:root{font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#17243b;background:#f6f8fb;font-size:16px;line-height:1.65;color-scheme:light;--nav:#111c30;--action:#2854cf;--soft:#edf2ff;--border:#dce2eb;--muted:#606c80;--success:#196645;--attention:#85500c}
*{box-sizing:border-box}html{min-height:100%}[hidden]{display:none!important}body{margin:0;min-height:100vh}button,input,textarea,select{font:inherit}button,input,textarea,.file-button{min-height:44px;border-radius:11px}button,.file-button{border:1px solid var(--border);padding:9px 15px;background:#fff;color:#17243b;cursor:pointer;font-weight:650}button:hover,.file-button:hover{border-color:#9eb1db}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,.file-button:focus-within{outline:3px solid #4775e8;outline-offset:3px}button:disabled{opacity:.58;cursor:wait}.primary{background:var(--action);border-color:var(--action);color:#fff}input,textarea{width:100%;border:1px solid #aeb8c8;background:#fff;padding:10px 13px;color:#17243b}textarea{resize:vertical}label{display:block;font-size:14px;font-weight:700;margin-bottom:7px}.topbar{height:68px;background:var(--nav);color:#fff;padding:0 28px;display:flex;justify-content:space-between;align-items:center}.brand{font-size:18px;font-weight:850;letter-spacing:.08em}.product{margin-left:20px;color:#dce5f2}.server-pill{font-size:13px;color:#b7c3d6;border:1px solid #35425a;border-radius:999px;padding:5px 12px}main{max-width:1440px;margin:auto;padding:22px 28px 40px}.status{max-width:1180px;margin:0 auto 14px;min-height:26px;color:var(--muted)}.login-card{max-width:600px;margin:7vh auto;background:#fff;border:1px solid var(--border);border-radius:20px;padding:42px;box-shadow:0 18px 50px rgba(17,28,48,.08)}.login-card h1{font-size:36px;line-height:1.2;margin:6px 0 16px}.lede{color:var(--muted);max-width:48ch}.login-card form{margin-top:30px}.login-card .primary{width:100%;margin-top:8px}.eyebrow{font-size:12px;font-weight:850;letter-spacing:.14em;color:#49617f;margin:0}.security-note{display:grid;gap:2px;background:#edf2ff;border-radius:12px;padding:14px 16px;margin-top:20px}.security-note span{font-size:14px;color:var(--muted)}.workspace{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px;max-width:1280px;margin:auto}.rail{background:var(--nav);color:#fff;border-radius:18px;padding:18px;min-height:calc(100vh - 130px);display:flex;flex-direction:column}.rail-heading{display:flex;align-items:center;gap:12px;padding:5px 5px 24px}.rail-heading small{display:block;color:#92a2b9;font-size:12px}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:#2854cf;font-weight:850}.rail nav{display:grid;gap:7px}.rail nav button{display:flex;align-items:center;gap:12px;text-align:left;border-color:transparent;background:transparent;color:#b7c3d6}.rail nav button span{font-size:18px}.rail nav button[aria-current="page"]{background:#edf2ff;color:#17243b}.logout{margin-top:auto;background:transparent;border-color:#35425a;color:#b7c3d6}.stage{min-width:0;background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden}.stage-head{display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid var(--border);padding:25px 30px 20px}.stage-head h1{font-size:32px;line-height:1.2;margin:5px 0 0}.expiry{font-size:13px;color:var(--muted)}.page{padding:28px 30px 40px}.hero{display:flex;justify-content:space-between;align-items:center;gap:20px;background:linear-gradient(135deg,#f3f6ff,#f8fbff);border:1px solid #dae3f8;border-radius:16px;padding:24px}.hero.compact{display:block}.hero h2{font-size:24px;line-height:1.25;margin:0 0 5px}.hero p{margin:0;color:var(--muted)}.notice{border-left:3px solid #8395b4;background:#f6f8fb;padding:12px 15px;margin:20px 0;color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.knowledge-card{position:relative;border:1px solid var(--border);border-radius:14px;padding:18px 18px 18px 25px;overflow:hidden}.knowledge-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:7px;background:#2854cf}.knowledge-card h3{margin:0 0 4px}.meta{font-size:13px;color:var(--muted)}.lineage{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.lineage span{font-size:12px;background:#f0f3f8;border-radius:999px;padding:4px 9px}.composer{margin-top:20px;border:1px solid var(--border);border-radius:14px;padding:18px}.