:root{--bg:#f6f7f4;--surface:#fff;--surface-alt:#f0f3ee;--text:#22342e;--muted:#596b61;--line:#dde5dd;--control-line:#77877d;--accent:#14644e;--accent-hover:#0d503d;--accent-soft:#e5f1e9;--danger:#a32b32;--danger-soft:#fff0f0;--warning:#87590a;--warning-soft:#fff5df;--shadow:0 4px 24px #183a2410;--radius:8px;--sidebar:255px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{--bg:#101a16;--surface:#17241e;--surface-alt:#1e2f26;--text:#e7eee8;--muted:#a5b5a9;--line:#324539;--control-line:#718779;--accent:#88d7b1;--accent-hover:#a6e7c5;--accent-soft:#243e31;--danger:#ffadb1;--danger-soft:#40272b;--warning:#f2cc85;--warning-soft:#3b3324;--shadow:0 4px 24px #0002;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{margin:0}h1,h2,h3,.page-head>div,.question-list-top>div,.next-step>div,.quick-row span,.recommendation>div{overflow-wrap:anywhere;min-width:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,.table-wrap:focus-visible{outline:3px solid var(--accent);outline-offset:3px}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.06em;margin-bottom:12px;font-size:clamp(1.75rem,2.6vw,2.25rem);font-weight:650;line-height:1.2}h2{letter-spacing:-.025em;margin-bottom:16px;font-size:1.15rem;font-weight:650;line-height:1.45}h3{font-size:1rem;font-weight:600}p{line-height:1.65}small{color:var(--muted);font-size:.75rem;line-height:1.5}hr{border:0;border-top:1px solid var(--line);margin:28px 0}svg{flex-shrink:0}fieldset{border:0;margin:0;padding:0}label{flex-direction:column;gap:8px;margin-bottom:20px;font-size:.83rem;font-weight:550;display:flex}input,textarea,select{background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:7px;width:100%;min-width:0;padding:12px 14px;line-height:1.5}input:not([type=checkbox]):not([type=radio]):not([type=file]),textarea,select{border-color:var(--control-line);min-height:44px}input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}textarea{resize:vertical}input[type=checkbox],input[type=radio]{width:20px;height:20px;accent-color:var(--accent);flex-shrink:0;padding:0}input[readonly]{background:var(--surface-alt)}summary{cursor:pointer;padding:12px 0;font-size:.85rem;font-weight:550}details>p:first-of-type{margin-top:10px}.muted{color:var(--muted)}.small{font-size:.82rem}.eyebrow{letter-spacing:.13em;color:var(--accent);margin-bottom:12px;font-size:.65rem;font-weight:700;line-height:1.5}.button{background:var(--accent);color:var(--surface);white-space:normal;border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;gap:9px;min-height:44px;padding:12px 18px;font-size:.82rem;font-weight:600;line-height:1.4;text-decoration:none;transition:transform .15s;display:inline-flex}.button:hover{background:var(--accent-hover);text-decoration:none}.button.secondary{background:var(--surface);color:var(--text);border-color:var(--line)}.button.secondary:hover{background:var(--surface-alt)}.button.light{color:#154c3b;background:#e8f3df}.button.danger{background:var(--danger);color:var(--surface)}.button.compact{padding:9px 12px;font-size:.75rem}.button.full{width:100%}.button.text-button,.text-button{color:var(--accent);text-align:left;background:0 0;border:0;min-height:44px;padding:8px 0;font-size:.82rem}.icon-button{width:44px;height:44px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.icon-button:hover{background:var(--surface-alt);color:var(--text)}.icon-button.favorite{color:var(--warning)}.danger-text{color:var(--danger)}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-width:0;margin-bottom:24px;padding:26px}.badge{background:var(--surface-alt);color:var(--muted);border-radius:5px;align-items:center;padding:5px 9px;font-size:.75rem;font-weight:600;line-height:1.5;display:inline-flex}.badge.success{color:var(--accent);background:var(--accent-soft)}.badge.warning{color:var(--warning);background:var(--warning-soft)}.badge.inverse{color:#ddf2df;letter-spacing:.08em;background:#ffffff18;font-size:.6rem}.error-box{background:var(--danger-soft);color:var(--danger);overflow-wrap:anywhere;border:1px solid;border-radius:7px;align-items:flex-start;gap:10px;margin-bottom:20px;padding:14px;font-size:.83rem;display:flex}.error-state:has(>button){margin-bottom:24px}.error-state:has(>button) .error-box{margin-bottom:12px}.notice{background:var(--accent-soft);border-left:3px