:root{--ink:#193640;--muted:#5b7078;--teal:#126e66;--pale:#e8f4f1;--line:#dce5e7;--bg:#f4f7f8}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-size:15px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,.button{border:1px solid var(--line);border-radius:10px;background:white;padding:11px 16px;color:var(--ink);font-weight:600;cursor:pointer;min-height:44px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}button:hover,.button:hover{border-color:var(--teal);background:var(--pale)}button.primary,.button.primary{background:var(--teal);border-color:var(--teal);color:white}button.danger{color:#ac3442}button:disabled{opacity:.55;cursor:wait}input,select,textarea{background:white;border:1px solid #c4d3d7;border-radius:9px;padding:11px;width:100%;color:var(--ink);min-height:44px}textarea{min-height:95px;resize:vertical}input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:3px solid #8bd5cc;outline-offset:2px}label{display:block;font-size:13px;font-weight:650;margin-bottom:15px}label input,label select,label textarea{margin-top:6px}h1{font-size:29px;letter-spacing:-1px;margin:4px 0 8px}h2{font-size:19px;margin:0 0 18px;letter-spacing:-.3px}h3{font-size:16px}p{line-height:1.6}small,.muted{color:var(--muted);line-height:1.5}header{height:76px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:15px}header .brand{font-size:17px;font-weight:750;display:flex;align-items:center;gap:10px}header img{width:36px;height:36px}.shell{display:grid;grid-template-columns:220px 1fr;max-width:1600px;margin:auto;min-height:calc(100vh - 76px)}nav{padding:30px 18px;border-right:1px solid 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var(--line);border-radius:12px;padding:20px}.payment strong{display:block;font-size:22px;margin:10px 0}.preview-logo{max-width:160px;max-height:70px;display:block;margin:12px 0}.hash{font:11px ui-monospace,monospace;overflow-wrap:anywhere}.public{max-width:850px;margin:25px auto;padding:16px}.check{display:flex;align-items:flex-start;gap:12px;font-weight:400;font-size:14px}.check input{width:22px;height:22px;min-height:22px;flex:none;margin:0}.receipt{border:1px solid var(--line);padding:18px;margin:12px 0;border-radius:12px}#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#193640;color:white;max-width:90vw;border-radius:12px;padding:14px 22px;z-index:99;display:none;box-shadow:0 4px 20px #0003}#toast.show{display:block}.loading{text-align:center;padding:20vh 20px}.busy{opacity:.6;pointer-events:none}.versionbar{display:flex;align-items:center;gap:10px;margin-bottom:20px}a{color:var(--teal)}.error{color:#a52b38;white-space:pre-wrap}.foot{font-size:12px;color:var(--muted);margin:30px 0}.catalogrow{display:grid;grid-template-columns:2fr 1fr 1fr 44px;gap:12px;align-items:end;margin-bottom:10px}.catalogrow label{margin:0}.visuallyhidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@media(max-width:1000px){.shell{grid-template-columns:170px 1fr}main{padding:24px 20px}.itemrow{grid-template-columns:1fr 60px 90px 90px 40px}.teeth-row{gap:3px}.tooth{width:34px}}@media(max-width:700px){header{height:66px;padding:0 16px}header .brand{font-size:15px}header .email{display:none}.shell{display:block}nav{position:sticky;top:0;background:white;z-index:5;display:flex;padding:7px 10px;border-bottom:1px solid var(--line);gap:3px;overflow:auto}nav button{font-size:12px;white-space:nowrap;margin:0;width:auto;padding:9px 12px}nav 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@media print{nav,header,button,.actions{display:none}body{background:white}.card{border:0;box-shadow:none}main{padding:0}}