/* ============================================================
   SAY INTELLIGENCE — DESIGN SYSTEM
   Direction: instrument-panel / flight-HUD aesthetic.
   Graphite + blueprint grid, dual signal accents (amber + teal),
   mono telemetry type for data/labels, geometric display face.
   ============================================================ */

/* Dark mode (default) — black base, white ink, navy accent */
:root,
html[data-theme="dark"] {
  --bg: #020202;
  --bg-elev: #0e1015;
  --bg-elev-2: #14171f;
  --ink: #f6f7f9;
  --ink-dim: #9aa0ab;
  --ink-faint: #565c68;
  --line: rgba(246, 247, 249, 0.1);
  --line-strong: rgba(246, 247, 249, 0.18);
  --teal: #5b7cfa;
  --teal-dim: rgba(91, 124, 250, 0.14);
  --amber: #3b5bdb;
  --amber-dim: rgba(59, 91, 219, 0.18);
  --danger: #ff6161;
  --ok: #5fd992;
  --canvas-fade: rgba(6, 7, 10, 0);
  color-scheme: dark;
}

/* Light mode — white base, black ink, navy accent */
html[data-theme="light"] {
  --bg: #ffffff;
  --bg-elev: #f4f5f7;
  --bg-elev-2: #eaecf0;
  --ink: #0a0d12;
  --ink-dim: #4c5563;
  --ink-faint: #8a92a0;
  --line: rgba(10, 13, 18, 0.1);
  --line-strong: rgba(10, 13, 18, 0.16);
  --teal: #1d3fae;
  --teal-dim: rgba(29, 63, 174, 0.08);
  --amber: #16308f;
  --amber-dim: rgba(22, 48, 143, 0.08);
  --danger: #d63f3f;
  --ok: #2c9a63;
  --canvas-fade: rgba(255, 255, 255, 0);
  color-scheme: light;
}

:root {
  /* Type */
  --font-display: "Space Grotesk", "Arial Narrow", sans-serif;
  --font-body: "Inter", -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  /* Layout */
  --container: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 2px;
  --radius-lg: 4px;
}

body { transition: background-color 0.3s ease, color 0.3s ease; }

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font: inherit; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Blueprint background ---------- */
.blueprint {
  position: fixed;
  inset: 0;
  z-index: -2;
  background-color: var(--bg);
  transition: background-color 0.3s ease;
}
.blueprint::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 45% at 15% 0%, color-mix(in srgb, var(--teal) 9%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 40% at 100% 15%, color-mix(in srgb, var(--amber) 7%, transparent), transparent 55%);
}
.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.035;
  pointer-events: none;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 180px 180px;
}
html[data-theme="light"] .grain { opacity: 0.025; }

/* ---------- Layout helpers ---------- */
.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section {
  padding: clamp(64px, 10vw, 120px) 0;
  border-bottom: 1px solid var(--line);
}
.section-head {
  max-width: 720px;
  margin-bottom: clamp(32px, 6vw, 56px);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
}
.eyebrow::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--teal);
}
h1, .h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(36px, 5.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.01em;
}
h2, .h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}
h3, .h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.3;
}
.lede {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--ink-dim);
  max-width: 60ch;
}
.body-dim { color: var(--ink-dim); }
.mono { font-family: var(--font-mono); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  background: transparent;
  color: var(--ink);
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.btn:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.btn-primary {
  background: var(--teal);
  border-color: var(--teal);
  color: #f8f9fc;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--teal) 45%, transparent);
}
.btn-primary:hover {
  background: var(--amber);
  border-color: var(--amber);
  color: #f8f9fc;
  box-shadow: 0 6px 24px -6px color-mix(in srgb, var(--teal) 55%, transparent);
}
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.btn-arrow { transition: transform 0.2s ease; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}
.nav::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.5;
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: 0.02em;
}
.logo-mark {
  width: 22px; height: 22px;
  border: 1px solid var(--teal);
  position: relative;
  transform: rotate(45deg);
}
.logo-mark::before {
  content: "";
  position: absolute;
  inset: 5px;
  background: var(--teal);
}
.logo-sub { color: var(--ink-dim); font-weight: 400; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links > li > a,
.nav-item-trigger {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: color 0.2s ease;
  position: relative;
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 500;
}
.nav-item-trigger svg { width: 10px; height: 10px; transition: transform 0.2s ease; }
.nav-item.open .nav-item-trigger svg { transform: rotate(180deg); }
.nav-links > li > a::before {
  content: "";
  position: absolute;
  left: 12px; right: calc(100% - 12px); bottom: 2px;
  height: 1px;
  background: var(--ink-dim);
  transition: right 0.25s ease;
}
.nav-links > li > a:hover::before { right: 12px; }
.nav-links > li > a:hover,
.nav-links > li > a[aria-current="page"],
.nav-item-trigger:hover,
.nav-item.open .nav-item-trigger { color: var(--ink); }
.nav-item:has(a[aria-current="page"]) .nav-item-trigger { color: var(--ink); }
.nav-item:has(a[aria-current="page"]) .nav-item-trigger::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 2px;
  height: 1px;
  background: var(--teal);
}
.nav-links > li > a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 2px;
  height: 1px;
  background: var(--teal);
}

