/* =========================================================
   MARSONDECO — design system „cicha pracownia"
   Jasna, architektoniczna paleta. Fraunces (serif) + Inter.
   ========================================================= */

/* ---------- Fonty (lokalne subsety WOFF) ---------- */
@font-face {
  font-family: "Fraunces";
  src: url("../assets/fonts/site-Fraunces-400.woff") format("woff");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Fraunces";
  src: url("../assets/fonts/site-Fraunces-560.woff") format("woff");
  font-weight: 560; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/site-Inter-400.woff") format("woff");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/site-Inter-600.woff") format("woff");
  font-weight: 600; font-style: normal; font-display: swap;
}

/* ---------- Zmienne ---------- */
:root {
  --color-background: #F4F1EB;
  --color-surface:    #FAF8F4;
  --color-text:       #1F1F1C;
  --color-text-muted: #6F6B63;
  --color-border:     #D8D3C9;
  --color-accent:     #6D5946;
  --color-accent-hover: #564535;

  --color-footer-bg:  #23211C;
  --color-footer-text:#CFC9BE;
  --color-error:      #9C3B2E;
  --color-ok:         #4E5D42;

  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Skala typograficzna */
  --fs-h1:   clamp(2.625rem, 1.1rem + 4.9vw, 5.25rem);   /* 42 → 84 px */
  --fs-h2:   clamp(2.125rem, 1.35rem + 2.5vw, 3.5rem);   /* 34 → 56 px */
  --fs-h3:   clamp(1.375rem, 1.15rem + 0.8vw, 1.75rem);  /* 22 → 28 px */
  --fs-h4:   1.1875rem;                                  /* 19 px */
  --fs-body: 1.0625rem;                                  /* 17 px */
  --fs-lead: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-small: 0.9375rem;                                 /* 15 px */
  --fs-eyebrow: 0.8125rem;                               /* 13 px */

  /* Rytm (8 px) */
  --sp-1: 0.5rem;  --sp-2: 1rem;   --sp-3: 1.5rem;
  --sp-4: 2rem;    --sp-5: 3rem;   --sp-6: 4rem;
  --sp-7: 6rem;    --sp-8: 8rem;

  --section-y: clamp(4.5rem, 3rem + 6vw, 9rem);
  --container: 82.5rem;        /* 1320 px */
  --container-narrow: 47.5rem; /* 760 px — teksty */
  --gutter: clamp(1.25rem, 4vw, 3rem);

  --radius: 2px;
  --shadow-soft: 0 18px 50px -24px rgba(31, 31, 28, 0.22);
  --header-h: 4.75rem;

  --ease: cubic-bezier(0.25, 0.6, 0.3, 1);
}

/* ---------- Reset / baza ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.no-scroll { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
::selection { background: var(--color-accent); color: var(--color-surface); }

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 560;
  line-height: 1.12;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.25; }
h4 { font-size: var(--fs-h4); font-weight: 600; line-height: 1.4; }

p { max-width: 70ch; }

/* Fokus — wyraźny, spójny */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius);
}
:focus:not(:focus-visible) { outline: none; }

/* Skip-link */
.skip-link {
  position: fixed; top: 0.75rem; left: 0.75rem; z-index: 300;
  padding: 0.75rem 1.25rem;
  background: var(--color-text); color: var(--color-surface);
  font-weight: 600; font-size: var(--fs-small); text-decoration: none;
  transform: translateY(-200%);
  transition: transform 0.2s var(--ease);
}
.skip-link:focus-visible { transform: none; }

/* ---------- Utility ---------- */
.container {
  width: 100%; max-width: var(--container);
  margin-inline: auto; padding-inline: var(--gutter);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); }
.section--surface { background: var(--color-surface); }
.section--tight { padding-block: calc(var(--section-y) * 0.62); }

.eyebrow {
  display: block;
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--sp-3);
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 62ch;
}

.section-head { margin-bottom: clamp(2.5rem, 2rem + 2.5vw, 4.5rem); }
.section-head .lead { margin-top: var(--sp-3); }
.section-head--split {
  display: flex; flex-wrap: wrap; gap: var(--sp-3) var(--sp-6);
  align-items: flex-end; justify-content: space-between;
}

