/* ===== ZentariNews — Main Stylesheet ===== */

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

:root {
  --accent: #0f7b6c;
  --accent-light: #e8f5f2;
  --accent-dark: #0a5c50;
  --text: #1a1a2e;
  --text-secondary: #555;
  --text-muted: #888;
  --bg: #ffffff;
  --bg-light: #f7f8fa;
  --bg-warm: #fafaf8;
  --border: #e2e4e8;
  --border-light: #eff0f3;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.1);
  --radius: 6px;
  --max-w: 1180px;
  --font-display: 'Source Serif 4', 'Georgia', serif;
  --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: .22s ease;
}

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-dark); }
ul, ol { list-style: none; }

/* --- Utility --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }
.text-center { text-align: center; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; color: var(--text); }
h1 { font-size: 2.5rem; letter-spacing: -.02em; }
h2 { font-size: 1.75rem; letter-spacing: -.01em; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
p { margin-bottom: 1rem; }

/* --- Header / Nav --- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.45rem; font-weight: 800;
  color: var(--text); letter-spacing: -.02em;
}
.logo span { color: var(--accent); }

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  color: var(--text-secondary); font-size: .88rem; font-weight: 500;
  padding: 6px 12px; border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a.active { color: var(--accent); background: var(--accent-light); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.search-toggle {
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary); padding: 6px;
  display: flex; align-items: center;
}
.search-toggle:hover { color: var(--accent); }

.search-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(255,255,255,.97); z-index: 200;
  padding-top: 120px;
}
.search-overlay.active { display: block; }
.search-overlay .container { max-width: 640px; }
.search-input-wrap {
  position: relative;
}
.search-input-wrap input {
  width: 100%; padding: 16px 20px 16px 48px;
  font-size: 1.15rem; font-family: var(--font-body);
  border: 2px solid var(--border); border-radius: 10px;
  outline: none; transition: border-color var(--transition);
}
.search-input-wrap input:focus { border-color: var(--accent); }
.search-input-wrap svg {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted);
}
.search-close {
  position: absolute; top: 24px; right: 24px;
  background: none; border: none; cursor: pointer;
  font-size: 1.5rem; color: var(--text-secondary);
}
.search-results { margin-top: 24px; }
.search-results .article-card { margin-bottom: 16px; }

/* Mobile nav toggle */
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  padding: 6px; color: var(--text);
}

/* --- Hero Section --- */
.hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--border-light);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
}
.hero-main .article-card-lg { position: relative; }
.hero-main .card-img {
  width: 100%; aspect-ratio: 16/9; object-fit: cover;
  border-radius: 10px; background: var(--bg-light);
}
.hero-main .card-body { margin-top: 18px; }
.hero-main .card-category {
  display: inline-block; font-size: .75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); margin-bottom: 8px;
}
.hero-main .card-title {
  font-size: 2rem; line-height: 1.2; margin-bottom: 10px;
}
.hero-main .card-title a { color: var(--text); }
.hero-main .card-title a:hover { color: var(--accent); }
.hero-main .card-excerpt {
  color: var(--text-secondary); font-size: .95rem; line-height: 1.6;
}
.hero-main .card-meta {
  margin-top: 10px; font-size: .82rem; color: var(--text-muted);
}

.hero-sidebar { display: flex; flex-direction: column; gap: 20px; }
.hero-sidebar .article-card-sm {
  display: flex; gap: 16px; align-items: flex-start;
}
.hero-sidebar .card-img-sm {
  flex-shrink: 0; width: 120px; aspect-ratio: 4/3;
  object-fit: cover; border-radius: 8px; background: var(--bg-light);
}
.hero-sidebar .card-body-sm { flex: 1; }
.hero-sidebar .card-category {
  font-size: .7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .06em; color: var(--accent); margin-bottom: 4px;
  display: block;
}
.hero-sidebar .card-title-sm {
  font-family: var(--font-display); font-size: 1rem;
  font-weight: 700; line-height: 1.3; margin-bottom: 4px;
}
.hero-sidebar .card-title-sm a { color: var(--text); }
.hero-sidebar .card-title-sm a:hover { color: var(--accent); }
.hero-sidebar .card-meta {
  font-size: .78rem; color: var(--text-muted);
}

/* --- Sections --- */
.section { padding: 48px 0; }
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 28px; border-bottom: 2px solid var(--text);
  padding-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 800;
}
.section-link {
  font-size: .85rem; font-weight: 600; color: var(--accent);
}

/* Trending strip */
.trending-strip {
  background: var(--bg-light); border-bottom: 1px solid var(--border-light);
  padding: 14px 0;
}
.trending-strip .container { display: flex; align-items: center; gap: 20px; }
.trending-label {
  font-size: .78rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--accent);
  white-space: nowrap;
  padding-right: 16px; border-right: 1px solid var(--border);
}
.trending-items { display: flex; gap: 24px; overflow-x: auto; }
.trending-items a {
  font-size: .85rem; color: var(--text-secondary);
  white-space: nowrap; font-weight: 500;
}
.trending-items a:hover { color: var(--accent); }

