/*
  PDF Toolkit — Styles
  Inherits design tokens from /styles.css (loaded before this sheet).
  Adds all PDF-toolkit-specific UI components.
*/

/* ── Local token fallbacks (site tokens loaded via /styles.css) ─── */
:root {
  --pdf-red: #ef4444;
  --pdf-red-glow: rgba(239, 68, 68, 0.15);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.15);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.15);
}

/* ── Page Layout ─────────────────────────────────────────────────── */
body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  background-image: var(--bg-gradient);
  color: var(--text);
  min-height: 100vh;
  display: block;
  padding: 0;
  overflow-x: hidden;
}

.pdf-page-wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

/* ── Hero Section ────────────────────────────────────────────────── */
.tool-hero {
  text-align: center;
  padding: 2rem 1rem 1.5rem;
}

.tool-hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
}

.tool-hero p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 1rem;
  line-height: 1.6;
}

/* ── Hub Hero ────────────────────────────────────────────────────── */
.hub-hero {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

.hub-hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.hub-hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

/* ── Privacy Badge ───────────────────────────────────────────────── */
.privacy-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #34d399;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 99px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.01em;
}

/* ── Breadcrumb ──────────────────────────────────────────────────── */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb-nav a:hover { color: var(--accent); }
.breadcrumb-nav .current { color: var(--text); }

/* ── Drop Zone ───────────────────────────────────────────────────── */
.drop-zone {
  border: 2px dashed rgba(99, 102, 241, 0.35);
  border-radius: var(--radius);
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 3.5rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.drop-zone:hover,
.drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.06);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

.drop-zone.dragover { transform: scale(1.01); }

.drop-zone-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.drop-zone-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.drop-zone-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.drop-zone-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}

.drop-zone-btn:hover {
  background: linear-gradient(135deg, var(--accent-hover), #4338ca);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
  transform: translateY(-1px);
}

.accepted-formats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
}

.format-pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.format-pill.pdf  { border-color: rgba(239, 68, 68, 0.3); color: #fca5a5; }
.format-pill.img  { border-color: rgba(59, 130, 246, 0.3); color: #93c5fd; }
.format-pill.doc  { border-color: rgba(99, 102, 241, 0.3); color: #a5b4fc; }

/* ── File List ───────────────────────────────────────────────────── */
.file-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 1rem;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 0.65rem 1rem;
  transition: var(--transition);
}

.file-item:hover {
  border-color: rgba(99, 102, 241, 0.25);
  background: rgba(99, 102, 241, 0.04);
}

.file-item-icon { font-size: 1.6rem; flex-shrink: 0; }

.file-item-info { flex: 1; min-width: 0; }

.file-item-name {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-item-size {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.1rem;
}

.file-item-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 4px;
  transition: color 0.2s;
  font-size: 1rem;
  line-height: 1;
  flex-shrink: 0;
}

.file-item-remove:hover { color: var(--pdf-red); }

.file-item-drag-handle {
  color: var(--text-muted);
  cursor: grab;
  padding: 0.25rem;
  font-size: 1rem;
  flex-shrink: 0;
}

.file-item.dragging {
  opacity: 0.5;
  border-style: dashed;
  border-color: var(--accent);
}

/* ── Progress Bar ────────────────────────────────────────────────── */
.progress-wrap {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 99px;
  height: 6px;
  overflow: hidden;
  margin: 1rem 0;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #818cf8);
  border-radius: 99px;
  transition: width 0.3s ease;
  width: 0%;
}

.progress-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 0.4rem;
}

/* ── Controls Card ───────────────────────────────────────────────── */
.controls-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.controls-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.control-group { margin-bottom: 1.25rem; }
.control-group:last-child { margin-bottom: 0; }

.control-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.control-input,
.control-select {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 0.55rem 0.85rem;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

.control-select {
  background: rgba(17, 24, 39, 0.8);
  cursor: pointer;
}

.control-input:focus,
.control-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.control-range { width: 100%; accent-color: var(--accent); cursor: pointer; }

