:root{
  --ink:#18312b;
  --muted:#6b7e78;
  --green:#0f5d46;
  --green2:#147c5d;
  --cream:#f8f5eb;
  --paper:#fffef9;
  --line:#e1e7df;
  --gold:#b9903e;
  --shadow:0 16px 42px rgba(30,58,49,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Tahoma,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.55}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,92%);margin:auto}
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,254,249,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:var(--green);color:white;font-size:25px;box-shadow:var(--shadow)}
.brand strong{display:block;font-size:16px;letter-spacing:.2px}
.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:1px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:20px;font-size:14px}
.nav-links a:hover{color:var(--green2)}
.nav-links select,.filters select,input,textarea{font:inherit}
.nav-links select{border:1px solid var(--line);border-radius:10px;padding:8px;background:white;color:var(--ink)}
.admin-link{padding:8px 12px;border:1px solid var(--line);border-radius:10px}
.hero{background:linear-gradient(115deg,#f7f4e9 0%,#eef7f0 100%);border-bottom:1px solid var(--line)}
.hero-grid{min-height:520px;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:70px;padding:70px 0}
.eyebrow{font-size:12px;letter-spacing:1.7px;font-weight:800;color:var(--green2)}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif;line-height:1.13;margin:10px 0 16px}
h1{font-size:clamp(42px,6vw,72px);max-width:850px}
h2{font-size:clamp(32px,4vw,48px)}
.hero p{font-size:18px;color:var(--muted);max-width:700px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:12px 18px;font-weight:750;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--green);color:white;box-shadow:0 10px 24px rgba(15,93,70,.2)}
.btn-light{background:white;border:1px solid var(--line);color:var(--ink)}
.btn-danger{background:#fff0ef;color:#9c3028;border:1px solid #f0cbc7}
.btn-sm{padding:8px 11px;font-size:12px}
.full{width:100%}
.hero-card{position:relative;min-height:360px;border-radius:30px;background:var(--green);overflow:hidden;display:grid;place-items:center;text-align:center;color:white;box-shadow:var(--shadow);padding:35px}
.hero-card:before,.hero-card:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.17);border-radius:50%}
.hero-card:before{width:330px;height:330px}
.hero-card:after{width:250px;height:250px}
.arch{position:absolute;top:30px;width:150px;height:220px;border:1px solid rgba(255,255,255,.2);border-radius:80px 80px 18px 18px}
.open-book{font-size:70px;position:relative;z-index:2;transform:translateY(-35px)}
.hero-quote{position:absolute;bottom:83px;z-index:2;font-size:27px;font-family:Tahoma,Arial,sans-serif}
.hero-sub{position:absolute;bottom:54px;z-index:2;font-size:12px;opacity:.75;letter-spacing:.5px}
.stats-band{background:var(--green);color:white}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:24px 0;text-align:center}
.stats-grid div{border-inline-end:1px solid rgba(255,255,255,.16)}
.stats-grid div:last-child{border:0}
.stats-grid strong{display:block;font-size:28px;font-family:Georgia,serif}
.stats-grid span{font-size:12px;opacity:.78;letter-spacing:.6px}
.section{padding:78px 0}
.section.alt{background:var(--cream)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}
.filters{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:12px;margin-bottom:30px}
.filters input,.filters select,.admin-form input,.admin-form textarea,.admin-side input{width:100%;border:1px solid var(--line);background:white;border-radius:12px;padding:12px 13px;color:var(--ink);outline:none}
.filters input:focus,.filters select:focus,.admin-form input:focus,.admin-form textarea:focus,.admin-side input:focus{border-color:#8ebaaa;box-shadow:0 0 0 3px rgba(20,124,93,.08)}
.search-box{position:relative}
.search-box span{position:absolute;left:13px;top:11px;color:var(--muted);font-size:19px}
.search-box input{padding-left:38px}
[dir="rtl"] .search-box span{left:auto;right:13px}
[dir="rtl"] .search-box input{padding-left:13px;padding-right:38px}
.book-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.book-card{background:white;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.2s ease;display:flex;flex-direction:column;min-width:0}
.book-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cover-wrap{aspect-ratio:3/4;background:linear-gradient(145deg,#eaf0e7,#f7f1df);display:grid;place-items:center;overflow:hidden;position:relative}
.cover-wrap img{width:100%;height:100%;object-fit:cover}
.cover-fallback{display:grid;place-items:center;text-align:center;height:100%;padding:24px;color:var(--green);font-family:Georgia,serif;font-size:19px}
.badges{position:absolute;top:10px;left:10px;display:flex;gap:6px;flex-wrap:wrap}
