#operation-help-root{position:fixed;inset:0;z-index:16000;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#24354a;font-size:14px;line-height:1.7}#operation-help-root[hidden]{display:none}#operation-help-root *{box-sizing:border-box}#operation-help-root button,#operation-help-root a{-webkit-tap-highlight-color:transparent}#operation-help-root button{font:inherit}#operation-help-root .op-backdrop{position:absolute;inset:0;background:rgba(20,34,55,.24);backdrop-filter:blur(1px)}#operation-help-root .op-drawer{position:absolute;right:0;top:0;height:100%;width:min(760px,calc(100vw - 40px));background:#fff;box-shadow:-12px 0 50px rgba(21,39,66,.16);display:flex;flex-direction:column;outline:none}#operation-help-root .op-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;padding:26px 30px 20px;border-bottom:1px solid #e8edf4;flex:none}#operation-help-root .op-eyebrow{font-size:11px;letter-spacing:.1em;color:#71829a;font-weight:700}#operation-help-root h2{font-size:22px;line-height:1.4;margin:5px 0;color:#172941}#operation-help-root .op-header p{color:#728096;font-size:12px;margin:4px 0 0}#operation-help-root .op-close{border:1px solid #e0e7f0;border-radius:9px;width:34px;height:34px;background:#fff;color:#65778d;font-size:25px;line-height:1;cursor:pointer;flex:none}#operation-help-root .op-close:hover{background:#f0f5fb;color:#244b81}#operation-help-root .op-tabs{display:flex;gap:22px;flex:none;padding:0 30px;border-bottom:1px solid #e7edf5}#operation-help-root .op-tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:15px 0 12px;color:#6f7f93;font-size:13px;cursor:pointer}#operation-help-root .op-tabs button[aria-selected=true]{color:#2264d8;border-bottom-color:#2264d8;font-weight:700}#operation-help-root .op-content{overflow:auto;overscroll-behavior:contain;flex:1;min-height:0;padding:24px 30px 32px;outline:none;scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent}#operation-help-root .op-footer{flex:none;padding:10px 30px;background:#f9fbfd;border-top:1px solid #e8edf4;color:#8793a5;font-size:11px}#operation-help-root h3{font-size:15px;line-height:1.5;color:#20344e;margin:0 0 12px}#operation-help-root h4{font-size:13px;color:#263c57;line-height:1.6;margin:0 0 5px;font-weight:650}#operation-help-root p{margin:0;overflow-wrap:anywhere}#operation-help-root .op-purpose{background:#f3f7fd;border:1px solid #e5edf8;border-radius:12px;padding:18px 20px}#operation-help-root .op-purpose h3{margin:8px 0}#operation-help-root .op-purpose p{font-size:14px;color:#415571}#operation-help-root .op-origin{display:inline-block;color:#376da9;font-size:10px;background:#e8f0fb;border-radius:4px;padding:2px 6px;line-height:1.6;font-weight:650}#operation-help-root .op-section{margin-top:26px}#operation-help-root .op-section-first{margin-top:0;margin-bottom:18px}#operation-help-root .op-muted{font-size:12px;color:#718096;line-height:1.8}#operation-help-root .op-steps{list-style:none;padding:0;margin:0}#operation-help-root .op-steps li{display:flex;gap:13px;padding:0 0 18px}#operation-help-root .op-steps li:last-child{padding-bottom:0}#operation-help-root .op-step-number{flex:none;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#edf3fe;color:#3266ba;font-size:12px;font-weight:700;margin-top:1px}#operation-help-root .op-steps p{font-size:13px;color:#5d6d82}#operation-help-root .op-check{margin-top:8px;padding:8px 11px;border-radius:6px;background:#f6f9fc;color:#4b6380!important;font-size:12px!important}#operation-help-root .op-check>span{display:block;font-size:10px;font-weight:700;color:#7890ab;margin-bottom:2px}#operation-help-root .op-field-list{margin:0;border:1px solid #e3eaf3;border-radius:9px;overflow:hidden}#operation-help-root .op-field-list>div{display:grid;grid-template-columns:125px minmax(0,1fr);border-bottom:1px solid #e8edf3}#operation-help-root .op-field-list>div:last-child{border-bottom:0}#operation-help-root .op-field-list dt{font-size:12px;font-weight:650;color:#425975;background:#f7f9fc;padding:11px 