/* RESET & BASE */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: #e5e7eb;
  color: #111827;
  line-height: 1.6;
}

/* JĘZYKI */
[data-lang] { display: inline; }
html[data-lang="pl"] [data-lang="en"] { display: none; }
html[data-lang="en"] [data-lang="pl"] { display: none; }

/* LAYOUT */
.container {
  width: min(1120px, 100% - 3rem);
  margin-inline: auto;
}
.section {
  padding: 4.5rem 0;
  border-top: 1px solid rgba(209,213,219,0.7);
}
.section:first-of-type { border-top: none; }
.section-surface { background-color: #ffffff; }
.section-muted { background-color: #f3f4f6; }

/* TYPOGRAFIA */
h1, h2, h3 {
  margin: 0 0 0.5em;
  font-family: "Poppins", system-ui, sans-serif;
}
h1 { font-size: clamp(2.1rem,3.2vw,2.8rem); line-height: 1.2; }
h2 { font-size: clamp(1.7rem,2.6vw,2.1rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 0.8em; }

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(245,245,247,0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(209,213,219,0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 0.8rem;
}

/* LOGO + LOGO-MARK (MG) */
.logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  width: clamp(32px, 4vw, 44px);
  height: clamp(32px, 4vw, 44px);
  border-radius: 12px;
  overflow: hidden;              /* obrazek przycina się w ładnym radiusie */
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;       /* tło bierze się z samego loga */
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.logo:hover .logo-mark img {
  transform: scale(1.04);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.18);
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.logo-name {
  font-size: 0.95rem;
  font-weight: 600;
}

.logo-tagline {
  font-size: 0.8rem;
  color: #6b7280;
}

/* MENU GŁÓWNE */
.main-nav ul {
  display:flex;
  gap:1.4rem;
  list-style:none;
  padding:0;
  margin:0;
}

.main-nav a {
  font-size:0.85rem;
  text-decoration:none;
  color:#4b5563;
  padding-bottom:0.1rem;
  border-bottom:2px solid transparent;
  transition:color .15s ease,border-color .15s ease;
}

.main-nav a:hover {
  color:#111827;
  border-color:#2563eb;
}

/* HEADER CONTROLS */
.header-controls {
  display:flex;
  align-items:center;
  gap:0.75rem;
}

/* LANG SWITCH */
.lang-switch {
  display:flex;
  align-items:center;
  gap:0.3rem;
}

.lang-btn {
  border:1px solid transparent;
  background:transparent;
  border-radius:999px;
  padding:0.25rem 0.65rem;
  font-size:0.75rem;
  text-transform:uppercase;
  letter-spacing:0.08em;
  cursor:pointer;
  color:#6b7280;
}

.lang-btn.active {
  background-color:#111827;
  color:#f9fafb;
}

/* THEME SWITCH */
.theme-switch {
  display:flex;
  align-items:center;
  gap:0.25rem;
}

.theme-btn {
  border-radius:999px;
  border:1px solid transparent;
  background:#e5e7eb;
  width:28px;
  height:28px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:0.9rem;
  cursor:pointer;
  color:#4b5563;
}

.theme-btn.active {
  background:#111827;
  color:#f9fafb;
}

/* MOBILE NAV BUTTON */
.nav-toggle {
  display:none;
  flex-direction:column;
  gap:4px;
  border:none;
  background:none;
  cursor:pointer;
}

.nav-toggle span {
  width:20px;
  height:2px;
  border-radius:999px;
  background-color:#111827;
}


/* HERO */
.hero {
  background: radial-gradient(circle at top left,#dbeafe,#e5e7eb 55%);
  padding:4.5rem 0 4rem;
}
.hero-inner {
  display:grid;
  grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
  gap:3rem;
  align-items:center;
}
.hero-kicker {
  font-size:0.8rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:#2563eb;
  margin-bottom:0.6rem;
}
.hero-sub { color:#4b5563; font-size:0.98rem; }
.hero-actions {
  display:flex;
  flex-wrap:wrap;
  gap:0.8rem;
  margin:1.3rem 0 0.8rem;
}
.hero-meta { font-size:0.85rem; color:#6b7280; }
.hero-badge {
  display:inline-flex;
  align-items:center;
  padding:0.2rem 0.7rem;
  border-radius:999px;
  background-color:#111827;
  color:#f9fafb;
  font-size:0.75rem;
  margin-bottom:0.4rem;
}

