/* ═══════════════════════════════════════
   BUDERKA V3 — wspólny arkusz stylów
   Paleta: porcelanowa biel / miedź / węgiel
═══════════════════════════════════════ */
:root {
  --porcelain: #F7F5F2;
  --porcelain-warm: #EDEAE4;
  --grout: #D4CFC8;
  --charcoal: #1C1C1C;
  --charcoal-soft: #2D2D2D;
  --copper: #A8764A;
  --copper-light: #C4956A;
  --copper-pale: #E8D5C0;
  --text-main: #1C1C1C;
  --text-muted: #7A7570;
  --text-light: #A8A39C;
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ═══ RESET ═══ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--porcelain);
  color: var(--text-main);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.65;
  overflow-x: hidden;
}
::selection { background: var(--copper); color: #fff; }
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--porcelain-warm); }
::-webkit-scrollbar-thumb { background: var(--copper); }
img { max-width: 100%; display: block; }
a { color: inherit; }
ul, ol { list-style: none; }

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grout) 1px, transparent 1px),
    linear-gradient(90deg, var(--grout) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

/* ═══ SKIP LINK / A11Y ═══ */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 9999;
  background: var(--charcoal); color: #fff; padding: 0.8rem 1.2rem;
  font-size: 0.8rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ═══ NAV ═══ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 5vw;
  background: rgba(247, 245, 242, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, padding 0.4s var(--ease);
}
nav.scrolled { border-bottom-color: var(--grout); padding: 1rem 5vw; }
.nav-logo {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--charcoal);
  display: flex;
  align-items: baseline;
  gap: 2px;
  flex-shrink: 0;
}
.nav-logo sup {
  font-family: var(--sans);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--copper);
  vertical-align: super;
  margin-left: 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav-links > li { position: relative; }
.nav-links a {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.25s;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.nav-links > li > a:hover, .nav-links > li.has-dd:hover > a { color: var(--copper); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.5rem;
  background: var(--charcoal);
  color: #fff !important;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: background 0.3s;
  border-radius: 2px;
}
.nav-cta:hover { background: var(--copper) !important; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
}
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--charcoal); transition: 0.3s; }

/* Dropdown "Usługi" */
.has-dd .dd-caret { font-size: 0.6rem; transition: transform 0.25s; }
.has-dd:hover .dd-caret { transform: rotate(180deg); }
.dropdown {
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: #fff;
  border: 1px solid var(--grout);
  border-radius: 4px;
  box-shadow: 0 18px 40px rgba(28,28,28,0.12);
  padding: 0.6rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.15rem;
  width: 560px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, transform 0.2s;
}
.has-dd:hover .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown a {
  display: block;
  padding: 0.55rem 0.8rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  border-radius: 3px;
  white-space: nowrap;
}
.dropdown a:hover { background: var(--porcelain); color: var(--copper); }

/* ═══ MOBILE MENU ═══ */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--porcelain);
  z-index: 950;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 5rem 6vw 3rem;
  gap: 0.6rem;
  overflow-y: auto;
}
.mobile-overlay.open { display: flex; }
.mobile-overlay a {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--charcoal);
  text-decoration: none;
  transition: color 0.25s;
  padding: 0.35rem 0;
}
.mobile-overlay a:hover { color: var(--copper); }
.mobile-sub {
  display: flex;
  flex-direction: column;
  padding-left: 1rem;
  border-left: 1px solid var(--grout);
  margin: 0.3rem 0 0.6rem;
  gap: 0.1rem;
}
.mobile-sub a { font-size: 1rem; font-family: var(--sans); color: var(--text-muted); }
.mobile-close {
  position: absolute;
  top: 1.5rem;
  right: 6vw;
  background: none;
  border: none;
  font-family: var(--sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  cursor: pointer;
}

