/* ============================================================
   Filtry Do Wody – Gorzów | Main Stylesheet
   Palette: Navy #01184a · Blue #1c89d3 · Light #e8f4fd · White
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  --navy: #01184a;
  --navy-dark: #000d2e;
  --blue: #1c89d3;
  --blue-light: #3da1e8;
  --blue-pale: #e8f4fd;
  --blue-ghost: #f2f8fc;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-800: #1e293b;
  --text: #1e293b;
  --text-muted: #475569;

  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --header-h: 80px;
  --section-py: clamp(4rem, 8vw, 7rem);
  --container-max: 1180px;
  --radius: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(1, 24, 74, .06);
  --shadow-md: 0 4px 20px rgba(1, 24, 74, .08);
  --shadow-lg: 0 12px 40px rgba(1, 24, 74, .12);
  --shadow-blue: 0 8px 30px rgba(28, 137, 211, .25);

  --transition: .3s cubic-bezier(.4, 0, .2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-light); }

::selection { background: var(--blue); color: var(--white); }

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  letter-spacing: -.005em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); margin-bottom: .6rem; }

p { margin-bottom: 1em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  background: var(--blue-light);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(28, 137, 211, .35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover {
  background: var(--navy-dark);
  color: var(--white);
  transform: translateY(-2px);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 1000;
  background: rgba(1, 24, 74, .82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(1, 24, 74, .67);
  box-shadow: 0 4px 30px rgba(0,0,0,.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo-link {
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-link img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(28, 137, 211, .35);
}

.logo-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
  line-height: 1.2;
}

.logo-text span {
  display: block;
  font-size: .72rem;
  color: rgba(255,255,255,.75);
  letter-spacing: .04em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Nav */
.main-nav ul {
  display: flex;
  list-style: none;
  gap: .25rem;
}

.main-nav a {
  display: block;
  padding: .5rem 1rem;
  color: var(--white);
  font-size: .88rem;
  font-weight: 600;
  white-space: nowrap;
  border-radius: 8px;
  transition: all var(--transition);
}

.main-nav a:hover {
  color: var(--white);
  background: rgba(255,255,255,.08);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all .3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: calc(var(--header-h) + 2rem) 1.5rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(
      180deg,
      rgba(1, 24, 74, .88) 0%,
      rgba(1, 24, 74, .7) 40%,
      rgba(1, 24, 74, .85) 100%
    );
}

.hero-content {
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem 1.2rem;
  background: rgba(28, 137, 211, .15);
  border: 1px solid rgba(28, 137, 211, .3);
  border-radius: 50px;
  color: var(--blue-light);
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1.5rem;
  animation: fadeInDown .8s ease both;
}

.hero-badge svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1rem;
  animation: fadeInDown .8s .15s ease both;
}

.hero-subtitle {
  color: rgba(255,255,255,.8);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  animation: fadeInDown .8s .3s ease both;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp .8s .45s ease both;
}

.hero-phone-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite, fadeIn 1s 1s both;
  text-decoration: none;
  cursor: pointer;
}

.scroll-indicator svg {
  width: 28px;
  height: 28px;
  stroke: rgba(255,255,255,.4);
  fill: none;
  stroke-width: 2;
  transition: stroke var(--transition);
}

.scroll-indicator:hover svg {
  stroke: rgba(255,255,255,.8);
}

/* ============================================================
   SECTIONS — common
   ============================================================ */
.section {
  padding-block: var(--section-py);
}

.section-alt {
  background: var(--blue-ghost);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--blue);
  margin-bottom: .75rem;
}

/* ============================================================
   OFERTA — card grid
   ============================================================ */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  list-style: none;
}

.offer-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.offer-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}

.offer-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(28, 137, 211, .2);
}

.offer-card:hover::before { transform: scaleX(1); }

.offer-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--blue-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.offer-card-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--blue);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.offer-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.offer-card h3 a {
  color: var(--navy);
  text-decoration: none;
}
.offer-card h3 a:hover { color: var(--blue); }

