/* Barlow i Barlow Condensed (licencja OFL), pliki na własnym serwerze */
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/barlow-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/barlow-400-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/barlow-500-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/barlow-500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/barlow-600-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/barlow-600-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: italic;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/barlow-condensed-800i-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: italic;
  font-weight: 800;
  font-display: swap;
  src: url(../fonts/barlow-condensed-800i-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/barlow-condensed-500-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/barlow-condensed-500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/barlow-condensed-600-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(../fonts/barlow-condensed-600-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/barlow-condensed-700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(../fonts/barlow-condensed-700-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Real-Electrik. Rysunek techniczny instalacji: papier i granatowy tusz, prąd jako żółty zakreślacz.
   Klasy na <html>:  .js (działa skrypt)  .motion (animacje dozwolone)  .no-js (brak skryptu) */

:root {
  --canvas: #EFF2F3;
  --surface: #F8FAFA;
  --ink: #0C1D3D;
  --ink-soft: #4B5A78;
  --hair: rgba(12, 29, 61, .16);
  --grid: rgba(12, 29, 61, .05);
  --accent: #F5B400;
  --accent-press: #DFA300;
  --accent-ink: #0C1D3D;
  --hl: .5;
  --lit-line: var(--ink);
  --shade: rgba(12, 29, 61, .28);

  --font-d: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-t: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease: cubic-bezier(.23, 1, .32, 1);
  --gutter: clamp(1rem, 4vw, 3.5rem);
  --section: clamp(3.5rem, 9vw, 7.5rem);
  --r: 3px;
  --top-h: 61px;
  --dock-h: 0px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --canvas: #0A1731;
  --surface: #0E1F40;
  --ink: #E9EFF9;
  --ink-soft: #A3B3CF;
  --hair: rgba(233, 239, 249, .18);
  --grid: rgba(233, 239, 249, .045);
  --accent: #FFC629;
  --accent-press: #EDB412;
  --hl: .34;
  --lit-line: var(--accent);
  --shade: rgba(0, 0, 0, .5);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5.5rem; }
html.motion { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--canvas);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--font-t);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

h1, h2, h3, p, ul, dl, dd, figure { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; text-underline-offset: .18em; text-decoration-thickness: 1.5px; }
svg { display: block; }

h1, h2, .stage__endline {
  font-family: var(--font-d);
  font-weight: 600;
  line-height: .98;
  letter-spacing: -.012em;
  text-wrap: balance;
}
h2 { font-size: clamp(2.1rem, 4.4vw, 3.5rem); }

/* ---------- przyciski ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .72rem 1.15rem;
  border: 1.5px solid var(--ink);
  border-radius: var(--r);
  background: transparent;
  color: var(--ink);
  font: 600 1rem/1 var(--font-d);
  letter-spacing: .07em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 140ms var(--ease), color 140ms var(--ease), transform 120ms var(--ease);
}
.btn:active { transform: scale(.97); }
.btn--accent { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
@media (hover: hover) and (pointer: fine) {
  .btn--accent:hover { background: var(--accent-press); border-color: var(--accent-press); }
}

.tel {
  font: 600 1.25rem/1 var(--font-d);
  letter-spacing: .03em;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
  white-space: nowrap;
}
@media (hover: hover) { .tel:hover { text-decoration: underline; } }

/* ---------- pasek górny ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: clamp(.75rem, 2vw, 1.75rem);
  padding: .7rem var(--gutter);
  background: var(--canvas);
  border-bottom: 1px solid var(--hair);
}

.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; }
.brand__mark { display: block; height: 3.4rem; width: auto; flex: none; }
.brand__name {
  font: italic 800 1.55rem/1 var(--font-d);
  letter-spacing: .005em;
  text-transform: uppercase;
  white-space: nowrap;
}
:root[data-theme="dark"] .brand__name span:last-child { color: var(--accent); }
.brand__text { display: flex; align-items: center; gap: .95rem; }
.brand__person {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding-left: .95rem;
  border-left: 1.5px solid color-mix(in srgb, var(--ink) 28%, transparent);
  white-space: nowrap;
}
.brand__person strong { font: 600 1.2rem/1 var(--font-d); letter-spacing: .01em; }
.brand__role { font: 600 .74rem/1 var(--font-d); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-soft); }
/* węższy ekran: obok nazwy nie ma miejsca, nazwisko schodzi pod nazwę firmy */
@media (max-width: 1180px) {
  .brand__text { flex-direction: column; align-items: flex-start; gap: .3rem; }
  .brand__person { flex-direction: row-reverse; justify-content: flex-end; gap: .5em; padding-left: 0; border-left: 0; }
  .brand__person strong { font: 600 .72rem/1 var(--font-d); letter-spacing: .14em; text-transform: uppercase; }
  .brand__role { font-size: .72rem; letter-spacing: .14em; }
}

