:root {
  --primary: #0a0e27;
  --accent: #00e5ff;
  --accent-alt: #e040fb;
  --bg: #f5f6fa;
  --text-dark: #1a1a2e;
  --text-light: #ffffff;
  --border: #d0d4e0;
  --surface: #ffffff;
  --muted: #6b7280;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  color: var(--text-dark);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Navigation ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  background: var(--primary);
  color: var(--text-light);
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-light);
  text-decoration: none;
}

.navbar .logo svg {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.navbar-links a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--accent);
}

.navbar-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.navbar .btn {
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

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

.btn-primary:hover {
  background: #33ebff;
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

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

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

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--text-light);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ── Hero ── */
.hero {
  padding: 80px 0 64px;
  background: var(--primary);
  color: var(--text-light);
  text-align: center;
}

.page-hero {
  padding: 48px 0 36px;
  background: var(--primary);
  color: var(--text-light);
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 12px;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 600px;
  margin: 0 auto;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

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

.hero .sub-lead {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 640px;
  margin: 0 auto 36px;
}

.hero .hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Section ── */
.section {
  padding: 64px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.section-header p {
  color: var(--muted);
  max-width: 580px;
  margin: 0 auto;
}

/* ── Value Props ── */
.value-props {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.value-prop {
  text-align: center;
  padding: 32px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.value-prop .icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.value-prop h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.value-prop p {
  color: var(--muted);
  font-size: 0.92rem;
}

/* ── Services Grid ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 22px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.service-card:hover {
  box-shadow: 0 6px 24px rgba(10, 14, 39, 0.08);
  transform: translateY(-2px);
}

.service-card .card-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 255, 0.1);
  border-radius: 8px;
  font-size: 1.4rem;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ── About Strip ── */
.about-strip {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-strip .container {
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.about-strip .about-text {
  flex: 1 1 300px;
}

.about-strip .about-text h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}

.about-strip .about-text p {
  color: var(--muted);
  font-size: 0.95rem;
}

.about-strip .about-visual {
  flex: 0 0 auto;
  font-size: 4rem;
}

/* ── Credentials Strip ── */
.credentials {
  background: var(--primary);
  color: var(--text-light);
}

.credentials .cred-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: center;
}

.credentials .cred-item {
  text-align: center;
  min-width: 140px;
}

.credentials .cred-item .cred-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 4px;
}

.credentials .cred-item .cred-value {
  font-size: 1rem;
  font-weight: 600;
}

/* ── CTA Strip ── */
.cta-strip {
  background: linear-gradient(135deg, var(--primary) 0%, #161b4a 100%);
  color: var(--text-light);
  text-align: center;
  padding: 64px 0;
}

.cta-strip h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-strip p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
}

.cta-strip .cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-strip .btn-primary {
  background: var(--accent);
  color: var(--primary);
}

.cta-strip .btn-outline {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--text-light);
}

.cta-strip .btn-outline:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--primary);
}

/* ── Footer ── */
.footer {
  background: #060818;
  color: rgba(255, 255, 255, 0.65);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 36px;
}

.footer-col h4 {
  color: var(--text-light);
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-col p,
.footer-col a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
  line-height: 1.7;
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--accent);
}

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

.footer-col ul li {
  margin-bottom: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .navbar-links,
  .navbar-cta {
    display: none;
  }

  .navbar-links.open,
  .navbar-cta.open {
    display: flex;
    flex-direction: column;
  }

  .hamburger {
    display: flex;
  }

  .navbar {
    flex-wrap: wrap;
  }

  .hero {
    padding: 56px 0 48px;
  }

  .section {
    padding: 44px 0;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

  .about-strip .container {
    flex-direction: column;
    text-align: center;
  }

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

  .credentials .cred-grid {
    gap: 20px;
  }

  .cta-strip h2 {
    font-size: 1.4rem;
  }
}

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