@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;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}}@layer components;@layer utilities{.visible{visibility:visible}.block{display:block}.hidden{display:none}.grow{flex-grow:1}}:root{--ink:#19152a;--muted:#655f72;--canvas:#f8f7f4;--surface:#fff;--surface-muted:#f0edf7;--line:#e3deeb;--purple:#8f03e6;--purple-deep:#5e1497;--orange:#f90;--shadow:0 18px 45px #2b1d4514}:root[data-theme=dark]{--ink:#f4effb;--muted:#beb5ca;--canvas:#14111d;--surface:#201a2d;--surface-muted:#2b2338;--line:#40364e;--purple:#c66cff;--purple-deep:#d38cff;--orange:#ffb33e;--shadow:0 18px 45px #00000038}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--canvas)}body{background:var(--canvas);min-width:320px;color:var(--ink);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.58}:focus-visible{outline:3px solid var(--orange);outline-offset:3px}.section-shell{width:min(1180px,100% - 40px);margin-inline:auto}.public-page{overflow:clip}.public-header{z-index:20;border-bottom:1px solid var(--line);position:sticky;top:0}@supports (color:color-mix(in lab, red, red)){.public-header{border-bottom:1px solid color-mix(in srgb, var(--line) 74%, transparent)}}.public-header{background:var(--canvas)}@supports (color:color-mix(in lab, red, red)){.public-header{background:color-mix(in srgb, var(--canvas) 92%, transparent)}}.public-header{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.header-inner{justify-content:space-between;align-items:center;gap:26px;min-height:76px;display:flex}.learning-mark{align-items:center;gap:10px;min-width:max-content;display:inline-flex}.mark-orbit{background:var(--purple);color:#fff;width:34px;height:34px;box-shadow:6px 6px 0 var(--orange);border-radius:12px 12px 12px 4px;place-items:center;font-size:15px;font-weight:800;display:grid}@supports (color:color-mix(in lab, red, red)){.mark-orbit{box-shadow:6px 6px 0 color-mix(in srgb, var(--orange) 80%, transparent)}}.learning-mark strong,.learning-mark em{font-style:normal;line-height:1;display:block}.learning-mark strong{letter-spacing:-.04em;font-size:15px}.learning-mark em{color:var(--purple);margin-top:3px;font-size:12px}.public-header nav{color:var(--muted);align-items:center;gap:24px;font-size:14px;display:flex}.public-header nav a:hover,.text-link:hover{color:var(--purple)}.header-actions{align-items:center;gap:15px;display:flex}.text-link{color:var(--purple);font-size:14px;font-weight:700}.button{border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;min-height:46px;padding:0 19px;font-size:14px;font-weight:750;transition:transform .2s,background .2s,border-color .2s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--purple);color:#fff;box-shadow:0 8px 20px var(--purple)}@supports (color:color-mix(in lab, red, red)){.button-primary{box-shadow:0 8px 20px color-mix(in srgb, var(--purple) 24%, transparent)}}.button-primary:hover{background:var(--purple-deep)}.button-secondary{border-color:var(--line);background:var(--surface);color:var(--ink)}.button-small{background:var(--ink);min-height:38px;color:var(--canvas);padding-inline:14px}.hero{grid-template-columns:1.05fr .95fr;align-items:center;gap:clamp(40px,8vw,100px);padding-block:clamp(70px,11vw,142px);display:grid}.eyebrow{color:var(--purple);letter-spacing:.14em;text-transform:uppercase;margin:0 0 12px;font-size:11px;font-weight:800}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.055em;line-height:1.03}h1{max-width:700px;margin-bottom:24px;font-size:clamp(42px,6vw,78px)}h2{margin-bottom:14px;font-size:clamp(30px,4vw,48px)}h3{margin-bottom:10px;font-size:20px}p{color:var(--muted);line-height:1.65}.hero-lede{max-width:590px;font-size:18px}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.learning-map{border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:24px;padding:clamp(25px,4vw,44px)}.map-label{color:var(--muted);margin-bottom:25px;font-size:13px}.learning-map ol{gap:17px;margin:0;padding:0;list-style:none;display:grid}.learning-map li{border-bottom:1px solid var(--line);grid-template-columns:35px 1fr;align-items:center;column-gap:13px;padding-bottom:17px;display:grid}.learning-map li:last-child{border:0;padding-bottom:0}.learning-map li span{color:var(--orange);font-size:12px;font-weight:800}.learning-map li strong{font-size:18px}.learning-map