.top__nav { display: flex; gap: clamp(1rem, 2.2vw, 2rem); margin-left: auto; }
.top__nav a { white-space: nowrap; }
.top__nav a {
  font: 500 .95rem/1 var(--font-d);
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: .5rem 0;
  color: var(--ink-soft);
  transition: color 140ms var(--ease);
}
@media (hover: hover) { .top__nav a:hover { color: var(--ink); } }

.top__tel {
  font: 600 1.2rem/1 var(--font-d);
  letter-spacing: .03em;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
  white-space: nowrap;
}

.theme {
  flex: none;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1.5px solid var(--ink);
  border-radius: var(--r);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: transform 120ms var(--ease);
}
.theme:active { transform: scale(.94); }
.theme svg { width: 1.45rem; height: 1.45rem; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.theme__bulb { fill: var(--accent); }
:root[data-theme="dark"] .theme__bulb { fill: none; }

@media (max-width: 1080px) {
  .top__nav { display: none; }
  .top__tel { margin-left: auto; }
}
@media (max-width: 640px) {
  .top__tel, .top__cta { display: none; }
  .theme { margin-left: auto; }
  .brand__name { font-size: 1.35rem; }
  .brand__mark { height: 3rem; }
}

/* ---------- scena ze schematem ---------- */

.tour { position: relative; background-color: var(--canvas); }
.stage { position: relative; }

.stage__head h1, .stage__endline { font-size: clamp(2.5rem, 6vw, 5.2rem); }
.stage__sub { margin-top: .9rem; max-width: 60ch; color: var(--ink-soft); font-size: 1.125rem; }

.motion .stage {
  position: sticky;
  top: var(--top-h);
  height: calc(100svh - var(--top-h) - var(--dock-h));
  overflow: hidden;
}
.stage__grid { display: none; }
.motion .stage__grid {
  display: block;
  position: absolute;
  inset: -64px;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 32px 32px;
}
.motion .plan { position: absolute; inset: 0; }
.motion .plan svg { width: 100%; height: 100%; }

.motion .stage__head, .motion .stage__end {
  position: absolute;
  z-index: 2;
  top: clamp(1.1rem, 4.2vh, 3rem);
  left: var(--gutter);
  right: var(--gutter);
}
.motion .stage__head {
  pointer-events: none;
  opacity: var(--head-o, 1);
  transform: translate3d(0, calc((1 - var(--head-o, 1)) * -28px), 0);
}
.motion .stage__end {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.4rem;
  opacity: var(--end-o, 0);
  transform: translate3d(0, calc((1 - var(--end-o, 0)) * 22px), 0);
}
.stage__end { display: none; }
.motion .stage__end[inert] { pointer-events: none; }

@media (prefers-reduced-motion: no-preference) {
  .motion .stage__head h1 { animation: rise 760ms var(--ease) 80ms both; }
  .motion .stage__head .stage__sub { animation: rise 760ms var(--ease) 200ms both; }
}

/* po kliknięciu w obwód: wszystko, co zwykle idzie za przewijaniem, dojeżdża łagodnie */
.stage.is-jump .hl path { transition: stroke-dashoffset 720ms var(--ease); }
.stage.is-jump .panel { transition: transform 720ms var(--ease); }
.stage.is-jump .stage__head, .stage.is-jump .stage__end { transition: opacity 420ms var(--ease), transform 420ms var(--ease); }

/* po kliknięciu w menu: treść łagodnie gaśnie i wraca już w nowym miejscu */
.motion main { transition: opacity 360ms var(--ease); }
.motion.is-cut main { opacity: 0; transition: opacity 160ms linear; }

/* tryb bez animacji i bez skryptu: zwykła sekcja */
html:not(.motion) .stage { display: flex; flex-direction: column; }
html:not(.motion) .stage__head { order: -1; padding: clamp(1.5rem, 4.5vh, 3.25rem) var(--gutter) 0; }
html:not(.motion) .plan { padding: 1.5rem var(--gutter) 0; }
html:not(.motion) .plan svg { width: 100%; height: auto; overflow: visible; }
html:not(.motion) .plan--tall svg { max-width: 27rem; }
.no-js .plan { display: none; }

