/* =========================================================
   UrbanPlanner — style.css
   Custom CSS, mobile-first, system bez frameworka.
   ========================================================= */

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { min-height: 100vh; line-height: 1.6; }
img, picture, svg { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* === Font self-hosted === */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/InterVariable.woff2') format('woff2-variations'),
       url('../fonts/InterVariable.woff2') format('woff2');
}

/* === Zmienne === */
:root {
  --c-bg: #ffffff;
  --c-bg-alt: #f5f5f4;
  --c-text: #0a0a0a;
  --c-text-muted: #555555;
  --c-border: #e5e5e5;
  --c-border-strong: #0a0a0a;

  /* Akcent - pomarańcz z dawnej identyfikacji. Kontrast na bieli 5,3:1 (WCAG AA) */
  --c-accent: #C24400;
  --c-accent-soft: #FFF1EA;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

  --container-max: 1280px;
  --container-pad: clamp(1.5rem, 5vw, 4rem);
  --section-pad: clamp(4rem, 10vw, 8rem);

  --transition: 200ms ease;
}

/* === Bazowe === */
body {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

section { padding-block: var(--section-pad); }

/* === Typografia === */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--c-text);
}
h1 { font-size: clamp(2.5rem, 6vw, 4.75rem); letter-spacing: -0.045em; }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); letter-spacing: -0.035em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); letter-spacing: -0.025em; font-weight: 600; }
h4 { font-size: 1rem; }

p { color: var(--c-text-muted); max-width: 60ch; }

.lead {
  font-size: clamp(1.125rem, 1.5vw, 1.375rem);
  color: var(--c-text);
  max-width: 50ch;
  line-height: 1.5;
}

.eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}

/* Etykieta akcentowa. Etykieta ma nieść kategorię, której nie ma w nagłówku
   pod nią; jeśli go powtarza, należy ją usunąć.
   Bez kreski przed tekstem - graficzny myślnik czytany jest dziś jako ślad
   generatora, tak samo jak długi myślnik w zdaniu. */
.eyebrow-accent {
  color: var(--c-accent);
}

.visually-hidden {
  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 === */
.skip-link {
  position: absolute;
  top: -100px; left: 0;
  padding: 0.5rem 1rem;
  background: var(--c-text);
  color: var(--c-bg);
  z-index: 100;
}
.skip-link:focus { top: 0; }

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.125rem;
  position: relative;
}
.logo {
  display: inline-flex;
  align-items: center;
  height: 22px;
  color: var(--c-text);
}
.logo svg { height: 100%; width: auto; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  position: relative;
  margin-left: auto;
  margin-right: -10px;
}
.nav-toggle span {
  position: absolute;
  left: 10px;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  transition: transform var(--transition), opacity var(--transition), top var(--transition);
}
.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 21px; }
.nav-toggle span:nth-child(3) { top: 27px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

.nav-list {
  display: flex;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
}
.nav-list a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--c-text);
  transition: opacity var(--transition);
}
.nav-list a:hover { opacity: 0.55; }
.nav-list a[aria-current="page"] {
  border-bottom: 2px solid var(--c-text);
  padding-bottom: 2px;
}
.nav-list a[aria-current="page"]:hover { opacity: 1; }

/* === Przyciski === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border: 1px solid var(--c-text);
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.btn-primary { background: var(--c-text); color: var(--c-bg); }
.btn-primary:hover { background: transparent; color: var(--c-text); }
.btn-secondary { background: transparent; color: var(--c-text); }
.btn-secondary:hover { background: var(--c-text); color: var(--c-bg); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--c-text);
  border-bottom: 2px solid var(--c-accent);
  padding-bottom: 2px;
  transition: gap var(--transition), color var(--transition);
  align-self: flex-start;
}
.link-arrow:hover { gap: 0.625rem; color: var(--c-accent); }

/* === Hero === */
.hero { padding-block: clamp(5rem, 12vw, 10rem); }
.hero-inner { display: grid; gap: 2.25rem; max-width: 1000px; }
.hero h1 { max-width: 16ch; }
.hero .lead { max-width: 52ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }

/* === Services === */
.services { background: var(--c-bg-alt); }
.services-header { display: grid; gap: 1.25rem; margin-bottom: 4rem; max-width: 60ch; }

.services-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  margin-bottom: 5rem;
}
.services-feature img {
  width: 100%;
  height: auto;
  border: 1px solid var(--c-border);
}
.services-feature-text { display: grid; gap: 1.25rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
}
.card {
  background: var(--c-bg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 300px;
}
.card p { flex: 1; }

/* === Atrybuty === */
.attributes-header { display: grid; gap: 1.25rem; margin-bottom: 4rem; max-width: 60ch; }
.attributes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
}
.attribute {
  background: var(--c-bg);
  padding: 2.75rem 2.25rem;
  display: grid;
  gap: 1rem;
}
.attribute-num {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-accent);
}
.attribute {
  border-top: 2px solid var(--c-accent);
  padding-top: 1.25rem;
}
.attribute h3 { font-size: 1.375rem; }

/* === O firmie === */
.about { background: var(--c-bg-alt); }
.about-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.about-text { display: grid; gap: 1.25rem; }
.about-text .link-arrow { margin-top: 0.75rem; }

.about-meta { border-top: 1px solid var(--c-border-strong); }
.about-meta-row {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 1rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--c-border);
  font-size: 0.9375rem;
}
.about-meta-row dt { font-weight: 600; color: var(--c-text); }
.about-meta-row dd { color: var(--c-text-muted); }

/* === CTA === */
.cta { text-align: center; }
.cta-inner {
  display: grid;
  gap: 1.5rem;
  max-width: 56ch;
  margin-inline: auto;
  justify-items: center;
}
.cta p { max-width: 50ch; }

/* === Footer === */
.site-footer {
  background: var(--c-text);
  color: #c8c8c8;
  padding-block: clamp(3rem, 6vw, 5rem);
}
.site-footer .logo { color: var(--c-bg); height: 22px; }

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  margin-bottom: 4rem;
}
.footer-about { display: grid; gap: 1.5rem; max-width: 38ch; }
.footer-about p { color: #a8a8a8; }

.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-bg);
  margin-bottom: 1.25rem;
}
.footer-col ul { display: grid; gap: 0.625rem; }
.footer-col a {
  color: #c8c8c8;
  font-size: 0.9375rem;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--c-bg); }

.footer-address {
  font-style: normal;
  color: #a8a8a8;
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #2a2a2a;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #888;
}
.footer-bottom p { color: #888; max-width: none; }
.footer-bottom-links { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.footer-bottom a:hover { color: var(--c-bg); }

/* === Cookie banner === */
.cookie-banner {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  max-width: 560px;
  background: var(--c-text);
  color: var(--c-bg);
  padding: 1.5rem 1.5rem 1.25rem;
  z-index: 60;
  display: none;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
}
.cookie-banner.is-visible { display: block; }
.cookie-banner p {
  color: #c8c8c8;
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
  max-width: none;
}
.cookie-banner a { color: var(--c-bg); text-decoration: underline; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.cookie-actions .btn { padding: 0.7rem 1.25rem; }
.cookie-actions .btn-primary { background: var(--c-bg); color: var(--c-text); border-color: var(--c-bg); }
.cookie-actions .btn-primary:hover { background: transparent; color: var(--c-bg); }
.cookie-actions .btn-secondary { color: var(--c-bg); border-color: var(--c-bg); }
.cookie-actions .btn-secondary:hover { background: var(--c-bg); color: var(--c-text); }

/* === Page hero (subpages) === */
.page-hero {
  padding-block: clamp(3.5rem, 8vw, 6rem);
  border-bottom: 1px solid var(--c-border);
}
.page-hero-inner { display: grid; gap: 1.5rem; max-width: 900px; }
.page-hero h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); max-width: 18ch; }
.page-hero .lead { max-width: 60ch; }

