:root{--navy:#102f4c;--blue:#2475e8;--green:#079d87;--orange:#f48a34;--ink:#17324b;--muted:#60778a;--line:#d7e1e9;--bg:#f3f6f8;--panel:#fff;--soft:#e9eff5;--shadow:0 14px 36px rgba(16,47,76,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.75}body.night{--bg:#102438;--panel:#18334c;--ink:#e6f0f6;--muted:#aac0d0;--line:#315069;--soft:#223f58}body.large-text{font-size:18px}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.container{width:min(1200px,92vw);margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px;z-index:100}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.night .site-header{background:rgba(16,36,56,.96)}.nav-shell{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:20px}.brand img{width:43px;height:43px}.brand small{display:block;color:var(--muted);font-size:11px}.nav{display:flex;align-items:center;gap:3px}.nav a{padding:9px 10px;border-radius:10px;color:#4e677c;font-size:14px;font-weight:800}.night .nav a{color:#c2d1dc}.nav a:hover,.nav a.active{background:#e8f0ff;color:#145fcf}.night .nav a:hover,.night .nav a.active{background:#204562;color:#8ec1ff}.nav .download{background:var(--navy);color:#fff}.nav-toggle{display:none;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:10px;padding:8px 12px}.breadcrumb{padding-top:17px;color:var(--muted);font-size:13px}.breadcrumb a{color:var(--blue)}
.hero{padding:51px 0 39px}.hero-grid,.split{display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:40px}.eyebrow,.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:900;letter-spacing:.06em}.eyebrow:before,.kicker:before{content:"";width:25px;height:3px;border-radius:9px;background:var(--green)}h1{font-size:clamp(37px,5.4vw,63px);line-height:1.08;letter-spacing:-.045em;margin:14px 0}h2{font-size:clamp(27px,3.6vw,40px);line-height:1.2;letter-spacing:-.025em;margin:8px 0 13px}h3{line-height:1.4;margin:0 0 9px}p{margin:0 0 14px}.lead{font-size:18px;color:var(--muted)}.actions,.link-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:21px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 16px;border:1px solid var(--line);border-radius:11px;background:var(--panel);color:var(--ink);font-weight:850;transition:.2s}.btn:hover{transform:translateY(-2px);border-color:#76a5da}.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn-orange{background:var(--orange);border-color:var(--orange);color:#fff}.meta-strip{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.meta-strip span{padding:7px 10px;background:var(--panel);border:1px solid var(--line);border-radius:9px;color:var(--muted);font-size:13px}.hero-visual{margin:0}.hero-visual img{border:1px solid var(--line);border-radius:25px;box-shadow:var(--shadow)}.hero-visual figcaption{font-size:13px;color:var(--muted);margin-top:10px}
.section{padding:48px 0}.section-white{background:var(--panel)}.section-navy{background:var(--navy);color:#fff}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:23px}.section-head>p{max-width:630px;color:var(--muted)}.section-navy .section-head>p{color:#bdd0df}.grid{display:grid;gap:17px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:20px;box-shadow:0 7px 22px rgba(18,46,75,.05)}.section-white .card{background:var(--bg)}.card p,.muted{color:var(--muted)}.tag{display:inline-flex;padding:4px 9px;border-radius:99px;background:#dff5f0;color:#087568;font-size:12px;font-weight:850;margin-bottom:10px}.tag.orange{background:#fff0e2;color:#a54d0b}.tag.blue{background:#e4edff;color:#185ed1}.tag.gray{background:#e9eef3;color:#516779}.tag.red{background:#ffe6e3;color:#a83327}
.media-card{margin:0;background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.media-card img{width:100%;aspect-ratio:720/460;object-fit:cover}.media-card figcaption{padding:17px}.media-card figcaption p{color:var(--muted);font-size:14px}.horizontal-media{display:grid;grid-template-columns:44% 56%;margin:0;background:var(--panel);border:1px solid var(--line);border-radius:18px;overflow:hidden}.horizontal-media img{width:100%;height:100%;object-fit:cover}.horizontal-media figcaption{padding:20px}.horizontal-media p{color:var(--muted)}.rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(250px,1fr);gap:15px;overflow-x:auto;padding:2px 1px 13px;scroll-snap-type:x mandatory}.rail>*{scroll-snap-align:start}.focus-banner{display:grid;grid-template-columns:1.3fr .7fr;gap:18px;background:var(--navy);color:#fff;padding:27px;border-radius:20px}.focus-banner p{color:#c7d6e2}
