/* ══════════════════════════════════════════════════════════
   TRD Tomasz Rusin — Global Stylesheet
   ══════════════════════════════════════════════════════════ */

/* ── RESET & BASE ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --dark:       #0D0D0D;
  --light:      #F0EDE5;
  --accent:     #1A5CFF;
  --green:      #22C55E;
  --yellow:     #F59E0B;
  --red:        #EF4444;
  --muted-d:    rgba(240,237,229,0.36);
  --muted-l:    rgba(13,13,13,0.36);
  --bd:         rgba(240,237,229,0.08);
  --bl:         rgba(13,13,13,0.08);
  --border-d:   rgba(240,237,229,0.1);
  --border-l:   rgba(13,13,13,0.1);
  --ff-d:       'Space Grotesk', sans-serif;
  --ff-b:       'Space Grotesk', sans-serif;
  --ff-display: 'Space Grotesk', sans-serif;
  --ff-body:    'Space Grotesk', sans-serif;
  --nav-h:  64px;
  --pad:    clamp(20px, 5vw, 80px);
  --max:    1440px;
}

/* overflow-x: hidden robi z body scroll-container i ŁAMIE position:sticky
   (hero przestaje się przyklejać) — clip ucina bez tworzenia kontenera */
html { font-size: 16px; overflow-x: hidden; overflow-x: clip; scroll-behavior: auto; }

body { font-family: var(--ff-body); background: var(--light); color: var(--dark); overflow-x: hidden; overflow-x: clip; }
body.page-home { cursor: none; }

a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }

/* ── CURSOR (index only) ──────────────────────────────────── */
/* rodzic jeździ wyłącznie transformem (kompozytor, zero layoutu);
   wygląd, centrowanie i stany press/hover żyją w ::after */
#cd, #cr {
  position: fixed; left: 0; top: 0;
  pointer-events: none;
  transform: translate3d(-200px, -200px, 0);
  will-change: transform;
}
#cd { z-index: 9999; mix-blend-mode: difference; }
#cr { z-index: 9998; }
#cd::after {
  content: ''; position: absolute; left: 0; top: 0;
  width: 7px; height: 7px;
  border-radius: 50%; background: #fff;
  transform: translate(-50%, -50%);
  transition: transform 0.25s cubic-bezier(.16,1,.3,1);
}
#cr::after {
  content: ''; position: absolute; left: 0; top: 0;
  width: 38px; height: 38px;
  border-radius: 50%; border: 1px solid rgba(160,160,160,0.3);
  transform: translate(-50%, -50%);
  transition: width 0.35s ease, height 0.35s ease, transform 0.25s cubic-bezier(.16,1,.3,1);
}
#cr.hover::after { width: 54px; height: 54px; }
#cd.press::after { transform: translate(-50%, -50%) scale(0.5); }
#cr.press::after { transform: translate(-50%, -50%) scale(0.85); }

/* ── GRAIN (index only) ───────────────────────────────────── */
#grain {
  position: fixed; inset: -50%; width: 200%; height: 200%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.034; pointer-events: none; z-index: 8000;
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%,100%{transform:translate(0,0)}10%{transform:translate(-2%,-3%)}
  20%{transform:translate(3%,1%)}30%{transform:translate(-1%,4%)}
  40%{transform:translate(4%,-2%)}50%{transform:translate(-3%,3%)}
  60%{transform:translate(2%,-1%)}70%{transform:translate(-4%,2%)}
  80%{transform:translate(1%,-4%)}90%{transform:translate(3%,3%)}
}

/* ── NAV — wspólny hover-underline linków (wszystkie strony) ── */
.nav-links a { position: relative; }
.nav-links a::after {
  content: ''; position: absolute;
  bottom: -3px; left: 0; width: 0; height: 1px;
  background: currentColor; transition: width 0.3s;
}
.nav-links a:hover::after { width: 100%; }

/* ── NAV subpages (iso, kalkulator) — flying glass ───────── */
body.page-iso #nav,
body.page-calc #nav {
  position: fixed; left: 0; right: 0; margin: 0 auto;
  top: 28px; width: 86vw; height: 62px; z-index: 500;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  background: rgba(13,26,46,.2);
  backdrop-filter: blur(18px) saturate(1.5); -webkit-backdrop-filter: blur(18px) saturate(1.5);
  border: 1px solid rgba(240,243,248,.14); border-radius: 6px;
  transition: background .4s, border-color .4s, box-shadow .4s;
}
body.page-iso #nav.nav--scrolled,
body.page-calc #nav.nav--scrolled {
  background: rgba(240,243,248,.9);
  border-color: rgba(13,26,46,.06);
  box-shadow: 0 2px 24px rgba(13,26,46,.08);
}
body.page-iso .nav-brand,
body.page-calc .nav-brand { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
body.page-iso .nav-logo,
body.page-calc .nav-logo { height: 34px; width: auto; display: block; filter: brightness(0) invert(1); transition: filter .4s; }
body.page-iso #nav.nav--scrolled .nav-logo,
body.page-calc #nav.nav--scrolled .nav-logo { filter: none; }

body.page-iso .nav-links,
body.page-calc .nav-links { display: flex; align-items: center; gap: 28px; }
body.page-iso .nav-link,
body.page-calc .nav-link {
  text-decoration: none;
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: .16em; text-transform: uppercase;
  color: rgba(240,243,248,.55); transition: color .25s;
}
body.page-iso .nav-link:hover,
body.page-calc .nav-link:hover { color: rgba(240,243,248,.92); }
body.page-iso .nav-link-bar,
body.page-calc .nav-link-bar { display: none; }
body.page-iso #nav.nav--scrolled .nav-link,
body.page-calc #nav.nav--scrolled .nav-link { color: rgba(13,26,46,.48); }
body.page-iso #nav.nav--scrolled .nav-link:hover,
body.page-calc #nav.nav--scrolled .nav-link:hover { color: rgba(13,26,46,.88); }

/* ── breadcrumbs — nav iso ───────────────────────────────── */
body.page-iso .nav-breadcrumb {
  display: flex; align-items: center; gap: 10px;
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: .16em; text-transform: uppercase;
}
body.page-iso .nav-breadcrumb a {
  text-decoration: none; color: rgba(240,243,248,.55);
  transition: color .25s;
}
body.page-iso .nav-breadcrumb a:hover { color: rgba(240,243,248,.92); }
body.page-iso .nav-breadcrumb .crumb-sep { color: rgba(240,243,248,.3); }
body.page-iso .nav-breadcrumb .crumb-current { color: rgba(240,243,248,.92); }
body.page-iso #nav.nav--scrolled .nav-breadcrumb a { color: rgba(13,26,46,.48); }
body.page-iso #nav.nav--scrolled .nav-breadcrumb a:hover { color: rgba(13,26,46,.88); }
body.page-iso #nav.nav--scrolled .nav-breadcrumb .crumb-sep { color: rgba(13,26,46,.3); }
body.page-iso #nav.nav--scrolled .nav-breadcrumb .crumb-current { color: rgba(13,26,46,.88); }
@media (max-width: 900px) {
  body.page-iso .nav-breadcrumb { display: none; }
}

/* ── alert błędu wysyłki formularza (?blad=1) ─────────────── */
.contact-alert {
  margin-bottom: 24px;
  padding: 14px 18px;
  border: 1px solid #d64545;
  border-left: 3px solid #d64545;
  background: #fdecec;
  color: #7a1f1f;
  font: 400 14px/1.5 'Space Grotesk', sans-serif;
  border-radius: 4px;
}
.contact-alert strong { font-weight: 600; }
.contact-alert a { color: #7a1f1f; text-decoration: underline; }

body.page-iso .nav-burger,
body.page-calc .nav-burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 6px; cursor: pointer; flex-shrink: 0;
}
body.page-iso .nav-burger span,
body.page-calc .nav-burger span {
  display: block; width: 22px; height: 1px;
  background: rgba(240,243,248,.85);
  transition: transform .32s cubic-bezier(.16,1,.3,1), opacity .32s, background .4s;
  transform-origin: center;
}
body.page-iso #nav.nav--scrolled .nav-burger span,
body.page-calc #nav.nav--scrolled .nav-burger span { background: rgba(13,26,46,.7); }
body.page-iso .nav-burger.open span:nth-child(1),
body.page-calc .nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.page-iso .nav-burger.open span:nth-child(2),
body.page-calc .nav-burger.open span:nth-child(2) { opacity: 0; }
body.page-iso .nav-burger.open span:nth-child(3),
body.page-calc .nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

body.page-iso .nav-mobile,
body.page-calc .nav-mobile {
  position: fixed; top: 62px; left: 0; right: 0; bottom: 0; z-index: 499;
  background: #0d1a2e;
  display: flex; flex-direction: column; justify-content: center;
  padding: 48px 32px;
  transform: translateY(-100%); opacity: 0;
  transition: transform .5s cubic-bezier(.77,0,.175,1), opacity .4s;
  pointer-events: none;
}
body.page-iso .nav-mobile.open,
body.page-calc .nav-mobile.open { transform: translateY(0); opacity: 1; pointer-events: all; }
body.page-iso .nav-mobile a,
body.page-calc .nav-mobile a {
  display: block;
  font: 700 clamp(36px,8vw,72px)/1.1 'Space Grotesk', sans-serif;
  color: #f0f3f8; padding: 18px 0;
  border-bottom: 1px solid rgba(240,243,248,.1);
  letter-spacing: -0.02em; transition: opacity .2s;
}
body.page-iso .nav-mobile a:hover,
body.page-calc .nav-mobile a:hover { opacity: 0.4; }

