/* roulang page: index */
:root {
      --color-primary: #7c3aed;
      --color-primary-dark: #5b21b6;
      --color-secondary: #06b6d4;
      --color-accent: #f97316;
      --color-pink: #ec4899;
      --color-bg: #0f1020;
      --color-bg-soft: #17182d;
      --color-surface: #ffffff;
      --color-surface-2: #f7f4ff;
      --color-text: #1f2433;
      --color-text-soft: #5d6475;
      --color-muted: #8b90a1;
      --color-border: rgba(124, 58, 237, 0.16);
      --color-border-strong: rgba(124, 58, 237, 0.32);
      --radius-sm: 12px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --radius-xl: 36px;
      --shadow-sm: 0 10px 24px rgba(28, 20, 64, 0.08);
      --shadow-md: 0 18px 48px rgba(28, 20, 64, 0.14);
      --shadow-lg: 0 28px 80px rgba(28, 20, 64, 0.22);
      --container: 1180px;
      --transition: 180ms ease;
      --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font-main);
      color: var(--color-text);
      line-height: 1.75;
      background:
        radial-gradient(circle at 8% 2%, rgba(236, 72, 153, 0.18), transparent 28rem),
        radial-gradient(circle at 92% 8%, rgba(6, 182, 212, 0.18), transparent 30rem),
        linear-gradient(180deg, #fff 0%, #fbf8ff 44%, #ffffff 100%);
      overflow-x: hidden;
    }

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

    a:hover,
    a:focus {
      color: var(--color-primary);
    }

    button,
    input,
    textarea {
      font-family: inherit;
    }

    button {
      cursor: pointer;
    }

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

    ::selection {
      background: rgba(124, 58, 237, 0.2);
      color: var(--color-primary-dark);
    }

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

    .skip-link {
      position: absolute;
      left: 16px;
      top: -60px;
      padding: 10px 16px;
      background: var(--color-primary);
      color: #fff;
      border-radius: 999px;
      z-index: 999;
    }

    .skip-link:focus {
      top: 16px;
      color: #fff;
      outline: 3px solid rgba(6, 182, 212, 0.35);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.82);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(124, 58, 237, 0.12);
    }

    .nav-shell {
      min-height: 78px;
      display: grid;
      grid-template-columns: auto minmax(260px, 1fr) auto;
      align-items: center;
      gap: 22px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 900;
      letter-spacing: -0.02em;
      color: var(--color-text);
      white-space: nowrap;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      background:
        linear-gradient(135deg, rgba(124, 58, 237, 1), rgba(236, 72, 153, 0.92) 58%, rgba(6, 182, 212, 0.92));
      color: #fff;
      box-shadow: 0 12px 28px rgba(124, 58, 237, 0.25);
      font-size: 18px;
    }

    .brand-text {
      font-size: 18px;
    }

    .search-wrap {
      position: relative;
      display: flex;
      align-items: center;
      background: rgba(255, 255, 255, 0.88);
      border: 1px solid var(--color-border);
      border-radius: 999px;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
    }

    .search-icon {
      width: 48px;
      text-align: center;
      color: var(--color-primary);
      font-size: 18px;
      flex: 0 0 auto;
    }

    .search-input {
      height: 48px;
      flex: 1;
      min-width: 0;
      border: 0;
      background: transparent;
      color: var(--color-text);
      padding: 0 10px 0 0;
      box-shadow: none;
      margin: 0;
    }

    .search-input:focus {
      border: 0;
      box-shadow: none;
      outline: none;
      background: transparent;
    }

    .search-button {
      height: 40px;
      margin-right: 4px;
      padding: 0 18px;
      border: 0;
      border-radius: 999px;
      color: #fff;
      font-weight: 800;
      background: linear-gradient(135deg, var(--color-primary), var(--color-pink));
      box-shadow: 0 10px 22px rgba(124, 58, 237, 0.25);
    }

    .search-button:hover,
    .search-button:focus {
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(124, 58, 237, 0.32);
      outline: none;
    }

