:root{--primary:#1668ff;--primary2:#6366f1;--navy:#0b1f3a;--text:#162033;--muted:#667085;--bg:#f5f7fb;--surface:#fff;--line:#e7ebf1;--ok:#12a66a;--grad:linear-gradient(135deg,#1668ff,#3b82f6 55%,#6366f1);--shadow:0 18px 50px rgba(15,34,58,.10);--shell:min(1200px,calc(100% - 48px))}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}a{text-decoration:none;color:inherit}.shell{width:var(--shell);margin:0 auto}.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.nav-wrap{height:68px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;background:var(--grad);color:#fff;font-family:KaiTi,serif}.desktop-nav{display:flex;gap:22px}.desktop-nav a{font-size:14px;color:#475467}.desktop-nav a:hover{color:var(--primary)}.nav-actions{margin-left:auto;display:flex;gap:8px}.btn{min-height:40px;border:1px solid transparent;border-radius:10px;padding:9px 16px;display:inline-flex;align-items:center;justify-content:center;gap:7px;cursor:pointer;font-weight:800;font-size:14px}.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(22,104,255,.24)}.btn-secondary{background:#fff;border-color:#d8dee8;color:#344054}.btn-sm{min-height:34px;padding:7px 13px;font-size:13px}.btn-xl{min-height:52px;padding:13px 26px;min-width:210px}.legal-main{padding:64px 0 100px}.hero{position:relative;overflow:hidden;padding:74px 0 72px;background:linear-gradient(180deg,#f8fbff,#f2f7ff 65%,#fff)}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(22,104,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(22,104,255,.055) 1px,transparent 1px);background-size:44px 44px}.hero-layout{position:relative;display:grid;grid-template-columns:.95fr 1.05fr;gap:52px;align-items:center}.eyebrow{display:inline-flex;color:#1769cf;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.hero h1,.page-title{margin:14px 0 18px;font-size:clamp(38px,5vw,62px);line-height:1.1;letter-spacing:-.04em;color:#10213b;font-weight:900}.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.lead,.hero-lead,.section-heading p{color:var(--muted);font-size:16px;line-height:1.85}.hero-actions,.row,.admin-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.hero-meta span,.download-meta span{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#536072;font-size:12px}.product-frame{border-radius:24px;background:linear-gradient(145deg,#0e2746,#13345e 55%,#1a2f63);box-shadow:0 34px 85px rgba(11,31,58,.25);color:#fff;overflow:hidden;border:1px solid rgba(120,170,255,.25)}.window-bar{height:42px;display:flex;align-items:center;gap:7px;padding:0 15px;border-bottom:1px solid rgba(255,255,255,.1)}.window-dot{width:9px;height:9px;border-radius:50%;background:#8aa0bc}.product-ui{padding:22px;display:grid;gap:16px}.mock-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:24px;color:#dbe7f6}.mock-line{height:8px;border-radius:99px;background:rgba(255,255,255,.16);margin:12px 0}.section{padding:90px 0;background:#fff}.section-heading{max-width:820px;margin-bottom:34px}.section-heading.center{text-align:center;margin-left:auto;margin-right:auto}.product-hero,.download-page-card,.product-card,.price-card,.policy-card,.account-section,.trial-status-card,.download-card-light,.legal-card,.purchase-note,.admin-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow)}.product-hero,.download-page-card{margin:0 auto 28px;padding:34px;border-radius:22px}.download-page-card{background:linear-gradient(135deg,#0c2240,#153d6d 55%,#1e3a8a);color:#fff}.download-page-card h1{color:#fff}.download-page-card p{color:#bed0e5}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.pricing-grid,.policy-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:24px}.product-card.selected{outline:2px solid rgba(22,104,255,.45)}.product-id{display:inline-flex;padding:5px 10px;border-radius:999px;background:#eef4ff;color:#1769cf;font-size:11px;font-weight:900}.product-meta{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.product-meta span{padding:5px 9px;border-radius:8px;background:#f3f6fb;color:#667085;font-size:11px}.price-value{font-size:30px;font-weight:900;margin:14px 0}.price-features{list-style:none;padding:0;margin:18px 0;display:grid;gap:10px;color:#475467}.price-features li:before{content:"✓";color:var(--ok);font-weight:900;margin-right:8px}.product-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.trial-state{margin:16px 0;padding:12px;border-radius:10px;background:#f8fafc;border:1px solid #eef1f5;color:#536072;font-size:12px}.account-section-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}.dashboard-head{display:flex;justify-content:space-between;gap:20px;align-items:center}.empty-state{text-align:center;padding:36px;color:#667085}.admin-shell{max-width:1320px;margin:0 auto}.admin-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:22px}.admin-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:18px}.admin-stat b{display:block;font-size:28px}.admin-table-wrap{overflow:auto}.admin-table{width:100%;border-collapse:separate;border-spacing:0;font-size:12px}.admin-table thead{background:#f8fafc}.admin-table th,.admin-table td{text-align:left;padding:11px 10px;border-bottom:1px solid #eef1f5;white-space:nowrap}.admin-form{display:grid;gap:12px}input,textarea,select{width:100%;padding:11px 12px;border-radius:9px;border:1px solid #d0d5dd;background:#fff;color:#1d2939}.log{min-height:120px;max-height:380px;overflow:auto;white-space:pre-wrap;background:#0b1f3a;color:#d8e7ff;border-radius:14px;padding:14px;font-family:Consolas,monospace;font-size:12px}.toast{position:fixed;right:22px;bottom:22px;z-index:100;max-width:380px;padding:13px 16px;border-radius:12px;border:1px solid #d6e6fb;background:#fff;color:#344054;box-shadow:var(--shadow);font-size:13px;opacity:0;transform:translateY(10px);pointer-events:none;transition:.25s}.toast.show{opacity:1;transform:translateY(0)}.site-footer{background:#0b1f3a;color:#9eb0c4;padding:26px 0}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:12px}.footer-links{display:flex;gap:14px;flex-wrap:wrap}.footer-links a:hover{color:#fff}.error-page{text-align:center;padding:70px 0}.error-page h1{font-size:96px;margin:0;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.download-card-light p,.log{overflow-wrap:anywhere;word-break:break-word}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(22,104,255,.35);outline-offset:3px}@media(max-width:980px){.nav-wrap{height:auto;min-height:68px;flex-wrap:wrap;padding:10px 0}.desktop-nav{display:flex;order:3;width:100%;gap:16px;overflow-x:auto;padding:0 0 8px;scrollbar-width:thin}.desktop-nav a{white-space:nowrap}.hero-layout,.product-grid,.pricing-grid,.policy-grid,.account-section-grid{grid-template-columns:1fr}.admin-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){:root{--shell:min(100% - 28px,1200px)}.hero h1,.page-title{font-size:36px}.legal-main{padding:34px 0 64px}.admin-head,.dashboard-head,.footer-bottom{flex-direction:column;align-items:flex-start}.admin-grid{grid-template-columns:1fr}.nav-actions .btn-secondary{display:none}.btn-xl{min-width:0;width:100%}}

/* YUCEN Agent homepage / WEB-02 */
body[data-page="home"]{--home-primary:#155eef;--home-primary-hover:#0f51d7;--home-text:#101828;--home-body:#475467;--home-muted:#667085;--home-line:#e7e9ee;--home-soft:#f7f8fa;--home-soft-blue:#f4f7ff;background:#fff;color:var(--home-text);line-height:1.6}
body[data-page="home"] .shell{width:min(1240px,calc(100% - 56px))}
body[data-page="home"] .btn{font-weight:700}
body[data-page="home"] .btn-primary{background:var(--home-primary);box-shadow:none;border-color:var(--home-primary)}
body[data-page="home"] .btn-primary:hover{background:var(--home-primary-hover);border-color:var(--home-primary-hover);transform:translateY(-1px)}
.home-site-header{height:64px;background:rgba(255,255,255,.92);border-bottom:1px solid rgba(231,233,238,.86);backdrop-filter:blur(14px)}
.home-nav{height:64px;display:flex;align-items:center;gap:34px}
.home-brand{display:inline-flex;align-items:center;color:var(--home-text)}
.home-brand-word{font-size:18px;font-weight:800;letter-spacing:.08em}
.home-desktop-nav{display:flex;align-items:center;gap:28px}
.home-desktop-nav a,.home-login-link{font-size:14px;color:#344054;transition:color .16s ease}
.home-desktop-nav a:hover,.home-login-link:hover{color:var(--home-primary)}
.home-nav-actions{margin-left:auto;display:flex;align-items:center;gap:18px}
.home-nav-cta{min-height:36px;padding:7px 16px;border-radius:9px;font-size:13px}
