/* ==========================================================================
   CalorVent — system designu
   1. Tokeny        2. Reset/baza     3. Układ i typografia   4. Przyciski
   5. Nagłówek/nav  6. Hero 3D        7. Sekcje i komponenty  8. Formularz
   9. Artykuły      10. Stopka        11. Animacje            12. RWD
   ========================================================================== */

/* ------------------------------------------------------------------ 1. TOKENY */
:root {
  --ink: #0b1220;
  --ink-2: #1c2536;
  --muted: #5a6579;
  --muted-2: #8894a8;
  --line: #e4e9f2;
  --line-2: #eef2f8;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --bg-dark: #070b14;
  --bg-dark-2: #0d1424;

  --flame: #ff5f1f;
  --ember: #ffb020;
  --frost: #38bdf8;
  --mint: #2dd4bf;
  --danger: #e0353a;
  --ok: #12a150;

  --grad-warm: linear-gradient(135deg, #ff5f1f 0%, #ffb020 100%);
  --grad-cool: linear-gradient(135deg, #38bdf8 0%, #2dd4bf 100%);
  --grad-dark: linear-gradient(160deg, #0b1220 0%, #101a2e 55%, #0a1120 100%);

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 22px;
  --r-xl: 30px;
  --r-full: 999px;

  --sh-1: 0 1px 2px rgba(11, 18, 32, .06), 0 4px 12px rgba(11, 18, 32, .05);
  --sh-2: 0 10px 30px rgba(11, 18, 32, .09);
  --sh-3: 0 24px 60px rgba(11, 18, 32, .14);
  --sh-warm: 0 14px 34px rgba(255, 95, 31, .28);

  --wrap: 1200px;
  --gap: clamp(1rem, 2.4vw, 2rem);
  --sect-y: clamp(3.5rem, 8vw, 7rem);

  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(.22, .8, .28, 1);
}

/* ------------------------------------------------------------- 2. RESET/BAZA */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: clamp(1rem, .97rem + .18vw, 1.075rem);
  line-height: 1.7;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, canvas { max-width: 100%; display: block; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.14; margin: 0 0 .6em; letter-spacing: -.02em; font-weight: 800; }
h1 { font-size: clamp(2.1rem, 1.35rem + 3.4vw, 3.9rem); }
h2 { font-size: clamp(1.65rem, 1.1rem + 2.2vw, 2.7rem); }
h3 { font-size: clamp(1.15rem, 1rem + .7vw, 1.5rem); font-weight: 700; }
h4 { font-size: 1.05rem; font-weight: 700; }
strong { font-weight: 700; color: var(--ink); }
small { font-size: .84rem; }
table { border-collapse: collapse; width: 100%; }
:focus-visible { outline: 3px solid var(--frost); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(255, 95, 31, .22); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 999;
  background: var(--ink); color: #fff; padding: .8rem 1.2rem; border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus { left: 0; }

/* --------------------------------------------------- 3. UKŁAD I TYPOGRAFIA */
.wrap { width: min(100% - 2.4rem, var(--wrap)); margin-inline: auto; }
.wrap--narrow { width: min(100% - 2.4rem, 820px); margin-inline: auto; }
.section { padding-block: var(--sect-y); position: relative; }
.section--soft { background: var(--bg-soft); }
.section--dark { background: var(--bg-dark); color: #c9d3e4; }
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--flame); margin-bottom: .9rem;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--grad-warm); border-radius: 2px; }
.section--dark .eyebrow { color: var(--ember); }

.section-head { max-width: 760px; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--muted); font-size: 1.06rem; margin-bottom: 0; }
.section--dark .section-head p { color: #93a1ba; }

.lead { font-size: clamp(1.05rem, 1rem + .4vw, 1.28rem); color: var(--muted); line-height: 1.65; }

.grid { display: grid; gap: var(--gap); }
.grid-2 { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid-4 { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

.ico { width: 22px; height: 22px; flex: none; }
.ico--sm { width: 17px; height: 17px; }
.ico--lg { width: 28px; height: 28px; }

.ticks { list-style: none; padding: 0; }
.ticks li { position: relative; padding-left: 1.9rem; margin-bottom: .6rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .45em; width: 1.15rem; height: 1.15rem;
  border-radius: 50%; background: var(--grad-warm);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6 9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/78% no-repeat, linear-gradient(#000, #000);
  -webkit-mask-composite: source-in; mask-composite: intersect;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 6 9 17l-5-5' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/78% no-repeat;
}
.steps-list { padding-left: 1.25rem; }
.steps-list li { margin-bottom: .7rem; }
.steps-list li::marker { color: var(--flame); font-weight: 800; }

