:root {
  --accent: #f0b400;
  --accent-dark: #c79400;
  --accent-soft: #fdf3d7;
  --ink: #1f2430;
  --ink-soft: #5b6472;
  --bg: #f4f5f7;
  --card: #ffffff;
  --line: #e3e6ea;
  --good: #1a7f4b;
  --bad: #c0392b;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 25, 35, .08), 0 4px 14px rgba(20, 25, 35, .05);
  font-size: 15px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
}

/* ---------- header ---------- */
.app-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 20px;
  background: var(--ink);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 40;
}

.logo {
  width: 40px;
  height: 40px;
  border-radius: 9px;
  background: var(--accent);
  color: var(--ink);
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: .5px;
  font-size: 14px;
  flex: none;
}

.app-title { line-height: 1.15; }
.app-title b { font-size: 1.05rem; }
.app-title small { display: block; color: #cdd3dc; font-size: .72rem; }

nav.tabs { margin-left: auto; display: flex; gap: 6px; }
nav.tabs button {
  background: transparent;
  border: none;
  color: #cdd3dc;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: .95rem;
  cursor: pointer;
}
nav.tabs button:hover { background: rgba(255,255,255,.08); color: #fff; }
nav.tabs button.active { background: var(--accent); color: var(--ink); font-weight: 700; }

#lockBtn, #syncBtn {
  background: transparent;
  border: 1px solid rgba(255,255,255,.25);
  color: #cdd3dc;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: .85rem;
}
#lockBtn:hover, #syncBtn:hover { background: rgba(255,255,255,.08); color: #fff; }
#syncBtn { font-size: 1rem; line-height: 1; }
#syncBtn[data-state="ok"] { color: #4fd08a; }
#syncBtn[data-state="syncing"] { color: var(--accent); }
#syncBtn[data-state="error"] { color: #ff9c8a; }

main { max-width: 1180px; margin: 0 auto; padding: 18px 16px 120px; }

/* ---------- lock / setup screens ---------- */
.lock-wrap {
  display: grid;
  place-items: center;
  min-height: 65vh;
}
.lock-card { width: 100%; max-width: 400px; }
.lock-card p { font-size: .88rem; }
.lock-error { color: var(--bad); font-size: .85rem; min-height: 1.2em; }

/* ---------- cards & forms ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 14px;
}

.card h2 { margin: 0 0 12px; font-size: 1.05rem; }
.card h3 { margin: 0 0 8px; font-size: .95rem; }

.grid { display: grid; gap: 10px 14px; }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
.grid.c5 { grid-template-columns: repeat(5, 1fr); }
.grid.c6 { grid-template-columns: repeat(6, 1fr); }

@media (max-width: 900px) {
  .grid.c4, .grid.c5, .grid.c6 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .grid.c2, .grid.c3, .grid.c4, .grid.c5, .grid.c6 { grid-template-columns: repeat(2, 1fr); }
}

label.field { display: flex; flex-direction: column; gap: 4px; font-size: .78rem; color: var(--ink-soft); font-weight: 600; }
label.field.check { flex-direction: row; align-items: center; gap: 8px; font-size: .85rem; color: var(--ink); padding-top: 18px; }

input[type=text], input[type=number], input[type=date], select, textarea {
  font: inherit;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  width: 100%;
  min-width: 0;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 0;
  border-color: var(--accent);
}
input[type=checkbox] { width: 17px; height: 17px; accent-color: var(--accent-dark); }
input[type=number] { text-align: right; }

button {
  font: inherit;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
}
button:hover { border-color: var(--accent-dark); }
button.primary { background: var(--accent); border-color: var(--accent); font-weight: 700; }
button.primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
button.ghost { background: transparent; border-color: transparent; color: var(--ink-soft); }
button.ghost:hover { color: var(--bad); border-color: transparent; }
button.small { padding: 4px 10px; font-size: .82rem; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.muted { color: var(--ink-soft); font-size: .82rem; }

/* ---------- part cards ---------- */
details.part {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 12px;
}
details.part > summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  flex-wrap: wrap;
}
details.part > summary::-webkit-details-marker { display: none; }
details.part > summary .chev { transition: transform .15s; color: var(--ink-soft); flex: none; }
details.part[open] > summary .chev { transform: rotate(90deg); }
details.part[open] > summary { border-bottom: 1px solid var(--line); }

.part-title { font-weight: 700; }
.part-sub { display: block; color: var(--ink-soft); font-size: .82rem; }
.price-chip {
  margin-left: auto;
  background: var(--accent-soft);
  border: 1px solid #f0dfa8;
  color: var(--ink);
  border-radius: 999px;
  padding: 4px 12px;
  font-weight: 700;
  font-size: .88rem;
  white-space: nowrap;
}

.part-body { padding: 14px 16px; display: grid; gap: 14px; }

fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px 12px;
  margin: 0;
  min-width: 0;
}
legend { font-size: .78rem; font-weight: 700; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .4px; padding: 0 6px; }

