/* Flatpack Steps - kraft board and white sheet paper, charcoal line art, one rust colour for warnings and asks. */
:root {
  --bg: #ece2cf; --board: #d9c4a0; --paper: #fffdf8; --ink: #1f1c18; --muted: #5a5246; --line: #c9b99c; --soft: #f5eddd;
  --accent: #2a2620; --accent-ink: #fffdf8; --rust: #a4441a; --rust-soft: #f8e6da; --ok: #2f6b3a; --ok-soft: #e3f0e2;
  --amber: #8a5a00; --amber-soft: #f7ecd2; --red: #9b2c2c; --red-soft: #f7e1df; --shadow: 0 1px 0 rgba(31,28,24,.08), 0 6px 18px rgba(31,28,24,.08);
  --mono: ui-monospace, Menlo, Consolas, monospace; --panel: var(--soft);
}
:root[data-theme="dark"] {
  --bg: #171410; --board: #3a3024; --paper: #221e19; --ink: #f2ebdf; --muted: #c2b6a3; --line: #4c4337; --soft: #2c2620;
  --accent: #efe6d6; --accent-ink: #1b1814; --rust: #f0936a; --rust-soft: #3b2418; --ok: #8fd19a; --ok-soft: #1f3322;
  --amber: #f0c66b; --amber-soft: #3a2f17; --red: #f2a3a3; --red-soft: #3c1f1f; --shadow: 0 1px 0 rgba(0,0,0,.3), 0 6px 18px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
a { color: var(--rust); }
.hidden { display: none !important; }
section[id], .booklet, .panel { scroll-margin-top: 64px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.small { font-size: .86rem; } .muted { color: var(--muted); } .mono { font-family: ui-monospace, Menlo, Consolas, monospace; }

/* Header */
.bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 16px; background: var(--paper); border-bottom: 2px solid var(--ink); position: sticky; top: 0; z-index: 5; }
.back { color: var(--muted); text-decoration: none; font-size: .88rem; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 1.05rem; letter-spacing: .02em; }
.logo { width: 28px; height: 28px; }
.lg-box { fill: var(--board); stroke: var(--ink); stroke-width: 1.8; stroke-linejoin: round; }
.lg-line { fill: none; stroke: var(--ink); stroke-width: 1.6; stroke-linejoin: round; }
.session { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 4px; border: 1.5px solid var(--ink); background: var(--paper); color: var(--ink); border-radius: 6px; padding: 5px 12px; font: 600 .84rem system-ui, sans-serif; cursor: pointer; text-decoration: none; }
.pill:hover:not(:disabled) { background: var(--soft); }
.pill.solid { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.pill.solid:hover:not(:disabled) { background: var(--accent); color: var(--accent-ink); opacity: .88; }
.pill.ghost { border-style: dashed; cursor: default; }
.pill.tiny { padding: 3px 9px; font-size: .78rem; }
.pill:disabled { opacity: .45; cursor: not-allowed; }

/* Hero */
main { max-width: 1120px; margin: 0 auto; padding: 0 16px 40px; }
.hero { padding: 26px 0 8px; }
.kicker { margin: 0; text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--rust); }
h1 { font-size: clamp(2.1rem, 7vw, 3.6rem); line-height: 1; margin: 8px 0 12px; font-weight: 900; letter-spacing: -.02em; text-transform: uppercase; }
.lede { max-width: 760px; margin: 0 0 14px; font-size: 1.04rem; }
.strip { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0 14px; }
.strip-cell { width: 44px; height: 44px; border: 1.5px solid var(--ink); border-radius: 6px; background: var(--paper); display: grid; place-items: center; }
.strip-cell .glyph { width: 28px; height: 28px; }
.samples { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.chip { border: 1.5px dashed var(--ink); background: transparent; color: var(--ink); border-radius: 6px; padding: 5px 11px; font: 600 .84rem system-ui, sans-serif; cursor: pointer; }
.chip:hover { background: var(--paper); }
.chip.on { background: var(--ink); color: var(--paper); border-style: solid; }

/* Layout and panels */
.layout { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; margin-top: 16px; }
.panel { background: var(--paper); border: 1.5px solid var(--line); border-radius: 10px; padding: 14px 16px; box-shadow: var(--shadow); min-width: 0; }
.jobbox { grid-column: span 5; } .notesbox { grid-column: span 7; grid-row: span 2; } .checkbox { grid-column: span 5; }
.draftbox { grid-column: 1 / -1; } .askbox { grid-column: 1 / -1; }
.ph { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; font-size: 1.1rem; }
.step-tag { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--ink); font-weight: 900; font-size: .95rem; flex: none; }
.lbl { display: block; font-weight: 600; font-size: .9rem; margin: 8px 0 4px; }
input[type="text"], select, textarea { width: 100%; border: 1.5px solid var(--line); background: var(--soft); color: var(--ink); border-radius: 6px; padding: 8px 10px; font: inherit; }
textarea { resize: vertical; min-height: 160px; line-height: 1.45; }
textarea.dropping { outline: 3px dashed var(--rust); }
input:focus, select:focus, textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid var(--rust); outline-offset: 1px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.filerow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.filebtn { cursor: pointer; }

