/* LaTeX-inspired minimal stylesheet */

:root {
  --font-primary: 'Computer Modern Serif', 'Latin Modern Roman', Georgia, 'Times New Roman', serif;
  --font-mono: 'Courier New', Courier, monospace;
  --color-bg: #fafafa;
  --color-text: #333333;
  --color-link: #0066cc;
  --color-link-hover: #004499;
  --color-border: #e0e0e0;
  --color-nav-bg: #ffffff;
  --max-width: 800px;
}

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

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

a {
  color: var(--color-link);
  text-decoration: none;
}

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

/* Navigation */
nav {
  background: var(--color-nav-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo {
  font-weight: bold;
  font-size: 1.2rem;
  color: var(--color-text);
}

nav .logo a {
  color: var(--color-text);
  text-decoration: none;
}

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

nav ul li a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.95rem;
}

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

/* Mobile navigation */
@media (max-width: 600px) {
  nav .container {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }

  nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
}

/* Main content */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.2rem;
  margin-top: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

ul, ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
}

li {
  margin-bottom: 0.5rem;
}

/* Sections */
section {
  margin-bottom: 2rem;
}

/* Cards for portfolio */
.card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.card .meta {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 1rem;
}

.card ul {
  margin-bottom: 0;
}

/* Resume specific */
.resume-header {
  text-align: center;
  margin-bottom: 2rem;
}

.resume-header h1 {
  margin-bottom: 0.5rem;
}

.resume-section {
  margin-bottom: 1.5rem;
}

.resume-section h2 {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 1.5rem;
}

.resume-item {
  margin-bottom: 1rem;
}

.resume-item-header {
  display: flex;
  justify-content: space-between;
  font-weight: bold;
}

.resume-item-subtitle {
  font-style: italic;
  color: #555;
}

/* Essays list */
.essay-list {
  list-style: none;
  padding: 0;
}

.essay-list li {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.essay-list li:last-child {
  border-bottom: none;
}

.essay-list h3 {
  margin-bottom: 0.25rem;
}

.essay-list .date {
  font-size: 0.9rem;
  color: #666;
}

.essay-list .excerpt {
  margin-top: 0.5rem;
}

/* Essay filters */
.essay-filters {
  margin-bottom: 2rem;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: var(--font-primary);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  margin-bottom: 1rem;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-link);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-primary);
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  border-color: var(--color-link);
  color: var(--color-link);
}

.filter-btn.active {
  background: var(--color-link);
  border-color: var(--color-link);
  color: white;
}

/* Full essay page */
.essay-full {
  max-width: 680px;
}

.essay-header {
  margin-bottom: 2rem;
}

.essay-header h1 {
  font-size: 2.2rem;
  margin-bottom: 0.5rem;
}

.essay-subtitle {
  font-size: 1.2rem;
  color: #666;
  font-style: italic;
  margin-bottom: 1rem;
}

.essay-meta {
  font-size: 0.9rem;
  color: #888;
}

.essay-content {
  font-size: 18px;
  line-height: 1.8;
}

.essay-content p {
  margin-bottom: 1.5rem;
}

.essay-content h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.essay-content h3 {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.essay-content img {
  max-width: 100%;
  height: auto;
  margin: 2rem 0;
  border-radius: 4px;
}

.essay-content blockquote {
  border-left: 3px solid var(--color-border);
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-style: italic;
  color: #555;
}

.essay-content pre {
  background: #f5f5f5;
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.essay-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.essay-attribution {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.essay-navigation {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.no-results {
  text-align: center;
  padding: 3rem;
  color: #666;
}

/* Essay list container */
.essay-list-container {
  margin-bottom: 2rem;
}

/* Essay archive CTA - subtle link */
.essay-archive-cta {
  margin-top: 2rem;
  text-align: center;
}

.essay-archive-cta .button {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  color: var(--color-link);
  text-decoration: none;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  transition: all 0.2s;
}

.essay-archive-cta .button:hover {
  border-color: var(--color-link);
  text-decoration: none;
  background: #f5f5f5;
}

/* Essay archive navigation */
.essay-archive-nav {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.essay-archive-nav a {
  color: var(--color-link);
  text-decoration: none;
}

.essay-archive-nav a:hover {
  text-decoration: underline;
}

/* AI-generated note */
.ai-note {
  margin-top: 3rem;
  padding: 1rem;
  background: #f0f0f0;
  border-left: 3px solid #999;
  font-size: 0.85rem;
  color: #666;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  color: #666;
  font-size: 0.9rem;
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
}

/* Utility */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.text-muted {
  color: #666;
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-3 {
  margin-top: 1rem;
}

/* Print styles */
@media print {
  nav, footer {
    display: none;
  }

  body {
    background: white;
    font-size: 12pt;
  }

  a {
    color: black;
    text-decoration: underline;
  }

  .card {
    border: none;
    padding: 0;
  }
}