/* roulang page: index */
:root {
      --bg: #f6f9fc;
      --surface: #ffffff;
      --surface-soft: #eef5fb;
      --surface-line: #d9e7f2;
      --primary: #1f66b2;
      --primary-dark: #174f8c;
      --primary-soft: #e8f2fb;
      --ink: #102033;
      --muted: #607086;
      --muted-2: #8190a3;
      --green: #2f8f67;
      --gold: #c7a45a;
      --danger: #c95757;
      --border: #dce7f0;
      --shadow: 0 18px 50px rgba(31, 76, 116, .10);
      --shadow-hover: 0 24px 70px rgba(31, 76, 116, .16);
      --radius: 10px;
      --radius-sm: 8px;
      --container: 1160px;
      --header-h: 76px;
      --ease: 180ms 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, #f8fbfe 0%, #f2f7fb 42%, #ffffff 100%);
      line-height: 1.7;
      font-size: 16px;
      letter-spacing: 0;
    }

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

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

    button {
      cursor: pointer;
      border: 0;
    }

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, .92);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(217, 231, 242, .88);
    }

    .nav-wrap {
      height: var(--header-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 28px;
    }

    .nav-side {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .nav-side.left {
      justify-content: flex-end;
    }

    .nav-side.right {
      justify-content: flex-start;
    }

    .brand {
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-width: 230px;
      color: var(--ink);
      font-weight: 700;
      line-height: 1.18;
      text-align: center;
    }

    .brand-mark {
      width: 44px;
      height: 6px;
      margin-bottom: 7px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--primary), var(--green), var(--gold));
    }

    .brand small {
      display: block;
      margin-top: 3px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 500;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      height: 40px;
      padding: 0 14px;
      border-radius: var(--radius-sm);
      color: var(--muted);
      font-weight: 600;
      transition: background var(--ease), color var(--ease), transform var(--ease);
      white-space: nowrap;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--primary);
      background: var(--primary-soft);
      outline: none;
    }

    .nav-link.active {
      color: var(--primary);
      background: #edf6ff;
    }

    .mobile-toggle,
    .quick-consult {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: var(--radius-sm);
      background: var(--surface);
      border: 1px solid var(--border);
      color: var(--primary);
      align-items: center;
      justify-content: center;
      transition: border var(--ease), background var(--ease);
    }

    .mobile-toggle span,
    .mobile-toggle span::before,
    .mobile-toggle span::after {
      display: block;
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 2px;
      content: "";
    }

    .mobile-toggle span {
      position: relative;
    }

    .mobile-toggle span::before {
      position: absolute;
      top: -6px;
    }

    .mobile-toggle span::after {
      position: absolute;
      top: 6px;
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--border);
      background: rgba(255, 255, 255, .98);
    }

    .mobile-panel.open {
      display: block;
    }

    .mobile-menu {
      padding: 14px 0 18px;
      display: grid;
      gap: 8px;
    }

    .mobile-menu .nav-link {
      justify-content: center;
      height: 46px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 20px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 12px 28px rgba(31, 102, 178, .22);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      background: var(--primary-dark);
      transform: translateY(-2px);
      outline: none;
    }

    .btn-secondary {
      background: #fff;
      color: var(--primary);
      border: 1px solid #b9d4ea;
    }

    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      border-color: var(--primary);
      background: #f5fbff;
      transform: translateY(-2px);
      outline: none;
    }

    .btn-soft {
      background: #edf4fa;
      color: #38536d;
      border: 1px solid var(--border);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 11px;
      border-radius: 999px;
      color: var(--primary);
      background: var(--primary-soft);
      border: 1px solid #cfe2f2;
      font-size: 13px;
      font-weight: 600;
    }

    .section {
      padding: 78px 0;
    }

    .section.alt {
      background: rgba(238, 245, 251, .64);
      border-top: 1px solid rgba(217, 231, 242, .68);
      border-bottom: 1px solid rgba(217, 231, 242, .68);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-head.center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    .section-kicker {
      color: var(--primary);
      font-size: 14px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      margin-bottom: 18px;
      font-size: clamp(34px, 5vw, 60px);
      line-height: 1.12;
      font-weight: 700;
    }

    h2 {
      margin-bottom: 12px;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.22;
      font-weight: 700;
    }

    h3 {
      margin-bottom: 10px;
      font-size: 19px;
      line-height: 1.35;
      font-weight: 700;
    }

