:root{--bg-primary:#0a1628;--bg-secondary:#0f1f38;--bg-tertiary:#142a4a;--bg-card:rgba(20,42,74,.55);--bg-glass:rgba(15,31,56,.65);--text-primary:#e8f0fe;--text-secondary:#a8c0e0;--text-muted:#6b8ab0;--accent-1:#00d4ff;--accent-2:#7b2ff7;--accent-3:#ff2e97;--accent-4:#00ffa3;--gradient-hero:linear-gradient(135deg,#0a1628 0%,#1a2a6c 30%,#7b2ff7 65%,#00d4ff 100%);--gradient-card:linear-gradient(145deg,rgba(0,212,255,.12),rgba(123,47,247,.08));--gradient-btn:linear-gradient(135deg,#00d4ff,#7b2ff7);--gradient-accent:linear-gradient(90deg,#00d4ff,#7b2ff7,#ff2e97);--shadow-sm:0 2px 8px rgba(0,0,0,.25);--shadow-md:0 8px 32px rgba(0,0,0,.35);--shadow-lg:0 16px 64px rgba(0,0,0,.45);--shadow-glow:0 0 40px rgba(0,212,255,.15);--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-xl:32px;--radius-full:9999px;--blur-glass:16px;--transition-fast:.2s cubic-bezier(.4,0,.2,1);--transition-base:.35s cubic-bezier(.4,0,.2,1);--transition-slow:.6s cubic-bezier(.4,0,.2,1);--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;--max-width:1200px;--nav-height:64px}
@media(prefers-color-scheme:light){:root{--bg-primary:#f0f4fc;--bg-secondary:#e4ecf8;--bg-tertiary:#d8e4f4;--bg-card:rgba(255,255,255,.72);--bg-glass:rgba(255,255,255,.6);--text-primary:#0a1628;--text-secondary:#2a4a6a;--text-muted:#6b8ab0;--shadow-sm:0 2px 8px rgba(10,22,40,.08);--shadow-md:0 8px 32px rgba(10,22,40,.12);--shadow-lg:0 16px 64px rgba(10,22,40,.16);--shadow-glow:0 0 40px rgba(0,212,255,.1);--gradient-hero:linear-gradient(135deg,#e4ecf8 0%,#c8d8f0 30%,#a88ae0 65%,#5bc8e8 100%)}}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-height) + 16px);-webkit-text-size-adjust:100%}
body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.75;font-size:16px;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .4s ease,color .4s ease}
body::before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse at 20% 0%,rgba(0,212,255,.06) 0%,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(123,47,247,.06) 0%,transparent 50%);pointer-events:none;z-index:0}
::selection{background:rgba(0,212,255,.3);color:var(--text-primary)}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent-1);text-decoration:none;transition:color var(--transition-fast)}
a:hover{color:var(--accent-2)}
ul,ol{list-style:none}
header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:var(--bg-glass);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border-bottom:1px solid rgba(0,212,255,.1);transition:background var(--transition-base),box-shadow var(--transition-base)}
header nav{max-width:var(--max-width);margin:0 auto;padding:0 24px}
header nav ul{display:flex;align-items:center;gap:4px;height:var(--nav-height);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
header nav ul::-webkit-scrollbar{display:none}
header nav ul li{flex-shrink:0}
header nav ul li a{display:block;padding:8px 14px;font-size:14px;font-weight:500;color:var(--text-secondary);border-radius:var(--radius-full);white-space:nowrap;transition:all var(--transition-fast);position:relative}
header nav ul li a::after{content:"";position:absolute;bottom:2px;left:50%;transform:translateX(-50%) scaleX(0);width:60%;height:2px;background:var(--gradient-accent);border-radius:2px;transition:transform var(--transition-base)}
header nav ul li a:hover{color:var(--text-primary);background:rgba(0,212,255,.08)}
header nav ul li a:hover::after{transform:translateX(-50%) scaleX(1)}
main{position:relative;z-index:1;padding-top:var(--nav-height)}
section{max-width:var(--max-width);margin:0 auto;padding:72px 24px}
