/* =====================================================
   swiatizolacji.pl - Light Theme
   Forked from swiatkorozji.pl style-light.css
   Accent color: Green #059669 (Emerald)
   ===================================================== */

/* === CSS Variables === */
:root {
  /* Main Colors */
  --color-bg-light: #ffffff;
  --color-bg-soft: #f8f9fa;
  --color-bg-muted: #f1f3f5;

  /* Charcoal (High contrast) */
  --color-navy: #1a1a1a;
  --color-navy-light: #333333;
  --color-navy-dark: #0d0d0d;

  /* Green (CTA - brand color) */
  --color-cta: #059669;
  --color-cta-light: #10b981;
  --color-cta-dark: #047857;

  /* Trust Green (Certifications, checkmarks) */
  --color-green: #059669;
  --color-green-light: #10b981;
  --color-green-soft: #ecfdf5;

  /* Accent (same as CTA) */
  --color-accent: #059669;
  --color-accent-light: #10b981;

  /* Text Colors */
  --color-text-dark: #1a1a2e;
  --color-text: #333333;
  --color-text-muted: #6c757d;
  --color-text-light: #868e96;

  /* Borders */
  --color-border: #e9ecef;
  --color-border-dark: #dee2e6;

  /* Status */
  --color-success: #059669;
  --color-error: #dc3545;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-xl: 0 12px 48px rgba(0,0,0,0.15);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;

  /* Typography */
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;

  /* Container */
  --container-max: 1200px;

  /* Legacy variable aliases (for pages migrated from dark theme) */
  --accent-primary: #059669;
  --accent-gradient: linear-gradient(135deg, #059669, #10b981);
  --bg-card: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f3f5;
  --glass-border: #e9ecef;
  --text-primary: #1a1a2e;
  --text-secondary: #333333;
  --text-muted: #6c757d;

  /* Thermal accents (semantic, for izolacje) */
  --thermal-hot: #fb923c;
  --thermal-cold: #38bdf8;
}

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

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

body {
  font-family: var(--font-main);
  background: var(--color-bg-light);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === Links === */
a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-cta);
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-navy);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* === Layout === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-4xl) 0;
}

/* === Header === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo img {
  height: 40px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-navy);
}

.logo-text span {
  color: var(--color-accent);
}

/* Navigation */
.main-nav {
  display: none;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  list-style: none;
}

.main-nav a {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
}

.main-nav a:hover {
  color: var(--color-navy);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 240px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm) 0;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-menu a {
  display: block;
  padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-dropdown-menu a:hover {
  background: var(--color-bg-soft);
}

.nav-cta {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-cta);
  color: white !important;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--color-cta-dark);
  color: white !important;
}

/* Mobile Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-navy);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 350px;
  height: 100vh;
  background: #ffffff;
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-xl);
  transition: right var(--transition-normal);
  z-index: 1002;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: transparent;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--color-text);
}

.mobile-menu ul {
  list-style: none;
  margin-top: var(--spacing-3xl);
}

.mobile-menu li {
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu a {
  display: block;
  padding: var(--spacing-md) 0;
  color: var(--color-text);
  font-size: 1.1rem;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 1001;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-cta {
  background: var(--color-cta);
  color: white;
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.4);
  font-weight: 700;
}

.btn-cta:hover {
  background: var(--color-cta-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(5, 150, 105, 0.5);
  color: white;
}

.btn-navy {
  background: var(--color-navy);
  color: white;
}

.btn-navy:hover {
  background: var(--color-navy-light);
  color: white;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-navy);
  color: var(--color-navy);
}

.btn-outline:hover {
  background: var(--color-navy);
  color: white;
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: 1.1rem;
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
}

/* === HERO SECTION === */
.hero-training {
  padding: 140px 0 var(--spacing-4xl);
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, white 100%);
  position: relative;
  overflow: hidden;
}

.hero-training::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(5, 150, 105, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-navy);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-lg);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  color: var(--color-navy);
}

.hero-title span {
  color: var(--color-cta);
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xl);
  max-width: 550px;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.95rem;
  color: var(--color-text);
}

.hero-feature svg {
  color: var(--color-success);
  flex-shrink: 0;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

/* Featured Tool Box */
.featured-tool-box {
  background: #ffffff;
  border: 2px solid var(--color-cta);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
}

.featured-tool-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-cta);
  margin-bottom: var(--spacing-sm);
}

