/* m1 Read-Along. Layout, stage schematics, transcript, controls. Tokens come from ../kit/tokens.css (Frost + Nightwatch). */
html,body{height:auto}
body{background:var(--ac-bg)}
button{font:inherit;color:inherit;cursor:pointer}
button:disabled{cursor:default}
svg{display:block}
.app{position:relative;display:grid;grid-template-rows:auto auto minmax(0,1fr) auto auto;grid-template-columns:minmax(0,1fr);height:100vh;height:100dvh;min-height:560px;overflow:hidden}
/* ---------- header ---------- */
.hd{display:flex;align-items:center;gap:8px;height:52px;padding:0 12px 0 14px;border-bottom:1px solid var(--ac-rule);background:var(--ac-panel-solid)}
.brand{display:flex;align-items:center;gap:9px;color:var(--ac-ink-strong);text-decoration:none;min-height:44px}
.glyph{width:26px;height:26px;color:var(--ac-ink-strong)}
.wm{font:600 17px/1 var(--ac-font-display);letter-spacing:.14em}
.wm2{display:none;font:600 12px/1 var(--ac-font-display);letter-spacing:.2em;color:var(--ac-ink-3)}
.hd-sp{flex:1}
.seg{display:flex;border:1px solid var(--ac-edge);border-radius:var(--ac-r);overflow:hidden;min-width:max-content}
.seg button{display:flex;align-items:center;gap:6px;min-width:44px;height:42px;padding:0 10px;justify-content:center;background:var(--ac-panel-solid);border:0;color:var(--ac-ink-2);font:600 10.5px/1 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase}
.seg button+button{border-left:1px solid var(--ac-edge)}
.seg button svg{width:16px;height:16px}
.seg button span{display:none}
.seg button[aria-pressed="true"]{background:var(--ac-ink-strong);color:var(--ac-bg)}
:root[data-theme="dark"] .seg button[aria-pressed="true"]{background:var(--ac-accent-tint);color:var(--ac-ink-strong);box-shadow:inset 0 -2px 0 var(--ac-accent-rim)}
.ib{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;background:transparent;border:1px solid var(--ac-rule);border-radius:var(--ac-r);color:var(--ac-ink-strong)}
.ib:hover:not(:disabled){border-color:var(--ac-edge);background:var(--ac-card)}
.ib svg{width:16px;height:16px}
/* ---------- stepper: the three pages, always visible ---------- */
.stp{padding:8px 12px 6px;border-bottom:1px solid var(--ac-rule);background:var(--ac-panel-solid)}
.stp ol{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:0;padding:0;list-style:none}
.stp li{margin:0}
.stp .st{position:relative;display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:8px;row-gap:1px;align-items:center;width:100%;min-height:50px;padding:6px 8px 8px;text-align:left;background:transparent;border:1px solid var(--ac-rule);border-radius:var(--ac-r);overflow:hidden;color:var(--ac-ink-2)}
.stp .st .n{grid-row:1/3;font:600 22px/1 var(--ac-font-display);color:var(--ac-ink-3);letter-spacing:.02em}
.stp .st .t{font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ac-ink-strong);align-self:end}
.stp .st .d{font:500 10.5px/1.2 var(--ac-font-mono);color:var(--ac-ink-3);letter-spacing:.06em;align-self:start}
.stp .st .sub{display:none}
.stp .st .fill{position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--ac-accent-fill);transform-origin:left;transform:scaleX(0)}
.stp .st:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--ac-hair);z-index:0}
.stp .st .fill{z-index:1}
.stp .st[aria-current="page"]{border-color:var(--ac-accent-rim);background:var(--ac-accent-tint)}
.stp .st[aria-current="page"] .n{color:var(--ac-accent)}
.stp .st:hover{border-color:var(--ac-edge)}
.stp .stat{display:flex;gap:10px;align-items:baseline;margin:6px 0 0;font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-2);max-width:none}
.stp .stat b{color:var(--ac-accent);font-weight:600}
.stp .stat .rt{margin-left:auto;color:var(--ac-ink-3);font-variant-numeric:tabular-nums}
.stp .rbar{height:2px;background:var(--ac-hair);margin-top:6px;position:relative;overflow:hidden}
.stp .rbar i{position:absolute;inset:0;background:var(--ac-ink-2);transform-origin:left;transform:scaleX(0)}
/* ---------- body ---------- */
.body{display:flex;flex-direction:column;min-height:0;min-width:0}
.stage{position:relative;flex:0 0 clamp(220px,40dvh,380px);overflow:hidden;border-bottom:1px solid var(--ac-rule);background:var(--ac-bg);contain:layout paint}
.cc{width:44px;height:44px;background:transparent;border:1px solid var(--ac-rule);border-radius:var(--ac-r);font:600 11px/1 var(--ac-font-mono);letter-spacing:.1em;color:var(--ac-ink-3)}
.cc[aria-pressed="true"]{color:var(--ac-ink-strong);border-color:var(--ac-accent-rim);box-shadow:inset 0 -2px 0 var(--ac-accent-fill)}
/* ---------- contents card (pre-play) ---------- */
.contents,.endcard{position:absolute;inset:0;overflow:auto;padding:14px 14px 12px;background:var(--ac-panel-solid);display:flex;flex-direction:column;gap:10px}
html:not([data-walk="pre"]) .contents{display:none}
.contents .kick{margin:0;font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.2em;color:var(--ac-accent);text-transform:uppercase;max-width:none}
.contents h1{font:600 21px/1.1 var(--ac-font-display);letter-spacing:.07em;text-transform:uppercase}
.contents h1 em{font-style:normal;color:var(--ac-accent)}
.toc{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px}
.toc button{display:grid;grid-template-columns:30px 1fr auto;column-gap:10px;align-items:center;width:100%;min-height:46px;padding:5px 10px;text-align:left;background:transparent;border:1px solid var(--ac-rule);border-radius:var(--ac-r)}
.toc button:hover{border-color:var(--ac-accent-rim);background:var(--ac-accent-tint)}
.toc .n{font:600 22px/1 var(--ac-font-display);color:var(--ac-accent)}
.toc .t{font:600 14px/1.2 var(--ac-font-ui);color:var(--ac-ink-strong)}
.toc .s{display:none;font:400 12.5px/1.35 var(--ac-font-ui);color:var(--ac-ink-2)}
.toc .d{font:600 12px/1 var(--ac-font-mono);color:var(--ac-ink-2);font-variant-numeric:tabular-nums}
.spec{margin:0;padding:9px 11px;border:1px solid var(--ac-rule);border-left:3px solid var(--ac-accent);background:var(--ac-bg);font:500 12.5px/1.45 var(--ac-font-mono);color:var(--ac-ink);max-width:none;letter-spacing:0}
