.assess-root{background:var(--bg);color:var(--ink);font-family:var(--f-sans,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif);font-size:15px;line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}.assess-root *{box-sizing:border-box}:root{--brand-50:#ecfdf5;--brand-100:#d1fae5;--brand-200:#a7f3d0;--brand-300:#6ee7b7;--brand-400:#34d399;--brand-500:#10b981;--brand-600:#059669;--brand-700:#047857;--brand-800:#065f46;--brand-900:#064e3b;--accent-50:#fffbeb;--accent-100:#fef3c7;--accent-200:#fde68a;--accent-300:#fcd34d;--accent-400:#fbbf24;--accent-500:#f59e0b;--accent-600:#d97706;--accent-700:#b45309;--ink:#0b1220;--ink-2:#1f2937;--ink-3:#374151;--muted:#6b7280;--muted-2:#9ca3af;--line:#e5e7eb;--line-2:#f1f5f9;--bg:#f7f8f5;--bg-2:#fefefb;--card:#ffffff;--s-daiso:#3b82f6;--s-daiso-bg:#eff6ff;--s-hinh:#8b5cf6;--s-hinh-bg:#f5f3ff;--s-luong:#ec4899;--s-luong-bg:#fdf2f8;--s-giai:#f97316;--s-giai-bg:#fff7ed;--s-xs:#0d9488;--s-xs-bg:#f0fdfa;--s-khac:#64748b;--s-khac-bg:#f8fafc;--success:#16a34a;--error:#dc2626;--warn:#d97706;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;--shadow-sm:0 1px 2px rgba(15,23,42,0.04),0 1px 3px rgba(15,23,42,0.06);--shadow-md:0 4px 12px -2px rgba(15,23,42,0.05),0 6px 24px -8px rgba(15,23,42,0.08);--shadow-lg:0 12px 32px -8px rgba(15,23,42,0.12),0 24px 48px -12px rgba(15,23,42,0.10);--shadow-brand:0 8px 24px -8px rgba(16,185,129,0.40);--f-sans:"Be Vietnam Pro","Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--f-mono:"JetBrains Mono","SF Mono",ui-monospace,monospace}.assess-root button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}.assess-root button:disabled{cursor:not-allowed;opacity:.55}.assess-root a{color:inherit;text-decoration:none}.assess-root input,.assess-root select,.assess-root textarea{font-family:inherit;font-size:inherit}.assess-root .num{font-variant-numeric:tabular-nums}.assess-root .site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}.assess-root .header-inner{max-width:1320px;margin:0 auto;display:flex;align-items:center;gap:32px;padding:12px 28px;height:64px}.assess-root .logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink)}.assess-root .logo-mark{width:36px;height:36px;border-radius:10px;background:var(--brand-600);display:grid;place-items:center;color:white;box-shadow:var(--shadow-sm)}.assess-root .logo-text{line-height:1.05}.assess-root .logo-text .l1{font-size:14px;letter-spacing:-.01em}.assess-root .logo-text .l2{font-size:10px;color:var(--brand-700);font-weight:700;letter-spacing:.16em}.assess-root .nav{display:flex;gap:4px;flex:1}.assess-root .nav a{padding:8px 14px;border-radius:999px;font-weight:500;color:var(--ink-3);font-size:14.5px;transition:background .15s}.assess-root .nav a:hover{background:var(--line-2)}.assess-root .nav a.active{background:var(--brand-50);color:var(--brand-700);font-weight:600}.assess-root .nav a.active:after{content:""}.assess-root .user-chip{display:flex;align-items:center;gap:10px;padding:4px 14px 4px 4px;background:white;border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-sm)}.assess-root .user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent-300),var(--accent-500));display:grid;place-items:center;color:white;font-weight:700}.assess-root .user-info{line-height:1.1}.assess-root .user-info .n{font-size:13px;font-weight:600}.assess-root .user-info .p{font-size:10.5px;color:var(--accent-700);font-weight:700;display:inline-flex;align-items:center;gap:3px}.assess-root .page{max-width:1320px;margin:0 auto;padding:28px}.assess-root .section{margin-bottom:28px}.assess-root .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}.assess-root .section-title{font-size:18px;font-weight:700;letter-spacing:-.01em}.assess-root .section-sub{font-size:13px;color:var(--muted);margin-top:2px}.assess-root .hero{display:grid;grid-template-columns:1.7fr 1fr;gap:16px;margin-bottom:28px}.assess-root .hero-main{position:relative;background:linear-gradient(135deg,var(--brand-700) 0,var(--brand-600) 55%,var(--brand-500) 100%);border-radius:var(--r-xl);padding:28px 32px;color:white;overflow:hidden;min-height:260px;display:flex;flex-direction:column}.assess-root .hero-main:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 10%,rgba(252,211,77,.35),transparent 55%),radial-gradient(circle at 12% 95%,rgba(110,231,183,.25),transparent 50%);pointer-events:none}.assess-root .hero-main>*{position:relative}.assess-root .ai-tag{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.12em;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.25);width:max-content;text-transform:uppercase}.assess-root .ai-tag-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-300);box-shadow:0 0 8px var(--accent-300);animation:pulse 2s ease-in-out infinite}@keyframes pulse{50%{opacity:.45}}.assess-root .hero-title{font-size:30px;font-weight:800;line-height:1.15;letter-spacing:-.02em;margin:14px 0 6px;text-wrap:balance}.assess-root .hero-sub{font-size:15px;color:rgba(255,255,255,.88);max-width:60ch;margin-bottom:18px}.assess-root .hero-reason{display:flex;flex-wrap:wrap;gap:16px 24px;margin-bottom:22px;font-size:13px}.assess-root .hero-reason .r{display:flex;align-items:center;gap:8px;color:rgba(255,255,255,.95)}.assess-root .hero-reason .r b{color:var(--accent-200);font-weight:700}.assess-root .hero-actions{display:flex;gap:10px;margin-top:auto;flex-wrap:wrap}.assess-root .hero-side{display:grid;gap:12px;grid-template-rows:auto 1fr}.assess-root .stat-card{background:var(--card);border-radius:var(--r-lg);padding:16px 18px;border:1px solid var(--line);display:flex;flex-direction:column;gap:4px}.assess-root .stat-card .label{font-size:11.5px;font-weight:600;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}.assess-root .stat-card .val{font-size:28px;font-weight:800;letter-spacing:-.02em}.assess-root .stat-card .delta{font-size:12px;font-weight:600;color:var(--success);display:inline-flex;align-items:center;gap:3px}.assess-root .streak-card{background:linear-gradient(180deg,white,var(--accent-50));border-radius:var(--r-lg);padding:16px 18px;border:1px solid var(--accent-200)}.assess-root .streak-head{display:flex;align-items:center;justify-content:space-between}.assess-root .streak-num{font-size:36px;font-weight:800;letter-spacing:-.03em;color:var(--accent-700)}.assess-root .streak-label{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.06em}.assess-root .streak-days{display:flex;gap:6px;margin-top:10px}.assess-root .streak-day{flex:1;height:32px;border-radius:8px;background:var(--line-2);display:grid;place-items:center;font-size:10px;font-weight:700;color:var(--muted)}.assess-root .streak-day.done{background:var(--accent-400);color:white}.assess-root .streak-day.today{background:var(--accent-600);color:white;box-shadow:0 0 0 3px var(--accent-100)}.assess-root .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;border-radius:10px;font-weight:600;font-size:14.5px;transition:transform .06s,box-shadow .15s,background .15s}.assess-root .btn:active{transform:translateY(1px)}.assess-root .btn-primary{background:var(--brand-600);color:white;box-shadow:0 1px 2px rgba(0,0,0,.08),0 4px 14px -4px rgba(16,185,129,.5)}.assess-root .btn-primary:hover{background:var(--brand-700)}.assess-root .btn-accent{background:var(--accent-500);color:white;box-shadow:0 1px 2px rgba(0,0,0,.08),0 4px 14px -4px rgba(245,158,11,.5)}.assess-root .btn-accent:hover{background:var(--accent-600)}.assess-root .btn-onbrand{background:white;color:var(--brand-800);box-shadow:0 2px 6px rgba(0,0,0,.1)}.assess-root .btn-onbrand:hover{background:var(--brand-50)}.assess-root .btn-onbrand-ghost{background:rgba(255,255,255,.15);color:white;border:1px solid rgba(255,255,255,.3)}.assess-root .btn-onbrand-ghost:hover{background:rgba(255,255,255,.25)}.assess-root .btn-ghost{background:white;color:var(--ink-2);border:1px solid var(--line)}.assess-root .btn-ghost:hover{background:var(--line-2)}.assess-root .btn-lg{padding:14px 22px;font-size:15.5px;border-radius:12px}.assess-root .btn-sm{padding:7px 12px;font-size:13px;border-radius:8px}.assess-root .chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.assess-root .chip{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:white;border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--ink-2);transition:all .15s}.assess-root .chip:hover{border-color:var(--brand-300)}.assess-root .chip.active{background:var(--brand-700);color:white;border-color:var(--brand-700)}.assess-root .chip .count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:20px;padding:0 6px;font-size:11px;font-weight:700;border-radius:999px;background:var(--line-2);color:var(--muted)}.assess-root .chip.active .count{background:rgba(255,255,255,.2);color:white}.assess-root .chip .swatch{width:8px;height:8px;border-radius:50%}.assess-root .topics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}.assess-root .topic-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 18px 16px;display:flex;flex-direction:column;gap:12px;transition:transform .15s,box-shadow .2s,border-color .15s;cursor:pointer;position:relative;overflow:hidden}.assess-root .topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}.assess-root .topic-card.recommended{border-color:var(--brand-400);box-shadow:0 0 0 3px var(--brand-50),0 4px 16px -4px rgba(16,185,129,.18)}.assess-root .topic-card.recommended:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brand-500),var(--accent-400))}.assess-root .topic-head{display:flex;justify-content:space-between;align-items:start;gap:12px}.assess-root .subject-tag{gap:6px;letter-spacing:.1em}.assess-root .recommend-badge,.assess-root .subject-tag{display:inline-flex;align-items:center;font-size:10.5px;font-weight:700;padding:4px 9px;border-radius:999px;text-transform:uppercase}.assess-root .recommend-badge{gap:4px;letter-spacing:.06em;background:linear-gradient(135deg,var(--brand-600),var(--brand-700));color:white}.assess-root .topic-title{font-size:16.5px;font-weight:700;letter-spacing:-.01em;line-height:1.3;color:var(--ink)}.assess-root .topic-desc,.assess-root .topic-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.assess-root .topic-desc{font-size:12.5px;color:var(--muted);line-height:1.45}.assess-root .mastery-row{display:flex;flex-direction:column;gap:6px}.assess-root .mastery-head{display:flex;justify-content:space-between;align-items:baseline;font-size:12px}.assess-root .mastery-head .l{color:var(--muted);font-weight:600}.assess-root .mastery-head .v{font-weight:800;font-size:15px;letter-spacing:-.01em}.assess-root .mastery-bar{height:8px;background:var(--line-2);border-radius:999px;overflow:hidden}.assess-root .mastery-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent-400),var(--accent-500));transition:width .4s ease}.assess-root .mastery-fill.high{background:linear-gradient(90deg,var(--brand-400),var(--brand-600))}.assess-root .mastery-fill.low{background:linear-gradient(90deg,#f87171,#ef4444)}.assess-root .topic-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:10px;border-top:1px dashed var(--line);font-size:12px;color:var(--muted)}.assess-root .topic-meta .errors{color:var(--error);font-weight:600;display:inline-flex;align-items:center;gap:5px}.assess-root .topic-meta .last{display:inline-flex;align-items:center;gap:4px}.assess-root .topic-cta{display:flex;align-items:center;justify-content:center;gap:8px;padding:11px 14px;border-radius:10px;background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:13.5px;transition:all .15s;border:1px solid transparent}.assess-root .topic-card.recommended .topic-cta,.assess-root .topic-card:hover .topic-cta{background:var(--brand-600);color:white}.assess-root .topic-card.recommended:hover .topic-cta{background:var(--brand-700)}.assess-root .dashboard-grid{display:grid;grid-template-columns:1fr 320px;gap:22px;align-items:start}.assess-root .rail{display:flex;flex-direction:column;gap:18px;position:sticky;top:84px}.assess-root .card-panel{background:white;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px}.assess-root .panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.assess-root .panel-head .title{font-size:15px;font-weight:700}.assess-root .panel-head .sub{font-size:11.5px;color:var(--muted);font-weight:600}.assess-root .leaderboard{display:flex;flex-direction:column;gap:6px}.assess-root .lb-row{display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:10px;padding:8px;border-radius:8px;transition:background .15s}.assess-root .lb-row:hover{background:var(--line-2)}.assess-root .lb-row.me{background:var(--brand-50);border:1px solid var(--brand-200)}.assess-root .lb-rank{font-weight:800;text-align:center;font-size:14px;color:var(--muted)}.assess-root .lb-row.gold .lb-rank{color:var(--accent-600);font-size:16px}.assess-root .lb-row.silver .lb-rank{color:#94a3b8;font-size:15px}.assess-root .lb-row.bronze .lb-rank{color:#c2855a;font-size:15px}.assess-root .lb-name{display:flex;align-items:center;gap:8px;font-weight:600;font-size:13.5px;min-width:0}.assess-root .lb-name .nm{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.assess-root .lb-avatar{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:white;font-weight:700;font-size:11px;flex-shrink:0}.assess-root .lb-xp{font-size:13px;font-weight:700;color:var(--ink-2);font-variant-numeric:tabular-nums}.assess-root .lb-xp .u{font-size:10px;color:var(--muted);font-weight:600}.assess-root .mastery-overview{display:flex;flex-direction:column;gap:10px}.assess-root .mo-row{display:grid;grid-template-columns:90px 1fr 40px;align-items:center;gap:10px;font-size:12.5px}.assess-root .mo-row .lab{font-weight:600}.assess-root .mo-row .bar{height:8px;background:var(--line-2);border-radius:999px;position:relative;overflow:hidden}.assess-root .mo-row .bar .fill{height:100%;border-radius:999px}.assess-root .mo-row .val{font-weight:700;text-align:right;font-variant-numeric:tabular-nums}.assess-root .practice-shell{min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.assess-root .practice-top{background:white;border-bottom:1px solid var(--line);padding:14px 28px;display:flex;align-items:center;gap:20px;position:sticky;top:0;z-index:30}.assess-root .practice-top .ex{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted)}.assess-root .practice-progress{flex:1;max-width:600px;height:8px;background:var(--line-2);border-radius:999px;overflow:hidden;position:relative}.assess-root .practice-progress .seg{position:absolute;top:0;bottom:0;border-right:2px solid white}.assess-root .practice-progress .seg.done{background:var(--brand-500)}.assess-root .practice-progress .seg.weak{background:var(--accent-400)}.assess-root .practice-progress .seg.challenge{background:#a855f7}.assess-root .practice-progress .marker{position:absolute;top:-3px;bottom:-3px;width:4px;background:var(--ink);border-radius:4px;transition:left .3s}.assess-root .practice-body{flex:1;max-width:880px;margin:0 auto;padding:32px 28px 80px;width:100%}.assess-root .q-meta{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-size:12px}.assess-root .q-pill{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;font-weight:700;font-size:11.5px;text-transform:uppercase;letter-spacing:.08em}.assess-root .q-pill.weak{background:var(--accent-100);color:var(--accent-700)}.assess-root .q-pill.challenge{background:#f3e8ff;color:#7e22ce}.assess-root .q-counter{color:var(--muted);font-weight:600}.assess-root .q-counter b{color:var(--ink);font-weight:800}.assess-root .q-card{background:white;border:1px solid var(--line);border-radius:var(--r-xl);padding:32px 36px;box-shadow:var(--shadow-sm)}.assess-root .q-text{font-size:19px;line-height:1.5;font-weight:500;color:var(--ink);margin-bottom:24px}.assess-root .q-text .katex{font-size:1.05em}.assess-root .q-choices{display:grid;gap:10px}.assess-root .q-choice{display:flex;align-items:center;gap:14px;padding:14px 18px;border-radius:12px;border:1.5px solid var(--line);background:white;font-size:15.5px;text-align:left;transition:all .12s;width:100%}.assess-root .q-choice:hover{border-color:var(--brand-400);background:var(--brand-50)}.assess-root .q-choice .letter{width:32px;height:32px;border-radius:50%;background:var(--line-2);color:var(--ink-3);display:grid;place-items:center;font-weight:700;font-size:14px;flex-shrink:0;transition:all .12s}.assess-root .q-choice .text{flex:1}.assess-root .q-choice:hover .letter{background:var(--brand-100);color:var(--brand-700)}.assess-root .q-choice.selected{border-color:var(--brand-500);background:var(--brand-50)}.assess-root .q-choice.selected .letter{background:var(--brand-600);color:white}.assess-root .q-choice.correct{border-color:var(--success);background:#f0fdf4}.assess-root .q-choice.correct .letter{background:var(--success);color:white}.assess-root .q-choice.wrong{border-color:var(--error);background:#fef2f2}.assess-root .q-choice.wrong .letter{background:var(--error);color:white}.assess-root .q-choice:disabled{cursor:default}.assess-root .q-feedback{margin-top:22px;padding:18px 22px;border-radius:14px;display:flex;gap:14px;font-size:14px;line-height:1.6}.assess-root .q-feedback.correct{background:#f0fdf4;border:1px solid #bbf7d0}.assess-root .q-feedback.wrong{background:#fef2f2;border:1px solid #fecaca}.assess-root .q-feedback .ico{flex-shrink:0;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;color:white;font-weight:700}.assess-root .q-feedback.correct .ico{background:var(--success)}.assess-root .q-feedback.wrong .ico{background:var(--error)}.assess-root .q-feedback .body h4{margin:0 0 6px;font-size:14px;font-weight:700}.assess-root .q-feedback.correct h4{color:#15803d}.assess-root .q-feedback.wrong h4{color:#b91c1c}.assess-root .q-feedback .body p{margin:0;color:var(--ink-2)}.assess-root .q-actions{display:flex;justify-content:space-between;margin-top:28px;align-items:center;gap:12px}.assess-root .q-actions .left{color:var(--muted);font-size:13px}.assess-root .results-page{max-width:880px;margin:0 auto;padding:40px 28px 80px}.assess-root .results-hero{text-align:center;margin-bottom:32px}.assess-root .score-ring{margin:0 auto 18px;width:180px;height:180px;position:relative}.assess-root .score-ring svg{width:100%;height:100%;transform:rotate(-90deg)}.assess-root .score-ring .track{stroke:var(--line-2)}.assess-root .score-ring .fill{stroke:var(--brand-500);stroke-linecap:round;transition:stroke-dasharray .8s ease}.assess-root .score-ring .center{position:absolute;inset:0;display:grid;place-items:center;flex-direction:column}.assess-root .score-ring .center .n{font-size:50px;font-weight:800;letter-spacing:-.04em;line-height:1}.assess-root .score-ring .center .d{font-size:13px;color:var(--muted);font-weight:600;margin-top:4px}.assess-root .results-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:28px}.assess-root .katex{font-size:1.05em}.assess-root .katex-display{margin:.6em 0}.assess-root ::-webkit-scrollbar{width:10px;height:10px}.assess-root ::-webkit-scrollbar-track{background:transparent}.assess-root ::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:999px;border:2px solid var(--bg)}.assess-root ::-webkit-scrollbar-thumb:hover{background:#9ca3af}@media (max-width:1100px){.assess-root .dashboard-grid{grid-template-columns:1fr}.assess-root .rail{position:static;flex-direction:row;flex-wrap:wrap}.assess-root .rail>*{flex:1 1 320px}.assess-root .hero{grid-template-columns:1fr}}@media (max-width:720px){.assess-root .header-inner{padding:12px 16px;gap:12px}.assess-root .nav{display:none}.assess-root .page{padding:16px}.assess-root .hero-title{font-size:24px}.assess-root .q-card{padding:22px 18px}.assess-root .q-text{font-size:17px}.assess-root .results-stats{grid-template-columns:1fr}}.assess-root .assess-summary{display:grid;grid-template-columns:auto 1px 1fr;gap:28px;align-items:center;background:linear-gradient(135deg,var(--brand-700),var(--brand-600) 70%,var(--brand-500));border-radius:var(--r-xl);padding:26px 30px;color:white;margin-bottom:22px;position:relative;overflow:hidden}.assess-root .assess-summary:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 92% 12%,rgba(252,211,77,.3),transparent 50%);pointer-events:none}.assess-root .assess-summary>*{position:relative}.assess-root .summary-ring{display:flex;align-items:center;gap:18px}.assess-root .summary-ring .ring{width:96px;height:96px;position:relative;flex-shrink:0}.assess-root .summary-ring .ring svg{width:100%;height:100%;transform:rotate(-90deg)}.assess-root .summary-ring .ring .track{stroke:rgba(255,255,255,.22)}.assess-root .summary-ring .ring .fill{stroke:var(--accent-300);stroke-linecap:round}.assess-root .summary-ring .ring .c{position:absolute;inset:0;display:grid;place-items:center}.assess-root .summary-ring .ring .c .n{font-size:26px;font-weight:800;letter-spacing:-.03em}.assess-root .summary-ring .meta .t{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-200)}.assess-root .summary-ring .meta .big{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:2px 0 4px;max-width:22ch;line-height:1.15}.assess-root .summary-ring .meta .sub{font-size:13px;color:rgba(255,255,255,.85)}.assess-root .summary-divider{background:rgba(255,255,255,.18);width:1px;height:72px}.assess-root .summary-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.assess-root .summary-stat .v{font-size:26px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.assess-root .summary-stat .l{font-size:12px;color:rgba(255,255,255,.82);font-weight:600;margin-top:2px}.assess-root .summary-stat .v small{font-size:14px;font-weight:600;color:rgba(255,255,255,.7)}.assess-root .assess-toolbar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px}.assess-root .view-toggle{display:inline-flex;background:white;border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px}.assess-root .view-toggle button{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:8px;font-weight:600;font-size:13.5px;color:var(--ink-3);transition:all .15s}.assess-root .view-toggle button.active{background:var(--brand-600);color:white}.assess-root .assess-legend{display:flex;gap:14px;align-items:center;margin-left:auto;flex-wrap:wrap;font-size:12px;color:var(--muted)}.assess-root .assess-legend .lg{display:inline-flex;align-items:center;gap:6px;font-weight:600}.assess-root .assess-legend .dot{width:10px;height:10px;border-radius:3px}.assess-root .insight-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}.assess-root .insight-card{background:white;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px}.assess-root .insight-card.progress{background:linear-gradient(180deg,#f0fdf4,white);border-color:var(--brand-200)}.assess-root .insight-card.priority{background:linear-gradient(180deg,#fffbeb,white);border-color:var(--accent-200)}.assess-root .insight-head{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:14px;font-weight:700}.assess-root .insight-head.progress{color:var(--brand-700)}.assess-root .insight-head.priority{color:var(--accent-700)}.assess-root .insight-items{display:flex;flex-direction:column;gap:8px}.assess-root .insight-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:9px;background:rgba(255,255,255,.7);border:1px solid var(--line);cursor:pointer;transition:all .14s}.assess-root .insight-item:hover{border-color:var(--brand-300);transform:translateX(2px)}.assess-root .insight-item .nm{flex:1;font-size:13px;font-weight:600;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.assess-root .insight-item .badge{font-size:12px;font-weight:700;padding:3px 8px;border-radius:999px;display:inline-flex;align-items:center;gap:3px;font-variant-numeric:tabular-nums}.assess-root .insight-item .badge.up{background:var(--brand-100);color:var(--brand-700)}.assess-root .insight-item .badge.down{background:#fee2e2;color:#b91c1c}.assess-root .insight-item .pct{font-size:13px;font-weight:800;color:var(--ink-2);font-variant-numeric:tabular-nums}.assess-root .mach-section{margin-bottom:26px}.assess-root .mach-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}.assess-root .mach-chip{display:inline-flex;align-items:center;gap:9px;padding:7px 14px 7px 10px;border-radius:999px;font-weight:700;font-size:14px}.assess-root .mach-chip .ic{width:22px;height:22px;border-radius:7px;display:grid;place-items:center;color:white}.assess-root .mach-head .hr{flex:1;height:1px;background:var(--line)}.assess-root .mach-head .agg{font-size:12.5px;color:var(--muted);font-weight:600}.assess-root .mach-head .agg b{color:var(--ink-2)}.assess-root .assess-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}.assess-root .assess-grid.mach-view{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}.assess-root .tile{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px;cursor:pointer;position:relative;overflow:hidden;transition:transform .15s,box-shadow .2s,border-color .15s;display:flex;flex-direction:column;gap:12px}.assess-root .tile:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-300)}.assess-root .tile.nodata{background:repeating-linear-gradient(135deg,#fafafa,#fafafa 10px,#f5f5f5 0,#f5f5f5 20px)}.assess-root .tile.nodata:hover{border-color:var(--muted-2)}.assess-root .tile-accent{position:absolute;top:0;left:0;bottom:0;width:4px}.assess-root .tile-head{display:flex;align-items:start;justify-content:space-between;gap:10px}.assess-root .tile-grade{font-size:10.5px;font-weight:700;letter-spacing:.06em;padding:3px 8px;border-radius:999px;background:var(--line-2);color:var(--muted);text-transform:uppercase}.assess-root .tile-title{font-size:15.5px;font-weight:700;letter-spacing:-.01em;line-height:1.3;padding-left:6px}.assess-root .tile-sub{font-size:12px;color:var(--muted);padding-left:6px}.assess-root .tile-mastery{display:flex;align-items:end;gap:10px;padding-left:6px}.assess-root .tile-mastery .pct{font-size:32px;font-weight:800;letter-spacing:-.03em;line-height:.9;font-variant-numeric:tabular-nums}.assess-root .tile-mastery .band{font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;margin-bottom:3px}.assess-root .tile-mastery .delta{font-size:12px;font-weight:700;margin-bottom:5px;margin-left:auto;display:inline-flex;align-items:center;gap:3px}.assess-root .tile-mastery .delta.up{color:var(--brand-600)}.assess-root .tile-mastery .delta.down{color:#dc2626}.assess-root .tile-bar{height:8px;background:var(--line-2);border-radius:999px;overflow:hidden;margin:0 6px}.assess-root .tile-bar .fill{height:100%;border-radius:999px;transition:width .4s}.assess-root .tile-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 6px 0;border-top:1px dashed var(--line);font-size:12px;color:var(--muted)}.assess-root .tile-foot .wrong{color:var(--error);font-weight:600;display:inline-flex;align-items:center;gap:5px}.assess-root .tile-foot .drill{color:var(--brand-700);font-weight:700;display:inline-flex;align-items:center;gap:4px}.assess-root .tile-nodata-msg{display:flex;align-items:center;gap:10px;padding:14px 6px 4px;color:var(--muted);font-size:13px}.assess-root .tile-nodata-msg .ic{color:var(--muted-2)}.assess-root .tile-nodata-cta{font-size:12.5px;color:var(--brand-700);font-weight:700;padding-left:6px;display:inline-flex;gap:5px;align-items:center}.assess-root .breadcrumb{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13.5px;margin-bottom:18px;color:var(--muted)}.assess-root .breadcrumb a{font-weight:600;color:var(--muted);padding:4px 8px;border-radius:7px;transition:all .14s;cursor:pointer}.assess-root .breadcrumb a:hover{background:var(--line-2);color:var(--ink-2)}.assess-root .breadcrumb .sep{color:var(--muted-2);display:inline-flex}.assess-root .breadcrumb .cur{font-weight:700;color:var(--ink);padding:4px 