/* style.css - Tema Dark Blue Elegante */

/* Variáveis CSS para cores e fontes (tema Dark Blue Aprimorado) */
:root {
    --primary-blue: #00bcd4; /* Azul Ciano Vibrante para destaques (similar ao link) */
    --secondary-blue: #008c9e; /* Um azul mais escuro, mas ainda vibrante */
    --darkest-bg: #0a0e1a; /* Fundo muito escuro, quase preto com toque azulado */
    --dark-bg-light: #141b2d; /* Fundo de seções, um pouco mais claro */
    --text-color-light: #e0e6f0; /* Cor principal do texto (branco azulado) */
    --text-color-muted: #a0a8b9; /* Cor para textos secundários */
    --border-color: #2a3a5a; /* Bordas e divisores sutis */
    --hover-effect: #00e5ff; /* Efeito de hover mais intenso */
    --header-footer-bg: #070a14; /* Fundo do cabeçalho e rodapé, mais escuro */

    --font-primary: 'Montserrat', sans-serif; /* Para títulos e elementos importantes */
    --font-secondary: 'Open Sans', sans-serif; /* Para o corpo do texto */
}

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

body {
    font-family: var(--font-secondary);
    background-color: var(--darkest-bg);
    color: var(--text-color-light);
    line-height: 1.7;
    overflow-x: hidden; /* Evita rolagem horizontal */
    scroll-behavior: smooth; /* Rolagem suave para âncoras */
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--hover-effect);
    text-decoration: underline;
}

/* Estilos de Cabeçalho Principal */
.main-header {
    background-color: var(--header-footer-bg);
    color: var(--text-color-light);
    padding: 1rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.main-header .menu-toggle {
    background: none;
    border: none;
    color: var(--primary-blue);
    font-size: 2rem;
    cursor: pointer;
    display: none; /* Escondido por padrão, mostrado em telas menores */
}

.header-content {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.header-content .profile-pic-header {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-blue);
    box-shadow: 0 0 12px rgba(0, 188, 212, 0.8);
    transition: transform 0.3s ease;
}

.header-content .profile-pic-header:hover {
    transform: scale(1.05);
}

.header-content h1 {
    font-family: var(--font-primary);
    font-size: 1.6rem;
    color: var(--text-color-light);
    margin-bottom: 0.3rem;
    line-height: 1.3;
}

.header-content p.tagline {
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    color: var(--text-color-muted);
}

.social-links {
    display: flex;
    gap: 1.2rem;
}

.social-links a {
    color: var(--text-color-light);
    font-size: 1.6rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    color: var(--hover-effect);
    transform: translateY(-4px);
}

/* Sidebar (Menu Lateral) */
.sidebar {
    background-color: var(--header-footer-bg);
    color: var(--text-color-light);
    width: 280px;
    position: fixed;
    top: 0;
    left: -280px; /* Escondido por padrão */
    height: 100%;
    padding-top: 3rem;
    box-shadow: 4px 0 15px rgba(0, 0, 0, 0.7);
    transition: left 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55); /* Efeito de mola */
    z-index: 1100;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sidebar.active {
    left: 0; /* Mostra a sidebar */
}

.sidebar .close-sidebar {
    background: none;
    border: none;
    color: var(--text-color-light);
    font-size: 2rem;
    cursor: pointer;
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    transition: color 0.3s ease;
}

.sidebar .close-sidebar:hover {
    color: var(--hover-effect);
}

.sidebar-nav {
    width: 100%;
    margin-top: 2.5rem;
}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    width: 100%;
}

.sidebar-nav ul li {
    width: 100%;
}

.sidebar-nav ul li a {
    display: flex;
    align-items: center;
    padding: 1.2rem 2.5rem;
    color: var(--text-color-light);
    font-family: var(--font-primary);
    font-size: 1.15rem;
    transition: background-color 0.3s ease, color 0.3s ease, padding-left 0.3s ease;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.sidebar-nav ul li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--primary-blue);
    transform: translateX(-5px);
    transition: transform 0.3s ease;
}

.sidebar-nav ul li a:hover,
.sidebar-nav ul li a.active {
    background-color: var(--dark-bg-light);
    color: var(--hover-effect);
    padding-left: 3rem;
}

.sidebar-nav ul li a:hover::before,
.sidebar-nav ul li a.active::before {
    transform: translateX(0);
}

.sidebar-nav ul li a i {
    margin-right: 1rem;
    font-size: 1.4rem;
    color: var(--primary-blue);
    transition: color 0.3s ease;
}

.sidebar-nav ul li a:hover i,
.sidebar-nav ul li a.active i {
    color: var(--hover-effect);
}

/* Wrapper de Conteúdo Principal */
.content-wrapper {
    transition: margin-left 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    padding: 2.5rem;
    min-height: calc(100vh - 120px); /* Ajuste para o header e footer */
}

.content-wrapper.sidebar-open {
    margin-left: 280px; /* Empurra o conteúdo quando a sidebar está aberta */
}

/* Seções de Conteúdo */
.section-content {
    background-color: var(--dark-bg-light);
    padding: 3rem;
    border-radius: 12px;
    margin-bottom: 2.5rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    opacity: 0; /* Para animação de fade-in */
    transform: translateY(30px); /* Para animação de fade-in */
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.section-content.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}

