:root{--primary:#10b981;--primary-dark:#059669;--navy:#0B1628;--navy2:#0F1E35;
--bg:#fff;--sidebar:#f7f9fc;--border:#e6ebf1;--text:#20313f;--muted:#64748b;--code-bg:#f4f6f9;}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
color:var(--text);background:var(--bg);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--primary-dark);text-decoration:none}a:hover{text-decoration:underline}
.layout{display:grid;grid-template-columns:300px 1fr;min-height:100vh}
/* Sidebar */
.sidebar{background:var(--sidebar);border-right:1px solid var(--border);padding:0;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:20px 22px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--sidebar);z-index:5}
.brand .logo{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--primary),#2dd4bf);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:18px}
.brand .bt{font-weight:700;color:var(--navy);font-size:17px;line-height:1.1}.brand .bt small{display:block;font-weight:500;color:var(--muted);font-size:11px}
.search{padding:14px 18px}
.search input{width:100%;padding:9px 12px 9px 34px;border:1px solid var(--border);border-radius:8px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2394a3b8' stroke-width='2' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") no-repeat 10px center;font-size:14px;outline:none}
.search input:focus{border-color:var(--primary)}
nav.tree{padding:6px 12px 40px}
.sec{margin:16px 0 4px;padding:0 10px;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
nav.tree a{display:block;padding:7px 10px;border-radius:7px;color:var(--text);font-size:14px}
nav.tree a:hover{background:#eef2f7;text-decoration:none}
nav.tree a.active{background:rgba(16,185,129,.12);color:var(--primary-dark);font-weight:600}
/* Content */
.main{max-width:820px;margin:0 auto;padding:40px 48px 80px;width:100%}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:10px}
.main h1{font-size:32px;font-weight:800;color:var(--navy);margin:.2em 0 .6em;letter-spacing:-.02em}
.main h2{font-size:22px;font-weight:700;color:var(--navy);margin:1.6em 0 .5em;padding-top:8px}
.main h3{font-size:17px;font-weight:700;margin:1.3em 0 .4em}
.main p{margin:.6em 0}.main ul,.main ol{padding-left:22px}.main li{margin:.3em 0}
.main img{max-width:100%;border:1px solid var(--border);border-radius:10px}
code{background:var(--code-bg);padding:2px 6px;border-radius:5px;font-size:.88em;font-family:'JetBrains Mono',monospace;color:#0f766e}
pre{background:var(--navy);color:#e6edf3;padding:16px 18px;border-radius:10px;overflow:auto}pre code{background:none;color:inherit;padding:0}
blockquote{margin:1em 0;padding:12px 16px;border-left:4px solid var(--primary);background:rgba(16,185,129,.07);border-radius:0 8px 8px 0}
blockquote p{margin:.2em 0}
.hint{border-left-color:#3b82f6;background:rgba(59,130,246,.08)}
table{border-collapse:collapse;width:100%;margin:1em 0;font-size:14px}
th,td{border:1px solid var(--border);padding:9px 12px;text-align:left}th{background:var(--sidebar)}
.pager{display:flex;justify-content:space-between;gap:14px;margin-top:56px;border-top:1px solid var(--border);padding-top:22px}
.pager a{flex:1;border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.pager a:hover{border-color:var(--primary);text-decoration:none}
.pager .lbl{font-size:12px;color:var(--muted)}.pager .ttl{font-weight:600;color:var(--navy)}
.pager .next{text-align:right}
/* TOC direita */
.toc{position:sticky;top:0;height:100vh;overflow-y:auto;padding:44px 20px;font-size:13px;border-left:1px solid var(--border)}
.toc .t{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-bottom:8px}
.toc a{display:block;color:var(--muted);padding:4px 0}.toc a:hover{color:var(--primary-dark);text-decoration:none}
.wrap{display:grid;grid-template-columns:1fr 220px}
.menu-btn{display:none}
@media(max-width:1100px){.wrap{grid-template-columns:1fr}.toc{display:none}}
@media(max-width:820px){.layout{grid-template-columns:1fr}.sidebar{position:fixed;left:-300px;width:300px;z-index:50;transition:.2s}
.sidebar.open{left:0}.menu-btn{display:flex;position:fixed;top:14px;left:14px;z-index:60;background:var(--navy);color:#fff;border:none;border-radius:8px;width:42px;height:42px;font-size:20px;cursor:pointer}
.main{padding:64px 20px 60px}}