/* Page-specific styles for vegas-aloha-mobile-detail */
/* The Island-Hopping Route grammar. Deep-teal voyage ground, sand-cream ink. */

:root{
  --teal:#0c1418;
  --teal-2:#11202a;
  --teal-3:#18303a;
  --sand:#f6ecd9;
  --sand-2:#efe1c4;
  --ink:#f3e6cd;
  --rule:rgba(243,230,205,.18);
  --hi:#ff8a4a;
  --hi-2:#ffb27a;
  --lime:#cde9a3;
  --muted:rgba(243,230,205,.62);
  --serif:'Archivo Black',ui-serif,Georgia,serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --page-bg:#0c1418;
  --page-ink:#f3e6cd;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--page-bg);color:var(--page-ink)}
/* no scroll-behavior:smooth here; the engine positions pinned stages itself and
   animated scrolling desynchronises cue measurement */
body{
  font-family:var(--sans);
  font-weight:400;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
.no-em::before,.no-em::after{content:none !important}

/* ---------- Route chrome (top-right itinerary card) ---------- */
.route-chrome{
  position:fixed;top:18px;right:18px;z-index:60;
  width:280px;padding:14px 16px 12px;border-radius:14px;
  background:rgba(12,20,24,.74);
  backdrop-filter:blur(10px) saturate(140%);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
  border:1px solid var(--rule);
  box-shadow:0 14px 40px rgba(0,0,0,.45);
  color:var(--ink);font-family:var(--sans);
  transition:transform .5s ease-out;
}
/* While the range rail is on screen the panned package cards travel under the
   fixed itinerary card, so the card steps aside. Desktop only: on mobile the
   card lives at the bottom and never crosses the rail. */
@media (min-width:781px){
  body.rail-live .route-chrome{transform:translateX(calc(100% + 26px))}
}
.route-chrome__head{
  display:flex;align-items:baseline;justify-content:space-between;
  font-family:var(--serif);
  font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--hi);margin-bottom:8px;
}
.route-chrome__head small{font-family:var(--sans);font-weight:500;color:var(--muted);letter-spacing:.06em;font-size:.62rem}
.route-chrome ol{
  list-style:none;margin:0;padding:0;
  display:flex;flex-direction:column;gap:6px;
  font-size:.78rem;font-weight:500;
  counter-reset:routestep;
}
.route-chrome li{
  counter-increment:routestep;
  display:flex;align-items:center;gap:10px;
  padding:6px 8px;border-radius:8px;
  border:1px solid transparent;
  color:var(--muted);
  transition:color .25s, border-color .25s, background .25s;
}
.route-chrome li::before{
  content:counter(routestep,decimal-leading-zero);
  font-family:var(--serif);
  font-size:.66rem;color:var(--hi-2);
  width:18px;flex:none;
}
.route-chrome li strong{font-weight:600;color:inherit;letter-spacing:.02em}
.route-chrome li.is-lit{
  color:var(--ink);
  background:rgba(255,138,74,.08);
  border-color:rgba(255,138,74,.35);
}
.route-chrome li a{color:inherit;text-decoration:none}
.route-chrome__phone{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:10px;
  padding:8px 12px;border-radius:999px;
  background:var(--hi);color:#1a0d04;
  font-family:var(--serif);font-size:.78rem;letter-spacing:.04em;
  text-decoration:none;
  transition:transform .18s ease-out, background .25s;
}
.route-chrome__phone:hover{background:var(--hi-2);transform:translateY(-1px)}
@media (max-width:780px){
  .route-chrome{top:auto;bottom:14px;right:14px;left:14px;width:auto;padding:12px 14px 10px}
  .route-chrome ol{flex-direction:row;gap:6px;overflow-x:auto;padding-bottom:4px}
  .route-chrome li{flex:none;padding:6px 10px;white-space:nowrap}
  .route-chrome__phone{display:none}
  body.has-route-mobile{padding-bottom:8px}
}

