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span{color:#9f6860}.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;min-width:550px;font-size:12px}th{text-align:left;color:#8c9aaf;font-size:10px;letter-spacing:.6px;text-transform:uppercase;background:#f7f9fd}th,td{padding:13px 12px;border-bottom:1px solid #edf0f6}td{color:#52617b}td b{color:#23314c}.pill{display:inline-block;border-radius:30px;padding:5px 9px;font-size:10px;font-weight:800;white-space:nowrap}.pill.ok{background:#e7f8ef;color:#248564}.pill.bad{background:#fff0eb;color:#b45d50}.workflow{display:grid;gap:14px;max-width:900px}.step{display:flex;gap:18px;padding:23px}.step>span,.check-steps span{flex:none;width:36px;height:36px;border-radius:11px;background:#e9eeff;color:#6076d7;display:grid;place-items:center;font-weight:800;font-size:13px}.step p{margin-bottom:10px}.muted{color:#9aa5b9!important}.check-steps{display:flex;justify-content:space-between;margin:4px 0 19px;gap:4px}.check-steps>div{display:flex;align-items:center;gap:8px;color:#65738e;font-size:11px}.check-steps span{width:29px;height:29px;border-radius:50%;font-size:11px}.upload-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.upload-grid .panel{margin:0}.action-panel{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:19px 0;padding:22px}.progress-panel:not(:empty){padding:19px;background:#fff;border:1px solid #e9edf6;border-radius:13px;margin:17px 0}.progress-panel.failed{border-color:#f4c9c9;color:#b14343}.progress-top{display:flex;justify-content:space-between;font-size:12px;margin-bottom:13px}.progress-top span{color:#8593ad}.progress-track{height:9px;background:#e8edfa;border-radius:20px;overflow:hidden}.progress-track>div{height:100%;background:#6179e8;border-radius:20px;transition:width .3s}.downloads{display:flex;gap:10px;flex-wrap:wrap;margin:15px 0}.result-actions{margin-bottom:17px}.result-toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:17px}.result-toolbar input{min-width:250px;flex:1}.empty{padding:22px;color:#9aa6b8;font-size:12px;text-align:center}.detail-overlay{position:fixed;inset:0;background:#0b183f99;z-index:12;display:flex;justify-content:flex-end}.detail-overlay[hidden]{display:none}.detail-card{width:min(620px,100%);height:100%;overflow:auto;background:white;padding:32px;box-shadow:-20px 0 60px #121c3b33}.close{border:0;background:none;color:#8b98ae;font-size:26px;float:right}.detail-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}.detail-metrics div{padding:16px;background:#f4f7fc;border-radius:10px}.detail-metrics span,.detail-metrics b{display:block}.detail-metrics span{color:#8996ac;font-size:10px}.detail-metrics 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select{width:100%;font-size:13px}.dialog-head{display:flex;align-items:center;justify-content:space-between}.dialog-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:22px}@media(max-width:1080px){.metrics{grid-template-columns:repeat(2,1fr)}.grid-two{grid-template-columns:1fr}.check-steps b{display:none}}@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:transform .2s}.menu-open .sidebar{transform:translateX(0)}.main-wrap{margin-left:0}.topbar{height:62px;padding:0 19px}#menu-toggle{display:block}.local-badge{display:none}main{padding:26px 18px 60px}.heading{align-items:flex-start}.heading .primary{padding:10px;font-size:11px}h1{font-size:25px}.metrics{gap:9px}.metrics article{padding:16px;min-height:112px}.metrics strong{font-size:24px}.upload-grid{grid-template-columns:1fr}.exam-switch{justify-content:flex-start;flex-wrap:wrap;margin-top:0}.select-exam select{min-width:220px}.action-panel{align-items:flex-start;flex-direction:column}.check-steps{gap:3px}.check-steps>div{flex:1;justify-content:center}.check-steps span{width:26px;height:26px}.detail-card{padding:20px}.answer-grid{grid-template-columns:repeat(4,1fr)}}

.title-preview img{display:block;width:min(100%,350px);height:auto;margin-top:18px;border:1px solid #e1e8f3;border-radius:8px;box-shadow:0 8px 20px #1b284422}

