/* MyCRM — Styles principaux */
:root {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --surface2: #f0f1f6;
  --border: #e4e6ee;
  --text: #1a1d2e;
  --text2: #6b7280;
  --text3: #9ca3af;
  --accent: #3b5bdb;
  --accent-bg: #eef2ff;
  --accent-text: #3b5bdb;
  --success: #087f5b;
  --success-bg: #e6fcf5;
  --warning: #e67700;
  --warning-bg: #fff9db;
  --danger: #c92a2a;
  --danger-bg: #fff5f5;
  --sidebar-w: 210px;
  --radius: 8px;
  --radius-lg: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', system-ui, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; }

/* Layout */
#app { display: flex; min-height: 100vh; }
#sidebar { width: var(--sidebar-w); background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; height: 100vh; z-index: 100; }
#main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; min-height: 100vh; }

/* Sidebar */
.sidebar-logo { padding: 18px 16px 14px; border-bottom: 1px solid var(--border); }
.sidebar-logo h1 { font-size: 16px; font-weight: 700; color: var(--accent); }
.sidebar-logo span { font-size: 11px; color: var(--text3); }
.nav-section { font-size: 10px; font-weight: 600; color: var(--text3); padding: 12px 16px 4px; text-transform: uppercase; letter-spacing: 0.08em; }
.nav-item { display: flex; align-items: center; gap: 9px; padding: 8px 14px; cursor: pointer; font-size: 13px; color: var(--text2); border-radius: 6px; margin: 1px 8px; transition: all 0.12s; }
.nav-item:hover { background: var(--bg); color: var(--text); }
.nav-item.active { background: var(--accent-bg); color: var(--accent); font-weight: 500; }
.nav-item svg { flex-shrink: 0; opacity: 0.8; }
.sidebar-footer { margin-top: auto; padding: 12px; border-top: 1px solid var(--border); }
.user-pill { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: var(--radius); background: var(--bg); cursor: pointer; }
.user-pill:hover { background: var(--surface2); }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--accent-bg); color: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; flex-shrink: 0; }
.avatar.sm { width: 24px; height: 24px; font-size: 9px; }
.avatar.lg { width: 44px; height: 44px; font-size: 15px; }

/* Topbar */
#topbar { background: var(--surface); border-bottom: 1px solid var(--border); padding: 10px 24px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 50; }
.topbar-title { font-size: 15px; font-weight: 600; }
.topbar-actions { display: flex; gap: 8px; }

/* Contenu */
#content { padding: 24px; flex: 1; }

/* Boutons */
.btn { padding: 7px 14px; border-radius: var(--radius); border: 1px solid var(--border); font-size: 13px; cursor: pointer; background: var(--surface); color: var(--text); font-weight: 500; transition: all 0.12s; display: inline-flex; align-items: center; gap: 6px; }
.btn:hover { background: var(--surface2); border-color: #ccc; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #2f4ac4; }
.btn-danger { background: var(--danger-bg); color: var(--danger); border-color: #ffc9c9; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Cards KPI */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.kpi-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px; }
.kpi-label { font-size: 12px; color: var(--text2); margin-bottom: 6px; }
.kpi-value { font-size: 26px; font-weight: 700; color: var(--text); }
.kpi-delta { font-size: 12px; color: var(--success); margin-top: 3px; }
.kpi-delta.warn { color: var(--warning); }

/* Tableaux */
.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data-table thead tr { background: var(--surface2); }
table.data-table th { padding: 10px 14px; text-align: left; font-weight: 500; color: var(--text2); font-size: 12px; border-bottom: 1px solid var(--border); }
table.data-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text); }
table.data-table tbody tr:last-child td { border-bottom: none; }
table.data-table tbody tr:hover { background: var(--bg); }

/* Badges */
.badge { font-size: 11px; font-weight: 500; padding: 2px 8px; border-radius: 20px; white-space: nowrap; }
.badge-blue { background: var(--accent-bg); color: var(--accent); }
.badge-green { background: var(--success-bg); color: var(--success); }
.badge-orange { background: var(--warning-bg); color: var(--warning); }
.badge-red { background: var(--danger-bg); color: var(--danger); }
.badge-gray { background: var(--surface2); color: var(--text2); }

/* Formulaires */
.form-group { margin-bottom: 16px; }
.form-label { font-size: 13px; font-weight: 500; color: var(--text2); display: block; margin-bottom: 5px; }
.form-control { width: 100%; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 13px; background: var(--surface); color: var(--text); transition: border 0.15s; }
.form-control:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,91,219,0.1); }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal { background: var(--surface); border-radius: var(--radius-lg); padding: 24px; min-width: 420px; max-width: 680px; width: 100%; max-height: 90vh; overflow-y: auto; }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.modal-title { font-size: 16px; font-weight: 600; }
.modal-close { cursor: pointer; font-size: 18px; color: var(--text3); background: none; border: none; }
.modal-footer { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--border); }
.modal-overlay.hidden { display: none; }

/* Alertes */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 13px; margin-bottom: 14px; }
.alert-error { background: var(--danger-bg); color: var(--danger); border: 1px solid #ffc9c9; }
.alert-success { background: var(--success-bg); color: var(--success); border: 1px solid #96f2d7; }

/* Panels grille */
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px; }
.panel-title { font-size: 11px; font-weight: 600; color: var(--text3); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; width: 380px; }
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo h1 { font-size: 24px; font-weight: 800; color: var(--accent); }
.login-logo p { font-size: 13px; color: var(--text3); margin-top: 4px; }

/* Toasts */
#toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 999; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--text); color: #fff; padding: 10px 16px; border-radius: var(--radius); font-size: 13px; opacity: 0; transform: translateY(8px); transition: all 0.2s; max-width: 300px; }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

/* Loader */
.spinner { width: 20px; height: 20px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.6s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
.page-loader { display: flex; align-items: center; justify-content: center; height: 200px; }

/* Responsive */
@media (max-width: 768px) {
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .panel-grid { grid-template-columns: 1fr; }
  .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
}