/* Velosight portal — shared styles */
:root {
  --bg: #ffffff;
  --bg-2: #f4f8fc;
  --surface: #ffffff;
  --surface-2: #eef4fb;
  --border: #dde6f0;
  --border-strong: #c3d2e4;
  --text: #0f2340;
  --muted: #4a5d78;
  --faint: #6e809a;
  --accent: #0a6fd1;        /* brand mid blue — cukup kontras untuk teks di latar putih */
  --accent-2: #00a6f0;      /* brand sky blue (V, kanan atas) */
  --brand-navy: #003d7c;    /* brand navy (V, kiri atas) */
  --brand-text: #04346b;    /* warna teks wordmark */
  --accent-ink: #ffffff;
  --violet: #7c3aed;
  --critical: #e11d48;
  --high: #ea580c;
  --medium: #d97706;
  --ok: #059669;
  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1180px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: var(--mono); }
code { font-size: .88em; background: var(--surface-2); border: 1px solid var(--border); padding: .08em .4em; border-radius: 5px; color: #0a4d9c; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.015em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; letter-spacing: -.03em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 750; }
h3 { font-size: 1.2rem; font-weight: 650; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 6px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.scrolled { border-bottom-color: var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 750; font-size: 1.12rem; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand small { display: block; font-size: .64rem; font-weight: 500; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; line-height: 1.1; }
.brand-logo { height: 50px; width: auto; }
.site-footer .brand-logo { height: 64px; }
.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--muted); padding: 8px 12px; border-radius: 8px; font-size: .94rem; font-weight: 500; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); background: var(--surface); text-decoration: none; }
.nav-cta { display: flex; gap: 10px; align-items: center; }
.lang-switch { display: flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; font-family: var(--mono); font-size: .78rem; font-weight: 600; }
.lang-switch a { color: var(--muted); padding: 7px 9px; line-height: 1; }
.lang-switch a:hover { color: var(--text); text-decoration: none; }
.lang-switch a[aria-current="true"] { color: var(--text); background: var(--surface); }
.menu-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); border-radius: 8px; width: 42px; height: 42px; cursor: pointer; }
.menu-toggle svg { margin: auto; }

@media (max-width: 900px) {
  .menu-toggle { display: grid; }
  .nav-links, .nav-cta .btn-ghost { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--bg-2); border-bottom: 1px solid var(--border);
    padding: 12px 16px 18px;
  }
  .nav-links.open a { padding: 12px; }
}
@media (max-width: 480px) { .nav-cta .btn-primary { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: .95rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .15s, background .15s, border-color .15s, box-shadow .15s;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--brand-navy) 0%, var(--accent) 60%, var(--accent-2) 100%); color: #fff; box-shadow: 0 8px 22px -10px rgba(10, 111, 209, .55); }
.btn-primary:hover { filter: brightness(1.15); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 14px 26px; font-size: 1rem; }

/* ---------- Sections ---------- */
section { padding: 96px 0; position: relative; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: .76rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.section-head { max-width: 760px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::after { content: ""; width: 18px; height: 1px; background: currentColor; }
.lead { font-size: 1.13rem; color: var(--muted); }

/* ---------- Hero ---------- */
.hero { padding: 88px 0 72px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(800px 420px at 78% 12%, rgba(26, 156, 240, .16), transparent 60%),
    radial-gradient(600px 380px at 8% 88%, rgba(6, 59, 122, .06), transparent 60%);
}
.grid-bg {
  position: absolute; inset: 0; z-index: -1; opacity: .35;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 30%, #000 20%, transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.hero h1 .grad { background: linear-gradient(92deg, var(--brand-navy) 0%, var(--accent) 50%, var(--accent-2) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .tagline { font-family: var(--mono); color: var(--muted); font-size: .92rem; margin-bottom: 22px; }
.hero .tagline span { color: var(--text); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 30px 0 34px; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .8rem; color: var(--muted); padding: 5px 11px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
}
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 56px; }
}

