/* Pigułka AI — nowoczesny, ciemny motyw (Vercel / Linear / OpenAI vibe) */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/InterVariable.woff2?v=4.1") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: italic;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/InterVariable-Italic.woff2?v=4.1") format("woff2");
}

:root {
  /* ciemny = domyślny */
  --bg: #0a0a0b;
  --bg-soft: #111113;
  --card: rgba(255, 255, 255, .026);
  --card-hover: rgba(255, 255, 255, .05);
  --text: #f5f5f7;
  --muted: #a0a0ab;
  --border: rgba(255, 255, 255, .09);
  --border-strong: rgba(255, 255, 255, .16);
  --accent: #19c37d;            /* jeden żywy akcent (zieleń) zamiast fioletu */
  --accent-2: #19c37d;
  --link: #34d399;
  --radius: 24px;
  --maxw: 1120px;
  --maxw-read: 720px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
:root[data-theme="light"] {
  --bg: #ffffff;
  --bg-soft: #f6f6f8;
  --card: rgba(10, 10, 12, .025);
  --card-hover: rgba(10, 10, 12, .05);
  --text: #0a0a0b;
  --muted: #5e5e68;
  --border: rgba(10, 10, 12, .10);
  --border-strong: rgba(10, 10, 12, .18);
  --accent: #0ca678;
  --accent-2: #0ca678;
  --link: #0a8f68;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
  line-height: 1.7; font-size: 17px; font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* scroll-reveal (tylko gdy JS + brak prefers-reduced-motion) */
/* Bez dekoracyjnych animacji pojawiania — treść widoczna od razu (mniej „AI vibe"). */

/* Header — przezroczysty, zlewa się z tłem hero (bez białej belki) */
.site-header {
  position: relative; z-index: 30;
  background: transparent;
  border-bottom: none;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; }
.brand img { display: block; border-radius: 8px; }
.brand-name { font-size: 1.08rem; letter-spacing: -.02em; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.nav-link { color: var(--muted); font-weight: 500; font-size: .92rem; padding: 8px 12px; border-radius: 9px; transition: .15s; }
.nav-link:hover { color: var(--text); background: var(--card); }
.theme-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; color: var(--muted); cursor: pointer; transition: .15s;
}
.theme-btn:hover { color: var(--text); border-color: var(--border-strong); }
.i-moon { display: none; }
:root[data-theme="light"] .i-sun { display: none; }
:root[data-theme="light"] .i-moon { display: block; }

/* Hero — redakcyjny, do lewej, bez poświaty i gradientu */
.hero { position: relative; overflow: hidden; padding: 72px 0 44px; border-bottom: 1px solid var(--border); }
.hero-glow { display: none; }
.hero-inner { position: relative; z-index: 1; max-width: 880px; margin: 0; text-align: left; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 600; letter-spacing: .02em; color: var(--muted);
  padding: 7px 14px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--card); margin: 0 0 26px;
}
.hero-kicker .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 70%, transparent); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); }
  70% { box-shadow: 0 0 0 9px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.hero-title {
  font-size: clamp(2.6rem, 6.5vw, 4.2rem); line-height: 1.03; letter-spacing: -.045em;
  font-weight: 800; margin: 0 0 .3em;
}
.hero-tagline { font-size: clamp(1.08rem, 2.2vw, 1.3rem); color: var(--muted); max-width: 60ch; margin: 0 0 1.3em; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-stat { margin: 30px 0 0; font-size: .85rem; color: var(--muted); font-variant-numeric: tabular-nums; }

/* Przyciski */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 24px; border-radius: 14px; font-weight: 600; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, border-color .18s, background .18s;
}
.btn-primary {
  color: #04130d; background: var(--accent);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost { color: var(--text); border-color: var(--border-strong); background: var(--card); }
.btn-ghost:hover { background: var(--card-hover); }

