.zk-app{--zk-p:#1c7c3c;--zk-pd:#155e2e;--zk-bd:#dde3e8;--zk-tx:#1f2933;--zk-mu:#6b7784;--zk-ac:#ff8a00;
  font-family:"Segoe UI",Roboto,Arial,sans-serif;color:var(--zk-tx);line-height:1.45;font-size:15px}
.zk-app *,.zk-app *::before,.zk-app *::after{box-sizing:border-box}
.zk-app h3{margin:0;font-weight:600}
.zk-loading{padding:40px;text-align:center;color:var(--zk-mu)}
.zk-wrap{display:grid;grid-template-columns:1fr 380px;gap:24px}
@media(max-width:960px){.zk-wrap{grid-template-columns:1fr}}
.zk-step{background:#fff;border:1px solid var(--zk-bd);border-radius:10px;padding:20px 22px;margin-bottom:18px}
.zk-step-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.zk-step-num{width:32px;height:32px;border-radius:50%;background:var(--zk-p);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.zk-step-head h3{font-size:18px}
.zk-step-head small{display:block;font-size:13px;color:var(--zk-mu);font-weight:400}
.zk-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.zk-card{border:2px solid var(--zk-bd);border-radius:10px;padding:12px;cursor:pointer;background:#fff;transition:.15s;position:relative;text-align:center}
.zk-card:hover{border-color:#9dbba8}
.zk-card.zk-active{border-color:var(--zk-p);box-shadow:0 0 0 3px rgba(28,124,60,.15)}
.zk-card.zk-active::after{content:"✓";position:absolute;top:8px;right:10px;background:var(--zk-p);color:#fff;width:22px;height:22px;border-radius:50%;font-size:13px;display:flex;align-items:center;justify-content:center}
.zk-card svg{width:100%;height:80px;margin-bottom:8px}
.zk-card .zk-t{font-weight:600;font-size:14px}
.zk-card .zk-d{font-size:12px;color:var(--zk-mu);margin-top:3px}
.zk-card .zk-p{font-size:12.5px;color:var(--zk-pd);font-weight:600;margin-top:6px}
.zk-card .zk-f{font-size:11px;color:var(--zk-mu);margin-top:2px}
.zk-chips{display:flex;flex-wrap:wrap;gap:8px}
.zk-chip{border:2px solid var(--zk-bd);border-radius:8px;padding:9px 14px;cursor:pointer;font-size:14px;font-weight:500;background:#fff;min-width:72px;text-align:center}
.zk-chip:hover{border-color:#9dbba8}
.zk-chip.zk-active{border-color:var(--zk-p);background:#e8f4ec;color:var(--zk-pd)}
.zk-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.zk-fld{display:block;font-size:13px;font-weight:600;color:#3b4652;margin-bottom:6px}
.zk-inp{display:flex;align-items:center;border:2px solid var(--zk-bd);border-radius:8px;overflow:hidden;background:#fff}
.zk-inp input,.zk-inp select{flex:1;border:0!important;padding:10px 12px;font-size:15px;outline:none;min-width:0;background:transparent;height:auto;box-shadow:none}
.zk-inp span{padding:0 12px;background:#f1f3f5;color:var(--zk-mu);font-size:13px;align-self:stretch;display:flex;align-items:center;border-left:1px solid var(--zk-bd)}
.zk-inp:focus-within{border-color:var(--zk-p)}
.zk-hint{font-size:12px;color:var(--zk-mu);margin-top:6px}
.zk-hint.zk-warn{color:#b45309}
.zk-swatches{display:flex;flex-wrap:wrap;gap:12px}
.zk-sw{width:110px;cursor:pointer;text-align:center}
.zk-sw .zk-c{height:54px;border-radius:8px;border:3px solid var(--zk-bd)}
.zk-sw.zk-active .zk-c{border-color:var(--zk-p);box-shadow:0 0 0 3px rgba(28,124,60,.2)}
.zk-sw .zk-n{font-size:12px;margin-top:5px;font-weight:600}
.zk-sw .zk-s{font-size:11px;color:var(--zk-mu)}
