/* ---
   Theme: Minimalist Clean
   Font: Inter
   Primary Colors:
   - Background: #FFFFFF
   - Text: #2d3748
   - Accent: #4A5568
   - Accent Light: #E2E8F0
   - Link: #2B6CB0
--- */

/* --- General & Typography --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

:root {
  --bg-color: #FFFFFF;
  --text-color: #2d3748;
  --accent-color: #4A5568;
  --border-color: #E2E8F0;
  --link-color: #2B6CB0;
  --header-bg: #f7fafc;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  color: #1a202c;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--link-color);
  text-decoration: none;
  transition: color 0.2s ease-in-out;
}

a:hover {
  text-decoration: underline;
  color: #2a4365;
}

ul {
  list-style-position: inside;
  padding-left: 1rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.5rem;
}

/* --- Layout & Containers --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.main-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 2rem 0;
}

@media (min-width: 992px) {
  .main-layout {
    grid-template-columns: 3fr 1fr;
  }
}

.content-wrapper {
  flex: 1;
}

/* --- Header & Navigation --- */
.site-header {
  background-color: var(--header-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
}

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

.site-header .site-title {
  font-size: 1.75rem;
  margin: 0;
  font-weight: 700;
  color: var(--text-color);
}

.main-nav ul {
  list-style-type: none;
  display: flex;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
}

.main-nav li {
  margin: 0.5rem 0 0.5rem 1.5rem;
}

.main-nav a {
  font-weight: 600;
  color: var(--accent-color);
}

/* --- Main Content & Articles --- */
.intro-section {
  text-align: center;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.intro-section h1 {
  margin-bottom: 1rem;
}

.intro-section p {
  max-width: 700px;
  margin: 0 auto;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.article-card {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease-in-out, transform 0.2s ease-in-out;
}

.article-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}

.article-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card-content p {
  flex-grow: 1;
  margin-bottom: 1rem;
}

.read-more-btn {
  display: inline-block;
  background-color: var(--accent-color);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 5px;
  text-align: center;
  font-weight: 600;
  align-self: flex-start;
}

.read-more-btn:hover {
  background-color: #2d3748;
  text-decoration: none;
}

/* --- Article Page Specific --- */
.article-header {
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

.article-meta {
  font-size: 0.9rem;
  color: #718096;
}

.article-content h2 {
    margin-top: 2rem;
}
.article-content h3 {
    margin-top: 1.5rem;
}
.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.cta-section {
  background-color: var(--header-bg);
  border: 1px solid var(--border-color);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  margin: 2rem 0;
}

/* --- Sidebar --- */
.sidebar {
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  height: fit-content;
}

.sidebar-widget {
  margin-bottom: 2rem;
}

.sidebar-widget:last-child {
  margin-bottom: 0;
}

.sidebar-widget h4 {
  font-size: 1.1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-color);
  margin-bottom: 1rem;
}

.sidebar-widget ul {
  list-style: none;
  padding: 0;
}

.sidebar-widget li a {
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-color);
}
.sidebar-widget li:last-child a {
  border-bottom: none;
}

.sidebar-widget li a:hover {
  color: var(--link-color);
  text-decoration: none;
}

.promo-text {
  background-color: var(--header-bg);
  padding: 1rem;
  border-radius: 5px;
  text-align: center;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--accent-color);
  color: #fff;
  text-align: center;
  padding: 1.5rem 0;
  margin-top: auto;
}

/* --- Static Pages --- */
.static-page-content {
    min-height: 50vh;
    padding: 2rem 0;
}

.contact-info p {
    font-size: 1.1rem;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }

  .site-header .container {
    flex-direction: column;
    text-align: center;
  }
  .main-nav ul {
    justify-content: center;
  }
  .main-nav li {
    margin: 0.5rem 0.75rem;
  }
}