:root {
  --ink: #0b0d0e;
  --ink-soft: #141719;
  --bone: #dcd6c9;
  --bone-dim: rgba(220, 214, 201, .62);
  --bone-faint: rgba(220, 214, 201, .18);
  --ember: #e08a46;
  --gold: #c8a46c;
  --serif: 'Cormorant', 'Cormorant Garamond', Georgia, serif;
  --caps: 'Cormorant SC', 'Cormorant', Georgia, serif;
  --deva: 'Tiro Devanagari Sanskrit', 'Noto Serif Devanagari', serif;
  --edge: clamp(1.1rem, 2.6vw, 2.4rem);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--serif);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
}

.small-caps { font-family: var(--caps); font-size: .78rem; letter-spacing: .32em; text-transform: lowercase; color: var(--bone-dim); }
.deva { font-family: var(--deva); letter-spacing: .04em; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.visually-hidden:focus-within { width: auto; height: auto; clip-path: none; left: var(--edge); bottom: 4rem; z-index: 5; background: var(--ink-soft); padding: .5rem; }

/* ---------- the journey ---------- */

#journey { position: relative; height: 1000vh; }

#stage { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; background: var(--ink); }

#gl, #portal, #flash, #captions { position: absolute; inset: 0; width: 100%; height: 100%; }
#gl { display: block; touch-action: pan-y; }
#portal { opacity: 0; pointer-events: none; }
#flash { opacity: 0; pointer-events: none; background: radial-gradient(circle at 50% 50%, #fff8ea 0%, #f3dcb8 45%, #caa477 100%); }
#captions { pointer-events: none; }

.corner { position: absolute; display: flex; flex-direction: column; gap: .35rem; pointer-events: none; z-index: 2; }
.corner-top-left { top: var(--edge); left: var(--edge); }
.corner-top-right { top: var(--edge); right: var(--edge); align-items: flex-end; }
.corner-top-right .deva { font-size: .9rem; letter-spacing: .08em; color: var(--gold); text-transform: none; }
.wordmark { font-family: var(--caps); font-size: 1.05rem; letter-spacing: .5em; text-transform: uppercase; color: var(--bone); }

#rail { position: absolute; right: var(--edge); top: 50%; width: 1px; height: 28vh; transform: translateY(-50%); background: var(--bone-faint); z-index: 2; }
#rail i { position: absolute; left: -2px; top: 0; width: 5px; height: 5px; margin-top: -2.5px; border-radius: 50%; background: var(--ember); box-shadow: 0 0 10px var(--ember); }

.caption { position: absolute; opacity: 0; transform: translateY(var(--rise, 0)); will-change: opacity, transform; }

.caption.hero { left: calc(var(--edge) + 1rem); top: 50%; transform: translateY(calc(-50% + var(--rise, 0))); max-width: 30vw; }
.caption.hero h1 {
  margin: 0;
  font-family: var(--caps);
  font-weight: 300;
  font-size: clamp(2rem, 3.9vw, 3.7rem);
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--bone);
  text-shadow: 0 2px 30px rgba(0, 0, 0, .7);
}
.caption.hero .hero-deva { margin: 0 0 .5rem; font-size: 1.05rem; color: var(--gold); letter-spacing: .3em; }
.caption.hero .small-caps { margin: .9rem 0 0; padding-top: .9rem; border-top: 1px solid var(--bone-faint); }

.caption.chapter { top: 50%; width: min(19rem, 36vw); transform: translateY(calc(-50% + var(--rise, 0))); text-shadow: 0 1px 18px rgba(0, 0, 0, .85), 0 0 2px rgba(0, 0, 0, .6); }
.caption.chapter.right { right: calc(var(--edge) + 3.2rem); }
.caption.chapter.left { left: calc(var(--edge) + 1rem); }
.caption.chapter .numeral { display: block; font-family: var(--caps); font-size: .8rem; letter-spacing: .4em; color: var(--ember); }
.caption.chapter h2 {
  margin: .5rem 0 .8rem;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--bone-faint);
  font-weight: 300;
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
  letter-spacing: .08em;
  color: var(--bone);
}
.caption.chapter p { margin: 0; font-size: 1.12rem; line-height: 1.5; font-style: italic; color: var(--bone-dim); }

.caption.whisper { left: 0; right: 0; bottom: 14vh; text-align: center; }
.caption.whisper p { margin: 0; font-family: var(--caps); font-size: 1rem; letter-spacing: .8em; text-indent: .8em; color: #fff1dc; }

