/* Sand Left - sand-paper and walnut by day, a lamplit study by night. Brass hourglasses on a walnut shelf; a timber
 * lifeboat on grey-blue water. Tier colours have separate fill (sand) and ink (text) tokens so labels keep contrast. */
:root {
  --bg: #f4ecdc; --bg-2: #eadfc8; --card: #fffaf0; --paper: #fffdf7; --ink: #2a1f16; --ink-2: #4f3f30; --muted: #6b5a48; --line: #d8c8a8;
  --wood: #7a4e2a; --wood-2: #4f3018; --brass: #a77b2c; --accent: #8a4b1c; --accent-ink: #ffffff; --water: #dce6e6; --boat: #e9d6b4; --plank: #b48a5c;
  --sand-red: #c4532b; --sand-amber: #d99a2b; --sand-green: #7aa262; --red-ink: #9b3417; --amber-ink: #7f5300; --green-ink: #3e6b2c;
  --glass: rgba(255, 255, 255, 0.6); --shadow: 0 1px 2px rgba(60, 40, 20, 0.12), 0 4px 14px rgba(60, 40, 20, 0.08);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #17120d; --bg-2: #241c14; --card: #201911; --paper: #1c160f; --ink: #f1e6d2; --ink-2: #dccbb0; --muted: #b8a68a; --line: #4a3a28;
  --wood: #6b4426; --wood-2: #9a6a40; --brass: #c99b4a; --accent: #e8a35c; --accent-ink: #1a120a; --water: #13242a; --boat: #2c2117; --plank: #6b4c30;
  --sand-red: #e0714a; --sand-amber: #e8b04a; --sand-green: #8fbf78; --red-ink: #ff9f7f; --amber-ink: #f3c46b; --green-ink: #a9d793;
  --glass: rgba(255, 255, 255, 0.07); --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 4px 14px rgba(0, 0, 0, 0.3);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 var(--sans); }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--serif); line-height: 1.2; overflow-wrap: anywhere; }
.hidden { display: none !important; }
.small { font-size: 0.875rem; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* header */
.bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 10px 16px; background: var(--card); border-bottom: 3px solid var(--wood); }
.back { color: var(--ink-2); text-decoration: none; font-size: 0.9rem; }
.brand { display: flex; align-items: center; gap: 8px; font-family: var(--serif); font-size: 1.15rem; margin-right: auto; }
.logo { width: 28px; height: 28px; }
.lg-plate { fill: var(--wood); } .lg-glass { fill: var(--glass); stroke: var(--ink-2); stroke-width: 1.2; } .lg-sand { fill: var(--sand-red); }
.session { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 999px; padding: 6px 14px; font: 600 0.85rem var(--sans); cursor: pointer; text-decoration: none; }
.pill:hover:not(:disabled) { border-color: var(--wood); }
.pill.solid { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.pill.ghost { background: transparent; cursor: default; }
.pill.big { padding: 10px 20px; font-size: 1rem; }
.pill.tiny { padding: 3px 10px; font-size: 0.78rem; }
.pill:disabled { opacity: 0.55; cursor: not-allowed; }

main { max-width: 1120px; margin: 0 auto; padding: 0 16px 30px; }
.hero { padding: 22px 0 8px; }
.kicker { color: var(--ink-2); font-size: 0.92rem; border-left: 4px solid var(--brass); padding-left: 10px; margin: 0 0 8px; }
.note-src { color: var(--muted); }
.hero h1 { font-size: clamp(1.7rem, 4.6vw, 2.7rem); margin: 6px 0 10px; }
.lede { max-width: 760px; color: var(--ink-2); margin: 0 0 12px; }
.samples { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.chip { border: 1px dashed var(--wood); background: var(--paper); color: var(--ink); border-radius: 999px; padding: 5px 12px; font: 600 0.85rem var(--sans); cursor: pointer; }
.chip.on { border-style: solid; background: var(--bg-2); box-shadow: inset 0 0 0 1px var(--wood); }

.layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 16px; align-items: start; }
@media (max-width: 860px) { .layout { grid-template-columns: minmax(0, 1fr); } }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin-top: 16px; box-shadow: var(--shadow); min-width: 0; }
.ph { font-size: 1.25rem; margin: 0 0 10px; display: flex; align-items: center; gap: 8px; }
.step-no { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--wood); color: #fff8ec; font: 700 0.9rem var(--sans); flex: none; }
:root[data-theme="dark"] .step-no { background: var(--brass); color: #1a120a; }
.lbl { display: block; font-weight: 600; font-size: 0.88rem; margin: 10px 0 4px; color: var(--ink-2); }
input[type="text"], textarea, select { width: 100%; max-width: 100%; border: 1px solid var(--line); border-radius: 6px; background: var(--paper); color: var(--ink); padding: 8px 10px; font: 0.95rem/1.45 var(--sans); }
textarea#list { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.86rem; }
input:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 2px solid var(--brass); outline-offset: 1px; }
.fmt { margin: 6px 0; }
.drop { border: 1px dashed var(--line); border-radius: 6px; padding: 8px 10px; margin-top: 6px; }
.drop.over { border-color: var(--wood); background: var(--bg-2); }
.filelbl { color: var(--accent); text-decoration: underline; cursor: pointer; }
.note { background: var(--bg-2); border-left: 3px solid var(--brass); padding: 6px 10px; border-radius: 4px; color: var(--ink); }

/* the lifeboat */
.boat-host { background: var(--water); border-radius: 10px; padding: 14px 12px; background-image: repeating-linear-gradient(170deg, transparent 0 18px, rgba(120, 150, 160, 0.16) 18px 20px); }
.hull { max-width: 380px; margin: 0 auto; background: var(--boat); border: 3px solid var(--wood-2); border-radius: 50% 50% 22px 22px / 70px 70px 22px 22px; padding: 30px 14px 8px; box-shadow: 0 6px 0 rgba(40, 60, 70, 0.18); }
.bow, .stern { text-align: center; font: 600 0.72rem var(--sans); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.bow { margin: -14px 0 8px; } .stern { margin-top: 6px; }
.seats { list-style: none; margin: 0; padding: 0; }
.seat { display: flex; gap: 10px; align-items: center; padding: 8px 6px; border-top: 6px solid var(--plank); }
.seat:last-child { border-bottom: 6px solid var(--plank); }
.seat-empty { color: var(--ink-2); font-size: 0.9rem; }
.seat-no { flex: none; display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; font: 700 0.85rem var(--sans); color: #fff; }
.seat.tier-red .seat-no { background: var(--red-ink); } .seat.tier-amber .seat-no { background: var(--amber-ink); }
:root[data-theme="dark"] .seat-no { color: #1a120a; }
.seat-txt { display: flex; flex-direction: column; min-width: 0; }
.seat-what { overflow-wrap: anywhere; }
.seat-act { font-size: 0.8rem; color: var(--ink-2); overflow-wrap: anywhere; }
.ashore { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 0.82rem; }
.ashore-k { color: var(--ink); font-weight: 600; }
.ashore-i { background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; color: var(--ink); }

