/* roulang page: index */
:root {
      --primary: #1e5bff;
      --primary-700: #1646c8;
      --primary-50: #eef4ff;
      --secondary: #13b7c7;
      --accent: #ffb547;
      --ink: #11213f;
      --muted: #66728a;
      --soft: #f6f9ff;
      --surface: #ffffff;
      --line: #dce5f4;
      --line-strong: #c7d5ec;
      --danger: #ef476f;
      --success: #21b573;
      --radius-xs: 10px;
      --radius-sm: 14px;
      --radius-md: 20px;
      --radius-lg: 28px;
      --shadow-sm: 0 10px 30px rgba(30, 91, 255, .08);
      --shadow-md: 0 18px 48px rgba(17, 33, 63, .12);
      --shadow-lg: 0 28px 70px rgba(30, 91, 255, .18);
      --container: 1180px;
      --nav-height: 74px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at top left, rgba(30, 91, 255, .12), transparent 32rem),
        linear-gradient(180deg, #f8fbff 0%, #ffffff 45%, #f7fbff 100%);
      line-height: 1.7;
      min-height: 100vh;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s var(--ease), transform .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
    }

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

    button, input, textarea {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    input, textarea {
      width: 100%;
      border: 1px solid var(--line);
      outline: none;
      background: #fff;
      color: var(--ink);
      transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
    }

    input:focus, textarea:focus, button:focus-visible, a:focus-visible {
      outline: 3px solid rgba(30, 91, 255, .22);
      outline-offset: 3px;
    }

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

    .site-header {
      position: fixed;
      z-index: 100;
      top: 18px;
      left: 0;
      width: 100%;
      pointer-events: none;
    }

    .nav-shell {
      pointer-events: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      min-height: var(--nav-height);
      padding: 10px 14px 10px 20px;
      border: 1px solid rgba(199, 213, 236, .82);
      border-radius: 999px;
      background: rgba(255, 255, 255, .82);
      box-shadow: 0 18px 50px rgba(17, 33, 63, .12);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      letter-spacing: -.02em;
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      box-shadow: 0 12px 28px rgba(30, 91, 255, .28);
      font-size: 18px;
      font-weight: 900;
    }

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

    .brand-name {
      font-size: 16px;
    }

    .brand-sub {
      font-size: 12px;
      color: var(--muted);
      font-weight: 600;
      margin-top: 2px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 6px;
      border-radius: 999px;
      background: rgba(238, 244, 255, .75);
    }

    .nav-link {
      padding: 10px 18px;
      border-radius: 999px;
      color: #40506c;
      font-size: 14px;
      font-weight: 800;
    }

    .nav-link:hover {
      color: var(--primary);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .nav-link.active {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 10px 24px rgba(30, 91, 255, .22);
    }

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

    .nav-search {
      position: relative;
      width: 230px;
    }

    .nav-search input {
      height: 44px;
      padding: 0 42px 0 16px;
      border-radius: 999px;
      background: #f8fbff;
      font-size: 13px;
      font-weight: 600;
    }

    .nav-search span {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 15px;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--primary-50);
      color: var(--primary);
      font-weight: 900;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 900;
      border: 1px solid transparent;
      transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
      white-space: nowrap;
    }

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

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

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), #3c7cff);
      box-shadow: 0 15px 35px rgba(30, 91, 255, .26);
    }

    .btn-primary:hover {
      box-shadow: 0 22px 50px rgba(30, 91, 255, .32);
    }

    .btn-secondary {
      color: var(--primary);
      background: #fff;
      border-color: var(--line);
      box-shadow: var(--shadow-sm);
    }

    .btn-secondary:hover {
      border-color: rgba(30, 91, 255, .38);
      box-shadow: var(--shadow-md);
    }

    .btn-ghost {
      color: #2f4266;
      background: rgba(255, 255, 255, .64);
      border-color: rgba(199, 213, 236, .9);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      width: fit-content;
      padding: 7px 12px;
      border: 1px solid rgba(30, 91, 255, .18);
      border-radius: 999px;
      color: var(--primary);
      background: rgba(238, 244, 255, .85);
      font-size: 13px;
      font-weight: 900;
    }

    .badge-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--success);
      box-shadow: 0 0 0 5px rgba(33, 181, 115, .12);
    }

    main {
      padding-top: 112px;
    }

    .section {
      padding: 72px 0;
      position: relative;
    }

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

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

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 12px;
      color: var(--primary);
      font-size: 13px;
      font-weight: 900;
      letter-spacing: .04em;
    }

