:root {
  --bg-color: #F4F8FC;
  --surface-color: #FFFFFF;
  --deep-navy: #102A43;
  --primary-blue: #1D5FA7;
  --bright-blue: #2F80ED;
  --signal-yellow: #F2C94C;
  --yellow-borders: #E8B923;
  --grid-lines: #D9E6F2;
  --muted-text: #627D98;
  --font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --border-radius: 4px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--deep-navy);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--bright-blue);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--deep-navy);
  font-weight: 600;
  margin-bottom: 1rem;
  line-height: 1.3;
}

p {
  color: var(--muted-text);
  margin-bottom: 1rem;
}

ul, ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
  color: var(--muted-text);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Utilities */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.grid-bg {
  background-image: 
    linear-gradient(var(--grid-lines) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-lines) 1px, transparent 1px);
  background-size: 40px 40px;
}

.surface {
  background-color: var(--surface-color);
  border: 1px solid var(--grid-lines);
  padding: 2rem;
}

.border-yellow {
  border-left: 4px solid var(--yellow-borders);
}

.btn {
  display: inline-block;
  background-color: var(--primary-blue);
  color: var(--surface-color);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  transition: all 0.3s ease;
}

.btn:hover {
  background-color: var(--bright-blue);
  color: var(--surface-color);
}

.btn-secondary {
  background-color: var(--surface-color);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
  background-color: var(--grid-lines);
  color: var(--deep-navy);
}

.btn-yellow {
  background-color: var(--signal-yellow);
  color: var(--deep-navy);
  border: 2px solid var(--yellow-borders);
}

.btn-yellow:hover {
  background-color: #ffd659;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header & Nav */
header {
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--grid-lines);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--deep-navy);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--primary-blue);
}

.nav-cta {
  background-color: var(--primary-blue);
  color: var(--surface-color) !important;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  border-bottom: 3px solid var(--deep-navy);
}

.nav-cta:hover {
  background-color: var(--bright-blue);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--deep-navy);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 6rem 0;
  border-bottom: 1px solid var(--grid-lines);
}

.hero-content {
  max-width: 800px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
}

/* Service Finder */
.service-finder {
  padding: 4rem 0;
}

.finder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.finder-card {
  padding: 1.5rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: block;
  text-decoration: none;
  color: inherit;
}

.finder-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(16, 42, 67, 0.05);
}

.finder-card h3 {
  font-size: 1.1rem;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

/* Data Maturity Map */
.maturity-map {
  padding: 4rem 0;
  background-color: var(--surface-color);
  border-top: 1px solid var(--grid-lines);
  border-bottom: 1px solid var(--grid-lines);
}

.map-stages {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.stage {
  display: flex;
  align-items: center;
  padding: 1.5rem;
  border: 1px solid var(--grid-lines);
  background-color: var(--bg-color);
  position: relative;
}

.stage-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--signal-yellow);
  background-color: var(--deep-navy);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-right: 1.5rem;
  flex-shrink: 0;
}

.stage-content h3 {
  margin-bottom: 0.25rem;
}

.stage-content p {
  margin-bottom: 0;
}

/* Core Services */
.core-services {
  padding: 4rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card h3 {
  color: var(--deep-navy);
  border-bottom: 2px solid var(--grid-lines);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}

.service-card ul {
  flex-grow: 1;
}

.service-card li {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

/* Content Pages layout */
.page-header {
  padding: 4rem 0;
  border-bottom: 1px solid var(--grid-lines);
}

.page-content {
  padding: 4rem 0;
}

.content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
}

.sidebar {
  background-color: var(--surface-color);
  padding: 2rem;
  border: 1px solid var(--grid-lines);
  height: fit-content;
  position: sticky;
  top: 100px;
}

/* Knowledge Base */
.kb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.kb-article-card {
  padding: 1.5rem;
  border: 1px solid var(--grid-lines);
  background-color: var(--surface-color);
}

.kb-article-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 600px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  color: var(--deep-navy);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem;
  border: 1px solid var(--grid-lines);
  border-radius: var(--border-radius);
  font-family: var(--font-family);
  font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
}

/* Accordion */
.accordion {
  margin-top: 2rem;
}

.accordion-item {
  border: 1px solid var(--grid-lines);
  margin-bottom: 0.5rem;
  background-color: var(--surface-color);
}

.accordion-header {
  padding: 1rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--deep-navy);
}

.accordion-content {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion-item.active .accordion-content {
  padding: 1rem 1.5rem;
  max-height: 1000px;
  border-top: 1px solid var(--grid-lines);
}

/* Footer */
footer {
  background-color: var(--deep-navy);
  color: var(--surface-color);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.footer-logo-img {
  height: 28px;
  width: auto;
}

.footer-logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--signal-yellow);
  letter-spacing: -0.5px;
}

.footer-col h4 {
  color: var(--signal-yellow);
  margin-bottom: 1.5rem;
}

.footer-col ul {
  list-style: none;
  padding: 0;
}

.footer-col ul li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  color: var(--grid-lines);
}

.footer-col a:hover {
  color: var(--surface-color);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--grid-lines);
}

.footer-bottom a {
  color: var(--grid-lines);
  margin-left: 1rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--surface-color);
  border-top: 4px solid var(--signal-yellow);
  padding: 1.5rem 2rem;
  box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s ease-in-out;
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: 600px;
}

.cookie-content p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
}

.cookie-buttons button {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  border-radius: var(--border-radius);
}

.btn-accept {
  background-color: var(--primary-blue);
  color: white;
  border: none;
}

.btn-reject {
  background-color: transparent;
  border: 1px solid var(--muted-text);
  color: var(--muted-text);
}

.btn-manage {
  background-color: transparent;
  border: none;
  color: var(--primary-blue);
  text-decoration: underline;
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background-color: var(--surface-color);
}

.data-table th, .data-table td {
  border: 1px solid var(--grid-lines);
  padding: 1rem;
  text-align: left;
}

.data-table th {
  background-color: var(--bg-color);
  color: var(--deep-navy);
  font-weight: 600;
}

/* Responsive */
@media (max-width: 900px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--surface-color);
    padding: 1rem 0;
    border-bottom: 1px solid var(--grid-lines);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero h1 {
    font-size: 2.2rem;
  }
  
  .cookie-banner {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }
  
  .cookie-buttons {
    flex-wrap: wrap;
  }
}