:root{color-scheme:light dark;--bg:#0b0c0e;--card:#16181c;--border:#262a31;--text:#e8eaed;--muted:#9aa1ab;--accent:#6ea8fe;--good:#4ade80}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font:15px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}main{max-width:820px;margin:0 auto;padding:40px 20px 80px}h1{font-size:28px;margin:0 0 4px}.sub{color:var(--muted);margin:0 0 32px}h2{font-size:18px;margin:36px 0 12px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin-bottom:12px}.q{white-space:pre-wrap;color:var(--muted);font-size:14px;margin-bottom:10px}.a{font-weight:650;color:var(--good)}.exp{margin-top:4px;color:var(--text);font-size:14px}.meta{margin-top:8px;font-size:12px;color:var(--muted)}.bookmarklet{display:inline-block;background:var(--accent);color:#0b0c0e;font-weight:700;text-decoration:none;padding:9px 16px;border-radius:9px;cursor:-webkit-grab;cursor:grab}code{background:#0e0f12;border:1px solid var(--border);border-radius:6px;padding:1px 6px;font-size:13px}ol{padding-left:20px}ol li{margin:6px 0}.empty{color:var(--muted)}.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.controls{display:flex;gap:8px;align-items:center;flex:none}.ctrl{background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:8px;padding:7px 13px;font-size:13px;cursor:pointer}.ctrl:hover{color:var(--text);border-color:var(--muted)}.ctrl.minimize{font-weight:800;line-height:.6;padding:7px 13px}.answers{width:100%;border-collapse:collapse;font-size:14px}.answers td,.answers th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}.answers th{color:var(--muted);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.05em}.answers tbody tr:hover{background:#14161a}.answers .letter-cell{font-weight:700;color:var(--good);width:60px}.answers .exp-cell{color:var(--muted)}.answers .time-cell{color:var(--muted);white-space:nowrap;width:165px}.answers tr.flash td{background:rgba(74,222,128,.1)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{width:100%;max-width:520px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px}.modal h3{margin:0 0 6px;font-size:18px}.modal p{margin:0 0 16px;color:var(--muted);font-size:14px}.code-box{width:100%;height:120px;margin-top:14px;background:#0e0f12;border:1px solid var(--border);border-radius:8px;color:var(--text);font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;padding:10px;resize:vertical;white-space:pre-wrap;word-break:break-all}.modal-actions{display:flex;gap:10px;margin-top:14px}.modal-actions button{padding:9px 14px;border-radius:8px;font-size:14px;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--text)}.modal-actions button:first-child{background:var(--accent);color:#0b0c0e;font-weight:700;border:none}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:340px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:28px 24px}.login-card h1{font-size:24px;margin:0 0 2px}.login-card p{color:var(--muted);margin:0 0 18px;font-size:14px}.login-card label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}.login-card input{width:100%;padding:10px 12px;background:#0e0f12;border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px}.login-card input:focus{outline:none;border-color:var(--accent)}.signin{width:100%;margin-top:22px;padding:11px;background:var(--accent);color:#0b0c0e;font-weight:700;border:none;border-radius:8px;font-size:15px;cursor:pointer}.signin:disabled{opacity:.6;cursor:default}.login-err{margin-top:14px;color:#fda4a4;font-size:14px}.blackout-btn{margin:0 0 16px;background:#000;color:var(--text);border:1px solid var(--border);border-radius:9px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer}.blackout-btn:hover{border-color:var(--muted)}.blackout{position:fixed;inset:0;background:#000;z-index:2147483000;display:flex;align-items:center}.blackout-letter{margin-left:4px;font-size:18px;font-weight:700;line-height:1;color:rgba(255,255,255,.12);pointer-events:none;animation:blackoutFade 2.6s ease forwards}@keyframes blackoutFade{0%{opacity:0}8%{opacity:1}75%{opacity:1}to{opacity:0}}.blackout-x{position:fixed;top:12px;right:14px;background:transparent;border:none;color:rgba(255,255,255,.16);font-size:26px;line-height:1;padding:6px 10px;cursor:pointer}.blackout-x:hover{color:rgba(255,255,255,.4)}