body {
    font-family: 'Lato', sans-serif;
    scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6, .nav-link, .cta-button {
    font-family: 'Montserrat', sans-serif;
}

:root {
    --brand-blue: #3E84A8;
    --brand-green: #59A844;
    --brand-dark-green: #4A8C3B;
    --brand-light-gray: #f8f9fa;
    --brand-gradient: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-green) 100%);
}

.bg-brand-blue { background-color: var(--brand-blue); }
.text-brand-blue { color: var(--brand-blue); }
.border-brand-blue { border-color: var(--brand-blue); }
.bg-brand-green { background-color: var(--brand-green); }
.text-brand-green { color: var(--brand-green); }
.hover\:bg-brand-dark-green:hover { background-color: var(--brand-dark-green); }
.bg-brand-gradient { background-image: var(--brand-gradient); }

.hero-section {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('img/Pureza-header.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

.gallery-img {
    cursor: pointer;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.gallery-img:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.faq-item {
    border-bottom: 1px solid #e5e7eb;
}

.faq-question {
    cursor: pointer;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.modal {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-out;
    z-index: 100;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    transform: translateY(-50px);
    transition: transform 0.4s ease-out;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.glass-effect {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

#promoPopup.hidden { 
    display: none !important; 
    opacity: 0 !important; 
}

#promoPopup { 
    opacity: 1; 
}

/* --- ANIMACIONES --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in-down { animation: fadeInDown 0.8s ease-out forwards; }
.animate-fade-in-up { animation: fadeInUp 0.8s ease-out forwards; }

@keyframes bounce-slow {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.animate-bounce-slow {
    animation: bounce-slow 2s infinite ease-in-out;
}