:root {
      --ink: #0b1220;
      --ink2: #111c31;
      --blue: #155eef;
      --blue2: #1c7dff;
      --cyan: #00b8d9;
      --green: #16c784;
      --paper: #ffffff;
      --soft: #f5f8ff;
      --soft2: #ecf4ff;
      --line: #d8e4f8;
      --text: #172033;
      --muted: #64748b;
      --shadow: 0 28px 80px rgba(21, 94, 239, .16);
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--text);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
      background: var(--paper);
      line-height: 1.6;
    }
    body.modal-open { overflow: hidden; }
    a { color: inherit; text-decoration: none; }
    button { font: inherit; }

    .nav {
      position: sticky;
      top: 0;
      z-index: 30;
      display: grid;
      grid-template-columns: max-content 1fr max-content;
      gap: 20px;
      align-items: center;
      min-height: 68px;
      padding: 0 max(22px, calc((100vw - 1180px) / 2));
      color: #e7efff;
      background: rgba(11, 18, 32, .94);
      border-bottom: 1px solid rgba(255,255,255,.1);
      backdrop-filter: blur(16px);
    }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      white-space: nowrap;
    }
    .brand-mark {
      display: grid;
      place-items: center;
      width: 34px;
      height: 34px;
      border-radius: 10px;
      color: #fff;
      background:
        linear-gradient(135deg, rgba(0,184,217,.9), rgba(21,94,239,.95));
      box-shadow: 0 12px 34px rgba(0,184,217,.26);
      font-size: 15px;
      font-weight: 950;
    }
    .menu {
      display: flex;
      justify-content: center;
      gap: 2px;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .menu::-webkit-scrollbar { display: none; }
    .menu li {
      display: inline-flex;
      margin: 0;
      padding: 0;
      list-style: none;
    }
    .menu li a {
      width: 100%;
    }
    .menu a {
      display: inline-flex;
      align-items: center;
      min-height: 36px;
      padding: 0 10px;
      border-radius: 8px;
      color: #aebbd1;
      font-size: 13px;
      font-weight: 760;
      white-space: nowrap;
    }
    .menu a:hover { color: #fff; background: rgba(255,255,255,.08); }
    .nav-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 8px;
      color: #041124;
      background: linear-gradient(135deg, #7ce7ff, #a7c8ff);
      font-size: 13px;
      font-weight: 900;
      white-space: nowrap;
    }
    .menu-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(255,255,255,.16);
      border-radius: 10px;
      color: #e7efff;
      background: rgba(255,255,255,.08);
      cursor: pointer;
      font-size: 22px;
      line-height: 1;
    }

    .hero {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(120deg, rgba(255,255,255,.92) 0%, rgba(246,250,255,.94) 42%, rgba(218,237,255,.9) 100%);
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(rgba(21,94,239,.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(21,94,239,.08) 1px, transparent 1px),
        radial-gradient(circle at 78% 20%, rgba(0,184,217,.22), transparent 24%),
        radial-gradient(circle at 92% 5%, rgba(21,94,239,.2), transparent 28%);
      background-size: 44px 44px, 44px 44px, auto, auto;
      pointer-events: none;
    }
    .hero::after {
      content: "";
      position: absolute;
      top: 80px;
      right: -160px;
      width: 620px;
      height: 360px;
      background: linear-gradient(100deg, transparent, rgba(21,94,239,.18), rgba(0,184,217,.34), transparent);
      transform: rotate(-18deg);
      filter: blur(2px);
      opacity: .75;
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(420px, .9fr);
      gap: 46px;
      align-items: center;
      max-width: 1180px;
      min-height: calc(100vh - 68px);
      margin: 0 auto;
      padding: 78px 24px 64px;
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0 13px;
      border: 1px solid rgba(21,94,239,.18);
      border-radius: 999px;
      color: var(--blue);
      background: rgba(255,255,255,.72);
      font-size: 12px;
      font-weight: 900;
      text-transform: uppercase;
    }
    h1, h2, h3, p { margin: 0; }
    h1 {
      max-width: 16em;
      margin-top: 20px;
      color: var(--ink);
      font-size: clamp(32px, 3.2vw, 46px);
      line-height: 1.18;
      letter-spacing: 0;
      text-wrap: balance;
    }
    .hero-lead {
      max-width: 660px;
      margin-top: 22px;
      color: #40516d;
      font-size: 18px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 30px;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 0 18px;
      border: 0;
      border-radius: 9px;
      cursor: pointer;
      font-weight: 900;
    }
    .btn.primary {
      color: #fff;
      background: linear-gradient(135deg, var(--blue), var(--blue2));
      box-shadow: 0 18px 42px rgba(21,94,239,.28);
    }
    .btn.secondary {
      color: var(--blue);
      border: 1px solid rgba(21,94,239,.2);
      background: rgba(255,255,255,.72);
    }
    .trust-strip {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
      color: #52637d;
      font-size: 13px;
    }
    .trust-strip span {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border: 1px solid rgba(21,94,239,.12);
      border-radius: 999px;
      background: rgba(255,255,255,.72);
    }

