/* ============================================================
   PhalanxCyber — Modern SaaS Design System (light + dark)
   app.css · the revamped look & feel
   ============================================================ */

/* ---------- DESIGN TOKENS ---------- */
:root {
  /* brand */
  --brand-cyan: #0891b2;
  --brand-cyan-bright: #06b6d4;
  --brand-violet: #7c3aed;
  --brand-violet-bright: #8b5cf6;
  --gradient: linear-gradient(135deg, var(--brand-cyan-bright), var(--brand-violet-bright));
  --gradient-soft: linear-gradient(135deg, rgba(6,182,212,.12), rgba(139,92,246,.12));

  /* light theme (default) */
  --bg: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-elevated: #ffffff;
  --bg-inset: #f1f5f9;
  --surface: #ffffff;
  --surface-hover: #f8fafc;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border: #e5e9f0;
  --border-strong: #cbd5e1;
  --ring: rgba(8,145,178,.35);
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 1px 3px rgba(15,23,42,.04);
  --shadow-md: 0 4px 12px rgba(15,23,42,.06), 0 2px 6px rgba(15,23,42,.04);
  --shadow-lg: 0 12px 32px rgba(15,23,42,.10), 0 4px 12px rgba(15,23,42,.06);
  --shadow-glow: 0 8px 40px rgba(8,145,178,.14);
  --accent-cyan: var(--brand-cyan);
  --accent-violet: var(--brand-violet);
  --role-note: #123a6b;

  /* severity / status */
  --sev-critical: #dc2626;
  --sev-high: #ea580c;
  --sev-medium: #2563eb;
  --sev-low: #16a34a;
  --sev-info: #64748b;

  /* type */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* scale */
  --step--1: clamp(.78rem,.75rem + .1vw,.83rem);
  --step-0: clamp(.94rem,.9rem + .2vw,1rem);
  --step-1: clamp(1.1rem,1rem + .4vw,1.25rem);
  --step-2: clamp(1.35rem,1.2rem + .7vw,1.65rem);
  --step-3: clamp(1.7rem,1.4rem + 1.4vw,2.3rem);
  --step-4: clamp(2.1rem,1.6rem + 2.4vw,3.3rem);
  --step-5: clamp(2.6rem,1.9rem + 3.6vw,4.4rem);

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --container: 1200px;
  --container-wide: 1320px;
  --nav-h: 68px;
}

:root[data-theme="dark"] {
  --bg: #0a0f1c;
  --bg-subtle: #0d1424;
  --bg-elevated: #111a2e;
  --bg-inset: #0d1424;
  --surface: #111a2e;
  --surface-hover: #16223a;
  --text: #f1f5f9;
  --text-secondary: #b6c2d4;
  --text-muted: #8595ad;
  --border: rgba(255,255,255,.09);
  --border-strong: rgba(255,255,255,.16);
  --ring: rgba(34,211,238,.4);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 6px 18px rgba(0,0,0,.4);
  --shadow-lg: 0 16px 40px rgba(0,0,0,.55);
  --shadow-glow: 0 8px 44px rgba(34,211,238,.18);
  --brand-cyan: #22d3ee;
  --brand-violet: #a78bfa;
  --accent-cyan: #22d3ee;
  --accent-violet: #a78bfa;
  --role-note: #7fb0f0;
  --sev-critical: #f87171;
  --sev-high: #fb923c;
  --sev-medium: #60a5fa;
  --sev-low: #4ade80;
  --sev-info: #94a3b8;
}

/* Light is the default theme for every visitor. Dark is opt-in via the
   toggle (persisted to localStorage) — we intentionally do NOT auto-switch
   on prefers-color-scheme so the daylight UX is what everyone sees first. */

/* ---------- RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background .3s ease, color .3s ease;
  overflow-x: hidden;
}
h1, h2, h3, h4 { line-height: 1.15; font-weight: 800; letter-spacing: -.02em; color: var(--text); }
a { color: var(--accent-cyan); text-decoration: none; transition: color .15s; }
a:hover { color: var(--brand-violet); }
img, svg { max-width: 100%; display: block; }
::selection { background: rgba(6,182,212,.22); }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; border-radius: 4px; }

