/* ============================================================
   ZVHH Core — shared design layer (index + trust pages)
   v2 · 2026-09-26 · "constellation" redesign
   ============================================================ */

:root {
  --bg: #05060a;
  --bg-surface: rgba(255,255,255,0.02);
  --bg-elevated: rgba(255,255,255,0.045);
  --bg-hover: rgba(255,255,255,0.06);

  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --border-strong: rgba(255,255,255,0.22);

  --text-1: #f4f6fb;
  --text-2: rgba(244,246,251,0.72);
  --text-3: rgba(244,246,251,0.52);
  --text-4: rgba(244,246,251,0.34);

  --accent: #6366f1;
  --accent-bright: #818cf8;
  --accent-2: #22d3ee;
  --accent-grad: linear-gradient(135deg, #6366f1 0%, #818cf8 55%, #22d3ee 120%);

  --green: #34d399;   --green-bg: rgba(52,211,153,0.10);
  --orange: #fbbf24;  --orange-bg: rgba(251,191,36,0.10);
  --pink: #f472b6;    --pink-bg: rgba(244,114,182,0.10);
  --blue: #60a5fa;    --blue-bg: rgba(96,165,250,0.10);
  --red: #f87171;     --red-bg: rgba(248,113,113,0.10);
  --cyan: #22d3ee;    --cyan-bg: rgba(34,211,238,0.10);
  --purple: #c084fc;  --purple-bg: rgba(192,132,252,0.10);
  --amber: #f59e0b;   --amber-bg: rgba(245,158,11,0.10);

  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --radius: 12px;
  --radius-lg: 16px;
  --header-h: 60px;
  --container: 1200px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-feature-settings: "cv01", "ss03";
  background: var(--bg);
  color: var(--text-2);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Layered ambient background: faint grid + two soft glows */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(900px 520px at 18% -8%, rgba(99,102,241,0.10), transparent 65%),
    radial-gradient(820px 500px at 88% 12%, rgba(34,211,238,0.055), transparent 65%),
    radial-gradient(1200px 700px at 50% 118%, rgba(99,102,241,0.05), transparent 60%);
  pointer-events: none;
  z-index: -2;
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.022) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, black 30%, transparent 78%);
  pointer-events: none;
  z-index: -1;
}

a { color: inherit; text-decoration: none; }
img, svg { display: inline-block; vertical-align: middle; }

::selection { background: rgba(99,102,241,0.35); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: var(--accent-grad);
  z-index: 200;
  transition: width 0.1s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5,6,10,0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: rgba(5,6,10,0.88);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  height: var(--header-h);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.logo {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.4px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}
.logo-mark {
  width: 24px; height: 24px;
  border-radius: 7px;
  background: var(--accent-grad);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 2px 12px rgba(99,102,241,0.45);
}

.site-nav { display: flex; gap: 2px; align-items: center; }
.site-nav a {
  color: var(--text-3);
  font-size: 13px;
  font-weight: 500;
  padding: 7px 13px;
  border-radius: 8px;
  transition: color 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.site-nav a:hover { color: var(--text-1); background: var(--bg-surface); }
.site-nav a.active { color: var(--text-1); }
.nav-toggle { display: none; }
.nav-check { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn:active { transform: translateY(0) scale(0.98); }
.btn .lucide { width: 16px; height: 16px; flex-shrink: 0; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 24px rgba(99,102,241,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover {
  background: var(--accent-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(99,102,241,0.5), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-ghost {
  background: var(--bg-surface);
  color: var(--text-2);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--border-hover); color: var(--text-1); background: var(--bg-hover); transform: translateY(-2px); }

/* ---------- Search ---------- */
.search-wrap {
  position: relative;
  max-width: 480px;
  margin: 0 auto 20px;
}
.search-wrap .lucide {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--text-4);
  pointer-events: none;
}
.search-input {
  width: 100%;
  padding: 12px 84px 12px 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.search-input::placeholder { color: var(--text-4); }
.search-input:focus {
  outline: none;
  border-color: rgba(99,102,241,0.55);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
.search-kbd {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-4);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 7px;
  background: var(--bg-surface);
}

