:root{--page-bg:#f5f7fb;--surface:#ffffff;--surface-strong:#0a1128;--text-main:#1e293b;--text-muted:#64748b;--accent:#0f4c81;--accent-usa:#0a3161;--accent-can:#da291c;--accent-mex:#006341;--border:#e2e8f0;--card-shadow:0 4px 20px rgba(0,0,0,0.05);--transition:all 0.3s ease}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background-color:var(--page-bg);color:var(--text-main);overflow-x:hidden;line-height:1.6}.navbar{background-color:rgba(255,255,255,0.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:1050}.navbar-brand img{max-height:40px;object-fit:contain}.nav-link{color:var(--text-main);font-weight:500;transition:var(--transition)}.nav-link:hover{color:var(--accent)}.section-padding{padding:80px 0}.bg-gradient-hosts{background:linear-gradient(135deg,var(--accent-usa) 0%,var(--accent-can) 50%,var(--accent-mex) 100%)}.hero-title-box{position:relative;z-index:2}.hero-title-box h1{font-size:3rem;font-weight:800;line-height:1.2;color:#ffffff;text-shadow:0 2px 10px rgba(0,0,0,0.3)}.badge-host{font-size:0.85rem;padding:0.4rem 1rem;border-radius:50px;font-weight:600;color:#ffffff}.badge-usa{background-color:var(--accent-usa)}.badge-can{background-color:var(--accent-can)}.badge-mex{background-color:var(--accent-mex)}.custom-card{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--card-shadow);transition:var(--transition);overflow:hidden}.custom-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,0.1)}.timeline-container{border-left:3px solid var(--border);padding-left:20px;margin-left:10px}.timeline-item{position:relative;margin-bottom:30px}.timeline-item::before{content:'';position:absolute;left:-27px;top:5px;width:12px;height:12px;border-radius:50%;background-color:var(--accent);border:3px solid var(--surface)}.group-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.group-card{background:#ffffff;border-radius:12px;border:1px solid var(--border);overflow:hidden}.group-header{color:#ffffff;padding:12px;font-weight:bold;text-align:center}.table-responsive-custom{overflow-x:auto;-webkit-overflow-scrolling:touch}.table-responsive-custom table{min-width:600px}.news-grid{display:grid;grid-template-columns:2fr 1.2fr;gap:30px}@media (max-width:991px){.news-grid{grid-template-columns:1fr}.hero-title-box h1{font-size:2.2rem}}.guide-step{border-left:4px solid var(--accent-can);padding-left:15px}.accordion-button:not(.collapsed){background-color:rgba(15,76,129,0.1);color:var(--accent)}.img-overlay-container{position:relative;border-radius:12px;overflow:hidden}.img-overlay-container::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(to bottom,rgba(0,0,0,0) 40%,rgba(0,0,0,0.85) 100%)}.img-overlay-text{position:absolute;bottom:20px;left:20px;right:20px;color:#ffffff;z-index:2}p,li,td,small{color:var(--text-main);opacity:0.9}.text-white-p p,.text-white-p li{color:#ffffff !important;opacity:0.95}.text-muted-custom{color:var(--text-muted)}