/* Detail V1: scoped to approved detail; shared header/footer unchanged. */
@media(min-width:801px){.hd-main .hd-info h1{font-size:28px;line-height:1.4}.hd-main .hd-heading h2{font-size:22px}}
.hd-recent-list:has(a)+.hd-empty{display:none}.hd-recent .hd-heading{margin-bottom:8px}.hd-recent-list a{color:#087df0}
@media(max-width:600px){.hd-recent .hd-heading{flex-wrap:wrap}.hd-recent .hd-heading>span{font-size:12px}}
.hd-main{padding:20px 0 24px;color:#14243c;font-size:16px;background:#f2f7fb}
.hd-main [hidden]{display:none!important}.hd-main button,.hd-main input{font-family:inherit}.hd-main a:hover{color:#087df0}.hd-main a:focus-visible,.hd-main button:focus-visible,.hd-main input:focus-visible{outline:2px solid #087df0;outline-offset:3px}
.hd-breadcrumb{font-size:14px;color:#738197;line-height:20px;margin-bottom:18px;overflow-wrap:anywhere}
.hd-hero,.hd-panel{border:1px solid #e0eaf2;border-radius:4px;background:#fff;margin-bottom:20px}
.hd-hero{min-height:400px;padding:27px;display:grid;grid-template-columns:216px minmax(0,1fr) 368px;column-gap:36px;align-items:start}
.hd-cover img{width:216px;height:300px;object-fit:cover;border-radius:2px}.hd-cover img.is-image-fallback{object-fit:contain;background:#f4f8f6;padding:24px}
.hd-info{min-width:0;padding-top:0}.hd-info h1{font-size:32px;line-height:44px;margin:0 0 8px;font-weight:700;overflow-wrap:anywhere}.hd-author{font-size:16px;line-height:24px;color:#738197;margin:0}
.hd-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:17px;min-height:28px}.hd-tags span{background:#f5f8fb;color:#738197;font-size:14px;line-height:28px;padding:0 16px;border-radius:3px}.hd-tags span:empty{display:none}.hd-tags span:nth-child(2){color:#087df0;background:#eef7ff}
.hd-stats{display:flex;gap:64px;margin:24px 0 22px}.hd-stats div{display:flex;flex-direction:column;min-width:90px}.hd-stats dd{order:-1;font-size:24px;font-weight:600;margin:0;line-height:34px}.hd-stats dt{font-size:14px;color:#738197;line-height:24px}
.hd-summary{font-size:16px;line-height:28px;color:#53647b;margin:0;min-height:56px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;overflow-wrap:anywhere}
.hd-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:26px}.hd-button{display:inline-flex;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:9px 22px;border:1px solid #bad7f5;border-radius:4px;background:#fff;color:#087df0;font-size:16px;font-weight:600;line-height:24px;cursor:pointer;text-decoration:none}.hd-actions .hd-button{min-width:132px}.hd-actions .hd-button:first-child,.hd-actions .hd-button:nth-child(2){min-width:160px}.hd-button svg{width:18px;height:18px;flex-shrink:0}.hd-primary{background:#087df0;border-color:#087df0;color:#fff}.hd-main .hd-primary:hover{background:#006edb;color:white}.hd-button[aria-disabled=true],.hd-button:disabled{opacity:.55;cursor:default}
.hd-latest{padding:24px 23px;background:#f7faff;border:1px solid #e5eef7;border-radius:4px;min-height:344px}.hd-latest h2{font-size:18px;line-height:26px;margin:0 0 14px}.hd-latest-label{display:inline-block;background:#e7f3ff;color:#087df0;font-size:12px;line-height:22px;padding:0 8px;border-radius:3px}.hd-latest-title{display:block;font-size:20px;font-weight:600;line-height:28px;margin:22px 0 14px;overflow-wrap:anywhere}.hd-latest time{color:#738197;font-size:14px;line-height:20px}.hd-latest p{border-top:1px solid #edf1f6;padding-top:22px;margin:20px 0 22px;font-size:14px;color:#738197}.hd-latest .hd-button{width:100%}.hd-latest small{display:flex;align-items:center;justify-content:center;gap:6px;text-align:center;color:#738197;font-size:14px;line-height:22px;margin-top:24px}.hd-latest small svg{width:16px;height:16px}
.hd-panel{padding:20px 23px}.hd-heading{display:flex;align-items:center;gap:20px;min-height:32px;margin-bottom:20px}.hd-heading h2{font-size:24px;line-height:32px;margin:0;display:flex;gap:14px;align-items:center;flex-shrink:0}.hd-heading h2:before{content:'';display:block;width:4px;height:25px;background:#087df0;border-radius:1px}.hd-heading>span,.hd-heading>a{font-size:14px;color:#738197}.hd-heading>a{margin-left:auto;display:flex;align-items:center;color:#087df0}.hd-heading>a svg{width:16px;height:16px}
.hd-intro{min-height:222px}.hd-intro-content{font-size:16px;line-height:32px;color:#53647b;overflow-wrap:anywhere}.hd-intro-content p{margin:0}.hd-intro-content.is-collapsed{max-height:96px;overflow:hidden}.hd-intro footer{display:flex;align-items:center;justify-content:space-between;min-height:24px;margin-top:16px;font-size:14px;color:#738197}.hd-intro footer>span{margin-left:auto}.hd-text-button{display:inline-flex;align-items:center;gap:5px;padding:0;border:0;background:none;color:#087df0;font-size:14px;cursor:pointer}.hd-text-button svg{width:16px;height:16px}
