:root{
  --bg:#f7f5f1; --card:#fff; --text:#222; --muted:#777;
  --primary:#6b3f2a; --primary2:#8b5e45; --accent:#d9b99b;
  --border:#e8e1db; --success:#1f8f5f;
}
*{box-sizing:border-box}
body{margin:0;font-family:Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);direction:rtl}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,92%);margin:auto}
.topbar{background:#2f241f;color:#fff;padding:8px 0;font-size:13px}
.topbar .row,.header .row,.footer-grid,.book-grid,.category-grid,.publisher-grid,.author-grid{display:flex;gap:18px;align-items:center}
.topbar .row{justify-content:space-between}
.header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.header .row{padding:16px 0}
.logo{font-size:25px;font-weight:800;color:var(--primary)}
.search{flex:1;display:flex;background:#f4f1ee;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.search input{flex:1;border:0;background:transparent;padding:13px 15px;outline:none}
.search button{border:0;background:var(--primary);color:#fff;padding:0 20px;cursor:pointer}
.nav{background:#fff;border-bottom:1px solid var(--border)}
.nav .container{display:flex;gap:20px;flex-wrap:wrap;padding:12px 0;font-size:14px}
.hero{padding:44px 0}
.hero-box{background:linear-gradient(135deg,#2f241f,#7b4c36);border-radius:22px;padding:42px;color:white;display:grid;grid-template-columns:1.4fr .8fr;gap:30px;align-items:center}
.hero h1{font-size:38px;line-height:1.6;margin:0 0 10px}
.hero p{color:#f3e9e1;line-height:2}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:12px 18px;border-radius:10px}
.btn.light{background:#fff;color:#2f241f}
.section{padding:28px 0}
.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.section-title h2{margin:0;font-size:22px}
.book-grid{align-items:stretch;flex-wrap:wrap}
.book-card{width:calc(20% - 15px);background:var(--card);border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:.2s}
.book-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.07)}
.cover{height:230px;background:linear-gradient(135deg,#c9aa8f,#7b4c36);display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;padding:20px;font-size:20px;font-weight:bold}
.cover.c2{background:linear-gradient(135deg,#425b76,#9fb3c8)}
.cover.c3{background:linear-gradient(135deg,#4e6b50,#9db69f)}
.cover.c4{background:linear-gradient(135deg,#7b3f5b,#d2a1b8)}
.cover.c5{background:linear-gradient(135deg,#6f612f,#d4c27c)}
.book-body{padding:14px}
.book-title{font-weight:700;line-height:1.8}
.meta{font-size:13px;color:var(--muted);line-height:1.8}
.price{margin-top:10px;color:var(--primary);font-weight:bold}
.category-grid,.publisher-grid,.author-grid{flex-wrap:wrap}
.chip-card{background:#fff;border:1px solid var(--border);padding:18px;border-radius:14px;min-width:160px;flex:1;text-align:center}
.page-head{padding:32px 0 16px}
.page-head h1{margin:0 0 8px}
.panel{background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px}
.filters{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}
.filters input,.filters select,.form input,.form textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:10px;background:#fff}
.form textarea{min-height:150px;resize:vertical}
.book-detail{display:grid;grid-template-columns:260px 1fr;gap:30px}
.book-detail .cover{height:360px;border-radius:16px}
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}
.spec{background:#faf8f6;border:1px solid var(--border);padding:12px;border-radius:10px}
.footer{margin-top:50px;background:#2f241f;color:#fff;padding:42px 0 20px}
.footer-grid{align-items:flex-start;flex-wrap:wrap}
.footer-col{flex:1;min-width:190px}
.footer h3{margin-top:0}
.footer a{display:block;color:#ddd;margin:9px 0;font-size:14px}
.copy{border-top:1px solid #5b4a41;margin-top:25px;padding-top:15px;color:#bbb;font-size:13px}
.pagination{display:flex;gap:8px;justify-content:center;margin:25px 0}
.pagination a{background:#fff;border:1px solid var(--border);padding:8px 12px;border-radius:8px}
.badge{display:inline-block;background:#efe7e0;color:var(--primary);padding:6px 9px;border-radius:20px;font-size:12px}
.notice{background:#fff8e7;border:1px solid #f0d7a5;padding:14px;border-radius:10px;color:#765a22}
@media(max-width:900px){
 .hero-box{grid-template-columns:1fr}
 .book-card{width:calc(33.333% - 12px)}
 .filters{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
 .header .row{flex-wrap:wrap}
 .search{order:3;flex-basis:100%}
 .hero{padding:20px 0}
 .hero-box{padding:24px}
 .hero h1{font-size:27px}
 .book-card{width:calc(50% - 9px)}
 .cover{height:190px}
 .filters{grid-template-columns:1fr}
 .book-detail{grid-template-columns:1fr}
 .book-detail .cover{height:330px}
 .specs{grid-template-columns:1fr}
}