@font-face{font-family:Manrope;src:url('/assets/manrope-latin.woff2') format('woff2');font-weight:200 800;font-display:swap}
@font-face{font-family:'DM Sans';src:url('/assets/dm-sans-latin.woff2') format('woff2');font-weight:100 1000;font-display:swap}
:root{--primary:#123c32;--accent:#278060;--lime:#d7eea3;--soft:#e9f1e3;--bg:#f8faf8;--line:#e0e8e0;--muted:#53685d;--header:80px;color-scheme:light;font-family:'DM Sans',sans-serif;color:var(--primary);background:var(--bg)}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit;color:inherit}button{cursor:pointer}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{border:0}button:disabled{cursor:wait}svg{width:22px;height:22px;flex:none;stroke:currentColor;stroke-width:1.7}h1,h2,h3,.brand{font-family:Manrope,sans-serif}h1,h2,h3,p{margin-top:0}h2{font-size:23px;line-height:1.35}h3{font-size:18px;line-height:1.4}p{line-height:1.65}a:hover{color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:4px;border-radius:4px}.small{font-size:13px}.muted{color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:.13em;text-transform:uppercase;font-weight:700;line-height:1.6;color:var(--accent);margin-bottom:14px}.lead{font-size:18px;color:var(--muted);max-width:640px;line-height:1.7}.text-link{display:inline-flex;align-items:center;min-height:44px;font-weight:700;color:var(--accent)}.skip{position:fixed;left:15px;top:-100px;z-index:20;background:var(--primary);color:white;padding:14px}.skip:focus{top:12px}.topbar{height:var(--header);position:sticky;top:0;z-index:5;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:0 32px}.header-brand,.header-actions{display:flex;align-items:center;gap:20px;flex:none}.brand{display:flex;align-items:center;gap:6px;font-size:29px;font-weight:800;letter-spacing:-1.5px}.brand svg{width:34px;height:34px;stroke-width:0}.brand-dot{color:var(--accent)}.brand-divider{height:26px;width:1px;background:var(--line)}.header-label{font-size:14px;font-weight:600}.header-search{display:flex;align-items:center;gap:12px;max-width:360px;flex:1;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:0 14px;text-align:left;color:var(--muted);font-size:14px}.header-search span{flex:1}kbd,.shortcut{font:11px 'DM Sans',sans-serif;white-space:nowrap;border:1px solid var(--line);border-radius:5px;padding:4px 7px;background:#fff}.language{display:flex;align-items:center;gap:6px;min-height:44px;font-size:14px;font-weight:700}.open-app{background:var(--primary);border-radius:9px;padding:12px 18px;color:#fff;font-weight:700;font-size:13px;white-space:nowrap}.open-app:hover{background:var(--accent);color:#fff}.icon-button{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border-radius:8px;flex:none;font-size:28px}.icon-button:hover{background:var(--soft)}.menu-button{display:none}.layout{max-width:1600px;margin:auto;display:grid;grid-template-columns:270px minmax(0,1fr) 220px}.sidebar{position:sticky;top:var(--header);height:calc(100dvh - var(--header));overflow-y:auto;padding:28px 22px;border-right:1px solid var(--line);scrollbar-width:thin}.nav-home{display:block;padding:12px 14px;font-weight:700;border-radius:7px;font-size:14px}.nav-group{margin-top:26px}.nav-group h2{font-family:'DM Sans',sans-serif;font-size:12px;display:flex;gap:10px;align-items:center;margin:0 12px 8px;font-weight:700}.nav-group h2 span{color:var(--accent);font-size:10px}.nav-group a{display:block;font-size:13px;line-height:1.55;padding:8px 14px;margin:2px 0;border-left:2px solid transparent;border-radius:0 6px 6px 0;color:var(--muted)}.nav-group a:hover{background:#edf4e9;color:var(--primary)}.nav-group a.selected,.nav-home.selected{background:var(--soft);color:var(--primary);font-weight:700;border-left-color:var(--accent)}.website-link{display:block;border-top:1px solid var(--line);margin-top:32px;padding:20px 12px;font-size:13px}main{padding:52px 56px 0;min-width:0;background:#fff}main:focus{outline:none}.right-toc{position:sticky;top:var(--header);align-self:start;padding:52px 22px 