:root {
  --bg: #f7fafc;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #0b4f6c;
  --primary-2: #138a9e;
  --accent: #0ea5e9;
  --success: #0e9f6e;
  --border: #e5e7eb;
  --shadow: 0 10px 30px rgba(2, 8, 23, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #ffffffee;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
}

.menu-btn {
  display: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  padding: 0.5rem 0.7rem;
  cursor: pointer;
}

.nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.nav a {
  display: inline-block;
  padding: 0.5rem 0.6rem;
  border-radius: 8px;
  color: var(--text);
  font-weight: 600;
}

.nav a:hover,
.nav a.active {
  background: #ecfeff;
  color: #0c4a6e;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font-weight: 700;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
  background: #fff;
}

.hero {
  padding: 4rem 0 3rem;
  background: radial-gradient(circle at top right, #d9f4ff 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  align-items: center;
}

.badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: #075985;
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
}

h1,
h2,
h3 {
  line-height: 1.15;
  margin: 0 0 0.8rem;
}

h1 {
  font-size: clamp(1.9rem, 3.5vw, 3rem);
}

h2 {
  font-size: clamp(1.45rem, 2.6vw, 2.15rem);
}

p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 1rem;
}

.hero-card,
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.25rem;
}

.hero-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--muted);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.stat {
  background: #f0f9ff;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  text-align: center;
  padding: 0.9rem 0.5rem;
}

.stat strong {
  font-size: 1.2rem;
  color: #0c4a6e;
}

section {
  padding: 3.2rem 0;
}

.section-head {
  max-width: 740px;
  margin-bottom: 1.5rem;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 1rem;
}

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

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

.card {
  padding: 1.1rem;
}

.card h3 {
  margin-top: 0.2rem;
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: #ecfeff;
  color: #0c4a6e;
  font-weight: 700;
}

.cta {
  background: linear-gradient(135deg, #083344, #155e75);
  color: #fff;
  border-radius: 18px;
  padding: 2rem;
}

.cta p {
  color: #bae6fd;
}

.list {
  margin: 0.2rem 0 0;
  padding-left: 1rem;
  color: var(--muted);
  line-height: 1.8;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  border: 1px solid var(--border);
  text-align: left;
  padding: 0.8rem;
}

th {
  background: #f0f9ff;
}

.contact-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

input,
textarea,
select {
  width: 100%;
  margin-top: 0.4rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.72rem;
  font: inherit;
}

label {
  display: block;
  font-size: 0.95rem;
  color: #334155;
  margin-bottom: 0.75rem;
}

#formStatus {
  margin: 0.35rem 0 0;
  min-height: 1.5rem;
  color: #0c4a6e;
  font-weight: 600;
}

button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: #f8fafc;
  padding: 1.5rem 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 920px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .contact-box {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .menu-btn {
    display: inline-flex;
  }

  .nav {
    display: none;
    width: 100%;
  }

  .nav.open {
    display: block;
  }

  .header-wrap {
    flex-wrap: wrap;
    padding: 0.6rem 0;
  }

  .nav ul {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding-bottom: 0.4rem;
  }

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