/* ---------- Przyciski i linki ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.625rem;
  min-height: 3.25rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-sans);
  font-size: 1rem; font-weight: 600; line-height: 1.2;
  text-decoration: none; text-align: center;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease),
              color 0.25s var(--ease), transform 0.25s var(--ease);
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--color-accent); color: #FFFFFF; }
.btn--primary:hover { background: var(--color-accent-hover); }

.btn--ghost { border-color: var(--color-border); color: var(--color-text); background: transparent; }
.btn--ghost:hover { border-color: var(--color-text); }

/* wariant na ciemnym zdjęciu (hero) */
.btn--ghost-light { border-color: rgba(255,255,255,0.55); color: #FFFFFF; background: rgba(31,31,28,0.12); }
.btn--ghost-light:hover { border-color: #FFFFFF; background: rgba(31,31,28,0.28); }

.btn--full { width: 100%; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-weight: 600; font-size: 1rem;
  color: var(--color-accent); text-decoration: none;
}
.link-arrow::after { content: "→"; transition: transform 0.25s var(--ease); }
.link-arrow:hover::after { transform: translateX(0.3rem); }
.link-arrow:hover { color: var(--color-accent-hover); }

.text-link { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }
.text-link:hover { color: var(--color-accent-hover); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 200;
  height: var(--header-h);
  display: flex; align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease),
              box-shadow 0.3s var(--ease);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-3);
}
.header-brand { display: inline-flex; align-items: center; text-decoration: none; flex: none; }
.header-brand img { height: 2.6rem; width: auto; }
.header-brand .logo-dark { display: none; }

.header-nav { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.25rem); }
.header-nav a {
  font-size: 0.9375rem; font-weight: 600; letter-spacing: 0.01em;
  text-decoration: none; color: #FFFFFF;
  padding: 0.375rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.header-nav a:hover { border-bottom-color: currentColor; }
.header-nav a[aria-current="page"] { border-bottom-color: currentColor; }

.header-cta {
  display: inline-flex; align-items: center;
  min-height: 2.75rem; padding: 0.5rem 1.375rem;
  font-size: 0.9375rem; font-weight: 600; text-decoration: none;
  border-radius: var(--radius);
  background: var(--color-surface); color: var(--color-text);
  border: 1px solid transparent;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease),
              border-color 0.25s var(--ease);
}
.header-cta:hover { background: #FFFFFF; }

.lang-switch { position: relative; color: #FFFFFF; }
.lang-switch select {
  appearance: none; -webkit-appearance: none;
  background: transparent; border: 1px solid rgba(255,255,255,0.4);
  color: inherit;
  font: inherit; font-size: 0.8125rem; font-weight: 600;
  padding: 0.375rem 1.5rem 0.375rem 0.625rem;
  border-radius: var(--radius); cursor: pointer;
}
.lang-switch::after {
  content: "▾"; position: absolute; right: 0.5rem; top: 50%;
  transform: translateY(-50%); pointer-events: none;
  font-size: 0.7rem; color: currentColor;
}

/* Header po przewinięciu / na podstronach */
.site-header.is-solid {
  background: rgba(250, 248, 244, 0.92);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom-color: var(--color-border);
}
.site-header.is-solid .header-nav a { color: var(--color-text); }
.site-header.is-solid .header-brand .logo-light { display: none; }
.site-header.is-solid .header-brand .logo-dark { display: block; }
.site-header.is-solid .header-cta { background: var(--color-accent); color: #FFFFFF; }
.site-header.is-solid .header-cta:hover { background: var(--color-accent-hover); }
.site-header.is-solid .lang-switch { color: var(--color-text); }
.site-header.is-solid .lang-switch select { border-color: var(--color-border); }

/* Hamburger */
.menu-toggle {
  display: none;
  width: 2.75rem; height: 2.75rem;
  align-items: center; justify-content: center;
  border-radius: var(--radius);
}
.menu-toggle svg { width: 1.5rem; height: 1.5rem; stroke: #FFFFFF; }
.site-header.is-solid .menu-toggle svg { stroke: var(--color-text); }
.menu-toggle .icon-close { display: none; }
.menu-toggle[aria-expanded="true"] .icon-open { display: none; }
.menu-toggle[aria-expanded="true"] .icon-close { display: block; }

