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

:root {
  --primary: #E85D04;
  --secondary: #2EC4B6;
  --accent: #FFE14D;
  --dark: #1a1a2e;
  --text: #2d2d2d;
  --bg: #FFFBF0;
  --card-bg: #fff;
  --shadow: 0 4px 24px rgba(0,0,0,0.10);
}

body {
  font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic Pro', 'Meiryo', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
}

/* ===== Header ===== */
.site-header {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 60%, #0f3460 100%);
  color: white;
  text-align: center;
  padding: 3.5rem 1rem 3rem;
  position: relative;
  overflow: hidden;
}

.site-header::before {
  content: '';
  position: absolute;
  top: -60%;
  left: -30%;
  width: 160%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(46,196,182,0.12) 0%, transparent 65%);
  pointer-events: none;
}

.site-header h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  position: relative;
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.site-header .tagline {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  color: var(--accent);
  margin-top: 0.6rem;
  position: relative;
  letter-spacing: 0.04em;
}

.site-header .subtitle {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  margin-top: 0.4rem;
  position: relative;
}

/* ===== Nav ===== */
.site-nav {
  background: var(--primary);
  padding: 0.7rem 2rem;
  display: flex;
  gap: 0.3rem;
  align-items: center;
  flex-wrap: wrap;
  box-shadow: 0 2px 8px rgba(232,93,4,0.3);
}

.site-nav a {
  color: white;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  transition: background 0.2s;
}

.site-nav a:hover {
  background: rgba(255,255,255,0.2);
}

/* ===== Main ===== */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.page-intro {
  text-align: center;
  padding: 0rem 0 1rem;
}

.page-intro h2 {
  font-size: 1.6rem;
  color: var(--dark);
  font-weight: 900;
  margin-bottom: 0.4rem;
}

.page-intro p {
  color: #777;
  font-size: 0.95rem;
}

.disclaimer {
  background: #FFF4E5;
  border: 1.5px solid #FFD49A;
  border-radius: 10px;
  padding: 0.9rem 1.4rem;
  margin: 1.5rem 0;
  font-size: 0.82rem;
  color: #7A5A2A;
  line-height: 1.6;
}

/* ===== Article Grid ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

/* ===== Card ===== */
.article-card {
  background: var(--card-bg);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s cubic-bezier(.25,.8,.25,1), box-shadow 0.3s;
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.15);
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}

.card-image svg {
  width: 100%;
  height: 100%;
}

.card-body {
  padding: 1.4rem 1.4rem 0.8rem;
  flex: 1;
}

.card-meta {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.7rem;
  flex-wrap: wrap;
}

.flag { font-size: 1.3rem; }

.country-badge {
  background: var(--secondary);
  color: white;
  padding: 0.2rem 0.8rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.date-badge {
  color: #aaa;
  font-size: 0.8rem;
  margin-left: auto;
}

.tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}

.tag {
  padding: 0.12rem 0.55rem;
  border-radius: 10px;
  font-size: 0.73rem;
  font-weight: 700;
}

.tag.politics { background: #FFF3CD; color: #856404; }
.tag.crime    { background: #FFE0E0; color: #842029; }
.tag.culture  { background: #D4EDDA; color: #155724; }
.tag.animals  { background: #CCE5FF; color: #004085; }
.tag.food     { background: #FFE0B2; color: #7A4A00; }

.card-title {
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.45;
  margin-bottom: 0.7rem;
  color: var(--dark);
}

.card-excerpt {
  font-size: 0.88rem;
  color: #666;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  padding: 0.9rem 1.4rem;
  border-top: 1px solid #F0EDE6;
  display: flex;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.read-more {
  color: var(--primary);
  text-decoration: none;
  font-weight: 800;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.2s;
  letter-spacing: 0.02em;
}

.read-more:hover { gap: 0.7rem; }

/* ===== Article Page ===== */
.article-header {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 60%, #0f3460 100%);
  color: white;
  text-align: center;
}

