:root {
  --yr-paper: #f1f5fa;
  --yr-surface: #ffffff;
  --yr-ink: #26303b;
  --yr-muted: #6d7b89;
  --yr-accent: #63b9c8;
  --yr-accent-deep: #258898;
  --yr-line: #dce5ec;
  --yr-shadow: 0 18px 42px rgba(57, 75, 91, .09);
  --yr-width: 1120px;
}

body.yr-photo-blog-home,
body.yr-photo-blog-article {
  background: var(--yr-paper);
  color: var(--yr-ink);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

body.yr-photo-blog-home a,
body.yr-photo-blog-article a { color: var(--yr-accent-deep); text-underline-offset: 4px; }
body.yr-photo-blog-home a:hover,
body.yr-photo-blog-article a:hover { color: #196674; }
body.yr-photo-blog-home :focus-visible,
body.yr-photo-blog-article :focus-visible { outline: 3px solid rgba(37, 136, 152, .3); outline-offset: 4px; }

body.yr-photo-blog-home header[role="banner"],
body.yr-photo-blog-home .site-header,
body.yr-photo-blog-article header[role="banner"],
body.yr-photo-blog-article .site-header {
  background: rgba(241, 245, 250, .94);
  border-bottom: 1px solid rgba(205, 218, 228, .72);
  box-shadow: 0 6px 18px rgba(57, 75, 91, .035);
}

body.yr-photo-blog-home main,
body.yr-photo-blog-article main {
  width: min(var(--yr-width), calc(100% - 48px));
  margin: 0 auto 112px;
}

/* Index */
body.yr-photo-blog-home .yr-photo-blog-shell { padding: 58px 0 0; }
body.yr-photo-blog-home .yr-photo-blog-intro { max-width: 720px; margin: 0 auto 30px; text-align: center; }
body.yr-photo-blog-home .yr-photo-blog-kicker { margin: 0 0 12px; color: var(--yr-accent-deep); font-size: .75rem; font-weight: 800; letter-spacing: .18em; }
body.yr-photo-blog-home .yr-photo-blog-intro h1 { margin: 0; color: var(--yr-ink); font-size: clamp(2.15rem, 5vw, 4.5rem); line-height: 1.12; letter-spacing: -.055em; text-wrap: balance; }
body.yr-photo-blog-home .yr-photo-blog-intro h1 em { color: var(--yr-accent-deep); font-style: normal; }
body.yr-photo-blog-home .yr-photo-blog-intro > p:last-child { max-width: 600px; margin: 20px auto 0; color: var(--yr-muted); font-size: .98rem; line-height: 1.9; }
body.yr-photo-blog-home .yr-photo-blog-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 36px 0 54px; }
body.yr-photo-blog-home .yr-photo-blog-nav a { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px solid var(--yr-line); border-radius: 4px; background: rgba(255,255,255,.72); color: #63717d; font-size: .8rem; text-decoration: none; transition: border-color .18s ease, background-color .18s ease, color .18s ease, transform .18s ease; }
body.yr-photo-blog-home .yr-photo-blog-nav a:hover,
body.yr-photo-blog-home .yr-photo-blog-nav a.is-current { border-color: var(--yr-accent); background: var(--yr-accent); color: #fff; transform: translateY(-1px); }
body.yr-photo-blog-home .yr-photo-blog-nav a.is-tag { background: transparent; }
body.yr-photo-blog-home .yr-photo-blog-nav a.is-tag:hover { background: #fff; color: var(--yr-accent-deep); }
body.yr-photo-blog-home .yr-photo-blog-section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin: 0 0 18px; }
body.yr-photo-blog-home .yr-photo-blog-section-heading h2 { margin: 0; color: var(--yr-ink); font-size: 1.25rem; letter-spacing: -.02em; }
body.yr-photo-blog-home .yr-photo-blog-section-heading span { color: #8795a1; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
body.yr-photo-blog-home .yr-photo-blog-featured { margin-bottom: 68px; }
body.yr-photo-blog-home .yr-photo-card,
body.yr-photo-blog-article .yr-photo-card { min-width: 0; }
body.yr-photo-blog-home .yr-photo-card__link,
body.yr-photo-blog-article .yr-photo-card__link { display: block; height: 100%; color: inherit; text-decoration: none; }
body.yr-photo-blog-home .yr-photo-card__media,
body.yr-photo-blog-article .yr-photo-card__media { position: relative; overflow: hidden; aspect-ratio: 1.48 / 1; background: #dce8ef; }
body.yr-photo-blog-home .yr-photo-card__media img,
body.yr-photo-blog-article .yr-photo-card__media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .4s cubic-bezier(.2,.7,.2,1); }
body.yr-photo-blog-home .yr-photo-card__link:hover .yr-photo-card__media img,
body.yr-photo-blog-article .yr-photo-card__link:hover .yr-photo-card__media img { transform: scale(1.035); }
body.yr-photo-blog-home .yr-photo-card__placeholder,
body.yr-photo-blog-article .yr-photo-card__placeholder { position: absolute; inset: 18%; border-radius: 50%; background: #c5e2e8; }
body.yr-photo-blog-home .yr-photo-card.is-featured { overflow: hidden; border-radius: 26px; background: var(--yr-surface); box-shadow: var(--yr-shadow); }
body.yr-photo-blog-home .yr-photo-card.is-featured .yr-photo-card__media { aspect-ratio: 2.02 / 1; }
body.yr-photo-blog-home .yr-photo-card.is-featured .yr-photo-card__copy { padding: 23px 28px 27px; }
body.yr-photo-blog-home .yr-photo-card__copy,
body.yr-photo-blog-article .yr-photo-card__copy { padding: 15px 2px 4px; }
body.yr-photo-blog-home .yr-photo-card__meta,
body.yr-photo-blog-article .yr-photo-card__meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 0 0 10px; color: #7f8b96; font-size: .72rem; line-height: 1.45; }
body.yr-photo-blog-home .yr-photo-card__meta > * + *,
body.yr-photo-blog-article .yr-photo-card__meta > * + * { position: relative; padding-left: 10px; }
body.yr-photo-blog-home .yr-photo-card__meta > * + *::before,
body.yr-photo-blog-article .yr-photo-card__meta > * + *::before { content: ''; position: absolute; top: .42em; left: 0; width: 3px; height: 3px; border-radius: 50%; background: #b6c3cc; }
body.yr-photo-blog-home .yr-photo-card__category,
body.yr-photo-blog-home .yr-photo-card__category a,
body.yr-photo-blog-article .yr-photo-card__category,
body.yr-photo-blog-article .yr-photo-card__category a { color: var(--yr-accent-deep); font-weight: 700; text-decoration: none; }
body.yr-photo-blog-home .yr-photo-card h2,
body.yr-photo-blog-article .yr-photo-card h2 { margin: 0; color: var(--yr-ink); font-size: 1.03rem; line-height: 1.55; letter-spacing: -.018em; }
body.yr-photo-blog-home .yr-photo-card.is-featured h2 { font-size: clamp(1.35rem, 2.5vw, 2rem); line-height: 1.35; }
body.yr-photo-blog-home .yr-photo-card__copy > p,
body.yr-photo-blog-article .yr-photo-card__copy > p { max-width: 70ch; margin: 11px 0 0; color: var(--yr-muted); font-size: .86rem; line-height: 1.75; }
body.yr-photo-blog-home .yr-photo-card__read,
body.yr-photo-blog-article .yr-photo-card__read { display: inline-block; margin-top: 14px; color: var(--yr-accent-deep); font-size: .78rem; font-weight: 800; }
body.yr-photo-blog-home .yr-photo-blog-list { padding-top: 2px; }
body.yr-photo-blog-home .yr-photo-blog-grid,
body.yr-photo-blog-article .yr-photo-blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px 26px; }

