/* ============================================
   ECOSERVISTRACTORES – Admin Panel Styles
   Back-office en français
   ============================================ */

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

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

:root {
  --admin-sidebar-w: 260px;
  --admin-header-h: 64px;
  --admin-primary: #2E5A3C;
  --admin-primary-dark: #1A3C28;
  --admin-primary-light: #3d7a52;
  --admin-accent: #F5F0E6;
  --admin-bg: #F0F2F5;
  --admin-card: #FFFFFF;
  --admin-border: #E4E8EF;
  --admin-text: #1C1C1C;
  --admin-muted: #6B7280;
  --admin-success: #10B981;
  --admin-warning: #F59E0B;
  --admin-danger: #EF4444;
  --admin-info: #3B82F6;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--admin-bg);
  color: var(--admin-text);
  min-height: 100vh;
  display: flex;
  font-size: 14px;
  line-height: 1.5;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 14px; }

/* ─── SIDEBAR ─────────────────────────────── */
.admin-sidebar {
  width: var(--admin-sidebar-w);
  background: var(--admin-primary-dark);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: transform 0.3s ease;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo img { height: 36px; width: auto; }
.sidebar-logo-text { font-size: 0.8rem; color: rgba(255,255,255,0.5); margin-top: 2px; }

.sidebar-nav { flex: 1; padding: 12px 0; }

.sidebar-section-label {
  padding: 16px 20px 6px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.35);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  border-radius: 0;
  transition: all 0.2s;
  position: relative;
  border-left: 3px solid transparent;
}

.sidebar-link:hover {
  background: rgba(255,255,255,0.07);
  color: white;
}

.sidebar-link.active {
  background: rgba(255,255,255,0.10);
  color: white;
  font-weight: 600;
  border-left-color: #4CAF50;
}

.sidebar-link .badge {
  margin-left: auto;
  background: var(--admin-danger);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
}

.sidebar-link .badge-warning { background: var(--admin-warning); }
.sidebar-link .badge-info    { background: var(--admin-info); }

.sidebar-link svg { flex-shrink: 0; width: 18px; height: 18px; }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
}

.sidebar-user-avatar {
  width: 34px; height: 34px;
  background: var(--admin-primary-light);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 0.875rem;
  flex-shrink: 0;
}

.sidebar-user-name { font-weight: 600; color: white; font-size: 0.8rem; }
.sidebar-user-role { font-size: 0.7rem; color: rgba(255,255,255,0.4); }

/* ─── MAIN AREA ───────────────────────────── */
.admin-main {
  margin-left: var(--admin-sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ─── TOP HEADER ──────────────────────────── */
.admin-header {
  height: var(--admin-header-h);
  background: var(--admin-card);
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.admin-header-title { font-size: 1.1rem; font-weight: 700; color: var(--admin-text); flex: 1; }
.admin-header-title span { font-weight: 400; color: var(--admin-muted); font-size: 0.875rem; margin-left: 6px; }

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

.admin-icon-btn {
  width: 38px; height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--admin-border);
  background: white;
  display: flex; align-items: center; justify-content: center;
  color: var(--admin-muted);
  transition: all 0.2s;
  position: relative;
}
.admin-icon-btn:hover { background: var(--admin-bg); color: var(--admin-primary); }
.admin-icon-btn .notif-dot {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px;
  background: var(--admin-danger);
  border-radius: 50%;
  border: 2px solid white;
}

/* ─── CONTENT ─────────────────────────────── */
.admin-content { flex: 1; padding: 28px; overflow-y: auto; }

/* ─── CARDS ───────────────────────────────── */
.admin-card {
  background: var(--admin-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--admin-border);
  box-shadow: var(--shadow-sm);
  padding: 24px;
}

.admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--admin-border);
}

.admin-card-title { font-size: 1rem; font-weight: 700; color: var(--admin-text); }

/* ─── STAT CARDS ──────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; margin-bottom: 24px; }

.stat-card {
  background: var(--admin-card);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  border: 1px solid var(--admin-border);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s;
}
.stat-card:hover { box-shadow: var(--shadow-md); }

