/* roulang page: index */
:root {
      --color-primary: #7b2442;
      --color-primary-dark: #50162a;
      --color-primary-soft: #f4dfe7;
      --color-secondary: #b18452;
      --color-secondary-soft: #f4ead9;
      --color-bg: #fffaf7;
      --color-bg-alt: #f7f0ec;
      --color-surface: #ffffff;
      --color-surface-2: #fff5f1;
      --color-text: #24191d;
      --color-muted: #75646b;
      --color-soft: #9c8990;
      --color-border: #ead8d2;
      --color-warning: #a96d1f;
      --color-success: #40745d;
      --color-footer: #24131c;
      --shadow-sm: 0 8px 24px rgba(70, 32, 45, .08);
      --shadow-md: 0 18px 48px rgba(70, 32, 45, .12);
      --shadow-lg: 0 26px 70px rgba(70, 32, 45, .16);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 26px;
      --radius-xl: 34px;
      --container: 1220px;
      --transition: 180ms ease;
      --font: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      font-family: var(--font);
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 6%, rgba(244, 223, 231, .9), transparent 30%),
        radial-gradient(circle at 88% 10%, rgba(244, 234, 217, .9), transparent 34%),
        linear-gradient(180deg, #fffaf7 0%, #fbf3ef 58%, #fffaf7 100%);
      line-height: 1.75;
      min-width: 320px;
      overflow-x: hidden;
    }

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

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

    button, input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
      background: transparent;
    }

    input {
      border: 0;
      outline: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(123, 36, 66, .28);
      outline-offset: 3px;
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 250, 247, .92);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(234, 216, 210, .85);
      box-shadow: 0 8px 22px rgba(70, 32, 45, .04);
    }

    .nav-wrap {
      height: 76px;
      display: flex;
      align-items: center;
      gap: 24px;
      justify-content: space-between;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 240px;
      font-weight: 800;
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      background:
        linear-gradient(145deg, var(--color-primary), #a64b6a);
      display: grid;
      place-items: center;
      color: #fff;
      box-shadow: 0 12px 28px rgba(123, 36, 66, .22);
      position: relative;
      overflow: hidden;
      flex: 0 0 auto;
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      width: 28px;
      height: 28px;
      border: 2px solid rgba(255,255,255,.55);
      border-radius: 999px;
      transform: translate(8px, -8px);
    }

    .brand-mark span {
      position: relative;
      font-size: 13px;
      font-weight: 900;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.18;
    }

    .brand-title {
      font-size: 17px;
      color: var(--color-text);
      white-space: nowrap;
    }

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

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      flex: 1;
      justify-content: center;
    }

    .nav-links a {
      padding: 10px 14px;
      border-radius: 999px;
      color: #5c4a51;
      font-size: 15px;
      font-weight: 700;
    }

    .nav-links a:hover {
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
    }

    .nav-links a.active {
      background: var(--color-primary);
      color: #fff;
      box-shadow: 0 12px 24px rgba(123, 36, 66, .18);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .search-form {
      width: 210px;
      height: 44px;
      display: flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border: 1px solid var(--color-border);
      border-radius: 999px;
      padding: 0 14px;
      box-shadow: var(--shadow-sm);
    }

    .search-form span {
      color: var(--color-soft);
      font-size: 15px;
    }

    .search-form input {
      width: 100%;
      background: transparent;
      color: var(--color-text);
      font-size: 14px;
    }

    .search-form input::placeholder {
      color: #a49399;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 999px;
      border: 1px solid var(--color-border);
      background: #fff;
      color: var(--color-primary);
      box-shadow: var(--shadow-sm);
    }

    .menu-toggle i,
    .menu-toggle i::before,
    .menu-toggle i::after {
      display: block;
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 2px;
      margin: 0 auto;
      position: relative;
      transition: transform var(--transition), opacity var(--transition);
    }

    .menu-toggle i::before,
    .menu-toggle i::after {
      content: "";
      position: absolute;
      left: 0;
    }

    .menu-toggle i::before {
      top: -6px;
    }

    .menu-toggle i::after {
      top: 6px;
    }

    .menu-toggle.is-open i {
      transform: rotate(45deg);
    }

    .menu-toggle.is-open i::before {
      transform: rotate(90deg);
      top: 0;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      font-weight: 800;
      font-size: 15px;
      line-height: 1;
      white-space: nowrap;
      border: 1px solid transparent;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      box-shadow: 0 14px 30px rgba(123, 36, 66, .25);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(123, 36, 66, .32);
      background: linear-gradient(135deg, #8d2b4d, #461222);
    }

    .btn-secondary {
      color: var(--color-primary-dark);
      background: rgba(255,255,255,.78);
      border-color: var(--color-border);
    }

    .btn-secondary:hover {
      background: var(--color-primary-soft);
      border-color: #e3bdc9;
      transform: translateY(-2px);
    }

    .btn-ghost {
      color: var(--color-primary);
      background: var(--color-primary-soft);
      border-color: rgba(123, 36, 66, .08);
    }

    .btn-ghost:hover {
      background: #edd0db;
      transform: translateY(-1px);
    }

    .age-strip {
      background: #fff8ed;
      color: #6c4717;
      border-bottom: 1px solid #efd9b6;
      font-size: 13px;
    }

    .age-strip .container {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      text-align: center;
    }

    .hero {
      position: relative;
      padding: 76px 0 88px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 18px auto auto -120px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      border: 70px solid rgba(123, 36, 66, .06);
      pointer-events: none;
    }

    .hero::after {
      content: "";
      position: absolute;
      right: -160px;
      bottom: -100px;
      width: 460px;
      height: 460px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(177, 132, 82, .18), transparent 62%);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, .82fr);
      align-items: center;
      gap: 54px;
      z-index: 1;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 8px 13px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: rgba(244, 223, 231, .85);
      border: 1px solid rgba(123, 36, 66, .12);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 20px;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 999px;
      background: var(--color-success);
      box-shadow: 0 0 0 5px rgba(64, 116, 93, .12);
    }

    h1 {
      font-size: clamp(32px, 5.2vw, 56px);
      line-height: 1.14;
      letter-spacing: -.045em;
      max-width: 760px;
      color: #21141a;
      margin-bottom: 22px;
    }

    .hero-lead {
      max-width: 680px;
      font-size: 18px;
      line-height: 1.9;
      color: var(--color-muted);
      margin-bottom: 30px;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
      margin-bottom: 32px;
    }

    .trust-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      max-width: 710px;
    }

    .trust-item {
      background: rgba(255,255,255,.75);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 15px 16px;
      box-shadow: var(--shadow-sm);
    }

    .trust-item strong {
      display: block;
      color: var(--color-primary-dark);
      font-size: 18px;
      line-height: 1.2;
      margin-bottom: 3px;
    }

    .trust-item span {
      color: var(--color-muted);
      font-size: 13px;
    }

    .hero-visual {
      position: relative;
      min-height: 510px;
    }

    .visual-panel {
      position: absolute;
      inset: 0;
      border-radius: 36px;
      background:
        linear-gradient(145deg, rgba(255,255,255,.95), rgba(255,245,241,.92)),
        radial-gradient(circle at 20% 20%, rgba(244, 223, 231, .85), transparent 35%);
      border: 1px solid rgba(234,216,210,.95);
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      padding: 22px;
    }

    .visual-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(90deg, rgba(123,36,66,.04) 1px, transparent 1px),
        linear-gradient(0deg, rgba(123,36,66,.04) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.7), transparent 78%);
      pointer-events: none;
    }

    .member-card {
      position: relative;
      z-index: 1;
      border-radius: 26px;
      padding: 24px;
      color: #fff;
      background:
        linear-gradient(135deg, rgba(123,36,66,.96), rgba(36,19,28,.96)),
        radial-gradient(circle at 80% 0%, rgba(255,255,255,.25), transparent 30%);
      box-shadow: 0 24px 48px rgba(80, 22, 42, .26);
      min-height: 178px;
    }

    .member-card .topline {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: center;
      margin-bottom: 34px;
      color: rgba(255,255,255,.82);
      font-size: 13px;
    }

    .member-card .level {
      font-size: 28px;
      font-weight: 900;
      letter-spacing: -.03em;
      margin-bottom: 6px;
    }

    .member-card .desc {
      color: rgba(255,255,255,.74);
      font-size: 14px;
    }

