@font-face{font-family:'Bebas Neue';font-style:normal;font-weight:400;font-display:swap;src:url(../../assets/fonts/BebasNeue-400-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:300;font-display:swap;src:url(../../assets/fonts/Outfit-300-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:400;font-display:swap;src:url(../../assets/fonts/Outfit-400-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:500;font-display:swap;src:url(../../assets/fonts/Outfit-500-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:600;font-display:swap;src:url(../../assets/fonts/Outfit-600-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:700;font-display:swap;src:url(../../assets/fonts/Outfit-700-normal.woff2) format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:800;font-display:swap;src:url(../../assets/fonts/Outfit-800-normal.woff2) format('woff2')}
@font-face{font-family:'Playfair Display';font-style:italic;font-weight:700;font-display:swap;src:url(../../assets/fonts/PlayfairDisplay-700-italic.woff2) format('woff2')}
@font-face{font-family:'Playfair Display';font-style:normal;font-weight:700;font-display:swap;src:url(../../assets/fonts/PlayfairDisplay-700-normal.woff2) format('woff2')}
/* ---------- Newstalk theme tokens (single source of truth) ---------- */
:root{
  --nt-pink:#ff004d; --nt-pink-dark:#cc003f; --nt-pink-deep:#a30029;
  --nt-purple:#3c1b40; --nt-yellow:#ffc600; --nt-grey:#414042; --nt-grey-light:#b1b3b3;
  --rock:#120c10; --rock-2:#1d1418; --rock-3:#2a1d22; --bone:#f3ebdd; --ochre:#c9743a; --sand:#d9c39a; --ice:#e8f4ff; --sea:#173b52; --sea-2:#0f2a3c; --land:#3e5a3a; --land-tundra:#8a8560;
  --ink:#1b1b1b; --paper:#ffffff;
  --display:'Bebas Neue','Arial Narrow',Impact,sans-serif;
  --body:'Outfit','Gotham','Helvetica Neue',Arial,sans-serif;
  --serif:'Playfair Display',Georgia,serif;
  --radius:14px; --max:1180px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--rock);color:var(--bone);font-family:var(--body);font-weight:300;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:400;letter-spacing:.02em;line-height:.95;margin:0}
h2{font-size:clamp(3rem,7vw,6.2rem);text-transform:uppercase}
h3{font-size:clamp(1.6rem,3vw,2.4rem)}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.kicker{font-family:var(--body);font-weight:700;letter-spacing:.22em;text-transform:uppercase;font-size:.72rem;color:var(--nt-pink)}
.btn{display:inline-flex;align-items:center;gap:.55em;background:var(--nt-pink);color:#fff;text-decoration:none;font-weight:700;font-size:.92rem;letter-spacing:.04em;padding:.85em 1.5em;border-radius:999px;border:0;cursor:pointer;transition:transform .15s,background .15s,box-shadow .15s;box-shadow:0 8px 24px rgba(255,0,77,.25);white-space:nowrap}
.btn:hover{background:var(--nt-pink-dark);transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,0,77,.35)}
.btn.ghost{background:transparent;border:2px solid rgba(255,255,255,.35);box-shadow:none}
.btn.ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn.dark{background:var(--nt-purple)}
.btn svg{width:1.1em;height:1.1em;fill:currentColor}
.grain:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E")}
section{position:relative}
.sec-head{display:grid;gap:.6rem;margin-bottom:2.2rem}
.sec-head p.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:60ch;color:rgba(243,235,221,.85)}

/* ---------- Newstalk site chrome ---------- */
.nt-top{background:var(--paper);color:var(--ink);position:sticky;top:0;z-index:60;box-shadow:0 1px 0 rgba(0,0,0,.08)}
.nt-top .wrap{display:flex;align-items:center;gap:1.4rem;height:66px}
.nt-logo{display:flex;align-items:center;text-decoration:none;color:var(--nt-pink);line-height:1}
.nt-logo img{height:26px;width:auto}
.nt-logo .n1{font-family:var(--serif);font-weight:700;font-style:italic;font-size:1.9rem;letter-spacing:-.02em}
.nt-logo .n2{font-family:var(--display);font-size:2.15rem;letter-spacing:.01em;margin-left:.06em;transform:translateY(.05em)}
.nt-nav{display:flex;gap:1.4rem;margin-left:auto;font-weight:600;font-size:.86rem;text-transform:uppercase;letter-spacing:.06em}
.nt-nav a{text-decoration:none;color:var(--nt-grey)}
.nt-nav a:hover{color:var(--nt-pink)}
.nt-top .btn{padding:.6em 1.1em;font-size:.8rem}
@media(max-width:820px){.nt-nav{display:none}}
.sub-nav{position:sticky;top:66px;z-index:55;background:rgba(18,12,16,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.sub-nav .wrap{display:flex;align-items:center;gap:1rem;height:50px;overflow-x:auto;scrollbar-width:none}
.sub-nav .wrap::-webkit-scrollbar{display:none}
.sub-nav a{font-size:.74rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;color:rgba(243,235,221,.7);white-space:nowrap;padding:.4em 0;border-bottom:2px solid transparent}