@media (max-width: 900px) {
  body.page-iso #nav,
  body.page-calc #nav {
    top: 0; width: 100%; border-radius: 0;
    background: rgba(13,26,46,.96); border: none;
    border-bottom: 1px solid rgba(240,243,248,.08);
    height: 60px;
  }
  body.page-iso #nav.nav--scrolled,
  body.page-calc #nav.nav--scrolled {
    background: rgba(240,243,248,.97);
    border-bottom-color: rgba(13,26,46,.06);
    box-shadow: none;
  }
  body.page-iso .nav-links,
  body.page-calc .nav-links { display: none; }
  body.page-iso .nav-burger,
  body.page-calc .nav-burger { display: flex; }
  body.page-iso .nav-mobile,
  body.page-calc .nav-mobile { top: 60px; }
  body.page-iso .page-hero,
  body.page-calc .page-hero { padding: 100px 0 64px; }
}

/* ══════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════ */
body.page-iso #footer,
body.page-calc #footer {
  background: var(--k); color: var(--p);
  padding: 80px var(--pad-h) 32px;
  border-top: none;
  position: relative; z-index: 15;
}
body.page-iso .footer-top,
body.page-calc .footer-top {
  display: grid; grid-template-columns: minmax(0,2fr) repeat(2,minmax(0,1fr));
  gap: 48px; padding-bottom: 56px;
  border-bottom: 1px solid rgba(224,231,240,.2); align-items: start;
}
body.page-iso .footer-brand-desc,
body.page-calc .footer-brand-desc { font: 400 14px/1.5 var(--sans); opacity: .65; margin-top: 14px; }
body.page-iso .footer-col,
body.page-calc .footer-col { display: grid; gap: 12px; align-content: start; }
body.page-iso .footer-col-hd,
body.page-calc .footer-col-hd { font: 500 10px/1 var(--mono); letter-spacing: .22em; text-transform: uppercase; opacity: .55; padding-bottom: 12px; border-bottom: 1px solid rgba(224,231,240,.15); }
body.page-iso .footer-col a,
body.page-iso .footer-col span,
body.page-calc .footer-col a,
body.page-calc .footer-col span { font: 400 14px/1.45 var(--sans); opacity: .82; text-decoration: none; color: var(--p); transition: opacity .2s; }
body.page-iso .footer-col a:hover,
body.page-calc .footer-col a:hover { opacity: 1; }
body.page-iso .footer-bottom,
body.page-calc .footer-bottom { margin-top: 32px; display: flex; justify-content: space-between; font: 400 11px/1 var(--mono); letter-spacing: .1em; opacity: .5; color: var(--p); }
body.page-iso .footer-top-link,
body.page-calc .footer-top-link { color: var(--p); text-decoration: none; transition: opacity .2s; }
body.page-iso .footer-top-link:hover,
body.page-calc .footer-top-link:hover { opacity: 1; }

/* ══════════════════════════════════════════════════════════
   INDEX — HERO
   ══════════════════════════════════════════════════════════ */
/* dot grid jeździ transformem (kompozytor), nie background-position
   (paint całego hero przy każdym ruchu myszy); inset z zapasem na dryf */
#hero::before {
  content: ''; position: absolute; inset: -30px;
  background-image: radial-gradient(circle, rgba(240,237,229,0.09) 1px, transparent 1px);
  background-size: 52px 52px; pointer-events: none; z-index: 0;
  transform: translate3d(var(--grid-x, 0px), var(--grid-y, 0px), 0);
  transition: transform 0.25s ease-out;
  will-change: transform;
}

/* ── RADAR ──────────────────────────────────────────────── */
#heroRadar {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  display: flex; align-items: flex-end; justify-content: center;
}
#radarSvg {
  width:  min(96vw, 1440px);
  height: min(96vw, 1440px);
  overflow: visible;
  transform: translateY(50%);
}
.r-blip-lbl {
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-size: 8.5px; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  fill: rgba(240,237,229,0.28);
}
.r-blip-lbl--left { text-anchor: end; }

/* ── HERO CONTENT ───────────────────────────────────────── */
.hero-center {
  position: relative;
  display: flex; flex-direction: column; align-items: center;
  gap: 20px; text-align: center;
  max-width: min(680px, 88vw); width: 100%;
  z-index: 2;
}
.hero-eyebrow {
  display: flex; align-items: center; gap: 14px;
  font-size: 10px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(240,237,229,0.3);
}
.hero-eyebrow-line {
  display: block; width: 28px; height: 1px;
  background: rgba(240,237,229,0.18);
}
.hero-h1 {
  font-family: var(--ff-display);
  font-size: clamp(54px, 11vw, 136px);
  font-weight: 600; letter-spacing: -0.04em; line-height: 0.88;
  color: var(--light);
  display: flex; flex-direction: column; align-items: center; gap: 0;
}
.hero-line1 {
  display: block;
  font-size: 0.48em; font-weight: 400;
  letter-spacing: 0.04em; opacity: 0.45;
}
.hero-line2 { display: block; }
.hero-lead {
  font-size: clamp(13px, 1.3vw, 15px);
  line-height: 1.8; max-width: 460px;
  color: rgba(240,237,229,0.4);
}
.hero-btns {
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
}
.hero-scroll-hint {
  position: absolute; bottom: 28px; left: 50%;
  transform: translateX(-50%);
  display: flex; align-items: center; gap: 12px;
  font-size: 9px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(240,237,229,0.18); z-index: 2; white-space: nowrap;
}
.hero-scroll-line {
  display: block; width: 30px; height: 1px;
  background: rgba(240,237,229,0.14);
}

/* ══════════════════════════════════════════════════════════
   ISO + KALKULATOR — DESIGN TOKENS
   ══════════════════════════════════════════════════════════ */
body.page-iso,
body.page-calc {
  --p:     #f0f3f8;
  --k:     #0d1a2e;
  --a:     #1a5cff;
  --s:     #4a6f8c;
  --mu:    rgba(13,26,46,.52);
  --su:    rgba(13,26,46,.1);
  --sans:  'Space Grotesk', system-ui, sans-serif;
  --serif: 'Newsreader', Georgia, serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;
  --pad-h: max(48px, calc((100vw - 1240px) / 2));
  --pad-v: clamp(72px, 9vw, 110px);
  background: var(--p);
  color: var(--k);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.page-iso .container,
body.page-calc .container { max-width: none; padding: 0 var(--pad-h); }

/* ── PAGE HERO ──────────────────────────────────────────── */
.page-iso .page-hero,
.page-calc .page-hero { background: var(--k); padding: 160px 0 100px; }
.page-calc .page-hero { position: relative; overflow: hidden; }
#bg-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 10;
  mix-blend-mode: screen;
}
.page-calc .page-hero .container { position: relative; z-index: 1; }

.page-hero-inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; }
.page-hero h1 { font-size: clamp(56px, 10vw, 148px); font-weight: 200; line-height: 0.92; letter-spacing: -0.05em; text-transform: uppercase; color: var(--p); margin: 0; }
.page-hero-meta { text-align: right; flex-shrink: 0; }
.page-iso .page-hero-meta p,
.page-calc .page-hero-meta p { font-size: 13px; color: rgba(240,243,248,.48); line-height: 1.7; }

/* ── ISO HERO — spójny z page-home (serif italic + thin sans) ── */
.page-iso .page-hero .hero-eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font: 500 11px/1 var(--mono); letter-spacing: .28em; text-transform: uppercase;
  color: rgba(224,231,240,.6); margin-bottom: 30px;
}
.page-iso .page-hero .hero-eyebrow-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--a); flex-shrink: 0; }
.page-iso .page-hero-h1 { text-transform: none; letter-spacing: 0; }
.page-iso .ph-serif { display: block; font: 400 italic clamp(48px,8.2vw,124px)/0.92 var(--serif); letter-spacing: -0.03em; color: var(--p); }
.page-iso .ph-sans  { display: block; font: 200 clamp(48px,8.2vw,124px)/0.92 var(--sans); letter-spacing: -0.05em; text-transform: uppercase; color: var(--p); margin-top: -0.04em; }
.page-iso .accent-kicker { font: 500 10px/1 var(--mono); letter-spacing: .22em; text-transform: uppercase; color: var(--a); margin-bottom: 18px; }

/* treści NIE pre-ukrywamy w CSS (bez JS strona musi być czytelna,
   bot widzi pełny render) — chowa ją dopiero gsap.set w JS */
.reveal-wrap  { overflow: hidden; }
.reveal-inner { display: block; }

/* ── ISO SECTIONS ───────────────────────────────────────── */
.iso-intro { background: var(--p); padding: var(--pad-v) 0; border-bottom: 1px solid var(--su); }
.iso-intro p { font-size: clamp(16px, 1.8vw, 21px); line-height: 1.72; color: var(--k); opacity: .65; max-width: 780px; }

.iso-body { background: var(--p); padding: 0; }
.iso-body > .container { padding-bottom: var(--pad-v); }
.iso-category { border-top: 1px solid var(--su); }
.iso-cat-header { display: grid; grid-template-columns: 80px 1fr; gap: 40px; align-items: start; padding: 48px 0 0; }
.iso-cat-num { font-family: var(--mono); font-size: 11px; font-weight: 500; color: var(--a); letter-spacing: 0.1em; padding-top: 6px; }
.iso-cat-title { font-size: clamp(24px, 3.2vw, 42px); font-weight: 700; color: var(--k); letter-spacing: -0.035em; line-height: 1.04; margin-bottom: 28px; }
.iso-cat-intro { font-size: 14px; line-height: 1.75; color: var(--mu); max-width: 560px; margin-bottom: 36px; }
.iso-items { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1px; background: var(--su); border: 1px solid var(--su); margin-bottom: 60px; }
.iso-item { background: var(--p); padding: 24px 28px; transition: background 0.2s; }
.iso-item:hover { background: rgba(13,26,46,.05); }
.iso-item-code { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--a); margin-bottom: 8px; }
.iso-item-name { font-size: 16px; font-weight: 500; color: var(--k); letter-spacing: -0.01em; line-height: 1.3; }

.iso-note { background: var(--p); padding: 64px 0; border-top: 1px solid var(--su); }
.iso-note p { font-size: 16px; color: var(--mu); line-height: 1.75; max-width: 680px; }
.iso-note a { color: var(--k); border-bottom: 1px solid var(--su); padding-bottom: 1px; transition: border-color 0.25s; }
.iso-note a:hover { border-color: var(--k); }