.callout {
  border-left: 4px solid var(--frost);
  background: linear-gradient(90deg, rgba(56, 189, 248, .09), rgba(56, 189, 248, 0));
  padding: 1rem 1.2rem; border-radius: 0 var(--r-sm) var(--r-sm) 0; margin: 1.4rem 0;
}
.callout--warn { border-left-color: var(--flame); background: linear-gradient(90deg, rgba(255, 95, 31, .1), rgba(255, 95, 31, 0)); }

.chiplist { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.chiplist li a, .chip {
  display: inline-block; padding: .42rem .85rem; border-radius: var(--r-full);
  background: var(--bg-soft); border: 1px solid var(--line); font-size: .87rem; font-weight: 600;
  color: var(--ink-2); transition: .25s var(--ease);
}
.chiplist li a:hover { border-color: var(--flame); color: var(--flame); transform: translateY(-2px); }

/* ---------------------------------------------------------- 4. PRZYCISKI */
.btn {
  --btn-bg: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .95rem 1.6rem; border-radius: var(--r-full); border: 1px solid transparent;
  font: inherit; font-weight: 700; font-size: .97rem; letter-spacing: -.01em;
  cursor: pointer; background: var(--btn-bg); color: #fff; text-align: center;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
  position: relative; overflow: hidden;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--grad-warm); box-shadow: var(--sh-warm); color: #fff; }
.btn--primary::after {
  content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .45) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .7s var(--ease);
}
.btn--primary:hover::after { transform: translateX(120%); }
.btn--primary:hover { box-shadow: 0 18px 40px rgba(255, 95, 31, .38); }
.btn--dark { background: var(--ink); }
.btn--dark:hover { background: #17233c; }
.btn--ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); background: var(--bg-soft); }
.section--dark .btn--ghost, .hero .btn--ghost { border-color: rgba(255, 255, 255, .28); color: #fff; }
.section--dark .btn--ghost:hover, .hero .btn--ghost:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .55); }
.btn--sm { padding: .62rem 1.05rem; font-size: .88rem; }
.btn--lg { padding: 1.1rem 2rem; font-size: 1.05rem; }
.btn--block { width: 100%; }
.btn--link { background: none; color: var(--flame); padding: 0; box-shadow: none; }
.btn--link:hover { gap: .8rem; }

.arrowlink { display: inline-flex; align-items: center; gap: .45rem; font-weight: 700; color: var(--flame); transition: gap .25s var(--ease); }
.arrowlink:hover { gap: .8rem; }
.arrowlink .ico { width: 18px; height: 18px; }

/* ------------------------------------------------------- 5. NAGŁÓWEK / NAV */
.topbar {
  background: var(--bg-dark); color: #9fb0c9; font-size: .84rem;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.topbar__in { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem 1.6rem; padding: .5rem 0; }
.topbar__item { display: inline-flex; align-items: center; gap: .45rem; margin: 0; }
.topbar__item a { color: #fff; font-weight: 600; }
.topbar__item a:hover { color: var(--ember); }
.topbar__item .ico { color: var(--ember); }
.topbar__item--hours { margin-left: auto; }

.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, .88);
  backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-2); transition: box-shadow .3s var(--ease), background .3s var(--ease);
}
.site-header.is-stuck { box-shadow: var(--sh-2); }
.site-header__in { display: flex; align-items: center; gap: 1rem; padding: .7rem 0; }

.logo { display: inline-flex; align-items: center; gap: .65rem; flex: none; }
.logo__mark { width: 42px; height: 42px; filter: drop-shadow(0 4px 10px rgba(255, 95, 31, .28)); transition: transform .5s var(--ease); }
.logo:hover .logo__mark { transform: rotate(-6deg) scale(1.06); }
.logo__text strong { display: block; font-size: 1.32rem; font-weight: 800; letter-spacing: -.03em; color: var(--ink); line-height: 1; }
.logo__text strong span { background: var(--grad-warm); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo__text em { display: block; font-size: .68rem; font-style: normal; color: var(--muted-2); letter-spacing: .04em; margin-top: .18rem; }
.logo--footer .logo__text strong { color: #fff; font-size: 1.5rem; }

