/*
Theme Name: Gui Publishing
Theme URI: https://book-store.eternaedu.com/
Author: EternaEdu
Author URI: https://eternaedu.com/
Description: Modern one-page WordPress theme for book publishers. Includes book catalog, filters, search, dark mode, WhatsApp CTA, Google Maps, structured data & SEO optimization.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: eternaedu-publisher
Tags: one-page, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, block-styles, wide-blocks, responsive-layout
*/

/* ================= CSS Variables ================= */
:root{
  --color-primary:#0f4c81;
  --color-primary-dark:#0a3358;
  --color-accent:#f4a261;
  --color-bg:#ffffff;
  --color-surface:#f8f9fb;
  --color-text:#1a1a1a;
  --color-muted:#5b6470;
  --color-border:#e5e7eb;
  --color-whatsapp:#25d366;
  --radius:14px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06);
  --shadow-md:0 8px 24px rgba(15,76,129,.10);
  --shadow-lg:0 20px 60px rgba(15,76,129,.18);
  --container:1200px;
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --font-heading:'Playfair Display',Georgia,serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
[data-theme="dark"]{
  --color-bg:#0f1419;
  --color-surface:#1a2028;
  --color-text:#f0f2f5;
  --color-muted:#a1adbd;
  --color-border:#2a323d;
  --shadow-sm:0 1px 3px rgba(0,0,0,.4);
  --shadow-md:0 8px 24px rgba(0,0,0,.5);
}

/* ================= Reset ================= */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font-body);font-size:16px;line-height:1.6;color:var(--color-text);background:var(--color-bg);transition:background .3s,color .3s}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--color-accent)}
h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700;line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.5rem)}
h2{font-size:clamp(1.75rem,4vw,2.5rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em}
.container{max-width:var(--container);margin:0 auto;padding:0 1.25rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px;border-radius:4px}

/* ================= Header ================= */
.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--color-bg) 90%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);transition:var(--transition)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;max-width:var(--container);margin:0 auto;gap:1rem}
.site-brand{display:flex;align-items:center;gap:.6rem;font-family:var(--font-heading);font-size:1.35rem;font-weight:700;color:var(--color-text)}
.site-brand svg{width:32px;height:32px;color:var(--color-primary)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.5rem;color:var(--color-text)}
.main-nav ul{display:flex;gap:1.75rem;list-style:none;margin:0;padding:0}
.main-nav a{color:var(--color-text);font-weight:500;font-size:.95rem;position:relative}
.main-nav a::after{content:'';position:absolute;bottom:-6px;left:0;width:0;height:2px;background:var(--color-accent);transition:width .3s}
.main-nav a:hover::after{width:100%}
.header-actions{display:flex;align-items:center;gap:.5rem}
.theme-toggle{background:var(--color-surface);border:1px solid var(--color-border);width:40px;height:40px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text);transition:var(--transition)}
.theme-toggle:hover{transform:rotate(15deg);border-color:var(--color-accent)}
.theme-toggle .icon-sun,.theme-toggle .icon-moon{width:18px;height:18px}
[data-theme="dark"] .icon-moon{display:none}
:not([data-theme="dark"]) .icon-sun{display:none}

/* ================= Hero ================= */
.hero{padding:5rem 0 4rem;background:linear-gradient(135deg,var(--color-surface) 0%,var(--color-bg) 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-10%;width:600px;height:600px;background:radial-gradient(circle,var(--color-primary) 0%,transparent 70%);opacity:.08;border-radius:50%}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:3rem;align-items:center}
.hero-eyebrow{display:inline-block;padding:.4rem 1rem;background:color-mix(in srgb,var(--color-accent) 15%,transparent);color:var(--color-accent);border-radius:999px;font-size:.85rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;margin-bottom:1rem}
.hero h1{background:linear-gradient(135deg,var(--color-text) 0%,var(--color-primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-lead{font-size:1.15rem;color:var(--color-muted);max-width:520px;margin-bottom:2rem}
.hero-cta{display:flex;gap:.75rem;flex-wrap:wrap}
.hero-visual{position:relative;aspect-ratio:1;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border-radius:var(--radius);box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-visual svg{width:60%;height:60%;color:rgba(255,255,255,.9)}
.hero-stats{display:flex;gap:2rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--color-border)}
.hero-stat strong{display:block;font-family:var(--font-heading);font-size:2rem;color:var(--color-primary)}
.hero-stat span{font-size:.85rem;color:var(--color-muted)}

