body { font-family: 'Montserrat', sans-serif; background-color: #f8fbfc; color: #2c3e50; margin: 0; padding: 0; }
.top-bar { background-color: #005F73; padding: 15px; text-align: center; }
.logo-top { max-height: 40px; }
.container { max-width: 800px; margin: 40px auto; padding: 0 20px; }

.header-title { text-align: center; margin-bottom: 40px; }
.header-title h1 { color: #005F73; font-size: 2.2rem; margin-bottom: 10px; }
.header-title p { color: #7f8c8d; font-size: 1.1rem; }

.card { background: #fff; border-radius: 12px; padding: 30px; box-shadow: 0 8px 20px rgba(0,0,0,0.05); }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 8px; color: #455A64; }
.form-control { width: 100%; padding: 12px; border: 1px solid #dcdde1; border-radius: 8px; font-family: inherit; font-size: 1rem; box-sizing: border-box; }
.form-control:focus { outline: none; border-color: #005F73; box-shadow: 0 0 0 3px rgba(0,95,115,0.1); }

.btn-generate { background-color: #27ae60; color: white; border: none; padding: 15px 20px; width: 100%; border-radius: 8px; font-size: 1.1rem; font-weight: 600; cursor: pointer; transition: background 0.3s; }
.btn-generate:hover { background-color: #219a52; }

.result-box { display: none; margin-top: 30px; background: #e8f5e9; border: 1px solid #c8e6c9; border-radius: 8px; padding: 30px 20px; text-align: center; }
.success-title { margin-top: 0; color: #27ae60; margin-bottom: 20px; }

/* Contenedor del código QR centrado */
.qr-output { display: flex; justify-content: center; align-items: center; margin-bottom: 20px; padding: 15px; background: white; border-radius: 8px; display: inline-block; }

.action-buttons { display: flex; justify-content: center; margin-top: 15px; }
.btn-action { padding: 12px 25px; border-radius: 6px; font-weight: 600; cursor: pointer; border: none; font-size: 1rem; }
.btn-download { background-color: #005F73; color: white; transition: background 0.3s; }
.btn-download:hover { background-color: #004d5c; }

.lead-banner { margin-top: 40px; background: #005F73; color: white; padding: 20px; border-radius: 12px; text-align: center; }
.lead-banner a { color: #f1c40f; font-weight: bold; text-decoration: none; }
.lead-banner a:hover { text-decoration: underline; }

.ads-container { text-align: center; margin-top: 40px; margin-bottom: 20px; }
.ads-label { font-size: 0.7rem; color: #b0bec5; }

/* Opciones extra del QR (Checkbox) */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #005F73;
    cursor: pointer;
}

.checkbox-group label {
    margin-bottom: 0; /* Sobrescribe el margen del label por defecto */
    font-weight: 400;
    cursor: pointer;
    color: #455A64;
    font-size: 0.95rem;
}