:root{
  --navy:#0f3766;
  --navy-2:#173f70;
  --navy-dark:#08284d;
  --orange:#e34724;
  --text:#263443;
  --muted:#6f7d8d;
  --line:#e3e9ef;
  --soft:#f5f8fb;
  --white:#ffffff;
  --shadow:0 14px 34px rgba(8,40,77,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",Arial,sans-serif;
  background:#fff;
  line-height:1.75;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1100px,calc(100% - 40px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(227,233,239,.9);
  backdrop-filter:blur(12px);
}
.nav-wrap{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:13px;min-width:0}
.brand img{width:152px;height:33px;object-fit:contain;flex:none}
.brand-domain{font-size:12px;letter-spacing:.08em;color:var(--muted);white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px}
.nav a{padding:10px 11px;border-radius:8px;font-size:15px;color:#34495e;transition:.2s ease}
.nav a:hover,.nav a.active{background:var(--soft);color:var(--navy);font-weight:700}
.menu-btn{display:none;border:0;background:var(--soft);border-radius:8px;padding:9px 11px;font-size:20px;color:var(--navy)}
.hero{
  background:
    radial-gradient(circle at 10% 20%,rgba(227,71,36,.08),transparent 24%),
    radial-gradient(circle at 92% 18%,rgba(15,55,102,.13),transparent 30%),
    linear-gradient(135deg,#f8fbfe 0%,#ffffff 55%,#f5f8fb 100%);
  border-bottom:1px solid var(--line);
}
.hero-inner{min-height:470px;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:70px;padding:78px 0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;letter-spacing:.12em;color:var(--orange);font-weight:800;text-transform:uppercase}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--orange);display:inline-block}
.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.16;margin:18px 0 20px;color:var(--navy-dark);letter-spacing:.015em}
.hero p{font-size:18px;color:#516172;max-width:680px;margin:0}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:9px;font-size:15px;font-weight:800;border:1px solid transparent;transition:.2s ease}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 8px 18px rgba(15,55,102,.18)}
.btn-primary:hover{transform:translateY(-1px);background:var(--navy-dark)}
.btn-outline{border-color:#cad6e2;color:var(--navy);background:#fff}
.btn-outline:hover{border-color:var(--navy)}
.hero-panel{position:relative;min-height:310px}
.orbit{position:absolute;inset:0;margin:auto;width:290px;height:290px;border-radius:50%;border:1px solid rgba(15,55,102,.13);display:grid;place-items:center}
.orbit::before,.orbit::after{content:"";position:absolute;border-radius:50%;border:1px dashed rgba(15,55,102,.18)}
.orbit::before{width:220px;height:220px}.orbit::after{width:150px;height:150px}
.orbit-center{width:94px;height:94px;border-radius:50%;background:var(--navy);display:grid;place-items:center;color:#fff;font-size:30px;font-weight:900;box-shadow:0 18px 40px rgba(15,55,102,.22)}
.dot{position:absolute;width:44px;height:44px;border-radius:50%;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:grid;place-items:center;color:var(--navy);font-weight:900}
.dot.d1{top:12px;left:42px}.dot.d2{right:0;top:108px}.dot.d3{bottom:17px;left:44px}.dot.d4{left:-7px;top:128px;color:var(--orange)}
.section{padding:82px 0}
.section.soft{background:var(--soft)}
.section-title{text-align:center;max-width:760px;margin:0 auto 42px}
.section-title .kicker{font-size:13px;color:var(--orange);font-weight:800;letter-spacing:.12em}
.section-title h2{font-size:34px;line-height:1.3;margin:8px 0 12px;color:var(--navy-dark)}
.section-title p{margin:0;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 8px 26px rgba(8,40,77,.035);transition:.22s ease}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.icon-box{width:56px;height:56px;border-radius:14px;background:#edf3f8;display:grid;place-items:center;margin-bottom:18px;color:var(--navy)}
.icon-box svg{width:31px;height:31px;stroke:currentColor}
.card h3{font-size:21px;color:var(--navy-dark);margin:0 0 10px}
.card p{margin:0;color:var(--muted);font-size:15px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-size:14px;font-weight:800;margin-top:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.info-block h2{font-size:36px;line-height:1.3;color:var(--navy-dark);margin:10px 0 18px}
.info-block p{color:#5a6a7b;margin:0 0 16px}
.checklist{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}
.checkitem{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:14px;color:#425466}
.check{width:20px;height:20px;border-radius:50%;background:rgba(227,71,36,.1);color:var(--orange);display:grid;place-items:center;font-size:12px;font-weight:900;flex:none;margin-top:2px}
.visual-panel{background:linear-gradient(150deg,var(--navy) 0%,var(--navy-dark) 100%);border-radius:18px;min-height:390px;padding:34px;color:#fff;position:relative;overflow:hidden;box-shadow:0 22px 50px rgba(8,40,77,.2)}
.visual-panel::before{content:"";position:absolute;width:280px;height:280px;border:1px solid rgba(255,255,255,.14);border-radius:50%;right:-60px;top:-70px}