    .product-visual {
      position: relative;
      min-height: 540px;
    }
    .orbit {
      position: absolute;
      inset: 24px 0 auto auto;
      width: 330px;
      height: 330px;
      border: 1px solid rgba(21,94,239,.12);
      border-radius: 50%;
      background:
        radial-gradient(circle at 50% 50%, rgba(0,184,217,.16), transparent 34%),
        linear-gradient(135deg, rgba(255,255,255,.5), rgba(255,255,255,.05));
      animation: float 7s ease-in-out infinite;
    }
    .monitor-card {
      position: relative;
      z-index: 2;
      margin-top: 28px;
      border: 1px solid rgba(21,94,239,.14);
      border-radius: 18px;
      background: rgba(255,255,255,.82);
      box-shadow: var(--shadow);
      overflow: hidden;
      backdrop-filter: blur(18px);
    }
    .monitor-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 54px;
      padding: 0 18px;
      border-bottom: 1px solid var(--line);
      background: rgba(247,250,255,.84);
    }
    .dots { display: flex; gap: 7px; }
    .dots i { width: 10px; height: 10px; border-radius: 50%; background: #bfd2ee; }
    .monitor-label { color: #52637d; font-size: 13px; font-weight: 850; }
    .query-box {
      margin: 18px;
      padding: 16px;
      border-radius: 12px;
      color: #23324a;
      background: linear-gradient(135deg, #eef6ff, #fff);
      border: 1px solid #dce9ff;
      font-weight: 760;
    }
    .result-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      padding: 0 18px 18px;
    }
    .metric {
      min-height: 92px;
      padding: 14px;
      border: 1px solid #dfeafe;
      border-radius: 12px;
      background: #fff;
    }
    .metric b { display: block; color: var(--ink); font-size: 20px; }
    .metric span { display: block; margin-top: 6px; color: var(--muted); font-size: 13px; }
    .action-list {
      margin: 0 18px 18px;
      padding: 14px;
      border-radius: 12px;
      color: #24405e;
      background: #0b1220;
      color: #dbeafe;
    }
    .action-list strong { color: #7ce7ff; }
    .action-list ul { margin: 10px 0 0; padding-left: 18px; }
    .action-list li { margin-top: 4px; }
    .section {
      scroll-margin-top: 84px;
      max-width: 1180px;
      margin: 0 auto;
      padding: 84px 24px;
    }
    .section.alt {
      max-width: none;
      background: var(--soft);
    }
    .section.alt > .section-inner {
      max-width: 1180px;
      margin: 0 auto;
    }
    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .88fr) minmax(260px, .42fr);
      gap: 28px;
      align-items: end;
      margin-bottom: 34px;
    }
    .kicker { color: var(--blue); font-size: 13px; font-weight: 950; text-transform: uppercase; }
    h2 {
      margin-top: 8px;
      max-width: 20em;
      color: var(--ink);
      font-size: clamp(26px, 3vw, 42px);
      line-height: 1.18;
      letter-spacing: 0;
      text-wrap: balance;
    }
    .section-head p { color: var(--muted); font-size: 16px; }

