/* --- Scandinavian Clean Design for SolarKraftwerk Deutschland --- */

/* Font Imports */
@import url('https://fonts.googleapis.com/css?family=Montserrat:700,600,500,400&display=swap');
@import url('https://fonts.googleapis.com/css?family=Roboto:400,500,700&display=swap');

:root {
  --color-primary: #175d3b;
  --color-secondary: #f9c846;
  --color-accent: #ffffff;
  --color-bg: #f7f8f6;
  --color-bg-alt: #e9ece7;
  --color-grey: #e0e3dd;
  --color-text: #1a2b22;
  --color-text-light: #4d5c53;
  --color-border: #dbe2db;
  --color-shadow: rgba(23, 93, 59, 0.06);
  --radius: 12px;
  --transition: 0.2s cubic-bezier(.4,0,.2,1);
  --shadow: 0 2px 12px var(--color-shadow);
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body: 'Roboto', Arial, sans-serif;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  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);
  min-height: 100vh;
  line-height: 1.6;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.2rem;
  margin-bottom: 18px;
}
h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}
h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}
h4, h5, h6 {
  font-size: 1rem;
  margin-bottom: 10px;
}
p, ul, ol {
  margin-top: 0;
  margin-bottom: 16px;
  color: var(--color-text-light);
  font-size: 1rem;
}
ul, ol {
  padding-left: 22px;
}
strong {
  color: var(--color-primary);
  font-weight: 600;
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
  text-decoration: underline;
}

/* --- Header & Navigation --- */
header {
  background: var(--color-accent);
  box-shadow: 0 2px 8px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  min-height: 72px;
}
header img {
  height: 48px;
  width: auto;
  margin-right: 24px;
}
header nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
}
header nav a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-primary);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
}
.cta-btn {
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-left: 24px;
  text-align: center;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 4px 16px var(--color-shadow);
}

/* --- Mobile Navigation --- */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--color-primary);
  cursor: pointer;
  margin-left: 16px;
  z-index: 120;
  transition: color var(--transition);
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(247, 248, 246, 0.98);
  box-shadow: 0 4px 32px var(--color-shadow);
  z-index: 200;
  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;
  font-size: 2rem;
  color: var(--color-primary);
  align-self: flex-end;
  margin-bottom: 24px;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
  width: 100%;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-primary);
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition), background var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  background: var(--color-grey);
  border-radius: var(--radius);
  padding-left: 8px;
}

/* --- Main Layout & Sections --- */
main {
  width: 100%;
  padding-top: 0;
}
section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}
section:nth-child(even) {
  background: var(--color-bg-alt);
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

/* --- Feature Grid & Cards --- */
.feature-grid, .service-list, .gallery, .team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 20px;
  margin-bottom: 20px;
}
.feature-grid > div, .service-list > div, .gallery > div, .team-grid > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 24px 20px;
  flex: 1 1 220px;
  min-width: 220px;
  max-width: 320px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover, .service-list > div:hover, .gallery > div:hover, .team-grid > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-4px) scale(1.02);
}

/* --- Text-Image Section --- */
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.text-image-section > div {
  flex: 1 1 320px;
  min-width: 220px;
  max-width: 600px;
}
.text-image-section img {
  max-width: 340px;
  min-width: 180px;
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
}

/* --- Testimonial Card --- */
.testimonial-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 20px;
  color: var(--color-text);
  font-style: italic;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card strong {
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
  margin-left: 12px;
}
.testimonial-card:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}

/* --- FAQ Accordion --- */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.faq-accordion > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 18px 20px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}

/* --- Card Container & Content Grid --- */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

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

/* --- Service List (ul/ol) --- */
ul.service-list, ol.service-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 20px 0 20px 0;
}
ul.service-list li, ol.service-list li {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 16px 20px;
  min-width: 180px;
  margin-bottom: 20px;
  font-weight: 500;
  color: var(--color-primary);
}

/* --- Gallery --- */
.gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 20px;
  margin-bottom: 20px;
}
.gallery > div {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 2px 8px var(--color-shadow);
  padding: 16px 12px 12px 12px;
  min-width: 220px;
  max-width: 320px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.gallery > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-4px) scale(1.02);
}
.gallery img {
  border-radius: var(--radius);
  margin-bottom: 10px;
}

/* --- Footer --- */
footer {
  background: var(--color-bg-alt);
  padding: 32px 0 16px 0;
  border-top: 1px solid var(--color-border);
  margin-top: 60px;
}
footer .container {
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}
footer nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-bottom: 10px;
}
footer nav a {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-secondary);
}
footer p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin: 0 0 6px 0;
}

