/* app.css — układ i komponenty wspólne. Kolory, promienie i tekstury dają
   motywy w themes/<temat>.css przez zmienne na :root[data-theme]. Bez fontów
   z CDN: system stack. Animacje szanują prefers-reduced-motion. */
:root {
  --bg: #ffffff; --bg-2: #f6f7f9; --fg: #111; --muted: #666; --border: #e5e5e5;
  --accent: #087EA4; --accent-fg: #fff; --accent-soft: #e6f6fb;
  --radius: 14px; --radius-s: 10px; --maxw: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-head: var(--font);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --shadow: 0 1px 2px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.06);
  --shadow-hover: 0 2px 4px rgba(0,0,0,.08), 0 18px 40px rgba(0,0,0,.12);
  --hero-pad: clamp(3rem, 9vw, 7rem);
  --ease: cubic-bezier(.2,.7,.2,1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 17px/1.6 var(--font); background: var(--bg); color: var(--fg); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, picture { max-width: 100%; display: block; }
a { color: var(--accent-text, var(--accent)); text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 .5em; font-weight: 800; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 5.6vw, 3.9rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0 0 1em; }
p.small { font-size: .88rem; }
code { font-family: var(--mono); font-size: .92em; background: var(--bg-2); padding: .1em .35em; border-radius: 4px; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.lead { font-size: 1.18rem; text-wrap: pretty; }
section { padding: clamp(2.5rem, 6vw, 5rem) 0; }
.sec-head { max-width: 760px; margin-bottom: 1.5rem; }
.sec-head .muted { font-size: 1.05rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .74rem; font-weight: 700; color: var(--accent-text, var(--accent)); margin: 0 0 .6rem; }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 1.25rem; }
@media (min-width: 700px) { .grid-2 { grid-template-columns: 1fr 1fr; } .grid-3 { grid-template-columns: repeat(3, 1fr); } .grid-4 { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 699px) { .grid-4 { grid-template-columns: 1fr 1fr; } }

/* Animacje wejścia: elementy z data-reveal startują przesunięte, klasa .in je pokazuje. */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0ms); }
[data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* Nagłówek */
.top { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(16px) saturate(1.4); -webkit-backdrop-filter: blur(16px) saturate(1.4); border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent); }
.top-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--fg); font-weight: 700; }
.brand-mark { width: 36px; height: 36px; border-radius: 50%; display: block; transition: transform .25s var(--ease), box-shadow .25s var(--ease); box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 40%, transparent); }
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.1); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 30%, transparent); }
:root[data-theme="dotnet"] .brand-mark, :root[data-theme="javascript"] .brand-mark { border-radius: 8px; }
.brand-name { font-size: .95rem; }
.top-nav { display: flex; align-items: center; gap: 1.1rem; font-size: .92rem; }
.top-nav a { color: var(--fg); text-decoration: none; }
.top-nav a:not(.btn):hover { text-decoration: underline; }
.top-nav .btn-primary { color: var(--accent-fg); }
/* Dropdown usług (Stripe-like): panel pod przyciskiem, trójkąt interakcji w JS. */
.menu { position: relative; }
.menu-btn { font: inherit; font-size: .92rem; color: var(--fg); background: none; border: 0; cursor: pointer; padding: .4rem 0; display: inline-flex; align-items: center; gap: .35rem; }
.menu-btn .chev { width: 7px; height: 7px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .18s var(--ease); }
.menu.open .menu-btn .chev { transform: rotate(225deg) translateY(-2px); }
.menu-panel { position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%); width: min(760px, calc(100vw - 32px)); background: var(--bg); color: var(--fg); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 24px 60px rgba(0,0,0,.18), 0 2px 6px rgba(0,0,0,.08); padding: 1rem; z-index: 70; }
.menu-panel::before { content: ""; position: absolute; left: 0; right: 0; top: -12px; height: 12px; }
.menu-panel::after { content: ""; position: absolute; top: -6px; left: 50%; width: 12px; height: 12px; background: var(--bg); border-left: 1px solid var(--border); border-top: 1px solid var(--border); transform: translateX(-50%) rotate(45deg); }
.menu-panel[hidden] { display: none; }
.menu:not(.open) .menu-panel:not([hidden]) { display: block; }
.menu-cols { display: grid; gap: .5rem 1rem; grid-template-columns: repeat(3, 1fr); }
.menu-h { margin: .3rem 0 .4rem .6rem; font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); font-weight: 700; }
.menu-item { display: flex; gap: .6rem; align-items: flex-start; padding: .55rem .6rem; border-radius: var(--radius-s); text-decoration: none; color: var(--fg); transition: background .12s; }
.menu-item:hover, .menu-item:focus-visible { background: var(--bg-2); outline: none; }
.menu-item.is-current { background: var(--bg-2); }
.menu-item b { display: block; font-size: .92rem; }
.menu-item small { display: block; color: var(--muted); font-size: .78rem; line-height: 1.35; }
.menu-all { display: block; margin: .6rem .6rem 0; padding-top: .7rem; border-top: 1px solid var(--border); font-weight: 700; text-decoration: none; color: var(--fg); font-size: .9rem; }
.menu-all:hover { text-decoration: underline; }
@media (max-width: 799px) { .menu-cols { grid-template-columns: 1fr; } .menu-panel { position: fixed; top: 60px; left: 8px; right: 8px; transform: none; width: auto; max-height: calc(100vh - 76px); overflow: auto; } .menu-panel::after { display: none; } .menu-item small { display: none; } .menu-item { padding: .5rem .6rem; } }
@media (max-width: 599px) { .top-nav .menu-btn { font-size: .85rem; } }
.lbl-short { display: none; }
@media (max-width: 479px) { .lbl-long { display: none; } .lbl-short { display: inline; } .top-nav { gap: .8rem; } }
@media (max-width: 599px) { .brand-name { display: none; } .top-nav { gap: .7rem; font-size: .85rem; } .top-nav .btn-small { padding: .45rem .75rem; white-space: nowrap; } .top-nav .l { display: none; } }
@media (min-width: 600px) { .top-nav .s { display: none; } }

