/* =============================================
   USŁUGI KOPARKĄ I PRACE ZIEMNE – Stylesheet
   Styl: szaro-niebieski, nowoczesny
   ============================================= */

/* ---- ZMIENNE ---- */
:root {
  --blue:       #1d6fa4;
  --blue-dark:  #13537c;
  --blue-light: #e8f4fd;
  --gray-900:   #111827;
  --gray-800:   #1f2937;
  --gray-700:   #374151;
  --gray-500:   #6b7280;
  --gray-300:   #d1d5db;
  --gray-100:   #f3f4f6;
  --white:      #ffffff;
  --accent:     #f59e0b;

  --font:       'Inter', system-ui, sans-serif;
  --radius:     0.75rem;
  --shadow:     0 4px 24px rgba(0,0,0,0.08);
  --shadow-md:  0 8px 40px rgba(0,0,0,0.14);
  --transition: 0.25s ease;
}

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section { padding: 5rem 0; }
.bg-light { background: var(--gray-100); }

/* ---- TYPOGRAPHY ---- */
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 900; line-height: 1.1; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; line-height: 1.2; margin-bottom: 1rem; }
h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.6rem; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn--primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn--primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(29,111,164,0.35);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}
.btn--sm {
  padding: 0.55rem 1.2rem;
  font-size: 0.88rem;
}
.btn--full { width: 100%; text-align: center; justify-content: center; }

/* Facebook button */
.btn--facebook {
  background: #1877F2;
  color: var(--white) !important;
  border-color: #1877F2;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn--facebook:hover {
  background: #0d5fd4;
  border-color: #0d5fd4;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(24,119,242,0.4);
}
.btn--facebook-sm { padding: 0.55rem 1.2rem; font-size: 0.88rem; }

/* Phone button */
.btn--phone {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn__icon { font-size: 1rem; }

/* =============================================
   NAWIGACJA
   ============================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 0.9rem 0;
}
#header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 16px rgba(0,0,0,0.1);
}
#header.scrolled .nav__logo,
#header.scrolled .nav__links a {
  color: var(--gray-800);
}
#header.scrolled .nav__cta {
  background: var(--blue);
  color: var(--white) !important;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}
.logo-icon { font-size: 1.4rem; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav__links a {
  color: rgba(255,255,255,0.9);
  padding: 0.45rem 0.9rem;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition);
}
.nav__links a:hover { color: var(--white); background: rgba(255,255,255,0.12); }

.nav__cta {
  background: var(--white);
  color: var(--blue) !important;
  font-weight: 600 !important;
  padding: 0.45rem 1.1rem !important;
}
.nav__cta:hover { opacity: 0.9; background: var(--white) !important; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.3rem;
}
.nav__toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
#header.scrolled .nav__toggle span { background: var(--gray-800); }

/* =============================================
   HERO + SLIDESHOW
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--gray-900);
}

/* Slideshow */
.hero__slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero__slide.active { opacity: 1; }

/* Fallback gradient jeśli brak zdjęć */
.hero__slide:not([style*="url"]),
.hero__slide[style*="url('')"] {
  background: linear-gradient(135deg, #1a252f 0%, #1d6fa4 100%);
  opacity: 1;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to right,
    rgba(10,20,35,0.80) 0%,
    rgba(10,20,35,0.55) 50%,
    rgba(10,20,35,0.30) 100%
  );
}

/* Strzałki slideshowa */
.hero__arrow {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  z-index: 5;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: var(--white);
  width: 48px; height: 48px;
  border-radius: 50%;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
  backdrop-filter: blur(4px);
}
.hero__arrow:hover { background: rgba(255,255,255,0.25); }
.hero__arrow--prev { left: 1.5rem; }
.hero__arrow--next { right: 1.5rem; }

/* Kropki */
.hero__dots {
  position: absolute;
  bottom: 5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex; gap: 0.5rem;
}
.hero__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}
.hero__dot.active {
  background: var(--white);
  width: 24px;
  border-radius: 4px;
}
.hero__content {
  position: relative;
  z-index: 2;
  padding: 7rem 1.25rem 4rem;
  max-width: 720px;
}
.hero__badge {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 2rem;
  padding: 0.35rem 1rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.hero__title { color: var(--white); margin-bottom: 1.25rem; }
.hero__title span { color: #60b4e8; }
.hero__sub {
  color: rgba(255,255,255,0.75);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 520px;
}
.hero__btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  align-items: center;
}
.hero__stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.stat strong {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}
.stat span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero__scroll span {
  display: block;
  width: 24px; height: 40px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  position: relative;
}
.hero__scroll span::after {
  content: '';
  position: absolute;
  top: 5px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 8px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot {
  0%   { top: 5px; opacity: 1; }
  100% { top: 20px; opacity: 0; }
}

/* =============================================
   SECTION HEADER
   ============================================= */
.section__header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}
.section__tag {
  display: inline-block;
  color: var(--blue);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  background: var(--blue-light);
  padding: 0.3rem 0.9rem;
  border-radius: 2rem;
}
.section__header p {
  color: var(--gray-500);
  font-size: 1.05rem;
  margin-top: 0.75rem;
}

/* =============================================
   O NAS – CARDS 3
   ============================================= */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card--icon .card__icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}
.card p { color: var(--gray-500); font-size: 0.95rem; }

/* =============================================
   USŁUGI
   ============================================= */
.services { display: flex; flex-direction: column; gap: 3rem; }

.service-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--white);
}
.service-card--reverse { direction: rtl; }
.service-card--reverse > * { direction: ltr; }

.service-card__img {
  position: relative;
  min-height: 320px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}
.service-card__img--7t {
  background:
    linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 60%),
    linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
}
.service-card__img--13t {
  background:
    linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 60%),
    linear-gradient(135deg, #1a252f 0%, #1d6fa4 100%);
}
.service-card__img--loader {
  background:
    linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 60%),
    linear-gradient(135deg, #2d4a22 0%, #4a7c59 100%);
}

/* Placeholder icons for images */
.service-card__img::before {
  content: attr(data-icon);
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -65%);
  font-size: 5rem;
  opacity: 0.35;
}
.service-card__img--7t::before  { content: '🏗'; }
.service-card__img--13t::before { content: '🚜'; }
.service-card__img--loader::before { content: '🚛'; }

.service-card__label {
  background: var(--blue);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.4rem 0.9rem;
  border-radius: 0.5rem;
}

.service-card__body {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
}
.service-card__body h3 { font-size: 1.5rem; color: var(--gray-900); }
.service-card__body p  { color: var(--gray-500); font-size: 0.95rem; }

.service-card__list {
  list-style: none;
  margin: 0.75rem 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.service-card__list li {
  font-size: 0.9rem;
  color: var(--gray-700);
  padding-left: 1.4rem;
  position: relative;
}
.service-card__list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}

/* =============================================
   OBSZAR DZIAŁANIA
   ============================================= */
.obszar__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.obszar__text .section__tag { display: inline-block; margin-bottom: 0.75rem; }
.obszar__text h2 { margin-bottom: 1rem; }
.obszar__text > p { color: var(--gray-500); margin-bottom: 1.5rem; }

.miejscowosci {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.miejscowosci span {
  background: var(--blue-light);
  color: var(--blue-dark);
  padding: 0.35rem 0.85rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.google-map {
  width: 100%;
  height: 380px;
  border-radius: calc(var(--radius) * 1.5);
  border: 0;
  box-shadow: var(--shadow-md);
}

.obszar__btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  align-items: center;
}

/* =============================================
   REALIZACJE / GALERIA
   ============================================= */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.gallery__item {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--gray-900);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.gallery__item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.gallery__item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.gallery__item:hover img { transform: scale(1.04); }

/* Fallback gdy brak zdjęcia */
.gallery__item img[src=""],
.gallery__item img:not([src]) {
  height: 220px;
  background: linear-gradient(135deg, #dde8f0, #c5dce9);
}

.gallery__caption {
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gray-700);
  background: var(--white);
}

/* Lightbox overlay */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.lightbox__close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  color: var(--white);
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
  opacity: 0.8;
  transition: opacity var(--transition);
}
.lightbox__close:hover { opacity: 1; }

