:root{
  --primary:#1464df;--primary-dark:#0d4faf;--accent:#17a4df;--ink:#10203a;--muted:#718096;
  --bg:#f5f7fb;--card:#fff;--line:#e3e9f2;--soft:#eef5ff;--radius:18px;
  --shadow:0 12px 34px rgba(20,42,78,.08);--shadow-hover:0 18px 42px rgba(20,42,78,.14);
  --content:1180px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}.site-shell{width:min(var(--content),calc(100% - 32px));margin:auto}a{color:inherit}
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{min-height:68px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;padding:8px 0}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--primary-dark),var(--accent));color:#fff;font-size:22px;font-weight:900;box-shadow:0 8px 22px rgba(20,100,223,.22)}.brand-copy strong{display:block;font-size:18px;line-height:1.2}.brand-copy small{display:block;margin-top:2px;color:var(--muted);font-size:11px}.main-nav{display:flex;align-items:center;gap:3px;flex:1 1 520px;flex-wrap:wrap;min-width:0}.main-nav a{padding:8px 12px;border-radius:10px;text-decoration:none;font-weight:750;color:#40506a}.main-nav a:hover,.main-nav a.active{color:var(--primary);background:var(--soft)}.search-form{margin-left:auto;display:flex;overflow:hidden;border:1px solid var(--line);border-radius:11px;background:#fff;box-shadow:0 4px 14px rgba(20,42,78,.04)}.search-form input{width:190px;border:0;outline:0;padding:9px 12px;font:inherit}.search-form button{border:0;padding:0 16px;background:var(--primary);color:#fff;font-weight:750;cursor:pointer}.mobile-menu-button{display:none;border:0;background:var(--soft);color:var(--primary);width:40px;height:40px;border-radius:10px;font-size:20px}
.channel-cta-wrap{padding:10px 0;background:linear-gradient(90deg,#0f4fa4,#169fda)}.channel-cta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.channel-cta{min-height:56px;display:flex;align-items:center;gap:12px;padding:9px 15px;border-radius:13px;color:#fff;text-decoration:none;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);transition:.2s}.channel-cta:hover{transform:translateY(-1px);background:rgba(255,255,255,.18)}.channel-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.18);font-size:16px}.channel-cta span:last-child{display:grid;grid-template-columns:1fr auto;column-gap:16px;align-items:center;flex:1}.channel-cta small{grid-column:1;color:#ddecff;font-size:11px}.channel-cta strong{grid-column:1;font-size:15px}.channel-cta em{grid-column:2;grid-row:1/3;font-style:normal;font-size:12px;font-weight:750;color:#fff}.main-content{padding:26px 0 54px}
.home-latest{margin-bottom:22px}.hero-card{position:relative;display:block;height:450px;overflow:hidden;border-radius:22px;background:#17365f;color:#fff;box-shadow:var(--shadow);text-decoration:none}.hero-card img{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;inset:auto 0 0;padding:95px 28px 26px;background:linear-gradient(transparent,rgba(4,16,35,.92))}.hero-overlay>span{display:inline-block;padding:4px 10px;border-radius:99px;background:var(--primary);font-size:12px;font-weight:800}.hero-overlay h1{max-width:850px;margin:12px 0 6px;font-size:34px;line-height:1.28}.hero-overlay p{max-width:820px;margin:0;color:#e4edfb}.hero-overlay small{display:block;margin-top:10px;color:#c7d5ea}.section-block,.page-heading,.article-main,.article-sidebar,.empty-block,.error-page{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.section-block{padding:24px;margin-top:22px}.section-title{display:flex;align-items:end;justify-content:space-between;margin-bottom:18px}.section-title small{color:var(--primary);font-weight:800}.section-title h2{margin:0;font-size:25px}.section-title a{color:var(--primary);font-weight:750;text-decoration:none}.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.content-card{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#fff;transition:.2s;box-shadow:0 4px 16px rgba(20,42,78,.035)}.content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}.card-image{position:relative;display:block;height:168px;overflow:hidden;background:#eaf2fd}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .25s}.content-card:hover .card-image img{transform:scale(1.035)}.image-placeholder{position:relative;height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#dceaff,#eff7ff);color:var(--primary);font-weight:850}.video-placeholder{background:linear-gradient(135deg,#26364f,#0f5bd7);color:#fff}.video-card-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(5,16,36,.28))}.video-play-button{position:absolute;left:50%;top:50%;width:54px;height:54px;transform:translate(-50%,-50%);display:grid;place-items:center;border:3px solid rgba(255,255,255,.96);border-radius:50%;background:rgba(8,24,50,.5);box-shadow:0 7px 22px rgba(0,0,0,.25)}.video-play-button span{width:0;height:0;margin-left:4px;border-top:9px solid transparent;border-bottom:9px solid transparent;border-left:15px solid #fff}.video-badge{position:absolute;right:9px;top:9px;padding:3px 8px;border-radius:999px;background:rgba(5,16,36,.75);color:#fff;font-size:11px;font-weight:800}.card-body{padding:14px 15px 15px}.card-topline{display:flex;justify-content:space-between;gap:8px;color:#8c98aa;font-size:11px}.category-label{color:var(--primary);font-weight:800}.card-body h3{margin:7px 0 7px;font-size:16px;line-height:1.45}.card-body h3 a{text-decoration:none}.card-body p{margin:0;color:var(--muted);font-size:13px;line-height:1.62;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-meta{display:flex;justify-content:space-between;align-items:center;margin-top:11px;color:#8d98aa;font-size:11px}.card-meta a{color:var(--primary);font-weight:750;text-decoration:none}.page-heading{padding:24px 26px;margin-bottom:20px}.page-heading span{color:var(--primary);font-weight:800}.page-heading h1{margin:2px 0 1px;font-size:32px}.page-heading p{margin:0;color:var(--muted)}.list-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:26px}.pagination