.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: .15rem; list-style: none; margin: 0; padding: 0; }
.nav__item { position: relative; }
.nav__link {
  display: inline-flex; align-items: center; gap: .35rem; padding: .6rem .8rem; border-radius: var(--r-sm);
  font-weight: 600; font-size: .95rem; color: var(--ink-2); background: none; border: 0; cursor: pointer;
  font-family: inherit; transition: color .2s var(--ease), background .2s var(--ease);
}
.nav__link:hover, .nav__link[aria-expanded="true"] { color: var(--flame); background: rgba(255, 95, 31, .07); }
.nav__link[aria-current="page"] { color: var(--flame); }
.nav__chev { width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform .3s var(--ease); }
.nav__link[aria-expanded="true"] .nav__chev { transform: rotate(-135deg) translateY(-2px); }

.mega {
  position: absolute; top: calc(100% + .6rem); left: 50%; transform: translateX(-50%) translateY(-8px);
  width: min(92vw, 460px); background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh-3); padding: .6rem; opacity: 0; pointer-events: none; transition: .28s var(--ease);
}
.mega[hidden] { display: block; }
/* niewidzialny mostek przez odstęp pod pozycją menu — bez niego kursor
   w drodze do submenu opuszcza obszar hover i panel się zamyka */
.mega::before { content: ""; position: absolute; left: 0; right: 0; bottom: 100%; height: .8rem; }
.nav__item.is-open .mega { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.mega__list { list-style: none; margin: 0; padding: 0; display: grid; gap: .15rem; }
.mega__list a { display: block; padding: .7rem .85rem; border-radius: var(--r-md); transition: background .22s var(--ease); }
.mega__list a:hover { background: var(--bg-soft); }
.mega__list strong { display: block; font-size: .97rem; }
.mega__list span { display: block; font-size: .84rem; color: var(--muted); line-height: 1.45; }

.site-header__cta { display: flex; align-items: center; gap: .5rem; flex: none; }

.burger { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: #fff; border-radius: var(--r-sm); cursor: pointer; padding: 0; }
.burger span { display: block; width: 20px; height: 2px; background: var(--ink); margin: 4px auto; border-radius: 2px; transition: .3s var(--ease); }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.crumbs { border-bottom: 1px solid var(--line-2); background: var(--bg-soft); font-size: .85rem; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: .8rem 0; color: var(--muted); }
.crumbs li + li::before { content: "›"; margin-right: .4rem; color: var(--muted-2); }
.crumbs a:hover { color: var(--flame); }

/* ------------------------------------------------------------- 6. HERO 3D */
.hero {
  position: relative; background: var(--grad-dark); color: #cdd8ea; overflow: hidden;
  padding-block: clamp(3rem, 7vw, 6rem) clamp(3.5rem, 8vw, 6.5rem);
  isolation: isolate;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(60% 55% at 78% 28%, rgba(255, 95, 31, .30), transparent 62%),
    radial-gradient(46% 46% at 12% 76%, rgba(56, 189, 248, .22), transparent 65%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -2; opacity: .28;
  background-image: linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 80%);
  mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 80%);
}
.hero__in { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; }
.hero h1 { color: #fff; margin-bottom: 1rem; font-size: clamp(1.95rem, 1.3rem + 2.6vw, 3.35rem); text-wrap: balance; }
.hero h1 .grad { display: block; background: var(--grad-warm); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__lead { font-size: clamp(1.02rem, .98rem + .35vw, 1.2rem); color: #a9b8d0; max-width: 56ch; }
.hero__badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.4rem; }
.hero__badge {
  display: inline-flex; align-items: center; gap: .45rem; padding: .42rem .9rem; border-radius: var(--r-full);
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14);
  font-size: .82rem; font-weight: 600; color: #dfe8f5; backdrop-filter: blur(6px);
}
.hero__badge .ico { width: 15px; height: 15px; color: var(--ember); }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.7rem 0 1.4rem; }
.hero__micro { font-size: .85rem; color: #8798b4; display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; }
.hero__micro span { display: inline-flex; align-items: center; gap: .35rem; }
.hero__micro .ico { width: 15px; height: 15px; color: var(--mint); }

