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

body {
    background: linear-gradient(135deg, #e0f2fe 0%, #3b82f6 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-container {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 30px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    color: #1e3a8a;
}

input {
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.8);
}

button {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: #1e40af;
    color: white;
    font-weight: bold;
    cursor: pointer;
    margin-top: 10px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin: 20px 0;
}

.card {
    background: rgba(255, 255, 255, 0.5);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
}

.tap-btn {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 5px solid #fff;
    background: #1e40af;
    color: #fff;
    font-size: 20px;
    margin: 20px auto;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

.modal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 100;
    width: 300px;
}
// style.css