.home-mobile-menu{display:none;position:relative}
.home-mobile-menu summary{list-style:none;cursor:pointer;font-size:14px;font-weight:700;color:#344054}
.home-mobile-menu summary::-webkit-details-marker{display:none}
.home-mobile-menu-panel{position:absolute;top:34px;right:0;min-width:180px;padding:10px;background:#fff;border:1px solid var(--home-line);border-radius:12px;box-shadow:0 16px 36px rgba(16,24,40,.12);display:grid;gap:2px}
.home-mobile-menu-panel a{padding:9px 10px;border-radius:8px;color:#344054;font-size:14px}
.home-mobile-menu-panel a:hover{background:#f5f7fb}
.home-hero{position:relative;overflow:hidden;padding:92px 0 112px;background:#fff}
.home-hero:before{content:"";position:absolute;width:740px;height:420px;left:50%;top:200px;transform:translateX(-50%);background:radial-gradient(circle,rgba(79,112,255,.14),rgba(255,255,255,0) 68%);pointer-events:none}
.home-hero-inner{position:relative;text-align:center}
.home-eyebrow,.home-kicker{margin:0 0 16px;color:var(--home-primary);font-size:13px;font-weight:800;letter-spacing:.04em}
.home-hero h1{max-width:920px;margin:0 auto;font-size:clamp(52px,6.1vw,76px);line-height:1.04;letter-spacing:-.055em;font-weight:780;color:var(--home-text)}
.home-hero-lead{max-width:820px;margin:26px auto 0;color:var(--home-body);font-size:20px;line-height:1.75}
.home-proofline{margin:18px 0 0;color:var(--home-muted);font-size:14px}
.home-hero-actions{margin-top:30px;display:flex;align-items:center;justify-content:center;gap:24px}
.home-hero-actions .btn-xl{min-width:156px;min-height:50px;padding:12px 24px;border-radius:10px}
.home-text-link{display:inline-flex;align-items:center;gap:7px;color:#344054;font-size:15px;font-weight:700}
.home-text-link:hover{color:var(--home-primary)}
.home-product-shot{margin:0;overflow:hidden;background:#fff;border:1px solid #e3e7ee;border-radius:18px;box-shadow:0 30px 80px rgba(16,24,40,.12)}
.home-product-shot img{display:block;width:100%;height:auto}
.home-product-shot-hero{max-width:1160px;margin:64px auto 0}
.home-product-shot-detail{max-width:660px}
.home-section{padding:128px 0;background:#fff}
.home-split{display:grid;grid-template-columns:minmax(0,.82fr) minmax(520px,1.18fr);align-items:center;gap:84px}
.home-copy-block{max-width:520px}
.home-copy-block h2,.home-section-head h2,.home-pricing-heading h2,.home-final-cta h2,.home-story-copy h2{margin:0;color:var(--home-text);font-size:clamp(38px,4vw,50px);line-height:1.15;letter-spacing:-.035em;font-weight:740}
.home-copy-block>p:last-child,.home-story-copy>p,.home-pricing-heading>div>p:last-child{margin:22px 0 0;color:var(--home-body);font-size:17px;line-height:1.85}
.home-stories{padding-top:40px}
.home-story{min-height:560px;padding:96px 0;display:grid;grid-template-columns:minmax(360px,.78fr) minmax(520px,1.22fr);align-items:center;gap:88px;border-top:1px solid var(--home-line)}
.home-story-reverse .home-story-copy{order:2}
.home-story-reverse .home-story-shot{order:1}
.home-story-copy{max-width:500px}
.home-story-index{display:inline-flex;margin-bottom:20px;color:#98a2b3;font-size:13px;font-weight:800;letter-spacing:.08em}
.home-story-shot{box-shadow:0 22px 56px rgba(16,24,40,.09)}
.home-soft-section{background:var(--home-soft)}
.home-section-head{max-width:760px;margin-bottom:46px}
.home-section-head-center{text-align:center;margin-left:auto;margin-right:auto}
.home-scenario-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.home-scenario-grid article{padding:28px 26px;background:transparent;border-top:1px solid #d7dce5}
.home-scenario-grid h3{margin:0 0 12px;color:var(--home-text);font-size:21px;letter-spacing:-.02em}
.home-scenario-grid p{margin:0;color:var(--home-body);font-size:15px;line-height:1.75}
.home-workflow-section{background:#fff}
.home-workflow{counter-reset:none;list-style:none;margin:54px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--home-line);border-bottom:1px solid var(--home-line)}
.home-workflow li{padding:30px 28px 34px;border-right:1px solid var(--home-line)}
.home-workflow li:last-child{border-right:0}
.home-workflow li>span{display:flex;width:28px;height:28px;align-items:center;justify-content:center;margin-bottom:28px;border-radius:50%;background:#eef4ff;color:var(--home-primary);font-size:12px;font-weight:800}
.home-workflow strong{display:block;margin-bottom:10px;font-size:18px;color:var(--home-text)}
.home-workflow p{margin:0;color:var(--home-muted);font-size:14px;line-height:1.75}
.home-pricing-preview{background:var(--home-soft-blue)}
.home-pricing-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:48px;margin-bottom:42px}
.home-pricing-heading>div{max-width:760px}
.home-tier-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.home-tier-card{padding:34px;border:1px solid #dfe3ea;border-radius:16px;background:#fff}
.home-tier-card-pro{border-color:#c8d5ff;background:#fbfcff}
.home-tier-name{margin:0 0 12px;color:var(--home-primary);font-weight:800;font-size:13px}
.home-tier-card h3{margin:0;font-size:27px;letter-spacing:-.025em;color:var(--home-text)}
.home-tier-card>p:not(.home-tier-name):not(.home-tier-note){margin:12px 0 0;color:var(--home-body)}
.home-tier-card ul{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:11px;color:#344054;font-size:15px}
.home-tier-card li:before{content:"✓";margin-right:10px;color:var(--home-primary);font-weight:800}
.home-tier-note{margin:26px 0 0;padding-top:18px;border-top:1px solid var(--home-line);color:var(--home-muted);font-size:13px}
.home-final-cta{padding:132px 0;background:#101828;color:#fff;text-align:center}
.home-final-cta-inner{max-width:860px}
.home-final-cta .home-kicker{color:#8fb1ff}
.home-final-cta h2{color:#fff;font-size:clamp(40px,4.4vw,56px)}
.home-final-cta p:not(.home-kicker){max-width:650px;margin:22px auto 30px;color:#cfd5df;font-size:17px}
.home-final-cta .btn-primary{background:#fff;color:#101828;border-color:#fff}
.home-final-cta .btn-primary:hover{background:#eef2f7;border-color:#eef2f7}
.home-final-link{display:block;width:max-content;margin:16px auto 0;color:#cfd5df;font-size:14px}
.home-final-link:hover{color:#fff}
.home-footer{padding:30px 0;background:#0c111d;color:#98a2b3}
.home-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.home-footer strong{color:#fff;letter-spacing:.08em}
.home-footer nav{display:flex;gap:20px;flex-wrap:wrap;font-size:13px}
.home-footer a:hover{color:#fff}
@media(max-width:980px){body[data-page="home"] .shell{width:min(100% - 40px,1240px)}.home-desktop-nav{display:none}.home-login-link{display:none}.home-mobile-menu{display:block}.home-nav-actions{gap:14px}.home-hero{padding:76px 0 88px}.home-hero h1{font-size:clamp(46px,8vw,64px)}.home-hero-lead{font-size:18px}.home-section{padding:96px 0}.home-split,.home-story{grid-template-columns:1fr;gap:48px}.home-copy-block,.home-story-copy{max-width:720px}.home-product-shot-detail{max-width:none}.home-story{min-height:0;padding:72px 0}.home-story-reverse .home-story-copy,.home-story-reverse .home-story-shot{order:initial}.home-scenario-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-workflow{grid-template-columns:repeat(2,minmax(0,1fr))}.home-workflow li:nth-child(2){border-right:0}.home-workflow li:nth-child(-n+2){border-bottom:1px solid var(--home-line)}.home-pricing-heading{align-items:flex-start;flex-direction:column}.home-tier-grid{grid-template-columns:1fr}}
@media(max-width:620px){body[data-page="home"] .shell{width:min(100% - 28px,1240px)}.home-site-header,.home-nav{height:60px}.home-nav-cta{min-height:34px;padding:6px 12px}.home-mobile-menu summary{font-size:13px}.home-hero{padding:58px 0 72px}.home-hero:before{top:160px;width:520px;height:300px}.home-hero h1{font-size:42px;line-height:1.08}.home-hero-lead{margin-top:20px;font-size:16px}.home-hero-lead br{display:none}.home-proofline{font-size:12px}.home-hero-actions{margin-top:26px;flex-direction:column;gap:14px}.home-hero-actions .btn-xl{width:100%;min-width:0}.home-product-shot-hero{margin-top:44px;border-radius:12px;box-shadow:0 18px 42px rgba(16,24,40,.12)}.home-section{padding:76px 0}.home-copy-block h2,.home-section-head h2,.home-pricing-heading h2,.home-final-cta h2,.home-story-copy h2{font-size:32px}.home-copy-block>p:last-child,.home-story-copy>p,.home-pricing-heading>div>p:last-child{font-size:16px}.home-story{padding:58px 0;gap:32px}.home-product-shot{border-radius:12px}.home-scenario-grid{grid-template-columns:1fr}.home-scenario-grid article{padding:22px 0}.home-workflow{grid-template-columns:1fr}.home-workflow li{border-right:0;border-bottom:1px solid var(--home-line);padding:26px 18px}.home-workflow li:last-child{border-bottom:0}.home-tier-card{padding:26px 22px}.home-final-cta{padding:88px 0}.home-final-cta .btn-xl{width:100%;min-width:0}.home-footer-inner{align-items:flex-start;flex-direction:column}.home-footer nav{gap:14px 18px}}