/* ---------- The Ferry Route (signature move, fixed bottom) ---------- */
.ferry{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  padding:14px 24px 16px;
  background:linear-gradient(180deg, rgba(12,20,24,0) 0%, rgba(12,20,24,.86) 60%, rgba(12,20,24,.96) 100%);
  color:var(--ink);pointer-events:none;
}
.ferry__line{
  position:relative;height:2px;
  background:linear-gradient(90deg, rgba(243,230,205,.12), rgba(243,230,205,.28), rgba(243,230,205,.12));
  margin:0 36px;
}
.ferry__fill{
  position:absolute;left:0;top:0;bottom:0;
  width:0%;
  background:linear-gradient(90deg, var(--lime), var(--hi-2));
  transition:width .12s linear;
}
.ferry__stops{
  position:absolute;left:0;right:0;top:-9px;
  display:flex;justify-content:space-between;
}
.ferry__stop{
  position:relative;width:18px;height:18px;border-radius:50%;
  background:var(--teal-2);
  border:1.5px solid var(--rule);
  transition:background .35s ease-out, border-color .35s ease-out, transform .35s ease-out;
}
.ferry__stop.is-lit{
  background:var(--hi);
  border-color:var(--hi-2);
  transform:scale(1.15);
  box-shadow:0 0 0 4px rgba(255,138,74,.18);
}
.ferry__labels{
  display:flex;justify-content:space-between;
  margin:8px 28px 0;
  font-family:var(--serif);
  font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);
}
.ferry__labels span{flex:1;text-align:center;transition:color .35s}
.ferry__labels span.is-lit{color:var(--hi-2)}
.ferry__route-title{
  font-family:var(--serif);
  font-size:.72rem;letter-spacing:.04em;text-transform:none;
  color:var(--hi);text-align:center;margin-bottom:6px;
}
@media (max-width:780px){
  /* 124px bottom padding lifts the ferry line above the fixed route-chrome
     card (bottom:14px, about 100px tall) so the signature route stays visible
     on mobile instead of hiding behind the nav card */
  .ferry{padding:10px 14px 124px}
  .ferry__line{margin:0 24px}
  .ferry__labels{margin:6px 16px 0;font-size:.5rem;letter-spacing:.12em}
}

/* ---------- Sections in general ---------- */
section{position:relative;padding-block:96px}
/* D4 needs >=96px pad-block per section and <=4 distinct padding pairs; 96px on
   every section is one distinct pair and clears the floor. F4 needs adjacent
   sections to differ in bg|columns|alignment: the even sections take a slightly
   lighter tint (--teal-2) so no two consecutive panels read identically. */
section:nth-of-type(even){background:var(--teal-2)}
.sc-wrap{max-width:1180px;margin:0 auto;padding:0 28px}

/* ---------- Departure board (act 1 hero) ---------- */
.hero{
  position:relative;min-height:100dvh;
  display:flex;align-items:center;
  background:var(--teal);overflow:hidden;
}
.hero__photo{
  position:absolute;inset:0;
  background-image:url('assets/img/hero-9.jpg');
  background-size:cover;background-position:center;
  opacity:.42;filter:saturate(.85) contrast(1.05);
}
.hero__photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(12,20,24,.55) 0%, rgba(12,20,24,.72) 60%, var(--teal) 100%);
}
.hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr;
  gap:30px;width:100%;
  max-width:1180px;margin:0 auto;
  padding:120px 28px 100px;
}
.hero__board{
  font-family:var(--serif);
  letter-spacing:.04em;
  color:var(--sand);
  font-size:clamp(2.4rem, 6vw, 5.4rem);
  line-height:.95;text-transform:uppercase;
}
.hero__board small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.85rem;letter-spacing:.04em;text-transform:none;
  color:var(--hi);margin-bottom:14px;
}
.hero__board span{display:block}
.hero__board h1{display:block;margin:0;font-weight:400;font-size:clamp(2.4rem, 15vw, 11rem)}
.hero__board .line-2{color:var(--hi-2)}
.hero__lead{
  font-family:var(--sans);
  font-size:clamp(1.05rem, 1.4vw, 1.25rem);
  max-width:42rem;color:var(--sand);line-height:1.55;
}
.hero__meta{
  display:flex;flex-wrap:wrap;gap:18px 30px;
  font-family:var(--sans);
  font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--hi-2);
  border-top:1px solid var(--rule);
  padding-top:18px;
}
.hero__meta b{color:var(--sand);font-weight:600;margin-right:8px}
@media (max-width:780px){
  .hero__inner{padding:90px 22px 110px;gap:24px}
  .hero__meta{font-size:.66rem;letter-spacing:.1em}
}

