/* 북챌린지(bookchallenge) 콘텐츠 스타일 — 헤더/푸터는 layout.php 사용 */
.bc{
  --primary:#6d5cf5; --ch:#6d5cf5; --ch-light:#efeafe;
  --bg:#f7f7fb; --surface:#fff; --surface-2:#f3f3f8;
  --border:#e9ecef; --border-hover:#ced4da;
  --text:#1a1a2e; --text-2:#6c757d; --text-dis:#adb5bd;
  --curation:#5e6af6; --library:#3699ff;
  --r-md:10px; --r-lg:16px; --r-xl:24px;
  font-family:"Pretendard","Apple SD Gothic Neo","Noto Sans KR",sans-serif;
  color:var(--text); background:var(--bg);
}
.bc *{box-sizing:border-box}
.bc a{text-decoration:none;color:inherit}
.bc img{display:block;max-width:100%}

/* section */
.bc .sec{padding:40px 24px}
.bc .inner{max-width:1120px;margin:0 auto}
.bc .surface{background:var(--surface)}
.bc .bgc{background:var(--bg)}
.bc .sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px}
.bc .sec-head .ti{font-size:24px;font-weight:800}
.bc .sec-head .su{font-size:14px;color:var(--text-2);margin-top:2px}

/* buttons / pills */
.bc .btn{height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 22px;border-radius:22px;font-size:14px;font-weight:700;cursor:pointer;border:0;text-decoration:none;white-space:nowrap}
.bc .btn.pri{background:var(--ch);color:#fff}
.bc .btn.sec{background:var(--surface-2);color:var(--text);font-weight:600}
.bc .btn.out{background:var(--surface);border:1px solid var(--border-hover);color:var(--text-2);font-weight:600}
.bc .pill{padding:7px 13px;border-radius:16px;font-size:13px;font-weight:600;background:var(--surface-2);color:var(--text-2);cursor:pointer;white-space:nowrap}
.bc .pill.on{background:var(--ch-light);color:var(--ch)}

/* hero */
.bc .hero{position:relative;min-height:440px;background:linear-gradient(180deg,#f7f7fb 0%,#efeafe 100%);overflow:hidden}
.bc .hero .ac{position:absolute;border-radius:50%}
.bc .hero .ac1{right:-120px;top:-130px;width:560px;height:420px;background:radial-gradient(closest-side,#6d5cf533,#6d5cf500);opacity:.9}
.bc .hero .ac2{left:-110px;bottom:-150px;width:480px;height:360px;background:radial-gradient(closest-side,#ff9f4528,#ff9f4500);opacity:.85}
.bc .hero .in{position:relative;max-width:1120px;margin:0 auto;min-height:440px;display:flex;flex-direction:column;justify-content:center;padding:48px 24px;gap:22px;align-items:center;text-align:center}
.bc .badge{display:inline-flex;align-items:center;gap:6px;padding:7px 15px;border-radius:18px;background:#fff;border:1px solid var(--border);color:var(--ch);font-size:13px;font-weight:700;box-shadow:0 1px 3px #0000000d}
.bc .hero h1{color:var(--text);font-size:48px;font-weight:800;line-height:1.18;max-width:840px;letter-spacing:-.5px}
.bc .hero h1 .vi{color:var(--ch)}
.bc .hero .lead{color:var(--text-2);font-size:16px;line-height:1.6;max-width:620px}
.bc .cta{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.bc .cta .h{height:50px;border-radius:14px;display:inline-flex;align-items:center;padding:0 26px;font-size:15px;font-weight:700;text-decoration:none}
.bc .cta .h.p{background:var(--ch);color:#fff;box-shadow:0 6px 18px #6d5cf540}
.bc .cta .h.s{background:#fff;border:1px solid var(--border-hover);color:var(--text);font-weight:600}
.bc .chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.bc .chip{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:20px;background:#fff;border:1px solid var(--border);color:var(--text-2);font-size:13px;font-weight:600}
.bc .chip .n{width:22px;height:22px;border-radius:11px;background:var(--ch);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.bc .herostats{display:flex;background:#fff;border:1px solid var(--border);border-radius:18px;padding:22px 8px;box-shadow:0 8px 28px #6d5cf514;max-width:720px;width:100%;margin-top:6px}
.bc .herostats .hs{flex:1;display:flex;flex-direction:column;align-items:center;gap:9px}
.bc .herostats .hs+.hs{border-left:1px solid var(--border)}
.bc .herostats .ic{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px}
.bc .herostats .v{font-size:30px;font-weight:800;color:var(--text);line-height:1;letter-spacing:-.5px}
.bc .herostats .l{font-size:13px;color:var(--text-2);font-weight:600}
@media(max-width:600px){ .bc .herostats{padding:18px 4px} .bc .herostats .v{font-size:23px} .bc .herostats .ic{width:40px;height:40px;font-size:19px} }

