/* Делика — дашборд статистики. Минималистичный + стильный.
   Палитра: оттенки серого + синий/голубой акцент. */

:root, [data-theme="dark"] {
  --bg: #0d1117;
  --bg-elev: #161b22;
  --bg-elev-2: #1c222b;
  --bg-row-hover: #1a1f27;
  --bg-row-today: rgba(116, 192, 252, 0.07);
  --bg-row-totals: #1a212c;
  --border: #21262d;
  --border-strong: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --text-dim: #6e7681;
  --accent-vk-ads: #4a82c2;
  --accent-adblogger: #58a6ff;
  --accent-vk-total: #79c0ff;
  --accent-premium: #9775fa;
  --accent-vyalka: #fcc419;
  --accent-all: #4dd4e6;
  --positive: #3fb950;
  --negative: #f06595;
  --warning: #d29922;
  --heat-good: rgba(63, 185, 80, 0.14);
  --heat-bad: rgba(240, 101, 149, 0.16);
}

[data-theme="light"] {
  --bg: #f8fafc;
  --bg-elev: #ffffff;
  --bg-elev-2: #f1f5f9;
  --bg-row-hover: #f1f5f9;
  --bg-row-today: rgba(74, 130, 194, 0.10);
  --bg-row-totals: #eef2f6;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text: #1e293b;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --accent-vk-ads: #2563eb;
  --accent-adblogger: #0284c7;
  --accent-vk-total: #0369a1;
  --accent-premium: #6366f1;
  --accent-vyalka: #d97706;
  --accent-all: #0891b2;
  --positive: #15803d;
  --negative: #be185d;
  --warning: #b45309;
  --heat-good: rgba(21, 128, 61, 0.10);
  --heat-bad: rgba(190, 24, 93, 0.10);
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.3rem 0.5rem;
  display: inline-flex;
  align-items: center;
  margin-right: 0.5rem;
  transition: color 0.12s, border-color 0.12s;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }

/* Heat-map ячейки */
td.heat-good { background: var(--heat-good); }
td.heat-bad { background: var(--heat-bad); }

/* SVG в табах */
.tab svg { vertical-align: -2px; margin-right: 0.35rem; opacity: 0.85; }
.tab.active svg { opacity: 1; }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 13.5px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-vk-total); text-decoration: none; }
a:hover { color: var(--accent-adblogger); }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.01em; }

.container {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== Header ========== */
.header {
  border-bottom: 1px solid var(--border);
  padding: 0.7rem 0;
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
}
.logo {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.logo-dot {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--accent-vk-total);
  border-radius: 50%;
  margin-right: 0.5rem;
  vertical-align: middle;
}
.user-info {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.user-info a { margin-left: 0.85rem; color: var(--text-muted); }
.user-info a:hover { color: var(--text); }

/* ========== Tabs ========== */
.tabs {
  border-bottom: 1px solid var(--border);
  position: sticky; top: 49px; z-index: 9;
  background: var(--bg);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.tabs::-webkit-scrollbar { height: 0; }
.tabs-inner {
  display: flex;
  white-space: nowrap;
}
.tab {
  display: inline-block;
  padding: 0.7rem 1rem;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  font-weight: 500;
  font-size: 0.85rem;
  transition: color 0.12s, border-color 0.12s;
  letter-spacing: -0.005em;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--text); }
.tab.active.t-vk-ads { border-bottom-color: var(--accent-vk-ads); color: var(--accent-vk-ads); }
.tab.active.t-adblogger { border-bottom-color: var(--accent-adblogger); color: var(--accent-adblogger); }
.tab.active.t-vk-total { border-bottom-color: var(--accent-vk-total); color: var(--accent-vk-total); }
.tab.active.t-premium { border-bottom-color: var(--accent-premium); color: var(--accent-premium); }
.tab.active.t-vyalka { border-bottom-color: var(--accent-vyalka); color: var(--accent-vyalka); }
.tab.active.t-all { border-bottom-color: var(--accent-all); color: var(--accent-all); }

/* ========== Page ========== */
.page-header {
  display: flex; align-items: baseline; justify-content: space-between;
  margin: 1.75rem 0 1rem;
  gap: 1rem; flex-wrap: wrap;
}
.page-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.015em;
}
.page-title .accent { color: var(--text); }
.page-title.t-vk-ads .accent { color: var(--accent-vk-ads); }
.page-title.t-adblogger .accent { color: var(--accent-adblogger); }
.page-title.t-vk-total .accent { color: var(--accent-vk-total); }
.page-title.t-premium .accent { color: var(--accent-premium); }
.page-title.t-vyalka .accent { color: var(--accent-vyalka); }
.page-title.t-all .accent { color: var(--accent-all); }
.page-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ========== Period filter ========== */
.period-bar {
  display: flex; gap: 0.5rem;
  align-items: center; flex-wrap: wrap;
  margin-bottom: 1.25rem;
  padding: 0;
  border: none;
  background: transparent;
}
.period-bar input[type="date"] {
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.35rem 0.55rem;
  font-size: 0.85rem;
  font-family: inherit;
}
.period-bar input[type="date"]:focus {
  outline: none; border-color: var(--accent-vk-total);
}
.period-bar button, .btn {
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.12s, color 0.12s;
}
.period-bar button:hover, .btn:hover { border-color: var(--border-strong); color: var(--text); }
.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}
.btn-primary:hover {
  background: var(--accent-vk-total);
  border-color: var(--accent-vk-total);
  color: var(--bg);
}
.preset-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  border: 1px solid transparent;
}
.preset-link:hover { color: var(--text); border-color: var(--border); }
.period-bar .spacer { flex: 1; }