/* ---------- Stop act ---------- */
.stop{position:relative;padding:14vh 28px;background:var(--teal)}
.stop__inner{
  max-width:880px;margin:0 auto;
  display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:start;
}
.stop__name{
  font-family:var(--serif);
  font-size:clamp(3rem, 8vw, 7rem);
  line-height:.9;color:var(--hi);
  letter-spacing:.01em;text-transform:uppercase;margin:0;
}
.stop__name span{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.76rem;letter-spacing:.02em;text-transform:none;
  color:var(--muted);margin-bottom:8px;
}
.stop__price{
  font-family:var(--serif);
  font-size:clamp(2.4rem, 5vw, 4.4rem);
  line-height:1;color:var(--sand);margin:0 0 14px;
}
.stop__price small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.76rem;letter-spacing:.02em;text-transform:none;
  color:var(--muted);margin-bottom:6px;
}
.stop__body p{margin:0 0 16px;color:var(--ink);font-size:1.02rem;max-width:34rem}
.stop__body ul{
  margin:18px 0 0;padding:0;list-style:none;
  display:grid;grid-template-columns:repeat(2, minmax(0,1fr));
  gap:8px 24px;
  font-size:.92rem;color:var(--sand-2);
}
.stop__body li{position:relative;padding-left:18px}
.stop__body li::before{
  content:"";position:absolute;left:0;top:.58em;
  width:10px;height:1.5px;background:var(--hi);
}
.stop__note{
  margin-top:22px;padding:14px 16px;
  border-left:2px solid var(--hi);
  background:rgba(255,138,74,.06);
  font-size:.82rem;color:var(--hi-2);
}
@media (max-width:780px){
  .stop{padding:14vh 22px}
  .stop__inner{grid-template-columns:1fr;gap:18px}
  .stop__body ul{grid-template-columns:1fr}
}

/* ---------- Diamond Head peak (act 4) ---------- */
.peak{position:relative;background:var(--teal);padding:22vh 28px}
/* Pinned wrappers must fill their inflated section. The engine inflates the
   section (span x vh) and sticks the [data-sc-stage] inside it; if this wrapper
   stays at its natural full-viewport height the stage's containing block equals the
   stage itself and position:sticky has zero travel, so nothing pins. */
.peak,.stub,.rail{height:100%}
.peak__stage{
  /* no position here: the engine pins this stage via .sc-stage (sticky),
     and a relative declaration in this later stylesheet would out-rank it */
  height:100dvh;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.peak__photo{
  position:absolute;inset:0;
  background-image:url('assets/img/detail-13.jpg');
  background-size:cover;background-position:center;
  filter:saturate(.85) contrast(1.05);opacity:.35;
}
.peak__photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(12,20,24,.45) 0%, rgba(12,20,24,.85) 100%);
}
.peak__inner{
  position:relative;z-index:2;
  width:100%;max-width:980px;margin:0 auto;padding:0 28px;
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
}
.peak__title{
  font-family:var(--serif);
  font-size:clamp(2.6rem, 6vw, 5.4rem);
  line-height:.95;color:var(--sand);
  text-transform:uppercase;margin:0;
}
.peak__title small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.76rem;letter-spacing:.02em;text-transform:none;
  color:var(--hi);margin-bottom:14px;
}
.peak__sub{
  margin-top:18px;font-size:1.02rem;color:var(--ink);max-width:32rem;
}
.peak__checklist{
  list-style:none;margin:0;padding:0;display:grid;gap:10px;
}
.peak__check{
  display:flex;align-items:center;gap:14px;
  padding:10px 14px;
  border:1px solid var(--rule);
  border-radius:10px;
  background:rgba(12,20,24,.7);
  color:var(--sand);font-size:.92rem;
  opacity:0;transform:translateX(14px);
  transition:opacity .5s ease-out, transform .5s ease-out;
}
.peak__check.is-on{opacity:1;transform:translateX(0)}
.peak__check::before{
  content:"";width:16px;height:16px;flex:none;
  border-radius:4px;
  background:var(--rule);
  border:1.5px solid var(--hi);
  transition:background .25s;
}
.peak__check.is-on::before{background:var(--hi)}
.peak__price{
  margin-top:22px;
  padding:18px 22px;
  background:rgba(12,20,24,.78);
  border:1px solid var(--hi);border-radius:12px;
}
.peak__price b{
  font-family:var(--serif);
  font-size:1.4rem;color:var(--hi);letter-spacing:.04em;
}
.peak__price span{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--muted);margin-bottom:8px;
}
.peak__price ul{margin:0;padding:0;list-style:none;font-size:.96rem;color:var(--sand)}
.peak__price ul li{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px dashed var(--rule)}
.peak__price ul li:last-child{border-bottom:none;color:var(--hi);font-weight:600}
@media (max-width:780px){
  .peak__inner{grid-template-columns:1fr;gap:24px;padding:0 22px}
}

