/* ====================================================
   DIGIT ZENITH - Professional Corporate Style CSS
   Mobile-first, Flexbox only, Responsive & Accessible
   ==================================================== */

/* ==== CSS RESET & NORMALIZE ==== */
html {
  box-sizing: border-box;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}
*, *::before, *::after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}
body {
  line-height: 1.6;
  font-family: 'Open Sans', Arial, Helvetica, sans-serif;
  background: #f6f8fb;
  color: #183153;
  min-height: 100vh;
  position: relative;
}
img, svg {
  max-width: 100%;
  display: block;
  height: auto;
}
a {
  color: #3CA7DD;
  text-decoration: none;
  transition: color 0.2s;
}
a:hover, a:focus {
  color: #163040;
  outline: none;
}
ul, ol {
  padding-left: 1.5em;
  margin-bottom: 1em;
}
ul li, ol li {
  margin-bottom: 0.5em;
}
h1, h2, h3, h4, h5, h6 {
  font-family: 'Roboto Slab', 'Open Sans', serif;
  color: #183153;
  margin-bottom: 16px;
  line-height: 1.2;
}
h1 {
  font-size: 2.5rem;
  margin-bottom: 24px;
}
h2 {
  font-size: 2rem;
  margin-bottom: 18px;
}
h3 {
  font-size: 1.4rem;
}
h4, h5, h6 {
  font-size: 1rem;
}
strong {
  font-weight: 700;
}

p {
  font-size: 1rem;
  color: #25375e;
  margin-bottom: 18px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 0 18px;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.text-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

/* ==== FLEXBOX PATTERNS ==== */
.features-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 12px;
}
.feature-card {
  background: #fff;
  border-radius: 12px;
  padding: 28px 24px 24px 24px;
  box-shadow: 0 2px 16px rgba(24,49,83,0.06);
  min-width: 280px;
  flex: 1 1 300px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  transition: box-shadow 0.2s;
}
.feature-card img {
  width: 44px;
  margin-bottom: 12px;
}
.feature-card:hover, .feature-card:focus {
  box-shadow: 0 4px 28px rgba(24,49,83,0.13);
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 1px 8px rgba(24,49,83,0.06);
  padding: 24px;
}
.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;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 32px;
  margin-bottom: 20px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(56,85,127,0.10);
  border-left: 6px solid #183153;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.testimonial-card:hover {
  border-color: #3CA7DD;
  box-shadow: 0 4px 16px rgba(56,85,127,0.18);
}
.testimonial-card p {
  color: #183153;
  font-size: 1.1rem;
  font-style: italic;
}
.testimonial-meta {
  display: flex;
  align-items: center;
  gap: 7px;
}
.testimonial-meta strong {
  color: #25375e;
  font-size: 1rem;
  margin-right: 10px;
}

.logo-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  margin-top: 24px;
}
.logo-grid img {
  max-height: 54px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 5px rgba(24,49,83,0.10);
  padding: 8px 20px;
}

/* ==== HEADER ==== */
header {
  background: #fff;
  border-bottom: 1.5px solid #e4eaf2;
  position: sticky;
  top: 0;
  z-index: 1002;
}
header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}
header nav {
  display: flex;
  align-items: center;
  gap: 22px;
}
header nav a {
  font-size: 1rem;
  color: #183153;
  letter-spacing: 0.02em;
  padding: 4px 0;
  transition: color 0.2s, border-bottom 0.2s;
  border-bottom: 2px solid transparent;
}
header nav a:hover, header nav a:focus {
  color: #3CA7DD;
  border-bottom: 2px solid #3CA7DD;
}
header img[alt="Digit Zenith"] {
  height: 48px;
  width: auto;
}
.btn-primary {
  font-family: 'Open Sans', Arial, sans-serif;
  background: #183153;
  color: #fff;
  font-weight: 700;
  padding: 12px 32px;
  border-radius: 100px;
  border: none;
  outline: none;
  font-size: 1.1rem;
  display: inline-block;
  box-shadow: 0 2px 12px rgba(24,49,83,0.05);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  margin-left: 24px;
}
.btn-primary:hover, .btn-primary:focus {
  background: #3CA7DD;
  color: #fff;
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 4px 24px rgba(60,167,221,0.14);
}

