/* ============================================================
   Focus Timely — Blog stylesheet (shared by index + all articles)
   No build step. Linked from every page in /blog/.
   Brand: dark theme, Space Grotesk (display) + Inter (body),
   accent orange #ff6b4a. Static background (no moving canvas —
   reading should be calm).
   ============================================================ */

:root{
  --bg:        #131419;
  --bg-2:      #181922;
  --card:      #1c1d27;
  --card-2:    #20212c;
  --line:      #2a2b38;
  --line-2:    #34354580;
  --ink:       #ecedf2;   /* primary text */
  --ink-soft:  #b7b9c6;   /* secondary text */
  --ink-dim:   #8a8c9c;   /* meta / captions */
  --accent:    #ff6b4a;
  --accent-2:  #ff8a6e;
  --accent-dim:#ff6b4a26;
  --radius:    16px;
  --radius-sm: 10px;
  --maxw:      720px;     /* article measure */
  --wide:      1080px;    /* index / nav width */
  --font-disp: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  font-family:var(--font-body);
  background:
    radial-gradient(900px 600px at 78% -8%, #ff6b4a14, transparent 60%),
    radial-gradient(700px 500px at 12% 4%, #6b8aff10, transparent 55%),
    var(--bg);
  color:var(--ink);
  line-height:1.6;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

a{ color:inherit; text-decoration:none; }

/* ---------- layout helpers ---------- */
.wrap{ width:100%; max-width:var(--wide); margin:0 auto; padding:0 24px; }
.measure{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }

/* ---------- nav ---------- */
.nav{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(140%) blur(12px);
  background:#131419cc;
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--wide); margin:0 auto; padding:14px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-disp); font-weight:600; font-size:18px; letter-spacing:-.02em; }
.brand .dot{
  width:22px; height:22px; border-radius:7px;
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  display:grid; place-items:center; flex:0 0 auto;
  box-shadow:0 0 0 1px #ffffff14, 0 6px 16px -6px var(--accent);
}
.brand .dot::after{ content:""; width:8px; height:8px; border:2px solid #1a0f0c; border-radius:50%; border-top-color:transparent; }
.nav-links{ display:flex; align-items:center; gap:26px; font-size:14.5px; color:var(--ink-soft); }
.nav-links a{ transition:color .15s ease; }
.nav-links a:hover{ color:var(--ink); }
.nav-cta{
  font-family:var(--font-disp); font-weight:500; font-size:14px;
  color:#1a0f0c; background:linear-gradient(135deg, var(--accent), var(--accent-2));
  padding:9px 16px; border-radius:10px; white-space:nowrap;
  box-shadow:0 8px 20px -10px var(--accent); transition:transform .15s ease, box-shadow .15s ease;
}
.nav-cta:hover{ transform:translateY(-1px); box-shadow:0 12px 24px -10px var(--accent); }
.nav-toggle{ display:none; }

/* ---------- index: header ---------- */
.blog-head{ padding:72px 0 28px; text-align:center; }
.blog-head .eyebrow{
  font-family:var(--font-disp); font-size:13px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--accent); margin-bottom:14px;
}
.blog-head h1{ font-family:var(--font-disp); font-weight:600; font-size:clamp(32px,5vw,46px); letter-spacing:-.03em; line-height:1.05; }
.blog-head p{ color:var(--ink-soft); font-size:17px; max-width:560px; margin:16px auto 0; }

/* ---------- index: post grid ---------- */
.posts{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(320px,1fr));
  gap:20px; padding:32px 0 80px;
}
.post-card{
  display:flex; flex-direction:column;
  background:linear-gradient(180deg, var(--card), var(--bg-2));
  border:1px solid var(--line); border-radius:var(--radius);
  padding:24px; min-height:220px;
  transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.post-card:hover{ transform:translateY(-3px); border-color:#3a3b4c; box-shadow:0 18px 40px -24px #000; }
.post-card .cat{
  font-family:var(--font-disp); font-size:12px; letter-spacing:.08em; text-transform:uppercase;
  color:var(--accent); margin-bottom:12px;
}
.post-card h2{ font-family:var(--font-disp); font-weight:600; font-size:21px; line-height:1.22; letter-spacing:-.02em; }
.post-card .excerpt{ color:var(--ink-soft); font-size:14.5px; margin-top:10px; flex:1; }
.post-card .meta{ display:flex; align-items:center; gap:10px; color:var(--ink-dim); font-size:13px; margin-top:18px; }
.post-card .meta .sep{ width:3px; height:3px; border-radius:50%; background:var(--ink-dim); }
.post-card .more{ color:var(--accent); font-size:13.5px; font-weight:500; margin-top:14px; display:inline-flex; align-items:center; gap:6px; }
.post-card .more svg{ transition:transform .18s ease; }
.post-card:hover .more svg{ transform:translateX(3px); }

