body{
    margin: 0;
}

*{
    user-select: none;
    box-sizing: border-box;
}

*[data-tooltip] {
    touch-action: none;
}

/* ===== 接线 pin 交互样式（全局） ===== */
.pin {
    background-color: transparent !important;
    border: 2px dashed transparent;
    border-radius: 50%;
    box-sizing: border-box;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.pin:hover {
    border-color: rgba(59, 130, 246, 0.95);
    background-color: rgba(255, 255, 255, 0.06);
}

.pin.pin-connecting {
    border-color: rgba(59, 130, 246, 0.95);
    background-color: rgba(59, 130, 246, 0.10);
    box-shadow:
        0 0 0 3px rgba(59, 130, 246, 0.25),
        0 0 14px rgba(59, 130, 246, 0.55);
}

.btn, .xymode, .power-btn{
    touch-action: none;
}