@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;600;700&display=swap');:root{--bg:#1b1f24;--panel:#242a31;--panel2:#2c333b;--accent:#5fb87a;--accent2:#e8b23c;--text:#e9edf1;--muted:#9aa5b1;--border:#38414b;--hover:#39424c;--danger:#c0453f;--danger-hover:#d4544d;--on-danger:#fff;--warn:#e2705b;}[data-theme="light"]{--bg:#f4f6f8;--panel:#ffffff;--panel2:#eef1f4;--text:#1b2126;--muted:#5a6470;--border:#d7dce1;--hover:#e4e8ec;}.high-contrast{--border:#7a8897;--muted:#c8d2dc;--panel2:#1a1f25;--hover:#2d3740;}.high-contrast[data-theme="light"]{--border:#6b7a8a;--muted:#3b4855;--panel2:#dde2e8;--hover:#c8cfd6;}*,*::before,*::after{box-sizing:border-box;}html{font-family:'Roboto',system-ui,sans-serif;font-size:16px;background:var(--bg);color:var(--text);}body{margin:0;background:var(--bg);color:var(--text);}a{color:var(--accent);}a:hover{color:var(--accent2);}body > main{padding-top:77px;max-width:780px;margin:0 auto;padding-left:20px;padding-right:20px;box-sizing:border-box;}.page-shell{display:flex;align-items:flex-start;max-width:1140px;margin:0 auto;padding-top:57px;}.page-shell > main{padding-top:32px;padding-left:24px;padding-right:24px;flex:1 1 0;min-width:0;}#tocSidebar{position:sticky;top:57px;height:calc(100vh - 57px);width:240px;min-width:240px;display:flex;flex-direction:column;background:var(--panel);border-right:1px solid var(--border);overflow:hidden;transition:width 0.22s ease,min-width 0.22s ease,opacity 0.18s ease;z-index:90;flex-shrink:0;}#tocSidebar.collapsed{width:0;min-width:0;opacity:0;pointer-events:none;}.toc-header{display:flex;align-items:center;justify-content:space-between;padding:14px 14px 10px;border-bottom:1px solid var(--border);flex-shrink:0;gap:8px;}.toc-header-title{font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);white-space:nowrap;}.toc-collapse-btn{background:none;border:none;cursor:pointer;color:var(--muted);padding:3px 4px;border-radius:5px;display:flex;align-items:center;flex-shrink:0;transition:background 0.12s,color 0.12s;}.toc-collapse-btn:hover{background:var(--hover);color:var(--text);}.toc-collapse-btn svg{width:15px;height:15px;transition:transform 0.2s ease;}.toc-scroll{overflow-y:auto;overflow-x:hidden;flex:1 1 0;padding:10px 0 20px;scrollbar-width:thin;scrollbar-color:var(--border) transparent;}.toc-scroll::-webkit-scrollbar{width:4px;}.toc-scroll::-webkit-scrollbar-track{background:transparent;}.toc-scroll::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;}.toc-group{}.toc-section-row{display:flex;align-items:center;}.toc-section-btn{flex:1 1 0;min-width:0;background:none;border:none;cursor:pointer;display:flex;align-items:center;padding:6px 6px 6px 12px;text-align:left;font-size:12.5px;font-weight:600;color:var(--text);text-decoration:none;border-radius:0;transition:background 0.1s,color 0.1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}.toc-section-btn:hover{background:var(--hover);color:var(--text);}.toc-section-btn.active{color:var(--accent);}.toc-chevron-btn{background:none;border:none;cursor:pointer;color:var(--muted);padding:6px 10px 6px 2px;display:flex;align-items:center;flex-shrink:0;transition:color 0.12s;}.toc-chevron-btn:hover{color:var(--text);}.toc-chevron{width:13px;height:13px;flex-shrink:0;transition:transform 0.18s ease;}.toc-chevron-btn[aria-expanded="false"] .toc-chevron{transform:rotate(-90deg);}.toc-sub{list-style:none;margin:0;padding:0;overflow:hidden;max-height:0;transition:max-height 0.22s ease;}.toc-sub.open{max-height:600px;}.toc-sub li a{display:block;padding:4px 14px 4px 28px;font-size:12px;color:var(--muted);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color 0.1s,background 0.1s;}.toc-sub li a:hover{color:var(--text);background:var(--hover);}.toc-sub li a.active{color:var(--accent);}#tocToggleTab{position:fixed;top:calc(57px + 12px);left:0;background:var(--panel);border:1px solid var(--border);border-left:none;border-radius:0 6px 6px 0;padding:8px 7px;cursor:pointer;color:var(--muted);display:flex;align-items:center;z-index:95;transition:background 0.12s,color 0.12s,opacity 0.18s;opacity:0;pointer-events:none;}#tocToggleTab.visible{opacity:1;pointer-events:auto;}#tocToggleTab:hover{background:var(--hover);color:var(--text);}#tocToggleTab svg{width:15px;height:15px;}@media (max-width:860px){.page-shell{padding-top:57px;}#tocSidebar{position:fixed;top:57px;left:0;height:calc(100vh - 57px);z-index:95;box-shadow:4px 0 18px