:root {
  --primary-color: #000000;
  --secondary-color: #D4AF37;
  --accent-color: #f5f5f5;
  --text-color: #1a1a1a;
  --text-light: #666;
  --white: #ffffff;
  --background: #fafafa;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --gold: #D4AF37;
  --gold-light: #E5C158;
  --gold-dark: #B8941F;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--white);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.5px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: var(--transition);
}

.logo-link:hover {
  opacity: 0.9;
}

.logo-image {
  height: 40px;
  width: 40px;
  object-fit: contain;
}

.logo-text {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-menu a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary-color);
  transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--white);
  margin: 3px 0;
  transition: var(--transition);
}

.floating-cta {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: linear-gradient(135deg, #000000, var(--secondary-color));
  color: var(--white);
  border: none;
  padding: 16px 24px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.4);
  transition: var(--transition);
  z-index: 999;
  font-size: 14px;
}

.floating-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(212, 175, 55, 0.6);
}

.hero {
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  color: var(--white);
  padding: 160px 0 120px;
  text-align: center;
  margin-top: 64px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(212, 175, 55, 0.1) 50%, transparent 70%);
  pointer-events: none;
}

.hero h1 {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 20px;
  opacity: 0.9;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  display: inline-block;
  background-color: var(--secondary-color);
  color: #000000;
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.4);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.6);
  background-color: var(--gold-light);
}

.services-preview,
.value-proposition,
.services-detail,
.process-section,
.ecosystem-intro,
.ecosystem-components,
.workflow-section,
.example-case,
.about-intro,
.vision-section,
.team-section,
.approach-section,
.faq-section {
  padding: 80px 0;
}

.services-preview {
  background-color: var(--white);
}

.services-preview h2,
.value-proposition h2,
.process-section h2,
.ecosystem-intro h2,
.ecosystem-components h2,
.workflow-section h2,
.example-case h2,
.about-intro h2,
.team-section h2,
.approach-section h2,
.faq-section h2 {
  font-size: 40px;
  text-align: center;
  margin-bottom: 64px;
  color: var(--primary-color);
  font-weight: 700;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.service-card {
  background-color: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid #e0e0e0;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.service-icon {
  font-size: 48px;
  margin-bottom: 24px;
}

.service-card h3 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--primary-color);
}

.service-card p {
  color: var(--text-light);
  line-height: 1.7;
}

.value-proposition {
  background-color: var(--background);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
}

.value-item h3 {
  font-size: 22px;
  margin-bottom: 16px;
  color: var(--primary-color);
}

.value-item p {
  color: var(--text-light);
  line-height: 1.7;
}

.qualification-form {
  background: linear-gradient(135deg, #000000, #1a1a1a);
  color: var(--white);
  padding: 80px 0;
  position: relative;
}

.qualification-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(212, 175, 55, 0.08) 50%, transparent 70%);
  pointer-events: none;
}

.qualification-form h2 {
  text-align: center;
  font-size: 40px;
  margin-bottom: 16px;
  color: var(--white);
}

.form-intro {
  text-align: center;
  font-size: 18px;
  margin-bottom: 48px;
  opacity: 0.9;
}

.multi-step-form {
  background-color: var(--white);
  padding: 48px;
  border-radius: 16px;
  max-width: 700px;
  margin: 0 auto;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.2);
}

.form-step {
  display: none;
}

.form-step.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-step h3 {
  font-size: 24px;
  margin-bottom: 32px;
  color: var(--primary-color);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 16px;
  transition: var(--transition);
  font-family: inherit;
}

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

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.next-step,
.prev-step,
.submit-button {
  padding: 12px 32px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 16px;
}

.next-step,
.submit-button {
  background: linear-gradient(135deg, #000000, #2a2a2a);
  color: var(--white);
  float: right;
  border: 1px solid var(--secondary-color);
}

.next-step:hover,
.submit-button:hover {
  background: linear-gradient(135deg, #1a1a1a, var(--secondary-color));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.prev-step {
  background-color: #e0e0e0;
  color: var(--text-color);
  float: left;
}

.prev-step:hover {
  background-color: #d0d0d0;
}

.form-progress {
  clear: both;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid #e0e0e0;
}

.progress-bar {
  background-color: #e0e0e0;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 16px;
}

.progress-fill {
  background: linear-gradient(90deg, #000000, var(--secondary-color));
  height: 100%;
  width: 33.33%;
  transition: width 0.3s ease;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  max-width: 200px;
  margin: 0 auto;
}

.progress-steps .step {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--text-color);
  transition: var(--transition);
}

.progress-steps .step.active {
  background-color: var(--primary-color);
  color: var(--white);
}

.footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 64px 0 24px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  font-size: 18px;
  margin-bottom: 16px;
}

