:root{--bg:#f6f8fb;--card:#fff;--text:#111827;--muted:#4b5563;--border:#d1d5db;--link:#0b57d0}
:root.dark{--bg:#0f172a;--card:#111827;--text:#e5e7eb;--muted:#9ca3af;--border:#334155;--link:#93c5fd}
*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;flex-direction:column;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}main{flex:1 0 auto;width:100%}a{color:var(--link)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}.container{width:100%;max-width:1100px;margin:0 auto;padding:0 1rem}
.site-header,.site-footer{background:var(--card);border-bottom:1px solid var(--border)}.site-header{padding:.75rem 0 1rem}.site-header .container{max-width:none;padding:0 1.5rem}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;grid-template-areas:"logo logo actions" "nav nav nav";align-items:center;gap:.7rem 1rem}.header-logo{grid-area:logo;grid-column:2;justify-self:center;display:inline-flex}.header-logo img{display:block;width:clamp(140px,20vw,184px);height:auto;opacity:.95}.primary-nav{grid-area:nav;justify-self:center;width:100%}
.nav-list{list-style:none;display:flex;justify-content:center;flex-wrap:wrap;gap:.55rem;margin:0;padding:0}.nav-list a{display:inline-flex;align-items:center;justify-content:center;min-height:2.75rem;padding:.45rem .9rem;border:1px solid var(--border);border-radius:999px;background:color-mix(in srgb,var(--card) 90%, transparent);color:var(--text);text-decoration:none;font-size:.92rem;font-weight:500;line-height:1}.nav-list a:hover{background:color-mix(in srgb,var(--link) 10%,var(--card));border-color:color-mix(in srgb,var(--link) 36%,var(--border))}
.header-actions{grid-area:actions;justify-self:end;display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.btn-ghost{min-width:2.75rem;min-height:2.75rem;padding:.45rem .65rem;background:transparent;color:var(--text);cursor:pointer;border:1px solid var(--border);border-radius:999px}.fuel-link{display:inline-flex;align-items:center;justify-content:center;min-height:2.75rem;padding:.45rem .9rem;border:1px solid var(--border);border-radius:999px;background:color-mix(in srgb,var(--card) 90%, transparent);color:var(--text);text-decoration:none;font-weight:600;text-align:center}
.section{margin:1rem 0;padding:1rem;border:1px solid var(--border);border-radius:12px;background:var(--card)}.hero{margin-top:1.25rem}.eyebrow{font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0}.search-form{margin-top:.75rem}.search-form input{width:100%;padding:.8rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text)}.muted{color:var(--muted);font-size:.9rem}.suggestions{list-style:none;padding:0;margin:.5rem 0 0}.suggestions li{padding:.5rem;border-bottom:1px solid var(--border);cursor:pointer}
.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.5rem;margin-top:.75rem}.quick-grid a{display:block;padding:.55rem .7rem;border:1px solid var(--border);border-radius:8px;background:color-mix(in srgb,var(--card) 88%,var(--link) 12%);text-decoration:none;color:var(--text);font-weight:600}
.card{margin:.9rem 0;padding:1rem;border:1px solid var(--border);border-radius:10px;background:var(--card)}.breadcrumbs{font-size:.9rem;margin:.8rem 0}.code{font-family:ui-monospace,Menlo,monospace;background:color-mix(in srgb,var(--link) 8%,var(--card));padding:0 .28rem;border-radius:4px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{border:1px solid var(--border);padding:.55rem;text-align:left;vertical-align:top}pre{overflow:auto;max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere}
.site-footer{border-top:1px solid var(--border);border-bottom:0;margin-top:1rem;padding:.4rem 0}.footer-main{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;row-gap:.3rem;padding:0}.footer-logo{grid-column:1/-1;justify-self:center;text-align:center}.footer-logo img{width:180px;max-width:100%;height:auto;display:block;margin:0 auto;opacity:.95}.footer-copy{grid-column:1;justify-self:start;margin:0;color:var(--muted);font-size:.78rem}.footer-meta-links{grid-column:3;justify-self:end;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:.7rem;list-style:none;margin:0;padding:0}.footer-meta-links a{font-size:.78rem;text-decoration:none;color:var(--muted)}.footer-signature{margin:.4rem 0 0;text-align:center;font-size:.68rem;opacity:.45;letter-spacing:.11em;color:var(--muted)}
@media (max-width:900px){.site-header .container{padding:0 1rem}.header-inner{grid-template-columns:1fr;grid-template-areas:"logo" "actions" "nav";justify-items:center}.header-actions{justify-self:center;justify-content:center;width:100%}.search-trigger{max-width:100%;text-overflow:ellipsis;overflow:hidden}.footer-main{grid-template-columns:1fr;row-gap:.55rem}.footer-copy{justify-self:center;text-align:center}.footer-meta-links{justify-self:center;justify-content:center}}
@media (max-width:480px){.nav-list{gap:.45rem}.nav-list a{padding:.45rem .75rem;font-size:.88rem}.section{padding:.85rem}.hero h1{font-size:clamp(1.35rem,7vw,1.75rem)}}