/* YUCEN product pages / WEB-03 */
body[data-page="product-yucen-agent"],body[data-page="products"]{--home-primary:#155eef;--home-primary-hover:#0f51d7;--home-text:#101828;--home-body:#475467;--home-muted:#667085;--home-line:#e7e9ee;--home-soft:#f7f8fa;--home-soft-blue:#f4f7ff;background:#fff;color:var(--home-text);line-height:1.6}
body[data-page="product-yucen-agent"] .shell,body[data-page="products"] .shell{width:min(1240px,calc(100% - 56px))}
body[data-page="product-yucen-agent"] .btn-primary,body[data-page="products"] .btn-primary{background:var(--home-primary);box-shadow:none;border-color:var(--home-primary)}
body[data-page="product-yucen-agent"] .btn-primary:hover,body[data-page="products"] .btn-primary:hover{background:var(--home-primary-hover);border-color:var(--home-primary-hover);transform:translateY(-1px)}
.product-page-hero{padding:92px 0 104px;text-align:center;background:#fff}
.product-page-hero-inner>h1,.products-page-head h1{max-width:920px;margin:0 auto;color:var(--home-text);font-size:clamp(50px,5.7vw,72px);line-height:1.05;letter-spacing:-.05em;font-weight:760}
.product-page-hero-inner>p:not(.home-eyebrow){max-width:820px;margin:24px auto 0;color:var(--home-body);font-size:19px;line-height:1.8}
.product-page-actions{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:30px}
.product-page-actions .btn-xl{min-width:160px}
.product-page-main-shot{max-width:1160px;margin:62px auto 0}
.product-page-section{padding:112px 0;background:#fff}
.product-page-soft{background:var(--home-soft)}
.product-page-capability-grid{display:grid;grid-template-columns:minmax(360px,.8fr) minmax(520px,1.2fr);align-items:center;gap:86px}
.product-page-capability-reverse .product-page-copy{order:2}
.product-page-capability-reverse figure{order:1}
.product-page-copy{max-width:520px}
.product-page-copy h2,.product-page-price-inner h2{margin:0;color:var(--home-text);font-size:clamp(38px,4vw,48px);line-height:1.16;letter-spacing:-.035em}
.product-page-copy>p:last-child,.product-page-price-inner p{margin:20px 0 0;color:var(--home-body);font-size:17px;line-height:1.85}
.product-page-usage{background:#fff}
.product-page-usage-list{border-top:1px solid var(--home-line)}
.product-page-usage-list article{display:grid;grid-template-columns:72px 1fr;gap:22px;padding:28px 0;border-bottom:1px solid var(--home-line)}
.product-page-usage-list article>span{color:#98a2b3;font-size:13px;font-weight:800;letter-spacing:.08em}
.product-page-usage-list h3{margin:0;color:var(--home-text);font-size:21px}
.product-page-usage-list p{margin:7px 0 0;color:var(--home-body);font-size:15px;line-height:1.75}
.product-page-price-summary{padding:96px 0;background:var(--home-soft-blue)}
.product-page-price-inner{display:flex;align-items:center;justify-content:space-between;gap:56px}
.product-page-price-inner>div{max-width:790px}
.product-page-price-inner .btn{flex:0 0 auto}
.products-page-hero{padding:92px 0 48px;background:#fff}
.products-page-head{max-width:820px}
.products-page-head h1{margin-left:0;text-align:left;font-size:clamp(48px,5vw,68px)}
.products-page-head>p:last-child{max-width:720px;margin:22px 0 0;color:var(--home-body);font-size:18px;line-height:1.8}
.products-page-main{padding:32px 0 116px;background:#fff}
.products-page-banner{display:grid;grid-template-columns:minmax(360px,.78fr) minmax(520px,1.22fr);gap:72px;align-items:center;padding:54px;background:var(--home-soft);border:1px solid var(--home-line);border-radius:20px}
.products-page-copy h2{margin:0;color:var(--home-text);font-size:42px;line-height:1.15;letter-spacing:-.035em}
.products-page-copy>p{margin:18px 0 0;color:var(--home-body);font-size:16px;line-height:1.8}
.products-page-copy ul{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:10px;color:#344054;font-size:15px}
.products-page-copy li:before{content:"✓";margin-right:10px;color:var(--home-primary);font-weight:800}
.products-page-actions{display:flex;align-items:center;gap:22px;margin-top:28px}
.products-page-shot{box-shadow:0 20px 54px rgba(16,24,40,.09)}
@media(max-width:980px){body[data-page="product-yucen-agent"] .shell,body[data-page="products"] .shell{width:min(100% - 40px,1240px)}.product-page-hero{padding:76px 0 84px}.product-page-section{padding:88px 0}.product-page-capability-grid,.products-page-banner{grid-template-columns:1fr;gap:46px}.product-page-capability-reverse .product-page-copy,.product-page-capability-reverse figure{order:initial}.product-page-copy{max-width:720px}.product-page-price-inner{align-items:flex-start;flex-direction:column}.products-page-banner{padding:40px}.products-page-head{max-width:none}}
@media(max-width:620px){body[data-page="product-yucen-agent"] .shell,body[data-page="products"] .shell{width:min(100% - 28px,1240px)}.product-page-hero{padding:58px 0 68px}.product-page-hero-inner>h1,.products-page-head h1{font-size:40px}.product-page-hero-inner>p:not(.home-eyebrow){font-size:16px}.product-page-actions{flex-direction:column;gap:14px}.product-page-actions .btn-xl{width:100%}.product-page-main-shot{margin-top:44px}.product-page-section{padding:72px 0}.product-page-copy h2,.product-page-price-inner h2{font-size:32px}.product-page-copy>p:last-child,.product-page-price-inner p{font-size:16px}.product-page-usage-list article{grid-template-columns:46px 1fr}.product-page-price-summary{padding:72px 0}.product-page-price-inner .btn{width:100%}.products-page-hero{padding:58px 0 26px}.products-page-main{padding:24px 0 76px}.products-page-banner{padding:24px 20px;border-radius:14px;gap:32px}.products-page-copy h2{font-size:32px}.products-page-actions{align-items:flex-start;flex-direction:column}}

/* Pricing, free-use and download pages / WEB-04 */
body[data-page="purchase"],body[data-page="trial"],body[data-page="download"]{--home-primary:#155eef;--home-primary-hover:#0f51d7;--home-text:#101828;--home-body:#475467;--home-muted:#667085;--home-line:#e7e9ee;--home-soft:#f7f8fa;--home-soft-blue:#f4f7ff;background:#fff;color:var(--home-text);line-height:1.6}
body[data-page="purchase"] .shell,body[data-page="trial"] .shell,body[data-page="download"] .shell{width:min(1240px,calc(100% - 56px))}
body[data-page="purchase"] .btn-primary,body[data-page="trial"] .btn-primary,body[data-page="download"] .btn-primary{background:var(--home-primary);box-shadow:none;border-color:var(--home-primary)}
.pricing-page-hero,.trial-page-hero,.download-public-hero{padding:92px 0 72px;background:#fff}
.pricing-page-head,.trial-page-head,.download-public-head{max-width:900px}
.pricing-page-head h1,.trial-page-head h1,.download-public-head h1{margin:0;color:var(--home-text);font-size:clamp(50px,5.6vw,72px);line-height:1.06;letter-spacing:-.05em;font-weight:760}
.pricing-page-head>p:not(.home-kicker),.trial-page-head>p:not(.home-kicker),.download-public-head>p:not(.home-kicker){max-width:760px;margin:24px 0 0;color:var(--home-body);font-size:18px;line-height:1.8}
.pricing-free-rule{margin-top:30px;max-width:800px;padding:20px 22px;border:1px solid #dfe6fb;border-radius:14px;background:var(--home-soft-blue);display:grid;gap:5px}
.pricing-free-rule strong{font-size:15px;color:#233876}.pricing-free-rule span{font-size:14px;color:var(--home-body)}
.pricing-page-main{padding:28px 0 112px;background:#fff}
.pricing-version-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.pricing-version-card{display:flex;flex-direction:column;padding:36px;border:1px solid #dfe3ea;border-radius:18px;background:#fff}
.pricing-version-card-pro{border-color:#bdccff;background:#fbfcff}
.pricing-version-name{margin:0 0 12px;color:var(--home-primary);font-size:13px;font-weight:800}
.pricing-version-card h2{margin:0;color:var(--home-text);font-size:30px;line-height:1.2;letter-spacing:-.025em}
.pricing-card-top>p:last-child{margin:12px 0 0;color:var(--home-body);font-size:15px;line-height:1.75}
.pricing-price-block{margin-top:28px;padding:20px 0;border-top:1px solid var(--home-line);border-bottom:1px solid var(--home-line);display:grid;gap:5px}
