/* Blog Specific Stylesheets for Local AI Promotion Website */

.wiki-page {
    position: relative;
    min-height: 100vh;
}

.wiki-main-content {
    padding-top: var(--header-height);
}

/* 1. Blog Hero Section */
.wiki-hero {
    padding: 80px 0 40px 0;
}
.wiki-hero-desc {
    font-size: 1.15rem;
    max-width: 650px;
    margin: 16px auto 0 auto;
    color: var(--color-text-secondary);
}

/* 2. Search & Filter Bar */
.search-filter-section {
    padding: 20px 0;
}
.search-filter-wrapper {
    display: flex;
	align-items: center;
    flex-direction: column;
    gap: 20px;
    padding: 24px;
    border-radius: 16px;
}

/* Search Box */
.search-box {
    position: relative;
    width: 100%;
}
.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: var(--transition-fast);
}
#search-input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 14px 20px 14px 48px;
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}
#search-input:focus {
    outline: none;
    border-color: var(--color-cyan);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}
#search-input:focus + .search-icon {
    color: var(--color-cyan);
}

/* Category Tabs */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.tab-filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--color-text-secondary);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-body);
}
.tab-filter-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-primary);
    border-color: rgba(255, 255, 255, 0.15);
}
.tab-filter-btn.active {
    background: var(--grad-primary);
    color: #000;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

/* 3. Blog Posts Section */
.wiki-posts-section {
    padding: 40px 0 80px 0;
}

/* Featured Post Card */
.featured-post-container {
    margin-bottom: 50px;
}
.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    overflow: hidden;
    cursor: pointer;
}
.featured-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 242, 254, 0.1);
}
.featured-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.featured-image-wrapper {
    position: relative;
    min-height: 320px;
    overflow: hidden;
    border-left: 1px solid var(--color-border);
}
.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.featured-card:hover .featured-image {
    transform: scale(1.05);
}

/* Post Metadata tags */
.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 16px;
    font-weight: 500;
}
.category-badge {
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 4px;
}

/* Color codes for categories */
.badge-guides { background: rgba(0, 242, 254, 0.1); color: var(--color-cyan); border: 1px solid rgba(0, 242, 254, 0.2); }
.badge-privacy { background: rgba(0, 245, 160, 0.1); color: var(--color-emerald); border: 1px solid rgba(0, 245, 160, 0.2); }
.badge-hardware { background: rgba(127, 0, 255, 0.1); color: #c084fc; border: 1px solid rgba(127, 0, 255, 0.2); }
.badge-opinion { background: rgba(255, 0, 127, 0.1); color: var(--color-pink); border: 1px solid rgba(255, 0, 127, 0.2); }

.featured-title {
    font-size: 2rem;
    line-height: 1.25;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    transition: var(--transition-fast);
}
.featured-card:hover .featured-title {
    color: var(--color-cyan);
}
.featured-excerpt {
    font-size: 0.98rem;
    line-height: 1.6;
    margin-bottom: 24px;
    color: var(--color-text-secondary);
}
.author-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}
.author-icon {
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
}

/* General Blog Grid */
.wiki-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
}

.post-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
    cursor: pointer;
}
.post-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(127, 0, 255, 0.08);
}
.post-card-image-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
}
.post-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.post-card:hover .post-card-image {
    transform: scale(1.05);
}
.post-card-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.post-card-title {
    font-size: 1.35rem;
    line-height: 1.3;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}
.post-card:hover .post-card-title {
    color: var(--color-cyan);
}
.post-card-excerpt {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    flex: 1;
}
.read-more-link {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-cyan);
    margin-top: auto;
    transition: var(--transition-fast);
}
.post-card:hover .read-more-link {
    color: var(--color-purple);
}
.read-more-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}
.post-card:hover .read-more-link svg {
    transform: translateX(4px);
}

/* Empty State styling */
.empty-state {
    padding: 80px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    background: var(--color-bg-card);
    border: 1px dashed var(--color-border);
    max-width: 500px;
    margin: 40px auto;
}
.empty-icon {
    width: 48px;
    height: 48px;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}
.empty-state h4 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}
.empty-state p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

/* Fade animation for entries */
.fade-in-entry {
    animation: card-fade-in 0.4s ease forwards;
}
@keyframes card-fade-in {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 4. Article Reader Modal Overlay */
.reader-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    justify-content: flex-end; /* Sidebar slide-in appearance */
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.reader-modal.hide {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.reader-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(3, 3, 5, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1;
}

