/* BauKultur Deutschland – Vibrant Energetic CSS Theme */

/* === FONT IMPORTS === */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Open+Sans:wght@400;600&display=swap');

:root {
  --color-primary: #23374D;
  --color-secondary: #FFFFFF;
  --color-bg: #F7F8FA;
  --color-accent: #B38D11;
  --color-accent-bright: #FFD600;
  --color-accent-dark: #8A6C0A;
  --color-electric-blue: #00CFFF;
  --color-electric-pink: #FF2D7A;
  --color-electric-green: #00FFB2;
  --color-electric-purple: #7C3AED;
  --color-electric-orange: #FF7A00;
  --color-grey: #D9D9D6;
  --color-dark: #1A2233;
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body: 'Open Sans', Arial, sans-serif;
  --shadow-card: 0 6px 32px 0 rgba(35,55,77,0.12), 0 1.5px 6px 0 rgba(179,141,17,0.08);
  --shadow-hover: 0 8px 40px 0 rgba(255,45,122,0.18), 0 2px 8px 0 rgba(0,207,255,0.10);
  --transition: 0.25s cubic-bezier(.77,0,.18,1);
  --radius: 18px;
  --radius-btn: 32px;
  --gap-section: 60px;
  --gap-card: 24px;
  --gap-feature: 20px;
  --gap-testimonial: 20px;
  --gap-text-image: 30px;
  --gap-footer: 32px;
}

html {
  box-sizing: border-box;
  font-size: 18px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  background: var(--color-bg);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 400;
  margin: 0;
  min-height: 100vh;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* === LAYOUT CONTAINERS === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* === HEADER === */
header {
  background: linear-gradient(90deg, var(--color-primary) 60%, var(--color-electric-blue) 100%);
  color: var(--color-secondary);
  box-shadow: 0 2px 16px 0 rgba(35,55,77,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 80px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}

.main-nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  align-items: center;
}
.main-nav a {
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1rem;
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  transition: color var(--transition);
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--color-accent-bright);
}

.cta-button {
  background: linear-gradient(90deg, var(--color-accent) 60%, var(--color-electric-pink) 100%);
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  border: none;
  border-radius: var(--radius-btn);
  padding: 12px 32px;
  margin-left: 16px;
  box-shadow: 0 2px 12px 0 rgba(255,45,122,0.10);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  z-index: 1;
}
.cta-button:hover, .cta-button:focus {
  background: linear-gradient(90deg, var(--color-electric-pink) 40%, var(--color-accent-bright) 100%);
  color: var(--color-primary);
  box-shadow: 0 4px 24px 0 rgba(255,45,122,0.18);
  transform: translateY(-2px) scale(1.04);
}

/* === MOBILE MENU === */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-accent-bright);
  font-size: 2.2rem;
  cursor: pointer;
  margin-left: 16px;
  transition: color var(--transition), transform var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-accent-bright);
}

.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(120deg, var(--color-primary) 70%, var(--color-electric-pink) 100%);
  color: var(--color-secondary);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 40px 24px 24px 24px;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.77,0,.18,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-accent-bright);
  font-size: 2.2rem;
  align-self: flex-end;
  margin-bottom: 24px;
  cursor: pointer;
  transition: color var(--transition), transform var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--color-accent-bright);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
}
.mobile-nav a {
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--transition), background var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-accent-bright);
  background: rgba(255,255,255,0.06);
}

/* === MAIN & SECTIONS === */
main {
  width: 100%;
  margin: 0 auto;
  padding-bottom: 80px;
}
section {
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  background: var(--color-secondary);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
section:nth-child(even) {
  background: linear-gradient(90deg, var(--color-electric-blue) 0%, var(--color-secondary) 100%);
  box-shadow: 0 8px 32px 0 rgba(0,207,255,0.08);
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--color-primary);
  margin: 0 0 12px 0;
  letter-spacing: 0.03em;
}
h1 {
  font-size: 2.4rem;
  line-height: 1.1;
  color: var(--color-electric-pink);
  text-shadow: 0 2px 12px rgba(255,45,122,0.10);
}
h2 {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 8px;
}
h3 {
  font-size: 1.3rem;
  color: var(--color-electric-blue);
}
h4, h5, h6 {
  font-size: 1.1rem;
}
p, ul, ol, li, table, th, td {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-primary);
}
p {
  margin: 0 0 12px 0;
}
strong {
  font-weight: 700;
  color: var(--color-accent-dark);
}

