:root {
    --primary-color: #1a2238;
    --accent-color: #e0a106;
    --accent-color-dark: #b38600;
    --text-color: #222;
    --text-secondary: #333;
    --text-muted: #666;
    --text-light: #999;
    --text-footer: #cccccc;
    
    --white: #ffffff;
    --black: #1a1a1a;
    --gray-bg: #eaeaea;
    --light-bg: #f5f6fa;
    --section-light: #f8f8f8;
    --border-color: #e0e0e0;
    --border-dark: #333;
    
    --whatsapp: #25D366;
    --whatsapp-hover: #1ebe5d;
    --rating: #ffc107;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 5px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-xl: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-xxl: 0 6px 20px rgba(0,0,0,0.4);
    --shadow-whatsapp: 0 2px 8px rgba(255,255,255,0.25);
    --shadow-cta: 0 2px 8px rgba(0,0,0,0.10);
    
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-xs: 14px;
    --font-size-sm: 16px;
    --font-size-base: 18px;
    --font-size-lg: 20px;
    --font-size-xl: 22px;
    --font-size-2xl: 24px;
    --font-size-3xl: 28px;
    --font-size-4xl: 32px;
    --font-size-5xl: 36px;
    --font-size-6xl: 48px;
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-full: 50%;
    
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.6s;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    background: var(--light-bg);
    color: var(--text-color);
}

* {
    box-sizing: border-box;
}

.header {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal) ease;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    text-decoration: none;
}

.nav {
    display: flex;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
    transition: all var(--transition-normal) ease;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

.nav a:hover,
.nav a.active {
    color: var(--primary-color);
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

.header-phone:hover {
    color: var(--accent-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: var(--font-size-2xl);
    cursor: pointer;
}

.hero {
    min-height: 500px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    color: var(--white);
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 20px;
    line-height: var(--line-height-tight);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: 40px;
    opacity: 0.9;
    max-width: 600px;
}

.hero-features {
    list-style: none;
    padding: 0;
    margin-bottom: 40px;
}

.hero-feature {
    font-size: var(--font-size-base);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-feature i {
    color: var(--accent-color);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.btn {
    padding: 14px 36px;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-size: var(--font-size-sm);
    display: inline-block;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--white);
    border: 1px solid var(--accent-color);
}

.btn-primary:hover {
    background: var(--accent-color-dark);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
}

.btn-secondary.whatsapp {
    background: var(--whatsapp);
    color: var(--white);
    border: none;
    transition: background var(--transition-fast);
}

.btn-secondary.whatsapp:hover {
    background: var(--whatsapp-hover);
    color: var(--white);
}

.section {
    padding: 80px 0;
}

.section-light {
    background-color: var(--section-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: var(--font-size-base);
    color: var(--text-muted);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 40px 25px;
    transition: all var(--transition-normal);
    opacity: 1;
    transform: translateY(0);
}

.feature-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.feature-icon {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.feature-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.feature-description {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    color: var(--text-muted);
}

.gallery-section {
    background-color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.gallery-item {
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-slow) ease;
}

.gallery-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.gallery-image {
    position: relative;
    height: 280px;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.gallery-image:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-image:hover img {
    transform: scale(1.05);
}

.advantages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    text-align: center;
}

.advantage {
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-slow) ease;
}

.advantage.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.advantage-number {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: 10px;
}

.advantage-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.advantage-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.process {
    background-color: var(--white);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.process-step {
    text-align: center;
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-slow) ease;
}

.process-step.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.process-step-number {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin: 0 auto 25px;
}

.process-step-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.process-step-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: var(--line-height-normal);
}

.pricing {
    background-color: var(--section-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.pricing-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
    opacity: 1;
    transform: translateY(0);
}

.pricing-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.pricing-card:hover {
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    background: var(--primary-color);
    color: var(--white);
}

.pricing-card.featured::before {
    content: 'Popular';
    position: absolute;
    top: 0;
    right: 20px;
    background: var(--accent-color);
    color: var(--white);
    padding: 5px 20px;
    font-size: var(--font-size-xs);
    border-radius: 0 0 5px 5px;
}

.pricing-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.pricing-card.featured .pricing-title {
    color: var(--white);
}

.pricing-price {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-bottom: 25px;
}

.pricing-card.featured .pricing-price {
    color: var(--white);
}

.pricing-price span {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    color: var(--text-muted);
}

.pricing-card.featured .pricing-price span {
    color: rgba(255, 255, 255, 0.8);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.pricing-features li {
    padding: 10px 0;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-card.featured .pricing-features li {
    color: var(--white);
}

.pricing-features i {
    color: var(--accent-color);
    margin-right: 10px;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 30px;
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-slow) ease;
}

.testimonial.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-rating {
    color: var(--rating);
    margin-bottom: 15px;
    font-size: var(--font-size-base);
}

.testimonial-text {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
}

.testimonial-name {
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.testimonial-role {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.cta {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 60px 0;
}

.cta-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 15px;
}

.cta-text {
    font-size: var(--font-size-lg);
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta .btn-secondary.whatsapp {
    background: var(--white);
    color: var(--whatsapp);
    border: 2px solid var(--whatsapp);
    box-shadow: var(--shadow-cta);
}

.cta .btn-secondary.whatsapp:hover {
    background: var(--whatsapp);
    color: var(--white);
}

.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section p {
    line-height: var(--line-height-normal);
    color: var(--text-footer);
    font-size: var(--font-size-sm);
}

.footer-section a {
    color: var(--text-footer);
    text-decoration: none;
    display: block;
    padding: 5px 0;
    font-size: var(--font-size-sm);
    transition: color var(--transition-normal);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-dark);
    color: var(--text-light);
    font-size: var(--font-size-xs);
}

.floating-buttons {
    position: fixed;
    bottom: 20px;
    display: none;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    font-size: var(--font-size-2xl);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-normal);
    position: fixed;
}

.floating-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xxl);
}

.floating-btn.phone {
    background: var(--accent-color);
    left: 20px;
    bottom: 20px;
}

.floating-btn.whatsapp {
    background: var(--whatsapp);
    right: 20px;
    bottom: 20px;
    border: none;
    box-shadow: var(--shadow-whatsapp);
    transition: background var(--transition-fast);
}

.floating-btn.whatsapp:hover {
    background: var(--whatsapp-hover);
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        transition: left var(--transition-normal) ease;
    }
    
    .nav.active {
        left: 0;
    }
    
    .header-phone {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 15px;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .features-grid,
    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gallery-image {
        height: 250px;
    }
    
    .advantages {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .floating-buttons {
        display: block;
    }
    
    .cta-title {
        font-size: var(--font-size-3xl);
    }
    
    .cta-text {
        font-size: var(--font-size-base);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp var(--transition-slow) ease forwards;
}