    .section-kicker::before {
      content: "";
      width: 26px;
      height: 3px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
    }

    h1, h2, h3 {
      line-height: 1.15;
      letter-spacing: -.035em;
      color: var(--ink);
    }

    h1 {
      font-size: clamp(36px, 5.5vw, 66px);
      max-width: 980px;
    }

    h2 {
      font-size: clamp(28px, 3.6vw, 44px);
    }

    h3 {
      font-size: 20px;
    }

    .section-desc {
      max-width: 660px;
      color: var(--muted);
      font-size: 16px;
    }

    .hero {
      padding: 38px 0 76px;
    }

    .hero-stage {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(199, 213, 236, .8);
      border-radius: 36px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.92), rgba(238,244,255,.88)),
        radial-gradient(circle at 80% 20%, rgba(19,183,199,.18), transparent 28rem);
      box-shadow: var(--shadow-lg);
    }

    .hero-stage::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(30,91,255,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30,91,255,.055) 1px, transparent 1px);
      background-size: 34px 34px;
      mask-image: linear-gradient(90deg, rgba(0,0,0,.85), rgba(0,0,0,.18));
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      min-height: 560px;
    }

    .hero-copy {
      padding: clamp(34px, 6vw, 72px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .hero-copy .badge {
      margin-bottom: 18px;
    }

    .hero-lead {
      max-width: 760px;
      margin-top: 20px;
      color: #445472;
      font-size: 18px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }

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

    .data-pill {
      min-width: 138px;
      padding: 14px 16px;
      border: 1px solid rgba(199, 213, 236, .82);
      border-radius: 18px;
      background: rgba(255, 255, 255, .72);
      box-shadow: var(--shadow-sm);
    }

    .data-pill strong {
      display: block;
      font-size: 22px;
      line-height: 1;
      color: var(--primary);
      margin-bottom: 6px;
    }

    .data-pill span {
      color: var(--muted);
      font-size: 13px;
      font-weight: 700;
    }

    .launch-panel {
      position: relative;
      display: flex;
      align-items: stretch;
      padding: 24px;
      background: linear-gradient(180deg, rgba(30,91,255,.08), rgba(255,255,255,.26));
      border-left: 1px solid rgba(199, 213, 236, .75);
    }

    .launch-card {
      width: 100%;
      align-self: center;
      border-radius: 32px;
      padding: 26px;
      background: rgba(255, 255, 255, .86);
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(220, 229, 244, .95);
      backdrop-filter: blur(14px);
    }

    .launch-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 22px;
    }

    .launch-title {
      font-weight: 900;
      font-size: 18px;
      color: var(--ink);
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin: 18px 0 22px;
    }

    .time-ring {
      position: relative;
      min-height: 116px;
      display: grid;
      place-items: center;
      border-radius: 24px;
      background: conic-gradient(from 0deg, var(--primary) calc(var(--p) * 1%), #e8effb 0);
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.72);
    }

    .time-ring::after {
      content: "";
      position: absolute;
      inset: 8px;
      border-radius: 19px;
      background: #fff;
      box-shadow: inset 0 0 0 1px rgba(220,229,244,.95);
    }

    .time-ring .time-content {
      position: relative;
      z-index: 1;
      text-align: center;
    }

    .time-ring strong {
      display: block;
      color: var(--ink);
      font-size: 30px;
      line-height: 1;
    }

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

    .selling-points {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .point-item {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px;
      border-radius: 16px;
      background: #f8fbff;
      border: 1px solid var(--line);
      color: #3c4d6b;
      font-weight: 750;
      font-size: 14px;
    }

    .point-icon {
      width: 26px;
      height: 26px;
      border-radius: 9px;
      display: grid;
      place-items: center;
      color: #fff;
      background: var(--primary);
      flex: 0 0 auto;
    }

    .carousel-dots {
      display: flex;
      gap: 8px;
      margin-top: 16px;
    }

    .carousel-dots button {
      width: 32px;
      height: 8px;
      border-radius: 999px;
      background: #d9e3f5;
      transition: width .2s var(--ease), background .2s var(--ease);
    }

    .carousel-dots button.active {
      width: 48px;
      background: var(--primary);
    }

    .feature-layout {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 24px;
      align-items: stretch;
    }

    .feature-aside {
      border-radius: var(--radius-lg);
      padding: 28px;
      background: linear-gradient(135deg, var(--primary), #4c88ff);
      color: #fff;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      position: relative;
    }