.visual-panel::after{content:"";position:absolute;width:200px;height:200px;border:1px dashed rgba(255,255,255,.16);border-radius:50%;right:20px;top:10px}
.visual-panel h3{font-size:28px;margin:0 0 10px;position:relative;z-index:2}.visual-panel p{color:rgba(255,255,255,.76);margin:0;position:relative;z-index:2}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:70px;position:relative;z-index:2}
.metric{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:18px}.metric strong{display:block;font-size:22px}.metric span{font-size:13px;color:rgba(255,255,255,.72)}
.cta{background:linear-gradient(135deg,var(--navy-dark),var(--navy));color:#fff;padding:50px 0}.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:30px;margin:0 0 8px}.cta p{margin:0;color:rgba(255,255,255,.72)}
.page-hero{padding:66px 0;background:linear-gradient(135deg,#f7fafc,#eef4f8);border-bottom:1px solid var(--line)}
.page-hero h1{font-size:42px;line-height:1.2;margin:8px 0 10px;color:var(--navy-dark)}.page-hero p{max-width:760px;margin:0;color:var(--muted)}
.service-group{display:grid;grid-template-columns:280px 1fr;gap:42px;padding:34px 0;border-bottom:1px solid var(--line)}
.service-group:last-child{border-bottom:0}.service-group h2{font-size:26px;color:var(--navy-dark);margin:0}.service-group .lead{color:var(--muted);font-size:14px;margin-top:8px}
.service-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.service-item{background:#fff;border:1px solid var(--line);border-radius:11px;padding:17px 18px}.service-item strong{display:block;color:var(--navy);margin-bottom:4px}.service-item span{font-size:14px;color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px}
.contact-cards{display:grid;gap:14px}.contact-card{display:flex;gap:15px;padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff}.contact-card .mini{width:42px;height:42px;border-radius:10px;background:#eef4f8;color:var(--navy);display:grid;place-items:center;flex:none}.contact-card h3{margin:0 0 4px;font-size:16px;color:var(--navy-dark)}.contact-card p{margin:0;color:var(--muted);font-size:14px}
.form{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;font-weight:800;color:#46596c;margin-bottom:7px}.field input,.field textarea{width:100%;border:1px solid #ccd7e1;border-radius:9px;padding:12px 13px;font:inherit;color:var(--text);background:#fff;outline:none}.field input:focus,.field textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(15,55,102,.08)}.field textarea{min-height:140px;resize:vertical}.form-note{font-size:12px;color:var(--muted);margin-top:10px}
.site-footer{background:#071f3d;color:#d8e2ed;padding:42px 0 24px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}.footer-title{font-size:14px;color:#fff;font-weight:800;margin-bottom:10px}.footer-copy{font-size:14px;color:#97aabe}.footer-links{display:grid;gap:7px;font-size:14px;color:#b8c7d6}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:18px;font-size:12px;color:#8095aa;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:900px){.hero-inner,.split,.contact-grid{grid-template-columns:1fr}.hero-panel{display:none}.grid-3{grid-template-columns:1fr}.service-group{grid-template-columns:1fr}.service-list{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero-inner{min-height:auto;padding:64px 0}.section{padding:62px 0}}
@media(max-width:680px){.container{width:min(100% - 28px,1100px)}.brand-domain{display:none}.menu-btn{display:block}.nav{display:none;position:absolute;left:14px;right:14px;top:67px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:12px 14px}.hero h1{font-size:39px}.hero p{font-size:16px}.section-title h2{font-size:29px}.checklist,.service-list,.form-row,.footer-grid{grid-template-columns:1fr}.service-group{gap:18px}.cta-inner{align-items:flex-start;flex-direction:column}.page-hero h1{font-size:34px}}


/* 2026-09-14 additions: customer cases, online demo, floating web chat */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.feature-card{position:relative;overflow:hidden}
.feature-badge{display:inline-flex;padding:5px 10px;border-radius:999px;background:#eef4f8;color:var(--navy);font-size:12px;font-weight:800;margin-bottom:14px}
.case-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:42px;align-items:start}
.case-copy h2{font-size:34px;line-height:1.3;color:var(--navy-dark);margin:12px 0 16px}
.case-copy p{color:var(--muted);margin:0 0 22px}
.case-points{display:grid;gap:12px;margin:24px 0 28px}
.case-points>div{display:grid;gap:3px;padding:14px 16px;border:1px solid var(--line);border-radius:11px;background:#fff}
.case-points strong{color:var(--navy-dark)}
.case-points span{font-size:14px;color:var(--muted)}
.case-image{margin:0;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow)}
.case-image img{width:100%;height:auto;border-radius:10px}
.case-image figcaption{padding:10px 6px 2px;color:var(--muted);font-size:13px;text-align:center}
