/* self-hosted fonts (OFL) — no external CDN */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/inter-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/inter-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/inter-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'Manrope';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/manrope-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'Manrope';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/manrope-latin-700-normal.woff2') format('woff2')}
@font-face{font-family:'Manrope';font-style:normal;font-weight:800;font-display:swap;src:url('../fonts/manrope-latin-800-normal.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/jetbrains-mono-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/jetbrains-mono-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/jetbrains-mono-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/jetbrains-mono-latin-700-normal.woff2') format('woff2')}

:root{
  --bg:#F4F6FA; --panel:#FFFFFF; --panel2:#EDF2F9; --soft:#EAEFF7;
  --text:#131E33; --muted:#5E6B82; --line:#DFE5EE; --line2:#E9EDF4;
  --orange:#FF6B1A; --orange2:#FF8A3D; --orange-ink:#C4550A;
  --green:#2FB457; --blue:#2E9BE6; --avg:#F5851F; --warn:#F2B01E; --red:#E5443B; --off:#94A3B8;
  --ink:#0B1424; --ink2:#0F1B30; --ink-line:#22314C; --ink-text:#DCE5F2; --ink-muted:#8194B2;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --disp:'Manrope',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);font-size:15.5px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--disp);letter-spacing:-.02em;line-height:1.1;margin:0}
p{margin:0}
code{font-family:var(--mono)}
.wrap{max-width:1120px;margin:0 auto;padding:0 26px}
.mono{font-family:var(--mono)}.muted{color:var(--muted)}
:focus-visible{outline:2.5px solid var(--orange);outline-offset:3px;border-radius:4px}

/* nav */
header.nav{position:sticky;top:0;z-index:50;background:rgba(244,246,250,.85);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:24px;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:800;font-size:19px}
.brand b{color:var(--orange)}
.nav-links{display:flex;gap:22px;margin-left:auto;align-items:center}
.nav-links a{font-family:var(--mono);font-weight:500;font-size:13px;color:#48546b;padding:6px 2px;position:relative}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{color:var(--orange)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--orange)}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:5px;font-weight:700;font-size:14px;padding:9px 16px;cursor:pointer;border:1px solid transparent;transition:background .12s,border-color .12s}
.btn:active{transform:translateY(1px)}
.btn-pri{background:var(--orange);color:#fff}
.btn-pri:hover{background:#f2620f}
.btn-ghost{background:var(--panel);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:#c2cede}
.btn-mono{font-family:var(--mono);font-weight:600;font-size:13px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:6px;width:40px;height:36px;cursor:pointer;color:var(--text)}

main{position:relative;z-index:1}
.view{display:none}.view.on{display:block}
.rule{height:1px;background:var(--line);border:0;margin:0}
.bleed-top{border-top:1px solid var(--line)}

/* section heading (numbered, dev/docs style) */
.sh{display:flex;align-items:center;gap:12px;font-size:clamp(23px,2.8vw,31px);font-weight:800}
.sh-n{font-family:var(--mono);font-size:12px;color:var(--orange-ink);font-weight:600;border:1px solid var(--line);border-radius:4px;padding:3px 8px;background:var(--panel)}
.sub{color:var(--muted);margin-top:10px;font-size:15.5px;max-width:64ch}
.sec{padding:56px 0}