section h2{font-size:clamp(1.5rem,3.5vw,2.25rem);font-weight:800;margin-bottom:32px;position:relative;display:inline-block;background:var(--gradient-accent);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.3}
section h2::after{content:"";position:absolute;bottom:-8px;left:0;width:56px;height:4px;background:var(--gradient-accent);border-radius:2px}
section h3{font-size:clamp(1.15rem,2.2vw,1.5rem);font-weight:700;color:var(--text-primary);margin:32px 0 16px;padding-left:16px;border-left:4px solid var(--accent-1);line-height:1.4}
section h4{font-size:clamp(1rem,1.8vw,1.2rem);font-weight:600;color:var(--accent-1);margin:24px 0 12px}
section p{color:var(--text-secondary);margin-bottom:16px;font-size:clamp(.9rem,1.5vw,1rem);text-align:justify}
section ul,section ol{margin:16px 0 24px;padding-left:0}
section ul li,section ol li{position:relative;padding:8px 0 8px 28px;color:var(--text-secondary);font-size:clamp(.875rem,1.4vw,.95rem)}
section ul li::before{content:"";position:absolute;left:6px;top:16px;width:8px;height:8px;border-radius:50%;background:var(--gradient-btn);box-shadow:0 0 8px rgba(0,212,255,.4)}
section ol{counter-reset:ol-counter}
section ol li{counter-increment:ol-counter}
section ol li::before{content:counter(ol-counter);position:absolute;left:0;top:10px;width:20px;height:20px;border-radius:50%;background:var(--gradient-btn);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1}
#hero{position:relative;max-width:100%;padding:0;min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;background:var(--gradient-hero);overflow:hidden}
#hero::before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at 30% 40%,rgba(0,212,255,.15) 0%,transparent 40%),radial-gradient(circle at 70% 60%,rgba(123,47,247,.12) 0%,transparent 40%),radial-gradient(circle at 50% 80%,rgba(255,46,151,.08) 0%,transparent 40%);animation:heroGlow 12s ease-in-out infinite alternate}
@keyframes heroGlow{0%{transform:translate(0,0) scale(1)}50%{transform:translate(-2%,2%) scale(1.05)}100%{transform:translate(2%,-2%) scale(1.1)}}
#hero::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:200px;background:linear-gradient(to top,var(--bg-primary),transparent);z-index:1}
#hero h1{position:relative;z-index:2;font-size:clamp(1.6rem,5vw,3.2rem);font-weight:900;line-height:1.25;max-width:900px;padding:0 24px;margin-bottom:24px;background:linear-gradient(135deg,#fff 0%,#00d4ff 40%,#7b2ff7 70%,#ff2e97 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:fadeInUp .8s ease-out both}
#hero p{position:relative;z-index:2;max-width:780px;padding:0 24px;font-size:clamp(.9rem,1.8vw,1.15rem);color:rgba(232,240,254,.85);line-height:1.9;text-align:center;animation:fadeInUp .8s ease-out .2s both}
@keyframes fadeInUp{from{opacity:0;transform:translateY(32px)}to{opacity:1;transform:translateY(0)}}
nav[aria-label="面包屑导航"]{max-width:var(--max-width);margin:0 auto;padding:16px 24px}
nav[aria-label="面包屑导航"] ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:0;margin:0}
nav[aria-label="面包屑导航"] ol li{padding:0;font-size:.85rem;color:var(--text-muted)}
nav[aria-label="面包屑导航"] ol li::before{display:none}
nav[aria-label="面包屑导航"] ol li+li::before{content:"›";display:inline;position:static;width:auto;height:auto;background:none;box-shadow:none;color:var(--text-muted);font-size:1rem;margin-right:4px}
nav[aria-label="面包屑导航"] ol li a{color:var(--accent-1);font-weight:500}
nav[aria-label="面包屑导航"] ol li a:hover{color:var(--accent-2)}
#about,#products,#solutions,#cases,#testimonials,#news,#articles,#faq,#howto,#contact,#sitemap,#links,#legal,#update-info{position:relative}
