/**
 * tomasetti-site.css — shared page chrome for Tomasetti-branded sites (v3, the LOCKED look)
 * Pairs with tomasetti-tokens.css. Direction D "Soft Dark" (Tj 2026-09-04):
 * deep-space purple #0f0a1a, lilac accent, glass cards, glow orbs + faint grid,
 * gradient CTA, soft diffused shadows. Canon: docs/DESIGN-SYSTEM.md.
 * Skeleton: .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, 17px)/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 (translucent + blur, like the runbook baseline) --- */
.t-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 10, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--t-line, rgba(168,85,247,.25));
  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: 2px;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}
.t-navlinks a,
.t-navlinks button {
  font: 500 0.9rem var(--t-font-ui, "Outfit", system-ui, sans-serif);
  letter-spacing: 0.01em;
  color: var(--t-ink-mute, #9a88b0);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  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-text, #d896ff);
  background: rgba(216, 150, 255, 0.08);
}
/* nav underline micro-interaction */
.t-navlinks a::after,
.t-navlinks button::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--t-accent, #d896ff);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s ease;
}
.t-navlinks a:hover::after,
.t-navlinks button:hover::after {
  transform: scaleX(1);
}

/* --- Dropdown nav items (shared chrome) ---
   Click to toggle + hover-intent on fine pointers; keyboard via nav.js
   (Enter/Space open, arrows move, Escape closes + focus returns). */
.t-dd {
  position: relative;
  list-style: none;
}
.t-dd-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  font: 500 0.9rem var(--t-font-ui, "Outfit", system-ui, sans-serif);
  letter-spacing: 0.01em;
  color: var(--t-ink-mute, #9a88b0);
  transition: color var(--t-t-fast, .15s), background var(--t-t-fast, .15s);
}
.t-dd-toggle:hover {
  color: var(--t-accent-text, #d896ff);
  background: rgba(216, 150, 255, 0.08);
}
.t-dd-toggle .t-chev {
  width: 13px;
  height: 13px;
  transition: transform 0.15s;
}
.t-dd.open .t-dd-toggle .t-chev {
  transform: rotate(180deg);
}
.t-dd-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 264px;
  background: var(--t-surface, #1e1530);
  border: 1px solid var(--t-line, rgba(168,85,247,.25));
  border-radius: var(--t-radius, 16px);
  box-shadow: var(--t-shadow, 0 12px 32px rgba(5,3,10,.45));
  padding: 6px;
  display: none;
  z-index: 120;
}
.t-dd.open .t-dd-menu {
  display: block;
  animation: t-fade-down 0.16s cubic-bezier(0.16, 1, 0.3, 1);
}
@media (prefers-reduced-motion: reduce) {
  .t-dd.open .t-dd-menu { animation: none; }
}
.t-dd-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 24px;
  width: 10px;
  height: 10px;
  background: var(--t-surface, #1e1530);
  border-left: 1px solid var(--t-line, rgba(168,85,247,.25));
  border-top: 1px solid var(--t-line, rgba(168,85,247,.25));
  transform: rotate(45deg);
}
[data-theme="light"] .t-dd-menu,
[data-theme="light"] .t-dd-menu::before {
  background: #ffffff;
}
.t-dd-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--t-ink-mid, #b3a4c9);
  font-size: 0.92rem;
  text-decoration: none;
  transition: background 0.12s, color 0.12s;
}
.t-dd-menu a:hover {
  background: rgba(216, 150, 255, 0.10);
  color: var(--t-accent-text, #d896ff);
}
.t-dd-label {
  display: block;
  padding: 10px 12px 6px;
  margin-top: 6px;
  border-top: 1px solid var(--t-line, rgba(168,85,247,.25));
  font: 0.68rem var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--t-ink-mute, #9a88b0);
}
.t-dd-label:first-child {
  margin-top: 0;
  border-top: none;
  padding-top: 6px;
}
.t-dd.drop-right .t-dd-menu {
  left: auto;
  right: 0;
}
.t-dd.drop-right .t-dd-menu::before {
  left: auto;
  right: 24px;
}

/* --- Theme toggle (Auto/Dark/Light) --- */
.t-theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  margin-left: 6px;
  border: 1px solid var(--t-line, rgba(168,85,247,.25));
  border-radius: var(--t-radius-sm, 12px);
  background: transparent;
  cursor: pointer;
  color: var(--t-ink-mute, #9a88b0);
  font: 500 0.8rem var(--t-font-ui, "Outfit", system-ui, sans-serif);
  transition: color var(--t-t-fast, .15s), border-color var(--t-t-fast, .15s);
}
.t-theme-toggle:hover {
  color: var(--t-accent-text, #d896ff);
  border-color: var(--t-accent-text, #d896ff);
}
.t-theme-toggle .tt-icon {
  width: 15px;
  height: 15px;
  display: block;
}
.t-theme-toggle .tt-label {
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.t-theme-toggle::after {
  content: none;
}

