/* ============================================================
   ISG DAM — Feuille de styles principale
   Design: Moderne, institutionnel, premium
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --primary:       #1a3a5c;
  --primary-light: #234d7a;
  --primary-dark:  #0f2238;
  --accent:        #c8a96e;
  --accent-light:  #d4bb8a;
  --success:       #2d6a4f;
  --danger:        #c0392b;
  --warning:       #e67e22;
  --info:          #2980b9;

  --bg:            #f4f6fa;
  --bg-card:       #ffffff;
  --bg-hover:      #f0f3f8;
  --border:        #e2e8f0;
  --border-light:  #eef1f6;

  --text:          #1e293b;
  --text-muted:    #64748b;
  --text-light:    #94a3b8;

  --radius:        10px;
  --radius-sm:     6px;
  --radius-lg:     16px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow:        0 4px 12px rgba(0,0,0,.1);
  --shadow-lg:     0 12px 32px rgba(0,0,0,.14);
  --shadow-xl:     0 24px 48px rgba(0,0,0,.18);

  --navbar-h:      64px;
  --sidebar-w:     260px;
  --transition:    .18s ease;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }
img { max-width: 100%; display: block; }
button { font-family: var(--font); cursor: pointer; }
select, input, textarea { font-family: var(--font); }

/* ── Typography ─────────────────────────────────────────────── */
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.text-sm { font-size: .8125rem; }
.text-xs { font-size: .75rem; }
.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.p-4 { padding: 2rem; }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--primary);
  height: var(--navbar-h);
  box-shadow: 0 2px 12px rgba(0,0,0,.2);
}
.navbar-inner {
  display: flex; align-items: center; gap: 1rem;
  height: 100%; padding: 0 1.5rem;
  max-width: 1600px; margin: 0 auto;
}
.navbar-brand { flex-shrink: 0; }
.brand-logo { display: flex; align-items: center; gap: .625rem; }
.brand-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: .9rem; font-weight: 700; color: #fff; letter-spacing: .5px; }
.brand-sub  { font-size: .65rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: 1px; }
.navbar-menu { display: flex; align-items: center; gap: .25rem; flex: 1; margin-left: 1.5rem; }
.nav-link {
  display: flex; align-items: center; gap: .375rem;
  padding: .45rem .75rem; border-radius: var(--radius-sm);
  color: rgba(255,255,255,.75); font-size: .85rem; font-weight: 500;
  transition: all var(--transition); position: relative; white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: #fff; background: rgba(255,255,255,.12); }
.nav-link .material-icons-round { font-size: 1.1rem; }
.navbar-right { display: flex; align-items: center; gap: .75rem; margin-left: auto; }
.badge-count {
  background: var(--accent); color: #fff; font-size: .65rem; font-weight: 700;
  border-radius: 10px; padding: 1px 5px; min-width: 18px; text-align: center;
}
.hamburger { display: none; background: none; border: none; color: rgba(255,255,255,.8); padding: .4rem; border-radius: 6px; }
.hamburger .material-icons-round { font-size: 1.5rem; }

/* User menu */
.user-menu { position: relative; }
.user-trigger {
  display: flex; align-items: center; gap: .5rem;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15);
  color: #fff; padding: .35rem .75rem; border-radius: var(--radius-sm);
  cursor: pointer; transition: background var(--transition);
}
.user-trigger:hover { background: rgba(255,255,255,.18); }
.user-trigger .material-icons-round { font-size: 1rem; }
.user-name { font-size: .85rem; font-weight: 500; }
.user-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent); display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 700; color: #fff; overflow: hidden;
}
.user-avatar img { width: 100%; height: 100%; object-fit: cover; }
.user-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 200px;
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg);
  border: 1px solid var(--border); display: none; z-index: 200;
  animation: dropIn .15s ease;
}
.user-dropdown.open { display: block; }
@keyframes dropIn { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }
.dropdown-header { padding: .875rem 1rem; }
.dropdown-header strong { display: block; font-size: .9rem; }
.dropdown-header small { color: var(--text-muted); font-size: .8rem; }
.dropdown-divider { height: 1px; background: var(--border); }
.dropdown-item {
  display: flex; align-items: center; gap: .625rem;
  padding: .625rem 1rem; color: var(--text); font-size: .875rem;
  transition: background var(--transition);
}
.dropdown-item:hover { background: var(--bg-hover); color: var(--text); }
.dropdown-item.text-danger:hover { color: var(--danger); background: #fef2f2; }
.dropdown-item .material-icons-round { font-size: 1rem; }

/* ── Main content ────────────────────────────────────────────── */
.main-content { min-height: 100vh; padding-top: var(--navbar-h); }