/* ================= Buttons ================= */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:var(--radius);font-weight:600;font-size:.95rem;cursor:pointer;border:0;transition:var(--transition);text-decoration:none;font-family:inherit}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--color-text);border:1.5px solid var(--color-border)}
.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary)}
.btn-whatsapp{background:var(--color-whatsapp);color:#fff}
.btn-whatsapp:hover{background:#1eb954;color:#fff;transform:translateY(-2px)}

/* ================= Sections ================= */
section{padding:5rem 0;scroll-margin-top:80px}
.section-head{text-align:center;max-width:640px;margin:0 auto 3rem}
.section-eyebrow{color:var(--color-accent);font-size:.85rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;margin-bottom:.75rem;display:block}
.section-head p{color:var(--color-muted);font-size:1.05rem}

/* ================= About ================= */
.about{background:var(--color-surface)}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2rem}
.about-card{background:var(--color-bg);padding:2rem;border-radius:var(--radius);border:1px solid var(--color-border);transition:var(--transition)}
.about-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--color-primary)}
.about-card .icon{width:52px;height:52px;background:color-mix(in srgb,var(--color-primary) 12%,transparent);color:var(--color-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.about-card h3{margin-bottom:.5rem}
.about-card p{color:var(--color-muted);font-size:.95rem;margin:0}

/* ================= Books Filter ================= */
.books-controls{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;margin-bottom:2rem}
.book-search{position:relative;flex:1;max-width:400px;min-width:250px}
.book-search input{width:100%;padding:.85rem 1rem .85rem 2.75rem;border:1.5px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-text);font-size:.95rem;font-family:inherit;transition:var(--transition)}
.book-search input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-primary) 15%,transparent)}
.book-search svg{position:absolute;left:1rem;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--color-muted)}
.book-filters{display:flex;gap:.5rem;flex-wrap:wrap}
.filter-btn{padding:.6rem 1.1rem;background:var(--color-surface);border:1.5px solid var(--color-border);border-radius:999px;font-size:.85rem;font-weight:600;cursor:pointer;color:var(--color-text);transition:var(--transition);font-family:inherit}
.filter-btn:hover,.filter-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}

/* ================= Books Grid ================= */
.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.75rem}
.book-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;transition:var(--transition);cursor:pointer;display:flex;flex-direction:column;animation:fadeUp .5s ease both}
.book-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--color-primary)}
.book-cover{aspect-ratio:2/3;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));position:relative;overflow:hidden}
.book-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.book-card:hover .book-cover img{transform:scale(1.05)}
.book-badge{position:absolute;top:.75rem;left:.75rem;background:var(--color-accent);color:#fff;font-size:.7rem;font-weight:700;padding:.3rem .6rem;border-radius:6px;text-transform:uppercase;letter-spacing:.05em}
.book-info{padding:1.25rem;flex:1;display:flex;flex-direction:column}
.book-info h3{font-size:1.05rem;margin-bottom:.3rem;font-family:var(--font-body);font-weight:700}
.book-author{font-size:.85rem;color:var(--color-muted);margin-bottom:.75rem}
.book-specs{list-style:none;padding:.6rem .8rem;margin:0 0 .75rem;background:var(--color-bg);border:1px solid var(--color-border);border-radius:8px;font-size:.78rem;display:grid;grid-template-columns:1fr 1fr;gap:.25rem .75rem}
.book-specs li{color:var(--color-text);display:flex;justify-content:space-between;gap:.5rem}
.book-specs li span{color:var(--color-muted);font-weight:600}
.book-synopsis{font-size:.85rem;color:var(--color-muted);margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.book-meta{display:flex;justify-content:space-between;align-items:center;padding-top:.75rem;border-top:1px solid var(--color-border);font-size:.75rem}
.book-isbn{color:var(--color-muted);font-family:'SF Mono',monospace}
.book-status{font-weight:700;color:var(--color-primary)}
.book-status.pending{color:var(--color-accent)}