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

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 18px;
      border-radius: 999px;
      font-weight: 800;
      color: var(--color-text-soft);
      border: 1px solid transparent;
    }

    .nav-link:hover,
    .nav-link:focus,
    .nav-link.active {
      color: var(--color-primary-dark);
      background: rgba(124, 58, 237, 0.08);
      border-color: rgba(124, 58, 237, 0.14);
    }

    .mobile-menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border: 0;
      border-radius: 14px;
      background: rgba(124, 58, 237, 0.1);
      color: var(--color-primary);
      font-size: 22px;
    }

    .mobile-panel {
      display: none;
      padding: 0 0 18px;
    }

    .section {
      padding: 88px 0;
    }

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

    .section-heading {
      display: grid;
      gap: 12px;
      margin-bottom: 30px;
    }

    .section-heading.split {
      grid-template-columns: 1.1fr 0.9fr;
      align-items: end;
      gap: 28px;
    }

    .eyebrow,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: fit-content;
      padding: 7px 12px;
      border-radius: 999px;
      background: rgba(124, 58, 237, 0.1);
      color: var(--color-primary-dark);
      font-size: 13px;
      font-weight: 900;
      line-height: 1;
      border: 1px solid rgba(124, 58, 237, 0.12);
    }

    .badge.hot {
      color: #9a3412;
      background: rgba(249, 115, 22, 0.12);
      border-color: rgba(249, 115, 22, 0.2);
    }

    .badge.cyan {
      color: #0e7490;
      background: rgba(6, 182, 212, 0.12);
      border-color: rgba(6, 182, 212, 0.22);
    }

    h1,
    h2,
    h3,
    h4,
    p {
      margin-top: 0;
    }

    h1 {
      font-size: clamp(34px, 5.2vw, 68px);
      line-height: 1.08;
      letter-spacing: -0.06em;
      margin-bottom: 18px;
      color: #fff;
      text-wrap: balance;
    }

    h2 {
      font-size: clamp(26px, 3.2vw, 42px);
      line-height: 1.16;
      letter-spacing: -0.04em;
      margin-bottom: 0;
      color: var(--color-text);
    }

    h3 {
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 10px;
      letter-spacing: -0.02em;
    }

    .lead {
      font-size: 18px;
      color: rgba(255, 255, 255, 0.82);
      max-width: 790px;
      margin-bottom: 24px;
    }

    .section-desc {
      color: var(--color-text-soft);
      font-size: 16px;
      margin: 0;
      max-width: 720px;
    }

    .btn-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 22px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 900;
      line-height: 1;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--color-accent), var(--color-pink));
      box-shadow: 0 16px 34px rgba(249, 115, 22, 0.28);
    }

    .btn-primary:hover,
    .btn-primary:focus {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 22px 48px rgba(249, 115, 22, 0.34);
    }

    .btn-secondary {
      color: #fff;
      background: rgba(255, 255, 255, 0.13);
      border-color: rgba(255, 255, 255, 0.24);
      backdrop-filter: blur(10px);
    }

    .btn-secondary:hover,
    .btn-secondary:focus {
      color: #fff;
      background: rgba(255, 255, 255, 0.2);
      transform: translateY(-2px);
    }

    .btn-light {
      color: var(--color-primary-dark);
      background: #fff;
      border-color: rgba(124, 58, 237, 0.12);
      box-shadow: var(--shadow-sm);
    }

    .btn-light:hover,
    .btn-light:focus {
      color: var(--color-primary-dark);
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }

    .hero {
      padding: 34px 0 70px;
      background:
        radial-gradient(circle at 80% 18%, rgba(6, 182, 212, 0.36), transparent 27rem),
        radial-gradient(circle at 18% 18%, rgba(236, 72, 153, 0.38), transparent 24rem),
        linear-gradient(135deg, #201047 0%, #5b21b6 48%, #111827 100%);
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
      background-size: 46px 46px;
      mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 74%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 1;
    }