.stat-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.stat-icon--green  { background: #DCFCE7; color: #16A34A; }
.stat-icon--orange { background: #FEF3C7; color: #D97706; }
.stat-icon--blue   { background: #DBEAFE; color: #2563EB; }
.stat-icon--red    { background: #FEE2E2; color: #DC2626; }
.stat-icon--purple { background: #EDE9FE; color: #7C3AED; }

.stat-value { font-size: 1.75rem; font-weight: 800; color: var(--admin-text); line-height: 1; }
.stat-label { font-size: 0.8rem; color: var(--admin-muted); margin-top: 3px; }
.stat-change { font-size: 0.75rem; margin-top: 6px; display: flex; align-items: center; gap: 3px; }
.stat-change--up   { color: var(--admin-success); }
.stat-change--down { color: var(--admin-danger); }

/* ─── TABLE ───────────────────────────────── */
.admin-table-wrap { overflow-x: auto; }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.admin-table th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--admin-muted);
  background: var(--admin-bg);
  border-bottom: 1px solid var(--admin-border);
  white-space: nowrap;
}

.admin-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--admin-border);
  color: var(--admin-text);
  vertical-align: middle;
}

.admin-table tr:last-child td { border-bottom: none; }
.admin-table tbody tr:hover { background: #FAFBFC; }
.admin-table .col-actions { text-align: right; white-space: nowrap; }

/* ─── BADGES ──────────────────────────────── */
.admin-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px;
  font-size: 0.72rem; font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase; letter-spacing: 0.3px;
}
.badge-green   { background: #DCFCE7; color: #16A34A; }
.badge-orange  { background: #FEF3C7; color: #D97706; }
.badge-blue    { background: #DBEAFE; color: #2563EB; }
.badge-red     { background: #FEE2E2; color: #DC2626; }
.badge-gray    { background: #F3F4F6; color: #6B7280; }
.badge-purple  { background: #EDE9FE; color: #7C3AED; }

/* ─── BUTTONS ─────────────────────────────── */
.btn-admin {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  font-size: 0.875rem; font-weight: 600;
  border-radius: var(--radius-md);
  border: none; cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
}
.btn-admin-primary { background: var(--admin-primary); color: white; }
.btn-admin-primary:hover { background: var(--admin-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-admin-secondary { background: white; color: var(--admin-primary); border: 1px solid var(--admin-border); }
.btn-admin-secondary:hover { background: var(--admin-bg); }
.btn-admin-danger { background: var(--admin-danger); color: white; }
.btn-admin-danger:hover { background: #DC2626; }
.btn-admin-sm { padding: 5px 10px; font-size: 0.78rem; border-radius: var(--radius-sm); }
.btn-admin-icon { padding: 6px; border-radius: var(--radius-sm); border: 1px solid var(--admin-border); background: white; color: var(--admin-muted); }
.btn-admin-icon:hover { background: var(--admin-bg); color: var(--admin-primary); }

/* ─── FORM ELEMENTS ───────────────────────── */
.form-group-admin { margin-bottom: 18px; }
.form-label-admin {
  display: block;
  font-size: 0.8rem; font-weight: 600;
  color: var(--admin-muted);
  text-transform: uppercase; letter-spacing: 0.4px;
  margin-bottom: 6px;
}
.form-control-admin {
  width: 100%;
  padding: 9px 12px;
  font-size: 0.875rem;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  background: white;
  color: var(--admin-text);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.form-control-admin:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(46,90,60,0.12);
}
select.form-control-admin {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
  appearance: none;
}
textarea.form-control-admin { resize: vertical; min-height: 100px; }

/* ─── SEARCH BAR ──────────────────────────── */
.admin-search {
  position: relative;
  flex: 0 0 280px;
}
.admin-search input {
  width: 100%;
  padding: 8px 36px 8px 12px;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  background: var(--admin-bg);
  outline: none;
  transition: all 0.18s;
}
.admin-search input:focus { background: white; border-color: var(--admin-primary); box-shadow: 0 0 0 3px rgba(46,90,60,0.10); }
.admin-search svg { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--admin-muted); pointer-events: none; }

/* ─── TOOLBAR ─────────────────────────────── */
.admin-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.admin-toolbar-right { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

