/**
 * Nowa Formuła - Modern Lightweight CSS
 * Zoptymalizowany pod Google Core Web Vitals (INP, LCP, CLS)
 * Zero zewnętrznych ciężkich bibliotek, czyste zmienne CSS, Flexbox & CSS Grid
 */

:root {
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --bg-card: #ffffff;
  --border-subtle: #e2e8f0;
  --border-accent: rgba(2, 132, 199, 0.28);
  --border-focus: #0284c7;
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-subtle: #94a3b8;
  
  --color-primary: #0284c7;
  --color-primary-dark: #0369a1;
  --color-accent: #0ea5e9;
  --color-accent-glow: rgba(2, 132, 199, 0.15);
  --color-surface-tag: rgba(2, 132, 199, 0.08);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-card: 0 4px 20px -2px rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.03);
  --shadow-hover: 0 16px 36px -4px rgba(15, 23, 42, 0.1), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  
  --container-max: 1200px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(2, 132, 199, 0.045) 0%, transparent 45%),
    radial-gradient(circle at 85% 12%, rgba(14, 165, 233, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 50% 85%, rgba(15, 23, 42, 0.02) 0%, transparent 60%),
    linear-gradient(rgba(15, 23, 42, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.025) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 48px 48px, 48px 48px;
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* Kontener główny */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nawigacja */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
  padding: 14px 0;
  transition: var(--transition-fast);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, #0f172a 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 400;
}
/* Przyciski nagłówka na mobile / tablety (telefon + hamburger) */
.header-actions {
  display: none;
  align-items: center;
  gap: 12px;
  z-index: 1002;
}

.nav-phone-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid var(--border-accent);
  color: var(--color-primary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.nav-phone-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 42px;
  height: 42px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}

.mobile-menu-btn:hover {
  background: #f8fafc;
  border-color: var(--border-accent);
}

.menu-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Animacja burgera w krzyżyk ✕ */
.mobile-menu-btn.active .menu-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-menu-btn.active .menu-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active .menu-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
}

.nav-cta {
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid var(--border-accent);
  color: var(--color-primary) !important;
  padding: 8px 16px !important;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.nav-cta:hover {
  background: var(--color-primary);
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

/* Główny Hero */
.hero-section {
  padding: 50px 0 35px 0;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: var(--color-surface-tag);
  border: 1px solid var(--border-accent);
  border-radius: 999px;
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.hero-section h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #0f172a 0%, #334155 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 820px;
  margin: 0 auto 30px auto;
  font-weight: 300;
}

.hero-badges-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 30px;
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-main);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.hero-badge-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* Karty Produktów / Sekcje Ofertowe */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin: 40px 0;
}

.product-card {
  background: var(--bg-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  position: relative;
}

.product-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.zoom-hint {
  position: absolute;
  bottom: 12px;
  right: 12px;
  z-index: 3;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(4px);
  transition: var(--transition-fast);
  pointer-events: none;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

.product-card:hover .zoom-hint {
  opacity: 1;
  transform: translateY(0);
  color: var(--color-primary-dark);
  border-color: var(--border-accent);
}

.product-img-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-img-wrapper picture {
  display: block;
  width: 100%;
}

.product-img-wrapper img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrapper img {
  transform: scale(1.04);
}

.product-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-content h2,
.product-content h3 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-main);
}

.product-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.card-link:hover {
  gap: 12px;
  color: var(--color-primary-dark);
}

/* Sekcje AEO / Direct-Answer */
.direct-answer-section {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 44px);
  margin: 50px 0;
  box-shadow: var(--shadow-card);
}

.direct-answer-header {
  margin-bottom: 24px;
}

.direct-answer-header h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.direct-answer-box {
  background: rgba(2, 132, 199, 0.04);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin-bottom: 28px;
  font-size: 1.05rem;
  color: var(--text-main);
  line-height: 1.7;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.feature-item {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  padding: 18px;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.03);
}

.feature-item:hover {
  border-color: var(--border-accent);
  background: #f8fafc;
  box-shadow: var(--shadow-card);
}

.feature-item h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Tabele Faktograficzne (LLM / AEO) */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin: 30px 0;
  background: var(--bg-surface);
  box-shadow: var(--shadow-card);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
  min-width: 680px;
}

