/*
 * AFT Access — accessibility-first theme (Deque-inspired professional restyle)
 * - Three palettes via data-theme: light (default), dark, hc (high-contrast)
 * - Font scale via data-font-scale: s | m | l | xl
 * - Honors prefers-reduced-motion and prefers-color-scheme
 */

/* ============================================================
   1. Tokens
   ============================================================ */
:root {
  /* Brand */
  --c-brand:        #0a2540;   /* deep navy — headers, hero, footer */
  --c-brand-2:      #0d3559;   /* slightly lighter navy for layering */
  --c-accent:       #10b9a8;   /* vivid teal — CTA, links */
  --c-accent-fg:    #052e2a;
  --c-accent-hover: #0c9586;
  --c-warm:         #ff7a59;   /* warm coral, used sparingly */
  --c-warm-fg:      #4a1a0e;

  /* Surfaces — light */
  --c-bg:           #f7f9fb;
  --c-bg-muted:     #eef2f7;
  --c-surface:      #ffffff;
  --c-surface-2:    #f0f4f8;

  /* Foregrounds — light */
  --c-fg:           #0c1117;
  --c-fg-muted:     #475569;
  --c-on-brand:     #ffffff;
  --c-on-brand-mut: #cbd5e1;

  /* Lines & focus */
  --c-border:       #e2e8f0;
  --c-border-strong:#0c1117;
  --c-focus:        #ffbf00;
  --c-focus-shadow: 0 0 0 4px #ffbf00, 0 0 0 6px #0c1117;

  /* Aliases used by older rules */
  --c-primary:      var(--c-accent);
  --c-primary-fg:   var(--c-on-brand);
  --c-link:         #0d6f64;       /* darker teal for AAA on white */
  --c-link-hover:   #094b44;

  /* Typography */
  --ff-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --ff-display: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-base: clamp(1rem, 0.96rem + 0.18vw, 1.0625rem);
  --font-h1:   clamp(2.25rem, 1.5rem + 3.2vw, 4.25rem);
  --font-h2:   clamp(1.7rem,  1.25rem + 1.8vw, 2.75rem);
  --font-h3:   clamp(1.2rem,  1.05rem + 0.6vw, 1.5rem);
  --font-eyebrow: 0.78rem;
  --font-small: 0.875rem;
  --line:      1.6;
  --line-tight:1.15;
  --measure:   62ch;

  /* Layout */
  --container: 1240px;
  --container-narrow: 820px;
  --radius:    14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
  --shadow-1:  0 1px 2px rgba(10,37,64,.06), 0 4px 14px rgba(10,37,64,.06);
  --shadow-2:  0 6px 20px rgba(10,37,64,.10);
  --shadow-3:  0 16px 40px rgba(10,37,64,.18);

  /* Spacing */
  --s-1: .25rem; --s-2: .5rem; --s-3: .75rem; --s-4: 1rem;
  --s-5: 1.5rem; --s-6: 2rem; --s-7: 3rem;   --s-8: 4.5rem;
  --s-9: 6.5rem;

  /* Motion */
  --t-fast: 120ms; --t-med: 240ms;
  --ease: cubic-bezier(.2,.7,.3,1);

  --font-scale: 1;
  font-family: var(--ff-sans);
}

/* Dark palette */
[data-theme="dark"] {
  --c-brand:        #050d18;
  --c-brand-2:      #0c1c2e;
  --c-accent:       #2dd4bf;
  --c-accent-fg:    #002b27;
  --c-accent-hover: #5eead4;
  --c-bg:           #0a121b;
  --c-bg-muted:     #0f1a26;
  --c-surface:      #11202f;
  --c-surface-2:    #15273a;
  --c-fg:           #f1f5f9;
  --c-fg-muted:     #cbd5e1;
  --c-on-brand:     #f1f5f9;
  --c-on-brand-mut: #94a3b8;
  --c-border:       #233244;
  --c-border-strong:#f1f5f9;
  --c-link:         #5eead4;
  --c-link-hover:   #99f6e4;
  --c-primary:      var(--c-accent);
  --c-primary-fg:   var(--c-accent-fg);
}

/* High-contrast palette (AAA, WCAG-strong) */
[data-theme="hc"] {
  --c-brand:        #000000;
  --c-brand-2:      #000000;
  --c-accent:       #ffff00;
  --c-accent-fg:    #000000;
  --c-accent-hover: #ffd400;
  --c-warm:         #ff9d33;
  --c-bg:           #000000;
  --c-bg-muted:     #000000;
  --c-surface:      #000000;
  --c-surface-2:    #000000;
  --c-fg:           #ffffff;
  --c-fg-muted:     #ffffff;
  --c-on-brand:     #ffffff;
  --c-on-brand-mut: #ffffff;
  --c-border:       #ffffff;
  --c-border-strong:#ffffff;
  --c-link:         #ffff00;
  --c-link-hover:   #ffffff;
  --c-primary:      var(--c-accent);
  --c-primary-fg:   var(--c-accent-fg);
}

/* Auto-follow OS preference if user hasn't picked a theme */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --c-brand:        #050d18;
    --c-brand-2:      #0c1c2e;
    --c-accent:       #2dd4bf;
    --c-accent-fg:    #002b27;
    --c-accent-hover: #5eead4;
    --c-bg:           #0a121b;
    --c-bg-muted:     #0f1a26;
    --c-surface:      #11202f;
    --c-surface-2:    #15273a;
    --c-fg:           #f1f5f9;
    --c-fg-muted:     #cbd5e1;
    --c-on-brand:     #f1f5f9;
    --c-on-brand-mut: #94a3b8;
    --c-border:       #233244;
    --c-link:         #5eead4;
    --c-link-hover:   #99f6e4;
  }
}

/* Font scale data attr */
[data-font-scale="s"]  { --font-scale: 0.92; }
[data-font-scale="m"]  { --font-scale: 1; }
[data-font-scale="l"]  { --font-scale: 1.12; }
[data-font-scale="xl"] { --font-scale: 1.25; }

/* ============================================================
   2. Reset / base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--ff-sans);
  font-size: calc(var(--font-base) * var(--font-scale));
  line-height: var(--line);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  color: var(--c-fg);
  letter-spacing: -0.02em;
  line-height: var(--line-tight);
  margin: 0 0 var(--s-4);
  font-weight: 800;
}
h1 { font-size: var(--font-h1); letter-spacing: -0.03em; }
h2 { font-size: var(--font-h2); }
h3 { font-size: var(--font-h3); font-weight: 700; }
p { margin: 0 0 var(--s-4); max-width: var(--measure); }

a {
  color: var(--c-link);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
  transition: color var(--t-fast) var(--ease);
}
a:hover { color: var(--c-link-hover); }

ul, ol { padding-left: 1.25rem; }
hr { border: 0; border-top: 1px solid var(--c-border); margin: var(--s-7) 0; }

::selection { background: var(--c-accent); color: var(--c-accent-fg); }

/* ============================================================
   3. Layout primitives
   ============================================================ */
.container        { max-width: var(--container);        margin: 0 auto; padding: 0 var(--s-5); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--s-5); }

section { padding: var(--s-9) 0; }
@media (max-width: 720px) { section { padding: var(--s-8) 0; } }

.section-muted   { background: var(--c-bg-muted); }
.section-surface { background: var(--c-surface); }
.section-brand   { background: var(--c-brand); color: var(--c-on-brand); }
.section-brand h1, .section-brand h2, .section-brand h3 { color: var(--c-on-brand); }
.section-brand a { color: var(--c-accent); }
.section-brand a:hover { color: var(--c-accent-hover); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: var(--font-eyebrow);
  font-weight: 700;
  color: var(--c-accent);
  margin-bottom: var(--s-3);
}
.eyebrow::before {
  content: ""; width: 28px; height: 2px; background: currentColor;
}
.section-brand .eyebrow { color: var(--c-accent); }

