/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: #1a1a2e;
  background: #fff;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ===== VARIABLES ===== */
:root {
  --primary:   #0d3b7d;
  --accent:    #1976d2;
  --light-bg:  #f4f7fb;
  --border:    #dce4f0;
  --text:      #1a1a2e;
  --muted:     #5a6a82;
  --white:     #ffffff;
  --radius:    8px;
  --shadow:    0 4px 24px rgba(13,59,125,0.09);
  --transition: 0.25s ease;
}

/* ===== UTILITIES ===== */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--light-bg); }
.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: 48px;
  max-width: 600px;
}
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}
.btn-outline:hover { background: var(--white); color: var(--primary); }

/* ===== HEADER / NAV ===== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(13,59,125,0.06);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 9px 20px;
  border-radius: var(--radius);
  font-weight: 600 !important;
}
.nav-cta:hover { background: var(--primary) !important; color: var(--white) !important; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.nav-toggle span { width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: var(--transition); }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1565c0 60%, #1e88e5 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
  top: -200px; right: -150px;
}
.hero-content { max-width: 640px; position: relative; }
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero p {
  font-size: 1.1rem;
  opacity: 0.88;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 8px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 28px;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(13,59,125,0.04);
}
.service-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: var(--accent); }
.service-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, #e3ecfa, #c8dbf6);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.service-card p { font-size: 0.95rem; color: var(--muted); }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-text h2 { margin-bottom: 16px; }
.about-text p { color: var(--muted); margin-bottom: 16px; }
.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.stat { text-align: center; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat strong { display: block; font-size: 1.8rem; font-weight: 800; color: var(--accent); }
.stat span { font-size: 0.85rem; color: var(--muted); }
.about-visual {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 16px;
  padding: 48px 36px;
  color: var(--white);
}
.about-visual h3 { font-size: 1.3rem; margin-bottom: 20px; opacity: 0.9; }
.industry-tag {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.82rem;
  margin: 4px;
  font-weight: 500;
}

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info p { color: var(--muted); margin-bottom: 32px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.contact-item-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  background: var(--light-bg);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-item-text strong { display: block; font-size: 0.82rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; }
.contact-item-text a, .contact-item-text span { color: var(--primary); font-weight: 500; }
.contact-form { background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 36px; box-shadow: var(--shadow); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(25,118,210,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== FOOTER ===== */
footer {
  background: var(--primary);
  color: rgba(255,255,255,0.85);
  padding: 60px 0 28px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand .nav-logo { color: var(--white); margin-bottom: 14px; font-size: 1.3rem; }
.footer-brand p { font-size: 0.9rem; opacity: 0.75; max-width: 280px; }
.footer-col h4 { font-size: 0.88rem; text-transform: uppercase; letter-spacing: 1px; color: var(--white); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 0.9rem; color: rgba(255,255,255,0.7); margin-bottom: 10px; transition: color var(--transition); }
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* ===== INNER PAGE ===== */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1565c0 100%);
  color: var(--white);
  padding: 64px 0 48px;
}
.page-hero h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 10px; }
.page-hero p { opacity: 0.8; font-size: 1rem; }
.legal-content { max-width: 780px; margin: 0 auto; padding: 60px 24px; }
.legal-content h2 { font-size: 1.25rem; font-weight: 700; color: var(--primary); margin: 36px 0 10px; }
.legal-content h3 { font-size: 1.05rem; font-weight: 600; color: var(--primary); margin: 24px 0 8px; }
.legal-content p { color: var(--muted); margin-bottom: 14px; font-size: 0.97rem; }
.legal-content ul { margin: 10px 0 14px 20px; }
.legal-content ul li { color: var(--muted); font-size: 0.97rem; margin-bottom: 8px; list-style: disc; }
.legal-content a { color: var(--accent); text-decoration: underline; }
.last-updated {
  display: inline-block;
  background: var(--light-bg);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 32px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: var(--white); padding: 20px 24px; border-bottom: 1px solid var(--border); gap: 16px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero { padding: 72px 0 56px; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}