/* 
 * Clarke Machinery Modern Theme - Catalogue Flipbook Styles
 * Styles for the interactive PDF catalogue viewer using Turn.js
 */

/* Catalogue Page Layout */
.catalogue-main {
    margin-bottom: var(--spacing-xl);
}

.catalogue-page {
    background: var(--light-color);
}

.catalogue-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray-color);
}

.catalogue-header .entry-title {
    color: var(--secondary-color);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.catalogue-description {
    font-size: 1.1rem;
    color: var(--tertiary-color);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Flipbook Container */
.flipbook-container {
    /* position: relative;
    background: var(--gray-color);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-xl); */
    min-height: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1300px; /* Allow larger container */
    margin: 0 auto;
}

/* Loading Screen */
.catalogue-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl);
    min-height: 400px;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--gray-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.catalogue-loading p {
    font-size: 1.1rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

/* Loading Progress Bar */
.loading-progress {
    width: 300px;
    max-width: 100%;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), #ff6b35);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--tertiary-color);
    font-weight: 500;
}

/* Flipbook Controls */
.flipbook-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
    padding: 0.75rem;
    background: var(--light-color);
    border-radius: var(--button-radius);
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    flex-wrap: wrap;
}

/* Fixed controls on mobile */
@media (max-width: 768px) {
    .flipbook-controls {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        margin-bottom: 0;
        border-radius: 0;
        border-bottom: 2px solid #e0e0e0;
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        background: rgba(255, 255, 255, 0.95);
    }
    
    .flipbook-container {
        margin-top: 70px; /* Space for fixed controls */
    }
}

.flipbook-btn {
    background: var(--light-color);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem 0.75rem;
    border-radius: var(--button-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    text-decoration: none;
    min-width: 36px;
    justify-content: center;
}

.flipbook-btn:hover {
    background: var(--primary-color);
    color: var(--light-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(190, 30, 45, 0.3);
}

.flipbook-btn:active {
    transform: translateY(0);
}

.flipbook-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.flipbook-btn:disabled:hover {
    background: var(--light-color);
    color: var(--primary-color);
}

.page-info {
    background: var(--gray-color);
    padding: 0.5rem 1rem;
    border-radius: var(--button-radius);
    font-weight: 500;
    color: var(--secondary-color);
    font-size: 0.8rem;
    border: 2px solid transparent;
}

.download-btn {
    background: var(--primary-color);
    color: var(--light-color);
    border-color: var(--primary-color);
    font-weight: 600;
}

.download-btn:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--light-color);
}

/* Flipbook Styles */
.flipbook {
    margin: 0 auto;
    /* background: var(--light-color);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15); */
    border-radius: var(--border-radius);
    overflow: hidden;
}

.flipbook .page {
    background-color: var(--light-color);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.flipbook .page img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

/* Page loading state */
.flipbook .page.loading {
    background: var(--gray-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.flipbook .page.loading::after {
    content: '';
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Turn corners and interaction feedback */
.flipbook.turning {
    cursor: grabbing;
    -webkit-cursor: grabbing;
}

/* Corner drag areas */
.flipbook .turn-page {
    cursor: grab;
    -webkit-cursor: grab;
    position: absolute;
    z-index: 10;
}

.flipbook .turn-page:hover {
    cursor: grabbing;
    -webkit-cursor: grabbing;
}

/* Make corners more visible and interactive */
.flipbook .turn-page::before {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(190, 30, 45, 0.1);
    border: 2px solid rgba(190, 30, 45, 0.3);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.flipbook .turn-page:hover::before {
    opacity: 1;
}

/* Position corner indicators */
.flipbook .turn-page[corner="tl"]::before {
    top: 10px;
    left: 10px;
}

.flipbook .turn-page[corner="tr"]::before {
    top: 10px;
    right: 10px;
}

.flipbook .turn-page[corner="bl"]::before {
    bottom: 10px;
    left: 10px;
}

.flipbook .turn-page[corner="br"]::before {
    bottom: 10px;
    right: 10px;
}

/* Corner interaction states */
.flipbook .turn-page.corner-hover::before,
.flipbook .turn-page.corner-active::before {
    opacity: 1;
    background: rgba(190, 30, 45, 0.2);
    border-color: rgba(190, 30, 45, 0.6);
    transform: scale(1.1);
}

.flipbook .turn-page.corner-active::before {
    background: rgba(190, 30, 45, 0.3);
    border-color: var(--primary-color);
    transform: scale(1.2);
}

/* Enhanced touch targets for mobile */
@media (hover: none) and (pointer: coarse) {
    .flipbook .page {
        touch-action: manipulation;
    }
    
    .flipbook .turn-page {
        touch-action: none;
    }
}



/* Error Message */
.catalogue-error {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: var(--spacing-xl);
}

.error-content {
    text-align: center;
    max-width: 500px;
}

.error-content i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.error-content h3 {
    color: var(--secondary-color);
    margin-bottom: var(--spacing-sm);
}

