/* 平博体育 - 完整样式表 */
*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#e94560;--primary-light:#ff6b6b;--dark-bg:#0f0f1a;--dark-card:#1a1a2e;--dark-text:#e0e0e0;--light-bg:#f8f9fa;--light-text:#1a1a2e;--card-bg:rgba(255,255,255,0.85);--card-border:rgba(255,255,255,0.3);--shadow:0 8px 32px rgba(0,0,0,0.1);--shadow-hover:0 12px 40px rgba(0,0,0,0.18);--radius:16px;--radius-sm:8px;--transition:0.35s cubic-bezier(0.4,0,0.2,1);--font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,sans-serif}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--light-bg);color:var(--light-text);line-height:1.7;transition:background var(--transition),color var(--transition);overflow-x:hidden;min-height:100vh}
body.dark{background:var(--dark-bg);color:var(--dark-text)}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
img,svg{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
@media(max-width:768px){.container{padding:0 16px}}

/* Header & Navigation */
header{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);color:#fff;padding:12px 0;position:sticky;top:0;z-index:1000;box-shadow:0 4px 30px rgba(0,0,0,0.25);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(233,69,96,0.15)}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
.logo{font-size:26px;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.5px;flex-shrink:0}
nav{display:flex;align-items:center;gap:16px}
nav ul{display:flex;list-style:none;gap:8px;margin:0;padding:0}
nav ul li a{padding:10px 18px;border-radius:var(--radius-sm);transition:all var(--transition);font-weight:500;font-size:15px;position:relative;color:rgba(255,255,255,0.85)}
nav ul li a::after{content:'';position:absolute;bottom:4px;left:50%;width:0;height:2px;background:var(--primary);transition:all var(--transition);transform:translateX(-50%);border-radius:2px}
nav ul li a:hover{background:rgba(233,69,96,0.2);color:#fff}
nav ul li a:hover::after{width:60%}
.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:28px;cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);transition:background var(--transition);line-height:1}
.menu-toggle:hover{background:rgba(255,255,255,0.1)}

/* Dark Mode Toggle */
.dark-toggle{background:rgba(255,255,255,0.08);border:2px solid var(--primary);color:var(--primary);padding:8px 18px;border-radius:30px;cursor:pointer;font-weight:600;font-size:14px;transition:all var(--transition);white-space:nowrap;backdrop-filter:blur(4px)}
.dark-toggle:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:scale(1.03);box-shadow:0 4px 15px rgba(233,69,96,0.3)}

/* Hero Section */
.hero{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 45%,#0f3460 100%);color:#fff;padding:100px 0 80px;text-align:center;position:relative;overflow:hidden;min-height:70vh;display:flex;align-items:center}
.hero::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 40%,rgba(233,69,96,0.12) 0%,transparent 60%),radial-gradient(circle at 70% 60%,rgba(15,52,96,0.2) 0%,transparent 50%);animation:heroGlow 8s ease-in-out infinite alternate;pointer-events:none}
@keyframes heroGlow{0%{transform:translate(0,0) scale(1)}100%{transform:translate(20px,-20px) scale(1.05)}}
.hero .container{position:relative;z-index:2}
.hero h1{font-size:52px;font-weight:800;margin-bottom:20px;background:linear-gradient(135deg,var(--primary),var(--primary-light),#ff9a9e);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2;letter-spacing:-1px}
.hero p{font-size:20px;max-width:680px;margin:0 auto 32px;opacity:0.92;line-height:1.7;font-weight:400}
.hero .btn{display:inline-block;padding:16px 48px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:50px;font-size:18px;font-weight:600;transition:all var(--transition);box-shadow:0 8px 30px rgba(233,69,96,0.35);border:none;cursor:pointer;position:relative;overflow:hidden}
.hero .btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.15),transparent);transition:left 0.6s}
.hero .btn:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(233,69,96,0.5)}
.hero .btn:hover::before{left:100%}
.hero .btn:active{transform:translateY(-1px)}

/* Search Box */
.search-box{display:flex;max-width:460px;margin:32px auto 0;gap:10px}
.search-box input{flex:1;padding:14px 24px;border:2px solid rgba(255,255,255,0.2);border-radius:50px;font-size:16px;outline:none;transition:all var(--transition);background:rgba(255,255,255,0.08);color:#fff;backdrop-filter:blur(8px)}
.search-box input::placeholder{color:rgba(255,255,255,0.5)}
.search-box input:focus{border-color:var(--primary);background:rgba(255,255,255,0.15);box-shadow:0 0 0 4px rgba(233,69,96,0.15)}
body.dark .search-box input{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.1);color:#fff}
.search-box button{padding:14px 32px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border:none;border-radius:50px;cursor:pointer;font-weight:600;font-size:16px;transition:all var(--transition);white-space:nowrap}
.search-box button:hover{transform:scale(1.03);box-shadow:0 4px 20px rgba(233,69,96,0.4)}

