/* === SECTION: DESIGN TOKENS & RESET === */
:root {
  /* Colors */
  --brand-green: #2C7A47;
  --brand-green-dark: #1E5A38;
  --brand-green-soft: #E8F3EC;
  --brand-blue: #2f6fb3;
  --brand-linear-gradient: linear-gradient(135deg, #1e5aa8, #2f6fb3);
  --text-dark: #1F2F3A;
  --text-muted: #546E7A;
  --border-light: #E2E8F0;
  --footer-bg: #000000;

  /* Spacing */
  --container-max-width: 1280px;
  --container-padding: 0 32px;
  --section-padding: 64px 0;
  --card-gap: 32px;

  /* Border Radius */
  --radius-pill: 48px;
  --radius-card: 28px;
  --radius-hero: 32px;
  --radius-section: 40px;
  --radius-input: 10px;

  /* Shadows */
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.04);
  --shadow-card-hover: 0 20px 32px -12px rgba(44, 122, 71, 0.12);
  --shadow-button: 0 8px 18px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --transition: 0.2s ease;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: #FFFFFF;
  color: var(--text-dark);
  line-height: 1.4;
  scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Utility classes */
.text-muted {
  color: var(--text-muted);
}

.text-center {
  text-align: center;
}

/* Page loading state */
.page-loading {
  opacity: 0.6;
  pointer-events: none;
}

.loading-spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid rgba(0,0,0,0.1);
  border-radius: 50%;
  border-top-color: var(--brand-green);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 24px 0 20px;
  border-bottom: 1px solid var(--border-light);
}
.logo h1 {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--brand-green);
  letter-spacing: -0.3px;
  margin-bottom: 2px;
}
.logo span {
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  flex-wrap: wrap;
}
.nav-links a {
  text-decoration: none;
  font-weight: 500;
  color: #2C3E4E;
  transition: 0.2s;
  font-size: 1rem;
}
.nav-links a:hover {
  color: var(--brand-green);
}
.btn-outline-nav {
  border: 1.5px solid var(--brand-green);
  padding: 8px 22px;
  border-radius: 40px;
  background: transparent;
  color: var(--brand-green);
  font-weight: 600;
}
.btn-outline-nav:hover {
  background: var(--brand-green);
  color: white;
}
.btn-solid-nav {
  background: var(--brand-green);
  padding: 8px 24px;
  border-radius: 40px;
  color: white;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(44,122,71,0.15);
}
.btn-solid-nav:hover {
  background: var(--brand-green-dark);
}
.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-dark);
}
@media (max-width: 780px) {
  .hamburger {
    display: block;
  }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 1rem;
    gap: 1rem;
  }
  .nav-links.nav-open {
    display: flex;
  }
  .nav-links .btn-outline-nav,
  .nav-links .btn-solid-nav {
    width: 100%;
    text-align: center;
  }
}