:root{--bg:#f6f7f8;--paper:#fff;--text:#111214;--muted:#70757d;--line:#e5e7ea;--accent:#e21d2f;--shadow:0 8px 28px rgba(17,18,20,.06)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Prompt,Inter,"Noto Sans Thai","Noto Sans SC",Arial,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}.wrap{width:min(1440px,calc(100% - 48px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{width:min(1500px,calc(100% - 40px));min-height:72px;margin:auto;display:flex;align-items:center;gap:28px}.brand-home{display:flex;align-items:center;gap:10px;flex:0 0 auto}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:#111;color:#fff;font-weight:800}.brand-word{font-size:19px;font-weight:800;letter-spacing:.03em}.main-nav{display:flex;align-items:center;gap:6px;flex:1;overflow:auto;white-space:nowrap;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{padding:10px 12px;border-radius:10px;color:#555b63;font-size:14px}.main-nav a:hover,.main-nav a.active{background:#f1f2f4;color:#111}.lang-switch{display:flex;align-items:center;background:#f2f3f4;border-radius:11px;padding:4px}.lang-switch a{padding:6px 8px;border-radius:8px;font-size:12px;color:#6a6f76}.lang-switch a.active{background:#fff;color:#111;box-shadow:0 1px 4px rgba(0,0,0,.08)}.page-head{background:#fff;border-bottom:1px solid var(--line)}.page-head .wrap{padding:54px 0 44px;display:flex;align-items:end;justify-content:space-between;gap:40px}.eyebrow{font-size:11px;letter-spacing:.18em;font-weight:700;color:#8a9098;margin-bottom:12px}.page-head h1{margin:0;font-size:clamp(38px,5vw,70px);letter-spacing:-.045em;line-height:.95}.page-head p{max-width:720px;margin:18px 0 0;color:#6a7078;font-size:15px;line-height:1.7}.search-global,.brand-search{background:#f7f8f9;border:1px solid var(--line);border-radius:16px;padding:0 15px;display:flex;align-items:center;gap:9px}.search-global{width:min(410px,100%)}.search-global input,.brand-search input{width:100%;border:0;outline:0;background:transparent;color:#111}.search-global input{height:48px}.brand-search{padding:0 10px;border-radius:12px;margin:2px 4px 10px}.brand-search input{height:38px;font-size:13px}.search-icon{color:#a1a6ad;font-size:18px}.equipment-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:28px;padding:32px 0 70px;align-items:start}.filters{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.filter-block+.filter-block{border-top:1px solid var(--line)}.filter-title{width:100%;height:58px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;border:0;background:#fff;color:#111;font-weight:700;cursor:pointer}.filter-title>span:first-child{display:flex;align-items:center;gap:10px}.dot{width:8px;height:8px;border-radius:50%;background:#fff;border:2px solid var(--accent);display:inline-block}.chevron{font-size:13px;color:#737982}.filter-body{padding:0 12px 12px}.filter-body.collapsed{display:none}.filter-row,.brand-row{min-height:42px;display:flex;align-items:center;gap:10px;padding:5px 8px;border-radius:10px;cursor:pointer}.filter-row:hover,.brand-row:hover{background:#f7f8f9}.filter-row input,.brand-row input{position:absolute;opacity:0;pointer-events:none}.radio-ui{width:14px;height:14px;border:1.5px solid #8c9299;border-radius:50%;position:relative;flex:0 0 auto}.filter-row input:checked+.radio-ui{border-color:var(--accent)}.filter-row input:checked+.radio-ui:after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--accent)}.check-ui{width:14px;height:14px;border:1.5px solid #969ba2;border-radius:3px;position:relative;flex:0 0 auto}.brand-row input:checked+.check-ui{background:var(--accent);border-color:var(--accent)}.brand-row input:checked+.check-ui:after{content:"";position:absolute;left:3px;top:0px;width:5px;height:8px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}.row-name,.brand-name{font-size:13px;color:#34383d}.brand-name-only{font-weight:500}.row-count{margin-left:auto;color:#9ca1a8;font-size:11px;font-weight:600}.brand-list{max-height:250px;overflow:auto;padding-right:2px}.brand-list::-webkit-scrollbar{width:6px}.brand-list::-webkit-scrollbar-thumb{background:#d8dce1;border-radius:20px}.clear-btn{margin:12px;width:calc(100% - 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