/* HERO CARD */
.hero-card {
  background-color:#ffffff;
  border-radius:1.5rem;
  padding:1.6rem;
  box-shadow:0 18px 45px rgba(15,23,42,0.12);
}
.hero-screen {
  border-radius:1.2rem;
  border:1px solid #e5e7eb;
  overflow:hidden;
}
.hero-screen-header {
  display:flex;
  gap:0.3rem;
  padding:0.5rem 0.7rem;
  background-color:#f3f4f6;
}
.hero-screen-header .dot {
  width:8px;
  height:8px;
  border-radius:999px;
  background-color:#d1d5db;
}
.hero-screen-body {
  padding:1rem 1.2rem 1.2rem;
}
.hero-screen-body h2 {
  font-size:1rem;
  margin-bottom:0.6rem;
}
.hero-screen-body ul {
  list-style:none;
  padding-left:0;
  margin:0;
  font-size:0.88rem;
  color:#4b5563;
}
.hero-screen-body li+li { margin-top:0.35rem; }
.hero-note {
  margin-top:0.9rem;
  font-size:0.84rem;
  color:#6b7280;
}

/* BUTTONS */
.btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0.7rem 1.5rem;
  border-radius:999px;
  border:1px solid transparent;
  font-size:0.9rem;
  font-weight:500;
  cursor:pointer;
  text-decoration:none;
  transition:background .15s ease,color .15s ease,
             border-color .15s ease,box-shadow .15s ease,
             transform .12s ease;
}
.btn-primary {
  background:linear-gradient(135deg,#2563eb,#22c55e);
  color:#f9fafb;
  box-shadow:0 10px 30px rgba(37,99,235,0.35);
}
.btn-primary:hover {
  transform:translateY(-1px);
  box-shadow:0 12px 36px rgba(30,64,175,0.5);
}
.btn-outline {
  background-color:transparent;
  color:#111827;
  border-color:#111827;
}
.btn-outline:hover {
  background-color:#111827;
  color:#f9fafb;
}

/* SECTION HEADER */
.section-header {
  max-width:680px;
  margin:0 auto 2.2rem;
}
.section-header p {
  color:#4b5563;
  font-size:0.96rem;
}

/* SERVICES */
.cards-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1.6rem;
}
.card {
  background-color:#f9fafb;
  border-radius:1.2rem;
  padding:1.4rem 1.5rem;
  border:1px solid #e5e7eb;
  box-shadow:0 10px 30px rgba(15,23,42,0.04);
}
.card p {
  color:#4b5563;
  font-size:0.9rem;
}

/* PROJECTS */
.projects-subtitle {
  margin:0 0 1.2rem;
  font-size:1.05rem;
  font-weight:600;
  color:#111827;
}
.projects-subtitle-bottom { margin-top:2.8rem; }

.projects-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1.6rem;
}
.projects-grid-recent {
  grid-template-columns:repeat(2,minmax(0,1fr));
}

.project-card {
  background-color:#ffffff;
  border-radius:1.2rem;
  overflow:hidden;
  border:1px solid #e5e7eb;
  display:flex;
  flex-direction:column;
  text-decoration:none;
  color:inherit;
  box-shadow:0 12px 36px rgba(15,23,42,0.06);
  transition:transform .18s ease, box-shadow .18s ease,
             border-color .18s ease, background .18s ease;
}
.project-card:hover {
  transform:translateY(-6px);
  box-shadow:0 16px 44px rgba(15,23,42,0.14);
  border-color:#2563eb;
  background:linear-gradient(135deg,rgba(219,234,254,0.4),#ffffff);
}

.project-thumb {
  height:150px;
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}

/* SZABLONY – obrazki w folderach szablonów */
.project-thumb-cafe  { background-image:url("Cafe/cover.jpg"); }
.project-thumb-foto  { background-image:url("Foto/cover.jpg"); }
.project-thumb-aks   { background-image:url("AKS/cover.jpg"); }
.project-thumb-reset { background-image:url("Reset/cover.jpg"); }
.project-thumb-bar   { background-image:url("Bar/cover.jpg"); }

/* OSTATNIE PROJEKTY – obrazy w katalogu img */
.project-thumb-perkoz      { background-image:url("img/perkoz-new-holland.jpg"); }
.project-thumb-perkozparts { background-image:url("img/perkoz-parts.jpg"); }

.project-body {
  padding:1.2rem 1.3rem 1.3rem;
}
.project-body p {
  font-size:0.9rem;
  color:#4b5563;
}
.project-pill {
  display:inline-flex;
  padding:0.2rem 0.7rem;
  border-radius:999px;
  background-color:#eff6ff;
  font-size:0.78rem;
  color:#1d4ed8;
  margin-top:0.4rem;
}

