:root{--student-bg:#f4f6fb;--student-surface:#ffffff;--student-ink:#1d293b;--student-muted:#637087;--student-line:#dce2ed;--student-accent:#385acb;--student-soft:#e9eeff;--student-tint:#edf2fb;--student-button-ink:#ffffff;--student-scheme:light;--student-frame-rim:#9cafd3;--student-frame-shell:#dfe7f7;--student-frame-window:#f0f4fc;--student-frame-name:#f8faff}:root[data-student-theme=pastel]{--student-bg:#fff9f0;--student-surface:#fffcf8;--student-ink:#3b354b;--student-muted:#756b80;--student-line:#e6ddec;--student-accent:#74519c;--student-soft:#ebe2f8;--student-tint:#fff0e5;--student-frame-rim:#ccb9df;--student-frame-shell:#eee3f6;--student-frame-window:#fff5ec;--student-frame-name:#fffaf3}:root[data-student-theme=dark]{--student-bg:#080808;--student-surface:#141414;--student-ink:#f5f5f7;--student-muted:#aaaab5;--student-line:#303034;--student-accent:#83a8ff;--student-soft:#142440;--student-tint:#1b1b1b;--student-button-ink:#071326;--student-scheme:dark;--student-frame-rim:#3a3a40;--student-frame-shell:#1c1c1e;--student-frame-window:#101010;--student-frame-name:#161616}@media screen{body:has(.student-experience),html:has(.student-experience){background:var(--student-bg)}}.ca-admin,.ca-page{--ca-ink:#162c43;--ca-accent:#165bcc;--ca-line:#dce4ed;--ca-muted:#55677b;color:var(--ca-ink);font-size:16px;line-height:1.55}.ca-confirm{padding:18px;background:#f0f5fd;border-radius:12px;border:1px solid #c9d9ef}.ca-confirm p{margin:10px 0 18px}.ca-confirm small{display:block;margin-top:12px}.ca-print-sheet{border-bottom:1px dashed #aaa;padding-bottom:35px;margin-bottom:35px}@media print{.ca-print-sheet{break-after:page;border:0;margin:0;padding:0}.ca-print-sheet:last-child{break-after:auto}.ca-print h1{font-size:30px!important}.ca-print img{width:65mm!important;margin:7mm auto!important}.ca-print p{margin:4mm 0!important}.ca-print footer{margin-top:6mm!important}.ca-print-code{font-size:54px!important;margin:4mm 0!important}}.ca-page{max-width:580px;margin:0 auto;padding:24px 18px 60px;background:#f5f8fc;min-height:100dvh}.ca-welcome{margin-bottom:22px}.ca-welcome-scene{height:252px;position:relative;overflow:hidden;border-radius:14px;background:#abd5f4 url(/campus-yonsei-underwood-pixel-v1.png) center 52%/cover no-repeat;isolation:isolate}.ca-welcome-scene:after{content:"";position:absolute;inset:55% 0 0;background:linear-gradient(transparent,rgba(21,47,80,.25));z-index:-1}.ca-welcome-greeting{top:15px;white-space:nowrap;border-radius:24px;padding:7px 15px;background:rgba(255,255,255,.96);color:#173d61;font-size:16px;font-weight:750;box-shadow:0 3px 16px #17427320}.ca-welcome-friends,.ca-welcome-greeting{position:absolute;left:50%;transform:translateX(-50%)}.ca-welcome-friends{bottom:7px;display:flex;gap:8px}.ca-welcome-character{display:block;width:112px;height:175.56px;background-image:url(/attendance-welcome-clap-v1.png);background-size:351.12px 351.12px;background-repeat:no-repeat;filter:drop-shadow(0 5px 3px #16365438);--sprite-y:0px;background-position:-182px var(--sprite-y);animation:ca-clap .5s step-end 6}.ca-welcome-girl{--sprite-y:-175.56px;animation-delay:.12s}.ca-welcome-caption{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;color:var(--ca-muted);margin-top:6px}.ca-panel .ca-welcome-caption button{flex-shrink:0;min-height:44px;padding:8px}.ca-notice a.button{display:inline-block;margin-top:5px;padding:10px 14px;border-radius:9px;background:var(--ca-accent);color:white;text-decoration:none;font-size:15px;font-weight:650}.ca-notice a:focus-visible{outline:3px solid #99c0ff;outline-offset:3px}@keyframes ca-clap{0%,to{background-position:-56px var(--sprite-y)}50%{background-position:-182px