.sd-page{max-width:1080px;margin:0 auto;padding:20px 16px 50px;}
.sd-crumb{font-size:14px;color:#8a99a8;margin-bottom:16px;line-height:1.6;}
.sd-crumb a{color:#0092E5;text-decoration:none;}
.sd-crumb a:hover{text-decoration:underline;}
.sd-crumb-sep{margin:0 7px;color:#c4cfda;}
.sd-crumb-cur{color:#5b6b7b;}

.sd-hero{margin-bottom:18px;}
.sd-big{border-radius:14px;overflow:hidden;background:#dce8f3;aspect-ratio:16/9;}
.sd-big img{width:100%;height:100%;object-fit:contain;display:block;background:#0b2237;}
.sd-big.noimg{display:flex;align-items:center;justify-content:center;color:#9db4c8;font-size:56px;}
.sd-thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;}
.sd-thumb{width:96px;height:72px;object-fit:cover;border-radius:8px;cursor:pointer;border:2px solid #e3edf6;background:#e3edf6;}
.sd-thumb:hover{border-color:#0092E5;}

.sd-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin:6px 0 4px;}
.sd-title{font-size:26px;line-height:1.4;color:#1c2733;margin:0;}
.sd-credit{font-size:13px;padding:3px 11px;border-radius:999px;white-space:nowrap;flex-shrink:0;margin-top:6px;}

.sd-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:12px 0 18px;font-size:14px;}
.sd-tag{background:#eef4fa;color:#0092E5;padding:3px 11px;border-radius:6px;}
.sd-sea{color:#5b6b7b;}
.sd-sea i{color:#0092E5;}
.sd-sub{color:#888;}
.sd-sub i{color:#0092E5;}
.sd-sp{color:#0092E5;text-decoration:none;font-weight:600;}
.sd-sp:hover{text-decoration:underline;}

.sd-cols{display:grid;grid-template-columns:1fr 300px;gap:22px;align-items:start;}
.sd-card{background:#fff;border:1px solid #eef2f6;border-radius:14px;padding:22px;box-shadow:0 2px 10px rgba(20,50,90,.06);margin-bottom:18px;}
.sd-block-title{margin:0 0 14px;font-size:18px;color:#1c2733;}
.sd-block-title i{color:#0092E5;margin-right:8px;}

.sd-article h3{font-size:19px;color:#0092E5;border-left:4px solid #0092E5;padding-left:11px;margin:22px 0 10px;line-height:1.5;}
.sd-article h3:first-child{margin-top:0;}
.sd-article p{font-size:17px;color:#33424f;line-height:1.9;margin:0 0 12px;}
.sd-lead{font-size:17px;color:#33424f;line-height:1.9;background:#f4f9fd;border-left:4px solid #0092E5;}

.sd-related{display:flex;flex-direction:column;gap:12px;}
.sd-rel-item{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit;padding:8px;border-radius:10px;border:1px solid #eef2f6;background:#f8fbfe;}
.sd-rel-item:hover{border-color:#0092E5;background:#eef7ff;}
.sd-rel-item img{width:60px;height:46px;object-fit:cover;border-radius:8px;background:#e3edf6;flex-shrink:0;}
.sd-rel-noimg{width:60px;height:46px;border-radius:8px;background:#e3edf6;display:flex;align-items:center;justify-content:center;color:#9db4c8;font-size:20px;flex-shrink:0;}
.sd-rel-txt{min-width:0;}
.sd-rel-txt b{display:block;font-size:16px;color:#1c2733;line-height:1.4;font-weight:600;}
.sd-rel-txt small{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13px;color:#8a99a8;margin-top:3px;}

.sd-info-list{list-style:none;margin:0 0 12px;padding:0;}
.sd-info-list li{display:flex;gap:12px;font-size:15px;padding:7px 0;border-bottom:1px dashed #eef2f6;line-height:1.6;}
.sd-info-list li:last-child{border-bottom:none;}
.sd-info-list li span{flex:0 0:64px;color:#8a99a8;}
.sd-info-list li b{font-weight:normal;color:#33424f;}
.sd-src{font-size:14px;color:#888;border-top:1px dashed #eef2f6;padding-top:10px;line-height:1.8;word-break:break-all;}
.sd-back{display:inline-block;margin-top:2px;color:#0092E5;text-decoration:none;font-size:15px;}
.sd-back:hover{text-decoration:underline;}

@media(max-width:820px){
    .sd-cols{grid-template-columns:1fr;}
    .sd-title{font-size:22px;}
    .sd-thumb{width:80px;height:60px;}
}