/* 四虎影院 - 全新原创样式表 izvcyp.cn */
/* 重置样式 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;line-height:1.7;color:#2d3436;background:#fafafa}
a{text-decoration:none;color:inherit;transition:all .25s ease}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}

/* 容器 */
.wrapper{max-width:1280px;margin:0 auto;padding:0 20px}

/* 头部导航 */
.site-header{background:linear-gradient(135deg,#ff6b9d 0%,#c44569 100%);position:sticky;top:0;z-index:1000;box-shadow:0 4px 20px rgba(196,69,105,.3)}
.nav-container{display:flex;justify-content:space-between;align-items:center;padding:15px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{width:48px;height:48px;border-radius:12px;object-fit:cover}
.brand-name{font-size:1.6rem;font-weight:700;color:#fff;letter-spacing:1px}
.main-nav{display:flex;gap:8px}
.main-nav a{color:rgba(255,255,255,.9);padding:10px 18px;border-radius:25px;font-weight:500;transition:all .3s}
.main-nav a:hover,.main-nav a.current{background:rgba(255,255,255,.2);color:#fff}

/* 搜索栏 */
.search-section{background:rgba(255,255,255,.15);padding:12px 0}
.search-box{display:flex;max-width:600px;margin:0 auto}
.search-box input{flex:1;padding:12px 20px;border:none;border-radius:30px 0 0 30px;font-size:15px;outline:none}
.search-box button{padding:12px 28px;background:#fff;color:#c44569;border:none;border-radius:0 30px 30px 0;font-weight:600;cursor:pointer;transition:all .3s}
.search-box button:hover{background:#ffe6ed}

/* 面包屑 */
.breadcrumb-nav{background:#fff;padding:12px 0;border-bottom:1px solid #eee;font-size:14px;color:#666}
.breadcrumb-nav a{color:#c44569}
.breadcrumb-nav a:hover{text-decoration:underline}

/* 主横幅 */
.hero-banner{background:linear-gradient(135deg,#667eea 0%,#764ba2 50%,#f093fb 100%);padding:80px 0;text-align:center;color:#fff;position:relative;overflow:hidden}
.hero-banner::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></svg>');opacity:.5}
.hero-content{position:relative;z-index:1}
.hero-title{font-size:3rem;font-weight:800;margin-bottom:15px;text-shadow:2px 2px 10px rgba(0,0,0,.2)}
.hero-subtitle{font-size:1.3rem;opacity:.95;margin-bottom:30px}
.hero-tags{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.hero-tag{background:rgba(255,255,255,.2);padding:8px 20px;border-radius:20px;font-size:14px;backdrop-filter:blur(5px)}

/* 区块标题 */
.section-block{padding:60px 0}
.section-block:nth-child(even){background:#fff}
.block-header{text-align:center;margin-bottom:45px}
.block-title{font-size:2rem;color:#2d3436;margin-bottom:10px;position:relative;display:inline-block}
.block-title::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(90deg,#ff6b9d,#c44569);border-radius:2px}
.block-desc{color:#636e72;margin-top:20px;font-size:1.05rem}

/* 视频卡片网格 */
.video-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:25px}
.video-item{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.08);transition:all .35s ease}
.video-item:hover{transform:translateY(-8px);box-shadow:0 15px 40px rgba(196,69,105,.15)}
.video-cover{position:relative;padding-top:56.25%;overflow:hidden}
.video-cover img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-item:hover .video-cover img{transform:scale(1.08)}
.play-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s}
.video-item:hover .play-overlay{opacity:1}
.play-icon{width:60px;height:60px;background:rgba(255,255,255,.95);border-radius:50%;display:flex;align-items:center;justify-content:center}
.play-icon::after{content:'';border-left:20px solid #c44569;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:5px}
.video-length{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.75);color:#fff;padding:4px 10px;border-radius:4px;font-size:13px}
.video-detail{padding:18px}
.video-title{font-size:1.05rem;font-weight:600;color:#2d3436;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#b2bec3}
.video-author{display:flex;align-items:center;gap:6px}
.video-stats span{margin-left:12px}

/* 服务卡片 */
.services-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}
.service-box{background:#fff;padding:35px 25px;border-radius:16px;text-align:center;box-shadow:0 5px 25px rgba(0,0,0,.06);transition:all .3s;border:2px solid transparent}
.service-box:hover{border-color:#ff6b9d;transform:translateY(-5px)}
.service-icon{width:70px;height:70px;background:linear-gradient(135deg,#ff6b9d,#c44569);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:28px}
.service-box h3{font-size:1.2rem;color:#2d3436;margin-bottom:12px}
.service-box p{color:#636e72;font-size:15px;line-height:1.7}

