/* ===== 里番网 - 原创样式表 ===== */
/* 配色方案：深邃夜蓝 #1A1E2E | 活力橙红 #FF6B35 | 薄荷绿 #00D4AA | 浅灰白 #F5F7FA */

/* ===== 基础重置 ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;color:#2D3142;background:#F5F7FA;line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit;transition:color .3s}
a:hover{color:#FF6B35}
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}

/* ===== 容器 ===== */
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部导航 ===== */
.xoyci9x{background:linear-gradient(135deg,#1A1E2E 0%,#2D3E50 100%);position:sticky;top:0;z-index:1000;box-shadow:0 2px 12px rgba(0,0,0,.15)}
.zuqrk{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;max-width:1200px;margin:0 auto}
.fz0r6f{display:flex;align-items:center;gap:10px}
.fz0r6f img{height:42px;width:auto}
.fz0r6f span{color:#fff;font-size:18px;font-weight:700;white-space:nowrap}
.z04a1{display:flex;align-items:center;gap:0}
.z04a1 a{color:#ddd;padding:12px 16px;font-size:15px;transition:all .3s;position:relative}
.z04a1 a:hover,.z04a1 a.active{color:#FF6B35}
.z04a1 a::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:#FF6B35;transition:width .3s}
.z04a1 a:hover::after,.z04a1 a.active::after{width:60%}
.ndb5r3r{display:none;background:none;border:none;color:#fff;font-size:24px;cursor:pointer}

/* ===== 搜索框 ===== */
.pqva3{background:#1A1E2E;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.pqva3 .container{display:flex;justify-content:center}
.mmzcfz{display:flex;max-width:600px;width:100%;position:relative}
.mmzcfz input{flex:1;padding:10px 18px;border:2px solid #FF6B35;border-right:none;border-radius:25px 0 0 25px;font-size:14px;outline:none;background:#fff;color:#2D3142}
.mmzcfz button{padding:10px 28px;background:#FF6B35;color:#fff;border:2px solid #FF6B35;border-radius:0 25px 25px 0;cursor:pointer;font-size:14px;font-weight:600;transition:background .3s}
.mmzcfz button:hover{background:#e55a28}

/* ===== 面包屑 ===== */
.p35j8n{padding:12px 0;font-size:13px;color:#888}
.p35j8n a{color:#FF6B35}
.p35j8n span{margin:0 6px;color:#ccc}

/* ===== Hero 轮播区 ===== */
.wn36o{position:relative;overflow:hidden;background:#1A1E2E}
.do5exo0a{position:relative;height:480px}
.rmww8m4m{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .8s ease-in-out}
.hero-slide.active{opacity:1}
.rmww8m4m img{width:100%;height:100%;object-fit:cover}
.a5gys5yf{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(to right,rgba(26,30,46,.85) 0%,rgba(26,30,46,.3) 100%);display:flex;align-items:center;padding:0 60px}
.t4ax9{max-width:550px}
.t4ax9 h1{color:#fff;font-size:36px;margin-bottom:16px;line-height:1.3}
.t4ax9 p{color:rgba(255,255,255,.85);font-size:16px;margin-bottom:24px}
.ym1lg{display:inline-block;padding:12px 32px;background:#FF6B35;color:#fff;border-radius:25px;font-weight:600;transition:all .3s;font-size:15px}
.ym1lg:hover{background:#e55a28;transform:translateY(-2px);color:#fff}
.p1ajm{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.p1ajm span{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:background .3s}
.p1ajm span.active{background:#FF6B35}

/* ===== 通用区块标题 ===== */
.qvdowame{text-align:center;margin-bottom:40px}
.qvdowame h2{font-size:30px;color:#1A1E2E;margin-bottom:10px;position:relative;display:inline-block}
.qvdowame h2::after{content:'';display:block;width:60px;height:3px;background:#FF6B35;margin:10px auto 0}
.qvdowame p{color:#666;font-size:15px;margin-top:8px}

