/* Variables pour changer les couleurs facilement */
:root {
    --primary-color: #ff9500; /* Orange comme Plyr */
    --bg-dark: #0a0a0a;
    --card-bg: #1a1a1a;
    --text-color: #ffffff;
}

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

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-color);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Effet de fond dégradé subtil */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,149,0,0.1) 0%, rgba(0,0,0,1) 80%);
    z-index: 1;
}

.conteneur {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 90%;
    max-width: 500px;
}

.logo {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 2rem;
    letter-spacing: 2px;
}

.card {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 20px;
    border: 1px solid #333;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.card h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: #aaa;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

/* Boutons Professionnels */
.btn-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn {
    padding: 15px 25px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #000;
}

.btn-primary:hover {
    background-color: #ffaa33;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 149, 0, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: #888;
    border: 1px solid #444;
}

.btn-secondary:hover {
    color: #fff;
    border-color: #fff;
}

footer {
    margin-top: 2rem;
    font-size: 0.8rem;
    color: #555;
}

/* RESPONSIVE : Sur Desktop, on met les boutons côte à côte */
@media (min-width: 600px) {
    .btn-group {
        flex-direction: row;
        justify-content: center;
    }
    
    .btn {
        flex: 1;
    }
}