:root{color-scheme:dark;--bg:#050c1a;--bg2:#091428;--card:#0b1830;--card2:#0f203b;--edge:rgba(126,172,214,.19);--ink:#f5f8ff;--muted:#a0afc9;--dim:#6e849e;--sky:#61c8ff;--blue:#178be2;--gold:#f7c66b;--turq:#68dfd5;--danger:#ff8791;--max:1260px;--radius:20px;--shadow:0 25px 70px rgba(0,0,0,.38)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--bg);color:var(--ink);font:15px/1.65 Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}a{text-decoration:none;color:inherit}a:hover{color:white}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--gold);outline-offset:3px}button:disabled{opacity:.4;cursor:not-allowed}h1,h2,h3,h4,p{margin:0}h1,h2,h3{line-height:1.11;letter-spacing:-.035em}p{line-height:1.72}main{position:relative;overflow:hidden}.container{width:min(var(--max),calc(100% - 64px));margin-inline:auto}.page-aura{position:fixed;inset:0;pointer-events:none;z-index:-1;background:radial-gradient(ellipse at 85% 34%,rgba(12,74,140,.14),transparent 39%),radial-gradient(ellipse at 8% 85%,rgba(6,54,117,.18),transparent 44%),#050c1a}.site-header{z-index:60;position:sticky;top:0;background:rgba(4,11,24,.91);border-bottom:1px solid rgba(135,179,217,.10);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}.header-content{width:min(1390px,calc(100% - 56px));min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px;margin:auto}.wordmark{display:flex;align-items:center;gap:12px;min-width:215px}.mark{width:38px;height:38px;border-radius:10px;color:#76e6d6;display:grid;place-items:center;background:linear-gradient(150deg,rgba(89,236,210,.2),rgba(13,119,191,.10));box-shadow:inset 0 0 0 1px #60d9cf25}.wordmark-copy{display:flex;flex-direction:column;font-size:14px;font-weight:820;line-height:1.17;letter-spacing:.07em}.wordmark-copy b{color:#76c6f2;font-weight:720}.wordmark-copy small{font-size:6.5px;letter-spacing:.34em;color:#90a4c5;margin-top:5px}.desktop-nav{display:flex;align-items:center;gap:3px}.desktop-nav a{padding:10px 14px;color:#a6b6d0;font-size:12.5px;border-radius:8px;transition:.2s}.desktop-nav a.active,.desktop-nav a:hover{color:#ffdfaa;background:#172031}.header-right{display:flex;align-items:center;gap:12px}.icon-button{display:grid;place-items:center;height:36px;width:36px;color:#d7e5f7;border:1px solid rgba(143,188,235,.16);border-radius:50%;background:rgba(4,15,30,.65)}.icon-button svg{width:17px;height:17px}.icon-button:hover{border-color:#5abfff}.progress-pill{border-radius:99px;background:#14243d;border:1px solid #213650;padding:8px 12px;font:700 11px ui-monospace,Consolas,monospace;letter-spacing:.07em}.status-dot{display:inline-block;vertical-align:middle;width:6px;height:6px;margin-right:9px;border-radius:50%;background:var(--sky);box-shadow:0 0 12px #60bcf4}.mobile-nav{display:none}
/* Hero */
.hero{position:relative;min-height:670px;display:flex;flex-direction:column;isolation:isolate;background:#04152a url('../images/ai-quant-hero.webp') no-repeat right center;background-size:cover;overflow:hidden}.hero:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,10,25,.86) 0%,rgba(3,13,31,.52) 39%,transparent 72%),linear-gradient(0deg,#050c1a 0%,transparent 20%);z-index:-1}.hero:after{content:'';inset:0;position:absolute;z-index:-1;pointer-events:none;background:linear-gradient(100deg,transparent 15%,rgba(93,183,255,.09) 45%,transparent 75%);background-size:180% 100%;animation:hero-sheen 10s ease-in-out infinite alternate}.hero-content{flex:1;display:flex;align-items:center;padding-block:75px 100px;position:relative}.hero-text{width:min(600px,60%);position:relative;z-index:3}.eyebrow{font:700 10px/1.4 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.23em;text-transform:uppercase;color:var(--sky)}.eyebrow .