[hidden]{display:none!important}
@font-face{font-family:Pretendard;src:url('/pretendard.woff2') format('woff2');font-display:swap}*{box-sizing:border-box}body{margin:0;background:#F7F8FA;color:#292b32;font-family:Pretendard,sans-serif}header{display:flex;gap:24px;align-items:center;padding:20px 32px;background:#fff;border-bottom:1px solid #e5e7eb}header span{color:#6b7280;font-size:13px}main{max-width:1240px;margin:auto;padding:32px}h1{font-size:30px;letter-spacing:-1px}h2{font-size:19px;margin-top:28px}.eyebrow{color:#786294;font-weight:700}#login{max-width:520px;margin:48px auto;background:#fff;padding:36px;border-radius:20px}#workspace:not([hidden]){display:grid;grid-template-columns:240px 1fr;gap:32px}aside,article{background:white;border-radius:16px;padding:24px}nav{display:grid;gap:10px}label{display:grid;gap:8px;margin:16px 0;font-size:14px}input,select{padding:12px;border:1px solid #aeb4bd;border-radius:8px;font:inherit;max-width:100%}button{padding:12px 16px;border:0;border-radius:8px;background:#786294;color:#fff;font:inherit;cursor:pointer;margin:4px}button:disabled{background:#eceef1;color:#5b616d;cursor:default}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #254dc9;outline-offset:3px}#areas{display:grid;gap:12px}.area{padding:16px;border:1px solid #e5e7eb;border-radius:12px}.track{border-bottom:2px dashed #D1D5DB;margin:30px 0}#status{background:#fff;padding:16px;min-height:52px;border-radius:8px}li{padding:10px}form{margin-bottom:24px}@media(max-width:800px){main{padding:16px}#workspace:not([hidden]){grid-template-columns:1fr}nav{grid-template-columns:repeat(3,1fr)}header{padding:16px;flex-wrap:wrap}article{padding:16px}}
#status:empty{display:none}

#platformPanel,#seatPanel{margin-top:24px;padding:20px;border:1px solid #dfe3e9;border-radius:12px}textarea{width:100%;padding:12px;font:inherit;min-height:80px}input[type=checkbox]{width:auto}#orders .area{margin:12px 0}#ownerSetup{max-width:640px}

/* Fixed role navigation; reserve space above mobile safe areas. */
main{padding-bottom:calc(110px + env(safe-area-inset-bottom))}
#bottomNav{position:fixed;bottom:0;left:0;right:0;z-index:20;display:flex;justify-content:center;gap:8px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid #e5e7eb}
#bottomNav button{flex:1;max-width:280px;min-height:48px;background:#fff;color:#626773}
#bottomNav button[aria-current=page]{background:#f0ebf5;color:#68517f;font-weight:700}
#workspace[data-tab=learning]:not([hidden]),#workspace[data-tab=operations]:not([hidden]){grid-template-columns:1fr}

#aiPanel fieldset{margin:16px 0;border:1px solid #d1d5db;border-radius:12px;padding:16px}#aiSources img{max-width:100%;height:auto}#aiSources pre{white-space:pre-wrap;overflow-wrap:anywhere}#aiWarnings{color:#854000}#aiRows input{width:100%}#aiRows input[type=checkbox]{width:auto}

.upload-quota{padding:18px;border-radius:12px;background:#f0ebf5;border:1px solid #d5c8e0}.upload-quota strong{font-size:19px}.upload-quota p{margin-bottom:0;font-variant-numeric:tabular-nums}.upload-quota[data-locked=true]{background:#f0f1f4;border-color:#c4c8cf}

/* Legal links remain reachable across login, learning and operations. */
.legal-footer{position:fixed;bottom:0;left:0;right:0;z-index:30;min-height:48px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));display:flex;gap:16px;justify-content:center;flex-wrap:wrap;background:#fff;border-top:1px solid #dfe3e9;font-size:13px}.legal-footer a{color:#68517f}#bottomNav{bottom:64px}main{padding-bottom:calc(200px + env(safe-area-inset-bottom))}.legal-choices{border:1px solid #dfe3e9;border-radius:12px;margin:20px 0;padding:16px}.legal-choices label{display:block;line-height:1.8}.legal-choices input{margin-right:8px}.legal-document{max-width:900px;line-height:1.8}.legal-document table{border-collapse:collapse;width:100%;font-size:14px}.legal-document th,.legal-document td{border:1px solid #dfe3e9;padding:10px;text-align:left}
.legal-footer{height:calc(64px + env(safe-area-inset-bottom));gap:6px 16px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));align-content:center;font-size:12px}#bottomNav{bottom:calc(64px + env(safe-area-inset-bottom));padding-bottom:10px}
#aiPanel img[id^=ai-preview]{max-width:100%;max-height:300px;object-fit:contain;border:1px solid #ddd}#examSharing section{border-top:1px solid #ddd;padding:12px 0}

.review-banner{padding:20px;background:#fff4db;border:2px solid #9e6900;border-radius:12px;margin-bottom:24px}.review-banner a{color:#542f00}

.page-queue{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.page-queue fieldset{min-width:0}.page-queue img{display:block;width:100%;max-height:260px;object-fit:contain;background:#f7f8fa}.page-queue button{margin:4px}#aiCoverageReport p{border-left:3px solid #d93543;padding:6px 10px}#aiCoverageReview textarea{min-height:80px}

.exam-warning-summary{padding:16px;border:2px solid #b32131;border-radius:12px;background:#fff6f7;margin:16px 0}.exam-warning-summary h4{margin:0 0 8px}.exam-alert{padding:14px;border-left:4px solid #b32131;background:#fff;border-radius:6px;margin:12px 0;color:#60121c}.exam-alert button{min-height:44px}.exam-correction{background:#fff6ea;border:2px solid #965600;padding:16px;border-radius:12px}#aiReviewStatus{padding:10px;font-weight:600}#aiCheckDraft{min-height:44px}

.exam-warning-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px;scroll-margin-top:16px}.exam-warning-summary>h4,.exam-warning-summary>p{grid-column:1/-1}.exam-warning-summary .exam-alert{margin:0;font-size:14px;line-height:1.45}.exam-warning-summary button{font-size:14px}#aiRows fieldset{scroll-margin-top:16px}

.study-action{border-left:4px solid #b20e30;background:#fff;border-radius:12px;padding:16px;margin:12px 0}.study-action h3{margin-top:0}#studyActions{display:grid;gap:8px}#studyHome .inline-check{display:flex;align-items:flex-start;gap:10px}#studyHome input[type=checkbox],#curForm input[type=checkbox]{width:auto;min-width:20px;min-height:20px}#studyHome button{min-height:44px}#studyChoice{max-width:100%}

.question-tools{display:flex;flex-wrap:wrap;gap:12px;align-items:end}.question-tools label{flex:1;min-width:180px}#questionJump{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}#questionJump button{min-height:44px;min-width:44px}#conceptRows .inline-check{display:flex;gap:8px;align-items:center}#conceptRows input[type=checkbox]{width:auto;min-width:20px;min-height:20px}#conceptRows textarea{min-height:90px}

dialog{max-width:620px;width:calc(100% - 48px);max-height:85vh;overflow:auto;border:1px solid #ddd;border-radius:16px;padding:24px}dialog::backdrop{background:#0008}#questionThreads p{overflow-wrap:anywhere}

.progress-chart{width:100%;max-width:760px;display:block;height:auto}#progressGroups section{margin-block:16px}