/* The check */
.lean { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-start; }
.lean-l { flex: 1 1 200px; display: flex; flex-direction: column; gap: 4px; }
.lean-r { display: grid; grid-template-columns: repeat(4, minmax(56px, 1fr)); gap: 6px; flex: 1 1 240px; }
.lean-r div { border: 1.5px solid var(--line); border-radius: 6px; padding: 6px; text-align: center; background: var(--soft); }
.lean-r b { display: block; font-size: 1.35rem; line-height: 1.1; }
.lean-r span { font-size: .74rem; color: var(--muted); }
.badge { display: inline-block; align-self: flex-start; padding: 3px 10px; border-radius: 4px; font-weight: 800; font-size: .82rem; letter-spacing: .03em; text-transform: uppercase; border: 1.5px solid currentColor; color: var(--muted); background: var(--soft); }
.badge.v-gaps { color: var(--rust); background: var(--rust-soft); }
.badge.v-rebuild { color: var(--red); background: var(--red-soft); }
.badge.v-tighten { color: var(--amber); background: var(--amber-soft); }
.badge.v-ready { color: var(--ok); background: var(--ok-soft); }
.flags { list-style: none; padding: 0; margin: 10px 0; display: grid; gap: 4px; }
.flags li { font-size: .88rem; }
.lv { display: inline-block; min-width: 44px; text-align: center; margin-right: 6px; padding: 0 6px; border-radius: 4px; font-size: .72rem; font-weight: 800; text-transform: uppercase; }
.lv-fix .lv { background: var(--rust-soft); color: var(--rust); } .lv-warn .lv { background: var(--amber-soft); color: var(--amber); } .lv-info .lv { background: var(--soft); color: var(--muted); }
.rules { margin-bottom: 0; }

/* Panels (the booklet steps) */
.panels { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.panel-empty { color: var(--muted); font-style: italic; padding: 10px 0; }
li.panel { position: relative; background: var(--paper); border: 2px solid var(--ink); border-radius: 4px; padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; min-width: 0; box-shadow: none; }
.panels.draft li.panel.clean { border-color: var(--ok); }
.panels.draft li.panel.broken { border-style: dashed; }
.p-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.pn { font-size: 2.1rem; font-weight: 900; line-height: 1; letter-spacing: -.03em; }
.glyph { width: 40px; height: 40px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.glyph.tiny { width: 18px; height: 18px; stroke-width: 2.4; }
.glyph.big { width: 64px; height: 64px; stroke-width: 1.5; }
.pa { margin: 0; font-size: 1rem; line-height: 1.35; overflow-wrap: anywhere; }
.p-warn { display: flex; align-items: center; gap: 6px; background: var(--rust-soft); color: var(--rust); border-left: 4px solid var(--rust); padding: 4px 8px; font-size: .84rem; font-weight: 700; }
.p-parts { display: flex; gap: 4px; flex-wrap: wrap; margin-top: auto; }
.pchip { display: inline-grid; place-items: center; min-width: 26px; height: 26px; padding: 0 4px; border: 2px solid var(--ink); border-radius: 3px; font-weight: 900; font-size: .85rem; }
.pchip.unknown { border-style: dashed; color: var(--rust); border-color: var(--rust); }
.p-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-top: auto; }
.rule { font-size: .72rem; font-weight: 700; padding: 1px 6px; border-radius: 3px; background: var(--amber-soft); color: var(--amber); }
.rule.r-G { background: var(--rust-soft); color: var(--rust); }
.rule.r-A { background: var(--ok-soft); color: var(--ok); }
.ask { display: inline; border: 2px dashed var(--rust); color: var(--rust); padding: 0 4px; border-radius: 3px; font-weight: 700; }

/* Ask */
.go { display: block; width: 100%; max-width: 420px; padding: 13px 18px; border-radius: 8px; border: 2px solid var(--accent); background: var(--accent); color: var(--accent-ink); font: 800 1.05rem system-ui, sans-serif; letter-spacing: .02em; cursor: pointer; }
.go:hover:not(:disabled) { opacity: .9; }
.go:disabled { opacity: .45; cursor: not-allowed; }
.note { background: var(--soft); border-left: 4px solid var(--line); padding: 6px 10px; margin: 0 0 10px; font-size: .9rem; }
.note.warn { border-left-color: var(--amber); background: var(--amber-soft); }
.meter { margin: 8px 0 0; }
.gate { margin: 10px 0 6px; padding: 8px 10px; border: 1.5px dashed var(--line); border-radius: 6px; font-size: .9rem; }
.progress { margin-top: 16px; }
.stages { list-style: none; padding: 0; margin: 6px 0; display: grid; gap: 3px; }
.stage { color: var(--muted); } .stage.active { color: var(--ink); font-weight: 700; } .stage.done { color: var(--ok); }
.stage-ic { display: inline-block; width: 16px; font-family: ui-monospace, Menlo, monospace; }
.raw { white-space: pre-wrap; overflow-wrap: anywhere; background: var(--soft); padding: 10px; border-radius: 6px; max-height: 360px; overflow: auto; }

