:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --border: #e0ddd8;
  --text: #2c2c2c;
  --muted: #888;
  --accent: #c0392b;
  --accent-light: #fdecea;
  --original: #1a3a5c;
  --original-light: #eaf1fa;
  --translated: #1a4a2e;
  --translated-light: #eaf5ee;
  --radius: 8px;
  --max-width: 760px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 15px;
  line-height: 1.8;
}

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

a:hover {
  text-decoration: underline;
}

/* ===== Header ===== */
header {
  background: var(--accent);
  color: white;
  padding: 0;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 20px 20px;
}

.site-title {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.05em;
}

.site-title a {
  color: white;
  text-decoration: none;
}

.site-subtitle {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
  margin-top: 4px;
}

nav {
  background: rgba(0,0,0,0.15);
  margin-top: 16px;
}

nav ul {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  list-style: none;
  display: flex;
  gap: 0;
}

nav ul li a {
  display: block;
  padding: 8px 14px;
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  text-decoration: none;
}

nav ul li a:hover {
  background: rgba(255,255,255,0.1);
  text-decoration: none;
}

/* ===== Layout ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 20px;
}

/* ===== Article Card (index) ===== */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  transition: box-shadow 0.15s;
}

.article-card:hover {
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.article-card .meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.article-card .date {
  font-size: 12px;
  color: var(--muted);
}

.article-card h2 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.article-card h2 a {
  color: var(--text);
}

.article-card h2 a:hover {
  color: var(--accent);
  text-decoration: none;
}

.article-card .excerpt {
  font-size: 14px;
  color: #555;
  line-height: 1.7;
}

.article-card .read-more {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
}

/* ===== Tag ===== */
.tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
  text-decoration: none;
  letter-spacing: 0.03em;
}

.tag:hover {
  background: var(--accent);
  color: white;
  text-decoration: none;
}

/* ===== Article Page ===== */
.article-header {
  margin-bottom: 28px;
}

.article-header .meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.article-header .date {
  font-size: 13px;
  color: var(--muted);
}

.article-header h1 {
  font-size: 24px;
  font-weight: 900;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

.article-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 28px;
}

.article-body p {
  margin-bottom: 16px;
  line-height: 1.85;
}

.article-body h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 28px 0 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--border);
}

/* ===== Comparison Box ===== */
.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 20px 0;
}

@media (max-width: 560px) {
  .comparison {
    grid-template-columns: 1fr;
  }
}

.comparison-box {
  border-radius: var(--radius);
  padding: 16px 18px;
}

.comparison-box.original {
  background: var(--original-light);
  border: 1px solid #b8d0e8;
}

.comparison-box.translated {
  background: var(--translated-light);
  border: 1px solid #a8d5b8;
}

.comparison-box .label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.comparison-box.original .label {
  color: var(--original);
}

.comparison-box.translated .label {
  color: var(--translated);
}

.comparison-box .lang {
  font-size: 10px;
  color: var(--muted);
  margin-left: 6px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

.comparison-box .text {
  font-size: 15px;
  line-height: 1.7;
}

/* ===== Verdict ===== */
.verdict {
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 14px 18px;
  margin: 20px 0;
  font-size: 14px;
}

.verdict .verdict-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

/* ===== Footer ===== */
footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 28px 20px;
  font-size: 13px;
  color: var(--muted);
  margin-top: 40px;
}