    .flash-bar {
      display: grid;
      grid-template-columns: auto 1fr auto;
      gap: 16px;
      align-items: center;
      padding: 12px 14px 12px 18px;
      margin-bottom: 26px;
      border: 1px solid rgba(255, 255, 255, 0.16);
      border-radius: 24px;
      background: rgba(255, 255, 255, 0.12);
      backdrop-filter: blur(18px);
      box-shadow: 0 22px 60px rgba(0, 0, 0, 0.18);
    }

    .flash-title {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 950;
      white-space: nowrap;
    }

    .flash-title span:first-child {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 12px;
      background: rgba(249, 115, 22, 0.18);
    }

    .countdown {
      display: flex;
      align-items: center;
      gap: 7px;
      justify-content: center;
      font-weight: 900;
    }

    .time-box {
      min-width: 42px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 10px;
      color: #fff;
      background: rgba(15, 16, 32, 0.62);
      border: 1px solid rgba(255, 255, 255, 0.14);
      font-variant-numeric: tabular-nums;
    }

    .hero-stage {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
      gap: 30px;
      align-items: stretch;
    }

    .hero-copy {
      padding: 34px 0 0;
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin: 24px 0 0;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 9px 13px;
      border-radius: 999px;
      color: rgba(255, 255, 255, 0.9);
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.14);
      font-size: 14px;
      font-weight: 800;
    }

    .product-card {
      position: relative;
      padding: 26px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 247, 255, 0.92));
      color: var(--color-text);
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.45);
    }

    .product-card::after {
      content: "";
      position: absolute;
      width: 180px;
      height: 180px;
      right: -70px;
      top: -70px;
      border-radius: 999px;
      background: radial-gradient(circle, rgba(236, 72, 153, 0.24), transparent 68%);
    }

    .product-top {
      position: relative;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 22px;
    }

    .product-title {
      font-size: 25px;
      line-height: 1.22;
      font-weight: 950;
      letter-spacing: -0.04em;
      margin-bottom: 8px;
    }

    .product-sub {
      color: var(--color-text-soft);
      margin: 0;
      font-size: 14px;
    }

    .price-badge {
      flex: 0 0 auto;
      width: 82px;
      height: 82px;
      border-radius: 26px;
      display: grid;
      place-items: center;
      text-align: center;
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-pink));
      box-shadow: 0 18px 36px rgba(124, 58, 237, 0.25);
      transform: rotate(4deg);
      font-weight: 950;
      line-height: 1.15;
    }

    .feature-list {
      display: grid;
      gap: 12px;
      margin: 0 0 22px;
      padding: 0;
      list-style: none;
    }

    .feature-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--color-text-soft);
      font-size: 15px;
    }

    .feature-list li::before {
      content: "✓";
      width: 22px;
      height: 22px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 999px;
      color: var(--color-primary);
      background: rgba(124, 58, 237, 0.1);
      font-weight: 950;
      font-size: 12px;
      margin-top: 2px;
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 18px;
    }

    .metric-mini {
      padding: 16px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.14);
    }

    .metric-mini strong {
      display: block;
      font-size: 24px;
      line-height: 1;
      color: #fff;
      margin-bottom: 6px;
      font-variant-numeric: tabular-nums;
    }

    .metric-mini span {
      color: rgba(255, 255, 255, 0.74);
      font-size: 13px;
    }

    .card {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: var(--color-border-strong);
    }

    .dashboard {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 22px;
      align-items: stretch;
    }

    .data-panel {
      padding: 26px;
      background:
        radial-gradient(circle at 0% 0%, rgba(124, 58, 237, 0.16), transparent 18rem),
        #fff;
    }

    .data-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 20px;
    }

    .data-item {
      padding: 18px;
      border-radius: 22px;
      background: var(--color-surface-2);
      border: 1px solid rgba(124, 58, 237, 0.1);
    }

    .data-item strong {
      display: block;
      font-size: 31px;
      line-height: 1;
      letter-spacing: -0.04em;
      color: var(--color-primary-dark);
      margin-bottom: 8px;
      font-variant-numeric: tabular-nums;
    }