.featured-tool-title {
  font-size: 1.25rem;
  color: var(--color-navy);
  margin-bottom: var(--spacing-md);
}

.featured-tool-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.featured-tool-features {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.featured-tool-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) 0;
  font-size: 0.85rem;
  color: var(--color-text);
}

.featured-tool-features li svg {
  color: var(--color-success);
  flex-shrink: 0;
}

/* === TOOLS SECTION === */
.tools-section {
  background: #ffffff;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-3xl);
}

.section-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--color-bg-muted);
  color: var(--color-navy);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.section-title {
  margin-bottom: var(--spacing-md);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.tool-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  text-decoration: none;
  display: block;
  position: relative;
}

.tool-card:hover {
  border-color: var(--color-cta);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.tool-card:hover h3 {
  color: var(--color-cta);
}

.tool-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 150, 105, 0.1);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  color: var(--color-cta);
}

.tool-icon.hot {
  background: rgba(251, 146, 60, 0.1);
  color: var(--thermal-hot);
}

.tool-icon.cold {
  background: rgba(56, 189, 248, 0.1);
  color: var(--thermal-cold);
}

.tool-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
  transition: color var(--transition-fast);
}

.tool-card p {
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
}

.tool-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.tool-badge.popular {
  background: rgba(5, 150, 105, 0.1);
  color: var(--color-cta);
}

.tool-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-navy);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.tool-link:hover {
  color: var(--color-cta);
}

/* === TRUST SECTION === */
.trust-section {
  background: var(--color-navy);
  color: white;
}

.trust-section .section-badge {
  background: rgba(255,255,255,0.15);
  color: #ffffff;
}

.trust-section .section-title {
  color: white;
}

.trust-section .section-subtitle {
  color: rgba(255,255,255,0.8);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.trust-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.trust-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: #fbbf24;
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.trust-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
}

.trust-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.trust-feature {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-lg);
}

.trust-feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cta);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.trust-feature-icon svg {
  color: white;
}

.trust-feature h4 {
  font-size: 1rem;
  color: white;
  margin-bottom: var(--spacing-xs);
}

.trust-feature p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* === BLOG / KNOWLEDGE SECTION === */
.knowledge-section {
  background: var(--color-bg-soft);
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.blog-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.blog-card:hover {
  border-color: var(--color-cta);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.blog-content {
  padding: var(--spacing-lg);
}

.blog-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.blog-content h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
}

.blog-content h3 a {
  color: var(--color-navy);
}

.blog-content h3 a:hover {
  color: var(--color-cta);
}

.blog-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* === CTA SECTION === */
.cta-section {
  background: linear-gradient(135deg, var(--color-cta) 0%, var(--color-cta-dark) 100%);
  color: white;
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: white;
  margin-bottom: var(--spacing-md);
}

.cta-text {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--spacing-xl);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
}

.btn-white {
  background: #ffffff;
  color: var(--color-navy);
}

.btn-white:hover {
  background: #f5f5f2;
  color: var(--color-navy);
}

.btn-outline-white {
  background: transparent;
  border: 2px solid white;
  color: white;
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--color-navy);
}

/* === FOOTER === */
.site-footer {
  background: var(--color-navy-dark);
  color: white;
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand .logo-text {
  color: white;
}

.footer-brand p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.footer-heading {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: white;
  margin-bottom: var(--spacing-lg);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

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

.footer-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  color: white;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-cta);
  border-color: var(--color-cta);
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  margin: 0;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
}

.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer-legal a:hover {
  color: var(--color-cta);
}

/* =====================================================
   EXTENDED COMPONENTS — Inner Pages Support
   ===================================================== */

/* === Compatibility Variables === */
:root {
  --color-bg-dark: #1a1a1a;
  --color-bg-darker: #0d0d0d;
  --color-accent-dark: #047857;
  --glass-bg: rgba(0, 0, 0, 0.02);
  --glass-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --color-text-secondary: #1a1a2e;
  --color-text-dim: #868e96;
}

/* === Lead Text === */
.lead {
  font-size: 1.25rem;
  color: var(--color-text-muted);
}

/* === Container Narrow === */
.container-narrow {
  max-width: 900px;
}

/* === Glass Card === */
.glass-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-xl);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

/* === Buttons (inner page compatibility) === */
.btn-primary {
  background: var(--color-cta);
  color: white;
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
  background: var(--color-cta-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(5, 150, 105, 0.4);
  color: white;
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-cta);
  color: var(--color-cta);
}

