:root{--bg:#0b1020;--bg-2:#0f172a;--surface:rgba(255,255,255,.06);--surface-2:rgba(255,255,255,.09);--border:rgba(255,255,255,.12);--text:#e8edf7;--text-2:#a9b4cc;--text-3:#7c88a3;--brand:#6366f1;--brand-2:#22d3ee;--brand-3:#a855f7;--accent:#f472b6;--ok:#34d399;--warn:#fbbf24;--radius-s:10px;--radius:16px;--radius-l:24px;--radius-xl:32px;--shadow:0 10px 30px rgba(0,0,0,.35);--shadow-lg:0 24px 60px rgba(0,0,0,.45);--blur:blur(18px);--maxw:1200px;--ease:cubic-bezier(.2,.7,.3,1);color-scheme:dark}
@media (prefers-color-scheme:light){:root{--bg:#f4f6fb;--bg-2:#eef1f8;--surface:rgba(255,255,255,.72);--surface-2:rgba(255,255,255,.85);--border:rgba(15,23,42,.1);--text:#0f172a;--text-2:#41506b;--text-3:#6b7a94;--shadow:0 10px 30px rgba(15,23,42,.1);--shadow-lg:0 24px 60px rgba(15,23,42,.16);color-scheme:light}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.75;color:var(--text);background:
radial-gradient(1200px 600px at 12% -10%,rgba(99,102,241,.28),transparent 60%),
radial-gradient(900px 520px at 92% 0%,rgba(34,211,238,.22),transparent 60%),
radial-gradient(800px 600px at 50% 110%,rgba(168,85,247,.18),transparent 60%),
linear-gradient(180deg,var(--bg),var(--bg-2));
background-attachment:fixed;min-height:100vh;overflow-x:hidden;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--brand-2);text-decoration:none;transition:color .25s var(--ease),opacity .25s var(--ease)}
a:hover{color:var(--accent)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
h1,h2,h3,h4{line-height:1.3;margin:0 0 .6em;letter-spacing:.2px;font-weight:800}
h1{font-size:clamp(1.7rem,4.2vw,2.9rem);background:linear-gradient(100deg,#fff 0%,#c7d2fe 40%,#67e8f9 75%,#f0abfc 100%);-webkit-background-clip:text;background-clip:text;color:transparent;text-wrap:balance}
h2{font-size:clamp(1.35rem,2.6vw,2rem);position:relative;padding-left:16px}
h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:99px;background:linear-gradient(180deg,var(--brand),var(--brand-2))}
h3{font-size:clamp(1.05rem,1.8vw,1.3rem);color:var(--text)}
p{margin:0 0 1em;color:var(--text-2)}
ul,ol{margin:0 0 1.2em;padding-left:1.25em;color:var(--text-2)}
li{margin:.35em 0}
li::marker{color:var(--brand-2)}
blockquote{margin:1.2em 0;padding:16px 20px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--accent);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}
blockquote p{margin:.35em 0;color:var(--text)}
header{position:sticky;top:0;z-index:60;backdrop-filter:var(--blur) saturate(160%);-webkit-backdrop-filter:var(--blur) saturate(160%);background:linear-gradient(180deg,rgba(11,16,32,.78),rgba(11,16,32,.5));border-bottom:1px solid var(--border)}
@media (prefers-color-scheme:light){header{background:linear-gradient(180deg,rgba(255,255,255,.85),rgba(255,255,255,.6))}}
header nav{max-width:var(--maxw);margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
header nav>a{font-weight:900;font-size:1.15rem;letter-spacing:.5px;background:linear-gradient(100deg,var(--brand-2),var(--brand-3));-webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap}
header nav>a::after{content:"";display:inline-block;width:8px;height:8px;margin-left:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);vertical-align:middle;animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.75)}}
header nav ul{list-style:none;display:flex;gap:6px;margin:0;padding:0;flex-wrap:wrap;margin-left:auto}
header nav ul li{margin:0}
header nav ul li a{display:inline-block;padding:8px 14px;border-radius:99px;font-size:.92rem;color:var(--text-2);border:1px solid transparent;transition:all .3s var(--ease)}
header nav ul li a:hover{color:var(--text);background:var(--surface-2);border-color:var(--border);transform:translateY(-2px);box-shadow:var(--shadow)}
main{max-width:var(--maxw);margin:0 auto;padding:28px 20px 60px;display:flex;flex-direction:column;gap:26px}
main>section{position:relative;padding:28px;border-radius:var(--radius-l);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);backdrop-filter:var(--blur) saturate(150%);-webkit-backdrop-filter:var(--blur) saturate(150%);overflow:hidden;animation:rise .7s var(--ease) both}
main>section::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(140deg,rgba(255,255,255,.14),transparent 42%);opacity:.7}
main>section:hover{border-color:rgba(99,102,241,.45);box-shadow:var(--shadow-lg);transition:box-shadow .4s var(--ease),border-color .4s var(--ease)}
@keyframes rise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
main>section:nth-child(1){animation-delay:.02s}
main>section:nth-child(2){animation-delay:.06s}
main>section:nth-child(3){animation-delay:.1s}
