:root{
  --red:#C62E2A;
  --red-deep:#9E1F1C;
  --ink:#1C1A18;
  --ink-soft:#4A4642;
  --paper:#FFFFFF;
  --paper-grey:#F1F1EE;
  --rule:#D9D7D2;
  --line:#06C755;
  --gold:#D9A21B;
  --serif:"Noto Serif TC",serif;
  --sans:"Noto Sans TC",system-ui,sans-serif;
  --w:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:900;line-height:1.25;margin:0}
h2{font-size:clamp(26px,3.2vw,36px);letter-spacing:.01em}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}

/* seal mark */
.seal{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;width:62px;height:62px;flex:none;background:var(--red);color:#fff;font-family:var(--serif);font-weight:900;font-size:22px;line-height:1.05;border-radius:6px;box-shadow:inset 0 0 0 2px #fff,inset 0 0 0 3.5px var(--red)}

/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.top .wrap{display:flex;align-items:center;gap:14px;height:86px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;font-weight:900;font-family:var(--serif);font-size:30px;letter-spacing:.06em;line-height:1.1;color:var(--red)}
.brand small{display:block;font-family:var(--sans);font-weight:700;font-size:13px;color:var(--gold);letter-spacing:.22em;margin-top:4px}
nav{margin-left:auto;display:flex;gap:26px;font-size:15px;font-weight:500}
nav a{text-decoration:none;padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{border-color:var(--red)}
.call-top{margin-left:10px;background:var(--red);color:#fff;text-decoration:none;padding:9px 16px;border-radius:4px;font-weight:700;white-space:nowrap}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--rule);border-radius:4px;padding:8px 10px;font:inherit;font-size:14px}
@media (max-width:1000px){
  nav{display:none;position:absolute;left:0;right:0;top:86px;background:#fff;border-bottom:1px solid var(--rule);flex-direction:column;gap:0;padding:8px 20px 16px}
  nav a{padding:12px 0;border-bottom:1px solid var(--rule)}
  nav.open{display:flex}
  .menu-btn{display:block}
  .call-top{display:none}
  .brand{font-size:24px;gap:10px}
  .brand small{font-size:12px;letter-spacing:.16em}
  .seal{width:52px;height:52px;font-size:20px}
  .top .wrap{height:74px}
  nav{top:74px}
}

/* hero */
.hero{background:var(--paper-grey);border-bottom:1px solid var(--rule);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:48px;padding-bottom:48px}
.hero h1{font-size:clamp(34px,5vw,58px);letter-spacing:.01em}
.hero h1 span{display:block;color:var(--red);font-size:.62em;margin-top:.35em;font-weight:600}
.hero .lede{font-size:18px;color:var(--ink-soft);max-width:34em;margin:22px 0 28px}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:18px;padding:15px 24px;border-radius:6px;border:2px solid transparent}
.btn-call{background:var(--red);color:#fff}
.btn-call:hover{background:var(--red-deep)}
.btn-line{background:var(--line);color:#fff}
.btn-line:hover{filter:brightness(.92)}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn svg{width:22px;height:22px;flex:none}
.hero-fig{margin:0;display:flex;flex-direction:column;align-items:center;gap:12px}
.hero-fig img{width:auto;max-width:100%;max-height:440px;height:auto;mix-blend-mode:multiply}
.hero-fig figcaption{background:#fff;border:1px solid var(--rule);padding:6px 14px;font-size:14px;border-radius:4px;color:var(--ink-soft)}
.hero-note{display:flex;flex-wrap:wrap;gap:8px 26px;margin-top:28px;font-size:15px;color:var(--ink-soft)}
.hero-note b{color:var(--ink)}
@media (max-width:860px){
  .hero .wrap{grid-template-columns:1fr;padding-top:36px;padding-bottom:40px}
  .hero-fig{order:-1}
  .hero-fig img{max-height:300px}
  .btn{width:100%;justify-content:center}
}

/* sections */
section{padding:64px 0}
.sec-head{display:flex;align-items:baseline;gap:18px;margin-bottom:30px;flex-wrap:wrap}
.sec-head p{color:var(--ink-soft);margin:0}

