*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.75;color:#0d1524;background-color:#f6f8fc;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
h1,h2,h3,h4{margin:0;color:#0d1524;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:root{
--ink:#0d1524;--ink2:#3b4759;--ink3:#66738a;
--line:#e3e9f3;--cyan:#12dcc0;--violet:#7a5cff;--pink:#ff5aa0;
--grad:linear-gradient(120deg,#5ef2d6 0%,#8f7bff 58%,#ff77b8 100%);
--radius:18px;
}
.bg-aura{position:fixed;inset:0;z-index:-1;pointer-events:none;background:
radial-gradient(720px 480px at 8% -4%,rgba(94,242,214,.30),transparent 62%),
radial-gradient(680px 460px at 94% 6%,rgba(143,123,255,.26),transparent 62%),
radial-gradient(760px 520px at 50% 106%,rgba(255,90,160,.16),transparent 66%)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.section{padding:76px 0}
.section-head{max-width:780px;margin:0 auto 42px;text-align:center}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;font-weight:700;color:#5b3fd6;background:rgba(122,92,255,.12);border:1px solid rgba(122,92,255,.22);padding:5px 14px;border-radius:999px;margin-bottom:14px}
.section-title{font-size:clamp(24px,3.1vw,34px);letter-spacing:.5px}
.section-sub{color:#5a657a;margin-top:12px;font-size:15.5px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;white-space:nowrap}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-primary{background:var(--grad);color:#0b1020;box-shadow:0 10px 26px rgba(122,92,255,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(122,92,255,.38)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-dark{background:#0f1b2d;color:#ffffff;box-shadow:0 10px 24px rgba(15,27,45,.24)}
.btn-dark:hover{transform:translateY(-2px);background:#16263c}
.btn-ghost{background:rgba(255,255,255,.78);color:#0d1524;border-color:#d7e0ee}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(122,92,255,.5);box-shadow:0 12px 26px rgba(16,24,40,.1)}
.site-header{position:sticky;top:0;z-index:60;background:rgba(246,248,252,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(227,233,243,.9)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ai-page-logo{width:auto;max-height:34px;object-fit:contain}
.brand-text{font-size:18px;font-weight:800;letter-spacing:1px;color:#0d1524}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{padding:9px 12px;font-size:14.5px;color:#3b4759;border-radius:9px;transition:color .2s ease,background .2s ease}
.nav-links a:hover{color:#0d1524;background:rgba(122,92,255,.1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:38px;border:1px solid #d7e0ee;border-radius:10px;background:#ffffff;cursor:pointer;padding:0 10px}
.nav-toggle span{display:block;height:2px;background:#0d1524;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hero{position:relative;padding:66px 0 34px;overflow:hidden}
.hero .container{position:relative;z-index:2}
.hero-aura{position:absolute;inset:0;z-index:1;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(50px);opacity:.55;animation:floaty 13s ease-in-out infinite}
.orb-1{width:340px;height:340px;background:radial-gradient(circle,#5ef2d6,transparent 70%);top:-90px;left:-70px}
.orb-2{width:320px;height:320px;background:radial-gradient(circle,#8f7bff,transparent 70%);top:30px;right:-80px;animation-delay:-6s}
@keyframes floaty{0%,100%{transform:translate3d(0,0,0)}50%{transform:translate3d(0,-26px,0)}}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero-copy h1{font-size:clamp(28px,4.2vw,46px);letter-spacing:.5px;margin-bottom:18px}
.hero-desc{color:#44526a;font-size:16.5px;max-width:590px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 16px}
.hero-note{font-size:14px;color:#66738a}
.hero-panel{background:rgba(255,255,255,.76);border:1px solid rgba(227,233,243,.95);border-radius:22px;padding:24px;box-shadow:0 20px 46px rgba(16,24,40,.09);backdrop-filter:blur(10px)}
.panel-title{font-size:14px;font-weight:700;color:#5b3fd6;letter-spacing:1px;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{font-size:13px;padding:6px 12px;border-radius:999px;background:#ffffff;border:1px solid #e3e9f3;color:#33405a;transition:transform .2s ease,border-color .2s ease}
