.tvd-root {
  --tvd-bg: #fff;
  --tvd-bg-muted: #f8fafc;
  --tvd-bg-sim: #f1f5f9;
  --tvd-border: #e2e8f0;
  --tvd-text: #0f172a;
  --tvd-text-muted: #94a3b8;
  --tvd-primary: #2563eb;
  --tvd-primary-light: rgba(59,130,246,0.06);
  --tvd-primary-border: rgba(59,130,246,0.12);
  --tvd-shadow: rgba(0,0,0,0.06);
  --tvd-radius: 1.5rem;

  max-width: 1000px;
  margin: 0 auto;
  padding: 1rem;
}

.theme-dark .tvd-root {
  --tvd-bg: #09090b;
  --tvd-bg-muted: #18181b;
  --tvd-bg-sim: #09090b;
  --tvd-border: #27272a;
  --tvd-text: #fafafa;
  --tvd-text-muted: #71717a;
  --tvd-primary: #60a5fa;
  --tvd-primary-light: rgba(96,165,250,0.08);
  --tvd-primary-border: rgba(96,165,250,0.15);
  --tvd-shadow: rgba(0,0,0,0.4);
}

.tvd-card {
  background: var(--tvd-bg);
  border: 1px solid var(--tvd-border);
  border-radius: var(--tvd-radius);
  box-shadow: 0 4px 32px var(--tvd-shadow);
  overflow: hidden;
}

.tvd-body {
  display: grid;
  grid-template-columns: 320px 1fr;
}

@media (max-width: 720px) {
  .tvd-body {
    grid-template-columns: 1fr;
  }
}

.tvd-left {
  padding: 1.75rem;
  border-right: 1px solid var(--tvd-border);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

@media (max-width: 720px) {
  .tvd-left {
    border-right: none;
    border-bottom: 1px solid var(--tvd-border);
  }
}

.tvd-specs-block {
  background: var(--tvd-bg);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tvd-specs-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--tvd-text);
  margin: 0 0 0.25rem;
}

.tvd-tv-icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: var(--tvd-primary);
  flex-shrink: 0;
}

.tvd-label {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--tvd-text-muted);
}

.tvd-field {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.tvd-field-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tvd-diagonal-val {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--tvd-primary);
}

.tvd-slider {
  width: 100%;
  height: 6px;
  accent-color: var(--tvd-primary);
  cursor: pointer;
  border-radius: 9999px;
}

.tvd-res-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.tvd-res-btn {
  padding: 0.625rem 0.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--tvd-border);
  background: var(--tvd-bg);
  color: var(--tvd-text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.tvd-res-btn:hover:not(.tvd-res-btn-active) {
  border-color: var(--tvd-primary);
  opacity: 0.7;
}

.tvd-res-btn-active {
  background: var(--tvd-primary);
  color: #fff;
  border-color: var(--tvd-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.tvd-thx-block {
  background: var(--tvd-primary-light);
  border: 1px solid var(--tvd-primary-border);
  border-radius: 1rem;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.tvd-thx-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tvd-thx-icon {
  width: 1.125rem;
  height: 1.125rem;
  fill: var(--tvd-primary);
  flex-shrink: 0;
}

.tvd-thx-title {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--tvd-primary);
}

.tvd-thx-desc {
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--tvd-primary);
  opacity: 0.8;
  margin: 0;
}

.tvd-right {
  display: flex;
  flex-direction: column;
  background: var(--tvd-bg);
}

.tvd-sim-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.25rem 1.5rem 0;
}

.tvd-sim-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tvd-primary);
  animation: tvd-pulse 2s infinite;
}

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

.tvd-sim-badge-text {
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--tvd-text-muted);
}

.tvd-sim-area {
  flex: 1;
  background: var(--tvd-bg-sim);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 2rem 1rem 1.5rem;
  position: relative;
  min-height: 400px;
}

.tvd-tv-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: width 0.5s ease;
}

.tvd-tv-screen {
  background: #0a0a0f;
  border: 3px solid #27272a;
  border-radius: 0.5rem;
  width: 100%;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.tvd-screen-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59,130,246,0.1) 0%, transparent 60%);
}

.tvd-screen-ghost {
  width: 30%;
  height: 30%;
  fill: rgba(96,165,250,0.2);
  position: relative;
  z-index: 1;
}

.tvd-screen-inset {
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 40px rgba(59,130,246,0.08);
}

.tvd-stand-neck {
  width: 16px;
  height: 16px;
  background: #27272a;
  margin-top: -1px;
}

.tvd-stand-base {
  width: 70px;
  height: 6px;
  background: #27272a;
  border-radius: 3px;
}

.tvd-tv-tooltip {
  position: absolute;
  top: -2.25rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tvd-text);
  color: var(--tvd-bg);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}

.tvd-tv-visual:hover .tvd-tv-tooltip {
  opacity: 1;
}

.tvd-distance-line {
  width: 1px;
  position: relative;
  transition: height 0.5s ease;
  margin: 0.25rem 0;
}

.tvd-line-dashed {
  width: 100%;
  height: 100%;
  border-left: 1px dashed rgba(59,130,246,0.4);
}

.tvd-person {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.tvd-person-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tvd-person-head {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--tvd-border);
  border: 2px solid var(--tvd-text-muted);
  opacity: 0.7;
  margin-bottom: 0.25rem;
}

.tvd-person-body {
  width: 4rem;
  height: 2rem;
  background: var(--tvd-primary);
  border-radius: 1.5rem 1.5rem 0 0;
  box-shadow: 0 4px 16px rgba(37,99,235,0.3);
}

.tvd-location-card {
  background: var(--tvd-bg);
  border: 1px solid var(--tvd-border);
  border-radius: 1rem;
  padding: 0.625rem 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  box-shadow: 0 4px 16px var(--tvd-shadow);
}

.tvd-location-label {
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--tvd-text-muted);
}

.tvd-location-val {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--tvd-primary);
  line-height: 1;
}

.tvd-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--tvd-bg-muted);
  border-top: 1px solid var(--tvd-border);
}

.tvd-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  padding: 1rem 0.5rem;
  border-radius: 1rem;
  transition: background 0.2s;
}

.tvd-stat:hover {
  background: var(--tvd-bg);
}

.tvd-stat-opt {
  background: var(--tvd-bg);
  border: 1px solid var(--tvd-border);
  box-shadow: 0 2px 8px var(--tvd-shadow);
}

.tvd-stat-label {
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--tvd-text-muted);
}

.tvd-stat-opt .tvd-stat-label {
  color: var(--tvd-primary);
}

.tvd-stat-val {
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--tvd-text);
}

.tvd-stat-opt .tvd-stat-val {
  font-size: 1.75rem;
  color: var(--tvd-primary);
}