/* roulang page: index */
:root {
      --brand: #2f7fd8;
      --brand-dark: #175ca8;
      --brand-soft: #eaf4ff;
      --accent: #62b6cb;
      --ink: #17324d;
      --muted: #64748b;
      --light: #f7fbff;
      --surface: #ffffff;
      --line: #dbe8f5;
      --success: #2ea36b;
      --warning: #f2a93b;
      --danger: #d95f59;
      --radius: 8px;
      --radius-sm: 6px;
      --shadow: 0 14px 34px rgba(38, 92, 143, .12);
      --shadow-sm: 0 8px 20px rgba(38, 92, 143, .09);
      --container: 1160px;
      --ease: all .22s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color: var(--ink);
      background: linear-gradient(180deg, #f8fcff 0%, #ffffff 42%, #f4f9ff 100%);
      line-height: 1.7;
      letter-spacing: 0;
      text-rendering: optimizeLegibility;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

    a:hover {
      color: var(--brand-dark);
    }

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
      outline: 3px solid rgba(47, 127, 216, .28);
      outline-offset: 3px;
    }

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

    .section {
      padding: 76px 0;
    }

    .section-tight {
      padding: 54px 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 30px;
    }

    .section-title {
      margin: 0;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.25;
      font-weight: 800;
      color: var(--ink);
    }

    .section-desc {
      max-width: 620px;
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 16px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 5px 10px;
      border: 1px solid #cfe1f3;
      border-radius: 999px;
      background: #fff;
      color: var(--brand-dark);
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 4px rgba(46, 163, 107, .12);
    }

    .btn-main,
    .btn-ghost,
    .btn-soft {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      font-weight: 800;
      line-height: 1.2;
      transition: var(--ease);
      white-space: normal;
      text-align: center;
      cursor: pointer;
    }

    .btn-main {
      color: #fff;
      background: var(--brand);
      box-shadow: 0 10px 22px rgba(47, 127, 216, .24);
    }

    .btn-main:hover,
    .btn-main:active {
      color: #fff;
      background: var(--brand-dark);
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(47, 127, 216, .28);
    }

    .btn-ghost {
      color: var(--brand-dark);
      background: #fff;
      border-color: #bcd5ee;
    }

    .btn-ghost:hover,
    .btn-ghost:active {
      background: var(--brand-soft);
      border-color: var(--brand);
      transform: translateY(-2px);
    }

    .btn-soft {
      color: var(--brand-dark);
      background: var(--brand-soft);
      border-color: #d7eaff;
    }

    .btn-soft:hover {
      background: #dff0ff;
      border-color: #b5d8f8;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, .92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(219, 232, 245, .9);
      box-shadow: 0 8px 22px rgba(27, 74, 116, .05);
    }

    .navbar {
      min-height: 76px;
      padding: 0;
    }

    .navbar-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      max-width: 360px;
      margin: 0;
      color: var(--ink);
      font-weight: 900;
      line-height: 1.18;
      white-space: normal;
    }

    .brand-mark {
      flex: 0 0 38px;
      width: 38px;
      height: 38px;
      border-radius: var(--radius);
      background: linear-gradient(135deg, var(--brand), var(--accent));
      color: #fff;
      display: grid;
      place-items: center;
      font-weight: 900;
      box-shadow: 0 10px 20px rgba(47, 127, 216, .22);
    }

    .navbar-toggler {
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      padding: 8px 10px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(47, 127, 216, .16);
    }

    .nav-wrap {
      gap: 18px;
    }

    .navbar-nav {
      gap: 4px;
      align-items: center;
    }

    .nav-link {
      color: #31516c;
      font-size: 15px;
      font-weight: 800;
      padding: 10px 13px !important;
      border-radius: var(--radius-sm);
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--brand-dark);
      background: var(--brand-soft);
    }

    .nav-cta {
      margin-left: 8px;
      min-height: 42px;
      padding: 10px 16px;
    }

    .hero {
      padding: 58px 0 38px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border-radius: 12px;
      background:
        linear-gradient(90deg, rgba(255,255,255,.96), rgba(255,255,255,.84)),
        url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1600&q=80") center/cover;
      border: 1px solid #d7e7f6;
      box-shadow: var(--shadow);
    }

    .hero-inner {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
      gap: 34px;
      align-items: center;
      padding: clamp(28px, 5vw, 58px);
    }

    .hero-copy h1 {
      margin: 16px 0 16px;
      max-width: 790px;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.12;
      font-weight: 900;
      color: #102b45;
      letter-spacing: 0;
    }

    .hero-copy p {
      max-width: 780px;
      margin: 0;
      color: #4f6579;
      font-size: 17px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 28px;
    }

    .point {
      padding: 13px;
      border: 1px solid rgba(207, 225, 243, .95);
      border-radius: var(--radius);
      background: rgba(255,255,255,.76);
    }

    .point strong {
      display: block;
      font-size: 22px;
      color: var(--brand-dark);
      line-height: 1.15;
    }

    .point span {
      display: block;
      margin-top: 5px;
      color: var(--muted);
      font-size: 13px;
    }

    .progress-board {
      background: rgba(255, 255, 255, .94);
      border: 1px solid #d7e7f6;
      border-radius: 10px;
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }

    .progress-top {
      display: flex;
      align-items: center;
      gap: 20px;
      margin-bottom: 18px;
    }

    .ring {
      --value: 76;
      width: 118px;
      height: 118px;
      border-radius: 50%;
      background: conic-gradient(var(--brand) calc(var(--value) * 1%), #e7f1fb 0);
      display: grid;
      place-items: center;
      flex: 0 0 auto;
    }

    .ring::after {
      content: "76%";
      width: 82px;
      height: 82px;
      border-radius: 50%;
      background: #fff;
      display: grid;
      place-items: center;
      color: var(--brand-dark);
      font-size: 24px;
      font-weight: 900;
      box-shadow: inset 0 0 0 1px #e8f1fa;
    }

