:root {
  --bg: #f7f9fc;
  --surface: #ffffff;
  --text: #1a2233;
  --muted: #596275;
  --primary: #1f4aa8;
  --primary-dark: #17397f;
  --border: #dde4f0;
  --shadow: 0 12px 32px rgba(14, 30, 62, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f9fbff 0%, #f6f8fc 100%);
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
  text-decoration: none;
}

.brand span {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.94rem;
}

.site-nav a.active,
.site-nav a:hover {
  color: var(--primary);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
  padding: 0.35rem 0.6rem;
  font-size: 1.1rem;
}

.hero {
  padding: 5.5rem 0 4rem;
  background: radial-gradient(circle at 15% 15%, #e7efff 0%, transparent 35%),
    radial-gradient(circle at 85% 10%, #eef5ff 0%, transparent 30%);
}

.small-hero {
  padding: 4rem 0 2rem;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
}

.hero p {
  margin-top: 1rem;
  color: var(--muted);
  max-width: 720px;
  font-size: 1.06rem;
}

.section {
  padding: 3rem 0;
}

.alt-bg {
  background: #f2f6fd;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

h2 {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.grid {
  display: grid;
  gap: 1rem;
}

.cards-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.card h3,
.card h2 {
  margin-top: 0;
}

.product-card .ownership {
  margin-bottom: 0;
  color: var(--muted);
  font-weight: 600;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 0.65rem 1rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 0.5rem;
}

.btn:hover {
  background: var(--primary-dark);
  text-decoration: none;
}

.trust-box p {
  margin: 0.45rem 0;
}

.prose h2 {
  margin-top: 1.6rem;
  font-size: 1.2rem;
}

.prose p {
  margin: 0.8rem 0;
}

.contact-grid {
  grid-template-columns: 1fr 1fr;
}

label {
  display: block;
  margin: 0.6rem 0 0.3rem;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem;
  font: inherit;
  background: #fff;
}

input:focus,
textarea:focus {
  outline: 2px solid #dce7ff;
  border-color: #bdd1fa;
}

.site-footer {
  margin-top: 2rem;
  background: #0f1726;
  color: #e7ecf8;
  padding: 2rem 0;
}

.site-footer p {
  margin: 0.35rem 0;
}

.site-footer a {
  color: #d2e0ff;
}

@media (max-width: 900px) {
  .cards-3,
  .cards-2,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .site-nav {
    position: absolute;
    right: 4%;
    top: 62px;
    width: min(320px, 92vw);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.7rem;
    box-shadow: var(--shadow);
    display: none;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav.open {
    display: flex;
  }

  .nav-toggle {
    display: inline-block;
  }
}

.brand img {
  display: block;
  height: 34px;
  width: auto;
}