/* ── Flash messages ──────────────────────────────────────────── */
.flash {
  display: flex; align-items: center; gap: .75rem;
  padding: .875rem 1.25rem; margin: 1rem 1.5rem;
  border-radius: var(--radius); font-size: .875rem; font-weight: 500;
  animation: slideIn .2s ease; position: relative;
}
@keyframes slideIn { from { opacity:0; transform:translateY(-8px); } }
.flash-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.flash-error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.flash-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.flash-info    { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.flash .material-icons-round { font-size: 1.2rem; flex-shrink: 0; }
.flash-close { background: none; border: none; margin-left: auto; color: inherit; opacity: .6; cursor: pointer; display: flex; }
.flash-close:hover { opacity: 1; }

/* ── Alert blocks ────────────────────────────────────────────── */
.alert {
  display: flex; align-items: flex-start; gap: .75rem;
  padding: .875rem 1rem; border-radius: var(--radius-sm);
  margin-bottom: 1.25rem; font-size: .875rem;
}
.alert-error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.alert-info    { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.alert .material-icons-round { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .55rem 1.1rem; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 500; cursor: pointer;
  border: 1px solid transparent; transition: all var(--transition);
  white-space: nowrap; text-decoration: none; line-height: 1;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn .material-icons-round { font-size: 1.05rem; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-light); color: #fff; }
.btn-secondary { background: #fff; color: var(--primary); border-color: var(--border); }
.btn-secondary:hover { background: var(--bg); color: var(--primary); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-light); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-muted); border-color: transparent; }
.btn-ghost:hover { background: var(--bg-hover); color: var(--text); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #a93226; color: #fff; }
.btn-danger-ghost { background: transparent; color: var(--danger); border-color: transparent; }
.btn-danger-ghost:hover { background: #fef2f2; }
.btn-sm  { padding: .35rem .75rem; font-size: .8125rem; }
.btn-lg  { padding: .75rem 1.5rem; font-size: .95rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { padding: .45rem; width: 36px; height: 36px; justify-content: center; }
.btn-xs { padding: .2rem .4rem; font-size: .72rem; }
.active-cart { background: var(--accent) !important; border-color: var(--accent) !important; color: #fff !important; }

/* ── Forms ───────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block; margin-bottom: .4rem;
  font-size: .825rem; font-weight: 600; color: var(--text);
}
.form-label.required::after { content: ' *'; color: var(--danger); }
.form-label small { font-weight: 400; color: var(--text-muted); }
.form-input {
  width: 100%; padding: .6rem .875rem; border-radius: var(--radius-sm);
  border: 1.5px solid var(--border); background: #fff; color: var(--text);
  font-size: .875rem; transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,58,92,.1); }
.form-textarea { width: 100%; padding: .625rem .875rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border); resize: vertical; font-size: .875rem; color: var(--text); background: #fff; }
.form-textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,58,92,.1); }
.form-select { width: 100%; padding: .6rem .875rem; border-radius: var(--radius-sm); border: 1.5px solid var(--border); background: #fff; color: var(--text); font-size: .875rem; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='%2364748b' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .5rem center; background-size: 20px; }
.form-select:focus { outline: none; border-color: var(--primary); }
.form-select-sm { padding: .35rem .75rem; font-size: .8125rem; border: 1.5px solid var(--border); border-radius: var(--radius-sm); background: #fff; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-actions { display: flex; gap: .75rem; align-items: center; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--border-light); }
.form-card { padding: 1.75rem; max-width: 680px; }

/* Input with icon */
.input-with-icon { position: relative; }
.input-with-icon .material-icons-round { position: absolute; left: .75rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 1.1rem; pointer-events: none; z-index: 1; }
.input-with-icon .form-input { padding-left: 2.5rem; }
.input-toggle-pass { position: absolute; right: .75rem; top: 50%; transform: translateY(-50%); background: none; border: none; color: var(--text-muted); cursor: pointer; display: flex; }

/* Toggle switch */
.toggle-label { display: flex; align-items: center; gap: .75rem; cursor: pointer; font-size: .875rem; user-select: none; }
.toggle-label input { display: none; }
.toggle-switch {
  width: 42px; height: 24px; border-radius: 12px; background: var(--border);
  position: relative; transition: background var(--transition); flex-shrink: 0;
}
.toggle-switch::after { content: ''; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform var(--transition); box-shadow: var(--shadow-sm); }
.toggle-label input:checked + .toggle-switch { background: var(--primary); }
.toggle-label input:checked + .toggle-switch::after { transform: translateX(18px); }

/* ── Cards ───────────────────────────────────────────────────── */
.card { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); overflow: hidden; }

