/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}:root{--lightningcss-light: ;--lightningcss-dark:initial;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#06080f;--bg-2:#090d17;--surface:#0c1220;--surface-2:#101828;--line:#1a2335;--line-2:#26324a;--fg:#f4f8fc;--muted:#a3b2c7;--faint:#6f7f96;--teal:#2de5c8;--blue:#3d9bff;--violet:#8b5cf6;--pink:#f17bc3;--sky:#7dd3fc;--aurora:linear-gradient(90deg, #2de5c8 0%, #3d9bff 50%, #8b5cf6 100%);--display:"Space Grotesk", "Helvetica Neue", Arial, sans-serif;--body:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;--wrap:1180px;--gutter:clamp(16px, 4vw, 40px)}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);font-family:var(--body);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6}a{color:inherit}:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}.wrap{max-width:var(--wrap);padding-inline:var(--gutter);margin:0 auto}.mono{font-family:var(--mono)}.label{font-family:var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--faint);font-size:12px;font-weight:500}.grad{background:var(--aurora);color:#0000;-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}h1,h2,h3{font-family:var(--display);letter-spacing:-.025em;text-wrap:balance;margin:0;line-height:1.05}h2{font-size:clamp(30px,4.2vw,46px);font-weight:600}h3{letter-spacing:-.015em;font-size:22px;font-weight:600}p{margin:0}.lead{color:var(--muted);max-width:62ch;font-size:18px}section{padding-block:clamp(56px,8vw,104px)}.sec-head{align-content:start;gap:14px;max-width:760px;margin-bottom:40px;display:grid}.bar{top:env(safe-area-inset-top,0px);z-index:20;background:var(--bg);position:sticky}@supports (color:color-mix(in lab, red, red)){.bar{background:color-mix(in srgb, var(--bg) 82%, transparent)}}.bar{-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.bar .wrap{align-items:center;gap:24px;height:64px;display:flex}.brand{align-items:center;gap:10px;text-decoration:none;display:flex}.brand svg{width:26px;height:26px;display:block}.brand b{font-family:var(--display);letter-spacing:-.01em;font-size:17px;font-weight:600}.brand span{color:var(--faint);font-weight:500}.nav{align-items:center;gap:22px;margin-left:auto;display:flex}.nav a{color:var(--muted);font-size:14px;text-decoration:none}.nav a:hover{color:var(--fg)}.btn{height:44px;font-family:var(--body);cursor:pointer;border:1px solid var(--line-2);color:var(--fg);background:0 0;border-radius:999px;align-items:center;gap:8px;padding:0 20px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.btn:hover{border-color:var(--faint)}.btn.primary{background:var(--fg);color:var(--bg);border-color:var(--fg)}.btn.primary:hover{background:#fff}.nav .btn{height:38px;color:var(--fg);padding:0 16px;font-size:14px}.nav .short{display:none}@media (width<=860px){.nav a:not(.btn){display:none}}@media (width<=520px){.nav .long{display:none}.nav .short{display:inline}.brand b{font-size:16px}}.hero{padding-block:clamp(28px,5vw,56px) clamp(40px,6vw,72px);position:relative;overflow:hidden}.hero .wrap{grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:center;gap:clamp(16px,3vw,40px);display:grid}.hero-copy{gap:22px;display:grid}.hero h1{letter-spacing:-.04em;font-size:clamp(44px,6.4vw,84px);font-weight:700;line-height:.98}.hero h1 .l2{display:block}.cta-row{flex-wrap:wrap;gap:12px;display:flex}.facts{border-top:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 24px;max-width:520px;padding-top:10px;display:grid}.facts div{gap:2px;display:grid}.facts b{font-family:var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-size:22px;font-weight:600}.facts span{color:var(--faint);font-size:13px}.art{aspect-ratio:1000/860;width:100%;max-width:100%;position:relative}.art canvas{width:100%;height:100%;display:block;position:absolute;inset:0}.art .seal{pointer-events:none;opacity:0;place-items:center;animation:1s ease-out 1.5s forwards sealIn;display:grid;position:absolute}.art .seal svg{filter:drop-shadow(0 0 18px #3d9bff73);width:100%;height:100%;display:block}@keyframes sealIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}.art