:root{color-scheme:light;--ink:#171717;--muted:#666b73;--line:#ded8cf;--paper:#fbfaf7;--panel:#ffffff;--accent:#0f766e;--accent-strong:#0b5f59;--danger:#b42318;--warning:#b54708}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}button,input,select{font:inherit}button{align-items:center;background:var(--accent);border:0;border-radius:6px;color:white;cursor:pointer;display:inline-flex;font-weight:700;gap:8px;justify-content:center;min-height:42px;padding:10px 14px}button:hover{background:var(--accent-strong)}button:disabled{cursor:not-allowed;opacity:.55}input,select{background:#fff;border:1px solid var(--line);border-radius:6px;min-height:42px;padding:9px 10px;width:100%}label{color:var(--muted);display:grid;font-size:13px;grid-gap:6px;gap:6px}.shell{margin:0 auto;max-width:1180px;padding:24px}.topbar{align-items:center;border-bottom:1px solid var(--line);display:flex;gap:18px;justify-content:space-between;margin-bottom:24px;padding-bottom:16px}.topbar a{color:var(--ink);font-weight:700;text-decoration:none}.brand{font-size:22px;font-weight:800}.grid{display:grid;grid-gap:18px;gap:18px;grid-template-columns:minmax(0,1fr) 360px}.catalog{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px}.card{display:grid;grid-gap:12px;gap:12px;padding:14px}.product-image{aspect-ratio:1/1;background:#f0efea;border-radius:6px;object-fit:cover;width:100%}.product-title{font-size:16px;font-weight:800;line-height:1.25;margin:0}.muted{color:var(--muted)}.panel{align-self:start;display:grid;grid-gap:16px;gap:16px;padding:16px;position:-webkit-sticky;position:sticky;top:16px}.form-grid{display:grid;grid-gap:12px;gap:12px;grid-template-columns:1fr 1fr}.form-grid .wide{grid-column:1/-1}.cart-list{display:grid;grid-gap:10px;gap:10px}.cart-line{align-items:start;border-bottom:1px solid var(--line);grid-gap:8px;grid-template-columns:1fr auto;padding-bottom:10px}.cart-line,.rates{display:grid;gap:8px}.rates{grid-gap:8px}.rate{align-items:center;border:1px solid var(--line);border-radius:6px;cursor:pointer;display:grid;grid-gap:6px;gap:6px;grid-template-columns:auto 1fr auto;padding:10px}.rate input{min-height:auto;width:auto}.notice{background:#fff8e6;border:1px solid #f2d58a;border-radius:8px;color:#5f4100;padding:12px}.error{color:var(--danger)}.success{color:var(--accent-strong)}.admin-actions{display:flex;flex-wrap:wrap;gap:10px}.table{border-collapse:collapse;width:100%}.table td,.table th{border-bottom:1px solid var(--line);padding:10px;text-align:left}@media (max-width:900px){.grid{grid-template-columns:1fr}.panel{position:static}}@media (max-width:560px){.shell{padding:16px}.topbar{align-items:flex-start;flex-direction:column}.form-grid{grid-template-columns:1fr}}