:root{--paper:#fef7e7;--ink:#020507;--cream:#fce8d7;--coral:#f9060b;--sky:#87c4fd;--sky-soft:#97c8fc;--slate:#555968;--slate-deep:#4a5568;--stone:#c8bab6;--white:#fdfbf6;--muted:#4a5568;--line:#020507;--display:"Space Grotesk", "Noto Sans SC", "Noto Sans", system-ui, sans-serif;--body:"IBM Plex Sans", "Noto Sans SC", "Noto Sans", system-ui, sans-serif;--shadow:6px 6px 0 var(--line);--radius:10px;--step-1:#d9ecff;--step-2:var(--cream);--step-3:#ffd6d8;--bench:var(--sky);--on-bench:#020507;--on-step:#020507}html[data-theme=dark]{--paper:#1a1d24;--ink:#fef7e7;--cream:#2a303c;--white:#222733;--muted:#c8bab6;--line:#e8e2d4;--stone:#6b7280;--sky:#3d6a9e;--sky-soft:#4a7ab0;--step-1:#243447;--step-2:#2a303c;--step-3:#3a2428;--bench:#2f4f72;--on-bench:#fef7e7;--on-step:#fef7e7;--shadow:6px 6px 0 #0b0d11}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{overflow-x:hidden}body{background:radial-gradient(circle at 12% 18%, #87c4fd2e, transparent 28%), radial-gradient(circle at 88% 8%, #f9060b14, transparent 24%), var(--paper);color:var(--ink);font:500 1rem/1.65 var(--body);margin:0}img{max-width:100%;height:auto;display:block}a{color:inherit}.wrap{width:min(1180px,100% - 40px);margin-inline:auto}.site-header{z-index:30;background:color-mix(in srgb, var(--paper) 94%, white);border-bottom:3px solid var(--line);backdrop-filter:blur(6px);position:sticky;top:0}.header-row{align-items:center;gap:18px;min-height:74px;display:flex}.brand{font:700 1rem/1.1 var(--display);align-items:center;gap:10px;text-decoration:none;display:flex}.brand img{border:2px solid var(--line);background:var(--white);border-radius:10px;width:46px;height:46px}.brand small{color:var(--coral);letter-spacing:.12em;text-transform:uppercase;font-size:.68rem;display:block}.desktop-nav{flex-wrap:nowrap;gap:14px;margin-left:auto;display:flex}.desktop-nav a{border-bottom:2px solid #0000;padding:6px 0;font-size:.92rem;font-weight:700;text-decoration:none}.desktop-nav a:hover{border-bottom-color:var(--coral)}.header-actions{align-items:center;gap:8px;margin-left:auto;display:flex}.header-actions button,.language-picker button{border:2px solid var(--line);background:var(--white);color:var(--ink);font:800 .8rem var(--body);cursor:pointer;border-radius:8px;padding:8px 10px}.language-picker{position:relative}.language-picker [data-language-menu]{background:var(--white);border:3px solid var(--line);z-index:40;width:210px;max-height:70vh;padding:8px;position:absolute;top:calc(100% + 8px);right:0;overflow:auto}.language-picker [data-language-menu] a,.language-picker [data-language-menu] span{padding:7px 9px;text-decoration:none;display:block}.language-picker [data-language-menu] span{opacity:.55}.menu-toggle{display:none}[data-mobile-nav-panel]{background:var(--white);border-top:2px solid var(--line);padding:12px 20px}[data-mobile-nav-panel] a{padding:10px;font-weight:700;text-decoration:none;display:block}.keycap,.keys kbd,.key-chip{border:2px solid var(--line);background:var(--white);min-width:2.1rem;box-shadow:2px 2px 0 var(--line);font:800 .85rem/1 var(--display);border-radius:8px;justify-content:center;align-items:center;padding:.35rem .55rem;display:inline-flex}.keycap.coral,.key-chip.coral{background:var(--coral);color:#fef7e7}.keycap.sky,.key-chip.sky{background:var(--sky)}.keycap.slate,.key-chip.slate{background:var(--slate);color:#fef7e7}.hero{padding:36px 0 28px}.hero-shell{border:3px solid var(--line);background:var(--cream);min-height:480px;box-shadow:var(--shadow);border-radius:4px;grid-template-columns:1.05fr .95fr;display:grid;overflow:hidden}.hero-copy{flex-direction:column;justify-content:center;gap:8px;padding:48px 42px;display:flex}.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.1em;font-size:.76rem;font-weight:800}.eyebrow{border:2px solid var(--line);background:var(--sky);border-radius:999px;align-self:flex-start;padding:5px 10px}h1,h2,h3{font-family:var(--display);letter-spacing:-.02em;line-height:1.12}h1{text-wrap:balance;margin:12px 0;font-size:clamp(2.2rem,4.6vw,3.6rem)}h2{margin:.4rem 0;font-size:clamp(1.55rem,3vw,2.3rem)}.hero-copy p{max-width:54ch;color:var(--ink);font-size:1.08rem}.hero-visual{background:var(--slate);min-height:280px;position:relative;overflow:hidden}.hero-visual img{object-fit:cover;width:100%;height:100%;display:block;position:absolute;inset:0}.hero-visual:after{content:"KEYCAP