@font-face { font-family: "Caveat"; src: url("fonts/caveat-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --bg: #f6f7f3;
  --paper: #ffffff;
  --ink: #1d2a2b;
  --muted: #4b5a5b;
  --line: #d3dbd6;
  --soft: #e9eee9;
  --btn: #13403c;
  --btn-ink: #ffffff;
  --accent: #b93d0c;
  --cur: #fbe9df;
  --warn-bg: #fff4d6;
  --warn-ink: #6b4a00;
  --err-bg: #fde4e1;
  --err-ink: #8a1c12;
  --hand: "Caveat", "Segoe Print", "Bradley Hand", cursive;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --r: 8px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151b1c;
    --paper: #1d2526;
    --ink: #e7ecea;
    --muted: #a8b5b3;
    --line: #36423f;
    --soft: #242e2f;
    --btn: #7cc7bc;
    --btn-ink: #10201e;
    --accent: #f39a64;
    --cur: #3a2a21;
    --warn-bg: #3a3014;
    --warn-ink: #f3dc9b;
    --err-bg: #42201c;
    --err-ink: #ffc2b8;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.5 var(--body); }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 0; background: var(--paper); padding: 8px 12px; z-index: 50; }
.skip:focus { left: 8px; }
[hidden] { display: none !important; }

/* top bar */
.topbar { border-bottom: 1px solid var(--line); background: var(--bg); }
.topbar-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 56px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; font: 700 26px/1 var(--hand); }
.topbar nav { display: flex; gap: 16px; font-size: 15px; }
.topbar nav a { text-decoration: none; color: var(--muted); padding: 10px 0; }

/* hero */
.hero { padding: 18px 0 6px; max-width: 760px; }
h1 { font: 700 clamp(38px, 7vw, 56px)/1 var(--hand); margin: 0 0 8px; letter-spacing: 0.2px; }
.lede { margin: 0; color: var(--muted); font-size: 18px; max-width: 62ch; }
.lede b { color: var(--ink); letter-spacing: 0.3px; }
@media (max-width: 520px) { .lede { font-size: 16.5px; } }

/* planner layout */
.planner { display: grid; gap: 20px; padding: 14px 0 28px; }
@media (min-width: 960px) {
  .planner { grid-template-columns: minmax(0, 440px) minmax(0, 1fr); align-items: start; gap: 32px; }
  .store-note, .link-bar { grid-column: 1 / -1; }
}
.store-note { margin: 0; padding: 10px 12px; background: var(--warn-bg); color: var(--warn-ink); border-radius: var(--r); font-size: 15px; }
.link-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding: 10px 12px; border-left: 4px solid var(--accent); background: var(--paper); }
.link-bar p { margin: 0; flex: 1 1 260px; }

/* phone summary above the form */
.res-mini { background: var(--paper); border-left: 5px solid var(--accent); padding: 10px 12px 12px 14px; }
.res-mini p { margin: 0; }
.mini-name { font-size: 14px; color: var(--muted); }
.mini-h { font-weight: 700; font-size: 19px; line-height: 1.3; }
.mini-h.bad { color: var(--err-ink); font-size: 17px; }
.mini-s { font-size: 15px; color: var(--muted); margin-top: 2px !important; }
.mini-warn { color: var(--warn-ink); background: var(--warn-bg); padding: 0 4px; border-radius: 4px; font-weight: 600; }
.mini-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.mini-btns .btn { padding: 8px 10px; font-size: 15px; text-align: center; }
@media (min-width: 960px) { .res-mini { display: none; } }

