/* ============================================
   国产自拍 - 黑金奢华超模风格 原创CSS
   域名: he315080.cn
   配色: 墨黑#0D0D0D 金色#C9A96E 象牙白#F5F0E8
   ============================================ */

/* === 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','Hiragino Sans GB','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;background:#0D0D0D;color:#F5F0E8;line-height:1.7;overflow-x:hidden}
a{color:#C9A96E;text-decoration:none;transition:color .3s}
a:hover{color:#E8C97E}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:#F5F0E8}

/* === 容器 === */
.gv-wrap{max-width:1280px;margin:0 auto;padding:0 24px}
.gv-wrap-wide{max-width:1440px;margin:0 auto;padding:0 24px}

/* === 顶部导航 === */
.gv-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(13,13,13,.85);backdrop-filter:blur(12px);border-bottom:1px solid rgba(201,169,110,.15);transition:background .3s}
.gv-header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:1440px;margin:0 auto;padding:0 32px}
.gv-logo{display:flex;align-items:center;gap:10px}
.gv-logo img{height:42px;width:auto}
.gv-logo-text{font-size:22px;font-weight:700;color:#C9A96E;letter-spacing:2px}
.gv-nav{display:flex;align-items:center;gap:32px}
.gv-nav a{font-size:15px;color:#F5F0E8;font-weight:400;position:relative;padding:4px 0;transition:color .3s}
.gv-nav a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:#C9A96E;transition:width .3s}
.gv-nav a:hover::after,.gv-nav a.active::after{width:100%}
.gv-nav a:hover,.gv-nav a.active{color:#C9A96E}
.gv-menu-btn{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.gv-menu-btn span{width:24px;height:2px;background:#C9A96E;transition:transform .3s}

/* === 搜索框 === */
.gv-search-bar{background:rgba(201,169,110,.06);border-bottom:1px solid rgba(201,169,110,.1);padding:14px 0;margin-top:72px}
.gv-search-inner{max-width:680px;margin:0 auto;display:flex;gap:0;padding:0 24px}
.gv-search-inner input{flex:1;height:44px;background:rgba(245,240,232,.08);border:1px solid rgba(201,169,110,.25);border-right:none;border-radius:22px 0 0 22px;padding:0 20px;color:#F5F0E8;font-size:14px;outline:none;transition:border-color .3s}
.gv-search-inner input::placeholder{color:rgba(245,240,232,.4)}
.gv-search-inner input:focus{border-color:#C9A96E}
.gv-search-inner button{height:44px;padding:0 28px;background:linear-gradient(135deg,#C9A96E,#A8884E);border:none;border-radius:0 22px 22px 0;color:#0D0D0D;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .3s}
.gv-search-inner button:hover{opacity:.85}

/* === Hero区域 === */
.gv-hero{position:relative;height:75vh;min-height:520px;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.gv-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.gv-hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,13,13,.3) 0%,rgba(13,13,13,.8) 100%)}
.gv-hero-content{position:relative;z-index:2;max-width:800px;padding:0 24px}
.gv-hero h1{font-size:52px;font-weight:700;margin-bottom:16px;background:linear-gradient(135deg,#C9A96E 0%,#E8D5A8 50%,#C9A96E 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.gv-hero h2{font-size:20px;font-weight:300;color:rgba(245,240,232,.8);margin-bottom:28px;letter-spacing:4px}
.gv-hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.gv-hero-tags span{padding:6px 18px;border:1px solid rgba(201,169,110,.4);border-radius:20px;font-size:13px;color:#C9A96E;background:rgba(201,169,110,.08);transition:background .3s}
.gv-hero-tags span:hover{background:rgba(201,169,110,.2)}

/* === 通用区块标题 === */
.gv-section{padding:72px 0}
.gv-section-head{text-align:center;margin-bottom:48px}
.gv-section-head h2{font-size:32px;margin-bottom:10px;color:#F5F0E8}
.gv-section-head h2 em{font-style:normal;color:#C9A96E}
.gv-section-head p{font-size:15px;color:rgba(245,240,232,.55);max-width:600px;margin:0 auto}
.gv-gold-line{width:48px;height:3px;background:linear-gradient(90deg,#C9A96E,#E8D5A8);margin:12px auto 0;border-radius:2px}