    .platform-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .platform-card {
      position: relative;
      overflow: hidden;
      display: grid;
      justify-items: center;
      min-height: 150px;
      padding: 22px 16px 18px;
      border: 1px solid var(--line);
      border-radius: 14px;
      color: var(--text);
      background: #fff;
      box-shadow: 0 12px 30px rgba(17, 28, 49, .05);
      cursor: pointer;
      text-align: center;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .platform-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, transparent 0%, rgba(21,94,239,.08) 45%, rgba(0,184,217,.12) 55%, transparent 100%);
      transform: translateX(-120%);
      transition: transform .42s ease;
      pointer-events: none;
    }
    .platform-card:hover,
    .platform-card:focus-visible {
      transform: translateY(-5px);
      border-color: rgba(21,94,239,.44);
      box-shadow: 0 22px 46px rgba(21,94,239,.13);
      outline: none;
    }
    .platform-card:hover::before,
    .platform-card:focus-visible::before {
      transform: translateX(120%);
    }
    .platform-icon {
      display: grid;
      place-items: center;
      width: 92px;
      height: 92px;
      border: 1px solid rgba(21,94,239,.12);
      border-radius: 24px;
      background: linear-gradient(135deg, #fff, #eef6ff);
      box-shadow: 0 12px 26px rgba(21,94,239,.08);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .platform-icon img {
      display: block;
      width: 76px;
      height: 76px;
      object-fit: contain;
    }
    .platform-card:hover .platform-icon {
      transform: scale(1.08) rotate(-2deg);
      box-shadow: 0 16px 34px rgba(21,94,239,.16);
    }
    .platform-card h3 { margin-top: 16px; color: var(--ink); font-size: 20px; }
    .platform-card p { margin-top: 8px; color: var(--muted); font-size: 14px; }

    .compare-grid, .service-grid, .scenario-grid, .trust-grid {
      display: grid;
      gap: 16px;
    }
    .compare-grid { grid-template-columns: repeat(3, 1fr); }
    .service-grid { grid-template-columns: repeat(4, 1fr); }
    .scenario-grid { grid-template-columns: repeat(5, 1fr); }
    .trust-grid { grid-template-columns: repeat(4, 1fr); }
    .card {
      position: relative;
      min-height: 100%;
      padding: 22px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: 0 12px 32px rgba(17, 28, 49, .05);
    }
    .card.dark {
      color: #dbeafe;
      border-color: rgba(255,255,255,.12);
      background: linear-gradient(145deg, #0b1220, #13233c);
    }
    .card h3 { color: var(--ink); font-size: 20px; }
    .card.dark h3 { color: #fff; }
    .card p, .card li { color: var(--muted); font-size: 14px; }
    .card.dark p, .card.dark li { color: #b8c6da; }
    .card ul { margin: 14px 0 0; padding-left: 18px; }
    .number {
      display: grid;
      place-items: center;
      width: 34px;
      height: 34px;
      margin-bottom: 14px;
      border-radius: 10px;
      color: var(--blue);
      background: #eaf2ff;
      font-weight: 950;
    }

    .card.has-float {
      overflow: visible;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .card.has-float::before {
      content: "";
      position: absolute;
      inset: -1px;
      z-index: -1;
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(21,94,239,.28), rgba(0,184,217,.12), transparent 68%);
      opacity: 0;
      transform: scale(.98);
      transition: opacity .22s ease, transform .22s ease;
    }
    .card.has-float:hover,
    .card.has-float:focus-visible {
      transform: translateY(-8px);
      border-color: rgba(21,94,239,.52);
      box-shadow: 0 26px 70px rgba(21,94,239,.16);
      outline: none;
    }
    .card.has-float:hover::before,
    .card.has-float:focus-visible::before {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
    .step.has-float,
    .insight.has-float,
    .system-row.has-float {
      position: relative;
      overflow: visible;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .step.has-float::before,
    .insight.has-float::before,
    .system-row.has-float::before {
      content: "";
      position: absolute;
      inset: -1px;
      z-index: -1;
      border-radius: inherit;
      background: linear-gradient(135deg, rgba(21,94,239,.28), rgba(0,184,217,.12), transparent 68%);
      opacity: 0;
      transform: scale(.98);
      transition: opacity .22s ease, transform .22s ease;
    }
    .step.has-float:hover,
    .step.has-float:focus-visible,
    .insight.has-float:hover,
    .insight.has-float:focus-visible,
    .system-row.has-float:hover,
    .system-row.has-float:focus-visible {
      z-index: 4;
      transform: translateY(-8px);
      border-color: rgba(21,94,239,.52);
      box-shadow: 0 26px 70px rgba(21,94,239,.16);
      outline: none;
    }
    .step.has-float:hover::before,
    .step.has-float:focus-visible::before,
    .insight.has-float:hover::before,
    .insight.has-float:focus-visible::before,
    .system-row.has-float:hover::before,
    .system-row.has-float:focus-visible::before {
      opacity: 1;
      transform: scale(1);
    }

