:root {
    --t5-bg: #FCF9F1;
    --t5-primary: #35241E;
    --t5-accent: #F2B400;
    --t5-surface: #FFFFFF;
    --t5-text: #35241E;
    --t5-text-muted: #6B5E59;
    --t5-border: #E8E2D2;
    --t5-radius: 24px;
    --t5-shadow: 0 10px 40px rgba(53, 36, 30, 0.08);
}

body.theme5 {
    background-color: var(--t5-bg);
    color: var(--t5-text);
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}

.theme5 h1, .theme5 h2, .theme5 h3 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* Header Theme 5 */
.theme-5-header {
    background: transparent;
    border-bottom: none;
    box-shadow: none;
    padding: 20px 0;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.theme-5-header.scrolled {
    background: rgba(252, 249, 241, 0.8);
    backdrop-filter: blur(20px);
    padding: 12px 0;
}

.t5-logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--t5-primary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 10px;
}

.t5-nav {
    display: flex;
    gap: 40px;
    align-items: center;
}

.t5-nav a {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--t5-text);
    position: relative;
}

.t5-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--t5-accent);
    transition: width 0.3s ease;
}

.t5-nav a:hover::after, .t5-nav a.active::after {
    width: 100%;
}

.t5-header-actions {
    display: flex;
    gap: 24px;
    align-items: center;
}

/* Compound Button Style */
.t5-btn-compound {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.t5-btn-compound:hover {
    transform: scale(1.02);
}

.t5-btn-main {
    background: var(--t5-primary);
    color: #FFF;
    padding: 14px 28px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.t5-btn-icon {
    background: var(--t5-accent);
    color: var(--t5-primary);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

/* Hero Section */
.t5-hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

.t5-hero-content {
    max-width: 700px;
    z-index: 2;
}

.t5-hero-badge {
    background: var(--t5-accent);
    color: var(--t5-primary);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
    display: inline-block;
}

.t5-hero-title {
    font-size: 4.5rem;
    line-height: 0.95;
    margin-bottom: 32px;
    color: var(--t5-primary);
}

.t5-hero-desc {
    font-size: 1.2rem;
    color: var(--t5-text-muted);
    margin-bottom: 48px;
    line-height: 1.6;
}

/* Floating Elements (Parallax) */
.t5-floating-element {
    position: absolute;
    z-index: 1;
    pointer-events: none;
    animation: t5-float 6s ease-in-out infinite;
}

@keyframes t5-float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* Product Card Theme 5 */
.t5-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
}

.t5-product-card {
    background: var(--t5-surface);
    border-radius: var(--t5-radius);
    padding: 32px;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid var(--t5-border);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.t5-product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--t5-shadow);
    border-color: var(--t5-accent);
}

.t5-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.t5-card-badge {
    background: #FFF;
    border: 1px solid var(--t5-border);
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.t5-card-price {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--t5-text-muted);
    opacity: 0.4;
    font-size: 0.85rem;
}

/* Prominent price row below card info */
.t5-price-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.t5-price-current {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--t5-primary);
    background: var(--t5-accent);
    padding: 6px 18px;
    border-radius: 100px;
    letter-spacing: -0.02em;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 16px rgba(242, 180, 0, 0.25);
}

.t5-price-original {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    color: var(--t5-text-muted);
    text-decoration: line-through;
    opacity: 0.6;
}

.t5-discount-tag {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 0.7rem;
    color: #FFF;
    background: var(--t5-primary);
    padding: 4px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.t5-card-img-wrapper {
    aspect-ratio: 1 / 1;
    background: var(--t5-bg);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    overflow: hidden;
    position: relative;
    padding: 0;
}

.t5-card-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.t5-product-card:hover .t5-card-img {
    transform: scale(1.1) rotate(5deg);
}

.t5-card-info h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    line-height: 1.2;
}

.t5-card-info p {
    color: var(--t5-text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.t5-card-rating {
    color: var(--t5-accent);
    font-size: 0.85rem;
    margin-bottom: 24px;
}

.t5-card-btn {
    width: 100%;
    padding: 16px;
    border-radius: 100px;
    border: 2px solid var(--t5-primary);
    background: transparent;
    color: var(--t5-primary);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: auto;
}

.t5-card-btn:hover {
    background: var(--t5-primary);
    color: #FFF;
}

/* Sections */
.t5-section-title {
    text-align: center;
    margin-bottom: 60px;
}

