/* Solid Bundles design system. One source for every page.
   Tokens mirror crescano.pen. Load once per page: <link rel="stylesheet" href="/styles/site.css"> */

@font-face{font-family:'Geist';font-style:normal;font-weight:600 700;font-display:swap;src:url(/fonts/geist-latin.woff2) format('woff2')}
@font-face{font-family:'Geist Mono';font-style:normal;font-weight:400 700;font-display:swap;src:url(/fonts/geist-mono-latin.woff2) format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/ibm-plex-mono-400-latin.woff2) format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/ibm-plex-mono-600-latin.woff2) format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 600;font-display:swap;src:url(/fonts/inter-latin.woff2) format('woff2')}

:root{
  --surface:#FFFFFF; --surface-alt:#F7F8FA; --ink:#1A1A1A; --ink-2:#666666; --ink-3:#888888;
  --accent:#4A9FD8; --link:#2E7DB5; --border:#EEF0F2; --dark:#0A0B0D; --dark-2:#101214; --dark-card:#191C1F;
  --sky:#7FB8E0; --good:#28A254; --bad:#D06060; --warn:#D97706;
  --head:'Geist',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif;
  --mono:'IBM Plex Mono',monospace; --data:'Geist Mono',monospace;
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--surface);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:2.5px;color:var(--accent);text-transform:uppercase}

/* ---- pill nav (shared) ---- */
.nav{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:10px 10px 10px 24px;border:1px solid rgba(26,26,26,.10);border-radius:99px;
  background:rgba(255,255,255,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.nav.on-dark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
.nav .brand{display:flex;gap:9px;align-items:center;font-family:var(--head);font-weight:700;font-size:17px;letter-spacing:.3px}
.nav.on-dark .brand,.nav.on-dark .nl{color:#fff}
.nav-r{display:flex;gap:28px;align-items:center}
.nl{font-family:var(--body);font-size:14px;color:var(--ink-2)}
.nl:hover{color:var(--ink)}
.nav.on-dark .nl:hover{color:#fff}
.nav-cta{background:var(--ink);color:#fff;padding:9px 18px;border-radius:99px;font-size:13px;font-weight:500}
.nav.on-dark .nav-cta{background:#fff;color:var(--dark)}
.burger{display:none}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:99px;font-family:var(--body);font-weight:600;font-size:16px;padding:15px 30px;transition:transform .12s ease}
.btn:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-ink{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--dark)}
.btn-ghost{border:1.5px solid rgba(26,26,26,.22);color:var(--ink)}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.3);color:#fff}

/* ---- headings ---- */
h1{font-family:var(--head);font-weight:700;letter-spacing:-.03em;line-height:1.04}
h2{font-family:var(--head);font-weight:700;letter-spacing:-.02em;line-height:1.06}
h3{font-family:var(--head);font-weight:600;letter-spacing:-.01em}

/* ---- section rhythm ---- */
.band{padding:120px 0}
.band-alt{background:var(--surface-alt)}
.band-dark{background:var(--dark);color:#fff}
.center{text-align:center}
.lede{font-size:18px;color:var(--ink-2);line-height:1.6;max-width:600px;margin-left:auto;margin-right:auto;text-align:center}

/* ---- stat strip ---- */
.stats{display:flex;justify-content:space-around;gap:24px;flex-wrap:wrap;text-align:center;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:80px 0}
.stat b{font-family:var(--head);font-weight:700;font-size:clamp(40px,6vw,64px);letter-spacing:-.03em;display:block;line-height:1}
.stat span{font-size:15px;color:var(--ink-2)}

/* ---- cards / checks ---- */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;width:100%;max-width:1160px;margin:0 auto}
.check{background:var(--dark-card);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:12px}
.check .n{font-family:var(--mono);font-size:12px;letter-spacing:2px;color:var(--sky)}
.check h3{font-size:22px;color:#fff}
.check p{font-size:15px;color:#9BA1A8;line-height:1.55}