    .lead {
      color: var(--muted);
      font-size: 18px;
      line-height: 1.85;
      max-width: 820px;
    }

    .hero {
      position: relative;
      padding: 72px 0 54px;
      overflow: hidden;
      background:
        linear-gradient(90deg, rgba(31, 102, 178, .08) 1px, transparent 1px),
        linear-gradient(180deg, rgba(31, 102, 178, .07) 1px, transparent 1px),
        linear-gradient(135deg, #f8fcff 0%, #edf6fd 100%);
      background-size: 88px 88px, 88px 88px, auto;
      border-bottom: 1px solid var(--border);
    }

    .hero::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 22px;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(199, 164, 90, .65), transparent);
    }

    .hero-stage {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
      gap: 48px;
      align-items: center;
      min-height: 520px;
    }

    .hero-copy {
      max-width: 720px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin: 28px 0 26px;
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      max-width: 650px;
    }

    .point {
      padding: 14px;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, .76);
      border: 1px solid rgba(207, 226, 242, .9);
    }

    .point strong {
      display: block;
      color: var(--primary);
      font-size: 22px;
      line-height: 1.2;
    }

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

    .vertical-stage {
      justify-self: end;
      width: min(100%, 460px);
      display: grid;
      grid-template-columns: .74fr 1fr;
      gap: 14px;
      align-items: stretch;
    }

    .vertical-strip {
      min-height: 430px;
      border-radius: 18px;
      padding: 18px;
      background:
        linear-gradient(180deg, #ffffff 0%, #eef6fd 100%);
      border: 1px solid #cfe2f2;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .strip-lines {
      display: grid;
      gap: 10px;
    }

    .strip-line {
      height: 10px;
      border-radius: 999px;
      background: #d9e9f6;
    }

    .strip-line:nth-child(2) {
      width: 78%;
      background: #bad7ed;
    }

    .strip-line:nth-child(3) {
      width: 62%;
      background: #e5d6af;
    }

    .strip-number {
      display: grid;
      gap: 6px;
      color: var(--primary);
    }

    .strip-number b {
      font-size: 46px;
      line-height: 1;
    }

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

    .stage-board {
      display: grid;
      gap: 14px;
    }

    .board-card {
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .9);
      border: 1px solid var(--border);
      box-shadow: 0 12px 38px rgba(31, 76, 116, .09);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .board-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: #b8d7ef;
    }

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

    .mini-tag {
      display: inline-flex;
      align-items: center;
      padding: 5px 9px;
      border-radius: 999px;
      background: #f3f7fb;
      color: #52677d;
      border: 1px solid var(--border);
      font-size: 12px;
      font-weight: 600;
    }

    .series-grid {
      display: grid;
      grid-template-columns: 1.2fr repeat(3, 1fr);
      gap: 16px;
    }

    .series-card,
    .solution-card,
    .metric-card,
    .info-card,
    .timeline-card,
    .progress-card,
    .privacy-card,
    .faq-item,
    .member-box {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }

    .series-card {
      min-height: 168px;
      padding: 22px;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .series-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: #b8d7ef;
    }

    .series-card.featured {
      background:
        linear-gradient(135deg, rgba(31, 102, 178, .10), rgba(47, 143, 103, .08)),
        #fff;
    }

    .series-card p,
    .solution-card p,
    .info-card p,
    .timeline-card p,
    .privacy-card p {
      margin-bottom: 0;
      color: var(--muted);
    }

    .solution-layout {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
      align-items: stretch;
    }

    .solution-main {
      display: grid;
      gap: 18px;
    }

    .solution-side {
      display: grid;
      gap: 18px;
    }

    .solution-card {
      padding: 24px;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .solution-card:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      border-color: #b8d7ef;
    }

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

    .score {
      width: 44px;
      height: 34px;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #eef7ff;
      color: var(--primary);
      border: 1px solid #cfe2f2;
      font-weight: 700;
    }

    .check-list {
      list-style: none;
      padding: 0;
      margin: 18px 0 0;
      display: grid;
      gap: 10px;
    }

    .check-list li {
      position: relative;
      padding-left: 22px;
      color: #40556b;
    }

    .check-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .72em;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 0 4px rgba(47, 143, 103, .12);
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 14px;
    }

    .metric-card {
      padding: 20px;
      min-height: 138px;
      box-shadow: none;
      background: linear-gradient(180deg, #ffffff, #f7fbfe);
    }

