:root{color-scheme:dark;--bg: #081425;--surface: #152031;--text: #d8e3fb;--muted: #8c909f;--primary: #3b82f6;--danger: #ffb4ab;font-family:Inter,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.app-shell{min-height:100vh;padding:24px}.test-screen{min-height:100vh;display:grid;place-items:center;padding:56px 16px 96px}.progress-bar{position:fixed;top:0;left:0;width:100%;height:4px;transform-origin:left;background:var(--primary)}.test-meta{position:fixed;top:20px;left:50%;margin:0;transform:translate(-50%);color:var(--muted);font-size:14px}.test-column{width:min(160px,50vw);text-align:center;font-family:JetBrains Mono,ui-monospace,monospace;font-size:clamp(24px,8vw,32px);font-weight:600;line-height:1.5}.test-number{min-height:1.5em;color:color-mix(in srgb,var(--text) 35%,transparent)}.test-number.is-active{color:var(--text);outline:2px solid var(--primary);outline-offset:2px}.answer-input{position:fixed;bottom:24px;width:96px;height:56px;border:1px solid rgba(216,227,251,.32);border-radius:4px;background:var(--surface);color:var(--text);text-align:center;font-size:28px}.admin-shell{width:min(1120px,100%);margin:0 auto;padding:24px}.panel{overflow-x:auto;border:1px solid rgba(216,227,251,.12);border-radius:8px;padding:16px;background:var(--surface)}table{width:100%;border-collapse:collapse}th,td{padding:10px;border-bottom:1px solid rgba(216,227,251,.12);text-align:left;white-space:nowrap}.admin-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.admin-form,.token-form{display:grid;gap:12px;margin-bottom:16px}.admin-form label,.token-form label{display:grid;gap:6px;color:var(--muted);font-size:14px}.admin-form input,.admin-form select,.token-form input{width:100%;min-height:44px;border:1px solid rgba(216,227,251,.24);border-radius:4px;padding:8px 10px;background:var(--bg);color:var(--text);font:inherit}.token-screen{display:grid;min-height:100vh;place-items:center}.form-message{margin:0;color:var(--danger)}.token-output{margin:12px 0 0;font-family:JetBrains Mono,ui-monospace,monospace;font-size:20px}button{border:1px solid rgba(216,227,251,.2);border-radius:4px;padding:10px 14px;background:var(--primary);color:#001a42;font:inherit;font-weight:700}@media print{.admin-actions{display:none}}