/* ============================================
   九一 - 原创品牌主题样式表
   品牌色系：珊瑚粉 #FF6B8A / 玫瑰金 #E8A0BF / 深玫红 #C94070
   nbhongchen.cn
   ============================================ */

/* CSS Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#2d2d2d;background:#fafafa;line-height:1.7;overflow-x:hidden}
a{color:#FF6B8A;text-decoration:none;transition:color .3s}
a:hover{color:#C94070}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.3;color:#1a1a2e}

/* ===== 顶部导航 ===== */
.lbalblkm{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);position:sticky;top:0;z-index:1000;box-shadow:0 2px 20px rgba(0,0,0,.15)}
.nb8i6ikc{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 20px;height:64px}
.vr1ul0{display:flex;align-items:center;gap:10px}
.vr1ul0 img{height:40px;width:auto}
.vr1ul0 span{color:#fff;font-size:20px;font-weight:700;letter-spacing:1px}
.ua3b5{display:flex;align-items:center;gap:0}
.ua3b5 a{color:rgba(255,255,255,.85);padding:20px 16px;font-size:14px;transition:all .3s;position:relative}
.ua3b5 a:hover,.ua3b5 a.active{color:#FF6B8A}
.ua3b5 a::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:3px;background:linear-gradient(90deg,#FF6B8A,#E8A0BF);transition:width .3s;border-radius:2px}
.ua3b5 a:hover::after,.ua3b5 a.active::after{width:70%}
.gml11{display:none;color:#fff;font-size:24px;cursor:pointer;background:none;border:none}

/* ===== 搜索框 ===== */
.wl5fi{background:linear-gradient(90deg,#FF6B8A 0%,#E8A0BF 50%,#C94070 100%);padding:12px 0}
.s0g4r{max-width:680px;margin:0 auto;display:flex;padding:0 20px}
.s0g4r input{flex:1;border:none;padding:10px 20px;border-radius:25px 0 0 25px;font-size:15px;outline:none;background:#fff}
.s0g4r button{background:#1a1a2e;color:#fff;border:none;padding:10px 28px;border-radius:0 25px 25px 0;cursor:pointer;font-size:15px;transition:background .3s}
.s0g4r button:hover{background:#C94070}

/* ===== 公告栏（时效性） ===== */
.eaj0o{background:#FFF5F7;border-bottom:1px solid #FFE4EC;padding:10px 0;overflow:hidden}
.sgeqs5{display:flex;align-items:center;gap:12px}
.rmy94{background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff;font-size:12px;padding:3px 12px;border-radius:12px;font-weight:700;white-space:nowrap;animation:pulse 2s infinite}
.i2mosbi{overflow:hidden;flex:1;position:relative;height:24px}
.i2mosbi span{display:block;font-size:13px;color:#666;white-space:nowrap;animation:noticeScroll 16s linear infinite;position:absolute;top:0;left:0}
.i2mosbi span:nth-child(2){animation-delay:4s}
.i2mosbi span:nth-child(3){animation-delay:8s}
.i2mosbi span:nth-child(4){animation-delay:12s}
@keyframes noticeScroll{
  0%{opacity:0;transform:translateY(100%)}
  5%{opacity:1;transform:translateY(0)}
  20%{opacity:1;transform:translateY(0)}
  25%{opacity:0;transform:translateY(-100%)}
  100%{opacity:0;transform:translateY(-100%)}
}
@keyframes pulse{
  0%,100%{opacity:1}
  50%{opacity:.7}
}

/* ===== 面包屑 ===== */
.ofhvnq{max-width:1280px;margin:0 auto;padding:12px 20px;font-size:13px;color:#888}
.ofhvnq a{color:#FF6B8A}
.ofhvnq span{margin:0 6px;color:#ccc}

/* ===== Hero Banner ===== */
.wmgxsa{position:relative;overflow:hidden;max-height:520px}
.wmgxsa img{width:100%;object-fit:cover;min-height:320px}
.bobey5i7{position:absolute;inset:0;background:linear-gradient(to right,rgba(26,26,46,.85) 0%,rgba(26,26,46,.4) 60%,transparent 100%);display:flex;align-items:center;padding:0 60px}
.a5zbyq0{max-width:560px;color:#fff}
.a5zbyq0 h1{font-size:38px;margin-bottom:12px;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.a5zbyq0 h1 em{font-style:normal;color:#FF6B8A}
.a5zbyq0 p{font-size:16px;opacity:.9;margin-bottom:24px;line-height:1.8}
.a5zbyq0 .uz7bg{display:inline-block;padding:12px 36px;background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff;border-radius:30px;font-size:15px;font-weight:600;transition:transform .3s,box-shadow .3s}
.a5zbyq0 .uz7bg:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(255,107,138,.4)}

