:root{
  --paper:#fdfdfc; --ink:#232323; --ink-2:#5f5a55; --line:rgba(31,42,90,.14);
  --sun:#d9a23b; --coral:#df6a4a; --sky:#4f8fc9; --leaf:#5f9a3a;
  --sun-t:#fdf3cf; --coral-t:#fde6de; --sky-t:#e2effa; --leaf-t:#e3f1dc;
  --hand:"Nanum Pen Script", cursive; --display:"Fredoka", ui-rounded, system-ui, sans-serif; --body:"Atkinson Hyperlegible", system-ui, sans-serif;
}
*{box-sizing:border-box;margin:0}
body{background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 var(--body);-webkit-font-smoothing:antialiased}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:8px}
.wrap{max-width:1100px;margin:0 auto;padding-inline:clamp(1rem,4vw,2rem)}
header.site{padding-block:1rem}
header.site .wrap{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.logo{font:700 1.7rem/1 var(--display);text-decoration:none}
.logo b{color:var(--coral)} .logo i{font-style:normal;color:var(--sky)}
.draft-tag{font:400 1.5rem/1 var(--hand);color:var(--coral);transform:rotate(-2deg)}

.intro{padding-block:clamp(1rem,4vw,2.5rem) 1.25rem;text-align:center}
.kicker-hand{font:400 1.9rem/1 var(--hand);color:var(--leaf);transform:rotate(-1.5deg);display:inline-block}
h1{font:600 clamp(2.2rem,5.4vw,3.8rem)/1.05 var(--display);letter-spacing:-.02em;margin-top:.4rem}
.lede{max-width:52ch;margin:.9rem auto 0;color:var(--ink-2);font-size:1.12rem}

/* ---------- player ---------- */
.us-player{max-width:1040px;margin:0 auto}
.stage-wrap{position:relative;border-radius:6px;background:#fdfdfc;box-shadow:0 1px 0 rgba(0,0,0,.04),0 12px 40px -18px rgba(60,50,40,.35);outline:1px solid rgba(35,35,35,.08)}
.stage{position:relative;aspect-ratio:8/5;width:100%}
.us-svg{display:block;width:100%;height:100%;overflow:visible}
.us-svg .frame path{stroke-linecap:round}
.us-svg .wash{mix-blend-mode:multiply}
.us-svg .dab{mix-blend-mode:multiply}
.us-svg .hand{font-family:var(--hand);paint-order:stroke;stroke:#fdfdfc;stroke-width:5px;stroke-linejoin:round}
.us-svg .pilltxt{font:700 11.5px var(--body);letter-spacing:.02em}
.us-svg .beam{fill:none;stroke-width:9;stroke-linecap:round;stroke-dasharray:18 12;opacity:0}
.us-svg .curve{fill:none;stroke:#5f9a3a;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}
.us-svg path{stroke-linecap:round;stroke-linejoin:round}

.overlay{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;background:rgba(255,255,255,.78);backdrop-filter:blur(1.5px);border-radius:10px;text-align:center;padding:1rem}
.us-player.is-ready:not(.is-started) .overlay.start{display:flex}
.us-player.is-ended .overlay.end{display:flex}
.big-play{width:clamp(76px,11vw,104px);aspect-ratio:1;border-radius:50%;border:0;background:var(--ink);display:grid;place-items:center;box-shadow:0 0 0 10px rgba(35,35,35,.12);transition:transform .2s}
.big-play:hover{transform:scale(1.06) rotate(-3deg)}
.big-play svg{width:55%;margin-left:8%}
.start-t,.end-t{font:400 clamp(2.1rem,4vw,2.9rem)/1.1 var(--hand)}
.link{background:none;border:0;color:var(--ink-2);text-decoration:underline;text-underline-offset:3px}
.end-b{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center}
.pill{border:2px solid var(--ink);background:var(--ink);color:#fff;border-radius:999px;padding:.55rem 1.1rem;font:600 1rem/1 var(--display)}
.pill.ghost{background:#fff;color:var(--ink)}
.resume-pill{position:absolute;left:50%;top:-16px;z-index:3;white-space:nowrap;transform:translateX(-50%);display:none;border:0;border-radius:999px;padding:.55rem 1.1rem;background:var(--ink);color:#fff;font:600 .98rem/1 var(--display);box-shadow:0 6px 18px rgba(31,42,90,.25);animation:nudge 2.4s ease-in-out infinite}
.us-player.is-exploring:not(.is-ended) .resume-pill{display:block}
@keyframes nudge{50%{transform:translateX(-50%) translateY(-3px)}}

