@import "https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@600;700&display=swap";
:root{--bg-color:#f6f7fb;--panel-bg:#fff;--panel-hover:#f8f9ff;--border-color:#e4e7f0;--text-primary:#172033;--text-secondary:#667085;--text-muted:#98a2b3;--accent-primary:#2563eb;--accent-hover:#1d4ed8;--accent-soft:#eff6ff;--accent-warm:#f59e0b;--brand-primary:#2563eb;--success:#059669;--success-bg:#d1fae5;--danger:#dc2626;--danger-bg:#fee2e2}[data-theme=dark]{--bg-color:#0e1220;--panel-bg:#171c2c;--panel-hover:#1d2438;--border-color:#293149;--text-primary:#f8faff;--text-secondary:#aab3c7;--text-muted:#68738c;--accent-primary:#60a5fa;--accent-hover:#93c5fd;--accent-soft:#60a5fa26;--accent-warm:#fbbf24;--brand-primary:#60a5fa;--success:#10b981;--success-bg:#10b9811a;--danger:#ef4444;--danger-bg:#ef44441a}[data-theme=dark] .btn-primary{color:#000}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;letter-spacing:-.012em;background-image:radial-gradient(circle at 12% -10%,#2563eb17,#0000 32rem);min-height:100vh;font-family:DM Sans,-apple-system,sans-serif}.stimulus-blank{vertical-align:baseline;border-bottom:.1em solid;height:.78em;margin:0 .08em;display:inline-block}.glass-panel{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:16px;padding:1.5rem;transition:transform .2s,box-shadow .2s,border-color .2s;box-shadow:0 10px 30px #1f29470d}.glass-panel:hover{border-color:color-mix(in srgb, var(--accent-primary) 22%, var(--border-color));box-shadow:0 14px 36px #1f294714}.gradient-text{color:var(--accent-primary);font-weight:700}.btn-primary{background:var(--accent-primary);color:#fff;border:1px solid var(--accent-primary);cursor:pointer;border-radius:10px;padding:.7rem 1.25rem;font-size:.9rem;font-weight:600;transition:all .15s;box-shadow:0 5px 14px #2563eb38}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 8px 18px #2563eb47}.btn-outline{color:var(--text-primary);border:1px solid var(--border-color);cursor:pointer;background:0 0;border-radius:10px;padding:.5rem 1rem;font-size:.85rem;font-weight:600;transition:all .15s}.btn-outline:hover{background:var(--bg-color);border-color:#d4d4d4}.container{max-width:1180px;margin:0 auto;padding:3rem 2rem}.grid{gap:1.5rem;display:grid}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}header{background-color:color-mix(in srgb, var(--panel-bg) 88%, transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid color-mix(in srgb, var(--border-color) 75%, transparent);z-index:40;justify-content:space-between;align-items:center;height:72px;padding:0 2rem;display:flex;position:sticky;top:0}.nav-links{gap:.25rem;height:100%;display:flex}.nav-links a{color:var(--text-secondary);border-bottom:2px solid #0000;border-radius:9px;align-items:center;height:100%;padding:0 .85rem;font-size:.9rem;font-weight:500;text-decoration:none;transition:color .15s;display:flex}.nav-links a:hover{color:var(--text-primary)}.nav-links a.active{color:var(--accent-primary);background:var(--accent-soft);border-bottom-color:#0000}h1,h2,h3{letter-spacing:-.035em;font-family:Space Grotesk,DM Sans,sans-serif}.brand-wordmark{letter-spacing:-.06em!important}.brand-wordmark span{color:var(--accent-primary)!important}.brand-lockup svg{color:var(--brand-primary);flex:none;transition:transform .2s}.brand-lockup:hover svg{transform:rotate(-3deg)scale(1.03)}.dashboard-top-grid .glass-panel:first-child{background:linear-gradient(145deg, var(--panel-bg), color-mix(in srgb, var(--accent-soft) 60%, var(--panel-bg)))}.dashboard-goal-grid .glass-panel{min-height:154px}.daily-goal-card{background:linear-gradient(135deg, var(--panel-bg), var(--accent-soft))!important}.review-cta-card{transition:transform .2s,border-color .2s,box-shadow .2s}.review-cta-card:hover{transform:translateY(-2px)}.goal-progress-track{background:color-mix(in