/* ── Reset & Variables ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #080f1a;
  --card:     #0d1829;
  --border:   rgba(6, 182, 212, 0.13);
  --border-h: rgba(6, 182, 212, 0.35);
  --text:     #e2e8f0;
  --muted:    #64748b;
  --muted2:   #475569;
  --accent:   #06b6d4;   /* cyan */
  --accent2:  #0284c7;   /* blue */
  --glow:     rgba(6, 182, 212, 0.18);
  --up:       #f59e0b;   /* amber — scale up */
  --down:     #3b82f6;   /* blue  — scale down */
  --ok:       #10b981;   /* green — maintain */
  --up-bg:    rgba(245, 158, 11, 0.08);
  --down-bg:  rgba(59, 130, 246, 0.08);
  --ok-bg:    rgba(16, 185, 129, 0.08);
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: radial-gradient(rgba(6,182,212,0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.header {
  border-bottom: 1px solid var(--border);
  background: rgba(8,15,26,0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1300px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 1rem; }

.logo-icon {
  font-size: 2rem;
  filter: drop-shadow(0 0 12px rgba(6,182,212,0.6));
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, #67e8f9, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-sub { font-size: .78rem; color: var(--muted); margin-top: .1rem; }

.badges { display: flex; gap: .5rem; flex-wrap: wrap; }

.badge {
  font-size: .68rem;
  padding: .2rem .65rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--muted);
  letter-spacing: .02em;
}

/* ── Main Container ──────────────────────────────────────────────────────── */
.main {
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
  padding: 1.75rem 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.5rem;
}

.panel-title {
  font-size: .9rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1rem;
}

/* ── Controls Bar ────────────────────────────────────────────────────────── */
.controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.5rem;
}

.controls-left { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

.control-group { display: flex; flex-direction: column; gap: .3rem; }

.ctrl-label { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }

.ctrl-select {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  font-family: inherit;
  font-size: .875rem;
  padding: .45rem .75rem;
  cursor: pointer;
  outline: none;
  transition: border-color .2s;
  min-width: 130px;
}

.ctrl-select:focus { border-color: var(--border-h); }

.forecast-btn {
  align-self: flex-end;
  padding: .55rem 1.25rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: none;
  border-radius: 9px;
  color: #fff;
  font-family: inherit;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
  box-shadow: 0 3px 14px rgba(6,182,212,0.3);
}

.forecast-btn:hover { transform: translateY(-1px); box-shadow: 0 5px 20px rgba(6,182,212,0.45); }

.current-time-badge {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .82rem;
  color: var(--muted);
  padding: .4rem .9rem;
  border: 1px solid var(--border);
  border-radius: 100px;
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--ok);
}

.dot.pulse { animation: pulse 2s infinite; }

@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  50%      { box-shadow: 0 0 0 5px rgba(16,185,129,0); }
}

/* ── Stats Row ───────────────────────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color .2s;
}

.stat-card:hover { border-color: var(--border-h); }

.stat-icon { font-size: 1.75rem; }

.stat-value {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat-label { font-size: .75rem; color: var(--muted); margin-top: .2rem; }

/* ── Chart Panel ─────────────────────────────────────────────────────────── */
.chart-panel { padding: 1.5rem; }

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.chart-legend {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: .78rem;
  color: var(--muted);
}

.legend-dot {
  display: inline-block;
  width: 24px; height: 3px;
  border-radius: 2px;
  margin-right: .35rem;
}

.legend-dot.hist { background: var(--accent); }
.legend-dot.fore { background: var(--up); border-top: 2px dashed var(--up); height: 0; }

.chart-wrap { position: relative; height: 300px; }

.chart-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  color: var(--muted);
  font-size: .875rem;
  background: var(--card);
  border-radius: 10px;
}

/* ── Bottom Row ──────────────────────────────────────────────────────────── */
.bottom-row {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.25rem;
}

/* ── Recommendation Card ─────────────────────────────────────────────────── */
.recommendation-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: .75rem;
  min-height: 160px;
  transition: all .3s;
}

.recommendation-card.action-scale_up   { border-color: rgba(245,158,11,0.4); background: var(--up-bg); }
.recommendation-card.action-scale_down { border-color: rgba(59,130,246,0.4); background: var(--down-bg); }
.recommendation-card.action-maintain   { border-color: rgba(16,185,129,0.4); background: var(--ok-bg); }

.rec-icon { font-size: 2.5rem; }
.rec-title { font-size: 1rem; font-weight: 700; }
.rec-detail { font-size: .82rem; color: var(--muted); margin-top: .2rem; line-height: 1.5; }

.action-scale_up   .rec-title { color: var(--up); }
.action-scale_down .rec-title { color: var(--down); }
.action-maintain   .rec-title { color: var(--ok); }

/* ── Forecast Table ──────────────────────────────────────────────────────── */
.table-panel { overflow-x: auto; }

.forecast-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
}

.forecast-table th {
  text-align: left;
  padding: .6rem 1rem;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.forecast-table td {
  padding: .7rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.forecast-table tbody tr:hover { background: rgba(255,255,255,0.02); }

.action-pill {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .72rem;
  font-weight: 600;
  padding: .2rem .6rem;
  border-radius: 100px;
}

.pill-up   { background: var(--up-bg);   color: var(--up); }
.pill-down { background: var(--down-bg); color: var(--down); }
.pill-ok   { background: var(--ok-bg);   color: var(--ok); }

.loading-row { text-align: center; color: var(--muted); padding: 1.5rem; }

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner-lg {
  width: 32px; height: 32px;
  border: 3px solid rgba(6,182,212,0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 1rem 2rem;
  color: var(--muted2);
  font-size: .75rem;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .bottom-row { grid-template-columns: 1fr; }
  .stats-row  { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .stats-row { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; gap: .75rem; }
  .chart-wrap { height: 220px; }
}