/* Hero visual: attack graph card */
.console {
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-2) 100%);
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  box-shadow: 0 30px 70px -30px rgba(15, 35, 64, .28), 0 0 0 1px rgba(10, 111, 209, .04);
  overflow: hidden;
}
.console-bar { display: flex; align-items: center; gap: 8px; padding: 11px 14px; border-bottom: 1px solid var(--border); font-family: var(--mono); font-size: .74rem; color: var(--faint); }
.console-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); display: inline-block; }
.console-bar .title { margin-left: 8px; color: var(--muted); }
.console-body { padding: 16px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Hero visual: 3D attack path (assets/js/attack-path-3d.js) */
.ap3d { position: relative; }
.ap3d-stage { position: relative; height: clamp(420px, 46vw, 600px); margin: -36px -20px 0; }
.ap3d-fallback { width: 100%; height: 100%; object-fit: contain; }
.ap3d-fallback:not([src]) { display: none; }
.ap3d-stage canvas { display: none; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
.ap3d-stage canvas:active { cursor: grabbing; }
.ap3d.is-3d .ap3d-fallback { display: none; }
.ap3d.is-3d .ap3d-stage canvas { display: block; }
.ap3d-lbl {
  position: absolute; left: 0; top: 0; transform: translate(-50%, -100%); pointer-events: none; white-space: nowrap;
  font: 600 11px/1.3 var(--mono); color: var(--text);
  background: color-mix(in srgb, var(--surface) 86%, transparent); border: 1px solid var(--border-strong);
  border-radius: 7px; padding: 4px 8px; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}
.ap3d-lbl small { display: block; font-weight: 500; font-size: 10px; color: var(--muted); }
.ap3d-lbl.hot { border-color: var(--critical); }
.ap3d-lbl.hot small { color: var(--critical); }
.ap3d-lbl.jewel { border-color: var(--medium); }
.ap3d-lbl.jewel small { color: var(--medium); }
.ap3d-lbl.choke { border-color: var(--medium); color: var(--medium); }
.ap3d-lbl.zone {
  transform: translate(-100%, -50%); background: none; border: 0; padding: 0 10px 0 0; backdrop-filter: none; -webkit-backdrop-filter: none;
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--faint);
}
.ap3d-stage.narrow .ap3d-lbl.minor { display: none; }
.ap3d-stage.compact .ap3d-lbl small, .ap3d-stage.compact .ap3d-lbl.zone { display: none; }
.ap3d-hint { display: none; margin: -6px 0 0; text-align: right; font: 500 .72rem var(--mono); color: var(--faint); }
.ap3d.is-3d .ap3d-hint { display: block; }
@media (max-width: 960px) { .ap3d-stage { margin: 0 -12px; height: clamp(380px, 80vw, 560px); } }

.path-card { margin-top: 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-2); padding: 12px 14px; font-family: var(--mono); font-size: .76rem; }
.path-card .row { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.path-card .id { color: var(--accent); font-weight: 700; }
.path-card .score { color: var(--critical); font-weight: 700; }
.path-card .chain { color: var(--muted); margin-top: 6px; word-break: break-word; line-height: 1.7; }
.path-card .chain b { color: var(--text); font-weight: 600; }
.path-card .chain em { color: var(--high); font-style: normal; }
.path-card .choke { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); color: var(--medium); }

