:root{
  --navy:#073763;--navy-light:#0d4f96;--navy-dark:#041e3a;--panel:#0a2744;--panel2:#0d2d4d;
  --gold:#ffd700;--gold-dark:#c8a800;--white:#fff;--muted:#aac4e0;--line:#1e4a7a;
  --green:#27ae60;--red:#e74c3c;--paper:#041e3a;--ink:#fff
}
*{box-sizing:border-box}html{background:var(--navy-dark)}body{margin:0;background:var(--navy-dark);color:var(--white);font-family:"Open Sans",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}.top{height:64px;background:var(--navy);color:white;display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:20;border-bottom:3px solid var(--gold);box-shadow:0 6px 22px rgba(0,0,0,.22)}.brand{font-weight:850;letter-spacing:.01em}.brand span{display:inline-grid;place-items:center;background:var(--gold);color:var(--navy-dark);width:36px;height:36px;border-radius:8px;margin-right:9px;font-weight:950}.brand b{color:var(--gold)}main{max-width:1180px;margin:0 auto;padding:34px 22px 70px}.headline{display:flex;justify-content:space-between;gap:20px;align-items:flex-end;margin-bottom:22px}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;font-weight:900;color:var(--gold)}h1{margin:.25rem 0 .4rem;font-size:clamp(2rem,4vw,3.25rem);letter-spacing:-.045em;line-height:1.05}h2,h3,h4{color:#fff}.sub,.muted{color:var(--muted)}.btn{border:2px solid var(--line);background:var(--panel2);color:#fff;padding:10px 14px;border-radius:8px;font-weight:800;cursor:pointer;transition:.15s ease}.btn:hover{border-color:var(--gold);transform:translateY(-1px)}.btn:disabled{opacity:.45;cursor:default;transform:none}.btn.gold{background:var(--gold);border-color:var(--gold);color:var(--navy-dark)}.btn.gold:hover{background:#ffe34a}.btn.red{color:#fff;border-color:var(--red)}.grid2,.grid4{display:grid;gap:16px}.grid2{grid-template-columns:1fr 1fr}.grid4{grid-template-columns:repeat(4,1fr)}.card,.callout{background:var(--panel);border:2px solid var(--line);border-radius:12px;padding:20px;box-shadow:0 10px 28px rgba(0,0,0,.18)}.card:hover.mode{border-color:var(--gold);transform:translateY(-2px)}.metric .k{font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:800}.metric .v{font-size:2.1rem;font-weight:900;margin-top:4px;color:var(--gold)}.track{padding:13px 0;border-bottom:1px solid var(--line)}.track:last-child{border:0}.tracktop{display:flex;align-items:center;justify-content:space-between;gap:10px}.trackcode{display:inline-block;background:var(--gold);color:var(--navy-dark);padding:3px 7px;border-radius:5px;font-weight:950}.pill{display:inline-block;padding:5px 9px;border-radius:999px;font-size:.75rem;font-weight:850}.pill.ready{background:#0d3d25;color:#66e69a}.pill.approach{background:#3d3000;color:#ffe36a}.pill.develop{background:#3d1614;color:#ff9d94}.pill.evidence{background:#123b5d;color:#8ac8ff}.bar{height:10px;background:#0d2d4d;border-radius:999px;overflow:hidden;margin:16px 0;border:1px solid #194d78}.bar i{display:block;height:100%;background:var(--gold)}.modegrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.mode{cursor:pointer;transition:.15s ease}.mode h3{margin:.4rem 0}.mode .icon{font-size:1.7rem;color:var(--gold)}.control{width:100%;padding:11px 12px;border:2px solid var(--line);border-radius:8px;background:#071f37;color:#fff;margin:6px 0 14px;font:inherit}.control:focus{outline:none;border-color:var(--gold)}select.control option{background:#071f37;color:#fff}.question{font-size:1.2rem;font-weight:750;line-height:1.55;margin-bottom:18px}.option{display:block;width:100%;text-align:left;background:#0d2d4d;border:2px solid var(--line);border-radius:8px;padding:13px 14px;margin:9px 0;cursor:pointer;font-size:.98rem;color:#fff;transition:.12s ease}.option:hover:not(:disabled){border-color:var(--gold);background:#10385f}.option:disabled{opacity:1;color:#cfe0f1}.option.correct{border-color:var(--green);background:#0d3d25;color:#d9ffea}.option.wrong{border-color:var(--red);background:#421916;color:#ffe1de}.option.selected{border-color:var(--gold);background:#173b5e}.option[data-mock-choice]{transition:none}.feedback{margin-top:16px;border-left:5px solid var(--gold);background:#061b30;padding:15px 17px;line-height:1.6;border-radius:0 7px 7px 0}.feedback.good{border-left-color:var(--green)}.feedback.bad{border-left-color:var(--red)}.code-ref{color:var(--gold);font-weight:800;margin-top:7px}.right{text-align:right;margin-top:14px}.hidden{display:none!important}.examtop{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.exam-actions{display:flex;align-items:center;gap:12px}.timer{font-size:1.3rem;font-weight:950;color:var(--gold);min-width:92px;text-align:right}.qnav{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;margin:14px 