px rgba(139, 23, 75, .32);
    }

    .btn.secondary {
      color: var(--brand);
      background: rgba(255, 255, 255, .76);
      border-color: var(--line-strong);
    }

    .btn.secondary:hover {
      transform: translateY(-2px);
      background: #fff;
      border-color: rgba(199, 44, 102, .38);
    }

    .btn:active {
      transform: translateY(1px);
    }

    .section {
      padding: 78px 0;
    }

    .section.tight {
      padding: 56px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 26px;
      margin-bottom: 28px;
    }

    .section-kicker {
      margin: 0 0 8px;
      color: var(--brand);
      font-size: 14px;
      font-weight: 900;
    }

    .section-title {
      margin: 0;
      font-size: clamp(26px, 3vw, 34px);
      line-height: 1.25;
      letter-spacing: 0;
      color: var(--brand-deep);
    }

    .section-desc {
      max-width: 680px;
      margin: 12px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .hero {
      padding: 52px 0 34px;
    }

    .hero-stage {
      position: relative;
      min-height: 590px;
      padding: 44px;
      border-radius: 34px;
      overflow: hidden;
      background:
        linear-gradient(120deg, rgba(67, 16, 45, .95), rgba(139, 23, 75, .92) 52%, rgba(199, 44, 102, .88)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 80px);
      color: #fff;
      box-shadow: 0 30px 80px rgba(67, 16, 45, .24);
    }

    .hero-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 76% 20%, rgba(255, 214, 196, .42), transparent 24%),
        radial-gradient(circle at 10% 82%, rgba(243, 127, 159, .22), transparent 28%);
      pointer-events: none;
    }

    .hero-layout {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
      gap: 30px;
      align-items: center;
    }

    .hero-copy {
      max-width: 650px;
    }

    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 4px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .13);
      border: 1px solid rgba(255, 255, 255, .22);
      color: #ffe8ef;
      font-size: 13px;
      font-weight: 800;
    }

    h1 {
      margin: 18px 0 18px;
      font-size: clamp(34px, 4.6vw, 50px);
      line-height: 1.12;
      letter-spacing: 0;
      font-weight: 800;
    }

    .hero-copy p {
      margin: 0;
      max-width: 620px;
      color: rgba(255, 246, 248, .9);
      font-size: 17px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 26px;
    }

    .hero-actions .btn.secondary {
      background: rgba(255, 255, 255, .12);
      color: #fff;
      border-color: rgba(255, 255, 255, .28);
    }

    .hero-actions .btn.secondary:hover {
      background: rgba(255, 255, 255, .2);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 30px;
    }

    .metric {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .18);
    }

    .metric strong {
      display: block;
      font-size: 22px;
      line-height: 1.1;
    }

    .metric span {
      display: block;
      margin-top: 4px;
      color: rgba(255, 246, 248, .78);
      font-size: 13px;
    }

    .hero-visual {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      align-items: stretch;
    }

    .vertical-card {
      min-height: 420px;
      padding: 20px;
      border-radius: 28px;
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .9), rgba(255, 241, 243, .82)),
        linear-gradient(135deg, rgba(255, 214, 196, .45), transparent);
      color: var(--ink);
      box-shadow: 0 24px 60px rgba(39, 5, 24, .24);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      overflow: hidden;
      position: relative;
    }

    .vertical-card::before {
      content: "";
      position: absolute;
      inset: 16px;
      border-radius: 22px;
      border: 1px dashed rgba(139, 23, 75, .18);
      pointer-events: none;
    }

    .vertical-cover {
      min-height: 190px;
      border-radius: 22px;
      padding: 16px;
      background:
        linear-gradient(135deg, rgba(67, 16, 45, .94), rgba(199, 44, 102, .84)),
        repeating-linear-gradient(135deg, rgba(255,255,255,.08) 0 6px, transparent 6px 14px);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      color: #fff;
    }

    .vertical-cover strong {
      font-size: 20px;
      line-height: 1.35;
    }

    .vertical-cover span {
      margin-top: 8px;
      color: rgba(255,255,255,.78);
      font-size: 13px;
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .check-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 11px 12px;
      border-radius: 15px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid rgba(139, 23, 75, .11);
      font-size: 14px;
      font-weight: 700;
      color: #513342;
    }

    .matrix {
      display: grid;
      grid-template-columns: 1fr;
      gap: 12px;
    }

    .matrix-card {
      min-height: 94px;
      padding: 16px;
      border-radius: 22px;
      background: rgba(255, 255, 255, .13);
      border: 1px solid rgba(255, 255, 255, .18);
      color: #fff;
      transition: var(--ease);
    }

    .matrix-card:hover {
      transform: translateY(-3px);
      background: rgba(255, 255, 255, .18);
    }