.offer-card p {
  color: var(--text-muted);
  font-size: .95rem;
}

.offer-card-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: .75rem;
  font-weight: 600;
  font-size: .9rem;
  color: var(--blue);
}
.offer-card-link svg {
  width: 16px; height: 16px;
  stroke: currentColor; fill: none;
  stroke-width: 2;
  transition: transform var(--transition);
}
.offer-card-link:hover svg { transform: translateX(4px); }

/* Detail section image (float right on desktop) */
.detail-body {
  overflow: hidden; /* contain float */
}

.detail-image {
  margin: 0 0 1.5rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  background: var(--white);
}

.detail-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform .6s ease;
}

.detail-image:hover img {
  transform: scale(1.03);
}

@media (min-width: 769px) {
  .detail-image {
    float: right;
    width: 340px;
    margin: 0 0 1.5rem 2.5rem;
  }
}

@media (min-width: 1024px) {
  .detail-image {
    width: 380px;
  }
}

/* ============================================================
   DETAIL SECTIONS (RO, Zmiękczacz, Stacja)
   ============================================================ */
.detail-section h3 {
  font-family: var(--font-display);
  color: var(--navy);
  margin-top: 2.5rem;
  margin-bottom: .75rem;
  font-size: 1.3rem;
}

.detail-section h3:first-of-type {
  margin-top: 0;
}

.detail-section ul {
  padding-left: 1rem;
  list-style: none;
  margin-bottom: 1.5rem;
}

.detail-section ul li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: .5rem;
  color: var(--text-muted);
}

.detail-section ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

.detail-section ul li strong {
  color: var(--text);
}

/* Advantages highlight box */
.advantages-list {
  background: var(--blue-pale);
  border-radius: var(--radius-lg);
  padding: 2rem 2rem 1.5rem clamp(3rem, 5vw, 3.5rem);
  margin-block: 1.5rem;
}

.advantages-list li {
  padding-left: 2rem;
}

.advantages-list li::before {
  left: .35rem;
  background: var(--navy) !important;
}

/* Definition list (daily benefits) */
.detail-section dl {
  display: grid;
  gap: 1.5rem;
  margin-block: 1.5rem;
}

.detail-section dt {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--navy);
}

.detail-section dd {
  color: var(--text-muted);
  margin-left: 0;
}

/* Benefits grid (dt/dd pairs as cards) */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-block: 2rem;
}

.benefit-item {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}

.benefit-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.benefit-item dt {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .5rem;
}

.benefit-item dt::before {
  content: '💧';
  font-size: 1.2rem;
}

.benefit-item dd {
  font-size: .93rem;
  line-height: 1.6;
}

/* Detail CTA */
.detail-cta {
  margin-top: 2.5rem;
  padding: 2rem;
  background: linear-gradient(135deg, var(--navy), #0a2d6e);
  border-radius: var(--radius-lg);
  text-align: center;
}

.detail-cta p {
  color: rgba(255,255,255,.85);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
}

.detail-cta strong {
  color: var(--white);
}

/* ============================================================
   O NAS
   ============================================================ */
.about-content p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 780px;
}

.about-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  list-style: none;
  margin-top: 2.5rem;
}

.about-values li {
  padding: 1.5rem;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 4px solid var(--blue);
  box-shadow: var(--shadow-sm);
}

.about-values li strong {
  display: block;
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: .35rem;
}

.about-values li span {
  color: var(--text-muted);
  font-size: .93rem;
}

/* ============================================================
   KONTAKT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
  max-width: 720px;
  margin-inline: auto;
}

.contact-info address {
  font-style: normal;
}

.contact-info dl {
  display: grid;
  gap: 1.25rem;
}

.contact-info dt {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--blue);
}

.contact-info dd {
  margin-left: 0;
  font-size: 1rem;
  color: var(--text);
}

.contact-info dd a {
  color: var(--text);
  font-weight: 500;
}
.contact-info dd a:hover { color: var(--blue); }