.caption{min-height:3.3em;margin:.75rem auto 0;max-width:62ch;text-align:center;font-size:clamp(1rem,1.7vw,1.13rem);line-height:1.45;color:var(--ink)}
.us-player.no-cc .caption{visibility:hidden}
.us-player:not(.is-started) .caption{visibility:hidden}

.bar{display:flex;align-items:center;gap:.4rem;margin-top:.5rem;padding:.4rem .5rem;border:2px solid var(--ink);border-radius:999px}
.ctl-btn{border:0;background:none;width:2.3rem;height:2.3rem;border-radius:50%;display:grid;place-items:center;font-size:.95rem;flex:none}
.ctl-btn:hover{background:var(--sun-t)}
.ctl-btn.play{background:var(--ink);color:#fff}
.ctl-btn.play:hover{background:var(--coral)}
.ctl-btn .i-pause{display:none;font-size:.8rem;letter-spacing:-2px}
.us-player.is-playing .ctl-btn .i-play{display:none}
.us-player.is-playing .ctl-btn .i-pause{display:inline}
.ctl-btn.txt{width:auto;padding-inline:.55rem;border-radius:999px;font:700 .85rem/1 var(--body)}
.ctl-btn[aria-pressed=false]{opacity:.45;text-decoration:line-through}
.track{flex:1;display:flex;gap:4px;height:2.3rem;align-items:center;min-width:0}
.seg{flex-basis:0;height:10px;border:0;padding:0;border-radius:6px;background:#e7e9f1;overflow:hidden;position:relative}
.seg:hover{background:#d8dcea}
.seg .fill{position:absolute;inset:0;background:var(--coral);transform-origin:left;transform:scaleX(0)}
.time{font:700 .85rem/1 var(--body);color:var(--ink-2);font-variant-numeric:tabular-nums;flex:none;padding-inline:.25rem}

.under{display:flex;flex-direction:column;align-items:center;gap:.5rem;margin-top:1rem}
.now{font:400 2rem/1 var(--hand);color:var(--leaf)}
.controls-wrap{width:100%}
.ctl{display:none;padding:.9rem 1rem;border-radius:10px;background:#f3f6ee}
.ctl.is-active{display:block}
.ctl .try{font-size:.98rem;color:var(--ink-2);text-align:center;margin-bottom:.6rem}
.ctl .try b{font:400 1.6rem/1 var(--hand);color:var(--ink);margin-right:.2rem}
.ctl .row{display:flex;flex-wrap:wrap;gap:.6rem 1.25rem;justify-content:center;align-items:center}
.chip{border:2px solid var(--ink);background:#fff;border-radius:999px;padding:.45rem .95rem;font:600 .98rem/1 var(--display);display:inline-flex;align-items:center;gap:.45rem;transition:transform .12s}
.chip:hover{transform:translateY(-1px)}
.chip[aria-pressed=true]{background:var(--ink);color:#fff}
.chip.d-sun::before,.chip.d-coral::before,.chip.d-sky::before{content:"";width:.7rem;height:.7rem;border-radius:50%;border:1.5px solid currentColor}
.chip.d-sun::before{background:var(--sun)} .chip.d-coral::before{background:var(--coral)} .chip.d-sky::before{background:var(--sky)}
.chip[aria-pressed=false]{opacity:.8}
.sl{display:flex;align-items:center;gap:.6rem;font:600 .98rem/1 var(--display)}
.sl input{width:min(230px,48vw);accent-color:var(--coral)}
.sl input.rainbow{-webkit-appearance:none;appearance:none;height:12px;border-radius:8px;background:linear-gradient(90deg,#7a3fd0,#3b5bff,#1fb5e6,#39c34a,#e8e22a,#ff9a1f,#f0302a);border:2px solid var(--ink)}
.sl input.rainbow::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:2.5px solid var(--ink)}
.sl input.rainbow::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:2.5px solid var(--ink)}
.sl output{min-width:3.4em;font:400 1.7rem/1 var(--hand);color:var(--coral)}
.stat{display:flex;align-items:baseline;gap:.4rem;font:600 .9rem/1 var(--display);color:var(--ink-2)}
.stat .v{font:400 1.85rem/1 var(--hand);color:var(--ink);min-width:1.6em}

