/* ===== 色虎视频 - 全站样式表 ===== */
/* 原创配色方案：虎红 #E63946 | 深邃蓝 #1D3557 | 暖橙 #F4A261 | 暗夜黑 #0A0E17 */

/* Reset & Base */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:#0A0E17;color:#F1FAEE;line-height:1.7;overflow-x:hidden}
a{color:#F4A261;text-decoration:none;transition:color .3s}
a:hover{color:#E63946}
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:#F1FAEE}

/* Container */
.syv8p{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== Header & Navigation ===== */
.pea8x9{background:rgba(10,14,23,.95);backdrop-filter:blur(10px);position:fixed;top:0;left:0;width:100%;z-index:1000;border-bottom:1px solid rgba(230,57,70,.2);transition:background .3s}
.khbeyw{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;max-width:1200px;margin:0 auto}
.sd7egf{display:flex;align-items:center;gap:10px}
.sd7egf img{height:42px;width:auto}
.qupzfp{font-size:1.4rem;font-weight:800;color:#E63946;letter-spacing:1px}
.qupzfp span{color:#F4A261}

.izepa{display:flex;align-items:center;gap:0}
.izepa a{padding:12px 18px;font-size:.95rem;color:#A8B2C1;font-weight:500;position:relative;transition:all .3s}
.izepa a:hover,.izepa a.active{color:#E63946}
.izepa a::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:#E63946;transition:width .3s}
.izepa a:hover::after,.izepa a.active::after{width:60%}

.zw0km9{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.zw0km9 span{width:24px;height:2px;background:#F1FAEE;transition:all .3s}

/* ===== Search Bar ===== */
.q6kfp1{background:rgba(20,27,45,.8);padding:12px 0;border-bottom:1px solid rgba(29,53,87,.5);margin-top:65px}
.t5xi6{max-width:600px;margin:0 auto;display:flex;gap:0;padding:0 20px}
.t5xi6 input{flex:1;padding:10px 18px;background:rgba(241,250,238,.08);border:1px solid rgba(168,178,193,.2);border-right:none;border-radius:6px 0 0 6px;color:#F1FAEE;font-size:.9rem;outline:none;transition:border-color .3s}
.t5xi6 input:focus{border-color:#E63946}
.t5xi6 input::placeholder{color:#A8B2C1}
.t5xi6 button{padding:10px 24px;background:#E63946;color:#fff;border:none;border-radius:0 6px 6px 0;cursor:pointer;font-size:.9rem;font-weight:600;transition:background .3s}
.t5xi6 button:hover{background:#c62d3a}

/* ===== Hero Section ===== */
.ig7g2ql{position:relative;height:520px;overflow:hidden}
.w3tsg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.6)}
.yher0ts{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,23,.3) 0%,rgba(10,14,23,.85) 100%)}
.bulvnpai{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:0 20px}
.ig7g2ql h1{font-size:2.8rem;margin-bottom:16px;text-shadow:0 2px 20px rgba(0,0,0,.5)}
.ig7g2ql h1 .qughco4{color:#E63946}
.ig7g2ql p{font-size:1.15rem;color:#A8B2C1;max-width:650px;margin-bottom:24px}
.hkx0jj5{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hkx0jj5 span{padding:6px 16px;background:rgba(230,57,70,.15);border:1px solid rgba(230,57,70,.3);border-radius:20px;font-size:.85rem;color:#F4A261}

/* ===== Section Common ===== */
.section{padding:60px 0}
.d3kxy9{text-align:center;margin-bottom:40px}
.d3kxy9 h2{font-size:1.8rem;margin-bottom:10px}
.d3kxy9 h2 .hl{color:#E63946}
.d3kxy9 p{color:#A8B2C1;font-size:1rem;max-width:600px;margin:0 auto}
.g8d9f7{background:rgba(20,27,45,.5)}

/* ===== Video Cards Grid ===== */
.n95uvj{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.oj2m3m05{background:#141B2D;border-radius:10px;overflow:hidden;transition:transform .3s,box-shadow .3s;cursor:pointer}
.oj2m3m05:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(230,57,70,.15)}
.r0s2x{position:relative;padding-top:56.25%;overflow:hidden}
.r0s2x img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.oj2m3m05:hover .r0s2x img{transform:scale(1.08)}
.r0s2x video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.oj2m3m05:hover .r0s2x video{transform:scale(1.08)}
.feripeb8{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;background:rgba(230,57,70,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;pointer-events:none}
.feripeb8::after{content:'';border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.oj2m3m05:hover .feripeb8{opacity:1}
.kt4eqa{padding:14px}
.kt4eqa h3{font-size:.95rem;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nozfjv2{display:flex;gap:12px;font-size:.8rem;color:#A8B2C1}
.nozfjv2 span{display:flex;align-items:center;gap:4px}
.a0qdqh{display:inline-block;font-size:.75rem;color:#A8B2C1;margin-left:8px}
.bva357m{display:inline-block;padding:2px 8px;background:rgba(244,162,97,.12);color:#F4A261;border-radius:4px;font-size:.75rem;margin-top:6px}

