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

:root {
  --color-primary: #0a66c2;
  --color-primary-dark: #084a8f;
  --color-secondary: #00a0dc;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-light: #f9fafb;
  --color-border: #e5e7eb;
  --spacing-unit: 8px;
  --max-width: 1200px;

  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  line-height: 1.5;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--color-text);
  background-color: var(--color-bg);
}

#app {
  width: 100%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 calc(var(--spacing-unit) * 3);
}

h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 600;
}

h1 {
  font-size: 3rem;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

h2 {
  font-size: 2.25rem;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

h4 {
  font-size: 1.125rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

p {
  line-height: 1.65;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: calc(var(--spacing-unit) * 2) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.95);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

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

.nav {
  display: flex;
  gap: calc(var(--spacing-unit) * 4);
}

.nav a {
  color: var(--color-text);
  font-weight: 500;
  padding: calc(var(--spacing-unit) * 1) 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.nav a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.hero {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 6);
  padding: calc(var(--spacing-unit) * 8) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(10, 102, 194, 0.05) 0%, rgba(0, 160, 220, 0.05) 100%);
  pointer-events: none;
}

.hero-content {
  flex: 1;
  position: relative;
  z-index: 1;
}

.hero-text {
  padding-right: calc(var(--spacing-unit) * 4);
}

.hero h1 {
  font-size: 3.25rem;
  margin-bottom: calc(var(--spacing-unit) * 3);
  color: var(--color-text);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: calc(var(--spacing-unit) * 5);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: calc(var(--spacing-unit) * 3);
  flex-wrap: wrap;
}

.secondary-button {
  display: inline-block;
  background: transparent;
  color: var(--color-primary);
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 5);
  border: 2px solid var(--color-primary);
  border-radius: calc(var(--spacing-unit) * 1);
  font-weight: 600;
  font-size: 1.125rem;
  transition: all 0.2s ease;
}

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

.hero-image {
  flex: 1;
  position: relative;
  z-index: 1;
  border-radius: calc(var(--spacing-unit) * 2);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hero-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

.cta-button {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 5);
  border-radius: calc(var(--spacing-unit) * 1);
  font-weight: 600;
  font-size: 1.125rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
  color: white;
}

.value-props {
  padding: calc(var(--spacing-unit) * 8) 0;
  background: var(--color-bg-light);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing-unit) * 5);
}

.value-item {
  text-align: center;
  padding: calc(var(--spacing-unit) * 3);
}

.value-icon {
  font-size: 3rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.value-item h3 {
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--color-text);
}

.value-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.section-header {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.section-header p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

.services {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: var(--color-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
}

.service-card {
  padding: calc(var(--spacing-unit) * 5);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--spacing-unit) * 2);
  background: var(--color-bg);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(10, 102, 194, 0.15);
  border-color: var(--color-primary);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.service-card h3 {
  color: var(--color-text);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.service-card p {
  color: var(--color-text-light);
  margin-bottom: calc(var(--spacing-unit) * 3);
  flex-grow: 1;
}

.service-link {
  color: var(--color-primary);
  font-weight: 600;
  display: inline-block;
  transition: transform 0.2s ease;
}

.service-link:hover {
  transform: translateX(4px);
}

.why-choose {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: var(--color-bg-light);
}

.why-choose h2 {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
}

.why-item {
  padding: calc(var(--spacing-unit) * 4);
}

.why-item h3 {
  color: var(--color-text);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.why-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.process {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: var(--color-bg);
}

.process h2 {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 8);
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 5);
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary) 0%, transparent 100%);
}

.step {
  display: flex;
  gap: calc(var(--spacing-unit) * 4);
  padding-left: calc(var(--spacing-unit) * 10);
  position: relative;
}

.step-number {
  position: absolute;
  left: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  width: 60px;
  height: 60px;
  background: white;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step h3 {
  color: var(--color-text);
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.step p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.cta-section {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  text-align: center;
}

.cta-section h2 {
  color: white;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto calc(var(--spacing-unit) * 5);
  font-size: 1.125rem;
}

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

.cta-section .cta-button:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary-dark);
}

.about {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: var(--color-bg-light);
}

.about h2 {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 4);
}

.about p {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.125rem;
  text-align: center;
  color: var(--color-text-light);
}

.contact {
  padding: calc(var(--spacing-unit) * 10) 0;
  background: var(--color-bg);
}

.contact h2 {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 6);
}

.form {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 3);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 1);
}

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

.form-group input,
.form-group textarea {
  padding: calc(var(--spacing-unit) * 2);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--spacing-unit) * 1);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10, 102, 194, 0.1);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: calc(var(--spacing-unit) * 4);
}

.contact-info h3 {
  color: var(--color-text);
}

.contact-item {
  padding: calc(var(--spacing-unit) * 3);
  border-left: 3px solid var(--color-primary);
  background: var(--color-bg-light);
  border-radius: calc(var(--spacing-unit) * 1);
}

.contact-item h4 {
  margin-bottom: calc(var(--spacing-unit) * 1);
  color: var(--color-text);
}

.contact-item p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

.footer {
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.8);
  padding: calc(var(--spacing-unit) * 8) 0 calc(var(--spacing-unit) * 4);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing-unit) * 6);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.footer-section h4 {
  color: white;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-section p {
  margin-bottom: 0;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: calc(var(--spacing-unit) * 4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
}

