@import "tailwindcss";
:root{--bg:#0b0e12;--panel:#11161c;--line:#252b33;--text:#edf0f3;--muted:#94a0ad;--accent:#c2dc82}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;font-size:15px;line-height:1.6}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit;border:0;background:none}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,textarea:focus-visible,[role=button]:focus-visible{outline:2px solid var(--accent);outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.12;font-weight:500;letter-spacing:-.045em}h1{font-size:clamp(44px,5.2vw,74px)}h2{font-size:clamp(29px,3.2vw,43px)}h3{font-size:21px;letter-spacing:-.025em}.wrap{width:min(1240px,calc(100% - 88px));margin:auto}.site-header{height:90px;border-bottom:1px solid var(--line);background:#0b0e12f2;position:sticky;top:0;z-index:50;backdrop-filter:blur(18px)}.nav-shell{width:min(1370px,calc(100% - 64px));height:100%;margin:auto;display:flex;align-items:center;gap:35px}.brand{display:flex;gap:11px;align-items:center;font-size:24px;font-weight:700;line-height:1;padding:0;text-align:left;letter-spacing:-1px}.brand-mark{height:39px;width:39px;border:1px solid #637080;background:linear-gradient(145deg,#33404c,#10151b);display:inline-flex;align-items:center;justify-content:center;color:#dce8f4;font-size:26px;font-style:italic;position:relative}.brand-mark>span{font-size:17px;margin-left:-3px;margin-top:-15px}.brand-sub{display:block;font-size:8px;letter-spacing:2.9px;margin-top:7px;font-weight:400}.nav-links{display:flex;gap:24px;align-items:center;margin:auto}.nav-links>button{font-size:13px;color:#a5adb7;position:relative;height:90px;padding:0}.nav-links>button.active{color:white}.nav-links>button.active:after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--accent)}.nav-badge{font-size:8px;padding:2px 4px;border:1px solid #455036;color:var(--accent);border-radius:3px;margin-left:5px}.nav-right{display:flex;align-items:center;gap:19px}.login,.text-button{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:500;padding:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;background:var(--accent);color:#17200f;border:1px solid var(--accent);border-radius:5px;padding:15px 22px;line-height:1.4;font-size:13px;font-weight:600;transition:background .2s,transform .2s}.button:hover:not(:disabled){background:#d3ec99;transform:translateY(-1px)}.button.small{padding:11px 15px;gap:12px;font-size:12px}.icon-btn{display:inline-flex;padding:6px;color:var(--muted)}.mobile{display:none}.signed-in{font-size:12px;max-width:85px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hero{display:grid;grid-template-columns:1.04fr 1fr;gap:42px;padding-top:89px;padding-bottom:100px;align-items:center;min-height:650px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);font-weight:600;display:flex;align-items:center;gap:9px;margin-bottom:24px}.dot{display:inline-block;width:6px;height:6px;flex-shrink:0;background:var(--accent);border-radius:50%;box-shadow:0 0 12px #c2dc8233}.hero h1{font-size:clamp(44px,4.55vw,66px);letter-spacing:-.058em;line-height:1.08}.hero h1>span{color:#8b96a3}.hero-description{color:var(--muted);max-width:450px;font-size:16px;line-height:1.8;margin:25px 0 29px}.button-row{display:flex;gap:25px;align-items:center}.hero-notes{display:flex;gap:22px;color:#8c97a5;margin-top:25px;font-size:10px}.hero-notes span{display:flex;gap:6px;align-items:center}.hero-notes svg{color:var(--accent)}.hero-visual{position:relative;padding-bottom:24px}.hero-visual:before{content:'';position:absolute;inset:-100px -30px;background:radial-gradient(ellipse,#465e5d18,transparent 68%);pointer-events:none}.terminal{position:relative;background:linear-gradient(135deg,#171e25,#0e141b);border:1px solid #35414e;border-radius:10px;box-shadow:0 25px 70px #0004;overflow:hidden;transform:perspective(1000px) rotateY(-3deg)}.terminal-top{display:flex;justify-content:space-between;align-items:center;padding:16px 21px;border-bottom:1px