.error-content p {
    color: var(--tertiary-color);
    margin-bottom: var(--spacing-lg);
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.error-actions .btn {
    min-width: 140px;
}

/* PDF Viewer Fallback */
.pdf-viewer-fallback {
    background: var(--light-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.pdf-viewer-header {
    background: var(--gray-color);
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #e0e0e0;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.pdf-viewer-header h3 {
    color: var(--secondary-color);
    margin: 0;
    font-size: 1.3rem;
}

.pdf-viewer-controls {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.pdf-viewer-container {
    background: var(--light-color);
    position: relative;
    width: 100%;
}

.pdf-viewer-container iframe {
    width: 100%;
    height: 800px;
    border: none;
    display: block;
}

/* Additional Content */
.catalogue-additional-content {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

/* Contact CTA */
.catalogue-cta {
    background: linear-gradient(135deg, var(--gray-color) 0%, #f0f0f0 100%);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    text-align: center;
    margin-top: var(--spacing-xl);
}

.catalogue-cta .cta-content h3 {
    color: var(--secondary-color);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
}

.catalogue-cta .cta-content p {
    color: var(--tertiary-color);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.catalogue-cta .cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.catalogue-cta .btn {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* Fullscreen Styles */
.flipbook-fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--secondary-color);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 0;
    margin: 0;
    max-width: none;
}

.flipbook-fullscreen .flipbook-controls {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 10000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    margin-bottom: 0;
    border-radius: 0;
    transform: none;
}

.flipbook-fullscreen .flipbook {
    margin-top: 80px;
    margin-bottom: 20px;
    max-width: none;
    max-height: none;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.flipbook-fullscreen #fullscreen i {
    transform: rotate(45deg);
}

/* Responsive Design */
@media (max-width: 1400px) {
    .flipbook-container {
        max-width: 1100px;
    }
}

@media (max-width: 1200px) {
    .flipbook {
        max-width: 95%;
    }
    
    .flipbook-container {
        max-width: 1000px;
    }
}

@media (max-width: 992px) {
    .catalogue-header .entry-title {
        font-size: 2rem;
    }
    
    .flipbook-container {
        padding: var(--spacing-md);
    }
    
    .flipbook-controls {
        gap: 0.4rem;
        padding: 0.6rem;
    }
    
    .flipbook-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.7rem;
    }
    
    .page-info {
        padding: 0.4rem 0.8rem;
        font-size: 0.75rem;
    }
    
    .flipbook {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .catalogue-header .entry-title {
        font-size: 1.75rem;
    }
    
    .catalogue-description {
        font-size: 1rem;
    }
    
    .flipbook-container {
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-lg);
    }
    
    .flipbook-controls {
        gap: 0.3rem;
        padding: 0.5rem;
        justify-content: center;
    }
    
    .flipbook-controls .flipbook-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.65rem;
        min-width: 32px;
    }
    
    .page-info {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }
    
    .catalogue-cta {
        padding: var(--spacing-lg);
    }
    
    .catalogue-cta .cta-content h3 {
        font-size: 1.5rem;
    }
    
    .catalogue-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .catalogue-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .flipbook-fullscreen {
        padding: 0;
    }
    
    .flipbook-fullscreen .flipbook-controls {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        transform: none;
        margin-bottom: 0;
        width: 100%;
        z-index: 10001;
        border-radius: 0;
        padding: 0.5rem;
    }
    
    .flipbook-fullscreen .flipbook {
        margin-top: 70px;
        margin-bottom: 10px;
        width: 100%;
        height: calc(100vh - 80px);
        max-width: none;
        max-height: none;
        overflow: hidden;
    }
}

@media (max-width: 480px) {
    .catalogue-header {
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }
    
    .catalogue-header .entry-title {
        font-size: 1.5rem;
    }
    
    .flipbook-container {
        min-height: 400px;
    }
    
    .loading-progress {
        width: 250px;
    }
    
    .flipbook-controls {
        gap: 0.25rem;
        padding: 0.4rem;
    }
    
    .flipbook-btn {
        font-size: 0.6rem;
        padding: 0.25rem 0.4rem;
        min-width: 28px;
    }
    
    .page-info {
        padding: 0.25rem 0.5rem;
        font-size: 0.65rem;
    }
    
    .error-content i {
        font-size: 2.5rem;
    }
    
    .catalogue-cta .cta-content h3 {
        font-size: 1.3rem;
    }
    
    .pdf-viewer-header {
        flex-direction: column;
        text-align: center;
    }
    
    .pdf-viewer-controls {
        justify-content: center;
        width: 100%;
    }
    
    .pdf-viewer-container iframe {
        height: 600px;
    }
    
    .error-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .error-actions .btn {
        width: 100%;
        max-width: 250px;
    }
}

/* Print Styles */
@media print {
    .flipbook-controls,
    .catalogue-cta,
    .catalogue-loading,
    .catalogue-error {
        display: none !important;
    }
    
    .flipbook-container {
        box-shadow: none;
        padding: 0;
    }
}