/* ---------- HERO: repo/README header ---------- */
.hero{position:relative;padding:56px 0 46px;overflow:hidden}
.gridbg{position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--line2) 1px,transparent 1px),linear-gradient(90deg,var(--line2) 1px,transparent 1px);
  background-size:46px 46px;-webkit-mask:radial-gradient(120% 90% at 20% 0%,#000,transparent 75%);mask:radial-gradient(120% 90% at 20% 0%,#000,transparent 75%);opacity:.7}
.hero .wrap{position:relative;z-index:1}
.slug{font-family:var(--mono);font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:8px}
.slug b{color:var(--text);font-weight:600}
.hero h1{font-size:clamp(31px,4.1vw,46px);font-weight:800;margin-top:16px;max-width:20ch;line-height:1.06}
.hero h1 .o{color:var(--orange)}
.blurb{margin-top:14px;font-size:16.5px;color:#3f4a61;max-width:56ch;line-height:1.5}
.badges{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.shield{display:inline-flex;font-family:var(--mono);font-size:11px;font-weight:500;border-radius:4px;overflow:hidden;border:1px solid var(--line)}
.shield .k{background:#e5ebf4;color:#4a5872;padding:3px 8px}
.shield .v{padding:3px 8px;color:#fff}
.hero-main{display:grid;grid-template-columns:1.05fr 1.25fr;gap:36px;align-items:start;margin-top:26px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}

