/* ═══════════════════════════════════════════════════════════
   Web na míru — sdílený styl
   Tmavý, technický vzhled — vědomě odlišný od polkor.cz
   (tam: světlé, barevné, zaoblené / tady: tmavé, ostré, mono)
   ═══════════════════════════════════════════════════════════ */

:root {
  --bg: #0B0B0D;
  --surface: #17171A;
  --surface-2: #1D1D21;
  --border: #2A2A2E;
  --border-light: #38383D;
  --text: #F5F5F4;
  --text-muted: #8A8A90;
  --red: #E8291A;
  --red-tint: rgba(232,41,26,0.10);
  --red-border: rgba(232,41,26,0.35);
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius: 6px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  /* min-height:100vh je fallback pro prohlizece bez podpory dvh; min-height:100dvh
     nize resi znamou chybu iOS Safari, kdy 100vh nepocita s mizejicim/objevujicim
     se adresnim radkem a stranka pak "poskakuje" nebo je vyssi nez viditelna plocha */
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center top;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  /* potlaci vychozi modry "flash" pri klepnuti na mobilu — vlastni :active stavy uz mame */
  -webkit-tap-highlight-color: transparent;
}
nav.site-nav, footer { flex-shrink: 0; }
/* background-attachment:fixed umi na mobilnim Safari/Chrome sekat nebo se chovat
   nespolehlive (zejmena pri pohybu adresniho radku) — na mensich sirkach ho vypneme,
   vizualne je rozdil u jemne mrizky zanedbatelny */
@media (max-width: 860px) {
  body { background-attachment: scroll; }
}
/* stranky-specificky "hlavni" obsah (landing-wrap / .page-content) roste a
   vertikalne centruje sve prvky, aby na vysokych obrazovkach nezival prazdny
   prostor mezi obsahem a patickou */
.main-fill { flex: 1; display: flex; flex-direction: column; justify-content: center; }
a { color: inherit; }

/* ── NAV ── */
nav.site-nav {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 6vw 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.brand .name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.nav-links { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  /* padding drzi dotykovou plochu blizko doporucenym ~44px na mobilu */
  padding: 13px 13px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.nav-links a:hover, .nav-links a.on { color: var(--text); border-color: var(--border-light); }

/* ── PAGE HERO (portfolio / blog) ── */
.page-hero {
  max-width: 900px;
  margin: 0 auto;
  padding: 64px 6vw 8px;
  text-align: center;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  text-wrap: balance;
}
.page-hero p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin: 0 auto;
  max-width: 560px;
  text-wrap: balance;
}

/* ── SECTION LABEL ── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── FOOTER ── */
footer {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 30px 6vw 40px;
  text-align: center;
  border-top: 1px solid var(--border);
  margin-top: 60px;
}
footer p {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}
footer a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--border-light); }
footer a:hover { border-color: var(--red); color: var(--red); }
.footer-social { display: flex; justify-content: center; gap: 10px; margin-bottom: 18px; }
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--border-light); color: var(--text-muted);
  transition: color 0.15s, border-color 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.footer-social a:hover { color: var(--red); border-color: var(--red-border); }
.footer-social svg { width: 16px; height: 16px; }

/* ── COOKIE LIŠTA + NASTAVENÍ ── */
#cookieBanner {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 9999;
  background: var(--surface);
  border-top: 1px solid var(--border-light);
  padding: 16px 6vw;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.cookie-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  flex: 1;
  min-width: 240px;
  margin: 0;
}
.cookie-text a { color: var(--text); text-decoration: underline; }
.cookie-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s, background 0.15s;
  -webkit-tap-highlight-color: transparent;
}
.cookie-btn.ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border-light); }
.cookie-btn.ghost:hover { color: var(--text); border-color: var(--text-muted); }
.cookie-btn.solid { background: var(--red); color: var(--text); border: none; }
.cookie-btn.solid:hover { background: #ff3320; }

