/* ==========================================================================
   1. VARIABLES & RÉINITIALISATION (RESET)
   ========================================================================== */
:root {
    --bg-color: #0b0e14;
    --card-bg: #151a23;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --text-color: #f3f4f6;
    --text-muted: #9ca3af;
    --accent: #10b981;
    --danger: #ef4444;
    --border-color: #232a36;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* ==========================================================================
   2. BARRE DE NAVIGATION (NAVBAR)
   ========================================================================== */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 5%;
    background: rgba(21, 26, 35, 0.85);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--accent);
}

.nav-buttons, 
.nav-user {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   3. BOUTONS
   ========================================================================== */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
}

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

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

.btn-outline {
    border: 1px solid var(--text-muted);
    color: var(--text-color);
    background: transparent;
}

.btn-outline:hover {
    background: var(--card-bg);
    border-color: var(--text-color);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 0.8rem 2rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    margin-top: 1rem;
}

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

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

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

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

/* ==========================================================================
   4. VITRINE & HERO SECTION
   ========================================================================== */
.hero {
    text-align: center;
    padding: 5rem 1rem 3rem;
}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.text-gradient {
    background: linear-gradient(90deg, #6366f1, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

/* CARTE DES STATISTIQUES */
.stats-container {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    padding: 1rem 0;
    flex-wrap: wrap;
}

.stat-card {
    background: var(--card-bg);
    padding: 1.8rem;
    border-radius: 12px;
    text-align: center;
    flex: 1;
    min-width: 220px;
    border: 1px solid var(--border-color);
}

.stat-icon {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.stat-card h3 {
    font-size: 1.8rem;
}

.stat-card p {
    color: var(--text-muted);
}

.stat-card.highlight {
    border: 1px solid var(--primary);
    background: linear-gradient(145deg, var(--card-bg), #1e1b4b);
}

/* ==========================================================================
   5. FEATURE GRID ("COMMENT GAGNER ?")
   ========================================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.feature-item {
    background: #0b0e14;
    padding: 1.8rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.feature-item h3 {
    margin-bottom: 0.8rem;
    font-size: 1.25rem;
    color: var(--text-color);
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ==========================================================================
   6. FORMULAIRES & AUTHENTIFICATION
   ========================================================================== */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem 1rem;
}

.auth-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 500px;
}

.auth-card h2 {
    margin-bottom: 0.5rem;
    text-align: center;
}

.auth-card p {
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    border: 1px solid #2d3748;
    background: #0b0e14;
    color: var(--text-color);
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.auth-footer {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    text-align: center;
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
}

/* ==========================================================================
   7. CONTENEURS DASHBOARD & ADMIN
   ========================================================================== */
.dashboard-container {
    padding: 2rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.dashboard-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-top: 2rem;
}

.dashboard-card h2 {
    margin-bottom: 0.5rem;
}

.dashboard-card p {
    color: var(--text-muted);
}

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

/* ==========================================================================
   8. TABLEAUX & SCROLLBAR (SANS BARRE BLANCHE)
   ========================================================================== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    text-align: left;
    font-size: 0.92rem;
}

.admin-table th, 
.admin-table td {
    padding: 0.8rem 0.8rem;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.admin-table th {
    background: #0b0e14;
    color: var(--text-muted);
    font-weight: 600;
}

.admin-table code {
    background: #0b0e14;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    color: var(--accent);
}

.action-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Scrollbar personnalisée sombre */
.table-responsive::-webkit-scrollbar {
    height: 6px;
}

.table-responsive::-webkit-scrollbar-track {
    background: var(--bg-color);
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==========================================================================
   9. BADGES DE STATUT
   ========================================================================== */
.badge {
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border: 1px solid #f59e0b;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid #10b981;
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid #ef4444;
}

.badge-outline {
    border: 1px solid var(--text-muted);
    color: var(--text-color);
}

/* ==========================================================================
   10. NOTIFICATIONS & ALERTS
   ========================================================================== */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.alert-info {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent);
    border: 1px solid var(--accent);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid var(--danger);
}

/* ==========================================================================
   11. MODALE ADBLOCK (POPUP PERSONNALISÉE)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 14, 20, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--danger);
    border-radius: 16px;
    padding: 2rem;
    max-width: 480px;
    width: 90%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-icon {
    font-size: 3rem;
    color: var(--danger);
    margin-bottom: 1rem;
}

.modal-content h3 {
    font-size: 1.4rem;
    color: var(--text-color);
    margin-bottom: 0.8rem;
}

.modal-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
}

.modal-steps {
    background: #0b0e14;
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: left;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.modal-steps li {
    margin-bottom: 0.4rem;
    list-style-type: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-steps li i {
    color: var(--accent);
}