figcaption{text-align:center;position:absolute;bottom:-6px;left:0;right:0}@media (width<=900px){.hero .wrap{grid-template-columns:minmax(0,1fr)}.art{order:-1;max-width:640px;margin:0 auto}}.tracks{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.track{border:1px solid var(--line);background:var(--surface);border-radius:18px;align-content:start;gap:14px;min-width:0;padding:26px;text-decoration:none;transition:border-color .2s,transform .2s;display:grid;position:relative}.track:hover{border-color:var(--line-2);transform:translateY(-2px)}.track.flag{background:radial-gradient(120% 140% at 100% 0%, #8b5cf629, transparent 55%), var(--surface);grid-column:span 2}.track .top{justify-content:space-between;align-items:center;gap:10px;display:flex}.code{font-family:var(--mono);letter-spacing:.16em;border:1px solid;border-radius:6px;padding:5px 10px;font-size:13px;font-weight:500}.status{font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--faint);font-size:11px}.status.start{color:var(--bg);background:var(--fg);border-radius:999px;padding:4px 10px}.track h3{font-size:26px}.track.flag h3{font-size:clamp(30px,3.4vw,40px)}.track .kicker{color:var(--muted);font-size:15px}.track .for{color:var(--muted);font-size:14px}.track .meta{border-top:1px solid var(--line);color:var(--faint);flex-wrap:wrap;gap:6px 16px;padding-top:14px;font-size:13px;display:flex}.track .meta b{color:var(--fg);font-weight:500}.track .go{color:var(--fg);font-size:14px;font-weight:600}.roadmap{color:var(--muted);flex-wrap:wrap;align-items:center;gap:10px 22px;margin-top:18px;font-size:14px;display:flex}.roadmap b{color:var(--fg);font-weight:500}@media (width<=960px){.tracks{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=620px){.tracks{grid-template-columns:minmax(0,1fr)}.track.flag{grid-column:auto}}.steps{border:1px solid var(--line);border-radius:18px;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;display:grid;overflow:hidden}.step{border-right:1px solid var(--line);background:var(--bg-2);align-content:start;gap:10px;min-width:0;padding:24px 22px;display:grid}.step:last-child{border-right:0}.step .n{font-family:var(--mono);color:var(--teal);letter-spacing:.12em;font-size:12px}.step h3{font-size:19px}.step p{color:var(--muted);font-size:14px}@media (width<=960px){.steps{grid-template-columns:minmax(0,1fr)}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}}.paths{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 40px;display:grid}.path{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;min-width:0;padding:16px 0;text-decoration:none;display:flex}.path span:first-child{font-size:16px}.path span:last-child{font-family:var(--mono);letter-spacing:.06em;white-space:nowrap;font-size:13px}.path:hover span:first-child{color:#fff}@media (width<=760px){.paths{grid-template-columns:minmax(0,1fr)}.path{flex-wrap:wrap;gap:4px 16px}.path span:last-child{white-space:normal}}.org{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start;gap:clamp(24px,4vw,56px);display:grid}.org ul{border-top:1px solid var(--line);gap:0;margin:0;padding:0;list-style:none;display:grid}.org li{border-bottom:1px solid var(--line);grid-template-columns:150px minmax(0,1fr);gap:16px;padding:18px 0;display:grid}.org li b{font-family:var(--display);font-size:17px;font-weight:600}.org li span{color:var(--muted);font-size:15px}@media (width<=860px){.org{grid-template-columns:minmax(0,1fr)}.org li{grid-template-columns:minmax(0,1fr);gap:4px}}.join{border:1px solid var(--line);background:radial-gradient(90% 120% at 0% 0%, #2de5c81a, transparent 60%), radial-gradient(90% 120% at 100% 100%, #8b5cf61f, transparent 60%), var(--surface);border-radius:22px;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,4vw,56px);padding:clamp(24px,4vw,48px);display:grid}form{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.field{gap:6px;min-width:0;display:grid}.field.full{grid-column:1/-1}.field label{color:var(--muted);font-size:13px}.field input,.field select{border:1px solid