/* ============================================
   Article page styles — extends styles.css
   ============================================ */

/* Article-specific layout */
.article-page { padding-bottom: 80px; }

/* Breadcrumb / kicker */
.kicker {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  padding: 18px 0 16px;
  border-bottom: 1px solid var(--ink-mute);
}
.kicker .arrow { color: var(--vermilion); }
.kicker a:hover { color: var(--ink); }

/* Hero photo of the article */
.art-hero {
  position: relative;
  margin-top: 28px;
  border: 2px solid var(--ink);
}
.art-hero-img {
  display: block;
  width: 100%;
  height: min(460px, 56vw);
  object-fit: cover;
}
.art-hero .caption {
  position: absolute;
  bottom: 16px; left: 16px;
  background: rgba(241, 232, 212, 0.92);
  padding: 8px 14px;
  border: 0.5px solid var(--ink);
  font-family: var(--mincho);
  font-size: 12px;
  color: var(--ink);
  max-width: 60%;
  line-height: 1.6;
}
.art-hero .caption .num {
  font-family: var(--mono);
  color: var(--vermilion);
  font-weight: 700;
  margin-right: 8px;
  letter-spacing: 0.1em;
}

/* Article title block — magazine-style */
.art-title-block {
  margin: 36px 0 20px;
  display: grid;
  grid-template-columns: 80px 1fr 200px;
  gap: 28px;
  align-items: start;
}
.art-title-block .num-block {
  font-family: var(--display);
  font-size: 88px;
  line-height: 0.85;
  color: var(--vermilion);
  letter-spacing: -0.02em;
}
.art-title-block .num-block small {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.18em;
  margin-top: 10px;
}
.art-title-block .title-main h1 {
  font-family: var(--mincho);
  font-size: 44px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.01em;
}
.art-title-block .title-row {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.art-title-block .title-row h1 {
  flex: 1;
  min-width: 0;
}
.art-title-block .title-page-num {
  flex: 0 0 auto;
  min-width: 72px;
  padding: 8px 10px 9px;
  border: 1px solid var(--ink);
  border-top: 4px solid var(--vermilion);
  color: var(--vermilion);
  font-family: var(--display);
  font-size: 30px;
  line-height: 1;
  text-align: center;
  box-shadow: 3px 3px 0 var(--paper-shadow);
}
.art-title-block .title-page-num span {
  display: block;
  margin-bottom: 4px;
  color: var(--ink-mute);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
}
.art-title-block .title-main .subtitle {
  font-family: var(--mincho);
  font-size: 18px;
  color: var(--ink-mute);
  margin-top: 14px;
  line-height: 1.7;
}
.art-title-block .title-main .yomi {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.18em;
  margin-bottom: 14px;
  display: block;
}
.art-title-block .meta-block {
  border-left: 1px solid var(--ink);
  padding-left: 18px;
  font-family: var(--mincho);
  font-size: 13px;
  line-height: 1.9;
}
.art-title-block .meta-block dt {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-mute);
  letter-spacing: 0.2em;
  margin-top: 8px;
  text-transform: uppercase;
}
.art-title-block .meta-block dt:first-child { margin-top: 0; }
.art-title-block .meta-block dd {
  margin: 2px 0 0; color: var(--ink);
}

/* Lead paragraph — drop cap */
.lead {
  font-family: var(--mincho);
  font-size: 19px;
  line-height: 2.1;
  color: var(--ink);
  margin: 30px 0 40px;
  padding: 28px 32px;
  background: rgba(232, 220, 192, 0.4);
  border-top: 4px double var(--ink);
  border-bottom: 4px double var(--ink);
  position: relative;
}
.lead::first-letter {
  font-family: var(--display);
  font-size: 64px;
  float: left;
  line-height: 0.9;
  margin: 6px 12px 0 0;
  color: var(--vermilion);
}
.lead-tag {
  position: absolute;
  top: -12px; left: 24px;
  background: var(--ink); color: var(--paper);
  padding: 3px 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
}

/* Body text — two columns for the long form */
.body-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 56px;
  align-items: start;
}