.page-hero {
  padding: calc(var(--spacing-unit) * 8) 0;
  background: linear-gradient(135deg, rgba(10, 102, 194, 0.05) 0%, rgba(0, 160, 220, 0.05) 100%);
}

.page-hero h1 {
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

.legal-page, .about-content, .portfolio-content, .services-detail {
  padding: calc(var(--spacing-unit) * 6) 0 calc(var(--spacing-unit) * 10);
  min-height: 60vh;
}

.legal-page h1, .about-content h1 {
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.last-updated {
  color: var(--color-text-light);
  font-size: 0.875rem;
  margin-bottom: calc(var(--spacing-unit) * 5);
}

.legal-page section {
  margin-bottom: calc(var(--spacing-unit) * 5);
}

.legal-page ul, .legal-page ol {
  margin-left: calc(var(--spacing-unit) * 3);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.legal-page li {
  margin-bottom: calc(var(--spacing-unit) * 1);
  line-height: 1.65;
}

.about-section {
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.about-section h2 {
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.approach-list, .commitment-list {
  list-style: none;
  margin-left: 0;
}

.approach-list li, .commitment-list li {
  margin-bottom: calc(var(--spacing-unit) * 2);
  padding-left: calc(var(--spacing-unit) * 2);
  position: relative;
}

.approach-list li::before, .commitment-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.differentiators {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
  margin-top: calc(var(--spacing-unit) * 4);
}

.differentiator {
  padding: calc(var(--spacing-unit) * 3);
  background: var(--color-bg-light);
  border-radius: calc(var(--spacing-unit) * 2);
  border-left: 4px solid var(--color-primary);
}

.differentiator h3 {
  margin-top: 0;
  color: var(--color-text);
}

.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 6);
  align-items: center;
  margin-bottom: calc(var(--spacing-unit) * 8);
  padding: calc(var(--spacing-unit) * 4);
  background: var(--color-bg-light);
  border-radius: calc(var(--spacing-unit) * 2);
}

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

.case-study.case-study-reverse .case-study-image {
  order: 2;
}

.case-study.case-study-reverse .case-study-text {
  order: 1;
}

.case-study-image {
  overflow: hidden;
  border-radius: calc(var(--spacing-unit) * 2);
  height: 400px;
}

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

.case-study-text h2 {
  margin-top: 0;
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.case-study-client {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.case-study h3 {
  margin-top: calc(var(--spacing-unit) * 4);
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--color-text);
}

.case-study-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--spacing-unit) * 3);
  margin-top: calc(var(--spacing-unit) * 4);
  padding-top: calc(var(--spacing-unit) * 4);
  border-top: 1px solid var(--color-border);
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.portfolio-cta {
  padding: calc(var(--spacing-unit) * 8) 0;
  background: var(--color-bg-light);
  text-align: center;
}

.portfolio-cta h2 {
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.service-detail-section {
  margin-bottom: calc(var(--spacing-unit) * 8);
}

.service-detail-section h2 {
  margin-bottom: calc(var(--spacing-unit) * 3);
  color: var(--color-text);
}

.service-detail-section h3 {
  margin-top: calc(var(--spacing-unit) * 4);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.service-detail-section ul {
  margin-left: calc(var(--spacing-unit) * 3);
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.service-detail-section li {
  margin-bottom: calc(var(--spacing-unit) * 1);
}

.technology-stack {
  padding: calc(var(--spacing-unit) * 8) 0;
  background: var(--color-bg);
}

.technology-stack h2 {
  text-align: center;
  margin-bottom: calc(var(--spacing-unit) * 2);
}

.technology-stack > .container > p {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: calc(var(--spacing-unit) * 4);
}

.tech-category {
  padding: calc(var(--spacing-unit) * 4);
  background: var(--color-bg-light);
  border-radius: calc(var(--spacing-unit) * 2);
  text-align: center;
}

.tech-category h3 {
  margin-top: 0;
  color: var(--color-primary);
}

.tech-category p {
  color: var(--color-text-light);
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .hero {
    flex-direction: column;
  }

  .hero-text {
    padding-right: 0;
  }

  .hero-image {
    width: 100%;
  }

  .process-steps::before {
    left: 15px;
  }

  .step {
    padding-left: calc(var(--spacing-unit) * 8);
  }

  .step-number {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
  }

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

  .case-study.case-study-reverse .case-study-image {
    order: 1;
  }

  .case-study.case-study-reverse .case-study-text {
    order: 2;
  }

  .case-study-stats {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .nav {
    gap: calc(var(--spacing-unit) * 2);
  }

  .nav a {
    font-size: 0.9rem;
  }

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

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

  .process-steps {
    padding-left: calc(var(--spacing-unit) * 2);
  }

  .process-steps::before {
    left: 8px;
  }

  .step {
    padding-left: calc(var(--spacing-unit) * 6);
  }

  .step-number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  h1 {
    font-size: 1.875rem;
  }

  h2 {
    font-size: 1.5rem;
  }

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

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .nav {
    display: none;
  }

  .hero {
    padding: calc(var(--spacing-unit) * 4) 0;
  }

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

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .cta-button {
    width: 100%;
    text-align: center;
  }

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

  .value-item {
    padding: calc(var(--spacing-unit) * 2);
  }

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

  .step {
    padding-left: calc(var(--spacing-unit) * 5);
  }

  .step-number {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  h2 {
    font-size: 1.375rem;
  }
}