#hints { position: absolute; left: var(--edge); right: var(--edge); bottom: var(--edge); display: flex; justify-content: space-between; align-items: flex-end; pointer-events: none; z-index: 2; }
.hint-scroll { display: flex; align-items: center; gap: .9rem; writing-mode: vertical-rl; transform: rotate(180deg); }
.hint-scroll i { position: relative; width: 1px; height: 3.2rem; overflow: hidden; background: var(--bone-faint); }
.hint-scroll i::after { content: ''; position: absolute; left: 0; width: 1px; height: 40%; background: var(--bone); animation: drip 2.4s cubic-bezier(.6, 0, .4, 1) infinite; }
@keyframes drip { from { top: 100%; } to { top: -40%; } }

#tooltip {
  position: fixed;
  z-index: 4;
  transform: translate(-50%, calc(-100% - .6rem));
  padding: .35rem .8rem .4rem;
  pointer-events: none;
  white-space: nowrap;
  font-family: var(--caps);
  font-size: .82rem;
  letter-spacing: .22em;
  color: var(--bone);
  background: rgba(11, 13, 14, .72);
  border-top: 1px solid var(--bone-faint);
  border-bottom: 1px solid var(--bone-faint);
  backdrop-filter: blur(6px);
}
#tooltip .deva { margin-left: .7rem; font-size: .85rem; color: var(--gold); letter-spacing: .05em; }

#loader {
  position: absolute; inset: 0; z-index: 3;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem;
  background: var(--ink);
  transition: opacity 1.6s ease, visibility 1.6s;
}
#loader .deva { font-size: 2.6rem; color: var(--gold); animation: breathe 3s ease-in-out infinite; }
#loader.gone { opacity: 0; visibility: hidden; }
@keyframes breathe { 50% { opacity: .35; } }

/* ---------- the realm inside ---------- */

#realm { position: relative; background: var(--ink); }

.scene { position: relative; }
.scene-unmesha { height: 220vh; }
.scene-ranga { height: 420vh; }
.scene-pratyabhijna { height: 200vh; }

.scene-frame {
  position: sticky; top: 0;
  display: grid; place-items: center;
  height: 100vh; height: 100svh;
  padding: 0 var(--edge);
  overflow: hidden;
}
.scene-frame > * { grid-area: 1 / 1; }
.scene-frame > .dissolve, .scene-frame > .spotlight { grid-area: auto; }
.scene [data-window] { opacity: 0; visibility: hidden; transform: translateY(var(--rise, 0)); will-change: opacity, transform; }

/* The world dissolving into the light of the opened eye (Spanda Kārikā 1.1). */
.scene-unmesha .scene-frame { background: radial-gradient(ellipse at 50% 55%, rgba(224, 138, 70, .16), transparent 62%), var(--ink); }
.dissolve { position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, #fff8ea 0%, #f3dcb8 45%, #caa477 100%); pointer-events: none; }
.scene-unmesha [data-window].dissolve { opacity: 1; visibility: visible; transform: none; }

.verse { position: relative; margin: 0; max-width: 46rem; text-align: center; }
.verse blockquote { margin: 0; }
.verse-text { margin: 0; font-size: clamp(1.5rem, 3.4vw, 2.6rem); line-height: 1.7; color: var(--gold); text-shadow: 0 0 28px rgba(224, 138, 70, .28); }
.verse-english { margin: 1.6rem auto 0; max-width: 34rem; font-size: clamp(1.1rem, 2vw, 1.4rem); line-height: 1.55; font-style: italic; color: var(--bone); }
.verse figcaption { margin-top: 1.8rem; }
.verse figcaption::before { content: ''; display: block; width: 2.4rem; height: 1px; margin: 0 auto 1rem; background: var(--ember); opacity: .7; }

/* A bare stage: one light, one floor (Śiva Sūtras 3.9–3.11). */
.spotlight { position: absolute; inset: 0; pointer-events: none; }
.spotlight::before {
  content: ''; position: absolute; left: 50%; top: -6vh; width: min(70rem, 150vw); height: 96vh;
  transform: translateX(-50%);
  clip-path: polygon(46% 0, 54% 0, 100% 100%, 0 100%);
  background: linear-gradient(rgba(255, 236, 206, .2), rgba(255, 226, 186, .07) 60%, rgba(255, 220, 180, .03));
  filter: blur(6px);
}
.spotlight::after {
  content: ''; position: absolute; left: 50%; bottom: 3vh; width: min(58rem, 130vw); height: 18vh;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(ellipse at 50% 50%, rgba(255, 230, 196, .24), rgba(224, 138, 70, .07) 55%, transparent 72%);
}
.sutra .verse-text { font-size: clamp(2.2rem, 6vw, 4.4rem); line-height: 1.3; color: #f6e3c2; }

