*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
--bg:#f8f6f2;--bg2:#fff;--text:#1a1a2e;--text2:#4a4a5a;
--accent:#e94560;--accent2:#0f3460;--accent3:#16213e;
--border:#e0dcd4;--shadow:0 4px 24px rgba(26,26,46,.08);
--radius:12px;--transition:.3s cubic-bezier(.4,0,.2,1);
--glass:rgba(255,255,255,.72);--glass-border:rgba(255,255,255,.35);
}
[data-theme="dark"]{
--bg:#0f0f1a;--bg2:#1a1a2e;--text:#e8e6e1;--text2:#a8a6b0;
--border:#2a2a3e;--shadow:0 4px 24px rgba(0,0,0,.4);
--glass:rgba(26,26,46,.72);--glass-border:rgba(255,255,255,.08);
}
html{scroll-behavior:smooth;font-size:16px}
body{
font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;
background:var(--bg);color:var(--text);line-height:1.8;
transition:background var(--transition),color var(--transition);
-webkit-font-smoothing:antialiased;
overflow-x:hidden;
}
a{color:var(--accent);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent2)}
img,svg{display:block;max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* 顶部信息栏 */
.top-bar{background:linear-gradient(90deg,var(--accent3),var(--accent2));color:#b8b6c0;font-size:.8rem;padding:8px 0;position:relative;overflow:hidden}
.top-bar::after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(233,69,96,.15),transparent);animation:topBarShine 6s infinite}
@keyframes topBarShine{0%{left:-100%}100%{left:100%}}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;position:relative;z-index:1}
.top-bar a{color:#b8b6c0}
.top-bar a:hover{color:#fff}

/* 导航 */
.nav-wrap{position:sticky;top:0;z-index:100;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--glass-border);box-shadow:var(--shadow);transition:background var(--transition),box-shadow var(--transition)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800;color:var(--text);white-space:nowrap;transition:transform var(--transition)}
.logo:hover{transform:scale(1.03)}
.logo svg{width:36px;height:36px;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.logo:hover svg{transform:rotate(-8deg) scale(1.08)}
.logo span em{color:var(--accent);font-style:normal}
.nav-links{display:flex;gap:4px;list-style:none;flex-wrap:wrap;align-items:center}
.nav-links a{padding:8px 14px;border-radius:8px;font-size:.9rem;color:var(--text2);font-weight:500;transition:all var(--transition);position:relative;overflow:hidden}
.nav-links a::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--accent),var(--accent2));opacity:0;transition:opacity var(--transition);border-radius:8px;z-index:-1}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a:hover::before,.nav-links a.active::before{opacity:1}
.nav-actions{display:flex;gap:8px;align-items:center}
.search-box{display:flex;align-items:center;background:var(--glass);border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:border var(--transition),box-shadow var(--transition)}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(233,69,96,.12)}
.search-box input{border:none;background:transparent;padding:8px 12px;font-size:.85rem;color:var(--text);outline:none;width:140px}
.search-box input::placeholder{color:var(--text2);opacity:.7}
.search-box button{border:none;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;padding:8px 12px;cursor:pointer;font-size:.85rem;transition:opacity var(--transition)}
.search-box button:hover{opacity:.88}
.theme-btn,.menu-btn{background:var(--glass);border:1px solid var(--border);border-radius:8px;padding:8px 12px;cursor:pointer;color:var(--text);font-size:.9rem;transition:all var(--transition)}
.theme-btn:hover,.menu-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 12px rgba(233,69,96,.15)}
.menu-btn{display:none}