/* terminal */
.terminal{background:var(--ink);border:1px solid var(--ink-line);border-radius:6px;overflow:hidden;font-family:var(--mono)}
.term-bar{display:flex;align-items:center;gap:10px;padding:7px 12px;border-bottom:1px solid var(--ink-line);color:#6f80a2;font-size:11px}
.term-bar .b{color:#9fb0cd;font-weight:600}
.term-bar .path{margin-left:auto;color:#5b6c8c}
.terminal pre{margin:0;padding:13px 15px;font-size:12.5px;line-height:1.75;color:#c3d1e6;overflow:auto;white-space:pre-wrap;word-break:break-word}
.t-p{color:#FF8A3D}.t-c{color:#eef3fb}.t-o{color:#7182a3}.t-ok{color:#3ecb6b}.t-w{color:#f0b74a}
.caret{display:inline-block;width:7px;height:14px;background:#FF8A3D;vertical-align:-2px;animation:blink 1.05s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* app window / topology (embedded panel, flat) */
.appwin{background:var(--panel);border:1px solid var(--line);border-radius:6px;overflow:hidden;position:relative}
.appwin.dark{background:var(--ink2);border-color:var(--ink-line);color:var(--ink-text)}
.win-bar{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;color:#42506a;background:var(--panel)}
.dark .win-bar{background:#122544;border-color:var(--ink-line);color:#aebbd2}
.win-tools{display:flex;align-items:center;gap:8px;padding:7px 12px;border-bottom:1px solid var(--line);overflow-x:auto}
.dark .win-tools{border-color:var(--ink-line)}
.win-tools::-webkit-scrollbar{height:0}
.modes{display:flex;gap:2px;flex:0 0 auto}
.mode{font-family:var(--mono);font-size:11.5px;font-weight:500;padding:5px 9px;border-radius:4px;cursor:pointer;color:#5a6478;white-space:nowrap;border:1px solid transparent}
.dark .mode{color:var(--ink-muted)}
.mode.active{background:var(--blue);color:#fff}
.mode:not(.active):hover{background:var(--soft)}
.win-tools .sp{flex:1}
.win-mini{display:flex;gap:6px;flex:0 0 auto}
.win-mini button{height:26px;padding:0 9px;border:1px solid var(--line);background:#fff;border-radius:4px;cursor:pointer;color:#4a5468;font-size:11px;font-family:var(--mono)}
.dark .win-mini button{background:var(--ink2);border-color:var(--ink-line);color:var(--ink-muted)}
.win-mini button:hover{border-color:#c3d0e2}
.win-body{display:flex;height:430px}
.rail{width:42px;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:4px;padding:9px 0;flex:0 0 42px}
.dark .rail{border-color:var(--ink-line)}
.rail a{width:28px;height:28px;border-radius:5px;display:grid;place-items:center;color:#8492a8}
.rail a.on{background:var(--panel2);color:var(--blue)}
.dark .rail a.on{background:#0e1c33}
.canvas{position:relative;flex:1;overflow:hidden;background:linear-gradient(180deg,#f8fafd,#eef2f9)}
.dark .canvas{background:linear-gradient(180deg,#12233d,#0e1a30)}
.canvas svg.topo{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:grab}
.canvas svg.topo:active{cursor:grabbing}
.nt-edge{fill:none;stroke:#c2ccdb;stroke-width:2;stroke-dasharray:5 5}
.dark .nt-edge{stroke:#33486e}
.nt-edge.active{stroke:var(--blue);stroke-dasharray:5 6;animation:flow 1s linear infinite}
@keyframes flow{to{stroke-dashoffset:-22}}
.nt-lblbox rect{fill:#fff;stroke:var(--line)}
.dark .nt-lblbox rect{fill:#16273f;stroke:#33486e}
.nt-lblbox text{font-family:var(--mono);font-size:9px;fill:#64748B}
.dark .nt-lblbox text{fill:#9db0cc}
.seg{fill:none;stroke-width:5;opacity:.85}
.nt-node{cursor:pointer}
.nt-node .ring{fill:none;stroke-width:3.4}
.nt-node .body{fill:#fff;stroke:#e6ecf5;stroke-width:1.2}
.dark .nt-node .body{fill:#1c3050;stroke:#33486e}
.nt-node .glyph{stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}
.nt-node .lbl{font-family:var(--mono);font-size:10px;font-weight:600;fill:#3a465c;text-anchor:middle}
.dark .nt-node .lbl{fill:#c6d3e6}
.nt-node .badge circle{fill:var(--red)}
.nt-node .badge text{fill:#fff;font-family:var(--mono);font-size:9px;font-weight:600;text-anchor:middle}
.nt-node.dim{opacity:.14}
.nt-node .halo{fill:none;stroke:var(--red);stroke-width:2;opacity:0}
.nt-node.crit .halo{opacity:.85;animation:pulse 1.9s ease-out infinite}
@keyframes pulse{0%{r:22;opacity:.8}100%{r:38;opacity:0}}
.nt-x{stroke:var(--red);stroke-width:3.4;stroke-linecap:round}
.tooltip{position:absolute;z-index:9;pointer-events:none;background:#0b1424;color:#fff;border-radius:6px;padding:9px 11px;font-size:11.5px;line-height:1.5;box-shadow:0 12px 30px -8px rgba(0,0,0,.55);opacity:0;transform:translateY(4px);transition:opacity .12s,transform .12s;max-width:210px;font-family:var(--mono)}
.tooltip.on{opacity:1;transform:none}
.tooltip .tt-t{font-weight:700;font-size:12px;margin-bottom:3px}
.tooltip .tt-sev{display:inline-block;padding:1px 7px;border-radius:4px;font-size:10px;margin-bottom:5px}
.minimap{position:absolute;right:10px;bottom:10px;width:118px;height:72px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:5px;overflow:hidden;backdrop-filter:blur(4px)}
.dark .minimap{background:rgba(14,26,48,.85);border-color:#33486e}
.minimap i{position:absolute;width:6px;height:6px;border-radius:50%;transform:translate(-50%,-50%)}
.statusbar{display:flex;align-items:center;gap:12px;padding:7px 12px;border-top:1px solid var(--line);flex-wrap:wrap;background:#fff}
.dark .statusbar{background:#122544;border-color:var(--ink-line)}
.legend{display:flex;gap:5px;flex-wrap:wrap}
.pill{font-size:11px;font-family:var(--mono);font-weight:500;padding:3px 8px;border-radius:4px;cursor:pointer;border:1px solid var(--line);display:inline-flex;align-items:center;gap:6px;user-select:none;background:#fff;color:#475569}
.dark .pill{background:var(--ink2);border-color:var(--ink-line);color:var(--ink-muted)}
.pill .d{width:8px;height:8px;border-radius:50%}
.pill.off{opacity:.4;text-decoration:line-through}
.zoomer{margin-left:auto;display:flex;gap:5px;align-items:center}
.zoomer .pc{font-family:var(--mono);font-size:11px;color:var(--muted)}
.zoomer button{width:26px;height:24px;border:1px solid var(--line);background:#fff;border-radius:4px;cursor:pointer;font-family:var(--mono);color:#4a5468}
.dark .zoomer button{background:var(--ink2);border-color:var(--ink-line);color:var(--ink-muted)}
.panel-alt{flex:1;overflow:auto;padding:16px}
.panel-alt[hidden]{display:none}
.tbl{width:100%;border-collapse:collapse;font-size:12.5px;font-family:var(--mono)}
.tbl th{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);text-align:left;padding:6px 10px;border-bottom:1px solid var(--line)}
.tbl td{padding:7px 10px;border-bottom:1px solid var(--line2)}
.sev-tag{font-family:var(--mono);font-size:10px;font-weight:600;padding:2px 7px;border-radius:4px}
.wall{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
.tile{border:1px solid var(--line);border-radius:5px;padding:11px;background:#fff}
.dark .tile{background:var(--ink2);border-color:var(--ink-line)}
.tile .k{font-family:var(--mono);font-size:11px;color:var(--muted)}
.tile .v{font-family:var(--mono);font-weight:600;font-size:14px;margin-top:3px}
.geo{position:relative;height:100%;border-radius:5px;overflow:hidden;background:linear-gradient(160deg,#e6edf5,#dde7f3)}
.dark .geo{background:linear-gradient(160deg,#12233d,#15294a)}
.geo .pin{position:absolute;width:12px;height:12px;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 4px rgba(255,255,255,.6)}

