/* MAIA TECH Landing Page - Paleta Restrita (Vermelho, Branco, Preto) */

/* Hero Section */
.hero {
    background: #410000;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: var(--white);
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: 800;
    margin-bottom: var(--space-6);
    line-height: 1.1;
    color: var(--white);
}

.hero-title .highlight {
    color: var(--primary-red);
    position: relative;
}

.hero-subtitle {
    font-size: var(--text-xl);
    margin-bottom: var(--space-8);
    opacity: 0.9;
    font-weight: 500;
    color: var(--gray-200);
}

.hero-cta {
    gap: var(--space-3);
    font-size: var(--text-lg);
    padding: var(--space-5) var(--space-10);
    background: var(--primary-red);
    color: var(--white);
    border: 2px solid var(--primary-red);
    box-shadow: var(--shadow-red);
}

.hero-cta:hover {
    background: var(--white);
    color: var(--primary-red);
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(194, 43, 43, 0.3);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    width: 300px;
    height: 300px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid var(--primary-red);
    box-shadow: 0 0 0 8px rgba(194, 43, 43, 0.2);
}

.hero-icon {
    font-size: 120px;
    color: var(--primary-red);
}

/* Introdução */
.intro {
    padding: var(--space-20) 0;
    background: var(--white);
}

.intro-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    margin-bottom: var(--space-8);
    color: var(--gray-900);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-red);
    border-radius: var(--radius-full);
}

.intro-text {
    font-size: var(--text-lg);
    line-height: 1.8;
    color: var(--gray-700);
}

/* Vantagens */
.advantages {
    padding: var(--space-20) 0;
    background: var(--gray-50);
}

.advantages .section-title {
    text-align: center;
    margin-bottom: var(--space-16);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.advantage-card {
    background: var(--white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
    position: relative;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-red);
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-red);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    box-shadow: var(--shadow-red);
}

.advantage-icon i {
    font-size: var(--text-3xl);
    color: var(--white);
}

.advantage-title {
    margin-bottom: var(--space-4);
    color: var(--gray-900);
}

.advantage-text {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Call to Action Final */
.final-cta {
    padding: var(--space-20) 0;
    background: var(--primary-red);
    color: var(--white);
    text-align: center;
    position: relative;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 1;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-title {
    color: var(--white);
    margin-bottom: var(--space-6);
}

.cta-text {
    font-size: var(--text-lg);
    line-height: 1.8;
    margin-bottom: var(--space-4);
    opacity: 0.95;
}

.cta-subtitle {
    font-size: var(--text-base);
    margin-bottom: var(--space-8);
    opacity: 0.9;
    font-weight: 500;
}

.final-cta-button {
    background: var(--white);
    color: var(--primary-red);
    gap: var(--space-3);
    font-size: var(--text-lg);
    padding: var(--space-5) var(--space-10);
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--white);
}

.final-cta-button:hover {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-brand h3 {
    color: var(--primary-red);
    margin-bottom: var(--space-2);
    font-size: var(--text-2xl);
}

.footer-brand p {
    color: var(--gray-400);
}

.footer-contact p {
    margin-bottom: var(--space-2);
    color: var(--gray-300);
}

.footer-contact i {
    margin-right: var(--space-2);
    color: var(--primary-red);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-800);
    color: var(--gray-400);
}

/* Responsividade */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--text-lg);
    }
    
    .hero-image {
        width: 200px;
        height: 200px;
    }
    
    .hero-icon {
        font-size: 80px;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .intro,
    .advantages,
    .final-cta {
        padding: var(--space-16) 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--text-3xl);
    }
    
    .hero-cta,
    .final-cta-button {
        padding: var(--space-4) var(--space-6);
        font-size: var(--text-base);
    }
    
    .advantage-card {
        padding: var(--space-6);
    }
    
    .advantage-icon {
        width: 60px;
        height: 60px;
    }
    
    .advantage-icon i {
        font-size: var(--text-2xl);
    }
}

/* Melhorias de acessibilidade */
.btn:focus,
.advantage-card:focus {
    outline: 3px solid var(--primary-red);
    outline-offset: 2px;
}

/* Otimizações para performance */
.hero-visual,
.advantage-icon {
    will-change: transform;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Efeitos sutis de entrada */
.loading .advantage-card,
.loading .intro-content,
.loading .cta-content {
    opacity: 0;
    transform: translateY(20px);
}

.loaded .advantage-card,
.loaded .intro-content,
.loaded .cta-content {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.advantage-card.visible,
.intro-content.visible,
.cta-content.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Estilos para dispositivos touch */
.touch-device .advantage-card.touch-active {
    transform: translateY(-2px) scale(0.98);
    transition: transform 0.1s ease-out;
}

.touch-device .btn:active {
    transform: scale(0.95);
}

/* Prevenção de FOUC */
.loading {
    visibility: hidden;
}

.loaded {
    visibility: visible;
}

/* Melhorias de acessibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero-icon {
        transform: none !important;
    }
}

/* Estilos para foco melhorado */
.btn:focus-visible {
    outline: 3px solid var(--white);
    outline-offset: 2px;
}

.advantage-card:focus-visible {
    outline: 2px solid var(--primary-red);
    outline-offset: 4px;
}