/* ---------- Stats strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--surface); padding: 26px 22px; }
.stat .num { font-size: 2.1rem; font-weight: 800; letter-spacing: -.03em; color: var(--text); line-height: 1; }
.stat .num span { color: var(--accent); }
.stat .lbl { color: var(--muted); font-size: .88rem; margin-top: 8px; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- CTEM loop ---------- */
.loop { display: grid; grid-template-columns: repeat(9, 1fr); gap: 8px; counter-reset: step; }
.loop-step {
  position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px 10px 14px; text-align: center; counter-increment: step; transition: border-color .2s, transform .2s;
}
.loop-step:hover { border-color: var(--accent); transform: translateY(-2px); }
.loop-step::before { content: counter(step, decimal-leading-zero); display: block; font-family: var(--mono); font-size: .7rem; color: var(--faint); margin-bottom: 6px; }
.loop-step strong { display: block; font-size: .78rem; letter-spacing: .06em; font-family: var(--mono); color: var(--accent); }
.loop-step span { display: block; font-size: .78rem; color: var(--muted); margin-top: 6px; line-height: 1.35; }
.loop-return {
  margin-top: 14px; border: 1px dashed var(--border-strong); border-radius: 10px; padding: 10px 14px;
  font-family: var(--mono); font-size: .8rem; color: var(--muted); text-align: center;
}
.loop-return b { color: var(--accent); font-weight: 600; }
@media (max-width: 1060px) { .loop { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 460px) { .loop { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cards.two { grid-template-columns: repeat(2, 1fr); }
.cards.four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .cards, .cards.four { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards, .cards.two, .cards.four { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; transition: border-color .2s, transform .2s, background .2s; position: relative;
}
a.card { color: inherit; display: block; }
a.card:hover, .card.hover:hover { border-color: var(--border-strong); transform: translateY(-3px); text-decoration: none; background: var(--surface-2); }
.card p { color: var(--muted); font-size: .95rem; margin-bottom: 0; }
.card .icon {
  width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(26, 156, 240, .08); border: 1px solid rgba(26, 156, 240, .25); color: var(--accent);
}
.card .icon.v { background: rgba(124, 58, 237, .07); border-color: rgba(124, 58, 237, .28); color: var(--violet); }
.card .tag { font-family: var(--mono); font-size: .7rem; color: var(--faint); letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; display: block; }
.card .more { display: inline-flex; gap: 6px; align-items: center; margin-top: 16px; font-size: .88rem; font-weight: 600; color: var(--accent); }
.card ul { margin: 14px 0 0; padding-left: 18px; color: var(--muted); font-size: .92rem; }
.card ul li { margin-bottom: 4px; }

/* ---------- Identity resolution demo ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split > * { min-width: 0; }
.split.rev > :first-child { order: 2; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 36px; } .split.rev > :first-child { order: 0; } }
.resolve { display: grid; gap: 10px; }
.src {
  display: grid; grid-template-columns: 96px 1fr; gap: 12px; align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 11px 14px;
  font-family: var(--mono); font-size: .82rem;
}
.src .who { color: var(--faint); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.src .val { color: var(--text); }
.src .val small { color: var(--muted); font-size: .74rem; margin-left: 6px; }
.resolve-arrow { text-align: center; color: var(--accent); font-family: var(--mono); font-size: .78rem; padding: 4px 0; }
.golden {
  border: 1px solid var(--accent); background: linear-gradient(180deg, rgba(26, 156, 240, .08), rgba(26, 156, 240, .02));
  border-radius: 12px; padding: 16px 18px; font-family: var(--mono);
}
.golden .gid { font-size: 1.15rem; font-weight: 700; color: var(--accent); }
.golden dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; margin: 10px 0 0; font-size: .78rem; }
.golden dt { color: var(--faint); }
.golden dd { margin: 0; color: var(--text); }
.golden dd i { color: var(--muted); font-style: normal; }

.checklist { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 12px; }
.checklist li { display: grid; grid-template-columns: 24px 1fr; gap: 10px; color: var(--muted); }
.checklist li::before {
  content: ""; width: 20px; height: 20px; border-radius: 6px; margin-top: 2px;
  background: rgba(26, 156, 240, .12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%230a6fd1' stroke-width='2.4'%3E%3Cpath d='M5 10.5l3.2 3L15 7'/%3E%3C/svg%3E") center/14px no-repeat;
}
.checklist li b { color: var(--text); font-weight: 600; }

/* ---------- Risk formula ---------- */
.formula {
  font-family: var(--mono); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: .86rem;
}
.formula .eq { color: var(--accent); font-weight: 700; font-size: 1rem; margin-right: 4px; }
.formula .f { background: var(--surface-2); border: 1px solid var(--border-strong); padding: 6px 10px; border-radius: 7px; color: var(--text); }
.formula .x { color: var(--faint); }

