:root {
  --bg: #f4f8fb;
  --surface: #ffffff;
  --primary: #0b5fa9;
  --primary-dark: #084d88;
  --accent: #17a38b;
  --text: #17324d;
  --muted: #567089;
  --border: #d8e4ef;
  --shadow: 0 10px 30px rgba(11, 95, 169, 0.09);
  --radius: 16px;
  --container: min(1120px, 92vw);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

a:hover {
  color: var(--primary-dark);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 74px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  font-weight: 700;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--primary), var(--accent));
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.95rem;
  font-weight: 800;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 10px;
  padding: 0.4rem 0.55rem;
}

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

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

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

.hero {
  padding: 4.5rem 0 3rem;
  background:
    linear-gradient(180deg, rgba(11, 95, 169, 0.08), rgba(11, 95, 169, 0)),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(11, 95, 169, 0.18);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 0.84rem;
  padding: 0.35rem 0.7rem;
  margin-bottom: 0.9rem;
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
  margin-top: 0;
}

h1 {
  font-size: clamp(1.9rem, 2.9vw, 3rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.45rem, 2.2vw, 2.1rem);
  margin-bottom: 0.8rem;
}

h3 {
  font-size: 1.12rem;
  margin-bottom: 0.45rem;
}

.lead {
  font-size: 1.05rem;
  color: var(--muted);
}

.cta-row {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 0.72rem 1rem;
  border: 1px solid transparent;
  font-weight: 700;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
}

.btn-outline {
  border-color: var(--primary);
  color: var(--primary);
  background: #fff;
}

.hero-media img,
.sub-banner img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

section {
  padding: 4rem 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 1.2rem;
}

.grid-3,
.grid-2,
.grid-4 {
  display: grid;
  gap: 1rem;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: 0 6px 20px rgba(15, 42, 67, 0.05);
}

.card p,
.text-muted {
  color: var(--muted);
}

.list-clean {
  margin: 0;
  padding-left: 1.05rem;
}

.kpi-wrap {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1.1rem;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.8rem;
  text-align: center;
}

.kpi strong {
  display: block;
  font-size: 1.35rem;
  color: var(--primary-dark);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.93rem;
  padding-top: 1rem;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 0.9rem 1rem;
  font-weight: 700;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: var(--muted);
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.8rem;
}

.chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.34rem 0.75rem;
  background: #fff;
  font-size: 0.9rem;
}

.site-footer {
  margin-top: 2.5rem;
  border-top: 1px solid var(--border);
  background: #fff;
}

.footer-inner {
  padding: 1.6rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
}

.page-hero {
  padding: 2.6rem 0 1.2rem;
}

.sub-banner {
  margin-top: 1.2rem;
}

@media (max-width: 980px) {
  .hero-grid,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr 1fr;
  }

  .kpi-wrap {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .site-nav {
    display: none;
    width: 100%;
    padding-bottom: 0.8rem;
  }

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

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

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

  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}