/* design system & reset */
:root {
  /* light mode color palette (default) */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.75);
  --bg-card-border: rgba(0, 0, 0, 0.08);
  --bg-input: rgba(255, 255, 255, 0.9);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --primary: #4f46e5;
  --primary-hover: #3730a3;
  --primary-light: rgba(79, 70, 229, 0.1);
  --accent: #059669;

  /* category specific colors (based on logo colors) */
  --cat-jezyki: #3b82f6; /* blue */
  --cat-egzaminy: #f97316; /* orange */
  --cat-instrumenty: #8b5cf6; /* violet */
  --cat-dmuchance: #10b981; /* green */
  --cat-camps: #e11d48; /* red */

  --shadow: rgba(15, 23, 42, 0.08);
  --glass-blur: blur(16px);
  --font-main: 'Plus Jakarta Sans', sans-serif;
  --max-width: 1200px;
  
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

body.light-theme {
  /* dark mode color palette (toggled) */
  --bg-primary: #090d16;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.65);
  --bg-card-border: rgba(255, 255, 255, 0.08);
  --bg-input: rgba(17, 24, 39, 0.8);
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  --accent: #10b981;

  --shadow: rgba(0, 0, 0, 0.5);
  --glass-blur: blur(16px);
}

/* base styling */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
  position: relative;
}

/* background decorative elements */
.bg-blur-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.1;
  transition: opacity 0.5s ease;
}
body.light-theme .bg-blur-blob {
  opacity: 0.18;
}
.blob-1 {
  width: 400px;
  height: 400px;
  background-color: var(--cat-jezyki);
  top: 10%;
  left: -100px;
}
.blob-2 {
  width: 500px;
  height: 500px;
  background-color: var(--cat-instrumenty);
  top: 40%;
  right: -150px;
}
.blob-3 {
  width: 450px;
  height: 450px;
  background-color: var(--cat-camps);
  bottom: 10%;
  left: 20%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}

p {
  color: var(--text-secondary);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

/* buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--primary);
  color: #ffffff;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
  transition: var(--transition-bounce);
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--text-primary);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  border: 2px solid var(--bg-card-border);
  cursor: pointer;
  transition: var(--transition);
}
.btn-secondary:hover {
  background-color: var(--bg-card-border);
  border-color: var(--text-secondary);
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.25rem;
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--bg-card-border);
  transition: var(--transition);
}
.btn-icon:hover {
  background-color: var(--bg-card-border);
  transform: scale(1.05);
}

/* theme toggle icon configuration */
body.light-theme .sun-icon { display: none; }
body:not(.light-theme) .moon-icon { display: none; }

/* badges */
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  color: var(--primary);
  background-color: var(--primary-light);
  margin-bottom: 1rem;
}
.badge-accent {
  color: var(--accent);
  background-color: rgba(16, 185, 129, 0.15);
}

/* header & navigation */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(248, 250, 252, 0.85);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--bg-card-border);
  transition: background-color 0.3s, border-color 0.3s, padding 0.3s;
  padding: 0.75rem 0;
}
body.light-theme .main-header {
  background-color: rgba(9, 13, 22, 0.85);
}
.main-header.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 10px 30px var(--shadow);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-img {
  display: block;
  height: 54px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: var(--transition);
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* mobile nav overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 73px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-primary);
  z-index: 99;
  display: none;
  padding: 2rem;
  overflow-y: auto;
  border-top: 1px solid var(--bg-card-border);
}
.mobile-nav-overlay.open {
  display: block;
  animation: slideIn 0.3s ease-out forwards;
}
.mobile-nav-menu {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.mobile-nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--bg-card-border);
  padding-bottom: 0.75rem;
}
.mobile-nav-link:hover {
  color: var(--text-primary);
}
.mobile-cta {
  margin-top: 1.5rem;
}

/* hero section */
.hero-section {
  padding: 6rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}
.hero-content h1 {
  font-size: 3.5rem;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
body.light-theme .hero-content h1 {
  background: linear-gradient(135deg, #f9fafb 30%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-content p {
  font-size: 1.125rem;
  margin-bottom: 2.5rem;
  max-width: 500px;
}
.hero-actions {
  display: flex;
  gap: 1rem;
}
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 420px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-logo-large {
  width: 100%;
  max-width: 380px;
  height: auto;
  max-height: 360px;
  object-fit: contain;
  display: block;
}