/* dashboard */
.bc .switcher{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.bc .pf{display:flex;align-items:center;gap:8px;padding:8px 16px;border-radius:20px;background:var(--surface-2);text-decoration:none}
.bc .pf.on{background:var(--ch-light)}
.bc .pf .av{width:24px;height:24px;border-radius:12px;background:var(--border-hover);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.bc .pf.on .av{background:var(--ch)}
.bc .pf .nm{font-size:14px;font-weight:600;color:var(--text-2)}
.bc .pf.on .nm{color:var(--ch)}
.bc .pf.add{background:var(--surface);border:1px dashed var(--border-hover);color:var(--text-2);font-size:14px;font-weight:600}
.bc .proglist{display:flex;flex-direction:column;gap:20px}
.bc .cards{display:flex;gap:20px;align-items:stretch;flex-wrap:wrap}
.bc .prog{flex:1;min-width:320px;max-width:560px;background:var(--ch-light);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:18px}
.bc .prog .top{display:flex;justify-content:space-between;align-items:flex-start}
.bc .prog .nm{font-size:22px;font-weight:800}
.bc .prog .rd{font-size:13px;color:var(--text-2);font-weight:500;margin-top:4px}
.bc .prog .pct{font-size:34px;font-weight:800;color:var(--ch)}
.bc .track{height:14px;border-radius:7px;background:#fff;overflow:hidden}
.bc .track .bar{height:100%;border-radius:7px;background:var(--ch)}
.bc .prog .cap{font-size:13px;color:var(--text-2);font-weight:500}
.bc .stats{flex:2;min-width:300px;display:flex;gap:20px}
.bc .stat{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:6px}
.bc .stat .e{font-size:22px}
.bc .stat .v{font-size:24px;font-weight:800}
.bc .stat .l{font-size:13px;color:var(--text-2)}

/* quick record */
.bc .qr{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.bc .qr .t{font-size:18px;font-weight:700}
.bc .qr .s{font-size:14px;color:var(--text-2);margin-top:4px}
.bc .qr .b{display:flex;gap:10px;flex-wrap:wrap}
.bc .qrbtn{height:44px;border-radius:22px;display:inline-flex;align-items:center;padding:0 20px;font-size:14px;font-weight:600;cursor:pointer}

/* group cards */
.bc .filterbar{display:flex;gap:12px;align-items:center;margin-bottom:20px;flex-wrap:wrap}
.bc .search{flex:1;min-width:240px;max-width:360px;height:44px;border-radius:22px;background:var(--bg);border:1px solid var(--border);display:flex;align-items:center;padding:0 16px;color:var(--text-dis);font-size:14px}
.bc input.search{color:var(--text);font-family:inherit;outline:none}
.bc input.search:focus{border-color:var(--ch)}
.bc input.search::placeholder{color:var(--text-dis)}
.bc .grpsort{height:36px;border-radius:18px;border:1px solid var(--border);background:var(--surface);color:var(--text-2);font-size:13px;font-weight:600;padding:0 12px;cursor:pointer;font-family:inherit;outline:none}
.bc .grpsort:focus{border-color:var(--ch)}
.bc .rankagesub{display:flex;gap:6px;flex-wrap:wrap;margin:-6px 0 16px}
.bc .grid3{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.bc .gcard{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;color:inherit;display:block}
.bc .gcard .cov{height:108px;display:flex;align-items:center;justify-content:center;font-size:40px;position:relative}
.bc .gcard .tag{position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:12px;color:#fff;font-size:11px;font-weight:700}
.bc .gcard .bd{padding:16px;display:flex;flex-direction:column;gap:10px}
.bc .gcard .gnm{font-size:16px;font-weight:700}
.bc .gcard .meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-2)}
.bc .gcard .avg{font-size:12px;color:var(--text-2);font-weight:500}
.bc .gcard.locked{cursor:default}
.bc .gcard.locked .cov{filter:grayscale(.35);opacity:.92}
.bc .gcard .lockmsg{font-size:12px;color:var(--text-2);font-weight:600}
/* 초대 코드로 입장 */
.bc .codejoin{display:flex;gap:8px;align-items:center;flex-wrap:wrap;background:var(--ch-light);border:1px solid var(--ch);border-radius:12px;padding:12px 14px;margin-bottom:16px}
.bc .codejoin .cj-label{font-size:14px;font-weight:700;color:var(--ch);white-space:nowrap}
.bc .codejoin input{flex:1;min-width:140px;height:40px;border:1px solid var(--border);border-radius:10px;padding:0 12px;font-family:inherit;font-size:14px;letter-spacing:1px;text-transform:uppercase;background:#fff;color:var(--text);outline:none}
.bc .codejoin input:focus{border-color:var(--ch)}
.bc .codejoin input::placeholder{color:var(--text-dis);letter-spacing:0}
.bc .tk{height:8px;border-radius:4px;background:var(--surface-2);overflow:hidden}
.bc .tk .b{height:100%;border-radius:4px}

/* feed */
.bc .feed{display:flex;flex-direction:column;gap:12px}
.bc .fitem{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;display:flex;align-items:center;gap:12px}
.bc .fitem .av{width:40px;height:40px;border-radius:20px;color:#fff;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .fitem .mid{flex:1;min-width:0}
.bc .fitem .msg{font-size:14px;font-weight:600}
.bc .fitem .tm{font-size:12px;color:var(--text-dis);margin-top:3px}
.bc .cheer{padding:8px 14px;border-radius:18px;background:var(--ch-light);color:var(--ch);font-size:13px;font-weight:700;white-space:nowrap}