/* Article */
body.yr-photo-blog-article .yr-photo-article { max-width: 820px; margin: 0 auto; padding-top: 58px; }
body.yr-photo-blog-article .yr-photo-article__header { text-align: center; }
body.yr-photo-blog-article .yr-photo-article__meta { display: flex; justify-content: center; flex-wrap: wrap; gap: 9px; align-items: center; margin-bottom: 17px; color: #7f8b96; font-size: .78rem; }
body.yr-photo-blog-article .yr-photo-article__meta > * + * { position: relative; padding-left: 12px; }
body.yr-photo-blog-article .yr-photo-article__meta > * + *::before { content: ''; position: absolute; top: .42em; left: 0; width: 3px; height: 3px; border-radius: 50%; background: #b6c3cc; }
body.yr-photo-blog-article .yr-photo-article__meta a { color: var(--yr-accent-deep); font-weight: 700; text-decoration: none; }
body.yr-photo-blog-article .yr-photo-article__header h1 { margin: 0 auto; color: var(--yr-ink); font-size: clamp(1.8rem, 4.4vw, 3.35rem); line-height: 1.25; letter-spacing: -.045em; text-wrap: balance; }
body.yr-photo-blog-article .yr-photo-article__hero { margin: 32px 0 0; }
body.yr-photo-blog-article .yr-photo-article__hero img { display: block; width: 100%; height: auto; max-height: 620px; object-fit: cover; border-radius: 22px; box-shadow: var(--yr-shadow); }
body.yr-photo-blog-article .yr-photo-article__body { margin-top: 40px; padding: clamp(28px, 5vw, 62px); border-radius: 22px; background: var(--yr-surface); box-shadow: var(--yr-shadow); font-size: 1.05rem; line-height: 2.05; overflow-wrap: anywhere; }
body.yr-photo-blog-article .yr-photo-article__body > p { max-width: 70ch; margin: 0 0 1.8em; }
body.yr-photo-blog-article .yr-photo-article__body h2 { margin: 2.8em 0 .95em; color: var(--yr-ink); font-size: 1.55rem; line-height: 1.45; }
body.yr-photo-blog-article .yr-photo-article__body h3 { margin: 2.3em 0 .8em; color: var(--yr-ink); font-size: 1.18rem; line-height: 1.5; }
body.yr-photo-blog-article .yr-photo-article__body img { display: block; max-width: 100%; height: auto; margin: 36px auto; border-radius: 13px; box-shadow: 0 14px 30px rgba(57, 75, 91, .12); }
body.yr-photo-blog-article .yr-photo-article__body blockquote { margin: 32px 0; padding: 20px 24px; border-radius: 10px; background: #edf8fa; color: #4f6872; box-shadow: inset 3px 0 0 var(--yr-accent); }
body.yr-photo-blog-article .yr-photo-article__body table { width: 100%; margin: 32px 0 42px; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid var(--yr-line); border-radius: 10px; }
body.yr-photo-blog-article .yr-photo-article__body th,
body.yr-photo-blog-article .yr-photo-article__body td { padding: 13px 14px; border-right: 1px solid var(--yr-line); border-bottom: 1px solid var(--yr-line); vertical-align: top; }
body.yr-photo-blog-article .yr-photo-article__body tr > :last-child { border-right: 0; }
body.yr-photo-blog-article .yr-photo-article__body tr:last-child > * { border-bottom: 0; }
body.yr-photo-blog-article .yr-photo-article__body th { background: #edf8fa; color: #3c717b; }
body.yr-photo-blog-article .yr-photo-related { margin-top: 72px; }
body.yr-photo-blog-article .yr-photo-related .yr-photo-blog-section-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; margin-bottom: 18px; }
body.yr-photo-blog-article .yr-photo-related .yr-photo-blog-section-heading h2 { margin: 0; font-size: 1.35rem; }
body.yr-photo-blog-article .yr-photo-related .yr-photo-blog-section-heading span { color: #8795a1; font-size: .72rem; letter-spacing: .08em; }

