/* ── Variables ── */
:root {
  color-scheme: dark;
  --color-bg: #131315;
  --color-surface: #1c1b1d;
  --color-surface-high: #2a2a2c;
  --color-border: #424754;
  --color-border-bright: #8c909f;
  --color-primary: #adc6ff;
  --color-primary-container: #4d8eff;
  --color-on-surface: #e5e1e4;
  --color-on-surface-dim: #c2c6d6;
  --color-tertiary: #ffb786;
  --color-error: #ffb4ab;
  --color-live: #4ade80;
  --color-offline: #6b7280;
  --color-toggle-off: #353437;

  --radius-sm: 2px;
  --radius: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  --sidebar-width: 240px;

  /* semantic alpha tokens — redefined in light theme */
  --color-hover: rgba(255, 255, 255, 0.06);
  --color-primary-soft: rgba(173, 198, 255, 0.10);
  --color-selected-soft: rgba(77, 142, 255, 0.15);
  --color-selected-border: rgba(77, 142, 255, 0.30);
  --color-error-soft: rgba(255, 180, 171, 0.10);
  --color-error-border: rgba(255, 180, 171, 0.20);
  --color-live-soft: rgba(74, 222, 128, 0.10);
  --color-offline-soft: rgba(107, 114, 128, 0.15);
}

/* ── Light theme ── */
:root[data-theme="light"] {
  color-scheme: light;
  --color-bg: #f6f7f9;
  --color-surface: #ffffff;
  --color-surface-high: #eceef2;
  --color-border: #d6dae2;
  --color-border-bright: #6b7280;
  --color-primary: #1d4ed8;
  --color-primary-container: #4d8eff;
  --color-on-surface: #1c1b1d;
  --color-on-surface-dim: #4b5563;
  --color-tertiary: #c2410c;
  --color-error: #dc2626;
  --color-live: #16a34a;
  --color-offline: #9ca3af;
  --color-toggle-off: #cbd5e1;
  --color-hover: rgba(0, 0, 0, 0.05);
  --color-primary-soft: rgba(29, 78, 216, 0.10);
  --color-selected-soft: rgba(77, 142, 255, 0.14);
  --color-selected-border: rgba(77, 142, 255, 0.40);
  --color-error-soft: rgba(220, 38, 38, 0.10);
  --color-error-border: rgba(220, 38, 38, 0.25);
  --color-live-soft: rgba(22, 163, 74, 0.12);
  --color-offline-soft: rgba(107, 114, 128, 0.14);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--color-bg);
  color: var(--color-on-surface);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── Layout ── */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar-header {
  height: 58px;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.sidebar-favicon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.sidebar-logo {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-on-surface);
}

.sidebar-logo-sep {
  color: var(--color-border-bright);
  margin: 0 4px;
}

.sidebar-nav {
  padding: var(--space-sm) 0;
  flex: 1;
}

.sidebar-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-xs) 0;
  flex-shrink: 0;
}

.sidebar-mode-indicator {
  padding: var(--space-xs) var(--space-md);
  font-size: 11px;
  color: var(--color-border-bright);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.sidebar-version {
  padding: 2px var(--space-md) var(--space-xs);
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--color-border);
  letter-spacing: 0.03em;
}

.sidebar-mode-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius);
  letter-spacing: 0.05em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 9px var(--space-md);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-on-surface-dim);
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
  width: 100%;
  text-align: left;
  border-left: 2px solid transparent;
  position: relative;
}

.nav-item:hover {
  background: var(--color-surface-high);
  color: var(--color-on-surface);
}

.nav-item.active {
  background: var(--color-primary-soft);
  border-left-color: var(--color-primary);
  color: var(--color-primary);
}

.nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.nav-group-header {
  display: flex;
  align-items: stretch;
}

.nav-group-label {
  flex: 1;
  text-decoration: none;
}

/* Unified row hover: both elements highlight together */
.nav-group-header:hover .nav-group-label {
  background: var(--color-surface-high);
  color: var(--color-on-surface);
}