#about::before,#products::before,#solutions::before,#cases::before,#testimonials::before,#news::before,#articles::before,#faq::before,#howto::before,#contact::before,#sitemap::before,#links::before,#legal::before,#update-info::before{content:"";position:absolute;top:0;left:24px;right:24px;height:1px;background:linear-gradient(90deg,transparent,rgba(0,212,255,.2),rgba(123,47,247,.2),transparent)}
#about,#products,#solutions,#cases,#testimonials,#news,#articles,#faq,#howto,#contact,#sitemap,#links,#legal,#update-info{animation:sectionFadeIn .7s ease-out both;animation-timeline:view();animation-range:entry 0% entry 40%}
@keyframes sectionFadeIn{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
#about ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin:20px 0}
#about ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.12);border-radius:var(--radius-md);padding:14px 18px 14px 40px;font-size:.9rem;transition:all var(--transition-base)}
#about ul li:hover{transform:translateY(-3px);box-shadow:var(--shadow-glow);border-color:rgba(0,212,255,.3)}
#about ul li::before{left:16px;top:20px}
#products h3{background:var(--gradient-card);border-radius:var(--radius-md);border-left:4px solid var(--accent-1);padding:14px 20px;margin:40px 0 20px}
#products h3:first-of-type{margin-top:0}
#products ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
#products ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.1);border-radius:var(--radius-md);padding:14px 18px 14px 40px;transition:all var(--transition-base)}
#products ul li:hover{transform:translateY(-3px) scale(1.01);box-shadow:var(--shadow-glow);border-color:rgba(0,212,255,.3)}
#products ul li::before{left:16px;top:20px}
#solutions h3{background:var(--gradient-card);border-radius:var(--radius-md);border-left:4px solid var(--accent-2);padding:14px 20px;margin:36px 0 18px}
#solutions h3:first-of-type{margin-top:0}
#cases h3{background:var(--gradient-card);border-radius:var(--radius-md);border-left:4px solid var(--accent-3);padding:14px 20px;margin:32px 0 16px}
#cases h3:first-of-type{margin-top:0}
#testimonials h3{background:var(--gradient-card);border-radius:var(--radius-md);border-left:4px solid var(--accent-4);padding:14px 20px;margin:28px 0 14px;font-size:1rem}
#testimonials h3:first-of-type{margin-top:0}
#testimonials p{font-style:italic;position:relative;padding:16px 20px;background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border-radius:var(--radius-md);border:1px solid rgba(0,255,163,.12)}
#testimonials p::before{content:'"';position:absolute;top:-12px;left:16px;font-size:3rem;color:var(--accent-4);opacity:.4;font-family:Georgia,serif;line-height:1}
#news article{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.1);border-radius:var(--radius-lg);padding:28px;margin-bottom:20px;transition:all var(--transition-base);position:relative;overflow:hidden}
#news article::before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--gradient-accent);opacity:0;transition:opacity var(--transition-base)}
#news article:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(0,212,255,.25)}
#news article:hover::before{opacity:1}
#news article h3{border-left:none;padding-left:0;margin:0 0 8px;font-size:1.15rem}
#news article time{display:inline-block;font-size:.8rem;color:var(--accent-1);background:rgba(0,212,255,.1);padding:2px 12px;border-radius:var(--radius-full);margin-bottom:12px;font-weight:500}
#news article p{margin-bottom:0;font-size:.9rem}
#articles article{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(123,47,247,.12);border-radius:var(--radius-lg);padding:28px;margin-bottom:20px;transition:all var(--transition-base);position:relative;overflow:hidden}
#articles article::after{content:"";position:absolute;top:-50%;right:-50%;width:100%;height:100%;background:radial-gradient(circle,rgba(123,47,247,.08),transparent 70%);pointer-events:none;transition:opacity var(--transition-base);opacity:0}
