/* Header */
.header { position: fixed; top: 0; width: 100%; background: white; box-shadow: 0 2px 10px rgba(0,0,0,0.1); z-index: 1000; }
.header-container { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.header-nav { display: flex; gap: 1.5rem; align-items: center; }
.header-nav a { font-weight: 500; transition: color 0.3s; }
.header-nav a:not(.btn-primary):hover { color: var(--color-accent); }

/* Buttons */
.btn-primary { background: var(--color-accent); color: white; padding: 0.75rem 1.5rem; border-radius: 0.5rem; font-weight: 600; text-align: center; display: inline-block; transition: all 0.3s; border: none; cursor: pointer; }
.btn-primary:hover { background: var(--color-accent-hover); transform: translateY(-2px); color: white; }
.btn-lg { padding: 1rem 2rem; font-size: 1.125rem; }
.btn-block { width: 100%; }

/* Hero */
.hero { padding: 8rem 0 4rem; background: linear-gradient(135deg, var(--color-surface) 0%, white 100%); }
.hero-content { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.hero-subtitle { font-size: 1.25rem; color: var(--color-text-light); margin-bottom: 2rem; }
.hero-image img { border-radius: 1rem; box-shadow: 0 10px 25px rgba(0,0,0,0.1); }
@media(max-width: 768px) { .hero-content { grid-template-columns: 1fr; text-align: center; } }

/* Cards & Differentials */
.feature-card { background: white; padding: 2rem; border-radius: 1rem; text-align: center; box-shadow: 0 4px 6px rgba(0,0,0,0.05); transition: transform 0.3s; }
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 10px 15px rgba(0,0,0,0.1); }
.feature-icon { font-size: 3rem; margin-bottom: 1rem; }

/* Pricing Cards */
.pricing-card { background: white; border: 2px solid var(--color-border); border-radius: 1rem; padding: 2rem; text-align: center; transition: all 0.3s ease; }
.pricing-card.featured { border-color: var(--color-accent); box-shadow: 0 8px 24px rgba(49, 130, 206, 0.15); transform: scale(1.05); }
.pricing-card:hover { transform: translateY(-5px); }
.pricing-badge { display: inline-block; padding: 0.25rem 1rem; background: var(--color-surface); border-radius: 2rem; font-size: 0.875rem; font-weight: 600; margin-top: 0.5rem; }
.pricing-badge.popular { background: var(--color-accent); color: white; }
.pricing-price { margin: 1.5rem 0; font-weight: 700; color: var(--color-primary); }
.price-value { font-size: 3rem; }
.pricing-features { list-style: none; text-align: left; margin-bottom: 2rem; }
.pricing-features li { padding: 0.5rem 0; border-bottom: 1px solid var(--color-border); }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1rem; }
.gallery-item { aspect-ratio: 4/3; overflow: hidden; border-radius: 0.5rem; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.gallery-item:hover img { transform: scale(1.05); }

/* Form */
.contact-form-container { background: white; padding: 2rem; border-radius: 1rem; box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; }
.form-group input, .form-group select { width: 100%; padding: 0.75rem; border: 1px solid var(--color-border); border-radius: 0.5rem; outline: none; }
.form-group input:focus, .form-group select:focus { border-color: var(--color-accent); }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question { width: 100%; padding: 1.5rem 0; display: flex; justify-content: space-between; background: none; border: none; font-size: 1.125rem; font-weight: 600; cursor: pointer; text-align: left; color: var(--color-primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-answer-content { padding-bottom: 1.5rem; color: var(--color-text-light); }
.faq-item.active .faq-answer { max-height: 300px; }
.faq-item.active .faq-icon { transform: rotate(45deg); }

/* WhatsApp */
.whatsapp-float { position: fixed; bottom: 2rem; right: 2rem; background: #25d366; width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 10px rgba(37,211,102,0.4); z-index: 999; transition: transform 0.3s; }
.whatsapp-float:hover { transform: scale(1.1); }

/* Mobile Menu Button */
.mobile-menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.mobile-menu-toggle span { display: block; width: 25px; height: 3px; background: var(--color-primary); transition: 0.3s; }
@media(max-width: 768px) {
  .mobile-menu-toggle { display: flex; }
  .header-nav { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: white; flex-direction: column; padding: 1rem; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
  .header-nav.active { display: flex; }
}

/* Lightbox */
.lightbox { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.9); z-index: 2000; align-items: center; justify-content: center; }
.lightbox.active { display: flex; }
.lightbox img { max-width: 90%; max-height: 90vh; border-radius: 0.5rem; }
.lightbox-close { position: absolute; top: 2rem; right: 2rem; color: white; font-size: 2.5rem; cursor: pointer; }