:root{color-scheme:light;--bg:#f5f7fb;--paper:#fff;--ink:#172033;--muted:#677287;--line:#e5e9f0;--primary:#5646db;--primary-dark:#4334c4;--pale:#eeecff;--shadow:0 18px 50px rgba(27,34,69,.07)}
:root[data-theme="dark"]{color-scheme:dark;--bg:#101421;--paper:#191e2e;--ink:#f0f1fa;--muted:#a6adc2;--line:#2a3042;--primary:#a69cff;--primary-dark:#c3bcff;--pale:#282444;--shadow:0 18px 50px rgba(0,0,0,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.65 "DM Sans",system-ui,sans-serif;transition:background .2s,color .2s}a{color:inherit;text-decoration:none}.topbar{height:76px;display:flex;align-items:center;gap:42px;padding:0 max(calc((100vw - 1160px)/2),28px);border-bottom:1px solid var(--line);background:var(--paper)}.brand{display:flex;align-items:center;gap:10px;font:800 17px/1 "Manrope",sans-serif;letter-spacing:-.6px}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--primary);color:white;font-size:18px}.brand-light{font-weight:500;color:var(--muted)}.brand small{display:block;margin-top:5px;font:600 9px/1 "DM Sans",sans-serif;letter-spacing:1.8px;color:var(--muted)}.top-links{display:flex;gap:30px;margin-left:auto}.top-links a{font-size:13px;color:var(--muted);font-weight:600}.top-links a:hover,.back-top:hover{color:var(--primary)}.theme-toggle{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;background:var(--paper);color:var(--ink);cursor:pointer;font-size:18px}.hero{max-width:1160px;min-height:540px;margin:0 auto;padding:86px 0 72px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:55px}.eyebrow{font-size:10px;font-weight:800;letter-spacing:2px;color:var(--primary);display:flex;gap:9px;align-items:center}.hero .eyebrow>span{width:7px;height:7px;background:#ec9e61;border-radius:50%;box-shadow:0 0 0 4px rgba(236,158,97,.13)}h1,h2,h3,p{margin-top:0}.hero h1{font:800 clamp(38px,5vw,60px)/1.11 "Manrope",sans-serif;letter-spacing:-2.5px;margin:20px 0 18px}.hero h1 em{font-weight:500;color:var(--primary);font-style:normal}.hero-text{max-width:540px;color:var(--muted);font-size:16px;line-height:1.85;margin-bottom:25px}.primary-button{display:inline-flex;align-items:center;gap:25px;padding:13px 18px;border-radius:8px;background:var(--primary);color:#fff;font-weight:700;font-size:13px;box-shadow:0 7px 18px rgba(86,70,219,.22)}.primary-button:hover{background:var(--primary-dark)}.primary-button span{font-size:17px}.hero-meta{display:flex;gap:12px;align-items:center;margin-top:28px;color:var(--muted);font-size:12px}.hero-meta b{color:var(--ink)}.avatar-stack{display:flex;padding-left:4px}.avatar-stack i{display:grid;place-items:center;width:25px;height:25px;margin-left:-4px;border:2px solid var(--bg);border-radius:50%;background:#e6c6a5;color:#51372b;font:700 10px "DM Sans";font-style:normal}.avatar-stack i:nth-child(2){background:#c5d5f3;color:#28437b}.avatar-stack i:nth-child(3){background:#d7d2fc;color:#5144b8}.hero-art{height:360px;position:relative;display:grid;place-items:center}.orbit{position:absolute;border:1px solid var(--line);border-radius:50%;transform:rotate(-24deg)}.orbit-one{width:360px;height:230px}.orbit-two{width:270px;height:350px;transform:rotate(56deg);border-color:rgba(86,70,219,.2)}.core{z-index:1;width:155px;height:155px;border-radius:46px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(145deg,#7265ed,#4939c9);color:#fff;box-shadow:0 26px 55px rgba(72,57,196,.28);transform:rotate(-8deg)}.core strong{font:800 36px "Manrope";letter-spacing:-2px;transform:rotate(8deg)}.core small{font:600 7px "DM Sans";letter-spacing:1.7px;margin-top:5px;transform:rotate(8deg);opacity:.75}.core-spark{position:absolute;top:17px;right:25px;color:#f6ca79;font-size:19px;transform:rotate(8deg)}.node{position:absolute;z-index:2;display:grid;place-items:center;background:var(--paper);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);font-weight:800}.node-a{width:66px;height:56px;top:28px;left:26% ;color:#5545cf}.node-b{width:52px;height:48px;top:76px;right:10%;color:#e78852;font-size:12px}.node-c{width:58px;height:52px;bottom:45px;left:10%;color:#448c70}.node-d{width:62px;height:50px;bottom:30px;right:22%;color:#397eb2;font-size:12px}.art-caption{position:absolute;bottom:-7px;left:0;right:0;text-align:center;color:var(--muted);font-size:11px}.pulse{display:inline-block;width:6px;height:6px;border-radius:50%;background:#53bd88;margin-right:7px}.materials{background:var(--paper);padding:72px max(calc((100vw - 1160px)/2),28px) 84px}.section-heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:28px}.section-heading h2,.path h2{font:800 31px/1.2 "Manrope";letter-spacing:-1.2px;margin:9px 0 0}.section-heading>p{width:330px;color:var(--muted);font-size:13px;margin:0 0 