.sub-nav a.on,.sub-nav a:hover{color:#fff;border-color:var(--nt-pink)}
.badges{margin-left:auto;display:flex;gap:.35rem;align-items:center;flex-shrink:0}
.badge{width:26px;height:26px;border-radius:50%;border:1.5px solid rgba(255,255,255,.25);display:grid;place-items:center;font-size:.8rem;opacity:.45;transition:all .4s;background:rgba(255,255,255,.04)}
.badge.on{opacity:1;border-color:var(--nt-yellow);background:rgba(255,198,0,.15);box-shadow:0 0 14px rgba(255,198,0,.45);transform:scale(1.08)}
.badges .count{font-size:.7rem;letter-spacing:.12em;color:var(--nt-yellow);margin-left:.3rem;font-weight:700}

/* ---------- Hero ---------- */
#hero{min-height:calc(100vh - 116px);display:grid;align-items:end;overflow:hidden;isolation:isolate;cursor:none}
#hero .bg,#hero .lit{position:absolute;inset:0;background:url(../../assets/photos/cave-11.jpg) center/cover no-repeat}
#hero .bg{filter:brightness(.18) saturate(.6)}
#hero .lit{filter:brightness(1.05) contrast(1.05);--x:50%;--y:40%;--r:230px;-webkit-mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 0%,rgba(0,0,0,.85) 35%,transparent 100%);mask-image:radial-gradient(circle var(--r) at var(--x) var(--y),#000 0%,rgba(0,0,0,.85) 35%,transparent 100%);transition:--r .3s}
#hero .vignette{position:absolute;inset:0;background:radial-gradient(ellipse at 50% 100%,rgba(18,12,16,.2),rgba(18,12,16,.95) 75%)}
#hero .torch{position:absolute;width:18px;height:18px;border-radius:50%;border:2px solid var(--nt-yellow);transform:translate(-50%,-50%);pointer-events:none;box-shadow:0 0 18px rgba(255,198,0,.6);z-index:5;transition:transform .1s}
#hero .torch:after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--nt-yellow)}
#hero .content{position:relative;z-index:3;padding:9vh 0 12vh}
#hero h1{font-size:clamp(4.6rem,14vw,13rem);line-height:.85;color:#fff;text-shadow:0 10px 60px rgba(0,0,0,.6)}
#hero h1 span{color:var(--nt-pink)}
#hero .strap{font-size:clamp(1.15rem,2.2vw,1.6rem);max-width:34ch;font-weight:300;}
#hero .strap b{font-weight:700;color:var(--nt-yellow);margin:1.2rem 0 1.6rem;color:rgba(255,255,255,.88)}
#hero .ctas{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}
#hero .when{display:inline-flex;align-items:center;gap:.7rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:.55em 1em;border-radius:999px;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;font-weight:600;backdrop-filter:blur(6px)}
#hero .when b{color:var(--nt-yellow)}
.hotspot{position:absolute;z-index:4;width:22vw;min-width:160px;max-width:300px;aspect-ratio:1.4;left:58%;top:30%;border-radius:40%}
.hotspot .tip{position:absolute;left:50%;top:100%;transform:translate(-50%,10px) scale(.9);opacity:0;background:var(--nt-yellow);color:#1b1b1b;font-weight:600;font-size:.8rem;padding:.6em .9em;border-radius:8px;width:max-content;max-width:260px;transition:all .35s;pointer-events:none;line-height:1.35}
.hotspot.found .tip{opacity:1;transform:translate(-50%,10px) scale(1)}
.hotspot.found{outline:2px dashed rgba(255,198,0,.6);outline-offset:6px}
.hint{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:4;font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.6);display:flex;align-items:center;gap:.6rem;animation:bob 2.2s ease-in-out infinite}
@keyframes bob{50%{transform:translate(-50%,6px)}}
@media(hover:none){#hero{cursor:auto}#hero .torch{display:none}#hero .lit{--r:180px}}
@media(max-width:640px){#hero .when{font-size:.7rem;gap:.4rem;padding:.5em .9em;white-space:nowrap}#hero .when b{white-space:nowrap}.hotspot{left:52%;top:14%;width:44vw}.hotspot .tip{left:auto;right:0;transform:translate(0,10px) scale(.9);max-width:70vw}.hotspot.found .tip{transform:translate(0,10px) scale(1)}.hint{width:80%;text-align:center}}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;top:130px;transform:translate(-50%,-20px);z-index:90;background:var(--nt-yellow);color:#1b1b1b;padding:.8em 1.2em;border-radius:12px;font-weight:600;display:flex;gap:.7rem;align-items:center;opacity:0;pointer-events:none;transition:all .4s cubic-bezier(.2,.9,.3,1.3);box-shadow:0 20px 50px rgba(0,0,0,.5);font-size:.95rem;max-width:min(92vw,420px)}
.toast.show{opacity:1;transform:translate(-50%,0)}
.toast .ic{font-size:1.5rem}
.toast small{display:block;font-weight:400;font-size:.8rem;opacity:.8}

/* ---------- Bridge (map) ---------- */
#bridge{padding:clamp(4rem,9vw,7rem) 0;background:linear-gradient(180deg,var(--rock) 0%,#0e1a22 45%,var(--rock) 100%)}
.bridge-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:2.5rem;align-items:start}
@media(max-width:900px){.bridge-grid{grid-template-columns:1fr}}