var(--line-2);background:var(--bg);height:46px;color:var(--fg);font:15px var(--body);border-radius:10px;width:100%;padding:0 14px}.field input:focus,.field select:focus{border-color:var(--teal);outline:none}.form-note{color:var(--faint);grid-column:1/-1;font-size:13px}.done{border:1px solid var(--line-2);background:var(--bg-2);border-radius:12px;grid-column:1/-1;padding:18px}.done b{font-family:var(--display);font-size:18px}.done p{color:var(--muted);margin-top:4px;font-size:14px}@media (width<=860px){.join{grid-template-columns:minmax(0,1fr)}}@media (width<=520px){form{grid-template-columns:minmax(0,1fr)}}.faq{border-top:1px solid var(--line);gap:0;max-width:860px;display:grid}.faq details{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-family:var(--display);letter-spacing:-.01em;padding:20px 36px 20px 0;font-size:19px;font-weight:600;list-style:none;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";font-family:var(--mono);color:var(--faint);font-size:20px;position:absolute;top:18px;right:4px}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);max-width:70ch;padding:0 0 22px}footer{border-top:1px solid var(--line);color:var(--faint);padding-block:36px 48px;font-size:14px}footer .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 28px;display:flex}footer nav{flex-wrap:wrap;gap:8px 22px;display:flex}footer a{color:var(--muted);text-decoration:none}footer a:hover{color:var(--fg)}.course-hero{border-bottom:1px solid var(--line);background:radial-gradient(70% 120% at 85% 0%, var(--accent), transparent 62%);padding-block:clamp(32px,5vw,64px) clamp(32px,4vw,48px)}@supports (color:color-mix(in lab, red, red)){.course-hero{background:radial-gradient(70% 120% at 85% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 62%)}}.crumbs{color:var(--faint);align-items:center;gap:10px;margin-bottom:26px;font-size:14px;display:flex}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--fg)}.ch-grid{grid-template-columns:minmax(0,7fr) minmax(0,4fr);align-items:start;gap:clamp(24px,4vw,56px);display:grid}.course-hero h1{letter-spacing:-.04em;margin:14px 0 16px;font-size:clamp(42px,6vw,76px);font-weight:700}.course-hero .kick{color:var(--muted);font-size:20px}.course-hero .tag{max-width:60ch;margin-top:18px;font-size:18px}.qf{border:1px solid var(--line);background:var(--surface);border-radius:16px;gap:0;display:grid}.qf div{border-bottom:1px solid var(--line);gap:2px;padding:14px 18px;display:grid}.qf div:last-child{border-bottom:0}.qf span{color:var(--faint);font-size:12px;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase}.qf b{font-size:15px;font-weight:500}.chips{flex-wrap:wrap;gap:8px;margin-top:22px;display:flex}.chip{border:1px solid var(--line-2);color:var(--muted);border-radius:999px;padding:6px 12px;font-size:13px}.two{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);display:grid}.outcomes{border-top:1px solid var(--line);gap:0;margin:0;padding:0;list-style:none;display:grid}.outcomes li{border-bottom:1px solid var(--line);padding:16px 0 16px 32px;font-size:16px;position:relative}.outcomes li:before{content:"";border:2px solid var(--accent);border-radius:50%;width:10px;height:10px;position:absolute;top:24px;left:4px}.syllabus{gap:10px;display:grid}.mod{border:1px solid var(--line);background:var(--bg-2);border-radius:14px}.mod summary{cursor:pointer;grid-template-columns:54px minmax(0,1fr) auto;align-items:center;gap:12px;padding:16px 18px;list-style:none;display:grid}.mod summary::-webkit-details-marker{display:none}.mod .mn{font-family:var(--mono);color:var(--accent);letter-spacing:.08em;font-size:13px}.mod .mt{font-family:var(--display);letter-spacing:-.01em;font-size:18px;font-weight:600}.mod .mc{font-family:var(--mono);color:var(--faint);white-space:nowrap;font-size:12px}.mod ol{color:var(--muted);gap:6px;margin:0;padding:0 18px 18px 84px;font-size:15px;display:grid}.mod[open]{border-color:var(--line-2)}.capstone{border:1px solid var(--accent);border-radius:18px;padding:clamp(22px,3vw,32px)}@supports (color:color-mix(in lab, red, red)){.capstone{border:1px solid