    .progress-copy h2 {
      margin: 0 0 6px;
      font-size: 22px;
      font-weight: 900;
    }

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

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

    .tier {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 12px;
      border-radius: var(--radius);
      background: #f6fbff;
      border: 1px solid #dcebf8;
    }

    .tier b {
      color: var(--ink);
      font-size: 15px;
    }

    .tier span {
      color: var(--muted);
      font-size: 13px;
      text-align: right;
    }

    .story-band {
      background: #ffffff;
      border-top: 1px solid #e4eef8;
      border-bottom: 1px solid #e4eef8;
    }

    .story-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 34px;
      align-items: center;
    }

    .story-card {
      padding: 28px;
      border-radius: 10px;
      background: linear-gradient(180deg, #f6fbff, #ffffff);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .story-card h2 {
      margin: 0 0 12px;
      font-size: 30px;
      font-weight: 900;
    }

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

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

    .story-item {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 14px;
      align-items: start;
      padding: 16px;
      border: 1px solid #dcebf8;
      border-radius: var(--radius);
      background: #fff;
    }

    .story-icon,
    .feature-icon {
      width: 44px;
      height: 44px;
      border-radius: var(--radius);
      background: var(--brand-soft);
      color: var(--brand-dark);
      display: grid;
      place-items: center;
      font-weight: 900;
    }

    .story-item h3,
    .feature-card h3 {
      margin: 0 0 5px;
      font-size: 18px;
      font-weight: 900;
    }

    .story-item p,
    .feature-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

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

    .feature-card {
      min-height: 220px;
      padding: 22px;
      border-radius: 10px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .feature-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow);
      border-color: #bdd8f3;
    }

    .feature-card .tag {
      display: inline-flex;
      margin: 18px 0 12px;
    }

    .tag {
      align-items: center;
      padding: 5px 9px;
      border-radius: 999px;
      background: #eef7ff;
      color: var(--brand-dark);
      font-size: 12px;
      font-weight: 800;
      border: 1px solid #d4e9fb;
    }

    .schedule-wrap {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 22px;
      align-items: stretch;
    }

    .schedule-major,
    .recommend-panel {
      border-radius: 10px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      padding: 24px;
    }

    .schedule-major {
      display: grid;
      grid-template-columns: 1fr 150px;
      gap: 24px;
      align-items: center;
      background: linear-gradient(135deg, #ffffff, #edf7ff);
    }

    .schedule-major h3 {
      margin: 0 0 10px;
      font-size: 25px;
      font-weight: 900;
    }

    .schedule-major p {
      margin: 0 0 18px;
      color: var(--muted);
    }

    .date-card {
      padding: 18px;
      border-radius: var(--radius);
      background: #fff;
      border: 1px solid #d4e7f8;
      text-align: center;
    }

    .date-card b {
      display: block;
      color: var(--brand-dark);
      font-size: 36px;
      line-height: 1;
    }

    .date-card span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
    }

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

    .mini-item {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      padding: 14px;
      border-radius: var(--radius);
      background: #f7fbff;
      border: 1px solid #dcebf8;
    }

    .mini-item strong {
      font-size: 15px;
    }

    .mini-item span {
      color: var(--muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .news-zone {
      background: #f5faff;
      border-top: 1px solid #e1eef9;
      border-bottom: 1px solid #e1eef9;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 22px;
    }

    .news-list,
    .rank-card {
      border-radius: 10px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      padding: 22px;
    }

    .news-row {
      display: grid;
      grid-template-columns: 96px 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 16px 0;
      border-bottom: 1px solid #e7f0f9;
    }

    .news-row:last-child {
      border-bottom: 0;
    }

    .news-row time {
      color: var(--brand-dark);
      font-weight: 900;
      font-size: 14px;
    }

    .news-row a {
      font-weight: 900;
      color: var(--ink);
    }

    .news-row a:hover {
      color: var(--brand);
    }

    .news-row p {
      margin: 4px 0 0;
      color: var(--muted);
      font-size: 14px;
    }

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

    .rank-card h3 {
      margin: 0 0 14px;
      font-size: 22px;
      font-weight: 900;
    }

    .rank-item {
      display: grid;
      grid-template-columns: 32px 1fr;
      gap: 12px;
      padding: 12px 0;
      border-bottom: 1px solid #edf3f9;
    }

    .rank-item:last-child {
      border-bottom: 0;
    }

    .rank-num {
      width: 32px;
      height: 32px;
      border-radius: var(--radius-sm);
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--brand);
      font-weight: 900;
    }

    .rank-item strong {
      display: block;
      font-size: 15px;
    }

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

    .entry-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .entry-card {
      padding: 18px;
      min-height: 156px;
      border-radius: 10px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .entry-card:hover {
      transform: translateY(-3px);
      border-color: #bad7f2;
      box-shadow: var(--shadow);
    }

    .entry-card h3 {
      margin: 12px 0 8px;
      font-size: 17px;
      font-weight: 900;
    }

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

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

    .trust-item {
      padding: 20px;
      border-radius: 10px;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .trust-item b {
      display: block;
      color: var(--brand-dark);
      font-size: 28px;
      line-height: 1.1;
    }

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

    .faq-wrap {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 28px;
      align-items: start;
    }

    .faq-note {
      padding: 24px;
      border-radius: 10px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .accordion-item {
      border: 1px solid var(--line) !important;
      border-radius: var(--radius) !important;
      overflow: hidden;
      margin-bottom: 12px;
      box-shadow: 0 6px 16px rgba(38, 92, 143, .06);
    }

    .accordion-button {
      color: var(--ink);
      font-weight: 900;
      background: #fff;
      box-shadow: none !important;
      padding: 18px 20px;
    }

    .accordion-button:not(.collapsed) {
      color: var(--brand-dark);
      background: #f0f8ff;
    }