    .matrix-card strong {
      display: block;
      font-size: 16px;
      margin-bottom: 4px;
    }

    .matrix-card span {
      color: rgba(255, 246, 248, .76);
      font-size: 13px;
      line-height: 1.55;
    }

    .seed-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 18px;
      align-items: stretch;
    }

    .wide-panel,
    .soft-panel {
      border-radius: var(--radius-xl);
      border: 1px solid var(--line);
      background: var(--paper);
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .wide-panel {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
    }

    .poster-tall {
      min-height: 330px;
      padding: 22px;
      background:
        linear-gradient(160deg, rgba(67, 16, 45, .96), rgba(199, 44, 102, .86)),
        repeating-linear-gradient(45deg, rgba(255,255,255,.08) 0 4px, transparent 4px 12px);
      color: #fff;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .poster-tall .poster-title {
      margin-top: auto;
      font-size: 26px;
      font-weight: 800;
      line-height: 1.25;
    }

    .panel-body {
      padding: 26px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .panel-body h3,
    .soft-panel h3,
    .product-card h3,
    .info-card h3 {
      margin: 0 0 10px;
      font-size: 21px;
      line-height: 1.35;
      color: var(--brand-deep);
    }

    .panel-body p,
    .soft-panel p,
    .product-card p,
    .info-card p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      min-height: 32px;
      padding: 4px 11px;
      border-radius: 999px;
      background: #fff5f6;
      border: 1px solid var(--line);
      color: #6a304b;
      font-size: 13px;
      font-weight: 800;
    }

    .soft-panel {
      padding: 24px;
      display: grid;
      align-content: space-between;
      background: linear-gradient(180deg, #fff, #fff8f3);
    }

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

    .stack-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 13px;
      border-radius: 16px;
      background: rgba(199, 44, 102, .06);
      border: 1px solid rgba(199, 44, 102, .1);
    }

    .stack-item strong {
      font-size: 14px;
      color: var(--brand-deep);
    }

    .product-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .product-card {
      min-height: 100%;
      display: flex;
      flex-direction: column;
      border-radius: 22px;
      background: var(--paper);
      border: 1px solid var(--line);
      box-shadow: 0 12px 36px rgba(89, 14, 50, .09);
      overflow: hidden;
      transition: var(--ease);
    }

    .product-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--line-strong);
    }

    .cover {
      min-height: 172px;
      padding: 16px;
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 10px;
      color: #fff;
      background:
        linear-gradient(135deg, rgba(67, 16, 45, .95), rgba(199, 44, 102, .78)),
        repeating-linear-gradient(135deg, rgba(255,255,255,.1) 0 5px, transparent 5px 15px);
    }

    .cover.alt-1 {
      background: linear-gradient(135deg, #5f123f, #e05278);
    }

    .cover.alt-2 {
      background: linear-gradient(135deg, #331526, #b73872 64%, #ffd6c4);
    }

    .cover.alt-3 {
      background: linear-gradient(135deg, #7b153a, #d95c8a 58%, #fff0d9);
    }

    .cover-title {
      font-size: 18px;
      font-weight: 800;
      line-height: 1.35;
      max-width: 150px;
    }

    .card-body {
      padding: 18px;
      display: flex;
      flex: 1;
      flex-direction: column;
    }

    .card-body .chip-row {
      margin-top: 4px;
      margin-bottom: 14px;
    }

    .card-body p {
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      min-height: 50px;
    }

    .card-foot {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-top: auto;
      padding-top: 18px;
    }

    .text-link {
      color: var(--brand);
      font-weight: 900;
      font-size: 14px;
      text-decoration-thickness: 2px;
      text-underline-offset: 4px;
    }

    .text-link:hover {
      text-decoration: underline;
    }

    .data-board {
      display: grid;
      grid-template-columns: 1fr 1fr 1.2fr;
      gap: 18px;
    }

    .kpi-card {
      padding: 24px;
      border-radius: 24px;
      border: 1px solid var(--line);
      background: var(--paper);
      box-shadow: 0 12px 36px rgba(89, 14, 50, .08);
    }

    .kpi-card strong {
      display: block;
      font-size: 34px;
      line-height: 1;
      color: var(--brand);
    }

    .kpi-card span {
      display: block;
      margin-top: 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .trend-card {
      padding: 24px;
      border-radius: 24px;
      color: #fff;
      background: linear-gradient(135deg, var(--brand-deep), var(--brand), var(--brand-2));
      box-shadow: var(--shadow);
    }

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

    .bar {
      height: 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.18);
      overflow: hidden;
    }

    .bar span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, #ffd6c4, #fff);
    }

    .guarantee-strip {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 12px;
      padding: 18px;
      border-radius: 28px;
      background: linear-gradient(135deg, #fff, #fff2f5);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .guarantee-item {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(139, 23, 75, .1);
    }