color-mix(in srgb, var(--accent) 40%, var(--line))}}.capstone{background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.capstone{background:color-mix(in srgb, var(--accent) 6%, var(--surface))}}.capstone{gap:12px;display:grid}.capstone p{color:var(--muted)}.cert{border:1px solid var(--line-2);background:linear-gradient(180deg, var(--surface-2), var(--surface));border-radius:18px;gap:14px;padding:26px;display:grid;position:relative;overflow:hidden}.cert .row{justify-content:space-between;align-items:center;gap:12px;display:flex}.cert .row svg{width:34px;height:34px}.cert .who{font-family:var(--display);letter-spacing:-.02em;font-size:24px;font-weight:600}.cert .cn{color:var(--muted);font-size:15px}.cert .id{font-family:var(--mono);color:var(--faint);letter-spacing:.1em;font-size:12px}.cert canvas{opacity:.55;pointer-events:none;width:200px;height:200px;position:absolute;bottom:-40px;right:-40px}.assess{gap:10px;margin:0;padding:0;list-style:none;display:grid}.assess li{color:var(--muted);grid-template-columns:130px minmax(0,1fr);gap:12px;font-size:15px;display:grid}.assess li b{color:var(--fg);font-weight:500}.others{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.others a{border:1px solid var(--line);background:var(--surface);border-radius:14px;gap:6px;min-width:0;padding:18px;text-decoration:none;display:grid}.others a:hover{border-color:var(--line-2)}.others b{font-family:var(--display);font-size:17px;font-weight:600}@media (width<=900px){.ch-grid,.two{grid-template-columns:minmax(0,1fr)}.others{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=520px){.others{grid-template-columns:minmax(0,1fr)}.mod summary{grid-template-columns:40px minmax(0,1fr)}.mod .mc{display:none}.mod ol{padding-left:58px}.assess li{grid-template-columns:minmax(0,1fr);gap:2px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.art .seal{opacity:1;animation:none}.track,.track:hover{transition:none;transform:none}}button{font:inherit;color:inherit}.linkbtn{cursor:pointer;color:var(--muted);background:0 0;border:0;padding:0;font-size:14px}.linkbtn:hover{color:var(--fg)}.sigil{aspect-ratio:4/3;width:100%;max-width:100%;position:relative}.sigil canvas{width:100%;height:100%;display:block;position:absolute;inset:0}.journey{grid-template-columns:minmax(0,4fr) minmax(0,7fr);align-items:start;gap:clamp(20px,3vw,40px);display:grid}.rail{gap:0;padding-left:4px;display:grid;position:relative}.rail .track-line{background:var(--line-2);border-radius:2px;width:2px;position:absolute;top:22px;bottom:22px;left:21px;overflow:hidden}.rail .track-fill{background:linear-gradient(180deg, var(--accent), var(--accent));width:100%;position:absolute;top:0;left:0}@supports (color:color-mix(in lab, red, red)){.rail .track-fill{background:linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 40%, var(--violet)))}}.rail .track-fill{transform-origin:50% 0}.node{text-align:left;cursor:pointer;background:0 0;border:0;border-radius:12px;grid-template-columns:36px minmax(0,1fr);align-items:center;gap:14px;padding:8px 10px 8px 0;display:grid;position:relative}.node .dot{width:36px;height:36px;font-family:var(--mono);color:var(--faint);background:var(--bg);border:2px solid var(--line-2);z-index:1;border-radius:50%;place-items:center;font-size:12px;transition:border-color .25s,color .25s,background .25s;display:grid;position:relative}.node.done .dot{border-color:var(--accent);color:var(--accent)}.node.active .dot{border-color:var(--accent);background:var(--accent);color:var(--bg);box-shadow:0 0 0 6px var(--accent)}@supports (color:color-mix(in lab, red, red)){.node.active .dot{box-shadow:0 0 0 6px color-mix(in srgb, var(--accent) 18%, transparent)}}.node .nt{color:var(--muted);font-size:15px;line-height:1.3}.node.active .nt{color:var(--fg);font-weight:500}.node:hover .nt{color:var(--fg)}.panel{border:1px solid var(--line);background:var(--surface);border-radius:20px;gap:18px;min-width:0;padding:clamp(20px,3vw,32px);display:grid;position:sticky;top:88px}.panel .ph{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}.panel