    .insight-band {
      position: relative;
      overflow: hidden;
      border-radius: 22px;
      color: #eaf2ff;
      background:
        linear-gradient(120deg, rgba(11,18,32,.98), rgba(18,44,82,.96)),
        radial-gradient(circle at 80% 20%, rgba(0,184,217,.28), transparent 30%);
      padding: 36px;
    }
    .insight-band::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(rgba(124,231,255,.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124,231,255,.07) 1px, transparent 1px);
      background-size: 34px 34px;
      opacity: .7;
    }
    .insight-band > * { position: relative; z-index: 1; }
    .insight-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 24px;
    }
    .insight {
      padding: 18px;
      border: 1px solid rgba(255,255,255,.14);
      border-radius: 12px;
      background: rgba(255,255,255,.07);
    }
    .insight b { display: block; color: #7ce7ff; margin-bottom: 8px; }
    .insight span { color: #b9c7dd; font-size: 14px; }

    .workflow {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 12px;
    }
    .step {
      position: relative;
      min-height: 190px;
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
    }
    .step::after {
      content: "";
      position: absolute;
      right: -13px;
      top: 48px;
      width: 13px;
      height: 1px;
      background: var(--line);
    }
    .step:last-child::after { display: none; }
    .step b { color: var(--blue); font-size: 22px; }
    .step h3 { margin-top: 12px; color: var(--ink); font-size: 17px; }
    .step p { margin-top: 8px; color: var(--muted); font-size: 13px; }

    .system-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 18px;
      align-items: stretch;
    }
    .system-panel {
      padding: 26px;
      border-radius: 18px;
      background: linear-gradient(135deg, #edf6ff, #fff);
      border: 1px solid var(--line);
    }
    .system-list {
      display: grid;
      gap: 12px;
    }
    .system-row {
      display: grid;
      grid-template-columns: 38px 1fr;
      gap: 14px;
      align-items: start;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fff;
    }

    .comparison-table {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: 16px;
      background: #fff;
    }
    .comparison-cell {
      min-height: 152px;
      padding: 20px;
      border-right: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }
    .comparison-cell:nth-child(4n) { border-right: 0; }
    .comparison-cell strong { color: var(--ink); }
    .comparison-cell p { margin-top: 10px; color: var(--muted); font-size: 14px; }
    .comparison-cell.featured {
      color: #eaf2ff;
      background: linear-gradient(145deg, var(--ink), #17335a);
    }
    .comparison-cell.featured strong { color: #fff; }
    .comparison-cell.featured p { color: #bdd2ee; }

    .faq-list {
      display: grid;
      gap: 12px;
    }
    details {
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fff;
      overflow: hidden;
    }
    summary {
      cursor: pointer;
      padding: 18px 20px;
      color: var(--ink);
      font-weight: 900;
    }
    details p {
      padding: 0 20px 18px;
      color: var(--muted);
    }

    .final-cta {
      padding: 46px;
      border-radius: 24px;
      color: #fff;
      background:
        radial-gradient(circle at 82% 20%, rgba(0,184,217,.28), transparent 28%),
        linear-gradient(135deg, #0b1220, #113765);
      overflow: hidden;
    }
    .final-cta p { max-width: 720px; margin-top: 14px; color: #bdd2ee; }
    .final-cta .btn { margin-top: 24px; }