/* ==== MOBILE NAVIGATION ==== */
.mobile-menu-toggle {
  display: none;
  background: #183153;
  color: #fff;
  font-size: 2rem;
  border: none;
  border-radius: 7px;
  padding: 6px 15px 7px 13px;
  cursor: pointer;
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 1101;
  box-shadow: 0 2px 12px rgba(24,49,83,0.12);
  transition: background 0.18s;
}
.mobile-menu-toggle:focus{
  outline: 2px solid #3CA7DD;
}
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(27, 41, 66, 0.97);
  color: #fff;
  z-index: 1102;
  transform: translateX(-100%);
  transition: transform 0.36s cubic-bezier(0.7,0,0.3,1);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px 0 0 0;
}
.mobile-menu.open {
  transform: none;
}
.mobile-menu-close {
  background: none;
  border: none;
  font-size: 2.2rem;
  color: #fff;
  position: absolute;
  top: 18px;
  right: 22px;
  cursor: pointer;
  z-index: 1104;
  transition: color 0.2s;
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: #3CA7DD;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  width: 100vw;
  margin-top: 80px;
  padding-left: 36px;
  gap: 18px;
}
.mobile-nav a {
  color: #fff;
  font-size: 1.25rem;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,0.09);
  width: 85vw;
  max-width: 340px;
  font-family: 'Roboto Slab', serif;
  transition: color 0.18s;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: #3CA7DD;
}

/* Hide hamburger on desktop, show on mobile */
@media (max-width: 991px) {
  header nav, .btn-primary {
    display: none;
  }
  .mobile-menu-toggle {
    display: block;
  }
}
@media (min-width: 992px) {
  .mobile-menu { display: none !important; }
}

/* ==== HERO / SECTION CTA ==== */
section {
  background: none;
}
section > .container {
  padding-top: 30px;
  padding-bottom: 30px;
}

.main-cta, .hero-cta, .cta-section {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
}

/* ==== BLOG & SIDEBAR ==== */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.blog-post {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 16px rgba(24,49,83,0.04);
  padding: 28px 20px;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  transition: box-shadow 0.18s;
}
.blog-post:hover {
  box-shadow: 0 6px 28px rgba(56,85,127,0.11);
}
.blog-post h2 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.blog-meta {
  font-size: 1rem;
  color: #8596b5;
}
.sidebar {
  background: #fbfcfe;
  border-radius: 10px;
  box-shadow: 0 1.5px 8px rgba(24,49,83,0.06);
  padding: 20px 26px;
  margin-top: 20px;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 1rem;
}
.sidebar h3 {
  color: #183153;
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.sidebar ul {
  padding-left: 18px;
  margin-bottom: 10px;
}

/* ==== REALIZACJE ==== */
.project-summary {
  background: #fff;
  border-radius: 11px;
  box-shadow: 0 1px 6px rgba(24,49,83,0.07);
  padding: 22px 20px 18px 20px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.project-summary h3 {
  font-size: 1.1rem;
}
.tag {
  display: inline-block;
  background: #3CA7DD;
  color: #fff;
  font-size: 0.93rem;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 17px;
  margin-bottom: 7px;
  margin-right: 9px;
  letter-spacing: 0.04em;
}

/* ==== FOOTER ==== */
footer {
  background: #183153;
  color: #fff;
  padding: 36px 0 27px 0;
  border-top: 3px solid #3CA7DD;
  font-size: 1rem;
}
footer .container {
  display: flex;
  flex-direction: column;
  gap: 26px;
  align-items: flex-start;
  justify-content: center;
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-bottom: 9px;
}
footer nav a {
  color: #fff;
  font-size: 1rem;
  letter-spacing: 0.015em;
  transition: color 0.18s;
}
footer nav a:hover, footer nav a:focus {
  color: #3CA7DD;
}
.footer-contact {
  color: #b1c5df;
  font-size: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.footer-contact img {
  vertical-align: middle;
  height: 20px;
  width: 20px;
  margin-right: 6px;
}

/* ==== MAP PLACEHOLDER ==== */
.map-placeholder {
  width: 100%;
  aspect-ratio: 16/7;
  min-height: 180px;
  background: repeating-linear-gradient(135deg, #e4eaf2, #f5f8fa 18px);
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8596b5;
  margin: 25px 0;
  font-size: 1.25rem;
  font-family: 'Open Sans', Arial, sans-serif;
}

/* =============== COOKIE CONSENT BANNER =============== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  background: #fff;
  color: #183153;
  box-shadow: 0 -2px 16px rgba(24,49,83,0.09);
  padding: 28px 16px 20px 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  z-index: 1300;
  transition: transform 0.18s, opacity 0.2s;
  font-size: 1rem;
}
.cookie-banner.hide {
  transform: translateY(120%);
  opacity: 0;
  pointer-events: none;
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.cookie-banner .btn-cookie {
  background: #183153;
  color: #fff;
  border: none;
  border-radius: 100px;
  padding: 10px 23px;
  font-size: 1.05rem;
  font-weight: 600;
  margin-right: 5px;
  cursor: pointer;
  transition: background 0.18s, color 0.15s;
}
.cookie-banner .btn-cookie.secondary {
  background: #f3f6fa;
  color: #183153;
}
.cookie-banner .btn-cookie:hover, .cookie-banner .btn-cookie:focus {
  background: #3CA7DD;
  color: #fff;
}
.cookie-banner .btn-cookie.secondary:hover, .cookie-banner .btn-cookie.secondary:focus {
  background: #e7f4fc;
  color: #183153;
}

