@font-face{font-family:Manrope;src:url('/assets/fonts/manrope-latin-variable.woff2') format('woff2');font-weight:400 800;font-style:normal;font-display:swap}
/* 默认深色科技主题；浅色仅在用户主动切换（data-theme=light）时启用。 */
:root{color-scheme:dark;--bg:#05080f;--surface:#090f1b;--paper:#0b1322;--ink:#e7eef8;--muted:#8b9bb4;--line:rgba(148,178,228,.14);--line-strong:rgba(148,178,228,.26);--accent:#4cc9ff;--accent-hover:#8edcff;--accent-2:#7b8cff;--on-accent:#04121d;--soft:rgba(76,201,255,.07);--glow:0 0 0 1px rgba(76,201,255,.4),0 10px 40px -10px rgba(76,201,255,.35);--grid:rgba(120,160,230,.07);--hero:#05080f;--radius:10px;--max:1200px;--header:68px;--shadow:0 20px 40px rgba(0,0,0,.5);--mono:'Cascadia Code',Consolas,'SFMono-Regular',monospace;font-family:Manrope,'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif;font-synthesis:none}
:root[data-theme=light]{color-scheme:light;--bg:#f7f9fc;--surface:#eef2f8;--paper:#fff;--ink:#0d1b2e;--muted:#56657a;--line:rgba(20,40,80,.1);--line-strong:rgba(20,40,80,.2);--accent:#0a66e4;--accent-hover:#0750b5;--accent-2:#5b5bf0;--on-accent:#fff;--soft:rgba(10,102,228,.06);--glow:0 0 0 1px rgba(10,102,228,.35),0 10px 30px -12px rgba(10,102,228,.3);--grid:rgba(20,60,140,.06);--shadow:0 16px 36px rgba(15,30,60,.12)}
*{box-sizing:border-box}html{scroll-padding-top:100px;scrollbar-color:var(--muted) var(--surface)}body{margin:0;color:var(--ink);background:var(--bg);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}body,button,input,textarea{font-family:Manrope,'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif}button,input,textarea{font-size:inherit}button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}p{margin:0 0 1.25rem}h1,h2,h3,h4{line-height:1.3;margin:0;font-weight:700;letter-spacing:-.025em;text-wrap:balance}h1{font-size:clamp(2.25rem,4.6vw,4rem)}h2{font-size:clamp(1.8rem,3vw,2.7rem)}h3{font-size:1.25rem}img{max-width:100%;height:auto;display:block}button,summary,a{touch-action:manipulation}button{color:inherit}svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}::selection{background:#185cce;color:#fff}:focus-visible{outline:3px solid var(--accent);outline-offset:5px}input,textarea{caret-color:var(--accent)}[hidden]{display:none!important}.container{width:min(var(--max),calc(100% - 96px));margin-inline:auto}.section{padding-block:96px}.section-soft{background:var(--surface)}.muted{color:var(--muted)}.lead{font-size:18px;line-height:1.9;color:var(--muted);max-width:46rem;margin-top:24px}.section-title{max-width:52rem;margin-bottom:44px}.section-title p{margin:18px 0 0;color:var(--muted)}.skip-link{position:fixed;z-index:100;top:10px;left:16px;padding:10px 20px;background:var(--ink);color:var(--paper);transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:12px 22px;border:1px solid transparent;border-radius:6px;background:var(--accent);color:var(--paper);font-size:14px;font-weight:700;line-height:1.5;white-space:nowrap;transition:background .18s,transform .18s}.button:hover{background:var(--accent-hover);transform:translateY(-2px)}.button-secondary{color:var(--ink);border-color:var(--line);background:transparent}.button-secondary:hover{background:var(--soft)}.button-white{background:#fff;color:#14375f}.button-white:hover{background:#e5efff}.button-ghost{background:transparent;border-color:#7e9dbf;color:#fff}.button-ghost:hover{background:#ffffff18}.actions{display:flex;gap:12px;flex-wrap:wrap}.text-link{display:inline-flex;align-items:center;gap:10px;color:var(--accent);font-weight:700;font-size:14px;min-height:44px}.text-link:hover{text-decoration:underline;text-underline-offset:5px}
/* Layer scale: page 0, header 20, dropdown 30, skip link 100. */
.site-header{position:sticky;top:0;z-index:20;height:var(--header);background:var(--paper);border-bottom:1px solid var(--line)}.header-inner{height:100%;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand img{width:38px;height:38px;object-fit:contain}.brand-text{display:flex;align-items:center;gap:10px}.brand-text strong{font-size:23px;letter-spacing:-.045em;font-weight:800}.brand-text span{font-size:13px;color:var(--muted);padding-left:10px;border-left:1px solid var(--line);white-space:nowrap}.site-nav{display:flex;align-items:center;gap:26px;margin-left:auto;font-size:13px;font-weight:600}.site-nav>a,.nav-group>summary{padding-block:24px;white-space:nowrap}.site-nav>a:hover,.site-nav>a[aria-current=page],.nav-group>summary:hover{color:var(--accent)}.nav-group{position:relative}.nav-group>summary{display:flex;align-items:center;gap:5px;list-style:none;cursor:pointer}.nav-group>summary::-webkit-details-marker{display:none}.nav-group>summary svg{width:14px;height:14px}.nav-group[open]>summary svg{transform:rotate(180deg)}.nav-dropdown{position:absolute;top:64px;left:-18px;width:200px;padding:10px;background:var(--paper);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);z-index:30}.nav-dropdown a{display:block;padding:10px 12px;border-radius:4px}.nav-dropdown a:hover{background:var(--soft);color:var(--accent)}.header-controls{display:flex;align-items:center;gap:10px}.console-link{min-height:40px;padding:9px 15px;font-size:12px}.theme-toggle,.nav-toggle{width:40px;height:40px;display:grid;place-items:center;background:transparent;border:1px solid var(--line);border-radius:6px}.theme-toggle:hover,.nav-toggle:hover{background:var(--surface)}.nav-toggle{display:none}
