/* Melt Pool - candlelight: oatmeal plaster walls, soft-black ink, aubergine and amber by day; a dim room with a warm glow at night. */
:root { --bg: #f5efe7; --card: #fffcf7; --ink: #241c1a; --soft: #675a54; --line: #e3d8cb; --accent: #4e2a4f; --accent-ink: #fffcf7; --amber: #9a5b00; --amber-bg: #fbeed4;
  --fix: #9a4206; --fix-bg: #fbe7d6; --keep: #2f6b40; --keep-bg: #e0f0e4; --retire: #57534e; --retire-bg: #ebe8e4;
  --ok-bg: #e2f0e7; --warn-bg: #f8eed5; --bad-bg: #fbe1d9; --red: #a3243a; --shadow: 0 1px 0 rgba(36, 28, 26, .05), 0 10px 24px rgba(78, 42, 79, .08); color-scheme: light; }
:root[data-theme="dark"] { --bg: #151110; --card: #1f1917; --ink: #f2e9df; --soft: #c3b5aa; --line: #3a302c; --accent: #e6b866; --accent-ink: #151110; --amber: #f2c46d; --amber-bg: #3a2c14;
  --fix: #ffb07a; --fix-bg: #44261a; --keep: #9fd8a9; --keep-bg: #1d3424; --retire: #d6d0c8; --retire-bg: #34302c;
  --ok-bg: #1d3227; --warn-bg: #3a2e14; --bad-bg: #44201f; --red: #ff8f9e; --shadow: 0 1px 0 rgba(0, 0, 0, .45); color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
h1, h2, h3, h4, .brand strong, .headline { font-family: Georgia, "Iowan Old Style", "Times New Roman", serif; letter-spacing: .01em; }
a { color: var(--accent); }
.hidden { display: none !important; }
.small { font-size: .9rem; } .muted { color: var(--soft); } .mono { font-family: ui-monospace, Menlo, monospace; }
.bar { display: flex; align-items: center; gap: 10px; padding: 9px 16px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.back { text-decoration: none; color: var(--soft); white-space: nowrap; }
.brand { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; font-size: 1.08rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.logo { width: 26px; height: 26px; flex: none; }
.lg-jar { fill: #f1d9b5; stroke: #4e2a4f; stroke-width: 1.4; } .lg-flame { fill: #f59e0b; }
.session { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.pill { border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 999px; padding: 6px 14px; font: inherit; font-size: .86rem; cursor: pointer; text-decoration: none; display: inline-block; }
.pill:hover:not(:disabled) { border-color: var(--ink); }
.pill.solid { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }
.pill.solid:hover:not(:disabled) { border-color: var(--amber); }
.pill.ghost { cursor: default; } .pill.tiny { padding: 3px 11px; font-size: .8rem; } .pill.big { padding: 10px 22px; font-size: 1rem; }
.pill:disabled { opacity: .5; cursor: not-allowed; }
main { max-width: 1040px; margin: 0 auto; padding: 8px 16px 40px; }
.hero { padding: 26px 0 6px; text-align: center; }
.kicker { margin: 0 0 6px; color: var(--amber); font-weight: 600; font-size: .92rem; letter-spacing: .02em; }
h1 { margin: 0; font-size: clamp(2.1rem, 7vw, 3rem); line-height: 1.05; font-weight: 700; }
.h1b { display: block; font-size: 1.15rem; font-weight: 400; font-style: italic; color: var(--soft); margin-top: 6px; }
.lede { max-width: 620px; margin: 10px auto; }
.samples { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; justify-content: center; }
.chip { border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 999px; padding: 5px 12px; font: inherit; font-size: .85rem; cursor: pointer; }
.chip:hover { border-color: var(--ink); }
.chip.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; margin: 14px 0; box-shadow: var(--shadow); }
.ph { margin: 0 0 10px; font-size: 1.2rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.step-no { width: 28px; height: 28px; border-radius: 50%; background: var(--amber-bg); color: var(--amber); display: inline-flex; align-items: center; justify-content: center; font-size: .9rem; font-weight: 700; flex: none; font-family: Georgia, serif; }
.free { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--soft); border: 1px solid var(--line); border-radius: 999px; padding: 0 7px; font-family: system-ui, sans-serif; font-weight: 600; }
.inp, .sel { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px; min-width: 0; }
.inp:focus, .sel:focus { outline: 2px solid var(--amber); outline-offset: 1px; }
.inp.num { width: 100%; text-align: center; font-weight: 700; }
.cardrow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.note { background: var(--warn-bg); border-radius: 8px; padding: 8px 10px; }
.safety { background: var(--amber-bg); color: var(--ink); border-radius: 8px; padding: 6px 10px; }
.cands { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.crow { border: 1px solid var(--line); border-radius: 12px; padding: 10px; background: var(--bg); display: grid; gap: 8px; }
.ctop { display: flex; gap: 8px; align-items: center; } .ctop .c-name { flex: 1; font-weight: 700; }
.lnum { font-weight: 800; font-size: 1.05rem; text-align: center; color: var(--soft); width: 22px; flex: none; }
.cgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.nf { display: flex; flex-direction: column; gap: 2px; min-width: 0; } .nf-l { font-size: .78rem; line-height: 1.2; }
