/* ============================================================
   Zoth Studio Directory — page-level design system
   Owned by public/studio/index.html only. Complements (not
   replaces) /studio/studio-poster.css and the shared nav/footer.
   Uses the global theme design tokens (--bg, --panel, --surface-card,
   --line, --text-primary, --gold, --cyan, --accent-glow, ...).
   ============================================================ */

html {
  overflow-x: hidden !important;
  max-width: 100% !important;
  width: 100%;
  margin: 0 !important;
  padding: 0 !important;
  box-sizing: border-box;
}

body {
  overflow-x: hidden !important;
  max-width: 100% !important;
  width: 100%;
  margin: 0 !important;
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: border-box;
}

/* ---------- Skip-to-content link ---------- */
.skip-to-content {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 9999;
  padding: 12px 18px;
  border-radius: 10px;
  background: var(--cyan, #00f0ff);
  color: #050508;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-weight: 700;
  font-size: 0.85rem;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 6px 22px var(--accent-glow, rgba(0, 240, 255, 0.3));
  transition: top 0.18s ease;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.skip-to-content:focus {
  top: 12px;
}
.skip-to-content:not(:focus) {
  position: absolute;
}

/* ---------- Keyboard focus visibility (must survive overflow:hidden) ---------- */
.studio-poster :focus-visible,
.studio-filter-section :focus-visible,
.studio-main :focus-visible,
.quick-jump-bar :focus-visible {
  outline: 2px solid var(--cyan, #00f0ff);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Cards are the focusable element themselves; overflow:hidden never clips
   their own outline/box-shadow ring. */
.ws-card:focus-visible,
.filter-chip:focus-visible,
.quick-jump-pill:focus-visible,
.btn:focus-visible,
.search-box-wrap input:focus-visible {
  outline: 2px solid var(--cyan, #00f0ff);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px var(--accent-glow, rgba(0, 240, 255, 0.22));
}

/* ---------- Card glow palette (replaces inline --card-glow styles) ---------- */
.ws-card--cyan    { --card-glow:#00f0ff; --card-tag-color:#00f0ff; }
.ws-card--blue    { --card-glow:#7c9cff; --card-tag-color:#7c9cff; }
.ws-card--emerald { --card-glow:#34d399; --card-tag-color:#34d399; }
.ws-card--gold    { --card-glow:#e8c872; --card-tag-color:#e8c872; }
.ws-card--purple  { --card-glow:#a855f7; --card-tag-color:#a855f7; }
.ws-card--violet  { --card-glow:#c084fc; --card-tag-color:#c084fc; }
.ws-card--sky     { --card-glow:#38bdf8; --card-tag-color:#38bdf8; }
.ws-card--amber   { --card-glow:#fbbf24; --card-tag-color:#fbbf24; }
.ws-card--slate   { --card-glow:#94a3b8; --card-tag-color:#94a3b8; }
.ws-card--blue .ws-badge-cat { color:#7c9cff; }

/* ---------- Grouped workstation catalogue ---------- */
.workstations-grid {
  gap: 18px;
}
.ws-group {
  margin-bottom: 34px;
}
.ws-group-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display, inherit);
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary, #fff);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line, rgba(255,255,255,0.1));
}
.ws-group-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong, rgba(255,255,255,0.18)), transparent);
}
.ws-group-title .ws-group-count {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted, #64748b);
  background: var(--surface-highlight, rgba(255,255,255,0.05));
  border: 1px solid var(--line, rgba(255,255,255,0.1));
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  white-space: nowrap;
}
.ws-group[data-category="nocode"] .ws-group-title { color: var(--cyan, #00f0ff); }
.ws-group[data-category="swarm"] .ws-group-title { color: var(--violet, #a78bfa); }
.ws-group[data-category="security"] .ws-group-title { color: var(--gold, #e8c872); }
.ws-group[data-category="symbol"] .ws-group-title,
.ws-group[data-category="3d"] .ws-group-title { color: var(--magenta, #e879f9); }
.ws-group[data-category="observability"] .ws-group-title { color: var(--green, #34d399); }