    .footer {
      color: #cbd5e1;
      background: var(--ink);
      padding: 48px max(24px, calc((100vw - 1180px) / 2));
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.3fr repeat(4, 1fr);
      gap: 28px;
    }
    .footer h3 { color: #fff; font-size: 15px; }
    .footer p, .footer a { color: #9fb0c9; font-size: 14px; }
    .footer a { display: block; margin-top: 9px; }
    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 6px 10px;
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.1);
      color: #8292aa;
      font-size: 13px;
      text-align: center;
    }
    .footer-bottom .sep {
      color: rgba(255,255,255,.22);
    }
    .footer-bottom a {
      display: inline;
      margin: 0;
      color: #8292aa;
      font-size: 13px;
      text-decoration: none;
    }
    .footer-bottom a:hover {
      color: #c4cee0;
    }
    @media (max-width: 640px) {
      .footer-bottom .sep { display: none; }
    }

    .modal-backdrop {
      position: fixed;
      inset: 0;
      z-index: 100;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 22px;
      background: rgba(3, 8, 18, .64);
      backdrop-filter: blur(8px);
    }
    .modal-backdrop.open { display: flex; }
    .platform-modal {
      position: relative;
      width: min(760px, 100%);
      max-height: calc(100vh - 40px);
      overflow: auto;
      border: 1px solid rgba(122, 181, 255, .38);
      border-radius: 28px;
      background:
        radial-gradient(circle at 86% 10%, rgba(21,94,239,.12), transparent 26%),
        linear-gradient(145deg, #dceeff, #f5fbff);
      box-shadow: 0 34px 90px rgba(3, 8, 18, .42);
      transform: translateY(10px) scale(.98);
      opacity: 0;
      animation: modalIn .22s ease forwards;
    }
    .modal-body { padding: clamp(22px, 3.4vw, 34px); }
    .modal-close {
      position: absolute;
      top: 24px;
      right: 24px;
      display: grid;
      place-items: center;
      width: 48px;
      height: 48px;
      border: 0;
      border-radius: 50%;
      color: #385476;
      background: rgba(21,94,239,.08);
      cursor: pointer;
      font-size: 30px;
      line-height: 1;
    }
    .modal-title {
      display: grid;
      grid-template-columns: 62px 1fr;
      gap: 16px;
      align-items: center;
      padding-right: 52px;
    }
    .modal-icon {
      display: grid;
      place-items: center;
      width: 62px;
      height: 62px;
      border-radius: 18px;
      border: 1px solid rgba(21,94,239,.14);
      background: linear-gradient(135deg, #fff, #eaf5ff);
      box-shadow: 0 18px 38px rgba(21,94,239,.14);
    }
    .modal-icon img {
      display: block;
      width: 46px;
      height: 46px;
      object-fit: contain;
    }
    .modal-title h3 { color: var(--blue); font-size: clamp(26px, 3.4vw, 38px); line-height: 1.1; }
    .modal-title p { margin-top: 6px; color: #48617f; font-size: 16px; }
    .modal-rule { height: 1px; margin: 20px 0; background: rgba(21,94,239,.12); }
    .modal-section { margin-top: 16px; }
    .modal-section h4 {
      display: flex;
      align-items: center;
      gap: 9px;
      margin: 0 0 9px;
      color: var(--blue);
      font-size: 17px;
    }
    .modal-section h4::before {
      content: "";
      width: 11px;
      height: 11px;
      border-radius: 50%;
      background: var(--blue);
    }
    .modal-tags, .modal-points {
      display: grid;
      gap: 8px;
    }
    .modal-points span {
      display: block;
      padding: 11px 14px;
      border-radius: 12px;
      color: #24405e;
      background: rgba(255,255,255,.42);
    }
    .modal-tags {
      grid-template-columns: repeat(3, 1fr);
    }
    .modal-tags span {
      display: grid;
      place-items: center;
      min-height: 52px;
      border: 2px solid rgba(21,94,239,.22);
      border-radius: 12px;
      color: var(--blue);
      background: rgba(255,255,255,.28);
      font-weight: 850;
      text-align: center;
    }
    .modal-controls {
      display: flex;
      justify-content: center;
