/* 名人媒体AI学院 · 与竖屏首页一致的页头/导航/页脚（供栏目内页使用） */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:102px}
body{font-family:Arial,"Microsoft YaHei",sans-serif;background:#eef6fc;color:#071828;padding-bottom:calc(68px + env(safe-area-inset-bottom,0px))}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
.top{background:#063b70;color:#fff;position:sticky;top:0;z-index:6}
.top-inner{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px 14px}
.logo{width:44px;height:44px;border-radius:50%;object-fit:contain;flex:none;display:block}
.brand{flex:1;line-height:1.1}
.brand b{font-size:17px;letter-spacing:.5px}
.brand small{display:block;font-size:10px;color:#b6cadc;font-style:italic}
.ic{font-size:18px;margin-left:6px;color:#fff}
.langs{background:#0b4a7f;border-top:1px solid #234968}
.langs-inner{max-width:1120px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr)}
.langs span{color:#fff;font-size:12px;padding:7px 4px;text-align:center;border:1px solid #234968}
.langs span.on{background:#f4f8fb;color:#063b70;font-weight:700}
.tabs-wrap{background:#063b70;border-bottom:3px solid #0a548e;position:sticky;top:54px;z-index:5}
.tabs{max-width:1120px;margin:0 auto;display:flex;gap:18px;padding:10px 14px 7px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;white-space:nowrap}
.tabs::-webkit-scrollbar{display:none}
.tabs a{color:#fff;font-weight:700;font-size:15px;flex:0 0 auto;padding-bottom:6px;border-bottom:3px solid transparent;margin-bottom:-3px}
.tabs a.on{color:#f0d278;border-bottom-color:#f0d278}
.tab-drop-btn::after{content:" ▾";font-size:11px}
.tab-drop-menu[hidden]{display:none !important}
.tab-drop-menu{background:#0b4a7f;border-top:1px solid #234968}
.tab-drop-menu a{display:block;color:#fff;font-weight:700;font-size:14px;padding:10px 18px;border-bottom:1px solid #234968}
.tab-drop-menu a:last-child{border-bottom:0}
.tab-drop-menu a:hover,.tab-drop-menu a.on{color:#f0d278;background:#063b70;border-bottom-color:#234968}
@media (min-width:800px){
  .tab-drop-menu{
    position:absolute;top:100%;left:0;min-width:148px;padding:4px 0;
    border:1px solid #234968;border-top:0;border-radius:0 0 6px 6px;
    box-shadow:0 8px 18px rgba(7,24,40,.28);z-index:8
  }
  .tab-drop-menu a{padding:10px 16px;border-bottom:0}
}
.sec{max-width:1120px;margin:14px auto 0;padding:0 14px}
.h{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.h b{border-left:4px solid #d6b54f;padding-left:8px;font-size:16px;color:#063b70}
.h a{font-size:12px;color:#245c85}
.lead{color:#245c85;font-size:13px;line-height:1.65;margin:0 0 12px}
.page-title{margin:8px 0 6px;font-size:24px;color:#063b70;line-height:1.3}
.crumbs{font-size:12px;color:#245c85;margin:0 0 8px}
.crumbs a{color:#063b70;font-weight:700}
.btn{display:inline-block;padding:8px 14px;border-radius:4px;font-size:13px;font-weight:700;margin-right:6px;margin-top:4px;border:0;cursor:pointer;text-align:center}
.gold{background:#f0d278;color:#063b70}
.line{border:1px solid #063b70;color:#063b70;background:transparent}
.tag{display:inline-block;background:#063b70;color:#fff;font-size:10px;padding:2px 6px;margin:0 6px 8px 0;border-radius:2px}
.grid{display:grid;grid-template-columns:1fr;gap:10px}
.box{background:#fff;border:1px solid #d1dfeb;border-radius:6px;padding:14px}
.box h3{font-size:15px;color:#063b70;margin:0 0 6px}
.box p{font-size:13px;line-height:1.65;color:#234968}
section.block{padding-top:8px;padding-bottom:6px}
.foot{margin-top:16px;background:#071828;color:#b6cadc;font-size:11px;text-align:center;padding:16px 14px 22px;line-height:1.7}
.nav{position:fixed;bottom:0;left:0;right:0;background:#063b70;border-top:3px solid #f0d278;z-index:6;padding-bottom:env(safe-area-inset-bottom,0px)}
.nav-inner{max-width:1120px;margin:0 auto;display:flex}
.nav a{flex:1;text-align:center;color:#b6cadc;font-size:11px;padding:7px 0}
.nav a b{display:block;font-size:17px;font-weight:400}
.nav a.on{color:#f0d278}
@media (min-width:800px){
  .langs-inner{grid-template-columns:repeat(6,1fr)}
  .grid-2{grid-template-columns:1fr 1fr}
  .page-title{font-size:28px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}