:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f6f8f5;--surface:#fff;--surface-muted:#f1f5ef;--surface-strong:#111814;--text:#142018;--muted:#637066;--subtle:#8a958d;--border:#dfe7df;--border-strong:#c8d4ca;--accent:#148a4f;--accent-strong:#0f6d3e;--accent-soft:#e3f5e9;--code-bg:#101711;--code-text:#e6f5e8;--shadow:0 18px 44px #14201814;--font-sans:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0e1411;--surface:#141c17;--surface-muted:#19231d;--surface-strong:#edf8ef;--text:#edf8ef;--muted:#a8b5aa;--subtle:#7f8d82;--border:#26342b;--border-strong:#314237;--accent:#58d68b;--accent-strong:#78e7a2;--accent-soft:#173924;--code-bg:#070b08;--code-text:#e7f9e8;--shadow:0 18px 44px #00000047}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth}body{background:linear-gradient(180deg, #148a4f0f, transparent 420px), var(--bg);min-height:100vh;color:var(--text);font-family:var(--font-sans);letter-spacing:0;margin:0}a{color:inherit}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.reader-shell{min-height:100vh}.topbar{z-index:30;border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--surface) 88%, transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);grid-template-columns:280px minmax(0,1fr) auto;align-items:center;gap:18px;height:64px;padding:0 22px;display:grid;position:sticky;top:0}.brand{min-width:0;color:var(--text);align-items:center;gap:12px;text-decoration:none;display:flex}.brand-mark{border:1px solid var(--border-strong);background:var(--surface-strong);width:34px;height:34px;color:var(--bg);font-family:var(--font-mono);border-radius:7px;flex:none;place-items:center;font-size:13px;font-weight:800;display:grid}.brand-title{text-overflow:ellipsis;white-space:nowrap;font-size:15px;font-weight:750;line-height:1.2;display:block;overflow:hidden}.brand-subtitle{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:520;line-height:1.2;display:block;overflow:hidden}.topbar-actions{justify-content:flex-end;align-items:center;gap:10px;display:flex}.icon-button{border:1px solid var(--border);background:var(--surface);width:38px;height:38px;color:var(--muted);border-radius:7px;place-items:center;display:inline-grid}.icon-button:hover{border-color:var(--border-strong);color:var(--text)}.mobile-menu-button{display:none}.search{width:min(100%,620px);position:relative}.search-input{border:1px solid var(--border);background:var(--surface-muted);width:100%;height:40px;color:var(--text);border-radius:7px;padding:0 42px;font-size:14px}.search-input::placeholder{color:var(--subtle)}.search-icon{width:16px;height:16px;color:var(--subtle);position:absolute;top:50%;left:14px;transform:translateY(-50%)}.search-results{border:1px solid var(--border);background:var(--surface);width:min(100%,620px);max-height:420px;box-shadow:var(--shadow);border-radius:8px;position:absolute;top:calc(100% + 8px);left:0;overflow:auto}.search-result{border-bottom:1px solid var(--border);color:var(--text);padding:12px 14px;text-decoration:none;display:block}.search-result:last-child{border-bottom:0}.search-result:hover{background:var(--surface-muted)}.search-result-title{font-size:14px;font-weight:700;display:block}.search-result-part{color:var(--muted);margin-top:3px;font-size:12px;display:block}.app-grid{grid-template-columns:280px minmax(0,1fr) 248px;gap:32px;max-width:1500px;margin:0 auto;padding:28px 22px 64px;display:grid}.sidebar,.outline{scrollbar-width:thin;align-self:start;max-height:calc(100vh - 112px);position:sticky;top:92px;overflow:auto}.sidebar{border-right:1px solid var(--border);padding-right:18px}.cover-panel{border:1px solid var(--border);background:var(--surface);border-radius:8px;grid-template-columns:58px minmax(0,1fr);align-items:center;gap:12px;margin-bottom:18px;padding:12px;display:grid}.cover-panel img{object-fit:cover;border-radius:4px;width:58px;height:76px;display:block}.cover-title{margin:0;font-size:14px;font-weight:750;line-height:1.25}.cover-meta{color:var(--muted);margin:5px 0 0;font-size:12px;line-height:1.4}.part{margin-bottom:18px}.part-title{color:var(--muted);letter-spacing:0;text-transform:uppercase;margin:0 0 7px;font-size:11px;font-weight:800}.chapter-list{gap:2px;margin:0;padding:0;list-style:none;display:grid}.chapter-link{min-height:36px;color:var(--muted);border-radius:7px;grid-template-columns:36px minmax(0,1fr);align-items:center;gap:8px;padding:6px 8px;font-size:13px;line-height:1.25;text-decoration:none;display:grid}.chapter-link:hover{background:var(--surface-muted);color:var(--text)}.chapter-link.active{background:var(--accent-soft);color:var(--accent-strong);font-weight:760}.chapter-number{font-family:var(--font-mono);color:var(--subtle);font-size:11px}.chapter-link.active .chapter-number{color:var(--accent-strong)}.chapter-title{text-overflow:ellipsis;overflow:hidden}.reader-main{min-width:0}.article-shell{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow);border-radius:8px}.article-header{border-bottom:1px solid var(--border);padding:34px clamp(22px,5vw,62px) 18px}.article-kicker{color:var(--accent-strong);font-family:var(--font-mono);margin:0 0 12px;font-size:12px;font-weight:800}.article-title{color:var(--text);margin:0;font-size:clamp(32px,5vw,52px);font-weight:820;line-height:1.02}.article-meta{color:var(--muted);flex-wrap:wrap;gap:8px 18px;margin:16px 0 0;font-size:13px;font-weight:560;display:flex}.article-content{max-width:820px;padding:20px clamp(22px,5vw,62px) 44px}.article-content h1{display:none}.article-content h2,.article-content h3,.article-content h4{color:var(--text);scroll-margin-top:88px}.article-content h2{margin:42px 0 14px;font-size:clamp(25px,3vw,34px);line-height:1.15}.article-content h3{margin:32px 0 12px;font-size:clamp(20px,2.4vw,25px);line-height:1.2}.article-content h4{margin:26px 0 10px;font-size:18px;line-height:1.25}.heading-anchor{color:inherit;text-decoration:none}.article-content p,.article-content li{color:var(--text);font-size:16.5px;line-height:1.78}.article-content p{margin:16px 0}.article-content ul,.article-content ol{margin:16px 0;padding-left:1.35rem}.article-content li+li{margin-top:6px}.article-content a{color:var(--accent-strong);text-underline-offset:3px;font-weight:650}.article-content code{border:1px solid var(--border);background:var(--surface-muted);color:var(--accent-strong);font-family:var(--font-mono);border-radius:5px;padding:.12em .34em;font-size:.9em}.article-content pre{border:1px solid color-mix(in srgb, var(--accent) 26%, transparent);background:var(--code-bg);color:var(--code-text);border-radius:8px;margin:20px 0;padding:18px;font-size:13.5px;line-height:1.68;overflow:auto}.article-content pre code{color:inherit;font-size:inherit;background:0 0;border:0;padding:0}.article-content blockquote{border-left:3px solid var(--accent);color:var(--muted);margin:24px 0;padding:2px 0 2px 18px}.article-content table{border-collapse:collapse;width:100%;margin:24px 0;font-size:14px}.article-content th,.article-content td{border:1px solid var(--border);text-align:left;padding:10px 12px}.article-content th{background:var(--surface-muted)}.reader-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:0 clamp(22px,5vw,62px) 42px;display:grid}.reader-nav a{border:1px solid var(--border);background:var(--surface-muted);min-height:92px;color:var(--text);border-radius:8px;padding:16px;text-decoration:none;display:block}.reader-nav a:hover{border-color:var(--border-strong);background:var(--surface)}.reader-nav-label{color:var(--muted);font-family:var(--font-mono);font-size:11px;font-weight:800;display:block}.reader-nav-title{margin-top:8px;font-size:15px;font-weight:760;line-height:1.25;display:block}.reader-nav-next{text-align:right}.outline{padding-left:2px}.outline-title{color:var(--muted);text-transform:uppercase;margin:0 0 12px;font-size:12px;font-weight:800}.outline-list{gap:3px;margin:0;padding:0;list-style:none;display:grid}.outline-link{color:var(--muted);border-left:2px solid #0000;padding:7px 9px;font-size:13px;line-height:1.35;text-decoration:none;display:block}.outline-link:hover{border-color:var(--accent);color:var(--text)}.outline-link.depth-3{padding-left:20px;font-size:12px}.outline-empty{color:var(--muted);margin:0;font-size:13px;line-height:1.5}.mobile-overlay{display:none}@media (max-width:1120px){.topbar{grid-template-columns:auto minmax(0,1fr) auto}.mobile-menu-button{display:inline-grid}.brand-subtitle{display:none}.app-grid{grid-template-columns:minmax(0,1fr) 220px}.sidebar{z-index:40;border-right:1px solid var(--border);background:var(--surface);width:min(86vw,340px);max-height:none;padding:18px;transition:transform .18s;position:fixed;inset:64px auto 0 0;transform:translate(-104%)}.sidebar.open{transform:translate(0)}.mobile-overlay{z-index:35;background:#080e0a47;border:0;display:block;position:fixed;inset:64px 0 0}}@media (max-width:860px){.topbar{grid-template-columns:auto minmax(0,1fr) auto;height:auto;padding:10px 14px}.brand{gap:9px}.brand-title{font-size:14px}.search{grid-area:2/1/auto/-1;width:100%}.app-grid{padding:18px 12px 42px;display:block}.outline{display:none}.article-header{padding-top:26px}.article-title{font-size:clamp(30px,10vw,42px)}.article-content p,.article-content li{font-size:16px}.reader-nav{grid-template-columns:1fr}.reader-nav-next{text-align:left}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}