.pricing-price-block strong{font-size:18px;color:var(--home-text)}.pricing-price-block span{font-size:13px;color:var(--home-muted)}
.pricing-version-card ul{list-style:none;margin:26px 0 30px;padding:0;display:grid;gap:12px;color:#344054;font-size:15px}
.pricing-version-card li:before{content:"✓";margin-right:10px;color:var(--home-primary);font-weight:800}.pricing-card-action{margin-top:auto;width:100%}
.pricing-version-card button:disabled{opacity:.72;cursor:not-allowed;background:#7b8fbc;border-color:#7b8fbc}.pricing-purchase-actions{margin-top:auto;display:grid;gap:10px}.pricing-purchase-actions .pricing-card-action{margin-top:0}
.pricing-payment-note{margin:18px 0 0;color:var(--home-muted);font-size:13px;text-align:center}
.pricing-compare-section{padding:112px 0 40px}.pricing-table-wrap{overflow:auto;border:1px solid var(--home-line);border-radius:14px}.pricing-table{width:100%;min-width:720px;border-collapse:collapse;background:#fff}.pricing-table th,.pricing-table td{padding:16px 18px;border-bottom:1px solid var(--home-line);text-align:left;font-size:14px}.pricing-table th{background:#f8fafc;color:#344054;font-weight:800}.pricing-table td{color:var(--home-body)}.pricing-table tr:last-child td{border-bottom:0}.pricing-table th:nth-child(n+2),.pricing-table td:nth-child(n+2){text-align:center}
.pricing-model-note{max-width:860px;margin:64px 0 0;padding-top:32px;border-top:1px solid var(--home-line)}.pricing-model-note h2{margin:0;font-size:28px;color:var(--home-text)}.pricing-model-note p{margin:14px 0 0;color:var(--home-body);line-height:1.85}
.trial-page-actions,.download-public-actions{display:flex;align-items:center;gap:24px;margin-top:30px}.trial-page-actions .btn-xl,.download-public-actions .btn-xl{min-width:180px}
.trial-page-main,.download-public-main{padding:32px 0 112px;background:#fff}
.trial-rule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--home-line);border-bottom:1px solid var(--home-line)}
.trial-rule-grid article{padding:30px 24px;border-right:1px solid var(--home-line)}.trial-rule-grid article:last-child{border-right:0}.trial-rule-grid span{display:block;margin-bottom:28px;color:#98a2b3;font-size:13px;font-weight:800;letter-spacing:.08em}.trial-rule-grid h2{margin:0;color:var(--home-text);font-size:20px}.trial-rule-grid p{margin:10px 0 0;color:var(--home-body);font-size:14px;line-height:1.75}
.trial-status-preview{margin-top:88px;padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:48px;background:var(--home-soft-blue);border:1px solid #dfe6fb;border-radius:16px}.trial-status-preview>div{max-width:760px}.trial-status-preview h2{margin:0;font-size:34px;letter-spacing:-.03em}.trial-status-preview p:not(.home-kicker){margin:14px 0 0;color:var(--home-body);line-height:1.8}.trial-page-safety{max-width:860px;margin:88px 0 0}.trial-page-safety h2{margin:0;font-size:34px;letter-spacing:-.03em}.trial-page-safety p{margin:16px 0 0;color:var(--home-body);font-size:16px;line-height:1.85}
.download-release-card{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:38px 40px;background:var(--home-soft);border:1px solid var(--home-line);border-radius:16px;min-width:0}.download-release-card>div:first-child{max-width:760px;min-width:0;width:100%}.download-platform{margin:0;color:var(--home-primary);font-size:13px;font-weight:800}.download-release-card h2{margin:8px 0 0;font-size:34px;color:var(--home-text)}.download-release-card>div:first-child>p:last-child{margin:12px 0 0;color:var(--home-body);line-height:1.8;overflow-wrap:anywhere;word-break:break-word}.download-release-status{flex:0 0 auto;display:grid;gap:5px;text-align:right}.download-release-status span{color:var(--home-muted);font-size:12px}.download-release-status strong{color:#344054;font-size:17px}
.download-check-section{padding:96px 0 40px}.download-check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.download-check-grid article{padding-top:22px;border-top:1px solid var(--home-line)}.download-check-grid h3{margin:0;font-size:20px}.download-check-grid p{margin:10px 0 0;color:var(--home-body);font-size:14px;line-height:1.75}.download-verify-details{max-width:840px;margin-top:38px;border-top:1px solid var(--home-line);border-bottom:1px solid var(--home-line)}.download-verify-details summary{padding:18px 0;cursor:pointer;color:#344054;font-weight:700}.download-verify-details div{padding:0 0 18px;color:var(--home-body);font-size:14px}.download-verify-details p,.download-verify-details code{overflow-wrap:anywhere;word-break:break-word}.download-verify-details code{word-break:break-all}
@media(max-width:980px){body[data-page="purchase"] .shell,body[data-page="trial"] .shell,body[data-page="download"] .shell{width:min(100% - 40px,1240px)}.pricing-page-hero,.trial-page-hero,.download-public-hero{padding:76px 0 58px}.pricing-version-grid{grid-template-columns:1fr}.trial-rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.trial-rule-grid article:nth-child(2){border-right:0}.trial-rule-grid article:nth-child(-n+2){border-bottom:1px solid var(--home-line)}.trial-status-preview,.download-release-card{align-items:flex-start;flex-direction:column}.download-release-status{text-align:left}.download-check-grid{grid-template-columns:1fr}}
@media(max-width:620px){body[data-page="purchase"] .shell,body[data-page="trial"] .shell,body[data-page="download"] .shell{width:min(100% - 28px,1240px)}.pricing-page-hero,.trial-page-hero,.download-public-hero{padding:58px 0 48px}.pricing-page-head h1,.trial-page-head h1,.download-public-head h1{font-size:40px}.pricing-page-head>p:not(.home-kicker),.trial-page-head>p:not(.home-kicker),.download-public-head>p:not(.home-kicker){font-size:16px}.pricing-page-main,.trial-page-main,.download-public-main{padding:24px 0 76px}.pricing-version-card{padding:28px 22px}.pricing-compare-section{padding-top:76px}.trial-page-actions,.download-public-actions{align-items:flex-start;flex-direction:column;gap:14px}.trial-page-actions .btn-xl,.download-public-actions .btn-xl{width:100%}.trial-rule-grid{grid-template-columns:1fr}.trial-rule-grid article{border-right:0;border-bottom:1px solid var(--home-line);padding:26px 8px}.trial-rule-grid article:nth-child(2){border-bottom:1px solid var(--home-line)}.trial-rule-grid article:last-child{border-bottom:0}.trial-status-preview{margin-top:64px;padding:28px 22px}.trial-status-preview .btn{width:100%}.trial-status-preview h2,.trial-page-safety h2{font-size:28px}.trial-page-safety{margin-top:64px}.download-release-card{padding:28px 22px}.download-check-section{padding-top:72px}}

/* WEB-02~06 premium visual pass */
body[data-page="home"],
body[data-page="product-yucen-agent"],
body[data-page="products"],
body[data-page="purchase"],
body[data-page="trial"],
body[data-page="download"]{
  --home-primary:#1457e8;
  --home-primary-hover:#0f46c4;
  --home-ink:#0b1220;
  --home-text:#101828;
  --home-body:#42526b;
  --home-muted:#6b778c;
  --home-line:#e5e9f2;
  --home-soft:#f7f9fc;
  --home-soft-blue:#f2f6ff;
  --home-cyan:#0ea5e9;
  --home-green:#17a673;
  background:#fff;
  color:var(--home-text);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body[data-page="home"] .shell,
body[data-page="product-yucen-agent"] .shell,
body[data-page="products"] .shell,
body[data-page="purchase"] .shell,
body[data-page="trial"] .shell,
body[data-page="download"] .shell{width:min(1260px,calc(100% - 64px))}
.home-site-header{
  height:66px;
  background:rgba(255,255,255,.88);
  border-bottom:1px solid rgba(222,228,238,.82);
  box-shadow:0 1px 0 rgba(16,24,40,.02);
  backdrop-filter:blur(18px) saturate(1.18);
}
.home-nav{height:66px;gap:38px}
.home-brand-word{font-size:19px;font-weight:900;letter-spacing:.075em;color:#0b1220}
.home-desktop-nav{gap:32px}
.home-desktop-nav a,.home-login-link{color:#2f3b52;font-weight:650}
.home-nav-cta{border-radius:999px;padding:8px 18px}
.btn{transition:background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease}
body[data-page="home"] .btn-primary,
body[data-page="product-yucen-agent"] .btn-primary,
body[data-page="products"] .btn-primary,
body[data-page="purchase"] .btn-primary,
body[data-page="trial"] .btn-primary,
body[data-page="download"] .btn-primary{
  background:var(--home-primary);
  border-color:var(--home-primary);
  box-shadow:0 12px 28px rgba(20,87,232,.18);
}
