:root{--color-bg:#f4f6f9;--color-bg-white:#ffffff;--color-text:#475569;--color-text-dark:#0f172a;--color-primary:#15325b;--color-primary-light:#204b88;--color-secondary:#4ca6ff;--color-card-bg:#ffffff;--color-card-border:#e2e8f0}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background-color:var(--color-bg);color:var(--color-text);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4{font-family:Montserrat,sans-serif;font-weight:700;line-height:1.2;color:var(--color-primary)}.bg-pattern{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;background-color:var(--color-bg);background-image:radial-gradient(#cbd5e1 1px,transparent 1px);background-size:40px 40px;opacity:.4}nav{position:fixed;top:0;width:100%;padding:1rem 5%;display:flex;justify-content:space-between;align-items:center;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-card-border);transition:all .3s ease;box-shadow:0 2px 10px rgba(0,0,0,.05)}.nav-logo{display:flex;align-items:center;gap:1rem}.nav-logo img{height:50px;width:auto}.nav-logo span{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.1rem;color:var(--color-primary);text-transform:uppercase;letter-spacing:.5px}.nav-links{display:flex;gap:2rem;list-style:none}.nav-links a{color:var(--color-text-dark);text-decoration:none;font-weight:600;font-family:Montserrat,sans-serif;font-size:.9rem;position:relative;padding-bottom:.25rem;transition:color .3s;text-transform:uppercase;letter-spacing:.5px}.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:3px;background:var(--color-secondary);transition:width .3s ease;border-radius:2px}.nav-links a.active::after,.nav-links a:hover::after{width:100%}.nav-links a.active,.nav-links a:hover{color:var(--color-primary)}header.hero{height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 5%;position:relative;background:linear-gradient(135deg,var(--color-bg-white) 0,#eef2f6 100%);overflow:hidden}.hero::before{content:'';position:absolute;top:-20%;right:-10%;width:60%;height:60%;background:radial-gradient(circle,var(--color-secondary) 0,transparent 60%);opacity:.1;border-radius:50%}.hero-bg-left-container{position:absolute;left:0;top:83px;width:55%;max-width:750px;z-index:1;opacity:.75}.hero-bg-left{width:100%;height:auto;opacity:0}.hero-bg-bottom{position:absolute;bottom:0;left:0;width:100%;height:55vh;object-fit:cover;object-position:top;opacity:.15;z-index:0;pointer-events:none}.hero-content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;width:100%}.hero-title-img{max-width:900px;width:90%;height:auto;margin-bottom:1.5rem;opacity:0}.hero h1{font-size:clamp(2.2rem, 4vw, 4rem);margin-bottom:1.5rem;color:var(--color-primary);max-width:1000px;font-weight:800;line-height:1.1;opacity:0}.hero p{font-size:1.2rem;max-width:800px;color:var(--color-text);font-family:Inter,sans-serif;font-weight:500;opacity:0}.next-section-arrow{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);color:var(--color-primary);text-decoration:none;animation:bounceArrow 2s infinite;cursor:pointer;z-index:10}.hero .next-section-arrow{bottom:20px}.next-section-arrow:hover{color:var(--color-secondary)}.next-section-arrow svg{width:40px;height:40px}@keyframes bounceArrow{0%,100%,20%,50%,80%{transform:translate(-50%,0)}40%{transform:translate(-50%,-10px)}60%{transform:translate(-50%,-5px)}}.scroll-indicator{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);opacity:0;cursor:pointer}.scroll-indicator span{display:block;width:20px;height:20px;border-bottom:3px solid var(--color-primary);border-right:3px solid var(--color-primary);transform:rotate(45deg)}.section-container{width:100%;padding:100px 5%;display:flex;align-items:center;overflow:hidden;position:relative}#como-participar,#guanajuato-abraza{background-color:var(--color-bg-white)}.section-layout-wide{display:flex;flex-direction:column;gap:4rem;width:100%;max-width:1100px;margin:0 auto}.text-content{position:relative;opacity:0;width:100%}.text-content h2{font-size:2.5rem;margin-bottom:1.5rem;color:var(--color-primary)}.text-content h3{font-size:1.5rem;margin-top:2rem;margin-bottom:1rem;color:var(--color-primary-light);font-weight:600}.text-content p{margin-bottom:1.2rem;font-size:1.1rem;color:var(--color-text)}.lead-text{font-size:1.25rem!important;font-weight:500;color:var(--color-primary);margin-bottom:2rem!important;line-height:1.7}.info-box{background:rgba(76,166,255,.05);border-left:4px solid var(--color-secondary);padding:2rem;border-radius:0 8px 8px 0;margin:2rem 0}.info-box p{margin-bottom:0!important}.info-box