/* ========== Stats blocks ========== */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  margin: 0 0 1.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-elev);
  overflow: hidden;
}
.kpi {
  padding: 1rem 1.25rem;
  border-right: 1px solid var(--border);
}
.kpi:last-child { border-right: none; }
.kpi-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.kpi-value {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
  font-feature-settings: "tnum" 1;
}
.kpi-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
}
.kpi.accent .kpi-value { color: var(--accent-vk-total); }

/* Today block — единственный «акцентный» блок на странице */
.today-block {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-vk-total);
  border-radius: 4px;
  padding: 0.85rem 1.25rem;
  margin-bottom: 1.25rem;
  background: var(--bg-elev);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.today-block-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-vk-total);
  font-weight: 600;
}
.today-block-item {
  display: flex; flex-direction: column;
  gap: 0.15rem;
}
.today-block-item .l {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.today-block-item .v {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  font-feature-settings: "tnum" 1;
}

/* ========== Table ========== */
.table-wrap {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: auto;
  margin-bottom: 1.5rem;
  background: var(--bg-elev);
}
table.dt {
  width: 100%; border-collapse: collapse;
  font-size: 0.84rem;
  font-feature-settings: "tnum" 1;
}
table.dt th, table.dt td {
  padding: 0.5rem 0.85rem;
  text-align: right;
  border-bottom: 1px solid var(--border);
}
table.dt th:first-child, table.dt td:first-child {
  text-align: left;
}
table.dt thead th {
  background: var(--bg-elev-2);
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  position: sticky; top: 0;
  border-bottom: 1px solid var(--border-strong);
}
table.dt tbody tr:hover { background: var(--bg-row-hover); }
table.dt tr.today {
  background: var(--bg-row-today);
}
table.dt tr.today td {
  font-weight: 600; color: var(--text);
}
table.dt tr.today td:first-child {
  color: var(--accent-vk-total);
}
table.dt tr.today td:first-child::before {
  content: "● "; color: var(--accent-vk-total);
}
table.dt tr.totals { background: var(--bg-row-totals); }
table.dt tr.totals td {
  font-weight: 600; color: var(--text);
  border-top: 1px solid var(--border-strong);
  border-bottom: none;
  padding-top: 0.7rem; padding-bottom: 0.7rem;
}
table.dt tr.totals td:first-child {
  text-transform: uppercase; letter-spacing: 0.05em;
  font-size: 0.75rem; font-weight: 500;
  color: var(--text-muted);
}
table.dt.t-vk-ads tr.totals td:first-child { color: var(--accent-vk-ads); }
table.dt.t-adblogger tr.totals td:first-child { color: var(--accent-adblogger); }
table.dt.t-vk-total tr.totals td:first-child { color: var(--accent-vk-total); }
table.dt.t-premium tr.totals td:first-child { color: var(--accent-premium); }
table.dt.t-vyalka tr.totals td:first-child { color: var(--accent-vyalka); }
table.dt.t-all tr.totals td:first-child { color: var(--accent-all); }

td.dim { color: var(--text-dim); }
td.muted { color: var(--text-muted); }

/* ========== Charts ========== */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.chart-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.1rem;
  height: 300px;
  display: flex; flex-direction: column;
}
.chart-card.wide { grid-column: 1 / -1; height: 360px; }
.chart-card h3 {
  margin: 0 0 0.6rem;
  font-size: 0.75rem; font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.chart-card canvas { flex: 1; min-height: 0; }
@media (max-width: 900px) {
  .charts-grid { grid-template-columns: 1fr; }
  .chart-card { height: 260px; }
}

/* ========== Login ========== */
.login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; padding: 1rem;
  background: var(--bg);
}
.login-box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  width: 100%; max-width: 360px;
  background: var(--bg-elev);
}
.login-box h1 {
  text-align: center;
  font-size: 1.05rem; font-weight: 600;
  margin: 0 0 1.5rem;
}
.login-box label {
  display: block;
  margin-bottom: 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.login-box input {
  display: block; width: 100%;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.55rem 0.7rem;
  font-size: 0.9rem;
  margin-top: 0.3rem;
  font-family: inherit;
}
.login-box input:focus { outline: none; border-color: var(--accent-vk-total); }
.login-box button {
  width: 100%;
  background: var(--accent-vk-total);
  color: var(--bg);
  border: none;
  border-radius: 5px;
  padding: 0.6rem;
  font-size: 0.9rem; font-weight: 600;
  cursor: pointer;
  margin-top: 0.25rem;
}
.login-box button:hover { background: var(--accent-adblogger); }

.flash-error {
  background: rgba(248, 81, 73, 0.12);
  color: var(--negative);
  padding: 0.55rem 0.8rem;
  border-radius: 5px;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  border: 1px solid rgba(248, 81, 73, 0.3);
}

/* ========== Misc ========== */
.canon-note {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 1.5rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
  line-height: 1.65;
}
.empty-state {
  border: 1px dashed var(--border);
  border-radius: 6px;
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  margin: 1rem 0;
  font-size: 0.9rem;
}
.num-positive { color: var(--positive); }
.num-negative { color: var(--negative); }
.num-muted { color: var(--text-dim); }