.contact-phone {
  font-size: 1.5rem !important;
  font-weight: 700;
  color: var(--navy) !important;
  font-family: var(--font-display);
}

.contact-socials {
  display: flex;
  gap: .75rem;
  list-style: none;
  margin-top: 2rem;
}

.contact-socials a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1.25rem;
  background: var(--blue-pale);
  border-radius: 50px;
  color: var(--navy);
  font-weight: 600;
  font-size: .88rem;
  transition: all var(--transition);
}

.contact-socials a:hover {
  background: var(--blue);
  color: var(--white);
}

.contact-socials a.social-whatsapp:hover {
  background: #25d366;
  color: var(--white);
}

.contact-socials svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Map embed placeholder */
.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,.5);
  padding: 2.5rem 0;
  text-align: center;
  font-size: .85rem;
}

.site-footer a {
  color: rgba(255,255,255,.65);
}
.site-footer a:hover { color: var(--white); }

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 1.5rem;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}



/* ============================================================
   CSS SCROLL-DRIVEN ANIMATIONS (no JS)
   Graceful degradation: unsupported browsers show content normally.
   ============================================================ */

/* Fade-in-up on scroll for sections and key elements */
@keyframes scrollReveal {
  from { opacity: 0; transform: translateY(2rem); }
  to   { opacity: 1; transform: translateY(0); }
}

@supports (animation-timeline: view()) {
  .section-header,
  .offer-card,
  .benefit-item,
  .about-values li,
  .contact-grid,
  .detail-cta,
  .advantages-list,
  .detail-image {
    animation: scrollReveal ease both;
    animation-timeline: view();
    /* Scroll-driven animations (valid CSS; IDE/Qodana validator is older than the spec) */
    /*noinspection CssInvalidPropertyValue*/
    animation-range: entry 0% entry 30%;
  }

  /* Stagger offer cards */
  .offer-card:nth-child(2) { animation-delay: .08s; }
  .offer-card:nth-child(3) { animation-delay: .16s; }

  /* Stagger benefit items */
  .benefit-item:nth-child(2) { animation-delay: .06s; }
  .benefit-item:nth-child(3) { animation-delay: .12s; }
  .benefit-item:nth-child(4) { animation-delay: .18s; }
  .benefit-item:nth-child(5) { animation-delay: .24s; }

  /* Stagger about-values */
  .about-values li:nth-child(2) { animation-delay: .06s; }
  .about-values li:nth-child(3) { animation-delay: .12s; }
  .about-values li:nth-child(4) { animation-delay: .18s; }
}

/* ---------- Subtle hover sugar ---------- */

/* Soft glow on offer cards */
.offer-card:hover .offer-card-icon {
  background: var(--blue);
  transition: background var(--transition);
}
.offer-card:hover .offer-card-icon svg {
  stroke: var(--white);
}

/* CTA shimmer effect */
.detail-cta {
  background-size: 200% 200%;
  animation: ctaShimmer 6s ease infinite;
}
@keyframes ctaShimmer {
  0%, 100% { background-position: 0 50%; }
  50%      { background-position: 100% 50%; }
}

/* About-values card lift + border color on hover */
.about-values li {
  transition: all var(--transition);
}
.about-values li:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--blue-light);
}

/* Section label — subtle underline grow on hover */
.section-label {
  position: relative;
}
.section-label::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--blue);
  border-radius: 1px;
  transition: width var(--transition), left var(--transition);
}
.section-header:hover .section-label::after {
  width: 100%;
  left: 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  .logo-text span { display: none; }
  .main-nav a {
    font-size: .8rem;
    padding: .45rem .7rem;
  }
}

@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Tablet & poniżej — menu w formie panelu (hamburger).
   Po dodaniu 7. pozycji („Galeria") poziome menu z długą pozycją
   „Stacje uzdatniania wody" mieści się dopiero powyżej ~1100 px. */
@media (max-width: 1100px) {
  .hamburger { display: flex; }