.spec mark{background:var(--ac-accent-tint);color:var(--ac-accent);padding:0 3px;font-weight:600;box-shadow:inset 0 -2px 0 var(--ac-accent-rim)}
.cta-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;flex:1 1 220px;min-height:56px;padding:0 20px;background:var(--ac-accent-fill);color:var(--ac-on-fill);border:1px solid var(--ac-accent-rim);border-radius:var(--ac-r);font:600 14px/1 var(--ac-font-mono);letter-spacing:.14em;text-transform:uppercase}
.cta:hover{background:var(--ac-accent-fill-hover)}
.cta svg{width:18px;height:18px}
.cta small{font:500 10.5px/1 var(--ac-font-mono);letter-spacing:.1em;opacity:.86}
.resume{flex:1 1 160px;min-height:56px;padding:0 14px;background:var(--ac-info-fill);color:var(--ac-on-fill);border:1px solid var(--ac-info-rim);border-radius:var(--ac-r);font:600 11px/1.3 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase}
/* ---------- transcript ---------- */
.endcard{z-index:6;justify-content:flex-start;align-items:flex-start;gap:10px;background:var(--ac-float);border-top:1px solid var(--ac-rule)}
.endcard h2{font:600 19px/1.2 var(--ac-font-display);letter-spacing:.06em;text-transform:uppercase}
.endcard p{margin:0;color:var(--ac-ink-2);max-width:46ch}
.endcard .cd{font:600 38px/1 var(--ac-font-mono);color:var(--ac-accent);font-variant-numeric:tabular-nums}
.endcard .row{display:flex;flex-wrap:wrap;gap:8px}
.endcard .row button{min-height:48px;padding:0 16px}
.endcard .mot{font:600 22px/1.2 var(--ac-font-display);letter-spacing:.14em;text-transform:uppercase}
.endcard .mot span{color:var(--ac-accent)}
.btn2{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;background:var(--ac-panel-solid);color:var(--ac-ink-strong);border:1px solid var(--ac-edge);border-radius:var(--ac-r);font:600 11px/1 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase}
.btn2:hover{background:var(--ac-card)}
.btn1{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;background:var(--ac-accent-fill);color:var(--ac-on-fill);border:1px solid var(--ac-accent-rim);border-radius:var(--ac-r);font:600 11.5px/1 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase}
/* ---------- controls ---------- */
.ctl{position:relative;display:grid;grid-template-columns:auto auto auto minmax(0,1fr) auto auto auto;align-items:center;gap:8px;padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--ac-rule);background:var(--ac-panel-solid)}
.play{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;background:var(--ac-accent-fill);color:var(--ac-on-fill);border:1px solid var(--ac-accent-rim);border-radius:var(--ac-r)}
.play:hover{background:var(--ac-accent-fill-hover)}
.play svg{width:22px;height:22px}
html[data-walk="pre"] .play{visibility:hidden}
html[data-walk="pre"] .sk{visibility:hidden}
.scrub{display:none}
.clock{justify-self:end;font:600 13px/1 var(--ac-font-mono);color:var(--ac-ink);font-variant-numeric:tabular-nums;letter-spacing:.04em;white-space:nowrap}
.tb-sp{display:none;min-width:48px;height:44px;background:transparent;border:1px solid var(--ac-rule);border-radius:var(--ac-r);font:600 11px/1 var(--ac-font-mono);letter-spacing:.08em}
.cue{margin:0;padding:3px 10px;max-width:none;background:var(--ac-float);border:1px solid var(--ac-rule);border-radius:var(--ac-r);font:500 12px/1.3 var(--ac-font-mono);color:var(--ac-ink)}
/* ---------- sheets: floating = 100% opaque ---------- */
.scrim{position:fixed;inset:0;z-index:60;background:var(--ac-scrim)}
.sheet{position:fixed;z-index:61;left:0;right:0;bottom:0;max-height:86dvh;overflow:auto;padding:16px 16px calc(18px + env(safe-area-inset-bottom,0px));border-radius:var(--ac-r-sheet) var(--ac-r-sheet) 0 0}
.sheet h3{font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ac-accent);margin:14px 0 8px}
.sheet h3:first-child{margin-top:0}
.sheet .grp{display:flex;flex-wrap:wrap;gap:6px}
.sheet .grp button,.sheet .item{min-height:44px;padding:0 14px;background:var(--ac-panel-solid);color:var(--ac-ink-strong);border:1px solid var(--ac-rule);border-radius:var(--ac-r);font:600 11px/1 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase}
.sheet .grp button[aria-pressed="true"]{border-color:var(--ac-accent-rim);box-shadow:inset 0 -2px 0 var(--ac-accent-fill);background:var(--ac-accent-tint)}
.sheet .item{display:flex;align-items:center;width:100%;margin-top:6px;text-align:left}
.sheet .xx{position:sticky;top:0;float:right;margin:-4px -4px 0 0;z-index:2}
.sheet p{max-width:none}
/* ---------- This check card ---------- */
.cardx{font:400 14px/1.5 var(--ac-font-ui);color:var(--ac-ink)}
.cardx .kick{margin:0 0 4px;font:600 10.5px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-accent);max-width:none}
.cardx h3{font:600 20px/1.2 var(--ac-font-ui);color:var(--ac-ink-strong);margin:0 0 8px;letter-spacing:-.01em;text-transform:none;color:var(--ac-ink-strong)}
.cardx .av{display:inline-block;margin:0 0 8px;padding:3px 7px;font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--ac-ok);color:var(--ac-ok-ink)}
.cardx .av.opt{border-style:dashed;border-color:var(--ac-warn);color:var(--ac-warn-ink)}
.cardx .av.pt{border-color:var(--ac-info-rim);color:var(--ac-info)}
.cardx p{max-width:62ch;margin:0 0 10px;color:var(--ac-ink-2)}
.cardx ul{margin:0 0 10px;padding-left:18px;color:var(--ac-ink-2)}
.cardx li{margin-bottom:4px}
.cardx dl{margin:0;display:grid;grid-template-columns:96px 1fr;gap:6px 10px;font-size:13px}
.cardx dt{font:600 10px/1.6 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-3)}
.cardx dd{margin:0;color:var(--ac-ink)}
.cardx .pin{margin-top:10px}
/* ---------- stage chrome ---------- */
.stage:before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--ac-hair) 1px,transparent 1px),linear-gradient(90deg,var(--ac-hair) 1px,transparent 1px);background-size:32px 32px;opacity:.7;pointer-events:none}
.pg{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 500ms var(--ac-ease),visibility 0s linear 500ms}
.pg.on{opacity:1;visibility:visible;transition:opacity 500ms var(--ac-ease)}
