:root {
    --bg-color: #ffffff;
    --text-color: #111111;
    --accent-color: #666666;
    --border-color: #eeeeee;
    --font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    line-height: 1.6;
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
    font-size: 0.95rem;
}

header {
    margin-bottom: 4rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

nav ul li {
    margin-bottom: 0;
}

nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: opacity 0.2s;
    font-size: 0.9rem;
}

nav a:hover {
    opacity: 0.6;
}

.lang-toggle {
    cursor: pointer;
    font-weight: bold;
    font-size: 0.8rem;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border-color);
    background: none;
}

main {
    min-height: 60vh;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.profile-pic {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 4px;
    filter: grayscale(100%);
    margin-bottom: 2rem;
    display: block;
}

h2 {
    font-size: 1.2rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

p {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

ul {
    margin-bottom: 1.5rem;
    padding-left: 1.2rem;
}

li {
    margin-bottom: 0.5rem;
}

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 3rem 0;
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--accent-color);
}

footer p {
    margin-bottom: 0;
}

.memento-mori {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    font-family: monospace;
    font-size: 0.8rem;
}

.progress-bar-container {
    width: 150px;
    height: 3px;
    background-color: var(--border-color);
    margin-top: 0.3rem;
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background-color: var(--text-color);
    width: 0%; /* Will be set by JS */
    transition: width 1s ease-in-out;
}

blockquote {
    border-left: 3px solid var(--text-color);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
}

/* Language display logic */
[data-lang] {
    display: none;
}

html[lang="en"] [data-lang="en"] {
    display: block;
}

html[lang="pt"] [data-lang="pt"] {
    display: block;
}

/* Inline language elements */
span[data-lang] {
    display: none;
}

html[lang="en"] span[data-lang="en"] {
    display: inline;
}

html[lang="pt"] span[data-lang="pt"] {
    display: inline;
}

@media (max-width: 600px) {
    body {
        padding: 1.5rem;
    }
    
    header {
        flex-direction: column;
        gap: 2rem;
    }

    footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .memento-mori {
        align-items: flex-start;
    }
    
    h1 {
        font-size: 2rem;
    }
}