:root {
  --bg-deep: #0f172a;
  --bg-surface: #1e293b;
  --bg-border: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-deep);
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.section-heading {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-deep);
  border-bottom: 1px solid var(--bg-surface);
  padding: 0 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.3px;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.2s;
}

.nav-mobile-menu {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--bg-border);
  padding: 16px 0;
  list-style: none;
  z-index: 99;
}

.nav-mobile-menu.is-open {
  display: block;
}

.nav-mobile-menu li a {
  display: block;
  padding: 10px 24px;
  color: var(--text-secondary);
  font-size: 15px;
  transition: color 0.2s;
}

.nav-mobile-menu li a:hover {
  color: var(--text-primary);
}

.hero {
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  padding: 80px 64px;
  background: var(--bg-deep);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -220px;
  right: -220px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.13) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 700px;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero p {
  font-size: 18px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 580px;
  margin-bottom: 40px;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--bg-border);
}

.btn-outline:hover {
  border-color: var(--text-secondary);
}

.section {
  padding: 100px 64px;
}

.section-alt {
  background: var(--bg-surface);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.about-bio h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  margin-bottom: 20px;
}

.about-bio p {
  margin-bottom: 16px;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card {
  background: var(--bg-deep);
  border: 1px solid var(--bg-border);
  border-radius: 10px;
  padding: 24px;
}

.stat-number {
  font-size: 34px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 6px;
  line-height: 1;
}

.stat-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.services-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 56px;
}

.services-header .section-heading {
  font-size: 32px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.service-card {
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 12px;
  padding: 32px 28px;
}

.service-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.service-card p {
  font-size: 15px;
  line-height: 1.7;
}

.how-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.timeline {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(16.66% + 20px);
  right: calc(16.66% + 20px);
  height: 2px;
  background: var(--bg-border);
}

.timeline-step {
  flex: 1;
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
}

.timeline-step h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.timeline-step p {
  font-size: 15px;
  line-height: 1.65;
}

.contact {
  padding: 100px 64px 60px;
  background: var(--bg-deep);
  text-align: center;
  border-top: 1px solid var(--bg-border);
}

.contact h2 {
  font-size: 42px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.contact-intro {
  font-size: 17px;
  margin-bottom: 40px;
}

.contact-form {
  max-width: 520px;
  margin: 0 auto 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 15px;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color 0.2s;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-secondary);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

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

.contact-form .btn {
  width: 100%;
  text-align: center;
  border: none;
  font-size: 15px;
  font-family: inherit;
}

.form-success {
  display: none;
  max-width: 520px;
  margin: 0 auto 32px;
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 10px;
  padding: 32px;
  color: var(--text-primary);
  font-size: 17px;
}

.contact-linkedin {
  display: block;
  margin-bottom: 60px;
  border: none;
}

.footer-copy {
  font-size: 13px;
  color: var(--bg-border);
}

.page-centered {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.coming-soon {
  text-align: center;
  padding: 40px 24px;
}

.coming-soon h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 20px;
}

.coming-soon p {
  font-size: 17px;
  line-height: 1.7;
  max-width: 380px;
  margin: 0 auto;
}

.coming-soon a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--bg-border);
  transition: border-color 0.2s;
}

.coming-soon a:hover {
  border-color: var(--text-primary);
}

.divider {
  width: 40px;
  height: 2px;
  background: var(--accent);
  margin: 36px auto;
}

@media (max-width: 768px) {
  nav {
    padding: 0 24px;
    position: relative;
  }

  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .hero {
    padding: 60px 24px;
    min-height: auto;
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .section {
    padding: 64px 24px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .timeline {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

  .timeline::before {
    display: none;
  }

  .timeline-step {
    width: 100%;
    max-width: 400px;
    text-align: left;
    display: grid;
    grid-template-columns: 56px 1fr;
    grid-template-rows: auto auto;
    column-gap: 20px;
    align-items: start;
    padding: 0;
  }

  .step-number {
    margin: 0;
    grid-row: 1 / 3;
  }

  .timeline-step h3 {
    align-self: center;
  }

  .timeline-step p {
    grid-column: 2;
  }

  .contact {
    padding: 64px 24px 48px;
  }

  .contact h2 {
    font-size: 32px;
  }

  .contact-form {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
}