/* roulang page: index */
:root {
      --primary: #1d4ed8;
      --primary-600: #2563eb;
      --primary-700: #1e40af;
      --primary-soft: #eff6ff;
      --secondary: #0f766e;
      --accent: #f59e0b;
      --bg: #f7faff;
      --surface: #ffffff;
      --surface-2: #f8fbff;
      --text: #102033;
      --muted: #5d6f86;
      --light: #8ea0b8;
      --border: #dce7f5;
      --border-strong: #c9d8ed;
      --shadow-sm: 0 8px 22px rgba(29, 78, 216, .08);
      --shadow-md: 0 18px 42px rgba(16, 32, 51, .10);
      --shadow-lg: 0 24px 70px rgba(29, 78, 216, .14);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 26px;
      --radius-xl: 34px;
      --container: 1180px;
      --header-height: 124px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

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

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

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--text);
      line-height: 1.72;
      background:
        radial-gradient(circle at 10% 0%, rgba(37, 99, 235, .10), transparent 32%),
        radial-gradient(circle at 92% 12%, rgba(15, 118, 110, .08), transparent 28%),
        var(--bg);
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s var(--ease), background .22s var(--ease), border .22s var(--ease), transform .22s var(--ease);
    }

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

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

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

    input,
    textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 14px;
      outline: none;
      background: #fff;
      color: var(--text);
      transition: border .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
    }

    input:focus,
    textarea:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 3px solid rgba(37, 99, 235, .22);
      outline-offset: 3px;
    }

    input:focus,
    textarea:focus {
      border-color: rgba(37, 99, 235, .55);
      box-shadow: 0 0 0 5px rgba(37, 99, 235, .10);
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: rgba(255, 255, 255, .86);
      backdrop-filter: saturate(160%) blur(18px);
      border-bottom: 1px solid rgba(220, 231, 245, .78);
      transition: box-shadow .26s var(--ease), background .26s var(--ease), transform .26s var(--ease);
    }

    .site-header.is-compact {
      box-shadow: 0 14px 34px rgba(16, 32, 51, .08);
      background: rgba(255, 255, 255, .94);
    }

    .brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 74px;
      gap: 22px;
      transition: min-height .25s var(--ease);
    }

    .site-header.is-compact .brand-row {
      min-height: 58px;
    }

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

    .logo-mark {
      width: 42px;
      height: 42px;
      border-radius: 15px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 900;
      letter-spacing: -1px;
      background: linear-gradient(135deg, var(--primary), #60a5fa);
      box-shadow: 0 12px 28px rgba(29, 78, 216, .25);
      flex: 0 0 auto;
    }

    .logo-text {
      display: flex;
      flex-direction: column;
      line-height: 1.2;
      min-width: 0;
    }

    .logo-title {
      font-weight: 900;
      font-size: 18px;
      letter-spacing: -.02em;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .logo-subtitle {
      margin-top: 4px;
      font-size: 12px;
      color: var(--muted);
      transition: opacity .2s var(--ease), height .2s var(--ease);
    }

    .site-header.is-compact .logo-subtitle {
      opacity: 0;
      height: 0;
      overflow: hidden;
      margin-top: 0;
    }

    .header-tools {
      display: flex;
      align-items: center;
      gap: 12px;
      flex: 1;
      justify-content: flex-end;
      min-width: 0;
    }

    .search-mini {
      width: min(380px, 42vw);
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px 10px 8px 14px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: rgba(248, 251, 255, .88);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9);
      transition: width .25s var(--ease), opacity .25s var(--ease);
    }

    .site-header.is-compact .search-mini {
      width: min(300px, 36vw);
    }

    .search-mini span {
      color: var(--light);
      font-size: 16px;
      flex: 0 0 auto;
    }

    .search-mini input {
      border: 0;
      padding: 4px 0;
      border-radius: 0;
      background: transparent;
      box-shadow: none;
      font-size: 14px;
    }

