:root{--paper:#f2f5f7;--card:#fff;--ink:#14343b;--muted:#5b7280;--border:#dbe4e9;--primary:#0b7285;--primary-dark:#095c6b;--primary-soft:#e1f0f3;--accent-warm:#e8590c;--ok-bg:#dcfce7;--ok-text:#15803d;--warn-bg:#fef3c7;--warn-text:#b45309;--error-bg:#feecec;--error-text:#b3261e}*{box-sizing:border-box;margin:0;padding:0}html{color-scheme:light}body{background:var(--paper);color:var(--ink);font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Arial,sans-serif;line-height:1.55;min-height:100vh}a{color:inherit}.container{max-width:900px;margin:0 auto;padding:0 1.25rem}.masthead{background:var(--card);border-top:5px solid var(--primary);border-bottom:1px solid var(--border);padding:2.4rem 0 2rem}.masthead .kicker{font-size:.72rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--primary);margin-bottom:.6rem}.masthead h1{font-size:clamp(2rem,4.5vw,3.1rem);font-weight:800;letter-spacing:-.02em;color:var(--ink)}.masthead h1 .gold{color:var(--primary)}.masthead .subtitle{margin-top:.7rem;color:var(--muted);max-width:62ch;font-size:1rem}.feed-meta{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center;font-size:.78rem;color:var(--muted);padding:1.1rem 0}.pill{border:1px solid var(--border);border-radius:999px;padding:.22rem .7rem;background:var(--card);white-space:nowrap}.pill.ok{background:var(--ok-bg);color:var(--ok-text)}.pill.ok,.pill.warn{border-color:transparent;font-weight:600}.pill.warn{background:var(--warn-bg);color:var(--warn-text)}.article-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.35rem 1.5rem;margin-bottom:1.1rem;box-shadow:0 1px 3px rgba(20,52,59,.06)}.article-card .topline{display:flex;justify-content:space-between;gap:.8rem;align-items:flex-start;font-size:.76rem;color:var(--muted);margin-bottom:.55rem}.evidence-badge{font-size:.72rem;font-weight:700;letter-spacing:.02em;border-radius:6px;padding:.22rem .55rem;color:#fff;white-space:nowrap;flex-shrink:0}.article-card h2{font-family:Georgia,Times New Roman,serif;font-size:1.3rem;line-height:1.35;margin-bottom:.5rem;font-weight:700}.article-card h2 a{text-decoration:none}.article-card h2 a:hover{color:var(--primary);text-decoration:underline}.key-authors{display:flex;flex-wrap:wrap;gap:.45rem 1.1rem;margin-bottom:.5rem}.key-author{display:inline-flex;align-items:center;gap:.4rem;font-size:.84rem}.key-role{font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.key-name{font-weight:700;color:var(--ink)}.key-um6ss{font-size:.62rem;font-weight:800;background:var(--primary);color:#fff;border-radius:4px;padding:.1rem .35rem}.byline{font-size:.85rem;color:var(--muted);margin-bottom:.7rem}.byline .um6ss-author{color:var(--primary);font-weight:700}.affiliations{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.75rem}.affiliation-chip{font-size:.7rem;background:var(--primary-soft);color:var(--primary-dark);border:1px solid rgba(11,114,133,.25);border-radius:5px;padding:.16rem .5rem;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.abstract{font-family:Georgia,Times New Roman,serif;color:#38505c;font-size:.95rem;margin-bottom:.9rem}.access-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.55rem}.access-button{font-size:.79rem;font-weight:700;border-radius:7px;padding:.38rem .8rem;cursor:pointer;text-decoration:none;border:1px solid var(--primary);background:var(--primary);color:#fff}.access-button.ghost{background:transparent;color:var(--primary)}.access-button:hover{background:var(--primary-dark);color:#fff}.apc-row{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.55rem}.apc-chip{font-size:.71rem;font-weight:700;border-radius:6px;padding:.18rem .5rem;cursor:help}.apc-chip.apc-paid{background:var(--warn-bg);color:var(--warn-text)}.apc-chip.apc-free{background:var(--ok-bg);color:var(--ok-text)}.apc-chip.apc-unknown{background:#eef1f4;color:var(--muted)}.apc-detail{font-size:.77rem;color:var(--muted)}.funding-row{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-bottom:.8rem}.funding-label{font-size:.75rem;color:var(--muted)}.funding-chip{font-size:.71rem;background:#eef2ff;color:#4338ca;border:1px solid #dbe3ff;border-radius:5px;padding:.15rem .48rem}.opts-row{display:flex;flex-wrap:wrap;gap:.55rem;margin-bottom:.7rem}.opt-group{display:inline-flex;flex-wrap:wrap;border:1px solid