li small{color:var(--muted);grid-column:2;margin-top:3px;font-size:12px}.section-shell:not(.hero){padding-block:60px}.section-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px;display:flex}.section-heading h2{max-width:720px;margin:0}.skill-grid,.course-grid,.path-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.skill-card,.path-card,.course-card{border:1px solid var(--line);background:var(--surface);border-radius:16px;transition:border-color .2s,transform .2s,box-shadow .2s}.skill-card:hover,.path-card:hover,.course-card:hover{border-color:var(--purple)}@supports (color:color-mix(in lab, red, red)){.skill-card:hover,.path-card:hover,.course-card:hover{border-color:color-mix(in srgb, var(--purple) 45%, var(--line))}}.skill-card:hover,.path-card:hover,.course-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.skill-card{padding:22px}.skill-mark{background:var(--surface-muted);width:39px;height:39px;color:var(--purple);border-radius:11px;place-items:center;margin-bottom:28px;font-size:12px;font-weight:850;display:grid}.skill-card h3{font-size:18px}.skill-card p,.path-card p{font-size:14px}.path-card{min-height:255px;padding:28px;position:relative;overflow:hidden}.path-index{color:var(--orange);margin-bottom:55px;font-size:13px;font-weight:800;display:block}.path-card h3{font-size:25px}.path-card>div{gap:8px;display:flex;position:absolute;bottom:26px}.path-card>div span,.demo-chip,.milestone-tag{background:var(--surface-muted);color:var(--muted);border-radius:100px;padding:6px 9px;font-size:11px;font-weight:700}.course-grid{grid-template-columns:repeat(3,1fr)}.course-card{overflow:hidden}.course-visual{color:#fff;letter-spacing:.12em;align-items:end;min-height:160px;padding:20px;font-size:12px;font-weight:850;display:flex}.course-card-body{padding:20px}.course-meta,.course-details,.course-card-footer{justify-content:space-between;gap:10px;display:flex}.course-meta{color:var(--purple);text-transform:uppercase;letter-spacing:.07em;margin-bottom:15px;font-size:11px;font-weight:800}.course-card h3{font-size:21px}.course-card p{min-height:66px;font-size:14px}.course-details{border-top:1px solid var(--line);color:var(--muted);padding:14px 0;font-size:12px}.course-card-footer{align-items:center;font-size:13px}.course-card-footer strong{color:var(--ink)}.course-card-footer a{color:var(--purple);font-weight:800}.demo-note{margin:18px 0 0;font-size:12px}.proof-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:.8fr 1.2fr;align-items:start;gap:70px;display:grid}.proof-steps{gap:18px;display:grid}.proof-steps article{border-bottom:1px solid var(--line);grid-template-columns:92px 1fr;gap:20px;padding:18px 0;display:grid}.proof-steps article:last-child{border-bottom:0}.proof-steps span{color:var(--purple);font-weight:800}.proof-steps p{margin:0;font-size:15px}.certificate-panel{grid-template-columns:.8fr 1.2fr;align-items:center;gap:clamp(38px,8vw,105px);display:grid}.certificate-paper{border:1px solid var(--line);background:var(--surface);min-height:260px;box-shadow:var(--shadow);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:14px;display:flex}.certificate-paper strong{font-size:25px}.certificate-paper small{color:var(--muted)}.teach-band,.final-cta{background:var(--ink);border-radius:22px;justify-content:space-between;align-items:end;gap:30px;display:flex;padding:50px!important}.teach-band h2,.final-cta h2,.teach-band p,.final-cta p{color:var(--canvas)}.teach-band .eyebrow,.final-cta .eyebrow{color:var(--orange)}.teach-band>div{max-width:650px}.teach-band .button-secondary{border-color:var(--canvas)}@supports (color:color-mix(in lab, red, red)){.teach-band .button-secondary{border-color:color-mix(in srgb, var(--canvas) 30%, transparent)}}.teach-band .button-secondary{color:var(--canvas);background:0 0}.final-cta{text-align:center;margin-bottom:70px;display:block}.final-cta h2{font-size:clamp(32px,5vw,58px)}.public-footer{border-top:1px solid var(--line);padding:35px 0}.footer-inner{align-items:center;gap:26px;display:flex}.footer-inner p{margin:0;font-size:13px}.footer-inner nav{color:var(--muted);flex-wrap:wrap;gap:15px;margin-left:auto;font-size:13px;display:flex}.catalog-page{padding-block:74px}.catalog-hero{max-width:680px;margin-bottom:40px}.catalog-controls{border:1px solid