#drop_zone {
    aspect-ratio: 1;
    max-width: 400px;
    margin: 0 auto;
    border: 1px dashed #577491;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #577491;
    cursor: url("/media/cursors/link.png"), pointer;
    overflow: hidden;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    background: rgba(87, 116, 145, 0.06);
}

#drop_zone:hover,
#drop_zone.drag_over {
    border-color: #2e3f50;
    background: rgba(87, 116, 145, 0.15);
}

.aero_toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.aero_field {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #2c3e50;
}

.aero_field input[type="range"] {
    width: 90px;
}

.aero_field input[type="color"] {
    width: 30px;
    height: 24px;
    padding: 0;
    border: 1px solid #c4d0db;
    border-radius: 4px;
    background: none;
    cursor: url("/media/cursors/link.png"), pointer;
}

.aero_btn {
    font-size: 13px;
    padding: 6px 14px;
    color: #ffffff;
    border: 1px solid #161f29;
    border-top-color: #4a5f78;
    border-radius: 6px;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
    background:
        linear-gradient(to bottom, rgba(255, 255, 255, 0.14) 0%, rgba(255, 255, 255, 0) 50%),
        linear-gradient(to bottom, #3a4d63 0%, #2e3f50 50%, #243343 100%);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.22);
    cursor: url("/media/cursors/link.png"), pointer;
    transition: text-shadow 0.2s ease, transform 0.2s ease;
}

.aero_btn:hover {
    text-shadow: 0 0 10px white;
}

.aero_btn:active {
    transform: scale(0.97);
}

.aero_btn.active {
    color: #afc7e0;
    border-top-color: #6f8aa6;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

#canvas_wrap {
    text-align: center;
}

#aero_canvas {
    max-width: 360px;
    width: 100%;
    height: auto;
}