/* ===== 视频卡片 ===== */
.dqh2d{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.crb08bhx{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:all .3s;cursor:pointer}
.crb08bhx:hover{transform:translateY(-6px);box-shadow:0 8px 30px rgba(0,0,0,.12)}
.qhb5d{position:relative;padding-top:56.25%;overflow:hidden}
.qhb5d img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.crb08bhx:hover .qhb5d img{transform:scale(1.05)}
.zudhpa2z{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(255,107,53,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;z-index:5}
.crb08bhx:hover .zudhpa2z{opacity:1}
.zudhpa2z::after{content:'';width:0;height:0;border-style:solid;border-width:10px 0 10px 18px;border-color:transparent transparent transparent #fff;margin-left:3px}
.sgwowic{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;z-index:5}
.ppvys{padding:14px}
.ppvys h3{font-size:15px;color:#2D3142;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ldrt6ps1{display:flex;align-items:center;gap:12px;font-size:12px;color:#999}
.ldrt6ps1 .views::before{content:'▶ '}
.ldrt6ps1 .likes::before{content:'♥ '}
.qs19nod{display:inline-block;padding:2px 8px;background:rgba(255,107,53,.1);color:#FF6B35;border-radius:4px;font-size:11px;margin-top:6px}

/* ===== 内容区块 ===== */
.section{padding:60px 0}
.section-alt{background:#fff}
.section-dark{background:linear-gradient(135deg,#1A1E2E 0%,#2D3E50 100%);color:#fff}
.section-dark .qvdowame h2{color:#fff}
.section-dark .qvdowame p{color:rgba(255,255,255,.7)}

/* ===== 影视传媒模块 ===== */
.lahoxx{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.y3cpot{background:#fff;border-radius:12px;padding:30px;text-align:center;transition:all .3s;border:1px solid #eee}
.y3cpot:hover{border-color:#FF6B35;transform:translateY(-4px);box-shadow:0 8px 24px rgba(255,107,53,.1)}
.up6p9y{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,#FF6B35,#ff8f65);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff}
.y3cpot h3{font-size:18px;color:#1A1E2E;margin-bottom:8px}
.y3cpot p{font-size:14px;color:#666;line-height:1.6}

/* ===== AI赋能模块 ===== */
.yf7mgud{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.oqkqm{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:30px;text-align:center;transition:all .3s}
.oqkqm:hover{background:rgba(255,255,255,.15);transform:translateY(-4px)}
.oqkqm .n9iwbth6{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,#00D4AA,#00b894);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff}
.oqkqm h3{font-size:18px;margin-bottom:8px}
.oqkqm p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.6}

/* ===== 社区功能 ===== */
.r0rr8f{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.mswcp{display:flex;gap:20px;background:#fff;border-radius:12px;padding:24px;transition:all .3s;border:1px solid #eee}
.mswcp:hover{border-color:#00D4AA;box-shadow:0 6px 20px rgba(0,212,170,.1)}
.mswcp .scicd5s{flex-shrink:0;width:56px;height:56px;background:linear-gradient(135deg,#00D4AA,#00b894);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}
.mswcp h3{font-size:17px;color:#1A1E2E;margin-bottom:6px}
.mswcp p{font-size:14px;color:#666;line-height:1.6}

/* ===== 专家展示 ===== */
.ip69y{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.h5fk8inq{background:#fff;border-radius:12px;overflow:hidden;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:all .3s}
.h5fk8inq:hover{transform:translateY(-6px);box-shadow:0 8px 30px rgba(0,0,0,.12)}
.bhm7h{width:120px;height:120px;border-radius:50%;margin:24px auto 16px;overflow:hidden;border:3px solid #FF6B35}
.bhm7h img{width:100%;height:100%;object-fit:cover}
.h5fk8inq h3{font-size:17px;color:#1A1E2E;margin-bottom:4px}
.h5fk8inq .p166g{font-size:13px;color:#FF6B35;margin-bottom:8px}
.h5fk8inq p{font-size:13px;color:#666;padding:0 16px;line-height:1.5}
.iwlx5dwa{display:flex;justify-content:center;gap:10px;padding:16px}
.iwlx5dwa a{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:600;transition:all .3s}
.iwlx5dwa .a5u21i{background:#FF6B35;color:#fff}
.iwlx5dwa .a5u21i:hover{background:#e55a28}
.iwlx5dwa .n9ovnw{background:#f0f0f0;color:#2D3142}
.iwlx5dwa .n9ovnw:hover{background:#ddd}