.chap-list{margin:1rem auto 0;max-width:640px}
.chap-list summary{text-align:center;cursor:pointer;font:600 1rem/1.4 var(--display);color:var(--ink-2)}
.chapters{list-style:none;padding:0;margin-top:.6rem;display:grid;gap:.25rem}
.chapters button{width:100%;display:flex;gap:.75rem;align-items:center;border:0;background:none;padding:.5rem .75rem;border-radius:10px;text-align:left}
.chapters button:hover{background:var(--sun-t)}
.chapters button.is-current{background:var(--leaf-t)}
.chapters .n{font:400 1.6rem/1 var(--hand);color:var(--coral);width:1.2rem}
.chapters .t{flex:1;font-weight:700}
.chapters .d{color:var(--ink-2);font-variant-numeric:tabular-nums;font-size:.9rem}

/* ---------- article ---------- */
.article{margin-top:clamp(3rem,7vw,5rem)}
.article .col{max-width:680px;margin:0 auto}
.article h2{font:600 clamp(1.5rem,2.8vw,2rem)/1.15 var(--display);margin:2.2rem 0 .6rem}
.article h3{font:400 2.1rem/1.1 var(--hand);margin-bottom:.5rem}
.article p,.article li{margin-bottom:.8rem}
.article sup a{color:var(--coral);text-decoration:none;font-weight:700;font-size:.8em;padding-left:1px}
.formula{font:600 clamp(1.2rem,2.6vw,1.6rem)/1.3 var(--display);text-align:center;padding:1rem;border:2px dashed var(--leaf);border-radius:12px;background:var(--leaf-t)}
.formula span{font:400 1.5em/1 var(--hand);color:#b8862a;padding-inline:.25em}
.steps{padding-left:1.3rem}
.myths{margin:2rem 0;padding:1.25rem 1.4rem;border-radius:12px;background:var(--sun-t)}
.sources{font-size:.95rem;color:var(--ink-2);padding-left:1.3rem}
.sources a{color:var(--ink)}
footer.site{margin-top:5rem;border-top:2px solid var(--ink);padding-block:1.75rem 2.5rem;color:var(--ink-2);font-size:.95rem}

@media (max-width:640px){
  .us-svg .hand{stroke-width:7px}
  .resume-pill{top:auto;bottom:10px;font-size:.9rem;padding:.5rem .9rem}
  .sl output{min-width:2.8em}
  .sl{flex-wrap:nowrap}
  .sl input{width:min(170px,42vw)}
  .bar{border-radius:14px;flex-wrap:wrap;row-gap:.2rem}
  .track{order:9;flex-basis:100%;height:1.2rem}
  .time{margin-left:auto}
  .ctl .row{gap:.55rem .8rem}
  .caption{min-height:4.4em}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.legend{display:flex;flex-wrap:wrap;justify-content:center;gap:.35rem 1rem;margin-top:.7rem;font-size:.88rem;color:var(--ink-2)}
.legend span{display:inline-flex;align-items:center;gap:.25rem}
.legend svg{overflow:visible}

/* ================= full-screen, frameless layout ================= */
body.fs{background:var(--paper)}
.fs .us-player{position:relative;width:100%;height:100vh;height:100svh;max-width:none;margin:0;overflow:hidden;background:var(--paper);display:block}
.fs .us-player:fullscreen{height:100vh}
.fs .stage-wrap{position:absolute;inset:0;border-radius:0;box-shadow:none;outline:0;background:transparent}
.fs .stage{position:absolute;inset:0;aspect-ratio:auto;width:100%;height:100%}
/* the scene art is 960×600; keep it whole and centred, leaving room for the dock at the bottom */
.fs .us-svg{position:absolute;left:0;right:0;top:0;bottom:0;width:100%;height:100%;overflow:visible}
.fs-logo{position:absolute;z-index:6;top:14px;left:18px;font:700 1.45rem/1 var(--display);text-decoration:none;opacity:.85}
.fs-logo b{color:var(--coral)} .fs-logo i{font-style:normal;color:var(--sky)}