.map-card{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--sea-2);box-shadow:0 30px 80px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.08)}
.map-card svg{display:block;width:100%;height:auto}
.map-legend{position:absolute;left:10px;bottom:10px;background:rgba(10,20,28,.7);padding:.35em .6em;border-radius:8px;display:flex;flex-wrap:wrap;gap:.5rem .8rem;font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.8)}
.map-legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:.35em;vertical-align:-1px}
.year-hud{position:absolute;right:14px;top:12px;text-align:right;font-family:var(--display);line-height:1}
.year-hud .y{font-size:clamp(2rem,4vw,3.4rem);color:#fff}
.year-hud .s{font-size:.95rem;letter-spacing:.08em;color:var(--nt-yellow);font-family:var(--body);font-weight:600}
.year-hud .s small{display:block;font-size:.6rem;letter-spacing:.2em;color:rgba(255,255,255,.6);text-transform:uppercase}
.slider-row{margin-top:1.2rem}
.slider-row input[type=range]{width:100%;accent-color:var(--nt-pink);height:32px;cursor:pointer}
.slider-ticks{display:flex;justify-content:space-between;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.55);margin-top:-.2rem}
.panel{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:1.4rem 1.5rem}
.panel h3{color:var(--nt-yellow);margin-bottom:.4rem}
.panel .note{min-height:7.5em;transition:opacity .3s}
.chips{display:flex;flex-wrap:wrap;gap:.45rem;margin:.9rem 0 0}
.chip{border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:.35em .85em;font-size:.76rem;font-weight:600;letter-spacing:.06em;cursor:pointer;background:transparent;color:var(--bone);transition:all .15s}
.chip:hover,.chip.on{background:var(--nt-pink);border-color:var(--nt-pink);color:#fff}
.walker{transition:opacity .3s}
.foot{opacity:0}
.status{margin-top:.8rem;font-size:.9rem;color:var(--nt-yellow);min-height:1.5em;font-weight:500}
.walk-btn{margin-top:1rem}
.caveat{font-size:.78rem;color:rgba(243,235,221,.55);margin-top:1rem;line-height:1.45}
.marker{cursor:pointer}
.marker text{font-family:var(--body);font-size:16px;font-weight:600;fill:#fff;paint-order:stroke;stroke:rgba(0,0,0,.7);stroke-width:4px}
.marker.hot circle{animation:pulse 1.6s ease-out infinite}
@keyframes pulse{0%{r:8;opacity:1}100%{r:26;opacity:0}}

/* ---------- Deep time (3D tunnel) ---------- */
#deeptime{background:#000}
#deeptime .intro{padding:clamp(4rem,8vw,6rem) 0 3rem}
.tunnel-scroller{height:760vh;position:relative}
.tunnel-stage{position:sticky;top:0;height:100vh;overflow:hidden}
.tunnel-stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.hud{position:absolute;left:clamp(14px,3vw,40px);top:130px;z-index:3;pointer-events:none}
.hud .lbl{font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.hud .yrs{font-family:var(--display);font-size:clamp(3.2rem,8vw,7rem);line-height:.9;color:#fff;text-shadow:0 0 30px rgba(255,198,0,.35)}
.hud .era{font-size:.9rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--nt-yellow);margin-top:.3rem}
.ruler{position:absolute;right:clamp(10px,2.5vw,30px);top:15vh;bottom:15vh;width:34px;z-index:3;pointer-events:none}
.ruler .bar{position:absolute;left:15px;top:0;bottom:0;width:2px;background:rgba(255,255,255,.18)}
.ruler .tick{position:absolute;left:8px;width:16px;height:2px;background:rgba(255,255,255,.35)}
.ruler .tick.hot{background:var(--nt-pink);box-shadow:0 0 10px var(--nt-pink);height:3px}
.ruler .tick span{position:absolute;right:22px;top:-.6em;font-size:.6rem;letter-spacing:.1em;white-space:nowrap;color:rgba(255,255,255,.55);text-transform:uppercase}
.ruler .you{position:absolute;left:5px;width:22px;height:22px;border-radius:50%;background:var(--nt-yellow);box-shadow:0 0 18px var(--nt-yellow);transform:translateY(-50%)}
.tcard{position:absolute;z-index:4;left:50%;bottom:clamp(76px,10vh,120px);transform:translate(-50%,20px);width:min(92vw,560px);background:rgba(20,12,16,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:1.2rem 1.4rem;opacity:0;transition:opacity .35s,transform .35s;box-shadow:0 30px 60px rgba(0,0,0,.6)}
.tcard.show{opacity:1;transform:translate(-50%,0)}
.tcard.hot{border-color:var(--nt-pink);box-shadow:0 0 0 1px var(--nt-pink),0 30px 80px rgba(255,0,77,.35)}
.tcard .date{font-family:var(--display);font-size:1.5rem;color:var(--nt-yellow);letter-spacing:.04em}
.tcard.hot .date{color:var(--nt-pink)}
.tcard h4{font-family:var(--display);font-size:2rem;margin:.1rem 0 .4rem;line-height:.95;letter-spacing:.02em}
.tcard p{font-size:.95rem;margin:0;color:rgba(243,235,221,.9)}
.tcard .row{display:flex;gap:.8rem;align-items:center;margin-top:.9rem;flex-wrap:wrap}
.tcard{padding:0;overflow:hidden}
.tcard .body{padding:1rem 1.4rem 1.2rem}