    .search-mini input:focus {
      box-shadow: none;
      outline: none;
    }

    .quick-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 13px;
      border-radius: 999px;
      background: var(--primary-soft);
      color: var(--primary-700);
      font-size: 13px;
      font-weight: 700;
      white-space: nowrap;
      border: 1px solid rgba(37, 99, 235, .12);
    }

    .quick-badge::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: #22c55e;
      box-shadow: 0 0 0 4px rgba(34, 197, 94, .14);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 14px;
      border: 1px solid var(--border);
      background: #fff;
      color: var(--primary-700);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      box-shadow: var(--shadow-sm);
    }

    .menu-toggle i {
      width: 18px;
      height: 2px;
      border-radius: 99px;
      background: currentColor;
      transition: transform .22s var(--ease), opacity .22s var(--ease);
    }

    .menu-toggle.is-open i:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.is-open i:nth-child(2) {
      opacity: 0;
    }

    .menu-toggle.is-open i:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .channel-row {
      border-top: 1px solid rgba(220, 231, 245, .70);
      transition: max-height .25s var(--ease), border .25s var(--ease);
    }

    .channel-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 48px;
      gap: 18px;
    }

    .nav-list {
      display: flex;
      align-items: center;
      gap: 8px;
      list-style: none;
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      height: 34px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-weight: 800;
      font-size: 14px;
    }

    .nav-link:hover {
      color: var(--primary-700);
      background: rgba(37, 99, 235, .08);
    }

    .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-600));
      box-shadow: 0 10px 22px rgba(29, 78, 216, .22);
    }

    .nav-note {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
      white-space: nowrap;
    }

    .nav-note strong {
      color: var(--secondary);
    }

    main {
      overflow: hidden;
    }

    .section {
      padding: 76px 0;
      position: relative;
    }

    .section.tight {
      padding: 48px 0;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(240px, 420px);
      gap: 28px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border-radius: 999px;
      color: var(--primary-700);
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, .12);
      font-size: 13px;
      font-weight: 800;
      margin-bottom: 12px;
    }

    .section-kicker::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary-600);
    }

    .section-title {
      font-size: clamp(26px, 3vw, 42px);
      line-height: 1.22;
      letter-spacing: -.04em;
      font-weight: 950;
      color: var(--text);
    }

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

    .hero {
      padding: 38px 0 52px;
    }

    .hero-band {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(120deg, rgba(255,255,255,.94), rgba(239,246,255,.96) 48%, rgba(232,247,255,.95)),
        radial-gradient(circle at 80% 0%, rgba(37, 99, 235, .20), transparent 34%);
      border: 1px solid rgba(201, 216, 237, .84);
      box-shadow: var(--shadow-lg);
      padding: clamp(26px, 4vw, 48px);
    }

    .hero-band::before {
      content: "";
      position: absolute;
      inset: -120px auto auto -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(29, 78, 216, .08);
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, .96fr);
      gap: 34px;
      align-items: center;
    }

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

    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 8px 13px;
      border-radius: 999px;
      background: #fff;
      color: var(--primary-700);
      border: 1px solid rgba(37, 99, 235, .14);
      box-shadow: var(--shadow-sm);
      font-size: 13px;
      font-weight: 850;
      margin-bottom: 16px;
    }

    .hero-label b {
      display: inline-grid;
      place-items: center;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      color: #fff;
      background: var(--primary);
      font-size: 12px;
    }

    h1 {
      font-size: clamp(34px, 4.6vw, 62px);
      line-height: 1.12;
      letter-spacing: -.06em;
      font-weight: 950;
      color: #0b1d35;
      margin-bottom: 18px;
    }

    .hero-intro {
      font-size: 17px;
      color: var(--muted);
      max-width: 630px;
      margin-bottom: 24px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 22px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      font-weight: 900;
      border: 1px solid transparent;
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), border .22s var(--ease), color .22s var(--ease);
      user-select: none;
    }

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

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

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-600));
      box-shadow: 0 16px 34px rgba(29, 78, 216, .26);
    }