.iso-cta { background: var(--k); padding: var(--pad-v) 0; border-top: 1px solid rgba(240,243,248,.07); text-align: center; }
.iso-cta h2 { font-size: clamp(36px, 5.5vw, 72px); font-weight: 700; color: var(--p); letter-spacing: -0.035em; line-height: 1.0; margin-bottom: 32px; }
.iso-cta p { font-size: 15px; color: rgba(240,243,248,.45); margin: 0 auto 40px; max-width: 480px; line-height: 1.7; }
.iso-cta-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* dziekujemy.html — potwierdzenie wysyłki formularza */
.thanks-hero {
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  border-top: none;
}

.btn-light { font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; padding: 16px 28px; border-radius: 2px; background: var(--p, #f0f3f8); color: var(--k, #0d1a2e); border: 1px solid var(--p, #f0f3f8); transition: background 0.25s, color 0.25s; display: inline-block; }
.btn-light:hover { background: var(--a); border-color: var(--a); color: var(--p, #f0f3f8); }

.btn-ghost-dark { font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; padding: 16px 28px; border-radius: 2px; background: transparent; color: rgba(240,243,248,.55); border: 1px solid rgba(240,243,248,.15); transition: border-color 0.25s, color 0.25s; display: inline-block; }
.btn-ghost-dark:hover { border-color: var(--p, #f0f3f8); color: var(--p, #f0f3f8); }

/* ── KALKULATOR — HERO EXTRAS ───────────────────────────── */
.hero-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 2px; border: 1px solid rgba(240,243,248,.14); font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(240,243,248,.4); margin-bottom: 36px; }
.hero-tag-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--a); flex-shrink: 0; }

/* Sub-tekst i przyciski w hero */
.app-hero-sub { font-size: clamp(14px, 1.4vw, 16px); color: rgba(240,243,248,.48); line-height: 1.75; max-width: 520px; margin-top: 28px; margin-bottom: 0; }
.app-hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }

/* Statystyki w prawej kolumnie hero */
.app-hero-stats { display: flex; flex-direction: column; gap: 24px; flex-shrink: 0; text-align: right; }
.hero-stat-num { font-size: clamp(28px, 3.5vw, 46px); font-weight: 200; letter-spacing: -0.04em; color: var(--p); line-height: 1; }
.hero-stat-label { font: 500 10px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: rgba(240,243,248,.35); margin-top: 6px; }

/* ── FEATURES SECTION ───────────────────────────────────── */
.enb-features { background: var(--k); padding: var(--pad-v) 0; border-top: 1px solid rgba(240,243,248,.09); }
.enb-features-head { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 80px; align-items: end; margin-bottom: 64px; }
.enb-features-lead { display: flex; flex-direction: column; gap: 14px; }
.enb-features-h2 { font-size: clamp(36px, 5vw, 72px); font-weight: 200; letter-spacing: -0.05em; line-height: 0.96; color: var(--p); margin: 0; }
.enb-features-sub { font-size: 15px; color: rgba(240,243,248,.42); line-height: 1.78; align-self: end; max-width: 400px; }

.enb-feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(240,243,248,.08); border: 1px solid rgba(240,243,248,.08); border-radius: 4px; overflow: hidden; }
.enb-feat-card { padding: 36px 32px; background: var(--k); transition: background 0.22s; }
.enb-feat-card:hover { background: rgba(240,243,248,.028); }
.enb-feat-num { font: 500 10px/1 var(--mono); letter-spacing: .18em; color: var(--a); margin-bottom: 20px; }
.enb-feat-title { font-size: 17px; font-weight: 600; letter-spacing: -0.02em; color: var(--p); margin-bottom: 12px; }
.enb-feat-desc { font-size: 14px; color: rgba(240,243,248,.42); line-height: 1.72; margin: 0; }

.enb-feat-cta { display: flex; align-items: center; gap: 24px; margin-top: 40px; flex-wrap: wrap; }
.enb-feat-cta-note { font: 400 12px/1 var(--mono); letter-spacing: .1em; color: rgba(240,243,248,.28); }

/* ── DEMO STRIP ─────────────────────────────────────────── */
.demo-strip { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 11px 22px; background: rgba(26,92,255,.07); border: 1px solid rgba(26,92,255,.18); border-radius: 4px 4px 0 0; flex-wrap: wrap; }
.demo-strip-left { display: flex; align-items: center; gap: 12px; }
.demo-strip-badge { font: 700 9px/1 var(--mono); letter-spacing: .2em; padding: 5px 9px; background: var(--a); color: #fff; border-radius: 2px; }
.demo-strip-limits { font: 400 11px/1 var(--mono); letter-spacing: .1em; color: rgba(240,243,248,.42); }
.demo-strip-link { font: 500 12px/1 var(--mono); letter-spacing: .1em; color: var(--a); text-transform: uppercase; transition: opacity .2s; flex-shrink: 0; }
.demo-strip-link:hover { opacity: .7; }
.demo-strip + .app-window { border-top: none; border-radius: 0 0 6px 6px; }

/* ── UPGRADE TEASER (prawy panel) ──────────────────────── */
.calc-upgrade { margin-top: 28px; padding: 22px 24px; background: rgba(26,92,255,.06); border: 1px solid rgba(26,92,255,.14); border-radius: 4px; }
.calc-upgrade-title { font: 600 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--a); margin-bottom: 14px; }
.calc-upgrade-list { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-direction: column; gap: 7px; }
.calc-upgrade-list li { font-size: 13px; color: rgba(240,243,248,.48); padding-left: 16px; position: relative; }
.calc-upgrade-list li::before { content: '→'; position: absolute; left: 0; color: var(--a); font-size: 11px; top: 1px; }
.calc-upgrade-btn { display: inline-block; font: 500 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--a); border: 1px solid rgba(26,92,255,.3); border-radius: 2px; padding: 9px 16px; transition: background .2s, color .2s; }
.calc-upgrade-btn:hover { background: var(--a); color: #fff; }
.hero-line-wrap { overflow: hidden; display: block; }

/* ── KALKULATOR — INTRO ─────────────────────────────────── */
.intro { background: var(--p); padding: var(--pad-v) 0; }
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.intro-heading { font-size: clamp(28px, 3.5vw, 46px); font-weight: 300; letter-spacing: -0.04em; line-height: 1.05; margin-bottom: 36px; color: var(--k); }
.intro-heading em { font-style: italic; font-family: var(--serif); }
.intro-body { padding: 0; }
.intro-body p { font-size: 15px; line-height: 1.78; color: var(--mu); margin-bottom: 20px; }
.intro-body p:last-child { margin-bottom: 0; }
.intro-body strong { color: var(--k); font-weight: 600; }

/* ── KALKULATOR — DEMO BADGE & NOTICE ──────────────────── */

/* ── KALKULATOR — CALCULATOR ────────────────────────────── */
.calc-section { background: var(--k); padding: var(--pad-v) 0 calc(var(--pad-v) * 1.25); }
.calc-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-bottom: 72px; flex-wrap: wrap; }
.calc-header h2 { font-size: clamp(44px, 6.5vw, 96px); font-weight: 200; color: var(--p); letter-spacing: -0.05em; line-height: 0.92; }
.calc-header-sub { font-size: 13px; color: rgba(240,243,248,.4); line-height: 1.75; max-width: 260px; text-align: right; }
.calc-config { display: flex; gap: 20px; margin-bottom: 36px; flex-wrap: wrap; }
.config-field { display: flex; flex-direction: column; gap: 8px; }
.config-label { font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(240,243,248,.35); }
.config-input { background: transparent; border: 1px solid rgba(240,243,248,.1); border-radius: 2px; padding: 10px 16px; font-family: var(--sans); font-size: 14px; color: var(--p); outline: none; min-width: 180px; transition: border-color 0.25s; }
.config-input:focus { border-color: rgba(240,243,248,.28); }
.config-input::placeholder { color: rgba(240,243,248,.16); }
.calc-table-wrap { overflow-x: auto; border: 1px solid rgba(240,243,248,.09); border-radius: 2px; margin-bottom: 32px; background: rgba(8,14,28,.84); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.calc-table { width: 100%; border-collapse: collapse; }
.calc-table thead th { padding: 14px 16px; text-align: left; font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(240,243,248,.32); border-bottom: 1px solid rgba(240,243,248,.09); white-space: nowrap; }
.calc-table thead th.right { text-align: right; }
.calc-table tbody tr { transition: background 0.15s; }
.calc-table tbody tr:hover { background: rgba(240,243,248,.025); }
.calc-table tbody td { border-bottom: 1px solid rgba(240,243,248,.055); }
.calc-table tbody tr:last-child td { border-bottom: none; }
.row-num { padding: 0 16px; font-family: var(--mono); font-size: 11px; color: rgba(240,243,248,.18); font-weight: 500; white-space: nowrap; width: 48px; }
.t-input { width: 100%; background: transparent; border: none; padding: 13px 16px; font-family: var(--sans); font-size: 14px; color: var(--p); outline: none; text-align: right; }
.t-input.left { text-align: left; }
.t-input:focus { background: rgba(240,243,248,.035); }
.t-input::placeholder { color: rgba(240,243,248,.16); }
.btn-del-row { display: block; width: 100%; background: none; border: none; color: rgba(240,243,248,.18); cursor: pointer; font-size: 18px; line-height: 1; padding: 12px 14px; transition: color 0.2s; }
.btn-del-row:hover { color: #ef4444; }
.calc-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn-add-row { background: transparent; border: 1px solid rgba(240,243,248,.1); border-radius: 2px; padding: 11px 22px; font-family: var(--sans); font-size: 13px; color: rgba(240,243,248,.42); cursor: pointer; transition: border-color 0.25s, color 0.25s; }
.btn-add-row:hover { border-color: rgba(240,243,248,.28); color: var(--p); }
.btn-calc { background: var(--a); border: none; border-radius: 2px; padding: 14px 40px; font-family: var(--sans); font-size: 13px; font-weight: 600; color: #fff; cursor: pointer; letter-spacing: 0.04em; transition: opacity 0.25s, transform 0.2s; }
.btn-calc:hover { opacity: 0.84; transform: translateY(-1px); }
.btn-calc:active { transform: translateY(0); }
.btn-clear { background: transparent; border: none; font-family: var(--sans); font-size: 13px; color: rgba(240,243,248,.2); cursor: pointer; padding: 10px 0; transition: color 0.25s; margin-left: auto; }
.btn-clear:hover { color: rgba(240,243,248,.42); }
.calc-results { margin-top: 80px; display: none; }
.calc-results.visible { display: block; }
.results-sep { height: 1px; background: rgba(240,243,248,.08); margin-bottom: 56px; }
.results-eyebrow { font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(240,243,248,.32); margin-bottom: 16px; }
.results-verdict { font-size: clamp(20px, 2.5vw, 32px); font-weight: 600; letter-spacing: -0.03em; margin-bottom: 8px; }
.results-equation { font-family: var(--mono); font-size: clamp(18px, 2.5vw, 36px); font-weight: 400; color: var(--p); letter-spacing: -0.01em; margin: 32px 0 48px; border-top: 1px solid rgba(240,243,248,.08); padding-top: 32px; }
.results-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; background: transparent; border: none; margin-bottom: 56px; }
.result-card { padding: 28px 24px; opacity: 0; transform: translateY(20px); background: rgba(8,14,28,.84); border: 1px solid rgba(240,243,248,.09); border-radius: 2px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.rc-label { font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(240,243,248,.32); margin-bottom: 14px; }
.rc-value { font-size: 34px; font-weight: 300; letter-spacing: -0.04em; margin-bottom: 10px; line-height: 1; color: var(--p); }
.rc-status { font-family: var(--mono); font-size: 10px; font-weight: 500; padding: 4px 10px; border-radius: 2px; display: inline-block; line-height: 1.4; }
.s-ok   { background: rgba(34,197,94,.12);  color: #22c55e; }
.s-warn { background: rgba(245,158,11,.12); color: #f59e0b; }
.s-fail { background: rgba(239,68,68,.12);  color: #ef4444; }
.s-info { background: rgba(240,243,248,.06); color: rgba(240,243,248,.38); }
.chart-wrap { background: rgba(8,14,28,.84); border: 1px solid rgba(240,243,248,.09); border-radius: 2px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); padding: 32px 32px 24px; }
.chart-title { font-family: var(--mono); font-size: 9px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(240,243,248,.32); margin-bottom: 28px; }
#enb-chart { width: 100%; }
.chart-footnote { font-size: 12px; color: rgba(240,243,248,.18); text-align: center; margin-top: 16px; }