.world{position:absolute;left:0;top:0;transform-origin:0 0;transition:transform 900ms var(--ac-ease)}
.snap .world,.snap .world *{transition:none!important}
.hud{position:absolute;z-index:5;pointer-events:none}
.chip{position:absolute;left:10px;top:8px;z-index:6;display:flex;gap:8px;align-items:center;max-width:calc(100% - 20px);padding:5px 8px;background:var(--ac-float);border:1px solid var(--ac-rule);border-radius:var(--ac-r);font:600 10px/1.2 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-2);pointer-events:none}
.chip b{color:var(--ac-accent);font-weight:600}
.tg3{position:absolute;right:10px;top:8px;z-index:7;display:none}
html[data-page="3"] .tg3{display:flex}
.tg3 button{min-height:36px;padding:0 10px;background:var(--ac-float);border:1px solid var(--ac-rule);font:600 10px/1 var(--ac-font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ac-ink-2)}
.tg3 button+button{border-left:0}
.tg3 .nh{display:none}
.tg3 button[aria-pressed="true"]{color:var(--ac-ink-strong);box-shadow:inset 0 -2px 0 var(--ac-accent-fill);background:linear-gradient(var(--ac-accent-tint),var(--ac-accent-tint)) var(--ac-float)}
.motto{position:absolute;inset:0;z-index:8;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:color-mix(in srgb,var(--ac-bg) 95%,transparent);opacity:0;visibility:hidden;transition:opacity 700ms var(--ac-ease),visibility 0s linear 700ms;text-align:center;padding:16px;pointer-events:none}
.motto.on{opacity:1;visibility:visible;transition:opacity 700ms var(--ac-ease)}
.motto .fn{font:600 10.5px/1.3 var(--ac-font-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ac-ink-3);margin-bottom:8px}
.motto .ln{font:600 clamp(26px,5.4vw,52px)/1.05 var(--ac-font-display);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-strong);opacity:0;transform:translateY(10px);transition:opacity 700ms var(--ac-ease),transform 700ms var(--ac-ease)}
.motto .ln.on{opacity:1;transform:none}
.motto .ln:nth-child(4){color:var(--ac-accent)}
/* ---------- P1: board ---------- */
.p1-tile{position:absolute;display:flex;gap:6px;align-items:flex-start;padding:6px 8px;text-align:left;background:var(--ac-panel-solid);border:1px solid var(--ac-rule);border-radius:var(--ac-r);color:var(--ac-ink-strong);transition:opacity 500ms var(--ac-ease),border-color 300ms,background 300ms,box-shadow 300ms}
.p1-tile .n{font:600 10px/1.5 var(--ac-font-mono);color:var(--ac-ink-3);letter-spacing:.06em}
.p1-tile b{font:600 12px/1.25 var(--ac-font-ui);overflow-wrap:normal;word-break:normal;hyphens:none}
.p1-tile.scan{border-color:var(--ac-accent-rim);background:var(--ac-accent-tint);box-shadow:0 0 0 1px var(--ac-accent-rim)}
.p1-tile.dim{opacity:.34}
.p1-tile.act{border-color:var(--ac-accent-rim);background:var(--ac-card);box-shadow:0 0 0 2px var(--ac-accent-fill);opacity:1;z-index:2}
.p1-tile.act .n{color:var(--ac-accent)}
.p1-head{position:absolute;display:flex;align-items:flex-end;padding:0 2px 4px;border-bottom:2px solid var(--ac-ink-3);font:600 9.5px/1.2 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ac-ink-3);transition:color 300ms,border-color 300ms,opacity 500ms}
.p1-head.scan,.p1-head.act{color:var(--ac-accent);border-color:var(--ac-accent-fill)}
.p1-head.dim{opacity:.34}
.p1-card{position:absolute;z-index:4;padding:12px 14px;background:var(--ac-float);border:1px solid var(--ac-rule);border-top:3px solid var(--ac-accent-fill);border-radius:var(--ac-r);box-shadow:var(--ac-float-lift);opacity:0;transform:translateY(8px);visibility:hidden;transition:opacity 500ms var(--ac-ease),transform 500ms var(--ac-ease),visibility 0s linear 500ms;display:flex;flex-direction:column;min-height:0;overflow:hidden}
.p1-card.on{opacity:1;transform:none;visibility:visible;transition:opacity 500ms var(--ac-ease),transform 500ms var(--ac-ease)}
.p1-card .kick{margin:0 0 2px;font:600 10px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-accent);max-width:none}
.p1-card h3{font:600 17px/1.2 var(--ac-font-ui);letter-spacing:-.01em;margin:0 0 6px;color:var(--ac-ink-strong)}
.p1-card ul{margin:0;padding:0;list-style:none;overflow:hidden;flex:1 1 0;min-height:0;scroll-behavior:smooth}
.p1-card li{position:relative;padding:2px 0 2px 14px;font:400 12.5px/1.4 var(--ac-font-ui);color:var(--ac-ink);opacity:0;transform:translateX(-6px);transition:opacity 500ms var(--ac-ease),transform 500ms var(--ac-ease)}
.p1-card li:before{content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;background:var(--ac-accent-fill)}
.p1-card li.on{opacity:1;transform:none}
.p1-strip{position:absolute;z-index:5;left:0;right:0;bottom:0;padding:6px 12px 8px;background:var(--ac-bg);border-top:1px solid var(--ac-rule);pointer-events:none}
.p1-strip .lb{display:flex;justify-content:space-between;margin:0 0 3px;font:600 9.5px/1.2 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-3);max-width:none}
.p1-strip .lb b{color:var(--ac-accent);font-weight:600}
.p1-strip .tk{display:grid;grid-template-columns:repeat(51,1fr);gap:1px;height:16px}
.p1-strip .tk i{display:block;border:1px solid var(--ac-rule);border-radius:0;transition:background 400ms var(--ac-ease),border-color 400ms,transform 400ms var(--ac-ease)}
.p1-strip .tk i.m{background:var(--ac-accent-fill);border-color:var(--ac-accent-rim);transform:scaleY(1.25)}
.p1-strip .tk i.oob{border-style:dashed}
/* ---------- P2: track ---------- */
.p2-ov{position:absolute;inset:0;z-index:3;display:grid;grid-template-columns:1fr;grid-template-rows:auto 1fr auto;gap:8px;padding:44px 12px 12px;opacity:0;visibility:hidden;transition:opacity 700ms var(--ac-ease),visibility 0s linear 700ms}
.p2-ov.on{opacity:1;visibility:visible;transition:opacity 700ms var(--ac-ease)}
.ov-b{position:relative;padding:10px 12px;background:var(--ac-panel-solid);border:1px solid var(--ac-rule);border-radius:var(--ac-r);transition:border-color 500ms,box-shadow 500ms,background 500ms}
.ov-b small{display:block;margin-bottom:3px;font:600 9.5px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-ink-3)}
.ov-b b{font:600 15px/1.2 var(--ac-font-ui);color:var(--ac-ink-strong)}
