:root {
  --bg: #0b1220;
  --panel: #131d31;
  --panel-2: #19243c;
  --panel-3: #0f1729;
  --line: rgba(148, 163, 184, 0.18);
  --text: #e5eefc;
  --muted: #e5eefc;
  --accent: #35c2ff;
  --accent-soft: rgba(53, 194, 255, 0.14);
  --green: #35d49a;
  --amber: #f6b73c;
  --red: #ff6262;
  --shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
  --radius: 18px;
  --radius-sm: 12px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(circle at top left, rgba(53, 194, 255, 0.08), transparent 28%),
    linear-gradient(180deg, #07101d 0%, #09111f 34%, #0c1322 100%);
  color: var(--text);
  min-height: 100vh;
}

/* Light theme (สว่าง) */
body.light-theme {
  --bg: #f3f6fb;
  --panel: #e8ecf9;
  --panel-2: #dfe6fec5;
  --panel-3: #eef2ff;
  --line: rgba(15, 23, 42, 0.14);
  --text: #000000;
  --muted: #475569;
  --accent: #0ea5e9;
  --accent-soft: rgba(255, 0, 4, 0.923);
  --green: #16a34a;
  --amber: #d97706;
  --red: #dc2626;
  --shadow: 0 16px 40px rgba(2, 6, 23, 0.12);
  background:
    radial-gradient(circle at top left, rgba(14, 165, 233, 0.12), transparent 35%),
    linear-gradient(180deg, #d2e1ff8b 0%, #d8e2ffa9 60%, #e8f4ff88 100%);
}

body.light-theme .sidebar {
  background: var(--panel);
  border-right-color: var(--line);
}

body.light-theme .panel,
body.light-theme .spec-nav,
body.light-theme .spec-content {
  background: var(--panel);
  border-color: var(--line);
}

body.light-theme .chip {
  background: rgba(15, 23, 42, 0.06);
  border-color: rgba(15, 23, 42, 0.12);
  color: #0f172a;
}

body.light-theme .nav-item:hover,
body.light-theme .nav-item.active {
  background: rgba(14, 165, 233, 0.10);
  border-color: rgba(14, 165, 233, 0.20);
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  padding: 28px 22px;
  background: rgba(5, 9, 17, 0.78);
  border-right: 1px solid var(--line);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  height: 100vh;
  width: 250px;
  transform: translateX(0);
  transition: transform 0.25s ease, opacity 0.25s ease;
  will-change: transform;
}

#sidebar-close {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

#sidebar-close .material-symbols-outlined {
  font-size: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 30px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(53, 194, 255, 0.24), rgba(53, 212, 154, 0.18));
  border: 1px solid rgba(53, 194, 255, 0.25);
  box-shadow: inset 0 0 30px rgba(53, 194, 255, 0.15);
  font-weight: 800;
}

.brand h1 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.2;
}

.brand span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  margin-top: 3px;
}

.nav-group {
  margin-top: 18px;
}

.nav-label {
  margin: 0 0 10px;
  color: #6f83a8;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-item {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  width: 100%;
  border: 0;
  cursor: pointer;
  padding: 12px 6px;
  border-radius: 14px;
  background: transparent;
  color: var(--muted);
  margin-bottom: 8px;
  transition: 0.25s ease;
  font: inherit;
  text-align: left;
}

.material-symbols-outlined {
  font-size: 20px;
  display: inline-block;
  vertical-align: middle;
}

.nav-item:hover,
.nav-item.active {
  color: var(--text);
  background: rgba(53, 194, 255, 0.08);
  border: 1px solid rgba(53, 194, 255, 0.14);
  box-shadow: inset 0 0 0 1px rgba(53, 194, 255, 0.08);
}

.nav-item small {
  color: #8da2c6;
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.75rem;
}


.main {
  padding: 20px 10px 35px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.headline {
  display: flex;
  align-items: center;
  gap: 20px;
}

.headline-divider {
  width: 1px;
  height: 40px;
  background: var(--line);
}

.headline-top h1 {
  margin: 0;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.headline-bottom h3,
.headline-bottom p {
  margin: 0;
}