/* ── KALKULATOR — INTERPRETATION & CTA ──────────────────── */
.interp { background: var(--p); padding: var(--pad-v) 0; }
.interp h2 { font-size: clamp(32px, 4.5vw, 60px); font-weight: 200; letter-spacing: -0.05em; line-height: 0.96; margin-bottom: 60px; color: var(--k); }
.interp-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.interp-item { padding: 40px 32px; background: rgba(255,255,255,0.55); border: 1px solid var(--su); border-radius: 2px; }
.interp-metric { font-size: clamp(24px, 2.8vw, 40px); font-weight: 600; letter-spacing: -0.02em; margin-bottom: 10px; }
.interp-metric.green  { color: #22c55e; }
.interp-metric.yellow { color: #f59e0b; }
.interp-metric.blue   { color: var(--a); }
.interp-name { font-size: 13px; font-weight: 600; margin-bottom: 14px; letter-spacing: -0.01em; color: var(--k); }
.interp-desc { font-size: 14px; line-height: 1.72; color: var(--mu); }

.enb-cta { background: var(--k); padding: var(--pad-v) 0; }
.enb-cta-inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 48px; flex-wrap: wrap; }
.enb-cta h2 { font-size: clamp(44px, 7vw, 104px); font-weight: 200; color: var(--p); letter-spacing: -0.05em; line-height: 0.92; }
.enb-cta-right { display: flex; flex-direction: column; align-items: flex-end; gap: 28px; }
.enb-cta-sub { font-size: 14px; color: rgba(240,243,248,.42); line-height: 1.72; max-width: 300px; text-align: right; }
.cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }

.page-calc .btn-primary { display: inline-flex; align-items: center; gap: 10px; padding: 16px 28px; background: var(--p); color: var(--k); border-radius: 2px; border: 1px solid var(--p); font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; transition: background 0.25s, color 0.25s; }
.page-calc .btn-primary:hover { background: transparent; color: var(--p); }
.page-calc .btn-ghost { display: inline-flex; align-items: center; gap: 10px; padding: 16px 28px; border: 1px solid rgba(240,243,248,.16); color: rgba(240,243,248,.55); border-radius: 2px; font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; transition: border-color 0.25s, color 0.25s; }
.page-calc .btn-ghost:hover { border-color: rgba(240,243,248,.42); color: var(--p); }

.disclaimer { background: var(--k); padding: 56px 0; border-top: 1px solid rgba(240,243,248,.09); }
.disclaimer p { font-size: 13px; color: rgba(240,243,248,.5); line-height: 1.75; max-width: 760px; }
.disclaimer strong { color: rgba(240,243,248,.78); }

/* ── WORKSPACE — karta robocza (dashboard) ──────────────── */
.calc-workspace { border: 1px solid rgba(240,243,248,.1); border-radius: 3px; background: rgba(8,14,28,.5); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); overflow: hidden; }
.workspace-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 24px; border-bottom: 1px solid rgba(240,243,248,.09); background: rgba(8,14,28,.55); flex-wrap: wrap; }
.workspace-title { display: flex; align-items: center; gap: 10px; font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: rgba(240,243,248,.6); }
.workspace-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--a); animation: wsPulse 2.4s ease-out infinite; }
@keyframes wsPulse { 0% { box-shadow: 0 0 0 0 rgba(26,92,255,.45); } 70% { box-shadow: 0 0 0 7px rgba(26,92,255,0); } 100% { box-shadow: 0 0 0 0 rgba(26,92,255,0); } }
.workspace-meta { display: flex; align-items: center; gap: 10px; }
.workspace-badge { font: 500 9px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: rgba(240,243,248,.5); border: 1px solid rgba(240,243,248,.16); border-radius: 2px; padding: 6px 10px; }
.workspace-status { font: 500 10px/1 var(--mono); letter-spacing: .08em; padding: 6px 12px; border-radius: 2px; border: 1px solid transparent; white-space: nowrap; transition: color .25s, border-color .25s, background .25s; }
.workspace-status.s-idle { color: rgba(240,243,248,.4); border-color: rgba(240,243,248,.14); }
.workspace-status.s-pass { color: #22c55e; border-color: rgba(34,197,94,.4); background: rgba(34,197,94,.08); }
.workspace-status.s-corr { color: #f59e0b; border-color: rgba(245,158,11,.4); background: rgba(245,158,11,.08); }
.workspace-body { padding: 32px 24px 28px; }
.workspace-body .calc-config { margin-bottom: 28px; }
.workspace-body .calc-table-wrap { background: rgba(8,14,28,.5); }

/* ── FAQ ────────────────────────────────────────────────── */
.faq { background: var(--p); padding: var(--pad-v) 0; border-top: 1px solid var(--su); }
.faq-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; margin-bottom: 52px; flex-wrap: wrap; }
.faq-head h2 { font-size: clamp(32px, 4.5vw, 60px); font-weight: 200; letter-spacing: -0.05em; line-height: 0.96; color: var(--k); }
.faq-sub { font-size: 13px; color: var(--mu); line-height: 1.7; max-width: 280px; text-align: right; }
.faq-list { border-top: 1px solid var(--su); }
.faq-row { border-bottom: 1px solid var(--su); }
.faq-q { width: 100%; display: flex; align-items: center; gap: 20px; padding: 26px 4px; background: transparent; border: none; cursor: pointer; text-align: left; font-family: var(--sans); color: var(--k); transition: padding-left .3s ease; }
.faq-q:hover { padding-left: 12px; }
.faq-q-num { font: 500 11px/1 var(--mono); letter-spacing: .1em; color: var(--a); flex-shrink: 0; }
.faq-q-text { flex: 1; font-size: clamp(15px, 1.7vw, 19px); font-weight: 500; letter-spacing: -0.01em; }
.faq-q-toggle { flex-shrink: 0; font-size: 24px; font-weight: 200; color: var(--a); line-height: 1; transition: transform .35s cubic-bezier(.4,0,.2,1); }
.faq-row.open .faq-q-toggle { transform: rotate(45deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s cubic-bezier(.4,0,.2,1); }
.faq-row.open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; }
.faq-a-inner p { font-size: 15px; line-height: 1.78; color: var(--mu); max-width: 760px; padding: 0 0 28px 42px; margin: 0; }

/* ══════════════════════════════════════════════════════════
   KALKULATOR — INTERFEJS APLIKACJI (SaaS)
   ══════════════════════════════════════════════════════════ */

/* ── App hero (product hero) ─────────────────────────────── */
.app-hero { background: var(--k); position: relative; overflow: hidden; padding: 140px 0 80px; }
.app-hero .container { position: relative; z-index: 1; }
.app-hero-row { display: flex; justify-content: space-between; align-items: center; gap: 60px; }
.app-hero-lead { min-width: 0; flex: 1; }
.app-hero .hero-tag { margin-bottom: 28px; }
.app-hero-h1 { font-size: clamp(44px, 6.5vw, 88px); font-weight: 200; line-height: 0.96; letter-spacing: -0.05em; color: var(--p); margin: 0; }
.app-hero-h1 .hero-line { display: block; }
.app-hero-h1 .hero-line:last-child { font-family: var(--serif); font-style: italic; font-weight: 300; letter-spacing: -0.03em; }

