:root {
      --bg: #07111b;
      --bg-soft: #0b1823;
      --surface: #111d29;
      --surface-2: #182534;
      --border: rgba(114,126,151,.3);
      --border-strong: rgba(126,139,168,.55);
      --text: #ffffff;
      --soft: #d3dbe4;
      --muted: #abb4bf;
      --steel: #687280;
      --blue: #7056ff;
      --cyan: #00e0ff;
      --green: #5ce5a4;
      --amber: #ffc56e;
      --red: #ff7184;
      --shadow: 0 18px 48px rgba(0,0,0,.28);
      --radius: 18px;
      --max: 1180px;
      --nav: 74px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav) + 16px); }
    body {
      margin: 0;
      overflow-x: hidden;
      color: var(--text);
      background:
        radial-gradient(circle at 88% 5%, rgba(112,86,255,.14), transparent 30rem),
        linear-gradient(180deg, #07111b 0%, #0b1823 52%, #07111b 100%);
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      line-height: 1.6;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -2;
      pointer-events: none;
      display: none;
    }

    ::selection { background: rgba(112,86,255,.78); color: #ffffff; }
    a { color: inherit; text-decoration: none; }
    button { font: inherit; color: inherit; }
    img, svg { display: block; }
    h1, h2, h3, h4, p { margin-top: 0; }
    p:last-child { margin-bottom: 0; }
    :where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
      outline: 3px solid var(--cyan);
      outline-offset: 3px;
    }

    .container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
    .icon {
      width: 1.1em;
      height: 1.1em;
      flex: 0 0 auto;
      fill: none;
      stroke: currentColor;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .skip-link {
      position: fixed;
      top: 8px;
      left: 8px;
      z-index: 1000;
      padding: 10px 14px;
      border-radius: 10px;
      color: #1a1f26;
      background: white;
      transform: translateY(-160%);
      transition: transform .2s ease;
    }
    .skip-link:focus { transform: translateY(0); }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      height: var(--nav);
      border-bottom: 1px solid rgba(255,255,255,.055);
      background: rgba(7,17,27,.9);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }

    .nav {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      white-space: nowrap;
      font-weight: 760;
      letter-spacing: -.025em;
    }

    .brand-logo {
      width: 132px;
      height: auto;
      object-fit: contain;
    }

    .brand-mark {
      width: 39px;
      height: 39px;
      position: relative;
      border-radius: 13px;
      border: 1px solid rgba(0,224,255,.48);
      background: #0c151c;
      box-shadow: 0 0 28px rgba(0,224,255,.18);
    }
    .brand-mark::before {
      content: "/";
      position: absolute;
      inset: 0;
      display: grid;
      place-items: center;
      color: var(--cyan);
      font-size: 1.62rem;
      font-weight: 520;
      line-height: 1;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 22px;
      color: var(--muted);
      font-size: .9rem;
      font-weight: 700;
    }
    .desktop-nav a { transition: color .2s ease; }
    .desktop-nav a:hover { color: white; }

    .nav-actions { display: flex; align-items: center; gap: 9px; }
    .header-login {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      padding: 0 10px;
      color: var(--soft);
      font-size: .88rem;
      font-weight: 760;
    }
    .header-login:hover { color: white; }
    .lang-switch {
      display: inline-flex;
      padding: 3px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: rgba(255,255,255,.035);
    }
    .lang-switch a {
      min-width: 37px;
      height: 31px;
      padding: 0 9px;
      border: 0;
      border-radius: 999px;
      cursor: pointer;
      color: var(--muted);
      background: transparent;
      font-size: .76rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 880;
    }
    .lang-switch a.active { color: white; background: rgba(255,255,255,.11); }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      place-items: center;
      border: 1px solid var(--border);
      border-radius: 13px;
      cursor: pointer;
      background: rgba(255,255,255,.04);
    }

