:root{--ytc-navy:#0d2a52;--ytc-blue:#1864c9;--ytc-ink:#172033;--ytc-muted:#667085;--ytc-line:#e6eaf0;--ytc-soft:#f6f8fb;--ytc-gold:#ffb000;--ytc-green:#1a9a58}
.ytc-market,.ytc-product-page{font-family:Arial,Helvetica,sans-serif;color:var(--ytc-ink)}
.ytc-market *,.ytc-product-page *{box-sizing:border-box}
.ytc-market a,.ytc-product-page a{text-decoration:none}
.ytc-market-hero{background:linear-gradient(135deg,#0b2347,#174a8b);color:#fff;border-radius:24px;padding:42px;margin:28px 0}
.ytc-market-hero h1{font-size:clamp(2rem,5vw,3.8rem);line-height:1.05;color:#fff;margin:10px 0 12px}
.ytc-market-hero p{max-width:760px;font-size:1.05rem;color:#dce9f9;margin:0}
.ytc-kicker{display:inline-block;font-size:.75rem;font-weight:800;letter-spacing:.08em;color:#ffcf66}
.ytc-toolbar{display:flex;gap:14px;justify-content:space-between;align-items:center;margin:24px 0}
.ytc-search-wrap{flex:1;display:flex;align-items:center;gap:10px;border:1px solid var(--ytc-line);border-radius:14px;padding:0 14px;background:#fff;box-shadow:0 6px 16px #0d2a5208}
.ytc-search-wrap input{border:0!important;box-shadow:none!important;outline:0;width:100%;min-height:48px}
.ytc-toolbar select{min-height:48px;border:1px solid var(--ytc-line);border-radius:12px;padding:0 12px;background:#fff}
.ytc-book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin:24px 0 48px}
.ytc-book-card{border:1px solid var(--ytc-line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 9px 24px #0d2a520d;transition:.22s ease;display:flex;flex-direction:column}
.ytc-book-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px #0d2a5218}
.ytc-book-image{display:block;position:relative;background:linear-gradient(145deg,#f3f7ff,#fff7e8);aspect-ratio:4/3;padding:18px;text-align:center}
.ytc-book-image img{height:100%;width:100%;object-fit:contain}
.ytc-no-cover{height:100%;display:grid;place-items:center;font-size:2rem;font-weight:900;color:#9aa7bb}
.ytc-discount{position:absolute;top:12px;right:12px;background:#d92d20;color:#fff;border-radius:999px;padding:6px 9px;font-size:.72rem;font-weight:800}
.ytc-book-card-body{padding:18px;display:flex;flex-direction:column;flex:1}
.ytc-category{font-size:.72rem;font-weight:800;color:var(--ytc-blue);text-transform:uppercase;letter-spacing:.04em}
.ytc-book-card h2{font-size:1.15rem;line-height:1.25;margin:8px 0}
.ytc-book-card h2 a{color:var(--ytc-navy)}
.ytc-audience{color:var(--ytc-muted);font-size:.86rem}
.ytc-mini-meta{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}
.ytc-mini-meta span{font-size:.74rem;background:var(--ytc-soft);border-radius:7px;padding:5px 7px;color:#475467}
.ytc-card-pricing{display:flex;align-items:end;gap:8px;margin:auto 0 14px;padding-top:10px}
.ytc-card-pricing strong{font-size:1.65rem;color:var(--ytc-navy)}
.ytc-card-pricing del{font-size:.9rem;color:#98a2b3;padding-bottom:3px}
.ytc-primary-btn,.ytc-buy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:11px;background:linear-gradient(135deg,#0d2a52,#1b63b7);color:#fff!important;font-weight:800;padding:0 18px;border:0;cursor:pointer}
.ytc-primary-btn:hover,.ytc-buy-btn:hover{filter:brightness(1.05);transform:translateY(-1px)}
.ytc-empty{grid-column:1/-1;text-align:center;padding:50px;border:1px dashed var(--ytc-line);border-radius:18px;color:var(--ytc-muted)}
.ytc-book-template .ast-container{max-width:1180px}
.ytc-breadcrumb{font-size:.85rem;color:var(--ytc-muted);margin:26px 0}.ytc-breadcrumb a{color:var(--ytc-blue)}
.ytc-product-hero{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center;background:#fff;border:1px solid var(--ytc-line);border-radius:24px;padding:34px;box-shadow:0 14px 40px #0d2a520d}
.ytc-product-cover{text-align:center;background:linear-gradient(145deg,#f3f7ff,#fff7e8);border-radius:18px;padding:24px}
.ytc-product-cover img{max-height:560px;width:auto;max-width:100%;object-fit:contain;box-shadow:0 20px 35px #0002;border-radius:8px}
.ytc-product-copy h1{font-size:clamp(2.2rem,5vw,4rem);line-height:1.04;color:var(--ytc-navy);margin:10px 0 14px}
.ytc-product-lead{font-size:1.06rem;line-height:1.65;color:var(--ytc-muted)}
.ytc-meta-pills{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.ytc-meta-pills span{padding:8px 10px;background:var(--ytc-soft);border:1px solid var(--ytc-line);border-radius:9px;font-size:.82rem;font-weight:700}
.ytc-product-price{display:flex;align-items:end;gap:11px;margin:20px 0}
.ytc-product-price strong{font-size:2.8rem;line-height:1;color:var(--ytc-navy)}
.ytc-product-price del{color:#98a2b3;padding-bottom:5px}