/* Result: the booklet on the kraft board */
.result { margin-top: 18px; background: var(--board); border-radius: 12px; padding: 16px; }
.booklet { background: var(--paper); border: 2px solid var(--ink); border-radius: 4px; padding: 18px; }
.cover { display: flex; gap: 12px; align-items: flex-start; justify-content: space-between; border-bottom: 3px solid var(--ink); padding-bottom: 12px; margin-bottom: 12px; }
.cover-l { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.cover h2 { margin: 0; font-size: clamp(1.4rem, 4.6vw, 2.2rem); line-height: 1.05; font-weight: 900; text-transform: uppercase; overflow-wrap: anywhere; }
.cover p { margin: 0; color: var(--muted); }
.cover-r { flex: none; }
.summary { margin: 0 0 10px; }
.sheet-h { margin: 14px 0 8px; font-size: .82rem; text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.parts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; }
.part { display: flex; gap: 8px; align-items: center; border: 1.5px solid var(--line); border-radius: 4px; padding: 6px 8px; min-width: 0; }
.part-id { display: inline-grid; place-items: center; width: 32px; height: 32px; border: 2px solid var(--ink); border-radius: 3px; font-weight: 900; flex: none; }
.part-body { display: flex; gap: 6px; align-items: baseline; flex-wrap: wrap; min-width: 0; }
.part-name { overflow-wrap: anywhere; }
.part-qty { font-weight: 900; }
.part-none { color: var(--muted); font-style: italic; }
.askfirst { margin-top: 14px; background: var(--paper); border: 2px dashed var(--rust); border-radius: 8px; padding: 12px 14px; }
.askfirst h3 { margin: 0 0 8px; color: var(--rust); }
.asks { list-style: none; padding: 0; margin: 0 0 10px; display: grid; gap: 8px; }
.askq label { display: block; font-weight: 600; margin-bottom: 4px; }
.cardrow { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.afterword { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.afterword > div { background: var(--paper); border-radius: 8px; padding: 12px 14px; min-width: 0; }
.afterword h3 { margin: 0 0 8px; font-size: 1rem; }
.changes, .recon, .hlist { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ch { display: flex; flex-direction: column; gap: 2px; border-left: 3px solid var(--line); padding-left: 8px; }
.ch-was { color: var(--muted); } .ch-now { text-decoration: none; font-weight: 600; } .ch-why { font-size: .84rem; color: var(--muted); } .ch-new { font-size: .78rem; text-transform: uppercase; font-weight: 800; color: var(--muted); }
.recon li { font-size: .9rem; padding-left: 8px; border-left: 3px solid var(--line); }
.recon li.warn { border-left-color: var(--amber); } .recon li.info { border-left-color: var(--line); }
li.none { color: var(--muted); font-style: italic; border: 0; }
.exports, .history { margin-top: 16px; }
.exports h3, .history h3 { margin: 0 0 6px; }
.hrow { display: flex; gap: 8px; align-items: center; border-bottom: 1px solid var(--line); padding: 6px 0; }
.hinfo { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.foot { max-width: 1120px; margin: 0 auto; padding: 18px 16px 40px; color: var(--muted); font-size: .86rem; border-top: 1.5px solid var(--line); }
.toasts { position: fixed; right: 12px; bottom: 12px; display: grid; gap: 6px; z-index: 20; max-width: min(380px, calc(100vw - 24px)); }
.toast { background: var(--accent); color: var(--accent-ink); padding: 9px 12px; border-radius: 6px; font-size: .9rem; box-shadow: var(--shadow); transition: opacity .5s; }
.toast.err { background: var(--red); color: #fff; }
:root[data-theme="dark"] .toast.err { color: #1b1814; }
.toast a { color: inherit; font-weight: 700; }
.toast.gone { opacity: 0; }

@media (max-width: 860px) {
  .jobbox, .notesbox, .checkbox { grid-column: 1 / -1; grid-row: auto; }
  .afterword { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .grid2 { grid-template-columns: 1fr; }
  .lean-r { grid-template-columns: repeat(2, 1fr); }
  .panels { grid-template-columns: 1fr; }
  .result { padding: 10px; } .booklet { padding: 12px; }
  .cover-r { display: none; }
  .session { margin-left: 0; }
  .bar { position: static; }
  section[id], .booklet, .panel { scroll-margin-top: 8px; }
}
@media print {
  body { background: #fff; color: #000; }
  .bar, .hero, .layout, .progress, #rawResult, #how, .exports, .history, .foot, .toasts, .no-print { display: none !important; }
  .result { background: #fff; padding: 0; margin: 0; }
  .booklet { border: 0; padding: 0; }
  .panels { grid-template-columns: repeat(2, 1fr); }
  li.panel { break-inside: avoid; border-color: #000; }
  .badge { display: none; }
}