/* ============================================================
   pklopotowski.pl — style
   ============================================================ */
:root{
  --bg:#060913;
  --text:#e6edf7;
  --muted:#8b96ad;
  --muted-2:#5c677d;
  --cyan:#22d3ee;
  --violet:#8b5cf6;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --card:rgba(255,255,255,.02);
  --maxw:1160px;
  --pad-x:40px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Space Grotesk',ui-sans-serif,system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit}
img{max-width:100%;display:block}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace}

@keyframes blinkCursor{0%,49%{opacity:1}50%,100%{opacity:0}}
@keyframes pulseGlow{0%,100%{opacity:.45}50%{opacity:1}}
@keyframes dotBounce{0%,80%,100%{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}
::selection{background:rgba(34,211,238,.35)}

/* ---- layout helpers ---- */
.container{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad-x);padding-right:var(--pad-x)}
.section{padding-top:110px;padding-bottom:110px}
.section__head{display:flex;flex-direction:column;gap:14px;margin-bottom:56px}
.eyebrow{font-family:'JetBrains Mono',monospace;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.eyebrow--violet{color:var(--violet)}
.section__title{font-size:clamp(30px,4vw,44px);font-weight:700;letter-spacing:-.01em}
.section__sub{max-width:600px;font-size:17px;color:var(--muted)}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;border-radius:12px;font-size:16px;font-weight:400;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:filter .2s,border-color .2s,color .2s,box-shadow .2s;
}
.btn--primary{background:linear-gradient(120deg,var(--cyan),var(--violet));color:#04101a;box-shadow:0 0 32px rgba(34,211,238,.32)}
.btn--primary:hover{filter:brightness(1.12);box-shadow:0 0 46px rgba(34,211,238,.5)}
.btn--ghost{border-color:var(--line-strong);color:var(--text);background:rgba(255,255,255,.03)}
.btn--ghost:hover{border-color:rgba(34,211,238,.6);color:var(--cyan)}

/* ============ NAV ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;
  background:rgba(6,9,19,.72);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;
  max-width:var(--maxw);margin:0 auto;padding:16px var(--pad-x)}
.nav__logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);flex-shrink:0}
.nav__logo b{font-weight:700;font-size:17px;letter-spacing:.02em}
.nav__logo b span{color:var(--cyan)}
.nav__links{display:flex;align-items:center;gap:26px;font-size:14.5px}
.nav__links a{color:var(--muted);text-decoration:none;transition:color .2s}
.nav__links a:hover{color:var(--text)}
.nav__actions{display:flex;align-items:center;gap:14px}
.lang{display:flex;border:1px solid var(--line-strong);border-radius:8px;overflow:hidden;
  font-family:'JetBrains Mono',monospace;font-size:12.5px}
.lang a{padding:6px 11px;text-decoration:none;color:var(--muted-2);font-weight:600;transition:.2s}
.lang a.is-active{background:rgba(34,211,238,.18);color:var(--cyan)}
.nav__cta{padding:9px 18px;font-size:14px;border-radius:9px}
.nav__burger{display:none;background:none;border:1px solid var(--line-strong);border-radius:9px;
  width:42px;height:38px;cursor:pointer;padding:0;align-items:center;justify-content:center}
.nav__burger span{display:block;width:18px;height:2px;background:var(--text);position:relative}
.nav__burger span::before,.nav__burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text)}
.nav__burger span::before{top:-6px}.nav__burger span::after{top:6px}

/* ============ HERO ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:140px var(--pad-x) 80px}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%}
.hero__glow{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 70% 55% at 50% 42%,rgba(139,92,246,.14),transparent 65%),
             radial-gradient(ellipse 55% 45% at 50% 60%,rgba(34,211,238,.10),transparent 65%)}
.hero__inner{position:relative;max-width:960px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:28px}
.badge{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;
  border:1px solid rgba(34,211,238,.35);background:rgba(34,211,238,.07);
  font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--cyan);letter-spacing:.06em}
.badge__dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);animation:pulseGlow 2s infinite}
.hero__title{font-size:clamp(38px,6vw,72px);line-height:1.08;font-weight:700;letter-spacing:-.02em}
.hero__title .typed{background:linear-gradient(100deg,var(--cyan),var(--violet) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.cursor{display:inline-block;width:4px;height:.9em;margin-left:4px;vertical-align:-.08em;background:var(--cyan);animation:blinkCursor 1s infinite}
.hero__sub{max-width:640px;font-size:19px;color:var(--muted)}
.hero__cta{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}

