/* ============================================================
   SynapsesWire.com — Main Stylesheet
   Dark newspaper aesthetic | Source Serif 4 + Inter
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --bg-primary: #121215;
  --bg-card: #1A1A1F;
  --bg-header: #1E1E24;
  --bg-footer: #0D0D10;
  --text-primary: #E8E4DB;
  --text-secondary: #888888;
  --text-muted: #555555;
  --accent-red: #C42E23;
  --accent-blue: #5B8DEF;
  --accent-green: #4CAF50;
  --accent-yellow: #FFC107;
  --accent-purple: #9C27B0;
  --border-color: #2A2A2F;
  --border-light: rgba(255,255,255,0.06);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --content-width: 780px;
  --sidebar-width: 320px;
  --page-width: 1320px;
  --gap-section: 40px;
  --gap-card: 20px;
  --gap-inner: 12px;
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover { color: var(--text-primary); }

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
}
h1 { font-size: 2.25rem; letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

p { margin-bottom: 1rem; }
.text-muted { color: var(--text-secondary); }
.text-small { font-size: 0.8125rem; }

/* ---------- Layout ---------- */
.container {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}

.content-layout {
  display: flex;
  gap: var(--gap-card);
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}

.content-main {
  flex: 1;
  min-width: 0;
}

.content-sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
}

/* ---------- Masthead ---------- */
.masthead {
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}
.masthead-inner {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.masthead-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.masthead-logo span {
  color: var(--accent-red);
}
.masthead-nav {
  display: flex;
  gap: 24px;
  align-items: center;
}
.masthead-nav a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.masthead-nav a:hover,
.masthead-nav a.active {
  color: var(--text-primary);
}
.masthead-search {
  display: flex;
  align-items: center;
  gap: 8px;
}
.masthead-search input {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  width: 200px;
  outline: none;
  transition: border-color 0.2s;
}
.masthead-search input:focus {
  border-color: var(--accent-blue);
}
.masthead-search button {
  background: var(--accent-blue);
  color: #fff;
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.masthead-search button:hover {
  background: #4A7CDE;
}

/* ---------- Hero Section ---------- */
.hero {
  padding: 48px 0;
  border-bottom: 1px solid var(--border-light);
}
.hero-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}
.hero-featured {
  position: relative;
}
.hero-featured img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.hero-featured-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  background: linear-gradient(transparent, rgba(18,18,21,0.95));
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}
.hero-featured-category {
  display: inline-block;
  background: var(--accent-red);
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.hero-featured-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.hero-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.hero-side-item {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  transition: background 0.2s;
}
.hero-side-item:hover {
  background: var(--bg-header);
}
.hero-side-item img {
  width: 100px;
  height: 70px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.hero-side-item-info h4 {
  font-size: 0.9375rem;
  margin-bottom: 4px;
}
.hero-side-item-info .category-tag {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-blue);
  font-weight: 600;
}

/* ---------- Article Grid ---------- */
.section {
  padding: 48px 0;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  max-width: var(--page-width);
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}
.section-title::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: var(--accent-red);
  margin-top: 8px;
}
.section-link {
  color: var(--accent-blue);
  font-size: 0.875rem;
  font-weight: 600;
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}
.article-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid var(--border-light);
}
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.article-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.article-card-body {
  padding: 16px;
}
.article-card-category {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-blue);
  margin-bottom: 8px;
}
.article-card h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}
.article-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-top: 1px solid var(--border-light);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- Article Detail ---------- */
.article-detail {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 48px 24px;
}
.article-header {
  margin-bottom: 32px;
}
.article-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-red);
  margin-bottom: 12px;
}
.article-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 16px;
}
.article-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}
.article-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}
.article-meta .author {
  font-weight: 600;
  color: var(--text-primary);
}
.article-featured-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
}
.article-featured-image figcaption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}
.article-body {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-primary);
}
.article-body p {
  margin-bottom: 1.5rem;
}
.article-body h2 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
  padding-top: 1rem;
}
.article-body h3 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.75rem;
}
.article-body blockquote {
  border-left: 4px solid var(--accent-red);
  padding: 12px 20px;
  margin: 1.5rem 0;
  background: var(--bg-card);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* ---------- Article Footer ---------- */
.article-footer {
  margin-top: 40px;
  padding: 24px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}
.article-footer-row {
  margin-bottom: 12px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.article-footer-row strong {
  color: var(--text-primary);
}
.article-seo-meta {
  padding: 12px;
  background: rgba(91,141,239,0.05);
  border: 1px solid rgba(91,141,239,0.15);
  border-radius: var(--radius-sm);
  margin: 12px 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.article-traffic-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: #1A3A1A;
  border: 1px solid rgba(76,175,80,0.3);
  border-radius: var(--radius-sm);
  color: var(--accent-green);
  font-size: 0.8125rem;
  font-weight: 600;
}