    .cover-stack {
      position: relative;
      z-index: 2;
      margin-top: 18px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .cover-card {
      min-height: 168px;
      border-radius: 22px;
      overflow: hidden;
      position: relative;
      border: 1px solid rgba(255,255,255,.6);
      background:
        linear-gradient(140deg, rgba(80,22,42,.72), rgba(177,132,82,.4)),
        radial-gradient(circle at 45% 26%, rgba(255,255,255,.46), transparent 18%),
        linear-gradient(180deg, #c99bab, #6e2d46);
      box-shadow: 0 14px 32px rgba(70,32,45,.14);
    }

    .cover-card:nth-child(2) {
      transform: translateY(26px);
      background:
        linear-gradient(140deg, rgba(64,37,52,.72), rgba(244,223,231,.48)),
        radial-gradient(circle at 60% 20%, rgba(255,255,255,.42), transparent 16%),
        linear-gradient(180deg, #d9b7b8, #7b4657);
    }

    .cover-card:nth-child(3) {
      grid-column: span 2;
      min-height: 136px;
      transform: translateY(10px);
      background:
        linear-gradient(110deg, rgba(36,19,28,.88), rgba(123,36,66,.64)),
        repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 8px, transparent 8px 16px);
    }

    .cover-card::after {
      content: "";
      position: absolute;
      inset: 0;
      backdrop-filter: blur(8px);
      background: linear-gradient(180deg, transparent 10%, rgba(36,19,28,.72));
    }

    .cover-meta {
      position: absolute;
      z-index: 1;
      left: 14px;
      right: 14px;
      bottom: 14px;
      color: #fff;
    }

    .cover-meta b {
      display: block;
      font-size: 15px;
      margin-bottom: 5px;
    }

    .cover-meta span {
      color: rgba(255,255,255,.76);
      font-size: 12px;
    }

    .floating-badge {
      position: absolute;
      right: -12px;
      top: 88px;
      z-index: 4;
      background: #fff;
      color: var(--color-primary-dark);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-md);
      border-radius: 999px;
      padding: 12px 16px;
      font-weight: 900;
      font-size: 14px;
    }

    .section {
      padding: 86px 0;
    }

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

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

    .section-kicker {
      color: var(--color-primary);
      font-weight: 900;
      font-size: 13px;
      letter-spacing: .06em;
      margin-bottom: 8px;
    }

    .section-title {
      font-size: clamp(26px, 3.4vw, 38px);
      line-height: 1.22;
      letter-spacing: -.035em;
      color: #22161b;
    }

    .section-desc {
      max-width: 620px;
      color: var(--color-muted);
      font-size: 16px;
      line-height: 1.85;
    }

    .benefit-shell {
      background: rgba(255,255,255,.82);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .benefit-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
    }

    .benefit-table th,
    .benefit-table td {
      padding: 18px 20px;
      text-align: center;
      border-bottom: 1px solid var(--color-border);
      color: var(--color-muted);
      font-size: 15px;
    }

    .benefit-table th:first-child,
    .benefit-table td:first-child {
      text-align: left;
      color: var(--color-text);
      font-weight: 800;
      width: 24%;
    }

    .benefit-table thead th {
      background: var(--color-surface-2);
      color: var(--color-primary-dark);
      font-size: 16px;
      font-weight: 900;
    }

    .benefit-table thead th.featured {
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
      color: #fff;
      position: relative;
    }

    .benefit-table tbody tr:hover td {
      background: rgba(244, 223, 231, .28);
    }

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

    .dash {
      color: #bbaeb3;
    }

    .mobile-benefits {
      display: none;
      gap: 16px;
    }

    .mobile-benefit-card {
      background: #fff;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }

    .mobile-benefit-card.featured {
      border-color: rgba(123,36,66,.28);
      background: linear-gradient(180deg, #fff, #fff4f7);
    }

    .mobile-benefit-card h3 {
      font-size: 20px;
      margin-bottom: 10px;
      color: var(--color-primary-dark);
    }

    .mobile-benefit-card ul {
      list-style: none;
      display: grid;
      gap: 9px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .levels {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 22px;
      align-items: center;
    }

    .level-card {
      position: relative;
      padding: 28px;
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      min-height: 420px;
      display: flex;
      flex-direction: column;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .level-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
      border-color: rgba(123,36,66,.25);
    }

    .level-card.featured {
      transform: scale(1.04);
      background:
        linear-gradient(145deg, #2b1620, #6f203c);
      color: #fff;
      border-color: rgba(255,255,255,.18);
      box-shadow: var(--shadow-lg);
    }

    .level-card.featured:hover {
      transform: scale(1.04) translateY(-6px);
    }

    .level-badge {
      width: fit-content;
      padding: 7px 12px;
      border-radius: 999px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-size: 12px;
      font-weight: 900;
      margin-bottom: 18px;
    }

    .featured .level-badge {
      background: rgba(255,255,255,.16);
      color: #fff;
      border: 1px solid rgba(255,255,255,.18);
    }

    .level-card h3 {
      font-size: 25px;
      margin-bottom: 8px;
      letter-spacing: -.02em;
    }

    .price {
      font-size: 34px;
      font-weight: 950;
      line-height: 1.1;
      margin-bottom: 16px;
      color: var(--color-primary-dark);
    }

    .featured .price {
      color: #fff;
    }

    .price small {
      font-size: 14px;
      font-weight: 700;
      color: var(--color-muted);
    }

    .featured .price small {
      color: rgba(255,255,255,.68);
    }

    .level-card ul {
      list-style: none;
      display: grid;
      gap: 11px;
      color: var(--color-muted);
      margin: 14px 0 24px;
      flex: 1;
    }

    .featured ul {
      color: rgba(255,255,255,.78);
    }

    .level-card li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
    }

    .level-card li::before {
      content: "✓";
      color: var(--color-primary);
      font-weight: 900;
      flex: 0 0 auto;
    }

    .featured li::before {
      color: #ffd7a6;
    }

    .preview-wall {
      display: grid;
      grid-template-columns: 1.1fr .9fr 1fr;
      gap: 18px;
    }

    .preview-card {
      position: relative;
      min-height: 310px;
      border-radius: var(--radius-xl);
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.75);
      box-shadow: var(--shadow-md);
      background:
        linear-gradient(150deg, rgba(123,36,66,.76), rgba(36,19,28,.68)),
        radial-gradient(circle at 55% 18%, rgba(255,255,255,.44), transparent 17%),
        linear-gradient(180deg, #d6adb5, #6e2d46);
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .preview-card:nth-child(2) {
      min-height: 380px;
      background:
        linear-gradient(150deg, rgba(62,35,50,.72), rgba(177,132,82,.42)),
        radial-gradient(circle at 42% 24%, rgba(255,255,255,.46), transparent 16%),
        repeating-linear-gradient(120deg, #c98aa2 0 18px, #8b3a58 18px 36px);
    }

    .preview-card:nth-child(3) {
      background:
        linear-gradient(150deg, rgba(36,19,28,.82), rgba(123,36,66,.56)),
        radial-gradient(circle at 62% 20%, rgba(255,255,255,.34), transparent 15%),
        linear-gradient(180deg, #c8a6a5, #533041);
    }

    .preview-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }

    .preview-card::before {
      content: "";
      position: absolute;
      inset: 0;
      backdrop-filter: blur(9px);
      background:
        linear-gradient(180deg, rgba(255,255,255,.02), rgba(36,19,28,.78)),
        radial-gradient(circle at 50% 40%, transparent 0 20%, rgba(255,255,255,.08) 21% 23%, transparent 24%);
      transition: transform var(--transition);
    }

    .preview-card:hover::before {
      transform: scale(1.03);
    }

    .preview-content {
      position: absolute;
      inset: auto 22px 22px;
      z-index: 1;
      color: #fff;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 12px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 5px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.18);
      color: inherit;
      border: 1px solid rgba(255,255,255,.18);
      font-size: 12px;
      font-weight: 800;
    }

    .tag.light {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: rgba(123,36,66,.08);
    }

    .preview-content h3 {
      font-size: 22px;
      line-height: 1.35;
      margin-bottom: 8px;
    }

    .preview-content p {
      color: rgba(255,255,255,.76);
      font-size: 14px;
    }

    .category-lanes {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 22px;
    }

