:root {
  --primary: #1B4332;
  --primary-light: #2D6A4F;
  --accent: #52B788;
  --accent-hover: #40916C;
  --bg: #FFFFFF;
  --bg-soft: #F8F9FA;
  --text: #1A1A1A;
  --text-muted: #555555;
  --border: #E0E0E0;
  --error: #D32F2F;
  --success: #2E7D32;
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--primary);
  font-weight: 700;
  font-size: 1.5rem;
}

.logo img {
  height: 48px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-size: 1rem;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-outline

@media (max-width: 900px) {
  .menu-toggle {
    display: block !important;
  }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 65px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 16px 20px;
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    gap: 12px;
    z-index: 1000;
  }

  .nav-links.active {
    display: flex !important;
  }

  .hero h1 {
    font-size: 2rem !important;
  }

  .hero {
    padding: 40px 0 30px !important;
  }

  .search-box {
    flex-direction: column !important;
  }

  .categories-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  .ads-grid {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 900px) {
  .nav {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 10px;
  }

  .nav-links {
    display: flex !important;
    flex-direction: column !important;
    width: 100%;
    position: static !important;
    background: transparent !important;
    box-shadow: none !important;
    padding: 10px 0 !important;
  }

  .logo {
    font-size: 1.3rem !important;
  }
}

@media (max-width: 900px) {
  .nav-links {
    gap: 8px !important;
    padding: 8px 0 !important;
  }

  .nav-links a, .nav-links .btn {
    padding: 10px 16px !important;
    font-size: 0.95rem !important;
    width: auto !important;
  }

  .hero {
    padding: 30px 0 20px !important;
  }

  .hero h1 {
    font-size: 1.8rem !important;
  }

  body {
    overflow-x: hidden;
  }
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block !important;
    font-size: 1.8rem;
    background: none;
    border: none;
    cursor: pointer;
  }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 999;
  }

  .nav-links.active {
    display: flex !important;
  }

  .nav {
    flex-direction: row !important;
    justify-content: space-between !important;
    align-items: center !important;
  }
}

@media (max-width: 900px) {
  .search-box {
    flex-direction: column !important;
    gap: 10px !important;
    padding: 16px !important;
  }

  .search-box input {
    width: 100% !important;
    min-width: 0 !important;
    padding: 14px !important;
  }

  .search-box button {
    width: 100% !important;
  }
}