/* form */
.lb, .fld > label { display: block; font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.starts { margin-bottom: 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font: inherit; font-size: 15px; min-height: 40px; padding: 6px 12px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); border-radius: 6px; cursor: pointer; }
.chip:hover { border-color: var(--ink); }
details.piece, details.seq { border-left: 5px solid var(--c, var(--ink)); background: var(--paper); margin: 0 0 10px; }
details.piece { --c: var(--muted); }
summary { cursor: pointer; padding: 10px 12px 10px 14px; list-style: none; display: block; min-height: 44px; }
summary::-webkit-details-marker { display: none; }
summary .sum-title { display: block; font-weight: 700; }
summary .sum-title::after { content: " ▸"; color: var(--muted); font-weight: 400; }
details[open] > summary .sum-title::after { content: " ▾"; }
summary .sum-text { display: block; color: var(--muted); font-size: 15px; line-height: 1.4; }
.seq-body, .piece-body { padding: 2px 12px 12px 14px; border-top: 1px solid var(--soft); }
.fld { margin: 10px 0 0; }
.line { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.w { color: var(--muted); font-size: 15px; }
input[type=text], select { font: inherit; font-size: 16px; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; min-height: 40px; padding: 6px 8px; max-width: 100%; }
select { padding-right: 4px; }
input.n3 { width: 3.6em; text-align: right; }
input.n4 { width: 4.6em; text-align: right; }
input.name { width: 100%; max-width: 22em; }
input[aria-invalid=true], select[aria-invalid=true] { border-color: var(--err-ink); box-shadow: 0 0 0 1px var(--err-ink); background: var(--err-bg); }
.seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span { display: block; padding: 8px 12px; min-height: 40px; font-size: 15px; white-space: nowrap; }
.seg input:checked + span { background: var(--ink); color: var(--bg); }
.seg input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: -3px; }
.seg.small button { flex: 1 1 auto; font: inherit; font-size: 15px; border: 0; background: transparent; color: var(--ink); padding: 8px 12px; min-height: 40px; cursor: pointer; }
.seg.small button[aria-pressed=true] { background: var(--ink); color: var(--bg); }
.steps { list-style: none; margin: 12px 0 0; padding: 0; counter-reset: st; }
.step { position: relative; padding: 8px 40px 8px 0; border-top: 1px dashed var(--line); display: grid; gap: 6px; }
.step-a, .step-b { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.x { position: absolute; right: -4px; top: 6px; font: inherit; font-size: 22px; line-height: 1; width: 40px; height: 40px; border: 0; background: transparent; color: var(--muted); cursor: pointer; border-radius: 6px; }
.x:hover { color: var(--err-ink); background: var(--soft); }
.row-btns { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 8px; }
.link { font: inherit; font-size: 15px; background: none; border: 0; padding: 8px 0; min-height: 40px; color: var(--ink); text-decoration: underline; text-underline-offset: 2px; cursor: pointer; }
.link.danger { color: var(--err-ink); }
.hint { color: var(--muted); font-size: 15px; margin: 10px 0 0; }
.form-actions { margin-top: 4px; }
.step-hint { margin: 0; font-size: 14px; }
input.what { width: 11.5em; max-width: 100%; }

.btn { font: inherit; font-size: 16px; font-weight: 600; min-height: 44px; padding: 8px 16px; border-radius: var(--r); border: 1px solid var(--ink); background: var(--paper); color: var(--ink); cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.btn.primary { background: var(--btn); border-color: var(--btn); color: var(--btn-ink); }
.btn.ghost { border-color: var(--line); }
.btn:disabled { opacity: 0.45; cursor: default; }

/* result */
.res-card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px 16px; }
.res-card h2 { font: 700 21px/1.3 var(--body); margin: 0 0 6px; }
.res-card.bad { border-color: var(--err-ink); }
.errs, .warns { margin: 8px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.errs li, .warns li { padding: 8px 10px; border-radius: 6px; font-size: 15px; }
.errs li, .warns li.error { background: var(--err-bg); color: var(--err-ink); }
.warns li.warn { background: var(--warn-bg); color: var(--warn-ink); }
.warns li.info { background: var(--soft); color: var(--ink); }
.check.ok { margin: 0; color: var(--muted); font-size: 15px; }
.check.ok::before { content: "✓ "; color: var(--btn); font-weight: 700; }
.res-grid { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 16px; align-items: start; margin-top: 12px; }
@media (max-width: 520px) { .res-grid { grid-template-columns: minmax(0, 1fr); } }
.chart { margin: 0; justify-self: start; background: var(--bg); padding: 8px; border-radius: 6px;
  background-image: linear-gradient(var(--soft) 1px, transparent 1px), linear-gradient(90deg, var(--soft) 1px, transparent 1px); background-size: 12px 12px; }
.chart svg { display: block; max-width: 100%; height: auto; }
.chart .fab { fill: color-mix(in srgb, var(--ink) 9%, transparent); stroke: var(--ink); stroke-width: 0.025; stroke-linejoin: round; }
.chart .cur { stroke: var(--accent); stroke-width: 0.05; stroke-dasharray: 0.12 0.08; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 14px; margin-top: 6px; max-width: 340px; }
.lg i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--c); margin-right: 5px; }
.res-actions { display: grid; gap: 8px; align-content: start; }
.res-actions .where { margin: 0 0 2px; }
@media (max-width: 520px) { .res-actions { grid-template-columns: 1fr 1fr; } .res-actions .where, .res-actions .primary { grid-column: 1 / -1; } }

.list-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin: 22px 0 6px; }
.list-head .h3 { font: 700 30px/1 var(--hand); margin: 0 auto 0 0; }
.check-lb { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; min-height: 40px; cursor: pointer; }
.check-lb input { width: 20px; height: 20px; accent-color: var(--btn); }

