/* ==========================================================================
   KADR - nowa wersja strony
   Kolorystyka przycisków i tła z oryginału KADR, układ i język wizualny
   w stylu strony Fortuna Teller (serif + mono, boxy ze światłem, wjazdy z boków).
   ========================================================================== */

:root {
  /* tło i panele - jak w interfejsie programu */
  --bg: #090a0c;
  --bg-2: #0d0f12;
  --panel: #111216;
  --panel-hover: #181a20;
  --border: #22242b;
  --line: rgba(150, 180, 255, .10);
  --line-strong: rgba(150, 190, 255, .22);

  /* neonowe kolory przycisków z oryginału */
  --blue: #3a7af2;
  --blue-glow: rgba(58, 122, 242, .6);
  --mint: #22d3a6;
  --mint-glow: rgba(34, 211, 166, .6);
  --orange: #d18b2c;
  --orange-glow: rgba(209, 139, 44, .6);
  --red: #cc3333;
  --red-glow: rgba(204, 51, 51, .6);

  --text: #eef1f6;
  --muted: #9ca3af;
  --dim: #646b78;

  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .85), 0 10px 30px -18px rgba(58, 122, 242, .28);
  --ease: cubic-bezier(.2, .7, .15, 1);
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { color: #fff; }
strong { color: #fff; font-weight: 600; }
::selection { background: rgba(34, 211, 166, .3); }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 6px; }

/* ---------- Tło ---------- */
.bg-waves, .bg-robot {
  position: fixed; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 0; display: block;
}
.bg-robot { z-index: 1; opacity: var(--robot-o, 0); transition: opacity .6s; }
.bg-vignette {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(1100px 700px at 85% -10%, rgba(58, 122, 242, .10), transparent 60%),
    radial-gradient(900px 600px at 0% 110%, rgba(34, 211, 166, .06), transparent 60%),
    radial-gradient(ellipse at center, transparent 45%, rgba(9, 10, 12, .7) 100%);
}
.cursor-glow {
  position: fixed; left: 0; top: 0; width: 560px; height: 560px; z-index: 1;
  margin: -280px 0 0 -280px; border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(58, 122, 242, .075), rgba(34, 211, 166, .03) 35%, transparent 62%);
  transform: translate3d(var(--cx, -999px), var(--cy, -999px), 0);
}
@media (hover: none) { .cursor-glow { display: none; } }

main, .footer, .nav { position: relative; z-index: 2; }
main, .footer { overflow-x: clip; }

.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 60; pointer-events: none; }
.progress span {
  display: block; height: 100%; width: 100%; transform-origin: 0 50%;
  transform: scaleX(var(--sp, 0));
  background: linear-gradient(90deg, var(--blue), var(--mint));
  box-shadow: 0 0 12px var(--mint-glow);
}

/* ---------- Układ ---------- */
.container { width: min(1200px, 100% - 48px); margin-inline: auto; }
.section { position: relative; padding: clamp(80px, 11vw, 140px) 0; }
.section--tight { padding: clamp(40px, 6vw, 70px) 0; }
.section__head { max-width: 780px; margin-bottom: clamp(40px, 6vw, 70px); }
.section__head--center { margin-inline: auto; text-align: center; }
.section__title {
  font: 600 clamp(36px, 5.2vw, 64px)/1.03 var(--serif);
  letter-spacing: -.01em; margin: 0 0 18px;
}
.section__lead { color: var(--muted); font-size: clamp(16px, 1.4vw, 18.5px); margin: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 12.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--mint); margin: 0 0 18px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, transparent, var(--mint)); }
.section__head--center .eyebrow::after { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, var(--mint), transparent); }
.grad {
  background: linear-gradient(100deg, #fff 0%, #bfe9ff 22%, var(--mint) 48%, var(--blue) 78%, #9bb8ff 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 9s ease-in-out infinite alternate;
}
@keyframes shimmer { to { background-position: 100% 0; } }

/* ---------- Przyciski (kolorystyka KADR: neonowy obrys + poświata) ---------- */
.btn-ui {
  --bx: 0px; --by: 0px; --c: var(--blue); --g: var(--blue-glow);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border-radius: 999px;
  font: 700 13.5px/1 var(--sans); letter-spacing: .08em; text-transform: uppercase;
  color: var(--c); background: rgba(17, 18, 22, .85);
  border: 1px solid var(--c);
  transform: translate(var(--bx), var(--by));
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s, text-shadow .35s;
  overflow: hidden; isolation: isolate; cursor: pointer; white-space: nowrap;
}
.btn-ui::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(120deg, transparent 30%, color-mix(in srgb, var(--c) 35%, transparent) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .8s var(--ease);
}
.btn-ui:hover::after { transform: translateX(120%); }
.btn-ui:hover {
  background: color-mix(in srgb, var(--c) 15%, rgba(17, 18, 22, .9));
  box-shadow: 0 0 22px var(--g), inset 0 0 10px var(--g);
  text-shadow: 0 0 8px var(--c);
}
.btn-ui.glow-blue { --c: var(--blue); --g: var(--blue-glow); }
.btn-ui.glow-mint { --c: var(--mint); --g: var(--mint-glow); }
.btn-ui.glow-orange { --c: var(--orange); --g: var(--orange-glow); }
.btn-ui.glow-red { --c: var(--red); --g: var(--red-glow); }
.btn-ui--small { padding: 10px 18px; font-size: 11.5px; }
.btn-ui--wide { width: 100%; }
.btn-ui.is-disabled { opacity: .55; pointer-events: none; }

/* ---------- Karty (boxy) + światło pod kursorem ---------- */
.card {
  --mx: 50%; --my: 50%;
  position: relative;
  background: linear-gradient(180deg, rgba(20, 22, 28, .9), rgba(12, 13, 16, .93));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: border-color .4s, box-shadow .5s var(--ease), transform .5s var(--ease);
}
.spot::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: 3;
  background: radial-gradient(440px circle at var(--mx) var(--my), rgba(34, 211, 166, .07), transparent 45%);
  opacity: 0; transition: opacity .45s;
}
.spot::after {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; z-index: 3;
  padding: 1px;
  background: radial-gradient(280px circle at var(--mx) var(--my), rgba(34, 211, 166, .8), rgba(58, 122, 242, .4) 40%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .45s;
}
.spot:hover::before, .spot:hover::after { opacity: 1; }
.card:hover { border-color: #2c3140; box-shadow: 0 40px 90px -30px rgba(0, 0, 0, .9), 0 16px 50px -20px rgba(58, 122, 242, .4); }