.section-title { margin: 0 0 var(--s-3); }
.section-lead { font-size: 1.125rem; color: var(--c-fg-muted); max-width: 64ch; margin: 0 0 var(--s-6); }
.section-brand .section-lead { color: var(--c-on-brand-mut); }

/* ============================================================
   4. Skip-link & focus
   ============================================================ */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--c-fg); color: var(--c-bg);
  padding: var(--s-3) var(--s-4); font-weight: 700; z-index: 1000;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--c-focus);
  outline-offset: 3px;
  box-shadow: var(--c-focus-shadow);
  border-radius: 4px;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============================================================
   5. Header
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  backdrop-filter: saturate(180%) blur(8px);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-5);
  min-height: 72px;
}
.brand {
  display: inline-flex; align-items: center; gap: .65rem;
  font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em;
  color: var(--c-fg); text-decoration: none;
}
.brand__mark {
  width: 36px; height: 36px;
  background: var(--c-brand);
  color: var(--c-on-brand);
  display: grid; place-items: center;
  border-radius: 10px;
  font-weight: 900;
  position: relative; overflow: hidden;
}
.brand__mark::after {
  content: ""; position: absolute; inset: auto -20% -40% auto;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--c-accent); opacity: .85;
}
.brand__mark > * { position: relative; z-index: 1; }
[data-theme="hc"] .brand__mark { background: var(--c-accent); color: var(--c-accent-fg); }
[data-theme="hc"] .brand__mark::after { display: none; }

.primary-nav ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; align-items: center; gap: var(--s-5);
}
.primary-nav a {
  color: var(--c-fg);
  text-decoration: none;
  font-weight: 600;
  padding: .5rem 0;
  position: relative;
}
.primary-nav a:hover { color: var(--c-accent-hover); }
.primary-nav a.is-section-current::after,
.primary-nav a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 3px; background: var(--c-accent); border-radius: 2px;
}

.header__cta {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--c-brand); color: var(--c-on-brand);
  border-radius: 999px; padding: .65rem 1.1rem;
  font-weight: 700; text-decoration: none;
  border: 2px solid var(--c-brand);
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.header__cta:hover { background: var(--c-accent); color: var(--c-accent-fg); border-color: var(--c-accent); }
[data-theme="hc"] .header__cta { background: var(--c-accent); color: var(--c-accent-fg); }

.nav-toggle {
  display: none;
  background: var(--c-surface); color: var(--c-fg);
  border: 2px solid var(--c-border-strong);
  border-radius: 999px; padding: .55rem .9rem;
  font-weight: 700; cursor: pointer;
}

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; align-items: center; gap: .5rem; }
  .primary-nav { display: none; width: 100%; }
  .site-header__inner { flex-wrap: wrap; }
  .primary-nav.is-open { display: block; }
  .primary-nav ul { flex-direction: column; align-items: flex-start; gap: var(--s-3); padding: var(--s-4) 0; }
  .header__cta { display: none; }
}

/* ============================================================
   6. Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.4rem;
  font-weight: 700; font-size: 1rem;
  border-radius: 999px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-accent); color: var(--c-accent-fg);
  border-color: var(--c-accent);
}
.btn-primary:hover { background: var(--c-accent-hover); border-color: var(--c-accent-hover); color: var(--c-accent-fg); }
.btn-secondary {
  background: transparent;
  color: var(--c-fg);
  border-color: var(--c-fg);
}
.btn-secondary:hover { background: var(--c-fg); color: var(--c-bg); }
.section-brand .btn-secondary { color: var(--c-on-brand); border-color: var(--c-on-brand); }
.section-brand .btn-secondary:hover { background: var(--c-on-brand); color: var(--c-brand); }
.btn-ghost {
  background: transparent; color: var(--c-fg); border: none; padding-left: 0; padding-right: 0;
}
.btn-ghost::after { content: " →"; }

.btn-arrow::after { content: "→"; transition: transform var(--t-fast) var(--ease); margin-left: .25rem; }
.btn-arrow:hover::after { transform: translateX(3px); }

@media (prefers-reduced-motion: no-preference) {
  .btn:hover { transform: translateY(-1px); }
}

/* ============================================================
   7. Announcement bar
   ============================================================ */
.announcement {
  background: var(--c-brand-2); color: var(--c-on-brand);
  border-bottom: 1px solid var(--c-brand);
  font-size: var(--font-small);
}
.announcement__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-4); padding: .65rem 0;
}
.announcement a { color: var(--c-accent); font-weight: 700; }
[data-theme="hc"] .announcement { background: var(--c-bg); border-bottom: 2px solid var(--c-border); }

/* ============================================================
   8. Accessibility toolbar
   ============================================================ */
.a11y-toolbar {
  background: var(--c-bg-muted);
  border-bottom: 1px solid var(--c-border);
  font-size: var(--font-small);
}
.a11y-toolbar__inner {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3);
  padding: .5rem 0;
}
.a11y-toolbar__group {
  display: inline-flex; align-items: center; gap: .35rem;
}
.a11y-toolbar__label { font-weight: 700; }

.a11y-btn {
  background: var(--c-surface); color: var(--c-fg);
  border: 1.5px solid var(--c-border-strong);
  padding: .35rem .7rem;
  border-radius: 999px;
  font-weight: 700; font-size: var(--font-small);
  cursor: pointer; min-width: 44px; min-height: 32px;
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
}
.a11y-btn:hover { background: var(--c-bg-muted); }
.a11y-btn[aria-pressed="true"] { background: var(--c-fg); color: var(--c-bg); }
[data-theme="hc"] .a11y-btn[aria-pressed="true"] { background: var(--c-accent); color: var(--c-accent-fg); }

/* ============================================================
   9. Hero (carousel, dark navy)
   ============================================================ */
.hero {
  position: relative;
  background: var(--c-brand);
  color: var(--c-on-brand);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(900px 600px at 90% -10%, color-mix(in srgb, var(--c-accent) 35%, transparent), transparent 60%),
    radial-gradient(700px 500px at -10% 110%, color-mix(in srgb, var(--c-accent) 25%, transparent), transparent 60%),
    linear-gradient(120deg, var(--c-brand) 0%, var(--c-brand-2) 100%);
  z-index: 0;
}
.hero::after {
  /* subtle dot grid */
  content: "";
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(180deg, black 30%, transparent 100%);
}
[data-theme="hc"] .hero::before,
[data-theme="hc"] .hero::after { display: none; }

.hero__viewport {
  position: relative; z-index: 1;
  padding-top: var(--s-9);
  padding-bottom: var(--s-8);
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: var(--s-7);
  align-items: center;
}
@media (max-width: 980px) {
  .hero__viewport {
    grid-template-columns: 1fr;
    padding-top: var(--s-8);
    padding-bottom: var(--s-7);
  }
}
@media (max-width: 640px) {
  .hero__viewport {
    padding-top: var(--s-6);
    padding-bottom: var(--s-5);
  }
}

.hero__slides { position: relative; min-height: 320px; }
@media (max-width: 640px) {
  .hero__slides { min-height: 260px; }
}
.hero__slide {
  position: absolute; inset: 0;
  display: grid; gap: var(--s-4);
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}
.hero__slide[data-active="true"] {
  position: relative; opacity: 1; visibility: visible; transform: none;
}
.hero__headline {
  font-size: var(--font-h1);
  color: var(--c-on-brand);
  margin: 0;
  letter-spacing: -0.035em;
  font-weight: 800;
}
.hero__sub {
  color: var(--c-on-brand-mut);
  font-size: 1.2rem;
  max-width: 56ch;
  margin: 0;
}
@media (max-width: 640px) {
  .hero__sub { font-size: 1rem; }
}
.hero__ctas { display: flex; gap: var(--s-3); flex-wrap: wrap; margin-top: var(--s-3); }

