:root{--bg: #e8eef3;--bg-accent: #d5e3ee;--surface: #ffffff;--ink: #123047;--ink-soft: #4a667a;--brand: #0b3d5c;--brand-2: #1473a8;--ok: #1f7a4c;--warn: #b45309;--danger: #b42318;--border: #c5d4e0;--shadow: 0 10px 30px rgba(11, 61, 92, .08);--radius: 18px;--tap: 56px;font-family:Avenir Next,Segoe UI,Helvetica Neue,sans-serif;color:var(--ink);background:radial-gradient(circle at top left,#f7fbff 0%,transparent 40%),linear-gradient(160deg,var(--bg),var(--bg-accent));line-height:1.35}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;min-height:100dvh}button,input,textarea{font:inherit}a{color:var(--brand-2)}.shell{width:min(720px,100%);margin:0 auto;padding:20px 16px 40px;min-height:100dvh}.shell.center{display:grid;place-items:center}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.topbar-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.login-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.login-header h1{margin:0}.lang-toggle{display:inline-flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;background:var(--surface);flex-shrink:0}.lang-toggle button{border:0;background:transparent;color:var(--ink-soft);padding:6px 10px;font-size:.75rem;font-weight:700;letter-spacing:.04em;cursor:pointer}.lang-toggle button.active{background:var(--brand);color:#fff}.brand{font-size:1.55rem;font-weight:800;letter-spacing:-.03em;color:var(--brand);margin:0}.muted{color:var(--ink-soft)}.stack{display:flex;flex-direction:column;gap:14px}.row{display:flex;gap:12px;align-items:stretch}.row>*{flex:1}.search-box,.field,.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.search-box,.field{width:100%;min-height:var(--tap);padding:14px 16px;border:1px solid var(--border)}.field-label{display:block;font-size:.95rem;font-weight:700;margin-bottom:6px;color:var(--brand)}textarea.field{min-height:110px;resize:vertical}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:16px;min-height:var(--tap);padding:14px 18px;font-size:1.15rem;font-weight:750;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;transition:transform .12s ease,opacity .12s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--brand);color:#fff}.btn-secondary{background:#dff0fb;color:var(--brand)}.btn-ok{background:var(--ok);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-ghost{background:transparent;color:var(--ink-soft);min-height:44px;font-size:1rem}.panel{padding:18px}.qty-huge{font-size:clamp(3.2rem,14vw,5rem);font-weight:800;letter-spacing:-.04em;line-height:1;color:var(--brand);margin:8px 0 4px}.serial{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.05rem;color:var(--ink-soft)}.part-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.part-list a{display:flex;justify-content:space-between;gap:12px;align-items:center;text-decoration:none;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px;box-shadow:var(--shadow);min-height:72px}.part-list strong{display:block;font-size:1.15rem}.part-list .qty-pill{font-size:1.35rem;font-weight:800;color:var(--brand);background:#e7f3fb;border-radius:999px;min-width:52px;text-align:center;padding:8px 12px}.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.meta-item{background:#f4f8fb;border-radius:14px;padding:14px}.meta-item span{display:block;color:var(--ink-soft);font-size:.9rem;margin-bottom:4px}.meta-item strong{font-size:1.2rem}.stepper{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stepper .btn{font-size:1.3rem}.stepper .btn.active{outline:3px solid var(--brand-2)}.error{background:#fdecec;color:var(--danger);border-radius:14px;padding:12px 14px;font-weight:600}.banner{border-radius:16px;padding:16px 18px;font-size:1.05rem;line-height:1.4}.banner strong{display:block;font-size:1.2rem;margin-bottom:6px}.banner p{margin:0 0 12px}.banner .btn{width:100%}.banner-warn{background:#fff4e5;color:var(--warn);border:1px solid #f0d2a8}.banner-lease{background:#eef5fb;color:var(--brand);border:1px solid var(--border)}.backup-btn{width:100%;border:1px dashed var(--border);background:#ffffff8c;color:var(--brand);font-size:1.05rem}.success{background:#e8f7ef;color:var(--ok);border-radius:14px;padding:12px 14px;font-weight:600}.scanner-shell{position:fixed;top:0;right:0;bottom:0;left:0;background:#041018;color:#fff;display:flex;flex-direction:column;z-index:20}.scanner-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px;padding-top:max(16px,env(safe-area-inset-top))}.scanner-video-wrap{position:relative;flex:1;overflow:hidden;margin:0 16px;border-radius:20px;background:#000}.scanner-video-wrap video{width:100%;height:100%;object-fit:cover}.scan-frame{position:absolute;top:18%;right:12%;bottom:18%;left:12%;border:3px solid rgba(255,255,255,.85);border-radius:18px;box-shadow:0 0 0 9999px #00000047;pointer-events:none}.scanner-footer{padding:16px;padding-bottom:max(16px,env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:10px}.manual-entry{display:flex;gap:10px}.manual-entry input{flex:1;min-height:var(--tap);border-radius:14px;border:none;padding:0 14px}.login-card{width:min(420px,100%);background:var(--surface);border-radius:24px;padding:28px 22px;box-shadow:var(--shadow);border:1px solid var(--border)}.login-card h1{margin:0 0 8px;color:var(--brand);font-size:2rem;letter-spacing:-.03em}@media(max-width:520px){.meta-grid{grid-template-columns:1fr}}