/* ---------- Wjazd z boków + fade-in / fade-out (w obu kierunkach przewijania) ---------- */
.reveal {
  --rx: 0; --ry: 40px; --d: 0s;
  opacity: 0;
  translate: var(--rx) var(--ry);
  filter: blur(6px);
  transition:
    opacity .9s var(--ease) var(--d),
    translate 1.1s var(--ease) var(--d),
    filter .9s var(--ease) var(--d),
    border-color .4s, box-shadow .5s var(--ease);
}
.reveal[data-from="left"]  { --rx: -140px; --ry: 0; }
.reveal[data-from="right"] { --rx: 140px;  --ry: 0; }
.reveal[data-from="up"]    { --rx: 0;      --ry: 70px; }
.reveal.is-in { opacity: 1; translate: 0 0; filter: none; }
.reveal.is-out-top { --ry: -40px; }

/* ---------- Pochylenie 3D za kursorem ---------- */
.tilt {
  --rx3: 0deg; --ry3: 0deg;
  transform: perspective(1100px) rotateX(var(--rx3)) rotateY(var(--ry3));
  transform-style: preserve-3d;
  transition: transform .6s var(--ease);
}
.tilt.is-tilting { transition: transform .12s linear; }

/* ==========================================================================
   Nawigacja
   ========================================================================== */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; transition: background .4s, border-color .4s; border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(9, 10, 12, .74); backdrop-filter: blur(16px) saturate(1.3); -webkit-backdrop-filter: blur(16px) saturate(1.3); border-color: rgba(255, 255, 255, .05); }
.nav__inner { width: min(1440px, 100% - 40px); margin-inline: auto; height: 76px; display: flex; align-items: center; gap: 22px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand__mark {
  position: relative; width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--mint); box-shadow: 0 0 18px var(--mint-glow), inset 0 0 10px rgba(34, 211, 166, .25);
  display: grid; place-items: center;
}
.brand__mark::before, .brand__mark::after { content: ""; position: absolute; border: 1.5px solid var(--mint); width: 10px; height: 10px; }
.brand__mark::before { left: 6px; top: 6px; border-right: 0; border-bottom: 0; }
.brand__mark::after { right: 6px; bottom: 6px; border-left: 0; border-top: 0; }
.brand__mark i { width: 7px; height: 7px; border-radius: 50%; background: var(--red); box-shadow: 0 0 10px var(--red-glow); animation: rec 1.6s steps(2) infinite; }
@keyframes rec { 50% { opacity: .25; } }
.brand__word { display: flex; flex-direction: column; line-height: 1.1; }
.brand__word b { font: 800 15px/1 var(--sans); letter-spacing: .14em; }
.brand__word b span { color: var(--mint); text-shadow: 0 0 10px var(--mint-glow); }
.brand__word small { font: 500 9.5px/1.8 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.nav__links { display: flex; gap: 2px; margin-left: auto; }
.nav__links a {
  position: relative; padding: 8px 11px; font-size: 13.5px; color: var(--muted); border-radius: 999px;
  transition: color .3s, background .3s; white-space: nowrap;
}
.nav__links a::after {
  content: ""; position: absolute; left: 50%; bottom: 1px; width: 4px; height: 4px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 8px var(--mint); transform: translateX(-50%) scale(0); transition: transform .35s var(--ease);
}
.nav__links a:hover { color: var(--text); background: rgba(255, 255, 255, .04); }
.nav__links a.is-active { color: var(--text); }
.nav__links a.is-active::after { transform: translateX(-50%) scale(1); }
.nav__right { display: flex; align-items: center; gap: 10px; }
.lang-switch { display: inline-flex; border: 1px solid rgba(255, 255, 255, .16); border-radius: 999px; overflow: hidden; }
.lang-btn { color: var(--muted); font: 700 11.5px/1 var(--sans); padding: 8px 11px; letter-spacing: .05em; transition: all .2s ease; }
.lang-btn:hover { color: #fff; }
.lang-btn.active { background: var(--mint); color: #06231a; }
.nav__toggle { display: none; width: 42px; height: 42px; border-radius: 12px; position: relative; box-shadow: inset 0 0 0 1px var(--line-strong); flex-shrink: 0; }
.nav__toggle span { position: absolute; left: 12px; right: 12px; height: 1.5px; background: var(--text); transition: transform .35s var(--ease), top .35s var(--ease); }
.nav__toggle span:first-child { top: 16px; }
.nav__toggle span:last-child { top: 24px; }
.nav.is-open .nav__toggle span:first-child { top: 20px; transform: rotate(45deg); }
.nav.is-open .nav__toggle span:last-child { top: 20px; transform: rotate(-45deg); }

/* ==========================================================================
   HERO - przyklejona scena, przewijanie steruje obrotem laptopa
   ========================================================================== */
.hero { position: relative; height: 330vh; }
.hero__sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.hero__copy {
  position: absolute; z-index: 3;
  left: max(24px, calc((100vw - 1320px) / 2)); top: 50%;
  width: min(600px, 46vw);
  transform: translate3d(var(--cx-copy, 0px), -50%, 0);
  opacity: var(--copy-o, 1);
  filter: blur(var(--copy-blur, 0px));
  will-change: transform, opacity;
}
.hero__copy .eyebrow { opacity: 0; animation: heroIn 1s var(--ease) .1s forwards; }
.hero__title {
  font: 600 clamp(64px, 10vw, 150px)/.9 var(--serif); letter-spacing: -.02em; margin: 0 0 26px;
  opacity: 0; animation: heroIn 1.1s var(--ease) .2s forwards;
}
.hero__title .typewriter {
  display: block; min-height: 2.6em; margin-top: 18px;
  font: 500 clamp(14px, 1.35vw, 18px)/1.45 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue); text-shadow: 0 0 15px var(--blue-glow);
}
.typing-cursor::after { content: "_"; animation: blink 1s step-end infinite; color: var(--mint); text-shadow: 0 0 10px var(--mint-glow); margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.hero__lead { font-size: clamp(15.5px, 1.25vw, 17.5px); color: var(--muted); margin: 0 0 32px; opacity: 0; animation: heroIn 1.1s var(--ease) .35s forwards; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; opacity: 0; animation: heroIn 1.1s var(--ease) .45s forwards; }
.hero__meta { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 14px clamp(18px, 3vw, 40px); opacity: 0; animation: heroIn 1.1s var(--ease) .55s forwards; }
.hero__meta li { display: flex; flex-direction: column; padding-left: 14px; border-left: 1px solid var(--line-strong); }
.hero__meta b { font: 600 20px/1.2 var(--serif); color: var(--text); }
.hero__meta span { font-size: 12.5px; color: var(--dim); }
@keyframes heroIn { from { opacity: 0; transform: translateX(-60px); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }

.hero__hint {
  position: absolute; left: 50%; bottom: 78px; transform: translateX(-50%); margin: 0; z-index: 3;
  font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--dim);
  opacity: var(--hint-o, 1); white-space: nowrap;
}
.scroll-hint { position: absolute; left: 50%; bottom: 26px; width: 26px; height: 42px; border-radius: 14px; box-shadow: inset 0 0 0 1.5px var(--line-strong); transform: translateX(-50%); z-index: 3; opacity: var(--hint-o, 1); }
.scroll-hint span { position: absolute; left: 50%; top: 9px; width: 3px; height: 8px; border-radius: 2px; background: var(--mint); transform: translateX(-50%); animation: scrolly 2s var(--ease) infinite; }
@keyframes scrolly { 0% { opacity: 0; transform: translate(-50%, 0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 14px); } }

