/* =========================
   PETROPORÓWNANIA STYLE.CSS
   Warm & Friendly Flexbox-Only Responsive Design
   ========================= */

/* 1. CSS Variables for Brand & Warm Friendly Palette */
:root {
  --color-primary: #243746;
  --color-secondary: #F2B134;
  --color-accent: #D6E0E7;
  --color-bg: #FFF8F2;
  --color-bg-card: #FFFDF9;
  --color-bg-section: #FFF6E9;
  --color-bg-footer: #243746;
  --color-text: #243746;
  --color-text-light: #fff;
  --color-shadow: rgba(242, 177, 52, 0.08);
  --color-shadow-strong: rgba(36, 55, 70, 0.10);
  --color-shadow-card: rgba(242, 177, 52, 0.15);
  --color-success: #F2B134;
  --color-error: #E57373;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

/* 2. Base Reset & Typography */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
  background: var(--color-bg);
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  font-size: 1rem;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.6em;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 { font-size: 2.2rem; }
h2 { font-size: 1.6rem; }
h3 { font-size: 1.2rem; }
h4, h5, h6 { font-size: 1rem; }

p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.2em;
}

ul, ol {
  padding-left: 1.3em;
}

strong, b {
  color: var(--color-primary);
  font-weight: 700;
}

img {
  max-width: 100%;
  border-radius: var(--radius-md);
  display: block;
}

/* 3. Layout Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 4. Section Spacing & Patterns */
.section,
.hero,
.features,
.services,
.gallery,
.cta,
.testimonials,
.contact,
.legal {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-bg-section);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 24px var(--color-shadow);
}

/* Remove background for hero/cta if needed */
.hero, .cta {
  background: linear-gradient(120deg, #FFF8F2 60%, #F2B13410 100%);
  box-shadow: none;
}

/* 5. Navigation & Header */
header {
  background: var(--color-bg-card);
  box-shadow: 0 2px 12px var(--color-shadow-strong);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  position: relative;
  z-index: 100;
}
header .container {
  display: flex;
  flex-direction: column;
  gap: 0;
}
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}
nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
nav ul li {
  margin: 0;
}
nav a {
  color: var(--color-primary);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
nav a:hover, nav a:focus {
  background: var(--color-secondary);
  color: var(--color-text-light);
}
nav img {
  height: 40px;
  width: auto;
  border-radius: var(--radius-md);
}

.cta-btn {
  background: var(--color-secondary);
  color: var(--color-text-light);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 8px var(--color-shadow-card);
  cursor: pointer;
  margin-left: 16px;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: #e5a21a;
  box-shadow: 0 4px 16px var(--color-shadow-card);
  transform: translateY(-2px) scale(1.03);
}

/* 6. Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: var(--color-secondary);
  color: var(--color-text-light);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 2rem;
  padding: 8px 16px;
  cursor: pointer;
  margin-left: auto;
  transition: background var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow-card);
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: #e5a21a;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(36, 55, 70, 0.97);
  z-index: 9999;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(.4,0,.2,1);
}
.mobile-menu.open {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: slideInMenu 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes slideInMenu {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}
.mobile-menu-close {
  background: none;
  color: var(--color-secondary);
  border: none;
  font-size: 2.2rem;
  padding: 20px 24px 0 24px;
  align-self: flex-end;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: #fff;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  padding: 40px 32px;
}
.mobile-nav a {
  color: var(--color-text-light);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
  padding: 12px 0;
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* 7. Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  text-align: center;
  background: linear-gradient(120deg, #FFF8F2 60%, #F2B13410 100%);
  box-shadow: none;
}
.hero .content-wrapper {
  align-items: center;
  gap: 18px;
}
.hero h1 {
  font-size: 2.4rem;
  color: var(--color-primary);
}
.hero p {
  font-size: 1.2rem;
  color: var(--color-primary);
}