main>section:nth-child(4){animation-delay:.14s}
main>section:nth-child(5){animation-delay:.18s}
main>section:nth-child(6){animation-delay:.22s}
main>section:nth-child(7){animation-delay:.26s}
main>section:nth-child(8){animation-delay:.3s}
main>section:nth-child(9){animation-delay:.34s}
main>section:nth-child(10){animation-delay:.38s}
main>section:nth-child(11){animation-delay:.42s}
main>section:nth-child(12){animation-delay:.46s}
main>section:nth-child(13){animation-delay:.5s}
main>section:nth-child(14){animation-delay:.54s}
#top{scroll-margin-top:90px}
section[aria-labelledby="hero-title"]{padding:0;background:transparent;border:none;box-shadow:none;backdrop-filter:none;-webkit-backdrop-filter:none}
section[aria-labelledby="hero-title"]::after{display:none}
section[aria-labelledby="hero-title"] h1{margin-top:8px}
section[aria-labelledby="hero-title"]>p{font-size:clamp(1rem,1.6vw,1.12rem);color:var(--text-2);max-width:72ch}
section[aria-labelledby="hero-title"] figure{margin:22px 0 0;position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--border);background:linear-gradient(120deg,var(--brand),var(--brand-2),var(--brand-3));padding:2px}
section[aria-labelledby="hero-title"] figure svg{width:100%;height:auto;border-radius:calc(var(--radius-xl) - 2px);display:block}
section[aria-labelledby="hero-title"] figure figcaption{position:absolute;left:18px;bottom:14px;font-size:.82rem;color:rgba(255,255,255,.85);background:rgba(0,0,0,.35);padding:6px 12px;border-radius:99px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.18)}
section[aria-labelledby="hero-title"] figure:hover svg{transform:scale(1.015);transition:transform .6s var(--ease)}
nav[aria-label="面包屑"]{padding:0}
nav[aria-label="面包屑"] ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:10px 16px;border-radius:99px;background:var(--surface);border:1px solid var(--border);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);font-size:.85rem;color:var(--text-3);width:fit-content;max-width:100%}
nav[aria-label="面包屑"] ol li{display:flex;align-items:center;margin:0;color:var(--text-2)}
nav[aria-label="面包屑"] ol li+li::before{content:"›";margin-right:8px;color:var(--brand-2);font-weight:700}
#about,#products,#solutions,#cases,#news,#articles,#howto,#faq,#contact,#sitemap,#links,#legal{scroll-margin-top:90px}
#about ul,#products ul,#solutions ul,#sitemap ul,#links ul{list-style:none;padding:0;display:grid;gap:10px}
#about ul li,#products ul li,#solutions ul li,#sitemap ul li,#links ul li{position:relative;padding:12px 16px 12px 44px;border-radius:var(--radius-s);background:var(--surface-2);border:1px solid var(--border);transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease)}
#about ul li::before,#products ul li::before,#solutions ul li::before,#sitemap ul li::before,#links ul li::before{content:"";position:absolute;left:18px;top:50%;transform:translateY(-50%);width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--brand-2),var(--brand-3));box-shadow:0 0 10px rgba(34,211,238,.7)}
#about ul li:hover,#products ul li:hover,#solutions ul li:hover,#sitemap ul li:hover,#links ul li:hover{transform:translateX(6px);background:var(--surface);border-color:rgba(99,102,241,.4)}
#products h3,#solutions h3,#cases h3,#news h3,#articles h3,#howto h3,#contact h3,#legal h3{display:inline-flex;align-items:center;gap:8px}
#products h3::before,#solutions h3::before,#cases h3::before,#news h3::before,#articles h3::before,#howto h3::before,#contact h3::before,#legal h3::before{content:"";width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--accent),var(--brand));transform:rotate(45deg);flex:none}
#news,#articles{display:grid;gap:18px}
#news article,#articles article{position:relative;padding:22px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);overflow:hidden}
#news article::before,#articles article::before{content:"";position:absolute;top:0;left:0;height:3px;width:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
#news article:hover,#articles article:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(99,102,241,.45)}
#news article:hover::before,#articles article:hover::before{transform:scaleX(1)}
#news article h3,#articles article h3{margin-bottom:.35em}
#news article p,#articles article p{margin:.3em 0}
#news article p:nth-of-type(1),#articles article p:nth-of-type(1){font-size:.8rem;color:var(--text-3);letter-spacing:.4px}
#news article a,#articles article a{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:.9rem;padding:6px 14px;border-radius:99px;background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 6px 18px rgba(99,102,241,.35);transition:transform .3s var(--ease),box-shadow .3s var(--ease),filter .3s var(--ease)}