.hero__visual { position: relative; min-height: clamp(320px, 42vw, 520px); }
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__fallback {
  position: absolute; inset: 8%; border-radius: 50%; z-index: -1;
  background: radial-gradient(circle at 40% 35%, rgba(255, 176, 32, .55), rgba(255, 95, 31, .18) 45%, transparent 70%);
  filter: blur(18px); animation: pulseGlow 6s ease-in-out infinite;
}
.hero__chip {
  position: absolute; display: flex; align-items: center; gap: .55rem; padding: .6rem .95rem;
  background: rgba(10, 16, 28, .78); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--r-md);
  backdrop-filter: blur(12px); font-size: .82rem; font-weight: 600; color: #e6edf8; box-shadow: var(--sh-3);
  animation: floaty 7s ease-in-out infinite;
}
.hero__chip strong { display: block; font-size: 1.05rem; color: #fff; line-height: 1.1; }
.hero__chip span { color: #8fa1bd; font-weight: 500; font-size: .75rem; }
.hero__chip--1 { top: 6%; left: -2%; }
.hero__chip--2 { bottom: 16%; right: -1%; animation-delay: -2.5s; }
.hero__chip--3 { bottom: 2%; left: 8%; animation-delay: -4.5s; }
.hero__chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(45, 212, 191, .18); }

.hero__stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid rgba(255, 255, 255, .1); padding-top: 1.8rem; }
.hero__stat b { display: block; font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); color: #fff; font-weight: 800; letter-spacing: -.03em; line-height: 1; }
.hero__stat span { font-size: .84rem; color: #8fa1bd; }

/* --------------------------------------------------- 7. SEKCJE / KOMPONENTY */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.3rem, 2.4vw, 1.9rem);
  box-shadow: var(--sh-1); transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  position: relative; overflow: hidden; height: 100%;
}
.card::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: var(--grad-warm);
  transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--sh-3); border-color: transparent; }
.card:hover::before { transform: scaleX(1); }
.card__icon {
  width: 54px; height: 54px; border-radius: var(--r-md); display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(255, 95, 31, .13), rgba(255, 176, 32, .1)); color: var(--flame); margin-bottom: 1.1rem;
}
.card__icon .ico { width: 26px; height: 26px; }
.card__icon--cool { background: linear-gradient(140deg, rgba(56, 189, 248, .14), rgba(45, 212, 191, .1)); color: #0891b2; }
.card h3 { margin-bottom: .45rem; }
.card p { color: var(--muted); margin-bottom: .9rem; }
.card__kicker { font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); display: block; margin-bottom: .4rem; }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--line-2); }
/* stopki kart wyrównują się do dolnej krawędzi niezależnie od długości tekstu */
.card { display: flex; flex-direction: column; }
.card > .tilt__inner { display: flex; flex-direction: column; flex: 1; }

.card--dark { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .1); box-shadow: none; }
.card--dark p { color: #93a1ba; }
.card--dark:hover { background: rgba(255, 255, 255, .07); }
.card--flat { box-shadow: none; }
.card--flat:hover { transform: none; box-shadow: var(--sh-2); }

/* pasek zaufania */
.trust { background: var(--bg-soft); border-block: 1px solid var(--line-2); padding-block: 1.4rem; }
.trust__in { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1rem 1.6rem; }
.trust__item { display: flex; align-items: center; gap: .7rem; font-size: .92rem; font-weight: 600; color: var(--ink-2); }
.trust__item .ico { color: var(--flame); }

/* marki */
.brandbar { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; }
.brandbar__item {
  display: inline-flex; align-items: center; gap: .5rem; padding: .6rem 1.15rem; border-radius: var(--r-full);
  border: 1px solid var(--line); background: #fff; font-weight: 700; letter-spacing: -.01em; transition: .3s var(--ease);
}
.brandbar__item:hover { transform: translateY(-3px); box-shadow: var(--sh-2); border-color: transparent; }
.brandbar__item i { width: 9px; height: 9px; border-radius: 50%; display: block; }

.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 1rem; width: max-content; animation: scrollX 38s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }

/* proces */
.steps { counter-reset: step; display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); position: relative; }
.step { position: relative; padding-top: 3.4rem; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0; width: 52px; height: 52px; border-radius: var(--r-md);
  display: grid; place-items: center; font-weight: 800; font-size: 1.02rem;
  background: var(--grad-warm); color: #fff; box-shadow: var(--sh-warm);
}
.step h3 { font-size: 1.12rem; margin-bottom: .35rem; }
.step p { color: var(--muted); font-size: .96rem; margin: 0; }
.section--dark .step p { color: #93a1ba; }