/* ═══ HERO (strona główna) ═══ */
#hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 0 5vw;
  padding-top: 5rem;
  gap: 4rem;
  z-index: 1;
}
.hero-text { max-width: 560px; }
.hero-location {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--copper);
  margin-bottom: 2rem;
  text-transform: uppercase;
}
.hero-location::before { content: ''; width: 20px; height: 1px; background: var(--copper); }
h1.hero-h1 {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 3.9rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--charcoal);
  margin-bottom: 1.6rem;
}
h1.hero-h1 em { font-style: italic; color: var(--copper); }
.hero-desc {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 440px;
  margin-bottom: 2.2rem;
}
.hero-services { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.5rem; }
.service-chip {
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--grout);
  border-radius: 2px;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
  background: rgba(255,255,255,0.6);
  transition: border-color 0.25s, color 0.25s;
  text-decoration: none;
}
.service-chip:hover { border-color: var(--copper); color: var(--copper); }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 2rem; background: var(--charcoal); color: #fff;
  font-family: var(--sans); font-size: 0.82rem; font-weight: 400; letter-spacing: 0.04em;
  text-decoration: none; border-radius: 2px; transition: background 0.3s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--copper); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 2rem; background: transparent; color: var(--charcoal);
  font-family: var(--sans); font-size: 0.82rem; font-weight: 400; letter-spacing: 0.04em;
  text-decoration: none; border: 1px solid var(--grout); border-radius: 2px;
  transition: border-color 0.3s, color 0.3s; cursor: pointer;
}
.btn-ghost:hover { border-color: var(--copper); color: var(--copper); }

.hero-visual {
  position: relative; height: 70vh; max-height: 620px;
  display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 3px;
}
.hero-tile { background: var(--porcelain-warm); overflow: hidden; position: relative; }
.hero-tile:nth-child(1) { grid-row: 1 / 3; }
.hero-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-tile::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0) 35%); z-index: 1;
}
.hero-tile::after {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 23px, rgba(255,255,255,0.06) 23px, rgba(255,255,255,0.06) 24px),
    repeating-linear-gradient(90deg, transparent, transparent 23px, rgba(255,255,255,0.06) 23px, rgba(255,255,255,0.06) 24px);
}
.hero-tile-label {
  position: absolute; bottom: 1rem; left: 1rem; font-size: 0.65rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: rgba(255,255,255,0.6); font-weight: 400; z-index: 2;
}
.hero-ig-badge {
  position: absolute; top: 1rem; right: 1rem; z-index: 2;
  background: rgba(255,255,255,0.9); color: var(--charcoal); font-size: 0.62rem; font-weight: 500;
  letter-spacing: 0.08em; padding: 0.3rem 0.7rem; border-radius: 2px; text-decoration: none;
  display: flex; align-items: center; gap: 0.4rem; transition: background 0.25s;
}
.hero-ig-badge:hover { background: var(--copper-pale); }

/* ═══ PAGE HERO (podstrony usługowe / realizacje / faq / o nas / kontakt) ═══ */
.page-hero {
  position: relative; z-index: 1;
  padding: 9.5rem 5vw 4rem;
  background: #fff;
  border-bottom: 1px solid var(--grout);
}
.breadcrumbs {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; color: var(--text-light); margin-bottom: 1.6rem;
}
.breadcrumbs a { color: var(--text-muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--copper); }
.breadcrumbs .sep { color: var(--grout); }
.breadcrumbs .current { color: var(--copper); }
.page-hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3.5rem; align-items: end; }
h1.page-h1 {
  font-family: var(--serif); font-size: clamp(2.1rem, 4.2vw, 3.2rem); font-weight: 400;
  line-height: 1.12; letter-spacing: -0.02em; color: var(--charcoal); margin-bottom: 1.1rem;
}
h1.page-h1 em { font-style: italic; color: var(--copper); }
.page-lede { font-size: 0.94rem; color: var(--text-muted); line-height: 1.8; max-width: 480px; }
.page-hero-meta {
  display: flex; flex-direction: column; gap: 0.9rem;
  border-left: 1px solid var(--grout); padding-left: 1.6rem;
}
.page-hero-meta .pm-item { display: flex; flex-direction: column; gap: 0.15rem; }
.page-hero-meta .pm-label { font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-light); }
.page-hero-meta .pm-value { font-size: 0.86rem; color: var(--charcoal); }
.page-hero-actions { display: flex; gap: 0.8rem; margin-top: 0.4rem; flex-wrap: wrap; }

