.cm{max-width:1180px;margin:0 auto;min-width:0;--cm-green:#166953;--cm-border:#d5e2dc;--cm-muted:#52665e;letter-spacing:0}
.cm-sidebar-nav{display:grid;gap:4px;padding:0 0 15px;margin:0 0 12px;border-bottom:1px solid #d5e2dc}.cm-sidebar-nav a{display:flex;gap:9px;align-items:center;font-size:14px;font-weight:700;padding:10px 8px;color:#166953;text-decoration:none;border-radius:4px}.cm-sidebar-nav a:hover,.cm-sidebar-nav a:focus-visible{background:#e6f2ec}.cm-toolbar .ac-label .ac-field{margin-bottom:0}.cm-toolbar .ac-label{padding-bottom:0}
.cm-course-link{border-top:1px solid #d5e2dc;padding-top:18px;font-size:14px}
.cm #cm-status:empty,.cm #community-status:empty{display:none}
.cm *{box-sizing:border-box}.cm h1{font-size:32px;line-height:1.2;max-width:760px}.cm h2{font-size:22px;line-height:1.35}.cm a,.cm p,.cm h2,.cm th{overflow-wrap:anywhere}.cm [hidden]{display:none!important}
.cm-header{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;padding-bottom:22px}.cm-header p{color:var(--cm-muted);margin:10px 0}.cm-header .ac-btn{flex:none}.cm-tabs{display:flex;gap:28px;border-bottom:1px solid var(--cm-border);margin-bottom:24px}.cm-tabs a{display:flex;gap:9px;padding:13px 0;color:var(--cm-muted);text-decoration:none;border-bottom:3px solid transparent;font-weight:700}.cm-tabs a[aria-current=page]{color:var(--cm-green);border-color:var(--cm-green)}
.cm-discover{display:flex;gap:20px;align-items:center;flex-wrap:wrap;padding:18px 0;margin:0 0 26px;border-bottom:1px solid #d5e2dc}.cm-discover>div{display:flex;gap:10px;align-items:center;flex-wrap:wrap;flex:1;min-width:200px}.cm-discover>div>span:last-child{color:#52665e;font-size:14px}.cm-discover>a{font-size:14px;font-weight:700;display:flex;gap:8px;align-items:center;color:#166953}.cm-symbol{font-size:23px;color:#166953}[data-community-unread]{font-size:12px;min-width:22px;padding:2px 6px;border-radius:4px;background:#dff1e8;color:#15513e;text-align:center}
.cm-toolbar{display:flex;align-items:end;gap:18px;flex-wrap:wrap}.cm-toolbar form{flex:1;display:grid;grid-template-columns:minmax(170px,1.4fr) minmax(145px,1fr) minmax(140px,1fr) 44px;align-items:end;gap:12px}.cm-toolbar label{margin:0;font-size:13px}.cm-toolbar input,.cm-toolbar select{min-width:0;width:100%;font-size:14px}.cm-toolbar .ac-icon-btn{width:44px;height:44px}.cm-toolbar>.ac-btn{min-height:44px}.cm-list-heading{display:flex;justify-content:space-between;align-items:center;margin:20px 0 8px;color:var(--cm-muted);font-size:14px}
.cm-topics{border-top:1px solid var(--cm-border)}.cm-topic{display:grid;grid-template-columns:40px minmax(0,1fr) 64px;gap:16px;padding:22px 8px;border-bottom:1px solid var(--cm-border)}.cm-topic-icon{display:grid;place-items:center;width:40px;height:40px;background:#eef3f0;color:#4b6056;border-radius:6px;font-size:22px}.cm-topic-icon.solved{background:#e2f3eb;color:#146044}.cm-topic h2{font-size:17px;margin:8px 0;line-height:1.4}.cm-topic h2 a{color:#143e30;text-decoration:none}.cm-topic h2 a:hover{text-decoration:underline}.cm-topic p{color:var(--cm-muted);font-size:13px;margin:0}.cm-topic-tags{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--cm-muted)}.cm-topic-count{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--cm-muted);font-size:12px}.cm-topic-count strong{font-size:23px;color:#244d3e}.cm-new,.cm-solved,.cm-staff{border-radius:4px;padding:3px 7px;display:inline-block;font-size:12px;font-weight:700}.cm-new{background:#e6f0fe;color:#245689}.cm-solved{background:#dff2e7;color:#146047}.cm-staff{background:#fbebd9;color:#6c4620}
