* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: radial-gradient(circle at top, #3b0a2e, #0e0e0e);
    color: white;
    height: 100vh;
    overflow: hidden;
}

.screen {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

/* Glassmorphism Card */
.glass-card {
    width: 100%;
    max-width: 360px;
    padding: 32px 26px;
    border-radius: 24px;

    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    box-shadow:
        0 30px 60px rgba(255, 20, 80, 0.25),
        inset 0 0 0 1px rgba(255,255,255,0.12);

    text-align: center;
    animation: fadeIn 1.2s ease;
}

.hint {
    font-size: 13px;
    letter-spacing: 0.5px;
    opacity: 0.7;
    margin-bottom: 12px;
}

h1 {
    margin: 0 0 24px;
    font-size: 26px;
    font-weight: 600;
    color: #ff8fab;
}

/* Input */
input[type="password"] {
    width: 100%;
    padding: 16px 18px;
    border-radius: 16px;
    border: none;
    outline: none;

    font-size: 16px;
    background: rgba(255,255,255,0.12);
    color: white;

    margin-bottom: 18px;
}

input::placeholder {
    color: rgba(255,255,255,0.6);
}

/* Button */
button {
    width: 100%;
    padding: 15px;
    border-radius: 999px;
    border: none;

    background: linear-gradient(135deg, #ff4d6d, #ff8fab);
    color: white;

    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.3px;

    cursor: pointer;
    box-shadow: 0 12px 30px rgba(255, 80, 120, 0.45);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

button:active {
    transform: scale(0.97);
    box-shadow: 0 6px 18px rgba(255, 80, 120, 0.35);
}

.sub {
    margin-top: 16px;
    font-size: 12px;
    opacity: 0.6;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}