/* ---------- LAYOUT ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: var(--container-wide); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--tight { padding: 56px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: var(--step--1); font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent-cyan);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--gradient); border-radius: 2px; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head h2 { font-size: var(--step-3); margin: 14px 0 12px; }
.section-head p { color: var(--text-secondary); font-size: var(--step-1); }
.gradient-text { background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: inherit; font-size: var(--step-0); font-weight: 650; line-height: 1;
  padding: 12px 22px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background .2s, border-color .2s, color .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--gradient); color: #fff; box-shadow: var(--shadow-glow); }
.btn--primary:hover { color: #fff; box-shadow: 0 10px 44px rgba(8,145,178,.30); }
.btn--secondary { background: var(--surface); color: var(--text); border-color: var(--border-strong); box-shadow: var(--shadow-sm); }
.btn--secondary:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); }
.btn--ghost { background: transparent; color: var(--text-secondary); border-color: var(--border); }
.btn--ghost:hover { color: var(--text); border-color: var(--border-strong); }
.btn--sm { padding: 8px 16px; font-size: var(--step--1); }
.btn--lg { padding: 15px 30px; font-size: var(--step-1); }

/* ---------- PILLS / BADGES ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: var(--step--1); font-weight: 600; padding: 5px 12px; border-radius: 999px;
  background: var(--bg-inset); color: var(--text-secondary); border: 1px solid var(--border);
}
.pill--accent { background: var(--gradient-soft); color: var(--accent-cyan); border-color: rgba(8,145,178,.2); }
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--brand-cyan); box-shadow: 0 0 0 4px rgba(6,182,212,.15); }

/* ---------- NAV ---------- */
.nav {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
/* brand — the PhalanxCyber logo image (self-contained dark lockup) */
.brand { display: inline-flex; align-items: center; }
.brand__img { height: 44px; width: auto; display: block; border-radius: 9px; }
.nav__links { display: flex; align-items: center; gap: 6px; }
.nav__links a { padding: 8px 14px; border-radius: 10px; color: var(--text-secondary); font-weight: 600; font-size: var(--step-0); }
.nav__links a:hover { color: var(--text); background: var(--bg-inset); }
.nav__actions { display: flex; align-items: center; gap: 10px; }

/* theme toggle */
.theme-toggle {
  width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text-secondary); cursor: pointer; display: grid; place-items: center;
  transition: color .2s, border-color .2s, background .2s;
}
.theme-toggle:hover { color: var(--accent-cyan); border-color: var(--accent-cyan); }
.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

.nav__burger { display: none; width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; }

/* ---------- CARD ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .25s ease, border-color .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }

/* ---------- STAT TILES ---------- */
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 20px; box-shadow: var(--shadow-sm); }
.stat__num { font-size: var(--step-3); font-weight: 850; letter-spacing: -.03em; background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat__label { font-size: var(--step--1); color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; margin-top: 4px; }

/* ---------- FOOTER ---------- */
.footer { background: var(--bg-subtle); border-top: 1px solid var(--border); padding: 56px 0 32px; }
.footer__grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.footer h4 { font-size: var(--step--1); text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); margin-bottom: 16px; }
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer a { color: var(--text-secondary); font-weight: 500; }
.footer a:hover { color: var(--accent-cyan); }
.footer__bottom { margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--text-muted); font-size: var(--step--1); }
.footer__disclaimer { margin-top: 20px; font-size: var(--step--1); color: var(--text-muted); max-width: 900px; line-height: 1.6; }

/* ---------- ANIMATIONS ---------- */
@keyframes fade-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; }
.reveal.in { animation: fade-up .6s cubic-bezier(.2,.7,.2,1) forwards; }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; }
}

/* ============================================================
   HOME — hero + catalogue
   ============================================================ */
.hero { position: relative; padding: 84px 0 64px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 620px; z-index: -1;
  background: radial-gradient(60% 60% at 50% 0%, rgba(6,182,212,.14), transparent 70%),
              radial-gradient(50% 50% at 80% 10%, rgba(139,92,246,.12), transparent 70%);
}
.hero__inner { max-width: 860px; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: center; }
.hero__content { min-width: 0; }
.hero h1 { font-size: var(--step-5); letter-spacing: -.035em; margin: 20px 0 20px; }
.hero__sub { font-size: var(--step-1); color: var(--text-secondary); max-width: 560px; margin-bottom: 32px; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-top: 52px; }