/* ranking */
.bc .cols2{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}
.bc .rcard{flex:1;min-width:300px;background:var(--bg);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:14px}
.bc .rcard .h{font-size:17px;font-weight:700}
.bc .rrow{display:flex;align-items:center;gap:12px}
.bc .rbadge{width:28px;height:28px;border-radius:14px;background:var(--surface-2);color:var(--text-2);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .rbadge.top{background:var(--ch-light);color:var(--ch)}
.bc .rrow .nm{flex:1;font-size:14px;font-weight:600}
.bc .rrow .v{font-size:14px;font-weight:700;color:var(--text-2)}
.bc .hrow{display:flex;align-items:center;gap:12px;font-size:14px}
.bc .hrow .nm{flex:1;font-weight:600}
.bc .hrow .d{font-size:13px;color:var(--text-2)}

/* recommend */
.bc .brow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.bc .bcard{min-width:0;text-decoration:none;color:inherit}
.bc .bcard .cv{width:100%;aspect-ratio:5/7;border-radius:6px;box-shadow:0 2px 8px #0000001a;overflow:hidden}
.bc .bcard .cv img{width:100%;height:100%;object-fit:cover;display:block}
.bc .bcard .bti{font-size:12px;font-weight:600;margin-top:8px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.bc .bcard .bau{font-size:11px;color:var(--text-2);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bc .more{color:var(--ch);font-size:14px;font-weight:700;text-decoration:none}
.bc .flinks{display:flex;gap:20px;margin-top:20px;flex-wrap:wrap}
.bc .flink{flex:1;min-width:280px;border-radius:var(--r-lg);padding:24px;display:flex;align-items:center;justify-content:space-between;text-decoration:none;color:inherit}
.bc .flink .l{display:flex;align-items:center;gap:14px}
.bc .flink .ico{width:48px;height:48px;border-radius:12px;background:var(--surface);display:flex;align-items:center;justify-content:center;font-size:24px}
.bc .flink .t{font-size:17px;font-weight:700}
.bc .flink .s{font-size:13px;color:var(--text-2);margin-top:3px}
.bc .flink .arr{font-size:22px;font-weight:700}

/* ===== v0 디자인 폴리시 ===== */
.bc .sec-head .ti{font-size:26px;letter-spacing:-.4px}
.bc .sec-head.ctr{flex-direction:column;text-align:center;align-items:center;gap:8px;margin-bottom:30px}
.bc .sec-head.ctr .ti{font-size:30px}
.bc .sec-head.ctr .su{font-size:15px;max-width:580px;margin:2px auto 0;line-height:1.55}
.bc .sec-head.ctr>a.btn{margin-top:8px}
.bc a.gcard{transition:border-color .18s,box-shadow .18s,transform .18s}
.bc a.gcard:hover{border-color:var(--ch);box-shadow:0 14px 32px #6d5cf522;transform:translateY(-3px)}
.bc .gcard,.bc .codejoin{border-radius:16px}
.bc .filterbar .pill{background:#fff;border:1px solid var(--border);color:var(--text-2)}
.bc .filterbar .pill.on{background:var(--ch);color:#fff;border-color:var(--ch)}
.bc input.search{border-radius:14px;border:1px solid var(--border);background:#fff;height:46px}
.bc .codejoin{background:#fff;border:1px solid var(--border)}
.bc .rcard{background:#fff;border-radius:16px;box-shadow:0 2px 14px #0000000a}
.bc .flink{border:1px solid var(--border);transition:box-shadow .18s,transform .18s}
.bc .flink:hover{box-shadow:0 12px 28px #6d5cf21a;transform:translateY(-3px)}
.bc .tk,.bc .tk .b{border-radius:6px}

/* profile */
.bc .pheader{background:var(--ch-light);padding:36px 24px}
.bc .pheader .in{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.bc .pheader .av{width:88px;height:88px;border-radius:44px;background:var(--ch);color:#fff;font-size:36px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .pheader .info{flex:1;min-width:260px;display:flex;flex-direction:column;gap:10px}
.bc .pheader .nmrow{display:flex;align-items:center;gap:10px}
.bc .pheader .pnm{font-size:28px;font-weight:800}
.bc .rtag{padding:4px 10px;border-radius:12px;background:var(--ch);color:#fff;font-size:12px;font-weight:700}
.bc .pheader .sub{font-size:14px;color:var(--text-2);font-weight:500}
.bc .pheader .track{max-width:520px}
.bc .pheader .acts{display:flex;gap:8px;flex-wrap:wrap}
.bc .act{height:40px;border-radius:20px;display:inline-flex;align-items:center;padding:0 18px;font-size:14px;font-weight:600;background:var(--surface);border:1px solid var(--border-hover);color:var(--text-2);text-decoration:none}
.bc .act.pri{background:var(--ch);color:#fff;border:0}
.bc .tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}
.bc .tab{padding:12px 18px;font-size:15px;font-weight:500;color:var(--text-2);cursor:pointer;white-space:nowrap;text-decoration:none}
.bc .tab.on{color:var(--ch);font-weight:700;border-bottom:2px solid var(--ch)}
.bc .toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap}
.bc .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.bc .lcard{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;text-decoration:none;color:inherit}
.bc .lcard .cov{aspect-ratio:5/7;display:flex;align-items:center;justify-content:center;font-size:38px;position:relative}
.bc .lcard .ph{position:absolute;right:10px;top:10px;background:#00000066;color:#fff;font-size:11px;padding:4px 8px;border-radius:12px}
.bc .lcard .bd{padding:12px;display:flex;flex-direction:column;gap:5px}
.bc .lcard .lti{font-size:14px;font-weight:700}
.bc .lcard .lau{font-size:12px;color:var(--text-2)}
.bc .lcard .mr{display:flex;justify-content:space-between;align-items:center}
.bc .lcard .st{color:var(--ch);font-size:12px}
.bc .lcard .dt{color:var(--text-dis);font-size:12px}