3px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.course-card,.next-card{min-height:285px;padding:22px;border:1px solid var(--line);border-radius:13px;background:var(--paper);transition:transform .2s,border-color .2s,box-shadow .2s}.course-card:hover{transform:translateY(-4px);border-color:rgba(86,70,219,.45);box-shadow:var(--shadow)}.course-card.featured{background:linear-gradient(145deg,#f5f3ff,#fff 70%);border-color:#ddd9ff}:root[data-theme="dark"] .course-card.featured{background:linear-gradient(145deg,#24203e,var(--paper) 70%);border-color:#403a69}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.course-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:12px;font-size:19px;font-weight:700}.icon-violet{background:#eeebff;color:#6858dc}.icon-blue{background:#e9f3ff;color:#4485c5}.icon-coral{background:#fff0eb;color:#e17a55}.icon-green{background:#e9f6ef;color:#399168}.icon-amber{background:#fff4dc;color:#d99b2f}.card-number{font:700 11px "Manrope";color:#a2a9b7}.course-tag{font-size:9px;font-weight:800;letter-spacing:1.4px;color:var(--muted)}.course-card h3,.next-card h3{font:750 18px/1.35 "Manrope";letter-spacing:-.4px;margin:9px 0}.course-card p,.next-card p{font-size:12px;line-height:1.75;color:var(--muted);margin-bottom:16px}.card-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;border-top:1px solid var(--line);font-size:11px;color:var(--primary);font-weight:700}.arrow{font-size:17px}.next-card{background:var(--pale);border-color:transparent}.next-icon{color:var(--primary);font-size:21px;margin-bottom:12px}.next-card h3{font-size:20px}.next-card a,.path-copy>a{font-size:12px;color:var(--primary);font-weight:800}.next-card a span,.path-copy>a span{font-size:16px;margin-left:8px}.path{max-width:1160px;margin:0 auto;padding:84px 0 90px;display:grid;grid-template-columns:.85fr 1.15fr;gap:100px;align-items:center}.path-copy>p{color:var(--muted);font-size:13px;line-height:1.8;margin:18px 0}.steps{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.steps li{display:flex;align-items:center;gap:16px;padding:17px 8px;border-bottom:1px solid var(--line)}.steps li>span{font:700 11px "Manrope";color:var(--primary)}.steps li div{display:flex;flex-direction:column;gap:3px;flex:1}.steps b{font-size:13px}.steps small{font-size:11px;color:var(--muted)}.steps i{font-style:normal;color:var(--muted)}footer{min-height:82px;border-top:1px solid var(--line);display:flex;align-items:center;gap:20px;padding:18px max(calc((100vw - 1160px)/2),28px);color:var(--muted);font-size:11px}footer>span{margin:auto}.footer-brand{color:var(--ink);font-size:14px}.footer-brand .brand-mark{width:29px;height:29px;border-radius:9px;font-size:16px}.back-top{font-weight:700}
@media(max-width:1200px){.hero,.path{margin-left:36px;margin-right:36px}.hero{gap:20px}.materials{padding-left:36px;padding-right:36px}}
@media(max-width:760px){.topbar{height:66px;padding:0 18px;gap:16px}.top-links{gap:15px}.top-links a{font-size:12px}.hero{padding:58px 0 48px;margin:0 22px;grid-template-columns:1fr;gap:8px}.hero h1{font-size:43px}.hero-text{font-size:14px}.hero-art{height:300px}.orbit-one{width:300px;height:195px}.orbit-two{width:235px;height:300px}.materials{padding:55px 20px}.section-heading{display:block}.section-heading h2,.path h2{font-size:27px}.section-heading>p{width:auto;margin-top:12px}.card-grid{grid-template-columns:1fr 1fr;gap:11px}.course-card,.next-card{padding:17px;min-height:270px}.course-card h3{font-size:16px}.path{margin:0;padding:55px 22px;grid-template-columns:1fr;gap:28px}.steps li{padding:14px 4px}footer{padding:18px 20px;flex-wrap:wrap}footer>span{order:3;width:100%;margin:0}.back-top{margin-left:auto}}
@media(max-width:440px){.brand{font-size:15px}.top-links{gap:10px}.top-links a{font-size:11px}.card-grid{grid-template-columns:1fr}.course-card,.next-card{min-height:0}.course-card p,.next-card p{margin-bottom:12px}.hero-art{height:260px}.node-a{left:15%}.node-b{right:6%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}
.topbar .theme-toggle .theme-label{display:none}
.topbar .theme-toggle .theme-icon{font-size:18px;line-height:1}
.to-top{position:fixed;z-index:70;right:24px;bottom:24px;display:grid;place-items:center;width:46px;height:46px;border:0;border-radius:14px;background:var(--primary);color:#fff;box-shadow:0 9px 25px rgba(86,70,219,.3);font:700 23px/1 "DM Sans",sans-serif;opacity:0;visibility:hidden;transform:translateY(9px);transition:opacity .18s,transform .18s,visibility .18s;cursor:pointer}.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.to-top:hover{filter:brightness(1.08)}
@media(max-width:560px){.to-top{right:16px;bottom:16px;width:43px;height:43px;border-radius:13px}}
.topbar{position:sticky;top:0;z-index:60}