srgb, var(--accent-primary) 12%, var(--panel-bg));border-radius:999px;height:9px;margin-top:1.25rem;overflow:hidden}.goal-progress-fill{background:var(--accent-primary);border-radius:inherit;height:100%;transition:width .35s}.review-options{flex-direction:column;gap:.5rem;margin-bottom:1.25rem;display:flex}.review-dismiss{width:28px;height:28px;color:var(--text-secondary);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:6px;padding:0;font-size:1.35rem;line-height:1}.review-dismiss:hover{background:var(--bg-color);color:var(--accent-primary)}.review-option{border:1px solid var(--border-color);color:var(--text-secondary);border-radius:10px;line-height:1.45}.review-option-summary{cursor:pointer;grid-template-columns:34px 1fr auto;align-items:center;gap:.75rem;padding:.75rem .9rem;list-style:none;display:grid}.review-option-summary::-webkit-details-marker{display:none}.review-option-summary:after{content:"+";color:var(--accent-primary);font-size:1.1rem;font-weight:700;line-height:1}.review-option[open] .review-option-summary:after{content:"−"}.review-option-letter{background:var(--bg-color);width:28px;height:28px;color:var(--text-primary);border-radius:8px;place-items:center;font-weight:700;display:grid}.review-option strong{color:var(--success);white-space:nowrap;font-size:.75rem}.review-option-explanation{border-top:1px solid var(--border-color);color:var(--text-secondary);grid-column:2/-1;margin:0 .9rem .9rem 3.65rem;padding-top:.75rem;line-height:1.6}.review-option-selected{border-color:var(--danger);background:var(--danger-bg)}.review-option-selected strong{color:var(--danger)}.review-option-correct{border-color:var(--success);background:var(--success-bg)}.review-explanation{background:var(--accent-soft);color:var(--text-secondary);border-radius:12px;padding:1rem 1.1rem}.drill-container{max-width:1240px!important;padding-top:2.25rem!important}.drill-container>.glass-panel{border-radius:20px!important;box-shadow:0 18px 45px #1f294714!important}.answer-option{background:var(--panel-bg)}.answer-option:hover{background:var(--accent-soft)!important}.answer-option-letter{font-family:Space Grotesk,sans-serif;color:var(--accent-primary)!important}.answer-option-content{font-size:1rem!important}.answer-submit{min-width:150px;border-radius:10px!important;font-weight:700!important}@media (max-width:768px){.container{padding:1rem}header{flex-direction:column;gap:.75rem;height:auto;padding:1rem 1rem .5rem}header h1{font-size:1.25rem!important}.nav-links{flex-wrap:wrap;justify-content:center;gap:.75rem;width:100%}.grid-cols-2,.grid-cols-3{grid-template-columns:1fr}.dashboard-top-grid,.dashboard-goal-grid{grid-template-columns:1fr!important}.elo-stats-flex{flex-flow:wrap;gap:1.5rem!important}.elo-stats-flex>div>div:nth-child(2){font-size:2.25rem!important}.glass-panel{padding:1rem}h1{font-size:1.25rem!important}h2{font-size:1.1rem!important}.recharts-responsive-container{min-height:250px}.drill-container{padding:0 1rem!important}.drill-split-pane{flex-direction:column!important;gap:1.5rem!important}.drill-left-pane{border-right:none!important;border-bottom:1px solid var(--border-color)!important;margin-bottom:.5rem!important;padding-bottom:1.5rem!important;padding-right:0!important}.mobile-stack{flex-direction:column!important;align-items:stretch!important;width:100%!important}.mobile-stack>button{margin-top:.5rem;width:100%!important}.mobile-stack>a{width:100%!important}.mobile-stack-reverse{flex-direction:column-reverse!important;align-items:stretch!important}.hide-on-mobile{display:none!important}.review-option-summary{grid-template-columns:30px 1fr auto}.review-option strong{grid-column:auto}.review-option-explanation{margin-left:3.15rem}}