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

body {
  font-family: 'Inter', sans-serif;
  color: #0f172a;
  line-height: 1.6;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ── Nav ── */
.navbar {
  position: fixed; top: 0; width: 100%;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  z-index: 1000;
}

.nav-content { display: flex; align-items: center; justify-content: space-between; height: 60px; }

.logo, .logo-sm {
  font-size: 1.3rem; font-weight: 700;
  text-decoration: none; color: #0f172a; letter-spacing: -0.5px;
}
.logo span, .logo-sm span { color: #2563eb; }

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

.nav-links a {
  text-decoration: none; color: #475569;
  font-size: 0.88rem; font-weight: 500; transition: color 0.2s;
}
.nav-links a:hover { color: #0f172a; }

.btn-nav {
  background: #2563eb !important; color: #fff !important;
  padding: 8px 20px; border-radius: 6px;
}
.btn-nav:hover { background: #1d4ed8 !important; }

.menu-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; }

/* ── Hero ── */
.hero {
  position: relative;
  padding: 160px 0 100px;
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  color: #fff;
  overflow: hidden;
}

.hero-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 20%, rgba(37,99,235,0.15) 0%, transparent 60%);
}

.hero-inner { position: relative; z-index: 1; max-width: 640px; }

.hero-tag {
  display: inline-block;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: #60a5fa; margin-bottom: 20px;
}

.hero h1 {
  font-size: 3rem; font-weight: 700; line-height: 1.1;
  letter-spacing: -1px; margin-bottom: 20px;
}

.hero p { font-size: 1.05rem; color: #94a3b8; line-height: 1.7; margin-bottom: 36px; }

.hero-buttons { display: flex; gap: 12px; }

.btn {
  padding: 12px 28px; border-radius: 8px;
  font-size: 0.9rem; font-weight: 600;
  text-decoration: none; border: none; cursor: pointer;
  transition: all 0.2s;
}

.btn-primary { background: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4ed8; }

.btn-ghost {
  background: rgba(255,255,255,0.08); color: #e2e8f0;
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover { background: rgba(255,255,255,0.14); }

/* ── Stats ── */
.stats { padding: 48px 0; border-bottom: 1px solid #f1f5f9; }

.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; text-align: center; }

.stat-number { display: block; font-size: 1.8rem; font-weight: 700; color: #2563eb; }
.stat-label { font-size: 0.82rem; color: #64748b; font-weight: 500; }

/* ── Section common ── */
.section-tag {
  display: inline-block;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: #2563eb; margin-bottom: 10px;
}

h2 { font-size: 2rem; font-weight: 700; letter-spacing: -0.5px; margin-bottom: 12px; }

.section-sub { color: #64748b; max-width: 500px; margin: 0 auto 40px; }

/* ── Capabilities ── */
.capabilities { padding: 96px 0; background: #f8fafc; }
.capabilities .section-tag, .capabilities h2 { text-align: center; display: block; }

.cap-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }

.cap-card {
  background: #fff; border: 1px solid #e2e8f0; border-radius: 12px;
  padding: 32px 28px; transition: all 0.25s;
}
.cap-card:hover { border-color: #2563eb; box-shadow: 0 4px 20px rgba(37,99,235,0.08); transform: translateY(-2px); }

.cap-num { font-size: 0.8rem; font-weight: 700; color: #2563eb; margin-bottom: 14px; }

.cap-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.cap-card p { font-size: 0.9rem; color: #64748b; line-height: 1.6; }

/* ── Contracts ── */
.contracts { padding: 96px 0; text-align: center; }

.vehicle-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 14px;
  max-width: 600px; margin: 0 auto;
}

.vehicle {
  padding: 16px; border: 1px solid #e2e8f0; border-radius: 8px;
  font-size: 0.9rem; font-weight: 600; color: #334155;
  transition: all 0.2s;
}
.vehicle:hover { border-color: #2563eb; color: #2563eb; background: #eff6ff; }