.ytc-product-price span{background:#eaf8ef;color:#168347;border-radius:8px;padding:6px 8px;font-size:.78rem;font-weight:800;margin-bottom:3px}
.ytc-secure-note{font-size:.78rem;color:var(--ytc-muted);margin-top:8px}
.ytc-product-section{padding:48px 6px}.ytc-product-section h2,.ytc-buy-panel h2{color:var(--ytc-navy);font-size:2rem}
.ytc-highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.ytc-highlight-grid div{background:#fff;border:1px solid var(--ytc-line);border-radius:12px;padding:16px;color:#344054}
.ytc-description{border-top:1px solid var(--ytc-line)}
.ytc-description>div{font-size:1rem;line-height:1.7;color:#475467}
.ytc-buy-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;background:#f7f9fc;border:1px solid var(--ytc-line);border-radius:22px;padding:28px;margin:24px 0 50px}
.ytc-payment-form{background:#fff;border:1px solid var(--ytc-line);border-radius:16px;padding:20px}
.ytc-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ytc-form-grid label{display:block;font-size:.8rem;font-weight:700;color:#344054}
.ytc-form-grid input{width:100%;min-height:44px;border:1px solid var(--ytc-line);border-radius:9px;padding:8px 10px;margin-top:5px}
.ytc-form-grid .ytc-full{grid-column:1/-1}
.ytc-payment-form .ytc-buy-btn{width:100%;margin-top:14px}
.ytc-form-note{font-size:.75rem;color:var(--ytc-muted);margin:9px 0 0}
.ytc-status{max-width:760px;margin:28px auto;padding:28px;border:1px solid var(--ytc-line);border-radius:18px;background:#fff;box-shadow:0 12px 30px #0d2a520d;text-align:center}
.ytc-status-badge{display:inline-block;border-radius:999px;padding:8px 12px;font-weight:800;font-size:.82rem}
.ytc-status-badge.approved{background:#eaf8ef;color:#168347}.ytc-status-badge.pending{background:#fff7e5;color:#a15c00}.ytc-status-badge.rejected{background:#fff0ef;color:#b42318}
@media(max-width:1024px){.ytc-book-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:800px){.ytc-book-grid{grid-template-columns:repeat(2,1fr)}.ytc-product-hero,.ytc-buy-panel{grid-template-columns:1fr}.ytc-highlight-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.ytc-market-hero{padding:28px 20px;border-radius:16px}.ytc-toolbar{display:grid}.ytc-book-grid{grid-template-columns:1fr}.ytc-product-hero{padding:20px}.ytc-highlight-grid,.ytc-form-grid{grid-template-columns:1fr}.ytc-form-grid .ytc-full{grid-column:auto}}

.ytc-upi-box{display:grid;grid-template-columns:190px 1fr;gap:18px;align-items:center;background:#fff;border:1px solid var(--ytc-line);border-radius:16px;padding:18px;margin-top:18px}
.ytc-upi-qr{width:190px;height:190px;object-fit:contain;border-radius:12px;border:1px solid var(--ytc-line);background:#fff}
.ytc-upi-placeholder{width:190px;height:190px;display:grid;place-items:center;text-align:center;border:2px dashed var(--ytc-line);border-radius:12px;color:var(--ytc-muted);font-size:.82rem;padding:15px}
.ytc-pay-amount{font-size:2rem;font-weight:900;color:var(--ytc-navy);margin-bottom:10px}
.ytc-upi-details{color:#475467;line-height:1.55}
.ytc-upi-id-row{margin:8px 0}
.ytc-upi-id-row code{font-size:.95rem;background:#f4f6f8;padding:5px 7px;border-radius:7px}
.ytc-copy-upi{border:1px solid var(--ytc-line);background:#fff;border-radius:7px;padding:5px 9px;cursor:pointer;font-weight:700}
@media(max-width:560px){.ytc-upi-box{grid-template-columns:1fr;text-align:center}.ytc-upi-qr,.ytc-upi-placeholder{margin:auto}}

/* v2.2 premium marketplace merchandising */
.ytc-book-card{position:relative;isolation:isolate}.ytc-book-image{min-height:300px;overflow:hidden}.ytc-book-image:after{content:"";position:absolute;inset:auto 0 0;height:42%;background:linear-gradient(transparent,rgba(5,20,45,.06));pointer-events:none}.ytc-editorial-badge{position:absolute;left:12px;top:12px;z-index:3;padding:7px 10px;border-radius:999px;background:#101828;color:#fff;font-size:10px;font-weight:900;letter-spacing:.055em;box-shadow:0 5px 14px rgba(0,0,0,.18)}
.ytc-card-v1{border-top:4px solid #175cd3!important}.ytc-card-v2{border-top:4px solid #7f56d9!important}.ytc-card-v3{border-top:4px solid #039855!important}.ytc-card-v4{border-top:4px solid #d92d20!important}.ytc-card-v5{border-top:4px solid #0891b2!important}.ytc-card-v6{border-top:4px solid #dc6803!important}
.ytc-card-v1 .ytc-category{color:#175cd3}.ytc-card-v2 .ytc-category{color:#7f56d9}.ytc-card-v3 .ytc-category{color:#039855}.ytc-card-v4 .ytc-category{color:#d92d20}.ytc-card-v5 .ytc-category{color:#0891b2}.ytc-card-v6 .ytc-category{color:#dc6803}