/* 面包屑 */
.breadcrumb{padding:16px 0;font-size:.85rem;color:var(--text2)}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none}
.breadcrumb li+li::before{content:"›";margin-right:6px;color:var(--text2)}
.breadcrumb a{color:var(--text2);transition:color var(--transition)}
.breadcrumb a:hover{color:var(--accent)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--accent3) 0%,var(--accent2) 50%,#1a1a4e 100%);color:#fff;padding:60px 0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-30%;left:-5%;width:600px;height:600px;background:radial-gradient(circle,rgba(233,69,96,.2),transparent 65%);border-radius:50%;pointer-events:none;animation:heroGlow 8s ease-in-out infinite alternate}
.hero::after{content:"";position:absolute;bottom:-40%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(15,52,96,.35),transparent 70%);border-radius:50%;pointer-events:none;animation:heroGlow2 10s ease-in-out infinite alternate}
@keyframes heroGlow{0%{transform:translate(0,0) scale(1)}100%{transform:translate(40px,-30px) scale(1.15)}}
@keyframes heroGlow2{0%{transform:translate(0,0) scale(1)}100%{transform:translate(-30px,20px) scale(1.1)}}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:2.6rem;font-weight:800;line-height:1.3;margin-bottom:16px;letter-spacing:-.02em;animation:heroFadeUp .8s ease both}
.hero h1 em{color:var(--accent);font-style:normal;position:relative}
.hero h1 em::after{content:"";position:absolute;bottom:2px;left:0;right:0;height:6px;background:rgba(233,69,96,.25);border-radius:3px;z-index:-1}
.hero p{font-size:1.05rem;color:rgba(255,255,255,.85);margin-bottom:28px;max-width:520px;animation:heroFadeUp .8s .15s ease both}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;animation:heroFadeUp .8s .3s ease both}
@keyframes heroFadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:10px;font-weight:600;font-size:.95rem;transition:all var(--transition);cursor:pointer;border:none;position:relative;overflow:hidden}
.btn-primary{background:linear-gradient(135deg,var(--accent),#d63850);color:#fff;box-shadow:0 4px 16px rgba(233,69,96,.3)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(233,69,96,.45);color:#fff}
.btn-primary::after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);transition:left .5s ease}
.btn-primary:hover::after{left:100%}
.btn-outline{background:rgba(255,255,255,.08);color:#fff;border:2px solid rgba(255,255,255,.35);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.16);transform:translateY(-3px);color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px;animation:heroFadeUp .8s .45s ease both}
.hero-stat{text-align:center;padding:12px;border-radius:10px;background:rgba(255,255,255,.06);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);transition:all var(--transition)}
.hero-stat:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.hero-stat .num{font-size:2rem;font-weight:800;color:var(--accent)}
.hero-stat .label{font-size:.8rem;color:rgba(255,255,255,.7)}

/* 轮播 */
.carousel{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.25);background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);animation:heroFadeUp .8s .2s ease both}
.carousel-track{display:flex;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.carousel-slide{min-width:100%;padding:32px}
.carousel-slide svg{width:100%;height:auto;border-radius:8px;transition:transform var(--transition)}
.carousel-slide:hover svg{transform:scale(1.02)}
.carousel-dots{display:flex;justify-content:center;gap:8px;padding:12px 0}
.carousel-dot{width:10px;height:10px;border-radius:50%;background:var(--border);border:none;cursor:pointer;transition:all var(--transition)}
.carousel-dot:hover{background:var(--text2)}
.carousel-dot.active{background:linear-gradient(135deg,var(--accent),var(--accent2));width:24px;border-radius:5px}

/* 区块通用 */
section{padding:64px 0}
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:2rem;font-weight:800;margin-bottom:12px;position:relative;display:inline-block}
.section-header h2::after{content:"";position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:60px;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:2px}
.section-header p{color:var(--text2);max-width:640px;margin:16px auto 0;font-size:1rem}
.bg-alt{background:var(--bg2)}

/* 卡片网格 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius);padding:28px;transition:all var(--transition);position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent2));transform:scaleX(0);transform-origin:left;transition:transform var(--transition)}
.card:hover::before{transform:scaleX(1)}
.bg-alt .card{background:var(--glass)}
.card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(26,26,46,.12);border-color:var(--accent)}
[data-theme="dark"] .card:hover{box-shadow:0 16px 40px rgba(0,0,0,.5)}
.card-icon{width:48px;height:48px;margin-bottom:16px;transition:transform var(--transition)}
.card:hover .card-icon{transform:scale(1.1) rotate(-4deg)}
.card h3{font-size:1.15rem;font-weight:700;margin-bottom:10px}
.card p{font-size:.9rem;color:var(--text2);line-height:1.7}

