/* ============================================
   全局样式 - 短视频创作与算法优化网站
   独特配色：深紫+珊瑚红+金色点缀
   ============================================ */

/* CSS Reset & Base */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
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}
img{max-width:100%;height:auto;display:block}
a{color:#f0a050;text-decoration:none;transition:color .3s}
a:hover{color:#ff6080}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.4;font-weight:700}

/* Layout Container */
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}

/* ============================================
   Header - 非sticky导航
   ============================================ */
.site-header{background:linear-gradient(135deg,#12091f 0%,#1a0e2e 100%);border-bottom:1px solid rgba(240,160,80,.15);padding:12px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}
.site-logo img{height:48px;width:auto}
.main-nav{display:flex;align-items:center;gap:0}
.main-nav a{display:inline-block;padding:10px 14px;font-size:.9rem;color:#c8b8e0;border-radius:6px;transition:all .3s}
.main-nav a:hover,.main-nav a.active{color:#fff;background:rgba(220,50,80,.2)}
.nav-toggle{display:none;background:none;border:2px solid #f0a050;color:#f0a050;padding:6px 12px;border-radius:6px;font-size:1.2rem;cursor:pointer}

/* Mobile Nav */
@media(max-width:768px){
  .main-nav{display:none;flex-direction:column;width:100%;background:#12091f;border-radius:8px;padding:10px 0;margin-top:8px}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.05)}
  .nav-toggle{display:block}
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section{position:relative;overflow:hidden;background:#0d0a1a}
.hero-section .hero-media{position:relative;width:100%;max-height:500px;overflow:hidden}
.hero-section .hero-media img{width:100%;height:auto;object-fit:cover;filter:brightness(.85)}
.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(13,10,26,.5);text-align:center;padding:20px}
.hero-overlay h1{font-size:2.2rem;color:#fff;text-shadow:0 2px 20px rgba(220,50,80,.4);margin-bottom:12px}
.hero-overlay p{font-size:1.1rem;color:#d0c8e0;max-width:600px}
.hero-play-btn{display:inline-flex;align-items:center;gap:8px;margin-top:20px;padding:14px 32px;background:linear-gradient(135deg,#dc3250,#f06040);color:#fff;border-radius:50px;font-size:1rem;font-weight:600;transition:transform .3s,box-shadow .3s;cursor:pointer;border:none}
.hero-play-btn:hover{transform:scale(1.05);box-shadow:0 4px 30px rgba(220,50,80,.5);color:#fff}

@media(max-width:768px){
  .hero-overlay h1{font-size:1.5rem}
  .hero-overlay p{font-size:.95rem}
}

/* ============================================
   Section Styles
   ============================================ */
.section{padding:50px 0}
.section-alt{background:linear-gradient(180deg,#110d20 0%,#0d0a1a 100%)}
.section-title{text-align:center;margin-bottom:36px}
.section-title h2{font-size:1.8rem;color:#fff;position:relative;display:inline-block;padding-bottom:12px}
.section-title h2::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,#dc3250,#f0a050);border-radius:2px}
.section-title p{color:#a898c0;margin-top:10px;font-size:.95rem}

/* ============================================
   Video Cards Grid
   ============================================ */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.video-card{background:#1a1230;border-radius:14px;overflow:hidden;transition:transform .3s,box-shadow .3s;border:1px solid rgba(220,50,80,.1)}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 40px rgba(220,50,80,.15)}
.video-card .card-thumb{position:relative;overflow:hidden;aspect-ratio:4/3}
.video-card .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .card-thumb img{transform:scale(1.08)}
.video-card .play-icon{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:48px;height:48px;background:rgba(220,50,80,.85);border-radius:50%;display:flex;align-items:center;justify-content:center}
.video-card .play-icon::after{content:'';border-left:16px solid #fff;border-top:10px solid transparent;border-bottom:10px solid transparent;margin-left:4px}
.video-card .card-body{padding:16px}
.video-card .card-body h3{font-size:1rem;color:#fff;margin-bottom:6px}
.video-card .card-body p{font-size:.85rem;color:#a898c0;line-height:1.6}
.video-card .card-rating{padding:0 16px 14px;display:flex;align-items:center;gap:6px;font-size:.85rem;color:#f0a050}