@media (max-width: 760px) {
  body.yr-photo-blog-home main, body.yr-photo-blog-article main { width: calc(100% - 28px); margin-bottom: 72px; }
  body.yr-photo-blog-home .yr-photo-blog-shell, body.yr-photo-blog-article .yr-photo-article { padding-top: 42px; }
  body.yr-photo-blog-home .yr-photo-blog-intro h1 { font-size: clamp(2.2rem, 11vw, 3.8rem); }
  body.yr-photo-blog-home .yr-photo-blog-nav { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin: 28px -14px 42px; padding: 4px 14px 8px; scrollbar-width: none; }
  body.yr-photo-blog-home .yr-photo-blog-nav a { flex: 0 0 auto; }
  body.yr-photo-blog-home .yr-photo-card.is-featured { border-radius: 19px; }
  body.yr-photo-blog-home .yr-photo-card.is-featured .yr-photo-card__media { aspect-ratio: 1.25 / 1; }
  body.yr-photo-blog-home .yr-photo-card.is-featured .yr-photo-card__copy { padding: 20px 21px 23px; }
  body.yr-photo-blog-home .yr-photo-card.is-featured h2 { font-size: 1.42rem; }
  body.yr-photo-blog-home .yr-photo-blog-grid, body.yr-photo-blog-article .yr-photo-blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 16px; }
  body.yr-photo-blog-home .yr-photo-card__copy, body.yr-photo-blog-article .yr-photo-card__copy { padding-top: 12px; }
  body.yr-photo-blog-home .yr-photo-card h2, body.yr-photo-blog-article .yr-photo-card h2 { font-size: .94rem; }
  body.yr-photo-blog-home .yr-photo-card__copy > p, body.yr-photo-blog-home .yr-photo-card__read { display: none; }
  body.yr-photo-blog-article .yr-photo-article__header h1 { font-size: clamp(1.7rem, 8vw, 2.55rem); }
  body.yr-photo-blog-article .yr-photo-article__hero { margin-top: 24px; }
  body.yr-photo-blog-article .yr-photo-article__hero img { border-radius: 16px; }
  body.yr-photo-blog-article .yr-photo-article__body { margin-top: 28px; padding: 26px 20px 42px; border-radius: 17px; font-size: 1rem; line-height: 1.95; }
  body.yr-photo-blog-article .yr-photo-article__body table { display: block; overflow-x: auto; white-space: nowrap; }
  body.yr-photo-blog-article .yr-photo-related { margin-top: 54px; }
}

/* Reading navigation: PhotoGrid-style floating drawer on desktop, collapsible block on smaller screens. */
body.yr-photo-blog-article .yr-photo-article-layout { display: block; margin-top: 40px; }
body.yr-photo-blog-article .yr-photo-article__body { width: 100%; margin-top: 0; }
body.yr-photo-blog-article .yr-photo-toc {
  position: fixed;
  z-index: 40;
  top: 150px;
  left: -268px;
  width: 300px;
  max-height: 80vh;
  overflow: visible;
  padding: 16px 18px 18px;
  border: 1px solid #e1e8ee;
  border-radius: 0 12px 12px 0;
  background: #fff;
  box-shadow: 0 8px 24px rgba(57, 75, 91, .12);
  transition: left .25s ease, box-shadow .25s ease;
}
body.yr-photo-blog-article .yr-photo-toc:hover,
body.yr-photo-blog-article .yr-photo-toc:focus-within { left: 8px; box-shadow: 0 12px 30px rgba(57, 75, 91, .16); }
body.yr-photo-blog-article .yr-photo-toc::before {
  content: '目次';
  position: absolute;
  top: 50%;
  right: -30px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 112px;
  transform: translateY(-50%);
  border-radius: 0 7px 7px 0;
  background: var(--yr-accent-deep);
  color: #fff;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  writing-mode: vertical-rl;
}
body.yr-photo-blog-article .yr-photo-toc__toggle {
  width: 100%;
  min-height: 34px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--yr-ink);
  font: 800 .86rem/1.4 inherit;
  text-align: left;
  cursor: pointer;
}
body.yr-photo-blog-article .yr-photo-toc nav {
  max-height: calc(80vh - 70px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-top: 9px;
  scrollbar-width: thin;
  scrollbar-color: #b8d8df transparent;
}
body.yr-photo-blog-article .yr-photo-toc nav::-webkit-scrollbar { width: 6px; }
body.yr-photo-blog-article .yr-photo-toc nav::-webkit-scrollbar-thumb { border-radius: 99px; background: #b8d8df; }
body.yr-photo-blog-article .yr-photo-toc__link { display: block; padding: 6px 8px; border-radius: 6px; color: #647782; font-size: .76rem; line-height: 1.55; text-decoration: none; }
body.yr-photo-blog-article .yr-photo-toc__link.is-h3 { padding-left: 18px; font-size: .72rem; }
body.yr-photo-blog-article .yr-photo-toc__link:hover,
body.yr-photo-blog-article .yr-photo-toc__link.is-current { background: #edf8fa; color: var(--yr-accent-deep); }
body.yr-photo-blog-article .yr-photo-article__body h2,
body.yr-photo-blog-article .yr-photo-article__body h3 { scroll-margin-top: 30px; }