rgba(0,0,0,0.25);}#tocToggleTab{display:flex;}}.site-header{position:fixed;top:0;left:0;right:0;height:57px;display:flex;align-items:center;gap:10px;padding:0 16px;background:var(--panel);border-bottom:1px solid var(--border);z-index:200;box-sizing:border-box;}.site-header > a:not(.header-bmc) > img{width:22px !important;height:22px !important;max-width:22px !important;flex-shrink:0;display:block;}.site-header .brand{font-size:15px;font-weight:600;letter-spacing:.3px;color:var(--text);text-decoration:none;white-space:nowrap;margin-right:4px;}#pagesMenuWrap{position:relative;order:-1;}#pagesMenuBtn{background:var(--panel2);border:1px solid transparent;border-radius:8px;cursor:pointer;color:var(--text);padding:5px 7px;display:flex;align-items:center;justify-content:center;transition:background 0.12s,color 0.12s;outline:2px solid transparent;outline-offset:0px;position:relative;}#pagesMenuBtn::after{content:'';position:absolute;inset:-2px;border-radius:9px;background:var(--member-border-bg,linear-gradient(90deg,#ff0000,#ff8800,#ffff00,#00ff00,#00ffff,#0088ff,#8800ff,#ff00ff,#ff0000));background-size:200% 100%;animation:var(--member-border-animation,pagesMenuRainbow 3s linear infinite);z-index:-1;pointer-events:none;}@keyframes pagesMenuRainbow{0%{background-position:0% 50%;}100%{background-position:200% 50%;}}@keyframes memberBorderGold{0%{background-position:0% 0%}100%{background-position:200% 0%}}@keyframes memberBorderSilver{0%{background-position:0% 0%}100%{background-position:200% 0%}}body[data-member-border="gold"],html[data-member-border="gold"]{--member-border-bg:linear-gradient(135deg,#c8960c 0%,#ffd966 35%,#f0c040 50%,#ffd966 65%,#c8960c 100%);--member-border-animation:memberBorderGold 2.5s linear infinite;}body[data-member-border="silver"],html[data-member-border="silver"]{--member-border-bg:linear-gradient(135deg,#888 0%,#ddd 35%,#f0f0f0 50%,#ddd 65%,#999 100%);--member-border-animation:memberBorderSilver 2.5s linear infinite;}body[data-member-border="custom"],html[data-member-border="custom"]{--member-border-bg:var(--member-border-custom,#5fb87a);--member-border-animation:none;}#pagesMenuBtn:hover{background:var(--hover);}#pagesMenuBtn svg{width:18px;height:18px;display:block;}#pagesMenuDropdown{display:none;position:absolute;top:calc(100% + 6px);left:0;min-width:210px;background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:0 12px 30px rgba(0,0,0,.35);padding:6px;z-index:1000;flex-direction:column;}#pagesMenuDropdown.open{display:flex;}#pagesMenuDropdown a{color:var(--text);text-decoration:none;font-size:13.5px;padding:8px 10px;border-radius:6px;white-space:nowrap;transition:background 0.1s;display:block;}#pagesMenuDropdown a:hover{background:var(--hover);}#pagesMenuDropdown a.active{color:var(--accent);}#pagesMenuDropdown .pagesMenuDivider{height:1px;background:var(--border);margin:5px 4px;}.site-header .header-spacer{flex:1;}.site-header .header-bmc{display:flex;align-items:center;flex-shrink:0;text-decoration:none;border-radius:6px;overflow:hidden;opacity:0.85;transition:opacity 0.15s;}.site-header .header-bmc:hover{opacity:1;}.site-header .header-bmc img{height:34px !important;width:auto !important;max-width:none !important;max-height:none !important;display:block !important;flex-shrink:0;}.page-shell main h2:not(:first-of-type){border-top:1px solid var(--border);margin-top:2em;padding-top:1.5em;}.high-contrast #pagesMenuDropdown a{border:1px solid transparent;}.high-contrast #pagesMenuDropdown a:hover,.high-contrast #pagesMenuDropdown a:focus-visible{border-color:var(--accent);outline:none;}#pageScrollTop{position:fixed;bottom:24px;right:20px;width:40px;height:40px;border-radius:50%;background:var(--panel);border:1px solid var(--border);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:190;opacity:0;pointer-events:none;transition:opacity 0.2s,background 0.12s,color 0.12s,transform 0.15s;box-shadow:0 2px 10px rgba(0,0,0,0.25);}#pageScrollTop.visible{opacity:1;pointer-events:auto;}#pageScrollTop:hover{background:var(--hover);color:var(--text);}#pageScrollTop svg{width:18px;height:18px;}

/* ── Footer ── */
footer{text-align:center;padding:28px 20px 32px;color:var(--muted);font-size:13px;line-height:1.8;border-top:1px solid var(--border);}
footer a{color:var(--muted);text-decoration:none;}
footer a:hover{color:var(--text);}
.footer-legal{display:inline-block;padding-bottom:6px;font-size:10px;color:#4a5260;letter-spacing:0.02em;}
[data-theme="light"] .footer-legal{color:#9aa5b1;}