.ov-b.lit{border-color:var(--ac-accent-rim);box-shadow:inset 0 0 0 1px var(--ac-accent-rim);background:var(--ac-card)}
.ov-b.lit small{color:var(--ac-accent)}
.ov-pk{display:inline-block;margin-top:6px;padding:3px 8px;background:var(--ac-bg);border:1px solid var(--ac-accent-rim);font:600 11px/1.3 var(--ac-font-mono);color:var(--ac-ink-strong)}
.ov-ar .chips{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:4px;margin-top:8px}
.ov-ar .chips span{padding:4px 6px;border:1px solid var(--ac-rule);font:600 10px/1.25 var(--ac-font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ac-ink-3);transition:color 400ms,border-color 400ms,background 400ms}
.ov-ar .chips span.lit{color:var(--ac-ink-strong);border-color:var(--ac-accent-rim);background:var(--ac-accent-tint)}
.ov-pr .lg-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:6px}
.ov-pr i{font:500 12px/1.3 var(--ac-font-ui);font-style:normal;color:var(--ac-ink-2)}
.lg{height:20px;width:auto;max-width:92px;display:block}
:root[data-theme="dark"] .lg.mono{filter:invert(1)}
.p2-world .wire{position:absolute;height:0;border-top:2px solid var(--ac-ink-3);transform-origin:0 0}
.p2-world .wire.b{border-top-style:solid;border-top-color:var(--ac-accent-rim)}
.p2-world .wire.r{border-top-style:dashed;border-top-width:1px}
.p2-world .vw{position:absolute;width:0;border-left:2px solid var(--ac-ink-3)}
.p2-world .stg{position:absolute;display:flex;align-items:flex-end;height:22px;border-bottom:1px solid var(--ac-rule);font:600 10.5px/1.1 var(--ac-font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ac-ink-3);padding:0 4px 4px;white-space:nowrap}
.p2-world .stg.now{color:var(--ac-accent);border-bottom-color:var(--ac-accent-fill)}
.p2-world .blk{position:absolute;padding:12px;background:var(--ac-panel-solid);border:1px solid var(--ac-rule);border-radius:var(--ac-r);display:flex;flex-direction:column;gap:6px;transition:border-color 400ms,box-shadow 400ms}
.p2-world .blk small{font:600 9.5px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-ink-3)}
.p2-world .blk b{font:600 15px/1.25 var(--ac-font-ui);color:var(--ac-ink-strong)}
.p2-world .blk p{margin:0;font:400 12.5px/1.4 var(--ac-font-ui);color:var(--ac-ink-2)}
.p2-world .blk.act{border-color:var(--ac-accent-rim);box-shadow:0 0 0 2px var(--ac-accent-fill)}
.p2-world .blk .lg-row{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center}
.p2-world .c{position:absolute;width:166px;height:104px;display:flex;flex-direction:column;gap:3px;padding:9px 10px 8px;text-align:left;background:var(--ac-panel-solid);border:1px solid var(--ac-rule);border-radius:var(--ac-r);opacity:.5;transition:opacity 500ms var(--ac-ease),border-color 300ms,background 300ms,box-shadow 300ms,transform 600ms var(--ac-ease)}
.p2-world .c .no{font:600 10px/1.2 var(--ac-font-mono);letter-spacing:.12em;color:var(--ac-ink-3)}
.p2-world .c b{font:600 13.5px/1.25 var(--ac-font-ui);color:var(--ac-ink-strong);overflow-wrap:normal;hyphens:none}
.p2-world .c .tg{margin-top:auto;font:600 9.5px/1.2 var(--ac-font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ac-ink-3)}
.p2-world .c.opt{border-style:dashed;background:transparent}
.p2-world .c.opt .tg{color:var(--ac-warn-ink)}
.p2-world .c.done{opacity:.95}
.p2-world .c.done:after{content:"";position:absolute;right:8px;top:9px;width:8px;height:8px;background:var(--ac-ok)}
.p2-world .c.near{opacity:.8}
.p2-world .c.now{opacity:1;background:var(--ac-card);border-color:var(--ac-accent-rim);box-shadow:0 0 0 2px var(--ac-accent-fill);transform:translateY(-3px);z-index:3}
.p2-world .c.now:after{display:none}
.p2-world .c .stamp{position:absolute;right:8px;top:7px;opacity:0;transform:scale(1.15);transition:opacity 400ms var(--ac-ease),transform 400ms var(--ac-ease)}
.p2-world .c.now .stamp.on{opacity:1;transform:none}
.pk{position:absolute;z-index:6;left:0;top:0;width:150px;height:38px;padding:4px 8px;background:var(--ac-bg);border:1px solid var(--ac-accent-rim);border-left:4px solid var(--ac-accent-fill);box-shadow:var(--ac-float-lift);font:600 10.5px/1.3 var(--ac-font-mono);color:var(--ac-ink-strong);overflow:hidden;transition:transform 1000ms var(--ac-ease)}
.pk small{display:block;font:600 9px/1.2 var(--ac-font-mono);letter-spacing:.16em;color:var(--ac-ink-3)}
.pk .v{position:relative;display:block;height:14px}
.pk .v span{position:absolute;left:0;top:0;white-space:nowrap;transition:opacity 500ms var(--ac-ease),transform 500ms var(--ac-ease)}
.pk .v .ph{opacity:0;transform:translateY(8px);color:var(--ac-accent)}
.pk.ph .v .ssn{opacity:.0;transform:translateY(-8px)}
.pk.ph .v .ph{opacity:1;transform:none}
.pk .v .ssn s{text-decoration-thickness:2px}
.ledger{position:absolute;right:10px;bottom:10px;z-index:6;width:min(190px,44%);padding:6px 8px;background:var(--ac-float);border:1px solid var(--ac-rule);border-radius:var(--ac-r);opacity:0;visibility:hidden;transition:opacity 500ms var(--ac-ease),visibility 0s linear 500ms;pointer-events:none}
.ledger.on{opacity:1;visibility:visible;transition:opacity 500ms var(--ac-ease)}
.ledger h4{margin:0 0 3px;display:flex;justify-content:space-between;font:600 9px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-ink-3)}
.ledger h4 em{font-style:normal;color:var(--ac-ok-ink)}
.ledger ol{margin:0;padding:0;list-style:none}
.ledger li{display:none;font:500 10.5px/1.5 var(--ac-font-mono);color:var(--ac-ink);letter-spacing:.04em}
.ledger li.on{display:block;animation:rowin 600ms var(--ac-ease) both}
@keyframes rowin{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
/* ---------- P3: zones ---------- */
.p3-world .z{position:absolute;border:1px dashed var(--ac-edge);border-radius:var(--ac-r);opacity:.9}
.p3-world .z span{z-index:2;position:absolute;left:6px;top:0;padding:0 4px;background:var(--ac-bg);font:600 11px/1.25 var(--ac-font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ac-ink-3);white-space:normal;transition:left 900ms var(--ac-ease),top 900ms var(--ac-ease),opacity 300ms}