    .btn-primary:hover {
      box-shadow: 0 20px 42px rgba(29, 78, 216, .34);
    }

    .btn-secondary {
      color: var(--primary-700);
      background: #fff;
      border-color: rgba(37, 99, 235, .16);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
      border-color: rgba(37, 99, 235, .34);
      background: #fafdff;
    }

    .btn-ghost {
      color: var(--muted);
      background: rgba(255,255,255,.64);
      border-color: var(--border);
    }

    .btn-ghost:hover {
      color: var(--primary-700);
      background: #fff;
      border-color: rgba(37, 99, 235, .22);
    }

    .hero-points {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      max-width: 650px;
    }

    .point {
      padding: 12px 13px;
      border-radius: 16px;
      background: rgba(255, 255, 255, .72);
      border: 1px solid rgba(220, 231, 245, .88);
    }

    .point strong {
      display: block;
      color: var(--text);
      font-size: 18px;
      line-height: 1.2;
    }

    .point span {
      display: block;
      margin-top: 4px;
      color: var(--muted);
      font-size: 12px;
    }

    .demo-stage {
      display: grid;
      gap: 14px;
      align-content: center;
    }

    .demo-card {
      border-radius: 24px;
      background: rgba(255, 255, 255, .84);
      border: 1px solid rgba(201, 216, 237, .88);
      box-shadow: var(--shadow-md);
      padding: 18px;
    }

    .demo-search {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 14px;
      border-radius: 18px;
      background: #f8fbff;
      border: 1px solid var(--border);
      margin-bottom: 14px;
    }

    .demo-search .glass {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      color: #fff;
      background: var(--primary);
      flex: 0 0 auto;
    }

    .demo-search p {
      flex: 1;
      color: var(--text);
      font-weight: 850;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .demo-search small {
      color: var(--secondary);
      font-weight: 800;
      white-space: nowrap;
    }

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

    .check-item {
      display: grid;
      grid-template-columns: 34px minmax(0, 1fr) auto;
      align-items: center;
      gap: 10px;
      padding: 10px;
      border-radius: 16px;
      border: 1px solid rgba(220, 231, 245, .82);
      background: #fff;
    }

    .check-icon {
      width: 34px;
      height: 34px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      background: rgba(34, 197, 94, .12);
      color: #15803d;
      font-weight: 950;
    }

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

    .check-item span {
      color: var(--muted);
      font-size: 12px;
    }

    .status-pill {
      padding: 6px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 850;
      color: var(--primary-700);
      background: var(--primary-soft);
      white-space: nowrap;
    }

    .demo-strip {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .mini-panel {
      padding: 15px;
      border-radius: 20px;
      background: #fff;
      border: 1px solid rgba(201, 216, 237, .82);
      box-shadow: var(--shadow-sm);
    }

    .mini-panel small {
      color: var(--muted);
      font-weight: 800;
    }

    .mini-panel strong {
      display: block;
      margin-top: 4px;
      font-size: 20px;
      line-height: 1.2;
      color: var(--text);
    }

    .kpi-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 22px;
      align-items: stretch;
    }

    .about-card {
      padding: 28px;
      border-radius: var(--radius-lg);
      background: var(--surface);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-md);
    }

    .about-card h2 {
      font-size: clamp(24px, 3vw, 36px);
      line-height: 1.22;
      letter-spacing: -.04em;
      margin-bottom: 12px;
    }

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

    .quote-box {
      padding: 18px;
      border-radius: 20px;
      background: linear-gradient(135deg, var(--primary-soft), #fff);
      border: 1px solid rgba(37, 99, 235, .12);
      color: var(--primary-700);
      font-weight: 850;
    }

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

    .kpi-card {
      padding: 22px;
      border-radius: var(--radius-md);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), border .22s var(--ease);
    }

    .kpi-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, .24);
    }

    .kpi-card strong {
      display: block;
      font-size: 32px;
      line-height: 1.1;
      letter-spacing: -.04em;
      color: var(--primary-700);
      margin-bottom: 8px;
    }

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

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr);
      gap: 22px;
      align-items: start;
    }

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

    .news-item {
      display: grid;
      grid-template-columns: 96px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 16px;
      border-radius: 20px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), border .22s var(--ease);
    }