0}.qnav button{padding:8px 2px;border:2px solid var(--line);background:var(--panel);color:#fff;border-radius:6px;cursor:pointer}.qnav button.current{background:var(--gold);border-color:var(--gold);color:var(--navy-dark);font-weight:900}.qnav button.answered{box-shadow:inset 0 -4px 0 var(--green)}.qnav button.flagged{outline:2px solid #ff9f1c}.flash{min-height:300px;display:grid;place-items:center;text-align:center;cursor:pointer}.flash .face{max-width:700px}.flash .answer{font-size:1.1rem;color:var(--gold)}.lookup-stem{font-size:1.12rem;font-weight:750;line-height:1.55}.result.good{border-left-color:var(--green)}.result.bad{border-left-color:var(--red)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 9px;border-bottom:1px solid var(--line);font-size:.9rem}th{color:var(--muted);font-size:.75rem;text-transform:uppercase}.chapter-chip{display:inline-block;padding:7px 9px;border:1px solid var(--line);background:#071f37;border-radius:7px;margin:4px;font-size:.82rem}.score{font-size:5rem;font-weight:950;letter-spacing:-.07em;color:var(--gold);line-height:1}.center{text-align:center}.small{font-size:.82rem}.warning{background:#402d00;border:1px solid #a87d00;color:#ffe596;border-radius:8px;padding:12px 14px}.callout{background:#102c49;border-color:#315d81}.account{display:flex;align-items:center;gap:10px;font-size:.83rem;color:#d5e5f5}.topbtn{background:#0b2743;color:#fff;border:1px solid #36536f;border-radius:8px;padding:8px 11px;font-weight:750;cursor:pointer}.loginwrap{min-height:calc(100vh - 150px);display:grid;place-items:center}.login{width:min(480px,100%);padding:30px}.login h1{font-size:2.4rem}.login label{display:block;font-weight:800;margin-top:14px}.login .btn{width:100%;margin-top:8px;padding:12px}.results-wrap{max-width:900px;margin:0 auto;display:grid;gap:18px}.result-summary{padding:28px}.result-metrics{margin:22px 0}.review-block h3{margin-top:0}.missed{border:1px solid var(--line);border-left:5px solid var(--red);background:#071f37;border-radius:8px;padding:16px;margin:12px 0;text-align:left}.missed-q{font-weight:750;line-height:1.5}.answer-label{display:inline-block;color:var(--muted);font-weight:800;min-width:105px}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
@media(max-width:850px){.grid4,.modegrid{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}}
@media(max-width:560px){main{padding:24px 13px}.headline{align-items:flex-start;flex-direction:column}.grid4,.modegrid{grid-template-columns:1fr}.qnav{grid-template-columns:repeat(6,1fr)}.top{padding:0 10px}.brand{font-size:.9rem}.exam-actions{width:100%;justify-content:space-between}}
@media(max-width:650px){#who{display:none}}

.linkbtn{display:block;background:none;border:0;color:var(--gold);font:inherit;font-weight:800;padding:10px 0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.linkbtn:hover{color:#ffe34a}.login .warning{margin-bottom:12px}
.managergrid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;margin-top:16px}.seatrow,.sessionrow{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}.seatrow:last-child,.sessionrow:last-child{border-bottom:0}.clickrow{cursor:pointer}.clickrow:hover td{background:#0d3154}.sampleq{border:1px solid var(--line);border-left:5px solid var(--line);background:#071f37;border-radius:8px;padding:14px;margin:12px 0}.sampleq.samplegood{border-left-color:var(--green)}.sampleq.samplebad{border-left-color:var(--red)}
@media(max-width:850px){.managergrid{grid-template-columns:1fr}.seatrow{align-items:flex-start;flex-direction:column}}
.detail-link{color:var(--gold);font-weight:700}.manager-row{cursor:pointer}.manager-row:hover td{background:#10385f}

.module-switch{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 14px;padding:10px 12px;background:#061f37;border:1px solid var(--line);border-radius:10px}.module-tabs{display:flex;gap:7px;flex-wrap:wrap}.module-tab{min-width:48px;border:1px solid var(--line);background:var(--panel2);color:#fff;padding:7px 12px;border-radius:999px;font-weight:900;cursor:pointer}.module-tab:hover{border-color:var(--gold)}.module-tab.active{background:var(--gold);border-color:var(--gold);color:var(--navy-dark)}.track-active{margin-left:-10px;margin-right:-10px;padding-left:10px;padding-right:10px;background:rgba(255,215,0,.045);border-radius:8px}.track-active .trackcode{box-shadow:0 0 0 2px rgba(255,215,0,.18)}
@media(max-width:560px){.module-switch{align-items:flex-start;flex-direction:column}.module-tabs{width:100%}.module-tab{flex:1}}