/* ─── AppCave — a dark cave, two lit doorways ─── */
:root {
  --stone: #131417;
  --stone-2: #1A1C21;
  --edge: #2A2D35;
  --chalk: #ECEAE4;
  --chalk-dim: #9B9890;
  --ember: #E0A458;
  --ember-deep: #C8853A;
  --torch-glow: rgba(224, 164, 88, 0.07);
  --card-shadow: rgba(0, 0, 0, 0.5);
  --stratum-back: #17181D;
  --stratum-front: #0E0F12;
  --dust-c: rgba(236, 234, 228, 0.55);
}

[data-theme="light"] {
  --stone: #F4F1EB;
  --stone-2: #FBF9F4;
  --edge: #DDD7CB;
  --chalk: #23211C;
  --chalk-dim: #6E6A5F;
  --ember: #B67B2E;
  --ember-deep: #96621F;
  --torch-glow: rgba(182, 123, 46, 0.08);
  --card-shadow: rgba(90, 75, 45, 0.22);
  --stratum-back: #E9E4D9;
  --stratum-front: #DFD8C9;
  --dust-c: rgba(120, 105, 75, 0.4);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--stone);
  color: var(--chalk);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.35s ease, color 0.35s ease;
  min-height: 100vh;
  overflow-x: hidden;
}

.wrap { max-width: 1020px; margin: 0 auto; padding: 0 1.5rem; }

.torch { position: fixed; inset: 0; pointer-events: none; z-index: 0; }

/* dust motes */
.dust { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.dust i {
  position: absolute;
  border-radius: 50%;
  background: var(--dust-c);
  animation: drift linear infinite, blink ease-in-out infinite;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0); }
  25%  { transform: translate3d(2.2vw, -3vh, 0); }
  50%  { transform: translate3d(-1.4vw, -6vh, 0); }
  75%  { transform: translate3d(1.8vw, -9vh, 0); }
  to   { transform: translate3d(0, -12vh, 0); }
}
@keyframes blink {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.8; }
}

/* cave strata */
.strata { position: relative; z-index: 0; pointer-events: none; }
.stratum { display: block; width: 100%; height: 90px; will-change: transform; }
.strata-top { position: absolute; top: 0; left: 0; right: 0; }
.strata-top .stratum { position: absolute; top: 0; height: 120px; }
.strata-top .st-back path { fill: var(--stratum-back); }
.strata-top .st-front path { fill: var(--stratum-front); }
.strata-bottom { margin-top: -2rem; }
.strata-bottom .stratum { position: relative; display: block; }
.strata-bottom .st-back { margin-bottom: -90px; }
.strata-bottom .st-back path { fill: var(--stratum-back); }
.strata-bottom .st-front path { fill: var(--stratum-front); }

/* ═══ Top ═══ */
.top { position: relative; z-index: 3; padding: 1.4rem 0; }
.top-row { display: flex; align-items: center; justify-content: space-between; }
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.01em;
}
.wordmark svg { width: 27px; height: 27px; color: var(--ember); }
.theme-toggle {
  position: fixed;
  top: 1.4rem;
  right: 1.4rem;
  z-index: 60;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--edge);
  background: var(--stone-2);
  color: var(--chalk);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.35s ease, border-color 0.35s ease, transform 0.2s ease;
}
.theme-toggle:hover { transform: rotate(15deg); }
.theme-toggle svg { width: 19px; height: 19px; }
.theme-toggle .sun { display: none; }
[data-theme="light"] .theme-toggle .sun { display: block; }
[data-theme="light"] .theme-toggle .moon { display: none; }

/* ═══ Hero ═══ */
.hero { position: relative; z-index: 1; padding: 6.5rem 0 3rem; }
.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
}
.hero .line { display: block; overflow: hidden; }
.hero .line i {
  display: block;
  font-style: normal;
  transform: translateY(110%);
  transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.hero .line.shown i { transform: translateY(0); }
.hero .lede {
  margin-top: 1.3rem;
  max-width: 34rem;
  font-size: 1.1rem;
  color: var(--chalk-dim);
}
.hero .lede strong { color: var(--ember); font-weight: 600; }