    .news-item:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, .24);
    }

    .news-date {
      border-radius: 16px;
      background: var(--surface-2);
      border: 1px solid var(--border);
      padding: 10px;
      text-align: center;
      color: var(--primary-700);
      font-weight: 900;
      line-height: 1.2;
    }

    .news-date small {
      display: block;
      margin-top: 4px;
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
    }

    .news-text h3 {
      font-size: 17px;
      line-height: 1.35;
      margin-bottom: 4px;
    }

    .news-text h3 a:hover {
      color: var(--primary-700);
    }

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

    .arrow-link {
      width: 38px;
      height: 38px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      background: var(--primary-soft);
      color: var(--primary-700);
      font-weight: 950;
    }

    .news-item:hover .arrow-link {
      color: #fff;
      background: var(--primary);
    }

    .side-panel {
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .side-panel-head {
      padding: 18px 18px 12px;
      border-bottom: 1px solid var(--border);
    }

    .side-panel-head h3 {
      font-size: 20px;
      margin-bottom: 4px;
    }

    .side-panel-head p {
      color: var(--muted);
      font-size: 14px;
    }

    .trend-list {
      list-style: none;
      display: grid;
    }

    .trend-list li {
      display: grid;
      grid-template-columns: 32px minmax(0, 1fr) auto;
      gap: 10px;
      align-items: center;
      padding: 13px 18px;
      border-bottom: 1px solid rgba(220, 231, 245, .78);
    }

    .trend-list li:last-child {
      border-bottom: 0;
    }

    .rank-num {
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      background: var(--primary-soft);
      color: var(--primary-700);
      font-weight: 950;
      font-size: 13px;
    }

    .trend-name {
      min-width: 0;
    }

    .trend-name strong {
      display: block;
      line-height: 1.28;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .trend-name span {
      color: var(--muted);
      font-size: 12px;
    }

    .trend-hot {
      color: var(--secondary);
      font-size: 13px;
      font-weight: 900;
      white-space: nowrap;
    }

    .service-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }

    .service-card {
      grid-column: span 4;
      min-height: 210px;
      padding: 24px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), border .22s var(--ease);
    }

    .service-card.wide {
      grid-column: span 8;
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 18px;
      align-items: center;
      background: linear-gradient(135deg, #fff, #f1f7ff);
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(37, 99, 235, .22);
    }

    .icon-box {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), #60a5fa);
      font-weight: 950;
      box-shadow: 0 12px 24px rgba(29, 78, 216, .20);
      margin-bottom: 16px;
    }

    .service-card h3 {
      font-size: 20px;
      line-height: 1.3;
      margin-bottom: 8px;
    }

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

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: var(--primary-700);
      background: var(--primary-soft);
      border: 1px solid rgba(37, 99, 235, .10);
      font-size: 12px;
      font-weight: 800;
    }

    .compact-table {
      display: grid;
      gap: 8px;
    }

    .table-row {
      display: grid;
      grid-template-columns: 1fr 74px 74px;
      gap: 8px;
      align-items: center;
      padding: 10px 12px;
      border-radius: 14px;
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(220, 231, 245, .88);
      font-size: 13px;
    }

    .table-row.head {
      background: #0f2b55;
      color: #fff;
      font-weight: 900;
      border-color: transparent;
    }

    .table-row strong {
      min-width: 0;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .table-row span {
      color: var(--muted);
      font-weight: 800;
      text-align: right;
    }

    .table-row.head span {
      color: rgba(255,255,255,.82);
    }

    .app-section {
      background: linear-gradient(180deg, rgba(255,255,255,.20), rgba(239,246,255,.72));
    }

    .app-shell {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 24px;
      align-items: center;
      padding: 28px;
      border-radius: var(--radius-xl);
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-lg);
    }

    .device-board {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .device-card {
      padding: 18px;
      border-radius: 22px;
      background: var(--surface-2);
      border: 1px solid var(--border);
      transition: transform .22s var(--ease), border .22s var(--ease);
    }

