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

:root {
  --accent: #0d9488;
  --accent-light: #e6f7f5;
  --text: #1c1c1c;
  --muted: #6b7280;
  --border: #e5e5e0;
  --bg: #fafaf8;
  --white: #ffffff;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}

/* HEADER */
header {
  background: var(--white);
  border-bottom: 2px solid var(--text);
  padding: 0 32px;
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: Georgia, serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.logo em {
  color: var(--accent);
  font-style: normal;
}
nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav a {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
nav a:hover { color: var(--text); }

/* MASTHEAD */
.masthead {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 52px 32px 48px;
}
.masthead-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
}
.masthead-label {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.masthead h1 {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--text);
}
.masthead-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.masthead-stat {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
}
.masthead-stat strong { color: var(--text); }

/* ARTICLE LIST */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 52px 32px 100px;
}
.section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 36px;
}
.section-header h2 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
}
.section-header::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.article-list { display: flex; flex-direction: column; }

.article-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}
.article-card:hover { opacity: 0.75; }

.article-date {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.78rem;
  color: var(--muted);
  padding-top: 5px;
  text-align: right;
}
.article-date .month { display: block; font-weight: 600; }
.article-date .year { display: block; }

.article-content .tag {
  display: inline-block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 10px;
}
.article-content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 10px;
  color: var(--text);
}
.article-content p {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 10px;
}
.read-more::after { content: "→"; }

/* ARTICLE PAGE */
.article-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 56px 32px 100px;
}
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 40px;
  transition: color 0.2s;
}
.back::before { content: "←"; }
.back:hover { color: var(--text); }

.article-header { margin-bottom: 44px; padding-bottom: 32px; border-bottom: 2px solid var(--text); }
.article-header .tag {
  display: inline-block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 16px;
}
.article-header h1 {
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.3px;
  margin-bottom: 18px;
  color: var(--text);
}
.article-header .meta {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
}

.article-body { font-size: 1.05rem; line-height: 1.85; }
.article-body h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 44px 0 14px;
  color: var(--text);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.article-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 28px 0 10px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.article-body p { margin-bottom: 20px; }
.article-body ul, .article-body ol { margin: 0 0 20px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body strong { color: var(--text); }
.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 14px 20px;
  margin: 28px 0;
  background: var(--accent-light);
  border-radius: 0 6px 6px 0;
  font-style: italic;
  color: #374151;
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}
.article-body a { color: var(--accent); }

/* FOOTER */
footer {
  border-top: 2px solid var(--text);
  background: var(--white);
  text-align: center;
  padding: 36px 24px;
}
footer p {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
}
footer a { color: var(--accent); text-decoration: none; }

@media (max-width: 640px) {
  .masthead-inner { grid-template-columns: 1fr; gap: 24px; }
  .masthead h1 { font-size: 1.9rem; }
  .article-card { grid-template-columns: 1fr; gap: 8px; }
  .article-date { text-align: left; display: flex; gap: 6px; }
  .article-header h1 { font-size: 1.6rem; }
}
:root { --accent: #8b4c56; --accent-light: #f5e8e7; --text: #393039; --muted: #756a70; --border: #d4c6c8; --bg: #f5f0ee; --white: #fffaf7; }
body { font-family: Georgia, "Times New Roman", serif; }
header { background: var(--white); border-bottom: 1px solid var(--border); }
.header-inner, .masthead-inner, .container { max-width: 1260px; }
.logo { font-size: 1.7rem; font-weight: 400; letter-spacing: -.05em; }
.masthead { background: var(--white); border-bottom: 1px solid var(--border); padding: 96px 32px; }
.masthead-inner { grid-template-columns: .7fr 1.3fr; gap: 90px; align-items: start; }
.masthead h1 { font-size: clamp(2.7rem, 5vw, 4.8rem); font-weight: 400; line-height: 1.05; letter-spacing: -.06em; }
.masthead-desc { font-family: Georgia, serif; font-size: 1.2rem; }
.container { padding-top: 56px; }
.section-header h2 { color: var(--accent); }
.article-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; counter-reset: exhibit; }
.article-card { position: relative; display: flex; flex-direction: column; min-height: 380px; padding: 26px; border: 1px solid var(--border); background: var(--white); overflow: hidden; }
.article-card::before { counter-increment: exhibit; content: counter(exhibit, decimal-leading-zero); font-family: Georgia, serif; font-size: 4.5rem; line-height: 1; color: #e2cfd0; }
.article-card:nth-child(6n + 1) { grid-column: span 2; background: #eedddb; }
.article-card:nth-child(6n + 1) h2 { font-size: clamp(2rem, 3vw, 3.2rem); }
.article-card:nth-child(6n + 4) { background: #e8ece8; }
.article-card:hover { opacity: 1; border-color: var(--accent); }
.article-date { display: flex; gap: 5px; text-align: left; padding: 0; margin: 16px 0 10px; }
.article-content { display: flex; flex: 1; flex-direction: column; align-items: flex-start; }
.article-content .tag, .article-header .tag { padding: 0; background: transparent; letter-spacing: .14em; }
.article-content h2 { font-size: 1.55rem; font-weight: 400; letter-spacing: -.04em; }
.article-content p { font-family: Georgia, serif; }
.read-more { margin-top: auto; padding-top: 24px; }
.article-wrap { max-width: 800px; }
.article-header { border-bottom: 1px solid var(--accent); }
.article-header h1 { font-size: clamp(2.2rem, 4vw, 3.5rem); font-weight: 400; letter-spacing: -.04em; }
.article-body { font-size: 1.12rem; }
footer { border-top: 1px solid var(--border); }
@media (max-width: 900px) { .article-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) {
  .masthead-inner, .article-list { grid-template-columns: 1fr; }
  .masthead { padding: 64px 24px; }
  .article-card, .article-card:nth-child(6n + 1) { grid-column: auto; min-height: 0; }
}