/* rysunek */

.plan svg { font-family: var(--font-d); }
.wire, .ring, .bus, .box, .br__blade, .br__ring, .br__node { fill: none; stroke: var(--ink); stroke-width: 1.75; }
.bus { stroke-width: 4.5; stroke-linecap: square; }
.box { stroke: var(--ink-soft); stroke-width: 1; stroke-dasharray: 14 5 2 5; }
.ring { fill: var(--canvas); }
.note { fill: var(--ink-soft); font-size: 13px; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }

.hl { opacity: var(--hl); }
.hl path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 13;
  stroke-linecap: butt;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.br { cursor: pointer; outline: none; -webkit-tap-highlight-color: transparent; transition: opacity 600ms var(--ease); }
.br__hit { fill: transparent; stroke: none; }
.br:focus-visible .br__hit { stroke: var(--ink); stroke-width: 2; stroke-dasharray: 5 4; }
.br__dot { fill: var(--ink); }
.br__node { fill: var(--canvas); }
.br__blade {
  stroke-width: 2.4;
  stroke-linecap: round;
  transform: rotate(calc(var(--open, 0deg) * (1 - var(--c, 0)) * var(--hv, 1)));
  transition: transform 140ms var(--ease), stroke 520ms var(--ease);
}
.br .wire { transition: stroke 520ms var(--ease); }
.br__ring { fill: var(--canvas); transition: fill 520ms var(--ease), stroke 520ms var(--ease); }
.br__icon { fill: none; stroke: var(--ink); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; transition: stroke 520ms var(--ease); }
.br__icon .f { fill: var(--ink); stroke: none; transition: fill 520ms var(--ease); }
.br__tag rect { fill: var(--accent); }
.br__tag text { fill: var(--accent-ink); font-size: 13.5px; font-weight: 700; text-anchor: middle; }
.br__label { fill: var(--ink); font-size: 16.5px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
.br__sub { fill: var(--ink-soft); font-size: 15px; font-weight: 500; letter-spacing: .03em; }

@media (hover: hover) and (pointer: fine) {
  .br:hover .br__blade { --hv: .4; }
  .br:hover .br__ring { fill: color-mix(in srgb, var(--accent) 30%, var(--canvas)); }
}
.br.is-lit .br__ring { fill: var(--accent); stroke: var(--lit-line); }
.br.is-lit .br__icon { stroke: var(--accent-ink); }
.br.is-lit .br__icon .f { fill: var(--accent-ink); }
.br.is-lit .wire, .br.is-lit .br__blade { stroke: var(--lit-line); }

.plan.is-focus .br { opacity: .26; }
.plan.is-focus .br.is-active { opacity: 1; }

@media (prefers-reduced-motion: no-preference) {
  .plan.is-intro .br { animation: rise 520ms var(--ease) both; animation-delay: calc(var(--d) * 45ms + 300ms); }
  .plan.is-intro .bus { stroke-dasharray: 1; animation: draw 820ms var(--ease) 120ms both; }
}
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }
@keyframes draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }

/* ---------- panel usługi ---------- */

.service__no {
  font: 500 .95rem/1 var(--font-d);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.service h2 { margin-top: .8rem; font-size: clamp(1.9rem, 3.1vw, 3rem); }
.service__lead { margin-top: 1.1rem; max-width: 34rem; font-size: 1.125rem; line-height: 1.5; text-wrap: pretty; }
.service h3 {
  margin-top: 1.9rem;
  font: 500 .9rem/1 var(--font-d);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.service ul { margin-top: .75rem; border-top: 1.5px solid var(--ink); }
.service li {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  padding: .58rem 0;
  border-bottom: 1px solid var(--hair);
  line-height: 1.4;
}
.service li::before {
  content: "";
  flex: none;
  width: .44rem;
  height: .44rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 1.5px var(--ink);
  transform: translateY(-.1em);
}
:root[data-theme="dark"] .service li::before { box-shadow: none; }
.service li b { display: block; font-weight: 600; }
.service li small { display: block; margin-top: .1rem; font-size: .92rem; color: var(--ink-soft); }

.panel__tabs { display: none; }
.panel__cta { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem 1.5rem; }

/* tryb statyczny: lista usług pod schematem */
html:not(.motion) .panel { padding: var(--section) var(--gutter); }
html:not(.motion) .panel__body { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 3.5rem var(--gutter); }
html:not(.motion) .panel__cta { margin-top: 3rem; }