.cm-empty{padding:48px 18px;text-align:center;color:var(--cm-muted)}.cm-empty>i{font-size:34px;color:var(--cm-green)}.cm-empty h2{font-size:20px;color:#224438}.cm-empty p{max-width:520px;margin:12px auto}.cm-pager{display:flex;justify-content:center;gap:20px;align-items:center;margin:24px 0;font-size:14px}.cm-pager button:disabled{opacity:.4;cursor:default}.cm-rules{margin:24px 0;border-top:1px solid var(--cm-border);border-bottom:1px solid var(--cm-border);padding:16px 0;color:#435f50;font-size:14px;line-height:1.7}.cm-rules summary{cursor:pointer;color:#244d3e;font-weight:700}.cm-rules li{margin:8px 0}.cm-profile,.cm-compose{max-width:780px}.cm-profile form,.cm-compose form{margin-top:24px}.cm-compose-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap;margin-top:22px}.cm .ac-field{width:100%;max-width:100%;border:1px solid #a7bfb1}.cm textarea{resize:vertical;min-height:112px;font:inherit;line-height:1.6}.cm-thread-heading{padding:18px 0 24px}.cm-thread-heading h2{font-size:27px;max-width:900px}.cm-thread-meta{display:flex;align-items:center;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--cm-muted)}.cm-thread-meta .ac-btn{font-size:13px;padding:8px 12px}.cm-posts{display:grid;gap:16px}.cm-post{border:1px solid var(--cm-border);background:#fff;border-radius:6px;padding:22px 24px}.cm-post.staff{border-left:4px solid #a36c38}.cm-post>header,.cm-post>header>div{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.cm-post>header{justify-content:space-between}.cm-post time{color:var(--cm-muted);font-size:12px}.cm-avatar{display:grid;place-items:center;width:32px;height:32px;flex:none;background:#e5f0e9;color:#226448;border-radius:4px;font-weight:700}.cm-body{white-space:pre-wrap;font-size:16px;line-height:1.8;color:#253e33;margin:22px 0}.cm-post footer{display:flex;justify-content:space-between;gap:12px;border-top:1px solid #eef3f0;padding-top:12px}.cm-text-btn{border:0;background:none;padding:6px 0;font:inherit;font-size:13px;display:flex;align-items:center;gap:7px;color:var(--cm-muted);cursor:pointer}.cm-text-btn[aria-pressed=true]{color:#146343;font-weight:700}.cm-live-update{width:100%;margin-bottom:16px}.cm-reply{border-top:1px solid var(--cm-border);margin-top:28px;padding-top:24px}.cm-reply>span{display:block;margin-top:12px;font-size:13px}.cm-reply button{margin-top:14px}.cm-dialog{max-width:520px;width:calc(100% - 32px)}.cm-dialog::backdrop{background:rgba(15,34,26,.45)}