/* the hourglass shelf */
.shelf-host { overflow: hidden; }
.shelf { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); column-gap: 0; row-gap: 26px; }
.hgcard { position: relative; text-align: center; padding: 22px 8px 12px; border-bottom: 12px solid var(--wood); display: flex; flex-direction: column; align-items: center; gap: 3px; min-width: 0; }
.hgcard::after { content: ""; position: absolute; left: 0; right: 0; bottom: -18px; height: 6px; background: rgba(40, 25, 10, 0.18); }
.rank-tag { position: absolute; top: 2px; left: 8px; font: 700 0.78rem var(--sans); color: var(--ink-2); background: var(--bg-2); border: 1px solid var(--line); border-radius: 4px; padding: 0 6px; }
.hg { width: 66px; height: 110px; }
.hg-glass { fill: var(--glass); }
.hg-rim { fill: none; stroke: var(--ink-2); stroke-width: 1.3; }
.hg-plate { fill: var(--wood); } .hg-post { fill: var(--brass); }
.hg.tier-red .hg-sand, .hg.tier-red .hg-stream { fill: var(--sand-red); }
.hg.tier-amber .hg-sand, .hg.tier-amber .hg-stream { fill: var(--sand-amber); }
.hg.tier-green .hg-sand, .hg.tier-green .hg-stream { fill: var(--sand-green); }
.hg-what { font-size: 0.9rem; line-height: 1.25; overflow-wrap: anywhere; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.hg-where, .hg-age { font-size: 0.78rem; color: var(--muted); overflow-wrap: anywhere; }
.hg-odds { font: 700 0.82rem var(--sans); }
.hgcard.tier-red .hg-odds { color: var(--red-ink); } .hgcard.tier-amber .hg-odds { color: var(--amber-ink); } .hgcard.tier-green .hg-odds { color: var(--green-ink); }
.beads { display: inline-flex; gap: 3px; align-items: center; min-height: 14px; }
.bead { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--brass); box-shadow: inset -2px -2px 0 rgba(0, 0, 0, 0.18); vertical-align: middle; }
.bead-none, .bead-more { font-size: 0.74rem; color: var(--muted); }
.sigs { display: flex; flex-wrap: wrap; gap: 3px; justify-content: center; }
.sig { font-size: 0.7rem; border: 1px solid var(--line); border-radius: 4px; padding: 0 5px; color: var(--ink-2); background: var(--paper); }
.sig-closing, .sig-no_export { border-color: var(--red-ink); color: var(--red-ink); }
.stamp { display: inline-block; margin-top: 4px; font: 700 0.72rem var(--sans); letter-spacing: 0.04em; text-transform: uppercase; border: 2px solid currentColor; border-radius: 4px; padding: 1px 6px; background: var(--card); }
.act-rescue { color: var(--red-ink); } .act-copy { color: var(--amber-ink); } .act-convert { color: var(--accent); } .act-leave { color: var(--green-ink); } .act-none { color: var(--muted); }
.shelf-empty { padding: 20px 6px; text-align: center; }
.legend { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 6px 16px; color: var(--ink-2); }
.legend li { display: flex; align-items: center; gap: 6px; }
.swatch { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.swatch.tier-red { background: var(--sand-red); } .swatch.tier-amber { background: var(--sand-amber); } .swatch.tier-green { background: var(--sand-green); }

/* verdict badges */
.badge { display: inline-block; border-radius: 4px; padding: 2px 10px; font: 700 0.85rem var(--sans); background: var(--bg-2); color: var(--ink); }
.badge.v-rescue-now { background: var(--red-ink); color: #fff; } .badge.v-copy-soon { background: var(--amber-ink); color: #fff; } .badge.v-steady { background: var(--green-ink); color: #fff; }
:root[data-theme="dark"] .badge.v-rescue-now, :root[data-theme="dark"] .badge.v-copy-soon, :root[data-theme="dark"] .badge.v-steady { color: #1a120a; }

/* ask + progress */
.runrow { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 10px; }
.gate { margin: 10px 0 0; color: var(--ink); }
.steps { list-style: none; padding: 0; margin: 0; }
.step { color: var(--muted); padding: 2px 0; } .step.done { color: var(--green-ink); } .step.active { color: var(--ink); font-weight: 600; }
.step-ic { display: inline-block; width: 1.2em; font-family: ui-monospace, Menlo, monospace; }
.raw { white-space: pre-wrap; overflow-wrap: anywhere; background: var(--paper); border: 1px solid var(--line); padding: 10px; border-radius: 6px; font-size: 0.82rem; max-height: 420px; overflow: auto; }