body[data-page="home"] .btn-primary:hover,
body[data-page="product-yucen-agent"] .btn-primary:hover,
body[data-page="products"] .btn-primary:hover,
body[data-page="purchase"] .btn-primary:hover,
body[data-page="trial"] .btn-primary:hover,
body[data-page="download"] .btn-primary:hover{
  background:var(--home-primary-hover);
  border-color:var(--home-primary-hover);
  box-shadow:0 16px 34px rgba(20,87,232,.24);
  transform:translateY(-1px);
}
.btn-xl{min-height:54px;border-radius:13px}
.home-kicker,.home-eyebrow,.pricing-version-name,.download-platform{
  color:var(--home-primary);
  letter-spacing:.06em;
  font-weight:850;
}
.home-text-link{
  color:#1f2a44;
  font-weight:760;
  border-bottom:1px solid rgba(20,87,232,.18);
}
.home-text-link:hover{color:var(--home-primary);border-color:rgba(20,87,232,.45)}
.home-hero,.product-page-hero,.pricing-page-hero,.trial-page-hero,.download-public-hero{
  background:
    linear-gradient(180deg,#f8fbff 0%,#fff 48%,#f8fafc 100%),
    linear-gradient(90deg,rgba(20,87,232,.05) 1px,transparent 1px),
    linear-gradient(180deg,rgba(20,87,232,.04) 1px,transparent 1px);
  background-size:auto,72px 72px,72px 72px;
}
.home-hero{
  padding:78px 0 94px;
}
.home-hero:before{
  width:100%;
  height:520px;
  left:0;
  top:auto;
  bottom:0;
  transform:none;
  background:linear-gradient(180deg,rgba(20,87,232,0),rgba(20,87,232,.08) 48%,rgba(15,23,42,.05));
  pointer-events:none;
}
.home-hero h1,.product-page-hero-inner>h1,.products-page-head h1,.pricing-page-head h1,.trial-page-head h1,.download-public-head h1{
  color:var(--home-ink);
  font-weight:820;
  letter-spacing:-.045em;
}
.home-hero h1{
  max-width:960px;
  font-size:clamp(54px,5.65vw,74px);
}
.home-hero-lead{
  max-width:790px;
  margin-top:24px;
  color:#344054;
  font-size:20px;
}
.home-proofline{
  display:inline-flex;
  margin-top:22px;
  padding:8px 14px;
  border:1px solid rgba(20,87,232,.12);
  border-radius:999px;
  background:rgba(255,255,255,.72);
  color:#475467;
  box-shadow:0 8px 26px rgba(15,23,42,.04);
}
.home-hero-actions{margin-top:28px}
.home-product-shot{
  position:relative;
  padding:10px;
  border:1px solid rgba(202,211,226,.9);
  border-radius:26px;
  background:linear-gradient(180deg,#fff,#f5f7fb);
  box-shadow:0 34px 84px rgba(15,23,42,.13),0 1px 0 rgba(255,255,255,.9) inset;
}
.home-product-shot img{
  border:1px solid rgba(226,232,240,.92);
  border-radius:18px;
  background:#fff;
}
.home-product-shot-hero,.product-page-main-shot{
  max-width:1180px;
  margin-top:52px;
  box-shadow:0 42px 100px rgba(15,23,42,.16),0 18px 44px rgba(20,87,232,.08);
}
.home-product-shot-hero:after,.product-page-main-shot:after,.products-page-shot:after{
  content:"";
  position:absolute;
  left:9%;
  right:9%;
  bottom:-22px;
  height:28px;
  border-radius:50%;
  background:rgba(15,23,42,.12);
  filter:blur(18px);
  z-index:-1;
}
.home-section{padding:120px 0}
.home-intro,.product-page-soft,.home-pricing-preview,.trial-page-main,.download-public-main{
  background:linear-gradient(180deg,#fff 0%,#f8fafc 100%);
}
.home-copy-block h2,.home-section-head h2,.home-pricing-heading h2,.home-final-cta h2,.home-story-copy h2,.product-page-copy h2,.product-page-price-inner h2{
  color:var(--home-ink);
  font-weight:780;
  letter-spacing:-.036em;
}
.home-split,.product-page-capability-grid{gap:78px}
.home-story{
  min-height:520px;
  border-top:1px solid rgba(229,233,242,.92);
}
.home-story-index,.product-page-usage-list article>span,.trial-rule-grid span{
  color:#9aa6b8;
}
.home-soft-section{
  background:#f7f9fc;
}
.home-scenario-grid{gap:18px}
.home-scenario-grid article{
  min-height:178px;
  padding:28px 26px;
  border:1px solid #e5e9f2;
  border-radius:18px;
  background:#fff;
  box-shadow:0 14px 32px rgba(15,23,42,.045);
}
.home-scenario-grid article:before,.download-check-grid article:before{
  content:"";
  display:block;
  width:30px;
  height:3px;
  margin-bottom:22px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--home-primary),var(--home-cyan));
}
.home-workflow{
  overflow:hidden;
  border:1px solid var(--home-line);
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 42px rgba(15,23,42,.05);
}
.home-workflow li{border-color:var(--home-line)}
.home-workflow li>span{
  background:#edf4ff;
  color:var(--home-primary);
}
.home-tier-card,.pricing-version-card{
  border-radius:22px;
  border-color:#e0e6f0;
  box-shadow:0 18px 46px rgba(15,23,42,.055);
}
.home-tier-card-pro,.pricing-version-card-pro{
  border-color:#b8c9ff;
  background:linear-gradient(180deg,#fbfdff,#f5f8ff);
  box-shadow:0 24px 58px rgba(20,87,232,.105);
}
.home-tier-card h3,.pricing-version-card h2{color:var(--home-ink)}
.home-final-cta{
  background:
    linear-gradient(135deg,#07111f 0%,#101828 46%,#132a50 100%);
}
.home-final-cta .btn-primary{
  background:#fff;
  border-color:#fff;
  color:#0b1220;
  box-shadow:0 18px 40px rgba(0,0,0,.18);
}
.home-footer{background:#070d18}
.product-page-hero{padding:82px 0 96px}
.product-page-hero-inner>h1{font-size:clamp(52px,5.3vw,70px)}
.products-page-hero{padding:82px 0 44px;background:linear-gradient(180deg,#f8fbff 0%,#fff 100%)}
.products-page-banner{
  border-radius:28px;
  border-color:#dde5f1;
  background:linear-gradient(135deg,#f8fbff,#fff 58%,#f3f7ff);
  box-shadow:0 28px 70px rgba(15,23,42,.08);
}
.pricing-page-hero,.trial-page-hero,.download-public-hero{padding:82px 0 64px}
.pricing-page-head,.trial-page-head,.download-public-head{max-width:960px}
.pricing-free-rule,.trial-status-preview,.download-release-card{
  border-radius:22px;
  border-color:#dce6fb;
  background:linear-gradient(135deg,#f5f8ff,#fff);
  box-shadow:0 18px 42px rgba(20,87,232,.06);
}
.pricing-page-main{background:linear-gradient(180deg,#fff 0%,#f8fafc 100%)}
.pricing-version-grid{align-items:stretch}
.pricing-version-card{padding:38px}
.pricing-price-block{
  border-color:#e8edf5;
}
.pricing-table-wrap{
  border-radius:20px;
  box-shadow:0 18px 44px rgba(15,23,42,.045);
}
.pricing-table th{background:#f5f7fb;color:#24324a}
.trial-rule-grid{
  overflow:hidden;
  border:1px solid var(--home-line);
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 42px rgba(15,23,42,.045);
}
.trial-rule-grid article{padding:32px 28px}
.download-release-card{
  background:linear-gradient(135deg,#f7faff,#fff);
}
.download-release-status{
  padding:14px 18px;
  border:1px solid #dce6fb;
  border-radius:16px;
  background:#fff;
}
.download-check-grid article{
  padding:26px 24px;
  border:1px solid var(--home-line);
  border-radius:18px;
  background:#fff;
  box-shadow:0 14px 32px rgba(15,23,42,.04);
}

/* Motion layer: restrained product-tech feel */
@keyframes yucen-aurora-shift{
  0%{transform:translate3d(-4%,0,0) scale(1);opacity:.72}
  50%{transform:translate3d(4%,-2%,0) scale(1.04);opacity:1}
  100%{transform:translate3d(-4%,0,0) scale(1);opacity:.72}
}
@keyframes yucen-grid-drift{
  0%{background-position:0 0,0 0,0 0}
  100%{background-position:0 0,72px 72px,72px 72px}
}
@keyframes yucen-shot-float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}
@keyframes yucen-scan-line{
  0%{transform:translateX(-140%) skewX(-18deg);opacity:0}
  18%{opacity:.65}
  42%{opacity:.38}
  100%{transform:translateX(180%) skewX(-18deg);opacity:0}
}
@keyframes yucen-pulse-dot{
  0%,100%{box-shadow:0 0 0 0 rgba(20,87,232,.26)}
  50%{box-shadow:0 0 0 9px rgba(20,87,232,0)}
}
@keyframes yucen-line-flow{
  0%{background-position:0 0}
  100%{background-position:160px 0}
}
@keyframes yucen-chip-float{
  0%,100%{transform:translate3d(0,0,0)}
  50%{transform:translate3d(0,-8px,0)}
}
.home-tech-signals{
  position:absolute;
  inset:0;
  z-index:4;
  pointer-events:none;
}
.home-tech-chip{
  position:absolute;
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:34px;
  padding:8px 13px;
  border:1px solid rgba(195,210,235,.82);
  border-radius:999px;
  background:rgba(255,255,255,.78);
  color:#24324a;
  font-size:12px;
  font-weight:780;
  box-shadow:0 16px 36px rgba(15,23,42,.12);
  backdrop-filter:blur(14px);
  animation:yucen-chip-float 5.5s ease-in-out infinite;
}
.home-tech-chip:before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--home-green);
  box-shadow:0 0 0 4px rgba(23,166,115,.12),0 0 18px rgba(23,166,115,.46);
}
.home-tech-chip-a{left:28px;top:26px}
.home-tech-chip-b{right:34px;top:25%}
.home-tech-chip-c{left:9%;bottom:28px;animation-delay:1.1s}