.cm-rank-intro{display:grid;grid-template-columns:minmax(0,1fr) 200px;gap:32px;padding:4px 0 28px;border-bottom:1px solid var(--cm-border)}.cm-rank-intro p{line-height:1.7}.cm-rank-intro .ac-muted{font-size:13px}.cm-my-rank{border-left:1px solid var(--cm-border);padding-left:24px;display:flex;flex-direction:column;justify-content:center;gap:8px;color:var(--cm-muted);font-size:13px}.cm-my-rank strong{font-size:46px;color:#146148;line-height:1.1}.cm-rank-toolbar{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;padding:24px 0 8px}.cm-rank-toolbar>span{color:var(--cm-muted);font-size:13px}.cm-segments{display:flex;border:1px solid var(--cm-border);padding:3px;margin:0;gap:3px;border-radius:6px}.cm-segments label{position:relative;cursor:pointer}.cm-segments input{position:absolute;opacity:0;width:1px;height:1px}.cm-segments span{display:block;padding:9px 16px;font-size:14px;border-radius:3px}.cm-segments input:checked+span{background:#18674f;color:white}.cm-segments input:focus-visible+span{outline:3px solid #256bac;outline-offset:2px}.cm-ranking{width:100%;border-collapse:collapse;font-size:15px}.cm-ranking th,.cm-ranking td{text-align:left;padding:17px 12px;border-bottom:1px solid var(--cm-border)}.cm-ranking thead{background:#f1f5f3;font-size:12px;color:var(--cm-muted)}.cm-ranking tbody td:first-child{width:90px;font-weight:700}.cm-ranking tbody td:first-child i{color:#9a671f}.cm-ranking tr.mine{background:#edf7f1}.cm-ranking td:last-child{text-align:right}.cm-rank-join{font-size:14px;padding:16px 0}.cm :focus-visible{outline:3px solid #256bac;outline-offset:3px}.cm-loading{padding:50px 0;color:#52665e}.ac-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.cm-admin-list{display:grid;gap:10px}.cm-admin-list>article{padding:18px;border-bottom:1px solid #d5e2dc}.cm-admin-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:12px 0}.cm-admin-actions label{display:flex;gap:7px;align-items:center;font-size:14px}.cm-admin-list .cm-body{max-height:400px;overflow:auto}.cm-admin-reports{border-left:3px solid #b1592a;padding-left:20px;margin-bottom:28px}.cm-admin-reports p{white-space:pre-wrap}.cm-profile-list{max-height:360px;overflow:auto}
@media(max-width:1000px){.cm-header{display:block}.cm-header>.ac-btn{margin-top:10px}.cm-toolbar{display:block}.cm-toolbar>.ac-btn{margin-top:16px}.cm-toolbar form{grid-template-columns:1fr 1fr 44px}.cm-toolbar form>label:first-child{grid-column:1/-1}.cm h1{font-size:28px}}
@media(max-width:600px){.cm-toolbar form{grid-template-columns:minmax(0,1fr) 44px}.cm-toolbar form>label:nth-child(2){grid-column:1/-1}}
@media(max-width:600px){.cm h1{font-size:25px}.cm-header{padding-bottom:14px}.cm-tabs{gap:24px}.cm-rank-intro{grid-template-columns:1fr;gap:12px}.cm-my-rank{border-left:0;border-top:1px solid var(--cm-border);padding:16px 0 0;display:grid;grid-template-columns:1fr auto;align-items:center}.cm-my-rank strong{font-size:34px;grid-row:1/3;grid-column:2}.cm-topic{grid-template-columns:minmax(0,1fr) 50px;gap:10px;padding:18px 0}.cm-topic-icon{display:none}.cm-topic-count strong{font-size:20px}.cm-post{padding:17px 15px}.cm-post time{width:100%;padding-left:42px}.cm-body{font-size:15px}.cm-thread-heading h2{font-size:22px}.cm-ranking th,.cm-ranking td{padding:13px 7px;font-size:13px}.cm-ranking tbody td:first-child{width:48px}.cm-ranking tbody td:first-child i{display:none}.cm-discover{gap:14px}.cm-discover>div{flex-basis:100%}.cm-compose-actions>.ac-btn{flex:1;justify-content:center}.cm-rules ul{padding-left:20px}.cm-reply>.ac-btn{width:100%;justify-content:center}}