/* Przyciski */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .45rem; padding: .8rem 1.3rem; border-radius: var(--radius-s); font-weight: 700; text-decoration: none; border: 2px solid transparent; cursor: pointer; font: inherit; font-weight: 700; line-height: 1.2; transition: transform .18s var(--ease), box-shadow .18s var(--ease), filter .18s var(--ease), border-color .18s; overflow: hidden; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); box-shadow: 0 6px 20px color-mix(in srgb, var(--accent) 35%, transparent); }
.btn-primary:hover { box-shadow: 0 10px 28px color-mix(in srgb, var(--accent) 45%, transparent); filter: brightness(1.05); }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%); transform: translateX(-120%); transition: transform .6s var(--ease); }
.btn-primary:hover::after { transform: translateX(120%); }
.btn .arrow { display: inline-block; transition: transform .18s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn-ghost { background: color-mix(in srgb, var(--bg) 60%, transparent); color: var(--fg); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--fg); }
.btn-small { padding: .45rem .85rem; font-size: .85rem; }
.btn-lg { padding: 1rem 1.6rem; font-size: 1.05rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0 .9rem; }

/* Hero */
.hero { padding: var(--hero-pad) 0 2.5rem; position: relative; overflow: hidden; isolation: isolate; }
.hero-bg { position: absolute; inset: -20% -10%; z-index: -1; pointer-events: none; background: radial-gradient(40% 50% at 75% 40%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%), radial-gradient(35% 45% at 15% 85%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%); animation: floaty 18s ease-in-out infinite alternate; filter: blur(10px); }
@keyframes floaty { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(-3%, 2%, 0) scale(1.06); } }
@media (prefers-reduced-motion: reduce) { .hero-bg { animation: none; } }
.hero-inner { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 800px) { .hero-inner { grid-template-columns: 3fr 2fr; } }
.kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--accent-text, var(--accent)); margin-bottom: .9rem; display: flex; align-items: flex-start; gap: .6rem; line-height: 1.5; }
.kicker::before { content: ""; flex: none; width: 22px; height: 2px; margin-top: .55em; background: var(--accent); border-radius: 2px; }
.kicker-ico .ico { margin-top: .1em; }
.hero-note { font-size: .9rem; }
.hero-photo { justify-self: center; }
.hero-photo img { width: min(380px, 70vw); height: auto; border-radius: var(--radius); box-shadow: var(--shadow); }
/* Wycinek bez tła: siedzi na „plamie” w kolorze akcentu, dół przycięty kołem, dwa pierścienie. */
.hero-photo-cutout { position: relative; width: min(400px, 72vw); aspect-ratio: 1; display: grid; place-items: end center; border-radius: 50%; overflow: hidden; background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--accent) 55%, var(--bg)) 0%, color-mix(in srgb, var(--accent) 18%, var(--bg)) 70%, transparent 71%); }
.hero-photo-cutout::before { content: ""; position: absolute; inset: 6%; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); }
