:root {
  --bg-dark: #0d1117;
  --card-bg: #161b22;
  --card-border: rgba(255, 255, 255, 0.09);
  --card-hover-border: rgba(255, 255, 255, 0.18);
  
  --text-main: #f0f6fc;
  --text-muted: #8b949e;
  --text-dim: #6e7681;

  --accent-primary: #3b82f6;
  --accent-primary-hover: #2563eb;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  
  --input-bg: #0d1117;
  --input-border: rgba(255, 255, 255, 0.12);
  --input-focus-border: #3b82f6;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.2);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
}

/* Background */
.app-background {
  display: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--card-border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: #2563eb;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.app-title {
  font-family: 'Outfit', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-pro {
  font-size: 11px;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 2px 8px;
  border-radius: 6px;
}

.app-subtitle {
  color: var(--text-muted);
  font-size: 13px;
}

.header-right-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--card-border);
  padding: 3px;
  border-radius: var(--radius-sm);
  gap: 3px;
}

.lang-btn {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 5px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.lang-btn:hover {
  color: #fff;
}

.lang-btn.active {
  background: rgba(99, 102, 241, 0.25);
  color: #fff;
  border: 1px solid rgba(99, 102, 241, 0.4);
}

.system-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

/* Privacy Trust Banner */
.privacy-trust-banner {
  background: rgba(16, 185, 129, 0.07);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.trust-icon-box {
  width: 36px;
  height: 36px;
  background: rgba(16, 185, 129, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-emerald);
  flex-shrink: 0;
}

.trust-text {
  font-size: 13px;
  color: #d1d5db;
  line-height: 1.45;
}

.trust-text strong {
  color: var(--accent-emerald);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* Cards Base */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.25s ease;
}

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

.card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.header-icon {
  font-size: 24px;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-title {
  font-family: 'Outfit', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.card-desc {
  font-size: 13px;
  color: var(--text-muted);
}

/* Source Selection Tabs */
.tabs-nav {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  background: rgba(0, 0, 0, 0.25);
  padding: 5px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
}

.tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  background: rgba(99, 102, 241, 0.18);
  color: #fff;
  border: 1px solid rgba(99, 102, 241, 0.35);
  font-weight: 600;
}

/* Inputs & Form Elements */
.input-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.path-input-wrapper {
  display: flex;
  gap: 10px;
  align-items: center;
}

.custom-input {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: #fff;
  font-size: 14px;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  outline: none;
  transition: all 0.2s ease;
  font-family: inherit;
}

.custom-input:focus {
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.small-input {
  width: 90px;
  flex: none;
  text-align: center;
  padding: 8px 12px;
}

.options-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 14px;
}

/* Custom Checkbox */
.custom-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  user-select: none;
}

.custom-checkbox input {
  display: none;
}

.checkmark {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.custom-checkbox input:checked + .checkmark {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}

.custom-checkbox input:checked + .checkmark::after {
  content: "✓";
  color: #fff;
  font-size: 12px;
  font-weight: bold;
}

.custom-checkbox:hover .label-text {
  color: var(--text-main);
}

/* Dynamic Recent Quick Paths */
.quick-paths-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  transition: all 0.25s ease;
}

.quick-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dim);
}

.quick-chips-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.path-chip {
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #c7d2fe;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
}

.path-chip:hover {
  background: rgba(99, 102, 241, 0.28);
  border-color: rgba(99, 102, 241, 0.6);
  color: #fff;
  transform: translateY(-1px);
}

.output-preview-box {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
}

.out-label {
  color: var(--text-muted);
}

.out-path {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent-cyan);
  word-break: break-all;
}

/* Drag & Drop Zone */
.drop-zone {
  border: 2px dashed rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.04);
  border-radius: var(--radius-lg);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
  transform: translateY(-2px);
}

.drop-icon {
  color: var(--accent-primary);
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
}

.drop-text {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 6px;
}

.drop-highlight {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.drop-sub {
  font-size: 12px;
  color: var(--text-dim);
}

.file-hidden-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Settings Grid */
.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.setting-block {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--card-border);
  padding: 20px;
  border-radius: var(--radius-md);
}

.setting-block.full-width {
  grid-column: span 2;
}

.setting-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.setting-badge {
  font-size: 11px;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: rgba(255, 255, 255, 0.06);
  padding: 2px 8px;
  border-radius: 4px;
  color: var(--text-muted);
}

.setting-heading {
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
}

/* Chips Format Selection */
.chips-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 8px;
}

.chip {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  padding: 10px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.chip:hover {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-main);
}

.chip.active {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--accent-primary);
  color: #fff;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
}

.chip-name {
  font-size: 13px;
  font-weight: 600;
}

.chip-sub {
  font-size: 10px;
  opacity: 0.7;
}

.sub-setting-row {
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0, 0, 0, 0.25);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.color-picker-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-input {
  border: none;
  background: transparent;
  width: 28px;
  height: 28px;
  cursor: pointer;
  border-radius: 4px;
}

/* Segmented Control */
.segmented-control {
  display: flex;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
  padding: 4px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  gap: 4px;
  overflow-x: auto;
}