/* ---------- Filters ---------- */
.filters {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 15px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-3);
  letter-spacing: -0.01em;
  user-select: none;
  transition: all 0.18s var(--ease);
}
.filter-pill .lucide { width: 13px; height: 13px; }
.filter-pill:hover { border-color: var(--border-hover); color: var(--text-2); background: var(--bg-surface); }
.filter-pill.active {
  background: rgba(99,102,241,0.16);
  border-color: rgba(99,102,241,0.5);
  color: var(--accent-bright);
}
.filter-pill .count {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-4);
}
.filter-pill.active .count { color: rgba(129,140,248,0.7); }

/* ---------- Sections ---------- */
.section {
  padding: 56px 32px 24px;
  max-width: var(--container);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 26px;
  gap: 16px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-header h2::before {
  content: '';
  width: 4px; height: 20px;
  border-radius: 2px;
  background: var(--accent-grad);
  flex-shrink: 0;
}
.article-count {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-4);
  font-variant-numeric: tabular-nums;
}
.no-results {
  display: none;
  text-align: center;
  padding: 64px 20px;
  color: var(--text-4);
  font-size: 14px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
}
.no-results .lucide { width: 28px; height: 28px; margin: 0 auto 12px; opacity: 0.5; }

/* ---------- Article cards ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 14px;
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  transition: transform 0.25s var(--ease), border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, opacity 0.3s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
/* gradient hairline on hover */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(129,140,248,0.7), rgba(34,211,238,0.5), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}
/* soft corner glow on hover */
.card::after {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 180px; height: 180px;
  background: radial-gradient(circle, rgba(99,102,241,0.12), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}
.card:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.35);
}
.card:hover::before, .card:hover::after { opacity: 1; }

.card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 32px;
  align-items: center;
  background:
    linear-gradient(120deg, rgba(99,102,241,0.09), rgba(34,211,238,0.05) 60%, transparent),
    var(--bg-surface);
  border-color: rgba(99,102,241,0.28);
}
.card.featured::before { opacity: 1; }
.card.featured h3 { font-size: 21px; }

.card .tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 11px;
  border-radius: 7px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
  width: fit-content;
}
.card h3 {
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 8px;
  line-height: 1.35;
  letter-spacing: -0.02em;
  transition: color 0.2s ease;
}
.card:hover h3 { color: var(--accent-bright); }
.card p {
  font-size: 13.5px;
  color: var(--text-3);
  margin-bottom: 16px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 13px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.card .date {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-4);
  font-variant-numeric: tabular-nums;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.card .date .lucide { width: 13px; height: 13px; }
.card .read-arrow {
  color: var(--text-4);
  transition: transform 0.25s var(--ease), color 0.2s ease;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.card .read-arrow .lucide { width: 16px; height: 16px; }
.card:hover .read-arrow { color: var(--accent-bright); transform: translateX(4px); }

/* tag palette (kept from v1) */
.tag-green  { background: var(--green-bg);  color: var(--green); }
.tag-purple { background: var(--purple-bg); color: var(--purple); }
.tag-blue   { background: var(--blue-bg);   color: var(--blue); }
.tag-orange { background: var(--orange-bg); color: var(--orange); }
.tag-pink   { background: var(--pink-bg);   color: var(--pink); }
.tag-red    { background: var(--red-bg);    color: var(--red); }
.tag-cyan   { background: var(--cyan-bg);   color: var(--cyan); }
.tag-amber  { background: var(--amber-bg);  color: var(--amber); }