.lh { display: grid; grid-template-columns: 44px 2.6em 2.2em minmax(0, 1fr) auto; gap: 0 8px; padding: 0 4px 4px 0; font-size: 13px; color: var(--muted); font-weight: 600; }
.lh span:nth-child(2) { text-align: right; }
@media (max-width: 560px) { .lh { display: none; } }
.rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.rows li { border-bottom: 1px solid var(--line); }
.rows .r { display: grid; grid-template-columns: 44px 2.6em 2.2em minmax(0, 1fr) auto; align-items: start; gap: 0 8px; padding: 4px 4px 4px 0; }
.rows .rn { font-weight: 700; font-variant-numeric: tabular-nums; text-align: right; padding-top: 9px; }
.rows .sd { color: var(--muted); font-size: 14px; padding-top: 11px; }
.rows .what { padding: 8px 0; min-width: 0; }
.rows .what p { margin: 0; overflow-wrap: anywhere; }
.rows .what p + p { margin-top: 4px; }
.rows .none { color: var(--muted); }
.rows .after { font-variant-numeric: tabular-nums; padding-top: 9px; color: var(--muted); text-align: right; white-space: nowrap; }
.tag { white-space: nowrap; font-weight: 700; color: color-mix(in srgb, var(--c) 100%, var(--ink) 0%); margin-right: 6px; }
@media (prefers-color-scheme: dark) { .tag { color: color-mix(in srgb, var(--c) 55%, white); } .lg i { background: color-mix(in srgb, var(--c) 70%, white); } }
.half { font-weight: 600; }
.sep { color: var(--muted); }
.tick { width: 44px; height: 44px; border: 0; background: transparent; cursor: pointer; display: grid; place-items: center; padding: 0; }
.tick::before { content: ""; width: 22px; height: 22px; border: 2px solid var(--muted); border-radius: 4px; }
.tick[aria-pressed=true]::before { background: var(--ink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M4 10.5l4 4 8-9' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat; border-color: var(--ink); }
@media (prefers-color-scheme: dark) { .tick[aria-pressed=true]::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M4 10.5l4 4 8-9' fill='none' stroke='%23151b1c' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E"); } }
.rows .done .what, .rows .done .rn, .rows .done .after { opacity: 0.55; }
.rows .cur { background: var(--cur); box-shadow: inset 4px 0 0 var(--accent); }
.rows .gap { display: flex; gap: 10px; padding: 6px 4px 6px 52px; color: var(--muted); font-size: 15px; }
.rows .gap .rn { padding: 0; text-align: left; font-weight: 600; }
.rows .gap.done { opacity: 0.6; }
.rows .part-h h3 { font: 700 26px/1.1 var(--hand); margin: 16px 0 4px; }
.rows .end { padding: 12px 4px 12px 52px; font-weight: 600; }
.rows .al { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
@media (max-width: 560px) {
  .rows .r { grid-template-columns: 40px 2.2em minmax(0, 1fr); padding-bottom: 6px; }
  .rows .tick { grid-row: 1 / span 2; }
  .rows .sd { grid-column: 2; grid-row: 2; padding-top: 0; text-align: right; font-size: 13px; }
  .rows .what { grid-column: 3; grid-row: 1; padding-bottom: 2px; }
  .rows .after { grid-column: 3; grid-row: 2; padding-top: 0; text-align: left; font-size: 14px; }
  .rows .al { position: static; width: auto; height: auto; clip: auto; }
  .rows .gap, .rows .end { padding-left: 46px; }
}

.toast { visibility: hidden; position: fixed; left: 50%; bottom: 16px; transform: translate(-50%, 140%); max-width: min(560px, calc(100vw - 32px)); background: var(--ink); color: var(--bg); padding: 10px 14px; border-radius: var(--r); display: flex; gap: 14px; align-items: center; z-index: 40; transition: transform 0.2s; margin: 0; overflow-wrap: anywhere; }
.toast.show { transform: translate(-50%, 0); visibility: visible; }
.toast .link { color: var(--bg); font-weight: 700; }
@media (prefers-reduced-motion: reduce) { .toast { transition: none; } }

