/* Wolfsburg Sammlerklub – Monochrome Sophisticated CSS Theme */

/* =========================
   Root Variables & Base
   ========================= */
:root {
  --color-bg: #fff;
  --color-bg-alt: #f5f5f5;
  --color-bg-dark: #18191a;
  --color-bg-light: #fafbfc;
  --color-primary: #222;
  --color-secondary: #444;
  --color-accent: #ececec;
  --color-border: #e0e0e0;
  --color-shadow: rgba(0,0,0,0.08);
  --color-shadow-strong: rgba(0,0,0,0.18);
  --color-link: #111;
  --color-link-hover: #204060;
  --color-btn-bg: #fff;
  --color-btn-bg-hover: #222;
  --color-btn-text: #222;
  --color-btn-text-hover: #fff;
  --color-cta-bg: #222;
  --color-cta-bg-hover: #204060;
  --color-cta-text: #fff;
  --color-footer-bg: #18191a;
  --color-footer-text: #fff;
  --color-cookie-bg: #222;
  --color-cookie-text: #fff;
  --color-cookie-btn-bg: #fff;
  --color-cookie-btn-bg-hover: #204060;
  --color-cookie-btn-text: #222;
  --color-cookie-btn-text-hover: #fff;
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Open Sans', Arial, Helvetica, sans-serif;
  --font-size-base: 1rem;
  --font-size-lg: 2.2rem;
  --font-size-md: 1.25rem;
  --font-size-sm: 0.95rem;
  --radius: 8px;
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
  --shadow: 0 2px 12px var(--color-shadow);
  --shadow-strong: 0 4px 24px var(--color-shadow-strong);
  --gap-section: 60px;
  --gap-card: 24px;
  --gap-content: 20px;
  --gap-feature: 15px;
  --header-height: 72px;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  background: var(--color-bg);
  color: var(--color-primary);
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  background: var(--color-bg);
  color: var(--color-primary);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

/* =========================
   Typography
   ========================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.7em;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 {
  font-size: 2.6rem;
  line-height: 1.1;
  margin-bottom: 0.5em;
}
h2 {
  font-size: 2rem;
  line-height: 1.15;
  margin-bottom: 0.6em;
}
h3 {
  font-size: 1.3rem;
  line-height: 1.2;
  margin-bottom: 0.5em;
}
h4, h5, h6 {
  font-size: 1.1rem;
  font-weight: 600;
}
p, ul, ol, blockquote {
  margin-top: 0;
  margin-bottom: 1.1em;
}
blockquote {
  font-style: italic;
  color: var(--color-secondary);
  border-left: 3px solid var(--color-primary);
  padding-left: 1em;
  margin: 0 0 1em 0;
}
a {
  color: var(--color-link);
  text-decoration: underline;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-link-hover);
  text-decoration: none;
}
strong {
  font-weight: 700;
}

/* =========================
   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: var(--gap-content);
}

.section {
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
}
.card {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  position: relative;
  padding: 24px 20px;
  flex: 1 1 320px;
  min-width: 260px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-4px) scale(1.01);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}

.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-bg-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  color: #18191a;
}
.testimonial-card blockquote {
  color: #18191a;
  border-left: 3px solid #222;
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* =========================
   Header & Navigation
   ========================= */
header {
  background: var(--color-bg);
  box-shadow: 0 2px 8px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 20px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--color-link-hover);
  border-bottom: 2px solid var(--color-link-hover);
}
.cta-btn {
  background: var(--color-cta-bg);
  color: var(--color-cta-text);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  padding: 12px 28px;
  margin-left: 24px;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-cta-bg-hover);
  color: var(--color-cta-text);
  box-shadow: var(--shadow-strong);
  transform: translateY(-2px) scale(1.02);
}

/* Hamburger Button */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 16px;
  transition: color var(--transition);
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-link-hover);
}

/* =========================
   Mobile Menu Overlay
   ========================= */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(24,25,26,0.98);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 32px 24px 24px 24px;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 2.2rem;
  align-self: flex-end;
  margin-bottom: 24px;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-link-hover);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 22px;
  width: 100%;
}
.mobile-nav a {
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  text-decoration: none;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition), border-color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-link-hover);
  border-bottom: 1px solid var(--color-link-hover);
}

/* =========================
   Hero Section
   ========================= */
.hero {
  background: linear-gradient(120deg, #fff 60%, #ececec 100%);
  padding: 60px 0 40px 0;
  margin-bottom: var(--gap-section);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 4px 24px var(--color-shadow);
}
.hero .content-wrapper {
  align-items: flex-start;
  gap: 18px;
}
.hero h1 {
  color: #18191a;
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 0.2em;
}
.hero .subheadline {
  font-size: 1.25rem;
  color: var(--color-secondary);
  margin-bottom: 1.2em;
}

/* =========================
   Features, Cards, Grids
   ========================= */
.feature-grid, .highlighted-items, .image-grid, .category-thumbnails, .event-cards, .team-section {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
  margin-bottom: 20px;
}
.feature-grid > div, .highlighted-items > div, .image-grid > div, .category-thumbnails > div, .event-cards > div, .team-section > div {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 20px;
  flex: 1 1 280px;
  min-width: 220px;
  margin-bottom: 0;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .highlighted-items > div:hover, .image-grid > div:hover, .category-thumbnails > div:hover, .event-cards > div:hover, .team-section > div:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-4px) scale(1.01);
}

/* =========================
   Tables
   ========================= */
.plan-comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5em;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.plan-comparison-table th, .plan-comparison-table td {
  padding: 16px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
.plan-comparison-table th {
  background: var(--color-bg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}
.plan-comparison-table tr:last-child td {
  border-bottom: none;
}