solid var(--accent);color:var(--text);border-radius:4px;padding:14px;font-size:.8rem;line-height:1.7}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--accent);color:var(--surface);padding:16px;position:fixed;top:-100px;left:16px}.skip-link:focus{top:10px}.mobile-only{display:none}.brand{color:var(--text);letter-spacing:-.05em;align-items:center;gap:12px;font-size:1.6rem;font-weight:750;line-height:1.2;text-decoration:none;display:inline-flex}.brand:hover{text-decoration:none}.brand small{letter-spacing:.1em;margin-top:4px;font-size:.48rem;font-weight:550;display:block}.brand-symbol{background:var(--accent);width:40px;height:40px;color:var(--surface);border-radius:9px;padding-top:2px;padding-left:11px;font-size:1.8rem;position:relative}.brand-symbol>span{background:#b9e7bc;border-radius:50%;width:7px;height:7px;position:absolute;top:9px;right:8px}.app-shell{min-height:100vh;display:flex}.sidebar{width:var(--sidebar);background:var(--surface);border-right:1px solid var(--line);z-index:30;flex-direction:column;height:100dvh;padding:30px 20px 18px;display:flex;position:fixed;inset:0 auto 0 0;overflow:auto}.sidebar-brand{margin:0 8px 40px}.nav-label{letter-spacing:.13em;color:var(--muted);margin:0 16px 10px;font-size:.55rem;font-weight:650}.sidebar nav{flex-direction:column;gap:4px;margin-bottom:28px;display:flex}.sidebar nav a{color:var(--muted);border-radius:7px;align-items:center;gap:12px;min-height:44px;padding:12px 14px;font-size:.79rem;display:flex}.sidebar nav a:hover{background:var(--surface-alt);text-decoration:none}.sidebar nav a.active{background:var(--accent-soft);color:var(--accent);font-weight:650}.sidebar-bottom{margin-top:auto;padding-top:20px}.study-note{background:var(--surface-alt);color:var(--accent);border-radius:8px;align-items:flex-start;gap:10px;padding:14px;display:flex}.study-note p{margin:0;font-size:.7rem;line-height:1.5}.study-note small{margin-top:4px;font-size:.62rem;display:block}.profile-link{color:var(--text);align-items:center;gap:10px;padding:18px 4px 0;font-size:.75rem;display:flex}.profile-link>span:nth-child(2){overflow-wrap:anywhere;flex:1;min-width:0}.profile-link small{font-size:.65rem;display:block}.avatar{background:var(--accent-soft);color:var(--accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;font-weight:650;display:flex}.main-shell{min-width:0;width:calc(100% - var(--sidebar));margin-left:var(--sidebar);flex-direction:column;min-height:100vh;display:flex}.topbar{border-bottom:1px solid var(--line);background:var(--bg);justify-content:space-between;align-items:center;gap:10px;height:76px;padding:0 40px;display:flex}.topbar-title{color:var(--muted);font-size:.78rem}.topbar-actions{align-items:center;gap:8px;display:flex}.main-shell main{outline:none;flex:1;width:100%;max-width:1510px;margin:auto;padding:40px}.app-footer{color:var(--muted);justify-content:space-between;gap:16px;padding:20px 40px 26px;font-size:.65rem;display:flex}.page-head{justify-content:space-between;align-items:center;gap:24px;margin-bottom:30px;display:flex}.page-head .muted{margin:0;font-size:.86rem}.section-title{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;display:flex}.section-title h2{margin:0}.section-title a{white-space:nowrap;align-items:center;gap:3px;font-size:.7rem;display:flex}.empty{text-align:center;padding:44px 16px}.empty-icon{background:var(--surface-alt);color:var(--accent);border-radius:50%;justify-content:center;align-items:center;margin-bottom:18px;padding:16px;display:inline-flex}.empty h2{margin-bottom:10px;font-size:1.08rem}.empty p{color:var(--muted);max-width:450px;margin:0 auto 20px;font-size:.82rem}.skeletons{gap:16px;padding:24px;display:grid}.skeletons>div{background:var(--surface-alt);border-radius:10px;height:90px;animation:1.6s ease-in-out infinite pulse}.skeletons>div:nth-of-type(2){height:180px}@keyframes pulse{50%{opacity:.4}}.dashboard-banner{border-radius:var(--radius);color:#f2f7ed;background:#154f3e;border:1px solid #23664d;justify-content:space-between;align-items:center;gap:30px;margin-bottom:26px;padding:32px 40px;display:flex;position:relative;overflow:hidden}.dashboard-banner:after{content:"";pointer-events:none;border:1px solid #ffffff0b;border-radius:50%;width:300px;height:300px;position:absolute;top:-160px;right:-160px}.dashboard-banner h2{letter-spacing:-.04em;margin:18px 0 10px;font-size:1.7rem;font-weight:550;line-height:1.25}.dashboard-banner p{color:#c4dcca;margin-bottom:24px;font-size:.8rem}.goal-ring{flex-shrink:0;width:174px;height:174px;margin-right:22px;position:relative}.goal-ring>svg{width:100%;height:100%;transform:rotate(-90deg)}.goal-ring>svg circle{fill:none;stroke-width:5px}.ring-track{stroke:#46765d}.ring-progress{stroke:#c3e69d;stroke-linecap:round}.goal-ring>div{color:#d2ecc0;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.goal-ring>div>svg{flex-shrink:0;width:22px;height:22px}.goal-ring strong{color:#fff;margin:6px 0;font-size:1.9rem;font-weight:600}.goal-ring strong small{color:#adc8b2;font-size:1rem}.goal-ring span{color:#c4dcca;font-size:.7rem}.metrics{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:26px;display:grid}.metric{border:1px solid var(--line);background:var(--surface);border-radius:10px;min-width:0;padding:22px}.metric>span{letter-spacing:.04em;color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:.7rem;font-weight:650;line-height:1.5;display:flex}.metric>span svg{color:var(--accent)}.metric strong{letter-spacing:-.05em;margin:16px 0 6px;font-size:1.9rem;font-weight:550;display:block}.metric strong small{letter-spacing:0;font-size:.9rem}.metric>small{font-size:.75rem}.dashboard-columns{grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:24px;display:grid}.dashboard-columns .panel{min-width:0}.chart-panel .empty{padding:38px 12px}.line-chart{width:100%;height:auto;max-height:230px;margin:22px 0 12px;display:block;overflow:visible}.line-chart line{stroke:var(--line);stroke-dasharray:3 5}.line-chart text{fill:var(--muted);font-size:10px}.line-chart polyline{fill:none;stroke:var(--accent);stroke-width:2.5px;stroke-linejoin:round}.line-chart circle{fill:var(--accent)}.next-step{border-bottom:1px solid var(--line);gap:14px;padding:22px 0;font-size:.8rem;display:flex}.next-step p{color:var(--muted);margin:4px 0 8px;font-size:.72rem}.step-icon{background:var(--accent-soft);width:42px;height:42px;color:var(--accent);border-radius:8px;justify-content:center;align-items:center;display:flex}.quick-row{color:var(--text);border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:18px 0;font-size:.77rem;display:flex}.quick-row:last-of-type{border-bottom:0}.quick-row:hover{color:var(--accent);text-decoration:none}.quick-row>svg:first-child{color:var(--accent)}.quick-row>span{flex:1}.quick-row small{margin-top:3px;font-size:.66rem;display:block}.subject-progress{margin-top:22px}.subject-progress>div{justify-content:space-between;gap:12px;font-size:.8rem;display:flex}.subject-progress small{font-size:.65rem;display:block}.subject-progress strong{color:var(--accent);font-size:.8rem}progress{background:var(--surface-alt);border:0;border-radius:4px;width:100%;height:6px;margin-top:12px;overflow:hidden}progress::-webkit-progress-bar{background:var(--surface-alt)}progress::-webkit-progress-value{background:var(--accent);border-radius:4px}progress::-moz-progress-bar{background:var(--accent)}.recommendation{border-bottom:1px solid var(--line);color:var(--text);justify-content:space-between;align-items:center;gap:10px;padding:18px 0;font-size:.76rem;display:flex}.recommendation small{margin-top:5px;font-size:.67rem;display:block}.transparency p{color:var(--muted);font-size:.83rem}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;display:grid}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:24px}.mode-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:26px;display:grid}.mode-card{text-align:left;background:var(--surface);border:1px solid var(--line);color:var(--text);border-radius:9px;flex-direction:column;align-items:flex-start;gap:10px;min-width:0;padding:20px;transition:border-color .15s,background .15s;display:flex}.mode-card.selected{background:var(--accent-soft);border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.mode-card strong{font-size:.86rem;font-weight:600}.mode-card small{font-size:.7rem;line-height:1.65}.mode-symbol{background:var(--surface-alt);width:30px;height:30px;color:var(--accent);border-radius:6px;justify-content:center;align-items:center;display:flex}.selected .mode-symbol{background:var(--accent);color:var(--surface)}.sim-config{grid-template-columns:minmax(0,2.5fr) minmax(260px,1fr);align-items:start;gap:24px;display:grid}.session-summary{position:sticky;top:24px}.summary-row{border-top:1px solid var(--line);align-items:center;gap:10px;padding:16px 0;font-size:.8rem;display:flex}.summary-row svg{color:var(--accent)}.distribution-row{grid-template-columns:1.3fr 1.3fr .7fr auto;align-items:end;gap:10px;display:grid}.distribution-row .button{margin-bottom:20px}.filter-panel{padding:20px 24px}.search-input{margin-bottom:18px;position:relative}.search-input>svg{color:var(--muted);position:absolute;top:14px;left:14px}.search-input input{padding-left:42px}.filter-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:0 14px;display:grid}.filter-grid label{margin-bottom:12px;font-size:.8rem}.filter-grid select{padding:9px 10px;font-size:.76rem}.list-heading{color:var(--muted);justify-content:space-between;gap:16px;margin:0 0 16px;font-size:.78rem;display:flex}.list-heading small{font-size:.65rem}.question-list-item{margin-bottom:14px;padding:24px}.question-list-top{justify-content:space-between;align-items:center;gap:8px;display:flex}.question-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;font-size:.7rem;display:flex}.question-meta .icon-button{margin-left:auto}.question-list-top .question-meta{margin-bottom:0}.question-list-item h2{margin:16px 0 7px;font-size:1rem}.question-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;margin-top:12px;display:flex}.question-actions>button:first-child{margin-right:auto}.tag-row{flex-wrap:wrap;gap:8px;margin:18px 0;display:flex}.admin-tools{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;display:flex}.admin-tools details{flex:1;min-width:160px;font-size:.8rem}.upload-label{cursor:pointer;flex-direction:row;margin-bottom:0;font-weight:600;position:relative}.upload-label input[type=file]{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.upload-label:has(input:disabled){opacity:.5;cursor:not-allowed}.upload-label input:disabled{cursor:not-allowed}.selection-control{justify-content:center;align-items:center;min-width:44px;min-height:44px;margin:0;display:inline-flex}.upload-label:focus-within{outline:3px solid var(--accent);outline-offset:3px}.editor-form{max-width:1050px}.inline-actions{flex-wrap:wrap;gap:12px;display:flex}.content-preview{border:1px dashed var(--line);border-radius:8px;margin-top:24px;padding:20px}.image-preview{margin-top:20px}.image-preview img{max-width:100%;max-height:220px;margin-bottom:16px;display:block}.option-editor{align-items:center;gap:14px;display:flex}.option-editor>label{flex:1;min-width:0}.editor-save{justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px;display:flex}.profile-columns{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;display:grid}.profile-columns h2{align-items:center;gap:10px;display:flex}.check-label{flex-direction:row;align-items:center;gap:10px;margin-top:20px;font-size:.8rem;font-weight:450}.review-response{background:var(--surface-alt);border-radius:8px;margin-bottom:16px;padding:20px}.review-panel{max-width:1000px}.attempt-grid{grid-template-columns:minmax(0,3fr) minmax(225px,1fr);align-items:start;gap:24px;display:grid}.question-panel{padding:30px}.question-panel h2{margin:16px 0;font-size:1.35rem}.question-map{padding:22px;position:sticky;top:24px}.question-map-grid{grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:8px;margin:20px 0;display:grid}.question-map-grid button{border:1px solid var(--line);background:var(--surface);min-height:44px;color:var(--muted);border-radius:6px;font-size:.82rem;position:relative}.question-map-grid .answered{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}.question-map-grid .current{box-shadow:0 0 0 2px var(--accent);color:var(--accent);font-weight:700}.question-map-grid .marked svg{color:var(--warning);position:absolute;top:2px;right:2px}.map-legend{color:var(--muted);flex-wrap:wrap;gap:12px;margin-bottom:20px;font-size:.62rem;display:flex}.map-legend span{align-items:center;gap:5px;display:flex}.map-legend i{background:var(--accent-soft);border:1px solid