.nav-group-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  flex-shrink: 0;
  cursor: pointer;
  background: var(--color-hover);
  transition: background 0.15s;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.nav-group-header:hover .nav-group-arrow {
  background: var(--color-surface-high);
}

.nav-group-arrow svg {
  width: 12px;
  height: 12px;
  color: var(--color-border-bright);
  transition: transform 0.2s ease, color 0.15s;
}

.nav-group-header:hover .nav-group-arrow svg {
  color: var(--color-on-surface);
}

/* Active state: arrow area matches the label's active background */
.nav-group-label.active ~ .nav-group-arrow {
  background: var(--color-primary-soft);
}

#cameras-toggle.expanded .nav-group-arrow svg {
  transform: rotate(180deg);
}

/* Submenu */
.nav-submenu {
  display: none;
  padding-left: var(--space-md);
  border-left: 2px solid var(--color-border);
  margin-left: calc(var(--space-md) + 2px);
}

.nav-submenu.open {
  display: block;
}

.nav-subitem {
  padding: 7px var(--space-md);
  font-size: 12px;
  border-left: none;
  margin-left: 0;
}

.nav-subitem.active {
  background: var(--color-primary-soft);
  border-left: none;
  color: var(--color-primary);
}

.nav-subitem-more {
  color: var(--color-border-bright);
  font-style: italic;
  opacity: 0.8;
}

.nav-subitem-more:hover {
  color: var(--color-primary);
  opacity: 1;
}

/* ── Main wrapper ── */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Top bar ── */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
  padding: 0 var(--space-xl);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
}

.section-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-on-surface);
}

/* ── Top-bar action menu ── */
.top-menu {
  position: relative;
}

.top-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  color: var(--color-on-surface-dim);
  transition: background 0.15s, color 0.15s;
}

.top-menu-btn:hover,
.top-menu-btn[aria-expanded="true"] {
  background: var(--color-surface-high);
  color: var(--color-on-surface);
}

.top-menu-btn svg {
  width: 20px;
  height: 20px;
}

.top-menu-dropdown {
  position: absolute;
  top: calc(100% + var(--space-xs));
  right: 0;
  min-width: 188px;
  padding: var(--space-xs);
  background: var(--color-surface-high);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.top-menu-dropdown[hidden] {
  display: none;
}

.top-menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  width: 100%;
  padding: 9px var(--space-sm);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-on-surface-dim);
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.top-menu-item:hover {
  background: var(--color-hover);
  color: var(--color-on-surface);
}

.top-menu-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.top-menu-item-danger:hover {
  background: var(--color-error-soft);
  color: var(--color-error);
}

/* ── Theme toggle ── */
/* Fixed across all views: aligns with the top-bar in app view,
   appears as a corner button on login and mode-select screens. */
#theme-toggle {
  position: fixed;
  top: 12px;
  right: 74px; /* space-xl(32) + hamburger(34) + gap(8) */
  z-index: 100;
}

.theme-toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  color: var(--color-on-surface-dim);
  transition: background 0.15s, color 0.15s;
}

.theme-toggle:hover {
  background: var(--color-surface-high);
  color: var(--color-on-surface);
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
  position: absolute;
  width: 18px;
  height: 18px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Dark (default): moon visible, sun hidden */
.theme-toggle .icon-sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}

.theme-toggle .icon-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Light: sun visible, moon hidden */
:root[data-theme="light"] .theme-toggle .icon-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

:root[data-theme="light"] .theme-toggle .icon-moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}

/* ── Main content ── */
.main-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-xl);
}

/* ── Save button row (bottom of section content) ── */
.section-save-row {
  margin-top: var(--space-xl);
  display: flex;
  justify-content: flex-end;
}

/* ── Buttons ── */
.btn-primary {
  background: var(--color-primary-container);
  color: #fff;
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  font-size: 13px;
  font-weight: 500;
  transition: opacity 0.15s;
}

.btn-primary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-primary:not(:disabled):hover {
  opacity: 0.88;
}

