:root {
  --green-dark: #1b5e20;
  --green-main: #2e7d32;
  --green-light: #4caf50;
  --green-pale: #e8f5e9;
  --green-bg: #f1f8e9;
  --text: #1a1a1a;
  --text-muted: #555;
  --white: #ffffff;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--green-bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container { max-width: 1000px; margin: 0 auto; padding: 0 24px; }

/* Header */
.header { background: var(--white); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: 1000px; margin: 0 auto; padding: 14px 24px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.3rem; font-weight: 700; color: var(--green-main); text-decoration: none; }
.logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--green-main), var(--green-light)); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: white; font-weight: bold; }
.nav { display: flex; align-items: center; gap: 20px; }
.nav a { color: var(--text); text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.nav a:hover, .nav a.active { color: var(--green-main); }
.nav-btn { background: var(--green-main); color: white !important; padding: 8px 16px; border-radius: 20px; font-weight: 600 !important; }
.nav-btn:hover { background: var(--green-dark); }

/* Hero */
.hero { color: white; padding: 100px 24px; text-align: center; }
.hero-content { max-width: 700px; margin: 0 auto; }
.badge { display: inline-block; background: rgba(255,255,255,0.2); padding: 6px 16px; border-radius: 20px; font-size: 0.85rem; margin-bottom: 20px; }
.hero h1 { font-size: 3.2rem; margin-bottom: 16px; }
.hero-subtitle { font-size: 1.15rem; opacity: 0.95; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary { display: inline-block; background: white; color: var(--green-dark); padding: 14px 32px; border-radius: 30px; text-decoration: none; font-weight: 600; font-size: 1.05rem; transition: transform 0.2s; }
.btn-primary:hover { transform: translateY(-2px); }
.btn-secondary { display: inline-block; background: transparent; color: white; padding: 14px 32px; border-radius: 30px; text-decoration: none; font-weight: 600; border: 2px solid white; }
.btn-secondary:hover { background: rgba(255,255,255,0.1); }
.btn-outline { display: inline-block; border: 2px solid var(--green-main); color: var(--green-main); padding: 12px 28px; border-radius: 30px; text-decoration: none; font-weight: 600; }
.btn-outline:hover { background: var(--green-main); color: white; }

/* Page hero */
.page-hero { background: linear-gradient(135deg, var(--green-dark), var(--green-main)); color: white; padding: 60px 24px; text-align: center; }
.page-hero h1 { font-size: 2.5rem; margin-bottom: 8px; }
.page-hero p { opacity: 0.9; }

/* Intro */
.intro { padding: 60px 0; background: var(--white); }
.intro h2, .features-preview h2 { text-align: center; color: var(--green-dark); margin-bottom: 32px; }
.section-title { text-align: center; color: var(--green-dark); margin-bottom: 32px; }
.intro-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: start; }
.intro-image img { width: 100%; max-height: 280px; object-fit: cover; border-radius: 12px; box-shadow: var(--shadow); }
.intro-text h2 { margin-bottom: 16px; }
.intro-image { position: sticky; top: 80px; }
.intro-image img { width: 100%; border-radius: 12px; box-shadow: var(--shadow); }
.intro-text p { margin-bottom: 16px; color: var(--text-muted); }
.intro-stats { display: flex; flex-direction: column; gap: 16px; }
.stat { background: var(--green-pale); padding: 20px; border-radius: 12px; text-align: center; }
.stat-num { font-size: 2.5rem; font-weight: 700; color: var(--green-main); }
.stat-label { color: var(--text-muted); font-size: 0.9rem; }

