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0}.login-page{display:flex;height:100vh}.login-left{flex:1;background:linear-gradient(160deg,#040a05,#061209,#051009);display:flex;flex-direction:column;justify-content:center;padding:60px}.login-brand{font-size:24px;font-weight:600;color:#fff;letter-spacing:-.02em}.login-tagline{font-size:14px;color:#94a3b8;margin-top:8px;line-height:1.6;max-width:320px}.login-decoration{margin-top:48px;display:flex;flex-direction:column;gap:12px}.login-decoration-item{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-muted)}.login-decoration-icon{width:32px;height:32px;border-radius:8px;background:#22c55e1a;display:flex;align-items:center;justify-content:center;color:var(--color-primary);flex-shrink:0}.login-right{width:480px;flex-shrink:0;background:#07100a;display:flex;align-items:center;justify-content:center;padding:48px 40px;border-left:1px solid var(--border)}.login-form-card{width:100%;max-width:360px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:20px}.login-form-title{font-size:20px;font-weight:600;color:var(--text-primary)}.login-form-sub{font-size:13px;color:var(--text-secondary);margin-top:4px}.login-form-fields{display:flex;flex-direction:column;gap:16px}.login-error{background:#ef44441a;border:1px solid rgba(239,68,68,.25);border-radius:var(--radius);padding:10px 14px;font-size:13px;color:#f87171}.period-card{background:var(--bg-card);border:1px solid 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var(--border)}.structure-panel-title{font-size:13px;font-weight:600;color:var(--text-primary)}.structure-item{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;border-bottom:1px solid var(--border-subtle);font-size:13.5px;gap:8px}.structure-item:last-child{border-bottom:none}.structure-item-name{font-size:13.5px;color:var(--text-primary)}.entity-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.entity-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 18px 14px;cursor:pointer;transition:border-color .15s,box-shadow .15s;display:flex;flex-direction:column;gap:10px;position:relative}.entity-card:hover{border-color:var(--color-primary);box-shadow:0 4px 20px #22c55e1f}.entity-card-title{font-size:15px;font-weight:600;color:var(--text-primary);flex:1;min-width:0;word-break:break-word}.entity-card-meta{font-size:12px;color:var(--text-muted);display:flex;align-items:center;gap:6px;flex-wrap:wrap}.entity-card-arrow{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);opacity:0;transition:opacity .15s}.entity-card:hover .entity-card-arrow{opacity:1}.entity-card .card-delete-btn{opacity:0;transition:opacity .15s}.entity-card:hover .card-delete-btn{opacity:1}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted);margin-bottom:4px}.breadcrumb-sep{color:var(--border)}.breadcrumb-link{color:var(--color-primary);cursor:pointer;font-weight:500}.breadcrumb-link:hover{text-decoration:underline}.flex{display:flex}.flex-col{display:flex;flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-20{gap:20px}.gap-24{gap:24px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.w-full{width:100%}.text-muted{color:var(--text-muted);font-size:13px}.text-sm{font-size:12.5px}.select-none{-webkit-user-select:none;user-select:none}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-page);font-size:13.5px;color:var(--text-muted)}.form-note{font-size:12.5px;color:var(--text-muted);background:var(--bg-page);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:10px 14px;line-height:1.5}.enroll-waiting{display:flex;flex-direction:column;align-items:center;text-align:center;padding:20px 0;gap:28px}.enroll-scanner-wrap{position:relative;width:140px;height:140px;display:flex;align-items:center;justify-content:center}.enroll-scanner-pad{width:88px;height:88px;border-radius:50%;background:#fefce8;border:2px solid #fde68a;display:flex;align-items:center;justify-content:center;color:#d97706;position:relative;z-index:1}.enroll-wait-ring{position:absolute;border-radius:50%;border:1.5px solid rgba(217,119,6,.3);animation:enroll-ring-out 2s ease-out infinite;pointer-events:none}.enroll-wait-ring-1{width:100px;height:100px;animation-delay:0s}.enroll-wait-ring-2{width:118px;height:118px;animation-delay:.55s}.enroll-wait-ring-3{width:136px;height:136px;animation-delay:1.1s}@keyframes enroll-ring-out{0%{transform:scale(.85);opacity:1}to{transform:scale(1.1);opacity:0}}.enroll-student-info{display:flex;flex-direction:column;gap:4px}.enroll-student-name{font-size:20px;font-weight:600;color:var(--text-primary);letter-spacing:-.01em}.enroll-student-id{font-size:12px;font-family:monospace;color:var(--text-muted);letter-spacing:.06em;background:var(--bg-page);padding:2px 10px;border-radius:100px;display:inline-block;border:1px solid var(--border)}.enroll-student-class{font-size:13px;color:var(--text-secondary);margin-top:4px}.enroll-instruction{font-size:13.5px;color:var(--text-secondary);line-height:1.65;max-width:340px}