[data-astro-cid-4oe3rrtl][hidden]{display:none!important}.qwrap[data-astro-cid-4oe3rrtl]{--paper:#f7f3ea;--paper2:#fff;--inkhard:#1b1712;--inkmut:#625a4e;--rule:#1b17121f;--red:#c2452d;max-width:980px;margin:0 auto;padding:34px 24px 90px}.crumb[data-astro-cid-4oe3rrtl]{color:var(--muted);margin-bottom:22px;font-size:13px;text-decoration:none;display:inline-block}.crumb[data-astro-cid-4oe3rrtl]:hover{color:var(--cyan)}.qhead[data-astro-cid-4oe3rrtl]{border-bottom:1px solid var(--line);padding-bottom:22px}.qhead__meta[data-astro-cid-4oe3rrtl]{color:var(--muted);flex-wrap:wrap;align-items:center;gap:9px;font-family:IBM Plex Mono,monospace;font-size:12px;display:flex}.qhead__meta[data-astro-cid-4oe3rrtl] .code[data-astro-cid-4oe3rrtl]{color:var(--cyan);background:#2dd4ff14;border:1px solid #2dd4ff59;border-radius:6px;padding:2px 8px}.qhead__meta[data-astro-cid-4oe3rrtl] .vol[data-astro-cid-4oe3rrtl]{color:var(--ember)}.qhead__meta[data-astro-cid-4oe3rrtl] .sep[data-astro-cid-4oe3rrtl]{opacity:.4}.qhead[data-astro-cid-4oe3rrtl] h1[data-astro-cid-4oe3rrtl]{letter-spacing:-.4px;margin:14px 0 8px;font-family:Noto Serif SC,Songti SC,Georgia,serif;font-size:clamp(26px,3.2vw,36px);font-weight:700;line-height:1.3}.qhead[data-astro-cid-4oe3rrtl] h1[data-astro-cid-4oe3rrtl] em[data-astro-cid-4oe3rrtl]{color:var(--ember);margin-left:12px;font-style:normal}.qhead[data-astro-cid-4oe3rrtl] .sub[data-astro-cid-4oe3rrtl]{color:var(--muted);margin:0 0 10px;font-family:IBM Plex Mono,monospace;font-size:13.5px}.qhead[data-astro-cid-4oe3rrtl] .intro[data-astro-cid-4oe3rrtl]{color:var(--inkmut);max-width:70ch;font-size:13.5px;line-height:1.85}.startcard[data-astro-cid-4oe3rrtl]{background:var(--paper);color:var(--inkhard);border-radius:16px;grid-template-columns:1fr 220px;gap:26px;margin-top:30px;padding:30px 32px;display:grid;position:relative;overflow:hidden;box-shadow:0 24px 60px #00000057,inset 0 1px #fff9}.startcard[data-astro-cid-4oe3rrtl]:before{content:"";background:linear-gradient(180deg, var(--ember), #ff7a2926);width:4px;position:absolute;top:0;bottom:0;left:0}.startcard[data-astro-cid-4oe3rrtl] h2[data-astro-cid-4oe3rrtl]{margin:0 0 12px;font-family:Noto Serif SC,Georgia,serif;font-size:17px}.startcard[data-astro-cid-4oe3rrtl] ul[data-astro-cid-4oe3rrtl]{margin:0;padding-left:18px}.startcard[data-astro-cid-4oe3rrtl] li[data-astro-cid-4oe3rrtl]{color:var(--inkmut);margin-bottom:4px;font-size:13.5px;line-height:1.9}.startcard[data-astro-cid-4oe3rrtl] li[data-astro-cid-4oe3rrtl] b[data-astro-cid-4oe3rrtl]{color:var(--inkhard)}.startcard__row[data-astro-cid-4oe3rrtl]{flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;display:flex}.passhint[data-astro-cid-4oe3rrtl]{color:var(--inkmut);font-family:IBM Plex Mono,monospace;font-size:12px}.startcard__r[data-astro-cid-4oe3rrtl]{border-left:1px dashed var(--rule);flex-direction:column;justify-content:center;align-items:center;padding-left:22px;display:flex}.seal[data-astro-cid-4oe3rrtl]{letter-spacing:1px;color:var(--red);border:2px solid var(--red);border-radius:8px;padding:8px 14px;font-family:IBM Plex Mono,monospace;font-size:22px;font-weight:700;transform:rotate(-3deg)}.seal__sub[data-astro-cid-4oe3rrtl]{color:var(--inkmut);margin-top:12px;font-size:12px}.seal__meta[data-astro-cid-4oe3rrtl]{color:var(--inkmut);opacity:.8;margin-top:2px;font-family:IBM Plex Mono,monospace;font-size:11px}.bar[data-astro-cid-4oe3rrtl]{margin:26px 0 16px}.bar__track[data-astro-cid-4oe3rrtl]{background:#f5f7fa14;border-radius:99px;height:6px;overflow:hidden}.bar__fill[data-astro-cid-4oe3rrtl]{background:linear-gradient(90deg, var(--ember), var(--cyan));border-radius:99px;width:0;height:100%;transition:width .35s}.bar__meta[data-astro-cid-4oe3rrtl]{color:var(--muted);justify-content:space-between;margin-top:8px;font-family:IBM Plex Mono,monospace;font-size:12px;display:flex}.qcard[data-astro-cid-4oe3rrtl]{background:var(--paper);color:var(--inkhard);border-radius:16px;padding:28px 30px;animation:.32s cubic-bezier(.22,.61,.36,1) both pop;box-shadow:0 22px 56px #00000052,inset 0 1px #fff9}@keyframes pop{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.qnav[data-astro-cid-4oe3rrtl]{flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px;display:flex}.qnav__hint[data-astro-cid-4oe3rrtl]{text-align:center;color:var(--dim,#5e6779);flex:1;font-size:12px}.report[data-astro-cid-4oe3rrtl]{background:var(--paper);color:var(--inkhard);border-radius:16px;flex-wrap:wrap;align-items:center;gap:24px;margin-top:26px;padding:26px 30px;display:flex;position:relative;box-shadow:0 22px 56px #00000052,inset 0 1px #fff9}.report__score[data-astro-cid-4oe3rrtl]{align-items:baseline;gap:6px;display:flex}.report__num[data-astro-cid-4oe3rrtl]{color:var(--red);font-family:IBM Plex Mono,monospace;font-size:52px;font-weight:700;line-height:1}.report__of[data-astro-cid-4oe3rrtl]{color:var(--inkmut);font-size:13px}.report__main[data-astro-cid-4oe3rrtl]{flex:1;min-width:220px}.report__tag[data-astro-cid-4oe3rrtl]{letter-spacing:1.3px;color:var(--inkmut);font-family:IBM Plex Mono,monospace;font-size:11px}.report__main[data-astro-cid-4oe3rrtl] h2[data-astro-cid-4oe3rrtl]{margin:4px 0 6px;font-family:Noto Serif SC,Georgia,serif;font-size:22px}.report__main[data-astro-cid-4oe3rrtl] p[data-astro-cid-4oe3rrtl]{color:var(--inkmut);margin:0;font-size:13px;line-height:1.85}.report__stamp[data-astro-cid-4oe3rrtl]{letter-spacing:2px;color:var(--red);border:2px solid var(--red);border-radius:8px;padding:8px 14px;font-family:IBM Plex Mono,monospace;font-size:15px;font-weight:700;transform:rotate(-4deg)}.reviewhead[data-astro-cid-4oe3rrtl]{margin:30px 0 12px}.reviewhead[data-astro-cid-4oe3rrtl] h3[data-astro-cid-4oe3rrtl]{margin:0 0 4px;font-size:16px}.reviewhead[data-astro-cid-4oe3rrtl] p[data-astro-cid-4oe3rrtl]{color:var(--dim,#5e6779);margin:0;font-size:12.5px}.review[data-astro-cid-4oe3rrtl]{flex-direction:column;gap:10px;display:flex}.actions[data-astro-cid-4oe3rrtl]{flex-wrap:wrap;gap:10px;margin-top:26px;display:flex}.btn[data-astro-cid-4oe3rrtl]{font:inherit;cursor:pointer;border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:10px 20px;font-size:13.5px;font-weight:600;text-decoration:none;transition:all .18s;display:inline-flex}.btn--ink[data-astro-cid-4oe3rrtl]{background:var(--inkhard,#1b1712);color:#f7f3ea}.btn--ink[data-astro-cid-4oe3rrtl]:hover{background:#000;transform:translateY(-1px)}.btn--ink[data-astro-cid-4oe3rrtl]:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn--ghost[data-astro-cid-4oe3rrtl]{border-color:var(--line);color:var(--muted)}.btn--ghost[data-astro-cid-4oe3rrtl]:hover{border-color:var(--cyan);color:var(--cyan)}.locked[data-astro-cid-4oe3rrtl]{padding:60px 0}.locked__card[data-astro-cid-4oe3rrtl]{text-align:center;border:1px solid var(--line);background:#f5f7fa08;border-radius:16px;max-width:520px;margin:0 auto;padding:40px 30px}.lock-ico[data-astro-cid-4oe3rrtl]{color:var(--ember);margin-bottom:10px;font-size:30px}.locked__card[data-astro-cid-4oe3rrtl] h2[data-astro-cid-4oe3rrtl]{margin:0 0 10px;font-size:19px}.locked__card[data-astro-cid-4oe3rrtl] p[data-astro-cid-4oe3rrtl]{color:var(--muted);margin:0 0 20px;font-size:13px;line-height:1.85}.locked__row[data-astro-cid-4oe3rrtl]{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}@media (width<=760px){.startcard[data-astro-cid-4oe3rrtl]{grid-template-columns:1fr}.startcard__r[data-astro-cid-4oe3rrtl]{border-left:0;border-top:1px dashed var(--rule);flex-direction:row;gap:14px;padding-top:18px;padding-left:0}.qcard[data-astro-cid-4oe3rrtl],.report[data-astro-cid-4oe3rrtl]{padding:22px 20px}}@media print{.bar[data-astro-cid-4oe3rrtl],.qnav[data-astro-cid-4oe3rrtl],.actions[data-astro-cid-4oe3rrtl],.reviewhead[data-astro-cid-4oe3rrtl] p[data-astro-cid-4oe3rrtl]{display:none}}.qwrap .qno{color:var(--red);letter-spacing:1.2px;font-family:IBM Plex Mono,monospace;font-size:11.5px}.qwrap .qstem{margin:8px 0 20px;font-family:Noto Serif SC,Georgia,serif;font-size:18px;font-weight:600;line-height:1.7}.qwrap .opts{flex-direction:column;gap:10px;display:flex}.qwrap .opt{text-align:left;background:var(--paper2);border:1px solid var(--rule);width:100%;font:inherit;color:var(--inkhard);cursor:pointer;border-radius:10px;align-items:flex-start;gap:12px;padding:13px 16px;font-size:13.8px;line-height:1.65;transition:all .16s;display:flex}.opt:hover:not(:disabled){border-color:var(--ember);transform:translate(3px)}.qwrap .opt__k{border:1px solid var(--rule);width:22px;height:22px;color:var(--inkmut);border-radius:6px;flex:none;justify-content:center;align-items:center;font-family:IBM Plex Mono,monospace;font-size:12px;font-weight:700;display:inline-flex}.qwrap .opt.is-right{background:#1f9d551a;border-color:#1f9d55}.qwrap .opt.is-right .opt__k{color:#fff;background:#1f9d55;border-color:#1f9d55}.qwrap .opt.is-wrong{border-color:var(--red);background:#c2452d1a}.qwrap .opt.is-wrong .opt__k{background:var(--red);border-color:var(--red);color:#fff}.opt:disabled{cursor:default}.qwrap .opt.is-dim{opacity:.55}.qwrap .judge{border-left:3px solid;border-radius:11px;margin-top:18px;padding:15px 17px;font-size:13px;line-height:1.85}.qwrap .judge.ok{background:#1f9d5517;border-color:#1f9d55}.qwrap .judge.no{border-color:var(--red);background:#c2452d14}.qwrap .judge__hd{align-items:center;gap:8px;margin-bottom:6px;font-size:13.5px;font-weight:700;display:flex}.qwrap .judge.ok .judge__hd{color:#157a42}.qwrap .judge.no .judge__hd{color:var(--red)}.qwrap .judge p{color:var(--inkmut);margin:0}.qwrap .judge__src{color:var(--inkmut);flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;font-size:12px;display:flex}.qwrap .judge__src a{color:#b33a22;border-bottom:1px dashed #b33a2280;font-family:IBM Plex Mono,monospace;font-size:11.5px;text-decoration:none}.judge__src a:hover{color:var(--red);border-bottom-style:solid}.qwrap .rv{border:1px solid var(--line);background:#f5f7fa08;border-left:3px solid;border-radius:12px;padding:14px 17px}.qwrap .rv.ok{border-left-color:#1f9d55}.qwrap .rv.no{border-left-color:var(--red)}.qwrap .rv__hd{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:6px;font-size:13px;display:flex}.qwrap .rv__no{color:var(--muted);font-family:IBM Plex Mono,monospace;font-size:11px}.qwrap .rv__res{border-radius:99px;padding:1px 8px;font-size:11px}.qwrap .rv__res.ok{color:#3dd68c;background:#3dd68c1f}.qwrap .rv__res.no{color:#ff8f97;background:#ff5d6c1f}.qwrap .rv__stem{color:var(--text,#e7ebf3);font-size:13.5px;line-height:1.7}.qwrap .rv__ans{color:var(--muted);margin-top:8px;font-size:12.5px;line-height:1.8}.qwrap .rv__ans b{color:#3dd68c;font-weight:600}.qwrap .rv__ans i{color:#ff8f97;font-style:normal}.qwrap .rv__exp{color:var(--muted);margin-top:8px;font-size:12.5px;line-height:1.85}.qwrap .rv__src{margin-top:8px;font-size:11.5px}.qwrap .rv__src a{color:var(--cyan);border-bottom:1px dashed #2dd4ff66;text-decoration:none}.rv__src a:hover{color:var(--ember);border-bottom-style:solid}