h3{font-size:clamp(24px,3vw,32px)}.lessons{gap:10px;margin:0;padding:0;list-style:none;display:grid}.lesson{border:1px solid var(--line);background:var(--bg-2);border-radius:12px;grid-template-columns:30px minmax(0,1fr) auto;align-items:center;gap:12px;padding:12px 14px;display:grid}.lesson .li{font-family:var(--mono);color:var(--accent);font-size:12px}.lesson .ls{font-family:var(--mono);color:var(--faint);white-space:nowrap;font-size:11px}.steps-dots{gap:4px;display:flex}.steps-dots i{background:var(--line-2);border-radius:50%;width:6px;height:6px;display:block}.panel .nav-row{flex-wrap:wrap;justify-content:space-between;gap:10px;display:flex}.btn.ghost{border-color:var(--line-2)}.btn[disabled]{opacity:.35;cursor:default}.btn.accent{background:var(--accent);border-color:var(--accent);color:var(--bg)}.mobile-nodes{display:none}@media (width<=900px){.journey{grid-template-columns:minmax(0,1fr)}.rail{display:none}.mobile-nodes{scrollbar-width:none;gap:8px;padding-bottom:6px;display:flex;overflow-x:auto}.mobile-nodes button{border:2px solid var(--line-2);background:var(--bg);width:40px;height:40px;font-family:var(--mono);color:var(--faint);cursor:pointer;border-radius:50%;flex:none;font-size:12px}.mobile-nodes button.done{border-color:var(--accent);color:var(--accent)}.mobile-nodes button.active{background:var(--accent);border-color:var(--accent);color:var(--bg)}.panel{position:static}}@media (width<=520px){.lesson{grid-template-columns:26px minmax(0,1fr)}.lesson .ls{display:none}}.player{border:1px solid var(--line-2);background:linear-gradient(180deg, var(--surface-2), var(--surface));border-radius:24px;overflow:hidden}.player-top{border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:16px 22px;display:flex}.progress{flex:1;gap:6px;min-width:160px;max-width:360px;display:flex}.progress span{background:var(--line-2);border-radius:3px;flex:1;height:5px;position:relative;overflow:hidden}.progress span b{background:var(--accent);transform-origin:0;position:absolute;inset:0}.player-body{min-height:440px;padding:clamp(20px,3.5vw,40px);display:grid}.stage{align-content:start;gap:18px;min-width:0;display:grid}.stage h3{font-size:clamp(24px,3vw,34px)}.stage .body p{color:var(--muted);max-width:62ch;font-size:17px}.stage .body{gap:10px;display:grid}.stage-grid{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:start;gap:clamp(18px,3vw,36px);display:grid}@media (width<=900px){.stage-grid{grid-template-columns:minmax(0,1fr)}}.video{border:1px solid var(--line-2);background:radial-gradient(80% 120% at 30% 20%, var(--accent), transparent 70%), var(--bg);border-radius:14px;position:relative}@supports (color:color-mix(in lab, red, red)){.video{background:radial-gradient(80% 120% at 30% 20%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 70%), var(--bg)}}.video{aspect-ratio:16/9;place-items:center;display:grid;overflow:hidden}.video .play{background:var(--fg);width:56px;height:56px;color:var(--bg);border-radius:50%;place-items:center;display:grid}.video .dur{font-family:var(--mono);color:var(--muted);background:#06080fb3;border-radius:6px;padding:3px 8px;font-size:12px;position:absolute;bottom:10px;right:12px}.video .vt{color:var(--muted);font-size:13px;position:absolute;bottom:10px;left:14px}.widget{border:1px solid var(--line);background:var(--bg);border-radius:16px;gap:14px;min-width:0;padding:18px;display:grid}.widget .hint{color:var(--faint);font-size:13px}.options{gap:10px;display:grid}.opt{text-align:left;border:1px solid var(--line-2);background:var(--bg-2);cursor:pointer;border-radius:14px;grid-template-columns:32px minmax(0,1fr);align-items:center;gap:12px;padding:14px 16px;font-size:16px;transition:border-color .2s,background .2s;display:grid}.opt:hover{border-color:var(--faint)}.opt .k{border:1px solid var(--line-2);width:32px;height:32px;font-family:var(--mono);color:var(--muted);border-radius:8px;place-items:center;font-size:13px;display:grid}.opt.right{border-color:var(--teal);background:var(--teal)}@supports (color:color-mix(in