/* stats / counters */
.stats{display:flex;margin-top:26px;border:1px solid rgba(255,255,255,.09);border-radius:16px;
  background:rgba(10,14,26,.6);backdrop-filter:blur(8px);overflow:hidden}
.stat{padding:20px 36px;display:flex;flex-direction:column;gap:4px;flex:1}
.stat__num{font-size:32px;font-weight:700;font-family:'JetBrains Mono',monospace}
.stat--cyan .stat__num{color:var(--cyan)}
.stat--violet .stat__num{color:var(--violet)}
.stat__label{font-size:13px;color:var(--muted)}
.stats__sep{width:1px;background:rgba(255,255,255,.09);flex-shrink:0}

/* ============ GRID + CARDS ============ */
.grid{display:grid;gap:20px}
.grid--services,.grid--work{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid--process{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{padding:30px;border-radius:18px;border:1px solid var(--line);background:var(--card);
  display:flex;flex-direction:column;gap:14px;transition:border-color .25s,transform .25s,box-shadow .25s;min-width:0}
.card--cyan{background:linear-gradient(160deg,rgba(34,211,238,.06),rgba(255,255,255,.015))}
.card--violet{background:linear-gradient(160deg,rgba(139,92,246,.07),rgba(255,255,255,.015))}
.card--cyan:hover{border-color:rgba(34,211,238,.5);transform:translateY(-4px);box-shadow:0 16px 40px rgba(34,211,238,.12)}
.card--violet:hover{border-color:rgba(139,92,246,.55);transform:translateY(-4px);box-shadow:0 16px 40px rgba(139,92,246,.14)}
.card__title{font-size:20px;font-weight:600}
.card__desc{font-size:15px;color:var(--muted)}
.card svg{flex-shrink:0}
.icon-code{height:44px;display:flex;align-items:center;flex-shrink:0;
  font-family:ui-monospace,'Cascadia Mono',Consolas,monospace;font-size:14px;font-weight:300;
  color:#8b5cf6;line-height:1;letter-spacing:1px}
.icon-code .js-code-mid{white-space:pre;transition:opacity .3s ease}

/* process */
.step{position:relative;padding:34px 30px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.02);
  display:flex;flex-direction:column;gap:12px;min-width:0}
.step__num{font-family:'JetBrains Mono',monospace;font-size:40px;font-weight:600;
  background:linear-gradient(120deg,var(--cyan),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.step__title{font-size:20px;font-weight:600}
.step__desc{font-size:15px;color:var(--muted)}

/* ============ DEMO / CHAT ============ */
.demo{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:radial-gradient(ellipse 60% 70% at 75% 50%,rgba(139,92,246,.08),transparent 60%)}
.demo__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:60px;align-items:center}
.demo__intro{display:flex;flex-direction:column;gap:18px;min-width:0}
.demo__intro h2{font-size:clamp(30px,4vw,44px);font-weight:700;letter-spacing:-.01em}
.demo__intro p{font-size:17px;color:var(--muted)}
.demo__hint{font-size:14.5px;color:var(--muted-2);font-family:'JetBrains Mono',monospace}
.chat{border:1px solid rgba(255,255,255,.1);border-radius:20px;background:rgba(10,14,26,.85);
  box-shadow:0 24px 70px rgba(0,0,0,.5),0 0 60px rgba(34,211,238,.06);overflow:hidden;min-width:0}
.chat__head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.chat__dot{width:10px;height:10px;border-radius:50%}
.chat__dot--r{background:#ff5f57}.chat__dot--y{background:#febc2e}.chat__dot--g{background:#28c840}
.chat__title{margin-left:8px;font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--muted)}
.chat__live{margin-left:auto;width:8px;height:8px;border-radius:50%;background:#28c840;animation:pulseGlow 2s infinite}
.chat__body{height:340px;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:82%;padding:11px 15px;font-size:14.5px;line-height:1.55}
.msg--ai{align-self:flex-start;border-radius:14px 14px 14px 4px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:#dbe3f0}
.msg--user{align-self:flex-end;border-radius:14px 14px 4px 14px;background:linear-gradient(120deg,rgba(34,211,238,.18),rgba(139,92,246,.18));border:1px solid rgba(34,211,238,.3);color:#eaf6fb}
.chat__typing{align-self:flex-start;padding:14px 16px;border-radius:14px 14px 14px 4px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);display:flex;gap:5px}
.chat__typing span{width:7px;height:7px;border-radius:50%;background:var(--cyan);animation:dotBounce 1.2s infinite}
.chat__typing span:nth-child(2){animation-delay:.15s}.chat__typing span:nth-child(3){animation-delay:.3s}
.chat__actions{padding:16px 18px;border-top:1px solid rgba(255,255,255,.07);display:flex;flex-wrap:wrap;gap:9px}
.chip{padding:8px 14px;border-radius:999px;font-size:13px;font-family:'Space Grotesk',sans-serif;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--line-strong);color:#c6cfdf;transition:background .2s}
.chip--cyan{border-color:rgba(34,211,238,.4);background:rgba(34,211,238,.06);color:var(--cyan)}
.chip--violet{border-color:rgba(139,92,246,.45);background:rgba(139,92,246,.07);color:#a78bfa}
.chip:hover{filter:brightness(1.3)}