.headline-top p {
  margin: -3px 0 0;
  font-size: 1rem;
  color: #3ad83a;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-left: auto;
}

body.settings-active .top-actions {
  display: none;
}

.pill,
.button {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.352);
  color: var(--text);
  padding: 10px 10px;
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.pager {
  display: none;
  align-items: center;
  gap: 8px;
}

#pager {
  margin-left: auto;
  padding: 8px 10px;
  border-radius: 14px;
  background: var(--s-surface2);
  border: 1px solid rgba(51, 51, 54, 0.698);
  backdrop-filter: blur(14px);
}

#pager .button {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

#page-indicator {
  min-width: 22px;
  text-align: center;
  padding: 0 8px;
  color: var(--text);
  font-weight: 700;
  background: transparent;
  border: 0;
}

#fullscreen-toggle {
  width: 42px;
  height: 42px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

#settings-btn {
  width: 42px;
  height: 42px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

#theme-toggle {
  width: 42px;
  height: 42px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

#sidebar-fab {
  display: none !important;
  /* ซ่อนไว้เสมอเมื่อเมนูเปิด */
  position: fixed;
  top: 20px;
  left: 20px;
  width: 42px;
  height: 42px;
  z-index: 9999;
  padding: 0;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  backdrop-filter: blur(14px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(53, 194, 255, 0.28);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  color: var(--text);
  font-size: 1.2rem;
}

body.light-theme #sidebar-fab {
  background: rgba(15, 23, 42, 0.05);
  border-color: var(--line);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

body.sidebar-collapsed #sidebar-fab {
  display: inline-flex !important;
  /* แสดงเฉพาะตอนเมนูปิด (collapsed) เท่านั้น */
  left: 36px;
  transform: translateX(-50%);
}

.sidebar-close {
  position: absolute;
  top: 20px;
  right: 15px;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  line-height: 1;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(53, 194, 255, 0.28);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  color: var(--text);
  z-index: 10;
}

body.light-theme .sidebar-close {
  background: rgba(15, 23, 42, 0.05);
  border-color: var(--line);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}


.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.mockup-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.panel {
  background: linear-gradient(180deg, rgba(19, 29, 49, 0.95), rgba(10, 16, 29, 0.98));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 15px 20px 10px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.panel-header h3,
.panel-header h4 {
  margin: 0;
  font-size: 1rem;
}

.panel-header p {
  margin: 4px 0 0;
  font-size: 0.85rem;
}

.panel-content {
  padding: 8px 20px 10px;
}

.camera-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.camera-card {
  border-radius: 18px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--panel-3);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.camera-card:hover,
.camera-card.active {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.camera-feed {
  aspect-ratio: 16 / 11;
  padding: 5px;
  display: flex;
  flex-direction: column;
  background: var(--camera-bg, linear-gradient(135deg, #152338, #0d111a 55%, #1b3142));
  position: relative;
  overflow: hidden;
}

.feed-top {
  flex-shrink: 0;
}

.video-container {
  flex: 1;
  min-height: 0;
  width: 100%;
  overflow: hidden;
  position: relative;
  border-radius: 0;
  z-index: 0;
}

.video-container video,
.video-container img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.stream-error-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--camera-bg, linear-gradient(135deg, #152338, #0d111a 55%, #1b3142));
  color: var(--muted);
  z-index: 1;
}

.stream-error-placeholder i {
  font-size: clamp(2.5rem, 5vw, 4rem);
  opacity: 0.7;
}

video-stream .info {
  display: none !important;
}

body.light-theme .camera-feed {
  --camera-bg: linear-gradient(135deg, #e2e8f0, #f8fafc 55%, #cbd5e1);
}

.camera-feed::before {
  content: "";
  position: absolute;
  inset: 6px;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border: 1px solid rgba(255, 255, 255, 0.05);
  pointer-events: none;
}

body.light-theme .camera-feed::before {
  border-color: rgba(15, 23, 42, 0.05);
}

