:root {
  --bg: #f4f5f7;
  --card-bg: #ffffff;
  --border: #e2e4e9;
  --text: #1c1e21;
  --text-muted: #6b7280;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --hot: #dc2626;
  --active: #059669;
  --rare: #9ca3af;
  --danger-bg: #fef2f2;
  --danger-text: #b91c1c;
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111318;
    --card-bg: #1a1d24;
    --border: #2a2e37;
    --text: #e8e9ec;
    --text-muted: #9199a8;
    --accent: #3b82f6;
    --accent-hover: #60a5fa;
    --danger-bg: #2a1414;
    --danger-text: #f87171;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { font-size: 18px; margin: 0; }
.logout { color: var(--text-muted); text-decoration: none; font-size: 14px; }
.logout:hover { color: var(--accent); }

.tabs {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}
.tab-btn {
  background: none;
  border: none;
  padding: 10px 16px;
  font-size: 14px;
  cursor: pointer;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

main { max-width: 960px; margin: 24px auto; padding: 0 16px; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.card h2 { margin: 0 0 12px; font-size: 16px; }

.hint { color: var(--text-muted); font-size: 13px; }
code { background: var(--bg); padding: 1px 5px; border-radius: 4px; }

textarea, select, input[type=text], input[type=password], input[type=number] {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}
textarea { resize: vertical; margin-bottom: 10px; }

button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
}
button:hover { background: var(--accent-hover); }
button:disabled { opacity: .5; cursor: not-allowed; }
button + button { margin-left: 8px; }

.result-list { list-style: none; padding: 0; margin: 12px 0 0; font-size: 13px; }
.result-list li { padding: 6px 10px; border-radius: 6px; margin-bottom: 4px; }
.result-list .ok { background: #ecfdf5; color: #047857; }
.result-list .err { background: var(--danger-bg); color: var(--danger-text); }
.result-list .pending { background: #fffbeb; color: #92400e; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.result-list .pending button { padding: 4px 10px; font-size: 12px; }

.data-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; }
.data-table th, .data-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.data-table th { color: var(--text-muted); font-weight: 600; }
.data-table tr:hover td { background: var(--bg); }

.segment-горячий { color: var(--hot); font-weight: 600; }
.segment-активный { color: var(--active); font-weight: 600; }
.segment-редкий { color: var(--rare); }
.segment-реклама { color: var(--danger-text); }

.period-row { display: flex; align-items: center; gap: 16px; margin-bottom: 14px; font-size: 14px; }
.period-row label { display: flex; align-items: center; gap: 4px; cursor: pointer; }

.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; flex-wrap: wrap; }
.toolbar select { width: auto; min-width: 220px; }

.progress-list { margin-top: 14px; font-size: 13px; }
.progress-row { display: flex; justify-content: space-between; padding: 8px 10px; border-radius: 6px; background: var(--bg); margin-bottom: 6px; }
.progress-row .status-queued { color: var(--text-muted); }
.progress-row .status-running { color: var(--accent); }
.progress-row .status-done { color: var(--active); }
.progress-row .status-failed { color: var(--danger-text); }

/* login page */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.login-card h1 { font-size: 17px; margin: 0 0 6px; text-align: center; }
.login-card label { font-size: 13px; color: var(--text-muted); display: flex; flex-direction: column; gap: 4px; }
.login-card button { margin-top: 6px; }
.login-error { background: var(--danger-bg); color: var(--danger-text); padding: 8px 10px; border-radius: 6px; font-size: 13px; margin: 0; }

@media (max-width: 640px) {
  main { padding: 0 12px; }
  .toolbar select { min-width: 0; flex: 1; }
}