/* MACSONG documentation — JetBrains-help-style layout on the site's dark brand. */
:root{
  --bg:#000; --panel:#0b0c0f; --ink:#f5f5f7; --dim:#a1a1a6; --faint:#6e6e73;
  --hair:rgba(255,255,255,.10); --hair2:rgba(255,255,255,.06);
  --accent:#7fd88f; --accent-dim:rgba(127,216,143,.14);
  --sidebar:280px; --onpage:200px; --content:760px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;
     font:16px/1.65 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif}

/* ---- top bar ---- */
.top{position:sticky;top:0;z-index:30;background:rgba(0,0,0,.78);backdrop-filter:blur(12px);
     border-bottom:1px solid var(--hair)}
.top .in{max-width:1400px;margin:0 auto;padding:13px 24px;display:flex;gap:22px;align-items:baseline}
.top a{color:var(--dim);text-decoration:none;font-size:14px}
.top a:hover{color:var(--ink)}
.top .brand{color:var(--ink);font-weight:700;letter-spacing:.08em}
.top .docs-label{color:var(--faint);margin-left:-14px}
.top .spacer{flex:1}
#nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--hair);
     border-radius:8px;color:var(--ink);font-size:14px;padding:4px 12px}

/* ---- 3-column shell ---- */
.wrap{max-width:1400px;margin:0 auto;display:grid;
      grid-template-columns:var(--sidebar) minmax(0,1fr) var(--onpage);gap:0}

/* ---- left sidebar ---- */
#sidebar{border-right:1px solid var(--hair2);padding:28px 8px 64px 12px;
         position:sticky;top:49px;height:calc(100vh - 49px);overflow-y:auto}
#sidebar .sec{margin:18px 8px 6px;font-size:11px;font-weight:700;letter-spacing:.14em;
              text-transform:uppercase;color:var(--faint)}
#sidebar a{display:block;padding:6px 12px;margin:1px 0;border-radius:8px;border-left:2px solid transparent;
           color:var(--dim);text-decoration:none;font-size:14px;line-height:1.45}
#sidebar a:hover{color:var(--ink);background:rgba(255,255,255,.04)}
#sidebar a.active{color:var(--accent);background:var(--accent-dim);border-left-color:var(--accent);
                  border-top-left-radius:2px;border-bottom-left-radius:2px;font-weight:600}

/* ---- content ---- */
main{padding:40px 48px 96px;max-width:calc(var(--content) + 96px);min-width:0}
.crumbs{font-size:13px;color:var(--faint);margin:0 0 10px}
.crumbs a{color:var(--faint)} .crumbs a:hover{color:var(--dim)}
h1{font-size:36px;line-height:1.15;letter-spacing:-.02em;margin:0 0 10px}
.lead{color:var(--dim);font-size:18px;margin:0 0 36px}
h2{font-size:23px;letter-spacing:-.01em;margin:44px 0 12px;padding-top:26px;border-top:1px solid var(--hair2)}
h3{font-size:17px;margin:26px 0 8px}
p,li{color:var(--dim)} strong,b{color:var(--ink)} a{color:var(--accent)}
ul,ol{padding-left:24px} li{margin:4px 0}
kbd{font:13px ui-monospace,"SF Mono",Menlo,monospace;color:var(--ink);background:rgba(255,255,255,.08);
    border:1px solid var(--hair);border-bottom-width:2px;border-radius:6px;padding:2px 7px;white-space:nowrap}
code{font:14px ui-monospace,"SF Mono",Menlo,monospace;color:var(--ink);
     background:rgba(255,255,255,.07);border-radius:5px;padding:1px 6px}
table{width:100%;border-collapse:collapse;font-size:14.5px;margin:14px 0}
th{text-align:left;color:var(--ink);font-weight:600;padding:8px 14px 8px 0;border-bottom:1px solid var(--hair)}
td{color:var(--dim);padding:8px 14px 8px 0;border-bottom:1px solid var(--hair2);vertical-align:top}

/* figures: real app screenshots */
figure{margin:22px 0;padding:0}
figure img{max-width:100%;height:auto;display:block;border:1px solid var(--hair);border-radius:10px}
figure.bare img{border:none;border-radius:0}
figcaption{font-size:13px;color:var(--faint);margin-top:8px}
figure.half img{max-width:min(420px,100%)}

/* callouts */
.note,.tip{border:1px solid var(--hair);border-left:3px solid var(--accent);border-radius:10px;
           padding:12px 16px;margin:18px 0;font-size:14.5px;color:var(--dim);background:var(--panel)}
.note b,.tip b{color:var(--ink)}
.note{border-left-color:#8ab4ff}

/* skin cycle animation (real screenshots crossfading) */
.skin-cycle{position:relative;aspect-ratio:920/1122;max-width:440px;margin:22px 0}
.skin-cycle img{position:absolute;inset:0;width:100%;height:auto;border:1px solid var(--hair);
                border-radius:10px;opacity:0;animation:skinfade 15s infinite}
@keyframes skinfade{0%{opacity:0}4%{opacity:1}20%{opacity:1}26%{opacity:0}100%{opacity:0}}
.skin-names{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 0}
.skin-names span{border:1px solid var(--hair);border-radius:8px;padding:3px 11px;
                 font:12px ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.12em;color:var(--ink)}

/* effect switcher chips (visualizer demo) */
.fx-chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}
.fx-chips .fx{border:1px solid var(--hair);background:none;border-radius:8px;padding:4px 12px;
  font:12px ui-monospace,"SF Mono",Menlo,monospace;letter-spacing:.12em;color:var(--dim);cursor:pointer}
.fx-chips .fx:hover{color:var(--ink);border-color:rgba(255,255,255,.25)}
.fx-chips .fx.on{color:var(--accent);border-color:var(--accent);background:var(--accent-dim)}

/* prev/next pager */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:56px}
.pager a{display:block;border:1px solid var(--hair);border-radius:12px;padding:12px 16px;
         text-decoration:none;color:var(--ink)}
.pager a:hover{border-color:rgba(255,255,255,.25)}
.pager .lbl{display:block;font-size:12px;color:var(--faint);margin-bottom:2px}
.pager .next{text-align:right;grid-column:2}

/* right "on this page" */
#onpage{padding:40px 20px 64px 0;font-size:13px;position:sticky;top:49px;
        height:calc(100vh - 49px);overflow-y:auto}
#onpage .hd{color:var(--faint);font-weight:600;text-transform:uppercase;font-size:11px;
            letter-spacing:.12em;margin-bottom:8px}
#onpage a{display:block;color:var(--dim);text-decoration:none;padding:3px 0 3px 12px;
          border-left:1px solid var(--hair)}
#onpage a:hover{color:var(--ink)}

footer{grid-column:1/-1;border-top:1px solid var(--hair);color:var(--faint);font-size:13px;
       padding:28px 24px;display:flex;gap:18px;flex-wrap:wrap;max-width:1400px;margin:0 auto;width:100%}
footer a{color:var(--faint)}

/* ---- responsive ---- */
@media (max-width:1200px){
  .wrap{grid-template-columns:var(--sidebar) minmax(0,1fr)}
  #onpage{display:none}
}
@media (max-width:820px){
  .wrap{grid-template-columns:minmax(0,1fr)}
  main{padding:28px 22px 80px}
  #nav-toggle{display:block}
  #sidebar{display:none;position:fixed;z-index:40;top:49px;left:0;right:0;bottom:0;
           background:rgba(0,0,0,.96);border-right:none;height:auto}
  body.nav-open #sidebar{display:block}
}