:root{
  --ink:#101417;
  --deep:#071018;
  --deep-2:#0b1721;
  --gold:#b88a4c;
  --gold-2:#d9ad72;
  --paper:#f4f0e9;
  --paper-2:#ece5da;
  --line:#d9cfc1;
  --muted:#736d65;
  --white:#fff;
  --shadow:0 22px 55px rgba(7,16,24,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:auto}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Vazirmatn",Tahoma,Arial,sans-serif;line-height:1.8}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
.container{width:min(1180px,calc(100% - 44px));margin-inline:auto}
.library-hero{position:relative;min-height:520px;display:flex;align-items:center;overflow:hidden;color:#fff;background:var(--deep) url('img/library-book.jpg') center/cover no-repeat}
.library-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,16,24,.97) 0%,rgba(7,16,24,.88) 46%,rgba(7,16,24,.48) 100%)}
html[dir="rtl"] .library-hero::before{background:linear-gradient(270deg,rgba(7,16,24,.97) 0%,rgba(7,16,24,.88) 46%,rgba(7,16,24,.48) 100%)}
.library-hero::after{content:"";position:absolute;inset:auto 6% -170px auto;width:390px;height:390px;border:1px solid rgba(217,173,114,.25);transform:rotate(45deg)}
.hero-inner{position:relative;z-index:2;max-width:760px;padding:86px 0 90px}
.hero-kicker{margin:0 0 14px;color:var(--gold-2);font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:12px;font-weight:700;letter-spacing:.22em;text-transform:uppercase}
.library-hero h1{margin:0;font-size:clamp(42px,6vw,78px);font-weight:700;line-height:1.14;letter-spacing:-.035em}
.hero-en{display:block;margin-top:8px;color:rgba(255,255,255,.58);font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:clamp(14px,2vw,19px);font-weight:500;letter-spacing:.12em}
.hero-lead{max-width:680px;margin:26px 0 0;color:rgba(255,255,255,.82);font-size:17px;line-height:2}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border:1px solid transparent;transition:.25s ease}
.btn.gold{background:var(--gold);color:#fff}.btn.gold:hover{background:var(--gold-2);color:var(--deep)}
.btn.ghost{border-color:rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.03)}.btn.ghost:hover{border-color:var(--gold-2);color:var(--gold-2)}
.stats-wrap{position:relative;z-index:4;margin-top:-42px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;box-shadow:var(--shadow);border-top:3px solid var(--gold)}
.stat{min-height:132px;padding:24px 28px;border-inline-end:1px solid #eee7dd}.stat:last-child{border-inline-end:0}
.stat b{display:block;color:var(--deep);font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:31px;line-height:1.2}.stat span{display:block;margin-top:9px;color:var(--muted);font-size:13px}
.section{padding:90px 0}.section.alt{background:#eee8df}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}
.section-head small{display:block;margin-bottom:7px;color:var(--gold);font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase}
.section-head h2{margin:0;font-size:clamp(28px,4vw,43px);font-weight:650;line-height:1.35}
.section-head p{max-width:600px;margin:0;color:var(--muted);font-size:14px}
.category-card{position:relative;min-height:180px;padding:28px;background:#fff;border:1px solid rgba(184,138,76,.16);overflow:hidden;transition:.25s ease}
.category-card::before{content:"";position:absolute;top:-46px;inset-inline-end:-46px;width:120px;height:120px;border:1px solid rgba(184,138,76,.22);transform:rotate(45deg)}
.category-card:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(7,16,24,.08);border-color:rgba(184,138,76,.45)}
.category-icon{display:grid;place-items:center;width:36px;height:36px;margin-bottom:24px;color:var(--gold)}
.category-icon svg{width:28px;height:28px;stroke:currentColor;stroke-width:1.55;stroke-linecap:round;stroke-linejoin:round}
.category-card h3{margin:0;font-size:18px;font-weight:650}.category-card p{margin:7px 0 0;color:var(--muted);font-size:12px}.category-card strong{position:absolute;inset-inline-end:24px;bottom:18px;color:#c8b9a5;font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:36px;font-weight:300}
.catalog-shell{padding:30px;background:#fff;border:1px solid rgba(184,138,76,.16);box-shadow:0 20px 55px rgba(7,16,24,.06)}
.catalog-toolbar{display:grid;grid-template-columns:minmax(260px,1fr) 220px 210px auto;gap:12px;align-items:center}
.search-wrap{position:relative}.search-wrap span{position:absolute;top:50%;inset-inline-start:15px;transform:translateY(-50%);color:var(--gold);font-size:18px}.search-wrap input{width:100%;height:50px;padding:0 46px 0 14px;border:1px solid #dcd3c6;background:#faf8f5;color:var(--ink);outline:none}.search-wrap input:focus,select:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(184,138,76,.10)}