.zk-stepper{display:flex;border:2px solid var(--zk-bd);border-radius:8px;overflow:hidden;width:130px;background:#fff}
.zk-stepper button{width:36px;height:38px;border:0;border-radius:0;background:#f1f3f5;font-size:18px;cursor:pointer;color:var(--zk-tx);padding:0;line-height:1}
.zk-stepper button:hover{background:#e2e6ea}
.zk-stepper input{width:58px;text-align:center;border:0!important;font-size:15px;outline:none;height:38px;box-shadow:none}
.zk-opt-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--zk-bd)}
.zk-opt-row:last-child{border-bottom:0}
.zk-opt-row .zk-n{font-weight:600;font-size:14px}
.zk-opt-row .zk-s{font-size:12px;color:var(--zk-mu)}
.zk-opt-row .zk-pr{font-size:13px;color:var(--zk-pd);font-weight:600;white-space:nowrap}
.zk-check{display:flex;align-items:center;gap:10px;cursor:pointer;flex:1;margin:0}
.zk-check input{width:18px;height:18px;accent-color:var(--zk-p);margin:0}
.zk-sysinfo{background:#f3f7f4;border:1px solid #cfe2d5;border-radius:8px;padding:10px 14px;font-size:12.5px;margin-bottom:14px;display:flex;flex-wrap:wrap;gap:6px 22px}
.zk-sysinfo b{color:var(--zk-pd)}
.zk-summary{position:sticky;top:16px;background:#fff;border:1px solid var(--zk-bd);border-radius:10px;overflow:hidden;align-self:start}
.zk-summary h3{background:var(--zk-p);color:#fff;padding:14px 18px;font-size:17px}
.zk-sum-body{padding:14px 18px;max-height:46vh;overflow:auto}
.zk-sum-line{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px dashed #e5e9ed;font-size:13.5px}
.zk-sum-line:last-child{border-bottom:0}
.zk-sum-line .zk-l b{display:block;font-weight:600}
.zk-sum-line .zk-l small{color:var(--zk-mu);font-size:11.5px;display:block}
.zk-sum-line .zk-l code{font-size:11px;color:#8a6d1f;background:none;padding:0}
.zk-sum-line .zk-r{text-align:right;white-space:nowrap;font-weight:600}
.zk-sum-line .zk-r small{display:block;font-weight:400;color:var(--zk-mu);font-size:11.5px}
.zk-sum-total{background:#f8faf9;padding:14px 18px;border-top:2px solid var(--zk-bd)}
.zk-big{display:flex;justify-content:space-between;font-size:22px;font-weight:700;color:var(--zk-pd)}
.zk-vat{font-size:12px;color:var(--zk-mu);display:flex;justify-content:space-between;margin-top:4px}
.zk-btn{display:block;width:100%;margin-top:14px;padding:14px;border:0;border-radius:8px;background:var(--zk-ac);color:#fff;font-size:16px;font-weight:700;cursor:pointer;line-height:1.2}
.zk-btn:hover{background:#e67a00;color:#fff}
.zk-btn:disabled{opacity:.6;cursor:wait}
.zk-btn.zk-sec{background:#fff;color:var(--zk-pd);border:2px solid var(--zk-p);margin-top:8px;font-size:14px;padding:10px}
.zk-btn.zk-sec:hover{background:#e8f4ec}
.zk-sum-meta{font-size:12px;color:var(--zk-mu);margin-top:10px;line-height:1.6}
.zk-err{color:#b91c1c;font-size:13px;padding:10px 0}
.zk-modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:99999;padding:16px}
.zk-modal-bg.zk-open{display:flex}
.zk-modal{background:#fff;border-radius:12px;max-width:520px;width:100%;max-height:90vh;overflow:auto;padding:24px;position:relative}
.zk-modal h3{color:var(--zk-pd);margin-bottom:10px}
.zk-modal pre{background:#f4f6f8;padding:12px;border-radius:8px;font-size:13px;white-space:pre-wrap}
.zk-close{position:absolute;top:8px;right:12px;border:0;background:none;font-size:24px;cursor:pointer;color:var(--zk-mu);padding:4px 8px}