/* === Prose (długie teksty: polityki) === */
.prose { max-width: 70ch; margin-inline: auto; }
.prose > * + * { margin-top: 1rem; }
.prose h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin-top: 3rem;
  margin-bottom: 0.75rem;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-size: 1.125rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}
.prose p { color: var(--c-text); max-width: none; }
.prose ul, .prose ol { padding-left: 1.5rem; color: var(--c-text); }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose ul li, .prose ol li { margin-top: 0.375rem; }
.prose a { text-decoration: underline; }
.prose a:hover { color: var(--c-text-muted); }
.prose strong { font-weight: 600; }
.prose hr { border: 0; border-top: 1px solid var(--c-border); margin-block: 3rem; }
.prose .doc-meta {
  font-size: 0.9375rem;
  color: var(--c-text-muted);
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-border);
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin-block: 1.5rem;
  font-size: 0.9375rem;
}
.prose th, .prose td {
  text-align: left;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
}
.prose th {
  background: var(--c-bg-alt);
  font-weight: 600;
  border-bottom-color: var(--c-border-strong);
}

/* === Section header (z eyebrow + h2 + opis) === */
.section-header { display: grid; gap: 1.25rem; margin-bottom: 4rem; max-width: 60ch; }

/* === Scope list (mpzp: 5-pkt zakres) === */
.scope-list { display: grid; gap: 0; border-top: 1px solid var(--c-border-strong); }
.scope-item {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding-block: 2rem;
  border-bottom: 1px solid var(--c-border);
}
.scope-item h3 { font-size: 1.125rem; }
.scope-item p { max-width: 60ch; }

/* === Figure z podpisem === */
.figure { margin-block: clamp(3rem, 6vw, 5rem); }
.figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--c-border);
}
.figure figcaption {
  font-size: 0.875rem;
  color: var(--c-text-muted);
  margin-top: 0.75rem;
  text-align: center;
}

/* === Callout (wyróżniony cytat) === */
.callout {
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--c-text);
  max-width: 36ch;
  padding-left: 1.5rem;
  border-left: 2px solid var(--c-text);
  margin-block: 2rem;
}

/* === Dimensions (jak-pracujemy: 3 wymiary) === */
.dimensions {
  display: grid;
  gap: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--c-border-strong);
}
.dimension {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
  padding-block: 2.5rem;
  border-bottom: 1px solid var(--c-border);
}
.dimension h3 { max-width: 16ch; }
.dimension-text { display: grid; gap: 0.75rem; }
.dimension-text p { max-width: 56ch; }

/* === Deliverables (jak-pracujemy: 7 kart) === */
.deliverables {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  margin-top: 3rem;
}
.deliverable {
  background: var(--c-bg);
  padding: 2rem;
  display: grid;
  gap: 0.75rem;
}
.deliverable h3 { font-size: 1.1875rem; }

/* === Analyses (analizy: 4 rozbudowane) === */
.analyses-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-border-strong);
}
.analysis {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  padding-block: 2.5rem;
  border-bottom: 1px solid var(--c-border);
}
.analysis-label {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--c-text-muted);
}
.analysis-text { display: grid; gap: 0.875rem; }
.analysis h3 { font-size: 1.375rem; }

/* === FAQ === */
.faq-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-border-strong);
  margin-top: 3rem;
}
.faq-item {
  padding-block: 1.75rem;
  border-bottom: 1px solid var(--c-border);
}
.faq-item h3 {
  font-size: 1.125rem;
  margin-bottom: 0.625rem;
  max-width: 56ch;
}
.faq-item p { max-width: 64ch; }

/* === Kontakt === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.contact-info { display: grid; gap: 2rem; }
.contact-info-block h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.5rem;
}
.contact-info-block address,
.contact-info-block p {
  font-style: normal;
  color: var(--c-text);
  line-height: 1.7;
  max-width: none;
}
.contact-info-block a {
  color: var(--c-text);
  border-bottom: 1px solid var(--c-border);
  transition: border-color var(--transition);
}
.contact-info-block a:hover { border-color: var(--c-text); }