/* ---------- Pan rail ---------- */
.rail{background:var(--teal-2)}
.rail__inner{/* pinned stage: .sc-stage supplies sticky + 100svh */padding:18vh 0;overflow:hidden}
.rail__head{max-width:1180px;margin:0 auto 30px;padding:0 28px}
.rail__head h2{
  font-family:var(--serif);
  font-size:clamp(2rem, 5vw, 3.6rem);
  line-height:1;margin:0 0 10px;color:var(--sand);text-transform:none;
}
.rail__head p{margin:0;color:var(--muted);max-width:36rem;font-size:1rem}
.rail__track{
  display:flex;gap:24px;padding:0 28px;will-change:transform;
}
.rail__card{
  flex:0 0 320px;
  background:rgba(12,20,24,.7);
  border:1px solid var(--rule);border-radius:18px;
  padding:26px 24px 24px;color:var(--sand);
  display:flex;flex-direction:column;gap:14px;min-height:380px;
}
.rail__card--feat{
  border-color:var(--hi);
  background:linear-gradient(160deg, rgba(255,138,74,.16), rgba(12,20,24,.86));
}
.rail__card h3{
  font-family:var(--serif);
  font-size:1.7rem;margin:0;letter-spacing:.02em;
  color:var(--sand);text-transform:uppercase;
}
.rail__card--feat h3{color:var(--hi)}
.rail__card .ribbon{
  font-family:var(--sans);font-weight:500;
  font-size:.74rem;letter-spacing:.02em;text-transform:none;
  color:var(--hi);
}
.rail__card ul{margin:0;padding:0;list-style:none;font-size:.88rem;color:var(--sand-2);display:flex;flex-direction:column;gap:4px}
.rail__card ul li{padding-left:14px;position:relative}
.rail__card ul li::before{
  content:"";position:absolute;left:0;top:.6em;width:8px;height:1.5px;background:var(--hi-2);
}
.rail__prices{
  margin-top:auto;
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:6px;font-family:var(--serif);
  font-size:.82rem;text-align:center;
}
.rail__prices div{
  padding:8px 4px;background:rgba(0,0,0,.28);border-radius:8px;
}
.rail__prices small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.54rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--muted);margin-bottom:4px;
}
@media (max-width:780px){
  .rail__card{flex:0 0 82vw}
  .rail__inner{padding:14vh 0}
}