.p3-world .u{position:absolute;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:4px;text-align:center;background:var(--ac-panel-solid);border:1.5px solid var(--ac-ink-3);border-radius:var(--ac-r);color:var(--ac-ink-strong);font:600 12.5px/1.2 var(--ac-font-ui);transition:border-color 400ms,box-shadow 400ms,background 400ms,opacity 400ms}
.p3-world .u small{display:block;font:500 10.5px/1.25 var(--ac-font-ui);color:var(--ac-ink-2)}
.p3-world .u.ct{align-items:flex-start;justify-content:flex-start;background:transparent;border-style:dashed;text-align:left;padding:6px 8px}
.p3-world .u.ct span{font:600 10.5px/1.2 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ac-ink-3)}
.p3-world .u .lg{height:16px;max-width:56px}
.p3-world .u.act{border-color:var(--ac-accent-rim);background:var(--ac-card);box-shadow:0 0 0 2px var(--ac-accent-fill);opacity:1;z-index:3}
.p3-world .u.ct.act{background:var(--ac-accent-tint)}
.p3-world .u.dim{opacity:.55}
.p3-world svg.rt{position:absolute;left:0;top:0;overflow:visible;pointer-events:none}
.rt .l{fill:none;stroke:var(--ac-ink-3);stroke-width:1.6;stroke-dasharray:5 4;opacity:.7;transition:stroke 300ms,opacity 300ms,stroke-width 300ms}
.rt .l.enc{stroke-dasharray:none}
.rt .l.on{stroke:var(--ac-accent-rim);stroke-width:2.6;opacity:1}
.rt .l.hl{stroke:var(--ac-accent-fill);stroke-width:3;opacity:1}
.rt .l.hs{stroke:var(--ac-info-rim);stroke-width:2.6;opacity:1}
.rt text{font:600 10.5px var(--ac-font-mono);letter-spacing:.06em;fill:var(--ac-ink-2);paint-order:stroke;stroke:var(--ac-bg);stroke-width:4px;stroke-linejoin:round}
.rt .lk{fill:none;stroke:var(--ac-ink-2);stroke-width:1.4}
html[data-playing="1"] .rt .l.on,html[data-playing="1"] .rt .l.hl,html[data-playing="1"] .rt .l.hs{animation:flow 1.1s linear infinite}
html[data-playing="1"] .rt .l.enc.on,html[data-playing="1"] .rt .l.enc.hl{stroke-dasharray:14 8}
@keyframes flow{to{stroke-dashoffset:-22}}
.p3-pk{position:absolute;z-index:6;width:14px;height:14px;background:var(--ac-accent-fill);border:2px solid var(--ac-bg);transform:rotate(45deg);transition:left 1000ms var(--ac-ease),top 1000ms var(--ac-ease),opacity 400ms}
.p3-info{position:absolute;z-index:6;padding:10px 12px;background:var(--ac-float);border:1px solid var(--ac-rule);border-top:3px solid var(--ac-accent-fill);border-radius:var(--ac-r);box-shadow:var(--ac-float-lift);overflow:hidden;opacity:0;visibility:hidden;transition:opacity 500ms var(--ac-ease),visibility 0s linear 500ms}
.p3-info.on{opacity:1;visibility:visible;transition:opacity 500ms var(--ac-ease)}
.p3-info .kick{margin:0 0 2px;font:600 10px/1.3 var(--ac-font-mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac-accent);max-width:none}
.p3-info h3{font:600 16px/1.2 var(--ac-font-ui);margin:0 0 3px;color:var(--ac-ink-strong);letter-spacing:-.01em}
.p3-info p{margin:0 0 5px;font:400 12.5px/1.4 var(--ac-font-ui);color:var(--ac-ink-2);max-width:none}
.p3-info ul{margin:0;padding:0;list-style:none}
.p3-info li{padding:2px 0;font:400 12px/1.4 var(--ac-font-ui);color:var(--ac-ink);border-top:1px solid var(--ac-hair)}
.p3-info li i{font:600 9.5px/1 var(--ac-font-mono);font-style:normal;letter-spacing:.08em;text-transform:uppercase;color:var(--ac-ink-3);margin-right:5px}
.p3-info li i.e{color:var(--ac-ok-ink)}
.tap{cursor:pointer}
[data-flash]:not(.sheet){position:relative}
/* ---------- wide: 2 columns ---------- */
@media (min-width:600px) and (max-width:899px){.stage{flex-basis:clamp(260px,42dvh,420px)}.stp .st .sub{display:none}}
@media (min-width:421px){.toc .s{display:block}.toc button{min-height:54px}}
@media (min-width:900px){
  .hd{height:60px;padding:0 20px}
  .wm{font-size:15px}.wm2{display:block;margin-left:2px}
  .seg button span{display:inline}
  .seg button{padding:0 14px}
  .stp{padding:10px 20px 6px}
  .stp .st{min-height:62px;padding:8px 12px 10px;column-gap:12px}
  .stp .st .n{font-size:28px}
  .stp .st .t{font-size:12px}
  .stp .st .d{font-size:11px}
  .stp .st .sub{display:block;grid-column:2;font:400 11.5px/1.3 var(--ac-font-ui);color:var(--ac-ink-3);margin-top:1px}
  .stp .st{grid-template-rows:auto auto auto}
  .stp .st .n{grid-row:1/4}
  .stp .stat{font-size:11px}
  .body{display:grid;grid-template-columns:minmax(0,1fr) clamp(400px,31%,640px);grid-template-rows:minmax(0,1fr)}
  .stage{flex:none;border-bottom:0;border-right:1px solid var(--ac-rule)}
  .contents{padding:22px 24px}
  .contents h1{font-size:26px}
  .toc button{min-height:60px}
  .ctl{grid-template-columns:auto auto auto minmax(0,1fr) auto auto auto;gap:12px;padding:10px 20px calc(10px + env(safe-area-inset-bottom,0px))}
  .scrub{display:flex;gap:5px;position:relative;height:40px;cursor:pointer;touch-action:none;align-self:center}
  .tb-sp{display:inline-flex;align-items:center;justify-content:center}
  .clock{font-size:14px}
  .sheet{left:auto;right:16px;bottom:auto;top:66px;width:380px;max-height:calc(100dvh - 90px);border-radius:var(--ac-r)}
  #sheet-chk{width:480px;top:76px}
  .scrub .sg{position:relative;flex-grow:var(--d);flex-basis:0;display:flex;flex-direction:column;justify-content:flex-end;gap:3px;min-width:0}
  .scrub .sg label{font:600 9.5px/1 var(--ac-font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ac-ink-3);white-space:nowrap;overflow:hidden;pointer-events:none}
  .scrub .sg.cur label{color:var(--ac-accent)}
  .scrub .bar{position:relative;height:12px;background:var(--ac-hair);overflow:hidden;border:1px solid var(--ac-rule)}
  .scrub .bar i.f{position:absolute;inset:0;background:var(--ac-accent-fill);transform-origin:left;transform:scaleX(0)}
  .scrub .bar u{position:absolute;top:0;bottom:0;width:1px;background:var(--ac-bg);opacity:.9}
}
@media (min-width:1700px){
  .stp .st{min-height:66px}
  .hd{height:64px}
}
@media (max-height:700px) and (max-width:899px){.stage{flex-basis:clamp(180px,30dvh,260px)}}
@media (prefers-reduced-motion:reduce){.world,.pk,.p3-pk{transition:none!important}.p1-card li{transition:none}html[data-playing="1"] .rt .l{animation:none!important}}
.reduced .world,.reduced .pk,.reduced .p3-pk{transition:none!important}