.ytc-card-hook{font-size:13px;line-height:1.48;color:#536176;margin:10px 0 11px;min-height:58px}.ytc-keywords,.ytc-product-keywords{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px}.ytc-keywords span,.ytc-product-keywords span{font-size:10px;font-weight:800;letter-spacing:.02em;padding:5px 8px;border:1px solid #e4e9f2;background:#f8fafc;border-radius:999px;color:#344054}.ytc-book-card .ytc-primary-btn{margin-top:4px}.ytc-book-card:hover .ytc-editorial-badge{transform:translateY(-1px)}
.ytc-product-badge{display:inline-flex;padding:7px 11px;border-radius:999px;background:#fff4e5;color:#9a4c00;border:1px solid #ffd9a8;font-size:11px;font-weight:900;letter-spacing:.06em;margin-bottom:12px}.ytc-product-keywords{margin:14px 0}.ytc-product-keywords span{font-size:12px;padding:7px 10px;background:#eef4ff;border-color:#d7e5ff;color:#164c96}.ytc-appeal-statement{border-left:4px solid #ffb000;background:#fffbeb;border-radius:0 10px 10px 0;padding:12px 14px;margin:14px 0 18px;color:#5f4300;font-weight:800;line-height:1.45}.ytc-highlight-grid div{position:relative;padding:18px 18px 18px 42px;font-weight:700}.ytc-highlight-grid div:first-letter{color:#168347}.ytc-product-section h2:after{content:"";display:block;width:54px;height:4px;border-radius:9px;background:#ffb000;margin-top:9px}
@media(max-width:560px){.ytc-book-image{min-height:260px}.ytc-card-hook{min-height:auto}.ytc-editorial-badge{font-size:9px}.ytc-product-badge{margin-bottom:8px}}
/* v2.3 campaign conversion redesign */
.ytc-market-hero{display:grid!important;grid-template-columns:minmax(0,1fr) minmax(280px,.9fr)!important;align-items:center!important;overflow:hidden!important;padding:0 0 0 44px!important;min-height:310px!important;background:linear-gradient(110deg,#edf8ff 0%,#fff6f3 55%,#fff 100%)!important;border:1px solid #dce9f5!important}
.ytc-campaign-hero-copy{padding:34px 0!important;position:relative!important;z-index:2}.ytc-campaign-hero-copy h1{font-size:clamp(34px,4.3vw,62px)!important;line-height:1.02!important;max-width:720px!important}.ytc-campaign-hero-copy p{font-size:18px!important;max-width:680px!important}.ytc-campaign-hero-art{height:100%!important;align-self:stretch!important;min-height:310px!important}.ytc-campaign-hero-art img{width:100%!important;height:100%!important;object-fit:cover!important;object-position:center top!important;display:block!important}.ytc-hero-trust{display:flex!important;flex-wrap:wrap!important;gap:10px!important;margin-top:20px!important}.ytc-hero-trust span{background:#fff!important;border:1px solid #dce7f2!important;padding:9px 12px!important;border-radius:999px!important;font-size:12px!important;font-weight:800!important;color:#17345f!important}
.ytc-book-card{border-radius:24px!important}.ytc-book-card:nth-child(6n+1){background:linear-gradient(180deg,#f4ffe6 0,#fff 52%)!important}.ytc-book-card:nth-child(6n+2){background:linear-gradient(180deg,#fff0fb 0,#fff 52%)!important}.ytc-book-card:nth-child(6n+3){background:linear-gradient(180deg,#eaf8ff 0,#fff 52%)!important}.ytc-book-card:nth-child(6n+4){background:linear-gradient(180deg,#fff6df 0,#fff 52%)!important}.ytc-book-card:nth-child(6n+5){background:linear-gradient(180deg,#e9fffb 0,#fff 52%)!important}.ytc-book-card:nth-child(6n){background:linear-gradient(180deg,#fff0f4 0,#fff 52%)!important}.ytc-book-image{margin:10px 10px 0!important;border-radius:17px!important;overflow:hidden!important}.ytc-book-card-body h2{font-weight:900!important}.ytc-primary-btn{background:linear-gradient(90deg,#e80055,#ff286f)!important;border-radius:12px!important;box-shadow:0 8px 18px rgba(232,0,85,.18)!important}
.ytc-conversion-detail,.ytc-grammar-section{border:1px solid #e2eaf3!important;border-radius:22px!important;background:#fff!important;padding:28px!important}.ytc-brief-lines{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:10px 18px!important}.ytc-brief-lines>div,.ytc-grammar-grid>div{display:flex!important;gap:10px!important;align-items:flex-start!important;padding:10px!important;border-radius:12px!important;background:#f8fbff!important}.ytc-brief-lines b,.ytc-grammar-grid b{display:inline-flex!important;align-items:center!important;justify-content:center!important;width:25px!important;height:25px!important;min-width:25px!important;border-radius:50%!important;background:#e5f1ff!important;color:#075ecb!important;font-size:12px!important}.ytc-brief-lines span,.ytc-grammar-grid span{font-size:14px!important;line-height:1.45!important;color:#30445f!important}.ytc-section-heading{display:flex!important;align-items:end!important;justify-content:space-between!important;gap:24px!important;margin-bottom:18px!important}.ytc-section-heading p{max-width:440px!important;margin:0!important;color:#64748b!important}.ytc-grammar-grid{display:grid!important;grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:8px 14px!important}.ytc-grammar-grid>div:nth-child(4n+1),.ytc-grammar-grid>div:nth-child(4n+2){background:#f7fbff!important}.ytc-grammar-grid>div:nth-child(4n+3),.ytc-grammar-grid>div:nth-child(4n+4){background:#fff9f2!important}