#news article a::after,#articles article a::after{content:"→";transition:transform .3s var(--ease)}
#news article a:hover,#articles article a:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 12px 26px rgba(99,102,241,.5);color:#fff}
#news article a:hover::after,#articles article a:hover::after{transform:translateX(4px)}
#howto ol{counter-reset:step;list-style:none;padding:0;display:grid;gap:12px}
#howto ol li{counter-increment:step;position:relative;padding:16px 18px 16px 62px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);transition:transform .3s var(--ease),border-color .3s var(--ease)}
#howto ol li::before{content:counter(step);position:absolute;left:16px;top:50%;transform:translateY(-50%);width:32px;height:32px;display:grid;place-items:center;border-radius:50%;font-weight:800;font-size:.9rem;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-3));box-shadow:0 6px 16px rgba(168,85,247,.45)}
#howto ol li:hover{transform:translateX(6px);border-color:rgba(168,85,247,.5)}
#faq details{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);margin-bottom:10px;overflow:hidden;transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
#faq details:hover{border-color:rgba(99,102,241,.45);box-shadow:var(--shadow)}
#faq details[open]{border-color:rgba(34,211,238,.5);box-shadow:0 12px 32px rgba(34,211,238,.14)}
#faq summary{list-style:none;cursor:pointer;padding:15px 52px 15px 18px;font-weight:700;color:var(--text);position:relative;transition:background .3s var(--ease),color .3s var(--ease)}
#faq summary::-webkit-details-marker{display:none}
#faq summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);width:26px;height:26px;display:grid;place-items:center;border-radius:50%;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));transition:transform .35s var(--ease),background .35s var(--ease)}
#faq details[open] summary{background:linear-gradient(90deg,rgba(99,102,241,.18),transparent);color:var(--brand-2)}
#faq details[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg);background:linear-gradient(135deg,var(--accent),var(--brand-3))}
#faq summary:hover{background:var(--surface)}
#faq details p{margin:0;padding:0 18px 16px;color:var(--text-2);animation:fadeIn .4s var(--ease) both}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
#contact address{font-style:normal;display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-bottom:18px}
#contact address p{margin:0;padding:14px 16px;border-radius:var(--radius-s);background:var(--surface-2);border:1px solid var(--border);color:var(--text);font-size:.94rem;transition:transform .3s var(--ease),border-color .3s var(--ease)}
#contact address p:hover{transform:translateY(-4px);border-color:rgba(34,211,238,.5)}
#sitemap ul,#links ul{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
footer{max-width:var(--maxw);margin:0 auto;padding:26px 20px 46px;text-align:center;color:var(--text-3);font-size:.88rem;border-top:1px solid var(--border)}
footer p{margin:.35em 0;color:var(--text-3)}
footer a{display:inline-block;margin-top:8px;padding:8px 20px;border-radius:99px;background:var(--surface);border:1px solid var(--border);color:var(--text-2);font-weight:600;transition:all .3s var(--ease)}
footer a:hover{color:#fff;background:linear-gradient(100deg,var(--brand),var(--brand-2));border-color:transparent;transform:translateY(-3px);box-shadow:0 12px 26px rgba(99,102,241,.4)}
::selection{background:rgba(99,102,241,.45);color:#fff}
@media (max-width:900px){
header nav{padding:10px 16px;gap:10px}
header nav ul{gap:4px}
header nav ul li a{padding:7px 11px;font-size:.86rem}
main{padding:20px 14px 48px;gap:20px}
main>section{padding:20px;border-radius:var(--radius)}
section[aria-labelledby="hero-title"] figure{border-radius:var(--radius)}
#contact address{grid-template-columns:1fr}
}
@media (max-width:600px){
body{font-size:15px;line-height:1.7}
header nav ul{width:100%;margin-left:0;justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;scrollbar-width:none}
header nav ul::-webkit-scrollbar{display:none}
header nav ul li a{white-space:nowrap}
main>section{padding:16px}
h2{padding-left:13px}
h2::before{width:4px}
#news article,#articles article{padding:16px}
#howto ol li{padding:14px 14px 14px 56px}
#faq summary{padding:13px 48px 13px 15px}
}
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}
@media print{
body{background:#fff;color:#000}
header,footer,nav[aria-label="面包屑"]{display:none}
main>section{box-shadow:none;border:1px solid #ccc;background:#fff;backdrop-filter:none}
}