.chips span:hover{transform:translateY(-2px);border-color:rgba(122,92,255,.55)}
.panel-foot{margin-top:16px;font-size:13px;color:#66738a;border-top:1px dashed #e3e9f3;padding-top:12px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:46px}
.stat{background:#ffffff;border:1px solid #e3e9f3;border-radius:16px;padding:20px 18px;box-shadow:0 10px 24px rgba(16,24,40,.05);transition:transform .25s ease,box-shadow .25s ease}
.stat:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(16,24,40,.1)}
.stat strong{display:block;font-size:26px;line-height:1.2;color:#0d1524;letter-spacing:.5px}
.stat span{display:block;font-size:13.5px;color:#66738a;margin-top:6px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{position:relative;background:#ffffff;border:1px solid #e3e9f3;border-radius:var(--radius);padding:26px;box-shadow:0 10px 26px rgba(16,24,40,.05);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;overflow:hidden}
.card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);opacity:0;transition:opacity .28s ease}
.card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(16,24,40,.11);border-color:rgba(122,92,255,.35)}
.card:hover::before{opacity:1}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:#55627a;font-size:15px}
.card-tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:1px;color:#0f8f7d;background:rgba(18,220,192,.14);border:1px solid rgba(18,220,192,.32);padding:3px 10px;border-radius:999px;margin-bottom:14px}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.about-media{border-radius:22px;overflow:hidden;border:1px solid #e3e9f3;box-shadow:0 20px 46px rgba(16,24,40,.1);background:#ffffff}
.about-list{margin-top:20px;display:grid;gap:12px}
.about-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:#44526a}
.about-list li::before{content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:50%;background:linear-gradient(120deg,#5ef2d6,#8f7bff)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;justify-content:center}
.tag-cloud span{font-size:13.5px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.85);border:1px solid #e3e9f3;color:#3b4759;transition:transform .2s ease,border-color .2s ease,color .2s ease}
.tag-cloud span:hover{transform:translateY(-3px);border-color:rgba(122,92,255,.5);color:#3b2caa}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px}
.step{background:#ffffff;border:1px solid #e3e9f3;border-radius:16px;padding:22px;box-shadow:0 10px 24px rgba(16,24,40,.05);transition:transform .25s ease,box-shadow .25s ease}
.step:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(16,24,40,.1)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--grad);color:#0b1020;font-weight:800;font-size:15px;margin-bottom:12px}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14.5px;color:#5a657a}
.score-card{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:center;background:linear-gradient(135deg,rgba(94,242,214,.16),rgba(143,123,255,.14));border:1px solid rgba(122,92,255,.24);border-radius:22px;padding:30px;margin-bottom:28px}
.score-main{text-align:center}
.score-value{font-size:52px;font-weight:800;line-height:1;color:#0d1524;letter-spacing:-1px}
.score-value small{font-size:18px;color:#66738a;font-weight:600;margin-left:2px}
.score-stars{color:#f6a623;font-size:19px;letter-spacing:3px;margin:10px 0 6px}
.score-label{font-size:14px;color:#44526a}
.score-desc{font-size:15.5px;color:#33405a}
.score-desc strong{color:#0d1524}
.table-wrap{overflow-x:auto;border-radius:16px;border:1px solid #e3e9f3;background:#ffffff;box-shadow:0 12px 30px rgba(16,24,40,.06)}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid #eef2f8;vertical-align:top}
thead th{background:#f7f9fd;font-size:14px;color:#3b4759;font-weight:700;white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafcff}
td strong{color:#0d1524}
.tick{color:#0f8f7d;font-weight:700}