    .data-item span {
      color: var(--color-text-soft);
      font-size: 14px;
    }

    .service-matrix {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .matrix-card {
      padding: 22px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--color-border);
      min-height: 150px;
    }

    .matrix-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      margin-bottom: 14px;
      background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.12));
      color: var(--color-primary);
      font-size: 20px;
    }

    .matrix-card p {
      margin: 0;
      color: var(--color-text-soft);
      font-size: 14px;
    }

    .deals-section {
      margin-top: 28px;
      padding: 24px;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(255, 246, 237, 0.9)),
        radial-gradient(circle at 100% 0%, rgba(249, 115, 22, 0.2), transparent 18rem);
      border: 1px solid rgba(249, 115, 22, 0.18);
      box-shadow: var(--shadow-sm);
    }

    .deal-head {
      display: flex;
      justify-content: space-between;
      align-items: end;
      gap: 18px;
      margin-bottom: 18px;
    }

    .deal-head p {
      margin: 8px 0 0;
      color: var(--color-text-soft);
      max-width: 640px;
    }

    .deal-list {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      counter-reset: deal;
    }

    .deal-card {
      position: relative;
      padding: 20px;
      border-radius: 24px;
      background: #fff;
      border: 1px solid rgba(249, 115, 22, 0.16);
      overflow: hidden;
    }

    .deal-card::before {
      counter-increment: deal;
      content: "0" counter(deal);
      position: absolute;
      right: 16px;
      top: 10px;
      font-size: 42px;
      line-height: 1;
      font-weight: 950;
      color: rgba(249, 115, 22, 0.13);
      letter-spacing: -0.06em;
    }

    .deal-card h4 {
      position: relative;
      font-size: 18px;
      margin-bottom: 8px;
      font-weight: 950;
    }

    .deal-card p {
      position: relative;
      color: var(--color-text-soft);
      margin-bottom: 16px;
      font-size: 14px;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 900;
      color: var(--color-primary-dark);
    }

    .text-link:hover {
      gap: 10px;
      color: var(--color-pink);
    }

    .qa-wrap {
      display: grid;
      grid-template-columns: 0.78fr 1.22fr;
      gap: 28px;
      align-items: start;
    }

    .compare-card {
      padding: 26px;
      border-radius: var(--radius-xl);
      background: linear-gradient(135deg, #191132, #281b54);
      color: #fff;
      box-shadow: var(--shadow-md);
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

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

    .compare-row span {
      color: rgba(255, 255, 255, 0.72);
      font-size: 14px;
    }

    .compare-row strong {
      font-size: 15px;
    }

    .vs {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      font-size: 12px;
      font-weight: 950;
    }

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

    details.faq-item {
      border-radius: 24px;
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: border-color var(--transition), box-shadow var(--transition);
    }

    details.faq-item[open] {
      border-color: var(--color-border-strong);
      box-shadow: var(--shadow-md);
    }

    .faq-item summary {
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      padding: 20px 22px;
      cursor: pointer;
      font-weight: 950;
      color: var(--color-text);
    }

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

    .faq-item summary::after {
      content: "+";
      width: 30px;
      height: 30px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 999px;
      color: var(--color-primary);
      background: rgba(124, 58, 237, 0.1);
      font-size: 20px;
      transition: transform var(--transition), background var(--transition);
    }

    details[open] summary::after {
      content: "−";
      transform: rotate(180deg);
      background: rgba(236, 72, 153, 0.12);
      color: var(--color-pink);
    }

    .faq-item p {
      padding: 0 22px 22px;
      margin: 0;
      color: var(--color-text-soft);
    }

    .news-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 24px;
      align-items: start;
    }

    .news-list {
      display: grid;
      gap: 12px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .news-list li a {
      display: grid;
      grid-template-columns: auto minmax(0, 1fr) auto;
      align-items: center;
      gap: 14px;
      padding: 18px 20px;
      border-radius: 22px;
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .news-list li a:hover,
    .news-list li a:focus {
      border-color: var(--color-border-strong);
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
      color: var(--color-text);
    }