/* 8. Features, Services, Cards, Grids */
.feature-grid, .service-list, .company-logos-grid, .equipment-categories-grid, .news-categories-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}
.feature-item, .service-item, .company-item, .equipment-item, .news-item {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px var(--color-shadow-card);
  padding: 28px 20px;
  flex: 1 1 220px;
  min-width: 220px;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-item:hover, .service-item:hover, .company-item:hover, .equipment-item:hover, .news-item:hover {
  box-shadow: 0 6px 24px var(--color-shadow-card);
  transform: translateY(-4px) scale(1.025);
}
.feature-icon, .service-icon, .company-logo, .equipment-icon, .news-icon {
  font-size: 2.2rem;
  background: var(--color-secondary);
  color: var(--color-text-light);
  border-radius: 50%;
  padding: 12px;
  margin-bottom: 8px;
  box-shadow: 0 2px 8px var(--color-shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 9. Testimonials */
.testimonials {
  background: var(--color-bg-card);
  box-shadow: 0 2px 12px var(--color-shadow-card);
}
.testimonial-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 28px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px var(--color-shadow-card);
  min-width: 260px;
  max-width: 340px;
  margin-bottom: 20px;
  color: var(--color-primary);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-primary);
  font-style: italic;
  margin-bottom: 0.5em;
}
.testimonial-card span {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 1rem;
}
.testimonial-card:hover {
  box-shadow: 0 6px 24px var(--color-shadow-card);
  transform: translateY(-4px) scale(1.025);
}

/* 10. Gallery, Review, News Cards */
.equipment-review-cards, .news-article-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
}
.review-card, .news-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px var(--color-shadow-card);
  padding: 24px 18px;
  min-width: 220px;
  max-width: 320px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.review-card:hover, .news-card:hover {
  box-shadow: 0 6px 24px var(--color-shadow-card);
  transform: translateY(-4px) scale(1.025);
}

/* 11. Lists with Icons */
.comparison-criteria-list, .methodology-list, .ranking-criteria-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.comparison-criteria-list li, .methodology-list li, .ranking-criteria-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.08rem;
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  margin-bottom: 8px;
  box-shadow: 0 1px 6px var(--color-shadow-card);
}
.comparison-icon, .methodology-icon, .ranking-icon {
  font-size: 1.5rem;
  color: var(--color-secondary);
  margin-right: 8px;
}

/* 12. Footer */
footer {
  background: var(--color-bg-footer);
  color: var(--color-text-light);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 40px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
  padding: 0;
}
footer nav a {
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-size: 1rem;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  background: var(--color-secondary);
  color: var(--color-bg-footer);
}
.footer-contact {
  text-align: center;
  font-size: 0.98rem;
  color: var(--color-accent);
}
.footer-brand {
  text-align: center;
  font-size: 0.95rem;
  color: #bfcad6;
  margin-top: 10px;
}

/* 13. Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-bg-card);
  color: var(--color-primary);
  box-shadow: 0 -2px 16px var(--color-shadow-card);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  z-index: 99999;
  animation: slideUpBanner 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUpBanner {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 8px;
}
.cookie-btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 22px;
  margin: 0;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 1px 6px var(--color-shadow-card);
}
.cookie-btn.accept {
  background: var(--color-secondary);
  color: var(--color-text-light);
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: #e5a21a;
}
.cookie-btn.reject {
  background: var(--color-error);
  color: var(--color-text-light);
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: #c62828;
}
.cookie-btn.settings {
  background: var(--color-accent);
  color: var(--color-primary);
}
.cookie-btn.settings:hover, .cookie-btn.settings:focus {
  background: #bfcad6;
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(36, 55, 70, 0.75);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(.4,0,.2,1);
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-bg-card);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 32px var(--color-shadow-card);
  padding: 36px 28px 28px 28px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: fadeInModal 0.3s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeInModal {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h3 {
  margin-bottom: 0.5em;
}
.cookie-modal-categories {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
  padding: 10px 16px;
}
.cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  margin-right: 8px;
}
.cookie-category.essential input[type="checkbox"] {
  accent-color: var(--color-secondary);
}
.cookie-category.essential label {
  font-weight: 600;
  color: var(--color-secondary);
}
.cookie-modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 10px;
}
.cookie-modal-close {
  background: none;
  border: none;
  color: var(--color-secondary);
  font-size: 2rem;
  position: absolute;
  top: 18px;
  right: 24px;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal-close:hover, .cookie-modal-close:focus {
  color: var(--color-error);
}