.hero{position:relative;isolation:isolate;background:var(--hero);color:#fff;min-height:590px;display:flex;align-items:center;overflow:hidden}.hero-picture{position:absolute;inset:0;z-index:-2}.hero-picture img{width:100%;height:100%;object-fit:cover;object-position:center 50%}.hero:after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(8,33,75,.8),rgba(7,36,83,.4) 48%,rgba(8,33,75,.02) 80%)}.hero-content{padding-block:90px 100px}.hero h1{max-width:850px;font-size:clamp(36px,4.7vw,66px);font-weight:600;letter-spacing:-.025em;line-height:1.3}.hero h1 span{display:block;color:#93c7ff}.hero p{font-size:17px;line-height:1.9;max-width:520px;margin:27px 0 32px;color:#e2edf9}.hero-services{background:var(--paper);border-bottom:1px solid var(--line)}.service-strip{display:grid;grid-template-columns:repeat(4,1fr)}.service-strip a{min-height:100px;display:flex;align-items:center;gap:15px;padding:20px 25px;border-right:1px solid var(--line)}.service-strip a:first-child{border-left:1px solid var(--line)}.service-strip a:hover{background:var(--soft)}.service-strip .icon{color:var(--accent);width:27px;height:27px}.service-strip strong{font-size:15px;display:block;font-weight:700}.service-strip small{font-size:11px;color:var(--muted)}.service-strip .arrow{margin-left:auto;width:17px;height:17px}
.services-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:start}.services-intro{position:sticky;top:130px}.services-intro p{color:var(--muted);margin:24px 0 28px;max-width:390px}.service-list{display:grid;grid-template-columns:1fr 1fr;gap:30px 34px}.service-item{padding:0 0 26px;border-bottom:1px solid var(--line)}.service-item>.icon{color:var(--accent);width:32px;height:32px;margin-bottom:19px}.service-item h3{font-size:20px;margin-bottom:12px}.service-item p{font-size:14px;color:var(--muted);line-height:1.9;min-height:80px;margin-bottom:12px}.service-item .text-link{font-size:13px}
.infrastructure{display:grid;grid-template-columns:1.1fr 1fr;align-items:stretch;background:var(--surface);border-radius:var(--radius);overflow:hidden}.infrastructure>img{width:100%;height:100%;min-height:440px;object-fit:cover}.infrastructure-copy{padding:56px 52px}.infrastructure-copy h2{font-size:31px}.infrastructure-copy>p{margin-top:22px;color:var(--muted);font-size:15px}.benefit{margin-top:25px}.benefit h3{font-size:16px;margin-bottom:6px}.benefit p{color:var(--muted);font-size:14px;margin:0}.plans{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.plan{padding:36px;position:relative;background:var(--paper)}.plan+.plan{border-left:1px solid var(--line)}.plan-featured{background:var(--soft)}.plan h3{font-size:22px}.plan-purpose{color:var(--muted);font-size:13px;margin:8px 0 22px}.price{font-size:44px;line-height:1.3;font-weight:700;letter-spacing:-.04em;font-variant-numeric:tabular-nums;margin-bottom:20px}.price small{font-size:14px;letter-spacing:0;margin-left:6px;color:var(--muted);font-weight:500}.plan .support{font-size:13px;min-height:26px}.plan ul{list-style:none;padding:20px 0;margin:18px 0;border-top:1px solid var(--line)}.plan li{display:flex;align-items:center;gap:12px;font-size:14px;padding-block:6px}.plan li .icon{color:var(--accent);width:17px;height:17px}.plan .button{width:100%;margin-top:6px}.pricing-note{font-size:12px;color:var(--muted);margin:18px 0 0}.section-heading-row{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:36px}.article-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.article-card{min-width:0;display:flex;flex-direction:column}.article-image{aspect-ratio:16/10;overflow:hidden;background:var(--surface);border-radius:8px;margin-bottom:20px;display:block}.article-image img{height:100%;width:100%;object-fit:cover;transition:transform .3s}.article-card:hover .article-image img{transform:scale(1.025)}.article-meta{display:flex;gap:14px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:12px}.article-card h3,.article-card h2{font-size:19px;line-height:1.55;margin-bottom:12px}.article-card h3 a:hover,.article-card h2 a:hover{color:var(--accent)}.article-card p{font-size:14px;color:var(--muted);line-height:1.8;flex:1}.article-card .text-link{font-size:13px}.contact-banner{padding:42px 0;border-block:1px solid var(--line);background:var(--soft)}.contact-banner .container{display:flex;align-items:center;justify-content:space-between;gap:32px}.contact-banner h2{font-size:28px}.contact-banner p{font-size:14px;color:var(--muted);margin:10px 0 0}.site-footer{padding:62px 0 24px;background:var(--paper)}.footer-top{display:grid;grid-template-columns:1.4fr .7fr .9fr 1.1fr;gap:44px;padding-bottom:48px}.footer-brand .brand-text span{display:none}.footer-brand p{color:var(--muted);font-size:13px;max-width:240px;margin:20px 0 0}.footer-column h3{font-size:14px;margin:0 0 18px}.footer-column a{display:block;font-size:13px;color:var(--muted);padding-block:4px}.footer-column a:hover{color:var(--accent)}.footer-column address{font-size:12px;color:var(--muted);font-style:normal;margin-top:8px;line-height:1.9}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:22px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.footer-bottom div{display:flex;gap:20px}
.breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:12px;padding-block:28px}.breadcrumb .icon{width:12px;height:12px}.breadcrumb a:hover{color:var(--accent)}.page-intro{padding:28px 0 65px}.page-intro h1{max-width:960px}.page-intro .lead{max-width:760px;margin-bottom:0}.page-intro .actions{margin-top:30px}.page-intro-wrap{background:var(--surface);border-bottom:1px solid var(--line)}.service-overview{display:grid;grid-template-columns:1fr 1fr;gap:28px}.overview-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px;display:flex;flex-direction:column;align-items:flex-start}.overview-card .icon{width:32px;height:32px;color:var(--accent);margin-bottom:24px}.overview-card h2{font-size:26px;margin-bottom:16px}.overview-card>p{font-size:15px;color:var(--muted);flex:1}.overview-card ul{padding-left:20px;font-size:14px;color:var(--muted);margin:0 0 20px}.overview-card .text-link .icon{width:18px;height:18px;margin:0}.detail-layout{display:grid;grid-template-columns:1fr 340px;gap:80px;align-items:start}.detail-main>h2{margin-bottom:24px}.detail-main>p{color:var(--muted)}.detail-section{margin-bottom:40px}.detail-section h2{font-size:26px;margin-bottom:18px}.detail-section h3{margin:26px 0 12px;font-size:18px}.detail-section p,.detail-section li{color:var(--muted);font-size:15px}.detail-section ul{padding-left:22px}.detail-aside{position:sticky;top:110px;background:var(--surface);padding:30px;border-radius:var(--radius)}.detail-aside h2{font-size:20px;margin-bottom:18px}.detail-aside p{font-size:14px;color:var(--muted)}.detail-aside a:not(.button){display:block;padding-block:12px;font-size:14px;border-bottom:1px solid var(--line)}.detail-aside .button{margin-top:24px;width:100%}.detail-image{margin:32px 0;border:1px solid var(--line);border-radius:8px;overflow:hidden}.detail-image img{width:100%;height:auto}.detail-image figcaption{font-size:12px;color:var(--muted);padding:12px 16px;background:var(--surface)}.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:32px}.workflow h3{font-size:17px;margin-bottom:14px}.workflow p{font-size:14px;color:var(--muted);margin:0}.workflow-item{padding-top:22px;border-top:2px solid var(--accent)}.faq{max-width:880px}.faq details{padding:23px 0;border-bottom:1px solid var(--line)}.faq summary{font-size:17px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq summary::-webkit-details-marker{display:none}.faq summary svg{width:20px;height:20px;margin-top:3px}.faq details[open] summary svg{transform:rotate(180deg)}.faq details p{margin:18px 35px 0 0;color:var(--muted);font-size:15px}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}.about-grid img{width:100%;border-radius:var(--radius)}.about-grid p{color:var(--muted);font-size:15px}.about-grid h2{margin-bottom:26px}.values{display:grid;grid-template-columns:repeat(3,1fr);gap:42px}.values h3{margin-bottom:18px}.values p{font-size:15px;color:var(--muted)}.values>div{padding-top:26px;border-top:1px solid var(--line)}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.contact-information h2{font-size:27px;margin-bottom:32px}.contact-method{display:flex;gap:20px;margin-bottom:28px}.contact-method>.icon{color:var(--accent);margin-top:5px;width:24px;height:24px}.contact-method h3{font-size:14px;margin-bottom:4px}.contact-method a{font-size:20px;font-weight:650;overflow-wrap:anywhere}.contact-method p{font-size:14px;color:var(--muted);margin:4px 0 0}.contact-method address{font-style:normal;font-size:16px}.wechat{display:flex;align-items:center;gap:25px;margin-top:36px;padding-top:32px;border-top:1px solid var(--line)}.wechat img{width:128px;height:128px;background:white;padding:5px;border:1px solid var(--line)}.wechat h3{font-size:16px}.wechat p{font-size:13px;color:var(--muted);margin:8px 0}.contact-form{background:var(--surface);padding:38px;border-radius:var(--radius)}.contact-form h2{font-size:25px;margin-bottom:12px}.contact-form>p{font-size:14px;color:var(--muted);margin-bottom:28px}.form-field{margin-bottom:22px}.form-field label{display:block;font-weight:600;font-size:14px;margin-bottom:8px}.form-field input,.form-field textarea{width:100%;border:1px solid var(--line);border-radius:5px;background:var(--paper);color:var(--ink);padding:12px 14px;line-height:1.6}.form-field textarea{min-height:142px;resize:vertical}.form-field input::placeholder,.form-field textarea::placeholder{color:var(--muted);opacity:1}.form-status,.copy-status{font-size:13px;color:var(--muted);margin:14px 0 0;overflow-wrap:anywhere}.privacy-hint{font-size:12px!important;margin:0 0 24px!important}.privacy-hint a{text-decoration:underline;text-underline-offset:3px}.copy-email{font-size:12px;padding:6px 10px;border:1px solid var(--line);border-radius:4px;background:var(--surface);margin-left:8px;min-height:32px}
