:root {
  --bg: #081018;
  --bg-soft: #0d1722;
  --panel: rgba(17, 29, 43, .82);
  --panel-solid: #111d2b;
  --panel-2: #152437;
  --text: #f4f8fc;
  --muted: #a4b4c6;
  --line: rgba(164, 180, 198, .18);
  --brand: #68e0b7;
  --brand-2: #66a7ff;
  --brand-3: #b88cff;
  --warning: #ffc86b;
  --danger: #ff7a8a;
  --ok: #7ce7a4;
  --shadow: 0 24px 80px rgba(0, 0, 0, .34);
  --radius: 22px;
  --max: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.hdt-site {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(102,167,255,.18), transparent 31rem),
    radial-gradient(circle at 95% 10%, rgba(104,224,183,.13), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}
body.hdt-site.light {
  --bg: #f5f8fb;
  --bg-soft: #edf2f7;
  --panel: rgba(255,255,255,.9);
  --panel-solid: #fff;
  --panel-2: #eef4fa;
  --text: #0c1622;
  --muted: #506276;
  --line: rgba(12,22,34,.12);
  --shadow: 0 24px 80px rgba(19,40,65,.12);
}
a { color: inherit; }
img { max-width: 100%; display: block; }
button, input { font: inherit; }
.hdt-shell { min-height: 100vh; overflow: hidden; }
.hdt-container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.hdt-nav-wrap {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(18px);
}
.hdt-nav { min-height: 72px; display: flex; align-items: center; gap: 24px; }
.hdt-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: -.02em; }
.hdt-brand img { width: 34px; height: 34px; }
.hdt-nav-links { margin-left: auto; display: flex; align-items: center; gap: 5px; }
.hdt-nav-links a { padding: 9px 12px; border-radius: 11px; color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 650; }
.hdt-nav-links a:hover, .hdt-nav-links a.active { color: var(--text); background: var(--panel-2); }
.hdt-nav-actions { display: flex; align-items: center; gap: 8px; }
.hdt-icon-btn, .hdt-menu-btn { width: 40px; height: 40px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel); color: var(--text); cursor: pointer; }
.hdt-menu-btn { display: none; }
.hdt-btn { border: 0; border-radius: 12px; padding: 11px 16px; cursor: pointer; font-weight: 750; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 8px; transition: transform .18s ease, filter .18s ease; }
.hdt-btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.hdt-btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #07111b; }
.hdt-btn-secondary { background: var(--panel); border: 1px solid var(--line); color: var(--text); }
.hdt-hero { position: relative; padding: 96px 0 72px; }
.hdt-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hdt-eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border: 1px solid var(--line); background: var(--panel); border-radius: 999px; color: var(--brand); text-transform: uppercase; letter-spacing: .12em; font-size: 12px; font-weight: 800; }
.hdt-hero h1, .hdt-page-hero h1 { margin: 18px 0; font-size: clamp(42px, 6.4vw, 76px); line-height: .98; letter-spacing: -.055em; }
.hdt-hero p, .hdt-page-hero p { color: var(--muted); font-size: 18px; max-width: 720px; }
.hdt-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.hdt-hero-card { position: relative; padding: 16px; border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.04), transparent), var(--panel); border-radius: 30px; box-shadow: var(--shadow); }
.hdt-hero-card:before { content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: inherit; background: linear-gradient(140deg, rgba(104,224,183,.5), transparent 32%, rgba(102,167,255,.35)); filter: blur(20px); opacity: .45; }
.hdt-kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 36px; }
.hdt-kpi { padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.hdt-kpi strong { display: block; font-size: 23px; letter-spacing: -.04em; }
.hdt-kpi span { color: var(--muted); font-size: 12px; }
.hdt-section { padding: 76px 0; }
.hdt-section-tight { padding: 46px 0; }
.hdt-section-head { max-width: 760px; margin-bottom: 30px; }
.hdt-section-head h2 { margin: 8px 0 12px; font-size: clamp(30px, 4.2vw, 48px); line-height: 1.08; letter-spacing: -.04em; }
.hdt-section-head p { margin: 0; color: var(--muted); font-size: 17px; }
.hdt-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hdt-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.hdt-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.hdt-card { position: relative; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(180deg, rgba(255,255,255,.035), transparent), var(--panel); overflow: hidden; }
