/* 福利姬 - 阴阳师动漫主题 原创CSS */
/* 配色：深靛蓝 #0d0b1e | 暗紫 #1a0a3e | 樱粉 #ff4d8d | 金色 #d4a843 | 灵光蓝 #6c5ce7 */

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Microsoft YaHei','PingFang SC','Hiragino Sans GB',sans-serif;background:#0d0b1e;color:#e0d8f0;line-height:1.7}
a{color:#ff4d8d;text-decoration:none;transition:color .3s}
a:hover{color:#d4a843}
img{max-width:100%;height:auto}
.d-none{display:none!important}

/* 导航栏 */
.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(13,11,30,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(108,92,231,.3);padding:0 20px;height:64px;display:flex;align-items:center;justify-content:space-between}
.header-logo{display:flex;align-items:center;gap:10px}
.header-logo img{height:40px;width:40px;border-radius:8px}
.header-logo span{font-size:1.3rem;font-weight:700;color:#ff4d8d;text-shadow:0 0 10px rgba(255,77,141,.4)}
.main-nav{display:flex;gap:6px}
.main-nav a{color:#c4b8e0;padding:8px 14px;border-radius:6px;font-size:.9rem;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#ff4d8d;background:rgba(255,77,141,.1)}
.nav-toggle{display:none;background:none;border:none;color:#ff4d8d;font-size:1.5rem;cursor:pointer}

/* 搜索框 */
.search-bar{background:rgba(26,10,62,.6);padding:12px 20px;display:flex;justify-content:center;margin-top:64px;border-bottom:1px solid rgba(108,92,231,.2)}
.search-bar form{display:flex;max-width:560px;width:100%}
.search-bar input{flex:1;padding:10px 18px;background:rgba(108,92,231,.15);border:1px solid rgba(108,92,231,.3);border-radius:25px 0 0 25px;color:#e0d8f0;font-size:.95rem;outline:none}
.search-bar input::placeholder{color:#8b7fad}
.search-bar input:focus{border-color:#ff4d8d;box-shadow:0 0 8px rgba(255,77,141,.3)}
.search-bar button{padding:10px 24px;background:linear-gradient(135deg,#ff4d8d,#6c5ce7);color:#fff;border:none;border-radius:0 25px 25px 0;cursor:pointer;font-size:.95rem;transition:opacity .3s}
.search-bar button:hover{opacity:.85}

/* Banner */
.hero-banner{position:relative;height:520px;overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center}
.hero-banner img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;filter:brightness(.55)}
.hero-content{position:relative;z-index:2;max-width:700px;padding:20px}
.hero-content h1{font-size:2.6rem;color:#fff;text-shadow:0 0 30px rgba(255,77,141,.6),0 2px 4px rgba(0,0,0,.5);margin-bottom:16px}
.hero-content p{font-size:1.1rem;color:rgba(255,255,255,.88);line-height:1.8;margin-bottom:20px}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.hero-tags a{padding:8px 20px;border:1px solid rgba(255,77,141,.5);border-radius:20px;color:#fff;font-size:.9rem;transition:all .3s;background:rgba(255,77,141,.15)}
.hero-tags a:hover{background:#ff4d8d;border-color:#ff4d8d}

/* 通用区块 */
.section{padding:60px 20px;max-width:1200px;margin:0 auto}
.section-dark{background:rgba(26,10,62,.4)}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:1.9rem;color:#ff4d8d;margin-bottom:8px;text-shadow:0 0 15px rgba(255,77,141,.3)}
.section-title p{color:#8b7fad;font-size:1rem}

/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:rgba(26,10,62,.6);border-radius:12px;overflow:hidden;border:1px solid rgba(108,92,231,.2);transition:all .4s;position:relative}
.video-card:hover{transform:translateY(-6px);border-color:#ff4d8d;box-shadow:0 12px 30px rgba(255,77,141,.2)}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.08)}
.video-play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;background:rgba(255,77,141,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;cursor:pointer}
.video-play-btn::after{content:'';border-left:20px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:4px}
.video-card:hover .video-play-btn{opacity:1}
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;padding:2px 8px;border-radius:4px;font-size:.8rem}
.video-info{padding:14px}
.video-info h3{font-size:1rem;color:#e0d8f0;margin-bottom:6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.video-meta{display:flex;gap:12px;color:#8b7fad;font-size:.82rem;margin-bottom:8px}
.video-tags{display:flex;flex-wrap:wrap;gap:6px}
.video-tags span{padding:3px 10px;background:rgba(108,92,231,.2);border-radius:12px;font-size:.78rem;color:#a99fd4}
.video-h5{width:1px;height:1px;opacity:0;position:absolute;pointer-events:none}

/* 专家卡片 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:28px}
.expert-card{background:rgba(26,10,62,.5);border-radius:14px;padding:28px;text-align:center;border:1px solid rgba(108,92,231,.2);transition:all .4s}
.expert-card:hover{border-color:#d4a843;box-shadow:0 8px 25px rgba(212,168,67,.15)}
.expert-card img{width:100px;height:100px;border-radius:50%;border:3px solid #d4a843;margin-bottom:14px;object-fit:cover}
.expert-card h4{color:#d4a843;font-size:1.1rem;margin-bottom:4px}
.expert-card .role{color:#ff4d8d;font-size:.88rem;margin-bottom:10px}
.expert-card p{color:#8b7fad;font-size:.88rem;line-height:1.6;margin-bottom:14px}
.expert-card .btn-group{display:flex;gap:8px;justify-content:center}
.btn-primary{padding:8px 18px;background:linear-gradient(135deg,#ff4d8d,#6c5ce7);color:#fff;border:none;border-radius:20px;font-size:.85rem;cursor:pointer;transition:opacity .3s;display:inline-block}
.btn-primary:hover{opacity:.85;color:#fff}
.btn-outline{padding:8px 18px;border:1px solid #d4a843;color:#d4a843;border-radius:20px;font-size:.85rem;cursor:pointer;transition:all .3s;display:inline-block;background:transparent}
.btn-outline:hover{background:#d4a843;color:#0d0b1e}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:rgba(26,10,62,.5);border:1px solid rgba(108,92,231,.2);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:#e0d8f0;font-weight:600;transition:background .3s}
.faq-q:hover{background:rgba(108,92,231,.1)}
.faq-q::after{content:'+';font-size:1.4rem;color:#ff4d8d;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:all .4s;color:#8b7fad;line-height:1.7}
.faq-item.active .faq-a{padding:0 20px 16px;max-height:300px}

/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.review-card{background:rgba(26,10,62,.5);border-radius:12px;padding:22px;border:1px solid rgba(108,92,231,.15)}
.review-card .stars{color:#d4a843;font-size:1rem;margin-bottom:8px}
.review-card blockquote{color:#c4b8e0;font-size:.92rem;line-height:1.7;margin-bottom:10px;font-style:italic}
.review-card .reviewer{color:#8b7fad;font-size:.85rem}

/* How-To步骤 */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:24px}
.step-card{text-align:center;padding:28px 18px}
.step-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#ff4d8d,#6c5ce7);color:#fff;font-size:1.3rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.step-card h4{color:#d4a843;margin-bottom:8px}
.step-card p{color:#8b7fad;font-size:.88rem}

/* 页脚 */
.site-footer{background:rgba(10,8,22,.95);border-top:1px solid rgba(108,92,231,.2);padding:50px 20px 20px}
.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#ff4d8d;font-size:1rem;margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid rgba(108,92,231,.2)}
.footer-col p,.footer-col a{color:#8b7fad;font-size:.88rem;line-height:1.8}
.footer-col a:hover{color:#ff4d8d}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:6px}
.footer-col img{max-width:140px;border-radius:8px;border:1px solid rgba(108,92,231,.2)}
.footer-bottom{max-width:1200px;margin:0 auto;text-align:center;padding-top:20px;border-top:1px solid rgba(108,92,231,.15);color:#6b5f8a;font-size:.84rem}
.footer-logo{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.footer-logo img{height:36px;width:36px;border-radius:6px}
.footer-logo span{font-size:1.1rem;font-weight:700;color:#ff4d8d}

/* 社交分享 */
.share-bar{display:flex;gap:10px;justify-content:center;margin:20px 0}
.share-bar a{padding:8px 16px;border-radius:20px;font-size:.85rem;border:1px solid rgba(108,92,231,.3);color:#c4b8e0;transition:all .3s}
.share-bar a:hover{border-color:#ff4d8d;color:#ff4d8d;background:rgba(255,77,141,.1)}

/* 面包屑 */
.breadcrumb{padding:12px 20px;max-width:1200px;margin:0 auto;font-size:.85rem;color:#6b5f8a}
.breadcrumb a{color:#8b7fad}
.breadcrumb a:hover{color:#ff4d8d}

/* 合作品牌墙 */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;padding:20px 0}
.brand-wall .brand-item{padding:14px 28px;background:rgba(26,10,62,.5);border-radius:10px;border:1px solid rgba(108,92,231,.2);color:#8b7fad;font-size:.95rem;transition:all .3s}
.brand-wall .brand-item:hover{border-color:#d4a843;color:#d4a843}

/* 响应式 */
@media(max-width:768px){
.main-nav{display:none;position:absolute;top:64px;left:0;width:100%;background:rgba(13,11,30,.98);flex-direction:column;padding:10px 0;border-bottom:1px solid rgba(108,92,231,.3)}
.main-nav.show{display:flex}
.main-nav a{padding:12px 20px}
.nav-toggle{display:block}
.hero-banner{height:380px}
.hero-content h1{font-size:1.8rem}
.section{padding:40px 15px}
.video-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.expert-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
.hero-banner{height:300px}
.hero-content h1{font-size:1.5rem}
.video-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.review-grid{grid-template-columns:1fr}
.steps-grid{grid-template-columns:1fr 1fr}
}