/* SwitchPilot Energy Price Tracker — dark theme */

:root {
  --bg:         #0a0a0f;
  --surface:    #12121a;
  --card:       #1a1a26;
  --accent:     #f0c040;
  --accent2:    #40c0f0;
  --accent3:    #f04080;
  --green:      #10B981;
  --purple:     #A855F7;
  --text:       #e8e8f0;
  --muted:      #6868a0;
  --border:     #2a2a40;
  --sp-slate:   #1E293B;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

/* Nav is provided by si-topbar (see /si-nav-theme.css and inline styles in HTML) */

/* ── Layout ── */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1.25rem 1.25rem;
}

/* ── Page hero ── */
.page-hero {
  text-align: center;
  padding: 2rem 0 1.5rem;
}
.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--accent2), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-hero p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ── Controls bar ── */
.controls-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 1.5rem;
}
.select-wrap {
  position: relative;
  flex: 1;
  min-width: 180px;
}
.select-wrap select {
  width: 100%;
  padding: 10px 36px 10px 14px;
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  appearance: none;
  cursor: pointer;
  outline: none;
}
.select-wrap select:focus { border-color: var(--accent2); }
.select-wrap::after {
  content: '▾';
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

/* Day tabs */
.day-tabs {
  display: flex;
  gap: 6px;
}
.day-tab {
  padding: 9px 18px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.day-tab:hover { border-color: var(--accent2); color: var(--text); }
.day-tab.active { background: var(--accent2); color: #000; border-color: var(--accent2); }
.day-tab:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── Stats strip ── */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  text-align: center;
}
.stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 6px;
  font-family: 'Space Mono', monospace;
}
.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
}
.stat-sub {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 4px;
}
.stat-value.green  { color: var(--green); }
.stat-value.amber  { color: var(--accent); }
.stat-value.red    { color: var(--accent3); }
.stat-value.purple { color: var(--purple); }

/* ── Chart card ── */
.chart-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 1.75rem;
}
.chart-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 14px;
  font-family: 'Space Mono', monospace;
}
.chart-wrap {
  position: relative;
  height: 260px;
}
.loading-msg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.9rem;
  gap: 8px;
}
.spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-top-color: var(--accent2);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Section headers ── */
.section-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
  font-family: 'Space Mono', monospace;
  margin-bottom: 14px;
}

/* ── Appliance scheduler ── */
.scheduler-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 1.75rem;
}

.appliance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}
.appliance-btn {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 14px 8px 10px;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
}
.appliance-btn:hover { border-color: var(--accent2); }
.appliance-btn.active { border-color: var(--accent2); background: rgba(64,192,240,0.12); }
.appliance-icon { font-size: 1.8rem; display: block; margin-bottom: 6px; }
.appliance-label { font-size: 0.72rem; font-weight: 600; display: block; color: var(--muted); }
.appliance-btn.active .appliance-label { color: var(--accent2); }

.scheduler-controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
  margin-bottom: 18px;
}
.ctrl-group { display: flex; flex-direction: column; gap: 6px; min-width: 140px; flex: 1; }
.ctrl-label { font-size: 0.75rem; color: var(--muted); }
.ctrl-group select, .ctrl-group input {
  padding: 9px 12px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  outline: none;
}
.ctrl-group select:focus, .ctrl-group input:focus { border-color: var(--accent2); }
.ctrl-group input[type=number] { -moz-appearance: textfield; }
.ctrl-group input[type=number]::-webkit-outer-spin-button,
.ctrl-group input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; }

/* ── Window results ── */
.windows-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.windows-table th {
  text-align: left;
  padding: 8px 10px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  font-family: 'Space Mono', monospace;
}
.windows-table td {
  padding: 11px 10px;
  border-bottom: 1px solid rgba(42,42,64,0.5);
  vertical-align: middle;
}
.windows-table tr:last-child td { border-bottom: none; }
.windows-table tr.best-row td { background: rgba(16,185,129,0.06); }
.badge-best {
  display: inline-block;
  font-size: 0.65rem;
  background: var(--green);
  color: #000;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
  margin-left: 6px;
  vertical-align: middle;
}
.saving-pill {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}
.saving-pill.save { background: rgba(16,185,129,0.15); color: var(--green); }
.saving-pill.cost { background: rgba(240,64,128,0.12); color: var(--accent3); }
.no-windows { color: var(--muted); font-size: 0.875rem; padding: 16px 0; text-align: center; }

/* ── Footer ── */
.page-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  line-height: 1.8;
}
.page-footer a { color: var(--accent2); text-decoration: none; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .container { padding: 1.5rem 1rem 3rem; }
  .stats-strip { grid-template-columns: 1fr 1fr; }
  .stats-strip .stat-card:last-child { grid-column: 1 / -1; }
  .top-nav { padding: 0.85rem 1rem; }
  .chart-wrap { height: 210px; }
  .appliance-grid { grid-template-columns: repeat(3, 1fr); }
  .windows-table { font-size: 0.8rem; }
  .windows-table th, .windows-table td { padding: 8px 6px; }
}