.hdt-card:hover { border-color: color-mix(in srgb, var(--brand-2) 45%, var(--line)); }
.hdt-card h3 { margin: 14px 0 8px; font-size: 19px; letter-spacing: -.02em; }
.hdt-card p { margin: 0; color: var(--muted); }
.hdt-card-icon { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(104,224,183,.16), rgba(102,167,255,.16)); border: 1px solid var(--line); font-weight: 900; color: var(--brand); }
.hdt-feature-wide { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 30px; border: 1px solid var(--line); border-radius: 28px; background: var(--panel); box-shadow: var(--shadow); }
.hdt-feature-wide + .hdt-feature-wide { margin-top: 18px; }
.hdt-feature-wide.reverse .hdt-feature-copy { order: 2; }
.hdt-feature-wide img { border-radius: 20px; border: 1px solid var(--line); background: var(--bg-soft); }
.hdt-feature-copy h3 { font-size: 31px; line-height: 1.1; margin: 8px 0 12px; letter-spacing: -.04em; }
.hdt-feature-copy p { color: var(--muted); }
.hdt-checks { list-style: none; padding: 0; margin: 18px 0 0; }
.hdt-checks li { position: relative; padding-left: 26px; margin: 8px 0; color: var(--muted); }
.hdt-checks li:before { content: "✓"; position: absolute; left: 0; color: var(--brand); font-weight: 900; }
.hdt-page-hero { padding: 84px 0 48px; border-bottom: 1px solid var(--line); }
.hdt-page-hero h1 { font-size: clamp(42px, 5.5vw, 68px); max-width: 900px; }
.hdt-breadcrumb { color: var(--muted); font-size: 14px; }
.hdt-breadcrumb a { text-decoration: none; color: var(--brand); }
.hdt-terminal { background: #050a10; border: 1px solid rgba(255,255,255,.12); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.hdt-terminal-bar { display: flex; gap: 7px; padding: 13px 15px; border-bottom: 1px solid rgba(255,255,255,.09); }
.hdt-terminal-bar i { width: 10px; height: 10px; border-radius: 50%; background: #506070; }
.hdt-terminal pre { margin: 0; padding: 22px; overflow: auto; color: #c9f8e6; font: 13px/1.65 "Cascadia Code", Consolas, monospace; }
.hdt-code-wrap { position: relative; }
.hdt-copy { position: absolute; right: 12px; top: 12px; border: 1px solid var(--line); background: rgba(255,255,255,.08); color: white; border-radius: 9px; padding: 7px 10px; cursor: pointer; font-size: 12px; }
.hdt-stats-band { border-block: 1px solid var(--line); background: linear-gradient(90deg, rgba(104,224,183,.06), rgba(102,167,255,.07)); }
.hdt-stat { padding: 24px; text-align: center; }
.hdt-stat strong { display: block; font-size: 36px; letter-spacing: -.05em; }
.hdt-stat span { color: var(--muted); font-size: 13px; }
.hdt-table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 18px; }
.hdt-table { width: 100%; border-collapse: collapse; min-width: 720px; background: var(--panel); }
.hdt-table th, .hdt-table td { text-align: left; padding: 15px 17px; border-bottom: 1px solid var(--line); }
.hdt-table th { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); background: var(--bg-soft); }
.hdt-table td { font-size: 14px; }
.hdt-badge { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 4px 8px; font-size: 11px; font-weight: 800; }
.hdt-badge-green { color: var(--ok); background: rgba(124,231,164,.08); }
.hdt-badge-blue { color: var(--brand-2); background: rgba(102,167,255,.08); }
.hdt-benchmark-bars { display: grid; gap: 14px; }
.hdt-benchmark-row { display: grid; grid-template-columns: 160px 1fr 80px; gap: 14px; align-items: center; }
.hdt-benchmark-track { height: 12px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; }
.hdt-benchmark-fill { height: 100%; width: var(--w); border-radius: inherit; background: linear-gradient(90deg, var(--brand), var(--brand-2)); transform-origin: left; animation: hdt-grow 1.1s ease both; }
@keyframes hdt-grow { from { transform: scaleX(.04); } to { transform: scaleX(1); } }
.hdt-doc-layout { display: grid; grid-template-columns: 260px 1fr; gap: 32px; }
.hdt-doc-nav { position: sticky; top: 94px; align-self: start; padding: 17px; border: 1px solid var(--line); border-radius: 18px; background: var(--panel); }
.hdt-doc-nav a { display: block; padding: 8px 10px; color: var(--muted); text-decoration: none; border-radius: 9px; font-size: 14px; }
