/* ========================================
   幼幼 全站样式表
   品牌色：#E8456B / #FF7E5F / #1A1A2E
   ======================================== */

/* Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:#333;background:#FFF5F7;line-height:1.7}
a{color:#E8456B;text-decoration:none;transition:color .3s}
a:hover{color:#FF7E5F}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:700;color:#1A1A2E;line-height:1.3}

/* Container */
.naqjdl{max-width:1200px;margin:0 auto;padding:0 20px}

/* ========== Header ========== */
.eqnw7hv{background:#1A1A2E;position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.rcrm8{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;max-width:1200px;margin:0 auto}
.makg2{display:flex;align-items:center;gap:8px}
.ijcxzll{height:36px;width:auto;flex-shrink:0}
.ohh4v{height:36px;width:auto}
.n09n8ir{color:#fff;font-size:1.25rem;font-weight:700}

/* Navigation */
.zaxmz ul{display:flex;gap:4px}
.zaxmz a{color:#ddd;padding:8px 14px;border-radius:6px;font-size:.92rem;transition:all .3s;white-space:nowrap}
.zaxmz a:hover,.zaxmz a.active{color:#fff;background:linear-gradient(135deg,#E8456B,#FF7E5F)}
.zroxnfa{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}

/* Search Bar */
.xxwit{background:linear-gradient(135deg,#E8456B,#FF7E5F);padding:12px 0}
.xxwit .naqjdl{display:flex;justify-content:center}
.u9nvwa{display:flex;max-width:600px;width:100%;background:#fff;border-radius:30px;overflow:hidden;box-shadow:0 2px 8px rgba(232,69,107,.2)}
.u9nvwa input{flex:1;border:none;padding:10px 20px;font-size:.95rem;outline:none;background:transparent}
.u9nvwa button{background:linear-gradient(135deg,#E8456B,#FF7E5F);color:#fff;border:none;padding:10px 24px;cursor:pointer;font-size:.95rem;transition:opacity .3s}
.u9nvwa button:hover{opacity:.85}

/* ========== Hero ========== */
.et33e{position:relative;height:520px;background:url('../images/hero-bg.jpg') center/cover no-repeat;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.et33e::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(26,26,46,.7),rgba(232,69,107,.4))}
.jx9nmt{position:relative;z-index:2;color:#fff;max-width:700px;padding:0 20px}
.jx9nmt h1{font-size:2.8rem;margin-bottom:16px;text-shadow:0 2px 8px rgba(0,0,0,.3);color:#fff}
.jx9nmt p{font-size:1.15rem;margin-bottom:20px;opacity:.95}
.dkv9d4f{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.dkv9d4f .badge{background:rgba(255,255,255,.18);backdrop-filter:blur(6px);padding:6px 18px;border-radius:20px;font-size:.88rem;color:#fff;border:1px solid rgba(255,255,255,.25)}
.chrqa{display:inline-block;background:linear-gradient(135deg,#E8456B,#FF7E5F);color:#fff;padding:14px 36px;border-radius:30px;font-size:1.05rem;font-weight:600;transition:transform .3s,box-shadow .3s}
.chrqa:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(232,69,107,.4);color:#fff}

/* ========== Section Common ========== */
.nz8i4fo1{padding:60px 0}
.pa7eg{background:#fff}
.u3aysjf{background:#1A1A2E;color:#fff}
.u3aysjf h2,.u3aysjf h3{color:#fff}
.p87zeqh{text-align:center;margin-bottom:40px}
.p87zeqh h2{font-size:2rem;margin-bottom:10px;position:relative;display:inline-block}
.p87zeqh h2::after{content:'';display:block;width:60px;height:3px;background:linear-gradient(135deg,#E8456B,#FF7E5F);margin:10px auto 0;border-radius:2px}
.p87zeqh p{color:#666;font-size:1rem;margin-top:8px}
.ikxdq{display:inline-block;background:linear-gradient(135deg,#E8456B,#FF7E5F);color:#fff;padding:4px 14px;border-radius:12px;font-size:.78rem;margin-top:10px}