/* Panel mobilny */
.mobile-panel {
  position: fixed; inset: 0; z-index: 190;
  background: var(--color-background);
  padding: calc(var(--header-h) + var(--sp-4)) var(--gutter) var(--sp-5);
  display: flex; flex-direction: column; gap: var(--sp-4);
  overflow-y: auto;
  opacity: 0; visibility: hidden; transform: translateY(-0.75rem);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
}
.mobile-panel.is-open { opacity: 1; visibility: visible; transform: none; }
.mobile-panel nav { display: flex; flex-direction: column; }
.mobile-panel nav a {
  font-family: var(--font-serif); font-weight: 560;
  font-size: clamp(1.75rem, 6vw, 2.25rem); line-height: 1.2;
  color: var(--color-text); text-decoration: none;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
}
.mobile-panel nav a[aria-current="page"] { color: var(--color-accent); }
.mobile-panel .btn { align-self: stretch; }
.mobile-panel .lang-switch { color: var(--color-text); align-self: flex-start; }
.mobile-panel .lang-switch select { border-color: var(--color-border); font-size: 1rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: min(92vh, 60rem);
  display: flex; align-items: flex-end;
  color: #FFFFFF;
  isolation: isolate;
}
.hero-media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero-media img {
  width: 100%; height: 100%; object-fit: cover;
  object-position: 62% 48%;
}
.hero::after {
  /* przyciemnienie wyłącznie pod tekstem — dolna część kadru */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(
    to top,
    rgba(24, 22, 18, 0.68) 0%,
    rgba(24, 22, 18, 0.34) 34%,
    rgba(24, 22, 18, 0.06) 62%,
    rgba(24, 22, 18, 0) 100%
  );
}
.hero::before {
  /* delikatny scrim pod nawigacją — czytelność linków na jasnych partiach zdjęcia */
  content: ""; position: absolute; inset: 0 0 auto 0; height: 9rem; z-index: -1;
  background: linear-gradient(to bottom, rgba(24, 22, 18, 0.5), rgba(24, 22, 18, 0));
}
.hero .container { padding-block: clamp(4rem, 10vh, 7.5rem); }
.hero-inner { max-width: 46rem; }
.hero .eyebrow { color: rgba(255, 255, 255, 0.82); }
.hero h1 { color: #FFFFFF; }
.hero-lead {
  margin-top: var(--sp-3);
  font-size: var(--fs-lead); line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  max-width: 38rem;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-5); }

@media (max-width: 47.9375em) {
  .hero { min-height: 88svh; }
  .hero-media img { object-position: 56% 50%; }
}

/* ---------- Pasek wartości ---------- */
.values { border-bottom: 1px solid var(--color-border); }
.values-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4) var(--sp-5);
  padding-block: clamp(2.5rem, 2rem + 2vw, 4rem);
}
.value-item h4 { margin-bottom: 0.375rem; }
.value-item p { font-size: var(--fs-small); color: var(--color-text-muted); }
@media (max-width: 61.9375em) { .values-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 35.9375em) { .values-grid { grid-template-columns: 1fr; gap: var(--sp-3); } }

/* ---------- Karty ---------- */
.card-grid { display: grid; gap: var(--sp-4); grid-template-columns: repeat(3, 1fr); }
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 61.9375em) {
  .card-grid, .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 35.9375em) {
  .card-grid, .card-grid--2, .card-grid--4 { grid-template-columns: 1fr; }
}

.card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}
.card:hover { box-shadow: var(--shadow-soft); transform: translateY(-3px); }

.card-media { aspect-ratio: 4 / 3; overflow: hidden; background: var(--color-border); }
.card-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.card:hover .card-media img { transform: scale(1.03); }

.card-body { padding: var(--sp-3) var(--sp-3) var(--sp-4); display: flex; flex-direction: column; gap: 0.625rem; flex: 1; }
.card-body h3 { font-size: 1.4375rem; }
.card-kicker {
  font-size: var(--fs-eyebrow); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--color-text-muted);
}
.card-body p { font-size: var(--fs-small); color: var(--color-text-muted); }
.card-body .card-more { margin-top: auto; padding-top: 0.625rem; font-size: var(--fs-small); }