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.case-card{background:#ffffff;border:1px solid #e3e9f3;border-radius:20px;overflow:hidden;box-shadow:0 12px 30px rgba(16,24,40,.07);transition:transform .28s ease,box-shadow .28s ease}
.case-card:hover{transform:translateY(-5px);box-shadow:0 22px 46px rgba(16,24,40,.12)}
.case-media{aspect-ratio:16/10;background:#eef2f8;overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover}
.case-body{padding:20px 22px 24px}
.case-body h3{font-size:17px;margin-bottom:8px}
.case-body p{font-size:14.5px;color:#5a657a}
.review-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.review{background:#ffffff;border:1px solid #e3e9f3;border-radius:18px;padding:24px;box-shadow:0 10px 26px rgba(16,24,40,.05);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.review:hover{transform:translateY(-4px);box-shadow:0 20px 42px rgba(16,24,40,.11);border-color:rgba(18,220,192,.45)}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;color:#0b1020;background:var(--grad);flex:0 0 auto}
.review-name{font-size:15px;font-weight:700;color:#0d1524}
.review-role{font-size:13px;color:#7a869c}
.review p{font-size:14.8px;color:#4a5872}
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:#ffffff;border:1px solid #e3e9f3;border-radius:14px;box-shadow:0 8px 22px rgba(16,24,40,.05);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.faq-item.open{border-color:rgba(122,92,255,.42);box-shadow:0 16px 36px rgba(16,24,40,.1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:transparent;border:none;text-align:left;font-size:15.6px;font-weight:600;color:#0d1524;cursor:pointer}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:#5b3fd6;border-radius:2px;transition:transform .28s ease,opacity .28s ease}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14.8px;color:#55627a}
.info-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:start}
.article-list{display:grid;gap:10px}
.article-list a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 18px;background:#ffffff;border:1px solid #e3e9f3;border-radius:12px;font-size:15px;color:#2f3d55;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.article-list a:hover{transform:translateX(4px);border-color:rgba(122,92,255,.45);box-shadow:0 12px 26px rgba(16,24,40,.08)}
.article-list a span{color:#8b96aa;font-size:13px;flex:0 0 auto}
.wiki-list{display:grid;gap:12px}
.wiki-item{background:#ffffff;border:1px solid #e3e9f3;border-left:3px solid transparent;border-radius:12px;padding:14px 18px;transition:border-color .22s ease,transform .22s ease}
.wiki-item:hover{border-left-color:#7a5cff;transform:translateY(-2px)}
.wiki-item strong{display:block;font-size:15px;color:#0d1524;margin-bottom:4px}
.wiki-item span{font-size:13.6px;color:#66738a}
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:start}
.form-card{background:#ffffff;border:1px solid #e3e9f3;border-radius:20px;padding:30px;box-shadow:0 16px 38px rgba(16,24,40,.08)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:#33405a;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;font-size:15px;font-family:inherit;color:#0d1524;background:#fbfcfe;border:1px solid #dde5f0;border-radius:11px;transition:border-color .22s ease,box-shadow .22s ease,background .22s ease}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;background:#ffffff;border-color:#7a5cff;box-shadow:0 0 0 4px rgba(122,92,255,.14)}
.field textarea{min-height:118px;resize:vertical}
.form-tip{font-size:13px;color:#7a869c;margin-top:12px}
.contact-card{background:#ffffff;border:1px solid #e3e9f3;border-radius:20px;padding:26px;box-shadow:0 16px 38px rgba(16,24,40,.08)}
.contact-card h3{font-size:17px;margin-bottom:16px}
.contact-line{display:flex;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed #e8eef7;font-size:14.6px}
.contact-line:last-of-type{border-bottom:none}
.contact-line span{color:#7a869c;flex:0 0 auto}
.contact-line a,.contact-line strong{color:#1b2942;font-weight:600;word-break:break-all}
.qr-box{margin-top:18px;text-align:center}
.qr-media{width:150px;margin:0 auto;border:1px solid #e3e9f3;border-radius:14px;overflow:hidden;background:#f7f9fd;padding:8px}
