:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-2: #f0f0f3;
  --text: #1c1c22;
  --muted: #6b6b76;
  --border: #e2e2e8;
  --accent: #167a6b;
  --accent-text: #ffffff;
  --accent-soft: #e2f3f0;
  --ok: #1f9d55;
  --warn: #b87d00;
  --error: #d64545;
  --radius: 10px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131317;
    --surface: #1c1c22;
    --surface-2: #25252d;
    --text: #ececf1;
    --muted: #9a9aa6;
    --border: #2f2f38;
    --accent: #3fbfa8;
    --accent-text: #0f0f14;
    --accent-soft: #1c3b36;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

[hidden] { display: none !important; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0; line-height: 1.2; }
h2 { font-size: 20px; }
h3 { font-size: 15px; }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.error { color: var(--error); margin: 8px 0 0; }
.warn-text { color: var(--warn); }
.grow { flex: 1; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 8px; padding: 8px 14px; font: inherit; cursor: pointer; text-decoration: none;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.ghost { background: transparent; }
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.danger { color: var(--error); }

.badge {
  display: inline-block; padding: 1px 7px; border-radius: 999px; margin: 1px 4px 1px 0;
  background: var(--surface-2); color: var(--muted); font-size: 11px; white-space: nowrap;
}
.badge.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.off { background: color-mix(in srgb, var(--error) 14%, transparent); color: var(--error); }
.badge.new { background: var(--accent-soft); color: var(--accent); }

input, textarea, select {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
}
textarea { width: 100%; resize: vertical; font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
.check-label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }

.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.row.end { justify-content: flex-end; }

/* вход */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card {
  width: 100%; max-width: 340px; display: grid; gap: 12px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 28px;
}
.login-card p { margin: 0; }

/* каркас */
.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 16px; padding: 0 16px; min-height: 56px; flex-wrap: wrap;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 16px; }
.brand span { color: var(--accent); }
.tabs { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.tabs button {
  border: 0; background: transparent; color: var(--muted); font: inherit; padding: 8px 12px; border-radius: 8px; cursor: pointer;
}
.tabs button:hover { color: var(--text); }
.tabs button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--warn); margin-left: 4px; animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .3; } }

.page { padding: 16px; display: grid; gap: 12px; }
.page.narrow { max-width: 1100px; }

/* сводка и фильтры */
.summary { display: flex; flex-wrap: wrap; gap: 8px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 8px 14px; min-width: 110px; cursor: pointer; text-align: left; font: inherit; color: inherit;
}
.stat:hover { border-color: var(--accent); }
.stat b { display: block; font-size: 18px; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: 12px; }
.stat.warn b { color: var(--warn); }
.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.toolbar input[type=search] { flex: 1 1 280px; min-width: 0; }

.bulk {
  position: sticky; top: 56px; z-index: 4;
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
  padding: 8px 12px; border-radius: var(--radius); background: var(--accent-soft); border: 1px solid var(--accent);
}
.bulk strong { margin-right: 6px; }

/* таблица */
.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }
table.stock { width: 100%; border-collapse: collapse; }
.stock th, .stock td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.stock th { font-size: 12px; color: var(--muted); font-weight: 600; background: var(--surface-2); position: sticky; top: 0; }
.stock tr:last-child td { border-bottom: 0; }
.stock tr.selected td { background: color-mix(in srgb, var(--accent-soft) 60%, transparent); }
.stock tr.soldout td:not(.actions) { opacity: .6; }
.stock .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stock .check { width: 32px; }
.stock .thumb { width: 52px; }
.stock .thumb img, .stock .thumb .noimg { width: 44px; height: 44px; border-radius: 6px; object-fit: cover; background: var(--surface-2); display: block; }
.stock .title { min-width: 220px; }
.stock .title a { color: inherit; text-decoration: none; font-weight: 500; }
.stock .title a:hover { color: var(--accent); }
.stock .sub { color: var(--muted); font-size: 12px; word-break: break-all; }
.stock .issues { color: var(--warn); font-size: 12px; margin-top: 2px; }
.stock .mono { font-family: ui-monospace, Consolas, monospace; font-size: 12px; }
.stock .strike { text-decoration: line-through; color: var(--muted); font-size: 12px; }
.stock .actions { white-space: nowrap; text-align: right; }
.price-btn { border: 0; background: transparent; color: inherit; font: inherit; cursor: pointer; padding: 0; border-bottom: 1px dashed var(--muted); }
.price-btn:hover { color: var(--accent); border-color: var(--accent); }
.empty { padding: 24px; text-align: center; color: var(--muted); margin: 0; }

/* добавление */
table.preview { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.preview th, .preview td { padding: 6px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; font-size: 13px; }
.preview th { color: var(--muted); font-size: 12px; }
.preview tr.bad td { color: var(--error); }

/* импорт и журнал */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; display: grid; gap: 6px; }
.log {
  max-height: 420px; overflow: auto; margin: 0; padding: 10px; border-radius: 8px;
  background: var(--surface-2); font: 12px/1.4 ui-monospace, Consolas, monospace; white-space: pre-wrap; word-break: break-all;
}
.list { display: grid; gap: 8px; }
.entry { font-size: 13px; }
.entry .when { color: var(--muted); font-size: 12px; }

dialog { border: 1px solid var(--border); border-radius: 14px; background: var(--surface); color: var(--text); padding: 0; }
dialog::backdrop { background: rgb(0 0 0 / .55); }
.confirm form { padding: 20px; width: min(92vw, 440px); display: grid; gap: 14px; }
.confirm label { display: grid; gap: 4px; }
.confirm .hint { color: var(--muted); font-size: 12px; margin: 0; }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 10;
  max-width: min(92vw, 560px); padding: 10px 16px; border-radius: 10px;
  background: var(--text); color: var(--bg); box-shadow: 0 8px 24px rgb(0 0 0 / .2); white-space: pre-line;
}
.toast.error { background: var(--error); color: #fff; }
.toast.ok { background: var(--ok); color: #fff; }

@media (max-width: 720px) {
  .topbar { padding: 8px 16px; }
  .bulk { top: 0; position: static; }
}