.hero__art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 460px;
  margin-left: auto;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--c-accent) 60%, transparent) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, color-mix(in srgb, var(--c-warm) 45%, transparent) 0%, transparent 60%),
    rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
}
.hero__art-icon {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  color: var(--c-on-brand);
  font-size: 11rem;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,.4));
}
.hero__art::before {
  content: ""; position: absolute; inset: 18% 18%;
  border: 2px dashed rgba(255,255,255,.18);
  border-radius: 50%;
  animation: hero-spin 24s linear infinite;
}
@keyframes hero-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .hero__art::before { animation: none; }
}
[data-theme="hc"] .hero__art {
  background: var(--c-bg);
  border: 3px solid var(--c-accent);
}
[data-theme="hc"] .hero__art::before { border-color: var(--c-accent); animation: none; }
@media (max-width: 980px) {
  .hero__art { max-width: 320px; aspect-ratio: 4/3; margin: var(--s-5) auto 0; }
  .hero__art-icon { font-size: 7rem; }
}

.hero__controls {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: var(--s-2);
  padding-bottom: var(--s-5);
}
.hero__controls .a11y-btn {
  background: rgba(255,255,255,0.08); color: var(--c-on-brand); border-color: rgba(255,255,255,0.3);
}
.hero__controls .a11y-btn:hover { background: rgba(255,255,255,0.18); }
.hero__dots { display: inline-flex; gap: .35rem; margin-left: auto; }
.hero__dot {
  width: 12px; height: 12px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.5); background: transparent;
  cursor: pointer; padding: 0;
}
.hero__dot[aria-current="true"] { background: var(--c-accent); border-color: var(--c-accent); }
.hero__indicator { font-size: var(--font-small); color: var(--c-on-brand-mut); }

/* ============================================================
   10. Stat band
   ============================================================ */
.stat-band {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}
.stat-band__inner {
  display: grid; gap: var(--s-6);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  padding: var(--s-7) 0;
}
.stat__value {
  display: block;
  font-size: clamp(2.25rem, 1.5rem + 2.5vw, 3.5rem);
  font-weight: 900;
  line-height: 1;
  color: var(--c-brand);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
[data-theme="dark"] .stat__value { color: var(--c-accent); }
.stat__label {
  display: block;
  font-weight: 700;
  margin-top: var(--s-3);
  color: var(--c-fg);
}
.stat__desc { color: var(--c-fg-muted); margin: var(--s-2) 0 0; max-width: 36ch; }
.stat::before {
  content: ""; display: block;
  width: 36px; height: 4px; background: var(--c-accent);
  margin-bottom: var(--s-4); border-radius: 2px;
}

/* ============================================================
   11. Cards / grids
   ============================================================ */
.grid { display: grid; gap: var(--s-5); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-3);
  position: relative;
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}
.card h3 { margin: 0; }
.card p  { color: var(--c-fg-muted); margin: 0; }
@media (prefers-reduced-motion: no-preference) {
  .card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2);
    border-color: color-mix(in srgb, var(--c-accent) 40%, var(--c-border));
  }
}

.card__icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--c-accent) 15%, var(--c-surface));
  color: var(--c-accent);
  border: 1.5px solid color-mix(in srgb, var(--c-accent) 30%, var(--c-border));
  flex: 0 0 auto;
}
.card__icon svg { width: 28px; height: 28px; }
[data-theme="hc"] .card__icon {
  background: var(--c-bg); color: var(--c-accent); border: 3px solid var(--c-accent);
}

.card__step-num {
  font-weight: 900; font-size: 1.25rem;
  color: var(--c-accent);
  font-variant-numeric: tabular-nums;
}

.card__link {
  display: inline-flex; align-items: center; gap: .35rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--c-link);
  margin-top: auto;
}
.card__link::after { content: "→"; transition: transform var(--t-fast) var(--ease); }
.card__link:hover::after { transform: translateX(4px); }
.card__link:hover { color: var(--c-link-hover); text-decoration: underline; }

/* Featured card (warm accent stripe) */
.card--featured {
  border-color: color-mix(in srgb, var(--c-accent) 30%, var(--c-border));
  box-shadow: var(--shadow-1);
}
.card--featured::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 6px; border-radius: var(--radius) 0 0 var(--radius);
  background: var(--c-accent);
}

/* ============================================================
   12. Trust strip / "why choose"
   ============================================================ */
.trust-strip {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.trust-strip__list {
  list-style: none; padding: 0; margin: var(--s-5) 0 0;
  display: grid; gap: var(--s-5);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.trust-strip__item {
  display: flex; align-items: flex-start; gap: var(--s-3);
  padding: 0;
  border: 0;
}
.trust-strip__icon {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--c-accent) 15%, var(--c-surface));
  color: var(--c-accent);
  border: 1.5px solid color-mix(in srgb, var(--c-accent) 30%, var(--c-border));
  flex: 0 0 auto;
}
.trust-strip__icon svg { width: 22px; height: 22px; }
.trust-strip__item strong { display: block; margin-bottom: .15rem; }
.trust-strip__item div { color: var(--c-fg-muted); }

/* ============================================================
   13. Spotlight / featured solution
   ============================================================ */
.spotlight {
  display: grid; gap: var(--s-7);
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
}
@media (max-width: 900px) { .spotlight { grid-template-columns: 1fr; } }

.spotlight__art {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 25% 30%, color-mix(in srgb, var(--c-accent) 65%, transparent) 0%, transparent 65%),
    radial-gradient(circle at 75% 70%, color-mix(in srgb, var(--c-warm) 55%, transparent) 0%, transparent 65%),
    var(--c-brand);
  overflow: hidden;
  color: var(--c-on-brand);
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow-3);
}
.spotlight__art-inner {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-size: 9rem;
}
[data-theme="hc"] .spotlight__art {
  background: var(--c-bg); border: 3px solid var(--c-accent);
}

/* ============================================================
   14. Metrics / numbers band (dark)
   ============================================================ */
.metrics {
  background: var(--c-brand);
  color: var(--c-on-brand);
  position: relative; overflow: hidden;
}
.metrics::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(800px 400px at 100% 0%, color-mix(in srgb, var(--c-accent) 30%, transparent), transparent 60%),
    radial-gradient(600px 300px at 0% 100%, color-mix(in srgb, var(--c-accent) 20%, transparent), transparent 60%);
}
.metrics > .container { position: relative; }
.metrics h2 { color: var(--c-on-brand); }
.metrics__list {
  display: grid; gap: var(--s-6);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  list-style: none; padding: 0; margin: var(--s-6) 0 0;
}
.metric {
  padding-left: var(--s-4);
  border-left: 4px solid var(--c-accent);
}
.metric__value {
  display: block;
  font-size: clamp(2rem, 1.4rem + 2vw, 3rem);
  font-weight: 900;
  color: var(--c-accent);
  letter-spacing: -0.03em;
  line-height: 1;
}
.metric__label {
  display: block;
  font-weight: 700; margin-top: var(--s-3);
  color: var(--c-on-brand);
}
.metric__desc {
  display: block;
  color: var(--c-on-brand-mut); margin-top: var(--s-2);
  font-size: var(--font-small);
}

