/* ---------- Reset & Variables ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal:      #268C7B;
  --teal-dk:   #1C604E;
  --dark:      #113320;
  --mint:      #C1FEB4;
  --white:     #ffffff;
  --gray-50:   #f8f9fa;
  --gray-100:  #f1f3f5;
  --gray-300:  #dee2e6;
  --gray-500:  #6c757d;
  --gray-700:  #343a40;
  --radius:    8px;
  --shadow:    0 2px 12px rgba(0, 0, 0, 0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--gray-700);
  line-height: 1.6;
  font-size: 16px;
}

/* ---------- Utilities ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background 0.2s, color 0.2s, transform 0.1s;
  line-height: 1;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover { background: var(--teal-dk); }

.btn-outline-nav {
  padding: 8px 20px;
  font-size: 0.9rem;
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.btn-outline-nav:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
}

.btn-full { width: 100%; text-align: center; }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--dark);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--white);
  font-weight: 700;
  font-size: 1.05rem;
}
.nav-logo { height: 36px; width: 36px; object-fit: contain; }

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--white); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(
    155deg,
    #C1FEB4 0%,
    #74C698 22%,
    #268C7B 48%,
    #1C604E 72%,
    #113320 100%
  );
  padding: 108px 24px;
  text-align: center;
  color: var(--white);
}
.hero-inner { max-width: 760px; margin: 0 auto; }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.hero p {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  margin-bottom: 40px;
  opacity: 0.92;
  line-height: 1.75;
}

/* ---------- Services ---------- */
.services {
  padding: 88px 0;
  background: var(--white);
}
.services h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 52px;
  letter-spacing: -0.3px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.service-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--mint));
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 14px;
}
.service-card p {
  color: var(--gray-500);
  line-height: 1.75;
  font-size: 0.97rem;
}

/* ---------- About ---------- */
.about {
  padding: 88px 0;
  background: var(--gray-100);
}
.about-inner {
  max-width: 720px;
  margin: 0 auto;
}
.about h2 {
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 24px;
  letter-spacing: -0.3px;
}
.about p {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 1rem;
}
.about-highlights {
  list-style: none;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.about-highlights li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--gray-700);
  font-size: 0.97rem;
}
.about-highlights li::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  min-width: 18px;
  background: var(--teal);
  border-radius: 50%;
  margin-top: 3px;
  position: relative;
}
.about-highlights li::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
  background-color: var(--teal);
}

/* ---------- Contact ---------- */
.contact {
  padding: 88px 0;
  background: var(--white);
}
.contact h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.contact-sub {
  text-align: center;
  color: var(--gray-500);
  margin-bottom: 52px;
  font-size: 1rem;
}
.contact-form {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--gray-700);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.req { color: var(--teal); }
.optional {
  color: var(--gray-500);
  font-weight: 400;
  font-size: 0.8rem;
  text-transform: none;
  letter-spacing: 0;
}

.form-group input,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--gray-700);
  background: var(--gray-50);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(38, 140, 123, 0.14);
  background: var(--white);
}
.form-group textarea { resize: vertical; }

.contact-direct {
  text-align: center;
  margin-top: 28px;
  color: var(--gray-500);
  font-size: 0.95rem;
}
.contact-direct a {
  color: var(--teal);
  text-decoration: none;
  font-weight: 500;
}
.contact-direct a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.65);
  padding: 52px 0 32px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  font-weight: 700;
  font-size: 1rem;
}
.footer-logo { height: 32px; width: 32px; object-fit: contain; }
.footer-info { font-size: 0.9rem; line-height: 2; }
.footer-info a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-info a:hover { color: var(--white); }
.footer-copy {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 8px;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .nav-brand span { display: none; }
  .nav-links { gap: 16px; }
  .nav-links li:first-child,
  .nav-links li:nth-child(2) { display: none; }

  .hero { padding: 72px 20px; }

  .form-row { grid-template-columns: 1fr; }
}