@media(max-width:760px){.ytc-market-hero{grid-template-columns:1fr!important;padding:0!important}.ytc-campaign-hero-copy{padding:28px 22px 12px!important}.ytc-campaign-hero-copy h1{font-size:38px!important}.ytc-campaign-hero-art{min-height:210px!important;height:210px!important}.ytc-campaign-hero-art img{object-position:center 24%!important}.ytc-brief-lines,.ytc-grammar-grid{grid-template-columns:1fr!important}.ytc-conversion-detail,.ytc-grammar-section{padding:20px 16px!important}.ytc-section-heading{display:block!important}.ytc-section-heading p{margin-top:8px!important}.ytc-hero-trust{gap:7px!important}.ytc-hero-trust span{font-size:11px!important}}


/* v2.4 campaign hotfix — compact premium product cards */
.ytc-market{max-width:1240px!important;margin:0 auto!important;padding:0 18px!important}
.ytc-market-hero{grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr)!important;min-height:270px!important;border-radius:24px!important;padding-left:36px!important;margin:22px 0 20px!important;box-shadow:0 16px 40px rgba(20,44,82,.08)!important}
.ytc-campaign-hero-copy{padding:30px 0!important}.ytc-campaign-hero-copy h1{font-size:clamp(34px,4vw,56px)!important;color:#0d2a52!important;margin:8px 0 10px!important}.ytc-campaign-hero-copy p{color:#52647a!important;font-size:16px!important}.ytc-campaign-hero-art{min-height:270px!important}.ytc-hero-trust{margin-top:16px!important}
.ytc-toolbar{margin:18px 0!important}
.ytc-book-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:20px!important;margin:18px 0 42px!important}
.ytc-book-card{border-radius:20px!important;overflow:hidden!important;min-width:0!important;box-shadow:0 10px 26px rgba(11,42,82,.08)!important;border:1px solid #e4eaf1!important;background:#fff!important}
.ytc-book-card:hover{transform:translateY(-4px)!important;box-shadow:0 18px 38px rgba(11,42,82,.13)!important}
.ytc-book-image{aspect-ratio:3/4!important;min-height:0!important;height:auto!important;margin:0!important;padding:16px!important;border-radius:0!important;background:linear-gradient(180deg,#f8fbff,#f4f7fb)!important;display:flex!important;align-items:center!important;justify-content:center!important}
.ytc-book-image img{width:100%!important;height:100%!important;max-height:390px!important;object-fit:contain!important;object-position:center!important;display:block!important;filter:drop-shadow(0 12px 14px rgba(0,0,0,.12))!important}
.ytc-generated-cover{min-height:0!important;height:100%!important;width:100%!important;border-radius:14px!important}
.ytc-book-card-body{padding:16px 16px 18px!important;display:flex!important;flex-direction:column!important}
.ytc-category{font-size:10px!important;line-height:1!important;margin-bottom:5px!important}.ytc-book-card h2{font-size:18px!important;line-height:1.22!important;margin:5px 0 5px!important;min-height:44px!important}.ytc-book-card h2 a{color:#102a4c!important}
.ytc-audience{font-size:12px!important}.ytc-card-hook{font-size:12.5px!important;line-height:1.42!important;min-height:36px!important;margin:7px 0 8px!important;display:-webkit-box!important;-webkit-line-clamp:2!important;-webkit-box-orient:vertical!important;overflow:hidden!important}
.ytc-keywords{gap:5px!important;margin:0 0 9px!important}.ytc-keywords span{font-size:9px!important;padding:4px 6px!important}
.ytc-mini-meta{margin:5px 0 8px!important}.ytc-card-highlights{min-height:0!important;margin:6px 0 10px!important;gap:5px!important}.ytc-card-highlights>div{font-size:11px!important;line-height:1.3!important}.ytc-card-highlights>div:nth-child(n+4){display:none!important}
.ytc-card-pricing{margin:2px 0 10px!important;padding-top:2px!important}.ytc-card-pricing strong{font-size:24px!important}.ytc-card-pricing del{font-size:12px!important}
