/* ============================================
   BibliAfrica - Plateforme Mémoires & Thèses
   Style Principal v2
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Syne:wght@700;800&display=swap');

/* ── Variables ── */
:root {
  --blue-950: #0a0f2e;
  --blue-900: #0d1547;
  --blue-800: #1a237e;
  --blue-700: #1976d2;
  --blue-600: #1e88e5;
  --blue-500: #2196f3;
  --blue-400: #42a5f5;
  --blue-300: #90caf9;
  --blue-100: #e3f2fd;
  --blue-50:  #f0f8ff;

  --accent:   #00c6ff;
  --accent2:  #7c3aed;
  --success:  #10b981;
  --warning:  #f59e0b;
  --danger:   #ef4444;

  --white:    #ffffff;
  --gray-50:  #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  --sidebar-w: 260px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.06);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.14);
  --shadow-blue: 0 8px 30px rgba(33,150,243,.25);

  --glass-bg: rgba(255,255,255,.72);
  --glass-border: rgba(255,255,255,.4);
  --glass-blur: blur(20px);

  --transition: .25s cubic-bezier(.4,0,.2,1);
  --transition-slow: .5s cubic-bezier(.4,0,.2,1);

  /* Dark mode */
  --body-bg: #f0f4f8;
  --card-bg: #ffffff;
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-500);
  --border-color: var(--gray-200);
}

[data-theme="dark"] {
  --body-bg: #060c1f;
  --card-bg: #0e1635;
  --text-primary: #e8eaf6;
  --text-secondary: #7986cb;
  --border-color: rgba(255,255,255,.08);
  --glass-bg: rgba(14,22,53,.8);
  --glass-border: rgba(255,255,255,.08);
  --gray-100: #0e1635;
  --gray-200: rgba(255,255,255,.06);
  --gray-50: #0b1228;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--body-bg);
  color: var(--text-primary);
  transition: background var(--transition-slow), color var(--transition-slow);
  min-height: 100vh;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
input, select, textarea { font-family: inherit; outline: none; }
ul, ol { list-style: none; }

/* ── Loader ── */
#page-loader {
  position: fixed; inset: 0;
  background: linear-gradient(135deg, var(--blue-900), var(--blue-950));
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity .5s ease, visibility .5s ease;
}
#page-loader.hide { opacity: 0; visibility: hidden; }

.loader-inner {
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}
.loader-logo {
  font-family: 'Syne', sans-serif;
  font-size: 2rem; font-weight: 800;
  background: linear-gradient(135deg, #ffffff, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}
.loader-bar {
  width: 200px; height: 3px;
  background: rgba(255,255,255,.15);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.loader-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--blue-400));
  border-radius: var(--radius-full);
  animation: loadBar 1.8s ease forwards;
}
@keyframes loadBar {
  0%   { width: 0; }
  60%  { width: 70%; }
  100% { width: 100%; }
}

/* ── Toast Notifications ── */
#toast-container {
  position: fixed; top: 24px; right: 24px;
  z-index: 8888;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  display: flex; align-items: center; gap: 12px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  min-width: 300px; max-width: 380px;
  animation: toastIn .4s cubic-bezier(.34,1.56,.64,1) forwards;
  position: relative; overflow: hidden;
}
.toast::before {
  content: '';
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px;
}
.toast.success::before { background: var(--success); }
.toast.error::before   { background: var(--danger); }
.toast.info::before    { background: var(--blue-500); }
.toast.warning::before { background: var(--warning); }

.toast-icon { font-size: 1.2rem; flex-shrink: 0; }
.toast-msg  { font-size: .875rem; font-weight: 500; color: var(--text-primary); flex: 1; }
.toast-close { color: var(--text-secondary); font-size: 1rem; transition: color var(--transition); }
.toast-close:hover { color: var(--text-primary); }
.toast.removing { animation: toastOut .3s ease forwards; }

@keyframes toastIn {
  from { opacity:0; transform: translateX(60px) scale(.95); }
  to   { opacity:1; transform: translateX(0) scale(1); }
}
@keyframes toastOut {
  to { opacity:0; transform: translateX(60px) scale(.95); }
}

/* ── Sidebar ── */
.sidebar {
  position: fixed; left: 0; top: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--card-bg);
  border-right: 1px solid var(--border-color);
  display: flex; flex-direction: column;
  z-index: 100;
  transition: transform var(--transition), background var(--transition-slow);
  overflow: hidden;
}