/* === 视频卡片网格 === */
.gv-video-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.gv-video-card{position:relative;border-radius:12px;overflow:hidden;background:#161616;transition:transform .35s,box-shadow .35s;cursor:pointer}
.gv-video-card:hover{transform:translateY(-6px);box-shadow:0 16px 48px rgba(201,169,110,.15)}
.gv-video-card .gv-thumb{position:relative;padding-top:133%;overflow:hidden}
.gv-video-card .gv-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gv-video-card:hover .gv-thumb img{transform:scale(1.06)}
.gv-video-card .gv-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);width:56px;height:56px;background:rgba(201,169,110,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .35s;z-index:3}
.gv-video-card:hover .gv-play-btn{transform:translate(-50%,-50%) scale(1)}
.gv-video-card .gv-play-btn::after{content:'';border-left:18px solid #0D0D0D;border-top:11px solid transparent;border-bottom:11px solid transparent;margin-left:4px}
.gv-video-card .gv-card-info{padding:14px 16px}
.gv-video-card .gv-card-title{font-size:14px;font-weight:500;color:#F5F0E8;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gv-video-card .gv-card-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:rgba(245,240,232,.4)}
.gv-video-card .gv-card-meta span{display:flex;align-items:center;gap:4px}
.gv-video-tag{position:absolute;top:10px;left:10px;padding:3px 10px;background:rgba(201,169,110,.85);color:#0D0D0D;font-size:11px;font-weight:600;border-radius:4px;z-index:3}
.gv-video-duration{position:absolute;bottom:10px;right:10px;padding:2px 8px;background:rgba(13,13,13,.75);color:#F5F0E8;font-size:11px;border-radius:4px;z-index:3}

/* === 服务矩阵横向滚动 === */
.gv-services-scroll{display:flex;gap:20px;overflow-x:auto;padding-bottom:16px;scrollbar-width:thin;scrollbar-color:#C9A96E transparent}
.gv-services-scroll::-webkit-scrollbar{height:4px}
.gv-services-scroll::-webkit-scrollbar-thumb{background:#C9A96E;border-radius:2px}
.gv-service-item{flex:0 0 260px;background:linear-gradient(145deg,#1A1A1A,#111);border:1px solid rgba(201,169,110,.12);border-radius:14px;padding:28px 22px;text-align:center;transition:border-color .3s,transform .3s}
.gv-service-item:hover{border-color:rgba(201,169,110,.4);transform:translateY(-4px)}
.gv-service-icon{width:52px;height:52px;margin:0 auto 16px;background:linear-gradient(135deg,rgba(201,169,110,.15),rgba(201,169,110,.05));border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px}
.gv-service-item h4{font-size:16px;color:#C9A96E;margin-bottom:8px}
.gv-service-item p{font-size:13px;color:rgba(245,240,232,.5);line-height:1.6}

/* === AI赋能左右分栏 === */
.gv-ai-section{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.gv-ai-img{border-radius:16px;overflow:hidden;border:1px solid rgba(201,169,110,.15)}
.gv-ai-img img{width:100%;display:block;transition:transform .5s}
.gv-ai-img:hover img{transform:scale(1.03)}
.gv-ai-text h3{font-size:26px;margin-bottom:16px;color:#C9A96E}
.gv-ai-text p{font-size:14px;color:rgba(245,240,232,.6);margin-bottom:14px;line-height:1.8}
.gv-ai-features{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.gv-ai-features span{padding:6px 16px;background:rgba(201,169,110,.1);border:1px solid rgba(201,169,110,.2);border-radius:20px;font-size:13px;color:#C9A96E}

/* === 超模风采大图 === */
.gv-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gv-showcase-item{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:3/4}
.gv-showcase-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.gv-showcase-item:hover img{transform:scale(1.08)}
.gv-showcase-item .gv-showcase-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(13,13,13,.8) 0%,transparent 50%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px;opacity:0;transition:opacity .4s}
.gv-showcase-item:hover .gv-showcase-overlay{opacity:1}
.gv-showcase-item .gv-showcase-overlay h4{font-size:16px;color:#C9A96E;margin-bottom:4px}
.gv-showcase-item .gv-showcase-overlay p{font-size:13px;color:rgba(245,240,232,.6)}

/* === 社区互动 === */
.gv-community-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.gv-community-card{background:linear-gradient(145deg,#1A1A1A,#111);border:1px solid rgba(201,169,110,.1);border-radius:14px;padding:32px 24px;text-align:center;transition:border-color .3s,transform .3s}
.gv-community-card:hover{border-color:rgba(201,169,110,.35);transform:translateY(-4px)}
.gv-community-card .gv-comm-icon{font-size:36px;margin-bottom:14px}
.gv-community-card h4{font-size:17px;color:#C9A96E;margin-bottom:8px}
.gv-community-card p{font-size:13px;color:rgba(245,240,232,.5);line-height:1.7}

