@font-face {
  font-family: 'Al-Jazeera-Arabic';
  src: url('Al-Jazeera-Arabic-Regular.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}

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

:root {
  --bg-deep: #0b0d17;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.07);
  --border-card: rgba(255, 255, 255, 0.08);
  --border-card-hover: rgba(167, 139, 250, 0.3);

  --text-primary: #f0f0f5;
  --text-secondary: #9ca3b4;
  --text-muted: #5e6578;

  --accent-violet: #a78bfa;
  --accent-emerald: #6ee7b7;
  --accent-gradient: linear-gradient(135deg, var(--accent-violet), var(--accent-emerald));

  --danger: #f87171;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --glow-violet: 0 0 80px rgba(167, 139, 250, 0.15);
  --glow-emerald: 0 0 80px rgba(110, 231, 183, 0.10);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.bg-blobs {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.45;
  will-change: transform;
}

.blob-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #7c3aed 0%, transparent 70%);
  top: -15%;
  left: -10%;
  animation: blobDrift1 18s ease-in-out infinite alternate;
}

.blob-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #059669 0%, transparent 70%);
  bottom: -10%;
  right: -8%;
  animation: blobDrift2 22s ease-in-out infinite alternate;
}

.blob-3 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #6366f1 0%, transparent 70%);
  top: 50%;
  left: 55%;
  animation: blobDrift3 15s ease-in-out infinite alternate;
}

@keyframes blobDrift1 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(80px, 60px) scale(1.15); }
}
@keyframes blobDrift2 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-60px, -80px) scale(1.1); }
}
@keyframes blobDrift3 {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, -50px) scale(1.2); }
}

.app-container {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 20px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

.header-text {
  flex: 1;
  min-width: 0;
}

.logo-mark {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(167, 139, 250, 0.08);
  border: 1px solid rgba(167, 139, 250, 0.15);
}

.app-title {
  font-size: 1.65rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.app-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 2px;
}


.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.glass-card:hover {
  border-color: var(--border-card-hover);
  box-shadow: var(--glow-violet);
}

.upload-card {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.drop-zone {
  position: relative;
  border: 2px dashed rgba(167, 139, 250, 0.25);
  border-radius: var(--radius-md);
  padding: 48px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s, transform 0.25s ease;
  outline: none;
}

.drop-zone:hover,
.drop-zone:focus-visible {
  border-color: var(--accent-violet);
  background: rgba(167, 139, 250, 0.05);
  transform: translateY(-2px);
}

.drop-zone.drag-over {
  border-color: var(--accent-emerald);
  background: rgba(110, 231, 183, 0.06);
  transform: scale(1.02);
  box-shadow: 0 0 40px rgba(110, 231, 183, 0.12);
}

.drop-zone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.drop-icon {
  opacity: 0.7;
  transition: opacity 0.3s, transform 0.3s;
}

.drop-zone:hover .drop-icon {
  opacity: 1;
  transform: translateY(-4px);
}

.drop-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.drop-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ----- Settings Body ----- */
.settings-body {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.setting-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.setting-group {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.setting-group--range {
  min-width: 140px;
  flex: 0 0 auto;
  width: 160px;
}

.setting-group--custom-range {
  flex: 1;
  min-width: 140px;
}

.setting-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.custom-select-wrap {
  position: relative;
}

.custom-select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 10px 36px 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}

.custom-select:hover {
  border-color: rgba(167, 139, 250, 0.35);
}

.custom-select:focus {
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.15);
}

.custom-select option {
  background: #1a1d2e;
  color: var(--text-primary);
}

.custom-select-wrap::after {
  content: '';
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid var(--text-secondary);
  pointer-events: none;
}

/* ----- Custom Input (text fields) ----- */
.custom-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  outline: none;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.custom-input::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.custom-input:hover {
  border-color: rgba(167, 139, 250, 0.35);
}

.custom-input:focus {
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.15);
}

/* ----- Custom Slider (range) ----- */
.slider-wrap {
  width: 100%;
}

.custom-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  transition: background 0.2s;
  cursor: pointer;
}