/* =============================================
   KONTAKT
   ============================================= */
.kontakt__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3.5rem;
  align-items: start;
}
.kontakt__info { display: flex; flex-direction: column; gap: 1.75rem; }

.kontakt__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.kontakt__item-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
  width: 1.8rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.kontakt__item strong { display: block; font-weight: 700; margin-bottom: 0.2rem; }
.kontakt__item p  { color: var(--blue); font-weight: 600; font-size: 1.05rem; }
.kontakt__item a  { color: var(--blue); }
.kontakt__item a:hover { text-decoration: underline; }
.kontakt__item small { color: var(--gray-500); font-size: 0.82rem; }

.kontakt__cta-btns {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.kontakt__note {
  background: var(--blue-light);
  border-left: 4px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem;
  font-size: 0.9rem;
  color: var(--gray-700);
}
.kontakt__note strong { display: block; margin-bottom: 0.5rem; }

/* ---- FORMULARZ ---- */
.kontakt__form {
  background: var(--gray-100);
  border-radius: calc(var(--radius) * 1.5);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.65rem 0.9rem;
  border: 1.5px solid var(--gray-300);
  border-radius: 0.5rem;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29,111,164,0.12);
}
.form__note {
  font-size: 0.78rem;
  color: var(--gray-500);
  margin-top: 0.75rem;
  text-align: center;
}
.form__success {
  background: #d1fae5;
  color: #065f46;
  padding: 1rem;
  border-radius: 0.5rem;
  text-align: center;
  font-weight: 600;
  margin-top: 1rem;
}

/* =============================================
   STOPKA
   ============================================= */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding: 2.5rem 0;
  font-size: 0.9rem;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-direction: column;
  align-items: flex-start;
}
.footer__brand strong { color: var(--white); font-size: 1rem; }
.footer__brand p      { font-size: 0.8rem; }
.footer__brand .logo-icon { font-size: 1.4rem; }

.footer__links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer__links a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }

.footer__copy { text-align: right; }
.footer__copy p { font-size: 0.8rem; }

/* =============================================
   ANIMACJE WEJŚCIA
   ============================================= */
.animate-prepare {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: var(--blue);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(29,111,164,0.4);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 50;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
}
.back-to-top:hover { background: var(--blue-dark); transform: translateY(-2px); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .gallery  { grid-template-columns: 1fr 1fr; }
  .service-card { grid-template-columns: 1fr; }
  .service-card--reverse { direction: ltr; }
  .service-card__img { min-height: 240px; }
  .obszar__inner { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  .section { padding: 3.5rem 0; }

  .nav__links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    background: var(--gray-900);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 0.25rem;
  }
  .nav__links.open { display: flex; }
  .nav__links a { font-size: 1.1rem; padding: 0.75rem 1rem; }
  .nav__toggle { display: flex; z-index: 110; }

  .nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle.open span:nth-child(2) { opacity: 0; }
  .nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero__stats { gap: 1.5rem; }
  .hero__btns  {
    flex-direction: column;
    width: 100%;
    align-items: center;
  }
  .hero__btns .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
    text-align: center;
  }

  /* Strzałki mniejsze na mobile – żeby nie zasłaniały przycisków */
  .hero__arrow {
    width: 26px;
    height: 26px;
    font-size: 0.9rem;
    top: auto;
    bottom: 7rem;
    transform: none;
    background: rgba(255,255,255,0.15);
  }
  .hero__arrow--prev { left: 0.3rem; }
  .hero__arrow--next { right: 0.3rem; }

  .cards-3 { grid-template-columns: 1fr; }
  .gallery  { grid-template-columns: 1fr; }

  .kontakt__grid { grid-template-columns: 1fr; gap: 2rem; }
  .form-row      { grid-template-columns: 1fr; }
  .kontakt__form { padding: 1.5rem; }

  .footer__inner { flex-direction: column; text-align: center; }
  .footer__copy  { text-align: center; }

  .back-to-top { bottom: 1rem; right: 1rem; }
}

@media (max-width: 480px) {
  .hero__stats { flex-direction: column; gap: 1rem; }
  .stat strong  { font-size: 1.5rem; }
}