.stm{max-width:1280px;margin:0 auto;padding:24px 32px 48px;color:#12202F;font-size:14px;line-height:1.45}
.stm *{box-sizing:border-box}
.stm-layout{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:32px;align-items:start}
@media (max-width:960px){.stm{padding:16px}.stm-layout{grid-template-columns:minmax(0,1fr)}}
.stm-layout>*{min-width:0}
@media (max-width:600px){.stm-title{font-size:22px}.stm-main{min-height:220px}}
@media (min-width:961px){.stm-side{position:sticky;top:16px}}
.stm-card{background:#fff;border:1px solid #DCE3EA;border-radius:10px;padding:24px;margin-bottom:20px}
.stm-card h2{font-size:16px;margin:0 0 16px;font-weight:600}
.stm-card h3{font-size:15px;margin:20px 0 6px;font-weight:600}
.stm-title{margin:12px 0 6px;font-size:28px;line-height:1.2;font-weight:600}
.stm-muted{color:#5B6775}.stm-sm{font-size:12px}.stm-note{margin:12px 0 0;font-size:13px}
.stm-chips{display:flex;gap:8px;flex-wrap:wrap}
.stm-chip{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:500;background:#E6EDF3;color:#33475B}
.stm-chip.ok{background:#DDF3EA;color:#0B5B40}.stm-chip.warn{background:#FCEBC8;color:#7A4300}.stm-chip.bad{background:#FADDDD;color:#8A1F1F}
.stm-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:16px;margin-top:16px}
.stm-main{border:1px solid #DCE3EA;border-radius:8px;overflow:hidden;background:#E3E9EF;display:flex;align-items:center;justify-content:center;min-height:300px}
.stm-main img{max-width:100%;max-height:420px;display:block}
.stm-thumbs{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-content:start}
.stm-thumb{border:1px solid #DCE3EA;border-radius:8px;padding:0;overflow:hidden;background:#E3E9EF;cursor:pointer}
.stm-thumb:focus-visible{outline:2px solid #0F6B63}
.stm-thumb img{width:100%;display:block}
.stm-kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:16px 32px}
.stm-kv span{display:block;font-size:12px;color:#5B6775}.stm-kv b{font-weight:500}
.stm table{width:100%;border-collapse:collapse;border:0}
.stm th{font-size:12px;font-weight:500;color:#5B6775;text-align:left;padding:8px 10px;border-bottom:1px solid #DCE3EA}
.stm td{padding:10px;border:0;border-bottom:1px solid #EAEFF4}
.stm-tw{overflow-x:auto}
.stm input[type=number]{width:84px;padding:8px;border:1px solid #AEB9C5;border-radius:6px;font:inherit}
.stm input[type=number]:disabled{background:#F1F4F7}
.stm select{width:100%;padding:10px;border:1px solid #AEB9C5;border-radius:6px;font:inherit;background:#fff}
.stm-price{font-size:32px;font-weight:700;line-height:1.2}
.stm-moq{background:#F1F4F7;border-radius:8px;padding:12px 14px;margin:16px 0}
.stm-row{display:flex;justify-content:space-between}
.stm-bar{height:8px;background:#D5DDE5;border-radius:4px;margin:8px 0}
#stm-bar-fill{height:8px;width:0;background:#0F6B63;border-radius:4px;transition:width .2s}
.stm-svc{display:flex;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid #EAEFF4}
.stm-svc input{margin-top:4px;width:18px;height:18px}.stm-svc label{flex:1;margin:0}
.stm-svc em{font-style:normal;white-space:nowrap;font-weight:500}
.stm-sum{display:flex;justify-content:space-between;padding:5px 0;gap:12px}
.stm-total{border-top:1px solid #DCE3EA;margin-top:6px;padding-top:10px;font-weight:700;font-size:16px}
.stm-actions{margin-top:16px}
.stm-btn{display:block;width:100%;min-height:48px;border-radius:8px;border:1px solid #0F6B63;font:inherit;font-weight:600;cursor:pointer;background:#fff;color:#0F6B63}
.stm-btn.stm-primary{background:#0F6B63;color:#fff}
.stm-btn:disabled{opacity:.45;cursor:not-allowed}
.stm-steps{display:flex;gap:8px;flex-wrap:wrap}
.stm-steps div{flex:1;min-width:90px;font-size:12px;color:#33475B;border-top:3px solid #B7C3CF;padding-top:6px}
.stm-steps div.on{border-top-color:#0F6B63;font-weight:600;color:#0F6B63}

.stm-pct{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin:0 0 14px}.stm-pct label{font-weight:700}.stm-pct input{width:90px;padding:8px;border:1px solid #d9d9cd;border-radius:3px;background:transparent}.stm-pct small{flex-basis:100%}
.stm-pct-btns{display:inline-flex;gap:6px}body .stm-pct .stm-pct-b{padding:7px 13px;border:1px solid #d9d9cd;border-radius:3px;background:transparent;color:inherit;font:inherit;font-size:12px;font-weight:700;line-height:1.2;cursor:pointer;transition:background .15s,border-color .15s}body .stm-pct .stm-pct-b:hover:not(:disabled){border-color:#20231e}body .stm-pct .stm-pct-b.is-on{background:#d2fa59;border-color:#d2fa59;color:#20231e}body .stm-pct .stm-pct-b:disabled{opacity:.4;cursor:not-allowed}