a,.pagination span{padding:9px 14px;border:1px solid var(--line);border-radius:9px;background:#fff;text-decoration:none}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start}.article-main{padding:28px 32px}.breadcrumb{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:13px}.breadcrumb a{color:var(--primary);text-decoration:none}.article-header h1{margin:16px 0 10px;font-size:36px;line-height:1.28;letter-spacing:-.02em}.article-meta{display:flex;flex-wrap:wrap;gap:14px;padding-bottom:17px;border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.article-media{margin:22px 0 24px}.article-cover{width:100%;height:auto;max-height:680px;object-fit:contain;border-radius:14px;background:#f1f4f8}.telegram-video{overflow:hidden;border:1px solid #1d2d49;border-radius:14px;background:#0b1527;box-shadow:0 12px 30px rgba(8,24,48,.13)}.telegram-video iframe{display:block;width:100%;height:650px;min-height:500px;border:0;background:#0b1527}.video-open-original{display:block;padding:10px 14px;border-top:1px solid var(--line);background:#fff;color:var(--primary);font-weight:750;text-align:center;text-decoration:none}.video-poster-link,.video-fallback{position:relative;display:grid;place-items:center;min-height:430px;color:#fff;text-decoration:none;background:linear-gradient(135deg,#182943,#0f5bd7)}.video-poster-link img{width:100%;max-height:720px;object-fit:contain}.article-body{font-size:18px;line-height:1.95;word-break:break-word}.article-body p{margin:0 0 1.25em}.article-body img{max-width:100%;height:auto;border-radius:12px}.article-body a{color:var(--primary)}.media-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.media-gallery figure{margin:0;overflow:hidden;border-radius:13px;background:#f1f4f8}.media-gallery img{display:block;width:100%;height:100%;max-height:650px;object-fit:contain}.media-gallery.image-count-1{grid-template-columns:1fr}.media-gallery.image-count-3 figure:first-child{grid-column:1/-1}.source-link{display:inline-block;margin-top:22px;padding:9px 13px;border-radius:9px;background:var(--soft);color:var(--primary);font-weight:800;text-decoration:none}.article-sidebar{position:sticky;top:92px;padding:20px;height:max-content}.article-sidebar h2{margin:0 0 8px;font-size:21px}.article-sidebar a{display:block;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:700;text-decoration:none}.site-footer{padding:40px 0 18px;background:#0f1c31;color:#c7d0df}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.footer-grid strong{color:#fff}.footer-grid p{margin:7px 0}.footer-grid a{display:block;margin:7px 0;color:#c7d0df;text-decoration:none}.copyright{margin-top:23px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);text-align:center}.empty-block,.error-page{padding:66px 24px;text-align:center}.error-page strong{font-size:66px;color:var(--primary)}.error-page a{display:inline-block;margin-top:16px;padding:9px 16px;border-radius:9px;background:var(--primary);color:#fff;text-decoration:none}
@media(max-width:980px){.header-inner{gap:14px}.main-nav a{padding:8px 10px}.search-form input{width:145px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:1fr}.article-sidebar{display:none}.article-main{padding:26px}.telegram-video iframe{height:590px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}}
@media(max-width:700px){.site-shell{width:min(100% - 18px,var(--content))}.site-header{position:sticky}.header-inner{min-height:58px;display:grid;grid-template-columns:1fr auto;gap:8px;padding:8px 0}.brand-mark{width:38px;height:38px;font-size:20px}.brand-copy strong{font-size:15px}.brand-copy small{font-size:10px}.mobile-menu-button{display:block}.main-nav{display:none;grid-column:1/-1;overflow-x:auto;gap:2px;padding:2px 0 4px}.main-nav.is-open{display:flex}.main-nav a{white-space:nowrap;padding:7px 10px;font-size:13px}.search-form{grid-column:1/-1;width:100%;margin:0}.search-form input{width:100%;padding:8px 10px}.channel-cta-wrap{padding:7px 0}.channel-cta-grid{grid-template-columns:1fr;gap:6px}.channel-cta{min-height:46px;padding:7px 10px;border-radius:10px}.channel-icon{width:30px;height:30px}.channel-cta small{display:none}.channel-cta strong{font-size:13px}.channel-cta em{font-size:11px}.main-content{padding:16px 0 38px}.hero-card{height:330px;border-radius:16px}.hero-overlay{padding:70px 18px 18px}.hero-overlay h1{font-size:25px}.hero-overlay p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:13px}.section-block{padding:16px;margin-top:16px;border-radius:15px}.section-title{margin-bottom:13px}.section-title h2{font-size:21px}.card-grid,.list-grid{grid-template-columns:1fr;gap:13px}.content-card{display:grid;grid-template-columns:118px 1fr;min-height:118px}.card-image{height:100%;min-height:118px}.card-body{padding:11px 12px}.card-body h3{font-size:15px;margin:5px 0}.card-body p{-webkit-line-clamp:2;font-size:12px}.card-meta{margin-top:8px}.video-play-button{width:44px;height:44px}.page-heading{padding:18px}.page-heading h1{font-size:27px}.article-main{padding:15px 13px;border-radius:14px}.breadcrumb{font-size:11px;white-space:nowrap;overflow:hidden}.article-header h1{font-size:26px;margin-top:12px}.article-meta{gap:8px;font-size:11px}.article-media{margin:16px 0 19px}.telegram-video{border-radius:11px}.telegram-video iframe{height:66vh;min-height:430px}.video-poster-link,.video-fallback{min-height:420px}.article-body{font-size:16px;line-height:1.82}.media-gallery,.media-gallery.image-count-3{grid-template-columns:1fr;gap:9px}.media-gallery.image-count-3 figure:first-child{grid-column:auto}.footer-grid{grid-template-columns:1fr;gap:18px}.site-footer{padding-top:28px}}
@media(max-width:430px){.content-card{grid-template-columns:102px 1fr}.card-topline span:last-child{display:none}.card-body p{display:none}.channel-cta em{white-space:nowrap}.article-header h1{font-size:24px}.telegram-video iframe{height:62vh;min-height:390px}}