/* ===== 合作品牌 ===== */
.ui5ox5{display:flex;justify-content:center;padding:20px 0}
.ui5ox5 img{max-width:900px;border-radius:12px}

/* ===== 用户评论 ===== */
.a1s4h{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.jtgu6fo3{background:#fff;border-radius:12px;padding:24px;border:1px solid #eee;transition:all .3s}
.jtgu6fo3:hover{border-color:#FF6B35;box-shadow:0 4px 16px rgba(255,107,53,.08)}
.n8wyn6b{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.bqe14k{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#FF6B35,#ff8f65);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px}
.yejep8ig{font-weight:600;color:#2D3142;font-size:15px}
.kpkiia{font-size:12px;color:#999}
.ailrei2{color:#FFB800;font-size:14px;margin-bottom:8px}
.sy2j6{font-size:14px;color:#555;line-height:1.7}

/* ===== FAQ ===== */
.rn3a8vg{max-width:800px;margin:0 auto}
.q9xskal{background:#fff;border-radius:10px;margin-bottom:12px;border:1px solid #eee;overflow:hidden}
.g1fn5y{padding:18px 24px;font-weight:600;color:#1A1E2E;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s;font-size:15px}
.g1fn5y:hover{background:#f8f9fa}
.g1fn5y::after{content:'+';font-size:20px;color:#FF6B35;transition:transform .3s;font-weight:700}
.faq-item.open .g1fn5y::after{content:'-'}
.yk896{padding:0 24px;max-height:0;overflow:hidden;transition:all .3s;font-size:14px;color:#666;line-height:1.7}
.faq-item.open .yk896{padding:0 24px 18px;max-height:500px}

/* ===== 联系我们 ===== */
.qcea8{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.l6mb9d h3{font-size:20px;color:#1A1E2E;margin-bottom:16px}
.x5k7umb{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px}
.x5k7umb .icon{flex-shrink:0;width:40px;height:40px;background:linear-gradient(135deg,#FF6B35,#ff8f65);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.x5k7umb .info strong{display:block;font-size:14px;color:#2D3142;margin-bottom:2px}
.x5k7umb .info span{font-size:13px;color:#666}
.my4tv7dw{display:flex;gap:30px;justify-content:center}
.my4tv7dw .a2cazu{text-align:center}
.my4tv7dw .a2cazu img{width:160px;height:160px;border-radius:10px;border:2px solid #eee}
.my4tv7dw .a2cazu p{margin-top:8px;font-size:13px;color:#666}

/* ===== 社交分享 ===== */
.kf0cn4x{display:flex;justify-content:center;gap:16px;padding:20px 0}
.f5xnn{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;border-radius:20px;font-size:13px;font-weight:600;color:#fff;transition:all .3s}
.f5xnn:hover{transform:translateY(-2px);color:#fff}
.share-btn.wechat{background:#07C160}
.share-btn.weibo{background:#E6162D}
.share-btn.douyin{background:#161823}
.share-btn.bilibili{background:#00A1D6}

/* ===== 页脚 ===== */
.er5n3mp{background:#1A1E2E;color:rgba(255,255,255,.7);padding:40px 0 0}
.tc9r0r{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.1)}
.cilu9cd img{height:36px;margin-bottom:12px}
.cilu9cd p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.5)}
.d7wqq2l h4{color:#fff;font-size:15px;margin-bottom:14px}
.d7wqq2l a{display:block;font-size:13px;color:rgba(255,255,255,.5);padding:4px 0;transition:color .3s}
.d7wqq2l a:hover{color:#FF6B35}
.vgspjt03{display:flex;justify-content:space-between;align-items:center;padding:20px 0;font-size:12px;color:rgba(255,255,255,.4)}
.vgspjt03 a{color:rgba(255,255,255,.5)}
.vgspjt03 a:hover{color:#FF6B35}

