:root,
html[data-theme='dark'] {
  --bg-main: #0f172a;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-soft: rgba(255, 255, 255, 0.03);
  --text-main: #e5e7eb;
  --text-secondary: #94a3b8;
  --accent-primary: #8b5cf6;
  --accent-secondary: #6366f1;
  --accent-positive: #22c55e;
  --accent-negative: #ef4444;
  --accent-warning: #f59e0b;
  --border-color: rgba(148, 163, 184, 0.2);
  --font-main: 'Inter', sans-serif;
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
}

html[data-theme='light'] {
  --bg-main: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e2e8f0;
  --bg-soft: rgba(15, 23, 42, 0.03);
  --text-main: #0f172a;
  --text-secondary: #475569;
  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-positive: #16a34a;
  --accent-negative: #dc2626;
  --accent-warning: #d97706;
  --border-color: rgba(15, 23, 42, 0.08);
  --font-main: 'Inter', sans-serif;
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.08);
}

html[data-theme='dracula'] {
  --bg-main: #282a36;
  --bg-secondary: #343746;
  --bg-tertiary: #44475a;
  --bg-soft: rgba(255, 255, 255, 0.03);
  --text-main: #f8f8f2;
  --text-secondary: #bd93f9;
  --accent-primary: #ff79c6;
  --accent-secondary: #bd93f9;
  --accent-positive: #50fa7b;
  --accent-negative: #ff5555;
  --accent-warning: #f1fa8c;
  --border-color: #6272a4;
  --font-main: 'Inter', sans-serif;
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.35);
}

html[data-theme='matrix'] {
  --bg-main: #000000;
  --bg-secondary: #07110a;
  --bg-tertiary: #0d2a13;
  --bg-soft: rgba(0, 255, 65, 0.04);
  --text-main: #00ff41;
  --text-secondary: #63ff92;
  --accent-primary: #00ff41;
  --accent-secondary: #63ff92;
  --accent-positive: #63ff92;
  --accent-negative: #ff3b3b;
  --accent-warning: #ccff00;
  --border-color: rgba(0, 255, 65, 0.3);
  --font-main: 'Courier New', monospace;
  --shadow-lg: 0 10px 30px rgba(0, 255, 65, 0.12);
}

html[data-theme='synthwave'] {
  --bg-main: #1c1230;
  --bg-secondary: #261b3e;
  --bg-tertiary: #3a2755;
  --bg-soft: rgba(255, 0, 255, 0.04);
  --text-main: #f8fafc;
  --text-secondary: #67e8f9;
  --accent-primary: #ff00ff;
  --accent-secondary: #ffe600;
  --accent-positive: #00ffff;
  --accent-negative: #ff4fd8;
  --accent-warning: #ffe600;
  --border-color: rgba(255, 0, 255, 0.3);
  --font-main: 'Inter', sans-serif;
  --shadow-lg: 0 10px 30px rgba(255, 0, 255, 0.16);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
}

body {
  font-family: var(--font-main);
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, 0.12), transparent 30%),
    radial-gradient(circle at top right, rgba(139, 92, 246, 0.1), transparent 35%),
    var(--bg-main);
  color: var(--text-main);
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

.app-shell {
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 18px;
  background: color-mix(in srgb, var(--bg-secondary) 85%, transparent);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
}

.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

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

.brand__logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.18);
}

.brand__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand__subtitle {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.quick-actions {
  display: flex;
  gap: 8px;
}

.main-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
}

.app-card {
  background: color-mix(in srgb, var(--bg-secondary) 90%, transparent);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(14px);
  min-height: 0;
}

.app-card--sidebar,
.app-card--content {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.card-header {
  padding: 16px 16px 10px;
}

.tabs-wrap {
  padding: 0 12px 12px;
  border-bottom: 1px solid var(--border-color);
}