.hero-photo-cutout::after { content: ""; position: absolute; inset: 14%; border-radius: 50%; border: 1px dashed color-mix(in srgb, var(--accent) 35%, transparent); animation: spin 60s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .hero-photo-cutout::after { animation: none; } }
.hero-photo-cutout img { position: relative; width: 92%; height: auto; border-radius: 0; box-shadow: none; filter: drop-shadow(0 16px 28px rgba(0,0,0,.35)); }

/* Pasek zaufania */
.trust { list-style: none; margin: 2.2rem 0 0; padding: 1.1rem 1.2rem; border: 1px solid var(--border); border-radius: var(--radius); background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: grid; gap: 1rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 800px) { .trust { grid-template-columns: repeat(4, 1fr); } }
.trust li { display: flex; gap: .7rem; align-items: flex-start; }
.trust li > svg { width: 20px; height: 20px; flex: none; fill: var(--accent); margin-top: .15rem; opacity: .9; }
.trust li > div { display: flex; flex-direction: column; gap: .15rem; min-width: 0; }
.trust b { font-size: .95rem; line-height: 1.3; text-wrap: balance; }
.trust span { font-size: .78rem; color: var(--muted); }
@media (max-width: 799px) { .trust li { flex-direction: column; gap: .35rem; } }

/* Liczby */
.proof { padding-top: 1rem; }
.grid-2 > *, .grid-3 > *, .grid-4 > * { min-width: 0; }
.stat { min-width: 0; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem 1.3rem; display: flex; flex-direction: column; gap: .25rem; transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.stat:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.stat-v { font-size: clamp(1.7rem, 8vw, 2.3rem); overflow-wrap: anywhere; font-weight: 800; letter-spacing: -0.03em; color: var(--accent); line-height: 1; font-family: var(--font-head); font-variant-numeric: tabular-nums; }
.stat-l { font-size: .9rem; color: var(--muted); }

/* Dlaczego / jak pracuję / karty */
.why .grid-3 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.why-item, .how-item, .case, .card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s; }
.why-item:hover, .how-item:hover, .case:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.why-item p, .how-item p { margin: 0; color: var(--muted); }
.why-item h3, .how-item h3 { margin-bottom: .5rem; }
.why-item .num { display: block; font-family: var(--mono); font-size: .78rem; color: var(--accent-text, var(--accent)); margin-bottom: .6rem; letter-spacing: .08em; }

/* Case studies */
.case-grid { display: grid; gap: 1.25rem; }
@media (min-width: 900px) { .case-grid { grid-template-columns: repeat(3, 1fr); } }
.case { display: flex; flex-direction: column; }
.case dl { margin: 0; display: grid; gap: .5rem; flex: 1; }
.case dt { font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--accent-text, var(--accent)); font-weight: 700; margin-top: .6rem; }
.case dd { margin: 0; font-size: .95rem; color: var(--muted); }
.case .case-result { color: var(--fg); font-weight: 500; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin: 1.1rem 0 0; }
.tag { font-family: var(--mono); font-size: .74rem; background: var(--accent-soft); color: var(--fg); padding: .25rem .6rem; border-radius: 999px; }
.tag-link { text-decoration: none; background: var(--accent); color: var(--accent-fg); }

