/* --- CONFIGURAÇÕES GERAIS E CORES --- */
:root {
    --bg-dark: #09090b;       /* Fundo Principal (Preto Carvão) */
    --bg-card: #18181b;       /* Fundo dos Cards */
    
    /* ROXO TECH (Sua cor principal) */
    --primary: #8b5cf6;       
    --primary-hover: #7c3aed;
    --primary-glow: rgba(139, 92, 246, 0.3);
    
    --text-white: #f4f4f5;
    --text-gray: #a1a1aa;
    
    --font-main: 'Inter', sans-serif;
    --max-width: 1120px;      /* Largura máxima do conteúdo */
}

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

html { scroll-behavior: smooth; }

/* --- ATUALIZAÇÃO NO BODY (Fundo Grid) --- */
body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: var(--font-main);
    line-height: 1.6;
    
    /* O SEGREDO: Uma grade sutil feita apenas com CSS */
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px; /* Tamanho dos quadrados */
}

/* --- NOVO: BOTÃO WHATSAPP FLUTUANTE --- */
.btn-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366; /* Verde WhatsApp */
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 2000;
    transition: transform 0.3s;
}

.btn-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(37, 211, 102, 0.6);
}

/* Cursor piscando para o efeito de digitação */
.cursor-blink {
    border-right: 3px solid var(--primary);
    animation: blink 0.7s infinite;
}

@keyframes blink {
    0%, 100% { border-color: transparent; }
    50% { border-color: var(--primary); }
}

/* Utilitários */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

section { padding: 80px 0; }

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    display: inline-block;
    width: 100%;
}

/* --- HEADER --- */
header {
    position: fixed;
    top: 0; width: 100%;
    background: rgba(9, 9, 11, 0.85);
    backdrop-filter: blur(12px); /* Efeito de vidro */
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
}
.logo span { color: var(--primary); }

.nav-menu a {
    color: var(--text-gray);
    text-decoration: none;
    margin-left: 30px;
    font-weight: 500;
    transition: 0.3s;
}

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

.btn-nav {
    border: 1px solid var(--primary);
    padding: 8px 20px;
    border-radius: 6px;
    color: var(--primary) !important;
}

.btn-nav:hover { background: var(--primary); color: white !important; }

.menu-toggle { display: none; cursor: pointer; } /* Só aparece no celular */

/* --- HERO SECTION --- */
.hero {
    height: 100vh; /* Tela inteira */
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin: 20px 0;
}

.hero h1 span {
    color: var(--primary);
    /* Gradiente no texto */
    background: linear-gradient(90deg, var(--primary), #d946ef);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.description {
    color: var(--text-gray);
    max-width: 500px;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    display: inline-block;
    transition: 0.3s;
    box-shadow: 0 0 20px var(--primary-glow);
}

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

.btn-outline {
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--text-white);
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 6px;
    margin-left: 15px;
    transition: 0.3s;
}
.btn-outline:hover { border-color: var(--text-white); }

/* Luz roxa de fundo (Ambiente) */
.purple-glow {
    position: absolute;
    top: -100px; right: -100px;
    width: 500px; height: 500px;
    background: var(--primary);
    filter: blur(150px);
    opacity: 0.2;
    z-index: -1;
    border-radius: 50%;
}

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

.project-card {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s ease;
}

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

.card-image {
    height: 200px;
    background: #27272a;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
}

.card-content { padding: 25px; }

.card-content h3 { font-size: 1.4rem; margin-bottom: 10px; }

.card-content p { color: var(--text-gray); font-size: 0.9rem; margin-bottom: 20px; }

.tech-tags span {
    display: inline-block;
    font-size: 0.75rem;
    padding: 4px 10px;
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    border-radius: 20px;
    margin-right: 5px;
}

.link-project {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-top: 20px;
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}
.link-project:hover { color: var(--primary); }

/* --- ABOUT & FOOTER --- */
.bg-card { background: var(--bg-card); }

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.stat-box {
    background: var(--bg-dark);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 10px;
    border: 1px solid rgba(255,255,255,0.05);
}

.stat-box .material-icons { color: var(--primary); font-size: 2rem; margin-bottom: 10px; }

footer {
    padding: 50px 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-gray);
    font-size: 0.9rem;
}

.social-links { margin-top: 20px; }
.social-links a { color: var(--text-white); margin: 0 10px; text-decoration: none; }
.social-links a:hover { color: var(--primary); }

/* --- RESPONSIVIDADE (MOBILE) --- */
@media (max-width: 768px) {
    .menu-toggle { display: block; color: var(--text-white); }
    
    .nav-menu {
        position: absolute;
        top: 70px; left: 0; width: 100%;
        background: var(--bg-card);
        flex-direction: column;
        display: none; /* Escondido por padrão no mobile */
        padding: 20px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .nav-menu.active { display: flex; } /* JS vai ativar isso */

    .nav-menu a { margin: 15px 0; }
    
    .hero h1 { font-size: 2.5rem; }
    
    .about-container { grid-template-columns: 1fr; }
}

/* Animação de Scroll */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}
.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- NOVA SEÇÃO: TIMELINE DE EDUCAÇÃO --- */

/* Estrutura da linha vertical */
.timeline {
    position: relative;
    border-left: 2px solid rgba(139, 92, 246, 0.2); /* Linha roxa bem suave */
    margin-left: 10px;
    padding-left: 30px;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:last-child { margin-bottom: 0; }

/* A "bolinha" roxa na linha */
.timeline-dot {
    position: absolute;
    left: -36px; /* Ajuste fino para centralizar na linha */
    top: 5px;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-glow);
}

.timeline-content h3 {
    font-size: 1.1rem;
    color: var(--text-white);
    margin: 5px 0;
}

.school {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.desc {
    font-size: 0.85rem;
    color: var(--text-gray);
    line-height: 1.4;
}

/* Badge (Etiqueta "Cursando/Concluído") */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: bold;
    text-transform: uppercase;
    background: rgba(139, 92, 246, 0.2);
    color: var(--primary);
    margin-bottom: 5px;
    border: 1px solid var(--primary);
}

.badge.completed {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
    border-color: rgba(255, 255, 255, 0.2);
}

/* --- GRID DE SKILLS (Lado Direito) --- */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.skill-card {
    background: var(--bg-dark);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: 0.3s;
}

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

.skill-card .material-icons {
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: 10px;
    display: block;
}

.skill-card strong { display: block; margin-bottom: 5px; }
.skill-card p { font-size: 0.8rem; color: var(--text-gray); }

/* Ajuste Mobile */
@media (max-width: 768px) {
    .skills-grid { grid-template-columns: 1fr; }
}

/* --- BOTÃO DE ORÇAMENTO (O CHAMA-ATENÇÃO) --- */
.btn-magic {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    font-size: 1.1rem;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(90deg, #8257e5 0%, #d53f8c 100%); /* Roxo para Rosa */
    border-radius: 50px; /* Borda bem redonda */
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    cursor: pointer;
    z-index: 1;
    transition: transform 0.3s ease;
    
    /* A Mágica do Pulso */
    box-shadow: 0 0 0 0 rgba(130, 87, 229, 0.7);
    animation: pulse-purple 2s infinite;
}

/* Efeito ao passar o mouse */
.btn-magic:hover {
    transform: translateY(-5px) scale(1.05);
    background: linear-gradient(90deg, #d53f8c 0%, #8257e5 100%); /* Inverte o gradiente */
}

@keyframes pulse-purple {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(130, 87, 229, 0.7);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 20px rgba(130, 87, 229, 0); /* A sombra cresce e fica transparente */
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(130, 87, 229, 0);
    }
}