.feed-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border-radius: 999px;
  background: rgba(5, 10, 20, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 5px 10px;
  font-size: 0.78rem;
  color: #dce8ff;
  backdrop-filter: blur(8px);
}

body.light-theme .chip {
  background: rgba(15, 23, 42, 0.06);
  border-color: rgba(15, 23, 42, 0.12);
  color: var(--text);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  opacity: 0.9;
}

.dot.offline {
  background: var(--red);
  box-shadow: 0 0 12px var(--red);
}

.status-red {
  background: var(--red);
  box-shadow: 0 0 12px var(--red);
}

.camera-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.camera-meta {
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--panel-2);
}

body.light-theme .camera-meta {
  background: var(--panel);
}

.camera-meta h4 {
  margin: 0 0 4px;
  font-size: 0.93rem;
  color: var(--text);
}

.camera-meta p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.spec-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 18px;
}

.spec-nav,
.spec-content {
  background: linear-gradient(180deg, rgba(19, 29, 49, 0.95), rgba(10, 16, 29, 0.98));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.spec-nav {
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 24px;
}

.spec-nav a {
  display: block;
  padding: 10px 12px;
  margin-bottom: 8px;
  border-radius: 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
}

.spec-nav a:hover {
  color: var(--text);
  background: rgba(53, 194, 255, 0.08);
}

.spec-content {
  padding: 24px;
}

.spec-content section {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.spec-content section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.spec-content h3 {
  margin: 0 0 10px;
  font-size: 1.06rem;
}

.spec-content p,
.spec-content li {
  color: #bdd0ef;
  line-height: 1.75;
}

.spec-content ul {
  margin: 10px 0 0 18px;
  padding: 0;
}

.wireframe {
  display: grid;
  gap: 16px;
}

.wire-box {
  background: #f8fbff;
  color: #122033;
  border-radius: 20px;
  padding: 18px;
  border: 2px dashed #aebed7;
}

.wire-top {
  display: flex;
  gap: 14px;
  margin-bottom: 16px;
}

.wire-cell {
  border: 2px dashed #9eb0cb;
  border-radius: 16px;
  padding: 12px;
  background: rgba(214, 224, 239, 0.28);
  min-height: 82px;
}

.wire-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.wire-layout {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr;
  gap: 16px;
  margin-top: 16px;
}

.wire-caption {
  font-size: 0.85rem;
  color: #4c627f;
  margin-top: 8px;
  line-height: 1.6;
}

.label-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

@media (max-width: 1180px) {

  .mockup-layout,
  .spec-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 920px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }
}

@media (max-width: 780px) {

  .camera-grid,
  .wire-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .wire-layout,
  .wire-top {
    flex-direction: column;
    display: flex;
  }
}

/* Fullscreen camera-only mode */
body.fullscreen-mode .sidebar,
body.fullscreen-mode .topbar {
  display: none;
}

body.fullscreen-mode .app-shell {
  grid-template-columns: 1fr;
}

body.fullscreen-mode .main {
  padding: 0;
}

body.fullscreen-mode [data-panel="mockup"] .panel {
  border-radius: 0;
  border: none;
  min-height: 100vh;
}

    body.fullscreen-mode [data-panel="mockup"] .camera-grid {
      align-content: start;
      row-gap: 25px;
      padding-top: 20px;
    }

/* Sidebar collapse (ย่อเมนู) */
body.sidebar-collapsed .app-shell {
  grid-template-columns: 72px minmax(0, 1fr);
}

body.sidebar-collapsed .sidebar {
  width: 72px;
  padding: 75px 5px 24px;
  /* เพิ่ม padding-top เพื่อหลบปุ่ม ☰ */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
}

body.sidebar-collapsed .brand {
  margin-bottom: 5px;
  justify-content: center;
}

body.sidebar-collapsed .brand-mark {
  display: grid;
  /* ให้โลโก้ยังแสดงอยู่แต่จัดกลาง */
  margin: 0;
}

body.sidebar-collapsed .brand-text,
body.sidebar-collapsed .brand span,
body.sidebar-collapsed .sidebar-close,
body.sidebar-collapsed .nav-item span:not(.material-symbols-outlined) {
  display: none !important;
}

