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

  --color-primary: #007bff;
  --color-primary-hover: #0056b3;
  --color-secondary: #6c757d;
  --color-light: #f8f9fa;
  --color-dark: #212529;
  --color-white: #ffffff;
  --color-border: #dee2e6;
  --color-text: #343a40;
  --color-text-muted: #6c757d;
  --color-background: #fdfdff;
  --color-card-bg: #ffffff;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.08);
  --border-radius: 8px;
  --transition-speed: 0.3s;
  --container-width: 1200px;
  --container-padding: 1.5rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #3395ff;
    --color-primary-hover: #5caaff;
    --color-secondary: #899198;
    --color-light: #2c3e50;
    --color-dark: #ecf0f1;
    --color-white: #1a2634;
    --color-border: #3a4d61;
    --color-text: #e9ecef;
    --color-text-muted: #a0a9b2;
    --color-background: #121a23;
    --color-card-bg: #1c2735;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.2);
  }
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color var(--transition-speed) ease,
    color var(--transition-speed) ease;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-dark);
}

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

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

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 2.75rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: var(--border-radius);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-speed) ease;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

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

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  background-color: transparent;
  transition: background-color var(--transition-speed) ease,
    padding var(--transition-speed) ease,
    box-shadow var(--transition-speed) ease;
}

.header-scrolled {
  background-color: var(--color-card-bg);
  box-shadow: var(--shadow-md);
  padding: 0.5rem 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-dark);
}

.logo a:hover {
  color: var(--color-primary);
}

.logo i {
  color: var(--color-primary);
}

.nav-list {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-speed) ease-out;
}

.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.login-link {
  font-weight: 500;
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--color-dark);
  cursor: pointer;
  z-index: 1001;
}

main > section {
  padding-top: 8rem;
  padding-bottom: 6rem;
}

.hero-section {
  padding-top: 12rem;
  padding-bottom: 8rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.25rem);
  margin-bottom: 2.5rem;
  max-width: 90%;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image {
  max-width: 100%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
  100% {
    transform: translateY(0px);
  }
}

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

.description-card {
  background-color: var(--color-card-bg);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-speed) ease,
    box-shadow var(--transition-speed) ease;
}

.description-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

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

.benefits-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.benefit-icon {
  font-size: 2rem;
  color: var(--color-primary);
  background-color: var(--color-card-bg);
  min-width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.benefit-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.case-study-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-speed) ease;
}

.case-study-card:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

.case-study-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background-color: var(--color-light);
}

.case-study-avatar {
  font-size: 2.5rem;
  color: var(--color-secondary);
}

.case-study-name {
  margin: 0;
  font-size: 1.25rem;
}

.case-study-role {
  margin: 0;
  font-size: 0.9rem;
  font-family: var(--font-primary);
}

.case-study-body {
  padding: 1.5rem;
  flex-grow: 1;
}

.case-study-body p {
  font-family: var(--font-primary);
  font-size: 0.95rem;
}

.case-study-goal {
  font-style: italic;
  border-left: 3px solid var(--color-primary);
  padding-left: 1rem;
  margin-bottom: 1rem;
}

.case-study-result {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-light);
  border-radius: var(--border-radius);
  font-weight: 600;
}

.case-study-result i {
  color: var(--color-primary);
}

.mission-vision-section {
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-primary-hover)
  );
  color: var(--color-white);
  text-align: center;
}

.mission-vision-section h2,
.mission-vision-section h3,
.mission-vision-section p {
  color: var(--color-white);
}

.mission-vision-container {
  max-width: 900px;
}

.mission-content p {
  font-size: 1.2rem;
  line-height: 1.8;
  margin-bottom: 3rem;
  font-family: var(--font-primary);
}

.vision-title {
  margin-bottom: 1rem;
  opacity: 0.8;
}

.vision-content p {
  opacity: 0.8;
  font-size: 1rem;
}

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

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

.team-member-card {
  background-color: var(--color-card-bg);
  padding: 2rem;
  text-align: center;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.team-member-icon {
  font-size: 4rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.team-member-name {
  font-size: 1.4rem;
  margin-bottom: 0.25rem;
}

.team-member-role {
  font-family: var(--font-primary);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

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

.testimonial-card {
  background-color: var(--color-card-bg);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  position: relative;
  border: 1px solid var(--color-border);
}

.testimonial-icon {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 2.5rem;
  color: var(--color-primary);
  opacity: 0.1;
}

.testimonial-text {
  margin-bottom: 2rem;
  font-size: 1.1rem;
  line-height: 1.8;
  font-style: italic;
  font-family: var(--font-secondary);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  font-size: 3rem;
  color: var(--color-secondary);
}

.author-name {
  font-weight: 600;
  font-style: normal;
  color: var(--color-dark);
}

.author-source {
  margin: 0;
  font-size: 0.9rem;
  font-family: var(--font-primary);
}

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

.cta-container {
  background: linear-gradient(135deg, var(--color-dark), var(--color-light));
  border-radius: var(--border-radius);
  padding: 4rem;
  display: grid;
  grid-template-columns: 2fr 1fr;
  align-items: center;
  gap: 2rem;
}

@media (prefers-color-scheme: light) {
  .cta-container {
    background: linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-hover)
    );
  }
}

.cta-content * {
  color: var(--color-white);
}

.cta-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.cta-text {
  margin-bottom: 2rem;
  max-width: 90%;
  opacity: 0.9;
}

.cta-subtext {
  margin-top: 1rem;
  font-size: 0.9rem;
  opacity: 0.7;
}

.cta-button {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.cta-button:hover {
  background-color: #e9ecef;
  color: var(--color-primary-hover);
}

.main-footer-section {
  background-color: var(--color-dark);
  color: var(--color-light);
  padding: 5rem 0 2rem;
}

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

.main-footer-section a:hover {
  color: var(--color-primary);
}

.main-footer-section h3 {
  color: var(--color-white);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  margin-bottom: 1rem;
}

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

.footer-about-text {
  margin-bottom: 1.5rem;
  color: var(--color-text-muted);
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.footer-socials a {
  font-size: 1.25rem;
}

.footer-heading {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-primary);
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin: 0;
}

.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-dark);
  color: var(--color-light);
  padding: 1rem;
  z-index: 1001;
  display: none;
  transform: translateY(100%);
  transition: transform 0.5s ease-in-out;
}

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

.cookie-notice-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.cookie-notice p {
  margin: 0;
  color: inherit;
  font-family: var(--font-primary);
}

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    order: 2;
  }
  .hero-image-container {
    order: 1;
    margin-bottom: 2rem;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta {
    justify-content: center;
  }
  .benefits-content {
    grid-template-columns: 1fr;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .cta-container {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 2.5rem;
  }
  .cta-image-container {
    display: none;
  }
  .cta-text {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  .nav-list {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-background);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    transform: translateX(100%);
    transition: transform 0.4s ease-in-out;
  }
  .nav-list.active {
    transform: translateX(0);
  }
  .nav-link {
    font-size: 1.5rem;
  }
  .header-actions {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .mobile-nav-toggle.active i::before {
    content: "\f00d";
  }
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-heading::after {
    left: 50%;
    transform: translateX(-50%);
  }
  .cookie-notice-content {
    flex-direction: column;
    text-align: center;
  }
}