/* css/style.css */
:root {
    --primary: #4A90D9;
    --primary-light: #7BB3F0;
    --primary-dark: #2C6FBB;
    --secondary: #F0F7FF;
    --accent: #FFD700;
    --text-dark: #1A2A3A;
    --text-light: #5A7A9A;
    --white: #FFFFFF;
    --shadow: 0 8px 32px rgba(74, 144, 217, 0.15);
    --radius: 16px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #E8F4FD 0%, #D4E9FA 50%, #B8D8F5 100%);
    min-height: 100vh;
    color: var(--text-dark);
    line-height: 1.6;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.logo span {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-icon {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--primary);
    color: var(--white);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white !important;
    padding: 0.6rem 1.8rem !important;
    border-radius: 30px !important;
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.3);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(74, 144, 217, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-dark) !important;
    border: 2px solid var(--primary);
    padding: 0.6rem 1.8rem !important;
    border-radius: 30px !important;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white !important;
}

/* Container principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 2rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin: 2rem 0;
}

.hero-image img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 3px solid white;
    transition: var(--transition);
}

.hero-image img:hover {
    transform: scale(1.05);
}

/* Cards */
.card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
    margin-bottom: 2rem;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(74, 144, 217, 0.2);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 768px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .hero-image img {
        width: 150px;
        height: 150px;
    }
}

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

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid #D4E9FA;
    border-radius: 12px;
    background: var(--white);
    font-size: 1rem;
    transition: var(--transition);
    color: var(--text-dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.15);
}

.form-control::placeholder {
    color: #B0C4DE;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%234A90D9' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

/* Boutons */
.btn {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn-primary-bg {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.3);
}

.btn-primary-bg:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(74, 144, 217, 0.4);
}

.btn-success {
    background: #2ECC71;
    color: white;
}

.btn-success:hover {
    background: #27AE60;
    transform: translateY(-2px);
}

.btn-warning {
    background: #F39C12;
    color: white;
}

.btn-warning:hover {
    background: #E67E22;
}

.btn-danger {
    background: #E74C3C;
    color: white;
}

.btn-danger:hover {
    background: #C0392B;
}

/* FAQ */
.faq-item {
    border-bottom: 1px solid #D4E9FA;
    padding: 1rem 0;
}

.faq-question {
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--primary-dark);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    color: var(--text-light);
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-top: 0.5rem;
}

/* Notes */
.note-area {
    min-height: 150px;
    resize: vertical;
}

.note-section {
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary);
}

.note-section label {
    font-weight: 600;
    color: var(--primary-dark);
    display: block;
    margin-bottom: 0.3rem;
}

/* Tableau de bord */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Progress bar */
.progress-bar {
    height: 8px;
    background: #D4E9FA;
    border-radius: 10px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 10px;
    transition: width 0.5s ease;
}

/* Alertes */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert-success {
    background: #EAFAF1;
    border-color: #2ECC71;
    color: #1A7A3A;
}

.alert-error {
    background: #FDEDEC;
    border-color: #E74C3C;
    color: #922B21;
}

.alert-info {
    background: #EBF5FB;
    border-color: #3498DB;
    color: #1A5276;
}

/* Admin */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.admin-table th {
    background: var(--primary);
    color: white;
    padding: 1rem;
    text-align: left;
}

.admin-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid #EBF5FB;
}

.admin-table tr:hover {
    background: #F7FBFF;
}

/* Badges */
.badge {
    padding: 0.3rem 0.8rem;
    border-radius: 30px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-success {
    background: #EAFAF1;
    color: #1A7A3A;
}

.badge-warning {
    background: #FEF9E7;
    color: #7D6608;
}

.badge-danger {
    background: #FDEDEC;
    color: #922B21;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    margin-top: 3rem;
    color: var(--text-light);
}

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

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Responsive */
@media (max-width: 480px) {
    .header {
        padding: 0.8rem 1rem;
    }
    .logo {
        font-size: 1.2rem;
    }
    .container {
        padding: 1rem;
    }
    .hero {
        padding: 2rem 1rem;
    }
}