@media (max-width: 1023px) {
  body.yr-photo-blog-article .yr-photo-article-layout { margin-top: 28px; }
  body.yr-photo-blog-article .yr-photo-toc {
    position: static;
    width: 100%;
    max-height: none;
    margin-bottom: 22px;
    padding: 13px 15px;
    border-radius: 13px;
    box-shadow: none;
  }
  body.yr-photo-blog-article .yr-photo-toc::before { display: none; }
  body.yr-photo-blog-article .yr-photo-toc:hover,
  body.yr-photo-blog-article .yr-photo-toc:focus-within { box-shadow: none; }
  body.yr-photo-blog-article .yr-photo-toc:not(.is-open) nav { display: none; }
  body.yr-photo-blog-article .yr-photo-toc nav { max-height: 280px; overflow-y: auto; }
}

@media (max-width: 760px) {
  body.yr-photo-blog-article .yr-photo-article-layout { margin-top: 26px; }
  body.yr-photo-blog-article .yr-photo-toc { margin-bottom: 20px; padding: 13px 15px; border-radius: 13px; }
  body.yr-photo-blog-article .yr-photo-toc__toggle { min-height: 34px; }
  body.yr-photo-blog-article .yr-photo-toc nav { max-height: 250px; }
}

/* Category and tag archives use the same simple card language as the home page. */
body.yr-photo-blog-archive main { width: min(var(--yr-width), calc(100% - 48px)); margin: 0 auto 112px; }
body.yr-photo-blog-archive main.article-main > .article-breadcrumb { display: none; }
body.yr-photo-blog-archive main.article-main > article:has(.yr-photo-archive) { max-width: none; margin: 0; padding: 0; background: transparent; }
body.yr-photo-blog-archive main.article-main > article:has(.yr-photo-archive) ~ article { display: none !important; }
body.yr-photo-blog-archive .yr-photo-archive { padding: 58px 0 0; }
body.yr-photo-blog-archive .yr-photo-archive__header { margin: 0 auto 34px; text-align: center; }
body.yr-photo-blog-archive .yr-photo-archive__header p { margin: 0 0 10px; color: var(--yr-accent-deep); font-size: .75rem; font-weight: 800; letter-spacing: .18em; }
body.yr-photo-blog-archive .yr-photo-archive__header h1 { margin: 0; color: var(--yr-ink); font-size: clamp(2rem, 4.5vw, 3.4rem); line-height: 1.2; letter-spacing: -.045em; }
body.yr-photo-blog-archive .yr-photo-blog-nav { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 8px; margin: 0 0 48px; padding: 0 0 16px; border-bottom: 1px solid var(--yr-line); }
body.yr-photo-blog-archive .yr-photo-blog-nav a { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px solid var(--yr-line); border-radius: 4px; background: rgba(255,255,255,.72); color: #63717d; font-size: .8rem; text-decoration: none; }
body.yr-photo-blog-archive .yr-photo-blog-nav a:hover,
body.yr-photo-blog-archive .yr-photo-blog-nav a.is-current { border-color: var(--yr-accent); background: var(--yr-accent); color: #fff; }
body.yr-photo-blog-archive .yr-photo-blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px 24px; }
body.yr-photo-blog-archive .yr-photo-card { overflow: hidden; border-radius: 22px; background: var(--yr-surface); box-shadow: 0 14px 34px rgba(57, 75, 91, .075); }
body.yr-photo-blog-archive .yr-photo-card__link { display: block; height: 100%; color: inherit; text-decoration: none; }
body.yr-photo-blog-archive .yr-photo-card__media { position: relative; overflow: hidden; aspect-ratio: 1.48 / 1; border-radius: 22px 22px 0 0; background: #dce8ef; }
body.yr-photo-blog-archive .yr-photo-card__media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .4s cubic-bezier(.2,.7,.2,1); }
body.yr-photo-blog-archive .yr-photo-card__link:hover .yr-photo-card__media img { transform: scale(1.035); }
body.yr-photo-blog-archive .yr-photo-card__copy { padding: 19px 20px 23px; }
body.yr-photo-blog-archive .yr-photo-card__meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 10px; color: #7f8b96; font-size: .72rem; line-height: 1.45; }
body.yr-photo-blog-archive .yr-photo-card__category { color: var(--yr-accent-deep); font-weight: 700; }
body.yr-photo-blog-archive .yr-photo-card h2 { margin: 0; color: var(--yr-ink); font-size: 1.03rem; line-height: 1.55; }
body.yr-photo-blog-archive .yr-photo-card__copy > p { margin: 11px 0 0; color: var(--yr-muted); font-size: .86rem; line-height: 1.75; }
body.yr-photo-blog-archive .yr-photo-card__read { display: inline-block; margin-top: 17px; color: var(--yr-accent-deep); font-size: .9rem; font-weight: 800; }
body.yr-photo-blog-archive .yr-photo-archive__empty { padding: 40px; border-radius: 18px; background: #fff; color: var(--yr-muted); text-align: center; }

