:root{color:#191b1d;font-synthesis:none;--ink:#191b1d;--muted:#74787c;--line:#dedfda;--paper:#fff;--accent:#cf3f32;background:#f7f7f5;font-family:Inter,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}html{background:#f7f7f5;min-width:320px}body{min-width:320px;min-height:100vh;margin:0}button,select{font:inherit}a{color:inherit;text-decoration:none}button{color:inherit}.home-shell{background:linear-gradient(#f7f7f5ed,#f7f7f5ed),url(/assets/workspace.jpg) 50%/cover fixed;grid-template-rows:92px 1fr 72px;max-width:1440px;min-height:100vh;margin:0 auto;padding:0 5.5vw;display:grid}.home-nav,.home-footer{justify-content:space-between;align-items:center;display:flex}.home-nav{border-bottom:1px solid var(--line)}.wordmark{letter-spacing:0;font-size:20px;font-weight:750}.wordmark span{color:var(--accent)}.home-nav nav{gap:8px;display:flex}.home-nav nav a{place-items:center;width:38px;height:38px;transition:background .2s;display:grid}.home-nav nav a:hover{background:#eaeae6}.home-main{grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);align-items:center;gap:10vw;padding:6vh 0;display:grid}.eyebrow{color:var(--accent);letter-spacing:.12em;margin:0 0 18px;font-size:11px;font-weight:800}.intro h1{letter-spacing:0;margin:0;font-family:Georgia,Songti SC,serif;font-size:clamp(48px,5.5vw,82px);font-weight:500;line-height:1.13}.intro-copy{color:#696d70;margin:30px 0 0;font-size:16px;line-height:1.9}.tool-feature{background:#ffffffeb;border:1px solid #d7d8d4;flex-direction:column;justify-content:space-between;min-height:270px;padding:34px;transition:transform .25s,box-shadow .25s,border-color .25s;display:flex;position:relative}.tool-feature:hover{border-color:#aeb0ab;transform:translateY(-4px);box-shadow:0 18px 50px #1e1f1c1a}.tool-icon{color:#fff;background:var(--ink);place-items:center;width:52px;height:52px;display:grid}.tool-copy{margin-top:42px}.tool-kicker{color:#999c9e;letter-spacing:.12em;font-size:10px;font-weight:800}.tool-copy h2{letter-spacing:0;margin:10px 0 9px;font-size:27px}.tool-copy p{color:var(--muted);margin:0;font-size:14px}.tool-action{border:1px solid #d9dad6;place-items:center;width:42px;height:42px;display:grid;position:absolute;top:30px;right:30px}.home-footer{border-top:1px solid var(--line);color:#8b8e90;letter-spacing:.04em;font-size:11px}.home-footer p{margin:0}.status-dot{background:#4f9562;border-radius:50%;width:6px;height:6px;margin:0 5px 1px 12px;display:inline-block}.tools-shell{grid-template-rows:92px 1fr 72px;max-width:1440px;min-height:100vh;margin:0 auto;padding:0 5.5vw;display:grid}.tools-nav,.tools-footer{border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;display:grid}.tools-nav .wordmark{justify-self:center}.tools-count{color:#929597;letter-spacing:.12em;justify-self:end;font-size:10px;font-weight:700}.tools-main{grid-template-columns:minmax(260px,.7fr) minmax(420px,1.3fr);align-items:center;gap:8vw;padding:7vh 0;display:grid}.tools-heading h1{letter-spacing:0;margin:0 0 18px;font-family:Georgia,Songti SC,serif;font-size:56px;font-weight:500}.tools-heading>p:last-child{max-width:360px;color:var(--muted);margin:0;font-size:14px;line-height:1.8}.tools-grid{gap:12px;display:grid}.tool-item{border:1px solid var(--line);background:#fff;grid-template-rows:auto 1fr;grid-template-columns:54px 1fr auto;gap:30px 22px;min-height:220px;padding:30px;transition:transform .2s,box-shadow .2s,border-color .2s;display:grid;position:relative}.tool-item:hover{border-color:#aeb0ab;transform:translateY(-3px);box-shadow:0 16px 42px #1e1f1c14}.tool-item-index{color:#a0a3a4;grid-column:1/-1;font-family:Georgia,serif;font-size:12px}.tool-item-icon{color:#fff;background:var(--ink);place-items:center;width:54px;height:54px;display:grid}.tool-item-copy{flex-direction:column;min-width:0;display:flex}.tool-item-copy small{color:#9a9da0;letter-spacing:.12em;font-size:9px;font-weight:800}.tool-item-copy strong{margin:8px 0 10px;font-size:23px}.tool-item-copy span{color:var(--muted);font-size:13px;line-height:1.6}.tool-item-action{border:1px solid #d9dad6;place-items:center;width:40px;height:40px;display:grid}.tools-footer{border-top:1px solid var(--line);color:#8b8e90;border-bottom:0;grid-template-columns:1fr auto;font-size:11px}.tools-footer span:last-child{align-items:center;gap:7px;display:flex}.app-shell{background:#f5f5f2;min-height:100vh}.app-header{background:var(--paper);border-bottom:1px solid var(--line);height:66px}.app-header-inner{grid-template-columns:1fr auto 1fr;align-items:center;max-width:1180px;height:100%;margin:auto;padding:0 28px;display:grid}.back-link{color:#666a6d;align-items:center;gap:8px;font-size:13px;display:flex}.app-brand{align-items:center;gap:9px;display:flex}.brand-mark{color:#fff;background:var(--ink);place-items:center;width:32px;height:32px;display:grid}.app-brand strong{font-size:15px}.app-brand i{color:#9a9da0;letter-spacing:.12em;border-left:1px solid #ddd;padding-left:9px;font-size:9px;font-style:normal}.privacy{color:#777b7e;justify-self:end;align-items:center;gap:7px;font-size:12px;display:flex}.workspace{width:min(1060px,100% - 40px);margin:0 auto;padding:54px 0 80px}.workspace-heading{justify-content:space-between;align-items:end;margin-bottom:34px;display:flex}.workspace-heading h1{letter-spacing:0;margin:0 0 9px;font-family:Georgia,Songti SC,serif;font-size:39px;font-weight:500}.workspace-heading p:last-child{color:var(--muted);margin:0;font-size:14px}.icon-text-button,.secondary-button{cursor:pointer;background:#fff;border:1px solid #d5d6d2;align-items:center;gap:8px;height:38px;padding:0 14px;display:inline-flex}.input-panel{border:1px solid var(--line);background:#fff;grid-template-columns:74px 1fr;margin-bottom:16px;display:grid}.panel-number{text-align:center;color:#a0a3a4;border-right:1px solid #ecece8;padding-top:27px;font-family:Georgia,serif;font-size:13px}.panel-content{padding:27px 30px 30px}.panel-title{align-items:baseline;gap:14px;margin-bottom:22px;display:flex}.panel-title h2,.result-top h2{letter-spacing:0;margin:0;font-size:18px}.panel-title p{color:#96999b;margin:0;font-size:12px}.drop-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.drop-zone{text-align:left;cursor:pointer;background:#fafaf8;border:1px dashed #c9cbc7;align-items:center;gap:16px;min-width:0;height:112px;padding:0 22px;transition:border .2s,background .2s;display:flex}.drop-zone:hover{background:#f5f5f1;border-color:#888d8f}.drop-zone.has-file{background:#f6faf7;border-style:solid;border-color:#91b49a}.drop-icon{color:#6b7072;background:#fff;border:1px solid #d9dad6;flex:none;place-items:center;width:42px;height:42px;display:grid}.has-file .drop-icon{color:#39764b;border-color:#b7d1be}.drop-text{flex-direction:column;gap:6px;min-width:0;display:flex}.drop-text strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.drop-text small{color:#929597;font-size:11px}.mapping-grid{grid-template-columns:1fr 34px 1fr;align-items:center;gap:12px;display:grid}.mapping-group{background:#fafaf8;border:1px solid #e3e4df;grid-template-columns:1fr 1fr;gap:10px;padding:18px;display:grid}.mapping-group>strong{grid-column:1/-1;font-size:12px}.field-select{color:#85898b;flex-direction:column;gap:6px;font-size:10px;display:flex}.field-select