:root {
  --primary: #00A884;
  --primary-dark: #075E54;
  --primary-light: #E8F5E9;
  --accent-green: #25D366;
  --bg: #F8FAFC;
  --card-bg: #FFFFFF;
  --text-main: #111827;
  --text-muted: #4B5563;
  --border: #E5E7EB;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
  --radius: 16px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navigation */
.navbar {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,168,132,0.25);
}

.brand-text h1 {
  font-size: 19px;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.2;
}

.brand-text span {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-links {
  display: flex;
  gap: 22px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14.5px;
  font-weight: 600;
  transition: color 0.2s ease;
}

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

/* Main Container */
.main-content {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 20px;
}

/* Page Card Layout (Privacy, Terms, Contact) */
.page-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  box-shadow: var(--shadow-md);
}

.page-header {
  border-bottom: 2px solid var(--border);
  padding-bottom: 20px;
  margin-bottom: 28px;
}

.page-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.page-meta {
  font-size: 13.5px;
  color: var(--text-muted);
}

.content h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-top: 32px;
  margin-bottom: 12px;
}

.content h3 {
  font-size: 16px;
  font-weight: 600;
  margin-top: 18px;
  margin-bottom: 8px;
}

.content p, .content li {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.content ul {
  margin-left: 24px;
  margin-bottom: 16px;
}

.highlight-box {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 0 10px 10px 0;
  margin: 24px 0;
}

.highlight-box p {
  color: #166534;
  margin-bottom: 0;
  font-weight: 500;
}

/* Hero Section (Home) */
.hero {
  text-align: center;
  padding: 50px 20px 40px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
  border-radius: 50px;
  margin-bottom: 20px;
}

.hero-title {
  font-size: 42px;
  font-weight: 900;
  color: #0F172A;
  letter-spacing: -0.8px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero-title span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 12px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(0,168,132,0.35);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: #F1F5F9;
}

/* Feature Grid (Home) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 50px 0;
}

.feature-card {
  background: var(--card-bg);
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Contact Cards & Form */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.info-box {
  background: #F9FAFB;
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 12px;
}

.info-box h4 {
  font-size: 16px;
  color: var(--primary-dark);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-box p {
  font-size: 14.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

/* Footer */
footer {
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding: 30px 20px;
  margin-top: auto;
}

.footer-container {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 13.5px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  text-decoration: none;
  font-size: 13.5px;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

@media (max-width: 720px) {
  .hero-title { font-size: 32px; }
  .page-card { padding: 24px 18px; }
  .nav-links { gap: 14px; font-size: 13px; }
  .footer-container { flex-direction: column; text-align: center; }
}