/* 01 views — dense flat grid, hairline dividers */
.views4{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:28px;background:var(--panel)}
.v4{padding:20px 18px;border-left:1px solid var(--line)}
.v4:first-child{border-left:0}
.v4-prev{height:70px;border:1px solid var(--line2);border-radius:5px;background:var(--panel2);display:grid;place-items:center;overflow:hidden}
.v4-prev svg{width:100%;height:100%}
.v4 h3{font-size:16px;font-weight:700;margin-top:13px;display:flex;align-items:center;gap:8px}
.v4 .t{font-family:var(--mono);font-size:10px;color:var(--blue);border:1px solid #cbe6f8;background:#eaf4fc;padding:1px 6px;border-radius:4px}
.v4 p{color:var(--muted);font-size:13px;margin-top:6px;line-height:1.45}

/* 02 features — spec list */
.spec{margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);gap:0 34px}
.srow{display:flex;gap:10px;padding:13px 0;border-top:1px solid var(--line)}
.srow .m{color:var(--orange);font-family:var(--mono);font-weight:600;flex:0 0 auto}
.srow b{font-family:var(--disp);font-weight:700;font-size:14px}
.srow span{display:block;color:var(--muted);font-size:12.5px;margin-top:2px;line-height:1.45}

/* 03 incident (dark, full-bleed) */
.incident{background:var(--ink);color:var(--ink-text);border-top:1px solid var(--ink-line);border-bottom:1px solid var(--ink-line)}
.incident .wrap{padding:60px 26px}
.incident .sh{color:#fff}
.incident .sh-n{background:transparent;border-color:#2a3c5c;color:var(--orange2)}
.incident .sub{color:#93a4c2}
.inc-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:34px;align-items:stretch;margin-top:28px}
.log{background:#080f1c;border:1px solid var(--ink-line);border-radius:6px;font-family:var(--mono);font-size:12px;line-height:1.85;padding:14px 16px;overflow:auto}
.log .ts{color:#54648a}.log .hi{color:var(--red);font-weight:600}.log .wn{color:var(--warn)}.log .ok{color:var(--green)}.log .dim{color:#6a7c9e}

