.student-locked .app,.student-locked .mobile-bar { visibility:hidden; }
.online-strip {position:sticky;top:0;z-index:45;display:flex;align-items:center;gap:12px;justify-content:space-between;padding:9px 18px;background:#eff6ff;border-bottom:1px solid #bfdbfe;font-size:13px;flex-wrap:wrap;}
#online-sync {color:#334155} #online-sync[data-kind=ok]{color:#047857} #online-sync[data-kind=error]{color:#b91c1c} #online-sync[data-kind=pending]{color:#92400e}
.online-error{color:#b91c1c;white-space:pre-wrap;line-height:1.6;margin:12px 0;min-height:1em;font-size:13px;}
.login-card{max-height:94vh;overflow:auto}.login-field input{width:100%}.online-check{display:flex;gap:8px;align-items:center;font-size:13px;margin:12px 0}
[hidden]{display:none!important}.online-link{color:#1d4ed8;text-decoration:underline;font-size:13px}.online-note{font-size:12px;line-height:1.7;color:#64748b}
.element-task-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 16px}.amount-equation{padding:18px;background:#78b63e;color:white;font-size:clamp(15px,2vw,22px);font-weight:700;text-align:center;border-radius:10px;margin:0 0 15px}.amount-independent-note{padding:10px 0;color:#526476;font-size:12px;line-height:1.7}.amount-list{display:grid;gap:16px}.amount-item{border:1px solid #d9e4d3;border-radius:12px;padding:18px;background:#fff}.amount-business{display:flex;gap:12px;position:relative;align-items:flex-start;margin-bottom:15px}.amount-business .case-no{position:static;flex-shrink:0}.amount-business p{font-size:14px;line-height:1.8;margin:4px 0}.amount-grid{display:grid;grid-template-columns:1fr 1fr 32px 1fr 1.2fr 1fr;gap:10px;align-items:center}.amount-field{font-size:13px;color:#356729;font-weight:700;text-align:center;min-width:0}.amount-field input{width:100%;margin-top:8px;text-align:right;background:#fbfdf9;font-size:15px;min-width:0;box-sizing:border-box}.amount-equals{text-align:center;font-size:24px;color:#477b32;padding-top:22px}.amount-feedback{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:13px;font-size:12px;line-height:1.8}.amount-muted{color:#64748b}.amount-error{color:#b23b25}.amount-panel .hint{line-height:1.9}@media(max-width:650px){.element-task-tabs .btn{flex:1;font-size:12px;padding:10px 7px}.amount-item{padding:13px}.amount-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.amount-equals{display:none}.amount-field{text-align:left}.amount-grid .amount-field:last-child{grid-column:1/-1}.amount-business p{font-size:13px}.amount-equation{font-size:14px;padding:14px 7px}.amount-panel .eq-bar{gap:10px}.amount-feedback{display:block}.amount-feedback>*{display:inline-block;margin:3px 6px 3px 0}}
.aq-learning-path{padding:12px 0;color:#64748b;font-size:13px}.aq-learning-path strong{color:#2563eb}.aq-list{display:grid;gap:16px}.aq-item{padding:18px;border:1px solid #dce5ef;border-radius:12px;background:white}.aq-selected{display:flex;gap:8px;flex-wrap:wrap;min-height:36px;padding:8px 0}.aq-chip{border:1px solid #bfdbfe;color:#1d4ed8;background:#eff6ff;border-radius:20px;padding:7px 11px;cursor:pointer;font-size:12px}.aq-search{display:flex;gap:10px;align-items:end;margin:10px 0}.aq-search label{flex:1;font-size:12px;color:#526476}.aq-search input{display:block;width:100%;margin-top:6px}.aq-choices{display:flex;flex-wrap:wrap;gap:7px;max-height:200px;overflow-y:auto;padding:5px 0}.aq-option{display:flex;align-items:center;gap:7px;border:1px solid #dce4ef;background:#f8fafc;border-radius:8px;padding:8px 10px;color:#334155;cursor:pointer;font-size:12px}.aq-option.selected{border-color:#3b82f6;background:#eaf2ff;color:#1d4ed8}.aq-option span,.aq-option small{font-size:11px;color:#64748b}.aq-option strong{font-weight:500}@media(max-width:650px){.aq-item{padding:13px}.aq-search{align-items:stretch;flex-direction:column}.aq-option{flex:1 0 45%}.aq-panel .eq-bar{gap:10px}.mobile-bar button{min-width:0;font-size:10px}}