.seg-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.seg-btn:hover {
  color: #fff;
}

.seg-btn.active {
  background: var(--accent-primary);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4);
}

.preset-buttons {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.preset-btn {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-muted);
  font-size: 12px;
  padding: 7px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-btn:hover {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-main);
}

.preset-btn.active {
  background: rgba(6, 182, 212, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  font-weight: 600;
}

.number-input-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

.input-suffix-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.input-suffix-wrap .suffix {
  position: absolute;
  right: 10px;
  font-size: 12px;
  color: var(--text-dim);
  pointer-events: none;
}

/* Quick Paths */
.quick-paths-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.quick-title {
  font-size: 12px;
  color: var(--text-dim);
}

.path-chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.path-chip:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--accent-primary);
  color: #fff;
}

/* Quality Presets & Slider */
.quality-preset-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.q-preset-btn {
  flex: 1;
  min-width: 110px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-muted);
  font-size: 12px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.q-preset-btn:hover {
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--text-main);
}

.q-preset-btn.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--accent-emerald);
  color: var(--accent-emerald);
  font-weight: 600;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.2);
}

.quality-display-badge {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  padding: 4px 12px;
  border-radius: 6px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  transition: all 0.2s ease;
}

.slider-wrapper {
  margin-top: 10px;
}

.custom-range {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  background: linear-gradient(to right, #10b981 0%, #10b981 77.7%, rgba(255,255,255,0.12) 77.7%, rgba(255,255,255,0.12) 100%);
  border-radius: 999px;
  outline: none;
  margin: 10px 0 6px;
  cursor: pointer;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-emerald);
  cursor: pointer;
  box-shadow: 0 0 14px var(--accent-emerald);
  transition: transform 0.15s ease;
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.25);
}

.slider-scale-ticks {
  position: relative;
  width: 100%;
  height: 20px;
  margin-top: 6px;
}

.slider-scale-ticks .tick {
  position: absolute;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  user-select: none;
}

.slider-scale-ticks .tick.highlight {
  color: var(--accent-emerald);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 20px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #fff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--card-border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-cta {
  background: #10b981;
  color: #ffffff;
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.25);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.btn-cta:hover:not(:disabled) {
  background: #059669;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-cta:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.6);
  box-shadow: none;
}

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

.btn-outline:hover {
  background: rgba(6, 182, 212, 0.12);
}

/* Action Section & Progress */
.action-bar-layout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.action-summary {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ready-icon {
  font-size: 26px;
  width: 48px;
  height: 48px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-emerald);
}

.summary-title {
  font-family: 'Outfit', sans-serif;
  font-size: 17px;
  font-weight: 700;
}

.summary-sub {
  font-size: 13px;
  color: var(--text-muted);
}

.action-buttons-group {
  display: flex;
  gap: 12px;
}

.progress-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--card-border);
}

.progress-info-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

.progress-track {
  width: 100%;
  height: 10px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--card-border);
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #06b6d4, #10b981);
  border-radius: 999px;
  transition: width 0.3s ease;
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.6);
}

/* Stats Ribbon */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.stat-box {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.highlight-box {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
}

.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
}

.stat-value {
  font-family: 'Outfit', sans-serif;
  font-size: 22px;
  font-weight: 700;
}

.stat-sub {
  font-size: 11px;
  color: var(--accent-emerald);
}

.text-accent { color: var(--accent-cyan); }
.text-emerald { color: var(--accent-emerald); }

/* Table Section */
.table-container {
  overflow-x: auto;
  max-height: 480px;
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
}

.files-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.files-table th {
  background: rgba(0, 0, 0, 0.4);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
  position: sticky;
  top: 0;
  z-index: 1;
}

.files-table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.list-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-clear-all {
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-clear-all:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.6);
  color: #fff;
  transform: translateY(-1px);
}

.btn-remove-row {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-remove-row:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.5);
  color: #f87171;
  transform: scale(1.1);
}

.files-table td {
  color: var(--text-main);
}

.files-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--text-dim);
}

.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.status-pending { background: rgba(255, 255, 255, 0.08); color: var(--text-muted); }
.status-processing { background: rgba(99, 102, 241, 0.2); color: var(--accent-primary); animation: pulseDot 1.5s infinite; }
.status-success { background: rgba(16, 185, 129, 0.2); color: var(--accent-emerald); }
.status-error { background: rgba(244, 63, 94, 0.2); color: var(--accent-rose); }

.saving-badge {
  font-weight: 700;
  color: var(--accent-emerald);
}

/* Footer */
.app-footer {
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 30px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
}

.toast {
  background: #1f293d;
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-card);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.hidden { display: none !important; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 14px; }

/* ==========================================================================
   Comprehensive Mobile & Tablet Responsiveness Overhaul
   ========================================================================== */

@media (max-width: 900px) {
  .settings-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .setting-block.full-width {
    grid-column: span 1;
  }
  .stats-ribbon {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .action-bar-layout {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }
  .action-buttons-group {
    flex-direction: column;
    width: 100%;
  }
  .action-buttons-group .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 16px 12px 50px;
  }

