/* ============================================================
   Takt — blog styles
   Scoped to /blog/. Mirrors the landing page's token layer and
   nav/footer grammar so the two surfaces read as one site, then
   adds the reading measure and prose rules the landing page has
   no use for.
   ============================================================ */

:root{
  /* Surfaces */
  --parchment:#faf9f5;
  --paper:#ffffff;
  --mist:#f3f2ed;
  --hairline:#e6e4dd;
  --bone:#cfcdc5;

  /* Ink */
  --ash:#6f6d67;
  --slate:#5c5b56;
  --charcoal:#222222;
  --ink:#0d0d0d;

  --lime:#b8f04a;

  --page:1140px;
  /* Prose runs on its own measure. 720px lands body copy at ~72
     characters, which is the readable band the 1140px page cannot give. */
  --read:720px;
  --r-card:24px;
  --r-sm:16px;
  --r-xs:12px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{
  background:var(--parchment);
  color:var(--slate);
  font-family:"Inter",ui-sans-serif,system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.55;
  letter-spacing:-.009em;
}
::selection{background:var(--lime);color:var(--ink)}

.wrap{max-width:var(--page);margin-inline:auto;padding-inline:28px}
.wrap-read{max-width:calc(var(--read) + 56px);margin-inline:auto;padding-inline:28px}

/* ---------- Type ---------- */
h1,h2,h3,.serif{
  font-family:"Instrument Serif",ui-serif,Georgia,Cambria,serif;
  font-weight:400;
  color:var(--charcoal);
}
h1{font-size:clamp(38px,4.6vw,58px);line-height:1.08;letter-spacing:-.026em;text-wrap:balance}
h2{font-size:clamp(28px,3vw,36px);line-height:1.14;letter-spacing:-.02em}
h3{font-size:clamp(20px,2.1vw,24px);line-height:1.22;letter-spacing:-.015em}
em{font-style:italic}

.eyebrow{
  font-family:"DM Mono",ui-monospace,SFMono-Regular,monospace;
  font-size:12px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ash);
}
.lead{font-size:clamp(17px,1.6vw,20px);line-height:1.5;color:var(--ash)}
.mono{font-family:"DM Mono",ui-monospace,SFMono-Regular,monospace}

/* ---------- Actions ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  border-radius:9999px;padding:13px 24px;
  font-size:15px;font-weight:500;letter-spacing:-.01em;
  text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#2b2b2b}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- Nav ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(250,249,245,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
nav{display:flex;align-items:center;gap:36px;padding-block:18px}
.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink)}
.brand .mark{width:28px;height:28px;display:grid;place-items:center;flex:none}
.brand .mark img{width:100%;height:100%;display:block}
.brand .word{font-family:"Instrument Serif",serif;font-size:25px;letter-spacing:-.02em;line-height:1}
.nav-links{display:flex;gap:28px;margin-inline:auto}
.nav-links a{color:var(--slate);text-decoration:none;font-size:15px;transition:color .2s ease}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--ink)}
.nav-cta{display:flex;align-items:center;gap:10px}

/* ---------- Blog index ---------- */
.blog-head{padding-block:clamp(48px,6vw,86px) clamp(28px,3.5vw,44px)}
.blog-head h1{max-width:16ch}
.blog-head .lead{margin-top:20px;max-width:52ch}

.posts{list-style:none;padding-bottom:clamp(64px,8vw,110px)}
.posts li{border-top:1px solid var(--hairline)}
.posts li:last-child{border-bottom:1px solid var(--hairline)}
.posts a{
  display:block;text-decoration:none;color:inherit;
  padding-block:clamp(28px,3.4vw,40px);
}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-family:"DM Mono",ui-monospace,SFMono-Regular,monospace;
  font-size:12px;color:var(--ash)}
.tag{background:var(--mist);border-radius:9999px;padding:3px 10px;font-size:11.5px;color:var(--slate)}
.posts h2{margin-top:14px;max-width:22ch;transition:color .2s ease}
.posts a:hover h2{color:var(--ink)}
.posts p{margin-top:12px;max-width:56ch;color:var(--ash)}
.read-on{display:inline-flex;align-items:center;gap:7px;margin-top:18px;
  font-size:14.5px;font-weight:500;color:var(--ink)}
.read-on svg{transition:transform .2s ease}
.posts a:hover .read-on svg{transform:translateX(3px)}