/* ===== 通用容器 ===== */
.rs1i6zll{max-width:1280px;margin:0 auto;padding:0 20px}

/* ===== 区块标题 ===== */
.mnnjnkx{padding:50px 0}
.gfwmg{text-align:center;margin-bottom:40px}
.gfwmg h2{font-size:30px;color:#1a1a2e;margin-bottom:8px}
.gfwmg h2 em{font-style:normal;color:#FF6B8A}
.gfwmg p{color:#777;font-size:15px}
.gfwmg .bsms2q{width:60px;height:4px;background:linear-gradient(90deg,#FF6B8A,#E8A0BF);margin:12px auto 0;border-radius:2px}

/* ===== 视频卡片网格 ===== */
.yz6f1b{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.a7jhrk{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s;cursor:pointer}
.a7jhrk:hover{transform:translateY(-6px);box-shadow:0 12px 35px rgba(255,107,138,.15)}
.a7jhrk .rab4v9{position:relative;overflow:hidden;aspect-ratio:4/3}
.a7jhrk .rab4v9 img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.a7jhrk:hover .rab4v9 img{transform:scale(1.08)}
.a7jhrk .nkth3uj{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.25);opacity:0;transition:opacity .3s}
.a7jhrk:hover .nkth3uj{opacity:1}
.a7jhrk .nkth3uj i{width:56px;height:56px;background:rgba(255,107,138,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px}
.a7jhrk .nkth3uj i::after{content:'';width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:4px}
.a7jhrk .bg8ls{padding:14px 16px}
.a7jhrk .bg8ls h3{font-size:15px;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.5}
.a7jhrk .bg8ls .lqx08{display:flex;align-items:center;gap:12px;font-size:12px;color:#999}
.a7jhrk .bg8ls .lqx08 span{display:flex;align-items:center;gap:3px}
.a7jhrk .t92r4gcf{position:absolute;top:10px;left:10px;background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff;font-size:11px;padding:3px 10px;border-radius:12px;font-weight:600}
.a7jhrk .cqluom3{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.75);color:#fff;font-size:11px;padding:2px 8px;border-radius:4px;font-weight:600;letter-spacing:.5px}

/* ===== 分类标签 ===== */
.egs48{display:flex;gap:10px;justify-content:center;margin-bottom:30px;flex-wrap:wrap}
.egs48 a{padding:8px 22px;border-radius:20px;font-size:14px;color:#666;background:#f0f0f0;transition:all .3s}
.egs48 a:hover,.egs48 a.active{background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff}

/* ===== 服务网格（6列） ===== */
.nhlhy{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ny569a{width:80px;height:80px;background:linear-gradient(135deg,#FF6B8A,#C94070);border-radius:20px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:36px;color:#fff}

/* ===== 社区功能网格（6列） ===== */
.diymlm{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ===== 专家展示 ===== */
.llvfb0pp{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.vlhcnin{background:#fff;border-radius:16px;padding:30px;text-align:center;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s}
.vlhcnin:hover{transform:translateY(-4px)}
.vlhcnin img{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:4px solid #FFE4EC}
.vlhcnin h4{font-size:18px;margin-bottom:4px}
.vlhcnin .du8nh{color:#FF6B8A;font-size:13px;margin-bottom:10px}
.vlhcnin p{font-size:13px;color:#777;margin-bottom:16px;line-height:1.7}
.vlhcnin .jm0dfr9{display:flex;gap:10px;justify-content:center}
.vlhcnin .jm0dfr9 a{padding:6px 18px;border-radius:20px;font-size:13px;border:1px solid #FF6B8A;color:#FF6B8A;transition:all .3s}
.vlhcnin .jm0dfr9 a:hover{background:#FF6B8A;color:#fff}

