/**
 * tomasetti-site.css — shared page anatomy for Tomasetti-branded sites
 * Pairs with tomasetti-tokens.css. Canon: docs/DESIGN-SYSTEM.md section 3.
 * Page skeleton (top to bottom):
 *   .t-skip → .t-pride → .t-orb-bg/.t-grid-bg → .t-nav(.t-brand + .t-navlinks)
 *   → .t-hero → .t-section(s) → .t-cta-box → .t-footer → .t-btt
 * Venture accents: override --t-accent on :root in the page.
 */

body {
  margin: 0;
  background: var(--t-bg, #0f0a1a);
  color: var(--t-ink, #e2d9ee);
  font: var(--t-font-size, 18px)/1.6 var(--t-font-ui, "Outfit", system-ui, sans-serif);
  -webkit-font-smoothing: antialiased;
}

.t-wrap {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

/* --- Sticky nav (transparent → frosted on scroll) --- */
.t-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 5, 20, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--t-line, rgba(168,85,247,.3));
  transition: background var(--t-t, .25s);
}
.t-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}
.t-navlinks {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.t-navlinks a,
.t-navlinks button {
  font: 12px var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.03em;
  color: var(--t-ink-mute, #9a88b0);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--t-t-fast, .15s), background var(--t-t-fast, .15s);
}
.t-navlinks a:hover,
.t-navlinks button:hover {
  color: var(--t-accent, #d896ff);
  background: rgba(216, 150, 255, 0.12);
}

/* --- Hero --- */
.t-hero {
  padding: 96px 0 84px;
  text-align: center;
}
.t-hero h1 {
  font: 800 clamp(2.4rem, 6vw, 4rem)/1.02 var(--t-font-display, "Outfit", system-ui, sans-serif);
  letter-spacing: -0.04em;
  margin: 0 0 20px;
  color: var(--t-ink-bright, #fff);
}
.t-grad {
  background: linear-gradient(135deg, var(--t-accent-dim, #9d50e5), var(--t-accent-bright, #c084fc));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.t-lede {
  font-size: 1.15rem;
  color: var(--t-ink-mid, #bca8d0);
  max-width: 640px;
  margin: 0 auto 34px;
  line-height: 1.6;
}
.t-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.t-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font: 600 1rem var(--t-font-ui, "Outfit", system-ui, sans-serif);
  border-radius: var(--t-radius-sm, 12px);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform .15s, box-shadow var(--t-t, .25s), background var(--t-t, .25s), color var(--t-t, .25s);
}
.t-btn-primary {
  background: var(--t-accent, #d896ff);
  color: #0a0514;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(168, 85, 247, 0.3);
}
.t-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(168, 85, 247, 0.45);
}
.t-btn-ghost {
  background: transparent;
  color: var(--t-accent, #d896ff);
  border: 1.5px solid rgba(216, 150, 255, 0.45);
}
.t-btn-ghost:hover {
  background: rgba(216, 150, 255, 0.12);
}

/* --- Live project strip (pulsing status dots) --- */
.t-live {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 38px;
  font: 12px var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.05em;
  color: var(--t-ink-mute, #9a88b0);
}
.t-live a {
  color: var(--t-ink-mid, #bca8d0);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.t-live a:hover { color: var(--t-accent, #d896ff); }
.t-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--t-green, #34d399);
  animation: t-pulse 2.2s infinite;
}
.t-dot.al { background: var(--t-accent-bright, #c084fc); }
.t-dot.au { background: #fb923c; }
.t-dot.rs { background: var(--t-accent, #d896ff); }
.t-dot.ai { background: var(--t-accent-dim, #9d50e5); }

/* --- Sections --- */
.t-section {
  padding: 88px 0;
  border-top: 1px solid var(--t-line, rgba(168,85,247,.3));
}
.t-section-label {
  font: 12px var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--t-accent, #d896ff);
  margin: 0 0 10px;
}
.t-section-h {
  font: 700 clamp(1.9rem, 4.5vw, 2.9rem)/1.05 var(--t-font-display, "Outfit", system-ui, sans-serif);
  letter-spacing: -0.03em;
  margin: 0 0 14px;
  color: var(--t-ink-bright, #fff);
}
.t-section-sub {
  color: var(--t-ink-mute, #9a88b0);
  font-size: 1.08rem;
  max-width: 640px;
  margin: 0;
  line-height: 1.6;
}