.sidebar-logo {
  padding: 28px 24px 20px;
  border-bottom: 1px solid var(--border-color);
}
.logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem; font-weight: 800;
  background: linear-gradient(135deg, var(--blue-700), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}
.logo-sub {
  font-size: .7rem; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 1.5px;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1; padding: 16px 12px;
  overflow-y: auto;
}
.nav-label {
  font-size: .65rem; font-weight: 700; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: 1.5px;
  padding: 0 12px; margin: 16px 0 8px;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  font-size: .875rem; font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  margin-bottom: 2px;
  position: relative;
}
.nav-item i { font-size: 1rem; flex-shrink: 0; }
.nav-item:hover {
  background: var(--gray-100);
  color: var(--text-primary);
}
.nav-item.active {
  background: linear-gradient(135deg, var(--blue-50), #e8f4ff);
  color: var(--blue-700);
  font-weight: 600;
}
[data-theme="dark"] .nav-item.active {
  background: rgba(33,150,243,.12);
  color: var(--blue-400);
}
.nav-item.active::after {
  content: '';
  position: absolute; right: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--blue-600);
  border-radius: 3px 0 0 3px;
}
.nav-badge {
  margin-left: auto;
  background: var(--blue-500); color: #fff;
  font-size: .65rem; font-weight: 700;
  padding: 2px 7px; border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--border-color);
}
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: background var(--transition);
  cursor: pointer;
}
.sidebar-user:hover { background: var(--gray-100); }
.sidebar-avatar {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue-600), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: .875rem;
  flex-shrink: 0;
}
.sidebar-user-name { font-size: .8rem; font-weight: 600; color: var(--text-primary); }
.sidebar-user-role { font-size: .7rem; color: var(--text-secondary); }

/* ── Main Layout ── */
.main-wrapper {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  transition: margin var(--transition);
}

/* ── Top Bar ── */
.topbar {
  position: sticky; top: 0; z-index: 50;
  height: 68px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  display: flex; align-items: center; padding: 0 28px;
  gap: 16px;
}
.topbar-search {
  flex: 1; max-width: 420px;
  position: relative;
}
.topbar-search i {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-secondary); font-size: .9rem;
}
.topbar-search input {
  width: 100%; height: 40px;
  background: var(--gray-100);
  border: 1.5px solid transparent;
  border-radius: var(--radius-full);
  padding: 0 16px 0 40px;
  font-size: .875rem; color: var(--text-primary);
  transition: all var(--transition);
}
.topbar-search input:focus {
  border-color: var(--blue-500);
  background: var(--card-bg);
  box-shadow: 0 0 0 3px rgba(33,150,243,.15);
}
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.icon-btn {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--gray-100);
  border: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
  position: relative;
}
.icon-btn:hover { background: var(--gray-200); color: var(--text-primary); }
.icon-btn .badge {
  position: absolute; top: -3px; right: -3px;
  width: 16px; height: 16px;
  background: var(--danger); color: white;
  border-radius: var(--radius-full);
  font-size: .6rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

.topbar-avatar {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue-600), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: .875rem;
  cursor: pointer;
  box-shadow: 0 0 0 2px white, 0 0 0 4px var(--blue-400);
  transition: box-shadow var(--transition);
}
.topbar-avatar:hover { box-shadow: 0 0 0 2px white, 0 0 0 4px var(--blue-600); }

/* ── Page Content ── */
.page-content { padding: 32px 28px; }

.page-header {
  margin-bottom: 28px;
}
.page-header h1 {
  font-family: 'Syne', sans-serif;
  font-size: 1.75rem; font-weight: 800;
  color: var(--text-primary); letter-spacing: -0.5px;
}
.page-header p { color: var(--text-secondary); font-size: .9rem; margin-top: 4px; }

/* ── Stats Cards ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.stat-card::before {
  content: '';
  position: absolute; top: 0; right: 0;
  width: 100px; height: 100px;
  border-radius: 50%;
  opacity: .06;
}
.stat-card.blue::before   { background: var(--blue-500); transform: translate(20px,-20px); }
.stat-card.green::before  { background: var(--success);  transform: translate(20px,-20px); }
.stat-card.purple::before { background: var(--accent2);  transform: translate(20px,-20px); }
.stat-card.orange::before { background: var(--warning);  transform: translate(20px,-20px); }