/* ============ WORK ============ */
.work{border-top:1px solid var(--line);background:radial-gradient(ellipse 50% 60% at 25% 40%,rgba(34,211,238,.06),transparent 60%)}
.work__flagship{grid-column:1/-1;text-decoration:none;color:inherit;padding:40px;border-radius:20px;
  border:1px solid rgba(34,211,238,.25);background:linear-gradient(140deg,rgba(34,211,238,.09),rgba(139,92,246,.08));
  display:flex;flex-direction:column;gap:14px;transition:border-color .25s,box-shadow .25s;min-width:0}
.work__flagship:hover{border-color:rgba(34,211,238,.6);box-shadow:0 20px 60px rgba(34,211,238,.14)}
.work__head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.work__name{font-size:24px;font-weight:700}
.tag{padding:4px 12px;border-radius:999px;background:rgba(34,211,238,.14);color:var(--cyan);
  font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.06em}
.work__link{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--cyan)}
.work__desc{max-width:720px;font-size:16px;color:#aab4c8}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.chips span{padding:5px 12px;border-radius:7px;background:rgba(255,255,255,.05);border:1px solid var(--line);
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted)}
.work__card{padding:30px;border-radius:18px;border:1px solid var(--line);background:rgba(255,255,255,.02);
  display:flex;flex-direction:column;gap:10px;transition:border-color .25s;min-width:0}
.work__card:hover{border-color:rgba(139,92,246,.5)}
.work__card h3{font-size:19px;font-weight:600}
.work__card p{font-size:14.5px;color:var(--muted)}
.work__note{margin-top:32px;font-size:14.5px;color:var(--muted-2)}

/* ============ PORTFOLIO STRIP (klasyczne strony) ============ */
.pfolio{margin-top:36px;display:flex;flex-direction:column;gap:18px}
.pfolio .work__note{margin-top:0}
.pfolio__strip{overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.pfolio__track{display:flex;gap:14px;width:max-content;padding:4px 0;animation:pfolioScroll 55s linear infinite}
.pfolio__strip:hover .pfolio__track,.pfolio__strip:focus-within .pfolio__track{animation-play-state:paused}
@keyframes pfolioScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.pfolio__item{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:8px;
  padding:9px 9px 11px;cursor:pointer;min-height:44px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:14px;
  color:var(--muted-2);font-family:'JetBrains Mono',monospace;font-size:11.5px;
  transition:border-color .25s,transform .25s,color .25s}
.pfolio__item:hover,.pfolio__item:focus-visible{border-color:rgba(34,211,238,.55);transform:translateY(-3px);color:var(--cyan)}
.pfolio__item img{display:block;height:104px;width:auto;border-radius:9px;background:rgba(255,255,255,.04)}
@media (prefers-reduced-motion:reduce){
  .pfolio__track{animation:none;width:auto}
  .pfolio__strip{overflow-x:auto;-webkit-mask-image:none;mask-image:none}
}

