/* Vexi blog — Swiss design system, shared with index.html / docs.html */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#ffffff;
  --bg2:#f4f4f2;
  --bg3:#ebebe8;
  --border:#dcdcd8;
  --ink:#0a0a0a;
  --ink2:#5a5a58;
  --ink3:#8e8e8a;
  --blue:#2979FF;
  --blue-dark:#1550c4;
  --blue-soft:#e8f0ff;
  --green:#0f8a4d;
  --term-bg:#0a0a0a;
  --sans:'Inter',Helvetica,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --gut:24px;
}

html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin:0 auto;padding:0 var(--gut)}

/* ---------- NAV ---------- */
nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--ink)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;font-weight:800;font-size:20px;letter-spacing:-.02em;text-transform:uppercase}
.nav-center{display:flex;gap:0}
.nav-center a{font-family:var(--mono);font-size:11.5px;font-weight:500;color:var(--ink2);text-transform:uppercase;letter-spacing:.08em;padding:8px 14px;transition:color .12s,background .12s}
.nav-center a:hover{background:var(--ink);color:#fff}
.nav-center a.active{color:#fff;background:var(--blue)}
.nav-links{display:flex;align-items:center;gap:10px}
.nav-gh{display:flex;align-items:center;gap:7px;background:var(--ink);color:#fff;font-family:var(--mono);font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:9px 14px;transition:background .12s}
.nav-gh:hover{background:var(--blue)}
.nav-gh svg{width:15px;height:15px;fill:#fff}
@media(max-width:860px){.nav-center{display:none}}

/* ---------- HERO ---------- */
.doc-hero{padding:72px 0 44px;text-align:start;border-bottom:1px solid var(--ink);position:relative;overflow:hidden}
.doc-hero::before{content:'';position:absolute;top:-260px;inset-inline-end:-100px;width:680px;height:600px;pointer-events:none;
  background:
    radial-gradient(closest-side,rgba(41,121,255,.14),transparent 70%) 30% 40%/62% 62% no-repeat,
    radial-gradient(closest-side,rgba(0,184,212,.11),transparent 70%) 70% 60%/55% 55% no-repeat;
  filter:blur(6px)}
.doc-hero .container{position:relative}
.doc-hero .tag{font-family:var(--mono);font-size:11.5px;font-weight:600;color:var(--ink);text-transform:uppercase;letter-spacing:.12em;margin-bottom:20px}
.doc-hero .tag::before{content:'00 / ';color:var(--blue)}
.doc-hero h1{font-size:clamp(34px,5.6vw,64px);font-weight:800;letter-spacing:-.04em;line-height:1;margin-bottom:20px;max-width:16ch}
.doc-hero p{font-size:17px;color:var(--ink2);max-width:58ch;margin:0}

/* ---------- POST LIST ---------- */
.post-list{border-top:1px solid var(--ink);margin:0 0 90px}
.post-row{display:grid;grid-template-columns:64px minmax(0,1fr) 200px;gap:32px;align-items:start;padding:30px 0;border-bottom:1px solid var(--border);transition:background .12s;position:relative}
.post-row:hover{background:var(--bg2)}
.post-num{font-family:var(--mono);font-size:12px;font-weight:600;color:var(--blue);padding-top:5px}
.post-main h2{font-size:clamp(20px,2.4vw,27px);font-weight:800;letter-spacing:-.03em;line-height:1.15;margin-bottom:10px;max-width:26ch}
.post-row:hover .post-main h2{color:var(--blue)}
.post-main p{font-size:15.5px;color:var(--ink2);line-height:1.6;max-width:60ch}
.post-meta{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-top:5px}
.post-tag{font-family:var(--mono);font-size:9.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);border:1px solid var(--blue);padding:3px 7px}
.post-meta time,.post-read{font-family:var(--mono);font-size:11.5px;color:var(--ink3);letter-spacing:.03em}

/* ---------- POST PAGE ---------- */
.post-hero{padding:56px 0 40px;border-bottom:1px solid var(--ink);position:relative;overflow:hidden}
.post-hero::before{content:'';position:absolute;top:-240px;inset-inline-end:-120px;width:640px;height:560px;pointer-events:none;
  background:
    radial-gradient(closest-side,rgba(41,121,255,.13),transparent 70%) 30% 40%/62% 62% no-repeat,
    radial-gradient(closest-side,rgba(0,184,212,.10),transparent 70%) 70% 60%/55% 55% no-repeat;
  filter:blur(6px)}
.post-hero .container{position:relative}
.back-link{display:inline-block;font-family:var(--mono);font-size:11.5px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--ink2);margin-bottom:28px;transition:color .12s}
.back-link:hover{color:var(--blue)}
.post-hero-meta{display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.post-hero h1{font-size:clamp(30px,4.8vw,56px);font-weight:800;letter-spacing:-.04em;line-height:1.02;margin-bottom:20px;max-width:20ch}
.post-lede{font-size:19px;color:var(--ink2);max-width:58ch;line-height:1.5}