/* ===== 资质展示 ===== */
.h0b211h4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.zi5scmx2{text-align:center;padding:30px 20px;background:#fff;border-radius:16px;box-shadow:0 4px 20px rgba(0,0,0,.06);transition:transform .3s}
.zi5scmx2:hover{transform:translateY(-4px)}
.szfpw{font-size:48px;margin-bottom:16px;display:block}
.zi5scmx2 h5{font-size:16px;margin-bottom:8px;color:#1a1a2e}
.zi5scmx2 p{font-size:13px;color:#777;line-height:1.7}

/* ===== FAQ 手风琴 ===== */
.zafes{max-width:800px;margin:0 auto}
.ljf34zi0{background:#fff;border-radius:12px;margin-bottom:12px;box-shadow:0 2px 12px rgba(0,0,0,.04);overflow:hidden}
.ljf34zi0 .v0wjfv{padding:18px 24px;font-size:15px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.ljf34zi0 .v0wjfv:hover{background:#FFF5F7}
.ljf34zi0 .v0wjfv::after{content:'+';font-size:22px;color:#FF6B8A;transition:transform .3s}
.ljf34zi0.open .v0wjfv::after{transform:rotate(45deg)}
.ljf34zi0 .u0h4tv4t{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s;font-size:14px;color:#666;line-height:1.8}
.ljf34zi0.open .u0h4tv4t{max-height:300px;padding:0 24px 18px}

/* ===== 用户评论 ===== */
.gpzg717v{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ines2x7t{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.ines2x7t .aalch{color:#FFB800;font-size:14px;margin-bottom:10px;letter-spacing:2px}
.ines2x7t p{font-size:14px;color:#555;line-height:1.8;margin-bottom:14px}
.ines2x7t .x9g3jmvn{display:flex;align-items:center;gap:10px;font-size:13px;color:#999}
.ines2x7t .x9g3jmvn .jfzawlrv{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#FF6B8A,#E8A0BF);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:14px}

/* ===== 合作品牌 ===== */
.hrwme{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.hrwme .gat3u1{background:#fff;padding:16px 30px;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.04);font-size:16px;font-weight:600;color:#555;transition:all .3s}
.hrwme .gat3u1:hover{box-shadow:0 4px 20px rgba(255,107,138,.15);color:#FF6B8A}

/* ===== How-To 指南 ===== */
.gvlmwr0{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:30px}
.m708e6zi{text-align:center;padding:24px;background:#fff;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.04)}
.m708e6zi .qzldrjom{width:48px;height:48px;background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin:0 auto 14px}
.m708e6zi h4{font-size:16px;margin-bottom:8px}
.m708e6zi p{font-size:13px;color:#777;line-height:1.7}

/* ===== 联系我们 ===== */
.pfjats{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.t6dqn{background:#fff;border-radius:16px;padding:30px;box-shadow:0 4px 20px rgba(0,0,0,.06)}
.t6dqn h3{font-size:20px;margin-bottom:20px;color:#1a1a2e}
.t6dqn .xmp6ygf{display:flex;gap:12px;margin-bottom:16px;font-size:14px;color:#555}
.t6dqn .xmp6ygf .slv2n{width:36px;height:36px;background:#FFF0F3;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#FF6B8A;font-weight:700;flex-shrink:0}
.jny5j{display:flex;gap:30px;justify-content:center}
.jny5j .wy08p{text-align:center}
.jny5j .wy08p img{width:160px;height:160px;object-fit:cover;border-radius:10px;margin-bottom:8px}
.jny5j .wy08p span{font-size:13px;color:#777}

/* ===== 社交分享 ===== */
.iafvl2d{display:flex;gap:12px;justify-content:center;padding:20px 0}
.iafvl2d a{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;transition:transform .3s}
.iafvl2d a:hover{transform:scale(1.15)}
.iafvl2d .ri38821{background:#07C160}
.iafvl2d .ryz9bn{background:#E6162D}
.iafvl2d .r01d8q1g{background:#161823}
.iafvl2d .xnc4g7bu{background:#00A1D6}