/* hero visual — floating capability mosaic */
.hero__visual { position: relative; }
.icon-mosaic { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; max-width: 440px; margin-left: auto; }
.mtile {
  aspect-ratio: 1; border-radius: var(--radius-lg); background: var(--surface);
  border: 1px solid var(--border); box-shadow: var(--shadow-md); padding: 14px 12px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  color: var(--accent-cyan); animation: floaty 6s ease-in-out infinite;
}
.mtile span { font-size: .72rem; font-weight: 650; line-height: 1.25; color: var(--text-secondary); text-align: center; text-wrap: balance; }
.mtile--accent { background: var(--gradient); border-color: transparent; color: #fff; box-shadow: var(--shadow-glow); }
.mtile--accent span { color: rgba(255,255,255,.92); }
.mtile:nth-child(3n+2) { animation-delay: -2s; }
.mtile:nth-child(3n) { animation-delay: -4s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@media (max-width: 940px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .icon-mosaic { max-width: 400px; margin: 0 auto; }
}
@media (max-width: 560px) { .hero__visual { display: none; } }

/* catalogue controls */
.catalogue__bar { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin-bottom: 28px; }
.search {
  flex: 1; min-width: 240px; display: flex; align-items: center; gap: 10px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 11px 18px; box-shadow: var(--shadow-sm);
}
.search input { border: none; background: transparent; color: var(--text); font: inherit; width: 100%; outline: none; }
.search svg { color: var(--text-muted); flex-shrink: 0; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn {
  font: inherit; font-size: var(--step--1); font-weight: 600; padding: 8px 15px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text-secondary); cursor: pointer;
  transition: all .15s; display: inline-flex; align-items: center; gap: 7px;
}
.filter-btn:hover { border-color: var(--border-strong); color: var(--text); }
.filter-btn.active { background: var(--gradient); border-color: transparent; color: #fff; box-shadow: var(--shadow-glow); }
.filter-btn__count { font-size: .72em; opacity: .8; background: rgba(0,0,0,.14); padding: 1px 7px; border-radius: 999px; }
.filter-btn.active .filter-btn__count { background: rgba(255,255,255,.25); }

/* tool grid */
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 22px; }
.tool-card { display: flex; flex-direction: column; padding: 24px; }
.tool-card__top { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 14px; }
.tool-card__icon {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0; display: grid; place-items: center;
  background: var(--gradient-soft); color: var(--accent-cyan); border: 1px solid rgba(8,145,178,.18);
}
.tool-card__cat { font-size: var(--step--1); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--text-muted); }
.tool-card__name { font-size: var(--step-1); font-weight: 800; margin-top: 2px; }
.tool-card__ver { font-size: var(--step--1); color: var(--text-muted); font-family: var(--font-mono); }
.tool-card__desc { color: var(--text-secondary); font-size: var(--step-0); margin-bottom: 16px; flex: 1; }
.tool-card__stats { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.chip { font-size: var(--step--1); font-weight: 700; padding: 4px 10px; border-radius: 8px; background: var(--bg-inset); color: var(--text-secondary); border: 1px solid var(--border); }
.tool-card__tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tag { font-size: .74rem; font-weight: 600; padding: 3px 9px; border-radius: 6px; color: var(--text-muted); background: var(--bg-inset); }
.tool-card__actions { display: flex; gap: 8px; margin-top: auto; }
.tool-card__actions .btn { flex: 1; }
.hidden { display: none !important; }

/* ============================================================
   TOOL DETAIL PAGE
   ============================================================ */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: var(--step--1); color: var(--text-muted); padding: 20px 0 0; }
.breadcrumb a { color: var(--text-muted); font-weight: 600; }
.breadcrumb a:hover { color: var(--accent-cyan); }

.detail-hero { padding: 24px 0 40px; border-bottom: 1px solid var(--border); position: relative; overflow: hidden; }
.detail-hero::before { content: ""; position: absolute; inset: -40% 40% auto auto; width: 420px; height: 420px; z-index: -1; background: radial-gradient(circle, rgba(139,92,246,.12), transparent 70%); }
.detail-hero__row { display: flex; align-items: flex-start; gap: 20px; margin: 18px 0 22px; }
.detail-hero__icon { width: 64px; height: 64px; border-radius: 16px; flex-shrink: 0; display: grid; place-items: center; background: var(--gradient); color: #fff; box-shadow: var(--shadow-glow); }
.detail-hero h1 { font-size: var(--step-4); margin-bottom: 8px; }
.detail-hero__tagline { font-size: var(--step-1); color: var(--text-secondary); max-width: 940px; margin-top: 16px; }
.detail-hero__meta { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
.detail-hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