/* ---------- Related Articles ---------- */
.related-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}
.related-title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  margin-bottom: 20px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* ---------- Hot Tags ---------- */
.sidebar-section {
  margin-bottom: 24px;
}
.sidebar-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-red);
  display: inline-block;
}
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag {
  display: inline-block;
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.tag:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #fff;
}

/* ---------- Newsletter ---------- */
.newsletter-box {
  padding: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
}
.newsletter-box h4 {
  margin-bottom: 8px;
}
.newsletter-box p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.newsletter-box input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  margin-bottom: 8px;
  outline: none;
}
.newsletter-box input:focus {
  border-color: var(--accent-blue);
}
.newsletter-box button {
  width: 100%;
  padding: 10px;
  background: var(--accent-red);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
}

/* ---------- Search Page ---------- */
.search-hero {
  padding: 60px 0;
  text-align: center;
}
.search-hero h1 {
  margin-bottom: 24px;
}
.search-form {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  gap: 0;
}
.search-form input {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-right: none;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  outline: none;
}
.search-form input:focus {
  border-color: var(--accent-blue);
}
.search-form button {
  padding: 14px 28px;
  background: var(--accent-blue);
  color: #fff;
  border: none;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
.search-results {
  max-width: 780px;
  margin: 40px auto;
  padding: 0 24px;
}
.search-result-item {
  padding: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid var(--border-light);
}
.search-result-item h3 {
  margin-bottom: 6px;
}
.search-result-item h3 a {
  color: var(--text-primary);
}
.search-result-item h3 a:hover {
  color: var(--accent-blue);
}
.search-result-item p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 4px;
}
.search-result-item .result-url {
  font-size: 0.75rem;
  color: var(--accent-green);
}

/* ---------- News Listing Page ---------- */
.news-listing {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 48px 24px;
}
.news-listing-header {
  margin-bottom: 32px;
}
.news-listing-header h1 {
  margin-bottom: 8px;
}
.news-listing-header p {
  color: var(--text-secondary);
}
.news-filters {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.news-filter-btn {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: all 0.2s;
}
.news-filter-btn:hover,
.news-filter-btn.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #fff;
}
.news-list-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid var(--border-light);
  transition: background 0.2s;
}
.news-list-item:hover {
  background: var(--bg-header);
}
.news-list-item img {
  width: 200px;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.news-list-item-content {
  flex: 1;
}
.news-list-item-content .item-category {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-blue);
  margin-bottom: 6px;
}
.news-list-item-content h3 {
  margin-bottom: 8px;
}
.news-list-item-content p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 8px;
}
.news-list-item-content .item-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---------- Compliance Pages ---------- */
.compliance-page {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 60px 24px;
}
.compliance-page h1 {
  margin-bottom: 8px;
}
.compliance-page .last-updated {
  color: var(--text-muted);
  font-size: 0.8125rem;
  margin-bottom: 32px;
}
.compliance-page h2 {
  margin: 2rem 0 1rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}
.compliance-page p,
.compliance-page li {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}
.compliance-page ul {
  list-style: disc;
  padding-left: 24px;
}
.compliance-page ul li {
  margin-bottom: 0.5rem;
}

/* ---------- Contact Form ---------- */
.contact-form {
  max-width: 600px;
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-blue);
}
.form-group textarea {
  min-height: 150px;
  resize: vertical;
}
.form-submit {
  padding: 12px 32px;
  background: var(--accent-red);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.form-submit:hover {
  background: #A8241C;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 24px;
  margin-top: 60px;
}
.footer-grid {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-col h4 {
  font-size: 0.9375rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.footer-col p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.footer-col ul li {
  margin-bottom: 8px;
}
.footer-col ul li a {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.footer-col ul li a:hover {
  color: var(--text-primary);
}
.footer-bottom {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 24px 24px 0;
  border-top: 1px solid var(--border-color);
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-sidebar { flex-direction: row; }
  .content-layout { flex-direction: column; }
  .content-sidebar { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .article-grid { grid-template-columns: 1fr; }
  .hero-featured img { height: 250px; }
  .hero-sidebar { flex-direction: column; }
  .masthead-nav { display: none; }
  .masthead-search input { width: 140px; }
  .news-list-item { flex-direction: column; }
  .news-list-item img { width: 100%; height: 180px; }
  .footer-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .article-title { font-size: 1.75rem; }
}