/**
 * Styles - Portail Reporting SWC
 * Couleurs: #1a1a2e (dark), #16213e (navy), #0f3460 (blue), #e94560 (accent)
 */

:root {
    --color-dark: #1a1a2e;
    --color-navy: #16213e;
    --color-blue: #0f3460;
    --color-accent: #e94560;
    --color-accent-hover: #d13a54;
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: all 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--color-gray-100);
    color: var(--color-gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

/* ============================================
   Page de connexion
   ============================================ */

.login-page {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-navy) 50%, var(--color-blue) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 24px;
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.3);
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--color-gray-500);
    font-size: 0.875rem;
}

.login-form {
    margin-bottom: 24px;
}

.login-footer {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--color-gray-200);
}

.login-footer p {
    font-size: 0.75rem;
    color: var(--color-gray-400);
}

/* ============================================
   Formulaires
   ============================================ */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    font-size: 0.9375rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    background: var(--color-white);
    color: var(--color-gray-800);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

.form-group input::placeholder {
    color: var(--color-gray-400);
}

/* ============================================
   Boutons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    gap: 8px;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.btn-secondary:hover {
    background: var(--color-gray-300);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--color-gray-300);
    color: var(--color-gray-700);
}

.btn-outline:hover {
    background: var(--color-gray-100);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8125rem;
}

/* ============================================
   Alertes
   ============================================ */

.alert {
    padding: 14px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 0.875rem;
}

.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 #fcd34d;
}

/* ============================================
   Layout principal
   ============================================ */

.app-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--color-dark);
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    padding: 0 20px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin-bottom: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--color-gray-300);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
    gap: 12px;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
}

.nav-link.active {
    background: rgba(233, 69, 96, 0.15);
    color: var(--color-accent);
    border-right: 3px solid var(--color-accent);
}

.nav-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 500;
    font-size: 0.875rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: var(--color-gray-400);
}

/* Main content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    background: var(--color-gray-100);
    min-height: 100vh;
}

.page-header {
    margin-bottom: 32px;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.page-subtitle {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
}

/* ============================================
   Cards
   ============================================ */

.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
}

.card-body {
    padding: 24px;
}

/* ============================================
   Stats Cards
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
}

.stat-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 12px;
}

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

.stat-icon.blue {
    background: rgba(15, 52, 96, 0.1);
    color: var(--color-blue);
}

.stat-icon.accent {
    background: rgba(233, 69, 96, 0.1);
    color: var(--color-accent);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-dark);
}

.stat-change {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8125rem;
    margin-top: 8px;
}

.stat-change.positive {
    color: var(--color-success);
}

.stat-change.negative {
    color: var(--color-error);
}

/* ============================================
   Charts
   ============================================ */

.chart-container {
    position: relative;
    height: 300px;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

/* ============================================
   Tables
   ============================================ */

.table-container {
    overflow-x: auto;
}

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

.table th,
.table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    background: var(--color-gray-50);
}

.table td {
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

.table tbody tr:hover {
    background: var(--color-gray-50);
}

/* ============================================
   Date Picker
   ============================================ */

.date-range-picker {
    display: flex;
    align-items: center;
    gap: 12px;
}

.date-range-picker select {
    padding: 8px 12px;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    font-size: 0.875rem;
    background: var(--color-white);
    cursor: pointer;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }

    .sidebar.open {
        transform: translateX(0);
    }

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

    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .main-content {
        padding: 20px 16px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .login-card {
        padding: 32px 24px;
    }
}

/* ============================================
   Utilitaires
   ============================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--color-gray-500); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }
.text-warning { color: var(--color-warning); }
.font-bold { font-weight: 600; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.hidden { display: none; }