lab, red, red)){.opt.right{background:color-mix(in srgb, var(--teal) 10%, var(--bg-2))}}.opt.right .k{background:var(--teal);color:var(--bg);border-color:var(--teal)}.opt.wrong{border-color:var(--pink);background:var(--pink)}@supports (color:color-mix(in lab, red, red)){.opt.wrong{background:color-mix(in srgb, var(--pink) 8%, var(--bg-2))}}.opt.wrong .k{background:var(--pink);color:var(--bg);border-color:var(--pink)}.opt[disabled]{cursor:default}.why{border-left:2px solid var(--accent);color:var(--muted);padding:4px 0 4px 14px}.chat{gap:12px;display:grid}.bubble{border-radius:16px;max-width:560px;padding:12px 16px;font-size:15px;line-height:1.55}.bubble.me{background:var(--fg);color:var(--bg);border-bottom-right-radius:4px;justify-self:end}.bubble.ai{background:var(--surface-2);border:1px solid var(--line-2);border-bottom-left-radius:4px;justify-self:start}.ai-head{color:var(--faint);font-size:12px;font-family:var(--mono);letter-spacing:.08em;align-items:center;gap:8px;display:flex}.ai-head svg{width:18px;height:18px}.asks{flex-wrap:wrap;gap:8px;display:flex}.ask{border:1px solid var(--line-2);background:var(--bg-2);cursor:pointer;border-radius:999px;padding:10px 14px;font-size:14px}.ask:hover{border-color:var(--accent)}.ask[disabled]{opacity:.4;cursor:default}.caret{background:var(--accent);vertical-align:-2px;width:7px;height:15px;margin-left:2px;animation:1s steps(2,end) infinite blink;display:inline-block}@keyframes blink{50%{opacity:0}}.preview-note{color:var(--faint);font-size:12px}.player-foot{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:16px 22px;display:flex}.done-card{justify-items:start;gap:16px;display:grid}.done-card .big{font-family:var(--display);letter-spacing:-.04em;font-size:clamp(44px,6vw,72px);font-weight:700;line-height:1}.mono-box{font-family:var(--mono);word-break:break-all;color:var(--muted);font-size:13px}.field-inline{border:1px solid var(--line-2);background:var(--bg-2);width:100%;height:46px;color:var(--fg);font:15px var(--body);border-radius:10px;padding:0 14px}.field-inline:focus{border-color:var(--accent);outline:none}.blocks{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.blk{border:1px solid var(--line-2);background:var(--bg-2);border-radius:12px;gap:6px;min-width:0;padding:12px;display:grid}.blk .bn{font-family:var(--mono);color:var(--faint);letter-spacing:.1em;font-size:11px}.blk .bh{font-family:var(--mono);color:var(--fg);font-size:12px}.blk .bp{font-family:var(--mono);color:var(--faint);font-size:11px}.blk.broken{border-color:var(--pink)}.blk.broken .bp{color:var(--pink)}.linkstate{font-size:14px;font-weight:500}.struct{grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:8px;display:grid}.snode{border:1px solid var(--line-2);background:var(--bg-2);cursor:pointer;text-align:center;border-radius:12px;justify-items:center;gap:6px;padding:12px 10px;display:grid}.snode.on{border-color:var(--accent);background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.snode.on{background:color-mix(in srgb, var(--accent) 10%, var(--bg-2))}}.snode b{font-family:var(--display);font-size:16px}.snode span{color:var(--faint);font-size:11px;font-family:var(--mono)}.sdesc{min-height:48px;color:var(--muted);font-size:15px}@media (width<=520px){.struct{grid-template-columns:repeat(2,minmax(0,1fr))}}.range{width:100%;accent-color:var(--accent)}.approvers{flex-wrap:wrap;gap:8px;min-height:40px;display:flex}.approver{border:1px solid var(--line-2);background:var(--bg-2);border-radius:999px;align-items:center;gap:8px;padding:8px 12px;font-size:14px;display:inline-flex}.approver i{background:var(--accent);border-radius:50%;width:8px;height:8px;display:block}.amount{font-family:var(--display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-size:32px;font-weight:600}.trace svg{width:100%;height:auto;display:block}.seg-ctl{flex-wrap:wrap;gap:6px;display:flex}.seg-ctl button{border:1px solid var(--line-2);background:var(--bg-2);cursor:pointer;border-radius:999px;padding:8px 12px;font-size:13px}.seg-ctl