* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0f0f1a;
  --bg-secondary: #1a1a2e;
  --bg-card: #16213e;
  --bg-input: #1a1a2e;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0b8;
  --text-muted: #6c6c80;
  --accent: #4f8cff;
  --accent-hover: #3a7bff;
  --accent-glow: rgba(79, 140, 255, 0.3);
  --success: #4caf50;
  --success-bg: rgba(76, 175, 80, 0.15);
  --danger: #f44336;
  --danger-bg: rgba(244, 67, 54, 0.15);
  --warning: #ff9800;
  --warning-bg: rgba(255, 152, 0, 0.15);
  --border: #2a2a4a;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
    Cantarell, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Layout */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

nav {
  display: flex;
  gap: 12px;
}

.nav-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.nav-btn:hover,
.nav-btn.active {
  background: var(--bg-card);
  border-color: var(--accent);
  color: var(--accent);
}

/* Auth Status Bar */
.auth-bar {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.auth-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--bg-card);
}

.auth-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.auth-status .dot.connected {
  background: var(--success);
  box-shadow: 0 0 8px rgba(76, 175, 80, 0.5);
}

.auth-status .dot.disconnected {
  background: var(--text-muted);
}

.auth-btn {
  background: var(--accent);
  color: white;
  border: none;
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
  transition: var(--transition);
}

.auth-btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 15px var(--accent-glow);
}

.auth-btn.outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

/* Main Content */
main {
  padding: 30px 0;
}

.page {
  display: none;
}

.page.active {
  display: block;
}

/* Upload Form */
.upload-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 30px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.upload-card h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.upload-card p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.input-group {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.input-group input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 14px 18px;
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
}

.input-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-group input::placeholder {
  color: var(--text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: white;
  border: none;
  padding: 14px 24px;
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-danger {
  background: var(--danger);
}

.btn-danger:hover {
  background: #d32f2f;
  box-shadow: 0 0 20px rgba(244, 67, 54, 0.3);
}

.btn-success {
  background: var(--success);
}

.btn-success:hover {
  background: #388e3c;
  box-shadow: 0 0 20px rgba(76, 175, 80, 0.3);
}

.btn.outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn.outline:hover {
  background: var(--accent-glow);
}

.btn.small {
  padding: 8px 12px;
  font-size: 0.82rem;
}

.target-folder-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  padding: 12px 14px;
  margin-bottom: 16px;
}

.target-label {
  color: var(--text-muted);
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.torrent-file-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.torrent-file-row input[type="file"] {
  flex: 1;
  color: var(--text-secondary);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  padding: 10px;
  min-width: 0;
}

.url-type-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 8px;
}

.url-type-badge.public {
  background: var(--success-bg);
  color: var(--success);
}

.url-type-badge.private {
  background: var(--warning-bg);
  color: var(--warning);
}

/* Progress Section */
.progress-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.progress-title {
  font-weight: 600;
  font-size: 1rem;
}

.progress-status {
  font-size: 0.85rem;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 500;
}

.progress-status.downloading {
  background: var(--warning-bg);
  color: var(--warning);
}

.progress-status.uploading {
  background: var(--accent-glow);
  color: var(--accent);
}

.progress-status.completed {
  background: var(--success-bg);
  color: var(--success);
}

.progress-status.failed {
  background: var(--danger-bg);
  color: var(--danger);
}

.progress-status.cancelled {
  background: rgba(158, 158, 158, 0.15);
  color: #9e9e9e;
}

.progress-status.waiting_subtitles {
  background: var(--accent-glow);
  color: var(--accent);
}

.progress-bar-container {
  margin-bottom: 16px;
}

.progress-phase {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.progress-bars {
  display: grid;
  gap: 14px;
  margin-bottom: 16px;
}

.transfer-row {
  min-width: 0;
}

.progress-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.3s ease;
  position: relative;
}

.progress-bar-fill.download {
  background: linear-gradient(90deg, #ff9800, #ffc107);
}

.progress-bar-fill.upload {
  background: linear-gradient(90deg, #4f8cff, #6c63ff);
}

.progress-bar-fill.completed {
  background: linear-gradient(90deg, #4caf50, #8bc34a);
}

.progress-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.subtitle-selection {
  margin-top: 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  padding: 14px;
}

.subtitle-header,
.subtitle-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.subtitle-header {
  margin-bottom: 10px;
}

.subtitle-header span,
.subtitle-meta {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.subtitle-list {
  display: grid;
  gap: 8px;
  max-height: 220px;
  overflow: auto;
  margin-bottom: 12px;
}

