/* Bench Ledger — workshop-ledger look: paper, ink, one amber accent. */
:root {
  --paper: #f4efe4;
  --card: #fbf8f1;
  --ink: #1f2a24;
  --ink-2: #4a554e;
  --ink-3: #7b847d;
  --rule: #d9d1bf;
  --rule-2: #e8e1d1;
  --accent: #b86e12;
  --accent-soft: #f3dfbd;
  --good: #2f7a4b;
  --good-soft: #d7ecdc;
  --bad: #b23a2b;
  --bad-soft: #f4d6d0;
  --bar-mat: #8a6d3b;
  --bar-mach: #4f6d8a;
  --bar-lab: #b86e12;
  --bar-plat: #7d5a8c;
  --bar-mkt: #a24f4f;
  --bar-profit: #2f7a4b;
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #151a17; --card: #1d2420; --ink: #ece6d8; --ink-2: #b9b3a5; --ink-3: #8a8679;
    --rule: #34403a; --rule-2: #28312c; --accent: #e8a33d; --accent-soft: #3d3020;
    --good: #6cc48d; --good-soft: #1f3a2a; --bad: #ef7b6b; --bad-soft: #43231e;
    --bar-mat: #c7a46a; --bar-mach: #7fa3c4; --bar-lab: #e8a33d; --bar-plat: #b28dc2; --bar-mkt: #d98080; --bar-profit: #6cc48d;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--paper); color: var(--ink); font: 15px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
button, input, select { font: inherit; color: inherit; }
a { color: var(--accent); }
.num, .money, td.n, th.n { font-family: var(--mono); font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; max-width: 100vw; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 10px 20px; background: var(--ink); color: var(--paper);
}
@media (prefers-color-scheme: dark) { .topbar { background: #0e1210; color: var(--ink); border-bottom: 1px solid var(--rule); } }
.brand { display: flex; align-items: center; gap: 8px; color: inherit; text-decoration: none; font-weight: 700; letter-spacing: .02em; }
.brand svg { width: 26px; height: 26px; fill: #e8a33d; color: currentColor; }
.topbar-plan { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 180px; }
.plan-name {
  background: transparent; border: 1px solid transparent; border-radius: 6px; padding: 4px 8px;
  font-size: 17px; font-weight: 600; color: inherit; width: 100%; max-width: 380px;
}
.plan-name:hover { border-color: rgba(255,255,255,.2); }
.plan-name:focus { outline: none; border-color: #e8a33d; background: rgba(255,255,255,.06); }
.save-state { font-size: 12px; opacity: .7; white-space: nowrap; }
.save-state.err { color: #ffb4a6; opacity: 1; }
.topbar-tools { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.mini { display: flex; align-items: center; gap: 6px; font-size: 12px; opacity: .9; }
.mini input, .mini select {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); border-radius: 6px;
  padding: 4px 8px; color: inherit; width: 92px;
}
.mini select { width: auto; }
.mini select option { color: #111; }

/* ---------- buttons & inputs ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
  border-radius: 8px; padding: 7px 14px; cursor: pointer; font-weight: 600; font-size: 14px; white-space: nowrap;
}
.btn:hover { filter: brightness(1.15); }
.btn.ghost { background: transparent; color: inherit; border-color: currentColor; opacity: .9; }
.btn.subtle { background: transparent; color: var(--ink-2); border: 1px dashed var(--rule); font-weight: 500; }
.btn.subtle:hover { color: var(--ink); border-color: var(--ink-3); }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: transparent; color: var(--bad); border-color: transparent; }
.btn.sm { padding: 4px 10px; font-size: 13px; }
.icon-btn { border: 0; background: transparent; color: var(--ink-3); cursor: pointer; padding: 4px 6px; border-radius: 6px; font-size: 15px; line-height: 1; }
.icon-btn:hover { color: var(--bad); background: var(--bad-soft); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field > span { font-size: 12px; color: var(--ink-2); font-weight: 600; letter-spacing: .02em; }
.in {
  width: 100%; background: var(--paper); border: 1px solid var(--rule); border-radius: 7px; padding: 7px 9px; min-width: 0;
}
.in:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); background: var(--card); }
.in.num { text-align: right; }
.affix { position: relative; display: flex; align-items: center; }
.affix .pre, .affix .post { position: absolute; font-size: 13px; color: var(--ink-3); pointer-events: none; font-family: var(--mono); }
.affix .pre { left: 9px; } .affix .post { right: 9px; }
.affix.has-pre .in { padding-left: 22px; } .affix.has-post .in { padding-right: 42px; }
select.in { padding-right: 4px; }

