/* Reset e Estilos Globais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

:root {
    --primary-color: #2ecc71; /* Verde principal */
    --primary-dark: #27ae60; /* Verde mais escuro */
    --secondary-color: #1abc9c; /* Verde água */
    --dark-color: #121212; /* Preto quase puro */
    --darker-color: #0a0a0a; /* Preto mais intenso */
    --light-color: #e7e7e7; /* Branco suave */
    --text-color: #f0f0f0; /* Texto claro */
    --text-dark: #727171; /* Texto mais escuro */
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--darker-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
    background-color: var(--dark-color);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
    text-align: center;
    position: relative;
    color: var(--light-color);
}

.section-title span {
    color: var(--primary-color);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    text-decoration: none;
    margin: 10px;
}

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

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

.btn.primary:hover {
    background: var(--primary-dark);
    color: var(--light-color);
    transform: translateY(-3px);
}

.btn.secondary:hover {
    background: var(--primary-color);
    color: var(--darker-color);
    transform: translateY(-3px);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.95);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(46, 204, 113, 0.2);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--light-color);
    text-decoration: none;
}

.logo span {
    color: var(--primary-color);
}

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

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

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-links a:hover::after {
    width: 100%;
}

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

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #121212 100%);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(46, 204, 113, 0.1) 0%, transparent 70%);
    animation: pulse 15s infinite alternate;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.5; }
    100% { transform: scale(1.2); opacity: 0.8; }
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1;
    padding-right: 50px;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    animation: float 3s ease-in-out infinite;
    border: 2px solid var(--primary-color);
}

.title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--light-color);
}

.title span {
    color: var(--primary-color);
}

.subtitle {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-dark);
    font-weight: 400;
}

.description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.cta-buttons {
    display: flex;
}

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

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    max-width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 2px solid var(--primary-color);
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--light-color);
}

.about-text p {
    margin-bottom: 30px;
    color: var(--text-dark);
}

.personal-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.personal-info div span {
    font-weight: 600;
    color: var(--primary-color);
}

.personal-info div p {
    margin-top: 5px;
    color: var(--text-dark);
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    justify-items: center;
}

.skill-box {
    background: var(--darker-color);
    padding: 30px 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    width: 100%;
    max-width: 150px;
    border: 1px solid rgba(46, 204, 113, 0.1);
}

.skill-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(46, 204, 113, 0.2);
    border-color: var(--primary-color);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    transition: var(--transition);
}

.skill-box:hover .skill-icon {
    transform: scale(1.2);
    color: var(--primary-color);
}

.skill-icon.html {
    color: #e34f26;
}

.skill-icon.css {
    color: #264de4;
}

.skill-icon.js {
    color: #f7df1e;
}

.skill-icon.mysql {
    color: #00758f;
}

.skill-icon.python {
    color: #3776ab;
}

.skill-icon.c {
    color: #555555;
}

.skill-icon.typescript {
    color: #3178c6;
}

.skill-box h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--light-color);
}

/* Projects Section */
.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    background: var(--darker-color);
    border: 1px solid rgba(46, 204, 113, 0.1);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
}

.project-image {
    position: relative;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
    filter: grayscale(20%);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
    filter: grayscale(0%);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 18, 18, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.project-overlay p {
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
    padding: 0 20px;
}

/* Contact Section */
.contact-container {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--light-color);
}

.info-box {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.info-box i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 20px;
    margin-top: 5px;
}

.info-box h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--light-color);
}

.info-box p {
    color: var(--text-dark);
}

.social-links {
    display: flex;
    margin-top: 30px;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--darker-color);
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: var(--transition);
    border: 1px solid var(--primary-color);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--darker-color);
    transform: translateY(-5px);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #333;
    border-radius: 5px;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
    background: var(--darker-color);
    color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(46, 204, 113, 0.3);
}

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

/* Footer */
.footer {
    background: var(--darker-color);
    color: var(--text-dark);
    text-align: center;
    padding: 30px 0;
    border-top: 1px solid rgba(46, 204, 113, 0.1);
}

.footer p {
    font-size: 0.9rem;
}

.footer p span {
    color: var(--primary-color);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--darker-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    border: none;
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
    color: var(--light-color);
}

/* Animação Flutuante */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Responsividade */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 50px;
    }

    .cta-buttons {
        justify-content: center;
    }

    .about-content {
        flex-direction: column;
    }

    .contact-container {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--darker-color);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

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

    .title {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    .personal-info {
        grid-template-columns: 1fr;
    }

    .btn {
        padding: 10px 20px;
    }
    
    .hero-image {
        margin-top: 30px;
    }
}