/* ================= Pagination ================= */
.pagination{display:flex;justify-content:center;gap:.4rem;margin-top:3rem}
.page-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;cursor:pointer;font-weight:600;color:var(--color-text);transition:var(--transition);font-family:inherit}
.page-btn:hover:not(:disabled),.page-btn.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.page-btn:disabled{opacity:.4;cursor:not-allowed}

/* ================= Modal ================= */
.book-modal{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:1000;display:none;align-items:center;justify-content:center;padding:1rem;animation:fadeIn .2s}
.book-modal.active{display:flex}
.modal-content{background:var(--color-bg);border-radius:var(--radius);max-width:800px;width:100%;max-height:90vh;overflow-y:auto;position:relative;animation:slideUp .3s}
.modal-close{position:absolute;top:1rem;right:1rem;width:40px;height:40px;border-radius:50%;background:var(--color-surface);border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text);z-index:2}
.modal-body{display:grid;grid-template-columns:1fr 1.4fr;gap:2rem;padding:2rem}
.modal-body .book-cover{border-radius:var(--radius);aspect-ratio:2/3}
.modal-info h2{margin-bottom:.5rem}
.modal-info .book-author{font-size:1rem;margin-bottom:1.5rem}
.modal-meta{background:var(--color-surface);padding:1rem;border-radius:var(--radius);margin:1.5rem 0;display:grid;grid-template-columns:1fr 1fr;gap:.75rem;font-size:.9rem}
.modal-meta strong{display:block;color:var(--color-muted);font-size:.75rem;text-transform:uppercase;margin-bottom:.2rem}

/* ================= Contact ================= */
.contact{background:var(--color-surface)}
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem}
.contact-info h3{margin-bottom:1.5rem}
.contact-item{display:flex;gap:1rem;margin-bottom:1.25rem;align-items:flex-start}
.contact-item .icon{flex-shrink:0;width:44px;height:44px;background:var(--color-primary);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center}
.contact-item strong{display:block;margin-bottom:.2rem}
.contact-item span,.contact-item a{color:var(--color-muted);font-size:.95rem}
.contact-form{background:var(--color-bg);padding:2rem;border-radius:var(--radius);border:1px solid var(--color-border)}
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;font-weight:600;margin-bottom:.4rem;font-size:.9rem}
.form-group input,.form-group textarea{width:100%;padding:.85rem 1rem;border:1.5px solid var(--color-border);border-radius:10px;background:var(--color-surface);color:var(--color-text);font-size:.95rem;font-family:inherit;transition:var(--transition)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);background:var(--color-bg)}
.form-group textarea{resize:vertical;min-height:120px}
.form-msg{padding:.75rem 1rem;border-radius:8px;margin-top:1rem;font-size:.9rem;display:none}
.form-msg.success{display:block;background:color-mix(in srgb,var(--color-whatsapp) 15%,transparent);color:var(--color-whatsapp)}

.map-wrap{margin-top:2rem;border-radius:var(--radius);overflow:hidden;height:280px;box-shadow:var(--shadow-md)}
.map-wrap iframe{width:100%;height:100%;border:0;filter:grayscale(.2)}

/* ================= Footer ================= */
.site-footer{background:var(--color-primary-dark);color:#fff;padding:3rem 0 1.5rem;margin-top:0}
.site-footer a{color:rgba(255,255,255,.85)}
.site-footer a:hover{color:var(--color-accent)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:2rem;margin-bottom:2rem}
.footer-brand p{color:rgba(255,255,255,.75);font-size:.9rem;margin-top:1rem}
.footer-col h4{color:#fff;font-family:var(--font-body);font-size:1rem;margin-bottom:1rem}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:.5rem;font-size:.9rem;color:rgba(255,255,255,.8)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:1.5rem;text-align:center;font-size:.85rem;color:rgba(255,255,255,.7)}

