:root {
  --bg: #f4f6f9; --card: #fff; --text: #1d2330; --muted: #6b7385; --line: #e3e7ee;
  --accent: #1f6feb; --accent-text: #fff; --ok: #1a7f37; --warn: #9a6700; --err: #cf222e;
  --h0: #1a7f37; --h1: #57a95d; --h2: #c7b33a; --h3: #e08a3c; --h4: #d1462f;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1218; --card: #181c24; --text: #e6e9ef; --muted: #9aa3b5; --line: #2a303c;
          --accent: #4c8dff; --ok: #3fb950; --warn: #d29922; --err: #f85149; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.4; }
main { max-width: 1100px; margin: 0 auto; padding: 12px 16px 40px; }
a { color: var(--accent); }
h1 { font-size: 1.35rem; margin: 0 0 12px; } h2 { font-size: 1.1rem; margin: 18px 0 10px; }
.top { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between;
       padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.top .brand { font-weight: 700; text-decoration: none; color: var(--text); }
.top nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.top nav form { display: inline; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin: 12px 0; }
.card.narrow { max-width: 380px; margin: 60px auto; }
label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; color: var(--muted); margin-bottom: 10px; }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
input, select, button { font: inherit; }
input, select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text);
                min-height: 40px; width: 100%; }
input[type=checkbox] { width: auto; min-height: 0; }
fieldset { border: 0; padding: 0; margin: 0 0 10px; }
fieldset legend { font-size: .9rem; color: var(--muted); margin-bottom: 6px; }
.row { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 16px; }
button { padding: 9px 16px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text);
         cursor: pointer; min-height: 40px; }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.ghost { background: transparent; }
button.linklike { border: 0; background: none; color: var(--accent); padding: 0; min-height: 0; }
.hint, .muted { color: var(--muted); } .small { font-size: .85rem; }
.error { color: var(--err); } .warn { color: var(--warn); }
.notice { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--accent); padding: 8px 12px; border-radius: 6px; }
.city { position: relative; }
.suggest { position: absolute; z-index: 10; top: 100%; left: 0; right: 0; margin: 2px 0 0; padding: 4px 0; list-style: none;
           background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 6px 20px rgba(0,0,0,.15);
           max-height: 280px; overflow-y: auto; color: var(--text); }
.suggest li { padding: 8px 12px; cursor: pointer; } .suggest li:hover, .suggest li.on { background: var(--bg); }
.suggest li small { color: var(--muted); }
.head-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.head-row h1, .head-row h2 { margin: 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; } .actions form { margin: 0; }
.params { color: var(--muted); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: .8rem; background: var(--bg); border: 1px solid var(--line); }
.st-done { color: var(--ok); border-color: var(--ok); } .st-failed { color: var(--err); border-color: var(--err); }
.st-scanning, .st-verifying, .st-queued { color: var(--accent); border-color: var(--accent); }
.status { display: flex; flex-direction: column; gap: 8px; }
.progress { display: grid; grid-template-columns: 1fr; gap: 2px; } progress { width: 100%; height: 10px; }
table.list { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.list th, table.list td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.heat-wrap { overflow-x: auto; }
table.heat { border-collapse: separate; border-spacing: 2px; font-size: .78rem; }
table.heat th { font-weight: 500; color: var(--muted); padding: 2px 6px; white-space: nowrap; position: sticky; left: 0; background: var(--card); }
table.heat td { min-width: 44px; text-align: center; padding: 4px 2px; border-radius: 4px; color: #fff; }
table.heat td.ok { font-weight: 700; outline: 2px solid var(--text); outline-offset: -2px; }
.lv0 { background: var(--h0); } .lv1 { background: var(--h1); } .lv2 { background: var(--h2); color: #222 !important; }
.lv3 { background: var(--h3); } .lv4 { background: var(--h4); }

.results { display: flex; flex-direction: column; gap: 10px; }
.res { display: grid; grid-template-columns: 150px 1fr; gap: 6px 16px; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.res .price b { font-size: 1.2rem; display: block; } .res .price .muted { font-size: .85rem; }
.res .legs { display: flex; flex-direction: column; gap: 6px; }
.res .leg { display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: baseline; }
.res .leg .dir { font-weight: 600; min-width: 64px; }
.res .meta { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .88rem; color: var(--muted); }
.res .meta a { font-weight: 600; }
.tag { display: inline-block; font-size: .78rem; padding: 1px 6px; border-radius: 6px; border: 1px solid var(--line); }
.tag.risk { color: var(--warn); border-color: var(--warn); }
@media (max-width: 640px) {
  main { padding: 8px 10px 30px; }
  .res { grid-template-columns: 1fr; }
  table.list thead { display: none; }
  table.list tr { display: block; border-bottom: 1px solid var(--line); padding: 6px 0; }
  table.list td { display: inline-block; border: 0; padding: 2px 8px 2px 0; }
}
.filters { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: center; margin: 4px 0 12px; }
.filters label.inline { flex-direction: row; align-items: center; gap: 6px; margin: 0; color: var(--text); }
.filters label.inline select { width: auto; min-height: 34px; padding: 4px 8px; }
.filters label.check { margin: 0; }
.status .badge { align-self: flex-start; }