    .news-date {
      display: inline-flex;
      min-width: 74px;
      justify-content: center;
      padding: 7px 10px;
      border-radius: 999px;
      color: var(--color-primary-dark);
      background: rgba(124, 58, 237, 0.08);
      font-size: 13px;
      font-weight: 900;
      font-variant-numeric: tabular-nums;
    }

    .news-title {
      min-width: 0;
    }

    .news-title strong {
      display: block;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-size: 16px;
      margin-bottom: 2px;
    }

    .news-title span {
      display: block;
      color: var(--color-text-soft);
      font-size: 13px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .arrow {
      color: var(--color-muted);
      font-weight: 950;
    }

    .recommend-panel {
      padding: 24px;
      border-radius: var(--radius-xl);
      background:
        radial-gradient(circle at 100% 0%, rgba(6, 182, 212, 0.18), transparent 16rem),
        #fff;
      border: 1px solid rgba(6, 182, 212, 0.18);
      box-shadow: var(--shadow-sm);
    }

    .recommend-panel h3 {
      margin-bottom: 14px;
    }

    .recommend-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 18px;
    }

    .topic-chip {
      display: inline-flex;
      align-items: center;
      padding: 9px 12px;
      border-radius: 999px;
      background: rgba(6, 182, 212, 0.1);
      color: #0e7490;
      font-weight: 850;
      font-size: 13px;
      border: 1px solid rgba(6, 182, 212, 0.16);
    }

    .safety {
      background:
        linear-gradient(180deg, rgba(247, 244, 255, 0.75), rgba(255, 255, 255, 0.92));
    }

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

    .security-card {
      padding: 24px;
      border-radius: var(--radius-lg);
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .security-icon {
      width: 46px;
      height: 46px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      margin-bottom: 16px;
      background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(236, 72, 153, 0.12));
      font-size: 22px;
    }

    .security-card p {
      color: var(--color-text-soft);
      margin: 0;
      font-size: 14px;
    }

    .app-section {
      padding-bottom: 96px;
    }

    .app-card {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 30px;
      align-items: center;
      padding: 34px;
      border-radius: 38px;
      background:
        radial-gradient(circle at 12% 20%, rgba(236, 72, 153, 0.2), transparent 20rem),
        radial-gradient(circle at 100% 0%, rgba(6, 182, 212, 0.18), transparent 22rem),
        linear-gradient(135deg, #24104d, #111827);
      color: #fff;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
    }

    .app-card h2,
    .app-card .section-desc {
      color: #fff;
    }

    .app-card .section-desc {
      color: rgba(255, 255, 255, 0.76);
    }

    .step-list {
      display: grid;
      gap: 12px;
      margin-top: 24px;
    }

    .step-item {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 14px;
      align-items: start;
      padding: 14px;
      border-radius: 20px;
      background: rgba(255, 255, 255, 0.09);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .step-num {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      background: rgba(255, 255, 255, 0.14);
      font-weight: 950;
      color: #fff;
    }

    .step-item strong {
      display: block;
      margin-bottom: 2px;
    }

    .step-item span {
      color: rgba(255, 255, 255, 0.72);
      font-size: 14px;
    }

    .form-card {
      padding: 26px;
      border-radius: 30px;
      background: rgba(255, 255, 255, 0.96);
      color: var(--color-text);
      box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
    }

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

    .field label {
      display: block;
      margin-bottom: 7px;
      font-size: 13px;
      font-weight: 900;
      color: var(--color-text-soft);
    }

    .field input,
    .field textarea,
    .field select {
      width: 100%;
      border: 1px solid rgba(124, 58, 237, 0.18);
      border-radius: 16px;
      background: #fbfaff;
      padding: 13px 14px;
      min-height: 48px;
      margin: 0;
      color: var(--color-text);
      box-shadow: none;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    .field textarea {
      min-height: 92px;
      resize: vertical;
    }