button.on{background:var(--accent);color:var(--bg);border-color:var(--accent)}.bars{grid-template-columns:repeat(16,minmax(0,1fr));align-items:end;gap:4px;height:140px;display:grid}.bars div{background:var(--accent);transform-origin:50% 100%;border-radius:3px 3px 0 0}.bars-x{font-family:var(--mono);color:var(--faint);justify-content:space-between;font-size:11px;display:flex}[id]{scroll-margin-top:76px}.tcell{min-width:0;display:grid}.tcell.tcell-flag{grid-column:span 2}@media (width<=620px){.tcell.tcell-flag{grid-column:auto}}.sec-sub{color:var(--faint);flex-wrap:wrap;align-items:center;gap:14px;margin-top:-18px;margin-bottom:28px;font-size:13px;display:flex}.legend{color:var(--faint);font-size:12px;font-family:var(--mono);letter-spacing:.04em;flex-wrap:wrap;gap:6px 14px;display:flex}.legend span{align-items:center;gap:6px;display:inline-flex}.legend i{background:var(--accent);border-radius:50%;width:6px;height:6px;display:block}.lesson .lt{flex-wrap:wrap;align-items:center;gap:6px 10px;min-width:0;display:flex}.lesson .steps-dots i{transition:background .25s}.lesson:hover .steps-dots i{background:var(--accent)}.lesson:hover .steps-dots i:nth-child(2){transition-delay:60ms}.lesson:hover .steps-dots i:nth-child(3){transition-delay:.12s}.lesson:hover .steps-dots i:nth-child(4){transition-delay:.18s}.lesson.sample{border-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.lesson.sample{border-color:color-mix(in srgb, var(--accent) 45%, var(--line))}}.try-chip{border:1px solid var(--accent);color:var(--accent);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.try-chip:hover{background:var(--accent)}@supports (color:color-mix(in lab, red, red)){.try-chip:hover{background:color-mix(in srgb, var(--accent) 14%, transparent)}}.node .dot svg{width:16px;height:16px}.player{scroll-margin-top:84px}.stage-tag{color:var(--accent);align-items:center;gap:8px;display:inline-flex}.video{cursor:pointer;width:100%;color:inherit;padding:0}.video .vt{text-overflow:ellipsis;white-space:nowrap;text-align:left;right:104px;overflow:hidden}.video .play svg{width:22px;height:22px;margin-left:3px}.video .vnote{text-align:center;color:var(--fg);border:1px solid var(--line-2);background:#06080fd1;border-radius:10px;padding:8px 10px;font-size:13px;position:absolute;inset:auto 12px 40px}.thinking{gap:4px;padding:14px 16px;display:inline-flex}.thinking i{background:var(--muted);border-radius:50%;width:6px;height:6px;animation:1s ease-in-out infinite think;display:block}.thinking i:nth-child(2){animation-delay:.15s}.thinking i:nth-child(3){animation-delay:.3s}@keyframes think{0%,to{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-3px)}}.retry{color:var(--pink);font-size:14px}.done-card{position:relative}.burst{pointer-events:none;width:1px;height:1px;position:absolute;top:0;left:0}.burst i{border-radius:50%;width:7px;height:7px;display:block;position:absolute}.done-stats{color:var(--muted);flex-wrap:wrap;gap:10px 26px;font-size:15px;display:flex}.done-stats b{color:var(--fg);font-family:var(--display);letter-spacing:-.02em;font-size:22px;display:block}.cert canvas{animation:90s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.cta-band{border:1px solid var(--accent);border-radius:22px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px 28px;padding:clamp(22px,3.5vw,36px);display:flex}@supports (color:color-mix(in lab, red, red)){.cta-band{border:1px solid color-mix(in srgb, var(--accent) 40%, var(--line))}}.cta-band{background:radial-gradient(90% 160% at 100% 0%, var(--accent), transparent 60%), var(--surface)}@supports (color:color-mix(in lab, red, red)){.cta-band{background:radial-gradient(90% 160% at 100% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%), var(--surface)}}.cta-band h2{font-size:clamp(26px,3.4vw,38px)}.cta-band p{color:var(--muted);margin-top:8px}.nf{align-content:center;gap:18px;min-height:60vh;display:grid}@media (prefers-reduced-motion:reduce){.cert canvas,.thinking i,.caret{animation:none}.lesson .steps-dots i{transition:none}}}@layer components,utilities;@keyframes spin{to{transform:rotate(360deg)}}