@media (max-width: 760px) {
  body.yr-photo-blog-archive main { width: calc(100% - 28px); margin-bottom: 72px; }
  body.yr-photo-blog-archive .yr-photo-archive { padding-top: 42px; }
  body.yr-photo-blog-archive .yr-photo-archive__header h1 { font-size: clamp(2rem, 10vw, 3rem); }
  body.yr-photo-blog-archive .yr-photo-blog-nav { justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; margin: 0 -14px 36px; padding: 0 14px 13px; scrollbar-width: none; }
  body.yr-photo-blog-archive .yr-photo-blog-nav a { flex: 0 0 auto; }
  body.yr-photo-blog-archive .yr-photo-blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 16px; }
  body.yr-photo-blog-archive .yr-photo-card { border-radius: 17px; }
  body.yr-photo-blog-archive .yr-photo-card__media { border-radius: 17px 17px 0 0; }
  body.yr-photo-blog-archive .yr-photo-card__copy { padding: 14px 14px 17px; }
  body.yr-photo-blog-archive .yr-photo-card h2 { font-size: .94rem; }
  body.yr-photo-blog-archive .yr-photo-card__copy > p { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  body.yr-photo-blog-home *, body.yr-photo-blog-article * { transition: none !important; }
}

/* Final index direction: categories first, then one consistent article grid. */
body.yr-photo-blog-home .yr-photo-blog-shell { padding-top: 28px; }
body.yr-photo-blog-home .yr-photo-blog-intro { display: none; }
body.yr-photo-blog-home .yr-photo-blog-nav { justify-content: flex-start; margin: 0 0 46px; padding: 0 0 16px; border-bottom: 1px solid var(--yr-line); }
body.yr-photo-blog-home .yr-photo-blog-section-heading h1 { margin: 0; color: var(--yr-ink); font-size: 1.65rem; line-height: 1.35; letter-spacing: -.03em; }
body.yr-photo-blog-home .yr-photo-blog-grid { gap: 30px 24px; }
body.yr-photo-blog-home .yr-photo-card { overflow: hidden; border-radius: 22px; background: var(--yr-surface); box-shadow: 0 14px 34px rgba(57, 75, 91, .075); }
body.yr-photo-blog-home .yr-photo-card__media { border-radius: 22px 22px 0 0; }
body.yr-photo-blog-home .yr-photo-card__copy { padding: 19px 20px 23px; }
body.yr-photo-blog-home .yr-photo-card__read { margin-top: 17px; font-size: .9rem; }

@media (max-width: 760px) {
  body.yr-photo-blog-home .yr-photo-blog-shell { padding-top: 20px; }
  body.yr-photo-blog-home .yr-photo-blog-nav { margin: 0 -14px 36px; padding: 0 14px 13px; }
  body.yr-photo-blog-home .yr-photo-blog-section-heading h1 { font-size: 1.4rem; }
  body.yr-photo-blog-home .yr-photo-card { border-radius: 17px; }
  body.yr-photo-blog-home .yr-photo-card__media { border-radius: 17px 17px 0 0; }
  body.yr-photo-blog-home .yr-photo-card__copy { padding: 14px 14px 17px; }
}

/* 2.0.7 visual direction: a softer purple magazine palette and a contained two-column article. */
:root {
  --yr-paper: #f7f3ff;
  --yr-surface: #fffdfc;
  --yr-ink: #30283d;
  --yr-muted: #766a86;
  --yr-accent: #8765d8;
  --yr-accent-deep: #6240ae;
  --yr-line: #eadff5;
  --yr-shadow: 0 16px 38px rgba(89, 63, 132, .11);
}

body.yr-photo-blog-home,
body.yr-photo-blog-article,
body.yr-photo-blog-archive { background: var(--yr-paper); color: var(--yr-ink); }
body.yr-photo-blog-home header[role="banner"],
body.yr-photo-blog-home .site-header,
body.yr-photo-blog-article header[role="banner"],
body.yr-photo-blog-article .site-header,
body.yr-photo-blog-archive header[role="banner"],
body.yr-photo-blog-archive .site-header { background: rgba(247,243,255,.96); border-bottom: 0; box-shadow: 0 8px 24px rgba(89,63,132,.05); }
body.yr-photo-blog-home :focus-visible,
body.yr-photo-blog-article :focus-visible,
body.yr-photo-blog-archive :focus-visible { outline-color: rgba(135,101,216,.38); }

body.yr-photo-blog-home .yr-photo-blog-nav,
body.yr-photo-blog-archive .yr-photo-blog-nav {
  margin-bottom: 42px;
  padding: 12px;
  border: 0;
  border-radius: 18px;
  background: rgba(255,253,252,.9);
  box-shadow: 0 10px 26px rgba(89,63,132,.07);
}
body.yr-photo-blog-home .yr-photo-blog-nav a,
body.yr-photo-blog-archive .yr-photo-blog-nav a { border: 0; border-radius: 12px; background: #f2ebff; color: #6c5594; }
body.yr-photo-blog-home .yr-photo-blog-nav a:hover,
body.yr-photo-blog-home .yr-photo-blog-nav a.is-current,
body.yr-photo-blog-archive .yr-photo-blog-nav a:hover,
body.yr-photo-blog-archive .yr-photo-blog-nav a.is-current { background: var(--yr-accent); color: #fff; box-shadow: 0 6px 15px rgba(135,101,216,.22); }

body.yr-photo-blog-home .yr-photo-card,
body.yr-photo-blog-archive .yr-photo-card { border-radius: 18px; background: var(--yr-surface); box-shadow: 0 12px 30px rgba(89,63,132,.08); }
body.yr-photo-blog-home .yr-photo-card__media,
body.yr-photo-blog-archive .yr-photo-card__media { border-radius: 18px 18px 0 0; }