/* --- Cookie Consent Banner --- */
.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-accent);
  box-shadow: 0 -2px 16px var(--color-shadow);
  border-top: 1px solid var(--color-border);
  z-index: 300;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  animation: slideUp 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner p {
  color: var(--color-text-light);
  margin: 0;
  text-align: center;
}
.cookie-banner .cookie-btns {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 6px;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-banner .accept {
  background: var(--color-primary);
  color: var(--color-accent);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .reject {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .settings {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* --- Cookie Modal --- */
.cookie-modal-overlay {
  position: fixed;
  z-index: 400;
  left: 0; top: 0; right: 0; bottom: 0;
  background: rgba(23, 93, 59, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal {
  background: var(--color-accent);
  border-radius: var(--radius);
  box-shadow: 0 4px 32px var(--color-shadow);
  padding: 32px 24px 24px 24px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: modalPop 0.3s cubic-bezier(.4,0,.2,1);
}
@keyframes modalPop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.cookie-modal h2 {
  margin-bottom: 8px;
  font-size: 1.2rem;
  color: var(--color-primary);
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.cookie-modal .cookie-category label {
  font-size: 1rem;
  color: var(--color-text);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 20px;
  height: 20px;
}
.cookie-modal .cookie-category .always-on {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  margin-left: 8px;
}
.cookie-modal .cookie-modal-btns {
  display: flex;
  flex-direction: row;
  gap: 14px;
  margin-top: 10px;
}
.cookie-modal button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-modal .save {
  background: var(--color-primary);
  color: var(--color-accent);
}
.cookie-modal .save:hover, .cookie-modal .save:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-modal .cancel {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-modal .cancel:hover, .cookie-modal .cancel:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .container {
    max-width: 960px;
  }
  .feature-grid > div, .service-list > div, .gallery > div, .team-grid > div {
    max-width: 48%;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 760px;
  }
  .feature-grid > div, .service-list > div, .gallery > div, .team-grid > div {
    max-width: 100%;
    min-width: 180px;
  }
  .feature-grid, .service-list, .gallery, .team-grid {
    gap: 18px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  header .container {
    flex-direction: row;
    gap: 0;
    min-height: 60px;
  }
  header nav {
    display: none;
  }
  .cta-btn {
    margin-left: 0;
    padding: 10px 18px;
    font-size: 0.98rem;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .content-wrapper, .feature-grid, .service-list, .gallery, .team-grid {
    flex-direction: column;
    gap: 18px;
  }
  .feature-grid > div, .service-list > div, .gallery > div, .team-grid > div {
    max-width: 100%;
    min-width: 140px;
    padding: 18px 12px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .text-image-section img {
    max-width: 100%;
    min-width: 120px;
  }
  section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px 10px;
  }
  .cookie-modal {
    padding: 18px 8px 16px 8px;
    max-width: 98vw;
  }
  footer .container {
    padding: 0 8px;
    gap: 10px;
  }
  footer nav {
    flex-direction: column;
    gap: 10px;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  header img {
    height: 36px;
  }
  .cta-btn {
    padding: 8px 10px;
    font-size: 0.95rem;
  }
  .cookie-banner {
    padding: 16px 6px;
    gap: 10px;
  }
  .cookie-banner .cookie-btns {
    flex-direction: column;
    gap: 8px;
  }
}

/* --- Utility Classes --- */
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-20 { margin-top: 20px !important; }
.mb-20 { margin-bottom: 20px !important; }

/* --- Hide visually but keep accessible --- */
.visually-hidden {
  position: absolute !important;
  height: 1px; width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

/* --- Remove number input arrows for cleaner look --- */
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type=number] {
  -moz-appearance: textfield;
}

/* --- Form Elements (if any) --- */
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: var(--color-accent);
  color: var(--color-text);
  margin-bottom: 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus, select:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px var(--color-secondary);
}
button:focus {
  outline: 2px solid var(--color-secondary);
}

/* --- Micro-interactions --- */
.card, .feature-grid > div, .service-list > div, .gallery > div, .team-grid > div, .testimonial-card, .faq-accordion > div {
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover, .feature-grid > div:hover, .service-list > div:hover, .gallery > div:hover, .team-grid > div:hover, .testimonial-card:hover, .faq-accordion > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}

/* --- End of CSS --- */