/* start screen: title + play over the (empty) paper */
.fs .overlay{background:rgba(253,253,252,.94);backdrop-filter:none;border-radius:0;gap:.8rem}
.fs .overlay h1{font:600 clamp(2.2rem,5.6vw,4.4rem)/1.04 var(--display);letter-spacing:-.02em;max-width:16ch;margin:.1rem 0 .6rem}
.fs .overlay .kicker-hand{font:400 clamp(1.6rem,2.4vw,2.1rem)/1 var(--hand);color:var(--leaf);transform:rotate(-1.5deg)}
.fs .resume-pill{top:auto;bottom:calc(var(--dock-h,0px) + 10px);animation:none}

/* dock: floating caption + controls, no box */
.dock{position:absolute;z-index:5;left:0;right:0;bottom:0;padding:0 clamp(.75rem,3vw,2rem) max(.8rem,env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:.45rem;pointer-events:none;
  background:linear-gradient(to top,rgba(253,253,252,.97) 55%,rgba(253,253,252,0))}
.dock>*{pointer-events:auto}
.fs .caption{margin:0;min-height:0;max-width:60ch;padding-top:1.4rem;font-size:clamp(1rem,1.5vw,1.18rem);text-align:center}
.fs .controls-wrap{width:auto;max-width:min(980px,100%)}
.fs .ctl{padding:.35rem .5rem;background:transparent;border-radius:0}
.fs .ctl .try{display:none}
.fs .ctl .row{gap:.5rem 1rem}
.fs .legend{margin-top:.3rem}
.fs .bar{width:min(1100px,100%);margin:0;border:0;border-top:1.5px solid rgba(35,35,35,.14);border-radius:0;padding:.45rem 0 0;gap:.35rem}
.fs .bar .chtitle{font:400 1.45rem/1 var(--hand);color:var(--leaf);white-space:nowrap;padding:0 .4rem;max-width:28ch;overflow:hidden;text-overflow:ellipsis}
.fs .ctl-btn.play{width:2.5rem;height:2.5rem}

/* chapter pop-over */
.chap-pop{position:absolute;z-index:7;right:clamp(.75rem,3vw,2rem);bottom:4.4rem;width:min(360px,92vw);max-height:60vh;overflow:auto;background:#fff;border-radius:12px;padding:.4rem;box-shadow:0 18px 50px -12px rgba(40,30,20,.35);display:none}
.us-player.pop-open .chap-pop{display:block}
.fs .chapters{margin:0}

/* the page continues below the animation */
.fs main#read{padding-top:clamp(2.5rem,6vw,4rem)}
.fs .article{margin-top:0}

/* before start, hide the dock chrome except nothing (overlay covers) */
.fs .us-player:not(.is-started) .dock{visibility:hidden}

@media (max-width:640px){
  .fs .bar{flex-wrap:wrap;row-gap:.25rem}
  .fs .bar .chtitle{order:-1;flex-basis:100%;text-align:center;font-size:1.3rem}
  .fs .track{order:9;flex-basis:100%;height:1rem}
  .fs .time{margin-left:auto}
  .fs .legend{display:none}
  .fs .caption{font-size:.98rem;padding-top:1rem}
  .fs .sl input{width:min(150px,38vw)}
  .fs .ctl-btn[data-act=fs]{display:none}
}
@media (max-height:560px) and (min-width:641px){ .fs .legend{display:none} .fs .caption{padding-top:.6rem} }

