/* ============================================================
   foschiera.com — custom styles
   Utility classes are compiled separately into assets/tailwind.css
   (npm run build). This file holds fonts, tokens, components,
   and every accessibility/motion gate.
   ============================================================ */

/* ── Self-hosted variable fonts (latin subset) ── */
@font-face {
  font-family: 'Sora';
  src: url('assets/fonts/Sora-Variable.woff2') format('woff2');
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('assets/fonts/DMSans-Variable.woff2') format('woff2');
  font-weight: 100 1000;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'DM Sans';
  src: url('assets/fonts/DMSans-Italic-Variable.woff2') format('woff2');
  font-weight: 100 1000;
  font-style: italic;
  font-display: swap;
}

/* ── Design tokens ── */
:root {
  color-scheme: dark;
  --bg: #080e1a;
  --surface: #0b1322;
  --border: rgba(255, 255, 255, 0.09);
  --blue: #3b82f6;
  --blue-bright: #60a5fa;
  --blue-soft: #93c5fd;
  --amber: #f59e0b;   /* awards only */
  --emerald: #34d399; /* availability status only */
  --header-h: 60px;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background: var(--bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, nav a, .display { font-family: 'Sora', system-ui, sans-serif; }
h1, h2, h3 { text-wrap: balance; }
p, li, blockquote { text-wrap: pretty; }

/* Anchor jumps land clear of the sticky header */
section[id] { scroll-margin-top: calc(var(--header-h) + 20px); }

/* ── Focus visibility (WCAG 2.2 focus appearance) ── */
:focus-visible {
  outline: 2px solid var(--blue-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── Icons: inline SVG sprite (Lucide, ISC license) ── */
.icon {
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: inline-block;
  vertical-align: -0.18em;
  flex-shrink: 0;
}
/* style.css loads after tailwind.css, so restate utility overrides that must win */
.icon.hidden { display: none; }

/* ── Ambient background: glow + grid + grain ── */
.bg-canvas {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 900px 600px at 15% 5%,  rgba(59,130,246,0.14) 0%, transparent 70%),
    radial-gradient(ellipse 700px 500px at 85% 25%, rgba(59,130,246,0.06) 0%, transparent 65%),
    radial-gradient(ellipse 600px 400px at 50% 85%, rgba(59,130,246,0.05) 0%, transparent 60%),
    linear-gradient(160deg, #080e1a 0%, #0d1728 50%, #080e1a 100%);
}
.bg-canvas::after {
  content: ''; position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px 160px;
  opacity: 0.05;
  mix-blend-mode: overlay;
}
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 60px 60px;
}
main, header, footer { position: relative; z-index: 1; }

/* ── Reading progress (scroll-driven; invisible where unsupported) ── */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 60;
  background: linear-gradient(90deg, #2563eb, var(--blue-bright));
  transform-origin: 0 50%;
  transform: scaleX(0);
  pointer-events: none;
}
@supports (animation-timeline: scroll()) {
  .scroll-progress {
    animation: progress-grow linear both;
    animation-timeline: scroll(root);
  }
}
@keyframes progress-grow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ── Surfaces ──
   Flat cards by default; glass (backdrop blur) is reserved for the
   two signature surfaces: the sticky header and the hero snapshot card. */
.card {
  background: rgba(255,255,255,0.045);
  border: 1px solid var(--border);
}
.card-hover { transition: border-color 0.25s ease, box-shadow 0.25s ease; }
.card-hover:hover {
  border-color: rgba(96,165,250,0.35);
  box-shadow: 0 0 36px rgba(59,130,246,0.08);
}
.glass {
  background: rgba(11,19,34,0.72);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
@media (prefers-reduced-transparency: reduce) {
  .glass {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: var(--surface);
  }
}

/* ── Header ── */
#site-header { border-bottom: 1px solid rgba(255,255,255,0.07); }
@media (prefers-reduced-motion: no-preference) {
  #site-header { transition: transform 0.3s ease; }
}
#site-header.header-hidden { transform: translateY(-100%); }
.px-safe {
  padding-left: max(1.5rem, env(safe-area-inset-left));
  padding-right: max(1.5rem, env(safe-area-inset-right));
}

/* Desktop nav underline (hover + keyboard focus) */
.nav-link { position: relative; padding-top: 6px; padding-bottom: 6px; }
.nav-link::after {
  content: ''; position: absolute; bottom: 2px; left: 0;
  width: 0; height: 1px; background: var(--blue);
  transition: width 0.2s ease;
}
.nav-link:hover::after,
.nav-link:focus-visible::after { width: 100%; }

/* Mobile menu panel — near-opaque: glass translucency over content hurts readability */
#mobile-menu {
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: rgba(8,14,26,0.97);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 24px 48px rgba(0,0,0,0.45);
}
#mobile-menu[hidden] { display: none; }

/* ── Small components ── */
.accent-line { height: 3px; width: 48px; border-radius: 9999px; }