.btn-secondary:hover {
  background: var(--color-cta);
  color: white;
}

/* === Page Header === */
.page-header {
  padding: 150px 0 var(--spacing-3xl);
  text-align: center;
  background: var(--color-navy);
  color: white;
  background-size: cover;
  background-position: center;
  --color-text: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.7);
}

.page-header h1 {
  color: white;
}

.page-header .lead {
  color: rgba(255, 255, 255, 0.8);
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
}

.breadcrumb a:hover {
  color: white;
}

.breadcrumb span {
  color: rgba(255, 255, 255, 0.4);
}

/* === Stats Section === */
.stats {
  padding: var(--spacing-2xl) 0;
  background: var(--color-bg-soft);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.stat-item {
  padding: var(--spacing-xl);
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

/* === Content Area === */
.content-area {
  max-width: 800px;
  margin: 0 auto;
}

.content-area h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.content-area h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.content-area ul,
.content-area ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
  color: var(--color-text-muted);
}

.content-area li {
  margin-bottom: var(--spacing-sm);
}

.content-area blockquote {
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-cta);
  border-radius: var(--radius-md);
  font-style: italic;
  color: var(--color-text);
}

/* === Forms === */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  background: #ffffff;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-cta);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* === Team Section === */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.team-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
}

.team-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.team-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 3px solid var(--color-bg-muted);
}

.team-card h3 {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xs);
}

.team-role {
  font-size: 0.85rem;
  color: var(--color-cta);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.team-card .bio {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.team-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.team-social a:hover {
  background: var(--color-cta);
  border-color: var(--color-cta);
  color: white;
}

/* === Dark Sections === */
.bg-darker {
  background: var(--color-navy);
  color: white;
  --color-text: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.75);
  --color-text-light: rgba(255, 255, 255, 0.6);
  --color-border: rgba(255, 255, 255, 0.12);
  --color-border-dark: rgba(255, 255, 255, 0.2);
}

.bg-darker h2,
.bg-darker h3,
.bg-darker h4 {
  color: white;
}

.bg-darker p {
  color: rgba(255, 255, 255, 0.8);
}

.bg-darker a {
  color: rgba(255, 255, 255, 0.8);
}

.bg-darker a:hover {
  color: var(--color-cta);
}

.bg-darker .section-badge {
  color: rgba(255, 255, 255, 0.6);
}

/* === Section Divider === */
.section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-cta);
  margin: var(--spacing-md) auto 0;
}

/* =====================================================
   CALCULATOR PAGES
   ===================================================== */

/* Calc Hero */
.calc-hero {
  padding: 120px 0 2rem;
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, white 100%);
}

.calc-hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.calc-hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.calc-hero-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
}

/* NORSOK Hero — overrides .calc-hero for norsok-calc */
.norsok-hero {
  padding: 100px 0 3.5rem;
  background: linear-gradient(135deg, #065f46 0%, #059669 40%, #0d9488 100%);
  position: relative;
  overflow: hidden;
}
.norsok-hero .calc-hero-container {
  position: relative;
  z-index: 1;
}
.norsok-hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  pointer-events: none;
}
.norsok-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(4px);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  margin-bottom: 1rem;
  letter-spacing: 0.03em;
}
.norsok-hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: white;
  margin-bottom: 0.75rem;
  line-height: 1.15;
}
.norsok-hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 520px;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.norsok-hero-features {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.norsok-hero-feature {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.82rem;
}

/* Calc Content & Layout */
.calc-content {
  padding: 2.5rem 0 3rem;
  background: #f8fafc;
  min-height: 60vh;
}

.calc-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 968px) {
  .calc-container {
    grid-template-columns: 1fr;
  }
}

/* Calc Panels */
.calc-panel {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.calc-panel-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.calc-panel-title i,
.calc-panel-title svg {
  color: var(--color-cta);
}

/* Result Panels */
.result-panel {
  background: #ffffff;
  border: 2px solid var(--color-cta);
  border-radius: var(--radius-xl);
  padding: 2rem;
  text-align: center;
}

.result-value {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-cta);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.result-unit {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.result-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.result-card {
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.result-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
}

.result-status.pass {
  background: rgba(5, 150, 105, 0.1);
  color: #059669;
  border: 1px solid rgba(5, 150, 105, 0.3);
}