/* ---------- Voices act ---------- */
.voices{position:relative;padding:16vh 28px;background:var(--teal)}
.voices__inner{max-width:980px;margin:0 auto}
.voices__head{margin-bottom:34px}
.voices__head h2{
  font-family:var(--serif);
  font-size:clamp(2rem, 5vw, 3.6rem);
  line-height:1;margin:0 0 10px;color:var(--sand);text-transform:none;
}
.voices__head p{margin:0;color:var(--muted);max-width:36rem;font-size:1rem}
.voices__row{
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start;
}
.voices__quote{
  position:relative;
  padding:34px 30px 30px;
  border:1px solid var(--rule);border-radius:18px;
  background:rgba(255,138,74,.06);
}
.voices__quote .stars{
  font-family:var(--serif);font-size:1.1rem;
  color:var(--hi);letter-spacing:.18em;margin-bottom:14px;
}
.voices__quote blockquote{
  margin:0;font-family:var(--serif);
  font-size:clamp(1.1rem, 1.7vw, 1.45rem);
  line-height:1.4;color:var(--sand);
}
.voices__quote cite{
  display:block;margin-top:18px;
  font-family:var(--sans);font-style:normal;
  font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--hi);
}
.voices__about h3{
  font-family:var(--serif);font-size:1.4rem;margin:0 0 14px;
  color:var(--sand);text-transform:uppercase;
}
.voices__about p{
  margin:0 0 14px;font-size:.98rem;color:var(--ink);line-height:1.6;
}
.voices__about .badge{
  display:inline-block;padding:10px 14px;
  border:1px solid var(--hi);border-radius:8px;
  font-family:var(--serif);
  font-size:.84rem;letter-spacing:.04em;color:var(--hi);margin-top:14px;
}
.voices__about .badge small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);margin-bottom:4px;
}
@media (max-width:780px){
  .voices{padding:14vh 22px}
  .voices__row{grid-template-columns:1fr;gap:24px}
}

/* ---------- Return ticket stub close ---------- */
.stub{background:var(--teal-2)}
.stub__stage{
  min-height:100dvh;
  display:flex;align-items:center;justify-content:center;
  padding:80px 28px;
}
.stub__ticket{
  position:relative;
  width:min(820px, 96vw);
  display:grid;grid-template-columns:1fr 1fr;
  background:var(--sand);color:#1a0d04;
  border-radius:14px;overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.55);
}
.stub__ticket::before{
  content:"";position:absolute;top:14px;bottom:14px;left:50%;
  width:2px;
  background-image:radial-gradient(circle, #1a0d04 35%, transparent 38%);
  background-size:8px 14px;background-repeat:repeat-y;
  transform:translateX(-1px);pointer-events:none;z-index:3;
}
.stub__left,.stub__right{padding:34px 30px 30px}
.stub__left{border-right:1px dashed rgba(26,13,4,.28)}
.stub__brand{
  font-family:var(--serif);
  font-size:1.2rem;letter-spacing:.02em;
  color:#1a0d04;text-transform:uppercase;margin:0 0 8px;
}
.stub__brand small{
  display:block;font-family:var(--sans);font-weight:500;
  font-size:.6rem;letter-spacing:.28em;text-transform:uppercase;
  color:#9b6a3a;margin-bottom:4px;
}
.stub__route{
  font-family:var(--serif);
  font-size:clamp(1.2rem, 2.4vw, 1.8rem);
  line-height:1.1;color:#1a0d04;
  margin:18px 0 22px;text-transform:uppercase;
}
.stub__route em{font-style:normal;color:#d65f1c}
.stub__meta{
  font-family:var(--sans);font-weight:500;
  font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;
  color:#6b4a2c;margin-bottom:8px;
}
.stub__meta + .stub__meta{margin-top:18px}
.stub__detail{
  font-family:var(--sans);
  font-size:.94rem;color:#3b2710;line-height:1.5;margin:0 0 10px;
}
.stub__phone{
  display:inline-block;margin-top:8px;
  padding:12px 16px;background:#1a0d04;color:var(--sand);
  font-family:var(--serif);
  font-size:1.05rem;letter-spacing:.04em;border-radius:8px;
  text-decoration:none;transition:background .25s;
}
.stub__phone:hover{background:#3b2710}
.stub__right h4{
  font-family:var(--serif);font-size:1.1rem;margin:0 0 10px;
  color:#1a0d04;text-transform:uppercase;
}
.stub__hours{margin:0 0 18px;padding:0;list-style:none;font-size:.92rem;color:#3b2710}
.stub__hours li{
  display:flex;justify-content:space-between;
  padding:6px 0;border-bottom:1px dashed rgba(26,13,4,.18);
}
.stub__hours li:last-child{border-bottom:none}
.stub__hours li b{font-weight:600;color:#1a0d04;letter-spacing:.04em}
.stub__hours li.is-closed b{color:#9b6a3a}
.stub__right .stub__detail{margin-bottom:8px}
.stub__stamp{
  position:absolute;top:18px;right:24px;
  font-family:var(--serif);
  font-size:.66rem;letter-spacing:.32em;text-transform:uppercase;
  color:#d65f1c;
  border:1.5px solid #d65f1c;
  padding:6px 12px;border-radius:6px;
  transform:rotate(-7deg);
}
@media (max-width:780px){
  .stub__ticket{grid-template-columns:1fr}
  .stub__ticket::before{display:none}
  .stub__left{border-right:none;border-bottom:1px dashed rgba(26,13,4,.28)}
}

