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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f5f6fa;
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    --font-heading: 'Montserrat', sans-serif;
}

/* Fade effect */
body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(180deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.95) 50%, rgba(255, 255, 255, 0.9) 100%);
    animation: fadeIn 1s ease-in;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(67, 119, 172, 0.8), rgba(44, 62, 80, 0.8)), url('https://source.unsplash.com/1600x900/?technology');
    background-size: cover;
    background-position: center;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 2rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Font imports */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Montserrat:wght@400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');

/* Layout básico */
body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-color);
}

.logo h1, .footer-section h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Header e Navegação */
header {
    background-color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo h1 {
    color: var(--secondary-color);
    font-family: "Alfa Slab One", serif;
    font-size: 2rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    margin: 0 30px;
    padding: 15px 25px;
    border-radius: 8px;
    background: linear-gradient(45deg, transparent 50%, rgba(52, 152, 219, 0.1) 50%);
    background-size: 200% 200%;
    background-position: 0% 0%;
    transition: all 0.3s ease;
}

/* Estilos para blocos de apresentação */
.presentation-block {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.presentation-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(52, 152, 219, 0.1),
        transparent
    );
    transition: 0.5s;
}

.presentation-block:hover::before {
    left: 100%;
}

.presentation-block:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 30px rgba(0, 0, 0, 0.15);
}

.presentation-block img {
    width: 40%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.presentation-block:hover img {
    transform: scale(1.05);
}

.presentation-block-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.presentation-block h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.8rem;
    font-weight: 700;
    position: relative;
    padding: 0.5rem 0;
}

.presentation-block h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

.presentation-block:hover h2::after {
    width: 100%;
}

.presentation-block p {
    color: var(--text-color);
    line-height: 1.8;
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 1rem;
    transition: opacity 0.3s ease;
}

.presentation-block:hover p {
    opacity: 1;
}

.presentation-block ul {
    list-style: none;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.presentation-block ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.presentation-block ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
}

.presentation-block:hover ul li {
    opacity: 1;
}

.logo h1:hover {
    background-position: 100% 100%;
    color: var(--accent-color);
    text-shadow: 3px 3px 6px rgba(0,0,0,0.2);
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li a {
    color: var(--primary-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.nav-links li a:hover {
    color: var(--secondary-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(86, 144, 202, 0.8), rgba(44, 62, 80, 0.8)), url('img/CHISTEPRETO.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
    animation: fadeIn 1s ease-in-out;
    position: relative;
    overflow: hidden;
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(67, 119, 172, 0.4) 0%,
        rgba(44, 62, 80, 0.4) 100%
    );
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    animation: slideUp 1s ease-in-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta-button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 2rem;
}

.cta-button:hover {
    background-color: #2980b9;
}

/* Seções */
section {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* Sobre Nós */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

/* Serviços */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--secondary-color);
    padding: 2rem;
    margin: 1rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

.service-card:hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shine 1.5s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.service-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Soluções */
.solutions-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* Contato */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#contact-form input,
#contact-form textarea {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

#contact-form textarea {
    height: 150px;
    resize: vertical;
}

#contact-form button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#contact-form button:hover {
    background-color: #2980b9;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 3rem 5% 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.social-links a {
    color: white;
    font:2.5rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon {
    font-size: 2.5rem;
}

.social-links a:hover {
    color: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section {
    margin-bottom: 2rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
}

.footer-section p {
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-3px);
    background: var(--secondary-color);
}

.social-icon i {
    font-size: 2.2rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    font-size: 2.2rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Responsividade */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}