/* ============================================================
   15. Testimonials
   ============================================================ */
.testimonial {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: var(--s-6);
  position: relative;
  display: flex; flex-direction: column; gap: var(--s-4);
}
.testimonial::before {
  content: "\201C";
  position: absolute; top: -.4rem; left: var(--s-5);
  font-size: 4rem; font-weight: 900; line-height: 1;
  color: var(--c-accent);
}
.testimonial__quote { font-size: 1.1rem; margin: var(--s-5) 0 0; color: var(--c-fg); }
.testimonial__author {
  display: flex; align-items: center; gap: var(--s-3);
  margin-top: auto;
}
.testimonial__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent), var(--c-brand));
  color: var(--c-on-brand);
  display: grid; place-items: center;
  font-weight: 800;
  flex: 0 0 auto;
}
.testimonial__name  { display: block; font-weight: 700; }
.testimonial__role  { display: block; color: var(--c-fg-muted); font-size: var(--font-small); }

/* ============================================================
   16. FAQ accordion
   ============================================================ */
.faq { border-top: 1px solid var(--c-border); }
.faq__item { border-bottom: 1px solid var(--c-border); }
.faq__q {
  width: 100%;
  background: transparent; border: 0;
  text-align: left;
  padding: var(--s-5) 0;
  font-size: 1.1rem; font-weight: 700; color: var(--c-fg);
  display: flex; justify-content: space-between; align-items: center; gap: var(--s-4);
  cursor: pointer;
}
.faq__icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--c-fg);
  display: grid; place-items: center;
  flex: 0 0 auto;
  font-weight: 900;
  transition: transform var(--t-fast) var(--ease), background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.faq__q[aria-expanded="true"] .faq__icon {
  background: var(--c-accent); color: var(--c-accent-fg); border-color: var(--c-accent);
  transform: rotate(45deg);
}
.faq__a { padding: 0 0 var(--s-5); color: var(--c-fg-muted); max-width: 80ch; }
.faq__a[hidden] { display: none; }

/* ============================================================
   17. CTA bands
   ============================================================ */
.cta-band {
  background: var(--c-brand);
  color: var(--c-on-brand);
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(700px 400px at 90% 0%, color-mix(in srgb, var(--c-accent) 35%, transparent), transparent 60%),
    radial-gradient(500px 300px at 0% 100%, color-mix(in srgb, var(--c-warm) 25%, transparent), transparent 60%);
}
.cta-band > .container { position: relative; display: flex; flex-wrap: wrap; gap: var(--s-5); align-items: center; justify-content: space-between; }
.cta-band h2 { color: var(--c-on-brand); margin: 0; max-width: 24ch; }
.cta-band__sub { color: var(--c-on-brand-mut); max-width: 56ch; margin: var(--s-2) 0 0; }
.cta-band__actions { display: flex; gap: var(--s-3); flex-wrap: wrap; }

/* ============================================================
   18. Forms
   ============================================================ */
form input[type="text"], form input[type="email"], form input[type="tel"],
form input[type="search"], form select, form textarea {
  display: block; width: 100%;
  padding: .7rem .9rem;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--radius-sm);
  background: var(--c-surface); color: var(--c-fg);
  font: inherit;
}
form label { display: block; font-weight: 700; margin: 0 0 .35rem; }
form .field { margin-bottom: var(--s-4); }
form .field--inline { display: flex; align-items: center; gap: .55rem; }
form .field--inline label { margin: 0; }
form .help { color: var(--c-fg-muted); font-size: var(--font-small); margin-top: .25rem; }
form .errors { color: var(--c-warm); font-weight: 700; }

.filters {
  display: grid; gap: var(--s-4);
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  align-items: end;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: var(--s-5);
  margin: var(--s-5) 0 var(--s-6);
}

/* ============================================================
   19. Breadcrumbs
   ============================================================ */
.breadcrumbs {
  font-size: var(--font-small);
  color: var(--c-fg-muted);
  padding: var(--s-4) 0 0;
}
.breadcrumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.breadcrumbs li + li::before { content: "/"; margin-right: .35rem; color: var(--c-fg-muted); }

/* ============================================================
   20. Bullet check lists (used on solution pages)
   ============================================================ */
.solution-list ul,
.bullets-check {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: var(--s-3);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.solution-list li,
.bullets-check li {
  position: relative; padding-left: 2rem; line-height: 1.5;
}
.solution-list li::before,
.bullets-check li::before {
  content: "";
  position: absolute; left: 0; top: .2rem;
  width: 1.35rem; height: 1.35rem;
  background: currentColor;
  color: var(--c-accent);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><circle cx='12' cy='12' r='10'/><path d='M8 12.5l3 3 5.5-6'/></svg>") center / contain no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><circle cx='12' cy='12' r='10'/><path d='M8 12.5l3 3 5.5-6'/></svg>") center / contain no-repeat;
}

/* ============================================================
   21. Resource cards (for /resources/)
   ============================================================ */
.resource-card { padding: 0; overflow: hidden; }
.resource-card__top {
  background: linear-gradient(135deg, var(--c-brand), var(--c-brand-2));
  color: var(--c-on-brand);
  padding: var(--s-5);
  position: relative;
  min-height: 110px;
}
.resource-card__top::after {
  content: ""; position: absolute; right: -20px; bottom: -20px;
  width: 100px; height: 100px; border-radius: 50%;
  background: color-mix(in srgb, var(--c-accent) 35%, transparent);
}
.resource-card__cat {
  display: inline-block; font-size: .75rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .12em;
  background: color-mix(in srgb, var(--c-accent) 30%, transparent);
  color: var(--c-on-brand);
  padding: .25rem .55rem; border-radius: 999px;
  position: relative; z-index: 1;
}
.resource-card__body { padding: var(--s-5); display: flex; flex-direction: column; gap: var(--s-3); }
[data-theme="hc"] .resource-card__top { background: var(--c-bg); border-bottom: 2px solid var(--c-accent); }
[data-theme="hc"] .resource-card__top::after { display: none; }

/* ============================================================
   22. Resource detail page
   ============================================================ */
.resource-detail__meta {
  display: flex; flex-wrap: wrap; gap: var(--s-5);
  margin-bottom: var(--s-6);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--c-border);
}
.resource-detail__meta-item {
  display: flex; flex-direction: column; gap: .25rem;
}
.resource-detail__meta-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--c-fg-muted);
}
.resource-detail__meta-value {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-fg);
}

.resource-detail__body {
  font-size: 1.05rem;
  line-height: 1.75;
}
.resource-detail__body h2 {
  font-size: 1.4rem;
  margin-top: var(--s-7);
  margin-bottom: var(--s-3);
}
.resource-detail__body h3 {
  font-size: 1.15rem;
  margin-top: var(--s-5);
  margin-bottom: var(--s-3);
}
.resource-detail__body p {
  max-width: var(--measure);
  margin-bottom: var(--s-4);
}
.resource-detail__body ul, .resource-detail__body ol {
  margin-bottom: var(--s-5);
  padding-left: 1.5rem;
}
.resource-detail__body li {
  margin-bottom: .35rem;
  max-width: 68ch;
}
.resource-detail__body code {
  background: var(--c-bg-muted);
  padding: .15rem .4rem;
  border-radius: 4px;
  font-size: .9em;
  font-family: "SF Mono", "Fira Code", "Fira Mono", monospace;
}
.resource-detail__body pre {
  background: var(--c-bg-muted);
  padding: var(--s-5);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-size: .9em;
  margin: var(--s-5) 0;
}
.resource-detail__body pre code {
  background: transparent;
  padding: 0;
}
.resource-detail__body blockquote {
  border-left: 4px solid var(--c-accent);
  margin: var(--s-5) 0;
  padding: var(--s-3) var(--s-5);
  background: var(--c-bg-muted);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--c-fg-muted);
}
.resource-detail__body blockquote p:last-child { margin-bottom: 0; }

