html {
    scroll-behavior: smooth;
}

body {
    display: flex;
    flex-direction: column;
    font-family: var(--fonte-principal);
    line-height: 1.5;
    background: var(--bg-body);
    color: var(--texto-principal);
    transition: background var(--transicao), color var(--transicao);
    min-height: 100vh;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--cor-titulo);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

.container-header {
    padding: var(--pad-sm);
    background: var(--bg-header);
    border-bottom: var(--borda-fina) var(--card-borda);
    text-align: center;
    color: var(--texto-principal);
}

.footer {
    padding: var(--pad-sm);
    background: var(--bg-footer);
    border-top: var(--borda-fina) var(--card-borda);
    text-align: center;
    color: var(--texto-muted);
}

.container-header nav {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--pad-md);
}

.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--gap-md);
    margin-bottom: 1.2rem;
}

.logo {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--gap-sm);
    font-size: clamp(1.4rem, 2vw, 2rem);
    font-weight: 800;
    color: var(--texto-principal);
    margin: 0 2rem 0 0;
    line-height: 1.1;
}

.logo-img {
    border-radius: 50%;
    margin: 0;
    width: 100%;
    max-width: 150px;
    max-height: 150px;
    object-fit: cover;
    display: block;
    box-shadow: var(--sombra-leve);
    border: var(--borda-fina) var(--img-borda);
}

.btn,
.btn-social,
.canal,
.btn-detalhes,
.btn-repositorio,
.btn-demo,
.menu .btn-contato,
.btn-toggle-theme {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;

    background: var(--btn-bg);
    color: var(--btn-texto);
    border: var(--btn-borda);
    text-decoration: none;

    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-pill);
    font-size: var(--fs-md);
    font-weight: 700;

    transition: background var(--transicao), color var(--transicao), transform var(--transicao-rapida);
    cursor: pointer;
}

.btn-demo,
.btn-detalhes,
.btn-repositorio {
    margin: 1rem 1rem 0 0;
}

.btn:hover,
.btn-social:hover,
.canal:hover,
.btn-detalhes:hover,
.btn-repositorio:hover,
.btn-demo:hover,
.menu .btn-contato:hover,
.btn-toggle-theme:hover {
    background: var(--btn-bg-hover-curriculo);
    color: var(--btn-texto-hover-curriculo);
    transform: translateY(-1px);
}

.btn-toggle-theme {
    width: 2.2rem;
    height: 2.2rem;
    padding: 0;
    border-radius: 50%;
    font-size: 1rem;
    margin: 0;
}

.menu {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--gap-md);
    font-size: var(--fs-lg);
    position: relative;
    top: 0;
}

.menu a {
    color: var(--cor-titulo);
    font-size: var(--fs-lg);
    font-weight: 800;
    text-transform: uppercase;
    padding: 0.5rem 1.2rem;
    border-radius: var(--radius-md);
    transition: background var(--transicao-rapida), color var(--transicao-rapida);
    text-decoration: none;
}

.menu a:hover {
    background: var(--btn-bg-hover-curriculo);
    color: var(--btn-texto);
}

.menu .btn-contato {
    padding: 0.5rem 1rem;
    font-weight: 800;
}

.hero {
    padding: 2rem 1rem;
    background: var(--bg-section);
}

.hero .container-sobre {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.foto-principal {
    border: var(--borda-media) var(--img-borda);
    border-radius: 50%;
    box-shadow: var(--sombra-media);
    width: 100%;
    max-width: 220px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
    margin: 0 auto;
}

.titulo {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    text-align: center;
    margin-bottom: 1rem;
}

.subtitulo {
    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
    text-align: center;
    color: var(--cor-titulo);
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.profissional {
    font-size: var(--fs-md);
    color: var(--texto-normal);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
    text-align: center;
}

.botoes-hero {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
    gap: var(--gap-md);
    flex-wrap: wrap;
}

.sobre {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--bg-section);
}

.sobre-mim {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-weight: 700;
}

.sobre-texto {
    font-size: var(--fs-md);
    color: var(--texto-secundario);
    font-weight: 600;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 0.5rem;
    line-height: 1.8;
}

.sobre-destaque {
    color: var(--cor-titulo);
    font-weight: 700;
}

.skills {
    padding: 2rem 1rem;
    background: var(--bg-section);
}

.header-skills {
    text-align: center;
    margin-bottom: 2rem;
}

.titulo-skill {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    margin-bottom: 0.5rem;
    font-weight: 700;
    text-transform: uppercase;
}

.subtitulo-skill {
    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
    color: var(--cor-titulo);
    margin-bottom: 1.2rem;
    font-weight: 700;
    text-transform: capitalize;
}

.skills-grupo {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    border: var(--borda-fina) var(--card-borda);
    align-items: flex-start;
    gap: var(--gap-md);
    border-radius: var(--radius-md);
    padding: var(--pad-md);
}

.skills-ilha {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--gap-sm);
    width: 100%;
    margin: 0 auto;
    background: transparent;
    cursor: pointer;
    padding: 0;
    list-style: none;
}

.skills-ilha li {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    padding: 0;
}

.ilha-titulo {
    color: var(--cor-titulo);
    font-size: var(--fs-lg);
    margin-top: 1rem;
    font-weight: 700;
}

