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.12s}.checkpoint-option:hover:not(:disabled){border-color:var(--emerald-400)}.checkpoint-option:disabled{cursor:default}.checkpoint-option.opt-correct{border-color:var(--emerald-500);background:#0e9d6e1a}.checkpoint-option.opt-wrong{border-color:var(--danger);background:#c0392b14}.checkpoint-option.opt-correct-hint{border-color:var(--emerald-500)}.checkpoint-feedback{margin-top:16px;font-weight:500}.wallet-hero{align-items:center;gap:16px;margin-bottom:22px;display:flex}.wallet-hero-name{margin-bottom:4px;font-size:24px}.wallet-balance-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);flex-direction:column;gap:6px;padding:24px;display:flex}.wallet-balance-amount{letter-spacing:-.02em;color:var(--emerald-600);font-size:40px;font-weight:800}.stats-row{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px;display:grid}.stats-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-sm);flex-direction:column;align-items:center;gap:4px;padding:16px;display:flex}.stats-tile-value{color:var(--emerald-600);font-size:24px;font-weight:800}.stats-tile-label{color:var(--text-muted);font-size:12px}.promo-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-top:16px;padding:20px 24px}.promo-form{gap:10px;margin-top:8px;display:flex}.promo-form .input{flex:1}.promo-success{color:var(--emerald-600);margin-top:12px;font-weight:600}.wallet-history{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);flex-direction:column;gap:2px;display:flex;overflow:hidden}.wallet-history-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;display:flex}.wallet-history-row:last-child{border-bottom:none}.wallet-history-kind{font-size:14.5px;font-weight:600}.admin-promo-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);flex-wrap:wrap;align-items:center;gap:10px;margin:16px 0 24px;padding:18px;display:flex}.admin-promo-form .input{flex:160px;width:auto;min-width:140px}.admin-promo-form .error-text{width:100%;margin:0}.table-scroll{-webkit-overflow-scrolling:touch;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);margin-top:12px;overflow-x:auto}.admin-table{border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;min-width:560px;overflow:hidden}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--border);padding:11px 16px;font-size:14px}.admin-table th{background:var(--surface-2);color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:11.5px;font-weight:700}.admin-table tr:last-child td{border-bottom:none}.admin-table tbody tr:hover{background:var(--surface-2)}.funnel{flex-direction:column;gap:12px;margin-top:12px;display:flex}.funnel-row{grid-template-columns:160px 1fr 90px;align-items:center;gap:12px;display:grid}.funnel-label{color:var(--text-muted);font-size:13px}.funnel-bar{background:var(--surface-2);border-radius:999px;height:22px;overflow:hidden}.funnel-bar-fill{background:linear-gradient(135deg,var(--emerald-400),var(--emerald-600));border-radius:999px;height:100%;transition:width .3s}.funnel-value{text-align:right;font-variant-numeric:tabular-nums;font-size:13px;font-weight:700}.admin-user-link{color:var(--emerald-600);font-weight:700}.badge-admin{background:linear-gradient(135deg,var(--gold-400),var(--gold-600));color:#2a2005;border-radius:999px;margin-left:8px;padding:2px 9px;font-size:11px;font-weight:700}.badge-danger{background:var(--danger);color:#fff;border-radius:999px;margin-left:8px;padding:2px 8px;font-size:11px}.admin-grid{grid-template-columns:1fr 1fr;gap:20px;margin-top:16px;display:grid}@media (width<=760px){.admin-grid{grid-template-columns:1fr}}.admin-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:20px 22px}.admin-card h3{margin-top:0}.admin-form-row{flex-wrap:wrap;align-items:center;gap:10px;margin:10px 0;display:flex}.admin-form-row .input{flex:1;margin:0}.admin-owned-list{flex-direction:column;gap:8px;margin:10px 0 0;padding:0;list-style:none;display:flex}.admin-owned-list li{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:10px;padding:9px 0;display:flex}.admin-owned-list li:last-child{border-bottom:none}.amount-positive{color:var(--emerald-600);font-weight:700}.amount-negative{color:var(--danger);font-weight:700}.studio-course-list{flex-direction:column;gap:14px;margin-top:20px;display:flex}.studio-course-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:18px 20px}.studio-course-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.studio-course-head h3{margin-bottom:2px}.studio-course-actions{flex-shrink:0;gap:8px;display:flex}.studio-status{text-transform:uppercase;letter-spacing:.03em;vertical-align:middle;border-radius:999px;margin-left:6px;padding:2px 8px;font-size:11px;font-weight:700;display:inline-block}.studio-status-published{background:var(--emerald-500);color:#fff}.studio-status-draft{background:var(--surface-2);color:var(--text-muted);border:1px solid var(--border)}.studio-lesson-list{border-top:1px solid var(--border);margin:12px 0 0;padding:0;list-style:none}.studio-lesson-list li{border-bottom:1px solid var(--border)}.studio-lesson-item-btn{cursor:pointer;width:100%;color:var(--text);text-align:left;border-radius:var(--radius-sm);background:0 0;border:none;justify-content:space-between;align-items:center;padding:8px 4px;font-family:inherit;font-size:14px;display:flex}.studio-lesson-item-btn:hover{background:var(--surface-2)}.studio-lesson-editor{border-top:1px solid var(--border);margin-top:16px;padding-top:16px}.studio-lesson-editor-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.studio-lesson-editor-head h4{margin:0}.studio-node-list{flex-direction:column;gap:12px;max-height:420px;margin-top:14px;display:flex;overflow-y:auto}.studio-node-row{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}.studio-node-row-head{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;display:flex}.studio-node-row textarea{margin:0 0 8px}.studio-new-course{max-width:520px;margin:16px 0 0}.studio-checkbox{color:var(--text-muted);white-space:nowrap;align-items:center;gap:6px;font-size:14px;display:flex}.studio-lesson-form{border-top:1px solid var(--border);flex-direction:column;gap:4px;margin-top:16px;padding-top:16px;display:flex}.studio-moves-input{resize:vertical;min-height:70px;font-family:SF Mono,Consolas,monospace;font-size:14px}.studio-preview{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);flex-direction:column;gap:4px;max-height:260px;margin-top:14px;padding:10px 14px;display:flex;overflow-y:auto}.studio-preview-row{align-items:baseline;gap:8px;font-size:13.5px;display:flex}.studio-preview-ply{color:var(--text-muted);min-width:22px}.studio-preview-san{min-width:56px;font-family:SF Mono,Consolas,monospace;font-weight:700}.studio-preview-motifs{color:var(--emerald-600);font-weight:600}.studio-preview-syzygy{color:var(--gold,#c9a44c);cursor:help;border:1px solid;border-radius:999px;padding:1px 8px;font-size:12px;font-weight:600}.studio-preview-win{font-variant-numeric:tabular-nums;color:var(--text-muted);font-size:12.5px}.studio-preview-noengine{margin:0 0 8px;font-style:italic}.studio-move-class{text-transform:uppercase;letter-spacing:.03em;border-radius:999px;padding:1px 7px;font-size:11px;font-weight:700}.studio-move-class-inaccuracy{color:var(--gold-600);background:#c9a44c2e}.studio-move-class-mistake{color:#c0621a;background:#e67e2226}.studio-move-class-blunder,.studio-move-class-missed_win{color:var(--danger);background:#c0392b1f}