    .category-card {
      position: relative;
      overflow: hidden;
      min-height: 260px;
      padding: 30px;
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .category-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
      border-color: rgba(123,36,66,.25);
    }

    .category-card::after {
      content: "";
      position: absolute;
      width: 230px;
      height: 230px;
      border-radius: 50%;
      right: -76px;
      top: -72px;
      background: radial-gradient(circle, rgba(123,36,66,.13), transparent 68%);
      pointer-events: none;
    }

    .category-index {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), #a84c68);
      box-shadow: 0 14px 28px rgba(123,36,66,.2);
      font-weight: 950;
      margin-bottom: 22px;
    }

    .category-card h3 {
      font-size: 26px;
      line-height: 1.28;
      margin-bottom: 12px;
      letter-spacing: -.025em;
    }

    .category-card p {
      color: var(--color-muted);
      max-width: 520px;
      margin-bottom: 22px;
    }

    .rank-section {
      background: linear-gradient(145deg, rgba(36,19,28,.98), rgba(80,22,42,.96));
      color: #fff;
      border-radius: 42px;
      padding: 44px;
      box-shadow: var(--shadow-lg);
      position: relative;
      overflow: hidden;
    }

    .rank-section::before {
      content: "";
      position: absolute;
      inset: -80px -120px auto auto;
      width: 340px;
      height: 340px;
      border-radius: 50%;
      border: 64px solid rgba(255,255,255,.06);
    }

    .rank-section .section-title,
    .rank-section .section-kicker {
      color: #fff;
    }

    .rank-section .section-desc {
      color: rgba(255,255,255,.68);
    }

    .rank-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 26px;
      position: relative;
      z-index: 1;
    }

    .rank-item {
      display: flex;
      gap: 16px;
      align-items: center;
      padding: 16px;
      border-radius: 22px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.1);
    }

    .rank-no {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      background: rgba(255,255,255,.14);
      color: #ffd7a6;
      font-weight: 950;
      flex: 0 0 auto;
    }

    .rank-item h3 {
      font-size: 17px;
      margin-bottom: 3px;
    }

    .rank-item p {
      color: rgba(255,255,255,.64);
      font-size: 13px;
    }

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

    .proof-card,
    .timeline {
      background: rgba(255,255,255,.86);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow-sm);
      padding: 30px;
    }

    .proof-card h3,
    .timeline h3 {
      font-size: 24px;
      margin-bottom: 12px;
    }

    .proof-card p {
      color: var(--color-muted);
      margin-bottom: 20px;
    }

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

    .metric {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 14px 16px;
      border-radius: 18px;
      background: var(--color-surface-2);
      border: 1px solid rgba(234,216,210,.8);
    }

    .metric strong {
      color: var(--color-primary-dark);
      font-size: 22px;
    }

    .metric span {
      color: var(--color-muted);
      font-size: 14px;
    }

    .timeline-list {
      list-style: none;
      display: grid;
      gap: 18px;
      margin-top: 22px;
    }

    .timeline-list li {
      display: grid;
      grid-template-columns: 96px 1fr;
      gap: 18px;
      position: relative;
    }

    .timeline-list li:not(:last-child)::after {
      content: "";
      position: absolute;
      left: 47px;
      top: 38px;
      bottom: -18px;
      width: 1px;
      background: var(--color-border);
    }

    .timeline-time {
      width: 96px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 999px;
      background: var(--color-primary-soft);
      color: var(--color-primary-dark);
      font-weight: 900;
      font-size: 13px;
      position: relative;
      z-index: 1;
    }

    .timeline-text h4 {
      font-size: 17px;
      margin-bottom: 3px;
    }

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

    .faq-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 34px;
      align-items: start;
    }

    .faq-note {
      background: linear-gradient(145deg, #fff, #fff4f7);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-xl);
      padding: 30px;
      box-shadow: var(--shadow-sm);
      position: sticky;
      top: 100px;
    }

    .faq-note h2 {
      font-size: 30px;
      line-height: 1.25;
      margin-bottom: 12px;
      letter-spacing: -.03em;
    }

    .faq-note p {
      color: var(--color-muted);
      margin-bottom: 20px;
    }

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

    details.faq-item {
      background: rgba(255,255,255,.88);
      border: 1px solid var(--color-border);
      border-radius: 22px;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    details.faq-item[open] {
      border-color: rgba(123,36,66,.22);
      box-shadow: var(--shadow-md);
      background: #fff;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 20px 56px 20px 22px;
      font-weight: 900;
      position: relative;
      color: var(--color-text);
    }

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

    .faq-item summary::after {
      content: "＋";
      position: absolute;
      right: 22px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--color-primary);
      font-size: 20px;
      font-weight: 900;
      transition: transform var(--transition);
    }

    .faq-item[open] summary::after {
      content: "－";
      transform: translateY(-50%) rotate(180deg);
    }

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

    .cta {
      padding: 0 0 88px;
    }

    .cta-card {
      position: relative;
      overflow: hidden;
      border-radius: 44px;
      padding: 50px;
      background:
        linear-gradient(135deg, rgba(123,36,66,.96), rgba(36,19,28,.98)),
        radial-gradient(circle at 84% 10%, rgba(255,255,255,.22), transparent 26%);
      color: #fff;
      box-shadow: var(--shadow-lg);
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 34px;
    }

    .cta-card::before {
      content: "";
      position: absolute;
      right: -80px;
      bottom: -110px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      border: 64px solid rgba(255,255,255,.06);
    }

    .cta-card h2 {
      font-size: clamp(26px, 3.6vw, 42px);
      line-height: 1.18;
      margin-bottom: 12px;
      letter-spacing: -.035em;
      position: relative;
      z-index: 1;
    }

    .cta-card p {
      max-width: 690px;
      color: rgba(255,255,255,.72);
      position: relative;
      z-index: 1;
    }

    .cta-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    .cta .btn-secondary {
      background: rgba(255,255,255,.12);
      color: #fff;
      border-color: rgba(255,255,255,.22);
    }

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

    .site-footer {
      background: var(--color-footer);
      color: rgba(255,255,255,.78);
      padding: 58px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr .8fr .8fr 1fr;
      gap: 28px;
      margin-bottom: 34px;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      color: #fff;
      font-weight: 900;
    }

    .footer-brand .brand-mark {
      width: 38px;
      height: 38px;
      box-shadow: none;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 14px;
    }

    .footer-col p {
      color: rgba(255,255,255,.62);
      font-size: 14px;
      line-height: 1.85;
      max-width: 360px;
    }

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

    .footer-links a {
      color: rgba(255,255,255,.64);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,.1);
      padding-top: 22px;
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(255,255,255,.52);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .nav-wrap {
        gap: 14px;
      }

      .brand {
        min-width: auto;
      }

      .brand-note {
        display: none;
      }

      .search-form {
        width: 170px;
      }

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

      .hero-visual {
        min-height: 480px;
        max-width: 620px;
        width: 100%;
        margin-inline: auto;
      }

      .levels {
        gap: 16px;
      }

      .level-card {
        padding: 22px;
      }

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

    @media (max-width: 900px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .menu-toggle {
        display: grid;
        place-items: center;
      }

      .nav-links {
        position: fixed;
        left: 16px;
        right: 16px;
        top: 86px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 14px;
        border-radius: 26px;
        background: rgba(255,255,255,.98);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
      }

      .nav-links.is-open {
        display: flex;
      }

      .nav-links a {
        border-radius: 16px;
        padding: 13px 14px;
      }

      .search-form {
        display: none;
      }

      .hero {
        padding: 58px 0 70px;
      }

      .section {
        padding: 66px 0;
      }

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

      .trust-row,
      .levels,
      .preview-wall,
      .category-lanes,
      .rank-grid,
      .proof-grid,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

      .level-card.featured,
      .level-card.featured:hover {
        transform: none;
      }

      .benefit-table {
        display: none;
      }

      .mobile-benefits {
        display: grid;
        padding: 16px;
      }

      .preview-card,
      .preview-card:nth-child(2),
      .preview-card:nth-child(3) {
        min-height: 280px;
      }

      .faq-note {
        position: static;
      }

      .cta-card {
        grid-template-columns: 1fr;
        padding: 38px 28px;
      }
    }

    @media (max-width: 560px) {
      .nav-wrap {
        height: 68px;
      }

      .brand-title {
        max-width: 186px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .nav-actions .btn-primary {
        display: none;
      }