/* ---------- Card refit: premium anatomy ---------- */
.ws-card {
  position: relative;
  border: 1px solid var(--border-card, var(--line, rgba(255,255,255,0.12)));
  border-radius: 18px;
  background: var(--surface-card, rgba(10, 14, 26, 0.85));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--surface-highlight, rgba(255,255,255,0.04)) inset, 0 12px 36px -16px var(--shadow-color, rgba(0,0,0,0.65));
  will-change: transform;
}
.ws-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  border-radius: 18px 18px 0 0;
  background: linear-gradient(90deg, var(--card-glow, transparent), transparent 80%);
  opacity: 0;
  transition: opacity 0.22s ease;
  z-index: 2;
  pointer-events: none;
}
.ws-card:hover {
  transform: translateY(-3px);
  border-color: var(--card-glow, var(--gold, #e8c872));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--card-glow, #e8c872) 40%, transparent),
              0 22px 48px -20px var(--shadow-color, rgba(0,0,0,0.75));
}
.ws-card:hover::before {
  opacity: 1;
  box-shadow: 0 0 18px var(--card-glow, transparent);
}
@media (prefers-reduced-motion: no-preference) {
  .ws-card { transition: transform 0.24s cubic-bezier(0.16,1,0.3,1), border-color 0.24s ease, box-shadow 0.24s ease; }
  .ws-card:hover { transform: translateY(-3px); }
  .ws-thumb img { transition: transform 0.5s cubic-bezier(0.16,1,0.3,1); }
}
.ws-thumb {
  height: 172px;
  border-bottom: 1px solid var(--line, rgba(255,255,255,0.08));
}
/* Reserve layout space before images decode (prevents CLS) */
.ws-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--bg-3, #080c16);
}
.ws-badge-cat {
  top: 14px;
  left: 14px;
  border-radius: 8px;
  padding: 5px 12px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  letter-spacing: 0.06em;
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--card-tag-color, var(--gold, #e8c872));
  border-color: color-mix(in srgb, var(--card-tag-color, var(--gold, #e8c872)) 42%, transparent);
  background: color-mix(in srgb, var(--card-tag-color, var(--gold, #e8c872)) 12%, rgba(5, 5, 8, 0.88));
}
.ws-body {
  padding: 26px 26px 22px;
  gap: 14px;
}
.ws-title {
  font-size: 1.22rem;
  line-height: 1.25;
  letter-spacing: -0.015em;
  font-weight: 800;
}
.ws-desc {
  font-size: 0.875rem;
  line-height: 1.68;
  color: var(--text-dim, #94a3b8);
  max-width: 70ch;
}
.ws-footer {
  border-top: 1px solid var(--line, rgba(255,255,255,0.08));
  padding-top: 16px;
  min-height: 48px;
  gap: 12px;
}
.ws-link-launch {
  position: relative;
  padding-right: 24px;
  display: inline-flex;
  align-items: center;
  font-weight: 700;
  font-family: var(--font-mono, monospace);
}
.ws-link-launch::after {
  content: "→";
  position: absolute;
  right: 2px;
  transition: transform 0.2s ease;
}
.ws-card:hover .ws-link-launch::after { transform: translateX(4px); }
.ws-link-docs {
  font-size: 0.74rem;
  font-family: var(--font-mono, monospace);
  color: var(--muted, #64748b);
  opacity: 0.9;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 50%;
}

/* ---------- Studio Master Telemetry HUD Strip ---------- */
.studio-telemetry-hud {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin: 0 0 24px 0;
  padding: 16px 20px;
  border-radius: 16px;
  background: var(--surface-card, rgba(12, 17, 32, 0.8));
  border: 1px solid var(--border, rgba(0, 240, 255, 0.2));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}
.studio-hud-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.studio-hud-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted, #94a3b8);
  display: flex;
  align-items: center;
  gap: 6px;
}
.studio-hud-value {
  font-family: var(--font-mono, monospace);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary, #ffffff);
  display: flex;
  align-items: center;
  gap: 8px;
}
.studio-hud-value .accent-cyan { color: var(--cyan, #00f0ff); }
.studio-hud-value .accent-gold { color: var(--gold, #fbbf24); }
.studio-hud-value .accent-green { color: var(--green, #34d399); }
.studio-hud-value .accent-violet { color: var(--violet, #a855f7); }
.hud-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green, #34d399);
  box-shadow: 0 0 10px var(--green, #34d399);
  animation: pulseDot 2s infinite ease-in-out;
}
@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.3); opacity: 1; }
}

/* Light theme refinements */
html[data-theme="light"] .ws-group-title { color: #111827; }
html[data-theme="light"] .ws-group[data-category="nocode"] .ws-group-title { color: #0e7490; }
html[data-theme="light"] .ws-group[data-category="swarm"] .ws-group-title { color: #7c3aed; }
html[data-theme="light"] .ws-group[data-category="security"] .ws-group-title { color: #b45309; }
html[data-theme="light"] .ws-group[data-category="3d"] .ws-group-title { color: #c026d3; }
html[data-theme="light"] .ws-group[data-category="observability"] .ws-group-title { color: #047857; }
html[data-theme="light"] .ws-group-title::after { background: linear-gradient(90deg, #e2e8f0, transparent); }

/* ---------- Filter bar polish ---------- */
.studio-filter-wrap { gap: 14px; }
.filter-chip:focus-visible { border-color: var(--cyan, #00f0ff); }
.search-box-wrap { flex: 1 1 260px; }
.search-box-wrap input { font-size: 0.86rem; }