.resource-detail__nav {
  margin-top: var(--s-7);
  padding-top: var(--s-5);
  border-top: 1px solid var(--c-border);
}

@media (max-width: 640px) {
  .resource-detail__meta {
    flex-direction: column;
    gap: var(--s-3);
  }
}

/* ============================================================
   23. Footer
   ============================================================ */
.site-footer {
  background: var(--c-brand);
  color: var(--c-on-brand);
  padding: var(--s-8) 0 var(--s-5);
  margin-top: var(--s-9);
}
.site-footer h2 { color: var(--c-on-brand); font-size: 1rem; text-transform: uppercase; letter-spacing: .12em; margin-bottom: var(--s-3); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.site-footer a { color: var(--c-on-brand-mut); text-decoration: none; }
.site-footer a:hover { color: var(--c-accent); text-decoration: underline; }
.site-footer .brand { color: var(--c-on-brand); }
.site-footer__cols {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1.4fr repeat(3, 1fr);
}
@media (max-width: 880px) { .site-footer__cols { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .site-footer__cols { grid-template-columns: 1fr; } }
.site-footer__colophon {
  display: flex; flex-wrap: wrap; gap: var(--s-3); justify-content: space-between;
  border-top: 1px solid color-mix(in srgb, white 12%, transparent);
  margin-top: var(--s-7); padding-top: var(--s-5);
  color: var(--c-on-brand-mut); font-size: var(--font-small);
}
.site-footer__colophon p { margin: 0; }

/* ============================================================
   24. Chatbot dock
   ============================================================ */
.chatbot-dock {
  position: fixed; right: 1rem; bottom: 1rem;
  z-index: 60;
  display: flex; flex-direction: column; align-items: flex-end;
  gap: .5rem;
}
.chatbot-dock__btn {
  background: var(--c-accent); color: var(--c-accent-fg);
  border: 0;
  border-radius: 999px;
  padding: .85rem 1.2rem;
  font-weight: 700;
  font-size: .95rem;
  box-shadow: var(--shadow-3);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: .55rem;
  transition: background var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.chatbot-dock__btn:hover { background: var(--c-accent-hover); transform: translateY(-1px); }
.chatbot-dock__btn:focus-visible {
  outline: 3px solid var(--c-focus); outline-offset: 3px;
}
.chatbot-dock__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
}

/* When the panel is open, collapse the launcher to a circular icon to free space */
.chatbot-dock:has(.chatbot-dock__panel:not([hidden])) .chatbot-dock__btn {
  padding: .65rem;
  border-radius: 50%;
  width: 44px; height: 44px;
  justify-content: center;
}
.chatbot-dock:has(.chatbot-dock__panel:not([hidden])) .chatbot-dock__label {
  display: none;
}

.chatbot-dock__panel {
  background: var(--c-surface);
  color: var(--c-fg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  width: min(380px, calc(100vw - 2rem));
  max-height: min(560px, calc(100vh - 7rem));
  padding: var(--s-5);
  box-shadow: var(--shadow-3);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.chatbot-dock__panel[hidden] { display: none; }

.chatbot-dock__head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3);
  margin-bottom: var(--s-3);
}
.chatbot-dock__title { margin: 0; font-size: 1.05rem; }
.chatbot-dock__close {
  background: transparent;
  border: 1px solid var(--c-border);
  color: var(--c-fg);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background var(--t-fast) var(--ease);
}
.chatbot-dock__close:hover { background: var(--c-bg-muted); }
.chatbot-dock__close:focus-visible { outline: 3px solid var(--c-focus); outline-offset: 2px; }

/* ---- Chat body: intro, messages, loading, error ---- */
.chatbot-dock__body {
  flex: 1 1 auto;
  overflow-y: auto;
  display: flex; flex-direction: column;
  gap: var(--s-3);
  margin-bottom: var(--s-3);
  min-height: 0;
}

.chatbot-dock__intro {
  font-size: var(--font-small);
  color: var(--c-fg-muted);
  margin: 0;
}
.chatbot-dock__intro[hidden] { display: none; }

/* Messages area */
.chatbot-dock__messages {
  flex: 1 1 auto;
  overflow-y: auto;
  display: flex; flex-direction: column;
  gap: var(--s-3);
  min-height: 0;
}

/* Individual message bubble */
.chat-msg {
  max-width: 85%;
  padding: .6rem .85rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-small);
  line-height: 1.55;
  word-wrap: break-word;
}
.chat-msg p { margin: 0; }
.chat-msg p + p { margin-top: .45rem; }
.chat-msg strong { font-weight: 700; }
.chat-msg code {
  background: rgba(0,0,0,.07);
  padding: .1rem .35rem;
  border-radius: 4px;
  font-size: .85em;
  font-family: "SF Mono", "Fira Code", "Fira Mono", monospace;
}
[data-theme="dark"] .chat-msg code { background: rgba(255,255,255,.1); }
[data-theme="hc"] .chat-msg code { background: var(--c-fg); color: var(--c-bg); }

.chat-msg__bullet {
  padding-left: .5rem;
}

/* User message (right-aligned, accent bg) */
.chat-msg--user {
  align-self: flex-end;
  background: var(--c-accent);
  color: var(--c-accent-fg);
  border-bottom-right-radius: 4px;
}

/* Assistant message (left-aligned, subtle bg) */
.chat-msg--assistant {
  align-self: flex-start;
  background: var(--c-bg-muted);
  color: var(--c-fg);
  border-bottom-left-radius: 4px;
}

/* Loading indicator */
.chatbot-dock__loading {
  display: flex; align-items: center; gap: .65rem;
  font-size: var(--font-small);
  color: var(--c-fg-muted);
  padding: .5rem 0;
}
.chatbot-dock__loading[hidden] { display: none; }

.chatbot-dock__spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2.5px solid var(--c-border);
  border-top-color: var(--c-accent);
  border-radius: 50%;
  animation: chat-spin .7s linear infinite;
}
@keyframes chat-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .chatbot-dock__spinner { animation: none; }
}

/* Error */
.chatbot-dock__error {
  color: var(--c-warm);
  font-size: var(--font-small);
  font-weight: 600;
  padding: .5rem .75rem;
  background: color-mix(in srgb, var(--c-warm) 12%, transparent);
  border-radius: var(--radius-sm);
}
.chatbot-dock__error[hidden] { display: none; }

/* ---- Chat form at bottom ---- */
.chatbot-dock__form {
  flex: 0 0 auto;
  border-top: 1px solid var(--c-border);
  padding-top: var(--s-3);
}
.chatbot-dock__form label {
  display: block; font-weight: 600; margin-bottom: .35rem; font-size: .9rem;
}
.chatbot-dock__form textarea {
  width: 100%;
  padding: .6rem .75rem;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-surface); color: var(--c-fg);
  font: inherit;
  resize: none;
  min-height: 44px;
}
.chatbot-dock__form textarea:focus-visible {
  outline: 3px solid var(--c-focus); outline-offset: 2px; border-color: var(--c-accent);
}
.chatbot-dock__form textarea:disabled {
  opacity: .6;
  cursor: not-allowed;
}
.chatbot-dock__actions {
  margin-top: .65rem;
  display: flex; justify-content: flex-end;
}

/* ----- Mobile ----- */
@media (max-width: 640px) {
  .chatbot-dock {
    right: 1rem; bottom: 1rem;
  }
  /* Icon-only launcher on small screens */
  .chatbot-dock__btn {
    padding: 0;
    width: 56px; height: 56px;
    border-radius: 50%;
    justify-content: center;
  }
  .chatbot-dock__label { display: none; }
  .chatbot-dock__icon { width: 26px; height: 26px; }
  .chatbot-dock__icon svg { width: 26px; height: 26px; }

