/* 
* Schuh.dev.br - Estilos principais
* Tema: Escuro com azul marinho
* Autor: Manus AI
* Data: Abril 2025
*/

/* ===== VARIÁVEIS CSS ===== */
:root {
    /* Cores principais */
    --bg-primary: #0a192f;
    --bg-secondary: #112240;
    --bg-tertiary: #172a45;
    --text-primary: #e6f1ff;
    --text-secondary: #8892b0;
    
    /* Cores do logo */
    --color-teal: #3a7a6f;
    --color-brown: #8b2e00;
    --color-orange: #e05e32;
    --color-yellow: #fdb913;
    
    /* Cores de destaque */
    --highlight: #3a7a6f;
    --highlight-secondary: #64ffda;
    --shadow: #020c1b;
    --border: #233554;
    
    /* Fontes */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-code: 'Fira Code', monospace;
    
    /* Tamanhos */
    --container-width: 1200px;
    --header-height: 80px;
    --border-radius: 4px;
    --transition: all 0.3s ease;
}

/* ===== IMPORTAÇÃO DE FONTES ===== */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Roboto:wght@300;400;500;700&family=Fira+Code:wght@400;500&display=swap');

/* ===== RESET E ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 100px 0;
}

.highlight {
    color: var(--highlight);
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--highlight);
    color: var(--bg-primary);
}

.btn-primary:hover {
    background-color: transparent;
    border-color: var(--highlight);
    color: var(--highlight);
}

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

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

.btn-contato {
    background-color: var(--highlight-secondary);
    color: var(--bg-primary);
    padding: 8px 20px;
    border-radius: var(--border-radius);
}

.btn-contato:hover {
    background-color: transparent;
    color: var(--highlight);
}

/* ===== HEADER E NAVEGAÇÃO ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(10, 25, 47, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(35, 53, 84, 0.2);
}

header.scrolled {
    height: 70px;
    box-shadow: 0 5px 20px rgba(2, 12, 27, 0.5);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 60px;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu li a {
    position: relative;
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--highlight);
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--highlight);
    transition: var(--transition);
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    position: relative;
    background: linear-gradient(to bottom, var(--bg-primary), var(--bg-secondary));
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    margin-bottom: auto;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    display: block;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    position: relative;
    display: block;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    margin: 100;
    border-radius: var(--border-radius);
    box-shadow: 0 25px 30px rgba(2, 12, 27, 0.541);
    display: block;
    position: relative;
}

.code-animation {
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: 0 10px 30px rgba(2, 12, 27, 0.5);
    border-left: 4px solid var(--highlight);
    max-width: 500px;
    overflow: hidden;
}

.code-animation pre {
    font-family: var(--font-code);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.code-animation .highlight {
    color: var(--highlight-secondary);
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-down a {
    font-size: 1.5rem;
    color: var(--highlight);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-20px) translateX(-50%);
    }
    60% {
        transform: translateY(-10px) translateX(-50%);
    }
}

/* ===== SECTION HEADERS ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--color-teal), var(--color-brown), var(--color-orange), var(--color-yellow));
    margin: 0 auto;
    border-radius: 2px;
}

/* ===== ABOUT SECTION ===== */
.about {
    background-color: var(--bg-secondary);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.value-item {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(2, 12, 27, 0.3);
}

.value-item i {
    font-size: 2rem;
    color: var(--highlight);
    margin-bottom: 15px;
}

.value-item h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.value-item p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.experience-box {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 10px 30px rgba(2, 12, 27, 0.5);
    border: 1px solid var(--border);
    position: relative;
    max-width: 300px;
}

.experience-box::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(135deg, var(--color-teal), var(--color-brown), var(--color-orange), var(--color-yellow));
    z-index: -1;
    border-radius: calc(var(--border-radius) + 10px);
    opacity: 0.3;
}

.experience-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--highlight);
    line-height: 1;
    margin-bottom: 10px;
}

.counter {
    display: inline-block;
}

.experience-text {
    font-size: 1.2rem;
    color: var(--text-primary);
}

/* ===== SERVICES SECTION ===== */
.services {
    background-color: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--bg-tertiary);
    border-radius: var(--border-radius);
    padding: 30px;
    transition: var(--transition);
    border: 1px solid var(--border);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(2, 12, 27, 0.3);
    border-color: var(--highlight);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(58, 122, 111, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.service-icon i {
    font-size: 1.8rem;
    color: var(--highlight);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.service-features {
    margin-top: 15px;
}

