/* =====================================================
   style.css – Gminny Żłobek w Koziegłowach
   Mobile-first | WCAG AA | Pastel theme
   ===================================================== */

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

:root {
  --clr-primary:       #D52888;   /* magenta – główny (ŻŁOBEK z logo) */
  --clr-primary-dark:  #A8006A;   /* magenta ciemna – hover */
  --clr-secondary:     #18AEC7;   /* teal – akcent (GMINNY z logo) */
  --clr-secondary-light: #9DDAE2; /* teal jasny */
  --clr-accent:        #F4C22E;   /* żółty – słońce z logo */
  --clr-bg:            #FFF8FC;   /* tło strony */
  --clr-surface:       #FFFFFF;
  --clr-surface-alt:   #EEF9FB;   /* sekcje naprzemienne */
  --clr-text:          #3A3A3A;
  --clr-text-light:    #6B6B6B;
  --clr-border:        #9DDAE2;
  --clr-focus:         #D52888;

  --font-heading: 'Nunito', 'Trebuchet MS', sans-serif;
  --font-body:    'Nunito', 'Trebuchet MS', sans-serif;

  --radius-sm:  8px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  40px;

  --shadow-sm:  0 2px 8px rgba(0,0,0,.08);
  --shadow-md:  0 4px 20px rgba(0,0,0,.12);
  --shadow-lg:  0 8px 40px rgba(0,0,0,.14);

  --max-w: 1100px;
  --gap:   1.5rem;
}

/* ---------- Accessibility ---------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--clr-primary);
  color: #fff;
  padding: .6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  z-index: 9999;
  transition: top .2s;
}
.skip-link:focus { top: 1rem; }

*:focus-visible {
  outline: 3px solid var(--clr-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--clr-primary); text-decoration: underline; }
a:hover { color: var(--clr-primary-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.25;
  color: var(--clr-text);
}

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  text-align: center;
  margin-bottom: .5rem;
}
.section-subtitle {
  text-align: center;
  color: var(--clr-text-light);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.8rem;
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background .2s, color .2s, transform .15s, box-shadow .2s;
  text-decoration: none;
}
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--clr-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--clr-primary-dark);
  color: #fff;
  box-shadow: 0 4px 16px rgba(213,40,136,.35);
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}
.btn-outline:hover {
  background: var(--clr-primary);
  color: #fff;
  text-decoration: none;
}

.btn-secondary {
  background: var(--clr-secondary);
  color: #fff;
}
.btn-secondary:hover {
  background: #4aa57a;
  color: #fff;
  text-decoration: none;
}

/* ---------- Header / Nav ---------- */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--clr-surface);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 1rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  color: var(--clr-text);
}
.nav-logo-icon { font-size: 1.8rem; }
/* Logo obrazek w nav i hero */
.nav-logo-img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.hero-logo-img {
  width: 100%;
  max-width: 460px;
  height: auto;
  object-fit: contain;
  border-radius: 20px;
  filter: drop-shadow(0 8px 32px rgba(0,0,0,.12));
  background: white;
  padding: 1rem;
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.2rem;
  line-height: 1.2;
}
.nav-logo-text span { display: block; color: var(--clr-primary); font-size: .85rem; font-weight: 600; }

.nav-links {
  display: none;
  list-style: none;
  gap: .25rem;
}
.nav-links a {
  display: block;
  padding: .45rem .9rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--clr-text);
  font-weight: 600;
  font-size: .95rem;
  transition: background .2s, color .2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  background: var(--clr-surface-alt);
  color: var(--clr-primary);
}

.nav-cta { display: none; }

/* Hamburger */
.hamburger {
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  display: flex;
  flex-direction: column;
  gap: 5px;
  border-radius: var(--radius-sm);
  transition: background .2s;
}
.hamburger:hover { background: var(--clr-surface-alt); }
.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}

/* Mobile menu open */
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* Mobile nav dropdown */
.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--clr-surface);
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  display: block;
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--clr-text);
  font-weight: 600;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--clr-border);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { background: var(--clr-surface-alt); color: var(--clr-primary); }
.nav-mobile .btn { margin-top: 1rem; text-align: center; justify-content: center; }

