/* Reusable UI components */

.panel-title {
  font-size: 1.3rem;
}
.panel-sub {
  color: var(--ink-60);
  font-size: 0.85rem;
  margin: 0 0 20px;
}

.auth-form, .settings-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--ink-60);
  letter-spacing: 0.03em;
}

.field input,
.field select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--white);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}
:root[data-theme="light"] .field input,
:root[data-theme="light"] .field select {
  background: rgba(10,16,32,0.03);
}

.field input:focus,
.field select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,204,255,0.15);
}

.btn-primary {
  font-family: var(--font-ui);
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
  color: #05070f;
  background: linear-gradient(120deg, var(--cyan), var(--violet));
  border: none;
  border-radius: var(--radius-sm);
  padding: 13px 20px;
  cursor: pointer;
  transition: transform 0.15s var(--ease-out), box-shadow 0.15s var(--ease-out);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,204,255,0.25); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-secondary {
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  color: var(--ink-80);
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  cursor: pointer;
  transition: border-color 0.15s var(--ease-out), color 0.15s var(--ease-out);
}
.btn-secondary:hover { border-color: var(--cyan); color: var(--white); }

.btn-danger {
  color: #ff3d5e;
  background: transparent;
  border: 1px solid rgba(255,61,94,0.4);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  cursor: pointer;
}
.btn-danger:hover { background: rgba(255,61,94,0.1); }

.alert {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  margin-bottom: 16px;
  border: 1px solid transparent;
}
.alert-error { background: rgba(255,61,94,0.1); border-color: rgba(255,61,94,0.35); color: #ff8fa0; }
.alert-success { background: rgba(170,255,0,0.08); border-color: rgba(170,255,0,0.3); color: var(--lime); }
.alert-info { background: rgba(0,204,255,0.08); border-color: rgba(0,204,255,0.3); color: var(--cyan); }

/* Device cards */
.device-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.device-card:hover { border-color: rgba(0,204,255,0.4); }
.device-card.is-offline { opacity: 0.55; }

.device-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.device-name {
  font-family: var(--font-ui);
  font-size: 0.95rem;
  color: var(--white);
  letter-spacing: 0.01em;
}

.device-room {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--ink-40);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--status-off);
  box-shadow: 0 0 0 rgba(0,0,0,0);
  flex-shrink: 0;
  margin-top: 4px;
}
.status-dot.is-on {
  background: var(--status-on);
  box-shadow: 0 0 10px var(--status-on);
}

.device-readout {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--white);
}
.device-readout small {
  font-size: 0.6rem;
  color: var(--ink-40);
  margin-left: 4px;
}

/* Toggle switch */
.toggle {
  position: relative;
  width: 46px;
  height: 26px;
  flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle .track {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s var(--ease-out);
}
.toggle .thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--ink-60);
  transition: transform 0.2s var(--ease-out), background 0.2s var(--ease-out);
}
.toggle input:checked + .track { background: rgba(170,255,0,0.18); border-color: var(--lime); }
.toggle input:checked + .track .thumb { transform: translateX(20px); background: var(--lime); box-shadow: 0 0 8px var(--lime); }
.toggle input:disabled + .track { opacity: 0.5; cursor: not-allowed; }

/* Slider */
.slider-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.slider-row .slider-label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-40);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: rgba(255,255,255,0.1);
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(0,204,255,0.6);
  cursor: pointer;
}
input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(0,204,255,0.6);
  cursor: pointer;
}

.gauge-canvas { width: 100%; height: 70px; display: block; }

/* Modal (control panel) */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2,4,10,0.65);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}
.modal-panel {
  width: 100%;
  max-width: 460px;
  padding: 26px;
  max-height: 86vh;
  overflow-y: auto;
}
.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}
.modal-close {
  background: none;
  border: none;
  color: var(--ink-60);
  font-size: 1.3rem;
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover { color: var(--white); }

.dp-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--glass-border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-60);
}
.dp-row .dp-value { color: var(--ink-100); }

/* Category color dots reused across cards / 3D legend */
.dot-switch { color: var(--cyan); }
.dot-light { color: var(--amber); }
.dot-temp_humidity_sensor { color: var(--lime); }
.dot-valve { color: var(--violet); }
.dot-generic { color: var(--ink-40); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-40);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--ink-40);
  font-family: var(--font-crimson);
  font-style: italic;
  font-size: 1.05rem;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--glass-border);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.icon-btn {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--ink-60);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}
.icon-btn:hover { color: var(--white); border-color: var(--cyan); }