/* ============================================
   Premium Academic-Style Blog Design
   Wide Format with Sophisticated Table Layout
   ============================================ */

/* Import ultra-readable fonts */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700&family=IBM+Plex+Sans:wght@300;400;500;600;700&family=IBM+Plex+Serif:wght@300;400;500;600;700&display=swap');

:root {
    /* Ultra-comfortable dark palette - optimized for extended reading */
    --bg-primary: #1a1a1a;
    --bg-secondary: #212121;
    --bg-elevated: #262626;
    --bg-hover: #2a2a2a;
    --text-primary: #e8e8e8;
    --text-secondary: #b8b8b8;
    --text-tertiary: #888888;
    --accent: #e6b980;
    --accent-hover: #f0c794;
    --accent-dim: #c9a66b;
    --link: #8fabcc;
    --link-hover: #a8c0dd;
    --border: #333333;
    --border-light: #3a3a3a;
    --code-bg: #2a2a2a;
    --code-border: #404040;

    /* Ultra-readable typography system */
    --font-primary: 'IBM Plex Serif', 'Georgia', serif;
    --font-sans: 'IBM Plex Sans', -apple-system, system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Menlo', 'Consolas', monospace;

    /* Generous font sizes for readability */
    --text-xs: 0.8125rem;    /* 13px */
    --text-sm: 0.9375rem;    /* 15px */
    --text-base: 1.0625rem;  /* 17px */
    --text-lg: 1.25rem;      /* 20px */
    --text-xl: 1.5rem;       /* 24px */
    --text-2xl: 1.875rem;    /* 30px */
    --text-3xl: 2.375rem;    /* 38px */
    --text-4xl: 3rem;        /* 48px */
    --text-5xl: 3.75rem;     /* 60px */

    /* Generous spacing for breathing room */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;

    /* Optimal reading widths */
    --content-width: 1200px;
    --reading-width: 720px;
    --narrow-width: 680px;

    /* Border radius */
    --border-radius: 6px;
}

[data-theme="light"] {
    --bg-primary: #fafafa;
    --bg-secondary: #f5f5f5;
    --bg-elevated: #ffffff;
    --bg-hover: #f0f0f0;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-tertiary: #7a7a7a;
    --accent: #b8864a;
    --accent-hover: #a67c52;
    --accent-dim: #8d6b45;
    --link: #2d5d8a;
    --link-hover: #1d4d7a;
    --border: #dddddd;
    --border-light: #e8e8e8;
    --code-bg: #f5f5f5;
    --code-border: #d0d0d0;
}

/* ============================================
   Base Styles
   ============================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    line-height: 2;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: "kern" 1, "liga" 1;
}

/* ============================================
   Ultra-Readable Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--space-8);
    color: var(--text-primary);
    letter-spacing: -0.025em;
}

h1 {
    font-size: var(--text-5xl);
    font-weight: 700;
    margin-bottom: var(--space-12);
    line-height: 1.2;
}

h2 {
    font-size: var(--text-4xl);
    margin-top: var(--space-24);
    margin-bottom: var(--space-10);
    font-weight: 700;
}

h3 {
    font-size: var(--text-3xl);
    margin-top: var(--space-16);
    margin-bottom: var(--space-8);
}

h4 {
    font-size: var(--text-2xl);
    margin-top: var(--space-12);
    margin-bottom: var(--space-6);
}

h5 {
    font-size: var(--text-xl);
    margin-top: var(--space-8);
    margin-bottom: var(--space-4);
}

h6 {
    font-size: var(--text-lg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--space-8);
    font-weight: 600;
}

p {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    line-height: 2;
    margin-bottom: var(--space-10);
    color: var(--text-primary);
    font-weight: 400;
}

a {
    color: var(--link);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--link-hover);
}

strong { font-weight: 600; }
em { font-style: italic; }

blockquote {
    font-family: var(--font-serif);
    font-size: var(--text-base);
    line-height: 1.75;
    margin: var(--space-12) 0;
    padding-left: var(--space-8);
    border-left: 3px solid var(--accent);
    font-style: italic;
    color: var(--text-secondary);
}

ul, ol {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    line-height: 2;
    margin-bottom: var(--space-10);
    padding-left: var(--space-12);
}

li {
    margin-bottom: var(--space-5);
    line-height: 2;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    font-weight: 500;
    background-color: var(--code-bg);
    color: var(--accent);
    padding: 0.25em 0.6em;
    border-radius: 5px;
    border: 1px solid var(--code-border);
    letter-spacing: -0.01em;
}

pre {
    font-family: var(--font-mono);
    font-size: 1rem;
    line-height: 1.9;
    font-weight: 400;
    background-color: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: 8px;
    padding: var(--space-10);
    overflow-x: auto;
    margin: var(--space-16) 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.01em;
}

pre code {
    background: transparent;
    padding: 0;
    border: none;
    color: var(--text-primary);
    font-weight: 400;
    font-size: 1rem;
}