/* wyszukiwarka błędów */
.finder { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); padding: clamp(1.2rem, 3vw, 2rem); box-shadow: var(--sh-2); }
.finder__field { position: relative; display: flex; align-items: center; }
.finder__field .ico { position: absolute; left: 1.05rem; color: var(--muted-2); }
.finder input[type="search"] {
  width: 100%; padding: 1.05rem 1.2rem 1.05rem 3rem; border: 2px solid var(--line); border-radius: var(--r-full);
  font: inherit; font-size: 1.02rem; transition: border-color .25s var(--ease), box-shadow .25s var(--ease); background: #fff; color: var(--ink);
}
.finder input[type="search"]:focus { outline: none; border-color: var(--flame); box-shadow: 0 0 0 4px rgba(255, 95, 31, .13); }
.finder__filters { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 1rem; }
.finder__filters button {
  padding: .45rem .95rem; border-radius: var(--r-full); border: 1px solid var(--line); background: #fff;
  font: inherit; font-size: .87rem; font-weight: 600; color: var(--muted); cursor: pointer; transition: .25s var(--ease);
}
.finder__filters button:hover { border-color: var(--ink); color: var(--ink); }
.finder__filters button.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }
.finder__count { font-size: .87rem; color: var(--muted); margin: 1rem 0 0; }
.finder__empty { padding: 2rem 1rem; text-align: center; color: var(--muted); }

.errors { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); margin-top: 1.4rem; list-style: none; padding: 0; }
.err { border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; overflow: hidden; transition: .3s var(--ease); }
.err:hover { box-shadow: var(--sh-2); border-color: var(--line); }
.err__head { display: flex; align-items: center; gap: .8rem; width: 100%; padding: 1.05rem 1.2rem; background: none; border: 0; font: inherit; text-align: left; cursor: pointer; }
.err__code { font-weight: 800; font-size: 1.02rem; color: var(--ink); letter-spacing: -.02em; }
.err__brand { font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--muted-2); display: block; }
.err__title { font-size: .93rem; color: var(--muted); display: block; margin-top: .15rem; }
.err__dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.err__dot--crit { background: var(--danger); box-shadow: 0 0 0 4px rgba(224, 53, 58, .14); }
.err__dot--warn { background: var(--ember); box-shadow: 0 0 0 4px rgba(255, 176, 32, .16); }
.err__dot--info { background: var(--frost); box-shadow: 0 0 0 4px rgba(56, 189, 248, .16); }
.err__plus { margin-left: auto; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; position: relative; flex: none; transition: .3s var(--ease); }
.err__plus::before, .err__plus::after { content: ""; position: absolute; background: var(--ink); border-radius: 2px; }
.err__plus::before { width: 11px; height: 2px; }
.err__plus::after { width: 2px; height: 11px; transition: transform .3s var(--ease); }
.err[open] .err__plus { background: var(--ink); border-color: var(--ink); }
.err[open] .err__plus::before, .err[open] .err__plus::after { background: #fff; }
.err[open] .err__plus::after { transform: scaleY(0); }
.err__body { padding: 0 1.2rem 1.3rem; border-top: 1px solid var(--line-2); margin-top: -.2rem; }
.err__body h4 { margin: 1rem 0 .35rem; font-size: .82rem; text-transform: uppercase; letter-spacing: .09em; color: var(--muted-2); }
.err__body ul { margin: 0; padding-left: 1.1rem; font-size: .93rem; color: var(--muted); }
.err__body li { margin-bottom: .3rem; }
.err__body p { font-size: .95rem; }
summary::-webkit-details-marker { display: none; }
summary { list-style: none; }

/* FAQ */
.faq { display: grid; gap: .7rem; }
.faq__item { border: 1px solid var(--line); border-radius: var(--r-md); background: #fff; overflow: hidden; }
.faq__q { display: flex; align-items: center; gap: 1rem; padding: 1.15rem 1.3rem; font-weight: 700; cursor: pointer; color: var(--ink); }
.faq__q::after { content: ""; margin-left: auto; width: 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: transform .3s var(--ease); flex: none; }
.faq__item[open] .faq__q::after { transform: rotate(-135deg); }
.faq__item[open] { border-color: rgba(255, 95, 31, .35); box-shadow: var(--sh-1); }
.faq__a { padding: 0 1.3rem 1.25rem; color: var(--muted); }
.faq__a p:last-child { margin-bottom: 0; }

/* opinie */
.review { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.6rem; height: 100%; position: relative; }
.review__stars { display: flex; gap: .15rem; color: var(--ember); margin-bottom: .8rem; }
.review__stars .ico { width: 17px; height: 17px; fill: currentColor; stroke: none; }
.review p { font-size: .98rem; color: var(--ink-2); }
.review__who { display: flex; align-items: center; gap: .7rem; margin-top: 1.2rem; padding-top: 1rem; border-top: 1px solid var(--line-2); }
.review__avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--grad-cool); display: grid; place-items: center; color: #06283a; font-weight: 800; font-size: .95rem; flex: none; }
.review__who b { display: block; font-size: .94rem; }
.review__who span { font-size: .82rem; color: var(--muted); }