  /* Panel becomes a near-full-screen sheet */
  .chatbot-dock__panel {
    position: fixed;
    left: .75rem; right: .75rem; bottom: .75rem;
    width: auto;
    max-height: calc(100vh - 6rem);
  }
}

/* High contrast */
[data-theme="hc"] .chatbot-dock__btn {
  background: var(--c-accent); color: var(--c-accent-fg); border: 2px solid var(--c-fg);
}
[data-theme="hc"] .chatbot-dock__panel { border: 3px solid var(--c-accent); }
[data-theme="hc"] .chatbot-dock__close { border: 2px solid var(--c-fg); }
[data-theme="hc"] .chat-msg--user {
  background: var(--c-accent); color: var(--c-accent-fg); border: 1px solid var(--c-fg);
}
[data-theme="hc"] .chat-msg--assistant {
  background: var(--c-bg); color: var(--c-fg); border: 2px solid var(--c-fg);
}

/* ============================================================
   25. Print
   ============================================================ */
@media print {
  .site-header, .site-footer, .chatbot-dock, .a11y-toolbar, .announcement, .hero__controls, .skip-link { display: none !important; }
  body { background: white; color: black; }
  .hero, .page-hero { background: white; color: black; }
  .hero__headline, h1, h2, h3 { color: black; }
  a { color: black; text-decoration: underline; }
}

/* ============================================================
   26. Decorative SVG motifs — hero & page-hero backgrounds
   ============================================================ */

/* Shared motif: concentric rings + accent dots, positioned right.
   Encoded as data: URL so we can theme it via opacity + color-mix only. */
.hero,
.page-hero {
  /* Vars consumed by the motif overlay. Accent color stays teal so the
     glyph reads against the navy regardless of dark/light page chrome. */
  --motif-color: 255,255,255;
  --motif-accent: 16,185,168; /* var(--c-accent) RGB */
  --motif-opacity: .14;
}

/* Right-side decorative graphic: rings + crosshairs */
.hero::after,
.page-hero::after {
  content: "";
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(620px, 55%);
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(rgba(var(--motif-color), .07) 1px, transparent 1px),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 600 600' fill='none' stroke='white' stroke-opacity='.18' stroke-width='1.25'><circle cx='430' cy='280' r='240'/><circle cx='430' cy='280' r='180'/><circle cx='430' cy='280' r='120'/><circle cx='430' cy='280' r='60'/><circle cx='430' cy='280' r='6' fill='%2310b9a8' stroke='none'/><circle cx='180' cy='120' r='3' fill='%2310b9a8' stroke='none'/><circle cx='540' cy='480' r='4' fill='%23ff7a59' stroke='none'/><path d='M0 280 H260 M430 0 V100 M430 460 V600' stroke-dasharray='4 8'/></svg>");
  background-repeat: repeat, no-repeat;
  background-size: 24px 24px, contain;
  background-position: 0 0, right center;
  mask-image: linear-gradient(270deg, black 30%, transparent 100%);
  -webkit-mask-image: linear-gradient(270deg, black 30%, transparent 100%);
  opacity: var(--motif-opacity);
  /* Boost the inline visibility because mask + low opacity dim it heavily */
  filter: contrast(1.2);
}

/* Subtle left-side soft accent glow (pure CSS, no SVG) — already in hero::before
   but we add a similar treatment for page-hero below. */

[data-theme="hc"] .hero::after,
[data-theme="hc"] .page-hero::after { display: none; }

/* ----- Inner-page hero band ----- */
.page-hero {
  position: relative;
  background: var(--c-brand);
  color: var(--c-on-brand);
  overflow: hidden;
  isolation: isolate;
  border-bottom: 1px solid color-mix(in srgb, var(--c-on-brand) 12%, transparent);
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(700px 420px at 8% -20%, color-mix(in srgb, var(--c-accent) 28%, transparent), transparent 60%),
    radial-gradient(500px 360px at 110% 130%, color-mix(in srgb, var(--c-warm) 22%, transparent), transparent 60%),
    linear-gradient(120deg, var(--c-brand) 0%, var(--c-brand-2) 100%);
}
.page-hero__inner {
  position: relative; z-index: 1;
  padding-top: var(--s-7);
  padding-bottom: var(--s-7);
  display: grid;
  grid-template-columns: 1.4fr .6fr;
  gap: var(--s-6);
  align-items: center;
}
@media (max-width: 880px) {
  .page-hero__inner {
    grid-template-columns: 1fr;
    padding-top: var(--s-6);
    padding-bottom: var(--s-6);
  }
}
@media (max-width: 640px) {
  .page-hero__inner {
    padding-top: var(--s-5);
    padding-bottom: var(--s-5);
  }
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: var(--s-3) 0 var(--s-3);
  letter-spacing: -0.02em;
  color: var(--c-on-brand);
}
.page-hero .page-hero__intro {
  font-size: 1.15rem;
  color: var(--c-on-brand-mut);
  max-width: 60ch;
}
@media (max-width: 640px) {
  .page-hero .page-hero__intro { font-size: 1rem; }
}
.page-hero .breadcrumbs,
.page-hero .breadcrumbs a {
  color: var(--c-on-brand-mut);
}
.page-hero .breadcrumbs a:hover { color: var(--c-on-brand); }
.page-hero .breadcrumbs [aria-current="page"] { color: var(--c-on-brand); }

/* Decorative glyph on right of page-hero (small spotlight-like art) */
.page-hero__art {
  position: relative;
  aspect-ratio: 1/1;
  max-width: 220px;
  margin-left: auto;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--c-accent) 55%, transparent) 0%, transparent 65%),
    radial-gradient(circle at 70% 75%, color-mix(in srgb, var(--c-warm) 40%, transparent) 0%, transparent 65%),
    color-mix(in srgb, var(--c-brand-2) 80%, black);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow-3);
  display: grid; place-items: center;
  color: var(--c-on-brand);
  overflow: hidden;
}
.page-hero__art::before {
  content: "";
  position: absolute; inset: -25%;
  border-radius: 50%;
  border: 1px dashed color-mix(in srgb, var(--c-accent) 60%, transparent);
  animation: spinSlow 30s linear infinite;
}
.page-hero__art > svg,
.page-hero__art > .icon-wrap {
  position: relative; z-index: 1;
  width: 56%; height: 56%;
  color: var(--c-accent);
}
@media (prefers-reduced-motion: reduce) {
  .page-hero__art::before { animation: none; }
}
@media (max-width: 880px) {
  .page-hero__art { max-width: 160px; margin: 0 auto; }
}
[data-theme="hc"] .page-hero { background: var(--c-bg); color: var(--c-fg); border-bottom-color: var(--c-accent); }
[data-theme="hc"] .page-hero::before { display: none; }
[data-theme="hc"] .page-hero h1,
[data-theme="hc"] .page-hero .breadcrumbs,
[data-theme="hc"] .page-hero .breadcrumbs a,
[data-theme="hc"] .page-hero .page-hero__intro { color: var(--c-fg); }
[data-theme="hc"] .page-hero__art {
  background: var(--c-bg); border: 3px solid var(--c-accent); color: var(--c-accent);
}
[data-theme="hc"] .page-hero__art::before { display: none; }

/* ----- Header accent stripe ----- */
.site-header::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--c-accent) 18%,
    var(--c-accent) 38%,
    color-mix(in srgb, var(--c-warm) 80%, transparent) 60%,
    transparent 100%);
  opacity: .9;
  pointer-events: none;
}
.site-header { position: sticky; top: 0; }
[data-theme="hc"] .site-header::after { background: var(--c-accent); opacity: 1; height: 3px; }

