/*! 小蓝视频 - main.css  © 2025 小蓝视频 */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --c-primary:#E8337A;--c-primary-d:#C5256A;--c-peach:#FFC4D6;--c-gold:#F2A04B;
  --c-dark:#2A1725;--c-cream:#FFF8F3;--c-gray:#6C5A66;--c-mint:#4BE3C1;
  --c-line:#F1DDE4;--radius:14px;--shadow:0 10px 28px rgba(232,51,122,.12);
}
html,body{background:var(--c-cream);color:var(--c-dark);font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
.container{max-width:1240px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;background:var(--c-primary);color:#fff;font-weight:600;border:0;cursor:pointer;transition:.2s}
.btn:hover{background:var(--c-primary-d);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--c-primary);border:1.5px solid var(--c-primary)}
.btn.gold{background:var(--c-gold);color:#fff}
.btn.gold:hover{background:#de9140}

/* 顶部栏 */
.topbar{background:linear-gradient(90deg,var(--c-dark),#4a2635);color:#fff;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar span{opacity:.85}
.topbar a{color:#FFC4D6;margin-left:14px}

/* 头部 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,248,243,.96);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--c-line)}
.nav-wrap{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:46px;width:auto}
.brand-name{font-size:22px;font-weight:800;color:var(--c-primary);letter-spacing:.5px}
.brand-name em{color:var(--c-gold);font-style:normal;margin-left:2px}
.main-nav{display:flex;align-items:center;gap:6px;flex:1}
.main-nav a{padding:8px 14px;border-radius:10px;color:var(--c-dark);font-weight:500;transition:.2s;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{background:var(--c-primary);color:#fff}
.nav-right{display:flex;align-items:center;gap:10px}
.search-box{display:flex;align-items:center;background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:6px 6px 6px 16px;width:260px}
.search-box input{border:0;outline:0;background:transparent;flex:1;font-size:14px;color:var(--c-dark)}
.search-box button{background:var(--c-primary);color:#fff;border:0;border-radius:999px;padding:6px 14px;cursor:pointer;font-size:13px}
.burger{display:none;background:transparent;border:0;font-size:24px;color:var(--c-primary);cursor:pointer}

/* 面包屑 */
.crumb{font-size:13px;color:var(--c-gray);padding:14px 0}
.crumb a{color:var(--c-primary)}
.crumb .sep{margin:0 6px;opacity:.6}

/* 主体块级 */
section{padding:56px 0}
.section-title{display:flex;align-items:end;justify-content:space-between;margin-bottom:28px;flex-wrap:wrap;gap:10px}
.section-title h2{font-size:28px;font-weight:800;color:var(--c-dark)}
.section-title h2 em{color:var(--c-primary);font-style:normal}
.section-title .sub{color:var(--c-gray);font-size:14px}
.section-title .more{color:var(--c-primary);font-weight:600}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 90% -10%,#FFE6EF 0%,transparent 60%),linear-gradient(180deg,#FFF8F3,#FDEAF0);padding:70px 0}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:44px;line-height:1.2;font-weight:900;color:var(--c-dark);margin-bottom:18px}
.hero h1 em{color:var(--c-primary);font-style:normal}
.hero p.lead{font-size:17px;color:var(--c-gray);margin-bottom:22px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.hero-tags span{background:#fff;border:1px solid var(--c-line);padding:6px 12px;border-radius:999px;font-size:13px;color:var(--c-primary-d);font-weight:600}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.hero-stats div{background:#fff;border-radius:var(--radius);padding:14px;text-align:center;box-shadow:var(--shadow)}
.hero-stats strong{display:block;font-size:22px;color:var(--c-primary);font-weight:800}
.hero-stats small{color:var(--c-gray);font-size:12px}
.hero-video{position:relative;border-radius:22px;overflow:hidden;box-shadow:0 30px 60px rgba(232,51,122,.22)}
.hero-video img{aspect-ratio:16/9;object-fit:cover;width:100%}
.hero-badge{position:absolute;left:14px;top:14px;background:var(--c-primary);color:#fff;font-size:12px;font-weight:700;padding:6px 10px;border-radius:8px}