/* cały obszar karty klikalny */
.card-link { text-decoration: none; color: inherit; }
.card-link::after { content: ""; position: absolute; inset: 0; }
.card:focus-within { box-shadow: var(--shadow-soft); }

/* ---------- Manifest / sekcje redakcyjne ---------- */
.manifest .container--narrow { text-align: center; }
.manifest h2 { margin-bottom: var(--sp-4); }
.manifest p { margin-inline: auto; font-size: var(--fs-lead); line-height: 1.7; color: var(--color-text-muted); }

.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 5vw, 6rem);
  align-items: center;
}
.split-media { border-radius: var(--radius); overflow: hidden; }
.split-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 5; }
.split-media--wide img { aspect-ratio: 4 / 3; }
.split-body .lead { margin-top: var(--sp-3); }
.split-body .btn, .split-body .link-arrow { margin-top: var(--sp-4); }
@media (max-width: 61.9375em) {
  .split { grid-template-columns: 1fr; }
  .split-media { order: -1; }
}

/* ---------- Proces ---------- */
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}
.process-step {
  padding-top: var(--sp-3);
  border-top: 1px solid var(--color-text);
}
.process-no {
  font-family: var(--font-serif); font-weight: 560;
  font-size: 1.0625rem; color: var(--color-accent);
  display: block; margin-bottom: var(--sp-2);
}
.process-step h3 { font-size: 1.3125rem; margin-bottom: 0.5rem; }
.process-step p { font-size: var(--fs-small); color: var(--color-text-muted); }
@media (max-width: 61.9375em) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 35.9375em) { .process-grid { grid-template-columns: 1fr; } }

/* ---------- Materiały ---------- */
.materials-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-4); }
.material { display: flex; flex-direction: column; gap: var(--sp-2); }
.material-media { aspect-ratio: 1 / 1; overflow: hidden; border-radius: var(--radius); }
.material-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.material:hover .material-media img { transform: scale(1.03); }
.material h3 { font-size: 1.3125rem; }
.material p { font-size: var(--fs-small); color: var(--color-text-muted); }
@media (max-width: 61.9375em) { .materials-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 35.9375em) { .materials-grid { grid-template-columns: 1fr; } }

/* ---------- Zaufanie ---------- */
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-4) var(--sp-5); }
.trust-item { padding-top: var(--sp-3); border-top: 1px solid var(--color-border); }
.trust-item h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.trust-item p { font-size: var(--fs-small); color: var(--color-text-muted); }
@media (max-width: 61.9375em) { .trust-grid { grid-template-columns: 1fr; gap: var(--sp-3); } }

/* ---------- Pas „Dla architektów" ---------- */
.arch-band {
  background: var(--color-text);
  color: var(--color-background);
}
.arch-band .eyebrow { color: rgba(244, 241, 235, 0.6); }
.arch-band h2 { color: var(--color-surface); font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.625rem); }
.arch-band .lead { color: rgba(244, 241, 235, 0.78); font-size: var(--fs-body); }
.arch-band .btn--ghost { border-color: rgba(244, 241, 235, 0.4); color: var(--color-surface); }
.arch-band .btn--ghost:hover { border-color: var(--color-surface); }
.arch-band-inner {
  display: flex; flex-wrap: wrap; gap: var(--sp-4) var(--sp-6);
  align-items: center; justify-content: space-between;
}
.arch-band-inner > div { max-width: 40rem; }
.arch-band-inner .lead { margin-top: var(--sp-2); }

/* ---------- Końcowe CTA ---------- */
.final-cta { text-align: center; }
.final-cta h2 { max-width: 24ch; margin-inline: auto; }
.final-cta .lead { margin: var(--sp-3) auto 0; }
.final-cta .hero-ctas { justify-content: center; margin-top: var(--sp-5); }