  .main-nav {
    position: fixed;
    top: 0; right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    background: var(--navy-dark);
    padding: calc(var(--header-h) + 1.5rem) 1.5rem 2rem;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4, 0, .2, 1);
    z-index: 999;
    box-shadow: -8px 0 30px rgba(0,0,0,.3);
  }

  .main-nav.open { transform: translateX(0); }

  .main-nav ul {
    flex-direction: column;
    gap: .25rem;
  }

  .main-nav a {
    font-size: 1.05rem;
    padding: .85rem 1rem;
  }

  /* Mobile overlay */
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all .3s ease;
  }
  .nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 68px;
  }

  /* Hero adjustments */
  .hero {
    min-height: 90vh;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  /* Offer grid */
  .offer-grid {
    grid-template-columns: 1fr;
  }

  /* Benefits grid */
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  /* Contact socials */
  .contact-socials {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .logo-link img {
    width: 40px;
    height: 40px;
  }

  .logo-text strong {
    font-size: .95rem;
  }

  .offer-card {
    padding: 2rem 1.5rem 1.5rem;
  }
}

/* ---------- Focus styles (accessibility) ---------- */
:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Print ---------- */
@media print {
  .site-header, .hamburger, .scroll-indicator, .nav-overlay { display: none; }
  .hero { min-height: auto; padding: 2rem; }
  .section { padding-block: 2rem; }
  body { font-size: 11pt; }
}

/* ============================================================
   GALERIA (galeria.html)
   ============================================================ */
.gallery-page {
  padding-top: calc(var(--header-h) + 2.5rem);
}

/* CTA „Galeria" na dole strony głównej (index.html) */
.gallery-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem 2.5rem;
  padding: clamp(2rem, 4vw, 3.25rem);
  background: linear-gradient(135deg, var(--navy), #0a2d6e);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.gallery-cta-text h2 {
  color: var(--white);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: .4rem;
}

.gallery-cta-text p {
  color: rgba(255, 255, 255, .85);
  margin-bottom: 0;
  max-width: 54ch;
}

.gallery-cta .btn { flex-shrink: 0; }

@media (max-width: 640px) {
  .gallery-cta { flex-direction: column; align-items: flex-start; }
}

/* Szybkie linki do sekcji */
.gallery-jump {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .6rem;
  max-width: 760px;
  margin: -1.5rem auto 3rem;
}

.gallery-jump a {
  display: inline-flex;
  align-items: center;
  padding: .5rem 1.15rem;
  background: var(--blue-pale);
  color: var(--navy);
  border-radius: 50px;
  font-weight: 600;
  font-size: .9rem;
  transition: all var(--transition);
}

.gallery-jump a:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-1px);
}

.gallery-group {
  margin-bottom: 4.5rem;
  scroll-margin-top: 1rem;
}
.gallery-group:last-child { margin-bottom: 0; }

.gallery-group-title {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: var(--navy);
  margin-bottom: 1.25rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--blue-pale);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(104px, 1fr));
  gap: 8px;
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(158px, 1fr));
    gap: 12px;
  }
}

.gallery-item {
  display: block;
  padding: 0;
  margin: 0;
  border: 1px solid var(--gray-200);
  background: var(--gray-100);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: zoom-in;
  aspect-ratio: 1 / 1;
  transition: transform var(--transition), box-shadow var(--transition);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}

.gallery-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(28, 137, 211, .3);
}
.gallery-item:hover img { transform: scale(1.05); }

.gallery-item:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

/* Lightbox (natywny <dialog>) */
.lightbox {
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  max-width: none;
  max-height: none;
  overflow: visible;
  cursor: zoom-out;
}

.lightbox img {
  display: block;
  width: auto;
  height: auto;
  max-width: 95vw;
  max-height: 95vh;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}

.lightbox:focus,
.lightbox:focus-visible { outline: none; }

.lightbox::backdrop {
  background: rgba(1, 12, 32, .92);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

body:has(.lightbox[open]) { overflow: hidden; }