/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--navy:#131921;--navy2:#232f3e;--navy3:#37475a;--orange:#ff9900;--orange2:#febd69;--orange3:#f3a847;--bg:#eaeded;--white:#fff;--text:#0f1111;--text2:#565959;--link:#007185;--link2:#c7511f;--border:#ddd;--star:#de7921;--green:#007600;--r:8px}
html{scroll-behavior:smooth}
body{font-family:'Amazon Ember',Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.4;-webkit-font-smoothing:antialiased}
a{color:var(--link);text-decoration:none}a:hover{color:var(--link2);text-decoration:underline}
.wrap{max-width:1300px;margin:0 auto;padding:0 16px}

/* TOP NAV */
.top-nav{background:var(--navy);padding:8px 0;position:sticky;top:0;z-index:200}
.top-inner{display:flex;align-items:center;gap:10px}
.logo{flex-shrink:0;display:flex;align-items:center;gap:4px;color:#fff;font-size:20px;font-weight:700;padding:6px 8px;border:1px solid transparent;border-radius:4px}
.logo:hover{border-color:#fff;text-decoration:none}
.search-box{flex:1;display:flex;max-width:750px}
.search-box select{background:var(--bg);border:none;border-radius:8px 0 0 8px;padding:10px 6px;font-size:12px;color:#555;outline:none;cursor:pointer}
.search-box input{flex:1;border:none;padding:10px 12px;font-size:15px;outline:none;min-width:0}
.search-box button{background:var(--orange2);border:none;border-radius:0 8px 8px 0;padding:0 14px;cursor:pointer;font-size:20px}
.search-box button:hover{background:var(--orange3)}
.nav-link{color:#fff;font-size:13px;padding:6px 8px;border:1px solid transparent;border-radius:4px;white-space:nowrap}
.nav-link:hover{border-color:#fff;text-decoration:none}
.nav-link small{display:block;font-size:11px;color:#ccc;font-weight:700}
.nav-cart{color:#fff;font-size:13px;display:flex;align-items:center;gap:4px;padding:6px 8px;border:1px solid transparent;border-radius:4px}
.nav-cart:hover{border-color:#fff;text-decoration:none}
.nav-cart .cart-count{color:var(--orange);font-weight:700;font-size:16px}

/* SUB NAV */
.sub-nav{background:var(--navy2);padding:6px 0;display:flex;gap:2px;overflow-x:auto}
.sub-nav a{color:#fff;font-size:13px;padding:6px 10px;border-radius:3px;white-space:nowrap}
.sub-nav a:hover,.sub-nav a.active{background:rgba(255,255,255,.1);text-decoration:none}
.mob-btn{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer}

/* HERO */
.hero{position:relative;overflow:hidden}
.hero-slider{position:relative;background:linear-gradient(135deg,#0a1628 0%,#1a2744 40%,#2d3f5e 100%);display:flex;align-items:center;padding:40px 0}
.hero-content{color:#fff;max-width:500px;padding:0 40px;z-index:2}
.hero-content h1{font-size:32px;font-weight:700;line-height:1.2;margin-bottom:12px}
.hero-content p{font-size:15px;opacity:.85;margin-bottom:20px;line-height:1.5}
.btn-gold{display:inline-block;background:linear-gradient(to bottom,#f7dfa5,#f0c14b);color:#111;padding:12px 28px;border-radius:20px;font-weight:700;font-size:14px;border:1px solid #a88734;cursor:pointer;transition:background .2s}
.btn-gold:hover{background:linear-gradient(to bottom,#f5d78e,#eeb933);text-decoration:none;color:#111}
.hero-covers{display:flex;gap:16px;margin-left:auto;padding-right:40px;z-index:1}
.hero-cover{width:130px;height:195px;border-radius:6px;box-shadow:0 8px 30px rgba(0,0,0,.5);object-fit:cover;transition:transform .3s}
.hero-cover:hover{transform:scale(1.05)}
.hero-fade{position:absolute;bottom:0;left:0;right:0;height:120px;background:linear-gradient(transparent,var(--bg))}

/* SECTIONS */
.sec{padding:20px 0}
.sec-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.sec-title{font-size:21px;font-weight:700}
.sec-link{font-size:14px}

/* BOOK CARD */
.scroll-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.bcard{flex:0 0 155px;background:var(--white);border-radius:var(--r);overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,.08);transition:box-shadow .2s;scroll-snap-align:start;cursor:pointer}
.bcard:hover{box-shadow:0 4px 16px rgba(0,0,0,.15)}
.bcard img{width:100%;height:220px;object-fit:cover;display:block;background:#eee}
.bcard-body{padding:8px 10px 10px}
.bcard-title{font-size:12px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bcard-author{font-size:11px;color:var(--text2);margin:2px 0}
.bcard-stars{color:var(--star);font-size:11px;letter-spacing:-.5px}
.bcard-stars span{color:var(--text2);font-size:10px;margin-left:2px}
.bcard-price{font-size:13px;font-weight:700;color:var(--green);margin-top:3px}
.bcard-price s{color:var(--text2);font-weight:400;font-size:11px;margin-left:4px}
.bcard-badge{display:inline-block;background:#c7f3d8;color:var(--green);font-size:10px;font-weight:700;padding:2px 6px;border-radius:3px;margin-top:2px}