/* ---------- Stopka ---------- */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-block: var(--sp-7) var(--sp-4);
  font-size: var(--fs-small);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-5);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid rgba(207, 201, 190, 0.18);
}
.footer-brand img { height: 3rem; width: auto; margin-bottom: var(--sp-3); }
.footer-brand p { max-width: 30ch; }
.footer-col h4 {
  color: var(--color-surface); font-size: var(--fs-eyebrow);
  font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: var(--sp-2);
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a { color: var(--color-footer-text); text-decoration: none; }
.footer-col a:hover { color: var(--color-surface); text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4);
  justify-content: space-between; align-items: center;
  padding-top: var(--sp-3);
  font-size: 0.8125rem; color: rgba(207, 201, 190, 0.72);
}
@media (max-width: 61.9375em) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 35.9375em) { .footer-grid { grid-template-columns: 1fr; gap: var(--sp-4); } }

/* ---------- Nagłówki podstron / breadcrumbs ---------- */
.page-head { padding: calc(var(--header-h) + var(--sp-6)) 0 var(--sp-6); }
.page-head .lead { margin-top: var(--sp-3); }
.page-head--tight { padding-bottom: var(--sp-4); }

.breadcrumbs { margin-bottom: var(--sp-3); font-size: 0.8125rem; color: var(--color-text-muted); }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.breadcrumbs li + li::before { content: "/"; margin-right: 0.375rem; opacity: 0.5; }
.breadcrumbs a { color: inherit; text-decoration: none; }
.breadcrumbs a:hover { color: var(--color-text); text-decoration: underline; text-underline-offset: 3px; }
.breadcrumbs [aria-current="page"] { color: var(--color-text); }

/* ---------- Strona modelu ---------- */
.model-layout {
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 4vw, 5rem);
  align-items: start;
}
@media (max-width: 61.9375em) { .model-layout { grid-template-columns: 1fr; } }

/* Galeria — przewijana, scroll-snap */
.gallery { position: relative; }
.gallery-track {
  display: flex; gap: var(--sp-2);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  border-radius: var(--radius);
}
.gallery-track::-webkit-scrollbar { display: none; }
.gallery-slide {
  flex: 0 0 100%;
  scroll-snap-align: start;
  aspect-ratio: 4 / 3;
  overflow: hidden; border-radius: var(--radius);
  background: var(--color-border);
  padding: 0; border: 0; cursor: zoom-in;
}
.gallery-slide img { width: 100%; height: 100%; object-fit: cover; }

.gallery-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 2.75rem; height: 2.75rem;
  display: flex; align-items: center; justify-content: center;
  background: rgba(250, 248, 244, 0.92);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  transition: background-color 0.25s var(--ease);
}
.gallery-nav:hover { background: #FFFFFF; }
.gallery-nav svg { width: 1.125rem; height: 1.125rem; stroke: var(--color-text); fill: none; }
.gallery-nav--prev { left: var(--sp-2); }
.gallery-nav--next { right: var(--sp-2); }

.gallery-thumbs { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--sp-1); margin-top: var(--sp-2); }
.gallery-thumbs button {
  aspect-ratio: 1 / 1; overflow: hidden; border-radius: var(--radius);
  border: 1px solid var(--color-border);
  opacity: 0.6; transition: opacity 0.25s var(--ease), border-color 0.25s var(--ease);
  padding: 0;
}
.gallery-thumbs button img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs button.is-active,
.gallery-thumbs button:hover { opacity: 1; border-color: var(--color-accent); }

/* Specyfikacja */
.model-info .card-kicker { margin-bottom: var(--sp-2); }
.model-info h1 { font-size: clamp(2.25rem, 1.6rem + 2.2vw, 3.375rem); }
.model-info > .lead { margin-top: var(--sp-3); font-size: var(--fs-body); }
.spec-list { margin-top: var(--sp-4); border-top: 1px solid var(--color-border); }
.spec-list > div {
  display: grid; grid-template-columns: minmax(9rem, 2fr) 3fr;
  gap: var(--sp-2);
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-small);
}
.spec-list dt { color: var(--color-text-muted); font-weight: 600; }
.spec-list dd { color: var(--color-text); }
.model-ctas { display: flex; flex-direction: column; gap: var(--sp-2); margin-top: var(--sp-4); }
.model-note { margin-top: var(--sp-2); font-size: 0.8125rem; color: var(--color-text-muted); }