.spec-table thead th {
  background: #f1f5f9;
  color: var(--text-main);
  padding: 16px 20px;
  font-weight: 600;
  border-bottom: 2px solid var(--border-subtle);
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}

.spec-table tbody tr {
  border-bottom: 1px solid var(--border-subtle);
  transition: background 0.15s ease;
}

.spec-table tbody tr:last-child {
  border-bottom: none;
}

.spec-table tbody tr:hover {
  background: #f8fafc;
}

.spec-table tbody th[scope="row"] {
  padding: 16px 20px;
  font-weight: 600;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.spec-table tbody td {
  padding: 16px 20px;
  color: var(--text-muted);
}

.spec-table tbody td strong {
  color: var(--text-main);
}

/* Sekcja FAQ */
.faq-section {
  margin: 60px auto;
}

.faq-header {
  text-align: center;
  margin-bottom: 36px;
}

.faq-header h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.03);
}

.faq-item:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-card);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-main);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-question-icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-question-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 20px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item:not(.active) .faq-answer {
  display: none;
}

/* Sekcja Kontaktowa B2B / Stopka */
.contact-cta {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.08) 0%, rgba(14, 165, 233, 0.03) 100%);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: center;
  margin: 60px auto 30px auto;
  box-shadow: var(--shadow-card);
}

.contact-cta h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.contact-cta p {
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 24px auto;
}

.contact-channels {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
}

.contact-btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.contact-btn-primary:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.35);
}

.contact-btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}

.contact-btn-secondary:hover {
  background: #f8fafc;
  border-color: var(--border-accent);
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  background: #ffffff;
  padding: 30px 0 20px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  box-shadow: 0 -2px 12px rgba(15, 23, 42, 0.02);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* Responsywność */


/* =========================================
   SEKCJA REALIZACJI 3D (Zasada 4 Kadrów MedTech)
   ========================================= */
.showcase-3d-section {
  margin: 60px auto;
}

.showcase-3d-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 36px auto;
}

.showcase-3d-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700;
  color: var(--text-main);
  margin: 14px 0 16px 0;
  line-height: 1.25;
}

.showcase-3d-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 30px;
}

@media (min-width: 1300px) {
  .showcase-3d-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .showcase-3d-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.showcase-3d-card {
  margin: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  position: relative;
}

.showcase-3d-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-hover);
}

.showcase-zoom-hint {
  position: absolute;
  bottom: 12px;
  right: 12px;
  z-index: 3;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(4px);
  transition: var(--transition-fast);
  pointer-events: none;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

.showcase-3d-card:hover .showcase-zoom-hint {
  opacity: 1;
  transform: translateY(0);
  color: var(--color-primary-dark);
  border-color: var(--border-accent);
}

.showcase-img-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #f1f5f9;
}

.showcase-img-container picture,
.showcase-img-container img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.5s ease;
}

.showcase-3d-card:hover .showcase-img-container img {
  transform: scale(1.03);
}

.showcase-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-accent);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  text-transform: uppercase;
}

.showcase-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.showcase-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 10px;
  line-height: 1.35;
}

.showcase-card-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
  flex-grow: 1;
}

/* =========================================
   INTERAKTYWNA PRZEGLĄDARKA 3D (Three.js)
   ========================================= */
.model-viewer-wrapper {
  margin-top: 36px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.model-viewer-wrapper:hover {
  border-color: var(--border-accent);
}

.model-viewer-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}

.model-viewer-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.model-viewer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary-dark);
}

.model-viewer-title h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
}





.model-viewer-instructions {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.model-viewer-instructions span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.model-viewer-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.viewer-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.viewer-btn:hover {
  background: #f8fafc;
  border-color: var(--border-accent);
  color: var(--color-primary-dark);
}

.viewer-btn.active {
  background: var(--color-primary-dark);
  color: #ffffff;
  border-color: var(--color-primary-dark);
}

.model-canvas-container {
  position: relative;
  width: 100%;
  height: 540px;
  background: radial-gradient(circle at 50% 40%, #ffffff 0%, #edf2f7 100%);
  overflow: hidden;
  touch-action: none;
}

.model-canvas-container canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
  outline: none;
  cursor: grab;
}

.model-canvas-container canvas:active {
  cursor: grabbing;
}

.model-loader-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.model-loader-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(11, 87, 208, 0.15);
  border-top-color: var(--color-primary-dark);
  border-radius: 50%;
  animation: viewerSpin 0.9s linear infinite;
  margin-bottom: 14px;
}