body.sidebar-collapsed .nav-label {
  display: block !important;
  font-size: 10px;
  text-align: center;
  width: 100%;
  padding: 0 2px;
  white-space: normal;
  line-height: 1.1;
  margin-bottom: 12px;
  opacity: 0.8;
  word-break: break-word;
}

body.sidebar-collapsed .nav-item {
  justify-content: center;
  padding: 10px 5px;
  border-radius: 14px;
  gap: 0;
}

body.sidebar-collapsed .nav-item .material-symbols-outlined {
  margin: 0;
  font-size: 24px;
}

body.sidebar-collapsed #sidebar-fab {
  display: inline-flex;
  left: 36px;
  transform: translateX(-50%);
}

/* แก้บั๊ก: ถ้าปิดเมนู (sidebar-collapsed) แล้วกดเต็มจอ -> main ต้องไม่ไปอยู่คอลัมน์แรกที่กว้าง 0 */
body.fullscreen-mode.sidebar-collapsed .app-shell {
  grid-template-columns: 1fr;
}

/* Settings Panel Styles - Harmonized with Dashboard */
.tab-panel[data-panel="settings"] {
  --s-bg: var(--bg);
  --s-surface: var(--panel);
  --s-surface2: var(--panel-2);
  --s-border: var(--line);
  --s-text: var(--text);
  --s-text2: var(--muted);
  --s-accent: var(--green);
  --s-accent-soft: rgba(53, 212, 154, 0.12);
  --s-radius: var(--radius-sm);
  --s-radius-lg: var(--radius);

  background: var(--s-surface);
  border-radius: var(--s-radius-lg) var(--s-radius-lg) 0 0;
  color: var(--s-text);
  min-height: 100%;
  font-size: 14px;
}

.tab-panel[data-panel="settings"] .settings-topbar {
  background: var(--s-surface);
  border-bottom: 1px solid var(--s-border);
  padding: 0 20px;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 8px;
  border-radius: var(--s-radius-lg) var(--s-radius-lg) 0 0;
  backdrop-filter: blur(14px);
}

.tab-panel[data-panel="settings"] .topbar-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--s-text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.tab-panel[data-panel="settings"] .topbar-title i {
  color: var(--s-accent);
  font-size: 22px;
}


.tab-panel[data-panel="settings"] .topbar-actions {
  margin-left: auto;
  display: flex;
  gap: 8px;
  align-items: center;
  background: var(--s-surface);
}

.tab-panel[data-panel="settings"] .settings-page {
  padding: 24px 20px;
  background: var(--s-surface);
}

.tab-panel[data-panel="settings"] .toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tab-panel[data-panel="settings"] .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 32px;
  padding: 0 16px;
  border-radius: 10px;
  border: 1px solid var(--s-border);
  background: rgba(250, 245, 245, 0.04);
  color: var(--s-text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: 0.2s ease;
  white-space: nowrap;
}

.tab-panel[data-panel="settings"] .btn i,
.tab-panel[data-panel="settings"] .btn span.material-symbols-outlined {
  font-size: 18px;
}

.tab-panel[data-panel="settings"] .btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--s-text2);
}

.tab-panel[data-panel="settings"] .btn:active {
  transform: scale(0.96);
}

.tab-panel[data-panel="settings"] .btn.primary {
  background: var(--s-accent);
  color: #0b1220;
  border-color: var(--s-accent);
  font-weight: 700;
}

.tab-panel[data-panel="settings"] .btn.primary:hover {
  background: #2bc18c;
  box-shadow: 0 0 15px rgba(53, 212, 154, 0.3);
}

#close-settings {
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
}

#close-settings .material-symbols-outlined {
  font-size: 20px;
}

.settings-topbar .btn {
  height: 32px;
  padding: 0 14px;
  font-size: 12px;
  border-radius: 10px;
}

.settings-topbar .btn span.material-symbols-outlined {
  font-size: 18px;
}

.tab-panel[data-panel="settings"] .btn.danger {
  color: #ff6262;
  border-color: rgba(255, 98, 98, 0.3);
  background: rgba(255, 98, 98, 0.08);
}