/* ── Segmented Control ───────────────────────────────────────────── */
.seg-control {
  display: flex;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}

.seg-control button {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  white-space: nowrap;
}

.seg-control button.active {
  background: var(--accent);
  color: white;
}

.seg-control button:hover:not(.active) {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

/* ── Rotation Buttons ────────────────────────────────────────────── */
.rotate-btn-group { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.rotate-btn {
  flex: 1;
  min-width: 60px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  color: var(--text);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  text-align: center;
}

.rotate-btn:hover { border-color: var(--accent); color: var(--accent); }
.rotate-btn.active {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Thumbnail Grid ──────────────────────────────────────────────── */
.thumbnail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.thumb-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 2px solid var(--card-border);
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  aspect-ratio: 0.707;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.thumb-card:hover {
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.thumb-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.thumb-card canvas { width: 100%; height: 100%; object-fit: contain; display: block; }

.thumb-page-num {
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  white-space: nowrap;
}

.thumb-checkbox {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.thumb-rotate-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: rgba(99, 102, 241, 0.85);
  color: white;
  font-size: 0.62rem;
  font-weight: 700;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

/* ── Action Buttons ──────────────────────────────────────────────── */
.action-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0.7rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--accent-hover), #4338ca);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
  transform: translateY(-1px);
}

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

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.7rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-success {
  background: linear-gradient(135deg, #059669, #10b981);
  color: white;
  border: none;
}

.btn-success:hover { box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35); }

/* ── Size Indicator ──────────────────────────────────────────────── */
.size-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  margin-bottom: 1rem;
}

.size-box { flex: 1; text-align: center; }
.size-box-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  display: block;
  margin-bottom: 0.2rem;
}

.size-box-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
}

.size-arrow { color: var(--accent); font-size: 1.2rem; }
.size-reduction { color: #34d399; font-size: 0.82rem; font-weight: 600; margin-top: 0.2rem; display: block; }

/* ── Compression Levels ──────────────────────────────────────────── */
.compression-levels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.comp-level-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  border-radius: 8px;
  padding: 0.6rem 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
  font-family: inherit;
}

.comp-level-btn:hover { border-color: rgba(99, 102, 241, 0.4); color: var(--text); }
.comp-level-btn.active { background: rgba(99, 102, 241, 0.15); border-color: var(--accent); color: var(--accent); }
.comp-level-btn .comp-icon { display: block; font-size: 1.1rem; margin-bottom: 0.2rem; }
.comp-level-btn .comp-label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.comp-level-btn .comp-desc { font-size: 0.68rem; color: var(--text-muted); margin-top: 0.15rem; font-weight: 400; }

/* ── Feature Badges ──────────────────────────────────────────────── */
.feature-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0;
  justify-content: center;
}

.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.65rem;
  border-radius: 99px;
}

.feature-badge .check { color: #34d399; font-weight: 700; }

/* ── Alert Cards ─────────────────────────────────────────────────── */
.alert-card {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 1rem 0;
  border: 1px solid;
}

.alert-card.error { background: rgba(239, 68, 68, 0.08); border-color: rgba(239, 68, 68, 0.25); }
.alert-card.success { background: rgba(16, 185, 129, 0.08); border-color: rgba(16, 185, 129, 0.25); }
.alert-card.warning { background: rgba(245, 158, 11, 0.08); border-color: rgba(245, 158, 11, 0.25); }
.alert-icon { font-size: 1.4rem; flex-shrink: 0; line-height: 1; }
.alert-content h4 { font-size: 0.95rem; font-weight: 600; color: var(--text); margin-bottom: 0.3rem; }
.alert-content p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }

/* ── Result Card ─────────────────────────────────────────────────── */
.result-card {
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  margin-top: 1rem;
}

.result-card .result-icon { font-size: 2.5rem; margin-bottom: 0.5rem; display: block; }
.result-card h3 { font-family: 'Space Grotesk', sans-serif; font-size: 1.1rem; font-weight: 600; color: var(--text); margin-bottom: 0.35rem; }
.result-card p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1rem; }