/* ===== Feature Modules ===== */
.shlyl2{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.xiswa{background:#141B2D;border-radius:12px;padding:30px 24px;text-align:center;border:1px solid rgba(29,53,87,.4);transition:all .3s}
.xiswa:hover{border-color:#E63946;transform:translateY(-4px)}
.bxlrlrq{width:60px;height:60px;margin:0 auto 16px;background:linear-gradient(135deg,#E63946,#F4A261);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.6rem}
.xiswa h3{font-size:1.05rem;margin-bottom:8px}
.xiswa p{font-size:.88rem;color:#A8B2C1;line-height:1.6}

/* ===== Expert Section ===== */
.b3iuwtas{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ab9cok{background:#141B2D;border-radius:12px;padding:28px;text-align:center;border:1px solid rgba(29,53,87,.4);transition:all .3s}
.ab9cok:hover{border-color:#F4A261}
.qpc7et15{width:90px;height:90px;border-radius:50%;margin:0 auto 14px;overflow:hidden;border:3px solid #E63946}
.qpc7et15 img{width:100%;height:100%;object-fit:cover}
.ab9cok h3{font-size:1rem;margin-bottom:4px}
.ab9cok .title{color:#F4A261;font-size:.85rem;margin-bottom:10px}
.ab9cok p{font-size:.85rem;color:#A8B2C1;margin-bottom:14px;line-height:1.5}
.bxtniwb{display:flex;gap:10px;justify-content:center}
.hjyy6{padding:6px 16px;border-radius:6px;font-size:.8rem;font-weight:600;transition:all .3s;display:inline-block}
.z7sduv{background:#E63946;color:#fff}
.z7sduv:hover{background:#c62d3a;color:#fff}
.brnhh9uu{border:1px solid #F4A261;color:#F4A261}
.brnhh9uu:hover{background:#F4A261;color:#0A0E17}

/* ===== Partner Logos ===== */
.ko72dck{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.bof9ro{background:rgba(241,250,238,.06);border:1px solid rgba(168,178,193,.15);border-radius:10px;padding:18px 28px;font-size:.95rem;font-weight:600;color:#A8B2C1;transition:all .3s}
.bof9ro:hover{border-color:#E63946;color:#F1FAEE}

/* ===== Articles ===== */
.xvds2emt{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.rtb3e{background:#141B2D;border-radius:12px;padding:24px;border:1px solid rgba(29,53,87,.4);transition:all .3s}
.rtb3e:hover{border-color:#E63946;transform:translateY(-4px)}
.rtb3e h3{font-size:1rem;margin-bottom:10px;color:#F1FAEE;line-height:1.5}
.rtb3e p{font-size:.9rem;color:#A8B2C1;line-height:1.7;margin-bottom:12px}
.cvywkr{display:flex;gap:16px;font-size:.8rem;color:#7A8599;flex-wrap:wrap}
.cvywkr time{color:#F4A261}

/* ===== FAQ Section ===== */
.m6n7q{max-width:800px;margin:0 auto}
.pit9bv{background:#141B2D;border-radius:10px;margin-bottom:12px;border:1px solid rgba(29,53,87,.4);overflow:hidden}
.ke9674eh{padding:18px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:.95rem;transition:color .3s}
.ke9674eh:hover{color:#E63946}
.ke9674eh::after{content:'+';font-size:1.3rem;color:#E63946;transition:transform .3s}
.faq-item.active .ke9674eh::after{transform:rotate(45deg)}
.uwjzb4{padding:0 24px;max-height:0;overflow:hidden;transition:all .4s ease;color:#A8B2C1;font-size:.9rem;line-height:1.7}
.faq-item.active .uwjzb4{padding:0 24px 18px;max-height:300px}

/* ===== Reviews ===== */
.p6kmc{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pnguvg9{background:#141B2D;border-radius:12px;padding:24px;border:1px solid rgba(29,53,87,.4)}
.dxtrtx{color:#F4A261;font-size:1rem;margin-bottom:10px;letter-spacing:2px}
.pnguvg9 p{font-size:.9rem;color:#A8B2C1;line-height:1.6;margin-bottom:12px;font-style:italic}
.epwml70{font-size:.85rem;font-weight:600;color:#F1FAEE}
.nfwk9i{font-size:.78rem;color:#A8B2C1}