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);margin-right:10px;vertical-align:middle}.hero-title{font-size:clamp(60px,7.1vw,105px);letter-spacing:-.067em;font-weight:850;margin:23px 0 27px;line-height:.93}.hero-title span{display:block;color:#fff}.hero-title span:last-child{color:#75d6fd;background:linear-gradient(95deg,#7adcfb 5%,#4ba4fa 70%,#f5c468);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-lede{font-size:16px;color:#c2d3e9;max-width:438px;line-height:1.8}.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}.btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:0 21px;border-radius:9px;font-size:12.5px;font-weight:750;border:1px solid transparent;transition:transform .18s,background .18s,border .18s}.btn:hover{transform:translateY(-2px)}.btn-gold{background:linear-gradient(125deg,#ffe3aa,#f3b953);color:#142137;box-shadow:0 8px 24px #dba34629}.btn-ghost{border:1px solid #537093;background:rgba(4,13,30,.60);color:#eef7ff}.btn-ghost:hover{border-color:#89d9ff;background:#163251}.btn-turq{background:linear-gradient(100deg,#57b4e7,#62ead5);color:#061626}.btn-small{min-height:40px;padding:0 15px;font-size:12px}.tiny-metadata{margin-top:22px;display:flex;gap:18px;flex-wrap:wrap;color:#b7cadf;font:10px/1.6 ui-monospace,Consolas,monospace;letter-spacing:.055em}.tiny-metadata em{color:var(--gold);font-style:normal}.hero-badge{position:absolute;right:4%;bottom:180px;border-radius:40px;border:1px solid #71c6f64a;padding:11px 14px;background:#04142b99;color:#b6d5ec;letter-spacing:.13em;font:9px ui-monospace,Consolas,monospace;display:flex;align-items:center;gap:12px;backdrop-filter:blur(15px)}.hero-badge .pulse{display:inline-block;width:18px;height:18px;border-radius:100%;border:1px solid #65d8ff;box-shadow:0 0 0 6px #65d8ff16;animation:pulse 2.5s ease-in-out infinite}.hero-links{position:relative;display:grid;grid-template-columns:repeat(3,1fr);margin-bottom:34px;border:1px solid #324c6e80;background:rgba(14,27,48,.84);box-shadow:var(--shadow);border-radius:15px;overflow:hidden;backdrop-filter:blur(15px)}.hero-links a{display:flex;align-items:center;min-height:98px;padding:22px;gap:15px;position:relative}.hero-links a+a{border-left:1px solid #29416188}.hero-links a:hover{background:#20426955}.hero-link-icon{width:42px;height:42px;display:grid;place-items:center;border:1px solid #5c9cba3e;border-radius:9px;color:#7bdaef;font-size:24px;flex:0 0 auto}.hero-links small{font:9px ui-monospace,Consolas,monospace;color:var(--dim);letter-spacing:.11em}.hero-links strong{display:block;font-size:14px;margin-top:2px}.arrow{margin-left:auto;color:#f5c876;font-size:20px}.floating-ticker{position:absolute;top:25px;right:4%;display:flex;gap:8px}.floating-ticker span{color:#b9d6f2;border:1px solid rgba(147,199,238,.23);border-radius:5px;padding:6px 10px;background:#081c379c;font:10px ui-monospace,Consolas,monospace;backdrop-filter:blur(10px)}.floating-ticker span b{color:#f0ca7b}
/* Global content */
.section{padding:84px 0}.section-sm{padding:52px 0}.section-mid{padding:65px 0}.section-overline{color:var(--sky);font:700 10px ui-monospace,Consolas,monospace;letter-spacing:.23em;margin-bottom:17px}.section-title{font-weight:800;font-size:clamp(34px,4.4vw,56px);margin-bottom:19px;max-width:750px}.section-lede{color:#aabed8;max-width:610px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:32px}.section-heading .section-title{margin-bottom:16px}.inline-arrow{color:#f1c575;font-size:12px;white-space:nowrap;border-bottom:1px solid #5a5d65;padding-bottom:10px}.inline-arrow:hover{color:white}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-card{position:relative;min-height:455px;background:#0d1930;border:1px solid #27405c;border-radius:16px;overflow:hidden;display:flex;flex-direction:column;isolation:isolate;box-shadow:0 8px 40px #0003;transition:transform .25s,border .25s}.feature-card:hover{transform:translateY(-6px);border-color:#5396c6}.feature-visual{height:220px;background:#12213a;overflow:hidden;position:relative}.feature-visual:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#0a162b,transparent 72%)}.feature-visual img{width:100%;height:100%;object-fit:cover;object-position:center}.card-num{position:absolute;top:17px;left:20px;font:700 10px ui-monospace,Consolas,monospace;color:#ebd29a;letter-spacing:.12em}.card-num b{font-size:18px}.feature-body{flex:1;display:flex;flex-direction:column;padding:14px 23px 23px;margin-top:-7px;z-index:1}.feature-body small{color:#afc7e0;letter-spacing:.14em;font:9px ui-monospace,Consolas,monospace}.feature-body h3{font-size:25px;line-height:1.17;margin:15px 0;color:#f8fbff}.feature-body p{font-size:12.5px;color:#9baec9}.feature-body .feature-foot{border-top:1px solid #30415b;display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:18px;color:#f1c575;font-size:12px}
.metric-band{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;padding:29px 0;border-top:1px solid var(--edge);border-bottom:1px solid var(--edge)}.metric{display:flex;gap:14px;align-items:center}.metric b{font-family:ui-monospace,Consolas,monospace;font-size:27px;line-height:1;color:#fff}.metric p{font-size:11px;color:#cedbea;line-height:1.35}.metric small{color:#8298b4;font-size:10px}.gridded{background:radial-gradient(circle at 90% 10%,#10274e99,transparent 34%),linear-gradient(rgba(62,111,168,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(62,111,168,.07) 1px,transparent 1px),#09142a;background-size:auto,49px 49px,49px 49px,auto}.surface{border:1px solid var(--edge);border-radius:var(--radius);background:linear-gradient(140deg,#132640b9,#09162cda);box-shadow:0 12px 36px #0002}.surface-pad{padding:26px}.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.triple-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quad-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.flow-panel{display:grid;grid-template-columns:1.05fr 1fr;gap:0;overflow:hidden}.flow-info{padding:44px}.flow-figure{border-left:1px solid var(--edge);background:radial-gradient(circle at 44% 48%,#123c60,transparent 58%),linear-gradient(#ffffff05 1px,transparent 1px),linear-gradient(90deg,#ffffff05 1px,transparent 1px);background-size:auto,29px 29px,29px 29px;min-height:350px;position:relative;display:flex;flex-direction:column;justify-content:center}.flow-figure svg{width:100%;height:250px}.flow-tabs{display:flex;border-top:1px solid var(--edge);margin-top:auto;overflow-x:auto}.flow-tabs button{flex:1;min-width:72px;border:0;background:#091b30a9;color:#8aa7bf;padding:14px 7px;font:10px ui-monospace,Consolas,monospace;border-right:1px solid var(--edge)}.flow-tabs button.active{color:#6fe9e0;background:#102a40;border-bottom:2px solid #6fe9e0}.flow-info h3{font-size:34px;margin:15px 0}.flow-info p{color:var(--muted);max-width:400px}.flow-info .tag{margin-top:28px}.tag{display:inline-flex;align-items:center;gap:7px;border:1px solid #35506e;border-radius:50px;padding:6px 12px;color:#9ecce5;font:10px ui-monospace,Consolas,monospace;letter-spacing:.04em}.blue-panel{background:linear-gradient(125deg,#061d3d,#062747 35%,#051329 100%);border:1px solid #2b547d;padding:40px;position:relative;overflow:hidden}.blue-panel:after{content:'';position:absolute;right:-50px;top:-100px;width:300px;height:300px;border:1px solid #247faf55;border-radius:50%;box-shadow:0 0 0 40px #1a759c18,0 0 0 80px #2a78be0a}.blue-panel h3{font-size:31px;margin:13px 0}.blue-panel