/* The article stays centered; the TOC occupies a calm first column beside it. */
body.yr-photo-blog-article main { width: min(1180px, calc(100% - 40px)); }
body.yr-photo-blog-article .yr-photo-article { max-width: 1160px; margin: 0 auto; }
body.yr-photo-blog-article .yr-photo-article__header { max-width: 820px; margin: 0 auto; }
body.yr-photo-blog-article .yr-photo-article__hero { max-width: 820px; margin-left: auto; margin-right: auto; }
body.yr-photo-blog-article .yr-photo-article-layout {
  display: grid;
  grid-template-columns: 235px minmax(0, 820px);
  gap: 42px;
  align-items: start;
  justify-content: center;
  margin-top: 42px;
}
body.yr-photo-blog-article .yr-photo-toc {
  position: sticky;
  top: 108px;
  width: auto;
  max-height: calc(100vh - 140px);
  overflow: hidden;
  padding: 18px 15px;
  border: 0;
  border-radius: 18px;
  background: #f0e9ff;
  box-shadow: 0 10px 26px rgba(89,63,132,.08);
}
body.yr-photo-blog-article .yr-photo-toc::before { display: none; }
body.yr-photo-blog-article .yr-photo-toc:hover,
body.yr-photo-blog-article .yr-photo-toc:focus-within { left: auto; box-shadow: 0 10px 26px rgba(89,63,132,.08); }
body.yr-photo-blog-article .yr-photo-toc__toggle { color: var(--yr-accent-deep); }
body.yr-photo-blog-article .yr-photo-toc nav { max-height: calc(100vh - 208px); padding-top: 11px; scrollbar-color: #c0a9e9 transparent; }
body.yr-photo-blog-article .yr-photo-toc nav::-webkit-scrollbar-thumb { background: #c0a9e9; }
body.yr-photo-blog-article .yr-photo-toc__link { color: #665582; }
body.yr-photo-blog-article .yr-photo-toc__link:hover,
body.yr-photo-blog-article .yr-photo-toc__link.is-current { background: #fffdfc; color: var(--yr-accent-deep); }
body.yr-photo-blog-article .yr-photo-article__body {
  margin-top: 0;
  padding: clamp(34px, 5vw, 64px);
  border-radius: 22px;
  background: var(--yr-surface);
  box-shadow: var(--yr-shadow);
  font-size: 1.05rem;
  line-height: 2.05;
}

/* Tables read as soft rows instead of a rigid spreadsheet grid. */
body.yr-photo-blog-article .yr-photo-article__body table {
  width: 100%;
  margin: 38px 0 46px;
  border: 0;
  border-collapse: separate;
  border-spacing: 0 8px;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
body.yr-photo-blog-article .yr-photo-article__body th,
body.yr-photo-blog-article .yr-photo-article__body td {
  padding: 15px 17px;
  border: 0;
  vertical-align: top;
  background: #fff;
}
body.yr-photo-blog-article .yr-photo-article__body th { background: #eee5ff; color: #5b3c9b; }
body.yr-photo-blog-article .yr-photo-article__body tr > :first-child { border-radius: 12px 0 0 12px; }
body.yr-photo-blog-article .yr-photo-article__body tr > :last-child { border-radius: 0 12px 12px 0; }
body.yr-photo-blog-article .yr-photo-article__body tr > * + * { padding-left: 24px; }
body.yr-photo-blog-article .yr-photo-article__body tr { box-shadow: 0 5px 14px rgba(89,63,132,.06); }

@media (max-width: 1100px) and (min-width: 1024px) {
  body.yr-photo-blog-article .yr-photo-article-layout { grid-template-columns: 205px minmax(0, 1fr); gap: 26px; }
}

@media (max-width: 1023px) {
  body.yr-photo-blog-article main { width: calc(100% - 28px); }
  body.yr-photo-blog-article .yr-photo-article { max-width: 820px; }
  body.yr-photo-blog-article .yr-photo-article-layout { display: block; margin-top: 28px; }
  body.yr-photo-blog-article .yr-photo-toc { position: static; max-height: none; margin-bottom: 22px; }
  body.yr-photo-blog-article .yr-photo-toc:hover,
  body.yr-photo-blog-article .yr-photo-toc:focus-within { left: auto; }
  body.yr-photo-blog-article .yr-photo-toc nav { max-height: 280px; }
}

@media (max-width: 760px) {
  body.yr-photo-blog-article .yr-photo-article__body { padding: 26px 20px 42px; border-radius: 17px; font-size: 1rem; }
  body.yr-photo-blog-article .yr-photo-article__body table { display: block; overflow-x: auto; white-space: nowrap; }
  body.yr-photo-blog-article .yr-photo-article__body tr > * { white-space: normal; }
}