/* Hero image strip pod page-hero, opcjonalne */
.page-hero-photo { position: relative; z-index: 1; aspect-ratio: 21/8; overflow: hidden; }
.page-hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-photo.placeholder {
  background: linear-gradient(120deg, var(--porcelain-warm) 0%, var(--copper-pale) 45%, var(--copper) 100%);
  position: relative;
}
.page-hero-photo.placeholder::before {
  content: ''; position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(255,255,255,0.18) 39px, rgba(255,255,255,0.18) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(255,255,255,0.18) 39px, rgba(255,255,255,0.18) 40px);
}

/* ═══ MARQUEE STRIP ═══ */
.marquee-strip { background: var(--charcoal); padding: 0.75rem 0; overflow: hidden; position: relative; z-index: 1; }
.marquee-inner { display: flex; gap: 0; white-space: nowrap; animation: ticker 28s linear infinite; }
.marquee-inner span {
  font-size: 0.68rem; font-weight: 400; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); padding: 0 2rem; flex-shrink: 0;
}
.marquee-inner span.accent { color: var(--copper-light); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ═══ SECTION COMMONS ═══ */
section, .content-section { position: relative; z-index: 1; padding: 7rem 5vw; }
.section-meta { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; }
.section-num { font-family: var(--serif); font-size: 0.75rem; color: var(--copper); font-style: italic; }
.section-rule { width: 28px; height: 1px; background: var(--copper); }
.section-cat { font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); font-weight: 400; }
h2.s-title {
  font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 400;
  line-height: 1.1; letter-spacing: -0.02em; color: var(--charcoal); margin-bottom: 0;
}
h2.s-title em { font-style: italic; color: var(--copper); }
h3.sub-title {
  font-family: var(--serif); font-size: 1.5rem; font-weight: 400; color: var(--charcoal);
  margin: 2rem 0 0.8rem; line-height: 1.25;
}

/* ═══ PROSE (treść podstron usługowych) ═══ */
.prose { max-width: 760px; }
.prose p { font-size: 0.92rem; color: var(--text-muted); line-height: 1.9; margin-bottom: 1.2rem; }
.prose strong { color: var(--charcoal); font-weight: 500; }
.prose ul { margin: 0 0 1.4rem; display: flex; flex-direction: column; gap: 0.55rem; }
.prose ul li {
  font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; padding-left: 1.3rem; position: relative;
}
.prose ul li::before { content: '—'; position: absolute; left: 0; color: var(--copper); }
.prose .note-box {
  margin: 1.6rem 0; padding: 1.2rem 1.4rem; background: var(--porcelain-warm);
  border-left: 2px solid var(--copper); border-radius: 0 3px 3px 0; font-size: 0.84rem; color: var(--text-muted); line-height: 1.75;
}
.content-two-col { display: grid; grid-template-columns: 1.3fr 0.9fr; gap: 4rem; align-items: start; }
.content-two-col .side-card {
  background: #fff; border: 1px solid var(--grout); border-radius: 4px; padding: 1.8rem; position: sticky; top: 7rem;
}
.side-card h4 { font-family: var(--serif); font-size: 1.15rem; margin-bottom: 1rem; color: var(--charcoal); }
.side-list { display: flex; flex-direction: column; gap: 0.7rem; margin-bottom: 1.4rem; }
.side-list a {
  font-size: 0.82rem; color: var(--text-muted); text-decoration: none; display: flex; justify-content: space-between;
  padding-bottom: 0.6rem; border-bottom: 1px solid var(--grout);
}
.side-list a:hover { color: var(--copper); }
.side-list a:last-child { border-bottom: none; }