/* ================= WhatsApp Float ================= */
.wa-float{position:fixed;bottom:24px;right:24px;width:60px;height:60px;background:var(--color-whatsapp);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.4);z-index:999;transition:var(--transition);animation:pulse 2s infinite}
.wa-float:hover{transform:scale(1.1);color:#fff}
.wa-float svg{width:32px;height:32px}

/* ================= Animations ================= */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
@keyframes pulse{0%,100%{box-shadow:0 8px 24px rgba(37,211,102,.4)}50%{box-shadow:0 8px 24px rgba(37,211,102,.4),0 0 0 12px rgba(37,211,102,0)}}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s,transform .8s}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ================= Responsive ================= */
@media (max-width:900px){
  .hero-inner,.contact-grid,.modal-body{grid-template-columns:1fr}
  .hero-visual{max-width:400px;margin:0 auto}
  .about-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;top:70px;left:0;right:0;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:1rem;transform:translateY(-120%);transition:transform .3s;z-index:99;visibility:hidden}
  .main-nav.open{transform:translateY(0);visibility:visible}
  .main-nav ul{flex-direction:column;gap:1rem}
}
@media (max-width:640px){
  .about-grid,.footer-grid{grid-template-columns:1fr}
  .hero-stats{flex-wrap:wrap;gap:1rem}
  section{padding:3.5rem 0}
  .wa-float{width:54px;height:54px;bottom:16px;right:16px}
}

/* ---- Image support (added) ---- */
.brand-logo{width:auto;height:40px;max-width:180px;object-fit:contain}
.hero-visual img{width:100%;height:auto;max-width:520px;border-radius:24px;box-shadow:0 30px 60px -20px rgba(15,76,129,.35);display:block;margin:0 auto}
.about-figure{margin:3rem 0 0;border-radius:20px;overflow:hidden;box-shadow:0 20px 40px -20px rgba(0,0,0,.25)}
.about-figure img{width:100%;height:auto;display:block;object-fit:cover;aspect-ratio:4/3}
.book-cover{position:relative;overflow:hidden;aspect-ratio:3/4;background:#0f172a}
.book-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.book-card:hover .book-cover img{transform:scale(1.05)}
.book-cover .book-badge{position:absolute;top:12px;left:12px;z-index:2}

/* ==== Multi-page additions ==== */
.page-hero {
	padding: 8rem 0 3rem;
	background: linear-gradient(135deg, rgba(15,76,129,.08), rgba(15,76,129,0));
	text-align: center;
}
.page-hero h1 {
	font-family: 'Playfair Display', serif;
	font-size: clamp(2rem, 4vw, 3rem);
	margin: .5rem 0 1rem;
	color: var(--color-text);
}
.page-hero p {
	max-width: 640px;
	margin: 0 auto;
	color: var(--color-muted);
	font-size: 1.05rem;
}
.main-nav .current-menu-item > a,
.main-nav .current_page_item > a {
	color: var(--color-primary);
	font-weight: 600;
}
.page-content {
	max-width: 780px;
	margin: 0 auto;
	line-height: 1.8;
}

/* ==== FAQ ==== */
.faq-item {
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	margin-bottom: .75rem;
	padding: 1rem 1.25rem;
	transition: var(--transition);
}
.faq-item[open] { box-shadow: var(--shadow-md); border-color: var(--color-primary); }
.faq-item summary {
	cursor: pointer;
	font-weight: 600;
	color: var(--color-text);
	list-style: none;
	position: relative;
	padding-right: 2rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
	content: '+';
	position: absolute;
	right: 0;
	top: 50%;
	transform: translateY(-50%);
	font-size: 1.5rem;
	color: var(--color-primary);
	transition: transform .3s;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p { margin: .75rem 0 0; color: var(--color-muted); }