/* group */
.bc .gheader{background:var(--ch-light);padding:32px 24px}
.bc .gheader .in{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.bc .gheader .cov{width:84px;height:84px;border-radius:16px;background:var(--ch);color:#fff;font-size:38px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .gheader .info{flex:1;min-width:240px;display:flex;flex-direction:column;gap:8px}
.bc .gheader .nmrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.bc .gheader .gnm2{font-size:26px;font-weight:800}
.bc .priv{padding:4px 10px;border-radius:12px;background:var(--surface);border:1px solid var(--border-hover);color:var(--text-2);font-size:12px;font-weight:600}
.bc .gheader .meta{font-size:14px;color:var(--text-2);font-weight:500}
.bc .gheader .ga{display:flex;gap:8px;align-items:center}
.bc .icobtn{width:42px;height:42px;border-radius:21px;background:var(--surface);border:1px solid var(--border-hover);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-2)}
.bc .gtabs{background:var(--surface);border-bottom:1px solid var(--border)}
.bc .gtabs .in{max-width:1120px;margin:0 auto;display:flex;gap:4px;padding:0 24px;overflow-x:auto}
.bc .gtabs .tab{padding:14px 18px}
.bc .gbody{max-width:1120px;margin:0 auto;padding:28px 24px;display:flex;gap:24px;align-items:flex-start;flex-wrap:wrap}
.bc .gleft{flex:2;min-width:320px;display:flex;flex-direction:column;gap:16px}
.bc .gright{flex:1;min-width:280px;display:flex;flex-direction:column;gap:16px}
.bc .composer{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;display:flex;gap:12px;align-items:center}
.bc .composer .av{width:40px;height:40px;border-radius:20px;background:var(--ch);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}
.bc .composer .cin{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:10px 16px;color:var(--text-dis);font-size:14px}
.bc .composer input.cin{color:var(--text);font-family:inherit;outline:none;min-width:0}
.bc .composer input.cin:focus{border-color:var(--ch)}
.bc .composer input.cin::placeholder{color:var(--text-dis)}
.bc .post{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
.bc .post .head{display:flex;gap:10px;align-items:center}
.bc .post .av{width:40px;height:40px;border-radius:20px;color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}
.bc .post .pn{flex:1}
.bc .post .nm{font-size:14px;font-weight:700}
.bc .post .tm{font-size:12px;color:var(--text-dis);margin-top:2px}
.bc .ach{padding:6px 12px;border-radius:14px;background:var(--ch-light);color:var(--ch);font-size:12px;font-weight:700}
.bc .post .txt{font-size:14px;line-height:1.5}
.bc .post .pa{display:flex;gap:18px;border-top:1px solid var(--border);padding-top:10px;font-size:13px;color:var(--text-2);font-weight:600}
/* 본인 글 수정 버튼 */
.bc .post .post-edit{margin-left:auto;background:none;border:1px solid var(--border);color:var(--text-2);font-size:12px;font-weight:600;padding:4px 10px;border-radius:8px;cursor:pointer}
.bc .post .post-edit:hover{border-color:var(--ch);color:var(--ch)}
.bc .post .post-del{background:none;border:1px solid var(--border);color:var(--text-2);font-size:12px;font-weight:600;padding:4px 10px;border-radius:8px;cursor:pointer;margin-left:6px}
.bc .post .post-del:hover{border-color:#e5484d;color:#e5484d}
/* 인라인 편집 */
.bc .editbox{display:flex;flex-direction:column;gap:8px}
.bc .editin{width:100%;min-height:64px;resize:vertical;font-family:inherit;font-size:14px;line-height:1.5;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:10px 12px;outline:none}
.bc .editin:focus{border-color:var(--ch)}
.bc .editbar{display:flex;gap:8px;justify-content:flex-end}
.bc .ebtn{height:34px;padding:0 16px;border-radius:8px;font-size:13px;font-weight:700;cursor:pointer;border:0}
.bc .ebtn.save{background:var(--ch);color:#fff}
.bc .ebtn.cancel{background:var(--surface-2);color:var(--text-2)}
.bc .ebtn:disabled{opacity:.6;cursor:default}
/* 댓글 목록 */
.bc .cmts{display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--border);padding-top:12px}
.bc .cmt{display:flex;gap:8px;align-items:flex-start}
.bc .cmt .cav{width:28px;height:28px;border-radius:14px;color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .cmt .cbody{flex:1;font-size:13px;line-height:1.5;background:var(--surface-2);border-radius:10px;padding:8px 12px}
.bc .cmt .cnm{font-weight:700;margin-right:6px}
.bc .cmt .cmsg{color:var(--text)}
.bc .cmt .ct{display:block;margin-top:3px;font-size:11px;color:var(--text-dis)}
/* 댓글 입력 */
.bc .cmtform{display:flex;gap:8px;align-items:center}
.bc .cmtin{flex:1;min-width:0;background:var(--bg);border:1px solid var(--border);border-radius:18px;padding:8px 14px;font-family:inherit;font-size:13px;color:var(--text);outline:none}
.bc .cmtin:focus{border-color:var(--ch)}
.bc .cmtin::placeholder{color:var(--text-dis)}
.bc .cmtbtn{height:36px;padding:0 14px;border-radius:18px;background:var(--surface-2);color:var(--text-2);font-size:13px;font-weight:700;border:0;cursor:pointer;white-space:nowrap}
.bc .cmtbtn:hover{background:var(--ch-light);color:var(--ch)}
.bc .cmtbtn:disabled{opacity:.6;cursor:default}
.bc .side{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:20px;display:flex;flex-direction:column;gap:14px}
.bc .side .h{font-size:16px;font-weight:700}
.bc .lbrow{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.bc .lbtop{display:flex;align-items:center;gap:8px}
.bc .lbtop .rk{width:24px;height:24px;border-radius:12px;background:var(--surface-2);color:var(--text-2);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.bc .lbtop .rk.top{background:var(--ch-light);color:var(--ch)}
.bc .lbtop .nm{flex:1;font-size:14px;font-weight:600}
.bc .lbtop .v{font-size:13px;font-weight:700;color:var(--text-2)}
.bc .gi-desc{font-size:13px;color:var(--text-2);line-height:1.5}
.bc .lbl2{font-size:13px;font-weight:600}
.bc .code{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 14px;display:flex;align-items:center;justify-content:space-between;font-weight:700}
.bc .code .cp{background:var(--ch-light);color:var(--ch);font-size:12px;font-weight:700;padding:5px 10px;border-radius:6px;cursor:pointer}
.bc .reqbox{background:var(--ch-light);color:var(--ch);border-radius:8px;padding:10px 14px;display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:700;text-decoration:none}