/* ---------- Realizacje ---------- */
.project-hero { border-radius: var(--radius); overflow: hidden; }
.project-hero img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.project-meta {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-3) var(--sp-4);
  padding: var(--sp-3) 0;
  border-block: 1px solid var(--color-border);
  margin-block: var(--sp-5);
  font-size: var(--fs-small);
}
.project-meta dt { font-weight: 600; color: var(--color-text-muted); font-size: var(--fs-eyebrow); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.25rem; }
@media (max-width: 35.9375em) { .project-meta { grid-template-columns: 1fr; } }
.project-cols { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-5); }
@media (max-width: 61.9375em) { .project-cols { grid-template-columns: 1fr; } }
.project-cols h2 { font-size: 1.5rem; margin-bottom: var(--sp-2); }
.project-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-2); margin-top: var(--sp-5); }
.project-gallery img { border-radius: var(--radius); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
@media (max-width: 35.9375em) { .project-gallery { grid-template-columns: 1fr; } }
.demo-note { font-size: 0.8125rem; color: var(--color-text-muted); margin-top: var(--sp-2); }

/* ---------- Formularz ---------- */
.form-shell {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 1rem + 2.5vw, 3rem);
}
.form-progress { margin-bottom: var(--sp-4); }
.form-progress-label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: var(--fs-small); font-weight: 600; margin-bottom: 0.625rem;
}
.form-progress-label span:last-child { color: var(--color-text-muted); font-weight: 400; }
.form-progress-bar { height: 2px; background: var(--color-border); border-radius: 999px; overflow: hidden; }
.form-progress-bar i {
  display: block; height: 100%; background: var(--color-accent);
  transition: width 0.4s var(--ease);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.form-grid .field--full { grid-column: 1 / -1; }
@media (max-width: 47.9375em) { .form-grid { grid-template-columns: 1fr; } }

.field label, .field .field-legend {
  display: block; font-size: var(--fs-small); font-weight: 600;
  margin-bottom: 0.5rem;
}
.field .optional { color: var(--color-text-muted); font-weight: 400; }

.field input[type="text"], .field input[type="email"], .field input[type="tel"],
.field input[type="url"], .field select, .field textarea {
  width: 100%;
  font: inherit; font-size: 1rem; color: var(--color-text);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.8125rem 1rem;
  min-height: 3.25rem;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field textarea { min-height: 8.5rem; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236F6B63' stroke-width='1.6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
  padding-right: 2.75rem;
}
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible {
  outline: none; border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(109, 89, 70, 0.16);
}
.field input::placeholder, .field textarea::placeholder { color: #A39D92; }

.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--color-error); }
.field-error { display: none; margin-top: 0.375rem; font-size: 0.8125rem; color: var(--color-error); }
.field.has-error .field-error { display: block; }

/* opcje wybieralne (checkbox/radio jako kafelki) */
.choice-row { display: flex; flex-wrap: wrap; gap: 0.625rem; }
.choice {
  position: relative; display: inline-flex; align-items: center;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  background: var(--color-background);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.choice input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.choice span { padding: 0.625rem 1.125rem; font-size: var(--fs-small); font-weight: 600; pointer-events: none; }
.choice.is-checked { border-color: var(--color-accent); background: rgba(109, 89, 70, 0.08); }
.choice:focus-within { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.consent { display: flex; gap: 0.75rem; align-items: flex-start; font-size: var(--fs-small); color: var(--color-text-muted); }
.consent input {
  width: 1.25rem; height: 1.25rem; margin-top: 0.125rem; flex: none;
  accent-color: var(--color-accent);
}
.consent a { color: var(--color-accent); }
.field.has-error .consent { color: var(--color-error); }

.form-actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); justify-content: space-between; margin-top: var(--sp-4); }
.form-actions .btn { min-width: 10rem; }
.form-actions .btn:only-child { margin-left: auto; }
.form-alert {
  display: none; margin-top: var(--sp-3);
  padding: 0.875rem 1.125rem; border-radius: var(--radius);
  font-size: var(--fs-small); font-weight: 600;
  background: rgba(156, 59, 46, 0.08); color: var(--color-error);
  border: 1px solid rgba(156, 59, 46, 0.3);
}
.form-alert.is-visible { display: block; }