.custom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-gradient);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(167, 139, 250, 0.4);
  transition: transform 0.2s;
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.custom-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.custom-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-gradient);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(167, 139, 250, 0.4);
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.quality-value {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: none;
  letter-spacing: 0;
}

/* ----- Watermark Toggle ----- */
.watermark-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.watermark-toggle-row {
  display: flex;
  align-items: center;
}

.switch-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.custom-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.switch-track {
  position: relative;
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background 0.3s, border-color 0.3s;
  flex-shrink: 0;
}

.custom-checkbox:checked + .switch-track {
  background: rgba(167, 139, 250, 0.35);
  border-color: rgba(167, 139, 250, 0.4);
}

.switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text-secondary);
  transition: transform 0.3s, background 0.3s;
}

.custom-checkbox:checked + .switch-track .switch-thumb {
  transform: translateX(18px);
  background: var(--accent-violet);
  box-shadow: 0 0 8px rgba(167, 139, 250, 0.4);
}

.switch-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.custom-checkbox:checked ~ .switch-text {
  color: var(--text-primary);
}

.watermark-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 50px;
}

.watermark-opacity-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ----- File Info Card ----- */
.file-info-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.file-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.file-icon {
  flex-shrink: 0;
}

.file-name {
  font-weight: 600;
  font-size: 0.95rem;
  word-break: break-all;
}

.file-pages {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--accent-gradient);
  color: #0b0d17;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s, opacity 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(167, 139, 250, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-icon {
  font-size: 1.15rem;
  transition: transform 0.25s;
}

.btn-primary:hover .btn-icon {
  transform: translateX(3px);
}

/* ----- Download All button ----- */
.preview-actions {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

.btn-download-all {
  padding: 14px 36px;
  font-size: 1rem;
}

/* ----- Progress Card ----- */
.progress-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.progress-status {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.progress-percent {
  font-size: 0.9rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.progress-track {
  width: 100%;
  height: 8px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 100px;
  background: var(--accent-gradient);
  transition: width 0.35s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 100px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: shimmer 1.8s ease-in-out infinite;
}

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.alert-toast {
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.3);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.35s ease;
}

.alert-toast::before {
  content: '\26A0';
  font-size: 1.1rem;
  flex-shrink: 0;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ----- Preview Section ----- */
.preview-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 18px;
}

.section-heading {
  font-size: 1.15rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.preview-count {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.preview-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  animation: fadeUp 0.4s ease both;
}

.preview-item:hover {
  transform: translateY(-4px);
  border-color: rgba(167, 139, 250, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.preview-item img {
  width: 100%;
  display: block;
  aspect-ratio: auto;
}

.preview-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 12px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  text-align: center;
  z-index: 1;
}

/* ----- Individual Download Button on Preview Items ----- */
.preview-download-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 1rem;
  transition: background 0.25s, transform 0.2s, color 0.25s;
  opacity: 0;
  z-index: 2;
  text-decoration: none;
  line-height: 1;
}

.preview-item:hover .preview-download-btn {
  opacity: 1;
}

.preview-download-btn:hover {
  background: rgba(167, 139, 250, 0.6);
  color: #fff;
  transform: scale(1.1);
  border-color: rgba(167, 139, 250, 0.4);
}

/* ----- Footer ----- */
.app-footer {
  text-align: center;
  padding: 16px 0 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

.rtl-mode {
  font-family: 'Al-Jazeera-Arabic', 'Inter', system-ui, sans-serif;
}

.rtl-mode .app-header {
  flex-direction: row-reverse;
}

.rtl-mode .header-text {
  text-align: right;
}

.rtl-mode .file-meta {
  flex-direction: row-reverse;
}

.rtl-mode .file-info-card {
  flex-direction: row-reverse;
}

.rtl-mode .btn-primary {
  flex-direction: row-reverse;
}

.rtl-mode .btn-primary:hover .btn-icon {
  transform: translateX(-3px);
}

.rtl-mode .btn-icon {
  transform: scaleX(-1);
}

.rtl-mode .custom-select {
  padding: 10px 14px 10px 36px;
}

.rtl-mode .custom-select-wrap::after {
  right: auto;
  left: 14px;
}

.rtl-mode .alert-toast {
  flex-direction: row-reverse;
  text-align: right;
}

.rtl-mode .progress-header {
  flex-direction: row-reverse;
}

.rtl-mode .preview-label {
  font-family: 'Noto Sans Arabic', 'Inter', sans-serif;
}