.chip {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}
.pill {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
}
/* Semantic accent tints — one meaning per color, everywhere:
   blue = operations/quality/digital · emerald = flow/supply chain
   violet = people/leadership · amber = awards/recognition */
.tint-blue    { background: rgba(59,130,246,0.12); }
.tint-emerald { background: rgba(16,185,129,0.12); }
.tint-violet  { background: rgba(139,92,246,0.12); }
.tint-blue-border    { background: rgba(59,130,246,0.12);  border: 1px solid rgba(59,130,246,0.2); }
.tint-emerald-border { background: rgba(16,185,129,0.12);  border: 1px solid rgba(16,185,129,0.2); }
.tint-violet-border  { background: rgba(139,92,246,0.12);  border: 1px solid rgba(139,92,246,0.2); }
.tint-neutral { background: rgba(255,255,255,0.05); }

/* Hero stat tiles */
.tile-blue    { background: rgba(59,130,246,0.08);  border: 1px solid rgba(59,130,246,0.18); }
.tile-emerald { background: rgba(16,185,129,0.08);  border: 1px solid rgba(16,185,129,0.18); }
.tile-violet  { background: rgba(139,92,246,0.08);  border: 1px solid rgba(139,92,246,0.18); }
.tile-amber   { background: rgba(245,158,11,0.08);  border: 1px solid rgba(245,158,11,0.18); }

/* Card hover glow variants (default .card-hover glows blue) */
.card-hover.glow-emerald:hover { border-color: rgba(52,211,153,0.35);  box-shadow: 0 0 36px rgba(16,185,129,0.08); }
.card-hover.glow-violet:hover  { border-color: rgba(167,139,250,0.35); box-shadow: 0 0 36px rgba(139,92,246,0.08); }
.card-hover.glow-amber:hover   { border-color: rgba(251,191,36,0.35);  box-shadow: 0 0 36px rgba(245,158,11,0.08); }

/* Testimonial avatar identity colors */
.avatar-chip { background: rgba(59,130,246,0.18); color: var(--blue-soft); }
.avatar-emerald { background: rgba(16,185,129,0.2); color: #6ee7b7; }
.avatar-violet  { background: rgba(139,92,246,0.2); color: #c4b5fd; }
.avatar-amber   { background: rgba(245,158,11,0.2); color: #fcd34d; }
.avatar-rose    { background: rgba(244,63,94,0.2);  color: #fda4af; }
.avatar-cyan    { background: rgba(6,182,212,0.2);  color: #67e8f9; }

.otw-badge {
  background: linear-gradient(90deg, rgba(52,211,153,0.14), rgba(59,130,246,0.08));
  border: 1px solid rgba(52,211,153,0.3);
}
.award-badge {
  background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
  border: 1px solid rgba(245,158,11,0.3);
}

.contact-card {
  background: linear-gradient(135deg, rgba(59,130,246,0.07), rgba(255,255,255,0.03) 60%);
  border: 1px solid rgba(59,130,246,0.2);
}

.senna-block {
  border-left: 2px solid rgba(59,130,246,0.5);
  padding-left: 16px;
}

.billboard-section {
  background: linear-gradient(135deg, rgba(59,130,246,0.06) 0%, transparent 60%);
  border-top: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.quote-mark {
  font-family: 'Sora', sans-serif; font-size: 4.5rem; line-height: 1;
  color: rgba(59,130,246,0.25); font-weight: 800; margin-bottom: -0.75rem;
}

.stat-card { transition: border-color 0.2s ease; }
@media (prefers-reduced-motion: no-preference) {
  .stat-card { transition: transform 0.2s ease, border-color 0.2s ease; }
  .stat-card:hover { transform: translateY(-3px); }
}

/* Hero snapshot card adapts to its own width, not the viewport */
.cq { container-type: inline-size; }
@container (max-width: 350px) {
  .stat-grid { grid-template-columns: 1fr; }
}

/* ── Motion: everything gated behind prefers-reduced-motion ──
   Default (and reduced-motion) state is fully visible; the entrance
   choreography only exists for users who haven't opted out, and the
   scroll reveal additionally requires JS (html.js) so no-JS visitors
   never see hidden content. */
.fade-up, .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: no-preference) {
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .fade-up { animation: fadeUp 0.6s ease both; }
  .delay-1 { animation-delay: 0.08s; }
  .delay-2 { animation-delay: 0.16s; }
  .delay-3 { animation-delay: 0.24s; }
  .delay-4 { animation-delay: 0.32s; }
  .delay-5 { animation-delay: 0.40s; }
  .delay-6 { animation-delay: 0.48s; }

  html.js .reveal {
    opacity: 0; transform: translateY(22px);
    transition: opacity 0.45s ease, transform 0.45s ease;
  }
  html.js .reveal.visible { opacity: 1; transform: none; }
  .reveal-d1 { transition-delay: 0.06s; }
  .reveal-d2 { transition-delay: 0.12s; }
  .reveal-d3 { transition-delay: 0.18s; }
  .reveal-d4 { transition-delay: 0.24s; }
  .reveal-d5 { transition-delay: 0.30s; }
  .reveal-d6 { transition-delay: 0.36s; }
}

@media (prefers-reduced-motion: reduce) {
  .animate-pulse { animation: none !important; }
}