    .device-card:hover {
      transform: translateY(-3px);
      border-color: rgba(37, 99, 235, .25);
    }

    .device-card b {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      margin-bottom: 12px;
      border-radius: 14px;
      color: #fff;
      background: var(--secondary);
    }

    .device-card h3 {
      font-size: 18px;
      margin-bottom: 6px;
    }

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

    .step-line {
      margin-top: 18px;
      display: grid;
      gap: 10px;
    }

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

    .step-inline i {
      width: 26px;
      height: 26px;
      border-radius: 9px;
      display: grid;
      place-items: center;
      font-style: normal;
      color: #fff;
      background: var(--primary);
      font-weight: 900;
      flex: 0 0 auto;
    }

    .timeline-wrap {
      display: grid;
      grid-template-columns: minmax(300px, .42fr) minmax(0, .58fr);
      gap: 26px;
      align-items: start;
    }

    .timeline-card {
      padding: 26px;
      border-radius: var(--radius-lg);
      background: #0f2b55;
      color: #fff;
      box-shadow: var(--shadow-lg);
      position: sticky;
      top: 145px;
    }

    .timeline-card h2 {
      font-size: 28px;
      line-height: 1.25;
      margin-bottom: 12px;
    }

    .timeline-card p {
      color: rgba(255,255,255,.76);
    }

    .timeline-list {
      position: relative;
      display: grid;
      gap: 14px;
    }

    .timeline-item {
      display: grid;
      grid-template-columns: 56px minmax(0, 1fr);
      gap: 14px;
      align-items: start;
      padding: 18px;
      border-radius: 22px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
    }

    .timeline-dot {
      width: 44px;
      height: 44px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: var(--primary-700);
      background: var(--primary-soft);
      font-weight: 950;
      border: 1px solid rgba(37, 99, 235, .12);
    }

    .timeline-item h3 {
      font-size: 18px;
      margin-bottom: 5px;
    }

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

    .faq-layout {
      display: grid;
      grid-template-columns: minmax(280px, .38fr) minmax(0, .62fr);
      gap: 24px;
      align-items: start;
    }

    .faq-aside {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #fff, #eef6ff);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-md);
    }

    .faq-aside h2 {
      font-size: 28px;
      line-height: 1.25;
      margin-bottom: 10px;
    }

    .faq-aside p {
      color: var(--muted);
      margin-bottom: 18px;
    }

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

    .faq-item {
      border-radius: 20px;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border .22s var(--ease), box-shadow .22s var(--ease);
    }

    .faq-item:hover {
      border-color: rgba(37, 99, 235, .22);
      box-shadow: var(--shadow-md);
    }

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

    .faq-question span:last-child {
      width: 30px;
      height: 30px;
      border-radius: 10px;
      display: grid;
      place-items: center;
      color: var(--primary-700);
      background: var(--primary-soft);
      flex: 0 0 auto;
      transition: transform .22s var(--ease);
    }

    .faq-item.open .faq-question span:last-child {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 20px 18px;
      color: var(--muted);
      font-size: 15px;
    }

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

    .cta-section {
      padding-top: 30px;
    }

    .cta-panel {
      display: grid;
      grid-template-columns: minmax(0, .95fr) minmax(300px, .55fr);
      gap: 24px;
      align-items: stretch;
      padding: clamp(24px, 4vw, 38px);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, #102b55, #1d4ed8 72%, #38bdf8);
      color: #fff;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      position: relative;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,255,255,.12);
    }

    .cta-copy,
    .contact-card {
      position: relative;
      z-index: 1;
    }

    .cta-copy h2 {
      font-size: clamp(28px, 3.4vw, 44px);
      line-height: 1.18;
      letter-spacing: -.04em;
      margin-bottom: 12px;
    }

    .cta-copy p {
      max-width: 700px;
      color: rgba(255,255,255,.80);
      margin-bottom: 22px;
    }

    .cta-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .cta-badges span {
      display: inline-flex;
      align-items: center;
      padding: 7px 11px;
      border-radius: 999px;
      background: rgba(255,255,255,.14);
      border: 1px solid rgba(255,255,255,.18);
      color: rgba(255,255,255,.92);
      font-size: 13px;
      font-weight: 800;
    }

