:root{
  --brand:#2d5a27;
  --accent:#3e7b2e;
  --light:#4a9a3d;
  --ink:#1a3315;
  --muted:#6b7280;
  --card:#fff;
  --line:#e8f5e0;
  --bg-light:#f0f8ec;
}
*{box-sizing:border-box}
body{font-family:Inter,system-ui,'Segoe UI',Roboto,Arial,sans-serif;margin:0;color:var(--ink);background:#fff;line-height:1.6;}
.nav{display:flex;gap:1.5rem;align-items:center;padding:1rem 2rem;background:linear-gradient(135deg, var(--brand), var(--accent));box-shadow:0 4px 20px rgba(45,90,39,0.2);position:sticky;top:0;z-index:1000;}
.nav a{color:white;text-decoration:none;font-weight:600;padding:0.5rem 1rem;border-radius:8px;transition:all 0.3s ease;display:flex;align-items:center;gap:0.5rem;}
.nav a:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px);}
.nav a:first-child{font-size:1.3rem;font-weight:bold;margin-right:auto;}
.container{max-width:1200px;margin:0 auto;padding:0 1rem;}
.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:2rem;align-items:center;padding:3rem 0;}
.hero h1{font-size:clamp(2rem,4vw,3.5rem);margin:.2rem 0;color:var(--brand);}
.card{border:1px solid var(--line);border-radius:16px;padding:1.5rem;box-shadow:0 8px 25px rgba(45,90,39,0.1);background:var(--card);transition:all 0.3s ease;}
.card:hover{transform:translateY(-5px);box-shadow:0 15px 40px rgba(45,90,39,0.2);}
.btn{background:var(--brand);color:white;border:none;padding:.8rem 1.5rem;border-radius:12px;cursor:pointer;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:0.5rem;transition:all 0.3s ease;font-size:1rem;}
.btn:hover{background:var(--accent);transform:translateY(-2px);box-shadow:0 8px 20px rgba(45,90,39,0.3);}
.btn.secondary{background:transparent;color:var(--brand);border:2px solid var(--brand);}
.btn.secondary:hover{background:var(--brand);color:white;}
.btn.gray{background:#9ca3af}
input,select{padding:.65rem .8rem;border-radius:12px;border:1px solid #d1d5db;width:100%;background:#fff}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}
th,td{padding:.7rem;border-bottom:1px solid var(--line);text-align:left}
thead th{background:#f7faf8;font-weight:700}
.grid{display:grid;gap:1rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.badge{display:inline-block;background:#e9f8ef;color:#0b6a38;padding:.2rem .5rem;border-radius:999px;font-size:.8rem}
small.muted{color:var(--muted)}
.alert{padding:.7rem 1rem;border-radius:12px;margin:.8rem 0}
.alert.ok{background:#e9f8ef;color:#0b6a38;border:1px solid #b8e6c6}
.alert.err{background:#fdecec;color:#7b1111;border:1px solid #f0c0c0}
.footer{padding:2rem 0;color:var(--muted);text-align:center}
.btn.small{font-size:.8rem;padding:.4rem .6rem}
.actions-group{display:flex;gap:.3rem;flex-wrap:wrap;align-items:center}

/* Responsive Design */
@media (max-width: 768px) {
  .nav {
    flex-wrap: wrap;
    gap: 1rem;
  }
  
  .nav a:first-child {
    margin-right: 0;
    width: 100%;
    text-align: center;
  }
  
  .hero, .grid-2 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .carousel-container {
    height: 300px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .metric-number {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }
  
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
}

/* Animaciones adicionales */
.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(45, 90, 39, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(45, 90, 39, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(45, 90, 39, 0);
  }
}

/* Mejorar accesibilidad */
.btn:focus, .nav a:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}