/* Pokaz */
.demo { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.demo-root { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; min-height: 180px; margin-top: 1rem; box-shadow: var(--shadow); }
.demo-hint { margin-top: 1rem; font-size: .9rem; }
.demo-root textarea, .demo-root input[type=text] { width: 100%; font: 14px/1.5 var(--mono); padding: .75rem; border: 1px solid var(--border); border-radius: var(--radius-s); background: color-mix(in srgb, currentColor 7%, transparent); color: inherit; resize: vertical; }
.demo-root button { font: inherit; }
.demo-grid { display: grid; gap: 1rem; }
.demo-grid > * { min-width: 0; }
.demo-root { overflow-x: auto; }
.demo-root table { min-width: 520px; }
@media (min-width: 800px) { .demo-grid { grid-template-columns: 1fr 1fr; } }
.demo-panel { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-s); padding: 1rem; }
.demo-panel h4 { margin: 0 0 .5rem; font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.demo-toolbar { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: .75rem 0; }
.demo-log { font-family: var(--mono); font-size: .8rem; max-height: 240px; overflow: auto; margin: 0; padding: .75rem; background: color-mix(in srgb, currentColor 7%, transparent); color: inherit; border: 1px solid var(--border); border-radius: var(--radius-s); white-space: pre-wrap; }
.demo-error { color: #e5484d; font-family: var(--mono); font-size: .85rem; white-space: pre-wrap; }
.chk { display: inline-flex; align-items: center; gap: .4rem; font-size: .9rem; }

/* Jak to działa */
.steps { list-style: none; padding: 0; margin: 0 0 1rem; display: grid; gap: 1.25rem; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps li { position: relative; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem 1.5rem 1.4rem; }
.step-n { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent); color: var(--accent-fg); font-weight: 800; font-size: 1.1rem; margin-bottom: .9rem; box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 35%, transparent); }
.steps li p { margin: 0; color: var(--muted); }
.steps-cta .cta-row { margin-top: .5rem; }

/* Dopasowanie */
.fit-col { border-radius: var(--radius); padding: 1.5rem; border: 1px solid var(--border); background: var(--bg-2); }
.fit-col h3 { margin-bottom: .8rem; }
.fit-col ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .55rem; }
.fit-col li { padding-left: 1.7rem; position: relative; color: var(--muted); }
.fit-col li::before { position: absolute; left: 0; top: .05em; font-weight: 800; }
.fit-yes li::before { content: "✓"; color: #16a34a; }
.fit-no li::before { content: "✗"; color: #e5484d; }
.fit-yes { border-color: color-mix(in srgb, #16a34a 35%, var(--border)); }
.fit-no { border-color: color-mix(in srgb, #e5484d 30%, var(--border)); }

/* FAQ */
.faq details { border-bottom: 1px solid var(--border); padding: .9rem 0; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-weight: 800; font-size: 1.3rem; line-height: 1; transition: transform .2s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq-a { color: var(--muted); padding: .6rem 0 .25rem; max-width: 760px; }

/* CTA końcowe */
.cta-box { text-align: center; background: var(--bg-2); border: 1px solid var(--border); border-radius: calc(var(--radius) + 6px); padding: clamp(2rem, 6vw, 4rem) clamp(1rem, 5vw, 3rem); position: relative; overflow: hidden; box-shadow: var(--shadow); }
.cta-box::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 50% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%); pointer-events: none; }
.cta-box > * { position: relative; }
.cta-box .lead { max-width: 640px; margin-left: auto; margin-right: auto; }
.cta-box .cta-row { justify-content: center; }
.cta-photo { width: 120px; height: 120px; margin: 0 auto 1.2rem; border-radius: 50%; overflow: hidden; background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--accent) 55%, var(--bg)), color-mix(in srgb, var(--accent) 18%, var(--bg)) 70%); display: grid; place-items: end center; border: 3px solid var(--bg); box-shadow: var(--shadow); }
.cta-photo img { width: 92%; height: auto; }
.social { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; padding: 0; margin: .75rem 0 0; font-size: .92rem; }