/* 直播带 */
.live-strip{background:#fff;border-radius:22px;padding:20px;box-shadow:var(--shadow)}
.live-strip h3{font-size:18px;color:var(--c-dark);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.live-strip h3::before{content:"";width:10px;height:10px;background:var(--c-primary);border-radius:50%;box-shadow:0 0 0 4px rgba(232,51,122,.22);animation:pulse 1.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(232,51,122,.45)}70%{box-shadow:0 0 0 10px rgba(232,51,122,0)}100%{box-shadow:0 0 0 0 rgba(232,51,122,0)}}
.live-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.live-card{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:9/14;box-shadow:0 6px 16px rgba(0,0,0,.08)}
.live-card img{width:100%;height:100%;object-fit:cover;transition:.4s}
.live-card:hover img{transform:scale(1.06)}
.live-card .meta{position:absolute;inset:auto 0 0 0;background:linear-gradient(180deg,transparent,rgba(0,0,0,.72));color:#fff;padding:30px 12px 12px}
.live-card .meta b{display:block;font-size:14px;margin-bottom:4px}
.live-card .meta span{font-size:11px;opacity:.85}
.live-card .tag{position:absolute;top:8px;left:8px;background:rgba(232,51,122,.92);color:#fff;font-size:11px;padding:3px 7px;border-radius:6px;font-weight:700}

/* 视频网格（精选vlog） */
.video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 6px 18px rgba(42,23,37,.08);transition:.25s;cursor:pointer;position:relative}
.video-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(232,51,122,.18)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#000}
.video-thumb img,.video-thumb video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.play-btn{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:.3s;background:rgba(0,0,0,.18)}
.video-card:hover .play-btn{opacity:1}
.play-btn::before{content:"";width:64px;height:64px;border-radius:50%;background:rgba(232,51,122,.95);box-shadow:0 10px 28px rgba(232,51,122,.5)}
.play-btn::after{content:"";position:absolute;width:0;height:0;border-left:18px solid #fff;border-top:11px solid transparent;border-bottom:11px solid transparent;margin-left:6px}
.video-duration{position:absolute;right:8px;bottom:8px;background:rgba(0,0,0,.7);color:#fff;font-size:11px;padding:2px 6px;border-radius:4px}
.video-info{padding:14px}
.video-info h3{font-size:15px;font-weight:700;color:var(--c-dark);margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-info .meta{display:flex;gap:10px;color:var(--c-gray);font-size:12px;flex-wrap:wrap}
.video-info .meta span::before{content:"·";margin-right:8px;color:var(--c-line)}
.video-info .meta span:first-child::before{content:"";margin:0}
.tag-line{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.tag-line i{font-style:normal;font-size:11px;color:var(--c-primary-d);background:#FFE6EF;padding:2px 8px;border-radius:4px}

/* 频道分区 */
.channel-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.channel-card{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:4/5;box-shadow:var(--shadow)}
.channel-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:.4s}
.channel-card:hover img{transform:scale(1.08)}
.channel-card .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1) 40%,rgba(42,23,37,.85));color:#fff;padding:16px;display:flex;flex-direction:column;justify-content:end}
.channel-card h3{font-size:20px;margin-bottom:4px;font-weight:800}
.channel-card span{font-size:12px;opacity:.85}