.posts-empty,.posts-error{ grid-column:1/-1; text-align:center; color:var(--ink-dim); padding:60px 0; font-size:15px; }

/* ---------- article ---------- */
.article{ padding:56px 0 40px; }
.article-head{ margin-bottom:36px; }
.article-head .eyebrow{
  font-family:var(--font-disp); font-size:12.5px; letter-spacing:.12em; text-transform:uppercase;
  color:var(--accent); margin-bottom:16px;
}
.article-head h1{
  font-family:var(--font-disp); font-weight:600; font-size:clamp(30px,4.6vw,42px);
  line-height:1.1; letter-spacing:-.03em;
}
.article-meta{ display:flex; align-items:center; gap:10px; color:var(--ink-dim); font-size:14px; margin-top:18px; }
.article-meta .sep{ width:3px; height:3px; border-radius:50%; background:var(--ink-dim); }

/* prose */
.prose{ font-size:17.5px; line-height:1.75; color:var(--ink); }
.prose > * + *{ margin-top:1.35em; }
.prose .lead{ font-size:20px; line-height:1.6; color:var(--ink-soft); }
.prose h2{ font-family:var(--font-disp); font-weight:600; font-size:27px; line-height:1.2; letter-spacing:-.02em; margin-top:1.9em; }
.prose h3{ font-family:var(--font-disp); font-weight:600; font-size:21px; line-height:1.25; margin-top:1.6em; }
.prose a{ color:var(--accent); text-decoration:underline; text-underline-offset:3px; text-decoration-color:#ff6b4a66; transition:text-decoration-color .15s ease; }
.prose a:hover{ text-decoration-color:var(--accent); }
.prose strong{ color:#fff; font-weight:600; }
.prose ul,.prose ol{ padding-left:1.3em; }
.prose li{ margin-top:.5em; }
.prose li::marker{ color:var(--accent); }
.prose blockquote{
  border-left:3px solid var(--accent); padding:6px 0 6px 22px;
  color:var(--ink-soft); font-size:19px; font-style:italic;
}
.prose code{
  font-family:"SF Mono", ui-monospace, "Cascadia Code", Menlo, monospace;
  font-size:.88em; background:var(--card-2); border:1px solid var(--line);
  padding:.12em .42em; border-radius:6px; color:var(--accent-2);
}
.prose pre{
  background:var(--card-2); border:1px solid var(--line); border-radius:var(--radius-sm);
  padding:18px 20px; overflow-x:auto; font-size:14px; line-height:1.6;
}
.prose pre code{ background:none; border:0; padding:0; color:var(--ink); }
.prose img{ width:100%; border-radius:var(--radius-sm); border:1px solid var(--line); }
.prose hr{ border:0; border-top:1px solid var(--line); margin:2.4em 0; }

/* end-of-article CTA */
.cta-card{
  margin:48px 0 8px;
  background:linear-gradient(135deg, #221520, #1a1620);
  border:1px solid var(--line); border-radius:var(--radius);
  padding:30px 28px; text-align:center;
}
.cta-card h3{ font-family:var(--font-disp); font-weight:600; font-size:22px; letter-spacing:-.02em; }
.cta-card p{ color:var(--ink-soft); font-size:15px; margin-top:8px; }
.cta-card .btn{
  display:inline-block; margin-top:18px;
  font-family:var(--font-disp); font-weight:500; font-size:15px; color:#1a0f0c;
  background:linear-gradient(135deg, var(--accent), var(--accent-2));
  padding:12px 24px; border-radius:11px;
  box-shadow:0 10px 24px -10px var(--accent); transition:transform .15s ease;
}
.cta-card .btn:hover{ transform:translateY(-2px); }

.back-link{ display:inline-flex; align-items:center; gap:8px; color:var(--ink-soft); font-size:14.5px; margin-top:28px; transition:color .15s ease; }
.back-link:hover{ color:var(--ink); }

/* ---------- footer ---------- */
.foot{ border-top:1px solid var(--line); margin-top:40px; }
.foot-inner{
  max-width:var(--wide); margin:0 auto; padding:30px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
  color:var(--ink-dim); font-size:13.5px;
}
.foot-inner a{ color:var(--ink-soft); transition:color .15s ease; }
.foot-inner a:hover{ color:var(--ink); }
.foot-links{ display:flex; gap:22px; flex-wrap:wrap; }

/* ---------- responsive ---------- */
@media (max-width:640px){
  .nav-links{ display:none; }
  .blog-head{ padding:48px 0 20px; }
  .posts{ grid-template-columns:1fr; padding:24px 0 60px; }
  .article{ padding:40px 0 32px; }
  .prose{ font-size:17px; }
  .foot-inner{ flex-direction:column; align-items:flex-start; gap:14px; }
}

@media (prefers-reduced-motion:reduce){
  *{ scroll-behavior:auto !important; transition:none !important; }
}