/* tabliczka rysunkowa */
.titleblock {
  position: absolute; right: max(24px, calc((100vw - 1320px) / 2)); bottom: 28px; z-index: 3;
  width: 250px; border: 1px solid rgba(120, 170, 255, .35); background: rgba(9, 10, 12, .55);
  font: 500 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: #8fb3ff;
  backdrop-filter: blur(4px);
}
.titleblock__row { display: flex; justify-content: space-between; gap: 10px; padding: 8px 10px; border-bottom: 1px solid rgba(120, 170, 255, .22); }
.titleblock__row b { color: var(--mint); font-weight: 600; }
.titleblock__bar { height: 3px; background: rgba(120, 170, 255, .12); }
.titleblock__bar i { display: block; height: 100%; width: 100%; transform-origin: 0 50%; transform: scaleX(var(--hp, 0)); background: linear-gradient(90deg, var(--blue), var(--mint)); }

/* ---------- Scena izometryczna (CSS 3D) ---------- */
.iso { position: absolute; inset: 0; z-index: 2; perspective: 3200px; perspective-origin: 50% 50%; pointer-events: none; }
.iso__world { position: absolute; left: 0; top: 0; width: 0; height: 0; transform-style: preserve-3d; will-change: transform; }
.iso__world * { transform-style: preserve-3d; }
.f {
  position: absolute; left: 0; top: 0; transform-origin: 0 0;
  background: rgba(10, 13, 20, .92);
  border: 1px solid rgba(130, 175, 255, .75);
  backface-visibility: hidden;
}
.f--hatch { background: repeating-linear-gradient(135deg, rgba(10, 13, 20, .95) 0 5px, rgba(80, 130, 230, .30) 5px 6px); }
.f--lid-back { background: radial-gradient(circle at 50% 50%, rgba(58, 122, 242, .08), rgba(10, 13, 20, .95) 60%); }
.f--lid-back::after { content: ""; position: absolute; left: 50%; top: 50%; width: 46px; height: 46px; margin: -23px 0 0 -23px; border: 1px solid rgba(130, 175, 255, .6); border-radius: 50%; }
.f--bezel svg, .f--deck svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.f--floor { background: none; border: 0; backface-visibility: visible; }
.f--floor svg { width: 100%; height: 100%; overflow: visible; }
.f--line { border: 0; background: repeating-linear-gradient(90deg, rgba(34, 211, 166, .9) 0 6px, transparent 6px 11px); backface-visibility: visible; }
.f--shot {
  background: #000; border: 1px solid var(--mint); overflow: hidden;
  box-shadow: 0 0 0 1px rgba(34, 211, 166, .25), 0 0 40px rgba(34, 211, 166, .18);
  backface-visibility: visible;
}
.f--shot img { width: 100%; height: 100%; object-fit: fill; display: block; }
.f--shot::after { /* połysk szkła przesuwający się w czasie przewijania */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, .12) 48%, transparent 60%);
  transform: translateX(var(--shine, -60%));
}
.f--label { background: none; border: 0; font: 600 13px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mint); white-space: nowrap; backface-visibility: visible; display: flex; align-items: flex-end; gap: 10px; }
.f--label::before { content: ""; width: 9px; height: 9px; border: 1.5px solid var(--mint); border-radius: 50%; flex-shrink: 0; margin-bottom: 1px; }
.f--label.is-blue { color: #8fb3ff; }
.f--label.is-blue::before { border-color: #8fb3ff; }
.is-locked .f--shot { border-color: rgba(34, 211, 166, .0); box-shadow: 0 0 60px rgba(34, 211, 166, .12); }
.is-locked .f--bezel { box-shadow: 0 0 0 1px var(--mint), 0 0 50px rgba(34, 211, 166, .35); border-color: var(--mint); }
.iso .f--lock { opacity: 0; transition: opacity .5s; }
.is-locked .f--lock { opacity: 1; }

/* ---------- Render 3D laptopa (próba) i przełącznik trybu ---------- */
.iso__gl { position: absolute; inset: 0; width: 100%; height: 100%; display: none; }
html[data-laptop="real"] .iso__gl { display: block; }
html[data-laptop="real"] .iso__world { display: none; }
.viewmode {
  position: absolute; z-index: 4; right: max(24px, calc((100vw - 1320px) / 2)); bottom: 128px;
  display: inline-flex; padding: 4px; gap: 4px; border-radius: 999px;
  border: 1px solid rgba(120, 170, 255, .3); background: rgba(9, 10, 12, .7); backdrop-filter: blur(6px);
}
.viewmode button {
  display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border-radius: 999px;
  font: 600 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  transition: color .3s, background .3s, box-shadow .3s;
}
.viewmode button:hover { color: #fff; }
.viewmode button.is-on { color: #06231a; background: var(--mint); box-shadow: 0 0 16px var(--mint-glow); }
.viewmode[hidden] { display: none; }
.viewmode button.is-off { opacity: .4; cursor: not-allowed; text-decoration: line-through; }

/* ==========================================================================
   Pasek z przewijanym tekstem
   ========================================================================== */
.marquee { position: relative; z-index: 2; overflow: hidden; border-block: 1px solid var(--line); background: rgba(11, 12, 15, .6); padding: 18px 0; -webkit-mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; width: max-content; animation: marquee 55s linear infinite; }
.marquee__track span { position: relative; padding: 0 34px; font: 500 clamp(18px, 2vw, 24px)/1 var(--serif); font-style: italic; color: var(--muted); white-space: nowrap; }
.marquee__track span::after { content: "◆"; position: absolute; right: -5px; font-style: normal; font-size: 8px; top: 50%; translate: 0 -50%; color: var(--mint); opacity: .7; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ==========================================================================
   O programie
   ========================================================================== */
.statement { font: 500 clamp(24px, 3.3vw, 42px)/1.3 var(--serif); letter-spacing: -.005em; max-width: 1080px; margin: 0 auto clamp(60px, 9vw, 110px); text-align: center; color: var(--text); }
.statement .w { opacity: .14; transition: opacity .25s linear; }
.statement strong { font-weight: 600; }
.statement strong .w { color: var(--mint); }
.intro { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(24px, 4vw, 48px); align-items: center; }
.caps { padding: clamp(24px, 3vw, 36px); }
.card__title { font: 600 30px/1.1 var(--serif); margin: 0 0 20px; }
.caps__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.caps__list li { display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: start; color: var(--muted); font-size: 15px; line-height: 1.5; }
.caps__list i { color: var(--mint); font-size: 14px; margin-top: 3px; text-align: center; filter: drop-shadow(0 0 6px var(--mint-glow)); }