/* --- Hero --- */
.t-hero {
  position: relative;
  padding: 108px 0 96px;
  text-align: center;
  overflow: hidden;
}
.hero-inner {
  position: relative;
  z-index: 1;
}
.t-hero h1 {
  font: 700 clamp(2.2rem, 5vw, 3.4rem)/1.04 var(--t-font-display, "Outfit", system-ui, sans-serif);
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  color: var(--t-ink-bright, #fff);
  max-width: 22ch;
  margin-inline: auto;
}
.t-lede {
  font-size: 1.1rem;
  color: var(--t-ink-mid, #b3a4c9);
  max-width: 620px;
  margin: 0 auto 34px;
  line-height: 1.6;
}
.t-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Eyebrow: mono overline label, canon .section-label style (no chip, no pill) --- */
.t-eyebrow {
  display: block;
  font: 0.78rem var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--t-accent-text, #d896ff);
  margin: 0 0 18px;
}

/* --- Buttons: 48px min, solid accent (primary) / 1px line (ghost) --- */
.t-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 24px;
  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 .12s ease, box-shadow var(--t-t, .25s), background var(--t-t, .25s), color var(--t-t, .25s), border-color var(--t-t, .25s);
}
/* Primary CTA: the canon gradient, darkened to the AA-safe end (white on both
   stops ≥ 4.5:1: #6d28d9 = 7.7:1, #7c3aed = 5.7:1) */
.t-btn-primary {
  background: linear-gradient(135deg, #6d28d9 0%, #7c3aed 100%);
  color: #ffffff;
  font-weight: 600;
}
.t-btn-primary:hover {
  transform: translateY(-2px);
  color: #ffffff;
  box-shadow: 0 6px 24px rgba(124, 58, 237, 0.45);
}
.t-btn-primary:active {
  transform: translateY(1px);
  box-shadow: none;
}
.t-btn-ghost {
  background: transparent;
  color: var(--t-accent-text, #d896ff);
  border: 1px solid var(--t-line-hard, rgba(216,150,255,.35));
}
.t-btn-ghost:hover {
  background: rgba(216, 150, 255, 0.08);
  border-color: var(--t-accent-text, #d896ff);
}

/* --- Live project strip (status dots — the only allowed pulse) --- */
.t-live {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 38px;
  font: 0.78rem 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, #b3a4c9);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.t-live a:hover { color: var(--t-accent-text, #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); }
.t-dot.wz { background: var(--t-amber, #fbbf24); }
.t-dot.ht { background: #2dd4bf; }

/* --- Sections: 96-128px breathing, one idea each --- */
.t-section {
  padding: 104px 0;
  border-top: 1px solid var(--t-line, rgba(168,85,247,.25));
}
.section-head {
  text-align: center;
  margin-bottom: 2.4rem;
}
.t-section-label {
  display: block;
  font: 0.78rem var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--t-accent-text, #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: -0.025em;
  margin: 0 0 14px;
  color: var(--t-ink-bright, #fff);
}
.t-section-sub {
  color: var(--t-ink-mute, #9a88b0);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0;
  line-height: 1.6;
}

/* --- Cards: 1px line + soft shadow + 12px radius, content-first --- */
.t-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-top: 44px;
}
.t-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
/* Glass cards — the locked look: translucent purple + blur + soft glow */
.t-card {
  background: var(--t-card-bg, rgba(30, 21, 48, 0.75));
  border: 1px solid var(--t-border, rgba(168,85,247,.22));
  border-radius: var(--t-radius, 16px);
  padding: 30px 26px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--t-shadow-sm, 0 2px 12px rgba(5,3,10,.30));
  transition: transform var(--t-t, .25s), box-shadow var(--t-t, .25s), border-color var(--t-t, .25s);
}
.t-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--t-shadow, 0 12px 32px rgba(5,3,10,.45)),
              0 0 28px var(--t-glow, rgba(157,80,229,0.14));
  border-color: var(--t-border-hover, rgba(216,150,255,.45));
}
.t-card-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  color: var(--t-accent-text, #d896ff);
}
.t-card h3 {
  font: 600 1.05rem var(--t-font-display, "Outfit", system-ui, sans-serif);
  margin: 0 0 8px;
  letter-spacing: -0.015em;
  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-text, #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, 0.75));
  border: 1px solid var(--t-border, rgba(168,85,247,.22));
  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 2px 12px rgba(5,3,10,.30));
}
.t-case h3 {
  font: 600 1rem var(--t-font-display, "Outfit", system-ui, sans-serif);
  margin: 0 0 6px;
  letter-spacing: -0.015em;
  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: 0.68rem var(--t-font-mono, "Share Tech Mono", monospace);
  letter-spacing: 0.04em;
  color: var(--t-accent-text, #d896ff);
  background: rgba(157, 80, 229, 0.12);
  border: 1px solid var(--t-border, rgba(168,85,247,.22));
  border-radius: 99px;
  padding: 3px 10px;
}