.result-status.warning {
  background: rgba(245, 158, 11, 0.1);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.result-status.fail {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* =====================================================
   ARTICLE PAGES
   ===================================================== */

.article-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 120px 1.5rem 4rem;
}

.article-header {
  margin-bottom: 2rem;
}

.article-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
}

.article-header .article-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.article-body {
  line-height: 1.8;
}

.article-body h2 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.article-body h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.article-body p {
  margin-bottom: 1.25rem;
  color: var(--color-text);
}

.article-body ul,
.article-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--color-text);
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-soft);
  border-left: 3px solid var(--color-cta);
  border-radius: var(--radius-md);
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.article-body th {
  background: var(--color-bg-muted);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
  border: 1px solid var(--color-border);
}

.article-body td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.article-body img {
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}

.article-body .highlight-box,
.article-body .info-box-article {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 1.5rem 0;
}

/* =====================================================
   INFO BOXES
   ===================================================== */

.info-box {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-top: 2rem;
}

.info-box-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.info-box-title i,
.info-box-title svg {
  color: var(--color-cta);
}

.info-box p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.info-box p:last-child {
  margin-bottom: 0;
}

/* =====================================================
   BREADCRUMBS (for calculators / inner pages)
   ===================================================== */

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.breadcrumbs a {
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.breadcrumbs a:hover {
  color: var(--color-cta);
}

.breadcrumbs .separator {
  color: var(--color-text-light);
}

.breadcrumbs .current {
  color: var(--color-text);
  font-weight: 500;
}

/* =====================================================
   TAILWIND ORANGE → GREEN OVERRIDES
   ===================================================== */

.text-orange-600 { color: #059669 !important; }
.text-orange-500 { color: #10b981 !important; }
.text-orange-700 { color: #047857 !important; }
.text-orange-800 { color: #047857 !important; }
.bg-orange-600 { background-color: #059669 !important; }
.bg-orange-500 { background-color: #10b981 !important; }
.bg-orange-50 { background-color: rgba(5, 150, 105, 0.06) !important; }
.bg-orange-100 { background-color: rgba(5, 150, 105, 0.12) !important; }
.border-orange-100 { border-color: rgba(5, 150, 105, 0.15) !important; }
.border-orange-200 { border-color: rgba(5, 150, 105, 0.2) !important; }
.border-orange-300 { border-color: rgba(5, 150, 105, 0.3) !important; }
.border-orange-400 { border-color: rgba(5, 150, 105, 0.4) !important; }
.border-orange-600 { border-color: #059669 !important; }

.hover\:text-orange-600:hover { color: #059669 !important; }
.hover\:bg-orange-600:hover { background-color: #059669 !important; }
.hover\:bg-orange-500:hover { background-color: #10b981 !important; }
.hover\:bg-orange-50:hover { background-color: rgba(5, 150, 105, 0.06) !important; }
.hover\:border-orange-300:hover { border-color: rgba(5, 150, 105, 0.3) !important; }
.hover\:border-orange-400:hover { border-color: rgba(5, 150, 105, 0.4) !important; }
.hover\:border-orange-600:hover { border-color: #059669 !important; }

.focus\:border-orange-500:focus { border-color: #059669 !important; }
.focus\:ring-orange-500:focus { --tw-ring-color: rgba(5, 150, 105, 0.3) !important; }

.group-hover\:text-orange-600:hover,
.group:hover .group-hover\:text-orange-600 { color: #059669 !important; }
.group-hover\:bg-orange-600:hover,
.group:hover .group-hover\:bg-orange-600 { background-color: #059669 !important; }
.group-hover\:border-orange-600:hover,
.group:hover .group-hover\:border-orange-600 { border-color: #059669 !important; }
.group-hover\:shadow-orange-600\/30:hover,
.group:hover .group-hover\:shadow-orange-600\/30 { --tw-shadow-color: rgba(5, 150, 105, 0.3) !important; }

.from-orange-50 { --tw-gradient-from: rgba(5, 150, 105, 0.06) !important; }
.to-amber-50 { --tw-gradient-to: rgba(5, 150, 105, 0.04) !important; }
.from-orange-900\/10 { --tw-gradient-from: rgba(5, 150, 105, 0.1) !important; }
.to-orange-900\/10 { --tw-gradient-to: rgba(5, 150, 105, 0.1) !important; }
.shadow-orange-900\/20 { --tw-shadow-color: rgba(5, 150, 105, 0.2) !important; }
.shadow-orange-600\/30 { --tw-shadow-color: rgba(5, 150, 105, 0.3) !important; }