/* ── App window (okno narzędzia) ─────────────────────────── */
.app { background: var(--k); padding: var(--pad-v) 0; }

/* ── DEMO — MOTYW JASNY (matches full React app) ────────── */
body.page-calc .app { background: var(--p); }
body.page-calc .demo-strip { background: rgba(26,92,255,.05); border-color: rgba(26,92,255,.14); }
body.page-calc .demo-strip-limits { color: rgba(13,26,46,.45); }
body.page-calc .demo-strip-link { color: var(--a); }
body.page-calc .app-window { background: #fff; border-color: rgba(13,26,46,.1); }
body.page-calc .app-bar { background: linear-gradient(180deg, rgba(26,92,255,.04), transparent); border-color: rgba(13,26,46,.08); }
body.page-calc .app-bar-mark { color: #0d1a2e; border-color: rgba(13,26,46,.15); }
body.page-calc .app-bar-name { color: #0d1a2e; }
body.page-calc .app-bar-sub { color: rgba(13,26,46,.42); }
body.page-calc .workspace-badge { color: var(--a); background: rgba(26,92,255,.07); border-color: rgba(26,92,255,.18); }
body.page-calc .workspace-status.s-idle { color: rgba(13,26,46,.42); border-color: rgba(13,26,46,.14); }
body.page-calc .workspace-status.s-pass { color: #16a34a; border-color: rgba(22,163,74,.32); background: rgba(22,163,74,.07); }
body.page-calc .workspace-status.s-corr { color: #b45309; border-color: rgba(180,83,9,.32); background: rgba(180,83,9,.07); }
body.page-calc .app-pane--work { border-color: rgba(13,26,46,.08); }
body.page-calc .app-pane--out { background: rgba(13,26,46,.018); }
body.page-calc .pane-hd { color: rgba(13,26,46,.42); }
body.page-calc .pane-hd-ix { color: var(--a); }
body.page-calc .config-label { color: rgba(13,26,46,.38); }
body.page-calc .config-input { background: #fff; border-color: rgba(13,26,46,.12); color: #0d1a2e; }
body.page-calc .config-input:focus { border-color: rgba(13,26,46,.28); }
body.page-calc .config-input::placeholder { color: rgba(13,26,46,.2); }
body.page-calc .calc-table-wrap { background: #fff; border-color: rgba(13,26,46,.09); }
body.page-calc .calc-table thead th { color: rgba(13,26,46,.38); border-color: rgba(13,26,46,.08); }
body.page-calc .calc-table tbody tr:hover { background: rgba(13,26,46,.025); }
body.page-calc .calc-table tbody td { border-color: rgba(13,26,46,.06); }
body.page-calc .row-num { color: rgba(13,26,46,.25); }
body.page-calc .t-input { color: #0d1a2e; }
body.page-calc .btn-del-row { color: rgba(13,26,46,.22); }
body.page-calc .btn-del-row:hover { color: #ef4444; }
body.page-calc .btn-add-row { border-color: rgba(13,26,46,.12); color: rgba(13,26,46,.48); }
body.page-calc .btn-add-row:hover { border-color: rgba(13,26,46,.3); color: #0d1a2e; }
body.page-calc .btn-clear { color: rgba(13,26,46,.28); }
body.page-calc .btn-clear:hover { color: rgba(13,26,46,.52); }
body.page-calc .calc-empty p { color: rgba(13,26,46,.42); }
body.page-calc .calc-empty strong { color: var(--a); }
body.page-calc .results-verdict { font-size: clamp(13px, 1.5vw, 17px); }
body.page-calc .results-equation { color: #0d1a2e; border-color: rgba(13,26,46,.08); }
body.page-calc .result-card { background: #fff; border-color: rgba(13,26,46,.1); }
body.page-calc .rc-label { color: rgba(13,26,46,.38); }
body.page-calc .rc-value { color: #0d1a2e; }
body.page-calc .chart-wrap { background: #fff; border-color: rgba(13,26,46,.09); }
body.page-calc .chart-title { color: rgba(13,26,46,.38); }
body.page-calc .chart-footnote { color: rgba(13,26,46,.38); }
body.page-calc .calc-upgrade { background: rgba(26,92,255,.05); border-color: rgba(26,92,255,.12); }
body.page-calc .calc-upgrade-title { color: var(--a); }
body.page-calc .calc-upgrade-list li { color: rgba(13,26,46,.52); }
.app .container { position: relative; z-index: 1; }
.app-window {
  border: 1px solid rgba(240,243,248,.12);
  border-radius: 6px;
  background: rgba(7,13,26,.72);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 30px 80px -42px rgba(0,0,0,.75);
  overflow: hidden;
}

/* App toolbar */
.app-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px 22px; border-bottom: 1px solid rgba(240,243,248,.09); background: linear-gradient(180deg, rgba(26,92,255,.07), rgba(7,13,26,0)); flex-wrap: wrap; }
.app-bar-id { display: flex; align-items: center; gap: 14px; }
.app-bar-mark { font: 700 12px/1 var(--mono); letter-spacing: .14em; color: var(--p); border: 1px solid rgba(240,243,248,.2); border-radius: 4px; padding: 9px 10px; }
.app-bar-titles { display: grid; gap: 4px; }
.app-bar-name { display: flex; align-items: center; gap: 9px; font: 600 14px/1 var(--sans); letter-spacing: -.01em; color: var(--p); }
.app-bar-dot { width: 6px; height: 6px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 8px rgba(34,197,94,.7); }
.app-bar-sub { font: 400 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: rgba(240,243,248,.38); }
.app-bar-meta { display: flex; align-items: center; gap: 10px; }

/* Split: dane robocze | wyniki */
.app-split { display: grid; grid-template-columns: 1.05fr 0.95fr; }
.app-pane { padding: 28px 26px 32px; min-width: 0; }
.app-pane--work { border-right: 1px solid rgba(240,243,248,.08); }
.app-pane--out { background: rgba(255,255,255,.014); }
.pane-hd { display: flex; align-items: center; gap: 12px; font: 500 10px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; color: rgba(240,243,248,.42); margin-bottom: 26px; }
.pane-hd-ix { color: var(--a); }

/* Config pionowo, kompaktowo */
.app-pane--work .calc-config { flex-direction: column; gap: 14px; margin-bottom: 22px; }
.app-pane--work .config-field { width: 100%; }
.app-pane--work .config-input { min-width: 0; width: 100%; }
.app-pane--work .calc-table-wrap { margin-bottom: 22px; }

/* Empty state (przed obliczeniem) */
.calc-empty { padding: 12px 0 4px; }
.calc-empty p { font-size: 14px; line-height: 1.72; color: rgba(240,243,248,.42); max-width: 420px; margin: 0; }
.calc-empty strong { color: var(--a); font-weight: 600; }

/* Wyniki w prawym panelu — gęstszy układ */
.app-pane--out .calc-results { margin-top: 0; }
.app-pane--out .results-verdict { font-size: clamp(16px, 1.9vw, 22px); }
.app-pane--out .results-equation { font-size: clamp(15px, 1.6vw, 22px); margin: 16px 0 26px; padding-top: 22px; }
.app-pane--out .results-grid { grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 24px; }
.app-pane--out .result-card { padding: 18px 18px; }
.app-pane--out .rc-value { font-size: 26px; }
.app-pane--out .chart-wrap { padding: 22px 20px 16px; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .results-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}

@media (max-width: 980px) {
  .app-split { grid-template-columns: 1fr; }
  .app-pane--work { border-right: none; border-bottom: 1px solid rgba(240,243,248,.08); }
  .enb-feat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .app-hero-row { flex-direction: column; align-items: flex-start; gap: 36px; }
  .page-hero-inner { flex-direction: column; align-items: flex-start; }
  .page-hero-meta  { text-align: left; }
  .iso-cat-header  { grid-template-columns: 1fr; gap: 8px; }
  .iso-cat-num     { padding-top: 0; }
  .iso-note        { padding: 40px 0; }
}

@media (max-width: 768px) {
  .enb-features-head { grid-template-columns: 1fr; gap: 24px; }
  .enb-feat-grid { grid-template-columns: 1fr; }
  .app-hero-stats { flex-direction: row; text-align: left; gap: 32px; }
  .enb-feat-cta { flex-direction: column; align-items: flex-start; }
  .demo-strip { flex-direction: column; align-items: flex-start; gap: 10px; }
  .intro-grid  { grid-template-columns: 1fr; gap: 48px; }
  .interp-grid { grid-template-columns: 1fr; }
  .calc-header { flex-direction: column; align-items: flex-start; }
  .calc-header-sub { text-align: left; max-width: 100%; }
  .faq-head { flex-direction: column; align-items: flex-start; }
  .faq-sub  { text-align: left; max-width: 100%; }
  .app-hero-row { flex-direction: column; align-items: flex-start; gap: 18px; }
  .app-hero { padding: 100px 0 32px; }
  .app-hero .page-hero-meta { text-align: left; }
  .app-pane { padding: 24px 18px 26px; }
  .enb-cta-inner { flex-direction: column; align-items: flex-start; }
  .enb-cta-right { align-items: flex-start; }
  .enb-cta-sub   { text-align: left; }
  .results-grid  { grid-template-columns: 1fr 1fr; }
  body.page-iso .footer-top,
  body.page-calc .footer-top { grid-template-columns: 1fr; gap: 32px; }
  body.page-iso .footer-bottom,
  body.page-calc .footer-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }
}

@media (max-width: 600px) {
  #cd, #cr { display: none; }
  body.page-home { cursor: auto; }
}

