/* ── Variables ── */
:root {
  --primary: #13324A;
  --secondary: #D3484B;
  --bg: #FFFBF6;
  --bg-2: #F4F1EA;
  --text: #0E2537;
  --text-muted: #5a6f7e;
  --radius: 12px;
  --max-w: 960px;
}

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ── Utilities ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 251, 246, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(14, 37, 55, 0.06);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

/* ── Hero ── */
.hero {
  position: relative;
  padding: 160px 0 120px;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(19, 50, 74, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 80% 20%, rgba(211, 72, 75, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(36px, 6vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--primary);
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 19px);
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── Section Title ── */
.section-title {
  text-align: center;
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}

/* ── Products ── */
.products {
  padding: 80px 0 100px;
}

.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.product-card {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  background: var(--bg-2);
  border-radius: var(--radius);
  padding: 40px 36px;
  transition: transform 0.25s, box-shadow 0.25s;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(19, 50, 74, 0.08);
}

.product-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--primary);
  color: var(--bg);
}

.product-info {
  flex: 1;
}

.product-name {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

.product-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary);
  transition: gap 0.2s;
}

.product-link:hover {
  gap: 10px;
}

/* ── Contact ── */
.contact {
  padding: 80px 0 100px;
  background: var(--primary);
  text-align: center;
}

.contact .section-title {
  color: var(--bg);
}

.contact-company {
  font-size: 17px;
  color: rgba(255, 251, 246, 0.7);
  margin-bottom: 8px;
}

.contact-email {
  font-size: 18px;
  font-weight: 600;
  color: var(--bg);
  transition: opacity 0.2s;
}

.contact-email:hover {
  opacity: 0.75;
}

/* ── Footer ── */
.footer {
  padding: 32px 0;
  background: var(--bg-2);
  text-align: center;
}

.footer-text {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .hero {
    padding: 130px 0 80px;
  }

  .products {
    padding: 60px 0 72px;
  }

  .product-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 32px 24px;
    gap: 20px;
  }

  .contact {
    padding: 60px 0 72px;
  }
}