/* modules / roadmap (flat) */
.mods{display:grid;grid-template-columns:1.5fr 1fr;gap:18px;margin-top:28px;align-items:stretch}
.mod-hero{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:24px;display:flex;flex-direction:column}
.mod-hero .badge{align-self:flex-start;font-family:var(--mono);font-size:11px;font-weight:600;color:#1a8a44;background:#e4f7ec;border:1px solid #bce9cd;padding:3px 9px;border-radius:4px}
.mod-hero h3{font-size:21px;font-weight:800;margin-top:13px}
.mod-hero p{color:var(--muted);margin-top:8px;font-size:14px}
.mod-hero .mtags{display:flex;gap:6px;flex-wrap:wrap;margin-top:13px}
.mod-hero .mtags span{font-family:var(--mono);font-size:11px;color:#41506a;border:1px solid var(--line);padding:3px 8px;border-radius:4px;background:#fff}
.mod-hero .row{margin-top:auto;padding-top:18px;display:flex;gap:10px}
.roadmap{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:20px 22px}
.roadmap h4{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 4px}
.rline{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-top:1px solid var(--line)}
.rline b{font-family:var(--disp);font-weight:700;font-size:14.5px}
.rstate{font-family:var(--mono);font-size:10.5px;font-weight:600;padding:2px 8px;border-radius:4px;border:1px solid var(--line);color:var(--muted);background:var(--soft)}

/* install steps (doc-forward) */
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:22px;background:#fff}
.step4{padding:16px;border-left:1px solid var(--line)}
.step4:first-child{border-left:0}
.step4 .n{font-family:var(--mono);font-weight:600;font-size:12px;color:var(--orange-ink)}
.step4 b{display:block;margin-top:8px;font-family:var(--disp);font-weight:700;font-size:14px}
.step4 span{display:block;color:var(--muted);font-size:12.5px;margin-top:4px}

/* module detail */
.crumb{display:flex;gap:8px;font-family:var(--mono);font-size:12.5px;color:var(--muted);padding-top:30px;flex-wrap:wrap}
.crumb a:hover{color:var(--orange)}
.md-head{display:flex;align-items:center;gap:14px;margin-top:14px;flex-wrap:wrap}
.md-head h1{font-size:clamp(28px,3.6vw,40px);font-weight:800}
.md-head .badge{font-family:var(--mono);font-size:11px;font-weight:600;color:#1a8a44;background:#e4f7ec;border:1px solid #bce9cd;padding:3px 10px;border-radius:4px}
.md-top{display:grid;grid-template-columns:0.9fr 1.2fr;gap:34px;margin-top:26px;align-items:start}
.md-lede{font-size:16px;color:#3f4a61;line-height:1.55}
.installbox{margin-top:18px;background:var(--ink);border:1px solid var(--ink-line);border-radius:6px;overflow:hidden}
.installbox .ib-h{display:flex;align-items:center;justify-content:space-between;padding:8px 13px;border-bottom:1px solid var(--ink-line)}
.installbox .ib-h span{font-family:var(--mono);font-size:11px;color:#7182a3}
.installbox pre{margin:0;padding:13px 15px;overflow:auto;color:#c3d1e6;font-family:var(--mono);font-size:12.5px;line-height:1.7}
.cp{background:#20314e;border:none;color:#c3d1e6;border-radius:4px;padding:3px 9px;cursor:pointer;font-family:var(--mono);font-size:11px}
.c-comment{color:#61759a}.c-cmd{color:#ffcfa6}
.md-row{display:flex;gap:11px;margin-top:16px;flex-wrap:wrap}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-top:6px;overflow-x:auto}
.tab{font-family:var(--mono);font-weight:500;font-size:13px;padding:11px 14px;cursor:pointer;color:#5a6478;white-space:nowrap;border-bottom:2px solid transparent;margin-bottom:-1px}
.tab.active{color:var(--orange);border-color:var(--orange)}
.tabpane{padding:24px 0}.tabpane[hidden]{display:none}
.changelog .cl{display:flex;gap:16px;padding:13px 0;border-top:1px solid var(--line)}
.changelog .cl .v{font-family:var(--mono);font-weight:600;color:var(--orange-ink);flex:0 0 78px}
.changelog .cl .d{font-family:var(--mono);font-size:11px;color:var(--muted)}

