/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #25D366;
    --secondary-color: #128C7E;
    --accent-color: #34B7F1;
    --dark-color: #1a1a1a;
    --light-color: #f5f5f5;
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
    box-shadow: var(--shadow);
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.tagline {
    font-size: 1.2rem;
    opacity: 0.95;
    font-weight: 300;
}

/* Hero Section */
.hero {
    padding: 60px 0;
    background: linear-gradient(180deg, var(--light-color) 0%, var(--white) 100%);
}

.hero-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 20px;
    color: var(--dark-color);
    font-weight: 700;
}

.hero-description {
    font-size: 1.2rem;
    text-align: center;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    font-weight: 500;
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    font-size: 1.5rem;
}

/* Products Section */
.products {
    padding: 80px 0;
    background: var(--white);
}

.section-title {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--dark-color);
    font-weight: 700;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.product-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.product-card.featured {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, #f8f9ff 0%, var(--white) 100%);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 12px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.product-badge.new {
    background: var(--accent-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.product-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--dark-color);
    font-weight: 700;
    padding-right: 80px;
}

.product-description {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-features {
    list-style: none;
    margin-top: 20px;
}

.product-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-color);
}

.product-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
    background: var(--light-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.benefit-item {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.benefit-item h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--dark-color);
    font-weight: 600;
}

.benefit-item p {
    color: var(--text-light);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.95;
    line-height: 1.8;
}

.cta-button {
    background: var(--white);
    color: var(--primary-color);
    border: none;
    padding: 18px 50px;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    min-width: 200px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background: #f0f0f0;
}

.cta-button:active {
    transform: translateY(-1px);
}

.cta-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.button-loader {
    display: inline-block;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.footer-links {
    margin-top: 20px;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .cta-title {
        font-size: 2rem;
    }

    .cta-description {
        font-size: 1rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .features {
        flex-direction: column;
        align-items: center;
    }

    .cta-button {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .product-card {
        padding: 20px;
    }

    .product-title {
        font-size: 1.5rem;
    }
}

/* Acessibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-section {
        background: var(--white);
        color: var(--text-color);
    }

    .cta-button {
        display: none;
    }
}