@media (max-width: 520px) {
  .results-grid { grid-template-columns: 1fr; }
  .calc-config  { flex-direction: column; }
  .config-input { min-width: 100%; }
  .chart-wrap   { padding: 20px 16px 16px; }
  .workspace-body { padding: 24px 16px 22px; }
  .faq-q { gap: 14px; }
  .faq-a-inner p { padding-left: 0; }
  .app-pane--out .results-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  #grain { animation: none; }
  #hero::before { transition: none; }
  /* loader pomijany całkowicie — treść widoczna od razu */
  #loader { display: none !important; animation: none; }
  /* custom cursor podąża za myszą = ruch; wracamy do natywnego */
  #cd, #cr { display: none; }
  body.page-home { cursor: auto; }
  /* marquee staje się zawijaną, w pełni czytelną listą */
  body.page-home .mq-row { white-space: normal; }
  body.page-home .mq-track { flex-wrap: wrap; }
  body.page-home .offer-name { transition: none; }
  body.page-home .offer-hd:hover .offer-name { transform: none; }
  .workspace-dot { animation: none; }
  .faq-a { transition: none; }
  .faq-q-toggle { transition: none; }
}

/* ══════════════════════════════════════════════════════════
   PAGE-HOME v2 — TRD Redesign (Archivo + Instrument Serif + JetBrains Mono)
   ══════════════════════════════════════════════════════════ */

/* ── Design tokens ──────────────────────────────────────── */
body.page-home {
  --p: #f0f3f8;       /* paper – cool off-white */
  --k: #0d1a2e;       /* ink – deep navy */
  --a: #1a5cff;       /* accent – electric blue */
  --s: #4a6f8c;       /* secondary – slate */
  --mu: rgba(13,26,46,.52);
  --su: rgba(13,26,46,.1);
  --sans:  'Space Grotesk', system-ui, sans-serif;
  --serif: 'Newsreader', Georgia, serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;
  --pad-h: max(48px, calc((100vw - 1240px) / 2));
  --pad-v: clamp(72px, 9vw, 110px);
  --max-w: 1280px;
  background: var(--p);
  color: var(--k);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

/* ── NAV — flying box ────────────────────────────────────── */
body.page-home #nav {
  position: fixed;
  left: 0; right: 0; margin: 0 auto;
  top: 28px;
  width: 86vw;
  height: 62px;
  z-index: 500;
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: rgba(13,26,46,.14);
  backdrop-filter: blur(18px) saturate(1.5);
  -webkit-backdrop-filter: blur(18px) saturate(1.5);
  border: 1px solid rgba(224,231,240,.22);
  border-radius: 6px;
  transition: background .4s, border-color .4s, box-shadow .4s;
}
/* glass tint flips to light when past hero — text becomes dark */
body.page-home #nav.nav--scrolled {
  background: rgba(240,243,248,.7);
  border-color: rgba(13,26,46,.08);
}
body.page-home #nav.nav--scrolled .nav-link       { color: rgba(13,26,46,.48); }
body.page-home #nav.nav--scrolled .nav-link:hover { color: var(--k); }
body.page-home #nav.nav--scrolled .nav-logo       { filter: none; }
body.page-home #nav.nav--scrolled .nav-burger span { background: var(--k); }

body.page-home .nav-brand {
  display: flex; align-items: center;
  text-decoration: none; flex-shrink: 0;
}
body.page-home .nav-logo {
  height: 34px; width: auto; display: block;
  filter: brightness(0) invert(1);
  transition: filter .4s;
}
body.page-home .nav-links {
  display: flex; align-items: center; gap: 28px;
}
body.page-home .nav-link {
  text-decoration: none;
  font: 500 10px/1 var(--mono);
  letter-spacing: .16em; text-transform: uppercase;
  color: rgba(224,231,240,.55);
  transition: color .25s;
}
body.page-home .nav-link:hover { color: rgba(224,231,240,.95); }
body.page-home .nav-link-bar { display: none; }

/* burger */
body.page-home .nav-burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 6px; cursor: pointer;
  flex-shrink: 0;
}
body.page-home .nav-burger span {
  display: block; width: 22px; height: 1px;
  background: rgba(224,231,240,.85);
  transition: transform .32s cubic-bezier(.16,1,.3,1), opacity .32s, background .4s;
  transform-origin: center;
}
body.page-home .nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.page-home .nav-burger.open span:nth-child(2) { opacity: 0; }
body.page-home .nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* mobile nav */
body.page-home .nav-mobile {
  position: fixed; top: 62px; left: 0; right: 0; bottom: 0;
  background: var(--k); z-index: 499;
  display: flex; flex-direction: column; justify-content: center;
  padding: 48px 32px;
  transform: translateY(-100%); opacity: 0;
  transition: transform .5s cubic-bezier(.77,0,.175,1), opacity .4s;
  pointer-events: none;
}
body.page-home .nav-mobile.open {
  transform: translateY(0); opacity: 1; pointer-events: all;
}
body.page-home .nav-mobile a {
  display: block;
  font: 700 clamp(36px,8vw,72px)/1.1 var(--sans);
  color: var(--p);
  padding: 18px 0;
  border-bottom: 1px solid rgba(224,231,240,.12);
  letter-spacing: -0.02em;
  transition: opacity .2s;
}
body.page-home .nav-mobile a:hover { opacity: 0.4; }

/* ── HERO ─────────────────────────────────────────────────── */
body.page-home #hero {
  position: sticky;
  top: 0;
  height: 100svh; min-height: 640px;
  z-index: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 60px var(--pad-h) 40px;
  overflow: hidden;
  background: var(--k);
}
body.page-home #o-nas,
body.page-home #oferta,
body.page-home #enb,
body.page-home #zaufali,
body.page-home #kontakt,
body.page-home #footer {
  position: relative;
  z-index: 2;
}
body.page-home .hero-center {
  position: relative; z-index: 4;
  max-width: 1100px; width: 100%;
}
body.page-home .hero-eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font: 500 11px/1 var(--mono);
  letter-spacing: .28em; text-transform: uppercase;
  color: rgba(224,231,240,.65);
  margin-bottom: 32px;
}
body.page-home .hero-eyebrow-line { display: none; }
body.page-home .hero-h1 {
  margin: 0; line-height: .92;
  text-shadow: 0 2px 24px rgba(13,26,46,.4);
}
body.page-home .hero-line1 {
  display: block;
  font: 400 italic clamp(64px,11vw,184px)/0.92 var(--serif);
  letter-spacing: -0.03em; color: var(--p);
}
body.page-home .hero-line2 {
  display: block;
  font: 200 clamp(64px,11vw,184px)/0.92 var(--sans);
  letter-spacing: -0.05em; text-transform: uppercase;
  color: var(--p);
  margin-top: -0.04em;
}
body.page-home .hero-lead {
  margin: 36px auto 0;
  font: 400 18px/1.55 var(--sans);
  color: var(--p); max-width: 620px; opacity: .88;
  text-shadow: 0 1px 12px rgba(13,26,46,.4);
}
body.page-home .hero-btns {
  margin-top: 36px;
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}
body.page-home .hero-scroll-hint {
  position: absolute; bottom: 22px; left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex; align-items: center; gap: 10px;
  font: 500 10px/1 var(--mono);
  letter-spacing: .28em; text-transform: uppercase;
  color: rgba(224,231,240,.55);
}
body.page-home .hero-scroll-line {
  width: 1px; height: 26px;
  background: rgba(224,231,240,.4); flex-shrink: 0;
}

/* ── BUTTONS (page-home) ─────────────────────────────────── */
body.page-home .btn-primary {
  background: var(--p); color: var(--k);
  border: 1px solid var(--p); border-radius: 2px;
  padding: 16px 26px;
  font: 500 12px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
  text-decoration: none; display: inline-flex;
  align-items: center; gap: 8px; white-space: nowrap;
  transition: background .2s, color .2s;
}
body.page-home .btn-primary:hover {
  background: var(--a); border-color: var(--a); color: var(--p);
}
body.page-home .btn-ghost {
  background: transparent; color: var(--p);
  border: 1px solid rgba(224,231,240,.5); border-radius: 2px;
  padding: 16px 26px;
  font: 500 12px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
  text-decoration: none; display: inline-block; white-space: nowrap;
  transition: border-color .2s;
}
body.page-home .btn-ghost:hover { border-color: var(--p); }
body.page-home #kontakt .btn-primary {
  background: var(--p); color: var(--k); border-color: var(--p);
}
body.page-home #kontakt .btn-primary:hover {
  background: var(--a); border-color: var(--a); color: var(--p);
}
body.page-home .btn-arr { display: inline-block; transform: rotate(-45deg); }

/* ── SECTIONS (shared) ──────────────────────────────────── */
body.page-home section {
  border-top: 1px solid var(--k);
  padding: var(--pad-v) var(--pad-h);
}
body.page-home #hero { border-top: none; padding: 60px var(--pad-h) 40px; }

body.page-home .sec-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
}
body.page-home .accent-kicker {
  font: 500 10px/1 var(--mono);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--a); margin-bottom: 18px;
}

/* ── O NAS ───────────────────────────────────────────────── */
body.page-home #o-nas { background: var(--p); padding: var(--pad-v) var(--pad-h); }

body.page-home .about-h2 {
  grid-column: 1 / span 7; min-width: 0;
  margin: 0;
  font: 700 clamp(44px,6vw,80px)/1.02 var(--sans);
  letter-spacing: -0.035em;
}
body.page-home .about-byline {
  grid-column: 9 / span 4;
  align-self: end; padding-bottom: 16px;
}
body.page-home .about-byline-text {
  font: 400 14px/1.5 var(--sans);
  color: var(--mu);
}
body.page-home .about-body-cols {
  grid-column: 1 / span 7;
  margin-top: 32px;
  column-count: 2; column-gap: 40px;
  font: 400 15px/1.7 var(--sans);
}
body.page-home .about-body-cols p { margin-bottom: 16px; break-inside: avoid; }
body.page-home .drop-cap {
  float: left;
  font: 800 64px/.86 var(--sans);
  margin: 4px 10px 0 0; color: var(--k);
}
body.page-home .about-pillars {
  grid-column: 9 / span 4;
  margin-top: 24px;
  display: grid; gap: 28px;
  border-top: 1px solid var(--k);
  padding-top: 28px;
  list-style: none; padding-left: 0;
}
body.page-home .pillar { display: grid; gap: 8px; }
body.page-home .pillar-num {
  font: 500 10px/1 var(--mono);
  letter-spacing: .22em; color: var(--a);
}
body.page-home .pillar-title {
  margin: 0;
  font: 500 20px/1.2 var(--sans);
  letter-spacing: -0.01em;
}
body.page-home .pillar-desc {
  margin: 0;
  font: 400 13px/1.55 var(--sans);
  color: var(--mu);
}

