/* IRO Infographics Gallery - Frontend Styles */
/* Design based on AAU infographics style (Nunito Sans, Lora, AAU colors) */

@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@400;600;700;900&family=Lora:wght@400;500;600;700&display=swap');

:root {
    --ig-primary-red: #CD0000;
    --ig-primary-blue: #1F4E78;
    --ig-secondary-blue: #2E5C8A;
    --ig-accent-blue: #4472C4;
    --ig-success-green: #00B050;
    --ig-warning-red: #C00000;
    --ig-neutral-gray: #666666;
    --ig-light-gray: #F0F0F0;
    --ig-bg-color: #f7f7f7;
    --ig-card-bg: #ffffff;
    --ig-text-color: #333333;
    --ig-text-muted: #666666;
    --ig-border-color: #e5e7eb;
}

.iro-infographics-gallery {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    font-family: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--ig-bg-color);
    color: var(--ig-text-color);
}

.iro-infographics-gallery h1,
.iro-infographics-gallery h2,
.iro-infographics-gallery h3,
.iro-infographics-gallery h4 {
    font-family: 'Lora', Georgia, serif;
}

/* Filters */
.iro-ig-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    padding: 24px;
    background: var(--ig-card-bg);
    border-radius: 12px;
    border: 1px solid var(--ig-border-color);
    box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.05);
}

.iro-ig-search {
    position: relative;
    flex: 1;
    min-width: 280px;
}

.iro-ig-search-input {
    width: 100%;
    padding: 14px 18px 14px 48px;
    border: 2px solid var(--ig-border-color);
    border-radius: 8px;
    font-size: 15px;
    font-family: 'Nunito Sans', sans-serif;
    transition: all 0.2s ease;
    background: white;
}

.iro-ig-search-input:focus {
    border-color: var(--ig-primary-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(31, 78, 120, 0.15);
}

.iro-ig-search-input::placeholder {
    color: var(--ig-neutral-gray);
}

.iro-ig-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    opacity: 0.5;
}

.iro-ig-filter-group select {
    padding: 14px 40px 14px 18px;
    border: 2px solid var(--ig-border-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Nunito Sans', sans-serif;
    background: white;
    cursor: pointer;
    min-width: 180px;
    transition: all 0.2s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

.iro-ig-filter-group select:focus {
    border-color: var(--ig-primary-blue);
    outline: none;
}

/* Stats */
.iro-ig-stats {
    margin-bottom: 20px;
    color: var(--ig-neutral-gray);
    font-size: 14px;
    font-weight: 600;
}

.iro-ig-count {
    color: var(--ig-primary-blue);
}

/* Grid */
.iro-ig-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.iro-ig-grid[data-columns="2"] {
    grid-template-columns: repeat(2, 1fr);
}

.iro-ig-grid[data-columns="4"] {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1200px) {
    .iro-ig-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .iro-ig-grid[data-columns="4"] {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .iro-ig-grid,
    .iro-ig-grid[data-columns="2"],
    .iro-ig-grid[data-columns="4"] {
        grid-template-columns: 1fr;
    }
    
    .iro-ig-filters {
        flex-direction: column;
    }
    
    .iro-ig-search {
        min-width: 100%;
    }
}

/* Card - KPI style from infographics */
.iro-ig-card {
    background: var(--ig-card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--ig-border-color);
    box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.05);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    cursor: pointer;
}

.iro-ig-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 10px 0 rgb(0 0 0 / 0.07);
}

/* Preview - thumbnail with actual content */
.iro-ig-card-preview {
    position: relative;
    height: 220px;
    background: white;
    overflow: hidden;
    border-bottom: 3px solid var(--ig-primary-red);
}

.iro-ig-card-iframe {
    width: 400%;
    height: 400%;
    transform: scale(0.25);
    transform-origin: 0 0;
    pointer-events: none;
    border: none;
    background: white;
}

.iro-ig-card-preview-overlay {
    position: absolute;
    inset: 0;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.iro-ig-card:hover .iro-ig-card-preview-overlay {
    background: rgba(31, 78, 120, 0.85);
}

.iro-ig-card-preview-overlay span {
    color: white;
    font-size: 15px;
    font-weight: 700;
    font-family: 'Nunito Sans', sans-serif;
    padding: 12px 24px;
    background: var(--ig-primary-red);
    border-radius: 6px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.25s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iro-ig-card:hover .iro-ig-card-preview-overlay span {
    opacity: 1;
    transform: translateY(0);
}

/* Fallback when iframe not loaded */
.iro-ig-card-fallback {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ig-primary-blue) 0%, var(--ig-secondary-blue) 100%);
    color: white;
}

.iro-ig-card-fallback-icon {
    font-size: 48px;
    margin-bottom: 10px;
}

.iro-ig-card-fallback-text {
    font-size: 12px;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.iro-ig-card-body {
    padding: 20px;
}

