/* =============================================
   HYDROSENSE — Statistics Page
   ============================================= */

/* ── Wrapper ───────────────────────────────── */
.st-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 40px 80px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* ── Header ────────────────────────────────── */
.st-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.st-title { font-size: clamp(1.4rem,2.5vw,2rem); letter-spacing:-.02em; margin-top:4px; }
.st-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

/* ── Period bar ─────────────────────────────── */
.st-period-bar {
  display: flex;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(82,183,136,0.12);
  border-radius: 99px;
  padding: 4px;
  gap: 2px;
}
.st-period-btn {
  padding: 6px 18px;
  border: none;
  border-radius: 99px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s ease;
  white-space: nowrap;
}
.st-period-btn:hover { color: var(--off-white); }
.st-period-btn.active {
  background: rgba(82,183,136,0.2);
  color: var(--green-lime);
  box-shadow: 0 0 12px rgba(82,183,136,0.15);
}

/* ── Custom range ───────────────────────────── */
.st-custom-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.st-date-input {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(82,183,136,0.15);
  border-radius: var(--radius-sm);
  color: var(--off-white);
  font-family: var(--font-body);
  font-size: .82rem;
  padding: 7px 10px;
  transition: border-color .2s;
}
.st-date-input:focus { outline: none; border-color: var(--green-lime); }

/* ── KPI Grid ──────────────────────────────── */
.st-kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media(max-width:1000px){ .st-kpi-grid { grid-template-columns: repeat(2,1fr); } }
@media(max-width:600px) { .st-kpi-grid { grid-template-columns: 1fr; } }

.st-kpi-card {
  padding: 18px 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform .2s, border-color .2s;
  cursor: default;
}
.st-kpi-card:hover { transform: translateY(-2px); border-color: rgba(82,183,136,0.3); }

.st-kpi-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}
.st-kpi-label {
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  display: block;
}
.st-kpi-unit {
  font-size: .68rem;
  color: rgba(139,169,154,0.5);
  font-family: var(--font-display);
}
.st-kpi-status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 4px;
}

.st-kpi-value-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}
.st-kpi-value {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--off-white);
  letter-spacing: -.04em;
  line-height: 1;
}
.st-kpi-change {
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 99px;
}
.st-kpi-change--up   { background: rgba(82,183,136,0.15);  color: #52B788; }
.st-kpi-change--down { background: rgba(224,92,92,0.15);   color: #E05C5C; }
.st-kpi-change--flat { background: rgba(139,169,154,0.12); color: var(--muted); }

/* Sparkline */
.st-sparkline {
  display: block;
  width: 100%;
  height: 44px;
  border-radius: 4px;
}

.st-kpi-footer {
  display: flex;
  justify-content: space-between;
  font-size: .68rem;
  color: rgba(139,169,154,0.5);
  font-family: var(--font-display);
}

/* ── Charts row ─────────────────────────────── */
.st-charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media(max-width:900px){ .st-charts-row { grid-template-columns: 1fr; } }

.st-chart-card {
  padding: 20px 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.st-chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.st-chart-title {
  font-family: var(--font-display);
  font-size: .92rem;
  font-weight: 700;
  color: var(--off-white);
}

.st-select {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(82,183,136,0.15);
  border-radius: var(--radius-sm);
  color: var(--off-white);
  font-family: var(--font-display);
  font-size: .76rem;
  padding: 5px 10px;
  cursor: pointer;
  transition: border-color .2s;
}
.st-select:focus { outline: none; border-color: var(--green-lime); }
.st-select option { background: var(--bg-card); }

.st-canvas {
  display: block;
  width: 100%;
  height: 220px;
  border-radius: var(--radius-sm);
}

/* Multi-sensor buttons */
.st-multi-btns {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}
.st-multi-btn {
  padding: 4px 10px;
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: 99px;
  background: transparent;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: .68rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .18s;
}
.st-multi-btn:hover { color: var(--off-white); border-color: rgba(255,255,255,0.2); }
.st-multi-btn.active {
  background: color-mix(in srgb, var(--sc) 20%, transparent);
  border-color: var(--sc);
  color: var(--sc);
}

/* ── Table ─────────────────────────────────── */
.st-table-card { padding: 24px; }
.st-table-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 10px;
}
.st-table-wrap { overflow-x: auto; }
.st-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .84rem;
}
.st-table th {
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 9px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(82,183,136,0.1);
  white-space: nowrap;
}
.st-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(82,183,136,0.06);
  color: var(--off-white);
  white-space: nowrap;
}
.st-table tr:last-child td { border-bottom: none; }
.st-table tr:hover td { background: rgba(82,183,136,0.03); }
.st-table code {
  background: rgba(255,255,255,0.06);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: .76rem;
  color: var(--aqua);
}

/* Change badges in table */
.st-change {
  font-family: var(--font-display);
  font-size: .76rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
}
.st-change--up   { background: rgba(82,183,136,0.12);  color: #52B788; }
.st-change--down { background: rgba(224,92,92,0.12);   color: #E05C5C; }
.st-change--flat { background: rgba(139,169,154,0.1);  color: var(--muted); }

/* ── Responsive ─────────────────────────────── */
@media(max-width:900px){ .st-wrapper { padding: 28px 20px 60px; } }
@media(max-width:600px){ .st-wrapper { padding: 20px 14px 48px; } }