/* Bigger icon in about-card when used as step number */
.about-card .icon {
	font-size: 1.4rem;
	font-weight: 700;
}

/* ==== Book card (simplified list style) ==== */
.book-card .book-info h3{font-size:1rem;line-height:1.35;margin-bottom:.3rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.7em}
.book-card .book-author{font-size:.82rem;color:var(--color-muted);margin-bottom:.6rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.book-price{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;color:var(--color-primary);margin-bottom:.75rem}
.book-cta{color:var(--color-primary);font-weight:600}

/* ==== Product-detail Modal (BFS-style) ==== */
.book-modal .modal-content{max-width:1100px;background:var(--color-bg);border-radius:16px;padding:0}
.book-modal .modal-close{background:var(--color-bg);box-shadow:0 2px 8px rgba(0,0,0,.15);font-size:1.1rem;font-weight:700}
.book-modal .modal-body{display:grid;grid-template-columns:minmax(280px,1fr) 1.2fr;gap:2.5rem;padding:2rem 2.25rem 2.5rem;align-items:start}

.pd-gallery .pd-cover{aspect-ratio:1/1;background:#f2f5fa;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:1.25rem}
.pd-gallery .pd-cover img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:6px;box-shadow:0 10px 30px -10px rgba(0,0,0,.25)}
.pd-cover-fallback{color:var(--color-muted);font-weight:600;text-align:center;padding:2rem}

.pd-breadcrumb{font-size:.82rem;color:var(--color-muted);margin-bottom:1rem;display:flex;flex-wrap:wrap;gap:.35rem;align-items:center}
.pd-breadcrumb a{color:var(--color-muted)}
.pd-breadcrumb a:hover{color:var(--color-primary)}
.pd-crumb-current{color:var(--color-text);font-weight:600}

.pd-title{font-family:var(--font-heading);font-size:clamp(1.4rem,2.2vw,1.9rem);line-height:1.25;margin:0 0 .5rem;color:var(--color-text)}
.pd-author{font-size:.95rem;color:var(--color-muted);margin-bottom:1rem}
.pd-author strong{color:var(--color-text)}
.pd-price{font-family:var(--font-heading);color:var(--color-primary);font-size:1.75rem;font-weight:700;margin-bottom:1rem}
.pd-fav{color:var(--color-muted);font-size:.9rem;margin-bottom:1.25rem;cursor:pointer;user-select:none}
.pd-fav:hover{color:var(--color-accent)}

.pd-actions{display:grid;grid-template-columns:auto 1fr;gap:.75rem;margin-bottom:.75rem}
.pd-qty{display:inline-flex;align-items:center;border:1px solid var(--color-border);border-radius:10px;overflow:hidden;background:var(--color-bg)}
.pd-qty-btn{width:40px;height:48px;background:transparent;border:0;font-size:1.15rem;font-weight:700;color:var(--color-text);cursor:pointer}
.pd-qty-btn:hover{background:var(--color-surface)}
.pd-qty-input{width:48px;height:48px;text-align:center;border:0;border-left:1px solid var(--color-border);border-right:1px solid var(--color-border);font-size:1rem;font-weight:700;background:transparent;color:var(--color-text);font-family:inherit}
.pd-btn-primary{display:flex;align-items:center;justify-content:center;height:48px;padding:0 1.5rem;background:#111;color:#fff;border-radius:10px;font-weight:700;font-size:.95rem;text-decoration:none;transition:var(--transition)}
.pd-btn-primary:hover{background:#000;color:#fff;transform:translateY(-1px)}
.pd-btn-chat{display:flex;align-items:center;justify-content:center;gap:.6rem;width:100%;height:48px;border:1.5px solid #25d366;color:#25d366;background:transparent;border-radius:10px;font-weight:700;font-size:.95rem;text-decoration:none;margin-bottom:1.25rem;transition:var(--transition)}
.pd-btn-chat:hover{background:#25d366;color:#fff}