p+p{margin-top:1rem}.custom-list{list-style:none!important;margin-left:0!important;padding-left:0}.custom-list>li{position:relative;padding-left:2rem;margin-bottom:1.5rem!important;color:var(--color-text);font-size:1.1rem}.custom-list>li::before{content:'→';position:absolute;left:0;color:var(--color-secondary);font-weight:700}.custom-list ul{margin-top:1rem;list-style:circle;margin-left:1.5rem;color:var(--color-text-dark)}.text-split{column-count:2;column-gap:3rem;text-align:justify}@media (max-width:768px){.text-split{column-count:1}}.visual-content{position:relative;width:100%}.visual-wrapper-wide{width:100%;height:400px;overflow:hidden;border-radius:16px;box-shadow:0 15px 35px rgba(21,50,91,.1);border:1px solid var(--color-card-border);opacity:0}.visual-wrapper-wide img{width:100%;height:100%;object-fit:cover;object-position:center 30%;display:block;transform:scale(1.15);transition:transform .5s ease}.visual-wrapper-wide img:hover{transform:scale(1.2)}.btn{display:inline-flex;align-items:center;justify-content:center;background-color:var(--color-secondary);color:#fff;padding:1.2rem 2.5rem;border-radius:6px;text-decoration:none;font-weight:700;font-family:Montserrat,sans-serif;font-size:1.1rem;margin-top:1.5rem;transition:all .3s ease;border:none;cursor:pointer;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 4px 10px rgba(76,166,255,.3)}.btn:hover{transform:translateY(-2px);background-color:var(--color-primary-light);box-shadow:0 6px 15px rgba(32,75,136,.2)}.form-section-list{display:flex;flex-direction:column;margin:3rem auto 0 auto;max-width:700px;text-align:left;background:var(--color-bg-white);border-radius:12px;box-shadow:0 10px 30px rgba(21,50,91,.05);overflow:hidden;border:1px solid var(--color-card-border)}.form-item{padding:1.25rem 2rem;border-bottom:1px solid var(--color-card-border);font-size:1.05rem;transition:background .3s,transform .3s,border-left .3s;display:flex;align-items:center;gap:1.5rem;color:var(--color-text-dark);font-weight:500;background:0 0}.form-item:last-child{border-bottom:none}.form-item strong{color:var(--color-primary);font-size:1.2em;font-family:Montserrat,sans-serif;min-width:40px;flex-shrink:0;text-align:right}.form-item:hover{background:rgba(76,166,255,.05);transform:translateX(5px);border-left:4px solid var(--color-secondary);padding-left:calc(2rem - 4px)}footer{text-align:center;padding:3rem 2rem;background-color:var(--color-primary);color:#fff;font-family:Montserrat,sans-serif}.mobile-menu-btn{display:none;background:0 0;border:none;color:var(--color-primary);cursor:pointer;z-index:1001}@media (max-width:900px){.mobile-menu-btn{display:block}.nav-links{position:absolute;top:80px;left:0;width:100%;background-color:rgba(255,255,255,.98);backdrop-filter:blur(10px);flex-direction:column;align-items:center;gap:2rem;padding:2rem 0;box-shadow:0 10px 20px rgba(0,0,0,.1);transform:translateY(-150%);opacity:0;transition:all .4s ease;z-index:-1;pointer-events:none}.nav-links.active{transform:translateY(0);opacity:1;pointer-events:auto}.hero h1{font-size:2.2rem}.visual-wrapper-wide{height:250px}}#back-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background-color:var(--color-primary);color:#fff;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px rgba(0,0,0,.2);opacity:0;visibility:hidden;transition:all .3s ease;z-index:1000}#back-to-top:hover{background-color:var(--color-primary-light);transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,.3)}#back-to-top.show{opacity:1;visibility:visible}.decoration-right{position:absolute;top:0;right:0;width:35%;max-width:400px;opacity:.9;z-index:0;pointer-events:none}.decoration-left{position:absolute;top:10%;left:0;width:30%;max-width:350px;opacity:.15;z-index:0;pointer-events:none}@media (max-width:768px){.decoration-right{opacity:.2;right:0}}.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:9999;align-items:center;justify-content:center}.modal-overlay.active{display:flex}.modal-box{background:#fff;border-radius:16px;padding:2.5rem;max-width:500px;width:90%;box-shadow:0 25px 60px rgba(0,0,0,.35);text-align:center;animation:modalIn .25s ease}@keyframes modalIn{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}.modal-box .modal-icon{font-size:2.5rem;margin-bottom:1rem}.modal-box h3{color:var(--color-primary);margin-bottom:.75rem;font-size:1.3rem}.modal-box p{color:var(--color-text);margin-bottom:1rem;font-size:.95rem;line-height:1.6}.modal-url{font-size:.82rem;color:var(--color-secondary);word-break:break-all;margin:0 auto 1.5rem auto;padding:.5rem 1rem;background:rgba(76,166,255,.08);border-radius:6px;display:block;font-family:monospace}.modal-actions{display:flex;gap:1rem;justify-content:center;margin-top:1.5rem}.modal-cancel{padding:.75rem 