/* ── Tags selector ───────────────────────────────────────────── */
.tags-selector { display: flex; flex-wrap: wrap; gap: .375rem; }
.tag-checkbox {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .3rem .7rem; border-radius: 100px;
  border: 1.5px solid var(--border); background: #fff;
  font-size: .8rem; cursor: pointer; transition: all var(--transition);
}
.tag-checkbox input { display: none; }
.tag-checkbox.checked { background: var(--primary); border-color: var(--primary); color: #fff; }
.tag-checkbox:hover:not(.checked) { border-color: var(--primary); background: rgba(26,58,92,.06); }
.tags-quick-add { margin-top: .5rem; }

/* ── Library page ────────────────────────────────────────────── */
.library-page {
  display: flex;
  padding-top: 1.25rem;
  min-height: calc(100vh - var(--navbar-h));
}
.library-sidebar {
  width: 260px; flex-shrink: 0; padding: 0 0 2rem 1.25rem;
  position: sticky; top: calc(var(--navbar-h) + 1.25rem);
  height: calc(100vh - var(--navbar-h) - 1.25rem);
  overflow-y: auto; transition: transform var(--transition);
}
.library-sidebar .sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.25rem; padding-right: 1rem;
}
.library-sidebar .sidebar-header h3 { font-size: 1rem; font-weight: 600; }
#closeSidebar { display: none; }
.library-main {
  flex: 1; min-width: 0; padding: 0 1.5rem 2rem 1.25rem;
}
.library-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap;
}
.toolbar-left { display: flex; align-items: center; gap: .75rem; }
.toolbar-right { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.results-count { font-size: .875rem; color: var(--text-muted); }
.sort-group { display: flex; align-items: center; gap: .25rem; }
.active-filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1rem; align-items: center; }
.filter-label-sm { font-size: .8rem; font-weight: 600; color: var(--text-muted); }
.active-filter-chip {
  background: rgba(26,58,92,.1); color: var(--primary);
  padding: .2rem .6rem; border-radius: 100px; font-size: .78rem;
  transition: background var(--transition);
}
.active-filter-chip:hover { background: rgba(26,58,92,.18); }
.filter-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 50; }

/* Sidebar filters */
.filter-section { margin-bottom: 1.25rem; padding-right: 1rem; }
.filter-label { display: block; font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted); margin-bottom: .625rem; }
.search-input-wrap { position: relative; }
.search-input-wrap .material-icons-round { position: absolute; left: .75rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 1rem; pointer-events: none; }
.search-input-wrap .form-input { padding-left: 2.4rem; }
.filter-pills { display: flex; flex-wrap: wrap; gap: .3rem; }
.pill-label { display: inline-flex; align-items: center; gap: .25rem; padding: .25rem .6rem; border-radius: 100px; border: 1.5px solid var(--border); font-size: .8rem; cursor: pointer; transition: all var(--transition); }
.pill-label input { display: none; }
.pill-label.active, .pill-label:has(input:checked) { background: var(--primary); border-color: var(--primary); color: #fff; }
.pill-count { background: rgba(255,255,255,.25); border-radius: 10px; padding: 0 4px; font-size: .7rem; }
.filter-list { display: flex; flex-direction: column; gap: .25rem; }
.filter-item { display: flex; align-items: center; gap: .5rem; padding: .35rem .5rem; border-radius: var(--radius-sm); cursor: pointer; font-size: .85rem; transition: background var(--transition); }
.filter-item input { display: none; }
.filter-item.active, .filter-item:has(input:checked) { background: rgba(26,58,92,.08); color: var(--primary); font-weight: 500; }
.filter-item:hover:not(.active) { background: var(--bg-hover); }
.cat-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.tags-cloud { display: flex; flex-wrap: wrap; gap: .3rem; }
.tag-chip { background: var(--bg); border: 1.5px solid var(--border); color: var(--text-muted); padding: .2rem .6rem; border-radius: 100px; font-size: .8rem; cursor: pointer; transition: all var(--transition); }
.tag-chip:hover, .tag-chip.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.filter-actions { padding-right: 1rem; display: flex; flex-direction: column; gap: .5rem; margin-top: 1.5rem; }