/* === 专家团队 === */
.gv-experts{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.gv-expert-card{background:#161616;border:1px solid rgba(201,169,110,.1);border-radius:14px;overflow:hidden;text-align:center;transition:transform .3s,box-shadow .3s}
.gv-expert-card:hover{transform:translateY(-4px);box-shadow:0 12px 36px rgba(201,169,110,.1)}
.gv-expert-card .gv-expert-photo{width:100%;aspect-ratio:1;overflow:hidden}
.gv-expert-card .gv-expert-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gv-expert-card:hover .gv-expert-photo img{transform:scale(1.05)}
.gv-expert-card .gv-expert-info{padding:18px 16px}
.gv-expert-card h4{font-size:16px;color:#C9A96E;margin-bottom:4px}
.gv-expert-card .gv-expert-role{font-size:13px;color:rgba(245,240,232,.5);margin-bottom:10px}
.gv-expert-card .gv-expert-desc{font-size:12px;color:rgba(245,240,232,.4);line-height:1.6}
.gv-expert-btns{display:flex;gap:8px;justify-content:center;margin-top:12px;padding-bottom:4px}
.gv-expert-btns a{padding:5px 14px;font-size:12px;border-radius:16px;border:1px solid rgba(201,169,110,.3);color:#C9A96E;transition:background .3s}
.gv-expert-btns a:hover{background:rgba(201,169,110,.15)}

/* === 合作品牌墙 === */
.gv-partners{display:flex;flex-wrap:wrap;justify-content:center;gap:32px;padding:20px 0}
.gv-partner-item{width:120px;height:60px;background:rgba(245,240,232,.06);border:1px solid rgba(201,169,110,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:14px;color:rgba(245,240,232,.4);font-weight:500;transition:border-color .3s,color .3s}
.gv-partner-item:hover{border-color:rgba(201,169,110,.3);color:#C9A96E}

/* === How-To指南 === */
.gv-howto{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.gv-howto-step{position:relative;background:linear-gradient(145deg,#1A1A1A,#111);border:1px solid rgba(201,169,110,.1);border-radius:14px;padding:32px 20px 24px;text-align:center;counter-increment:step}
.gv-howto-step::before{content:counter(step);position:absolute;top:-16px;left:50%;transform:translateX(-50%);width:32px;height:32px;background:linear-gradient(135deg,#C9A96E,#A8884E);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:#0D0D0D;line-height:32px}
.gv-howto-step h4{font-size:15px;color:#C9A96E;margin:8px 0}
.gv-howto-step p{font-size:13px;color:rgba(245,240,232,.5);line-height:1.6}

/* === FAQ手风琴 === */
.gv-faq-list{max-width:800px;margin:0 auto}
.gv-faq-item{border-bottom:1px solid rgba(201,169,110,.1);padding:0}
.gv-faq-q{display:flex;justify-content:space-between;align-items:center;padding:20px 0;cursor:pointer;font-size:15px;font-weight:500;color:#F5F0E8;transition:color .3s}
.gv-faq-q:hover{color:#C9A96E}
.gv-faq-q .gv-faq-arrow{font-size:20px;color:#C9A96E;transition:transform .3s}
.gv-faq-q.active .gv-faq-arrow{transform:rotate(180deg)}
.gv-faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s;padding:0 0}
.gv-faq-a.open{max-height:300px;padding:0 0 20px}
.gv-faq-a p{font-size:14px;color:rgba(245,240,232,.55);line-height:1.8}

/* === 用户评论 === */
.gv-reviews{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.gv-review-card{background:linear-gradient(145deg,#1A1A1A,#111);border:1px solid rgba(201,169,110,.1);border-radius:14px;padding:28px 24px}
.gv-review-stars{color:#C9A96E;font-size:14px;margin-bottom:10px;letter-spacing:2px}
.gv-review-text{font-size:14px;color:rgba(245,240,232,.6);line-height:1.8;margin-bottom:14px;font-style:italic}
.gv-review-author{display:flex;align-items:center;gap:10px}
.gv-review-author .gv-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#C9A96E,#A8884E);display:flex;align-items:center;justify-content:center;font-size:14px;color:#0D0D0D;font-weight:600}
.gv-review-author .gv-author-info span{display:block}
.gv-review-author .gv-author-info .gv-author-name{font-size:13px;color:#F5F0E8;font-weight:500}
.gv-review-author .gv-author-info .gv-author-date{font-size:11px;color:rgba(245,240,232,.35)}

/* === 联系我们 === */
.gv-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.gv-contact-info h3{font-size:22px;color:#C9A96E;margin-bottom:20px}
.gv-contact-item{display:flex;align-items:flex-start;gap:14px;margin-bottom:18px}
.gv-contact-item .gv-ci-icon{width:40px;height:40px;background:rgba(201,169,110,.1);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.gv-contact-item .gv-ci-text h5{font-size:14px;color:#F5F0E8;margin-bottom:2px}
.gv-contact-item .gv-ci-text p{font-size:13px;color:rgba(245,240,232,.5)}
.gv-contact-qr{display:flex;gap:24px;justify-content:center}
.gv-contact-qr .gv-qr-item{text-align:center}
.gv-contact-qr .gv-qr-item img{width:160px;height:160px;border-radius:12px;border:1px solid rgba(201,169,110,.15);margin-bottom:8px}
.gv-contact-qr .gv-qr-item p{font-size:13px;color:rgba(245,240,232,.5)}