/* ═══ The launcher shelf ═══ */
.shelf { position: relative; z-index: 1; padding: 2.5rem 0 3rem; }
.shelf-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
  perspective: 1200px;
}

.door {
  --rx: 0deg;
  --ry: 0deg;
  --gx: 50%;
  --gy: 50%;
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 22px;
  overflow: hidden;
  text-decoration: none;
  border: 1px solid var(--edge);
  box-shadow: 0 18px 50px var(--card-shadow);
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 0.18s ease-out, box-shadow 0.3s ease;
  will-change: transform;
}
.door::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(420px at var(--gx) var(--gy), rgba(255, 255, 255, 0.08), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.door:hover::after, .door:focus-visible::after { opacity: 1; }
.door-art { width: 100%; height: 150px; display: block; flex-shrink: 0; }
.depth { transition: transform 0.18s ease-out; will-change: transform; }
.door-body { padding: 1.5rem 1.7rem 1.7rem; display: flex; flex-direction: column; flex: 1; }
.door-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}
.door-chip {
  font-family: 'Inter', sans-serif;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 0.28rem 0.7rem;
  white-space: nowrap;
}
.door-tag { font-size: 1rem; margin: 0.5rem 0 0.8rem; }
.door-desc { font-size: 0.9rem; line-height: 1.65; flex: 1; }
.door-cta {
  margin-top: 1.3rem;
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform 0.25s ease;
}
.door:hover .door-cta { transform: translateX(4px); }

/* — Prism door — */
.door-prism { background: #0C0A08; }
.door-prism:hover { box-shadow: 0 26px 80px rgba(201, 162, 92, 0.28); }
.door-prism .door-art { background: radial-gradient(ellipse 130% 100% at 50% -30%, #1A1610, #0C0A08); }
.prism-word {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: 2rem;
  letter-spacing: 0.16em;
  color: #EDE4D3;
}
.prism-tag {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  color: #C9A25C;
  font-size: 1.1rem;
}
.door-prism .door-desc { color: #B0A58E; }
.door-prism .door-cta { color: #C9A25C; }
.door-prism .chip-live { background: rgba(89, 224, 123, 0.12); color: #59E07B; }

/* — OmniFiles door — */
.door-omni { background: #FAF8FC; }
.door-omni:hover { box-shadow: 0 26px 80px rgba(103, 80, 164, 0.38); }
.door-omni .door-art { background: linear-gradient(160deg, #EADDFF 0%, #F3EDFA 60%, #FAF8FC 100%); }
.omni-word {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  color: #1C1B1F;
}
.omni-tag {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 600;
  color: #6750A4;
}
.door-omni .door-desc { color: #49454F; }
.door-omni .door-cta { color: #4F378B; }
.door-omni .chip-dev { background: #EADDFF; color: #4F378B; }

/* ═══ Creed ═══ */
.creed { position: relative; z-index: 1; padding: 2.5rem 0 3.5rem; }
.creed-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.2rem;
  border-top: 1px solid var(--edge);
  padding-top: 2.2rem;
}
.creed-list li { font-size: 0.88rem; color: var(--chalk-dim); }
.creed-list b {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  color: var(--chalk);
  margin-bottom: 0.25rem;
}

/* ═══ Footer ═══ */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--edge);
  padding: 1.6rem 0;
  font-size: 0.85rem;
  color: var(--chalk-dim);
}
.foot-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.6rem; }
footer nav { display: flex; gap: 0.6rem; }
footer a { color: var(--ember); text-decoration: none; }
footer a:hover, footer a:focus-visible { text-decoration: underline; }

a:focus-visible, button:focus-visible { outline: 2px solid var(--ember); outline-offset: 3px; }

/* reveals */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.shown { opacity: 1; transform: none; }
.door.reveal { transform: rotateX(var(--rx)) rotateY(var(--ry)); transition: opacity 0.7s ease, transform 0.18s ease-out; }
.door.reveal:not(.shown) { opacity: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  body, .door, .door-cta, .theme-toggle, .depth { transition: none; }
  .dust i { animation: none; opacity: 0.25; }
  .hero .line i { transform: none; transition: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 820px) {
  .shelf-grid { grid-template-columns: 1fr; }
  .creed-list { grid-template-columns: 1fr 1fr; }
  .hero { padding-top: 5rem; }
}