:root{--blue:#123d73;--blue-2:#0d315d;--blue-soft:#edf3fa;--ink:#15243a;--muted:#65748a;--border:#dce3ec;--surface:#fff;--bg:#f5f7fb;--success:#157347;--success-bg:#eaf7ef;--danger:#b42318;--danger-bg:#fff0ee;--warning-bg:#fff7df}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--ink);margin:0}body{font-family:Arial,Helvetica,sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.shell{width:min(100%,1040px);margin:0 auto;padding:24px}.narrow-shell{width:min(100%,620px)}.terminal-shell{flex-direction:column;gap:18px;min-height:100dvh;display:flex}.brand-header{align-items:center;gap:18px;min-height:72px;display:flex}.brand-header img{object-fit:contain;width:200px;height:auto}.brand-divider{background:var(--border);width:1px;height:42px}.brand-header div:last-child{flex-direction:column;gap:4px;display:flex}.brand-header strong{color:var(--blue);font-size:1.2rem}.brand-header span{color:var(--muted);font-size:.92rem}.card,.scanner-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:0 10px 30px #142a4a0f}.card{padding:24px}.centered-card{text-align:center;margin-top:56px}.centered-card h1,.setup-card h1{margin-top:0}.big-icon{color:var(--blue);margin-bottom:8px;font-size:64px}.muted{color:var(--muted);line-height:1.55}.optional{color:var(--muted);font-weight:400}.button{border:0;border-radius:12px;justify-content:center;align-items:center;min-height:46px;padding:12px 18px;font-weight:700;text-decoration:none;display:inline-flex}.primary{background:var(--blue);color:#fff}.primary:hover{background:var(--blue-2)}.secondary{background:var(--blue-soft);color:var(--blue)}.large-button{width:100%;margin-top:12px}.setup-card{gap:16px;margin-top:24px;display:grid}label{color:var(--ink);gap:7px;font-weight:700;display:grid}input,select{width:100%;min-height:46px;color:var(--ink);background:#fff;border:1px solid #c9d3df;border-radius:10px;padding:10px 12px}input:focus,select:focus{border-color:var(--blue);outline:3px solid #123d731f}.alert,.scan-result{border-radius:12px;margin:0;padding:13px 15px;font-weight:700}.alert.error,.scan-result.error{background:var(--danger-bg);color:var(--danger)}.alert.warning{background:var(--warning-bg);color:#6d4d00}.scan-result.success{background:var(--success-bg);color:var(--success)}.terminal-meta{flex-wrap:wrap;gap:12px;display:flex}.terminal-meta>div{border:1px solid var(--border);background:#fff;border-radius:14px;flex-direction:column;flex:220px;gap:3px;padding:12px 16px;display:flex}.terminal-meta span{text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-size:.78rem}.mode-picker{grid-template-columns:1fr 1fr;gap:12px;display:grid}.mode{border:2px solid var(--border);min-height:72px;color:var(--blue);letter-spacing:.03em;background:#fff;border-radius:16px;font-size:1.18rem;font-weight:800}.mode.active{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 9px 22px #123d7333}.scanner-card{gap:14px;padding:18px;display:grid}.camera-frame{aspect-ratio:4/3;background:#101722;border-radius:14px;width:100%;position:relative;overflow:hidden}.camera-frame video{object-fit:cover;width:100%;height:100%;display:block}.camera-placeholder,.camera-processing{text-align:center;color:#fff;background:#101722a8;place-items:center;padding:24px;font-weight:700;display:grid;position:absolute;inset:0}.camera-processing{background:#123d73c7;font-size:1.15rem}.scan-button{width:100%;min-height:58px;font-size:1.05rem}.dev-box{margin-top:0}.inline-test{grid-template-columns:1fr auto;gap:8px;display:grid}.terminal-footer{color:var(--muted);justify-content:space-between;align-items:center;gap:16px;margin-top:auto;padding:10px 4px 4px;font-size:.82rem;display:flex}.link-button{color:var(--blue);background:0 0;border:0;padding:4px;text-decoration:underline}@media (max-width:640px){.shell{padding:16px}.brand-header{gap:10px}.brand-header img{width:155px}.brand-divider{height:34px}.brand-header strong{font-size:1rem}.brand-header span{font-size:.78rem}.mode{min-height:64px}.camera-frame{aspect-ratio:1}.terminal-footer{flex-direction:column;align-items:flex-start}}