.home-hero,.product-page-hero,.pricing-page-hero,.trial-page-hero,.download-public-hero{
  position:relative;
  overflow:hidden;
  animation:yucen-grid-drift 18s linear infinite;
}
.home-hero:after,.product-page-hero:after,.pricing-page-hero:after,.trial-page-hero:after,.download-public-hero:after{
  content:"";
  position:absolute;
  inset:auto -18% -34% -18%;
  height:58%;
  pointer-events:none;
  background:
    radial-gradient(circle at 26% 54%,rgba(20,87,232,.18),transparent 34%),
    radial-gradient(circle at 72% 42%,rgba(14,165,233,.13),transparent 30%),
    radial-gradient(circle at 52% 74%,rgba(23,166,115,.08),transparent 26%);
  filter:blur(18px);
  animation:yucen-aurora-shift 10s ease-in-out infinite;
}
.home-hero-inner,.product-page-hero-inner,.pricing-page-head,.trial-page-head,.download-public-head{
  position:relative;
  z-index:1;
}
.home-product-shot{
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.home-product-shot:before{
  content:"";
  position:absolute;
  inset:10px;
  z-index:2;
  pointer-events:none;
  border-radius:18px;
  background:linear-gradient(100deg,transparent 0%,rgba(255,255,255,.05) 36%,rgba(255,255,255,.42) 48%,rgba(20,87,232,.09) 52%,transparent 66%);
  mix-blend-mode:screen;
  animation:yucen-scan-line 6.8s ease-in-out infinite;
}
.home-product-shot-hero,.product-page-main-shot{
  animation:yucen-shot-float 8s ease-in-out infinite;
}
.home-product-shot:hover{
  transform:translateY(-4px);
  border-color:#c8d5ea;
  box-shadow:0 40px 100px rgba(15,23,42,.16),0 20px 48px rgba(20,87,232,.10);
}
.home-scenario-grid article,.home-tier-card,.pricing-version-card,.download-check-grid article,.trial-rule-grid article{
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.home-scenario-grid article:hover,.home-tier-card:hover,.pricing-version-card:hover,.download-check-grid article:hover{
  transform:translateY(-5px);
  border-color:#cbd7ea;
  box-shadow:0 22px 54px rgba(15,23,42,.075);
}
.home-workflow li,.trial-rule-grid article{
  position:relative;
}
.home-workflow li>span,.trial-rule-grid span{
  animation:yucen-pulse-dot 3.4s ease-in-out infinite;
}
.home-workflow li:after{
  content:"";
  position:absolute;
  left:56px;
  right:0;
  top:44px;
  height:1px;
  background:linear-gradient(90deg,rgba(20,87,232,0),rgba(20,87,232,.42),rgba(14,165,233,0));
  background-size:160px 1px;
  animation:yucen-line-flow 4.8s linear infinite;
  opacity:.55;
}
.home-workflow li:last-child:after{display:none}
.btn-primary{
  position:relative;
  overflow:hidden;
}
.btn-primary:after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(110deg,transparent 0%,rgba(255,255,255,.22) 42%,transparent 58%);
  transform:translateX(-120%);
  transition:transform .58s ease;
}
.btn-primary:hover:after{transform:translateX(120%)}
.home-final-cta{
  position:relative;
  overflow:hidden;
}
.home-final-cta:before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.34;
  background:
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(180deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  animation:yucen-grid-drift 20s linear infinite;
}
.home-final-cta-inner{position:relative;z-index:1}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    scroll-behavior:auto!important;
    transition-duration:.001ms!important;
  }
}
@media(max-width:1120px){
  .products-page-banner,.product-page-capability-grid,.home-split{
    grid-template-columns:1fr;
    gap:48px;
  }
  .product-page-capability-reverse .product-page-copy,
  .product-page-capability-reverse figure{
    order:initial;
  }
  .products-page-shot,.home-product-shot-detail{
    max-width:none;
  }
}
@media(max-width:980px){
  body[data-page="home"] .shell,
  body[data-page="product-yucen-agent"] .shell,
  body[data-page="products"] .shell,
  body[data-page="purchase"] .shell,
  body[data-page="trial"] .shell,
  body[data-page="download"] .shell{width:min(100% - 40px,1260px)}
  .home-product-shot{padding:8px;border-radius:22px}
  .home-product-shot img{border-radius:15px}
  .home-workflow,.trial-rule-grid{border-radius:18px}
  .home-tech-chip{font-size:11px;min-height:31px;padding:7px 11px}
  .home-tech-chip-b{right:18px}
}
@media(max-width:620px){
  body[data-page="home"] .shell,
  body[data-page="product-yucen-agent"] .shell,
  body[data-page="products"] .shell,
  body[data-page="purchase"] .shell,
  body[data-page="trial"] .shell,
  body[data-page="download"] .shell{width:min(100% - 28px,1260px)}
  .home-site-header,.home-nav{height:60px}
  .home-brand-word{font-size:17px}
  .home-nav-actions{gap:12px}
  .home-nav-cta{padding:6px 11px}
  .home-hero{padding:50px 0 68px}
  .home-hero h1,.product-page-hero-inner>h1,.products-page-head h1,.pricing-page-head h1,.trial-page-head h1,.download-public-head h1{
    font-size:38px;
    letter-spacing:-.03em;
  }
  .home-hero-lead{font-size:16px;line-height:1.72}
  .home-proofline{font-size:12px}
  .home-product-shot{padding:6px;border-radius:16px}
  .home-product-shot img{border-radius:11px}
  .home-tech-signals{display:none}
  .home-product-shot-hero,.product-page-main-shot{margin-top:36px}
  .home-scenario-grid article,.download-check-grid article{border-radius:16px}
  .home-tier-card,.pricing-version-card{border-radius:18px}
  .pricing-version-card{padding:26px 20px}
}

/* YUCEN homepage / domestic product benchmark revision */
body[data-page="home"]{
  --launch-bg:#06080d;
  --launch-panel:#0d1119;
  --launch-line:rgba(255,255,255,.12);
  --launch-text:#f7f9fc;
  --launch-muted:#aab2c0;
  --launch-accent:#54efb2;
  --launch-cyan:#53c8ff;
}
body[data-page="home"] .home-site-header{
  background:rgba(6,8,13,.86);
  border-bottom-color:rgba(255,255,255,.09);
  box-shadow:none;
  backdrop-filter:blur(20px) saturate(1.2);
}
body[data-page="home"] .home-brand-word,
body[data-page="home"] .home-desktop-nav a,
body[data-page="home"] .home-login-link,
body[data-page="home"] .home-mobile-menu summary{color:#f6f8fb}
body[data-page="home"] .home-brand-word{display:flex;align-items:center;gap:12px}
body[data-page="home"] .home-brand-word:before{
  content:"";
  width:18px;
  height:18px;
  border:1px solid rgba(84,239,178,.72);
  background:
    linear-gradient(90deg,transparent 42%,var(--launch-accent) 42% 58%,transparent 58%),
    linear-gradient(transparent 42%,var(--launch-accent) 42% 58%,transparent 58%);
  box-shadow:0 0 24px rgba(84,239,178,.26);
}
body[data-page="home"] .home-desktop-nav a,
body[data-page="home"] .home-login-link{color:#aeb6c4}
body[data-page="home"] .home-desktop-nav a:hover,
body[data-page="home"] .home-login-link:hover{color:#fff}
body[data-page="home"] .home-nav-cta{
  background:var(--launch-accent);
  border-color:var(--launch-accent);
  color:#07110d;
  box-shadow:none;
}
body[data-page="home"] .home-nav-cta:hover{
  background:#7bf6c7;
  border-color:#7bf6c7;
  color:#07110d;
}
body[data-page="home"] .home-hero{
  min-height:calc(100vh - 66px);
  padding:70px 0 86px;
  background:var(--launch-bg);
  color:var(--launch-text);
  animation:none;
}
body[data-page="home"] .home-hero:before{
  inset:0;
  width:auto;
  height:auto;
  transform:none;
  background:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.92),transparent 78%);
  animation:yucen-launch-grid 22s linear infinite;
}
body[data-page="home"] .home-hero:after{
  inset:0;
  height:auto;
  background:
    linear-gradient(115deg,transparent 12%,rgba(83,200,255,.08) 33%,transparent 47%),
    linear-gradient(180deg,transparent 55%,rgba(84,239,178,.055));
  filter:none;
  animation:yucen-launch-beam 10s ease-in-out infinite;
}
body[data-page="home"] .home-hero-inner{z-index:2}
body[data-page="home"] .home-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:20px;
  color:#c0c7d2;
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
}
body[data-page="home"] .home-eyebrow span{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--launch-accent);
  box-shadow:0 0 0 6px rgba(84,239,178,.10),0 0 20px rgba(84,239,178,.56);
  animation:yucen-launch-pulse 2.6s ease-in-out infinite;
}
body[data-page="home"] .home-hero h1{
  max-width:1000px;
  color:var(--launch-text);
  font-size:clamp(52px,5.5vw,78px);
  font-weight:760;
  line-height:1.06;
  letter-spacing:0;
}
body[data-page="home"] .home-hero h1 span{
  display:inline-block;
  color:var(--launch-accent);
}
body[data-page="home"] .home-hero-lead{
  max-width:720px;