p{color:#afc6de;max-width:430px}.panel-row{display:flex;align-items:center;justify-content:space-between;gap:30px}.panel-row>*{z-index:2}.home-lessons{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.home-lesson{background:#0d1b32;border:1px solid var(--edge);border-radius:12px;padding:21px;min-height:174px}.home-lesson:hover{border-color:#78a8d1}.home-lesson .num{color:#efc478;font:12px ui-monospace,Consolas,monospace}.home-lesson h4{font-size:17px;line-height:1.25;margin:15px 0 8px}.home-lesson small{font-size:11px;color:#8a9fb9}.footer{border-top:1px solid var(--edge);padding:35px 0 70px;color:#7586a4;font-size:11px}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer a{color:#b6cee3}.footer a:hover{color:#fff}
/* Interior pages */
.page-hero{position:relative;padding:74px 0 68px;min-height:310px;overflow:hidden;background:linear-gradient(90deg,#061021 5%,#07162b99 62%,#051328),url('../images/ai-quant-hero.webp') center 45%/cover}.page-hero:after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(0deg,#050c1a 0%,transparent 30%)}.page-hero .container{position:relative;z-index:1}.page-hero h1{font-size:clamp(42px,6vw,78px);margin:18px 0 19px;max-width:750px}.page-hero p{color:#bed0e6;max-width:610px;font-size:15px}.page-hero.lab-bg{background-image:linear-gradient(90deg,#061021 5%,#07162b99 65%,#071328d9),url('../images/trading-strategies.webp');background-position:center}.page-hero.port-bg{background-image:linear-gradient(90deg,#061021 5%,#07162b99 65%,#071328d9),url('../images/asset-universe.webp');background-position:center}.page-hero.inst-bg{background-image:linear-gradient(90deg,#061021 5%,#07162b99 65%,#071328d9),url('../images/ai-intelligence.webp');background-position:center}.subnav{display:flex;gap:10px;flex-wrap:wrap;margin:29px 0}.tab-button{background:#0d1b33;color:#a4bbd4;border:1px solid var(--edge);border-radius:100px;padding:10px 17px;font-size:12px}.tab-button.active{color:#0d1a27;background:#f6ce8a;border-color:#f6ce8a;font-weight:700}.lesson-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.lesson-card{position:relative;display:grid;grid-template-columns:62px 1fr auto;align-items:center;gap:17px;min-height:138px;background:linear-gradient(115deg,#11213b,#0a172b);border:1px solid var(--edge);border-radius:14px;padding:23px;transition:.2s}.lesson-card:hover{border-color:#4c95bb;transform:translateY(-2px)}.lesson-number{font:700 32px ui-monospace,Consolas,monospace;color:#d5ac62}.lesson-card h3{font-size:20px;margin:8px 0}.lesson-card p{font-size:12px;color:#9bacbe}.lesson-card .card-arrow{font-size:22px;color:#e8bc73}.lesson-meta{display:flex;align-items:center;gap:14px;color:#84a3c0;font:10px ui-monospace,Consolas,monospace}.done-mark{color:#79e3ce}.content-shell{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;padding:55px 0 75px}.article-head{padding:35px;background:linear-gradient(130deg,#112746,#0b1a31);border:1px solid #2a4f72;border-radius:17px;margin-bottom:18px}.article-head h1{font-size:clamp(33px,4vw,52px);margin:12px 0 14px}.article-head p{color:#b2c6e0}.article-section{padding:30px 34px;background:#0a182d;border:1px solid var(--edge);border-radius:15px;margin-bottom:15px}.article-section h2{font-size:25px;margin-bottom:13px}.article-section p{color:#b6c5d7;margin-bottom:14px}.article-section p:last-child{margin-bottom:0}.article-section ul{padding-left:24px;color:#a9bdcf}.article-section li{margin:8px 0}.side-card{padding:24px;border:1px solid var(--edge);border-radius:13px;background:#0e2039;margin-bottom:16px}.side-card h3{font-size:18px;margin-bottom:15px}.side-card p{font-size:12px;color:#9aaec8}.side-card a{font-size:12px;color:#e8c27a;display:block;margin-top:12px}.side-card ul{font-size:12px;color:#b2c6d9;padding-left:19px}.side-card li{margin:8px 