:root{
  --navy:#0e1a2b; --navy-2:#16263d; --ink:#1b2430; --muted:#5b6675; --line:#e3e7ec;
  --bg:#ffffff; --bg-soft:#f4f6f9; --red:#bc1e26; --red-dark:#9a161d;
  --radius:10px; --max:1160px;
  --font:"Inter","Noto Sans TC",system-ui,-apple-system,"Segoe UI",Roboto,"PingFang TC","Microsoft JhengHei",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.25rem);font-weight:700}
h3{font-size:1.15rem;font-weight:650}
p{margin:0 0 1em}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--red)}
.lead{font-size:1.15rem;color:var(--muted);max-width:720px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(6px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand img{height:44px;width:auto}
.menu{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.menu a{text-decoration:none;font-weight:550;font-size:.95rem;color:var(--ink);padding:6px 0;border-bottom:2px solid transparent}
.menu a:hover,.menu a[aria-current=page]{border-color:var(--red)}
.lang{font-size:.85rem!important;border:1px solid var(--line)!important;border-radius:999px;padding:5px 12px!important}
.lang:hover{border-color:var(--red)!important}
.menu-btn{display:none;background:none;border:0;padding:8px;cursor:pointer}
.menu-btn span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0}

/* buttons */
.btn{display:inline-block;padding:13px 24px;border-radius:8px;font-weight:600;text-decoration:none;font-size:.98rem;transition:background .15s,color .15s,border-color .15s;border:2px solid transparent;cursor:pointer;font-family:inherit}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-dark)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-line{border-color:var(--ink);color:var(--ink)}.btn-line:hover{background:var(--ink);color:#fff}

/* hero */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,transparent 0%,#000 55%);-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 55%)}
.hero::after{content:"";position:absolute;right:-160px;top:-160px;width:560px;height:560px;border-radius:50%;border:2px solid rgba(188,30,38,.55);transform:rotate(-18deg) scaleX(1.5)}
.hero .wrap{position:relative;z-index:1;padding-top:110px;padding-bottom:110px}
.hero h1{max-width:780px}
.hero .lead{color:#c3cbd6}
.hero .eyebrow{color:#ff6b72}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.page-hero .wrap{padding-top:80px;padding-bottom:70px}

/* stats */
.stats{background:var(--navy-2);color:#fff}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:30px 22px;border-left:1px solid rgba(255,255,255,.1)}
.stat:first-child{border-left:0}
.stat b{display:block;font-size:1.9rem;font-weight:700;white-space:nowrap}
.stat span{color:#aab4c2;font-size:.92rem}

/* sections */
section{padding:88px 0}
.soft{background:var(--bg-soft)}
.head{max-width:760px;margin-bottom:44px}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 12px 30px rgba(14,26,43,.08);transform:translateY(-2px)}
.card p{color:var(--muted);margin:0}
.icon{width:48px;height:48px;border-radius:10px;background:rgba(188,30,38,.08);color:var(--red);display:grid;place-items:center;margin-bottom:18px}
.icon svg{width:26px;height:26px}
ul.check{list-style:none;padding:0;margin:14px 0 0}
ul.check li{position:relative;padding-left:26px;margin:8px 0;color:var(--muted)}
ul.check li::before{content:"";position:absolute;left:0;top:.55em;width:12px;height:7px;border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}
.more{display:inline-block;margin-top:18px;font-weight:600;color:var(--red);text-decoration:none}
.more:hover{text-decoration:underline}

/* split */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.panel{background:var(--navy);color:#fff;border-radius:14px;padding:40px}
.panel p{color:#c3cbd6}
.panel .eyebrow{color:#ff6b72}
.route{display:flex;align-items:center;gap:14px;margin:26px 0 8px}
.route .node{flex:0 0 auto;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:12px 16px;font-weight:600;font-size:.95rem}
.route .node small{display:block;font-weight:400;color:#aab4c2;font-size:.8rem}
.route .line{flex:1;height:2px;background:linear-gradient(90deg,var(--red),rgba(188,30,38,.3));position:relative}
.route .line::after{content:"";position:absolute;right:-2px;top:-4px;border-left:8px solid rgba(188,30,38,.6);border-top:5px solid transparent;border-bottom:5px solid transparent}

/* process */
.steps{counter-reset:s}
.step{position:relative;padding:28px 24px 24px;border-top:3px solid var(--red);background:#fff;border-radius:0 0 var(--radius) var(--radius);border:1px solid var(--line);border-top:3px solid var(--red)}
.step::before{counter-increment:s;content:"0" counter(s);font-weight:700;color:var(--red);font-size:.9rem;letter-spacing:.08em;display:block;margin-bottom:8px}
.step p{color:var(--muted);margin:0}

/* timeline */
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--line);margin-left:8px}
.timeline li{position:relative;padding:0 0 26px 30px}
.timeline li::before{content:"";position:absolute;left:-8px;top:6px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--red)}
.timeline li.now::before{background:var(--red)}
.timeline .yr{font-weight:700;color:var(--red);font-size:.95rem}
.timeline h3{margin:2px 0 4px;font-size:1.05rem}
.timeline p{color:var(--muted);margin:0;font-size:.97rem}

/* cta band */
.cta{background:var(--red);color:#fff;padding:64px 0}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta h2{margin:0}
.cta p{margin:6px 0 0;color:#ffd9db}
.cta .btn{background:#fff;color:var(--red)}
.cta .btn:hover{background:var(--navy);color:#fff}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px}
.info-item{display:flex;gap:16px;margin-bottom:24px}
.info-item .icon{margin:0;flex:0 0 48px}
.info-item b{display:block}
.info-item a{color:var(--red);text-decoration:none}
.map{border:0;width:100%;height:340px;border-radius:var(--radius);background:var(--bg-soft)}
form label{display:block;font-weight:600;font-size:.9rem;margin:0 0 6px}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form .field{margin-bottom:18px}
input,textarea{width:100%;padding:12px 14px;border:1px solid #cfd6de;border-radius:8px;font:inherit;font-size:1rem;background:#fff}
input:focus,textarea:focus{outline:2px solid rgba(188,30,38,.35);border-color:var(--red)}
textarea{min-height:140px;resize:vertical}
.form-note{font-size:.85rem;color:var(--muted);margin-top:10px}