.post-content pre {
    margin: var(--space-16) 0;
    padding: var(--space-10);
}

/* Syntax highlighting improvements */
.highlight {
    background: var(--code-bg) !important;
    border-radius: 8px;
}

.highlight pre {
    margin: 0;
    box-shadow: none;
}

/* ============================================
   Header - Ultra Minimal
   ============================================ */
header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: var(--space-6) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(15, 15, 15, 0.85);
}

.header-content {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-main {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    flex: 1;
}

header h1 {
    margin: 0;
    font-family: var(--font-primary);
    font-size: var(--text-3xl);
    font-weight: 700;
    letter-spacing: -0.025em;
}

header h1 a {
    color: var(--text-primary);
}

header h1 a:hover {
    color: var(--accent);
}

/* Search - inline minimal */
header form {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

header form input[type="text"] {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: var(--space-2) var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-primary);
    width: 200px;
    transition: border-color 0.2s;
}

header form input[type="text"]:focus {
    outline: none;
    border-bottom-color: var(--accent);
}

header form input[type="text"]::placeholder {
    color: var(--text-tertiary);
    transition: color 0.2s;
}

/* Active filtering state */
header form input[type="text"]:not(:placeholder-shown),
header form input[type="text"].searching {
    border-bottom-color: var(--accent);
    color: var(--accent);
}

header form input[type="submit"],
button {
    background: transparent;
    border: 1px solid var(--border);
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 3px;
}

header form input[type="submit"]:hover,
button:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.header-actions {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.theme-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* Navigation - minimal */
nav {
    display: flex;
    gap: var(--space-6);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

nav a {
    color: var(--text-tertiary);
}

nav a:hover {
    color: var(--accent);
}

nav .separator {
    color: var(--border);
}

/* ============================================
   Main Container - Wide
   ============================================ */
.container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--space-12) var(--space-8);
}

main {
    min-height: 70vh;
}

/* ============================================
   Premium Table Layout for Blog Entries
   ============================================ */
.entries-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-8) 0;
}

.entries-table thead {
    border-bottom: 2px solid var(--border-light);
}

.entries-table th {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-tertiary);
    text-align: left;
    padding: var(--space-5) var(--space-4);
    background: var(--bg-primary);
}

.entries-table th:first-child {
    width: 60px;
    padding-left: 0;
}

.entries-table th.col-title {
    width: auto;
}

.entries-table th.col-date {
    width: 180px;
}

.entries-table th.col-author {
    width: 150px;
}

.entries-table tbody tr {
    border-bottom: 1px solid var(--border);
    transition: background-color 0.15s;
}

.entries-table tbody tr:hover {
    background-color: var(--bg-hover);
}

.entries-table td {
    padding: var(--space-6) var(--space-4);
    vertical-align: middle;
}

.entries-table td:first-child {
    padding-left: 0;
}

.entry-number {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    color: var(--text-tertiary);
    font-weight: 600;
}

.entry-title {
    font-family: var(--font-primary);
    font-size: var(--text-2xl);
    font-weight: 600;
    margin-bottom: 0;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.entry-title a {
    color: var(--text-primary);
    transition: color 0.2s ease;
}

.entry-title a:hover {
    color: var(--accent);
    text-decoration: none;
}

.entry-meta {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.entry-date {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    color: var(--text-secondary);
    font-weight: 500;
}

.entry-author {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    color: var(--text-secondary);
}

.entry-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.tag {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.25rem var(--space-3);
    border-radius: 4px;
    transition: all 0.2s ease;
    line-height: 1.2;
    font-weight: 500;
}

.tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================
   Article View - Ultra Focused Reading
   ============================================ */
article {
    max-width: var(--narrow-width);
    margin: 0 auto;
    padding: var(--space-20) var(--space-8);
}

article header {
    background: transparent;
    border: none;
    padding: 0;
    margin-bottom: var(--space-16);
    position: static;
    backdrop-filter: none;
}

article h2 {
    font-size: var(--text-5xl);
    line-height: 1.15;
    margin-bottom: var(--space-10);
    margin-top: 0;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.post-meta {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    color: var(--text-secondary);
    padding-bottom: var(--space-10);
    margin-bottom: var(--space-20);
    border-bottom: 2px solid var(--border);
    line-height: 1.8;
}

.post-content {
    font-size: var(--text-lg);
    line-height: 2;
}

.post-content p {
    margin-bottom: var(--space-12);
    line-height: 2;
}

.post-content h2 {
    margin-top: var(--space-32);
    margin-bottom: var(--space-10);
    font-size: var(--text-4xl);
}

.post-content h3 {
    margin-top: var(--space-24);
    margin-bottom: var(--space-8);
    font-size: var(--text-3xl);
}

.post-content h4 {
    margin-top: var(--space-16);
    margin-bottom: var(--space-6);
    font-size: var(--text-2xl);
}

.post-content ul,
.post-content ol {
    margin-bottom: var(--space-12);
    padding-left: var(--space-12);
    line-height: 2;
}

.post-content li {
    margin-bottom: var(--space-6);
    line-height: 2;
}

.post-content a {
    color: var(--link);
    text-decoration: underline;
    text-decoration-color: var(--border-light);
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
    transition: all 0.2s ease;
}

.post-content a:hover {
    color: var(--link-hover);
    text-decoration-color: var(--link-hover);
}

.post-content blockquote {
    margin: var(--space-16) 0;
    padding-left: var(--space-10);
    border-left: 4px solid var(--accent);
    font-size: var(--text-lg);
    line-height: 2;
}

.article-meta {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    padding-bottom: var(--space-6);
    margin-bottom: var(--space-12);
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: var(--space-6);
}

/* ============================================
   Image Gallery & Carousel
   ============================================ */
.article-container {
    display: flex;
    gap: var(--space-12);
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--space-8);
    align-items: flex-start;
}

/* When there's no sidebar, center the article */
.article-container:not(:has(.image-sidebar)) {
    max-width: var(--narrow-width);
}

.article-main {
    flex: 1;
    max-width: 85ch;
    min-width: 0;
}

/* When there's a sidebar, push article content to the left */
.article-container:has(.image-sidebar) .article-main {
    margin-left: 0;
    margin-right: auto;
    padding-left: 10%;
}

.image-sidebar {
    width: 400px;
    flex-shrink: 0;
    position: sticky;
    top: calc(80px + var(--space-8));
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    will-change: width, transform;
    transition:
        width 0.7s cubic-bezier(0.4, 0.0, 0.2, 1),
        transform 0.7s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.image-sidebar.compact {
    width: 200px;
    transform: scale(0.85);
    transform-origin: top right;
}

/* Smooth transitions for all child elements */
.image-sidebar .carousel-images,
.image-sidebar .image-carousel,
.image-sidebar .carousel-btn,
.image-sidebar .carousel-dots,
.image-sidebar .carousel-dot,
.image-sidebar .video-embed-container,
.image-sidebar .delete-video-btn,
.image-sidebar .image-actions {
    transition: all 0.7s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.image-sidebar.compact .carousel-images {
    aspect-ratio: 16/9;
}

.image-sidebar.compact .image-carousel {
    padding: var(--space-3);
}

.image-sidebar.compact .carousel-btn {
    width: 32px;
    height: 32px;
    font-size: 20px;
}

.image-sidebar.compact .carousel-dots {
    gap: var(--space-1);
}

.image-sidebar.compact .carousel-dot {
    width: 6px;
    height: 6px;
}

.image-sidebar.compact .video-embed-container {
    margin-bottom: var(--space-2);
}

.image-sidebar.compact .delete-video-btn {
    font-size: 0.65rem;
    padding: var(--space-1) var(--space-2);
}

.image-sidebar.compact .image-actions {
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
}

.image-sidebar:not(.compact) .image-actions {
    opacity: 1;
    transform: translateY(0);
}

.image-carousel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    padding: var(--space-6);
    position: relative;
}

.carousel-images {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: var(--border-radius);
    background: var(--bg-elevated);
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

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

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    backdrop-filter: blur(4px);
}

.carousel-btn:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-prev {
    left: var(--space-3);
}

.carousel-next {
    right: var(--space-3);
}

.carousel-dots {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    margin-top: var(--space-4);
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    padding: 0;
}