.stat-icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; margin-bottom: 16px;
}
.stat-card.blue   .stat-icon { background: rgba(33,150,243,.12); color: var(--blue-600); }
.stat-card.green  .stat-icon { background: rgba(16,185,129,.12); color: var(--success); }
.stat-card.purple .stat-icon { background: rgba(124,58,237,.12);  color: var(--accent2); }
.stat-card.orange .stat-icon { background: rgba(245,158,11,.12);  color: var(--warning); }

.stat-value {
  font-family: 'Syne', sans-serif;
  font-size: 2rem; font-weight: 800;
  color: var(--text-primary); letter-spacing: -1px;
}
.stat-label { font-size: .8rem; color: var(--text-secondary); margin-top: 4px; }
.stat-change {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .75rem; font-weight: 600;
  padding: 3px 8px; border-radius: var(--radius-full);
  margin-top: 10px;
}
.stat-change.up   { background: rgba(16,185,129,.1); color: var(--success); }
.stat-change.down { background: rgba(239,68,68,.1);  color: var(--danger); }

/* ── Section Headers ── */
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.section-title {
  font-size: 1.05rem; font-weight: 700; color: var(--text-primary);
}
.section-link {
  font-size: .8rem; font-weight: 600; color: var(--blue-600);
  display: flex; align-items: center; gap: 4px;
  transition: gap var(--transition);
}
.section-link:hover { gap: 8px; }

/* ── Document Cards ── */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.doc-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
}
.doc-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(33,150,243,.25);
}
.doc-card-cover {
  height: 140px;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  position: relative;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.doc-card-cover-icon { font-size: 3rem; opacity: .25; color: white; }
.doc-card-cover-pattern {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(255,255,255,.1) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(0,198,255,.15) 0%, transparent 50%);
}
.doc-card-badge {
  position: absolute; top: 12px; left: 12px;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
  color: white; font-size: .65rem; font-weight: 700;
  padding: 4px 10px; border-radius: var(--radius-full);
  text-transform: uppercase; letter-spacing: 0.5px;
  border: 1px solid rgba(255,255,255,.3);
}
.doc-card-fav {
  position: absolute; top: 10px; right: 12px;
  width: 32px; height: 32px;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: .9rem;
  transition: all var(--transition);
  border: 1px solid rgba(255,255,255,.3);
}
.doc-card-fav:hover, .doc-card-fav.active {
  background: var(--danger); border-color: var(--danger);
}

.doc-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.doc-card-meta {
  display: flex; align-items: center; justify-content: space-between;
}
.doc-card-date { font-size: .72rem; color: var(--text-secondary); }
.doc-card-rating {
  display: flex; align-items: center; gap: 4px;
  font-size: .75rem; font-weight: 600; color: var(--warning);
}
.doc-card-title {
  font-size: .925rem; font-weight: 700; color: var(--text-primary);
  line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.doc-card-author {
  display: flex; align-items: center; gap: 6px;
  font-size: .78rem; color: var(--text-secondary);
}
.doc-card-author-avatar {
  width: 22px; height: 22px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue-600), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: .6rem; font-weight: 700;
}
.doc-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: auto; padding-top: 14px;
  border-top: 1px solid var(--border-color);
}
.doc-price {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem; font-weight: 800;
  color: var(--blue-700);
}
.doc-price span { font-size: .7rem; font-weight: 500; color: var(--text-secondary); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: .875rem; font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  position: relative; overflow: hidden;
}
.btn::after {
  content: ''; position: absolute; inset: 0;
  background: white; opacity: 0;
  transition: opacity var(--transition);
}
.btn:hover::after { opacity: .08; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  color: white;
  box-shadow: 0 4px 12px rgba(33,150,243,.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(33,150,243,.45);
}
.btn-outline {
  background: transparent;
  color: var(--blue-600);
  border: 1.5px solid var(--blue-300);
}
.btn-outline:hover { background: var(--blue-50); border-color: var(--blue-500); }
[data-theme="dark"] .btn-outline { border-color: rgba(33,150,243,.3); }
[data-theme="dark"] .btn-outline:hover { background: rgba(33,150,243,.08); }

.btn-ghost {
  background: var(--gray-100);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.btn-ghost:hover { background: var(--gray-200); color: var(--text-primary); }

.btn-sm { padding: 7px 14px; font-size: .8rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 14px 28px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn-full { width: 100%; justify-content: center; }

.btn-success {
  background: linear-gradient(135deg, #059669, var(--success));
  color: white; box-shadow: 0 4px 12px rgba(16,185,129,.3);
}

