/* Scene-specific styles. All coordinates are in the 1920×1080 stage space. */
.scene .panel { position: absolute; left: 110px; right: 110px; top: 540px; bottom: 80px; visibility: hidden; opacity: 0; }
.scene .panel.tr { top: 462px; }
.scene .note { font: 500 19px var(--mono); color: var(--faint); letter-spacing: .04em; }
.scene .lbl { font: 500 26px var(--sans); color: var(--dim); }
.scene .big { font: 500 44px var(--mono); color: var(--ink); }

/* ---------- training ---------- */
.pipe { position: absolute; left: 110px; right: 110px; top: 292px; height: 124px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px; }
.pipe .stage { position: relative; border: 2px solid var(--line); border-radius: 18px; background: var(--panel); padding: 18px 22px; transition: border-color .5s, background .5s, opacity .5s, transform .5s; opacity: .45; }
.pipe .stage b { display: block; font: 600 28px var(--sans); color: var(--ink); }
.pipe .stage span { display: block; font: 400 21px var(--sans); color: var(--dim); margin-top: 6px; }
.pipe .stage i { position: absolute; left: 22px; top: -15px; font: 600 16px var(--mono); font-style: normal; background: var(--bg); padding: 2px 10px; border-radius: 99px; border: 1px solid var(--line); color: var(--faint); letter-spacing: .1em; }
.pipe .stage.on { border-color: var(--ai); background: #142431; opacity: 1; transform: translateY(-4px); }
.pipe .stage.on i { color: var(--ai); border-color: var(--ai); }
.pipe .stage.done { opacity: .8; }
.pipe .stage:not(:last-child)::after { content: "→"; position: absolute; right: -30px; top: 40px; font: 400 30px var(--sans); color: var(--faint); }
.pipe.frozen .stage { border-color: #9fd8ff; background: #111c2a; opacity: .9; }

.tr-sentence { position: absolute; left: 0; top: 20px; font: 500 46px var(--mono); white-space: pre; }
.tr-sentence .blank { display: inline-block; min-width: 150px; border-bottom: 4px solid var(--gold); color: var(--gold); text-align: left; }
.tr-bars { position: absolute; left: 0; top: 130px; width: 760px; }
.bar-row { display: grid; grid-template-columns: 190px 1fr 96px; align-items: center; gap: 16px; height: 54px; font: 500 28px var(--mono); }
.bar-row .tok { color: var(--ink); white-space: pre; overflow: hidden; text-overflow: ellipsis; }
.bar-row .track { height: 30px; border-radius: 8px; background: var(--panel2); overflow: hidden; }
.bar-row .fill { height: 100%; width: 0; border-radius: 8px; background: var(--ai); }
.bar-row .pct { color: var(--dim); text-align: right; font-size: 24px; }
.bar-row.right .fill { background: var(--gold); } .bar-row.right .tok { color: var(--gold); }
.bar-row.pick .fill { background: var(--gold); } .bar-row.pick .tok, .bar-row.pick .pct { color: var(--gold); }
.tr-graph { position: absolute; right: 0; top: 0; width: 760px; height: 380px; }
.tr-foot { position: absolute; left: 0; bottom: 0; }

.two { position: absolute; inset: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.chatcard { border: 2px solid var(--line); border-radius: 22px; background: var(--panel); padding: 28px 32px; }
.chatcard h4 { margin: 0 0 18px; font: 600 20px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }
.chatcard.good { border-color: var(--ai); } .chatcard.good h4 { color: var(--ai); }
.bubble { font: 400 31px/1.35 var(--sans); padding: 16px 22px; border-radius: 20px; margin-bottom: 14px; max-width: 92%; }
.bubble.you { background: #2b2118; border: 1px solid #5a4024; color: #ffe6c7; margin-left: auto; width: fit-content; }
.bubble.ai { background: #12222b; border: 1px solid #235060; color: #dff7fd; width: fit-content; }
.bubble.raw { background: transparent; border: 1px dashed var(--line); color: var(--dim); font-style: italic; }

.phrases { position: absolute; right: 0; top: 0; width: 900px; display: flex; flex-direction: column; gap: 14px; }
.phrase { display: flex; align-items: center; gap: 18px; font: 500 32px var(--sans); padding: 13px 24px; border-radius: 16px; border: 1px solid var(--line); background: var(--panel); }
.phrase .cnt { margin-left: auto; font: 600 28px var(--mono); color: var(--ok); min-width: 120px; text-align: right; }
.phrase.low { opacity: .55; } .phrase.low .cnt { color: var(--faint); }
.flowcol { position: absolute; left: 0; top: 0; width: 640px; display: flex; flex-direction: column; gap: 18px; }
.flowbox { border: 2px solid var(--line); border-radius: 16px; background: var(--panel); padding: 16px 22px; font: 500 28px var(--sans); position: relative; }
.flowbox small { display: block; font: 400 21px var(--sans); color: var(--dim); margin-top: 4px; }
.flowbox:not(:last-child)::after { content: "↓"; position: absolute; left: 40px; bottom: -22px; font-size: 22px; color: var(--faint); line-height: 1; }
.flowbox.hl { border-color: var(--gold); }