      .hero {
        padding: 44px 0 56px;
      }

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

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

      .trust-row {
        gap: 10px;
      }

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

      .visual-panel {
        border-radius: 26px;
        padding: 16px;
      }

      .member-card {
        padding: 20px;
      }

      .cover-stack {
        grid-template-columns: 1fr;
      }

      .cover-card,
      .cover-card:nth-child(2),
      .cover-card:nth-child(3) {
        grid-column: auto;
        transform: none;
        min-height: 122px;
      }

      .floating-badge {
        right: 10px;
        top: 72px;
        font-size: 12px;
      }

      .section {
        padding: 54px 0;
      }

      .rank-section {
        border-radius: 28px;
        padding: 28px 18px;
      }

      .timeline-list li {
        grid-template-columns: 1fr;
        gap: 10px;
      }

      .timeline-list li::after {
        display: none;
      }

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

      .footer-bottom {
        flex-direction: column;
      }

      .cta {
        padding-bottom: 58px;
      }
    }

/* roulang page: category2 */
:root{
      --color-primary:#7a1f3d;
      --color-primary-dark:#521329;
      --color-primary-soft:#f7e8ee;
      --color-accent:#b8895b;
      --color-accent-soft:#fbf2e7;
      --color-bg:#fffaf6;
      --color-bg-2:#f8f1ee;
      --color-card:#ffffff;
      --color-text:#251d22;
      --color-muted:#786b73;
      --color-light:#fff7f1;
      --color-border:#eadbd9;
      --color-footer:#211018;
      --color-footer-muted:#c9b9bd;
      --color-warning:#a66b20;
      --shadow-soft:0 18px 50px rgba(64,22,38,.10);
      --shadow-card:0 12px 34px rgba(64,22,38,.09);
      --shadow-hover:0 18px 48px rgba(64,22,38,.15);
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --container:1220px;
      --transition:all .25s ease;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:var(--font);
      color:var(--color-text);
      background:
        radial-gradient(circle at top left, rgba(122,31,61,.08), transparent 34%),
        linear-gradient(180deg,#fffaf6 0%,#fff7f2 38%,#f8f1ee 100%);
      line-height:1.75;
      font-size:16px;
      min-width:320px;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ul{list-style:none}
    ::selection{background:rgba(122,31,61,.18)}
    :focus-visible{outline:3px solid rgba(122,31,61,.28);outline-offset:3px;border-radius:10px}

    .container{
      width:min(100% - 48px,var(--container));
      margin-inline:auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,250,246,.94);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(234,219,217,.86);
      box-shadow:0 8px 28px rgba(64,22,38,.05);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      letter-spacing:-.02em;
      color:var(--color-text);
      flex:0 0 auto;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg,var(--color-primary),#a64b68);
      color:#fff;
      box-shadow:0 12px 24px rgba(122,31,61,.22);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:-40% 0 auto auto;
      width:44px;
      height:86px;
      background:rgba(255,255,255,.22);
      transform:rotate(28deg);
    }
    .brand-mark span{
      position:relative;
      font-size:12px;
      font-weight:900;
      z-index:1;
    }
    .brand-text{
      max-width:260px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      font-size:17px;
    }

    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      flex:1 1 auto;
    }
    .nav-links a{
      padding:10px 15px;
      border-radius:999px;
      color:#5a4f55;
      font-size:15px;
      font-weight:700;
      transition:var(--transition);
    }
    .nav-links a:hover{
      color:var(--color-primary);
      background:var(--color-primary-soft);
    }
    .nav-links a.active{
      color:#fff;
      background:var(--color-primary);
      box-shadow:0 10px 22px rgba(122,31,61,.18);
    }

    .header-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
    }
    .search-form{
      width:210px;
      height:44px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--color-border);
      color:var(--color-muted);
      transition:var(--transition);
    }
    .search-form:focus-within{
      border-color:rgba(122,31,61,.45);
      box-shadow:0 0 0 4px rgba(122,31,61,.08);
    }
    .search-form input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--color-text);
      font-size:14px;
    }
    .search-form input::placeholder{color:#9a8d93}
    .search-icon{font-size:15px;color:var(--color-muted)}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      background:#fff;
      border:1px solid var(--color-border);
      color:var(--color-primary);
      align-items:center;
      justify-content:center;
      transition:var(--transition);
    }
    .menu-toggle:hover{background:var(--color-primary-soft)}
    .menu-toggle span,
    .menu-toggle span:before,
    .menu-toggle span:after{
      content:"";
      display:block;
      width:18px;
      height:2px;
      background:currentColor;
      border-radius:999px;
      transition:var(--transition);
      position:relative;
    }
    .menu-toggle span:before{position:absolute;top:-6px}
    .menu-toggle span:after{position:absolute;top:6px}
    .site-header.menu-open .menu-toggle span{background:transparent}
    .site-header.menu-open .menu-toggle span:before{top:0;transform:rotate(45deg)}
    .site-header.menu-open .menu-toggle span:after{top:0;transform:rotate(-45deg)}

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:800;
      font-size:15px;
      transition:var(--transition);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--color-primary),#9b3454);
      box-shadow:0 14px 28px rgba(122,31,61,.24);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      background:linear-gradient(135deg,var(--color-primary-dark),var(--color-primary));
      box-shadow:0 18px 38px rgba(122,31,61,.30);
    }
    .btn-secondary{
      color:var(--color-primary);
      background:#fff;
      border:1px solid rgba(122,31,61,.22);
    }
    .btn-secondary:hover{
      background:var(--color-primary-soft);
      transform:translateY(-1px);
    }
    .btn-dark{
      color:#fff;
      background:#2b1721;
      border:1px solid rgba(255,255,255,.14);
    }
    .btn-dark:hover{background:#3a1b2a;transform:translateY(-1px)}
    .btn-mini{
      min-height:36px;
      padding:0 14px;
      font-size:13px;
    }

    main{overflow:hidden}
    .hero{
      position:relative;
      padding:74px 0 52px;
      background:
        radial-gradient(circle at 82% 12%, rgba(184,137,91,.18), transparent 28%),
        linear-gradient(135deg,rgba(255,250,246,.8),rgba(247,232,238,.8));
      border-bottom:1px solid rgba(234,219,217,.7);
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      opacity:.26;
      background-image:
        linear-gradient(90deg,rgba(122,31,61,.08) 1px,transparent 1px),
        linear-gradient(0deg,rgba(122,31,61,.08) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(180deg,#000,transparent 78%);
    }
    .hero-layout{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);
      gap:46px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:20px;
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
    }
    .breadcrumb a:hover{color:var(--color-primary)}
    .breadcrumb span:last-child{color:var(--color-primary)}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--color-border);
      color:var(--color-primary);
      font-size:13px;
      font-weight:800;
      box-shadow:0 8px 20px rgba(64,22,38,.05);
      margin-bottom:18px;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-primary);
      box-shadow:0 0 0 5px rgba(122,31,61,.12);
    }
    h1{
      font-size:clamp(32px,4.5vw,52px);
      line-height:1.16;
      letter-spacing:-.04em;
      margin-bottom:18px;
      color:#21171d;
    }
    .hero-subtitle{
      max-width:670px;
      color:#665960;
      font-size:17px;
      line-height:1.9;
      margin-bottom:26px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      margin-bottom:26px;
    }
    .notice-strip{
      display:flex;
      align-items:flex-start;
      gap:12px;
      max-width:640px;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.72);
      border:1px solid var(--color-border);
      color:#6d535c;
      font-size:14px;
    }
    .notice-strip strong{
      color:var(--color-warning);
      white-space:nowrap;
    }