.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 18px; }
@media (max-width: 560px) { .compare { grid-template-columns: 1fr; } }
.cmp { border-radius: 12px; padding: 18px; border: 1px solid var(--border); background: var(--surface); }
.cmp .cv { font-family: var(--mono); font-size: .75rem; color: var(--faint); }
.cmp .big { font-size: 1.9rem; font-weight: 800; margin: 4px 0; letter-spacing: -.02em; }
.cmp p { font-size: .86rem; color: var(--muted); margin: 0; }
.cmp.win { border-color: rgba(244, 63, 94, .5); background: linear-gradient(180deg, rgba(244, 63, 94, .08), transparent); }
.cmp.win .big { color: var(--critical); }
.cmp.lose .big { color: var(--muted); }
.bar { height: 6px; border-radius: 4px; background: var(--border); margin-top: 12px; overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 4px; }

/* ---------- Validation flow ---------- */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.flow-step { padding: 22px 20px; border: 1px solid var(--border); background: var(--surface); position: relative; }
.flow-step:first-child { border-radius: var(--radius) 0 0 var(--radius); }
.flow-step:last-child { border-radius: 0 var(--radius) var(--radius) 0; }
.flow-step + .flow-step { border-left: none; }
.flow-step .who { font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.flow-step .who.ai { color: var(--violet); }
.flow-step .who.det { color: var(--accent); }
.flow-step h3 { margin: 8px 0 8px; font-size: 1.05rem; }
.flow-step p { font-size: .88rem; color: var(--muted); margin: 0; }
@media (max-width: 900px) {
  .flow { grid-template-columns: 1fr 1fr; gap: 12px; }
  .flow-step, .flow-step:first-child, .flow-step:last-child { border-radius: 12px; border: 1px solid var(--border); }
}
@media (max-width: 520px) { .flow { grid-template-columns: 1fr; } }
.note {
  margin-top: 22px; border-left: 3px solid var(--medium); background: rgba(217, 119, 6, .07);
  padding: 14px 18px; border-radius: 0 10px 10px 0; color: var(--muted); font-size: .92rem;
}
.note b { color: var(--text); }

/* ---------- Chat mock ---------- */
.chat { display: grid; gap: 12px; }
.msg { border-radius: 12px; padding: 14px 16px; font-size: .9rem; max-width: 94%; }
.msg.q { background: var(--surface-2); border: 1px solid var(--border-strong); justify-self: end; }
.msg.a { background: var(--surface); border: 1px solid var(--border); }
.msg.a .plan { margin-top: 10px; font-family: var(--mono); font-size: .74rem; color: var(--faint); border-top: 1px dashed var(--border); padding-top: 8px; }
.msg.a .plan span { color: var(--accent); }
.msg ol { margin: 8px 0 0; padding-left: 18px; color: var(--muted); }
.msg ol b { color: var(--text); }

/* ---------- Connectors ---------- */
.logos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 760px) { .logos { grid-template-columns: repeat(2, 1fr); } }
.logo-tile {
  border: 1px solid var(--border); background: var(--surface); border-radius: 12px; padding: 16px;
  display: flex; flex-direction: column; gap: 4px;
}
.logo-tile b { font-size: .96rem; }
.logo-tile span { font-size: .8rem; color: var(--muted); }
.logo-tile.op { border-style: dashed; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 640px; }
th, td { text-align: left; padding: 13px 16px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); font-weight: 600; background: var(--bg-2); }
tr:last-child td { border-bottom: none; }
td { color: var(--muted); }
td:first-child { color: var(--text); font-weight: 600; }

/* ---------- Architecture diagram ---------- */
.arch { display: grid; gap: 14px; }
.layer {
  display: grid; grid-template-columns: 200px 1fr; gap: 18px; align-items: stretch;
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); overflow: hidden;
}
.layer-name { padding: 18px 20px; background: var(--bg-2); border-right: 1px solid var(--border); }
.layer-name .n { font-family: var(--mono); font-size: .7rem; color: var(--faint); letter-spacing: .1em; }
.layer-name h3 { margin: 4px 0 4px; font-size: 1.02rem; }
.layer-name .lang { font-family: var(--mono); font-size: .74rem; color: var(--accent); }
.layer-body { padding: 16px 18px 16px 0; display: flex; flex-wrap: wrap; gap: 8px; align-content: center; }
.chip { font-size: .82rem; padding: 6px 11px; border-radius: 8px; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text); }
.chip.ai { border-color: rgba(124, 58, 237, .35); color: #5b21b6; background: #f5f0ff; }
.chip.det { border-color: rgba(10, 111, 209, .35); color: #0a4d9c; background: #eaf4fd; }
.chip.store { border-color: rgba(5, 150, 105, .35); color: #047857; background: #e9f8f2; }
.layer-link { text-align: center; font-family: var(--mono); font-size: .72rem; color: var(--faint); margin: -4px 0; }
.layer-link b { color: var(--accent); font-weight: 500; }
@media (max-width: 720px) {
  .layer { grid-template-columns: 1fr; gap: 0; }
  .layer-name { border-right: none; border-bottom: 1px solid var(--border); }
  .layer-body { padding: 14px 18px; }
}