/* Mega-menu dropdown */
.nav-item { position: relative; }
.dropdown-panel {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: 460px;
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 10px;
  display: grid;
  gap: 2px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  box-shadow: 0 20px 48px -16px rgba(0,0,0,0.35);
  z-index: 50;
}
.nav-item.open .dropdown-panel,
.nav-item:hover .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.dropdown-link {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px;
  border-radius: var(--radius);
  transition: background-color 0.15s ease;
}
.dropdown-link:hover { background: var(--bg-elev-2); }
.dropdown-link-icon {
  width: 34px; height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--teal);
  flex-shrink: 0;
}
.dropdown-link-icon svg { width: 15px; height: 15px; }
.dropdown-link-title {
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  text-transform: none;
  letter-spacing: normal;
  margin-bottom: 2px;
}
.dropdown-link-desc {
  font-family: var(--font-body);
  font-size: 12.5px;
  color: var(--ink-dim);
  text-transform: none;
  letter-spacing: normal;
  line-height: 1.4;
}
@media (max-width: 900px) {
  .dropdown-panel {
    position: static;
    width: auto;
    transform: none;
    opacity: 1;
    visibility: visible;
    max-height: 0;
    overflow: hidden;
    border: none;
    box-shadow: none;
    padding: 0;
    margin-top: 4px;
    transition: max-height 0.25s ease;
  }
  .nav-item.open .dropdown-panel { max-height: 400px; padding: 4px 0 4px 8px; }
  .nav-item:hover .dropdown-panel { max-height: 0; }
  .nav-item.open:hover .dropdown-panel { max-height: 400px; }
}
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-cta .btn { padding: 9px 16px; font-size: 11.5px; }
.nav-toggle {
  display: none;
  background: none; border: none; color: var(--ink);
  cursor: pointer; padding: 8px;
}
.nav-toggle svg { width: 22px; height: 22px; }

/* ---------- Nav scroll state ---------- */
.nav.scrolled {
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  border-bottom-color: var(--line-strong);
}

/* ---------- Theme toggle ---------- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--ink-dim);
  cursor: pointer;
  margin-left: 18px;
  flex-shrink: 0;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.theme-toggle:hover { border-color: var(--teal); color: var(--teal); }
.theme-toggle:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .icon-sun, .theme-toggle .icon-moon { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: block; }
@media (max-width: 900px) {
  .theme-toggle { margin-left: auto; margin-right: 8px; }
}

@media (max-width: 900px) {
  .nav-links {
    position: fixed;
    top: 68px; left: 0; right: 0; bottom: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 28px var(--gutter);
    gap: 22px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 15px; }
  .nav-links > li.nav-item { width: 100%; }
  .nav-item-trigger { font-size: 15px; padding: 8px 0; }
  .nav-cta { display: none; }
  .nav-links .nav-cta-mobile { display: inline-flex; margin-top: 10px; }
  .nav-toggle { display: inline-flex; }
}