var(--accent);border-radius:2px;width:10px;height:10px}.question-nav{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;gap:8px;margin-top:28px;padding-top:24px;font-size:.75rem;display:flex}.timer{background:var(--surface);border:1px solid var(--line);font-variant-numeric:tabular-nums;white-space:nowrap;border-radius:8px;align-items:center;gap:9px;padding:12px 16px;font-size:.9rem;display:flex}.timer.urgent{color:var(--danger);border-color:var(--danger)}.content{overflow-wrap:anywhere;font-size:.9rem;line-height:1.85}.answer-option .content{min-width:0}.content p:last-child{margin-bottom:0}.content pre{background:var(--surface-alt);border-radius:6px;padding:16px;overflow:auto}.content img{max-width:100%}.content .katex-display{padding:8px 0;overflow:auto}.question-image{object-fit:contain;max-width:100%;max-height:400px;margin:24px 0;display:block}.answer-options{gap:12px;margin-top:28px;display:grid}.answer-option{border:1px solid var(--line);cursor:pointer;border-radius:8px;flex-direction:row;align-items:center;gap:12px;margin:0;padding:16px;font-weight:400;display:flex}.answer-option.checked{background:var(--accent-soft);border-color:var(--accent)}.answer-option:has(input:disabled){cursor:default}.answer-option .content{flex:1;font-size:.84rem}.option-letter{background:var(--surface-alt);border:1px solid var(--line);color:var(--muted);border-radius:5px;justify-content:center;align-items:center;min-width:29px;min-height:29px;font-size:.72rem;display:flex}.answer-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:24px 0;display:flex}.answer-toolbar .is-marked{color:var(--warning);border-color:var(--warning)}.save-status{color:var(--muted);align-items:center;gap:6px;font-size:.75rem;display:flex}.feedback{border:1px solid var(--line);border-left:3px solid var(--warning);background:var(--surface-alt);border-radius:7px;margin-top:28px;padding:24px}.feedback.correct{border-left-color:var(--accent)}.feedback h3{margin-top:20px}.feedback>p{font-size:.86rem}.personal-note{border-top:1px solid var(--line);margin-top:28px}.personal-note>span{margin-left:12px;font-size:.8rem}.matching-options{margin-top:24px}.matching-options label{border:1px solid var(--line);border-radius:7px;padding:14px}.result-banner{background:var(--accent-soft);border:1px solid var(--line);border-radius:12px;align-items:center;gap:40px;margin-bottom:24px;padding:30px 36px;display:flex}.result-banner>div:first-child{min-width:190px}.result-banner strong{letter-spacing:-.05em;color:var(--accent);font-size:2.7rem;font-weight:550}.result-banner p{margin-bottom:8px;font-size:.82rem}.result-banner>div:last-child{max-width:580px}.result-banner a{font-size:.82rem}.table-wrap{overscroll-behavior-x:contain;scrollbar-color:var(--control-line) var(--surface-alt);border-radius:4px;max-width:100%;position:relative;overflow-x:auto}.table-hint{color:var(--muted);margin-bottom:12px;font-size:.75rem}table{border-collapse:collapse;text-align:left;width:100%;font-size:.8rem}th{color:var(--muted);border-bottom:1px solid var(--line);white-space:nowrap;padding:12px;font-size:.75rem;font-weight:600}td{border-bottom:1px solid var(--line);vertical-align:middle;overflow-wrap:anywhere;padding:18px 12px}td small{margin-top:4px;font-size:.67rem;display:block}td strong{font-size:.83rem;font-weight:600}.pagination{color:var(--muted);justify-content:space-between;align-items:center;gap:16px;padding:22px 0;font-size:.74rem;display:flex}.pagination>div{gap:8px;display:flex}.auth-page{grid-template-columns:1fr 1fr;min-height:100dvh;display:grid}.auth-story{color:#f0f5ea;background:#143e32;flex-direction:column;padding:44px 54px;display:flex;position:relative;overflow:hidden}.auth-story .brand{color:#eff5e9}.auth-story .brand small{color:#b3cab9}.auth-story .brand-symbol{color:#153e32;background:#c5dfb0}.auth-story .brand-symbol>span{background:#326048}.auth-story>a:last-child{color:#c1d6c4;margin-top:auto;font-size:.7rem}.auth-story-content{margin:auto 0;padding:58px 0 40px;position:relative}.auth-story .eyebrow{color:#c4dcb5;font-size:.65rem}.auth-story h2{letter-spacing:-.055em;margin:22px 0;font-size:clamp(2.5rem,4vw,4.5rem);font-weight:500;line-height:1.14}.auth-story h2 em{color:#c8e2b8;font-family:Georgia,serif;font-weight:400}.auth-story p{color:#bcd2c2;font-size:.87rem;line-height:1.9}.orbit-art{max-width:400px;height:240px;margin:28px