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:12px}.answer-stack{display:grid;gap:14px}.answer-section{border:1px solid var(--border);border-radius:14px;padding:18px}.answer-section h3{margin:0 0 8px;font-size:14px}.answer-section p{white-space:pre-wrap;margin:0}.answer-section[data-mode="supplement"]{background:#f6f8fb}.answer-section[data-mode="conflict"]{background:#fff4df;border-color:#efd49c}.citations{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.citation{min-height:36px;padding:5px 10px;color:var(--action);background:#edf2ff}.limitations{margin-top:16px;background:#fff4df;color:#593b0f;border-radius:14px;padding:14px 18px}.intake-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}.intake-card{border:1px solid var(--border);border-radius:14px;padding:18px}.intake-card h3{margin-top:0}.intake-card p{color:var(--muted);font-size:14px}.file-button{display:inline-flex;align-items:center}#files{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden}.section-head{display:flex;justify-content:space-between;align-items:end;gap:14px;margin-top:28px}.section-head h3,.section-head p{margin:0}.section-head p{color:var(--muted);font-size:14px}.upload-list,.task-list{display:grid;gap:10px;margin-top:15px}.upload-item,.task-item{display:flex;justify-content:space-between;align-items:center;gap:16px;border:1px solid var(--border);border-radius:13px;padding:14px 16px}.item-main{min-width:0}.item-main strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{font-size:12px;font-weight:750;background:#edf2ff;color:#274b9b;border-radius:999px;padding:4px 9px}.badge[data-status="failed"],.badge[data-status="unconfirmed"],.badge[data-status="needs-reselection"]{background:#fff4df;color:var(--attention)}.badge[data-status="available"]{background:#eaf5ef;color:var(--success)}dialog{width:min(620px,calc(100% - 32px));border:1px solid var(--border);border-radius:16px;padding:26px;color:#17243b;box-shadow:0 24px 80px rgba(17,28,48,.3)}dialog::backdrop{background:rgba(17,28,48,.48)}.dialog-close{float:right;border:0;font-size:24px;padding:2px 12px}.evidence-excerpt{white-space:pre-wrap;background:#f6f8fb;border-radius:12px;padding:16px}.knowledge-filters{display:grid;grid-template-columns:repeat(5,minmax(120px,1fr)) auto;gap:10px;align-items:end;margin:18px 0}.knowledge-filters label{margin:0;color:var(--muted);font-size:12px}.knowledge-filters select{display:block;width:100%;min-height:44px;margin-top:5px;border:1px solid var(--border);border-radius:10px;background:#fff;padding:8px;color:#17243b}.filter-actions{display:flex;gap:7px}.knowledge-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.knowledge-heading h3{min-width:0}.quality-grade{display:grid;place-items:center;min-width:32px;height:32px;border-radius:10px;background:#eaf5ef;color:var(--success);font-weight:850}.taxonomy-labels,.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.taxonomy-pill,.tag-chip{font-size:12px;border-radius:999px;padding:4px 9px}.taxonomy-pill{background:#f0f3f8;color:#49617f}.tag-chip{background:#edf2ff;color:#274b9b}.knowledge-summary{margin:14px 0 0;line-height:1.55}.quality-reasons,.proposal-note{font-size:12px;color:var(--muted)}.proposal-note{color:var(--attention);font-weight:700}
@media(max-width:760px){.topbar{height:60px;padding:0 16px}.product{margin-left:10px}.server-pill{display:none}main{padding:14px 14px calc(96px + env(safe-area-inset-bottom))}.login-card{margin:3vh auto;padding:24px}.login-card h1{font-size:28px}.workspace{display:block}.rail{display:block;min-height:0;padding:0}.rail-heading,.logout{display:none}.rail nav{position:fixed;z-index:10;left:0;right:0;bottom:0;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;background:var(--nav);padding:8px 8px calc(8px + env(safe-area-inset-bottom))}.rail nav button{display:grid;place-items:center;gap:0;text-align:center;padding:5px 3px;font-size:13px}.rail nav button span{font-size:17px}.stage{border-radius:15px}.stage-head{padding:20px}.stage-head h1{font-size:26px}.expiry{display:none}.page{padding:18px 18px 28px}.hero{align-items:flex-start;padding:18px;flex-direction:column}.hero h2{font-size:21px}.card-grid,.intake-grid{grid-template-columns:1fr}.knowledge-filters{grid-template-columns:1fr 1fr}.filter-actions{grid-column:1/-1}.filter-actions button{flex:1}.section-head{align-items:stretch;flex-direction:column}.section-head button{width:100%}.upload-item,.task-item{align-items:flex-start;flex-direction:column}.item-actions{width:100%;display:flex;flex-wrap:wrap}.item-actions button{flex:1}}
.answer-feedback{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;padding:12px 0;color:var(--muted)}.answer-feedback button{min-height:38px;padding:6px 11px}.scope-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px;padding:12px 15px;border-radius:12px;background:#edf2ff;color:#274b9b}.job-timeline{margin:10px 0 0;padding-left:20px;color:var(--muted);font-size:12px}.availability-proof{display:block;margin-top:6px;color:var(--success);font-size:13px;font-weight:700}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media(max-width:760px){main{padding-bottom:calc(150px + env(safe-area-inset-bottom))}.rail nav{grid-template-columns:repeat(3,minmax(0,1fr))}}