/* Layout: kamienica o zmierzchu. Tynkowy papier, atramentowa fasada, bursztynowe światło w oknach.
   Motyw: 10 okien = 10 podpisanych umów. Występuje tylko w znaku, w hero i w pasie gwarancji. */
:root {
  --paper: #ECEBE5;
  --paper-2: #E1DFD6;
  --ink: #15213A;
  --ink-soft: #4B5569;
  --rule: #C8C5BA;
  --accent: #8A4D06;
  --light: #F1AA3E;
  --light-glow: rgba(241, 170, 62, .45);
  --facade: #1A2742;
  --frame: #31416A;
  --win-off: #233150;
  --band: #15213A;
  --band-fg: #ECEBE5;
  --band-muted: #A7AEBD;
  --field: #F7F6F2;
  --danger: #A2311E;
  --ok: #2E6A3E;

  --f-display: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --f-body: "Onest", "Segoe UI", system-ui, -apple-system, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --step--1: .8125rem;
  --step-0: 1rem;
  --step-1: 1.125rem;
  --step-2: clamp(1.3rem, 1.1rem + .8vw, 1.6rem);
  --step-3: clamp(1.75rem, 1.35rem + 1.7vw, 2.5rem);
  --step-4: clamp(2.35rem, 1.6rem + 3.4vw, 4.25rem);

  --wrap: 1160px;
  --gut: max(16px, env(safe-area-inset-left, 0px));
  --gut-r: max(16px, env(safe-area-inset-right, 0px));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0F1729; --paper-2: #151F36; --ink: #E9E6DD; --ink-soft: #A5ACBB; --rule: #2A3551;
    --accent: #F2B85F; --light: #F2AE45; --light-glow: rgba(242, 174, 69, .38);
    --facade: #1B2844; --frame: #36466F; --win-off: #111A2E;
    --band: #18233F; --band-fg: #E9E6DD; --band-muted: #A5ACBB;
    --field: #121B30; --danger: #F18A72; --ok: #7CC490;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0F1729; --paper-2: #151F36; --ink: #E9E6DD; --ink-soft: #A5ACBB; --rule: #2A3551;
  --accent: #F2B85F; --light: #F2AE45; --light-glow: rgba(242, 174, 69, .38);
  --facade: #1B2844; --frame: #36466F; --win-off: #111A2E;
  --band: #18233F; --band-fg: #E9E6DD; --band-muted: #A5ACBB;
  --field: #121B30; --danger: #F18A72; --ok: #7CC490;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  z-index: 10; background: var(--paper);
}
h1, h2, h3 { font-family: var(--f-display); font-weight: 500; text-wrap: balance; margin: 0; }
p { margin: 0; text-wrap: pretty; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.wrap {
  max-width: calc(var(--wrap) + 32px);
  margin-inline: auto;
  padding-left: var(--gut);
  padding-right: var(--gut-r);
}
.eyebrow {
  font-family: var(--f-mono);
  font-size: var(--step--1);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ---------- Znak: 10 okien ---------- */
.mark { display: grid; grid-template-columns: repeat(5, 5px); gap: 2px; }
.mark i { display: block; width: 5px; height: 6px; background: var(--ink); opacity: .85; }
.mark i:last-child { background: var(--light); opacity: 1; }

/* ---------- Nagłówek ---------- */
.site-head {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-head.scrolled { border-bottom-color: var(--rule); }
.site-head .wrap { display: flex; align-items: center; gap: 24px; padding-block: 14px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-name { font-family: var(--f-display); font-size: 1.3rem; font-weight: 500; letter-spacing: -.01em; line-height: 1; }
.nav { display: flex; gap: 28px; margin-left: auto; font-size: .9375rem; }
.nav a { text-decoration: none; color: var(--ink-soft); }
.nav a:hover { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 500 .9375rem/1 var(--f-body);
  padding: 14px 20px;
  background: var(--ink); color: var(--paper);
  border: 1px solid var(--ink); border-radius: 2px;
  text-decoration: none; cursor: pointer;
  transition: background .2s, color .2s;
}
.btn:hover { background: transparent; color: var(--ink); }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }
.btn-sm { padding: 10px 14px; font-size: .875rem; }
@media (max-width: 760px) { .nav { display: none; } .site-head .btn-sm { margin-left: auto; } }