/* ── Media grid ──────────────────────────────────────────────── */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.media-card {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  overflow: hidden; transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.media-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.media-card.in-cart { border-color: var(--accent); }
.media-thumb {
  display: block; aspect-ratio: 4/3; overflow: hidden;
  background: var(--bg); position: relative; cursor: pointer;
}
.media-thumb img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .3s ease;
}
.media-card:hover .media-thumb img { transform: scale(1.04); }
.media-preview-icon {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--bg), #e8edf4);
}
.media-preview-icon.image  { background: linear-gradient(135deg, #e8f4fd, #d4eaf8); }
.media-preview-icon.video  { background: linear-gradient(135deg, #fdf0e8, #f8e0cc); }
.media-preview-icon.document { background: linear-gradient(135deg, #f0fdf4, #dcfce7); }
.media-preview-icon .material-icons-round { font-size: 3rem; color: var(--text-light); }
.media-preview-icon.image  .material-icons-round { color: #3b82f6; }
.media-preview-icon.video  .material-icons-round { color: #f97316; }
.media-preview-icon.document .material-icons-round { color: #22c55e; }
.media-type-badge {
  position: absolute; bottom: .5rem; right: .5rem;
  font-size: .65rem; font-weight: 700; letter-spacing: .5px;
  padding: 2px 6px; border-radius: 4px; backdrop-filter: blur(4px);
}
.badge-image   { background: rgba(59,130,246,.85);  color: #fff; }
.badge-video   { background: rgba(249,115,22,.85);  color: #fff; }
.badge-doc     { background: rgba(34,197,94,.85);   color: #fff; }
.badge-archive { background: rgba(168,85,247,.85);  color: #fff; }
.badge-other   { background: rgba(100,116,139,.85); color: #fff; }
.media-info { padding: .75rem; }
.media-title { font-size: .875rem; font-weight: 500; margin-bottom: .4rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.media-title a { color: var(--text); }
.media-title a:hover { color: var(--primary); }
.media-meta { display: flex; flex-wrap: wrap; gap: .3rem; align-items: center; margin-bottom: .4rem; }
.meta-cat { font-size: .72rem; font-weight: 600; padding: 2px 7px; border-radius: 4px; white-space: nowrap; overflow: hidden; max-width: 140px; text-overflow: ellipsis; }
.meta-size { font-size: .75rem; color: var(--text-muted); }
.media-tags { display: flex; flex-wrap: wrap; gap: .2rem; }
.tag-tiny { background: var(--bg); color: var(--text-muted); font-size: .7rem; padding: 1px 6px; border-radius: 4px; }
.tag-tiny.more { color: var(--text-light); }
.media-actions {
  display: flex; gap: .25rem; padding: .5rem .75rem;
  border-top: 1px solid var(--border-light); background: var(--bg);
}
.media-action-btn {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: var(--radius-sm);
  border: none; background: transparent; color: var(--text-muted); cursor: pointer;
  transition: all var(--transition); text-decoration: none;
}
.media-action-btn:hover { background: #fff; color: var(--primary); box-shadow: var(--shadow-sm); }
.media-action-btn.cart-toggle.active { color: var(--accent); }
.media-action-btn .material-icons-round { font-size: 1.05rem; }

/* ── Pagination ───────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; gap: .375rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
.pagination .btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ── Empty state ─────────────────────────────────────────────── */
.empty-state {
  text-align: center; padding: 4rem 2rem;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.empty-state .material-icons-round { font-size: 4rem; color: var(--text-light); }
.empty-state h3 { font-size: 1.25rem; color: var(--text-muted); }
.empty-state p { color: var(--text-muted); max-width: 360px; }

/* ── Auth page ────────────────────────────────────────────────── */
.auth-body { background: var(--bg); min-height: 100vh; display: flex; align-items: stretch; }
.auth-wrapper { display: flex; width: 100%; min-height: 100vh; }
.auth-left {
  flex: 1; background: linear-gradient(145deg, var(--primary-dark), var(--primary));
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding: 3rem 2.5rem; text-align: center; position: relative; overflow: hidden;
}
.auth-left::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.auth-brand { position: relative; z-index: 1; }
.auth-logo-wrap {
  width: 72px; height: 72px; background: rgba(255,255,255,.12); border-radius: 18px;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 1.25rem;
  border: 2px solid rgba(255,255,255,.2);
}
.auth-logo-wrap .material-icons-round { font-size: 2.5rem; color: var(--accent); }
.auth-brand h1 { color: #fff; font-size: 1.75rem; font-weight: 700; margin-bottom: .5rem; }
.auth-brand p { color: rgba(255,255,255,.65); line-height: 1.7; }
.auth-features { display: flex; flex-direction: column; gap: .75rem; margin-top: 2.5rem; position: relative; z-index: 1; }
.auth-feature { display: flex; align-items: center; gap: .75rem; color: rgba(255,255,255,.7); font-size: .875rem; }
.auth-feature .material-icons-round { color: var(--accent); font-size: 1.1rem; }
.auth-right {
  width: 480px; display: flex; align-items: center; justify-content: center;
  padding: 2.5rem 2rem; background: #fff;
}
.auth-card { width: 100%; max-width: 380px; }
.auth-card-header { margin-bottom: 1.75rem; }
.auth-card-header h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: .375rem; }
.auth-card-header p { color: var(--text-muted); }
.auth-form { display: flex; flex-direction: column; gap: .1rem; }
.auth-footer { margin-top: 1.5rem; text-align: center; color: var(--text-muted); font-size: .8125rem; line-height: 1.7; }