.qr-box p{font-size:13px;color:#7a869c;margin-top:10px}
.join-card{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;background:linear-gradient(135deg,rgba(94,242,214,.18),rgba(143,123,255,.16));border:1px solid rgba(122,92,255,.26);border-radius:22px;padding:34px}
.join-card h3{font-size:20px;margin-bottom:10px}
.join-card p{color:#3b4759;font-size:15.2px}
.join-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.join-points span{font-size:13.2px;padding:6px 13px;border-radius:999px;background:#ffffff;border:1px solid #e3e9f3;color:#33405a}
.site-footer{background:#0b1220;color:#c8d3e6;margin-top:20px;padding:44px 0 0}
.footer-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:start}
.footer-title{font-size:16px;font-weight:700;color:#ffffff;margin-bottom:10px;letter-spacing:.5px}
.footer-brand p{font-size:14.2px;color:#9fb0cb;max-width:460px}
.footer-brand a{color:#8ef3dd}
.footer-brand a:hover{text-decoration:underline}
.link-grid{display:flex;flex-wrap:wrap;gap:10px 16px}
.link-grid a{font-size:14px;color:#b9c6dd;transition:color .2s ease}
.link-grid a:hover{color:#8ef3dd}
.footer-bottom{margin-top:32px;border-top:1px solid rgba(255,255,255,.1);padding:16px 0;font-size:13.4px;color:#8e9fb8}
.footer-bottom .container{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center}
.float-dock{position:fixed;right:18px;bottom:22px;z-index:80;display:flex;flex-direction:column;gap:10px}
.dock-btn{display:flex;align-items:center;justify-content:center;gap:6px;width:auto;min-width:52px;height:52px;padding:0 14px;border-radius:26px;border:1px solid rgba(122,92,255,.3);background:#ffffff;color:#0d1524;font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 12px 28px rgba(16,24,40,.14);transition:transform .22s ease,box-shadow .22s ease,background .22s ease}
.dock-btn:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(16,24,40,.2)}
.dock-btn.solid{background:var(--grad);border-color:transparent;color:#0b1020}
.to-top{opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .28s ease,transform .28s ease,visibility .28s ease}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.service-panel{position:fixed;right:18px;bottom:96px;z-index:81;width:min(268px,calc(100vw - 36px));background:#ffffff;border:1px solid #e3e9f3;border-radius:18px;box-shadow:0 22px 48px rgba(16,24,40,.18);padding:18px;display:none}
.service-panel.show{display:block;animation:popIn .28s ease}
@keyframes popIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.service-panel h4{font-size:15px;margin-bottom:12px;color:#0d1524}
.service-panel .qr-media{width:140px}
.service-panel dl{margin:0;display:grid;gap:8px;font-size:13.4px;margin-top:14px}
.service-panel dt{color:#8b96aa;font-size:12.6px}
.service-panel dd{margin:0;color:#1b2942;font-weight:600;word-break:break-all}
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (max-width:960px){
.nav-toggle{display:flex}
.nav-links{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;background:#ffffff;border-bottom:1px solid #e3e9f3;box-shadow:0 20px 34px rgba(16,24,40,.1);padding:8px 20px 16px}
.nav-links.open{display:flex}
.nav-links a{padding:12px 6px;border-bottom:1px solid #f0f4fa;border-radius:0}
.hero-grid{grid-template-columns:1fr;gap:30px}
.about-grid{grid-template-columns:1fr;gap:28px}
.info-grid{grid-template-columns:1fr;gap:26px}
.contact-grid{grid-template-columns:1fr;gap:24px}
.join-card{grid-template-columns:1fr;padding:26px}
.score-card{grid-template-columns:1fr;gap:18px;text-align:center}
.footer-inner{grid-template-columns:1fr;gap:24px}
.hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
.section{padding:52px 0}
.hero{padding:44px 0 20px}
.section-head{margin-bottom:30px}
.hero-actions .btn{flex:1 1 auto}
.form-row{grid-template-columns:1fr}
.card,.review,.form-card,.contact-card{padding:22px}
.dock-btn{height:48px;min-width:48px;font-size:13.5px}
}
@media (prefers-reduced-motion:reduce){
*{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}