0}.lesson-buttons{display:flex;gap:9px;margin-top:12px;flex-wrap:wrap}.quiz-options{display:grid;gap:9px;margin:22px 0}.quiz-option{text-align:left;padding:13px 16px;border:1px solid #3b546b;border-radius:9px;background:#101f36;color:#d2e2f4;font-size:13px}.quiz-option:hover{border-color:#87c5e5}.quiz-option.correct{border-color:#58e0b7;color:#b8ffdd;background:#103e3b}.quiz-option.incorrect{border-color:#e7858f;color:#ffd3d5;background:#3b1929}.quiz-feedback{padding:12px;border-radius:8px;margin-top:11px;font-size:12px;background:#142841;color:#c3d9e8}.learn-step-list{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.learn-step{padding:20px;background:#0b1d35;border:1px solid var(--edge);border-radius:12px}.learn-step b{font:12px ui-monospace,Consolas,monospace;color:#efbe67}.learn-step h3{font-size:16px;margin:10px 0}.learn-step p{font-size:12px;color:#9badc6}.glossary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.glossary-item{padding:18px;background:#101e35;border:1px solid var(--edge);border-radius:10px}.glossary-item strong{display:block;font-size:14px;color:#e6c17c;margin-bottom:5px}.glossary-item span{font-size:12px;color:#b4c6da}
/* Labs */
.lab-toolbar{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin:25px 0}.lab-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:18px;align-items:start}.lab-control{padding:25px;background:#0b1a30;border:1px solid var(--edge);border-radius:15px}.lab-control h2{font-size:21px;margin-bottom:14px}.field{display:block;margin:20px 0}.field span:first-child{display:block;font-size:12px;color:#bcd0e4;margin-bottom:9px}.field select,.field input[type=number],.field input[type=text],.field textarea{width:100%;min-height:43px;background:#101f38;border:1px solid #38516e;color:#fff;border-radius:9px;padding:10px 12px}.field input[type=range]{width:100%;accent-color:#e6b863}.field .hint{color:#708ba7;font-size:10px;line-height:1.6;margin-top:5px}.fieldoutput{color:#f4d28c;font-weight:750}.lab-results{min-width:0}.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-bottom:14px}.kpi{padding:20px 16px;background:#10203a;border:1px solid var(--edge);border-radius:12px}.kpi small{color:#9db3cc;font-size:11px}.kpi strong{display:block;font:700 24px ui-monospace,Consolas,monospace;margin:9px 0 4px}.kpi em{font-style:normal;font-size:10px;color:#7f9ab5}.chart-surface{padding:23px 22px;background:linear-gradient(150deg,#0e2340,#09192e);border:1px solid var(--edge);border-radius:14px;overflow:hidden}.chart-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:16px}.chart-head h3{font-size:17px}.chart-head small{font-size:10px;color:#8ba5c5}.chart-key{display:flex;gap:13px;font-size:10px;color:#a3b7ce}.chart-key i{display:inline-block;height:8px;width:8px;border-radius:50%;background:#59ccff;margin-right:5px}.chart-key .gold-key{background:#f4c16b}.equity-chart{width:100%;display:block;height:auto;min-height:260px}.small-note{font-size:11px;color:#91a4be;line-height:1.7;margin:14px 0 0}.insight{margin-top:15px;padding:17px;border:1px solid #365e78;background:#0c2842;border-radius:11px;font-size:12px;color:#b7d3e7}.prompt-box{background:#061326;border:1px solid #38506d;color:#c8dcf2;border-radius:12px;padding:20px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.72;font-size:12px;margin:14px 0}.prompt-fields{display:grid;grid-template-columns:repeat(2,1fr);gap:0 15px}.help-list{padding-left:20px;font-size:12px;color:#9caec8}.help-list li{margin:7px 0}.segbar{display:flex;flex-wrap:wrap;gap:8px}.scenario-button{background:#0e2138;color:#a1b6c9;border:1px solid #314a66;border-radius:7px;padding:10px 13px;font-size:11px}.scenario-button.active{background:#e5bb6d;color:#071222;border-color:#e5bb6d;font-weight:750}.math-box{font-family:ui-monospace,Consolas,monospace;color:#a7d8e9;padding:15px;background:#081a31;border:1px