body{
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #533483 75%, #7b2d8e 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(138, 43, 226, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(255, 105, 180, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.oracle {
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    gap: 50px;
    position: relative;
}

.oracle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
}

.nbr{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 25px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

#numCardsInput{
    width: 300px;
    border: none;
    padding: 18px 25px;
    border-radius: 50px;
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

#numCardsInput:focus{
    outline: none;
    box-shadow: 0 6px 20px rgba(138, 43, 226, 0.4);
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
}

#numCardsInput::placeholder{
    color: #666;
    font-weight: 300;
}

#startButton{
    padding: 18px 35px;
    border-radius: 50px;
    border: none;
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 600;
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 50%, #c084fc 100%);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

#startButton:hover{
    background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 50%, #a855f7 100%);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
    transform: translateY(-2px);
}

#startButton:focus{
    outline: none;
}

#startButton:active{
    transform: translateY(0px);
}

.card-container {
    position: relative;
    width: 500px;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    border: 2px solid rgba(255, 215, 0, 0.3);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
}

.card-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border: 1px solid rgba(138, 43, 226, 0.2);
    border-radius: 50%;
    animation: rotate -15s linear infinite;
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.card {
    position: absolute;
    width: 80px;
    height: 120px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    border: 2px solid rgba(255, 215, 0, 0.6);
    border-radius: 12px;
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background-image: 
        radial-gradient(circle at 30% 30%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(138, 43, 226, 0.1) 0%, transparent 50%);
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.8) 0%, rgba(255, 215, 0, 0.2) 70%, transparent 100%);
    border-radius: 50%;
    opacity: 0.8;
}

.card::after {
    content: '✧';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    color: rgba(255, 215, 0, 0.9);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.card:hover {
    transform: scale(1.15) translateY(-5px);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.6),
        0 0 30px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 215, 0, 1);
}

.card:hover::after {
    animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

.selected-cards-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    max-width: 200px;
}

.selected-cards-container .card {
    position: static;
    transform: none !important;
    width: 50px;
    height: 75px;
    margin: 0;
}

/* Ajout d'un titre mystique */
.oracle-title {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    margin-bottom: 30px;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.oracle-subtitle {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 200;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 50px;
    letter-spacing: 1px;
}