.op-row { display: grid; grid-template-columns: 110px 1fr 90px 90px; gap: 8px; align-items: center; margin-bottom: 6px; }
.op-row .op-name { font-size: .85rem; font-weight: 600; }
.op-row output { text-align: right; font-variant-numeric: tabular-nums; font-size: .85rem; }
@media (max-width: 640px) { .op-row { grid-template-columns: 90px 1fr 70px 70px; } }

.feature-row { display: grid; grid-template-columns: 110px 1fr 1fr 80px 90px 34px; gap: 8px; align-items: center; margin-bottom: 6px; }

table.mini {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}
table.mini td { padding: 3px 6px; border-bottom: 1px dashed var(--line); }
table.mini td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
table.mini tr.total td { font-weight: 700; border-bottom: none; border-top: 2px solid var(--ink); }
table.mini tr.sub td { color: var(--ink-soft); }

/* ---------- totals bar ---------- */
.totals-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
  z-index: 50;
}
.totals-bar .tot { line-height: 1.1; }
.totals-bar .tot small { display: block; color: #aab3c0; font-size: .7rem; text-transform: uppercase; letter-spacing: .5px; }
.totals-bar .tot b { font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.totals-bar .tot.hero b { color: var(--accent); font-size: 1.25rem; }
.totals-bar .actions { margin-left: auto; display: flex; gap: 8px; }
.totals-bar button { border-color: transparent; }

/* ---------- history ---------- */
.quote-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 8px;
  cursor: pointer;
  flex-wrap: wrap;
}
.quote-item:hover { border-color: var(--accent-dark); }
.quote-item .qmeta { flex: 1; min-width: 200px; }
.quote-item .qparts { color: var(--ink-soft); font-size: .8rem; }
.searchbar { display: flex; gap: 8px; margin-bottom: 14px; }
.searchbar input { flex: 1; }

/* ---------- rates tables ---------- */
table.rates {
  width: 100%;
  border-collapse: collapse;
  font-size: .86rem;
}
table.rates th {
  text-align: left;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--ink-soft);
  padding: 6px;
  border-bottom: 2px solid var(--line);
}
table.rates td { padding: 3px 4px; border-bottom: 1px solid var(--line); }
table.rates input, table.rates select { padding: 5px 7px; font-size: .86rem; }
table.rates td.num input { text-align: right; }

/* ---------- enquiry items ---------- */
.commercial {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  background: var(--accent-soft);
  border: 1px solid #f0dfa8;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: .88rem;
}
.commercial b { font-variant-numeric: tabular-nums; }

.commercial.regret {
  background: #fbe0dc;
  border-color: #f0b3aa;
}
.commercial.regret > b { color: var(--bad); }

/* ---------- dashboard ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 10px;
}
.stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: #fafbfc;
}
.stat b { font-size: 1.25rem; font-variant-numeric: tabular-nums; }
.stat span { font-size: .78rem; font-weight: 700; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .4px; }
.stat small { font-size: .75rem; color: var(--ink-soft); }

details.part.assembly { border-left: 4px solid var(--accent); }
.assy-parts { border-left: 3px solid var(--line); padding-left: 12px; }
.assy-parts details.part { box-shadow: none; }

.status-pill {
  display: inline-block;
  border-radius: 999px;
  padding: 1px 9px;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  background: #e8eaee;
  color: var(--ink-soft);
}
.status-pill.s-sent { background: #dbe9ff; color: #1d4f9c; }
.status-pill.s-negotiation { background: var(--accent-soft); color: #7a5c00; }
.status-pill.s-won { background: #d8f2e3; color: var(--good); }
.status-pill.s-lost { background: #fbe0dc; color: var(--bad); }

table.rates.neg td { vertical-align: middle; }
table.rates.neg .num-cell { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.rates.neg input[type=number] { width: 120px; }

.toast {
  position: fixed;
  bottom: 74px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  z-index: 100;
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }

.pill {
  display: inline-block;
  background: var(--accent-soft);
  border-radius: 999px;
  padding: 1px 9px;
  font-size: .75rem;
  font-weight: 700;
  color: #7a5c00;
}

/* ---------- print ---------- */
#print-area { display: none; }

@media print {
  body * { visibility: hidden; }
  #print-area, #print-area * { visibility: visible; }
  #print-area {
    display: block;
    position: absolute;
    inset: 0;
    padding: 24px;
    background: #fff;
  }
  .totals-bar, .app-header { display: none; }
}

.print-doc { font-size: 13px; color: #000; }
.print-doc .ph {
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 3px solid var(--accent);
  padding-bottom: 12px;
  margin-bottom: 14px;
}
.print-doc .ph .logo { width: 52px; height: 52px; font-size: 18px; }
.print-doc h1 { font-size: 20px; margin: 0; }
.print-doc .meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px 30px; margin-bottom: 14px; }
.print-doc table { width: 100%; border-collapse: collapse; margin-bottom: 12px; }
.print-doc th, .print-doc td { border: 1px solid #999; padding: 6px 8px; text-align: left; }
.print-doc th { background: #f2e7c4; }
.print-doc td.num, .print-doc th.num { text-align: right; font-variant-numeric: tabular-nums; }
.print-doc .grand td { font-weight: 700; background: #fdf3d7; }
.print-doc .notes { white-space: pre-wrap; margin-top: 10px; }