/* result */
.res-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.res-head h2 { margin: 0; font-size: 1.4rem; }
.summary { font-size: 1.02rem; }
.plans { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.plan { border: 1px solid var(--line); border-left: 6px solid var(--line); border-radius: 8px; padding: 10px 12px; background: var(--paper); }
.plan.tier-red { border-left-color: var(--sand-red); } .plan.tier-amber { border-left-color: var(--sand-amber); } .plan.tier-green { border-left-color: var(--sand-green); }
.plan-head { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.plan-rank { display: inline-grid; place-items: center; min-width: 26px; height: 26px; border-radius: 50%; background: var(--wood); color: #fff8ec; font: 700 0.82rem var(--sans); }
:root[data-theme="dark"] .plan-rank { background: var(--brass); color: #1a120a; }
.plan-what { overflow-wrap: anywhere; flex: 1 1 10em; min-width: 0; }
.plan-head .stamp { margin-top: 0; margin-left: auto; }
.plan-sub { margin: 4px 0 6px; }
.pl { margin: 4px 0; display: grid; grid-template-columns: 7.2em minmax(0, 1fr); gap: 8px; }
.pl-k { font: 700 0.78rem var(--sans); text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); padding-top: 2px; }
.pl-v { overflow-wrap: anywhere; }
@media (max-width: 520px) { .pl { grid-template-columns: minmax(0, 1fr); gap: 0; } }
.cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 700px) { .cols { grid-template-columns: minmax(0, 1fr); } }
.checks, .plain, .recon, .hist { padding-left: 0; list-style: none; margin: 0; }
.chk { display: flex; gap: 8px; align-items: flex-start; padding: 3px 0; }
.box { flex: none; width: 14px; height: 14px; border: 2px solid var(--wood); border-radius: 3px; margin-top: 4px; }
.plain li { padding: 3px 0 3px 14px; position: relative; } .plain li::before { content: "-"; position: absolute; left: 0; color: var(--muted); }
.recon li { padding: 5px 8px; border-radius: 4px; margin: 4px 0; background: var(--bg-2); }
.recon li.warn { border-left: 4px solid var(--red-ink); } .recon li.note { border-left: 4px solid var(--brass); }
li.none { color: var(--muted); font-style: italic; padding: 3px 0; }
.exports, .cardrow { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.hrow { display: flex; gap: 8px; align-items: center; padding: 8px 0; border-top: 1px solid var(--line); }
.hinfo { display: flex; flex-direction: column; margin-right: auto; min-width: 0; }
.hinfo b { overflow-wrap: anywhere; }

.foot { max-width: 1120px; margin: 0 auto; padding: 18px 16px 40px; color: var(--ink-2); font-size: 0.86rem; border-top: 3px solid var(--wood); }
.toasts { position: fixed; bottom: 14px; right: 14px; left: 14px; display: flex; flex-direction: column; align-items: flex-end; gap: 6px; pointer-events: none; z-index: 10; }
.toast { pointer-events: auto; max-width: 420px; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 6px; font-size: 0.88rem; box-shadow: var(--shadow); transition: opacity 0.5s; }
.toast.err { border-left: 4px solid var(--sand-red); } .toast.ok { border-left: 4px solid var(--sand-green); }
.toast a { color: inherit; font-weight: 700; }
.toast.gone { opacity: 0; }
.sig-other { border-style: dashed; }
.copy-made { margin-top: 4px; }
.plan .copy-made { margin-top: 6px; }
.chk input[type="checkbox"] { flex: none; width: 16px; height: 16px; margin: 3px 0 0; accent-color: var(--wood); cursor: pointer; }
.chk label { display: flex; gap: 8px; align-items: flex-start; cursor: pointer; }
.chk.done span { text-decoration: line-through; color: var(--muted); }
.since { display: block; margin-top: 4px; }