/* =====================================================
   FLOATING CTA
   ===================================================== */

.floating-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 900;
}

.floating-cta-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
}

.floating-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  color: var(--color-cta);
}

.floating-cta-btn.floating-cta-primary {
  background: var(--color-cta);
  color: white;
  border-color: var(--color-cta);
}

.floating-cta-btn.floating-cta-primary:hover {
  background: var(--color-cta-light);
  color: white;
}

.floating-cta-text {
  display: none;
}

@media (min-width: 768px) {
  .floating-cta-text {
    display: inline;
  }
}

/* =====================================================
   RANGE SLIDER STYLING
   ===================================================== */

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--color-bg-muted);
  border-radius: 3px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-cta);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-cta);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

/* =====================================================
   COMPARISON TABLE (porownywarka.html)
   ===================================================== */

.compare-table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

.compare-table th,
.compare-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.compare-table th {
  background: var(--color-bg-muted);
  font-weight: 600;
  color: var(--color-navy);
  position: sticky;
  top: 0;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.compare-table th:hover {
  background: var(--color-bg-soft);
}

.compare-table th .sort-icon {
  margin-left: 0.5rem;
  opacity: 0.5;
}

.compare-table th.sorted .sort-icon {
  opacity: 1;
  color: var(--color-cta);
}

.compare-table tbody tr {
  transition: background var(--transition-fast);
}

.compare-table tbody tr:hover {
  background: var(--color-bg-soft);
}

.material-name {
  font-weight: 600;
  color: var(--color-navy);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.material-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.lambda-value {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-cta);
}

.temp-range {
  font-size: 0.9rem;
}

.temp-hot {
  color: var(--thermal-hot);
}

.temp-cold {
  color: var(--thermal-cold);
}

.price-indicator {
  display: flex;
  gap: 2px;
}

.price-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border-dark);
}

.price-dot.filled {
  background: var(--color-cta);
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  margin: 0.1rem;
  white-space: nowrap;
}

.tag-hot {
  background: rgba(249, 115, 22, 0.08);
  border-color: rgba(249, 115, 22, 0.25);
  color: #ea580c;
}

.tag-cold {
  background: rgba(14, 165, 233, 0.08);
  border-color: rgba(14, 165, 233, 0.25);
  color: #0284c7;
}

.tag-eco {
  background: rgba(5, 150, 105, 0.08);
  border-color: rgba(5, 150, 105, 0.25);
  color: #059669;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.filter-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1rem;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-cta);
}

.filter-btn.active {
  background: var(--color-cta);
  border-color: var(--color-cta);
  color: white;
}

.material-detail {
  max-width: 250px;
}

.pros-cons {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.pro {
  color: #059669;
}

.con {
  color: #f59e0b;
}

/* =====================================================
   RESPONSIVE — Base breakpoints
   ===================================================== */

@media (min-width: 768px) {
  .main-nav {
    display: block;
  }

  .mobile-toggle {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1.2fr 1fr;
  }

  .trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .hero-training {
    padding: 120px 0 var(--spacing-3xl);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-features {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .featured-tool-box {
    margin-top: var(--spacing-2xl);
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-number {
    font-size: 2.5rem;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }
}

/* === Responsive (extended) === */
@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 767px) {
  .page-header {
    padding: 120px 0 var(--spacing-2xl);
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }
}

/* =====================================================
   ANIMATIONS
   ===================================================== */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.6s ease forwards; }
.slide-up { animation: slideUp 0.6s ease forwards; }
.slide-down { animation: slideDown 0.6s ease forwards; }

/* =====================================================
   UTILITIES
   ===================================================== */

.text-center { text-align: center; }
.text-navy { color: var(--color-navy); }
.text-cta { color: var(--color-cta); }

.bg-white { background: #ffffff; }
.bg-soft { background: var(--color-bg-soft); }
.bg-navy { background: var(--color-navy); }

.mt-0 { margin-top: 0; }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.hidden { display: none !important; }

/* Top padding for fixed header (Tailwind calc pages) */
main.flex-grow {
  padding-top: 80px;
}

/* Card dark override for result panels */
.card-dark {
  background: var(--color-navy) !important;
  color: white;
}

/* Expert badge at bottom of calcs */
.container .text-sm.text-slate-500 a.text-orange-600 {
  color: var(--color-cta) !important;
}

