/* =========================================
   Variáveis de Cores, Fontes e Espaçamentos
   ========================================= */
:root {
    --bg-color: #0a0d14;
    --bg-gradient: radial-gradient(ellipse at top, #111827 0%, #0a0d14 60%, #07090e 100%);
    --bg-elevated: #0e131d;
    --card-bg: #131a26;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-color: #6366f1;
    --accent-hover: #4f46e5;
    --accent-soft: rgba(99, 102, 241, 0.12);
    --success-color: #10b981;
    --border-color: #1c2535;
    --border-strong: #2a3648;

    --font-main: 'Space Grotesk', system-ui, sans-serif;
    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-code: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 12px rgba(99, 102, 241, 0.3);

    --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
    --transition-fast: 0.2s var(--ease);
    --transition-base: 0.35s var(--ease);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background: var(--bg-gradient) fixed;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.65;
    letter-spacing: 0.005em;
    overflow-x: hidden; /* Evita rolagem horizontal indesejada */
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
}

button {
    font: inherit;
}

.fira-code {
    font-family: var(--font-code);
}

a {
    text-decoration: none;
    color: inherit;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

::selection {
    background: var(--accent-color);
    color: #fff;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 96px 24px;
}

.text-center {
    text-align: center;
}

/* =========================================
   Navbar
   ========================================= */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 48px;
    background-color: rgba(11, 15, 25, 0.82);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.logo {
    font-family: var(--font-code);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transition: width var(--transition-base);
}

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

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

/* =========================================
   Títulos de Seção
   ========================================= */
.section-title {
    font-family: var(--font-code);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 48px;
    position: relative;
    padding-left: 16px;
}

.section-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

.center-title {
    display: inline-block;
    padding-left: 0;
}
.center-title::before {
    left: -16px;
}

/* =========================================
   Hero Section
   ========================================= */
#hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 88px auto;
    padding: 0 24px;
    gap: 48px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: clamp(2.1rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.cursor { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: clamp(0.95rem, 2.5vw, 1.05rem);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 11px 22px;
    border-radius: var(--radius-sm);
    font-family: var(--font-code);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
    border: 1px solid var(--accent-color);
}
.btn-primary:hover { background-color: var(--accent-hover); border-color: var(--accent-hover); }

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

.stats {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 48px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.stat-item h3 {
    font-size: 1.6rem;
    font-family: var(--font-code);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}
.stat-item p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    margin-top: 4px;
}

/* =========================================
   Terminal Window
   ========================================= */
.terminal-window {
    background-color: #0d1117;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 420px;
    box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.02);
    overflow: hidden;
}

.terminal-header {
    background-color: #161b22;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.dot { width: 11px; height: 11px; border-radius: 50%; margin-right: 7px; }
.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.terminal-header .title {
    margin-left: auto;
    margin-right: auto;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-family: var(--font-code);
}

.terminal-body {
    padding: 22px;
    color: #a5d6ff;
    font-family: var(--font-code);
    font-size: clamp(0.8rem, 2.5vw, 0.875rem);
    line-height: 1.7;
}
.terminal-body .success { color: var(--success-color); }
.cursor-block { background-color: #fff; width: 8px; display: inline-block; animation: blink 1s infinite; }

/* =========================================
   Sobre Mim
   ========================================= */
.sobre-grid {
    display: flex;
    gap: 48px;
    align-items: center;
}

.foto-placeholder {
    width: 100%;
    max-width: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.foto-placeholder img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-color);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.3);
}

.sobre-texto {
    flex: 1;
}

.sobre-texto h3 {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}
.sobre-texto .highlight {
    color: var(--text-primary);
    margin-bottom: 20px;
    font-size: 1rem;
    font-weight: 500;
}
.sobre-texto p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.badges { display: flex; gap: 10px; margin-top: 24px; flex-wrap: wrap; }
.badge {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.badge i { color: var(--accent-color); }

/* =========================================
   Trajetória (Timeline)
   ========================================= */
.timeline {
    border-left: 1px solid var(--border-strong);
    padding-left: 28px;
    margin-left: 10px;
}

.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-item:last-child { margin-bottom: 0; }

.timeline-dot {
    position: absolute;
    left: -36px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--accent-color);
    border: 3px solid var(--bg-color);
    box-shadow: 0 0 0 1px var(--border-strong);
}
.timeline-dot.active {
    background-color: var(--success-color);
    box-shadow: 0 0 10px var(--success-color);
}

.timeline-content {
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px 22px;
    transition: border-color var(--transition-fast);
}
.timeline-content:hover {
    border-color: var(--border-strong);
}

.timeline-content .date {
    font-family: var(--font-code);
    color: var(--accent-color);
    font-size: 0.8rem;
    display: block;
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}
.timeline-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}
.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 10px;
}
.status-badge {
    display: inline-flex;
    align-items: center;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 500;
    margin-bottom: 12px;
}

/* =========================================
   Skills
   ========================================= */
.skill-category {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}
.mt-4 { margin-top: 48px; }
.skills-grid { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; }
.skill-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 22px 18px;
    width: 124px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), border-color var(--transition-fast), box-shadow var(--transition-base);
}
.skill-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}
.skill-card p {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}
.skill-icon { font-size: 2.4rem; margin-bottom: 12px; }

/* =========================================
   Carrossel de Frameworks
   ========================================= */
.carousel-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.carousel-container {
    overflow: hidden;
    width: 100%;
    padding: 12px 4px;
}

.carousel-track {
    display: flex;
    gap: 16px;
    transition: transform 0.4s var(--ease);
}

.carousel-track .skill-card {
    flex: 0 0 calc(33.333% - 11px);
    box-sizing: border-box;
}

.carousel-btn {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    width: 42px;
    height: 42px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.carousel-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