/* ---- comparison table ---- */
.ctable{width:100%;max-width:1160px;margin:0 auto;border:1.5px solid var(--border);border-radius:18px;overflow:hidden}
.ctable .thead,.ctable .trow{display:flex}
.ctable .thead{background:var(--dark)}
.ctable .trow{border-top:1px solid var(--border)}
.ctable .trow:nth-child(even){background:var(--surface-alt)}
.ctable .cell{padding:18px 24px;flex:1;font-size:14px;line-height:1.45;display:flex;gap:8px;align-items:flex-start}
.ctable .cell.q{flex:0 0 34%;font-weight:600;color:var(--ink);display:block}
.ctable .thead .cell{font-family:var(--mono);font-size:11px;letter-spacing:1.5px;color:#fff}
.ctable .ico{flex:none;margin-top:2px}

/* ---- callouts ---- */
.callout{display:flex;gap:16px;border-radius:16px;padding:22px;max-width:880px}
.callout.warn{background:#FFF8F0;border:1px solid #F0E2D0}
.callout.tip{background:#F0F7FC;border:1px solid #D8E8F4}
.callout .ct h4{font-family:var(--head);font-size:17px;margin-bottom:6px}
.callout .ct p{font-size:14px;color:var(--ink-2);line-height:1.55}

/* ---- footer ---- */
.foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
  padding:36px 0;font-family:var(--mono);font-size:12px;color:var(--ink-3);border-top:1px solid var(--border)}
.foot.on-dark{border-color:rgba(255,255,255,.12);color:#6B7178}
.foot a{color:var(--ink-2)}.foot.on-dark a{color:#6B7178}
.foot .fl{display:flex;gap:20px;flex-wrap:wrap}

/* ---- mobile ---- */
@media (max-width:820px){
  .band{padding:64px 0}
  .stats{padding:56px 0}
  .check-grid{grid-template-columns:1fr}
  .nav-r{display:none}
  .nav-r.mobile-open{display:flex;position:absolute;top:64px;right:24px;left:24px;flex-direction:column;
    align-items:flex-start;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:18px;gap:14px;z-index:40}
  .burger{display:flex;background:none;border:none;cursor:pointer;color:inherit}
  .ctable .cell.q{flex:0 0 40%}
}

/* ============ GUIDE / ARTICLE PAGES ============ */
.ghero{background:var(--dark);color:#fff;padding:20px 0 40px}
.ghero .inner{max-width:var(--maxw);margin:0 auto;padding:44px 24px 0}
.crumb{display:flex;gap:8px;align-items:center;font-family:var(--mono);font-size:12px;letter-spacing:1.5px;color:#6B7178}
.crumb .on{color:var(--sky)}
.ghero h1{font-size:clamp(34px,5vw,60px);color:#fff;margin:14px 0 0;max-width:16ch}
.ghero .ghsub{font-size:clamp(16px,2vw,19px);color:rgba(255,255,255,.6);line-height:1.5;max-width:60ch;margin-top:16px}
.gmeta{display:flex;gap:22px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:1.3px;color:#6B7178;margin-top:18px}
.gchips{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}
.gchip{padding:8px 16px;border-radius:99px;font-size:13px;font-weight:500;color:rgba(255,255,255,.72);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16)}
.gchip:hover{color:#fff;border-color:rgba(255,255,255,.4)}
.gchip.on{background:#fff;color:var(--dark);border-color:#fff}