    .feature-cover{
      position:relative;
      min-height:438px;
      border-radius:var(--radius-xl);
      padding:22px;
      background:
        linear-gradient(145deg,rgba(255,255,255,.92),rgba(255,247,241,.75));
      border:1px solid rgba(234,219,217,.9);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .feature-cover:before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      right:-120px;
      top:-120px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(122,31,61,.22),transparent 65%);
    }
    .cover-main{
      position:relative;
      height:250px;
      border-radius:25px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(82,19,41,.92),rgba(122,31,61,.62)),
        radial-gradient(circle at 34% 20%,rgba(255,255,255,.30),transparent 24%),
        linear-gradient(135deg,#35202b,#c49a76);
      box-shadow:0 22px 46px rgba(82,19,41,.22);
    }
    .cover-main:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(ellipse at 52% 45%,rgba(255,232,215,.26),transparent 20%),
        linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);
      background-size:auto,18px 18px;
      filter:blur(.2px);
    }
    .cover-main:after{
      content:"会员专题封面";
      position:absolute;
      left:20px;
      bottom:18px;
      padding:8px 12px;
      border-radius:999px;
      color:#fff;
      background:rgba(33,16,24,.62);
      backdrop-filter:blur(8px);
      font-weight:800;
      font-size:13px;
    }
    .cover-badges{
      position:absolute;
      top:18px;
      left:18px;
      right:18px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      z-index:2;
    }
    .cover-badges span{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.80);
      color:var(--color-primary);
      font-size:12px;
      font-weight:900;
    }
    .mini-topic-grid{
      position:relative;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:16px;
    }
    .mini-topic{
      min-height:120px;
      border-radius:20px;
      padding:14px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 10px 24px rgba(64,22,38,.06);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      transition:var(--transition);
    }
    .mini-topic:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-card);
    }
    .mini-topic i{
      width:34px;
      height:34px;
      border-radius:12px;
      display:inline-flex;
      background:var(--color-primary-soft);
      color:var(--color-primary);
      align-items:center;
      justify-content:center;
      font-style:normal;
      font-weight:900;
    }
    .mini-topic strong{font-size:14px;line-height:1.45}
    .mini-topic span{font-size:12px;color:var(--color-muted)}

    .section{
      padding:82px 0;
    }
    .section-sm{padding:56px 0}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:30px;
    }
    .section-kicker{
      color:var(--color-primary);
      font-weight:900;
      font-size:14px;
      letter-spacing:.04em;
      margin-bottom:8px;
    }
    h2{
      font-size:clamp(25px,3vw,36px);
      line-height:1.22;
      letter-spacing:-.03em;
      color:#241920;
    }
    .section-desc{
      max-width:540px;
      color:var(--color-muted);
      font-size:15px;
      line-height:1.85;
    }

    .topic-showcase{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:22px;
    }
    .large-topic-card,
    .side-topic-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      border:1px solid var(--color-border);
      background:#fff;
      box-shadow:var(--shadow-card);
      transition:var(--transition);
    }
    .large-topic-card:hover,
    .side-topic-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .abstract-cover{
      position:relative;
      min-height:330px;
      background:
        linear-gradient(135deg,rgba(39,18,29,.92),rgba(122,31,61,.62)),
        radial-gradient(circle at 70% 26%,rgba(255,239,221,.28),transparent 24%),
        linear-gradient(45deg,#f3d1d8,#4c2335);
      overflow:hidden;
    }
    .abstract-cover:before{
      content:"";
      position:absolute;
      inset:-14px;
      background:
        radial-gradient(ellipse at 50% 48%,rgba(255,255,255,.20),transparent 18%),
        repeating-linear-gradient(90deg,rgba(255,255,255,.08) 0 2px,transparent 2px 16px);
      filter:blur(8px);
      transform:scale(1.06);
    }
    .abstract-cover.small{min-height:174px}
    .topic-content{
      padding:22px;
      background:#fff;
    }
    .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:12px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      color:var(--color-primary);
      background:var(--color-primary-soft);
      border:1px solid rgba(122,31,61,.08);
      font-size:12px;
      font-weight:900;
    }
    .badge.gold{
      color:#7c4c19;
      background:var(--color-accent-soft);
      border-color:rgba(184,137,91,.20);
    }
    .badge.dark{
      color:#fff;
      background:#2c1721;
      border-color:rgba(255,255,255,.10);
    }
    .topic-title{
      font-size:24px;
      line-height:1.36;
      font-weight:900;
      letter-spacing:-.02em;
      margin-bottom:10px;
    }
    .topic-text{
      color:var(--color-muted);
      font-size:15px;
      line-height:1.8;
      margin-bottom:18px;
    }
    .topic-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      color:#8a7c83;
      font-size:13px;
      font-weight:700;
    }
    .side-stack{
      display:grid;
      gap:22px;
    }
    .side-topic-card .topic-content{padding:18px}
    .side-topic-card .topic-title{font-size:18px;margin-bottom:8px}

    .rank-section{
      background:
        linear-gradient(180deg,rgba(255,255,255,.45),rgba(247,232,238,.35));
      border-block:1px solid rgba(234,219,217,.66);
    }
    .ranking-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:26px;
      align-items:start;
    }
    .ranking-list{
      display:grid;
      gap:14px;
    }
    .rank-item{
      display:grid;
      grid-template-columns:78px 128px minmax(0,1fr) auto;
      gap:18px;
      align-items:center;
      padding:16px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 8px 22px rgba(64,22,38,.05);
      transition:var(--transition);
    }
    .rank-item:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow-card);
      border-color:rgba(122,31,61,.24);
    }
    .rank-num{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      min-height:82px;
      border-radius:18px;
      background:linear-gradient(180deg,var(--color-primary-soft),#fff);
      color:var(--color-primary);
      font-weight:950;
      font-size:30px;
      letter-spacing:-.04em;
    }
    .rank-num span{
      font-size:12px;
      color:var(--color-muted);
      letter-spacing:0;
      font-weight:800;
    }
    .rank-cover{
      height:82px;
      border-radius:18px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(122,31,61,.70),rgba(38,17,28,.88)),
        radial-gradient(circle at 58% 34%,rgba(255,242,226,.22),transparent 26%);
      position:relative;
    }
    .rank-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:repeating-linear-gradient(90deg,rgba(255,255,255,.08) 0 1px,transparent 1px 13px);
      filter:blur(1px);
    }
    .rank-info h3{
      font-size:18px;
      line-height:1.38;
      margin-bottom:8px;
    }
    .rank-info p{
      color:var(--color-muted);
      font-size:14px;
      line-height:1.65;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .rank-action{
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap:10px;
      color:var(--color-muted);
      font-size:13px;
      font-weight:800;
    }

    .sticky-card{
      position:sticky;
      top:98px;
      padding:24px;
      border-radius:var(--radius-lg);
      background:
        linear-gradient(145deg,#2a1420,#4c1f34 58%,#7a1f3d);
      color:#fff;
      box-shadow:0 20px 46px rgba(82,19,41,.22);
      overflow:hidden;
    }
    .sticky-card:before{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      border-radius:50%;
      right:-90px;
      top:-80px;
      background:rgba(255,255,255,.12);
    }
    .sticky-card > *{position:relative}
    .sticky-card h3{
      font-size:24px;
      line-height:1.3;
      margin-bottom:10px;
    }
    .sticky-card p{
      color:#eadde1;
      font-size:14px;
      margin-bottom:18px;
    }
    .benefit-list{
      display:grid;
      gap:10px;
      margin-bottom:22px;
    }
    .benefit-list li{
      display:flex;
      gap:10px;
      color:#fff3f3;
      font-size:14px;
      align-items:flex-start;
    }
    .benefit-list li:before{
      content:"✓";
      flex:0 0 auto;
      width:20px;
      height:20px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:rgba(255,255,255,.16);
      color:#fff;
      font-size:12px;
      font-weight:900;
      margin-top:2px;
    }

    .collection-strip{
      display:flex;
      gap:16px;
      overflow-x:auto;
      padding:8px 4px 18px;
      scroll-snap-type:x mandatory;
    }
    .collection-strip::-webkit-scrollbar{height:8px}
    .collection-strip::-webkit-scrollbar-thumb{background:rgba(122,31,61,.24);border-radius:999px}
    .collection-card{
      flex:0 0 292px;
      scroll-snap-align:start;
      padding:18px;
      min-height:214px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 10px 26px rgba(64,22,38,.06);
      transition:var(--transition);
    }
    .collection-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-card);
    }
    .collection-top{
      height:82px;
      border-radius:18px;
      margin-bottom:14px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.10),rgba(255,255,255,0)),
        linear-gradient(135deg,#7a1f3d,#d4a377);
      position:relative;
      overflow:hidden;
    }
    .collection-top:after{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.28);
      background:radial-gradient(circle at 32% 45%,rgba(255,255,255,.28),transparent 22%);
      filter:blur(3px);
    }
    .collection-card h3{
      font-size:18px;
      line-height:1.38;
      margin-bottom:8px;
    }
    .collection-card p{
      color:var(--color-muted);
      font-size:14px;
      line-height:1.7;
      margin-bottom:14px;
    }