/* ─── PRODUCT IMAGE UPLOAD ────────────────── */
.upload-zone {
  border: 2px dashed var(--admin-border);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--admin-bg);
}
.upload-zone:hover { border-color: var(--admin-primary); background: #F0FFF4; }
.upload-zone p { font-size: 0.875rem; color: var(--admin-muted); margin-top: 8px; }

.image-preview-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 12px;
}
.image-preview-item {
  aspect-ratio: 1;
  background: var(--admin-bg);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--admin-border);
}
.image-preview-item button {
  position: absolute; top: 3px; right: 3px;
  width: 20px; height: 20px;
  background: rgba(0,0,0,0.6);
  border: none; border-radius: 50%;
  color: white; font-size: 11px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}

/* ─── MODAL ───────────────────────────────── */
.admin-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  opacity: 0; visibility: hidden; transition: all 0.2s;
}
.admin-modal-overlay.open { opacity: 1; visibility: visible; }
.admin-modal {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 640px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95); transition: transform 0.2s;
}
.admin-modal-overlay.open .admin-modal { transform: scale(1); }
.admin-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--admin-border);
  position: sticky; top: 0; background: white; z-index: 1;
}
.admin-modal-header h3 { font-size: 1.05rem; font-weight: 700; }
.admin-modal-close {
  width: 30px; height: 30px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--admin-border);
  background: white;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--admin-muted);
}
.admin-modal-close:hover { background: var(--admin-bg); }
.admin-modal-body { padding: 24px; }
.admin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--admin-border);
  display: flex; justify-content: flex-end; gap: 8px;
  position: sticky; bottom: 0; background: white;
}

/* ─── TABS ────────────────────────────────── */
.admin-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--admin-border); margin-bottom: 20px; }
.admin-tab-btn {
  padding: 10px 18px;
  font-size: 0.875rem; font-weight: 600;
  color: var(--admin-muted);
  border: none; background: none; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -2px;
  transition: all 0.18s;
}
.admin-tab-btn:hover { color: var(--admin-primary); }
.admin-tab-btn.active { color: var(--admin-primary); border-bottom-color: var(--admin-primary); }

/* ─── CHART PLACEHOLDER ───────────────────── */
.chart-placeholder {
  height: 200px;
  background: linear-gradient(180deg, #F0FFF4 0%, #DCFCE7 100%);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--admin-primary-light); font-size: 0.875rem; font-weight: 600;
  border: 1px solid #BBF7D0;
  position: relative;
  overflow: hidden;
}

/* ─── PROGRESS BAR ────────────────────────── */
.progress-bar { height: 6px; background: var(--admin-border); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 3px; transition: width 0.5s ease; }

/* ─── PAGINATION ──────────────────────────── */
.admin-pagination {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--admin-border);
  font-size: 0.8rem; color: var(--admin-muted);
  flex-wrap: wrap; gap: 10px;
}
.admin-pagination .pages { display: flex; gap: 4px; }
.admin-pagination .page-btn {
  width: 32px; height: 32px;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-sm);
  background: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 600; cursor: pointer;
  transition: all 0.15s; color: var(--admin-muted);
}
.admin-pagination .page-btn:hover, .admin-pagination .page-btn.active {
  background: var(--admin-primary); border-color: var(--admin-primary); color: white;
}

/* ─── NOTIFICATION TOAST ──────────────────── */
.admin-toast-container { position: fixed; top: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.admin-toast {
  background: white;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 10px;
  min-width: 260px; max-width: 360px;
  border-left: 4px solid;
  animation: adminToastIn 0.3s ease;
}
.admin-toast--success { border-color: var(--admin-success); }
.admin-toast--warning { border-color: var(--admin-warning); }
.admin-toast--error   { border-color: var(--admin-danger); }
@keyframes adminToastIn { from { transform:translateX(110%); opacity:0; } to { transform:translateX(0); opacity:1; } }
@keyframes adminToastOut { to { transform:translateX(110%); opacity:0; } }

/* ─── RESPONSIVE ──────────────────────────── */
@media (max-width: 1024px) {
  .stat-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .admin-content { padding: 16px; }
}