    .metric-card strong {
      display: block;
      color: var(--primary);
      font-size: 34px;
      line-height: 1.1;
      margin-bottom: 8px;
    }

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

    .info-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
      gap: 20px;
      align-items: start;
    }

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

    .info-link {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 16px;
      padding: 17px 18px;
      border-radius: var(--radius-sm);
      background: #fff;
      border: 1px solid var(--border);
      transition: background var(--ease), border-color var(--ease), transform var(--ease);
    }

    .info-link:hover,
    .info-link:focus-visible {
      background: #f7fbff;
      border-color: #b8d7ef;
      transform: translateY(-1px);
      outline: none;
    }

    .info-link b {
      font-size: 17px;
    }

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

    .info-card {
      padding: 22px;
      position: sticky;
      top: 96px;
    }

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

    .timeline-card {
      padding: 20px;
      position: relative;
      overflow: hidden;
    }

    .time {
      display: inline-flex;
      margin-bottom: 12px;
      color: var(--gold);
      font-weight: 700;
      font-size: 14px;
    }

    .progress-wrap {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 22px;
      align-items: center;
    }

    .progress-card {
      padding: 24px;
    }

    .bar-row {
      margin: 18px 0;
    }

    .bar-label {
      display: flex;
      justify-content: space-between;
      color: var(--muted);
      font-size: 14px;
      margin-bottom: 8px;
    }

    .bar {
      height: 10px;
      border-radius: 999px;
      background: #e3edf5;
      overflow: hidden;
    }

    .bar span {
      display: block;
      height: 100%;
      width: 76%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--green));
    }

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

    .privacy-card {
      padding: 22px;
      box-shadow: none;
      background: #fff;
    }

    .privacy-icon {
      width: 38px;
      height: 38px;
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: #edf6ff;
      color: var(--primary);
      font-weight: 700;
    }

    .faq-list {
      display: grid;
      gap: 12px;
      max-width: 920px;
      margin: 0 auto;
    }

    .faq-item {
      overflow: hidden;
      box-shadow: none;
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 0 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      text-align: left;
      background: #fff;
      color: var(--ink);
      font-weight: 700;
    }

    .faq-question:focus-visible {
      outline: 3px solid rgba(31, 102, 178, .22);
      outline-offset: -3px;
    }

    .faq-question::after {
      content: "+";
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: var(--primary-soft);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      margin-left: 16px;
      font-weight: 700;
    }

    .faq-item.open .faq-question {
      background: #f6fbff;
      color: var(--primary);
    }

    .faq-item.open .faq-question::after {
      content: "-";
    }

    .faq-answer {
      display: none;
      padding: 0 22px 20px;
      color: var(--muted);
      border-left: 3px solid var(--primary);
      background: #f6fbff;
    }

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

    .member-box {
      padding: 34px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(135deg, rgba(31, 102, 178, .10), rgba(199, 164, 90, .10)),
        #fff;
    }

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

    .site-footer {
      background: #eaf2f8;
      border-top: 1px solid var(--border);
      padding: 42px 0 30px;
      color: #40556b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 30px;
      align-items: start;
    }

    .footer-brand {
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 10px;
    }

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

    .footer-links a {
      padding: 8px 10px;
      border-radius: var(--radius-sm);
      color: var(--muted);
      transition: background var(--ease), color var(--ease);
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      background: #fff;
      color: var(--primary);
      outline: none;
    }

    .copyright {
      margin-top: 26px;
      padding-top: 18px;
      border-top: 1px solid #d3e2ed;
      color: var(--muted-2);
      font-size: 14px;
    }

    .modal-mask {
      position: fixed;
      inset: 0;
      z-index: 90;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 22px;
      background: rgba(16, 32, 51, .28);
    }

    .modal-mask.open {
      display: flex;
    }

    .modal {
      width: min(560px, 100%);
      max-height: calc(100vh - 44px);
      overflow: auto;
      background: #fff;
      border-radius: 12px;
      border: 1px solid var(--border);
      box-shadow: 0 30px 90px rgba(16, 32, 51, .28);
    }

    .modal-head {
      padding: 22px 24px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .modal-head h3 {
      margin-bottom: 0;
    }

    .modal-close {
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      color: var(--muted);
      background: #f3f7fb;
      font-size: 22px;
      line-height: 1;
    }

