:root {
  --primary: #151815;
  --primary-hover: #252a25;
  --accent: #0f766e;
  --accent-soft: #e0f2ef;
  --gold: #b8892d;
  --bg-light: #f6f4ee;
  --text-muted: #6f756e;
  --text-dark: #161916;
  --border-light: rgba(21, 24, 21, 0.1);
  --shadow: 0 18px 48px rgba(17, 20, 17, 0.12);
}

* {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-dark);
  background: #fff;
  overflow-x: hidden;
}

html {
  overflow-x: hidden;
}

.navbar {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  box-shadow: 0 1px 0 rgba(21, 24, 21, 0.08);
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
}

.nav-link {
  color: var(--text-dark);
  font-weight: 600;
  border-radius: 10px;
  padding: 10px 14px;
}

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

.sub-navbar {
  background: rgba(17, 20, 17, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: sticky;
  top: 64px;
  z-index: 990;
  box-shadow: 0 12px 28px rgba(17, 20, 17, 0.18);
}

.sub-navbar-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 12px 0;
}

.sub-nav-link {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 9px 15px;
  color: rgba(255, 255, 255, 0.84);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 700;
  border-radius: 999px;
  white-space: nowrap;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.sub-nav-link:hover,
.sub-nav-link.active {
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  transform: translateY(-1px);
}

.sub-navbar-toggler {
  display: none;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 0;
  background: transparent;
  border: 0;
  color: #fff;
  font-weight: 800;
}

.page-hero {
  padding: 156px 0 92px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17, 20, 17, 0.88), rgba(17, 20, 17, 0.55), rgba(17, 20, 17, 0.22)),
    var(--hero-image) center/cover no-repeat;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 22px;
}

.page-title {
  max-width: 860px;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: 0;
  margin-bottom: 24px;
}

.page-subtitle {
  max-width: 710px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.15rem;
  line-height: 1.8;
  margin-bottom: 34px;
}

.btn-primary {
  background: var(--primary);
  border: 0;
  border-radius: 10px;
  padding: 15px 26px;
  font-weight: 800;
  color: #fff;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: var(--primary-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(17, 20, 17, 0.18);
}

.btn-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  color: var(--text-dark);
  background: #fff;
  font-weight: 800;
  text-decoration: none;
}

.section {
  padding: 90px 0;
}

.section-soft {
  background: var(--bg-light);
}

.section-label {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0;
  margin-bottom: 18px;
}

.section-text {
  color: var(--text-muted);
  line-height: 1.8;
  font-size: 1.05rem;
}

.image-panel {
  border-radius: 18px;
  overflow: hidden;
  min-height: 420px;
  box-shadow: var(--shadow);
}

.image-panel img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  display: block;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 14px;
  padding: 24px;
  min-height: 220px;
  box-shadow: 0 8px 28px rgba(17, 20, 17, 0.06);
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  font-size: 0.95rem;
}

.coverage-panel {
  background: var(--primary);
  color: #fff;
  border-radius: 18px;
  padding: 42px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: center;
}

.coverage-panel p {
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.8;
  margin: 0;
}

.coverage-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.coverage-stat {
  padding: 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.coverage-stat strong {
  display: block;
  font-size: 1.6rem;
  line-height: 1;
  margin-bottom: 8px;
}

@media (max-width: 991px) {
  .sub-navbar {
    top: 64px;
  }

  .sub-navbar-toggler {
    display: flex;
  }

  .sub-navbar-nav {
    flex-direction: column;
    align-items: stretch;
    padding: 0 0 14px;
  }

  .sub-nav-link {
    justify-content: center;
    width: 100%;
  }

  .feature-grid,
  .coverage-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 142px 0 66px;
  }

  .section {
    padding: 64px 0;
  }

  .section .row {
    margin-left: 0;
    margin-right: 0;
  }

  .image-panel,
  .image-panel img {
    min-height: 280px;
  }

  .coverage-panel {
    padding: 28px;
  }

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

  .page-hero .btn-primary,
  .page-hero .btn-soft {
    width: 100%;
  }
}