var(--sprite-y)}}@media(prefers-reduced-motion:reduce){.ca-welcome-character{animation:none}.ca-welcome-caption button{display:none}}.ca-page-head{display:flex;align-items:center;justify-content:space-between;margin:5px 0 28px;gap:16px}.ca-page-head a{font-size:26px;font-weight:850;color:var(--ca-ink);text-decoration:none}.ca-page-head span{font-size:14px;color:var(--ca-muted)}.ca-panel{padding:24px;background:#fff;border:1px solid var(--ca-line);border-radius:18px;margin-bottom:20px;min-width:0}.ca-panel h1{font-size:26px;margin:0 0 12px}.ca-panel h2{font-size:20px;margin:0 0 14px}.ca-muted,.ca-panel small{color:var(--ca-muted);font-size:14px}.ca-panel label{display:flex;flex-direction:column;gap:7px;font-size:15px;font-weight:600}.ca-panel input,.ca-panel select,.ca-panel textarea{box-sizing:border-box;border:1px solid #b9c7d8;border-radius:9px;background:white;color:var(--ca-ink);font:inherit;padding:11px;min-width:0;width:100%}.ca-panel input[type=checkbox]{width:20px;height:20px;flex:0 0 20px}.ca-panel button:focus-visible,.ca-panel input:focus-visible,.ca-panel select:focus-visible,.ca-panel summary:focus-visible{outline:3px solid #99c0ff;outline-offset:2px}.ca-admin>button,.ca-panel button,.ca-toolbar a,.ca-toolbar button{border:0;border-radius:10px;padding:11px 17px;background:var(--ca-accent);color:white;font:inherit;font-size:15px;font-weight:650;cursor:pointer;text-decoration:none}.ca-panel button:disabled{opacity:.5;cursor:default}.ca-panel .ca-secondary,.ca-toolbar .ca-secondary{color:var(--ca-ink);background:#eaf0f8}.ca-panel>.ca-secondary{margin-top:18px}.ca-stack{display:flex;flex-direction:column;gap:18px}.ca-pin{text-align:center;letter-spacing:.35em;font-size:32px!important;font-variant-numeric:tabular-nums}.ca-notice{padding:14px 16px;border-radius:12px;background:#eaf2ff;color:#174273;overflow-wrap:anywhere}.ca-success{padding:20px;background:#eaf7f0;border-radius:12px;color:#14583d}.ca-panel .ca-text-button{padding:8px 0;background:transparent;font-size:14px}.ca-back,.ca-panel .ca-text-button{display:block;color:var(--ca-accent)}.ca-back{text-align:center;margin-top:24px}.ca-history{padding:0;margin:0;list-style:none}.ca-history li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 0;border-bottom:1px solid var(--ca-line)}.ca-history li div{display:flex;flex-direction:column}.ca-badge{display:inline-flex;font-size:14px;font-weight:650;padding:4px 10px;border-radius:7px;background:#eef1f5;white-space:nowrap}.ca-badge.present{background:#e6f5ec;color:#16623f}.ca-badge.late{background:#fff0d5;color:#804f05}.ca-badge.absent{background:#ffeded;color:#973b3b}.ca-admin{max-width:1200px;margin:0 auto}.ca-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;margin-bottom:20px}.ca-toolbar h1{margin:0;font-size:28px}.ca-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.ca-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.ca-panel summary{font-size:18px;font-weight:700;cursor:pointer}.ca-panel details[open]>summary{margin-bottom:20px}.ca-check{flex-direction:row!important;align-items:center;gap:10px!important}.ca-counts{display:flex;flex-wrap:wrap;gap:10px;margin:15px 0}.ca-counts span{padding:7px 12px;background:#f1f5fa;border-radius:8px;font-size:15px}.ca-roster{display:flex;flex-direction:column;gap:14px;margin-top:15px}.ca-roster-row{display:grid;grid-template-columns:minmax(140px,1fr) minmax(150px,1.1fr) auto;gap:16px;align-items:center;padding:15px;border:1px solid var(--ca-line);border-radius:12px}.ca-roster-row small,.ca-roster-row strong{display:block}.ca-roster-row label{font-size:14px}.ca-table-wrap{overflow:auto}.ca-table{width:100%;border-collapse:collapse;min-width:650px}.ca-table