/* ========================================
   FICHIER: assets/css/style.css
   PROJET: Gestion Fiscale
   VERSION: Optimisée avec menus déroulants
======================================== */

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #1e293b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --light-bg: #f8fafc;
    --border-color: #e2e8f0;
    --text-color: #1e293b;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
}

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

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8fafc;
    color: var(--text-color);
    line-height: 1.6;
}

/* ===== NAVBAR MODERNE ===== */
.navbar {
    background: linear-gradient(135deg, #1e40af 0%, #1e293b 100%);
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.25rem;
    font-weight: 700;
    min-width: 200px;
}

.logo {
    height: 40px;
    width: auto;
}

.navbar-menu {
    display: flex;
    gap: 0.5rem;
    flex: 1;
    justify-content: center;
    align-items: center;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 0.625rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
}

.nav-link i {
    font-size: 1rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
}

/* ===== MENUS DÉROULANTS ===== */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.dropdown-toggle i.fa-chevron-down {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
    margin-left: 0.25rem;
}

.nav-dropdown:hover .dropdown-toggle i.fa-chevron-down {
    transform: rotate(180deg);
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    background: white;
    min-width: 240px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 0.5rem;
    z-index: 1100;
    border: 1px solid var(--border-color);
}

.nav-dropdown:hover .dropdown-menu {
    display: block;
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    border-radius: 6px;
}

.dropdown-item:hover {
    background: #eff6ff;
    color: var(--primary-color);
}

.dropdown-item i {
    width: 20px;
    text-align: center;
    font-size: 1rem;
    color: var(--primary-color);
}

/* ===== USER SECTION ===== */
.navbar-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.user-photo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--warning-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-logout {
    background-color: var(--danger-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.btn-logout:hover {
    background-color: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

/* ===== MENU BURGER MOBILE ===== */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.875rem;
    font-weight: 700;
}

/* ===== CARDS ===== */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 1.25rem 1.5rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.card-header.bg-blue {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
}

.card-header.bg-green {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.card-body {
    padding: 1.5rem;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    font-weight: 500;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
}

.btn-secondary {
    background-color: #64748b;
    color: white;
}

.btn-secondary:hover {
    background-color: #475569;
}

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

.btn-success:hover {
    background-color: #059669;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

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

.btn-warning:hover {
    background-color: #d97706;
}

.btn-sm {
    padding: 0.4rem 0.875rem;
    font-size: 0.875rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== TABLES ===== */
.table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.table thead {
    background-color: var(--secondary-color);
    color: white;
}

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

.table tbody tr {
    transition: background-color 0.2s ease;
}

.table tbody tr:hover {
    background-color: var(--light-bg);
}

.table-bordered th,
.table-bordered td {
    border: 1px solid var(--border-color);
}

.table-summary td {
    padding: 0.875rem 1rem;
    font-size: 1rem;
}

/* ===== FORMS ===== */
.form {
    max-width: 100%;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.col-md-4 { flex: 0 0 33.333%; }
.col-md-6 { flex: 0 0 50%; }

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

/* ===== BADGES ===== */
.badge {
    padding: 0.375rem 0.875rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.badge-blue { background-color: #dbeafe; color: #1e40af; }
.badge-green { background-color: #d1fae5; color: #065f46; }
.badge-danger { background-color: #fee2e2; color: #991b1b; }
.badge-warning { background-color: #fef3c7; color: #92400e; }
.badge-info { background-color: #cffafe; color: #155e75; }
.badge-primary { background-color: #dbeafe; color: #1e40af; }
.badge-success { background-color: #d1fae5; color: #065f46; }
.badge-secondary { background-color: #f1f5f9; color: #475569; }

/* ===== ALERTS ===== */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-left: 4px solid var(--success-color);
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger-color);
}

/* ===== STATS GRID ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.stat-icon.bg-blue { background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%); }
.stat-icon.bg-green { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.stat-icon.bg-orange { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.stat-icon.bg-purple { background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%); }

.stat-info h3 {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
    font-weight: 700;
}

.stat-info p {
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 500;
}

/* ===== DASHBOARD ===== */
.dashboard-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.quick-actions h2 {
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.action-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    color: var(--secondary-color);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.action-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.action-card i {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .navbar {
        padding: 1rem 1.5rem;
    }
    
    .navbar-menu {
        gap: 0.25rem;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 0.5rem 0.75rem;
    }
    
    .dashboard-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .navbar {
        flex-wrap: wrap;
        padding: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
    
    .logo {
        height: 32px;
    }
    
    .navbar-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .navbar-menu.active {
        display: flex;
    }
    
    .nav-link,
    .dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 0.75rem 1rem;
    }
    
    .nav-dropdown {
        width: 100%;
    }
    
    .dropdown-menu {
        position: static;
        display: none;
        box-shadow: none;
        background: rgba(255, 255, 255, 0.1);
        margin: 0;
        border: none;
        border-left: 3px solid white;
        margin-left: 1rem;
    }
    
    .nav-dropdown.active .dropdown-menu {
        display: block;
    }
    
    .dropdown-item {
        color: white;
    }
    
    .dropdown-item:hover {
        background: rgba(255, 255, 255, 0.15);
        color: white;
    }
    
    .dropdown-item i {
        color: white;
    }
    
    .user-info span {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

/* ===== DÉCLARATION ===== */
.declaration-container {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.declaration-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.declaration-logo {
    height: 80px;
    margin-bottom: 1rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.info-item {
    padding: 1rem;
    background-color: var(--light-bg);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    border: 1px solid var(--border-color);
}

.info-item strong {
    color: var(--secondary-color);
}

.total-row {
    background-color: var(--light-bg);
    font-weight: 600;
}

.highlight-row {
    background-color: #fef3c7;
    color: #92400e;
    font-weight: 600;
}

.final-row {
    background-color: var(--danger-color);
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
}

.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: #64748b; }
.text-success { color: var(--success-color); }

.declaration-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border-color);
    text-align: center;
    color: #64748b;
    font-size: 0.875rem;
}

/* ===== LOGIN PAGE ===== */
.login-page {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 2rem;
}

.login-box {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    padding: 3rem;
    animation: fadeIn 0.5s ease;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    height: 80px;
    margin-bottom: 1rem;
}

.login-header h1 {
    color: var(--secondary-color);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.login-header p {
    color: #64748b;
    font-size: 0.95rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    color: #64748b;
    font-size: 0.875rem;
}