    .guarantee-item strong {
      display: block;
      margin-top: 10px;
      color: var(--brand-deep);
      font-size: 15px;
    }

    .guarantee-item p {
      margin: 5px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .review-track {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: calc((100% - 36px) / 3);
      gap: 18px;
      overflow-x: auto;
      padding: 4px 2px 18px;
      scroll-snap-type: x mandatory;
      scrollbar-width: thin;
    }

    .review-card {
      scroll-snap-align: start;
      padding: 22px;
      border-radius: 24px;
      background: var(--paper);
      border: 1px solid var(--line);
      box-shadow: 0 12px 36px rgba(89, 14, 50, .08);
    }

    .review-top {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .avatar {
      width: 44px;
      height: 44px;
      flex: 0 0 auto;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      color: #fff;
      font-weight: 900;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .review-card p {
      margin: 0;
      color: #5f4a54;
      font-size: 15px;
    }

    .stars {
      color: #c72c66;
      font-size: 13px;
      font-weight: 900;
    }

    .info-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr);
      gap: 22px;
      align-items: start;
    }

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

    .news-item {
      display: grid;
      grid-template-columns: 116px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 16px;
      border-radius: 20px;
      background: var(--paper);
      border: 1px solid var(--line);
      transition: var(--ease);
    }

    .news-item:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 38px rgba(89, 14, 50, .1);
    }

    .date-box {
      min-height: 72px;
      border-radius: 16px;
      background: #fff4f1;
      border: 1px solid rgba(199, 44, 102, .13);
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      color: var(--brand);
      font-weight: 900;
    }

    .date-box span {
      color: var(--muted);
      font-size: 12px;
      font-weight: 800;
    }

    .news-item h3 {
      margin: 0 0 4px;
      font-size: 18px;
      color: var(--brand-deep);
    }

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

    .side-recommend {
      padding: 22px;
      border-radius: 24px;
      background: linear-gradient(180deg, #fff, #fff6f8);
      border: 1px solid var(--line);
      box-shadow: var(--shadow);
    }

    .side-recommend h3 {
      margin: 0 0 14px;
      font-size: 21px;
      color: var(--brand-deep);
    }

    .mini-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 13px 0;
      border-bottom: 1px solid var(--line);
      color: #4f3441;
      font-weight: 800;
    }

    .mini-link:last-child {
      border-bottom: 0;
    }

    .mini-link:hover {
      color: var(--brand);
    }

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

    .faq-card {
      padding: 22px;
      border-radius: 22px;
      background: var(--paper);
      border: 1px solid var(--line);
      box-shadow: 0 12px 34px rgba(89, 14, 50, .07);
    }

    .faq-card h3 {
      margin: 0 0 10px;
      color: var(--brand-deep);
      font-size: 18px;
    }

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

    .final-cta {
      padding: 34px;
      border-radius: 32px;
      color: #fff;
      background:
        linear-gradient(135deg, rgba(67, 16, 45, .97), rgba(139, 23, 75, .96), rgba(199, 44, 102, .9)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 72px);
      box-shadow: 0 28px 70px rgba(67, 16, 45, .24);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
      overflow: hidden;
      position: relative;
    }

    .final-cta h2 {
      margin: 0 0 10px;
      font-size: clamp(26px, 3vw, 36px);
      line-height: 1.25;
      letter-spacing: 0;
    }

    .final-cta p {
      margin: 0;
      max-width: 720px;
      color: rgba(255, 246, 248, .82);
      font-size: 16px;
    }

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

    .cta-actions .btn.secondary {
      background: rgba(255,255,255,.13);
      color: #fff;
      border-color: rgba(255,255,255,.25);
    }

    .site-footer {
      padding: 52px 0 28px;
      background: #21101b;
      color: rgba(255,255,255,.76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr;
      gap: 30px;
      align-items: start;
    }

    .footer-brand {
      color: #fff;
      font-size: 20px;
      font-weight: 900;
      margin-bottom: 12px;
    }

    .site-footer p {
      margin: 0;
      max-width: 520px;
      color: rgba(255,255,255,.68);
      font-size: 14px;
    }

    .footer-col h3 {
      margin: 0 0 12px;
      color: #fff;
      font-size: 15px;
    }

    .footer-link {
      display: block;
      width: fit-content;
      color: rgba(255,255,255,.68);
      font-size: 14px;
      margin: 8px 0;
    }

    .footer-link:hover {
      color: var(--accent);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      margin-top: 30px;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,.1);
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      color: rgba(255,255,255,.54);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .hero-layout,
      .seed-grid,
      .info-layout,
      .final-cta {
        grid-template-columns: 1fr;
      }

      .hero-visual {
        grid-template-columns: minmax(0, .8fr) minmax(0, 1fr);
      }