.service-features li {
    margin-bottom: 8px;
    color: var(--text-secondary);
    position: relative;
    padding-left: 20px;
}

.service-features li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--highlight);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio {
    background-color: var(--bg-secondary);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-btn {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 8px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-primary);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--highlight);
    color: var(--bg-primary);
    border-color: var(--highlight);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 25, 47, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-info {
    text-align: center;
    padding: 20px;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
}

.portfolio-info p {
    color: var(--highlight);
    margin-bottom: 15px;
}

.portfolio-link {
    width: 40px;
    height: 40px;
    background-color: var(--highlight);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    transition: var(--transition);
}

.portfolio-link:hover {
    transform: translateY(-5px);
}

/* ===== CTA SECTION ===== */
.cta {
    background: linear-gradient(135deg, var(--color-teal), var(--color-brown));
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 30px;
}

.cta .btn-primary {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.cta .btn-primary:hover {
    background-color: transparent;
    border-color: var(--bg-primary);
    color: var(--bg-primary);
}

/* ===== CONTACT SECTION ===== */
.contact {
    background-color: var(--bg-primary);
}

.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-item {
    display: flex;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--highlight);
    margin-right: 20px;
    width: 40px;
    height: 40px;
    background-color: rgba(58, 122, 111, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-secondary);
}

.social-media {
    margin-top: 40px;
}

.social-media h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background-color: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-icon:hover {
    background-color: var(--highlight);
    transform: translateY(-5px);
}

.contact-form {
    flex: 1;
}

.form-success {
    display: none;
    background-color: var(--highlight);
    color: var(--bg-primary);
    padding: 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-primary);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--highlight);
}

.form-group textarea {
    height: 150px;
    resize: none;
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--bg-secondary);
    padding-top: 80px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 50px;
}

.footer-logo {
    flex: 1;
    min-width: 250px;
}

.footer-logo img {
    height: 60px;
    margin-bottom: 20px;
}

.footer-logo p {
    color: var(--text-secondary);
}

.footer-links {
    flex: 2;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-column {
    min-width: 160px;
}

.footer-column h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--highlight);
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: var(--text-secondary);
}

.footer-column ul li a:hover {
    color: var(--highlight);
    padding-left: 5px;
}

.newsletter-form {
    display: flex;
    margin-top: 15px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--highlight);
}

.newsletter-form button {
    background-color: var(--highlight);
    border: none;
    padding: 0 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    color: var(--bg-primary);
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--highlight-secondary);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--text-secondary);
}

.footer-bottom-links a {
    color: var(--text-secondary);
    margin-left: 20px;
}

.footer-bottom-links a:hover {
    color: var(--highlight);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--highlight);
    color: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--highlight-secondary);
    transform: translateY(-5px);
}

/* ===== RESPONSIVIDADE ===== */
@media screen and (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-values {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        right: -100%;
        width: 250px;
        height: calc(100vh - var(--header-height));
        background-color: var(--bg-secondary);
        flex-direction: column;
        align-items: flex-start;
        padding: 30px;
        transition: var(--transition);
        box-shadow: -5px 0 15px rgba(2, 12, 27, 0.5);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
        width: 100%;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        margin-bottom: 50px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-text {
        order: 2;
    }
    
    .about-image {
        order: 1;
        margin-bottom: 40px;
    }
    
    .contact-content {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-logo {
        text-align: center;
        margin-bottom: 30px;
    }
    
    .footer-links {
        justify-content: space-around;
    }
}

@media screen and (max-width: 576px) {
    section {
        padding: 70px 0;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .footer-column {
        width: 100%;
        text-align: center;
    }
    
    .footer-column h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-bottom-links {
        margin-top: 10px;
    }
    
    .footer-bottom-links a {
        margin: 0 10px;
    }
}

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

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Animação para os itens do portfólio */
.portfolio-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.portfolio-item.show {
    opacity: 1;
    transform: translateY(0);
}

/* Animação para os cards de serviços */
.service-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.service-card.show {
    opacity: 1;
    transform: translateY(0);
}

/* Efeito de gradiente animado */
.gradient-text {
    background: linear-gradient(90deg, var(--color-teal), var(--color-brown), var(--color-orange), var(--color-yellow));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient 8s ease infinite;
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}