.world.drift{transition:transform 320ms linear}
.p2-world .wire{height:2px;border:0;background:repeating-linear-gradient(90deg,var(--ac-ink-3) 0 12px,transparent 12px 22px)}
.p2-world .wire.back{background:repeating-linear-gradient(90deg,var(--ac-accent-rim) 0 12px,transparent 12px 22px)}
.p2-world .wire.r{background:repeating-linear-gradient(90deg,var(--ac-ink-3) 0 4px,transparent 4px 10px);height:1px}
html[data-playing="1"] .p2-world .wire.out{animation:wx 900ms linear infinite}
html[data-playing="1"] .p2-world .wire.back{animation:wxb 900ms linear infinite}
@keyframes wx{to{background-position-x:22px}}@keyframes wxb{to{background-position-x:-22px}}
@keyframes tilein{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.p1-world.enter .p1-tile,.p1-world.enter .p1-head{animation:tilein 700ms var(--ac-ease) both}
.p1-world.enter .p1-head{animation-name:tilein}
.p2-world .blk.act{border-color:var(--ac-accent-rim)}
.p2-world .blk .hop{margin-top:auto;padding-top:6px;border-top:1px solid var(--ac-hair)}
.stage.narrow .p2-ov{padding-top:40px}
.stage.wide .p2-ov{grid-template-columns:1fr 2.1fr 1fr;grid-template-rows:1fr;align-items:center;gap:18px;padding:60px 28px 28px}
.stage.wide .ov-b{padding:16px 18px}.stage.wide .ov-b b{font-size:18px}
.stage.wide .ov-ar .chips{grid-template-columns:repeat(3,1fr)}
.stage.wide .ov-ar .chips span{font-size:11px;padding:6px 8px}
.stage.wide .lg{height:26px;max-width:110px}