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

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

      .trend-card {
        grid-column: 1 / -1;
      }

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

    @media (max-width: 860px) {
      .nav-toggle-label {
        display: inline-flex;
      }

      .main-nav {
        position: absolute;
        left: 20px;
        right: 20px;
        top: 84px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        border-radius: 22px;
        background: rgba(255,255,255,.98);
        border: 1px solid var(--line);
        box-shadow: var(--shadow);
      }

      .nav-toggle:checked ~ .main-nav {
        display: flex;
      }

      .nav-link,
      .mega-trigger {
        justify-content: space-between;
        min-height: 48px;
        border-radius: 14px;
      }

      .mega {
        width: 100%;
      }

      .mega-panel {
        position: static;
        width: 100%;
        opacity: 1;
        visibility: visible;
        transform: none;
        margin-top: 8px;
        padding: 10px;
        box-shadow: none;
        display: none;
      }

      .mega:hover .mega-panel,
      .mega:focus-within .mega-panel {
        display: block;
      }

      .mega-panel::before {
        display: none;
      }

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

      .hero-stage {
        padding: 28px;
        min-height: auto;
      }

      .hero-visual,
      .wide-panel,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .vertical-card {
        min-height: 340px;
      }

      .review-track {
        grid-auto-columns: min(82vw, 360px);
      }

      .news-item {
        grid-template-columns: 1fr;
      }

      .date-box {
        width: 116px;
      }
    }

    @media (max-width: 640px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .section {
        padding: 52px 0;
      }

      .section.tight {
        padding: 42px 0;
      }

      .section-head {
        display: block;
      }

      .brand-text strong {
        font-size: 14px;
      }

      .brand-text span {
        display: none;
      }

      .hero {
        padding-top: 28px;
      }

      .hero-stage {
        border-radius: 24px;
        padding: 22px;
      }

      h1 {
        font-size: 32px;
      }

      .hero-copy p {
        font-size: 15px;
      }

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

      .btn {
        width: 100%;
        min-height: 48px;
        white-space: normal;
        text-align: center;
      }

      .hero-metrics,
      .product-grid,
      .data-board,
      .guarantee-strip,
      .faq-grid {
        grid-template-columns: 1fr;
      }

      .poster-tall {
        min-height: 260px;
      }

      .final-cta {
        padding: 24px;
        border-radius: 24px;
      }

      .copyright {
        display: block;
      }

      .copyright span {
        display: block;
        margin-top: 8px;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #fff8f6;
      --surface: #ffffff;
      --surface-soft: #fff0ed;
      --ink: #24141d;
      --muted: #735c68;
      --weak: #9b7d88;
      --brand: #7b174d;
      --brand-2: #47102f;
      --brand-3: #c83f72;
      --accent: #ffb1bd;
      --accent-soft: #ffe1dc;
      --cream: #fff7ec;
      --border: rgba(123, 23, 77, .14);
      --shadow: 0 18px 48px rgba(89, 18, 54, .12);
      --shadow-hover: 0 24px 60px rgba(89, 18, 54, .18);
      --radius-xl: 28px;
      --radius-lg: 20px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1200px;
      --ease: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 8% 4%, rgba(255, 177, 189, .28), transparent 26rem),
        linear-gradient(180deg, #fff8f6 0%, #fffdfb 45%, #fff4f1 100%);
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.7;
      letter-spacing: 0;
      overflow-x: hidden;
    }

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

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

    button, input, select {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 248, 246, .86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(123, 23, 77, .1);
      box-shadow: 0 10px 30px rgba(71, 16, 47, .05);
    }

    .nav-wrap {
      min-height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

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

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      background: linear-gradient(135deg, var(--brand), var(--brand-3) 62%, var(--accent));
      box-shadow: 0 12px 24px rgba(123, 23, 77, .22);
      position: relative;
      flex: 0 0 auto;
    }

    .brand-mark::after {
      content: "字";
      position: absolute;
      inset: 7px;
      display: grid;
      place-items: center;
      border-radius: 11px;
      background: rgba(255, 255, 255, .16);
      color: #fff;
      font-weight: 800;
      font-size: 18px;
    }

    .brand-text {
      display: grid;
      line-height: 1.18;
    }

    .brand-text strong {
      font-size: 18px;
      font-weight: 800;
      color: var(--brand-2);
      white-space: nowrap;
    }

    .brand-text span {
      font-size: 12px;
      color: var(--muted);
      margin-top: 3px;
    }

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

    .nav-link,
    .mega-trigger {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 15px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 700;
      background: transparent;
      transition: color var(--ease), background var(--ease), transform var(--ease);
    }

    .nav-link:hover,
    .mega-trigger:hover,
    .nav-link.active {
      color: var(--brand);
      background: rgba(255, 225, 220, .78);
    }