/* ── Media detail ────────────────────────────────────────────── */
.media-detail-page { max-width: 1200px; margin: 0 auto; padding: 1.5rem; }
.detail-breadcrumb { display: flex; align-items: center; gap: .3rem; font-size: .8125rem; color: var(--text-muted); margin-bottom: 1.5rem; flex-wrap: wrap; }
.detail-breadcrumb .material-icons-round { font-size: .9rem; }
.detail-breadcrumb a { color: var(--text-muted); }
.detail-breadcrumb a:hover { color: var(--primary); }
.detail-layout { display: grid; grid-template-columns: 1fr 380px; gap: 2rem; align-items: start; }
.detail-preview { border-radius: var(--radius-lg); overflow: hidden; background: var(--bg); border: 1px solid var(--border); position: relative; }
.preview-image-wrap { position: relative; }
.preview-image { width: 100%; max-height: 60vh; object-fit: contain; cursor: zoom-in; }
.lightbox-trigger { position: absolute; top: 1rem; right: 1rem; background: rgba(0,0,0,.5); color: #fff; border: none; border-radius: 50%; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; transition: opacity var(--transition); }
.preview-image-wrap:hover .lightbox-trigger { opacity: 1; }
.preview-video { width: 100%; max-height: 60vh; }
.preview-pdf { width: 100%; height: 60vh; border: none; }
.preview-generic { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 4rem 2rem; gap: 1rem; }
.preview-icon-large .material-icons-round { font-size: 5rem; color: var(--text-light); }
.preview-filename { font-size: .875rem; font-weight: 500; color: var(--text-muted); }
.preview-size { font-size: .8rem; color: var(--text-light); }
.detail-info { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 1.75rem; }
.detail-header { margin-bottom: 1rem; }
.detail-type-badge { display: inline-flex; align-items: center; gap: .35rem; font-size: .75rem; font-weight: 700; padding: .25rem .625rem; border-radius: var(--radius-sm); margin-bottom: .75rem; }
.detail-title { font-size: 1.375rem; font-weight: 700; line-height: 1.3; }
.detail-description { color: var(--text-muted); font-size: .875rem; line-height: 1.7; margin-bottom: 1.25rem; }
.detail-meta { display: flex; flex-direction: column; gap: .625rem; margin-bottom: 1.5rem; }
.meta-row { display: flex; align-items: flex-start; gap: .75rem; font-size: .85rem; }
.meta-key { display: flex; align-items: center; gap: .3rem; color: var(--text-muted); min-width: 140px; font-size: .82rem; }
.meta-key .material-icons-round { font-size: .95rem; }
.meta-value { font-weight: 500; color: var(--text); }
.detail-tags { margin-bottom: 1.5rem; }
.detail-tags-label { font-size: .8rem; font-weight: 600; color: var(--text-muted); margin-bottom: .5rem; text-transform: uppercase; letter-spacing: .5px; }
.tags-list { display: flex; flex-wrap: wrap; gap: .375rem; }
.detail-actions { display: flex; flex-wrap: wrap; gap: .5rem; padding-top: 1.25rem; border-top: 1px solid var(--border-light); }
.cat-badge { font-size: .78rem; font-weight: 600; padding: .2rem .6rem; border-radius: 4px; }
.similar-section { margin-top: 2.5rem; }
.similar-section h2 { font-size: 1.125rem; font-weight: 600; margin-bottom: 1rem; }
.similar-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }

/* ── Lightbox ────────────────────────────────────────────────── */
.lightbox { position: fixed; inset: 0; z-index: 999; background: rgba(0,0,0,.9); display: none; align-items: center; justify-content: center; }
.lightbox.active { display: flex; }
.lightbox img { max-width: 90vw; max-height: 90vh; object-fit: contain; border-radius: var(--radius); }
.lightbox-close { position: absolute; top: 1rem; right: 1rem; background: rgba(255,255,255,.15); border: none; color: #fff; border-radius: 50%; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 1.5rem; transition: background var(--transition); }
.lightbox-close:hover { background: rgba(255,255,255,.25); }
.lightbox-generic { display: flex; flex-direction: column; align-items: center; gap: 1rem; color: #fff; }
.lightbox-generic .material-icons-round { font-size: 5rem; color: rgba(255,255,255,.5); }

