:root{
  --bg:#f7f9fc;--bg2:#ffffff;--panel:rgba(255,255,255,.78);--text:#0f172a;--muted:#5f6b7a;
  --line:rgba(16,58,154,.13);--brand:#103a9a;--brand2:#245fac;--brand3:#0b789b;--accent:#2f6de1;
  --shadow:0 24px 70px rgba(16,58,154,.10);--radius:24px;--header:rgba(247,249,252,.82)
}
html[data-theme="dark"]{
  --bg:#09111f;--bg2:#0d1728;--panel:rgba(14,27,46,.74);--text:#f5f8ff;--muted:#a4b1c2;
  --line:rgba(106,156,255,.18);--brand:#6ea0ff;--brand2:#57a8e7;--brand3:#58c4dc;--accent:#78a8ff;
  --shadow:0 28px 80px rgba(0,0,0,.28);--header:rgba(9,17,31,.82)
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"Noto Sans TC","Noto Sans JP",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7;transition:background .25s,color .25s} a{color:inherit}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 82% 8%,rgba(47,109,225,.10),transparent 30%),radial-gradient(circle at 10% 55%,rgba(11,120,155,.08),transparent 28%);z-index:-1}
.topbar{position:fixed;top:0;left:0;right:0;z-index:50;height:38px;padding:0 32px;display:flex;align-items:center;justify-content:flex-end;gap:10px;background:var(--header);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.langs{display:flex;align-items:center;gap:2px}.lang-btn,.theme-btn{border:0;background:transparent;color:var(--muted);font:600 11px/1 Inter,sans-serif;letter-spacing:.08em;padding:8px 9px;border-radius:999px;cursor:pointer}.lang-btn.active,.lang-btn:hover,.theme-btn:hover{color:var(--brand);background:rgba(47,109,225,.08)}.divider{width:1px;height:16px;background:var(--line)}
.theme-btn{display:inline-flex;align-items:center;gap:7px}.theme-icon{font-size:14px;line-height:1}
header{position:fixed;top:38px;left:0;right:0;z-index:45;height:74px;padding:0 32px;display:flex;align-items:center;background:var(--header);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.nav{width:min(1240px,100%);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;text-decoration:none}.brand img{height:45px;width:auto;display:block}.nav-links{display:flex;gap:30px;list-style:none;margin:0;padding:0}.nav-links a{text-decoration:none;color:var(--muted);font-size:13px;font-weight:650;letter-spacing:.04em;position:relative}.nav-links a:hover,.nav-links a.active{color:var(--brand)}.nav-links a:after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand3));transition:right .25s}.nav-links a:hover:after,.nav-links a.active:after{right:0}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;padding:10px 17px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:white!important;text-decoration:none;font-size:12px;font-weight:700;box-shadow:0 12px 30px rgba(16,58,154,.18)}
.menu-btn{display:none;border:1px solid var(--line);background:var(--panel);width:42px;height:42px;border-radius:14px;color:var(--text);font-size:20px;cursor:pointer}
.mobile-menu{display:none;position:fixed;top:112px;left:14px;right:14px;z-index:44;padding:20px;background:var(--bg2);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.mobile-menu.open{display:grid;gap:8px}.mobile-menu a{padding:11px 12px;text-decoration:none;border-radius:12px;color:var(--muted)}.mobile-menu a:hover{background:rgba(47,109,225,.08);color:var(--brand)}
main{padding-top:112px}.hero{min-height:calc(100vh - 112px);display:grid;align-items:center;padding:70px 32px}.container{width:min(1240px,100%);margin:0 auto}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:70px;align-items:center}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.eyebrow:before{content:"";width:34px;height:2px;background:linear-gradient(90deg,var(--brand3),var(--brand))}.hero h1{font-size:clamp(46px,7vw,92px);line-height:.98;margin:20px 0 24px;letter-spacing:-.055em;font-weight:720}.hero h1 .gradient{background:linear-gradient(110deg,var(--brand3),var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:clamp(17px,2vw,22px);color:var(--muted);max-width:680px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:999px;text-decoration:none;font-weight:750;font-size:13px;border:1px solid var(--line)}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:white;border-color:transparent}.btn.secondary{background:var(--panel);color:var(--text)}
.logo-stage{position:relative;min-height:500px;display:flex;align-items:center;justify-content:center}.logo-stage:before{content:"";position:absolute;width:82%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(47,109,225,.18),rgba(11,120,155,.08) 45%,transparent 70%);filter:blur(6px)}.logo-stage img{position:relative;width:min(500px,92%);height:auto;filter:drop-shadow(0 28px 60px rgba(16,58,154,.18))}