.tcard .pic{position:relative;height:clamp(120px,22vh,190px);background:#000}
.tcard .pic img{width:100%;height:100%;object-fit:cover;display:block}
.tcard .pic .cr{position:absolute;right:8px;bottom:6px;font-size:.58rem;letter-spacing:.06em;color:rgba(255,255,255,.75);background:rgba(0,0,0,.45);padding:.2em .5em;border-radius:4px;max-width:70%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tcard.hot .pic{box-shadow:inset 0 -3px 0 var(--nt-pink)}
.clip-btn{display:inline-flex;align-items:center;gap:.5em;border:1.5px solid var(--nt-yellow);color:var(--nt-yellow);background:transparent;border-radius:999px;padding:.45em 1em;font-weight:600;font-size:.78rem;letter-spacing:.06em;cursor:pointer;font-family:var(--body)}
.clip-btn:hover{background:var(--nt-yellow);color:#1b1b1b}
.clip-btn.playing{background:var(--nt-yellow);color:#1b1b1b}
.scroll-cue{position:absolute;left:50%;bottom:20px;transform:translateX(-50%);z-index:3;font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.5);pointer-events:none;transition:opacity .3s}
.tl-fallback{display:none;padding:2rem 0}
.tl-fallback li{margin:0 0 1rem}
.no-webgl .tunnel-scroller{display:none}.no-webgl .tl-fallback{display:block}

/* ---------- Eras ---------- */
#eras{padding:clamp(4rem,9vw,7rem) 0;background:radial-gradient(ellipse at 20% 0%,#2a1d22,var(--rock) 60%)}
.drumwrap{perspective:1100px;height:440px;display:grid;place-items:center;touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab;position:relative}
.drumwrap:active{cursor:grabbing}
.drum{position:relative;width:min(440px,100%);height:150px;transform-style:preserve-3d}
.face{position:absolute;inset:0;backface-visibility:hidden;border-radius:14px;border:1px solid rgba(255,255,255,.16);display:flex;flex-direction:column;justify-content:flex-end;padding:18px 24px;overflow:hidden;background:#221518 center/cover no-repeat;box-shadow:0 20px 40px rgba(0,0,0,.5)}
.face:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,12,16,.05) 0%,rgba(18,12,16,.35) 45%,rgba(18,12,16,.9) 100%)}
.face>*{position:relative}
.face b{font-family:var(--display);font-weight:400;font-size:2.3rem;letter-spacing:.03em;line-height:1;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.6)}
.face span{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--nt-yellow);font-weight:600}
.face i{position:absolute;right:18px;top:12px;font-style:normal;font-family:var(--display);font-size:1.05rem;color:rgba(255,255,255,.8);background:rgba(0,0,0,.35);padding:.15em .5em;border-radius:6px}
.face.on{outline:3px solid var(--nt-yellow);outline-offset:-3px}
.face.seen:after{content:"\2713";position:absolute;left:14px;top:12px;width:20px;height:20px;border-radius:50%;background:var(--nt-yellow);color:#1b1b1b;font-size:.7rem;display:grid;place-items:center;font-weight:700}
.drum-mask{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,var(--rock) 0%,transparent 26%,transparent 74%,var(--rock) 100%)}
.drum-pointer{position:absolute;left:50%;top:50%;width:14px;height:14px;background:var(--nt-yellow);transform:translate(calc(-1*min(220px,50vw) - 14px),-50%) rotate(45deg);box-shadow:0 0 14px var(--nt-yellow);pointer-events:none}
.drum-hint{text-align:center;font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-top:.2rem}
.era-bar{display:none;height:54px;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.12);margin:1.5rem 0 .4rem}
.era-bar button{border:0;cursor:pointer;height:100%;position:relative;color:#fff;font-family:var(--display);font-size:1rem;letter-spacing:.06em;transition:filter .15s,flex .3s;overflow:hidden;white-space:nowrap;padding:0 4px;container-type:inline-size}
.era-bar button span{display:block;overflow:hidden;text-overflow:clip}
@container (max-width:52px){.era-bar button span{opacity:0}}
.era-bar button:hover{filter:brightness(1.25)}
.era-bar button.on{outline:3px solid var(--nt-yellow);outline-offset:-3px;z-index:1}
.era-bar button.seen:after{content:"✓";position:absolute;right:4px;top:2px;font-size:.6rem;font-family:var(--body);opacity:.9}
.era-scale{display:flex;justify-content:space-between;font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5)}
.era-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;margin-top:1rem}
@media(max-width:900px){.era-grid{grid-template-columns:1fr}}
.era-map{position:relative}
.era-map svg{width:100%;height:auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.6))}
.era-info h3{font-size:clamp(2.6rem,5vw,4rem);color:#fff}
.era-info .sub{color:var(--nt-yellow);font-weight:600;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem}
.era-info .range{font-family:var(--display);font-size:1.4rem;color:var(--nt-pink);margin:.2rem 0 .8rem}
