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

:root {
    --bg-color: #000000;
    --text-color: #ffffff;
    --text-secondary: #aaaaaa;
    --link-color: #ffffff;
    --link-hover: #888888;
    --border-color: #333333;
    --font-stack: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', 'Liberation Mono', 'Courier New', monospace;
    --max-width: 800px;
    --spacing: 24px;
    --spacing-sm: 12px;
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-stack);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

a:hover {
    border-bottom-color: var(--link-hover);
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing);
}

header {
    padding: var(--spacing) 0;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing);
}

nav a {
    font-size: 0.9rem;
    text-transform: lowercase;
}

nav a.active {
    border-bottom-color: var(--text-color);
}

main {
    flex: 1;
    padding: calc(var(--spacing) * 2) 0;
}

section {
    margin-bottom: calc(var(--spacing) * 2);
}

section:last-child {
    margin-bottom: 0;
}

h1 {
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: var(--spacing-sm);
}

h2 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    text-transform: lowercase;
}

h3 {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 4px;
}

p {
    margin-bottom: var(--spacing-sm);
}

.text-secondary {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.entry {
    margin-bottom: calc(var(--spacing) + var(--spacing-sm));
}

.entry.collapsed .entry-details {
    display: none;
}

.entry-header.clickable {
    cursor: pointer;
    user-select: none;
}

.entry-header.clickable:hover .entry-title {
    text-decoration: underline;
}

.entry-header.clickable:hover {
    cursor: pointer;
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 4px;
    position: relative;
    padding-right: 24px;
}

.entry.collapsed .entry-header::after {
    content: '+';
    position: absolute;
    right: 0;
    top: 0;
}

.entry-title {
    font-weight: 500;
}

.entry-period {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.entry-list {
    list-style: none;
    padding-left: 0;
}

.entry-list li {
    position: relative;
    padding-left: var(--spacing);
    margin-bottom: 8px;
}

.entry-list li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--text-secondary);
}

.contact-list {
    list-style: none;
}

.contact-list li {
    margin-bottom: 4px;
}

footer {
    padding: var(--spacing) 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

@media (max-width: 600px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    nav ul {
        gap: var(--spacing-sm);
    }

    h1 {
        font-size: 1.5rem;
    }
}