/* ============================================================
   SOLV — system wizualny (odwzorowanie solv.pl 1:1, lekka implementacja)
   Tokeny zmierzone z zywej strony solv.pl (2026-07-23).
   Bez zaleznosci, bez frameworkow. Cel: PageSpeed 90+.
   ============================================================ */

:root{
  --bg:#f7f7f4;
  --surface:#ffffff;
  --ink:#17171c;          /* naglowki */
  --text:#333333;         /* tekst */
  --muted:#666666;
  --muted-2:#8c8c8c;
  --red:#dd0000;          /* primary CTA / nav */
  --red-dark:#b8000c;
  --red-hover:#c40000;
  --accent:#cc3366;       /* akcent AI Search */
  --yellow:#ffd401;       /* drugi akcent marki (zweryfikowany na solv.pl) */
  --line:#e5e3dd;
  --line-2:#eeeeee;
  --ink-section:#17171c;  /* ciemne sekcje */
  --container:1280px;
  --radius:4px;
  --font-head:'Sora',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-body);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
/* baza naglowkow CIENKA, akcent przez <b> BOLD — kontrast thin+bold jak na solv.pl */
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);margin:0 0 .5em;line-height:1.08;font-weight:300}
h1{font-size:clamp(2.6rem,6vw,5rem);letter-spacing:-.03em;font-weight:300}
h2{font-size:clamp(2rem,3.6vw,3.1rem);letter-spacing:-.025em;font-weight:300}
h3{font-size:clamp(1.25rem,1.8vw,1.6rem);letter-spacing:-.01em;font-weight:600}
h4{font-size:1.1rem;letter-spacing:-.01em;font-weight:600}
h1 b,h1 strong{font-weight:800;color:var(--ink)}
h2 b,h2 strong{font-weight:700;color:var(--ink)}
h3 b,h3 strong{font-weight:700;color:var(--ink)}
p{margin:0 0 1.1em}
strong{font-weight:700;color:var(--ink)}

.container{max-width:var(--container);margin:0 auto;padding:0 clamp(20px,5vw,48px)}
.section{padding:clamp(56px,8vw,110px) 0}
.section--tight{padding:clamp(40px,5vw,70px) 0}
.section--dark{background:var(--ink-section);color:#e9e9ee}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--surface{background:var(--surface)}

/* eyebrow (AI SEARCH VISIBILITY · FIRST IN EUROPE) */
.eyebrow{display:inline-flex;align-items:center;gap:.6ch;font-family:var(--font-body);
  font-weight:700;font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.eyebrow::before{content:"";width:38px;height:2px;background:var(--red);margin-right:.4ch}
.eyebrow b{color:var(--red);font-weight:800}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:50;background:transparent;padding-top:14px;padding-bottom:6px;
  transition:background .22s var(--ease),box-shadow .22s var(--ease)}
.nav.is-solid{background:var(--bg);box-shadow:0 2px 24px rgba(0,0,0,.08)}
.nav__inner{max-width:var(--container);margin:0 auto;padding:0 clamp(20px,5vw,48px);
  display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav__logo{display:inline-flex;align-items:center}
.nav__logo img{height:38px;width:auto;display:block}
.nav__menu{display:flex;align-items:center;background:var(--red);border-radius:2px;
  box-shadow:0 8px 30px rgba(184,0,12,.22)}
.nav__menu a{color:#fff;font-weight:600;font-size:.93rem;padding:16px 18px;transition:background .18s var(--ease)}
.nav__menu a:hover{background:var(--red-dark)}
.nav__menu a.is-cta{background:#fff;color:var(--red);margin:4px;border-radius:2px;font-weight:700}
.nav__burger{display:none;background:var(--red);color:#fff;border:0;padding:12px 16px;font-size:1.1rem;border-radius:2px}
.nav__flag{width:22px;height:22px;border-radius:50%;overflow:hidden;display:inline-block;border:1px solid rgba(255,255,255,.4)}

/* ---------- BUTTONS ---------- */
.btn{display:inline-flex;align-items:center;gap:.6ch;font-family:var(--font-body);font-weight:700;
  font-size:.98rem;padding:15px 28px;border-radius:var(--radius);border:2px solid transparent;
  cursor:pointer;transition:transform .16s var(--ease),background .18s var(--ease),color .18s;white-space:nowrap}
.btn--primary{background:var(--red);color:#fff}
.btn--primary:hover{background:var(--red-hover);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--light{background:#fff;color:var(--red);border-color:#fff}
.btn--light:hover{transform:translateY(-2px)}
.btn--lg{padding:18px 34px;font-size:1.05rem}

