/* =========================================
   1. VARIÁVEIS E RESET
   ========================================= */
:root {
    /* Tema Escuro (Padrão) */
    --bg-main: #09090b;       
    --bg-secondary: #18181b;  
    --text-primary: #f4f4f5;  
    --text-secondary: #a1a1aa;
    
    /* Cor de Destaque (Violeta/Roxo) */
    --accent: #8b5cf6;        
    --accent-hover: #7c3aed;
    
    --border: #27272a;
    --radius: 8px;            
    --font-main: 'Inter', sans-serif;
}

/* Lógica do Modo Claro (Light Mode) */
body.light-mode {
    --bg-main: #ffffff;        
    --bg-secondary: #f3f4f6;   
    --text-primary: #18181b;   
    --text-secondary: #52525b; 
    --border: #e4e4e7;         
    --accent: #7c3aed;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    list-style: none;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =========================================
   2. HEADER & NAVEGAÇÃO
   ========================================= */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(9, 9, 11, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s;
}

body.light-mode header {
    background: rgba(255, 255, 255, 0.8);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

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

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: 0.3s;
}

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

/* Botão de Tema */
.theme-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: 0.3s;
    margin-left: -10px;
}

.theme-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(139, 92, 246, 0.1);
    transform: rotate(15deg);
}

.hamburger { display: none; }

/* =========================================
   3. HERO SECTION (HOME)
   ========================================= */
.hero {
    padding: 160px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

/* Animações Cascata (FadeInUp) */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.9) translateX(50px); }
    to { opacity: 1; transform: scale(1) translateX(0); }
}

.hero-text .greeting,
.hero-text .role,
.hero-text .bio,
.hero-text .buttons,
.hero-text .social-links {
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.hero-text .greeting { animation-delay: 0.1s; }
.hero-text .role { animation-delay: 0.5s; }
.hero-text .bio { animation-delay: 0.7s; }
.hero-text .buttons { animation-delay: 0.9s; }
.hero-text .social-links { animation-delay: 1.1s; }

.hero-image {
    opacity: 0;
    animation: fadeInScale 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
    animation-delay: 0.5s;
}

/* Estilos de Texto Hero */
.greeting {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 10px;
    display: block;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 15px;
    letter-spacing: -1px;
    color: var(--text-primary);
}

/* Digitação (Typewriter) */
.hero-text h1.typing {
    opacity: 1; 
    animation: none;
    min-height: 1.2em;
    display: block;
}

.hero-text h1.typing::after {
    content: '|';
    margin-left: 5px;
    color: var(--accent);
    animation: blink 0.7s infinite;
}

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

.role {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 500;
}

.bio {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
    max-width: 500px;
}

/* Botões */
.buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
}

.btn {
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background: rgba(139, 92, 246, 0.1);
}

/* Redes Sociais */
.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.5rem;
    transition: 0.3s;
}

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

/* Imagem de Perfil */
.image-wrapper {
    position: relative;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--bg-secondary);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    margin: 0 auto;
    animation: pulseBorder 3s infinite;
}

@keyframes pulseBorder {
    0% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(139, 92, 246, 0); }
    100% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0); }
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* =========================================
   4. SEÇÃO SOBRE (ABOUT)
   ========================================= */
.section { padding: 100px 0; }
.bg-secondary { background-color: var(--bg-secondary); }

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.section-subtitle {
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 10px;
}

.about-text h2 {
    margin-bottom: 25px;
    line-height: 1.2;
    font-size: 2rem;
    color: var(--text-primary);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-text strong { color: var(--text-primary); }

.about-info {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.about-info li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 500;
}

.about-info i {
    color: var(--accent);
    font-size: 1.2rem;
}

/* Contadores (Cards de Estatística) */
.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--bg-main);
    border: 1px solid var(--border);
    padding: 30px 20px;
    border-radius: var(--radius);
    text-align: center;
    transition: 0.3s;
}

.stat-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 5px;
}

.stat-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.divider {
    height: 1px;
    background: var(--border);
    width: 100%;
    margin: 60px 0;
    opacity: 0.5;
}

/* Skills */
.skills-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
}

.skill-card {
    background: var(--bg-main);
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: var(--radius);
    text-align: center;
    transition: 0.3s;
}

.skill-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.skill-card i {
    font-size: 2.5rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: block;
}

.skill-card:hover i { color: var(--accent); }

/* =========================================
   5. SEÇÃO DE CERTIFICAÇÕES (NOVO)
   ========================================= */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.cert-card {
    background: var(--bg-main);
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: 0.3s;
}

.cert-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.cert-icon {
    width: 50px;
    height: 50px;
    background: rgba(139, 92, 246, 0.1); /* Fundo roxo bem claro */
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

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

.cert-info h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
    line-height: 1.3;
}

.cert-info .institution {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.cert-button-container {
    text-align: center;
    margin-top: 30px;
}

/* =========================================
   6. SEÇÃO PROJETOS
   ========================================= */
.section-title {
    font-size: 2rem;
    margin-bottom: 40px;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

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

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: 0.3s;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--text-secondary);
}

.card-image {
    height: 200px;
    overflow: hidden;
    width: 100%;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.project-card:hover .card-image img { transform: scale(1.05); }

.card-content { padding: 25px; }

.tags {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.tags span {
    font-size: 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
}

.card-content h3 { 
    margin-bottom: 10px; 
    font-size: 1.25rem;
    color: var(--text-primary);
}

.card-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.card-links a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: 0.2s;
}

.card-links a:hover { color: var(--accent); }

/* =========================================
   7. FOOTER
   ========================================= */
footer {
    border-top: 1px solid var(--border);
    padding: 80px 0;
    background: var(--bg-main);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.email-link {
    color: var(--accent);
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 10px;
    display: inline-block;
}

.footer-right p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* =========================================
   8. ANIMAÇÃO AO SCROLL MANUAL
   ========================================= */
[data-anime] {
    opacity: 0;
    transition: 1s;
}

[data-anime="left"] { transform: translate3d(-50px, 0, 0); }
[data-anime="right"] { transform: translate3d(50px, 0, 0); }
[data-anime="up"] { transform: translate3d(0, 50px, 0); }

[data-anime].animate {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

/* =========================================
   9. RESPONSIVIDADE MOBILE
   ========================================= */
@media (max-width: 768px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-text { order: 2; }
    .hero-image { order: 1; margin-bottom: 30px; }
    .image-wrapper { width: 250px; height: 250px; }
    .buttons, .social-links { justify-content: center; }
    h1 { font-size: 2.2rem; }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-info { align-items: center; }
    .about-stats { justify-content: center; }

    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        right: 0;
        background: var(--bg-secondary);
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        border-bottom: 1px solid var(--border);
    }
    
    .nav-links.active { display: flex; }
    
    .theme-btn {
        width: 45px;
        height: 45px;
        margin-left: 0;
        margin-top: 10px;
    }
    
    .hamburger { display: block; font-size: 1.8rem; cursor: pointer; color: var(--text-primary); }
}