.post-body{max-width:72ch;padding:56px 0 20px}
.post-body h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;letter-spacing:-.03em;line-height:1.15;margin:48px 0 16px;padding-top:22px;border-top:1px solid var(--ink)}
.post-body h3{font-size:18px;font-weight:700;letter-spacing:-.02em;margin:32px 0 12px}
.post-body p{font-size:16.5px;color:var(--ink2);line-height:1.72;margin:0 0 18px}
.post-body strong{color:var(--ink);font-weight:600}
.post-body em{color:var(--ink2)}
.post-body a{color:var(--blue);font-weight:600;border-bottom:1px solid rgba(41,121,255,.35)}
.post-body a:hover{border-bottom-color:var(--blue)}
.post-body code{font-family:var(--mono);font-size:13.5px;background:var(--bg3);color:var(--blue-dark);padding:2px 6px}
.post-body pre{background:var(--term-bg);color:#cdcdc6;padding:20px 22px;overflow-x:auto;margin:0 0 22px;font-family:var(--mono);font-size:13px;line-height:1.8}
.post-body pre code{background:none;padding:0;color:inherit;font-size:inherit}
.post-body ul,.post-body ol{margin:0 0 22px;padding-inline-start:0;list-style:none}
.post-body ol{counter-reset:pl}
.post-body li{font-size:16px;color:var(--ink2);line-height:1.65;margin-bottom:11px;padding-inline-start:20px;position:relative}
.post-body ul>li::before{content:'';position:absolute;inset-inline-start:0;top:.68em;width:8px;height:1px;background:var(--blue)}
.post-body ol>li{counter-increment:pl}
.post-body ol>li::before{content:counter(pl);position:absolute;inset-inline-start:0;top:0;font-family:var(--mono);font-size:12px;font-weight:600;color:var(--blue);line-height:1.9}
.post-body blockquote{border-inline-start:2px solid var(--blue);padding-inline-start:18px;margin:0 0 22px}
.post-body blockquote p{margin:0;color:var(--ink)}

/* ---------- POST CTA ---------- */
.post-cta{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;background:var(--ink);color:#fff;padding:38px 34px;margin:56px 0 0}
.post-cta h3{font-size:24px;font-weight:800;letter-spacing:-.03em;margin-bottom:6px}
.post-cta p{font-size:15px;color:#a5a59e}
.install-box{display:inline-flex;align-items:center;gap:14px;background:#1a1a18;border:1px solid #33332e;padding:14px 18px;font-family:var(--mono);font-size:14px}
.install-box .dollar{color:#3ddc84}
.install-box .cmd{color:#fff}

/* ---------- POST NAV ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:0 0 90px;border-top:1px solid var(--border)}
.pn{display:flex;flex-direction:column;gap:8px;padding:26px 24px;transition:background .12s}
.pn.prev{border-inline-end:1px solid var(--border)}
.pn.next{text-align:end;align-items:flex-end}
.pn:hover{background:var(--bg2)}
.pn span{font-family:var(--mono);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--ink3)}
.pn b{font-size:16px;font-weight:700;letter-spacing:-.02em;line-height:1.25;max-width:34ch}
.pn:hover b{color:var(--blue)}
.pn.empty{border-inline-end:1px solid var(--border)}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--ink);padding:56px 0 32px}
.foot-top{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,5fr);gap:40px;margin-bottom:48px}
.foot-brand{max-width:34ch}
.foot-brand .brand{font-size:20px;margin-bottom:14px}
.foot-brand p{font-size:14px;color:var(--ink2);line-height:1.6}
.foot-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.foot-col h4{font-family:var(--mono);font-size:11px;font-weight:600;color:var(--ink);text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.foot-col a{display:block;font-size:14px;color:var(--ink2);margin-bottom:11px;transition:color .12s}
.foot-col a:hover{color:var(--blue)}
.foot-bottom{border-top:1px solid var(--border);padding-top:22px;text-align:start;font-family:var(--mono);font-size:11.5px;color:var(--ink3);letter-spacing:.03em}

/* ---------- RESPONSIVE ---------- */
@media(max-width:860px){
  .post-row{grid-template-columns:44px minmax(0,1fr);gap:20px}
  .post-meta{grid-column:2;flex-direction:row;align-items:center;gap:12px;padding-top:4px}
  .doc-hero,.post-hero{padding-top:52px}
  .foot-top{grid-template-columns:1fr;gap:32px}
}
@media(max-width:600px){
  :root{--gut:18px}
  .post-row{grid-template-columns:1fr;gap:10px;padding:24px 0}
  .post-num{display:none}
  .post-meta{grid-column:1}
  .post-body{padding-top:40px}
  .post-body pre{padding:16px 14px;font-size:12px}
  .post-cta{padding:28px 22px}
  .post-nav{grid-template-columns:1fr}
  .pn.prev{border-inline-end:none;border-bottom:1px solid var(--border)}
  .pn.next{text-align:start;align-items:flex-start}
  .pn.empty{display:none}
  .foot-cols{grid-template-columns:1fr}
}