.help-center[data-v-a8235afe]{min-height:100vh;background:#f8f9fa}.page-header[data-v-a8235afe]{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:60px 0 40px;text-align:center}.container[data-v-a8235afe]{max-width:1100px;margin:0 auto;padding:0 20px}.page-title[data-v-a8235afe]{font-size:2.5rem;font-weight:700;margin:0 0 16px;color:#fff}.page-subtitle[data-v-a8235afe]{font-size:1.1rem;opacity:.9;margin:0}.page-content[data-v-a8235afe]{padding:40px 0 60px}.help-content[data-v-a8235afe]{background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 12px rgba(0,0,0,.05)}.help-search[data-v-a8235afe]{margin-bottom:30px}.help-sections[data-v-a8235afe]{display:flex;gap:30px;margin-bottom:40px}.help-nav[data-v-a8235afe]{flex:0 0 220px;position:sticky;top:20px;align-self:flex-start}.help-nav h3[data-v-a8235afe]{font-size:1.1rem;color:#2c3e50;margin:0 0 16px;font-weight:600}.help-nav ul[data-v-a8235afe]{margin:0;padding:0;list-style:none}.help-nav li[data-v-a8235afe]{margin-bottom:12px}.help-nav a[data-v-a8235afe]{color:#606266;text-decoration:none;font-size:.95rem;transition:all .2s ease;display:block;padding:8px 12px;border-radius:4px}.help-nav a[data-v-a8235afe]:hover{color:#409eff;background:rgba(64,158,255,.1)}.help-main[data-v-a8235afe]{flex:1}.help-section[data-v-a8235afe]{margin-bottom:40px;scroll-margin-top:20px}.help-section h2[data-v-a8235afe]{font-size:1.5rem;color:#2c3e50;margin:0 0 20px;font-weight:600;padding-bottom:10px;border-bottom:1px solid #ebeef5}.qa-item[data-v-a8235afe]{margin-bottom:16px;border-radius:8px;overflow:hidden;border:1px solid #ebeef5}.question[data-v-a8235afe]{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#f9fafc;cursor:pointer;transition:background .2s ease}.question[data-v-a8235afe]:hover{background:#f2f6fc}.question h3[data-v-a8235afe]{font-size:1.05rem;color:#2c3e50;margin:0;font-weight:500}.question i[data-v-a8235afe]{color:#909399;font-size:1.1rem}.answer[data-v-a8235afe]{padding:16px 20px;background:#fff;border-top:1px solid #ebeef5}.answer p[data-v-a8235afe]{margin:0;color:#606266;line-height:1.6}.contact-support[data-v-a8235afe]{text-align:center;background:#f9fafc;padding:30px;border-radius:8px;margin-top:40px}.contact-support h2[data-v-a8235afe]{font-size:1.4rem;color:#2c3e50;margin:0 0 16px}.contact-support p[data-v-a8235afe]{margin:0 0 20px;color:#606266}@media (max-width:768px){.help-sections[data-v-a8235afe]{flex-direction:column}.help-nav[data-v-a8235afe]{flex:0 0 auto;position:static;margin-bottom:30px}.page-header[data-v-a8235afe]{padding:40px 0 30px}.page-title[data-v-a8235afe]{font-size:2rem}.help-content[data-v-a8235afe]{padding:30px 20px}}