.article-flag { font-size: 4rem; display: block; margin-bottom: 1rem; }

.article-location {
  background: var(--secondary);
  color: white;
  display: inline-block;
  padding: 0.3rem 1.1rem;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.article-date {
  color: var(--accent);
  font-size: 0.88rem;
  display: block;
  margin-bottom: 1.5rem;
  letter-spacing: 0.04em;
}

.article-title {
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  font-weight: 900;
  line-height: 1.35;
  max-width: 780px;
  margin: 0 auto;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

/* ===== Article Body ===== */
.article-body {
  max-width: 780px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
  transition: gap 0.2s;
}

.back-link:hover { gap: 0.8rem; }

.article-illustration {
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  margin-bottom: 2.5rem;
  background: #f5f5f5;
}

.article-illustration svg {
  display: block;
  width: 100%;
}

.article-source-box {
  background: #F8F4E8;
  border-left: 5px solid var(--primary);
  padding: 1rem 1.5rem;
  border-radius: 0 10px 10px 0;
  margin-bottom: 2.5rem;
  font-size: 0.85rem;
  color: #555;
  line-height: 1.7;
}

.article-source-box strong { color: var(--dark); }
.article-source-box a { color: var(--primary); word-break: break-all; }

.article-text {
  font-size: 1.05rem;
  line-height: 2;
  color: #333;
}

.article-text p { margin-bottom: 1.5rem; }

.article-text .lead {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  border-left: 4px solid var(--secondary);
  padding-left: 1rem;
  margin-bottom: 1.8rem;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,0.55);
  text-align: center;
  padding: 2.5rem 1rem;
  font-size: 0.82rem;
  line-height: 1.9;
}

.site-footer a { color: var(--accent); }

/* ===== Filter UI ===== */
.filter-section {
  margin: 1.5rem 0 0;
}

.filter-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 0.7rem;
}

.filter-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: #999;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  min-width: 4rem;
  flex-shrink: 0;
}

.filter-btn {
  background: #f3f0e8;
  border: 1.5px solid #e0dbd0;
  color: #555;
  padding: 0.28rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s, transform 0.12s;
  letter-spacing: 0.02em;
}

.filter-btn:hover {
  background: #fffbf0;
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.filter-btn[data-region].active { background: var(--secondary); border-color: var(--secondary); }

.filter-divider {
  height: 1px;
  background: #e8e4d8;
  margin: 0.7rem 0;
}

.filter-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.article-count {
  font-size: 0.82rem;
  color: #999;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.article-count strong {
  color: var(--primary);
  font-size: 1rem;
}

.filter-reset {
  background: none;
  border: none;
  color: #bbb;
  font-size: 0.78rem;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  transition: color 0.18s;
}

.filter-reset:hover { color: var(--primary); }

.no-results {
  text-align: center;
  padding: 4rem 1rem;
  color: #aaa;
  font-size: 1rem;
  display: none;
}

.no-results .no-results-emoji {
  font-size: 3rem;
  display: block;
  margin-bottom: 0.8rem;
}

/* Card hidden state for filtering */
.article-card.hidden {
  display: none;
}

/* ===== サムネイルプレースホルダー（IO遅延挿入待ち） ===== */
.card-image.thumb-loading {
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 50%, #f5f5f5 100%);
  background-size: 200% 200%;
  animation: shimmer 1.6s ease-in-out infinite;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.thumb-flag {
  font-size: 3.5rem;
  line-height: 1;
  opacity: 0.6;
  user-select: none;
}

/* ===== もっと見るボタン ===== */
#load-more-area {
  display: flex;
  justify-content: center;
  padding: 2rem 1rem 1rem;
}

.load-more-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 2rem;
  padding: 0.8rem 2.8rem;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.03em;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(232, 93, 4, 0.30);
}

.load-more-btn:hover {
  background: #c74f03;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 93, 4, 0.40);
}

.load-more-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(232, 93, 4, 0.25);
}

/* ===== Responsive ===== */
@media (max-width: 700px) {
  .article-grid { grid-template-columns: 1fr; }
  .article-title { font-size: 1.3rem; }
  .site-nav { gap: 0.2rem; }
  .filter-label { min-width: 3rem; }
}