/* BOOKS GRID */
.bgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:16px}

/* CATEGORY STRIP */
.cat-strip{background:var(--white);border-radius:var(--r);padding:16px;margin-bottom:16px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.cat-scroll{display:flex;gap:10px;overflow-x:auto;padding:4px 0}
.cat-item{flex:0 0 100px;text-align:center;cursor:pointer;transition:transform .2s;text-decoration:none;color:var(--text)}
.cat-item:hover{transform:translateY(-2px);text-decoration:none}
.cat-icon{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 6px}
.cat-label{font-size:11px;font-weight:600;display:block}

/* PROMO */
.promo{background:var(--white);border-radius:var(--r);padding:20px 24px;display:flex;gap:20px;align-items:center;margin-bottom:16px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.promo-text h3{font-size:17px;margin-bottom:4px}.promo-text p{font-size:13px;color:var(--text2);margin-bottom:6px}
.promo-img{width:110px;height:165px;object-fit:cover;border-radius:4px;flex-shrink:0}

/* EDITORS PICK */
.pick-row{display:flex;gap:20px;overflow-x:auto;padding:8px 0}
.pick{flex:0 0 240px;display:flex;gap:12px;cursor:pointer;padding:12px;border-radius:var(--r);transition:background .15s}
.pick:hover{background:rgba(0,0,0,.03)}
.pick img{width:75px;height:112px;object-fit:cover;border-radius:4px;flex-shrink:0}

/* PAGE HEADER */
.pg-header{background:var(--navy);color:#fff;padding:24px 0}
.pg-header h1{font-size:22px}.pg-header p{font-size:13px;opacity:.7;margin-top:2px}

/* CONTENT */
.csec{padding:20px 0}
.ccard{background:var(--white);border-radius:var(--r);box-shadow:0 1px 4px rgba(0,0,0,.06);padding:20px;margin-bottom:16px}
.ccard h2{font-size:17px;margin-bottom:10px}.ccard p{color:var(--text2);font-size:13px;margin-bottom:8px}

.genre-filters{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.gbtn{padding:7px 14px;border:1px solid var(--border);border-radius:16px;background:var(--white);font-size:12px;cursor:pointer;transition:all .15s}
.gbtn:hover,.gbtn.active{background:var(--navy);color:#fff;border-color:var(--navy)}

.audio-row{background:var(--white);border-radius:var(--r);padding:14px 16px;display:flex;align-items:center;gap:14px;margin-bottom:10px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.play-btn{width:44px;height:44px;border-radius:50%;background:var(--orange);color:#fff;border:none;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.audio-info{flex:1;min-width:0}.audio-info h3{font-size:13px}.audio-info p{font-size:11px;color:var(--text2)}
.pbar{width:100%;height:4px;background:#eee;border-radius:2px;margin-top:4px}.pbar-fill{height:100%;background:var(--orange);border-radius:2px}

.news-row{display:grid;grid-template-columns:140px 1fr;gap:14px;background:var(--white);border-radius:var(--r);overflow:hidden;margin-bottom:10px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.news-img{background:linear-gradient(135deg,var(--navy),var(--navy3));display:flex;align-items:center;justify-content:center;font-size:40px;min-height:120px}
.news-body{padding:12px}.news-body h3{font-size:14px;margin-bottom:4px}.news-body p{color:var(--text2);font-size:12px;margin-bottom:4px}.news-date{font-size:10px;color:#999}

.legal h2{margin-top:18px;margin-bottom:8px;font-size:15px}.legal p,.legal ul{margin-bottom:8px;color:var(--text2);font-size:13px}

/* FOOTER */
.site-foot{background:var(--navy3);margin-top:32px}
.foot-back{background:var(--navy2);padding:14px;text-align:center;border-bottom:1px solid var(--navy3)}
.foot-back a{color:#fff;font-size:13px}
.foot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}
.foot-col h4{color:#fff;font-size:13px;margin-bottom:10px}.foot-col a{display:block;color:#ddd;font-size:12px;padding:2px 0}.foot-col a:hover{color:#fff;text-decoration:underline}.foot-col p{font-size:12px;color:#ddd;line-height:1.4}
.foot-bot{border-top:1px solid var(--navy3);padding:14px;text-align:center;font-size:11px;color:#999}

@media(max-width:900px){
.hero-slider{padding:28px 16px;flex-direction:column}.hero-content{max-width:100%;padding:0 16px}.hero-covers{margin:20px auto 0;padding:0 16px;justify-content:center;flex-wrap:wrap}.hero-cover{width:100px;height:150px}.hero-fade{display:none}
.foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
.mob-btn{display:block}
.top-inner{flex-wrap:wrap;gap:6px}
.search-box{order:3;width:100%;max-width:100%}.search-box select{display:none}
.nav-link,.nav-cart{display:none}
.sub-nav{display:none;flex-direction:column}.sub-nav.open{display:flex}
.bgrid{grid-template-columns:repeat(3,1fr);gap:10px}
.bcard{flex:0 0 130px}.bcard img{height:180px}
.news-row{grid-template-columns:1fr}
}
@media(max-width:480px){
.bgrid{grid-template-columns:repeat(2,1fr)}
.foot-grid{grid-template-columns:1fr 1fr}
}