/**
 * FORMATIPS - CSS Responsive
 * Adaptation mobile, tablette et desktop
 */

/* ============================================================================
   BREAKPOINTS
   ============================================================================ */
/*
  Mobile: < 640px
  Tablet: 640px - 1024px
  Desktop: > 1024px
  Large Desktop: > 1440px
*/

/* ============================================================================
   UTILITIES RESPONSIVE
   ============================================================================ */

/* Container responsive */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Grid responsive */
.grid {
    display: grid;
    gap: 1rem;
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Responsive classes */
@media (min-width: 640px) {
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .sm\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .sm\:hidden { display: none; }
    .sm\:block { display: block; }
    .sm\:flex { display: flex; }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
    .md\:hidden { display: none; }
    .md\:block { display: block; }
    .md\:flex { display: flex; }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
    .lg\:hidden { display: none; }
    .lg\:block { display: block; }
    .lg\:flex { display: flex; }
}

/* ============================================================================
   LAYOUT PRINCIPAL
   ============================================================================ */

/* Layout container */
.app-layout {
    display: flex;
    min-height: 100vh;
    background: #f5f7fa;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: var(--primary, #2c3e50);
    overflow-y: auto;
    transition: transform 0.3s ease;
    z-index: 1000;
}

/* Mobile: sidebar cachée par défaut */
@media (max-width: 1023px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0,0,0,0.3);
    }

    /* Overlay pour fermer le menu */
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }

    .sidebar-overlay.active {
        display: block;
    }
}

/* Desktop: sidebar toujours visible */
@media (min-width: 1024px) {
    .sidebar {
        position: sticky;
        transform: translateX(0);
    }
}

/* Main content */
.main-content {
    flex: 1;
    width: 100%;
    min-width: 0;
}

@media (min-width: 1024px) {
    .main-content {
        margin-left: 260px;
    }
}

/* ============================================================================
   HEADER / NAVBAR
   ============================================================================ */

.top-navbar {
    background: white;
    border-bottom: 1px solid #e0e0e0;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

/* Bouton menu mobile */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    transition: background 0.2s;
}

.mobile-menu-btn:hover {
    background: #f0f0f0;
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

/* User menu responsive */
.user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.user-info {
    display: none;
}

@media (min-width: 640px) {
    .user-info {
        display: block;
    }
}

/* ============================================================================
   CARDS & STATS
   ============================================================================ */

.stats-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }
}

.stat-card {
    background: white;
    padding: 1.25rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.stat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--gray-800);
    line-height: 1;
}

@media (max-width: 639px) {
    .stat-value {
        font-size: 1.5rem;
    }
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

/* ============================================================================
   TABLES
   ============================================================================ */

.table-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    overflow: hidden;
}

.table-header {
    padding: 1.25rem;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.table-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-800);
}

/* Table responsive */
.responsive-table {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

/* Sur mobile, affichage en cards */
@media (max-width: 767px) {
    .responsive-table table,
    .responsive-table thead,
    .responsive-table tbody,
    .responsive-table tr,
    .responsive-table th,
    .responsive-table td {
        display: block;
    }

    .responsive-table thead {
        display: none;
    }

    .responsive-table tr {
        margin-bottom: 1rem;
        border: 1px solid #e0e0e0;
        border-radius: 8px;
        padding: 1rem;
        background: #fafafa;
    }

    .responsive-table td {
        padding: 0.5rem 0;
        border: none;
        position: relative;
        padding-left: 40%;
        text-align: right;
    }

    .responsive-table td:before {
        content: attr(data-label);
        position: absolute;
        left: 0;
        font-weight: 600;
        color: var(--gray-700);
    }
}

/* Desktop: table normale */
@media (min-width: 768px) {
    table th {
        background: #f8f9fa;
        padding: 1rem;
        text-align: left;
        font-weight: 600;
        color: var(--gray-700);
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    table td {
        padding: 1rem;
        border-bottom: 1px solid #f0f0f0;
    }

    table tr:hover {
        background: #f8f9fa;
    }
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9375rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

/* Sur mobile, boutons pleine largeur optionnel */
@media (max-width: 639px) {
    .btn-block-mobile {
        width: 100%;
        justify-content: center;
    }
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ============================================================================
   FORMS
   ============================================================================ */

.form-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

@media (min-width: 640px) {
    .form-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .form-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-700);
    font-size: 0.9375rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d0d0d0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* ============================================================================
   MODALS
   ============================================================================ */

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
    padding: 1rem;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

@media (max-width: 639px) {
    .modal-content {
        max-width: 100%;
        border-radius: 12px;
    }
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid #e0e0e0;
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

@media (max-width: 639px) {
    .modal-footer {
        flex-direction: column-reverse;
    }

    .modal-footer .btn {
        width: 100%;
    }
}

/* ============================================================================
   BADGES & STATUS
   ============================================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.8125rem;
    font-weight: 500;
    white-space: nowrap;
}

.badge-success { background: #d4edda; color: #155724; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-error { background: #f8d7da; color: #721c24; }
.badge-info { background: #d1ecf1; color: #0c5460; }

/* ============================================================================
   SPACING UTILITIES
   ============================================================================ */

.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 2rem; }

.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 1rem; }
.m-4 { margin: 1.5rem; }
.m-5 { margin: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }

/* ============================================================================
   DISPLAY & FLEX UTILITIES
   ============================================================================ */

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }
.gap-4 { gap: 1.5rem; }

/* ============================================================================
   TEXT UTILITIES
   ============================================================================ */

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }

.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* ============================================================================
   WELCOME BANNER RESPONSIVE
   ============================================================================ */

.welcome-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .welcome-banner {
        padding: 2rem;
        border-radius: 16px;
        margin-bottom: 2rem;
    }
}

.welcome-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

@media (min-width: 768px) {
    .welcome-title {
        font-size: 1.75rem;
    }
}

.welcome-subtitle {
    opacity: 0.9;
    font-size: 0.9375rem;
}

@media (min-width: 768px) {
    .welcome-subtitle {
        font-size: 1rem;
    }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */

@media print {
    .sidebar,
    .top-navbar,
    .btn,
    .mobile-menu-btn {
        display: none !important;
    }

    .main-content {
        margin-left: 0 !important;
    }

    body {
        background: white;
    }
}