/* Recognition (Pratyabhijñāhṛdayam 1), then the way back up. */
.scene-pratyabhijna .scene-frame {
  display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4.5rem;
  background: radial-gradient(ellipse at 50% 45%, rgba(200, 164, 108, .14), transparent 60%), var(--ink);
}
#to-surface { color: var(--bone-dim); text-decoration: none; border-bottom: 1px solid var(--bone-faint); padding-bottom: .3rem; }
#to-surface:hover, #to-surface:focus-visible { color: var(--ember); outline: none; }
/* ---------- dialogs ---------- */

.card-dialog {
  width: min(34rem, calc(100vw - 2rem));
  max-height: min(84vh, 52rem);
  padding: 3rem clamp(1.4rem, 4vw, 3rem) 2.6rem;
  color: var(--bone);
  background: linear-gradient(180deg, #16191b, #0e1011);
  border: 0;
  border-top: 1px solid var(--bone-faint);
  border-bottom: 1px solid var(--bone-faint);
  box-shadow: 0 40px 120px rgba(0, 0, 0, .7);
}
.card-dialog::backdrop { background: rgba(6, 7, 8, .66); backdrop-filter: blur(6px) grayscale(.4); }
.card-dialog[open] { animation: rise .6s cubic-bezier(.2, .8, .2, 1); }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }
.card-dialog .close {
  position: absolute; top: .8rem; right: 1rem;
  font: 300 1.8rem/1 var(--serif); color: var(--bone-dim);
  background: none; border: 0; cursor: pointer;
}
.card-dialog .close:hover, .card-dialog .close:focus-visible { color: var(--ember); outline: none; }

.bead-medallion {
  display: grid; place-items: center;
  width: 4.2rem; height: 4.2rem; margin: 0 auto 1.4rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #9a5a36, #4a2413 60%, #2a130a);
  box-shadow: inset 0 -6px 12px rgba(0, 0, 0, .5), 0 0 30px rgba(224, 138, 70, .18);
}
.bead-number { font-family: var(--deva); font-size: 1.4rem; color: #f3dcb8; }
.bead-title { margin: 0; text-align: center; font-family: var(--caps); font-weight: 300; font-size: 1.9rem; letter-spacing: .2em; color: #f4eee2; }
.bead-subtitle { margin: .3rem 0 1.6rem; text-align: center; font-family: var(--deva); color: var(--gold); }


.prose { font-size: 1.22rem; line-height: 1.65; font-weight: 400; }
.prose a { color: var(--ember); }
.prose blockquote { margin: 1.4rem 0; padding-left: 1.2rem; border-left: 1px solid var(--ember); font-style: italic; color: var(--bone-dim); }
.prose code { font-family: Consolas, 'Cascadia Code', monospace; font-size: .85em; background: rgba(255, 255, 255, .06); padding: .1em .35em; }
.prose pre { overflow-x: auto; padding: 1rem; background: rgba(0, 0, 0, .35); }
.prose pre code { background: none; padding: 0; }
.prose table { border-collapse: collapse; margin: 1rem 0; }
.prose th, .prose td { padding: .3rem .9rem; border-bottom: 1px solid var(--bone-faint); }

/* ---------- small screens ---------- */

@media (max-width: 720px) {
  .caption.hero { top: 13vh; left: var(--edge); right: var(--edge); max-width: none; transform: translateY(var(--rise, 0)); text-align: center; }
  .caption.hero h1 { font-size: 2.2rem; text-indent: .34em; }
  .caption.hero .small-caps { border-top: 0; padding-top: 0; }
  .corner-top-left .small-caps { display: none; }
  .caption.chapter { top: auto; bottom: 12vh; width: auto; transform: translateY(var(--rise, 0)); }
  .caption.chapter.right, .caption.chapter.left { left: var(--edge); right: var(--edge); }
  .corner-top-right, #rail { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .hint-scroll i::after, #loader .deva { animation: none; }
  .scene [data-window] { transform: none; }
}