/* why */
.why{background:#fff}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:2px solid var(--ink)}
.why-grid article{padding:26px 24px 26px 0;border-bottom:1px solid var(--rule)}
.why-grid article + article{padding-left:24px;border-left:1px solid var(--rule)}
.why-grid h3{font-size:21px;margin-bottom:8px}
.why-grid p{color:var(--ink-soft);margin:0;font-size:16px}
@media (max-width:860px){
  .why-grid{grid-template-columns:1fr}
  .why-grid article + article{padding-left:0;border-left:0}
}

/* plan strip */
.plan{background:var(--ink);color:#fff}
.plan .wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.plan h2{color:#fff}
.plan .price{font-family:var(--serif);font-size:clamp(44px,6vw,72px);font-weight:900;line-height:1;color:#fff}
.plan .price small{font-size:.38em;font-weight:600;margin-left:.3em;color:#D9D7D2}
.plan ul{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px;font-size:17px}
.plan li{padding-left:26px;position:relative}
.plan li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:14px;background:var(--red);border-radius:2px}
.plan p{color:#D9D7D2}
@media (max-width:860px){.plan .wrap{grid-template-columns:1fr}}

/* products */
.products{background:var(--paper-grey)}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.pcard{background:#fff;border:1px solid var(--rule);border-radius:6px;text-decoration:none;display:flex;flex-direction:column;overflow:hidden}
.pcard:hover{border-color:var(--ink)}
.pcard .ph{height:190px;display:grid;place-items:center;padding:18px;background:#fff}
.pcard img{max-height:154px;max-width:100%;width:auto;object-fit:contain;mix-blend-mode:multiply}
.pcard .pt{padding:12px 16px 14px;border-top:1px solid var(--rule)}
.pcard .pt b{display:block;font-size:17px}
.pcard .pt span{font-size:14px;color:var(--ink-soft)}
.pmore{margin-top:22px;font-size:16px}
@media (max-width:860px){
  .pgrid{grid-template-columns:1fr 1fr;gap:10px}
  .pcard .ph{height:140px;padding:12px}
  .pcard img{max-height:116px}
  .pcard .pt{padding:10px 12px 12px}
  .pcard .pt b{font-size:15px}
  .pcard .pt span{font-size:13px}
}

/* area + copy service */
.area .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:48px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 0}
.chips li{list-style:none;border:1.5px solid var(--ink);border-radius:999px;padding:6px 16px;font-weight:500}
.chips li.main{background:var(--red);border-color:var(--red);color:#fff}
.copyshop{border:2px solid var(--ink);border-radius:6px;padding:24px 26px}
.copyshop h3{font-size:22px;margin-bottom:10px}
.copyshop .rate{display:flex;gap:30px;margin:14px 0 10px}
.copyshop .rate b{font-family:var(--serif);font-size:34px;font-weight:900;display:block;line-height:1.1}
.copyshop .rate span{font-size:14px;color:var(--ink-soft)}
.copyshop p{margin:0;font-size:15px;color:var(--ink-soft)}
@media (max-width:860px){.area .wrap{grid-template-columns:1fr}}

/* about + contact */
.about{background:var(--paper-grey);border-top:1px solid var(--rule)}
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.about .text p{color:var(--ink-soft)}
.about .dealer{margin-top:20px;padding:16px 18px;border-left:4px solid var(--red);background:#fff;font-size:15px}
.about .dealer b{display:block;font-size:16px;color:var(--ink)}
.card{background:#fff;border:1px solid var(--rule);border-radius:6px;padding:26px 28px}
.card h3{font-size:22px;margin-bottom:14px}
.card dl{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;margin:0;font-size:16px}
.card dt{color:var(--ink-soft)}
.card dd{margin:0}
.card dd a{text-decoration:none;font-weight:500}
.card dd a:hover{text-decoration:underline}
.card .cta{margin-top:20px}
.card .cta .btn{font-size:16px;padding:12px 18px}
.map{margin-top:18px;border-radius:6px;overflow:hidden;border:1px solid var(--rule);aspect-ratio:16/9}
.map iframe{width:100%;height:100%;border:0;display:block}
@media (max-width:860px){.about .wrap{grid-template-columns:1fr}}