/* ── OFERTA ──────────────────────────────────────────────── */
body.page-home #oferta { background: var(--p); padding: var(--pad-v) var(--pad-h); }

body.page-home .offer-header-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px; margin-bottom: 0;
}
body.page-home .offer-h2 {
  grid-column: 1 / span 8; min-width: 0; margin: 0;
  font: 700 clamp(40px,6vw,80px)/.98 var(--sans);
  letter-spacing: -0.035em;
}
body.page-home .offer-list {
  list-style: none; padding: 0; margin: 72px 0 0;
  border-top: 1px solid var(--k);
}
body.page-home .offer-row { border-bottom: 1px solid var(--k); }
body.page-home .offer-hd {
  all: unset; cursor: pointer; width: 100%;
  padding: 36px 0;
  display: grid;
  grid-template-columns: 80px 1fr 200px 40px;
  gap: 32px; align-items: baseline;
  box-sizing: border-box;
}
body.page-home .offer-num {
  font: 500 12px/1 var(--mono);
  letter-spacing: .18em; opacity: .55;
}
body.page-home .offer-name {
  margin: 0;
  font: 600 clamp(28px,4vw,48px)/1.05 var(--sans);
  letter-spacing: -0.025em; min-width: 0;
}
body.page-home .offer-name-i { font-style: normal; }
body.page-home .offer-kicker {
  font: 500 11px/1 var(--mono);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--a);
}
body.page-home .offer-toggle {
  justify-self: end;
  font: 300 28px/1 var(--sans);
  transition: transform 320ms cubic-bezier(.16,1,.3,1);
}
body.page-home .offer-bd {
  height: 0;
  overflow: hidden;
}
body.page-home .offer-bd-inner { padding: 0 0 40px 112px; }
body.page-home .offer-desc {
  margin: 0;
  font: 400 16px/1.55 var(--sans); color: var(--k);
  max-width: 560px;
  margin-bottom: 24px;
}
body.page-home .offer-bullets {
  list-style: none; padding: 0; margin: 0 0 24px;
  display: grid; gap: 8px;
}
body.page-home .offer-bullets li {
  display: grid; grid-template-columns: 28px 1fr; gap: 8px;
  font: 400 13px/1.5 var(--sans); color: var(--mu);
}
body.page-home .offer-bi {
  font: 500 12px/1.5 var(--mono);
  color: var(--a);
}
body.page-home .offer-cta {
  font: 500 11px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--k); text-decoration: none;
  border-bottom: 1px solid var(--k); padding-bottom: 6px;
  display: inline-block;
  transition: color .2s, border-color .2s;
}
body.page-home .offer-cta:hover { color: var(--a); border-color: var(--a); }

/* ── ENB MANAGER ─────────────────────────────────────────── */
body.page-home #enb { background: #e9eef7; }

body.page-home .enb-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 48px; align-items: start;
}
body.page-home .enb-h2 {
  margin: 0;
  font: 700 clamp(36px,5vw,64px)/.98 var(--sans);
  letter-spacing: -0.035em; color: var(--k);
}
body.page-home .enb-sub {
  margin: 28px 0 0;
  font: 400 17px/1.55 var(--sans); color: var(--k);
}
body.page-home .enb-body {
  margin: 20px 0 0;
  font: 400 14px/1.6 var(--sans); color: var(--mu);
}
body.page-home .enb-btns {
  margin-top: 36px;
  display: flex; gap: 16px; align-items: center; flex-wrap: wrap;
}
/* Dashboard */
body.page-home .enb-dash {
  border: 1px solid var(--k);
  background: var(--p);
  overflow: hidden;
}
body.page-home .enb-dash-hd {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--k);
  background: var(--k); color: var(--p);
}
body.page-home .enb-dash-title {
  display: flex; align-items: center; gap: 12px;
  font: 500 11px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
}
body.page-home .enb-dash-dot {
  width: 7px; height: 7px;
  background: var(--a); border-radius: 999px;
}
body.page-home .enb-dash-iso {
  font: 500 10px/1 var(--mono);
  letter-spacing: .18em; opacity: .6;
}
body.page-home .enb-dash-formula {
  padding: 22px 24px;
  border-bottom: 1px solid var(--su);
}
body.page-home .enb-formula-label {
  font: 500 10px/1 var(--mono);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--mu); margin-bottom: 10px;
}
body.page-home .enb-formula-eq {
  font: 500 20px/1.2 var(--mono);
  color: var(--k);
}
body.page-home .enb-kpis {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--su);
}
body.page-home .enb-kpi {
  padding: 20px 16px;
  border-right: 1px solid var(--su);
  display: grid; gap: 6px;
}
body.page-home .enb-kpi:last-child { border-right: none; }
body.page-home .enb-kpi-k {
  font: 500 10px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--mu);
}
body.page-home .enb-kpi-v {
  font: 400 italic 26px/1 var(--serif);
  color: var(--k); letter-spacing: -0.01em;
}
body.page-home .enb-kpi-t {
  font: 400 11px/1.3 var(--sans); color: var(--mu);
}
body.page-home .enb-chart-wrap { padding: 22px 24px 26px; }
body.page-home .enb-chart-hd {
  display: flex; align-items: baseline;
  justify-content: space-between; margin-bottom: 14px;
}
body.page-home .enb-chart-label {
  font: 500 10px/1 var(--mono);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--mu);
}
body.page-home .enb-chart-r2 {
  font: 400 11px/1 var(--mono);
  color: var(--a); letter-spacing: .1em;
}
body.page-home .enb-chart-svg {
  width: 100%; height: auto; display: block;
  color: var(--k);
}
body.page-home .enb-chart-foot {
  margin-top: 12px;
  font: 400 italic 13px/1.45 var(--serif);
  color: var(--mu);
}

/* ── ZAUFALI NAM ─────────────────────────────────────────── */
body.page-home #zaufali { background: var(--p); }

body.page-home .clients-header-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px; margin-bottom: 0;
}
body.page-home .clients-h2 {
  grid-column: 1 / span 7; min-width: 0; margin: 0;
  font: 700 clamp(40px,6vw,80px)/.98 var(--sans);
  letter-spacing: -0.035em;
}
body.page-home .clients-sub {
  grid-column: 9 / span 4; align-self: end;
  margin: 0 0 16px;
  font: 400 14px/1.55 var(--sans); color: var(--mu);
}
body.page-home .mq-wrap { margin: 72px calc(var(--pad-h) * -1) 0; }
body.page-home .mq-row {
  position: relative;
  border-top: 1px solid var(--k);
  border-bottom: 1px solid var(--k);
  margin-top: -1px;
  padding: 16px 0;
  overflow: hidden; white-space: nowrap;
}
body.page-home .mq-row--big { padding: 22px 0; }
body.page-home .mq-track {
  display: inline-flex; gap: 36px;
  font: 400 italic clamp(20px,2.5vw,32px)/1 var(--serif);
  letter-spacing: -0.015em;
  will-change: transform;
}
body.page-home .mq-row--big .mq-track {
  gap: 48px;
  font-size: clamp(28px, 3vw, 44px);
}
body.page-home .mq-item {
  display: inline-flex; align-items: center; gap: 28px;
  color: var(--k);
  transition: color 220ms;
}
body.page-home .mq-row--big .mq-item { gap: 36px; }
body.page-home .mq-item:hover { color: var(--a); }
body.page-home .mq-dot {
  font-family: var(--mono); font-style: normal;
  font-size: 11px; letter-spacing: .18em; color: var(--a);
}
body.page-home .clients-foot {
  margin: 40px 0 0;
  font: 400 italic 17px/1.55 var(--serif);
  color: var(--mu); max-width: 600px;
}

/* ── KONTAKT ─────────────────────────────────────────────── */
body.page-home #kontakt {
  background: var(--k); color: var(--p); padding: var(--pad-v) var(--pad-h);
}
body.page-home .contact-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
}
body.page-home .contact-h2 {
  grid-column: 1 / span 12; margin: 0;
  font: 700 clamp(52px,9vw,120px)/.95 var(--sans);
  letter-spacing: -0.04em; max-width: 16ch;
}
body.page-home .contact-note {
  grid-column: 1 / span 5;
  margin: 40px 0 0;
  font: 400 16px/1.6 var(--sans); opacity: .78;
}
body.page-home .contact-form {
  grid-column: 7 / span 6;
  margin-top: 40px;
  display: grid; gap: 0;
  border-top: 1px solid var(--p);
}
body.page-home .contact-field {
  display: grid; grid-template-columns: 180px 1fr; gap: 24px;
  padding: 20px 0; border-bottom: 1px solid var(--p);
  align-items: baseline;
}
body.page-home .contact-fl {
  font: 500 11px/1.2 var(--mono);
  letter-spacing: .14em; text-transform: uppercase;
  opacity: .6;
}
body.page-home .contact-input {
  background: transparent; color: var(--p);
  border: none; outline: none;
  font: 400 16px/1.4 var(--sans);
  border-bottom: 1px dashed rgba(224,231,240,.35);
  padding-bottom: 8px; width: 100%;
}
body.page-home .contact-input::placeholder { color: var(--p); opacity: .35; }
body.page-home .contact-submit {
  margin-top: 28px; display: flex; justify-content: flex-end;
}
body.page-home .contact-details {
  grid-column: 1 / span 5;
  margin-top: 56px; display: grid; gap: 28px;
  font: 400 14px/1.55 var(--sans);
}
body.page-home .contact-name-big {
  font: 500 22px/1.2 var(--sans); letter-spacing: -.005em;
}
body.page-home .contact-addr { opacity: .65; margin-top: 4px; }
body.page-home .contact-cities {
  margin-top: 6px;
  font: 500 11px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase; opacity: .55;
}
body.page-home .contact-email {
  font: 600 22px/1.2 var(--sans);
  color: var(--p); text-decoration: none;
  border-bottom: 1px solid rgba(224,231,240,.4);
  padding-bottom: 4px; display: inline-block;
  transition: border-color .2s;
}
body.page-home .contact-email:hover { border-color: var(--p); }
body.page-home .contact-phone {
  font: 400 18px/1.4 var(--sans);
  margin-top: 8px; opacity: .75;
}