/* Make sure positioning context exists for ::after */
.site-header { position: sticky; }

/* ----- Light-theme readability nudge for hero motif -----
   In light/auto themes the page chrome is light but the hero is always dark
   (navy), so the motif uses light strokes. Nothing to override per theme.
   In dark theme everything stays dark — same motif works.
   In HC the motif is hidden. */

/* ============================================================
   AltSense (AI alt-text studio) page
   ============================================================ */
.altsense-hero { background: linear-gradient(180deg, var(--c-surface) 0%, var(--c-bg) 100%); }
.altsense-hero__art { color: var(--c-brand); }
.altsense-glyph { width: min(100%, 360px); margin-inline: auto; }
.altsense-glyph__beam { stroke: var(--c-accent); stroke-linecap: round; opacity: .85; }
@media (prefers-reduced-motion: no-preference) {
    .altsense-glyph__beam path { animation: altsenseBeam 3.6s ease-in-out infinite; transform-origin: 120px 60px; }
    @keyframes altsenseBeam {
        0%,100% { opacity: .25; }
        50%     { opacity: .95; }
    }
}
.altsense-hero__stats { list-style: none; padding: 0; margin: var(--s-5) 0 0; display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.altsense-hero__stats li { display: grid; gap: .15rem; padding-left: .9rem; border-left: 3px solid var(--c-accent); }
.altsense-hero__stats strong { font-family: var(--ff-display); font-size: 1.4rem; color: var(--c-fg); }
.altsense-hero__stats span { color: var(--c-fg-muted); font-size: var(--font-small); }

/* ---------- Live demo ---------- */
.altsense-demo { padding: var(--s-9) 0; }
.altsense-demo__layout {
    display: grid;
    gap: var(--s-6);
    grid-template-columns: minmax(260px, 320px) 1fr;
    align-items: start;
    margin-top: var(--s-6);
}
@media (max-width: 880px) {
    .altsense-demo__layout { grid-template-columns: 1fr; }
}

.altsense-samples { border: 0; padding: 0; margin: 0; }
.altsense-samples legend { font-family: var(--ff-display); font-weight: 700; margin-bottom: var(--s-3); }
.altsense-samples ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-3); }
.altsense-sample {
    display: grid; grid-template-columns: 64px 1fr; align-items: center; gap: .9rem;
    width: 100%;
    padding: .7rem .9rem;
    background: var(--c-surface);
    color: var(--c-fg);
    border: 2px solid var(--c-border);
    border-radius: var(--radius);
    text-align: left;
    cursor: pointer;
    transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.altsense-sample:hover { border-color: var(--c-accent); transform: translateY(-1px); }
.altsense-sample:focus-visible { outline: none; box-shadow: var(--c-focus-shadow); }
.altsense-sample.is-active { border-color: var(--c-accent); background: var(--c-surface-2); }
.altsense-sample__thumb { display: block; width: 64px; height: 44px; border-radius: 6px; overflow: hidden; }
.altsense-sample__label { font-weight: 600; font-size: .95rem; display: block; }
.altsense-sample__role { font-size: .76rem; color: var(--c-fg-muted); text-transform: uppercase; letter-spacing: .04em; }

.altsense-output {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg, 16px);
    padding: var(--s-5);
    box-shadow: 0 6px 24px rgba(10, 37, 64, .06);
}
.altsense-output__head {
    display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: flex-start; justify-content: space-between;
    margin-bottom: var(--s-4);
}
.altsense-output__title { margin: 0 0 .15rem; font-size: 1.15rem; }
.altsense-output__meta { margin: 0; color: var(--c-fg-muted); font-size: var(--font-small); }
.altsense-output__meta code { background: var(--c-bg-muted); padding: 0 .35rem; border-radius: 4px; }

.altsense-modes { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; background: var(--c-bg-muted); border-radius: 999px; }
.altsense-mode {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--c-fg-muted);
    font: inherit;
    font-size: .85rem;
    font-weight: 600;
    padding: .35rem .9rem;
    border-radius: 999px;
    cursor: pointer;
    transition: background .15s ease, color .15s ease;
}
.altsense-mode:hover { color: var(--c-fg); }
.altsense-mode:focus-visible { outline: none; box-shadow: var(--c-focus-shadow); }
.altsense-mode.is-active { background: var(--c-fg); color: var(--c-surface); }

.altsense-codeblock {
    background: #0c1117;
    color: #e6f0f3;
    padding: var(--s-4);
    border-radius: 10px;
    overflow-x: auto;
    margin: 0 0 var(--s-4);
    font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
    font-size: .9rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}
.altsense-codeblock code { background: transparent; color: inherit; padding: 0; font: inherit; }
.altsense-codeblock [data-altsense-typed] {
    color: #5ee3d0;
    border-right: 2px solid #5ee3d0;
    padding-right: 2px;
    animation: altsenseCaret 1s steps(1) infinite;
}
.altsense-codeblock.is-typing [data-altsense-typed] { animation: altsenseCaret 1s steps(1) infinite; }
.altsense-codeblock:not(.is-typing) [data-altsense-typed] { border-right-color: transparent; animation: none; }
@keyframes altsenseCaret { 50% { border-right-color: transparent; } }
@media (prefers-reduced-motion: reduce) {
    .altsense-codeblock [data-altsense-typed] { animation: none !important; border-right-color: transparent; }
}
.altsense-codeblock--sm { font-size: .82rem; padding: .9rem 1rem; }

.altsense-output[aria-busy="true"] .altsense-codeblock { opacity: .65; }
.altsense-output[aria-busy="true"] .altsense-checks li { opacity: .35; }

.altsense-checks {
    list-style: none; padding: 0; margin: 0 0 var(--s-4);
    display: grid; gap: .35rem;
}
.altsense-checks li {
    display: inline-flex; align-items: center; gap: .55rem;
    font-size: .92rem;
    transition: opacity .25s ease;
}
.altsense-checks li.is-pass { color: var(--c-fg); }
.altsense-checks li.is-pass span[aria-hidden] {
    display: inline-grid; place-items: center;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: rgba(16,185,168,.18);
    color: #0d6f64;
    font-weight: 700;
    font-size: .85rem;
}
.altsense-checks li em { color: var(--c-fg-muted); font-style: normal; background: var(--c-bg-muted); padding: 0 .3rem; border-radius: 3px; }

.altsense-output__note { margin: 0; padding: var(--s-3) var(--s-4); background: var(--c-bg-muted); border-left: 3px solid var(--c-accent); border-radius: 0 8px 8px 0; font-size: .92rem; color: var(--c-fg-muted); }
.altsense-output__note strong { color: var(--c-fg); }

/* ---------- Pipeline ---------- */
.altsense-pipeline {
    list-style: none; padding: 0; margin: var(--s-6) 0 0;
    display: grid; gap: var(--s-5);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    counter-reset: alt;
}
.altsense-pipeline li {
    position: relative;
    padding: var(--s-5);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    counter-increment: alt;
}
.altsense-pipeline li::after {
    content: "→";
    position: absolute;
    right: -1rem; top: 50%; transform: translateY(-50%);
    color: var(--c-accent);
    font-size: 1.3rem;
    font-weight: 700;
}
.altsense-pipeline li:last-child::after { content: none; }
@media (max-width: 880px) { .altsense-pipeline li::after { content: none; } }
.altsense-pipeline__num {
    display: inline-grid; place-items: center;
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--c-brand);
    color: var(--c-on-brand);
    font-family: var(--ff-display); font-weight: 700;
    margin-bottom: var(--s-3);
}
.altsense-pipeline h3 { margin: 0 0 .35rem; font-size: 1.15rem; }
.altsense-pipeline p { margin: 0; color: var(--c-fg-muted); font-size: .94rem; }

