:root{--brand: #b91c1c;--brand-dark: #7f1313;--bg: #f6f6f7;--card: #ffffff;--ink: #1c1c1e;--muted: #6b7280;--line: #e5e7eb;--ok: #16a34a;--warn: #dc2626;--radius: 14px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:16px}.app{max-width:560px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}.topbar{background:var(--brand);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:10}.topbar .logo{font-weight:800;letter-spacing:.5px;font-size:20px}.topbar .spacer{flex:1}.topbar .role-pill{background:#fff3;padding:3px 10px;border-radius:999px;font-size:12px}.topbar button{background:transparent;border:0;color:#fff;font-size:15px}.content{flex:1;padding:16px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 14px;text-align:center;font-weight:700;cursor:pointer;text-decoration:none;color:var(--ink);display:block}.tile:active{transform:scale(.98)}.tile .emoji{font-size:28px;display:block;margin-bottom:8px}h1{font-size:22px;margin:4px 0 16px}h2{font-size:18px;margin:0 0 12px}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}input,select{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px;background:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;width:100%;padding:14px;border:0;border-radius:12px;background:var(--brand);color:#fff;font-size:16px;font-weight:700;cursor:pointer}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.accept{background:var(--ok)}.btn:disabled{opacity:.5}.result-ok{background:#eafaf0;border:1px solid var(--ok);color:var(--brand-dark);border-radius:12px;padding:18px;text-align:center}.result-ok .big{font-size:40px;font-weight:800;color:var(--ok)}.result-raw{color:var(--muted);font-size:13px;margin-top:6px}.row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}.row:last-child{border-bottom:0}.row .k{color:var(--muted)}.stock-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);cursor:pointer}.stock-item.expired{background:#fdecec;border-radius:8px;padding:12px}.stock-item.expired .ref{color:var(--warn);font-weight:700}.badge-expired{color:var(--warn);font-size:12px;font-weight:700}.stepper{display:flex;gap:6px;margin-bottom:16px}.stepper .step{flex:1;height:6px;border-radius:999px;background:var(--line)}.stepper .step.active{background:var(--brand)}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:10px;z-index:50}.offline-banner{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa;padding:8px 12px;text-align:center;font-size:13px}.muted{color:var(--muted)}.center{text-align:center}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.tab{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;cursor:pointer;font-size:14px}.tab.active{background:var(--brand);color:#fff;border-color:var(--brand)}.login-wrap{min-height:100%;display:flex;flex-direction:column;justify-content:center;padding:24px}.login-logo{text-align:center;font-size:34px;font-weight:800;color:var(--brand);margin-bottom:24px;letter-spacing:1px}.size-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.size-grid button{padding:14px 0;border:1px solid var(--line);border-radius:10px;background:#fff;font-weight:700}.size-grid button.active{background:var(--brand);color:#fff;border-color:var(--brand)}.error{color:var(--warn);font-size:14px;margin-top:8px}