:root{font-family:Inter,system-ui,-apple-system,sans-serif;color:#163b38;background:#f4f7f5;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;border:0;background:#176e60;color:white;border-radius:9px;padding:11px 17px;font-weight:600}button:hover{background:#115549}button.secondary{background:#e6efea;color:#245a4e}button:disabled{opacity:.5;cursor:wait}input,select{width:100%;padding:11px;border:1px solid #ccd9d2;border-radius:8px;background:white;color:#163b38}label{display:grid;gap:7px;font-size:13px;font-weight:600}h1{font-size:30px;letter-spacing:-1px;margin:0 0 12px}h2{font-size:20px;margin:0 0 18px}p{line-height:1.6;color:#60716c}header{background:#fff;border-bottom:1px solid #dbe5de;padding:22px max(24px,calc((100vw - 1260px)/2));display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{font-size:19px;font-weight:750}.eyebrow{text-transform:uppercase;font-size:11px;letter-spacing:1.8px;color:#69847b;font-weight:700;margin-bottom:9px}main{max-width:1260px;margin:32px auto;padding:0 24px}.card{background:white;border:1px solid #dbe5de;border-radius:16px;padding:24px;margin-bottom:22px;box-shadow:0 4px 15px #183c2b04}.narrow{max-width:460px;margin:7vh auto;padding:0 20px}.row{display:flex;gap:14px;align-items:end;flex-wrap:wrap}.row>label{flex:1;min-width:150px}.stack{display:grid;gap:17px}.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}.muted{font-size:13px;color:#6e7d76}.error{background:#fbe5e2;color:#92392c;padding:12px;border-radius:8px}.success{background:#dff2e7;padding:16px;border-radius:9px}.hidden{display:none!important}nav{display:flex;gap:8px;margin:25px 0}nav button{background:transparent;color:#687a73}nav button.active{background:#176e60;color:white}.code{font-size:62px;letter-spacing:10px;font-variant-numeric:tabular-nums;font-weight:750;margin:10px 0}#qr{max-width:260px;width:100%;height:auto}.center{text-align:center}.badge{display:inline-block;border-radius:99px;padding:5px 10px;background:#edf2ee;font-size:12px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{padding:12px;border-bottom:1px solid #e8eeea;text-align:left;white-space:nowrap}th{color:#6d7f75;background:#f8faf8}td select{min-width:130px;font-size:12px;padding:8px}.present{background:#def2e3}.absent{background:#f9dddd}.excused{background:#fff2c8}.unrecorded{background:#f3f5f3}.metric{font-size:26px;font-weight:750}.metrics{display:flex;gap:30px;margin:18px 0}.check{display:flex;align-items:center;gap:9px;font-weight:400}.check input{width:auto}.lecture-item{display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid #e7ede8;padding:15px 0}.notice{padding:14px;background:#fff6dd;border-radius:9px;font-size:13px;line-height:1.6}a{color:#176e60}.footer{font-size:12px;color:#76887e;margin-top:24px}.live-heading{font-size:36px}.actions{display:flex;gap:8px;flex-wrap:wrap}@media(max-width:760px){.split{grid-template-columns:1fr}header{padding:18px}main{padding:0 16px}.card{padding:18px}.code{font-size:45px}h1{font-size:25px}}

.live-card{margin-top:20px}

.presenter{display:flex;align-items:center;justify-content:center;gap:40px;margin:16px 0}.presenter #qr{width:220px;max-width:36vw}.presenter .code{font-size:64px}.live-card{padding:20px}.live-card h1{font-size:30px}.live-card p{margin:10px 0}@media(max-width:650px){.presenter{flex-direction:column;gap:0}.presenter #qr{width:180px;max-width:65vw}.presenter .code{font-size:42px;letter-spacing:5px}.live-card h1{font-size:24px}.row>label{min-width:120px}}

.preview-banner{background:#fff2c8;color:#5c491e;text-align:center;padding:6px;font-size:12px}

@media(min-width:651px){main:has(.live-card){margin-top:16px}.live-card{margin-top:12px}.presenter{margin:8px 0;gap:28px}.presenter #qr{width:200px}.live-card .eyebrow{margin-bottom:5px}.live-card h1{margin-bottom:6px}}

.course-dialog{border:1px solid #dbe5de;border-radius:16px;padding:28px;width:min(440px,92vw);color:#163b38}.course-dialog::backdrop{background:#163b3866}.danger{color:#963c30!important}#courseDialogError{color:#963c30}nav{flex-wrap:wrap}

.presenter{display:grid;grid-template-columns:200px minmax(0,1fr);width:100%;max-width:900px;margin:16px auto;gap:28px}.presenter>div{min-width:0}.presenter #qr{width:200px;max-width:100%;justify-self:center}.presenter #countdown{font-variant-numeric:tabular-nums;min-height:3.2em}.checkin-address{display:block;font-size:clamp(18px,2.5vw,32px);font-weight:750;line-height:1.35;margin:8px auto 16px;overflow-wrap:anywhere;text-decoration:none}.checkin-address:hover{text-decoration:underline}@media(max-width:650px){.presenter{grid-template-columns:minmax(0,1fr);gap:0}.presenter #qr{width:180px}.presenter #countdown{min-height:3.2em}}

.presenter.inactive{grid-template-columns:minmax(0,1fr)}

.course-dialog button.danger{background:#fbe5e2}.course-dialog button.danger:hover{background:#f7d2cc}

.schedule-dialog{width:min(650px,94vw);max-height:90vh;overflow:auto}.schedule-dialog fieldset{border:1px solid #ccd9d2;border-radius:8px;padding:12px}.schedule-dialog legend{font-size:13px;font-weight:600}.weekday-options{display:flex;gap:12px;flex-wrap:wrap}.weekday-options .check{font-size:13px}.entry-error{color:#963c30}

.lecture-status{display:block;font-size:13px;font-weight:600;color:#60716c;margin-top:5px}.lecture-item>.actions{justify-content:flex-end}

.trash-section>summary{cursor:pointer;font-size:20px;font-weight:700;padding:2px 0}.trash-content{margin-top:20px}.trash-content>.card:last-child{margin-bottom:0}

.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand-name{display:block;font-size:24px;line-height:1.2}.brand-subtitle{display:block;font-size:12px;font-weight:500;color:#60716c;margin-top:4px}.brand-emoji{font-size:29px}.presenter .code.waiting-code{font-size:clamp(28px,5vw,54px);letter-spacing:1px}#waitingLabel{margin-bottom:0;font-weight:600}#liveTitle{font-size:20px;font-weight:500;color:#60716c;margin-bottom:12px}
@media(max-width:520px){header{flex-wrap:wrap}.brand-name{font-size:22px}header>.actions{width:100%}.presenter .code.waiting-code{font-size:34px}}