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

:root {
  --color-primary: #000000;
  --color-primary-soft: #1a1a1a;
  --color-accent: #00ff88;
  --color-text: #000000;
  --color-text-secondary: #666666;
  --color-text-tertiary: #999999;
  --color-bg: #ffffff;
  --color-bg-alt: #fafafa;
  --color-bg-dark: #0a0a0a;
  --color-border: #e5e5e5;
  --color-border-dark: #2a2a2a;

  --shadow-subtle: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  --font-mono: "SF Mono", "Consolas", "Monaco", "Courier New", monospace;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

.header {
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-image {
  width: 32px;
  height: 32px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.site-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
  font-family: var(--font-mono);
}

.nav {
  display: flex;
  gap: 48px;
  align-items: center;
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 400;
  font-size: 13px;
  transition: color var(--transition-fast);
  position: relative;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-link:hover {
  color: var(--color-text);
}

.nav-link.active {
  color: var(--color-text);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -24px;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--color-text);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  width: 20px;
  height: 1px;
  background-color: var(--color-text);
  transition: all var(--transition-normal);
}

.hero {
  background-color: var(--color-bg);
  padding: 160px 0 120px;
  position: relative;
}

.hero-content {
  max-width: 880px;
  margin: 0 auto;
}

.hero-title {
  font-size: 72px;
  font-weight: 400;
  margin-bottom: 32px;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 18px;
  margin-bottom: 48px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-weight: 400;
  max-width: 640px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid;
  cursor: pointer;
  letter-spacing: 0.02em;
  font-family: var(--font-mono);
  text-transform: uppercase;
}

.btn-primary {
  background-color: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
}

.btn-primary:hover {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary-soft);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary:hover {
  background-color: var(--color-bg-alt);
  border-color: var(--color-text);
}

.features {
  padding: 140px 0;
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.features-header {
  max-width: 640px;
  margin-bottom: 100px;
}

.section-title {
  font-size: 48px;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--color-text);
  letter-spacing: -0.03em;
  text-transform: none;
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-weight: 400;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 80px;
}

.feature-card {
  background-color: transparent;
  padding: 0;
  border: none;
  transition: all var(--transition-normal);
}

.feature-icon {
  color: var(--color-text);
  margin-bottom: 32px;
  width: 40px;
  height: 40px;
  opacity: 1;
}

.feature-title {
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 20px;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.feature-description {
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 16px;
  font-weight: 400;
}

.feature-card h3 {
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 20px;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.feature-card p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 16px;
}

.cta {
  background-color: var(--color-bg-dark);
  color: white;
  padding: 140px 0;
  text-align: left;
  border-top: 1px solid var(--color-border-dark);
}

.cta-content h2 {
  font-size: 48px;
  font-weight: 400;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  max-width: 720px;
}

.cta-content p {
  font-size: 18px;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.6);
  max-width: 560px;
}

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

.cta .btn-primary:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

.footer {
  background-color: var(--color-bg-dark);
  padding: 80px 0 40px;
  border-top: 1px solid var(--color-border-dark);
  color: rgba(255, 255, 255, 0.6);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 64px;
  margin-bottom: 64px;
}

.footer-section h4 {
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.footer-section p {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  font-size: 14px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
  font-size: 14px;
}

.footer-links a:hover {
  color: rgba(255, 255, 255, 0.9);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--color-border-dark);
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
  font-family: var(--font-mono);
}

.page-header {
  background-color: var(--color-bg);
  padding: 120px 0 80px;
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
  font-size: 56px;
  font-weight: 400;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.page-header p {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 720px;
  line-height: 1.7;
}

.content-section {
  padding: 100px 0;
}

.about-content {
  display: grid;
  gap: 80px;
  max-width: 960px;
}

.about-text h2 {
  font-size: 36px;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.about-text p {
  margin-bottom: 24px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 16px;
}

.values-list {
  list-style: none;
  margin-top: 32px;
  display: grid;
  gap: 16px;
}

.values-list li {
  padding-left: 32px;
  position: relative;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 15px;
}

.values-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-text);
  font-weight: 400;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 100px;
}

.stat-card {
  text-align: left;
  padding: 48px 0;
  background-color: transparent;
  border-top: 1px solid var(--color-border);
}

.stat-number {
  font-size: 56px;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.03em;
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