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .hamburger { display: none; }
  .nav-mobile { display: none !important; }
}

/* ---------- Hero ---------- */
#hero {
  background: linear-gradient(135deg, #FDF0F8 0%, #FFF8E8 50%, #EEF9FB 100%);
  padding: 4rem 0 3rem;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(213,40,136,.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: .35rem 1rem;
  font-size: .85rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2rem, 6vw, 3.2rem);
  margin-bottom: 1rem;
}
.hero-title .highlight {
  color: var(--clr-primary);
  position: relative;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--clr-text-light);
  max-width: 500px;
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.hero-stat {
  display: flex;
  flex-direction: column;
}
.hero-stat strong {
  font-size: 1.6rem;
  color: var(--clr-primary);
  font-weight: 800;
}
.hero-stat span { font-size: .85rem; color: var(--clr-text-light); }

/* Hero illustration */
.hero-visual {
  display: flex;
  justify-content: center;
}
.hero-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  max-width: 360px;
  width: 100%;
  text-align: center;
}
.hero-emoji-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.hero-emoji-item {
  background: var(--clr-bg);
  border-radius: var(--radius-md);
  padding: 1.25rem .5rem;
  font-size: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .3rem;
}
.hero-emoji-item span {
  font-size: .7rem;
  font-weight: 700;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: .05em;
}

@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1fr 1fr; }
}

/* ---------- About ---------- */
#about {
  padding: 5rem 0;
  background: var(--clr-surface);
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--clr-bg);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1.5px solid var(--clr-border);
  transition: box-shadow .2s, transform .2s;
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-card .icon { font-size: 1.8rem; margin-bottom: .5rem; }
.feature-card h3 { font-size: .95rem; margin-bottom: .25rem; }
.feature-card p { font-size: .85rem; color: var(--clr-text-light); }

.about-image-placeholder {
  background: linear-gradient(135deg, #FFF0F5, #FFF8E7);
  border-radius: var(--radius-lg);
  min-height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--clr-border);
}

@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- News ---------- */
#news {
  padding: 5rem 0;
  background: var(--clr-surface-alt);
}

.news-grid {
  display: grid;
  gap: 1.5rem;
}

.article-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1.5px solid var(--clr-border);
  transition: box-shadow .2s, transform .2s;
  display: flex;
  flex-direction: column;
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.article-card-img {
  height: 180px;
  background: linear-gradient(135deg, #FFF0F5, #FFF8E7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  flex-shrink: 0;
}
.article-card-img img { width: 100%; height: 100%; object-fit: cover; }

.article-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-card-meta {
  font-size: .8rem;
  color: var(--clr-text-light);
  margin-bottom: .5rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.article-card h3 {
  font-size: 1.1rem;
  margin-bottom: .5rem;
  line-height: 1.35;
}
.article-card p {
  font-size: .9rem;
  color: var(--clr-text-light);
  flex: 1;
  margin-bottom: 1rem;
}
.article-card .read-more {
  color: var(--clr-primary);
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.article-card .read-more:hover { color: var(--clr-primary-dark); }

@media (min-width: 600px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .news-grid { grid-template-columns: repeat(3, 1fr); } }

/* Article modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: transform .25s;
  padding: 2rem;
  position: relative;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--clr-bg);
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.modal-close:hover { background: var(--clr-border); }
.modal h2 { margin-bottom: .5rem; font-size: 1.5rem; }
.modal-meta { color: var(--clr-text-light); font-size: .85rem; margin-bottom: 1.5rem; }
.modal-content p { margin-bottom: 1rem; }
.modal-content h3 { margin: 1.25rem 0 .5rem; }

/* ---------- Gallery ---------- */
#gallery {
  padding: 5rem 0;
  background: var(--clr-surface);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  position: relative;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--clr-border);
  transition: box-shadow .2s, transform .2s;
}
.gallery-item:hover { box-shadow: var(--shadow-md); transform: scale(1.02); }
.gallery-item:focus-visible { outline-offset: 4px; }