/* tryb animowany: panel wjeżdża z boku (szeroki ekran) albo z dołu (telefon) */
.motion .panel {
  position: absolute;
  z-index: 3;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(44%, 38rem);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  padding: 1.4rem clamp(1.25rem, 2.6vw, 2.6rem) 1.6rem;
  background: var(--surface);
  border-left: 1.5px solid var(--ink);
  box-shadow: -22px 0 44px -30px var(--shade);
  transform: translate3d(calc((1 - var(--pt, 0)) * 104%), 0, 0);
}
.motion .panel__tabs { display: flex; flex-wrap: wrap; gap: .35rem; }
.tab {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 1.8rem;
  padding: 0;
  border: 1.5px solid var(--ink);
  border-radius: var(--r);
  background: transparent;
  color: var(--ink);
  font: 700 1rem/1 var(--font-d);
  font-variant-numeric: tabular-nums;
  cursor: pointer;
  transition: background-color 360ms var(--ease), border-color 360ms var(--ease), color 360ms var(--ease), transform 120ms var(--ease);
}
.tab:active { transform: scale(.94); }
.tab.tab--home { display: inline-flex; align-items: center; gap: .35rem; width: auto; padding: 0 .6rem 0 .45rem; margin-right: .45rem; font-size: .9rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.tab--home svg { width: 1rem; height: 1rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tab.is-done { background: color-mix(in srgb, var(--accent) 32%, var(--surface)); }
.tab.is-on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
@media (hover: hover) and (pointer: fine) {
  .tab:not(.is-on):hover { background: color-mix(in srgb, var(--accent) 55%, var(--surface)); }
}

.motion .panel__body { flex: 1; min-height: 0; display: grid; align-content: safe center; overflow: hidden; }
/* Wszystkie opisy leżą w tym samym miejscu i spokojnie przenikają jeden w drugi. */
.motion .service {
  grid-area: 1 / 1;
  opacity: 0;
  visibility: hidden;
  transition: opacity 200ms linear, visibility 0s linear 200ms;
}
.motion .service.is-active {
  opacity: 1;
  visibility: visible;
  transition: opacity 380ms var(--ease) 200ms, visibility 0s;
}

/* telefon i tablet: panel na dole sceny */
@media (max-width: 1023.98px) {
  .stage__head h1, .stage__endline { font-size: clamp(2.3rem, 9.4vw, 3.6rem); }
  .stage__sub { font-size: 1.0625rem; }
  .motion .panel {
    top: auto;
    left: 0;
    width: auto;
    height: clamp(18.5rem, 54%, 27rem);
    gap: .8rem;
    padding: .85rem var(--gutter) 1rem;
    border-left: 0;
    border-top: 1.5px solid var(--ink);
    box-shadow: 0 -22px 44px -30px var(--shade);
    transform: translate3d(0, calc((1 - var(--pt, 0)) * 104%), 0);
  }
  .motion .panel__body { align-content: start; }
  .motion .service__no { display: none; }
  .motion .service h2 { margin-top: 0; font-size: clamp(1.5rem, 5.6vw, 2.1rem); line-height: 1.02; }
  .motion .service__lead { margin-top: .55rem; font-size: 1rem; line-height: 1.4; }
  .motion .service h3 { display: none; }
  .motion .service ul { margin-top: .7rem; border-top-width: 1px; }
  .motion .service li { padding: .3rem 0; border-bottom: 0; font-size: .95rem; line-height: 1.3; gap: .6rem; }
  .motion .service li::before { width: .38rem; height: .38rem; }
  .motion .service li small { display: none; }
  .motion .service li b { font-weight: 500; }
  .tab { width: 1.95rem; height: 1.7rem; }
}
@media (max-width: 640px) {
  .motion .panel__cta { display: none; }
}
/* niski ekran telefonu: panel dostaje więcej miejsca, żeby zmieściły się wszystkie punkty */
@media (max-width: 1023.98px) and (max-height: 700px) {
  .motion .panel { height: clamp(18.5rem, 61%, 27rem); }
}

/* ---------- dalsza część: przewód biegnący przez stronę ---------- */

.rest { position: relative; --pad-l: var(--gutter); }
@media (max-width: 640px) { .rest { --pad-l: 2.5rem; } }

