.pv-ui{--pv-blue:#2256d8;--pv-ink:#142c4d;--pv-muted:#60718a;color:var(--pv-ink);margin:14px 0 28px}.pv-ui *{box-sizing:border-box;min-width:0}.pv-ui a{overflow-wrap:anywhere}.pv-ui :is(a,button,input,summary):focus-visible{outline:3px solid #f1b54b;outline-offset:3px}.pv-service-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.pv-service-nav a{padding:10px 14px;min-height:40px;border:1px solid #dce4f0;border-radius:8px;background:#fff;color:#52647e;text-decoration:none;font-size:13px}.pv-service-nav a[aria-current]{background:#2256d8;color:#fff;border-color:#2256d8}
.pv-ui :is(.section-title,.series-head,.videos-hero){padding:26px;border:0;border-radius:18px;background:#123773;color:#e0eaff;margin:18px 0}.pv-ui :is(.section-title,.series-head,.videos-hero) h1{color:#fff;font-size:clamp(24px,3vw,32px);line-height:1.5;margin:0 0 9px}.pv-ui .series-head p{color:#dbe7ff;line-height:1.85}.pv-ui .series-tags span{background:#ffffff1c;border:1px solid #ffffff38;color:#fff;border-radius:6px}.pv-ui :is(.panel,.series-feature,.series-list,.video-detail-main,.video-detail-side,.video-learning-card){border:1px solid #e0e7f0;border-radius:15px;background:#fff;box-shadow:none}.pv-ui .doc-title,.pv-ui .video-detail-title{color:#142c4d;font-size:clamp(24px,3vw,31px);line-height:1.55}.pv-ui :is(.summary,.meta,.series-type){line-height:1.8}.pv-ui .pv-overview{padding:18px;margin:18px 0;background:#f7f9fd;border:1px solid #dfe7f2;border-radius:12px}.pv-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.pv-facts>div{padding:12px 14px;background:#fff;border:1px solid #e7edf5;border-radius:9px}.pv-facts span{display:block;color:#60718a;font-size:12px;margin-bottom:6px}.pv-facts strong{display:block;font-size:14px;line-height:1.8;font-weight:600;overflow-wrap:anywhere}.pv-ui .pv-note{font-size:12px;color:#6b7d95;line-height:1.85;margin:14px 0 0}.pv-ui .pv-list-intro{border:1px solid #dfe7f0;background:#fff;border-radius:14px;padding:20px;margin:18px 0}.pv-list-intro p{color:#60718a;font-size:14px;line-height:1.9;margin:0 0 15px}.pv-search{display:flex;gap:10px}.pv-search input{flex:1;min-height:46px;background:#f8faff;border:1px solid #d5dfed;border-radius:8px;padding:11px 13px;font:inherit}.pv-search button{border:0;border-radius:8px;background:#2256d8;color:#fff;font:inherit;padding:11px 20px;min-height:46px;cursor:pointer}
.pv-ui .grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.pv-list-card{border:1px solid #e0e7f0;border-radius:14px;background:#fff;overflow:hidden;display:flex;flex-direction:column}.pv-ui .pv-list-card .card{border:0;box-shadow:none;border-radius:0;flex:1}.pv-ui .card-cover{aspect-ratio:16/9}.pv-ui .card-body{padding:18px}.pv-ui .card h3{font-size:18px;line-height:1.65}.pv-ui .card h3 a{color:#142c4d}.pv-ui .pv-card-facts{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:0 18px;padding:14px 0;border-top:1px solid #e7edf4}.pv-card-facts dt{font-size:11px;color:#728197}.pv-card-facts dd{font-size:12px;color:#425a79;margin:3px 0 0;line-height:1.7;overflow-wrap:anywhere}.pv-ui .pv-card-note{font-size:11px;color:#7b899d;line-height:1.8;margin:0 18px 16px}.pv-ui .series-feature h2,.pv-ui .series-list h2{font-size:21px;color:#142c4d}.pv-ui .series-video{border-color:#dfe7f2;border-radius:12px}.pv-ui .series-video-body{padding:15px;font-size:15px;line-height:1.7}.pv-ui .series-no{border-radius:8px;background:#edf3ff;color:#2256d8}.pv-ui .series-item{grid-template-columns:34px minmax(0,1fr) auto;gap:9px}.pv-ui .series-item a{font-size:14px;line-height:1.7}.pv-ui .content-series-nav{border-color:#dfe7f2;background:#f5f8ff;border-radius:12px}.pv-ui .fuli-question{border-color:#dfe7f2;border-radius:12px;scroll-margin-top:18px}.pv-ui .fuli-answer-locked{border-radius:9px}.pv-ui .video-player-box{border-radius:14px;overflow:hidden}.pv-ui :is(video,iframe,img){max-width:100%}.pv-ui .video-learning-card{padding:20px}.pv-ui .series-layout{grid-template-columns:minmax(0,1fr) 320px}.pv-ui .video-detail-layout{grid-template-columns:minmax(0,1fr) 320px}.pv-ui table{max-width:100%}
@media(max-width:1050px){.pv-ui .grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pv-ui .pv-facts{grid-template-columns:repeat(2,minmax(0,1fr))}.pv-ui .series-layout,.pv-ui .video-detail-layout{grid-template-columns:1fr}}
@media(max-width:600px){.pv-ui{margin-top:8px}.pv-service-nav{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;gap:7px}.pv-service-nav a{white-space:nowrap;flex-shrink:0;font-size:12px;padding:9px 11px}.pv-ui :is(.section-title,.series-head,.videos-hero){padding:22px 17px;border-radius:14px}.pv-ui .pv-overview{padding:13px}.pv-ui .pv-facts{grid-template-columns:1fr 1fr;gap:8px}.pv-facts>div{padding:10px}.pv-facts strong{font-size:12px}.pv-facts span{font-size:11px}.pv-ui .grid,.pv-ui .series-video-grid{grid-template-columns:1fr}.pv-ui .pv-list-intro{padding:16px}.pv-search{flex-direction:column}.pv-search input,.pv-search button{width:100%;font-size:16px}.pv-ui .doc-title,.pv-ui .video-detail-title{font-size:23px}.pv-ui :is(.series-feature,.series-list,.video-learning-card){padding:16px}.pv-ui .series-item{grid-template-columns:30px minmax(0,1fr)}.pv-ui .series-item .series-type{grid-column:2}.pv-ui .panel{padding:16px}.pv-ui .video-detail-main{padding:14px}.pv-ui .video-detail-meta{gap:7px;font-size:12px}.pv-ui .fuli-question{padding:14px}.pv-ui .content-series-actions a{font-size:12px}.pv-ui .video-content{overflow-wrap:anywhere}}