.pd-marketplace{border-top:1px solid var(--color-border);padding-top:1.25rem;margin-bottom:1.5rem}
.pd-marketplace-label{color:var(--color-muted);font-size:.9rem;margin-bottom:.75rem}
.pd-marketplace-links{display:flex;flex-wrap:wrap;gap:.6rem}
.pd-mp{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.1rem;border-radius:10px;font-weight:600;font-size:.9rem;text-decoration:none;border:1.5px solid var(--color-border);transition:var(--transition)}
.pd-mp-icon{font-size:1rem}
.pd-mp-play{color:#01875f;border-color:rgba(1,135,95,.35)}
.pd-mp-play:hover{background:rgba(1,135,95,.08);color:#01875f}
.pd-mp-inaproc{color:#c62828;border-color:rgba(198,40,40,.35)}
.pd-mp-inaproc:hover{background:rgba(198,40,40,.08);color:#c62828}

.pd-specs h3,.pd-synopsis h3{font-family:var(--font-heading);font-size:1.1rem;margin:0 0 .75rem;color:var(--color-text)}
.pd-specs{margin-bottom:1.5rem}
.pd-specs table{width:100%;border-collapse:collapse;font-size:.9rem}
.pd-specs th{text-align:left;font-weight:600;color:var(--color-muted);padding:.55rem .75rem;background:var(--color-surface);border:1px solid var(--color-border);width:38%}
.pd-specs td{padding:.55rem .75rem;border:1px solid var(--color-border);color:var(--color-text)}
.pd-synopsis p{color:var(--color-text);line-height:1.7;font-size:.95rem;margin:0}

@media (max-width:820px){
	.book-modal .modal-body{grid-template-columns:1fr;gap:1.5rem;padding:1.25rem}
	.pd-actions{grid-template-columns:1fr;gap:.6rem}
	.pd-qty{justify-self:start}
}

/* ============ Book Detail Page ============ */
.book-card{cursor:pointer;text-decoration:none;color:inherit}
.book-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--color-primary)}
.book-card:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}

.book-detail-hero{padding:3rem 0 2rem;background:linear-gradient(180deg,rgba(0,0,0,.02),transparent)}
.book-detail-grid{display:grid;grid-template-columns:minmax(0,320px) 1fr;gap:2.5rem;align-items:start;margin-top:1.5rem}
.book-detail-cover{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:2/3;background:#0f172a}
.book-detail-cover img{width:100%;height:100%;object-fit:cover;display:block}
.book-detail-cover .book-badge{position:absolute;top:14px;left:14px}
.book-detail-title{font-family:var(--font-heading);font-size:clamp(1.8rem,3.5vw,2.6rem);line-height:1.15;margin:.6rem 0 .5rem}
.book-detail-author{color:var(--color-muted);margin-bottom:1rem;font-size:1.05rem}
.book-detail-price{font-size:1.5rem;font-weight:700;color:var(--color-primary);margin-bottom:1.25rem}
.book-detail-specs{width:100%;border-collapse:collapse;margin:1rem 0 1.5rem;font-size:.95rem}
.book-detail-specs th,.book-detail-specs td{text-align:left;padding:.65rem .75rem;border-bottom:1px solid var(--color-border);vertical-align:top}
.book-detail-specs th{width:180px;font-weight:600;color:var(--color-muted);background:rgba(0,0,0,.02)}
.book-detail-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}
.book-detail-body{padding:2rem 0 4rem}
.book-detail-section{margin-bottom:2rem}
.book-detail-section h2{font-family:var(--font-heading);font-size:1.5rem;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:2px solid var(--color-primary);display:inline-block}
.book-detail-section p{line-height:1.75;color:var(--color-text)}
.pd-breadcrumb{font-size:.9rem;color:var(--color-muted);margin-bottom:.5rem}
.pd-breadcrumb a{color:var(--color-muted);text-decoration:none}
.pd-breadcrumb a:hover{color:var(--color-primary)}

@media (max-width:768px){
	.book-detail-grid{grid-template-columns:1fr;gap:1.5rem}
	.book-detail-cover{max-width:280px;margin:0 auto}
	.book-detail-specs th{width:130px}
}