    .accordion-body {
      color: var(--muted);
      background: #fff;
      padding: 0 20px 18px;
    }

    .form-section {
      padding-bottom: 86px;
    }

    .lead-form {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 28px;
      border-radius: 12px;
      padding: 28px;
      background: linear-gradient(135deg, #eaf5ff, #ffffff);
      border: 1px solid #d6e8f8;
      box-shadow: var(--shadow);
    }

    .form-copy h2 {
      margin: 0 0 12px;
      font-size: 32px;
      font-weight: 900;
    }

    .form-copy p {
      margin: 0 0 18px;
      color: var(--muted);
    }

    .form-bullets {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .form-bullets li {
      padding-left: 26px;
      position: relative;
      color: #40586d;
      font-size: 14px;
    }

    .form-bullets li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 0;
      color: var(--success);
      font-weight: 900;
    }

    .form-card {
      padding: 22px;
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 10px;
    }

    .form-label {
      font-weight: 800;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .form-control,
    .form-select {
      min-height: 46px;
      border-radius: var(--radius-sm);
      border-color: #cfe0f0;
      color: var(--ink);
      box-shadow: none;
    }

    .form-control:focus,
    .form-select:focus {
      border-color: var(--brand);
      box-shadow: 0 0 0 4px rgba(47, 127, 216, .12);
    }

    .form-hint {
      margin-top: 10px;
      color: var(--muted);
      font-size: 13px;
    }

    .site-footer {
      background: #102b45;
      color: #d7e6f5;
      padding: 42px 0 26px;
    }

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

    .footer-brand {
      font-size: 20px;
      font-weight: 900;
      color: #fff;
      margin-bottom: 10px;
    }

    .footer-text {
      max-width: 640px;
      margin: 0;
      color: #aac1d6;
      font-size: 14px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px 18px;
    }

    .footer-links a {
      color: #d7e6f5;
      font-weight: 800;
      font-size: 14px;
    }

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

    .copyright {
      margin-top: 28px;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,.12);
      display: flex;
      justify-content: space-between;
      gap: 14px;
      color: #91abc2;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .hero-inner,
      .story-grid,
      .schedule-wrap,
      .news-layout,
      .faq-wrap,
      .lead-form {
        grid-template-columns: 1fr;
      }

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

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

      .progress-board {
        max-width: 680px;
      }
    }

    @media (max-width: 768px) {
      .section,
      .section-tight {
        padding: 52px 0;
      }

      .navbar {
        min-height: 66px;
      }

      .navbar-brand {
        max-width: 270px;
        font-size: 15px;
      }

      .navbar-collapse {
        padding: 14px 0 18px;
      }

      .navbar-nav {
        align-items: stretch;
      }

      .nav-cta {
        margin: 10px 0 0;
        width: 100%;
      }

      .hero {
        padding-top: 28px;
      }

      .hero-inner {
        padding: 24px;
      }

      .hero-copy h1 {
        font-size: 34px;
      }

      .hero-points,
      .feature-grid,
      .entry-grid,
      .trust-strip {
        grid-template-columns: 1fr;
      }

      .progress-top,
      .section-head,
      .copyright,
      .footer-grid {
        flex-direction: column;
        display: flex;
        align-items: flex-start;
      }

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

      .schedule-major {
        grid-template-columns: 1fr;
      }

      .news-row {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .news-row .arrow {
        display: none;
      }
    }

    @media (max-width: 520px) {
      .site-container {
        width: min(100% - 22px, var(--container));
      }

      .hero-copy h1 {
        font-size: 30px;
      }

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

      .btn-main,
      .btn-ghost,
      .btn-soft {
        width: 100%;
      }

      .progress-top {
        align-items: center;
        text-align: center;
      }

      .mini-item,
      .tier {
        flex-direction: column;
      }

      .mini-item span,
      .tier span {
        text-align: left;
        white-space: normal;
      }