/* banner CTA */
.ctaband { position: relative; background: var(--grad-dark); color: #cbd6e8; border-radius: var(--r-xl); padding: clamp(1.8rem, 4vw, 3.2rem); overflow: hidden; }
.ctaband::before { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 90% at 85% 20%, rgba(255, 95, 31, .35), transparent 65%), radial-gradient(40% 70% at 10% 90%, rgba(56, 189, 248, .22), transparent 70%); }
.ctaband > * { position: relative; }
.ctaband h2 { color: #fff; }
.ctaband__in { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 2rem; align-items: center; }
.ctaband__actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* obszar / mapa */
.arealist { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.areacard { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.5rem; }
.areacard h3 { font-size: 1.05rem; display: flex; align-items: center; gap: .5rem; }
.areacard h3 .ico { color: var(--flame); width: 19px; height: 19px; }
.areacard__note { font-size: .87rem; color: var(--muted); margin-bottom: .9rem; }
.areacard ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.areacard li { font-size: .86rem; padding: .28rem .7rem; border-radius: var(--r-full); background: var(--bg-soft); color: var(--ink-2); }

.radar { position: relative; aspect-ratio: 1; max-width: 460px; margin-inline: auto; display: grid; place-items: center; }
.radar__ring { position: absolute; border: 1px dashed rgba(255, 255, 255, .18); border-radius: 50%; }
.radar__ring--1 { inset: 34%; }
.radar__ring--2 { inset: 18%; }
.radar__ring--3 { inset: 2%; }
.radar__core { width: 16px; height: 16px; border-radius: 50%; background: var(--grad-warm); box-shadow: 0 0 0 8px rgba(255, 95, 31, .18); z-index: 2; }
.radar__sweep { position: absolute; inset: 2%; border-radius: 50%; background: conic-gradient(from 0deg, rgba(255, 95, 31, .3), transparent 28%); animation: spin 7s linear infinite; }
.radar__label { position: absolute; font-size: .78rem; color: #9db0cb; background: rgba(10, 16, 28, .7); border: 1px solid rgba(255, 255, 255, .12); padding: .2rem .6rem; border-radius: var(--r-full); }

/* ---------------------------------------------------------- 8. FORMULARZ */
.formcard { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); padding: clamp(1.4rem, 3vw, 2.4rem); box-shadow: var(--sh-2); }
.form-grid { display: grid; gap: 1.05rem; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.field { display: flex; flex-direction: column; gap: .38rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .89rem; font-weight: 700; color: var(--ink); }
.field label .req { color: var(--flame); }
.field input, .field select, .field textarea {
  padding: .85rem 1rem; border: 1.5px solid var(--line); border-radius: var(--r-md); font: inherit; font-size: .98rem;
  background: #fff; color: var(--ink); transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--flame); box-shadow: 0 0 0 4px rgba(255, 95, 31, .12); }
.field__hint { font-size: .8rem; color: var(--muted-2); }
.field--error input, .field--error textarea, .field--error select { border-color: var(--danger); }
.field__err { font-size: .82rem; color: var(--danger); font-weight: 600; }
.hp { position: absolute !important; left: -9999px !important; opacity: 0; height: 0; width: 0; }
.consent { display: flex; gap: .7rem; align-items: flex-start; font-size: .85rem; color: var(--muted); }
.consent input { width: 20px; height: 20px; margin-top: .15rem; accent-color: var(--flame); flex: none; }
.consent a { text-decoration: underline; }
.form-alert { padding: 1rem 1.2rem; border-radius: var(--r-md); margin-bottom: 1.2rem; font-weight: 600; }
.form-alert--ok { background: rgba(18, 161, 80, .1); color: #0b6b36; border: 1px solid rgba(18, 161, 80, .3); }
.form-alert--err { background: rgba(224, 53, 58, .08); color: #a01a1e; border: 1px solid rgba(224, 53, 58, .28); }
.formcard .btn { margin-top: .4rem; }

