:root{--police-navy: #071f3a;--police-navy-2: #0b2f56;--police-blue: #005eb8;--police-blue-dark: #004b93;--police-cyan: #00a6d6;--police-red: #c8102e;--bg: #eef3f8;--surface: #ffffff;--surface-2: #f7f9fc;--surface-3: #e4ebf3;--text: #102033;--text-muted: #526173;--text-soft: #758294;--border: #c9d4e1;--border-strong: #9fb0c3;--success-bg: #e8f5ee;--success-text: #12633a;--success-border: #8fc8a9;--error-bg: #fae9ec;--error-text: #9d1028;--error-border: #e3a2ad;--warning-bg: #fff7df;--warning-text: #745300;--warning-border: #e6cb75;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px rgba(7, 31, 58, .08);--shadow-md: 0 12px 28px rgba(7, 31, 58, .12);font-family:Arial,Helvetica Neue,Helvetica,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}html{min-width:320px;background:var(--bg)}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#f5f8fb 0%,var(--bg) 220px),var(--bg);color:var(--text);font-size:16px;line-height:1.5}button,input,select,textarea{font:inherit}a{color:inherit}.app-shell{min-height:100vh}.site-header{background:var(--police-navy);border-bottom:4px solid var(--police-cyan);color:#fff}.site-header__inner{width:min(1120px,calc(100% - 32px));min-height:76px;margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;color:#fff;text-decoration:none}.brand__mark{display:grid;place-items:center;width:44px;height:44px;border:2px solid rgba(255,255,255,.72);background:var(--police-blue);color:#fff;font-weight:800;line-height:1}.brand__text{display:grid;gap:2px}.brand__text strong{font-size:1.05rem;line-height:1.1}.brand__text span{color:#ffffffb8;font-size:.84rem}.site-nav{display:flex;align-items:center;gap:8px}.site-nav a{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border:1px solid rgba(255,255,255,.18);color:#ffffffe0;font-size:.94rem;font-weight:700;text-decoration:none}.site-nav a:hover{background:#ffffff1a;color:#fff}.site-main{padding-block:36px 64px}.page{width:min(1120px,calc(100% - 32px));margin-inline:auto}.page--narrow{width:min(960px,calc(100% - 32px))}.hero-panel{padding:clamp(28px,5vw,56px);border:1px solid var(--border);border-left:6px solid var(--police-blue);background:var(--surface);box-shadow:var(--shadow-sm)}.section-label{margin:0 0 10px;color:var(--police-blue);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}h1,h2,h3{margin:0;color:var(--text);line-height:1.12}h1{max-width:820px;font-size:clamp(2.1rem,5vw,4.2rem);font-weight:800;letter-spacing:-.035em}h2{font-size:clamp(1.6rem,3vw,2.55rem);font-weight:800;letter-spacing:-.025em}h3{font-size:1.1rem;font-weight:800}p{margin:0;color:var(--text-muted)}.lead{max-width:720px;margin-top:18px;color:var(--text-muted);font-size:1.12rem}.action-row,.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.button,button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border:1px solid transparent;border-radius:var(--radius-sm);background:var(--police-blue);color:#fff;font-weight:800;text-decoration:none;cursor:pointer;transition:background-color .12s ease,border-color .12s ease,color .12s ease}.button:hover,button:hover{background:var(--police-blue-dark)}.button--primary{background:var(--police-blue)}.button.secondary,button.secondary,.button--secondary{border-color:var(--border-strong);background:var(--surface);color:var(--text)}.button.secondary:hover,button.secondary:hover,.button--secondary:hover{border-color:var(--police-blue);background:#eef6ff;color:var(--police-blue-dark)}button:disabled{opacity:.46;cursor:not-allowed}button:disabled:hover{background:var(--police-blue)}.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:18px}.info-card{padding:20px;border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm)}.info-card h2{margin-bottom:8px;font-size:1.05rem}.study-shell{display:grid;gap:18px}.study-topbar{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:start;padding:22px;border:1px solid var(--border);border-left:6px solid var(--police-cyan);background:var(--surface);box-shadow:var(--shadow-sm)}.study-topbar h2{margin-top:4px}.study-count{display:grid;gap:4px;min-width:96px;padding:12px;border:1px solid var(--border);background:var(--surface-2);text-align:center}.study-count