/* 2.0.8: PhotoGrid-style contained article, with a compact cyan drawer for the TOC. */
:root {
  --yr-paper: #f3f8fb;
  --yr-surface: #fff;
  --yr-ink: #202d43;
  --yr-muted: #66778b;
  --yr-accent: #32b8c5;
  --yr-accent-deep: #168b9b;
  --yr-line: #dce8ee;
  --yr-shadow: 0 18px 42px rgba(45, 78, 103, .12);
  --yr-coral: #f39a83;
}

body.yr-photo-blog-home,
body.yr-photo-blog-article,
body.yr-photo-blog-archive { background: var(--yr-paper); color: var(--yr-ink); }
body.yr-photo-blog-home header[role="banner"],
body.yr-photo-blog-home .site-header,
body.yr-photo-blog-article header[role="banner"],
body.yr-photo-blog-article .site-header,
body.yr-photo-blog-archive header[role="banner"],
body.yr-photo-blog-archive .site-header { background: rgba(243,248,251,.97); border-bottom: 0; box-shadow: 0 8px 24px rgba(45,78,103,.05); }

body.yr-photo-blog-home .yr-photo-blog-nav,
body.yr-photo-blog-archive .yr-photo-blog-nav { border: 0; border-radius: 16px; background: #fff; box-shadow: 0 10px 26px rgba(45,78,103,.07); }
body.yr-photo-blog-home .yr-photo-blog-nav a,
body.yr-photo-blog-archive .yr-photo-blog-nav a { border: 0; border-radius: 11px; background: #edf8fa; color: #427987; }
body.yr-photo-blog-home .yr-photo-blog-nav a:hover,
body.yr-photo-blog-home .yr-photo-blog-nav a.is-current,
body.yr-photo-blog-archive .yr-photo-blog-nav a:hover,
body.yr-photo-blog-archive .yr-photo-blog-nav a.is-current { background: var(--yr-accent); color: #fff; box-shadow: 0 6px 15px rgba(50,184,197,.23); }
body.yr-photo-blog-home .yr-photo-card,
body.yr-photo-blog-archive .yr-photo-card { border-radius: 18px; background: #fff; box-shadow: 0 12px 30px rgba(45,78,103,.08); }
body.yr-photo-blog-home .yr-photo-card__media,
body.yr-photo-blog-archive .yr-photo-card__media { border-radius: 18px 18px 0 0; }

/* One continuous white reading surface: title, hero, body and recommendations belong together. */
body.yr-photo-blog-article main { width: min(1200px, calc(100% - 40px)); }
body.yr-photo-blog-article main.article-main > article:has(.yr-photo-article) { max-width: none; margin: 0; padding: 0; background: transparent; box-shadow: none; }
body.yr-photo-blog-article .yr-photo-article {
  max-width: 1160px;
  margin: 38px auto 112px;
  padding: clamp(30px, 5vw, 64px) clamp(20px, 5vw, 72px) 72px;
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--yr-shadow);
}
body.yr-photo-blog-article .yr-photo-article__header { max-width: 860px; margin: 0 auto; }
body.yr-photo-blog-article .yr-photo-article__header h1 { color: var(--yr-ink); }
body.yr-photo-blog-article .yr-photo-article__meta a { color: var(--yr-accent-deep); }
body.yr-photo-blog-article .yr-photo-article__hero { max-width: 860px; margin-left: auto; margin-right: auto; }
body.yr-photo-blog-article .yr-photo-article__hero img { box-shadow: 0 16px 34px rgba(45,78,103,.14); }

/* Desktop: only a small vertical tab is visible until the pointer reaches it. */
body.yr-photo-blog-article .yr-photo-article-layout { display: block; margin-top: 44px; }
body.yr-photo-blog-article .yr-photo-article__body {
  max-width: 820px;
  margin: 0 auto;
  padding: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: 1.05rem;
  line-height: 2.05;
}
body.yr-photo-blog-article .yr-photo-toc {
  position: fixed;
  z-index: 40;
  top: 150px;
  left: -250px;
  width: 282px;
  max-height: min(62vh, 520px);
  overflow: visible;
  padding: 14px 15px 16px;
  border: 1px solid #dbe8ee;
  border-radius: 0 12px 12px 0;
  background: #fff;
  box-shadow: 0 8px 24px rgba(45,78,103,.13);
  transition: left .25s ease, box-shadow .25s ease;
}
body.yr-photo-blog-article .yr-photo-toc:hover,
body.yr-photo-blog-article .yr-photo-toc:focus-within { left: 10px; box-shadow: 0 12px 30px rgba(45,78,103,.18); }
body.yr-photo-blog-article .yr-photo-toc::before {
  content: '目次';
  position: absolute;
  top: 50%;
  right: -24px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 23px;
  height: 94px;
  transform: translateY(-50%);
  border-radius: 0 7px 7px 0;
  background: var(--yr-accent);
  color: #fff;
  font-size: .72rem;
  font-weight: 800;
  writing-mode: vertical-rl;
}
body.yr-photo-blog-article .yr-photo-toc__toggle { color: var(--yr-accent-deep); }
body.yr-photo-blog-article .yr-photo-toc nav {
  max-height: min(62vh, 430px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-top: 8px;
  scrollbar-color: #9edbe2 transparent;
}
body.yr-photo-blog-article .yr-photo-toc nav::-webkit-scrollbar { width: 6px; }
body.yr-photo-blog-article .yr-photo-toc nav::-webkit-scrollbar-thumb { border-radius: 99px; background: #9edbe2; }
body.yr-photo-blog-article .yr-photo-toc__link { color: #5e7284; }
body.yr-photo-blog-article .yr-photo-toc__link:hover,
body.yr-photo-blog-article .yr-photo-toc__link.is-current { background: #edf8fa; color: var(--yr-accent-deep); }