/* V2.0.2 header compact + video-first article detail */
.header-inner{position:relative;min-height:64px;gap:18px}
.search-toggle{margin-left:auto;width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line);border-radius:12px;background:#fff;color:#17243a;cursor:pointer;box-shadow:0 4px 14px rgba(20,42,78,.06);transition:.18s}
.search-toggle:hover{color:var(--primary);border-color:#bfd3f2;background:var(--soft)}
.search-toggle svg,.search-form svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.search-panel{position:absolute;z-index:80;top:calc(100% + 8px);right:0;width:min(430px,calc(100vw - 24px));opacity:0;transform:translateY(-6px);transition:opacity .18s,transform .18s}
.search-panel.is-open{opacity:1;transform:translateY(0)}
.search-panel .search-form{width:100%;margin:0;display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;align-items:center;gap:8px;padding:8px 8px 8px 12px;border-radius:14px;box-shadow:0 16px 42px rgba(15,35,68,.18)}
.search-panel .search-form input{width:100%;padding:8px 0;background:transparent}
.search-panel .search-form button[type=submit]{height:38px;border-radius:9px;padding:0 15px}
.search-close{width:36px;height:36px;border:0;border-radius:9px;background:#eef3fa;color:#607087;font-size:23px;cursor:pointer}
.mobile-menu-button{display:none!important}
.video-article .breadcrumb{margin-bottom:14px}
.video-article .video-first-media{margin-top:0;margin-bottom:22px}
.video-article-header{margin-bottom:22px}
.video-article-header h1{margin-top:0}
.video-article .article-body{padding-top:2px}
@media(max-width:700px){
  .header-inner{min-height:auto;grid-template-columns:minmax(0,1fr) auto;padding:7px 0 6px;gap:6px 10px}
  .brand{grid-column:1}.search-toggle{grid-column:2;grid-row:1;margin-left:0;width:38px;height:38px}
  .main-nav{display:flex!important;grid-column:1/-1;grid-row:2;overflow-x:auto;gap:4px;padding:2px 0 1px;scrollbar-width:none}
  .main-nav::-webkit-scrollbar{display:none}
  .main-nav a{flex:0 0 auto;padding:7px 11px;font-size:13px}
  .search-panel{top:calc(100% + 5px);right:0;width:100%}
  .search-panel .search-form{grid-template-columns:auto minmax(0,1fr) auto auto}
  .channel-cta-wrap{margin-top:0}
  .video-article .breadcrumb{margin-bottom:10px}
  .video-article .video-first-media{margin:0 0 16px}
  .video-article-header{margin-bottom:16px}
  .video-article-header h1{font-size:24px;margin:0 0 8px}
}


