/* ===== App Page Styles ===== */

.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-body {
  flex: 1;
  padding: 32px 0 48px;
}

/* ===== CONVERTER GRID ===== */
.converter-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 24px;
  align-items: start;
}

/* ===== SIDEBAR ===== */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 90px;
}

.sidebar-card {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-title {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

/* Mode Tabs */
.mode-tab {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  width: 100%;
  text-align: left;
  transition: all 0.2s;
}

.mode-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border);
}

.mode-tab.active {
  background: rgba(108,99,255,0.12);
  border-color: rgba(108,99,255,0.4);
  color: var(--accent);
}

.mode-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  background: rgba(255,255,255,0.05);
  transition: background 0.2s;
}

.mode-tab.active .mode-icon { background: rgba(108,99,255,0.2); }

.mode-label { flex: 1; }
.mode-badge {
  font-size: 0.65rem;
  padding: 2px 6px;
  background: rgba(0,212,170,0.15);
  color: var(--accent-2);
  border-radius: 100px;
  border: 1px solid rgba(0,212,170,0.3);
}

/* API Key */
.api-key-card { padding: 16px 20px; }

.api-key-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.api-key-input {
  flex: 1;
  padding: 8px 12px;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-family: monospace;
  font-size: 0.75rem;
  outline: none;
  transition: border-color 0.2s;
  overflow: hidden;
  text-overflow: ellipsis;
}

.api-key-input:focus { border-color: var(--accent); }

.api-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--success);
  margin-top: 6px;
}

.api-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* ===== MAIN CONVERTER PANEL ===== */
.converter-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.panel-subtitle { font-size: 0.85rem; color: var(--text-muted); margin-top: 2px; }

/* Upload Zone */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  background: rgba(15,15,46,0.4);
  position: relative;
  overflow: hidden;
}

.upload-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(108,99,255,0.05), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
}

.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent);
  background: rgba(108,99,255,0.05);
}

.upload-zone:hover::before, .upload-zone.dragover::before { opacity: 1; }

.upload-zone.dragover {
  transform: scale(1.01);
  box-shadow: 0 0 40px rgba(108,99,255,0.15);
}

.upload-icon-wrap {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: var(--radius);
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  transition: transform 0.3s;
}

.upload-zone:hover .upload-icon-wrap { transform: translateY(-4px); }

.upload-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.upload-desc { font-size: 0.85rem; color: var(--text-secondary); }

.upload-formats {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.format-chip {
  padding: 4px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* File Info Card */
.file-info-card {
  padding: 16px 20px;
  display: none;
  align-items: center;
  gap: 16px;
}

.file-info-card.show { display: flex; }

.file-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.file-details { flex: 1; min-width: 0; }
.file-name-text {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.file-meta { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

.file-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-xs);
  transition: all 0.2s;
  display: flex;
  align-items: center;
}

.file-remove:hover { color: var(--error); background: rgba(255,85,85,0.1); }

/* Image Preview */
.image-preview-card {
  display: none;
  padding: 16px;
  align-items: flex-start;
  gap: 16px;
}

.image-preview-card.show { display: flex; }

.preview-thumbnail {
  width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

/* Conversion Actions */
.action-bar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Progress Card */
.progress-card {
  padding: 20px;
  display: none;
  flex-direction: column;
  gap: 12px;
}

.progress-card.show { display: flex; }

.progress-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.progress-label {
  font-size: 0.88rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.progress-percent {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

/* Result Card */
.result-card {
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 16px;
  border-color: rgba(0,212,170,0.3);
  background: rgba(0,212,170,0.05);
}

.result-card.show { display: flex; }

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

.result-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0,212,170,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--success);
  flex-shrink: 0;
}

.result-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.result-sub { font-size: 0.82rem; color: var(--text-secondary); }
.result-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* Error Card */
.error-card {
  padding: 16px 20px;
  display: none;
  align-items: flex-start;
  gap: 12px;
  border-color: rgba(255,85,85,0.3);
  background: rgba(255,85,85,0.05);
}

.error-card.show { display: flex; }

.error-icon { color: var(--error); margin-top: 2px; flex-shrink: 0; }
.error-text { font-size: 0.88rem; color: var(--error); line-height: 1.5; }

/* Camera Button */
.camera-btn-wrap {
  display: none;
}
.camera-btn-wrap.show { display: block; }

/* Camera Modal */
.camera-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.camera-modal.show { display: flex; }

.camera-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.camera-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.camera-video {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #000;
  max-height: 320px;
  object-fit: cover;
}

.camera-controls {
  display: flex;
  gap: 12px;
}

/* ===== HISTORY STRIP ===== */
.history-strip {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.history-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.history-item:hover { border-color: var(--border-hover); }

.history-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  background: rgba(108,99,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.history-info { flex: 1; min-width: 0; }
.history-name {
  font-size: 0.83rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-meta { font-size: 0.73rem; color: var(--text-muted); margin-top: 1px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .converter-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    flex-direction: row;
    overflow-x: auto;
    gap: 12px;
    padding-bottom: 4px;
  }

  .sidebar > * {
    flex-shrink: 0;
    width: auto;
    min-width: 180px;
  }

  .sidebar-card { min-width: 240px; }
  .api-key-card { display: none; }

  .mode-tabs-sidebar {
    display: flex;
    flex-direction: row;
    gap: 8px;
    overflow-x: auto;
  }

  .mode-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }
}

@media (max-width: 600px) {
  .upload-zone { padding: 32px 16px; }
  .action-bar { flex-direction: column; }
  .action-bar .btn { width: 100%; justify-content: center; }
  .result-actions { flex-direction: column; }
  .result-actions .btn { width: 100%; justify-content: center; }
  .app-body { padding: 20px 0 40px; }
}