      .lead-form {
        padding: 18px;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#f4f8fc;
      --bg-soft:#eaf2fb;
      --surface:#ffffff;
      --surface-2:#f8fbff;
      --primary:#4c7dbb;
      --primary-2:#2f5f97;
      --primary-soft:#dce9f8;
      --accent:#7aa7db;
      --text:#17324d;
      --muted:#5f7287;
      --line:#d8e3ef;
      --shadow:0 16px 40px rgba(42, 79, 126, .10);
      --shadow-sm:0 8px 18px rgba(42, 79, 126, .08);
      --radius:10px;
      --radius-lg:18px;
      --container:1180px;
      --gap:24px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Inter","Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(124,168,219,.18), transparent 35%),
        linear-gradient(180deg,#f8fbff 0%, #eff5fb 100%);
      line-height:1.75;
      letter-spacing:.2px;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:var(--primary-2)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(76,125,187,.18)}
    .site-container{max-width:var(--container);margin:0 auto;padding:0 20px}
    .site-header{
      position:sticky;top:0;z-index:1030;
      backdrop-filter:saturate(180%) blur(16px);
      background:rgba(244,248,252,.85);
      border-bottom:1px solid rgba(216,227,239,.8);
    }
    .site-header .navbar{padding:14px 0}
    .navbar-brand{
      display:inline-flex;align-items:center;gap:12px;
      font-weight:800;font-size:1.02rem;color:var(--text);
      letter-spacing:.4px;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:12px;
      display:inline-flex;align-items:center;justify-content:center;
      color:#fff;background:linear-gradient(135deg,var(--primary),#89b3e1);
      box-shadow:0 10px 24px rgba(76,125,187,.24);
      flex:none;
    }
    .nav-wrap{gap:14px}
    .navbar-nav{gap:4px;align-items:center}
    .nav-link{
      color:var(--muted);
      font-weight:600;
      padding:.65rem .95rem!important;
      border-radius:999px;
    }
    .nav-link:hover,.nav-link:focus{color:var(--primary-2);background:rgba(124,168,219,.1)}
    .nav-link.active{
      color:var(--primary-2)!important;
      background:var(--primary-soft);
      box-shadow:inset 0 0 0 1px rgba(76,125,187,.12);
    }
    .navbar-toggler{border:1px solid var(--line);border-radius:12px;box-shadow:none}
    .navbar-toggler:focus{box-shadow:0 0 0 .2rem rgba(76,125,187,.15)}
    .navbar-toggler-icon{filter:grayscale(1) brightness(.4)}
    .btn-main,.btn-outline-main{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;font-weight:700;padding:.85rem 1.2rem;
      border:1px solid transparent;transition:.25s ease;
    }
    .btn-main{
      color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 12px 26px rgba(76,125,187,.24);
    }
    .btn-main:hover{transform:translateY(-1px);color:#fff;box-shadow:0 16px 32px rgba(76,125,187,.28)}
    .btn-outline-main{
      color:var(--primary-2);background:#fff;border-color:rgba(76,125,187,.22);
    }
    .btn-outline-main:hover{background:var(--primary-soft);color:var(--primary-2);transform:translateY(-1px)}
    .nav-cta{white-space:nowrap}
    .page-hero{padding:52px 0 26px}
    .hero-shell{
      background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(239,246,253,.96));
      border:1px solid rgba(216,227,239,.9);
      border-radius:24px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:0;align-items:stretch}
    .hero-copy{padding:42px 40px 38px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--primary-2);background:var(--primary-soft);
      padding:.42rem .85rem;border-radius:999px;font-size:.92rem;font-weight:700;
      margin-bottom:18px;
    }
    h1{font-size:clamp(2rem,4vw,3.35rem);line-height:1.12;margin:0 0 16px;font-weight:800;letter-spacing:.2px}
    .lead-text{font-size:1.03rem;color:var(--muted);margin:0 0 24px;max-width:42rem}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px}
    .hero-points{display:flex;flex-wrap:wrap;gap:10px}
    .mini-badge{
      display:inline-flex;align-items:center;gap:8px;
      padding:.56rem .82rem;border-radius:999px;
      background:#fff;border:1px solid var(--line);color:var(--text);font-weight:600;
      box-shadow:var(--shadow-sm);
    }
    .hero-panel{
      padding:28px;background:linear-gradient(180deg,#f7fbff,#edf4fb);
      border-left:1px solid rgba(216,227,239,.9);
      display:flex;flex-direction:column;justify-content:space-between;gap:18px;
    }
    .panel-card{
      background:rgba(255,255,255,.92);border:1px solid rgba(216,227,239,.92);
      border-radius:18px;padding:18px;box-shadow:var(--shadow-sm);
    }
    .panel-title{font-size:1rem;font-weight:800;margin:0 0 12px;color:var(--text)}
    .timeline{display:grid;gap:12px}
    .timeline-item{
      display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:flex-start;
      padding:12px;border-radius:14px;background:var(--surface-2);border:1px solid var(--line);
    }
    .timeline-num{
      width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;
    }
    .timeline-item h3{font-size:.98rem;margin:0 0 4px;font-weight:700}
    .timeline-item p{margin:0;color:var(--muted);font-size:.93rem;line-height:1.6}
    .section-block{padding:24px 0 10px}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}
    .section-title h2{margin:0;font-size:1.6rem;font-weight:800}
    .section-title p{margin:0;color:var(--muted);max-width:46rem}
    .story-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .story-box,.trust-box,.cta-box,.filter-box,.faq-box{
      background:var(--surface);border:1px solid rgba(216,227,239,.92);border-radius:22px;
      box-shadow:var(--shadow-sm);
    }
    .story-box{padding:28px}
    .story-box p{margin:0 0 14px;color:var(--muted)}
    .story-box p:last-child{margin-bottom:0}
    .feature-list{display:grid;gap:12px}
    .feature-item{
      display:flex;gap:12px;padding:14px 15px;border-radius:16px;background:var(--surface-2);border:1px solid var(--line);
    }
    .feature-dot{
      width:12px;height:12px;border-radius:50%;margin-top:7px;background:linear-gradient(135deg,var(--primary),var(--accent));flex:none;
      box-shadow:0 0 0 6px rgba(76,125,187,.08);
    }
