:root {
  --green: #18c99b;
  --green-dark: #0f8f7f;
  --green-deep: #0b5f59;
  --mint: #e9fbf6;
  --mint-soft: #f5fbfa;
  --text: #123431;
  --muted: #667a78;
  --line: #d7ece7;
  --white: #ffffff;
  --shadow: 0 20px 55px rgba(12, 95, 91, 0.11);
  --radius: 26px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.narrow {
  max-width: 820px;
}

.center {
  text-align: center;
}

/* =========================
   TYPOGRAPHY
========================= */

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(2.15rem, 3.25vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(1.75rem, 2.65vw, 2.45rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.25;
}

p {
  color: var(--muted);
}

.lead {
  max-width: 700px;
  font-size: 1.04rem;
  color: var(--text);
}

/* =========================
   KICKER / EYEBROW
========================= */

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
  padding: 6px 12px;
  border: 1px solid rgba(24, 201, 155, 0.22);
  border-radius: 999px;
  background: rgba(233, 251, 246, 0.9);
  color: var(--green-deep);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--green);
}

/* =========================
   BUTTONS
========================= */

button,
.btn {
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 21px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.92rem;
  transition: all 0.2s ease;
}

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  box-shadow: 0 12px 26px rgba(15, 143, 127, 0.23);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(15, 143, 127, 0.32);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 8px 18px rgba(15, 143, 127, 0.2);
}

.btn-primary:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(24, 201, 155, 0.25);
}

.btn-secondary {
  background: var(--mint);
  color: var(--green-deep);
}

.btn-secondary:hover {
  background: #dcf7f1;
}

/* =========================
   FOOTER
========================= */

.site-footer {
  padding: 46px 0 24px;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 30px;
}

.footer-brand img {
  width: 210px;
  margin-bottom: 14px;
}

.footer-brand p {
  margin-bottom: 0;
  font-weight: 700;
}

.footer-col h3 {
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.footer-col a {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--green-dark);
}

/* =========================
   SOCIAL LINKS (IMPROVED)
========================= */

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green-dark);
  color: var(--white);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.social-links a:hover {
  background: linear-gradient(135deg, var(--green-deep), var(--green));
  box-shadow: 0 12px 24px rgba(15, 143, 127, 0.28);
  color: #EAEAEA;
}

.social-links a:active {
  transform: translateY(0);
  box-shadow: 0 6px 14px rgba(15, 143, 127, 0.2);
}

/* =========================
   FOOTER BOTTOM
========================= */

.footer-bottom {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.85rem;
}

.footer-bottom p {
  margin: 0;
}