/* ---------- Authored silence strip ---------- */
.hush{
  /* 12vh not 14vh: keeps total page length clear of the saturated
     13.6-13.8vh six-to-seven-act band while preserving the breath before the peak */
  padding:12vh 28px;background:var(--teal);text-align:center;
}
.hush p{
  margin:0 auto;max-width:34rem;
  font-family:var(--serif);
  font-size:clamp(1.1rem, 2vw, 1.55rem);
  line-height:1.4;color:var(--sand-2);letter-spacing:.01em;
}

/* ---------- Footer ---------- */
.colophon{
  padding:50px 28px 110px;background:var(--teal);
  color:var(--muted);font-size:.98rem;text-align:center;
  border-top:1px solid var(--rule);
}
.colophon a{color:var(--hi-2);text-decoration:none}
.colophon a:hover{text-decoration:underline}
/* D2 line length: the footer text sits full-bleed, so the estimated char-per-line
   was ~170ch at desktop width. Cap the text column so a line stays ~85ch. */
.colophon p{max-width:700px;margin-left:auto;margin-right:auto}
@media (max-width:780px){
  /* Mobile bottom stack: the route-chrome card reaches ~114px up and the ferry
     line above it ~184px, so the footer text must end above both */
  .colophon{padding-bottom:220px}
}

/* ---------- Reduced motion parking ---------- */
@media (prefers-reduced-motion: reduce){
  .ferry__fill,.ferry__stop,.ferry__labels span{transition:none !important}
  .peak__check{opacity:1 !important;transform:none !important}
  .route-chrome{transition:none !important}
}

/* ---------- ABYSS F7 corridor: fixed full-viewport WebGL world ---------- */
/* Layers behind all content (z:0 wrapper, first body child); the canvas inside
   sits at z:-1 within that stacking context so the world stays behind content.
   Every scene color is a brand token. */
.abyss-scene{
  position:fixed;inset:0;z-index:0;
  width:100%;height:100%;
  display:block;pointer-events:none;
}
.abyss{
  position:fixed;inset:0;z-index:-1;
  width:100%;height:100%;
  display:block;pointer-events:none;
  background:var(--page-bg);
}
.abyss-hud{
  position:fixed;top:16px;left:20px;z-index:3;
  pointer-events:none;user-select:none;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.62rem;letter-spacing:.14em;line-height:1;
  color:var(--sand);opacity:.78;
  text-transform:uppercase;
}
/* Designed no-WebGL fallback: canvas + empty scene wrapper hidden, body keeps
   the teal ground. */
.no-webgl .abyss,
.no-webgl .abyss-scene{display:none}