auto 24px;position:relative}.orbit{border:1px solid #6e998a55;border-radius:50%;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.orbit.one{width:160px;height:160px}.orbit.two{width:245px;height:245px}.orbit.three{width:320px;height:320px}.orbit-center{color:#c6dfb2;background:#234f3d;border:1px solid #88ac9566;border-radius:16px;justify-content:center;align-items:center;width:94px;height:94px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)rotate(-10deg);box-shadow:0 12px 30px #051e2430}.orbit-dot{background:#bddca7;border:4px solid #234b3b;border-radius:50%;width:16px;height:16px;position:absolute}.orbit-dot.d1{top:18%;left:30%}.orbit-dot.d2{width:12px;height:12px;top:54%;right:8%}.orbit-dot.d3{width:12px;height:12px;bottom:2%;left:27%}.auth-pill{color:#d5e5cb;background:#ffffff0c;border:1px solid #d3e6d31a;border-radius:22px;align-items:center;gap:9px;padding:11px 16px;font-size:.74rem;display:inline-flex}.auth-form-side{background:var(--surface);flex-direction:column;padding:32px 48px;display:flex}.auth-top{color:var(--muted);justify-content:flex-end;align-items:center;gap:20px;font-size:.7rem;display:flex}.auth-form-wrap{width:100%;max-width:385px;margin:auto;padding:45px 0}.auth-form-wrap h1{letter-spacing:-.045em;margin-top:18px;font-size:2.05rem}.auth-form-wrap>.muted{margin-bottom:28px;font-size:.85rem}.mini-logo{background:var(--accent-soft);color:var(--accent);border-radius:10px;margin-bottom:28px;padding:13px;display:inline-flex}.auth-form-wrap>.eyebrow{margin-bottom:6px}.auth-form-wrap label{font-size:.76rem}.auth-form-wrap form{margin-top:26px}.password-input{position:relative}.password-input input{padding-right:48px}.password-input .icon-button{position:absolute;top:50%;right:4px;transform:translateY(-50%)}.field-hint{color:var(--muted);margin:-8px 0 20px;font-size:.75rem}.forgot-link{text-align:right;margin:-4px 0 22px;font-size:.73rem;display:block}.auth-switch{text-align:center;margin-top:24px;font-size:.77rem}.auth-switch a{font-weight:650}.privacy-note{border-top:1px solid var(--line);color:var(--muted);justify-content:center;align-items:center;gap:8px;margin-top:30px;padding-top:24px;font-size:.65rem;display:flex}.auth-bottom{text-align:center;color:var(--muted);margin:16px 0 0;font-size:.63rem}.standalone{max-width:680px;min-height:100vh;margin:0 auto;padding:36px 24px}.auth-recover{margin-top:40px}.auth-recover>h1{font-size:1.7rem}.auth-recover>p{font-size:.85rem}.recovery-codes>svg{color:var(--accent);margin-bottom:12px}.recovery-codes h1{font-size:1.8rem}.recovery-codes p{color:var(--muted);font-size:.84rem}.code-grid{grid-template-columns:1fr;gap:8px;margin:22px 0;display:grid}.code-grid code{background:var(--surface-alt);border:1px solid var(--line);text-align:center;overflow-wrap:anywhere;border-radius:5px;padding:12px;font-size:.75rem}.method-page{max-width:1000px;margin:auto;padding:32px 24px}.method-page>header{justify-content:space-between;margin-bottom:32px;display:flex}.prose{padding:40px}.prose h1{margin-bottom:26px;font-size:2.2rem}.prose h2{margin-top:34px;font-size:1.25rem}.prose p,.prose li{color:var(--muted);font-size:.91rem;line-height:1.9}.prose li{margin-bottom:12px}.prose p a{text-underline-offset:3px;text-decoration:underline}@media (width>=1600px){.auth-story{padding:60px 90px}.main-shell main{padding:48px}}@media (width<=1200px){:root{--sidebar:225px}.sidebar{padding:28px 14px 18px}.main-shell main{padding:28px}.topbar{padding:0 28px}.metrics{gap:12px}.metric{padding:18px}.metric>span{gap:5px;font-size:.7rem}.metric>span svg{width:15px}.mode-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.sim-config{grid-template-columns:minmax(0,2fr) minmax(235px,1fr)}.dashboard-columns{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr)}.dashboard-banner{padding:30px}.goal-ring{width:155px;height:155px;margin-right:0}.auth-story{padding:38px}.auth-form-side{padding:28px 36px}.filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.attempt-grid{grid-template-columns:minmax(0,2.3fr) minmax(210px,1fr)}.question-panel{padding:24px}}@media (width<=1024px){.