/* Breadcrumb */
.breadcrumb{padding:18px 0;font-size:14px;color:rgba(0,0,0,0.5);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
body.dark .breadcrumb{color:rgba(255,255,255,0.4)}
.breadcrumb a{color:var(--primary);font-weight:500}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb span{margin:0 4px;color:rgba(0,0,0,0.3)}
body.dark .breadcrumb span{color:rgba(255,255,255,0.25)}

/* Section Common */
.section{padding:80px 0}
.section-title{text-align:center;font-size:34px;font-weight:700;margin-bottom:48px;position:relative;letter-spacing:-0.5px}
.section-title span{background:linear-gradient(135deg,var(--primary),var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-title::after{content:'';display:block;width:60px;height:4px;background:linear-gradient(90deg,var(--primary),var(--primary-light));margin:12px auto 0;border-radius:4px}

/* Grid System */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}
@media(max-width:768px){.grid{grid-template-columns:1fr;gap:24px}}
@media(min-width:769px)and (max-width:1024px){.grid{grid-template-columns:repeat(2,1fr)}}

/* Card Component */
.card{background:var(--card-bg);border-radius:var(--radius);padding:36px 32px;box-shadow:var(--shadow);transition:all var(--transition);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--card-border);position:relative;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--primary-light));opacity:0;transition:opacity var(--transition)}
.card:hover::before{opacity:1}
body.dark .card{background:var(--dark-card);box-shadow:0 8px 32px rgba(0,0,0,0.4);border-color:rgba(255,255,255,0.05)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(233,69,96,0.2)}
.card h3{font-size:20px;font-weight:700;margin-bottom:12px;color:inherit}
.card p{line-height:1.8;color:rgba(0,0,0,0.65);font-size:15px}
body.dark .card p{color:rgba(255,255,255,0.6)}

/* SVG Icon in Cards */
.svg-icon{width:56px;height:56px;margin-bottom:18px;display:block;transition:transform var(--transition);filter:drop-shadow(0 4px 8px rgba(233,69,96,0.2))}
.card:hover .svg-icon{transform:scale(1.08) rotate(-2deg)}

/* Stats Section */
.stats{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);color:#fff;padding:80px 0;position:relative}
.stats::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 50%,rgba(233,69,96,0.08) 0%,transparent 50%);pointer-events:none}
.stats .section-title{color:#fff;margin-bottom:40px}
.stats .section-title::after{background:linear-gradient(90deg,var(--primary),var(--primary-light))}
.stats .grid{text-align:center}
.stats .card{background:rgba(255,255,255,0.07);border:none;color:#fff;padding:32px 24px;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.08)}
.stats .card::before{display:none}
.stats .card h3{font-size:40px;font-weight:800;color:var(--primary);margin-bottom:8px;line-height:1.2}
.stats .card p{font-size:16px;color:rgba(255,255,255,0.7);font-weight:500;text-transform:uppercase;letter-spacing:1px}
.stats .card:hover{transform:translateY(-4px);background:rgba(255,255,255,0.1);border-color:rgba(233,69,96,0.3)}

/* Banner Carousel */
.banner-carousel{position:relative;overflow:hidden;border-radius:20px;margin:40px 0;height:420px;box-shadow:0 16px 48px rgba(0,0,0,0.15)}
.banner-slide{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f3460,#16213e);color:#fff;opacity:0;transition:opacity 1s ease;padding:48px;text-align:center}
.banner-slide.active{opacity:1}
.banner-slide h2{font-size:38px;font-weight:700;margin-bottom:16px;background:linear-gradient(135deg,#fff,var(--primary-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.banner-slide p{font-size:18px;max-width:600px;opacity:0.9;line-height:1.6}
@media(max-width:768px){.banner-carousel{height:280px}.banner-slide h2{font-size:26px}.banner-slide p{font-size:15px}}

/* FAQ Accordion */
.faq-item{margin-bottom:14px;border-radius:var(--radius);overflow:hidden;background:var(--card-bg);box-shadow:0 2px 12px rgba(0,0,0,0.04);border:1px solid var(--card-border);transition:box-shadow var(--transition)}
body.dark .faq-item{background:var(--dark-card);border-color:rgba(255,255,255,0.05)}
.faq-item:hover{box-shadow:0 4px 20px rgba(0,0,0,0.08)}
.faq-question{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:16px;transition:background var(--transition);user-select:none}
.faq-question:hover{background:rgba(233,69,96,0.06)}
.faq-question span{font-size:22px;color:var(--primary);transition:transform var(--transition);font-weight:300}
.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:max-height 0.45s ease,padding 0.45s ease;line-height:1.8;color:rgba(0,0,0,0.65);font-size:15px}
body.dark .faq-answer{color:rgba(255,255,255,0.6)}
.faq-answer.open{max-height:600px;padding:0 24px 24px}

/* Footer */
.footer{background:#1a1a2e;color:rgba(255,255,255,0.85);padding:48px 0 32px;text-align:center;border-top:1px solid rgba(233,69,96,0.15)}
.footer a{color:var(--primary);margin:0 12px;font-weight:500;transition:color var(--transition)}
.footer a:hover{color:var(--primary-light);text-decoration:underline}
.footer .copyright{margin-top:20px;opacity:0.6;font-size:13px;line-height:1.8}
.footer p{margin:8px 0}

/* Back to Top */
.back-to-top{position:fixed;bottom:32px;right:32px;background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;width:52px;height:52px;border-radius:50%;display:none;align-items:center;justify-content:center;cursor:pointer;z-index:999;box-shadow:0 6px 24px rgba(233,69,96,0.35);transition:all var(--transition);border:none;font-size:26px;font-weight:700;line-height:1}
.back-to-top.show{display:flex;animation:fadeInUp 0.4s ease}
@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.back-to-top:hover{transform:scale(1.12) translateY(-2px);box-shadow:0 10px 36px rgba(233,69,96,0.5)}
.back-to-top:active{transform:scale(0.95)}

/* Partner Logos */
.partner-logos{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:24px;padding:32px 0}
.partner-logos svg{width:120px;height:50px;opacity:0.55;transition:all var(--transition);filter:grayscale(0.5);border-radius:8px}
.partner-logos svg:hover{opacity:1;filter:grayscale(0);transform:scale(1.05)}

/* News List */
.news-list{list-style:none;padding:0;max-width:800px;margin:0 auto}
.news-list li{padding:18px 0;border-bottom:1px solid rgba(0,0,0,0.06);display:flex;justify-content:space-between;align-items:center;gap:16px;transition:padding var(--transition)}
body.dark .news-list li{border-color:rgba(255,255,255,0.06)}
.news-list li:last-child{border:none}
.news-list li a{font-weight:500;color:var(--light-text);transition:color var(--transition)}
body.dark .news-list li a{color:var(--dark-text)}
.news-list li a:hover{color:var(--primary)}
.news-list li span{font-size:13px;color:rgba(0,0,0,0.4);white-space:nowrap}
body.dark .news-list li span{color:rgba(255,255,255,0.35)}

/* Contact Info */
.contact-info p{margin:12px 0;font-size:15px;display:flex;align-items:center;gap:10px}
.contact-info svg{flex-shrink:0;width:20px;height:20px;fill:var(--primary)}

/* Scroll Animation */
[data-scroll]{opacity:0;transform:translateY(40px);transition:opacity 0.7s ease,transform 0.7s cubic-bezier(0.25,0.46,0.45,0.94)}
[data-scroll].visible{opacity:1;transform:translateY(0)}

/* Responsive Design */
@media(max-width:1024px){
  .hero h1{font-size:40px}
  .hero{padding:80px 0 60px}
  .section{padding:60px 0}
  .section-title{font-size:28px;margin-bottom:36px}
}

@media(max-width:768px){
  header{padding:10px 0}
  .logo{font-size:22px}
  nav ul{display:none;flex-direction:column;background:#1a1a2e;position:absolute;top:58px;left:0;width:100%;padding:16px 20px;gap:6px;box-shadow:0 8px 32px rgba(0,0,0,0.3);z-index:999;border-top:1px solid rgba(233,69,96,0.15)}
  nav ul.open{display:flex}
  nav ul li a{padding:12px 16px;border-radius:var(--radius-sm);font-size:16px}
  .menu-toggle{display:block}
  .hero h1{font-size:32px}
  .hero p{font-size:17px;max-width:100%}
  .hero .btn{padding:14px 36px;font-size:16px}
  .hero{padding:60px 0 50px;min-height:auto}
  .section{padding:48px 0}
  .section-title{font-size:24px;margin-bottom:28px}
  .card{padding:28px 20px}
  .stats .card h3{font-size:32px}
  .banner-carousel{height:220px}
  .banner-slide h2{font-size:22px}
  .banner-slide p{font-size:14px}
  .back-to-top{bottom:20px;right:20px;width:44px;height:44px;font-size:22px}
  .search-box{flex-direction:column;max-width:100%}
  .search-box input,.search-box button{width:100%;border-radius:30px}
  .footer{padding:32px 0 24px}
  .footer a{margin:0 8px;font-size:14px}
}

@media(max-width:480px){
  .hero h1{font-size:26px}
  .hero p{font-size:15px}
  .hero .btn{padding:12px 28px;font-size:15px}
  .section{padding:36px 0}
  .section-title{font-size:20px}
  .card{padding:24px 16px}
  .card h3{font-size:18px}
  .stats .card h3{font-size:28px}
  .breadcrumb{font-size:12px}
  .partner-logos svg{width:80px;height:36px}
}

/* Hover & Interactive Enhancements */
.card,.btn,.dark-toggle,.search-box button,.back-to-top{cursor:pointer}
::selection{background:rgba(233,69,96,0.3);color:inherit}
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(233,69,96,0.3);border-radius:12px}
::-webkit-scrollbar-thumb:hover{background:rgba(233,69,96,0.5)}

/* Smooth transitions for dark mode */
body,header,.card,.stats .card,.faq-item,.news-list li,.search-box input{transition:background var(--transition),color var(--transition),border-color var(--transition),box-shadow var(--transition)}