:root {
  --bg-deep: #0a0e14;
  --bg-surface: #121820;
  --bg-elevated: #1a2230;
  --bg-hover: #222c3c;
  --border: #2a3548;
  --text-primary: #e8edf5;
  --text-secondary: #8b9bb4;
  --text-muted: #5c6b82;
  --accent: #00e5a0;
  --accent-dim: #00b87d;
  --accent-glow: rgba(0, 229, 160, 0.15);
  --danger: #ff5c6a;
  --danger-dim: #cc3d4a;
  --success: #00e5a0;
  --warning: #ffb020;
  --info: #4dabf7;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --font: "DM Sans", system-ui, sans-serif;
  --transition: 0.2s ease;
}

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

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 229, 160, 0.08), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(0, 100, 200, 0.05), transparent);
  pointer-events: none;
  z-index: 0;
}

.app {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

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

.header__icon {
  width: 48px;
  height: 48px;
  background: var(--accent-glow);
  border: 1px solid rgba(0, 229, 160, 0.3);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.header__icon svg {
  width: 24px;
  height: 24px;
}

.header h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header__subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.header__actions {
  display: flex;
  gap: 0.5rem;
}

.header__logout {
  display: flex;
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg-deep);
}

.btn--primary:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}

.btn--ghost {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn--success {
  background: rgba(0, 229, 160, 0.15);
  color: var(--accent);
  border: 1px solid rgba(0, 229, 160, 0.3);
}

.btn--success:hover {
  background: rgba(0, 229, 160, 0.25);
}

.btn--danger {
  background: rgba(255, 92, 106, 0.15);
  color: var(--danger);
  border: 1px solid rgba(255, 92, 106, 0.3);
}

.btn--danger:hover {
  background: rgba(255, 92, 106, 0.25);
}

.btn--sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
}

.btn--icon {
  padding: 0.5rem;
}

.status-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.status-card__indicator {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: all var(--transition);
}

.status-card__indicator.charging {
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2s infinite;
}

.status-card__indicator.connected {
  background: var(--info);
}

.status-card__indicator.blocked {
  background: var(--warning);
}

.status-card__indicator.disconnected {
  background: var(--text-muted);
}

.status-card__indicator.waiting,
.status-card__indicator.stopping {
  background: var(--warning);
  box-shadow: 0 0 12px var(--warning);
  animation: pulse 1.2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-card__content {
  flex: 1;
  min-width: 180px;
}

.status-card__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.status-card__state {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0.15rem 0 0.5rem;
}

.status-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.status-card__controls {
  display: flex;
  gap: 0.5rem;
}

.battery-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.battery-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.battery-card__header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.battery-card__title-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.battery-card__title-row .toggle {
  color: var(--text-secondary);
}

.energy-readout,
#energy-limit-body {
  transition: opacity var(--transition), filter var(--transition);
}

#energy-card.is-disabled .energy-readout,
#energy-card.is-disabled #energy-limit-body {
  opacity: 0.38;
  filter: grayscale(0.35);
}

#energy-card.is-disabled #energy-limit-body {
  pointer-events: none;
}

#energy-card.is-disabled .battery-bar__fill {
  background: var(--text-muted);
}

.battery-controls__field input[type="number"]:disabled {
  cursor: not-allowed;
}

.battery-controls__field input[type="number"]:read-only {
  cursor: default;
}

#energy-card:not(.energy-mode-percent) .energy-mode-percent-only {
  display: none;
}

.segmented {
  display: inline-flex;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  overflow: hidden;
}

.segmented__option {
  position: relative;
  cursor: pointer;
}

.segmented__option input {
  position: absolute;
  inset: 0;
  opacity: 0;
  margin: 0;
  cursor: pointer;
}

.segmented__option span {
  display: block;
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background var(--transition), color var(--transition);
}

.segmented__option:not(:last-child) span {
  border-right: 1px solid var(--border);
}

.segmented__option:hover span {
  color: var(--text-primary);
}

.segmented__option input:checked + span {
  background: var(--accent-glow);
  color: var(--accent);
}

.segmented__option input:focus-visible + span {
  box-shadow: inset 0 0 0 2px var(--accent);
}

.segmented__option input:disabled {
  cursor: not-allowed;
}

.battery-card__sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.battery-card__header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.battery-card__notice {
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 0.5rem 0;
}

.energy-readout {
  text-align: right;
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.energy-readout__value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.energy-readout__unit {
  margin-left: 0.25rem;
}