/* ---------- Ramki na grafiki (okno aplikacji, tablet, telefon) ---------- */
.frame { position: relative; margin: 0; border-radius: 16px; background: #0b0c0f; border: 1px solid #262a33; box-shadow: var(--shadow); overflow: hidden; }
.frame__bar { display: flex; align-items: center; gap: 6px; height: 34px; padding: 0 14px; border-bottom: 1px solid #1e2129; background: linear-gradient(180deg, #15171c, #101115); }
.frame__bar i { width: 9px; height: 9px; border-radius: 50%; background: #2a2e37; }
.frame__bar i:first-child { background: var(--red); opacity: .8; }
.frame__bar i:nth-child(2) { background: var(--orange); opacity: .8; }
.frame__bar i:nth-child(3) { background: var(--mint); opacity: .8; }
.frame__bar span { margin-left: 10px; font: 500 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.frame__img { display: block; cursor: zoom-in; position: relative; overflow: hidden; }
.frame__img img { width: 100%; height: auto; transition: transform .9s var(--ease); }
.frame:hover .frame__img img { transform: scale(1.025); }
.frame--tablet { border-radius: 22px; padding: 12px; background: linear-gradient(160deg, #1a1d24, #0c0d10); border-color: #2c313c; }
.frame--tablet .frame__img { border-radius: 12px; }
.frame--phone { width: min(320px, 100%); margin-inline: auto; border-radius: 34px; padding: 12px; background: linear-gradient(160deg, #1b1e25, #0c0d10); border-color: #2d323d; }
.frame--phone .frame__img { border-radius: 24px; }
.frame--video video { width: 100%; height: auto; background: #000; }
.frame--strip .frame__img img { width: 100%; }
.frame--feed { border-radius: 18px; }
.frame__bar--v span { margin: 0; color: var(--mint); }
.frame--feed .frame__img img { width: 100%; height: auto; }
.scan { position: absolute; top: 34px; bottom: 0; width: 2px; left: 0; background: var(--mint); box-shadow: 0 0 14px var(--mint); animation: scan 5s ease-in-out infinite; opacity: .7; }
@keyframes scan { 0%, 100% { left: 2%; } 50% { left: 97%; } }

/* ==========================================================================
   Wiersze funkcji
   ========================================================================== */
.feature { display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(24px, 4vw, 56px); align-items: center; margin-bottom: clamp(60px, 9vw, 120px); }
.feature:last-child { margin-bottom: 0; }
.feature--rev .feature__text { order: 2; }
.feature--rev .feature__media { order: 1; }
.feature--narrow-media { grid-template-columns: 1.2fr .8fr; }
.feature--rev.feature--narrow-media { grid-template-columns: .8fr 1.2fr; }
.feature__text { padding: clamp(24px, 3vw, 40px); }
.feature__text h3, .settings__text h3, .clips__desc h3 { font: 600 clamp(26px, 2.6vw, 36px)/1.08 var(--serif); margin: 0 0 16px; }
.feature__text p, .settings__text p, .clips__desc p { color: var(--muted); margin: 0 0 14px; font-size: 15.5px; }
.feature__media { position: relative; }
.mt { margin-top: 28px !important; }

.tag {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px;
  font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--blue); padding: 7px 12px; border: 1px solid rgba(58, 122, 242, .45); border-radius: 999px;
  background: rgba(58, 122, 242, .06);
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 8px currentColor; }
.tag--mint { color: var(--mint); border-color: rgba(34, 211, 166, .45); background: rgba(34, 211, 166, .06); }
.tag--orange { color: var(--orange); border-color: rgba(209, 139, 44, .5); background: rgba(209, 139, 44, .06); }

.checks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 9px; }
.checks li { position: relative; padding-left: 30px; color: #c9ced8; font-size: 14.5px; line-height: 1.5; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: 1px; width: 19px; height: 19px; border-radius: 6px;
  border: 1px solid rgba(34, 211, 166, .55); background: rgba(34, 211, 166, .08);
}
.checks li::after {
  content: ""; position: absolute; left: 6px; top: 5px; width: 7px; height: 4px;
  border-left: 1.8px solid var(--mint); border-bottom: 1.8px solid var(--mint); transform: rotate(-45deg);
}
.checks--2col { grid-template-columns: 1fr 1fr; column-gap: 24px; }

/* klipy pionowe */
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.clip {
  position: relative; display: block; aspect-ratio: 9 / 16; border-radius: 20px; overflow: hidden;
  background: #000; border: 1px solid #2a2e38; box-shadow: var(--shadow);
  transition: transform .6s var(--ease), box-shadow .6s var(--ease);
}
.clip video, .clip img { width: 100%; height: 100%; object-fit: cover; }
.clip--contain img { object-fit: contain; background: #0b0c0f; }
.clip--img { cursor: zoom-in; }
.clip--offset { margin-top: 48px; }
.clip:hover { transform: translateY(-6px); box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(34, 211, 166, .35); }
.pair--tall .clip { aspect-ratio: 2 / 3; }
.clip__cover {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background: radial-gradient(circle at 50% 40%, rgba(58, 122, 242, .2), rgba(9, 10, 12, .88) 70%);
  color: var(--muted); transition: opacity .5s;
}
.clip__cover > i { font-size: 54px; color: rgba(255, 255, 255, .85); transition: transform .5s var(--ease), color .3s; }
.clip__cover small { font: 500 10.5px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; text-align: center; padding: 0 10px; }
.clip__cover:hover > i { transform: scale(1.1); color: var(--red); }
.clip.is-playing .clip__cover { opacity: 0; pointer-events: none; }

.stack { display: grid; gap: 18px; }
.stack__shift { margin-left: clamp(20px, 8%, 60px); }
.stack__shift--narrow { width: 80%; }

/* ---------- Ustawienia ---------- */
.settings { display: grid; gap: 28px; }
.settings__text { padding: clamp(24px, 3vw, 40px); }
.settings__cols { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; }
.icon-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; align-content: start; }
.icon-list li { display: grid; grid-template-columns: 38px 1fr; gap: 12px; align-items: center; color: #c9ced8; font-size: 14.5px; }
.icon-list i { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--border); background: var(--panel); color: var(--mint); }
.settings__shots { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.dials { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 24px; }
.dial { border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px; background: rgba(9, 10, 12, .6); }
.dial small { display: block; font: 500 9.5px/1 var(--mono); letter-spacing: .14em; color: var(--dim); margin-bottom: 7px; }
.dial b { font: 600 15px/1 var(--mono); color: var(--blue); text-shadow: 0 0 10px var(--blue-glow); display: inline-block; }
.dial b.is-tick { animation: tick .45s var(--ease); }
@keyframes tick { from { transform: translateY(8px); opacity: 0; } }

/* ---------- Klipy ---------- */
.clips { display: grid; grid-template-columns: 1fr 200px; gap: 28px; align-items: start; }
.clips__main { display: grid; gap: 24px; min-width: 0; }
.clips__desc { padding: clamp(24px, 3vw, 40px); }
.frame--feed { position: sticky; top: 100px; }