/* ---------- Hero ---------- */
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(32px, 6vw, 88px);
  align-items: end;
  padding-block: clamp(48px, 8vw, 104px) clamp(56px, 8vw, 96px);
}
.hero-copy { display: grid; gap: 28px; min-width: 0; }
.hero h1 { font-size: var(--step-4); line-height: 1.04; letter-spacing: -.018em; }
.hero h1 em { font-style: italic; color: var(--accent); }
.lead { font-size: var(--step-1); color: var(--ink-soft); max-width: 36em; }
.promise {
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center;
  padding-block: 18px; border-block: 1px solid var(--rule);
  max-width: 36em;
}
.promise .num { font-family: var(--f-display); font-size: 3.25rem; line-height: .9; font-weight: 400; }
.promise p { font-size: var(--step-1); line-height: 1.4; }
.promise strong { font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; }
.link { color: var(--ink); text-underline-offset: 4px; text-decoration-thickness: 1px; font-weight: 500; }
.link:hover { color: var(--accent); }

/* Fasada */
.facade-wrap { display: grid; gap: 18px; min-width: 0; }
.facade {
  width: 100%; max-width: 460px; justify-self: end;
  background: var(--facade);
  padding: 0 clamp(16px, 3vw, 28px);
  position: relative;
}
.facade::before { /* gzyms */
  content: ""; display: block; height: 14px;
  margin-inline: calc(-1 * clamp(16px, 3vw, 28px) - 10px);
  background: var(--facade);
  border-bottom: 3px solid var(--frame);
}
.floors {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: clamp(14px, 2.4vw, 22px) clamp(10px, 2vw, 18px);
  padding-block: clamp(22px, 3.5vw, 32px);
}
.floor-line { grid-column: 1 / -1; height: 2px; background: var(--frame); margin-inline: calc(-1 * clamp(16px, 3vw, 28px)); }
.win {
  aspect-ratio: 3 / 4.6; max-width: 100%;
  border: 2px solid var(--frame);
  background: var(--win-off);
  position: relative;
  transition: background .5s ease, box-shadow .7s ease;
}
.win::before, .win::after { content: ""; position: absolute; background: var(--frame); }
.win::before { left: 50%; top: 0; bottom: 0; width: 2px; transform: translateX(-50%); }
.win::after { left: 0; right: 0; top: 32%; height: 2px; }
.win.lit {
  background: linear-gradient(180deg, color-mix(in srgb, var(--light) 80%, #fff) 0%, var(--light) 70%);
  box-shadow: 0 0 22px 2px var(--light-glow);
}
.ground {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: end;
  border-top: 3px solid var(--frame);
  padding-top: 18px;
}
.ground .plinth { height: 10px; border-top: 2px solid var(--frame); align-self: end; }
.door {
  width: clamp(48px, 9vw, 64px); height: clamp(62px, 11vw, 82px);
  border: 2px solid var(--frame); border-bottom: 0;
  border-radius: 40px 40px 0 0;
  background: var(--win-off);
  position: relative;
}
.door::after { content: ""; position: absolute; left: 50%; top: 18px; bottom: 0; width: 2px; background: var(--frame); transform: translateX(-50%); }
.facade-caption {
  max-width: 460px; justify-self: end; width: 100%;
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  font-family: var(--f-mono); font-size: var(--step--1); color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}
.facade-caption b { font-weight: 500; color: var(--ink); font-size: 1rem; }

/* ---------- Sekcje ---------- */
section { scroll-margin-top: 80px; }
.section { padding-block: clamp(64px, 9vw, 120px); }
.split {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(28px, 6vw, 88px);
}
.split > * { min-width: 0; }
.section h2 { font-size: var(--step-3); line-height: 1.12; letter-spacing: -.012em; }
.section-head { display: grid; gap: 16px; align-content: start; }
.prose { display: grid; gap: 1.1em; font-size: var(--step-1); max-width: 34em; color: var(--ink-soft); }
.prose strong { color: var(--ink); font-weight: 600; }