    .mobile-menu {
      display: none;
      position: fixed;
      inset: var(--nav) 0 auto;
      z-index: 99;
      max-height: calc(100dvh - var(--nav));
      overflow-y: auto;
      padding: 14px 20px 24px;
      border-bottom: 1px solid var(--border);
      background: rgba(6,16,24,.98);
      box-shadow: var(--shadow);
    }
    .mobile-menu.open { display: grid; gap: 8px; }
    .mobile-menu a {
      min-height: 48px;
      display: flex;
      align-items: center;
      padding: 13px 14px;
      border-radius: 12px;
      color: var(--soft);
      background: rgba(255,255,255,.035);
    }
    .mobile-menu .mobile-account-link { border: 1px solid rgba(112,86,255,.55); }
    .mobile-menu .mobile-account-link.primary { justify-content: center; background: var(--blue); color: white; font-weight: 500; }

    .btn {
      min-height: 50px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0 20px;
      border: 1px solid transparent;
      border-radius: 14px;
      cursor: pointer;
      font-weight: 500;
      letter-spacing: -.01em;
      transition: background .2s ease, border-color .2s ease;
    }
    .btn-primary {
      color: white;
      background: linear-gradient(135deg, #7056ff, #4a8df6 68%, #42c7eb);
      box-shadow: 0 10px 30px rgba(112,86,255,.28);
    }
    .btn-primary:hover { background: linear-gradient(135deg, #7d66ff, #53a5f7 68%, #4bd4f2); }
    .btn-secondary { border-color: var(--border); background: rgba(255,255,255,.045); }
    .btn-small { min-height: 42px; padding-inline: 16px; border-radius: 12px; font-size: .88rem; }

    .hero { position: relative; padding: 94px 0 70px; }
    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0,1.05fr) minmax(420px,.95fr);
      gap: 62px;
      align-items: center;
    }

    .hero-title {
      max-width: 800px;
      margin-bottom: 24px;
      font-size: clamp(2.55rem, 4.25vw, 4.2rem);
      line-height: 1;
      letter-spacing: -.04em;
      font-weight: 620;
    }
    .dot {
      width: 8px;
      height: 8px;
      display: inline-block;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 14px rgba(92,229,164,.95);
    }
    .gradient-text {
      color: #c8bfff;
      background: linear-gradient(100deg, #d8d1ff 0%, #aa9cff 46%, #63dff6 100%);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-copy {
      max-width: 700px;
      margin-bottom: 32px;
      color: var(--muted);
      font-size: clamp(1.03rem, 1.7vw, 1.2rem);
    }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 16px; color: var(--muted); font-size: .88rem; }
    .hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
    .hero-meta .icon { color: var(--green); }

    .app-shell {
      min-height: 565px;
      position: relative;
      padding: 18px;
      overflow: hidden;
      border: 1px solid var(--border-strong);
      border-radius: 20px;
      background:
        radial-gradient(circle at 87% 4%, rgba(0,224,255,.12), transparent 16rem),
        radial-gradient(circle at 10% 8%, rgba(112,86,255,.18), transparent 17rem),
        rgba(6,14,21,.84);
      box-shadow: var(--shadow);
    }
    .window-top { display: flex; align-items: center; gap: 7px; padding: 4px 5px 16px; border-bottom: 1px solid rgba(255,255,255,.07); }
    .window-dot { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.19); }
    .window-title { margin-left: 8px; color: var(--muted); font-size: .75rem; }

    .mode-tabs {
      display: grid;
      grid-template-columns: repeat(3,1fr);
      gap: 8px;
      margin: 18px 0;
      padding: 6px;
      border: 1px solid rgba(255,255,255,.07);
      border-radius: 15px;
      background: rgba(255,255,255,.028);
    }
    .mode-tab {
      min-height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      border: 0;
      border-radius: 11px;
      cursor: pointer;
      color: var(--muted);
      background: transparent;
      font-size: .75rem;
      font-weight: 500;
      letter-spacing: .04em;
    }
    .mode-tab.active {
      color: white;
      background: linear-gradient(135deg, rgba(112,86,255,.76), rgba(0,224,255,.27));
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.1);
    }
    .app-panel { display: none; animation: panelIn .32s ease; }
    .app-panel.active { display: block; }
    @keyframes panelIn { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: translateY(0); } }

    .panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
    .panel-head h2 { margin: 0 0 2px; font-size: 1.08rem; }
    .panel-head p { color: var(--muted); font-size: .77rem; }
    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 9px;
      border: 1px solid rgba(92,229,164,.22);
      border-radius: 999px;
      color: #bff9d8;
      background: rgba(92,229,164,.08);
      white-space: nowrap;
      font-size: .7rem;
      font-weight: 700;
    }