solid #3a5c70;border-radius:9px;font-size:12px;overflow-wrap:anywhere}.allocator{display:grid;grid-template-columns:320px 1fr;gap:18px;align-items:start}.allocator-main{display:grid;grid-template-columns:260px 1fr;align-items:center;gap:24px}.donut-wrap{position:relative}.donut{width:100%;height:auto}.donut-center{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;pointer-events:none}.donut-center strong{font:800 27px ui-monospace,Consolas,monospace}.donut-center small{font-size:11px;color:#91aec9}.legend{display:grid;gap:9px}.legend-row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:#bed0e4}.legend-row i{width:10px;height:10px;display:inline-block;border-radius:3px;margin-right:8px}.legend-row strong{font-family:ui-monospace,Consolas,monospace;color:#fff}.asset-slider{margin:17px 0}.asset-slider-top{display:flex;align-items:center;justify-content:space-between;font-size:12px;margin-bottom:9px}.asset-slider-top span{color:#bdcde1}.asset-slider-top strong{color:#eac77e;font-family:ui-monospace,Consolas,monospace}.asset-slider input{width:100%;accent-color:#eac77e;cursor:pointer}.bars{display:grid;gap:13px}.barline{display:grid;grid-template-columns:125px 1fr 48px;gap:11px;align-items:center;font-size:11px;color:#aec3d7}.bartrack{height:9px;background:#1b324d;border-radius:20px;overflow:hidden}.bartrack span{display:block;height:100%;border-radius:20px}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.scenario-tile{padding:18px;border:1px solid var(--edge);border-radius:11px;background:#0e2139}.scenario-tile small{display:block;font-size:10px;color:#96aec9;line-height:1.5}.scenario-tile strong{font:750 22px ui-monospace,Consolas,monospace;display:block;margin:9px 0}.scenario-tile p{font-size:11px;color:#829db8}.negative{color:#f7a0a3!important}.positive{color:#86e2c9!important}.hedge-bars{display:grid;gap:14px;margin:25px 0}.hedge-row{display:grid;grid-template-columns:150px 1fr 105px 105px;align-items:center;gap:12px;font-size:11px}.hedge-track{height:20px;border-radius:5px;background:#182e47;position:relative;overflow:hidden}.hedge-track span{display:block;height:100%;background:linear-gradient(90deg,#3192cb,#67c0eb)}.hedge-row strong{font-family:ui-monospace,Consolas,monospace}
/* Institutes */
.inst-card{padding:28px;border:1px solid var(--edge);background:linear-gradient(135deg,#10233d,#08172d);border-radius:15px}.inst-card .ticker{font:11px ui-monospace,Consolas,monospace;color:#ddb36c;letter-spacing:.14em}.inst-card h3{font-size:24px;margin:15px 0}.inst-card p{font-size:13px;color:#b8cadd}.inst-card a{font-size:12px;color:#e8c77e;margin-top:18px;display:inline-block;border-bottom:1px solid #e8c77e70}.inst-method{margin-top:22px;border-top:1px solid var(--edge);padding-top:17px;font-size:12px;color:#89b8d4}.source-list{padding-left:0;list-style:none}.source-list li{border-bottom:1px solid var(--edge);padding:17px 0;font-size:13px}.source-list a{color:#e3c07b}.source-list a:hover{text-decoration:underline}.warning{border-left:3px solid #c5964b;padding:17px 21px;background:#211c1b;color:#d4c6ae;font-size:12px;margin:25px 0;border-radius:0 9px 9px 0}.breadcrumb{font-size:12px;color:#9db4cf;margin-bottom:15px}.breadcrumb a{color:#d8b97a}.source-tag{font:11px ui-monospace,Consolas,monospace;color:#90a7c3}
/* Search and utilities */
