:root {
  --primary: #0f4c81;
  --secondary: #f0b429;
  --bg: #ffffff;
  --text: #2a2a2a;
  --muted: #6b7280;
  --gray: #f3f4f6;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

.container {
  width: min(1200px, 100% - 3rem);
  margin: 0 auto;
}

.main-header {
  background: #fff;
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0;
}

.logo {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--primary);
}

.logo span {
  color: #111827;
}

.main-nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.main-nav a {
  font-weight: 500;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 9999px;
  font-weight: 600;
  display: inline-block;
}

.btn-secondary {
  background: transparent;
  border: 1px solid rgba(255,255,255,.4);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 9999px;
  font-weight: 500;
}

.hero {
  background: linear-gradient(135deg, #061726 0%, #0f4c81 70%);
  color: #fff;
  padding: 4.5rem 0 4rem;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.hero p {
  max-width: 34rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin: 1.5rem 0;
}

.hero-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  padding: 1.8rem;
  border-radius: 1.5rem;
  backdrop-filter: blur(8px);
}

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

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: #f9fafb;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.section-text {
  color: var(--muted);
  margin-bottom: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 1.2rem;
  padding: 1.5rem;
  box-shadow: 0 8px 18px rgba(15,76,129,0.03);
}

.card h3, .card h2 {
  margin-bottom: 0.8rem;
}

.two-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  align-items: start;
}

.list-check {
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.list-check li {
  position: relative;
  padding-left: 1.5rem;
}

.list-check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
}

.mini-case {
  background: #fff;
  border-radius: 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid #e5e7eb;
  margin-bottom: 0.8rem;
}

.text-link {
  color: var(--primary);
  font-weight: 600;
}

.cta-section {
  background: linear-gradient(135deg, #0f4c81 0%, #0a273e 70%);
  color: #fff;
  padding: 3.5rem 0;
}

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

.cta-content h2 {
  margin-bottom: 1rem;
}

.page-hero {
  background: #0f4c81;
  color: #fff;
  padding: 3rem 0 2.5rem;
  text-align: left;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.case-item {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 1rem;
  padding: 1.3rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 1rem;
  padding: 1.2rem;
}

.blog-card h2 a {
  color: var(--primary);
}

.blog-meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

.contact-form {
  display: grid;
  gap: 0.75rem;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 1.2rem;
  padding: 1.5rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 0.5rem 0.6rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
}

.form-note {
  font-size: 0.75rem;
  color: var(--muted);
}

.site-footer {
  background: #0f172a;
  color: #fff;
  padding: 3rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.site-footer a {
  color: #fff;
}

.footer-copy {
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255,255,255,.5);
}

.legal-content p {
  margin-bottom: 1rem;
}

.menu-toggle {
  background: none;
  border: none;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: #0f172a;
  display: block;
}

@media (max-width: 880px) {
  .hero-content {
    grid-template-columns: 1fr;
  }
  .main-nav {
    position: absolute;
    top: 60px;
    right: 1.5rem;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.5rem;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    display: none;
  }
  .main-nav.show {
    display: flex;
  }
  .menu-toggle {
    display: flex;
  }
  .btn-secondary {
    border-color: rgba(15,76,129,0.25);
    color: #0f4c81;
  }
}