.news-toolbar{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:20px}.search-box{position:relative;max-width:380px;width:100%}.search-box .icon{position:absolute;left:15px;top:14px;color:var(--muted)}.search-box input{width:100%;padding:12px 14px 12px 46px;min-height:48px;border-radius:6px;border:1px solid var(--line);background:var(--paper);color:var(--ink)}.search-box input::placeholder{color:var(--muted)}.filters{display:flex;gap:8px;flex-wrap:wrap}.filters button{border:1px solid var(--line);background:var(--paper);padding:10px 18px;border-radius:5px;font-size:13px;min-height:44px}.filters button[aria-pressed=true]{color:var(--paper);background:var(--accent);border-color:var(--accent)}.result-count{font-size:12px;color:var(--muted);margin-bottom:34px}.search-empty{text-align:center;padding:60px 20px;background:var(--surface);border-radius:var(--radius)}.search-empty h2{font-size:24px;margin-bottom:12px}.search-empty p{color:var(--muted)}.article-page{padding-bottom:90px}.article-header{max-width:980px;padding:26px 0 48px}.article-header h1{font-size:clamp(30px,3.7vw,48px);line-height:1.45;margin:16px 0 25px}.article-header .article-meta{font-size:13px;flex-wrap:wrap;gap:8px 20px}.article-layout{display:grid;grid-template-columns:minmax(0,820px) 260px;gap:70px;align-items:start}.article-body{min-width:0;font-size:16px;line-height:1.95;overflow-wrap:anywhere}.article-body h2{font-size:27px;margin:46px 0 20px;scroll-margin-top:100px}.article-body h3{font-size:21px;margin:34px 0 16px;scroll-margin-top:100px}.article-body h4{font-size:18px;margin:28px 0 14px}.article-body p{margin-bottom:22px}.article-body ul,.article-body ol{padding-left:25px;margin-bottom:26px}.article-body li{margin-bottom:10px}.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:4px}.article-body figure{margin:30px 0}.article-body img{max-width:100%;height:auto;border-radius:6px;margin-inline:auto}.article-body pre{position:relative;overflow:auto;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:52px 22px 22px;font-size:13px;line-height:1.8;white-space:pre;tab-size:2}.article-body code{font-family:Consolas,'Cascadia Code',monospace;font-size:.88em;background:var(--surface);padding:2px 5px;border-radius:3px}.article-body pre code{font-size:inherit;padding:0;background:transparent}.copy-code{position:absolute;right:10px;top:10px;background:var(--paper);border:1px solid var(--line);border-radius:4px;font-size:11px;padding:5px 10px}.table-wrap{overflow-x:auto;max-width:100%;margin:28px 0;border:1px solid var(--line);border-radius:6px}.article-body table{border-collapse:collapse;min-width:560px;width:100%;font-size:14px;margin:0}.article-body th,.article-body td{text-align:left;padding:14px;border-bottom:1px solid var(--line);vertical-align:top}.article-body th{background:var(--surface);font-weight:700}.article-body tr:last-child td{border-bottom:0}.article-body blockquote{margin:26px 0;padding:24px;background:var(--soft);border-radius:8px}.article-body blockquote p:last-child{margin:0}.article-toc{position:sticky;top:112px;border-left:1px solid var(--line);padding-left:25px}.article-toc h2{font-size:15px;margin-bottom:18px}.article-toc a{display:block;font-size:12px;color:var(--muted);padding:6px 0;line-height:1.7}.article-toc a:hover{color:var(--accent)}.article-toc .toc-sub{padding-left:12px}.article-end{border-top:1px solid var(--line);padding-top:26px;margin-top:50px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.legal{max-width:820px;margin-inline:auto;padding-bottom:80px}.error-page{text-align:center;padding:90px 24px}.error-page .error-number{font-size:90px;font-weight:800;color:var(--accent);line-height:1.2;margin-bottom:24px}.error-page h1{font-size:32px}.error-page p{color:var(--muted);margin-top:24px}.error-page .actions{justify-content:center;margin-top:30px}
@media(min-width:1500px){.hero{min-height:650px}.hero-content{padding-block:106px 116px}}
@media(max-width:1200px){.container{width:calc(100% - 64px)}.header-inner{gap:20px}.brand-text span{display:none}.site-nav{gap:22px}.service-strip a{padding:20px 18px}.services-layout{gap:44px}.infrastructure-copy{padding:42px 36px}.detail-layout{gap:44px}.article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 235px}}
