:root {
  --bg: #0f1218;
  --panel: #161b24;
  --panel-2: #1e2430;
  --text: #e8edf5;
  --muted: #98a3b8;
  --accent: #5aa7ff;
  --border: #2a3242;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
body[data-theme="light"] {
  --bg: #f4f7fb;
  --panel: #ffffff;
  --panel-2: #f8fbff;
  --text: #182231;
  --muted: #5d6f86;
  --accent: #2f7de1;
  --border: #d3deed;
}
a { color: inherit; text-decoration: none; }
.container { width: min(1160px, 94vw); margin: 0 auto; }
.site-main {
  padding: 20px 0 32px;
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.site-content { min-width: 0; }
.content-top-banner {
  margin-top: 0;
  margin-bottom: 14px;
}
.header-row {
  display: grid;
  grid-template-columns: auto minmax(260px, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
}
.site-brand { font-size: 1.35rem; font-weight: 700; color: var(--text); }
.search-form { display: flex; gap: 8px; }
.search-form input {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 10px;
  min-width: 240px;
}
.search-form button {
  border-radius: 8px;
  border: 0;
  padding: 8px 12px;
  cursor: pointer;
  background: var(--accent);
  color: #08162a;
  font-weight: 600;
}
.prefs-controls { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.pref-label { color: var(--muted); font-size: 0.78rem; }
.pref-chip {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 0.74rem;
}
.pref-chip.active { color: var(--text); border-color: var(--accent); }
.telegram-link {
  border-color: var(--accent);
  color: var(--text);
}
.top-nav { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--panel); }
.nav-row { display: flex; flex-wrap: wrap; gap: 10px; padding: 10px 0; }
.nav-row a { color: var(--muted); font-size: 0.95rem; }
.nav-row a:hover { color: var(--text); }

.categories-sidebar {
  position: sticky;
  top: 12px;
}
.categories-sidebar h3 {
  margin-bottom: 8px;
  font-size: 0.95rem;
}
.categories-mobile-toggle {
  display: none;
}
.categories-mobile-toggle summary {
  list-style: none;
}
.categories-mobile-toggle summary::-webkit-details-marker {
  display: none;
}
.categories-mobile-toggle summary::after {
  content: "▾";
  font-size: 0.75rem;
  color: var(--muted);
}
.categories-nav {
  display: grid;
  gap: 6px;
}
.categories-nav a {
  color: var(--muted);
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  background: var(--panel);
}
.categories-nav a:hover {
  color: var(--text);
  border-color: var(--accent);
}
.categories-nav a.active {
  color: var(--text);
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent);
}
.categories-nav {
  max-height: calc(100vh - 170px);
  overflow-y: auto;
  padding-right: 4px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 16px;
}
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}
.card h1, .card h2, .card h3 { margin-top: 0; }
.meta { color: var(--muted); font-size: 0.88rem; }
.badge {
  display: inline-block;
  font-size: 0.75rem;
  color: #beddff;
  background: #113257;
  border: 1px solid #1d4f86;
  border-radius: 999px;
  padding: 2px 8px;
}
.article-list { display: grid; gap: 12px; }
.category-home-section {
  padding: 12px;
}
.category-home-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.category-home-head h2 {
  margin: 0;
  font-size: 1.15rem;
}
.more-link {
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.78rem;
  white-space: nowrap;
}
.more-link:hover {
  color: var(--text);
  border-color: var(--accent);
}
.category-home-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.article-card h2 { margin: 4px 0 8px; font-size: 1.15rem; }
.article-card p { margin: 0; color: #ccd7e7; }
body[data-theme="light"] .article-card p { color: #2f3a4a; }
.article-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 10px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 12px;
}
.hero-main h2 { font-size: 1.45rem; margin: 8px 0; }
.hero-main .article-image {
  height: 260px;
  margin-bottom: 12px;
}
.sidebar-block { display: grid; gap: 10px; }
.topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.topic-chip {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--panel);
}
.pagination { display: flex; gap: 8px; align-items: center; margin-top: 14px; flex-wrap: wrap; }
.pagination a, .pagination span {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  padding: 6px 9px;
}
.ad-wrap { margin: 12px 0; }
.ad-slot {
  border: 1px dashed #325577;
  border-radius: 10px;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #86a5c9;
  background: #121b28;
  text-align: center;
}
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 24px;
  padding: 20px 0 34px;
  color: var(--muted);
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 10px;
  font-size: 0.88rem;
}
.footer-links a {
  color: var(--muted);
}
.footer-links a:hover {
  color: var(--text);
}

.empty-state {
  color: var(--muted);
  padding: 10px 2px;
}

@media (max-width: 980px) {
  .header-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .site-brand {
    font-size: 1.2rem;
  }
  .search-form {
    width: 100%;
  }
  .search-form button {
    flex: 0 0 auto;
  }
  .search-form input {
    min-width: 0;
    width: 100%;
  }
  .prefs-controls {
    gap: 5px;
  }
  .pref-label {
    width: 100%;
    margin-bottom: 2px;
  }
  .pref-chip {
    font-size: 0.72rem;
    padding: 4px 8px;
  }
  .site-main {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .categories-sidebar {
    position: static;
    padding: 10px;
  }
  .categories-title-desktop {
    display: none;
  }
  .categories-mobile-toggle {
    display: block;
    margin-bottom: 8px;
  }
  .categories-mobile-toggle summary {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px 10px;
    color: var(--text);
    background: var(--panel);
    font-weight: 600;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
  }
  .categories-mobile-toggle[open] summary::after {
    transform: rotate(180deg);
  }
  .categories-nav {
    display: none;
    max-height: none;
    padding: 2px 0 0;
  }
  .categories-mobile-toggle[open] + .categories-nav {
    display: grid;
    gap: 8px;
  }
  .categories-nav a {
    white-space: normal;
    flex: none;
    padding: 8px 10px;
  }
  .article-image {
    height: 160px;
  }
  .hero-main .article-image {
    height: 200px;
  }
  .layout { grid-template-columns: 1fr; }
  .hero-grid { grid-template-columns: 1fr; }
  .category-home-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .card {
    border-radius: 10px;
    padding: 12px;
  }
  .article-card h2 {
    font-size: 1.02rem;
    line-height: 1.35;
  }
  .article-card p {
    font-size: 0.92rem;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(1160px, 96vw);
  }
  .header-row {
    padding: 10px 0;
    gap: 8px;
  }
  .search-form {
    gap: 6px;
  }
  .search-form input {
    padding: 7px 9px;
  }
  .search-form button {
    padding: 7px 10px;
    font-size: 0.84rem;
  }
  .top-nav .nav-row {
    gap: 8px;
    padding: 8px 0;
  }
  .top-nav .nav-row a {
    font-size: 0.9rem;
  }
  .article-image {
    height: 136px;
  }
  .meta {
    font-size: 0.82rem;
  }
  .badge {
    font-size: 0.7rem;
  }
}