/* docs */
.docs-head{padding-top:36px}
.docs-head h1{font-size:clamp(28px,3.6vw,38px);font-weight:800}
.docs-head p{color:var(--muted);margin-top:8px}
.docs-grid{display:grid;grid-template-columns:220px 1fr;gap:30px;margin-top:26px;align-items:start}
.docs-side{position:sticky;top:78px;border:1px solid var(--line);border-radius:6px;background:var(--panel);padding:10px}
.docs-side a{display:block;font-family:var(--mono);font-size:13px;padding:7px 11px;border-radius:4px;color:#42506a}
.docs-side a.on{background:var(--panel2);color:var(--blue);font-weight:600}
.docs-side a:hover{background:var(--soft)}
.docs-main{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:28px 30px}
.docs-main h2{font-size:22px;font-weight:800}
.docs-main h3{font-size:15px;font-weight:700;margin-top:24px}
.docs-main p{color:#48546b;margin-top:10px}
.docblock{margin-top:16px;background:var(--ink);border:1px solid var(--ink-line);border-radius:6px;overflow:hidden}
.docblock .db-h{display:flex;justify-content:space-between;align-items:center;padding:8px 13px;border-bottom:1px solid var(--ink-line)}
.docblock .db-h span{font-family:var(--mono);font-size:11px;color:#7182a3}
.docblock pre{margin:0;padding:13px 15px;overflow:auto;color:#c3d1e6;font-family:var(--mono);font-size:12.5px;line-height:1.75}

/* templates/sponsor reuse */
.plans{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:28px;background:#fff}
.plan{padding:22px 20px;border-left:1px solid var(--line)}
.plan:first-child{border-left:0}
.plan h3{font-size:17px;font-weight:800}
.plan .amt{font-family:var(--mono);font-weight:600;font-size:22px;color:var(--orange);margin-top:6px}
.plan .amt small{font-size:13px;color:var(--muted);font-weight:500}
.plan p{color:var(--muted);font-size:13.5px;margin-top:8px}

/* footer (OSS signals) */
footer{background:var(--panel);border-top:1px solid var(--line)}
.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:28px;padding:48px 0 28px}
.foot h5{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 12px}
.foot a{display:block;font-family:var(--mono);color:#48546b;font-size:13px;padding:4px 0}
.foot a:hover{color:var(--orange)}
.foot .about{font-size:14px;color:var(--muted);max-width:28ch;margin-top:12px}
.oss{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.ossbtn{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;border:1px solid var(--line);border-radius:5px;padding:8px 11px;color:#3f4a61;justify-content:space-between}
.ossbtn:hover{border-color:var(--orange);color:var(--orange)}
.ossbtn .n{color:var(--muted)}
.foot-social{display:flex;gap:9px;margin-top:14px}
.foot-social a{width:32px;height:32px;border:1px solid var(--line);border-radius:5px;display:grid;place-items:center;color:#55607a}
.foot-social a:hover{border-color:var(--orange);color:var(--orange)}
.foot-note{border-top:1px solid var(--line);padding:16px 0;text-align:center;color:var(--muted);font-size:12.5px;font-family:var(--mono)}