      gap: 18px;
      margin-top: 28px;
      color: #48617f;
      font-weight: 850;
    }
    .modal-controls button {
      border: 0;
      background: transparent;
      color: var(--blue);
      cursor: pointer;
      font-size: 22px;
      font-weight: 950;
    }
    .lead-modal {
      position: relative;
      width: min(680px, calc(100vw - 32px));
      max-height: min(760px, calc(100vh - 32px));
      overflow: auto;
      border: 1px solid rgba(21,94,239,.18);
      border-radius: 24px;
      background: #fff;
      box-shadow: 0 34px 90px rgba(11,18,32,.28);
      transform: translateY(18px) scale(.98);
      opacity: 0;
      animation: modalIn .22s ease forwards;
    }
    .lead-body {
      padding: 34px;
    }
    .lead-head {
      padding-right: 48px;
    }
    .lead-head h3 {
      color: var(--ink);
      font-size: clamp(26px, 4vw, 38px);
      line-height: 1.08;
    }
    .lead-head p {
      margin-top: 10px;
      color: var(--muted);
    }
    .lead-form {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
      margin-top: 24px;
    }
    .field {
      display: grid;
      gap: 7px;
    }
    .field.full { grid-column: 1 / -1; }
    .field[hidden] { display: none; }
    .field label {
      color: #334155;
      font-size: 13px;
      font-weight: 850;
    }
    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: 10px;
      background: #f8fbff;
      color: var(--ink);
      padding: 12px 13px;
      outline: none;
      font: inherit;
    }
    .field textarea {
      min-height: 108px;
      resize: vertical;
    }
    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      border-color: rgba(21,94,239,.55);
      box-shadow: 0 0 0 4px rgba(21,94,239,.1);
      background: #fff;
    }
    .lead-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      margin-top: 20px;
    }
    .form-note {
      color: var(--muted);
      font-size: 13px;
    }
    .contact-float {
      position: fixed;
      right: 24px;
      bottom: 28px;
      z-index: 28;
      display: grid;
      justify-items: end;
      gap: 12px;
    }
    .contact-toggle {
      display: inline-grid;
      place-items: center;
      width: auto;
      min-height: 46px;
      padding: 0 16px;
      border: 1px solid rgba(124,231,255,.52);
      border-radius: 999px;
      color: #e7f8ff;
      background: linear-gradient(165deg, rgba(11,18,32,.98), rgba(21,94,239,.92));
      box-shadow: 0 20px 50px rgba(21,94,239,.26);
      cursor: pointer;
      letter-spacing: 0;
      font-size: 14px;
      font-weight: 900;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .contact-toggle:hover,
    .contact-toggle:focus-visible {
      transform: translateY(-3px);
      box-shadow: 0 24px 62px rgba(21,94,239,.34);
      outline: none;
    }
    .contact-panel {
      position: absolute;
      right: 0;
      bottom: 60px;
      width: 220px;
      padding: 14px;
      border: 1px solid rgba(21,94,239,.18);
      border-radius: 18px;
      background: rgba(255,255,255,.96);
      box-shadow: 0 24px 70px rgba(11,18,32,.18);
      opacity: 0;
      transform: translateY(10px) scale(.96);
      pointer-events: none;
      transition: opacity .2s ease, transform .2s ease;
    }
    .contact-float.open .contact-panel {
      opacity: 1;
      transform: translateY(0) scale(1);
      pointer-events: auto;
    }
    .contact-panel img {
      display: block;
      width: 100%;
      aspect-ratio: 1;
      object-fit: cover;
      border-radius: 12px;
      border: 1px solid var(--line);
      background: #fff;
    }
    .contact-panel strong {
      display: block;
      margin-top: 10px;
      color: var(--ink);
      font-size: 16px;
    }
    .contact-panel p {
      margin-top: 4px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    @keyframes modalIn {
      to { transform: translateY(0) scale(1); opacity: 1; }
    }
    @keyframes float {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(16px); }
    }