/* ── Toast ───────────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 360px;
}

.toast {
  background: rgba(17, 24, 39, 0.95);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 0.85rem 1.1rem;
  font-size: 0.88rem;
  color: var(--text);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  animation: slideIn 0.25s ease;
}

.toast.success { border-left: 3px solid #10b981; }
.toast.error   { border-left: 3px solid var(--pdf-red); }
.toast.info    { border-left: 3px solid var(--accent); }

@keyframes slideIn {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ── FAQ Section ─────────────────────────────────────────────────── */
.faq-section { margin-top: 3rem; }

.faq-section h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.faq-item {
  border: 1px solid var(--card-border);
  border-radius: 10px;
  margin-bottom: 0.6rem;
  overflow: hidden;
}

.faq-item:hover { border-color: rgba(99, 102, 241, 0.25); }

.faq-question {
  width: 100%;
  background: var(--card-bg);
  border: none;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  padding: 1rem 1.25rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  transition: background 0.2s;
}

.faq-question:hover { background: rgba(99, 102, 241, 0.05); }
.faq-question .faq-arrow { color: var(--text-muted); font-size: 0.8rem; transition: transform 0.25s; flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(255, 255, 255, 0.02);
}

.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 1.25rem 1rem; font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* ── Related Tools ───────────────────────────────────────────────── */
.related-tools { margin-top: 2.5rem; }
.related-tools h2 { font-family: 'Space Grotesk', sans-serif; font-size: 1.25rem; font-weight: 700; color: var(--text); margin-bottom: 1rem; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.65rem;
}

.related-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  transition: var(--transition);
  font-size: 0.88rem;
  font-weight: 500;
}

.related-card:hover {
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.12);
  color: var(--text);
}

.related-card .related-icon { font-size: 1.1rem; flex-shrink: 0; }

/* ── Hub Tool Cards ──────────────────────────────────────────────── */
.category-section { margin-bottom: 2.5rem; }

.category-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-label::after { content: ''; flex: 1; height: 1px; background: var(--card-border); }

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.85rem;
}

.hub-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  transition: var(--transition);
  position: relative;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.hub-card:not(.soon):hover {
  border-color: var(--card-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.14);
  color: var(--text);
}

.hub-card-icon { font-size: 1.75rem; line-height: 1; }
.hub-card-title { font-size: 0.88rem; font-weight: 600; color: var(--text); line-height: 1.3; }
.hub-card-desc { font-size: 0.75rem; color: var(--text-muted); line-height: 1.4; }
.hub-card .status-badge { position: absolute; top: 0.6rem; right: 0.6rem; font-size: 0.6rem; padding: 0.15rem 0.45rem; }
.hub-card.soon { opacity: 0.6; cursor: default; }

/* ── Signature Pad ───────────────────────────────────────────────── */
.sig-tabs {
  display: flex;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: 1rem;
}

.sig-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.2s, border-color 0.2s;
  margin-bottom: -1px;
}

.sig-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.sig-canvas-wrap {
  background: #ffffff;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}

#sigCanvas {
  width: 100%;
  height: 160px;
  display: block;
  cursor: crosshair;
  touch-action: none;
}

.sig-clear-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(0,0,0,0.6);
  border: none;
  color: white;
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  font-size: 0.72rem;
  cursor: pointer;
}

/* ── Footer ──────────────────────────────────────────────────────── */
.pdf-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pdf-footer a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
.pdf-footer a:hover { color: var(--text); }
.pdf-footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }

/* ── Spinner ─────────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  flex-shrink: 0;
}

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

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hub-grid { grid-template-columns: repeat(2, 1fr); }
  .thumbnail-grid { grid-template-columns: repeat(auto-fill, minmax(85px, 1fr)); }
  .action-row { flex-direction: column; }
  .action-row .btn-primary,
  .action-row .btn-secondary { width: 100%; justify-content: center; }
  .compression-levels { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}