.oculto {
    display: none;
}

.descricao-skill {
    font-size: var(--fs-sm);
    color: var(--texto-secundario);
    background: var(--bg-header);
    width: 160px;
    height: 160px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 0.8rem 1.2rem;
    box-shadow: var(--sombra-leve);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    border: var(--borda-fina) var(--card-borda);
}

.skills-ilha .descricao-skill {
    margin-top: 1.2rem;
}

.button-skill {
    background: none;
    border: var(--borda-media) var(--card-borda);
    border-radius: var(--radius-sm);
    font-size: var(--fs-md);
    color: var(--cor-titulo);
    padding: 0.8rem 1.2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: border-color var(--transicao-rapida), box-shadow var(--transicao-rapida);
    font-weight: 600;
}

.button-skill .nivel {
    display: block;
    margin-top: 0.5rem;
    font-size: var(--fs-sm);
    color: var(--texto-secundario);
    font-weight: 500;
    text-align: center;
}

button.button-skill:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-color: var(--cor-titulo);
    font-weight: 800;
}

.conteudo {
    padding: 2rem 1rem;
    background: var(--bg-section);
    text-align: center;
}

.conteudo-titulo {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
}

.paragrafo-conteudo {
    font-size: var(--fs-md);
    font-weight: 600;
    color: var(--texto-secundario);
    max-width: 700px;
    margin: 0 auto 1rem auto;
    line-height: 1.8;
}

.conteudo-destaque {
    color: var(--cor-titulo);
    font-weight: 700;
}

.video-canal {
    margin-top: 1.5rem;
    display: flex;
    justify-content: center;
    padding: 1rem;
}

.btn-youtube {
    margin-top: 3rem;
    margin-bottom: 1rem;
    margin-left: 1rem;
    margin-right: 1rem;
    padding: 0.8rem 1.2rem;
}

.projetos {
    padding: 2rem 1rem;
    background: var(--bg-section);
    text-align: center;
}

.projetos-titulo {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
}

.projeto {
    margin-bottom: 2rem;
    padding: 1rem;
    justify-content: center;
}

.projeto-img {
    width: min(100%, 700px);
    aspect-ratio: 16 / 9;
    height: auto;
    object-fit: cover;
    border: var(--borda-fina) var(--card-borda);
    border-radius: var(--radius-sm);
    box-shadow: var(--sombra-leve);
    display: block;
    margin: 0 auto;
}

figcaption {
    margin-top: 0.5rem;
    font-size: var(--fs-md);
    color: var(--texto-secundario);
}

.projeto-titulo {
    font-size: clamp(1.2rem, 1.8vw, 1.5rem);
    color: var(--cor-titulo);
    margin: 1rem 0 0.5rem 0;
    font-weight: 700;
}

.subtitulo-projeto {
    font-size: var(--fs-md);
    color: var(--texto-secundario);
    margin-bottom: 1rem;
    font-weight: 500;
}

.stack,
.funcionalidades,
.desafios,
.aprendizados {
    margin-top: 1rem;
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--cor-titulo);
    font-weight: 700;
}

.lista-projeto {
    font-size: var(--fs-md);
    font-weight: 500;
}

.projeto-infos {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    align-items: flex-start;
    width: 100%;
}

.info-bloco {
    flex: 1 1 220px;
    min-width: 180px;
    max-width: 320px;
    padding: 2rem 1rem;
    background: var(--bg-section);
    border-radius: var(--radius-sm);
    padding: 1rem 1.2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--sombra-leve);
    box-sizing: border-box;
    border: var(--borda-fina) var(--card-borda);
}

.botoes-projeto {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.contato {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--bg-section);
}

.contato-titulo {
    font-size: clamp(1.6rem, 2.2vw, 2rem);
    color: var(--cor-titulo);
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
}

.contato-paragrafo {
    font-size: var(--fs-md);
    font-weight: 500;
    color: var(--texto-secundario);
    text-align: center;
}

.whatsapp,
.email,
.linkedin {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 1rem 0.5rem;
    padding: 0.5rem 1rem;
    color: var(--cor-titulo);
    font-size: var(--fs-md);
    font-weight: 700;
    transition: color var(--transicao);
}

.whatsapp:hover,
.email:hover,
.linkedin:hover {
    color: var(--link-hover);
}

.whatsapp i,
.email i,
.linkedin i {
    margin-right: 0.4em;
}

.footer-texto {
    margin-bottom: 1rem;
    font-size: var(--fs-md);
    color: var(--btn-texto);
    font-weight: 500;
}

.footer-links {
    text-decoration: none;
    text-align: center;
    padding: 1rem 0.5rem;
}

.footer-github,
.footer-linkedin,
.footer-youtube {
    color: var(--cor-titulo);
    font-size: 2rem;
    margin: 0 0.5rem;
    transition: color var(--transicao);
}

.footer-github:hover,
.footer-linkedin:hover,
.footer-youtube:hover {
    color: var(--link-hover);
}

.voltar-ao-topo {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--btn-bg);
    color: var(--btn-texto);
    border: var(--btn-borda);
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-pill);
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--sombra-leve);
    transition: background var(--transicao), color var(--transicao), transform var(--transicao-rapida);
}

.voltar-ao-topo:hover {
    background: var(--btn-bg-hover-curriculo);
    color: var(--btn-texto-hover-curriculo);
    transform: translateY(-1px);
}

.btn-menu,
.btn-menu-fechar {
    display: none;
}