:root {
  --green-900: #0b3d26;
  --green-800: #0f6a3f;
  --green-600: #1f8f42;
  --green-400: #7bc244;
  --green-300: #8bc34a;
  --cream: #f6faf7;
  --ink: #122018;
  --muted: #4a5c52;
  --card: #ffffff;
  --shadow: 0 18px 50px rgba(11, 61, 38, 0.12);
  --radius: 18px;
  --max: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 10% -10%, #d8f0e0 0%, transparent 55%),
    radial-gradient(900px 500px at 90% 0%, #e8f6ec 0%, transparent 50%), var(--cream);
  line-height: 1.6;
}

a {
  color: var(--green-800);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--green-600);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--green-800);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  z-index: 100;
}

.skip-link:focus {
  left: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(246, 250, 247, 0.86);
  border-bottom: 1px solid rgba(15, 106, 63, 0.12);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand img {
  height: 44px;
  width: auto;
}

.brand span {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--green-900);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
}

.nav-links a:hover {
  color: var(--green-800);
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}

.hero {
  display: grid;
  gap: 2rem;
  padding: 3rem 0 2.5rem;
  align-items: center;
}

@media (min-width: 880px) {
  .hero {
    grid-template-columns: 1.1fr 0.9fr;
    padding: 4rem 0 3rem;
  }
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.15;
  color: var(--green-900);
}

.lead {
  margin: 0 0 1.5rem;
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 36rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:focus-visible {
  outline: 3px solid var(--green-300);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-600), var(--green-800));
  color: #fff;
  box-shadow: 0 10px 28px rgba(15, 106, 63, 0.28);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px rgba(15, 106, 63, 0.32);
}

.btn-ghost {
  background: #fff;
  color: var(--green-800);
  border: 1px solid rgba(15, 106, 63, 0.25);
}

.btn-ghost:hover {
  border-color: var(--green-600);
  transform: translateY(-1px);
}

.hero-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  border: 1px solid rgba(15, 106, 63, 0.08);
}

.hero-card h2 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  color: var(--green-900);
}

.pill-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.pill-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: 12px;
  background: rgba(123, 194, 68, 0.12);
  color: var(--green-900);
  font-weight: 600;
  font-size: 0.95rem;
}

.pill-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-400);
  flex-shrink: 0;
}

section {
  margin-top: 3rem;
}

section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  color: var(--green-900);
}

.section-intro {
  margin: 0 0 1.5rem;
  color: var(--muted);
  max-width: 42rem;
}

.grid-3 {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(15, 106, 63, 0.06);
  height: 100%;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--green-800);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--green-800);
  background: rgba(31, 143, 66, 0.12);
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.two-col {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 800px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

.note-box {
  background: linear-gradient(135deg, rgba(123, 194, 68, 0.15), rgba(15, 106, 63, 0.08));
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid rgba(15, 106, 63, 0.12);
}

.note-box h3 {
  margin: 0 0 0.5rem;
  color: var(--green-900);
}

.note-box p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  margin-top: 4rem;
  padding: 2rem 1.25rem;
  border-top: 1px solid rgba(15, 106, 63, 0.12);
  background: rgba(255, 255, 255, 0.65);
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner strong {
  color: var(--green-900);
}