#articles article:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(123,47,247,.3)}
#articles article:hover::after{opacity:1}
#articles article h3{border-left:none;padding-left:0;margin:0 0 8px;font-size:1.1rem}
#articles article time{display:inline-block;font-size:.8rem;color:var(--accent-2);background:rgba(123,47,247,.1);padding:2px 12px;border-radius:var(--radius-full);margin-bottom:12px;font-weight:500}
#articles article p{margin-bottom:8px;font-size:.9rem}
#articles article p a{display:inline-flex;align-items:center;gap:4px;font-weight:600;font-size:.875rem;color:var(--accent-1);transition:all var(--transition-fast)}
#articles article p a::after{content:"→";transition:transform var(--transition-fast)}
#articles article p a:hover{color:var(--accent-2)}
#articles article p a:hover::after{transform:translateX(4px)}
#faq details{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.1);border-radius:var(--radius-lg);margin-bottom:12px;overflow:hidden;transition:all var(--transition-base)}
#faq details[open]{border-color:rgba(0,212,255,.3);box-shadow:var(--shadow-glow)}
#faq details:hover{border-color:rgba(0,212,255,.25)}
#faq summary{padding:20px 24px;font-weight:600;font-size:clamp(.9rem,1.5vw,1rem);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;transition:background var(--transition-fast);user-select:none}
#faq summary::-webkit-details-marker{display:none}
#faq summary::after{content:"+";flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--gradient-btn);color:#fff;font-size:1.1rem;font-weight:300;display:flex;align-items:center;justify-content:center;transition:transform var(--transition-base);line-height:1}
#faq details[open] summary::after{content:"−";transform:rotate(180deg)}
#faq summary:hover{background:rgba(0,212,255,.05)}
#faq details p{padding:0 24px 20px;margin:0;font-size:.9rem;color:var(--text-secondary);animation:faqSlide .3s ease-out both}
@keyframes faqSlide{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
#howto h3{background:var(--gradient-card);border-radius:var(--radius-md);border-left:4px solid var(--accent-4);padding:14px 20px;margin:32px 0 16px}
#howto h3:first-of-type{margin-top:0}
#howto ol{display:flex;flex-direction:column;gap:12px;counter-reset:ol-counter}
#howto ol li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,255,163,.1);border-radius:var(--radius-md);padding:16px 20px 16px 52px;transition:all var(--transition-base)}
#howto ol li:hover{transform:translateX(4px);border-color:rgba(0,255,163,.3);box-shadow:0 0 24px rgba(0,255,163,.1)}
#howto ol li::before{left:16px;top:18px;width:24px;height:24px;font-size:12px}
#howto ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.08);border-radius:var(--radius-md);padding:12px 18px 12px 40px;margin-bottom:8px;transition:all var(--transition-base)}
#howto ul li:hover{border-color:rgba(0,212,255,.2);transform:translateX(4px)}
#howto ul li::before{left:16px;top:18px}
#contact address{font-style:normal;background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.12);border-radius:var(--radius-lg);padding:28px;margin-bottom:24px}
#contact address p{margin-bottom:10px;font-size:.95rem}
#contact address p:last-child{margin-bottom:0}
#contact address a{font-weight:600}
#contact ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
#contact ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.1);border-radius:var(--radius-md);padding:14px 18px 14px 40px;transition:all var(--transition-base)}
#contact ul li:hover{border-color:rgba(0,212,255,.3);transform:translateY(-3px);box-shadow:var(--shadow-glow)}