.demo-card{display:grid;grid-template-columns:110px 1fr;gap:28px;align-items:center;max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:34px;box-shadow:var(--shadow)}
.demo-icon{width:92px;height:92px;border-radius:24px;background:linear-gradient(145deg,var(--navy),var(--navy-dark));color:#fff;display:grid;place-items:center;font-size:30px;font-weight:900;box-shadow:0 14px 30px rgba(8,40,77,.2)}
.demo-copy h2{font-size:30px;line-height:1.35;color:var(--navy-dark);margin:5px 0 10px}
.demo-copy p{margin:0;color:var(--muted)}
.demo-samples{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:18px 0}
.demo-samples>span{font-size:13px;color:var(--muted);font-weight:700}
.sample-question{border:1px solid #cad6e2;background:#f8fbfe;color:var(--navy);padding:7px 10px;border-radius:999px;font:inherit;font-size:13px;cursor:pointer}
.sample-question:hover{border-color:var(--navy);background:#eef4f8}

.webchat-launcher{position:fixed;right:22px;bottom:22px;z-index:1000;display:flex;align-items:center;gap:10px;border:0;border-radius:999px;padding:10px 16px 10px 10px;background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:#fff;box-shadow:0 14px 34px rgba(8,40,77,.30);cursor:pointer;font:inherit;font-weight:800;transition:.2s ease}
.webchat-launcher:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(8,40,77,.36)}
.webchat-launcher.hidden{display:none}
.webchat-launcher-icon{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--orange);font-size:13px;font-weight:900}
.webchat-launcher-text{white-space:nowrap;font-size:14px}
.webchat-panel{position:fixed;right:22px;bottom:22px;z-index:1001;width:min(390px,calc(100vw - 28px));height:min(600px,calc(100vh - 44px));display:none;grid-template-rows:auto 1fr auto auto auto;background:#fff;border:1px solid #dbe4ec;border-radius:18px;overflow:hidden;box-shadow:0 24px 65px rgba(8,40,77,.28)}
.webchat-panel.open{display:grid;animation:webchat-in .18s ease-out}
@keyframes webchat-in{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
.webchat-header{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 16px;background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:#fff}
.webchat-header>div:first-child{display:grid;gap:3px;min-width:0}
.webchat-header strong{font-size:15px;line-height:1.35}
.webchat-header span{font-size:11px;color:rgba(255,255,255,.76)}
.webchat-header span i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#55d187;margin-right:3px}
.webchat-header-actions{display:flex;gap:5px}
.webchat-header-actions button{width:32px;height:32px;border:0;border-radius:9px;background:rgba(255,255,255,.10);color:#fff;font-size:20px;cursor:pointer}
.webchat-header-actions button:hover{background:rgba(255,255,255,.18)}
.webchat-messages{overflow:auto;padding:16px;background:#f5f8fb;display:flex;flex-direction:column;gap:10px}
.webchat-row{display:flex}
.webchat-row.user{justify-content:flex-end}
.webchat-row.assistant{justify-content:flex-start}
.webchat-bubble{max-width:84%;padding:10px 12px;border-radius:14px;font-size:14px;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere}
.webchat-row.assistant .webchat-bubble{background:#fff;border:1px solid #e0e7ee;color:#34495e;border-bottom-left-radius:5px}
.webchat-row.user .webchat-bubble{background:var(--navy);color:#fff;border-bottom-right-radius:5px}
.webchat-row.typing .webchat-bubble{color:var(--muted);font-size:13px}
.webchat-suggestions{display:flex;gap:7px;padding:9px 12px 0;background:#fff;overflow-x:auto}
.webchat-suggestions button{flex:none;border:1px solid #d8e1ea;background:#fff;color:var(--navy);border-radius:999px;padding:6px 9px;font:inherit;font-size:12px;cursor:pointer}
.webchat-suggestions button:hover{background:#f5f8fb;border-color:#aabccc}
.webchat-form{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end;padding:10px 12px;background:#fff}
.webchat-input{width:100%;min-height:42px;max-height:110px;resize:none;border:1px solid #ccd7e1;border-radius:12px;padding:10px 11px;font:inherit;font-size:14px;outline:none;line-height:1.45}
.webchat-input:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(15,55,102,.08)}
.webchat-send{min-height:42px;border:0;border-radius:11px;background:var(--orange);color:#fff;padding:0 14px;font:inherit;font-size:13px;font-weight:800;cursor:pointer}
.webchat-send:disabled{opacity:.55;cursor:not-allowed}
.webchat-note{padding:0 12px 10px;color:#8a98a7;background:#fff;font-size:10px;text-align:center}

@media(max-width:1050px){.nav a{padding:9px 8px;font-size:14px}.brand-domain{display:none}}
@media(max-width:900px){.grid-2,.case-layout{grid-template-columns:1fr}.demo-card{grid-template-columns:1fr}.demo-icon{width:72px;height:72px;border-radius:18px}.case-image{order:-1}}
@media(max-width:680px){.webchat-launcher{right:14px;bottom:14px}.webchat-launcher-text{display:none}.webchat-launcher{padding:9px}.webchat-launcher-icon{width:42px;height:42px}.webchat-panel{right:7px;bottom:7px;width:calc(100vw - 14px);height:min(640px,calc(100vh - 14px));border-radius:16px}.demo-card{padding:24px}.demo-copy h2{font-size:25px}}