/* Guided, compact local workflow */
main{max-width:1380px;margin:0 auto}
[hidden]{display:none!important}
.heading{margin-bottom:18px}
.heading h1{margin-bottom:5px}
.guide{padding:22px 24px;margin-bottom:17px;border:1px solid #dce5f5;background:linear-gradient(115deg,#fff 50%,#f4f7ff)}
.guide-intro{display:flex;justify-content:space-between;align-items:center;gap:20px}
.guide-intro h2{margin:4px 0 6px;font-size:20px;color:#1e3158}
.guide-intro p{margin:0;color:#677895}
.guide-steps{display:flex;gap:8px;margin-top:22px;flex-wrap:wrap}
.guide-step{display:flex;align-items:center;gap:7px;padding:9px 12px;border:1px solid #e1e8f5;background:#fff;border-radius:10px;color:#64738e;font-size:12px;cursor:pointer}
.guide-step:hover,.guide-step:focus-visible{border-color:#6179e8;color:#273f84}
.guide-step.done{background:#eff9f3;border-color:#cae8d4;color:#237855}
.guide-step span{display:grid;place-items:center;width:22px;height:22px;border-radius:7px;background:#e9edfa;color:#536bc4;font-weight:800}
.guide-step.done span{background:#d6f1df;color:#237855}
.guide-step small{font-size:10px;opacity:.8}
.guide + .metrics + .grid-two{grid-template-columns:1fr}
.metrics{gap:12px;margin-bottom:16px}
.metrics article{min-height:92px;padding:16px 18px}
.metrics strong{font-size:24px;margin-top:6px}
.import-help{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:12px 0 16px;color:#74829b;font-size:12px}
.readiness-strip{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 16px;margin-bottom:13px;border:1px solid #dfe8f3;border-radius:10px;background:#fff;color:#536584;font-size:12px}
.readiness-strip b{color:#223a64}
.inline-entry{margin:16px 0;padding:15px 18px;border:1px solid #e3e9f4;border-radius:11px;background:#f9fbff}
.inline-entry summary{cursor:pointer;font-weight:750;color:#34466c}
.inline-entry p{margin:12px 0;color:#6a7892}
.inline-entry textarea{display:block;width:100%;min-height:100px;resize:vertical;padding:12px;border:1px solid #cfd8e9;border-radius:8px;background:#fff;color:#22345a;font:13px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace}
.inline-entry textarea:focus{outline:2px solid #8799eb;outline-offset:1px}
.inline-actions{display:flex;align-items:center;gap:12px;margin-top:12px}
.key-choice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:9px;margin:14px 0 17px}
.upload-grid .key-panel{grid-column:1/-1}
.key-choice{padding:9px;border:1px solid #dfe6f4;border-radius:9px;background:#fff}
.key-choice b{display:block;margin-bottom:7px;color:#4d5f83;font-size:11px}
.key-choice>div{display:grid;grid-template-columns:repeat(4,1fr);gap:3px}
.key-choice button{min-height:34px;padding:0;border:1px solid #d9e2f2;border-radius:6px;background:#f8faff;color:#52668f;font-size:12px;font-weight:800}
.key-choice button[aria-pressed="true"]{background:#526ee1;color:#fff;border-color:#526ee1}
.key-choice button:focus-visible{outline:2px solid #233eab;outline-offset:2px}
#key-paste{min-height:65px}
#students .inline-entry,#grading .inline-entry{margin-top:0}
.dropzone{padding:23px 15px}
.dropzone{min-height:125px}
.dropzone.compact{padding:15px 12px;min-height:112px}
.panel-head{margin-bottom:14px}
.exam-switch{margin:0 0 13px}
button:disabled{cursor:not-allowed;opacity:.55}
@media(max-width:760px){.guide-intro{align-items:flex-start;flex-direction:column}.guide-intro .primary{width:100%}.guide-steps{gap:6px;margin-top:16px}.guide-step{flex:1 1 130px;justify-content:center}.metrics article{min-height:83px;padding:13px}.metrics strong{font-size:20px}.import-help .secondary{width:100%;text-align:center}.inline-actions{flex-wrap:wrap}}

/* Hosted account and credit screens */
.auth-screen{position:fixed;inset:0;z-index:60;overflow:auto;background:#eef2f9;padding:24px;display:grid;place-items:center}
