.form-error{color:#c52d45;font-size:.82rem;min-height:1.2em}.register-box h2{margin-top:0;color:#0a4f8d}.register-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}.register-form label{display:grid;gap:6px;font-size:.88rem;font-weight:700;color:#324d68}.register-form input,.teacher-tools input,.teacher-tools select{width:100%;box-sizing:border-box;padding:11px 12px;border:1px solid #cfdae5;border-radius:9px;font:inherit}.register-form .form-error,.register-form button{grid-column:1/-1}.teacher-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:16px}.teacher-stats article{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow)}.teacher-stats article>span{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:#e8f4ff;color:#0b67b8;font-size:1.35rem}.teacher-stats b{display:block;font-size:1.6rem;color:#143d64}.teacher-stats small{color:var(--muted);font-size:.75rem}.teacher-tools{display:flex;gap:14px;align-items:end;margin-bottom:16px}.teacher-tools label{display:grid;gap:6px;min-width:210px;font-size:.8rem;font-weight:800}.teacher-tools label:first-child{flex:1}.student-table-wrap{overflow:auto;background:white;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.student-table{width:100%;border-collapse:collapse;min-width:850px}.student-table th,.student-table td{text-align:left;padding:14px 16px;border-bottom:1px solid #edf1f5;font-size:.82rem}.student-table th{background:#f2f7fc;color:#4c657e;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}.student-table td small{display:block;color:var(--muted);margin-top:4px}.score-pill{display:inline-grid;place-items:center;min-width:42px;height:30px;border-radius:15px;background:#fff0df;color:#a15813;font-weight:900}.score-pill.good{background:#e0f7ed;color:#08724f}.learn-status{display:inline-block;padding:6px 9px;border-radius:14px;font-size:.7rem;font-weight:800;white-space:nowrap}.learn-status.mastered{background:#e8e5ff;color:#4d3db2}.learn-status.passed{background:#e0f7ed;color:#08724f}.learn-status.learning{background:#e5f2ff;color:#0a60a9}.learn-status.inactive{background:#edf0f3;color:#65717c}.teacher-note{color:var(--muted);font-size:.75rem}.educator-loading{text-align:center;padding:50px}.hidden{display:none!important}@media(max-width:900px){.teacher-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.register-form{grid-template-columns:1fr}.teacher-stats{grid-template-columns:1fr}.teacher-tools{align-items:stretch;flex-direction:column}.teacher-tools label{width:100%}}
.rank-user small{display:block;color:var(--muted);font-size:.7rem;margin-top:3px}.empty-ranking{padding:35px;text-align:center;color:var(--muted)}
.global-nav{display:flex;gap:7px;margin-right:auto;margin-left:12px}.global-nav button{display:flex;align-items:center;gap:5px;border:1px solid #d7e3ed;background:#f7fafc;color:#214b70;border-radius:9px;padding:8px 11px;font-weight:800}.global-nav button:hover{background:#e8f3fd;border-color:#9dc7eb}.crumb{margin-left:14px}@media(max-width:620px){.global-nav span{display:none}.global-nav button{width:38px;justify-content:center;padding:8px}.crumb{display:none}}