    .wave {
      height: 116px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 3px;
      padding: 18px;
      margin-bottom: 14px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.07);
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(112,86,255,.095), transparent), rgba(255,255,255,.025);
    }
    .wave span {
      width: 3px;
      min-height: 7px;
      border-radius: 99px;
      opacity: .9;
      background: linear-gradient(180deg, var(--cyan), var(--blue));
      animation: wave 1.15s ease-in-out infinite alternate;
    }
    .wave span:nth-child(3n) { animation-duration: .8s; }
    .wave span:nth-child(4n) { animation-duration: 1.4s; }
    .wave span:nth-child(5n) { animation-delay: -.55s; }
    @keyframes wave { from { height: 12%; opacity: .5; } to { height: 88%; opacity: 1; } }

    .demo-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; margin-bottom: 14px; }
    .demo-stat { padding: 12px; border: 1px solid rgba(255,255,255,.07); border-radius: 14px; background: rgba(255,255,255,.03); }
    .demo-stat small { display: block; margin-bottom: 4px; color: var(--muted); font-size: .67rem; }
    .demo-stat strong { font-size: .9rem; letter-spacing: -.02em; }

    .record-bar { display: grid; grid-template-columns: 1fr auto; gap: 10px; padding: 11px; border: 1px solid rgba(255,255,255,.07); border-radius: 14px; background: rgba(255,255,255,.035); }
    .record-info { min-width: 0; }
    .record-info strong { display: block; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: .82rem; }
    .record-info small { color: var(--muted); font-size: .68rem; }
    .round-action { width: 42px; height: 42px; display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer; background: linear-gradient(135deg, var(--red), #ff4d6c); box-shadow: 0 12px 24px rgba(255,77,108,.22); }

    .timecode-box { padding: 26px 18px; margin-bottom: 13px; text-align: center; border: 1px solid rgba(255,255,255,.08); border-radius: 18px; background: rgba(255,255,255,.028); }
    .timecode-number { margin-bottom: 8px; font-variant-numeric: tabular-nums; font-size: clamp(2.1rem,6vw,3.2rem); font-weight: 700; letter-spacing: .02em; }
    .timecode-box p { color: var(--muted); font-size: .78rem; }
    .signal-line { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 12px; border: 1px solid rgba(255,255,255,.07); border-radius: 14px; background: rgba(255,255,255,.03); font-size: .76rem; }
    .signal-line + .signal-line { margin-top: 8px; }
    .signal-ok { color: #bff9d8; }

    .show-list { display: grid; gap: 9px; }
    .show-row { display: grid; grid-template-columns: 44px 1fr auto; gap: 11px; align-items: center; padding: 11px; border: 1px solid rgba(255,255,255,.07); border-radius: 15px; background: rgba(255,255,255,.03); cursor: pointer; transition: background .2s ease, border-color .2s ease; }
    .show-row:hover, .show-row.active { border-color: rgba(112,86,255,.38); background: rgba(112,86,255,.085); }
    .show-thumb { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 13px; color: #ccefff; background: linear-gradient(135deg, rgba(112,86,255,.34), rgba(0,224,255,.12)); }
    .show-row strong { display: block; margin-bottom: 2px; font-size: .8rem; }
    .show-row small { color: var(--muted); font-size: .68rem; }
    .play-circle { width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer; background: linear-gradient(135deg, var(--blue), var(--cyan)); }
    .play-circle .icon { width: 16px; height: 16px; }

    .trust-strip { padding: 0 0 42px; }
    .trust-grid { display: grid; grid-template-columns: repeat(4,1fr); overflow: hidden; border: 1px solid var(--border); border-radius: 16px; background: #101a23; }
    .trust-item { min-height: 96px; display: flex; align-items: center; gap: 12px; padding: 20px; border-right: 1px solid var(--border); }
    .trust-item:last-child { border-right: 0; }
    .trust-icon { width: 42px; height: 42px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid rgba(112,86,255,.2); border-radius: 13px; color: #00e0ff; background: rgba(112,86,255,.12); }
    .trust-item strong { display: block; margin-bottom: 2px; font-size: .9rem; }
    .trust-item span { display: block; color: var(--muted); font-size: .75rem; line-height: 1.35; }

    section { padding: 88px 0; }
    .section-head { max-width: 760px; margin-bottom: 42px; }
    .section-head.center { margin-inline: auto; text-align: center; }
    .kicker { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px; color: #63e9f8; font-size: .76rem; font-weight: 720; letter-spacing: .13em; text-transform: uppercase; }
    h2 { margin-bottom: 17px; font-size: clamp(2.05rem,4.5vw,3.75rem); line-height: 1.1; letter-spacing: -.035em; font-weight: 650; }
    .section-copy { color: var(--muted); font-size: 1.03rem; }