.footer-section p {
  opacity: 0.8;
  line-height: 1.7;
}

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

.footer-section ul li {
  margin-bottom: 8px;
}

.footer-section a {
  color: var(--white);
  text-decoration: none;
  opacity: 0.8;
  transition: var(--transition);
}

.footer-section a:hover {
  opacity: 1;
  color: var(--secondary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.7;
}

.page-header {
  background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
  color: var(--white);
  padding: 140px 0 80px;
  text-align: center;
  margin-top: 64px;
  position: relative;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(212, 175, 55, 0.1) 50%, transparent 70%);
  pointer-events: none;
}

.page-header h1 {
  font-size: 48px;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 18px;
  opacity: 0.9;
}

.service-detail-card {
  background-color: var(--white);
  padding: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  margin-bottom: 40px;
  border-left: 4px solid var(--secondary-color);
}

.service-detail-icon {
  font-size: 56px;
  margin-bottom: 24px;
}

.service-detail-card h2 {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--primary-color);
}

.service-lead {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 32px;
  line-height: 1.7;
}

.service-detail-card h3 {
  font-size: 20px;
  margin: 32px 0 16px;
  color: var(--primary-color);
}

.service-features {
  list-style: none;
  margin-bottom: 24px;
}

.service-features li {
  padding: 12px 0 12px 32px;
  position: relative;
  color: var(--text-light);
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: 700;
  font-size: 18px;
}

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

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}

.process-step {
  text-align: center;
  padding: 32px;
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #000000, var(--secondary-color));
  color: var(--white);
  font-size: 28px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.process-step h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--primary-color);
}

.cta-section {
  background: linear-gradient(135deg, #000000, #1a1a1a);
  color: var(--white);
  padding: 80px 0;
  text-align: center;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(212, 175, 55, 0.08) 50%, transparent 70%);
  pointer-events: none;
}

.cta-section h2 {
  font-size: 36px;
  margin-bottom: 16px;
  color: var(--white);
}

.cta-section p {
  font-size: 18px;
  margin-bottom: 32px;
  opacity: 0.9;
}

.ecosystem-card {
  background-color: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  margin-bottom: 32px;
  border-left: 4px solid var(--secondary-color);
}

.ecosystem-card.primary {
  border-left-width: 8px;
  border-left-color: var(--primary-color);
}

.ecosystem-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.ecosystem-card h2 {
  font-size: 28px;
  margin-bottom: 8px;
  color: var(--primary-color);
}

.ecosystem-role {
  font-size: 14px;
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.ecosystem-functions {
  list-style: none;
  margin-top: 24px;
}

.ecosystem-functions li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--text-light);
}

.ecosystem-functions li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: 700;
}

.workflow-diagram {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.workflow-step {
  flex: 1;
  min-width: 180px;
  text-align: center;
  padding: 24px;
  background-color: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.workflow-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--secondary-color);
  color: #000000;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.workflow-arrow {
  font-size: 24px;
  color: var(--secondary-color);
  font-weight: 700;
}

.case-study {
  background-color: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.case-study h3 {
  font-size: 24px;
  margin-bottom: 24px;
  color: var(--primary-color);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.case-item {
  padding: 20px;
  background-color: var(--background);
  border-radius: 8px;
  border-left: 3px solid var(--secondary-color);
}

.case-result {
  margin-top: 24px;
  padding: 20px;
  background-color: var(--background);
  border-radius: 8px;
  font-size: 16px;
}

.lead-text {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-light);
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.vision-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 40px;
}

.vision-card {
  background-color: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.vision-card h3 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--primary-color);
}

.values-list {
  list-style: none;
}

.values-list li {
  padding: 12px 0;
  color: var(--text-light);
}

.team-intro {
  text-align: center;
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 48px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.team-member {
  background-color: var(--white);
  padding: 32px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-align: center;
}

.member-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #000000, var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 24px;
}

.team-member h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--primary-color);
}

.member-role {
  font-size: 14px;
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: 16px;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.approach-item {
  background-color: var(--white);
  padding: 32px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.approach-item h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--primary-color);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.faq-item {
  background-color: var(--white);
  padding: 32px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.faq-item h3 {
  font-size: 18px;
  margin-bottom: 12px;
  color: var(--primary-color);
}

.faq-item p {
  color: var(--text-light);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--primary-color);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
  }

  .nav-menu.active {
    display: flex;
  }

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

  .hero h1 {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

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

  .multi-step-form {
    padding: 32px 24px;
  }

  .floating-cta {
    bottom: 16px;
    right: 16px;
    padding: 12px 20px;
    font-size: 13px;
  }

  .workflow-diagram {
    flex-direction: column;
  }

  .workflow-arrow {
    transform: rotate(90deg);
  }

  .page-header h1 {
    font-size: 32px;
  }

  .service-detail-card {
    padding: 32px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}