.tabs-wrap--mb {
  margin-bottom: 8px;
}

.list-area,
.panel-area {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

#control-panel-container {
  padding: 20px;
  overflow-y: auto;
}

.app-tabs {
  display: grid;
  gap: 8px;
  padding: 4px;
  border-radius: 14px;
  background: var(--bg-soft);
}

.app-tabs--4 {
  grid-template-columns: repeat(4, 1fr);
}

.app-tabs--5 {
  grid-template-columns: repeat(5, 1fr);
}

.tab-button,
.right-panel-tab {
  padding: 10px 8px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.compact .right-panel-tab {
  font-size: 0.75rem;
  padding: 9px 6px;
}

.tab-button:hover,
.right-panel-tab:hover,
.list-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-main);
}

.tab-button.active,
.right-panel-tab.active {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.22);
}

.list-item {
  padding: 14px;
  border-radius: 14px;
  cursor: pointer;
  transition: 0.2s ease;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.01);
}

.list-item.active {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-secondary) 75%, transparent), color-mix(in srgb, var(--accent-primary) 65%, transparent));
  color: white;
  border-color: color-mix(in srgb, var(--accent-primary) 35%, white);
}

.scene-group-header {
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  margin-top: 8px;
}

.app-input,
.app-select {
  width: 100%;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-main);
  border-radius: 12px;
  padding: 11px 14px;
  outline: none;
  transition: 0.2s ease;
}

.app-select {
  width: auto;
  min-width: 120px;
}

.app-input:focus,
.app-select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-primary) 25%, transparent);
}

.icon-btn,
.btn-secondary,
.btn-primary,
.btn-positive,
.btn-negative {
  border: 0;
  border-radius: 12px;
  color: white;
  cursor: pointer;
  transition: 0.2s ease;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.icon-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.icon-btn--primary,
.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.btn-secondary {
  background: var(--bg-tertiary);
}

.btn-positive {
  background: linear-gradient(135deg, var(--accent-positive), color-mix(in srgb, var(--accent-positive) 70%, black));
}

.btn-negative {
  background: linear-gradient(135deg, var(--accent-negative), color-mix(in srgb, var(--accent-negative) 70%, black));
}

.effect-btn.active {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
}

.font-size-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--border-color);
}

.font-size-value {
  width: 40px;
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.app-range {
  appearance: none;
  height: 8px;
  border-radius: 999px;
  background: var(--bg-tertiary);
  outline: none;
}

.app-range.small {
  width: 80px;
}

.app-range::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--accent-primary);
  cursor: pointer;
  border: 2px solid white;
}

input[type="color"] {
  -webkit-appearance: none;
  appearance: none;
  border: none;
  width: 100%;
  height: 46px;
  border-radius: 12px;
  cursor: pointer;
  background: transparent;
}

input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

input[type="color"]::-webkit-color-swatch,
input[type="color"]::-moz-color-swatch {
  border: 1px solid var(--border-color);
  border-radius: 12px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 16px;
}

.modal-card {
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  border-radius: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

.modal-card__header {
  padding: 24px 24px 8px;
}

.modal-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
}

.modal-content {
  padding: 0 24px 16px;
  overflow-y: auto;
  color: var(--text-secondary);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px 24px;
}

#context-menu {
  position: fixed;
  z-index: 3000;
  display: none;
  min-width: 200px;
  padding: 8px;
  border-radius: 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

.context-menu-item {
  width: 100%;
  display: block;
  text-align: left;
  padding: 10px 12px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text-main);
  cursor: pointer;
}

.context-menu-item:hover {
  background: var(--bg-tertiary);
}

.context-menu-item-delete:hover {
  background: var(--accent-negative);
  color: white;
}

.hidden {
  display: none !important;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--bg-tertiary) 90%, white);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-color);
}

@media (max-width: 1200px) {
  .main-grid {
    grid-template-columns: 1fr;
  }

  body {
    overflow: auto;
  }

  .app-shell {
    height: auto;
    min-height: 100vh;
  }

  .app-card {
    min-height: 420px;
  }
}