/* ═══ SERVICES GRID (strona główna) ═══ */
#services { background: #fff; border-top: 1px solid var(--grout); border-bottom: 1px solid var(--grout); }
.services-header { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; margin-bottom: 4rem; }
.services-header-right { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; max-width: 460px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grout); }
.service-card {
  background: #fff; padding: 2.3rem 1.9rem; display: flex; flex-direction: column; gap: 0.9rem;
  transition: background 0.3s; position: relative; overflow: hidden; text-decoration: none;
}
.service-card::before {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--copper);
  transform: scaleX(0); transition: transform 0.4s var(--ease); transform-origin: left;
}
.service-card:hover { background: var(--porcelain); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 46px; height: 46px; border: 1px solid var(--grout); border-radius: 2px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.service-icon svg { width: 21px; height: 21px; stroke: var(--copper); stroke-width: 1.5; fill: none; }
.service-card h3 { font-family: var(--serif); font-size: 1.22rem; font-weight: 400; color: var(--charcoal); line-height: 1.2; }
.service-card p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.7; flex: 1; }
.service-price {
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.05em; color: var(--copper);
  border-top: 1px solid var(--grout); padding-top: 0.9rem; margin-top: auto;
}
.service-link-arrow { font-size: 0.72rem; color: var(--copper); font-weight: 500; }

/* ═══ ABOUT (home) ═══ */
#about { background: var(--porcelain); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: center; }
.about-visual-wrap { position: relative; }
.about-main-image { aspect-ratio: 3/4; position: relative; overflow: hidden; }
.about-main-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.about-stat-card {
  position: absolute; bottom: -2rem; left: -2rem; background: var(--charcoal); color: #fff;
  padding: 1.5rem 2rem; min-width: 160px;
}
.about-stat-card .big-num { font-family: var(--serif); font-size: 2.5rem; font-weight: 400; color: var(--copper-light); line-height: 1; display: block; }
.about-stat-card .big-label { font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.55); margin-top: 0.3rem; }
.about-text { padding-left: 1rem; }
.about-text .s-title { margin-bottom: 1.5rem; }
.about-manifesto {
  font-family: var(--serif); font-size: 1.05rem; font-style: italic; color: var(--text-muted); line-height: 1.75;
  border-left: 2px solid var(--copper); padding-left: 1.2rem; margin-bottom: 1.8rem;
}
.about-body { font-size: 0.88rem; color: var(--text-muted); line-height: 1.85; margin-bottom: 1.2rem; }
.about-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--grout); }
.mini-stat .num { font-family: var(--serif); font-size: 1.8rem; font-weight: 400; color: var(--copper); line-height: 1; }
.mini-stat .lbl { font-size: 0.65rem; letter-spacing: 0.08em; color: var(--text-light); margin-top: 0.25rem; text-transform: uppercase; }
.ig-cta-block {
  display: flex; align-items: center; gap: 1rem; margin-top: 2rem; padding: 1.2rem 1.5rem;
  background: var(--porcelain-warm); border-left: 2px solid var(--copper); border-radius: 0 2px 2px 0;
}
.ig-cta-block p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; }
.ig-cta-block a { font-weight: 500; color: var(--copper); text-decoration: none; }
.ig-cta-block a:hover { text-decoration: underline; }

/* ═══ PORTFOLIO / REALIZACJE ═══ */
#portfolio, .portfolio-section { background: var(--charcoal); color: #fff; overflow: hidden; }
#portfolio .section-cat, .portfolio-section .section-cat { color: rgba(255,255,255,0.4); }
#portfolio .section-num, .portfolio-section .section-num { color: var(--copper-light); }
#portfolio .s-title, .portfolio-section .s-title { color: #fff; }
#portfolio h2.s-title em, .portfolio-section h2.s-title em { color: var(--copper-light); }
.portfolio-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; margin-bottom: 3.5rem; }
.portfolio-sub { font-size: 0.88rem; color: rgba(255,255,255,0.45); line-height: 1.8; max-width: 420px; }
.portfolio-ig-link {
  display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.78rem; color: var(--copper-light);
  text-decoration: none; border-bottom: 1px solid rgba(168,118,74,0.3); padding-bottom: 2px; transition: border-color 0.25s;
}
.portfolio-ig-link:hover { border-color: var(--copper-light); }
.portfolio-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,0.06); }
.case-card {
  background: var(--charcoal-soft); padding: 2.5rem 2rem; display: flex; flex-direction: column; gap: 1rem;
  transition: background 0.3s; position: relative; text-decoration: none;
}
.case-card:hover { background: #333; }
.case-photo { margin: -2.5rem -2rem 0.5rem; aspect-ratio: 4/3; overflow: hidden; position: relative; }
.case-photo img { width: 100%; height: 100%; object-fit: cover; display: block; filter: saturate(0.92); transition: transform 0.5s ease; }
.case-card:hover .case-photo img { transform: scale(1.04); }
.case-number {
  font-family: var(--serif); font-weight: 400; line-height: 1; position: absolute;
  background: rgba(28,28,28,0.55); backdrop-filter: blur(2px); padding: 0.2rem 0.6rem; border-radius: 2px;
  color: rgba(255,255,255,0.8); font-size: 1.6rem; top: 1.5rem; right: 1.5rem;
}
.case-tag { font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--copper-light); }
.case-card h3 { font-family: var(--serif); font-size: 1.35rem; font-weight: 400; color: #fff; line-height: 1.2; }
.case-detail { font-size: 0.78rem; color: rgba(255,255,255,0.45); line-height: 1.7; }
.case-detail strong {
  color: var(--copper-light); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 400; display: block; margin-bottom: 0.2rem;
}