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.metric>span{font-size:.7rem}.metric strong{margin-top:12px}.dashboard-columns{grid-template-columns:1fr}.mode-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sim-config{grid-template-columns:1fr}.session-summary{position:static}.attempt-grid{grid-template-columns:1fr}.question-map{position:static}.profile-columns{grid-template-columns:1fr}.auth-story-content{padding-top:40px}.orbit-art{height:210px}.orbit.three{width:270px;height:270px}.orbit.two{width:220px;height:220px}.distribution-row{grid-template-columns:1fr 1fr}.page-head{align-items:flex-start}.page-head>.button{white-space:nowrap}}@media (width<=767px){input:not([type=checkbox]):not([type=radio]):not([type=file]),select,textarea,.filter-grid select{font-size:1rem}.table-wrap table{min-width:480px}.mode-card strong{overflow-wrap:anywhere}.sidebar{overscroll-behavior:contain}:root{--sidebar:255px}.mobile-only{display:inline-flex}.sidebar{transition:transform .2s;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-brand{justify-content:space-between;align-items:center;margin-bottom:32px;display:flex}.nav-overlay{z-index:29;background:#0008;border:0;position:fixed;inset:0}.main-shell{width:100%;margin-left:0}.topbar{height:64px;padding:0 20px}.topbar-title{margin-right:auto;font-size:.73rem}.main-shell main{padding:26px 20px}.app-footer{flex-wrap:wrap;padding:20px}.page-head{flex-direction:column;gap:18px;margin-bottom:24px}.page-head>.button{white-space:normal}.dashboard-banner{gap:16px;padding:28px 24px}.dashboard-banner h2{font-size:1.45rem}.dashboard-banner p{font-size:.75rem}.goal-ring{align-self:center;width:126px;height:126px}.goal-ring strong{font-size:1.55rem}.goal-ring>svg{stroke-width:4px}.goal-ring>div>svg{width:18px}.metrics{gap:12px}.metric{padding:18px}.metric>span{font-size:.7rem}.metric>small{font-size:.75rem}.metric strong{font-size:1.75rem}.panel{padding:22px}.dashboard-columns{gap:0}.auth-page{grid-template-columns:1fr}.auth-story{min-height:220px;padding:26px 24px}.auth-story-content{padding:26px 0 0}.auth-story h2{margin:12px 0;font-size:2rem}.auth-story p,.orbit-art,.auth-pill,.auth-story>a:last-child{display:none}.auth-story .eyebrow{margin-bottom:0;font-size:.56rem}.auth-story h2 br{display:none}.auth-form-side{padding:20px 24px}.auth-top{margin-bottom:12px}.auth-form-wrap{margin:0 auto;padding:18px 0 30px}.mini-logo,.auth-form-wrap>.eyebrow{display:none}.auth-form-wrap h1{font-size:1.75rem}.auth-bottom{margin-top:auto}.form-grid{gap:0 14px}.filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.list-heading{flex-direction:column;gap:4px}.question-list-item{padding:20px}.question-meta{gap:7px;font-size:.63rem}.question-nav .button{padding:10px 12px;font-size:.72rem}.question-nav>span{white-space:nowrap;font-size:.66rem}.answer-option{gap:9px;padding:14px}.answer-option .content{font-size:.8rem}.result-banner{flex-direction:column;align-items:flex-start;gap:20px;padding:24px}.result-banner strong{font-size:2.3rem}.pagination{flex-wrap:wrap;font-size:.68rem}.pagination>div{margin-left:auto}.question-actions,.admin-tools{gap:8px}.admin-tools>.button{font-size:.73rem}.editor-save{flex-direction:column;align-items:stretch;gap:0}.prose{padding:26px}.prose h1{font-size:1.75rem}}@media (width<=480px){.dashboard-banner{flex-direction:column;align-items:flex-start;padding:24px}.dashboard-banner h2 br{display:none}.goal-ring{align-self:flex-end;width:116px;height:116px;margin-top:-8px}.dashboard-banner p{margin-bottom:16px}.dashboard-banner .button{padding:10px 14px}.metrics{gap:10px}.metric{padding:16px 12px}.metric>span{flex-wrap:wrap;gap:5px;font-size:.7rem}.metric>span svg{width:14px}.form-grid,.form-grid.three{grid-template-columns:1fr}.mode-card{padding:16px 13px}.mode-card strong{font-size:.78rem}.mode-card small{font-size:.65rem}.mode-grid{gap:10px}.question-panel{padding:20px}.option-letter{min-width:24px;min-height:24px}.answer-option{gap:8px;padding:12px}.distribution-row{grid-template-columns:1fr}.distribution-row .button{margin-bottom:12px}.standalone{padding:26px 18px}.auth-recover{padding:22px}.question-actions .button{font-size:.7rem}.question-actions .text-button{font-size:.74rem}.feedback{padding:18px}.section-title a{font-size:.63rem}.filter-panel{padding:18px}.topbar{padding:0 14px}.main-shell main,.method-page{padding:24px 