8px}.assess-root .detail-header{background:white;border:1px solid var(--line);border-radius:var(--r-xl);padding:24px 28px;margin-bottom:20px;display:flex;gap:28px;align-items:center}.assess-root .detail-header .left{flex:1}.assess-root .detail-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:8px}.assess-root .detail-title{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.15;margin-bottom:8px}.assess-root .detail-desc{font-size:14px;color:var(--muted);max-width:60ch}.assess-root .detail-metrics{display:flex;gap:26px;margin-top:16px}.assess-root .detail-metric .v{font-size:22px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.assess-root .detail-metric .l{font-size:12px;color:var(--muted);font-weight:600}.assess-root .detail-ring{width:120px;height:120px;position:relative;flex-shrink:0}.assess-root .detail-ring svg{width:100%;height:100%;transform:rotate(-90deg)}.assess-root .detail-ring .track{stroke:var(--line-2)}.assess-root .detail-ring .fill{stroke-linecap:round;transition:stroke-dasharray .7s}.assess-root .detail-ring .c{position:absolute;inset:0;display:grid;place-items:center;text-align:center}.assess-root .detail-ring .c .n{font-size:30px;font-weight:800;letter-spacing:-.03em;line-height:1}.assess-root .detail-ring .c .band{font-size:11px;font-weight:700;margin-top:3px}.assess-root .kc-list{display:flex;flex-direction:column;gap:10px}.assess-root .kc-row{background:white;border:1px solid var(--line);border-radius:var(--r-md);padding:16px 18px;display:grid;grid-template-columns:1fr 200px auto;gap:18px;align-items:center;transition:box-shadow .18s,border-color .15s}.assess-root .kc-row:hover{box-shadow:var(--shadow-sm);border-color:var(--brand-300)}.assess-root .kc-row.weak{border-left:4px solid var(--error)}.assess-root .kc-row.nodata{border-left:4px solid var(--muted-2);background:#fcfcfc}.assess-root .kc-info{min-width:0}.assess-root .kc-info .nm{font-size:15px;font-weight:700;display:flex;align-items:center;gap:9px}.assess-root .kc-info .nm .difftag{font-size:10px;font-weight:700;padding:2px 7px;border-radius:999px;background:var(--line-2);color:var(--muted);flex-shrink:0}.assess-root .kc-info .ds{font-size:12.5px;color:var(--muted);margin-top:3px}.assess-root .kc-info .stat{font-size:12px;color:var(--muted);margin-top:7px;display:inline-flex;gap:14px}.assess-root .kc-info .stat .wrong{color:var(--error);font-weight:600}.assess-root .kc-mastery-col{display:flex;flex-direction:column;gap:6px}.assess-root .kc-mastery-col .top{display:flex;justify-content:space-between;align-items:baseline}.assess-root .kc-mastery-col .top .pct{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums}.assess-root .kc-mastery-col .top .band{font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px}.assess-root .kc-mastery-col .bar{height:7px;background:var(--line-2);border-radius:999px;overflow:hidden}.assess-root .kc-mastery-col .bar .fill{height:100%;border-radius:999px;transition:width .4s}.assess-root .kc-mastery-col .nodata-chip{font-size:12px;color:var(--muted);font-weight:600;display:inline-flex;align-items:center;gap:6px}.assess-root .kc-actions{display:flex;gap:8px;align-items:center}.assess-root .cog-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}.assess-root .cog-card{background:white;border:1px solid var(--line);border-radius:var(--r-md);padding:14px 16px;position:relative}.assess-root .cog-card.target{box-shadow:0 0 0 2px var(--accent-300);border-color:var(--accent-300)}.assess-root .cog-card .lv{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700}.assess-root .cog-card .lv .tag{font-size:10px;font-weight:800;padding:2px 7px;border-radius:5px}.assess-root .cog-card .acc{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:8px 0 2px;font-variant-numeric:tabular-nums}.assess-root .cog-card .det{font-size:11.5px;color:var(--muted)}.assess-root .cog-card .targetlabel{position:absolute;top:-9px;right:10px;font-size:10px;font-weight:700;background:var(--accent-500);color:white;padding:2px 8px;border-radius:999px;display:inline-flex;align-items:center;gap:3px}.assess-root .cog-card .mini{height:6px;background:var(--line-2);border-radius:999px;overflow:hidden;margin-top:8px}.assess-root .cog-card .mini .fill{height:100%;border-radius:999px}.assess-root .wrong-group{margin-bottom:18px}.assess-root .wrong-group-head{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:13px;font-weight:700}.assess-root .wrong-group-head .tag{font-size:11px;font-weight:800;padding:3px 9px;border-radius:6px}.assess-root .wrong-group-head .ct{font-size:12px;color:var(--muted);font-weight:600}.assess-root .wrong-list{display:flex;flex-direction:column;gap:10px}.assess-root .wrong-card{background:white;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .15s}.assess-root .wrong-card:hover{border-color:var(--brand-300)}.assess-root .wrong-card-head{display:flex;align-items:center;gap:14px;padding:15px 18px;cursor:pointer}.assess-root .wrong-card-head .qno{width:28px;height:28px;border-radius:8px;background:#fef2f2;color:var(--error);display:grid;place-items:center;font-weight:800;font-size:13px;flex-shrink:0}.assess-root .wrong-card-head .qtext{flex:1;font-size:14.5px;font-weight:500;min-width:0}.assess-root .wrong-card-head .chev{color:var(--muted);transition:transform .2s;flex-shrink:0}.assess-root .wrong-card.open .wrong-card-head .chev{transform:rotate(90deg)}.assess-root .wrong-card-body{padding:0 18px 18px 60px;display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--line-2)}.assess-root .wrong-card-body .qfull{font-size:15px;font-weight:500;padding-top:14px}.assess-root .wrong-opts{display:grid;gap:7px}.assess-root .wrong-opt{display:flex;align-items:center;gap:11px;padding:9px 13px;border-radius:9px;border:1.5px solid var(--line);font-size:14px}.assess-root .wrong-opt .let{width:26px;height:26px;border-radius:50%;background:var(--line-2);color:var(--ink-3);display:grid;place-items:center;font-weight:700;font-size:12.5px;flex-shrink:0}.assess-root .wrong-opt.correct{border-color:var(--success);background:#f0fdf4}.assess-root .wrong-opt.correct .let{background:var(--success);color:white}.assess-root .wrong-opt.picked{border-color:var(--error);background:#fef2f2}.assess-root .wrong-opt.picked .let{background:var(--error);color:white}.assess-root .wrong-opt .mk{margin-left:auto;font-size:11px;font-weight:700}.assess-root .wrong-opt.correct .mk{color:var(--success)}.assess-root .wrong-opt.picked .mk{color:var(--error)}.assess-root .wrong-expl{display:flex;gap:11px;padding:13px 15px;border-radius:10px;background:var(--brand-50);border:1px solid var(--brand-100);font-size:13.5px;line-height:1.6}.assess-root .wrong-expl .ic{flex-shrink:0;color:var(--brand-600)}.assess-root .wrong-expl h5{margin:0 0 4px;font-size:12.5px;font-weight:700;color:var(--brand-700)}.assess-root .wrong-expl p{margin:0;color:var(--ink-2)}.assess-root .wrong-card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:4px}.assess-root .flag-btn{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;color:var(--muted);padding:6px 11px;border-radius:8px;border:1px solid var(--line);background:white;transition:all .14s}.assess-root .flag-btn:hover{color:var(--warn);border-color:var(--accent-300);background:var(--accent-50)}.assess-root .flag-btn.flagged{color:var(--warn);border-color:var(--accent-400);background:var(--accent-100)}.assess-root .empty-state{text-align:center;padding:48px 24px;color:var(--muted);background:white;border:1px dashed var(--line);border-radius:var(--r-lg)}.assess-root .empty-state .ic{color:var(--muted-2);margin-bottom:12px}.assess-root .empty-state .t{font-size:15px;font-weight:700;color:var(--ink-2);margin-bottom:6px}.assess-root .empty-state .s{font-size:13px;max-width:44ch;margin:0 auto}.assess-root .ai-cta-banner{display:flex;align-items:center;gap:18px;background:linear-gradient(135deg,var(--brand-700),var(--brand-600));border-radius:var(--r-lg);padding:18px 24px;color:white;margin-bottom:20px;position:relative;overflow:hidden}.assess-root .ai-cta-banner:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 90% 20%,rgba(252,211,77,.3),transparent 55%)}.assess-root .ai-cta-banner>*{position:relative}.assess-root .ai-cta-banner .txt{flex:1}.assess-root .ai-cta-banner .txt .h{font-size:16px;font-weight:800;margin-bottom:3px;display:flex;align-items:center;gap:8px}.assess-root .ai-cta-banner .txt .s{font-size:13px;color:rgba(255,255,255,.88)}.assess-root .ai-cta-banner .txt .s b{color:var(--accent-200)}@media (max-width:900px){.assess-root .assess-summary{grid-template-columns:1fr;gap:18px}.assess-root .summary-divider{display:none}.assess-root .summary-stats{grid-template-columns:repeat(2,1fr)}.assess-root .insight-row,.assess-root .kc-row{grid-template-columns:1fr}.assess-root .kc-row{gap:12px}.assess-root .cog-summary{grid-template-columns:repeat(2,1fr)}.assess-root .detail-header{flex-direction:column;align-items:start}}@keyframes assess-spin{to{transform:rotate(1turn)}}.assess-root .ring-spinner{width:44px;height:44px;margin:0 auto;border:3px solid var(--brand-100);border-top-color:var(--brand-600);border-radius:999px;animation:assess-spin .8s linear infinite}