.hdt-doc-nav a:hover { background: var(--panel-2); color: var(--text); }
.hdt-doc-content h2 { margin-top: 48px; letter-spacing: -.03em; }
.hdt-callout { padding: 18px 20px; border-left: 3px solid var(--brand); background: rgba(104,224,183,.07); border-radius: 0 14px 14px 0; color: var(--muted); }
.hdt-search { width: 100%; padding: 13px 15px; border-radius: 13px; border: 1px solid var(--line); background: var(--panel); color: var(--text); outline: none; }
.hdt-search:focus { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(102,167,255,.12); }
.hdt-faq { border-top: 1px solid var(--line); }
.hdt-faq-item { border-bottom: 1px solid var(--line); }
.hdt-faq-q { width: 100%; text-align: left; padding: 18px 0; border: 0; background: transparent; color: var(--text); cursor: pointer; font-weight: 750; display: flex; justify-content: space-between; }
.hdt-faq-a { display: none; color: var(--muted); padding: 0 0 18px; max-width: 840px; }
.hdt-faq-item.open .hdt-faq-a { display: block; }
.hdt-timeline { display: grid; gap: 14px; }
.hdt-timeline-item { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.hdt-timeline-item time { color: var(--brand); font-weight: 800; }
.hdt-cta { padding: 34px; border-radius: 28px; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(104,224,183,.12), rgba(102,167,255,.12)), var(--panel); display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.hdt-cta h2 { margin: 0 0 8px; letter-spacing: -.035em; }
.hdt-cta p { margin: 0; color: var(--muted); }
.hdt-footer { padding: 48px 0; margin-top: 50px; border-top: 1px solid var(--line); }
.hdt-footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 30px; }
.hdt-footer h4 { margin: 0 0 10px; }
.hdt-footer a { display: block; color: var(--muted); text-decoration: none; margin: 6px 0; font-size: 14px; }
.hdt-footer a:hover { color: var(--text); }
.hdt-small { color: var(--muted); font-size: 13px; }
.hdt-pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
.hdt-pill { padding: 7px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.hdt-simulator { padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--panel); }
.hdt-scan-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.hdt-progress { height: 9px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; margin: 16px 0; }
.hdt-progress > i { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--brand), var(--brand-2)); transition: width .18s linear; }
.hdt-log { height: 155px; overflow: auto; padding: 13px; border-radius: 13px; background: #050a10; color: #a7c7b9; font: 12px/1.55 "Cascadia Code", Consolas, monospace; }
.hdt-toast { position: fixed; right: 20px; bottom: 20px; z-index: 100; transform: translateY(25px); opacity: 0; pointer-events: none; padding: 13px 16px; border-radius: 13px; background: var(--panel-solid); border: 1px solid var(--line); box-shadow: var(--shadow); transition: .22s ease; }
.hdt-toast.show { transform: none; opacity: 1; }
[data-filter-item].hidden { display: none !important; }
@media (max-width: 980px) {
  .hdt-hero-grid, .hdt-feature-wide, .hdt-doc-layout { grid-template-columns: 1fr; }
  .hdt-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .hdt-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hdt-kpi-row { grid-template-columns: repeat(2, 1fr); }
  .hdt-doc-nav { position: static; }
  .hdt-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hdt-feature-wide.reverse .hdt-feature-copy { order: 0; }
}
@media (max-width: 760px) {
  .hdt-container { width: min(calc(100% - 28px), var(--max)); }
  .hdt-menu-btn { display: inline-grid; place-items: center; }
  .hdt-nav-links { display: none; position: absolute; left: 14px; right: 14px; top: 72px; padding: 10px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel-solid); box-shadow: var(--shadow); }
  .hdt-nav-links.open { display: grid; }
  .hdt-nav-actions .hdt-btn { display: none; }
  .hdt-hero { padding-top: 60px; }
  .hdt-grid-3, .hdt-grid-2, .hdt-grid-4 { grid-template-columns: 1fr; }
  .hdt-footer-grid { grid-template-columns: 1fr; }
  .hdt-cta { align-items: flex-start; flex-direction: column; }
  .hdt-benchmark-row { grid-template-columns: 100px 1fr 58px; font-size: 12px; }
  .hdt-timeline-item { grid-template-columns: 1fr; gap: 4px; }
}