12px;overflow-wrap:anywhere}#operation-help-root .op-field-list dd{margin:0;padding:11px 13px;font-size:12px;line-height:1.8;color:#617186;overflow-wrap:anywhere}#operation-help-root .op-questions{border-top:1px solid #e6ecf3}#operation-help-root .op-questions details{border-bottom:1px solid #e6ecf3}#operation-help-root .op-questions summary{font-size:13px;cursor:pointer;padding:12px 3px;color:#526984}#operation-help-root .op-questions details p{font-size:12px;color:#718096;padding:0 5px 13px 16px}#operation-help-root .op-related{display:flex;gap:8px;flex-wrap:wrap}#operation-help-root a{text-decoration:none}#operation-help-root .op-related-link{display:flex;gap:12px;align-items:center;border:1px solid #e0e8f2;border-radius:7px;padding:7px 11px;color:#52759d;font-size:12px}#operation-help-root .op-related-link:hover{background:#f2f6fc;border-color:#b8cce7}#operation-help-root .op-related-link span{color:#849ab4}#operation-help-root .op-journey{border:1px solid #dfe8f4;border-radius:10px;margin-bottom:12px;overflow:hidden}#operation-help-root .op-journey>summary{font-size:13px;font-weight:650;padding:15px 17px;cursor:pointer;color:#2d4665;background:#f8faff}#operation-help-root .op-journey>summary small{font-size:10px;font-weight:400;color:#6c8eba;float:right;line-height:24px}#operation-help-root .op-journey-purpose{font-size:12px;color:#74849a;padding:15px 20px 0}#operation-help-root .op-flow-steps{list-style:none;padding:17px 20px 8px;margin:0}#operation-help-root .op-flow-steps li{position:relative;display:flex;gap:13px;padding:0 0 22px}#operation-help-root .op-flow-steps li:not(:last-child):before{content:"";position:absolute;left:11px;top:24px;bottom:3px;border-left:1px solid #cfdded}#operation-help-root .op-flow-marker{background:#eff4fb;border:1px solid #dae5f2;width:24px;height:24px;flex:none;display:grid;place-items:center;color:#6c88a8;font-size:11px;border-radius:6px;z-index:1}#operation-help-root .op-flow-steps p{font-size:12px;color:#748296}#operation-help-root .op-current-step .op-flow-marker{color:#fff;background:#3372d9;border-color:#3372d9}#operation-help-root .op-current-step h4{color:#2764c6}#operation-help-root .op-flow-link{display:inline-flex;gap:7px;font-size:11px;color:#567fab;margin-top:5px}#operation-help-root .op-flow-link:hover{color:#1e61bb;text-decoration:underline}#operation-help-root .op-note{margin-top:22px;padding:15px 17px;border-radius:8px;background:#fff9ed;border:1px solid #f2e5c9;font-size:12px;color:#8d7650}#operation-help-root .op-note strong{font-size:12px;color:#917140;display:block;margin-bottom:4px}#operation-help-root .op-materials{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}#operation-help-root .op-material{display:block;border:1px solid #dfe7f1;padding:16px;border-radius:9px;transition:background .15s,border-color .15s}#operation-help-root .op-material:hover{background:#f7faff;border-color:#b9cde8}#operation-help-root .op-material h4{margin:10px 0 6px;font-size:14px}#operation-help-root .op-material h4 span{float:right;color:#849ab4}#operation-help-root .op-material p{font-size:12px;color:#77869b}#operation-help-root .op-data-note{margin-top:22px;font-size:11px;line-height:1.8;color:#909aab}#operation-help-root :is(button,a,summary):focus-visible{outline:2px solid #3577de;outline-offset:3px}#operation-help-root details:not([open])>*:not(summary){display:none}@media(max-width:640px){#operation-help-root .op-drawer{width:100%}#operation-help-root .op-header{padding:20px 20px 16px}#operation-help-root .op-tabs{padding:0 20px;gap:20px}#operation-help-root .op-content{padding:20px}#operation-help-root .op-footer{padding:10px 20px}#operation-help-root .op-materials{grid-template-columns:1fr}#operation-help-root .op-field-list>div{grid-template-columns:105px minmax(0,1fr)}#operation-help-root h2{font-size:20px}}@media(prefers-reduced-motion:reduce){#operation-help-root *{transition:none!important}}@media print{#operation-help-root{display:none!important}}