.demo-header {
    padding: 14px 18px;
    border-bottom: 1px solid #1f3550;
    background: rgba(10, 19, 31, 0.95);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.demo-header .left {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #dff6ff;
    font-weight: 700;
}

.demo-badge {
    border: 1px solid #665315;
    color: #ffcc00;
    border-radius: 999px;
    font-size: 0.72rem;
    padding: 2px 8px;
    font-weight: 600;
}

.demo-actions a {
    text-decoration: none;
    border: 1px solid #2b4f73;
    color: #cfefff;
    border-radius: 6px;
    padding: 7px 10px;
    margin-left: 8px;
    font-size: 0.86rem;
}

.demo-actions a.main {
    border-color: #2ecc71;
    color: #2ecc71;
}

.demo-note {
    color: #8fd3ff;
    font-size: 0.82rem;
    margin-top: 10px;
    line-height: 1.4;
}

.demo-pane {
    background: rgba(10, 20, 30, 0.7);
    border: 1px solid #20405b;
    border-radius: 8px;
    padding: 10px;
    color: #dff6ff;
}

.demo-pane h3 {
    margin: 0 0 8px;
    color: #2ecc71;
    font-size: 1rem;
}

.planet-meta {
    display: block;
    color: #7dbbe7;
    font-size: 0.8rem;
    margin-top: 3px;
}

@media (max-width: 992px) {
    .demo-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .demo-header .left {
        width: 100%;
        flex-wrap: wrap;
    }

    .demo-actions {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .demo-actions a {
        margin-left: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-nav-toggle {
        position: sticky;
        top: 8px;
        left: auto;
        margin: 8px 0 0 10px;
    }
}

@media (max-width: 560px) {
    .demo-actions a {
        width: 100%;
    }
}