    .feature-aside::after {
      content: "";
      position: absolute;
      width: 210px;
      height: 210px;
      right: -70px;
      bottom: -70px;
      border-radius: 50%;
      background: rgba(255,255,255,.16);
    }

    .feature-aside h3 {
      color: #fff;
      font-size: 28px;
      margin-bottom: 14px;
    }

    .feature-aside p {
      color: rgba(255,255,255,.84);
      margin-bottom: 24px;
    }

    .mini-checks {
      display: grid;
      gap: 12px;
      position: relative;
      z-index: 1;
    }

    .mini-checks li {
      list-style: none;
      display: flex;
      gap: 10px;
      align-items: flex-start;
      padding: 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.18);
    }

    .mini-checks b {
      color: #fff;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 18px;
    }

    .card {
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: var(--surface);
      box-shadow: var(--shadow-sm);
      transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(30,91,255,.28);
    }

    .feature-card {
      padding: 24px;
      min-height: 190px;
    }

    .icon-box {
      width: 46px;
      height: 46px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      margin-bottom: 16px;
      color: var(--primary);
      background: var(--primary-50);
      font-size: 22px;
      font-weight: 900;
    }

    .feature-card h3 {
      margin-bottom: 9px;
    }

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

    .triple-grid {
      display: grid;
      grid-template-columns: 1.05fr .95fr .95fr;
      gap: 18px;
    }

    .triple-card {
      padding: 26px;
      border-radius: var(--radius-lg);
      min-height: 246px;
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }

    .triple-card.highlight {
      color: #fff;
      background: linear-gradient(135deg, #10244a, #1e5bff);
      border-color: transparent;
      box-shadow: var(--shadow-lg);
    }

    .triple-card.highlight h3,
    .triple-card.highlight p {
      color: #fff;
    }

    .triple-card::after {
      content: attr(data-index);
      position: absolute;
      right: 18px;
      bottom: -18px;
      color: rgba(30,91,255,.08);
      font-size: 110px;
      font-weight: 900;
      line-height: 1;
    }

    .triple-card.highlight::after {
      color: rgba(255,255,255,.12);
    }

    .triple-card .icon-box {
      background: rgba(30,91,255,.1);
    }

    .triple-card.highlight .icon-box {
      background: rgba(255,255,255,.16);
      color: #fff;
    }

    .triple-card p {
      margin-top: 10px;
      color: var(--muted);
      position: relative;
      z-index: 1;
    }

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

    .catalog-card {
      padding: 20px;
      border-radius: var(--radius-md);
      background: linear-gradient(180deg, #fff, #f8fbff);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      position: relative;
      overflow: hidden;
    }

    .catalog-card::before {
      content: "";
      position: absolute;
      inset: 0 0 auto;
      height: 4px;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
      transform: scaleX(.46);
      transform-origin: left;
      transition: transform .25s var(--ease);
    }

    .catalog-card:hover::before {
      transform: scaleX(1);
    }

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

    .catalog-card p {
      color: var(--muted);
      font-size: 14px;
      min-height: 48px;
    }

    .catalog-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 16px;
      padding-top: 14px;
      border-top: 1px dashed var(--line-strong);
      font-size: 13px;
      font-weight: 900;
      color: var(--primary);
    }

    .metrics-band {
      border-radius: 34px;
      padding: 34px;
      background:
        linear-gradient(135deg, #0f2245, #173f88 58%, #1e5bff);
      box-shadow: var(--shadow-lg);
      color: #fff;
      overflow: hidden;
      position: relative;
    }

    .metrics-band::before {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      right: -130px;
      top: -180px;
      border-radius: 50%;
      background: rgba(255,255,255,.12);
    }

    .metrics-band .section-head {
      margin-bottom: 22px;
      position: relative;
      z-index: 1;
    }

    .metrics-band h2,
    .metrics-band .section-kicker {
      color: #fff;
    }

    .metrics-band .section-kicker::before {
      background: #fff;
    }

    .metrics-band .section-desc {
      color: rgba(255,255,255,.78);
    }

    .metrics-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .metric-item {
      padding: 22px;
      border-radius: 22px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.18);
      backdrop-filter: blur(10px);
    }

    .metric-item strong {
      display: block;
      color: #fff;
      font-size: 34px;
      line-height: 1;
      margin-bottom: 10px;
    }

    .metric-item span {
      color: rgba(255,255,255,.78);
      font-size: 14px;
      font-weight: 700;
    }

    .steps {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 18px;
      counter-reset: step;
    }