.ytc-card-actions{display:grid!important;grid-template-columns:1fr 1fr!important;gap:8px!important;margin-top:auto!important}.ytc-buy-now-btn,.ytc-view-btn{min-height:42px!important;border-radius:10px!important;display:flex!important;align-items:center!important;justify-content:center!important;font-size:12px!important;font-weight:900!important;text-decoration:none!important}.ytc-buy-now-btn{background:linear-gradient(90deg,#e90055,#ff2a70)!important;color:#fff!important;box-shadow:0 7px 16px rgba(233,0,85,.18)!important}.ytc-view-btn{background:#fff!important;color:#0d2a52!important;border:1px solid #b9c8da!important}.ytc-buy-now-btn:hover,.ytc-view-btn:hover{transform:translateY(-1px)!important}
.ytc-editorial-badge{top:10px!important;left:10px!important;font-size:9px!important;padding:6px 8px!important}.ytc-discount{top:10px!important;right:10px!important;font-size:10px!important;padding:5px 7px!important}
@media(max-width:1000px){.ytc-book-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.ytc-market-hero{grid-template-columns:1fr .8fr!important}.ytc-book-image{aspect-ratio:4/5!important}}
@media(max-width:700px){.ytc-market{padding:0 12px!important}.ytc-market-hero{grid-template-columns:1fr!important;padding:0!important;border-radius:18px!important}.ytc-campaign-hero-copy{padding:24px 18px 10px!important}.ytc-campaign-hero-copy h1{font-size:36px!important}.ytc-campaign-hero-art{height:190px!important;min-height:190px!important}.ytc-book-grid{grid-template-columns:1fr!important;gap:14px!important}.ytc-book-card{display:grid!important;grid-template-columns:42% 58%!important}.ytc-book-image{height:100%!important;aspect-ratio:auto!important;padding:10px!important}.ytc-book-image img{max-height:320px!important}.ytc-book-card-body{padding:13px!important}.ytc-book-card h2{font-size:16px!important;min-height:0!important}.ytc-card-hook{font-size:11.5px!important;min-height:0!important}.ytc-keywords{display:none!important}.ytc-card-highlights>div{font-size:10px!important}.ytc-card-highlights>div:nth-child(n+3){display:none!important}.ytc-card-actions{grid-template-columns:1fr!important}.ytc-view-btn{display:none!important}.ytc-card-pricing strong{font-size:21px!important}}

/* v2.5 independent merchandising system — each book has its own visual identity */
.ytc-book-card{--accent:#0b63ce;--soft:#edf5ff;--deep:#0d2a52;--glow:rgba(11,99,206,.18);position:relative!important;background:linear-gradient(180deg,var(--soft) 0 38%,#fff 62%)!important;border-color:color-mix(in srgb,var(--accent) 16%,#e6eaf0)!important}
.ytc-book-card:before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:linear-gradient(90deg,var(--accent),var(--deep));z-index:3}.ytc-book-card:hover{box-shadow:0 20px 44px var(--glow)!important}
.ytc-card-topline{display:flex!important;align-items:center!important;gap:8px!important;margin:-2px 0 7px!important;font-size:10px!important;letter-spacing:.08em!important;font-weight:950!important;color:var(--deep)!important}.ytc-card-icon{width:28px!important;height:28px!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;border-radius:9px!important;background:var(--accent)!important;color:#fff!important;font-size:10px!important;box-shadow:0 6px 14px var(--glow)!important}.ytc-card-micro{font-size:11px!important;font-weight:850!important;color:var(--accent)!important;margin:4px 0 3px!important}.ytc-book-card h2 a{color:var(--deep)!important}.ytc-book-image{background:radial-gradient(circle at 50% 20%,#fff 0 20%,var(--soft) 68%,#fff 100%)!important}.ytc-editorial-badge{background:var(--deep)!important;color:#fff!important;border:1px solid rgba(255,255,255,.32)!important;box-shadow:0 6px 15px rgba(0,0,0,.13)!important}.ytc-keywords span{background:var(--soft)!important;color:var(--deep)!important;border:1px solid color-mix(in srgb,var(--accent) 18%,transparent)!important}.ytc-check{background:color-mix(in srgb,var(--accent) 10%,#fff)!important;color:var(--accent)!important}.ytc-buy-now-btn{background:linear-gradient(90deg,var(--accent),var(--deep))!important;box-shadow:0 8px 18px var(--glow)!important}.ytc-view-btn{color:var(--deep)!important;border-color:color-mix(in srgb,var(--accent) 35%,#bcc9d6)!important}
.ytc-theme-foundation{--accent:#5e9f20;--soft:#f0f8e6;--deep:#315b12;--glow:rgba(94,159,32,.18)}
.ytc-theme-intermediate{--accent:#9c3bd0;--soft:#fbecff;--deep:#5a1f76;--glow:rgba(156,59,208,.18)}
.ytc-theme-grammar{--accent:#126fb7;--soft:#e9f6ff;--deep:#074477;--glow:rgba(18,111,183,.18)}
.ytc-theme-daily{--accent:#d59a1d;--soft:#fff5d9;--deep:#7b4c05;--glow:rgba(213,154,29,.18)}
.ytc-theme-professional{--accent:#0c877d;--soft:#e6fbf8;--deep:#07534e;--glow:rgba(12,135,125,.18)}
.ytc-theme-challenge{--accent:#e15b6c;--soft:#fff0f3;--deep:#8e2636;--glow:rgba(225,91,108,.18)}
