:root {
  --bg: #0f1115;
  --card-bg: #171a21;
  --border: #2a2e38;
  --text: #e8eaed;
  --muted: #9aa0ac;
  --accent: #4fd1a5;
  --accent-dark: #2fae85;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.brand {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
}

.logout-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}

.auth-card {
  max-width: 380px;
  margin: 40px auto;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 12px 0 4px;
}

input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
}

button {
  margin-top: 18px;
  width: 100%;
  padding: 12px;
  background: var(--accent);
  border: none;
  border-radius: 8px;
  color: #06231a;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
}

button:hover { background: var(--accent-dark); }

.muted { color: var(--muted); font-size: 0.9rem; }

.flash {
  background: #3a2020;
  border: 1px solid #5a2e2e;
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 16px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label { color: var(--muted); font-size: 0.85rem; }
.stat-value { font-size: 1.6rem; font-weight: 700; color: var(--accent); }

.two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  text-align: left;
  padding: 6px 4px;
  border-bottom: 1px solid var(--border);
}

th { color: var(--muted); font-weight: 500; }

.home-switcher {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.home-switcher a {
  color: var(--muted);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.85rem;
}

.home-switcher a.active {
  color: var(--accent);
  border-color: var(--accent);
}

.add-home { color: var(--accent) !important; }

.edit-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.85rem;
}

.hint {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  margin-top: 2px;
}

button.danger {
  background: transparent;
  border: 1px solid #a24444;
  color: #e08080;
  margin-top: 10px;
}

button.danger:hover { background: #2a1616; }

/* Native date/time picker icons render dark-on-dark on this theme by
   default — invert them so they're visible. */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(0.85);
  cursor: pointer;
}

.recommendation-card .stat-value {
  font-size: 2rem;
  color: var(--accent);
  margin: 4px 0;
}

.inline-form {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.inline-input-row {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.inline-input-row input {
  flex: 1;
}

.inline-input-row button {
  width: auto;
  margin-top: 0;
  padding: 10px 18px;
  white-space: nowrap;
}

.kwh-preview {
  margin: 6px 0 0;
  font-size: 0.9rem;
  color: var(--accent);
}

.onboarding-card { max-width: 480px; }

.onboarding-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.onboarding-table th, .onboarding-table td {
  text-align: left;
  padding: 6px 4px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}

.onboarding-skip {
  text-align: center;
  margin-top: 16px;
}

.onboarding-skip a {
  color: var(--accent);
  text-decoration: none;
}

.field-hint {
  margin: 4px 0 0;
  font-size: 0.8rem;
  color: var(--accent);
  min-height: 1em;
}

.field-hint-error {
  color: #e08080;
}

.password-field {
  position: relative;
}

.password-field input {
  padding-right: 60px;
}

.toggle-password {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: auto;
  margin-top: 0;
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
}

.toggle-password:hover {
  background: var(--bg);
  color: var(--text);
}

.optional-tag {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.8rem;
}