/* --- Article Cards Grid --- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.article-card {
  border-radius: 10px; overflow: hidden;
  border: 1px solid var(--border-light);
  transition: box-shadow var(--transition), transform var(--transition);
  background: var(--bg);
}
.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.article-card .card-img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover;
  background: var(--bg-light);
}
.article-card .card-body { padding: 18px 20px 20px; }
.article-card .card-category {
  display: inline-block; font-size: .7rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); margin-bottom: 6px;
}
.article-card .card-title {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700; line-height: 1.3;
  margin-bottom: 8px;
}
.article-card .card-title a { color: var(--text); }
.article-card .card-title a:hover { color: var(--accent); }
.article-card .card-excerpt {
  font-size: .88rem; color: var(--text-secondary);
  line-height: 1.55; margin-bottom: 10px;
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
}
.article-card .card-meta {
  font-size: .78rem; color: var(--text-muted);
}
.article-card .read-more {
  display: inline-block; margin-top: 8px;
  font-size: .85rem; font-weight: 600; color: var(--accent);
}
.article-card .read-more:hover { color: var(--accent-dark); }

/* --- Most Read sidebar list --- */
.most-read-list { counter-reset: mr; }
.most-read-item {
  display: flex; gap: 14px; padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
  counter-increment: mr;
}
.most-read-item::before {
  content: counter(mr);
  font-family: var(--font-display); font-size: 1.6rem;
  font-weight: 800; color: var(--border);
  line-height: 1; min-width: 28px;
}
.most-read-item .mr-title {
  font-family: var(--font-display); font-size: .92rem;
  font-weight: 700; line-height: 1.35;
}
.most-read-item .mr-title a { color: var(--text); }
.most-read-item .mr-title a:hover { color: var(--accent); }
.most-read-item .mr-meta { font-size: .75rem; color: var(--text-muted); margin-top: 3px; }

/* --- Newsletter Box --- */
.newsletter-box {
  background: var(--accent-light); border-radius: 10px;
  padding: 28px 24px; text-align: center;
}
.newsletter-box h3 {
  font-size: 1.1rem; margin-bottom: 6px;
}
.newsletter-box p {
  font-size: .88rem; color: var(--text-secondary); margin-bottom: 16px;
}
.newsletter-box .nl-input-wrap {
  display: flex; gap: 8px;
}
.newsletter-box input[type="email"] {
  flex: 1; padding: 10px 14px; border: 1px solid var(--border);
  border-radius: var(--radius); font-size: .88rem;
  font-family: var(--font-body); outline: none;
}
.newsletter-box input[type="email"]:focus { border-color: var(--accent); }
.newsletter-box button {
  padding: 10px 20px; background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius); font-size: .88rem;
  font-weight: 600; cursor: pointer; transition: background var(--transition);
}
.newsletter-box button:hover { background: var(--accent-dark); }

/* --- Article Page Layout --- */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  padding: 40px 0 64px;
}
.article-content { min-width: 0; }
.article-sidebar { position: sticky; top: 88px; align-self: start; }

.article-header { margin-bottom: 32px; }
.article-header .card-category {
  display: inline-block; font-size: .78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--accent); margin-bottom: 10px;
}
.article-header h1 { font-size: 2.4rem; line-height: 1.18; margin-bottom: 14px; }
.article-header .article-subtitle {
  font-size: 1.15rem; color: var(--text-secondary); line-height: 1.5;
  margin-bottom: 16px;
}
.article-header .article-meta {
  font-size: .85rem; color: var(--text-muted);
  display: flex; align-items: center; gap: 16px;
  padding-bottom: 20px; border-bottom: 1px solid var(--border-light);
}
.article-header .article-meta .author-name { font-weight: 600; color: var(--text); }

.article-hero-img {
  width: 100%; aspect-ratio: 2/1; object-fit: cover;
  border-radius: 10px; margin-bottom: 32px; background: var(--bg-light);
}

/* Article body prose */
.article-body h2 {
  margin-top: 36px; margin-bottom: 14px; font-size: 1.55rem;
  padding-top: 12px; border-top: 1px solid var(--border-light);
}
.article-body h3 { margin-top: 28px; margin-bottom: 10px; }
.article-body p { font-size: 1.05rem; line-height: 1.78; color: var(--text); }
.article-body ul, .article-body ol {
  margin: 16px 0; padding-left: 24px;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li {
  font-size: 1.02rem; line-height: 1.7; margin-bottom: 8px;
  color: var(--text);
}
.article-body a { text-decoration: underline; text-underline-offset: 2px; }