.seen { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; } .seen-l { margin-right: 2px; }
.tog { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; font-size: .84rem; background: var(--card); cursor: pointer; }
.tog:has(input:checked) { border-color: var(--fix); background: var(--fix-bg); color: var(--ink); }
.c-notes { width: 100%; }
.ruleline { font-weight: 700; }
.sheetwrap { line-height: 0; margin: 12px 0 0; overflow: hidden; border-radius: 12px; border: 1px solid var(--line); background: var(--bg); }
.sheetwrap svg { width: 100%; height: auto; display: block; }
.runrow { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.gate { background: var(--warn-bg); border-radius: 8px; padding: 8px 10px; }
.steps { list-style: none; padding: 0; margin: 0; }
.step { padding: 2px 0; color: var(--soft); } .step.done { color: var(--ink); } .step.active { color: var(--amber); font-weight: 700; }
.step-ic { display: inline-block; width: 16px; font-family: ui-monospace, Menlo, monospace; }
.raw { white-space: pre-wrap; word-break: break-word; background: var(--bg); padding: 10px; border-radius: 8px; max-height: 320px; overflow: auto; }
.result { border-top: 5px solid var(--accent); }
.result.empty { border-top-color: var(--line); }
.res-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.res-kick { margin: 0; color: var(--soft); }
.badge { border-radius: 999px; padding: 4px 12px; font-weight: 800; font-size: .78rem; letter-spacing: .06em; background: var(--bg); color: var(--soft); border: 1.5px solid var(--line); display: inline-block; max-width: 100%; }
.badge.v-read { color: var(--accent); border-color: var(--accent); background: var(--amber-bg); }
.headline { font-size: 1.25rem; font-weight: 700; margin: 10px 0; }
.readcards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; margin-top: 8px; }
.rcard { border: 1px solid var(--line); border-left: 5px solid var(--soft); border-radius: 12px; padding: 10px 12px; background: var(--bg); }
.rcard.v-fix-first { border-left-color: var(--fix); } .rcard.v-keep-burning { border-left-color: var(--keep); } .rcard.v-retire { border-left-color: var(--retire); }
.rc-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.rc-name { margin: 0; font-size: 1.05rem; overflow-wrap: anywhere; }
.rc-facts { margin: 2px 0 6px; }
.tag { font-size: .76rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; white-space: nowrap; background: var(--retire-bg); color: var(--retire); }
.tag.v-fix-first { background: var(--fix-bg); color: var(--fix); } .tag.v-keep-burning { background: var(--keep-bg); color: var(--keep); } .tag.v-retire { background: var(--retire-bg); color: var(--retire); }
.causes { margin: 0 0 6px; padding-left: 18px; } .cause { margin: 2px 0; }
.ctag { font-size: .8rem; font-weight: 700; color: var(--amber); background: var(--amber-bg); border-radius: 999px; padding: 0 8px; white-space: nowrap; }
.rc-root { margin: 6px 0; } .rc-skip, .rc-next { margin: 4px 0; }
.closing { font-style: italic; }
.recon { margin: 0; padding-left: 20px; } .recon li.warn { color: var(--soft); } .recon li.bad { color: var(--red); font-weight: 700; } .recon li.info { color: var(--amber); font-weight: 600; }
.result h4 { margin: 14px 0 6px; }
.none { color: var(--soft); list-style: none; }
.exports { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.saved { list-style: none; padding: 0; margin: 10px 0 0; display: flex; flex-direction: column; gap: 6px; }
.hrow { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 10px; background: var(--bg); }
.hdot { width: 12px; height: 12px; border-radius: 50%; background: var(--line); flex: none; }
.hdot.v-fix-first { background: var(--fix); } .hdot.v-keep-burning { background: var(--keep); } .hdot.v-retire { background: var(--retire); }
.hinfo { flex: 1; min-width: 0; display: flex; flex-direction: column; } .hinfo b { overflow-wrap: anywhere; }
.hbtns { display: flex; gap: 6px; flex: none; }
.foot { max-width: 1040px; margin: 0 auto; padding: 10px 16px 40px; color: var(--soft); font-size: .88rem; }
.toasts { position: fixed; bottom: 14px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 6px; z-index: 20; width: min(92vw, 460px); }
.toast { background: var(--card); border: 1px solid var(--line); border-left: 5px solid var(--accent); border-radius: 8px; padding: 8px 12px; box-shadow: var(--shadow); transition: opacity .5s; }
.toast.err { border-left-color: var(--red); } .toast.gone { opacity: 0; }
@media (max-width: 640px) {
  .back-t { display: none; }
  .cgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hrow { flex-wrap: wrap; }
  .readcards { grid-template-columns: 1fr; }
}
@media print {
  .bar, .samples, .deckpanel, .askbox, .histbox, .exports, .toasts, .cardrow { display: none !important; }
  body { background: #fff; color: #000; } .panel { box-shadow: none; }
}