@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --bg-body: #ffffff;
  --bg-alt: #f8fafc;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --max-width: 1000px;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

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

/* Header */
header {
  border-bottom: 1px solid var(--border);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 20px;
  color: var(--text-main);
}
.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
}

.btn-primary {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
  color: var(--text-main);
}

/* Main Content */
main {
  flex: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px;
}

.hero {
  text-align: center;
  padding: 80px 20px;
  background: var(--bg-alt);
}

.hero h1 {
  font-size: 48px;
  margin: 0 0 20px 0;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 20px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px auto;
}

.page-title {
  font-size: 36px;
  margin-bottom: 20px;
  font-weight: 700;
}

.content-section {
  margin-bottom: 40px;
}

.content-section h2 {
  font-size: 24px;
  margin-bottom: 16px;
}

.content-section p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 16px;
}

/* Footer */
footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 40px 20px;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
}

.copyright {
  font-size: 14px;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none; /* Hide for now on mobile, simplistic approach */
  }
  .header-inner .btn-primary {
    display: none; /* Simplify header */
  }

  /* If I had a real mobile menu logic, I'd implement it.
     For now, I'll just show the logo and maybe a simple link.
     Actually, let's keep the button but hide links. */
  .header-inner .btn-primary {
    display: block;
  }

  .hero h1 {
    font-size: 32px;
  }
  .hero p {
    font-size: 18px;
  }
}

/* Specific Page Styles */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px -5px rgba(0,0,0,0.1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: #eff6ff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}

.feature-card h3 {
  margin: 0 0 12px 0;
  font-size: 18px;
}

.feature-card p {
  margin: 0;
  font-size: 15px;
  color: var(--text-muted);
}

.contact-box {
  background: var(--bg-alt);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  margin-top: 20px;
}

.contact-email {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin-top: 10px;
  display: block;
}