solid var(--line);font-size:9px;letter-spacing:1.5px;color:#b4bfca}.terminal-top>span:first-child{display:flex;gap:8px;align-items:center}.terminal-tag{font-size:8px;letter-spacing:1px;color:#7b8a99}.terminal-title{padding:24px 25px 7px;display:flex;justify-content:space-between;align-items:center}.micro{font-size:9px;letter-spacing:1.4px;color:#7e8c9c}.terminal-title h3{font-size:22px;margin-top:7px}.chart-icon{color:var(--accent);padding:8px;background:#c2dc8209;border:1px solid #c2dc8220;border-radius:6px}.chart{width:100%;height:auto;display:block;overflow:visible}.terminal .chart{padding:15px 8px 0}.terminal-bottom{border-top:1px solid var(--line);padding:14px 20px;display:flex;justify-content:space-between;font-size:9px;color:#8a98a5;align-items:center}.terminal-bottom>span{display:flex;gap:7px;align-items:center}.key-square{width:6px;height:6px;background:#718ca3}.terminal-bottom button{color:var(--accent);display:flex;gap:6px;align-items:center;font-size:10px}.floating-note{position:absolute;bottom:0;right:15px;display:flex;align-items:center;gap:12px;background:#1c242c;border:1px solid #39434c;border-radius:6px;padding:15px 18px;box-shadow:0 12px 25px #0005}.floating-note strong{display:block;font-size:11px;font-weight:500}.floating-note div>span{display:block;font-size:10px;color:#8f9ca8;margin-top:2px}.note-icon{color:var(--accent);display:flex}.principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#10151b}.principle-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-top:26px;padding-bottom:26px}.principle-grid>span{display:flex;align-items:center;justify-content:center;gap:12px;font-size:9px;letter-spacing:1.8px;color:#a2adb9}.principle-grid>span+span{border-left:1px solid var(--line)}.principle-grid svg{color:#7e91a2}.section{padding-top:86px;padding-bottom:86px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end;margin-bottom:38px}.section-heading .eyebrow{margin-bottom:15px}.section-heading>p{max-width:400px;color:var(--muted);line-height:1.9;font-size:14px;justify-self:end}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.feature{padding:29px;border:1px solid var(--line);border-radius:7px;background:linear-gradient(140deg,#141a21,#10151b)}.feature-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:42px;color:#afbeca}.feature-top>span{font-size:10px;color:#6b7784;font-family:monospace}.feature h3{font-size:21px}.feature p{font-size:13px;line-height:1.9;color:var(--muted);margin:15px 0 28px}.feature .text-button{color:#d3dda9;font-size:12px}.practice-banner{background:radial-gradient(ellipse at 90% 10%,#3443256b,transparent 70%),#141c17;border:1px solid #35432f;border-radius:8px;display:grid;grid-template-columns:1fr 1fr;padding:48px 55px;gap:50px;overflow:hidden}.practice-banner h2{font-size:40px}.practice-banner p:not(.eyebrow){font-size:12px;color:#a1ad9f;margin:19px 0 24px}.practice-banner .eyebrow{margin-bottom:17px}.banner-art{position:relative;display:flex;flex-direction:column;justify-content:center}.banner-art>span{font-family:monospace;position:absolute;top:5%;right:5%;color:var(--accent);font-size:12px}.banner-art svg{width:100%;max-height:200px}.banner-art small{align-self:flex-end;color:#718269;font-size:8px;letter-spacing:3px;margin-top:10px}.about-strip{display:grid;grid-template-columns:1fr 1fr;gap:90px}.about-strip h2{font-size:32px}.about-strip p:not(.eyebrow){color:var(--muted);font-size:14px;line-height:1.9;margin-bottom:20px}.footer{border-top:1px solid var(--line);padding-top:35px;padding-bottom:28px}.footer-top{display:flex;gap:30px;align-items:center}.footer-top .brand{font-size:20px}.footer-top>p{font-size:12px;color:#81909e;margin-right:auto}.footer-top>a{font-size:11px;color:#a5b0bd;display:flex;align-items:center;gap:6px}.footer-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid #1c232b;margin-top:30px;padding-top:23px;font-size:9px;color:#697582}.footer-bottom