/* 14. Miscellaneous & Utility */
.team-photos {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
  align-items: center;
  margin-top: 16px;
}
.team-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 12px var(--color-shadow-card);
  background: var(--color-bg-card);
  padding: 8px;
}

.map {
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 18px;
  box-shadow: 0 1px 6px var(--color-shadow-card);
}

.contact-details {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
  box-shadow: 0 1px 6px var(--color-shadow-card);
}

.timeline-gallery, .comparison-tables, .interactive-charts, .photo-gallery, .featured-news-slider {
  background: var(--color-bg-section);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-top: 18px;
  box-shadow: 0 1px 6px var(--color-shadow-card);
}

.ranking-table {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
  box-shadow: 0 1px 6px var(--color-shadow-card);
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-primary);
}

/* 15. Legal Section */
.legal {
  background: var(--color-bg-card);
  box-shadow: 0 2px 12px var(--color-shadow-card);
}

/* 16. Responsive Design (Mobile-First) */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  .feature-grid, .service-list, .company-logos-grid, .equipment-categories-grid, .news-categories-grid {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  html { font-size: 15px; }
  .container {
    max-width: 98vw;
    padding-left: 10px;
    padding-right: 10px;
  }
  nav ul {
    display: none;
  }
  .cta-btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .feature-grid, .service-list, .company-logos-grid, .equipment-categories-grid, .news-categories-grid, .testimonial-slider, .equipment-review-cards, .news-article-cards {
    flex-direction: column;
    gap: 18px;
    align-items: stretch;
  }
  .feature-item, .service-item, .company-item, .equipment-item, .news-item, .testimonial-card, .review-card, .news-card {
    min-width: 0;
    max-width: 100%;
    width: 100%;
  }
  .hero .content-wrapper {
    align-items: center;
    text-align: center;
  }
  .section, .hero, .features, .services, .gallery, .cta, .testimonials, .contact, .legal {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .team-photos {
    flex-direction: column;
    gap: 14px;
  }
  .footer-contact, .footer-brand {
    font-size: 0.93rem;
  }
}
@media (max-width: 480px) {
  html { font-size: 14px; }
  .container {
    padding-left: 4px;
    padding-right: 4px;
  }
  .cookie-modal {
    min-width: 0;
    padding: 18px 8px 18px 8px;
  }
}

/* 17. Focus Styles for Accessibility */
a:focus, button:focus, .cta-btn:focus, .cookie-btn:focus, .mobile-menu-toggle:focus, .mobile-menu-close:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* 18. Micro-interactions */
button, .cta-btn, .cookie-btn, .mobile-menu-toggle, .mobile-menu-close {
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}
button:active, .cta-btn:active, .cookie-btn:active, .mobile-menu-toggle:active, .mobile-menu-close:active {
  transform: scale(0.97);
}

/* 19. Hide Scroll on Mobile Menu Open */
body.mobile-menu-open {
  overflow: hidden;
}

/* 20. Hide Cookie Banner When Accepted */
.cookie-banner.hide {
  display: none !important;
}

/* 21. Utility Classes */
.d-flex {
  display: flex !important;
}
.flex-col {
  flex-direction: column !important;
}
.flex-row {
  flex-direction: row !important;
}
.align-center {
  align-items: center !important;
}
.justify-center {
  justify-content: center !important;
}
.gap-20 {
  gap: 20px !important;
}

/* 22. Prevent Overlapping */
.section > *, .content-wrapper > *, .feature-grid > *, .service-list > *, .testimonial-slider > *, .equipment-review-cards > *, .news-article-cards > * {
  margin-bottom: 20px;
}
.section > *:last-child, .content-wrapper > *:last-child, .feature-grid > *:last-child, .service-list > *:last-child, .testimonial-slider > *:last-child, .equipment-review-cards > *:last-child, .news-article-cards > *:last-child {
  margin-bottom: 0;
}

/* 23. Hide elements visually (for JS) */
.hide {
  display: none !important;
}