    .modal-close:hover,
    .modal-close:focus-visible {
      background: #e7f1fa;
      color: var(--primary);
      outline: none;
    }

    .lead-form {
      padding: 24px;
      display: grid;
      gap: 16px;
    }

    .field label {
      display: block;
      margin-bottom: 7px;
      color: #334b63;
      font-weight: 600;
      font-size: 14px;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid #cbddea;
      border-radius: var(--radius-sm);
      background: #fbfdff;
      color: var(--ink);
      padding: 12px 13px;
      min-height: 46px;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    .field textarea {
      resize: vertical;
      min-height: 110px;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(31, 102, 178, .14);
      background: #fff;
      outline: none;
    }

    .field .error {
      display: none;
      margin-top: 6px;
      color: var(--danger);
      font-size: 13px;
    }

    .field.is-error input {
      border-color: var(--danger);
    }

    .field.is-error .error {
      display: block;
    }

    .consent {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--muted);
      font-size: 14px;
    }

    .consent input {
      width: 18px;
      height: 18px;
      margin-top: 4px;
      accent-color: var(--primary);
    }

    .success-note {
      display: none;
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      background: #edf8f2;
      color: #2f7657;
      border: 1px solid #cbe8d7;
      font-size: 14px;
    }

    .lead-form.sent .success-note {
      display: block;
    }

    @media (max-width: 1024px) {
      .hero-stage,
      .solution-layout,
      .progress-wrap,
      .info-layout,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .vertical-stage {
        justify-self: stretch;
        width: 100%;
      }

      .series-grid,
      .metrics-grid,
      .privacy-grid,
      .timeline {
        grid-template-columns: repeat(2, 1fr);
      }

      .info-card {
        position: static;
      }

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

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

    @media (max-width: 768px) {
      :root {
        --header-h: 64px;
      }

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

      .nav-wrap {
        grid-template-columns: 42px 1fr 42px;
        gap: 10px;
      }

      .nav-side {
        display: none;
      }

      .mobile-toggle,
      .quick-consult {
        display: inline-flex;
      }

      .brand {
        min-width: 0;
        font-size: 14px;
      }

      .brand small {
        display: none;
      }

      .hero {
        padding: 44px 0 40px;
      }

      .hero-stage {
        min-height: auto;
        gap: 30px;
      }

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

      .vertical-stage {
        grid-template-columns: 1fr;
      }

      .vertical-strip {
        min-height: 230px;
      }

      .section {
        padding: 56px 0;
      }

      .series-grid,
      .metrics-grid,
      .privacy-grid,
      .timeline {
        grid-template-columns: 1fr;
      }

      .info-link {
        grid-template-columns: 1fr;
      }

      .member-box {
        padding: 24px;
      }

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

      .modal-mask {
        align-items: flex-end;
        padding: 0;
      }

      .modal {
        border-radius: 12px 12px 0 0;
        max-height: 88vh;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 32px;
      }

      h2 {
        font-size: 25px;
      }

      .lead {
        font-size: 16px;
      }

      .board-card,
      .series-card,
      .solution-card,
      .metric-card,
      .privacy-card,
      .progress-card {
        padding: 18px;
      }

      .faq-question {
        padding: 0 16px;
      }

      .faq-answer {
        padding: 0 16px 18px;
      }
    }

/* roulang page: category1 */
:root {
      --color-bg: #f7fbff;
      --color-surface: #ffffff;
      --color-surface-soft: #eef6ff;
      --color-line: #d7e5f2;
      --color-line-strong: #b8cde2;
      --color-text: #102033;
      --color-muted: #5b6f85;
      --color-primary: #1f6fb8;
      --color-primary-dark: #155991;
      --color-primary-soft: #e8f3ff;
      --color-green: #3b8b69;
      --color-gold: #b99345;
      --color-danger: #c65a5a;
      --shadow-sm: 0 8px 24px rgba(31, 111, 184, .08);
      --shadow-md: 0 18px 46px rgba(20, 55, 90, .12);
      --radius: 8px;
      --radius-lg: 10px;
      --container: 1180px;
      --section: 92px;
      --font: PingFang SC, Microsoft YaHei, Noto Sans SC, Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      font-family: var(--font);
      color: var(--color-text);
      background:
        linear-gradient(90deg, rgba(31, 111, 184, .045) 1px, transparent 1px),
        linear-gradient(180deg, #fbfdff 0%, var(--color-bg) 54%, #ffffff 100%);
      background-size: 46px 46px, auto;
      line-height: 1.7;
      letter-spacing: 0;
    }