/* form */
.bc .formwrap{padding:48px 24px;display:flex;flex-direction:column;align-items:center}
.bc .formwrap > *{width:100%;max-width:680px}
.bc .fcard{width:100%;max-width:680px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:32px;display:flex;flex-direction:column;gap:22px}
.bc .fcard .fh .t{font-size:24px;font-weight:800}
.bc .fcard .fh .s{font-size:14px;color:var(--text-2);margin-top:4px}
.bc .field{display:flex;flex-direction:column;gap:8px}
.bc .field .lbl{font-size:14px;font-weight:600}
.bc .inp{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px 14px;color:var(--text);font-size:14px;font-family:inherit;width:100%}
.bc .inp::placeholder{color:var(--text-dis)}
.bc textarea.inp{min-height:72px;resize:vertical}
.bc .colors{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.bc .sw{width:36px;height:36px;border-radius:18px;cursor:pointer}
.bc .sw.sel{outline:2px solid var(--text);outline-offset:1px}
.bc .upl{width:36px;height:36px;border-radius:18px;background:var(--surface);border:1px dashed var(--border-hover);display:flex;align-items:center;justify-content:center;color:var(--text-2);cursor:pointer}
.bc .vis{display:flex;gap:12px;flex-wrap:wrap}
.bc .vopt{flex:1;min-width:200px;border-radius:10px;border:1px solid var(--border);padding:16px;display:flex;flex-direction:column;gap:4px;cursor:pointer}
.bc .vopt.sel{background:var(--ch-light);border:2px solid var(--ch)}
.bc .vopt .t{font-size:15px;font-weight:700}
.bc .vopt .d{font-size:12px;color:var(--text-2)}
.bc .note{background:var(--bg);border-radius:8px;padding:12px 14px;font-size:13px;color:var(--text-2)}
.bc .foot{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.bc .fbtn{height:48px;border-radius:10px;display:inline-flex;align-items:center;padding:0 24px;font-size:15px;font-weight:600;cursor:pointer;border:0}

/* empty state */
.bc .empty{background:var(--bg);border:1px dashed var(--border-hover);border-radius:12px;padding:40px;text-align:center;color:var(--text-2);font-size:14px}

/* 초대하기 페이지 */
.bc .cpbox{display:flex;gap:8px;align-items:center}
.bc .cpin{flex:1;min-width:0;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:11px 14px;font-family:inherit;font-size:14px;color:var(--text);outline:none}
.bc .cpin:focus{border-color:var(--ch)}
.bc .cpin.code-lg{font-weight:800;letter-spacing:2px;font-size:18px;color:var(--ch);text-align:center}
.bc .cpbtn{height:44px;padding:0 18px;border-radius:10px;background:var(--ch);color:#fff;font-size:14px;font-weight:700;border:0;cursor:pointer;white-space:nowrap}
.bc .cpbtn:hover{filter:brightness(.96)}
.bc .cphint{font-size:13px;color:var(--text-2);margin-top:2px}
.bc .lnk{color:var(--ch);font-weight:700;text-decoration:none}
.bc .field .cnt{display:inline-flex;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--ch-light);color:var(--ch);font-size:12px;font-weight:700;align-items:center;justify-content:center;margin-left:2px}
.bc .reqlist{display:flex;flex-direction:column;gap:10px}
.bc .reqrow{display:flex;gap:10px;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:12px 14px}
.bc .reqrow .ravv{width:40px;height:40px;border-radius:20px;color:#fff;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .reqrow .rbody{flex:1;min-width:0}
.bc .reqrow .rnm{font-size:14px;font-weight:700}
.bc .reqrow .rtm{font-size:12px;color:var(--text-dis);font-weight:500;margin-left:6px}
.bc .reqrow .rmsg{font-size:13px;color:var(--text-2);margin-top:3px;word-break:break-word}
.bc .reqrow .ractions{display:flex;gap:6px;flex-shrink:0}
.bc .rbtn{height:34px;padding:0 14px;border-radius:8px;font-size:13px;font-weight:700;border:0;cursor:pointer}
.bc .rbtn.ok{background:var(--ch);color:#fff}
.bc .rbtn.no{background:var(--surface-2);color:var(--text-2)}
.bc .rbtn:disabled{opacity:.6;cursor:default}
/* 그룹 설정 위험 영역 */
.bc .fcard.danger{margin-top:18px;border:1px solid #f3c2c7}

