body {
    margin: 0;
    height: 100vh;
    font-family: 'Segoe UI', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #141e30, #243b55);
}

.glass-card {
    width: 600px;
    padding: 30px;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(18px);
    box-shadow: 0 25px 45px rgba(0,0,0,0.4);
    color: white;
}

h1 {
    font-size: 50px;
    font-weight: 900;
    text-align: center;
    margin-bottom: 3px;
}

.subtitle {
    text-align: center;
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.8;
}


.tabs {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
}

.tab {
    flex: 1;
    margin: 0 5px;
    padding: 15px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    background: rgba(255,255,255,0.2);
    color: white;
    transition: 0.3s;
}

.tab.active {
    background: linear-gradient(to right, #ff512f, #dd2476);
}

.tab:hover {
    transform: scale(1.05);
}


.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

textarea {
    width: 100%;
    height: 90px;
    border-radius: 15px;
    border: none;
    padding: 12px;
    resize: none;
    margin-bottom: 10px;
    font-size: 16px;
}
 
button {
    padding: 13px;
    width: 100%;
    border-radius: 25px;
    border: none;
    font-size: 18px;
    font-weight: 900;
    cursor: pointer;
    background: linear-gradient(to right, #ff512f, #dd2476);
    color: white;
    transition: 0.3s;
}

button:hover {
    transform: scale(1.05);
}

.output {
    margin-top: 15px;
    padding: 15px;
    border-radius: 15px;
    background: rgba(255,255,255,0.2);
    height: 200px;          
    overflow-y: auto; 
    scroll-behavior: smooth;      
    font-size: 15px;
    white-space: pre-wrap;
}