/* Case study pełny (realizacje) */
.case-study {
  background: var(--charcoal-soft); border-radius: 4px; overflow: hidden; margin-bottom: 2px;
}
.case-study-photo { aspect-ratio: 16/9; overflow: hidden; }
.case-study-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.92); }
.case-study-body { padding: 2.5rem; }
.case-study-meta { display: flex; flex-wrap: wrap; gap: 1.6rem; margin-bottom: 1.6rem; padding-bottom: 1.6rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.case-study-meta div { display: flex; flex-direction: column; gap: 0.2rem; }
.case-study-meta .cm-label { font-size: 0.6rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.35); }
.case-study-meta .cm-value { font-size: 0.85rem; color: #fff; }
.case-study-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.case-study-grid h4 { font-family: var(--serif); font-size: 1rem; color: var(--copper-light); margin-bottom: 0.5rem; font-weight: 400; }
.case-study-grid p { font-size: 0.85rem; color: rgba(255,255,255,0.55); line-height: 1.8; }
.case-study-cta {
  margin-top: 1.8rem; padding-top: 1.8rem; border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
}
.case-study-cta a { color: var(--copper-light); }

/* ═══ FAQ / AEO ═══ */
#faq, .faq-section { background: #fff; border-top: 1px solid var(--grout); }
.faq-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 6rem; margin-top: 4rem; align-items: start; }
.faq-intro p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.8; margin-top: 1.5rem; max-width: 340px; }
.faq-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--grout); }
.faq-list.no-grid { border-top: 1px solid var(--grout); max-width: 820px; }
.faq-item { border-bottom: 1px solid var(--grout); overflow: hidden; }
.faq-q {
  width: 100%; background: none; border: none; padding: 1.2rem 0; display: flex; justify-content: space-between;
  align-items: center; gap: 1rem; cursor: pointer; text-align: left; font-family: var(--sans);
  font-size: 0.9rem; font-weight: 400; color: var(--charcoal); transition: color 0.25s;
}
.faq-q:hover { color: var(--copper); }
.faq-q .faq-icon {
  width: 20px; height: 20px; border: 1px solid var(--grout); border-radius: 50%; display: flex;
  align-items: center; justify-content: center; flex-shrink: 0; font-size: 0.9rem; color: var(--copper);
  transition: background 0.25s, transform 0.3s;
}
.faq-item.open .faq-q .faq-icon { background: var(--copper); color: #fff; transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease); }
.faq-item.open .faq-a { max-height: 600px; }
.faq-a-inner { padding: 0 0 1.2rem; font-size: 0.84rem; color: var(--text-muted); line-height: 1.85; max-width: 720px; }

/* FAQ categorie na /faq/ */
.faq-cat-label {
  font-size: 0.65rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--copper);
  margin: 2.4rem 0 0.6rem; font-weight: 500;
}
.faq-cat-label:first-child { margin-top: 0; }