@media(max-width:1079px){.site-nav{display:none;position:absolute;top:75px;left:0;right:0;max-height:calc(100dvh - 76px);overflow:auto;background:var(--paper);padding:15px 32px 25px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.site-nav.is-open{display:flex;flex-direction:column;align-items:stretch;gap:0}.site-nav>a,.nav-group>summary{padding-block:14px}.nav-dropdown{position:static;box-shadow:none;border:0;width:auto;padding:0 15px;background:var(--surface)}.header-controls{margin-left:auto}.nav-toggle{display:grid}.service-strip a{gap:10px}.service-strip .icon{width:22px;height:22px}.service-strip .arrow{display:none}.services-layout{grid-template-columns:1fr;gap:40px}.services-intro{position:static}.services-intro p{max-width:640px}.service-item p{min-height:auto}.footer-top{grid-template-columns:1.2fr 1fr;gap:35px 60px}.detail-layout{grid-template-columns:1fr 280px;gap:35px}.article-layout{grid-template-columns:minmax(0,1fr);gap:30px}.article-toc{position:static;grid-row:1;border:1px solid var(--line);border-radius:8px;padding:22px;max-height:250px;overflow:auto}.article-toc a{font-size:13px}.contact-layout{gap:38px}.plan{padding:28px}.infrastructure-copy h2{font-size:27px}}
@media(max-width:767px){:root{--header:68px}.container{width:calc(100% - 40px)}.section{padding-block:60px}.header-inner{gap:12px}.brand img{width:32px;height:32px}.brand-text strong{font-size:21px}.site-nav{top:67px;padding-inline:20px;max-height:calc(100dvh - 68px)}.header-controls{gap:7px}.theme-toggle,.nav-toggle{width:36px;height:36px}.console-link{padding:8px 11px;font-size:11px;min-height:36px}.console-link .icon{display:none}.hero{min-height:560px;align-items:flex-start}.hero-content{padding-block:64px 62px}.hero h1{font-size:clamp(32px,7.8vw,45px);line-height:1.4}.hero p{font-size:15px;max-width:430px;margin:25px 0 30px}.hero-picture img{object-position:60% center}.hero:after{background:linear-gradient(90deg,rgba(8,31,67,.84),rgba(8,31,67,.65) 70%,rgba(8,31,67,.45))}.hero .button{font-size:13px;padding:12px 17px}.service-strip{grid-template-columns:repeat(2,1fr)}.service-strip a{min-height:86px;padding:17px 14px;border-bottom:1px solid var(--line)}.service-strip a:nth-child(3){border-left:1px solid var(--line)}.service-strip a:nth-last-child(-n+2){border-bottom:0}.service-strip strong{font-size:14px}.service-strip small{font-size:11px}.services-layout{gap:30px}.service-list{gap:25px}.service-item h3{font-size:18px}.service-item p{font-size:13px}.infrastructure{grid-template-columns:1fr}.infrastructure>img{min-height:0;height:250px}.infrastructure-copy{padding:32px 26px}.infrastructure-copy h2{font-size:26px}.plans{grid-template-columns:1fr}.plan{padding:30px}.plan+.plan{border-left:0;border-top:1px solid var(--line)}.plan ul{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.price{font-size:40px;margin-bottom:14px}.plan-purpose{margin-bottom:18px}.article-cards{grid-template-columns:1fr;gap:36px}.article-image{aspect-ratio:16/9}.article-card h3,.article-card h2{font-size:20px}.section-heading-row{align-items:flex-end;gap:16px}.section-heading-row h2{font-size:25px}.section-heading-row .text-link{font-size:12px;white-space:nowrap}.contact-banner .container{align-items:flex-start;flex-direction:column;gap:24px}.contact-banner h2{font-size:25px}.site-footer{padding-top:42px}.footer-top{grid-template-columns:1fr 1fr;gap:32px 24px}.footer-brand{grid-column:1/-1}.footer-brand p{max-width:100%}.footer-bottom{font-size:11px}.footer-column:last-child{grid-column:1/-1}.breadcrumb{padding-block:22px;font-size:11px;gap:8px}.page-intro{padding:18px 0 45px}.page-intro h1{font-size:34px}.page-intro .lead{font-size:16px;margin-top:20px}.service-overview{grid-template-columns:1fr;gap:20px}.overview-card{padding:28px}.overview-card h2{font-size:24px}.detail-layout{grid-template-columns:1fr;gap:32px}.detail-aside{position:static}.detail-section h2{font-size:24px}.workflow{grid-template-columns:1fr 1fr;gap:25px}.faq summary{font-size:15px}.faq details p{font-size:14px;margin-right:0}.about-grid{grid-template-columns:1fr;gap:32px}.values{grid-template-columns:1fr;gap:24px}.contact-layout{grid-template-columns:1fr;gap:44px}.contact-form{padding:28px 22px}.contact-method a{font-size:18px}.contact-method address{font-size:15px}.contact-information h2{font-size:25px}.wechat{gap:20px}.wechat img{width:115px;height:115px}.news-toolbar{flex-direction:column;align-items:flex-start;gap:20px}.search-box{max-width:100%}.filters button{font-size:12px;padding:10px 14px}.article-header{padding-top:16px;padding-bottom:30px}.article-header h1{font-size:29px}.article-body{font-size:15px}.article-body h2{font-size:24px}.article-body h3{font-size:20px}.article-body pre{font-size:12px}.article-toc{max-height:210px}.article-page{padding-bottom:60px}.legal{padding-inline:20px}.copy-email{margin:8px 0 0;display:block}}
@media(max-width:380px){.container{width:calc(100% - 32px)}.brand-text strong{font-size:19px}.brand{gap:6px}.theme-toggle{display:none}.hero h1{font-size:30px}.service-list{grid-template-columns:1fr}.hero .actions{gap:10px}.hero .button{padding-inline:13px}.plan ul{grid-template-columns:1fr}.workflow{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.button:hover,.article-card:hover .article-image img{transform:none}}