/* ---------- HERO ---------- */
.hero{position:relative;padding:clamp(48px,7vw,96px) 0 clamp(56px,8vw,104px);overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{margin-top:.35em}
.hero__lead{font-size:clamp(1.05rem,1.5vw,1.32rem);color:var(--muted);max-width:34ch}
.hero__lead b{color:var(--text)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__visual{position:relative;min-height:340px;display:flex;align-items:center;justify-content:center}
.hero__orb{width:min(440px,90%);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,rgba(221,0,0,.10),transparent 60%),
             radial-gradient(circle at 70% 70%,rgba(204,51,102,.14),transparent 55%);
  filter:blur(.2px);position:relative}
.hero__chips{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding:18%;pointer-events:none}
.chip{font-family:var(--font-mono);font-size:.8rem;color:var(--ink);background:#fff;border:1px solid var(--line);
  padding:7px 12px;border-radius:999px;box-shadow:0 6px 20px rgba(0,0,0,.06)}

/* ---------- CARDS ---------- */
.grid{display:grid;gap:26px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:30px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(0,0,0,.08)}
.card__ico{width:46px;height:46px;border-radius:10px;display:grid;place-items:center;
  background:rgba(221,0,0,.08);color:var(--red);margin-bottom:16px;font-size:1.3rem}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);font-size:.98rem;margin-bottom:1em}
.card a.more{color:var(--red);font-weight:700;font-size:.92rem}
.card a.more::after{content:" →"}

/* karta workflow (ciemna sekcja) */
.wf{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);border-radius:8px;padding:28px}
.wf h3{font-size:1.15rem}
.wf p{color:#b9b9c2;font-size:.95rem;margin:0}
.wf .tag{font-family:var(--font-mono);font-size:.75rem;color:var(--accent);display:block;margin-bottom:10px}

/* ---------- STATS ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.stat__num{font-family:var(--font-head);font-weight:800;font-size:clamp(2.4rem,4vw,3.4rem);color:var(--red);line-height:1}
.stat__txt{color:var(--muted);font-size:.98rem;margin-top:10px}
.stat__src{font-size:.8rem;color:var(--muted-2);margin-top:6px}

/* ---------- PORTFOLIO ---------- */
.pf{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pf__item{position:relative;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:#fff;
  aspect-ratio:4/3;display:flex;flex-direction:column;justify-content:flex-end;transition:transform .2s var(--ease)}
.pf__item:hover{transform:translateY(-4px);box-shadow:0 18px 44px rgba(0,0,0,.10)}
.pf__item img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.pf__cap{position:relative;z-index:1;padding:18px;background:linear-gradient(transparent,rgba(0,0,0,.78));color:#fff}
.pf__cap .k{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;opacity:.85}
.pf__cap h4{color:#fff;margin:.2em 0 0}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{font-family:var(--font-head);font-weight:600;font-size:1.12rem;color:var(--ink);cursor:pointer;
  list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--red);font-size:1.5rem;line-height:1;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin:14px 0 0;color:var(--muted)}

/* ---------- SECTION HEAD ---------- */
.shead{max-width:720px;margin:0 0 46px}
.shead.center{margin-left:auto;margin-right:auto;text-align:center}
.shead p{color:var(--muted);font-size:1.08rem;margin-top:.6em}

/* answer-first / cytowalny blok (AEO) */
.answer{background:#fff;border-left:4px solid var(--red);border-radius:0 8px 8px 0;
  padding:24px 28px;font-size:1.12rem;color:var(--ink);box-shadow:0 10px 30px rgba(0,0,0,.05)}
.answer .k{font-family:var(--font-mono);font-size:.75rem;color:var(--accent);text-transform:uppercase;letter-spacing:.1em;display:block;margin-bottom:10px}

/* ---------- FOOTER ---------- */
.footer{background:#17171c;color:#b9b9c2;padding:64px 0 30px}
.footer a{color:#cfcfd6}.footer a:hover{color:#fff}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer h4{color:#fff;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px}
.footer ul{list-style:none;margin:0;padding:0}
.footer li{margin-bottom:9px;font-size:.94rem}
.footer__bar{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;
  justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.86rem;color:var(--muted-2)}

/* ---------- FORM ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:32px}
.form label{display:block;font-weight:600;font-size:.9rem;color:var(--ink);margin:0 0 6px}
.form input,.form textarea,.form select{width:100%;padding:13px 15px;border:1px solid var(--line);
  border-radius:6px;font-family:var(--font-body);font-size:1rem;margin-bottom:18px;background:#fdfdfc}
.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--red);border-color:var(--red)}
.form .consent{font-size:.82rem;color:var(--muted);display:flex;gap:10px;align-items:flex-start}
.form .consent input{width:auto;margin:3px 0 0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ---------- UTIL ---------- */
.lead{font-size:1.2rem;color:var(--muted)}
.center{text-align:center}
.mono-accent{font-family:var(--font-mono);color:var(--accent)}
.pill{display:inline-block;font-family:var(--font-mono);font-size:.78rem;color:var(--red);
  border:1px solid var(--red);border-radius:999px;padding:5px 14px;margin-bottom:18px}