0;max-height:calc(100dvh - var(--header));overflow-y:auto}.right-toc nav{border-left:1px solid var(--line)}.right-toc a,.mobile-toc nav a{display:block;padding:8px 0 8px 14px;color:var(--muted);font-size:12px;line-height:1.5}.right-toc a.active{color:var(--accent);font-weight:700;border-left:2px solid var(--accent);margin-left:-1px}.toc-note{margin-top:48px;padding-top:24px;border-top:1px solid var(--line)}.toc-note svg{width:26px;height:26px;stroke-width:0}.toc-note p{font-size:12px;color:var(--muted);margin-top:10px}.home-hero{padding:10px 0 28px}.home-hero h1{font-size:clamp(36px,3.6vw,54px);letter-spacing:-2px;line-height:1.15;margin-bottom:20px}.hero-search{display:flex;align-items:center;gap:14px;width:100%;border:1px solid #b8cbbc;background:var(--bg);border-radius:12px;padding:18px;text-align:left;margin:26px 0 12px;color:var(--muted)}.hero-search span:first-of-type{flex:1}.start-card{display:flex;gap:22px;background:var(--primary);color:white;border-radius:14px;padding:28px;margin:0 0 42px}.start-card:hover{color:white;background:#194b3c}.start-card .eyebrow,.start-card .text-link{color:var(--lime)}.start-card h2{margin-bottom:10px}.start-card p{font-size:14px;color:#e4eee6;margin-bottom:6px}.start-symbol{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--lime);color:var(--primary);border-radius:10px;font-size:25px;flex:none}.module-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0 46px}.module-card{position:relative;border:1px solid var(--line);border-radius:12px;padding:22px;transition:border-color .15s,background .15s}.module-card:hover{border-color:var(--accent);background:var(--bg);color:var(--primary)}.module-symbol{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:8px;background:var(--soft);font-size:22px;margin-bottom:22px}.module-card>.small{float:right;margin-top:10px}.module-card h3{margin-bottom:10px}.module-card p{font-size:14px;color:var(--muted);margin-bottom:18px;padding-right:6px}.module-card .arrow{position:absolute;bottom:14px;right:18px;color:var(--accent)}.common a{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);font-size:15px}.support{border:1px solid var(--line);background:var(--bg);border-radius:12px;padding:25px;margin:44px 0 38px}.support h2{font-size:19px;margin-bottom:8px}.support p{font-size:14px;color:var(--muted);margin-bottom:6px}footer{border-top:1px solid var(--line);padding:22px 0 26px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:var(--muted);font-size:11px}.breadcrumbs{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted);margin-bottom:30px;flex-wrap:wrap}.article-header h1{font-size:clamp(30px,3vw,43px);line-height:1.2;letter-spacing:-1.3px;margin-bottom:18px}.article-header{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:36px}.article-section{scroll-margin-top:110px;margin-bottom:40px}.article-section h2{margin-bottom:18px}.article-section ol{padding-left:24px;line-height:1.85;font-size:16px}.article-section li{padding-left:8px;margin-bottom:15px}.article-section li::marker{color:var(--accent);font-weight:700}.article-section a{text-decoration:underline;color:var(--accent)}.callout{background:var(--soft);border-left:3px solid var(--accent);padding:18px 20px;border-radius:0 9px 9px 0;margin-top:24px;font-size:14px}.callout strong{display:block;font-size:13px;margin-bottom:5px}.callout p{margin:0}.screenshot{margin:40px 0}.image-button{display:block;position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--bg);padding:0;width:100%}.image-button img{display:block;width:100%;height:auto}.zoom-label{position:absolute;bottom:12px;right:12px;padding:8px 12px;background:var(--primary);color:#fff;border-radius:7px;font-size:12px}.screenshot figcaption{font-size:11px;color:var(--muted);margin-top:12px;line-height:1.6}.pagination{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:40px}.pagination a{border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:9px}.pagination a:last-child{text-align:right}.pagination strong{font-size:14px;line-height:1.5}.pagination