16px}.prose{padding:22px}.code-grid code{font-size:.66rem}.auth-story .brand{font-size:1.4rem}.auth-story h2{font-size:1.8rem}}.study-launch{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:28px}.resume-list{padding:24px 0 12px}.study-launch h2,.sim-fields h2,.session-summary h2{margin:0 0 18px;font-size:1.15rem}.resume-row{border-top:1px solid var(--line);color:var(--text);align-items:center;gap:14px;min-height:72px;padding:16px 0;display:flex}.resume-row>svg{color:var(--accent);flex-shrink:0}.resume-row>span:first-of-type{overflow-wrap:anywhere;flex:1;min-width:0}.resume-row small{color:var(--muted);margin-top:6px;font-size:.8rem;display:block}.resume-action{color:var(--accent);flex-shrink:0;align-items:center;gap:8px;font-size:.85rem;display:flex}.study-start{grid-template-columns:minmax(0,1fr) 180px;align-items:center;gap:24px;padding:24px 0;display:grid}.study-start-actions{flex-wrap:wrap;gap:12px;display:flex}.daily-progress>span{color:var(--muted);align-items:center;gap:8px;font-size:.85rem;display:flex}.daily-progress strong{margin:8px 0;font-size:1.5rem;display:block}.daily-progress small{color:var(--muted);font-size:.9rem}.mode-tabs{border-bottom:1px solid var(--line);margin-bottom:16px;display:flex}.mode-tabs button{min-width:0;min-height:52px;color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;flex:1;padding:12px 8px;font-weight:600}.mode-tabs button[aria-pressed=true]{border-bottom-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.other-modes{margin-bottom:24px}.other-modes select{max-width:420px}.sim-fields{min-width:0}.simulator-form .session-summary{border-left:1px solid var(--line);padding:24px}.advanced-config{border-top:1px solid var(--line);padding-top:12px}.advanced-config summary{align-items:center;gap:8px;min-height:44px;display:flex}.advanced-config h3{margin:24px 0 16px;font-size:1rem}.filter-panel>.filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-advanced-filters{grid-column:1/-1}.library-advanced-filters summary,.other-modes summary{min-height:44px;padding:12px 0}.library-advanced-filters .filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.answer-option.option-correct{border-color:var(--accent);background:var(--accent-soft)}.answer-option.option-incorrect{border-color:var(--danger);background:var(--danger-soft)}.answer-result-icon{color:var(--accent);flex-shrink:0;margin-left:auto}.option-incorrect .answer-result-icon{color:var(--danger)}.feedback-setting{border-bottom:1px solid var(--line);color:var(--muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;padding:12px 0;font-size:.85rem;display:flex}@media (width<=1024px){.simulator-form .session-summary{border-left:0;border-top:1px solid var(--line);padding:20px 0}}@media (width<=767px){.mode-tabs button{font-size:.85rem}.study-start{grid-template-columns:1fr;gap:20px}.study-start-actions .button{flex:100%}.daily-progress{grid-template-columns:1fr auto;align-items:center;gap:8px 16px;display:grid}.daily-progress strong{margin:0;font-size:1.1rem}.daily-progress progress{grid-column:1/-1}.resume-row{flex-wrap:wrap;font-size:.9rem}.resume-action{flex-basis:100%;padding-left:34px}.simulator-form .session-summary{background:var(--bg)}.session-summary h2{display:none}.simulator-form .summary-row{border:0;padding:4px 12px 4px 0;display:inline-flex}.question-nav{background:var(--surface);padding:12px 0}.question-nav .button,.answer-toolbar .button,.question-map-grid button{min-height:44px}.library-advanced-filters .filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.table-wrap .history-table{min-width:0}.history-table thead{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.history-table,.history-table tbody{width:100%;display:block}.history-table tr{border-bottom:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));padding:16px 0;display:grid}.history-table td{overflow-wrap:anywhere;border:0;min-width:0;padding:8px;display:block}.history-table td:first-child,.history-table td:last-child{grid-column:1/-1}.history-table td[data-label]:before{content:attr(data-label);color:var(--muted);margin-bottom:4px;font-size:.8rem;display:block}.history-table td:last-child .button{width:100%;min-height:44px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
