.phone-check-app {
    background-color: #000;
    display: flex;
    flex-direction: column;
    height: 100%;
    color: white;
    font-family: 'Segoe UI', sans-serif;
}

.pc-header {
    padding: 20px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    border-bottom: 1px solid #333;
}

.pc-list {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.pc-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.pc-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    border: 2px solid #333;
    margin-bottom: 10px;
    transition: transform 0.2s;
}

.pc-item:hover .pc-avatar {
    transform: scale(1.1);
    border-color: #fff;
}

.pc-name {
    font-size: 12px;
    text-align: center;
}

.pc-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.pc-loading i {
    font-size: 40px;
    margin-bottom: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin { 100% { transform: rotate(360deg); } }