/* PROCESS */
.steps-grid {
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1.3rem;
}
.step {
  background-color:#ffffff;
  border-radius:1.2rem;
  padding:1.2rem 1.3rem;
  border:1px solid #e5e7eb;
  box-shadow:0 10px 28px rgba(15,23,42,0.06);
}
.step-number {
  width:30px;
  height:30px;
  border-radius:999px;
  border:1px solid #2563eb;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:0.85rem;
  margin-bottom:0.4rem;
  color:#1d4ed8;
}

/* ABOUT */
.about-grid {
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:2rem;
  align-items:flex-start;
}
.about-text p { color:#4b5563; }
.about-card {
  background-color:#ffffff;
  border-radius:1.2rem;
  padding:1.4rem 1.5rem;
  border:1px solid #e5e7eb;
  box-shadow:0 12px 32px rgba(15,23,42,0.06);
}
.about-card ul {
  list-style:none;
  margin:0;
  padding-left:1rem;
  font-size:0.9rem;
  color:#4b5563;
}
.about-card li {
  position:relative;
  margin-bottom:0.35rem;
}
.about-card li::before {
  content:"•";
  position:absolute;
  left:-0.7rem;
  color:#2563eb;
}

/* CONTACT */
.contact-grid {
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:2rem;
  align-items:flex-start;
}
.contact-grid-simple .contact-side-card {
  background-color:#ffffff;
  border-radius:1.2rem;
  padding:1.4rem 1.5rem;
  border:1px solid #e5e7eb;
  box-shadow:0 12px 32px rgba(15,23,42,0.06);
}
.contact-text p { color:#4b5563; }
.contact-list {
  list-style:none;
  padding-left:0;
  margin:1.2rem 0 0.6rem;
  font-size:0.9rem;
  color:#4b5563;
}
.contact-list a {
  color:#111827;
  text-decoration:none;
}
.contact-list a:hover { text-decoration:underline; }
.contact-note {
  font-size:0.85rem;
  color:#6b7280;
}

/* FOOTER */
.site-footer {
  background-color:#111827;
  color:#e5e7eb;
  padding:2.2rem 0 2.4rem;
  border-top:1px solid #020617;
}
.footer-inner {
  display:grid;
  grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1.2fr);
  gap:2.2rem;
  font-size:0.9rem;
}
.footer-col h3 {
  margin-bottom:0.4rem;
  font-size:1.1rem;
}
.footer-col h4 {
  margin:0 0 0.6rem;
  font-size:0.95rem;
  font-weight:600;
}
.footer-col p { margin-bottom:0.6rem; }
.footer-meta { color:#9ca3af; }
.footer-copy { margin-top:0.6rem; color:#9ca3af; }
.footer-links {
  list-style:none;
  padding-left:0;
  margin:0;
}
.footer-links li+li { margin-top:0.2rem; }
.footer-links a {
  color:#e5e7eb;
  text-decoration:none;
}
.footer-links a:hover { text-decoration:underline; }

/* REVEAL */
.reveal {
  opacity:0;
  transform:translateY(18px);
  transition:opacity 0.5s ease, transform 0.5s ease;
}
.reveal.reveal-visible {
  opacity:1;
  transform:translateY(0);
}

/* RESPONSIVE */
@media (max-width:1024px) {
  .hero-inner {
    grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);
    gap:2.2rem;
  }
  .cards-grid,
  .steps-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .projects-grid {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .projects-grid-recent {
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .footer-inner {
    grid-template-columns:minmax(0,1.4fr) minmax(0,1.2fr);
  }
}

@media (max-width:820px) {
  .container {
    width:min(100% - 2rem,100%);
  }
  .header-inner { align-items:center; }
  .main-nav {
    position:absolute;
    left:0;
    right:0;
    top:100%;
    background-color:#f5f5f7;
    border-bottom:1px solid #e5e7eb;
    max-height:0;
    overflow:hidden;
    transition:max-height 0.2s ease;
  }
  .main-nav.open { max-height:280px; }
  .main-nav ul {
    flex-direction:column;
    padding:0.8rem 1.4rem 1.1rem;
  }
  .nav-toggle { display:flex; }
  .hero-inner { grid-template-columns:minmax(0,1fr); }
  .cards-grid,
  .projects-grid,
  .projects-grid-recent,
  .steps-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns:minmax(0,1fr);
  }
  .footer-inner {
    grid-template-columns:minmax(0,1fr);
  }
}

@media (max-width:520px) {
  .hero { padding-top:4rem; }
  .hero-actions {
    flex-direction:column;
    align-items:stretch;
  }
  .site-header .logo-tagline { display:none; }
}