var(--border);border-radius:8px;overflow:hidden;background:var(--card)}.opt-btn{font-size:.76rem;font-weight:600;border:none;background:transparent;color:var(--muted);padding:.4rem .75rem;cursor:pointer;border-right:1px solid var(--border)}.opt-group .opt-btn:last-child{border-right:none}.opt-btn.active{background:var(--primary);color:#fff}.opt-btn:disabled{opacity:.6;cursor:wait}.synthesis.rtl{direction:rtl;text-align:right}.synthesis.rtl ul{padding-left:0;padding-right:1.2rem}.synth-button{font-size:.86rem;font-weight:700;background:var(--accent-warm);color:#fff;border:none;border-radius:8px;padding:.5rem 1rem;cursor:pointer}.synth-button:hover:not(:disabled){filter:brightness(.94)}.synth-button:disabled{opacity:.55;cursor:wait}.synthesis{margin-top:1rem;border-top:1px dashed var(--border);padding-top:1rem;display:grid;gap:.75rem}.synthesis .section-label{font-size:.68rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--primary);margin-bottom:.25rem}.synthesis li,.synthesis p{font-family:Georgia,Times New Roman,serif;font-size:.96rem}.synthesis ul{padding-left:1.2rem}.synthesis .evidence-line{display:flex;flex-wrap:wrap;align-items:center;gap:.55rem;background:var(--primary-soft);border-radius:10px;padding:.7rem .9rem}.synthesis .evidence-line .design{font-size:.87rem;font-weight:600;color:var(--primary-dark)}.synthesis .provenance{font-family:ui-sans-serif,system-ui,sans-serif;font-size:.73rem;color:var(--muted)}.state-box{text-align:center;color:var(--muted);padding:3rem 1rem}.error-box{background:var(--error-bg);color:var(--error-text);border-radius:10px;padding:.9rem 1.1rem;font-size:.88rem}.newsletter{background:var(--primary);border-radius:14px;color:#fff;padding:1.6rem 1.7rem;margin:2.2rem 0 0}.newsletter h3{font-size:1.25rem;font-weight:800;margin-bottom:.3rem}.newsletter .newsletter-sub{font-size:.88rem;color:hsla(0,0%,100%,.85);margin-bottom:1rem}.newsletter-form{display:flex;flex-wrap:wrap;gap:.55rem}.newsletter-form input[type=email]{flex:2 1 220px;border:none;border-radius:8px;padding:.55rem .8rem;font-size:.9rem;color:var(--ink)}.newsletter-form select{flex:1 1 180px;border:none;border-radius:8px;padding:.55rem .6rem;font-size:.88rem;color:var(--ink);background:#fff}.newsletter-form button{flex:0 0 auto;background:var(--accent-warm);color:#fff;font-weight:700;border:none;border-radius:8px;padding:.55rem 1.1rem;font-size:.9rem;cursor:pointer}.newsletter-form button:disabled{opacity:.6;cursor:wait}.newsletter-note{margin-top:.7rem;font-size:.78rem;color:hsla(0,0%,100%,.8)}.newsletter-feedback{margin-top:.7rem;font-size:.85rem;font-weight:600}.newsletter-feedback.ok{color:#bbf7d0}.newsletter-feedback.err{color:#fecaca}.viewer-overlay{position:fixed;inset:0;background:rgba(20,52,59,.6);display:flex;align-items:center;justify-content:center;z-index:60;padding:1.2rem}.viewer-panel{background:var(--card);border-radius:12px;width:min(1000px,100%);height:min(88vh,950px);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(20,52,59,.35)}.viewer-bar{display:flex;align-items:center;gap:.8rem;padding:.6rem .9rem;border-bottom:1px solid var(--border)}.viewer-title{flex:1;font-size:.82rem;overflow:hidden;text-overflow:ellipsis}.viewer-link,.viewer-title{font-weight:600;white-space:nowrap}.viewer-link{font-size:.78rem;color:var(--primary);text-decoration:none}.viewer-close{background:transparent;border:1px solid var(--border);color:var(--ink);border-radius:6px;padding:.2rem .55rem;cursor:pointer}.viewer-frame{flex:1;border:none;background:#525659}.viewer-hint{font-size:.72rem;color:var(--muted);padding:.45rem .9rem;border-top:1px solid var(--border)}.masthead-actions{margin-top:1rem}.premium-link{display:inline-block;background:var(--ink);color:#fff;font-size:.84rem;font-weight:700;text-decoration:none;border-radius:8px;padding:.55rem 1rem}.premium-link:hover{background:var(--primary-dark)}.masthead.compact{padding:1.8rem 0 1.5rem}.back-link{margin-top:.8rem;font-size:.85rem}.back-link a{color:var(--primary);font-weight:700;text-decoration:none}.agent-gate{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.6rem 1.7rem;margin-top:1.4rem;max-width:560px}.agent-gate h2{font-size:1.2rem;margin-bottom:.4rem}.agent-gate p{font-size:.9rem;color:var(--muted);margin-bottom:.9rem}.agent-gate-form{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.7rem}.agent-gate-form input{flex:1 1 200px;border:1px solid var(--border);border-radius:8px;padding:.55rem .8rem;font-size:.95rem}.agent-gate-form button{background:var(--primary);color:#fff;font-weight:700;border:none;border-radius:8px;padding:.55rem 1.1rem;cursor:pointer}.agent-gate-note{font-size:.78rem!important}.agent-gate-note a{color:var(--primary);font-weight:700}.agent-chat{margin-top:1.2rem;display:flex;flex-direction:column;gap:.9rem}.agent-welcome{background:var(--primary-soft);border-radius:12px;padding:1.1rem 1.3rem;font-size:.92rem;color:var(--primary-dark)}.agent-suggestions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.8rem}.agent-suggestions button{background:var(--card);border:1px solid rgba(11,114,133,.35);color:var(--primary-dark);font-size:.8rem;border-radius:999px;padding:.4rem .85rem;cursor:pointer;text-align:left}.agent-suggestions button:hover{background:var(--primary);color:#fff}.agent-messages{display:flex;flex-direction:column;gap:.7rem}.agent-bubble{border-radius:12px;padding:.85rem 1.05rem;font-size:.93rem;max-width:92%}.agent-bubble.user{align-self:flex-end;background:var(--primary);color:#fff}.agent-bubble.assistant{align-self:flex-start;background:var(--card);border:1px solid var(--border);display:grid;gap:.55rem}.agent-bubble.assistant ul{padding-left:1.2rem}.agent-bubble.assistant code{background:#eef1f4;border-radius:4px;padding:.05rem .3rem;font-size:.85em}.agent-heading{font-weight:800;color:var(--primary-dark)}.agent-thinking{color:var(--muted);font-style:italic;animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}.agent-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.agent-table-wrap table{border-collapse:collapse;font-size:.84rem;min-width:100%}.agent-table-wrap td,.agent-table-wrap th{border:1px solid var(--border);padding:.4rem .6rem;text-align:left;white-space:nowrap}.agent-table-wrap th{background:var(--primary-soft);color:var(--primary-dark);font-weight:700}.agent-input-row{display:flex;gap:.5rem;position:sticky;bottom:.6rem}.agent-input-row input{flex:1;border:1px solid var(--border);border-radius:10px;padding:.7rem .9rem;font-size:.95rem;background:var(--card);box-shadow:0 2px 10px rgba(20,52,59,.08)}.agent-input-row button{background:var(--accent-warm);color:#fff;font-weight:700;border:none;border-radius:10px;padding:.7rem 1.2rem;cursor:pointer}.agent-input-row button:disabled{opacity:.55}footer.site-footer{border-top:1px solid var(--border);background:var(--card);margin-top:2.5rem;padding:1.7rem 0 2.2rem;color:var(--muted);font-size:.82rem;text-align:center}footer.site-footer .credits{color:var(--ink);font-weight:600;margin-bottom:.35rem}footer.site-footer a{color:var(--primary);font-weight:600;text-decoration:none}footer.site-footer a:hover{text-decoration:underline}@media (max-width:640px){.container{padding:0 .85rem}.masthead{padding:1.6rem 0 1.3rem}.masthead h1{font-size:2rem}.masthead .subtitle{font-size:.92rem}.premium-link{display:block;text-align:center;padding:.75rem 1rem}.feed-meta{gap:.4rem;padding:.85rem 0}.pill{font-size:.72rem;padding:.2rem .55rem;white-space:normal}.article-card{padding:1rem 1.05rem;border-radius:10px}.article-card .topline{flex-direction:column;gap:.45rem}.evidence-badge{white-space:normal;line-height:1.3;align-self:flex-start}.article-card h2{font-size:1.12rem}.key-authors{flex-direction:column;gap:.3rem}.access-row{gap:.45rem}.access-button,.synth-button{flex:1 1 100%;text-align:center;padding:.7rem .9rem;font-size:.9rem}.apc-row,.funding-row{gap:.4rem}.affiliation-chip{max-width:100%}.viewer-overlay{padding:0}.viewer-panel{width:100%;height:100dvh;border-radius:0}.viewer-bar{padding:.55rem .7rem}.viewer-close{padding:.35rem .7rem}.newsletter{padding:1.2rem 1.1rem;border-radius:12px}.newsletter-form button,.newsletter-form input[type=email],.newsletter-form select{flex:1 1 100%;padding:.75rem .9rem;font-size:1rem}.agent-bubble{max-width:100%;font-size:.9rem}.agent-suggestions button{flex:1 1 100%;padding:.65rem .9rem}.agent-input-row{bottom:.4rem}.agent-input-row input{font-size:16px}.agent-input-row button{padding:.7rem 1rem}.agent-gate{padding:1.2rem 1.1rem}.agent-gate-form button,.agent-gate-form input{flex:1 1 100%;padding:.75rem .9rem}footer.site-footer{font-size:.78rem;padding:1.3rem 0 1.8rem}}@media (pointer:coarse){.access-button,.agent-input-row button,.newsletter-form button,.synth-button,.viewer-close{min-height:42px}}