/* 文章列表 */
.article-item{display:grid;grid-template-columns:180px 1fr;gap:20px;background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius);overflow:hidden;transition:all var(--transition)}
.bg-alt .article-item{background:var(--glass)}
.article-item:hover{box-shadow:0 16px 40px rgba(26,26,46,.12);border-color:var(--accent);transform:translateY(-4px)}
[data-theme="dark"] .article-item:hover{box-shadow:0 16px 40px rgba(0,0,0,.5)}
.article-thumb{background:linear-gradient(135deg,var(--accent2),var(--accent3));display:flex;align-items:center;justify-content:center;min-height:140px;position:relative;overflow:hidden}
.article-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 40%,rgba(233,69,96,.25),transparent 70%);opacity:0;transition:opacity var(--transition)}
.article-item:hover .article-thumb::after{opacity:1}
.article-thumb svg{width:60px;height:60px;transition:transform var(--transition);position:relative;z-index:1}
.article-item:hover .article-thumb svg{transform:scale(1.15)}
.article-body{padding:20px 20px 20px 0}
.article-meta{font-size:.78rem;color:var(--text2);display:flex;gap:12px;margin-bottom:8px;flex-wrap:wrap}
.article-body h3{font-size:1.05rem;font-weight:700;margin-bottom:8px}
.article-body h3 a{color:var(--text);transition:color var(--transition)}
.article-body h3 a:hover{color:var(--accent)}
.article-body p{font-size:.85rem;color:var(--text2);line-height:1.7;margin-bottom:10px}
.read-more{font-size:.85rem;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:4px;transition:gap var(--transition),color var(--transition)}
.read-more:hover{gap:8px;color:var(--accent2)}

/* FAQ */
.faq-item{border:1px solid var(--glass-border);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:all var(--transition)}
.bg-alt .faq-item{background:var(--glass)}
.faq-item:hover{border-color:var(--accent);box-shadow:0 4px 16px rgba(233,69,96,.08)}
.faq-item.open{border-color:var(--accent);box-shadow:0 8px 24px rgba(233,69,96,.12)}
.faq-q{width:100%;text-align:left;padding:18px 24px;background:transparent;border:none;font-size:.95rem;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:background var(--transition)}
.faq-q:hover{background:rgba(233,69,96,.04)}
.faq-q .arrow{transition:transform var(--transition);flex-shrink:0;color:var(--accent)}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;padding:0 24px}
.faq-item.open .faq-a{max-height:600px;padding:0 24px 20px}
.faq-a p{font-size:.88rem;color:var(--text2);line-height:1.8}

/* HowTo */
.howto-step{display:grid;grid-template-columns:56px 1fr;gap:20px;margin-bottom:28px;position:relative}
.howto-step:not(:last-child)::before{content:"";position:absolute;left:27px;top:56px;width:2px;height:calc(100% - 28px);background:linear-gradient(180deg,var(--accent),var(--border));border-radius:1px}
.howto-num{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;flex-shrink:0;position:relative;z-index:1;box-shadow:0 4px 16px rgba(233,69,96,.3);transition:transform var(--transition),box-shadow var(--transition)}
.howto-step:hover .howto-num{transform:scale(1.1);box-shadow:0 6px 24px rgba(233,69,96,.45)}
.howto-content h3{font-size:1.05rem;font-weight:700;margin-bottom:8px;padding-top:12px}
.howto-content p{font-size:.88rem;color:var(--text2);line-height:1.8}

/* 表格 */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--glass-border);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;font-size:.88rem}
th{background:linear-gradient(135deg,var(--accent3),var(--accent2));color:#fff;padding:14px 18px;text-align:left;font-weight:600;white-space:nowrap}
td{padding:12px 18px;border-bottom:1px solid var(--border);color:var(--text2);transition:background var(--transition)}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(233,69,96,.04)}

/* 联系 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info-item{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start;padding:12px;border-radius:10px;transition:background var(--transition),transform var(--transition)}
.contact-info-item:hover{background:rgba(233,69,96,.04);transform:translateX(4px)}
.contact-info-item svg{width:22px;height:22px;flex-shrink:0;margin-top:4px}
.contact-info-item h4{font-size:.95rem;font-weight:700;margin-bottom:2px}
.contact-info-item p{font-size:.85rem;color:var(--text2)}
.contact-form input,.contact-form textarea{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:8px;font-size:.9rem;background:var(--glass);color:var(--text);margin-bottom:14px;font-family:inherit;transition:border var(--transition),box-shadow var(--transition)}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(233,69,96,.12)}
.contact-form textarea{min-height:120px;resize:vertical}
.contact-form .btn{transition:all var(--transition)}
.contact-form .btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(233,69,96,.35)}