/* Features full */
.features-full { padding: 60px 0; background: var(--white); }
.features-full h2 { text-align: center; color: var(--green-dark); margin-bottom: 40px; }
.feature-block { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-bottom: 50px; }
.feature-block.reverse { direction: rtl; }
.feature-block.reverse > * { direction: ltr; }
.feature-block h3 { color: var(--green-dark); margin-bottom: 12px; font-size: 1.4rem; }
.feature-block p { color: var(--text-muted); }
.feature-img img { width: 100%; max-height: 220px; object-fit: cover; border-radius: 12px; box-shadow: var(--shadow); }
.intro-image img { width: 100%; border-radius: 12px; box-shadow: var(--shadow); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }
.feature-card { background: var(--white); padding: 24px; border-radius: 12px; text-align: center; text-decoration: none; color: inherit; box-shadow: var(--shadow); transition: transform 0.2s; }
.feature-card:hover { transform: translateY(-4px); }
.feature-icon { font-size: 2.5rem; margin-bottom: 12px; }
.feature-card h3 { color: var(--green-dark); margin-bottom: 8px; }
.feature-card p { color: var(--text-muted); font-size: 0.9rem; }
.center { text-align: center; }

/* Feature detail */
.feature-detail { padding: 60px 0; }
.feature-detail.alt { background: var(--white); }
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }
.feature-text h2 { color: var(--green-dark); margin-bottom: 16px; }
.feature-text p { color: var(--text-muted); margin-bottom: 12px; }
.feature-text ul { margin: 12px 0; padding-left: 20px; color: var(--text-muted); }
.feature-text li { margin-bottom: 8px; }
.feature-image img { width: 100%; border-radius: 12px; box-shadow: var(--shadow); }
.mini-legend { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.mini-legend span { padding: 4px 10px; border-radius: 4px; font-size: 0.8rem; color: #333; }

/* CTA */
.cta { background: linear-gradient(135deg, var(--green-dark), var(--green-main)); color: white; padding: 60px 24px; text-align: center; }
.cta h2 { margin-bottom: 12px; }
.cta p { margin-bottom: 24px; opacity: 0.9; }
.cta .btn-primary { background: white; color: var(--green-dark); }

/* News */
.news-list { padding: 40px 0 60px; }
.news-item { background: var(--white); padding: 24px; border-radius: 12px; margin-bottom: 20px; box-shadow: var(--shadow); }
.news-item.planned { border-left: 4px solid var(--green-main); }
.news-date { color: var(--green-main); font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; }
.news-item h2 { color: var(--text); font-size: 1.3rem; margin-bottom: 12px; }
.news-item p { color: var(--text-muted); margin-bottom: 12px; }
.news-item ul { padding-left: 20px; color: var(--text-muted); }
.news-item li { margin-bottom: 6px; }

/* Team page */
.team-page { padding: 40px 0 60px; }
.team-photo-large { max-width: 600px; margin: 0 auto 40px; }
.team-photo-large img { width: 100%; border-radius: 12px; box-shadow: var(--shadow); }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 40px; }
.team-member { background: var(--white); padding: 20px; border-radius: 12px; text-align: center; box-shadow: var(--shadow); }
.team-member h3 { color: var(--green-dark); margin-bottom: 4px; }
.team-member p { color: var(--green-main); font-weight: 500; font-size: 0.9rem; }
.team-member span { color: var(--text-muted); font-size: 0.85rem; }
.mentor { background: var(--green-pale); padding: 24px; border-radius: 12px; text-align: center; }
.mentor h3 { color: var(--green-dark); margin-bottom: 8px; }
.mentor p { color: var(--text-muted); }

/* About */
.about-content { padding: 40px 0 60px; }
.about-content h2 { color: var(--green-dark); margin: 32px 0 16px; }
.about-content h2:first-child { margin-top: 0; }
.about-content p { color: var(--text-muted); margin-bottom: 16px; }
.about-content ul { padding-left: 20px; color: var(--text-muted); margin-bottom: 16px; }
.about-content li { margin-bottom: 8px; }

/* Footer */
.footer { 
  background: var(--green-dark); 
  color: #c8e6c9; 
  text-align: center; 
  padding: 24px; 
  font-size: 0.9rem;
  margin-top: auto;
}

/* Responsive */
@media (max-width: 800px) {
  .nav { display: none; }
  .hero h1 { font-size: 2.2rem; }
  .intro-grid, .feature-row, .feature-row.reverse, .feature-block, .feature-block.reverse { grid-template-columns: 1fr; direction: ltr; }
  .features-grid { grid-template-columns: 1fr; }
}