/* === 社交分享 === */
.gv-share{display:flex;justify-content:center;gap:16px;padding:24px 0}
.gv-share a{width:44px;height:44px;border-radius:50%;border:1px solid rgba(201,169,110,.25);display:flex;align-items:center;justify-content:center;font-size:16px;color:#C9A96E;transition:background .3s,border-color .3s}
.gv-share a:hover{background:rgba(201,169,110,.15);border-color:#C9A96E}

/* === 页脚 === */
.gv-footer{background:#0A0A0A;border-top:1px solid rgba(201,169,110,.1);padding:48px 0 24px}
.gv-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.gv-footer-brand .gv-footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.gv-footer-brand .gv-footer-logo img{height:36px}
.gv-footer-brand .gv-footer-logo span{font-size:18px;font-weight:700;color:#C9A96E}
.gv-footer-brand p{font-size:13px;color:rgba(245,240,232,.4);line-height:1.7}
.gv-footer-col h5{font-size:15px;color:#C9A96E;margin-bottom:14px;font-weight:600}
.gv-footer-col a{display:block;font-size:13px;color:rgba(245,240,232,.45);margin-bottom:8px;transition:color .3s}
.gv-footer-col a:hover{color:#C9A96E}
.gv-footer-bottom{border-top:1px solid rgba(201,169,110,.08);padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.gv-footer-bottom p{font-size:12px;color:rgba(245,240,232,.3)}
.gv-footer-bottom .gv-update-time{font-size:12px;color:rgba(245,240,232,.3)}

/* === 面包屑 === */
.gv-breadcrumb{padding:16px 0;font-size:13px;color:rgba(245,240,232,.4)}
.gv-breadcrumb a{color:#C9A96E}
.gv-breadcrumb span{margin:0 6px;color:rgba(245,240,232,.2)}

/* === 内页通用 === */
.gv-page-hero{padding:120px 0 48px;text-align:center;background:linear-gradient(180deg,rgba(201,169,110,.06) 0%,transparent 100%)}
.gv-page-hero h1{font-size:36px;margin-bottom:10px}
.gv-page-hero p{font-size:15px;color:rgba(245,240,232,.5)}

/* === 按钮 === */
.gv-btn{display:inline-block;padding:10px 28px;background:linear-gradient(135deg,#C9A96E,#A8884E);color:#0D0D0D;font-size:14px;font-weight:600;border-radius:24px;border:none;cursor:pointer;transition:opacity .3s,transform .3s}
.gv-btn:hover{opacity:.88;transform:translateY(-2px);color:#0D0D0D}
.gv-btn-outline{display:inline-block;padding:10px 28px;border:1px solid #C9A96E;color:#C9A96E;font-size:14px;border-radius:24px;transition:background .3s}
.gv-btn-outline:hover{background:rgba(201,169,110,.12)}

/* === 响应式 === */
@media(max-width:1024px){
  .gv-video-grid{grid-template-columns:repeat(3,1fr)}
  .gv-experts{grid-template-columns:repeat(2,1fr)}
  .gv-footer-grid{grid-template-columns:1fr 1fr}
  .gv-howto{grid-template-columns:repeat(2,1fr)}
  .gv-ai-section{grid-template-columns:1fr}
  .gv-contact-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .gv-header-inner{padding:0 16px}
  .gv-nav{display:none;position:absolute;top:72px;left:0;width:100%;background:rgba(13,13,13,.96);flex-direction:column;padding:20px;gap:16px;border-bottom:1px solid rgba(201,169,110,.15)}
  .gv-nav.open{display:flex}
  .gv-menu-btn{display:flex}
  .gv-hero h1{font-size:32px}
  .gv-hero h2{font-size:16px}
  .gv-video-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .gv-section{padding:48px 0}
  .gv-section-head h2{font-size:24px}
  .gv-community-grid{grid-template-columns:1fr}
  .gv-showcase{grid-template-columns:repeat(2,1fr)}
  .gv-reviews{grid-template-columns:1fr}
  .gv-experts{grid-template-columns:1fr}
  .gv-howto{grid-template-columns:1fr}
  .gv-footer-grid{grid-template-columns:1fr}
  .gv-footer-bottom{flex-direction:column;text-align:center}
}
@media(max-width:480px){
  .gv-video-grid{grid-template-columns:1fr}
  .gv-hero{height:60vh;min-height:400px}
  .gv-hero h1{font-size:26px}
}