.era-info dl{display:grid;grid-template-columns:auto 1fr;gap:.5rem 1rem;margin:0}
.era-info dt{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.5);padding-top:.35em}
.era-info dd{margin:0}
.fauna{display:flex;flex-wrap:wrap;gap:.4rem}
.fauna span{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:.3em .6em;font-size:.82rem}
.fun{margin-top:1rem;border-left:3px solid var(--nt-yellow);padding:.4rem .9rem;font-size:.9rem;color:rgba(243,235,221,.85)}
.era-nav{display:flex;gap:.6rem;margin-top:1.2rem}

/* ---------- Model ---------- */
#model{padding:clamp(4rem,9vw,7rem) 0;background:linear-gradient(180deg,var(--rock),#101a1c 50%,var(--rock))}
.model-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem;align-items:start}
@media(max-width:900px){.model-grid{grid-template-columns:1fr}}
.layers{display:grid;gap:.6rem}
.layer{display:flex;gap:1rem;align-items:flex-start;text-align:left;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:.9rem 1rem;color:var(--bone);cursor:pointer;font-family:var(--body);transition:all .2s}
.layer:hover{border-color:rgba(255,255,255,.3)}
.layer.on{border-color:var(--nt-yellow);background:rgba(255,198,0,.08)}
.layer .n{font-family:var(--display);font-size:1.6rem;line-height:1;color:var(--nt-yellow);min-width:1.4em}
.layer b{display:block;font-size:.95rem;font-weight:600;color:#fff}
.layer span{font-size:.85rem;color:rgba(243,235,221,.75);line-height:1.4}
.layer .chk{margin-left:auto;width:22px;height:22px;border-radius:50%;border:1.5px solid rgba(255,255,255,.3);display:grid;place-items:center;font-size:.7rem;flex-shrink:0}
.layer.on .chk{background:var(--nt-yellow);border-color:var(--nt-yellow);color:#1b1b1b}
.model-map{position:relative;border-radius:var(--radius);overflow:hidden;background:#0f2a3c;border:1px solid rgba(255,255,255,.1);box-shadow:0 30px 70px rgba(0,0,0,.5)}
.model-map svg{width:100%;height:auto;display:block}
.model-map .readout{position:absolute;left:14px;top:12px;right:14px;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none}
.model-map .readout .l{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.model-map .readout .v{font-family:var(--display);font-size:2.2rem;line-height:1;color:#fff}
.model-map .readout .v small{font-size:.9rem;color:var(--nt-yellow);font-family:var(--body);font-weight:600;letter-spacing:.06em}
.model-result{margin-top:1rem;min-height:3.2em;font-size:.95rem;color:rgba(243,235,221,.9);transition:opacity .3s}
.model-caveat{font-size:.78rem;color:rgba(243,235,221,.55);margin-top:.8rem}

/* ---------- Expedition ---------- */
#expedition{padding:clamp(4rem,9vw,7rem) 0;background:var(--rock)}
.exp-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:2.5rem;align-items:center}
@media(max-width:900px){.exp-grid{grid-template-columns:1fr}}
.video-card{border-radius:var(--radius);overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.6);border:1px solid rgba(255,255,255,.1);position:relative}
.video-card{max-width:360px;margin:0 auto}
.video-card video{width:100%;aspect-ratio:9/16;object-fit:cover;background:#000}
.video-card .cap{position:absolute;left:0;right:0;bottom:0;padding:.8rem 1rem;background:linear-gradient(transparent,rgba(0,0,0,.8));font-size:.8rem;letter-spacing:.06em;pointer-events:none}
.crawl{margin-top:3rem;border-radius:var(--radius);overflow:hidden;position:relative;background:#000;border:1px solid rgba(255,255,255,.1)}
.crawl canvas{width:100%;display:block;aspect-ratio:2.2/1}
.crawl .ui{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;padding:1rem 1.2rem;pointer-events:none}
.crawl .meter{height:8px;background:rgba(255,255,255,.12);border-radius:999px;overflow:hidden}
.crawl .meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--nt-yellow),var(--nt-pink));transition:width .1s linear}
.crawl .dist{font-family:var(--display);font-size:2rem;color:#fff;text-shadow:0 0 20px rgba(0,0,0,.8)}
.crawl .dist small{font-family:var(--body);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--nt-yellow);display:block}
.crawl .hold{pointer-events:auto;align-self:center;margin-bottom:.4rem;display:flex;gap:.8rem}
.crawl .hold .btn.go{background:var(--nt-yellow);color:#1b1b1b;transform:scale(1.06)}
.crawl .msg{align-self:center;text-align:center;font-family:var(--display);font-size:clamp(1.3rem,3vw,2.2rem);letter-spacing:.04em;color:#fff;text-shadow:0 2px 20px #000;transition:opacity .4s;pointer-events:none}
.crawl.shake canvas{animation:shk .12s linear infinite}
@keyframes shk{25%{transform:translate(2px,-1px)}75%{transform:translate(-2px,1px)}}
.crawl .hold .btn{user-select:none;-webkit-user-select:none;touch-action:none}