/* ---------- Quick jump refinements ---------- */
.quick-jump-bar { border-radius: 18px; padding: 26px; }
.quick-jump-pill {
  min-height: 44px;
  padding-inline: 16px;
  font-size: 0.82rem;
}
@media (prefers-reduced-motion: no-preference) {
  .quick-jump-pill { transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1); }
}

/* ---------- Progressive scroll-reveal (JS-gated: visible if JS blocked) ---------- */
html.js .ws-group .ws-card,
html.js .ws-group-title,
html.js .quick-jump-bar {
  opacity: 0;
  transform: translateY(18px);
}
@media (prefers-reduced-motion: no-preference) {
  html.js .ws-group .ws-card { animation: zothRise 0.6s cubic-bezier(0.16,1,0.3,1) forwards; }
  html.js .ws-group-title { animation: zothRise 0.55s cubic-bezier(0.16,1,0.3,1) forwards; }
  html.js .quick-jump-bar { animation: zothRise 0.6s 0.1s cubic-bezier(0.16,1,0.3,1) forwards; }
  html.js .ws-group:nth-child(1) > .ws-card { animation-delay: 0.04s; }
  html.js .ws-group:nth-child(2) > .ws-card { animation-delay: 0.10s; }
  html.js .ws-group:nth-child(3) > .ws-card { animation-delay: 0.16s; }
  html.js .ws-group:nth-child(4) > .ws-card { animation-delay: 0.22s; }
  html.js .ws-group:nth-child(5) > .ws-card { animation-delay: 0.28s; }
}
@keyframes zothRise {
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  html.js .ws-group .ws-card,
  html.js .ws-group-title,
  html.js .quick-jump-bar {
    opacity: 1;
    transform: none;
    animation: none;
  }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---------- Section Breathing Room & Typography Defaults ---------- */
.studio-poster-copy,
.studio-main,
.studio-filter-section,
.quick-jump-bar {
  padding-top: clamp(4rem, 7vh, 6rem);
  padding-bottom: clamp(4rem, 7vh, 6rem);
  box-sizing: border-box;
}

.studio-poster-copy p,
.studio-main p,
.section-heading p {
  max-width: 70ch;
}

/* ---------- Responsive design (page-level breakpoints) ----------
   body carries overflow-x:hidden; any element wider than the viewport
   would be silently clipped. These keep everything within bounds AND
   keep every tap target at least 44px tall. */

/* Desktop / 1024 */
@media (max-width: 1024px) {
  .studio-poster-copy,
  .studio-main,
  .studio-filter-section,
  .quick-jump-bar {
    padding-top: clamp(3rem, 5vh, 4rem) !important;
    padding-bottom: clamp(3rem, 5vh, 4rem) !important;
  }
  .workstations-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
  .ws-thumb { height: 158px; }
}

/* Tablet / 880 */
@media (max-width: 880px) {
  .studio-poster { grid-template-columns: 1fr; }
  .studio-poster-copy { padding-top: clamp(3rem, 5vh, 4rem) !important; }
  .workstations-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .ws-group-title { font-size: 1.25rem; margin-bottom: 20px; }
  .studio-filter-section { position: static; }
  .filter-tabs { width: 100%; gap: 10px; }
  .search-box-wrap { flex: 1 1 100%; }
}

/* Small tablet / 640 */
@media (max-width: 640px) {
  .studio-poster-copy,
  .studio-main,
  .studio-filter-section,
  .quick-jump-bar {
    padding-top: clamp(2rem, 4vh, 3rem) !important;
    padding-bottom: clamp(2rem, 4vh, 3rem) !important;
  }
  .workstations-grid { grid-template-columns: 1fr; gap: 18px; }
  .ws-thumb { height: 180px; }
  .ws-body { padding: 20px 18px 18px; gap: 12px; }
  .quick-jump-bar { padding: clamp(2rem, 4vh, 3rem) 16px !important; }
  .quick-jump-links { gap: 10px; }
  .quick-jump-pill { flex: 1 1 45%; justify-content: center; text-align: center; }
  .studio-main { padding-left: 16px !important; padding-right: 16px !important; }
  .section-heading { margin-bottom: 28px; gap: 10px; }
}

/* Phone / 440 */
@media (max-width: 440px) {
  .studio-poster-copy { padding: clamp(2rem, 4vh, 3rem) 18px !important; }
  .studio-poster h1 { font-size: clamp(2.1rem, 11vw, 3rem); }
  .studio-poster-actions { flex-direction: column; align-items: stretch; gap: 12px; }
  .studio-poster-actions .btn { width: 100%; }
  .ws-footer { flex-direction: column; align-items: flex-start; gap: 8px; }
  .ws-link-docs { max-width: 100%; }
  .ws-badge-cat { font-size: 11.5px; padding: 3px 8px; }
  .section-heading { flex-direction: column; gap: 8px; margin-bottom: 24px; }
}