  margin-top:22px;
  color:var(--launch-muted);
  font-size:18px;
  line-height:1.75;
}
body[data-page="home"] .home-hero-actions{margin-top:28px;gap:28px}
body[data-page="home"] .home-hero-actions .btn-primary{
  min-width:148px;
  min-height:48px;
  padding:11px 24px;
  border-radius:4px;
  background:var(--launch-accent);
  border-color:var(--launch-accent);
  color:#07110d;
  box-shadow:0 12px 34px rgba(84,239,178,.14);
}
body[data-page="home"] .home-hero-actions .btn-primary:hover{
  background:#7bf6c7;
  border-color:#7bf6c7;
  color:#07110d;
  box-shadow:0 16px 42px rgba(84,239,178,.22);
}
body[data-page="home"] .home-hero .home-text-link{
  color:#dfe4eb;
  border:0;
  font-weight:650;
}
body[data-page="home"] .home-hero .home-text-link:hover{color:var(--launch-accent)}
body[data-page="home"] .home-proofline{
  display:flex;
  justify-content:center;
  margin:40px auto 0;
  padding:0;
  border:0;
  border-radius:0;
  background:transparent;
  box-shadow:none;
}
body[data-page="home"] .home-proofline span{
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 24px;
  border-right:1px solid var(--launch-line);
  color:#aab2c0;
  font-size:13px;
}
body[data-page="home"] .home-proofline span:last-child{border-right:0}
body[data-page="home"] .home-proofline b{
  color:var(--launch-accent);
  font-size:11px;
  font-weight:750;
  letter-spacing:.08em;
}
body[data-page="home"] .home-product-shot-hero{
  max-width:1080px;
  margin-top:48px;
  padding:0;
  overflow:visible;
  border:1px solid rgba(255,255,255,.16);
  border-radius:8px;
  background:#111722;
  box-shadow:0 44px 100px rgba(0,0,0,.52),0 0 0 1px rgba(83,200,255,.05);
  animation:none;
}
body[data-page="home"] .home-product-shot-hero:before{
  inset:-1px;
  border-radius:8px;
  background:linear-gradient(90deg,transparent,rgba(84,239,178,.8),transparent);
  background-size:26% 1px;
  background-repeat:no-repeat;
  animation:yucen-launch-edge 6s ease-in-out infinite;
  mix-blend-mode:normal;
}
body[data-page="home"] .home-product-shot-hero:after{
  left:8%;
  right:8%;
  bottom:-34px;
  height:52px;
  background:rgba(0,0,0,.56);
  filter:blur(28px);
}
body[data-page="home"] .home-product-shot-hero img{
  border:0;
  border-radius:7px 7px 0 0;
}
body[data-page="home"] .home-product-status{
  min-height:46px;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:18px;
  padding:0 18px;
  border-top:1px solid rgba(255,255,255,.10);
  background:#0b0f16;
  color:#7e8999;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:10px;
  letter-spacing:.08em;
  text-align:left;
}
body[data-page="home"] .home-product-status span:first-child{color:#9be9ca}
body[data-page="home"] .home-product-status span:last-child{text-align:right}
body[data-page="home"] .home-product-status i{
  display:inline-block;
  width:6px;
  height:6px;
  margin-right:7px;
  border-radius:50%;
  background:var(--launch-accent);
  box-shadow:0 0 12px rgba(84,239,178,.8);
}
body[data-page="home"] .home-product-status strong{
  color:#e7ebf0;
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
  font-size:12px;
  font-weight:650;
  letter-spacing:0;
}
body[data-page="home"] .home-intro{border-top:1px solid #e8ebf0;background:#fff}
body[data-page="home"] .home-kicker{color:#087e59}
body[data-page="home"] .home-scenario-grid article:before{
  background:linear-gradient(90deg,#087e59,#2d7ff9);
}
body[data-page="home"] .home-workflow li>span{
  background:#e8f8f2;
  color:#087e59;
}
@keyframes yucen-launch-grid{
  to{background-position:64px 64px,64px 64px}
}
@keyframes yucen-launch-beam{
  0%,100%{transform:translateX(-8%);opacity:.55}
  50%{transform:translateX(8%);opacity:1}
}
@keyframes yucen-launch-pulse{
  0%,100%{opacity:.65;transform:scale(.9)}
  50%{opacity:1;transform:scale(1.08)}
}
@keyframes yucen-launch-edge{
  0%,100%{background-position:-32% 0}
  50%{background-position:132% 0}
}
@media(max-width:620px){
  body[data-page="home"] .home-site-header,
  body[data-page="home"] .home-nav{height:58px}
  body[data-page="home"] .home-brand-word{font-size:16px;gap:9px}
  body[data-page="home"] .home-brand-word:before{width:15px;height:15px}
  body[data-page="home"] .home-nav-cta{min-height:32px;padding:5px 10px;border-radius:4px}
  body[data-page="home"] .home-hero{min-height:0;padding:48px 0 62px}
  body[data-page="home"] .home-eyebrow{margin-bottom:16px;font-size:11px}
  body[data-page="home"] .home-hero h1{font-size:40px;line-height:1.12}
  body[data-page="home"] .home-hero h1 span{display:block}
  body[data-page="home"] .home-hero-lead{margin-top:18px;font-size:16px;line-height:1.7}
  body[data-page="home"] .home-hero-actions{flex-direction:row;gap:18px}
  body[data-page="home"] .home-hero-actions .btn-primary{width:auto;min-width:128px;min-height:44px;padding:9px 18px}
  body[data-page="home"] .home-hero .home-text-link{font-size:14px}
  body[data-page="home"] .home-proofline{display:grid;grid-template-columns:1fr;justify-content:start;gap:9px;margin-top:32px}
  body[data-page="home"] .home-proofline span{padding:0;border-right:0;font-size:12px}
  body[data-page="home"] .home-product-shot-hero{height:330px;margin-top:34px;overflow:hidden;border-radius:6px}
  body[data-page="home"] .home-product-shot-hero img{
    position:absolute;
    top:0;
    left:50%;
    width:auto;
    max-width:none;
    height:284px;
    transform:translateX(-50%);
    border-radius:5px 5px 0 0;
  }
  body[data-page="home"] .home-product-status{
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    min-height:46px;
    grid-template-columns:1fr auto;
    padding:0 12px;
  }
  body[data-page="home"] .home-product-status strong{display:none}
  body[data-page="home"] .home-product-status span:last-child{text-align:right;font-size:9px}
}

/* Concrete capability system */
body[data-page="home"] .home-intro .home-split{align-items:start}
body[data-page="home"] .home-outcome-statement{
  margin-top:30px;
  padding:18px 0;
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:18px;
  border-top:1px solid #dfe4eb;
  border-bottom:1px solid #dfe4eb;
}
body[data-page="home"] .home-outcome-statement span{
  color:#087e59;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:11px;
  font-weight:850;
  letter-spacing:.06em;
}
body[data-page="home"] .home-outcome-statement strong{
  color:#172238;
  font-size:14px;
  text-align:center;
}
body[data-page="home"] .home-gpt-flow{
  position:relative;
  list-style:none;
  margin:30px 0 0;
  padding:0;
  display:grid;
  gap:0;
  border-top:1px solid #dfe4eb;
  border-bottom:1px solid #dfe4eb;
}
body[data-page="home"] .home-gpt-flow li{
  display:grid;
  grid-template-columns:32px 1fr;
  align-items:center;
  gap:12px;
  min-height:48px;
  border-bottom:1px solid #edf0f4;
}
body[data-page="home"] .home-gpt-flow li:last-child{border-bottom:0}
body[data-page="home"] .home-gpt-flow span{
  color:#087e59;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:12px;
  font-weight:800;
}
body[data-page="home"] .home-gpt-flow b{
  color:#1c2738;
  font-size:14px;
  font-weight:700;
}
body[data-page="home"] .home-gpt-note{
  margin:20px 0 0!important;
  color:#687386!important;
  font-size:13px!important;
  line-height:1.75!important;
}
body[data-page="home"] .home-capabilities{
  padding:118px 0 124px;
  background:#f3f5f7;
}
body[data-page="home"] .home-capabilities-head{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(340px,.65fr);
  gap:72px;
  align-items:end;
  margin-bottom:48px;
}
body[data-page="home"] .home-capabilities-head .home-kicker{
  grid-column:1/-1;
  margin-bottom:-50px;
}
body[data-page="home"] .home-capabilities-head h2{
  max-width:760px;
  margin:0;
  color:#0b1220;
  font-size:clamp(38px,4.2vw,54px);
  line-height:1.12;
  font-weight:780;
  letter-spacing:0;
}
body[data-page="home"] .home-capabilities-head>p:last-child{
  margin:0;
  color:#566176;
  font-size:16px;
  line-height:1.8;
}
body[data-page="home"] .home-capability-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:16px;
}
body[data-page="home"] .home-capability-card{
  grid-column:span 6;
  min-width:0;
  min-height:380px;
  padding:34px;
  border:1px solid #dfe4e9;
  border-radius:8px;
  background:#fff;
  color:#172033;
  box-shadow:0 12px 30px rgba(16,24,40,.04);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
body[data-page="home"] .home-capability-card:hover{
  transform:translateY(-3px);