/* footer */
footer{background:var(--ink);color:#B8B4AE;font-size:14px;padding:30px 0 90px}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 30px;align-items:center}
footer a{color:#fff;text-decoration:none}
footer .links{display:flex;gap:18px;flex-wrap:wrap}
footer .copy{margin-left:auto}
@media (max-width:860px){footer{padding-bottom:96px}}

/* mobile sticky bar */
.bar{display:none}
@media (max-width:860px){
  .bar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:30;box-shadow:0 -4px 16px rgba(0,0,0,.12)}
  .bar a{display:flex;justify-content:center;align-items:center;gap:8px;padding:15px 10px;color:#fff;text-decoration:none;font-weight:700;font-size:17px}
  .bar .c{background:var(--red)}
  .bar .l{background:var(--line)}
  .bar svg{width:20px;height:20px}
}

/* inner pages */
.page-head{background:var(--paper-grey);border-bottom:1px solid var(--rule);padding:40px 0 34px}
.page-head h1{font-size:clamp(30px,4vw,44px)}
.page-head p{color:var(--ink-soft);margin:10px 0 0;max-width:40em}
.crumb{font-size:14px;color:var(--ink-soft);margin-bottom:10px}
.crumb a{text-decoration:none}
.crumb a:hover{text-decoration:underline}
.catnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.catnav a{text-decoration:none;border:1.5px solid var(--ink);border-radius:999px;padding:5px 14px;font-size:14px;font-weight:500;background:#fff}
.catnav a:hover{background:var(--ink);color:#fff}
.cat{padding:48px 0;border-bottom:1px solid var(--rule)}
.cat:last-of-type{border-bottom:0}
.cat h2{margin-bottom:6px}
.cat .intro{color:var(--ink-soft);margin:0 0 24px}
.plist{display:grid;gap:18px}
.prod{display:grid;grid-template-columns:260px 1fr;gap:28px;background:#fff;border:1px solid var(--rule);border-radius:6px;padding:24px}
.prod .ph{display:grid;place-items:center;height:260px;background:var(--paper-grey);border-radius:4px;padding:16px}
.prod .ph img{max-height:228px;max-width:100%;width:auto;object-fit:contain;mix-blend-mode:multiply}
.prod h3{font-size:22px;margin-bottom:6px}
.prod .tag{display:inline-block;font-size:13px;color:#fff;background:var(--red);border-radius:3px;padding:2px 9px;margin-bottom:12px}
.prod .sum{color:var(--ink-soft);margin:0 0 12px;font-size:16px}
.prod details{border-top:1px solid var(--rule);padding-top:10px;margin-top:10px}
.prod summary{cursor:pointer;font-weight:700;font-size:15px;list-style:none;display:flex;align-items:center;gap:8px}
.prod summary::-webkit-details-marker{display:none}
.prod summary::before{content:"";width:8px;height:8px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:rotate(-45deg);transition:transform .15s}
.prod details[open] summary::before{transform:rotate(45deg)}
.prod .spec{font-size:14px;color:var(--ink-soft);margin:10px 0 0;white-space:pre-line;line-height:1.75;max-height:480px;overflow:auto}
.prod .act{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.prod .act .btn{font-size:15px;padding:10px 16px}
.prod .ph{align-self:start}
@media (max-width:860px){.prod .act .btn{width:auto;flex:1}}
@media (max-width:860px){
  .prod{grid-template-columns:1fr;gap:16px;padding:16px}
  .prod .ph{height:200px}
  .prod .ph img{max-height:170px}
  .prod h3{font-size:19px}
}
/* download page */
.dlg{margin-top:34px}
.dlg h2{font-size:24px;margin-bottom:4px}
.dlg .intro{color:var(--ink-soft);margin:0 0 16px}
.dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.dl .soon{opacity:.55}
.dl em{display:block;font-style:normal;font-size:13px;color:var(--ink-soft);margin-top:10px}
.dl a,.dl .soon{display:block;text-decoration:none;background:#fff;border:1px solid var(--rule);border-radius:6px;padding:22px 24px}
.dl a:hover{border-color:var(--ink)}
.dl b{display:block;font-size:19px;margin-bottom:6px;font-family:var(--serif);font-weight:900}
.dl span{color:var(--ink-soft);font-size:15px}
.dl small{display:block;margin-top:12px;font-size:13px;color:var(--red);font-weight:500}
.help{margin-top:40px;border:2px solid var(--ink);border-radius:6px;padding:24px 26px;max-width:720px}
.help h2{font-size:22px;margin-bottom:8px}
.help p{color:var(--ink-soft);margin:0 0 14px}