.btn-secondary {
  background: var(--color-surface-high);
  color: var(--color-on-surface-dim);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px var(--space-sm);
  font-size: 12px;
  font-weight: 500;
  transition: background 0.15s;
}

.btn-secondary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-secondary:not(:disabled):hover {
  background: var(--color-border);
}

.btn-danger {
  background: var(--color-error);
  color: #1a0a08;
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  font-size: 13px;
  font-weight: 500;
  transition: opacity 0.15s;
}

.btn-danger:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-danger:not(:disabled):hover {
  opacity: 0.88;
}

.btn-danger-outline {
  background: transparent;
  color: var(--color-error);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-md);
  padding: 6px var(--space-sm);
  font-size: 12px;
  font-weight: 500;
  transition: background 0.15s;
}

.btn-danger-outline:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-danger-outline:not(:disabled):hover {
  background: var(--color-error-soft);
}

/* ── Cards ── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.card-title {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-border-bright);
  margin-bottom: var(--space-lg);
}

/* ── Accordion (collapsible sections inside a single card) ── */
.accordion-card {
  padding: 0;
}

.accordion-section {
  border-bottom: 1px solid var(--color-border);
}

.accordion-section:last-child {
  border-bottom: none;
}

.accordion-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  padding: var(--space-lg);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-border-bright);
  user-select: none;
}

.accordion-summary::-webkit-details-marker {
  display: none;
}

.accordion-summary:hover {
  color: var(--color-on-surface);
}

.accordion-chevron {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.accordion-section[open] > .accordion-summary .accordion-chevron {
  transform: rotate(180deg);
}

.accordion-body {
  padding: 0 var(--space-lg) var(--space-lg);
}

/* ── Section grid layouts ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.two-col-asymmetric {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-lg);
}

.section-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ── Form elements ── */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-on-surface-dim);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.form-hint {
  font-size: 11px;
  color: var(--color-border-bright);
  margin-top: 2px;
}

.form-input,
.form-select {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-on-surface);
  padding: 8px 10px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
  appearance: none;
}

.form-input:focus,
.form-select:focus {
  border-color: var(--color-primary);
}

.form-input.mono,
.mono {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 20 20' fill='none' stroke='%238c909f' stroke-width='2'%3E%3Cpath d='M5 8l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
  cursor: pointer;
}

.form-select option {
  background: var(--color-surface-high);
}

/* ── Toggle switch ── */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.toggle-row:last-child {
  border-bottom: none;
}

.toggle-input:focus-visible + .toggle-track {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  flex-shrink: 0;
  cursor: pointer;
}

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  display: block;
  width: 36px;
  height: 20px;
  background: var(--color-toggle-off);
  border-radius: 10px;
  transition: background 0.2s;
  position: relative;
}

.toggle-input:checked + .toggle-track {
  background: var(--color-primary-container);
}

.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.toggle-input:checked + .toggle-track .toggle-thumb {
  transform: translateX(16px);
}

/* ── Slider ── */
.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xs);
}

.slider-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--color-primary);
  font-weight: 500;
}

.form-slider {
  width: 100%;
  height: 4px;
  appearance: none;
  background: var(--color-border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  margin: var(--space-sm) 0;
}

.form-slider::-webkit-slider-thumb {
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--color-primary-container);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--color-bg);
  box-shadow: 0 0 0 1px var(--color-primary-container);
}

.form-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--color-primary-container);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--color-bg);
}

/* ── Input with inline button ── */
.input-row {
  display: flex;
  gap: var(--space-sm);
}

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

/* ── Tags / chips ── */
.tag-field {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 6px 8px;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  min-height: 40px;
  transition: border-color 0.15s;
}

.tag-field:focus-within {
  border-color: var(--color-primary);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-selected-soft);
  color: var(--color-primary);
  border-radius: var(--radius);
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 500;
}

.tag-remove {
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  padding: 0;
  font-size: 14px;
  line-height: 1;
  opacity: 0.7;
  display: flex;
  align-items: center;
}