    .step-card {
      padding: 26px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      position: relative;
      counter-increment: step;
    }

    .step-card::before {
      content: "0" counter(step);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 48px;
      height: 48px;
      border-radius: 16px;
      margin-bottom: 18px;
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      font-weight: 900;
      box-shadow: 0 12px 24px rgba(30,91,255,.2);
    }

    .step-card h3 {
      margin-bottom: 10px;
    }

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

    .testimonial-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 22px;
      align-items: stretch;
    }

    .rating-card {
      padding: 30px;
      border-radius: 32px;
      background: linear-gradient(180deg, #fff, #f5f9ff);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-md);
    }

    .rating-score {
      font-size: 58px;
      font-weight: 900;
      color: var(--primary);
      line-height: 1;
      letter-spacing: -.05em;
    }

    .stars {
      color: var(--accent);
      font-size: 20px;
      letter-spacing: 2px;
      margin: 12px 0;
    }

    .rating-card p {
      color: var(--muted);
      margin-bottom: 22px;
    }

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

    .review {
      padding: 20px;
      border-radius: 22px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .review-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      margin-bottom: 10px;
      font-weight: 900;
    }

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

    .review p {
      color: var(--muted);
      font-size: 15px;
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.25fr .75fr;
      gap: 22px;
    }

    .news-list {
      padding: 10px;
      border-radius: 28px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
    }

    .news-item {
      display: grid;
      grid-template-columns: 110px 1fr auto;
      align-items: center;
      gap: 16px;
      padding: 18px;
      border-radius: 20px;
      border-bottom: 1px solid var(--line);
    }

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

    .news-item:hover {
      background: var(--primary-50);
    }

    .news-date {
      color: var(--primary);
      font-weight: 900;
      font-size: 13px;
    }

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

    .news-desc {
      color: var(--muted);
      font-size: 14px;
      margin-top: 4px;
    }

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

    .recommend-box {
      padding: 24px;
      border-radius: 28px;
      background: linear-gradient(180deg, #10244a, #1c55dd);
      color: #fff;
      box-shadow: var(--shadow-lg);
    }

    .recommend-box h3 {
      color: #fff;
      margin-bottom: 12px;
    }

    .recommend-box p {
      color: rgba(255,255,255,.78);
      margin-bottom: 18px;
    }

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

    .tag {
      display: inline-flex;
      padding: 7px 11px;
      border-radius: 999px;
      color: #fff;
      background: rgba(255,255,255,.13);
      border: 1px solid rgba(255,255,255,.18);
      font-size: 13px;
      font-weight: 800;
    }

    .faq-layout {
      display: grid;
      grid-template-columns: .85fr 1.15fr;
      gap: 24px;
      align-items: start;
    }

    .faq-note {
      padding: 28px;
      border-radius: 30px;
      background: #fff;
      border: 1px solid var(--line);
      box-shadow: var(--shadow-sm);
      position: sticky;
      top: 112px;
    }

    .faq-note h3 {
      margin-bottom: 12px;
      font-size: 26px;
    }

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

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

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

    .faq-question {
      width: 100%;
      padding: 20px 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      background: #fff;
      color: var(--ink);
      text-align: left;
      font-weight: 900;
    }

    .faq-question:hover {
      color: var(--primary);
      background: #f8fbff;
    }

    .faq-question .plus {
      width: 28px;
      height: 28px;
      border-radius: 10px;
      display: grid;
      place-items: center;
      background: var(--primary-50);
      color: var(--primary);
      flex: 0 0 auto;
      transition: transform .2s var(--ease);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 20px;
      color: var(--muted);
      font-size: 15px;
    }

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

    .faq-item.open .plus {
      transform: rotate(45deg);
    }

    .trial {
      padding-bottom: 86px;
    }

    .trial-card {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 26px;
      align-items: center;
      border-radius: 36px;
      padding: clamp(28px, 5vw, 48px);
      background:
        linear-gradient(135deg, rgba(30,91,255,.95), rgba(19,183,199,.92)),
        radial-gradient(circle at top right, rgba(255,255,255,.2), transparent 28rem);
      box-shadow: var(--shadow-lg);
      color: #fff;
      overflow: hidden;
      position: relative;
    }

    .trial-card::after {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      right: -140px;
      bottom: -180px;
      border-radius: 50%;
      border: 60px solid rgba(255,255,255,.12);
    }