.rtl-mode .setting-row {
  flex-direction: row-reverse;
}

.rtl-mode .watermark-controls {
  padding-left: 0;
  padding-right: 50px;
}

.rtl-mode .preview-download-btn {
  right: auto;
  left: 8px;
}

.rtl-mode .slider-labels {
  flex-direction: row-reverse;
}


/* ----- Preview Checkbox & Selection Styles ----- */
.preview-checkbox {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(11, 13, 23, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  z-index: 5;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.preview-item.selected .preview-checkbox {
  background: var(--accent-emerald);
  border-color: var(--accent-emerald);
  color: #0b0d17;
}

.preview-item {
  cursor: pointer;
}

.preview-item:not(.selected) {
  opacity: 0.55;
  border-color: rgba(255, 255, 255, 0.04);
}

.preview-item:not(.selected):hover {
  opacity: 0.8;
}

.preview-item.selected {
  border-color: var(--accent-violet);
  box-shadow: 0 0 15px rgba(167, 139, 250, 0.25);
}

.rtl-mode .preview-checkbox {
  left: auto;
  right: 8px;
}

@media (max-width: 600px) {
  .app-container {
    padding: 40px 14px 24px;
    gap: 18px;
  }

  .glass-card {
    padding: 20px;
    border-radius: var(--radius-md);
  }

  .app-title {
    font-size: 1.35rem;
  }

  .drop-zone {
    padding: 36px 16px;
  }

  .setting-row {
    flex-direction: column;
  }

  .setting-group--range {
    width: 100%;
  }

  .watermark-controls {
    padding-left: 0;
  }

  .rtl-mode .watermark-controls {
    padding-right: 0;
  }

  .file-info-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .rtl-mode .file-info-card {
    align-items: flex-end;
  }

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

  .preview-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
  }

  .preview-download-btn {
    opacity: 1;
  }

  .blob-1 { width: 350px; height: 350px; }
  .blob-2 { width: 300px; height: 300px; }
  .blob-3 { width: 200px; height: 200px; }
}

@media (min-width: 601px) and (max-width: 900px) {
  .app-container {
    max-width: 620px;
  }
}

/* ===== Tab Navigation ===== */
.tab-nav {
  display: flex;
  gap: 4px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 4px;
  overflow: hidden;
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
  min-height: 42px;
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.tab-btn.active {
  background: rgba(167, 139, 250, 0.12);
  border-color: rgba(167, 139, 250, 0.3);
  color: var(--accent-violet);
  box-shadow: 0 0 12px rgba(167, 139, 250, 0.1);
}

.tab-icon {
  flex-shrink: 0;
  opacity: 0.7;
}

.tab-btn.active .tab-icon {
  opacity: 1;
}

.tab-panel {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ===== Text-to-PDF Card ===== */
.text-to-pdf-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ttp-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ttp-heading {
  font-size: 1.15rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ttp-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* ===== Two-Panel Layout ===== */
.ttp-two-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 480px;
}

.ttp-input-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-right: 20px;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.ttp-preview-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-left: 20px;
}

/* ===== Mode Toggle ===== */
.ttp-mode-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ttp-mode-label-text {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  flex-shrink: 0;
}

.ttp-mode-toggle {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 3px;
}

/* ===== Utilities Row for Textarea ===== */
.ttp-textarea-header {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.ttp-util-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.ttp-util-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--accent-violet);
  border-color: rgba(167, 139, 250, 0.35);
  box-shadow: 0 0 10px rgba(167, 139, 250, 0.1);
}

