/* ===================================================================
   OLLAMA LOVERS — design system
   Signal palette: paper white + ink + one electric "signal" blue.
   Display: Space Grotesk · Body: Inter · Data/mono: JetBrains Mono
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root{
  --bg:        #FAFAF9;
  --bg-raised: #FFFFFF;
  --ink:       #0B0D0F;
  --mist:      #676C72;
  --mist-soft: #9AA0A6;
  --line:      #E7E8EA;
  --line-hard: #D8DADD;
  --signal:    #2F6FED;
  --signal-ink:#1A4FBF;
  --signal-soft: rgba(47,111,237,.10);
  --online:    #17A672;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius: 10px;
  --radius-sm: 6px;
  --max: 760px;
}

@media (prefers-color-scheme: dark){
  /* Intentionally not switching to dark-by-default: the brief calls for
     a paper-white, signal-on-white identity. Respecting OS scheme is
     left as a future enhancement noted in README. */
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit;}
img{max-width:64%;display:block;}

:focus-visible{
  outline:2px solid var(--signal);
  outline-offset:3px;
  border-radius:4px;
}

.wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}
.wrap-wide{max-width:920px;margin:0 auto;padding:0 24px;}

/* ---------- nav ---------- */
.nav{
  position:sticky; top:0; z-index:20;
  background:rgba(250,250,249,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:920px;margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.nav-brand{
  display:flex;align-items:center;gap:9px;
  font-family:var(--font-display);font-weight:700;font-size:16px;
  text-decoration:none;color:var(--ink);
}
.brand-logo{
  width:28px;height:28px;flex:none;
  border-radius:50%;object-fit:cover;
  border:1px solid var(--line-hard);
  background:#fff;
}
.nav-links{display:flex;gap:28px;font-family:var(--font-mono);font-size:13px;}
.nav-links a{text-decoration:none;color:var(--mist);transition:color .15s;}
.nav-links a:hover{color:var(--ink);}
.nav-links a.is-active{color:var(--ink);}

/* ---------- hero ---------- */
.hero{padding:48px 0 40px;}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:12px;color:var(--signal-ink);
  background:var(--signal-soft); display:inline-flex; align-items:center; gap:8px;
  padding:5px 10px; border-radius:100px; margin-bottom:22px;
  letter-spacing:.02em;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--online);}
.hero-title-row{display:flex;align-items:center;gap:10px;}
.hero-logo-wrap{flex:none;display:flex;align-items:center;}
.hero-logo{
  height:50%;
  width:auto;
  aspect-ratio:1/1;
  border-radius:50%;
  object-fit:cover;
  background:#fff;
}
.hero h1{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(34px, 6vw, 54px);
  line-height:1.05;
  letter-spacing:-0.02em;
  max-width:11.5ch;
}
.hero h1 em{
  font-style:normal;
  color:var(--signal-ink);
}
.hero-tagline{
  font-family:var(--font-display);
  font-weight:600;
  font-size:17px;
  line-height:1.4;
  color:var(--ink);
  margin-top:20px;
}
.hero-tagline .accent{color:var(--signal-ink);}
.hero p.lede{
  margin-top:14px;
  font-size:18px;
  color:var(--mist);
  max-width:52ch;
  line-height:1.55;
}
.hero-cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap;}
.btn{
  font-family:var(--font-mono);font-size:13px;
  padding:12px 18px;border-radius:var(--radius-sm);
  text-decoration:none;display:inline-flex;align-items:center;gap:8px;
  border:1.5px solid transparent;transition:transform .12s ease, background .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--signal-ink);}
.btn-ghost{border-color:var(--line-hard);color:var(--ink);background:var(--bg-raised);}
.btn-ghost:hover{border-color:var(--ink);}

/* ---------- traceroute signature ---------- */
.trace{
  margin-top:56px;
  border:1.5px solid var(--line-hard);
  border-radius:var(--radius);
  background:var(--bg-raised);
  overflow:hidden;
}
.trace-bar{
  display:flex;align-items:center;gap:8px;
  padding:10px 16px;border-bottom:1px solid var(--line);
  font-family:var(--font-mono);font-size:11px;color:var(--mist-soft);
}
.trace-bar span.file{color:var(--mist);}
.trace-body{padding:18px 20px 20px;font-family:var(--font-mono);font-size:13px;}
.trace-title{color:var(--mist-soft);margin-bottom:14px;}
.hop{
  display:grid;
  grid-template-columns:22px 1fr auto auto;
  gap:14px;align-items:baseline;
  padding:9px 0;
  border-top:1px dashed var(--line);
  opacity:0; transform:translateX(-6px);
  animation:hop-in .5s ease forwards;
}
.hop:first-child{border-top:none;}
.hop .n{color:var(--mist-soft);}
.hop .name{color:var(--ink);font-weight:500;}
.hop .name .sub{color:var(--mist);font-weight:400;margin-left:6px;}
.hop .lat{color:var(--signal-ink);text-align:right;}
.hop .status{color:var(--online);font-size:11px;}
@keyframes hop-in{ to{ opacity:1; transform:translateX(0);} }