/* V2.0.3 search icon reliability fix - no layout changes */
.search-toggle{position:relative;flex:0 0 auto}
.search-icon{position:relative;display:block;width:20px;height:20px;color:currentColor}
.search-icon::before{content:"";position:absolute;left:2px;top:2px;width:10px;height:10px;border:2px solid currentColor;border-radius:50%}
.search-icon::after{content:"";position:absolute;left:13px;top:13px;width:7px;height:2px;border-radius:2px;background:currentColor;transform:rotate(45deg);transform-origin:left center}
.search-icon-small{width:19px;height:19px;flex:none;color:#8a98ac}
.search-icon-small::before{width:9px;height:9px}
.search-icon-small::after{left:12px;top:12px;width:6px}
@media(max-width:700px){
  .search-toggle{grid-column:2!important;grid-row:1!important;align-self:center;justify-self:end;margin-left:0!important;visibility:visible!important;opacity:1!important}
}

/* V2.0.4 栏目标题区域紧凑优化 */
.page-heading{
  padding:16px 20px;
  margin-bottom:14px;
  border-radius:16px;
}
.page-heading span{
  display:block;
  margin-bottom:4px;
  font-size:13px;
  line-height:1.2;
}
.page-heading h1{
  margin:0 0 4px;
  font-size:28px;
  line-height:1.18;
}
.page-heading p{
  font-size:14px;
  line-height:1.45;
}
@media(max-width:700px){
  .main-content{padding-top:12px}
  .page-heading{
    padding:14px 16px;
    margin-bottom:12px;
    border-radius:14px;
  }
  .page-heading span{
    margin-bottom:3px;
    font-size:12px;
  }
  .page-heading h1{
    margin:0 0 3px;
    font-size:24px;
    line-height:1.15;
  }
  .page-heading p{
    font-size:13px;
    line-height:1.35;
  }
}

/* V2.1.1 手机内容卡片：摘要填充空白并保持统一高度 */
@media(max-width:700px){
  .content-card{grid-template-columns:118px minmax(0,1fr);height:178px;min-height:178px;align-items:stretch}
  .card-image{height:178px;min-height:178px}
  .card-body{min-width:0;display:flex;flex-direction:column;padding:11px 12px 10px}
  .card-body h3{margin:5px 0 5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .card-body p{display:-webkit-box!important;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0;color:var(--muted);font-size:12px;line-height:1.55;min-height:55px}
  .card-meta{margin-top:auto;padding-top:5px}
}
@media(max-width:430px){
  .content-card{grid-template-columns:110px minmax(0,1fr);height:174px;min-height:174px}
  .card-image{height:174px;min-height:174px}
  .card-body p{display:-webkit-box!important;-webkit-line-clamp:3;font-size:11.5px;line-height:1.5;min-height:51px}
  .card-topline{font-size:10.5px}
  .card-body h3{font-size:14.5px;line-height:1.38}
}

