.site-footer{padding-top:72px;background:var(--atlantic-950);color:var(--foam-050)}.site-footer__grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:44px 28px}.site-footer__about{max-width:31ch}.site-footer__brand{color:var(--foam-050);font-family:var(--font-display);font-size:1.55rem;text-decoration:none}.site-footer__about p{margin-top:16px;color:var(--sky-200)}.site-footer__group{display:grid;align-content:start;gap:7px}.site-footer__group h2{margin-bottom:8px;color:var(--sand-200);font:700 .72rem var(--font-body);letter-spacing:.1em;text-transform:uppercase}.site-footer__group a{color:var(--foam-050);font-size:.92rem}.site-footer__external{grid-column:span 2;grid-template-columns:repeat(2,minmax(0,1fr))}.site-footer__external h2{grid-column:1 / -1}.site-footer__external a{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.site-footer__external small{color:var(--sky-200);font:600 .7rem var(--font-data)}.site-footer__legal{margin-top:56px;padding-block:24px;border-top:1px solid rgb(248 246 239 / 18%);color:var(--sky-200);font-size:.78rem}.site-footer__legal p{max-width:90ch;margin:0}@media(max-width:900px){.site-footer__grid{grid-template-columns:repeat(2,1fr)}.site-footer__about{grid-column:1 / -1}}@media(max-width:560px){.site-footer{padding-top:56px}.site-footer__grid{grid-template-columns:1fr 1fr;gap:36px 20px}.site-footer__external{grid-column:1 / -1;grid-template-columns:1fr}.site-footer__external h2{grid-column:auto}}.site-header{position:sticky;top:0;z-index:50;background:#f8f6efeb;backdrop-filter:blur(10px)}.site-header__inner{display:flex;min-height:var(--header-height);align-items:center;gap:20px}.site-brand{display:inline-flex;align-items:center;gap:10px;color:var(--atlantic-950);font-family:var(--font-display);font-size:1.08rem;line-height:1;text-decoration:none;white-space:nowrap}.site-brand b{color:var(--ocean-700);font:700 .72rem var(--font-body);letter-spacing:.12em;text-transform:uppercase}.site-brand__mark{width:38px;height:38px;flex:0 0 auto;border-radius:50%;object-fit:cover;box-shadow:0 0 0 1px #24243a1f}.desktop-nav{display:flex;align-self:stretch;align-items:center;gap:2px;margin-left:auto}.nav-menu{position:relative;height:100%}.nav-menu summary,.nav-direct{display:flex;height:100%;min-height:44px;align-items:center;gap:5px;padding:0 11px;border-bottom:3px solid transparent;color:var(--atlantic-950);cursor:pointer;font-size:.88rem;font-weight:700;list-style:none;text-decoration:none}.nav-menu summary::-webkit-details-marker{display:none}.nav-menu summary.is-current,.nav-direct.is-current{border-bottom-color:var(--workwear-orange)}.nav-menu__panel{position:absolute;top:calc(100% - 4px);left:0;display:grid;min-width:210px;gap:4px;padding:10px;border:1.5px solid var(--atlantic-950);border-radius:14px;background:var(--foam-050);box-shadow:var(--shadow-card)}.nav-menu__panel a{padding:9px 12px;border-radius:8px;color:var(--atlantic-950);font-weight:700;text-decoration:none;white-space:nowrap}.nav-menu__panel a:hover,.nav-menu__panel a.is-current{background:var(--sky-200)}.header-steam{min-height:42px;padding:8px 14px;font-size:.87rem}.header-beginner.button,.menu-trigger{display:none}.mobile-nav{width:min(92vw,440px);max-height:calc(100dvh - 24px);margin:12px 12px 12px auto;padding:0;border:2px solid var(--atlantic-950);border-radius:20px;background:var(--foam-050);color:var(--atlantic-950)}.mobile-nav::backdrop{background:#24243a9e}.mobile-nav__head{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid rgb(36 36 58 / 20%);background:var(--foam-050)}.mobile-nav__close{width:44px;height:44px;border:0;background:transparent;color:var(--atlantic-950);cursor:pointer;font-size:2rem;line-height:1}.mobile-nav nav{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px;padding:24px 20px 32px}.mobile-nav section{display:grid;align-content:start;gap:6px}.mobile-nav h2{margin:0 0 3px;font:700 .72rem var(--font-body);letter-spacing:.1em;text-transform:uppercase}.mobile-nav section a{color:var(--atlantic-950);font-weight:700}.mobile-nav nav>.button{grid-column:1 / -1}.reading-progress{--reading-progress: 0%;position:absolute;right:0;bottom:-6px;left:0;height:7px;border-block:1px solid rgb(36 36 58 / 32%);background:repeating-linear-gradient(90deg,transparent 0 47px,rgb(201 223 236 / 28%) 47px 48px),var(--atlantic-950);box-shadow:0 3px 10px #0a102333}.reading-progress__fill{position:relative;display:block;width:var(--reading-progress);height:100%;background:linear-gradient(90deg,var(--sea-400),var(--workwear-orange));box-shadow:0 0 12px #ec7f24a6;transition:width 80ms linear}.reading-progress__fill:after{position:absolute;top:50%;right:0;width:11px;height:11px;border:2px solid var(--foam-050);border-radius:50%;background:var(--workwear-orange);box-shadow:0 0 0 3px #ec7f2447;content:"";opacity:0;transform:translateY(-50%)}.reading-progress[data-started] .reading-progress__fill:after{opacity:1}@media(max-width:1100px){.desktop-nav,.header-steam.button{display:none}.site-header__inner{gap:12px}.header-beginner.button{display:inline-flex;margin-left:auto;min-height:42px;padding:8px 13px;font-size:.82rem}.menu-trigger{display:inline-flex;min-width:44px;min-height:44px;align-items:center;gap:8px;padding:8px 10px;border:1.5px solid