* {
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    padding: 25px;
    width: 420px;
    border-radius: 20px;
    color: white;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

h1 {
    text-align: center;
    margin-bottom: 20px;
}

.inputs input,
.inputs button {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 10px;
    border: none;
}

.inputs button {
    background: #00e0ff;
    font-weight: bold;
    cursor: pointer;
}

.filters {
    display: flex;
    justify-content: space-between;
    margin: 15px 0;
}

.filters button {
    flex: 1;
    margin: 0 5px;
    padding: 8px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
}

li {
    background: rgba(255,255,255,0.25);
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 10px;
    animation: slideIn 0.3s;
}

li.completed {
    text-decoration: line-through;
    opacity: 0.6;
}

.actions {
    margin-top: 8px;
}

.actions button {
    margin-right: 8px;
    border: none;
    border-radius: 6px;
    padding: 5px 8px;
    cursor: pointer;
}

@keyframes slideIn {
    from { transform: translateY(15px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}