/* 甜心社区 */
.community-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}
.community-hero{position:relative;border-radius:22px;overflow:hidden;min-height:360px}
.community-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.community-hero .ct{position:absolute;inset:auto 0 0 0;background:linear-gradient(180deg,transparent,rgba(42,23,37,.9));color:#fff;padding:40px 26px 26px}
.community-hero h3{font-size:26px;margin-bottom:10px;font-weight:800}
.feat-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.feat-card{background:#fff;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);border-top:3px solid var(--c-primary)}
.feat-card h4{color:var(--c-primary);font-size:16px;font-weight:800;margin-bottom:6px}
.feat-card p{color:var(--c-gray);font-size:13px}
.danmu-wall{background:var(--c-dark);border-radius:22px;padding:22px;color:#fff;overflow:hidden;height:100%;min-height:360px;position:relative}
.danmu-wall h3{font-size:18px;color:var(--c-peach);margin-bottom:10px}
.danmu-wall ul{list-style:none}
.danmu-wall li{background:rgba(255,196,214,.14);border:1px solid rgba(255,196,214,.25);border-radius:999px;padding:6px 12px;font-size:13px;color:#ffe4ec;margin-bottom:8px;display:inline-block;margin-right:6px;animation:float 8s ease-in-out infinite}
.danmu-wall li:nth-child(2n){animation-delay:-2s;background:rgba(242,160,75,.15);border-color:rgba(242,160,75,.3);color:#FFE0BF}
.danmu-wall li:nth-child(3n){animation-delay:-4s;background:rgba(75,227,193,.12);border-color:rgba(75,227,193,.3);color:#C6FFF1}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}

/* AI赋能 */
.ai-section{background:linear-gradient(135deg,#2A1725 0%,#4a2635 100%);color:#fff;border-radius:26px;padding:50px 40px;margin:20px 0}
.ai-section .section-title h2,.ai-section .section-title h2 em{color:#fff}
.ai-section .section-title .sub{color:#ffc4d6}
.ai-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.ai-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,196,214,.18);border-radius:16px;padding:22px 18px;transition:.3s}
.ai-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:var(--c-mint)}
.ai-icon{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--c-primary),var(--c-gold));display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px;color:#fff;font-weight:800}
.ai-card h4{font-size:16px;margin-bottom:6px}
.ai-card p{font-size:12px;color:#ffd9e3;line-height:1.7}

/* 专家 */
.expert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.expert-card{background:#fff;border-radius:18px;padding:22px;box-shadow:var(--shadow);display:flex;gap:16px}
.expert-avatar{flex-shrink:0;width:92px;height:92px;border-radius:14px;overflow:hidden;background:var(--c-peach)}
.expert-avatar img{width:100%;height:100%;object-fit:cover}
.expert-body{flex:1}
.expert-body h4{font-size:17px;color:var(--c-dark);margin-bottom:3px}
.expert-role{font-size:12px;color:var(--c-primary);font-weight:700;margin-bottom:6px}
.expert-body p{color:var(--c-gray);font-size:13px;margin-bottom:10px}
.expert-body .mini{font-size:12px;color:var(--c-gray);margin-bottom:10px}
.expert-body .mini b{color:var(--c-dark)}
.expert-actions{display:flex;gap:8px;flex-wrap:wrap}
.expert-actions a{font-size:12px;padding:5px 10px;border-radius:999px;background:#FFE6EF;color:var(--c-primary-d);font-weight:600}
.expert-actions a:hover{background:var(--c-primary);color:#fff}

/* 合作 */
.partner-wall{display:grid;grid-template-columns:repeat(8,1fr);gap:16px}
.partner-logo{background:#fff;border-radius:12px;height:82px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(42,23,37,.06);color:var(--c-primary);font-weight:800;font-size:16px;padding:8px;text-align:center;transition:.2s;border:1px solid var(--c-line)}
.partner-logo:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

/* HowTo + FAQ */
.howto-wrap{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.steps{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.step{background:#fff;border-radius:14px;padding:18px;box-shadow:var(--shadow);position:relative;padding-left:56px}
.step i{position:absolute;left:16px;top:16px;width:30px;height:30px;border-radius:50%;background:var(--c-primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-style:normal;font-size:14px}
.step h4{font-size:15px;color:var(--c-dark);margin-bottom:4px}
.step p{color:var(--c-gray);font-size:13px}
.faq-list{background:#fff;border-radius:18px;padding:8px 22px;box-shadow:var(--shadow)}
.faq-item{border-bottom:1px dashed var(--c-line);padding:16px 0}
.faq-item:last-child{border-bottom:0}
.faq-item summary{cursor:pointer;font-weight:700;color:var(--c-dark);font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:"+";color:var(--c-primary);font-size:20px;transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding-top:10px;color:var(--c-gray);font-size:14px;line-height:1.8}