/* Powiązane usługi */
.related-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.related-card { display: flex; flex-direction: column; gap: .35rem; padding: 1.3rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-2); text-decoration: none; color: var(--fg); transition: transform .18s var(--ease), border-color .18s, box-shadow .18s; }
.related-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--sw, var(--accent)) 60%, var(--border)); box-shadow: var(--shadow-hover); }
.related-name { font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; }
.related-blurb { color: var(--muted); font-size: .92rem; flex: 1; }
.related-go { font-size: .85rem; font-weight: 700; margin-top: .4rem; }
.related-all { justify-content: center; text-align: center; border-style: dashed; }
.see-also { margin: .8rem 0 0; font-size: .85rem; color: var(--muted); }

/* Scrollbary: cienkie, w kolorze tekstu; ciemne panele deklarują color-scheme. */
* { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, currentColor 35%, transparent) transparent; }
*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-thumb { background: color-mix(in srgb, currentColor 35%, transparent); border-radius: 999px; }
*::-webkit-scrollbar-track { background: transparent; }
.demo-log, .ts-out, .cs-out, .chat-log, .trace, .menu-panel { scrollbar-gutter: stable; }

/* Inne strony */
.more-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.more-list a { display: flex; align-items: center; gap: .6rem; padding: .75rem .95rem; border: 1px solid var(--border); border-radius: var(--radius-s); text-decoration: none; color: var(--fg); background: var(--bg-2); transition: transform .18s var(--ease), border-color .18s; }
.more-list a:hover { border-color: var(--accent); transform: translateY(-2px); }
.swatch { width: 12px; height: 12px; border-radius: 3px; background: var(--sw); flex: none; box-shadow: inset 0 0 0 1px rgba(0,0,0,.15); }

/* Stopka */
.foot { border-top: 1px solid var(--border); padding: 1.6rem 0 calc(1.6rem + env(safe-area-inset-bottom)); font-size: .88rem; color: var(--muted); }
.foot-inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .75rem 1.5rem; }
.foot .social { justify-content: flex-start; margin: 0; }
.foot p { margin: 0; }

/* Sticky CTA na telefonie, po przewinięciu hero */
.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-top: 1px solid var(--border); padding: .6rem 0 calc(.6rem + env(safe-area-inset-bottom)); transform: translateY(110%); transition: transform .3s var(--ease); }
.sticky-cta.show { transform: none; }
.sticky-cta[hidden] { display: none; }
.sticky-inner { display: flex; align-items: center; justify-content: space-between; gap: .75rem; font-size: .82rem; color: var(--muted); }
.sticky-inner .btn { white-space: nowrap; }
@media (max-width: 479px) { .sticky-inner > span { display: none; } .sticky-inner .btn { flex: 1; justify-content: center; } }
@media (min-width: 800px) { .sticky-cta { display: none; } }
@media (max-width: 799px) { body.has-sticky { padding-bottom: 64px; } }

/* Hub */
.ticker { overflow: hidden; background: var(--accent); color: var(--accent-fg); font: 700 .72rem/2.2 var(--mono); letter-spacing: .08em; white-space: nowrap; }
.ticker-track { display: inline-block; animation: ticker 60s linear infinite; }
.ticker-track span { padding: 0 1.5rem; }
.ticker-track span::after { content: "✦"; margin-left: 1.5rem; opacity: .6; }
@keyframes ticker { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .ticker-track { animation: none; } }
.model-card { margin: 0; display: grid; gap: .6rem; }
.model-card div { display: grid; grid-template-columns: 9rem 1fr; gap: .5rem; border-bottom: 1px solid var(--border); padding-bottom: .5rem; }
.model-card dt { font-family: var(--mono); font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.model-card dd { margin: 0; }
.bench { width: 100%; border-collapse: collapse; }
.bench th { text-align: left; font-weight: 500; padding: .45rem 0; border-bottom: 1px solid var(--border); }
.bench td { text-align: right; padding: .45rem 0; border-bottom: 1px solid var(--border); }
.stars { color: var(--accent); letter-spacing: .1em; }
.page-grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); grid-auto-rows: 1fr; }
@media (min-width: 600px) and (max-width: 1023px) { .page-grid { grid-template-columns: repeat(2, 1fr); } }
.page-card { display: flex; flex-direction: column; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; text-decoration: none; color: var(--fg); transition: transform .2s var(--ease), border-color .2s, box-shadow .2s; position: relative; overflow: hidden; }
.page-card:hover { transform: translateY(-4px); border-color: var(--sw); box-shadow: 0 16px 40px color-mix(in srgb, var(--sw) 25%, transparent); }
.page-card h3, .page-card h4 { margin: .9rem 0 .3rem; }
.page-card p { margin: 0; font-size: .9rem; flex: 1; }
.page-card-soon { opacity: .55; }
.page-card .swatch { width: 28px; height: 8px; border-radius: 999px; }
.page-card .go { display: inline-block; margin-top: .9rem; font-size: .85rem; font-weight: 700; color: var(--fg); }
.soon { font-family: var(--mono); font-size: .75rem; margin-top: .5rem; }