/* Callout box */
.callout-box {
  background: var(--bg-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 24px;
  margin: 28px 0;
}
.callout-box h4 {
  font-size: .95rem; font-weight: 700;
  margin-bottom: 6px; color: var(--accent-dark);
}
.callout-box p {
  font-size: .95rem; color: var(--text-secondary);
  margin-bottom: 0;
}

/* Continue reading break */
.continue-reading-break {
  text-align: center; padding: 32px 0; margin: 32px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.continue-reading-break p {
  font-family: var(--font-display);
  font-size: 1rem; color: var(--text-muted);
  font-style: italic;
}

/* Sources */
.sources-section {
  margin-top: 40px; padding-top: 24px;
  border-top: 2px solid var(--border);
}
.sources-section h3 { margin-bottom: 12px; }
.sources-section ul {
  list-style: disc; padding-left: 20px;
}
.sources-section li {
  font-size: .92rem; color: var(--text-secondary);
  margin-bottom: 6px;
}

/* Tags */
.article-tags {
  margin-top: 32px; display: flex; flex-wrap: wrap; gap: 8px;
}
.article-tags .tag {
  display: inline-block; padding: 5px 14px;
  background: var(--bg-light); border-radius: 20px;
  font-size: .8rem; font-weight: 500; color: var(--text-secondary);
}

/* Sidebar widgets */
.sidebar-widget { margin-bottom: 32px; }
.sidebar-widget-title {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 800;
  padding-bottom: 10px; margin-bottom: 12px;
  border-bottom: 2px solid var(--text);
}
.topics-list { display: flex; flex-wrap: wrap; gap: 8px; }
.topics-list a {
  display: inline-block; padding: 6px 14px;
  border: 1px solid var(--border); border-radius: 20px;
  font-size: .82rem; font-weight: 500; color: var(--text-secondary);
  transition: all var(--transition);
}
.topics-list a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

/* --- Category Page --- */
.category-header {
  padding: 48px 0 24px;
  border-bottom: 1px solid var(--border-light);
}
.category-header h1 { font-size: 2.2rem; margin-bottom: 8px; }
.category-header p { color: var(--text-secondary); font-size: 1.05rem; }

.category-grid {
  display: grid; grid-template-columns: 1fr 320px;
  gap: 48px; padding: 40px 0 64px;
}

/* --- Static Pages (About, Contact, Policy) --- */
.page-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border-light);
}
.page-header h1 { font-size: 2.2rem; }

.page-content {
  max-width: 780px; padding: 40px 0 64px;
}
.page-content h2 {
  margin-top: 32px; margin-bottom: 12px;
}
.page-content p {
  font-size: 1.02rem; line-height: 1.75; color: var(--text);
}
.page-content ul {
  list-style: disc; padding-left: 24px; margin: 12px 0;
}
.page-content li {
  font-size: 1rem; line-height: 1.7; margin-bottom: 6px;
}

/* Contact form */
.contact-form { max-width: 560px; margin-top: 8px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: .88rem; font-weight: 600;
  margin-bottom: 6px;
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px;
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: .95rem; font-family: var(--font-body);
  outline: none; transition: border-color var(--transition);
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-submit {
  padding: 12px 32px; background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius); font-size: .95rem;
  font-weight: 600; cursor: pointer; transition: background var(--transition);
}
.form-submit:hover { background: var(--accent-dark); }

/* --- Footer --- */
.site-footer {
  background: var(--text); color: rgba(255,255,255,.7);
  padding: 48px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .logo { color: #fff; font-size: 1.3rem; margin-bottom: 12px; display: inline-block; }
.footer-brand .logo span { color: var(--accent); }
.footer-brand p { font-size: .88rem; line-height: 1.6; max-width: 280px; }
.footer-col h4 {
  color: #fff; font-family: var(--font-body); font-size: .82rem;
  font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  margin-bottom: 16px;
}
.footer-col a {
  display: block; color: rgba(255,255,255,.6);
  font-size: .88rem; margin-bottom: 10px;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  margin-top: 40px; padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: .8rem; text-align: center;
}
.footer-bottom p { margin: 0; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .article-layout, .category-grid { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .hero-grid { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  h1 { font-size: 1.8rem; }
  .hero-main .card-title { font-size: 1.5rem; }
  .article-header h1 { font-size: 1.8rem; }
  .cards-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--bg); flex-direction: column; padding: 24px; gap: 4px; z-index: 99; }
  .main-nav.open { display: flex; }
  .main-nav a { font-size: 1rem; padding: 12px 16px; }
  .nav-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .trending-strip .container { flex-wrap: wrap; }
  .newsletter-box .nl-input-wrap { flex-direction: column; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-sidebar .article-card-sm { flex-direction: column; }
  .hero-sidebar .card-img-sm { width: 100%; }
}