body {
    font-family: "Inter", Arial, sans-serif;
    padding: 20px;
    background: linear-gradient(135deg, #f4e9ff, #ffe6f7, #e4ffe8);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.container {
    width: 420px;
    background: rgba(255, 255, 255, 0.8);
    padding: 24px;
    border-radius: 14px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.12);
    border: 2px solid rgba(200, 156, 255, 0.4);
}

button {
    padding: 12px 20px;
    margin-top: 12px;
    cursor: pointer;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, #c27cff, #ff6ac7);
    transition: 0.25s;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(205, 124, 255, 0.4);
}

.output {
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    color: #5a00a3;
}

ul {
    padding-left: 20px;
    font-size: 16px;
    color: #333;
}

li {
    margin: 6px 0;
    padding: 6px 10px;
    background: rgba(255, 255, 255, 0.6);
    border-left: 4px solid #b67bff;
    border-radius: 6px;
}

.layout {
    display: flex;
    gap: 32px;
    align-items: flex-start;
}

.sidebar {
    width: 220px;
    padding: 20px 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.12);
    border: 2px solid rgba(200, 156, 255, 0.4);
}

.sidebar-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #5a00a3;
}

.sidebar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    margin-bottom: 10px;
    text-decoration: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(194, 124, 255, 0.4);
    transition: 0.25s;
    color: #5a00a3;
    font-size: 14px;
    font-weight: 500;
}

.sidebar-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(150, 100, 255, 0.25);
}

.sidebar-item-disabled {
    opacity: 0.6;
    cursor: default;
}

.sidebar-item-disabled:hover {
    transform: none;
    box-shadow: none;
}

.sidebar-badge {
    width: 26px;
    height: 26px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(135deg, #c27cff, #ff6ac7);
    color: #ffffff;
}

.sidebar-text {
    white-space: nowrap;
}