/* === Form === */
.form {
  display: grid;
  gap: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--c-bg-alt);
}
.form-group { display: grid; gap: 0.375rem; }
.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--c-text);
}
.form-label .required { color: #b94a48; margin-left: 0.125rem; }
.form-input,
.form-textarea {
  font: inherit;
  font-size: 1rem;
  color: var(--c-text);
  background: var(--c-bg);
  /* Ramka pola min. 3:1 do bieli (WCAG 1.4.11) */
  border: 1px solid #8c8c8c;
  padding: 0.75rem 0.875rem;
  width: 100%;
  transition: border-color var(--transition);
  border-radius: 0;
}
.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--c-text);
}
.form-textarea { resize: vertical; min-height: 140px; }
.form-hp2 {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.form-actions {
  display: flex;
  justify-content: flex-start;
  margin-top: 0.5rem;
}
.form-note {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  line-height: 1.55;
  max-width: none;
}

/* === Status banner po wysłaniu formularza === */
.form-status {
  display: none;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid;
  font-size: 0.9375rem;
  line-height: 1.5;
}
.form-status.is-visible { display: block; }
.form-status.is-success {
  background: #e8f4ea;
  border-color: #1e7e34;
  color: #1a4d24;
}
.form-status.is-error {
  background: #fce8e6;
  border-color: #b94a48;
  color: #682221;
}
.form-status a { color: inherit; text-decoration: underline; }

/* === Checkbox RODO === */
.form-checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.625rem;
}
.form-checkbox input[type="checkbox"] {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--c-text);
  cursor: pointer;
}
.form-checkbox label {
  font-size: 0.875rem;
  color: var(--c-text-muted);
  line-height: 1.55;
  letter-spacing: normal;
  font-weight: 400;
  cursor: pointer;
}
.form-checkbox label a {
  color: var(--c-text);
  text-decoration: underline;
}

/* === Select temat === */
.form-select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1.5l5 5 5-5' stroke='%230a0a0a' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.25rem;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

/* === Responsive === */
@media (max-width: 900px) {
  .services-feature { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .about-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }

  .scope-item { grid-template-columns: 1fr; gap: 0.75rem; }
  .dimension { grid-template-columns: 1fr; gap: 0.75rem; }
  .deliverables { grid-template-columns: 1fr; }
  .analysis { grid-template-columns: 1fr; gap: 1rem; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav-list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-border);
    padding: 1.5rem var(--container-pad) 2rem;
    gap: 1.25rem;
    align-items: flex-start;
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { font-size: 1.125rem; }

  .attributes-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 1rem; }

  .hero-actions { width: 100%; }
  .hero-actions .btn { flex: 1; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* === Zwijanie treści na telefonie === */
/* Na desktopie skrypt otwiera wszystko, więc widok pozostaje bez zmian.
   Bez JavaScriptu bloki działają natywnie: klikniecie w nagłówek rozwija. */
details.zwijane > summary {
  display: block;
  list-style: none;
}
details.zwijane > summary::-webkit-details-marker { display: none; }
details.zwijane > summary > h2,
details.zwijane > summary > h3 { margin-bottom: 0; }

/* Desktop: treść zawsze rozwinięta, nagłówek nie zwija i nie jest przyciskiem */
@media (min-width: 721px) {
  details.zwijane > summary { pointer-events: none; }
}

@media (max-width: 720px) {
  details.zwijane > summary {
    cursor: pointer;
    position: relative;
    padding-right: 2rem;
    -webkit-tap-highlight-color: transparent;
  }
  details.zwijane > summary::after {
    content: "";
    position: absolute;
    right: 6px;
    top: 50%;
    width: 9px;
    height: 9px;
    margin-top: -7px;
    border-right: 2px solid var(--c-accent);
    border-bottom: 2px solid var(--c-accent);
    transform: rotate(45deg);
    transition: transform var(--transition);
  }
  details.zwijane[open] > summary::after {
    margin-top: -2px;
    transform: rotate(-135deg);
  }
  details.zwijane > summary:focus-visible {
    outline: 2px solid var(--c-accent);
    outline-offset: 4px;
  }
}
/* Odstęp tytuł-treść na każdej szerokości (details kasuje gap siatki rodzica) */
details.zwijane[open] > *:not(summary) { margin-top: 0.75rem; }