.echart-container[data-v-35c90cd1],.echart-container[data-v-592c706e]{width:100%;height:360px;min-height:300px}.billing-page[data-v-49f7293a]{background:#fff;padding:20px}.search-section[data-v-49f7293a]{margin-bottom:20px;display:flex;align-items:center;flex-wrap:wrap;gap:12px}.search-section-item[data-v-49f7293a]{display:flex;align-items:center;min-width:280px}.search-section-item span[data-v-49f7293a]{margin-right:8px;color:#666}.search-section-item .special-title[data-v-49f7293a]{margin-left:20px;font-size:13px;color:#999}.search-section-item .special-amount[data-v-49f7293a]{font-size:24px;font-weight:600;color:#333}.chart-title-suffix[data-v-49f7293a]{font-size:12px;color:#999}.charts-section[data-v-49f7293a]{display:flex;gap:16px;margin-bottom:20px;height:420px}.chart-wrapper[data-v-49f7293a]{flex:1;min-width:400px;border:1px solid #e5e5e5;border-radius:4px;overflow:hidden;display:flex;flex-direction:column;background:#fafafa}.card-title[data-v-49f7293a]{margin:0;padding:12px 16px;font-size:16px;font-weight:600;color:#333;border-bottom:1px solid #e5e5e5;background:#fff}.table-header[data-v-49f7293a]{justify-content:space-between;margin-bottom:16px}.filter-group[data-v-49f7293a],.table-header[data-v-49f7293a]{display:flex;align-items:center}.export-btn[data-v-49f7293a]{padding:6px 16px;background-color:#2d8cf0;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px}.export-btn[data-v-49f7293a]:disabled{background-color:#ddd;cursor:not-allowed}.pagination[data-v-49f7293a]{margin-top:16px;text-align:right}