    .feature-item strong{display:block;margin-bottom:4px}
    .feature-item span{display:block;color:var(--muted);font-size:.94rem}
    .filter-box{padding:20px}
    .filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
    .filter-chip{
      display:inline-flex;align-items:center;gap:8px;padding:.55rem .88rem;border-radius:999px;
      background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:600;
    }
    .filter-chip.active{background:var(--primary-soft);color:var(--primary-2);border-color:rgba(76,125,187,.2)}
    .content-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
    .content-card{
      grid-column:span 6;
      background:linear-gradient(180deg,#fff,#f8fbff);
      border:1px solid rgba(216,227,239,.95);border-radius:18px;overflow:hidden;
      box-shadow:var(--shadow-sm);transition:.25s ease;
    }
    .content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .content-thumb{
      height:168px;background:
        linear-gradient(135deg,rgba(76,125,187,.92),rgba(124,168,219,.72)),
        radial-gradient(circle at top right,rgba(255,255,255,.42),transparent 35%);
      position:relative;overflow:hidden;
    }
    .content-thumb::after{
      content:"";position:absolute;inset:auto 0 0 0;height:42%;
      background:linear-gradient(180deg,transparent,rgba(10,26,42,.22));
    }
    .thumb-badge{
      position:absolute;left:16px;top:16px;z-index:1;
      background:rgba(255,255,255,.94);color:var(--primary-2);
      font-weight:800;padding:.36rem .68rem;border-radius:999px;font-size:.85rem;
    }
    .content-body{padding:18px}
    .content-body h3{font-size:1.06rem;font-weight:800;margin:0 0 8px}
    .content-body p{margin:0 0 14px;color:var(--muted);font-size:.95rem;line-height:1.65}
    .content-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
    .tag{
      display:inline-flex;align-items:center;padding:.32rem .62rem;border-radius:999px;
      background:var(--primary-soft);color:var(--primary-2);font-size:.82rem;font-weight:700;
    }
    .card-action{display:flex;justify-content:space-between;align-items:center;gap:10px}
    .card-link{font-weight:700;color:var(--primary-2)}
    .card-link:hover{color:var(--primary)}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .stat-card{
      background:linear-gradient(180deg,#fff, #f8fbff);
      border:1px solid rgba(216,227,239,.92);border-radius:18px;padding:18px;box-shadow:var(--shadow-sm);
    }
    .stat-num{font-size:1.65rem;font-weight:800;color:var(--primary-2);line-height:1.1}
    .stat-label{color:var(--muted);font-size:.93rem;margin-top:6px}
    .trust-box{padding:26px}
    .trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
    .trust-item{
      padding:18px;border-radius:16px;background:var(--surface-2);border:1px solid var(--line);
    }
    .trust-item h3{font-size:1rem;font-weight:800;margin:0 0 8px}
    .trust-item p{margin:0;color:var(--muted);font-size:.95rem}
    .faq-box{padding:26px}
    .accordion-item{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;margin-bottom:12px}
    .accordion-button{font-weight:700;background:#fff;color:var(--text);box-shadow:none;padding:1rem 1.1rem}
    .accordion-button:not(.collapsed){color:var(--primary-2);background:var(--primary-soft)}
    .accordion-button:focus{box-shadow:0 0 0 .2rem rgba(76,125,187,.14)}
    .accordion-body{color:var(--muted);background:#fff;padding:1rem 1.1rem 1.1rem}
    .cta-box{
      padding:30px;background:linear-gradient(135deg,#fff, #edf4fb);
      border-radius:22px;border:1px solid rgba(216,227,239,.92);box-shadow:var(--shadow);
    }
    .cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:center}
    .cta-box h2{font-size:1.65rem;font-weight:800;margin:0 0 10px}
    .cta-box p{color:var(--muted);margin:0 0 18px}
    .reserve-form{
      background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow-sm)
    }
    .form-label{font-weight:700;color:var(--text)}
    .form-control,.form-select{
      border-radius:12px;border-color:#cfdae7;padding:.82rem .95rem;background:#fff;
    }
    .form-control:focus,.form-select:focus{
      border-color:rgba(76,125,187,.45);box-shadow:0 0 0 .2rem rgba(76,125,187,.12)
    }
    .note-line{font-size:.88rem;color:var(--muted);margin-top:10px}
    .site-footer{
      margin-top:28px;padding:28px 0 36px;border-top:1px solid rgba(216,227,239,.9);
      background:rgba(244,248,252,.72)
    }
    .footer-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:flex-start}
    .footer-brand{font-size:1.1rem;font-weight:800;margin-bottom:10px}
    .footer-text,.copyright{color:var(--muted);font-size:.95rem}
    .footer-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
    .footer-links a{
      color:var(--muted);padding:.2rem 0;font-weight:600;border-bottom:1px solid transparent;
    }
    .footer-links a:hover{color:var(--primary-2);border-bottom-color:var(--primary-2)}
    .copyright{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
    @media (max-width: 991.98px){
      .hero-grid,.story-grid,.cta-grid,.footer-grid{grid-template-columns:1fr}
      .hero-panel{border-left:none;border-top:1px solid rgba(216,227,239,.9)}
      .content-card{grid-column:span 12}
      .stats-grid,.trust-grid{grid-template-columns:repeat(2,1fr)}
      .footer-links{justify-content:flex-start}
      .nav-wrap{padding-top:14px}
      .site-header .navbar .site-container{gap:10px}
    }
    @media (max-width: 767.98px){
      .page-hero{padding-top:28px}
      .hero-copy,.hero-panel,.story-box,.filter-box,.trust-box,.faq-box,.cta-box{padding:20px}
      .stats-grid,.trust-grid{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:flex-start}
      h1{font-size:clamp(1.7rem,8vw,2.45rem)}
      .lead-text{font-size:.98rem}
      .card-action{flex-direction:column;align-items:flex-start}
    }
    @media (max-width: 520px){
      .site-container{padding:0 14px}
      .hero-actions .btn-main,.hero-actions .btn-outline-main,
      .btn-main.nav-cta{width:100%}
      .navbar-brand{font-size:.98rem}
      .brand-mark{width:34px;height:34px;border-radius:11px}
      .mini-badge{width:100%;justify-content:center}
    }