.subtitle-option {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
}

.subtitle-option:hover {
  border-color: var(--accent);
}

.subtitle-name {
  display: block;
  color: var(--text-primary);
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.stat-item {
  background: var(--bg-input);
  padding: 12px;
  border-radius: var(--border-radius-sm);
  text-align: center;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Queue info */
.queue-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: center;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  margin-bottom: 16px;
}

/* Success Card */
.success-card {
  background: var(--bg-card);
  border: 1px solid var(--success);
  border-radius: var(--border-radius);
  padding: 30px;
  text-align: center;
  box-shadow: 0 0 30px rgba(76, 175, 80, 0.1);
}

.success-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.success-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.success-card p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.drive-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  text-decoration: none;
  padding: 10px 20px;
  border: 1px solid var(--accent);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.drive-link:hover {
  background: var(--accent-glow);
}

/* Dashboard */
.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 20px;
  text-align: center;
}

.stat-card .stat-number {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.stat-card.total .stat-number {
  color: var(--accent);
}
.stat-card.completed .stat-number {
  color: var(--success);
}
.stat-card.failed .stat-number {
  color: var(--danger);
}
.stat-card.active .stat-number {
  color: var(--warning);
}

/* History Table */
.history-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.history-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.filter-btns {
  display: flex;
  gap: 8px;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 14px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

th {
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.75rem;
}

tr:hover {
  background: rgba(79, 140, 255, 0.05);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
}

.status-badge.completed {
  background: var(--success-bg);
  color: var(--success);
}
.status-badge.failed {
  background: var(--danger-bg);
  color: var(--danger);
}
.status-badge.downloading,
.status-badge.uploading {
  background: var(--warning-bg);
  color: var(--warning);
}
.status-badge.cancelled {
  background: rgba(158, 158, 158, 0.15);
  color: #9e9e9e;
}
.status-badge.waiting_subtitles {
  background: var(--accent-glow);
  color: var(--accent);
}

.action-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
  font-size: 0.9rem;
}

.action-btn:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.action-btn.danger:hover {
  background: var(--danger-bg);
  color: var(--danger);
}

.action-btn.success:hover {
  background: var(--success-bg);
  color: var(--success);
}

/* Drive browser */
.drive-browser {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.drive-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.drive-path {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-top: 4px;
  overflow-wrap: anywhere;
}

.drive-actions,
.drive-row-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.drive-table-wrapper {
  overflow-x: auto;
}

.drive-name-btn {
  background: transparent;
  border: 0;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font: inherit;
  max-width: 360px;
  text-align: left;
}

.drive-name-btn span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.drive-name-btn:hover {
  color: var(--accent);
}

.drive-file-icon {
  color: var(--text-muted);
  font-size: 0.75rem;
  min-width: 42px;
  text-transform: uppercase;
}

/* Google Auth Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  padding: 30px;
  width: 90%;
  max-width: 450px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal h3 {
  margin-bottom: 16px;
}

.modal input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 12px;
  transition: var(--transition);
}

.modal input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.modal-actions .btn {
  flex: 1;
  justify-content: center;
}

/* Toast notifications */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  padding: 14px 20px;
  min-width: 280px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  animation: slideIn 0.3s ease;
  font-size: 0.9rem;
}

.toast.error {
  border-color: var(--danger);
  border-left: 3px solid var(--danger);
}

.toast.success {
  border-color: var(--success);
  border-left: 3px solid var(--success);
}

.toast.info {
  border-color: var(--accent);
  border-left: 3px solid var(--accent);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .header-content {
    flex-wrap: wrap;
    gap: 10px;
  }

  .auth-bar {
    width: 100%;
    justify-content: flex-start;
  }

  .input-group {
    flex-direction: column;
  }

  .input-group .btn {
    width: 100%;
    justify-content: center;
  }

  .progress-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .target-folder-row,
  .drive-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .target-actions,
  .drive-actions {
    width: 100%;
  }

  .target-actions .btn,
  .drive-actions .btn {
    flex: 1;
    justify-content: center;
  }

  .dashboard-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .history-header {
    flex-direction: column;
    gap: 12px;
  }

  .filter-btns {
    flex-wrap: wrap;
  }

  .modal {
    width: 95%;
    padding: 20px;
  }
}

/* Link type indicator */
.link-type-indicator {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: -8px;
  margin-bottom: 16px;
  min-height: 20px;
}

/* Queue count badge */
.queue-badge {
  background: var(--accent);
  color: white;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 6px;
}