.carousel-dot:hover {
    background: var(--text-tertiary);
    transform: scale(1.2);
}

.carousel-dot.active {
    background: var(--accent);
    transform: scale(1.3);
}

.image-actions {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

.image-action-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
}

.image-filename {
    color: var(--text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.delete-image-btn {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
    background: transparent;
    color: #c85450;
    border: 1px solid #c85450;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.delete-image-btn:hover {
    background: #c85450;
    color: white;
}

/* Make carousel images clickable */
.carousel-slide img {
    cursor: pointer;
    transition: opacity 0.2s;
}

.carousel-slide img:hover {
    opacity: 0.9;
}

/* ============================================
   YouTube Video Embeds
   ============================================ */
.video-section {
    margin-top: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.video-embed-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.video-embed {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.delete-video-btn {
    width: 100%;
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    padding: var(--space-3);
    background: transparent;
    color: #c85450;
    border: none;
    border-top: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.delete-video-btn:hover {
    background: #c85450;
    color: white;
}

/* Responsive: Stack on mobile */
@media (max-width: 1024px) {
    .article-container {
        flex-direction: column;
    }

    .article-container:not(:has(.image-sidebar)) {
        max-width: 100%;
    }

    .article-main {
        max-width: 100%;
        padding-left: 0 !important;
        margin-left: 0 !important;
    }

    .image-sidebar {
        width: 100%;
        position: static;
        max-height: none;
    }
}

/* ============================================
   Image Lightbox
   ============================================ */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    backdrop-filter: blur(10px);
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease;
}

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

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 95vh;
    object-fit: contain;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    font-size: 32px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    z-index: 10000;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.lightbox-prev {
    left: 40px;
}

.lightbox-next {
    right: 40px;
}

.lightbox-counter {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: var(--space-3) var(--space-6);
    border-radius: 20px;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    backdrop-filter: blur(10px);
}

/* Hide nav buttons when there's only one image */
.lightbox.single-image .lightbox-nav {
    display: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .lightbox-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
        font-size: 24px;
    }

    .lightbox-nav {
        width: 48px;
        height: 48px;
        font-size: 28px;
    }

    .lightbox-prev {
        left: 10px;
    }

    .lightbox-next {
        right: 10px;
    }

    .lightbox-counter {
        bottom: 20px;
        font-size: var(--text-xs);
        padding: var(--space-2) var(--space-4);
    }
}

/* ============================================
   Forms - Write & Edit Pages
   ============================================ */
.form-container {
    max-width: var(--reading-width);
    margin: 0 auto;
    padding: var(--space-8) 0;
}

.form-header {
    margin-bottom: var(--space-12);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--border);
}

.form-header h1 {
    margin-bottom: var(--space-3);
    font-size: var(--text-3xl);
}

.form-subtitle {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.post-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-label {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-help {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin: 0;
    font-style: italic;
}

.form-input,
.form-textarea {
    font-family: var(--font-mono);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    padding: var(--space-4);
    transition: all 0.2s;
    width: 100%;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-elevated);
    box-shadow: 0 0 0 3px rgba(201, 166, 107, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-tertiary);
    font-style: italic;
}

.form-textarea {
    resize: vertical;
    min-height: 400px;
    line-height: var(--line-normal);
    font-feature-settings: "liga" 1, "calt" 1;
}

.form-actions {
    display: flex;
    gap: var(--space-4);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

.btn-primary,
.btn-secondary {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 600;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
    border: 2px solid var(--accent);
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(201, 166, 107, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 2px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.btn-primary:active,
.btn-secondary:active {
    transform: translateY(0);
}

/* Image Upload Section */
.form-image-section {
    margin-top: var(--space-24);
    padding: var(--space-8);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    background: var(--bg-secondary);
}

.form-image-section h3 {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--space-3) 0;
}

.image-upload-tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.upload-tab {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    padding: var(--space-3) var(--space-6);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.upload-tab:hover {
    color: var(--text-primary);
}

.upload-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.image-upload-area {
    margin: var(--space-6) 0;
    padding: var(--space-8);
    border: 2px dashed var(--border);
    border-radius: var(--border-radius);
    text-align: center;
    transition: all 0.2s;
    background: var(--bg-primary);
}

.image-upload-area.dragover {
    border-color: var(--accent);
    background: var(--bg-hover);
}

.upload-status {
    margin-top: var(--space-4);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    min-height: 1.5em;
}