p{max-width:640px}.page-intro{display:flex;justify-content:space-between;gap:35px;align-items:center;margin-bottom:45px}.page-intro h1{font-size:54px}.page-intro .eyebrow{margin-bottom:18px}.page-intro p:not(.eyebrow){color:var(--muted);font-size:14px;max-width:560px;margin-top:20px}.progress-card{border:1px solid var(--line);background:var(--panel);border-radius:7px;padding:21px 27px;display:flex;flex-direction:column;min-width:230px}.progress-card>span{font-size:9px;letter-spacing:1.5px;color:#81909f}.progress-card strong{font-size:34px;font-weight:500;line-height:1.5}.progress-card strong small{font-size:21px;color:#697786}.progress-card>small{font-size:10px;color:var(--muted)}.lab-grid{display:grid;grid-template-columns:260px 1fr;gap:28px}.lab-sidebar>.micro{margin-bottom:15px}.module{display:flex;width:100%;gap:12px;align-items:center;text-align:left;padding:17px 12px;border:1px solid transparent;border-bottom-color:#1d252e;color:#a6b1bc;font-size:12px}.module>span:nth-child(2){flex:1}.module small{display:block;font-size:9px;color:#6f7e8d;margin-top:4px}.module-number{font-family:monospace;font-size:10px;color:#677988}.module.active{border:1px solid #52613a;background:#c2dc8209;color:var(--accent);border-radius:5px}.rules{padding:22px;background:#10161c;border:1px solid var(--line);border-radius:6px;margin-top:23px;color:#95a4b0;font-size:11px}.rules>svg{color:var(--accent);margin-bottom:10px}.rules>strong{display:block;color:#ced7df;font-size:12px}.rules p{line-height:1.8;margin-top:10px}.rules h3{font-size:17px;color:#d5dfe8}.rules .text-button{margin-top:16px;color:var(--accent);font-size:11px}.exercise-card{background:#111820;border:1px solid #2d3946;border-radius:9px;padding:28px}.exercise-top{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#748595;margin-bottom:21px}.pill{font-size:9px;letter-spacing:1px;color:var(--accent);padding:5px 9px;border:1px solid #c2dc8229;border-radius:4px;background:#c2dc8208}.exercise-card h2{font-size:29px}.question{font-size:13px;color:#9daab7;margin:14px 0 24px;max-width:650px;min-height:42px}.chart-surface{background:#0b1118;border:1px solid #27313d;border-radius:5px;padding:15px 10px 5px}.chart-label{display:flex;justify-content:space-between;padding:0 12px;font-size:8px;letter-spacing:1.2px;color:#6e8093;margin-bottom:10px}.clickable{cursor:pointer}.clickable:hover rect:first-child{stroke:#8eabc6;fill:#8ca8dc15}.selection-text{color:#8594a4;font-size:11px;margin-top:13px}.answer-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}.answer-options button{display:flex;align-items:center;gap:12px;text-align:left;border:1px solid #303d4a;border-radius:4px;padding:12px;color:#b6c1cd;font-size:12px}.answer-options button>span{font-family:monospace;font-size:10px;color:#738295}.answer-options button.selected{border-color:#a7c3ee;background:#91b5f611}.answer-options button.correct{border-color:var(--accent);background:#c2dc8210}.feedback{padding:19px;border-radius:5px;margin-top:20px;border:1px solid #45553a;background:#b8d8850b;font-size:12px}.feedback strong{color:var(--accent);font-size:14px}.feedback p{color:#a7b5a3;line-height:1.8;margin-top:7px}.feedback.incorrect{border-color:#6d5d3b;background:#c9a85c09}.feedback.incorrect strong{color:#e1c27e}.feedback.incorrect p{color:#b8ad96}.exercise-actions{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #27313c;margin-top:23px;padding-top:23px}.exercise-actions .text-button{color:#8191a1;font-size:11px}.lab-bottom{display:flex;gap:28px;padding:20px 4px;color:#8496a8;font-size:11px}.lab-bottom>span{display:flex;align-items:center;gap:8px}.lab-bottom strong{color:#dbe4ec}.signin-note{display:flex;justify-content:space-between;padding:16px;border:1px solid var(--line);border-radius:5px;font-size:11px;color:var(--muted);gap:10px}.signin-note a{display:flex;align-items:center;gap:8px;color:var(--accent)}.error{color:#f1b1a6;font-size:12px;margin:13px 0}.notice{color:var(--accent);font-size:12px;margin:15px 