PILE";z-index:1;background:var(--white);color:var(--ink);border:2px solid var(--line);font:800 .72rem/1 var(--display);letter-spacing:.08em;padding:6px 10px;position:absolute;bottom:16px;left:16px}.actions{flex-wrap:wrap;gap:12px;margin-top:10px;display:flex}.button{border:2px solid var(--line);background:var(--coral);color:#fef7e7;box-shadow:0 4px 0 var(--line);border-radius:10px;align-items:center;padding:12px 16px;font-weight:800;text-decoration:none;display:inline-flex}.button.alt{background:var(--white);color:var(--ink)}.button:hover{box-shadow:0 3px 0 var(--line);transform:translateY(1px)}.quick-strip{border:3px solid var(--line);background:var(--white);box-shadow:var(--shadow);grid-template-columns:repeat(4,1fr);margin-top:28px;display:grid}.quick-strip a{border-right:2px solid var(--line);padding:14px 16px;text-decoration:none}.quick-strip a:last-child{border-right:0}.quick-strip b,.quick-strip small{display:block}.quick-strip small{color:var(--muted);margin-top:4px}.section{padding:52px 0}.section-title{justify-content:space-between;align-items:end;gap:28px;margin-bottom:22px;display:flex}.section-title p{max-width:46ch;color:var(--muted)}.kicker{color:var(--coral)}.desk-board{grid-template-columns:1.15fr .85fr;gap:20px;display:grid}.task-main{border:3px solid var(--line);background:var(--white);box-shadow:var(--shadow)}.task-main img{aspect-ratio:16/9;object-fit:cover;border-bottom:3px solid var(--line);width:100%}.task-main div{padding:20px}.task-main strong{font:700 1.45rem/1.15 var(--display)}.steps{align-content:start;gap:12px;margin:0;padding:0;list-style:none;display:grid}.steps li{border:2px solid var(--line);background:var(--white);color:var(--on-step);grid-template-columns:44px 1fr;align-items:center;gap:12px;padding:14px;display:grid}.steps li:first-child{background:var(--step-1)}.steps li:nth-child(2){background:var(--step-2)}.steps li:nth-child(3){background:var(--step-3)}.steps b{border:2px solid var(--line);background:var(--white);width:38px;height:38px;color:var(--ink);font:700 1.1rem var(--display);border-radius:50%;place-items:center;display:grid}.steps strong{color:inherit;display:block}.steps span{color:inherit}.aisles{background:color-mix(in srgb, var(--sky) 22%, var(--paper));border-block:3px solid var(--line)}.row-directory{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}@media (width>=901px){.row-directory{grid-template-columns:repeat(4,1fr)}}.row-directory a{border:3px solid var(--line);border-top:12px solid var(--coral);background:var(--white);min-height:170px;color:var(--ink);box-shadow:0 6px 0 var(--line);padding:18px;text-decoration:none}.row-directory a:nth-child(2){border-top-color:var(--sky)}.row-directory a:nth-child(3){border-top-color:var(--slate)}.row-directory a:nth-child(4){border-top-color:var(--stone)}.row-directory a:nth-child(5){border-top-color:var(--cream)}.row-directory a:nth-child(6){border-top-color:var(--coral)}.row-directory span{letter-spacing:.08em;color:var(--muted);font-size:.78rem;font-weight:800}.row-directory h3{color:var(--ink);margin:8px 0;font-size:1.3rem}.row-directory p{color:var(--muted);margin:0}.field-guide{grid-template-columns:.8fr 1.2fr;gap:22px;display:grid}.field-guide figure{border:3px solid var(--line);box-shadow:var(--shadow);background:var(--cream);margin:0}.field-guide img{object-fit:cover;width:100%;height:100%;display:block}.control-bench{border:3px solid var(--line);background:var(--bench);color:var(--on-bench);box-shadow:var(--shadow);padding:28px}.control-bench .kicker{color:var(--coral)}.control-bench h2,.control-bench p{color:var(--on-bench)}.keys{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}.keys span{border:2px solid var(--line);background:var(--white);color:var(--ink);align-items:center;gap:8px;padding:8px 10px;font-weight:700;display:inline-flex}.keys kbd{color:var(--ink)}.gallery{grid-template-rows:180px 180px;grid-template-columns:1.3fr 1fr;gap:14px;display:grid}.gallery img{object-fit:cover;border:3px solid var(--line);width:100%;height:100%}.gallery img:first-child{grid-row:span 2}.facts-strip{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.facts-strip article{border:2px solid var(--line);background:var(--white);padding:14px}.facts-strip b{font:800 1.15rem/1.2 var(--display);display:block}.facts-strip