.section{padding:96px 32px}.section.alt{background:linear-gradient(180deg,transparent,rgba(47,109,225,.035),transparent)}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:38px}.section h2{font-size:clamp(34px,5vw,58px);line-height:1.06;margin:10px 0;letter-spacing:-.04em}.section-copy{max-width:650px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{padding:28px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line);box-shadow:0 8px 30px rgba(16,58,154,.04);transition:transform .25s,border-color .25s,background .25s}.card:hover{transform:translateY(-4px);border-color:rgba(47,109,225,.35)}.card-num{font-size:11px;font-weight:800;letter-spacing:.15em;color:var(--brand)}.card h3{font-size:20px;margin:18px 0 10px}.card p{margin:0;color:var(--muted);font-size:14px}.pill{display:inline-flex;padding:6px 10px;border:1px solid var(--line);border-radius:999px;font-size:11px;color:var(--muted);margin:4px 4px 0 0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.feature-list{display:grid;gap:14px}.feature{display:flex;gap:15px;padding:18px;border:1px solid var(--line);background:var(--panel);border-radius:18px}.feature b{color:var(--brand)}
.statement{padding:34px;border-radius:32px;background:linear-gradient(135deg,var(--brand),#143b89 50%,var(--brand3));color:white;box-shadow:var(--shadow)}.statement h3{font-size:clamp(28px,4vw,46px);margin:0 0 12px;line-height:1.08}.statement p{margin:0;opacity:.85}
.info-table{display:grid;grid-template-columns:180px 1fr;border-top:1px solid var(--line)}.info-table dt,.info-table dd{margin:0;padding:16px 0;border-bottom:1px solid var(--line)}.info-table dt{color:var(--muted);font-size:13px}.info-table dd{font-weight:600}.info-table a{color:var(--brand);text-decoration:none}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px}.contact-card{padding:30px;border:1px solid var(--line);border-radius:28px;background:var(--panel)}.contact-link{display:block;font-size:clamp(23px,4vw,38px);font-weight:750;letter-spacing:-.03em;color:var(--brand);text-decoration:none;word-break:break-all}
.form-card{max-width:640px;margin:0 auto}.contact-form{display:grid;gap:16px;margin-top:8px}.form-row{display:grid;gap:6px}.form-row label{font-size:13px;font-weight:650;color:var(--muted)}.form-row input,.form-row textarea{font:inherit;font-size:15px;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg2);color:var(--text);resize:vertical}.form-row input:focus,.form-row textarea:focus{outline:2px solid var(--accent);outline-offset:1px}.form-submit{border:0;cursor:pointer;margin-top:4px;width:max-content}.form-status{margin:4px 0 0;font-size:13px;color:var(--muted);min-height:1.4em}.form-status.ok{color:#1a8a4a}.form-status.err{color:#c23b3b}
footer{padding:60px 32px 30px;border-top:1px solid var(--line)}.footer-grid{width:min(1240px,100%);margin:auto;display:grid;grid-template-columns:1.25fr .75fr .9fr;gap:48px}.footer-logo{height:50px;width:auto;max-width:230px}.footer-tag{color:var(--muted);max-width:380px;font-size:13px}.footer-title{font-size:11px;text-transform:uppercase;letter-spacing:.15em;color:var(--brand);font-weight:800;margin-bottom:12px}.footer-links{display:grid;gap:8px}.footer-links a{text-decoration:none;color:var(--muted);font-size:13px}.company-mini{color:var(--muted);font-size:12px;line-height:1.9}.footer-bottom{width:min(1240px,100%);margin:35px auto 0;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:var(--muted);font-size:11px}.tm{font-weight:600}
.page-hero{padding:90px 32px 58px}.page-hero h1{font-size:clamp(42px,6vw,74px);line-height:1;margin:14px 0 18px;letter-spacing:-.045em}.page-hero p{max-width:760px;color:var(--muted);font-size:18px}
.legal{max-width:900px}.legal h2{font-size:26px;margin-top:42px}.legal p,.legal li{color:var(--muted)}
@media(max-width:980px){.grid{grid-template-columns:repeat(2,1fr)}.hero-grid,.split,.contact-grid{grid-template-columns:1fr}.logo-stage{min-height:380px;order:-1}.footer-grid{grid-template-columns:1fr 1fr}.nav-links{display:none}.menu-btn{display:inline-grid;place-items:center}.nav-cta{display:none}}
@media(max-width:620px){.topbar{padding:0 12px}.lang-btn{padding:8px 6px;font-size:10px}header{padding:0 14px}.brand img{height:38px}.hero,.section,.page-hero{padding-left:18px;padding-right:18px}.hero{padding-top:42px}.logo-stage{min-height:300px}.grid{grid-template-columns:1fr}.section{padding-top:70px;padding-bottom:70px}.section-head{display:block}.footer-grid{grid-template-columns:1fr}.info-table{grid-template-columns:1fr}.info-table dt{padding-bottom:4px;border-bottom:0}.info-table dd{padding-top:0}.theme-label{display:none}}
html[data-theme="dark"] .brand,
html[data-theme="dark"] .footer-logo{
  filter:none;
}
html[data-theme="dark"] .brand{background:rgba(255,255,255,.94);padding:5px 10px;border-radius:14px}
html[data-theme="dark"] .footer-logo{background:rgba(255,255,255,.94);padding:6px 10px;border-radius:14px;box-sizing:content-box}