/* ---------- Hero / HUD ---------- */
.hero {
  padding-top: 148px;
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.hero p.lede { margin-top: 20px; }
.hud {
  position: relative;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(ellipse at 50% 45%, color-mix(in srgb, var(--teal) 12%, transparent), transparent 65%),
    var(--bg-elev);
  overflow: hidden;
}
.hud::before, .hud::after {
  content: "";
  position: absolute;
  border-color: var(--teal);
  border-style: solid;
  width: 22px; height: 22px;
  opacity: 0.8;
}
.hud::before { top: 14px; left: 14px; border-width: 1.5px 0 0 1.5px; }
.hud::after { bottom: 14px; right: 14px; border-width: 0 1.5px 1.5px 0; }
.hud-corner-tr { position: absolute; top: 14px; right: 14px; width: 22px; height: 22px; border: 1.5px solid var(--teal); border-width: 1.5px 1.5px 0 0; opacity: 0.8; }
.hud-corner-bl { position: absolute; bottom: 14px; left: 14px; width: 22px; height: 22px; border: 1.5px solid var(--teal); border-width: 0 0 1.5px 1.5px; opacity: 0.8; }
.hud canvas { width: 100%; height: 100%; }
.hud-scanline {
  position: absolute;
  left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.5;
  animation: scan 4.5s linear infinite;
}
@keyframes scan {
  0% { top: 0%; }
  100% { top: 100%; }
}
.hud-telemetry {
  position: absolute;
  bottom: 16px; left: 16px; right: 16px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--teal);
  text-transform: uppercase;
}
.hud-telemetry span { color: var(--ink-faint); }
.hud-tag {
  position: absolute;
  top: 16px; left: 16px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

/* ---------- Cards / grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 760px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card {
  background: var(--bg);
  padding: 32px;
  position: relative;
  transition: background-color 0.25s ease;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  transition: border-color 0.25s ease;
  pointer-events: none;
}
.card:hover::before { border-color: var(--teal); }
.card:hover { background: var(--bg-elev); }
.card-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  margin-bottom: 18px;
  display: block;
}
.card h3 { margin-bottom: 10px; }
.card p { color: var(--ink-dim); font-size: 15px; }

.tagrow { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.tag {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-dim);
}

.panel {
  border: 1px solid var(--line);
  background: var(--bg-elev);
  padding: clamp(24px, 4vw, 40px);
  border-radius: var(--radius-lg);
  position: relative;
}
.panel::before, .panel::after {
  content: "";
  position: absolute;
  width: 16px; height: 16px;
  border-color: var(--teal);
  border-style: solid;
  opacity: 0.7;
}
.panel::before { top: 10px; left: 10px; border-width: 1.5px 0 0 1.5px; }
.panel::after { bottom: 10px; right: 10px; border-width: 0 1.5px 1.5px 0; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 64px);
  align-items: center;
}
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.split.reverse .split-media { order: -1; }
@media (max-width: 860px) { .split.reverse .split-media { order: 0; } }

.pillars { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.pillar {
  background: var(--bg);
  padding: 28px clamp(20px, 4vw, 40px);
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 640px) { .pillar { grid-template-columns: 1fr; gap: 10px; } }
.pillar-idx { font-family: var(--font-mono); color: var(--teal); font-size: 13px; padding-top: 4px; }
.pillar h3 { margin-bottom: 8px; }
.pillar p { color: var(--ink-dim); }

.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}
@media (max-width: 760px) { .process-row { grid-template-columns: 1fr 1fr; } }
.process-step {
  border: 1px solid var(--line);
  padding: 22px;
  position: relative;
}
.process-step .mono { color: var(--amber); font-size: 12px; }
.process-step h4 { font-family: var(--font-display); font-weight: 500; font-size: 17px; margin-top: 10px; }
.process-step p { color: var(--ink-dim); font-size: 14px; margin-top: 8px; }

.placeholder-note {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-faint);
  border-left: 2px solid var(--line-strong);
  padding-left: 12px;
  margin-top: 14px;
}

/* ---------- CTA band ---------- */
.cta-band {
  padding: clamp(56px, 9vw, 96px) 0;
  text-align: center;
  position: relative;
}
.cta-band h2 { margin: 0 auto 14px; }
.cta-band .lede { margin: 0 auto; }
.cta-band .btn-row { justify-content: center; }

/* ---------- Cinematic video band (full-bleed video + statement) ---------- */
.cinema {
  position: relative;
  min-height: 56vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev);
}
@media (max-width: 899px) {
  .cinema { min-height: 42vh; }
}
.cinema-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cinema::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--bg) 45%, transparent) 0%,
    color-mix(in srgb, var(--bg) 78%, transparent) 100%);
  z-index: 1;
}
.cinema-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 64px 24px;
}
.cinema-content h2 { font-size: clamp(28px, 5vw, 50px); }
.cinema-content .lede { margin: 16px auto 0; }
.cinema-note {
  position: relative; z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-faint);
  text-align: center;
  padding: 10px 0 22px;
  background: var(--bg-elev);
}

