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var(--border);border-radius:var(--radius);max-width:520px;max-height:220px;margin:0 auto;padding:6px 0;overflow-y:auto}.pm-result-detail-list::-webkit-scrollbar{width:5px}.pm-result-detail-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.pm-result-detail-item{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;font-size:13px;display:flex}.pm-result-detail-item:last-child{border-bottom:none}.pm-result-detail-left{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.pm-result-dot{width:18px;height:18px;color:var(--bg-deep);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.pm-result-dot.ok{background:var(--green)}.pm-result-dot.no{background:var(--rose)}.pm-result-idx{color:var(--text-dim);font-family:var(--font-code);min-width:50px;font-size:12px}.pm-result-answers{font-size:12px;font-family:var(--font-code);align-items:center;gap:10px;display:flex}.pm-result-user{background:var(--surface);color:var(--text);border-radius:4px;padding:2px 7px}.pm-result-user.wrong{background:var(--rose-dim);color:var(--rose);text-decoration:line-through}.pm-result-correct{background:var(--green-dim);color:var(--green);border-radius:4px;padding:2px 7px}.pm-btn{cursor:pointer;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;gap:6px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .18s;display:inline-flex}.pm-btn:disabled{opacity:.5;cursor:not-allowed}.pm-btn-primary{background:var(--green);color:var(--bg-deep)}.pm-btn-primary:hover:not(:disabled){background:var(--green-bright);transform:translateY(-1px);box-shadow:0 8px 20px #00e87b40}.pm-btn-purple{background:var(--purple);color:var(--bg-deep)}.pm-btn-purple:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 8px 20px #a78bfa40}.pm-btn-ghost{color:var(--text-dim);border:1px solid var(--border);background:0 0}.pm-btn-ghost:hover:not(:disabled){background:var(--surface-hover);color:var(--text);border-color:var(--border-bright)}.pm-nav-left,.pm-nav-right{align-items:center;gap:8px;display:flex}.pm-loading{color:var(--text-dim);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:40px 0;font-size:14px;display:flex}.pm-spinner{border:3px solid var(--border);border-top-color:var(--purple);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite pmSpin}@keyframes pmSpin{to{transform:rotate(360deg)}}@media (width<=640px){#placement-modal{padding:10px}.pm-content{border-radius:14px;max-height:calc(100vh - 20px)}.pm-header{padding:14px 16px}.pm-body{padding:16px}.pm-footer{padding:12px 16px}.pm-start{padding:10px 0}.pm-start-target{font-size:17px}.pm-score-card{padding:14px 16px}.pm-score-num{font-size:28px}.pm-btn{padding:9px 16px;font-size:13px}}.pm-toast{-webkit-backdrop-filter:blur(10px);color:#e6ebf2;border:1px solid var(--border,#2a2f3a);z-index:100002;background:#20242ceb;border-radius:10px;max-width:90vw;padding:10px 18px;font-size:14px;animation:.22s both pmToastIn;position:fixed;top:92px;left:50%;transform:translate(-50%);box-shadow:0 6px 24px #00000059}.pm-toast-success{border-color:#58cc0259;box-shadow:0 6px 24px #58cc0233}.pm-toast-error{border-color:#ff6b6b59;box-shadow:0 6px 24px #ff6b6b2e}@keyframes pmToastIn{0%{opacity:0;transform:translate(-50%,-8px)}to{opacity:1;transform:translate(-50%)}}#pm-confirm-overlay{-webkit-backdrop-filter:blur(4px);z-index:10;border-radius:inherit;background:#0000008c;justify-content:center;align-items:center;display:none;position:absolute;inset:0}#pm-confirm-overlay.visible{animation:.18s both pmFadeIn;display:flex}#pm-confirm-box{background:var(--surface);border:1px solid var(--border);border-radius:14px;min-width:300px;max-width:90vw;padding:22px 24px;box-shadow:0 20px 60px #00000080}#pm-confirm-title{margin-bottom:10px;font-size:17px;font-weight:700}#pm-confirm-msg{color:var(--text-dim);margin-bottom:18px;font-size:14px;line-height:1.6}#pm-confirm-actions{justify-content:center;gap:10px;display:flex}.pm-confirm-btn{border:1px solid var(--border);background:var(--surface-hover);color:var(--text);cursor:pointer;border-radius:8px;padding:8px 18px;font-family:inherit;font-size:14px;transition:transform .15s,background .15s,border-color .15s}.pm-confirm-btn:hover{border-color:var(--border);background:var(--surface-active);transform:translateY(-1px)}.pm-confirm-btn:active{transform:translateY(0)}.pm-confirm-btn.primary{color:var(--bg);background:#58cc02;border-color:#58cc02;font-weight:600}.pm-confirm-btn.primary:hover{background:#6ade0a;border-color:#6ade0a}.admin-table-wrap{border-radius:var(--radius);border:1px solid var(--border);overflow-x:auto}.admin-table{border-collapse:collapse;background:var(--surface);width:100%}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--border);padding:10px 16px;font-size:13px}.admin-table th{background:var(--bg-deep);font-family:var(--font-code);color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;font-size:11px;font-weight:600}.admin-table td{color:var(--text)}.admin-table tbody tr{transition:background-color .15s}.admin-table tbody tr:hover{background-color:var(--surface-hover)}.admin-table tbody tr:has(.bm-empty):hover,.admin-table tbody tr:has(.mk-empty):hover,.admin-table tbody tr:has(.bm-loading-cell):hover,.admin-table tbody tr:has(.mk-loading-cell):hover{background-color:#0000}.admin-table tbody tr:last-child td{border-bottom:none}.admin-table tr.exam-record-row{cursor:pointer}.admin-table .col-exam{min-width:220px}.q-circle{min-width:1.2em;height:1.2em;font-size:.78rem;line-height:1;font-family:var(--font-code);vertical-align:.08em;border:1px solid;border-radius:50%;justify-content:center;align-items:center;margin:0 1px;padding:0 .15em;display:inline-flex}pre .q-circle,code 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li,.result-detail li{margin-bottom:4px;line-height:1.7}.ad-slot{background:var(--surface,#14161a);border:1px solid var(--border,#26292f);border-radius:var(--radius,12px);margin:32px 0;padding:16px 18px 18px}.ad-slot__head{align-items:center;gap:8px;margin-bottom:12px;display:flex}.ad-slot__badge{color:var(--text-dim,#8b8f98);border:1px solid var(--border,#26292f);background:0 0;border-radius:4px;padding:3px 6px;font-size:11px;line-height:1}.ad-slot__title{color:var(--text-dim,#8b8f98);font-size:13px;font-family:var(--font-code,monospace)}.ad-slot__grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;display:grid}.ad-card{color:inherit;border:1px solid var(--border,#26292f);background:0 0;border-radius:10px;flex-direction:column;text-decoration:none;transition:border-color .15s,transform 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.line-numbers{text-align:right;color:#6a737d;user-select:none;white-space:pre;border-right:1px solid #ffffff1a;width:2em;margin-right:1em;padding-right:.5em;position:absolute;top:0;left:0}pre.shiki code .line-numbers .ln{height:1.6em;font-size:13px;line-height:1.6;display:block}pre.shiki code .line{white-space:pre;min-height:1.6em;display:block}pre.shiki code:has(.line-numbers) .line{padding-left:3em}pre .btn-copy{font-family:var(--font-code);color:var(--text-muted);background:var(--surface);border:1px solid var(--border);cursor:pointer;opacity:0;z-index:2;border-radius:4px;padding:3px 10px;font-size:12px;transition:opacity .2s;position:absolute;top:6px;right:6px}pre:hover .btn-copy{opacity:1}pre .btn-copy:hover,pre .btn-copy.copied{color:var(--green);border-color:var(--green)}.reading-progress[data-astro-cid-z4jru4n3]{background:linear-gradient(90deg, var(--green), var(--cyan));z-index:1000;width:0%;height:3px;transition:width .1s 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