/* Sekcje */
.section { padding-top: 8px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 0 0 26px; }
.section-title { font-size: clamp(1.7rem, 3.6vw, 2.4rem); font-weight: 700; letter-spacing: -.025em; margin: 0; }
.section-sub { color: var(--muted); margin: 6px 0 0; }

/* Wyszukiwarka */
.search { position: relative; display: flex; align-items: center; flex: 0 1 320px; min-width: 220px; }
.search svg { position: absolute; left: 14px; width: 17px; height: 17px; color: var(--muted); pointer-events: none; }
.search input {
  width: 100%; font: inherit; font-size: .95rem; color: var(--text);
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 11px 14px 11px 42px; outline: none;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.search input::placeholder { color: var(--muted); }
.search input:focus {
  border-color: var(--border-strong); background: var(--card-hover);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.search input::-webkit-search-cancel-button { -webkit-appearance: none; }

/* Chips / kategorie */
.chips { display: flex; flex-wrap: wrap; gap: 9px; margin: 0 0 34px; }
.chip {
  font: inherit; font-size: .86rem; font-weight: 500; cursor: pointer;
  padding: 8px 15px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--card); color: var(--muted); transition: .15s;
}
.chip:hover { border-color: var(--border-strong); color: var(--text); }
.chip.active { color: #0a0a0b; border-color: transparent; background: var(--cat, var(--accent)); font-weight: 600; }
.chip.active[data-cat="*"] { background: var(--text); color: var(--bg); }

/* Grid + karty (mocno zaokrąglone, sporo powietrza) */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 22px; padding-bottom: 38px; }
.card {
  display: flex; flex-direction: column; padding: 30px 28px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.card:hover { transform: translateY(-5px); border-color: color-mix(in srgb, var(--accent) 50%, var(--border-strong)); background: var(--card-hover); }
.card-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.badge { font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--cat, var(--accent)); }
.card-meta .sep { color: var(--border-strong); }
.card-meta time, .article-meta time { font-size: .78rem; color: var(--muted); white-space: nowrap; }
.card-title { font-size: 1.42rem; line-height: 1.22; margin: 0 0 12px; letter-spacing: -.02em; font-weight: 650; }
.card:hover .card-title { color: var(--accent); }
.card-summary { color: var(--muted); font-size: .95rem; line-height: 1.62; margin: 0 0 22px; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card-foot { display: flex; justify-content: space-between; align-items: center; font-size: .8rem; color: var(--muted); }
.card-foot .more { color: var(--accent); font-weight: 600; }
.empty { color: var(--muted); padding: 40px 0 90px; text-align: center; }

/* Pasek nad artykułami: wybór liczby na stronie */
.toolbar { display: flex; justify-content: flex-end; align-items: center; flex-wrap: wrap; gap: 10px 18px; margin: 0 0 18px; }
/* Paginacja (numery stron) pod artykułami */
.pager { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; padding: 4px 0 96px; }
.perpage, .sortby { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: .85rem; }
.perpage button, .sortby button, .pages button {
  font: inherit; font-size: .88rem; cursor: pointer; color: var(--muted);
  background: var(--card); border: 1px solid var(--border); border-radius: 9px;
  min-width: 38px; padding: 7px 11px; transition: .15s;
}
.perpage button:hover, .sortby button:hover, .pages button:not(:disabled):hover { color: var(--text); border-color: var(--border-strong); }
.perpage button.active, .sortby button.active { color: var(--bg); background: var(--text); border-color: transparent; font-weight: 600; }
.pages { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.pages .current { color: #fff; background: var(--accent); border-color: transparent; font-weight: 600; }
.pages .gap { background: none; border: none; min-width: 0; padding: 0 2px; }
.pages button:disabled { opacity: .4; cursor: default; }