@media (max-width:640px){
}

/* ================= v3: cinematic player ================= */
.fs .dock{display:none}
/* parallax backdrop */
.parallax{position:absolute;inset:-6%;pointer-events:none;overflow:hidden}
.pl{position:absolute;left:0;right:0;background-repeat:repeat-x;background-size:100% auto;opacity:0;transition:opacity 1.2s ease;will-change:transform}
.pl.on{opacity:1}
.pl-sky{top:0;height:48%;background-size:100% 100%;opacity:0}
.pl-sky.on{opacity:.75}
.pl-clouds{top:4%;height:34%;background-size:auto 100%}
.pl-clouds.on{opacity:.85}
.pl-hillsfar{bottom:6%;height:24%;background-size:auto 100%}
.pl-hillsfar.on{opacity:.5}
.pl-hillsnear{bottom:-1%;height:22%;background-size:auto 100%}
.pl-hillsnear.on{opacity:.72}
.pl-cellsfar{inset:0;background-repeat:repeat;background-size:auto 100%;filter:blur(3px)}
.pl-cellsfar.on{opacity:.26}
.pl-cellsnear{inset:-4%;background-repeat:repeat;background-size:auto 100%;filter:blur(6px)}
.pl-cellsnear.on{opacity:.55}
.fs .us-svg{top:0;bottom:0;height:100%}
.us-svg .bean,.us-svg .gshadow{pointer-events:none}

/* film captions: centred, each word lights up as it's spoken */
.caption.film{position:absolute;z-index:5;left:50%;transform:translateX(-50%);bottom:74px;width:min(860px,calc(100% - 2rem));margin:0;text-align:center;
  font:500 clamp(1.1rem,1.9vw,1.55rem)/1.4 var(--body);letter-spacing:.005em;pointer-events:none;text-wrap:balance}
.caption.film .wd{font:inherit;color:rgba(35,35,35,.36);transition:color .18s ease;text-shadow:0 0 12px #fdfdfc,0 0 3px #fdfdfc}
.caption.film .wd.k-said{color:var(--ink)}
.caption.film .wd.k-now{color:var(--coral)}
.us-player.no-cc .caption.film{visibility:hidden}
.us-player:not(.is-started) .caption.film{visibility:hidden}

/* slim floating progress pill */
.dock-min{position:absolute;z-index:6;left:50%;transform:translateX(-50%);bottom:18px;display:flex;align-items:center;gap:.3rem;padding:.25rem .5rem .25rem .3rem;
  width:min(640px,calc(100% - 2rem));border-radius:999px;background:rgba(255,255,255,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:0 8px 30px -10px rgba(40,30,20,.35),0 0 0 1px rgba(35,35,35,.06);transition:opacity .3s,transform .3s}
.dock-min .ctl-btn{width:2rem;height:2rem;font-size:.85rem}
.dock-min .ctl-btn.play{width:2.2rem;height:2.2rem}
.dock-min .ctl-btn.txt{font-size:.78rem;padding-inline:.4rem}
.dock-min .track{height:1.6rem;gap:3px}
.dock-min .seg{height:6px}
.dock-min .time{font-size:.75rem}
.us-player:not(.is-started) .dock-min{opacity:0;pointer-events:none}
/* while the story plays, the pill slims down further until you hover */
.us-player.is-playing:not(:hover) .dock-min{opacity:.55;transform:translateX(-50%) scale(.94)}

/* per-chapter control card, floating right */
.ctl-card{position:absolute;z-index:6;right:clamp(12px,2vw,28px);top:50%;transform:translateY(-50%);width:min(290px,28vw);padding:1rem 1.05rem 1.1rem;border-radius:16px;
  background:rgba(255,255,255,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 18px 50px -18px rgba(40,30,20,.4),0 0 0 1px rgba(35,35,35,.06);
  transition:opacity .4s,transform .4s}
.us-player:not(.is-started) .ctl-card{opacity:0;pointer-events:none;transform:translateY(-46%)}
.ctl-card .card-k{margin:0 0 .5rem}
.ctl-card .chtitle{font:400 1.6rem/1.05 var(--hand);color:var(--leaf)}
.ctl-card .controls-wrap{width:100%}
.ctl-card .ctl{padding:0;background:transparent}
.fs .ctl-card .ctl .try{display:block;text-align:left;font-size:.9rem;margin-bottom:.7rem}
.ctl-card .ctl .row{flex-direction:column;align-items:stretch;gap:.6rem}
.ctl-card .chip{justify-content:center}
.ctl-card .sl{display:grid;grid-template-columns:auto 1fr auto;gap:.5rem;align-items:center}
.ctl-card .sl input{width:100%}
.ctl-card .stat{justify-content:space-between}
.ctl-card .legend{justify-content:flex-start;gap:.3rem .8rem;border-top:1px dashed rgba(35,35,35,.15);padding-top:.6rem;margin-top:.8rem}
/* keep the scene clear of the card on wide screens */
@media (min-width:900px){ .fs .us-svg{left:0;right:auto;width:calc(100% - min(310px,30vw))} .caption.film{left:calc(50% - min(150px,14.5vw))} }