/* 团队 */
.team-card{text-align:center;padding:28px 20px}
.team-avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 14px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:1.6rem;font-weight:800;color:#fff;transition:transform var(--transition),box-shadow var(--transition);box-shadow:0 4px 16px rgba(233,69,96,.25)}
.team-card:hover .team-avatar{transform:scale(1.1) rotate(6deg);box-shadow:0 8px 28px rgba(233,69,96,.4)}
.team-card h4{font-size:1rem;font-weight:700;margin-bottom:4px}
.team-card .role{font-size:.8rem;color:var(--accent);font-weight:600;margin-bottom:8px}
.team-card p{font-size:.82rem;color:var(--text2);line-height:1.7}

/* 页脚 */
footer{background:linear-gradient(160deg,var(--accent3),#0a0a14);color:#b8b6c0;padding:56px 0 0;position:relative;overflow:hidden}
footer::before{content:"";position:absolute;top:-50%;left:50%;transform:translateX(-50%);width:800px;height:400px;background:radial-gradient(ellipse,rgba(233,69,96,.08),transparent 70%);pointer-events:none}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px;position:relative;z-index:1}
.footer-col h4{color:#fff;font-size:.95rem;font-weight:700;margin-bottom:16px;position:relative;padding-bottom:8px}
.footer-col h4::after{content:"";position:absolute;bottom:0;left:0;width:24px;height:2px;background:var(--accent);border-radius:1px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:#b8b6c0;font-size:.85rem;transition:color var(--transition),padding-left var(--transition)}
.footer-col a:hover{color:#fff;padding-left:4px}
.footer-col p{font-size:.85rem;line-height:1.8}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0;font-size:.8rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;position:relative;z-index:1}
.footer-bottom a{color:#b8b6c0}
.footer-bottom a:hover{color:#fff}
.social-links{display:flex;gap:12px}
.social-links a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}
.social-links a:hover{background:linear-gradient(135deg,var(--accent),var(--accent2));transform:translateY(-3px);box-shadow:0 6px 16px rgba(233,69,96,.4)}
.social-links svg{width:16px;height:16px}

/* 返回顶部 */
.back-top{position:fixed;bottom:28px;right:28px;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(233,69,96,.4);opacity:0;visibility:hidden;transform:translateY(12px);transition:all var(--transition);z-index:99;font-size:1.1rem}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{transform:translateY(-4px) scale(1.08);box-shadow:0 8px 28px rgba(233,69,96,.55)}

/* 滚动动画 */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* 锚点导航 */
.anchor-nav{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
.anchor-nav a{padding:8px 18px;border-radius:24px;background:var(--glass);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--glass-border);font-size:.85rem;color:var(--text2);font-weight:500;transition:all var(--transition)}
.bg-alt .anchor-nav a{background:var(--glass)}
.anchor-nav a:hover{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 6px 16px rgba(233,69,96,.3)}

/* 数字动画 */
.stat-number{font-variant-numeric:tabular-nums}

/* 移动端 */
@media(max-width:900px){
.hero-grid{grid-template-columns:1fr}
.hero h1{font-size:2rem}
.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.contact-grid{grid-template-columns:1fr}
.hero::before,.hero::after{opacity:.5}
}
@media(max-width:640px){
.nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;padding:16px;border-bottom:1px solid var(--glass-border);box-shadow:var(--shadow)}
.nav-links.open{display:flex}
.nav-links a{width:100%;text-align:center}
.menu-btn{display:block}
.search-box input{width:100px}
.grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
.article-item{grid-template-columns:1fr}
.article-thumb{min-height:100px}
.article-body{padding:16px}
.hero h1{font-size:1.6rem}
.hero-stats{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.footer-bottom{flex-direction:column;text-align:center}
.section-header h2{font-size:1.5rem}
.howto-step{grid-template-columns:44px 1fr;gap:14px}
.howto-num{width:44px;height:44px;font-size:.9rem}
.howto-step:not(:last-child)::before{left:21px}
.back-top{bottom:20px;right:20px;width:42px;height:42px}
.hero{padding:40px 0}
section{padding:48px 0}
}

/* 减少动画偏好 */
@media(prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
html{scroll-behavior:auto}
.reveal{opacity:1;transform:none}
}