@media print{.site-header,.site-footer,.contact-banner,.article-toc,.article-end,.copy-code,.theme-toggle,.skip-link{display:none}.container{width:100%}body{background:white;color:#111}.article-layout{display:block}.article-body{font-size:11pt}.article-body a{color:inherit}.article-body pre{white-space:pre-wrap}h2,h3{break-after:avoid}img,table{break-inside:avoid}}

.service-strip .arrow .icon{width:17px;height:17px}


/* ===== Vercel 设计规范覆盖层 2026-10-27（依据 DESIGN.md：黑白墨色 + 发丝线 + 等宽标签 + 首屏网格渐变） ===== */
:root,:root[data-theme=light]{color-scheme:light;--bg:#fafafa;--surface:#f5f5f5;--paper:#fff;--ink:#171717;--body:#4d4d4d;--muted:#888;--line:#ebebeb;--line-strong:#a1a1a1;--accent:#171717;--accent-hover:#383838;--on-accent:#fff;--link:#0070f3;--soft:#f5f5f5;--ring:0 0 0 1px #00000014;--lift:0 0 0 1px #00000014,0 2px 2px #0000000a,0 8px 8px -8px #0000000a;--float:0 0 0 1px #00000014,0 2px 2px #0000000a,0 8px 16px -4px #0000000a;--shadow:0 0 0 1px #00000014,0 1px 1px #00000005,0 8px 16px -4px #0000000a,0 24px 32px -8px #0000000f;--grid:rgba(0,0,0,.05);--radius:8px;--header:64px;--mono:'Geist Mono','JetBrains Mono',ui-monospace,SFMono-Regular,Consolas,monospace;--sans:Geist,Inter,Manrope,system-ui,-apple-system,'PingFang SC','Microsoft YaHei','Noto Sans CJK SC',sans-serif}
:root[data-theme=dark]{color-scheme:dark;--bg:#000;--surface:#0a0a0a;--paper:#0a0a0a;--ink:#ededed;--body:#a1a1a1;--muted:#8f8f8f;--line:#242424;--line-strong:#454545;--accent:#ededed;--accent-hover:#fff;--on-accent:#0a0a0a;--link:#52a8ff;--soft:#111;--ring:0 0 0 1px #ffffff17;--lift:0 0 0 1px #ffffff17;--float:0 0 0 1px #ffffff17;--shadow:0 0 0 1px #ffffff21,0 16px 32px -8px #000;--grid:rgba(255,255,255,.06)}
body,button,input,textarea{font-family:var(--sans)}
body{background:var(--bg);color:var(--ink);line-height:1.75}
::selection{background:var(--ink);color:var(--bg)}
:focus-visible{outline:2px solid var(--link);outline-offset:3px}
h1,h2,h3,h4{font-weight:600;letter-spacing:-.04em;line-height:1.25}
h2{font-size:clamp(1.75rem,2.6vw,2.25rem)}
h3{letter-spacing:-.02em}
.lead,.section-title p,.services-intro p,.detail-main>p,.detail-section p,.detail-section li,.about-grid p,.values p,.overview-card>p,.article-card p,.contact-banner p,.plan-purpose,.footer-brand p{color:var(--body)}
.section{padding-block:96px}
.section-soft{background:var(--paper);border-block:1px solid var(--line)}
.section-title{margin-bottom:48px}.section-title p{margin-top:12px;font-size:17px}
/* 等宽眉标：技术层的声音 */
.eyebrow{display:flex;align-items:center;gap:8px;margin:0 0 16px;font-family:var(--mono);font-size:12px;line-height:16px;letter-spacing:0;text-transform:uppercase;color:var(--muted)}
.eyebrow span{color:var(--ink)}.eyebrow span:after{content:' /';color:var(--muted)}
/* 按钮：营销区统一 100px 胶囊，主按钮黑墨、次按钮白底发丝线 */
.button{min-height:44px;padding:0 20px;gap:8px;border:0;border-radius:100px;background:var(--accent);color:var(--on-accent);font-size:15px;font-weight:500;box-shadow:none;transition:background .15s,box-shadow .15s}
.button:hover{background:var(--accent-hover);transform:none;box-shadow:none}
.button-secondary{background:var(--paper);color:var(--ink);box-shadow:var(--ring)}
.button-secondary:hover{background:var(--soft);box-shadow:0 0 0 1px var(--line-strong)}
.button .icon{width:16px;height:16px}
.text-link{color:var(--link);font-weight:500}.text-link:hover{text-decoration:underline}
/* 顶栏：64px、磨砂、发丝线；导航按钮用 6px 小圆角 */
.site-header{height:var(--header);background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.brand img{width:32px;height:32px}
.brand-text strong{font-size:20px;font-weight:600;letter-spacing:-.04em}
.brand-text span{font-size:12px;font-family:var(--mono);color:var(--muted);border-left-color:var(--line)}
.site-nav{gap:4px;font-size:14px;font-weight:400;color:var(--body)}
.site-nav>a,.nav-group>summary{padding:6px 12px;border-radius:9999px;transition:color .15s,background .15s}
.site-nav>a:hover,.nav-group>summary:hover{color:var(--ink);background:var(--soft)}
.site-nav>a[aria-current=page]{color:var(--ink);box-shadow:none;font-weight:500}
.nav-dropdown{top:44px;left:0;padding:6px;border:0;border-radius:12px;background:var(--paper);box-shadow:var(--shadow)}
.nav-dropdown a{padding:8px 12px;border-radius:6px;font-size:14px;color:var(--body)}.nav-dropdown a:hover{background:var(--soft);color:var(--ink)}
.header-controls{gap:8px}
.console-link{min-height:32px;padding:0 12px;border-radius:6px;font-size:13px}
.theme-toggle,.nav-toggle{width:32px;height:32px;border:0;border-radius:9999px;background:transparent;color:var(--body);box-shadow:var(--ring)}
.theme-toggle:hover,.nav-toggle:hover{background:var(--soft);color:var(--ink)}
.theme-toggle .icon,.nav-toggle .icon{width:16px;height:16px}
/* 首屏：白底 + 网格 + 品牌网状渐变（仅此一处用彩色） */