/* ========== Video Cards ========== */
.uyvmi{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px}
.oz90x8{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .3s,box-shadow .3s}
.oz90x8:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(232,69,107,.15)}
.g60p97j{position:relative;padding-top:56.25%;overflow:hidden;cursor:pointer}
.g60p97j img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.oz90x8:hover .g60p97j img{transform:scale(1.05)}
.eou5nxe{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:rgba(232,69,107,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.g60p97j:hover .eou5nxe{opacity:1}
.eou5nxe::after{content:'';display:block;width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:4px}
.j7oq1e{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem;z-index:3}
.vy4jwzm{padding:16px}
.vy4jwzm h3{font-size:1.05rem;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mui8d2{display:flex;gap:16px;color:#999;font-size:.85rem}
.mui8d2 span{display:flex;align-items:center;gap:4px}
.ub47n0{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.ub47n0 span{background:#FFF0F3;color:#E8456B;padding:2px 10px;border-radius:12px;font-size:.78rem}

/* ========== Feature Modules ========== */
.wcgxyb{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px}
.hkvvn2{background:#fff;border-radius:12px;padding:30px 24px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.05);transition:transform .3s}
.hkvvn2:hover{transform:translateY(-4px)}
.adx6g{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,#E8456B,#FF7E5F);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:#fff}
.hkvvn2 h3{font-size:1.1rem;margin-bottom:8px}
.hkvvn2 p{color:#666;font-size:.9rem;line-height:1.6}

/* ========== Expert Section ========== */
.mmzkkaa{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:24px}
.rd6dr3ga{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);text-align:center;padding:30px 20px;transition:transform .3s}
.rd6dr3ga:hover{transform:translateY(-4px)}
.c2l5v{width:100px;height:100px;border-radius:50%;margin:0 auto 16px;object-fit:cover;border:3px solid #E8456B}
.rd6dr3ga h3{font-size:1.1rem;margin-bottom:4px}
.rd6dr3ga .title{color:#E8456B;font-size:.85rem;margin-bottom:8px}
.rd6dr3ga p{color:#666;font-size:.88rem;line-height:1.6;margin-bottom:12px}
.gbr4pnp{display:flex;gap:8px;justify-content:center}
.os3eyx82{padding:6px 16px;border-radius:20px;font-size:.82rem;border:1px solid #E8456B;color:#E8456B;transition:all .3s}
.os3eyx82:hover{background:#E8456B;color:#fff}
.os3eyx82.ka5z3o{background:linear-gradient(135deg,#E8456B,#FF7E5F);color:#fff;border-color:transparent}

/* ========== Partners ========== */
.mtqdk3qf{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.mtqdk3qf img{height:60px;width:auto;opacity:.7;transition:opacity .3s;filter:grayscale(30%)}
.mtqdk3qf img:hover{opacity:1;filter:none}

/* ========== Reviews ========== */
.zrzssn{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.x3qpn70x{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.yhc74s{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.yhc74s img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.yhc74s .name{font-weight:600;font-size:.95rem}
.yhc74s .date{color:#999;font-size:.8rem}
.a3f8ono{color:#FFD700;margin-bottom:8px;font-size:.9rem}
.x3qpn70x p{color:#555;font-size:.9rem;line-height:1.7}

/* ========== FAQ ========== */
.u6rgzsjs{max-width:800px;margin:0 auto}
.fot7p07{background:#fff;border-radius:10px;margin-bottom:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.zf7rrlhy{padding:18px 24px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.zf7rrlhy:hover{background:#FFF0F3}
.zf7rrlhy::after{content:'+';font-size:1.3rem;color:#E8456B;transition:transform .3s}
.fot7p07.active .zf7rrlhy::after{transform:rotate(45deg)}
.z49yh{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;color:#666;font-size:.92rem;line-height:1.7}
.fot7p07.active .z49yh{max-height:300px;padding:0 24px 18px}