.dashboard{background:var(--panel);border:1px solid var(--line);border-radius:19px;box-shadow:var(--shadow);overflow:hidden}.dashboard-head{display:flex;justify-content:space-between;gap:16px;padding:17px 19px;background:var(--bg);border-bottom:1px solid var(--line)}.dashboard-head p{font-size:13px;color:var(--muted)}.table-wrap{overflow-x:auto}.dashboard table,.data-table{width:100%;min-width:950px;border-collapse:collapse}th,td{padding:12px 13px;text-align:left;border-bottom:1px solid var(--line);font-size:13px;vertical-align:middle}th{background:var(--soft);color:#476176;white-space:nowrap}.night th{color:#c5d5e2}td{color:var(--muted)}.progress,.priority{display:inline-flex;padding:4px 9px;border-radius:8px;font-weight:850}.progress{background:#dcf4ed;color:#087365}.priority{background:#fff0e1;color:#a24c0d}.switch{width:42px;height:24px;border:0;border-radius:99px;background:#aab9c6;padding:3px;cursor:pointer}.switch:before{content:"";display:block;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s}.switch.on{background:var(--blue)}.switch.on:before{transform:translateX(18px)}.notice{padding:14px 16px;border:1px solid #ffd0a5;border-radius:13px;background:#fff4e8;color:#75390f}.notice.blue{border-color:#bfd4ff;background:#edf4ff;color:#184fa8}.notice.green{border-color:#a9e0d5;background:#edfaf7;color:#146e61}.status-row{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.status{padding:5px 10px;border-radius:8px;background:#e7eef5;color:#536b7e;font-size:12px;font-weight:800}.status.open{background:#fff0df;color:#a04b0b}.status.result{background:#dff5ee;color:#087566}
.timeline{position:relative;margin-left:13px}.timeline:before{content:"";position:absolute;left:15px;top:5px;bottom:7px;width:2px;background:#b9cedc}.timeline>div{position:relative;padding:0 0 24px 52px}.timeline>div:before{content:"";position:absolute;left:3px;top:4px;width:23px;height:23px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px #dceaff}.timeline b{display:block;color:var(--blue)}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:step}.steps>div{background:var(--panel);border:1px solid var(--line);border-top:4px solid var(--blue);border-radius:0 0 15px 15px;padding:17px}.steps>div:before{counter-increment:step;content:"0" counter(step);display:block;color:var(--blue);font-weight:900}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;list-style:none;padding:0}.feature-list li{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:11px}.feature-list li:before{content:"✓";color:var(--green);font-weight:900;margin-right:8px}.toolbar{display:flex;gap:9px;flex-wrap:wrap;margin:15px 0}.toolbar button{border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:10px;padding:8px 13px;cursor:pointer}.toolbar button.active{background:var(--blue);border-color:var(--blue);color:#fff}
.article-index{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.article-index a{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:13px;padding:15px}.article{padding:50px 0;border-top:1px solid var(--line)}.article:nth-of-type(even){background:var(--panel)}.article-head{max-width:950px;margin-bottom:23px}.article-summary{font-size:17px;color:var(--muted)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:30px;align-items:start}.article-body p{color:var(--muted);margin-bottom:17px}.article-aside{position:sticky;top:92px}.source-box{padding:15px;background:#edf4ff;border:1px solid #c8d9fb;border-radius:13px;color:#2f5c94;font-size:13px}.relation{padding:12px 14px;background:var(--bg);border-left:4px solid var(--orange);color:var(--muted);font-size:13px}.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.service-item{background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:18px}.service-item ol{padding-left:20px;color:var(--muted)}.service-item .resolution{background:var(--bg);border-radius:10px;padding:10px;color:var(--muted)}
.faq{display:grid;gap:9px}.faq details{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:0 15px}.faq summary{cursor:pointer;list-style:none;position:relative;padding:14px 28px 14px 0;font-weight:850}.faq summary:after{content:"+";position:absolute;right:0;top:7px;color:var(--blue);font-size:22px}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);padding-bottom:14px}.site-footer{background:#102c45;color:#fff;padding:43px 0 22px}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:28px}.footer-grid h3{color:#7fddd0}.footer-grid p,.footer-grid a{color:#c1d0dc}.footer-grid a{display:block;margin:6px 0}.footer-meta{display:grid;gap:3px;color:#9fb5c5;font-size:13px}.copyright{border-top:1px solid #2c4861;margin-top:24px;padding-top:16px;color:#8ca5b8;font-size:13px}.back-top{display:none;position:fixed;right:18px;bottom:18px;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:var(--panel);color:var(--ink);box-shadow:var(--shadow)}.back-top.show{display:block}
@media(max-width:980px){.hero-grid,.split{grid-template-columns:1fr}.grid-4,.steps{grid-template-columns:repeat(2,1fr)}.grid-3,.article-index{grid-template-columns:repeat(2,1fr)}.focus-banner{grid-template-columns:1fr}}