/* roulang page: category2 */
:root{
      --primary:#4f8fe8;
      --primary-strong:#2f73d6;
      --primary-soft:#eaf3ff;
      --primary-pale:#f5f9ff;
      --ink:#102033;
      --text:#334155;
      --muted:#6b7a90;
      --light:#f8fbff;
      --white:#ffffff;
      --line:#dce7f5;
      --line-strong:#c7d8ef;
      --success:#2f9b73;
      --warning:#f2a93b;
      --danger:#e26969;
      --shadow-sm:0 8px 22px rgba(30,80,140,.08);
      --shadow-md:0 18px 48px rgba(30,80,140,.12);
      --radius:8px;
      --radius-lg:14px;
      --container:1180px;
      --nav-height:74px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:linear-gradient(180deg,#f7fbff 0%,#ffffff 38%,#f6faff 100%);
      line-height:1.68;
      font-size:16px;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0}
    ::selection{background:#cfe4ff;color:#0d2948}
    .site-container{
      width:min(var(--container),calc(100% - 40px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(210,225,244,.85);
      box-shadow:0 8px 30px rgba(29,78,130,.05);
    }
    .site-header .navbar{
      min-height:var(--nav-height);
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--ink);
      font-weight:800;
      letter-spacing:-.02em;
      font-size:17px;
      max-width:430px;
      white-space:normal;
      line-height:1.25;
    }
    .brand-mark{
      width:36px;
      height:36px;
      border-radius:8px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--primary),#88b9f5);
      box-shadow:0 10px 24px rgba(79,143,232,.26);
    }
    .nav-wrap{gap:22px}
    .navbar-nav{
      align-items:center;
      gap:6px;
      padding:8px;
      border:1px solid rgba(220,231,245,.8);
      border-radius:999px;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .nav-link{
      color:#526176;
      font-weight:700;
      font-size:14px;
      padding:8px 14px!important;
      border-radius:999px;
      line-height:1.25;
    }
    .nav-link:hover,
    .nav-link:focus{
      color:var(--primary-strong);
      background:var(--primary-soft);
    }
    .nav-link.active{
      color:#fff!important;
      background:var(--primary);
      box-shadow:0 8px 20px rgba(79,143,232,.25);
    }
    .navbar-toggler{
      border:1px solid var(--line);
      border-radius:8px;
      padding:8px 10px;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .navbar-toggler:focus{
      box-shadow:0 0 0 4px rgba(79,143,232,.18);
    }
    .btn-main,
    .btn-ghost,
    .btn-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:11px 18px;
      border-radius:8px;
      font-weight:800;
      letter-spacing:.01em;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-main{
      color:#fff;
      background:linear-gradient(180deg,var(--primary),var(--primary-strong));
      box-shadow:0 12px 26px rgba(79,143,232,.28);
      border:1px solid rgba(47,115,214,.2);
    }
    .btn-main:hover,
    .btn-main:focus{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 16px 32px rgba(79,143,232,.34);
      background:linear-gradient(180deg,#5e9bef,#2869c8);
    }
    .btn-ghost{
      color:var(--primary-strong);
      background:#fff;
      border:1px solid var(--line-strong);
      box-shadow:var(--shadow-sm);
    }
    .btn-ghost:hover,
    .btn-ghost:focus{
      color:#1f5fb8;
      border-color:#9fc4f2;
      transform:translateY(-2px);
      box-shadow:var(--shadow-md);
    }
    .btn-soft{
      color:#245fae;
      background:var(--primary-soft);
      border:1px solid #d5e8ff;
    }
    .btn-soft:hover,
    .btn-soft:focus{
      background:#dfeeff;
      color:#1e56a2;
      transform:translateY(-1px);
    }
    .nav-cta{min-height:42px;padding-inline:16px}
    .page-hero{
      position:relative;
      overflow:hidden;
      padding:46px 0 34px;
      background:
        radial-gradient(circle at 12% 22%,rgba(138,190,255,.34),transparent 28%),
        radial-gradient(circle at 88% 8%,rgba(79,143,232,.14),transparent 32%),
        linear-gradient(180deg,#f8fbff 0%,#ffffff 100%);
      border-bottom:1px solid rgba(220,231,245,.82);
    }
    .flash-strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-bottom:22px;
      padding:12px 14px 12px 18px;
      border:1px solid #d7e7fb;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.86);
      box-shadow:var(--shadow-sm);
    }
    .flash-left{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .flash-dot{
      width:10px;
      height:10px;
      border-radius:999px;
      background:var(--warning);
      box-shadow:0 0 0 7px rgba(242,169,59,.16);
      flex:0 0 auto;
    }
    .flash-title{
      font-size:14px;
      color:var(--ink);
      font-weight:800;
      white-space:nowrap;
    }
    .flash-note{
      color:var(--muted);
      font-size:13px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .countdown{
      display:flex;
      align-items:center;
      gap:7px;
      flex:0 0 auto;
    }
    .time-box{
      min-width:38px;
      padding:5px 7px;
      border-radius:7px;
      background:#102033;
      color:#fff;
      text-align:center;
      font-size:13px;
      font-weight:900;
      letter-spacing:.04em;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:28px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border:1px solid #d6e8ff;
      border-radius:999px;
      background:#fff;
      color:#2d6ac3;
      font-size:13px;
      font-weight:800;
      margin-bottom:16px;
      box-shadow:var(--shadow-sm);
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--success);
    }
    h1{
      color:var(--ink);
      font-size:clamp(32px,4.5vw,56px);
      line-height:1.08;
      margin:0 0 18px;
      letter-spacing:-.045em;
      font-weight:900;
    }
    .hero-lead{
      color:#526176;
      font-size:18px;
      max-width:720px;
      margin:0 0 24px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:12px;
      margin-bottom:22px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:#607089;
      font-size:13px;
      font-weight:700;
    }
    .tag strong{color:var(--primary-strong)}
    .feature-card{
      border:1px solid rgba(210,225,244,.95);
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-md);
      padding:18px;
      height:100%;
    }
    .main-pick{
      position:relative;
      overflow:hidden;
      padding:20px;
      border-radius:12px;
      background:linear-gradient(135deg,#f1f7ff 0%,#ffffff 58%,#eaf4ff 100%);
      border:1px solid #d4e6fb;
      min-height:100%;
    }
    .main-pick::after{
      content:"";
      position:absolute;
      right:-52px;
      top:-46px;
      width:160px;
      height:160px;
      border-radius:50%;
      background:rgba(79,143,232,.16);
