/* ============================================
   Hemeroteca - Estilos
   ============================================ */

.hemeroteca-main {
    min-height: calc(100vh - 90px);
    background: var(--color-gray-50);
    padding: 3rem 2rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Filters Section */
.filters-section {
    margin-bottom: 3rem;
}

.filters-section h2 {
    font-size: 2rem;
    color: var(--color-gray-900);
    margin-bottom: 1.5rem;
}

.filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-select,
.search-input {
    padding: 0.75rem 1rem;
    border: 2px solid var(--color-gray-200);
    border-radius: 0.5rem;
    font-size: 1rem;
    background: var(--color-white);
    transition: all 0.2s;
}

.filter-select {
    min-width: 200px;
}

.search-input {
    flex: 1;
    min-width: 300px;
}

.filter-select:focus,
.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 82, 165, 0.1);
}

/* Magazine Grid */
.magazines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.magazine-card {
    background: var(--color-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.magazine-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.magazine-cover {
    width: 100%;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.cover-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-white);
    padding: 2rem;
    text-align: center;
}

.cover-placeholder svg {
    opacity: 0.8;
    margin-bottom: 1rem;
}

.cover-placeholder p {
    font-size: 1.25rem;
    font-weight: 600;
}

.magazine-info {
    padding: 1.5rem;
}

.magazine-info h3 {
    font-size: 1.25rem;
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

.magazine-date {
    color: var(--color-gray-600);
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.magazine-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.btn-view {
    width: 100%;
    padding: 0.75rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-view:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Add New Card */
.magazine-card.add-new {
    border: 2px dashed var(--color-gray-300);
    background: var(--color-gray-50);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.magazine-card.add-new:hover {
    border-color: var(--color-primary);
    background: var(--color-white);
}

.add-new-content {
    text-align: center;
    color: var(--color-gray-600);
    padding: 2rem;
}

.add-new-content svg {
    opacity: 0.5;
    margin-bottom: 1rem;
}

.add-new-content p {
    font-weight: 500;
}

/* Modal Viewer */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    animation: fadeIn 0.3s;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--color-white);
    width: 98%;
    max-width: 1600px;
    height: 95vh;
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s;
    transition: all 0.3s ease;
}

:fullscreen .modal-content {
    width: 100vw !important;
    height: 100vh !important;
    max-width: none !important;
    border-radius: 0 !important;
    margin: 0 !important;
}

:fullscreen .modal-header {
    padding: 8px 16px !important;
    min-height: 50px !important;
}

:fullscreen .modal-body {
    flex: 1 !important;
    height: calc(100vh - 110px) !important;
}

:fullscreen .viewer-container {
    height: calc(100vh - 110px) !important;
    padding: 0 !important;
    margin: 0 !important;
}

:fullscreen .flipbook-container {
    width: 100% !important;
    height: calc(100vh - 110px) !important;
    padding: 0 !important;
    margin: 0 !important;
    background: #000 !important;
    border-radius: 0 !important;
}

:fullscreen .flipbook-pages {
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
}

:fullscreen .flipbook-page {
    width: 50% !important;
    height: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
}

:fullscreen .flipbook-page canvas {
    width: 100% !important;
    height: 100% !important;
    max-width: none !important;
    max-height: none !important;
    object-fit: contain !important;
}

:fullscreen .side-nav {
    position: fixed;
    z-index: 1000;
}

:fullscreen .left-nav {
    left: 30px;
}

:fullscreen .right-nav {
    right: 30px;
}

:fullscreen .side-arrow {
    width: 60px;
    height: 60px;
    background: rgba(0, 82, 165, 0.8);
}

:fullscreen .top-controls {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
}

:fullscreen .top-controls .page-info {
    color: white;
}

:fullscreen .top-controls .fullscreen-btn {
    background: var(--color-brand);
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-white);
}

.modal-header h2 {
    font-size: 1.5rem;
    color: var(--color-gray-900);
    margin: 0;
}

.modal-close {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--color-gray-100);
    color: var(--color-gray-900);
    font-size: 2rem;
    line-height: 1;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--color-gray-900);
    color: var(--color-white);
}

.modal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.viewer-container {
    flex: 1;
    background: var(--color-gray-100);
    position: relative;
    overflow: hidden;
    min-height: calc(90vh - 200px);
}

.viewer-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Side Navigation */
.side-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.left-nav {
    left: 20px;
}

.right-nav {
    right: 20px;
}

.side-arrow {
    background: rgba(0, 82, 165, 0.9);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.side-arrow:hover {
    background: rgba(0, 82, 165, 1);
    transform: scale(1.1);
}

/* Top Controls */
.top-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    padding: 10px 15px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.top-controls .page-info {
    background: transparent;
    color: var(--color-gray-900);
    font-weight: 500;
}

.top-controls .fullscreen-btn {
    background: var(--color-brand);
    color: var(--color-gray-900);
    border: none;
    padding: 8px;
    border-radius: 50%;
    width: 36px;
    height: 36px;
}

/* Hide bottom controls in flipbook mode */
.viewer-controls {
    display: none;
}

/* Show bottom controls only in scroll mode */
.scroll-mode .viewer-controls {
    display: flex;
    padding: 1rem 2rem;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

.scroll-mode .side-nav,
.scroll-mode .top-controls {
    display: none;
}

.btn-control {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--color-gray-100);
    color: var(--color-gray-900);
    border: none;
    border-radius: 50%;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 48px;
    min-height: 48px;
}