/* section generic */
section {
  padding: 5rem 0;
}
.section-header {
  margin-bottom: 3.5rem;
  max-width: 650px;
}
.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-header h2 {
  font-size: 2.5rem;
  margin-top: 0.5rem;
  margin-bottom: 1rem;
}
.section-header p {
  font-size: 1.05rem;
}

/* filter controls card */
.filter-controls-card {
  background-color: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--bg-card-border);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px var(--shadow);
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.search-box {
  position: relative;
  display: flex;
  align-items: center;
}
.search-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
}
.search-box input {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  background-color: var(--bg-input);
  border: 1px solid var(--bg-card-border);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 1rem;
  outline: none;
  transition: var(--transition);
}
.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}
.btn-clear {
  position: absolute;
  right: 1rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-clear:hover {
  color: var(--text-primary);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.filter-label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-secondary);
  width: 90px;
  flex-shrink: 0;
}
.filter-pills {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.filter-pill {
  background-color: var(--bg-input);
  border: 1px solid var(--bg-card-border);
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.filter-pill:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}
.filter-pill.active {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.3);
}

/* offers grid */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
  min-height: 200px;
}

/* offer card */
.offer-card {
  background-color: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 25px var(--shadow);
  display: flex;
  flex-direction: column;
  transition: var(--transition-bounce);
  position: relative;
}
.offer-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--primary);
  z-index: 2;
  transition: var(--transition);
}
.offer-card.cat-jezyki::before { background-color: var(--cat-jezyki); }
.offer-card.cat-egzaminy::before { background-color: var(--cat-egzaminy); }
.offer-card.cat-instrumenty::before { background-color: var(--cat-instrumenty); }
.offer-card.cat-dmuchance::before { background-color: var(--cat-dmuchance); }
.offer-card.cat-camps::before { background-color: var(--cat-camps); }

.offer-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px var(--shadow);
  border-color: rgba(0, 0, 0, 0.15);
}
body.light-theme .offer-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.offer-img-wrapper {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background-color: var(--bg-secondary);
}
.offer-img-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.offer-card:hover .offer-img-placeholder {
  transform: scale(1.05);
}
.offer-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  background-color: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(4px);
  color: #ffffff;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.offer-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.offer-body h3 {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}
.offer-body p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.offer-meta {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--bg-card-border);
}
.offer-price {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.btn-card-cta {
  background: transparent;
  border: none;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: var(--transition);
}
.btn-card-cta i {
  transition: var(--transition-bounce);
}
.offer-card:hover .btn-card-cta i {
  transform: translateX(3px);
}

/* empty state */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
}
.empty-icon {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.empty-state h3 {
  margin-bottom: 0.5rem;
}
.empty-state p {
  margin-bottom: 1.5rem;
}

/* news section */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}
.news-card {
  background-color: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 25px var(--shadow);
  display: grid;
  grid-template-rows: auto 1fr;
  transition: var(--transition);
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 0, 0, 0.15);
}
body.light-theme .news-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}
.news-img-wrapper {
  aspect-ratio: 16/9;
  overflow: hidden;
  background-color: var(--bg-secondary);
  position: relative;
}
.news-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.news-card:hover .news-img {
  transform: scale(1.03);
}
.news-date {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background-color: rgba(9, 13, 22, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}
.news-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}
.news-body h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.news-body p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* news more button & older posts list */
.news-more-btn-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}
.news-more-heading {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-top: 1px solid var(--bg-card-border);
  padding-top: 2rem;
  margin: 2rem 0 1rem;
}
.news-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.news-list-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background-color: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  transition: var(--transition);
}
.news-list-item:hover {
  border-color: var(--primary);
  transform: translateX(4px);
}
.news-list-thumb {
  width: 100px;
  height: 68px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
/* news tags */
.news-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}
.news-tag-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  background-color: var(--bg-input);
  border: 1px solid var(--bg-card-border);
  color: var(--text-muted);
}
.news-modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.news-list-info { display: flex; flex-direction: column; gap: 0.2rem; }
.news-list-date { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; }
.news-list-info h4 { font-size: 0.95rem; font-weight: 700; margin: 0; }
.news-list-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* news modal */
dialog#news-modal {
  border: none;
  background: transparent;
  padding: 0;
  margin: auto;
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), display 0.3s allow-discrete;
}
dialog#news-modal[open] { opacity: 1; transform: translateY(0) scale(1); }
@starting-style {
  dialog#news-modal[open] { opacity: 0; transform: translateY(30px) scale(0.95); }
}
dialog#news-modal::backdrop {
  background-color: rgba(10, 14, 26, 0.75);
  backdrop-filter: var(--glass-blur);
  opacity: 0;
  transition: opacity 0.3s ease, display 0.3s allow-discrete;
}
dialog#news-modal[open]::backdrop { opacity: 1; }
@starting-style { dialog#news-modal[open]::backdrop { opacity: 0; } }