.hero{position:relative;isolation:isolate;min-height:0;display:block;overflow:hidden;background:var(--bg);color:var(--ink);border-bottom:1px solid var(--line);text-align:center}
.hero:before{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:64px 64px;background-position:center top;-webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 40%,transparent 85%);mask-image:radial-gradient(ellipse 70% 80% at 50% 0%,#000 40%,transparent 85%)}
.hero:after{content:'';position:absolute;z-index:-2;left:50%;top:-180px;width:min(1100px,140vw);height:640px;transform:translateX(-50%);background:radial-gradient(closest-side at 22% 60%,#007cf0,transparent),radial-gradient(closest-side at 42% 40%,#00dfd8,transparent),radial-gradient(closest-side at 62% 55%,#ff0080,transparent),radial-gradient(closest-side at 80% 45%,#f9cb28,transparent);opacity:.22;filter:blur(60px)}
:root[data-theme=dark] .hero:after{opacity:.32}
.hero-content{padding-block:128px 96px;display:flex;flex-direction:column;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;margin:0 0 32px!important;padding:4px 12px;border:0;border-radius:9999px;background:var(--paper);box-shadow:var(--ring);font-family:var(--mono);font-size:12px!important;line-height:20px!important;letter-spacing:0;color:var(--body)!important}
.pulse{width:6px;height:6px;border-radius:50%;background:#0070f3;box-shadow:none;animation:none}
.hero h1{max-width:900px;font-size:clamp(40px,6vw,76px);font-weight:600;line-height:1.1;letter-spacing:-.05em;color:var(--ink)}
.hero h1 span{display:block;color:var(--ink);background:none}
.hero p{max-width:560px;margin:24px auto 40px;font-size:18px;line-height:28px;color:var(--body)}
.hero .actions{justify-content:center}
.hero .button{min-height:48px;padding-inline:24px;font-size:16px}
.hero .button:not(.button-secondary){background:var(--accent);color:var(--on-accent)}.hero .button:not(.button-secondary):hover{background:var(--accent-hover);box-shadow:none}
.hero .button-secondary{color:var(--ink);background:var(--paper);box-shadow:var(--ring)}.hero .button-secondary:hover{background:var(--soft)}
.hero-specs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;max-width:960px;margin:80px 0 0;border:0;border-radius:12px;background:var(--paper);box-shadow:var(--float);backdrop-filter:none;-webkit-backdrop-filter:none;text-align:left;overflow:hidden}
.hero-specs div{padding:20px 24px}.hero-specs div+div{border-left:1px solid var(--line)}
.hero-specs dt{font-family:var(--mono);font-size:12px;letter-spacing:0;text-transform:uppercase;color:var(--muted)}
.hero-specs dd{margin:6px 0 0;font-size:15px;font-weight:500;letter-spacing:-.01em;color:var(--ink)}
/* 服务：发丝线分格的四宫格，不用重阴影 */
.service-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-radius:12px;background:var(--paper);box-shadow:var(--ring);overflow:hidden}
.service-card{position:relative;display:flex;flex-direction:column;min-width:0;padding:32px 28px 28px;border:0;border-radius:0;background:var(--paper);box-shadow:none;transition:background .15s}
.service-card+.service-card{border-left:1px solid var(--line)}
.service-card:hover{background:var(--soft);border-color:var(--line);box-shadow:none;transform:none}
.service-card>.icon{width:24px;height:24px;margin-bottom:24px;color:var(--ink)}
.service-index{position:absolute;top:28px;right:28px;font-family:var(--mono);font-size:12px;color:var(--muted)}
.service-card h3{font-size:20px;font-weight:600}
.service-en{margin:4px 0 16px;font-family:var(--mono);font-size:12px;letter-spacing:0;color:var(--muted)}
.service-card p:not(.service-en){flex:1;font-size:14px;line-height:1.8;color:var(--body)}
.service-go{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--ink)}
.service-go .icon{width:16px;height:16px;transition:transform .15s}.service-card:hover .service-go .icon{transform:translateX(3px)}
/* 支持方案：三栏，中间一栏反转为黑墨卡 */
.plans{gap:16px;border:0;border-radius:0;background:transparent;overflow:visible;align-items:stretch}
.plan{padding:32px;border-radius:12px;background:var(--paper);box-shadow:var(--float)}
.plan+.plan{border-left:0}
.plan-featured{background:var(--ink);color:var(--bg);box-shadow:none}
.plan h3{font-family:var(--sans);font-size:24px;font-weight:600;letter-spacing:-.04em;text-transform:none;color:inherit}
.plan-featured .plan-purpose,.plan-featured .price small,.plan-featured .support{color:color-mix(in srgb,var(--bg) 65%,var(--ink))}
.price{font-family:var(--sans);font-size:48px;font-weight:600;letter-spacing:-.05em}
.plan ul{border-top:1px solid var(--line)}.plan-featured ul{border-top-color:color-mix(in srgb,var(--bg) 18%,var(--ink))}
.plan li .icon{color:inherit}
.plan-featured .button{background:var(--bg);color:var(--ink);box-shadow:none}.plan-featured .button:hover{background:var(--soft)}
.pricing-note{font-family:var(--mono);font-size:12px;color:var(--muted)}
/* 文章卡 */
.article-cards{gap:24px}
.article-image{border:0;border-radius:8px;box-shadow:var(--ring);background:var(--surface)}