    .mode-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
    .mode-card, .feature-card, .spec-card { border: 1px solid var(--border); background: var(--surface); }
    .mode-card { min-height: 335px; position: relative; overflow: hidden; padding: 26px; border-radius: var(--radius); }
    .mode-card::before { display: none; }
    .mode-number { margin-bottom: 42px; color: var(--muted); font-size: .74rem; font-weight: 740; letter-spacing: .13em; }
    .mode-icon { width: 56px; height: 56px; display: grid; place-items: center; margin-bottom: 21px; border-radius: 14px; color: #ccefff; background: #202f3b; }
    .mode-icon .icon { width: 25px; height: 25px; }
    .mode-card h3 { margin-bottom: 10px; font-size: 1.4rem; letter-spacing: -.035em; }
    .mode-card p { color: var(--muted); font-size: .92rem; }
    .clean-list { display: grid; gap: 8px; padding: 0; margin: 20px 0 0; list-style: none; color: var(--soft); font-size: .84rem; }
    .clean-list li { display: flex; align-items: flex-start; gap: 8px; }
    .clean-list .icon { width: 15px; height: 15px; margin-top: 4px; color: var(--green); }

    .chain-section { position: relative; }
    .chain-heading { margin-bottom: 36px; }
    .chain-heading h2 { max-width: 1100px; }
    .chain-heading .section-copy { max-width: 1050px; }
    .chain-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 28px; align-items: center; }
    .chain-benefits { display: grid; gap: 12px; }
    .benefit { display: flex; gap: 12px; padding: 14px; border: 1px solid var(--border); border-radius: 16px; background: rgba(255,255,255,.035); }
    .benefit-icon { width: 38px; height: 38px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 12px; color: #ccefff; background: rgba(112,86,255,.12); }
    .benefit strong { display: block; margin-bottom: 2px; font-size: .88rem; }
    .benefit span { color: var(--muted); font-size: .79rem; }

    .chain-builder { position: relative; padding: 24px; border: 1px solid var(--border-strong); border-radius: 20px; background: #101a23; box-shadow: var(--shadow); }
    .chain-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.075); }
    .chain-top h3 { margin: 0 0 2px; font-size: 1.1rem; }
    .chain-top p { color: var(--muted); font-size: .76rem; }
    .auto-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border: 1px solid rgba(92,229,164,.22); border-radius: 999px; color: #bff9d8; background: rgba(92,229,164,.08); white-space: nowrap; font-size: .7rem; font-weight: 700; }
    .chain-flow { display: grid; gap: 0; padding-top: 19px; }
    .chain-step { display: grid; grid-template-columns: 44px 1fr auto; gap: 12px; align-items: center; padding: 13px; border: 1px solid rgba(255,255,255,.075); border-radius: 16px; background: rgba(255,255,255,.032); }
    .chain-step-icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 13px; color: #ccefff; background: linear-gradient(135deg, rgba(112,86,255,.28), rgba(0,224,255,.09)); }
    .chain-step strong { display: block; margin-bottom: 2px; font-size: .84rem; }
    .chain-step small { display: block; color: var(--muted); font-size: .7rem; }
    .chain-tag { padding: 5px 8px; border: 1px solid var(--border); border-radius: 999px; color: var(--soft); background: rgba(255,255,255,.04); font-size: .67rem; font-weight: 680; }
    .connector { width: 2px; height: 34px; position: relative; margin-left: 34px; background: linear-gradient(var(--blue), var(--cyan)); opacity: .75; }
    .connector::after { content: ""; position: absolute; left: -3px; bottom: -1px; width: 7px; height: 7px; border-right: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: rotate(45deg); }