.prose{max-width:var(--maxw);margin:0 auto;padding:64px 24px 72px}
.prose>*{max-width:768px}
.prose h2{font-size:26px;letter-spacing:-.01em;margin:40px 0 10px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--ink-2);margin-bottom:14px;line-height:1.7}
.prose ol,.prose ul{color:var(--ink-2);margin:0 0 14px 22px}
.prose li{margin-bottom:8px;line-height:1.6}
.prose a{color:var(--link);text-decoration:underline;text-underline-offset:2px}
.prose strong{color:var(--ink)}
.prose .tablewrap{overflow-x:auto;margin:18px 0 8px}
.prose table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px;border:1.5px solid var(--border);border-radius:12px;overflow:hidden}
.prose th{font-family:var(--mono);font-size:11px;letter-spacing:1px;color:#fff;text-align:left;padding:14px 16px;background:var(--dark);font-weight:400}
.prose td{padding:14px 16px;border-top:1px solid var(--border);color:var(--ink-2);vertical-align:top}
.prose tr:nth-child(even) td{background:var(--surface-alt)}
.prose td strong{color:var(--ink)}
.prose .verified{font-family:var(--mono);font-size:11px;letter-spacing:1px;color:var(--ink-3);margin-bottom:20px}
.prose figure{margin:22px 0}
.prose figure img{width:100%;max-width:600px;height:auto;border:1px solid var(--border);border-radius:12px;display:block}
.prose figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.6px;color:var(--ink-3);margin-top:10px;max-width:600px;line-height:1.5}
.cta-card{background:var(--dark);color:#fff;border-radius:20px;padding:32px;margin:36px 0}
.cta-card .ch{font-family:var(--mono);font-size:11px;letter-spacing:1.5px;color:var(--sky);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.cta-card p{color:rgba(255,255,255,.72);margin:14px 0 20px;line-height:1.6}
.cta-card p a{color:#fff}
.cta-card .cta-btn{display:inline-block;background:var(--accent);color:#fff;padding:14px 28px;border-radius:99px;font-weight:600;font-size:15px}
@media (max-width:820px){
  .ghero .inner{padding-top:28px}
  .gchips{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch}
  .gchip{flex:none}
  .prose{padding-top:44px}
}
.prose h3{font-size:18px;letter-spacing:-.01em;margin:26px 0 6px}
.prose .scope{background:var(--surface-alt);border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin:20px 0}
.prose .scope p{margin-bottom:0}
.prose .footnote{font-size:13px;color:var(--ink-3);margin-bottom:8px;line-height:1.55}
.prose .shot{border:1px solid var(--border);border-radius:12px;overflow:hidden;margin:22px 0;background:var(--surface-alt)}
.prose .shot img{width:100%;max-width:none;height:auto;border:0;border-radius:0}
.prose .shot figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.8px;color:var(--ink-3);padding:10px 14px;border-top:1px solid var(--border);margin:0;max-width:none}
.prose code{font-family:var(--data);background:var(--surface-alt);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-size:.85em}
.prose em{color:var(--ink);font-style:italic}

/* ---- guide callouts + comparison icons (hybrid blocks) ---- */
.prose .callout{margin:22px 0}
.prose .callout svg{flex:none;margin-top:2px}
.prose .callout.warn svg{color:var(--warn)}
.prose .callout.tip svg{color:var(--accent)}
.prose .callout .ct h4{font-family:var(--head);font-size:17px;letter-spacing:-.01em;margin-bottom:6px;color:var(--ink)}
.prose .callout .ct p{font-size:14px;color:var(--ink-2);line-height:1.55;margin:0}
.prose table .yes{color:var(--good);font-weight:600;white-space:nowrap}
.prose table .no{color:var(--bad);white-space:nowrap}
.prose table .yes svg,.prose table .no svg{display:inline-block;vertical-align:-2px;margin-right:5px}

/* ---- guide/docs two-column: sticky TOC sidebar + content (built by toc.js) ---- */
.doc-wrap{display:grid;grid-template-columns:216px minmax(0,760px);gap:56px;justify-content:center;
  max-width:1120px;margin:0 auto;padding:0 24px}
.doc-wrap .prose{max-width:none;margin:0;padding:64px 0 72px;min-width:0}
.doc-wrap .prose .tablewrap{max-width:100%}
.doc-wrap .prose>*{max-width:none}
.doc-side{position:relative}
.doc-side-inner{position:sticky;top:28px;padding-top:64px}
.doc-side-label{font-family:var(--mono);font-size:11px;letter-spacing:1.5px;color:var(--ink-3);margin-bottom:14px}
.doc-toc{display:flex;flex-direction:column;border-left:1px solid var(--border)}
.doc-toc a{font-size:13px;line-height:1.4;color:var(--ink-2);padding:7px 0 7px 14px;margin-left:-1px;
  border-left:2px solid transparent}
.doc-toc a:hover{color:var(--ink)}
.doc-toc a.on{color:var(--ink);border-left-color:var(--accent);font-weight:500}
@media (max-width:900px){
  .doc-wrap{grid-template-columns:minmax(0,1fr);max-width:760px}
  .doc-side{display:none}
  .doc-wrap .prose{padding-top:44px}
}