/* 독서 기록 상세 */
.bc .logdetail{display:flex;gap:16px;align-items:flex-start}
.bc .ld-cover{width:120px;height:168px;border-radius:10px;flex-shrink:0;box-shadow:0 2px 10px #00000022;display:flex;align-items:center;justify-content:center;font-size:34px}
.bc .ld-meta{flex:1;min-width:0}
.bc .ld-title{font-size:20px;font-weight:800;line-height:1.3;word-break:keep-all}
.bc .ld-author{font-size:14px;color:var(--text-2);margin-top:6px}
.bc .ld-isbn{font-size:12px;color:var(--text-dis);margin-top:6px}
.bc .ld-stars{color:var(--ch);font-size:19px;margin-top:10px;letter-spacing:1px}
.bc .ld-facts{display:flex;gap:8px;flex-wrap:wrap}
.bc .ld-fact{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:8px 12px;font-size:13px}
.bc .ld-fact .k{color:var(--text-2);margin-right:6px}
.bc .ld-fact .v{font-weight:700}
.bc .ld-tags{display:flex;gap:6px;flex-wrap:wrap}
.bc .ld-h{font-size:14px;font-weight:700;margin-bottom:8px;color:var(--text-2)}
.bc .ld-oneliner{font-size:16px;font-weight:600;color:var(--ch);background:var(--ch-light);border-radius:12px;padding:14px 16px;line-height:1.5}
.bc .ld-review{font-size:14px;line-height:1.75;color:var(--text)}
.bc .ld-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.bc .ld-photos img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;border:1px solid var(--border)}
.bc .ld-single img{width:100%;border-radius:12px;border:1px solid var(--border);display:block}
.bc .ld-slider{position:relative;border-radius:12px;overflow:hidden;background:#0b0b0b}
.bc .lds-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.bc .lds-track::-webkit-scrollbar{display:none}
.bc .lds-slide{flex:0 0 100%;scroll-snap-align:center;display:flex;align-items:center;justify-content:center;aspect-ratio:4/3;background:#0b0b0b}
.bc .lds-slide img{max-width:100%;max-height:100%;object-fit:contain;display:block}
.bc .lds-nav{position:absolute;top:50%;transform:translateY(-50%);width:38px;height:38px;border:0;border-radius:50%;background:rgba(0,0,0,.45);color:#fff;font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2;padding:0}
.bc .lds-nav.prev{left:8px}
.bc .lds-nav.next{right:8px}
.bc .lds-nav:hover{background:rgba(0,0,0,.72)}
.bc .lds-dots{position:absolute;left:0;right:0;bottom:10px;display:flex;gap:6px;justify-content:center;z-index:2}
.bc .lds-dots span{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:background .2s}
.bc .lds-dots span.on{background:#fff}
.bc .le-photos{display:flex;flex-wrap:wrap;gap:10px}
.bc .le-ph{position:relative;width:88px;height:88px;border-radius:10px;overflow:hidden;border:1px solid var(--border)}
.bc .le-ph img{width:100%;height:100%;object-fit:cover;display:block}
.bc .le-cover{position:absolute;left:4px;bottom:4px;background:rgba(22,179,100,.92);color:#fff;font-size:10px;font-weight:700;padding:1px 6px;border-radius:8px}
.bc .le-del{position:absolute;top:3px;right:3px;width:22px;height:22px;border:0;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;font-size:16px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
.bc .le-del:hover{background:#e5484d}
@media(max-width:600px){
  .bc .ld-cover{width:96px;height:134px;font-size:28px}
  .bc .ld-title{font-size:18px}
  .bc .ld-photos{grid-template-columns:repeat(2,1fr)}
}