.tag-remove:hover { opacity: 1; }

.tag-input {
  background: none;
  border: none;
  outline: none;
  color: var(--color-on-surface);
  font-size: 12px;
  min-width: 140px;
  flex: 1;
}

.tag-input::placeholder {
  color: var(--color-border-bright);
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: var(--radius);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-live {
  color: var(--color-live);
}

.badge-live .badge-dot {
  background: var(--color-live);
  animation: pulse 2s infinite;
}

.badge-offline {
  color: var(--color-offline);
}

.badge-offline .badge-dot {
  background: var(--color-offline);
}

.badge-enabled {
  background: var(--color-selected-soft);
  color: var(--color-primary);
}

.badge-enabled .badge-dot {
  background: var(--color-primary-container);
}

.badge-disabled {
  background: var(--color-offline-soft);
  color: var(--color-offline);
}

.badge-disabled .badge-dot {
  background: var(--color-offline);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── Stream / OAK cards ── */
.cards-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.section-header-text h2 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section-header-text p {
  font-size: 13px;
  color: var(--color-on-surface-dim);
  margin-top: 4px;
  max-width: 480px;
}

/* Camera detail layout: two independent flex columns */
.camera-detail-grid {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.cam-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (max-width: 900px) {
  .camera-detail-grid { flex-direction: column; }
  .cam-col { width: 100%; }
}

/* Two independent flex columns (e.g. Neural Network) — unlike .two-col-asymmetric
   (CSS grid, both columns forced to the same row height), each column here stacks
   its own cards to their natural height, so a short column doesn't leave empty
   space next to a tall one. */
.two-col-flex {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
}

.flex-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

@media (max-width: 900px) {
  .two-col-flex { flex-direction: column; }
  .flex-col { width: 100%; }
}

/* RTSP URL builder grid */
.rtsp-url-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--space-md);
}

.stream-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.stream-card-title-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.stream-card-name {
  font-size: 15px;
  font-weight: 600;
}

.stream-card-id {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--color-border-bright);
  margin-top: 2px;
}

.stream-card-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.stream-field-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-border-bright);
  margin-bottom: 6px;
}

.stream-card-body > * + * {
  margin-top: var(--space-md);
}

.detection-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
}

/* Label chips — read-only model class display */
.label-chip-scroll {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  max-height: 110px;
  overflow-y: auto;
  padding: var(--space-sm);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.label-chip {
  padding: 1px 7px;
  border-radius: var(--radius);
  font-size: 11px;
  font-weight: 500;
  background: var(--color-surface-high);
  color: var(--color-border-bright);
  border: 1px solid transparent;
  white-space: nowrap;
}

.label-chip-active {
  background: var(--color-selected-soft);
  color: var(--color-primary);
  border-color: var(--color-selected-border);
}

/* Per-camera label selector */
.cam-labels-field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  min-height: 34px;
  padding: 4px var(--space-sm);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: text;
}

.cam-labels-field:focus-within {
  border-color: var(--color-primary);
}

.cam-label-dropdown {
  position: relative;
}

.cam-label-trigger {
  background: transparent;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  color: var(--color-border-bright);
  font-size: 12px;
  font-family: inherit;
  padding: 3px 10px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.cam-label-trigger:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cam-label-panel {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 200;
  background: var(--color-surface-high);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  width: 220px;
  overflow: hidden;
}

.cam-label-search {
  display: block;
  width: 100%;
  box-sizing: border-box;
  background: var(--color-bg);
  border: none;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-on-surface);
  font-size: 12px;
  font-family: inherit;
  padding: 8px 12px;
  outline: none;
}

.cam-label-list {
  max-height: 200px;
  overflow-y: auto;
  padding: 4px 0;
}

.cam-label-option {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--color-on-surface);
  font-size: 12px;
  font-family: inherit;
  padding: 6px 12px;
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
}

.cam-label-option:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.cam-label-empty {
  font-size: 12px;
  color: var(--color-border-bright);
  padding: 8px 12px;
  margin: 0;
}

/* OAK cards */
.oak-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.oak-card-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.oak-field-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-border-bright);
  margin-bottom: 4px;
}