    .feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
    .feature-more { margin-top: 22px; }
    .feature-more > summary {
      min-height: 52px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      padding: 13px 20px;
      border: 1px solid var(--border-strong);
      border-radius: 14px;
      color: var(--soft);
      background: var(--surface);
      font-weight: 650;
      cursor: pointer;
      list-style: none;
    }
    .feature-more > summary::-webkit-details-marker { display: none; }
    .feature-more > summary span:last-child { transition: transform .2s ease; }
    .feature-more[open] > summary span:last-child { transform: rotate(180deg); }
    .feature-grid-more { margin-top: 16px; }
    .feature-card { min-height: 218px; padding: 23px; border-radius: 16px; transition: border-color .2s ease, background .2s ease; }
    .feature-card:hover { border-color: rgba(112,86,255,.35); background: #14212c; }
    .feature-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
    .feature-icon { width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid rgba(112,86,255,.26); border-radius: 12px; color: #ccefff; background: #202f3b; }
    .feature-icon .icon { width: 21px; height: 21px; }
    .feature-card h3 { margin-bottom: 8px; font-size: 1.07rem; letter-spacing: -.025em; }
    .feature-card p { color: var(--muted); font-size: .87rem; }

    .workflow { display: grid; grid-template-columns: repeat(4,1fr); overflow: hidden; border: 1px solid var(--border); border-radius: 18px; background: #101a23; }
    .step { min-height: 255px; padding: 28px; border-right: 1px solid var(--border); }
    .step:last-child { border-right: 0; }
    .step-index { width: 38px; height: 38px; display: grid; place-items: center; margin-bottom: 40px; border: 1px solid rgba(112,86,255,.22); border-radius: 12px; color: #ccefff; background: rgba(112,86,255,.12); font-size: .76rem; font-weight: 740; }
    .step h3 { margin-bottom: 9px; font-size: 1.08rem; }
    .step p { color: var(--muted); font-size: .86rem; }

    .tech-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: stretch; }
    .spec-card { padding: 28px; border-radius: var(--radius); }
    .spec-card h3 { margin-bottom: 22px; font-size: 1.34rem; letter-spacing: -.035em; }
    .spec-list { display: grid; margin: 0; }
    .spec-row { display: grid; grid-template-columns: minmax(130px,.8fr) 1.2fr; gap: 18px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.075); }
    .spec-row:first-child { border-top: 0; }
    .spec-row dt { color: var(--muted); font-size: .81rem; }
    .spec-row dd { margin: 0; color: var(--soft); font-size: .85rem; font-weight: 620; }

    .network-card { min-height: 100%; position: relative; display: grid; place-items: center; overflow: hidden; padding: 28px; border: 1px solid var(--border); border-radius: var(--radius); background: #101a23; }
    .network-card::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 32px 32px; }
    .network-flow { width: 100%; position: relative; z-index: 1; display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 12px; }
    .node { min-height: 112px; display: grid; place-items: center; padding: 18px 14px; text-align: center; border: 1px solid rgba(255,255,255,.11); border-radius: 18px; background: rgba(6,16,24,.76); box-shadow: 0 12px 34px rgba(0,0,0,.2); }
    .node .icon { width: 26px; height: 26px; margin-bottom: 10px; color: #ccefff; }
    .node strong { font-size: .82rem; }
    .node small { color: var(--muted); font-size: .68rem; }
    .flow-arrow { color: var(--cyan); opacity: .8; }

    .usecases { display: flex; flex-wrap: wrap; gap: 11px; }
    .usecase { min-height: 46px; display: inline-flex; align-items: center; gap: 9px; padding: 0 15px; border: 1px solid var(--border); border-radius: 10px; color: var(--soft); background: #101a23; font-size: .83rem; }
    .usecase .icon { color: #63e9f8; }