/* ===== 页脚 ===== */
.mgktgpe{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);color:rgba(255,255,255,.7);padding:50px 0 0}
.uoim2{max-width:1280px;margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.mgktgpe h4{color:#fff;font-size:16px;margin-bottom:16px}
.mgktgpe p,.mgktgpe a{font-size:13px;color:rgba(255,255,255,.6);line-height:2}
.mgktgpe a:hover{color:#FF6B8A}
.mgktgpe .cnmx9{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.mgktgpe .cnmx9 img{height:36px}
.mgktgpe .cnmx9 span{color:#fff;font-size:18px;font-weight:700}
.hm51zth{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding:20px;text-align:center;font-size:12px;color:rgba(255,255,255,.4)}

/* ===== 视频标签云 ===== */
.p7pvbkr{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}
.p7pvbkr a{padding:6px 16px;border-radius:16px;font-size:13px;background:#FFF0F3;color:#C94070;transition:all .3s}
.p7pvbkr a:hover{background:linear-gradient(135deg,#FF6B8A,#C94070);color:#fff}

/* ===== 内页视频播放 ===== */
.c0rcre7y{max-width:960px;margin:30px auto;background:#000;border-radius:12px;overflow:hidden;aspect-ratio:16/9}
.c0rcre7y video{width:100%;height:100%;object-fit:contain}
.yo51c9{max-width:960px;margin:0 auto;padding:20px 0}
.yo51c9 h1{font-size:24px;margin-bottom:12px}
.yo51c9 .br38s8zl{display:flex;gap:20px;font-size:14px;color:#888;margin-bottom:16px;flex-wrap:wrap}
.yo51c9 .benzibm{font-size:14px;color:#555;line-height:1.8;background:#fff;padding:20px;border-radius:12px}
.yo51c9 .dqly8o{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.yo51c9 .dqly8o a{padding:4px 14px;border-radius:14px;font-size:12px;background:#FFF0F3;color:#C94070}

/* ===== 内页通用 ===== */
.t6ntyeu{background:linear-gradient(135deg,#1a1a2e 0%,#2d1b4e 100%);padding:50px 0;text-align:center;color:#fff}
.t6ntyeu h1{font-size:32px;margin-bottom:8px}
.t6ntyeu h1 em{font-style:normal;color:#FF6B8A}
.t6ntyeu p{opacity:.8;font-size:15px}
.yipby{max-width:960px;margin:40px auto;padding:0 20px}
.yipby p{font-size:15px;line-height:2;color:#444;margin-bottom:20px}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .yz6f1b{grid-template-columns:repeat(3,1fr)}
  .llvfb0pp{grid-template-columns:repeat(2,1fr)}
  .uoim2{grid-template-columns:1fr 1fr}
  .gvlmwr0{grid-template-columns:repeat(2,1fr)}
  .nhlhy{grid-template-columns:repeat(2,1fr)}
  .diymlm{grid-template-columns:repeat(2,1fr)}
  .h0b211h4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .ua3b5{display:none;position:absolute;top:64px;left:0;right:0;background:#1a1a2e;flex-direction:column;padding:10px 0;box-shadow:0 10px 30px rgba(0,0,0,.2)}
  .ua3b5.open{display:flex}
  .ua3b5 a{padding:12px 24px}
  .gml11{display:block}
  .yz6f1b{grid-template-columns:repeat(2,1fr);gap:16px}
  .llvfb0pp{grid-template-columns:1fr}
  .gpzg717v{grid-template-columns:1fr}
  .bobey5i7{padding:0 24px}
  .a5zbyq0 h1{font-size:26px}
  .pfjats{grid-template-columns:1fr}
  .uoim2{grid-template-columns:1fr}
  .gvlmwr0{grid-template-columns:1fr}
  .nhlhy{grid-template-columns:1fr}
  .diymlm{grid-template-columns:1fr}
  .h0b211h4{grid-template-columns:1fr}
  .mnnjnkx{padding:30px 0}
  .gfwmg h2{font-size:24px}
  .gpzg717v{grid-template-columns:1fr}
}
@media(max-width:480px){
  .yz6f1b{grid-template-columns:1fr}
  .nb8i6ikc{height:56px}
  .a5zbyq0 h1{font-size:22px}
}

/* ===== 懒加载 ===== */
img[loading="lazy"]{opacity:0;transition:opacity .5s}
img[loading="lazy"].loaded,img[loading="lazy"][src]{opacity:1}

/* ===== 动画 ===== */
.amc27{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.amc27.visible{opacity:1;transform:translateY(0)}