/* ===== Contact Section ===== */
.uh6c1a{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;align-items:start}
.gttnvk4i{background:#141B2D;border-radius:12px;padding:30px;border:1px solid rgba(29,53,87,.4)}
.gttnvk4i h3{font-size:1.1rem;margin-bottom:16px;color:#E63946}
.xcvhk9{display:flex;gap:10px;margin-bottom:12px;font-size:.9rem;color:#A8B2C1;align-items:flex-start}
.xcvhk9 strong{color:#F1FAEE;min-width:70px}
.uwnf5uz{display:flex;gap:20px;margin-top:20px}
.lcn7z{text-align:center}
.lcn7z img{width:120px;height:120px;border-radius:8px;margin-bottom:6px}
.lcn7z span{font-size:.8rem;color:#A8B2C1}

/* ===== How-To Guide ===== */
.hxx5x{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.vtnlq{text-align:center;padding:24px 16px}
.kboab9ok{width:44px;height:44px;background:linear-gradient(135deg,#E63946,#F4A261);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-weight:800;font-size:1.1rem;color:#fff}
.vtnlq h4{font-size:.95rem;margin-bottom:6px}
.vtnlq p{font-size:.82rem;color:#A8B2C1}

/* ===== Share Buttons ===== */
.ouzsr{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.egk65e{padding:8px 20px;border-radius:6px;font-size:.85rem;font-weight:600;color:#fff;transition:all .3s;cursor:pointer;border:none}
.kd2t0{background:#07C160}
.ek4o1s1{background:#E6162D}
.w9urz{background:#161823}
.fprlapoy{background:#00A1D6}
.egk65e:hover{opacity:.85;transform:translateY(-2px)}

/* ===== Footer ===== */
.oj18pes{background:#080C14;border-top:1px solid rgba(29,53,87,.4);padding:40px 0 20px}
.yey107wr{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.l0mm0rr .qupzfp{font-size:1.2rem;margin-bottom:10px}
.l0mm0rr p{font-size:.85rem;color:#A8B2C1;line-height:1.6}
.dseyacmo h4{font-size:.95rem;margin-bottom:14px;color:#F4A261}
.dseyacmo a{display:block;font-size:.85rem;color:#A8B2C1;padding:4px 0;transition:color .3s}
.dseyacmo a:hover{color:#E63946}
.q1yfvdjt{text-align:center;padding-top:20px;border-top:1px solid rgba(29,53,87,.3);font-size:.82rem;color:#A8B2C1}
.q1yfvdjt .p2qgg8l{margin-top:6px;font-size:.78rem}

/* ===== Breadcrumb ===== */
.x0w5ba5m{padding:14px 0;font-size:.85rem;color:#A8B2C1;margin-top:65px}
.x0w5ba5m a{color:#F4A261}
.x0w5ba5m span{margin:0 8px;color:#A8B2C1}

/* ===== Inner Page Content ===== */
.g8gew4{background:#141B2D;padding:50px 0;margin-top:65px;text-align:center;border-bottom:1px solid rgba(29,53,87,.4)}
.g8gew4 h1{font-size:2rem;margin-bottom:10px}
.g8gew4 p{color:#A8B2C1;font-size:1rem}
.zkms6{padding:40px 0}
.zkms6 h2{font-size:1.5rem;margin-bottom:16px;color:#E63946}
.zkms6 p{font-size:.95rem;color:#A8B2C1;line-height:1.8;margin-bottom:16px}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .n95uvj{grid-template-columns:repeat(3,1fr)}
  .shlyl2{grid-template-columns:repeat(2,1fr)}
  .b3iuwtas{grid-template-columns:repeat(2,1fr)}
  .yey107wr{grid-template-columns:repeat(2,1fr)}
  .hxx5x{grid-template-columns:repeat(2,1fr)}
  .xvds2emt{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .khbeyw{flex-wrap:wrap}
  .izepa{display:none;width:100%;flex-direction:column;background:#0A0E17;padding:10px 0}
  .main-nav.show{display:flex}
  .zw0km9{display:flex}
  .ig7g2ql h1{font-size:1.8rem}
  .ig7g2ql{height:400px}
  .n95uvj{grid-template-columns:repeat(2,1fr)}
  .shlyl2{grid-template-columns:1fr}
  .b3iuwtas{grid-template-columns:1fr}
  .p6kmc{grid-template-columns:1fr}
  .uh6c1a{grid-template-columns:1fr}
  .yey107wr{grid-template-columns:1fr}
  .hxx5x{grid-template-columns:1fr}
  .xvds2emt{grid-template-columns:1fr}
  .section{padding:40px 0}
  .d3kxy9 h2{font-size:1.4rem}
}
@media(max-width:480px){
  .n95uvj{grid-template-columns:1fr}
  .ig7g2ql h1{font-size:1.5rem}
  .ig7g2ql{height:340px}
  .qupzfp{font-size:1.1rem}
}

/* ===== Lazy Load ===== */
img[loading="lazy"]{transition:opacity .4s}

/* ===== Animations ===== */
.fade-in{opacity:0;transform:translateY(20px);transition:all .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}