:root{
  --bg:#f6f5f1; --panel:#fff; --ink:#1d1d1f; --muted:#6b6b70; --line:#e6e3da;
  --accent:#7a4b2a; --accent2:#b08554; --shadow:0 1px 3px rgba(0,0,0,.08);
}
*{box-sizing:border-box}
[hidden]{display:none !important}
body{margin:0;font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink)}
.app{display:grid;grid-template-columns:268px 1fr;min-height:100vh}

/* sidebar */
.sidebar{background:var(--panel);border-right:1px solid var(--line);padding:22px 20px;
  position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{font-size:20px;margin:0 0 2px}
.tagline{color:var(--muted);font-size:12px;margin:0 0 22px}
.nav-section{margin-bottom:22px}
.nav-section h3{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 8px}
.pub-list{list-style:none;margin:0;padding:0}
.pub-item{display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:7px 10px;border-radius:8px;cursor:pointer;color:var(--ink);font-weight:500}
.pub-item:hover{background:#f1ede3}
.pub-item.active{background:var(--accent);color:#fff}
.pub-item .nm{display:flex;flex-direction:column;line-height:1.25}
.pub-item .sub{font-size:11px;font-weight:400;opacity:.7}
.pub-item .ct{font-size:12px;opacity:.75;font-variant-numeric:tabular-nums}
.pub-item.all{border:1px dashed var(--line);margin-bottom:6px}
.segmented{display:flex;gap:4px;background:#f1ede3;padding:3px;border-radius:8px}
.segmented button{flex:1;border:0;background:transparent;padding:6px;border-radius:6px;cursor:pointer;font-size:12px;font-weight:600;color:var(--muted)}
.segmented button.active{background:#fff;color:var(--ink);box-shadow:var(--shadow)}

/* main */
.main{padding:20px 26px 60px;max-width:1320px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.toolbar input,.toolbar select{height:38px;border:1px solid var(--line);border-radius:8px;padding:0 12px;background:#fff;font-size:14px}
.toolbar input{flex:1;min-width:200px}
.toolbar select{cursor:pointer}
.result-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;color:var(--muted);font-size:13px}
.link-btn{background:none;border:0;color:var(--accent);cursor:pointer;font-size:13px;text-decoration:underline}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;
  cursor:pointer;transition:transform .12s,box-shadow .12s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.cover{aspect-ratio:2/3;background:#ece8de;position:relative;overflow:hidden}
.cover img{width:100%;height:100%;object-fit:cover;display:block}
.cover .badge{position:absolute;top:6px;left:6px;background:rgba(0,0,0,.62);color:#fff;
  font-size:10px;padding:2px 6px;border-radius:4px;font-weight:600}
.card-body{padding:9px 10px 11px;flex:1}
.card-title{font-size:13px;font-weight:600;line-height:1.3;margin:0 0 3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-author{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card-meta{font-size:11px;color:var(--muted);margin-top:5px;display:flex;gap:8px;flex-wrap:wrap}
.card-meta .price{color:var(--accent);font-weight:600}

/* pager */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:30px;flex-wrap:wrap}
.pager button{min-width:38px;height:36px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;font-size:13px}
.pager button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pager button:disabled{opacity:.4;cursor:default}

/* modal */
.modal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.55)}
.modal-card{position:relative;background:#fff;border-radius:14px;max-width:760px;width:100%;
  max-height:88vh;overflow-y:auto;padding:26px 30px;display:grid;grid-template-columns:180px 1fr;gap:26px}
.modal-card img{width:100%;border-radius:6px;box-shadow:var(--shadow)}
.modal-card h2{margin:0 0 4px;font-size:22px;line-height:1.25}
.modal-card .m-author{color:var(--muted);margin:0 0 14px;font-size:15px}
.modal-card .m-desc{font-size:14px;line-height:1.6;margin:14px 0}
.modal-card .m-links{margin-top:16px;display:flex;gap:20px;flex-wrap:wrap}
.modal-card .m-links a{font-weight:600;text-decoration:none;color:var(--accent)}
.modal-card .m-links a:hover{text-decoration:underline}
.modal-card .m-rows{display:grid;grid-template-columns:110px 1fr;gap:5px 12px;font-size:13px;margin-top:8px}
.modal-card .m-rows .k{color:var(--muted)}
.modal-card .close{position:absolute;top:12px;right:16px;font-size:26px;background:none;border:0;cursor:pointer;color:var(--muted)}
.pub-dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:5px;vertical-align:middle}
@media(max-width:820px){.app{grid-template-columns:1fr}.sidebar{position:static;height:auto}
  .modal-card{grid-template-columns:1fr;padding:20px}.modal-card img{max-width:160px}}