/* --- Cards --- */
.t-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 44px;
}
.t-card {
  background: var(--t-card-bg, rgba(30,21,48,0.85));
  border: 1px solid var(--t-border, rgba(216,150,255,.12));
  border-radius: var(--t-radius, 16px);
  padding: 30px 26px;
  transition: transform var(--t-t, .25s), box-shadow var(--t-t, .25s), border-color var(--t-t, .25s);
}
.t-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--t-shadow, 0 18px 40px rgba(76,29,149,.35));
  border-color: var(--t-border-hover, rgba(216,150,255,.3));
}
.t-card-icon {
  font-size: 1.7rem;
  margin-bottom: 14px;
  color: var(--t-accent, #d896ff);
}
.t-card h3 {
  font: 600 1.06rem var(--t-font-display, "Outfit", system-ui, sans-serif);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  color: var(--t-ink-bright, #fff);
}
.t-card p {
  color: var(--t-ink-mute, #9a88b0);
  font-size: 0.94rem;
  margin: 0 0 12px;
  line-height: 1.55;
}
.t-card-link {
  color: var(--t-accent, #d896ff);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  font-size: 0.92rem;
}

/* --- Case cards (client work, left accent border + tags) --- */
.t-case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 44px;
}
.t-case {
  background: var(--t-card-bg, rgba(30,21,48,0.85));
  border: 1px solid var(--t-border, rgba(216,150,255,.12));
  border-left: 4px solid var(--t-accent, #d896ff);
  border-radius: var(--t-radius, 16px);
  padding: 24px 26px;
  transition: transform var(--t-t, .25s), box-shadow var(--t-t, .25s);
}
.t-case:hover {
  transform: translateY(-2px);
  box-shadow: var(--t-shadow-sm, 0 8px 24px rgba(76,29,149,.25));
}
.t-case h3 {
  font: 600 1rem var(--t-font-display, "Outfit", system-ui, sans-serif);
  margin: 0 0 6px;
  letter-spacing: -0.02em;
  color: var(--t-ink-bright, #fff);
}
.t-case p {
  color: var(--t-ink-mute, #9a88b0);
  font-size: 0.9rem;
  margin: 0;
  line-height: 1.5;
}
.t-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.t-tag {
  font: 11px var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.04em;
  color: var(--t-accent, #d896ff);
  background: rgba(216, 150, 255, 0.1);
  border: 1px solid var(--t-border, rgba(216,150,255,.12));
  border-radius: 99px;
  padding: 3px 10px;
}

/* --- Band (full-bleed highlight section) --- */
.t-band {
  background: linear-gradient(180deg, #0a0514 0%, #151022 100%);
}

/* --- CTA box --- */
.t-cta-box {
  background: linear-gradient(145deg, rgba(36,24,74,.9), rgba(23,16,42,.95));
  border: 1.5px solid rgba(216, 150, 255, 0.2);
  border-radius: var(--t-radius-lg, 24px);
  padding: 52px 44px;
  text-align: center;
  margin-top: 60px;
}
.t-cta-box h2 {
  margin: 0 0 12px;
  color: var(--t-ink-bright, #fff);
  font: 700 clamp(1.8rem, 4vw, 2.6rem)/1.05 var(--t-font-display, "Outfit", system-ui, sans-serif);
  letter-spacing: -0.03em;
}
.t-cta-box p {
  color: var(--t-ink-soft, #ddd6fe);
  max-width: 560px;
  margin: 0 auto 26px;
  font-size: 1.05rem;
}

/* --- Footer --- */
.t-footer {
  border-top: 1px solid var(--t-line, rgba(168,85,247,.3));
  padding: 28px 0;
  margin-top: 80px;
  text-align: center;
}
.t-footer-links {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0 0 10px;
}
.t-footer-links a {
  font-size: 0.9rem;
  color: var(--t-ink-mute, #9a88b0);
  text-decoration: none;
}
.t-footer-links a:hover { color: var(--t-accent, #d896ff); }
.t-footer-sub {
  font-size: 0.8rem;
  color: var(--t-ink-mute, #9a88b0);
}
.t-footer-sub a { color: var(--t-accent, #d896ff); text-decoration: underline; }

/* --- Back to top --- */
.t-btt {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--t-surface, #1e1530);
  border: 1px solid var(--t-border, rgba(216,150,255,.12));
  color: var(--t-accent, #d896ff);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--t-t, .25s), transform var(--t-t, .25s), background var(--t-t, .25s);
  z-index: 90;
}
.t-btt.show {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}
.t-btt:hover { background: var(--t-surface-hover, #2a1d40); }

/* --- Reveal on scroll --- */
.t-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.t-reveal.in {
  opacity: 1;
  transform: none;
}

/* --- Responsive --- */
@media (max-width: 860px) {
  .t-case-grid { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .t-wrap { width: min(1180px, calc(100% - 34px)); }
  .t-hero { padding: 64px 0 58px; }
  .t-section { padding: 64px 0; }
  .t-nav-inner { flex-wrap: wrap; }
  .t-navlinks { width: 100%; justify-content: flex-start; }
  .t-btn { width: 100%; justify-content: center; }
  .t-card-grid { grid-template-columns: 1fr; }
  .t-cta-box { padding: 40px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .t-reveal { opacity: 1; transform: none; transition: none; }
  .t-btt { transition: none; }
}