/* ═══════════════════════════════════════════════════════════════
   Smart Mirror — Dashboard Stylesheet
   Aesthetic: deep void black, razor-thin glass panels, cold white
   typography, neon frost accents. Designed to read on a mirror.
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@200;300;400;600&family=Share+Tech+Mono&display=swap');

/* ── Design tokens ─────────────────────────────────────────────── */
:root {
  --void:        #000000;
  --glass:       rgba(255,255,255,.032);
  --glass-edge:  rgba(255,255,255,.07);
  --glass-hover: rgba(255,255,255,.055);

  --frost:       #e8f4ff;           /* primary text   */
  --frost-dim:   rgba(232,244,255,.35);
  --frost-ghost: rgba(232,244,255,.14);

  --ice:         #a8d8f0;           /* accent — cool blue  */
  --ice-glow:    rgba(168,216,240,.22);

  --danger:      #ff6b6b;
  --danger-glow: rgba(255,107,107,.2);
  --warn:        #ffd166;
  --warn-glow:   rgba(255,209,102,.18);
  --ok:          #6bffc4;
  --ok-glow:     rgba(107,255,196,.18);

  --font-ui:     'Outfit', sans-serif;
  --font-mono:   'Share Tech Mono', monospace;

  --r:           8px;               /* border-radius */
  --gap:         18px;
}

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

html, body {
  width: 100%; min-height: 100vh;
  background: var(--void);
  color: var(--frost);
  font-family: var(--font-ui);
  font-weight: 300;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Subtle vignette to simulate mirror depth */
body::after {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(ellipse 140% 100% at 50% 0%,
    transparent 40%,
    rgba(0,0,0,.55) 100%);
}

/* Very faint horizontal scanlines — mirror CRT ghost */
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(255,255,255,.008) 3px,
    rgba(255,255,255,.008) 4px
  );
}

/* ── Layout wrapper ────────────────────────────────────────────── */
.mirror-layout {
  position: relative; z-index: 2;
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  padding: var(--gap);
  gap: var(--gap);
}

/* ── Glass panel primitive ─────────────────────────────────────── */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  border-radius: var(--r);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition: border-color .35s, background .35s;
}
.glass:hover { background: var(--glass-hover); }

/* ── Header bar ────────────────────────────────────────────────── */
.mirror-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
}

.mirror-title {
  font-size: .65rem;
  font-weight: 400;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--frost-dim);
}

/* Clock widget — large, centred */
.mirror-clock {
  text-align: center;
  flex: 1;
}
.clock-time {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 200;
  letter-spacing: .06em;
  color: var(--frost);
  line-height: 1;
  text-shadow: 0 0 40px rgba(232,244,255,.18);
}
.clock-date {
  font-size: .7rem;
  font-weight: 300;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--frost-dim);
  margin-top: 5px;
}

/* Connection indicator */
.conn-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--frost-ghost);
  transition: color .4s;
}
.conn-badge.ok  { color: var(--ok); }
.conn-badge.err { color: var(--danger); }

.conn-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--frost-ghost);
  transition: background .4s, box-shadow .4s;
  flex-shrink: 0;
}
.conn-badge.ok  .conn-dot { background: var(--ok);     box-shadow: 0 0 8px var(--ok); }
.conn-badge.err .conn-dot { background: var(--danger);  box-shadow: 0 0 8px var(--danger); }

/* ── Main content grid ─────────────────────────────────────────── */
.mirror-body {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto auto;
  gap: var(--gap);
}

/* ── Sensor tiles ──────────────────────────────────────────────── */
.sensor-tile {
  padding: 20px 22px 18px;
  position: relative;
  overflow: hidden;
}
.sensor-tile::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ice), transparent);
  opacity: .25;
  transition: opacity .4s;
}
.sensor-tile.breach-high::before { background: linear-gradient(90deg,transparent,var(--danger),transparent); opacity:.7; }
.sensor-tile.breach-low::before  { background: linear-gradient(90deg,transparent,var(--warn),  transparent); opacity:.7; }

.sensor-tile.breach-high { border-color: rgba(255,107,107,.25); }
.sensor-tile.breach-low  { border-color: rgba(255,209,102,.22); }