.tab-panel[data-panel="settings"] .btn.danger:hover {
  background: rgba(255, 98, 98, 0.15);
  border-color: #ff6262;
}

.tab-panel[data-panel="settings"] .btn-circle {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 40%;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tab-panel[data-panel="settings"] .btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.tab-panel[data-panel="settings"] .divider {
  width: 1px;
  height: 24px;
  background: var(--s-border);
  margin: 0 4px;
}

.tab-panel[data-panel="settings"] .search-wrap {
  margin-left: auto;
  position: relative;
  display: flex;
  align-items: center;
}

.tab-panel[data-panel="settings"] .search-wrap span {
  position: absolute;
  left: 14px;
  color: var(--s-text2);
  font-size: 20px;
  pointer-events: none;
}

.tab-panel[data-panel="settings"] .search-wrap input {
  padding: 10px 16px 10px 42px;
  border: 1px solid var(--s-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 13px;
  color: var(--s-text);
  outline: none;
  width: 240px;
  transition: 0.2s;
}

.tab-panel[data-panel="settings"] .search-wrap input:focus {
  border-color: var(--s-accent);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 4px var(--s-accent-soft);
}

.tab-panel[data-panel="settings"] .search-wrap input::placeholder {
  color: var(--s-text2);
}

.tab-panel[data-panel="settings"] .settings-card {
  background: var(--s-surface);
  border-radius: var(--s-radius-lg);
  border: 1px solid var(--s-border);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.tab-panel[data-panel="settings"] .table-scroll {
  overflow-x: auto;
}

.tab-panel[data-panel="settings"] table {
  width: 100%;
  min-width: 1120px;
  border-collapse: collapse;
  font-size: 13px;
  table-layout: fixed;
}

.tab-panel[data-panel="settings"] thead th {
  background: rgba(255, 255, 255, 0.02);
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--s-text2);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--s-border);
  white-space: nowrap;
  overflow: hidden;
}

.tab-panel[data-panel="settings"] tbody tr {
  border-bottom: 1px solid var(--s-border);
  transition: 0.2s;
  cursor: pointer;
  user-select: none;
}

body.camera-row-dragging,
body.camera-row-dragging * {
  cursor: grabbing !important;
  user-select: none !important;
}

.tab-panel[data-panel="settings"] tbody tr.dragging {
  opacity: 0.45;
  cursor: grabbing;
}

.tab-panel[data-panel="settings"] tbody tr.drag-over-before {
  background: rgba(53, 212, 154, 0.12);
  box-shadow: none;
}

.tab-panel[data-panel="settings"] tbody tr.drag-over-after {
  background: rgba(53, 212, 154, 0.12);
  box-shadow: none;
}

.tab-panel[data-panel="settings"] tbody tr:last-child {
  border-bottom: none;
}

.tab-panel[data-panel="settings"] tbody tr:hover {
  background: rgba(53, 212, 154, 0.04);
}

.tab-panel[data-panel="settings"] tbody tr.selected {
  background: rgba(53, 212, 154, 0.08);
}

.tab-panel[data-panel="settings"] tbody td {
  padding: 14px 16px;
  color: var(--s-text);
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tab-panel[data-panel="settings"] col.col-drag,
.tab-panel[data-panel="settings"] .col-drag {
  width: 34px;
}

.tab-panel[data-panel="settings"] th.col-drag,
.tab-panel[data-panel="settings"] td.col-drag {
  overflow: visible;
  padding-left: 4px;
  padding-right: 4px;
  text-overflow: clip;
  text-align: center;
}

.tab-panel[data-panel="settings"] .drag-handle {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--s-text2);
  cursor: grab;
}

.tab-panel[data-panel="settings"] .drag-handle i {
  font-size: 14px;
}

.tab-panel[data-panel="settings"] .drag-handle:hover {
  border-color: var(--s-border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--s-text);
}