/* Dostępność */
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); }

/* Kontrast (axe): linki w stopce i social w kolorze tekstu; znak PZ ciemny na jasnych akcentach. */
.foot a, .social a { color: var(--fg); }
/* W ciemnych sekcjach pokazu etykieta ma jasny akcent, nie ciemny wariant tekstowy. */
.demo .eyebrow { color: var(--accent); }

/* Filar: pas logo, bóle, oferty, grupy usług */
.logos { padding-top: 0; }
.logo-marquee { margin-top: .6rem; padding: 1.1rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.logo-list { list-style: none; margin: 0; padding: 0; display: flex; gap: 2.6rem; width: max-content; animation: marquee 48s linear infinite; }
.logo-marquee:hover .logo-list { animation-play-state: paused; }
.logo-list li { display: inline-flex; align-items: center; gap: .55rem; color: var(--muted); font: 600 .82rem/1 var(--mono); white-space: nowrap; transition: color .18s; }
.logo-list li:hover { color: var(--fg); }
.logo-list svg { fill: currentColor; width: 24px; height: 24px; flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .logo-marquee { -webkit-mask-image: none; mask-image: none; } .logo-list { animation: none; width: auto; flex-wrap: wrap; gap: .8rem 1.6rem; justify-content: center; } .logo-list li[aria-hidden] { display: none; } }
.pain-grid { display: grid; gap: 1.25rem; }
@media (min-width: 800px) { .pain-grid { grid-template-columns: 1fr 1fr; } }
.pain { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; display: flex; flex-direction: column; gap: .6rem; transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.pain:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.pain h3 { font-size: 1.25rem; margin: 0; }
.pain-p { color: var(--muted); margin: 0; }
.pain-fix { margin: .2rem 0 0; padding-top: .8rem; border-top: 1px solid var(--border); display: flex; gap: .6rem; }
.pain-arrow { color: var(--accent); font-weight: 800; flex: none; }
.pain-cta { font-weight: 700; text-decoration: none; margin-top: .3rem; color: var(--accent-text, var(--accent)); }
.pain-cta:hover { text-decoration: underline; }
.offer-grid { display: grid; gap: 1.25rem; }
@media (min-width: 900px) { .offer-grid { grid-template-columns: repeat(3, 1fr); } }
.offer { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; display: flex; flex-direction: column; gap: .6rem; }
.offer-main { border-color: color-mix(in srgb, var(--accent) 60%, var(--border)); box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent), var(--shadow); }
.offer-when { font-family: var(--mono); font-size: .78rem; color: var(--accent-text, var(--accent)); margin: 0; letter-spacing: .06em; text-transform: uppercase; }
.offer h3 { margin: 0; }
.offer p { color: var(--muted); margin: 0; flex: 1; }
.offer ul { margin: 0; padding: 0 0 .4rem; list-style: none; display: grid; gap: .35rem; }
.offer li { padding-left: 1.4rem; position: relative; font-size: .95rem; }
.offer li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 800; }
.offer .btn { align-self: flex-start; }
.group-h { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); margin: 1.6rem 0 .8rem; font-weight: 700; }
.page-card h4 { margin: .6rem 0 .3rem; font-size: 1.1rem; }

