/* Book grid */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.book-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-medium);
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.05);
    cursor: pointer;
}

.book-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    background-color: #fafafa;
}

.book-card:hover .book-cover img {
    transform: scale(1.05);
}

.book-cover-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #635147;
    color: #fff;
    font-size: 3rem;
    font-weight: bold;
}

.book-featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: #635147;
    color: #fff;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    z-index: 10;
}

.book-meta {
    padding: var(--space-lg);
    position: relative;
}

.book-meta h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
    font-weight: 700;
}

.book-meta .author {
    font-family: var(--font-serif);
    font-style: italic;
    color: #635147;
    margin-bottom: var(--space-sm);
    font-size: 1rem;
}

.book-meta .category {
    font-size: 0.875rem;
    color: var(--color-dark-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.book-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: var(--space-sm);
}

.book-tag {
    font-size: 0.75rem;
    background-color: #f5f2eb;
    color: #635147;
    padding: 4px 10px;
    border-radius: 16px;
    display: inline-block;
}

.book-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-light-gray);
}

.book-download {
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 5px;
    color: #635147;
    font-weight: 600;
}

.book-download i {
    font-size: 1.125rem;
}

.book-language {
    font-size: 0.75rem;
    color: var(--color-dark-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Flash messages */
.flash-messages {
    width: 100%;
    margin: var(--space-md) 0;
    z-index: 1000;
}

.flash-message {
    padding: var(--space-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--space-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.flash-message.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid #4caf50;
}

.flash-message.error {
    background-color: #ffebee;
    color: #c62828;
    border-left: 4px solid #f44336;
}

.flash-message.info {
    background-color: #e3f2fd;
    color: #1565c0;
    border-left: 4px solid #2196f3;
}

.flash-message.warning {
    background-color: #fff8e1;
    color: #f57f17;
    border-left: 4px solid #ffc107;
}

.flash-message .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.close-message {
    color: inherit;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}

.close-message:hover {
    opacity: 1;
}

/* Modern Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 10px;
    background-color: var(--color-white);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transform: translateY(-20px);
    opacity: 0;
    transition: all 0.3s ease;
    max-width: 320px;
    border-left: 4px solid var(--color-info);
}

.notification.show {
    transform: translateY(0);
    opacity: 1;
}

.notification.success {
    border-left-color: var(--color-success);
}

.notification.error {
    border-left-color: var(--color-danger);
}

.notification.warning {
    border-left-color: var(--color-warning);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification i {
    font-size: 1.25rem;
    color: var(--color-info);
}

.notification.success i {
    color: var(--color-success);
}

.notification.error i {
    color: var(--color-danger);
}

.notification.warning i {
    color: var(--color-warning);
}

.notification span {
    font-size: 0.95rem;
    color: var(--color-text);
}

/* Forum Link Animation */
@keyframes pulse {
    0% {
        transform: scale(1) translateY(0);
    }
    50% {
        transform: scale(1.05) translateY(-3px);
    }
    100% {
        transform: scale(1) translateY(0);
    }
}

.pulse-animation {
    animation: pulse 1s ease;
}

/* Mobile styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.35rem;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu.active {
        display: block;
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background-color: var(--color-white);
        padding: var(--space-xl);
        z-index: 90;
        overflow-y: auto;
    }
    
    .mobile-menu ul {
        list-style: none;
        margin: 0 0 var(--space-xl) 0;
    }
    
    .mobile-menu li {
        margin-bottom: var(--space-md);
    }
    
    .mobile-menu a {
        font-size: 1.25rem;
    }
    
    .mobile-menu-toggle.active span:first-child {
        transform: translateY(9px) rotate(45deg);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:last-child {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .search-form-nav {
        display: none;
    }
    
    .book-detail-grid {
        grid-template-columns: 1fr;
    }
    
    .book-sidebar {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

@media (max-width: 576px) {
    section {
        padding: var(--space-lg) 0;
    }
    
    .hero-word {
        font-size: 10vw; /* Larger for small screens */
    }
    
    .hero-punjabi .hero-word {
        font-size: calc(10vw + 0.5rem);
    }
    
    .book-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--space-md);
    }
    
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-sm);
    }
    
    .pagination-pages {
        order: 3;
        margin-top: var(--space-sm);
    }
    
    .book-meta-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .book-meta {
        padding: var(--space-md);
    }
    
    .book-meta h3 {
        font-size: 1rem;
    }
    
    .book-meta .author {
        font-size: 0.875rem;
    }
}

/* ========== Punjabi Language Styles ========== */
body.punjabi {
    font-family: var(--font-punjabi);
}

body.punjabi h1, 
body.punjabi h2, 
body.punjabi h3, 
body.punjabi h4, 
body.punjabi h5, 
body.punjabi h6 {
    font-family: var(--font-punjabi);
    font-weight: 600;
}

body.punjabi .main-nav,
body.punjabi .mobile-menu {
    font-family: var(--font-punjabi);
}

body.punjabi .btn,
body.punjabi .form-control {
    font-family: var(--font-punjabi);
}

body.punjabi .footer-section h3,
body.punjabi .section-header h2 {
    font-family: var(--font-punjabi);
}

/* Individual translated text elements */
.punjabi-text {
    font-family: var(--font-punjabi);
    font-size: 105%; /* Slightly larger text for Punjabi */
}

/* Book tags display */
.book-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-top: 0.75rem;
}

.book-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--color-text);
    transition: all 0.2s ease;
}

.book-tag:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

/* Book cover aspect-ratio box (2 : 3) */
.book-cover {
    position: relative;
    width: 100%;
    padding-top: 150%;      /*  150% = 2:3 ratio  */
    overflow: hidden;
    background: var(--color-light-gray);
}

.book-cover img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}