/* Fix lucide icons not loading (fallback) */
[data-lucide] {
  display: inline-block;
  width: 1em;
  height: 1em;
}

/* =====================================================
   PRINT STYLES
   ===================================================== */

@media print {
  body {
    background: white;
    color: black;
  }

  .site-header,
  .site-footer,
  .mobile-menu,
  .mobile-overlay,
  .floating-cta,
  .cta-section {
    display: none;
  }
}

/* ============================================
   LEGAL PAGES (polityka, regulamin)
   ============================================ */
.policy-content,
.terms-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text);
}

.policy-content h2,
.terms-content h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
}

.policy-content h3,
.terms-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-heading);
  margin: 1.5rem 0 0.75rem;
}

.policy-content p,
.terms-content p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.policy-content ul,
.terms-content ul {
  margin: 0.5rem 0 1.5rem 1.5rem;
  padding: 0;
}

.policy-content li,
.terms-content li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.policy-content table,
.terms-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.policy-content th,
.terms-content th {
  background: var(--color-bg-alt);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--color-heading);
  border-bottom: 2px solid var(--color-border);
}

.policy-content td,
.terms-content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.policy-content a,
.terms-content a {
  color: var(--color-cta);
  text-decoration: underline;
}

.contact-info {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin: 1rem 0 1.5rem;
}

.contact-info p {
  margin: 0.25rem 0;
}

/* ============================================
   WARNING BOX (legal disclaimers, safety)
   ============================================ */
.warning-box {
  background: #fef3c7;
  border: 1px solid #f59e0b;
  border-left: 4px solid #f59e0b;
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  color: #92400e;
}

.warning-box p {
  margin: 0.25rem 0;
  color: #92400e;
}

/* ============================================
   CTA BOX (article call-to-action)
   ============================================ */
.cta-box {
  background: linear-gradient(135deg, var(--color-cta), var(--color-cta-light));
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2rem 0;
  text-align: center;
}

.cta-box h3 {
  color: white;
  margin-top: 0;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.9);
}

.cta-box .btn {
  margin-top: 1rem;
}

/* ============================================
   FORMULA BOX
   ============================================ */
.formula-box {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  font-family: 'Courier New', monospace;
  font-size: 0.95rem;
  text-align: center;
  overflow-x: auto;
  color: var(--color-heading);
}

/* ============================================
   EXAMPLE BOX
   ============================================ */
.example-box {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-left: 4px solid var(--color-cta);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.example-box h4 {
  color: var(--color-cta-dark);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

/* ============================================
   COST TABLE
   ============================================ */
.cost-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.cost-table th {
  background: var(--color-bg-alt);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--color-border);
}

.cost-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

/* ============================================
   MATERIAL CARD (artykuly)
   ============================================ */
.material-card {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 1rem 0;
}

.material-card h4 {
  color: var(--color-heading);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.material-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.material-specs span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
}

/* ============================================
   GDPR BUTTONS (polityka prywatnosci)
   ============================================ */
.data-buttons {
  display: flex;
  gap: 1rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.btn-export {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--color-cta);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-export:hover {
  background: var(--color-cta-dark);
}

.btn-delete {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: white;
  color: #dc2626;
  border: 2px solid #dc2626;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-delete:hover {
  background: #dc2626;
  color: white;
}

/* ============================================
   404 PAGE
   ============================================ */
.error-container {
  text-align: center;
  padding: 160px 2rem 4rem;
  max-width: 600px;
  margin: 0 auto;
}

.error-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.error-code {
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 800;
  color: var(--color-cta);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.error-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-heading);
  margin-bottom: 1rem;
}

.error-description {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.error-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.suggestions {
  text-align: left;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
}

.suggestions h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--color-heading);
}

.suggestions-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.suggestions-list li {
  margin-bottom: 0.5rem;
}

.suggestions-list a {
  color: var(--color-cta);
  text-decoration: underline;
}

/* ============================================
   SECTION CONTAINER (porownywarka)
   ============================================ */
.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* =====================================================
   ACCESSIBILITY
   ===================================================== */

/* Focus-visible states */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.btn-cta:focus-visible,
.btn-navy:focus-visible,
.btn-outline:focus-visible,
.nav-cta:focus-visible {
  outline: 3px solid var(--color-cta);
  outline-offset: 2px;
  border-radius: 4px;
}