    .contact-card {
      padding: 20px;
      border-radius: 24px;
      background: rgba(255,255,255,.96);
      color: var(--text);
      box-shadow: 0 18px 48px rgba(8, 21, 44, .18);
    }

    .contact-card h3 {
      font-size: 20px;
      margin-bottom: 6px;
    }

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

    .form-grid {
      display: grid;
      gap: 10px;
    }

    .form-grid input,
    .form-grid textarea {
      padding: 12px 14px;
      resize: vertical;
    }

    .form-grid textarea {
      min-height: 92px;
    }

    .form-tip {
      min-height: 22px;
      color: var(--secondary);
      font-size: 13px;
      font-weight: 800;
    }

    .site-footer {
      margin-top: 80px;
      background: #0b1d35;
      color: rgba(255,255,255,.82);
      padding: 44px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 28px;
      align-items: start;
      padding-bottom: 26px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }

    .footer-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), #60a5fa);
      font-weight: 950;
    }

    .footer-brand strong {
      color: #fff;
      font-size: 18px;
    }

    .footer-desc {
      max-width: 720px;
      color: rgba(255,255,255,.68);
      font-size: 14px;
    }

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

    .footer-links a {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      color: rgba(255,255,255,.80);
      border: 1px solid rgba(255,255,255,.10);
      font-size: 13px;
      font-weight: 800;
    }

    .footer-links a:hover {
      color: #fff;
      background: rgba(255,255,255,.14);
      transform: translateY(-2px);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 20px;
      color: rgba(255,255,255,.56);
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .kpi-wrap,
      .app-shell,
      .timeline-wrap,
      .faq-layout,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .section-head {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .service-card,
      .service-card.wide {
        grid-column: span 6;
      }

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

      .timeline-card {
        position: static;
      }
    }

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

      .brand-row {
        min-height: 64px;
      }

      .header-tools {
        flex: 0 0 auto;
      }

      .search-mini,
      .quick-badge,
      .nav-note {
        display: none;
      }

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

      .channel-row {
        max-height: 0;
        overflow: hidden;
        border-top: 0;
      }

      .channel-row.is-open {
        max-height: 160px;
        border-top: 1px solid rgba(220, 231, 245, .80);
      }

      .channel-inner {
        min-height: 58px;
      }

      .nav-list {
        width: 100%;
      }

      .nav-list li,
      .nav-link {
        width: 100%;
      }

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

      .section {
        padding: 56px 0;
      }

      .hero {
        padding-top: 22px;
      }

      .hero-band {
        border-radius: 24px;
      }

      .hero-points,
      .demo-strip,
      .kpi-grid,
      .device-board {
        grid-template-columns: 1fr;
      }

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

      .news-item {
        grid-template-columns: 78px minmax(0, 1fr);
      }

      .news-item .arrow-link {
        display: none;
      }

      .service-card,
      .service-card.wide {
        grid-column: span 12;
      }

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

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

    @media (max-width: 520px) {
      .logo-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
      }

      .logo-title {
        font-size: 16px;
        max-width: 210px;
      }

      .logo-subtitle {
        display: none;
      }

      h1 {
        font-size: 31px;
        letter-spacing: -.05em;
      }

      .hero-band {
        padding: 22px;
      }

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

      .demo-card {
        padding: 14px;
      }

      .demo-search {
        align-items: flex-start;
      }

      .demo-search p {
        white-space: normal;
      }

      .check-item {
        grid-template-columns: 34px minmax(0, 1fr);
      }

      .status-pill {
        grid-column: 2;
        justify-self: start;
      }

      .section-title,
      .about-card h2,
      .faq-aside h2 {
        letter-spacing: -.03em;
      }

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

      .news-date {
        text-align: left;
      }

      .table-row {
        grid-template-columns: 1fr 58px 58px;
        font-size: 12px;
      }

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

      .copyright {
        flex-direction: column;
      }
    }