/* 독서기록 도서 검색/스캔 */
.bc .booksearch{display:flex;gap:8px;align-items:center}
.bc .booksearch .inp{flex:1}
.bc .searchresults{display:flex;flex-direction:column;gap:2px;margin-top:8px;max-height:340px;overflow:auto}
.bc .searchresults:empty{display:none}
.bc .sresult{display:flex;gap:10px;align-items:center;padding:8px;border-radius:10px;cursor:pointer}
.bc .sresult:hover{background:var(--surface-2)}
.bc .sresult img{width:36px;height:50px;object-fit:cover;border-radius:4px;flex-shrink:0;box-shadow:0 1px 4px #0000001a}
.bc .sresult .noc{width:36px;height:50px;display:flex;align-items:center;justify-content:center;background:var(--surface-2);border-radius:4px;flex-shrink:0}
.bc .sresult .srinfo{min-width:0}
.bc .sresult .srt{font-size:14px;font-weight:600;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bc .sresult .sra{font-size:12px;color:var(--text-2);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bc .sr-empty{padding:14px;font-size:13px;color:var(--text-2);text-align:center;background:var(--bg);border-radius:10px}
.bc .bookpreview{display:flex;gap:12px;align-items:center;background:var(--ch-light);border:1px solid var(--ch);border-radius:12px;padding:12px 14px}
.bc .bookpreview img{width:44px;height:62px;object-fit:cover;border-radius:4px;flex-shrink:0;box-shadow:0 1px 4px #0000001a}
.bc .bookpreview .pvinfo{flex:1;min-width:0}
.bc .bookpreview .pvt{font-size:14px;font-weight:700;line-height:1.3}
.bc .bookpreview .pva{font-size:12px;color:var(--text-2);margin-top:3px}
.bc .bookpreview .pvclear{background:#fff;border:1px solid var(--ch);color:var(--ch);font-size:12px;font-weight:700;padding:6px 12px;border-radius:8px;cursor:pointer;white-space:nowrap}
/* 기록 모드 토글 + 벌크 입력 */
.bc .recmode{display:flex;gap:8px;width:100%;max-width:680px;margin:0 auto 16px}
.bc .recmode .rm{flex:1;height:46px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text-2);font-size:14px;font-weight:700;cursor:pointer}
.bc .recmode .rm.on{background:var(--ch-light);border-color:var(--ch);color:var(--ch)}
.bc .bulk-row{display:flex;gap:8px;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:8px;margin-bottom:8px}
.bc .bulk-row .brc{width:34px;height:48px;flex-shrink:0;border-radius:4px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:var(--surface-2);font-size:18px}
.bc .bulk-row .brc img{width:100%;height:100%;object-fit:cover}
.bc .bulk-row .brf{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.bc .bulk-row .brf .inp{padding:8px 10px;font-size:13px}
.bc .bulk-row .brrem{flex-shrink:0;width:32px;height:32px;border-radius:8px;border:1px solid var(--border-hover);background:var(--surface);color:var(--text-2);cursor:pointer;font-size:13px}
.bc .bulk-row .brrem:hover{border-color:var(--danger);color:var(--danger)}

/* AI 분석 패널 */
.bc .ana-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.bc .ana-head .t{font-size:16px;font-weight:700}
.bc .btn.pri[disabled]{opacity:.5;cursor:not-allowed}
.bc .ana-graph{display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;margin-bottom:16px}
.bc .ana-row{display:flex;align-items:center;gap:12px}
.bc .ana-label{width:88px;flex-shrink:0;font-size:13px;font-weight:600}
.bc .ana-track{flex:1;height:14px;border-radius:7px;background:var(--surface-2);overflow:hidden}
.bc .ana-bar{display:block;height:100%;border-radius:7px;background:var(--ch);transition:width .6s ease}
.bc .ana-pct{width:46px;text-align:right;font-size:13px;font-weight:700;color:var(--text-2)}
.bc .ana-comment{background:var(--ch-light);border-radius:var(--r-lg);padding:24px 28px}
.bc .ana-comment .ana-p{font-size:14px;line-height:1.85;color:var(--text);margin:0 0 10px}
.bc .ana-comment .ana-p:last-child{margin-bottom:0}
.bc .ana-comment .ana-sec{font-size:15px;font-weight:800;color:var(--ch);margin:30px 0 12px;padding-top:20px;border-top:1px solid #cdeede;display:flex;align-items:center;gap:6px}
.bc .ana-comment .ana-sec:first-child{margin-top:0;padding-top:0;border-top:0}
.bc .ana-comment .ana-sec::before{content:"";width:4px;height:15px;border-radius:2px;background:var(--ch);display:inline-block}
.bc .ana-meta{font-size:12px;color:var(--text-dis);margin-top:12px}

/* 통계 탭 */
.bc .stat-summary{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.bc .stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;margin-bottom:16px}
.bc .stat-h{font-size:16px;font-weight:700;margin-bottom:18px}
.bc .monthbars{display:flex;gap:12px;align-items:flex-end;height:190px}
.bc .mb-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:6px;height:100%}
.bc .mb-val{font-size:12px;font-weight:700;color:var(--text-2)}
.bc .mb-bar{width:60%;max-width:46px;background:var(--ch);border-radius:6px 6px 0 0;min-height:4px}
.bc .mb-lbl{font-size:12px;color:var(--text-2)}
.bc .stat-2col{display:flex;gap:16px;flex-wrap:wrap}
.bc .stat-2col .stat-card{flex:1;min-width:280px;margin-bottom:0}
.bc .rd-row{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.bc .rd-row:last-child{margin-bottom:0}
.bc .rd-lbl{width:34px;font-size:13px;font-weight:700;color:var(--ch)}
.bc .rd-track{flex:1;height:12px;border-radius:6px;background:var(--surface-2);overflow:hidden}
.bc .rd-bar{display:block;height:100%;background:var(--ch);border-radius:6px}
.bc .rd-cnt{width:36px;text-align:right;font-size:13px;color:var(--text-2);font-weight:700}
.bc .au-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.bc .au-row:last-child{border-bottom:0;padding-bottom:0}
.bc .au-c{color:var(--ch);font-weight:700}
@media(max-width:600px){ .bc .stat-summary .stat{min-width:0;flex:1 1 45%} }

