:root {
  --bg: #f6f6f4; --card: #fff; --text: #272d30; --muted: #6b6f72; --line: #e3e3e3;
  --accent: #1c7bf1; --danger: #b3261e; --ok: #1e7b34; --warn: #9a6700;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #17191a; --card: #222527; --text: #eceeef; --muted: #a2a7aa; --line: #3a3e41; --accent: #5aa2ff; --danger: #ff7a70; --ok: #6fd18a; --warn: #e3b341; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
.top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 600; color: var(--text); text-decoration: none; }
#nav { display: flex; gap: 14px; overflow-x: auto; white-space: nowrap; max-width: 100%; scrollbar-width: none; }
#nav a { color: var(--muted); text-decoration: none; padding: 4px 0; }
#nav a.active { color: var(--accent); font-weight: 600; }
main { max-width: 760px; margin: 0 auto; padding: 16px; }
h1 { font-size: 1.5rem; margin: 0; }
h2 { font-size: 1.1rem; margin: 20px 0 8px; }
.head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 16px; flex-wrap: wrap; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; margin-bottom: 12px; }
.card.narrow { max-width: 420px; margin: 40px auto; }
.field { display: block; margin-bottom: 10px; }
.field > span { display: block; font-size: .85rem; color: var(--muted); margin-bottom: 3px; }
.field small { color: var(--muted); }
input, select, textarea { width: 100%; font: inherit; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--text); min-height: 44px; }
textarea { min-height: 70px; resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.check input { width: auto; min-height: 0; }
button, .button { font: inherit; padding: 10px 16px; min-height: 44px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.big { width: 100%; justify-content: center; font-size: 1.05rem; }
button.link { border: none; background: none; color: var(--accent); padding: 6px 0; min-height: 0; }
button.danger, .link.danger { color: var(--danger); }
button:disabled { opacity: .6; cursor: wait; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 12px 0; }
.actions.sticky { position: sticky; bottom: 0; background: var(--bg); padding: 10px 0; border-top: 1px solid var(--line); }
.total { margin-left: auto; font-size: 1.1rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 12px; }
@media (max-width: 520px) { .grid2 { grid-template-columns: 1fr; } .grid3 { grid-template-columns: 1fr 1fr; } }
.posfoot { display: flex; justify-content: space-between; align-items: center; }
.ptotal { font-weight: 600; }
.list { display: flex; flex-direction: column; gap: 6px; }
.row { display: grid; grid-template-columns: 5.5em 6.5em 1fr auto; gap: 4px 10px; align-items: center; padding: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; color: var(--text); text-decoration: none; }
.row.static { grid-template-columns: 11em 1fr; }
.row.draft .no { color: var(--muted); font-style: italic; }
.row .sum { text-align: right; font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .row { grid-template-columns: 1fr auto; } .row .date { grid-column: 1; color: var(--muted); font-size: .9rem; } .row.static { grid-template-columns: 1fr; } }
.badge { font-size: .8rem; padding: 2px 8px; border-radius: 99px; background: var(--line); }
.badge.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.muted { color: var(--muted); }
.small { font-size: .85rem; overflow-wrap: anywhere; }
.warn { color: var(--warn); }
.error, .errors { color: var(--danger); }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; margin: 0 0 10px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.plain { padding-left: 18px; margin: 0; }
.linkbox { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px; overflow-wrap: anywhere; }
.toast { position: fixed; left: 50%; bottom: 16px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 8px; opacity: 0; pointer-events: none; transition: opacity .2s; max-width: calc(100% - 32px); }
.toast.show { opacity: 1; }
.toast.error { background: var(--danger); color: #fff; }
.steps { padding-left: 22px; margin: 0 0 16px; }
.steps li { margin-bottom: 12px; }
.steps li p { margin: 2px 0 0; }
.filters { display: grid; grid-template-columns: 1fr 9em; gap: 10px; margin-bottom: 12px; }
.sums h2 { margin-top: 0; }
.sumrow { display: grid; grid-template-columns: 3.5em 1fr auto; gap: 4px 10px; padding: 4px 0; border-bottom: 1px solid var(--line); }
.sumrow .sum { text-align: right; font-variant-numeric: tabular-nums; }
.badges { display: inline-flex; flex-wrap: wrap; gap: 4px; margin-left: 6px; vertical-align: middle; }
.row.cancellation .sum { color: var(--danger); }
@media (max-width: 520px) { .filters { grid-template-columns: 1fr 7em; } .sumrow { grid-template-columns: 3em 1fr; } .sumrow .sum { grid-column: 2; text-align: left; } .row .badges { margin-left: 0; display: flex; margin-top: 2px; } }
@media (max-width: 520px) {
  .row:not(.static) { grid-template-columns: 1fr auto; grid-template-areas: "no sum" "cust cust" "date date"; }
  .row:not(.static) .no { grid-area: no; font-weight: 600; }
  .row:not(.static) .sum { grid-area: sum; }
  .row:not(.static) .cust { grid-area: cust; }
  .row:not(.static) .date { grid-area: date; }
}