    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
      }
    }

    @media (max-width: 980px) {
      .nav {
        grid-template-columns: max-content 1fr max-content;
      }
      .menu {
        justify-content: end;
      }
      .hero-inner,
      .section-head,
      .system-layout {
        grid-template-columns: 1fr;
      }
      .hero-inner { min-height: auto; }
      .product-visual { min-height: auto; }
      .compare-grid,
      .service-grid,
      .scenario-grid,
      .trust-grid,
      .insight-grid,
      .workflow,
      .comparison-table,
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .step::after { display: none; }
      .comparison-cell:nth-child(4n) { border-right: 1px solid var(--line); }
      .comparison-cell:nth-child(2n) { border-right: 0; }
    }

    @media (max-width: 640px) {
      .nav {
        grid-template-columns: 1fr max-content;
        gap: 12px;
        min-height: 70px;
        padding: 10px 16px;
      }
      .brand { min-height: 46px; }
      .nav-cta { display: none; }
      .menu-toggle {
        display: inline-flex;
        grid-column: 2;
        grid-row: 1;
      }
      .menu {
        display: none;
        grid-column: 1 / -1;
        grid-row: 2;
        width: 100%;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
        padding: 8px 0 4px;
        overflow: visible;
      }
      .nav.menu-open .menu { display: grid; }
      .menu a {
        min-height: 42px;
        justify-content: center;
        border: 1px solid rgba(255,255,255,.12);
        background: rgba(255,255,255,.06);
        font-size: 14px;
      }
      .hero-inner,
      .section,
      .section.alt > .section-inner {
        padding-left: 16px;
        padding-right: 16px;
      }
      h1 { font-size: 40px; }
      .hero-lead { font-size: 16px; }
      .result-grid,
      .compare-grid,
      .service-grid,
      .scenario-grid,
      .trust-grid,
      .insight-grid,
      .workflow,
      .system-layout,
      .comparison-table,
      .footer-grid,
      .modal-tags {
        grid-template-columns: 1fr;
      }
      .platform-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
      }
      #platforms {
        padding-top: 92px;
      }
      .platform-card {
        min-height: 142px;
        padding: 16px 10px 14px;
      }
      .platform-icon {
        width: 76px;
        height: 76px;
        border-radius: 20px;
      }
      .platform-icon img {
        width: 64px;
        height: 64px;
      }
      .platform-card h3 {
        margin-top: 12px;
        font-size: 17px;
      }
      .platform-card p {
        min-height: 38px;
        font-size: 12px;
      }
      .comparison-cell,
      .comparison-cell:nth-child(2n),
      .comparison-cell:nth-child(4n) {
        border-right: 0;
      }
      .final-cta,
      .insight-band {
        padding: 26px;
        border-radius: 18px;
      }
      .modal-body { padding: 30px 22px; }
      .modal-title {
        grid-template-columns: 62px 1fr;
        gap: 14px;
        padding-right: 36px;
      }
      .modal-icon { width: 62px; height: 62px; border-radius: 18px; font-size: 20px; }
      .modal-icon img { width: 46px; height: 46px; }
      .modal-title h3 { font-size: 34px; }
      .modal-title p { font-size: 16px; }
      .modal-close { top: 18px; right: 18px; width: 38px; height: 38px; font-size: 24px; }
      .lead-body { padding: 28px 18px 22px; }
      .lead-form { grid-template-columns: 1fr; }
      .lead-actions { align-items: stretch; }
      .lead-actions .btn { width: 100%; }
      .contact-float {
        right: 14px;
        top: auto;
        bottom: 18px;
        transform: none;
      }
      .contact-toggle {
        width: auto;
        min-height: 44px;
        padding: 0 14px;
        writing-mode: horizontal-tb;
        border-radius: 999px;
      }
      .contact-toggle:hover,
      .contact-toggle:focus-visible {
        transform: translateY(-3px);
      }
      .contact-panel {
        right: 0;
        top: auto;
        bottom: 58px;
        width: min(206px, calc(100vw - 32px));
        transform: translateY(10px) scale(.96);
      }
      .contact-float.open .contact-panel {
        transform: translateY(0) scale(1);
      }
    }