1.8rem;border-radius:8px;border:2px solid var(--color-card-border);background:#fff;color:var(--color-text);font-weight:600;cursor:pointer;font-family:Montserrat,sans-serif;font-size:.9rem;transition:all .2s}.modal-cancel:hover{border-color:var(--color-primary);color:var(--color-primary)}.modal-confirm{padding:.75rem 1.8rem;border-radius:8px;border:none;background:var(--color-secondary);color:#fff;font-weight:700;cursor:pointer;font-family:Montserrat,sans-serif;font-size:.9rem;transition:all .2s;box-shadow:0 4px 12px rgba(76,166,255,.35)}.modal-confirm:hover{background:var(--color-primary-light)}.articulos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:2.5rem}.articulo-card{background:var(--color-bg-white);border:1px solid var(--color-card-border);border-radius:14px;padding:1.75rem 1.5rem 1.5rem;display:flex;flex-direction:column;gap:1rem;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;box-shadow:0 4px 16px rgba(21,50,91,.06);position:relative;overflow:hidden}.articulo-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(to bottom,var(--color-secondary),var(--color-primary-light));border-radius:4px 0 0 4px;opacity:0;transition:opacity .3s ease}.articulo-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(21,50,91,.12);border-color:var(--color-secondary)}.articulo-card:hover::before{opacity:1}.articulo-card-header{display:flex;align-items:center;justify-content:space-between}.articulo-icono-pdf{display:flex;align-items:center;justify-content:center;width:50px;height:50px;background:rgba(76,166,255,.08);border-radius:10px;color:var(--color-secondary);transition:background .3s ease;flex-shrink:0}.articulo-card:hover .articulo-icono-pdf{background:rgba(76,166,255,.16)}.articulo-badge{font-family:Montserrat,sans-serif;font-size:.7rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:#fff;background:var(--color-primary);padding:.25rem .65rem;border-radius:20px}.articulo-card h3{font-size:1rem;font-weight:600;color:var(--color-text-dark);line-height:1.5;flex:1;margin:0}.btn-articulo{display:inline-flex;align-items:center;gap:.4rem;background:0 0;border:2px solid var(--color-secondary);color:var(--color-secondary);font-family:Montserrat,sans-serif;font-weight:700;font-size:.85rem;padding:.6rem 1.2rem;border-radius:6px;cursor:pointer;transition:all .25s ease;text-transform:uppercase;letter-spacing:.5px;align-self:flex-start;margin-top:auto}.btn-articulo:hover{background:var(--color-secondary);color:#fff;transform:translateX(3px)}@media (max-width:768px){.articulos-grid{grid-template-columns:1fr}}.surge-privacidad{background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-light) 100%);border-radius:16px;padding:2rem 2.5rem;color:#fff;margin-bottom:1.5rem;position:relative;overflow:hidden}.surge-privacidad::before{content:'';position:absolute;top:-40px;right:-40px;width:180px;height:180px;background:rgba(255,255,255,.05);border-radius:50%}.surge-privacidad::after{content:'';position:absolute;bottom:-60px;right:60px;width:120px;height:120px;background:rgba(255,255,255,.04);border-radius:50%}.surge-privacidad-icono{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;background:rgba(255,255,255,.15);border-radius:14px;color:#fff;margin-bottom:1.25rem;backdrop-filter:blur(4px)}.surge-privacidad p{color:rgba(255,255,255,.92);font-size:1.05rem;line-height:1.8;margin-bottom:1.5rem}.surge-chips{display:flex;flex-wrap:wrap;gap:.75rem;position:relative;z-index:1}.surge-chip{background:rgba(255,255,255,.18);color:#fff;font-family:Montserrat,sans-serif;font-weight:700;font-size:.82rem;letter-spacing:.5px;padding:.45rem 1.1rem;border-radius:30px;border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(4px)}.surge-cards{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;margin-top:0}.surge-card{background:var(--color-bg-white);border:1px solid var(--color-card-border);border-radius:14px;padding:1.75rem 1.5rem;box-shadow:0 4px 16px rgba(21,50,91,.06);transition:transform .3s ease,box-shadow .3s ease}.surge-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(21,50,91,.1)}.surge-card-icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;background:rgba(76,166,255,.08);border-radius:12px;color:var(--color-secondary);margin-bottom:1rem}.surge-card h3{font-size:1.05rem;font-weight:700;color:var(--color-primary);margin-bottom:.75rem}.surge-card p{font-size:.97rem;line-height:1.75;color:var(--color-text);margin:0}@media (max-width:768px){.surge-cards{grid-template-columns:1fr}.surge-privacidad{padding:1.5rem}}