/* card dimming while filtering */
.card.is-hidden { display: none; }

/* ---------- Hero (index) ---------- */
.hero {
  position: relative;
  padding: 96px 32px 64px;
  text-align: center;
  max-width: 920px;
  margin: 0 auto;
  z-index: 1;
}
/* ---- CSS-only ambient hero (no JS) ---- */
.ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background:
    radial-gradient(1100px 640px at 78% -8%, rgba(99,102,241,0.16), transparent 60%),
    radial-gradient(880px 620px at 10% 114%, rgba(168,85,247,0.12), transparent 62%),
    radial-gradient(700px 500px at 50% 120%, rgba(56,189,248,0.06), transparent 60%),
    var(--bg);
}
.ambient::before,
.ambient::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.5;
  will-change: transform;
}
.ambient::before {
  width: 540px; height: 540px; left: -130px; top: -90px;
  background: radial-gradient(circle at 35% 35%, rgba(99,102,241,0.55), transparent 70%);
  animation: drift1 24s ease-in-out infinite;
}
.ambient::after {
  width: 640px; height: 640px; right: -170px; bottom: -160px;
  background: radial-gradient(circle at 60% 40%, rgba(168,85,247,0.45), transparent 70%);
  animation: drift2 30s ease-in-out infinite;
}
@keyframes drift1 { 0%,100% { transform: translate(0,0) } 50% { transform: translate(70px,50px) } }
@keyframes drift2 { 0%,100% { transform: translate(0,0) } 50% { transform: translate(-60px,-40px) } }
/* gentle breathing on the hero eyebrow + live dot already pulse */
.hero-eyebrow { animation: heroFloat 7s ease-in-out infinite; }
@keyframes heroFloat { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-5px) } }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px 7px 10px;
  border-radius: 999px;
  background: var(--amber-bg);
  border: 1px solid rgba(245,158,11,0.22);
  font-size: 11px;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 28px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.hero-eyebrow .lucide { width: 14px; height: 14px; }

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.4vw, 58px);
  font-weight: 700;
  color: var(--text-1);
  line-height: 1.08;
  margin-bottom: 22px;
  letter-spacing: -1.6px;
}
.hero h1 .highlight {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-sub {
  font-size: 17px;
  color: var(--text-2);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.65;
  letter-spacing: -0.01em;
}
.hero-sub strong { color: var(--text-1); font-weight: 600; }

.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  max-width: 640px;
  margin: 0 auto 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.015);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-stat {
  flex: 1;
  min-width: 130px;
  padding: 20px 16px;
  text-align: center;
  position: relative;
}
.hero-stat + .hero-stat::before {
  content: '';
  position: absolute;
  left: 0; top: 22%; bottom: 22%;
  width: 1px;
  background: var(--border);
}
.hero-stat-value {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-stat-label {
  font-size: 10.5px;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 9px;
  font-weight: 500;
}

.hero-last-updated {
  font-size: 12px;
  color: var(--text-4);
  font-weight: 500;
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-last-updated .pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(52,211,153,0.5);
  animation: livePulse 2.4s ease-out infinite;
}
.hero-last-updated span { color: var(--green); font-weight: 600; }
@keyframes livePulse {
  0%   { box-shadow: 0 0 0 0 rgba(52,211,153,0.45); }
  70%  { box-shadow: 0 0 0 7px rgba(52,211,153,0); }
  100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); }
}

/* scroll cue */
.scroll-cue {
  margin: 44px auto 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-4);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.scroll-cue .lucide {
  width: 18px; height: 18px;
  animation: cueBob 2.2s var(--ease) infinite;
}
@keyframes cueBob {
  0%, 100% { transform: translateY(0); opacity: 0.55; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* ---------- Contact static note ---------- */
.static-note {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.65;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 22px 0 4px;
}
.static-note svg { flex: none; color: var(--accent-blue); margin-top: 2px; }
.static-note a { color: var(--accent-blue); }