.media-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.media-chips span { font: 500 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding: 9px 12px; border: 1px solid var(--border); border-radius: 999px; background: rgba(17, 18, 22, .8); }
.media-chips i { color: var(--mint); margin-right: 6px; }

/* ---------- Trajektorie ---------- */
.flow { margin-top: 20px; padding: 22px 24px; }
.flow h4 { font: 600 22px/1.1 var(--serif); margin: 0 0 14px; }
.flow ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; counter-reset: s; position: relative; }
.flow ol::before { content: ""; position: absolute; left: 21px; top: 12px; bottom: 12px; border-left: 1px dashed rgba(34, 211, 166, .45); }
.flow li { display: grid; grid-template-columns: 44px 1fr; gap: 12px; align-items: center; color: var(--muted); font-size: 14.5px; }
.flow b { position: relative; z-index: 1; width: 44px; height: 26px; display: grid; place-items: center; font: 600 10.5px/1 var(--mono); color: var(--mint); border: 1px solid rgba(34, 211, 166, .55); border-radius: 999px; background: #0b0d10; }

/* ---------- Precyzja - suwak ---------- */
.speed { margin-top: 24px; border: 1px solid var(--border); border-radius: 14px; padding: 16px 18px; background: rgba(9, 10, 12, .6); }
.speed__head { display: flex; justify-content: space-between; font: 500 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.speed__head b { color: var(--blue); font-size: 14px; }
.speed__track { position: relative; height: 4px; border-radius: 4px; background: #23262e; }
.speed__track i { position: absolute; left: 0; top: 0; bottom: 0; width: var(--sv, 37%); border-radius: 4px; background: var(--blue); box-shadow: 0 0 10px var(--blue-glow); }
.speed__track em { position: absolute; top: 50%; left: var(--sv, 37%); width: 14px; height: 14px; margin: -7px 0 0 -7px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 4px rgba(58, 122, 242, .2), 0 0 12px var(--blue-glow); }
.speed__scale { display: flex; justify-content: space-between; font: 500 10px/1 var(--mono); color: var(--dim); margin-top: 10px; }

/* ---------- Pilot - odliczanie ---------- */
.countdown { display: flex; align-items: center; gap: 10px; margin-top: 18px; justify-content: center; }
.countdown span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--border); font: 600 16px/1 var(--mono); color: var(--dim); }
.countdown span.is-on { color: var(--orange); border-color: var(--orange); box-shadow: 0 0 16px var(--orange-glow); }
.countdown b { margin-left: 8px; font: 700 12px/1 var(--sans); letter-spacing: .1em; padding: 13px 20px; border-radius: 999px; border: 1px solid var(--red); color: var(--red); transition: box-shadow .3s, background .3s; }
.countdown b.is-on { background: rgba(204, 51, 51, .15); box-shadow: 0 0 20px var(--red-glow); }

/* ---------- DLNA - telewizor ---------- */
.tv { width: 100%; }
.tv__screen {
  position: relative; aspect-ratio: 16 / 9; display: grid; place-items: center; overflow: hidden;
  background: radial-gradient(circle at center, #173c73, #080b13 72%);
  border: 12px solid #15171c; border-radius: 14px; box-shadow: 0 0 44px rgba(58, 122, 242, .28), var(--shadow);
}
.tv__source { text-align: center; color: #fff; z-index: 1; }
.tv__source i { display: block; color: var(--blue); font-size: 46px; margin-bottom: 14px; text-shadow: 0 0 20px var(--blue-glow); }
.tv__source span { font: 500 11px/1 var(--mono); letter-spacing: .18em; color: #9fb7e6; }
.tv__source strong { display: block; font: 700 32px/1 var(--sans); letter-spacing: .3em; margin-top: 10px; text-shadow: 0 0 20px rgba(58, 122, 242, .8); }
.tv__list { position: absolute; left: 18px; top: 18px; list-style: none; margin: 0; padding: 8px; display: grid; gap: 4px; border-radius: 10px; background: rgba(0, 0, 0, .35); font: 500 10px/1 var(--mono); letter-spacing: .08em; color: #7d8aa5; }
.tv__list li { padding: 6px 10px; border-radius: 6px; }
.tv__list li.is-on { color: #fff; background: rgba(58, 122, 242, .35); box-shadow: inset 0 0 0 1px var(--blue); }
.tv__waves { position: absolute; right: 22px; top: 22px; width: 36px; height: 36px; }
.tv__waves i { position: absolute; inset: 0; border: 2px solid var(--mint); border-radius: 50%; opacity: 0; animation: ping 2.4s var(--ease) infinite; }
.tv__waves i:nth-child(2) { animation-delay: .8s; }
.tv__waves i:nth-child(3) { animation-delay: 1.6s; }
@keyframes ping { from { transform: scale(.2); opacity: .9; } to { transform: scale(1.4); opacity: 0; } }
.tv__stand { width: 28%; height: 12px; margin: 0 auto; background: linear-gradient(#30333a, #1b1d22); border-radius: 0 0 8px 8px; }

/* ---------- Wskaźnik slow-motion ---------- */
.live { border-radius: 18px; overflow: hidden; border: 1px solid #262a33; background: #0b0c0f; box-shadow: var(--shadow); }
.live__view { position: relative; aspect-ratio: 16 / 9; background: radial-gradient(ellipse at 50% 30%, rgba(209, 139, 44, .22), transparent 55%), linear-gradient(180deg, #121419, #07080a); }
.live__rec { position: absolute; left: 16px; top: 14px; font: 500 10.5px/1 var(--mono); letter-spacing: .14em; color: var(--muted); }
.live__rec i { color: var(--red); font-size: 8px; animation: rec 1.2s steps(2) infinite; }
.live__led { position: absolute; right: 16px; top: 12px; display: flex; align-items: center; gap: 8px; font: 700 11px/1 var(--mono); letter-spacing: .12em; color: #ff9a3c; opacity: .2; transition: opacity .2s; }
.live__led i { width: 14px; height: 14px; border-radius: 50%; background: #ff7a1a; box-shadow: 0 0 18px 4px rgba(255, 122, 26, .7); }
.live.is-slow .live__led { opacity: 1; }
.live__cross { position: absolute; inset: 22% 30%; border: 1px solid rgba(255, 255, 255, .12); }
.live__cross::before, .live__cross::after { content: ""; position: absolute; background: rgba(255, 255, 255, .15); }
.live__cross::before { left: 50%; top: -12px; bottom: -12px; width: 1px; }
.live__cross::after { top: 50%; left: -12px; right: -12px; height: 1px; }
.live__timeline { position: relative; display: flex; gap: 4px; padding: 14px; border-top: 1px solid #1e2129; }
.live__timeline span { flex: 0 0 calc(var(--w) - 4px); height: 30px; border-radius: 6px; display: grid; place-items: center; font: 600 10px/1 var(--mono); color: var(--dim); background: #16181e; border: 1px solid #23262e; }
.live__timeline span.is-slow { color: #ffb168; background: rgba(209, 139, 44, .14); border-color: rgba(209, 139, 44, .6); }
.live__head { position: absolute; top: 8px; bottom: 8px; left: calc(14px + var(--ph, 0) * (100% - 28px)); width: 2px; background: #fff; box-shadow: 0 0 10px #fff; }