    .membership-mini{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .member-card{
      padding:24px;
      border-radius:26px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-card);
      transition:var(--transition);
      position:relative;
      overflow:hidden;
    }
    .member-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .member-card.featured{
      background:linear-gradient(145deg,#fff,#fff4f2);
      border-color:rgba(122,31,61,.30);
      box-shadow:0 20px 48px rgba(122,31,61,.13);
    }
    .member-card.featured:before{
      content:"推荐";
      position:absolute;
      top:18px;
      right:18px;
      padding:5px 10px;
      border-radius:999px;
      background:var(--color-primary);
      color:#fff;
      font-size:12px;
      font-weight:900;
    }
    .member-card h3{
      font-size:21px;
      margin-bottom:8px;
    }
    .member-price{
      color:var(--color-primary);
      font-size:28px;
      font-weight:950;
      letter-spacing:-.04em;
      margin-bottom:12px;
    }
    .member-price span{
      color:var(--color-muted);
      font-size:13px;
      font-weight:700;
      letter-spacing:0;
    }
    .member-card ul{
      display:grid;
      gap:9px;
      margin:16px 0 22px;
    }
    .member-card li{
      color:#5f5359;
      font-size:14px;
      display:flex;
      gap:9px;
    }
    .member-card li:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-primary);
      margin-top:10px;
      flex:0 0 auto;
    }

    .faq-grid{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:32px;
      align-items:start;
    }
    .faq-intro{
      padding:26px;
      border-radius:var(--radius-lg);
      background:var(--color-accent-soft);
      border:1px solid rgba(184,137,91,.20);
    }
    .faq-intro h2{margin-bottom:12px}
    .faq-intro p{color:#705d54}
    .faq-list{
      display:grid;
      gap:12px;
    }
    details.faq-item{
      border-radius:20px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:0 8px 20px rgba(64,22,38,.05);
      overflow:hidden;
      transition:var(--transition);
    }
    details.faq-item[open]{
      border-color:rgba(122,31,61,.28);
      box-shadow:var(--shadow-card);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 54px 18px 20px;
      font-weight:900;
      position:relative;
      line-height:1.55;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      position:absolute;
      right:18px;
      top:50%;
      transform:translateY(-50%);
      width:28px;
      height:28px;
      border-radius:50%;
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--color-primary);
      background:var(--color-primary-soft);
      font-weight:900;
      transition:var(--transition);
    }
    .faq-item[open] summary:after{
      content:"−";
      background:var(--color-primary);
      color:#fff;
    }
    .faq-answer{
      padding:0 20px 20px;
      color:var(--color-muted);
      font-size:15px;
      line-height:1.8;
      border-left:3px solid var(--color-primary);
      margin-left:20px;
      margin-bottom:18px;
    }

    .cta-panel{
      position:relative;
      padding:38px;
      border-radius:34px;
      background:
        radial-gradient(circle at 80% 20%,rgba(255,255,255,.18),transparent 28%),
        linear-gradient(135deg,#211018,#5b1b36 62%,#7a1f3d);
      color:#fff;
      overflow:hidden;
      box-shadow:0 24px 58px rgba(82,19,41,.24);
      display:grid;
      grid-template-columns:1fr auto;
      gap:28px;
      align-items:center;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      width:320px;
      height:320px;
      left:-150px;
      bottom:-170px;
      border-radius:50%;
      background:rgba(255,255,255,.10);
    }
    .cta-panel > *{position:relative}
    .cta-panel h2{
      color:#fff;
      margin-bottom:10px;
    }
    .cta-panel p{
      color:#eadde1;
      max-width:720px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .site-footer{
      background:
        radial-gradient(circle at 12% 0%,rgba(122,31,61,.34),transparent 28%),
        var(--color-footer);
      color:#f8efe9;
      padding:58px 0 24px;
      margin-top:24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr 1fr;
      gap:34px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-col p{
      color:var(--color-footer-muted);
      font-size:14px;
      line-height:1.85;
    }
    .footer-col h3{
      color:#fff;
      font-size:16px;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--color-footer-muted);
      font-size:14px;
      transition:var(--transition);
    }
    .footer-links a:hover{
      color:#fff;
      padding-left:4px;
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      padding-top:22px;
      color:#bdaeb3;
      font-size:13px;
      flex-wrap:wrap;
    }

    @media (max-width:1100px){
      .header-inner{gap:16px}
      .search-form{width:180px}
      .hero-layout{grid-template-columns:1fr;gap:34px}
      .feature-cover{min-height:auto}
      .ranking-layout{grid-template-columns:1fr}
      .sticky-card{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
    }

    @media (max-width:900px){
      .container{width:min(100% - 32px,var(--container))}
      .menu-toggle{display:inline-flex}
      .brand-text{max-width:220px}
      .nav-links{
        position:absolute;
        top:76px;
        left:16px;
        right:16px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        border-radius:22px;
        background:#fff;
        border:1px solid var(--color-border);
        box-shadow:var(--shadow-soft);
      }
      .site-header.menu-open .nav-links{display:flex}
      .nav-links a{
        border-radius:16px;
        padding:12px 14px;
      }
      .header-actions .search-form{display:none}
      .section{padding:62px 0}
      .section-head{flex-direction:column;align-items:flex-start}
      .topic-showcase{grid-template-columns:1fr}
      .side-stack{grid-template-columns:1fr 1fr}
      .rank-item{
        grid-template-columns:64px 104px minmax(0,1fr);
      }
      .rank-action{
        grid-column:2 / 4;
        flex-direction:row;
        justify-content:space-between;
        align-items:center;
      }
      .membership-mini{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .cta-panel{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }

    @media (max-width:640px){
      body{font-size:15px}
      .container{width:min(100% - 28px,var(--container))}
      .header-inner{min-height:68px}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-text{max-width:150px;font-size:15px}
      .nav-links{top:68px}
      .header-actions .btn-primary{display:none}
      .hero{padding:48px 0 42px}
      .hero-actions .btn{width:100%}
      .notice-strip{flex-direction:column;gap:4px}
      .feature-cover{padding:14px;border-radius:24px}
      .cover-main{height:210px;border-radius:20px}
      .mini-topic-grid{grid-template-columns:1fr}
      .abstract-cover{min-height:240px}
      .side-stack{grid-template-columns:1fr}
      .rank-item{
        grid-template-columns:54px 1fr;
        gap:12px;
        padding:14px;
      }
      .rank-cover{
        grid-column:1 / 3;
        height:118px;
        order:-1;
      }
      .rank-num{
        min-height:64px;
        font-size:24px;
      }
      .rank-action{
        grid-column:1 / 3;
        align-items:flex-start;
      }
      .collection-card{flex-basis:258px}
      .cta-panel{padding:26px;border-radius:26px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{flex-direction:column}
    }

/* roulang page: category1 */
:root {
      --color-primary: #7a1f3d;
      --color-primary-strong: #5b142c;
      --color-primary-soft: #f5e3ea;
      --color-secondary: #b98858;
      --color-champagne: #f6eadb;
      --color-bg: #fffaf6;
      --color-bg-soft: #f7f1ee;
      --color-surface: #ffffff;
      --color-surface-2: #fff6f1;
      --color-text: #24191d;
      --color-muted: #71646a;
      --color-light: #a7999f;
      --color-border: #eadbd8;
      --color-warning: #b7791f;
      --color-success: #3b7b5e;
      --shadow-soft: 0 18px 45px rgba(91, 20, 44, .10);
      --shadow-card: 0 14px 34px rgba(36, 25, 29, .08);
      --shadow-hover: 0 22px 55px rgba(91, 20, 44, .15);
      --radius-xl: 28px;
      --radius-lg: 22px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --container: 1220px;
      --nav-height: 76px;
      --transition: .22s ease;
    }

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

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at top left, rgba(122, 31, 61, .08), transparent 32%),
        linear-gradient(180deg, #fffaf6 0%, #f8f0ee 45%, #fffaf6 100%);
      line-height: 1.75;
      min-height: 100vh;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    input {
      border: 0;
      outline: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(122, 31, 61, .22);
      outline-offset: 3px;
    }

    .container {
      width: min(100% - 48px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 250, 246, .94);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(234, 219, 216, .86);
      box-shadow: 0 8px 28px rgba(36, 25, 29, .04);
    }