/* ---------- layout ---------- */
#app { max-width: 1320px; margin: 0 auto; padding: 22px 20px 120px; outline: none; }
.editor { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
@media (max-width: 980px) { .editor { grid-template-columns: minmax(0, 1fr); } }
.editor > div { min-width: 0; }

.steps { display: flex; gap: 4px; border-bottom: 2px solid var(--rule); margin-bottom: 18px; overflow-x: auto; }
.step {
  background: none; border: 0; padding: 10px 14px; cursor: pointer; color: var(--ink-2); font-weight: 600; white-space: nowrap;
  border-bottom: 3px solid transparent; margin-bottom: -2px; display: flex; gap: 8px; align-items: center;
}
.step .n { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid currentColor; font-size: 12px; font-family: var(--mono); }
.step[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.step[aria-selected="true"] .n { background: var(--accent); border-color: var(--accent); color: #fff; }
.step:hover { color: var(--ink); }

.panel-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.panel-head h2 { margin: 0; font-size: 22px; letter-spacing: -.01em; }
.panel-head p { margin: 4px 0 0; color: var(--ink-2); max-width: 62ch; }
.step-nav { display: flex; justify-content: space-between; margin-top: 22px; }

.card { background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); margin-bottom: 14px; }
.card-head { display: flex; align-items: center; gap: 10px; padding: 12px 16px; }
.card-body { padding: 4px 16px 16px; }
.card h3 { margin: 0; font-size: 15px; }
.sub { color: var(--ink-3); font-size: 13px; }

/* section = collapsible block inside a product */
.sec { border-top: 1px solid var(--rule-2); }
.sec > summary {
  list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr auto auto; gap: 12px; align-items: center;
  padding: 10px 16px; font-weight: 600;
}
.sec > summary::-webkit-details-marker { display: none; }
.sec > summary::before { content: "▸"; color: var(--ink-3); position: absolute; margin-left: -12px; transition: transform .15s; }
.sec[open] > summary::before { transform: rotate(90deg); }
.sec > summary .sub { font-weight: 400; }
.sec > summary .money { min-width: 72px; text-align: right; }
.sec-body { padding: 0 16px 14px; }
.sec-note { font-size: 13px; color: var(--ink-3); margin: 6px 0 10px; }

/* editable row tables */
.rows { width: 100%; border-collapse: collapse; }
.rows th { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); text-align: left; font-weight: 600; padding: 4px 4px 6px; }
.rows th.n, .rows td.n { text-align: right; }
.rows td { padding: 3px 4px; vertical-align: middle; }
.rows td.out { color: var(--ink-2); white-space: nowrap; padding-left: 8px; }
.rows .w-name { width: auto; }
.rows .w-sm { width: 92px; } .rows .w-md { width: 120px; } .rows .w-xs { width: 34px; }
.rows tfoot td { border-top: 1px solid var(--rule-2); padding-top: 8px; font-weight: 600; }
.row-add { margin-top: 8px; display: flex; gap: 8px; flex-wrap: wrap; }
@media (max-width: 640px) {
  .rows thead { display: none; }
  .rows, .rows tbody, .rows tr, .rows td { display: block; width: 100% !important; }
  .rows tr { display: grid; grid-template-columns: repeat(auto-fit, minmax(80px, 1fr)) ; grid-auto-flow: row dense; gap: 6px; padding: 8px 0; border-bottom: 1px solid var(--rule-2); align-items: center; }
  .rows td:first-child { grid-column: 1 / -1; }
  .rows td.w-xs { justify-self: end; }
  .rows td.out { text-align: right; }
  .rows tfoot tr { grid-template-columns: 1fr auto; }
}