.team-member {
  background-color: transparent;
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.team-member:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-text);
}

.team-photo {
  width: 100%;
  height: 360px;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter var(--transition-normal);
}

.team-member:hover .team-photo img {
  filter: grayscale(0%);
}

.team-member h3 {
  font-size: 20px;
  font-weight: 500;
  margin: 32px 32px 8px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.team-role {
  color: var(--color-text-secondary);
  font-weight: 400;
  margin-bottom: 16px;
  font-size: 13px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: 32px;
}

.team-bio {
  color: var(--color-text-secondary);
  padding: 0 32px 32px;
  line-height: 1.7;
  font-size: 14px;
}

.team-more {
  text-align: center;
  padding: 64px 32px;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.team-note {
  font-size: 15px;
  color: var(--color-text-secondary);
  font-style: italic;
}

.services-grid {
  display: grid;
  gap: 64px;
}

.service-card {
  background-color: transparent;
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-text);
}

.service-image {
  width: 100%;
  height: 100%;
  min-height: 400px;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter var(--transition-normal);
}

.service-card:hover .service-image img {
  filter: grayscale(0%);
}

.service-content {
  padding: 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.service-content h3 {
  font-size: 32px;
  font-weight: 400;
  margin-bottom: 20px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.service-content > p {
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
  font-size: 15px;
}

.service-features {
  list-style: none;
  display: grid;
  gap: 12px;
}

.service-features li {
  padding-left: 24px;
  position: relative;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

.service-features li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-text);
  font-weight: 400;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 100px;
  max-width: 1100px;
}

.contact-info h2 {
  font-size: 40px;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.contact-info > p {
  color: var(--color-text-secondary);
  margin-bottom: 56px;
  line-height: 1.8;
  font-size: 15px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.contact-item h3 {
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.contact-item p {
  color: var(--color-text);
  line-height: 1.7;
  font-size: 15px;
}

.contact-item a {
  color: var(--color-text);
  text-decoration: none;
  transition: opacity var(--transition-fast);
  border-bottom: 1px solid var(--color-border);
  display: inline-block;
}

.contact-item a:hover {
  opacity: 0.6;
}

.support-note {
  font-size: 13px;
  font-style: italic;
  margin-top: 8px;
  color: var(--color-text-secondary);
}

.contact-form-wrapper {
  background-color: transparent;
  padding: 0;
  border: none;
}

.contact-form h2 {
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 40px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.form-group {
  margin-bottom: 32px;
}

.form-group label {
  display: block;
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  font-weight: 400;
  font-size: 13px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 16px 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
  font-family: inherit;
  transition: border-color var(--transition-fast);
  background-color: transparent;
  color: var(--color-text);
}

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

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-message {
  margin-top: 24px;
  padding: 16px 0;
  display: none;
  font-size: 14px;
  border-top: 1px solid;
}

.form-message.success {
  display: block;
  color: var(--color-text);
  border-color: var(--color-text);
}

.form-message.error {
  display: block;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 32px;
  font-weight: 400;
  margin-top: 64px;
  margin-bottom: 20px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.legal-content p {
  margin-bottom: 20px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 15px;
}

.legal-content ul {
  margin-bottom: 20px;
  padding-left: 32px;
}

.legal-content li {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 15px;
}

.legal-content a {
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}

.legal-content a:hover {
  opacity: 0.6;
}

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 80px;
  }

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

  .service-card {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

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

  .hero-title {
    font-size: 48px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero {
    padding: 100px 0 80px;
  }

  .section-title {
    font-size: 36px;
  }

  .page-header h1 {
    font-size: 40px;
  }

  .page-header {
    padding: 80px 0 60px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 64px;
  }

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

  .features,
  .cta {
    padding: 100px 0;
  }

  .content-section {
    padding: 80px 0;
  }

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

  .service-content {
    padding: 40px;
  }

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

  .container {
    padding: 0 24px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 80px 0 60px;
  }

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

  .hero-subtitle {
    font-size: 15px;
  }

  .features,
  .content-section,
  .cta {
    padding: 80px 0;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .container {
    padding: 0 20px;
  }

  .section-title {
    font-size: 28px;
  }

  .service-content {
    padding: 32px 24px;
  }

  .header-content {
    padding: 20px 0;
  }
}
.contact-disclaimer {
    padding-left: 180px;
}