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

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

    button {
      cursor: pointer;
    }

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

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, .92);
      border-bottom: 1px solid rgba(215, 229, 242, .88);
      backdrop-filter: blur(16px);
      box-shadow: 0 8px 28px rgba(16, 32, 51, .04);
    }

    .nav-wrap {
      min-height: 78px;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 24px;
    }

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

    .nav-side.left {
      justify-content: flex-end;
    }

    .nav-side.right {
      justify-content: flex-start;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 14px;
      border-radius: var(--radius);
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 600;
      transition: color .2s ease, background .2s ease, transform .2s ease;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--color-primary);
      background: var(--color-primary-soft);
      outline: none;
    }

    .nav-link.active {
      color: var(--color-primary-dark);
      background: #eaf4ff;
      box-shadow: inset 0 -2px 0 rgba(31, 111, 184, .42);
    }

    .brand {
      min-width: 310px;
      display: grid;
      grid-template-columns: 34px auto;
      grid-template-rows: auto auto;
      column-gap: 10px;
      align-items: center;
      justify-content: center;
      padding: 10px 18px;
      border-left: 1px solid var(--color-line);
      border-right: 1px solid var(--color-line);
      color: var(--color-text);
      font-weight: 800;
      line-height: 1.18;
    }

    .brand-mark {
      grid-row: 1 / 3;
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background:
        linear-gradient(135deg, transparent 45%, rgba(185, 147, 69, .55) 46%, rgba(185, 147, 69, .55) 54%, transparent 55%),
        radial-gradient(circle at 34% 34%, #ffffff 0 15%, #6fa9df 16% 34%, #1f6fb8 35% 100%);
      box-shadow: 0 8px 20px rgba(31, 111, 184, .24);
    }

    .brand small {
      display: block;
      margin-top: 2px;
      color: var(--color-muted);
      font-size: 11px;
      font-weight: 600;
    }

    .mobile-toggle,
    .quick-consult {
      display: none;
      border: 0;
      background: transparent;
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--color-line);
      background: rgba(255, 255, 255, .98);
    }

    .hero {
      position: relative;
      padding: 72px 0 56px;
      overflow: hidden;
      background:
        linear-gradient(120deg, rgba(16, 32, 51, .94), rgba(22, 77, 124, .9)),
        radial-gradient(circle at 82% 18%, rgba(104, 170, 219, .34), transparent 34%);
      color: #ffffff;
    }

    .hero:before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 58px 58px;
      opacity: .65;
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(360px, .78fr);
      gap: 48px;
      align-items: center;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
      padding: 7px 12px;
      border: 1px solid rgba(255, 255, 255, .28);
      border-radius: 999px;
      background: rgba(255, 255, 255, .09);
      color: #dbeeff;
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow:before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-green);
      box-shadow: 0 0 0 5px rgba(59, 139, 105, .18);
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1 {
      max-width: 760px;
      margin-bottom: 18px;
      font-size: clamp(34px, 5vw, 58px);
      line-height: 1.1;
      letter-spacing: 0;
    }

    .hero-lead {
      max-width: 680px;
      margin-bottom: 28px;
      color: #d8e8f7;
      font-size: 18px;
    }

    .hero-actions,
    .cta-actions,
    .filter-bar {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 12px 18px;
      border-radius: var(--radius);
      border: 1px solid transparent;
      font-weight: 700;
      line-height: 1;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: translateY(0);
    }

    .btn:focus-visible,
    .faq-question:focus-visible,
    .mobile-toggle:focus-visible,
    .quick-consult:focus-visible {
      outline: 3px solid rgba(31, 111, 184, .26);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #ffffff;
      background: var(--color-primary);
      box-shadow: 0 12px 28px rgba(31, 111, 184, .25);
    }

    .btn-primary:hover {
      background: var(--color-primary-dark);
    }

    .btn-secondary {
      color: var(--color-primary-dark);
      background: #ffffff;
      border-color: #bdd7ee;
    }

    .btn-secondary:hover {
      border-color: var(--color-primary);
      box-shadow: var(--shadow-sm);
    }

    .btn-quiet {
      color: var(--color-muted);
      background: #f3f7fb;
      border-color: var(--color-line);
    }