.spine, .node { display: none; }
.motion .spine {
  display: block;
  position: absolute;
  z-index: 5;
  top: 0;
  left: calc(var(--pad-l) / 2);
  width: 0;
  height: var(--spine-h, 100%);
  pointer-events: none;
}
.spine::before { content: ""; position: absolute; top: 0; bottom: 0; left: -.75px; width: 1.5px; background: var(--hair); }
.spine__fill {
  position: absolute;
  top: 0;
  left: -1.5px;
  width: 3px;
  height: 100%;
  background: var(--accent);
  transform-origin: 50% 0;
  transform: scaleY(var(--sp, 0));
}
.motion .node {
  display: block;
  position: absolute;
  z-index: 6;
  left: calc(var(--pad-l) / 2);
  width: 13px;
  height: 13px;
  margin: -6.5px 0 0 -6.5px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  background: var(--canvas);
  transition: background-color 220ms var(--ease), transform 420ms var(--ease);
}
.motion .node.is-on { background: var(--accent); transform: scale(1.25); }

.motion [data-in] { opacity: 0; transform: translate3d(0, 14px, 0); }
.motion [data-in].is-in { opacity: 1; transform: none; transition: opacity 620ms var(--ease), transform 620ms var(--ease); }

/* dlaczego my */

.why {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.1fr);
  gap: 2rem var(--gutter);
  padding: var(--section) var(--gutter) var(--section) var(--pad-l);
}
.why .node { top: calc(var(--section) + 1.35rem); }
.why h2 { position: sticky; top: 6rem; align-self: start; padding-left: .25rem; }
.why__list { border-top: 1.5px solid var(--ink); }
.why__list > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: .5rem 2rem;
  align-items: baseline;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--hair);
}
.why dt { display: flex; align-items: baseline; gap: .8rem; font: 600 1.7rem/1.08 var(--font-d); letter-spacing: -.005em; }
.why dd { color: var(--ink-soft); max-width: 36rem; text-wrap: pretty; }
.lamp { flex: none; width: 1.35rem; height: 1.35rem; transform: translateY(.14em); fill: none; stroke: var(--ink); stroke-width: 1.6; overflow: visible; }
.lamp circle { fill: var(--accent); transition: fill 320ms var(--ease) 380ms; }
.lamp path { stroke: var(--accent-ink); }
.motion [data-in]:not(.is-in) .lamp circle { fill: var(--canvas); }
@media (max-width: 860px) {
  .why { grid-template-columns: minmax(0, 1fr); }
  .why h2 { position: static; }
  .why__list > div { grid-template-columns: minmax(0, 1fr); padding: 1.25rem 0; }
  .why dd { padding-left: 2.15rem; }
}

/* obszar */

.area {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 2.5rem var(--gutter);
  align-items: center;
  padding: var(--section) var(--gutter) var(--section) var(--pad-l);
  color: var(--accent-ink);
}
.area__flood {
  position: absolute;
  inset: 0;
  background: var(--accent);
}
.motion .area__flood { clip-path: circle(var(--fr, 0px) at calc(var(--pad-l) / 2) 0); }
.area__text, .area__map { position: relative; }
.area h2 { font-size: clamp(2.4rem, 5.6vw, 4.8rem); max-width: 16ch; }
.motion [data-words] .w { opacity: clamp(.18, calc((var(--wp, 0) - var(--w)) * var(--wn) + .18), 1); }
.area__base { margin-top: 1.5rem; max-width: 34rem; font-size: 1.125rem; line-height: 1.5; }
.area__who {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .75rem 2.5rem;
  margin-top: clamp(2rem, 5vw, 3.75rem);
  padding-top: 1.25rem;
  border-top: 1.5px solid var(--accent-ink);
}
.area__who p { font: 500 .95rem/1 var(--font-d); letter-spacing: .12em; text-transform: uppercase; }
.area__who ul { display: flex; flex-wrap: wrap; gap: .5rem 2.5rem; }
.area__who li { font: 600 1.5rem/1.1 var(--font-d); }
.area ::selection { background: var(--accent-ink); color: var(--accent); }

.area__map svg { width: 100%; height: auto; max-height: 33rem; overflow: visible; font-family: var(--font-d); }
.map__shape {
  fill: var(--accent-ink);
  fill-opacity: calc(var(--mp, 1) * .08);
  stroke: var(--accent-ink);
  stroke-width: 2.2;
  stroke-linejoin: round;
  stroke-dasharray: 1;
  stroke-dashoffset: calc(1 - var(--mp, 1));
}
.map__city { opacity: clamp(0, calc((var(--mp, 1) - .5 - var(--c) * .09) * 14), 1); }
.map__city circle { fill: var(--accent-ink); }
.map__city .map__ring { fill: none; stroke: var(--accent-ink); stroke-width: 1.8; }
.map__city.map__city--base text { font-size: 17px; font-weight: 700; }
.map__city text { fill: var(--accent-ink); font-size: 15px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; }
@media (max-width: 860px) {
  .area { grid-template-columns: minmax(0, 1fr); }
  .area__map svg { max-width: 21rem; }
}