/* --- Band (full-bleed highlight section) --- */
.t-band {
  background: linear-gradient(180deg, #0f0a1a 0%, #181026 100%);
}

/* --- CTA box --- */
.t-cta-box {
  background: var(--t-card-bg, rgba(30,21,48,.75));
  border: 1px solid var(--t-border, rgba(168,85,247,.22));
  border-radius: var(--t-radius-lg, 24px);
  padding: 52px 44px;
  text-align: center;
  margin-top: 60px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--t-shadow, 0 12px 32px rgba(5,3,10,.45));
}
.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: -0.025em;
}
.t-cta-box p {
  color: var(--t-ink-mid, #b3a4c9);
  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,.25));
  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-text, #d896ff); }
.t-footer-sub {
  font-size: 0.8rem;
  color: var(--t-ink-mute, #9a88b0);
}
.t-footer-sub a { color: var(--t-accent-text, #d896ff); text-decoration: underline; }

/* --- Back to top --- */
.t-btt {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 44px;
  height: 44px;
  border-radius: var(--t-radius-sm, 12px);
  background: var(--t-surface, #1e1530);
  border: 1px solid var(--t-border, rgba(168,85,247,.22));
  color: var(--t-accent-text, #d896ff);
  font-size: 1.15rem;
  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, #2a1f42); }

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

/* --- Touch targets (shared, mobile-design): 44px tap floor on coarse pointers --- */
@media (pointer: coarse) {
  .t-navlinks a,
  .t-navlinks button,
  .t-dd-menu a,
  .t-theme-toggle {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .t-footer-links a {
    display: inline-block;
    padding: 12px 10px;
  }
}

/* --- Light-theme chrome overrides (tokens flip via html[data-theme="light"]:root) --- */
[data-theme="light"] .t-nav {
  background: rgba(243, 241, 247, 0.88);
}
[data-theme="light"] .t-band {
  background: linear-gradient(180deg, #f3f1f7 0%, #eae4f5 100%);
}
[data-theme="light"] .t-card,
[data-theme="light"] .t-case,
[data-theme="light"] .t-cta-box {
  background: #ffffff;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
[data-theme="light"] .t-btn-primary {
  background: linear-gradient(135deg, #6d28d9 0%, #7c3aed 100%);
  color: #ffffff;
}

/* --- Responsive --- */
@media (max-width: 860px) {
  .t-case-grid { grid-template-columns: 1fr; }
  .t-grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .t-wrap { width: min(1180px, calc(100% - 34px)); }
  .t-hero { padding: 72px 0 64px; }
  .t-section { padding: 72px 0; }
  .t-nav-inner { flex-wrap: wrap; }
  .t-navlinks { width: 100%; justify-content: flex-start; }
  .t-btn { width: 100%; }
  .t-card-grid { grid-template-columns: 1fr; }
  .t-cta-box { padding: 40px 24px; }
  /* Mobile dropdown sheet: full-width overlay anchored to the nav */
  .t-dd { position: static; }
  .t-dd-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: auto;
    min-width: 0;
    max-height: calc(100dvh - 120px);
    overflow-y: auto;
    background: var(--t-surface, #1e1530);
    border: none;
    border-top: 1px solid var(--t-line, rgba(168,85,247,.25));
    border-radius: 0;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    padding: 6px 14px 12px;
  }
  [data-theme="light"] .t-dd-menu {
    background: #ffffff;
  }
  .t-dd-menu::before { display: none; }
  .t-dd-menu a { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .t-reveal { opacity: 1; transform: none; transition: none; }
  .t-btt { transition: none; }
  .t-navlinks a::after,
  .t-navlinks button::after,
  .t-dd.open .t-dd-menu { animation: none; transition: none; }
}