.t5-section-title h2 {
    font-size: 3.5rem;
    line-height: 1;
    margin-bottom: 16px;
}

.t5-section-title p {
    color: var(--t5-text-muted);
    font-size: 1.1rem;
}

/* Scroll Animations */
[data-t5-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-t5-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stats Section */
.t5-stats-section {
    padding: 100px 0;
    background: var(--t5-primary);
    color: #FFF;
}

.t5-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.t5-stat-item h4 {
    font-size: 3.5rem;
    color: var(--t5-accent);
    margin-bottom: 10px;
}

.t5-stat-item p {
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.1em;
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Promo Banner Theme 5 */
.t5-promo-banner {
    background: var(--t5-accent);
    border-radius: 40px;
    padding: 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.t5-promo-content h2 {
    font-size: 4rem;
    line-height: 0.9;
    margin-bottom: 32px;
}

.t5-promo-img-wrapper {
    position: relative;
}

.t5-promo-img {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.1);
}

.t5-promo-tag {
    position: absolute;
    top: -20px;
    right: -20px;
    background: var(--t5-primary);
    color: #FFF;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    transform: rotate(15deg);
}

/* Footer Theme 5 */
.t5-footer {
    padding: 120px 0 60px;
    background: #FFF;
}

.t5-footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 80px;
}

.t5-footer-title {
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 24px;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.t5-footer-links a {
    display: block;
    padding: 8px 0;
    color: var(--t5-text-muted);
    font-weight: 500;
}

.t5-footer-links a:hover {
    color: var(--t5-primary);
    padding-left: 8px;
}

.t5-footer-bottom {
    border-top: 1px solid var(--t5-border);
    padding-top: 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--t5-text-muted);
}

@media (max-width: 1024px) {
    .t5-hero-title { font-size: 3.5rem; }
    .t5-promo-banner { grid-template-columns: 1fr; padding: 40px; }
    .t5-footer-grid { grid-template-columns: 1fr 1fr; }
    .t5-stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .t5-nav { display: none; }
    
    /* Header Actions */
    .t5-header-actions .t5-btn-compound { display: none; }
    .t5-header-actions .mobile-menu-btn { 
        display: block !important; 
        color: var(--t5-primary); 
        background: transparent; 
        border: none; 
        font-size: 1.5rem; 
        cursor: pointer; 
    }

    /* Hero Section */
    .t5-hero-section { padding: 100px 0 40px; min-height: auto; }
    .t5-hero-title { font-size: 2.8rem; margin-bottom: 24px; }
    .t5-hero-desc { font-size: 1rem; margin-bottom: 32px; }
    
    /* Product Grids */
    .t5-product-grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
    .t5-product-card { padding: 24px; }
    
    /* Sections */
    .t5-section-title { margin-bottom: 40px; }
    .t5-section-title h2 { font-size: 2.5rem; }
    
    /* Search Form */
    .t5-search-wrapper { border-radius: 100px; padding: 6px; }
    .t5-search-form { flex-direction: row; gap: 8px; padding: 0 5px; }
    .t5-search-form i { display: block; font-size: 1rem; margin-left: 5px; }
    .t5-search-form input { width: auto; padding: 10px 0; text-align: left; font-size: 0.95rem; }
    .t5-search-form button { width: auto; padding: 10px 20px; font-size: 0.8rem; }
    .t5-search-tags { flex-wrap: wrap; text-align: center; justify-content: center; gap: 10px; margin-top: 15px; }
    
    /* Promo Banner */
    .t5-promo-content h2 { font-size: 2.5rem; }
    .t5-promo-banner { padding: 30px; border-radius: 24px; gap: 30px; }
    .t5-promo-tag { width: 80px; height: 80px; font-size: 0.8rem; top: -15px; right: -15px; }

    /* Stats */
    .t5-stats-section { padding: 60px 0; }
    .t5-stat-item h4 { font-size: 2.5rem; }
}

@media (max-width: 480px) {
    /* Hero Section */
    .t5-hero-title { font-size: 2.2rem; }
    
    /* Product Grids */
    .t5-product-grid { grid-template-columns: 1fr; gap: 20px; }
    
    /* Sections */
    .t5-section-title h2 { font-size: 2rem; }
    
    /* Stats */
    .t5-stats-grid { grid-template-columns: 1fr; gap: 30px; }
    .t5-stat-item h4 { font-size: 3rem; }
    