    .field input:focus,
    .field textarea:focus,
    .field select:focus {
      outline: none;
      border-color: var(--color-primary);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.12);
    }

    .form-note {
      margin: 12px 0 0;
      color: var(--color-text-soft);
      font-size: 13px;
    }

    .site-footer {
      background: #111827;
      color: rgba(255, 255, 255, 0.72);
      padding: 42px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
      color: #fff;
      font-weight: 950;
      font-size: 18px;
    }

    .footer-brand .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      box-shadow: none;
    }

    .footer-text {
      margin: 0;
      max-width: 700px;
      color: rgba(255, 255, 255, 0.64);
      font-size: 14px;
    }

    .copyright {
      text-align: right;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.58);
    }

    .toast {
      position: fixed;
      left: 50%;
      bottom: 24px;
      transform: translateX(-50%) translateY(30px);
      padding: 12px 18px;
      border-radius: 999px;
      background: rgba(17, 24, 39, 0.92);
      color: #fff;
      box-shadow: var(--shadow-md);
      opacity: 0;
      pointer-events: none;
      transition: opacity var(--transition), transform var(--transition);
      z-index: 80;
      font-weight: 850;
      font-size: 14px;
    }

    .toast.show {
      opacity: 1;
      transform: translateX(-50%) translateY(0);
    }

    .floating-cta {
      position: fixed;
      right: 22px;
      bottom: 22px;
      z-index: 45;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 13px 18px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--color-primary), var(--color-pink));
      color: #fff;
      box-shadow: 0 18px 40px rgba(124, 58, 237, 0.28);
      font-weight: 950;
    }

    .floating-cta:hover,
    .floating-cta:focus {
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 24px 50px rgba(124, 58, 237, 0.35);
    }

    @media (max-width: 1024px) {
      .nav-shell {
        grid-template-columns: auto 1fr auto;
        gap: 14px;
      }

      .brand-text {
        max-width: 190px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .hero-stage,
      .dashboard,
      .qa-wrap,
      .app-card {
        grid-template-columns: 1fr;
      }

      .hero-copy {
        padding-top: 16px;
      }

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

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

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

      .site-header {
        position: sticky;
      }

      .nav-shell {
        min-height: auto;
        padding: 14px 0;
        grid-template-columns: 1fr auto;
      }

      .search-wrap,
      .nav-links {
        display: none;
      }

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

      .mobile-panel.open {
        display: grid;
        gap: 12px;
      }

      .mobile-panel .search-wrap {
        display: flex;
      }

      .mobile-panel .nav-links {
        display: flex;
        justify-content: flex-start;
      }

      .section {
        padding: 62px 0;
      }

      .section-tight {
        padding: 42px 0;
      }

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

      .flash-bar {
        grid-template-columns: 1fr;
        text-align: left;
        border-radius: 22px;
      }

      .countdown {
        justify-content: flex-start;
        flex-wrap: wrap;
      }

      .hero {
        padding-top: 22px;
      }

      .hero-metrics,
      .data-grid,
      .service-matrix,
      .deal-list {
        grid-template-columns: 1fr;
      }

      .deal-head {
        display: grid;
        align-items: start;
      }

      .news-list li a {
        grid-template-columns: 1fr auto;
      }

      .news-date {
        grid-column: 1 / -1;
        justify-content: flex-start;
        width: fit-content;
      }

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

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

      .copyright {
        text-align: left;
      }

      .floating-cta {
        right: 14px;
        left: 14px;
        justify-content: center;
      }
    }

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

      h2 {
        font-size: 27px;
      }

      .brand-text {
        max-width: 220px;
      }

      .product-card,
      .data-panel,
      .compare-card,
      .app-card,
      .form-card {
        padding: 22px;
        border-radius: 26px;
      }

      .product-top {
        display: grid;
      }

      .price-badge {
        width: 76px;
        height: 76px;
      }

      .btn {
        width: 100%;
      }

      .search-button {
        padding: 0 14px;
      }

      .compare-row {
        grid-template-columns: 1fr;
      }

      .vs {
        display: none;
      }
    }