/* product card header */
.prod-head { display: grid; grid-template-columns: minmax(160px, 1.4fr) repeat(2, minmax(90px, .7fr)) repeat(3, minmax(80px, .6fr)) auto; gap: 12px; align-items: end; padding: 14px 16px; }
.prod-head .name-in { font-weight: 700; font-size: 16px; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat > span { font-size: 12px; color: var(--ink-2); font-weight: 600; }
.stat b { font-family: var(--mono); font-size: 15px; padding: 7px 0; }
.pos { color: var(--good); } .neg { color: var(--bad); }
.prod-actions { display: flex; gap: 2px; padding-bottom: 4px; }
@media (max-width: 780px) { .prod-head { grid-template-columns: 1fr 1fr 1fr; } .prod-head .field:first-child { grid-column: 1 / -1; } .prod-actions { grid-column: 1 / -1; justify-content: flex-end; } }

/* stacked cost bar */
.costbar { display: flex; height: 10px; border-radius: 5px; overflow: hidden; background: var(--rule-2); margin: 0 16px 6px; }
.costbar i { display: block; height: 100%; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 12px; color: var(--ink-2); padding: 0 16px 12px; }
.legend span::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 2px; background: var(--c); margin-right: 5px; vertical-align: -1px; }
.price-hints { display: flex; gap: 8px; flex-wrap: wrap; padding: 0 16px 14px; }
.chip { font-size: 12px; border: 1px solid var(--rule); border-radius: 999px; padding: 3px 10px; color: var(--ink-2); background: var(--paper); }
.chip b { font-family: var(--mono); color: var(--ink); font-weight: 600; }
button.chip { cursor: pointer; } button.chip:hover { border-color: var(--accent); }

.toggle { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-2); cursor: pointer; }
.toggle input { accent-color: var(--accent); width: 16px; height: 16px; }

/* grids of fields */
.grid { display: grid; gap: 12px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 700px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* helper popover (machine rate) */
.helper { background: var(--paper); border: 1px solid var(--rule); border-radius: 8px; padding: 12px; margin-top: 10px; }
.helper-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; gap: 10px; flex-wrap: wrap; }

/* channel distribution */
.dist { display: flex; height: 26px; border-radius: 6px; overflow: hidden; margin: 6px 0 4px; background: var(--rule-2); font-size: 11px; font-weight: 600; color: #fff; }
.dist i { display: flex; align-items: center; justify-content: center; font-style: normal; overflow: hidden; white-space: nowrap; transition: flex-basis .2s; }
.kv { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; margin: 0; }
.kv dt { color: var(--ink-2); } .kv dd { margin: 0; text-align: right; font-family: var(--mono); }
.kv .total { border-top: 1px solid var(--rule); padding-top: 6px; font-weight: 700; color: var(--ink); }
.callout { border-left: 4px solid var(--accent); background: var(--accent-soft); padding: 12px 14px; border-radius: 0 8px 8px 0; margin-bottom: 14px; }
.callout.bad { border-color: var(--bad); background: var(--bad-soft); }
.callout.good { border-color: var(--good); background: var(--good-soft); }
.callout p { margin: 4px 0 0; }

/* ---------- sidebar ---------- */
.side { position: sticky; top: 74px; display: flex; flex-direction: column; gap: 14px; }
.side .card { margin: 0; }
.big { font-family: var(--mono); font-size: 30px; font-weight: 700; letter-spacing: -.02em; line-height: 1.1; }
.side-label { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); font-weight: 700; }
.progress { height: 8px; background: var(--rule-2); border-radius: 4px; overflow: hidden; margin: 10px 0 6px; }
.progress i { display: block; height: 100%; background: var(--accent); transition: width .25s; }
.rate-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.rate-compare div { background: var(--paper); border: 1px solid var(--rule-2); border-radius: 8px; padding: 8px 10px; }
.rate-compare b { display: block; font-family: var(--mono); font-size: 18px; }
.mobile-bar { display: none; }
@media (max-width: 980px) {
  .side { position: static; }
  .topbar { padding: 10px 14px; gap: 10px; }
  #app { padding: 16px 14px 90px; }
  .mobile-bar {
    display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 15; background: var(--ink); color: var(--paper);
    padding: 10px 18px; justify-content: space-between; align-items: center; gap: 12px; font-size: 14px;
  }
  .mobile-bar b { font-family: var(--mono); font-size: 17px; }
}