/* Ikony tematów */
.ico { width: 18px; height: 18px; fill: currentColor; flex: none; }
.kicker-ico .ico { width: 16px; height: 16px; }
.kicker-ico::before { display: none; }
.menu-ico { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 7px; background: color-mix(in srgb, var(--sw) 16%, transparent); color: var(--sw); flex: none; margin-top: .05rem; transition: transform .18s var(--ease); }
.menu-item:hover .menu-ico { transform: translateX(2px); }
:root[data-theme="nextjs"] .menu-ico, :root[data-theme="hub"] .menu-ico, :root[data-theme="react"] .menu-ico, :root[data-theme="javascript"] .menu-ico { color: var(--sw); }
.menu-item[style*="--sw:#FFFFFF"] .menu-ico { color: var(--fg); background: color-mix(in srgb, var(--fg) 12%, transparent); }
.card-ico { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: color-mix(in srgb, var(--sw, var(--accent)) 14%, transparent); color: var(--sw, var(--accent)); transition: transform .25s var(--ease); }
.card-ico .ico { width: 24px; height: 24px; }
.page-card[style*="--sw:#FFFFFF"] .card-ico { color: var(--fg); background: color-mix(in srgb, var(--fg) 10%, transparent); }
.page-card:hover .card-ico, .pain:hover .card-ico, .related-card:hover .related-ico { transform: translateY(-2px) rotate(-6deg); }
.related-ico { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: color-mix(in srgb, var(--sw) 14%, transparent); color: var(--sw); margin-bottom: .4rem; transition: transform .25s var(--ease); }
.related-ico .ico { width: 20px; height: 20px; }
.related-card[style*="--sw:#FFFFFF"] .related-ico { color: var(--fg); background: color-mix(in srgb, var(--fg) 10%, transparent); }
.related-go span, .menu-all span, .pain-cta span { display: inline-block; transition: transform .18s var(--ease); }
.related-card:hover .related-go span, .menu-all:hover span, .pain-cta:hover span { transform: translateX(4px); }

/* Spotlight: delikatna poświata podążająca za kursorem na kartach. */
.case, .why-item, .how-item, .pain, .offer, .page-card, .related-card, .stat, .fit-col, .steps li { position: relative; overflow: hidden; }
.case::after, .why-item::after, .how-item::after, .pain::after, .offer::after, .page-card::after, .related-card::after, .stat::after, .fit-col::after, .steps li::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .35s var(--ease); background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--sw, var(--accent)) 16%, transparent), transparent 70%); }
.case:hover::after, .why-item:hover::after, .how-item:hover::after, .pain:hover::after, .offer:hover::after, .page-card:hover::after, .related-card:hover::after, .stat:hover::after, .fit-col:hover::after, .steps li:hover::after { opacity: 1; }
.case > *, .why-item > *, .how-item > *, .pain > *, .offer > *, .page-card > *, .related-card > *, .stat > *, .fit-col > *, .steps li > * { position: relative; z-index: 1; }
@media (hover: none) { .case::after, .why-item::after, .how-item::after, .pain::after, .offer::after, .page-card::after, .related-card::after, .stat::after, .fit-col::after, .steps li::after { display: none; } }

/* Parallax portretu */
.hero-inner { perspective: 900px; }
[data-tilt] { transition: transform .5s var(--ease); }
[data-tilt] img { position: relative; z-index: 1; }
[data-tilt].tilting { transition: transform .08s linear; }
@media (prefers-reduced-motion: reduce), (hover: none) { [data-tilt] { transform: none !important; } }

/* Przyciski i linki */
.btn:active { transform: translateY(0) scale(.985); }
.faq-a a, .why-item p a, .case a:not(.tag), .pain-fix a, .see-also a, .offer a:not(.btn) { text-decoration: none; background: linear-gradient(currentColor, currentColor) no-repeat 0 100% / 100% 1px; transition: background-size .25s var(--ease); }
.faq-a a:hover, .why-item p a:hover, .see-also a:hover { background-size: 0 1px; }

/* FAQ: płynne rozwijanie tam, gdzie przeglądarka umie (Chrome), reszta natychmiast. */
.faq details { interpolate-size: allow-keywords; }
.faq details::details-content { height: 0; overflow: clip; transition: height .32s var(--ease), content-visibility .32s allow-discrete; }
.faq details[open]::details-content { height: auto; }