/* kontakt */

.contact {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 3rem var(--gutter);
  align-items: start;
  padding: var(--section) var(--gutter) var(--section) var(--pad-l);
}
.contact .node { top: calc(var(--section) + 1.35rem); }
.contact__lead { padding-left: .25rem; }
.contact__lead p { margin-top: 1.1rem; max-width: 30rem; color: var(--ink-soft); }
.contact__tel {
  display: block;
  width: fit-content;
  margin-top: 2.2rem;
  font: 600 clamp(3.2rem, 7.6vw, 6.4rem)/.95 var(--font-d);
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
  text-decoration: none;
  white-space: nowrap;
}
.contact__mail { display: inline-block; margin-top: 1rem; font-size: 1.1875rem; }
@media (hover: hover) { .contact__tel:hover { text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: .12em; } }

.block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5px;
  border: 1.5px solid var(--ink);
  background: var(--ink);
}
.cell { margin: 0; padding: .65rem 1rem .8rem; background: var(--surface); }
.cell--full { grid-column: 1 / -1; }
.cell label {
  display: block;
  font: 500 .82rem/1.2 var(--font-d);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.cell input, .cell select, .cell textarea {
  display: block;
  width: 100%;
  margin-top: .3rem;
  padding: .15rem 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font: 500 1.125rem/1.4 var(--font-t);
  outline: none;
  caret-color: var(--ink);
}
.cell textarea { resize: vertical; min-height: 6rem; }
.cell select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  padding-right: 1.5rem;
  background-repeat: no-repeat;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(-45deg, transparent 50%, var(--ink) 50%);
  background-size: .4rem .4rem, .4rem .4rem;
  background-position: right .5rem center, right .1rem center;
}
.cell select option { background: var(--surface); color: var(--ink); }
.cell:focus-within { background: color-mix(in srgb, var(--accent) 16%, var(--surface)); box-shadow: inset 0 -3px 0 var(--ink); }
.cell--note { display: flex; align-items: center; font-size: .95rem; line-height: 1.4; color: var(--ink-soft); }
/* pole komunikatu jest puste do czasu wysłania; wtedy przycisk zajmuje całą szerokość */
.cell--note:empty { display: none; }
.cell--legal { padding: .6rem 1rem .7rem; font-size: .82rem; line-height: 1.45; color: var(--ink-soft); }
.cell--send:disabled { opacity: .6; cursor: progress; }
.cell--note:empty + .cell--send { grid-column: 1 / -1; }
.cell--send {
  border: 0;
  background: var(--accent);
  color: var(--accent-ink);
  font: 600 1.2rem/1 var(--font-d);
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 4rem;
  transition: background-color 140ms var(--ease);
}
.cell--send:active { background: var(--accent-press); }
.cell--send:focus-visible { outline-offset: -5px; }
@media (hover: hover) and (pointer: fine) { .cell--send:hover { background: var(--accent-press); } }

@media (max-width: 860px) { .contact { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 480px) { .block { grid-template-columns: minmax(0, 1fr); } }

/* ---------- stopka i dolny pasek ---------- */

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem 2rem;
  padding: 1.75rem var(--gutter);
  border-top: 1px solid var(--hair);
  font-size: .95rem;
  color: var(--ink-soft);
}
.foot a { margin-left: 1.25rem; }
.foot address { font-style: normal; }
.foot span { display: inline-block; margin-left: 1.25rem; }
.foot p:last-child a:first-child { margin-left: 0; }

.dock { display: none; }
@media (max-width: 640px) {
  :root { --dock-h: 3.5rem; }
  body { padding-bottom: calc(3.5rem + env(safe-area-inset-bottom)); }
  .dock {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 40;
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1.5px solid var(--ink);
    padding-bottom: env(safe-area-inset-bottom);
    background: var(--canvas);
  }
  .dock a {
    display: grid;
    place-items: center;
    height: 3.5rem;
    font: 600 1.1rem/1 var(--font-d);
    letter-spacing: .08em;
    text-transform: uppercase;
    text-decoration: none;
  }
  .dock a:last-child { background: var(--accent); color: var(--accent-ink); }
}

/* ---------- przejście między trybami ---------- */

::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }