/* ===== 全局重置与基础样式 ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;color:#e8e0f0;background:#0d0a1a;line-height:1.8;overflow-x:hidden}
a{color:#c9a0ff;text-decoration:none;transition:color .3s}
a:hover{color:#e6c8ff}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700}

/* ===== 容器 ===== */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ===== 顶部导航（非sticky） ===== */
.site-header{background:linear-gradient(135deg,#1a0e2e 0%,#2d1650 100%);padding:12px 0;position:relative;z-index:100;border-bottom:2px solid #4a2080}
.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}
.logo-wrap{display:flex;align-items:center;gap:10px}
.logo-wrap img{height:48px;width:auto}
.main-nav{display:flex;gap:0;flex-wrap:wrap}
.main-nav a{display:inline-block;padding:10px 16px;font-size:.95rem;color:#d4c0f0;border-radius:6px;transition:background .3s,color .3s}
.main-nav a:hover,.main-nav a.active{background:rgba(160,100,240,.2);color:#fff}
.nav-toggle{display:none;background:none;border:2px solid #8a60d0;color:#c9a0ff;font-size:1.5rem;padding:6px 12px;border-radius:6px;cursor:pointer}

/* ===== 英雄区域 ===== */
.hero-section{position:relative;overflow:hidden;min-height:480px;display:flex;align-items:center;justify-content:center}
.hero-section .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6}
.hero-content{position:relative;z-index:2;text-align:center;padding:60px 20px}
.hero-content h1{font-size:2.4rem;color:#fff;margin-bottom:16px;text-shadow:0 2px 20px rgba(100,50,200,.5)}
.hero-content p{font-size:1.15rem;color:#d8d0e8;max-width:700px;margin:0 auto 28px}
.hero-video-wrap{position:relative;max-width:720px;margin:0 auto;border-radius:16px;overflow:hidden;box-shadow:0 8px 40px rgba(80,30,160,.4)}
.hero-video-wrap video,.hero-video-wrap .video-placeholder{width:100%;aspect-ratio:16/9;background:#1a1030;display:block}
.play-btn-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;cursor:pointer;background:rgba(0,0,0,.35);transition:background .3s}
.play-btn-overlay:hover{background:rgba(0,0,0,.15)}
.play-btn-overlay .play-icon{width:72px;height:72px;border-radius:50%;background:rgba(200,80,80,.9);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(200,50,50,.5)}
.play-btn-overlay .play-icon::after{content:"";display:block;width:0;height:0;border-left:24px solid #fff;border-top:14px solid transparent;border-bottom:14px solid transparent;margin-left:4px}

/* ===== 通用段落区块 ===== */
.section-block{padding:60px 0}
.section-block:nth-child(even){background:linear-gradient(180deg,#120e24 0%,#0d0a1a 100%)}
.section-title{font-size:1.8rem;color:#e0c8ff;margin-bottom:12px;position:relative;padding-left:18px}
.section-title::before{content:"";position:absolute;left:0;top:6px;width:5px;height:28px;background:linear-gradient(180deg,#a060f0,#6030b0);border-radius:3px}
.section-subtitle{font-size:1rem;color:#a090c0;margin-bottom:32px}

/* ===== 视频卡片网格 ===== */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#1e1535;border-radius:14px;overflow:hidden;transition:transform .35s,box-shadow .35s}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 36px rgba(100,40,200,.3)}
.video-card .thumb{position:relative;overflow:hidden}
.video-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s}
.video-card:hover .thumb img{transform:scale(1.06)}
.video-card .thumb .duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.75);color:#fff;font-size:.75rem;padding:2px 8px;border-radius:4px}
.video-card .card-body{padding:16px}
.video-card .card-body h3{font-size:1.05rem;color:#e0d0f8;margin-bottom:6px}
.video-card .card-body p{font-size:.85rem;color:#9888b8;line-height:1.6}
.video-card .card-body .rating{color:#f0c040;font-size:.9rem;margin-top:6px}

/* ===== 案例模块 ===== */
.case-study{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.case-study .case-video{border-radius:14px;overflow:hidden;box-shadow:0 6px 30px rgba(80,30,160,.3)}
.case-study .case-video video,.case-study .case-video .video-placeholder{width:100%;aspect-ratio:16/9;background:#1a1030}
.case-study .case-text h3{font-size:1.4rem;color:#d8c0f8;margin-bottom:12px}
.case-study .case-text p{color:#b0a0c8;line-height:1.8}

/* ===== 创作人介绍 ===== */
.creator-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:28px}
.creator-card{background:linear-gradient(145deg,#1e1540,#281a55);border-radius:16px;padding:28px 20px;text-align:center;transition:transform .3s}
.creator-card:hover{transform:translateY(-4px)}
.creator-card img{width:100px;height:100px;border-radius:50%;margin:0 auto 16px;object-fit:cover;border:3px solid #6040a0}
.creator-card h4{color:#e0d0f8;font-size:1.1rem;margin-bottom:4px}
.creator-card .role{color:#a080d0;font-size:.85rem;margin-bottom:10px}
.creator-card p{color:#9888b8;font-size:.88rem;line-height:1.7}

/* ===== 广告咨询模块 ===== */
.consult-banner{background:linear-gradient(135deg,#2a1050 0%,#4a2080 50%,#2a1050 100%);border-radius:20px;padding:48px 36px;text-align:center;position:relative;overflow:hidden}
.consult-banner::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(160,80,255,.15),transparent 60%)}
.consult-banner h2{font-size:1.6rem;color:#fff;margin-bottom:12px}
.consult-banner p{color:#c8b8e0;margin-bottom:24px;max-width:600px;margin-left:auto;margin-right:auto}
.cta-btn{display:inline-block;padding:14px 40px;background:linear-gradient(135deg,#c040a0,#8030d0);color:#fff;font-size:1.05rem;border-radius:50px;font-weight:600;transition:transform .3s,box-shadow .3s;border:none;cursor:pointer}
.cta-btn:hover{transform:scale(1.05);box-shadow:0 6px 24px rgba(160,50,200,.4);color:#fff}

/* ===== 关于我们 ===== */
.about-content{columns:2;column-gap:36px}
.about-content p{margin-bottom:16px;color:#b0a0c8;break-inside:avoid}

/* ===== 支付方式 ===== */
.payment-section{text-align:center}
.payment-icons{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:20px}
.payment-icons img{height:50px;width:auto;border-radius:8px;background:#fff;padding:4px}
.pix-highlight{border:3px solid #f0c040;padding:20px;border-radius:14px;background:rgba(240,192,64,.08);margin-bottom:24px;text-align:center}
.pix-highlight h3{color:#f0c040;font-size:1.2rem;margin-bottom:8px}

/* ===== 授权模块 ===== */
.license-section{display:flex;gap:32px;align-items:center;flex-wrap:wrap}
.license-section .badge-img{width:140px;flex-shrink:0}
.license-section .license-text h3{color:#d8c0f8;margin-bottom:8px}
.license-section .license-text p{color:#a090c0;line-height:1.8}

/* ===== 客户支持 ===== */
.support-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:24px}
.support-card{background:#1a1230;border-radius:14px;padding:28px 20px;text-align:center;border:1px solid #2a1a50}
.support-card .icon-circle{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#6030b0,#9050e0);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.5rem}
.support-card h4{color:#e0d0f8;margin-bottom:6px}
.support-card p{color:#9888b8;font-size:.88rem}

/* ===== FAQ ===== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid #2a1a50;padding:20px 0}
.faq-item summary{cursor:pointer;font-size:1.05rem;color:#d8c0f8;font-weight:600;padding:8px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:"+";font-size:1.4rem;color:#a060f0;transition:transform .3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-answer{padding:12px 0 8px;color:#a090c0;line-height:1.8}

/* ===== 用户评论 ===== */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.review-card{background:linear-gradient(145deg,#1a1235,#221845);border-radius:14px;padding:24px;border:1px solid #2a1a50}
.review-card .review-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.review-card .reviewer-name{font-weight:700;color:#e0d0f8}
.review-card .reviewer-city{color:#8878a8;font-size:.85rem}
.review-card .stars{color:#f0c040;font-size:1rem;margin-bottom:8px}
.review-card .review-text{color:#a898c8;line-height:1.7;font-size:.92rem}
.review-card .review-date{color:#6858a0;font-size:.8rem;margin-top:10px;text-align:right}

/* ===== 面包屑 ===== */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#8070a0}
.breadcrumb a{color:#a080d0}
.breadcrumb span{margin:0 6px;color:#6050a0}

/* ===== 页脚 ===== */
.site-footer{background:linear-gradient(180deg,#120e24,#0a0816);padding:48px 0 20px;border-top:2px solid #2a1a50}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:32px;margin-bottom:36px}
.footer-col h4{color:#c8b0e8;font-size:1rem;margin-bottom:14px;position:relative;padding-bottom:8px}
.footer-col h4::after{content:"";position:absolute;bottom:0;left:0;width:30px;height:2px;background:#6040a0}
.footer-col a{display:block;color:#8878a8;font-size:.88rem;padding:4px 0;transition:color .3s,padding-left .3s}
.footer-col a:hover{color:#c9a0ff;padding-left:6px}
.footer-col p{color:#7868a0;font-size:.85rem;line-height:1.7}
.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid #1e1440;color:#5848a0;font-size:.82rem}
.footer-bottom a{color:#8070b0}
.footer-payment{display:flex;justify-content:center;gap:12px;margin:16px 0}
.footer-payment img{height:32px;border-radius:4px;background:#fff;padding:2px}
.social-links{display:flex;gap:12px;margin-top:10px}
.social-links a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#1e1540;color:#a080d0;font-size:.9rem;transition:background .3s}
.social-links a:hover{background:#3a2060}

/* ===== 内页横幅 ===== */
.page-banner{position:relative;min-height:300px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.page-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.page-banner .banner-text{position:relative;z-index:2;text-align:center}
.page-banner .banner-text h1{font-size:2.2rem;color:#fff;text-shadow:0 2px 16px rgba(80,30,160,.5)}
.page-banner .banner-text p{color:#d0c0e8;margin-top:8px}

/* ===== 内页内容 ===== */
.content-area{padding:48px 0}
.content-area article{max-width:900px;margin:0 auto}
.content-area article h2{font-size:1.5rem;color:#d8c0f8;margin:32px 0 14px;padding-left:14px;border-left:4px solid #8040d0}
.content-area article h3{font-size:1.2rem;color:#c8b0e8;margin:24px 0 10px}
.content-area article p{color:#a898c8;margin-bottom:16px;line-height:1.9}
.content-area article img{border-radius:12px;margin:20px 0;box-shadow:0 4px 20px rgba(60,20,120,.3)}
.content-area .inline-video{border-radius:12px;overflow:hidden;margin:24px 0;box-shadow:0 4px 20px rgba(60,20,120,.3)}
.content-area .inline-video video{width:100%;aspect-ratio:16/9;background:#1a1030}

/* ===== APP下载页 ===== */
.app-hero{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:60px 0}
.app-hero .app-info h1{font-size:2rem;color:#fff;margin-bottom:16px}
.app-hero .app-info p{color:#b0a0c8;margin-bottom:24px;line-height:1.8}
.app-hero .app-screenshot{text-align:center}
.app-hero .app-screenshot img{max-width:300px;margin:0 auto;border-radius:24px;box-shadow:0 8px 40px rgba(80,30,160,.4)}
.download-btns{display:flex;gap:16px;flex-wrap:wrap}
.download-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:12px;font-size:1rem;font-weight:600;transition:transform .3s,box-shadow .3s}
.download-btn:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(100,40,200,.3)}
.download-btn.android{background:linear-gradient(135deg,#2d8a4e,#1a6b35);color:#fff}
.download-btn.ios{background:linear-gradient(135deg,#333,#111);color:#fff}
.app-features{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:24px;padding:48px 0}
.app-feature-card{background:#1a1235;border-radius:14px;padding:28px;text-align:center;border:1px solid #2a1a50}
.app-feature-card .feat-icon{font-size:2.2rem;margin-bottom:12px}
.app-feature-card h3{color:#d8c0f8;margin-bottom:8px}
.app-feature-card p{color:#9888b8;font-size:.9rem}

/* ===== 响应式 ===== */
@media(max-width:992px){
  .about-content{columns:1}
  .case-study{grid-template-columns:1fr}
  .app-hero{grid-template-columns:1fr}
  .app-hero .app-screenshot{order:-1}
}
@media(max-width:768px){
  .nav-toggle{display:block}
  .main-nav{display:none;width:100%;flex-direction:column;background:#1a0e2e;padding:10px 0;border-radius:0 0 12px 12px}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 20px;border-bottom:1px solid #2a1a50}
  .hero-content h1{font-size:1.6rem}
  .hero-content p{font-size:1rem}
  .section-title{font-size:1.4rem}
  .video-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .creator-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .license-section{flex-direction:column;text-align:center}
  .download-btns{flex-direction:column}
}
@media(max-width:480px){
  .creator-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .support-grid{grid-template-columns:1fr}
  .hero-section{min-height:360px}
}