/* 공유 설정 체크박스 카드 */
.bc .optlist{display:flex;flex-direction:column;gap:10px}
.bc .optchk{display:flex;align-items:center;gap:14px;border:1px solid var(--border);border-radius:12px;padding:16px;cursor:pointer;background:var(--surface)}
.bc .optchk.sel{border:2px solid var(--ch);background:var(--ch-light)}
.bc .optchk .oc-ic{font-size:22px;flex-shrink:0}
.bc .optchk .oc-tx{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}
.bc .optchk .oc-t{font-size:15px;font-weight:700}
.bc .optchk .oc-d{font-size:12px;color:var(--text-2)}
.bc .optchk .oc-mark{width:24px;height:24px;border-radius:7px;border:2px solid var(--border-hover);flex-shrink:0;position:relative}
.bc .optchk.sel .oc-mark{background:var(--ch);border-color:var(--ch)}
.bc .optchk.sel .oc-mark::after{content:"✓";color:#fff;font-size:15px;font-weight:800;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}

/* 그룹 리더보드/멤버 탭 */
.bc .gfull{flex:1;min-width:0;width:100%}
.bc .lb-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px}
.bc .lb-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}
.bc .lb-row:last-child{border-bottom:0;padding-bottom:0}
.bc .lb-row:first-of-type{padding-top:6px}
.bc .lb-rank{width:30px;text-align:center;font-size:16px;font-weight:800;color:var(--text-2);flex-shrink:0}
.bc .lb-rank.top{color:var(--ch)}
.bc .lb-av{width:42px;height:42px;border-radius:21px;color:#fff;font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.bc .lb-main{flex:1;min-width:0}
.bc .lb-nm{font-size:14px;font-weight:700;margin-bottom:6px}
.bc .lb-cnt{font-size:15px;font-weight:800;color:var(--ch);flex-shrink:0}
.bc .mbr-role{font-size:11px;font-weight:700;padding:3px 9px;border-radius:10px;background:var(--surface-2);color:var(--text-2);text-decoration:none}
.bc .mbr-role.owner{background:var(--ch-light);color:var(--ch)}
.bc .mbr-role.admin{background:#eef2ff;color:var(--curation)}
.bc .mbr-meta{font-size:12px;color:var(--text-2)}
.bc .bc-100badge{display:inline-flex;align-items:center;gap:2px;margin-left:6px;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:700;background:#fff7e6;color:#b25e00;border:1px solid #ffe1a8;vertical-align:middle;white-space:nowrap}
.bc .bc-100badge.month{background:#e8f8f0;color:#0a7d4d;border-color:#b6ebd0}
.bc .mbr-actions{display:flex;gap:6px;flex-shrink:0}
.bc .mbr-btn{font-size:12px;font-weight:600;padding:7px 12px;border-radius:8px;border:1px solid var(--border-hover);background:var(--surface);color:var(--text-2);cursor:pointer;white-space:nowrap}
.bc .mbr-btn.role-btn:hover{border-color:var(--ch);color:var(--ch)}
.bc .mbr-btn.kick-btn{color:var(--danger);border-color:#f1aeb5}
.bc .mbr-btn.kick-btn:hover{background:#fdecee}
.bc .mbr-btn.books-btn{background:var(--ch-light);color:var(--ch);border-color:transparent;text-decoration:none;display:inline-flex;align-items:center}
.bc .mbr-btn.books-btn:hover{background:#e6e1fb}
@media(max-width:600px){ .bc .lb-row{flex-wrap:wrap} .bc .mbr-actions{width:100%;padding-left:56px} }

/* responsive */
@media(max-width:900px){
  .bc .grid4{grid-template-columns:repeat(2,1fr)}
  .bc .grid3{grid-template-columns:repeat(2,1fr)}
  .bc .brow{grid-template-columns:repeat(4,1fr)}
  .bc .brow .bcard:nth-child(n+9){display:none}
  .bc .stats{flex-basis:100%}
  .bc .hero h1{font-size:34px}
}
@media(max-width:600px){
  .bc .sec{padding:28px 16px}
  .bc .grid3{grid-template-columns:1fr}
  .bc .grid4{grid-template-columns:repeat(2,1fr)}
  .bc .brow{grid-template-columns:repeat(2,1fr)}
  .bc .brow .bcard:nth-child(n+5){display:none}
  .bc .hero .in{padding:36px 16px}
  .bc .hero h1{font-size:28px}
  .bc .pheader,.bc .gheader{padding:24px 16px}
  .bc .gbody{padding:20px 16px}
  .bc .stats{flex-direction:column}
  .bc .qr .b{width:100%}
  /* 섹션 헤더: 제목 아래로 컨트롤(탭/버튼) 줄바꿈 (모바일 squish 방지) */
  .bc .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .bc .sec-head > div:last-child{flex-wrap:wrap}
  .bc .sec-head .ti{font-size:21px}
  .bc .filterbar{gap:8px}
  .bc .filterbar > div{display:none}
  .bc .filterbar .search{flex:1 1 100%;min-width:0;max-width:none;width:auto}
  /* 폼: 2단 필드/옵션을 세로로 스택 */
  .bc .vis{flex-direction:column}
  .bc .fcard{padding:24px 18px}
  .bc .recmode{max-width:none}
}
/* 앱 웹뷰: 헤더 0 높이일 때 상단 여백 보정 불필요 (layout.php가 처리) */
.inapp .bc .hero{min-height:360px}