.rtl-mode .ttp-textarea-header {
  flex-direction: row-reverse;
}

.ttp-mode-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
  min-height: 32px;
}

.ttp-mode-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.ttp-mode-btn.active {
  background: rgba(167, 139, 250, 0.15);
  border-color: rgba(167, 139, 250, 0.3);
  color: var(--accent-violet);
  box-shadow: 0 0 10px rgba(167, 139, 250, 0.08);
}

.ttp-mode-text {
  letter-spacing: 0.02em;
}

/* ===== Textarea ===== */
.ttp-textarea {
  width: 100%;
  min-height: 260px;
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 16px;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', 'Inter', 'Noto Sans Arabic', system-ui, monospace;
  font-size: 0.85rem;
  line-height: 1.7;
  outline: none;
  resize: vertical;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.ttp-textarea:hover {
  border-color: rgba(167, 139, 250, 0.35);
}

.ttp-textarea:focus {
  border-color: var(--accent-violet);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.15);
}

.ttp-textarea::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

/* ===== Action Buttons Row ===== */
.ttp-actions-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ttp-sample-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  min-height: 46px;
}

.ttp-sample-btn:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(167, 139, 250, 0.3);
  color: var(--accent-violet);
}

#btn-format {
  flex: 1;
  justify-content: center;
  min-height: 46px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-violet), #8b5cf6, #3b82f6);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(167, 139, 250, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#btn-format:hover {
  background: linear-gradient(135deg, #c084fc, #a78bfa, #60a5fa);
  box-shadow: 0 6px 20px rgba(167, 139, 250, 0.35);
  transform: translateY(-2px);
}

#btn-format:active {
  transform: translateY(0);
}

/* ===== Preview Panel ===== */
.ttp-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ttp-preview-heading {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ttp-entry-count {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.ttp-preview {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  overflow-y: auto;
  min-height: 300px;
  transition: border-color 0.3s;
}

.ttp-preview:has(.ttp-document) {
  padding: 0;
  background: transparent;
  border-color: rgba(167, 139, 250, 0.12);
}

.ttp-preview-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 0.88rem;
  text-align: center;
}

/* ===== Document Preview ===== */
.ttp-document {
  font-family: 'Al-Jazeera-Arabic', 'Noto Sans Arabic', 'Inter', system-ui, sans-serif;
  padding: 16px 14px;
  background: #ffffff;
  color: #1a1a2e;
  max-width: 210mm;
  margin: 0 auto;
  border-radius: 4px;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
  line-height: 1.2;
}

.ttp-document .ttp-doc-question {
  color: #1e40af;
  font-weight: 800;
  font-size: 0.72rem;
  margin-bottom: 0;
  display: inline;
}

.ttp-document .q-label {
  color: #1e40af;
  font-weight: 800;
  margin-left: 1px;
}

.ttp-document .ttp-doc-answer {
  color: #1f2937;
  font-size: 0.68rem;
  line-height: 1.2;
  display: inline;
}

.ttp-document .ttp-doc-answer::before {
  content: " — ";
  color: #9ca3af;
}

.ttp-document .a-label {
  color: #15803d;
  font-weight: 800;
  margin-left: 1px;
}

.ttp-document .ttp-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  background: #ffffff;
}

.ttp-document .ttp-table th, 
.ttp-document .ttp-table td {
  border: 1px solid #c7d2fe;
  padding: 8px 10px;
  font-size: 0.72rem;
  line-height: 1.35;
  text-align: right;
  word-break: break-word;
}

.ttp-document .ttp-table th {
  background-color: #f1f5f9;
  font-weight: 800;
  color: #0f172a;
  border-bottom: 2px solid #94a3b8;
}

.ttp-document .ttp-table tr:nth-child(even) {
  background-color: #f8fafc;
}

.ttp-document .ttp-table.mode-definitions td.col-q { color: #4f46e5; font-weight: 800; }
.ttp-document .ttp-table.mode-explanations td.col-q { color: #d97706; font-weight: 800; }
.ttp-document .ttp-table.mode-locations td.col-q { color: #7c3aed; font-weight: 800; }
.ttp-document .ttp-table.mode-responsible td.col-q { color: #db2777; font-weight: 800; }
.ttp-document .ttp-table.mode-functions td.col-q { color: #0d9488; font-weight: 800; }
.ttp-document .ttp-table.mode-comparisons td.col-q { color: #2563eb; font-weight: 800; }