var(--line);background:var(--surface);border-radius:14px;grid-template-columns:1fr auto auto;gap:10px;padding:12px;display:grid}.catalog-controls label{color:var(--muted);align-items:center;gap:10px;font-size:12px;font-weight:700;display:flex}.catalog-controls input{width:100%;min-width:0;color:var(--ink);background:0 0;border:0;padding:12px}.catalog-controls button{border:1px solid var(--line);background:var(--surface-muted);color:var(--ink);border-radius:8px;padding:10px 13px;font-size:13px}.catalog-layout{grid-template-columns:210px 1fr;gap:32px;margin-top:35px;display:grid}.catalog-aside{align-content:start;gap:4px;display:grid}.catalog-aside button{border:0;border-bottom:1px solid var(--line);color:var(--muted);text-align:left;background:0 0;padding:11px 0;font-size:14px}.catalog-aside button:hover{color:var(--purple)}.catalog-layout .course-grid{grid-template-columns:repeat(2,1fr)}.demo-chip{white-space:nowrap}.simple-page{max-width:760px;padding-block:130px!important}.simple-page p{font-size:18px}.app-shell{grid-template-columns:238px minmax(0,1fr);min-height:100dvh;display:grid}.learning-sidebar{border-right:1px solid var(--line);background:var(--surface);flex-direction:column;height:100dvh;padding:28px 16px;display:flex;position:sticky;top:0}.learning-sidebar nav{gap:4px;margin-top:48px;display:grid}.learning-sidebar nav a{color:var(--muted);border-radius:9px;align-items:center;gap:12px;padding:11px 12px;font-size:14px;font-weight:700;display:flex}.learning-sidebar nav a:hover,.learning-sidebar nav a.active{background:var(--surface-muted);color:var(--purple)}.learning-sidebar nav a span{text-align:center;width:17px}.sidebar-bottom{border-top:1px solid var(--line);margin-top:auto;padding:18px 12px;font-size:13px}.sidebar-bottom p{margin-bottom:7px;font-size:12px}.sidebar-bottom .eyebrow{margin-bottom:4px}.sidebar-bottom a{color:var(--purple);font-weight:700}.shell-content{min-width:0}.app-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:70px;padding:0 clamp(20px,4vw,54px);display:flex}.back-link{color:var(--muted);font-size:13px;font-weight:700}.back-link:hover{color:var(--purple)}.header-tools{align-items:center;gap:14px;display:flex}.profile-button{border:1px solid var(--line);background:var(--purple);color:#fff;border-radius:50%;width:36px;height:36px;font-size:11px;font-weight:800}.dashboard-main{width:min(1120px,100% - 64px);margin:0 auto;padding:62px 0 80px}.dashboard-intro{justify-content:space-between;align-items:end;gap:30px;margin-bottom:36px;display:flex}.dashboard-intro h1{margin-bottom:10px;font-size:clamp(35px,5vw,58px)}.dashboard-intro p:not(.eyebrow){max-width:650px;margin-bottom:0}.continue-card{background:var(--surface);box-shadow:var(--shadow);border-radius:20px;justify-content:space-between;align-items:end;gap:30px;padding:clamp(25px,4vw,42px);display:flex}.continue-card h2{font-size:30px}.continue-card p{margin-bottom:23px}.progress-track{background:var(--surface-muted);border-radius:100px;width:min(480px,100%);height:8px;overflow:hidden}.progress-track span{border-radius:inherit;background:var(--orange);height:100%;display:block}.continue-card small,.progress-card small{color:var(--muted);font-size:12px}.dashboard-section{margin-top:55px}.progress-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.progress-card{border:1px solid var(--line);background:var(--surface);border-radius:15px;gap:17px;padding:18px;display:flex}.mini-visual{color:#fff;border-radius:12px;flex:0 0 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p{max-width:410px}.settings-stack{gap:16px;display:grid}.settings-card{border:1px solid var(--line);background:var(--surface);border-radius:16px;justify-content:space-between;align-items:center;gap:30px;padding:25px;display:flex}.settings-card h2{margin-bottom:8px;font-size:23px}.settings-card p{margin-bottom:0;font-size:14px}.settings-card>button{border:1px solid var(--line);background:var(--surface-muted);color:var(--muted);border-radius:8px;flex:none;padding:10px 12px;font-size:12px}.theme-control{border:1px solid var(--line);background:var(--surface-muted);border-radius:10px;padding:4px;display:inline-flex}.theme-control button{color:var(--muted);background:0 0;border:0;border-radius:7px;padding:8px 10px;font-size:12px;font-weight:750}.theme-control