.contents{padding-bottom:0;gap:8px}
.cta-row{position:sticky;bottom:0;margin-top:auto;padding:10px 0 12px;background:var(--ac-panel-solid)}
@media (max-width:899px){html[data-walk="pre"] .ctl{display:none}html[data-walk="pre"] .stage{flex-basis:clamp(200px,31dvh,300px)}.toc button{min-height:42px}.toc{gap:5px}.contents h1{font-size:20px}}

.stage.wide .p1-tile{padding:8px 8px;gap:2px;flex-direction:column}.stage.wide .p1-tile b{font-size:12.5px}.stage.wide .p1-tile .n{font-size:11px}
.stage.narrow .p1-tile b{font-size:11.5px}

.stage.narrow .chip .cp{display:none}
@media (min-width:421px){.tg3 .nh{display:inline}}
html[data-page="3"] .chip{max-width:calc(100% - 185px)}
@media (min-width:421px){html[data-page="3"] .chip{max-width:calc(100% - 232px)}}
.rt text{font-size:12px}.p3-world .u{font-size:13.5px}.p3-world .u small{font-size:11.5px}

.endcard h2{font-size:17px}
.endcard .cd{font-size:30px}
@media (max-width:899px){.endcard p:not(.kick){display:none}}

.p2-world{transition:transform 900ms var(--ac-ease),opacity 600ms var(--ac-ease)}
.stage.wide .p2-ov{grid-template-columns:1fr 2.2fr 1fr;gap:48px;padding:64px 40px 48px;align-items:stretch}
.stage.wide .ov-b{display:flex;flex-direction:column;justify-content:center;padding:20px 22px}
.stage.wide .ov-b b{font-size:20px}
.stage.wide .ov-b:not(:last-child):after{content:"";position:absolute;right:-48px;top:50%;width:40px;height:2px;background:repeating-linear-gradient(90deg,var(--ac-ink-3) 0 8px,transparent 8px 14px)}
.stage.wide .ov-b:not(:last-child):before{content:"";position:absolute;right:-10px;top:calc(50% - 5px);border-left:9px solid var(--ac-ink-3);border-top:5px solid transparent;border-bottom:5px solid transparent;margin-right:-30px}
.stage.wide .ov-pk{font-size:13px;padding:6px 10px;margin-top:10px;align-self:flex-start}
.stage.narrow .p2-ov{gap:6px;padding:38px 10px 8px}
.stage.narrow .ov-b{padding:6px 10px}
.stage.narrow .ov-b small{display:none}
.stage.narrow .ov-ar small{display:block;margin-bottom:1px}
.stage.narrow .ov-b b{font-size:13.5px}
.stage.narrow .ov-pk{margin-top:3px;font-size:10.5px;padding:2px 6px}
.stage.narrow .ov-ar .chips{grid-template-columns:repeat(3,1fr);gap:3px;margin-top:5px}
.stage.narrow .ov-ar .chips span{font-size:8.5px;padding:3px 4px;letter-spacing:.03em}
.stage.narrow .lg{height:16px;max-width:60px}
.stage.narrow .ov-pr .lg-row{margin-top:2px;gap:10px}
.stage.narrow .ov-pr{display:flex;align-items:center;gap:10px;flex-wrap:wrap}

.stage.narrow:before{content:"";position:absolute;left:0;right:0;top:0;height:34px;background:var(--ac-bg);border-bottom:1px solid var(--ac-rule);z-index:20;pointer-events:none}
.stage.narrow .chip,.stage.narrow .tg3{z-index:21}
.stage.narrow:has(.p3.on):before{height:48px}

.stage.narrow .p3-info{border-left:0;border-right:0;border-bottom:0;border-radius:0}

/* ---------- r2: description area (NOC screen + card), caption block above the controls ---------- */
.stage{flex:1 1 0;min-height:150px}
.desc{position:relative;flex:none;height:clamp(120px,28dvh,62.5vw);min-height:0;display:flex;flex-direction:column;background:var(--ac-panel-solid);border-top:1px solid var(--ac-rule)}
html[data-walk="pre"] .desc{flex:1 1 0;height:auto}
html[data-walk="pre"] .stage{flex:0 0 clamp(200px,31dvh,300px)}
.noc{position:relative;flex:1 1 auto;min-height:0;display:flex;flex-direction:column}
.nw{position:relative;flex:1 1 0;min-height:0;overflow:hidden;background:#e6eaef;contain:layout paint}
.cam{position:absolute;left:0;top:0;width:2880px;height:1800px;transform-origin:0 0}
.cam .im{position:absolute;left:0;top:0;max-width:none;opacity:0;user-select:none;-webkit-user-drag:none}
.cam .bk.on{opacity:1}
/* framing v4: the frosted screen fills the window; the lens is the only sharp part. The ring and shadow sit just OUTSIDE the lens (box-shadow is never drawn inside its own box); --rw is set in source px so the ring reads about 1.25 CSS px. */
.lens{position:absolute;overflow:hidden;visibility:hidden;opacity:0;--rw:1.25px;background:var(--ac-panel-solid);pointer-events:none;box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 42%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(14,19,25,.30)}
.lens .cr{position:absolute;max-width:none;user-select:none;-webkit-user-drag:none}
:root[data-theme="dark"] .lens{box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 55%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(0,0,0,.6)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .lens{box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 55%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(0,0,0,.6)}}
.nstrip{flex:none;display:flex;align-items:center;gap:10px;min-height:34px;padding:4px 8px;background:var(--ac-panel-solid);border-bottom:1px solid var(--ac-rule)}
.nchip{margin:0;display:flex;gap:8px;align-items:baseline;min-width:0;font:600 10.5px/1.3 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ac-ink-strong)}
.nchip b{font-weight:600;color:var(--ac-accent);white-space:nowrap}
.nchip span{color:var(--ac-ink-3);font-weight:500;letter-spacing:.04em;text-transform:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.nlab{margin:0;flex:1 1 auto;min-width:0;font:600 12px/1.3 var(--ac-font-ui);color:var(--ac-ink-strong);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ndet{flex:none;min-height:32px;padding:0 10px;background:var(--ac-panel-solid);color:var(--ac-ink-strong);border:1px solid var(--ac-edge);border-radius:var(--ac-r);font:600 10.5px/1 var(--ac-font-mono);letter-spacing:.1em;text-transform:uppercase}
.chk{display:none;flex:1 1 0;min-height:0;flex-direction:column;overflow:hidden;padding:0;background:var(--ac-panel-solid);border-top:1px solid var(--ac-rule)}
.chk-h{flex:none;padding:14px 18px 6px}
.chk-h .cardx h3{margin:0}
.chk-b{flex:1 1 auto;min-height:0;overflow:auto;padding:6px 18px 18px;scrollbar-width:thin}
.chk .hdr{margin:0 0 8px;font:600 10.5px/1.3 var(--ac-font-mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ac-ink-3);max-width:none}
.desc.nonoc .noc{display:none}
.desc.nonoc .chk{display:flex;border-top:0}
.contents,.endcard{z-index:5}
.cap{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;height:66px;padding:0 14px;border-top:1px solid var(--ac-rule);background:var(--ac-panel-solid);text-align:center}
.cap.warn{height:auto;min-height:66px;padding:6px 14px;gap:4px}
.cap-t{margin:0;width:100%;max-width:60em;padding:0 2px;font:500 16px/1.4 var(--ac-font-ui);color:var(--ac-ink-strong);text-wrap:balance;overflow:hidden;max-height:2.8em}
html[data-walk="pre"] .cap,html[data-captions="0"] .cap,html[data-walk="ended"] .cap{display:none}
.cc{justify-self:end}
@media (max-width:899px){html[data-walk="pre"] .cap{display:none}.desc.nonoc{height:clamp(120px,28dvh,62.5vw)}}
@media (min-width:900px){
  .stage{min-height:0;border-right:0}
  .desc{height:auto;border-top:0;border-left:1px solid var(--ac-rule)}
  .noc{flex:0 0 56%}
  .nstrip{display:grid;grid-template-columns:minmax(0,1fr);gap:1px;min-height:46px;padding:5px 10px}
  .chk{display:flex}
  .chk-h{padding:16px 22px 6px}.chk-b{padding:6px 22px 22px}
  .ndet{display:none}
  .cap{height:86px;padding:0 24px}
  .cap-t{font-size:21px;line-height:1.4}
  .cap.warn{min-height:86px}
  .nchip{font-size:11px}
}
@media (min-width:900px){html[data-walk="pre"] .cap{display:none}}
@media (min-width:1700px){.cap{height:98px}.cap-t{font-size:24px}.nlab{font-size:13px}}
html[data-walk="pre"] .noc,html[data-walk="pre"] .chk{visibility:hidden}
.contents{inset:0}
@media (max-width:899px){.nchip{display:none}}

