.pcd-wrap {
    max-width: 520px;
    margin: 40px auto;
    padding: 0 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.pcd-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 40px 32px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.pcd-icon {
    margin-bottom: 16px;
}

.pcd-title {
    font-size: 24px;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 8px;
}

.pcd-sub {
    font-size: 15px;
    color: #475569;
    line-height: 1.6;
    margin: 0 0 24px;
}

.pcd-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
    box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}

.pcd-btn:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.pcd-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.pcd-btn-loader {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.pcd-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: pcd-spin 0.7s linear infinite;
}

@keyframes pcd-spin {
    to { transform: rotate(360deg); }
}

.pcd-status {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
}

.pcd-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.pcd-footnote {
    font-size: 13px;
    color: #94a3b8;
    margin: 20px 0 0;
}