/* Noble Circuit Akademie – Gradient Modern CSS Theme */

/* === FONT IMPORTS === */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Roboto:wght@400;500;700&display=swap');

:root {
  --color-primary: #163157;
  --color-secondary: #78A2CC;
  --color-accent: #F3F7FA;
  --color-gradient-start: #78A2CC;
  --color-gradient-end: #163157;
  --color-gradient-accent: #eaf1fa;
  --color-white: #fff;
  --color-black: #181C22;
  --color-grey: #e5eaf1;
  --color-shadow: rgba(22,49,87,0.08);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --font-display: 'Montserrat', Arial, sans-serif;
  --font-body: 'Roboto', Arial, sans-serif;
}

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(--color-primary);
  background: linear-gradient(135deg, var(--color-gradient-accent) 0%, var(--color-accent) 100%);
  min-height: 100vh;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 900;
  margin: 0 0 18px 0;
  color: var(--color-primary);
  letter-spacing: 0.01em;
}
h1 {
  font-size: 2.3rem;
  line-height: 1.15;
}
h2 {
  font-size: 1.7rem;
  line-height: 1.2;
}
h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}
p, ul, ol {
  font-size: 1rem;
  margin: 0 0 18px 0;
  color: var(--color-primary);
}
ul, ol {
  padding-left: 1.2em;
}
strong {
  font-weight: 700;
}
a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

/* === 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: 24px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: transparent;
  border-radius: var(--radius-lg);
}

/* === HEADER & NAVIGATION === */
header {
  background: linear-gradient(90deg, var(--color-gradient-start) 0%, var(--color-gradient-end) 100%);
  color: var(--color-white);
  box-shadow: 0 2px 12px var(--color-shadow);
  position: relative;
  z-index: 20;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  min-height: 72px;
}
header img {
  height: 44px;
  width: auto;
  margin-right: 24px;
}
header nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
}
header nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  padding: 8px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  background: rgba(255,255,255,0.12);
  color: var(--color-accent);
}
header nav .cta.primary {
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 10px 24px;
  border-radius: var(--radius-md);
  margin-left: 16px;
  box-shadow: 0 2px 8px var(--color-shadow);
  font-size: 1rem;
  transition: background var(--transition), box-shadow var(--transition);
}
header nav .cta.primary:hover, header nav .cta.primary:focus {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  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-white);
  cursor: pointer;
  margin-left: 24px;
  transition: color var(--transition);
  z-index: 30;
}
.mobile-menu-toggle:focus {
  outline: 2px solid var(--color-secondary);
}
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, var(--color-gradient-end) 0%, var(--color-gradient-start) 100%);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 32px 24px 24px 24px;
  z-index: 100;
  transform: translateX(-100%);
  transition: transform 0.4s 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: var(--color-white);
  font-size: 2rem;
  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: 24px;
  width: 100%;
}
.mobile-nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  padding: 12px 0;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: rgba(255,255,255,0.10);
  color: var(--color-accent);
}

/* === MAIN SECTIONS & FLEX LAYOUTS === */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.feature-grid > div {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 28px 24px;
  flex: 1 1 260px;
  min-width: 220px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.feature-grid > div:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-4px) scale(1.02);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  margin-bottom: 20px;
  position: relative;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-4px) scale(1.02);
}

.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-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 20px;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px;
  background: linear-gradient(90deg, var(--color-accent) 60%, var(--color-gradient-accent) 100%);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  min-width: 240px;
  max-width: 420px;
  color: var(--color-primary);
  font-size: 1.05rem;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card p {
  color: var(--color-primary);
  font-style: italic;
  margin-bottom: 8px;
}
.testimonial-card span {
  color: var(--color-secondary);
  font-weight: 700;
  font-size: 0.98rem;
}
.testimonial-card:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}

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

/* Blog post list */
.blog-post-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.blog-post-list article {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.blog-post-list article:hover {
  box-shadow: 0 6px 24px var(--color-shadow);
  transform: translateY(-2px) scale(1.01);
}

/* Category/Expertise/Filter tags */
.category-tags, .expertise-tags, .filter-options, .social-links {
  margin-top: 8px;
  margin-bottom: 8px;
  font-size: 0.98rem;
  color: var(--color-secondary);
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  color: var(--color-primary);
  font-size: 1rem;
}

/* Contact Info */
.contact-info, .map, .footer-contact {
  background: var(--color-accent);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
  color: var(--color-primary);
  font-size: 1rem;
}