.tab-panel[data-panel="settings"] .drag-handle:active {
  cursor: grabbing;
}

.tab-panel[data-panel="settings"] col.col-check,
.tab-panel[data-panel="settings"] .col-check {
  width: 3.5%;
}

.tab-panel[data-panel="settings"] col.col-ch,
.tab-panel[data-panel="settings"] .col-ch {
  width: 8%;
}

.tab-panel[data-panel="settings"] col.col-name,
.tab-panel[data-panel="settings"] .col-name {
  width: 20%;
}

.tab-panel[data-panel="settings"] col.col-ip,
.tab-panel[data-panel="settings"] .col-ip {
  width: 13%;
}

.tab-panel[data-panel="settings"] col.col-port,
.tab-panel[data-panel="settings"] .col-port {
  width: 6%;
}

.tab-panel[data-panel="settings"] col.col-sec,
.tab-panel[data-panel="settings"] .col-sec {
  width: 10%;
}

.tab-panel[data-panel="settings"] col.col-status,
.tab-panel[data-panel="settings"] .col-status {
  width: 11%;
}

.tab-panel[data-panel="settings"] col.col-proto,
.tab-panel[data-panel="settings"] .col-proto {
  width: 8%;
}

.tab-panel[data-panel="settings"] col.col-link,
.tab-panel[data-panel="settings"] .col-link {
  width: 18%;
}

.tab-panel[data-panel="settings"] th.col-drag,
.tab-panel[data-panel="settings"] th.col-check,
.tab-panel[data-panel="settings"] th.col-ch,
.tab-panel[data-panel="settings"] th.col-name,
.tab-panel[data-panel="settings"] th.col-ip,
.tab-panel[data-panel="settings"] th.col-port,
.tab-panel[data-panel="settings"] th.col-sec,
.tab-panel[data-panel="settings"] th.col-status,
.tab-panel[data-panel="settings"] th.col-proto,
.tab-panel[data-panel="settings"] th.col-link,
.tab-panel[data-panel="settings"] td.col-drag,
.tab-panel[data-panel="settings"] td.col-check,
.tab-panel[data-panel="settings"] td.col-ch,
.tab-panel[data-panel="settings"] td.col-name,
.tab-panel[data-panel="settings"] td.col-ip,
.tab-panel[data-panel="settings"] td.col-port,
.tab-panel[data-panel="settings"] td.col-sec,
.tab-panel[data-panel="settings"] td.col-status,
.tab-panel[data-panel="settings"] td.col-proto,
.tab-panel[data-panel="settings"] td.col-link {
  padding-left: 8px;
  padding-right: 8px;
  text-align: center !important;
}

.tab-panel[data-panel="settings"] th.col-name,
.tab-panel[data-panel="settings"] td.col-name,
.tab-panel[data-panel="settings"] th.col-ip,
.tab-panel[data-panel="settings"] td.col-ip,
.tab-panel[data-panel="settings"] th.col-link,
.tab-panel[data-panel="settings"] td.col-link {
  text-align: left !important;
}

.tab-panel[data-panel="settings"] td.col-ip {
  color: var(--s-text2);
  font-family: monospace;
  font-size: 12px;
}

.tab-panel[data-panel="settings"] input[type="checkbox"] {
  width: 15px;
  height: 15px;
  accent-color: var(--green);
  cursor: pointer;
}

.tab-panel[data-panel="settings"] .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tab-panel[data-panel="settings"] .badge i {
  font-size: 12px;
}

.tab-panel[data-panel="settings"] .badge.online {
  background: rgba(53, 212, 154, 0.15);
  color: #35d49a;
}

.tab-panel[data-panel="settings"] .badge.offline {
  background: rgba(255, 98, 98, 0.15);
  color: #ff6262;
}

.tab-panel[data-panel="settings"] .badge.weak {
  background: rgba(246, 183, 60, 0.15);
  color: #f6b73c;
}

.tab-panel[data-panel="settings"] .proto-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.05);
  color: var(--s-text2);
  border: 1px solid var(--s-border);
}

