:root{--ink: #0B1220;--ink-2: #141C2E;--ink-3: #1C2740;--mist: #E9EEF3;--surface: #FFFFFF;--line: #D5DEE8;--text: #142033;--text-2: #4A5870;--text-3: #7A879C;--amber: #D9A441;--amber-deep: #B8862E;--amber-soft: #F7E8C4;--cyan: #3ECFBF;--cyan-deep: #1FA89A;--cyan-soft: #D7F5F1;--ok: #1B8A5A;--font-display: "Figtree", "Source Sans 3", sans-serif;--font-body: "Source Sans 3", "Segoe UI", sans-serif;--r: 14px;--r-lg: 22px;--container: 1120px;--header-h: 72px;--page-bg: var(--mist);--accent: var(--amber);--accent-strong: var(--amber-deep);--accent-soft: var(--amber-soft);--teal: var(--cyan);--teal-soft: var(--cyan-soft);--teal-text: var(--cyan-deep);--navy: var(--ink);--navy-2: var(--ink-2);--navy-border: #2A3550;--navy-text: #F2F5F8;--navy-text-2: #9AA8C0;--border: var(--line);--alt-bg: #F3F6F9;--font-mono: 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0}.site-header__brand{display:inline-flex;align-items:center;gap:10px}.site-header__logo-img{width:40px;height:40px;object-fit:contain}.site-header__wordmark{font-family:var(--font-display);font-weight:800;font-size:20px;color:#fff;letter-spacing:-.03em}.site-header__wordmark span{color:var(--cyan)}.site-header__nav{display:flex;align-items:center;gap:22px}.site-header__link{font-size:14px;font-weight:600;color:#ffffffb8;transition:color .15s}.site-header__link:hover{color:#fff}.site-header__actions{display:flex;align-items:center;gap:14px}.site-header__login{font-size:14px;font-weight:600;color:#ffffffb8;background:none;border:0;padding:0}.site-header__login:hover{color:#fff}.site-header__burger{display:none;background:none;border:0;padding:6px;color:#fff}.site-header__burger svg{width:24px;height:24px}body:not(.home) .site-header{position:sticky;background:#e9eef3eb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}body:not(.home) 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both}.hero__panel-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#8b97ad}.hero__panel-top .live{color:var(--cyan);display:inline-flex;align-items:center;gap:7px}.hero__panel-top .live:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 #3ecfbf99;animation:pulse 1.8s infinite}.hero__q{font-size:14.5px;color:#c5cedd;margin-bottom:16px;line-height:1.5}.hero__metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}.hero__metric{background:#0b12208c;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:12px}.hero__metric .k{font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#7a879c;margin-bottom:4px}.hero__metric .v{font-family:var(--font-display);font-weight:800;font-size:22px;color:#fff}.hero__verdict{border-left:3px solid var(--amber);padding:10px 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p{color:#9aa8c0;font-size:16.5px;max-width:42ch;margin-bottom:24px}.axle-chips{display:flex;flex-wrap:wrap;gap:8px}.axle-chip{font-size:13px;font-weight:600;color:#d7deea;border:1px solid rgba(255,255,255,.12);background:#ffffff0a;padding:8px 12px;border-radius:999px;display:inline-flex;align-items:center;gap:7px}.axle-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan)}.axle-demo-card{background:var(--ink-2);border:1px solid 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var(--line);border-left:4px solid var(--cyan);border-radius:0 var(--r) var(--r) 0;padding:22px 22px 22px 20px}.tool-card .mono-tile{display:none}.tool-card h3{font-size:1.05rem;margin-bottom:6px}.tool-card p{color:var(--text-2);font-size:14.5px}.pricing__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;position:relative}.plan--featured{background:var(--ink);border-color:var(--ink);color:#f2f5f8}.plan__badge{position:absolute;top:-12px;left:20px;background:var(--amber);color:var(--ink);font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:6px 12px;border-radius:8px}.plan__name{font-family:var(--font-display);font-weight:700;font-size:18px;margin-bottom:6px}.plan__sub{font-size:14px;color:var(--text-2);margin-bottom:18px}.plan--featured .plan__sub{color:#9aa8c0}.plan__price{display:flex;align-items:baseline;gap:6px;margin-bottom:20px}.plan__price .amount{font-family:var(--font-display);font-weight:800;font-size:36px;color:var(--text)}.plan--featured .plan__price .amount{color:#fff}.plan__price .unit{font-size:13px;color:var(--text-3)}.plan--featured .plan__price .unit{color:#8b97ad}.plan__features{display:flex;flex-direction:column;gap:11px;margin-bottom:24px;flex:1}.plan__feature{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);line-height:1.4}.plan--featured .plan__feature{color:#b8c3d6}.plan__feature svg{flex-shrink:0;margin-top:1px}.pricing-note{text-align:center;margin-top:22px;color:var(--text-2);font-size:14px}.faq__list{max-width:760px}.faq__item{border-bottom:1px solid var(--line)}.faq__question{width:100%;text-align:left;background:none;border:0;padding:20px 0;display:flex;justify-content:space-between;gap:16px;align-items:center}.faq__question span:first-child{font-family:var(--font-display);font-weight:700;font-size:16.5px;color:var(--text)}.faq__icon{width:28px;height:28px;border-radius:8px;background:var(--amber-soft);color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:18px}.faq__answer{display:none;padding:0 0 20px;color:var(--text-2);font-size:15px;line-height:1.65}.faq__item[data-open=true] .faq__answer{display:block}.faq__item[data-open=true] .faq__icon{transform:rotate(45deg)}.final-cta{padding-bottom:clamp(64px,9vw,96px)}.final-cta__inner{background:radial-gradient(ellipse 60% 80% at 85% 20%,rgba(62,207,191,.16),transparent 55%),var(--ink);border-radius:28px;padding:clamp(40px,6vw,72px);text-align:left;display:grid;gap:18px;color:#f2f5f8}.final-cta__inner h2{font-size:clamp(1.8rem,3.2vw,2.5rem);color:#fff;max-width:16ch}.final-cta__inner p{color:#9aa8c0;max-width:42ch;margin-bottom:8px}.site-footer{background:#070c16;padding:clamp(48px,7vw,80px) 0 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40%,white);border-color:var(--cyan)}.auth-text-btn{border:0;background:transparent;padding:0;margin:0;font:inherit;font-size:13px;font-weight:600;color:var(--cyan-deep);cursor:pointer;text-decoration:none;white-space:nowrap}.auth-text-btn:hover{color:var(--ink);text-decoration:underline}.auth-text-btn--inline{display:inline;vertical-align:baseline}.auth-back{display:inline-flex;align-items:center;gap:6px;border:0;background:transparent;padding:0;margin:0 0 18px;font:inherit;font-size:13.5px;font-weight:600;color:var(--text-2);cursor:pointer}.auth-back:hover{color:var(--ink)}.auth-back svg{flex-shrink:0}.auth-success{margin:0;padding:12px 14px;border-radius:12px;background:color-mix(in srgb,var(--cyan) 14%,#fff);border:1px solid color-mix(in srgb,var(--cyan) 35%,var(--line));color:var(--cyan-deep);font-size:14px;line-height:1.45}.auth-error{margin:0;padding:12px 14px;border-radius:12px;background:#fff5f5;border:1px solid #F0D4D4;color:#b42318;font-size:13.5px;line-height:1.45}.dashboard-page{padding-top:clamp(40px,6vw,72px)}.dashboard-head{margin-bottom:36px;max-width:720px}.dashboard-sub{color:var(--text-2);margin-top:10px;font-size:16px}.dashboard-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.dash-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px}.dash-card--wide{grid-column:1 / -1}.dash-card h2{font-size:1.15rem;margin-bottom:16px}.dash-list{display:grid;gap:12px}.dash-row{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14.5px}.dash-row span{color:var(--text-2)}.dash-help{color:var(--text-2);font-size:14px;line-height:1.55}.dash-help a{color:var(--cyan-deep);text-decoration:underline}.dash-purchase{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid 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var(--line);border-radius:16px;padding:22px;background:var(--alt-bg)}.course-checklist__head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:18px}.course-checklist__head