/* ── Upload page ─────────────────────────────────────────────── */
.upload-page { max-width: 780px; margin: 0 auto; padding: 1.5rem; }
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.page-header h1 { font-size: 1.375rem; font-weight: 700; display: flex; align-items: center; gap: .5rem; }
.page-header h1 .material-icons-round { color: var(--primary); }
.upload-form { padding: 1.75rem; }
.upload-drop-zone {
  border: 2px dashed var(--border); border-radius: var(--radius);
  padding: 2.5rem; text-align: center; margin-bottom: 1.75rem;
  transition: border-color var(--transition), background var(--transition);
  background: var(--bg);
}
.upload-drop-zone.drag-over { border-color: var(--primary); background: rgba(26,58,92,.04); }
.drop-icon { font-size: 3rem !important; color: var(--text-light); display: block; margin-bottom: .75rem; }
.drop-title { font-size: 1rem; font-weight: 600; margin-bottom: .25rem; }
.drop-sub { color: var(--text-muted); font-size: .875rem; margin-bottom: 1rem; }
.drop-info { font-size: .8rem; color: var(--text-muted); margin-top: .75rem; }
.file-preview { display: none; align-items: center; gap: 1rem; text-align: left; padding: .5rem; background: #fff; border-radius: var(--radius-sm); }
.file-preview-icon .material-icons-round { font-size: 2.5rem; color: var(--primary); }
.file-preview-info { flex: 1; }
.file-preview-info strong { display: block; font-size: .875rem; }
.file-preview-info span { font-size: .8rem; color: var(--text-muted); }
.upload-fields { display: flex; flex-direction: column; gap: 0; }
.upload-submit { display: flex; gap: .75rem; align-items: center; margin-top: 1.75rem; padding-top: 1.25rem; border-top: 1px solid var(--border-light); }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Cart page ───────────────────────────────────────────────── */
.cart-page { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }
.cart-layout { display: grid; grid-template-columns: 1fr 340px; gap: 1.5rem; align-items: start; }
.cart-items-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; font-size: .875rem; color: var(--text-muted); }
.cart-items { display: flex; flex-direction: column; gap: .5rem; }
.cart-item {
  display: flex; align-items: center; gap: 1rem;
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  padding: .875rem 1rem; transition: box-shadow var(--transition); transition: opacity .3s;
}
.cart-item:hover { box-shadow: var(--shadow-sm); }
.cart-item-thumb {
  width: 60px; height: 50px; border-radius: 6px; overflow: hidden;
  background: var(--bg); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cart-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-thumb .material-icons-round { color: var(--text-muted); }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-title { font-size: .875rem; font-weight: 500; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.cart-item-meta { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .3rem; font-size: .78rem; color: var(--text-muted); align-items: center; }
.cart-item-actions { display: flex; gap: .25rem; flex-shrink: 0; }
.share-panel { padding: 1.5rem; }
.share-panel-header { display: flex; align-items: center; gap: .5rem; margin-bottom: .75rem; }
.share-panel-header .material-icons-round { color: var(--primary); }
.share-panel-header h3 { font-size: 1rem; font-weight: 600; }
.share-panel-desc { font-size: .8375rem; color: var(--text-muted); margin-bottom: 1.25rem; line-height: 1.6; }
.share-form { display: flex; flex-direction: column; gap: .1rem; }
.download-all-card { padding: 1.25rem; margin-top: 1rem; }
.download-all-card h4 { font-size: .9rem; font-weight: 600; margin-bottom: .375rem; }
.download-all-card p { font-size: .82rem; color: var(--text-muted); margin-bottom: .875rem; }
.share-created-banner {
  display: flex; align-items: flex-start; gap: 1rem;
  background: #ecfdf5; border: 1px solid #a7f3d0; border-radius: var(--radius);
  padding: 1.25rem 1.5rem; margin-bottom: 1.5rem;
}
.share-created-icon .material-icons-round { font-size: 2rem; color: var(--success); }
.share-created-content { flex: 1; }
.share-created-content h3 { font-size: 1rem; font-weight: 600; color: #065f46; margin-bottom: .25rem; }
.share-url-row { display: flex; gap: .5rem; margin-top: .75rem; flex-wrap: wrap; }
.share-url-input { font-size: .8rem; font-family: monospace; }