/* ---------- Post ---------- */
.back{display:inline-flex;align-items:center;gap:7px;margin-top:clamp(28px,3.4vw,44px);
  font-size:14px;font-weight:500;color:var(--ash);text-decoration:none;transition:color .2s ease}
.back:hover{color:var(--ink)}

.post-head{padding-block:26px clamp(30px,3.6vw,44px);border-bottom:1px solid var(--hairline)}
.post-head h1{margin-top:16px}
.post-head .lead{margin-top:18px;max-width:54ch;color:var(--ash)}

.prose{padding-block:clamp(30px,3.6vw,44px) clamp(64px,8vw,110px);
  font-size:17px;line-height:1.75;color:var(--slate)}
.prose > p{margin-top:22px}
.prose > p:first-child{margin-top:0}
/* The opening line carries the post's whole premise, so it gets
   headline ink and a step up in size instead of body treatment. */
.prose > p.opener{font-size:20px;line-height:1.5;color:var(--charcoal)}
.prose h2{margin-top:clamp(44px,5vw,60px)}
.prose h3{margin-top:clamp(32px,3.6vw,40px)}
.prose h2 + p,.prose h3 + p{margin-top:16px}
.prose strong{color:var(--charcoal);font-weight:600}
.prose a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;text-decoration-color:var(--bone);
  transition:text-decoration-color .2s ease}
.prose a:hover{text-decoration-color:var(--ink)}
.prose ul,.prose ol{margin-top:20px;padding-left:22px}
.prose li{margin-top:9px;padding-left:4px}
.prose li::marker{color:var(--bone)}
.prose blockquote{
  margin-top:26px;padding:2px 0 2px 22px;
  border-left:2px solid var(--bone);
  font-family:"Instrument Serif",ui-serif,Georgia,serif;
  font-size:22px;line-height:1.4;letter-spacing:-.012em;color:var(--charcoal);
}
.prose blockquote em{font-style:italic}
.prose code{
  font-family:"DM Mono",ui-monospace,SFMono-Regular,monospace;
  font-size:14px;background:var(--mist);border-radius:6px;
  padding:2px 6px;color:var(--charcoal);
}
.prose pre{
  margin-top:22px;background:var(--ink);color:#fafaf8;
  border-radius:var(--r-sm);padding:20px 22px;overflow-x:auto;
  font-size:13.5px;line-height:1.7;
}
.prose pre code{background:none;padding:0;color:inherit;font-size:inherit}
.prose hr{margin-block:clamp(44px,5vw,60px);border:0;border-top:1px solid var(--hairline)}

/* A quiet callout for the step-by-step client list, so setup reads as
   reference material rather than more prose. */
.setup{
  margin-top:22px;background:var(--paper);border:1px solid var(--hairline);
  border-radius:var(--r-sm);padding:clamp(18px,2.4vw,24px);
}
.setup + .setup{margin-top:14px}
.setup h3{margin-top:0;font-family:"Inter",ui-sans-serif,system-ui,sans-serif;
  font-size:16px;font-weight:600;letter-spacing:-.01em;color:var(--charcoal)}
.setup > p{margin-top:10px}
.setup > p:first-of-type{margin-top:12px}
.setup ol,.setup ul{margin-top:12px}
.setup pre{margin-top:14px}
.setup .tiny{font-size:13px;line-height:1.5;color:var(--ash);margin-top:12px}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--hairline);padding-block:44px 40px}
.foot{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.foot nav{display:flex;flex-wrap:wrap;gap:12px 22px;margin-inline:auto;padding:0}
.foot a{color:var(--ash);text-decoration:none;font-size:13.5px}
.foot a:hover,.foot a[aria-current="page"]{color:var(--ink)}
.foot small{color:var(--ash);font-size:13px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .nav-links{display:none}
}
@media (max-width:560px){
  .wrap,.wrap-read{padding-inline:20px}
  .nav-cta .btn-ghost{display:none}
  .prose pre{border-radius:var(--r-xs);padding:16px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}