#cookieSettingsPanel {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 10000;
  background: var(--surface);
  border-top: 1px solid var(--border-light);
  padding: 22px 6vw 26px;
}
#cookieSettingsPanel .inner { max-width: 480px; margin: 0 auto; }
#cookieSettingsPanel h3 { font-family: var(--font-display); font-size: 1.1rem; margin: 0 0 14px; color: var(--text); }
.cookie-row {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px 0; border-top: 1px solid var(--border);
}
.cookie-row:first-of-type { border-top: none; }
.cookie-row input[type="checkbox"] { margin-top: 3px; accent-color: var(--red); width: 16px; height: 16px; flex-shrink: 0; }
.cookie-row label { font-size: 0.88rem; color: var(--text); font-weight: 600; }
.cookie-row .desc { display: block; font-size: 0.8rem; color: var(--text-muted); font-weight: 400; margin-top: 3px; }
.cookie-row.locked label { color: var(--text-muted); }

/* ── ČLÁNEK (blog) ── */
.article { max-width: 700px; margin: 0 auto; padding: 44px 6vw 20px; }
.article .back-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted);
  text-decoration: none; margin-bottom: 26px;
  transition: color 0.15s;
}
.article .back-link:hover { color: var(--red); }
.article .article-meta {
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-muted);
  letter-spacing: 0.03em; text-transform: uppercase; margin-bottom: 12px;
}
.article h1 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.5rem); line-height: 1.15;
  letter-spacing: -0.01em; margin: 0 0 18px; text-wrap: balance;
}
.article .lead {
  font-size: 1.08rem; line-height: 1.65; color: var(--text-muted);
  margin: 0 0 32px; text-wrap: balance;
}
.article h2 {
  font-family: var(--font-display); font-weight: 700; font-size: 1.35rem;
  color: var(--text); margin: 40px 0 14px; text-wrap: balance;
}
.article p { font-size: 1rem; line-height: 1.75; color: var(--text); margin: 0 0 18px; }
.article p.muted { color: var(--text-muted); }
.article strong { color: var(--text); font-weight: 600; }
.article ul, .article ol { padding-left: 22px; margin: 0 0 18px; }
.article li { font-size: 1rem; line-height: 1.7; color: var(--text); margin-bottom: 8px; }
.article a { color: var(--text); text-decoration: underline; text-decoration-color: var(--border-light); }
.article a:hover { color: var(--red); text-decoration-color: var(--red); }
.article .table-wrap { overflow-x: auto; margin: 0 0 24px; }
.article table { width: 100%; border-collapse: collapse; font-size: 0.94rem; table-layout: fixed; }
.article th, .article td {
  text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border);
  word-break: break-word;
}
.article th {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted);
  letter-spacing: 0.04em; text-transform: uppercase; font-weight: 500;
}
.article td { color: var(--text); }
.article td:last-child { font-family: var(--font-mono); color: var(--red); }
.article td.nowrap { white-space: nowrap; }
.article table th:first-child, .article table td:first-child { width: 42%; }
.article tr:last-child td { border-bottom: none; }
@media (max-width: 560px) {
  .article table { font-size: 0.82rem; }
  .article th, .article td { padding: 10px 8px; }
}
.cta-box {
  background: var(--surface); border: 1px solid var(--border); border-left: 3px solid var(--red);
  border-radius: var(--radius); padding: 22px 24px; margin: 34px 0;
}
.cta-box p { margin: 0 0 12px; font-size: 1rem; line-height: 1.65; color: var(--text); }
.cta-box p:last-child { margin: 0; }
.cta-box a.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.88rem; font-weight: 600; color: var(--text);
  background: var(--red); text-decoration: none; padding: 11px 20px; border-radius: var(--radius);
  transition: background 0.15s;
}
.cta-box a.btn:hover { background: #ff3320; }
.article-footer-nav { max-width: 700px; margin: 20px auto 0; padding: 0 6vw 40px; }

[hidden] { display: none !important; }

@media (max-width: 480px) {
  /* schova jen textovy wordmark, logo-ikonka + nav-linky (Portfolio/Blog) zustavaji
     vzdy viditelne a klikatelne — zadny hamburger, zadna skryta navigace */
  .brand .name { display: none; }
  /* 4 nav-linky (O mne/Portfolio/Blog/Technologie) se na uzkych telefonech
     bez zmenseni lamou uprostred slova ("O" / "mne") — zmensit a nezalamovat */
  .nav-links { gap: 2px; }
  .nav-links a { padding: 10px 8px; font-size: 0.72rem; white-space: nowrap; }
}