    .hero-panel {
      position: relative;
      padding: 18px;
      border: 1px solid rgba(255, 255, 255, .24);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .12);
      box-shadow: 0 24px 70px rgba(0, 0, 0, .24);
    }

    .poster-card {
      min-height: 420px;
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      border-radius: var(--radius);
      background:
        linear-gradient(145deg, rgba(255,255,255,.18), rgba(255,255,255,.04)),
        repeating-linear-gradient(135deg, rgba(255,255,255,.12) 0 1px, transparent 1px 18px);
      border: 1px solid rgba(255, 255, 255, .18);
    }

    .heat-badge {
      align-self: flex-start;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(185, 147, 69, .2);
      border: 1px solid rgba(231, 202, 141, .38);
      color: #ffe5a7;
      font-size: 13px;
      font-weight: 700;
    }

    .poster-steps {
      display: grid;
      gap: 12px;
    }

    .poster-step {
      display: grid;
      grid-template-columns: 34px 1fr;
      gap: 12px;
      align-items: start;
      padding: 14px;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .13);
      color: #e7f2fb;
    }

    .poster-step strong {
      color: #ffffff;
      display: block;
      margin-bottom: 2px;
    }

    .step-no {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .18);
      color: #ffffff;
      font-weight: 800;
    }

    main {
      background: linear-gradient(180deg, #ffffff 0%, var(--color-bg) 40%, #ffffff 100%);
    }

    .section {
      padding: var(--section) 0;
    }

    .section.tight {
      padding: 64px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .8fr) minmax(280px, .42fr);
      gap: 32px;
      align-items: end;
      margin-bottom: 34px;
    }

    .section-kicker {
      margin-bottom: 8px;
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 800;
    }

    h2 {
      margin-bottom: 12px;
      font-size: clamp(26px, 3vw, 38px);
      line-height: 1.22;
      letter-spacing: 0;
    }

    .section-head p,
    .muted {
      color: var(--color-muted);
    }

    .filter-wrap {
      padding: 18px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .82);
      box-shadow: var(--shadow-sm);
    }

    .filter-bar {
      overflow-x: auto;
      scrollbar-width: thin;
      padding-bottom: 2px;
    }

    .filter-chip {
      flex: 0 0 auto;
      min-height: 38px;
      padding: 8px 13px;
      border: 1px solid var(--color-line);
      border-radius: 999px;
      background: #ffffff;
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 700;
      transition: background .2s ease, color .2s ease, border-color .2s ease;
    }

    .filter-chip:hover,
    .filter-chip.active {
      color: var(--color-primary-dark);
      background: var(--color-primary-soft);
      border-color: #9fc7e9;
    }

    .content-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 330px;
      gap: 28px;
      align-items: start;
    }

    .access-list {
      display: grid;
      gap: 18px;
    }

    .access-card {
      position: relative;
      display: grid;
      grid-template-columns: 86px minmax(0, 1fr) auto;
      gap: 20px;
      align-items: center;
      padding: 22px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .94);
      box-shadow: var(--shadow-sm);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .access-card:hover {
      transform: translateY(-2px);
      border-color: #a7cdea;
      box-shadow: var(--shadow-md);
    }

    .rank-mark {
      width: 86px;
      min-height: 86px;
      display: grid;
      place-items: center;
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, #eaf4ff, #ffffff),
        repeating-linear-gradient(135deg, rgba(31, 111, 184, .12) 0 1px, transparent 1px 10px);
      color: var(--color-primary-dark);
      border: 1px solid #cfe2f3;
      font-size: 28px;
      font-weight: 900;
    }

    .access-card h3 {
      margin-bottom: 7px;
      font-size: 21px;
      line-height: 1.32;
    }

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

    .tag-row {
      margin-top: 14px;
    }

    .meta {
      color: var(--color-muted);
      font-size: 13px;
      font-weight: 600;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 5px 9px;
      border-radius: 999px;
      background: #f2f7fc;
      border: 1px solid var(--color-line);
      color: var(--color-muted);
      font-size: 12px;
      font-weight: 700;
    }

    .tag.green {
      color: #24664b;
      background: #eaf7f1;
      border-color: #c6e6d7;
    }

    .tag.gold {
      color: #765d22;
      background: #fff7df;
      border-color: #ead594;
    }