@keyframes viewerSpin {
  to { transform: rotate(360deg); }
}

.loader-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 12px;
}

.loader-bar-bg {
  width: 240px;
  height: 6px;
  background: #e2e8f0;
  border-radius: 999px;
  overflow: hidden;
}

.loader-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #0b57d0, #38bdf8);
  border-radius: 999px;
  transition: width 0.2s ease;
}

.loader-size-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 10px;
}

@media (max-width: 768px) {
  .model-viewer-header {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 16px;
  }
  .model-viewer-instructions {
    flex-wrap: wrap;
    gap: 10px;
  }
  .model-canvas-container {
    height: 420px;
  }
}

/* =========================================
   STYLE DLA ARTYKUŁÓW I ATESTÓW (Atesty.html)
   ========================================= */
.article-section {
  max-width: 860px;
  margin: 40px auto 60px auto;
  padding: 0 20px;
}

.article-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 5vw, 48px);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
}

.article-card h2 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  line-height: 1.35;
}

.article-card p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 24px;
}

.legal-quote-box {
  background: rgba(2, 132, 199, 0.05);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin: 28px 0;
  color: var(--text-main);
  font-size: 1rem;
  line-height: 1.7;
}

.legal-quote-box strong {
  color: var(--color-primary-dark);
  display: block;
  margin-bottom: 8px;
}

.pdf-download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  background: rgba(2, 132, 199, 0.06);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 36px 0;
}

.pdf-info {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pdf-icon {
  width: 44px;
  height: 44px;
  color: #ef4444;
  flex-shrink: 0;
}

.pdf-title {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-main);
}

.pdf-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
}

.btn-download:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.35);
}

/* =========================================
   STYLE DLA KATALOGU BRYŁ (Cennik)
   ========================================= */
.catalog-section {
  padding: 30px 0 80px 0;
}

.catalog-banner,
.banner {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.08) 0%, rgba(14, 165, 233, 0.03) 100%);
  border: 1px solid var(--border-accent);
  color: var(--text-main);
  padding: 24px 20px;
  text-align: center;
  border-radius: var(--radius-md);
  margin: 35px 0 15px 0;
  box-shadow: var(--shadow-card);
}

.banner.main-title {
  background: none;
  border: none;
  margin: 10px 0 20px 0;
  box-shadow: none;
}

.banner h1,
.catalog-banner h2,
.banner h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}

.catalog-banner p,
.banner p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px 60px 20px;
}

.photo-item {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.photo-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.photo-item img {
  width: 100%;
  height: auto;
  display: block;
  background: #f1f5f9;
}

.photo-item figcaption {
  padding: 16px 14px;
  text-align: center;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-main);
  background: #ffffff;
  border-top: 1px solid var(--border-subtle);
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1.45;
}

/* Lightbox dla Cennika i Wizualizacji 3D */
.lightbox {
  display: none;
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background-color: rgba(248, 250, 252, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 2000;
  justify-content: center;
  align-items: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

#lightbox-img {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 50px -10px rgba(15, 23, 42, 0.15), 0 10px 25px -5px rgba(15, 23, 42, 0.08);
  border: 1px solid var(--border-subtle);
  transition: opacity 0.38s cubic-bezier(0.25, 1, 0.5, 1), transform 0.38s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

/* Kinowe Przenikanie ze Skalowaniem (Cinematic Fade & Scale) */
#lightbox-img.anim-fade-out {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
}

.lightbox-caption {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 8px 20px;
  margin-top: 16px;
  font-size: 1rem;
  text-align: center;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.lightbox-caption.anim-fade-out {
  opacity: 0;
  transform: translateY(10px);
}

.lightbox-prev, .lightbox-next, .lightbox-close {
  position: absolute;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  cursor: pointer;
  font-size: 2rem;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-prev:hover, .lightbox-next:hover, .lightbox-close:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.35);
}

.lightbox-prev { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-close { top: 24px; right: 24px; font-size: 2.2rem; padding: 6px 16px; }

/* =========================================
   SEKCJA MATERIAŁÓW I KOLORYSTYKI (Meble-zabiegowe)
   ========================================= */
.materials-colors-section {
  margin: 60px auto;
}