.body-text {
  font-family: var(--mincho);
  font-size: 16px;
  line-height: 2.05;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.body-text > * + * { margin-top: 22px; }
.body-text h2 {
  font-family: var(--mincho);
  font-size: 26px;
  font-weight: 700;
  margin-top: 48px;
  padding: 14px 0 12px;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  position: relative;
  letter-spacing: 0.02em;
}
.body-text h2 .ord {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--vermilion);
  letter-spacing: 0.2em;
  display: block;
  margin-bottom: 6px;
  font-weight: 400;
}
.body-text p { margin: 0; }
.body-text .pullquote {
  font-family: var(--mincho);
  font-size: 28px;
  line-height: 1.7;
  font-weight: 700;
  text-align: center;
  padding: 32px 20px;
  margin: 36px 0;
  border-top: 4px double var(--ink);
  border-bottom: 4px double var(--ink);
  position: relative;
  color: var(--ink);
}
.body-text .pullquote::before, .body-text .pullquote::after {
  content: "";
  position: absolute;
  width: 40px; height: 2px;
  background: var(--vermilion);
  left: 50%; transform: translateX(-50%);
}
.body-text .pullquote::before { top: -2px; }
.body-text .pullquote::after { bottom: -2px; }

/* Inline figure */
.inline-fig {
  margin: 36px 0;
  border: 1px solid var(--ink);
}
.inline-fig-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}
.inline-fig .cap {
  padding: 10px 14px;
  border-top: 1px solid var(--ink);
  background: var(--paper);
  font-family: var(--mincho);
  font-size: 12px;
  color: var(--ink-soft);
  display: flex;
  gap: 12px;
}
.inline-fig .cap .label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--vermilion);
  letter-spacing: 0.15em;
  font-weight: 700;
  white-space: nowrap;
}

/* Side rail (sticky) */
.side-rail {
  position: sticky;
  top: 20px;
  font-family: var(--mincho);
}
.rail-card {
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 18px 18px 20px;
  margin-bottom: 22px;
  position: relative;
}
.rail-card .rail-tab {
  position: absolute;
  top: -10px; left: 14px;
  background: var(--paper);
  padding: 0 8px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
}
.rail-card.gourmet { border-color: var(--mustard); border-width: 2px; }
.rail-card.gourmet .rail-tab { color: var(--mustard); font-weight: 700; }
.rail-card.tale { border-color: var(--indigo); border-width: 2px; }
.rail-card.tale .rail-tab { color: var(--indigo); font-weight: 700; }

.rail-card h4 {
  font-family: var(--mincho);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}
.rail-card p {
  font-size: 12px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* Gourmet info box */
.gourmet-box {
  background: var(--paper);
  border: 2px solid var(--mustard);
  margin: 40px 0;
}
.gourmet-box .gb-head {
  background: var(--mustard);
  color: var(--ink);
  padding: 10px 18px;
  font-family: var(--gothic);
  font-weight: 700;
  font-size: 14px;
  display: flex; justify-content: space-between; align-items: center;
}
.gourmet-box .gb-head .en {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  font-weight: 400;
  opacity: 0.75;
}
.gourmet-box .gb-body {
  display: grid; grid-template-columns: 200px 1fr;
}
.gourmet-box .gb-body .ph { min-height: 180px; }
.gourmet-box .gb-info {
  padding: 18px 22px;
}
.gourmet-box .gb-info h5 {
  font-family: var(--mincho);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}
.gourmet-box .gb-info p {
  font-family: var(--mincho);
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.gourmet-box dl {
  display: grid; grid-template-columns: 80px 1fr;
  font-family: var(--mincho);
  font-size: 12px;
  margin: 14px 0 0;
  gap: 4px 12px;
  border-top: 1px dashed var(--ink-mute);
  padding-top: 12px;
}
.gourmet-box dt { color: var(--ink-mute); font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; padding-top: 2px; }
.gourmet-box dd { margin: 0; }