    .side-stack {
      position: sticky;
      top: 102px;
      display: grid;
      gap: 16px;
    }

    .side-panel,
    .info-card,
    .cta-panel {
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: rgba(255, 255, 255, .94);
      box-shadow: var(--shadow-sm);
    }

    .side-panel {
      padding: 20px;
    }

    .side-panel h3 {
      margin-bottom: 10px;
      font-size: 18px;
    }

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

    .check-list li {
      position: relative;
      padding-left: 26px;
      color: var(--color-muted);
      font-size: 14px;
    }

    .check-list li:before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--color-primary);
      box-shadow: 0 0 0 4px var(--color-primary-soft);
    }

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

    .process-card {
      padding: 22px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius-lg);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }

    .process-card:hover {
      transform: translateY(-2px);
      border-color: #a7cdea;
      box-shadow: var(--shadow-md);
    }

    .process-number {
      display: inline-flex;
      margin-bottom: 18px;
      color: var(--color-primary);
      font-size: 30px;
      font-weight: 900;
      line-height: 1;
    }

    .process-card h3 {
      margin-bottom: 8px;
      font-size: 18px;
    }

    .stats-band {
      border-top: 1px solid var(--color-line);
      border-bottom: 1px solid var(--color-line);
      background: #f0f7ff;
    }

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

    .stat-card {
      padding: 22px;
      border: 1px solid #d1e4f4;
      border-radius: var(--radius);
      background: rgba(255, 255, 255, .72);
    }

    .stat-card strong {
      display: block;
      margin-bottom: 6px;
      color: var(--color-primary-dark);
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1;
    }

    .stat-card span {
      color: var(--color-muted);
      font-size: 14px;
      font-weight: 600;
    }

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

    .privacy-note {
      padding: 28px;
      border: 1px solid #c8dff1;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #ffffff, #eff7ff);
      box-shadow: var(--shadow-sm);
    }

    .privacy-note strong {
      color: var(--color-primary-dark);
    }

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

    .privacy-item {
      padding: 18px;
      border-left: 3px solid var(--color-primary);
      border-radius: var(--radius);
      background: #ffffff;
      box-shadow: var(--shadow-sm);
    }

    .privacy-item h3 {
      margin-bottom: 4px;
      font-size: 17px;
    }

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

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

    .faq-item {
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: #ffffff;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }

    .faq-question {
      width: 100%;
      min-height: 58px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 16px 18px;
      border: 0;
      background: #ffffff;
      color: var(--color-text);
      text-align: left;
      font-weight: 800;
    }

    .faq-question:after {
      content: "+";
      flex: 0 0 auto;
      color: var(--color-primary);
      font-size: 22px;
      line-height: 1;
    }

    .faq-item.open .faq-question {
      background: var(--color-primary-soft);
      box-shadow: inset 3px 0 0 var(--color-primary);
    }

    .faq-item.open .faq-question:after {
      content: "-";
    }

    .faq-answer {
      display: none;
      padding: 0 18px 18px 21px;
      color: var(--color-muted);
    }

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

    .cta-panel {
      position: relative;
      overflow: hidden;
      padding: 34px;
      display: grid;
      grid-template-columns: minmax(0, .95fr) auto;
      gap: 24px;
      align-items: center;
      background:
        linear-gradient(135deg, #ffffff 0%, #eef7ff 100%);
    }

    .cta-panel:after {
      content: "";
      position: absolute;
      right: -60px;
      top: -80px;
      width: 230px;
      height: 230px;
      border: 1px solid rgba(31, 111, 184, .16);
      transform: rotate(36deg);
    }

    .cta-panel h2,
    .cta-panel p,
    .cta-actions {
      position: relative;
      z-index: 1;
    }

    .site-footer {
      padding: 48px 0 22px;
      background: #eaf3fb;
      border-top: 1px solid var(--color-line);
      color: var(--color-muted);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 34px;
      align-items: start;
    }

    .footer-brand {
      margin-bottom: 10px;
      color: var(--color-text);
      font-size: 20px;
      font-weight: 900;
    }

    .footer-grid p {
      max-width: 640px;
      margin-bottom: 0;
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, max-content);
      gap: 10px 18px;
    }

    .footer-links a {
      color: var(--color-muted);
      font-weight: 700;
      transition: color .2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: var(--color-primary);
      outline: none;
    }