  border-color:#c9d2dc;
  box-shadow:0 20px 48px rgba(16,24,40,.075);
}
body[data-page="home"] .home-capability-software{grid-column:span 7;border-top:3px solid #19ad7a}
body[data-page="home"] .home-capability-web{
  grid-column:span 5;
  border-top:3px solid #2d7ff9;
  background:linear-gradient(155deg,#fff 0%,#f4f8ff 100%);
}
body[data-page="home"] .home-capability-game{grid-column:span 6;border-top:3px solid #f0a43c}
body[data-page="home"] .home-capability-windows{grid-column:span 6}
body[data-page="home"] .home-capability-card:last-child{grid-column:1/-1;min-height:0}
body[data-page="home"] .home-capability-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:30px;
}
body[data-page="home"] .home-capability-meta span{
  color:#087e59;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:12px;
  font-weight:850;
  letter-spacing:.08em;
}
body[data-page="home"] .home-capability-meta em{
  padding:5px 8px;
  border:1px solid #dde3ea;
  border-radius:3px;
  color:#647084;
  font-size:11px;
  font-style:normal;
  font-weight:700;
}
body[data-page="home"] .home-capability-card h3{
  margin:0;
  color:#0b1220;
  font-size:27px;
  line-height:1.25;
  font-weight:760;
  letter-spacing:0;
}
body[data-page="home"] .home-capability-card>p:not(.home-capability-note){
  margin:14px 0 0;
  color:#566176;
  font-size:16px;
  line-height:1.75;
}
body[data-page="home"] .home-capability-card ul{
  list-style:none;
  margin:26px 0 0;
  padding:0;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:11px 24px;
}
body[data-page="home"] .home-capability-card li{
  position:relative;
  padding-left:16px;
  color:#334057;
  font-size:14px;
  line-height:1.55;
}
body[data-page="home"] .home-capability-card li:before{
  content:"";
  position:absolute;
  left:0;
  top:.65em;
  width:5px;
  height:5px;
  background:#19ad7a;
  box-shadow:0 0 0 3px rgba(25,173,122,.09);
}
body[data-page="home"] .home-capability-example{
  margin-top:28px;
  padding:16px 0 0 18px;
  border-top:1px solid #e6eaf0;
  border-left:2px solid #19ad7a;
  color:#596579;
  font-size:13px;
  line-height:1.72;
}
body[data-page="home"] .home-capability-example b{color:#1a2638}
body[data-page="home"] .home-capability-note{
  margin:16px 0 0;
  color:#7a8596;
  font-size:12px;
  line-height:1.65;
}
body[data-page="home"] .home-capability-dark{
  border-color:#202733;
  background:#0a0e15;
  color:#fff;
  box-shadow:0 18px 48px rgba(7,11,18,.16);
}
body[data-page="home"] .home-capability-dark:hover{
  border-color:#35404f;
  box-shadow:0 24px 60px rgba(7,11,18,.23);
}
body[data-page="home"] .home-capability-dark .home-capability-meta span{color:#54efb2}
body[data-page="home"] .home-capability-dark .home-capability-meta em{
  border-color:#303846;
  color:#aab4c3;
  background:#111721;
}
body[data-page="home"] .home-capability-dark h3{color:#f6f8fb}
body[data-page="home"] .home-capability-dark>p:not(.home-capability-note),
body[data-page="home"] .home-capability-dark li{color:#aeb7c4}
body[data-page="home"] .home-capability-dark li:before{background:#54efb2;box-shadow:0 0 0 3px rgba(84,239,178,.10)}
body[data-page="home"] .home-capability-dark .home-capability-example{
  border-top-color:#242c38;
  border-left-color:#54efb2;
  color:#a7b0bd;
}
body[data-page="home"] .home-capability-dark .home-capability-example b{color:#fff}
body[data-page="home"] .home-capability-dark .home-capability-note{color:#798596}

/* Supported model ecosystem */
.model-ecosystem{
  position:relative;
  overflow:hidden;
  padding:104px 0 110px;
  background:#080d14;
  color:#fff;
}
.model-ecosystem:before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 88%);
  pointer-events:none;
}
.model-ecosystem:after{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:38%;
  height:2px;
  background:linear-gradient(90deg,#4ce0a4,#2d7ff9,transparent);
}
.model-ecosystem-inner{position:relative;z-index:1}
.model-ecosystem-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(320px,.58fr);
  gap:72px;
  align-items:end;
  margin-bottom:54px;
}
.model-ecosystem-kicker{
  grid-column:1/-1;
  margin:0 0 -48px;
  color:#54efb2;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
}
.model-ecosystem-head h2{
  max-width:760px;
  margin:0;
  color:#f7f9fc;
  font-size:clamp(38px,4.2vw,54px);
  line-height:1.12;
  font-weight:780;
  letter-spacing:0;
}
.model-ecosystem-head>p:last-child{
  margin:0;
  color:#a6b0bf;
  font-size:16px;
  line-height:1.8;
}
.model-ecosystem-groups{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:0;
  border-top:1px solid #28313e;
}
.model-ecosystem-groups article{min-width:0;padding:32px 52px 8px 0}
.model-ecosystem-web{border-left:1px solid #28313e;padding-left:52px!important}
.model-group-title{display:flex;align-items:flex-start;gap:18px}
.model-group-title>span{
  padding-top:4px;
  color:#54efb2;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:11px;
  font-weight:800;
}
.model-group-title h3{margin:0;color:#f3f6fa;font-size:22px;line-height:1.25;letter-spacing:0}
.model-group-title p{margin:6px 0 0;color:#788596;font-size:13px}
.model-category-mark{margin:46px 0 28px;display:flex;align-items:flex-end;gap:12px}
.model-category-mark strong{color:#f7f9fc;font-size:68px;line-height:.86;font-weight:780;letter-spacing:0}
.model-category-mark span{
  padding:3px 6px;
  border:1px solid #356a5a;
  color:#54efb2;
  font-family:Consolas,"SFMono-Regular",monospace;
  font-size:10px;
  font-weight:800;
  letter-spacing:.08em;
}
.model-ecosystem-groups article>p{
  max-width:430px;
  margin:0;
  color:#a2adbc;
  font-size:14px;
  line-height:1.8;
}
@media(max-width:980px){
  .model-ecosystem{padding:88px 0 94px}
  .model-ecosystem-head{grid-template-columns:1fr;gap:20px}
  .model-ecosystem-kicker{grid-column:auto;margin-bottom:0}
  .model-ecosystem-groups{grid-template-columns:1fr;gap:42px}
  .model-ecosystem-groups article{padding-right:0}
  .model-ecosystem-web{border-left:0;border-top:1px solid #28313e;padding-left:0!important}
  body[data-page="home"] .home-capabilities{padding:92px 0 98px}
  body[data-page="home"] .home-capabilities-head{grid-template-columns:1fr;gap:20px}
  body[data-page="home"] .home-capabilities-head .home-kicker{grid-column:auto;margin-bottom:0}
  body[data-page="home"] .home-capability-card,
  body[data-page="home"] .home-capability-software,
  body[data-page="home"] .home-capability-web,
  body[data-page="home"] .home-capability-game,
  body[data-page="home"] .home-capability-windows,
  body[data-page="home"] .home-capability-card:last-child{grid-column:1/-1;min-height:0}
}
@media(max-width:620px){
  .model-ecosystem{padding:70px 0 74px}
  .model-ecosystem-head{margin-bottom:36px}
  .model-ecosystem-head h2{font-size:34px;line-height:1.18}
  .model-category-mark{margin:34px 0 22px}
  .model-category-mark strong{font-size:54px}
  body[data-page="home"] .home-outcome-statement{grid-template-columns:1fr;gap:6px;text-align:left}
  body[data-page="home"] .home-outcome-statement strong{text-align:left}
  body[data-page="home"] .home-gpt-flow{margin-top:24px}
  body[data-page="home"] .home-gpt-note{font-size:12px!important}
  body[data-page="home"] .home-capabilities{padding:72px 0 78px}
  body[data-page="home"] .home-capabilities-head{margin-bottom:32px}
  body[data-page="home"] .home-capabilities-head h2{font-size:34px;line-height:1.18}
  body[data-page="home"] .home-capability-grid{gap:12px}
  body[data-page="home"] .home-capability-card{padding:26px 22px;border-radius:6px}
  body[data-page="home"] .home-capability-meta{margin-bottom:22px}
  body[data-page="home"] .home-capability-card h3{font-size:24px}
  body[data-page="home"] .home-capability-card ul{grid-template-columns:1fr;gap:10px}
  body[data-page="home"] .home-capability-example{margin-top:24px;padding-left:14px}
}

/* YUCEN AI / 宇澄 canonical brand lockup */
.brand,.home-brand{display:inline-flex;align-items:center;gap:10px}
.brand-logo,.home-brand-logo{display:block;flex:0 0 auto;width:30px;height:30px}
.brand-lockup,.home-brand-copy{display:inline-flex;flex-direction:column;justify-content:center;line-height:1.05}
.brand-text,.home-brand-word{font-weight:850;letter-spacing:.055em;color:inherit}
.brand-cn,.home-brand-cn{margin-top:3px;font-size:10px;line-height:1;letter-spacing:.20em;color:#667085;font-weight:650}
.home-brand-word{font-size:17px}
.home-brand-cn{font-size:9px}