:root{color-scheme:light;--odoo: #714b67;--odoo-dark: #57394f;--teal: #017e84;--ink: #202124;--muted: #667085;--line: #d9dee7;--soft: #f4f6f8;--panel: #ffffff;--good: #1f8a5b;--bad: #c83f49;--warn: #b87514;--shadow: 0 16px 40px rgba(32, 33, 36, .08);--radius: 8px;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#eef1f4}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#fff 0,#f6f7f9 300px,#eef1f4);letter-spacing:0}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}h1,h2,h3,p{margin:0}.center-stage{min-height:100vh;display:grid;place-items:center}.loader{color:var(--muted);font-weight:700}.app-header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:14px 24px;border-bottom:1px solid var(--line);background:#fffffff0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.brand-lockup{display:flex;align-items:center;gap:10px;min-width:0}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:7px;background:var(--odoo);color:#fff;font-weight:700;flex:0 0 auto}.brand-lockup strong,.brand-lockup span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand-lockup span{margin-top:2px;color:var(--muted);font-size:13px}.header-actions{display:flex;align-items:center;gap:10px}.timer{min-width:70px;color:var(--bad);font-weight:700;font-variant-numeric:tabular-nums;text-align:right}.button{min-height:40px;border:1px solid transparent;border-radius:7px;padding:9px 14px;font-weight:700;background:#fff;color:var(--ink);transition:transform .14s ease,border-color .14s ease,background .14s ease}.button:hover:not(:disabled){transform:translateY(-1px)}.button.primary{background:var(--odoo);color:#fff}.button.primary:hover:not(:disabled){background:var(--odoo-dark)}.button.secondary{color:var(--odoo);border-color:var(--line)}.button.secondary:hover:not(:disabled){border-color:var(--odoo)}.button.ghost{color:var(--muted);border-color:var(--line)}.button.link{width:100%;color:var(--odoo);background:transparent}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-panel{width:min(980px,100%);display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:26px;align-items:center}.auth-copy{padding:10px 0}.auth-copy h1{max-width:620px;margin-top:30px;font-size:clamp(32px,5vw,54px);line-height:1.04}.auth-copy p{max-width:620px;margin-top:16px;color:var(--muted);font-size:17px;line-height:1.55}.source-grid{max-width:620px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:24px}.source-grid div,.metric-card,.result-grid 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0;border-radius:var(--radius);padding:12px;line-height:1.45;font-size:14px}.alert.danger{border:1px solid rgba(200,63,73,.25);background:#fff4f4;color:#8f2530}.alert.success{border:1px solid rgba(31,138,91,.28);background:#f0faf5;color:#14613f}.page-grid{max-width:1160px;margin:0 auto;padding:28px 24px 42px;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px}.work-area{min-width:0}.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:16px}.section-heading.compact{margin-bottom:14px}.section-heading h1{font-size:32px}.section-heading h2{font-size:22px}.section-heading p,.metric-card p{margin-top:5px;color:var(--muted);line-height:1.45}.setup-form{padding:18px}.field-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.switch-row{display:flex;flex-wrap:wrap;gap:16px;margin:18px 0}.switch-row label{display:flex;align-items:center;gap:8px;color:var(--ink);font-size:14px;font-weight:600}.switch-row input{width:16px;min-height:16px;accent-color:var(--odoo)}.side-stack{display:grid;gap:14px}.metric-card{min-height:142px}.history{grid-column:1 / -1;padding:18px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:680px}th,td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;font-size:14px}th{color:var(--muted);font-size:12px;text-transform:uppercase}.empty-table{color:var(--muted);text-align:center}.status{display:inline-flex;border-radius:999px;padding:4px 9px;font-weight:700;font-variant-numeric:tabular-nums}.status.pass{color:#14613f;background:#f0faf5}.status.fail{color:#8f2530;background:#fff4f4}.exam-layout{max-width:1160px;margin:0 auto;padding:28px 24px 42px;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start}.question-card{min-height:560px;padding:22px}.progress-row{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:13px;font-weight:700}.progress-track{height:8px;margin:12px 0 20px;overflow:hidden;border-radius:999px;background:#e9edf2}.progress-track div{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--teal),var(--odoo))}.question-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}.question-meta span{min-height:24px;display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;background:var(--soft);color:var(--muted);padding:3px 8px;font-size:12px;font-weight:700}.question-card h1{font-size:22px;line-height:1.35;margin-bottom:22px}.answers{display:grid;gap:10px}.answer-option{width:100%;display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start;min-height:58px;border:1px solid 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p{color:var(--muted);font-size:14px;line-height:1.45}@media(max-width:900px){.auth-panel,.page-grid,.exam-layout,.result-hero{grid-template-columns:1fr}.side-stack,.exam-side{order:-1}.field-grid,.result-grid{grid-template-columns:1fr}}@media(max-width:640px){.app-header{align-items:flex-start;flex-direction:column;padding:12px 14px}.header-actions{width:100%;justify-content:space-between}.auth-shell,.page-grid,.exam-layout,.results-page{padding-left:14px;padding-right:14px}.source-grid{grid-template-columns:1fr}.section-heading{display:grid}.question-card,.result-hero,.history{padding:16px}.question-card h1{font-size:19px}.exam-actions,.result-actions{display:grid;grid-template-columns:1fr}.button{width:100%}.question-nav{grid-template-columns:repeat(6,1fr)}}