/* === COOKIE PREFERENCES MODAL === */
.cookie-modal {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, 110%);
  opacity: 0;
  background: #fff;
  z-index: 1501;
  border-radius: 18px;
  box-shadow: 0 3px 44px rgba(24,49,83,0.22);
  min-width: 320px;
  max-width: 94vw;
  width: 370px;
  padding: 36px 28px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  pointer-events: none;
  transition: transform 0.34s cubic-bezier(0.7,0,0.3,1), opacity 0.23s;
}
.cookie-modal.open {
  transform: translate(-50%, -50%);
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal h3 {
  color: #183153;
  font-size: 1.2rem;
  margin-bottom: 7px;
}
.cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  background: #f3f7fb;
  border-radius: 7px;
  padding: 10px 14px;
  margin-bottom: 7px;
}
.cookie-category .toggle {
  margin-left: auto;
  width: 44px;
  height: 25px;
  position: relative;
  background: #b1c5df;
  border-radius: 16px;
  cursor: pointer;
  transition: background 0.18s;
}
.cookie-category .toggle[aria-checked="true"] {
  background: #3CA7DD;
}
.cookie-category .toggle:before {
  content: '';
  position: absolute;
  left: 3px;
  top: 3px;
  width: 19px;
  height: 19px;
  background: #fff;
  border-radius: 50%;
  transition: left 0.18s;
}
.cookie-category .toggle[aria-checked="true"]:before {
  left: 22px;
}
.cookie-category .toggle[aria-disabled="true"] {
  background: #d2dbe3 !important;
  cursor: not-allowed;
  opacity: 0.75;
}
.cookie-category .toggle[aria-disabled="true"]:before {
  background: #eee;
}
.cookie-modal .modal-actions {
  display: flex;
  gap: 12px;
  margin-top: 5px;
}
.cookie-modal .btn-cookie {
  padding: 8px 20px;
  font-size: 1rem;
}
.cookie-modal .close-modal {
  background: none;
  border: none;
  color: #183153;
  font-size: 1.5rem;
  position: absolute;
  top: 11px;
  right: 19px;
  cursor: pointer;
}
.cookie-modal .close-modal:hover {
  color: #3CA7DD;
}

/* ==== RESPONSIVE DESIGN ==== */
@media (max-width: 1200px) {
  .container {
    max-width: 1000px;
    padding-left: 10px;
    padding-right: 10px;
  }
}
@media (max-width: 900px) {
  .container {
    max-width: 820px;
  }
  .features-grid, .logo-grid {
    gap: 16px;
  }
}
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.3rem;
  }
  .content-grid, .features-grid, .logo-grid {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    gap: 16px;
  }
  .project-summary, .feature-card, .testimonial-card, .blog-post, .sidebar {
    padding-left: 12px;
    padding-right: 12px;
  }
  section > .container {
    padding-left: 2px;
    padding-right: 2px;
  }
}

@media (max-width: 575px) {
  h1 {
    font-size: 1.35rem;
  }
  .section, section > .container {
    padding: 22px 2px;
  }
  .btn-primary, .btn-cookie {
    padding: 10px 12px;
    font-size: 1rem;
  }
}

/* ==== GENERAL UI & EFFECTS ==== */
::-webkit-scrollbar {
  width: 11px;
  background: #f2f6fa;
}
::-webkit-scrollbar-thumb {
  background: #b1c5df;
  border-radius: 9px;
}
::-webkit-scrollbar-thumb:hover {
  background: #3CA7DD;
}

/* ==== FOCUS STATES & ACCESSIBILITY ==== */
a:focus, button:focus, .btn-primary:focus {
  outline: 2px solid #3CA7DD;
  outline-offset: 1.5px;
}

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

/* ==== HOME TESTIMONIALS SLIDER ==== */
.testimonials-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
@media (max-width: 900px) {
  .testimonials-slider {
    flex-direction: column;
    gap: 17px;
  }
}

/* ---- SPECIAL CLASSES (spaced layout) ---- */
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
}
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
}
.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;
}

/* ================ END ================ */