/* BerlinQuartierFinder – Scandinavian Clean Style CSS */

/* =====================
   1. CSS Variables
   ===================== */
:root {
  --color-primary: #22406D;
  --color-secondary: #6DA34D;
  --color-accent: #F6F6F6;
  --color-bg: #FAFAFA;
  --color-white: #fff;
  --color-black: #222;
  --color-grey: #E5E5E5;
  --color-grey-dark: #B0B0B0;
  --color-shadow: rgba(34, 64, 109, 0.06);
  --color-shadow-strong: rgba(34, 64, 109, 0.12);
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  --radius: 12px;
  --transition: 0.2s cubic-bezier(.4,0,.2,1);
  --header-height: 72px;
  --z-mobile-menu: 1000;
  --z-cookie-banner: 2000;
}

/* =====================
   2. Reset & Base
   ===================== */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-black);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
}

/* =====================
   3. Typography
   ===================== */
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;
  line-height: 1.15;
}
h2 {
  font-size: 1.6rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.2rem;
  line-height: 1.3;
}
h4, h5, h6 {
  font-size: 1rem;
  line-height: 1.3;
}
p {
  margin-top: 0;
  margin-bottom: 1.1em;
  color: var(--color-black);
}
strong {
  font-weight: 600;
}
ul, ol {
  margin: 0 0 1.1em 1.2em;
  padding: 0;
  color: var(--color-black);
}
li {
  margin-bottom: 0.4em;
}

/* =====================
   4. Layout Containers
   ===================== */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
}
@media (max-width: 768px) {
  .section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
}

.content-wrapper {
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
}
@media (max-width: 900px) {
  .content-wrapper {
    gap: 16px;
  }
}
@media (max-width: 768px) {
  .content-wrapper {
    flex-direction: column;
    gap: 20px;
  }
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 20px;
  position: relative;
  padding: 24px 20px;
  min-width: 260px;
  flex: 1 1 280px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 6px 24px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.015);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
@media (max-width: 768px) {
  .content-grid {
    flex-direction: column;
    gap: 16px;
  }
}

.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .text-image-section {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
  }
}

.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 1px 6px var(--color-shadow);
  margin-bottom: 20px;
  color: var(--color-black);
  font-style: italic;
  transition: box-shadow var(--transition), background var(--transition);
}
.testimonial-card strong {
  font-style: normal;
  color: var(--color-primary);
  margin-left: 12px;
  font-weight: 600;
}
.testimonial-card:hover {
  background: #e9f3e2;
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  background: var(--color-accent);
  border-radius: var(--radius);
  padding: 18px 16px;
  margin-bottom: 20px;
  box-shadow: 0 1px 6px var(--color-shadow);
}

/* =====================
   5. Header & Navigation
   ===================== */
header {
  background: var(--color-white);
  box-shadow: 0 2px 8px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 10;
}
nav {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 0 20px;
  height: var(--header-height);
}
nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-primary);
  padding: 8px 12px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}
nav a.button.primary {
  background: var(--color-secondary);
  color: var(--color-white);
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 24px;
  margin-left: 12px;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), box-shadow var(--transition);
}
nav a.button.primary:hover, nav a.button.primary:focus {
  background: #4e7c2e;
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}
nav a:hover, nav a:focus {
  background: var(--color-accent);
  color: var(--color-secondary);
}
nav img {
  height: 38px;
  width: auto;
  margin-right: 18px;
  display: block;
}

/* Hide nav on mobile, show burger */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: auto;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background var(--transition);
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--color-accent);
}

@media (max-width: 900px) {
  nav {
    gap: 14px;
    padding: 0 10px;
  }
  nav img {
    margin-right: 8px;
    height: 32px;
  }
}
@media (max-width: 768px) {
  nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
    position: absolute;
    right: 18px;
    top: 16px;
    z-index: var(--z-mobile-menu);
  }
}

/* =====================
   6. Mobile Menu Overlay
   ===================== */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(34, 64, 109, 0.96);
  z-index: var(--z-mobile-menu);
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 0;
  transition: transform 0.35s cubic-bezier(.4,0,.2,1), opacity 0.25s;
  transform: translateX(100%);
  opacity: 0;
}
.mobile-menu.open {
  display: flex;
  transform: translateX(0);
  opacity: 1;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.2rem;
  position: absolute;
  top: 22px;
  right: 24px;
  cursor: pointer;
  z-index: 2;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  background: rgba(255,255,255,0.08);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 90px;
  width: 100%;
  align-items: flex-start;
  padding-left: 36px;
}
.mobile-nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  padding: 10px 0;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
  width: 100%;
  display: block;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: rgba(255,255,255,0.12);
  color: var(--color-secondary);
}

@media (min-width: 769px) {
  .mobile-menu {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: none !important;
  }
}

