:root{--mb-blue:#1a56db;--mb-blue-dark:#0c3a99;--mb-blue-light:#e8f0fe;--mb-blue-50:#f5f8ff;--text-primary:#111827;--text-secondary:#4b5563;--text-tertiary:#6b7280;--border:#e5e7eb;--border-strong:#d1d5db;--success:#16a34a;--warning:#ea580c;--bg:#fff;--bg-gray:#f9fafb}*{box-sizing:border-box;margin:0;padding:0}body,html{font-family:-apple-system,BlinkMacSystemFont,Malgun Gothic,맑은 고딕,sans-serif;background:var(--bg);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit}.container{max-width:1440px;margin:0 auto;padding:0 20px}.hero{background:linear-gradient(135deg,var(--mb-blue) 0,var(--mb-blue-dark) 100%);color:#fff;padding:56px 0 64px}.hero-badge{display:inline-block;background:hsla(0,0%,100%,.15);color:#fff;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:500;margin-bottom:14px}.hero h1{font-size:38px;font-weight:700;margin-bottom:12px;letter-spacing:-.5px}.hero-sub{font-size:16px;opacity:.92;margin-bottom:28px;max-width:700px}.hero-stats{display:flex;gap:40px;flex-wrap:wrap}.hero-stat-value{font-size:28px;font-weight:700;margin-bottom:2px}.hero-stat-label{font-size:13px;opacity:.85}.cat-tabs{display:flex;gap:8px;overflow-x:auto;padding:24px 0 4px;margin-bottom:16px;scrollbar-width:none}.cat-tabs::-webkit-scrollbar{display:none}.cat-tab{background:#fff;border:1.5px solid var(--border);color:var(--text-secondary);padding:10px 18px;border-radius:24px;font-size:14px;font-weight:500;cursor:pointer;white-space:nowrap;transition:all .15s}.cat-tab:hover{border-color:var(--mb-blue);color:var(--mb-blue)}.cat-tab.active{background:var(--mb-blue);border-color:var(--mb-blue);color:#fff}.cat-tab .count{opacity:.7;margin-left:4px;font-size:12px}.main-layout{display:grid;grid-template-columns:260px 1fr;grid-gap:28px;gap:28px;align-items:start;padding-bottom:60px}@media (max-width:900px){.main-layout{grid-template-columns:1fr}}.filter-sidebar{background:var(--bg-gray);border:1px solid var(--border);border-radius:14px;padding:18px;position:-webkit-sticky;position:sticky;top:20px;max-height:calc(100vh - 40px);overflow-y:auto}.filter-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--border)}.filter-title{font-size:15px;font-weight:600}.filter-reset{background:none;border:none;color:var(--mb-blue);cursor:pointer;font-size:12px;font-weight:500}.filter-reset:hover{text-decoration:underline}.filter-group{margin-bottom:8px;border-bottom:1px solid var(--border)}.filter-group:last-child{border-bottom:none}.filter-group-header{padding:10px 0;display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-size:13.5px;font-weight:600;-webkit-user-select:none;-moz-user-select:none;user-select:none}.filter-group-header .chevron{color:var(--text-tertiary);transition:transform .2s}.filter-group.open .chevron{transform:rotate(180deg)}.filter-group-body{display:none;padding:0 0 12px}.filter-group.open .filter-group-body{display:block}.filter-option{display:flex;align-items:center;padding:4px 0;font-size:13px;color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.filter-option input{margin-right:8px;accent-color:var(--mb-blue);cursor:pointer}.filter-option:hover{color:var(--mb-blue)}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.results-count{font-size:14px;color:var(--text-secondary)}.results-count strong{color:var(--mb-blue);font-weight:700;font-size:16px}.sort-select{border:1px solid var(--border-strong);padding:7px 10px;border-radius:8px;font-size:13px;background:#fff;cursor:pointer}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));grid-gap:16px;gap:16px}.product-card{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .2s;cursor:pointer;display:flex;flex-direction:column}.product-card:hover{border-color:var(--mb-blue);box-shadow:0 8px 24px rgba(26,86,219,.1);transform:translateY(-2px)}.product-image{height:160px;background:var(--mb-blue-50);position:relative;overflow:hidden}.motor-label-box,.product-image{display:flex;align-items:center;justify-content:center}.motor-label-box{flex-direction:column;padding:0 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20px;overflow-y:auto;display:flex;align-items:flex-start;justify-content:center}.modal{background:#fff;border-radius:18px;max-width:780px;width:100%;overflow:hidden;animation:slideUp .25s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.modal-header{padding:24px 28px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:start;gap:20px}.modal-title-wrap h2{font-size:20px;font-weight:600;margin-bottom:6px}.modal-model-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.modal-model{font-family:SF Mono,Consolas,monospace;color:var(--text-tertiary);font-size:13px}.modal-cat-badge{background:var(--mb-blue-light);color:var(--mb-blue);font-size:11px;font-weight:600;padding:3px 9px;border-radius:12px}.modal-close{background:var(--bg-gray);border:none;width:34px;height:34px;border-radius:10px;font-size:18px;cursor:pointer;color:var(--text-secondary);flex-shrink:0}.modal-close:hover{background:#e5e7eb}.modal-body{padding:24px 28px}.modal-section{margin-bottom:24px}.modal-section:last-child{margin-bottom:0}.modal-section-title{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.spec-table{width:100%;border-collapse:collapse;background:var(--bg-gray);border-radius:10px;overflow:hidden}.spec-table td{padding:10px 14px;font-size:13.5px;border-bottom:1px solid #fff}.spec-table td:first-child{color:var(--text-secondary);width:40%;font-weight:500}.spec-table td:last-child{color:var(--text-primary);font-weight:500}.spec-table tr:last-child td{border-bottom:none}.modal-footer{padding:18px 28px;background:var(--bg-gray);border-top:1px solid var(--border);display:flex;gap:10px;align-items:center;flex-wrap:wrap}.mf-left{flex:1 1;font-size:13px;color:var(--text-secondary);min-width:140px}.mf-left strong{color:var(--mb-blue);font-size:17px;font-weight:700}.btn-inquiry,.btn-primary-lg{padding:10px 18px;border-radius:10px;font-size:13.5px;font-weight:600;cursor:pointer;text-decoration:none;border:1.5px solid}.btn-inquiry{background:#fff;color:var(--mb-blue);border-color:var(--mb-blue)}.btn-inquiry:hover{background:var(--mb-blue-light)}.btn-primary-lg{background:var(--mb-blue);color:#fff;border-color:var(--mb-blue)}.btn-primary-lg:hover{background:var(--mb-blue-dark)}.empty-state{grid-column:1/-1;text-align:center;padding:50px 20px;color:var(--text-tertiary)}.empty-icon{font-size:40px;margin-bottom:8px;opacity:.4}@media (max-width:640px){.hero h1{font-size:28px}.hero-sub{font-size:14px}.hero-stats{gap:20px}.hero-stat-value{font-size:22px}.product-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.modal-body,.modal-footer,.modal-header{padding-left:18px;padding-right:18px}}