.codecard { border: 2px solid var(--line); border-radius: 18px; background: #0d1119; padding: 22px 26px; font: 500 26px/1.5 var(--mono); color: #d8deea; white-space: pre; overflow: hidden; }
.codecard .k { color: var(--attn); } .codecard .f { color: var(--ai); } .codecard .s { color: var(--gold); } .codecard .c { color: var(--faint); }
.tests { display: flex; flex-direction: column; gap: 10px; font: 500 28px var(--mono); }
.tests div { padding: 10px 20px; border-radius: 12px; background: var(--panel); border: 1px solid var(--line); }
.ok { color: var(--ok); } .bad { color: var(--bad); }

.timeline { position: absolute; left: 0; right: 0; top: 110px; height: 90px; border-radius: 16px; background: var(--panel); border: 2px solid var(--line); overflow: hidden; }
.timeline .known { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: linear-gradient(90deg, #17384a, #1e5870); }
.timeline .gap { position: absolute; top: 0; bottom: 0; right: 0; left: 68%; background: repeating-linear-gradient(135deg, transparent 0 14px, rgba(255,255,255,.05) 14px 28px); }
.tl-mark { position: absolute; top: 60px; font: 600 24px var(--mono); transform: translateX(-50%); text-align: center; }
.tl-mark::after { content: ""; display: block; width: 3px; height: 150px; margin: 8px auto 0; background: currentColor; }

/* ---------- sampling ---------- */
.clf { position: absolute; left: 110px; top: 420px; width: 1700px; height: 560px; }
.gen { position: absolute; left: 700px; top: 400px; width: 1110px; height: 600px; }
.prompt-line { font: 500 40px/1.35 var(--mono); min-height: 110px; white-space: pre-wrap; }
.prompt-line .p { color: var(--dim); } .prompt-line .new { color: var(--gold); }
.runs { font: 500 27px/1.3 var(--mono); display: flex; flex-direction: column; gap: 14px; }
.runs div { padding: 12px 20px; border-radius: 14px; background: var(--panel); border: 1px solid var(--line); white-space: pre-wrap; }
.runs .p { color: var(--faint); } .runs .c { color: var(--gold); }
.dice { position: absolute; right: 0; top: 150px; width: 150px; height: 150px; border-radius: 28px; background: var(--panel2); border: 2px solid var(--gold); display: grid; place-items: center; font: 600 34px var(--mono); color: var(--gold); }
.dice small { position: absolute; bottom: -42px; left: -40px; right: -40px; text-align: center; font: 500 19px var(--mono); color: var(--faint); }

/* ---------- tokens widget ---------- */
.tokw { position: absolute; left: 110px; right: 110px; top: 250px; bottom: 70px; }
.tokw input { width: 100%; font: 500 40px var(--mono); padding: 18px 26px; border-radius: 18px; border: 2px solid var(--line); background: #0d1119; color: var(--ink); outline: none; }
.tokw input:focus { border-color: var(--ai); }
.presets { display: flex; gap: 12px; margin-top: 16px; flex-wrap: wrap; }
.presets button { font: 500 22px var(--mono); padding: 9px 18px; border-radius: 99px; border: 1px solid var(--line); background: var(--panel); color: var(--dim); cursor: pointer; white-space: pre; }
.presets button:hover { border-color: var(--ai); color: var(--ink); }
.tokstats { margin-left: auto; font: 500 24px var(--mono); color: var(--gold); align-self: center; }
.tokrows { margin-top: 24px; display: flex; flex-direction: column; gap: 9px; }
.tokrow { display: grid; grid-template-columns: 270px 150px 1fr; align-items: center; gap: 18px; height: 46px; }
.tokchip { display: inline-block; font: 600 30px var(--mono); padding: 5px 14px; border-radius: 10px; white-space: pre; color: #0a0c12; justify-self: start; max-width: 270px; overflow: hidden; text-overflow: ellipsis; }
.tokid { font: 500 28px var(--mono); color: var(--ink); }
.tokid small { color: var(--faint); font-size: 18px; margin-right: 6px; }
.tokvec { display: grid; grid-template-columns: repeat(64, 1fr); gap: 2px; height: 38px; }
.tokvec i { border-radius: 3px; }
.tokhead { display: grid; grid-template-columns: 270px 150px 1fr; gap: 18px; margin-top: 22px; font: 600 17px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }
.tokline { display: flex; flex-wrap: nowrap; overflow: hidden; gap: 8px; margin-top: 26px; height: 66px; }
.tokline .tokchip { font-size: 40px; padding: 8px 16px; max-width: none; }

/* ---------- context window ---------- */
.winframe { position: absolute; left: 110px; width: 1700px; top: 560px; height: 150px; border: 3px solid var(--ink); border-radius: 22px; }
.winframe::before { content: attr(data-label); position: absolute; left: 20px; top: -44px; font: 600 22px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink); }
.winframe::after { content: attr(data-cap); position: absolute; right: 20px; top: -44px; font: 500 22px var(--mono); color: var(--faint); }
.seg { position: absolute; top: 566px; height: 138px; border-radius: 12px; overflow: hidden; display: flex; align-items: center; justify-content: center; font: 600 22px var(--sans); color: #0a0c12; white-space: nowrap; }
.seg span { padding: 0 8px; overflow: hidden; text-overflow: ellipsis; }

/* ---------- generic cards used in part 2 / 3 ---------- */
.fix { display: flex; align-items: center; gap: 18px; font: 500 30px/1.25 var(--sans); padding: 18px 24px; border-radius: 18px; border: 2px solid #2d5a45; background: #10201a; color: #e4f7ea; }
.fix::before { content: "→"; color: var(--ok); font-weight: 700; }
.because { font: 500 22px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--bio); }