.section h2{margin:.1rem 0 .45rem;font-size:1.35rem}
.section-intro{margin:.2rem 0 .75rem;color:var(--muted)}
.link-columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:.6rem 1.4rem}
.link-columns ul,.dense-list{margin:.3rem 0;padding-left:1.1rem}
.dense-list li{margin:.25rem 0}
.major-grid a{font-size:.95rem;padding:.68rem .75rem}
.compact-links p{margin:.35rem 0}
.hero h1{margin:.35rem 0 .5rem;font-size:clamp(1.5rem,2.9vw,2.15rem);line-height:1.2}
@media (min-width:1100px){.container{max-width:1200px}.section{padding:1.15rem 1.2rem}}


.nav-list a[aria-current="page"]{background:color-mix(in srgb,var(--link) 16%,var(--card));border-color:color-mix(in srgb,var(--link) 48%,var(--border));font-weight:700}
.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:.6rem;margin-top:.75rem;align-items:stretch}
.quick-grid a{display:flex;align-items:center;min-height:3.3rem;padding:.62rem .78rem;border:1px solid var(--border);border-radius:8px;background:color-mix(in srgb,var(--card) 88%,var(--link) 12%);text-decoration:none;color:var(--text);font-weight:600;line-height:1.24;white-space:normal;overflow-wrap:anywhere;word-break:break-word}
.quick-grid a:hover{border-color:color-mix(in srgb,var(--link) 46%,var(--border));background:color-mix(in srgb,var(--card) 80%,var(--link) 20%)}
:root.dark .nav-list a{background:#0f172a;color:#e5e7eb;border-color:#475569}
:root.dark .nav-list a:hover{background:#1e293b;border-color:#93c5fd}
:root.dark .nav-list a[aria-current="page"]{background:#1e293b;color:#bfdbfe;border-color:#93c5fd}
:root.dark .quick-grid a{background:#0f172a;color:#e5e7eb;border-color:#475569}
:root.dark .quick-grid a:hover{background:#1e293b;border-color:#93c5fd}
:root.dark .suggestions li{background:#111827;color:#e5e7eb;border-bottom-color:#334155}
:root.dark .btn-ghost{background:#0f172a;color:#e5e7eb;border-color:#475569}
:root.dark .btn-ghost:hover{background:#1e293b;border-color:#93c5fd}
:root.dark .fuel-link{background:#0f172a;color:#e5e7eb;border-color:#475569}
:root.dark .fuel-link:hover{background:#1e293b;border-color:#93c5fd}

.search-trigger{font-size:.85rem;padding:.45rem .8rem;white-space:nowrap}
.hero-search-trigger{width:100%;text-align:left;padding:.85rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--muted);cursor:pointer}
.search-modal{position:fixed;inset:0;z-index:1000}
.search-modal[hidden]{display:none}
.search-modal__backdrop{position:absolute;inset:0;background:rgba(2,6,23,.55)}
.search-modal__panel{position:relative;max-width:760px;margin:8vh auto 0;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:.8rem 1rem;max-height:80vh;overflow:auto}
.search-modal__top{display:flex;gap:.6rem;align-items:center}.search-modal__top input{flex:1;padding:.75rem;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text)}
.search-modal__meta{display:flex;justify-content:space-between;align-items:center;margin:.4rem 0}
.link-btn{background:none;border:0;color:var(--link);cursor:pointer;padding:0;font:inherit}
.search-group{padding:.45rem .2rem .2rem;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);cursor:default;border-bottom:0}
.suggestions li[aria-selected="true"]{background:color-mix(in srgb,var(--link) 12%,var(--card))}