    .nav-link:focus-visible,
    .mega-trigger:focus-visible,
    .btn:focus-visible,
    .chip:focus-visible,
    .pager a:focus-visible,
    .filter-select:focus-visible,
    .footer-link:focus-visible {
      outline: 3px solid rgba(200, 63, 114, .35);
      outline-offset: 3px;
    }

    .nav-link:active,
    .mega-trigger:active,
    .btn:active {
      transform: translateY(1px);
    }

    .mega {
      position: relative;
    }

    .mega-trigger::after {
      content: "";
      width: 7px;
      height: 7px;
      border-right: 2px solid currentColor;
      border-bottom: 2px solid currentColor;
      transform: rotate(45deg);
      margin-left: 8px;
      margin-top: -4px;
      transition: transform var(--ease);
    }

    .mega:hover .mega-trigger::after,
    .mega:focus-within .mega-trigger::after {
      transform: rotate(225deg);
      margin-top: 4px;
    }

    .mega-panel {
      position: absolute;
      right: 0;
      top: calc(100% + 14px);
      width: 560px;
      padding: 16px;
      border: 1px solid var(--border);
      border-radius: 24px;
      background: rgba(255, 255, 255, .98);
      box-shadow: var(--shadow);
      opacity: 0;
      visibility: hidden;
      transform: translateY(8px);
      transition: opacity var(--ease), transform var(--ease), visibility var(--ease);
    }

    .mega:hover .mega-panel,
    .mega:focus-within .mega-panel {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .mega-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .mega-card {
      display: grid;
      grid-template-columns: 38px 1fr;
      gap: 10px 12px;
      align-items: start;
      padding: 14px;
      border: 1px solid rgba(123, 23, 77, .1);
      border-radius: 18px;
      background: linear-gradient(180deg, #fff, #fff8f5);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .mega-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(89, 18, 54, .12);
      border-color: rgba(200, 63, 114, .28);
    }

    .mega-icon {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .mega-card strong {
      display: block;
      color: var(--ink);
      font-size: 15px;
      line-height: 1.25;
    }

    .mega-card p {
      grid-column: 2;
      margin: -4px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: fit-content;
      min-height: 26px;
      padding: 3px 10px;
      border-radius: 999px;
      color: var(--brand);
      background: rgba(255, 225, 220, .82);
      border: 1px solid rgba(200, 63, 114, .16);
      font-size: 12px;
      font-weight: 800;
      white-space: nowrap;
    }

    .mega-card .badge {
      grid-column: 2;
    }

    .nav-toggle,
    .nav-toggle-label {
      display: none;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 76px 0;
    }

    .section.compact {
      padding: 54px 0;
    }

    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 12px;
      border-radius: 999px;
      background: rgba(255, 225, 220, .74);
      color: var(--brand);
      font-weight: 800;
      font-size: 13px;
    }

    .page-hero {
      padding: 54px 0 34px;
    }

    .hero-shell {
      display: grid;
      grid-template-columns: 1.02fr .98fr;
      gap: 34px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 38px;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, var(--brand-2), var(--brand) 56%, #a32d63);
      color: #fff;
      box-shadow: var(--shadow);
      position: relative;
      overflow: hidden;
    }

    .hero-copy::before {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      right: -90px;
      top: -80px;
      border-radius: 50%;
      background: rgba(255, 177, 189, .24);
    }

    .hero-copy > * {
      position: relative;
      z-index: 1;
    }

    .hero-copy .kicker {
      background: rgba(255, 255, 255, .15);
      color: #ffe8e4;
      border: 1px solid rgba(255, 255, 255, .18);
    }

    h1 {
      margin: 18px 0 16px;
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.15;
      font-weight: 800;
      letter-spacing: 0;
    }

    .hero-lead {
      margin: 0;
      max-width: 650px;
      color: rgba(255, 255, 255, .84);
      font-size: 17px;
    }

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

    .btn {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 0 19px;
      border-radius: 999px;
      font-weight: 800;
      line-height: 1.2;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), color var(--ease), border-color var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--brand-3), #e65f87);
      box-shadow: 0 12px 26px rgba(200, 63, 114, .28);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(200, 63, 114, .36);
    }

    .btn-light {
      color: var(--brand);
      background: #fff;
      border: 1px solid rgba(255, 255, 255, .7);
    }

    .btn-light:hover {
      transform: translateY(-2px);
      color: var(--brand-2);
      box-shadow: 0 14px 28px rgba(35, 12, 26, .16);
    }

    .btn-outline {
      color: var(--brand);
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(123, 23, 77, .18);
    }

    .btn-outline:hover {
      background: var(--accent-soft);
      border-color: rgba(200, 63, 114, .35);
      transform: translateY(-2px);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 32px;
    }