/* 智能SEO标签与专题：只增强正文后的内链语义区域，不改变媒体/文案固定顺序。 */
.article-taxonomy{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 6px;padding-top:16px;border-top:1px solid #e8edf5}.article-taxonomy .tag-chip,.article-taxonomy .topic-chip{display:inline-flex;align-items:center;min-height:30px;padding:5px 10px;border-radius:999px;font-size:13px;line-height:1.2}.article-taxonomy .tag-chip{background:#f2f6ff;color:#2857a7}.article-taxonomy .topic-chip{background:#eefbf6;color:#13795b;font-weight:700}@media(max-width:640px){.article-taxonomy{gap:6px;margin-top:18px}.article-taxonomy .tag-chip,.article-taxonomy .topic-chip{font-size:12px;min-height:28px;padding:4px 9px}}

.article-taxonomy a{text-decoration:none;transition:transform .15s ease,box-shadow .15s ease}.article-taxonomy a:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(25,67,130,.12)}.article-taxonomy .location-chip{display:inline-flex;align-items:center;min-height:30px;padding:5px 10px;border-radius:999px;font-size:13px;line-height:1.2;background:#fff4e8;color:#a15408;font-weight:700}.aggregate-heading{background:linear-gradient(135deg,#fff,#f5f9ff)}@media(max-width:640px){.article-taxonomy .location-chip{font-size:12px;min-height:28px;padding:4px 9px}}


/* 全站可编辑公告：居中、可关闭，浏览器关闭后6小时内不重复显示 */
body.notice-open{overflow:hidden}.notice-overlay{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;padding:20px;background:rgba(7,18,38,.62);backdrop-filter:blur(4px);opacity:0;transition:opacity .18s ease}.notice-overlay.is-visible{opacity:1}.notice-dialog{position:relative;width:min(520px,100%);max-height:min(78vh,680px);overflow:auto;padding:30px 28px 26px;border-radius:22px;background:#fff;box-shadow:0 28px 80px rgba(2,15,39,.32);transform:translateY(10px) scale(.98);transition:transform .18s ease}.notice-overlay.is-visible .notice-dialog{transform:none}.notice-close{position:absolute;top:12px;right:12px;width:38px;height:38px;border:0;border-radius:50%;background:#eef3fa;color:#33445f;font-size:25px;line-height:1;cursor:pointer}.notice-close:hover{background:#e1eaf6;color:#0f5bd7}.notice-badge{display:inline-flex;padding:5px 10px;border-radius:999px;background:#eaf2ff;color:#0f5bd7;font-size:12px;font-weight:800}.notice-dialog h2{margin:14px 44px 12px 0;font-size:25px;line-height:1.35;color:#13213a}.notice-content{color:#44526a;font-size:16px;line-height:1.85;overflow-wrap:anywhere;white-space:pre-line}.notice-action{display:inline-flex;align-items:center;justify-content:center;margin-top:22px;min-height:44px;padding:10px 20px;border-radius:12px;background:#0f5bd7;color:#fff;font-weight:800;text-decoration:none}.notice-action:hover{background:#0b49b1}@media(max-width:640px){.notice-overlay{padding:14px}.notice-dialog{padding:26px 20px 22px;border-radius:18px;max-height:82vh}.notice-dialog h2{font-size:21px}.notice-content{font-size:15px}.notice-action{width:100%}}

