/* Base styles */
:root {
  --primary-color: #1a1a2e;
  --accent-color: #e94560;
  --text-color: #333;
  --light-bg: #f8f9fa;
  --border-color: #dee2e6;
}

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

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  line-height: 1.8;
  color: var(--text-color);
  background: #fff;
}

/* Header */
header {
  background: var(--primary-color);
  color: #fff;
  padding: 1.5rem 0;
  border-bottom: 4px solid var(--accent-color);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff;
  text-decoration: none;
}

.site-title:hover {
  color: var(--accent-color);
}

nav a {
  color: #fff;
  text-decoration: none;
  margin-left: 2rem;
  font-size: 0.95rem;
}

nav a:hover {
  color: var(--accent-color);
}

/* Container */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.wide-container {
  max-width: 1000px;
}

/* Main content */
main {
  padding: 3rem 0;
}

/* Article styles */
article {
  margin-bottom: 3rem;
}

article h1 {
  font-size: 2.2rem;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

article h2 {
  font-size: 1.6rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 0.5rem;
}

article h3 {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--primary-color);
}

article h4 {
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  font-style: italic;
}

article p {
  margin-bottom: 1.25rem;
  text-align: justify;
}

article ul, article ol {
  margin-bottom: 1.25rem;
  padding-left: 2rem;
}

article li {
  margin-bottom: 0.5rem;
}

article blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: #555;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

th, td {
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  text-align: left;
}

th {
  background: var(--primary-color);
  color: #fff;
  font-weight: bold;
}

tr:nth-child(even) {
  background: var(--light-bg);
}

/* Article meta */
.article-meta {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.article-meta time {
  font-weight: bold;
}

/* Key findings box */
.key-findings {
  background: var(--light-bg);
  border-left: 4px solid var(--accent-color);
  padding: 1.5rem;
  margin: 2rem 0;
}

.key-findings h3 {
  margin-top: 0;
  color: var(--accent-color);
}

/* Article list (homepage) */
.article-list {
  list-style: none;
  padding: 0;
}

.article-list li {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.article-list h2 {
  font-size: 1.4rem;
  margin: 0 0 0.5rem 0;
  border: none;
  padding: 0;
}

.article-list h2 a {
  color: var(--primary-color);
  text-decoration: none;
}

.article-list h2 a:hover {
  color: var(--accent-color);
}

.article-list .excerpt {
  color: #555;
  margin-bottom: 0.5rem;
}

.article-list .meta {
  font-size: 0.85rem;
  color: #888;
}

/* Subscribe section */
.subscribe-section {
  background: var(--light-bg);
  padding: 2rem;
  margin: 3rem 0;
  text-align: center;
  border-radius: 4px;
}

.subscribe-section h3 {
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.subscribe-section p {
  margin-bottom: 1rem;
  text-align: center;
}

.subscribe-form {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.subscribe-form input[type="email"] {
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  width: 280px;
}

.subscribe-form button {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  background: var(--accent-color);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.subscribe-form button:hover {
  background: #c73e54;
}

/* Footer */
footer {
  background: var(--primary-color);
  color: #aaa;
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
}

footer a {
  color: var(--accent-color);
}

/* Responsive */
@media (max-width: 600px) {
  header .container {
    flex-direction: column;
    text-align: center;
  }

  nav {
    margin-top: 1rem;
  }

  nav a {
    margin: 0 0.75rem;
  }

  article h1 {
    font-size: 1.75rem;
  }

  .subscribe-form {
    flex-direction: column;
    align-items: center;
  }

  .subscribe-form input[type="email"] {
    width: 100%;
  }
}

/* Print styles */
@media print {
  header, footer, .subscribe-section {
    display: none;
  }

  article {
    font-size: 11pt;
  }
}