/* =========================================
   Carrossel Principal de Projetos
   ========================================= */
.main-projects-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    max-width: 800px;
    margin: 24px auto 0 auto;
    position: relative;
}

.main-projects-container {
    overflow: hidden;
    width: 100%;
    padding: 12px 0;
}

.main-projects-track {
    display: flex;
    gap: 20px;
    transition: transform 0.4s var(--ease);
}

.main-projects-track .projeto-card {
    flex: 0 0 100%;
    box-sizing: border-box;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.main-carousel-btn {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--border-strong);
    border-radius: 50%;
    width: 42px;
    height: 42px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    z-index: 2;
}

.main-carousel-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

/* Carrossel Interno de Imagens */
.projeto-carousel {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: #1a1a2e;
}

.proj-carousel-track {
    display: flex;
    height: 100%;
    transition: transform 0.4s var(--ease);
}

.proj-carousel-track img {
    min-width: 100%;
    height: 100%;
    object-fit: cover;
}

.proj-prev-btn, .proj-next-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(15, 23, 42, 0.85);
    color: var(--accent-color);
    border: 1px solid var(--accent-color);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    opacity: 0;
}

.projeto-carousel:hover .proj-prev-btn,
.projeto-carousel:hover .proj-next-btn,
.projeto-carousel:focus-within .proj-prev-btn,
.projeto-carousel:focus-within .proj-next-btn {
    opacity: 1;
}

.proj-prev-btn:hover, .proj-next-btn:hover {
    background: var(--accent-color);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.proj-prev-btn { left: 12px; }
.proj-next-btn { right: 12px; }

.projeto-info { padding: 24px; }
.projeto-info h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.projeto-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}
.projeto-link {
    color: var(--accent-color);
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-weight: 600;
    transition: color var(--transition-fast);
}
.projeto-link:hover {
    color: var(--text-primary);
}

/* =========================================
   Formação & Certificados
   ========================================= */
.certificados-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.certificado-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 22px 24px;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    flex-wrap: wrap;
    box-shadow: var(--shadow-card);
    transition: border-color var(--transition-base);
}
.certificado-item:hover {
    border-color: var(--accent-color);
}
.cert-tag {
    font-family: var(--font-code);
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    background-color: var(--accent-soft);
    color: #a5b4fc;
    border: 1px solid rgba(99, 102, 241, 0.25);
}
.cert-ano {
    color: var(--text-muted);
    font-family: var(--font-code);
    font-size: 0.85rem;
    margin-left: auto;
}

.cert-header {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}
.cert-header p {
    font-size: 1rem;
    font-weight: 600;
}

.cert-detalhes {
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}
.cert-detalhes h4 {
    font-family: var(--font-code);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-color);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}
.cert-detalhes p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 14px;
}

.cert-skills {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.certificados-intro {
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 680px;
    font-size: 0.95rem;
}

/* =========================================
   Tags
   ========================================= */
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 9px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-family: var(--font-code);
}

/* =========================================
   Contato
   ========================================= */
#contato { padding-bottom: 72px; }
.contato-links {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 32px;
    flex-wrap: wrap;
}
.contato-links a {
    color: var(--accent-color);
    font-family: var(--font-code);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-fast);
    padding: 10px 16px;
    background: var(--accent-soft);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
}
.contato-links a:hover {
    color: #fff;
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

/* =========================================
   Efeitos (Sonar, Partículas)
   ========================================= */
#particle-network {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background: var(--bg-gradient);
    opacity: 0.6;
}

.sonar-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: var(--success-color);
    border-radius: 50%;
    margin-right: 8px;
    animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}
@keyframes ping {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.8); }
    75% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* =========================================
   Tipografia de títulos
   ========================================= */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    letter-spacing: -0.01em;
    line-height: 1.25;
}

/* =========================================
   Acessibilidade: reduzir movimento
   ========================================= */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* =========================================
   Media Queries (Responsividade)
   ========================================= */

/* Tablets em pé e Celulares grandes */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 2.3rem; }
    .projeto-carousel { height: 200px; }
}

/* Telas menores que 768px (Smartphones e Tablets menores) */
@media (max-width: 768px) {
    .navbar {
        padding: 16px 20px;
        flex-direction: column;
        gap: 14px;
    }
    .nav-links {
        justify-content: center;
    }

    #hero {
        flex-direction: column;
        text-align: center;
        padding-top: 40px;
        margin: 40px auto;
    }

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

    .stats {
        justify-content: center;
        padding-bottom: 20px;
    }

    .sobre-grid {
        flex-direction: column;
        text-align: center;
    }

    .badges {
        justify-content: center;
    }

    /* Adapta a quantidade de skills visíveis no carrossel */
    .carousel-track .skill-card {
        flex: 0 0 calc(50% - 8px);
    }

    .main-projects-wrapper {
        gap: 6px;
    }

    .projeto-info h3 { font-size: 1.1rem; }

    /* Mostra os botões permanentemente no celular para facilitar o touch */
    .proj-prev-btn, .proj-next-btn {
        opacity: 0.85;
    }
}

/* Celulares pequenos */
@media (max-width: 480px) {
    .container {
        padding: 64px 16px;
    }

    .nav-links {
        display: none; /* Em telas muito pequenas, oculta o menu horizontal. Requereria JS para um botão hambúrguer. */
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        margin-left: 0;
    }

    /* Mostra apenas 1 skill por vez no carrossel de ferramentas */
    .carousel-track .skill-card {
        flex: 0 0 100%;
    }

    .contato-links {
        flex-direction: column;
        align-items: stretch;
    }

    .contato-links a {
        justify-content: center;
    }

    .cert-ano {
        margin-left: 0;
    }
}