/* ---------- section shell ---------- */
.section{padding:64px 0;}
.section-head{
  display:flex;align-items:baseline;gap:14px;margin-bottom:24px;
}
.section-head h2{
  font-family:var(--font-display);font-weight:600;font-size:22px;letter-spacing:-0.01em;
}
.section-head .rule{flex:1;height:1px;background:var(--line);}
.section-head .tag{font-family:var(--font-mono);font-size:11px;color:var(--mist-soft);}
.section-note{color:var(--mist);max-width:60ch;margin-bottom:28px;font-size:15px;}

/* ---------- post cards ---------- */
.post-list{display:flex;flex-direction:column;}
.post{
  display:grid;grid-template-columns:90px 1fr auto;gap:20px;align-items:start;
  padding:20px 0;border-top:1px solid var(--line);text-decoration:none;color:inherit;
}
.post:first-child{border-top:none;}
.post-date{font-family:var(--font-mono);font-size:12px;color:var(--mist-soft);padding-top:3px;}
.post-tag{
  display:inline-block;font-family:var(--font-mono);font-size:10.5px;color:var(--signal-ink);
  background:var(--signal-soft);padding:2px 8px;border-radius:100px;margin-bottom:8px;
}
.post-title{font-family:var(--font-display);font-weight:600;font-size:17px;line-height:1.35;}
.post-excerpt{color:var(--mist);font-size:13.5px;margin-top:6px;line-height:1.5;}
.post-arrow{font-family:var(--font-mono);color:var(--mist-soft);padding-top:4px;transition:transform .15s, color .15s;}
.post:hover .post-arrow{color:var(--signal-ink);transform:translateX(3px);}
.post:hover .post-title{color:var(--signal-ink);}

/* ---------- newsletter/discord CTA ---------- */
.cta-block{
  border-radius:var(--radius);
  background:var(--ink);color:#fff;
  padding:36px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;
}
.cta-block h3{font-family:var(--font-display);font-weight:600;font-size:20px;margin-bottom:6px;}
.cta-block p{color:#B7BBC2;font-size:14px;max-width:44ch;}
.cta-block .btn-primary{background:var(--signal);}
.cta-block .btn-primary:hover{background:#4C82F2;}

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--line);
  padding:56px 0 32px;
  margin-top:16px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:32px 24px;
  padding-bottom:36px;
}
@media (max-width:720px){
  .footer-top{grid-template-columns:1fr 1fr;row-gap:28px;}
}
@media (max-width:480px){
  .footer-top{grid-template-columns:1fr;}
}
.footer-brand .nav-brand{margin-bottom:10px;}
.footer-tagline{color:var(--mist);font-size:13.5px;line-height:1.55;max-width:34ch;}
.footer-heading{
  font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--mist-soft);margin-bottom:14px;
}
.footer-col{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--mist);text-decoration:none;transition:color .15s;}
.footer-col a:hover{color:var(--signal-ink);}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  padding-top:24px;border-top:1px solid var(--line);
  font-family:var(--font-mono);font-size:12px;color:var(--mist-soft);
}

/* ---------- inline link (used in prose) ---------- */
.card-link{
  font-family:var(--font-mono);font-size:.85em;color:var(--signal-ink);
  text-decoration:none;border-bottom:1px solid var(--signal-soft);
}
.card-link:hover{border-color:var(--signal-ink);}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;}
.faq-item{padding:22px 0;border-top:1px solid var(--line);}
.faq-item:first-child{border-top:none;}
.faq-q{font-family:var(--font-display);font-weight:600;font-size:16px;margin-bottom:8px;}
.faq-a{color:var(--mist);font-size:14.5px;line-height:1.6;}

/* ---------- single post page ---------- */
.post-hero{padding:56px 0 24px;}
.post-hero .post-tag{margin-bottom:14px;}
.post-hero h1{font-family:var(--font-display);font-weight:700;font-size:clamp(28px,4.5vw,40px);line-height:1.15;letter-spacing:-0.01em;}
.post-meta{font-family:var(--font-mono);font-size:12px;color:var(--mist-soft);margin-top:14px;}
.post-body{padding:8px 0 60px;font-size:17px;line-height:1.75;}
.post-body p{margin-bottom:20px;}
.post-body h2{font-family:var(--font-display);font-size:22px;margin:36px 0 14px;font-weight:600;}
.post-body code{font-family:var(--font-mono);background:var(--signal-soft);color:var(--signal-ink);padding:2px 6px;border-radius:4px;font-size:.88em;}
.post-body pre{background:var(--ink);color:#EDEEF0;padding:18px 20px;border-radius:var(--radius-sm);overflow-x:auto;font-family:var(--font-mono);font-size:13px;margin-bottom:20px;}
.back-link{font-family:var(--font-mono);font-size:13px;color:var(--mist);text-decoration:none;display:inline-flex;align-items:center;gap:6px;margin-bottom:24px;}
.back-link:hover{color:var(--signal-ink);}