.search-backdrop[hidden]{display:none}.search-backdrop{position:fixed;inset:0;z-index:1000;background:#01060de3;display:flex;align-items:flex-start;justify-content:center;padding:10vh 15px 25px;backdrop-filter:blur(8px)}.search-dialog{width:min(630px,100%);max-height:75vh;display:flex;flex-direction:column;background:#0c1c33;border:1px solid #41658b;border-radius:15px;box-shadow:0 30px 100px #000b;overflow:hidden}.search-header{display:flex;align-items:center;justify-content:space-between;padding:19px 23px 5px}.search-header h2{font-size:22px}.search-header .icon-button{font-size:23px}.search-input-wrap{margin:18px 22px 15px;border:1px solid #34526e;background:#071429;border-radius:9px;display:flex;align-items:center;gap:10px;padding:0 14px}.search-input-wrap span{font-size:22px;color:#8edaff}.search-input-wrap input{background:none;outline:0;border:0;color:#fff;padding:13px 0;width:100%}.search-results{padding:0 20px 22px;overflow-y:auto}.search-result{display:block;padding:13px 16px;margin:5px 0;border:1px solid #263e57;background:#11233c;border-radius:8px}.search-result:hover{border-color:#68abd2}.search-result strong{display:block;font-size:13px;color:#f4faff}.search-result small{font-size:11px;color:#9fb2c8}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);z-index:1100;background:#132e44;color:#d9f5ef;border:1px solid #4b9a96;border-radius:10px;font-size:12px;padding:11px 16px;box-shadow:0 15px 35px #0007;opacity:0;pointer-events:none;transition:opacity .3s}.toast.show{opacity:1}.muted{color:var(--muted)}.divider{height:1px;background:var(--edge);margin:25px 0}.text-gold{color:var(--gold)}.text-blue{color:var(--sky)}.pill{border:1px solid var(--edge);background:#11233c;border-radius:30px;padding:6px 11px;font:10px ui-monospace,Consolas,monospace;color:#a3c4d9}.gap-12{display:flex;gap:12px;flex-wrap:wrap}.margin-top{margin-top:22px}.margin-bottom{margin-bottom:24px}
@keyframes pulse{50%{box-shadow:0 0 0 14px #65d8ff00}}@keyframes hero-sheen{to{background-position:-80% 0}}
@media(min-width:1500px){.hero{min-height:720px}}
@media(max-width:1080px){.header-content{width:calc(100% - 36px)}.wordmark{min-width:170px}.desktop-nav a{padding:9px}.hero-title{font-size:clamp(50px,7vw,82px)}.allocator-main{grid-template-columns:220px 1fr}.feature-body h3{font-size:22px}}
@media(max-width:850px){.container{width:calc(100% - 38px)}.desktop-nav{display:none}.header-content{min-height:66px}.hero{min-height:660px;background-position:59% center}.hero-text{width:min(520px,84%)}.hero-badge{display:none}.hero-links{grid-template-columns:1fr;margin-bottom:25px}.hero-links a{min-height:79px}.hero-links a+a{border-top:1px solid #29416188;border-left:0}.feature-grid{gap:12px}.feature-card{min-height:430px}.feature-body{padding:13px 15px 19px}.feature-body h3{font-size:20px}.feature-visual{height:190px}.metric-band{grid-template-columns:repeat(2,1fr)}.flow-panel{grid-template-columns:1fr}.flow-figure{border-left:0;border-top:1px solid var(--edge)}.triple-grid{grid-template-columns:1fr 1fr}.quad-grid{grid-template-columns:1fr 1fr}.home-lessons{grid-template-columns:repeat(2,1fr)}.lesson-grid{grid-template-columns:1fr}.content-shell{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.sidebar>.side-card{margin-bottom:0}.lab-layout,.allocator{grid-template-columns:1fr}.lab-control{display:grid;grid-template-columns:repeat(2,1fr);gap:0 17px}.lab-control h2,.lab-control .btn,.lab-control .small-note,.lab-control .segbar{grid-column:1/-1}.kpi-grid{grid-template-columns:repeat(4,1fr)}.scenario-grid{grid-template-columns:repeat(2,1fr)}.glossary-grid{grid-template-columns:repeat(2,1fr)}.section{padding:65px 0}.page-hero{min-height:290px}}