    /* Footer */
    .t5-footer-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .t5-footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
}

/* Subpages Styling */
.theme5 .page-main {
    padding-top: 140px;
}

.theme5 .breadcrumbs {
    margin-bottom: 40px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

.theme5 .breadcrumbs a {
    color: var(--t5-text-muted);
}

.theme5 .breadcrumbs .current {
    color: var(--t5-accent);
}

/* Product Detail Page */
.theme5 .book-detail-wrapper {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
}

.theme5 .book-detail-grid {
    gap: 80px;
}

.theme5 .book-main-image {
    border-radius: 32px;
    box-shadow: 0 40px 80px rgba(0,0,0,0.1);
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.theme5 .book-main-image:hover {
    transform: scale(1.02);
}

.theme5 .book-thumbnails img {
    border-radius: 12px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.theme5 .book-thumbnails img.active {
    border-color: var(--t5-accent) !important;
}

.theme5 .book-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
    background: var(--t5-surface);
    padding: 30px;
    border-radius: 24px;
    border: 1px solid var(--t5-border);
}

.theme5 .b-feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.theme5 .b-feature-icon {
    background: var(--t5-accent);
    color: var(--t5-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.theme5 .book-detail-title {
    font-size: 3.5rem;
    line-height: 1;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.theme5 .book-detail-author {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.theme5 .book-detail-price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--t5-primary);
}

.theme5 .book-stock-badge {
    background: var(--t5-accent);
    color: var(--t5-primary);
    font-weight: 800;
    text-transform: uppercase;
}

.theme5 .book-synopsis h2 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--t5-accent);
    display: inline-block;
    padding-bottom: 8px;
}

/* Checkout Page */
.theme5 .checkout-grid {
    gap: 80px;
}
@media (max-width: 768px) {
    .theme5 .checkout-grid { gap: 40px; }
    .theme5 .order-summary-box, .theme5 .checkout-form-panel { padding: 20px !important; border-radius: 20px !important; }
    .theme5 .checkout-grid > div { max-width: 100%; overflow: hidden; box-sizing: border-box; }
}

.theme5 .checkout-form-panel {
    background: var(--t5-surface);
    border-radius: 32px;
    padding: 40px;
    border: 1px solid var(--t5-border);
    box-shadow: var(--t5-shadow);
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.theme5 .form-input {
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--t5-border);
    background: #FFF;
}

.theme5 .order-summary-box {
    background: var(--t5-surface);
    border-radius: 32px;
    padding: 40px;
    border: 1px solid var(--t5-border);
    box-shadow: var(--t5-shadow);
}

.theme5 .summary-total-row {
    color: var(--t5-primary);
    font-size: 2rem;
}

/* Search Page */
.theme5 .search-section {
    padding: 60px 0;
}

.theme5 .search-bar-wrapper {
    border-radius: 100px;
    padding: 10px 24px;
    border: 1px solid var(--t5-border);
}

.theme5 .search-input {
    font-family: 'Outfit';
    font-weight: 600;
}

/* Theme 5 Search Styling */
.t5-search-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: #FFF;
    padding: 12px;
    border-radius: 100px;
    box-shadow: 0 20px 50px rgba(53, 36, 30, 0.1);
    border: 1px solid var(--t5-border);
}

.t5-search-form {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 0 10px;
}

.t5-search-form i {
    color: var(--t5-accent);
    font-size: 1.2rem;
    margin-left: 15px;
}

.t5-search-form input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--t5-text);
}

.t5-search-form button {
    background: var(--t5-primary);
    color: #FFF;
    border: none;
    padding: 12px 30px;
    border-radius: 100px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.t5-search-form button:hover {
    background: var(--t5-accent);
    color: var(--t5-primary);
}

.t5-search-tags {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 24px;
    font-size: 0.85rem;
}

.t5-search-tags span {
    color: var(--t5-text-muted);
    font-weight: 600;
}

.t5-search-tags a {
    color: var(--t5-text);
    text-decoration: none;
    font-weight: 700;
    border-bottom: 1px solid var(--t5-border);
    transition: all 0.3s ease;
}

.t5-search-tags a:hover {
    color: var(--t5-accent);
    border-color: var(--t5-accent);
}

