/* ============================================================
   PROMPT PICTURES — Blog / články
   Samostatné čitelné stránky, stejný design systém jako web
   ============================================================ */

:root {
  --accent: #FF4A17;
  --black: #0a0a0a;
  --white: #ffffff;
  --muted: rgba(10, 10, 10, 0.60);
  --hairline: rgba(10, 10, 10, 0.14);
  --card: rgba(10, 10, 10, 0.035);
  --ease: cubic-bezier(0.22, 0.7, 0.15, 1);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --black: #f0ebe1;
  --white: #0c0c0e;
  --muted: rgba(240, 235, 225, 0.62);
  --hairline: rgba(240, 235, 225, 0.16);
  --card: rgba(240, 235, 225, 0.05);
  color-scheme: dark;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  background: var(--white);
  color: var(--black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.7;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}

h1, h2, h3, h4 { font-family: "Inter Tight", "Inter", sans-serif; margin: 0; line-height: 1.08; }
::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }

.mono {
  font-family: "Space Mono", monospace;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 12px;
}
.accent { color: var(--accent); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 40px;
  background: color-mix(in srgb, var(--white) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--hairline);
}
.logo { font-family: "Inter Tight", sans-serif; font-weight: 800; font-size: 19px; letter-spacing: -0.02em; }
.logo span { color: var(--accent); }
.nav-right { display: flex; align-items: center; gap: 26px; font-weight: 600; font-size: 15px; }
.nav-right a:hover { color: var(--accent); }
.nav-cta { color: var(--accent); }
.theme-toggle {
  background: none; border: none; color: inherit; cursor: pointer;
  display: grid; place-items: center; padding: 4px; border-radius: 50%;
}
.theme-toggle svg { display: block; transition: transform 0.5s var(--ease); }
:root[data-theme="dark"] .theme-toggle svg { transform: rotate(180deg); }

/* ---------- Článek ---------- */
.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }

.crumbs { font-family: "Space Mono", monospace; font-size: 12px; letter-spacing: 0.06em; color: var(--muted); margin: 40px 0 0; }
.crumbs a:hover { color: var(--accent); }
.crumbs span { opacity: 0.5; }

.art-head { padding: 26px 0 40px; border-bottom: 1px solid var(--hairline); margin-bottom: 44px; }
.kicker { color: var(--accent); margin-bottom: 22px; }
h1.title {
  font-weight: 800; letter-spacing: -0.025em; line-height: 1.02;
  font-size: clamp(34px, 6vw, 60px);
}
.art-meta { margin-top: 22px; font-family: "Space Mono", monospace; font-size: 12.5px; letter-spacing: 0.05em; color: var(--muted); display: flex; gap: 18px; flex-wrap: wrap; }

.prose { font-size: 18px; }
.prose > p { margin: 0 0 24px; }
.lead { font-size: clamp(20px, 2.6vw, 23px); line-height: 1.55; color: var(--black); font-weight: 400; margin-bottom: 34px !important; }
.prose h2 {
  font-weight: 800; letter-spacing: -0.02em;
  font-size: clamp(25px, 3.4vw, 33px);
  margin: 56px 0 20px;
}
.prose h3 { font-weight: 700; font-size: clamp(19px, 2.4vw, 22px); margin: 40px 0 14px; }
.prose a:not(.btn) { color: var(--accent); font-weight: 600; border-bottom: 1.5px solid color-mix(in srgb, var(--accent) 45%, transparent); }
.prose a:not(.btn):hover { border-bottom-color: var(--accent); }
.prose strong { font-weight: 700; }
.prose ul, .prose ol { margin: 0 0 24px; padding-left: 22px; }
.prose li { margin: 0 0 10px; padding-left: 4px; }
.prose li::marker { color: var(--accent); }

/* callout */
.callout {
  background: var(--card);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 22px 24px;
  margin: 0 0 32px;
}
.callout p:last-child { margin-bottom: 0; }
.callout .callout-h { font-family: "Space Mono", monospace; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }

/* tabulka */
.table-wrap { overflow-x: auto; margin: 0 0 32px; border: 1px solid var(--hairline); border-radius: 12px; }
table { border-collapse: collapse; width: 100%; font-size: 15.5px; min-width: 460px; }
th, td { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--hairline); }
thead th { font-family: "Space Mono", monospace; font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); background: var(--card); }
tbody tr:last-child td { border-bottom: none; }
td.price { font-weight: 700; white-space: nowrap; }
td.price span { color: var(--accent); }

hr.rule { border: none; border-top: 1px solid var(--hairline); margin: 48px 0; }

.note { font-size: 14px; color: var(--muted); line-height: 1.6; }

/* ---------- CTA blok ---------- */
.cta {
  margin: 60px 0 0; padding: 44px 40px;
  background: var(--accent); color: #0a0a0a;
  border-radius: 16px; text-align: center;
}
.cta h2 { font-weight: 800; letter-spacing: -0.02em; font-size: clamp(24px, 4vw, 34px); line-height: 1.05; color: #0a0a0a; }
.cta p { margin: 14px auto 26px; max-width: 46ch; font-size: 16px; color: rgba(10,10,10,0.8); }
.btn {
  display: inline-block; background: #0a0a0a; color: #fff;
  font-weight: 700; font-size: 16px; padding: 15px 30px; border-radius: 999px;
  transition: transform 0.25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }

/* ---------- Blog index ---------- */
.list-head { padding: 56px 0 40px; }
.list-head h1 { font-weight: 800; letter-spacing: -0.03em; font-size: clamp(40px, 8vw, 84px); line-height: 0.95; text-transform: uppercase; }
.list-head p { margin-top: 20px; font-size: 18px; color: var(--muted); max-width: 54ch; }
.posts { display: grid; gap: 2px; border-top: 1px solid var(--hairline); margin-bottom: 40px; }
.post {
  display: block; padding: 30px 6px; border-bottom: 1px solid var(--hairline);
  transition: padding-left 0.35s var(--ease), background 0.35s var(--ease);
}
.post:hover { padding-left: 20px; background: var(--card); }
.post .post-cat { color: var(--accent); font-family: "Space Mono", monospace; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; }
.post h2 { font-weight: 700; letter-spacing: -0.02em; font-size: clamp(22px, 3.2vw, 30px); margin: 12px 0 10px; }
.post p { color: var(--muted); font-size: 16px; max-width: 62ch; }
.post .arrow { color: var(--accent); }

/* ---------- Patička ---------- */
.footer {
  margin-top: 80px; padding: 30px 40px;
  border-top: 1px solid var(--hairline);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  font-family: "Space Mono", monospace; font-size: 12px; letter-spacing: 0.06em; color: var(--muted);
}
.footer a:hover { color: var(--accent); }

@media (max-width: 640px) {
  .nav { padding: 16px 20px; }
  .nav-right { gap: 16px; font-size: 14px; }
  .nav-right .nav-hide { display: none; }
  .wrap { padding: 0 20px; }
  .cta { padding: 34px 24px; }
}