/* ═══ TESTIMONIALS ═══ */
#testimonials { background: var(--porcelain-warm); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3.5rem; }
.testi-card {
  background: #fff; border: 1px solid var(--grout); border-radius: 2px; padding: 2rem 1.8rem;
  display: flex; flex-direction: column; gap: 1.2rem; transition: border-color 0.3s, transform 0.3s;
}
.testi-card:hover { border-color: var(--copper); transform: translateY(-3px); }
.testi-stars { color: var(--copper); letter-spacing: 3px; font-size: 0.75rem; }
.testi-quote { font-family: var(--serif); font-size: 0.98rem; font-style: italic; color: var(--charcoal); line-height: 1.7; flex: 1; }
.testi-rule { width: 24px; height: 1px; background: var(--copper); }
.testi-author-name { font-size: 0.78rem; font-weight: 500; color: var(--charcoal); letter-spacing: 0.04em; }
.testi-author-role { font-size: 0.7rem; color: var(--text-light); margin-top: 0.15rem; }

/* ═══ AEO answer box (na podstronach usług) ═══ */
.aeo-box {
  background: var(--porcelain-warm); border-left: 2px solid var(--copper); border-radius: 0 4px 4px 0;
  padding: 1.6rem 1.8rem; margin: 2rem 0;
}
.aeo-box .aeo-q { font-family: var(--serif); font-size: 1.05rem; color: var(--charcoal); margin-bottom: 0.6rem; font-style: italic; }
.aeo-box .aeo-a { font-size: 0.88rem; color: var(--text-muted); line-height: 1.8; }

/* ═══ O NAS ═══ */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.value-card { background: #fff; border: 1px solid var(--grout); border-radius: 3px; padding: 1.8rem; }
.value-card .vc-num { font-family: var(--serif); font-style: italic; color: var(--copper); font-size: 0.85rem; }
.value-card h4 { font-family: var(--serif); font-size: 1.2rem; margin: 0.6rem 0 0.6rem; color: var(--charcoal); font-weight: 400; }
.value-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.7; }

/* ═══ CONTACT / AI ADVISOR ═══ */
#contact, .contact-section { background: var(--porcelain); padding-bottom: 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 5rem; align-items: start; padding-bottom: 7rem; }
.contact-info .s-title { margin-bottom: 1.5rem; }
.contact-info > p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 2.5rem; max-width: 400px; }
.contact-details { display: flex; flex-direction: column; gap: 1.2rem; margin-bottom: 2.5rem; }
.contact-row { display: flex; align-items: flex-start; gap: 0.8rem; }
.c-icon { width: 32px; height: 32px; border: 1px solid var(--grout); border-radius: 2px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.c-icon svg { width: 14px; height: 14px; stroke: var(--copper); fill: none; stroke-width: 1.8; }
.c-text strong { display: block; font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-light); font-weight: 400; margin-bottom: 0.15rem; }
.c-text span { font-size: 0.88rem; color: var(--charcoal); }
.social-row { display: flex; gap: 0.6rem; }
.social-btn {
  display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.5rem 1rem; border: 1px solid var(--grout);
  border-radius: 2px; font-size: 0.72rem; font-weight: 400; color: var(--text-muted); text-decoration: none;
  transition: border-color 0.25s, color 0.25s;
}
.social-btn:hover { border-color: var(--copper); color: var(--copper); }