    .metric {
      padding: 14px;
      border-radius: 18px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .14);
    }

    .metric strong {
      display: block;
      font-size: 22px;
      line-height: 1.2;
    }

    .metric span {
      display: block;
      color: rgba(255, 255, 255, .74);
      font-size: 13px;
      margin-top: 3px;
    }

    .progress-card {
      padding: 26px;
      border-radius: var(--radius-xl);
      background: rgba(255, 255, 255, .94);
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      display: grid;
      gap: 22px;
    }

    .progress-top {
      display: grid;
      grid-template-columns: 156px 1fr;
      gap: 20px;
      align-items: center;
    }

    .progress-ring {
      width: 156px;
      aspect-ratio: 1;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: conic-gradient(var(--brand-3) 0 78%, #f7d9d7 78% 100%);
      position: relative;
      box-shadow: inset 0 0 0 1px rgba(123, 23, 77, .08);
    }

    .progress-ring::after {
      content: "";
      position: absolute;
      inset: 15px;
      border-radius: 50%;
      background: #fff;
      box-shadow: inset 0 0 0 1px rgba(123, 23, 77, .08);
    }

    .ring-text {
      position: relative;
      z-index: 1;
      text-align: center;
      color: var(--brand);
      font-weight: 800;
    }

    .ring-text strong {
      display: block;
      font-size: 30px;
      line-height: 1;
    }

    .ring-text span {
      display: block;
      font-size: 12px;
      color: var(--muted);
      margin-top: 6px;
    }

    .progress-info h2 {
      margin: 0 0 8px;
      font-size: 24px;
      line-height: 1.25;
    }

    .progress-info p {
      margin: 0;
      color: var(--muted);
    }

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

    .tier {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: linear-gradient(180deg, #fff, #fff7f4);
      border: 1px solid rgba(123, 23, 77, .1);
    }

    .tier-icon {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .tier strong {
      display: block;
      line-height: 1.3;
    }

    .tier span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 2px;
    }

    .filter-band {
      margin-top: 28px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid var(--border);
      box-shadow: 0 12px 34px rgba(89, 18, 54, .08);
    }

    .filter-row {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }

    .chip {
      min-height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--muted);
      background: #fff;
      border: 1px solid rgba(123, 23, 77, .13);
      font-weight: 800;
      transition: color var(--ease), background var(--ease), transform var(--ease), border-color var(--ease);
    }

    .chip:hover,
    .chip.active {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
      border-color: transparent;
      transform: translateY(-1px);
    }

    .filter-select {
      min-height: 38px;
      padding: 0 38px 0 14px;
      border-radius: 999px;
      color: var(--brand);
      border: 1px solid rgba(123, 23, 77, .15);
      background: #fff;
      font-weight: 800;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 24px;
      align-items: start;
    }

    .section-head {
      margin-bottom: 24px;
      max-width: 760px;
    }

    .section-head h2 {
      margin: 12px 0 8px;
      font-size: clamp(26px, 3vw, 34px);
      line-height: 1.22;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      font-size: 16px;
    }

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

    .article-card {
      display: grid;
      grid-template-columns: 184px minmax(0, 1fr);
      gap: 18px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .9);
      border: 1px solid var(--border);
      box-shadow: 0 12px 32px rgba(89, 18, 54, .08);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .article-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(200, 63, 114, .25);
    }

    .cover {
      min-height: 142px;
      border-radius: 20px;
      overflow: hidden;
      position: relative;
      background:
        linear-gradient(135deg, rgba(255, 177, 189, .86), rgba(123, 23, 77, .92)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, .22) 0 10px, transparent 10px 22px);
    }

    .cover.alt {
      background:
        linear-gradient(135deg, rgba(71, 16, 47, .94), rgba(200, 63, 114, .82)),
        radial-gradient(circle at 70% 20%, rgba(255, 225, 220, .35), transparent 14rem);
    }

    .cover.third {
      background:
        linear-gradient(135deg, #fff0ed, rgba(200, 63, 114, .78)),
        repeating-linear-gradient(90deg, rgba(123, 23, 77, .15) 0 4px, transparent 4px 14px);
    }

    .cover-label {
      position: absolute;
      left: 14px;
      bottom: 14px;
      right: 14px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .cover-label span {
      padding: 5px 9px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .86);
      color: var(--brand);
      font-size: 12px;
      font-weight: 800;
    }

    .article-body {
      min-width: 0;
      display: grid;
      align-content: start;
      gap: 10px;
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      align-items: center;
    }

    .article-card h3 {
      margin: 0;
      font-size: 21px;
      line-height: 1.35;
    }

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

    .article-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 4px;
    }

    .sidebar {
      display: grid;
      gap: 16px;
      position: sticky;
      top: 96px;
    }