/* ---------- ARTICLE / PROSE ---------- */
.arthero{padding:clamp(40px,6vw,80px) 0 0}
.artmeta{display:flex;gap:14px;align-items:center;color:var(--muted);font-size:.9rem;margin-bottom:14px}
.artmeta .k{font-family:var(--font-mono);color:var(--accent);text-transform:uppercase;letter-spacing:.1em;font-size:.72rem}
.prose{max-width:780px;margin:0 auto;font-size:1.12rem;line-height:1.75}
.prose h1{font-weight:600;letter-spacing:-.02em;line-height:1.12;margin-bottom:.4em}
.prose h2{margin:1.8em 0 .5em;font-size:clamp(1.5rem,2.4vw,2rem)}
.prose h3{margin:1.5em 0 .4em;font-size:1.28rem}
.prose p{margin:0 0 1.15em}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.3em}
.prose li{margin:.4em 0}
.prose a{color:var(--red);text-decoration:underline;text-underline-offset:2px}
.prose blockquote{border-left:4px solid var(--red);margin:1.4em 0;padding:.4em 0 .4em 22px;color:var(--ink);font-size:1.18rem}
.prose table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.98rem}
.prose th,.prose td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
.prose th{background:#faf9f6;font-family:var(--font-head);font-weight:600}
.prose code{font-family:var(--font-mono);background:#f2f0ea;padding:2px 6px;border-radius:4px;font-size:.9em}
.prose img{border-radius:8px;margin:1.4em 0}
.backlink{display:inline-flex;align-items:center;gap:.5ch;color:var(--muted);font-weight:600;font-size:.92rem;margin-bottom:24px}
.backlink::before{content:"←"}
.postcard{background:var(--surface);border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.postcard:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,.08)}
.postcard .body{padding:24px}
.postcard .thumb{aspect-ratio:16/9;overflow:hidden;background:#eceae3}
.postcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.postcard:hover .thumb img{transform:scale(1.05)}
.postcard .date{font-family:var(--font-mono);font-size:.76rem;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em}
.postcard h3{margin:.5em 0 .3em;font-size:1.15rem;line-height:1.25}
.postcard p{color:var(--muted);font-size:.95rem;margin:0}

/* ---------- LOGO STRIPS ---------- */
.logostrip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:clamp(34px,5vw,68px);max-width:1040px;margin:0 auto}
.logostrip img{height:58px!important;max-height:58px;width:auto!important;max-width:190px;object-fit:contain;filter:grayscale(1);opacity:.62;transition:filter .25s,opacity .25s}
.logostrip img:hover{filter:grayscale(0);opacity:1}
.striptitle{text-align:center;font-family:var(--font-body);font-weight:600;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-bottom:32px}
.tech .logostrip img{height:56px!important;max-height:56px}
/* logo-wall klientow: kafelki (dziala z logami roznej jakosci i koloru) */
.logowall{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;max-width:1000px;margin:0 auto}
.logowall .tile{background:#fff;border:1px solid var(--line);border-radius:12px;height:104px;width:200px;display:flex;align-items:center;justify-content:center;padding:22px 26px;transition:box-shadow .2s var(--ease),transform .2s var(--ease),border-color .2s}
.logowall .tile:hover{box-shadow:0 12px 30px rgba(0,0,0,.08);transform:translateY(-3px);border-color:var(--yellow)}
/* sylwetka mono -> wszystkie loga widoczne niezaleznie od koloru; oryginal na hover */
.logowall .tile img{max-height:56px;max-width:150px;width:auto;height:auto;object-fit:contain;filter:brightness(0);opacity:.55;transition:filter .25s,opacity .25s}
.logowall .tile:hover img{filter:none;opacity:1}
@media(max-width:640px){.logowall .tile{width:44%;height:88px}}

/* ---------- HERO ORB CANVAS ---------- */
.hero__visual canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__chips{z-index:2}
.hero__orb{background:radial-gradient(circle at 40% 35%,rgba(221,0,0,.07),transparent 62%),radial-gradient(circle at 68% 70%,rgba(204,51,102,.10),transparent 58%);touch-action:none}
.orb__hint{position:absolute;bottom:6px;left:50%;transform:translateX(-50%);z-index:2;font-family:var(--font-mono);font-size:.72rem;color:var(--muted-2);letter-spacing:.04em;pointer-events:none;opacity:.8}

/* ---------- RESPONSIVE ---------- */
@media(max-width:960px){
  .hero__grid{grid-template-columns:1fr}
  .hero__visual{min-height:240px;order:-1}
  .grid--3,.grid--4,.pf,.stats,.footer__grid{grid-template-columns:1fr 1fr}
  .grid--2{grid-template-columns:1fr}
}
@media(max-width:640px){
  body{font-size:16px}
  .nav__menu{display:none}
  .nav__burger{display:inline-block}
  .grid--3,.grid--4,.pf,.stats,.footer__grid{grid-template-columns:1fr}
  h1{font-size:clamp(2.2rem,9vw,3rem)}
}

/* reduce motion */
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}}