/* Preset selector */
.preset-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

@media (max-width: 600px) {
  .preset-group {
    grid-template-columns: 1fr;
  }
}

.preset-option {
  cursor: pointer;
  display: block;
}

.preset-option input[type="radio"] {
  display: none;
}

.preset-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  transition: all 0.2s;
  background: rgba(255, 255, 255, 0.02);
}

.preset-card:hover {
  border-color: var(--color-primary-dim);
  background: var(--color-primary-glow);
}

.preset-option input[type="radio"]:checked + .preset-card {
  border-color: var(--color-primary);
  background: var(--color-primary-glow);
  box-shadow: 0 0 0 1px var(--color-primary-dim);
}

.preset-name {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.preset-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-primary);
  color: #fff;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

.preset-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Compress button */
.compress-btn-wrap {
  margin: 1.5rem 0;
  text-align: center;
}

/* Progress */
.progress-wrap {
  margin: 2rem 0;
  display: none;
}

.progress-wrap.processing {
  display: block;
}

.progress-fill.indeterminate {
  width: 100% !important;
  animation: indeterminate 1.5s ease-in-out infinite;
  background: linear-gradient(
    90deg,
    var(--color-primary) 0%,
    rgba(139, 92, 246, 0.4) 50%,
    var(--color-primary) 100%
  );
  background-size: 200% 100%;
}

@keyframes indeterminate {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Error */
.error-message {
  background: rgba(255, 59, 48, 0.07);
  color: #ff7b73;
  border: 1px solid rgba(255, 59, 48, 0.18);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin: 1rem 0;
  font-size: 0.875rem;
  display: none;
}

.error-message.visible {
  display: block;
}

/* Result section */
.result-section {
  display: none;
  margin-top: 2rem;
}

.result-section.visible {
  display: block;
}

.result-summary {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.result-summary .savings {
  color: var(--color-primary);
}

.result-summary .savings.negative {
  color: #ff7b73;
}

.result-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

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

/* Video preview */
.result-video-wrap {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.result-video-wrap video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* Stats table */
.result-stats {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.stat-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-border);
  gap: 0.5rem;
}

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

.stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
  flex-shrink: 0;
}

.stat-value {
  font-size: 0.875rem;
  color: var(--color-text);
  font-weight: 600;
  text-align: right;
}

.stat-value.highlight {
  color: var(--color-primary);
}

.stat-value.negative {
  color: #ff7b73;
}

/* Download action */
.result-actions {
  text-align: center;
  padding-top: 0.25rem;
}

.result-actions .btn {
  min-width: 260px;
}