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

body {
  font-family: "Segoe UI", "Noto Sans SC", "PingFang SC", system-ui, sans-serif;
  background: #f4f6f9;
  color: #1a1a2e;
}

/* ── Header ─────────────────────────────────────────── */
header {
  background: #16213e;
  color: #fff;
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.35);
}
.header-inner { max-width: 1400px; margin: 0 auto; position: relative; }
header h1 { font-size: 1.4rem; margin-bottom: 10px; }
.admin-link {
  position: absolute;
  top: 0;
  right: 0;
  color: rgba(255,255,255,.75);
  font-size: .82rem;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.3);
  padding: 4px 10px;
  border-radius: 6px;
}
.admin-link:hover { color: #fff; border-color: #e94560; }

#tags-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-btn {
  background: transparent;
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  border-radius: 20px;
  padding: 4px 14px;
  cursor: pointer;
  font-size: .82rem;
  transition: background .2s, border-color .2s;
}
.tag-btn:hover, .tag-btn.active {
  background: #0f3460;
  border-color: #e94560;
}

/* ── Layout ──────────────────────────────────────────── */
main {
  max-width: 1400px;
  margin: 24px auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
}
@media (max-width: 768px) {
  main { grid-template-columns: 1fr; }
  #sidebar { display: none; }
}

/* ── Sidebar ─────────────────────────────────────────── */
#sidebar section {
  background: #fff;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}
#sidebar h3 { font-size: .9rem; color: #555; margin-bottom: 10px; text-transform: uppercase; letter-spacing: .05em; }
#sidebar ul { list-style: none; }
#sidebar li { padding: 5px 0; font-size: .88rem; }
#sidebar li a {
  color: #0f3460;
  text-decoration: none;
  cursor: pointer;
}
#sidebar li a:hover { text-decoration: underline; }
#sidebar li a.active { font-weight: 700; color: #e94560; }

/* ── Filters ─────────────────────────────────────────── */
#filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 16px;
}
.lang-select {
  display: flex;
  align-items: center;
  gap: 6px;
}
.lang-label { font-size: .88rem; color: #555; }
.lang-select select {
  padding: 6px 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: .88rem;
  cursor: pointer;
  background: #fff;
}
#search-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: .9rem;
}
#filters button {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: .88rem;
}
#search-btn { background: #0f3460; color: #fff; }
#reset-btn  { background: #e0e0e0; color: #333; }

/* ── News cards ───────────────────────────────────────── */
#news-list { display: flex; flex-direction: column; gap: 12px; }

.news-card {
  background: #fff;
  border-radius: 10px;
  padding: 16px 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
  transition: box-shadow .2s;
}
.news-card:hover { box-shadow: 0 4px 14px rgba(0,0,0,.12); }

.news-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  font-size: .78rem;
  color: #888;
}
.news-card-meta .agency { font-weight: 600; color: #0f3460; }
.news-card-meta .date   { margin-left: auto; }

.news-card h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}
.news-card h2 a { color: #1a1a2e; text-decoration: none; }
.news-card h2 a:hover { color: #e94560; }

.news-summary {
  font-size: .9rem;
  line-height: 1.45;
  color: #555;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  background: #eef2ff;
  color: #3b4fd8;
  border-radius: 12px;
  padding: 2px 10px;
  font-size: .75rem;
  font-weight: 500;
}
.badge.translated {
  background: #e8f5e9;
  color: #2e7d32;
  font-weight: 700;
  letter-spacing: .04em;
}
.badge.science {
  background: #e3f2fd;
  color: #1565c0;
  font-weight: 700;
  letter-spacing: .04em;
}
.news-card.is-translated {
  border-left: 3px solid #66bb6a;
}
.news-card.is-science {
  border-left: 3px solid #42a5f5;
}
.news-card.is-translated.is-science {
  border-image: linear-gradient(#66bb6a, #42a5f5) 1;
}

/* ── Pagination ───────────────────────────────────────── */
#pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}
.page-btn {
  width: 36px; height: 36px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  font-size: .88rem;
}
.page-btn.active { background: #0f3460; color: #fff; border-color: #0f3460; }
.page-btn:hover:not(.active) { background: #f0f0f0; }

/* ── Empty / loading ─────────────────────────────────── */
.msg { text-align: center; padding: 40px; color: #888; font-size: .95rem; }