/* === BUTTONS === */
button, .cta-button, .cookie-btn {
  font-family: var(--font-display);
  font-weight: 800;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
}
button:focus, .cta-button:focus, .cookie-btn:focus {
  outline: 2px solid var(--color-accent-bright);
}

/* === FEATURE GRID === */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-feature);
  margin-top: 12px;
}
.feature-grid > div {
  background: linear-gradient(120deg, var(--color-electric-green) 0%, var(--color-grey) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 24px 20px;
  flex: 1 1 260px;
  min-width: 220px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.feature-grid > div:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px) scale(1.03);
  z-index: 2;
}

/* === GALLERY SLIDER === */
.gallery-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 12px;
  justify-content: flex-start;
}
.gallery-slider > div {
  background: linear-gradient(120deg, var(--color-electric-blue) 0%, var(--color-secondary) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 16px 12px 12px 12px;
  flex: 1 1 220px;
  min-width: 180px;
  max-width: 260px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.gallery-slider > div:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px) scale(1.04);
  z-index: 2;
}
.gallery-slider img {
  width: 100%;
  max-width: 220px;
  border-radius: 12px;
  box-shadow: 0 2px 12px 0 rgba(35,55,77,0.10);
  margin-bottom: 8px;
  object-fit: cover;
}
.gallery-slider p {
  font-size: 0.98rem;
  color: var(--color-primary);
  text-align: center;
  margin: 0;
}

/* Side-by-side images in gallery */
.side-by-side {
  display: flex;
  flex-direction: row;
  gap: 12px;
  align-items: center;
  justify-content: center;
}
.side-by-side img {
  width: 48%;
  max-width: 120px;
  border-radius: 10px;
}
.side-by-side p {
  flex-basis: 100%;
  font-size: 0.95rem;
  margin-top: 8px;
}

/* === TESTIMONIALS === */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: var(--gap-testimonial);
  padding: 20px;
  background: linear-gradient(90deg, var(--color-secondary) 80%, var(--color-electric-green) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  color: var(--color-dark);
  font-size: 1.05rem;
  font-family: var(--font-body);
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-dark);
  font-style: italic;
  margin: 0;
}
.testimonial-card span {
  color: var(--color-accent-dark);
  font-weight: 700;
  font-size: 0.98rem;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-hover);
  transform: scale(1.02);
}

/* === TEXT-IMAGE SECTION === */
.text-image-section {
  display: flex;
  align-items: center;
  gap: var(--gap-text-image);
  flex-wrap: wrap;
}
.text-image-section > div {
  flex: 1 1 320px;
  min-width: 220px;
}
.text-image-section img {
  width: 320px;
  max-width: 100%;
  border-radius: 12px;
  box-shadow: 0 2px 12px 0 rgba(35,55,77,0.10);
}

/* === TABLES === */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 0 0;
  background: var(--color-secondary);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
th, td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-grey);
}
th {
  background: linear-gradient(90deg, var(--color-accent) 60%, var(--color-electric-blue) 100%);
  color: var(--color-secondary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
}
tr:last-child td {
  border-bottom: none;
}

/* === FOOTER === */
footer {
  background: linear-gradient(90deg, var(--color-primary) 60%, var(--color-electric-blue) 100%);
  color: var(--color-secondary);
  padding: 40px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--gap-footer);
  align-items: flex-start;
  justify-content: space-between;
}
.footer-menu, .footer-contact, .footer-social {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-menu a, .footer-social a {
  color: var(--color-accent-bright);
  font-family: var(--font-display);
  font-weight: 700;
  text-decoration: none;
  font-size: 1rem;
  transition: color var(--transition);
}
.footer-menu a:hover, .footer-social a:hover {
  color: var(--color-electric-pink);
}
.footer-contact p {
  color: var(--color-secondary);
  font-size: 0.98rem;
  margin: 0;
}
.footer-social {
  flex-direction: row;
  gap: 16px;
  align-items: center;
}