.materials-header {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 36px auto;
}

.materials-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700;
  color: var(--text-main);
  margin: 14px 0 16px 0;
  line-height: 1.25;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}



.material-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.material-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.material-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid var(--border-accent);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.material-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.material-card-sub {
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 18px;
  font-weight: 600;
}

.material-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.material-features li strong {
  color: var(--text-main);
}

/* Panel próbek kolorów */
.swatches-panel {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-card);
}

.swatches-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 20px;
  text-align: center;
}

.swatches-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.swatch-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 120px;
  padding: 12px;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.swatch-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.05);
}

.swatch-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  margin-bottom: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.swatch-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 2px;
}

.swatch-code {
  font-size: 0.72rem;
  color: var(--text-subtle);
}

/* Kafelki do oficjalnych katalogów */
.sample-catalogs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.catalog-link-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  text-decoration: none;
  transition: var(--transition-fast);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.03);
}

.catalog-link-card:hover {
  background: #f8fafc;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.catalog-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(2, 132, 199, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.catalog-link-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.catalog-link-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* Mobilny pasek z telefonem */
.phone-overlay {
  position: fixed;
  bottom: 20px; 
  left: 50%;    
  transform: translateX(-50%); 
  background: rgba(255, 255, 255, 0.94); 
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text-main);
  padding: 10px 22px;
  border-radius: 999px; 
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.12); 
  z-index: 990; 
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.phone-overlay a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 700;
}

/* Przycisk powrotu do góry */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  color: var(--color-primary-dark);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, background 0.2s ease, border-color 0.2s ease;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.back-to-top:hover svg {
  transform: translateY(-2px);
}

/* =========================================
   STYLE DLA PODSTRONY NOWOŚCI (Blaty ABS 650 mm & Backsplash)
   ========================================= */
.news-header-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.news-date-badge {
  background: rgba(2, 132, 199, 0.1);
  color: var(--color-primary);
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.news-featured-image {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin: 30px 0 40px 0;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.news-featured-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.dimension-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 36px 0;
}

.dim-card {
  background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.dim-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
}

.dim-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-accent);
}

.dim-value {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}

.dim-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 4px;
}

.dim-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.features-two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.feature-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-fast);
}

.feature-box:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-card);
}

.feature-box-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(2, 132, 199, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-box h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.feature-box p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0;
}

.curated-palette-box {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.05) 0%, rgba(14, 165, 233, 0.02) 100%);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 40px 0;
}

.decor-badges-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.decor-tag {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.decor-tag-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.architect-cta-box {
  background: #0f172a;
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: clamp(28px, 5vw, 44px);
  margin: 44px 0;
  position: relative;
  overflow: hidden;
}

.architect-cta-box::after {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.architect-cta-box h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
}

.architect-cta-box p {
  color: #cbd5e1;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.architect-person-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-top: 20px;
}

.architect-person-info h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.architect-person-info span {
  color: #94a3b8;
  font-size: 0.9rem;
}

.architect-contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.architect-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-fast);
}

.architect-btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.architect-btn-primary:hover {
  background: var(--color-accent);
  color: #ffffff;
}

.architect-btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.architect-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.news-article-card {
  margin-bottom: 50px;
}

.news-article-card:last-of-type {
  margin-bottom: 0;
}

.expand-toggle-wrapper {
  display: flex;
  justify-content: center;
  margin: 28px 0 16px 0;
}

.expand-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  color: var(--color-primary-dark);
  border: 1.5px solid var(--color-primary);
  padding: 12px 28px;
  border-radius: 999px;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.12);
}

.expand-toggle-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.25);
  transform: translateY(-2px);
}

.expand-toggle-btn .toggle-arrow {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.expand-toggle-btn[aria-expanded="true"] .toggle-arrow {
  transform: rotate(180deg);
}

.expand-toggle-btn[aria-expanded="true"] {
  background: rgba(2, 132, 199, 0.08);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.expand-toggle-btn[aria-expanded="true"]:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.news-expandable-content {
  overflow: hidden;
  transition: max-height 0.4s ease-out, opacity 0.35s ease-out, margin 0.35s ease-out;
}

.news-expandable-content[hidden] {
  display: none;
}

.backsplash-highlight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.backsplash-stat-card {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.04) 0%, rgba(14, 165, 233, 0.02) 100%);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}