/* Artykuł */
.article-wrap { padding-top: 40px; }
.back { display: inline-block; color: var(--muted); font-weight: 500; font-size: .9rem; margin-bottom: 26px; }
.back:hover { color: var(--accent); }
.article { max-width: var(--maxw-read); margin: 0 auto; }
.article-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; color: var(--muted); font-size: .82rem; margin-bottom: 18px; }
.article-meta .dot { opacity: .5; }
.article-title { font-size: clamp(2rem, 5vw, 3rem); line-height: 1.1; letter-spacing: -.035em; margin: 0 0 .42em; font-weight: 700; }
.lead { font-size: 1.22rem; color: var(--muted); margin: 0 0 1.7em; line-height: 1.55; }
.prose { font-size: 1.1rem; }
.prose h2 { font-size: 1.55rem; margin: 1.9em 0 .5em; letter-spacing: -.02em; font-weight: 650; }
.prose h3 { font-size: 1.25rem; margin: 1.5em 0 .4em; font-weight: 650; }
.prose p { margin: 0 0 1.2em; }
.prose ul, .prose ol { margin: 0 0 1.2em; padding-left: 1.3em; }
.prose li { margin: .35em 0; }
.prose a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }
.prose a:hover { color: var(--accent); }
.prose blockquote { margin: 1.4em 0; padding: .4em 1.3em; border-left: 3px solid var(--accent); color: var(--muted); font-style: italic; }
.prose code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9em;
  background: var(--card); border: 1px solid var(--border); padding: .12em .42em; border-radius: 6px; }
.prose pre { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 14px; padding: 18px; overflow: auto; }
.prose pre code { background: none; border: none; padding: 0; }
.prose img { max-width: 100%; border-radius: 14px; }
.prose strong { font-weight: 650; color: var(--text); }
.prose hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }

.tags { display: flex; flex-wrap: wrap; gap: 9px; margin: 2.6em 0 0; }
.tag { font-size: .8rem; color: var(--muted); border: 1px solid var(--border); padding: 5px 12px; border-radius: 999px; }
.tag:hover { border-color: var(--border-strong); }
.sources { margin: 2.6em 0 0; padding: 24px 26px; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }
.sources h2 { font-size: 1.05rem; margin: 0 0 .7em; }
.sources ul { margin: 0; padding-left: 1.1em; }
.sources li { margin: .4em 0; }
.sources a { color: var(--link); word-break: break-word; }

.related { max-width: var(--maxw-read); margin: 70px auto 0; padding-top: 40px; border-top: 1px solid var(--border); }
.related h2 { font-size: 1.25rem; margin: 0 0 20px; letter-spacing: -.01em; }
.grid-related { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; padding-bottom: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 60px; padding: 48px 0; }
.site-footer p { margin: 0 0 .5em; }
.site-footer .muted { color: var(--muted); font-size: .86rem; max-width: 70ch; }
.footer-contact { font-size: .9rem; margin-top: .9em; }
.footer-contact a { color: var(--link); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.footer-contact a:hover { color: var(--accent); }
.muted { color: var(--muted); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  /* Mało miejsca u góry, by od razu było widać opis + pierwszy artykuł */
  .hero { padding: 22px 0 14px; }
  .hero-title { font-size: clamp(1.5rem, 7.6vw, 2.3rem); white-space: nowrap; letter-spacing: -.03em; margin-bottom: .28em; }
  .hero-tagline { font-size: .96rem; line-height: 1.5; margin-bottom: 0; }
  .hero-stat { display: none; }            /* mniej zbędnego u góry na telefonie */
  .section { padding-top: 4px; }
  .section-head { margin-bottom: 12px; }
  .section-title { font-size: 1.5rem; }
  .section-sub { font-size: .9rem; margin-top: 4px; }
  .toolbar { margin-bottom: 12px; }
  .grid { grid-template-columns: 1fr; gap: 16px; padding-bottom: 60px; }
  .card { padding: 22px 20px; }
  .search { flex: 1 1 100%; min-width: 0; width: 100%; }
  .header-inner { height: 52px; }
  .nav-link { display: none; }
}