:root {
  font-family: 'Helvetica', Arial, sans-serif;
  color: #0a0d17;
  background: #f5f7fb;
  --primary: #19caff;
  --dark: #0a0d17;
  --muted: #3a4355;
  --bg-dark: #0f1726;
  --bg-darker: #091021;
  --card: rgba(255, 255, 255, 0.92);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #071123 0%, #0b1727 32%, #f5f7fb 48%);
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
select,
textarea {
  font: inherit;
}

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

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.nav {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
  background: rgba(8, 18, 34, 0.18);
  backdrop-filter: blur(18px);
  border-radius: 24px;
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.12em;
}

.nav-links {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: #e2e8f0;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.35);
  color: #ffffff;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  cursor: pointer;
}

.topbar {
  padding: 0.75rem 0;
  color: #d7e9ff;
  font-size: 0.88rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.92;
}

.hero {
  min-height: 100vh;
  padding: 3.5rem 0 2rem;
  display: grid;
  align-items: center;
  position: relative;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(25, 202, 255, 0.22), transparent 28%), radial-gradient(circle at center right, rgba(255,255,255,0.15), transparent 20%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  padding: 8rem 0 4rem;
  max-width: 720px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.85rem;
  color: #9fcfff;
  margin-bottom: 1.35rem;
}

.hero h1 {
  font-size: clamp(3rem, 5vw, 4.8rem);
  line-height: 0.95;
  margin: 0;
  color: #ffffff;
}

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

.hero-copy {
  margin: 1.8rem 0 2.4rem;
  font-size: 1.05rem;
  max-width: 680px;
  color: #e2e8f0;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.highlight-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 24px;
  padding: 1.5rem;
  color: #f8fbff;
  backdrop-filter: blur(16px);
}

.highlight-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 999px;
  background: rgba(25, 202, 255, 0.18);
  color: #bde8ff;
  font-weight: 700;
  margin-bottom: 1rem;
}

.highlight-card h3 {
  margin: 0;
  font-size: 1.1rem;
}

.highlight-card p {
  margin: 0.75rem 0 0;
  line-height: 1.8;
  color: rgba(226, 232, 240, 0.92);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.95rem 1.8rem;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--primary);
  color: #0b1727;
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.35);
  color: #ffffff;
  background: transparent;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: -2rem;
  padding: 1rem 0 2rem;
}

.stat-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 1.6rem;
  border-radius: 24px;
  text-align: center;
  color: #fafafa;
  backdrop-filter: blur(12px);
}

.stat-value {
  font-size: 2.5rem;
  margin: 0;
  font-weight: 800;
}

.stat-label {
  margin: 0.75rem 0 0;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.section {
  padding: 4.5rem 0;
}

.section-light {
  background: #f8fafc;
}

.section-dark {
  background: #0b1320;
  color: #e2e8f0;
}

.section-dark.advantage {
  background: linear-gradient(180deg, rgba(11, 19, 32, 0.98) 0%, #08111f 100%);
}

.section-tag {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.section-tag.light {
  color: #62d6ff;
}

.section h2 {
  margin: 0;
  font-size: clamp(2rem, 2.5vw, 3rem);
  line-height: 1.05;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  align-items: start;
}

.panel {
  background: #ffffff;
  border-radius: 28px;
  padding: 2rem;
  box-shadow: 0 30px 80px rgba(8, 20, 44, 0.12);
  color: #0a0d17;
}

.panel-item + .panel-item {
  margin-top: 1.5rem;
}

.panel-item h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.panel-item p {
  margin: 0;
  color: #475569;
  line-height: 1.75;
}

.service-grid,
.team-grid,
.industry-grid,
.expertise-grid,
.advantage-grid,
.hero-highlights,
.trust-logos {
  display: grid;
  gap: 1.5rem;
}

.service-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.advantage-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 2rem;
}

.advantage-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 24px;
  padding: 2rem;
  color: #ffffff;
}

.advantage-card h3 {
  margin: 0 0 0.85rem;
}

.advantage-card p {
  margin: 0;
  color: #d0d9e4;
  line-height: 1.75;
}

.trust-header {
  max-width: 640px;
}

.trust-logos {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 1.75rem;
}

.trust-logos span {
  background: #ffffff;
  color: #0a0d17;
  padding: 1.1rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.service-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 24px;
  padding: 2rem;
  min-height: 240px;
}

.service-card h3 {
  margin-top: 0;
  color: #ffffff;
}

.service-card p {
  margin: 1rem 0 0;
  color: #cbd5e1;
  line-height: 1.75;
}

.align-center {
  align-items: center;
}

.expertise-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 2rem;
}

.expertise-card {
  background: #ffffff;
  color: #0a0d17;
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(10, 13, 23, 0.08);
}

.expertise-card strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.45rem;
}

.frameworks {
  margin-top: 2.5rem;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 24px;
  padding: 1.8rem;
}

.frameworks h3 {
  margin-top: 0;
}

.frameworks p {
  margin: 0.8rem 0 0;
  color: #cbd5e1;
  line-height: 1.8;
}

.team-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 2rem;
}

.team-card {
  background: rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 2rem;
  color: #ffffff;
}

.team-card h3 {
  margin: 0 0 0.5rem;
}

.team-role {
  margin: 0;
  color: #62d6ff;
  font-size: 0.95rem;
}

.team-card p {
  margin: 1rem 0 0;
  line-height: 1.75;
  color: #cbd5e1;
}

.industry-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 2rem;
}

.industry-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem;
  background: #ffffff;
  color: #0a0d17;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  color: #cbd5e1;
}

.contact-list li {
  margin-bottom: 0.85rem;
}

.contact-card {
  background: #0f1726;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 28px;
  padding: 2rem;
}

.contact-card h3 {
  margin-top: 0;
}

.contact-card p {
  color: #cbd5e1;
  line-height: 1.8;
}

.footer {
  padding: 2rem 0 3rem;
  color: #94a3b8;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .grid-2,
  .service-grid,
  .expertise-grid,
  .team-grid,
  .industry-grid,
  .advantage-grid,
  .hero-highlights,
  .trust-logos {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .nav {
    flex-wrap: wrap;
  }

  .nav-links {
    width: 100%;
    flex-direction: column;
    background: rgba(11,19,32,0.95);
    border-radius: 22px;
    padding: 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .nav-links.open {
    max-height: 240px;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-toggle {
    display: inline-flex;
  }
}