/* Tale (逸話) box */
.tale-box {
  background: var(--paper);
  border: 2px solid var(--indigo);
  padding: 24px 28px;
  margin: 40px 0;
  position: relative;
}
.tale-box::before {
  content: "";
  position: absolute; inset: 6px;
  border: 1px solid var(--indigo);
  pointer-events: none;
  opacity: 0.4;
}
.tale-box .tb-head {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 14px;
  position: relative;
}
.tale-box .tb-head .label {
  background: var(--indigo); color: var(--paper);
  padding: 4px 12px;
  font-family: var(--gothic);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.tale-box .tb-head h5 {
  font-family: var(--mincho);
  font-size: 20px;
  font-weight: 700;
}
.tale-box p {
  font-family: var(--mincho);
  font-size: 14px;
  line-height: 2;
  color: var(--ink-soft);
  position: relative;
}
.tale-box .src {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  padding-top: 10px;
  border-top: 1px dashed var(--indigo);
  position: relative;
}

/* TOC */
.toc {
  font-family: var(--mincho);
}
.toc .toc-item {
  display: flex; align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px dotted var(--ink-mute);
  font-size: 12px;
  cursor: pointer;
  transition: color 0.2s;
}
.toc .toc-item:last-child { border-bottom: 0; }
.toc .toc-item:hover, .toc .toc-item.active { color: var(--vermilion); }
.toc .toc-item.active { font-weight: 700; }
.toc .toc-num {
  font-family: var(--mono);
  color: var(--vermilion);
  margin-right: 10px;
  font-size: 10px;
  letter-spacing: 0.15em;
}
.toc .toc-dot { flex: 1; border-bottom: 1px dotted var(--ink-mute); margin: 0 6px 4px; }

/* Author card */
.author-card {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 18px;
  padding: 22px;
  margin-top: 60px;
  border-top: 4px double var(--ink);
  border-bottom: 1px solid var(--ink);
  background: rgba(232, 220, 192, 0.3);
}
.author-card .avatar {
  width: 100px; height: 100px;
  border: 1.5px solid var(--ink);
  background: var(--paper-deep);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display);
  font-size: 36px;
  color: var(--vermilion);
}
.author-card .portrait-avatar {
  display: block;
  object-fit: cover;
  object-position: center;
  padding: 0;
}
.author-card .author-avatar-link {
  display: block;
  width: 100px;
  height: 100px;
  color: inherit;
  text-decoration: none;
}
.author-card .author-name-link {
  color: inherit;
  text-decoration: none;
}
.author-card .author-avatar-link:hover .portrait-avatar,
.author-card .author-avatar-link:focus-visible .portrait-avatar {
  border-color: var(--vermilion);
}
.author-card .author-name-link:hover,
.author-card .author-name-link:focus-visible {
  color: var(--vermilion);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.author-card h5 {
  font-family: var(--mincho);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}
.author-card .label {
  font-family: var(--mono);
  font-size: 9px;
  color: var(--ink-mute);
  letter-spacing: 0.2em;
}
.author-card p {
  font-family: var(--mincho);
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-top: 10px;
}

/* Reading progress */
.reading-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: rgba(0,0,0,0.05);
  z-index: 1000;
}
.reading-bar > div {
  height: 100%;
  background: var(--vermilion);
  width: 0%;
  transition: width 0.1s linear;
}

/* Itinerary list */
.itinerary {
  font-family: var(--mincho);
  font-size: 13px;
  line-height: 1.7;
}
.itinerary .day {
  display: grid;
  grid-template-columns: 60px 1fr;
  padding: 10px 0;
  border-bottom: 1px dotted var(--ink-mute);
  gap: 10px;
}
.itinerary .day:last-child { border-bottom: 0; }
.itinerary .day-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--vermilion);
  font-weight: 700;
  letter-spacing: 0.12em;
  padding-top: 2px;
}
.itinerary .day-route {
  color: var(--ink);
}
.itinerary .day-route small {
  display: block;
  color: var(--ink-mute);
  font-size: 11px;
  margin-top: 2px;
}

/* Comments */
.comments {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--ink-mute);
}
.comment {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--paper-shadow);
}
.comment .c-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--paper-deep);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mincho);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
  border: 1px solid var(--ink-mute);
}
.comment .c-head {
  display: flex; gap: 12px; align-items: baseline;
  margin-bottom: 6px;
}
.comment .c-name { font-family: var(--mincho); font-weight: 700; font-size: 14px; }
.comment .c-meta { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); letter-spacing: 0.1em; }
.comment .c-body { font-family: var(--mincho); font-size: 13px; line-height: 1.85; color: var(--ink-soft); }

