.size-guide-backdrop{-webkit-backdrop-filter:blur(8px);z-index:9998;background:#0006;position:fixed;inset:0}.size-guide-drawer{z-index:9999;background:#fff;border-top-left-radius:20px;border-bottom-left-radius:20px;flex-direction:column;width:100%;max-width:450px;height:100vh;font-family:Inter,sans-serif;display:flex;position:fixed;top:0;right:0;overflow-y:auto;box-shadow:-20px 0 50px #00000026}.size-guide-header{z-index:10;background:#fff;border-bottom:1px solid #f9f9f9;justify-content:space-between;align-items:center;padding:30px 40px;display:flex;position:sticky;top:0}.size-guide-title{letter-spacing:2px;text-transform:uppercase;color:#222;font-size:11px;font-weight:700}.close-drawer-btn{cursor:pointer;opacity:1;background:0 0;border:none;padding:5px;transition:opacity .3s}.close-drawer-btn:hover{opacity:.5}.size-guide-content{padding:40px}.how-to-measure-section{margin-bottom:40px}.accordion-trigger{cursor:pointer;background:0 0;border:none;border-top:1px solid #eee;justify-content:space-between;align-items:center;width:100%;padding:20px 0;display:flex}.accordion-label{letter-spacing:1.5px;text-transform:uppercase;color:#222;font-size:11px;font-weight:700}.illustration-box{justify-content:center;margin:40px 0;display:flex}.measure-instructions{flex-direction:column;gap:30px;display:flex}.instruction-item{align-items:flex-start;gap:20px;display:flex}.number-circle{border:1px solid #222;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:10px;font-weight:700;display:flex}.instruction-text h4{text-transform:uppercase;letter-spacing:1px;color:#222;margin-bottom:8px;font-size:10px;font-weight:700}.instruction-text p{color:#666;font-size:11px;font-weight:400;line-height:1.8}.range-selector{margin-bottom:50px}.range-label-main{letter-spacing:2px;text-transform:uppercase;color:#999;text-align:center;margin-bottom:30px;font-size:10px;font-weight:700}.tabs-header{border-bottom:1px solid #f2f2f2;display:flex}.tab-btn{letter-spacing:1px;text-transform:uppercase;color:#999;cursor:pointer;background:0 0;border:none;flex:1;padding-bottom:15px;font-size:11px;font-weight:700;transition:color .3s;position:relative}.tab-btn.active{color:#222}.tab-underline{background:#222;width:60px;height:2px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.size-groups-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:50px;display:grid}.group-btn{letter-spacing:1px;text-transform:uppercase;cursor:pointer;background:#fff;border:1px solid #eee;padding:18px 0;font-size:11px;font-weight:700;transition:all .3s}.group-btn:hover{border-color:#222}.group-btn.active{color:#fff;background:#1a1a1a;border-color:#1a1a1a}.measurement-table-container{overflow-x:auto}.size-table{border-collapse:collapse;width:100%;min-width:320px}.size-table th{text-align:center;letter-spacing:1px;border-bottom:1px solid #f2f2f2;padding:20px 10px;font-size:11px;font-weight:700}.size-table td{text-align:center;color:#222;border-bottom:1px solid #f9f9f9;padding:22px 10px;font-size:11px;font-weight:500}.size-table td.label-cell{text-align:left;text-transform:uppercase;letter-spacing:.5px;padding-right:20px;font-weight:700}.size-guide-footer{margin-top:60px;padding-bottom:40px}.footer-note{color:#aaa;letter-spacing:.5px;font-size:10px;line-height:1.8}@media (max-width:500px){.size-guide-drawer{border-top-left-radius:15px;border-bottom-left-radius:15px;width:90%;max-width:90%}.size-guide-content{padding:30px 20px}}