/* ── About ── */
.about { padding: 96px 0; background: #f8fafc; }

.about-inner { max-width: 680px; margin: 0 auto; }

.about-text p { color: #475569; margin-bottom: 16px; font-size: 0.95rem; }

.cert-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 28px; }

.cert {
  padding: 6px 16px; border-radius: 20px;
  font-size: 0.78rem; font-weight: 600;
  background: #eff6ff; color: #2563eb;
}

/* ── Contact ── */
.contact { padding: 96px 0; }
.contact .section-tag, .contact h2 { text-align: center; display: block; }

.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 56px; margin-top: 48px;
}

.contact-item { margin-bottom: 28px; }
.contact-label { font-size: 0.75rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: #94a3b8; display: block; margin-bottom: 6px; }
.contact-item p { color: #334155; font-size: 0.95rem; }

.contact-form { display: flex; flex-direction: column; gap: 12px; }

.contact-form input,
.contact-form textarea {
  padding: 12px 16px; border: 1px solid #e2e8f0; border-radius: 8px;
  font-family: inherit; font-size: 0.9rem; background: #f8fafc;
  transition: border-color 0.2s;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: #2563eb; background: #fff; }

.contact-form .btn { width: 100%; text-align: center; }

/* ── Footer ── */
.footer { padding: 28px 0; border-top: 1px solid #f1f5f9; }

.footer-content {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.82rem; color: #94a3b8;
}

.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #94a3b8; text-decoration: none; }
.footer-links a:hover { color: #0f172a; }

/* ── Mobile ── */
@media (max-width: 768px) {
  .container { padding: 0 20px; }

  .menu-toggle { display: block; }

  .nav-links {
    display: none; position: absolute; top: 60px; left: 0; width: 100%;
    background: #fff; flex-direction: column; padding: 20px 24px; gap: 16px;
    border-bottom: 1px solid #e2e8f0;
  }
  .nav-links.open { display: flex; }
  .btn-nav { text-align: center; display: block; }

  /* Hero — centered, breathing room */
  .hero { padding: 120px 0 72px; text-align: center; }
  .hero-inner { max-width: 100%; }
  .hero-tag { font-size: 0.68rem; }
  .hero h1 { font-size: 2rem; line-height: 1.15; }
  .hero h1 br { display: none; }
  .hero p { font-size: 0.95rem; margin-bottom: 28px; }
  .hero-buttons { flex-direction: row; justify-content: center; gap: 10px; }
  .hero-buttons .btn { padding: 10px 22px; font-size: 0.85rem; }

  /* Stats */
  .stats { padding: 28px 0; }
  .stats-grid { grid-template-columns: repeat(2,1fr); gap: 20px; }
  .stat-number { font-size: 1.4rem; }
  .stat-label { font-size: 0.75rem; }

  /* Sections */
  .capabilities, .contracts, .about, .contact { padding: 56px 0; }
  h2 { font-size: 1.5rem; }
  .section-sub { font-size: 0.88rem; }

  /* Capability cards */
  .cap-grid { grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
  .cap-card { padding: 20px 16px; }
  .cap-card h3 { font-size: 0.95rem; }
  .cap-card p { font-size: 0.82rem; }
  .cap-num { font-size: 0.72rem; margin-bottom: 10px; }

  /* Vehicles */
  .vehicle-grid { grid-template-columns: 1fr; max-width: 280px; }
  .vehicle { padding: 12px; font-size: 0.85rem; }

  /* About */
  .about-inner { text-align: center; }
  .about-text p { font-size: 0.9rem; }
  .cert-row { justify-content: center; }

  /* Contact */
  .contact .section-tag, .contact h2 { text-align: center; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; margin-top: 28px; }
  .contact-info { text-align: center; }
  .contact-label { text-align: center; }
  .contact-item p { text-align: center; }
  .contact-item { margin-bottom: 20px; }

  /* Footer */
  .footer-content { flex-direction: column; gap: 10px; text-align: center; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 1.7rem; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; text-align: center; }
  .cap-grid { grid-template-columns: 1fr; }
  .stats-grid { gap: 16px; }
  .stat-number { font-size: 1.2rem; }
}