span{color:var(--muted);font-size:.9rem}.end-cap{padding:24px 0 64px}.end-board{border:3px solid var(--line);background:var(--cream);color:var(--ink);box-shadow:var(--shadow);justify-content:space-between;align-items:center;gap:24px;padding:28px;display:flex}.end-board h2,.end-board p,.task-main,.task-main strong,.task-main p,.quick-strip,.quick-strip b{color:var(--ink)}.quick-strip small{color:var(--muted)}.task-list{padding-left:1.2rem}.task-list li{margin:.45rem 0}.next-pages{border:3px solid var(--line);background:var(--white);box-shadow:4px 4px 0 var(--line);margin-top:28px;padding:18px}.home-icon{border:3px solid var(--line);width:120px;height:120px;box-shadow:var(--shadow);background:var(--white);border-radius:18px;margin:0 auto 24px}.article-shell{grid-template-columns:240px minmax(0,1fr);gap:48px;padding-block:48px;display:grid}.article-shell .toc-shell{align-self:start;width:240px;position:sticky;top:104px}.toc-shell [data-toc-panel]{background:var(--white);border:2px solid var(--line);width:240px;padding:8px;overflow:hidden}.toc-shell a{white-space:nowrap;text-overflow:ellipsis;border-bottom:1px solid color-mix(in srgb, var(--stone) 70%, transparent);padding:7px;text-decoration:none;display:block;overflow:hidden}.toc-shell button{display:none}.guide-article{max-width:65ch}.breadcrumbs{color:var(--muted);margin-bottom:12px;font-size:.92rem}.breadcrumbs a{color:var(--ink);font-weight:700}.article-head{border-bottom:3px solid var(--line);padding-bottom:28px}.article-head h1{font-size:clamp(2.3rem,5vw,3.8rem)}.article-head>p{font-size:1.08rem}.guide-article figure{margin:1.25rem 0}.guide-article figure img{border:3px solid var(--line);width:100%;max-width:100%;height:auto;box-shadow:4px 4px 0 var(--line);background:var(--cream)}.guide-article .lead-figure img{aspect-ratio:16/9;object-fit:cover}.guide-article .diagram-figure img{aspect-ratio:auto;object-fit:contain;max-height:min(70vh,520px);margin-inline:auto}.guide-article figcaption{color:var(--muted);margin-top:.45rem;font-size:.9rem}.guide-article section{border-bottom:2px solid color-mix(in srgb, var(--stone) 80%, transparent);padding:30px 0;scroll-margin-top:110px}.guide-article section p{font-size:1.04rem}.guide-article>.button{margin-top:28px}.legal-page{max-width:70ch;padding:48px 0 72px}.site-footer{border-top:3px solid var(--line);background:color-mix(in srgb, var(--cream) 70%, var(--paper));padding:28px 0 40px}.footer-grid{gap:18px;display:grid}.footer-grid nav{flex-wrap:wrap;gap:12px 16px;display:flex}.footer-grid a{border-bottom:2px solid #0000;font-weight:700;text-decoration:none}.footer-grid a:hover{border-bottom-color:var(--coral)}.footer-meta{color:var(--muted);font-size:.92rem}@media (width<=1023px){.desktop-nav{display:none}.menu-toggle{display:block}.article-shell{padding-block:28px;display:block}.article-shell .toc-shell{z-index:10;width:auto;margin-bottom:12px;position:sticky;top:76px}.article-shell .toc-shell button{border:2px solid var(--line);background:var(--sky);width:100%;font:800 .9rem var(--body);text-align:left;cursor:pointer;padding:10px;display:block}.article-shell [data-toc-panel]{background:var(--white);width:min(240px,100%);position:absolute;top:100%;left:0}.guide-article{margin-top:18px}}@media (width<=900px){.hero-shell,.desk-board,.field-guide{grid-template-columns:1fr}.hero-visual{min-height:280px}.row-directory{grid-template-columns:1fr 1fr}.section-title{display:block}.quick-strip,.facts-strip{grid-template-columns:1fr 1fr}.quick-strip a:nth-child(2n){border-right:0}.quick-strip a:nth-child(-n+2){border-bottom:2px solid var(--line)}.toc-shell{width:auto;position:static}.toc-shell button{display:block}.toc-shell [data-toc-panel]{width:240px}.end-board{flex-direction:column;align-items:flex-start}}@media (width<=560px){.wrap{width:calc(100% - 32px)}.header-row{gap:8px;min-height:64px}.brand span{font-size:.82rem}.brand img{width:40px;height:40px}.header-actions{gap:4px}.hero{padding-top:18px}.hero-copy{padding:28px 20px}.hero-shell{box-shadow:4px 4px 0 var(--line)}.hero-visual{min-height:220px}.section{padding:40px 0}.row-directory{grid-template-columns:1fr}.gallery{display:block}.gallery img{height:auto;margin-bottom:12px}.end-board{display:block}.end-board .button{margin-top:16px}.facts-strip{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}