/* ---------- Mode grid cards ---------- */
.altsense-modegrid { margin-top: var(--s-6); }
.altsense-card { display: grid; gap: .65rem; padding: var(--s-5); }
.altsense-card__chip {
    align-self: start;
    display: inline-block;
    font-family: var(--ff-display); font-weight: 700;
    font-size: .72rem; letter-spacing: .06em; text-transform: uppercase;
    padding: .3rem .65rem;
    border-radius: 999px;
    background: var(--c-bg-muted);
    color: var(--c-fg);
}
.altsense-card__chip--info    { background: rgba(16,185,168,.15); color: #0d6f64; }
.altsense-card__chip--func    { background: rgba(255,122,89,.15); color: #b03f1f; }
.altsense-card__chip--complex { background: rgba(13,53,89,.10);  color: #0a2540; }
.altsense-card h3 { margin: 0; font-size: 1.15rem; }
.altsense-card p  { margin: 0; color: var(--c-fg-muted); }
.altsense-card .altsense-codeblock { margin-top: auto; }
.altsense-card__icon {
    display: grid; place-items: center;
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--c-bg-muted);
    color: var(--c-accent-hover);
}

/* ---------- Before / after ---------- */
.altsense-ba { display: grid; gap: var(--s-4); margin-top: var(--s-6); }
.altsense-ba__row {
    display: grid; gap: 0;
    grid-template-columns: 1fr 1fr;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
}
@media (max-width: 720px) { .altsense-ba__row { grid-template-columns: 1fr; } }
.altsense-ba__bad, .altsense-ba__good { padding: var(--s-4); }
.altsense-ba__bad  { background: rgba(255,122,89,.06); border-right: 1px solid var(--c-border); }
.altsense-ba__good { background: rgba(16,185,168,.07); }
@media (max-width: 720px) {
    .altsense-ba__bad { border-right: 0; border-bottom: 1px solid var(--c-border); }
}
.altsense-ba__label {
    display: inline-block;
    font-family: var(--ff-display); font-weight: 700;
    font-size: .72rem; letter-spacing: .08em; text-transform: uppercase;
    padding: .2rem .6rem; border-radius: 999px;
    margin-bottom: .5rem;
}
.altsense-ba__bad .altsense-ba__label  { background: rgba(255,122,89,.2); color: #8a2e10; }
.altsense-ba__good .altsense-ba__label { background: rgba(16,185,168,.25); color: #0a4f47; }
.altsense-ba code {
    display: block;
    font-family: ui-monospace, Menlo, monospace;
    background: rgba(12,17,23,.92);
    color: #e6f0f3;
    padding: .55rem .8rem;
    border-radius: 8px;
    margin-bottom: .55rem;
    word-break: break-word;
    font-size: .88rem;
}
.altsense-ba__why { margin: 0; color: var(--c-fg-muted); font-size: .92rem; }

/* ---------- WCAG chips ---------- */
.altsense-chips {
    list-style: none; padding: 0;
    display: flex; flex-wrap: wrap; gap: var(--s-3);
    justify-content: center;
    margin: var(--s-6) auto 0;
    max-width: 900px;
}
.altsense-chip {
    display: inline-flex; align-items: center; gap: .55rem;
    padding: .55rem 1rem;
    background: var(--c-surface);
    border: 1.5px solid var(--c-border);
    border-radius: 999px;
    color: var(--c-fg);
    font-size: .9rem;
}
.altsense-chip strong {
    font-family: ui-monospace, Menlo, monospace;
    color: var(--c-accent-hover);
}
.altsense-chip--soft { opacity: .8; }

/* ---------- Integrations ---------- */
.altsense-integrations { margin-top: var(--s-6); }
.altsense-integrations .altsense-card__icon { width: 56px; height: 56px; }

/* ---------- Honesty list ---------- */
.altsense-no { padding-left: 1.1rem; margin-top: var(--s-4); display: grid; gap: .65rem; }
.altsense-no li { color: var(--c-fg-muted); }
.altsense-no li strong { color: var(--c-fg); }

/* ---------- Dark theme tweaks ---------- */
@media (prefers-color-scheme: dark) {
    .altsense-hero { background: linear-gradient(180deg, var(--c-surface) 0%, var(--c-bg) 100%); }
    .altsense-card__icon { background: rgba(255,255,255,.06); color: var(--c-accent); }
    .altsense-card__chip--info    { background: rgba(16,185,168,.22); color: #74e8d4; }
    .altsense-card__chip--func    { background: rgba(255,122,89,.22); color: #ffb39c; }
    .altsense-card__chip--complex { background: rgba(255,255,255,.10); color: var(--c-on-brand); }
    .altsense-ba__bad  { background: rgba(255,122,89,.10); }
    .altsense-ba__good { background: rgba(16,185,168,.10); }
    .altsense-checks li.is-pass span[aria-hidden] { background: rgba(16,185,168,.22); color: #74e8d4; }
    .altsense-output { box-shadow: 0 6px 24px rgba(0,0,0,.35); }
}
[data-theme="dark"] .altsense-hero { background: linear-gradient(180deg, var(--c-surface) 0%, var(--c-bg) 100%); }
[data-theme="dark"] .altsense-card__icon { background: rgba(255,255,255,.06); color: var(--c-accent); }
[data-theme="hc"]   .altsense-codeblock { background: #000; color: #fff; border: 2px solid #fff; }
[data-theme="hc"]   .altsense-ba code   { background: #000; color: #fff; border: 1px solid #fff; }

/* ── hCaptcha widget ─────────────────────────────────────── */
.hcaptcha-field { margin-top: 1rem; }
.hcaptcha-field .h-captcha {
  display: inline-block;
  max-width: 100%;
  transform-origin: 0 0;
}
@media (max-width: 360px) {
  .hcaptcha-field .h-captcha { transform: scale(.88); width: 304px; }
}
.hcaptcha-error {
  margin-top: .35rem;
  color: var(--c-danger, #b00020);
  font-size: .9rem;
}
.hcaptcha-field.is-invalid .h-captcha {
  outline: 2px solid var(--c-danger, #b00020);
  outline-offset: 4px;
  border-radius: 6px;
}

/* Mobile: full-width Send-message button on the contact form. */
@media (max-width: 640px) {
  form .btn-toolbar { display: flex; flex-direction: column; align-items: stretch; }
  form .btn-toolbar .btn-primary,
  form .btn-toolbar input[type="submit"] {
    width: 100%;
    justify-content: center;
    white-space: normal;
  }
}

/* ── Submit button loading state ─────────────────────────── */
.btn.is-loading,
input[type="submit"].is-loading {
  cursor: progress;
  opacity: .85;
  pointer-events: none;
}
.btn-spinner {
  display: inline-block;
  width: 1em; height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  vertical-align: -0.15em;
  animation: btnSpin .7s linear infinite;
}
@keyframes btnSpin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .btn-spinner { animation-duration: 2s; }
}

/* Inline field errors (used by client-side required-fields validator). */
form .field-error {
  display: flex;
  align-items: flex-start;
  gap: .35rem;
  margin-top: .35rem;
  color: var(--c-danger, #b00020);
  font-size: .9rem;
  font-weight: 600;
}
form .field-error::before { content: "⚠"; flex: 0 0 auto; }
form [aria-invalid="true"]:not(.h-captcha) {
  border-color: var(--c-danger, #b00020) !important;
  box-shadow: 0 0 0 3px rgba(176, 0, 32, .15);
}