:root{--bg:#f6f8fb;--card:#fff;--text:#14213d;--muted:#667085;--line:#e5e7eb;--accent:#2457e6;--danger:#b42318;--success:#067647;--warn:#b54708}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 Inter,system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--accent);text-decoration:none}nav{height:70px;padding:0 max(5vw,24px);display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line)}nav div{display:flex;gap:18px;align-items:center}.brand{font-size:22px;font-weight:800;color:var(--text)}main{max-width:1120px;margin:0 auto;padding:54px 24px 70px}.hero{padding:56px 0 66px;max-width:820px}.hero h1{font-size:clamp(42px,7vw,72px);line-height:1.02;letter-spacing:-.045em;margin:18px 0}.hero p{font-size:18px;max-width:720px}.pill{display:inline-block;border:1px solid #c7d7fe;background:#eef4ff;color:#1849a9;padding:6px 10px;border-radius:999px;font-size:13px;font-weight:700}.button,button{display:inline-block;border:0;background:var(--accent);color:#fff;padding:12px 17px;border-radius:10px;font-weight:700;cursor:pointer}.button.small{padding:8px 12px}.button.ghost{background:#fff;color:var(--text);border:1px solid var(--line)}.actions{display:flex;gap:10px;margin:24px 0}.grid{display:grid;gap:18px}.grid.three{grid-template-columns:repeat(3,1fr)}.card,.stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 1px 2px rgba(16,24,40,.04)}.auth{max-width:520px;margin:18px auto}.auth h1,.pricing h1{font-size:36px;margin-top:0}.pricing{max-width:620px;margin:auto}.pricing h1{font-size:54px}.pricing small{font-size:18px;color:var(--muted)}label{display:block;font-weight:650;margin:14px 0}input,textarea{width:100%;margin-top:7px;border:1px solid #cfd4dc;border-radius:10px;padding:12px;font:inherit;background:white}.split-links{display:flex;justify-content:space-between;margin-top:20px}.alert{padding:12px 14px;border-radius:10px;margin:16px 0}.alert.error{background:#fef3f2;color:var(--danger)}.alert.success{background:#ecfdf3;color:var(--success)}.alert.warning{background:#fffaeb;color:var(--warn)}.muted{color:var(--muted)}.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.stat span{display:block;color:var(--muted)}.stat strong{font-size:30px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}.table-wrap{overflow:auto}.status{font-weight:750}footer{text-align:center;padding:30px;color:var(--muted);border-top:1px solid var(--line);background:white}@media(max-width:760px){.grid.three{grid-template-columns:1fr}.hero h1{font-size:44px}nav{height:auto;padding-top:14px;padding-bottom:14px;align-items:flex-start}nav div{gap:10px;flex-wrap:wrap;justify-content:flex-end}.page-head{align-items:flex-start;gap:14px}}
.grid.four{grid-template-columns:repeat(4,1fr)}.report-head{display:flex;justify-content:space-between;align-items:center;gap:15px}.risk{font-weight:800;background:#f2f4f7;border-radius:999px;padding:6px 10px;white-space:nowrap}.report-item{margin-top:18px}@media(max-width:900px){.grid.four{grid-template-columns:repeat(2,1fr)}}@media print{nav,footer,.actions,.button,button{display:none!important}main{max-width:none;padding:0}.card,.stat{box-shadow:none;break-inside:avoid}body{background:#fff}}

.grid.four{grid-template-columns:repeat(4,1fr)}.grid.two{grid-template-columns:repeat(2,1fr)}.top-gap{margin-top:20px}.wide{max-width:760px}select{width:100%;margin-top:7px;border:1px solid #cfd4dc;border-radius:10px;padding:12px;background:white}.network-canvas{width:100%;height:580px;overflow:hidden;background:linear-gradient(180deg,#fbfcfe,#f5f7fb);border-radius:12px}.net-edge{stroke:#c8d0dc;stroke-width:1.5}.net-node{fill:#fff;stroke:#2457e6;stroke-width:3}.net-node.manuscript{fill:#eef4ff;stroke:#1849a9}.net-node.self{fill:#fff7ed;stroke:#ea580c}.net-node.retracted{fill:#fef2f2;stroke:#dc2626}.net-label{font-size:11px;fill:#334155}.evidence-row{border-top:1px solid var(--line);padding:18px 0}.evidence-row:first-child{border-top:0}.kpi-list p{padding:9px 0;border-bottom:1px solid var(--line)}details{margin-top:8px}summary{cursor:pointer;color:var(--accent);font-weight:650}
@media(max-width:900px){.grid.four,.grid.two{grid-template-columns:1fr 1fr}}@media(max-width:650px){.grid.four,.grid.two{grid-template-columns:1fr}}