:root{--color-accent: #7399C6;--color-accent-hover: #5a80ad;--color-bg: #242424;--color-card: #2d2d2d;--color-card-border: #3a3a3a;--color-text: rgba(255, 255, 255, .87);--color-text-muted: rgba(255, 255, 255, .5);--color-success: #4caf50;--color-warning: #ff9800;--color-danger: #f44336;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:var(--color-text);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:2em;line-height:1.2}h2{font-size:1.4em;margin-bottom:.4em}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;cursor:pointer;transition:background-color .2s ease,border-color .25s}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}input,textarea,select{font-family:inherit;font-size:.95em;padding:.5em .75em;border-radius:6px;border:1px solid var(--color-card-border);background:var(--color-card);color:var(--color-text);outline:none;transition:border-color .2s}input:focus,textarea:focus,select:focus{border-color:var(--color-accent)}@media(prefers-color-scheme:light){:root{--color-bg: #f5f5f5;--color-card: #ffffff;--color-card-border: #ddd;--color-text: #213547;--color-text-muted: rgba(33, 53, 71, .5);color:var(--color-text);background-color:var(--color-bg)}input,textarea,select{background:#fff;color:var(--color-text);border-color:#ccc}button{background-color:#f9f9f9}}.engine-form{text-align:left;margin:1.5rem 0}.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.form-grid label,.engine-form>label{display:flex;flex-direction:column;gap:.3rem}.form-grid label span,.engine-form>label span{font-size:.85em;color:var(--color-text-muted)}.results-container{margin-top:2rem;text-align:left}.result-card{background:var(--color-card);border:1px solid var(--color-card-border);border-radius:10px;padding:1.25rem;margin-bottom:1rem}.hero-card{text-align:center}.hero-stats{display:flex;justify-content:center;gap:2.5rem;flex-wrap:wrap;margin-top:.75rem}.hero-stats>div{display:flex;flex-direction:column}.stat-label{font-size:.8em;color:var(--color-text-muted)}.stat-value{font-size:1.4em;font-weight:600}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}.detail-table{width:100%;border-collapse:collapse}.detail-table td{padding:.35rem 0}.detail-table td:first-child{color:var(--color-text-muted)}.detail-table td:last-child{text-align:right;font-weight:500}.scenario-cards{display:flex;gap:1rem;flex-wrap:wrap}.scenario-card{flex:1;min-width:150px;background:var(--color-bg);border-radius:8px;padding:1rem;text-align:center}.scenario-card h4{margin:0 0 .3rem}.scenario-card p{margin:.2rem 0}.weights-table{width:100%;border-collapse:collapse;margin:.5rem 0}.weights-table th,.weights-table td{padding:.5rem .75rem;text-align:left;border-bottom:1px solid var(--color-card-border)}.weights-table th{color:var(--color-text-muted);font-weight:500;font-size:.85em}.stat-cards{display:flex;gap:1rem;flex-wrap:wrap}.stat-card{flex:1;min-width:160px;background:var(--color-card);border:1px solid var(--color-card-border);border-radius:10px;padding:1rem;text-align:center}.stat-card .stat-label,.stat-card .stat-value{display:block}.stat-card .stat-value{margin-top:.2rem}.slider-container{display:flex;align-items:center;gap:1rem;margin:.5rem 0}.slider-container input[type=range]{flex:1;accent-color:var(--color-accent)}.asset-row{display:flex;gap:.75rem;align-items:end;margin-bottom:.5rem}.asset-row label{display:flex;flex-direction:column;gap:.3rem}.asset-row label span{font-size:.85em;color:var(--color-text-muted)}.asset-row button{padding:.5em .8em;background:var(--color-danger);color:#fff;border:none;font-size:.85em}.cov-matrix{overflow-x:auto;margin:.25rem 0}.cov-matrix table{border-collapse:separate;border-spacing:2px}.cov-matrix th{padding:.3rem .5rem;text-align:center;font-size:.82em;color:var(--color-text-muted)}:root{--navbar-top-offset: 2.5rem;--navbar-min-height: 56px;--page-nav-gap: 1rem}body{font-family:Fustat,sans-serif}@font-face{font-family:Fustat;src:url(/assets/Fustat-VariableFont_wght-DbT5sYFE.ttf) format("truetype");font-weight:100 900;font-style:normal}.page-content{max-width:1100px;margin:0 auto;padding:calc(var(--navbar-top-offset) + var(--navbar-min-height) + var(--page-nav-gap)) 24px 40px}.navbar{position:fixed;top:var(--navbar-top-offset, 2.5rem);left:50%;transform:translate(-50%);width:90%;max-width:1200px;min-height:var(--navbar-min-height, 56px);display:flex;justify-content:space-between;align-items:center;padding:7px 28px;border-radius:30px;box-shadow:0 6px 12px #0003;z-index:1000;background-color:#7399c6}.logo{font-family:Fustat,sans-serif;font-size:28px;font-weight:600;color:#fff;text-decoration:none;transition:opacity .2s ease}.logo:hover{opacity:.7}.nav-links{display:flex;gap:30px}.nav-links a{font-family:Fustat,sans-serif;font-size:16px;color:#fff;text-decoration:none;transition:opacity .2s ease}.nav-links a:hover{opacity:.7}.chatbot-drawer{position:fixed;top:0;right:0;width:380px;max-width:100vw;height:100vh;background:var(--color-bg);border-left:1px solid var(--color-card-border);display:flex;flex-direction:column;z-index:1200;transform:translate(100%);transition:transform .25s ease}.chatbot-drawer.open{transform:translate(0)}.chatbot-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--color-card-border);font-weight:600}.chatbot-close{background:none;border:none;color:var(--color-text);font-size:1.5em;cursor:pointer;padding:0 .25rem}.chatbot-messages{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.75rem}.chatbot-empty{color:var(--color-text-muted);text-align:center;margin-top:2rem}.chatbot-msg{padding:.7rem 1rem;border-radius:12px;max-width:85%;line-height:1.45;font-size:.9em}.chatbot-msg.user{background:var(--color-accent);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.chatbot-msg.assistant{background:var(--color-card);border:1px solid var(--color-card-border);align-self:flex-start;border-bottom-left-radius:4px}.chatbot-typing{opacity:.6;font-style:italic}.chatbot-suggestions{display:flex;flex-wrap:wrap;gap:.4rem;padding:.5rem 1rem;border-top:1px solid var(--color-card-border)}.chatbot-chip{background:var(--color-card);border:1px solid var(--color-card-border);border-radius:16px;padding:.35rem .8rem;font-size:.8em;color:var(--color-text);cursor:pointer;transition:border-color .2s}.chatbot-chip:hover{border-color:var(--color-accent)}.chatbot-input{display:flex;gap:.5rem;padding:.75rem 1rem;border-top:1px solid var(--color-card-border)}.chatbot-input input{flex:1}.chatbot-input button{background:var(--color-accent);color:#fff;border:none;padding:.5em 1.2em}.chatbot-input button:disabled{opacity:.5;cursor:not-allowed}