/* === COOKIE CONSENT BANNER === */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, var(--color-electric-pink) 0%, var(--color-accent) 100%);
  color: var(--color-secondary);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  z-index: 300;
  box-shadow: 0 -2px 24px 0 rgba(35,55,77,0.12);
  gap: 24px;
  animation: cookieBannerIn 0.7s cubic-bezier(.77,0,.18,1);
}
@keyframes cookieBannerIn {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner p {
  margin: 0;
  font-size: 1rem;
  color: var(--color-secondary);
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-btn {
  padding: 10px 28px;
  font-size: 1rem;
  border-radius: var(--radius-btn);
  font-weight: 800;
  margin: 0;
  background: var(--color-secondary);
  color: var(--color-accent-dark);
  box-shadow: 0 2px 8px 0 rgba(35,55,77,0.10);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-btn.accept {
  background: linear-gradient(90deg, var(--color-accent) 60%, var(--color-electric-green) 100%);
  color: var(--color-secondary);
}
.cookie-btn.reject {
  background: linear-gradient(90deg, var(--color-electric-pink) 60%, var(--color-electric-orange) 100%);
  color: var(--color-secondary);
}
.cookie-btn.settings {
  background: var(--color-secondary);
  color: var(--color-accent-dark);
  border: 2px solid var(--color-accent);
}
.cookie-btn:hover, .cookie-btn:focus {
  box-shadow: 0 4px 16px 0 rgba(255,45,122,0.18);
  transform: translateY(-2px) scale(1.04);
}

/* === COOKIE MODAL === */
.cookie-modal-overlay {
  position: fixed;
  left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(35,55,77,0.70);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: cookieModalIn 0.4s cubic-bezier(.77,0,.18,1);
}
@keyframes cookieModalIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px 0 rgba(35,55,77,0.18);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  animation: cookieModalPop 0.5s cubic-bezier(.77,0,.18,1);
}
@keyframes cookieModalPop {
  from { transform: scale(0.85); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  color: var(--color-accent);
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.cookie-modal .cookie-categories {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 1rem;
}
.cookie-category label {
  font-weight: 700;
  color: var(--color-primary);
}
.cookie-category input[type="checkbox"] {
  accent-color: var(--color-accent);
  width: 22px;
  height: 22px;
}
.cookie-category.essential label {
  color: var(--color-accent-dark);
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal .cookie-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  border: none;
  color: var(--color-accent-dark);
  font-size: 1.6rem;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .cookie-modal-close:hover {
  color: var(--color-electric-pink);
}

/* === CARD CONTAINER === */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: linear-gradient(120deg, var(--color-electric-purple) 0%, var(--color-secondary) 100%);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px) scale(1.03);
  z-index: 2;
}

/* === FLEXBOX LAYOUTS === */
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.card-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* === SPACING & ALIGNMENT === */
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
  .container {
    max-width: 960px;
  }
  .feature-grid > div, .gallery-slider > div {
    min-width: 180px;
    max-width: 48%;
  }
  .footer-menu, .footer-contact, .footer-social {
    font-size: 0.98rem;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  header .container {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 64px;
  }
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .cta-button {
    padding: 10px 20px;
    font-size: 1rem;
    margin-left: 8px;
  }
  .feature-grid, .gallery-slider, .card-container, .content-grid {
    flex-direction: column;
    gap: 20px;
  }
  .feature-grid > div, .gallery-slider > div {
    max-width: 100%;
    min-width: 0;
  }
  .side-by-side {
    flex-direction: column;
    gap: 8px;
  }
  .side-by-side img {
    width: 100%;
    max-width: 220px;
  }
  .footer-menu, .footer-contact, .footer-social {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
  .footer-social {
    flex-direction: row;
    gap: 12px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 18px 12px;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    gap: 10px;
  }
  .cookie-modal {
    padding: 24px 10px 18px 10px;
    min-width: 0;
    width: 95vw;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 15px;
  }
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.2rem;
  }
  .cta-button, .cookie-btn {
    font-size: 0.98rem;
    padding: 8px 16px;
  }
  .gallery-slider img {
    max-width: 100px;
  }
}

/* === MICRO-INTERACTIONS === */
a, button, .cta-button, .cookie-btn {
  transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}
a:focus, button:focus, .cta-button:focus, .cookie-btn:focus {
  outline: 2px solid var(--color-accent-bright);
  outline-offset: 2px;
}

/* === UTILITY CLASSES === */
.hide {
  display: none !important;
}

/* === END === */