.ttp-document .ttp-table td.col-a {
  color: #334155;
}

/* ===== PDF Compact Layout (High-Density, 50+ lines) ===== */
.ttp-document-pdf {
  font-family: 'Noto Sans Arabic', 'Inter', system-ui, sans-serif;
  padding: 10px 14px;
  background: #ffffff;
  color: #1a1a2e;
  width: 190mm;
  margin: 0;
  line-height: 1.35;
  box-sizing: border-box;
}

.ttp-document-pdf .ttp-doc-entries {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.ttp-document-pdf .ttp-doc-entry {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  padding: 5px 8px;
  background: #f8f7ff;
  border-radius: 5px;
  border-left: 2.5px solid #a78bfa;
  page-break-inside: avoid;
}

.ttp-document-pdf .ttp-doc-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 19px;
  height: 19px;
  min-width: 19px;
  border-radius: 50%;
  background: linear-gradient(135deg, #a78bfa, #6ee7b7);
  color: #fff;
  font-size: 0.55rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.ttp-document-pdf .ttp-doc-entry-body {
  flex: 1;
  min-width: 0;
}

.ttp-document-pdf .ttp-doc-title {
  font-weight: 800;
  font-size: 0.78rem;
  margin-bottom: 2px;
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.3;
}

.ttp-document-pdf .ttp-doc-desc {
  font-size: 0.65rem;
  color: #3a3a5a;
  line-height: 1.35;
}

/* RTL for PDF compact */
.rtl-mode .ttp-document-pdf .ttp-doc-entry {
  border-left: none;
  border-right: 2.5px solid #a78bfa;
}

.rtl-mode .ttp-document-pdf .ttp-doc-entry-body {
  text-align: right;
}

/* ===== Footer Actions ===== */
.ttp-footer-actions {
  display: flex;
  justify-content: flex-end;
  padding-top: 2px;
}

.ttp-footer-actions .btn-primary {
  padding: 12px 32px;
  font-size: 0.9rem;
}

/* ===== RTL Overrides ===== */
.rtl-mode .tab-nav {
  flex-direction: row-reverse;
}

.rtl-mode .tab-btn {
  font-family: 'Noto Sans Arabic', 'Inter', system-ui, sans-serif;
}

.rtl-mode .ttp-input-panel {
  padding-right: 0;
  padding-left: 20px;
  border-right: none;
  border-left: 1px solid rgba(255, 255, 255, 0.07);
}

.rtl-mode .ttp-preview-panel {
  padding-left: 0;
  padding-right: 20px;
}

.rtl-mode .ttp-document,
.rtl-mode .ttp-document-pdf {
  font-family: 'Al-Jazeera-Arabic', 'Noto Sans Arabic', 'Inter', system-ui, sans-serif;
}

.rtl-mode .ttp-doc-entry {
  border-left: none;
  border-right: 3px solid #a78bfa;
}

.rtl-mode .ttp-doc-entry:hover {
  transform: translateX(-4px);
}

.rtl-mode .ttp-doc-entry-body {
  text-align: right;
}

.rtl-mode .ttp-mode-row {
  flex-direction: row-reverse;
}

.rtl-mode .ttp-actions-row {
  flex-direction: row-reverse;
}

.rtl-mode .ttp-preview-header {
  flex-direction: row-reverse;
}

.rtl-mode .ttp-footer-actions {
  justify-content: flex-start;
}

.rtl-mode .ttp-heading,
.rtl-mode .ttp-subtitle,
.rtl-mode .ttp-mode-label-text,
.rtl-mode .ttp-preview-heading {
  text-align: right;
}

/* ===== Responsive: Text-to-PDF ===== */
@media (max-width: 768px) {
  .ttp-two-panel {
    grid-template-columns: 1fr;
    gap: 20px;
    min-height: auto;
  }