/* 2026-08-05 公告弹窗视觉优化 */
body.notice-open{overflow:hidden}.notice-overlay{padding:18px;background:rgba(8,19,38,.72);backdrop-filter:blur(10px);transition:opacity .2s ease}.notice-dialog{width:min(560px,100%);padding:0;border-radius:26px;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#fbfcff 100%);box-shadow:0 34px 100px rgba(3,15,38,.42);border:1px solid rgba(255,255,255,.7);transform:translateY(16px) scale(.97);transition:transform .22s ease}.notice-overlay.is-visible .notice-dialog{transform:none}.notice-head{display:grid;grid-template-columns:46px 1fr 42px;align-items:center;gap:12px;padding:20px 22px 16px;background:linear-gradient(135deg,#edf5ff 0%,#f7fbff 100%);border-bottom:1px solid #e8eef6}.notice-symbol{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,#2b91f0,#0f5bd7);color:#fff;font-size:23px;font-weight:900;box-shadow:0 10px 24px rgba(15,91,215,.25)}.notice-head small{display:block;margin-top:4px;color:#71809a;font-size:12px}.notice-badge{padding:0;background:none;color:#0f5bd7;font-size:13px;letter-spacing:.04em}.notice-close{position:static;width:40px;height:40px;background:#fff;border:1px solid #dfe8f3;color:#40516b;font-size:24px;box-shadow:0 5px 15px rgba(28,47,79,.07)}.notice-close:hover{background:#eef5ff;border-color:#c9dcf5}.notice-body{padding:24px 26px 8px}.notice-dialog h2{margin:0 0 12px;font-size:27px;line-height:1.3;color:#13213a;letter-spacing:-.02em}.notice-content{padding:15px 16px;border:1px solid #e8edf4;border-radius:14px;background:#f8fafc;color:#42516a;font-size:16px;line-height:1.85}.notice-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 26px 24px}.notice-footer>span{color:#8a96a8;font-size:12px}.notice-actions{display:flex;gap:9px;align-items:center}.notice-later,.notice-action{min-height:42px;padding:10px 16px;border-radius:11px;font:inherit;font-weight:800;cursor:pointer}.notice-later{border:1px solid #dce5f0;background:#fff;color:#516079}.notice-later:hover{background:#f3f7fb}.notice-action{margin:0;background:linear-gradient(135deg,#238be9,#0f5bd7);box-shadow:0 9px 22px rgba(15,91,215,.22)}.notice-action b{margin-left:5px}@media(max-width:640px){.notice-overlay{padding:12px;align-items:end}.notice-dialog{border-radius:22px 22px 12px 12px;max-height:88vh}.notice-head{padding:17px 17px 14px;grid-template-columns:42px 1fr 38px}.notice-symbol{width:42px;height:42px;border-radius:13px}.notice-body{padding:20px 18px 6px}.notice-dialog h2{font-size:23px}.notice-content{font-size:15px;padding:13px 14px}.notice-footer{display:block;padding:15px 18px 20px}.notice-footer>span{display:block;margin-bottom:12px}.notice-actions{display:grid;grid-template-columns:1fr 1fr}.notice-action,.notice-later{width:100%;text-align:center}}

/* 公告安全门禁：隐藏或关闭时绝不拦截前台点击 */
.notice-overlay[hidden]{display:none!important}.notice-overlay:not(.is-visible){pointer-events:none}.notice-overlay.is-visible{pointer-events:auto}

/* Video oversized fallback notice: informational only; does not alter playback or media parsing. */
.video-size-notice{display:flex;align-items:flex-start;gap:11px;padding:13px 15px;border-top:1px solid rgba(255,255,255,.08);background:#10203a;color:#dce8f8}
.video-size-notice-icon{flex:0 0 24px;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#2d74da;color:#fff;font-size:14px;font-weight:900;font-style:normal}
.video-size-notice-copy{display:grid;gap:4px;min-width:0}
.video-size-notice-copy strong{font-size:14px;line-height:1.4;color:#fff}
.video-size-notice-copy span{font-size:12px;line-height:1.65;color:#b9c9de}
.video-open-original-primary{padding:12px 16px;background:#fff;color:#0f5bd7;font-size:14px}
.video-open-original-primary:hover{background:#eef5ff}
@media(max-width:700px){.video-size-notice{padding:12px 13px;gap:9px}.video-size-notice-copy strong{font-size:13px}.video-size-notice-copy span{font-size:11px}.video-open-original-primary{font-size:13px;padding:11px 13px}}

/* 媒体封面加载失败时的视觉兜底；hidden 必须绝对隐藏，避免与真实封面叠加。 */
.cover-load-fallback[hidden]{display:none!important}