:root {
  --green-900: #0b3524;
  --green-800: #0f4530;
  --green-700: #145c3f;
  --green-100: #e6f0ea;
  --white: #ffffff;
  --off-white: #f7f9f8;
  --text: #1c2622;
  --text-muted: #5a6862;
  --border: #e0e6e2;
  --radius: 10px;
  --shadow: 0 2px 10px rgba(11, 53, 36, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

a { color: var(--green-700); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { color: var(--green-900); line-height: 1.2; margin-top: 0; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 24px;
}
.logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--green-900);
  white-space: nowrap;
}
.logo span { font-weight: 400; color: var(--green-700); }
.site-nav {
  display: flex;
  gap: 20px;
  flex: 1;
  justify-content: center;
}
.site-nav a {
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
}
.site-nav a:hover { color: var(--green-800); text-decoration: none; }
.nav-cta { white-space: nowrap; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--green-800); color: var(--white); }
.btn-primary:hover { background: var(--green-900); }
.btn-outline { background: transparent; color: var(--green-800); border-color: var(--green-800); }
.btn-outline:hover { background: var(--green-100); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { display: block; width: 100%; text-align: center; }
.btn-secondary { background: var(--green-100); color: var(--green-900); }
.btn-danger { background: #b3261e; color: var(--white); }

/* Hero */
.hero { background: linear-gradient(180deg, var(--green-100), var(--white)); padding: 80px 0 60px; }
.hero-inner { max-width: 760px; }
.hero h1 { font-size: 42px; margin-bottom: 16px; }
.hero-sub { font-size: 18px; color: var(--text-muted); margin-bottom: 32px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

/* Stat strip */
.stat-strip { background: var(--green-900); color: var(--white); padding: 40px 0; }
.stat-strip-inner { display: flex; gap: 40px; flex-wrap: wrap; justify-content: space-between; }
.stat { flex: 1; min-width: 200px; }
.stat-number { display: block; font-size: 34px; font-weight: 700; color: var(--white); }
.stat-label { display: block; margin-top: 6px; color: #cfe3d8; font-size: 14px; }

/* Sections */
.section { padding: 64px 0; }
.section-alt { background: var(--off-white); }
.section-title { text-align: center; font-size: 30px; margin-bottom: 40px; }
.centered-text { max-width: 680px; margin: 0 auto; text-align: center; color: var(--text-muted); font-size: 17px; }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.card h3 { margin-bottom: 10px; font-size: 19px; }
.card p { color: var(--text-muted); margin: 0; }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--green-100);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: background 0.2s ease;
}
.card-icon svg { width: 26px; height: 26px; color: var(--green-800); transition: color 0.2s ease; }
.card:hover .card-icon { background: var(--green-800); }
.card:hover .card-icon svg { color: var(--white); }

/* Category tag list */
.tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  padding: 0;
  max-width: 900px;
  margin: 0 auto;
}
.tag {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.tag-list-cta { margin-top: 28px; }

/* Process list */
.process-inner { max-width: 800px; margin: 0 auto; }
.process-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 28px; }
.process-list li { display: flex; gap: 20px; align-items: flex-start; }
.process-num {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--green-800);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
}
.process-list h3 { margin-bottom: 4px; font-size: 18px; }
.process-list p { margin: 0; color: var(--text-muted); }

/* CTA section */
.cta-section { background: var(--green-900); color: var(--white); text-align: center; }
.cta-inner h2 { color: var(--white); margin-bottom: 10px; }
.cta-inner p { color: #cfe3d8; margin-bottom: 24px; }

/* About */
.about-inner { max-width: 720px; margin: 0 auto; font-size: 17px; }
.about-inner p { margin-bottom: 20px; }

/* Page hero */
.page-hero { background: var(--green-100); padding: 56px 0; text-align: center; }
.page-hero h1 { font-size: 36px; margin-bottom: 8px; }
.page-hero p { color: var(--text-muted); font-size: 17px; margin: 0; }

/* Contact form */
.contact-inner { max-width: 640px; margin: 0 auto; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-row label { font-weight: 600; font-size: 14px; }
.form-row input, .form-row textarea, .form-row select {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--green-700);
}
.contact-direct { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); color: var(--text-muted); }

.alert { padding: 16px 20px; border-radius: var(--radius); margin-bottom: 20px; }
.alert-success { background: var(--green-100); border: 1px solid var(--green-700); color: var(--green-900); }
.alert-error { background: #fdeceb; border: 1px solid #b3261e; color: #7a1a14; }

/* Footer */
.site-footer { background: var(--off-white); border-top: 1px solid var(--border); padding: 48px 0 0; margin-top: 40px; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
.footer-logo { margin-bottom: 10px; }
.site-footer h4 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 10px; }
.site-footer p { margin: 6px 0; font-size: 14px; color: var(--text-muted); }
.footer-bottom { padding: 24px 0; margin-top: 24px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-muted); }

@media (max-width: 800px) {
  .site-nav { display: none; }
  .nav-cta { display: none; }
  .card-grid, .card-grid-2, .card-grid-3 { grid-template-columns: 1fr; }
  .form-row-2col { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .stat-strip-inner { gap: 24px; }
  .process-list li { gap: 14px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding: 56px 0 40px; }
  .hero h1 { font-size: 26px; }
  .hero-sub { font-size: 16px; }
  .page-hero { padding: 40px 0; }
  .page-hero h1 { font-size: 28px; }
  .section { padding: 40px 0; }
  .section-title { font-size: 24px; margin-bottom: 28px; }
  .card { padding: 20px; }
  .stat-number { font-size: 26px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { text-align: center; }
}