/* ---------------------------------------------
   Pepstech — 明朝ベースのエディトリアル・レイアウト
   --------------------------------------------- */

:root {
  --paper:      #f7f5f0;   /* 生成りの紙 */
  --ink:        #1c1a17;   /* 墨 */
  --ink-soft:   #5a554d;
  --ink-faint:  #8f897f;
  --hairline:   #ddd8cd;
  --accent:     #8c3b2e;   /* 弁柄 */
  --measure:    36rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Hiragino Mincho ProN", "Hiragino Mincho Pro",
               "Yu Mincho", YuMincho, "Noto Serif JP",
               "MS PMincho", serif;
  font-size: 16.5px;
  line-height: 2.0;
  letter-spacing: 0.02em;
  font-feature-settings: "palt" 1;
}

.wrap {
  max-width: 62rem;
  margin: 0 auto;
  padding: 0 7vw;
}

@media (min-width: 900px) {
  .wrap { padding: 0 4rem; }
}

/* --- ヘッダ --- */

.masthead {
  border-bottom: 1px solid var(--hairline);
}

.masthead-in {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.6rem;
  padding-bottom: 1.4rem;
  flex-wrap: wrap;
}

.wordmark {
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--ink);
  text-decoration: none;
}

.masthead nav {
  display: flex;
  gap: 1.6rem;
  flex-wrap: wrap;
}

.masthead nav a {
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: border-color .25s, color .25s;
}

.masthead nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* --- 導入 --- */

.opening {
  padding: 7rem 0 6rem;
}

.kicker {
  font-family: "Iowan Old Style", Georgia, serif;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 2.2rem;
}

.lede {
  font-size: clamp(1.9rem, 5.2vw, 3.1rem);
  font-weight: 500;
  line-height: 1.62;
  letter-spacing: 0.01em;
  margin: 0 0 2.4rem;
}

.lede-sub {
  max-width: var(--measure);
  color: var(--ink-soft);
  margin: 0;
  font-size: 1rem;
}

/* --- 罫 --- */

.rule {
  border: 0;
  border-top: 1px solid var(--hairline);
  margin: 0;
}

/* --- セクション --- */

.block {
  padding: 5.5rem 0;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
}

@media (min-width: 860px) {
  .two-col {
    grid-template-columns: 11rem 1fr;
    gap: 3.5rem;
  }
}

.block-title {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
  margin: 0;
  padding-top: 0.5rem;
}

.block-body {
  max-width: var(--measure);
}

.block-body p {
  margin: 0 0 1.7rem;
}

.block-body p:last-of-type { margin-bottom: 0; }

.note-intro {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* --- 記事一覧 --- */

.entries {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
}

.entries li {
  border-bottom: 1px solid var(--hairline);
}

.entries a {
  display: block;
  padding: 1.5rem 0;
  text-decoration: none;
  color: inherit;
  transition: opacity .2s;
}

.entries a:hover { opacity: .62; }

.entry-date {
  display: block;
  font-family: "Iowan Old Style", Georgia, serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin-bottom: 0.4rem;
}

.entry-title {
  display: block;
  font-size: 1.12rem;
  line-height: 1.7;
  margin-bottom: 0.3rem;
}

.entry-excerpt {
  display: block;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.85;
}

/* --- 制作物 --- */

.works {
  margin-top: 2.5rem;
}

.work {
  padding: 2rem 0;
  border-top: 1px solid var(--hairline);
}

.work:last-child {
  border-bottom: 1px solid var(--hairline);
}

.work h3 {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 0.35rem;
}

.work-meta {
  font-family: "Iowan Old Style", Georgia, serif;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin: 0 0 0.9rem !important;
}

.work p {
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.quiet-link {
  display: inline-block;
  margin-top: 0.9rem;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.quiet-link:hover { opacity: .7; }

/* --- 連絡先 --- */

.contacts {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
}

.contacts li {
  display: flex;
  align-items: baseline;
  gap: 1.4rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--hairline);
}

.contacts li:first-child { border-top: 1px solid var(--hairline); }

.ct-label {
  font-family: "Iowan Old Style", Georgia, serif;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  width: 4.5rem;
  flex-shrink: 0;
}

.contacts a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
  font-size: 0.95rem;
  transition: border-color .25s;
}

.contacts a:hover { border-bottom-color: var(--accent); }

/* --- 奥付 --- */

.colophon {
  border-top: 1px solid var(--hairline);
  padding: 2.5rem 0 3.5rem;
}

.colophon p {
  margin: 0;
  font-family: "Iowan Old Style", Georgia, serif;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}

/* --- 夜間 --- */

@media (prefers-color-scheme: dark) {
  :root {
    --paper:     #16150f;
    --ink:       #ece7dc;
    --ink-soft:  #a9a294;
    --ink-faint: #7a7365;
    --hairline:  #322f27;
    --accent:    #c97a63;
  }
}