.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.btn-export:focus-visible,
.btn-delete:focus-visible {
  outline: 3px solid var(--color-cta);
  outline-offset: 2px;
}

/* Remove default outline for mouse users */
:focus:not(:focus-visible) {
  outline: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =====================================================
   ARTICLE COMPONENT CLASSES
   (migrated from inline <style> in article HTML files)
   ===================================================== */

/* --- Article content wrapper --- */
.article-content {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg, 12px);
  padding: 3rem;
  margin-top: -4rem;
  position: relative;
  z-index: 1;
}

/* --- Danger box (red alert) --- */
.danger-box {
  background: #fef2f2;
  border-left: 4px solid #ef4444;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
}

.danger-box h4 {
  margin: 0 0 0.5rem 0;
  color: #dc2626;
}

.danger-box p {
  margin: 0;
  color: var(--color-text);
}

/* --- Cold box (blue alert, izolacje chłodnicze) --- */
.cold-box {
  background: #eff6ff;
  border-left: 4px solid #0ea5e9;
  padding: 1.5rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
}

.cold-box h4 {
  margin: 0 0 0.5rem 0;
  color: #0284c7;
}

.cold-box p {
  margin: 0;
  color: var(--color-text);
}

/* --- Data table --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

.data-table th {
  background: var(--color-bg-muted);
  color: var(--color-text-dark);
  font-weight: 600;
}

.data-table tr:nth-child(even) {
  background: var(--color-bg-soft);
}

/* --- Thickness table (same styling as data-table) --- */
.thickness-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
}

.thickness-table th,
.thickness-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

.thickness-table th {
  background: var(--color-bg-muted);
  color: var(--color-text-dark);
  font-weight: 600;
}

.thickness-table tr:nth-child(even) {
  background: var(--color-bg-soft);
}

/* --- Highlight row for tables --- */
.highlight-row {
  background: rgba(5, 150, 105, 0.1) !important;
  font-weight: 600;
}

/* --- Step list (numbered steps with circles) --- */
.step-list {
  counter-reset: step-counter;
  list-style: none;
  padding-left: 0;
}

.step-list li {
  counter-increment: step-counter;
  position: relative;
  padding-left: 3rem;
  margin-bottom: 1.5rem;
}

.step-list li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: var(--color-cta);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
}

/* --- Temperature scale (CUI article) --- */
.temp-scale {
  background: var(--color-bg-muted);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
  border: 1px solid var(--color-border);
}

.temp-bar {
  height: 40px;
  border-radius: 8px;
  display: flex;
  overflow: hidden;
  margin: 1rem 0;
}

.temp-zone {
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.temp-zone.safe-low { background: #3b82f6; flex: 1; }
.temp-zone.danger { background: linear-gradient(90deg, #f59e0b, #ef4444, #f59e0b); flex: 2.5; }
.temp-zone.safe-high { background: #22c55e; flex: 1; }

.temp-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Risk card (CUI article) --- */
.risk-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1rem 0;
  border: 1px solid var(--color-border);
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.risk-card .icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.risk-card.high .icon { background: #ef4444; }
.risk-card.medium .icon { background: #f59e0b; }
.risk-card.low .icon { background: #22c55e; }

.risk-card h4 {
  margin: 0 0 0.5rem 0;
  color: var(--color-text-dark);
}

.risk-card p {
  margin: 0;
  font-size: 0.95rem;
}

/* --- Checklist (CUI article) --- */
.checklist {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  border: 1px solid var(--color-border);
}

.checklist h4 {
  color: var(--color-text-dark);
  margin: 0 0 1rem 0;
}

.checklist ul {
  margin: 0;
  padding-left: 1.5rem;
}

.checklist li {
  margin-bottom: 0.5rem;
}

/* --- Method card --- */
.method-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1.5rem 0;
  border: 1px solid var(--color-border);
}

.method-card h4 {
  color: var(--color-cta);
  margin-bottom: 0.75rem;
}

/* --- Comparison grid + cards (izolacja rur CWU) --- */
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.comparison-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
}

.comparison-card h4 {
  color: var(--color-text-dark);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.comparison-card.good h4 { color: #22c55e; }
.comparison-card.bad h4 { color: #ef4444; }

/* --- Purpose grid + cards (kanały wentylacyjne) --- */
.purpose-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.purpose-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  text-align: center;
}

.purpose-card .icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 0.75rem;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.purpose-card h4 {
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.purpose-card p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin: 0;
}

