:root {
  --primary: #0C831F;
  --primary-dark: #086318;
  --primary-light: #E8F5E9;
  --yellow: #F8CB46;
  --text: #1C1C1C;
  --muted: #6B7280;
  --bg: #F8FAFC;
  --white: #FFFFFF;
  --border: #E5E7EB;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
}

.logo span { font-size: 28px; }

.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  transition: all 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--primary-light);
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  font-family: inherit;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(12,131,31,0.3);
}

.btn-primary:hover {
  background: var(--primary-dark);
  text-decoration: none;
  color: white;
}

.btn-outline {
  background: white;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary-light);
  text-decoration: none;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, #0C831F 0%, #0A9B24 100%);
  color: white;
  padding: 80px 0 70px;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero p {
  font-size: 18px;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 28px;
}

.hero-btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-btns .btn-primary {
  background: white;
  color: var(--primary);
}

.hero-btns .btn-outline {
  border-color: white;
  color: white;
  background: transparent;
}

.hero-btns .btn-outline:hover {
  background: rgba(255,255,255,0.15);
}

/* Sections */
.section {
  padding: 60px 0;
}

.section-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 40px;
  font-size: 16px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 22px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.2s;
}

.card:hover { transform: translateY(-3px); }

.card-icon {
  width: 52px;
  height: 52px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.card p {
  font-size: 14px;
  color: var(--muted);
}

/* About content */
.content-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  max-width: 800px;
  margin: 0 auto;
}

.content-box h2 {
  font-size: 22px;
  margin: 28px 0 12px;
  color: var(--primary);
}

.content-box h2:first-child { margin-top: 0; }

.content-box p, .content-box li {
  font-size: 15px;
  color: #374151;
  margin-bottom: 10px;
}

.content-box ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

.content-box li { margin-bottom: 6px; }

/* Contact form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
}

.contact-info {
  background: var(--primary);
  color: white;
  border-radius: var(--radius);
  padding: 32px;
}

.contact-info h3 {
  font-size: 20px;
  margin-bottom: 20px;
}

.contact-info p {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 14px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.form-card {
  background: white;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: border 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* Footer */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 50px 0 24px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.footer h4 {
  color: white;
  font-size: 15px;
  margin-bottom: 14px;
}

.footer a {
  display: block;
  color: #94a3b8;
  font-size: 14px;
  margin-bottom: 8px;
  text-decoration: none;
}

.footer a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
}

/* Page header for inner pages */
.page-hero {
  background: linear-gradient(135deg, #0C831F 0%, #0A9B24 100%);
  color: white;
  padding: 50px 0;
  text-align: center;
}

.page-hero h1 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-hero p {
  opacity: 0.9;
  font-size: 16px;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .content-box { padding: 24px 18px; }
  .section { padding: 40px 0; }
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
}

@media (max-width: 768px) {
  .mobile-menu-btn { display: block; }
  .nav-links.show {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
}