    }
    .pick-head{
      position:relative;
      z-index:1;
      display:flex;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
      align-items:flex-start;
    }
    .badge-blue{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:#dfefff;
      color:#245fae;
      font-size:12px;
      font-weight:900;
      border:1px solid #c9e1ff;
    }
    .pick-title{
      color:var(--ink);
      font-size:22px;
      line-height:1.28;
      font-weight:900;
      margin:0 0 8px;
    }
    .pick-text{
      color:#5f6f85;
      margin:0 0 18px;
      font-size:15px;
    }
    .pick-list{
      display:grid;
      gap:10px;
      margin:0 0 20px;
      padding:0;
      list-style:none;
    }
    .pick-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:11px 12px;
      border-radius:8px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(220,231,245,.9);
      color:#405168;
      font-weight:700;
      font-size:14px;
    }
    .check{
      width:20px;
      height:20px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      background:#e7f6ef;
      color:var(--success);
      font-weight:900;
      font-size:12px;
    }
    .section{
      padding:72px 0;
    }
    .section-sm{padding:52px 0}
    .section-head{
      display:grid;
      grid-template-columns:minmax(0,.8fr) minmax(260px,.45fr);
      gap:22px;
      align-items:end;
      margin-bottom:28px;
    }
    .section-kicker{
      color:var(--primary-strong);
      font-size:13px;
      font-weight:900;
      letter-spacing:.08em;
      margin-bottom:8px;
    }
    .section-title{
      color:var(--ink);
      font-size:clamp(25px,3vw,38px);
      line-height:1.18;
      font-weight:900;
      letter-spacing:-.03em;
      margin:0;
    }
    .section-summary{
      color:#617188;
      margin:0;
      font-size:15px;
    }
    .filter-panel{
      padding:18px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      margin-bottom:22px;
    }
    .filter-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .chip-group{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .chip{
      padding:8px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:#53647b;
      font-size:13px;
      font-weight:800;
    }
    .chip.active,
    .chip:hover{
      color:#fff;
      background:var(--primary);
      border-color:var(--primary);
      box-shadow:0 10px 22px rgba(79,143,232,.22);
    }
    .sort-select{
      min-width:190px;
      height:42px;
      padding:0 12px;
      border:1px solid var(--line-strong);
      border-radius:8px;
      color:#405168;
      background:#fff;
      outline:none;
    }
    .sort-select:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(79,143,232,.14);
    }
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:18px;
    }
    .guide-card{
      grid-column:span 4;
      display:flex;
      flex-direction:column;
      min-height:248px;
      padding:20px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-sm);
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    }
    .guide-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-md);
      border-color:#bcd7f7;
    }
    .guide-icon{
      width:44px;
      height:44px;
      border-radius:8px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:var(--primary-soft);
      color:var(--primary-strong);
      font-weight:900;
      margin-bottom:16px;
    }
    .guide-card h3{
      color:var(--ink);
      font-size:19px;
      font-weight:900;
      margin:0 0 8px;
      line-height:1.3;
    }
    .guide-card p{
      color:#617188;
      margin:0 0 16px;
      font-size:14px;
    }
    .mini-meta{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding-top:14px;
      border-top:1px solid #eef3fa;
      color:#718196;
      font-size:13px;
      font-weight:700;
    }
    .matrix-wrap{
      display:grid;
      grid-template-columns:minmax(0,.95fr) minmax(300px,.45fr);
      gap:22px;
      align-items:start;
    }
    .compat-table{
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .compat-row{
      display:grid;
      grid-template-columns:1.1fr .9fr 1.2fr;
      gap:0;
      border-bottom:1px solid #edf3fb;
    }
    .compat-row:last-child{border-bottom:0}
    .compat-row > div{
      padding:16px 18px;
      color:#53647b;
      font-size:14px;
    }
    .compat-row.head > div{
      color:var(--ink);
      font-weight:900;
      background:#f1f7ff;
    }
    .status-ok,.status-mid{
      display:inline-flex;
      align-items:center;
      gap:6px;
      font-weight:900;
      border-radius:999px;
      padding:5px 9px;
      font-size:12px;
    }
    .status-ok{background:#e7f6ef;color:#217857}
    .status-mid{background:#fff3dc;color:#986313}
    .side-note{
      padding:22px;
      border-radius:var(--radius-lg);
      border:1px solid #d5e6fb;
      background:linear-gradient(180deg,#ffffff,#f2f8ff);
      box-shadow:var(--shadow-sm);
    }
    .side-note h3{
      color:var(--ink);
      font-size:20px;
      font-weight:900;
      margin:0 0 10px;
    }
    .side-note p{margin:0 0 14px;color:#5c6d83}
    .rank-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .rank-list li{
      display:flex;
      align-items:center;
      gap:10px;
      padding:10px 12px;
      border:1px solid #e3edf8;
      border-radius:8px;
      background:#fff;
      font-weight:800;
      color:#405168;
      font-size:14px;
    }
    .rank-num{
      width:24px;
      height:24px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:#eef6ff;
      color:#2f73d6;
      font-size:12px;
      font-weight:900;
      flex:0 0 auto;
    }
    .process{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .step-card{
      position:relative;
      padding:20px;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .step-card::before{
      content:attr(data-step);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:34px;
      height:34px;
      border-radius:8px;
      background:#102033;
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
    }
    .step-card h3{
      color:var(--ink);
      font-size:18px;
      font-weight:900;
      margin:0 0 8px;
    }
    .step-card p{
      color:#617188;
      margin:0;
      font-size:14px;
    }
    .proof-band{
      border-radius:18px;
      padding:30px;
      background:#102033;
      color:#d7e5f8;
      box-shadow:0 20px 48px rgba(16,32,51,.18);
      overflow:hidden;
      position:relative;
    }
    .proof-band::after{
      content:"";
      position:absolute;
      width:240px;
      height:240px;
      right:-80px;
      top:-80px;
      border-radius:50%;
      background:rgba(79,143,232,.25);