@media(max-width:960px){
  .hero-main,.md-top,.mods,.inc-grid{grid-template-columns:1fr}
  .views4,.steps4,.plans{grid-template-columns:1fr}
  .v4,.step4,.plan{border-left:0;border-top:1px solid var(--line)}
  .v4:first-child,.step4:first-child,.plan:first-child{border-top:0}
  .spec{grid-template-columns:1fr;gap:0}
  .wall{grid-template-columns:repeat(2,1fr)}
  .docs-grid{grid-template-columns:1fr}.docs-side{position:static}
  .foot{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:60px;left:0;right:0;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:14px 26px;gap:6px}
  .nav-links.open a{padding:10px 0}.burger{display:grid;place-items:center}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* sponsor tiers */
.callout{border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:6px;background:var(--panel);padding:15px 18px;margin-top:18px;font-size:14.5px;color:#3f4a61;max-width:74ch}
.grouplbl{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin:28px 0 12px;display:flex;align-items:center;gap:12px}
.grouplbl::after{content:"";flex:1;height:1px;background:var(--line)}
.give{display:grid;gap:14px}
.firms{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tier{border:1px solid var(--line);border-radius:6px;background:var(--panel);padding:22px 24px;display:flex;flex-direction:column}
.tier .th{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.tier h3{font-size:18px;font-weight:800}
.tier .who{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:3px}
.tier .amt{font-family:var(--mono);font-weight:600;font-size:22px;color:var(--orange);white-space:nowrap}
.tier .amt small{font-size:12px;color:var(--muted);font-weight:500}
.tier ul{list-style:none;margin:15px 0 0;padding:0;display:grid;gap:8px}
.tier li{display:flex;gap:9px;font-size:13.5px;color:#3f4a61;line-height:1.45}
.tier li::before{content:"→";color:var(--orange);font-family:var(--mono);flex:0 0 auto}
.tier li .muted{font-size:12.5px}
.tier .foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.tier .inv{font-family:var(--mono);font-size:11px;color:var(--muted)}
@media(max-width:720px){.firms{grid-template-columns:1fr}}

.lang{display:flex;gap:2px;margin-left:10px;font-family:var(--mono);font-size:12px}
.lang a{padding:4px 6px;border-radius:4px;color:#8a94a6}
.lang a.active{color:var(--text);background:var(--soft)}

/* blog */
.postlist{display:grid;border:1px solid var(--line);border-radius:6px;margin-top:26px;background:var(--panel);overflow:hidden}
.postitem{display:flex;gap:18px;padding:18px 20px;border-top:1px solid var(--line)}
.postitem:first-child{border-top:0}
.postitem:hover{background:var(--soft)}
.postitem time{font-family:var(--mono);font-size:12px;color:var(--muted);flex:0 0 90px;padding-top:2px}
.postitem h3{font-size:17px;font-weight:800}
.postitem p{color:var(--muted);font-size:13.5px;margin-top:5px}
.post{padding-top:30px;max-width:760px}
.post>h1{font-size:clamp(26px,3.4vw,38px);font-weight:800;margin-top:12px}
.postmeta{font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:10px}
.prose{margin-top:22px;font-size:15.5px;color:#2f3a4f;line-height:1.7}
.prose h2{font-family:var(--disp);font-size:20px;font-weight:800;margin:26px 0 8px}
.prose h3{font-family:var(--disp);font-size:16px;font-weight:700;margin:20px 0 6px}
.prose p{margin:12px 0}
.prose ul,.prose ol{margin:12px 0;padding-left:20px}
.prose li{margin:5px 0}
.prose code{background:var(--soft);border:1px solid var(--line);border-radius:4px;padding:1px 5px;font-size:13px}
.prose pre{background:var(--ink);color:#c3d1e6;border-radius:6px;padding:14px 16px;overflow:auto;margin:16px 0}
.prose pre code{background:none;border:0;padding:0;color:inherit}
.prose blockquote{border-left:3px solid var(--orange);margin:16px 0;padding:4px 16px;color:var(--muted)}
.prose a{color:var(--orange);text-decoration:underline}

/* faq */
.faq{margin-top:14px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--panel)}
.faq details{border-top:1px solid var(--line)}
.faq details:first-child{border-top:0}
.faq summary{cursor:pointer;padding:14px 16px;font-weight:700;font-family:var(--disp);list-style:none;font-size:15px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--orange);font-family:var(--mono)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{padding:0 16px 14px;color:var(--muted);margin:0;font-size:14px}