/* 评价 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.review-card{background:#fff;border-radius:16px;padding:20px;box-shadow:var(--shadow);border-left:3px solid var(--c-gold)}
.review-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.review-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--c-primary),var(--c-gold));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.review-head b{font-size:14px;color:var(--c-dark)}
.review-head span{font-size:11px;color:var(--c-gray);margin-left:auto}
.review-stars{color:var(--c-gold);font-size:13px;margin-bottom:6px;letter-spacing:2px}
.review-card p{font-size:13px;color:var(--c-gray);line-height:1.75}

/* 联系 */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-card{background:#fff;border-radius:18px;padding:26px;box-shadow:var(--shadow)}
.contact-card h3{font-size:20px;color:var(--c-dark);margin-bottom:14px}
.contact-card .office{border-radius:12px;overflow:hidden;margin-bottom:14px;aspect-ratio:3/2;object-fit:cover;width:100%;height:auto}
.contact-list{list-style:none}
.contact-list li{padding:10px 0;border-bottom:1px dashed var(--c-line);color:var(--c-gray);font-size:14px;display:flex;gap:10px}
.contact-list li b{color:var(--c-dark);min-width:86px;display:inline-block}
.qr-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:14px}
.qr-row figure{background:#FDEAF0;border-radius:12px;padding:10px;text-align:center}
.qr-row img{width:100%;max-width:120px;margin:0 auto 8px;display:block}
.qr-row figcaption{font-size:12px;color:var(--c-primary-d);font-weight:700}

/* 分享 */
.share-bar{display:flex;gap:10px;justify-content:center;padding:10px 0 0}
.share-bar a{width:38px;height:38px;border-radius:50%;background:#fff;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-weight:800;font-size:13px;transition:.2s}
.share-bar a:hover{background:var(--c-primary);color:#fff}

/* 页脚 */
.site-footer{background:var(--c-dark);color:#ffd1df;padding:50px 0 20px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:12px}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:8px;font-size:13px}
.footer-grid a{color:#ffc4d6;opacity:.85}
.footer-grid a:hover{opacity:1;color:#fff}
.footer-brand{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.footer-brand img{height:44px}
.footer-brand b{color:#fff;font-size:20px}
.copyright{border-top:1px solid rgba(255,196,214,.18);padding-top:16px;text-align:center;font-size:12px;color:#ffc4d6;opacity:.8}
.copyright a{color:#fff}

/* 响应式 */
@media (max-width:1080px){
  .video-grid{grid-template-columns:repeat(3,1fr)}
  .channel-grid{grid-template-columns:repeat(3,1fr)}
  .ai-grid{grid-template-columns:repeat(3,1fr)}
  .expert-grid{grid-template-columns:repeat(2,1fr)}
  .partner-wall{grid-template-columns:repeat(4,1fr)}
  .live-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .search-box{width:200px}
}
@media (max-width:820px){
  .hero{padding:40px 0}
  .hero .container{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .nav-wrap{gap:12px;height:auto;padding:12px 0;flex-wrap:wrap}
  .main-nav{order:4;width:100%;overflow-x:auto;display:none}
  .main-nav.open{display:flex}
  .search-box{flex:1;width:auto}
  .burger{display:inline-flex}
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .live-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .ai-grid{grid-template-columns:repeat(2,1fr)}
  .expert-grid{grid-template-columns:1fr}
  .community-wrap,.howto-wrap,.contact-wrap{grid-template-columns:1fr}
  .partner-wall{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:520px){
  .video-grid,.channel-grid,.ai-grid,.live-grid,.partner-wall{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .qr-row{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .ai-section{padding:36px 22px}
}


/* === 增强样式（百度SEO + EEAT 强化）=== */

/* 无障碍跳转 */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:8px 14px;z-index:999}
.skip-link:focus{left:10px;top:10px}

/* 顶部 topbar 链接 */
.topbar-links a{margin-left:14px;color:#FFC4D6}
.footer-intro{font-size:13px;line-height:1.8;color:#ffd1df}