button.is-active{background:var(--surface);color:var(--purple);box-shadow:0 2px 6px #1e142d1a}.mobile-nav{display:none}@media (max-width:900px){.public-header nav{display:none}.skill-grid,.path-grid,.course-grid{grid-template-columns:repeat(2,1fr)}.hero,.proof-band,.certificate-panel{grid-template-columns:1fr}.proof-band{gap:20px}.app-shell{display:block}.learning-sidebar{display:none}.dashboard-main{width:min(100% - 40px,760px);padding-bottom:104px}.mobile-nav{z-index:30;padding:8px max(12px, env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-right));border-top:1px solid var(--line);background:var(--surface);grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:0;right:0}@supports (color:color-mix(in lab, red, red)){.mobile-nav{background:color-mix(in srgb, var(--surface) 94%, transparent)}}.mobile-nav{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.mobile-nav a{min-height:48px;color:var(--muted);place-items:center;gap:3px;font-size:16px;display:grid}.mobile-nav a.active{color:var(--purple)}.mobile-nav 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#ffffff80;display:block;position:absolute}.course-visual-shape-one{border-radius:50%;width:73px;height:73px;top:47px;left:30px}.course-visual-shape-two{background:#ffffff29;width:126px;height:12px;top:78px;left:6px;transform:rotate(-31deg)}.course-visual-data,.mini-data{background:linear-gradient(135deg,#25283c,#6a3996)}.course-visual-sql,.mini-sql{background:linear-gradient(135deg,#123d5c,#167596)}.course-visual-ai,.mini-ai{background:linear-gradient(135deg,#34244c,#a64770)}.course-visual-product,.mini-product{background:linear-gradient(135deg,#314738,#73894a)}.course-visual-sql .course-visual-shape-one{border-radius:8px;transform:rotate(45deg)}.course-visual-ai .course-visual-shape-one{border-radius:18px 0}.course-visual-product .course-visual-shape-one{border-radius:0 40px}.proof-steps article>div{min-width:0}.proof-steps small{background:var(--surface-muted);color:var(--muted);border-radius:999px;margin-top:9px;padding:5px 8px;font-size:11px;font-weight:700;display:inline-flex}.certificate-seal{border:1px solid var(--orange);width:58px;height:58px;color:var(--orange);letter-spacing:.08em;text-align:center;border-radius:50%;place-items:center;font-size:8px;font-weight:850;line-height:1.2;display:grid;transform:rotate(-9deg)}.certificate-page,.teach-page{grid-template-columns:minmax(0,1fr) minmax(280px,.75fr);align-items:center;gap:clamp(35px,7vw,92px);display:grid}.proof-pillars{flex-wrap:wrap;gap:8px;margin:24px 0;display:flex}.proof-pillars span{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:999px;padding:7px 10px;font-size:12px;font-weight:700}.certificate-demo{border:1px solid var(--line);background:var(--surface);min-height:310px;box-shadow:var(--shadow);flex-direction:column;justify-content:center;align-items:flex-start;gap:14px;padding:34px;display:flex;position:relative;overflow:hidden}.certificate-demo:before{border:1px solid 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var(--line);background:var(--surface);width:40px;height:40px;color:var(--ink);border-radius:10px;place-items:center;padding:0;display:grid}.mobile-public-nav{z-index:25;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);border-radius:15px;padding:10px;position:absolute;top:calc(100% + 8px);left:16px;right:16px}.mobile-public-nav.is-open{gap:14px;display:grid}.mobile-public-nav nav{display:grid}.mobile-public-nav nav a{border-bottom:1px solid var(--line);color:var(--ink);padding:12px 11px;font-size:14px;font-weight:720}.mobile-public-nav nav a:last-child{border-bottom:0}.mobile-public-nav>div{justify-content:space-between;align-items:center;gap:15px;padding:4px 3px 2px;display:flex}.mobile-public-nav .button{min-height:40px}.mobile-nav a{gap:5px;min-height:56px}.mobile-nav small{font-size:11px;line-height:1.05}.learning-sidebar nav a .learning-icon{width:18px}.certificate-page,.teach-page{grid-template-columns:1fr}.certificate-page{align-items:start}}@media (max-width:620px){.header-actions{gap:8px}.sign-in-link{display:none}.header-actions .button-small{min-height:40px;padding-inline:11px;font-size:12px}.certificate-demo{min-height:265px;padding:26px}.settings-status{width:100%;max-width:none}.proof-pillars span{font-size:11px}.progress-grid{grid-template-columns:minmax(0,1fr)}}