/* ---------- Efekty ---------- */
.fx { margin-top: 18px; }
.fx__title { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin: 0 0 12px; }
.fx__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.fx__chip { font: 600 12px/1 var(--sans); letter-spacing: .06em; color: var(--muted); padding: 10px 14px; border-radius: 999px; border: 1px solid var(--border); background: rgba(17, 18, 22, .85); transition: all .3s var(--ease); }
.fx__chip:hover, .fx__chip.is-on { color: var(--mint); border-color: var(--mint); box-shadow: 0 0 14px rgba(34, 211, 166, .35); }
.fx-shake { animation: fxShake .5s linear; }
@keyframes fxShake { 20% { translate: -6px 3px; } 40% { translate: 5px -4px; } 60% { translate: -4px -2px; } 80% { translate: 3px 3px; } }
.fx-flash { animation: fxFlash .6s ease-out; }
@keyframes fxFlash { 0% { filter: brightness(3) saturate(0); } 100% { filter: none; } }
.fx-trail { animation: fxTrail .7s ease-out; }
@keyframes fxTrail { 0% { filter: blur(6px); translate: -18px 0; } 100% { filter: none; translate: 0 0; } }
.fx-rgb { animation: fxRgb .6s steps(6); }
@keyframes fxRgb { 0%, 100% { filter: none; } 20% { filter: drop-shadow(6px 0 0 rgba(255, 0, 60, .8)) drop-shadow(-6px 0 0 rgba(0, 200, 255, .8)); } 60% { filter: drop-shadow(-4px 0 0 rgba(255, 0, 60, .8)) drop-shadow(4px 0 0 rgba(0, 200, 255, .8)); } }
.fx-glow { animation: fxGlow 1s ease-out; }
@keyframes fxGlow { 0% { box-shadow: 0 0 90px 20px rgba(34, 211, 166, .6); filter: brightness(1.4); } 100% { box-shadow: var(--shadow); filter: none; } }

.specs { list-style: none; padding: 0; margin: 24px 0 0; display: flex; gap: 12px; flex-wrap: wrap; }
.specs li { flex: 1 1 90px; border: 1px solid var(--border); border-radius: 14px; padding: 12px 14px; background: rgba(9, 10, 12, .6); }
.specs b { display: block; font: 600 26px/1 var(--serif); color: #fff; }
.specs span { font: 500 10.5px/1.6 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--dim); }

/* ---------- Przykładowe klipy ---------- */
.samples { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 3vw, 36px); max-width: 1000px; margin-inline: auto; }
.clip--phone { border-radius: 30px; border: 10px solid #15171c; outline: 1px solid #2a2e38; }
.clip--phone video { object-fit: cover; background: #000; }
.clip--lift { margin-top: -30px; }

/* ---------- Systemy ---------- */
.systems { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.sys { grid-column: span 2; padding: 28px 26px; }
.sys:nth-child(4) { grid-column: 2 / span 2; }
.sys h3 { font: 600 26px/1.1 var(--serif); margin: 18px 0 10px; }
.sys p { color: var(--muted); font-size: 14.5px; margin: 0; }
.sys__icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; border: 1px solid rgba(58, 122, 242, .5); background: rgba(58, 122, 242, .08); color: var(--blue); font-size: 20px; box-shadow: 0 0 20px rgba(58, 122, 242, .2); transition: transform .5s var(--ease); }
.sys:hover .sys__icon { transform: rotate(-8deg) scale(1.08); color: var(--mint); border-color: var(--mint); }

/* ---------- System operacyjny: Windows (x86) | macOS (ARM) ---------- */
.os-row { margin-bottom: clamp(50px, 7vw, 90px); }
.os {
  position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-radius: var(--radius);
  background: #0a0b0e; isolation: isolate;
}
.os__half {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background-image:
    linear-gradient(rgba(143, 179, 255, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 179, 255, .055) 1px, transparent 1px);
  background-size: 26px 26px;
  transition: transform .8s var(--ease); isolation: isolate;
}
.os__half--win {
  clip-path: polygon(0 0, 57% 0, 43% 100%, 0 100%); padding-right: 50%;
  background-color: #0a0d14;
}
.os__half--win::before, .os__half--mac::before { content: ""; position: absolute; inset: 0; z-index: -1; }
.os__half--win::before { background: radial-gradient(circle at 25% 44%, rgba(58, 122, 242, .30), transparent 52%); }
.os__half--mac { clip-path: polygon(57% 0, 100% 0, 100% 100%, 43% 100%); padding-left: 50%; background-color: #0c0d10; }
.os__half--mac::before { background: radial-gradient(circle at 75% 44%, rgba(220, 230, 250, .16), transparent 52%); }
.os:hover .os__half--win { transform: translateX(-10px); }
.os:hover .os__half--mac { transform: translateX(10px); }

.os__name { font: 600 clamp(24px, 2.6vw, 34px)/1 var(--serif); color: #fff; }
.os__chip {
  position: relative; font: 600 11.5px/1 var(--mono); letter-spacing: .16em; padding: 8px 14px;
  border: 1px solid currentColor; border-radius: 5px; background: rgba(9, 10, 12, .7);
}
.os__chip::before, .os__chip::after {   /* "nóżki" procesora */
  content: ""; position: absolute; left: 7px; right: 7px; height: 4px; opacity: .6;
  background: repeating-linear-gradient(90deg, currentColor 0 2px, transparent 2px 6px);
}
.os__chip::before { top: -5px; }
.os__chip::after { bottom: -5px; }
.os__half--win .os__chip { color: #6ea4ff; box-shadow: 0 0 16px rgba(58, 122, 242, .35); }
.os__half--mac .os__chip { color: var(--mint); box-shadow: 0 0 16px rgba(34, 211, 166, .3); }