/* 信任条 */
.trust-bar{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;font-size:12px;color:#ffc4d6;opacity:.85;padding:14px 0;border-top:1px dashed rgba(255,196,214,.2);margin-top:8px}
.trust-bar span::before{content:"·";margin-right:8px;color:rgba(255,196,214,.5)}
.trust-bar span:first-child::before{content:""}

/* 文章页 / 通用 prose */
.prose{background:#fff;border-radius:18px;padding:34px;box-shadow:var(--shadow);max-width:980px;margin:0 auto}
.prose h1{font-size:32px;color:var(--c-dark);font-weight:900;margin-bottom:8px;line-height:1.3}
.prose .byline{display:flex;flex-wrap:wrap;gap:14px;color:var(--c-gray);font-size:13px;border-bottom:1px solid var(--c-line);padding-bottom:14px;margin-bottom:20px}
.prose .byline b{color:var(--c-primary)}
.prose h2{font-size:22px;color:var(--c-dark);margin:26px 0 10px;border-left:4px solid var(--c-primary);padding-left:10px}
.prose h3{font-size:17px;color:var(--c-primary-d);margin:18px 0 8px}
.prose p{color:#3b2733;line-height:1.9;margin-bottom:12px;font-size:15px}
.prose ul,.prose ol{margin:10px 0 12px 22px;color:#3b2733}
.prose li{margin-bottom:6px;line-height:1.85}
.prose blockquote{background:#FFF3F8;border-left:4px solid var(--c-primary);padding:12px 16px;margin:14px 0;color:var(--c-primary-d);border-radius:6px}
.prose .updated{font-size:13px;color:var(--c-gray);margin-top:24px;border-top:1px dashed var(--c-line);padding-top:14px}
.prose table{width:100%;border-collapse:collapse;margin:14px 0}
.prose th,.prose td{border:1px solid var(--c-line);padding:10px;font-size:14px;text-align:left}
.prose th{background:#FDEAF0;color:var(--c-primary-d)}

/* 专家详情页 */
.expert-detail{display:grid;grid-template-columns:280px 1fr;gap:30px;background:#fff;border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.expert-detail .photo{border-radius:14px;overflow:hidden;aspect-ratio:1/1;background:var(--c-peach)}
.expert-detail .photo img{width:100%;height:100%;object-fit:cover}
.expert-detail h1{font-size:28px;color:var(--c-dark);margin-bottom:6px}
.expert-detail .role{color:var(--c-primary);font-weight:700;margin-bottom:14px}
.expert-detail .qual{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;font-size:13px;color:var(--c-gray);margin:14px 0;padding:14px;background:#FFF8F3;border-radius:10px}
.expert-detail .qual b{color:var(--c-dark);margin-right:6px}
.expert-detail .works{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.expert-detail .works a{background:#FFE6EF;border-radius:10px;padding:10px;font-size:13px;color:var(--c-primary-d);font-weight:600;text-align:center}

/* 网站地图页 */
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sitemap-grid section{background:#fff;border-radius:14px;padding:22px;box-shadow:var(--shadow);padding-top:14px}
.sitemap-grid h3{color:var(--c-primary);margin-bottom:10px}
.sitemap-grid ul{list-style:none;padding-left:0}
.sitemap-grid li{padding:6px 0;border-bottom:1px dashed var(--c-line);font-size:14px}
.sitemap-grid a{color:var(--c-dark)}
.sitemap-grid a:hover{color:var(--c-primary)}

/* 404 */
.error-wrap{text-align:center;padding:80px 0;background:linear-gradient(180deg,#FDEAF0,#FFF8F3)}
.error-wrap h1{font-size:88px;color:var(--c-primary);font-weight:900;margin-bottom:10px}
.error-wrap p{color:var(--c-gray);font-size:16px;margin-bottom:24px}

/* 复制提示 */
.share-bar a.copied{background:var(--c-mint);color:#0d4f44;border-color:var(--c-mint)}

@media (max-width:820px){
  .expert-detail{grid-template-columns:1fr}
  .sitemap-grid{grid-template-columns:1fr 1fr}
  .prose{padding:22px}
  .prose h1{font-size:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .sitemap-grid{grid-template-columns:1fr}
  .trust-bar{font-size:11px}
}