/* ========== Contact ========== */
.x7va4{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.ieax4i9{background:#fff;border-radius:12px;padding:24px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.05)}
.ieax4i9 h3{font-size:1.05rem;margin-bottom:12px;color:#E8456B}
.ieax4i9 p{color:#666;font-size:.9rem;line-height:1.8}
.ieax4i9 img{max-width:160px;margin:12px auto 0;border-radius:8px}

/* ========== How-To Guide ========== */
.s3ini{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:24px;margin-top:30px}
.wg4d9{text-align:center;padding:24px}
.nji98dk0{width:48px;height:48px;background:linear-gradient(135deg,#E8456B,#FF7E5F);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.3rem;font-weight:700;margin:0 auto 14px}
.wg4d9 h4{margin-bottom:8px;font-size:1rem}
.wg4d9 p{color:#666;font-size:.88rem}

/* ========== Share Buttons ========== */
.tyml5gj{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.a0uip{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:20px;font-size:.85rem;color:#fff;transition:opacity .3s}
.a0uip:hover{opacity:.85;color:#fff}
.a0uip.ami1gf0{background:#07C160}
.a0uip.zmphv{background:#E6162D}
.a0uip.vsl3dw9k{background:#161823}
.a0uip.i7pq9{background:#00A1D6}

/* ========== Footer ========== */
.e9mk8{background:#1A1A2E;color:#ccc;padding:40px 0 20px}
.numzwfye{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px;margin-bottom:30px}
.zdd4p h4{color:#fff;font-size:1rem;margin-bottom:14px;position:relative;padding-bottom:8px}
.zdd4p h4::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:2px;background:linear-gradient(135deg,#E8456B,#FF7E5F)}
.zdd4p p,.zdd4p a{color:#aaa;font-size:.88rem;line-height:1.8}
.zdd4p a:hover{color:#E8456B}
.zdd4p img{max-width:120px;border-radius:6px;margin-top:8px}
.cu1yk9{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:.85rem;color:#888}
.cu1yk9 a{color:#E8456B;margin:0 4px}

/* ========== Breadcrumb ========== */
.hjv0nj5t{padding:14px 0;font-size:.88rem;color:#999}
.hjv0nj5t a{color:#E8456B}
.hjv0nj5t span{margin:0 6px;color:#ccc}

/* ========== Inner Page ========== */
.ln8b7p6{background:linear-gradient(135deg,#1A1A2E,#E8456B);padding:60px 0;text-align:center;color:#fff}
.ln8b7p6 h1{font-size:2.2rem;color:#fff;margin-bottom:10px}
.ln8b7p6 p{opacity:.9;font-size:1rem}
.psme8c{padding:40px 0}
.psme8c h2{font-size:1.6rem;margin-bottom:20px;color:#1A1A2E}
.psme8c p{color:#555;line-height:1.8;margin-bottom:16px}

/* ========== Responsive ========== */
@media(max-width:768px){
  .rcrm8{flex-wrap:wrap}
  .zaxmz{display:none;width:100%;order:3}
  .zaxmz.active{display:block}
  .zaxmz ul{flex-direction:column;padding:10px 0}
  .zaxmz a{display:block;padding:10px 16px}
  .zroxnfa{display:block}
  .et33e{height:400px}
  .jx9nmt h1{font-size:1.8rem}
  .dkv9d4f .badge{font-size:.78rem;padding:4px 12px}
  .uyvmi{grid-template-columns:1fr}
  .wcgxyb{grid-template-columns:1fr 1fr}
  .mmzkkaa{grid-template-columns:1fr}
  .numzwfye{grid-template-columns:1fr 1fr}
  .nz8i4fo1{padding:40px 0}
  .p87zeqh h2{font-size:1.5rem}
  .ohh4v{height:28px}
}
@media(max-width:480px){
  .wcgxyb{grid-template-columns:1fr}
  .numzwfye{grid-template-columns:1fr}
  .u9nvwa{flex-direction:column;border-radius:12px}
  .u9nvwa button{border-radius:0 0 12px 12px}
  .dkv9d4f{flex-direction:column;align-items:center}
}