* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic", sans-serif;
  background: #f5f5f7; color: #1d1d1f; line-height: 1.6;
}
header {
  background: linear-gradient(135deg, #da251d 0%, #ffcd00 100%);
  color: white; padding: 18px 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  position: sticky; top: 0; z-index: 100;
}
header h1 { font-size: 20px; font-weight: 700; margin-bottom: 2px; }
header .subtitle { font-size: 12px; opacity: 0.95; }
header .meta { font-size: 11px; opacity: 0.85; margin-top: 4px; }
.container { max-width: 900px; margin: 0 auto; padding: 16px; }
.controls {
  background: white; border-radius: 12px; padding: 14px;
  margin-bottom: 12px; box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.search-box { display: flex; gap: 8px; margin-bottom: 12px; }
.search-box input {
  flex: 1; padding: 10px 14px; border: 1px solid #d2d2d7;
  border-radius: 8px; font-size: 14px;
}
.search-box input:focus { outline: none; border-color: #007aff; }
.filter-row {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px;
  align-items: center;
}
.filter-row:last-child { margin-bottom: 0; }
.filter-label { font-size: 11px; color: #86868b; margin-right: 4px; font-weight: 600; min-width: 56px; }
.filter-chip {
  padding: 5px 12px; background: #f5f5f7; border: 1px solid #d2d2d7;
  border-radius: 14px; font-size: 12px; cursor: pointer;
  transition: all 0.15s; user-select: none;
}
.filter-chip:hover { background: #ebebed; }
.filter-chip.active { background: #007aff; color: white; border-color: #007aff; }
.filter-chip.priority {
  background: #fff4e5; border-color: #ffcd00; color: #b8650b; font-weight: 600;
}
.filter-chip.priority.active {
  background: #ff9500; color: white; border-color: #ff9500;
}
.filter-chip.vtype.active[data-value="four_wheel"] {
  background: #34c759; border-color: #34c759;
}
.filter-chip.vtype.active[data-value="two_wheel"] {
  background: #af52de; border-color: #af52de;
}
.stats-bar {
  font-size: 12px; color: #86868b; padding: 8px 4px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
}
.news-list { display: flex; flex-direction: column; gap: 10px; }
.news-card {
  background: white; border-radius: 12px; padding: 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  transition: transform 0.15s, box-shadow 0.15s;
  display: flex; gap: 12px;
}
.news-card.priority {
  border: 2px solid #ff9500;
  box-shadow: 0 2px 8px rgba(255,149,0,0.15);
}
.news-card:hover {
  transform: translateY(-1px); box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}
.news-thumb {
  width: 100px; height: 75px; border-radius: 8px;
  background: #f0f0f0; flex-shrink: 0; object-fit: cover;
}
.news-content { flex: 1; min-width: 0; }
.news-meta {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  margin-bottom: 5px; font-size: 11px; color: #86868b;
}
.source-tag {
  background: #e8f4fd; color: #007aff; padding: 2px 7px;
  border-radius: 4px; font-weight: 600; font-size: 10px;
}
.source-tag.gn {
  background: #f0e8fd; color: #5856d6;
}
.vtype-tag {
  padding: 1px 6px; border-radius: 4px; font-size: 10px; font-weight: 600;
}
.vtype-tag.four_wheel { background: #d1f4d8; color: #1d7a3a; }
.vtype-tag.two_wheel { background: #f0e0fa; color: #6a3a8a; }
.vtype-tag.unknown { background: #f0f0f0; color: #86868b; }
.maker-tag {
  background: #fff4e5; color: #b8650b; padding: 1px 6px;
  border-radius: 4px; font-size: 10px; font-weight: 600;
}
.maker-tag.mitsubishi {
  background: #ff3b30; color: white;
}
.cat-tag {
  background: #e8e8ed; color: #424245; padding: 1px 6px;
  border-radius: 4px; font-size: 10px;
}
.cat-tag.recall {
  background: #ff3b30; color: white; font-weight: 600;
}
.news-title {
  font-size: 14px; font-weight: 600; margin-bottom: 4px;
  color: #1d1d1f; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-summary {
  font-size: 12px; color: #86868b; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-actions {
  display: flex; gap: 12px; margin-top: 8px; flex-wrap: wrap;
}
.action-btn {
  font-size: 11px; color: #007aff; background: none; border: none;
  cursor: pointer; font-weight: 500; padding: 2px 0; text-decoration: none;
}
.action-btn:hover { text-decoration: underline; }
.action-btn.fav-active { color: #ff9500; }
.info-banner {
  background: #fffbeb; border: 1px solid #fde68a; border-radius: 10px;
  padding: 10px 14px; margin-bottom: 12px; font-size: 12px; color: #92400e;
}
.empty {
  text-align: center; padding: 40px 20px; color: #86868b;
  background: white; border-radius: 12px;
}
.memo-area {
  margin-top: 8px; padding: 8px; background: #f9f9f9;
  border-radius: 6px; display: none;
}
.memo-area.visible { display: block; }
.memo-area textarea {
  width: 100%; min-height: 50px; border: 1px solid #d2d2d7;
  border-radius: 6px; padding: 6px 8px; font-size: 12px;
  font-family: inherit; resize: vertical;
}
.memo-area textarea:focus { outline: none; border-color: #007aff; }
.memo-status { font-size: 10px; color: #34c759; margin-top: 3px; }
.load-more {
  display: block; margin: 20px auto; padding: 12px 24px;
  background: white; color: #007aff; border: 1px solid #d2d2d7;
  border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 500;
}
.load-more:hover { background: #f5f5f7; }
@media (max-width: 600px) {
  .news-thumb { width: 75px; height: 56px; }
  .news-card { padding: 10px; gap: 8px; }
  .news-title { font-size: 13px; }
  .news-summary { font-size: 11px; -webkit-line-clamp: 1; }
  .filter-label { min-width: 44px; font-size: 10px; }
}