/* ---------- P&L ---------- */
.pnl { width: 100%; border-collapse: collapse; }
.pnl td { padding: 7px 4px; border-bottom: 1px solid var(--rule-2); }
.pnl td.n { text-align: right; white-space: nowrap; }
.pnl td.pct { text-align: right; color: var(--ink-3); font-size: 12px; width: 70px; font-family: var(--mono); }
.pnl tr.indent td:first-child { padding-left: 22px; color: var(--ink-2); }
.pnl tr.sum td { font-weight: 700; border-bottom: 2px solid var(--rule); }
.pnl tr.grand td { font-size: 18px; font-weight: 800; border-bottom: 3px double var(--ink); }
.pnl tr.head td { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); font-weight: 700; padding-top: 16px; }
.periods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.periods div { background: var(--paper); border: 1px solid var(--rule-2); border-radius: 8px; padding: 10px 12px; }
.periods b { display: block; font-family: var(--mono); font-size: 20px; }
.ptable { width: 100%; border-collapse: collapse; font-size: 14px; }
.ptable th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); padding: 6px 4px; border-bottom: 1px solid var(--rule); }
.ptable td { padding: 7px 4px; border-bottom: 1px solid var(--rule-2); }
.ptable th.n, .ptable td.n { text-align: right; }
.table-scroll { overflow-x: auto; }

/* ---------- home ---------- */
.home-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.home-head h1 { margin: 0; font-size: 28px; letter-spacing: -.02em; }
.home-head p { margin: 4px 0 0; color: var(--ink-2); max-width: 60ch; }
.plans { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 14px; }
.plan-card { display: flex; flex-direction: column; gap: 10px; padding: 16px; cursor: pointer; text-decoration: none; color: inherit; transition: border-color .15s, transform .15s; }
.plan-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.plan-card h3 { font-size: 17px; }
.plan-card .big { font-size: 24px; }
.plan-card footer { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--ink-3); }
.plan-card footer .acts { display: flex; gap: 2px; }
.empty { text-align: center; color: var(--ink-2); padding: 48px 20px; border: 2px dashed var(--rule); border-radius: var(--radius); }
.empty h2 { color: var(--ink); margin: 0 0 6px; }

.menu { position: relative; }
.menu-list {
  position: absolute; right: 0; top: calc(100% + 6px); background: var(--card); color: var(--ink); border: 1px solid var(--rule);
  border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.18); min-width: 220px; padding: 6px; z-index: 30;
}
.menu-list button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: 8px 10px; border-radius: 6px; cursor: pointer; }
.menu-list button:hover { background: var(--accent-soft); }
.menu-list .menu-label { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); padding: 6px 10px 2px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--ink); color: var(--paper);
  padding: 10px 16px; border-radius: 8px; z-index: 50; box-shadow: 0 8px 24px rgba(0,0,0,.25); font-size: 14px;
}

/* ---------- print ---------- */
.print-only { display: none; }
@media print {
  body { background: #fff; color: #000; }
  .topbar, .steps, .step-nav, .mobile-bar, .no-print, .side { display: none !important; }
  #app { padding: 0; max-width: none; }
  .editor { display: block; }
  .card { border: 1px solid #bbb; break-inside: avoid; background: #fff; }
  .print-only { display: block; }
}

/* ---------- accounts ---------- */
.user-menu { margin-left: auto; }
.user-menu > .btn { color: inherit; border-color: rgba(255,255,255,.35); padding: 5px 12px; }
.auth-wrap { min-height: calc(100vh - 160px); display: grid; place-items: center; }
.auth-card { width: 100%; max-width: 400px; padding: 26px 24px; display: flex; flex-direction: column; gap: 14px; margin: 0; }
.auth-card h1 { margin: 0; font-size: 24px; letter-spacing: -.01em; }
.auth-card .sub { margin: -6px 0 0; }
.auth-card .callout { margin: 0; }
.btn.wide { width: 100%; justify-content: center; padding: 10px 14px; }
.btn:disabled { opacity: .6; cursor: progress; }
.form-error { color: var(--bad); margin: 0; min-height: 1.2em; font-size: 14px; }
.small { font-size: 13px; }
.narrow { max-width: 440px; margin: 0 auto; }
.narrow.wide-narrow { max-width: 900px; }
.narrow .auth-card { max-width: none; }
.user-acts { white-space: nowrap; font-family: var(--sans); text-align: right; }
.user-acts .btn { margin-left: 4px; }
@media (max-width: 640px) { .user-acts { white-space: normal; } .user-acts .btn { margin: 2px 0 2px 4px; } }