.hd-chapters{scroll-margin-top:16px}.hd-chapters>.hd-heading{border-bottom:1px solid #edf1f6;padding-bottom:16px;margin-bottom:0;min-height:46px}.hd-chapter-controls{display:flex;gap:20px;align-items:center;margin-left:auto}.hd-order{display:flex;background:#f4f8fc;padding:2px;border-radius:4px}.hd-order button{font-size:14px;min-width:72px;height:32px;border:1px solid transparent;color:#738197;background:transparent;border-radius:3px;cursor:pointer}.hd-order button[aria-pressed=true]{color:#087df0;background:white;border-color:#dce6ef}.hd-search{display:flex;align-items:center;border:1px solid #e0eaf2;border-radius:4px;padding:0 12px;width:284px;height:36px}.hd-search input{font-size:14px;min-width:0;flex:1;width:100%;border:0;background:transparent;outline:0;color:#14243c}.hd-search svg{width:18px;height:18px;color:#738197;flex-shrink:0}.hd-chapter-caption{display:flex;justify-content:space-between;gap:16px;margin:20px 0;line-height:24px}.hd-chapter-caption strong{font-size:16px}.hd-chapter-caption>span{font-size:14px;color:#738197}
.hd-chapter-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 23px}.hd-chapter-grid a{display:flex;align-items:center;min-height:56px;border-bottom:1px solid #edf1f6;padding:10px 12px;font-size:16px;line-height:26px;overflow-wrap:anywhere}.hd-chapters footer{text-align:center;margin-top:18px}.hd-chapters footer .hd-button{min-width:336px}.hd-empty{color:#738197;padding:32px 0;text-align:center;font-size:16px;line-height:28px}
.hd-related{min-height:408px;margin-bottom:0}.hd-related-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:16px}.hd-related-grid article{min-width:0}.hd-related-grid img{display:block;width:100%;height:auto;aspect-ratio:150/210;object-fit:cover}.hd-related-grid img.is-image-fallback{object-fit:contain;background:#f4f8f6;padding:16px}.hd-related-grid h3{font-size:18px;line-height:26px;margin:16px 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hd-related-grid p{font-size:14px;color:#738197;line-height:24px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hd-related-grid small{font-size:13px;line-height:24px;color:#738197}
/* Match approved vertical rhythm while allowing long real titles to grow. */
.hd-stats{margin-top:12px;gap:88px}.hd-actions{margin-top:17px}.hd-latest{padding-top:16px;padding-bottom:16px}.hd-latest-label{display:table}.hd-latest-title{margin-top:16px}.hd-latest time{display:block}.hd-latest p{margin-top:16px;margin-bottom:20px;padding-top:18px}.hd-intro footer{margin-top:8px}.hd-chapters{padding-bottom:8px}.hd-chapters>.hd-heading{padding-bottom:9px}
@media(max-width:1350px){.hd-hero{grid-template-columns:190px minmax(0,1fr) 300px;gap:24px}.hd-cover img{width:190px;height:264px}.hd-stats{gap:32px}.hd-actions{gap:10px}.hd-actions .hd-button{min-width:0!important;padding-inline:16px}.hd-related-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.hd-related-grid img{max-height:270px;object-fit:contain}}
@media(max-width:900px){.hd-hero{grid-template-columns:160px minmax(0,1fr);gap:24px}.hd-cover img{width:160px;height:223px}.hd-latest{grid-column:1/-1;min-height:0}.hd-latest-title{margin-top:12px}.hd-chapters .hd-heading{flex-wrap:wrap}.hd-chapter-controls{width:100%;margin-left:0;justify-content:space-between}.hd-search{width:50%}.hd-chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hd-stats{gap:20px}.hd-stats div{min-width:70px}}
@media(max-width:600px){.hd-main{padding-top:16px}.hd-hero{padding:16px;grid-template-columns:104px minmax(0,1fr);gap:16px;position:relative}.hd-cover img{width:104px;height:145px}.hd-info{display:contents}.hd-info h1,.hd-author,.hd-tags{grid-column:2}.hd-info h1{font-size:24px;line-height:32px;margin:0}.hd-cover{grid-column:1;grid-row:1/4}.hd-author{font-size:14px;line-height:22px;margin:0}.hd-tags{gap:6px;margin:0}.hd-tags span{font-size:12px;padding:0 8px;line-height:24px}.hd-stats,.hd-summary,.hd-actions{grid-column:1/-1;margin:0}.hd-stats{gap:0;justify-content:space-between}.hd-stats dd{font-size:22px}.hd-summary{font-size:15px;line-height:26px;min-height:0}.hd-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hd-actions>a:last-child{grid-column:1/-1}.hd-button{font-size:15px}.hd-latest{padding:16px}.hd-latest h2{font-size:18px}.hd-latest-title{font-size:18px}.hd-latest p{margin:16px 0;padding-top:16px}.hd-latest small{margin-top:16px}.hd-panel{padding:16px}.hd-heading{gap:12px;margin-bottom:16px}.hd-heading h2{font-size:20px;line-height:28px;gap:10px}.hd-heading>a{font-size:12px}.hd-intro-content{font-size:15px;line-height:28px}.hd-intro-content.is-collapsed{max-height:84px}.hd-intro footer>span{font-size:12px}.hd-order button{min-width:54px;min-height:40px}.hd-chapter-controls{gap:12px}.hd-search{flex:1;height:44px;padding:0 8px}.hd-chapter-caption{flex-wrap:wrap;gap:4px}.hd-chapter-grid{grid-template-columns:1fr}.hd-chapters footer .hd-button{min-width:0;width:100%}.hd-related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 14px}.hd-related-grid h3{font-size:16px;margin-top:10px}.hd-related-grid img{max-height:none}.hd-related-grid small{font-size:12px}}