  .ttp-input-panel {
    padding-right: 0;
    border-right: none;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  }

  .ttp-preview-panel {
    padding-left: 0;
  }

  .rtl-mode .ttp-input-panel {
    padding-left: 0;
    border-left: none;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  }

  .rtl-mode .ttp-preview-panel {
    padding-right: 0;
  }
}

@media (max-width: 600px) {
  .tab-btn {
    font-size: 0.75rem;
    padding: 8px 10px;
    gap: 5px;
  }

  .tab-icon {
    display: none;
  }

  .ttp-textarea {
    min-height: 180px;
    padding: 14px;
    font-size: 0.82rem;
  }

  .ttp-document {
    padding: 20px 16px;
  }

  .ttp-document .ttp-doc-entry {
    padding: 12px 14px;
    gap: 10px;
  }

  .ttp-actions-row {
    flex-direction: column;
  }

  .ttp-sample-btn {
    width: 100%;
    justify-content: center;
  }

  .ttp-mode-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .ttp-footer-actions .btn-primary {
    width: 100%;
    justify-content: center;
  }
}

/* ===== PDF Export Specific Overrides (Prevents html2canvas RTL/Flexbox rendering bugs) ===== */
.ttp-document.ttp-pdf-mode {
  font-family: 'Al-Jazeera-Arabic', 'Noto Sans Arabic', 'Inter', system-ui, sans-serif !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
  box-sizing: border-box !important;
  background: #ffffff !important;
  padding: 24px !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-entries {
  display: block !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-entry {
  display: block !important;
  position: relative !important;
  padding: 16px 18px 16px 62px !important; /* LTR padding: left has more space for absolute number */
  margin-bottom: 16px !important;
  background: #f8f7ff !important;
  border-radius: 10px !important;
  border-left: 3px solid #a78bfa !important;
  border-right: none !important;
  min-height: 48px !important;
  box-sizing: border-box !important;
  page-break-inside: avoid !important;
  transform: none !important;
  box-shadow: none !important;
}

/* RTL overrides for PDF export */
.ttp-document.ttp-pdf-mode[dir="rtl"] .ttp-doc-entry {
  padding: 16px 62px 16px 18px !important; /* RTL padding: right has more space for absolute number */
  border-left: none !important;
  border-right: 3px solid #a78bfa !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-number {
  position: absolute !important;
  left: 18px !important;
  top: 18px !important;
  margin-top: 0 !important;
  display: block !important;
  width: 30px !important;
  height: 30px !important;
  line-height: 30px !important;
  text-align: center !important;
  border-radius: 50% !important;
  background: #a78bfa !important;
  color: #ffffff !important;
  font-size: 0.75rem !important;
  font-weight: 700 !important;
  box-sizing: border-box !important;
}

.ttp-document.ttp-pdf-mode[dir="rtl"] .ttp-doc-number {
  left: auto !important;
  right: 18px !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-entry-body {
  display: block !important;
  width: 100% !important;
  text-align: left !important;
  box-sizing: border-box !important;
}

.ttp-document.ttp-pdf-mode[dir="rtl"] .ttp-doc-entry-body {
  text-align: right !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-title {
  font-weight: 800 !important;
  font-size: 1.05rem !important;
  margin-bottom: 6px !important;
  color: #7c3aed !important;
  -webkit-text-fill-color: #7c3aed !important;
  line-height: 1.4 !important;
  background: none !important;
  background-clip: unset !important;
  -webkit-background-clip: unset !important;
}

.ttp-document.ttp-pdf-mode .ttp-doc-desc {
  font-size: 0.88rem !important;
  color: #3a3a5a !important;
  line-height: 1.7 !important;
  word-wrap: break-word !important;
  white-space: normal !important;
}

/* Prevent auto zoom/magnification on mobile device inputs */
@media (max-width: 768px) {
  input, textarea, select, .custom-input, .custom-select, .ttp-textarea {
    font-size: 16px !important;
  }
}