.auth-shell{width:min(980px,100%);min-height:560px;display:grid;grid-template-columns:1fr 1fr;background:#fff;border-radius:23px;overflow:hidden;box-shadow:0 30px 80px #14204224}
.auth-story{padding:58px 49px;background:linear-gradient(145deg,#152344,#243f7e);color:#fff;display:flex;flex-direction:column;align-items:flex-start}
.auth-story .brand-icon{margin-bottom:50px}
.auth-story .eyebrow{color:#a9bdf5}
.auth-story h1{font-size:37px;line-height:1.12;max-width:420px;letter-spacing:-1.5px}
.auth-story p{color:#d7e1f9;font-size:14px;line-height:1.6;max-width:420px}
.auth-benefits{display:grid;gap:12px;margin-top:auto;color:#d9e8ff;font-size:13px}
.auth-card{padding:55px 48px;display:flex;flex-direction:column;justify-content:center}
.auth-card h2{font-size:25px;margin:0 0 8px;color:#192c51}
.auth-card>p{color:#73819b;margin:0 0 24px;font-size:13px}
.auth-form{display:grid;gap:14px}
.auth-form label{display:grid;gap:7px;color:#344769;font-size:12px;font-weight:750}
.auth-form input{width:100%;height:45px;border:1px solid #d4ddec;border-radius:9px;padding:0 13px;background:#fff;color:#1e3154;font-size:15px}
.auth-form input:focus{outline:2px solid #8197eb;outline-offset:1px}
.auth-form .primary{margin-top:5px;min-height:44px}
.auth-form .text-link{text-align:center;padding:7px}
#auth-message:not(:empty){padding:11px 13px;border-radius:8px;margin:0 0 16px;font-size:12px}
#auth-message.auth-error{background:#fff0ed;color:#a34a42}
#auth-message.auth-success{background:#ebf8f0;color:#237657}
.auth-card .auth-footnote{font-size:11px;margin:20px 0 0;color:#8a98ae}
.brand-mark{width:34px;height:34px;object-fit:contain;flex:none}
.auth-home{display:block;width:min(260px,100%);margin-bottom:66px;background:#fff;border-radius:7px;padding:8px 10px}
.auth-home img{display:block;width:100%;height:auto}
.auth-back{align-self:flex-start;margin:-25px 0 38px;color:#60718a;font-size:12px;font-weight:700;text-decoration:none}
.auth-back:hover{color:#087cf0}
.auth-benefits span{padding-left:19px;position:relative}
.auth-benefits span::before{content:'—';position:absolute;left:0;color:#67c8ff}
.demo-code{padding:12px 15px;border-radius:8px;background:#fff4d7;color:#75571c!important;font-weight:750}
.telegram-open{width:100%;min-height:48px;font-size:13px}.telegram-hint{margin:2px 0!important;padding:12px 14px;border-radius:9px;background:#eef4ff;color:#52647d!important;font-size:12px!important;line-height:1.55}
.wallet-badge{border:1px solid #cbd8fc;background:#edf2ff;color:#3458b4;border-radius:20px;padding:8px 13px;font-size:11px;font-weight:800;white-space:nowrap}
.wallet-summary{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(110deg,#fff,#eff4ff)}
.wallet-summary div{display:grid;gap:4px}.wallet-summary span,.wallet-summary small{color:#7786a0;font-size:12px}
.wallet-summary strong{font-size:34px;color:#233d80}.wallet-summary p{max-width:320px;color:#5d6f92;font-size:12px}
.package-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0}
.package{display:grid;gap:10px;padding:20px;border:1px solid #dfe7f5;border-radius:12px;background:#f9fbff}
.package strong{font-size:18px;color:#274078}.package b{font-size:21px;color:#1b2d50}.package small{color:#7888a1}
.wallet-history{display:grid;gap:8px;margin-top:15px}.wallet-history>div{display:flex;justify-content:space-between;border-bottom:1px solid #edf0f6;padding:10px 0;font-size:12px;color:#64738e}.wallet-history b{color:#254981}
@media(max-width:760px){.auth-screen{padding:0;align-items:stretch}.auth-shell{min-height:100vh;border-radius:0;grid-template-columns:1fr}.auth-story{padding:24px 25px 22px;gap:4px;min-height:175px}.auth-home{width:205px;margin:0 0 14px;padding:6px 8px}.auth-story h1{font-size:25px}.auth-story p{font-size:12px;margin:3px 0}.auth-benefits{display:none}.auth-card{padding:25px;justify-content:flex-start}.auth-back{margin:0 0 30px}.package-grid{grid-template-columns:1fr}.wallet-summary{align-items:flex-start;flex-direction:column}.wallet-badge{padding:6px 8px}.top-right{gap:7px}}