/* Splat3D — 3D-Modus Button + Overlay */

#splat3d-button {
    position: fixed;
    left: 20px;
    bottom: 90px;
    z-index: 9998;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.3), rgba(138, 43, 226, 0.3));
    border: 2px solid rgba(0, 255, 255, 0.8);
    color: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    backdrop-filter: blur(6px);
    box-shadow: 0 0 18px rgba(0, 255, 255, 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    user-select: none;
}

#splat3d-button span {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    margin-top: 2px;
}

#splat3d-button:hover {
    transform: scale(1.08);
    box-shadow: 0 0 26px rgba(0, 255, 255, 0.6);
}

#splat3d-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: #000;
}

#splat3d-frame {
    width: 100%;
    height: 100%;
    border: 0;
}

#splat3d-hint {
    position: absolute;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%);
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(0, 255, 255, 0.4);
    color: rgba(255, 255, 255, 0.92);
    font-size: 13px;
    font-family: sans-serif;
    pointer-events: none;
    white-space: nowrap;
}

#splat3d-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(0, 255, 255, 0.5);
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

#splat3d-close:hover {
    background: rgba(0, 255, 255, 0.3);
}

/* Apartment-Rundgang (Ganz-Wohnung-Splat) */
#apartment3d-button {
    position: fixed;
    left: 20px;
    bottom: 230px;
    z-index: 9998;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(120, 90, 255, 0.35), rgba(0, 200, 255, 0.35));
    border: 2px solid rgba(120, 160, 255, 0.85);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    backdrop-filter: blur(6px);
    box-shadow: 0 0 18px rgba(120, 160, 255, 0.4);
    transition: transform 0.15s ease;
}
#apartment3d-button span { font-size: 10px; font-weight: 700; letter-spacing: 0.06em; margin-top: 2px; }
#apartment3d-button:hover { transform: scale(1.08); }

#apartment3d-overlay { position: fixed; inset: 0; z-index: 10000; background: #000; }
#apartment3d-frame { width: 100%; height: 100%; border: 0; }
#apartment3d-hint {
    position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%);
    padding: 8px 16px; border-radius: 20px; background: rgba(0,0,0,.55);
    border: 1px solid rgba(120,160,255,.4); color: rgba(255,255,255,.92);
    font-size: 13px; font-family: sans-serif; pointer-events: none; white-space: nowrap;
}
#apartment3d-close {
    position: absolute; top: 16px; right: 16px; width: 44px; height: 44px; border-radius: 50%;
    border: 1px solid rgba(120,160,255,.5); background: rgba(0,0,0,.5); color: #fff;
    font-size: 20px; cursor: pointer; display: flex; align-items: center; justify-content: center;
}

/* Puppenhaus-Ansicht */
#dollhouse-button {
    position: fixed;
    left: 20px;
    bottom: 300px;
    z-index: 9998;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0, 220, 160, 0.35), rgba(0, 150, 255, 0.35));
    border: 2px solid rgba(0, 220, 190, 0.85);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    backdrop-filter: blur(6px);
    box-shadow: 0 0 18px rgba(0, 220, 190, 0.4);
    transition: transform 0.15s ease;
}
#dollhouse-button span { font-size: 9px; font-weight: 700; letter-spacing: 0.04em; margin-top: 2px; }
#dollhouse-button:hover { transform: scale(1.08); }

#dollhouse-overlay { position: fixed; inset: 0; z-index: 10000; background: #05070d; }
#dollhouse-frame { width: 100%; height: 100%; border: 0; }
#dollhouse-close {
    position: absolute; top: 16px; right: 16px; width: 44px; height: 44px; border-radius: 50%;
    border: 1px solid rgba(0, 220, 190, 0.5); background: rgba(0,0,0,.5); color: #fff;
    font-size: 20px; cursor: pointer; display: flex; align-items: center; justify-content: center; z-index: 5;
}