/* Corps général */
body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    background: #2C3E50;
    color: #ECF0F1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
}

/* Contexte arrière-plan */
.background-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #2C3E50 50%, #3498DB 50%);
    z-index: 0;
    overflow: hidden;
}

.background-container::before,
.background-container::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    opacity: 0.3;
    transform: translate(-50%, -50%);
    z-index: 0;
}

.background-container::before {
    width: 400px;
    height: 400px;
    background: #3498DB;
    top: 20%;
    left: 10%;
    animation: pulse 8s infinite ease-in-out;
}

.background-container::after {
    width: 500px;
    height: 500px;
    background: #27AE60;
    top: 70%;
    left: 80%;
    animation: move 10s infinite ease-in-out;
}

/* Overlay */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 62, 80, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

.overlay::before,
.overlay::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    z-index: 0;
    transform: translate(-50%, -50%);
}

.overlay::before {
    width: 150px;
    height: 150px;
    background: #27AE60;
    top: 30%;
    left: 70%;
    animation: float 6s infinite ease-in-out;
}

.overlay::after {
    width: 200px;
    height: 200px;
    background: #3498DB;
    bottom: 20%;
    right: 50%;
    animation: float-reverse 6s infinite ease-in-out;
}

/* Conteneur principal */
.menu-container {
    background: #ffffff;
    color: #2C3E50;
    padding: 40px 50px;
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    text-align: center;
    max-width: 450px;
    width: 90%;
    z-index: 2;
}

/* Titre */
h1 {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 20px;
    color: #2C3E50;
}

/* Sous-titre */
.subtitle {
    font-size: 1.2em;
    font-weight: 300;
    color: #7F8C8D;
    margin-bottom: 30px;
}

/* Boutons */
.menu-actions {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.btn-primary {
    display: block;
    text-decoration: none;
    background: #3498DB;
    color: #ffffff;
    padding: 15px 20px;
    font-size: 1.2em;
    font-weight: bold;
    text-align: center;
    border-radius: 8px;
    transition: all 0.3s ease-in-out;
}

.btn-primary:hover {
    background: #2C3E50;
}

.btn-secondary {
    display: block;
    text-decoration: none;
    background: #27AE60;
    color: #ffffff;
    padding: 15px 20px;
    font-size: 1.2em;
    font-weight: bold;
    text-align: center;
    border-radius: 8px;
    transition: all 0.3s ease-in-out;
}

.btn-secondary:hover {
    background: #145A32;
}

/* Animations */
@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
    }
}

@keyframes move {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-20px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(-50%, -50%) translateX(0);
    }
    50% {
        transform: translate(-50%, -50%) translateX(20px);
    }
}

@keyframes float-reverse {
    0%, 100% {
        transform: translate(-50%, -50%) translateX(0);
    }
    50% {
        transform: translate(-50%, -50%) translateX(-20px);
    }
}