var(--atlantic-950);border-radius:10px;background:var(--foam-050);color:var(--atlantic-950);cursor:pointer;font-weight:700}.menu-trigger__lines,.menu-trigger__lines:before,.menu-trigger__lines:after{display:block;width:18px;height:2px;background:currentColor;content:""}.menu-trigger__lines{position:relative}.menu-trigger__lines:before{position:absolute;top:-6px}.menu-trigger__lines:after{position:absolute;top:6px}}@media(max-width:560px){.site-brand span{display:grid;gap:2px;font-size:.82rem}.site-brand b{font-size:.6rem}.site-brand__mark{width:32px;height:32px}.menu-trigger>span:first-child{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.reading-progress{bottom:-4px;height:5px}.reading-progress__fill:after{width:9px;height:9px}}@media(prefers-reduced-motion:reduce){.reading-progress__fill{transition:none}}:root{--atlantic-950: #24243a;--ocean-700: #476a86;--sea-400: #78a5c7;--sky-200: #c9dfec;--foam-050: #f8f6ef;--sand-200: #e7d6af;--workwear-orange: #e77b25;--boss-coral: #e34d58;--poison-violet: #a94a9c;--radar-green: #5e9e4a;--warning-amber: #d99a2b;--secondary-text: #4b5a68;--content-width: 1280px;--article-width: 740px;--header-height: 72px;--shadow-card: 0 10px 24px rgb(36 36 58 / 12%);--shadow-hover: 0 14px 30px rgb(36 36 58 / 18%);--font-display: "Metamorphous", Georgia, serif;--font-body: "Alegreya Sans", system-ui, sans-serif;--font-data: "Inconsolata", ui-monospace, monospace}@font-face{font-family:Metamorphous;src:url(/fonts/metamorphous-latin-400.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:Alegreya Sans;src:url(/fonts/alegreya-sans-latin-400.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:400}@font-face{font-family:Alegreya Sans;src:url(/fonts/alegreya-sans-latin-700.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:700}@font-face{font-family:Inconsolata;src:url(/fonts/inconsolata-latin-600.woff2) format("woff2");font-display:swap;font-style:normal;font-weight:600}*,*:before,*:after{box-sizing:border-box}html{background:var(--foam-050);color:var(--atlantic-950);font-family:var(--font-body);font-size:18px;scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;min-width:320px;background:linear-gradient(155deg,rgb(201 223 236 / 72%) 0,transparent 32rem),linear-gradient(180deg,#eef6f8 0,var(--foam-050) 30rem);color:var(--atlantic-950);line-height:1.7}body:before{position:fixed;inset:0;z-index:-1;background-image:linear-gradient(135deg,rgb(71 106 134 / 3%) 25%,transparent 25% 75%,rgb(120 165 199 / 3%) 75%);background-size:120px 120px;content:"";pointer-events:none}img{display:block;max-width:100%;height:auto}a{color:#2f617f;text-decoration-thickness:1px;text-underline-offset:.18em}a:hover{color:var(--atlantic-950);text-decoration-thickness:2px}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--foam-050);box-shadow:0 0 0 5px var(--workwear-orange)}.skip-link{position:fixed;top:10px;left:10px;z-index:100;padding:10px 16px;transform:translateY(-160%);border-radius:10px;background:var(--atlantic-950);color:var(--foam-050)}.skip-link:focus{transform:translateY(0)}.container{width:min(calc(100% - 64px),var(--content-width));margin-inline:auto}.section{padding-block:104px}.section--compact{padding-block:64px}.eyebrow{margin:0 0 12px;color:var(--ocean-700);font-size:.72rem;font-weight:700;letter-spacing:.12em;line-height:1.2;text-transform:uppercase}h1,h2,h3{margin-block:0;font-family:var(--font-display);font-weight:400;line-height:1.15}h1{font-size:clamp(2.25rem,5vw,4rem);line-height:1.04}h2{font-size:clamp(1.75rem,3vw,2.35rem)}h3{font-size:1.3rem}p{margin-block:0 1rem}.lead{max-width:72ch;color:var(--secondary-text);font-size:clamp(1.05rem,2vw,1.2rem)}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border:2px solid var(--atlantic-950);border-radius:12px;font-weight:700;line-height:1.2;text-decoration:none;transition:transform .14s ease,box-shadow .14s ease,background .14s ease}.button:hover{transform:translateY(-2px);color:var(--atlantic-950);box-shadow:var(--shadow-hover)}.button--primary{background:var(--workwear-orange);color:var(--atlantic-950)}.button--secondary{background:var(--foam-050);color:var(--atlantic-950)}.button--dark{border-color:var(--foam-050);background:var(--atlantic-950);color:var(--foam-050)}.button--dark:hover{color:var(--foam-050)}.button-row{display:flex;flex-wrap:wrap;gap:12px}.card{border:1.5px solid rgb(36 36 58 / 45%);border-radius:18px;background:var(--foam-050);box-shadow:var(--shadow-card),inset 0 1px #ffffffa6}.status{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border:1px solid var(--radar-green);border-radius:999px;color:#356228;font-size:.78rem;font-weight:700;line-height:1.25}.status:before{width:7px;height:7px;border-radius:50%;background:var(--radar-green);content:""}.status--pending{border-color:var(--warning-amber);color:#74500b}.status--pending:before{background:var(--warning-amber)}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:1199px){.container{width:min(calc(100% - 48px),var(--content-width))}.section{padding-block:80px}}@media(max-width:767px){html{font-size:17px}.container{width:min(calc(100% - 32px),var(--content-width))}.section{padding-block:64px}.button-row{flex-direction:column}.button-row .button{width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}