@media(max-width:760px){.nav-toggle{display:block}.nav{display:none;position:absolute;top:74px;left:4vw;right:4vw;flex-direction:column;align-items:stretch;background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:12px;box-shadow:var(--shadow)}.nav.open{display:flex}.nav a{text-align:center}.hero{padding-top:35px}.section{padding:40px 0}.section-head{display:block}.grid-2,.grid-3,.grid-4,.steps,.article-index,.article-layout,.horizontal-media,.service-grid{grid-template-columns:1fr}.article-aside{position:static}.footer-grid{grid-template-columns:1fr}.feature-list{grid-template-columns:1fr}.horizontal-media img{height:auto}}
@media(max-width:480px){.rail{grid-auto-columns:87%}.actions{display:grid}.btn{width:100%}.meta-strip{display:grid}}

.ai-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.ai-flow>div{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:15px;padding:18px}.ai-flow>div:not(:last-child):after{content:"→";position:absolute;right:-17px;top:42%;z-index:3;color:var(--blue);font-size:22px;font-weight:900}.rule-demo{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.field label{display:block;font-weight:800;margin-bottom:5px}.field select{width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink)}.checkline{display:flex;align-items:center;gap:8px;padding:10px;background:var(--bg);border-radius:10px}.demo-output{margin-top:16px;padding:16px;border:1px solid #a9e0d5;border-radius:12px;background:#edfaf7;color:#146e61}.boundary-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;list-style:none;padding:0}.boundary-list li{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:11px;padding:12px}.preference-box{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.chip-grid{display:flex;gap:9px;flex-wrap:wrap}.chip-grid button{border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:8px 13px;cursor:pointer}.chip-grid button.active{background:var(--blue);border-color:var(--blue);color:#fff}
@media(max-width:900px){.ai-flow{grid-template-columns:repeat(2,1fr)}.ai-flow>div:after{display:none}.rule-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.ai-flow,.rule-grid,.boundary-list{grid-template-columns:1fr}}

.device-tabs{display:flex;gap:9px;flex-wrap:wrap;margin:15px 0}.device-tabs button{border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:999px;padding:8px 14px;cursor:pointer}.device-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}.device-item[hidden]{display:none}.login-demo{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.login-demo label{display:block;font-weight:850;margin:11px 0}.login-demo input{display:block;width:100%;margin-top:5px;padding:11px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--muted)}.login-result{padding:14px;border-radius:12px;background:#edf4ff;border:1px solid #bfd4ff;color:#174eaa;margin-top:13px}.spec-list{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;list-style:none;padding:0}.spec-list li{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:9px}.rule-demo{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px}.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.field label{display:block;font-weight:850;margin-bottom:5px}.field select{width:100%;padding:10px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink)}.checkline{display:flex;gap:8px;align-items:center;padding:9px;background:var(--bg);border-radius:10px}.demo-output{margin-top:16px;padding:16px;border:1px solid #a9e0d5;border-radius:12px;background:#edfaf7;color:#146e61}.boundary-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;list-style:none;padding:0}.boundary-list li{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:11px;padding:12px}.purple{color:#6952cc}.tag.purple{background:#eeeaff;color:#5c45bb}.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.metric{padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:14px}.metric b{display:block;font-size:22px;color:var(--blue)}
@media(max-width:900px){.rule-grid,.metric-row{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.rule-grid,.boundary-list,.metric-row,.spec-list{grid-template-columns:1fr}}

:root{--navy:#102e4b;--blue:#2375eb;--green:#079c83;--orange:#f58a32;--ink:#17324a;--muted:#60768a;--bg:#f3f6f8}
.feature-list li:before{content:"✓"}.faq details[open] summary:after{content:"−"}.login-demo{display:grid;gap:15px;max-width:720px;padding:22px;border:1px solid var(--line);background:#fff;border-radius:18px;box-shadow:var(--shadow)}.login-demo label{font-weight:800}.login-demo input{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid var(--line);border-radius:10px;background:#f2f5f7;color:#4e6579}.choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.choice-grid label{padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff}.compact-article{padding:19px;border-left:4px solid var(--green);background:#fff;border-radius:0 16px 16px 0}.legal-line{font-size:13px;color:var(--muted)}.article-body h3{margin-top:24px}.hero .hero-visual img{background:#f3f7fa}.status-dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--green);margin-right:6px}@media(max-width:760px){.choice-grid{grid-template-columns:1fr}}