select{color:#333638;background:#fff;border:1px solid #d6d7d3;border-radius:0;width:100%;height:36px;padding:0 9px;font-size:12px}.mapping-arrow{color:#a5a8a9;justify-self:center}.primary-button{background:var(--ink);color:#fff;cursor:pointer;border:0;align-items:center;gap:10px;height:42px;margin-top:22px;padding:0 18px;display:flex}.primary-button:hover{background:#333638}.primary-button:disabled{opacity:.55;cursor:wait}.error-message{color:#963d35;background:#fff4f2;border:1px solid #edc8c3;align-items:center;gap:9px;margin:16px 0;padding:13px 16px;font-size:13px;display:flex}.result-section{margin-top:42px}.result-top{justify-content:space-between;align-items:end;margin-bottom:18px;display:flex}.result-top .eyebrow{margin-bottom:8px}.secondary-button{cursor:pointer}.stats-row{border:1px solid var(--line);background:#fff;grid-template-columns:repeat(4,1fr);margin-bottom:12px;display:grid}.stats-row>*{text-align:left;cursor:pointer;background:0 0;border:0;border-right:1px solid #e6e6e2;flex-direction:column;justify-content:space-between;min-height:86px;padding:17px 20px;display:flex}.stats-row>:last-child{cursor:default;border-right:0}.stats-row button.active{box-shadow:inset 0 -3px var(--ink)}.stats-row span{color:#85898b;font-size:11px}.stats-row strong{font-family:Georgia,serif;font-size:24px;font-weight:500}.stats-row .green{color:#39764b}.stats-row .red{color:#b74337}.result-table-wrap{border:1px solid var(--line);background:#fff;overflow:auto}.result-table{border-collapse:collapse;width:100%;font-size:12px}.result-table th{color:#8c8f91;border-bottom:1px solid var(--line);text-align:left;background:#fafaf8;height:40px;padding:0 16px;font-weight:500}.result-table td{white-space:nowrap;border-bottom:1px solid #ededeb;height:47px;padding:0 16px}.status{padding:4px 8px;font-size:10px}.status.ok{color:#337347;background:#edf6ef}.status.bad{color:#a33b32;background:#fbefed}.status.warn{color:#8b681f;background:#faf5e7}@media (width<=760px){.home-shell{background:#f7f7f5;grid-template-rows:72px auto 60px;min-height:100svh;padding:0 22px}.home-main{grid-template-columns:1fr;gap:42px;padding:52px 0 42px}.intro h1{font-size:43px}.intro-copy{margin-top:22px}.tool-feature{min-height:220px;padding:26px}.tool-copy{margin-top:32px}.home-footer p:last-child,.desktop-only{display:none}.tools-shell{grid-template-rows:72px auto 60px;min-height:100svh;padding:0 22px}.tools-nav{grid-template-columns:1fr auto}.tools-nav .wordmark{justify-self:end}.tools-count{display:none}.tools-main{grid-template-columns:1fr;align-content:center;gap:40px;padding:48px 0}.tools-heading h1{font-size:42px}.tool-item{grid-template-columns:46px 1fr auto;gap:24px 16px;min-height:205px;padding:24px}.tool-item-icon{width:46px;height:46px}.tools-footer span:last-child{display:none}.app-header-inner{grid-template-columns:1fr auto;padding:0 18px}.privacy{display:none}.app-brand{justify-self:end}.workspace{width:calc(100% - 28px);padding-top:35px}.workspace-heading{align-items:flex-start;gap:20px}.workspace-heading h1{font-size:33px}.workspace-heading .icon-text-button{flex:none;justify-content:center;width:38px;padding:0;font-size:0}.input-panel{grid-template-columns:46px 1fr}.panel-content{min-width:0;padding:23px 18px 24px}.panel-title{display:block}.panel-title p{margin-top:7px}.drop-grid,.mapping-grid{grid-template-columns:1fr}.mapping-arrow{transform:rotate(90deg)}.mapping-group{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr 1fr}.stats-row>*{border-bottom:1px solid #e6e6e2}}