.news-modal-content {
  display: flex;
  flex-direction: column;
  width: min(680px, 94vw);
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.7);
  position: relative;
  color: var(--text-primary);
}
.news-modal-img-wrapper {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  flex-shrink: 0;
}
.news-modal-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }
.news-modal-img-wrapper .news-date { position: absolute; bottom: 1rem; left: 1rem; }
.news-modal-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.news-modal-body h2 { font-size: 1.5rem; line-height: 1.25; margin: 0; }

/* contact section */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}
.contact-info-card, .contact-form-card {
  background-color: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: 0 10px 30px var(--shadow);
}
.contact-info-card h2, .contact-form-card h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.contact-intro {
  margin-bottom: 2rem;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.contact-detail-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #ffffff;
}
.bg-rose { background-color: var(--cat-camps); }
.bg-amber { background-color: var(--cat-egzaminy); }
.bg-emerald { background-color: var(--cat-dmuchance); }
.bg-blue { background-color: var(--cat-jezyki); }
.bg-violet { background-color: var(--cat-instrumenty); }

.contact-detail-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.contact-detail-item p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.contact-link:hover {
  color: var(--primary);
  text-decoration: underline;
}
.text-small {
  font-size: 0.8rem;
}
.text-muted {
  color: var(--text-muted) !important;
}

/* partners section */
.partners-block {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--bg-card-border);
}
.partners-block h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.partners-logos {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}
.partner-logo-placeholder {
  background-color: var(--bg-input);
  border: 1px dashed var(--bg-card-border);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-decoration: none;
  transition: var(--transition);
}
a.partner-logo-placeholder:hover {
  color: var(--text-primary);
  border-color: var(--primary);
  border-style: solid;
}

/* modern form */
.modern-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-input);
  border: 1px solid var(--bg-card-border);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}
.form-group textarea {
  resize: vertical;
}
.w-full {
  width: 100%;
}
.icon-btn-end {
  font-size: 1rem;
}
.form-status {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  display: none;
}
.form-status.success {
  display: block;
  background-color: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}
.form-status.error {
  display: block;
  background-color: rgba(225, 29, 72, 0.15);
  color: #e11d48;
  border: 1px solid rgba(225, 29, 72, 0.3);
}

/* footer */
.main-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--bg-card-border);
  padding: 3rem 0;
  text-align: center;
}
.footer-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.footer-container p {
  font-size: 0.95rem;
}

/* native dialog modal */
dialog#offer-modal {
  border: none;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  max-width: 900px;
  width: 90%;
  margin: auto;
  overflow: hidden;
  
  /* Entry animation preparation */
  opacity: 0;
  transform: translateY(30px) scale(0.95);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), display 0.3s allow-discrete;
}

dialog#offer-modal[open] {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@starting-style {
  dialog#offer-modal[open] {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
}

dialog#offer-modal::backdrop {
  background-color: rgba(10, 14, 26, 0.75);
  backdrop-filter: var(--glass-blur);
  opacity: 0;
  transition: opacity 0.3s ease, display 0.3s allow-discrete;
}

dialog#offer-modal[open]::backdrop {
  opacity: 1;
}

@starting-style {
  dialog#offer-modal[open]::backdrop {
    opacity: 0;
  }
}

/* modal inner layout */
.modal-content {
  position: relative;
  width: 100%;
}
.modal-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  background-color: rgba(9, 13, 22, 0.6);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close-btn:hover {
  background-color: #e11d48;
  border-color: #e11d48;
}

.modal-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
}

.modal-visual-pane {
  background-color: var(--bg-primary);
  border-right: 1px solid var(--bg-card-border);
  display: flex;
  flex-direction: column;
}
.modal-img-container {
  position: relative;
  aspect-ratio: 4/3;
  width: 100%;
  overflow: hidden;
}
.modal-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.modal-price-tag {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background-color: var(--primary);
  color: #ffffff;
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.4);
}
.modal-bullet-points {
  padding: 1.5rem;
}
.modal-bullet-points h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}
.modal-bullet-points ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.modal-bullet-points li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.modal-bullet-points li::before {
  content: "✓";
  color: var(--accent);
  font-weight: bold;
}