/* Keep the table inside the same surface, with soft row cards and clean corners. */
body.yr-photo-blog-article .yr-photo-article__body table { margin: 38px 0 46px; border: 0; border-spacing: 0 9px; border-collapse: separate; background: transparent; box-shadow: none; }
body.yr-photo-blog-article .yr-photo-article__body th,
body.yr-photo-blog-article .yr-photo-article__body td { padding: 15px 17px; border: 0; background: #fff; }
body.yr-photo-blog-article .yr-photo-article__body th { background: #eaf8fa; color: #277a86; }
body.yr-photo-blog-article .yr-photo-article__body tr > :first-child { border-radius: 12px 0 0 12px; }
body.yr-photo-blog-article .yr-photo-article__body tr > :last-child { border-radius: 0 12px 12px 0; }
body.yr-photo-blog-article .yr-photo-article__body tr > * + * { padding-left: 24px; }
body.yr-photo-blog-article .yr-photo-article__body tr { box-shadow: 0 5px 14px rgba(45,78,103,.06); }
body.yr-photo-blog-article .yr-photo-related { max-width: 820px; margin: 72px auto 0; }

@media (max-width: 1023px) {
  body.yr-photo-blog-article main { width: calc(100% - 28px); }
  body.yr-photo-blog-article .yr-photo-article { margin-top: 24px; padding: 30px 20px 48px; border-radius: 19px; }
  body.yr-photo-blog-article .yr-photo-article-layout { margin-top: 30px; }
  body.yr-photo-blog-article .yr-photo-toc { position: static; width: 100%; max-height: none; margin-bottom: 24px; padding: 13px 15px; border-radius: 13px; box-shadow: none; }
  body.yr-photo-blog-article .yr-photo-toc::before { display: none; }
  body.yr-photo-blog-article .yr-photo-toc:hover,
  body.yr-photo-blog-article .yr-photo-toc:focus-within { left: auto; box-shadow: none; }
  body.yr-photo-blog-article .yr-photo-toc nav { max-height: 250px; }
  body.yr-photo-blog-article .yr-photo-article__body { max-width: none; }
  body.yr-photo-blog-article .yr-photo-related { max-width: none; margin-top: 54px; }
}

@media (max-width: 760px) {
  body.yr-photo-blog-article .yr-photo-article__body { font-size: 1rem; line-height: 1.95; }
  body.yr-photo-blog-article .yr-photo-article__body table { display: block; overflow-x: auto; white-space: nowrap; }
  body.yr-photo-blog-article .yr-photo-article__body tr > * { white-space: normal; }
}

/* 2.0.9 polish pass: tighter editorial measure and a true edge-only TOC tab. */
body.yr-photo-blog-article main { width: min(1120px, calc(100% - 48px)); }
body.yr-photo-blog-article .yr-photo-article {
  max-width: 1040px;
  margin-top: 32px;
  padding: clamp(34px, 4vw, 52px) clamp(26px, 5vw, 56px) 58px;
  border-radius: 22px;
}
body.yr-photo-blog-article .yr-photo-article__header { max-width: 760px; }
body.yr-photo-blog-article .yr-photo-article__header h1 { font-size: clamp(2rem, 3.8vw, 3.05rem); line-height: 1.28; letter-spacing: -.035em; }
body.yr-photo-blog-article .yr-photo-article__hero { max-width: 760px; margin-top: 28px; }
body.yr-photo-blog-article .yr-photo-article__hero img { border-radius: 16px; }
body.yr-photo-blog-article .yr-photo-article-layout { margin-top: 34px; }
body.yr-photo-blog-article .yr-photo-article__body { max-width: 720px; font-size: 1rem; line-height: 1.95; }
body.yr-photo-blog-article .yr-photo-article__body > p { max-width: 68ch; }
body.yr-photo-blog-article .yr-photo-related { max-width: 720px; margin-top: 62px; }

/* Keep the drawer completely off-canvas while collapsed: only the small tab remains. */
body.yr-photo-blog-article .yr-photo-toc {
  left: -282px;
  width: 282px;
  max-height: min(58vh, 480px);
  padding: 13px 14px 15px;
}
body.yr-photo-blog-article .yr-photo-toc:hover,
body.yr-photo-blog-article .yr-photo-toc:focus-within { left: 10px; }
body.yr-photo-blog-article .yr-photo-toc::before {
  right: -23px;
  width: 22px;
  height: 92px;
  border-radius: 0 6px 6px 0;
  font-size: .7rem;
}
body.yr-photo-blog-article .yr-photo-toc nav { max-height: min(58vh, 390px); }

@media (max-width: 1023px) {
  body.yr-photo-blog-article main { width: calc(100% - 28px); }
  body.yr-photo-blog-article .yr-photo-article { max-width: 820px; margin-top: 22px; padding: 28px 20px 46px; border-radius: 18px; }
  body.yr-photo-blog-article .yr-photo-article__header,
  body.yr-photo-blog-article .yr-photo-article__hero,
  body.yr-photo-blog-article .yr-photo-article__body,
  body.yr-photo-blog-article .yr-photo-related { max-width: none; }
  body.yr-photo-blog-article .yr-photo-article__header h1 { font-size: clamp(1.8rem, 7vw, 2.55rem); }
}