/* ---------- Contact email ---------- */
.contact-email {
  margin: 18px 0 4px;
  font-size: 16px;
}
.contact-email a {
  color: var(--accent-blue);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--accent-blue-dim, rgba(99,102,241,0.4));
  transition: border-color 0.2s var(--ease);
}
.contact-email a:hover { border-color: var(--accent-blue); }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  margin-top: 72px;
  background: rgba(255,255,255,0.012);
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 32px 20px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}
.footer-brand p {
  font-size: 13px;
  color: var(--text-4);
  line-height: 1.65;
  max-width: 340px;
  margin-top: 12px;
}
.footer-col h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-4);
  font-weight: 600;
  margin-bottom: 14px;
}
.footer-col a {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--text-3);
  padding: 5px 0;
  transition: color 0.15s ease, transform 0.15s ease;
}
.footer-col a .lucide { width: 14px; height: 14px; opacity: 0.6; }
.footer-col a:hover { color: var(--text-1); transform: translateX(2px); }
.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 32px 22px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-4);
}
.footer-bottom a { color: var(--text-3); transition: color 0.15s; }
.footer-bottom a:hover { color: var(--text-1); }

/* ---------- Back to top ---------- */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 90;
  width: 42px; height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(10,12,20,0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s var(--ease), border-color 0.2s, color 0.2s;
}
.to-top .lucide { width: 18px; height: 18px; }
.to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.to-top:hover { border-color: var(--border-hover); color: var(--text-1); }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  animation: cardIn 0.55s var(--ease) forwards;
  animation-delay: var(--reveal-delay, 0s);
}
@keyframes cardIn { to { opacity: 1; transform: translateY(0); } }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Trust page prose ---------- */
.page-hero {
  max-width: 820px;
  margin: 0 auto;
  padding: 64px 32px 8px;
  position: relative;
  z-index: 1;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.4vw, 44px);
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -1px;
  line-height: 1.12;
  margin-bottom: 14px;
}
.page-hero .lead {
  font-size: 16.5px;
  color: var(--text-2);
  line-height: 1.65;
}
.prose {
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 32px 40px;
  position: relative;
  z-index: 1;
}
.prose h2 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.4px;
  margin: 44px 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.prose h2:first-child { margin-top: 0; }
.prose h2 .lucide { width: 19px; height: 19px; color: var(--accent-bright); flex-shrink: 0; }
.prose h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-1);
  margin: 24px 0 8px;
}
.prose p { font-size: 14.5px; margin-bottom: 14px; line-height: 1.75; }
.prose ul, .prose ol { margin: 0 0 16px 20px; }
.prose li { font-size: 14.5px; margin-bottom: 8px; line-height: 1.7; }
.prose strong { color: var(--text-1); font-weight: 600; }
.prose a { color: var(--accent-bright); text-decoration: underline; text-decoration-color: rgba(129,140,248,0.35); text-underline-offset: 3px; transition: text-decoration-color 0.15s; }
.prose a:hover { text-decoration-color: var(--accent-bright); }

.lead { font-size: 16.5px; color: var(--text-2); line-height: 1.65; }
.meta { font-size: 12.5px; color: var(--text-4); font-family: var(--font-mono); }

.tech-grid, .values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin: 18px 0 8px;
}
.tech-card, .value-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  transition: border-color 0.2s ease, transform 0.25s var(--ease), background 0.2s ease;
}
.tech-card:hover, .value-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-elevated);
  transform: translateY(-2px);
}
.tech-card h3, .value-card h3 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.tech-card h3 .lucide, .value-card h3 .lucide {
  width: 17px; height: 17px;
  color: var(--accent-bright);
  flex-shrink: 0;
}
.tech-card p, .value-card p { font-size: 13.5px; color: var(--text-3); line-height: 1.65; margin-bottom: 8px; }

.trust-signature {
  margin-top: 40px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
}
.trust-signature p { font-size: 14px; margin-bottom: 4px; }

