:root {
  --bg: #090d16;
  --card-bg: rgba(20, 27, 45, 0.75);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-hover-border: rgba(168, 85, 247, 0.45);
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  
  --accent: #a855f7;
  --accent-glow: rgba(168, 85, 247, 0.28);
  --accent-light: #c084fc;
  
  --fav-star: #eab308;
  --fav-star-bg: rgba(234, 179, 8, 0.15);
  --fav-star-border: rgba(234, 179, 8, 0.4);

  --sanon-1: #38bdf8;
  --sanon-2: #10b981;
  --sanon-3: #f59e0b;
  --sanon-4: #f43f5e;
  --sanon-5: #a855f7;
  --sanon-6: #06b6d4;
  --sanon-einaudi: #fbbf24;

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

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(168, 85, 247, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(56, 189, 248, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.05) 0%, transparent 60%);
  background-attachment: fixed;
}

/* ==========================================================================
   Header & Stats
   ========================================================================== */
.app-header {
  border-bottom: 1px solid var(--card-border);
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 24px 12px;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

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

.hub-back {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.hub-back:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.brand-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.brand h1 {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-tag {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-counter {
  background: #f59e0b;
  color: #111827;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 4px;
}

/* Stats Bar */
.stats-bar {
  max-width: 1400px;
  margin: 12px auto 0;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.stat-pill strong {
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
}

.stat-pill.clickable {
  cursor: pointer;
  transition: all 0.2s;
}

.stat-pill.clickable:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  border: 1px solid var(--card-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
}

.btn-auth {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-auth.unlocked {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.btn-text-only {
  background: none;
  border: none;
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 8px;
}

.btn-text-only:hover {
  text-decoration: underline;
}

.btn-danger-outline {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

.btn-danger-outline:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
}

/* ==========================================================================
   Main Container & Toolbar
   ========================================================================== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 24px 64px;
  width: 100%;
  flex: 1;
}

.toolbar {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  backdrop-filter: blur(20px);
}

.search-box {
  position: relative;
  width: 100%;
  margin-bottom: 16px;
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  opacity: 0.6;
}

.search-box input {
  width: 100%;
  padding: 14px 44px 14px 48px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s;
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent-glow);
  background: rgba(255, 255, 255, 0.07);
}

.search-clear {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-muted);
  width: 26px;
  height: 26px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Active Artist Banner */
.active-filter-banner {
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid rgba(168, 85, 247, 0.35);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.banner-text {
  font-size: 0.9rem;
  color: #fff;
}

.banner-text strong {
  color: var(--accent-light);
}

.controls-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.control-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.control-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-select, .form-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 8px 12px;
  font-size: 0.88rem;
  font-family: inherit;
}

.form-select:focus, .form-input:focus {
  outline: none;
  border-color: var(--accent);
}

.view-toggles {
  display: flex;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.view-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.84rem;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.view-btn.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

/* Filter Chips */
.filter-pills-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-subtle);
  min-width: 50px;
}

.filter-chips {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  color: var(--text-muted);
  padding: 5px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.18s;
}

.chip:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.chip.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 2px 10px var(--accent-glow);
}

.chip.chip-fav.active {
  background: var(--fav-star);
  border-color: var(--fav-star);
  color: #111827;
}

.chip-separator {
  color: rgba(255, 255, 255, 0.15);
  font-size: 0.9rem;
}

/* Results header */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding: 0 4px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.results-header strong {
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
}

/* ==========================================================================
   Cards Grid View
   ========================================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

.song-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.24s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.song-card:hover {
  transform: translateY(-3px);
  border-color: var(--card-hover-border);
  box-shadow: 0 16px 32px -12px rgba(0, 0, 0, 0.5);
}

.song-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
  gap: 8px;
}

.sanon-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.sanon-pill.s-1 { color: var(--sanon-1); border-color: rgba(56, 189, 248, 0.3); background: rgba(56, 189, 248, 0.1); }
.sanon-pill.s-2 { color: var(--sanon-2); border-color: rgba(16, 185, 129, 0.3); background: rgba(16, 185, 129, 0.1); }
.sanon-pill.s-3 { color: var(--sanon-3); border-color: rgba(245, 158, 11, 0.3); background: rgba(245, 158, 11, 0.1); }
.sanon-pill.s-4 { color: var(--sanon-4); border-color: rgba(244, 63, 94, 0.3); background: rgba(244, 63, 94, 0.1); }
.sanon-pill.s-5 { color: var(--sanon-5); border-color: rgba(168, 85, 247, 0.3); background: rgba(168, 85, 247, 0.1); }
.sanon-pill.s-6 { color: var(--sanon-6); border-color: rgba(6, 182, 212, 0.3); background: rgba(6, 182, 212, 0.1); }
.sanon-pill.s-Einaudi { color: var(--sanon-einaudi); border-color: rgba(251, 191, 36, 0.4); background: rgba(251, 191, 36, 0.12); }

.fav-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.15s;
}

.fav-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.fav-btn.active {
  background: var(--fav-star-bg);
  border-color: var(--fav-star-border);
  color: var(--fav-star);
  box-shadow: 0 0 10px rgba(234, 179, 8, 0.25);
}

.song-card-body {
  margin-bottom: 16px;
}

.song-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.35;
  color: #fff;
}

/* Clickable Author Badge */
.artist-clickable {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.9rem;
  color: var(--accent-light);
  font-weight: 600;
  cursor: pointer;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(168, 85, 247, 0.08);
  border: 1px solid rgba(168, 85, 247, 0.15);
  transition: all 0.18s;
  text-decoration: none;
}