.ai-advisor-wrap { display: flex; flex-direction: column; gap: 1.5rem; }
.ai-badge {
  display: inline-flex; align-items: center; gap: 0.5rem; background: var(--charcoal); color: #fff;
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.35rem 0.8rem; border-radius: 2px; width: fit-content;
}
.ai-badge .dot { width: 6px; height: 6px; background: var(--copper-light); border-radius: 50%; animation: blink 2s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.ai-advisor-box { background: #fff; border: 1px solid var(--grout); border-radius: 4px; overflow: hidden; display: flex; flex-direction: column; height: 480px; }
.ai-header { padding: 1rem 1.2rem; border-bottom: 1px solid var(--grout); display: flex; align-items: center; gap: 0.8rem; background: var(--porcelain); }
.ai-avatar { width: 32px; height: 32px; background: var(--charcoal); border-radius: 2px; display: flex; align-items: center; justify-content: center; font-size: 0.7rem; color: var(--copper-light); font-weight: 500; flex-shrink: 0; }
.ai-header-text strong { font-size: 0.82rem; font-weight: 500; color: var(--charcoal); display: block; }
.ai-header-text span { font-size: 0.65rem; color: var(--text-light); }
.ai-messages { flex: 1; overflow-y: auto; padding: 1.2rem; display: flex; flex-direction: column; gap: 0.8rem; scroll-behavior: smooth; }
.ai-messages::-webkit-scrollbar { width: 3px; }
.ai-messages::-webkit-scrollbar-thumb { background: var(--grout); }
.msg { max-width: 88%; font-size: 0.82rem; line-height: 1.6; padding: 0.7rem 1rem; border-radius: 3px; }
.msg.bot { background: var(--porcelain); color: var(--charcoal); align-self: flex-start; border-left: 2px solid var(--copper); }
.msg.user { background: var(--charcoal); color: #fff; align-self: flex-end; }
.msg.typing { background: var(--porcelain); align-self: flex-start; border-left: 2px solid var(--copper); color: var(--text-light); }
.typing-dots span { display: inline-block; width: 5px; height: 5px; background: var(--copper); border-radius: 50%; animation: typingDot 1.2s infinite; margin: 0 1px; }
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingDot { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-4px); } }
.ai-quick-btns { padding: 0.6rem 1.2rem; display: flex; flex-wrap: wrap; gap: 0.4rem; border-top: 1px solid var(--grout); background: var(--porcelain); }
.quick-btn { padding: 0.3rem 0.7rem; border: 1px solid var(--grout); background: #fff; font-family: var(--sans); font-size: 0.68rem; font-weight: 400; color: var(--text-muted); border-radius: 2px; cursor: pointer; transition: border-color 0.2s, color 0.2s; }
.quick-btn:hover { border-color: var(--copper); color: var(--copper); }
.ai-input-row { display: flex; gap: 0; border-top: 1px solid var(--grout); }
.ai-input { flex: 1; padding: 0.9rem 1rem; border: none; outline: none; font-family: var(--sans); font-size: 0.82rem; font-weight: 300; color: var(--charcoal); background: #fff; }
.ai-input::placeholder { color: var(--text-light); }
.ai-send { padding: 0 1.2rem; background: var(--charcoal); border: none; color: #fff; cursor: pointer; font-size: 1rem; transition: background 0.25s; display: flex; align-items: center; justify-content: center; }
.ai-send:hover { background: var(--copper); }
.ai-send svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }
.ai-disclaimer { font-size: 0.62rem; color: var(--text-light); text-align: center; padding: 0.5rem 1rem; background: #fff; }

/* CONTACT FORM */
.contact-form-section { background: var(--charcoal); padding: 7rem 5vw; }
.form-header { margin-bottom: 3rem; }
.form-header .s-title { color: #fff; }
.form-header .s-title em { color: var(--copper-light); }
.form-header .section-cat { color: rgba(255,255,255,0.35); }
.form-header .section-num { color: var(--copper-light); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.form-full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.4); font-weight: 400; }
.form-group input, .form-group textarea, .form-group select {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12); color: #fff;
  font-family: var(--sans); font-size: 0.88rem; font-weight: 300; padding: 0.85rem 1rem; outline: none;
  border-radius: 2px; transition: border-color 0.25s; appearance: none; -webkit-appearance: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.2); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--copper-light); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-group select option { background: var(--charcoal); color: #fff; }
.form-group input[type="file"] { padding: 0.6rem 1rem; font-size: 0.8rem; color: rgba(255,255,255,0.6); }
.form-group input[type="file"]::file-selector-button {
  background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.15); border-radius: 2px;
  padding: 0.45rem 0.9rem; margin-right: 0.8rem; font-family: var(--sans); font-size: 0.78rem; cursor: pointer; transition: background 0.25s;
}
.form-group input[type="file"]::file-selector-button:hover { background: rgba(255,255,255,0.18); }
.form-hint { font-size: 0.68rem; color: rgba(255,255,255,0.35); }
.form-hp { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-privacy { font-size: 0.7rem; color: rgba(255,255,255,0.3); line-height: 1.6; margin: 0.8rem 0; }
.form-submit-row { display: flex; justify-content: flex-end; margin-top: 1rem; }
.btn-submit {
  padding: 0.9rem 2.5rem; background: var(--copper); color: #fff; border: none; font-family: var(--sans);
  font-size: 0.82rem; font-weight: 400; letter-spacing: 0.06em; border-radius: 2px; cursor: pointer; transition: background 0.3s;
}
.btn-submit:hover { background: var(--copper-light); }
.form-success, .form-error {
  display: none; padding: 1.5rem; border-radius: 2px; text-align: center; font-size: 0.88rem; margin-top: 1rem;
}
.form-success { border: 1px solid var(--copper); color: var(--copper-light); }
.form-error { border: 1px solid #b5544a; color: #e08a7d; }

