:root {
  --color-primary-dark: #0b132b;
  --color-primary-mid: #1c2541;
  --color-primary-light: #3a506b;
  --color-accent: #6fffb0;
  --color-accent-hover: #57dda0;
  --color-background: #f8f9fa;
  --color-light-bg: #ffffff;
  --color-text-dark: #212529;
  --color-text-light: #e0e0e0;
  --color-text-muted: #8892b0;
  --color-border: #dee2e6;

  --font-primary: "Poppins", sans-serif;
  --font-secondary: "Roboto Slab", serif;

  --font-size-base: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --font-size-h1: clamp(2.5rem, 1.9rem + 3vw, 4.5rem);
  --font-size-h2: clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --font-size-h3: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 8rem;

  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --box-shadow: 0 10px 30px -15px rgba(0, 0, 0, 0.1);
  --transition-fast: all 0.25s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-background);
  color: var(--color-text-dark);
  font-size: var(--font-size-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
}

h1 {
  font-size: var(--font-size-h1);
}
h2 {
  font-size: var(--font-size-h2);
}
h3 {
  font-size: var(--font-size-h3);
}

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

ul {
  list-style: none;
}

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

.container {
  width: 90%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.section-padding {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

.bg-light {
  background-color: var(--color-light-bg);
}

.text-center {
  text-align: center;
}

.section-header {
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  margin-bottom: var(--spacing-md);
}

.section-lead {
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  font-family: var(--font-primary);
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-primary-dark);
  transform: translateY(-3px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-secondary:hover {
  background-color: rgba(111, 255, 176, 0.1);
  color: var(--color-accent);
  transform: translateY(-3px);
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-fast);
  padding: var(--spacing-md) 0;
}

.header-scrolled {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  box-shadow: var(--box-shadow);
}

.main-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-primary-dark);
}

.logo i {
  color: var(--color-accent);
  margin-right: var(--spacing-sm);
  transition: transform 0.3s ease;
}

.logo:hover i {
  transform: rotate(180deg);
}

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

.nav-link {
  font-weight: 500;
  color: var(--color-primary-dark);
  position: relative;
  padding: var(--spacing-xs) 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-item.active .nav-link::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--color-primary-dark);
}

.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 150%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-light-bg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow);
  padding: var(--spacing-sm);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  width: 220px;
  border: 1px solid var(--color-border);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  top: 120%;
}

.dropdown-item {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-dark);
  border-radius: var(--border-radius-sm);
}

.dropdown-item:hover {
  background-color: var(--color-background);
  color: var(--color-primary-dark);
}

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xxl) 0;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    rgba(248, 249, 250, 0.6) 0%,
    rgba(248, 249, 250, 1) 80%
  );
  z-index: -1;
}

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

.hero-title {
  margin-bottom: var(--spacing-md);
  color: var(--color-primary-dark);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
}

.hero-cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.grid-4-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.grid-3-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.grid-2-cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: var(--color-light-bg);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow);
  text-align: center;
  transition: var(--transition-fast);
  border-top: 4px solid transparent;
}

.feature-card:hover {
  transform: translateY(-10px);
  border-color: var(--color-accent);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.feature-title {
  margin-bottom: var(--spacing-sm);
}

.advantage-item {
  text-align: center;
  padding: var(--spacing-lg);
}

.advantage-icon-wrapper {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  border-radius: 50%;
  background-color: rgba(111, 255, 176, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-accent);
}

.case-studies-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.case-study-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  background-color: var(--color-light-bg);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.case-study-card.reverse .case-study-content {
  order: 2;
}

.case-study-content {
  padding: var(--spacing-lg);
}

.case-study-tag {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-primary-dark);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  font-size: 0.8rem;
}

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

.read-more-link {
  font-weight: 600;
  color: var(--color-primary-dark);
}

.read-more-link i {
  transition: transform 0.2s ease-in-out;
}

.read-more-link:hover i {
  transform: translateX(5px);
}

.mission-vision-section {
  background-color: var(--color-primary-mid);
  color: var(--color-text-light);
}