.oak-telemetry {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-high);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.oak-telemetry-item {
  font-size: 12px;
  color: var(--color-on-surface);
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: 'JetBrains Mono', monospace;
}

.oak-telemetry-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-border-bright);
  font-family: 'Inter', sans-serif;
}

.oak-card-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-md);
  background: var(--color-surface-high);
  border: 1px solid var(--color-border);
  color: var(--color-on-surface-dim);
  transition: background 0.15s, color 0.15s;
}

.icon-btn:hover {
  background: var(--color-border);
  color: var(--color-on-surface);
}

/* ── Inner box (burst config, etc.) ── */
.inner-box {
  background: var(--color-surface-high);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-top: var(--space-md);
}

.inner-box-title {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-border-bright);
  margin-bottom: var(--space-md);
}

.three-col {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-md);
}

/* ── IR grid ── */
.ir-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md) var(--space-xl);
}

.ir-grid .form-group {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.ir-grid .toggle-row {
  border-bottom: none;
  padding: 6px 0;
}

/* ── Login view ── */
#login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

.login-wrapper {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  width: 100%;
  max-width: 380px;
}

.login-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.login-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}

.login-subtitle {
  font-size: 12px;
  color: var(--color-border-bright);
  margin-bottom: var(--space-xl);
}

.login-error {
  font-size: 12px;
  color: var(--color-error);
  margin-bottom: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-error-soft);
  border-radius: var(--radius);
  border: 1px solid var(--color-error-border);
}

.login-btn {
  width: 100%;
  padding: 10px;
  margin-top: var(--space-sm);
  justify-content: center;
}

/* ── Mode select view ── */
#mode-select-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

.mode-select-wrapper {
  text-align: center;
  max-width: 580px;
  width: 100%;
  padding: var(--space-xl);
}

.mode-select-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.mode-select-title {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.mode-select-subtitle {
  color: var(--color-on-surface-dim);
  margin-bottom: var(--space-xl);
}

.mode-select-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.mode-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  text-align: left;
}

.mode-card:hover {
  border-color: var(--color-primary);
  background: var(--color-surface-high);
}

.mode-card-active {
  border-color: var(--color-primary-container);
}

.mode-card-running {
  border-color: var(--color-live);
  box-shadow: 0 0 0 1px var(--color-live);
}

.mode-running-badge {
  display: inline-block;
  margin-top: var(--space-sm);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-live);
  background: var(--color-live-soft);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
}

.mode-switch-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.mode-switch-opt {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  color: var(--color-on-surface);
}

.mode-switch-opt:hover {
  border-color: var(--color-border-bright);
}

.mode-switch-opt-running {
  border-color: var(--color-live);
}

.mode-switch-opt-selected {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.mode-card svg {
  display: block;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.mode-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.mode-card p {
  font-size: 12px;
  color: var(--color-on-surface-dim);
  line-height: 1.6;
}

.mode-badge-current {
  display: inline-block;
  margin-top: var(--space-sm);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
}

/* ── Disabled field state ── */
.field-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.form-hint-warn {
  color: var(--color-tertiary);
}

/* ── Modal ── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  width: 100%;
  max-width: 420px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.modal-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-on-surface);
  margin-bottom: var(--space-lg);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ── Snapshot Live View ─────────────────────────────────────────────────────── */

.snapshot-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.snapshot-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.snapshot-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.snapshot-status {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: var(--space-md);
  font-size: 13px;
  color: var(--color-on-surface-dim);
  text-align: center;
  background: var(--color-bg);
}

.snapshot-status--loading {
  flex-direction: row;
}

.snapshot-status--error {
  flex-direction: row;
  align-items: flex-start;
  justify-content: center;
}

/* Spinner rotation */
@keyframes snapshot-spin {
  to { transform: rotate(360deg); }
}

.snapshot-spinner {
  animation: snapshot-spin 0.9s linear infinite;
  flex-shrink: 0;
}

.btn-snapshot-refresh {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  padding: 5px 12px;
}