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

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 220px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--color-text);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), #2b1825);
      box-shadow: 0 10px 22px rgba(122, 31, 61, .26);
      font-size: 12px;
      font-weight: 900;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
    }

    .brand-text strong {
      font-size: 16px;
      max-width: 260px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

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

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 6px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(234, 219, 216, .72);
    }

    .nav-links a {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 8px 16px;
      border-radius: 999px;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    .nav-links a.active {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 8px 18px rgba(122, 31, 61, .20);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 12px;
      min-width: 260px;
    }

    .search-form {
      width: 190px;
      height: 42px;
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 0 14px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--color-border);
      color: var(--color-muted);
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    .search-form:focus-within {
      border-color: rgba(122, 31, 61, .45);
      box-shadow: 0 0 0 4px rgba(122, 31, 61, .10);
    }

    .search-form span {
      font-size: 15px;
      color: var(--color-light);
    }

    .search-form input {
      width: 100%;
      min-width: 0;
      background: transparent;
      color: var(--color-text);
      font-size: 13px;
    }

    .search-form input::placeholder {
      color: var(--color-light);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 800;
      line-height: 1.2;
      border: 1px solid transparent;
      user-select: none;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
      box-shadow: 0 14px 28px rgba(122, 31, 61, .22);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(122, 31, 61, .28);
    }

    .btn-secondary {
      color: var(--color-primary);
      background: #fff;
      border-color: rgba(122, 31, 61, .22);
    }

    .btn-secondary:hover {
      background: var(--color-primary-soft);
      border-color: rgba(122, 31, 61, .34);
      transform: translateY(-1px);
    }

    .btn-dark {
      color: #fff;
      background: #24191d;
      box-shadow: 0 14px 28px rgba(36, 25, 29, .18);
    }

    .btn-dark:hover {
      transform: translateY(-2px);
      background: #120c0f;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background: #fff;
      border: 1px solid var(--color-border);
      color: var(--color-primary);
      align-items: center;
      justify-content: center;
      font-weight: 900;
    }

    .page-hero {
      position: relative;
      overflow: hidden;
      padding: 74px 0 58px;
      background:
        linear-gradient(135deg, rgba(255, 250, 246, .98), rgba(245, 227, 234, .88)),
        radial-gradient(circle at 82% 18%, rgba(122, 31, 61, .16), transparent 36%);
      border-bottom: 1px solid rgba(234, 219, 216, .75);
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(122, 31, 61, .04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(122, 31, 61, .04) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(90deg, rgba(0,0,0,.75), transparent 72%);
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(330px, .72fr);
      gap: 46px;
      align-items: center;
    }

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px;
      margin-bottom: 22px;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .breadcrumb a {
      color: var(--color-primary);
    }

    .breadcrumb a:hover {
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      margin-bottom: 18px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .76);
      border: 1px solid rgba(122, 31, 61, .16);
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 800;
    }

    h1 {
      max-width: 760px;
      font-size: clamp(32px, 5vw, 52px);
      line-height: 1.14;
      letter-spacing: -.045em;
      color: var(--color-text);
    }

    .hero-copy {
      max-width: 720px;
      margin-top: 18px;
      font-size: 17px;
      line-height: 1.9;
      color: var(--color-muted);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 28px;
    }

    .notice-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .notice-pill {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .78);
      border: 1px solid rgba(234, 219, 216, .9);
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 700;
    }

    .hero-panel {
      border-radius: var(--radius-xl);
      padding: 18px;
      background: linear-gradient(145deg, rgba(43, 24, 37, .96), rgba(122, 31, 61, .86));
      box-shadow: var(--shadow-soft);
      color: #fff;
      overflow: hidden;
      position: relative;
      min-height: 360px;
    }

    .hero-panel::before,
    .hero-panel::after {
      content: "";
      position: absolute;
      border-radius: 50%;
      filter: blur(2px);
      opacity: .35;
    }

    .hero-panel::before {
      width: 220px;
      height: 220px;
      right: -70px;
      top: -90px;
      background: #f3c6d6;
    }

    .hero-panel::after {
      width: 170px;
      height: 170px;
      left: -60px;
      bottom: -70px;
      background: #d8a15f;
    }

    .abstract-cover {
      position: relative;
      z-index: 1;
      height: 214px;
      border-radius: 22px;
      overflow: hidden;
      background:
        linear-gradient(130deg, rgba(255,255,255,.14), rgba(255,255,255,.02)),
        radial-gradient(circle at 44% 28%, rgba(255,255,255,.24), transparent 18%),
        linear-gradient(145deg, #4d2335, #150d14);
      border: 1px solid rgba(255,255,255,.16);
    }

    .abstract-cover::before {
      content: "";
      position: absolute;
      inset: 18px 34px -20px auto;
      width: 128px;
      border-radius: 72px 72px 18px 18px;
      background: linear-gradient(180deg, rgba(255,255,255,.30), rgba(255,255,255,.06));
      filter: blur(1px);
    }

    .abstract-cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.09) 0 1px, transparent 1px 9px),
        linear-gradient(180deg, transparent 0%, rgba(0,0,0,.26) 100%);
    }

    .panel-info {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 14px;
      margin-top: 16px;
    }

    .panel-info h2 {
      font-size: 22px;
      line-height: 1.35;
      letter-spacing: -.02em;
    }

    .panel-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .panel-badge {
      display: inline-flex;
      align-items: center;
      padding: 6px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.14);
      color: rgba(255,255,255,.86);
      font-size: 12px;
      font-weight: 800;
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 82px 0;
    }

    .section-tight {
      padding: 62px 0;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 28px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      margin-bottom: 8px;
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .04em;
    }

    .section-title {
      font-size: clamp(26px, 3vw, 36px);
      line-height: 1.2;
      letter-spacing: -.035em;
    }

    .section-desc {
      max-width: 620px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.85;
    }

    .filter-card {
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.82);
      border: 1px solid rgba(234, 219, 216, .86);
      box-shadow: var(--shadow-card);
      padding: 22px;
    }

    .filter-group {
      display: grid;
      grid-template-columns: 86px 1fr;
      gap: 14px;
      align-items: start;
      padding: 14px 0;
      border-bottom: 1px dashed rgba(234, 219, 216, .92);
    }

    .filter-group:first-child {
      padding-top: 0;
    }

    .filter-group:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .filter-label {
      color: var(--color-text);
      font-size: 14px;
      font-weight: 900;
      padding-top: 7px;
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 36px;
      padding: 8px 13px;
      border-radius: 999px;
      border: 1px solid rgba(234, 219, 216, .95);
      background: #fff;
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 800;
      transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .tag:hover {
      transform: translateY(-1px);
      color: var(--color-primary);
      border-color: rgba(122, 31, 61, .28);
      background: var(--color-primary-soft);
    }

    .tag.active {
      color: #fff;
      background: var(--color-primary);
      border-color: var(--color-primary);
      box-shadow: 0 8px 18px rgba(122, 31, 61, .18);
    }

    .update-strip {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 16px;
      margin-top: 24px;
    }

    .update-item {
      position: relative;
      overflow: hidden;
      min-height: 132px;
      border-radius: var(--radius-lg);
      padding: 18px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,246,241,.86)),
        radial-gradient(circle at 88% 12%, rgba(122,31,61,.14), transparent 34%);
      border: 1px solid rgba(234, 219, 216, .9);
      box-shadow: 0 10px 26px rgba(36,25,29,.06);
    }

    .update-item::after {
      content: "";
      position: absolute;
      width: 92px;
      height: 92px;
      right: -24px;
      bottom: -32px;
      border-radius: 50%;
      background: rgba(122,31,61,.08);
    }

    .update-item strong {
      display: block;
      margin: 8px 0 6px;
      font-size: 17px;
      line-height: 1.35;
    }

    .update-item p {
      position: relative;
      z-index: 1;
      color: var(--color-muted);
      font-size: 13px;
      line-height: 1.65;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 292px;
      gap: 28px;
      align-items: start;
    }

    .card-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .content-card {
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: #fff;
      border: 1px solid rgba(234, 219, 216, .9);
      box-shadow: var(--shadow-card);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .content-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(122, 31, 61, .26);
    }

