:root{color-scheme:light;--bg: #FAFAF7;--panel: #FFFFFF;--panel-2: #F4F1EA;--panel-3: #EFEAE0;--border: #DDD7C7;--border-strong: #BCB39C;--fg: #1A1614;--fg-soft: #403A33;--fg-muted: #6B6258;--fg-faint: #8E8576;--accent: #0F4C5C;--accent-soft: #DDEAEC;--link: #0F4C5C;--ok: #2D6E48;--ok-soft: #EDF7F1;--warn: #8B6800;--warn-soft: #FAF3DC;--fail: #963A3A;--fail-soft: #FAEAEA;--serif: "Iowan Old Style", "Charter", "Source Serif 4", "Source Serif Pro", "Iowan Old Style BT", Georgia, "Times New Roman", serif;--sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font:14px/1.55 var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:2px}main{padding:22px 28px 60px;max-width:1100px;margin:0 auto}button,input,textarea,select{font:inherit;color:inherit}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:18px;height:48px;padding:0 22px;background:var(--bg);border-bottom:1px solid var(--border)}.topbar .brand{font-family:var(--serif);color:var(--fg);font-size:17px;font-weight:500;letter-spacing:0}.topbar .brand:first-letter{color:var(--accent)}.topbar nav{margin-left:auto;display:flex;gap:4px}.topbar nav a{color:var(--fg-muted);padding:4px 2px;margin:0 10px;border-bottom:1px solid transparent;border-radius:0;font-size:13px;transition:color .15s ease,border-color .15s ease}.topbar nav a:hover{color:var(--fg);text-decoration:none}.topbar nav 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button{background:var(--accent);color:#fff;border:none;padding:8px 16px;border-radius:6px;font-weight:600;cursor:pointer;transition:background .15s ease}.searchbox button:hover{background:#0c3d4b}.searchbox button:disabled{opacity:.5;cursor:default}#results{margin-top:16px;display:flex;flex-direction:column;gap:10px}.card{background:var(--panel);border:1px solid var(--border);border-radius:6px;padding:14px 16px;cursor:pointer;transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}.card:hover,.card:focus{border-color:var(--border-strong);outline:none;transform:translateY(-1px);box-shadow:0 1px #00000005,0 8px 24px 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h2{margin:0 0 8px;font-family:var(--serif);color:var(--fg);font-size:22px;font-weight:500;letter-spacing:-.2px}.welcome p{color:var(--fg-soft);margin:4px 0 14px;max-width:560px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{cursor:pointer;padding:6px 14px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);color:var(--fg-soft);font-size:13px;transition:border-color .15s ease,background .15s ease,color .15s ease}.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}table.papers{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:6px;overflow:hidden}table.papers th,table.papers td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}table.papers th{background:var(--panel-2);color:var(--fg-muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;user-select:none;white-space:nowrap}table.papers 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