    .pricing-layout { display: grid; grid-template-columns: 1fr .72fr; gap: 22px; align-items: stretch; }
    .price-card { position: relative; overflow: hidden; padding: 38px; border: 1px solid rgba(112,86,255,.38); border-radius: 20px; background: #111b25; box-shadow: var(--shadow); }
    .price-card::after { display: none; }
    .price-card > * { position: relative; z-index: 1; }
    .price-label { color: var(--muted); font-size: .84rem; font-weight: 650; }
    .price { margin: 12px 0 8px; font-size: clamp(4rem,9vw,7.4rem); line-height: .95; letter-spacing: -.055em; font-weight: 760; }
    .price small { margin-left: 7px; color: var(--muted); font-size: .9rem; letter-spacing: normal; font-weight: 600; }
    .price-copy { max-width: 540px; margin-bottom: 26px; color: var(--muted); }
    .included { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; padding: 0; margin: 0 0 30px; list-style: none; font-size: .86rem; }
    .included li { display: flex; align-items: center; gap: 8px; color: var(--soft); }
    .included .icon { width: 16px; height: 16px; color: var(--green); }

    .hardware-card { padding: 30px; border: 1px solid var(--border); border-radius: 20px; background: #101a23; }
    .hardware-visual { min-height: 190px; display: grid; place-items: center; margin-bottom: 24px; border: 1px solid rgba(255,255,255,.065); border-radius: 22px; background: radial-gradient(circle at center, rgba(112,86,255,.18), transparent 10rem), rgba(255,255,255,.025); }
    .device-box { width: 170px; height: 98px; position: relative; border-radius: 18px; background: linear-gradient(145deg, rgba(255,255,255,.11), transparent 35%), #121b24; box-shadow: 0 28px 48px rgba(0,0,0,.42); transform: perspective(600px) rotateX(16deg) rotateY(-18deg); }
    .device-box::before { content: "CUE/IO"; position: absolute; inset: 28px 0 auto; text-align: center; color: #ccefff; font-size: .72rem; font-weight: 740; letter-spacing: .16em; }
    .device-box::after { content: ""; position: absolute; top: 15px; right: 15px; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 14px rgba(92,229,164,.9); }
    .hardware-card h3 { margin-bottom: 8px; font-size: 1.34rem; letter-spacing: -.035em; }
    .hardware-card p { color: var(--muted); font-size: .89rem; }
    .hardware-note { display: inline-flex; align-items: center; gap: 7px; margin-top: 14px; color: #bff9d8; font-size: .77rem; font-weight: 650; }

    /* Keep every interactive control lighter than headings and content labels. */
    button,
    .btn,
    a.btn,
    [role="button"],
    .header-login,
    .lang-switch a {
      font-weight: 500 !important;
    }

    .faq { max-width: 850px; margin: 0 auto; }
    details { border-top: 1px solid var(--border); }
    details:last-child { border-bottom: 1px solid var(--border); }
    summary { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 18px; cursor: pointer; list-style: none; font-weight: 680; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; width: 30px; height: 30px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid var(--border); border-radius: 50%; color: var(--muted); font-size: 1.15rem; font-weight: 500; }
    details[open] summary::after { content: "–"; }
    details p { max-width: 730px; padding: 0 0 22px; color: var(--muted); font-size: .91rem; }

    .final-cta { padding-top: 34px; }
    .cta-panel { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 50px; border: 1px solid var(--border-strong); border-radius: 20px; background: #111b25; }
    .cta-panel::after { display: none; }
    .cta-panel > * { position: relative; z-index: 1; }
    .cta-panel h2 { max-width: 720px; margin-bottom: 8px; font-size: clamp(2.1rem,4.8vw,3.9rem); }
    .cta-panel p { color: var(--muted); margin-bottom: 0; }

    footer { padding: 34px 0 42px; }
    .footer-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 28px; border-top: 1px solid var(--border); color: var(--muted); font-size: .81rem; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 16px; }

