/* Background bergradasi modern untuk menonjolkan efek glass */
body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    min-height: 100vh;
    font-family: 'Inter', sans-serif;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.glass-input {
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #333;
}
.glass-input:focus {
    background: rgba(255, 255, 255, 0.6);
    outline: none;
    border-color: rgba(255, 255, 255, 0.8);
}