.contactbox { display: grid; gap: 1rem; }
.contactbox__item { display: flex; gap: .9rem; align-items: flex-start; padding: 1.1rem 1.2rem; border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; transition: .3s var(--ease); }
.contactbox__item:hover { box-shadow: var(--sh-2); transform: translateY(-2px); }
.contactbox__item .ico { color: var(--flame); margin-top: .2rem; }
.contactbox__item b { display: block; }
.contactbox__item span, .contactbox__item a { color: var(--muted); font-size: .94rem; }
.contactbox__item a:hover { color: var(--flame); }

/* ----------------------------------------------------------- 9. ARTYKUŁY */
.post { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.post__body { max-width: 74ch; }
.post__body h2 { margin-top: 2.4rem; font-size: clamp(1.35rem, 1.1rem + 1vw, 1.85rem); scroll-margin-top: 100px; }
.post__body h3 { margin-top: 1.6rem; }
.post__body p, .post__body li { color: #2c3648; }
.post__body a { color: var(--flame); text-decoration: underline; text-underline-offset: 3px; }
.post__meta { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; font-size: .85rem; color: var(--muted); margin-bottom: 1.2rem; }
.post__meta span { display: inline-flex; align-items: center; gap: .35rem; }
.post__aside { position: sticky; top: 100px; display: grid; gap: 1rem; }
.toc { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.2rem 1.3rem; }
.toc h2 { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted-2); margin-bottom: .8rem; }
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; display: grid; gap: .45rem; font-size: .9rem; }
.toc li { counter-increment: toc; }
.toc a { display: flex; gap: .5rem; color: var(--ink-2); }
.toc a::before { content: counter(toc); color: var(--flame); font-weight: 800; font-size: .8rem; }
.toc a:hover { color: var(--flame); }
.toc a.is-current { color: var(--flame); font-weight: 700; }

.postcard { display: flex; flex-direction: column; height: 100%; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.5rem; transition: .4s var(--ease); }
.postcard:hover { transform: translateY(-5px); box-shadow: var(--sh-3); }
.postcard__tag { display: inline-flex; align-self: flex-start; gap: .4rem; align-items: center; font-size: .74rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; color: var(--flame); background: rgba(255, 95, 31, .09); padding: .3rem .7rem; border-radius: var(--r-full); margin-bottom: .9rem; }
.postcard h3 { font-size: 1.1rem; margin-bottom: .5rem; }
.postcard p { font-size: .93rem; color: var(--muted); }
.postcard__foot { margin-top: auto; padding-top: 1rem; display: flex; align-items: center; justify-content: space-between; font-size: .82rem; color: var(--muted-2); }

.codebadge { display: inline-flex; align-items: center; gap: .4rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 700; font-size: .82rem; background: var(--ink); color: #fff; padding: .22rem .6rem; border-radius: 6px; letter-spacing: .02em; }

/* ------------------------------------------------------------ 10. STOPKA */
.footer { background: var(--bg-dark); color: #8fa1bd; padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; font-size: .94rem; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); gap: 2rem; }
.footer__desc { max-width: 42ch; margin-top: 1rem; }
.footer__mail, .footer__hours { display: flex; align-items: center; gap: .6rem; margin: .4rem 0; }
.footer__mail .ico, .footer__hours .ico { color: var(--ember); }
.footer__mail a { color: #fff; font-weight: 700; }
.footer__mail a:hover { color: var(--ember); }
.footer__title { font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: #fff; margin-bottom: 1rem; font-weight: 800; }
.footer__links { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.footer__links a:hover { color: var(--ember); }
.footer__areas, .footer__seo { margin-top: 2.6rem; padding-top: 1.8rem; border-top: 1px solid rgba(255, 255, 255, .08); }
.footer__area-list { font-size: .84rem; line-height: 2; color: #7b8ba6; margin: 0; }
.chiplist--muted li a { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .1); color: #a9b8d0; font-weight: 500; font-size: .82rem; }
.chiplist--muted li a:hover { color: #fff; border-color: var(--ember); }
.footer__bottom { margin-top: 2.2rem; padding-top: 1.6rem; border-top: 1px solid rgba(255, 255, 255, .08); display: flex; flex-wrap: wrap; gap: .6rem 2rem; justify-content: space-between; font-size: .82rem; }
.footer__note { max-width: 62ch; color: #6b7b96; margin: 0; }

.mobile-cta { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90; gap: .6rem; padding: .7rem .9rem calc(.7rem + env(safe-area-inset-bottom)); background: rgba(255, 255, 255, .93); backdrop-filter: blur(12px); border-top: 1px solid var(--line); }
.mobile-cta .btn { flex: 1; }