    .trial-card h2,
    .trial-card .section-kicker {
      color: #fff;
    }

    .trial-card .section-kicker::before {
      background: #fff;
    }

    .trial-card p {
      color: rgba(255,255,255,.84);
      max-width: 650px;
      margin-top: 14px;
    }

    .trial-form {
      position: relative;
      z-index: 1;
      padding: 22px;
      border-radius: 28px;
      background: rgba(255,255,255,.15);
      border: 1px solid rgba(255,255,255,.22);
      backdrop-filter: blur(14px);
    }

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

    .trial-form input {
      height: 50px;
      border-radius: 16px;
      padding: 0 16px;
      border-color: rgba(255,255,255,.36);
      background: rgba(255,255,255,.96);
      font-weight: 700;
    }

    .trial-form .btn {
      width: 100%;
      background: #fff;
      color: var(--primary);
      box-shadow: 0 16px 34px rgba(0,0,0,.12);
    }

    .form-tip {
      margin-top: 12px;
      color: rgba(255,255,255,.78);
      font-size: 13px;
    }

    .site-footer {
      padding: 48px 0 30px;
      background: #0d1d39;
      color: #d9e6ff;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 28px;
      padding-bottom: 30px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

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

    .footer-brand .brand-mark {
      box-shadow: none;
    }

    .footer-text {
      max-width: 560px;
      color: rgba(217,230,255,.72);
      font-size: 14px;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 12px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a,
    .footer-links span {
      color: rgba(217,230,255,.72);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
      transform: translateX(3px);
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      padding-top: 22px;
      color: rgba(217,230,255,.58);
      font-size: 13px;
    }

    .floating-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 90;
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 10px 12px 10px 18px;
      border-radius: 999px;
      background: rgba(17,33,63,.9);
      color: #fff;
      box-shadow: 0 18px 45px rgba(17,33,63,.24);
      backdrop-filter: blur(14px);
      border: 1px solid rgba(255,255,255,.16);
    }

    .floating-cta span {
      font-size: 14px;
      font-weight: 800;
      white-space: nowrap;
    }

    .floating-cta .btn {
      min-height: 38px;
      padding: 8px 14px;
      font-size: 13px;
      background: #fff;
      color: var(--primary);
    }

    @media (max-width: 1024px) {
      .nav-search {
        display: none;
      }

      .hero-inner,
      .feature-layout,
      .testimonial-layout,
      .news-layout,
      .faq-layout,
      .trial-card {
        grid-template-columns: 1fr;
      }

      .launch-panel {
        border-left: 0;
        border-top: 1px solid rgba(199, 213, 236, .75);
      }

      .catalog-wrap,
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }

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

      .faq-note {
        position: static;
      }
    }

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

      .site-header {
        top: 10px;
      }

      .nav-shell {
        border-radius: 24px;
        align-items: flex-start;
        flex-wrap: wrap;
        padding: 12px;
      }

      .brand-sub {
        display: none;
      }

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

      .nav-links {
        display: none;
        width: 100%;
        order: 3;
        flex-direction: column;
        align-items: stretch;
        border-radius: 18px;
        padding: 8px;
      }

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

      .nav-link {
        text-align: center;
      }

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

      main {
        padding-top: 94px;
      }

      .section {
        padding: 54px 0;
      }

      .section-head {
        display: block;
      }

      .section-desc {
        margin-top: 12px;
      }

      .hero-stage {
        border-radius: 28px;
      }

      .hero-copy {
        padding: 28px;
      }

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

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

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

      .launch-panel {
        padding: 16px;
      }

      .launch-card {
        border-radius: 24px;
        padding: 18px;
      }

      .countdown {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 8px;
      }

      .time-ring {
        min-height: 92px;
        border-radius: 20px;
      }

      .time-ring strong {
        font-size: 24px;
      }

      .feature-grid,
      .catalog-wrap,
      .metrics-grid {
        grid-template-columns: 1fr;
      }

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

      .news-date {
        grid-column: 1 / -1;
      }

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

      .floating-cta {
        width: calc(100% - 28px);
        justify-content: space-between;
      }
    }

    @media (max-width: 520px) {
      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 28px;
      }

      .brand-name {
        font-size: 14px;
      }

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

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

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

      .time-ring {
        min-height: 84px;
      }

      .launch-top {
        display: block;
      }

      .launch-top .badge {
        margin-top: 10px;
      }

      .metrics-band,
      .trial-card {
        border-radius: 28px;
        padding: 24px;
      }

      .floating-cta span {
        max-width: 160px;
        overflow: hidden;
        text-overflow: ellipsis;
      }
    }