/* resume the story */
.fs .resume-pill{position:absolute;z-index:7;top:18px;bottom:auto;left:50%;transform:translateX(-50%);font:600 1.05rem/1 var(--display);padding:.8rem 1.35rem;border-radius:999px;
  background:var(--ink);color:#fff;box-shadow:0 10px 30px -8px rgba(0,0,0,.45);animation:rs-pop .35s ease}
.fs .resume-pill span{display:inline-grid;place-items:center;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--coral);margin-right:.35rem;font-size:.7rem}
@keyframes rs-pop{from{opacity:0;transform:translateX(-50%) translateY(8px) scale(.95)}}
.us-player.is-exploring .caption.film{opacity:.35}

.chap-pop{bottom:70px;right:50%;transform:translateX(50%)}

/* phones: scene on top, card stacks below; page scrolls within the player */
@media (max-width:760px){
  .fs .us-player{height:auto;min-height:100svh;overflow:visible;display:flex;flex-direction:column}
  .fs .stage-wrap{position:relative;inset:auto;height:62svh;min-height:330px}
  .fs .us-svg{position:absolute;inset:0;width:100%;height:100%}
  .caption.film{position:relative;left:auto;transform:none;bottom:auto;width:auto;margin:.2rem 1rem 0;font-size:1.05rem;order:2}
  .ctl-card{position:relative;right:auto;top:auto;transform:none;width:auto;margin:.8rem 1rem 5.5rem;order:3}
  .us-player:not(.is-started) .ctl-card{transform:none;display:none}
  .dock-min{position:fixed;bottom:12px}
  .fs .resume-pill{position:absolute;top:auto;bottom:10px;font-size:.95rem}
  .fs .stage-wrap{overflow:hidden}
  .fs .us-player{overflow-x:hidden}
  .us-player.is-playing:not(:hover) .dock-min{opacity:.8}
  .fs-logo{top:10px;left:12px}
}

.fs .stage-wrap{overflow:hidden}
@media (min-width:900px){ .fs .resume-pill{left:calc(50% - min(155px,15vw))} }
/* caption legibility over busy art */
@media (min-width:761px){
  .caption.film{padding:.55rem 1.2rem;border-radius:14px;background:rgba(253,253,252,.8);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);width:auto;max-width:min(820px,calc(100% - 360px));bottom:70px}
}

/* ---------- live-page article extras (tables, FAQ, side cards) ---------- */
.xp-grid{display:grid;grid-template-columns:minmax(0,680px) 260px;gap:3rem;justify-content:center;align-items:start}
.xp-grid .crumb-row{grid-column:1/-1;margin-bottom:-1rem}
.xp-grid .crumb-row a{color:var(--ink-2);text-decoration:none;font-weight:700;font-size:.95rem}
.xp-grid .col{margin:0;max-width:none}
.article table{width:100%;border-collapse:collapse;margin:.6rem 0 1.2rem;font-size:.97rem}
.article th,.article td{text-align:left;padding:.5rem .7rem;border-bottom:1px solid rgba(35,35,35,.12);vertical-align:top}
.article th{font-family:var(--display);font-weight:600}
.article details{border-bottom:1px solid rgba(35,35,35,.12);padding:.7rem 0}
.article summary{cursor:pointer;font-weight:700}
.article details p{margin:.5rem 0 0}
.article ul,.article ol{padding-left:1.3rem}
.xp-sources ol{font-size:.95rem;color:var(--ink-2)}
.xp-sources a{color:var(--ink)}
.xp-side{position:sticky;top:1.5rem;display:grid;gap:1rem;margin-top:2.2rem}
.card-s{background:#fff;border-radius:14px;padding:1rem 1.1rem;box-shadow:0 10px 30px -16px rgba(40,30,20,.35),0 0 0 1px rgba(35,35,35,.06)}
.card-s h3{font:400 1.7rem/1 var(--hand);color:var(--leaf);margin-bottom:.5rem}
.card-s ul{list-style:none;padding:0;margin:0;font-size:.93rem}
.card-s li{padding:.3rem 0;border-bottom:1px dashed rgba(35,35,35,.12)}
.card-s li:last-child{border:0}
footer.site a{color:inherit}
@media (max-width:980px){ .xp-grid{grid-template-columns:minmax(0,680px)} .xp-side{position:static;margin-top:0} }

