/*
 * Aikos Technologies Modern Stylesheet
 * 2026 Website Design
 * Following Aikos brand style guidance
 */

/* ============================================
   CSS Variables - Brand Colors
   ============================================ */
:root {
  --aikos-blue: #159DD9;
  --charcoal: #1A1A1A;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --blue-dark: #0F7AAD;

  /* Typography */
  --font-heading: 'Open Sans Condensed', 'Arial Narrow', 'Helvetica Neue', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;

  /* Transitions */
  --transition: 0.3s ease;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.25rem; } /* 36px */
h2 { font-size: 1.75rem; } /* 28px */
h3 { font-size: 1.5rem; }  /* 24px */
h4 { font-size: 1.25rem; } /* 20px */

a {
  color: var(--aikos-blue);
  text-decoration: none;
  transition: color var(--transition);
}

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

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

ul {
  list-style: none;
}

/* ============================================
   Header & Navigation
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: all var(--transition);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo img {
  height: 50px;
  width: auto;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-text h1 {
  font-size: 1.5rem;
  margin: 0;
  color: var(--charcoal);
}

.logo-text .tagline {
  font-size: 0.75rem;
  color: var(--aikos-blue);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.nav a {
  color: var(--charcoal);
  font-family: var(--font-heading);
  font-size: 1.125rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  transition: all var(--transition);
}

.nav a:hover,
.nav a.active {
  color: var(--aikos-blue);
  background: var(--light-gray);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--charcoal);
  cursor: pointer;
  padding: var(--spacing-xs);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../images/backgroundimage.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(21, 157, 217, 0.8), rgba(26, 26, 26, 0.85));
  z-index: -1;
}

.hero-content {
  max-width: 800px;
  padding: 0 var(--spacing-md);
  z-index: 1;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero .subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  opacity: 0.95;
}

.hero .tagline {
  font-size: 1rem;
  opacity: 0.9;
  line-height: 1.8;
}

/* ============================================
   Section Styles
   ============================================ */
section {
  padding: var(--spacing-xl) var(--spacing-md);
}

.section-light {
  background: var(--white);
}

.section-dark {
  background: var(--light-gray);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-lg);
  color: var(--charcoal);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--aikos-blue);
}

/* ============================================
   Feature Cards (What We Do)
   ============================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.feature-card {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--white);
  border-radius: 8px;
  transition: all var(--transition);
}

.section-dark .feature-card {
  background: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(21, 157, 217, 0.15);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-sm);
  background: var(--aikos-blue);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  transition: all var(--transition);
}

.feature-card:hover .feature-icon {
  background: var(--blue-dark);
  transform: scale(1.1);
}

.feature-card h3 {
  color: var(--charcoal);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.feature-card p {
  color: var(--charcoal);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ============================================
   Team Section
   ============================================ */
.team-container {
  max-width: 600px;
  margin: var(--spacing-lg) auto 0;
  text-align: center;
}

.team-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.team-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  margin: var(--spacing-md) auto;
  overflow: hidden;
}

.team-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-info {
  padding: 0 var(--spacing-md) var(--spacing-md);
}

.team-role {
  color: var(--aikos-blue);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-xs);
}

.team-name {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
}

.team-bio {
  color: var(--charcoal);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  text-align: left;
}

.team-contact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.team-contact a {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--charcoal);
  transition: color var(--transition);
}

.team-contact a:hover {
  color: var(--aikos-blue);
}

/* ============================================
   Services Section
   ============================================ */
.services-content {
  max-width: 800px;
  margin: 0 auto;
}

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

.services-list ul {
  list-style: none;
}

.services-list li {
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  background: var(--white);
  border-left: 4px solid var(--aikos-blue);
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all var(--transition);
}

.services-list li:hover {
  transform: translateX(5px);
  box-shadow: 0 4px 12px rgba(21, 157, 217, 0.15);
}

.services-list li::before {
  content: '✓';
  color: var(--aikos-blue);
  font-weight: bold;
  margin-right: var(--spacing-sm);
}

/* ============================================
   Products Section
   ============================================ */
.product-card {
  max-width: 600px;
  margin: var(--spacing-lg) auto 0;
  background: var(--white);
  border-radius: 12px;
  padding: var(--spacing-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: all var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(21, 157, 217, 0.2);
}

.product-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--aikos-blue), var(--blue-dark));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.product-card h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
  color: var(--charcoal);
}

.product-card p {
  color: var(--charcoal);
  line-height: 1.8;
  font-size: 1rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--charcoal);
  color: var(--white);
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
  text-align: center;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.social-links a {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: all var(--transition);
}

.social-links a:hover {
  background: var(--aikos-blue);
  transform: translateY(-3px);
}

.footer-info {
  font-size: 0.9rem;
  opacity: 0.9;
  line-height: 1.8;
}

.footer-info a {
  color: var(--aikos-blue);
}

.footer-info a:hover {
  color: var(--white);
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --header-height: 70px;
  }

  html {
    font-size: 15px;
  }

  .logo img {
    height: 40px;
  }

  .logo-text h1 {
    font-size: 1.25rem;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
  }

  .nav.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav a {
    width: 100%;
    text-align: center;
    padding: var(--spacing-sm);
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .subtitle {
    font-size: 1.1rem;
  }

  .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  .services-list {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3rem;
  }

  html {
    font-size: 14px;
  }

  section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .logo-text .tagline {
    display: none;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .team-image {
    width: 150px;
    height: 150px;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center {
  text-align: center;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
  outline: 2px solid var(--aikos-blue);
  outline-offset: 2px;
}

/* Smooth scrolling with offset for fixed header */
section {
  scroll-margin-top: var(--header-height);
}