.section-content h2 {
    font-family: var(--font-primary);
    color: var(--primary-blue);
    font-size: 2.2rem;
    margin-bottom: 1.8rem;
    border-bottom: 2px solid var(--secondary-blue);
    padding-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-shadow: 0 0 8px rgba(0, 188, 212, 0.4);
}

.section-content h2 i {
    font-size: 2.4rem;
    color: var(--secondary-blue);
}

.section-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.2rem;
    color: var(--text-color-light);
}

/* Container de Botões (na seção Início) */
.button-container {
    display: flex;
    gap: 1.8rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
    padding: 1rem 2.2rem;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.05rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background-color: var(--hover-effect);
    border-color: var(--hover-effect);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 188, 212, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--primary-blue);
    color: var(--darkest-bg);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 188, 212, 0.4);
}

/* Grid de Estudos/Certificações e Habilidades */
.study-grid,
.skill-grid,
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.study-card,
.skill-category,
.project-card {
    background-color: var(--darkest-bg); /* Fundo dos cards ligeiramente mais escuro que a seção */
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.study-card:hover,
.skill-category:hover,
.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 188, 212, 0.2);
}

.study-card h4,
.skill-category h3,
.project-card h3 {
    font-family: var(--font-primary);
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.7rem;
}

.study-card p,
.project-card p {
    color: var(--text-color-muted);
    font-size: 1.05rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.skill-category ul {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.skill-category ul li {
    background-color: #1a2233; /* Um tom de azul escuro para itens de lista */
    color: var(--text-color-light);
    padding: 0.6rem 1rem;
    margin-bottom: 0.6rem;
    border-radius: 6px;
    font-size: 0.95rem;
    border: 1px solid #334466;
    display: inline-block; /* Para tags */
    margin-right: 8px;
}

/* Projetos */
.filter-buttons {
    text-align: center;
    margin-bottom: 2.5rem;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.2rem;
}

.filter-btn {
    background-color: var(--darkest-bg);
    color: var(--primary-blue);
    border: 1px solid var(--primary-blue);
    padding: 0.8rem 1.8rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--primary-blue);
    color: var(--darkest-bg);
    box-shadow: 0 5px 15px rgba(0, 188, 212, 0.5);
}

.project-card ul {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.project-card ul li {
    margin-bottom: 0.6rem;
    color: var(--text-color-muted);
    font-size: 0.95rem;
}

.project-card ul li strong {
    color: var(--primary-blue);
}

.details-button {
    background-color: var(--secondary-blue);
    color: white;
    border: none;
    padding: 0.7rem 1.4rem;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-weight: 600;
    margin-top: 1.5rem;
    align-self: flex-start;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.details-button:hover {
    background-color: var(--hover-effect);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 188, 212, 0.4);
}

.detalhes-ocultos {
    display: none;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--border-color);
    color: var(--text-color-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Contact Info */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.contact-info p {
    display: flex;
    align-items: center;
    color: var(--text-color-light);
    font-size: 1.15rem;
}

.contact-info i {
    margin-right: 12px;
    font-size: 1.4rem;
    color: var(--primary-blue);
}

/* Separator Line (for hr) */
hr {
    border: none;
    border-top: 1px dashed var(--border-color);
    margin: 3.5rem auto;
    width: 85%;
}

/* Rodapé */
footer {
    background-color: var(--header-footer-bg);
    color: var(--text-color-muted);
    text-align: center;
    padding: 1.8rem;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    margin-top: 2.5rem;
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.4);
}

footer p {
    margin: 0.6rem 0;
}

footer i {
    color: var(--primary-blue);
}

/* Data e Hora no Footer */
#datetime-display {
    color: var(--text-color-muted);
    font-size: 0.85rem;
    margin-top: 0.6rem;
}

/* Responsividade */
@media (max-width: 992px) {
    .content-wrapper {
        padding: 2rem;
    }
    .section-content {
        padding: 2.5rem;
    }
    .main-header {
        padding: 1rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .main-header {
        padding: 0.8rem 1rem;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.8rem;
    }

    .main-header .menu-toggle {
        display: block;
        order: -1; /* Move para o início */
        margin-right: auto;
    }

    .header-content {
        width: 100%;
        justify-content: center;
        order: 1;
        text-align: center;
        flex-direction: column;
        gap: 0.8rem;
    }
    .header-content h1 {
        font-size: 1.4rem;
    }
    .header-content p.tagline {
        font-size: 0.85rem;
    }

    .social-links {
        display: none; /* Esconde links sociais no cabeçalho em telas pequenas para economizar espaço */
    }

    .content-wrapper {
        padding: 1.5rem;
    }

    .content-wrapper.sidebar-open {
        margin-left: 0;
        transform: translateX(280px);
    }

    .section-content {
        padding: 1.8rem;
    }

    .section-content h2 {
        font-size: 1.8rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        padding-bottom: 0.6rem;
    }

    .section-content h2 i {
        font-size: 2rem;
    }

    .button-container {
        flex-direction: column;
        gap: 1.2rem;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .study-grid, .skill-grid, .project-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .filter-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .filter-btn {
        width: 100%;
    }
}

/* Animações e Efeitos Adicionais */
.profile-pic-header {
    animation: pulse-border 2s infinite alternate;
}

@keyframes pulse-border {
    0% {
        box-shadow: 0 0 12px rgba(0, 188, 212, 0.8);
    }
    100% {
        box-shadow: 0 0 20px rgba(0, 188, 212, 1), 0 0 30px rgba(0, 188, 212, 0.6);
    }
}