/* Variables CSS pour les couleurs chaudes et glassmorphing*/
:root {
    --primary-warm: #ff6b35;
    --secondary-warm: #f7931e;
    --accent-warm: #ffb627;
    --background-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-primary: #333;
    --text-light: #fff;
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--background-gradient);
    min-height: 100vh;
    color: var(--text-primary);
}

/* Effet glassmorphing de base */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    box-shadow: var(--shadow-glass);
}

/* Navigation */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.nav-logo h2 {
    color: var(--primary-warm);
    font-size: 1.8rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background: var(--glass-bg);
    transform: translateY(-2px);
}

/* Authentification */
.btn-auth, .btn-logout {
    background: var(--primary-warm);
    color: white;
    border: none;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn-auth:hover, .btn-logout:hover {
    background: var(--secondary-warm);
    transform: translateY(-2px);
}

/* Section hero */
.hero-section {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-light);
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary-warm), var(--accent-warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Cartes d'accès rapide */
.quick-access {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-glass);
    color: var(--text-light);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px 0 rgba(31, 38, 135, 0.5);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-warm);
}

.card p {
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.card-link {
    display: inline-block;
    background: var(--primary-warm);
    color: white;
    text-decoration: none;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.card-link:hover {
    background: var(--secondary-warm);
    transform: scale(1.05);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    width: 90%;
    max-width: 400px;
    color: var(--text-light);
}

.modal-content h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-warm);
}

.modal-content input {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    font-size: 1rem;
}

.modal-content input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.modal-content button {
    width: 100%;
    background: var(--primary-warm);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-content button:hover {
    background: var(--secondary-warm);
}

.close {
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
}

.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .cards-container {
        grid-template-columns: 1fr;
    }
}