/* ---------- Stat band ---------- */
.stat-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 760px) { .stat-band { grid-template-columns: repeat(2, 1fr); } }
.stat {
  background: var(--bg);
  padding: 32px 20px;
  text-align: center;
}
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 42px);
  color: var(--teal);
  font-weight: 500;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-top: 10px;
}

/* ---------- Milestone timeline ---------- */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 5px; top: 6px; bottom: 6px;
  width: 1px;
  background: var(--line-strong);
}
.timeline-item { position: relative; padding-bottom: 40px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -28px; top: 4px;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--teal);
}
.timeline-year {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  letter-spacing: 0.06em;
}
.timeline-item h3 { margin: 6px 0 6px; font-size: 19px; }
.timeline-item p { color: var(--ink-dim); font-size: 14.5px; }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: var(--ink-dim); font-size: 14px; }
.footer-col a:hover { color: var(--teal); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
}

/* ---------- Page header (non-home pages) ---------- */
.page-hero {
  padding: 160px 0 64px;
  border-bottom: 1px solid var(--line);
}
.page-hero .lede { margin-top: 18px; }

/* ---------- FAQ ---------- */
.accordion { border-top: 1px solid var(--line); }
.accordion-item { border-bottom: 1px solid var(--line); }
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: none;
  border: none;
  color: var(--ink);
  text-align: left;
  padding: 22px 4px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 16px;
}
.accordion-trigger:hover { color: var(--teal); }
.accordion-trigger:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; }
.accordion-icon {
  flex-shrink: 0;
  width: 18px; height: 18px;
  position: relative;
}
.accordion-icon::before, .accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--ink-dim);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.accordion-icon::before { top: 50%; left: 0; width: 100%; height: 1px; transform: translateY(-50%); }
.accordion-icon::after { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-50%); }
.accordion-item[data-open="true"] .accordion-icon::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.accordion-item[data-open="true"] .accordion-trigger { color: var(--teal); }
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.accordion-panel-inner { padding: 0 4px 24px; color: var(--ink-dim); max-width: 68ch; }
.faq-cat-label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 48px 0 4px;
}
.faq-cat-label:first-child { margin-top: 0; }

/* ---------- Support ---------- */
.support-search {
  position: relative;
  margin-bottom: 8px;
}
.support-search input {
  width: 100%;
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  padding: 16px 46px 16px 18px;
  border-radius: var(--radius);
}
.support-search input:focus { outline: none; border-color: var(--teal); }
.support-search svg {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px; color: var(--ink-faint);
}
.support-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 40px;
}
.filter-chip {
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-dim);
  border-radius: 999px;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all 0.15s ease;
}
.filter-chip[aria-pressed="true"] {
  border-color: var(--amber);
  color: var(--amber);
  background: var(--amber-dim);
}
.support-results-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.support-empty {
  padding: 48px 0;
  text-align: center;
  color: var(--ink-dim);
  display: none;
}
.support-empty.visible { display: block; }
.support-topic-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border: 1px solid var(--line);
  padding: 3px 8px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.support-channels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 20px;}
@media (max-width: 760px) { .support-channels { grid-template-columns: 1fr; } }
.support-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-dim);
}
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }

/* ---------- Form ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.field input, .field select, .field textarea {
  background: var(--bg-elev);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 13px 14px;
  border-radius: var(--radius);
  resize: vertical;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--teal);
}
.form-note { font-size: 13px; color: var(--ink-faint); margin-top: 4px; }
.form-success {
  display: none;
  border: 1px solid var(--ok);
  background: color-mix(in srgb, var(--ok) 10%, transparent);
  color: var(--ok);
  padding: 16px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  margin-top: 20px;
}
.form-success.visible { display: block; }

/* ---------- Contact info list ---------- */
.info-list { display: grid; gap: 24px; }
.info-list dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 6px;
}
.info-list dd { margin: 0; font-size: 16px; }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; margin-left: auto; margin-right: auto; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}