:root {
  --bg0: #0e1412;
  --bg1: #15201c;
  --bg2: #1c2b25;
  --line: #2a3d35;
  --text: #e7f0eb;
  --muted: #8aa398;
  --accent: #2ec4a2;
  --accent-dim: #1a7a64;
  --warn: #e0a45c;
  --danger: #d96b6b;
  --font: "Sora", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% -10%, #1a3a30 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #243028 0%, transparent 50%),
    linear-gradient(180deg, var(--bg0), #0a100e 80%);
}

.brand {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}
h1 { margin: 0.15rem 0 0; font-size: 1.55rem; font-weight: 700; }
h2 { margin: 0; font-size: 1.05rem; }

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  padding: 1.4rem 1.5rem 0.8rem;
}
.top-actions { display: flex; align-items: center; gap: 0.75rem; }
.user { color: var(--muted); font-size: 0.9rem; font-family: var(--mono); }

.sticky-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
}

.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem 1rem;
  padding: 0.75rem 1.5rem 1rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg1) 88%, transparent);
}
.filters label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
input, select, button {
  font: inherit;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--bg2);
  color: var(--text);
  padding: 0.55rem 0.7rem;
}
button {
  background: var(--accent);
  color: #04140f;
  border-color: transparent;
  font-weight: 600;
  cursor: pointer;
}
button:hover { filter: brightness(1.05); }
button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: none;
}
button.ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
  font-weight: 500;
}
.filter-btns { display: flex; align-items: end; gap: 0.45rem; flex-wrap: wrap; }
.presets button { padding: 0.45rem 0.55rem; font-size: 0.85rem; }

.nav-time {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding: 0.65rem 1.5rem;
  border-bottom: 1px solid var(--line);
}
.nav-sep {
  width: 1px;
  height: 1.4rem;
  background: var(--line);
  margin: 0 0.25rem;
}
.nav-hint {
  margin-left: auto;
  max-width: 28rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  padding: 1rem 1.5rem 0.35rem;
}
.stats-range {
  grid-template-columns: repeat(5, 1fr);
  padding-top: 0.35rem;
  padding-bottom: 1rem;
}
.stats > div {
  padding: 0.85rem 1rem;
  border-left: 3px solid var(--accent-dim);
  background: linear-gradient(90deg, var(--bg1), transparent);
}
.stats-range > div { border-left-color: var(--warn); }
.stats .k {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}
.stats strong { font-size: 1.05rem; font-family: var(--mono); font-weight: 500; }

.chart-wrap, .table-wrap {
  margin: 0 1.5rem 1.25rem;
  padding: 1rem 1.1rem 1.2rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg1) 90%, #000);
}
.chart-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.hint { margin: 0; color: var(--muted); font-size: 0.85rem; }
.export, .pager { display: flex; gap: 0.4rem; align-items: center; }

.chart-box {
  position: relative;
  height: min(420px, 55vh);
  cursor: grab;
}
.chart-box:active { cursor: grabbing; }

.table-scroll { overflow: auto; max-height: 380px; }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td {
  text-align: left;
  padding: 0.5rem 0.55rem;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th {
  position: sticky;
  top: 0;
  background: var(--bg2);
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
td { font-family: var(--mono); font-size: 0.8rem; }
tbody tr:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }

.foot {
  padding: 0.5rem 1.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.8rem;
}
.foot code {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 0.75rem;
}

.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.auth-card {
  width: min(400px, 100%);
  padding: 1.75rem 1.5rem 1.5rem;
  border: 1px solid var(--line);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--accent) 12%, var(--bg1)), var(--bg1));
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.auth-card .sub { color: var(--muted); margin: 0.4rem 0 1.2rem; }
.auth-card form { display: grid; gap: 0.85rem; }
.auth-card label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.auth-card button { margin-top: 0.35rem; width: 100%; }
.err {
  background: color-mix(in srgb, var(--danger) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 45%, transparent);
  color: #ffd4d4;
  padding: 0.55rem 0.7rem;
  border-radius: 6px;
  margin: 0 0 0.5rem;
}

@media (max-width: 1100px) {
  .stats-range { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .nav-hint { margin-left: 0; width: 100%; }
}
@media (max-width: 720px) {
  .stats, .stats-range { grid-template-columns: 1fr; }
  .top { flex-direction: column; align-items: flex-start; }
  .chart-box { height: 280px; }
}

.btn {
  display: inline-block;
  text-decoration: none;
  padding: 0.55rem 0.7rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--text);
}
.pad { margin: 1rem 1.5rem; }