/* full-width head + tagline, then stats (left) / infographic (right) */
.detail-hero__lower { display: grid; grid-template-columns: 1fr; gap: 34px; align-items: center; margin-top: 34px; }
.detail-hero__lower.has-figure { grid-template-columns: minmax(0, 1fr) minmax(300px, 40%); }
.detail-hero .stat-row { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.detail-hero .stat { padding: 22px 20px; text-align: left; }
.detail-hero .stat__num { font-size: clamp(1.9rem, 1.4rem + 1.7vw, 2.7rem); line-height: 1; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.detail-hero .stat__label { margin-top: 8px; font-size: var(--step--1); }
.detail-hero__figure { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-lg); background: var(--bg-subtle); }
.detail-hero__figure img { width: 100%; height: auto; display: block; }
.detail-hero__figcap { font-size: var(--step--1); color: var(--text-muted); text-align: center; padding: 11px 16px; border-top: 1px solid var(--border); background: var(--surface); }

/* two-column layout with sticky TOC */
.detail-layout { display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start; padding: 48px 0 80px; }
.toc { position: sticky; top: calc(var(--nav-h) + 24px); display: grid; gap: 4px; }
.toc__title { font-size: var(--step--1); text-transform: uppercase; letter-spacing: .07em; color: var(--text-muted); font-weight: 700; margin-bottom: 8px; }
.toc a { padding: 7px 12px; border-radius: 8px; color: var(--text-secondary); font-size: var(--step-0); font-weight: 550; border-left: 2px solid transparent; }
.toc a:hover { background: var(--bg-inset); color: var(--text); }
.toc a.active { color: var(--accent-cyan); border-left-color: var(--accent-cyan); background: var(--gradient-soft); }

.doc { max-width: 780px; min-width: 0; }
.doc__section { padding-bottom: 52px; scroll-margin-top: calc(var(--nav-h) + 20px); }
.doc__section h2 { font-size: var(--step-2); margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.doc__section h2 .num { font-size: var(--step--1); font-family: var(--font-mono); color: var(--accent-cyan); font-weight: 700; }
.doc__section > p { color: var(--text-secondary); margin-bottom: 14px; font-size: var(--step-0); }
.doc__lead { font-size: var(--step-1) !important; color: var(--text) !important; }
.doc__figure { margin: 22px 0 4px; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-md); background: var(--bg-subtle); }
.doc__figure img { width: 100%; height: auto; display: block; }
.doc__figure + .doc__figure { margin-top: 16px; }

/* feature grid */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; margin-top: 8px; }
.feature { padding: 20px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-sm); transition: border-color .2s, transform .2s; }
.feature:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.feature h3 { font-size: var(--step-0); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.feature h3::before { content: ""; width: 8px; height: 8px; border-radius: 3px; background: var(--gradient); flex-shrink: 0; }
.feature p { font-size: var(--step--1); color: var(--text-secondary); line-height: 1.55; }

/* architecture layers */
.layers { display: grid; gap: 12px; margin-top: 10px; }
.layer { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; padding: 18px 20px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm); position: relative; }
.layer__idx { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font-family: var(--font-mono); font-weight: 700; font-size: .85rem; background: var(--gradient-soft); color: var(--accent-cyan); }
.layer__name { font-weight: 750; font-size: var(--step-0); margin-bottom: 3px; }
.layer__desc { font-size: var(--step--1); color: var(--text-secondary); }

/* project structure / file tree */
.filetree { background: var(--bg-inset); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.filetree__head { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.filetree__dot { width: 11px; height: 11px; border-radius: 50%; }
.filetree__body { padding: 8px 0; }
.filerow { display: grid; grid-template-columns: minmax(160px, 260px) 1fr; gap: 16px; padding: 8px 18px; align-items: baseline; }
.filerow:hover { background: var(--surface-hover); }
.filerow code { font-family: var(--font-mono); font-size: .84rem; color: var(--accent-cyan); font-weight: 600; }
.filerow span { font-size: var(--step--1); color: var(--text-secondary); }

/* security controls */
.controls { display: grid; gap: 12px; margin-top: 8px; }
.control { padding: 18px 20px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-sm); border-left: 3px solid var(--accent-cyan); }
.control__area { font-weight: 750; font-size: var(--step-0); margin-bottom: 4px; }
.control__detail { font-size: var(--step--1); color: var(--text-secondary); line-height: 1.55; }

/* tech stack table */
.techstack { display: grid; gap: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.techrow { display: grid; grid-template-columns: 180px 1fr; gap: 16px; padding: 13px 20px; border-bottom: 1px solid var(--border); }
.techrow:last-child { border-bottom: none; }
.techrow dt { font-weight: 700; font-size: var(--step--1); text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); }
.techrow dd { color: var(--text); font-size: var(--step-0); }