.article-card:hover .article-image img{transform:none}
.article-card h3,.article-card h2{font-weight:600;letter-spacing:-.02em}
.article-card h3 a:hover,.article-card h2 a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.article-meta span,.article-meta time{font-family:var(--mono);font-size:12px;letter-spacing:0;color:var(--muted)}
.article-meta span{color:var(--ink)}
/* 联系条：反转黑色带作为章节深度 */
.contact-banner{padding:80px 0;border:0;background:var(--ink);color:var(--bg)}
.contact-banner h2{font-size:clamp(26px,3vw,36px);color:var(--bg)}
.contact-banner p{color:color-mix(in srgb,var(--bg) 65%,var(--ink))}
.contact-banner .button{background:var(--bg);color:var(--ink)}.contact-banner .button:hover{background:var(--soft)}
.contact-banner .button-secondary{background:transparent;color:var(--bg);box-shadow:0 0 0 1px color-mix(in srgb,var(--bg) 30%,var(--ink))}
/* 页脚 */
.site-footer{padding:64px 0 32px;background:var(--bg);border-top:1px solid var(--line)}
.footer-column h3{font-family:var(--mono);font-size:12px;font-weight:400;text-transform:uppercase;color:var(--ink)}
.footer-column a{font-size:14px;color:var(--body)}.footer-column a:hover{color:var(--ink)}
.footer-bottom{font-family:var(--mono);font-size:12px;border-top-color:var(--line)}
/* 内页 */
.page-intro-wrap{position:relative;isolation:isolate;overflow:hidden;background:var(--bg);border-bottom:1px solid var(--line)}
.page-intro-wrap:before{content:'';position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 60% 100% at 0% 0%,#000 30%,transparent 80%);mask-image:radial-gradient(ellipse 60% 100% at 0% 0%,#000 30%,transparent 80%)}
.page-intro{padding:24px 0 72px}
.page-intro h1{font-size:clamp(2.25rem,4.4vw,3.5rem);letter-spacing:-.05em}
.breadcrumb{font-family:var(--mono);font-size:12px;color:var(--muted)}.breadcrumb a:hover{color:var(--ink)}
.overview-card,.detail-aside,.contact-form,.search-empty,.infrastructure{border:0;border-radius:12px;background:var(--paper);box-shadow:var(--float)}
.overview-card:hover{box-shadow:var(--float)}
.overview-card .icon,.contact-method>.icon,.service-item>.icon{color:var(--ink)}
.overview-card h2,.detail-section h2{font-weight:600}
.workflow-item{border-top:1px solid var(--ink)}
.faq details{border-bottom-color:var(--line)}
.values>div{border-top-color:var(--line)}
.detail-aside a:not(.button){border-bottom-color:var(--line);color:var(--body)}.detail-aside a:not(.button):hover{color:var(--ink)}
.form-field label{font-weight:500}
.form-field input,.form-field textarea,.search-box input{min-height:40px;border:1px solid var(--line);border-radius:6px;background:var(--paper);color:var(--ink);font-size:14px}
.form-field input:focus,.form-field textarea:focus,.search-box input:focus{outline:0;border-color:var(--line-strong);box-shadow:0 0 0 3px color-mix(in srgb,var(--ink) 8%,transparent)}
.filters button{min-height:32px;padding:0 16px;border:0;border-radius:64px;background:var(--paper);color:var(--body);box-shadow:var(--ring)}
.filters button[aria-pressed=true]{background:var(--ink);color:var(--bg);box-shadow:none}
.result-count{font-family:var(--mono)}
.article-body a{color:var(--link)}
.article-body pre{border:0;border-radius:8px;background:#0a0a0a;color:#ededed;box-shadow:var(--ring);font-family:var(--mono)}
.article-body code{font-family:var(--mono)}
.copy-code{border:0;border-radius:6px;background:#1f1f1f;color:#ededed;font-family:var(--mono)}
.article-toc{border-left-color:var(--line)}.article-toc a:hover{color:var(--ink)}
.copy-email{border:0;border-radius:6px;background:var(--paper);box-shadow:var(--ring)}
.wechat img{border-radius:8px;border:0;box-shadow:var(--ring)}
.error-page .error-number{font-family:var(--mono);font-weight:500;color:var(--ink);letter-spacing:-.04em}
@media(max-width:1079px){.service-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.service-card+.service-card{border-left:0}.service-card:nth-child(even){border-left:1px solid var(--line)}.service-card:nth-child(n+3){border-top:1px solid var(--line)}.site-nav{top:calc(var(--header) - 1px);background:var(--paper);gap:0}.site-nav>a,.nav-group>summary{padding:12px 0;border-radius:0}.site-nav>a:hover,.nav-group>summary:hover{background:transparent}.nav-dropdown{box-shadow:none;background:var(--soft)}}
@media(max-width:767px){.section{padding-block:64px}.hero-content{padding-block:80px 64px}.hero h1{font-size:clamp(36px,10vw,48px)}.hero p{font-size:16px;margin:20px auto 32px}.hero-tag{font-size:11px!important}.hero-specs{grid-template-columns:1fr 1fr;margin-top:56px}.hero-specs div:nth-child(3){border-left:0}.hero-specs div:nth-child(n+3){border-top:1px solid var(--line)}.hero-specs div{padding:16px}.service-grid{grid-template-columns:1fr}.service-card:nth-child(even){border-left:0}.service-card+.service-card{border-top:1px solid var(--line)}.plans{gap:16px}.plan+.plan{border-top:0}.contact-banner{padding:56px 0}}
@media(max-width:380px){.hero h1{font-size:32px}.hero-specs dd{font-size:13px}}