0}.course-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:45px}.course-main>h2{font-size:30px}.course-main>p{color:var(--muted);font-size:14px;margin:17px 0 30px}.lesson-row{display:flex;gap:20px;align-items:center;width:100%;text-align:left;border-top:1px solid var(--line);padding:25px 0}.lesson-row>span:nth-child(2){flex:1}.lesson-index{font-family:monospace;color:var(--accent);font-size:12px}.lesson-row strong{font-size:15px;font-weight:500}.lesson-row small{display:block;font-size:12px;color:var(--muted);margin-top:6px;line-height:1.7}.lesson-row svg{color:#6e859b}.course-main>.fine-print{font-size:11px;line-height:1.9}.course-offer{background:linear-gradient(135deg,#202c21,#131a18);border:1px solid #3e4e35;border-radius:8px;padding:35px;align-self:start}.large{width:58px;height:58px;font-size:39px;margin-bottom:32px}.course-offer h2{font-size:34px}.course-offer p:not(.eyebrow){color:#a4b09f;font-size:13px;line-height:1.9;margin:19px 0 27px}.course-offer .button{width:100%}.checkout-note{display:flex;gap:6px;align-items:center;font-size:9px;color:#85907e;justify-content:center;margin-top:15px}.muted-icon{color:#53687a}.empty-state{border:1px dashed #3a4652;background:radial-gradient(ellipse at top,#19242c,#10151a 70%);border-radius:8px;text-align:center;padding:65px 25px}.empty-icon{display:inline-flex;border:1px solid #34423c;border-radius:12px;padding:16px;color:var(--accent);margin-bottom:23px}.empty-state h2{font-size:30px}.empty-state p{color:var(--muted);font-size:13px;max-width:510px;margin:17px auto 24px;line-height:1.9}.empty-state .text-button{color:var(--accent)}.disclosure{display:flex;align-items:flex-start;gap:16px;background:#141b20;padding:22px;border-radius:5px;margin-top:25px;color:#8795a4;font-size:11px}.disclosure>svg{flex-shrink:0;color:#90a078}.payout-image{width:100%;border-radius:4px;margin-bottom:15px}.community-grid{display:grid;grid-template-columns:1fr 310px;gap:35px}.live-pill{display:flex;gap:8px;align-items:center;white-space:nowrap;color:#8d9e8c;font-size:10px;border:1px solid #2f3d2c;padding:7px 11px;border-radius:20px}.composer{border:1px solid #303d4a;background:#141b23;padding:24px;border-radius:7px}.composer h3{font-size:20px;margin-bottom:18px}.composer textarea{display:block;width:100%;resize:vertical;min-height:125px;max-height:400px;border:1px solid #283644;border-radius:4px;background:#0d141c;color:#e0e8ef;padding:15px;font-size:13px;line-height:1.8}.composer textarea::placeholder{color:#647587}.composer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:15px}.composer-bottom small{color:#718295;font-size:10px}.login-prompt p{color:var(--muted);font-size:13px;margin-bottom:18px}.discussion-heading{display:flex;justify-content:space-between;align-items:center;margin:35px 0 20px}.discussion-heading h3{font-size:18px}.discussion-heading h3 span{font-size:11px;color:#718395;margin-left:8px}.discussion-heading .text-button{font-size:10px;color:#8d9bab}.compact{padding:40px 24px}.compact>svg{color:#788b9c;margin-bottom:15px}.compact h3{font-size:21px}.compact p{margin-bottom:0}.community-guide{background:#11181e;border:1px solid var(--line);border-radius:6px;padding:25px}.community-guide h3{font-size:23px;margin-top:23px}.community-guide p,.community-guide li{font-size:12px;color:#93a2b0;line-height:1.9}.community-guide p{margin-top:16px}.community-guide ul{padding-left:16px;margin-top:20px}.community-guide li{margin-bottom:12px}.comment{padding:24px;background:#111820;border:1px solid var(--line);border-radius:6px;margin-bottom:13px}.comment-meta{display:flex;align-items:center;gap:10px}.avatar{display:flex;width:30px;height:30px;align-items:center;justify-content:center;background:#2a373c;border:1px solid #42534b;border-radius:50%;font-size:12px;color:var(--accent)}.comment-meta strong{font-size:12px;font-weight:500}.comment-meta