.to-top { position: fixed; right: 1.1rem; bottom: 1.4rem; z-index: 80; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--ink); display: grid; place-items: center; cursor: pointer; box-shadow: var(--sh-2); opacity: 0; pointer-events: none; transform: translateY(12px); transition: .35s var(--ease); }
.to-top.is-on { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top .ico { transform: rotate(-90deg); }

/* ---------------------------------------------------------- 11. ANIMACJE */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); will-change: opacity, transform; }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal="left"] { transform: translateX(-30px); }
[data-reveal="right"] { transform: translateX(30px); }
[data-reveal="zoom"] { transform: scale(.94); }
[data-reveal].is-in { transform: none; }
[data-delay="1"] { transition-delay: .09s; }
[data-delay="2"] { transition-delay: .18s; }
[data-delay="3"] { transition-delay: .27s; }
[data-delay="4"] { transition-delay: .36s; }
[data-delay="5"] { transition-delay: .45s; }

.tilt { transform-style: preserve-3d; transition: transform .45s var(--ease); }
.tilt__inner { transform: translateZ(28px); }

.progress-bar { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--grad-warm); z-index: 200; transition: width .1s linear; }

@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-13px); } }
@keyframes pulseGlow { 0%, 100% { opacity: .75; transform: scale(1); } 50% { opacity: 1; transform: scale(1.06); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes scrollX { to { transform: translateX(-50%); } }
@keyframes shimmer { to { background-position: 200% center; } }

/* --------------------------------------------------------------- 12. RWD */
@media (max-width: 1080px) {
  .hero__in { grid-template-columns: 1fr; }
  .hero__visual { min-height: 320px; order: -1; }
  .hero__chip--1 { left: 0; }
  .hero__chip--2 { right: 0; }
  .post { grid-template-columns: 1fr; }
  .post__aside { position: static; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ctaband__in { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .hide-md { display: none; }
  .burger { display: block; }
  .nav {
    position: fixed; inset: 0 0 0 auto; width: min(88vw, 380px); background: #fff; z-index: 120;
    transform: translateX(105%); transition: transform .4s var(--ease); overflow-y: auto;
    padding: 5.2rem 1.2rem 2rem; box-shadow: -20px 0 60px rgba(11, 18, 32, .18); margin: 0;
  }
  .nav.is-open { transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: .2rem; }
  .nav__link { width: 100%; justify-content: space-between; padding: .9rem 1rem; font-size: 1.02rem; }
  .mega { position: static; transform: none; width: 100%; opacity: 1; pointer-events: auto; box-shadow: none; border: 0; padding: 0 0 .5rem 1rem; }
  .mega[hidden] { display: none; }
  .mega::before { content: none; }        /* mostek hover tylko na desktopie */
  .nav__item.is-open .mega { transform: none; }
  .nav-backdrop { position: fixed; inset: 0; background: rgba(6, 10, 20, .5); z-index: 110; opacity: 0; pointer-events: none; transition: opacity .35s var(--ease); }
  .nav-backdrop.is-on { opacity: 1; pointer-events: auto; }
  /* Nagłówek nie może rozmywać tła na mobile: backdrop-filter czyni go blokiem
     zawierającym dla position:fixed, przez co szuflada menu zamiast całej
     wysokości ekranu dostawała wysokość paska nagłówka i była przycinana. */
  .site-header { background: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
  /* .site-header tworzy kontekst nakładania, więc menu w środku nie przebiłoby
     przyciemnienia (110) — przy otwartym menu podnosimy cały nagłówek */
  body.nav-open .site-header { z-index: 130; }
  body.nav-open { overflow: hidden; }
  .mobile-cta { display: flex; }
  body { padding-bottom: 72px; }
  .to-top { bottom: 5.6rem; }
  .topbar__item--hours { display: none; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 1.4rem 1rem; }
}

@media (max-width: 640px) {
  .topbar__item--area { display: none; }
  .logo__text em { display: none; }
  .hero__chip--2, .hero__chip--3 { display: none; }
  .hero__visual { min-height: 260px; }
  .footer__grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .btn { width: 100%; }
  .hero__actions .btn, .ctaband__actions .btn { width: 100%; }
  .site-header__cta .btn { width: auto; }
  .mobile-cta .btn { width: auto; }
  .card__foot { flex-direction: column; align-items: flex-start; gap: .6rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

@media print {
  .topbar, .site-header, .mobile-cta, .to-top, .ctaband, .footer__seo { display: none !important; }
  body { color: #000; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; }
}