a:hover{border-color:var(--accent)}.mobile-toc{display:none}.dialog-open{overflow:hidden}dialog{border:1px solid var(--line);padding:24px;border-radius:16px;color:var(--primary);box-shadow:0 18px 80px #123c3233;width:min(640px,calc(100% - 32px));max-height:calc(100dvh - 40px);background:#fff}dialog::backdrop{background:#123c3280}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px}.dialog-top h2{font-size:17px;margin:0}.search-field{display:flex;align-items:center;gap:10px;border:1px solid #a0bca8;border-radius:9px;padding:0 12px}.search-field input{width:100%;min-width:0;height:48px;border:0;background:transparent;outline-offset:1px;font-size:16px}.search-field svg{flex:none}#search-status{margin:16px 0}#search-results{max-height:55dvh;overflow:auto}.search-result{display:flex;flex-direction:column;gap:7px;padding:15px 12px;border-bottom:1px solid var(--line);font-size:13px;line-height:1.5}.search-result strong{font-size:16px}.search-result:hover{background:var(--soft)}#image-dialog{width:min(1200px,calc(100% - 24px));padding:52px 14px 14px}#image-dialog img{display:block;max-width:100%;height:auto;margin:auto}.image-close{position:fixed;right:max(24px,calc((100vw - 1200px)/2 + 20px));top:24px;border:1px solid var(--line);width:44px;height:44px;border-radius:50%;background:#fff;font-size:30px;color:var(--primary);z-index:2}#menu-dialog{margin:0;height:100dvh;max-height:100dvh;width:min(340px,calc(100% - 36px));border-radius:0;overflow:auto;padding:18px}.not-found{max-width:680px;margin:80px auto;padding:30px}.not-found a{text-decoration:underline}
@media(min-width:1600px){.topbar{padding-left:max(32px,calc((100vw - 1536px)/2));padding-right:max(32px,calc((100vw - 1536px)/2))}}
.screenshot.portrait{max-width:420px;margin-inline:auto}
@media(max-width:1250px){.layout{grid-template-columns:250px minmax(0,1fr)}.right-toc{display:none}main{padding:40px 44px 0}.mobile-toc{display:block;border:1px solid var(--line);border-radius:9px;margin-bottom:30px;padding:12px 18px}.mobile-toc summary{cursor:pointer;font-size:14px;font-weight:700;min-height:26px}.mobile-toc nav{margin-top:10px}.header-label{display:none}.brand-divider{display:none}.header-search{max-width:380px}.topbar{gap:18px}}
@media(max-width:850px){:root{--header:68px}.topbar{padding:0 20px;gap:12px}.menu-button{display:inline-flex}.header-brand,.header-actions{gap:12px}.brand{font-size:26px}.brand svg{width:30px}.sidebar{display:none}.layout{display:block}main{padding:36px 28px 0;max-width:820px;margin:auto}.header-search{flex:0;width:44px;padding:0;justify-content:center;border:0;background:transparent}.header-search span,.header-search kbd{display:none}.open-app{padding:11px 14px}.home-hero{padding-top:6px}.home-hero h1{font-size:43px}.lead{font-size:17px}.start-card{padding:24px;gap:18px}.article-section{scroll-margin-top:90px}}
@media(max-width:480px){.topbar{padding:0 12px;gap:4px}.header-brand,.header-actions{gap:6px}.brand{font-size:24px;gap:3px}.brand svg{width:27px}.header-search{width:38px}.open-app{font-size:12px;padding:12px 10px}.language{padding:0 4px;font-size:12px}.language span{display:none}main{padding:30px 20px 0}.home-hero h1{font-size:37px;letter-spacing:-1.5px}.hero-search{padding:16px;font-size:15px}.shortcut{display:none}.start-symbol{display:none}.start-card{padding:24px}.start-card h2{font-size:21px}.module-grid{grid-template-columns:1fr;gap:12px}.module-card{padding:20px}.module-symbol{margin-bottom:15px}.module-card p{margin-bottom:12px}.pagination{gap:10px}.pagination a{padding:16px}.article-header h1{font-size:32px}.article-section h2{font-size:22px}.article-section ol{font-size:16px;padding-left:20px}.callout{padding:16px}.support{padding:20px}dialog{padding:18px}.image-close{right:20px}.zoom-label{font-size:11px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{.topbar,.sidebar,.right-toc,.support,.pagination,dialog,.mobile-toc{display:none}.layout{display:block}main{padding:0}.screenshot{break-inside:avoid}}