.artist-clickable:hover {
  background: rgba(168, 85, 247, 0.22);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-1px);
}

.song-meta-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.meta-pill {
  font-size: 0.74rem;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

.meta-pill.genre {
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.25);
  color: var(--accent-light);
}

.meta-pill.note {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.2);
  color: #fcd34d;
}

.song-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.pdf-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  padding: 6px 12px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: inherit;
  transition: all 0.2s;
}

.pdf-action-btn.has-pdf {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.pdf-action-btn.has-pdf:hover {
  background: rgba(16, 185, 129, 0.25);
  transform: translateY(-1px);
}

.pdf-action-btn.no-pdf {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  color: var(--text-subtle);
}

.pdf-action-btn.no-pdf:hover {
  border-color: var(--accent);
  color: var(--accent-light);
}

.card-tools {
  display: flex;
  gap: 6px;
}

.tool-icon-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.86rem;
  color: var(--text-muted);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.tool-icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* ==========================================================================
   Table View
   ========================================================================== */
.table-wrapper {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.songs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.songs-table th {
  background: rgba(255, 255, 255, 0.03);
  padding: 14px 16px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.th-sortable {
  cursor: pointer;
  transition: color 0.15s;
}

.th-sortable:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.songs-table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text);
  vertical-align: middle;
}

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

.table-title {
  font-weight: 700;
  color: #fff;
}

.table-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

/* ==========================================================================
   Modals & Tabs
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal {
  background: #0f172a;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  animation: modalIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal.modal-sm { max-width: 380px; }
.modal.modal-xl { max-width: 1100px; height: 92vh; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.modal-header h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
}

.modal-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.modal-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent-light);
  margin-bottom: 4px;
  display: inline-block;
}

.modal-close {
  background: rgba(255, 255, 255, 0.05);
  border: none;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

/* Modal Tabs */
.modal-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--card-border);
  overflow-x: auto;
  padding: 0 16px;
}

.modal-tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 12px 16px;
  font-size: 0.86rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all 0.2s;
}

.modal-tab-btn:hover {
  color: #fff;
}

.modal-tab-btn.active {
  color: var(--accent-light);
  border-bottom-color: var(--accent);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Audit Items */
.audit-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.audit-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.audit-comparison {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  flex-wrap: wrap;
}

.audit-side {
  flex: 1;
  min-width: 200px;
}

.audit-side-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 4px;
}

.audit-side.current .audit-side-label { color: #f87171; }
.audit-side.suggested .audit-side-label { color: #34d399; }

.audit-arrow {
  color: var(--text-subtle);
  font-size: 1.2rem;
}

.audit-reason {
  font-size: 0.78rem;
  color: var(--text-subtle);
  margin-top: 4px;
}

.audit-fix-btn {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.84rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.audit-fix-btn:hover {
  background: rgba(16, 185, 129, 0.28);
  transform: translateY(-1px);
}

/* PDF Viewer Modal */
.modal-pdf-body {
  padding: 0;
  background: #090d16;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdf-viewer {
  width: 100%;
  height: 100%;
  min-height: 400px;
}

.pdf-viewer iframe, .pdf-viewer img {
  width: 100%;
  height: 100%;
  border: none;
  object-fit: contain;
}

.modal-pdf-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.pdf-footer-left {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Form Styles */
.song-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: flex;
  gap: 12px;
}

.flex-1 { flex: 1; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.custom-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

/* Upload Drop Zone */
.drop-zone {
  border: 2px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(255, 255, 255, 0.02);
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(168, 85, 247, 0.06);
}

.drop-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.drop-text {
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.drop-hint {
  font-size: 0.8rem;
  color: var(--text-subtle);
}

.selected-file-info {
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* PIN Numpad */
.pin-display-group {
  margin-bottom: 16px;
  text-align: center;
}

.pin-input {
  width: 100%;
  font-size: 2rem;
  letter-spacing: 0.4em;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 12px;
  color: #fff;
  font-family: 'JetBrains Mono', monospace;
}

.auth-error {
  color: #f87171;
  font-size: 0.84rem;
  text-align: center;
  margin-bottom: 12px;
  padding: 6px 10px;
  background: rgba(239, 68, 68, 0.1);
  border-radius: 6px;
}

.numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 10px;
}

.numpad-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 1.3rem;
  font-weight: 600;
  padding: 14px 0;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}

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

.numpad-btn:active {
  transform: scale(0.96);
}

.numpad-enter {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Export Options */
.export-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.export-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s;
}

.export-option:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.export-icon {
  font-size: 26px;
}

.export-option strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.export-option p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  border: 1px solid var(--card-border);
  padding: 12px 20px;
  border-radius: var(--radius);
  color: #fff;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  z-index: 2000;
  font-size: 0.9rem;
  font-weight: 600;
  animation: toastIn 0.2s ease;
}

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

/* Empty State */
.empty-state {
  text-align: center;
  padding: 64px 20px;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.6;
}

/* Footer */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 24px;
  text-align: center;
  color: var(--text-subtle);
  font-size: 0.84rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 8px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: #fff;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
  .app-header { padding: 12px 16px; }
  .container { padding: 16px 16px 48px; }
  .brand h1 { font-size: 1.25rem; }
  .btn .btn-text { display: none; }
  .btn-icon { padding: 9px 12px; }
  .cards-grid { grid-template-columns: 1fr; }
  .toolbar { padding: 16px; }
  .modal.modal-xl { height: 96vh; }
  .audit-card { flex-direction: column; align-items: stretch; }
}