/* ===============================
   DigiBayreuth Soft Pastel CSS
   =============================== */

/* ====== CSS Variables ====== */
:root {
  /* Brand Colors */
  --primary: #143554;
  --secondary: #E8EAF6;
  --accent: #FDCB2A;
  /* Soft Pastel Palette */
  --pastel-blue: #b3c7f7;
  --pastel-pink: #f7c7db;
  --pastel-mint: #c7f7e2;
  --pastel-yellow: #fff6c7;
  --pastel-lavender: #e6e6fa;
  --pastel-peach: #ffe5d9;
  --white: #fff;
  --black: #222;
  /* Gradients */
  --hero-gradient: linear-gradient(120deg, #e6e6fa 0%, #b3c7f7 100%);
  --card-gradient: linear-gradient(120deg, #fff6c7 0%, #c7f7e2 100%);
  --cta-gradient: linear-gradient(90deg, #f7c7db 0%, #b3c7f7 100%);
  /* Shadows */
  --shadow-soft: 0 4px 24px 0 rgba(20, 53, 84, 0.07);
  --shadow-card: 0 2px 12px 0 rgba(20, 53, 84, 0.10);
  /* Border Radius */
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  /* Spacing */
  --space-section: 60px;
  --space-section-pad: 40px 20px;
  --space-gap: 24px;
  --space-card: 20px;
  --space-feature: 15px;
  /* Font */
  --font-display: 'Montserrat', Arial, Helvetica, sans-serif;
  --font-body: 'Roboto', Arial, Helvetica, sans-serif;
  /* Transition */
  --transition: 0.25s cubic-bezier(.4,0,.2,1);
}

/* ====== Reset & Base ====== */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *::before, *::after {
  box-sizing: inherit;
}
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--primary);
  background: var(--secondary);
  min-height: 100vh;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-md);
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--accent);
}

/* ====== Typography ====== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-top: 0;
  color: var(--primary);
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.3rem;
  margin-bottom: 0.7em;
}
h2 {
  font-size: 1.7rem;
  margin-bottom: 0.6em;
}
h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5em;
}
p, ul, ol {
  margin-top: 0;
  margin-bottom: 1.2em;
  font-size: 1rem;
}
ul, ol {
  padding-left: 1.2em;
}
strong {
  font-weight: 600;
}

/* ====== Layout Containers ====== */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 18px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ====== Section Spacing ====== */
section, .section {
  margin-bottom: var(--space-section);
  padding: var(--space-section-pad);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

@media (max-width: 768px) {
  section, .section {
    padding: 28px 8px;
    margin-bottom: 36px;
    border-radius: var(--radius-md);
  }
}

/* ====== Header & Navigation ====== */
header {
  background: var(--pastel-blue);
  box-shadow: 0 2px 12px 0 rgba(20,53,84,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
}
header nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
header nav a {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  background: var(--pastel-mint);
  color: var(--primary);
}
.cta-btn {
  background: var(--cta-gradient);
  color: var(--primary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  padding: 10px 28px;
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  margin-left: 12px;
  outline: none;
  text-align: center;
  display: inline-block;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, #b3c7f7 0%, #f7c7db 100%);
  box-shadow: 0 6px 24px 0 rgba(20,53,84,0.13);
  transform: translateY(-2px) scale(1.03);
}

/* ====== Mobile Navigation ====== */
.mobile-menu-toggle {
  display: none;
  background: var(--pastel-pink);
  border: none;
  font-size: 2rem;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--primary);
  transition: background var(--transition), color var(--transition);
  z-index: 120;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--pastel-mint);
  color: var(--accent);
}
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(236, 239, 255, 0.98);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 0;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  box-shadow: 0 0 0 0 transparent;
}
.mobile-menu.open {
  transform: translateX(0);
  box-shadow: 0 0 32px 0 rgba(20,53,84,0.10);
}
.mobile-menu-close {
  background: var(--pastel-pink);
  border: none;
  font-size: 2.2rem;
  color: var(--primary);
  align-self: flex-end;
  margin: 18px 22px 0 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  background: var(--pastel-mint);
  color: var(--accent);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 22px;
  width: 100%;
  margin-top: 40px;
  align-items: flex-start;
  padding-left: 32px;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--primary);
  padding: 10px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
  width: 100%;
  display: block;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--pastel-mint);
  color: var(--accent);
}