  /* Header adjustments */
  .app-header {
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 14px;
  }

  .brand {
    gap: 12px;
    flex: 1 1 100%;
  }

  .logo-icon {
    width: 38px;
    height: 38px;
    min-width: 38px;
  }

  .app-title {
    font-size: 18px;
    flex-wrap: wrap;
    gap: 6px;
  }

  .badge-pro {
    font-size: 10px;
    padding: 1px 6px;
  }

  .app-subtitle {
    font-size: 12px;
  }

  .header-right-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .lang-btn {
    padding: 5px 10px;
    font-size: 12px;
  }

  /* Privacy trust banner */
  .privacy-trust-banner {
    padding: 10px 14px;
    gap: 10px;
    margin-bottom: 16px;
  }

  .trust-icon-box {
    width: 30px;
    height: 30px;
    min-width: 30px;
  }

  .trust-text {
    font-size: 12px;
    line-height: 1.4;
  }

  /* Cards */
  .card {
    padding: 16px 14px;
    margin-bottom: 16px;
    border-radius: var(--radius-md);
  }

  .card-header {
    gap: 10px;
    margin-bottom: 14px;
  }

  .header-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    font-size: 18px;
  }

  .card-title {
    font-size: 16px;
  }

  .card-desc {
    font-size: 12px;
  }

  /* Tabs */
  .tabs-nav {
    gap: 6px;
    padding: 3px;
    margin-bottom: 14px;
  }

  .tab-btn {
    font-size: 12px;
    padding: 8px 10px;
    justify-content: center;
  }

  /* Path Input on Mobile: Full width input + buttons */
  .path-input-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .path-input-wrapper .custom-input {
    width: 100%;
    font-size: 13px;
    padding: 10px 12px;
  }

  .path-input-wrapper .btn {
    width: 100%;
    justify-content: center;
    padding: 10px 16px;
  }

  /* Segmented Control on Mobile: 2-column clean grid */
  .segmented-control {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    padding: 0;
    background: transparent;
    border: none;
    margin-bottom: 14px;
  }

  .seg-btn {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 8px 6px;
    font-size: 11px;
    text-align: center;
    justify-content: center;
    white-space: normal;
  }

  .seg-btn:first-child {
    grid-column: span 2;
  }

  /* Chips Group (Format selection) */
  .chips-group {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .chip {
    padding: 8px 6px;
  }

  .chip-name {
    font-size: 12px;
  }

  .chip-sub {
    font-size: 9px;
  }

  /* Presets buttons */
  .preset-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .preset-btn {
    font-size: 11px;
    padding: 6px 4px;
    text-align: center;
  }

  /* Number input row */
  .number-input-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .number-input-row .input-suffix-wrap {
    width: 100%;
  }

  .number-input-row .custom-input {
    width: 100%;
  }

  /* Quality Presets */
  .quality-preset-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .q-preset-btn {
    font-size: 11px;
    padding: 6px 8px;
    text-align: center;
  }

  .q-preset-btn:last-child {
    grid-column: span 2;
  }

  .setting-title-row {
    flex-wrap: wrap;
    gap: 6px;
  }

  .quality-display-badge {
    font-size: 11px;
    width: 100%;
    margin-top: 4px;
    text-align: center;
  }

  .slider-scale-ticks .tick {
    font-size: 10px;
  }

  /* Drop zone */
  .drop-zone {
    padding: 28px 14px;
  }

  .drop-text {
    font-size: 14px;
  }

  .drop-sub {
    font-size: 11px;
  }

  /* Stats Ribbon on Mobile */
  .stats-ribbon {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .stat-box {
    padding: 10px 12px;
  }

  .stat-value {
    font-size: 18px;
  }

  .stat-label {
    font-size: 10px;
  }

  .stat-sub {
    font-size: 10px;
  }

  /* Action Buttons & CTA */
  .btn-cta {
    width: 100%;
    padding: 14px 18px;
    font-size: 14px;
    justify-content: center;
  }

  .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 12px 16px;
  }

  /* Table & Queue */
  .list-card-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
  }

  .btn-clear-all {
    font-size: 11px;
    padding: 5px 10px;
  }

  .table-container {
    max-height: 380px;
    -webkit-overflow-scrolling: touch;
  }

  .files-table th, .files-table td {
    padding: 8px 10px;
    font-size: 12px;
    white-space: nowrap;
  }

  /* Toast on mobile */
  .toast-container {
    left: 14px;
    right: 14px;
    bottom: 14px;
  }

  .toast {
    font-size: 12px;
    padding: 10px 14px;
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 420px) {
  .app-title {
    font-size: 16px;
  }
  .chips-group {
    grid-template-columns: 1fr;
  }
  .quality-preset-row {
    grid-template-columns: 1fr;
  }
  .q-preset-btn:last-child {
    grid-column: span 1;
  }
  .stats-ribbon {
    grid-template-columns: 1fr;
  }
  .preset-buttons {
    grid-template-columns: 1fr;
  }
}