/* Blog Receply — statyczne strony generowane przez scripts/build-blog.mjs.
   Te same tokeny co landing (src/index.css): kremowe tło, czarny tusz,
   niebieski akcent, Geist + IBM Plex Mono, ramka z liniami włoskowymi. */
:root {
  --cream: #f5f4f1;
  --lift: #ebeae7;
  --depth: #e5e3e1;
  --ink: #111110;
  --blu: #213bdf;
  --grn: #7be554;
  --line: rgba(17, 17, 16, 0.08);
  --ink-88: rgba(17, 17, 16, 0.88);
  --ink-72: rgba(17, 17, 16, 0.72);
  --ink-64: rgba(17, 17, 16, 0.64);
  --ink-48: rgba(17, 17, 16, 0.48);
  --ink-40: rgba(17, 17, 16, 0.4);
  --sans: "Geist", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--blu); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 200;
  background: var(--ink); color: var(--cream); padding: 10px 16px; border-radius: 999px; text-decoration: none;
}
.skip:focus { top: 16px; }

/* Nawigacja — pigułka jak na landingu */
.nav-wrap { position: sticky; top: 16px; z-index: 100; padding: 0 16px; }
.nav {
  max-width: 1060px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 10px 10px 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px);
  border: 1px solid var(--line);
  box-shadow: 0 8px 32px rgba(17, 17, 16, 0.06);
}
.nav-logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.nav-logo img { height: 20px; width: auto; }
.nav-right { display: flex; align-items: center; gap: 20px; }
.nav-link { font-size: 14px; color: var(--ink-64); text-decoration: none; transition: color .2s; }
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; background: var(--ink); color: var(--cream);
  font-size: 14px; font-weight: 500; padding: 10px 20px; text-decoration: none;
  transition: background-color .3s; white-space: nowrap;
}
.btn:hover { background: var(--blu); }
.btn-short { display: none; }

/* Ramka strony z liniami włoskowymi */
.frame { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
@media (min-width: 1240px) {
  .frame { padding: 0 40px; border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
}
main { padding-top: 24px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.15em; text-transform: uppercase; color: var(--ink-64);
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--blu); }
.eyebrow a { text-decoration: none; }
.eyebrow a:hover { color: var(--ink); }

/* Lista wpisów */
.hero { padding: 80px 0 56px; }
.hero h1 {
  margin: 20px 0 0; font-weight: 500;
  font-size: clamp(2.4rem, 6vw, 4rem); line-height: 1.02; letter-spacing: -0.04em;
}
.hero h1 span { color: var(--ink-40); }
.hero p { margin: 20px 0 0; max-width: 580px; font-size: 17px; line-height: 1.6; color: var(--ink-64); }

.posts { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.post-row { border-bottom: 1px solid var(--line); }
.post-row a {
  display: grid; grid-template-columns: 180px 1fr 32px; gap: 24px; align-items: start;
  padding: 32px 0; text-decoration: none;
}
.post-date { font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-48); padding-top: 6px; }
.post-row h2 { margin: 0; font-size: clamp(1.3rem, 2.4vw, 1.6rem); font-weight: 500; line-height: 1.2; letter-spacing: -0.02em; transition: color .2s; text-wrap: balance; }
.post-row p { margin: 10px 0 0; color: var(--ink-64); line-height: 1.6; max-width: 640px; }
.post-meta { margin-top: 14px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-40); }
.post-arrow { padding-top: 4px; color: var(--ink-40); font-size: 22px; transition: transform .2s, color .2s; }
.post-row a:hover h2 { color: var(--blu); }
.post-row a:hover .post-arrow { color: var(--blu); transform: translateX(4px); }
.badge {
  display: inline-block; margin-left: 8px; padding: 2px 8px; border-radius: 999px;
  background: #fff3c4; color: #6b5200; font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; vertical-align: middle;
}

.empty {
  border: 1px solid var(--line); border-radius: 28px; background: #fff;
  padding: 72px 32px; text-align: center;
}
.empty-dots { display: inline-flex; gap: 6px; margin-bottom: 24px; }
.empty-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--blu); animation: typing 1.2s ease-in-out infinite; }
.empty-dots span:nth-child(2) { animation-delay: .15s; }
.empty-dots span:nth-child(3) { animation-delay: .3s; }
@keyframes typing { 0%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-4px); } }
.empty h2 { margin: 0; font-size: clamp(1.6rem, 3.4vw, 2.2rem); font-weight: 500; letter-spacing: -0.03em; }
.empty p { margin: 14px auto 0; max-width: 460px; color: var(--ink-64); line-height: 1.6; }
.empty .btn { margin-top: 28px; }

/* Wpis */
.article-head { max-width: 760px; padding: 64px 0 40px; }
.back { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--ink-64); text-decoration: none; margin-bottom: 28px; }
.back:hover { color: var(--ink); }
.article-head h1 {
  margin: 20px 0 0; font-weight: 500;
  font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.06; letter-spacing: -0.035em; text-wrap: balance;
}
.lead { margin: 22px 0 0; font-size: 19px; line-height: 1.6; color: var(--ink-64); max-width: 68ch; text-wrap: pretty; }
.byline { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 8px 20px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-48); }
.byline strong { color: var(--ink-72); font-weight: 500; }
.cover { margin: 0 0 48px; border-radius: 24px; overflow: hidden; border: 1px solid var(--line); background: var(--lift); }
.cover img { width: 100%; }