.mission-vision-section h2,
.mission-vision-section p {
  color: var(--color-text-light);
}

.mission-vision-section .grid-2-cols {
  align-items: center;
}

.mission-content,
.vision-content {
  padding: var(--spacing-lg);
  border-left: 4px solid var(--color-accent);
}

.mission-icon,
.vision-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

.team-member-card {
  background-color: var(--color-background);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  text-align: center;
  transition: var(--transition-fast);
}

.team-member-card:hover {
  transform: scale(1.05);
  box-shadow: var(--box-shadow);
}

.team-member-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary-light);
}

.team-member-name {
  margin-bottom: var(--spacing-xs);
}

.team-member-role {
  color: var(--color-text-muted);
  font-style: italic;
  font-size: 0.9rem;
}

.testimonials-slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  overflow: hidden;
  min-height: 300px;
}

.testimonial-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
}

.testimonial-slide.active {
  opacity: 1;
  position: relative;
}

.testimonial-icon {
  font-size: 3rem;
  color: var(--color-border);
  margin-bottom: var(--spacing-md);
}

.testimonial-quote {
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-muted);
}

.testimonial-quote::before,
.testimonial-quote::after {
  content: '"';
  font-size: 2rem;
  color: var(--color-accent);
}

.author-name {
  font-weight: 700;
  margin-bottom: 0;
}

.author-company {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.cta-section {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
}

.cta-section h2,
.cta-section p {
  color: var(--color-text-light);
}

.cta-title {
  font-size: var(--font-size-h2);
  margin-bottom: var(--spacing-md);
}

.cta-text {
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

.cta-subtext {
  margin-top: var(--spacing-md);
  font-size: 0.9rem;
  opacity: 0.7;
}

.main-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  padding-bottom: var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  color: var(--color-light-bg);
  margin-bottom: var(--spacing-md);
}

.footer-about-text {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  font-size: 1.2rem;
  color: var(--color-text-muted);
}

.social-links a:hover {
  color: var(--color-accent);
}

.footer-col-title {
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--color-light-bg);
  margin-bottom: var(--spacing-md);
}

.footer-links ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: var(--spacing-xs);
}

.footer-bottom {
  border-top: 1px solid var(--color-primary-light);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.cookie-notice-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-primary-mid);
  color: var(--color-text-light);
  padding: var(--spacing-md);
  z-index: 1001;
  transform: translateY(100%);
  transition: transform 0.5s ease-in-out;
}

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

.cookie-notice-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.cookie-notice-content p {
  margin: 0;
}

.cookie-notice-content a {
  color: var(--color-accent);
  text-decoration: underline;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 19, 43, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1002;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--color-light-bg);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  max-width: 500px;
  width: 90%;
  text-align: center;
  position: relative;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal-overlay.visible .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
}

.modal-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
}

.modal-title {
  margin-bottom: var(--spacing-sm);
}

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

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

@media (max-width: 992px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--color-light-bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    transition: right 0.5s cubic-bezier(0.77, 0, 0.175, 1);
    box-shadow: -10px 0px 30px -15px rgba(0, 0, 0, 0.2);
  }

  .nav-menu-active {
    right: 0;
  }

  .mobile-menu-toggle {
    display: block;
    z-index: 1001;
  }

  .dropdown:hover .dropdown-menu {
    opacity: 0;
    visibility: hidden;
    top: 150%;
  }

  .dropdown.active .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    box-shadow: none;
    border: none;
    width: 100%;
    text-align: center;
    padding: var(--spacing-sm) 0;
    background-color: var(--color-background);
  }

  .grid-4-cols,
  .grid-3-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-study-card,
  .case-study-card.reverse {
    grid-template-columns: 1fr;
  }

  .case-study-card.reverse .case-study-content {
    order: 0;
  }

  .case-study-image {
    max-height: 250px;
  }
}

@media (max-width: 768px) {
  .hero-section {
    min-height: auto;
  }

  .grid-4-cols,
  .grid-3-cols,
  .grid-2-cols {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }

  .cookie-notice-content {
    flex-direction: column;
    text-align: center;
  }
}