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

:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-hover: #1c2333;
  --border: #30363d;
  --text: #e6edf3;
  --text-secondary: #8b949e;
  --accent: #58a6ff;
  --accent-dim: #1f6feb;
  --teknoloji: #58a6ff;
  --dunya: #3fb950;
  --turkiye: #f78166;
  --radius: 8px;
  --max-width: 1200px;
}

html { font-size: 16px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 16px; }

/* ─── Header ──────────────────────────────────────── */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

header h1 {
  font-size: 1.3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #a371f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-meta { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.update-badge, .count-badge {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--border);
  color: var(--text-secondary);
}

/* ─── Filters ──────────────────────────────────────── */
.filters {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  flex-wrap: wrap;
  align-items: center;
  position: sticky;
  top: 73px;
  z-index: 99;
  background: var(--bg);
  padding-top: 12px;
  padding-bottom: 12px;
}

.filter-btn {
  background: var(--surface);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.filter-btn:hover { background: var(--surface-hover); color: var(--text); }
.filter-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.search-box {
  flex: 1;
  min-width: 200px;
  margin-left: auto;
}

.search-box input {
  width: 100%;
  padding: 8px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s;
}

.search-box input:focus { border-color: var(--accent); }
.search-box input::placeholder { color: var(--text-secondary); }

/* ─── Category Sections ───────────────────────────── */
.category-section { margin-bottom: 32px; }

.category-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.category-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

.category-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.category-teknoloji { --cat: var(--teknoloji); }
.category-dunya { --cat: var(--dunya); }
.category-turkiye { --cat: var(--turkiye); }
.category-section { border-color: var(--cat); }

.category-dot { background: var(--cat); }
.category-header h2 { color: var(--cat); }

.category-count {
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: var(--border);
  padding: 2px 8px;
  border-radius: 10px;
}

/* ─── News Cards ──────────────────────────────────── */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}

.news-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  transition: all 0.2s;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  background: var(--surface-hover);
  border-color: var(--text-secondary);
  transform: translateY(-1px);
}

.news-source {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.source-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cat, var(--accent));
  flex-shrink: 0;
}

.source-name {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--cat, var(--accent));
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.news-title {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-title a { color: var(--text); }
.news-title a:hover { color: var(--accent); text-decoration: none; }

.news-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.news-meta {
  font-size: 0.7rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.news-time {
  display: flex;
  align-items: center;
  gap: 4px;
}

.news-link {
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all 0.2s;
}

.news-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* ─── Loading ─────────────────────────────────────── */
.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.loading::after {
  content: '';
  display: block;
  width: 32px;
  height: 32px;
  margin: 16px auto;
  border: 3px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Footer ──────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 16px 0;
  margin-top: 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
  gap: 8px;
}

.source-links a { color: var(--text-secondary); }
.source-links a:hover { color: var(--accent); }

/* ─── Error ────────────────────────────────────────── */
.error {
  text-align: center;
  padding: 40px 20px;
  color: #f85149;
}

.error-detail {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

.retry-btn {
  margin-top: 16px;
  padding: 8px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.retry-btn:hover { background: var(--surface-hover); }

/* ─── Empty State ──────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
}

/* ─── Responsive ──────────────────────────────────── */
@media (max-width: 768px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .filters { position: static; top: auto; }
  .filter-btn { padding: 5px 10px; font-size: 0.75rem; }
  .search-box { min-width: 100%; margin-top: 4px; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .widget-bar { flex-direction: column; }
  .widget-weather, .widget-exchange { flex: none; width: 100%; }
}

@media (max-width: 480px) {
  html { font-size: 15px; }
  header h1 { font-size: 1.1rem; }
}

/* ─── Icon Button ──────────────────────────────────── */
.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
  color: var(--text-secondary);
}
.icon-btn:hover { background: var(--surface-hover); color: var(--text); border-color: var(--accent); }
.icon-btn:active { transform: scale(0.9); }
.icon-btn.spinning { animation: spin 0.6s linear infinite; }

/* ─── Widget Bar ───────────────────────────────────── */
.widget-bar {
  display: flex;
  gap: 10px;
  padding: 12px 0;
  flex-wrap: wrap;
}
.widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  transition: all 0.2s;
  cursor: default;
}
.widget:hover { border-color: var(--text-secondary); background: var(--surface-hover); }
.widget-icon { font-size: 1.1rem; }
.widget-label { color: var(--text); }
.widget-weather, .widget-exchange { flex: 1; min-width: 180px; }
.widget-favorites { cursor: pointer; }
.widget-favorites:hover { border-color: #d29922; }
.widget-favorites.has-items .widget-label { color: #d29922; font-weight: 600; }

/* ─── Favorites Panel ──────────────────────────────── */
.favorites-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  padding: 16px;
}
.favorites-panel.hidden { display: none; }
.favorites-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.favorites-header h3 { font-size: 0.95rem; color: #d29922; }
.clear-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}
.clear-btn:hover { border-color: #f85149; color: #f85149; }
.favorites-list { display: flex; flex-direction: column; gap: 8px; }
.fav-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg);
  border-radius: 6px;
  border: 1px solid var(--border);
}
.fav-item a {
  flex: 1;
  font-size: 0.85rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fav-remove {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s;
  flex-shrink: 0;
}
.fav-remove:hover { color: #f85149; background: rgba(248,81,73,0.1); }

/* ─── Bookmark Button ─────────────────────────────── */
.bookmark-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.bookmark-btn:hover { color: #d29922; background: rgba(210,153,34,0.1); }
.bookmark-btn.saved { color: #d29922; }

/* ─── Filter Spacer ────────────────────────────────── */
.filter-spacer { flex: 1; }