/* Checkbox group (zakres prac) */
.checkbox-group { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.checkbox-chip {
  display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.55rem 0.9rem;
  border: 1px solid rgba(255,255,255,0.15); border-radius: 2px; cursor: pointer; transition: border-color 0.25s, background 0.25s;
}
.checkbox-chip:hover { border-color: rgba(255,255,255,0.3); }
.checkbox-chip input { accent-color: var(--copper); width: 14px; height: 14px; }
.checkbox-chip span { font-size: 0.78rem; color: rgba(255,255,255,0.7); }
.checkbox-chip:has(input:checked) { border-color: var(--copper-light); background: rgba(168,118,74,0.12); }

/* ═══ MAP ═══ */
.map-embed { width: 100%; height: 300px; border: 0; filter: grayscale(30%) contrast(1.05); }

/* ═══ FOOTER ═══ */
footer { background: #111; padding: 3.5rem 5vw 2rem; position: relative; z-index: 1; }
.footer-top { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .nav-logo { display: inline-flex; color: #fff; }
.footer-brand .nav-logo sup { color: var(--copper-light); }
.footer-brand p { font-size: 0.78rem; color: rgba(255,255,255,0.35); line-height: 1.8; margin-top: 1rem; max-width: 280px; }
.footer-col h4 { font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--copper-light); margin-bottom: 1.2rem; font-weight: 400; }
.footer-links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a { font-size: 0.8rem; color: rgba(255,255,255,0.35); text-decoration: none; transition: color 0.25s; }
.footer-links a:hover { color: var(--copper-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-copy { font-size: 0.7rem; color: rgba(255,255,255,0.2); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { font-size: 0.65rem; color: rgba(255,255,255,0.2); text-decoration: none; transition: color 0.25s; }
.footer-legal a:hover { color: var(--copper-light); }

/* ═══ REVEAL ═══ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 960px) {
  #hero { grid-template-columns: 1fr; padding-top: 6rem; }
  .hero-visual { height: 45vw; min-height: 260px; }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-stat-card { left: auto; right: 0; bottom: -1.5rem; }
  .services-header { grid-template-columns: 1fr; gap: 1.5rem; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-intro { grid-template-columns: 1fr; gap: 1.5rem; }
  .portfolio-cases { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: 1fr; gap: 3rem; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .page-hero-inner { grid-template-columns: 1fr; gap: 1.6rem; }
  .page-hero-meta { border-left: none; padding-left: 0; border-top: 1px solid var(--grout); padding-top: 1.2rem; flex-direction: row; flex-wrap: wrap; gap: 1.6rem; }
  .content-two-col { grid-template-columns: 1fr; }
  .content-two-col .side-card { position: static; }
  .case-study-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .dropdown { width: 460px; }
}
@media (max-width: 640px) {
  section, .content-section { padding: 5rem 5vw; }
  .page-hero { padding: 7.5rem 5vw 3rem; }
  h1.hero-h1 { font-size: 2.2rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-cases { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .about-stats-row { grid-template-columns: 1fr 1fr; }
  .hero-visual { height: 55vw; }
  .team-grid { grid-template-columns: 1fr; }
}