td,.ca-table th{text-align:left;padding:14px 10px;border-bottom:1px solid var(--ca-line);vertical-align:top}.ca-table th{font-size:14px;color:var(--ca-muted)}.ca-table td small,.ca-table td strong{display:block}.ca-table select{min-width:100px}.ca-table button{font-size:14px;padding:8px 10px;margin:5px 0}.ca-table td{font-size:15px}.ca-schedule{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--ca-line);padding:14px 0}.ca-schedule small,.ca-schedule strong{display:block}.ca-student-entry{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;margin:8px 0 20px;padding:15px 18px;border:1px solid var(--sj-line,#dce4ed);border-radius:14px;color:var(--sj-accent,#165bcc);background:var(--sj-surface,#fff);text-decoration:none}.ca-student-entry span{font-size:14px}.ca-print{text-align:center;max-width:720px;margin:30px auto;background:#fff;color:#12253b;padding:36px;font-size:18px}.ca-print h1{font-size:38px;margin:25px 0 12px}.ca-print img{width:min(310px,90%);height:auto;margin:20px auto;display:block}.ca-print-code{font-size:68px;letter-spacing:.25em;margin:10px 0 20px;font-weight:750}.ca-print p{line-height:1.7}.ca-print button{padding:12px 25px;font:inherit}.ca-print footer{margin-top:35px;font-weight:700}.ca-print .ca-print-url{font-size:16px;overflow-wrap:anywhere}@media(max-width:700px){.ca-grid{grid-template-columns:1fr}.ca-panel{padding:18px}.ca-roster-row{grid-template-columns:1fr;gap:12px}.ca-toolbar h1{font-size:24px}.ca-print{padding:20px;margin:0}}@media print{body:has(.ca-print){background:white!important}.ca-print{margin:0;max-width:none;padding:15mm}.ca-print .ca-no-print{display:none!important}@page{size:A4;margin:10mm}}.guest-welcome-dialog{box-sizing:border-box;margin:auto;width:min(480px,calc(100vw - 28px));max-width:480px;max-height:92dvh;padding:0;border:1px solid #dce4ed;border-radius:20px;background:#fff;color:#162c43;overflow:auto;overscroll-behavior:contain;box-shadow:0 22px 80px #10284145}.guest-welcome-dialog::backdrop{background:rgba(12,30,51,.58);backdrop-filter:blur(4px)}.guest-login-card .sj-auth-check{display:flex;flex-direction:row;align-items:center;gap:8px}.guest-login-card .sj-auth-check input{flex:0 0 20px}.guest-welcome-dialog .guest-login-card{box-sizing:border-box;width:100%;margin:0;padding:16px 24px 24px;border:0;border-radius:0;box-shadow:none}.guest-welcome-dialog .guest-welcome-close{display:block;position:sticky;top:0;z-index:2;margin-left:auto;min-height:44px;padding:9px 18px;border:0;border-radius:0 0 0 12px;background:#fff;color:#174273;font:600 15px sans-serif;cursor:pointer}.guest-login-card{--ca-ink:#162c43;--ca-accent:#165bcc;--ca-line:#dce4ed;--ca-muted:#55677b;box-sizing:border-box;border-radius:18px}.guest-login-card .ca-welcome{min-width:0;margin-bottom:12px}.guest-login-card .ca-welcome-scene{height:228px}.guest-login-card .ca-welcome-caption{font-size:14px}.guest-login-card .guest-join-invite{margin-top:22px;font-size:16px;line-height:1.6}.guest-login-card .guest-join-invite p{margin:10px 0}.guest-login-card .student-login-links{margin-top:18px}.guest-welcome-loading{padding:24px;font-size:16px}.guest-welcome-dialog a:focus-visible,.guest-welcome-dialog button:focus-visible{outline:3px solid #99c0ff;outline-offset:2px}@media(max-width:480px){.guest-welcome-dialog{width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;border:0;border-radius:0;box-shadow:none}.guest-welcome-dialog .guest-login-card{padding:10px 16px 22px}.guest-login-card .ca-welcome-scene{height:220px}.guest-login-card .ca-welcome-caption{flex-wrap:wrap;gap:0}.guest-login-card .ca-welcome-caption button{margin-left:auto}}@media print{.guest-welcome-dialog{display:none!important}}