@media(max-width:600px){body{font-size:14px;padding-bottom:71px}.container{width:calc(100% - 34px)}.site-header{top:0}.header-content{width:calc(100% - 28px);min-height:62px}.wordmark{min-width:0}.wordmark-copy{font-size:12px}.wordmark-copy small{font-size:6px}.header-right{gap:7px}.mark{width:33px;height:33px}.mark svg{width:25px;height:25px}.progress-pill{padding:7px 9px;font-size:9px}.icon-button{width:33px;height:33px}.mobile-nav{z-index:70;display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;padding:8px 8px max(9px,env(safe-area-inset-bottom));background:#061224ee;backdrop-filter:blur(24px);border-top:1px solid #2b5073}.mobile-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;color:#8da5c0;gap:2px}.mobile-nav a.active{color:#e9c27e}.mobile-nav span{font-size:20px;line-height:1.05}.mobile-nav small{font-size:9px;line-height:1.3}.hero{background-image:linear-gradient(0deg,#07122405,#07122405),url('../images/ai-quant-mobile.webp');background-size:cover;background-position:58% 50%;min-height:680px}.hero:before{background:linear-gradient(0deg,#050c1a 0%,rgba(1,8,20,.84) 19%,rgba(2,10,25,.79) 58%,rgba(3,13,31,.10) 100%)}.hero-content{padding:225px 0 22px;align-items:end}.hero-text{width:100%}.hero-title{font-size:clamp(52px,13.3vw,78px);margin:15px 0 18px}.eyebrow{font-size:9px}.hero-lede{font-size:13px;line-height:1.6;max-width:400px}.hero-actions{gap:9px;margin-top:24px}.btn{font-size:11px;min-height:45px;padding:0 15px}.tiny-metadata{font-size:9px;gap:10px;margin-top:16px}.hero-links{margin:0 0 25px}.hero-links a{min-height:72px;padding:13px}.hero-link-icon{width:36px;height:36px}.hero-links strong{font-size:12px}.hero-links small{font-size:8px}.floating-ticker{top:14px;right:16px}.floating-ticker span{font-size:8px;padding:4px 7px}.section{padding:50px 0}.section-sm{padding:33px 0}.section-heading{display:block}.inline-arrow{display:inline-block;margin-top:12px}.section-title{font-size:34px}.feature-grid{grid-template-columns:1fr;gap:17px}.feature-card{min-height:435px}.feature-visual{height:245px}.feature-body{padding:12px 21px 20px}.feature-body h3{font-size:26px}.metric-band{gap:15px}.metric b{font-size:21px}.metric p{font-size:10px}.metric small{font-size:9px}.flow-info{padding:25px 22px}.flow-info h3{font-size:27px}.flow-figure{min-height:270px}.flow-figure svg{height:220px}.flow-tabs button{min-width:60px;font-size:9px}.split-grid,.triple-grid,.quad-grid,.learn-step-list,.glossary-grid{grid-template-columns:1fr}.home-lessons{grid-template-columns:repeat(2,1fr);gap:10px}.home-lesson{padding:14px;min-height:152px}.home-lesson h4{font-size:14px}.blue-panel{padding:25px}.blue-panel h3{font-size:25px}.panel-row{align-items:flex-start;flex-direction:column}.footer-row{flex-direction:column;align-items:flex-start}.footer{padding-bottom:22px}.page-hero{min-height:250px;padding:53px 0 50px}.page-hero h1{font-size:41px}.page-hero p{font-size:13px}.lesson-card{grid-template-columns:40px 1fr auto;gap:8px;padding:14px;min-height:117px}.lesson-number{font-size:23px}.lesson-card h3{font-size:16px}.lesson-card p{font-size:11px}.lesson-meta{font-size:9px}.content-shell{padding:32px 0;gap:15px}.article-head{padding:22px}.article-section{padding:22px}.article-section h2{font-size:23px}.sidebar{display:block}.sidebar>.side-card{margin-bottom:12px}.lab-control{display:block;padding:20px}.lab-layout{gap:13px}.kpi-grid{grid-template-columns:repeat(2,1fr);gap:8px}.kpi{padding:15px}.kpi strong{font-size:20px}.chart-surface{padding:14px 9px}.chart-head{padding:0 7px}.chart-head h3{font-size:14px}.chart-key{font-size:9px}.equity-chart{min-height:190px}.prompt-fields{grid-template-columns:1fr}.allocator-main{grid-template-columns:1fr;gap:3px}.donut-wrap{width:min(245px,85%);margin:auto}.scenario-grid{gap:9px}.scenario-tile{padding:13px}.scenario-tile strong{font-size:19px}.hedge-row{grid-template-columns:82px 1fr 53px 53px;gap:6px;font-size:9px}.hedge-row strong{font-size:9px}.inst-card{padding:20px}.inst-card h3{font-size:21px}.source-tag{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}