.crawl.done .hold{display:none}
.chamber{margin-top:1.5rem;display:none}
.chamber.open{display:block;animation:rise .6s ease-out}
@keyframes rise{from{opacity:0;transform:translateY(20px)}}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:.6rem}
.gallery a{display:block;aspect-ratio:1;overflow:hidden;border-radius:10px;border:1px solid rgba(255,255,255,.1)}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery a:hover img{transform:scale(1.08)}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.92);display:none;place-items:center;padding:20px}
.lightbox.open{display:grid}
.lightbox img{max-height:90vh;max-width:95vw;border-radius:8px}
.lightbox .x{position:absolute;top:16px;right:20px;color:#fff;font-size:2rem;background:none;border:0;cursor:pointer}

/* ---------- Findings ---------- */
#findings{padding:clamp(4rem,9vw,7rem) 0;background:linear-gradient(180deg,var(--rock),#1a1410 50%,var(--rock))}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin:2rem 0}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:1.2rem 1.2rem 1rem;position:relative;overflow:hidden}
.stat:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c,var(--nt-pink))}
@media(max-width:760px){.evidence{grid-template-columns:1fr!important}}
.stat b{font-family:var(--display);font-size:clamp(2.6rem,5vw,4rem);line-height:1;color:#fff;display:block}
.stat span{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(243,235,221,.7)}
.flute-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:center;margin:2.5rem 0}
@media(max-width:900px){.flute-grid{grid-template-columns:1fr}}
.flute{border-radius:var(--radius);overflow:hidden;border:1px solid rgba(255,255,255,.12);position:relative;cursor:crosshair;box-shadow:0 30px 60px rgba(0,0,0,.5)}
.flute canvas{display:block;width:100%;aspect-ratio:1.3/1;touch-action:none}
.flute .flute-reset{position:absolute;right:12px;top:10px;background:rgba(0,0,0,.55);border-color:rgba(255,255,255,.6);color:#fff}
.flute .flute-reset:hover{background:var(--nt-yellow);color:#1b1b1b;border-color:var(--nt-yellow)}
.flute .tip{position:absolute;left:12px;bottom:10px;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:rgba(0,0,0,.6);background:rgba(255,255,255,.6);padding:.3em .6em;border-radius:6px}
.team{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2rem}
@media(max-width:760px){.team{grid-template-columns:1fr}}
.person{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:1.3rem}
.person b{font-family:var(--display);font-size:1.7rem;letter-spacing:.02em;display:block;color:#fff}
.person p{font-size:.9rem;margin:.4rem 0 0;color:rgba(243,235,221,.8)}
.person q{display:block;margin-top:.8rem;font-family:var(--serif);font-style:italic;color:var(--nt-yellow);font-size:1rem;line-height:1.35}
.person q:before,.person q:after{content:""}
.quote-wall{margin:3rem 0 0;display:grid;gap:1rem;grid-template-columns:repeat(2,1fr)}
@media(max-width:760px){.quote-wall{grid-template-columns:1fr}}
.quote-wall blockquote{margin:0;font-family:var(--serif);font-style:italic;font-size:1.2rem;line-height:1.35;padding:1.2rem 1.4rem;border-left:3px solid var(--nt-pink);background:rgba(255,0,77,.05)}
.quote-wall cite{display:block;font-family:var(--body);font-style:normal;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-top:.6rem}

/* ---------- Quiz ---------- */
#quiz{padding:clamp(4rem,9vw,7rem) 0;background:var(--nt-purple);color:#fff}
.qbox{max-width:680px;margin:0 auto;background:rgba(0,0,0,.25);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:2rem}
.qbox .prog{display:flex;gap:.4rem;margin-bottom:1.2rem}
.qbox .prog i{flex:1;height:5px;border-radius:99px;background:rgba(255,255,255,.15)}
.qbox .prog i.done{background:var(--nt-yellow)}
.qbox .prog i.bad{background:var(--nt-pink)}
.qbox h3{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:1rem;line-height:1.05}
.answers{display:grid;gap:.6rem}
.answers button{text-align:left;background:rgba(255,255,255,.06);border:1.5px solid rgba(255,255,255,.15);color:#fff;padding:.9em 1.1em;border-radius:12px;font-family:var(--body);font-size:1rem;cursor:pointer;transition:all .15s}
.answers button:hover{border-color:var(--nt-yellow);background:rgba(255,198,0,.08)}
.answers button.right{background:rgba(255,198,0,.2);border-color:var(--nt-yellow)}
.answers button.wrong{background:rgba(255,0,77,.2);border-color:var(--nt-pink)}
.answers button:disabled{cursor:default}
.why{margin-top:1rem;font-size:.95rem;color:rgba(255,255,255,.85);min-height:2.5em}
.qbox .next{margin-top:1rem}
.result{text-align:center}
.result .score{font-family:var(--display);font-size:5rem;line-height:1;color:var(--nt-yellow)}