/* usage code block */
.code { background: #0d1424; border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 18px 20px; overflow-x: auto; }
:root:not([data-theme="dark"]) .code { background: #0f172a; }
.code pre { margin: 0; font-family: var(--font-mono); font-size: .86rem; line-height: 1.7; color: #e2e8f0; white-space: pre; }
.code .prompt { color: #22d3ee; user-select: none; }
.code .cmt { color: #64748b; }

/* compliance chips */
.compliance-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.comp { padding: 18px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-sm); text-align: center; }
.comp__name { font-weight: 750; font-size: var(--step-0); margin-bottom: 5px; }
.comp__desc { font-size: var(--step--1); color: var(--text-muted); line-height: 1.5; }

/* integrations inline list */
.taglist { display: flex; gap: 8px; flex-wrap: wrap; }

/* cta band */
.cta-band { margin-top: 20px; padding: 40px; border-radius: var(--radius-lg); background: var(--gradient-soft); border: 1px solid var(--border); text-align: center; }
.cta-band h2 { font-size: var(--step-2); margin-bottom: 8px; }
.cta-band p { color: var(--text-secondary); margin-bottom: 22px; }
.cta-band__btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ---------- ABOUT PAGE ---------- */
.founder { display: grid; grid-template-columns: 300px 1fr; gap: 48px; align-items: start; }
.founder__photo { width: 100%; aspect-ratio: 1; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-lg); background: var(--bg-inset); }
.founder__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.founder__social { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.founder__name { font-size: var(--step-3); }
.founder__role { color: var(--accent-cyan); font-weight: 700; font-size: var(--step-1); margin-top: 4px; }
.founder__role-note { display: block; font-size: .6em; font-weight: 600; color: var(--role-note, #123a6b); margin-top: 4px; letter-spacing: .01em; }
.founder__meta { color: var(--text-muted); font-size: var(--step--1); margin-top: 8px; }
.founder__bio { margin-top: 22px; display: grid; gap: 16px; }
.founder__bio p { color: var(--text-secondary); font-size: var(--step-0); line-height: 1.8; }
.founder__bio strong { color: var(--text); font-weight: 700; }
.lens-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; }
.lens { padding: 26px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-sm); border-top: 3px solid var(--accent-cyan); }
.lens:nth-child(2) { border-top-color: var(--accent-violet); }
.lens:nth-child(3) { border-top-color: #22c55e; }
.lens h3 { font-size: var(--step-1); margin-bottom: 10px; }
.lens p { font-size: var(--step--1); color: var(--text-secondary); line-height: 1.65; }
.lens ul { margin-top: 16px; display: grid; gap: 7px; list-style: none; }
.lens li { font-size: var(--step--1); color: var(--text-secondary); padding-left: 20px; position: relative; }
.lens li::before { content: ""; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border-radius: 2px; background: var(--gradient); }
.article-card { padding: 24px; }
.article-card h3 { font-size: var(--step-0); margin: 12px 0 8px; }
.article-card p { font-size: var(--step--1); color: var(--text-secondary); line-height: 1.6; }
.cred-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.cred { padding: 24px; }
.cred__who { font-size: .72rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--accent-cyan); }
.cred h3 { font-size: var(--step-0); margin: 8px 0 8px; }
.cred p { font-size: var(--step--1); color: var(--text-secondary); line-height: 1.6; }
.cert-badges { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 14px; margin-top: 8px; }
.cert-badge { display: flex; gap: 12px; align-items: flex-start; padding: 16px 18px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow-sm); }
.cert-badge svg { color: var(--accent-cyan); flex-shrink: 0; margin-top: 2px; }
.cert-badge strong { display: block; font-size: var(--step-0); }
.cert-badge span { font-size: var(--step--1); color: var(--text-muted); }
@media (max-width: 760px) { .founder { grid-template-columns: 1fr; } .founder__photo { max-width: 200px; } }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px) {
  .detail-layout { grid-template-columns: 1fr; gap: 0; }
  .toc { display: none; }
  .detail-hero__lower.has-figure { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 720px) {
  .section { padding: 60px 0; }
  .nav__links { display: none; }
  .nav__burger { display: grid; place-items: center; }
  .footer__grid { grid-template-columns: 1fr; }
  .tool-grid { grid-template-columns: 1fr; }
  .filerow { grid-template-columns: 1fr; gap: 2px; }
  .techrow { grid-template-columns: 1fr; gap: 4px; }
  .detail-hero__row { flex-direction: column; gap: 14px; }
}