/* trust page components */
.process-flow { display: flex; flex-direction: column; gap: 14px; margin: 20px 0; }
.process-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  transition: border-color 0.2s ease, transform 0.25s var(--ease);
}
.process-step:hover { border-color: var(--border-hover); transform: translateX(3px); }
.process-step h3 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 6px;
}
.process-step p, .process-step li { font-size: 13.5px; color: var(--text-3); line-height: 1.65; }
.process-step ul, .process-step ol { margin: 8px 0 0 18px; }
.step-number {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: rgba(99,102,241,0.14);
  border: 1px solid rgba(99,102,241,0.35);
  color: var(--accent-bright);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.methodology-grid, .ranking-grid, .trust-badge-grid, .contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
  margin: 20px 0;
}
.method-card, .ranking-card, .trust-badge, .contact-card,
.verification-checklist, .limitations-box, .feedback-section, .policy-section {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  transition: border-color 0.2s ease, transform 0.25s var(--ease);
}
.method-card:hover, .ranking-card:hover, .trust-badge:hover, .contact-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}
.method-card h3, .ranking-card h3, .trust-badge h3,
.verification-checklist h3, .limitations-box h3,
.feedback-section h3, .policy-section h3 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.trust-badge h3 .lucide, .method-card h3 .lucide { width: 17px; height: 17px; color: var(--accent-bright); flex-shrink: 0; }
.trust-badge p, .ranking-card p, .method-card p, .verification-checklist p, .limitations-box p, .feedback-section p, .policy-section p {
  font-size: 13.5px;
  color: var(--text-3);
  line-height: 1.65;
  margin-bottom: 8px;
}
.trust-badge p:last-child, .ranking-card p:last-child { margin-bottom: 0; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.data-table th {
  text-align: left;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-4);
  font-weight: 600;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-strong);
}
.data-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  color: var(--text-3);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table strong { color: var(--text-1); font-weight: 600; }

/* forms */
.icon-inline { width: 1em; height: 1em; vertical-align: -0.12em; margin-right: 2px; }
.contact-form { margin-top: 18px; display: flex; flex-direction: column; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: 0.01em;
}
.form-group input, .form-group textarea, .form-group select {
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,0.25);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 13.5px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: rgba(99,102,241,0.55);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-4); }
.form-note {
  margin-top: 10px;
  font-size: 11.5px;
  color: var(--text-4);
  font-family: var(--font-mono);
}

/* ---------- Mobile ---------- */
@media (max-width: 860px) {
  .header-inner { padding: 0 20px; }
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(5,6,10,0.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    padding: 8px 12px 14px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s var(--ease), opacity 0.2s ease;
    z-index: 95;
  }
  /* pure-CSS open state (checkbox hack — no JS) */
  #nav-check:checked ~ .site-nav { transform: translateY(0); opacity: 1; pointer-events: auto; }
  #nav-check:checked ~ .nav-toggle .lucide-menu { display: none; }
  #nav-check:checked ~ .nav-toggle .lucide-x { display: block; }
  .site-nav a { padding: 12px 14px; font-size: 14px; }
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    border-radius: 9px;
    border: 1px solid var(--border);
    background: var(--bg-surface);
    color: var(--text-2);
    cursor: pointer;
  }
  .nav-toggle .lucide { width: 18px; height: 18px; }
  .nav-toggle .lucide-x { display: none; }
  .hero { padding: 72px 20px 48px; }
  .section { padding: 44px 20px 20px; }
  .grid { grid-template-columns: 1fr; }
  .card.featured { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; padding: 36px 20px 16px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; padding: 16px 20px 20px; }
  .search-kbd { display: none; }
  .page-hero, .prose { padding-left: 20px; padding-right: 20px; }
  .hero-stats { border-radius: var(--radius); }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
  .reveal { opacity: 1; transform: none; animation: none; }
  .scroll-cue { display: none; }
}