.form-success { text-align: center; padding: var(--sp-5) var(--sp-2); }
.form-success h2 { font-size: 1.75rem; margin-bottom: var(--sp-2); }
.form-success p { margin-inline: auto; color: var(--color-text-muted); }
.form-success .btn { margin-top: var(--sp-4); }
.form-success .demo-note { margin-top: var(--sp-3); }

/* Kontakt: układ dwukolumnowy */
.contact-layout { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: clamp(2.5rem, 4vw, 5rem); align-items: start; }
@media (max-width: 61.9375em) { .contact-layout { grid-template-columns: 1fr; } }
.contact-info h2 { font-size: 1.5rem; margin-bottom: var(--sp-3); }
.contact-list { display: flex; flex-direction: column; gap: var(--sp-3); font-size: var(--fs-body); }
.contact-list dt { font-size: var(--fs-eyebrow); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 0.25rem; }
.contact-list a { color: var(--color-text); text-decoration: none; }
.contact-list a:hover { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }
.contact-side-note { margin-top: var(--sp-5); padding-top: var(--sp-3); border-top: 1px solid var(--color-border); font-size: var(--fs-small); color: var(--color-text-muted); }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 400;
  display: none; align-items: center; justify-content: center;
  background: rgba(24, 22, 18, 0.9);
  padding: var(--sp-4);
}
.lightbox.is-open { display: flex; }
.lightbox img { max-width: min(92vw, 75rem); max-height: 86vh; width: auto; height: auto; border-radius: var(--radius); }
.lightbox-close {
  position: absolute; top: var(--sp-3); right: var(--sp-3);
  width: 3rem; height: 3rem; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(250, 248, 244, 0.14); color: #FFFFFF;
  transition: background-color 0.25s var(--ease);
}
.lightbox-close:hover { background: rgba(250, 248, 244, 0.3); }
.lightbox-close svg { width: 1.25rem; height: 1.25rem; stroke: currentColor; fill: none; }

/* ---------- 404 ---------- */
.error-page { min-height: 70vh; display: flex; align-items: center; text-align: center; }
.error-page .container { padding-block: var(--sp-8); }
.error-code { font-family: var(--font-serif); font-size: clamp(4rem, 10vw, 7rem); font-weight: 560; color: var(--color-border); line-height: 1; }
.error-page h1 { font-size: var(--fs-h2); margin-top: var(--sp-2); }
.error-page p { margin: var(--sp-3) auto 0; color: var(--color-text-muted); }
.error-page .btn { margin-top: var(--sp-4); }

/* ---------- Animacje wejścia ----------
   Element pierwszego widoku nigdy nie jest ukrywany.
   Poniżej linii zgięcia: JS nadaje .reveal--pending (ukryty),
   a po wejściu w kadr .reveal--in (animacja). */
.reveal--pending { opacity: 0; }
.reveal--in { animation: mrs-reveal 0.7s var(--ease) both; }
@keyframes mrs-reveal {
  from { opacity: 0; transform: translateY(1.25rem); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal--pending { opacity: 1; }
}

/* ---------- Breakpoint nawigacji ---------- */
@media (max-width: 63.9375em) {
  .header-nav, .site-header .header-cta, .site-header .lang-switch { display: none; }
  .menu-toggle { display: inline-flex; }
}
@media (min-width: 64em) {
  .mobile-panel { display: none; }
}

/* ---------- Telefony: logo 2× większe, wyśrodkowane, na własnym jasnym pasku ---------- */
@media (max-width: 47.9375em) {
  :root { --header-h: 6.5rem; }

  /* nagłówek ma zawsze stałe jasne tło — logo w całości na pasku */
  .site-header,
  .site-header.is-solid {
    background: var(--color-surface);
    border-bottom-color: var(--color-border);
  }
  .site-header .header-brand .logo-light { display: none; }
  .site-header .header-brand .logo-dark { display: block; }
  .site-header .menu-toggle svg { stroke: var(--color-text); }

  .site-header .container { position: relative; justify-content: flex-end; }
  .header-brand {
    position: absolute; left: 50%; top: 50%;
    transform: translate(-50%, -50%);
  }
  .header-brand img { height: 5.2rem; }

  /* zdjęcie hero zaczyna się pod paskiem */
  .hero { margin-top: var(--header-h); }
  .hero::before { display: none; }
}