:root {
  --orange: #ff6d00;
  --orange-dim: #c45200;
  --blue:   #29b6f6;
  --green:  #4caf50;
  --bg:     #080b10;
  --bg2:    #0d1117;
  --bg3:    #131922;
  --border: #1e2a3a;
  --text:   #cdd9e5;
  --muted:  #6e7f93;
}

/* Thème clair (jour) — bascule automatique via data-theme sur <html>, voir lib/theme.php. */
[data-theme="light"] {
  --orange: #e65100;
  --orange-dim: #ff9a52;
  --blue:   #0288d1;
  --green:  #2e7d32;
  --bg:     #eef1f6;
  --bg2:    #ffffff;
  --bg3:    #e4e9f0;
  --border: #ccd5e0;
  --text:   #1c2530;
  --muted:  #5c6b7a;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
}

header {
  padding: 24px 20px 12px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

header h1 {
  color: var(--orange);
  font-size: 1.6rem;
  font-weight: 600;
}

header p {
  color: var(--muted);
  margin-top: 4px;
  font-size: 0.9rem;
}

.logout-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.8rem;
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
}

.logout-link:hover {
  color: var(--orange);
  border-color: var(--orange);
}

.login-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.2rem 2rem;
  width: 100%;
  max-width: 360px;
  margin: 60px auto 0;
}

.login-card label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.login-card input {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1.1rem;
  outline: none;
}

.login-card input:focus {
  border-color: var(--orange);
}

.login-btn {
  width: 100%;
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.8rem;
  cursor: pointer;
}

.login-btn:hover {
  background: #ff8f00;
}

.login-error {
  background: rgba(255, 80, 80, 0.1);
  border: 1px solid rgba(255, 80, 80, 0.3);
  border-radius: 7px;
  color: #ff6b6b;
  font-size: 0.85rem;
  padding: 0.7rem 1rem;
  margin-bottom: 1.1rem;
}

main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.totals-row {
  display: flex;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

a.total {
  display: block;
  flex: 1 1 220px;
  text-align: center;
  padding: 12px;
  color: inherit;
  text-decoration: none;
  border-radius: 12px;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.15s ease;
}

a.total:hover,
a.total:focus-visible {
  background: var(--bg2);
}

a.total.house .value { color: var(--blue); }
a.total.cost .value { color: var(--green); }

.grafana-hint {
  display: block;
  margin-top: 4px;
  font-size: 0.7rem;
  letter-spacing: normal;
  text-transform: none;
  color: var(--orange-dim);
  opacity: 0;
  transition: opacity 0.15s ease;
}

.total:hover .grafana-hint {
  opacity: 1;
}

.total .value {
  font-size: 3rem;
  font-weight: 700;
  color: var(--orange);
}

.total .label {
  color: var(--muted);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  align-items: stretch;
  margin-bottom: 28px;
}

a.card {
  display: flex;
  flex-direction: column;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  color: inherit;
  text-decoration: none;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

a.card:hover,
a.card:focus-visible {
  border-color: var(--orange-dim);
  transform: translateY(-2px);
}

a.card.house {
  border-color: var(--orange-dim);
  background: linear-gradient(180deg, rgba(255, 109, 0, 0.08), var(--bg2) 60%);
}

a.card.house .power { color: var(--orange); }

.card .name {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.4em;
  line-height: 1.2em;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text);
}

.card .power {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--blue);
}

.card .power small { font-size: 1rem; color: var(--muted); }

.card .energy {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.85rem;
}

.card.off .power { color: var(--muted); }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 60px 20px;
  line-height: 1.6;
}

.links {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.links a {
  color: var(--bg);
  background: var(--orange);
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

.links a.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

footer {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 20px 16px;
}

footer span {
  flex: 1;
  text-align: center;
}

footer .logout-link {
  margin-left: auto;
}

@media (max-width: 480px) {
  .card .name {
    text-align: center;
  }
}

.grafana-panel {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-top: 28px;
}

.grafana-panel .panel-title {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
}

.grafana-panel iframe {
  width: 100%;
  height: 300px;
  border: none;
  border-radius: 8px;
  display: block;
}

@media (max-width: 600px) {
  .grafana-panel iframe { height: 220px; }
}