/* logo Windows - cztery kafelki */
.os__win {
  display: grid; grid-template-columns: 1fr 1fr; gap: 7%; width: clamp(78px, 9vw, 118px); aspect-ratio: 1;
  transform: perspective(600px) rotateY(0deg); transition: transform .8s var(--ease);
}
.os:hover .os__win { transform: perspective(600px) rotateY(-24deg) rotateX(8deg); }
.os__win i {
  border-radius: 3px; background: linear-gradient(135deg, #7db4ff, #3a7af2 70%);
  box-shadow: 0 0 20px rgba(58, 122, 242, .55);
}
.os__win i:nth-child(1) { --tx: -46px; --ty: -46px; --dl: .15s; }
.os__win i:nth-child(2) { --tx: 46px;  --ty: -46px; --dl: .27s; }
.os__win i:nth-child(3) { --tx: -46px; --ty: 46px;  --dl: .39s; }
.os__win i:nth-child(4) { --tx: 46px;  --ty: 46px;  --dl: .51s; }
.reveal.is-in .os__win i {
  animation: tileIn .9s var(--ease) var(--dl) both, tilePulse 3.6s ease-in-out calc(var(--dl) + 1.3s) infinite;
}
@keyframes tileIn { from { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(.3) rotate(45deg); } }
@keyframes tilePulse { 0%, 70%, 100% { filter: none; } 35% { filter: brightness(1.55) drop-shadow(0 0 10px #8fbaff); } }

/* logo Apple - połysk przesuwający się po metalu */
.os__apple { transition: transform .8s var(--ease); }
.os:hover .os__apple { transform: translateY(-6px) scale(1.05); }
.os__apple i {
  display: block; font-size: clamp(80px, 9.4vw, 124px); line-height: 1;
  background: linear-gradient(110deg, #8b93a1 25%, #ffffff 42%, #d9dee8 50%, #7d8594 68%);
  background-size: 260% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 22px rgba(220, 230, 255, .22));
}
.reveal.is-in .os__apple i { animation: appleIn 1.1s var(--ease) .35s both, appleShine 4.2s ease-in-out 1.4s infinite; }
@keyframes appleIn { from { opacity: 0; transform: translateY(34px) scale(.8); filter: blur(8px); } }
@keyframes appleShine { 0% { background-position: 100% 0; } 55%, 100% { background-position: 0 0; } }

/* linia podziału z wędrującym światłem */
.os__split {
  position: absolute; left: 50%; top: -12%; bottom: -12%; width: 2px; z-index: 2;
  transform: translateX(-50%) rotate(var(--split, 12.6deg));
  background: linear-gradient(transparent, rgba(34, 211, 166, .9) 20%, rgba(58, 122, 242, .9) 80%, transparent);
  box-shadow: 0 0 14px rgba(34, 211, 166, .6);
}
.os__split i {
  position: absolute; left: 50%; top: 12%; width: 8px; height: 8px; margin: -4px 0 0 -4px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 12px 4px rgba(34, 211, 166, .8);
  animation: splitDot 3.2s ease-in-out infinite alternate;
}
@keyframes splitDot { to { top: 88%; } }
.os__amp {
  position: absolute; left: 50%; top: 50%; z-index: 3; width: 46px; height: 46px; margin: -23px 0 0 -23px;
  display: grid; place-items: center; border-radius: 50%;
  font: 500 22px/1 var(--mono); color: var(--mint);
  background: #0b0c0f; border: 1px solid rgba(34, 211, 166, .6); box-shadow: 0 0 20px rgba(34, 211, 166, .35);
  transition: transform .8s var(--ease);
}
.os:hover .os__amp { transform: rotate(180deg) scale(1.1); }
.reveal.is-in .os__amp { animation: ampIn .8s var(--ease) .8s both; }
@keyframes ampIn { from { opacity: 0; transform: scale(0) rotate(-180deg); } }

/* ---------- Licencja ---------- */
.license { display: grid; grid-template-columns: .9fr 1.1fr; max-width: 980px; margin-inline: auto; overflow: hidden; }
.license__badge { position: absolute; top: 0; left: 50%; transform: translate(-50%, -50%); z-index: 4; font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #06231a; background: var(--mint); padding: 9px 16px; border-radius: 999px; box-shadow: 0 0 24px var(--mint-glow); white-space: nowrap; }
.license { margin-top: 18px; overflow: visible; }
.license__buy { padding: 48px 36px 36px; border-right: 1px solid var(--border); text-align: center; background: radial-gradient(circle at 50% 0%, rgba(34, 211, 166, .08), transparent 60%); border-radius: var(--radius) 0 0 var(--radius); }
.license__buy h3 { font: 700 14px/1 var(--mono); letter-spacing: .2em; color: var(--mint); margin: 0 0 12px; }
.license__sub { color: var(--muted); margin: 0 0 22px; }
.license__old { color: var(--dim); font-size: 14px; }
.license__old s { color: var(--muted); margin-left: 6px; }
.license__price { display: flex; justify-content: center; align-items: flex-start; gap: 6px; margin: 6px 0 4px; }
.license__price b { font: 600 96px/1 var(--serif); color: #fff; text-shadow: 0 0 40px rgba(34, 211, 166, .35); }
.license__price span { font: 600 34px/1 var(--serif); color: var(--mint); margin-top: 14px; }
.license__promo { display: inline-block; font: 600 10.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--orange); border: 1px solid var(--orange); padding: 7px 12px; border-radius: 999px; box-shadow: 0 0 14px rgba(209, 139, 44, .3); }
.license__note { color: var(--dim); font-size: 13px; margin: 14px 0 24px; }
.license__benefits { padding: 48px 40px 36px; }
.license__benefits h3 { font: 600 30px/1.1 var(--serif); margin: 0 0 10px; }
.license__benefits > p { color: var(--muted); margin: 0 0 24px; }
.license__benefits ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.license__benefits li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: center; color: #d3d8e1; }
.p-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; border: 1px solid var(--border); background: var(--panel); color: var(--mint); }
.license__soon { text-align: center; color: var(--text); margin: 34px 0 0; }

/* ---------- FAQ ---------- */
.faq { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.faq__col h3 { display: flex; align-items: center; gap: 12px; font: 600 26px/1.1 var(--serif); margin: 0 0 18px; }
.faq__col h3 i { color: var(--mint); font-size: 18px; }
.qa { border: 1px solid var(--border); border-radius: 16px; background: rgba(15, 16, 20, .85); margin-bottom: 12px; overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.qa[open] { border-color: rgba(34, 211, 166, .45); box-shadow: 0 0 30px -10px rgba(34, 211, 166, .35); }
.qa summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 20px; font-weight: 600; color: #fff; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary i { position: relative; width: 14px; height: 14px; flex-shrink: 0; }
.qa summary i::before, .qa summary i::after { content: ""; position: absolute; left: 0; top: 6px; width: 14px; height: 2px; background: var(--mint); transition: transform .4s var(--ease); }
.qa summary i::after { transform: rotate(90deg); }
.qa[open] summary i::after { transform: rotate(0deg); }
.qa__a { padding: 0 20px 18px; color: var(--muted); font-size: 15px; }