.ytc-theme-smart{--accent:#65a31a;--soft:#f0f9df;--deep:#365e08;--glow:rgba(101,163,26,.18)}
.ytc-theme-kind{--accent:#d64798;--soft:#fff0f9;--deep:#85245d;--glow:rgba(214,71,152,.18)}
.ytc-theme-speaking{--accent:#ff7b27;--soft:#fff2e8;--deep:#9e3f05;--glow:rgba(255,123,39,.2)}
.ytc-theme-practice{--accent:#346ad5;--soft:#edf3ff;--deep:#183d87;--glow:rgba(52,106,213,.18)}
.ytc-theme-bright{--accent:#f4a000;--soft:#fff6d8;--deep:#8e5b00;--glow:rgba(244,160,0,.18)}
.ytc-theme-wise{--accent:#6f58c9;--soft:#f1edff;--deep:#3f2d8a;--glow:rgba(111,88,201,.18)}
.ytc-theme-story{--accent:#1e9b73;--soft:#eafaf4;--deep:#0d5d45;--glow:rgba(30,155,115,.18)}
/* make cards intentionally non-identical without breaking the grid */
.ytc-theme-foundation .ytc-book-image,.ytc-theme-smart .ytc-book-image{border-bottom-right-radius:36px!important}.ytc-theme-intermediate .ytc-book-image,.ytc-theme-kind .ytc-book-image{clip-path:polygon(0 0,100% 0,100% 94%,88% 100%,0 100%)}.ytc-theme-grammar .ytc-book-image,.ytc-theme-practice .ytc-book-image{background-image:linear-gradient(rgba(255,255,255,.34) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.34) 1px,transparent 1px),radial-gradient(circle at 50% 20%,#fff 0 20%,var(--soft) 68%,#fff 100%)!important;background-size:22px 22px,22px 22px,auto!important}.ytc-theme-daily .ytc-book-image,.ytc-theme-challenge .ytc-book-image{border-bottom-left-radius:44px!important}.ytc-theme-professional .ytc-book-card-body{background:linear-gradient(180deg,#fff 0,#f8fffe 100%)!important}.ytc-theme-speaking .ytc-card-topline,.ytc-theme-challenge .ytc-card-topline{transform:translateY(-1px)}
@media(max-width:700px){.ytc-card-topline{font-size:9px!important}.ytc-card-icon{width:24px!important;height:24px!important;border-radius:7px!important}.ytc-card-micro{font-size:10px!important}.ytc-book-card:before{height:4px}.ytc-theme-intermediate .ytc-book-image,.ytc-theme-kind .ytc-book-image{clip-path:none}}


/* v2.7 square conversion cards — all marketplace cards use a true 1:1 footprint */
.ytc-book-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:18px!important}
.ytc-book-card{aspect-ratio:1/1!important;display:grid!important;grid-template-columns:42% 58%!important;grid-template-rows:1fr!important;min-height:0!important;max-height:none!important;overflow:hidden!important;border-radius:18px!important}
.ytc-book-image{height:100%!important;min-height:0!important;aspect-ratio:auto!important;margin:0!important;padding:12px!important;border-radius:0!important;display:flex!important;align-items:center!important;justify-content:center!important}
.ytc-book-image img{width:100%!important;height:100%!important;max-height:none!important;object-fit:contain!important;object-position:center!important}
.ytc-generated-cover{height:100%!important;min-height:0!important;width:100%!important;padding:18px 12px!important;border-radius:12px!important}
.ytc-generated-cover strong{font-size:clamp(18px,1.6vw,25px)!important;margin:12px 0 8px!important}
.ytc-book-card-body{height:100%!important;min-height:0!important;padding:14px!important;overflow:hidden!important;display:flex!important;flex-direction:column!important}
.ytc-card-topline{margin:0 0 5px!important}
.ytc-category{font-size:9px!important;margin-bottom:3px!important}
.ytc-book-card h2{font-size:clamp(15px,1.35vw,18px)!important;line-height:1.15!important;min-height:0!important;margin:3px 0 4px!important;display:-webkit-box!important;-webkit-line-clamp:2!important;-webkit-box-orient:vertical!important;overflow:hidden!important}
.ytc-card-micro{font-size:10px!important;margin:2px 0!important}
.ytc-audience{font-size:10px!important;line-height:1.25!important;white-space:nowrap!important;overflow:hidden!important;text-overflow:ellipsis!important}
.ytc-card-hook{font-size:10.5px!important;line-height:1.3!important;min-height:0!important;margin:4px 0 5px!important;-webkit-line-clamp:2!important}
.ytc-keywords{display:flex!important;gap:4px!important;margin:0 0 5px!important;max-height:24px!important;overflow:hidden!important}
.ytc-keywords span{font-size:8px!important;padding:3px 5px!important}
.ytc-mini-meta{font-size:9px!important;margin:3px 0 5px!important;max-height:18px!important;overflow:hidden!important}
.ytc-card-highlights{margin:3px 0 6px!important;gap:3px!important;min-height:0!important;max-height:58px!important;overflow:hidden!important}
.ytc-card-highlights>div{font-size:9.5px!important;line-height:1.2!important}