.tab-panel[data-panel="settings"] .link-cell {
  color: var(--s-accent);
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 12px;
  text-decoration: none;
  font-family: monospace;
  opacity: 0.8;
}

.tab-panel[data-panel="settings"] .link-cell:hover {
  text-decoration: underline;
  opacity: 1;
}

.tab-panel[data-panel="settings"] .table-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--s-border);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.tab-panel[data-panel="settings"] .footer-info {
  font-size: 12px;
  color: var(--s-text2);
}

.tab-panel[data-panel="settings"] .footer-info span {
  font-weight: 700;
  color: var(--s-text);
}

.tab-panel[data-panel="settings"] .empty {
  padding: 48px;
  text-align: center;
  color: var(--s-text2);
}

.tab-panel[data-panel="settings"] .empty i {
  font-size: 36px;
  display: block;
  margin-bottom: 10px;
}

.tab-panel[data-panel="settings"] .empty p {
  font-size: 13px;
}

.tab-panel[data-panel="settings"] .overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.tab-panel[data-panel="settings"] .overlay.open {
  display: flex;
}

.tab-panel[data-panel="settings"] .modal {
  background: var(--s-surface);
  border-radius: var(--s-radius-lg);
  border: 1px solid var(--s-border);
  width: 600px;
  max-width: 100%;
  max-height: calc(100vh - 40px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
  animation: settings-slideUp 0.2s ease;
}

@keyframes settings-slideUp {
  from {
    transform: translateY(16px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.tab-panel[data-panel="settings"] .modal-header {
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--s-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tab-panel[data-panel="settings"] .modal-header h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--s-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-panel[data-panel="settings"] .modal-header h3 i {
  color: var(--s-accent);
  font-size: 18px;
}

.tab-panel[data-panel="settings"] .close-btn {
  width: 30px;
  height: 30px;
  border: none;
  background: none;
  border-radius: var(--s-radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--s-text2);
  transition: background 0.12s;
}

.tab-panel[data-panel="settings"] .close-btn:hover {
  background: var(--s-surface2);
}

.tab-panel[data-panel="settings"] .close-btn i {
  font-size: 17px;
}

.tab-panel[data-panel="settings"] .modal-tabs {
  display: flex;
  border-bottom: 1px solid var(--s-border);
  padding: 0 22px;
}

.tab-panel[data-panel="settings"] .tab {
  padding: 11px 16px;
  font-size: 13px;
  cursor: pointer;
  color: var(--s-text2);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
  user-select: none;
}

.tab-panel[data-panel="settings"] .tab.active {
  color: var(--s-accent);
  border-bottom-color: var(--s-accent);
  font-weight: 500;
}

.tab-panel[data-panel="settings"] .tab:hover:not(.active) {
  color: var(--s-text);
}

.tab-panel[data-panel="settings"] .modal-body {
  padding: 20px 12px;
  flex: 1 1 auto;
  overflow-y: auto;
}

.tab-panel[data-panel="settings"] .info-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--s-accent-soft);
  border-radius: var(--s-radius);
  font-size: 12px;
  color: var(--s-accent);
  margin-bottom: 18px;
  border: 1px solid rgba(53, 212, 154, 0.2);
}

.tab-panel[data-panel="settings"] .info-bar i {
  font-size: 15px;
  flex-shrink: 0;
}

.tab-panel[data-panel="settings"] .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 8px;
}

.tab-panel[data-panel="settings"] .fg {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.tab-panel[data-panel="settings"] .fg.full {
  grid-column: 1 / -1;
}

.tab-panel[data-panel="settings"] .fg label {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--s-text2);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tab-panel[data-panel="settings"] .fg input,
.tab-panel[data-panel="settings"] .fg select {
  padding: 9px 11px;
  border: 1px solid var(--s-border);
  border-radius: var(--s-radius);
  background: var(--s-bg);
  color: var(--s-text);
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

.tab-panel[data-panel="settings"] .fg input:focus,
.tab-panel[data-panel="settings"] .fg select:focus {
  border-color: var(--s-accent);
  box-shadow: 0 0 0 3px rgba(53, 212, 154, 0.1);
}