/* Related articles */
.related-section {
  margin-top: 70px;
  padding-top: 40px;
  border-top: 4px double var(--ink);
}

/* Floating index button */
.float-toc {
  position: fixed;
  left: 24px; top: 50%;
  transform: translateY(-50%);
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 14px 12px;
  font-family: var(--mincho);
  font-size: 11px;
  writing-mode: vertical-rl;
  letter-spacing: 0.15em;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--paper-shadow);
  z-index: 50;
  display: none;
}
.float-toc:hover {
  color: var(--vermilion);
  border-color: var(--vermilion);
}
.toc-drawer {
  position: fixed;
  inset: 0;
  z-index: 1200;
}
.toc-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(28, 24, 20, 0.32);
}
.toc-drawer-panel {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: min(360px, calc(100vw - 48px));
  max-height: min(680px, calc(100vh - 48px));
  overflow: auto;
  background: var(--paper);
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 rgba(28, 24, 20, 0.18);
  padding: 22px;
}
.toc-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.18em;
}
.toc-drawer-head button {
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: 5px 10px;
  font-family: var(--mincho);
  font-size: 12px;
  cursor: pointer;
  letter-spacing: 0;
}
.toc-fallback {
  display: block;
  padding: 16px 0;
  color: var(--vermilion);
  font-family: var(--mincho);
  text-decoration: none;
}
@media (min-width: 1400px) {
  .float-toc { display: block; }
}

/* ── Mobile responsive (≤768px) ── */
@media (max-width: 768px) {
  /* Kicker breadcrumb */
  .kicker { flex-wrap: wrap; gap: 6px 8px; padding: 12px 0; font-size: 10px; }

  /* Hero photo */
  .art-hero { margin-top: 12px; }
  .art-hero-img {
    height: auto;
    max-height: 72vh;
    object-fit: contain;
  }
  .art-hero .caption { position: static; max-width: 100%; border-top: 1px solid var(--ink); }

  .inline-fig-img {
    height: auto;
  }

  /* Title block */
  .art-title-block { grid-template-columns: 1fr !important; gap: 16px !important; margin: 20px 0 16px; }
  .art-title-block .num-block { display: none; }
  .art-title-block .meta-block { border-left: 0; padding-left: 0; border-top: 1px solid var(--ink-mute); padding-top: 14px; }
  .art-title-block .title-main h1 { font-size: 28px; }
  .art-title-block .title-row { gap: 10px; }
  .art-title-block .title-page-num {
    min-width: 56px;
    padding: 6px 7px 7px;
    font-size: 22px;
    box-shadow: 2px 2px 0 var(--paper-shadow);
  }
  .art-title-block .title-page-num span {
    font-size: 8px;
    letter-spacing: 0.1em;
  }
  .art-title-block .title-main .subtitle { font-size: 15px; }

  /* Lead */
  .lead { font-size: 15px; padding: 20px 18px; margin: 20px 0 28px; }
  .lead::first-letter { font-size: 44px; }

  /* Body layout */
  .body-grid { grid-template-columns: 1fr !important; gap: 0 !important; }
  .side-rail { display: none; }
  .float-toc {
    display: block;
    left: auto;
    right: 14px;
    top: auto;
    bottom: 18px;
    transform: none;
    writing-mode: horizontal-tb;
    padding: 10px 12px;
    font-size: 12px;
  }
  .toc-drawer-panel {
    left: 16px;
    right: 16px;
    top: auto;
    bottom: 16px;
    transform: none;
    width: auto;
    max-height: 72vh;
  }

  /* Body text */
  .body-text { font-size: 15px; }
  .body-text h2 { font-size: 21px; margin-top: 36px; }

  /* Author card */
  .author-card { grid-template-columns: 72px 1fr; gap: 14px; }
  .author-card .avatar { width: 72px; height: 72px; font-size: 28px; }
  .author-card .author-avatar-link { width: 72px; height: 72px; }

  /* Related articles */
  .related-grid { grid-template-columns: 1fr !important; gap: 20px !important; }

  /* Gourmet box */
  .gourmet-box .gb-body { grid-template-columns: 1fr !important; }
}