/* ---- fix r2-0: bigger graph and description, one-line CTA label, card fade ---- */
.cta{display:grid;grid-template-columns:auto 1fr;column-gap:10px;row-gap:6px;justify-items:start;align-content:center;align-items:center;flex:1 1 230px;min-width:230px;padding:10px 20px}
.cta svg{grid-row:1/3}.cta span,.cta small{white-space:nowrap}.cta small{display:block}
.chk-b.more{-webkit-mask-image:linear-gradient(#000 calc(100% - 52px),transparent);mask-image:linear-gradient(#000 calc(100% - 52px),transparent)}
.chk-b.more.upper{-webkit-mask-image:linear-gradient(transparent,#000 24px,#000 calc(100% - 52px),transparent);mask-image:linear-gradient(transparent,#000 24px,#000 calc(100% - 52px),transparent)}
.chk-b.upper:not(.more){-webkit-mask-image:linear-gradient(transparent,#000 24px);mask-image:linear-gradient(transparent,#000 24px)}
@media (max-width:899px){
  .stp{padding:5px 12px 3px}.stp .st{min-height:42px;padding:4px 8px 6px;row-gap:0}.stp .stat{margin:4px 0 0}.stp .rbar{margin-top:4px}
  .cap{height:56px}
}
@media (min-width:900px){
  .hd{height:52px}
  .stp{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:24px;padding:6px 20px 8px;position:relative}
  .stp .st{min-height:46px;padding:5px 12px 7px}
  .stp .st .n{font-size:24px}
  .stp .st .sub{display:none}
  .stp .st{grid-template-rows:auto auto}.stp .st .n{grid-row:1/3}
  .stp .stat{margin:0;white-space:nowrap}
  .stp .rbar{position:absolute;left:0;right:0;bottom:0;margin:0}
  .body{grid-template-columns:minmax(0,1fr) clamp(400px,32.02%,640px)}
  .cap{height:62px;padding:0 24px}.cap-t{font-size:19px;line-height:1.35}.cap.warn{min-height:62px}
  .ctl{padding:6px 20px calc(6px + env(safe-area-inset-bottom,0px))}
}

.resume{white-space:nowrap;flex:1 1 auto}

/* ---- fix r2c: wide-screen NOC, gallery-chrome clearance, pre-play still ---- */
@media (min-width:1700px){
  .body{grid-template-columns:minmax(0,1fr) clamp(560px,40%,720px)}
  .noc{flex-basis:56%}
  .nstrip{display:flex;min-height:36px;padding:4px 12px}
  .nstrip .nlab{text-align:right}
}
.npv{flex:1 1 0;min-height:0;display:none;flex-direction:column;border:1px solid var(--ac-rule);background:var(--ac-panel-solid);overflow:hidden}
@media (min-width:900px) and (min-height:760px){.npv:not([hidden]){display:flex}}
/* The gallery's own chrome (packed bar bottom-left, review rail on the right edge of a phone) never covers a control: keyed on the bar being present, the bare page is unchanged. */
@media (min-width:760px){html:has(.rv-panel.rv-left[style*="flex"]) .app{margin-left:330px}html:has(.rv-panel:not(.rv-left)[style*="flex"]) .app{margin-right:330px}}

:root[data-theme="dark"] .nw{background:#0e1319}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .nw{background:#0e1319}}

/* page labels on the scrubber never clip: the segment tightens its tracking, then drops to the page number, by its own width */
.scrub .sg{container-type:inline-size}
@container (max-width:124px){.scrub .sg label{letter-spacing:.05em}}
@container (max-width:86px){.scrub .sg .nm{display:none}}

/* round 3 (g5): the establishing shot. Up to two E layers over the camera; a frosted dimmed backdrop edge to edge, the sharp whole page with a ring and soft shadow (ring constant in source px, set per layer). */
.eL,.ghost{position:absolute;left:0;top:0;right:0;bottom:0;pointer-events:none}
.eL .el{position:absolute;left:0;top:0;right:0;bottom:0;overflow:hidden;visibility:hidden;opacity:0}
.el .ebd{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover;max-width:none;user-select:none;-webkit-user-drag:none}
.el .edm{position:absolute;left:0;top:0;right:0;bottom:0;background:rgba(20,28,44,.2)}
:root[data-theme="dark"] .el .edm{background:rgba(0,0,0,.42)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .el .edm{background:rgba(0,0,0,.42)}}
.el .ecam{position:absolute;left:0;top:0;width:2880px;height:1800px;transform-origin:0 0}
.el .eim{position:absolute;left:0;top:0;width:2880px;height:1800px;max-width:none;--rw:2px;user-select:none;-webkit-user-drag:none;box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 42%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(14,19,25,.30)}
:root[data-theme="dark"] .el .eim{box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 55%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(0,0,0,.6)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .el .eim{box-shadow:0 0 0 var(--rw) color-mix(in srgb,var(--ac-accent) 55%,transparent),0 calc(var(--rw)*5) calc(var(--rw)*16) rgba(0,0,0,.6)}}

/* ---- round 4 (D5): page-3 Evidence stretches hide the NOC window; the text panel moves up into the freed space (opacity and transform only, 0.4 s) ---- */
.desc{overflow:hidden}
.noc{transition:opacity .4s ease,visibility 0s linear 0s}
.chk{position:relative;z-index:1}
.desc.hid .noc{position:absolute;left:0;right:0;top:0;height:var(--nh);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .4s ease,visibility 0s linear .4s}
.desc.hid .chk{display:flex;border-top:0}
.desc.leaving .chk{display:flex;position:absolute;left:0;right:0;top:0;bottom:0;z-index:3;border-top:0}
html.reduced .noc,html.reduced .desc.hid .noc{transition:none}
@media (min-width:900px){.desc.leaving .chk{position:relative;inset:auto;display:flex}}