*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#fff;color:#172033}
a{text-decoration:none}
.contenedor{max-width:1180px;margin:auto;padding:0 28px}
.navbar{height:86px;border-bottom:1px solid #eef0f4;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:38px;font-weight:900;color:#0A84FF}
.nav-links{display:flex;align-items:center;gap:18px}
.nav-links a{color:#182234;font-weight:700}
.btn,button{display:inline-block;background:#0A84FF;color:#fff;padding:14px 22px;border-radius:10px;border:none;font-weight:800;cursor:pointer;box-shadow:0 8px 20px rgba(10,132,255,.14)}
.btn:hover,button:hover{background:#0066CC}
.btn-secundario{background:#fff;color:#182234;border:1px solid #d8dde6;box-shadow:none}
.btn-secundario:hover{background:#f5f7fb}
.btn-verde{background:#18b66a}
.btn-rojo{background:#0A84FF}
.hero{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:70px;padding:90px 0 60px}
.hero h1{font-size:58px;line-height:1.08;margin:0 0 26px;color:#172033;letter-spacing:-2px}
.hero p{font-size:21px;line-height:1.6;color:#526071;margin:0 0 34px}
.hero-actions{display:flex;gap:18px;margin-bottom:34px;flex-wrap:wrap}
.seguro{color:#344054;font-size:16px}
.card-demo,.card{background:#fff;border:1px solid #edf0f5;border-radius:24px;padding:26px;box-shadow:0 18px 45px rgba(15,23,42,.08);margin-bottom:22px}
.tarjeta-roja{height:250px;border-radius:18px;background:linear-gradient(135deg,#0A84FF,#6C2BD9);color:#fff;padding:28px;position:relative;overflow:hidden}
.tarjeta-roja .marca{font-size:36px;font-weight:900}
.tarjeta-roja .virtual{position:absolute;right:28px;top:30px;font-size:14px;opacity:.85}
.tarjeta-roja .chip{width:46px;height:36px;background:#f4d28a;border-radius:8px;margin-top:34px}
.tarjeta-roja .numero{font-size:29px;letter-spacing:2px;margin-top:28px;font-weight:900}
.detalle-card{margin-top:24px;background:#fff;border:1px solid #edf0f5;border-radius:18px;padding:24px}
.label,.dato-label{color:#64748b;font-size:13px;margin-bottom:4px}
.valor,.dato-valor{font-size:22px;font-weight:900;color:#172033}
.estado,.badge-activa{display:inline-block;background:#dcfce7;color:#15803d;padding:7px 12px;border-radius:999px;font-weight:800}
.badge-bloqueada{display:inline-block;background:#e8f2ff;color:#0D4E9A;padding:7px 12px;border-radius:999px;font-weight:800}
.features{background:#fff;border:1px solid #edf0f5;border-radius:20px;box-shadow:0 15px 45px rgba(15,23,42,.08);display:grid;grid-template-columns:repeat(3,1fr);margin:30px 0 80px}
.feature{text-align:center;padding:44px 30px;border-right:1px solid #edf0f5}
.feature:last-child{border-right:none}
.icono{width:74px;height:74px;background:#edf2ff;color:#0A84FF;border-radius:50%;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:900}
.como{text-align:center;padding:10px 0 80px}
.pasos,.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
input,select{width:100%;padding:14px;border-radius:12px;border:1px solid #cbd5e1;margin-top:8px;background:#fff;color:#0f172a;font-size:15px}
input:focus,select:focus{outline:none;border-color:#0A84FF;box-shadow:0 0 0 3px rgba(10,132,255,.12)}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden}
th{background:#eef6ff;color:#0A84FF}
th,td{padding:14px;border-bottom:1px solid #e5e7eb;text-align:left}
.aviso{background:#eef6ff;color:#0D4E9A;padding:16px;border-radius:14px;margin-top:18px;border:1px solid #b9d9ff}
.menu{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.footer{border-top:1px solid #edf0f5;padding:40px 0;text-align:center;color:#6b7280}
@media(max-width:850px){.hero{grid-template-columns:1fr;padding-top:45px}.hero h1{font-size:40px}.features{grid-template-columns:1fr}.feature{border-right:none;border-bottom:1px solid #edf0f5}.nav-links a:not(.btn){display:none}}
.admin-layout {
    display: flex;
    min-height: 100vh;
    background: #f6f7fb;
}

.sidebar {
    width: 250px;
    background: #ffffff;
    border-right: 1px solid #eef0f4;
    padding: 25px;
    position: fixed;
    height: 100vh;
}

.sidebar-logo {
    font-size: 34px;
    font-weight: 900;
    color: #0A84FF;
    margin-bottom: 35px;
}

.sidebar a {
    display: block;
    padding: 14px 16px;
    color: #172033;
    border-radius: 12px;
    font-weight: 700;
    margin-bottom: 8px;
}

.sidebar a:hover {
    background: #eef6ff;
    color: #0A84FF;
}

.sidebar-bottom {
    position: absolute;
    bottom: 25px;
    left: 25px;
    right: 25px;
}

.logout-link {
    background: #e8f2ff !important;
    color: #0D4E9A !important;
}

.admin-content {
    margin-left: 250px;
    padding: 30px;
    width: calc(100% - 250px);
}

@media(max-width: 850px) {
    .admin-layout {
        display: block;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
    }

    .sidebar-bottom {
        position: relative;
        bottom: auto;
        left: auto;
        right: auto;
        margin-top: 20px;
    }

    .admin-content {
        margin-left: 0;
        width: 100%;
        padding: 18px;
    }
}
/* Identidad visual Pulso */
:root{
    --pulso-navy:#0D132B;
    --pulso-blue:#0A84FF;
    --pulso-purple:#6C2BD9;
    --pulso-pink:#FF2E9A;
    --pulso-teal:#00D1C1;
    --pulso-soft:#eef6ff;
}
.brand{display:flex;align-items:center;min-width:132px;color:var(--pulso-navy)!important;}
.brand-logo{display:block;width:178px;max-height:56px;object-fit:contain;}
.sidebar-logo{display:flex;align-items:center;margin-bottom:35px;}
.brand-logo-admin{width:190px;max-height:72px;}
.btn,button{background:linear-gradient(135deg,var(--pulso-blue),var(--pulso-purple))!important;box-shadow:0 10px 24px rgba(10,132,255,.18)!important;}
.btn:hover,button:hover{filter:brightness(.96);}
.btn-secundario{background:#fff!important;color:#0D132B!important;border:1px solid #d8dde6!important;box-shadow:none!important;}
.btn-verde{background:#18b66a!important;}
.btn-rojo{background:#0A84FF!important;}
.monto-card.activo{border-color:var(--pulso-blue)!important;background:var(--pulso-soft)!important;}
.monto-card h2,.link-red,.bottom-nav a.active{color:var(--pulso-blue)!important;}
.option-icon,.icon-box{background:linear-gradient(135deg,rgba(10,132,255,.12),rgba(108,43,217,.12))!important;color:var(--pulso-blue)!important;}
.card-red,.tarjeta-comprobante,.tarjeta-roja{background:linear-gradient(135deg,var(--pulso-navy),var(--pulso-blue) 48%,var(--pulso-purple))!important;}
input:focus,select:focus{border-color:var(--pulso-blue)!important;box-shadow:0 0 0 3px rgba(10,132,255,.12)!important;}