/* tracker (row counter) */
.tracker { position: fixed; inset: 0; z-index: 60; background: var(--bg); overflow-y: auto; }
body.tk-open { overflow: hidden; }
.tk-in { max-width: 640px; min-height: 100%; margin: 0 auto; padding: 12px 16px 20px; display: flex; flex-direction: column; gap: 6px; }
.tk-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.tk-name { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tk-meta { margin: 10px 0 0; color: var(--muted); font-size: 18px; }
.tk-row { font: 700 clamp(64px, 18vw, 104px)/0.95 var(--hand); margin: 0; }
.tk-row small { font: 400 20px var(--body); color: var(--muted); margin-left: 8px; }
.tk-what { font-size: 22px; line-height: 1.35; padding: 12px 14px; background: var(--paper); border-left: 5px solid var(--accent); margin-top: 6px; }
.tk-what.plain { border-left-color: var(--line); color: var(--muted); }
.tk-what p { margin: 0; }
.tk-what p + p { margin-top: 8px; }
.tk-after { font-size: 19px; margin: 8px 0 0; }
.tk-next { color: var(--muted); margin: 0; font-size: 17px; }
.tk-btns { position: sticky; bottom: 0; background: var(--bg); padding-bottom: 4px; margin-top: auto; padding-top: 16px; display: grid; grid-template-columns: auto 1fr; gap: 10px; }
.btn.big { min-height: 76px; font-size: 22px; }
@media (max-height: 480px) {
  .tk-row { font-size: 54px; }
  .tk-what { font-size: 18px; padding: 8px 12px; }
  .btn.big { min-height: 56px; }
  .tk-btns { padding-top: 8px; }
}

/* content */
.content { max-width: 760px; padding: 8px 0 32px; }
.content h2 { font: 700 34px/1.1 var(--hand); margin: 30px 0 8px; }
.content p { margin: 0 0 12px; }
details.ref { border-left: 3px solid var(--line); padding-left: 12px; margin: 16px 0; }
details.ref summary { padding-left: 0; font-weight: 600; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { padding-left: 0; font-weight: 600; }
.faq details p { margin: 0 0 12px; }
.sources { font-size: 15px; color: var(--muted); margin-top: 24px; }
.err { color: var(--err-ink); }

footer { border-top: 1px solid var(--line); padding: 18px 0 28px; font-size: 14px; color: var(--muted); }
.sb-footer p { margin: 0 0 8px; }

/* print */
.print-sheet { display: none; }
@page { size: auto; margin: 12mm 12mm 14mm; }
@media print {
  body { background: #fff; color: #000; font: 10pt/1.3 var(--body); }
  body > *:not(.print-sheet) { display: none !important; }
  .print-sheet { display: block; color: #000; }
  .p-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; border-bottom: 1.5pt solid #000; padding-bottom: 4pt; }
  .p-head h2 { font: 700 24pt/1 var(--hand); margin: 0 0 2pt; }
  .p-head p { margin: 0; font-size: 9.5pt; }
  .p-date { white-space: nowrap; color: #333; text-align: right; font-size: 8.5pt !important; }
  .p-top { display: flex; gap: 14pt; align-items: flex-start; margin: 8pt 0 6pt; break-inside: avoid; }
  .p-seqs { flex: 1; margin: 0; padding: 0; list-style: none; font-size: 10pt; }
  .p-seqs li { margin: 0 0 4pt; }
  .p-chart svg { display: block; }
  .p-chart .fab { fill: #eee; stroke: #000; stroke-width: 0.02; }
  .p-warns { margin: 0 0 6pt; padding-left: 14pt; font-size: 9.5pt; }
  .p-note { font-size: 9pt; margin: 0 0 4pt; color: #333; }
  .ph { font: 700 16pt/1.1 var(--hand); margin: 10pt 0 2pt; break-after: avoid; }
  .pt { width: 100%; border-collapse: collapse; table-layout: fixed; }
  .pt thead { display: table-header-group; }
  .pt th { text-align: left; font-size: 8.5pt; font-weight: 600; border-bottom: 1pt solid #000; padding: 2pt 4pt; }
  .pt td { border-bottom: 0.5pt solid #bbb; padding: 1.8pt 4pt; vertical-align: top; }
  .pt tr.run th { border: 0; font-weight: 400; color: #555; padding: 0 0 2pt; font-size: 8pt; }
  .pt tr { break-inside: avoid; }
  .pt .c-t { width: 22pt; }
  .pt .c-r { width: 40pt; text-align: right; font-weight: 700; }
  .pt .c-s { width: 26pt; color: #333; }
  .pt .c-a { width: 56pt; text-align: right; }
  .pt th.c-r, .pt th.c-a { text-align: right; }
  .pt td.c-w p { margin: 0; }
  .pt tr.plain td { padding-top: 1pt; padding-bottom: 1pt; color: #555; }
  .pt .box { display: inline-block; width: 9pt; height: 9pt; border: 0.9pt solid #000; vertical-align: middle; }
  .pt .tag, .p-seqs .tag { color: var(--c); }
  .pt .run .c-r { white-space: nowrap; font-size: 9pt; }
  .pt .boxes { display: inline-flex; flex-wrap: wrap; gap: 2pt; vertical-align: middle; margin-left: 6pt; }
  .pt .boxes .box { width: 7.5pt; height: 7.5pt; }
}
#h-result:focus { outline: none; }