    .copyright {
      margin-top: 28px;
      padding-top: 18px;
      border-top: 1px solid #d2e2ef;
      font-size: 13px;
    }

    .modal-backdrop {
      position: fixed;
      inset: 0;
      z-index: 200;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 20px;
      background: rgba(16, 32, 51, .28);
    }

    .modal-backdrop.open {
      display: flex;
    }

    .modal {
      width: min(560px, 100%);
      border-radius: var(--radius-lg);
      background: #ffffff;
      box-shadow: 0 28px 90px rgba(16, 32, 51, .25);
      overflow: hidden;
    }

    .modal-head {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding: 22px 24px;
      border-bottom: 1px solid var(--color-line);
      background: #f4f9ff;
    }

    .modal-head h2 {
      margin-bottom: 0;
      font-size: 22px;
    }

    .modal-close {
      width: 38px;
      height: 38px;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      background: #ffffff;
      color: var(--color-muted);
      font-size: 22px;
      line-height: 1;
    }

    .lead-form {
      display: grid;
      gap: 14px;
      padding: 24px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

    .field label {
      color: var(--color-text);
      font-size: 14px;
      font-weight: 800;
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid var(--color-line-strong);
      border-radius: var(--radius);
      background: #ffffff;
      color: var(--color-text);
      padding: 11px 12px;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .field textarea {
      min-height: 104px;
      resize: vertical;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 4px rgba(31, 111, 184, .13);
    }

    .field input.error,
    .field textarea.error {
      border-color: var(--color-danger);
      background: #fff7f7;
    }

    .field input.success {
      border-color: var(--color-green);
      background: #f4fbf7;
    }

    .field input:disabled,
    .field select:disabled,
    .field textarea:disabled {
      color: #8a9aac;
      background: #f1f5f9;
      cursor: not-allowed;
    }

    .checkbox {
      display: flex;
      gap: 10px;
      align-items: flex-start;
      color: var(--color-muted);
      font-size: 13px;
    }

    .checkbox input {
      width: 18px;
      height: 18px;
      margin-top: 3px;
      accent-color: var(--color-primary);
    }

    @media (max-width: 1024px) {
      :root {
        --section: 72px;
      }

      .nav-wrap {
        grid-template-columns: 44px 1fr 44px;
        gap: 10px;
      }

      .nav-side {
        display: none;
      }

      .brand {
        min-width: 0;
        border: 0;
        padding: 8px 0;
      }

      .brand span:not(.brand-mark) {
        max-width: 62vw;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }

      .mobile-toggle,
      .quick-consult {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        border-radius: var(--radius);
        color: var(--color-primary-dark);
        background: var(--color-primary-soft);
      }

      .mobile-toggle span,
      .mobile-toggle:before,
      .mobile-toggle:after {
        content: "";
        display: block;
        width: 18px;
        height: 2px;
        background: var(--color-primary-dark);
        border-radius: 99px;
      }

      .mobile-toggle {
        flex-direction: column;
        gap: 4px;
      }

      .mobile-panel.open {
        display: block;
      }

      .mobile-menu {
        display: grid;
        gap: 8px;
        padding: 12px 0 16px;
      }

      .mobile-menu .nav-link {
        justify-content: center;
      }

      .hero-grid,
      .section-head,
      .content-layout,
      .privacy-grid,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .side-stack {
        position: static;
      }

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

    @media (max-width: 768px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .hero {
        padding: 50px 0 42px;
      }

      h1 {
        font-size: 34px;
      }

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

      .hero-panel {
        padding: 12px;
      }

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

      .access-card {
        grid-template-columns: 64px minmax(0, 1fr);
      }

      .access-card .btn {
        grid-column: 1 / -1;
        width: 100%;
      }

      .rank-mark {
        width: 64px;
        min-height: 64px;
        font-size: 22px;
      }

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

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

    @media (max-width: 520px) {
      :root {
        --section: 58px;
      }

      .brand {
        grid-template-columns: 30px auto;
        column-gap: 8px;
        font-size: 13px;
      }

      .brand-mark {
        width: 30px;
        height: 30px;
      }

      .brand small {
        font-size: 10px;
      }

      h1 {
        font-size: 30px;
      }

      h2 {
        font-size: 25px;
      }

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

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

      .modal-backdrop {
        align-items: flex-end;
        padding: 0;
      }

      .modal {
        border-radius: 12px 12px 0 0;
      }
    }