@media(max-width:768px){
  .video-grid{grid-template-columns:repeat(2,1fr);gap:12px}
}
@media(max-width:480px){
  .video-grid{grid-template-columns:1fr}
}

/* ============================================
   Case Study / Recent Work
   ============================================ */
.case-block{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;margin-bottom:40px}
.case-block .case-video{border-radius:14px;overflow:hidden;position:relative;background:#1a1230;aspect-ratio:16/9}
.case-block .case-video video,.case-block .case-video img{width:100%;height:100%;object-fit:cover}
.case-block .case-text h3{font-size:1.3rem;color:#fff;margin-bottom:12px}
.case-block .case-text p{color:#b8a8d0;font-size:.95rem}
@media(max-width:768px){
  .case-block{grid-template-columns:1fr}
}

/* ============================================
   Creator Profile
   ============================================ */
.creator-card{display:flex;gap:30px;background:linear-gradient(135deg,#1a1230,#201540);border-radius:16px;padding:30px;border:1px solid rgba(240,160,80,.1);align-items:center}
.creator-card .avatar{flex-shrink:0;width:180px;height:180px;border-radius:50%;overflow:hidden;border:3px solid rgba(220,50,80,.4)}
.creator-card .avatar img{width:100%;height:100%;object-fit:cover}
.creator-card .bio h3{font-size:1.3rem;color:#fff;margin-bottom:8px}
.creator-card .bio .title-tag{display:inline-block;background:rgba(220,50,80,.2);color:#f06060;padding:4px 14px;border-radius:20px;font-size:.8rem;margin-bottom:12px}
.creator-card .bio p{color:#b8a8d0;font-size:.93rem}
@media(max-width:768px){
  .creator-card{flex-direction:column;text-align:center}
  .creator-card .avatar{width:120px;height:120px}
}

/* ============================================
   Consultation CTA
   ============================================ */
.cta-banner{position:relative;border-radius:16px;overflow:hidden;margin:30px 0}
.cta-banner img{width:100%;height:auto;filter:brightness(.7)}
.cta-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px}
.cta-overlay h3{font-size:1.5rem;color:#fff;margin-bottom:8px}
.cta-overlay p{color:#d0c8e0;margin-bottom:16px}
.btn-primary{display:inline-block;padding:12px 30px;background:linear-gradient(135deg,#dc3250,#f06040);color:#fff;border-radius:50px;font-weight:600;transition:all .3s;border:none;cursor:pointer;font-size:.95rem}
.btn-primary:hover{transform:scale(1.05);box-shadow:0 4px 20px rgba(220,50,80,.4);color:#fff}
.btn-outline{display:inline-block;padding:12px 30px;border:2px solid #f0a050;color:#f0a050;border-radius:50px;font-weight:600;transition:all .3s;cursor:pointer;font-size:.95rem;background:transparent}
.btn-outline:hover{background:#f0a050;color:#0d0a1a}

/* ============================================
   About Section
   ============================================ */
.about-content{columns:2;column-gap:30px;color:#b8a8d0;font-size:.95rem}
.about-content p{margin-bottom:16px;break-inside:avoid}
@media(max-width:768px){
  .about-content{columns:1}
}

/* ============================================
   Payment Section
   ============================================ */
.payment-grid{display:flex;flex-wrap:wrap;gap:20px;justify-content:center;align-items:center}
.payment-item{background:#1a1230;border-radius:12px;padding:20px 30px;text-align:center;border:1px solid rgba(240,160,80,.1);min-width:140px}
.payment-item.highlight{border-color:#f0a050;background:linear-gradient(135deg,#201540,#2a1850)}
.payment-item h4{color:#fff;font-size:1rem;margin-bottom:4px}
.payment-item p{color:#a898c0;font-size:.8rem}

/* ============================================
   FAQ Accordion
   ============================================ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#1a1230;border-radius:12px;margin-bottom:12px;border:1px solid rgba(220,50,80,.08);overflow:hidden}
.faq-item summary{padding:18px 24px;cursor:pointer;font-size:1rem;color:#fff;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;transition:background .3s}
.faq-item summary:hover{background:rgba(220,50,80,.05)}
.faq-item summary::after{content:'+';font-size:1.4rem;color:#f0a050;transition:transform .3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 24px 18px;color:#b8a8d0;font-size:.93rem;line-height:1.8}

/* ============================================
   Reviews
   ============================================ */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{background:#1a1230;border-radius:14px;padding:24px;border:1px solid rgba(240,160,80,.08)}
.review-card .review-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.review-card .reviewer{font-weight:600;color:#fff;font-size:.95rem}
.review-card .review-city{color:#a898c0;font-size:.8rem}
.review-card .stars{color:#f0a050;font-size:1rem;letter-spacing:2px}
.review-card .review-text{color:#b8a8d0;font-size:.9rem;line-height:1.7;margin-bottom:10px}
.review-card .review-date{color:#7868a0;font-size:.8rem}
@media(max-width:768px){
  .review-grid{grid-template-columns:1fr}
}

/* ============================================
   Support Section
   ============================================ */
.support-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.support-item{background:#1a1230;border-radius:14px;padding:24px;text-align:center;border:1px solid rgba(220,50,80,.08);transition:transform .3s}
.support-item:hover{transform:translateY(-4px)}
.support-item .icon{font-size:2rem;margin-bottom:10px}
.support-item h4{color:#fff;font-size:.95rem;margin-bottom:6px}
.support-item p{color:#a898c0;font-size:.82rem}
@media(max-width:768px){
  .support-grid{grid-template-columns:repeat(2,1fr)}
}

/* ============================================
   License / Compliance
   ============================================ */
.license-block{display:flex;gap:30px;align-items:center;background:#1a1230;border-radius:16px;padding:30px;border:1px solid rgba(100,150,220,.15)}
.license-block .badge{flex-shrink:0}
.license-block .badge img{width:300px;height:auto}
.license-block .info h3{color:#fff;font-size:1.2rem;margin-bottom:10px}
.license-block .info p{color:#b8a8d0;font-size:.93rem}
@media(max-width:768px){
  .license-block{flex-direction:column}
  .license-block .badge img{width:100%;max-width:300px}
}

/* ============================================
   Breadcrumb
   ============================================ */
.breadcrumb{padding:12px 0;font-size:.85rem;color:#7868a0}
.breadcrumb a{color:#a898c0}
.breadcrumb a:hover{color:#f0a050}
.breadcrumb span{margin:0 6px}

/* ============================================
   Inner Page Content
   ============================================ */
.page-banner{position:relative;overflow:hidden;border-radius:0 0 20px 20px;margin-bottom:30px}
.page-banner img{width:100%;height:auto;max-height:300px;object-fit:cover;filter:brightness(.7)}
.page-banner .banner-title{position:absolute;bottom:30px;left:30px;font-size:2rem;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.5)}
.article-content{max-width:800px;margin:0 auto;padding:0 20px}
.article-content h2{font-size:1.5rem;color:#fff;margin:30px 0 16px;padding-bottom:8px;border-bottom:2px solid rgba(220,50,80,.2)}
.article-content h3{font-size:1.2rem;color:#f0a050;margin:24px 0 12px}
.article-content p{color:#b8a8d0;font-size:.95rem;margin-bottom:16px;line-height:1.9}
.article-content .content-img{border-radius:12px;overflow:hidden;margin:20px 0}
.article-content .content-img img{width:100%;height:auto}
.article-content ul{margin:12px 0 20px 20px}
.article-content ul li{color:#b8a8d0;font-size:.93rem;margin-bottom:8px;padding-left:16px;position:relative}
.article-content ul li::before{content:'▸';position:absolute;left:0;color:#dc3250}

/* ============================================
   App Download Page
   ============================================ */
.app-hero{text-align:center;padding:60px 20px}
.app-hero h1{font-size:2rem;color:#fff;margin-bottom:12px}
.app-hero p{color:#b8a8d0;max-width:500px;margin:0 auto 30px}
.app-preview{display:flex;gap:30px;justify-content:center;align-items:center;flex-wrap:wrap}
.app-preview .phone-frame{width:280px;border-radius:24px;overflow:hidden;border:3px solid rgba(220,50,80,.3);box-shadow:0 8px 40px rgba(220,50,80,.15)}
.app-preview .phone-frame img{width:100%;height:auto}
.app-download-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.app-download-btns .dl-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;background:linear-gradient(135deg,#dc3250,#f06040);color:#fff;border-radius:14px;font-weight:600;font-size:.95rem;transition:all .3s}
.app-download-btns .dl-btn:hover{transform:scale(1.05);box-shadow:0 4px 20px rgba(220,50,80,.4);color:#fff}
.app-download-btns .dl-btn.android{background:linear-gradient(135deg,#2a8040,#40b060)}
.qr-section{text-align:center;margin-top:40px}
.qr-section img{width:180px;height:180px;margin:0 auto;border-radius:12px;border:2px solid rgba(240,160,80,.2)}

/* ============================================
   Footer
   ============================================ */
.site-footer{background:linear-gradient(180deg,#0d0a1a,#08060f);border-top:1px solid rgba(240,160,80,.1);padding:50px 0 20px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-bottom:30px}
.footer-col h4{color:#fff;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:#dc3250}
.footer-col a{display:block;color:#8878a0;font-size:.88rem;padding:4px 0;transition:color .3s}
.footer-col a:hover{color:#f0a050}
.footer-col p{color:#8878a0;font-size:.88rem;line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.05);padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.footer-bottom p{color:#5848708;font-size:.82rem}
.footer-payment{display:flex;gap:10px;align-items:center}
.footer-payment img{height:36px;width:auto;border-radius:6px}
.footer-social{display:flex;gap:10px}
.footer-social a{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:rgba(255,255,255,.05);border-radius:50%;color:#a898c0;font-size:.85rem;transition:all .3s}
.footer-social a:hover{background:rgba(220,50,80,.2);color:#fff}
@media(max-width:768px){
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
}

/* ============================================
   Video Player Modal
   ============================================ */
.video-modal{display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:9999;background:rgba(0,0,0,.9);align-items:center;justify-content:center}
.video-modal.active{display:flex}
.video-modal .modal-inner{width:90%;max-width:800px;position:relative}
.video-modal video{width:100%;border-radius:12px}
.video-modal .close-btn{position:absolute;top:-40px;right:0;color:#fff;font-size:2rem;cursor:pointer;background:none;border:none}

/* ============================================
   Responsible Gaming
   ============================================ */
.responsible-block{background:linear-gradient(135deg,#1a1230,#201540);border-radius:16px;padding:30px;border:1px solid rgba(100,180,100,.15)}
.responsible-block h3{color:#60c080;margin-bottom:12px}
.responsible-block p{color:#b8a8d0;font-size:.93rem;margin-bottom:10px}
.responsible-block a{color:#60c080}

/* ============================================
   Utilities
   ============================================ */
.text-center{text-align:center}
.mt-20{margin-top:20px}
.mt-30{margin-top:30px}
.mb-20{margin-bottom:20px}
.mb-30{margin-bottom:30px}
.hidden{display:none}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.animate-in{animation:fadeInUp .6s ease forwards;opacity:0}
.delay-1{animation-delay:.1s}
.delay-2{animation-delay:.2s}
.delay-3{animation-delay:.3s}

/* ============================================
   Print Styles
   ============================================ */
@media print{
  .site-header,.site-footer,.video-modal{display:none}
  body{background:#fff;color:#333}
}