/* ── Forms ── */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-size: .8rem; font-weight: 600; color: var(--text-primary);
}
.form-input-wrap { position: relative; }
.form-input-wrap i {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--text-secondary); font-size: .9rem; pointer-events: none;
}
.form-input {
  width: 100%; height: 46px;
  background: var(--gray-50);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 16px 0 42px;
  font-size: .875rem; color: var(--text-primary);
  transition: all var(--transition);
}
.form-input:focus {
  border-color: var(--blue-500);
  background: var(--card-bg);
  box-shadow: 0 0 0 3px rgba(33,150,243,.12);
}
.form-input.no-icon { padding-left: 16px; }
.form-hint { font-size: .75rem; color: var(--text-secondary); }

/* ── Filter Bar ── */
.filter-bar {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.filter-chip {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  background: var(--card-bg);
  border: 1.5px solid var(--border-color);
  font-size: .8rem; font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-chip:hover { border-color: var(--blue-400); color: var(--blue-600); }
.filter-chip.active {
  background: var(--blue-600); border-color: var(--blue-600);
  color: white;
}
.filter-select {
  height: 38px; padding: 0 36px 0 14px;
  background: var(--card-bg);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: .8rem; color: var(--text-primary);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%236b7280' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color var(--transition);
}
.filter-select:focus { border-color: var(--blue-500); }

/* ── Pagination ── */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; margin-top: 32px;
}
.page-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition);
}
.page-btn:hover { border-color: var(--blue-400); color: var(--blue-600); }
.page-btn.active { background: var(--blue-600); border-color: var(--blue-600); color: white; }

/* ── Scroll Animations ── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Mobile Sidebar Toggle ── */
.sidebar-toggle {
  display: none;
  position: fixed; bottom: 24px; right: 24px;
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-blue);
  align-items: center; justify-content: center;
  color: white; font-size: 1.2rem;
  z-index: 300;
  border: none; cursor: pointer;
}

/* ── Overlay ── */
.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 99;
  display: none;
}
.overlay.hidden { display: none !important; }

/* ── Dropdown menus ── */
.topbar-dropdown-wrap { position: relative; }

.dropdown-menu {
  position: absolute; top: calc(100% + 10px); right: 0;
  width: 320px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: 500;
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateY(-8px) scale(.97);
  transition: all .2s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
}
.dropdown-menu.show {
  opacity: 1; visibility: visible; pointer-events: all;
  transform: translateY(0) scale(1);
}
.dropdown-menu.dropdown-sm { width: 220px; }

.dropdown-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
}
.dropdown-header-title { font-weight: 700; font-size: .85rem; color: var(--text-primary); }
.dropdown-header-action {
  font-size: .72rem; font-weight: 600; color: var(--blue-600);
  background: none; border: none; cursor: pointer;
  transition: color var(--transition);
}
.dropdown-header-action:hover { color: var(--blue-800); }

/* Notif items */
.notif-list { max-height: 300px; overflow-y: auto; }
.notif-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition);
  position: relative;
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--gray-50); }
[data-theme="dark"] .notif-item:hover { background: rgba(255,255,255,.04); }
.notif-item.unread { background: rgba(33,150,243,.04); }
.notif-item.unread::before {
  content: '';
  position: absolute; left: 6px; top: 50%; transform: translateY(-50%);
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--blue-600);
}
.notif-icon {
  width: 36px; height: 36px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: .9rem; flex-shrink: 0;
}
.notif-icon.sale    { background: rgba(16,185,129,.12);  color: var(--success); }
.notif-icon.fav     { background: rgba(239,68,68,.12);   color: var(--danger);  }
.notif-icon.review  { background: rgba(245,158,11,.12);  color: var(--warning); }
.notif-icon.info    { background: rgba(33,150,243,.12);  color: var(--blue-600);}
.notif-text { font-size: .8rem; color: var(--text-primary); line-height: 1.4; flex: 1; }
.notif-time { font-size: .7rem; color: var(--text-secondary); margin-top: 3px; display: block; }
.notif-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}
.notif-footer a { font-size: .8rem; font-weight: 600; color: var(--blue-600); }