.iro-ig-card-title {
    font-size: 16px;
    font-weight: 700;
    font-family: 'Lora', Georgia, serif;
    color: var(--ig-text-color);
    margin: 0 0 12px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.iro-ig-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
}

/* Category badges */
.iro-ig-card-category {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(31, 78, 120, 0.1);
    color: var(--ig-primary-blue);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.iro-ig-card-year {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(205, 0, 0, 0.1);
    color: var(--ig-primary-red);
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
}

/* Category color variations */
.iro-ig-card-category[data-category="ela-reports"] {
    background: rgba(0, 176, 80, 0.1);
    color: var(--ig-success-green);
}

.iro-ig-card-category[data-category="grading-analysis"] {
    background: rgba(68, 114, 196, 0.1);
    color: var(--ig-accent-blue);
}

.iro-ig-card-category[data-category="graduate-survey"] {
    background: rgba(128, 0, 128, 0.1);
    color: #800080;
}

.iro-ig-card-category[data-category="staff-satisfaction"] {
    background: rgba(255, 152, 0, 0.1);
    color: #e65100;
}

.iro-ig-card-category[data-category="student-experience"] {
    background: rgba(0, 150, 136, 0.1);
    color: #00796b;
}

.iro-ig-card-category[data-category="student-satisfaction"] {
    background: rgba(103, 58, 183, 0.1);
    color: #512da8;
}

.iro-ig-card-category[data-category="evaluation-of-scheduling-changes"] {
    background: rgba(255, 87, 34, 0.1);
    color: #d84315;
}

.iro-ig-card-category[data-category="parent-survey"] {
    background: rgba(233, 30, 99, 0.1);
    color: #c2185b;
}

/* Loading */
.iro-ig-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    color: var(--ig-neutral-gray);
}

.iro-ig-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--ig-light-gray);
    border-top-color: var(--ig-primary-red);
    border-radius: 50%;
    animation: iro-spin 0.8s linear infinite;
    margin-bottom: 20px;
}

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

/* Load More */
.iro-ig-load-more-container {
    text-align: center;
    margin-top: 40px;
}

.iro-ig-load-more {
    padding: 16px 48px;
    font-size: 15px;
    font-weight: 700;
    font-family: 'Nunito Sans', sans-serif;
    color: white;
    background: var(--ig-primary-blue);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iro-ig-load-more:hover {
    background: var(--ig-secondary-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(31, 78, 120, 0.3);
}

.iro-ig-load-more:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Empty State */
.iro-ig-empty {
    text-align: center;
    padding: 100px 20px;
    color: var(--ig-neutral-gray);
    background: var(--ig-card-bg);
    border-radius: 12px;
    border: 1px solid var(--ig-border-color);
}

.iro-ig-empty-icon {
    font-size: 72px;
    margin-bottom: 24px;
    opacity: 0.4;
}

.iro-ig-empty h3 {
    margin: 0 0 12px 0;
    color: var(--ig-text-color);
    font-family: 'Lora', serif;
}

.iro-ig-empty p {
    margin: 0;
    color: var(--ig-neutral-gray);
}

/* Lightbox */
.iro-ig-lightbox {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.iro-ig-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
}

.iro-ig-lightbox-container {
    position: relative;
    width: 95%;
    max-width: 1400px;
    height: 92vh;
    background: white;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4);
    animation: iro-lightbox-in 0.25s ease;
}

@keyframes iro-lightbox-in {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.iro-ig-lightbox-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: var(--ig-primary-blue);
    color: white;
}

.iro-ig-lightbox-title {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    font-family: 'Lora', serif;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    padding-right: 20px;
}

.iro-ig-lightbox-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.iro-ig-lightbox-download {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--ig-primary-red);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    font-family: 'Nunito Sans', sans-serif;
    transition: all 0.2s ease;
}

.iro-ig-lightbox-download:hover {
    background: #a00000;
    color: white;
}

.iro-ig-lightbox-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.iro-ig-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.iro-ig-lightbox-content {
    flex: 1;
    overflow: hidden;
    background: white;
}

.iro-ig-lightbox-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Skeleton loading */
.iro-ig-skeleton {
    animation: iro-skeleton-pulse 1.5s ease-in-out infinite;
}

@keyframes iro-skeleton-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.iro-ig-skeleton-card {
    background: var(--ig-card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--ig-border-color);
}

.iro-ig-skeleton-preview {
    height: 220px;
    background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: iro-skeleton-shimmer 1.5s infinite;
    border-bottom: 3px solid #ddd;
}

.iro-ig-skeleton-body {
    padding: 20px;
}

.iro-ig-skeleton-title {
    height: 20px;
    background: #f0f0f0;
    border-radius: 4px;
    margin-bottom: 15px;
    width: 80%;
}

.iro-ig-skeleton-meta {
    display: flex;
    gap: 10px;
}

.iro-ig-skeleton-tag {
    height: 24px;
    width: 80px;
    background: #f0f0f0;
    border-radius: 4px;
}

@keyframes iro-skeleton-shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}