:root{--bg: #0b1426;--surface: #13203a;--border: #24365a;--text: #e6ecf5;--muted: #9fb0cc;--ok: #4ade80;--warn: #facc15;--bad: #f87171;--accent: #60a5fa;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 system-ui,sans-serif}.center{min-height:100vh;display:grid;place-items:center;padding:16px}.page{max-width:1100px;margin:0 auto;padding:16px;display:grid;gap:16px}header{display:flex;align-items:center;gap:12px;flex-wrap:wrap}header h1{margin:0;font-size:1.4rem}.spacer{flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px 20px}.card h2{margin:0 0 8px;font-size:1.05rem}.login{width:min(380px,100%);display:grid;gap:12px}label{display:grid;gap:4px;color:var(--muted);font-size:.9rem}input{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font:inherit}input:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button{background:var(--accent);color:#0b1426;border:0;border-radius:6px;padding:8px 14px;font-weight:600;cursor:pointer}.badge{border:1px solid var(--warn);color:var(--warn);border-radius:999px;padding:2px 10px;font-size:.8rem}.muted{color:var(--muted)}.ok{color:var(--ok)}.error{color:var(--bad)}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);vertical-align:top}td code{word-break:break-word}.card{overflow-x:auto}.warn{color:var(--warn)}.small{font-size:.85rem}.warnings{margin:8px 0;padding-left:20px;color:var(--muted);font-size:.9rem;overflow-wrap:anywhere}button.link{background:none;color:var(--accent);padding:0;font-weight:500}.scroll{overflow-x:auto}.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}label.file{display:inline-block;background:var(--surface);border:1px solid var(--accent);color:var(--accent);border-radius:6px;padding:7px 14px;cursor:pointer;font-weight:600;font-size:.95rem}label.file input{display:none}.holdings-form{display:grid;gap:10px;margin-top:12px}.holdings-form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px}h2 .badge{margin-left:8px;vertical-align:middle;font-weight:400}table.wide{min-width:620px}select{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;font:inherit}.backtest-form{display:flex;gap:12px;flex-wrap:wrap;align-items:end;margin:8px 0}label.check{display:flex;gap:6px;align-items:center}.detail{border-top:1px solid var(--border);margin:12px 0;padding-top:8px}.detail h3{margin:0 0 4px;font-size:1rem}.detail .scroll+.scroll{margin-top:12px}.news{list-style:none;padding:0;margin:0}.news li{padding:.5rem 0;border-bottom:1px solid var(--border);overflow-wrap:anywhere}.news p{margin:.25rem 0 0}textarea{width:100%;min-height:4rem;font:inherit;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:8px 10px;box-sizing:border-box}.brand{font-weight:700;font-size:1.3rem}.tabs{display:flex;flex-wrap:wrap;gap:4px;border-bottom:1px solid var(--border)}.tabs a{color:var(--muted);text-decoration:none;padding:8px 12px;border-bottom:2px solid transparent}.tabs a:hover{color:var(--text)}.tabs a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tabs a[aria-current=page]{color:var(--text);border-bottom-color:var(--accent)}main{display:grid;gap:16px}main>h1{margin:0;font-size:1.3rem}main>h1:focus{outline:none}ul.plain{list-style:none;padding:0;margin:0;display:grid;gap:6px}details summary{cursor:pointer;color:var(--accent)}.badge.source-observed{border-color:var(--accent);color:var(--accent)}.badge.source-calculated{border-color:var(--muted);color:var(--muted)}.badge.source-user_provided,.badge.source-simulated,.badge.source-model_estimate,.badge.source-hypothesis,.badge.source-unknown{border-color:var(--warn);color:var(--warn)}@media(max-width:480px){.tabs a{padding:6px 8px;font-size:.9rem}}.badge{display:inline-block;white-space:nowrap;margin-top:2px}