pre.code {
  background: #0b1a2e; border: 1px solid #16294a; border-radius: var(--radius); padding: 18px 20px;
  overflow-x: auto; font-size: .8rem; line-height: 1.65; color: #b9c6db; margin: 0;
}
pre.code .k { color: #5cc0ff; }
pre.code .c { color: #6f84a3; }
pre.code .s { color: #34d399; }
pre.code .w { color: #fb923c; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { padding: 76px 0 56px; border-bottom: 1px solid var(--border); overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(700px 320px at 85% 0%, rgba(26, 156, 240, .12), transparent 60%);
}
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); max-width: 860px; }
.page-hero .lead { max-width: 720px; }

/* ---------- Sub-nav (in-page) ---------- */
.subnav { position: sticky; top: 68px; z-index: 40; background: rgba(244, 248, 252, .94); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.subnav ul { display: flex; gap: 4px; list-style: none; margin: 0 auto; padding: 8px 20px; max-width: var(--maxw); overflow-x: auto; scrollbar-width: none; }
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a { display: block; padding: 7px 12px; border-radius: 8px; font-size: .84rem; color: var(--muted); white-space: nowrap; }
.subnav a:hover, .subnav a.active { color: var(--text); background: var(--surface); text-decoration: none; }
.cap-section { scroll-margin-top: 130px; }
.cap-num { font-family: var(--mono); font-size: .8rem; color: var(--faint); }

/* ---------- CTA ---------- */
.cta {
  border: 1px solid var(--border-strong); border-radius: 20px; padding: 56px 40px; text-align: center;
  background:
    radial-gradient(600px 240px at 50% 0%, rgba(26, 156, 240, .16), transparent 70%),
    var(--surface);
}
.cta h2 { max-width: 700px; margin-left: auto; margin-right: auto; }
.cta p { max-width: 600px; margin: 0 auto 28px; color: var(--muted); }
.cta .hero-actions { justify-content: center; margin: 0; }
@media (max-width: 560px) { .cta { padding: 40px 22px; } }

/* ---------- Contact form ---------- */
.form { display: grid; gap: 14px; }
.form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form .row2 { grid-template-columns: 1fr; } }
.form label { display: grid; gap: 6px; font-size: .85rem; color: var(--muted); font-weight: 500; }
.form input, .form select, .form textarea {
  width: 100%; background: var(--bg-2); border: 1px solid var(--border-strong); color: var(--text);
  border-radius: 9px; padding: 11px 13px; font: inherit; font-size: .95rem;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(26, 156, 240, .15); }
.form textarea { min-height: 120px; resize: vertical; }
.form-status { font-size: .88rem; color: var(--ok); min-height: 1.4em; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; max-width: 860px; margin: 0 auto; }
.faq details { border: 1px solid var(--border); border-radius: 12px; background: var(--surface); padding: 0 20px; }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-family: var(--mono); font-size: 1.2rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 18px; margin: 0; font-size: .95rem; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 56px 0 32px; background: var(--bg-2); font-size: .9rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-grid > :first-child { grid-column: 1 / -1; } }
.site-footer h4 { font-size: .76rem; font-family: var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--faint); margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer ul a { color: var(--muted); }
.site-footer ul a:hover { color: var(--text); }
.site-footer .legal { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: var(--faint); font-size: .82rem; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }
.no-js .reveal { opacity: 1; transform: none; }