    .side-card,
    .info-card {
      padding: 20px;
      border-radius: 24px;
      background: rgba(255, 255, 255, .92);
      border: 1px solid var(--border);
      box-shadow: 0 12px 32px rgba(89, 18, 54, .08);
    }

    .side-card h3,
    .info-card h3 {
      margin: 0 0 14px;
      font-size: 19px;
      line-height: 1.3;
    }

    .mini-list {
      display: grid;
      gap: 10px;
    }

    .mini-link {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 10px;
      align-items: center;
      padding: 10px;
      border-radius: 15px;
      background: #fff8f6;
      border: 1px solid rgba(123, 23, 77, .08);
      transition: background var(--ease), transform var(--ease), border-color var(--ease);
    }

    .mini-link:hover {
      background: var(--accent-soft);
      border-color: rgba(200, 63, 114, .22);
      transform: translateY(-2px);
    }

    .mini-icon {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .mini-link strong {
      display: block;
      font-size: 14px;
      line-height: 1.25;
    }

    .mini-link span {
      display: block;
      color: var(--muted);
      font-size: 12px;
      margin-top: 2px;
    }

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

    .stat-card {
      padding: 18px;
      border-radius: 22px;
      background: linear-gradient(180deg, #fff, #fff4f1);
      border: 1px solid var(--border);
      box-shadow: 0 10px 28px rgba(89, 18, 54, .07);
    }

    .stat-card strong {
      display: block;
      color: var(--brand);
      font-size: 25px;
      line-height: 1.15;
    }

    .stat-card span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 6px;
    }

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

    .flow-panel {
      padding: 28px;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, var(--brand-2), var(--brand));
      color: #fff;
      box-shadow: var(--shadow);
    }

    .flow-panel h2 {
      margin: 12px 0 10px;
      font-size: 30px;
      line-height: 1.25;
    }

    .flow-panel p {
      margin: 0;
      color: rgba(255, 255, 255, .78);
    }

    .steps {
      display: grid;
      gap: 14px;
    }

    .step {
      display: grid;
      grid-template-columns: 48px 1fr;
      gap: 14px;
      padding: 18px;
      border-radius: 22px;
      background: rgba(255, 255, 255, .92);
      border: 1px solid var(--border);
      box-shadow: 0 12px 30px rgba(89, 18, 54, .08);
    }

    .step-number {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 17px;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .step h3 {
      margin: 0 0 4px;
      font-size: 18px;
    }

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

    .review-strip {
      display: flex;
      gap: 16px;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      padding: 4px 0 12px;
    }

    .review-card {
      flex: 0 0 calc((100% - 32px) / 3);
      min-width: 280px;
      scroll-snap-align: start;
      padding: 22px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: 0 12px 32px rgba(89, 18, 54, .08);
    }

    .review-head {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 14px;
    }

    .avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
    }

    .review-head strong {
      display: block;
      line-height: 1.25;
    }

    .review-head span {
      color: var(--weak);
      font-size: 13px;
    }

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

    .assurance {
      padding: 22px;
      border-radius: 28px;
      background: linear-gradient(180deg, rgba(255, 255, 255, .9), rgba(255, 240, 237, .88));
      border: 1px solid var(--border);
      box-shadow: 0 14px 34px rgba(89, 18, 54, .08);
    }

    .assurance-grid {
      display: grid;
      grid-template-columns: repeat(5, minmax(0, 1fr));
      gap: 12px;
    }

    .assurance-item {
      padding: 16px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(123, 23, 77, .09);
    }

    .assurance-icon {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
      margin-bottom: 10px;
    }

    .assurance-item strong {
      display: block;
      font-size: 15px;
      line-height: 1.3;
    }

    .assurance-item span {
      display: block;
      color: var(--muted);
      font-size: 13px;
      margin-top: 4px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }

    .faq-card {
      padding: 22px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: 0 10px 28px rgba(89, 18, 54, .07);
    }

    .faq-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
    }

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

    .pager {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 24px;
    }

    .pager a {
      min-width: 40px;
      height: 40px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: #fff;
      border: 1px solid rgba(123, 23, 77, .12);
      color: var(--muted);
      font-weight: 800;
      transition: background var(--ease), color var(--ease), transform var(--ease), border-color var(--ease);
    }

    .pager a:hover {
      background: var(--accent-soft);
      color: var(--brand);
      transform: translateY(-2px);
    }

    .pager a.current {
      color: #fff;
      background: linear-gradient(135deg, var(--brand), var(--brand-3));
      border-color: transparent;
    }