    }
    .proof-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .proof-item{
      padding:18px;
      border:1px solid rgba(215,229,248,.16);
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.06);
    }
    .proof-num{
      color:#fff;
      font-size:30px;
      line-height:1;
      font-weight:900;
      margin-bottom:8px;
    }
    .proof-item p{
      margin:0;
      color:#c9d8ea;
      font-size:14px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:minmax(260px,.42fr) minmax(0,.8fr);
      gap:28px;
      align-items:start;
    }
    .faq-intro{
      position:sticky;
      top:96px;
      padding:22px;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .faq-intro h2{
      color:var(--ink);
      font-weight:900;
      line-height:1.2;
      margin:0 0 10px;
      font-size:28px;
    }
    .faq-intro p{color:#617188;margin:0 0 16px}
    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:var(--radius-lg)!important;
      overflow:hidden;
      box-shadow:var(--shadow-sm);
      background:#fff;
    }
    .accordion-button{
      color:var(--ink);
      font-weight:900;
      padding:18px 20px;
      background:#fff;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:#245fae;
      background:#f1f7ff;
    }
    .accordion-button:focus{
      box-shadow:0 0 0 4px rgba(79,143,232,.14)!important;
      border-color:transparent;
    }
    .accordion-body{
      color:#5f6f85;
      padding:18px 20px 20px;
      border-top:1px solid #edf3fb;
    }
    .cta-panel{
      display:grid;
      grid-template-columns:minmax(0,.95fr) minmax(320px,.55fr);
      gap:24px;
      align-items:center;
      padding:34px;
      border-radius:18px;
      border:1px solid #cfe2fa;
      background:
        linear-gradient(135deg,rgba(234,243,255,.94),rgba(255,255,255,.96)),
        radial-gradient(circle at 100% 0%,rgba(79,143,232,.18),transparent 36%);
      box-shadow:var(--shadow-md);
    }
    .cta-panel h2{
      color:var(--ink);
      font-size:32px;
      line-height:1.18;
      font-weight:900;
      margin:0 0 10px;
      letter-spacing:-.03em;
    }
    .cta-panel p{
      color:#5f6f85;
      margin:0;
    }
    .reserve-form{
      display:flex;
      gap:10px;
      padding:8px;
      border:1px solid #c9def6;
      border-radius:12px;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .reserve-form input{
      flex:1;
      min-width:0;
      border:0;
      outline:0;
      padding:0 10px;
      color:var(--ink);
      background:transparent;
    }
    .reserve-form input::placeholder{color:#93a3b8}
    .reserve-form:focus-within{
      box-shadow:0 0 0 4px rgba(79,143,232,.14),var(--shadow-sm);
      border-color:#9fc4f2;
    }
    .form-tip{
      color:#708197;
      font-size:13px;
      margin-top:10px;
    }
    .site-footer{
      padding:44px 0 28px;
      background:#ffffff;
      border-top:1px solid var(--line);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,.7fr) minmax(260px,.45fr);
      gap:34px;
      align-items:start;
      padding-bottom:26px;
    }
    .footer-brand{
      color:var(--ink);
      font-size:20px;
      font-weight:900;
      margin-bottom:10px;
    }
    .footer-text{
      color:#617188;
      max-width:680px;
      margin:0;
      font-size:14px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:8px 11px;
      border-radius:999px;
      border:1px solid var(--line);
      color:#53647b;
      background:#fff;
      font-weight:800;
      font-size:13px;
    }
    .footer-links a:hover{
      color:var(--primary-strong);
      background:var(--primary-soft);
      border-color:#cbe1fb;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      padding-top:20px;
      border-top:1px solid #edf3fb;
      color:#7b8ba2;
      font-size:13px;
    }
    @media (max-width:1024px){
      .hero-grid,
      .matrix-wrap,
      .cta-panel{
        grid-template-columns:1fr;
      }
      .guide-card{grid-column:span 6}
      .process{grid-template-columns:repeat(2,1fr)}
      .proof-grid{grid-template-columns:1fr 1fr}
      .section-head{grid-template-columns:1fr}
      .flash-strip{align-items:flex-start}
    }
    @media (max-width:991px){
      .site-header .navbar{padding:12px 0}
      .nav-wrap{
        margin-top:14px;
        padding:14px;
        border-radius:14px;
        background:#fff;
        border:1px solid var(--line);
        box-shadow:var(--shadow-md);
      }
      .navbar-nav{
        align-items:stretch;
        border:0;
        box-shadow:none;
        border-radius:0;
        padding:0;
        gap:8px;
      }
      .nav-link{
        border-radius:8px;
        padding:11px 12px!important;
      }
      .nav-cta{
        width:100%;
        margin-top:10px;
      }
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .page-hero{padding:28px 0 24px}
      .section{padding:52px 0}
      .section-sm{padding:40px 0}
      .flash-strip{
        flex-direction:column;
        gap:12px;
      }
      .flash-left{width:100%}
      .flash-title{white-space:normal}
      .flash-note{white-space:normal}
      .hero-lead{font-size:16px}
      .guide-card{grid-column:span 12}
      .compat-row{
        grid-template-columns:1fr;
      }
      .compat-row > div{
        padding:12px 14px;
      }
      .compat-row.head{display:none}
      .compat-row > div::before{
        display:block;
        color:#8da0b8;
        font-size:12px;
        font-weight:900;
        margin-bottom:3px;
      }
      .compat-row > div:nth-child(1)::before{content:"设备"}
      .compat-row > div:nth-child(2)::before{content:"状态"}
      .compat-row > div:nth-child(3)::before{content:"建议"}
      .faq-wrap,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .faq-intro{position:static}
      .footer-links{justify-content:flex-start}
      .reserve-form{
        flex-direction:column;
      }
      .reserve-form input{
        min-height:42px;
      }
    }
    @media (max-width:520px){
      .navbar-brand{
        font-size:15px;
        max-width:260px;
      }
      .brand-mark{
        width:32px;
        height:32px;
      }
      h1{font-size:31px}
      .hero-actions .btn-main,
      .hero-actions .btn-ghost,
      .main-pick .btn-main,
      .main-pick .btn-ghost{
        width:100%;
      }
      .countdown{width:100%;justify-content:space-between}
      .time-box{flex:1}
      .process{grid-template-columns:1fr}
      .proof-grid{grid-template-columns:1fr}
      .filter-row{align-items:stretch}
      .sort-select{width:100%}
      .cta-panel{padding:24px}
      .cta-panel h2{font-size:25px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }