:root{--green:#1a5632;--green-light:#e8f5e9;--cream:#fafaf7;--text:#1a1a1a;--muted:#666;--border:#e0e0e0}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Georgia,'Times New Roman',serif;line-height:1.6;color:var(--text);background:var(--cream)}
a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}

/* Nav */
.nav{background:var(--green);padding:0;position:sticky;top:0;z-index:100}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;justify-content:space-between;align-items:center;min-height:52px}
.nav-brand{color:#fff;text-decoration:none;font-family:Georgia,serif;font-size:1.1rem;font-weight:bold}
.nav-links{display:flex;gap:1.5rem}.nav-links a{color:rgba(255,255,255,.85);font-family:Arial,sans-serif;font-size:.82rem;text-decoration:none}
.nav-links a:hover{color:#fff}

/* Layout: sidebar + main */
.page-wrap{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:280px 1fr;gap:0;min-height:calc(100vh - 52px)}
@media(max-width:900px){.page-wrap{grid-template-columns:1fr;min-height:auto}}

/* Sidebar */
.sidebar{background:#fff;border-right:1px solid var(--border);padding:1.2rem;overflow-y:auto;max-height:calc(100vh - 52px);position:sticky;top:52px}
@media(max-width:900px){.sidebar{position:static;max-height:none;border-right:none;border-bottom:1px solid var(--border);display:none}.sidebar.open{display:block}}
.sb-toggle{display:none;width:100%;padding:.7rem;background:var(--green-light);border:1px solid var(--border);border-radius:6px;font-family:Arial,sans-serif;font-size:.85rem;color:var(--green);cursor:pointer;text-align:center;margin-bottom:0}
@media(max-width:900px){.sb-toggle{display:block}}
.sidebar h3{font-size:.78rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted);font-family:Arial,sans-serif;margin:1rem 0 .5rem;padding-bottom:.3rem;border-bottom:1px solid #f0f0f0}
.sidebar h3:first-child{margin-top:0}
.sb-search{width:100%;padding:.5rem .7rem;border:1px solid var(--border);border-radius:6px;font-size:.85rem;font-family:Arial,sans-serif;margin-bottom:.8rem}
.sb-search:focus{outline:none;border-color:var(--green)}
.sb-list{list-style:none;max-height:200px;overflow-y:auto}
.sb-list li{padding:.3rem .5rem;font-family:Arial,sans-serif;font-size:.82rem;border-radius:4px;cursor:pointer}
.sb-list li:hover{background:var(--green-light)}
.sb-list li.active{background:var(--green);color:#fff}
.sb-list li .sci{font-style:italic;color:var(--muted);font-size:.75rem;display:block}
.sb-list li.active .sci{color:rgba(255,255,255,.7)}

/* Main content */
.main{padding:2rem;overflow-y:auto}
@media(max-width:900px){.main{padding:1.2rem}}

/* Hero card */
.hero{display:flex;gap:1.5rem;align-items:flex-start;margin-bottom:1.5rem;flex-wrap:wrap}
.hero-left{flex:1;min-width:280px}
.hero-left h1{font-size:1.4rem;line-height:1.3;margin-bottom:.4rem}
.hero-left .subtitle{font-family:Arial,sans-serif;font-size:.88rem;color:var(--muted)}
.hero-right{display:flex;gap:.8rem;flex-wrap:wrap}

/* Severity card */
.sev-card{border-radius:10px;padding:1.2rem 1.5rem;border-left:4px solid;margin-bottom:1rem}
.sev-card.alta{border-left-color:#c62828;background:#ffebee}
.sev-card.moderada{border-left-color:#e65100;background:#fff3e0}
.sev-card.baja{border-left-color:#1565c0;background:#e3f2fd}
.sev-card.teorica{border-left-color:#888;background:#f5f5f5}
.sev-card.none{border-left-color:#2e7d32;background:#e8f5e9}
.sev-card h3{font-size:.95rem;margin-bottom:.5rem}
.sev-card p,.sev-card li{font-family:Arial,sans-serif;font-size:.88rem;color:#444;line-height:1.6}

/* Badge */
.sev-badge{display:inline-block;padding:.15rem .6rem;border-radius:10px;font-family:Arial,sans-serif;font-size:.7rem;text-transform:uppercase;letter-spacing:.5px;color:#fff;vertical-align:middle}
.sev-alta{background:#c62828}.sev-moderada{background:#e65100}.sev-baja{background:#1565c0}.sev-teorica{background:#888}

/* Detail sections */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:1rem 0}
@media(max-width:700px){.detail-grid{grid-template-columns:1fr}}
.detail-box{background:#fff;border:1px solid var(--border);border-radius:8px;padding:1rem}
.detail-box h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-family:Arial,sans-serif;margin-bottom:.5rem}
.detail-box p{font-family:Arial,sans-serif;font-size:.88rem;line-height:1.6}

/* Evidence */
.evidence{font-family:Arial,sans-serif;font-size:.78rem;color:var(--muted);margin-top:.5rem}
.evidence a{color:var(--green)}

/* Cross-links */
.cross-links{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--border)}
.cross-links h3{font-size:.9rem;margin-bottom:.8rem}
.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:.5rem}
.link-card{display:block;padding:.6rem .8rem;background:#fff;border:1px solid var(--border);border-radius:6px;font-family:Arial,sans-serif;font-size:.82rem;transition:border-color .2s}
.link-card:hover{border-color:var(--green);text-decoration:none}
.link-card .lc-sev{float:right}

/* Disclaimer */
.disclaimer{background:#fff8e1;border:1px solid #ffe082;border-radius:8px;padding:1rem 1.2rem;margin-top:1.5rem;font-size:.82rem;font-family:Arial,sans-serif;color:#795548}

/* No interaction */
.safe-card{background:var(--green-light);border-radius:10px;padding:1.5rem;text-align:center;margin:1rem 0}
.safe-card h2{color:#2e7d32;font-size:1.1rem;margin-bottom:.5rem}
.safe-card p{font-family:Arial,sans-serif;font-size:.88rem;color:#555}

/* Footer */
footer{background:var(--green);color:rgba(255,255,255,.7);padding:1.5rem;text-align:center;font-family:Arial,sans-serif;font-size:.78rem}
footer a{color:rgba(255,255,255,.9)}

/* Overview page */
.overview-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem;margin:1rem 0}
.ov-card{background:#fff;border:1px solid var(--border);border-radius:8px;padding:1rem;transition:border-color .2s}
.ov-card:hover{border-color:var(--green)}
.ov-card h3{font-size:.95rem;margin-bottom:.3rem}.ov-card h3 a{color:var(--text)}
.ov-card .ov-meta{font-family:Arial,sans-serif;font-size:.8rem;color:var(--muted)}

/* Stats */
.stats{display:flex;gap:2rem;margin:1rem 0;flex-wrap:wrap}
.stat{text-align:center}.stat-n{font-size:1.8rem;font-weight:bold;color:var(--green);display:block}
.stat-l{font-family:Arial,sans-serif;font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px}

/* Breadcrumbs */
.breadcrumbs{font-family:Arial,sans-serif;font-size:.78rem;color:var(--muted);margin-bottom:1rem;line-height:1.8}
.breadcrumbs a{color:var(--green)}
.breadcrumbs span{color:var(--text)}

/* Hamburger nav (mobile) */
.nav-hamburger{display:none;background:none;border:none;color:#fff;font-size:1.4rem;cursor:pointer;padding:.2rem .5rem}
@media(max-width:600px){
  .nav-hamburger{display:block}
  .nav-links{display:none;width:100%;flex-direction:column;gap:.5rem;padding:.8rem 0}
  .nav-inner.nav-open{flex-wrap:wrap}
  .nav-inner.nav-open .nav-links{display:flex}
}

/* Tool CTA */
.tool-cta{margin-top:1.5rem;text-align:center}
.tool-cta a{display:inline-block;padding:.7rem 1.5rem;background:var(--green);color:#fff;border-radius:8px;font-family:Arial,sans-serif;font-size:.88rem;text-decoration:none;transition:background .2s}
.tool-cta a:hover{background:#145228;text-decoration:none}

/* Index tables */
.index-table{width:100%;border-collapse:collapse;font-family:Arial,sans-serif;font-size:.88rem}
.index-table th{text-align:left;padding:.6rem .8rem;background:var(--green-light);font-size:.78rem;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:2px solid var(--border)}
.index-table td{padding:.5rem .8rem;border-bottom:1px solid #f0f0f0}
.index-table tr:hover{background:#f9f9f6}
.index-table .count-col{text-align:center;font-weight:bold;color:var(--green)}
.index-table .sci-col{color:var(--muted);font-size:.82rem}
.index-table .examples-col{color:var(--muted);font-size:.82rem}