/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: system-ui, -apple-system, Segoe UI, sans-serif;
}

body {
  color: #1e293b;
  background: #ffffff;
  line-height: 1.6;
}

/* UTILITIES */
.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 1rem;
}

.section {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2rem;
}

.section-title.light {
  color: #fff;
}

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

/* BUTTONS */
.btn-primary {
  background: #2563eb;
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  display: inline-block;
}

.btn-primary:hover {
  background: #1d4ed8;
}

.btn-outline {
  border: 2px solid #2563eb;
  color: #2563eb;
  padding: 0.7rem 1.5rem;
  border-radius: 6px;
}

/* HEADER */
.site-header {
  background: #0f172a;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.brand {
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
}

.nav-menu {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-menu a {
  color: #cbd5f5;
}

.nav-menu a.active,
.nav-menu a:hover {
  color: #fff;
}

.nav-toggle {
  display: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  padding: 5rem 0;
  align-items: center;
}

.hero h1 {
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
}

.hero-box {
  background: #2563eb;
  color: #fff;
  padding: 2.5rem;
  border-radius: 12px;
}

/* TRUST */
.trust {
  background: #f1f5f9;
  padding: 1.5rem 0;
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
  font-weight: 500;
}

/* CARDS */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.card {
  background: #f8fafc;
  padding: 2rem;
  border-radius: 10px;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-6px);
}

/* EXPERTISE */
.expertise {
  background: #0f172a;
  padding: 4rem 0;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  color: #e5e7eb;
  text-align: center;
}

/* CTA */
.cta-section {
  padding: 4rem 0;
  background: #2563eb;
  color: #fff;
}

.cta-box {
  text-align: center;
}

/* FOOTER */
.site-footer {
  background: #020617;
  color: #cbd5f5;
  padding: 3rem 0 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-grid a {
  display: block;
  margin-top: 0.5rem;
}

.footer-bottom {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #94a3b8;
}

/* ===================== */
/* 📱 MOBILE RESPONSIVE */
/* ===================== */

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

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

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

  .trust-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

@media (max-width: 640px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 70px;
    right: 0;
    background: #0f172a;
    flex-direction: column;
    width: 100%;
    padding: 1rem;
  }

  .nav-toggle {
    display: block;
  }

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

  .hero h1 {
    font-size: 2rem;
  }
}