/* ── Share page (public) ─────────────────────────────────────── */
.share-body { background: var(--bg); }
.share-page { min-height: 100vh; display: flex; flex-direction: column; }
.share-header { background: var(--primary); padding: .875rem 1.5rem; }
.share-header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem; max-width: 1200px; margin: 0 auto; }
.share-brand { display: flex; align-items: center; gap: .5rem; color: #fff; font-weight: 600; }
.share-brand .material-icons-round { color: var(--accent); }
.share-meta { font-size: .8125rem; color: rgba(255,255,255,.7); }
.share-content { flex: 1; padding: 1.5rem; max-width: 1200px; margin: 0 auto; width: 100%; }
.share-error-state { text-align: center; padding: 5rem 2rem; }
.share-error-icon .material-icons-round { font-size: 5rem; color: var(--text-light); display: block; margin-bottom: 1rem; }
.share-error-state h2 { font-size: 1.5rem; margin-bottom: .75rem; }
.share-error-state p { color: var(--text-muted); }
.share-password-wrap { display: flex; align-items: center; justify-content: center; min-height: 60vh; }
.share-password-card { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 2.5rem; max-width: 420px; width: 100%; text-align: center; box-shadow: var(--shadow); }
.password-icon .material-icons-round { font-size: 3rem; color: var(--primary); margin-bottom: .75rem; }
.share-password-card h2 { font-size: 1.375rem; font-weight: 700; margin-bottom: .5rem; }
.share-password-card p { color: var(--text-muted); margin-bottom: 1.5rem; font-size: .875rem; }
.password-form { display: flex; flex-direction: column; gap: .875rem; }
.share-main { max-width: 100%; }
.share-title-row { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 1.5rem; gap: 1rem; flex-wrap: wrap; }
.share-title { font-size: 1.5rem; font-weight: 700; }
.share-subtitle { color: var(--text-muted); font-size: .875rem; margin-top: .25rem; }
.share-footer { text-align: center; padding: 1.5rem; color: var(--text-muted); font-size: .82rem; border-top: 1px solid var(--border); }
.share-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.share-media-card .media-thumb { cursor: pointer; }

/* ── Site footer ─────────────────────────────────────────────── */
.site-footer {
  background: #fff; border-top: 1px solid var(--border);
  padding: 1rem 1.5rem; margin-top: auto;
}
.footer-inner { display: flex; align-items: center; gap: .75rem; color: var(--text-muted); font-size: .8rem; max-width: 1600px; margin: 0 auto; }
.footer-sep { color: var(--border); }

/* ── Toast notifications ──────────────────────────────────────── */
#toastContainer { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999; display: flex; flex-direction: column; gap: .5rem; pointer-events: none; }
.toast {
  display: flex; align-items: center; gap: .625rem;
  background: #fff; border-radius: var(--radius-sm); box-shadow: var(--shadow-lg);
  padding: .75rem 1rem; font-size: .875rem; font-weight: 500;
  border-left: 3px solid var(--primary); min-width: 220px; max-width: 340px;
  animation: toastIn .22s ease; pointer-events: all;
}
.toast-success { border-left-color: var(--success); }
.toast-error   { border-left-color: var(--danger); }
.toast-warning { border-left-color: var(--warning); }
@keyframes toastIn { from { opacity:0; transform: translateX(20px); } }
@keyframes toastOut { to   { opacity:0; transform: translateX(20px); } }
.toast-out { animation: toastOut .22s ease forwards; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .detail-layout { grid-template-columns: 1fr; }
  .cart-layout { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .library-sidebar { position: fixed; left: 0; top: var(--navbar-h); bottom: 0; z-index: 60; background: #fff; border-right: 1px solid var(--border); padding: 1.25rem; transform: translateX(-100%); width: 280px; height: auto; overflow-y: auto; }
  .library-sidebar.open { transform: none; }
  .filter-overlay.active { display: block; }
  #closeSidebar { display: flex; }
  .library-main { padding: 0 1rem 2rem; }
}
@media (max-width: 768px) {
  .navbar-menu { display: none; position: fixed; left: 0; top: var(--navbar-h); right: 0; background: var(--primary); flex-direction: column; align-items: flex-start; padding: 1rem; gap: .25rem; }
  .navbar-menu.open { display: flex; }
  .hamburger { display: flex; }
  .auth-left { display: none; }
  .auth-right { width: 100%; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .media-grid { grid-template-columns: repeat(auto-fill, minmax(165px, 1fr)); }
  .upload-page, .cart-page, .media-detail-page { padding: 1rem; }
  .share-title-row { flex-direction: column; }
}
@media (max-width: 480px) {
  .media-grid { grid-template-columns: repeat(2, 1fr); }
  .page-header { flex-direction: column; align-items: flex-start; }
  .share-url-row { flex-direction: column; }
  .cart-item { flex-wrap: wrap; }
}