.ytc-card-highlights>div:nth-child(n+4){display:none!important}
.ytc-card-highlights .ytc-check{width:15px!important;height:15px!important;min-width:15px!important;font-size:9px!important}
.ytc-card-pricing{margin:auto 0 6px!important;padding-top:0!important;gap:6px!important}
.ytc-card-pricing strong{font-size:21px!important}
.ytc-card-pricing del{font-size:10px!important}
.ytc-card-actions{grid-template-columns:1fr 1fr!important;gap:6px!important;margin-top:0!important}
.ytc-buy-now-btn,.ytc-view-btn{min-height:34px!important;border-radius:9px!important;font-size:10px!important;padding:6px 7px!important}
.ytc-editorial-badge,.ytc-discount{font-size:8px!important;padding:4px 6px!important}
@media(max-width:1000px){.ytc-book-grid{grid-template-columns:repeat(2,minmax(0,1fr))!important}.ytc-book-card{aspect-ratio:1/1!important;grid-template-columns:40% 60%!important}}
@media(max-width:700px){.ytc-book-grid{grid-template-columns:1fr!important}.ytc-book-card{aspect-ratio:1/1!important;display:grid!important;grid-template-columns:40% 60%!important}.ytc-book-image{height:100%!important;padding:8px!important}.ytc-book-card-body{padding:10px!important}.ytc-card-topline{font-size:8px!important}.ytc-card-icon{width:22px!important;height:22px!important}.ytc-book-card h2{font-size:14px!important}.ytc-card-hook{font-size:9.5px!important}.ytc-keywords{display:none!important}.ytc-card-highlights>div{font-size:8.8px!important}.ytc-card-highlights>div:nth-child(n+3){display:none!important}.ytc-card-pricing strong{font-size:19px!important}.ytc-card-actions{grid-template-columns:1fr 1fr!important}.ytc-view-btn{display:flex!important}.ytc-buy-now-btn,.ytc-view-btn{font-size:9px!important;min-height:32px!important}}
/* v2.8 premium cover fallback: keep full artwork visible inside square cards */
.ytc-book-card .ytc-premium-book-cover,
.ytc-book-image .ytc-premium-book-cover {
  width: 100% !important;
  height: 100% !important;
  object-fit: contain !important;
  object-position: center !important;
  display: block !important;
  background: #fff;
}

/* v2.9: remove oversized mockup image from marketplace hero */
.ytc-market-hero{grid-template-columns:1fr!important;padding:0!important;min-height:auto!important;background:linear-gradient(110deg,#edf8ff 0%,#fff7f4 58%,#fff 100%)!important}
.ytc-campaign-hero-copy{padding:38px 44px!important;max-width:980px!important}
.ytc-campaign-hero-art{display:none!important}
@media(max-width:700px){.ytc-campaign-hero-copy{padding:26px 20px!important}}
\n\n/* v3.2 — Female Professional Edition: dedicated premium square card */\n.ytc-theme-femalepro{--accent:#d9487d!important;--deep:#17345c!important;--soft:#fff1f6!important;--glow:rgba(217,72,125,.20)!important;border:1px solid #f0c9d7!important;background:linear-gradient(155deg,#fffdfd 0%,#fff5f8 54%,#f4f8ff 100%)!important;box-shadow:0 16px 36px rgba(42,56,91,.12)!important;overflow:hidden!important}\n.ytc-theme-femalepro:before{background:linear-gradient(90deg,#d9487d,#f1b84b,#17345c)!important;height:6px!important}\n.ytc-theme-femalepro .ytc-book-image{position:relative!important;background:radial-gradient(circle at 18% 10%,rgba(255,215,230,.82),transparent 34%),radial-gradient(circle at 85% 22%,rgba(234,214,161,.48),transparent 31%),linear-gradient(145deg,#fff8fb,#f4f7ff)!important;padding:14px!important}\n.ytc-theme-femalepro .ytc-book-image:after{content:"PROFESSIONAL • WOMEN'S EDITION";position:absolute;left:14px;right:14px;bottom:12px;background:rgba(23,52,92,.94);color:#fff;border:1px solid rgba(255,255,255,.45);border-radius:999px;padding:6px 8px;text-align:center;font-size:9px;font-weight:900;letter-spacing:.08em;z-index:4;box-shadow:0 7px 20px rgba(23,52,92,.18)}\n.ytc-theme-femalepro .ytc-premium-book-cover{filter:drop-shadow(0 14px 16px rgba(34,48,73,.18))!important;transform:scale(.96)!important;transition:transform .2s ease!important}\n.ytc-theme-femalepro:hover .ytc-premium-book-cover{transform:scale(.985) translateY(-2px)!important}\n.ytc-theme-femalepro .ytc-editorial-badge{background:linear-gradient(90deg,#d9487d,#b72c63)!important;color:#fff!important;border:1px solid rgba(255,255,255,.65)!important}\n.ytc-theme-femalepro .ytc-discount{background:#f0b533!important;color:#17345c!important;font-weight:950!important}\n.ytc-theme-femalepro .ytc-book-card-body{background:linear-gradient(180deg,rgba(255,255,255,.93),rgba(255,248,251,.96))!important}\n.ytc-theme-femalepro .ytc-card-topline{color:#17345c!important}.ytc-theme-femalepro .ytc-card-icon{background:linear-gradient(135deg,#d9487d,#17345c)!important;box-shadow:0 7px 16px rgba(217,72,125,.24)!important}\n.ytc-theme-femalepro .ytc-card-micro{color:#b82d63!important;font-weight:900!important}\n.ytc-theme-femalepro .ytc-keywords span{background:#fff0f5!important;border-color:#f2c6d5!important;color:#6f2042!important}\n.ytc-theme-femalepro .ytc-card-highlights .ytc-check{background:#fff0f5!important;color:#c7356b!important}\n.ytc-theme-femalepro .ytc-card-pricing strong{color:#b5225a!important}\n.ytc-theme-femalepro .ytc-buy-now-btn{background:linear-gradient(90deg,#d82e6b,#f05c8e)!important;box-shadow:0 9px 20px rgba(216,46,107,.22)!important}\n.ytc-theme-femalepro .ytc-view-btn{color:#17345c!important;border-color:#cfb4c0!important;background:#fff!important}\n
/* v3.3 — English Grammar for Speaking Premium */
.ytc-theme-grammarpro{--accent:#ec1760!important;--deep:#092d62!important;--soft:#fff4f8!important;--glow:rgba(236,23,96,.18)!important;background:linear-gradient(145deg,#fff 0%,#fff4f8 55%,#f2f7ff 100%)!important;border:1px solid #f3c4d5!important;box-shadow:0 16px 38px rgba(16,42,83,.12)!important;overflow:hidden!important}
.ytc-theme-grammarpro:before{height:6px!important;background:linear-gradient(90deg,#ec1760,#ffd24b,#2e73d2,#6b4ed8)!important}
.ytc-theme-grammarpro .ytc-book-image{background:radial-gradient(circle at 15% 10%,#ffe5ef,transparent 35%),radial-gradient(circle at 90% 25%,#e9f2ff,transparent 35%),#fff!important;padding:14px!important;position:relative!important}
.ytc-theme-grammarpro .ytc-book-image:after{content:"90 LESSONS • SPEAKING-FIRST";position:absolute;left:14px;right:14px;bottom:12px;padding:6px 9px;border-radius:999px;background:#092d62;color:#fff;text-align:center;font-size:9px;font-weight:900;letter-spacing:.08em;z-index:4}
.ytc-theme-grammarpro .ytc-premium-book-cover{transform:scale(.96)!important;filter:drop-shadow(0 14px 16px rgba(16,42,83,.18))!important}
.ytc-theme-grammarpro .ytc-card-icon{background:linear-gradient(135deg,#ec1760,#6b4ed8)!important;color:#fff!important}
.ytc-theme-grammarpro .ytc-card-micro{color:#d41457!important;font-weight:900!important}
.ytc-theme-grammarpro .ytc-editorial-badge{background:#ec1760!important;color:#fff!important}
.ytc-theme-grammarpro .ytc-keywords span{background:#fff0f5!important;border-color:#f2bfd1!important;color:#7c2445!important}
.ytc-theme-grammarpro .ytc-buy-now-btn{background:linear-gradient(90deg,#e91459,#f04e85)!important;box-shadow:0 9px 20px rgba(233,20,89,.22)!important}
.ytc-theme-grammarpro .ytc-view-btn{background:#fff!important;color:#092d62!important;border-color:#bfcce0!important}


/* v3.5 premium catalog polish — keeps square cards, improves hierarchy */
.ytc-book-card{transition:transform .18s ease,box-shadow .18s ease!important}
.ytc-book-card:hover{transform:translateY(-4px)!important;box-shadow:0 20px 44px rgba(20,36,64,.16)!important}
.ytc-book-card-body h2,.ytc-book-card-body h3{line-height:1.12!important;letter-spacing:-.02em!important}
.ytc-card-highlights{font-size:12px!important;line-height:1.35!important}
.ytc-buy-now-btn{font-weight:900!important;letter-spacing:.01em!important}
.ytc-view-btn{font-weight:850!important}


/* v3.6 premium Media Library cards */
.ytc-book-card[data-title*="premium edition"],
.ytc-book-card[data-title*="female edition"]{
  border:1px solid rgba(25,47,79,.12)!important;
  background:linear-gradient(145deg,#ffffff 0%,#fbfcff 58%,#fff9f3 100%)!important;
}
.ytc-book-card[data-title*="premium edition"] .ytc-book-image,
.ytc-book-card[data-title*="female edition"] .ytc-book-image{
  background:
    radial-gradient(circle at 18% 12%,rgba(255,216,89,.22),transparent 28%),
    radial-gradient(circle at 84% 18%,rgba(54,180,190,.14),transparent 30%),
    linear-gradient(145deg,#f7fbff,#fffaf6)!important;
  padding:14px!important;
}
.ytc-book-card[data-title*="premium edition"] .ytc-book-image img,
.ytc-book-card[data-title*="female edition"] .ytc-book-image img{
  object-fit:contain!important;
  filter:drop-shadow(0 13px 18px rgba(25,47,79,.18))!important;
}
.ytc-book-card[data-title*="premium edition"] .ytc-card-topline,
.ytc-book-card[data-title*="female edition"] .ytc-card-topline{
  letter-spacing:.075em!important;
  text-transform:uppercase!important;
  font-size:10px!important;
  font-weight:950!important;
}
.ytc-book-card[data-title*="premium edition"] .ytc-buy-now-btn,
.ytc-book-card[data-title*="female edition"] .ytc-buy-now-btn{
  min-height:42px!important;
  border-radius:12px!important;
}