/* ---------- Showcase (zdjęcie ramienia) ---------- */
.showcase { height: 190vh; position: relative; }
.showcase__sticky { position: sticky; top: 0; height: 100vh; display: grid; place-items: center; overflow: hidden; }
.showcase__frame {
  --p: 0;
  position: relative; width: calc(64vw + 36vw * var(--p)); height: calc(46vh + 54vh * var(--p));
  border-radius: calc(28px * (1 - var(--p))); overflow: hidden;
  box-shadow: 0 60px 120px -40px rgba(0, 0, 0, .9);
}
.showcase__frame img { width: 100%; height: 100%; object-fit: cover; transform: scale(calc(1.25 - .25 * var(--p))); }
.showcase__shade { position: absolute; inset: 0; background: linear-gradient(to top, rgba(9, 10, 12, .92), rgba(9, 10, 12, .1) 60%), radial-gradient(ellipse at center, transparent 50%, rgba(9, 10, 12, .6)); }
.showcase__copy { position: absolute; left: 0; right: 0; bottom: 8%; text-align: center; padding: 0 24px; opacity: calc(var(--p) * 1.4 - .2); transform: translateY(calc(30px * (1 - var(--p)))); }
.showcase__copy h2 { font: 600 clamp(30px, 4.6vw, 64px)/1.05 var(--serif); margin: 0 auto; max-width: 900px; }

/* ---------- Stopka ---------- */
.footer { padding: clamp(80px, 10vw, 130px) 0 40px; border-top: 1px solid var(--line); background: linear-gradient(180deg, rgba(9, 10, 12, .4), rgba(9, 10, 12, .92)); }
.footer__cta { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.contact { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 60px; }
.contact__box { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; padding: 28px 18px; }
.contact__box i { font-size: 24px; color: var(--mint); margin-bottom: 6px; animation: float 4s ease-in-out infinite; filter: drop-shadow(0 0 10px var(--mint-glow)); }
.contact__box--blue i { color: var(--blue); filter: drop-shadow(0 0 10px var(--blue-glow)); }
.contact__box span { font-weight: 600; color: #fff; }
.contact__box small { font: 500 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--dim); }
@keyframes float { 50% { transform: translateY(-7px); } }
.footer__logo img { margin: 0 auto 28px; width: auto; max-width: min(420px, 80%); height: auto; }
.footer__socials { display: flex; justify-content: center; gap: 14px; margin-bottom: 28px; }
.footer__socials a { --bx: 0px; --by: 0px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--border); color: var(--muted); transform: translate(var(--bx), var(--by)); transition: all .35s var(--ease); }
.footer__socials a:hover { color: var(--mint); border-color: var(--mint); box-shadow: 0 0 18px var(--mint-glow); }
.footer__bottom { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 24px; font-size: 13px; color: var(--dim); text-align: center; }
.footer__bottom a { color: var(--blue); }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 40px; background: rgba(5, 6, 8, .9); backdrop-filter: blur(8px); opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s; }
.lightbox.is-on { opacity: 1; visibility: visible; }
.lightbox img { max-width: 100%; max-height: 90vh; border-radius: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, .8); transform: scale(.94); transition: transform .5s var(--ease); }
.lightbox.is-on img { transform: none; }
.lightbox__close { position: absolute; top: 20px; right: 24px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line-strong); font-size: 26px; line-height: 1; color: #fff; }
.lightbox__close:hover { border-color: var(--mint); color: var(--mint); }

/* ==========================================================================
   Responsywność
   ========================================================================== */
@media (max-width: 1240px) {
  .nav__links a { padding: 8px 8px; font-size: 13px; }
  .nav__demo { display: none; }
}
@media (max-width: 1060px) {
  .nav__links {
    position: fixed; top: 76px; left: 0; right: 0; flex-direction: column; gap: 0; padding: 12px 20px 20px;
    background: rgba(9, 10, 12, .96); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; visibility: hidden; transition: all .35s var(--ease);
  }
  .nav.is-open .nav__links { transform: none; opacity: 1; visibility: visible; }
  .nav__links a { padding: 14px 6px; font-size: 16px; border-radius: 0; border-bottom: 1px solid var(--line); }
  .nav__right { margin-left: auto; }
  .nav__toggle { display: block; }
}
@media (max-width: 900px) {
  .hero__copy { left: 20px; right: 20px; width: auto; top: 96px; transform: translate3d(var(--cx-copy, 0px), 0, 0); }
  .hero__title { font-size: clamp(60px, 16vw, 110px); margin-bottom: 16px; }
  .hero__title .typewriter { min-height: 2.8em; margin-top: 12px; }
  .hero__lead { display: none; }
  .hero__actions { margin-bottom: 18px; }
  .hero__meta { display: none; }
  .titleblock { display: none; }
  .viewmode { right: 16px; bottom: 20px; }
  .viewmode button { padding: 7px 10px; font-size: 9.5px; }
  .hero__hint { bottom: 76px; }
  .intro, .feature, .feature--narrow-media, .feature--rev.feature--narrow-media, .settings__cols, .settings__shots, .clips, .license, .faq { grid-template-columns: 1fr; }
  .feature--rev .feature__text, .feature--rev .feature__media { order: initial; }
  .feature__media { order: 2; }
  .frame--feed { position: relative; top: 0; max-width: 220px; margin-inline: auto; }
  .systems { grid-template-columns: 1fr 1fr; }
  .sys, .sys:nth-child(4) { grid-column: auto; }
  .license__buy { border-right: 0; border-bottom: 1px solid var(--border); border-radius: var(--radius) var(--radius) 0 0; }
  .contact { grid-template-columns: 1fr 1fr; }
  .checks--2col { grid-template-columns: 1fr; }
  .reveal[data-from="left"] { --rx: -60px; }
  .reveal[data-from="right"] { --rx: 60px; }
  .showcase__frame { width: calc(88vw + 12vw * var(--p)); height: calc(36vh + 64vh * var(--p)); }
}
@media (max-width: 600px) {
  .container { width: calc(100% - 32px); }
  .nav__inner { width: calc(100% - 24px); gap: 10px; }
  .brand__word small { display: none; }
  .brand__word b { font-size: 12px; letter-spacing: .1em; }
  .nav__lic { display: none; }
  .lang-btn { padding: 7px 9px; font-size: 10.5px; }
  .btn-ui { padding: 13px 20px; font-size: 12px; }
  .pair { gap: 12px; }
  .clip--offset { margin-top: 28px; }
  .samples { grid-template-columns: 1fr; max-width: 340px; }
  .clip--lift { margin-top: 0; }
  .systems, .contact { grid-template-columns: 1fr; }
  .dials { grid-template-columns: 1fr 1fr; }
  .license__price b { font-size: 76px; }
  .license__buy, .license__benefits { padding: 40px 22px 28px; }
  .stack__shift { margin-left: 0; }
  .stack__shift--narrow { width: 100%; }
  .os { aspect-ratio: 4 / 3; --split: 10.6deg; }
  .os__half { gap: 10px; }
  .os__win { width: 58px; }
  .os__apple i { font-size: 62px; }
  .os__name { font-size: 22px; }
  .os__chip { font-size: 10px; padding: 6px 10px; }
  .os__amp { width: 38px; height: 38px; margin: -19px 0 0 -19px; font-size: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; translate: 0 0; filter: none; }
}