/* ======= FUNDO COM EFEITO DE BRILHO ======= */
body {
    position: relative;
    overflow-x: hidden;
    background-image: linear-gradient(
        120deg,
        rgba(0, 0, 0, 0.05) 0%,
        rgba(0, 0, 0, 0.18) 20%,
        rgba(0, 0, 0, 0.05) 40%
    );
    background-size: 200% 200%;
    animation: shineMove 6s infinite linear;
}

/* Efeito em modo escuro */
[data-theme="dark"] body,
body[data-theme="dark"] {
    background-image: linear-gradient(
        120deg,
        rgba(255, 255, 255, 0.05) 0%,
        rgba(255, 255, 255, 0.12) 20%,
        rgba(255, 255, 255, 0.05) 40%
    );
}

/* Animação do reflexo */
@keyframes shineMove {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* ======= ANIMAÇÃO ======= */

body {
    opacity: 0;
    animation: fadeIn 1.2s ease-in-out forwards;
    transition: background-color 0.4s, color 0.4s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* ======= TEMAS ======= */
:root {
    --bg-color: #f8f9fa;
    --text-color: #212529;
    --card-bg: #ffffff;
    --nav-link: #212529;
    --nav-link-hover: #0d6efd;
    --muted-text: #6c757d;
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-color: #f1f1f1;
    --card-bg: #1e1e1e;
    --nav-link: #f1f1f1;
    --nav-link-hover: #0d6efd;
    --muted-text: #b0b0b0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
}

header {
    background-color: var(--card-bg);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
}

header .container {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

footer {
    background-color: var(--card-bg);
    color: var(--text-color);
    text-align: center;
    padding: 20px;
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.4);
    font-size: 0.9rem;
}

/* ======= SEÇÕES ======= */
section {
    padding: 70px 20px;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
}

.nav-link {
    color: var(--nav-link) !important;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--nav-link-hover) !important;
}

/* ======= PROJETOS ======= */
.project-card {
    background-color: var(--card-bg);
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: var(--text-color);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4);
}

.project-img {
    width: 100%;
    height: 200px;
    background-color: #dee2e6;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    background-size: cover;
    background-position: center;
}

.project-body {
    padding: 20px;
}

/* ======= BIOGRAFIA ======= */
.bio-content img {
    width: 220px;
    height: 220px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    margin-bottom: 20px;
}

.bio-text {
    font-size: 1.1rem;
    color: var(--muted-text);
}

/* ======= INTERESSES ======= */
.interest-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.interest-card:hover {
    transform: translateY(-5px);
}

.interest-card i {
    font-size: 2.5rem;
    color: #0d6efd;
    margin-bottom: 15px;
}

/* ======= BOTÃO TEMA ======= */
.btn-toggle {
    border: none;
    background: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s;
}

.btn-toggle:hover {
    color: #0d6efd;
}

@media (max-width: 768px) {
    .bio-content {
        text-align: center;
    }
}