:root{--bg: #ffffff;--bg-alt: #f6f8fa;--card: #ffffff;--border: #e3e7eb;--heading: #2c3e50;--text: #33404d;--muted: #6b7785;--muted-2: #52606d;--link: #2c6fb0;--accent: #2c3e50;--accent-text: #ffffff;--maxw: 1140px;--grid: #eef1f4}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Poppins,Noto Sans TC,PingFang TC,Microsoft JhengHei,Microsoft YaHei,Arial,Helvetica,sans-serif;line-height:1.6;font-size:16px}a{color:inherit;text-decoration:none}a:hover{color:var(--link)}img{max-width:100%;display:block}.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}h1,h2,h3{margin:0;letter-spacing:-.4px;color:var(--heading)}.label{font-size:11px;letter-spacing:2px;color:var(--muted);text-transform:uppercase}.section-title{font-size:18px;font-weight:700;color:var(--link);letter-spacing:-.2px}.btn{display:inline-block;font-size:13px;font-weight:700;padding:11px 22px;border-radius:2px;border:1px solid transparent;cursor:pointer;transition:background .15s,color .15s}.btn-accent{background:var(--accent);color:var(--accent-text)}.btn-accent:hover{filter:brightness(.94)}.btn-ghost{border-color:#c5ccd3;color:var(--heading)}.btn-ghost:hover{border-color:var(--heading);color:var(--heading);background:var(--bg-alt)}.site-header{background:#fff;border-bottom:1px solid #dbe2e9;position:sticky;top:0;z-index:50;transition:box-shadow .25s ease}.site-header.scrolled{box-shadow:0 2px 10px #00000012}.header-actions{display:flex;align-items:center;gap:4px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;padding:0;background:none;border:none;border-radius:6px;color:var(--heading);cursor:pointer;line-height:0;transition:background .15s ease,color .15s ease}.icon-btn:hover{color:var(--link);background:var(--bg-alt)}.icon-btn svg{width:22px;height:22px}.lang-menu,.search-box{position:relative}.lang-menu .dropdown,.search-box .header-search{position:absolute;top:calc(100% + 10px);right:0;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0000001f;z-index:60;display:none}.lang-menu.open .dropdown,.search-box.open .header-search{display:block}.lang-menu .dropdown{min-width:150px;padding:6px}.lang-menu .dropdown a{display:block;padding:9px 14px;border-radius:5px;font-size:15px;color:var(--heading);white-space:nowrap}.lang-menu .dropdown a:hover{background:var(--bg-alt);color:var(--link)}.lang-menu .dropdown a.active{color:var(--link);font-weight:600}.search-box .header-search{margin:0;padding:10px}.header-search input{font-family:inherit;font-size:14px;padding:8px 12px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--heading);width:240px;max-width:60vw}.header-search input:focus{outline:none;border-color:var(--link)}.nav{display:flex;justify-content:flex-start;align-items:center;padding:16px 40px;gap:24px;flex-wrap:nowrap;max-width:none;transition:padding .25s ease}.site-header.scrolled .nav{padding-top:8px;padding-bottom:8px}.brand{color:var(--heading);font-weight:800;letter-spacing:1px;font-size:18px;display:inline-flex;align-items:center;gap:12px}.brand-logo{height:60px;width:auto;transition:height .25s ease}.brand-name{color:var(--heading);font-size:22px;font-weight:800;letter-spacing:1px;white-space:nowrap;transition:font-size .25s ease}.site-header.scrolled .brand-logo{height:40px}.site-header.scrolled .brand-name{font-size:18px}@media(prefers-reduced-motion:reduce){.brand-logo,.brand-name,.nav,.site-header{transition:none}}.nav-links{display:flex;gap:24px;align-items:center;flex-wrap:nowrap;font-size:17px;font-weight:500;margin-left:auto}.nav-links a{color:var(--heading);white-space:nowrap}.nav-links a:hover,.nav-links a.active{color:var(--link)}.nav-item{position:relative;display:inline-flex;align-items:center}.nav-toggle{font:inherit;color:var(--heading);background:none;border:none;padding:0;cursor:pointer;display:inline-flex;align-items:center;white-space:nowrap}.nav-toggle:hover{color:var(--link)}.nav-item .caret{font-size:11px;margin-left:3px}.nav-dropdown{position:absolute;top:100%;left:0;margin-top:8px;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0000001f;min-width:190px;padding:6px;display:none;z-index:60}.nav-dropdown:before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}.nav-item:hover .nav-dropdown,.nav-item:focus-within .nav-dropdown,.nav-item.open .nav-dropdown{display:block}.nav-dropdown a{display:block;padding:9px 14px;border-radius:5px;font-size:15px;font-weight:400;color:var(--heading);white-space:nowrap}.nav-dropdown a:hover{background:var(--bg-alt);color:var(--link)}@media(max-width:1100px){.nav{flex-wrap:wrap;padding-left:22px;padding-right:22px}.nav-links{order:3;flex-wrap:wrap;flex-basis:100%;gap:18px;margin-left:0}.header-actions{margin-left:auto}}.hero{padding:72px 0;background-image:linear-gradient(to right,#ffffffd1,#fff9 32%,#fff3 62%,#fff0),url(/IMG/home/fty.webp);background-size:cover;background-position:center;background-repeat:no-repeat}.hero .tagline{color:var(--link);font-size:12px;letter-spacing:2px}.hero h1{font-size:clamp(28px,6vw,44px);font-weight:800;line-height:1.05;margin:10px 0;max-width:560px}.hero p{color:var(--muted-2);max-width:460px}.hero .actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}.section{padding:28px 0;border-top:1px solid