/* footer */
.site-footer{background:var(--navy);color:#aab4c2;padding:56px 0 28px;font-size:.93rem}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:.95rem;margin:0 0 12px}
.site-footer a{color:#aab4c2;text-decoration:none}.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:6px 0}
.wordmark{color:#fff;font-weight:700;letter-spacing:.14em;font-size:1.15rem}
.wordmark i{font-style:normal;color:var(--red)}
.copy{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;font-size:.85rem}

/* responsive */
@media (max-width:960px){
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid{grid-template-columns:1fr;gap:36px}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:0}
  .site-footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .stat{padding:24px 16px}.stat b{font-size:1.5rem}
  .wrap{padding:0 16px}
  section{padding:64px 0}
  .menu-btn{display:block}
  .menu{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:8px 16px 16px;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.06)}
  .menu.open{display:flex}
  .menu li{width:100%}
  .menu a{display:block;padding:12px 0;border-bottom:1px solid var(--line)}
  .lang{display:inline-block!important;margin-top:12px}
  .g3,.g4,.g2{grid-template-columns:1fr}
  .hero .wrap{padding-top:72px;padding-bottom:72px}
  .hero::after{display:none}
  form .row{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
  .route{flex-wrap:wrap}
}
.route.regions .node{font-size:1.05rem;padding:14px 22px;text-align:center;min-width:110px}
.route .stack{display:flex;flex-direction:column;gap:12px}
.rounded{border-radius:14px;width:100%;height:auto}
.video{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#000;box-shadow:0 20px 40px rgba(14,26,43,.15)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:24px}
.spec{border:1px solid var(--line);border-left:3px solid var(--red);border-radius:8px;padding:14px 16px;background:#fff}
.spec b{display:block;font-size:1.05rem}
.spec span{color:var(--muted);font-size:.9rem}
@media (max-width:760px){.specs{grid-template-columns:1fr}}
.video.yt{display:block;cursor:pointer}
.video.yt img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9;transition:opacity .2s}
.video.yt:hover img{opacity:1}
.video .play{position:absolute;left:50%;top:50%;width:84px;height:60px;margin:-30px 0 0 -42px;background:var(--red);border-radius:14px;box-shadow:0 8px 24px rgba(0,0,0,.35);transition:transform .15s}
.video .play::after{content:"";position:absolute;left:34px;top:18px;border-left:22px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent}
.video.yt:hover .play{transform:scale(1.08)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.hero.home .wrap{padding-top:90px;padding-bottom:90px}
.hero.home::after{display:none}
.hero-grid h1{font-size:clamp(2rem,3.6vw,3rem)}
.hero-art img{width:100%;height:auto;filter:drop-shadow(0 30px 40px rgba(0,0,0,.35))}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}.hero-art{max-width:460px}}
@media (max-width:760px){.hero-art{display:none}}
@media (min-width:961px){.hero-grid{grid-template-columns:1.05fr .95fr}}
.hero-art img{filter:none;border-radius:16px;aspect-ratio:3/2;object-fit:cover;box-shadow:0 30px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.08)}
.hero-art{position:relative}
.hero-art::before{content:"";position:absolute;inset:-14px -14px 14px 14px;border:2px solid rgba(188,30,38,.55);border-radius:18px;z-index:-1}
.hero-art{z-index:0}
@media (max-width:960px){.hero-art{max-width:560px}}
@media (max-width:760px){.hero-art{display:block;margin-top:8px}.hero-art::before{display:none}}
.hero-art.portrait{max-width:440px;justify-self:end;width:100%}
.hero-art.portrait img{aspect-ratio:4/5}
@media (max-width:960px){.hero-art.portrait{justify-self:start;max-width:420px}}
/* customer logo marquee */
.customers{padding:44px 0 40px;background:#fff;border-bottom:1px solid var(--line)}
.customers-title{text-align:center;color:var(--muted);font-size:.85rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin:0 0 26px}
.marquee{display:flex;overflow:hidden;user-select:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;align-items:center;gap:72px;padding:0 36px;margin:0;list-style:none;flex-shrink:0;min-width:100%;justify-content:space-around;animation:marquee 28s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-100%)}}
.logo-item{flex:0 0 auto;height:48px;display:flex;align-items:center}
.logo-item img{height:40px;width:auto;max-width:180px;object-fit:contain;filter:grayscale(1);opacity:.7;transition:filter .2s,opacity .2s}
.logo-item:hover img{filter:none;opacity:1}
.logo-item .logo-text{display:none;font-weight:700;font-size:1.35rem;letter-spacing:.02em;color:#8a94a3;white-space:nowrap}
.logo-item.txt .logo-text{display:inline}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none}.marquee{flex-wrap:wrap;justify-content:center}.marquee-track[aria-hidden]{display:none}}
@media (max-width:760px){.marquee-track{gap:44px;animation-duration:20s}.logo-item img{height:32px}.logo-item .logo-text{font-size:1.1rem}}
.logo-item img{filter:none;opacity:1;height:38px;max-width:200px}
.logo-item:hover img{transform:scale(1.05)}
.logo-item img{transition:transform .2s}
.brand img{height:44px;width:auto}
@media (max-width:760px){.brand img{height:36px}}