    .policy-nav { display: flex; align-items: center; gap: 18px; color: var(--muted); font-size: .88rem; font-weight: 650; }
    .policy-nav a:hover { color: var(--text); }
    .policy-nav a + a { padding-left: 18px; border-left: 1px solid var(--border); }
    .policy-main { min-height: calc(100vh - var(--nav)); padding: 72px 0 96px; }
    .policy-card { max-width: 920px; overflow-x: hidden; }
    .policy-heading { padding-bottom: 34px; border-bottom: 1px solid var(--border); }
    .policy-heading h1 { max-width: 760px; margin-bottom: 18px; font-size: clamp(2.45rem,6vw,4.5rem); line-height: 1.04; letter-spacing: -.045em; }
    .policy-heading > p:last-child { max-width: 760px; color: var(--muted); font-size: 1.08rem; }
    .policy-section { padding: 34px 0 0; }
    .policy-section h2 { margin-bottom: 12px; font-size: 1.45rem; letter-spacing: -.025em; }
    .policy-section p { color: var(--soft); }
    .policy-section a { color: #63e9f8; text-decoration: underline; text-underline-offset: 3px; }
    .policy-table-wrap { margin: 20px 0; overflow-x: auto; border: 1px solid var(--border); border-radius: 12px; }
    .policy-table { width: 100%; min-width: 720px; border-collapse: collapse; background: #101a23; }
    .policy-table th, .policy-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
    .policy-table tr:last-child td { border-bottom: 0; }
    .policy-table th { color: var(--muted); font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }
    .policy-table td { color: var(--soft); font-size: .88rem; }
    .policy-table code { color: #ccefff; font-size: .82rem; }

    .reveal { opacity: 1; transform: none; transition: opacity .6s ease, transform .6s ease; }
    .reveal-enabled .reveal { opacity: 0; transform: translateY(20px); }
    .reveal-enabled .reveal.visible { opacity: 1; transform: translateY(0); }

    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
      .reveal-enabled .reveal { opacity: 1; transform: none; }
    }

    @media (max-width: 1040px) {
      .desktop-nav { display: none; }
      .menu-toggle { display: grid; }
      .hero-grid { grid-template-columns: 1fr; gap: 42px; }
      .app-shell { width: 100%; max-width: 690px; }
      .feature-grid { grid-template-columns: repeat(2,1fr); }
      .workflow { grid-template-columns: repeat(2,1fr); }
      .step:nth-child(2) { border-right: 0; }
      .step:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
      .tech-grid, .pricing-layout, .chain-layout { grid-template-columns: 1fr; }
    }

    @media (max-width: 780px) {
      .trust-grid { grid-template-columns: repeat(2,1fr); }
      .trust-item:nth-child(2) { border-right: 0; }
      .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
      .mode-grid { grid-template-columns: 1fr; }
      .mode-card { min-height: auto; }
      .mode-number { margin-bottom: 25px; }
      .network-flow { grid-template-columns: 1fr; }
      .flow-arrow { justify-self: center; transform: rotate(90deg); }
      .network-card { min-height: 520px; }
      .cta-panel { align-items: flex-start; flex-direction: column; padding: 36px; }
    }

    @media (max-width: 620px) {
      :root { --nav: 68px; }
      .container { width: min(calc(100% - 24px), var(--max)); }
      .nav .btn-small { display: none; }
      .nav-actions .header-login { display: none; }
      .lang-switch a { min-width: 34px; padding-inline: 8px; }
      .hero { padding: 62px 0 52px; }
      .hero-title { font-size: clamp(2.15rem,10.4vw,3.1rem); }
      .hero-actions, .hero-actions .btn { width: 100%; }
      .app-shell { min-height: 555px; padding: 13px; border-radius: 24px; }
      .mode-tab { font-size: .66rem; }
      .demo-stats { grid-template-columns: 1fr; }
      .wave { height: 90px; }
      .feature-grid { grid-template-columns: 1fr; }
      .trust-grid { grid-template-columns: 1fr; }
      .trust-item { border-right: 0; border-bottom: 1px solid var(--border); }
      .trust-item:last-child { border-bottom: 0; }
      section { padding: 66px 0; }
      .workflow { grid-template-columns: 1fr; }
      .step { min-height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
      .step:last-child { border-bottom: 0; }
      .step-index { margin-bottom: 23px; }
      .spec-card, .price-card, .hardware-card, .chain-builder { padding: 23px; border-radius: 24px; }
      .spec-row { grid-template-columns: 1fr; gap: 4px; }
      .included { grid-template-columns: 1fr; }
      .price { font-size: 5rem; }
      .chain-step { grid-template-columns: 42px 1fr; }
      .chain-tag { grid-column: 2; width: max-content; }
      .cta-panel { padding: 28px; border-radius: 24px; }
      .cta-panel .btn { width: 100%; }
      .footer-row { align-items: flex-start; flex-direction: column; }
      .policy-nav { gap: 10px; font-size: .8rem; }
      .policy-nav a + a { padding-left: 10px; }
      .policy-main { padding: 52px 0 72px; }
    }