/* =====================
   7. Buttons
   ===================== */
.button, .button.primary {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: 24px;
  padding: 10px 22px;
  background: var(--color-secondary);
  color: var(--color-white);
  cursor: pointer;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  text-align: center;
  outline: none;
}
.button.primary:hover, .button.primary:focus, .button:hover, .button:focus {
  background: #4e7c2e;
  box-shadow: 0 4px 16px var(--color-shadow-strong);
  transform: translateY(-1px) scale(1.03);
}
.button.secondary {
  background: var(--color-primary);
  color: var(--color-white);
}
.button.secondary:hover, .button.secondary:focus {
  background: #163053;
}

/* =====================
   8. Footer
   ===================== */
footer {
  background: var(--color-accent);
  padding: 36px 0 18px 0;
  border-top: 1px solid var(--color-grey);
  margin-top: 60px;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding: 0 20px 12px 20px;
  justify-content: flex-start;
}
footer nav a {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  background: var(--color-white);
  color: var(--color-secondary);
}
footer div {
  padding: 0 20px;
  color: var(--color-grey-dark);
  font-size: 0.98rem;
}
footer p {
  margin: 0 0 8px 0;
  color: var(--color-grey-dark);
}

@media (max-width: 768px) {
  footer nav {
    gap: 10px;
    padding: 0 8px 8px 8px;
  }
  footer div {
    padding: 0 8px;
  }
}

/* =====================
   9. Cookie Consent Banner
   ===================== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: var(--z-cookie-banner);
  background: var(--color-white);
  box-shadow: 0 -2px 16px var(--color-shadow-strong);
  padding: 24px 20px 20px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  transition: transform 0.4s var(--transition), opacity 0.3s;
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}
.cookie-banner.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.cookie-banner p {
  color: var(--color-black);
  margin: 0 0 8px 0;
  text-align: center;
}
.cookie-banner .cookie-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 20px;
  padding: 8px 20px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  margin: 0;
}
.cookie-banner .accept {
  background: var(--color-secondary);
  color: var(--color-white);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: #4e7c2e;
}
.cookie-banner .reject {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: #e0e0e0;
}
.cookie-banner .settings {
  background: var(--color-primary);
  color: var(--color-white);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: #163053;
}

/* Cookie Modal */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(34, 64, 109, 0.45);
  z-index: calc(var(--z-cookie-banner) + 1);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.cookie-modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 6px 32px var(--color-shadow-strong);
  padding: 32px 24px 24px 24px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  animation: cookieModalIn 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { transform: translateY(60px) scale(0.98); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--color-primary);
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-accent);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 8px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-black);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-secondary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category.essential label {
  color: var(--color-grey-dark);
  font-style: italic;
}
.cookie-modal .cookie-category.essential input[type="checkbox"] {
  display: none;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  gap: 14px;
  justify-content: flex-end;
  margin-top: 12px;
}
.cookie-modal .close-modal {
  position: absolute;
  top: 14px;
  right: 18px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-grey-dark);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover, .cookie-modal .close-modal:focus {
  color: var(--color-primary);
}

/* =====================
   10. Responsive Utilities
   ===================== */
@media (max-width: 1100px) {
  .container {
    max-width: 98vw;
  }
}
@media (max-width: 600px) {
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.15rem;
  }
  .card {
    padding: 16px 8px;
    min-width: 180px;
  }
  .cookie-modal {
    padding: 18px 6px 12px 6px;
  }
}

/* =====================
   11. Micro-interactions
   ===================== */
.card, .testimonial-card, .feature-item, .button, .cookie-banner, .cookie-modal {
  transition: box-shadow var(--transition), background var(--transition), transform var(--transition), color var(--transition);
}

/* =====================
   12. Miscellaneous
   ===================== */
::-webkit-scrollbar {
  width: 8px;
  background: var(--color-accent);
}
::-webkit-scrollbar-thumb {
  background: var(--color-grey);
  border-radius: 8px;
}

/* =====================
   13. Accessibility
   ===================== */
:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* =====================
   14. Utility Classes
   ===================== */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-2 { margin-top: 2px !important; }
.mb-2 { margin-bottom: 2px !important; }
.mt-4 { margin-top: 4px !important; }
.mb-4 { margin-bottom: 4px !important; }

/* =====================
   15. Scandinavian Clean Details
   ===================== */
.section, .card, .testimonial-card, .feature-item {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
}

/* =====================
   16. Prevent Overlapping
   ===================== */
.section, .card, .testimonial-card, .feature-item {
  margin-bottom: 20px;
}

/* =====================
   17. Print Styles
   ===================== */
@media print {
  header, footer, .cookie-banner, .mobile-menu { display: none !important; }
  body { background: #fff; color: #000; }
}