.reading-page { color: #25304c; }
.reading-shell { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }
.reading-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.reading-nav a,.breadcrumbs a,.reading-toc a,.all-articles,.reading-footer a { color: #4f46e5; text-decoration: none; font-weight: 650; }
a:focus-visible { outline: 3px solid #a78bfa; outline-offset: 5px; border-radius: 4px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; font-size: .86rem; padding: 28px 0; color: #6b7280; }
.reading-hero { display: grid; grid-template-columns: 1.25fr 1fr; align-items: center; gap: 40px; padding: 30px 0 36px; }
.reading-label { display: inline-block; color: #5b41ca; font-size: .83rem; font-weight: 750; letter-spacing: .07em; margin-bottom: 16px; }
.reading-hero h1 { font-size: clamp(1.8rem, 3vw, 2.8rem); line-height: 1.28; margin-bottom: 20px; }
.reading-summary { color: #53627b; line-height: 1.9; font-size: 1.03rem; }
.reading-hero img { width: 100%; height: auto; border-radius: 26px; box-shadow: 0 18px 50px #4338ca18; }
.reading-disclosure { border: 1px solid #ddd6fe; background: #f2efff; color: #61547f; padding: 17px 22px; border-radius: 16px; font-size: .86rem; line-height: 1.8; }
.reading-columns { display: grid; grid-template-columns: 220px minmax(0,1fr); gap: 34px; margin: 36px 0 60px; align-items: start; }
.reading-toc { position: sticky; top: 110px; background: #fff; border-radius: 20px; border: 1px solid #e5e7f1; padding: 24px; }
.reading-toc h2 { font-size: 1.05rem; margin: 0 0 16px; }
.reading-toc ol { padding-left: 20px; }
.reading-toc li { margin-bottom: 12px; font-size: .87rem; }
.reading-toc > a { display: block; margin-top: 14px; font-size: .87rem; }
.reading-body { min-width: 0; }
.direct-answer { padding: 27px 30px; background: linear-gradient(135deg,#ede9fe,#eef2ff); border: 1px solid #d6d2f5; border-radius: 23px; }
.direct-answer .reading-label { margin-bottom: 10px; }
.direct-answer p { color: #2f3062; font-size: 1.05rem; line-height: 1.9; font-weight: 550; }
.article-section { background: white; border: 1px solid #e5e7f1; border-radius: 23px; padding: 30px; margin-top: 22px; scroll-margin-top: 105px; }
.article-section h2 { font-size: 1.4rem; line-height: 1.45; margin: 0 0 18px; color: #27214e; }
.article-section p { line-height: 1.95; margin: 14px 0; }
.article-section ol { padding-left: 24px; margin: 18px 0; }
.article-section li { padding-left: 4px; margin-bottom: 12px; line-height: 1.85; }
.table-scroll { overflow-x: auto; margin: 22px 0 4px; border: 1px solid #dedbef; border-radius: 14px; }
table { width: 100%; border-collapse: collapse; min-width: 480px; font-size: .91rem; line-height: 1.7; }
th { color: #44328b; background: #f1eeff; text-align: left; font-weight: 700; }
th,td { padding: 14px 16px; border-bottom: 1px solid #e7e5f1; vertical-align: top; }
tr:last-child td { border-bottom: 0; }
tbody tr:nth-child(even) { background: #fafaff; }
.reading-faq { padding: 18px 0; border-top: 1px solid #eceaf5; }
.reading-faq h3 { font-size: 1.06rem; line-height: 1.6; color: #473385; }
.reading-faq p:last-child { margin-bottom: 0; }
.reading-related { margin: 0 0 64px; scroll-margin-top: 110px; }
.reading-related h2 { font-size: 1.6rem; margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
.related-card { display: block; padding: 24px; border: 1px solid #ddd7f5; border-radius: 20px; background: #fff; text-decoration: none; }
.related-card strong { display: block; color: #4f36a6; margin-bottom: 12px; font-size: 1.1rem; }
.related-card span { display: block; color: #63708a; line-height: 1.8; font-size: .94rem; }
.all-articles { display: inline-block; margin-top: 24px; }
.reading-footer { text-align: center; background: #fff; padding: 32px 24px; color: #728099; border-top: 1px solid #e5e7f1; font-size: .9rem; }
.reading-footer p { margin-bottom: 10px; }
.reading-footer a { display: inline-block; margin: 8px 12px; }
.reading-mobile-bar { display: none; }
.error-page { padding: 80px 0; max-width: 760px; }
.error-page p { margin: 24px 0 32px; line-height: 1.9; }
.error-page .btn-secondary { margin-left: 12px; }
@media (max-width: 768px) {
  .reading-shell { width: calc(100% - 32px); }
  .reading-header .header-inner { flex-wrap: wrap; gap: 10px; }
  .reading-header .logo img { height: 32px; }
  .reading-header .logo span { font-size: 1.15rem; }
  .reading-nav { width: 100%; gap: 22px; font-size: .8rem; }
  .breadcrumbs { padding: 22px 0 8px; font-size: .76rem; }
  .reading-hero { grid-template-columns: 1fr; gap: 22px; padding: 25px 0; }
  .reading-hero h1 { font-size: 1.8rem; }
  .reading-hero img { max-height: 240px; object-fit: cover; border-radius: 20px; }
  .reading-disclosure { padding: 15px 17px; font-size: .8rem; }
  .reading-columns { grid-template-columns: minmax(0,1fr); gap: 20px; margin: 24px 0 40px; }
  .reading-toc { position: static; padding: 22px; }
  .reading-toc ol { display: grid; grid-template-columns: 1fr; }
  .direct-answer,.article-section { padding: 23px 20px; border-radius: 18px; }
  .direct-answer p,.article-section p,.article-section li { font-size: .95rem; }
  .article-section h2 { font-size: 1.24rem; }
  .article-section { scroll-margin-top: 130px; }
  .related-grid { grid-template-columns: 1fr; gap: 14px; }
  .reading-related h2 { font-size: 1.4rem; }
  .reading-footer { padding: 26px 16px; }
  .reading-mobile-bar { display: flex; position: fixed; bottom: 0; left: 0; right: 0; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: #fffffff5; border-top: 1px solid #ddd7ee; gap: 12px; z-index: 80; }
  .reading-mobile-bar a { flex: 1; text-align: center; padding: 10px 8px; border-radius: 30px; color: #4f46e5; background: #ede9fe; text-decoration: none; font-size: .87rem; font-weight: 700; }
  .reading-mobile-bar a:last-child { background: linear-gradient(135deg,#4f46e5,#7c3aed); color: white; }
}