/* --- Fire class badges (kanały wentylacyjne) --- */
.fire-class {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.85rem;
}

.fire-class.ei30 { background: #fef3c7; color: #92400e; }
.fire-class.ei60 { background: #fed7aa; color: #9a3412; }
.fire-class.ei90 { background: #fecaca; color: #991b1b; }
.fire-class.ei120 { background: #fca5a5; color: #7f1d1d; }

/* --- Pipe structure diagram (rury w gruncie) --- */
.pipe-structure {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2rem 0;
  padding: 2rem;
  background: var(--color-bg-soft);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.pipe-visual {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.layer-outer {
  background: linear-gradient(135deg, #475569, #64748b);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.layer-insulation {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  width: 150px;
  height: 150px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.layer-pipe {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
}

.pipe-legend {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.legend-color {
  width: 16px;
  height: 16px;
  border-radius: 4px;
}

/* --- Tank types grid (zbiorniki) --- */
.tank-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.tank-type-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  text-align: center;
}

.tank-type-card .icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1rem;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tank-type-card h4 {
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
}

.tank-type-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* --- Finish grid + swatch (płaszcze ochronne) --- */
.finish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.finish-card {
  background: var(--color-bg-soft);
  border-radius: 8px;
  padding: 1rem;
  border: 1px solid var(--color-border);
  text-align: center;
}

.finish-card .swatch {
  width: 100%;
  height: 60px;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.finish-card h5 {
  color: var(--color-text-dark);
  margin: 0 0 0.25rem 0;
  font-size: 0.95rem;
}

.finish-card p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin: 0;
}

/* --- Comparison row (płaszcze ochronne) --- */
.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  margin: 1rem 0;
}

.comparison-item {
  text-align: center;
  padding: 1rem;
  background: var(--color-bg-soft);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.comparison-item .value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-cta);
}

.comparison-item .label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* --- Chart placeholder (ekonomiczna grubość) --- */
.chart-placeholder {
  background: var(--color-bg-muted);
  border: 2px dashed var(--color-border);
  border-radius: 8px;
  padding: 3rem;
  text-align: center;
  margin: 2rem 0;
}

.chart-placeholder svg {
  max-width: 100%;
  height: auto;
}

/* =====================================================
   ARTICLE RESPONSIVE OVERRIDES
   ===================================================== */
@media (max-width: 768px) {
  .article-content { padding: 1.5rem; }
  .data-table,
  .thickness-table { font-size: 0.85rem; }
  .data-table th,
  .data-table td,
  .thickness-table th,
  .thickness-table td { padding: 0.5rem; }
  .risk-card { flex-direction: column; text-align: center; }
  .temp-zone { font-size: 0.7rem; }
  .comparison-grid { grid-template-columns: 1fr; }
  .purpose-grid { grid-template-columns: 1fr 1fr; }
  .tank-types-grid { grid-template-columns: 1fr; }
  .finish-grid { grid-template-columns: 1fr 1fr; }
  .comparison-row { grid-template-columns: 1fr; }
  .pipe-visual { width: 150px; height: 150px; }
  .layer-outer { width: 150px; height: 150px; }
  .layer-insulation { width: 110px; height: 110px; }
  .layer-pipe { width: 60px; height: 60px; font-size: 0.75rem; }
}

/* NORSOK R-004 WIZARD styles moved to inline <style> in norsok-calc.html */

/* =====================================================
   CALC CROSSLINKS — "Inne kalkulatory" grid
   ===================================================== */
.calc-crosslinks-section {
    margin: 3rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--color-border, #e2e8f0);
}
.calc-crosslinks-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text, #1e293b);
    margin-bottom: 1.25rem;
    text-align: center;
}
.calc-crosslinks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0.75rem;
}
.calc-crosslinks-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 0.75rem;
    text-decoration: none;
    transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}
.calc-crosslinks-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    border-color: #059669;
}
.calc-crosslinks-icon {
    width: 36px;
    height: 36px;
    background: #ecfdf5;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: #059669;
}
.calc-crosslinks-icon svg { width: 18px; height: 18px; }
.calc-crosslinks-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: #1e293b;
}
.calc-crosslinks-desc {
    font-size: 0.78rem;
    color: #64748b;
    line-height: 1.3;
}
@media (max-width: 640px) {
    .calc-crosslinks-grid { grid-template-columns: 1fr; }
}