.problem { border-top: 1px solid var(--rule); }

/* Kroki */
.steps-sec { background: var(--paper-2); }
.steps {
  list-style: none; margin: clamp(36px, 5vw, 56px) 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 4vw, 48px);
  counter-reset: step;
}
.steps li { display: grid; gap: 10px; align-content: start; padding-top: 20px; border-top: 1px solid var(--ink); counter-increment: step; }
.steps li::before {
  content: "Krok " counter(step);
  font-family: var(--f-mono); font-size: var(--step--1); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft);
}
.steps h3 { font-size: var(--step-2); line-height: 1.2; }
.steps p { color: var(--ink-soft); }

/* Gwarancja */
.guarantee { background: var(--band); color: var(--band-fg); }
.guarantee .eyebrow { color: var(--band-muted); }
.guarantee .wrap { display: grid; gap: clamp(36px, 5vw, 56px); padding-block: clamp(72px, 10vw, 128px); }
.guarantee h2 { font-size: var(--step-4); line-height: 1.04; letter-spacing: -.018em; max-width: 15em; }
.guarantee h2 em { font-style: italic; color: var(--light); }
.row-wins {
  display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: clamp(6px, 1.4vw, 16px);
  max-width: 760px;
}
.row-wins .cell { display: grid; gap: 8px; justify-items: center; }
.row-wins .win { width: 100%; }
.row-wins .n { font-family: var(--f-mono); font-size: .75rem; color: var(--band-muted); font-variant-numeric: tabular-nums; }
.row-axis {
  max-width: 760px; display: flex; justify-content: space-between; gap: 16px;
  font-family: var(--f-mono); font-size: var(--step--1); color: var(--band-muted);
  border-top: 1px solid color-mix(in srgb, var(--band-fg) 25%, transparent); padding-top: 12px;
}
.guarantee-text { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(20px, 4vw, 56px); max-width: 920px; }
.guarantee-text p { color: var(--band-muted); font-size: var(--step-1); }
.guarantee-text p strong { color: var(--band-fg); font-weight: 500; }

/* FAQ */
.faq-list { display: grid; border-top: 1px solid var(--rule); }
.faq-list details { border-bottom: 1px solid var(--rule); }
.faq-list summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center;
  padding-block: 22px;
  font-family: var(--f-display); font-size: var(--step-2); line-height: 1.25;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .tog { width: 14px; height: 14px; position: relative; flex: none; }
.faq-list summary .tog::before, .faq-list summary .tog::after {
  content: ""; position: absolute; background: var(--ink); left: 0; right: 0; top: 50%; height: 1.5px; transform: translateY(-50%);
  transition: transform .25s;
}
.faq-list summary .tog::after { transform: translateY(-50%) rotate(90deg); }
.faq-list details[open] summary .tog::after { transform: translateY(-50%) rotate(0deg); }
.faq-list summary:hover { color: var(--accent); }
.faq-list .ans { padding-bottom: 24px; color: var(--ink-soft); max-width: 38em; font-size: var(--step-1); }

/* Kontakt */
.contact { border-top: 1px solid var(--rule); }
.contact-notes { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 12px; }
.contact-notes li { display: grid; grid-template-columns: 14px 1fr; gap: 14px; align-items: baseline; color: var(--ink-soft); }
.contact-notes li::before { content: ""; width: 10px; height: 12px; background: var(--light); border: 1.5px solid var(--frame); transform: translateY(1px); }