    .cta-card {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      padding: 34px;
      border-radius: 30px;
      color: #fff;
      background:
        linear-gradient(135deg, rgba(71, 16, 47, .98), rgba(123, 23, 77, .95) 58%, rgba(200, 63, 114, .9)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, .12) 0 9px, transparent 9px 20px);
      box-shadow: var(--shadow-hover);
      overflow: hidden;
      position: relative;
    }

    .cta-card::after {
      content: "中文字幕 精选 分类 更新";
      position: absolute;
      right: 28px;
      top: 18px;
      color: rgba(255, 255, 255, .1);
      font-size: 34px;
      font-weight: 800;
      white-space: nowrap;
    }

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

    .cta-card h2 {
      margin: 0 0 10px;
      font-size: clamp(26px, 3vw, 34px);
      line-height: 1.25;
    }

    .cta-card p {
      margin: 0;
      color: rgba(255, 255, 255, .78);
      max-width: 680px;
    }

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

    .site-footer {
      padding: 54px 0 28px;
      color: rgba(255, 255, 255, .76);
      background: linear-gradient(135deg, #24101b, #47102f 62%, #2a0f22);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) .75fr .75fr;
      gap: 34px;
      padding-bottom: 30px;
      border-bottom: 1px solid rgba(255, 255, 255, .12);
    }

    .footer-brand {
      color: #fff;
      font-size: 21px;
      font-weight: 800;
      margin-bottom: 10px;
    }

    .site-footer p {
      margin: 0;
      max-width: 520px;
    }

    .footer-col {
      display: grid;
      align-content: start;
      gap: 8px;
    }

    .footer-col h3 {
      margin: 0 0 4px;
      color: #fff;
      font-size: 16px;
    }

    .footer-link {
      width: fit-content;
      color: rgba(255, 255, 255, .74);
      transition: color var(--ease), transform var(--ease);
    }

    .footer-link:hover {
      color: var(--accent);
      transform: translateX(2px);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 22px;
      color: rgba(255, 255, 255, .58);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .hero-shell,
      .content-layout,
      .flow-grid {
        grid-template-columns: 1fr;
      }

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

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

      .assurance-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
      }
    }

    @media (max-width: 820px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .nav-wrap {
        min-height: 70px;
      }

      .brand-text strong {
        font-size: 16px;
        white-space: normal;
      }

      .nav-toggle-label {
        width: 46px;
        height: 46px;
        display: grid;
        place-items: center;
        border-radius: 16px;
        border: 1px solid var(--border);
        background: #fff;
      }

      .nav-toggle-label span {
        width: 20px;
        height: 2px;
        background: var(--brand);
        border-radius: 999px;
        display: block;
        margin: 3px 0;
        transition: transform var(--ease), opacity var(--ease);
      }

      .main-nav {
        position: absolute;
        left: 14px;
        right: 14px;
        top: calc(100% + 8px);
        padding: 14px;
        display: grid;
        gap: 8px;
        border-radius: 22px;
        background: rgba(255, 255, 255, .98);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity var(--ease), transform var(--ease), visibility var(--ease);
      }

      .nav-toggle:checked ~ .main-nav {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
      }

      .nav-link,
      .mega-trigger {
        justify-content: flex-start;
        width: 100%;
        border-radius: 16px;
        padding: 0 14px;
      }

      .mega-panel {
        position: static;
        width: 100%;
        margin-top: 8px;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        padding: 12px;
      }

      .mega:hover .mega-panel,
      .mega:focus-within .mega-panel {
        display: block;
      }

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

      .page-hero {
        padding-top: 34px;
      }

      .hero-copy,
      .progress-card,
      .cta-card {
        padding: 24px;
      }

      .hero-metrics,
      .progress-top,
      .article-card,
      .cta-card {
        grid-template-columns: 1fr;
      }

      .progress-ring {
        width: 138px;
        margin-inline: auto;
      }

      .filter-row {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
      }

      .chip,
      .filter-select {
        flex: 0 0 auto;
      }

      .section {
        padding: 52px 0;
      }

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

      .review-card {
        flex-basis: 86%;
      }

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

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

      .copyright {
        display: grid;
      }
    }

    @media (max-width: 540px) {
      body {
        font-size: 15px;
      }

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

      .brand-text span {
        display: none;
      }

      .hero-actions,
      .article-actions,
      .cta-actions {
        display: grid;
      }

      .btn {
        width: 100%;
        min-height: 48px;
        white-space: normal;
        text-align: center;
      }

      .tier {
        grid-template-columns: auto 1fr;
      }

      .tier .badge {
        grid-column: 2;
      }

      .stats-grid,
      .assurance-grid {
        grid-template-columns: 1fr;
      }

      .article-card {
        padding: 14px;
      }

      .cover {
        min-height: 168px;
      }

      .hero-copy,
      .progress-card,
      .side-card,
      .info-card,
      .faq-card,
      .cta-card {
        border-radius: 22px;
      }
    }