/* Kotwice pod sticky nagłówkiem */
section[id], [id] { scroll-margin-top: 80px; }

/* Subgrid: wiersze kart wyrównane między kartami (ikona, tytuł, opis, CTA na tej samej wysokości). */
@supports (grid-template-rows: subgrid) {
  .pain, .offer, .page-card, .case { display: grid; grid-template-rows: subgrid; }
  .pain { grid-row: span 5; row-gap: .6rem; }
  .offer { grid-row: span 5; row-gap: .6rem; }
  .page-card { grid-row: span 4; row-gap: 0; }
  .page-card h3, .page-card h4 { margin: .9rem 0 .3rem; }
  .page-card p { margin: 0 0 .9rem; }
  .page-card .go { margin: 0; align-self: end; }
  .page-grid { grid-auto-rows: auto; }
  .case { grid-row: span 9; row-gap: .5rem; align-content: start; }
  .case dl { display: contents; }
  .case dt, .case dd { position: relative; z-index: 1; }
  .case dt { margin-top: .4rem; }
  .case .tags { align-self: end; margin-top: .4rem; }
  .case .see-also { margin: 0; }
  .case h3 { margin-bottom: .2rem; }
}
.menu-btn { border-radius: 6px; }
.menu-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }

/* Callout „jedna noga w drzwiach” */
.foot-sec { padding: 1rem 0 3.5rem; }
.foot { background: var(--bg-2); border: 1px solid var(--border); border-radius: min(var(--radius), 16px); padding: 2rem; display: grid; gap: 1.5rem; position: relative; overflow: hidden; }
.foot::before { content: ""; position: absolute; inset: auto -20% -60% auto; width: 60%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 12%, transparent), transparent 65%); pointer-events: none; }
.foot > * { position: relative; }
.foot-head h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin: 0 0 .4rem; }
.foot-head p { margin: 0; max-width: 60ch; }
.foot-items { display: grid; gap: 1rem; }
@media (min-width: 800px) { .foot { grid-template-columns: 1fr 1.4fr; grid-template-areas: "head items" "cta items"; align-items: start; padding: 2.2rem; } .foot-head { grid-area: head; } .foot-items { grid-area: items; } .foot-cta { grid-area: cta; } }
.foot-item { display: grid; grid-template-columns: 34px 1fr; gap: .9rem; align-items: start; padding: 1.1rem; border: 1px solid var(--border); border-radius: min(var(--radius-s), 10px); background: var(--bg); transition: transform .2s var(--ease), border-color .2s; }
.foot-item:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.foot-n { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; font: 800 .95rem/1 var(--mono); background: var(--accent); color: var(--accent-fg); }
.foot-item h3 { margin: .2rem 0 .35rem; font-size: 1.05rem; }
.foot-item p { margin: 0; font-size: .92rem; color: var(--muted); }
.foot-cta { display: flex; flex-direction: column; gap: .6rem; align-items: flex-start; }
.foot-cta .muted { font-size: .82rem; max-width: 36ch; }

/* Oferty na stronie usługi: 4 karty, bez listy „co dostajesz” */
@media (min-width: 900px) { .offers-page .offer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .offers-page .offer-grid { grid-template-columns: repeat(4, 1fr); } }
@supports (grid-template-rows: subgrid) { .offers-page .offer { grid-row: span 4; } }
.offers-page .offer p { flex: 1; }
.hero-flag { margin: .9rem 0 0; }
.hero-flag a { display: inline-flex; align-items: center; gap: .5rem; padding: .45rem .9rem .45rem .6rem; border: 1px solid var(--border); border-radius: 999px; background: var(--bg-2); color: var(--fg); text-decoration: none; font-size: .88rem; font-weight: 600; transition: border-color .2s, transform .2s var(--ease); }
.hero-flag a:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); transform: translateY(-1px); }
.hero-flag .ico { width: 16px; height: 16px; color: var(--accent); }

/* Pasek postępu czytania w nagłówku */
.top-progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; transform-origin: 0 50%; transform: scaleX(var(--p, 0)); background: var(--accent); opacity: .9; pointer-events: none; }
@media (prefers-reduced-motion: reduce) { .top-progress { display: none; } }