/* ===== 联系官方页面样式 ===== */
.contact-page { max-width:800px; margin:0 auto; padding:40px 24px 60px; text-align:center; }
.contact-title { font-size:2rem; font-weight:700; margin-bottom:8px; }
.contact-subtitle { color:var(--text-muted); font-size:1.05rem; margin-bottom:40px; line-height:1.6; }

.contact-hero {
    background: var(--bg-white, #fff);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    margin-bottom: 32px;
    position: relative;
}
.contact-hero h2 { font-size:1.4rem; font-weight:700; margin-bottom:6px; color:var(--text); }
.contact-hero p { font-size:.92rem; margin-bottom:24px; color:var(--text-secondary); }
.contact-qr-wrapper {
    display: inline-block;
    background: #fff;
    border-radius: 16px;
    padding: 16px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: box-shadow 0.2s;
}
.contact-qr-wrapper:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}
.contact-qr-wrapper img {
    width: 220px;
    height: 220px;
    border-radius: 8px;
    display: block;
}
.contact-qr-label {
    margin-top: 12px;
    font-size: .88rem;
    color: var(--text-muted);
}
.contact-qr-hint {
    font-size: .78rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.contact-group-id {
    margin-top: 20px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    padding: 10px 24px;
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-mono);
}
.contact-group-id span { color:var(--text-muted); font-size:.88rem; }
.contact-group-id strong { font-size:1.2rem; letter-spacing:1px; color:var(--text); }

.contact-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
    text-align: left;
}
.contact-feature {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px 20px;
    transition: all 0.25s;
}
.contact-feature:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    border-color: var(--primary);
}
.contact-feature-icon { font-size:1.6rem; margin-bottom:10px; }
.contact-feature h3 { font-size:.98rem; font-weight:600; margin-bottom:6px; }
.contact-feature p { font-size:.85rem; color:var(--text-muted); line-height:1.6; margin:0; }

.contact-steps {
    margin-top: 32px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 32px;
    text-align: left;
}
.contact-steps h3 { font-size:1.05rem; font-weight:600; margin-bottom:16px; text-align:center; }
.contact-step-list { display:flex; flex-direction:column; gap:12px; }
.contact-step-item { display:flex; gap:12px; align-items:flex-start; }
.contact-step-num { flex-shrink:0; width:28px; height:28px; border-radius:50%; background:var(--primary); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:.85rem; }
.contact-step-text { font-size:.92rem; color:var(--text-secondary); line-height:1.6; padding-top:3px; }

/* 二维码放大弹窗 */
.qr-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}
.qr-modal.active { display: flex; }
.qr-modal img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 16px;
    box-shadow: 0 12px 48px rgba(0,0,0,0.3);
}

@media (max-width:768px) {
    .contact-page { padding:20px 16px; }
    .contact-title { font-size:1.5rem; }
    .contact-features { grid-template-columns:1fr; }
    .contact-hero { padding:28px 20px; }
    .contact-qr-wrapper img { width:180px; height:180px; }
}