/* ===== How-To 指南 ===== */
.cgor889{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px}
.v5zyo{text-align:center;padding:24px;background:#fff;border-radius:12px;border:1px solid #eee}
.v5zyo .ld1h1q{width:48px;height:48px;background:linear-gradient(135deg,#FF6B35,#ff8f65);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px;font-weight:700;margin:0 auto 12px}
.v5zyo h3{font-size:15px;color:#1A1E2E;margin-bottom:6px}
.v5zyo p{font-size:13px;color:#666}

/* ===== 内页通用 ===== */
.lecgnjb{background:linear-gradient(135deg,#1A1E2E 0%,#2D3E50 100%);padding:50px 0;text-align:center}
.lecgnjb h1{color:#fff;font-size:32px;margin-bottom:10px}
.lecgnjb p{color:rgba(255,255,255,.7);font-size:15px}
.w3j1l{padding:50px 0}
.frg8lp4{max-width:900px;margin:0 auto;background:#fff;border-radius:12px;padding:40px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.frg8lp4 h2{font-size:22px;color:#1A1E2E;margin:24px 0 12px;padding-left:12px;border-left:3px solid #FF6B35}
.frg8lp4 p{font-size:15px;color:#555;line-height:1.8;margin-bottom:16px}
.frg8lp4 .g31os{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.frg8lp4 .g31os span{padding:4px 12px;background:rgba(255,107,53,.08);color:#FF6B35;border-radius:20px;font-size:12px}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .dqh2d{grid-template-columns:repeat(3,1fr)}
  .ip69y{grid-template-columns:repeat(2,1fr)}
  .tc9r0r{grid-template-columns:1fr 1fr}
  .cgor889{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .zuqrk{flex-wrap:wrap}
  .z04a1{display:none;width:100%;flex-direction:column;padding:10px 0}
  .main-nav.open{display:flex}
  .ndb5r3r{display:block}
  .do5exo0a{height:320px}
  .a5gys5yf{padding:0 20px}
  .t4ax9 h1{font-size:24px}
  .dqh2d{grid-template-columns:repeat(2,1fr)}
  .lahoxx{grid-template-columns:1fr}
  .yf7mgud{grid-template-columns:1fr}
  .r0rr8f{grid-template-columns:1fr}
  .ip69y{grid-template-columns:repeat(2,1fr)}
  .qcea8{grid-template-columns:1fr}
  .a1s4h{grid-template-columns:1fr}
  .tc9r0r{grid-template-columns:1fr}
  .cgor889{grid-template-columns:1fr}
  .section{padding:40px 0}
  .qvdowame h2{font-size:24px}
}
@media(max-width:480px){
  .dqh2d{grid-template-columns:1fr}
  .ip69y{grid-template-columns:1fr}
  .do5exo0a{height:240px}
  .t4ax9 h1{font-size:20px}
  .my4tv7dw{flex-direction:column;align-items:center}
}

/* ===== 更新通知 ===== */
.rmzdh{background:linear-gradient(90deg,#FF6B35,#ff8f65);padding:10px 0;font-size:13px;color:#fff;text-align:center}
.y2v8e6wa{display:inline-block;background:#fff;color:#FF6B35;padding:2px 10px;border-radius:12px;font-weight:700;font-size:12px;margin-right:8px}

/* ===== Hero H2 ===== */
.kiykw9c{color:#fff;font-size:32px;margin-bottom:16px;line-height:1.3}

/* ===== Logo文字 ===== */
.g7qcbza{height:36px!important;width:auto!important}

/* ===== video标签在卡片中 ===== */
.qhb5d video{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:1}
.qhb5d .ers5tv{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:2}
.crb08bhx:hover .ers5tv{opacity:0}

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

/* ===== 动画 ===== */
/* 所有内容默认可见，不依赖JS */