    .cover {
      position: relative;
      aspect-ratio: 4 / 5;
      overflow: hidden;
      background:
        radial-gradient(circle at 55% 20%, rgba(255,255,255,.55), transparent 13%),
        linear-gradient(145deg, #ead3d5, #6f2a43 48%, #21151d);
    }

    .cover::before {
      content: "";
      position: absolute;
      inset: 11%;
      border-radius: 999px 999px 24px 24px;
      background: linear-gradient(180deg, rgba(255,255,255,.28), rgba(255,255,255,.05));
      filter: blur(8px);
      transform: translateX(18%);
    }

    .cover::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, transparent 0%, rgba(0,0,0,.34) 100%),
        repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 1px, transparent 1px 10px);
      transition: transform var(--transition);
    }

    .content-card:hover .cover::after {
      transform: scale(1.03);
    }

    .cover.alt-1 {
      background: linear-gradient(145deg, #f2ded0, #8b3856 50%, #221820);
    }

    .cover.alt-2 {
      background: linear-gradient(145deg, #e8c7d2, #513244 54%, #130d11);
    }

    .cover.alt-3 {
      background: linear-gradient(145deg, #f8ead7, #965f60 48%, #2c1822);
    }

    .cover-badge {
      position: absolute;
      z-index: 2;
      left: 12px;
      top: 12px;
      display: inline-flex;
      align-items: center;
      padding: 6px 9px;
      border-radius: 999px;
      color: #fff;
      background: rgba(36, 25, 29, .72);
      backdrop-filter: blur(10px);
      font-size: 12px;
      font-weight: 900;
    }

    .cover-lock {
      position: absolute;
      z-index: 2;
      right: 12px;
      top: 12px;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: rgba(122, 31, 61, .82);
      font-size: 13px;
      font-weight: 900;
    }

    .card-body {
      padding: 15px;
    }

    .mini-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 10px;
    }

    .mini-tag {
      display: inline-flex;
      padding: 4px 8px;
      border-radius: 999px;
      background: var(--color-primary-soft);
      color: var(--color-primary);
      font-size: 12px;
      font-weight: 800;
    }

    .content-card h3 {
      min-height: 48px;
      font-size: 16px;
      line-height: 1.5;
      letter-spacing: -.01em;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .card-meta {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      margin-top: 12px;
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .member-aside {
      position: sticky;
      top: calc(var(--nav-height) + 24px);
      display: grid;
      gap: 16px;
    }

    .member-card {
      border-radius: var(--radius-xl);
      padding: 22px;
      background: linear-gradient(145deg, #2b1825, #7a1f3d);
      color: #fff;
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      position: relative;
    }

    .member-card::after {
      content: "";
      position: absolute;
      width: 170px;
      height: 170px;
      right: -82px;
      top: -72px;
      border-radius: 50%;
      background: rgba(255,255,255,.12);
    }

    .member-card h2 {
      position: relative;
      z-index: 1;
      font-size: 22px;
      line-height: 1.35;
      margin-bottom: 10px;
    }

    .member-card p {
      position: relative;
      z-index: 1;
      color: rgba(255,255,255,.78);
      font-size: 14px;
      line-height: 1.75;
    }

    .member-list {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 10px;
      margin: 18px 0;
      list-style: none;
    }

    .member-list li {
      display: flex;
      gap: 8px;
      color: rgba(255,255,255,.9);
      font-size: 13px;
      font-weight: 700;
    }

    .member-list li::before {
      content: "✓";
      color: #f4c88f;
      font-weight: 900;
    }

    .aside-note {
      border-radius: var(--radius-lg);
      padding: 18px;
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(234, 219, 216, .9);
      box-shadow: 0 10px 24px rgba(36,25,29,.05);
    }

    .aside-note strong {
      display: block;
      margin-bottom: 7px;
      color: var(--color-text);
      font-size: 15px;
    }

    .aside-note p {
      color: var(--color-muted);
      font-size: 13px;
      line-height: 1.75;
    }

    .steps {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
    }

    .step-card {
      position: relative;
      padding: 22px;
      min-height: 188px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.84);
      border: 1px solid rgba(234, 219, 216, .88);
      box-shadow: var(--shadow-card);
    }

    .step-num {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
      color: #fff;
      background: var(--color-primary);
      font-weight: 900;
      box-shadow: 0 10px 20px rgba(122, 31, 61, .18);
    }

    .step-card h3 {
      font-size: 18px;
      margin-bottom: 8px;
      line-height: 1.35;
    }

    .step-card p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 36px;
      align-items: start;
    }

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

    details.faq-item {
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(234, 219, 216, .92);
      box-shadow: 0 10px 24px rgba(36,25,29,.05);
      overflow: hidden;
    }

    details.faq-item[open] {
      border-color: rgba(122, 31, 61, .28);
      background: #fff;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      color: var(--color-text);
      font-weight: 900;
    }

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

    .faq-item summary::after {
      content: "＋";
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      background: var(--color-primary-soft);
      color: var(--color-primary);
      font-weight: 900;
      transition: transform var(--transition), background var(--transition);
    }

    .faq-item[open] summary::after {
      content: "－";
      background: var(--color-primary);
      color: #fff;
      transform: rotate(180deg);
    }

    .faq-answer {
      padding: 0 20px 18px;
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.8;
    }

    .cta-band {
      padding: 66px 0 88px;
    }

    .cta-card {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: 46px;
      background:
        radial-gradient(circle at 82% 20%, rgba(244, 200, 143, .28), transparent 30%),
        linear-gradient(135deg, #25161f, #7a1f3d);
      color: #fff;
      box-shadow: var(--shadow-soft);
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: center;
    }

    .cta-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: 30px 30px;
      opacity: .5;
    }

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

    .cta-card h2 {
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.2;
      letter-spacing: -.035em;
      margin-bottom: 12px;
    }

    .cta-card p {
      max-width: 720px;
      color: rgba(255,255,255,.78);
      line-height: 1.85;
      font-size: 15px;
    }

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

    .site-footer {
      background: linear-gradient(180deg, #21141d, #130d12);
      color: rgba(255,255,255,.74);
      padding: 64px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .8fr .8fr 1fr;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .footer-col p {
      color: rgba(255,255,255,.66);
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 15px;
      margin-bottom: 14px;
    }

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

    .footer-links a {
      color: rgba(255,255,255,.66);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 3px;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      margin-top: 42px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.56);
      font-size: 13px;
    }

    @media (max-width: 1120px) {
      .brand {
        min-width: auto;
      }

      .brand-text strong {
        max-width: 190px;
      }

      .nav-actions {
        min-width: auto;
      }

      .search-form {
        width: 162px;
      }

      .hero-grid,
      .content-layout {
        grid-template-columns: 1fr;
      }

      .member-aside {
        position: static;
        grid-template-columns: 1fr 1fr;
      }

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

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

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

    @media (max-width: 860px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

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

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

      .nav-links {
        position: fixed;
        top: 68px;
        left: 16px;
        right: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        border-radius: 22px;
        padding: 12px;
        background: rgba(255,250,246,.98);
        box-shadow: var(--shadow-soft);
      }

      .nav-links.open {
        display: flex;
      }

      .nav-links a {
        justify-content: center;
        min-height: 44px;
      }

      .search-form {
        display: none;
      }

      .hero-grid {
        gap: 28px;
      }

      .page-hero {
        padding: 50px 0 44px;
      }

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

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

      .filter-card {
        padding: 16px;
      }

      .filter-group {
        grid-template-columns: 1fr;
        gap: 9px;
      }

      .tag-row {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: none;
      }

      .tag-row::-webkit-scrollbar {
        display: none;
      }

      .tag {
        flex: 0 0 auto;
      }

      .update-strip {
        grid-template-columns: 1fr;
      }

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

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

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

      .cta-card {
        grid-template-columns: 1fr;
        padding: 32px;
      }

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

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

      .footer-bottom {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      .brand-text strong {
        max-width: 160px;
        font-size: 14px;
      }

      .brand-text span {
        display: none;
      }

      .nav-actions .btn-primary {
        display: none;
      }

      .page-hero {
        padding: 40px 0 34px;
      }

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

      .hero-panel {
        min-height: 320px;
        padding: 14px;
      }

      .abstract-cover {
        height: 180px;
      }

      .notice-row {
        flex-direction: column;
      }

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

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

      .content-card h3 {
        min-height: auto;
      }

      .cta-card {
        border-radius: 26px;
        padding: 26px;
      }

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