/* ── Sélection multiple ──────────────────────────────────────── */
.selection-bar {
  display: flex; align-items: center; gap: 1rem;
  background: var(--primary); color: #fff;
  padding: .75rem 1.25rem; border-radius: var(--radius);
  margin-bottom: 1rem; animation: slideIn .2s ease;
}
.selection-bar .material-icons-round { color: var(--accent); }
.selection-bar-actions { display: flex; gap: .5rem; margin-left: auto; }
#selectionModeBtn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* Overlay checkbox sur chaque carte */
.card-select-overlay {
  position: absolute; top: .5rem; left: .5rem; z-index: 5;
  display: none;
}
.card-checkbox {
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(255,255,255,.9); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition); box-shadow: var(--shadow-sm);
}
.card-checkbox .material-icons-round { font-size: .9rem; color: transparent; }

/* Mode sélection actif */
.selection-mode .media-card { cursor: pointer; }
.selection-mode .card-select-overlay { display: block; }
.selection-mode .card-normal-actions { pointer-events: none; opacity: 0; }
.selection-mode .media-thumb { pointer-events: none; }

/* Carte sélectionnée */
.media-card.selected { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary); }
.media-card.selected .card-checkbox {
  background: var(--primary); border-color: var(--primary);
}
.media-card.selected .card-checkbox .material-icons-round { color: #fff; }
.media-card.selected .media-thumb::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(26,58,92,.15); pointer-events: none;
}

/* ── Panier — styles complets (indépendants de admin.css) ───── */
.cart-page { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }

/* Layout avec sidebar */
.cart-layout { display: block; }
.cart-layout.cart-layout-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 1.5rem;
  align-items: start;
}

/* Colonne gauche */
.cart-main { min-width: 0; }
.cart-items-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1rem; font-size: .875rem;
}
.cart-items-count { color: var(--text-muted); font-weight: 500; }
.cart-items { display: flex; flex-direction: column; gap: .5rem; }

.cart-item {
  display: flex; align-items: center; gap: 1rem;
  background: #fff; border-radius: var(--radius);
  border: 1px solid var(--border); padding: .875rem 1rem;
  transition: box-shadow var(--transition), opacity .3s ease;
}
.cart-item:hover { box-shadow: var(--shadow-sm); }
.cart-item-thumb {
  width: 60px; height: 50px; border-radius: 6px;
  background: var(--bg); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.cart-item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.cart-item-thumb .material-icons-round { color: var(--text-muted); font-size: 1.5rem; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-title {
  display: block; font-size: .875rem; font-weight: 500;
  color: var(--text); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
  margin-bottom: .3rem;
}
.cart-item-title:hover { color: var(--primary); }
.cart-item-meta {
  display: flex; flex-wrap: wrap; gap: .4rem;
  align-items: center; font-size: .78rem; color: var(--text-muted);
}
.cart-item-actions { display: flex; gap: .25rem; flex-shrink: 0; }

/* Colonne droite (sidebar) */
.cart-sidebar-col {
  display: flex; flex-direction: column; gap: 1rem;
  position: sticky; top: calc(var(--navbar-h) + 1rem);
}

/* Panneaux de la sidebar panier */
.cart-panel {
  background: #fff; border-radius: var(--radius);
  border: 1px solid var(--border); padding: 1.375rem;
}
.cart-panel-secondary { background: var(--bg); }
.cart-panel-header {
  display: flex; align-items: flex-start; gap: .875rem;
  margin-bottom: 1.25rem;
}
.cart-panel-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(26,58,92,.08); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.cart-panel-icon .material-icons-round { color: var(--primary); font-size: 1.2rem; }
.cart-panel-header h3 { font-size: .95rem; font-weight: 600; margin-bottom: .2rem; }
.cart-panel-header p  { font-size: .8rem; color: var(--text-muted); line-height: 1.5; }

/* Bannière lien créé */
.share-created-banner {
  display: flex; align-items: flex-start; gap: 1rem;
  background: #ecfdf5; border: 1px solid #a7f3d0;
  border-radius: var(--radius); padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}
.share-created-icon .material-icons-round { font-size: 2rem; color: #059669; }
.share-created-content { flex: 1; }
.share-created-content h3 { font-size: 1rem; font-weight: 600; color: #065f46; margin-bottom: .25rem; }
.share-url-row { display: flex; gap: .5rem; flex-wrap: wrap; }
.share-url-input { font-family: monospace; font-size: .8rem; flex: 1; min-width: 200px; }

/* Responsive panier */
@media (max-width: 900px) {
  .cart-layout.cart-layout-with-sidebar {
    grid-template-columns: 1fr;
  }
  .cart-sidebar-col { position: static; }
}
@media (max-width: 520px) {
  .cart-page { padding: 1rem; }
  .cart-item { flex-wrap: wrap; }
  .share-url-row { flex-direction: column; }
}