.prose { max-width: 68ch; font-size: 18px; line-height: 1.75; color: var(--ink-88); padding-bottom: 24px; }
.prose > :first-child { margin-top: 0; }
.prose p, .prose ul, .prose ol, .prose blockquote, .prose pre, .prose .table-wrap, .prose figure { margin: 0 0 1.25em; }
.prose h2 { margin: 2.2em 0 0.6em; font-size: 1.6em; line-height: 1.2; font-weight: 500; letter-spacing: -0.025em; color: var(--ink); scroll-margin-top: 100px; text-wrap: balance; }
.prose h3 { margin: 1.8em 0 0.5em; font-size: 1.22em; line-height: 1.3; font-weight: 600; letter-spacing: -0.01em; color: var(--ink); scroll-margin-top: 100px; }
.prose h4 { margin: 1.6em 0 0.4em; font-size: 1em; font-weight: 600; color: var(--ink); }
.prose a { color: var(--blu); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.prose a:hover { text-decoration-thickness: 2px; }
.prose strong { font-weight: 600; color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: 0.35em 0; }
.prose li::marker { color: var(--blu); }
.prose ol li::marker { font-family: var(--mono); font-size: 0.85em; }
.prose blockquote { padding: 4px 0 4px 20px; border-left: 3px solid var(--blu); color: var(--ink-72); }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2.5em 0; }
.prose img { border-radius: 16px; border: 1px solid var(--line); }
.prose code { font-family: var(--mono); font-size: 0.85em; background: var(--lift); padding: 2px 6px; border-radius: 6px; }
.prose pre { background: var(--ink); color: var(--cream); padding: 18px 20px; border-radius: 16px; overflow-x: auto; line-height: 1.55; }
.prose pre code { background: none; padding: 0; color: inherit; font-size: 0.82em; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: #fff; -webkit-overflow-scrolling: touch; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.86em; line-height: 1.5; }
.prose th, .prose td { padding: 12px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.prose th { font-family: var(--mono); font-size: 0.78em; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-64); background: var(--cream); white-space: nowrap; }
.prose tr:last-child td { border-bottom: 0; }

/* CTA — niebieska karta jak w FinalCtaSection */
.cta {
  position: relative; overflow: hidden; margin: 56px 0 0;
  border-radius: 28px; background: var(--blu); color: #fff;
  padding: 64px 32px; text-align: center;
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 100%);
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 100%);
}
.cta > * { position: relative; }
.cta h2 { margin: 0 auto; max-width: 600px; font-size: clamp(1.7rem, 3.6vw, 2.5rem); line-height: 1.08; font-weight: 500; letter-spacing: -0.035em; text-wrap: balance; }
.cta p { margin: 16px auto 0; max-width: 480px; color: rgba(255, 255, 255, 0.8); line-height: 1.6; }
.cta .btn { margin-top: 28px; background: #fff; color: var(--ink); padding: 14px 26px; font-size: 15px; }
.cta .btn:hover { background: var(--cream); }

.related { padding: 72px 0 0; }
.related h2 { margin: 0 0 24px; font-size: 1.5rem; font-weight: 500; letter-spacing: -0.02em; }

/* Stopka */
footer { margin-top: 96px; border-top: 1px solid var(--line); }
.foot { display: grid; grid-template-columns: 5fr 3fr 4fr; gap: 40px; padding-top: 64px; }
.foot-brand img { height: 22px; width: auto; }
.foot-brand p { margin: 20px 0 0; max-width: 340px; font-size: 15px; line-height: 1.6; color: var(--ink-64); }
.foot-label { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-40); margin-bottom: 16px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 24px; }
.foot ul a, .foot-mail { font-size: 15px; color: var(--ink-72); text-decoration: none; }
.foot ul a:hover, .foot-mail:hover { color: var(--blu); }
.foot-mail { color: var(--ink); }
.foot-note { margin: 8px 0 0; font-size: 14px; color: var(--ink-48); }
.foot-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 56px; padding: 24px 0 40px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-48); }

@media (max-width: 767px) {
  .hero { padding: 56px 0 40px; }
  .post-row a { grid-template-columns: 1fr; gap: 10px; padding: 26px 0; }
  .post-date { padding-top: 0; }
  .post-arrow { display: none; }
  .article-head { padding: 44px 0 32px; }
  .prose { font-size: 17px; }
  .cta { padding: 48px 22px; border-radius: 24px; }
  .empty { padding: 56px 22px; border-radius: 24px; }
  .foot { grid-template-columns: 1fr; gap: 36px; padding-top: 48px; }
}
@media (max-width: 600px) {
  .nav { padding-left: 16px; border-radius: 24px; }
  .nav-right { gap: 14px; }
  .btn-long { display: none; }
  .btn-short { display: inline; }
  .nav .btn { padding: 8px 14px; font-size: 13px; }
  .frame { padding: 0 16px; }
}
@media (max-width: 374px) {
  .nav-logo img { height: 17px; }
  .nav-right { gap: 10px; }
  .nav .btn { padding: 8px 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .empty-dots span { animation: none; opacity: 1; }
}