.reader-wrapper {
    position: relative;
    width: 100%;
    max-width: 900px;
    height: 100%;
    background: #06060c;
    border-left: 1px solid var(--color-border);
    z-index: 2;
    display: flex;
    flex-direction: column;
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.7);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.reader-modal:not(.hide) .reader-wrapper {
    transform: translateX(0);
}

/* Close button - circular glassmorphic hovering on the top left of reader */
.close-reader-btn {
    position: absolute;
    left: -60px;
    top: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(13, 13, 22, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    z-index: 10;
    transition: transform 0.2s ease, border-color 0.2s ease;
}
.close-reader-btn:hover {
    transform: scale(1.1) rotate(90deg);
    border-color: var(--color-cyan);
    color: var(--color-cyan);
}

/* Reading Progress Bar Container */
.reading-progress-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 10;
}
.reading-progress-bar {
    height: 100%;
    width: 0%;
    background: var(--grad-primary);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.8);
    transition: width 0.1s ease;
}

/* Modal Inner Container */
.reader-container {
    flex: 1;
    overflow-y: auto;
    padding: 60px 80px 80px 80px;
    scroll-behavior: smooth;
}

/* Webkit Scrollbar inside reader */
.reader-container::-webkit-scrollbar {
    width: 8px;
}
.reader-container::-webkit-scrollbar-track {
    background: #06060c;
}
.reader-container::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
}
.reader-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Post Typography inside Modal */
.reader-content {
    max-width: 740px;
    margin: 0 auto;
}

.reader-header {
    margin-bottom: 40px;
}
.reader-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}
.date-tag, .read-time-tag {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}
.reader-title-text {
    font-size: 2.8rem;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.reader-author {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 20px;
}

/* Featured Header Image inside reader */
.reader-image-container {
    width: 100%;
    height: 360px;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 40px;
    border: 1px solid var(--color-border);
}
.reader-featured-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Full reading content layout */
.reader-body-content {
    font-size: 1.08rem;
    line-height: 1.75;
    color: #e2e8f0;
}
.reader-body-content p {
    color: #cbd5e1;
    margin-bottom: 24px;
}
.reader-body-content h2 {
    font-size: 1.8rem;
    margin: 44px 0 20px 0;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
}
.reader-body-content h3 {
    font-size: 1.35rem;
    margin: 32px 0 16px 0;
    color: var(--color-text-primary);
}
.reader-body-content ul, .reader-body-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}
.reader-body-content li {
    margin-bottom: 10px;
    color: #cbd5e1;
}

/* Callouts / Alerts inside reader body */
.reader-callout {
    background: rgba(13, 13, 22, 0.6);
    border: 1px solid var(--color-border);
    border-left-width: 4px;
    padding: 20px 24px;
    border-radius: 8px;
    margin: 32px 0;
}
.reader-callout.info { border-left-color: var(--color-cyan); }
.reader-callout.warning { border-left-color: var(--color-pink); }
.reader-callout.success { border-left-color: var(--color-emerald); }

.reader-callout-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 6px;
    display: block;
}
.reader-callout.info .reader-callout-title { color: var(--color-cyan); }
.reader-callout.warning .reader-callout-title { color: var(--color-pink); }
.reader-callout.success .reader-callout-title { color: var(--color-emerald); }
.reader-callout p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Code blocks in articles */
.reader-body-content pre {
    background: #040408;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 20px;
    margin: 32px 0;
    overflow-x: auto;
}
.reader-body-content code {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-cyan);
}

/* Body lock on modal open */
body.reader-active {
    overflow: hidden !important;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .featured-card {
        grid-template-columns: 1fr;
    }
    .featured-image-wrapper {
        border-left: none;
        border-bottom: 1px solid var(--color-border);
        min-height: 280px;
        order: -1; /* Image on top on tablet/mobile */
    }
    .reader-container {
        padding: 50px 40px 60px 40px;
    }
    .close-reader-btn {
        left: 20px;
        top: -60px; /* Floating above on tablet/mobile */
    }
    .reader-wrapper {
        max-width: 100%;
        margin-top: 80px; /* Slide under header space */
        height: calc(100% - 80px);
    }
}

@media (max-width: 768px) {
    .wiki-hero h1 {
        font-size: 2.6rem;
    }
    .featured-content {
        padding: 24px;
    }
    .featured-title {
        font-size: 1.6rem;
    }
    .reader-container {
        padding: 30px 20px 40px 20px;
    }
    .reader-title-text {
        font-size: 2.1rem;
    }
    .reader-image-container {
        height: 220px;
    }
}