/* User dropdown */
.user-drop-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex; align-items: center; gap: 12px;
}
.user-drop-avatar {
  width: 44px; height: 44px; border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue-600), var(--accent));
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 1rem;
  flex-shrink: 0;
}
.user-drop-name  { font-weight: 700; font-size: .9rem; color: var(--text-primary); }
.user-drop-email { font-size: .72rem; color: var(--text-secondary); }
.user-drop-badge {
  margin-top: 4px; display: inline-block;
  background: rgba(16,185,129,.12); color: var(--success);
  font-size: .65rem; font-weight: 700;
  padding: 2px 8px; border-radius: var(--radius-full);
}
.user-drop-menu { padding: 8px; }
.user-drop-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: var(--radius-md);
  font-size: .85rem; color: var(--text-secondary);
  cursor: pointer; transition: all var(--transition);
  border: none; background: none; width: 100%;
}
.user-drop-item:hover { background: var(--gray-100); color: var(--text-primary); }
.user-drop-item i { font-size: 1rem; width: 20px; text-align: center; }
.user-drop-item.danger { color: var(--danger); }
.user-drop-item.danger:hover { background: rgba(239,68,68,.08); }
.user-drop-divider { height: 1px; background: var(--border-color); margin: 4px 8px; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
    z-index: 200;
    box-shadow: var(--shadow-xl);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-wrapper { margin-left: 0; }
  .sidebar-toggle { display: flex; }
  /* show overlay when sidebar open */
  .sidebar.open ~ .overlay,
  body.sidebar-open .overlay {
    display: block;
  }
}

@media (max-width: 768px) {
  .page-content { padding: 20px 16px; }
  .topbar { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .doc-grid { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 1.4rem; }
  .dropdown-menu { width: 280px; right: -10px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 8px; }
  .topbar-search { max-width: none; flex: 1; }
  #toast-container { right: 12px; left: 12px; }
  .toast { min-width: unset; }
  .dropdown-menu { width: 260px; right: -50px; }
}

/* ── Data Table ── */
.table-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.table-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap; gap: 12px;
}
.table-toolbar-left  { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.table-toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.table-search-wrap { position: relative; }
.table-search-wrap i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: .85rem; pointer-events: none; }
.table-search {
  height: 38px; padding: 0 14px 0 36px;
  background: var(--gray-50);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: .8rem; color: var(--text-primary); width: 240px;
  transition: all var(--transition);
}
.table-search:focus { border-color: var(--blue-500); background: var(--card-bg); box-shadow: 0 0 0 3px rgba(33,150,243,.1); outline: none; }

.export-btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 36px; padding: 0 14px;
  border-radius: var(--radius-md);
  font-size: .78rem; font-weight: 600;
  border: 1.5px solid var(--border-color);
  background: var(--card-bg); color: var(--text-secondary);
  cursor: pointer; transition: all var(--transition);
  white-space: nowrap;
}
.export-btn:hover { border-color: var(--blue-400); color: var(--blue-600); background: var(--blue-50); }
[data-theme="dark"] .export-btn:hover { background: rgba(33,150,243,.08); }
.export-btn.green:hover  { border-color: var(--success); color: var(--success); background: rgba(16,185,129,.08); }
.export-btn.red:hover    { border-color: var(--danger);  color: var(--danger);  background: rgba(239,68,68,.08);  }
.export-btn.gray:hover   { border-color: var(--gray-500); color: var(--gray-700); }

/* Bulk action bar */
.bulk-bar {
  display: none; align-items: center; gap: 10px;
  padding: 10px 20px;
  background: rgba(33,150,243,.06);
  border-bottom: 1px solid rgba(33,150,243,.15);
  flex-wrap: wrap;
}
.bulk-bar-text { font-size: .82rem; font-weight: 600; color: var(--blue-700); }
[data-theme="dark"] .bulk-bar-text { color: var(--blue-400); }

/* Table */
.table-responsive { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead { background: var(--gray-50); }
[data-theme="dark"] thead { background: rgba(255,255,255,.03); }
th {
  padding: 12px 16px;
  font-size: .75rem; font-weight: 700; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: .7px;
  text-align: left; white-space: nowrap;
  border-bottom: 1px solid var(--border-color);
  user-select: none;
}
th .sort-icon { margin-left: 6px; font-size: .7rem; opacity: .5; }
th:hover .sort-icon { opacity: 1; }
td {
  padding: 14px 16px;
  font-size: .85rem; color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: var(--gray-50); }
[data-theme="dark"] tbody tr:hover { background: rgba(255,255,255,.03); }
tbody tr:last-child td { border-bottom: none; }