#contact ul li::before{left:16px;top:20px}
#sitemap ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
#sitemap ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.08);border-radius:var(--radius-md);padding:12px 16px;transition:all var(--transition-base);text-align:center}
#sitemap ul li::before{display:none}
#sitemap ul li:hover{border-color:rgba(0,212,255,.3);transform:translateY(-2px);box-shadow:var(--shadow-glow)}
#sitemap ul li a{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary)}
#sitemap ul li:hover a{color:var(--accent-1)}
#links ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
#links ul li{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(123,47,247,.1);border-radius:var(--radius-md);padding:14px 18px;transition:all var(--transition-base);text-align:center}
#links ul li::before{display:none}
#links ul li:hover{border-color:rgba(123,47,247,.3);transform:translateY(-2px);box-shadow:0 0 24px rgba(123,47,247,.12)}
#links ul li a{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary)}
#links ul li:hover a{color:var(--accent-2)}
#legal h2{font-size:clamp(1.15rem,2.5vw,1.5rem);margin-top:32px}
#legal h2:first-of-type{margin-top:0}
#legal p{font-size:.9rem;line-height:1.8}
#update-info{background:var(--bg-card);backdrop-filter:blur(var(--blur-glass));-webkit-backdrop-filter:blur(var(--blur-glass));border:1px solid rgba(0,212,255,.08);border-radius:var(--radius-lg);margin:24px auto;padding:32px 24px}
#update-info h2{font-size:clamp(1.1rem,2vw,1.35rem)}
#update-info p{font-size:.85rem;color:var(--text-muted);margin-bottom:6px}
#update-info p:last-child{margin-bottom:0}
footer{text-align:center;padding:48px 24px;border-top:1px solid rgba(0,212,255,.08);background:var(--bg-secondary);position:relative;z-index:1}
footer p{color:var(--text-muted);font-size:.85rem;margin-bottom:6px}
footer p:last-child{margin-bottom:0}
@media(max-width:768px){:root{--nav-height:56px}
section{padding:48px 16px}
#hero{min-height:85vh}
#hero h1{font-size:clamp(1.3rem,6vw,1.8rem);padding:0 16px}
#hero p{padding:0 16px;font-size:.9rem}
header nav{padding:0 12px}
header nav ul{gap:2px}
header nav ul li a{padding:6px 10px;font-size:12px}
section h2{font-size:clamp(1.2rem,5vw,1.6rem);margin-bottom:24px}
section h3{font-size:clamp(1rem,4vw,1.2rem);padding:12px 16px;margin:24px 0 12px}
#about ul,#products ul,#contact ul{grid-template-columns:1fr}
#sitemap ul{grid-template-columns:repeat(2,1fr)}
#links ul{grid-template-columns:1fr}
#news article,#articles article{padding:20px}
#faq summary{padding:16px 18px;font-size:.875rem}
#faq details p{padding:0 18px 16px;font-size:.85rem}
#howto ol li{padding:14px 16px 14px 48px}
#howto ol li::before{left:14px;top:16px}
#howto ul li{padding:10px 14px 10px 36px}
#howto ul li::before{left:14px;top:16px}
#contact address{padding:20px}
#update-info{padding:24px 16px;margin:16px auto}
footer{padding:32px 16px}}
@media(max-width:480px){#hero h1{font-size:1.25rem}
#hero p{font-size:.825rem}
header nav ul li a{padding:5px 8px;font-size:11px}
section{padding:36px 12px}
section h2{font-size:1.15rem}
#sitemap ul{grid-template-columns:1fr}
#news article,#articles article{padding:16px;border-radius:var(--radius-md)}
#faq summary{padding:14px 16px;font-size:.825rem}
#faq summary::after{width:24px;height:24px;font-size:.9rem}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
#hero::before{animation:none}}
@media(hover:none){header nav ul li a:hover{background:transparent}
#about ul li:hover,#products ul li:hover,#contact ul li:hover,#sitemap ul li:hover,#links ul li:hover{transform:none}
#news article:hover,#articles article:hover{transform:none}}