:root{
  --green:#2D5E4F; --green-d:#244d40; --green-l:#4a8268;
  --green-50:#e7f1ec; --green-100:#d0e3d8;
  --bg:#f4f6f5; --card:#fff; --ink:#1f2329; --sub:#646a73; --gray:#a8abb2;
  --line:#e5e6eb;
  --orange:#ff8800; --orange-50:#fff4e5;
  --gray-50:#f0f1f2;
  --red:#ff4d4f;
  --radius:14px;
  --shadow:0 1px 6px rgba(31,35,41,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;line-height:1.6}

.hdr{background:var(--green);color:#fff;position:sticky;top:0;z-index:20}
.hdr-inner{max-width:1080px;margin:0 auto;padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between}
.hdr-title{font-size:18px;font-weight:600}
.hdr-new{padding:8px 18px;font-size:14px;border-radius:8px;background:rgba(255,255,255,.16);color:#fff}
.hdr-new:hover{background:rgba(255,255,255,.28)}
.hdr-back{background:transparent;border:none;color:#fff;font-size:15px;cursor:pointer;font-family:inherit;padding:6px 12px;border-radius:8px}
.hdr-back:hover{background:rgba(255,255,255,.18)}
.hdr-spacer{width:80px}

.main{max-width:1080px;margin:0 auto;padding:28px 24px 60px}
.main.narrow{max-width:720px}

.page-head{margin-bottom:20px}
.page-title{font-size:24px;font-weight:700}
.page-sub{color:var(--sub);font-size:13px;margin-top:4px}

.quick-add{display:flex;gap:12px;margin-bottom:22px}
.quick-add input{flex:1;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;font-family:inherit;outline:none;background:#fff;color:var(--ink)}
.quick-add input:focus{border-color:var(--green)}
.quick-add .btn{flex-shrink:0;padding:10px 26px;font-size:14px;border-radius:10px}

.tabs{display:flex;gap:8px;margin-bottom:20px}
.tabs button{border:1px solid var(--line);background:#fff;padding:8px 18px;border-radius:20px;font-size:14px;cursor:pointer;color:var(--sub);font-family:inherit;font-weight:500}
.tabs button.active{background:var(--green-50);color:var(--green);border-color:var(--green-100)}

.list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
.card{background:#fff;border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);border:1px solid #eef0ef}

.task-card .row1{display:flex;align-items:center;gap:10px}
.task-card .badge{font-size:12px;padding:3px 11px;border-radius:6px;white-space:nowrap;flex-shrink:0;font-weight:500}
.badge.claimed{background:var(--green-50);color:var(--green)}
.badge.open{background:var(--orange-50);color:var(--orange)}
.badge.done{background:var(--gray-50);color:#7a8088}
.task-card .title{flex:1;font-size:15px;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:600}
.task-card .acts{display:flex;align-items:center;gap:6px;flex-shrink:0}
.copy-btn{background:var(--green-50);color:var(--green);border:none;padding:5px 11px;border-radius:7px;font-size:12px;cursor:pointer;font-family:inherit;font-weight:500}
.toggle-btn,.del-btn{background:transparent;border:none;color:var(--sub);cursor:pointer;font-size:13px;font-family:inherit;padding:5px 6px}
.del-btn{color:var(--red)}
.task-card .meta{color:var(--gray);font-size:12px;margin-top:12px}

.subs-list{margin-top:14px;border-top:1px solid #f0f1f2;padding-top:8px;display:flex;flex-direction:column;gap:4px}
.sub-item{display:flex;align-items:flex-start;gap:10px;padding:8px 4px;border-radius:8px}
.sub-item.done .sub-text{color:var(--gray);text-decoration:line-through}
.radio{width:18px;height:18px;border:2px solid #cdd0d6;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;margin-top:1px;cursor:pointer;background:#fff}
.radio.checked{background:var(--green);border-color:var(--green)}
.radio.checked::after{content:"";width:8px;height:4px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg) translate(1px,-1px)}
.sub-content{flex:1;min-width:0}
.sub-text{font-size:14px;word-break:break-all;line-height:1.5}
.sub-foot{font-size:11px;color:var(--gray);margin-top:2px}
.sub-right{display:flex;align-items:center;gap:6px;flex-shrink:0}
.claim-btn{background:var(--green);color:#fff;border:none;padding:6px 14px;border-radius:7px;font-size:13px;cursor:pointer;font-family:inherit}
.claimed-tag{color:var(--green);font-size:12px;font-weight:500;padding:0 4px}

.btn{border:none;border-radius:9px;padding:8px 16px;font-size:14px;cursor:pointer;font-family:inherit;transition:.15s}
.btn.primary{background:var(--green);color:#fff}
.btn.primary:hover{background:var(--green-d)}
.btn.big{padding:14px 40px;font-size:16px;font-weight:600;border-radius:30px}

.empty{grid-column:1/-1;text-align:center;color:var(--sub);padding:70px 0;font-size:14px}

/* 添加页 */
.card-title{font-size:16px;font-weight:600;margin-bottom:14px}
.card-title.with-counter{display:flex;justify-content:space-between;align-items:center}
.card-title .counter{font-size:12px;color:var(--sub);font-weight:400}
.card input#taskLink{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;font-family:inherit;outline:none;background:#fff;color:var(--ink)}
.card input#taskLink:focus{border-color:var(--green)}

.subs-edit{display:flex;flex-direction:column;gap:12px}
.sub-edit-row{display:flex;gap:10px;align-items:center}
.sub-edit-row input{flex:1;border:1px solid var(--line);border-radius:9px;padding:11px 14px;font-size:14px;font-family:inherit;outline:none;min-width:0;background:#fff;color:var(--ink)}
.sub-edit-row input:focus{border-color:var(--green)}
.sub-edit-row.confirmed input{background:var(--green-50);border-color:var(--green-100);color:var(--green-d)}
.confirm-btn{background:var(--green);color:#fff;border:none;padding:11px 16px;border-radius:9px;font-size:13px;cursor:pointer;font-family:inherit;white-space:nowrap}
.edit-btn{background:#fff;border:1px solid var(--line);color:var(--sub);padding:11px 14px;border-radius:9px;font-size:13px;cursor:pointer;font-family:inherit;white-space:nowrap}
.remove-btn{background:transparent;border:none;color:var(--gray);font-size:22px;cursor:pointer;padding:0 6px;line-height:1}

.add-sub{background:transparent;border:1px dashed #d0d3d8;color:var(--sub);padding:14px;border-radius:10px;cursor:pointer;margin-top:16px;width:100%;font-family:inherit;font-size:14px}
.add-sub:hover{border-color:var(--green);color:var(--green)}

.save-bar{margin-top:28px;display:flex;justify-content:center}

@media(max-width:640px){
  .list{grid-template-columns:1fr}
  .hdr-inner,.main{padding-left:16px;padding-right:16px}
}