/* =========================
   Lists
   ========================= */
ul, ol {
  padding-left: 1.3em;
}
ul.benefits-list {
  list-style: disc inside;
  margin-bottom: 1.5em;
}

/* =========================
   Footer
   ========================= */
footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 40px 0 20px 0;
  margin-top: 60px;
}
footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 8px;
}
.footer-nav a {
  color: var(--color-footer-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1rem;
  opacity: 0.85;
  transition: opacity var(--transition), color var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--color-link-hover);
  opacity: 1;
}
footer p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.7;
}

/* =========================
   Cookie Consent Banner
   ========================= */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-cookie-bg);
  color: var(--color-cookie-text);
  padding: 24px 20px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 -2px 16px var(--color-shadow-strong);
  gap: 18px;
  animation: cookie-slide-in 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner p {
  margin: 0 0 8px 0;
  font-size: 1rem;
  color: var(--color-cookie-text);
}
.cookie-banner .cookie-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-banner button {
  background: var(--color-cookie-btn-bg);
  color: var(--color-cookie-btn-text);
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-banner button:hover, .cookie-banner button:focus {
  background: var(--color-cookie-btn-bg-hover);
  color: var(--color-cookie-btn-text-hover);
  box-shadow: var(--shadow-strong);
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(24,25,26,0.85);
  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: #fff;
  color: #18191a;
  border-radius: var(--radius);
  box-shadow: var(--shadow-strong);
  padding: 36px 28px 28px 28px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  animation: modal-fade-in 0.4s cubic-bezier(.4,0,.2,1);
  position: relative;
}
@keyframes modal-fade-in {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 0.5em;
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  font-weight: 500;
  color: #18191a;
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: #204060;
  width: 18px;
  height: 18px;
}
.cookie-modal .cookie-category input[disabled] {
  opacity: 0.6;
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: #18191a;
  font-size: 1.7rem;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover, .cookie-modal .cookie-modal-close:focus {
  color: #204060;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}
.cookie-modal .cookie-modal-actions button {
  background: var(--color-cookie-btn-bg);
  color: var(--color-cookie-btn-text);
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-modal .cookie-modal-actions button:hover, .cookie-modal .cookie-modal-actions button:focus {
  background: var(--color-cookie-btn-bg-hover);
  color: var(--color-cookie-btn-text-hover);
  box-shadow: var(--shadow-strong);
}

/* =========================
   Miscellaneous
   ========================= */
address {
  font-style: normal;
  color: var(--color-secondary);
  margin-bottom: 1em;
}
.map-embed {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 18px 14px;
  margin-top: 12px;
  box-shadow: var(--shadow);
}

.gallery-slider, .lightbox-viewer, .event-summaries {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 18px 14px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.category-filter ul {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-left: 0;
  list-style: none;
  margin-bottom: 18px;
}
.category-filter li {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 8px 18px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-primary);
  box-shadow: var(--shadow);
}

.faq-accordion > div {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 16px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: var(--shadow-strong);
  transform: translateY(-2px) scale(1.01);
}

/* =========================
   Responsive Design
   ========================= */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  .main-nav {
    gap: 16px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 98vw;
  }
  .feature-grid > div, .highlighted-items > div, .image-grid > div, .category-thumbnails > div, .event-cards > div, .team-section > div {
    min-width: 180px;
    flex: 1 1 180px;
  }
}
@media (max-width: 768px) {
  :root {
    --gap-section: 36px;
    --gap-card: 16px;
    --gap-content: 12px;
    --header-height: 60px;
  }
  header .container {
    flex-direction: row;
    gap: 10px;
    height: var(--header-height);
  }
  .main-nav {
    display: none;
  }
  .cta-btn {
    margin-left: 0;
    padding: 10px 18px;
    font-size: 1rem;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .hero {
    padding: 36px 0 24px 0;
  }
  .feature-grid, .highlighted-items, .image-grid, .category-thumbnails, .event-cards, .team-section {
    flex-direction: column;
    gap: 16px;
  }
  .feature-grid > div, .highlighted-items > div, .image-grid > div, .category-thumbnails > div, .event-cards > div, .team-section > div {
    min-width: 0;
    width: 100%;
    flex: 1 1 100%;
  }
  .content-grid {
    flex-direction: column;
    gap: 14px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px;
  }
  .footer-nav {
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
  }
  .cookie-modal {
    min-width: 0;
    width: 98vw;
    padding: 24px 10px 18px 10px;
  }
}
@media (max-width: 480px) {
  h1 { font-size: 1.7rem; }
  h2 { font-size: 1.2rem; }
  .hero h1 { font-size: 2rem; }
  .container { padding-left: 8px; padding-right: 8px; }
  .section { padding: 24px 8px; }
  .cookie-banner { padding: 16px 8px; }
}

/* =========================
   Utility Classes
   ========================= */
.hide { display: none !important; }

/* =========================
   Visual Hierarchy & Effects
   ========================= */
.card, .feature-grid > div, .highlighted-items > div, .image-grid > div, .category-thumbnails > div, .event-cards > div, .team-section > div, .faq-accordion > div {
  border: 1px solid var(--color-border);
}

/* =========================
   Micro-interactions
   ========================= */
.card, .feature-grid > div, .highlighted-items > div, .image-grid > div, .category-thumbnails > div, .event-cards > div, .team-section > div, .faq-accordion > div, .cta-btn, .cookie-banner button, .cookie-modal .cookie-modal-actions button {
  transition: box-shadow var(--transition), background var(--transition), color var(--transition), transform var(--transition);
}

/* =========================
   Accessibility
   ========================= */
:focus {
  outline: 2px solid var(--color-link-hover);
  outline-offset: 2px;
}

/* =========================
   End of CSS
   ========================= */