.cert{display:inline-block;margin:1rem auto;padding:1rem 1.6rem;border:2px dashed var(--nt-yellow);border-radius:14px;font-family:var(--display);font-size:1.6rem;letter-spacing:.06em}

/* ---------- Listen ---------- */
#listen{padding:clamp(4rem,9vw,7rem) 0;background:var(--nt-pink);color:#fff;overflow:hidden}
#listen h2{color:#fff;font-size:clamp(3.4rem,9vw,8rem)}
#listen .big{font-family:var(--display);font-size:clamp(2rem,5vw,3.6rem);line-height:1;margin:.5rem 0 1rem}
#listen .big b{color:var(--nt-yellow);font-weight:400}
.store-row{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem}
.store{display:inline-flex;align-items:center;gap:.7rem;background:#111;color:#fff;text-decoration:none;padding:.55em 1.1em .55em .9em;border-radius:12px;border:1px solid rgba(255,255,255,.25);line-height:1.05;transition:transform .15s}
.store:hover{transform:translateY(-2px)}
.store svg{width:26px;height:26px;fill:#fff}
.store small{display:block;font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;opacity:.8}
.store b{font-size:1.05rem;font-weight:600}
#listen .btn.dark{background:#111}
.listen-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:2rem;align-items:center}
@media(max-width:900px){.listen-grid{grid-template-columns:1fr}}
.phone{justify-self:center;width:min(280px,70vw);aspect-ratio:9/18;border-radius:36px;background:#111;border:6px solid #222;box-shadow:0 40px 80px rgba(0,0,0,.4);position:relative;overflow:hidden}
.phone .scr{position:absolute;inset:0;background:linear-gradient(160deg,#2a1d22,#120c10);padding:2.2rem 1.1rem;display:flex;flex-direction:column;gap:.7rem}
.phone .scr .t{font-family:var(--display);font-size:1.4rem;line-height:1;color:#fff}
.phone .scr .t span{color:var(--nt-pink)}
.phone .scr .art{aspect-ratio:1;border-radius:10px;background:url(../../assets/photos/cave-00.jpg) center/cover}
.phone .scr .bar{height:4px;background:rgba(255,255,255,.15);border-radius:99px;overflow:hidden}
.phone .scr .bar i{display:block;width:35%;height:100%;background:var(--nt-pink);animation:play 12s linear infinite}
@keyframes play{to{width:100%}}
.phone .scr .ctrl{display:flex;justify-content:center;gap:1.4rem;font-size:1.3rem}

/* ---------- Credits + footer ---------- */
#credits{padding:3.5rem 0;background:var(--rock);border-top:1px solid rgba(255,255,255,.08)}
.cred-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;font-size:.9rem}
@media(max-width:1000px){.cred-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.cred-grid{grid-template-columns:1fr}}
.cred-grid b{display:block;font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--nt-pink);margin-bottom:.4rem}
.nt-foot{background:var(--paper);color:var(--nt-grey);padding:2.2rem 0 6rem;font-size:.78rem}
.nt-foot .wrap{display:flex;flex-wrap:wrap;gap:1.5rem;align-items:center}
.nt-foot .links{display:flex;gap:1.2rem;flex-wrap:wrap;margin-left:auto}
.nt-foot a{text-decoration:none;color:var(--nt-grey)}
.nt-foot a:hover{color:var(--nt-pink)}
.nt-foot .tag{font-family:var(--display);color:var(--nt-pink);font-size:1.1rem;letter-spacing:.06em}

/* ---------- Sticky listen bar + audio player ---------- */
.stick{position:fixed;left:0;right:0;bottom:0;z-index:80;background:rgba(255,255,255,.96);color:var(--ink);border-top:2px solid var(--nt-pink);backdrop-filter:blur(10px);transform:translateY(100%);transition:transform .4s}
.stick.show{transform:none}
.stick .wrap{display:flex;align-items:center;gap:1rem;min-height:60px;padding-top:.4rem;padding-bottom:.4rem}
.stick .t{font-weight:600;font-size:.86rem;line-height:1.2}
.stick .t small{display:block;font-weight:400;color:var(--nt-grey);font-size:.74rem}
.stick .btn{margin-left:auto;padding:.6em 1.1em;font-size:.78rem}
.stick.player .t{color:var(--nt-purple)}
.stick .pp{width:36px;height:36px;border-radius:50%;background:var(--nt-purple);color:#fff;border:0;display:none;place-items:center;cursor:pointer;flex-shrink:0}
.stick.player .pp{display:grid}
.stick .pbar{position:absolute;left:0;top:-2px;height:2px;background:var(--nt-yellow);width:0}
@media(max-width:560px){.stick .t small{display:none}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* ---------- Mobile variant ---------- */
body.mobile{--max:100%}
body.mobile .wrap{padding-left:18px;padding-right:18px}
body.mobile h2{font-size:clamp(2.6rem,12vw,4rem)}
body.mobile .sec-head p.lead{font-size:1rem}
body.mobile section{padding-top:3rem;padding-bottom:3rem}
body.mobile .nt-top .wrap{height:58px}
body.mobile .nt-logo img{height:22px}
body.mobile .sub-nav{top:58px}
body.mobile .badges .count{display:none}
body.mobile #hero{cursor:auto;min-height:0;touch-action:pan-y;align-items:start}
