:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e8ee;
  --muted: #8b93a3;
  --accent: #4f8cff;
  --good: #35c48c;
  --warn: #e0a336;
  --bad: #e5535b;
  --radius: 10px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f6f8;
    --panel: #ffffff;
    --panel-2: #f0f2f5;
    --border: #dfe3ea;
    --text: #1a1d24;
    --muted: #6b7280;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.hidden {
  display: none !important;
}

.muted {
  color: var(--muted);
}

/* ---------- Вход ---------- */
.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: min(360px, 92vw);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.login-card h1 {
  margin: 0;
  font-size: 20px;
}

.login-card p {
  margin: 0;
}

/* ---------- Каркас ---------- */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  flex-wrap: wrap;
}

.brand {
  font-weight: 600;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 9px;
}

.brand img {
  border-radius: 6px;
}

.login-logo {
  align-self: center;
  border-radius: 12px;
  margin-bottom: 4px;
}

.controls {
  display: flex;
  gap: 8px;
  align-items: center;
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 10px 20px 0;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  overflow-x: auto;
}

.tabs button {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 14px;
  white-space: nowrap;
}

.tabs button.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

main {
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.tab {
  display: none;
}

.tab.active {
  display: block;
}

/* ---------- Элементы ---------- */
input,
select,
button {
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
}

button {
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

button.danger {
  background: var(--bad);
  border-color: var(--bad);
  color: #fff;
}

button.ghost {
  background: transparent;
}

button.link {
  background: none;
  border: none;
  color: var(--accent);
  padding: 0;
  text-decoration: underline;
}

.toolbar {
  margin-bottom: 14px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.toolbar input {
  width: min(360px, 100%);
}

.badge.guest {
  color: var(--muted);
  border-style: dashed;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.card .label {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card .value {
  font-size: 22px;
  font-weight: 600;
  margin-top: 6px;
}

.card .sub {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 20px;
}

.panel h2 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 600;
}

.panel.scroll {
  overflow-x: auto;
}

/* ---------- Таблицы ---------- */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
}

th.num,
td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

tbody tr:hover {
  background: var(--panel-2);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  border: 1px solid var(--border);
  background: var(--panel-2);
}

.badge.admin {
  color: var(--warn);
  border-color: var(--warn);
}

.empty {
  color: var(--muted);
  padding: 24px;
  text-align: center;
}

/* ---------- График ---------- */
svg.chart {
  width: 100%;
  height: 200px;
  display: block;
}

.chart-legend {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  flex-wrap: wrap;
}

.chart-legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: -1px;
}

/* ---------- Модалка ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: grid;
  place-items: center;
  padding: 20px;
  z-index: 50;
}

.modal-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: min(760px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  position: relative;
}

.modal-card .close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  font-size: 22px;
  line-height: 1;
  color: var(--muted);
}

.field-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin: 10px 0;
}

.error {
  color: var(--bad);
  font-size: 13px;
  min-height: 18px;
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 18px;
  z-index: 100;
}

.toast.bad {
  border-color: var(--bad);
  color: var(--bad);
}