/* 专家团队 */
.experts-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:30px}
.expert-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.08);transition:all .3s}
.expert-card:hover{transform:translateY(-6px)}
.expert-photo{height:280px;overflow:hidden}
.expert-photo img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.expert-card:hover .expert-photo img{transform:scale(1.05)}
.expert-info{padding:20px;text-align:center}
.expert-name{font-size:1.15rem;font-weight:600;color:#2d3436;margin-bottom:6px}
.expert-role{color:#c44569;font-size:14px;margin-bottom:12px}
.expert-desc{color:#636e72;font-size:14px;line-height:1.6}

/* 创作者展示 */
.creators-showcase{display:flex;gap:20px;overflow-x:auto;padding:10px 0;scrollbar-width:thin}
.creator-item{flex:0 0 180px;text-align:center}
.creator-avatar{width:120px;height:120px;border-radius:50%;margin:0 auto 15px;overflow:hidden;border:4px solid #ff6b9d;padding:3px}
.creator-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.creator-name{font-weight:600;color:#2d3436;margin-bottom:5px}
.creator-fans{font-size:13px;color:#b2bec3}

/* FAQ手风琴 */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:15px;overflow:hidden;box-shadow:0 3px 15px rgba(0,0,0,.05)}
.faq-question{padding:20px 25px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-question:hover{background:#fff5f8}
.faq-question::after{content:'+';font-size:1.5rem;color:#c44569;transition:transform .3s}
.faq-item.active .faq-question::after{transform:rotate(45deg)}
.faq-answer{padding:0 25px;max-height:0;overflow:hidden;transition:all .3s;color:#636e72;line-height:1.8}
.faq-item.active .faq-answer{padding:0 25px 20px;max-height:500px}

/* 用户评价 */
.reviews-showcase{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:25px}
.review-card{background:#fff;padding:30px;border-radius:16px;box-shadow:0 5px 25px rgba(0,0,0,.06)}
.review-header{display:flex;align-items:center;gap:15px;margin-bottom:15px}
.review-avatar{width:55px;height:55px;border-radius:50%;object-fit:cover}
.review-user h4{font-size:1rem;color:#2d3436;margin-bottom:3px}
.review-user span{font-size:13px;color:#b2bec3}
.review-stars{color:#ffc107;margin-bottom:12px;font-size:18px}
.review-text{color:#636e72;line-height:1.7;font-size:15px}

/* 联系信息 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:30px}
.contact-box{background:#fff;padding:30px;border-radius:16px;text-align:center;box-shadow:0 5px 25px rgba(0,0,0,.06)}
.contact-box h4{color:#2d3436;margin-bottom:15px;font-size:1.1rem}
.contact-box p{color:#636e72;font-size:15px;line-height:1.8}
.qr-image{width:150px;height:150px;margin:15px auto 0;border-radius:12px}

/* 页脚 */
.site-footer{background:linear-gradient(135deg,#2d3436 0%,#1e272e 100%);color:#fff;padding:50px 0 30px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:40px;margin-bottom:40px}
.footer-col h4{font-size:1.1rem;margin-bottom:20px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:3px;background:#ff6b9d;border-radius:2px}
.footer-col a{display:block;color:rgba(255,255,255,.7);padding:6px 0;transition:all .3s}
.footer-col a:hover{color:#ff6b9d;padding-left:8px}
.footer-bottom{text-align:center;padding-top:30px;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.6);font-size:14px}

/* 分享按钮 */
.share-buttons{display:flex;justify-content:center;gap:15px;margin-top:30px}
.share-btn{width:45px;height:45px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;transition:transform .3s}
.share-btn:hover{transform:scale(1.15)}
.share-btn.wechat{background:#07c160}
.share-btn.weibo{background:#e6162d}
.share-btn.douyin{background:#000}
.share-btn.bilibili{background:#fb7299}

/* 响应式 */
@media(max-width:992px){
    .nav-container{flex-direction:column;gap:15px}
    .hero-title{font-size:2.2rem}
    .hero-subtitle{font-size:1.1rem}
}
@media(max-width:768px){
    .main-nav{flex-wrap:wrap;justify-content:center}
    .section-block{padding:40px 0}
    .block-title{font-size:1.6rem}
    .video-showcase{grid-template-columns:1fr}
    .hero-banner{padding:50px 0}
    .hero-title{font-size:1.8rem}
}
@media(max-width:480px){
    .wrapper{padding:0 15px}
    .brand-name{font-size:1.3rem}
    .main-nav a{padding:8px 12px;font-size:14px}
}