@media (max-width: 1024px) {
  header nav {
    display: none;
  }
  .cta-btn {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
}
@media (min-width: 1025px) {
  .mobile-menu {
    display: none !important;
  }
}

/* ====== Hero Section ====== */
.hero {
  background: var(--hero-gradient);
  box-shadow: var(--shadow-soft);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-section);
  padding: 60px 20px 60px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 340px;
}
.hero .content-wrapper {
  align-items: flex-start;
  gap: 18px;
}
.hero h1 {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 0.5em;
  text-shadow: 0 2px 8px #fff6c7;
}
.hero p {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 1.2em;
}

@media (max-width: 768px) {
  .hero {
    padding: 36px 8px 36px 8px;
    min-height: 180px;
    border-radius: var(--radius-md);
  }
  .hero h1 {
    font-size: 1.5rem;
  }
}

/* ====== Features & Cards ====== */
.features .feature-grid,
.service-grid,
.project-gallery,
.blog-post-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 18px;
  margin-bottom: 10px;
}
.features .feature-grid > div,
.service-grid > div,
.project-gallery > div,
.blog-post-grid > div {
  background: var(--card-gradient);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 28px 22px;
  flex: 1 1 260px;
  min-width: 220px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.features .feature-grid > div:hover,
.service-grid > div:hover,
.project-gallery > div:hover,
.blog-post-grid > div:hover {
  box-shadow: 0 8px 32px 0 rgba(20,53,84,0.13);
  transform: translateY(-4px) scale(1.02);
}
.features .feature-grid h3,
.service-grid h2,
.project-gallery h2,
.blog-post-grid h3 {
  margin-bottom: 0.3em;
  color: var(--primary);
}
.features .feature-grid p,
.service-grid p,
.project-gallery p,
.blog-post-grid p {
  color: var(--primary);
  font-size: 1rem;
}

/* ====== About Preview & Team Section ====== */
.about-preview {
  background: var(--pastel-mint);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.text-image-section > img {
  flex: 0 0 auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.text-image-section > div {
  flex: 1 1 220px;
  min-width: 180px;
}
@media (max-width: 768px) {
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
}

/* ====== Testimonials ====== */
.testimonials {
  background: var(--pastel-lavender);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  margin-top: 10px;
  max-width: 600px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--primary);
  font-size: 1.1rem;
  margin-bottom: 0.2em;
}
.testimonial-card span {
  color: var(--primary);
  font-size: 0.98rem;
  opacity: 0.8;
}
.testimonial-card:hover {
  box-shadow: 0 8px 32px 0 rgba(20,53,84,0.13);
  transform: translateY(-2px) scale(1.01);
}

/* ====== CTA Section ====== */
.cta {
  background: var(--cta-gradient);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  text-align: center;
  padding: 48px 20px;
}
.cta h2 {
  color: var(--primary);
  margin-bottom: 0.5em;
}
.cta p {
  color: var(--primary);
  margin-bottom: 1.2em;
}
.cta .cta-btn {
  margin-top: 10px;
}
@media (max-width: 768px) {
  .cta {
    padding: 28px 8px;
    border-radius: var(--radius-md);
  }
}

/* ====== Footer ====== */
footer {
  background: var(--pastel-blue);
  padding: 36px 0 18px 0;
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  box-shadow: 0 -2px 12px 0 rgba(20,53,84,0.05);
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
footer .content-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: flex-start;
  justify-content: space-between;
}
footer nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
footer nav a {
  color: var(--primary);
  font-size: 1rem;
  opacity: 0.85;
  transition: color var(--transition), opacity var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--accent);
  opacity: 1;
}
footer p {
  color: var(--primary);
  font-size: 0.98rem;
  margin-bottom: 0.3em;
}
@media (max-width: 900px) {
  footer .content-wrapper {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
  }
}