h3{font-size:1.1rem}.course-checklist__progress{font-size:13px;font-weight:600;color:var(--course-accent-deep)}.course-checklist__group+.course-checklist__group{margin-top:20px}.course-checklist__group h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-3);margin-bottom:10px}.course-checklist__group ul{list-style:none;padding:0}.course-checklist__item{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;cursor:pointer;transition:border-color .15s,background .15s}.course-checklist__group li+li{margin-top:8px}.course-checklist__item:has(input:checked){border-color:var(--ok);background:#f0faf6}.course-checklist__item 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legend{font-family:var(--font-display);font-weight:700;font-size:1rem;margin-bottom:12px;padding:0}.course-quiz__choices{display:grid;gap:8px}.course-quiz__choice{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;cursor:pointer;transition:border-color .15s,background .15s}.course-quiz__choice:has(input:checked){border-color:var(--course-accent);background:var(--course-accent-soft)}.course-quiz__choice input{margin-top:3px;accent-color:var(--course-accent-deep)}.course-quiz__explain{margin-top:12px;padding:12px 14px;border-radius:10px;font-size:14px;line-height:1.45}.course-quiz__explain--ok{background:#f0faf6;color:var(--ok);border:1px solid #C8E8DC}.course-quiz__explain--bad{background:#fff5f5;color:#b42318;border:1px solid #F0D4D4}.course-quiz__question.is-correct{border-color:var(--ok)}.course-quiz__question.is-wrong{border-color:#e8a8a8}.course-quiz__score{margin-top:18px;padding:16px 20px;border-radius:12px;font-family:var(--font-display);font-weight:700;font-size:1.05rem}.course-quiz__score--pass{background:#f0faf6;color:var(--ok);border:1px solid #C8E8DC}.course-quiz__score--fail{background:#fff8eb;color:var(--amber-deep);border:1px solid var(--amber-soft)}.course-quiz--celebrate{animation:quizPassPulse .9s ease}.course-footer-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;padding:16px 24px;border-top:1px solid var(--line);background:#fafbfc}.course-footer-nav .btn--primary{margin:0 auto}.course-sidebar-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0b122073;z-index:250}.course-sidebar-backdrop[hidden]{display:none!important}.course-error{color:#b42318;padding:24px}.dash-courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.dash-course-card{border:1px solid 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solid var(--amber);text-align:center;box-shadow:0 24px 64px #0b122040;transform:scale(.92);opacity:0;transition:transform .3s ease,opacity .3s ease}.game-levelup.is-visible .game-levelup__card{transform:scale(1);opacity:1;animation:levelUpPop .45s ease}.game-levelup__eyebrow{font-family:var(--font-display);font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--amber-deep);margin-bottom:8px}.game-levelup__title{font-family:var(--font-display);font-size:1.75rem;margin-bottom:8px}.game-levelup__blurb{color:var(--text-2);margin-bottom:20px}.game-confetti{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none;z-index:550}.course-graduation{margin-top:8px;padding:28px;border-radius:18px;background:linear-gradient(145deg,color-mix(in srgb,var(--ink) 92%,transparent),color-mix(in srgb,var(--cyan) 18%,var(--ink)));color:#fff;text-align:center}.course-graduation__eyebrow{font-family:var(--font-display);font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--amber);margin-bottom:8px}.course-graduation__title{font-family:var(--font-display);font-size:1.35rem;margin-bottom:12px}.course-graduation__xp{font-size:15px;margin-bottom:20px;opacity:.9}.course-graduation__badges{margin-bottom:24px;text-align:left}.course-graduation__badges-label{display:block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:10px;opacity:.75}.course-graduation__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.dash-player{padding:0;overflow:hidden}.dash-player__head{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;padding:24px;background:linear-gradient(135deg,var(--ink) 