@media (max-width:760px){ .pl-hillsfar{height:16%;bottom:4%} .pl-hillsnear{height:14%} .pl-clouds{height:26%} }

/* phones (fix 2026-09-27): the player fits one screen as a column, so the control card and the
   floating progress pill never overlap. Stage takes the free space, the card scrolls inside itself,
   and the pill sits at the bottom of the player (not fixed over the article). */
@media (max-width:760px){
  .fs .us-player{position:relative}
  .fs .us-player.is-started{height:100svh;min-height:0;overflow:hidden}
  .fs .us-player.is-started .stage-wrap{flex:1 1 auto;height:auto;min-height:220px}
  .fs .us-player.is-started .caption.film{flex:0 0 auto;margin:.3rem 1rem 0}
  .fs .us-player.is-started .ctl-card{flex:0 1 auto;min-height:0;max-height:38svh;overflow-y:auto;-webkit-overflow-scrolling:touch;
    margin:.5rem .75rem calc(66px + env(safe-area-inset-bottom));padding:.8rem .9rem .9rem}
  .fs .us-player.is-started .ctl-card .chtitle{font-size:1.35rem}
  .dock-min{position:absolute;bottom:calc(10px + env(safe-area-inset-bottom))}
  .chap-pop{bottom:calc(64px + env(safe-area-inset-bottom))}
}

/* "watch next" cards in the end overlay */
.overlay.end{overflow:auto}
.next{width:100%;max-width:640px;margin-top:.4rem}
.next-k{font:400 1.35rem/1 var(--hand);color:var(--ink-2);margin:.2rem 0 .5rem}
.next-row{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem}
.next-c{display:flex;flex-direction:column;align-items:center;gap:.3rem;padding:.55rem .5rem .6rem;background:#fff;border:2px solid var(--ink);border-radius:14px;color:var(--ink);text-decoration:none;box-shadow:0 3px 0 var(--ink);transition:transform .15s,box-shadow .15s}
.next-c:hover,.next-c:focus-visible{transform:translateY(-2px) rotate(-.6deg);box-shadow:0 5px 0 var(--ink)}
.next-c img{width:min(110px,70%);height:auto;aspect-ratio:1;border-radius:10px}
.next-t{font:600 .92rem/1.2 var(--display)}
.next-m{font:400 .78rem/1 var(--body);color:var(--ink-2)}
.us-player.has-next .overlay.end{justify-content:flex-start;padding-top:1.2rem}
.us-player.has-next .end-t{font-size:clamp(1.5rem,3vw,2.2rem)}
@media (max-width:640px){
  .us-player.has-next .end-t{font-size:1.25rem;margin-top:1.1rem}
  .us-player.has-next .end-b .pill{padding:.4rem .8rem;font-size:.85rem}
  .next-k{font-size:1.05rem;margin:.1rem 0 .3rem}
  .next-row{gap:.4rem}
  .next-c{padding:.35rem .3rem .4rem;border-radius:10px;box-shadow:0 2px 0 var(--ink)}
  .next-c img{width:64%}
  .next-t{font-size:.72rem}
  .next-m{display:none}
}