/* ── FOOTER ──────────────────────────────────────────────── */
body.page-home #footer {
  background: var(--k); color: var(--p);
  padding: 80px var(--pad-h) 32px;
  border-top: none;
}
body.page-home .footer-top {
  display: grid;
  grid-template-columns: minmax(0,2fr) repeat(2,minmax(0,1fr));
  gap: 48px; padding-bottom: 56px;
  border-bottom: 1px solid rgba(224,231,240,.2);
  align-items: start;
}
body.page-home .footer-brand-desc {
  font: 400 14px/1.5 var(--sans); opacity: .65; margin-top: 14px;
}
body.page-home .footer-col {
  display: grid; gap: 12px; align-content: start;
}
body.page-home .footer-col-hd {
  font: 500 10px/1 var(--mono);
  letter-spacing: .22em; text-transform: uppercase;
  opacity: .55; padding-bottom: 12px;
  border-bottom: 1px solid rgba(224,231,240,.15);
}
body.page-home .footer-col a,
body.page-home .footer-col span {
  font: 400 14px/1.45 var(--sans); opacity: .82;
  text-decoration: none; color: var(--p);
  transition: opacity .2s;
}
body.page-home .footer-col a:hover { opacity: 1; }
body.page-home .footer-bottom {
  margin-top: 32px;
  display: flex; justify-content: space-between;
  font: 400 11px/1 var(--mono);
  letter-spacing: .1em; opacity: .5;
}
body.page-home .footer-top-link {
  color: var(--p); text-decoration: none;
  transition: opacity .2s;
}
body.page-home .footer-top-link:hover { opacity: 1; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1100px) {
  body.page-home .enb-grid { grid-template-columns: 1fr; }
  body.page-home .about-h2 { grid-column: 1 / span 12; }
  body.page-home .about-byline { grid-column: 1 / span 6; }
  body.page-home .about-body-cols { grid-column: 1 / span 8; column-count: 1; }
  body.page-home .about-pillars { grid-column: 1 / span 12; display: grid; grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 900px) {
  body.page-home #nav {
    top: 0; left: 0; right: 0; margin: 0;
    width: 100%; height: 60px;
    padding: 0 20px;
    background: var(--p);
    border: none;
    border-bottom: 1px solid rgba(13,26,46,.1);
    box-shadow: 0 1px 20px rgba(13,26,46,.07);
    backdrop-filter: none; -webkit-backdrop-filter: none;
  }
  body.page-home .nav-logo { filter: none; }
  body.page-home #nav.nav--solid { box-shadow: 0 1px 20px rgba(13,26,46,.07); }
  body.page-home .nav-links { display: none; }
  body.page-home .nav-burger { display: flex; }
  body.page-home .nav-burger span { background: var(--k); }
  body.page-home .nav-mobile { top: 60px; }
  body.page-home .offer-hd { grid-template-columns: 60px 1fr 40px; }
  body.page-home .offer-kicker { display: none; }
  body.page-home .clients-h2 { grid-column: 1 / span 12; }
  body.page-home .clients-sub { grid-column: 1 / span 12; }
  body.page-home .contact-form { grid-column: 1 / span 12; }
  body.page-home .contact-note { grid-column: 1 / span 12; }
  body.page-home .contact-details { grid-column: 1 / span 12; margin-top: 40px; }
  body.page-home .contact-field { grid-template-columns: 1fr; gap: 8px; }
  body.page-home .footer-top { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 660px) {
  body.page-home .about-pillars { grid-template-columns: 1fr; }
  body.page-home .about-body-cols { grid-column: 1 / span 12; }
  body.page-home .about-byline { grid-column: 1 / span 12; }
  body.page-home .enb-kpis { grid-template-columns: repeat(2,1fr); }
  body.page-home .hero-h1 .hero-line1,
  body.page-home .hero-h1 .hero-line2 { font-size: clamp(48px,14vw,96px); }
  body.page-home .offer-hd { grid-template-columns: 1fr 36px; }
  body.page-home .offer-num { display: none; }
}

/* ══════════════════════════════════════════════════════════
   MOTION SYSTEM — loader, maski, mikro-interakcje
   ══════════════════════════════════════════════════════════ */

/* ── LOADER — sekwencja startowa radaru ──────────────────── */
#loader {
  position: fixed; inset: 0; z-index: 7000;
  background: #0d1a2e;
  display: flex; align-items: center; justify-content: center;
  clip-path: inset(0 0 0 0);
  /* fallback bez JS/GSAP: loader sam znika, treść pozostaje dostępna */
  animation: loaderAutoHide 0.6s ease 3.4s forwards;
}
@keyframes loaderAutoHide { to { opacity: 0; visibility: hidden; } }
html.is-loading, html.is-loading body { overflow: hidden; }

.loader-core {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.loader-radar { width: 150px; height: 150px; overflow: visible; }
.loader-ring  { fill: none; stroke: rgba(240,243,248,.16); stroke-width: 1; }
.loader-sweep { stroke: #1a5cff; stroke-width: 1.5; stroke-opacity: .9; }
.loader-dot   { fill: #1a5cff; }
.loader-logo {
  position: absolute; height: 40px; width: auto;
  filter: brightness(0) invert(1);
  opacity: 0;
}
.loader-status {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, 112px);
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: .26em; text-transform: uppercase;
  color: rgba(240,243,248,.42);
  white-space: nowrap;
}
.loader-meta {
  position: absolute; left: 0; right: 0; bottom: 26px;
  padding: 0 max(28px, 5vw);
  display: flex; justify-content: space-between; align-items: baseline;
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: .2em; text-transform: uppercase;
  color: rgba(240,243,248,.35);
}
.loader-count { font-size: 13px; color: rgba(240,243,248,.7); }

/* ── HERO — maski linii tytułu (reveal spod krawędzi) ────── */
body.page-home .hero-line-mask {
  display: block; overflow: hidden;
  /* zapas na descendery serif italic, kompensowany marginesem */
  padding: 0 .06em .12em; margin-bottom: -.12em;
}

/* ── MIKRO-INTERAKCJE ────────────────────────────────────── */
body.page-home .offer-name {
  transition: transform .4s cubic-bezier(.16,1,.3,1), color .25s;
}
body.page-home .offer-hd:hover .offer-name { transform: translateX(10px); }
body.page-home .offer-row.open .offer-toggle { transform: rotate(45deg); }

/* ── A11Y — widoczny fokus klawiatury (offer-hd ma all:unset,
   inputy kalkulatora mają outline:none — te reguły je przywracają) */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--accent, #1a5cff); outline-offset: 3px;
  border-radius: 2px;
}
body.page-home #kontakt a:focus-visible,
body.page-home #kontakt button:focus-visible,
body.page-home #kontakt input:focus-visible { outline-color: #f0f3f8; }

/* honeypot formularza — poza ekranem, niewidoczny też dla czytników */
.hp-field {
  position: absolute !important; left: -9999px !important;
  width: 1px; height: 1px; overflow: hidden;
}

/* zgoda RODO w formularzu kontaktowym */
body.page-home .contact-rodo {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 20px 0 0;
  font: 400 12px/1.6 var(--sans); opacity: .72;
}
body.page-home .contact-rodo input[type="checkbox"] {
  width: 15px; height: 15px; margin-top: 3px;
  accent-color: var(--a); flex-shrink: 0;
}

/* dotyk = brak custom cursora niezależnie od szerokości okna */
@media (pointer: coarse) {
  #cd, #cr { display: none; }
  body.page-home { cursor: auto; }
}

/* ── SECTION FLOW — dwa nałożenia ────────────────────────────
   Tylko dwie pary przykrywają się warstwowo:
   · #o-nas najeżdża na sticky #hero (CSS, jak dotąd)
   · #kontakt najeżdża na przypięte #zaufali (ScrollTrigger pin)
   --cover steruje overlay'em ::after przykrywanej sekcji. */
body.page-home #kontakt { z-index: 3; }
body.page-home #footer  { z-index: 4; }

body.page-home #hero,
body.page-home #zaufali { --cover: 0; }

body.page-home #hero::after,
body.page-home #zaufali::after {
  content: ''; position: absolute; inset: 0; z-index: 60;
  background: #0d1a2e;
  opacity: var(--cover, 0);
  pointer-events: none;
}

/* ── SECTION FLOW (iso) — CTA i footer najeżdżają na poprzednie ──
   Ten sam mechanizm co page-home: sekcja przykrywana jest przypięta
   (JS, pinSpacing:false), a nakładająca się zjeżdża na nią.
   --cover steruje przyciemnieniem przez ::after. */
body.page-iso .iso-body { position: relative; z-index: 2; --cover: 0; }
body.page-iso .iso-cta  { position: relative; z-index: 3; }

body.page-iso .iso-body::after {
  content: ''; position: absolute; inset: 0; z-index: 60;
  background: #0d1a2e;
  opacity: var(--cover, 0);
  pointer-events: none;
}
/* bufor do czytania notki, zanim CTA ją zakryje (tylko desktop, tam gdzie działa nałożenie) */
@media (min-width: 901px) {
  body.page-iso .iso-note { padding-bottom: 38vh; }
}