/* lightbox portfolio */
.pfolio-lb{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;
  padding:24px;background:rgba(4,6,14,.9);backdrop-filter:blur(7px);
  opacity:0;transition:opacity .28s ease}
.pfolio-lb[hidden]{display:none}
.pfolio-lb.is-open{opacity:1}
.pfolio-lb__fig{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px;max-width:min(1080px,94vw)}
.pfolio-lb__img{max-width:100%;max-height:76vh;border-radius:12px;border:1px solid var(--line-strong);
  background:#0a0e1a;box-shadow:0 30px 90px rgba(0,0,0,.6),0 0 60px rgba(34,211,238,.1);
  transform:scale(.96);transition:transform .28s ease}
.pfolio-lb.is-open .pfolio-lb__img{transform:scale(1)}
.pfolio-lb__cap{font-family:'JetBrains Mono',monospace;font-size:13.5px;color:var(--cyan)}
.pfolio-lb__btn{position:absolute;display:flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;border:1px solid var(--line-strong);
  background:rgba(255,255,255,.05);color:var(--text);font-size:22px;line-height:1;cursor:pointer;
  transition:border-color .2s,background .2s}
.pfolio-lb__btn:hover{border-color:rgba(34,211,238,.6);background:rgba(34,211,238,.12)}
.pfolio-lb__close{top:18px;right:18px}
.pfolio-lb__prev{left:14px;top:50%;transform:translateY(-50%)}
.pfolio-lb__next{right:14px;top:50%;transform:translateY(-50%)}
@media (max-width:640px){.pfolio-lb__prev,.pfolio-lb__next{display:none}}

/* ============ TECH STRIP ============ */
.tech{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px var(--pad-x);
  display:flex;flex-wrap:wrap;gap:14px 34px;justify-content:center;
  font-family:'JetBrains Mono',monospace;font-size:13.5px;color:var(--muted-2)}
.tech i{color:var(--cyan);font-style:normal}

/* ============ CONTACT ============ */
.contact{max-width:900px;margin:0 auto;padding:120px var(--pad-x);text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:22px}
.contact h2{font-size:clamp(32px,4.5vw,52px);font-weight:700;letter-spacing:-.015em}
.contact p{max-width:560px;font-size:18px;color:var(--muted)}
.contact__actions{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:8px;width:100%}
.contact__actions .btn{max-width:100%;word-break:break-word}

/* formularz kontaktowy */
.contact__form{width:100%;max-width:560px;display:flex;flex-direction:column;gap:12px;text-align:left;margin-top:6px}
.contact__form[hidden],.contact__thanks[hidden],.contact__form-status[hidden]{display:none}
.contact__form input[type="text"],.contact__form input[type="email"],.contact__form textarea{
  width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);color:var(--text);font:inherit;font-size:15px;resize:vertical}
.contact__form input::placeholder,.contact__form textarea::placeholder{color:var(--muted-2)}
.contact__form input:focus,.contact__form textarea:focus{outline:none;border-color:rgba(34,211,238,.6)}
.contact__form-actions{display:flex;gap:12px;flex-wrap:wrap}
.contact__form-status{font-size:14px;color:#ff7b72}
.contact__thanks{font-size:16px;color:var(--cyan)}
.hp-field{position:absolute !important;left:-9999px !important;width:1px;height:1px;opacity:0;pointer-events:none}

/* ============ FOOTER ============ */
.footer{border-top:1px solid var(--line);padding:28px var(--pad-x);display:flex;flex-wrap:wrap;gap:16px;
  align-items:center;justify-content:space-between;font-size:13.5px;color:var(--muted-2)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:900px){
  .demo__grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:768px){
  :root{--pad-x:28px}
  .section{padding-top:72px;padding-bottom:72px}
  .section__head{margin-bottom:40px}
  .hero{padding:120px 28px 64px}

  /* NAV → hamburger */
  .nav__burger{display:inline-flex}
  .nav__links,.nav__actions{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(6,9,19,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
  .nav--open .nav__links,.nav--open .nav__actions{display:flex}
  .nav--open .nav__actions{top:100%;padding:0 20px 18px}
  .nav__links a{padding:14px 20px;border-top:1px solid var(--line);font-size:15px}
  .nav__actions{gap:14px;padding:14px 20px 4px;flex-direction:row;flex-wrap:wrap}
  .nav__cta{flex:1;text-align:center}
}
@media (max-width:560px){
  /* przyciski jeden pod drugim */
  .hero__cta{flex-direction:column;align-items:stretch;width:100%}
  .hero__cta .btn{width:100%}
  .contact__actions{flex-direction:column;align-items:stretch}
  .contact__actions .btn{width:100%}

  /* liczniki jeden pod drugim */
  .stats{flex-direction:column;width:100%}
  .stats__sep{width:100%;height:1px}
  .stat{padding:16px 22px}

  .hero__sub{font-size:17px}
  .demo__grid{gap:28px}
  .chat__body{height:300px}
  .work__flagship{padding:28px 22px}
  .card,.step,.work__card{padding:24px 22px}
}
@media (max-width:400px){
  .hero__title{font-size:32px}
  .contact__actions .btn{font-size:14px;word-break:break-all}
}