:root {
    --bg: #fdf6f9;
    --accent: #ff8fa3;
    --glass: rgba(255, 255, 255, 0.4);
}

body {
    margin: 0;
    font-family: 'Quicksand', sans-serif;
    background: var(--bg);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(15px);
    border-radius: 30px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
    border: 1px solid rgba(255,255,255,0.5);
    max-width: 400px;
}

.page { display: none; }
.page.active { display: block; animation: fadeInUp 0.8s forwards; }

/* Card Grid & Hover Effects */
.card-grid { 
    display: grid; 
    gap: 18px; 
    margin: 24px auto;
    max-width: 320px;
    padding: 0 16px;
    grid-template-columns: 1fr;
}

.emo-card {
    flex: 0 0 auto;
    background: white;
    padding: 15px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: default;
}

.emo-card:hover {
    transform: translateY(-10px) scale(1.05);
    background: #fff0f3;
    box-shadow: 0 10px 20px rgba(255, 143, 163, 0.2);
}

/* Burst Elements */
.burst-item {
    position: absolute;
    pointer-events: none;
    z-index: 100;
    animation: burstOut 2s ease-out forwards;
}

@keyframes burstOut {
    0% { transform: translate(0, 0) scale(0); opacity: 1; }
    100% { transform: translate(var(--tx), var(--ty)) scale(1.5); opacity: 0; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.script { font-family: 'Dancing Script', cursive; font-size: 2rem; color: #d63384; text-align: center; margin: 0 auto 16px; }
.action-btn { background: var(--accent); color: white; border: none; padding: 10px 20px; border-radius: 999px; cursor: pointer; margin: 24px auto 0; transition: 0.3s; display: block; }
.action-btn:hover { transform: scale(1.05); box-shadow: 0 5px 15px rgba(255, 143, 163, 0.4); }

.gift-box { position: relative; width: 100px; height: 100px; margin: 20px auto; cursor: pointer; }
.box { width: 100px; height: 100px; background: #ff8fa3; border-radius: 10px; }
.lid { position: absolute; width: 110px; height: 30px; background: #ff4d6d; top: -10px; left: -5px; transition: 0.5s; }