time{font-size:9px;color:#6b8091;margin-left:auto}.comment>p{font-size:13px;line-height:1.9;color:#b2bdc8;white-space:pre-wrap;overflow-wrap:anywhere;margin-top:17px}.comment-action{font-size:9px;color:#788b9c;padding:0;margin-top:15px}.muted{color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1500px){.hero{min-height:730px}.hero h1{font-size:73px}.hero-description{font-size:17px}}@media(max-width:1150px){.nav-shell{gap:25px}.nav-links{gap:18px}.desktop{display:none}.wrap{width:calc(100% - 60px)}.hero{gap:30px}.hero h1{font-size:50px}.hero-description{font-size:14px}.hero-notes{gap:10px;font-size:9px}.hero .button{padding:13px 15px;font-size:12px}.button-row{gap:18px}.principle-grid>span{letter-spacing:1px;font-size:8px}.section-heading{gap:40px}.feature{padding:24px}.feature h3{font-size:19px}.community-grid{grid-template-columns:1fr 260px}.lab-grid{grid-template-columns:225px 1fr;gap:22px}.practice-banner{padding:40px}.footer-top{gap:20px}}
@media(max-width:800px){.site-header{height:74px}.nav-shell{width:calc(100% - 36px);justify-content:space-between}.nav-right{gap:15px}.mobile{display:inline-flex}.nav-links{display:none;position:absolute;top:74px;left:0;right:0;background:#11171f;padding:12px 20px;border-bottom:1px solid var(--line)}.nav-links.open{display:flex;flex-direction:column;gap:0;align-items:stretch}.nav-links>button{height:45px;text-align:left}.nav-links>button.active:after{display:none}.wrap{width:calc(100% - 40px)}.hero{grid-template-columns:1fr;padding-top:55px;padding-bottom:60px;gap:45px}.hero h1{font-size:clamp(43px,8vw,67px)}.hero-description{max-width:520px;font-size:15px}.hero-visual{max-width:580px;width:100%;margin:auto}.hero-notes{font-size:10px;gap:20px}.terminal{transform:none}.principle-grid{grid-template-columns:1fr 1fr;gap:23px 5px}.principle-grid>span{justify-content:flex-start;font-size:8px;gap:8px}.principle-grid>span+span{border:0}.section{padding-top:55px;padding-bottom:55px}.section-heading{grid-template-columns:1fr;gap:23px}.section-heading>p{justify-self:start;max-width:500px;font-size:13px}.feature-grid{grid-template-columns:1fr;gap:13px}.feature{padding:27px}.feature-top{margin-bottom:23px}.feature h3{font-size:23px}.feature p{margin-bottom:21px}.practice-banner{padding:32px;grid-template-columns:1fr;gap:30px}.practice-banner h2{font-size:34px}.banner-art{max-width:380px;margin-left:auto;width:100%}.banner-art svg{max-height:140px}.about-strip{grid-template-columns:1fr;gap:25px}.about-strip h2{font-size:31px}.footer-top{flex-wrap:wrap;gap:22px}.footer-top>p{width:calc(100% - 140px);font-size:10px;margin:0}.footer-bottom{flex-direction:column;gap:12px}.page-intro{align-items:flex-start;flex-direction:column;gap:25px;margin-bottom:30px}.page-intro h1{font-size:43px}.progress-card{width:100%;min-width:0;padding:15px 20px}.progress-card strong{font-size:28px}.lab-grid{grid-template-columns:1fr}.lab-sidebar>.micro{display:none}.lab-sidebar{display:flex;overflow:auto;gap:9px;padding-bottom:8px}.module{min-width:180px;border:1px solid var(--line);border-radius:5px;padding:12px;font-size:11px}.module small{font-size:8px}.module svg{display:none}.lab-sidebar .rules{display:none}.exercise-card{padding:20px}.exercise-card h2{font-size:25px}.chart-surface{padding:12px 0 5px}.chart-label{font-size:7px;letter-spacing:.6px;padding:0 8px}.answer-options{gap:8px}.answer-options button{font-size:11px;padding:11px 8px;gap:7px}.lab-bottom{gap:20px;font-size:10px}.signin-note{flex-direction:column;align-items:flex-start}.exercise-actions .button{padding:12px 15px;font-size:11px}.course-grid{grid-template-columns:1fr;gap:28px}.muted-icon{display:none}.course-offer{padding:30px}.community-grid{grid-template-columns:1fr}.community-grid>aside{order:2}.live-pill{font-size:9px}.composer{padding:20px}.comment{padding:20px}.empty-state{padding:45px 20px}.chart{min-height:150px}.signed-in{max-width:65px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
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