html[dir="ltr"] .search-wrap input{padding:0 14px 0 46px}
.catalog-toolbar select{height:50px;padding:0 13px;border:1px solid #dcd3c6;background:#faf8f5;color:var(--ink);outline:none;cursor:pointer}
.reset-btn{height:50px;padding:0 17px;border:1px solid #d7c8b4;background:transparent;color:#6b5b48;cursor:pointer;transition:.2s}.reset-btn:hover{border-color:var(--gold);color:var(--gold)}
.result-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:22px 0 18px;padding:13px 0;border-bottom:1px solid #eee7dd;color:var(--muted);font-size:12px}.result-bar b{color:var(--deep)}
.book-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.book-card{position:relative;display:grid;grid-template-columns:8px 1fr;min-height:220px;background:#fbfaf8;border:1px solid #e3dbcf;transition:.2s ease;overflow:hidden}.book-card:hover{border-color:rgba(184,138,76,.55);box-shadow:0 16px 34px rgba(7,16,24,.07);transform:translateY(-2px)}
.book-spine{background:linear-gradient(180deg,var(--gold),#8f6532)}
.book-body{padding:22px 23px 18px}.book-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.book-tag{display:inline-flex;max-width:74%;padding:4px 9px;border:1px solid rgba(184,138,76,.30);color:#886536;background:#f7f0e6;font-size:10px;line-height:1.6}.book-row{color:#aaa198;font-family:"Vazirmatn",Tahoma,Arial,sans-serif;font-size:10px;white-space:nowrap}.book-card h3{margin:14px 0 6px;font-size:18px;font-weight:650;line-height:1.7}.book-author{margin:0;color:#5e5a55;font-size:12px}.book-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 16px;margin-top:17px;padding-top:14px;border-top:1px dashed #ded5c9}.meta-item{min-width:0;color:#777068;font-size:11px}.meta-item span{display:block;margin-bottom:1px;color:#a18c72;font-size:9px}.meta-item b{display:block;overflow:hidden;color:#504b46;font-size:11px;font-weight:500;text-overflow:ellipsis;white-space:nowrap}
.book-card details{margin-top:15px;border-top:1px solid #ece4d9}.book-card summary{padding-top:11px;color:#9a7040;font-size:11px;cursor:pointer;user-select:none}.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;padding-top:10px}.details-grid div{font-size:10.5px;color:#746d65}.details-grid strong{display:block;color:#4e4944;font-weight:500;word-break:break-word}
.empty-state{grid-column:1/-1;padding:70px 20px;text-align:center;color:var(--muted);border:1px dashed #d9cfc1;background:#faf8f4}.empty-state b{display:block;margin-bottom:8px;color:var(--deep);font-size:20px}
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:30px;direction:ltr}.page-btn{min-width:38px;height:38px;padding:0 10px;border:1px solid #ddd3c6;background:#fff;color:#5e554b;cursor:pointer}.page-btn:hover,.page-btn.active{border-color:var(--gold);background:var(--gold);color:#fff}.page-btn:disabled{opacity:.35;cursor:not-allowed}
.catalog-note{margin:28px 0 0;padding:17px 19px;border-inline-start:3px solid var(--gold);background:#f3eee7;color:#71695f;font-size:12px}
.library-cta{display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px;padding:45px 50px;color:#fff;background:linear-gradient(120deg,#071018,#0f202d)}.library-cta h2{margin:0 0 8px;color:#fff;font-size:27px}.library-cta p{margin:0;color:rgba(255,255,255,.66);font-size:13px}.library-cta .btn{white-space:nowrap}
html[dir="ltr"] .library-hero,html[dir="ltr"] .section,html[dir="ltr"] .catalog-shell,html[dir="ltr"] footer{text-align:left}html[dir="rtl"] .library-hero,html[dir="rtl"] .section,html[dir="rtl"] .catalog-shell,html[dir="rtl"] footer{text-align:right}
@media(max-width:1000px){.stats{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-inline-end:0}.catalog-toolbar{grid-template-columns:1fr 1fr}.search-wrap{grid-column:1/-1}.book-grid{grid-template-columns:1fr}.library-cta{grid-template-columns:1fr}}
@media(max-width:650px){.container{width:min(100% - 28px,1180px)}.library-hero{min-height:470px}.hero-inner{padding:70px 0}.hero-lead{font-size:14px}.stats-wrap{margin-top:-24px}.stats{grid-template-columns:1fr 1fr}.stat{min-height:110px;padding:19px}.stat b{font-size:25px}.section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:12px}.catalog-shell{padding:17px}.catalog-toolbar{grid-template-columns:1fr}.search-wrap{grid-column:auto}.book-body{padding:18px 16px}.book-meta,.details-grid{grid-template-columns:1fr}.result-bar{align-items:flex-start;flex-direction:column}.library-cta{padding:32px 25px}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .btn{width:100%}}