.sensor-label {
  font-size: .58rem;
  font-weight: 400;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--frost-ghost);
  margin-bottom: 10px;
}
.sensor-value {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 400;
  color: var(--frost);
  line-height: 1;
  transition: color .4s, text-shadow .4s;
}
.sensor-tile.breach-high .sensor-value {
  color: var(--danger);
  text-shadow: 0 0 20px var(--danger-glow);
}
.sensor-tile.breach-low .sensor-value {
  color: var(--warn);
  text-shadow: 0 0 20px var(--warn-glow);
}
.sensor-threshold {
  font-family: var(--font-mono);
  font-size: .6rem;
  color: var(--frost-ghost);
  margin-top: 8px;
}
.sensor-alert-badge {
  display: inline-block;
  margin-top: 8px;
  font-size: .52rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
  background: rgba(255,107,107,.12);
  color: var(--danger);
  border: 1px solid rgba(255,107,107,.2);
}
.sensor-alert-badge.low {
  background: rgba(255,209,102,.1);
  color: var(--warn);
  border-color: rgba(255,209,102,.2);
}

/* ── Stat row (small cards) ────────────────────────────────────── */
.stat-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}
.stat-card {
  padding: 16px 18px;
}
.stat-label {
  font-size: .55rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--frost-ghost);
  margin-bottom: 8px;
}
.stat-value {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  color: var(--frost);
  line-height: 1;
}
.stat-value.red { color: var(--danger); }
.stat-sub {
  font-size: .58rem;
  color: var(--frost-ghost);
  margin-top: 5px;
  font-family: var(--font-mono);
}

/* ── Chart panel ───────────────────────────────────────────────── */
.chart-panel {
  grid-column: 1 / 3;
  padding: 18px 20px;
}
.panel-label {
  font-size: .56rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--frost-ghost);
  margin-bottom: 12px;
}
#chart { display: block; width: 100%; }

/* ── Log / Alert panel ─────────────────────────────────────────── */
.log-panel {
  grid-column: 3 / 4;
  padding: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tab-bar {
  display: flex;
  border-bottom: 1px solid var(--glass-edge);
  flex-shrink: 0;
}
.tab {
  flex: 1;
  padding: 11px 14px;
  font-size: .56rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--frost-ghost);
  cursor: pointer;
  text-align: center;
  transition: color .2s, background .2s;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab:hover  { color: var(--frost-dim); }
.tab.active { color: var(--ice); border-bottom-color: var(--ice); }

.tab-body {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: .62rem;
}
.tab-body::-webkit-scrollbar { width: 3px; }
.tab-body::-webkit-scrollbar-thumb { background: var(--glass-edge); border-radius: 2px; }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

.log-entry {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
  animation: slideIn .2s ease;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: none; }
}
.log-ts  { color: var(--frost-ghost); flex-shrink: 0; }
.log-raw { color: var(--frost-dim); flex: 1; word-break: break-all; }
.log-num { color: var(--ice); flex-shrink: 0; }

.alert-entry {
  display: flex;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
  align-items: flex-start;
  animation: slideIn .2s ease;
}
.alert-icon { color: var(--danger); flex-shrink: 0; }
.alert-ts   { color: var(--frost-ghost); flex-shrink: 0; }
.alert-msg  { color: var(--frost-dim); flex: 1; }

.alert-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--danger);
  color: #000;
  font-size: .5rem;
  margin-left: 5px;
  vertical-align: middle;
  display: none;
}
.alert-badge.visible { display: inline-flex; }

/* ── Footer ────────────────────────────────────────────────────── */
.mirror-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 22px;
  font-size: .55rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--frost-ghost);
}

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .mirror-body {
    grid-template-columns: 1fr 1fr;
  }
  .stat-row  { grid-template-columns: 1fr 1fr; }
  .chart-panel { grid-column: 1 / -1; }
  .log-panel   { grid-column: 1 / -1; min-height: 220px; }
}
@media (max-width: 560px) {
  .mirror-body { grid-template-columns: 1fr; }
  .stat-row    { grid-template-columns: 1fr 1fr; }
  .clock-time  { font-size: 2.2rem; }
}