/* === BUTTONS & CTA === */
.cta {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  border: none;
  border-radius: var(--radius-md);
  padding: 12px 32px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
  text-align: center;
  text-decoration: none;
}
.cta.primary {
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}
.cta.primary:hover, .cta.primary:focus {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-shadow);
  transform: translateY(-2px) scale(1.03);
}
.cta.secondary {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 2px solid var(--color-secondary);
}
.cta.secondary:hover, .cta.secondary:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px var(--color-shadow);
  transform: translateY(-2px) scale(1.03);
}

/* === FOOTER === */
footer {
  background: linear-gradient(90deg, var(--color-gradient-end) 0%, var(--color-gradient-start) 100%);
  color: var(--color-white);
  padding: 40px 0 0 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: column;
  align-items: flex-start;
  gap: 24px;
}
footer nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-bottom: 12px;
}
footer nav a {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-secondary);
}
.footer-contact {
  background: rgba(255,255,255,0.07);
  color: var(--color-accent);
  border-radius: var(--radius-md);
  font-size: 0.98rem;
  margin-bottom: 0;
}

/* === COOKIE CONSENT BANNER === */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, var(--color-gradient-start) 0%, var(--color-gradient-end) 100%);
  color: var(--color-white);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  z-index: 200;
  box-shadow: 0 -2px 16px var(--color-shadow);
  gap: 24px;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.4s, transform 0.4s;
}
.cookie-banner.hide {
  opacity: 0;
  pointer-events: none;
  transform: translateY(100%);
}
.cookie-banner .cookie-text {
  flex: 1 1 0;
  font-size: 1rem;
  color: var(--color-white);
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.cookie-banner .accept {
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--color-accent);
}
.cookie-banner .reject {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 2px solid var(--color-secondary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.cookie-banner .settings {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-secondary);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-secondary);
  color: var(--color-white);
}

/* === COOKIE MODAL === */
.cookie-modal-overlay {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(22,49,87,0.55);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  pointer-events: auto;
  transition: opacity 0.4s;
}
.cookie-modal-overlay.hide {
  opacity: 0;
  pointer-events: none;
}
.cookie-modal {
  background: var(--color-white);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--color-shadow);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 95vw;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: fadeInModal 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes fadeInModal {
  from { opacity: 0; transform: translateY(40px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}
.cookie-modal .cookie-categories {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cookie-modal .cookie-category {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 1rem;
}
.cookie-modal .cookie-category label {
  font-weight: 500;
  color: var(--color-primary);
}
.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-secondary);
  font-weight: 700;
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal .close-modal {
  background: transparent;
  color: var(--color-primary);
  border: none;
  font-size: 1.5rem;
  position: absolute;
  top: 18px;
  right: 24px;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover, .cookie-modal .close-modal:focus {
  color: var(--color-secondary);
}

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  .feature-grid > div {
    min-width: 180px;
    padding: 20px 14px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 98vw;
  }
  .feature-grid {
    gap: 16px;
  }
  .feature-grid > div {
    min-width: 140px;
    padding: 16px 10px;
  }
}
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  header .container {
    flex-direction: row;
    align-items: center;
    gap: 0;
    padding: 0 12px;
  }
  header nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .feature-grid {
    flex-direction: column;
    gap: 20px;
  }
  .feature-grid > div {
    min-width: 0;
    width: 100%;
    padding: 18px 12px;
  }
  .testimonial-slider {
    flex-direction: column;
    gap: 20px;
  }
  .testimonial-card {
    min-width: 0;
    width: 100%;
    max-width: 100%;
  }
  .content-grid {
    flex-direction: column;
    gap: 20px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 12px;
    gap: 14px;
  }
  .cookie-banner .cookie-actions {
    flex-direction: column;
    gap: 10px;
    width: 100%;
  }
  .cookie-modal {
    min-width: 0;
    padding: 22px 10px 18px 10px;
  }
  footer .container {
    padding: 0 12px;
  }
  footer nav {
    flex-direction: column;
    gap: 10px;
  }
}
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  .section {
    padding: 24px 6px;
    margin-bottom: 36px;
  }
  .container {
    padding: 0 6px;
  }
  .cookie-modal {
    padding: 12px 4px 10px 4px;
  }
}

/* === 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; }

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

/* === MICRO-INTERACTIONS === */
button, .cta, a {
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

/* === PREVENT OVERLAPPING === */
.section, .card, .testimonial-card, .feature-grid > div, .blog-post-list article {
  margin-bottom: 20px;
}

/* === NO GRID OR COLUMNS USED === */
/* All layouts use only flexbox as required. */