span{color:var(--text-soft);font-size:.78rem;font-weight:800;text-transform:uppercase}.study-count strong{color:var(--police-navy);font-size:1.25rem}.progress-track{height:12px;overflow:hidden;border:1px solid var(--border);background:var(--surface)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--police-blue),var(--police-cyan))}.card-panel{padding:clamp(22px,4vw,36px);border:1px solid var(--border);border-top:5px solid var(--police-navy);background:var(--surface);box-shadow:var(--shadow-md)}.card-meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.badge{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border:1px solid var(--border);background:var(--surface-2);color:var(--text-muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.badge--blue{border-color:#a9c8e8;background:#eaf4ff;color:var(--police-blue-dark)}.badge--cyan{border-color:#a4ddea;background:#e6f8fc;color:#00647f}.badge--red{border-color:var(--error-border);background:var(--error-bg);color:var(--error-text)}.card-question{max-width:900px;color:var(--text);font-size:clamp(1.55rem,3.5vw,2.7rem);font-weight:800;line-height:1.18;letter-spacing:-.025em}.answer-box{margin-top:22px;padding:18px;border:1px solid var(--border);background:var(--surface-2)}.answer-box+.answer-box{margin-top:12px}.answer-box p+p{margin-top:8px}.answer-box--success{border-color:var(--success-border);background:var(--success-bg)}.answer-box--error{border-color:var(--error-border);background:var(--error-bg)}.option-grid{display:grid;gap:10px;margin-top:22px}.option-button{width:100%;min-height:52px;justify-content:flex-start;padding:12px 14px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);text-align:left}.option-button:hover{border-color:var(--police-blue);background:#edf6ff;color:var(--text)}.option-button.selected{border-color:var(--police-blue);background:#dceeff;color:var(--police-blue-dark)}.option-button.correct{border-color:var(--success-border);background:var(--success-bg);color:var(--success-text)}.option-button.wrong{border-color:var(--error-border);background:var(--error-bg);color:var(--error-text)}.confidence-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.confidence-help{margin-top:14px;color:var(--text-soft);font-size:.94rem}.field-label{display:block;margin-bottom:8px;color:var(--text-muted);font-size:.9rem;font-weight:800}.text-input{width:100%;min-height:46px;padding:0 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:#fff;color:var(--text);font:inherit}.text-input:focus{outline:3px solid rgba(0,166,214,.22);border-color:var(--police-blue)}.matching-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}.matching-column{display:grid;gap:8px;align-content:start}.matching-column h3{padding-bottom:8px;border-bottom:1px solid var(--border);color:var(--police-navy)}.match-button{width:100%;min-height:54px;justify-content:flex-start;padding:12px 14px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);text-align:left}.match-button:hover{border-color:var(--police-blue);background:#edf6ff}.match-button span{display:block;margin-top:6px;color:var(--text-soft);font-size:.88rem}.match-button.selected{border-color:var(--police-blue);background:#dceeff;color:var(--police-blue-dark)}.match-button.used{opacity:.52}.inline-button{min-height:30px;margin-left:8px;padding:0 10px;font-size:.78rem}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin-top:20px}.stat-card{padding:16px;border:1px solid var(--border);background:var(--surface-2)}.stat-card span{display:block;color:var(--text-soft);font-size:.78rem;font-weight:800;text-transform:uppercase}.stat-card strong{display:block;margin-top:4px;color:var(--police-navy);font-size:2rem;line-height:1}.result-heading{display:flex;align-items:baseline;gap:10px}.result-heading strong{color:var(--police-blue)}@media(max-width:820px){.site-header__inner{min-height:auto;padding-block:14px;align-items:flex-start;flex-direction:column}.site-nav{width:100%}.site-nav a{flex:1;justify-content:center}.info-grid,.study-topbar{grid-template-columns:1fr}.study-count{width:100%}.matching-grid,.summary-grid{grid-template-columns:1fr}.button,button{width:100%}.inline-button{width:auto}}