.tab-panel[data-panel="settings"] .fg input::placeholder {
  color: var(--s-text2);
  opacity: 0.5;
}

.tab-panel[data-panel="settings"] .fg .hint {
  font-size: 11px;
  color: var(--s-text2);
  opacity: 0.6;
}

.tab-panel[data-panel="settings"] .fg .row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.tab-panel[data-panel="settings"] .fg .row input[type="checkbox"] {
  width: 15px;
  height: 15px;
}

.tab-panel[data-panel="settings"] .fg .row span {
  font-size: 13px;
  color: var(--s-text2);
  cursor: pointer;
}

.tab-panel[data-panel="settings"] .modal-footer {
  padding: 14px 22px;
  margin-top: 0;
  border-top: 1px solid var(--s-border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  background: var(--s-surface2);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.tab-panel[data-panel="settings"] .batch-empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--s-text2);
}

.tab-panel[data-panel="settings"] .batch-empty i {
  font-size: 40px;
  display: block;
  margin-bottom: 12px;
}

body.settings-active .sidebar,
body.settings-active #sidebar-fab {
  display: none;
}

body.settings-active .app-shell {
  grid-template-columns: 1fr;
}

/* Settings Sub-tabs */
.settings-tabs {
  display: flex;
  gap: 20px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}

.s-tab {
  padding: 12px 20px;
  cursor: pointer;
  color: var(--muted);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.s-tab:hover {
  color: var(--text);
}

.s-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.s-panel {
  display: none;
}

.s-panel.active {
  display: block;
}

.tab-panel[data-panel="settings"] .batch-empty p {
  font-size: 13px;
  line-height: 1.6;
}

/* YOLO Control Panel */
.yolo-container {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 20px;
}

.yolo-card {
  background: var(--s-surface2);
  padding: 12px;
  border-radius: 12px;
  width: 360px;
}

.yolo-card label {
  display: block;
  font-size: 12px;
  color: var(--s-text2);
  margin-bottom: 6px;
}

.yolo-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.yolo-card input[type="range"] {
  flex: 1;
}

.yolo-card input[type="number"] {
  width: 47px;
  background: var(--s-surface2);
  color: var(--text);
  border: 1px solid var(--s-border);
  border-radius: 6px;
  padding: 6px;
}

.yolo-card input[type="number"]::-webkit-outer-spin-button,
.yolo-card input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ==========================================================================
   Camera Preview Modal (not full screen browser API)
   ========================================================================== */

.preview-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}

.preview-modal.open {
  display: flex;
}

.preview-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.preview-container {
  position: relative;
  width: min(90vw, 1180px);
  height: min(86vh, 780px);
  background: #111;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  animation: zoomModalSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes zoomModalSlideUp {
  from {
    transform: translateY(20px) scale(0.98);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.preview-header {
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: #f3f4f6;
  color: #111827;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.preview-header .close-btn {
  background: transparent;
  border: none;
  color: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  transition: background-color 0.2s;
}

.preview-header .close-btn:hover {
  background: rgba(0, 0, 0, 0.08);
}

.preview-video {
  width: 100%;
  height: calc(100% - 56px);
  position: relative;
}

.preview-video iframe,
.preview-video video-stream,
.preview-video video,
.preview-video img {
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: contain;
  background: #000;
}

/* Camera Card Expand Button in Metadata Row */
.camera-meta .expand-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted, #8a99ad);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.camera-meta .expand-btn:hover {
  background: var(--accent, #35c2ff);
  border-color: var(--accent, #35c2ff);
  color: #0b1220;
  transform: scale(1.1);
}

.camera-meta .expand-btn i {
  font-size: 13px;
}

/* Hide native browser fullscreen button to prevent WebKit/Blink fullscreen launches */
video::-webkit-media-controls-fullscreen-button {
  display: none !important;
}

/* Hide native controls inside the dashboard camera grid cards */
.camera-card .video-container video::-webkit-media-controls {
  display: none !important;
}
.camera-card .video-container video::-webkit-media-controls-enclosure {
  display: none !important;
}