var(--border)}.section--alt{background:var(--bg-alt)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.grid--products{grid-template-columns:repeat(4,1fr)}.grid--featured{grid-template-columns:repeat(5,1fr)}@media(max-width:860px){.grid,.grid--products{grid-template-columns:repeat(2,1fr)}.grid--featured{grid-template-columns:repeat(3,1fr)}}@media(max-width:520px){.grid,.grid--products{grid-template-columns:1fr}.grid--featured{grid-template-columns:repeat(2,1fr)}}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:16px;display:flex;flex-direction:column}.card:hover{border-color:var(--accent)}.card .thumb{width:100%;aspect-ratio:1/1;background:#fff;border-radius:6px;margin-bottom:10px;display:flex;align-items:center;justify-content:center;color:#9aa3ac;font-size:11px;overflow:hidden;padding:12px}.card .thumb img{width:100%;height:100%;object-fit:contain}.card-model{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:0}.card-name{font-size:12px;color:var(--muted-2);margin-top:2px;line-height:1.4}.subcat-card{font:inherit;text-align:left;width:100%;cursor:pointer;color:inherit}.subcat-card h3{font-size:15px;font-weight:700}.stats{display:flex;gap:26px;flex-wrap:wrap}.stats .stat strong{display:block;font-size:24px;font-weight:800;color:var(--heading)}.stats .stat span{font-size:12px;color:var(--muted-2)}.breadcrumb{font-size:12px;color:var(--muted);padding:14px 0}.breadcrumb a:hover{color:var(--link)}.filters{display:flex;gap:6px;flex-wrap:wrap;margin:14px 0}.filters .chip{font-size:14px;padding:7px 14px;border-radius:2px;border:1px solid var(--border);color:var(--muted-2);background:transparent;font-family:inherit;line-height:1.5;cursor:pointer}.filters .chip:hover{border-color:var(--heading);color:var(--heading)}.filters .chip.active{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.product-head{display:flex;gap:18px;flex-wrap:wrap;align-items:flex-start}.gallery{flex:1 1 320px}.gallery .main{background:#fff;border:1px solid var(--border);border-radius:4px;aspect-ratio:4/3;max-height:400px;display:flex;align-items:center;justify-content:center;padding:18px}.gallery .main img{width:100%;height:100%;object-fit:contain}.gallery .thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.thumb-btn{width:64px;height:64px;padding:0;background:#fff;border:1px solid var(--border);border-radius:4px;cursor:pointer;overflow:hidden}.thumb-btn img{width:100%;height:100%;object-fit:contain}.thumb-btn.active{border-color:var(--link)}.product-info{flex:1 1 320px}.product-info h1{font-size:24px;font-weight:800}.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin-top:14px}.spec-table td{padding:8px 0;border-bottom:1px solid var(--border);vertical-align:top}.spec-table td.key{color:var(--muted);width:34%}.feature-list{margin:0;padding-left:18px;list-style:disc}.feature-list li{padding:2px 0}.feature-list a{color:var(--link);text-decoration:underline}.feature-list a:hover{color:var(--heading)}.product-extra{margin-top:22px;padding-top:22px;border-top:1px solid var(--border)}.model-table-title{font-size:13px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--heading);margin-bottom:12px}.model-table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border:1px solid var(--border)}.model-table th,.model-table td{border:1px solid var(--border);padding:9px 12px;text-align:center}.model-table thead th{background:var(--heading);color:#fff;font-weight:700;font-size:13px}.model-table td:nth-child(2){text-align:left}.num-tables{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:18px}@media(max-width:720px){.num-tables{grid-template-columns:1fr}}.num-table{width:100%;border-collapse:collapse;font-size:14px;background:#fff;border:1px solid var(--border)}.num-table th,.num-table td{border:1px solid var(--border);padding:9px 12px;text-align:left}.num-table thead th{background:var(--heading);color:#fff;font-weight:700;font-size:13px}.num-table tbody td:first-child{width:34%;text-align:center;font-weight:700;font-variant-numeric:tabular-nums;color:var(--heading)}.site-footer{border-top:1px solid var(--border);background:var(--bg-alt);color:var(--muted-2)}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr 2fr;gap:32px;padding:48px 22px 36px}@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}@media(max-width:520px){.footer-grid{grid-template-columns:1fr;gap:26px}}.footer-heading{font-size:17px;font-weight:700;color:var(--heading);letter-spacing:.5px;margin-bottom:14px}.footer-service-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}@media(max-width:820px){.footer-service-grid{grid-template-columns:1fr;gap:22px}}.footer-subheading{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--muted-2);margin-bottom:8px}.footer-links,.footer-contact{list-style:none;margin:0;padding:0}.footer-links li{margin:8px 0}.footer-links a{color:var(--muted-2);font-size:16px}.footer-links a:hover{color:var(--link)}.footer-contact li{display:flex;align-items:center;gap:12px;margin:12px 0;font-size:16px}.footer-contact a:hover{color:var(--link)}.footer-badge{flex:none;width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-text);display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:16px 22px;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}