/* Table cell helpers */
.td-title { font-weight: 600; color: var(--text-primary); max-width: 220px; }
.td-title-sub { font-size: .72rem; color: var(--text-secondary); margin-top: 2px; }
.td-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: var(--radius-full);
  font-size: .7rem; font-weight: 700; border: 1.5px solid;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; border-radius: var(--radius-full);
  font-size: .72rem; font-weight: 700;
}
.status-pill::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.pill-active  { background: rgba(16,185,129,.1);  color: var(--success);  }
.pill-pending { background: rgba(245,158,11,.1);  color: var(--warning);  }
.pill-sold    { background: rgba(33,150,243,.1);  color: var(--blue-600); }
.pill-draft   { background: rgba(107,114,128,.1); color: var(--gray-500); }

.action-btns { display: flex; align-items: center; gap: 5px; }
.act-btn {
  width: 30px; height: 30px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; cursor: pointer;
  border: 1px solid var(--border-color);
  background: var(--card-bg); color: var(--text-secondary);
  transition: all var(--transition);
}
.act-btn:hover           { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.act-btn.view:hover  { border-color: var(--blue-400); color: var(--blue-600); background: rgba(33,150,243,.06); }
.act-btn.edit:hover  { border-color: var(--warning);  color: var(--warning);  background: rgba(245,158,11,.06); }
.act-btn.del:hover   { border-color: var(--danger);   color: var(--danger);   background: rgba(239,68,68,.06);  }

/* Table footer */
.table-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap; gap: 10px;
}
.table-info { font-size: .8rem; color: var(--text-secondary); }

/* Checkbox */
input[type="checkbox"] {
  width: 15px; height: 15px;
  accent-color: var(--blue-600); cursor: pointer;
}

/* Print */
@media print {
  .sidebar, .topbar, .sidebar-toggle, .table-toolbar, .action-btns, .bulk-bar, .table-footer { display: none !important; }
  .main-wrapper { margin: 0 !important; }
  table { font-size: 10pt; }
  .table-card { box-shadow: none; border: 1px solid #ccc; }
}

/* ── Publish Form ── */
.publish-layout {
  display: grid; grid-template-columns: 1fr 340px;
  gap: 24px; align-items: start;
}
.publish-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 28px; margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.publish-card-title {
  font-size: 1rem; font-weight: 700; color: var(--text-primary);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}
.publish-card-title i { color: var(--blue-600); }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.form-textarea {
  width: 100%; min-height: 100px; padding: 12px 16px;
  background: var(--gray-50); border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md); font-size: .875rem; color: var(--text-primary);
  resize: vertical; transition: all var(--transition); font-family: inherit;
}
.form-textarea:focus { border-color: var(--blue-500); background: var(--card-bg); box-shadow: 0 0 0 3px rgba(33,150,243,.12); outline: none; }
.form-select {
  width: 100%; height: 46px; padding: 0 36px 0 16px;
  background: var(--gray-50); border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md); font-size: .875rem; color: var(--text-primary);
  appearance: none; cursor: pointer; transition: all var(--transition);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%236b7280' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
.form-select:focus { border-color: var(--blue-500); outline: none; box-shadow: 0 0 0 3px rgba(33,150,243,.12); }

/* File drop zone */
.file-drop {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center; cursor: pointer;
  transition: all var(--transition);
  background: var(--gray-50);
}
[data-theme="dark"] .file-drop { background: rgba(255,255,255,.02); }
.file-drop:hover, .file-drop.drag-over {
  border-color: var(--blue-500);
  background: rgba(33,150,243,.04);
}
.file-drop.has-file { border-color: var(--success); background: rgba(16,185,129,.04); }
.drop-icon { font-size: 2.5rem; color: var(--blue-400); margin-bottom: 12px; }
.drop-title { font-weight: 700; color: var(--text-primary); margin-bottom: 4px; }
.drop-sub   { font-size: .8rem; color: var(--text-secondary); }
.drop-name  { font-size: .8rem; font-weight: 600; color: var(--success); margin-top: 8px; }
.drop-size  { font-size: .72rem; color: var(--text-secondary); }

/* Spinner */
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: white; border-radius: 50%;
  animation: spin .6s linear infinite;
}
.spinner-dark {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(30,136,229,.2);
  border-top-color: var(--blue-600); border-radius: 50%;
  animation: spin .6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 900px) {
  .publish-layout { grid-template-columns: 1fr; }
  .form-row-2, .form-row-3 { grid-template-columns: 1fr; }
}