.battery-readout {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.battery-readout__soc {
  display: flex;
  align-items: baseline;
  gap: 0.15rem;
  color: var(--accent);
}

.battery-readout__value {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.battery-readout__unit {
  font-size: 1.25rem;
  font-weight: 600;
}

.battery-readout__meta {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: right;
}

.battery-readout__updated {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.battery-readout__updated--error {
  color: var(--danger);
}

.battery-readout__updated--stale {
  color: var(--warning);
}

.battery-bar {
  position: relative;
  height: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.battery-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
  border-radius: 999px;
  transition: width 0.4s ease;
}

.battery-bar__target {
  position: absolute;
  top: -3px;
  bottom: -3px;
  width: 2px;
  background: var(--warning);
  transform: translateX(-1px);
}

.battery-controls {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
}

.battery-controls__save {
  margin-left: auto;
}

.battery-controls__field {
  margin-bottom: 0;
  min-width: 140px;
  width: 150px;
}

.battery-controls__field input[type="number"] {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.battery-controls__field input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
}

.battery-controls__toggle {
  flex: 1;
  min-width: 160px;
  padding-bottom: 0.65rem;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.panel__header h3 {
  font-size: 0.95rem;
  font-weight: 600;
}

.schedule-list,
.log-list {
  max-height: 420px;
  overflow-y: auto;
}

.schedule-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.schedule-item:last-child {
  border-bottom: none;
}

.schedule-item:hover {
  background: var(--bg-hover);
}

.schedule-item.disabled {
  opacity: 0.45;
}

.schedule-item__time {
  font-size: 1.1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 4.5rem;
  color: var(--accent);
}

.schedule-item__info {
  flex: 1;
  min-width: 0;
}

.schedule-item__name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.schedule-item__meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

.schedule-item__badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.schedule-item__badge--stop {
  background: rgba(255, 92, 106, 0.15);
  color: var(--danger);
}

.schedule-item__badge--start {
  background: rgba(0, 229, 160, 0.15);
  color: var(--accent);
}

.schedule-item__actions {
  display: flex;
  gap: 0.25rem;
}

.log-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.log-item:last-child {
  border-bottom: none;
}

.log-item__icon {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 0.45rem;
  flex-shrink: 0;
}

.log-item__icon.success { background: var(--success); }
.log-item__icon.failure { background: var(--danger); }

.log-item__text {
  flex: 1;
}

.log-item__time {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.empty-state {
  padding: 2.5rem 1.25rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-secondary);
  user-select: none;
}

.toggle--block {
  display: flex;
}

.toggle input {
  appearance: none;
  width: 40px;
  height: 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 11px;
  position: relative;
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}

.toggle input::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: all var(--transition);
}

.toggle input:checked {
  background: var(--accent-glow);
  border-color: var(--accent);
}

.toggle input:checked::after {
  left: 20px;
  background: var(--accent);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

.modal.open {
  opacity: 1;
  visibility: visible;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}

.modal__dialog {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 480px;
  transform: translateY(16px) scale(0.97);
  transition: transform 0.25s ease;
}

.modal.open .modal__dialog {
  transform: translateY(0) scale(1);
}

.modal__dialog--sm {
  max-width: 400px;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal__header h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

.modal__close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
  transition: color var(--transition);
}

.modal__close:hover {
  color: var(--text-primary);
}

.modal__body {
  padding: 1.5rem;
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border);
}

.field {
  margin-bottom: 1.25rem;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.field input[type="text"],
.field input[type="password"],
.field input[type="time"],
.field select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent);
}

.day-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.day-picker__day {
  cursor: pointer;
}

.day-picker__day input {
  display: none;
}

.day-picker__day span {
  display: block;
  padding: 0.4rem 0.65rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  transition: all var(--transition);
}

.day-picker__day input:checked + span {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}

.toasts {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.85rem 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  font-size: 0.875rem;
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.login {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1.5rem;
}

.login__brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: 400px;
}

.login__brand h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.login__card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
}

.login__error {
  margin-bottom: 1.25rem;
  padding: 0.75rem 0.9rem;
  background: rgba(255, 92, 106, 0.12);
  border: 1px solid rgba(255, 92, 106, 0.35);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius-sm);
  color: var(--danger);
  font-size: 0.875rem;
}

.login__card .field:last-of-type {
  margin-bottom: 1.5rem;
}

.login__submit {
  width: 100%;
  justify-content: center;
}