.form-card {
  background: var(--field);
  border: 1px solid var(--rule);
  padding: clamp(22px, 4vw, 40px);
  display: grid; gap: 22px;
}
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 20px; }
.field { display: grid; gap: 8px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .875rem; font-weight: 500; }
.field input {
  font: 400 1rem/1.4 var(--f-body);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-bottom: 1.5px solid var(--ink-soft);
  border-radius: 0;
  padding: 13px 14px;
  width: 100%;
  transition: border-color .2s, background .2s;
}
.field input::placeholder { color: color-mix(in srgb, var(--ink-soft) 70%, transparent); }
.field input:focus { outline: none; border-bottom-color: var(--accent); background: var(--field); box-shadow: inset 0 -1px 0 var(--accent); }
.field input[aria-invalid="true"] { border-bottom-color: var(--danger); }
.err { font-size: .8125rem; color: var(--danger); min-height: 0; }
.err:empty { display: none; }
.consent-err:not(:empty) { display: block; margin-top: 6px; }
.consent { display: grid; grid-template-columns: 20px 1fr; gap: 12px; align-items: start; font-size: .875rem; color: var(--ink-soft); line-height: 1.5; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--ink); }
.form-foot { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
.form-foot .btn { min-width: 220px; }
.form-foot small { color: var(--ink-soft); font-size: .8125rem; }
.btn[disabled] { opacity: .6; cursor: progress; }
.form-status { font-size: .9375rem; padding: 14px 16px; border-left: 3px solid var(--danger); background: var(--paper); }
.form-status.ok { border-left-color: var(--ok); }

.thanks { display: grid; gap: 14px; }
.thanks h3 { font-size: var(--step-3); line-height: 1.1; }
.thanks p { color: var(--ink-soft); font-size: var(--step-1); }

/* Stopka */
.site-foot { border-top: 1px solid var(--rule); }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 12px 32px; align-items: center; justify-content: space-between; padding-block: 28px; font-size: .875rem; color: var(--ink-soft); }
.site-foot .brand-name { font-size: 1.1rem; color: var(--ink); }

/* Responsywność */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; align-items: start; }
  .facade, .facade-caption { justify-self: start; }
  .split { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .guarantee-text { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .fields { grid-template-columns: 1fr; }
  .row-wins { grid-template-columns: repeat(5, minmax(0, 1fr)); max-width: 320px; }
  .row-axis { max-width: 320px; }
  .promise .num { font-size: 2.6rem; }
  .form-foot .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* Link w zgodzie i stopce */
.consent a, .form-info a, .site-foot a.plain { color: var(--ink); text-underline-offset: 3px; }
.form-info { font-size: .8125rem; color: var(--ink-soft); line-height: 1.5; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* Polityka prywatności */
.legal .wrap { padding-block: clamp(48px, 7vw, 96px) clamp(64px, 9vw, 120px); }
.legal-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(28px, 6vw, 88px); }
.legal-grid > * { min-width: 0; }
.legal-aside { display: grid; gap: 18px; align-content: start; position: sticky; top: 96px; }
.legal-aside h1 { font-size: var(--step-3); line-height: 1.1; letter-spacing: -.012em; }
.legal-aside p { color: var(--ink-soft); font-size: .9375rem; }
.legal-toc { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; font-size: .9375rem; counter-reset: toc; }
.legal-toc li { counter-increment: toc; display: grid; grid-template-columns: 2.8em 1fr; }
.legal-toc li::before { content: "§ " counter(toc); font-family: var(--f-mono); font-size: .8125rem; color: var(--ink-soft); padding-top: 2px; }
.legal-toc a { color: var(--ink-soft); text-decoration: none; }
.legal-toc a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.legal-body { display: grid; gap: 40px; max-width: 42em; counter-reset: par; }
.legal-body section { display: grid; gap: 14px; padding-top: 22px; border-top: 1px solid var(--rule); counter-increment: par; scroll-margin-top: 96px; }
.legal-body h2 { font-size: var(--step-2); line-height: 1.25; display: grid; grid-template-columns: 2.6em 1fr; }
.legal-body h2::before { content: "§ " counter(par); font-family: var(--f-mono); font-size: .875rem; font-weight: 400; color: var(--ink-soft); padding-top: .35em; }
.legal-body p, .legal-body li { color: var(--ink-soft); }
.legal-body strong { color: var(--ink); font-weight: 600; }
.legal-body ul { margin: 0; padding-left: 1.2em; display: grid; gap: 8px; }
.legal-body .card { background: var(--paper-2); padding: 18px 20px; display: grid; gap: 4px; font-variant-numeric: tabular-nums; }
.legal-body .card p { color: var(--ink); }
.legal-meta { font-family: var(--f-mono); font-size: var(--step--1); color: var(--ink-soft); }
@media (max-width: 900px) { .legal-grid { grid-template-columns: 1fr; } .legal-aside { position: static; } }