.modal-info-pane {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  max-height: 80vh;
}
.modal-header-info {
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--bg-card-border);
  padding-bottom: 1rem;
}
.modal-header-info .badge {
  margin-bottom: 0.5rem;
  margin-right: 0.5rem;
}
.badge-age {
  background-color: var(--bg-card-border);
  color: var(--text-secondary);
}
.modal-header-info h2 {
  font-size: 2.25rem;
  margin-top: 0.25rem;
}
.modal-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  flex-grow: 1;
  margin-bottom: 2rem;
}
.modal-description p {
  margin-bottom: 1rem;
}
.modal-description h4 {
  font-size: 1.1rem;
  margin: 1.25rem 0 0.5rem;
}
.modal-description ul {
  margin-left: 1.25rem;
  margin-bottom: 1rem;
}
.modal-description li {
  margin-bottom: 0.25rem;
}
.modal-action-footer {
  display: flex;
  gap: 1rem;
  border-top: 1px solid var(--bg-card-border);
  padding-top: 1.5rem;
}

/* animations */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* media queries */
@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  .hero-content h1 {
    font-size: 2.75rem;
  }
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .hero-image-wrapper {
    max-width: 320px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .modal-grid {
    grid-template-columns: 1fr;
  }
  .modal-visual-pane {
    border-right: none;
    border-bottom: 1px solid var(--bg-card-border);
  }
  .modal-img-container {
    aspect-ratio: 16/9;
  }
}

@media (max-width: 768px) {
  .desktop-nav, .desktop-only {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .hero-content h1 {
    font-size: 2.25rem;
  }
  .filter-controls-card {
    padding: 1.25rem;
  }
  .filter-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .filter-label {
    width: auto;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .modal-info-pane {
    padding: 1.5rem;
  }
  dialog#offer-modal {
    width: 95%;
  }
}

/* =====================================================
   COOKIE CONSENT BANNER
   ===================================================== */
.consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--bg-secondary);
  border-top: 1px solid var(--bg-card-border);
  box-shadow: 0 -4px 24px rgba(0,0,0,.12);
  padding: 1rem 1.5rem;
  animation: slideUp .35s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.consent-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.consent-text {
  flex: 1;
  min-width: 200px;
  font-size: .875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.consent-text strong { color: var(--text-primary); }
.consent-actions {
  display: flex;
  align-items: center;
  gap: .625rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}
.consent-btn { padding: .5rem 1.25rem; font-size: .875rem; }
.consent-link {
  background: none;
  border: none;
  color: var(--primary);
  font-size: .8125rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}
.consent-link:hover { opacity: .8; }

/* =====================================================
   PRIVACY POLICY MODAL
   ===================================================== */
dialog#privacy-modal {
  width: min(680px, 95vw);
  max-height: 85vh;
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  background: var(--bg-secondary);
  color: var(--text-primary);
  box-shadow: 0 25px 60px rgba(0,0,0,.3);
  overflow: hidden;
}
dialog#privacy-modal::backdrop {
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(4px);
}
.privacy-modal-content {
  position: relative;
  height: 100%;
}
.privacy-modal-body {
  padding: 2rem 2rem 1.5rem;
  overflow-y: auto;
  max-height: 85vh;
}
.privacy-modal-body h2 {
  font-size: 1.375rem;
  margin-bottom: .25rem;
}
.privacy-updated {
  font-size: .8rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}
.privacy-modal-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 1.5rem 0 .5rem;
  color: var(--primary);
}
.privacy-modal-body h4 {
  font-size: .9rem;
  font-weight: 600;
  margin: 1rem 0 .35rem;
}
.privacy-modal-body p {
  font-size: .875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: .5rem;
}
.privacy-modal-body ul {
  margin: .5rem 0 .5rem 1.25rem;
}
.privacy-modal-body li {
  font-size: .875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: .25rem;
}
.privacy-modal-body a {
  color: var(--primary);
}
.privacy-actions {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  padding-top: 1.25rem;
  margin-top: 1rem;
  border-top: 1px solid var(--bg-card-border);
  flex-wrap: wrap;
}

/* Footer link button */
.footer-link-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  font-family: inherit;
}
.footer-link-btn:hover { color: var(--primary); }