/* social strip: Facebook + map */
.social{background:var(--paper-grey);border-top:1px solid var(--rule);padding:36px 0}
.social .wrap{display:grid;grid-template-columns:340px 1fr;gap:24px;align-items:stretch}
.fbbox{background:#fff;border:1px solid var(--rule);border-radius:6px;padding:10px;display:flex;flex-direction:column;gap:8px}
.fbbox iframe{width:100%;max-width:340px;height:130px}
.fbfallback{font-size:14px;text-decoration:none;color:var(--ink-soft)}
.fbfallback:hover{text-decoration:underline}
.mapbox{border:1px solid var(--rule);border-radius:6px;overflow:hidden;min-height:180px;background:#fff}
.mapbox iframe{width:100%;height:100%;min-height:180px;border:0;display:block}
@media (max-width:860px){.social .wrap{grid-template-columns:1fr}.fbbox{align-items:center}.mapbox{aspect-ratio:16/9}}

/* quote form page */
.quote{padding:48px 0 64px;background:var(--paper-grey)}
.quote .wrap{display:grid;grid-template-columns:320px 1fr;gap:40px;align-items:start}
.quote-side h1{font-size:clamp(30px,4vw,42px)}
.quote-side .lead{color:var(--ink-soft);margin:14px 0 24px}
.side-phone{display:block;font-family:var(--serif);font-weight:900;font-size:34px;color:var(--red);text-decoration:none;letter-spacing:.01em;line-height:1.1}
.side-note{font-size:14px;color:var(--ink-soft);margin:10px 0 20px}
.qform{background:#fff;border:1px solid var(--rule);border-radius:8px;padding:28px 30px}
.qform fieldset{border:0;padding:0;margin:0 0 26px}
.qform legend{font-family:var(--serif);font-weight:900;font-size:20px;padding:0;margin-bottom:14px;width:100%;border-bottom:2px solid var(--ink);padding-bottom:8px}
.qform label{display:block;font-size:15px;font-weight:500}
.qform label i{color:var(--red);font-style:normal}
.qform input[type=text],.qform input[type=tel],.qform input[type=email],.qform input[type=month],.qform select,.qform textarea{display:block;width:100%;margin-top:6px;padding:10px 12px;font:inherit;font-size:16px;border:1px solid #C9C6C0;border-radius:4px;background:#fff;color:var(--ink)}
.qform input:focus,.qform select:focus,.qform textarea:focus{outline:2px solid var(--red);outline-offset:1px;border-color:var(--red)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
.grid2 .full{grid-column:1/-1}
.qform .full{margin-top:14px}
.row{display:grid;grid-template-columns:150px 1fr;gap:8px 16px;align-items:start;padding:10px 0;border-bottom:1px solid var(--rule)}
.row .lb{font-size:15px;font-weight:500;padding-top:2px}
.opts{display:flex;flex-wrap:wrap;gap:8px 18px}
.opts label{display:inline-flex;align-items:center;gap:6px;font-weight:400;cursor:pointer}
.opts input{width:18px;height:18px;accent-color:var(--red);margin:0}
.hp{position:absolute;left:-9999px;opacity:0}
.submit{text-align:center;margin-top:6px}
.submit .btn{min-width:220px;justify-content:center}
.tiny{font-size:13px;color:var(--ink-soft);margin:12px 0 0}
.qmsg{display:none;margin-top:16px;padding:12px 16px;border-radius:4px;font-weight:500}
.qmsg.ok{display:block;background:#E8F7EE;color:#146C3A;border:1px solid #9ED9B6}
.qmsg.err{display:block;background:#FDECEC;color:var(--red-deep);border:1px solid #F3B6B4}
@media (max-width:860px){
  .quote .wrap{grid-template-columns:1fr;gap:24px}
  .quote-side .btn{width:auto}
  .qform{padding:20px 16px}
  .grid2{grid-template-columns:1fr}
  .row{grid-template-columns:1fr;gap:6px}
}