body.mobile #hero .torch{display:none}
body.mobile #hero .lit{--r:170px}
body.mobile #hero .content{padding:1.4rem 0 2.4rem}
body.mobile #hero .when{font-size:.62rem;padding:.55em .9em;white-space:normal;line-height:1.35;max-width:100%;display:block;text-align:center;border-radius:12px}
body.mobile #hero h1{font-size:clamp(3.4rem,17vw,5rem);margin-top:.5rem}
body.mobile #hero .strap{font-size:1.05rem}
body.mobile .hotspot,body.mobile .hint{display:none}
body.mobile #hero .lit{--r:230px}
body.mobile .hotspot .tip{left:50%;right:auto;transform:translate(-50%,10px) scale(.9);max-width:86vw;font-size:.76rem}
body.mobile .hotspot.found .tip{transform:translate(-50%,10px) scale(1)}
body.mobile .hint{position:static;transform:none;justify-content:center;padding:0 18px 18px;animation:none;text-align:center}
body.mobile .bridge-grid>*,body.mobile .model-grid>*,body.mobile .era-grid>*,body.mobile .exp-grid>*,body.mobile .flute-grid>*{min-width:0}
body.mobile .map-card,body.mobile .model-map{max-width:100%;overflow:hidden}
body.mobile .map-card svg,body.mobile .model-map svg{width:100%;height:auto;aspect-ratio:1}
body.mobile .marker text,body.mobile #map text{font-size:13px}
body.mobile .map-legend{font-size:.58rem;gap:.3rem .6rem}
body.mobile .year-hud .y{font-size:1.6rem}
body.mobile .chips{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;margin-left:-18px;margin-right:-18px;padding:0 18px}
body.mobile .chips::-webkit-scrollbar{display:none}
body.mobile .chip{white-space:nowrap;flex-shrink:0}
body.mobile .tunnel-scroller{height:520vh}
body.mobile .hud{top:118px}
body.mobile .hud .yrs{font-size:2.6rem}
body.mobile .ruler{display:none}
body.mobile .tcard{width:calc(100vw - 24px);bottom:74px;padding:0}
body.mobile .tcard .pic{height:110px}
body.mobile .tcard h4{font-size:1.5rem}
body.mobile .tcard p{font-size:.86rem}
body.mobile .drumwrap,body.mobile .drum-hint{display:none}
body.mobile .era-grid{grid-template-columns:1fr;gap:1.2rem}
.era-carousel{display:none}
body.mobile .era-carousel{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -18px;padding:0 18px 6px}
body.mobile .era-carousel::-webkit-scrollbar{display:none}
body.mobile .era-card{flex:0 0 78%;scroll-snap-align:center;aspect-ratio:4/3;border-radius:14px;overflow:hidden;position:relative;background:#221518 center/cover no-repeat;border:1px solid rgba(255,255,255,.16);box-shadow:0 14px 30px rgba(0,0,0,.5)}
body.mobile .era-card:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,12,16,.05),rgba(18,12,16,.9))}
body.mobile .era-card b,body.mobile .era-card span,body.mobile .era-card i{position:absolute;left:16px}
body.mobile .era-card span{bottom:52px;font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--nt-yellow);font-weight:600}
body.mobile .era-card b{bottom:16px;font-family:var(--display);font-weight:400;font-size:2rem;line-height:1;color:#fff}
body.mobile .era-card i{left:auto;right:12px;top:10px;font-style:normal;font-family:var(--display);font-size:.95rem;color:#fff;background:rgba(0,0,0,.4);padding:.15em .5em;border-radius:6px}
body.mobile .era-card.on{outline:3px solid var(--nt-yellow);outline-offset:-3px}
body.mobile .era-dots{display:flex;gap:6px;justify-content:center;margin:.6rem 0 0}
body.mobile .era-dots i{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.25)}
body.mobile .era-dots i.on{background:var(--nt-yellow);width:18px;border-radius:3px}
body.mobile .model-grid{grid-template-columns:1fr}
body.mobile .model-map svg{aspect-ratio:1}
body.mobile .model-map .readout .v{font-size:1.5rem}
body.mobile .layer{padding:.7rem .8rem;gap:.7rem}
body.mobile .layer span{font-size:.78rem}
body.mobile .exp-grid{grid-template-columns:1fr}
body.mobile .video-card{max-width:100%}
body.mobile .video-card video{aspect-ratio:9/12;max-height:60svh}
body.mobile .crawl canvas{aspect-ratio:1.4/1}
body.mobile .crawl .hold .btn{padding:.9em 1.2em;font-size:.85rem}
body.mobile .crawl .msg{font-size:1.15rem}
body.mobile .stats{grid-template-columns:1fr 1fr;gap:.6rem}
body.mobile .stat b{font-size:2.2rem}
body.mobile .flute-grid{grid-template-columns:1fr}
body.mobile .flute canvas{aspect-ratio:1/1}
body.mobile .team{grid-template-columns:1fr}
body.mobile .quote-wall{grid-template-columns:1fr}
body.mobile .evidence{grid-template-columns:1fr!important}
body.mobile .qbox{padding:1.3rem}
body.mobile .listen-grid{grid-template-columns:1fr}
body.mobile .phone{display:none}
body.mobile #listen h2{font-size:3.6rem}
body.mobile .cred-grid{grid-template-columns:1fr}
body.mobile .stick .t{font-size:.78rem}
body.mobile .stick .btn{padding:.55em .9em;font-size:.72rem}
body.mobile .toast{top:112px;font-size:.85rem}