/* ====== Cookie Consent Banner ====== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 300;
  background: var(--pastel-peach);
  color: var(--primary);
  box-shadow: 0 -2px 24px 0 rgba(20,53,84,0.10);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  animation: cookieBannerIn 0.6s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieBannerIn {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  padding: 8px 22px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  margin: 0;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
}
.cookie-banner .accept {
  background: var(--pastel-mint);
  color: var(--primary);
  font-weight: 600;
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: var(--pastel-blue);
  color: var(--accent);
}
.cookie-banner .reject {
  background: var(--pastel-pink);
  color: var(--primary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--pastel-yellow);
  color: var(--primary);
}
.cookie-banner .settings {
  background: var(--pastel-lavender);
  color: var(--primary);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--pastel-mint);
  color: var(--primary);
}

/* ====== Cookie Modal ====== */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(20,53,84,0.18);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: cookieModalFadeIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.cookie-modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px 0 rgba(20,53,84,0.18);
  padding: 36px 28px 28px 28px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  animation: cookieModalIn 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { transform: translateY(40px) scale(0.95); opacity: 0; }
  to { transform: translateY(0) 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;
  color: var(--primary);
}
.cookie-modal .cookie-toggle {
  width: 38px;
  height: 22px;
  background: var(--pastel-blue);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background var(--transition);
  flex-shrink: 0;
}
.cookie-modal .cookie-toggle input {
  display: none;
}
.cookie-modal .cookie-toggle span {
  position: absolute;
  left: 3px; top: 3px;
  width: 16px; height: 16px;
  background: var(--pastel-mint);
  border-radius: 50%;
  transition: left var(--transition), background var(--transition);
}
.cookie-modal .cookie-toggle input:checked + span {
  left: 19px;
  background: var(--accent);
}
.cookie-modal .cookie-category.essential label {
  opacity: 0.7;
}
.cookie-modal .cookie-category.essential .cookie-toggle {
  background: var(--pastel-yellow);
  cursor: not-allowed;
}
.cookie-modal .cookie-category.essential .cookie-toggle span {
  background: var(--pastel-pink);
}
.cookie-modal .cookie-actions {
  display: flex;
  gap: 16px;
  justify-content: flex-end;
}
.cookie-modal .cookie-actions button {
  font-family: var(--font-display);
  font-size: 1rem;
  padding: 8px 22px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  margin: 0;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow-card);
}
.cookie-modal .cookie-actions .save {
  background: var(--pastel-mint);
  color: var(--primary);
  font-weight: 600;
}
.cookie-modal .cookie-actions .save:hover, .cookie-modal .cookie-actions .save:focus {
  background: var(--pastel-blue);
  color: var(--accent);
}
.cookie-modal .cookie-actions .cancel {
  background: var(--pastel-pink);
  color: var(--primary);
}
.cookie-modal .cookie-actions .cancel:hover, .cookie-modal .cookie-actions .cancel:focus {
  background: var(--pastel-yellow);
  color: var(--primary);
}

/* ====== Miscellaneous ====== */
.map-placeholder {
  background: var(--pastel-blue);
  color: var(--primary);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 1rem;
  padding: 1em;
  margin-top: 10px;
  margin-bottom: 10px;
}

/* ====== Responsive Flex Patterns ====== */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--card-gradient);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 24px 18px;
  flex: 1 1 260px;
  min-width: 220px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 8px 32px 0 rgba(20,53,84,0.13);
  transform: translateY(-2px) 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;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

@media (max-width: 900px) {
  .card-container, .content-grid, .features .feature-grid, .service-grid, .project-gallery, .blog-post-grid {
    flex-direction: column;
    gap: 18px;
  }
}

/* ====== Utility Classes ====== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: 20px !important; }

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

/* ====== Animations & Microinteractions ====== */
button, .cta-btn, a {
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

/* ====== Hide Scrollbar for Mobile Menu ====== */
.mobile-menu {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* ====== Hide Main Nav on Mobile ====== */
@media (max-width: 1024px) {
  header nav, header .cta-btn {
    display: none !important;
  }
}

/* ====== Ensure No Overlapping ====== */
section, .section, .card, .testimonial-card, .feature-item, .content-wrapper, .card-container, .content-grid, .text-image-section {
  margin-bottom: 20px;
}

/* ====== Prevent Absolute Positioning for Content ====== */
/* Only decorative elements may use position: absolute, not content cards or text blocks */

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