/* Checkout Button Accent Variant */
.t5-btn-accent .t5-btn-main {
    background: var(--t5-accent);
    color: var(--t5-primary);
}
.t5-btn-accent .t5-btn-icon {
    background: var(--t5-primary);
    color: var(--t5-accent);
}

/* Floating Checkout Button Theme 5 Override */
body.theme5 .floating-checkout-btn {
    background: var(--t5-accent);
    color: var(--t5-primary);
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(242, 180, 0, 0.3);
    font-family: 'Outfit', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 16px 32px;
}

body.theme5 .floating-checkout-btn span {
    font-weight: 800;
}

body.theme5 .floating-checkout-icon {
    background: var(--t5-primary);
    color: var(--t5-accent);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

body.theme5 .floating-badge {
    background: var(--t5-primary);
    color: var(--t5-accent);
    border: 2px solid var(--t5-accent);
}

/* Theme 5 Product Detail Page */
body.theme5 .page-main {
    padding-top: 140px;
    background: var(--t5-bg);
}

body.theme5 .breadcrumbs {
    margin-bottom: 40px;
    font-family: 'Outfit';
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--t5-text-muted);
}

body.theme5 .breadcrumbs a {
    color: var(--t5-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

body.theme5 .breadcrumbs a:hover {
    color: var(--t5-accent);
}

body.theme5 .book-detail-grid {
    gap: 80px;
    align-items: start;
}

body.theme5 .book-main-image {
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(53, 36, 30, 0.15);
    background: #FFF;
    padding: 0;
    border: 1px solid var(--t5-border);
}

body.theme5 .book-detail-title {
    font-family: 'Outfit';
    font-weight: 800;
    font-size: 3.5rem;
    color: var(--t5-primary);
    margin-bottom: 16px;
    line-height: 1.1;
}

body.theme5 .book-detail-author {
    font-family: 'Inter';
    font-size: 1.1rem;
    color: var(--t5-accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 32px;
}

body.theme5 .book-detail-price {
    font-family: 'Outfit';
    font-weight: 800;
    font-size: 3rem;
    color: var(--t5-primary);
}

body.theme5 .book-stock-badge {
    background: var(--t5-surface);
    border: 1px solid var(--t5-border);
    padding: 8px 16px;
    border-radius: 100px;
    font-family: 'Inter';
    font-weight: 700;
}

body.theme5 .book-synopsis h2 {
    font-family: 'Outfit';
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--t5-primary);
}

body.theme5 .book-synopsis p {
    font-family: 'Inter';
    line-height: 1.8;
    color: var(--t5-text);
    font-size: 1.05rem;
}

body.theme5 .book-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 48px;
}

body.theme5 .book-features {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--t5-border);
}

body.theme5 .b-feature-icon {
    background: var(--t5-primary);
    color: var(--t5-accent);
    width: 50px;
    height: 50px;
}

body.theme5 .b-feature-text h3 {
    font-family: 'Outfit';
    font-size: 1.1rem;
    margin-bottom: 4px;
    color: var(--t5-primary);
}

/* Theme 5 Mobile Product Detail */
@media (max-width: 992px) {
    body.theme5 .book-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    body.theme5 .book-detail-title {
        font-size: 2.5rem;
    }

    body.theme5 .book-detail-price {
        font-size: 2.2rem;
    }

    body.theme5 .book-gallery {
        max-width: 450px;
        margin: 0 auto;
    }
}

@media (max-width: 600px) {
    body.theme5 .page-main {
        padding-top: 100px;
    }

    body.theme5 .book-detail-title {
        font-size: 2rem;
    }

    body.theme5 .book-detail-price-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    body.theme5 .book-actions {
        gap: 12px;
    }

    body.theme5 .book-actions .buy-now {
        flex: none;
        width: 100%;
    }

    body.theme5 .book-features {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    body.theme5 .book-main-image {
        border-radius: 16px;
    }
}

/* Refinement for Book Actions in Theme 5 Detail */
body.theme5 .book-actions .add-to-cart {
    background: var(--t5-primary);
    color: #FFF;
    border: none;
    border-radius: 100px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
}

body.theme5 .book-actions .add-to-cart:hover {
    background: var(--t5-accent);
    color: var(--t5-primary);
}

body.theme5 .book-actions .t5-btn-compound {
    width: 100%;
}

body.theme5 .book-actions .t5-btn-main {
    flex: 1;
}