.lab-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;padding:12px 5%;background:#123d4b;color:#fff;font:14px/1.4 system-ui}.lab-bar a{color:#fff}.lab-bar button{font:inherit;padding:7px 11px;border:1px solid #9cb6bd;border-radius:8px;background:transparent;color:#fff;cursor:pointer}.lab-actions{display:flex;gap:8px;flex-wrap:wrap}.lab-status{color:#d2ede1}.lab-status[data-error=true]{color:#ffe1ad}.lab-gate{position:fixed;inset:0;overflow:auto;z-index:10000;background:#f4f4ed;display:grid;place-items:center;padding:24px;font:17px/1.6 system-ui;color:#153c48}.lab-panel{max-width:680px;width:100%;background:#fff;padding:38px;border-radius:22px;box-sizing:border-box;box-shadow:0 20px 80px #123d4b12}.lab-panel h1{font-size:40px;line-height:1.15;margin:12px 0 20px}.lab-panel button{border:1px solid #aac1c5;background:#fff;border-radius:12px;color:#153c48;padding:17px 25px;font:600 19px system-ui;cursor:pointer}.lab-people{display:flex;gap:16px;flex-wrap:wrap;margin:28px 0}.lab-people button{flex:1;min-width:150px}.lab-people button:hover{background:#e3f0e8}.lab-small{font-size:13px;color:#58717a}.lab-dialog{width:min(620px,90vw);border:1px solid #b9c9c9;border-radius:18px;padding:24px;font:15px/1.55 system-ui;color:#163d49}.lab-dialog::backdrop{background:#153c4855}.lab-dialog button{padding:9px 12px;margin:4px;font:inherit;border:1px solid #abc2c6;border-radius:8px;background:#f8fbfa;color:#163d49}.lab-dialog input{max-width:100%}.lab-backup-note{color:#8b4029}.lab-home{max-width:1080px;margin:auto;padding:42px 24px}.lab-course{border:1px solid #d3dfdd;border-radius:20px;background:#fff;padding:28px;margin:24px 0}.lab-activity-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.lab-activity{display:block;text-decoration:none;color:#163d49;background:#f2f6f3;border-radius:12px;padding:22px}.lab-activity strong{display:block;font-size:19px;margin-bottom:8px}.lab-activity small{display:block;margin-top:14px;color:#47666a}.lab-home h1{font-size:48px;line-height:1.1}.lab-home h2{font-size:27px}.lab-home p{line-height:1.6}@media(max-width:650px){.lab-activity-grid{grid-template-columns:1fr}.lab-panel{padding:26px}.lab-panel h1,.lab-home h1{font-size:34px}.lab-bar{padding:12px 18px}}@media print{.lab-bar,.lab-dialog,.lab-gate{display:none!important}}