0%,color-mix(in srgb,var(--cyan) 22%,var(--ink)) 100%);color:#fff}.dash-player__level{font-family:var(--font-display);font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--amber)}.dash-player__title{font-family:var(--font-display);font-size:1.5rem;margin:4px 0}.dash-player__blurb{font-size:14px;opacity:.85;max-width:420px}.dash-player__xp{min-width:220px;flex:1;display:flex;flex-direction:column;justify-content:center;gap:8px}.dash-player__xp-bar{height:10px;border-radius:999px;background:#ffffff26;overflow:hidden}.dash-player__xp-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--amber),var(--cyan));box-shadow:0 0 14px color-mix(in srgb,var(--cyan) 50%,transparent);transition:width .4s ease}.dash-player__xp-label{font-size:13px;opacity:.9}.dash-badge-shelf{display:flex;flex-wrap:wrap;gap:10px;padding:16px 24px;border-bottom:1px solid var(--line)}.dash-badge{display:flex;flex-direction:column;align-items:center;gap:4px;width:72px;text-align:center}.dash-badge__icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:12px;border:1.5px solid var(--line);background:var(--alt-bg);color:var(--text-3)}.dash-badge__name{font-size:10px;font-weight:600;color:var(--text-3);line-height:1.2}.dash-badge--earned .dash-badge__icon{background:color-mix(in srgb,var(--amber) 20%,var(--surface));border-color:color-mix(in srgb,var(--amber) 45%,var(--line));color:var(--amber-deep);box-shadow:0 4px 12px color-mix(in srgb,var(--amber) 25%,transparent)}.dash-badge--earned .dash-badge__name{color:var(--text-2)}.dash-badge--locked{opacity:.45}.dash-player__stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:16px 24px 20px}.dash-player__stat{text-align:center;padding:12px;border-radius:12px;background:var(--alt-bg)}.dash-player__stat strong{display:block;font-family:var(--font-display);font-size:1.35rem;color:var(--ink)}.dash-player__stat span{font-size:12px;color:var(--text-2)}.dash-course-card--cleared{border-color:color-mix(in srgb,var(--cyan) 40%,var(--line))}.dash-course-card__flair{font-size:18px;color:var(--amber);line-height:1}.dash-course-card__cta--cleared{background:color-mix(in srgb,var(--cyan) 18%,var(--surface));color:var(--ink);border:1.5px solid color-mix(in srgb,var(--cyan) 45%,var(--line))}.dash-course-card__cta--cleared:hover{background:color-mix(in srgb,var(--cyan) 28%,var(--surface))}@keyframes xpPulse{0%,to{filter:brightness(1);box-shadow:0 0 12px color-mix(in srgb,var(--cyan) 45%,transparent)}50%{filter:brightness(1.15);box-shadow:0 0 20px color-mix(in srgb,var(--cyan) 65%,transparent)}}@keyframes toastIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes 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clamp(32px,5vw,64px);pointer-events:none;z-index:0;overflow:hidden;border-radius:28px}.course-atmosphere__orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55}.course-atmosphere__orb--amber{width:min(480px,45vw);height:min(480px,45vw);top:-8%;left:-6%;background:#d9a44159}.course-atmosphere__orb--cyan{width:min(420px,40vw);height:min(420px,40vw);top:20%;right:-4%;background:#3ecfbf47}.course-atmosphere__orb--ink{width:min(560px,50vw);height:min(360px,35vw);bottom:-12%;left:30%;background:#0b122033}.course-shell{position:relative;z-index:1;grid-template-columns:minmax(320px,340px) minmax(0,1fr);min-height:calc(100vh - var(--header-h) - clamp(48px,8vw,96px));border-radius:24px;box-shadow:0 32px 80px #0b12202e,0 0 0 1px #ffffff0f inset;border-color:#0b12201f}.course-sidebar{background:radial-gradient(ellipse 120% 80% at 0% 0%,rgba(62,207,191,.08),transparent 55%),radial-gradient(ellipse 90% 60% at 100% 100%,rgba(217,164,65,.06),transparent 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