* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    height: 100vh;
    background: linear-gradient(135deg, #ff758c, #ff7eb3);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.card {
    background: #fff;
    padding: 45px 35px;
    border-radius: 25px;
    width: 400px;
    text-align: center;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    animation: pop 1s ease;
}

@keyframes pop {
    from { transform: scale(0.5); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.cake {
    font-size: 80px;
    animation: bounce 1.5s infinite;
}

@keyframes bounce {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

h1 {
    color: #ff3d68;
    margin: 15px 0;
}

.line1 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.line2 {
    font-size: 18px;
    margin-top: 8px;
    color: #ff3d68;
    font-style: italic;
}

button {
    margin-top: 25px;
    padding: 12px 30px;
    border: none;
    border-radius: 30px;
    background: #ff3d68;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background: #e62e55;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    animation: fall linear forwards;
}