/* phones (2026-09-27, DG): the control card is hidden by default so the scene gets the screen;
   a "Try it" button in the progress pill opens it as a sheet over the bottom of the scene. */
.try-btn,.try-x{display:none}
@media (max-width:760px), (max-height:500px) and (pointer:coarse){
  .try-btn{display:grid;background:var(--ink)!important;color:#fff!important}
  .us-player.try-open .try-btn{background:#fff!important;color:var(--ink)!important;box-shadow:inset 0 0 0 1.5px var(--ink)}
  .fs .us-player.is-started .ctl-card{display:none}
  .fs .us-player.is-started.try-open .ctl-card{display:block;position:absolute;z-index:8;left:.6rem;right:.6rem;top:auto;transform:none;width:auto;margin:0;
    bottom:calc(64px + env(safe-area-inset-bottom));max-height:52svh;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:.8rem .9rem .9rem;box-shadow:0 18px 50px -10px rgba(40,30,20,.45),0 0 0 1px rgba(35,35,35,.08)}
  .try-x{display:block;position:absolute;top:.35rem;right:.45rem;width:2rem;height:2rem;border:0;border-radius:50%;background:rgba(35,35,35,.07);font:600 1.3rem/1 var(--body);color:var(--ink)}
  .ctl-card .card-k{padding-right:2rem}
  .us-player.is-ended .ctl-card{display:none!important}
}
@media (max-width:760px){
  /* scene + caption fill the screen; the pill floats at the bottom */
  .fs .us-player.is-started .stage-wrap{flex:1 1 auto}
  .fs .us-player.is-started .caption.film{margin:.3rem 1rem calc(70px + env(safe-area-inset-bottom))}
}
@media (max-height:500px) and (pointer:coarse) and (min-width:761px){
  .fs .us-svg{width:100%!important}
  .fs .us-player.is-started.try-open .ctl-card{left:auto;right:.6rem;width:min(320px,45vw);top:.6rem;bottom:calc(58px + env(safe-area-inset-bottom));max-height:none}
}
.dock-min .try-btn{width:auto!important;border-radius:999px!important;white-space:nowrap;font-size:.74rem!important;padding-inline:.6rem!important}

/* phones: a clean end screen (2026-09-27, DG). The overlay fills the whole player; caption and
   progress pill hide; "watch next" becomes a list of big tappable rows. */
@media (max-width:760px){
  .fs .us-player.is-ended .caption.film,
  .fs .us-player.is-ended .dock-min,
  .fs .us-player.is-ended .ctl-card,
  .fs .us-player.is-ended .resume-pill{display:none!important}
  .fs .us-player.is-ended .stage-wrap{flex:1 1 auto}
  .fs .us-player.is-ended .overlay.end{justify-content:center;padding:4rem 1rem calc(1.2rem + env(safe-area-inset-bottom));gap:.7rem;background:rgba(253,253,252,.97)}
  .us-player.has-next .end-t{font-size:1.45rem;margin-top:0}
  .us-player.has-next .end-b{gap:.5rem}
  .us-player.has-next .end-b .pill{padding:.5rem .95rem;font-size:.92rem}
  .next{max-width:420px;margin-top:.6rem}
  .next-k{font-size:1.3rem;margin:.2rem 0 .5rem}
  .next-row{grid-template-columns:1fr;gap:.6rem}
  .next-c{flex-direction:row;align-items:center;text-align:left;gap:.8rem;padding:.5rem .8rem .5rem .5rem;border-radius:14px;box-shadow:0 3px 0 var(--ink)}
  .next-c img{width:72px;min-width:72px;height:72px;border-radius:10px}
  .next-t{font-size:1rem;line-height:1.2;flex:1}
  .next-m{display:block;font-size:.8rem;white-space:nowrap}
}
.next-tx{display:flex;flex-direction:column;align-items:center;gap:.3rem}
@media (max-width:760px){ .next-tx{align-items:flex-start;gap:.2rem;flex:1} }

/* Full screen (2026-09-27, DG: iPad). Show the button on any device that supports it (JS hides it
   on iPhone), make it easy to hit on touch, and fill the screen properly when on. */
.fs .ctl-btn[data-act=fs]{display:inline-flex!important}
.dock-min .ctl-btn[data-act=fs]{font-size:1.05rem}
@media (pointer:coarse){ .dock-min .ctl-btn[data-act=fs]{width:2.4rem;height:2.4rem} }
.fs .us-player.is-fs, .fs .us-player:-webkit-full-screen{width:100vw;height:100vh!important;min-height:0!important;overflow:hidden!important}
.fs .us-player.is-fs .stage-wrap{flex:1 1 auto}
.fs .ctl-btn[data-act=fs].no-fs{display:none!important}