.backsplash-stat-number {
  font-size: clamp(2rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

/* ==========================================================================
   KOMPLEKSOWY MODUŁ RESPONSYWNOŚCI (RWD)
   Menu hamburgerowe aktywne poniżej 1080px szerokości ekranu
   ========================================================================== */

/* 1. Globalne zabezpieczenie przed poziomym scrollem */
html, body {
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

/* 2. Ekrany o szerokości poniżej 1080px (włączenie menu hamburger) */
@media (max-width: 1080px) {
  :root {
    --header-height: 68px;
  }

  .nav-wrapper {
    gap: 12px;
  }

  /* Wyświetlenie telefonu i burgera w nagłówku */
  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  /* Rozwijana kurtyna nawigacji mobilnej */
  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: stretch;
    padding: 24px 20px;
    gap: 12px;
    overflow-y: auto;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, visibility 0.3s ease;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    z-index: 1001;
  }

  .site-nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .site-nav a {
    font-size: 1.1rem;
    font-weight: 600;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none;
    transition: var(--transition-fast);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.02);
  }

  .site-nav a:hover,
  .site-nav a.active {
    background: rgba(2, 132, 199, 0.06);
    border-color: var(--border-accent);
    color: var(--color-primary);
  }

  .site-nav .nav-cta {
    margin-top: 10px;
    justify-content: center;
    padding: 14px !important;
    font-size: 1.05rem !important;
  }

  /* Dostosowanie logo dla mniejszych szerokości */
  .brand-logo {
    max-width: calc(100% - 160px);
    overflow: hidden;
  }

  .brand-title {
    font-size: clamp(1.1rem, 2.6vw, 1.35rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-subtitle {
    font-size: clamp(0.6rem, 1.5vw, 0.75rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Siatki produktów i realizacji */
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .showcase-3d-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .materials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 18px;
    padding: 0 16px 40px 16px;
  }
}

/* 3. Tablety i ekrany średnie (max-width: 768px) */
@media (max-width: 768px) {
  .hero-section {
    padding: 30px 0 20px 0;
  }

  .hero-section h1 {
    font-size: clamp(1.6rem, 5vw, 2.4rem);
  }

  .dimension-highlights {
    grid-template-columns: 1fr;
    gap: 14px;
    margin: 24px 0;
  }

  .features-two-col {
    grid-template-columns: 1fr;
    gap: 16px;
    margin: 24px 0;
  }

  .backsplash-highlight-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin: 24px 0;
  }

  .architect-person-card {
    flex-direction: column;
    align-items: stretch;
    padding: 18px 16px;
    gap: 16px;
  }

  .architect-contact-links {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .architect-btn {
    width: 100%;
    justify-content: center;
  }

  /* Wyłączenie podpowiedzi powiększenia na małych ekranach */
  .zoom-hint,
  .showcase-zoom-hint {
    display: none !important;
  }
}

/* 4. Smartfony (max-width: 640px) */
@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .brand-logo {
    max-width: calc(100% - 130px);
  }

  .phone-label {
    display: none;
  }

  .nav-phone-btn {
    padding: 8px 10px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 25px 0;
  }

  .showcase-3d-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 0 12px 30px 12px;
  }

  .swatches-panel {
    padding: 20px 12px;
  }

  .swatches-grid {
    gap: 10px;
  }

  .swatch-item {
    min-width: 80px;
    padding: 8px 4px;
    flex: 1 1 28%;
  }

  .contact-cta {
    padding: 28px 16px;
    margin: 30px auto 20px auto;
  }

  .contact-channels {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }

  .contact-btn {
    width: 100%;
    justify-content: center;
  }

  /* Dostosowanie przycisku powrotu do góry */
  .back-to-top {
    bottom: 20px;
    right: 16px;
    padding: 10px;
    border-radius: 50%;
  }

  .back-to-top .back-to-top-text {
    display: none;
  }

  /* Pływający pasek szybkiego kontaktu z telefonem */
  .phone-overlay {
    width: calc(100% - 32px);
    max-width: 360px;
    justify-content: center;
    font-size: 0.85rem;
    padding: 10px 16px;
    bottom: 12px;
  }
}

/* 5. Bardzo małe ekrany (max-width: 380px) */
@media (max-width: 380px) {
  .brand-logo {
    max-width: calc(100% - 105px);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}