.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
}
.gallery-placeholder .g-emoji { font-size: 2.5rem; }
.gallery-placeholder .g-title {
  font-size: .85rem;
  font-weight: 700;
  color: rgba(58,58,58,.7);
  text-align: center;
  padding: 0 .5rem;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-item .video-badge {
  position: absolute;
  top: .5rem;
  right: .5rem;
  background: rgba(0,0,0,.6);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: .2rem .5rem;
  font-size: .75rem;
  font-weight: 700;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .2s;
  font-size: 1.5rem;
  color: #fff;
}
.gallery-item:hover .gallery-overlay,
.gallery-item:focus-visible .gallery-overlay { opacity: 1; }

@media (min-width: 600px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.9);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255,255,255,.15);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.lightbox-close:hover { background: rgba(255,255,255,.3); }
.lightbox img { max-width: 100%; max-height: 80vh; border-radius: var(--radius-md); object-fit: contain; }
.lightbox iframe { width: min(800px, 90vw); aspect-ratio: 16/9; border: none; border-radius: var(--radius-md); }
.lightbox-caption {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
  background: rgba(0,0,0,.5);
  padding: .4rem 1rem;
  border-radius: var(--radius-xl);
  white-space: nowrap;
}

/* ---------- Registration Form ---------- */
#register {
  padding: 5rem 0;
  background: linear-gradient(135deg, #FFF0F5 0%, #F0FAF4 100%);
}

.register-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.register-info h2 { margin-bottom: 1rem; }
.register-info p { color: var(--clr-text-light); margin-bottom: 1.5rem; }

.info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.info-list li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: .95rem;
}
.info-list .icon { font-size: 1.2rem; flex-shrink: 0; margin-top: .1rem; }

/* Form */
.form-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 1.5px solid var(--clr-border);
}
.form-card h3 { margin-bottom: 1.5rem; font-size: 1.3rem; }

.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-weight: 700;
  font-size: .9rem;
  margin-bottom: .4rem;
  color: var(--clr-text);
}
.form-group label .required {
  color: var(--clr-primary);
  margin-left: .2rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--clr-text);
  background: var(--clr-bg);
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(232,112,154,.2);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group input[aria-invalid="true"],
.form-group select[aria-invalid="true"] { border-color: #d9534f; }

.form-error {
  color: #c0392b;
  font-size: .82rem;
  margin-top: .3rem;
  display: none;
}
.form-error.visible { display: block; }

.form-row { display: grid; gap: 1rem; }
@media (min-width: 480px) { .form-row { grid-template-columns: 1fr 1fr; } }

.form-submit { width: 100%; justify-content: center; font-size: 1.05rem; padding: .9rem; margin-top: .5rem; }

.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}
.form-success.visible { display: block; }
.form-success .success-icon { font-size: 3rem; margin-bottom: 1rem; }
.form-success h4 { font-size: 1.3rem; margin-bottom: .5rem; color: var(--clr-secondary); }
.form-success p { color: var(--clr-text-light); }

@media (min-width: 768px) {
  .register-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Footer ---------- */
#site-footer {
  background: #2D2D2D;
  color: #ccc;
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand .nav-logo { color: #fff; margin-bottom: .75rem; }
.footer-brand p { font-size: .9rem; line-height: 1.6; }

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.footer-col ul li { font-size: .9rem; }
.footer-col a { color: #aaa; text-decoration: none; transition: color .2s; }
.footer-col a:hover { color: var(--clr-primary); }

.footer-contact-item {
  display: flex;
  gap: .6rem;
  font-size: .9rem;
  margin-bottom: .6rem;
}
.footer-contact-item .icon { flex-shrink: 0; font-size: 1rem; }

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .75rem;
  font-size: .85rem;
}
.footer-bottom a { color: #aaa; }
.footer-bottom a:hover { color: var(--clr-primary); }

@media (min-width: 600px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; } }

/* ---------- Back-to-top ---------- */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s, transform .2s;
  z-index: 90;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); }

/* ---------- Loader ---------- */
.loading-spinner {
  text-align: center;
  padding: 3rem;
  color: var(--clr-text-light);
  font-size: 1rem;
}

/* ---------- Print ---------- */
@media print {
  #site-header, .back-to-top, .nav-mobile { display: none !important; }
  body { background: white; }
}