.badge{font-size:10px;font-weight:800;letter-spacing:.4px;background:rgba(255,255,255,.93);border:1px solid rgba(15,93,70,.16);padding:5px 7px;border-radius:999px}
.book-body{padding:17px;display:flex;flex-direction:column;flex:1}
.book-meta{color:var(--green2);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.6px}
.book-title{font-family:Georgia,serif;font-size:20px;line-height:1.25;margin:7px 0 5px}
.book-author{font-size:13px;color:var(--muted);margin-bottom:15px}
.card-actions{display:flex;gap:8px;margin-top:auto}
.card-actions .btn{flex:1;padding:9px 10px;font-size:12px}
.empty-state{text-align:center;padding:60px;color:var(--muted)}
.empty-state div{font-size:52px}
.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.category-card{background:white;border:1px solid var(--line);border-radius:16px;padding:20px;cursor:pointer;transition:.2s}
.category-card:hover{border-color:#b7cfc5;transform:translateY(-2px)}
.category-card strong{display:block;font-family:Georgia,serif;font-size:20px}
.category-card span{color:var(--muted);font-size:12px}
.about-card{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;border:1px solid var(--line);border-radius:24px;padding:42px;background:white;box-shadow:var(--shadow)}
.about-card p{color:var(--muted);font-size:17px}
footer{background:#102b24;color:white;padding:36px 0}
.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:center}
footer p{margin:5px 0 0;opacity:.7;font-size:13px}
.book-detail-grid{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.detail-cover{border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--cream);aspect-ratio:3/4}
.detail-cover img{width:100%;height:100%;object-fit:cover}
.detail-cover .cover-fallback{font-size:24px}
.detail-meta{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 20px}
.detail-description{color:var(--muted);font-size:16px;max-width:800px;white-space:pre-line}
.detail-actions{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}
.reader-panel{margin-top:35px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#f1f3ef}
.reader-panel iframe{width:100%;height:75vh;border:0;background:white}
.reader-note{padding:14px 16px;color:var(--muted);font-size:12px;background:white;border-top:1px solid var(--line)}
.loading{padding:80px;text-align:center;color:var(--muted)}
.admin-layout{display:grid;grid-template-columns:270px 1fr;gap:38px;align-items:start}
.admin-side{position:sticky;top:100px;border:1px solid var(--line);border-radius:18px;padding:20px;background:var(--cream)}
.admin-side p{color:var(--muted);font-size:13px}
.admin-side label,.admin-form label{font-size:12px;font-weight:750;display:block;margin-bottom:13px}
.admin-side input,.admin-form input,.admin-form textarea{margin-top:6px;font-weight:400}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px}
.admin-form{border:1px solid var(--line);border-radius:18px;padding:24px;background:white}
.check-row{display:flex;gap:22px;flex-wrap:wrap;margin:12px 0 20px}
.check-row label{display:flex;align-items:center;gap:8px;margin:0;font-weight:650}
.check-row input{width:auto;margin:0}
.form-message{font-size:13px;color:var(--muted)}
.admin-list-head{margin-top:45px}
.admin-book-list{display:grid;gap:10px}
.admin-row{display:grid;grid-template-columns:1fr auto;gap:20px;border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:white;align-items:center}
.admin-row h4{margin:0 0 3px;font-family:Georgia,serif}
.admin-row p{margin:0;color:var(--muted);font-size:12px}
.admin-row-actions{display:flex;gap:8px}
.notice{padding:13px 15px;border-radius:12px;background:#fff8e7;border:1px solid #ead8a2;color:#6e5b26;font-size:13px}
@media(max-width:900px){
  .nav-links a:not(.admin-link){display:none}.hero-grid{grid-template-columns:1fr;gap:30px}.hero-card{min-height:300px}.stats-grid{grid-template-columns:repeat(2,1fr);gap:15px}.stats-grid div{border:0}.filters{grid-template-columns:1fr 1fr}.search-box{grid-column:1/-1}.book-grid{grid-template-columns:repeat(2,1fr)}.category-grid{grid-template-columns:repeat(2,1fr)}.about-card{grid-template-columns:1fr}.book-detail-grid{grid-template-columns:220px 1fr}.admin-layout{grid-template-columns:1fr}.admin-side{position:static}.form-grid{grid-template-columns:1fr}}
@media(max-width:560px){
  .nav-wrap{min-height:68px}.brand small{display:none}.brand strong{font-size:14px}.nav-links{gap:8px}.admin-link{display:none}.hero-grid{padding:46px 0}.hero-card{display:none}.section{padding:55px 0}.filters{grid-template-columns:1fr}.search-box{grid-column:auto}.book-grid,.category-grid{grid-template-columns:1fr}.book-detail-grid{grid-template-columns:1fr}.detail-cover{width:min(280px,85%);margin:auto}.footer-grid{display:block}.stats-grid strong{font-size:23px}.about-card{padding:25px}}