.arrow-btn {
    background: var(--color-primary);
    color: var(--color-white);
}

.arrow-btn:hover {
    background: var(--color-primary-dark);
    transform: scale(1.1);
}

.fullscreen-btn {
    background: var(--color-brand);
    color: var(--color-gray-900);
}

.fullscreen-btn:hover {
    transform: scale(1.1);
}

.btn-control:hover {
    transform: scale(1.1);
}

.btn-back {
    padding: 0.5rem 1.5rem;
    background: var(--color-gray-100);
    color: var(--color-gray-900);
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-block;
}

.btn-back:hover {
    background: var(--color-gray-600);
    color: var(--color-white);
}

/* Responsive */
@media (max-width: 768px) {
    .hemeroteca-main {
        padding: 2rem 1rem;
    }

    .filters {
        flex-direction: column;
    }

    .filter-select,
    .search-input {
        width: 100%;
        min-width: auto;
    }

    .magazines-grid {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 100%;
        height: 100vh;
        border-radius: 0;
    }

    .modal-header {
        padding: 1rem;
    }

    .viewer-controls {
        flex-direction: column;
        padding: 1rem;
    }

    .btn-control {
        width: 100%;
        justify-content: center;
    }

    .header-actions {
        gap: 0.5rem;
    }

    .btn-back {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
}

/* Hidden class */
.hidden {
    display: none !important;
}

/* View Mode Selector */
.view-mode-selector {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
    justify-content: center;
}

.mode-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-white);
    color: var(--color-gray-700);
    border: 2px solid var(--color-gray-300);
    border-radius: 0.5rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.mode-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.mode-btn.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.mode-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--color-gray-100);
    color: var(--color-gray-500);
}

/* FlipBook Styles */
#flipbook-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    overflow: hidden;
}

#flipbook {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.flipbook-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--color-gray-600);
}

.flipbook-loading.hidden {
    display: none;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.page-info {
    padding: 0.75rem 1.5rem;
    background: var(--color-gray-100);
    color: var(--color-gray-900);
    border-radius: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
}

/* FlipBook Page Styles */
.page {
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.page-content {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* FlipBook Container */
.flipbook-container {
    width: 100%;
    height: 800px;
    perspective: 2000px;
    position: relative;
    padding: 2px;
    background: #f5f5f5;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.flipbook-pages {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.645, 0.045, 0.355, 1);
}

.flipbook-page {
    width: 50%;
    height: 100%;
    background: white;
    border: 1px solid #ddd;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
    padding: 2px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.left-page {
    border-right: 2px solid #ccc;
    transform-origin: right center;
}

.right-page {
    border-left: 2px solid #ccc;
    transform-origin: left center;
}

.page-number {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    z-index: 10;
}

.page-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #666;
    text-align: center;
    padding: 2rem;
}

.page-content {
    padding: 2rem;
    height: 100%;
    overflow-y: auto;
}

.page-demo {
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #333;
}

.page-demo h2 {
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.flipbook-page canvas {
    max-width: 100%;
    max-height: 100%;
    display: block;
    margin: 0 auto;
    border: 1px solid #eee;
    object-fit: contain;
}

/* Flip animation */
.flipbook-pages.flipping {
    animation: flipPage 0.6s ease-in-out;
}

@keyframes flipPage {
    0% {
        transform: rotateY(0deg);
    }
    50% {
        transform: rotateY(-90deg);
    }
    100% {
        transform: rotateY(0deg);
    }
}

/* Scroll View Styles */
.scroll-view-container {
    width: 100%;
    height: 100%;
    overflow-y: auto;
    padding: 20px;
    background: #f5f5f5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    scroll-behavior: smooth;
}

.scroll-page {
    background: white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    border-radius: 4px;
    overflow: hidden;
    max-width: 800px;
    width: 100%;
}

.scroll-page canvas {
    max-width: 100%;
    height: auto;
    display: block;
}

.scroll-page .page-number {
    padding: 10px;
    text-align: center;
    background: #f8f9fa;
    color: #666;
    font-size: 14px;
    border-top: 1px solid #eee;
}

/* Responsive FlipBook */
@media (max-width: 768px) {
    .flipbook-container {
        height: 400px;
    }
    
    .flipbook-page {
        width: 100%;
        height: 50%;
    }
    
    .flipbook-pages {
        flex-direction: column;
    }
    
    .left-page {
        border-right: none;
        border-bottom: 2px solid #ccc;
        transform-origin: bottom center;
    }
    
    .right-page {
        border-left: none;
        border-top: 2px solid #ccc;
        transform-origin: top center;
    }
    
    #flipbook-wrapper {
        padding: 1rem;
    }

    .view-mode-selector {
        padding: 0.75rem;
        gap: 0.25rem;
    }

    .mode-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }

    .mode-btn svg {
        width: 16px;
        height: 16px;
    }
    
    .scroll-page {
        max-width: 100%;
    }
}

/* Flip Animations */
@keyframes flipLeft {
    0% {
        transform: rotateY(0deg);
        opacity: 1;
    }
    50% {
        transform: rotateY(-90deg);
        opacity: 0.5;
    }
    100% {
        transform: rotateY(0deg);
        opacity: 1;
    }
}

@keyframes flipRight {
    0% {
        transform: rotateY(0deg);
        opacity: 1;
    }
    50% {
        transform: rotateY(90deg);
        opacity: 0.5;
    }
    100% {
        transform: rotateY(0deg);
        opacity: 1;
    }
}