.upload-status.info {
    color: var(--link);
}

.upload-status.success {
    color: #4a9960;
}

.upload-status.error {
    color: #c85450;
}

.current-images {
    margin-top: var(--space-6);
}

.no-images,
.error-message {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    font-style: italic;
    text-align: center;
    padding: var(--space-6);
}

.error-message {
    color: #c85450;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.image-grid-item {
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-elevated);
    transition: all 0.2s;
}

.image-grid-item:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.image-grid-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    display: block;
}

.image-grid-info {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.image-grid-filename {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-delete-image {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
    background: transparent;
    color: #c85450;
    border: 1px solid #c85450;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-delete-image:hover {
    background: #c85450;
    color: white;
}

.current-videos {
    margin-top: var(--space-8);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.video-grid-item {
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-elevated);
    transition: all 0.2s;
}

.video-grid-item:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.video-grid-preview {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--bg-secondary);
}

.video-grid-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-grid-info {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.video-grid-id {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-delete-video {
    font-family: var(--font-sans);
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
    background: transparent;
    color: #c85450;
    border: 1px solid #c85450;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-delete-video:hover {
    background: #c85450;
    color: white;
}

/* Danger Zone */
.form-danger-zone {
    margin-top: var(--space-24);
    padding: var(--space-8);
    border: 2px solid #c85450;
    border-radius: var(--border-radius);
    background: rgba(200, 84, 80, 0.05);
}

.form-danger-zone h3 {
    font-family: var(--font-sans);
    font-size: var(--text-xl);
    font-weight: 600;
    color: #c85450;
    margin: 0 0 var(--space-3) 0;
}

.form-danger-zone p {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

.btn-danger {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 600;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    background: transparent;
    color: #c85450;
    border: 2px solid #c85450;
}

.btn-danger:hover {
    background: #c85450;
    color: var(--bg-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(200, 84, 80, 0.4);
}

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

/* ============================================
   Footer
   ============================================ */
footer {
    margin-top: var(--space-24);
    padding-top: var(--space-12);
    border-top: 1px solid var(--border);
}

.status-bar {
    background: transparent;
    border: 1px solid var(--border);
    padding: var(--space-3) var(--space-6);
    margin-bottom: var(--space-6);
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    border-radius: 3px;
}

.status-bar .mode {
    color: var(--accent);
}

footer nav {
    justify-content: center;
    padding: var(--space-6) 0;
}

/* ============================================
   Flash Messages
   ============================================ */
.flash {
    padding: var(--space-4) var(--space-6);
    margin-bottom: var(--space-6);
    border-left: 3px solid;
    font-size: var(--text-sm);
}

.flash.success {
    background: var(--bg-secondary);
    border-color: #4a9960;
}

.flash.error {
    background: var(--bg-secondary);
    border-color: #c85450;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1440px) {
    :root {
        --content-width: 1200px;
    }
}

@media (max-width: 95vw) {
    :root {
        --content-width: 100%;
    }
}

@media (max-width: 768px) {
    .header-main {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }

    .header-actions {
        width: 100%;
    }

    header form {
        width: 100%;
    }

    header form input[type="text"] {
        flex: 1;
        width: 100%;
    }

    /* Stack table on mobile */
    .entries-table,
    .entries-table thead,
    .entries-table tbody,
    .entries-table tr,
    .entries-table td,
    .entries-table th {
        display: block;
    }

    .entries-table thead {
        display: none;
    }

    .entries-table tr {
        margin-bottom: var(--space-8);
        border: 1px solid var(--border);
        border-radius: 4px;
        padding: var(--space-4);
    }

    .entries-table td {
        padding: var(--space-2) 0;
    }

    .entries-table td:first-child {
        padding-left: 0;
    }

    .entry-number {
        display: inline-block;
        margin-bottom: var(--space-2);
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--space-8) var(--space-4);
    }

    header {
        padding: var(--space-4) 0;
    }

    .header-content {
        padding: 0 var(--space-4);
    }

    .form-container {
        padding: var(--space-6) var(--space-4);
    }

    .form-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

/* ============================================
   Accessibility
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Light mode adjustments */
[data-theme="light"] header {
    background-color: rgba(255, 255, 255, 0.85);
}

/* ============================================
   Pagination Styles
   ============================================ */
.pagination {
    margin: var(--space-12) 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.pagination-info {
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.01em;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 var(--space-3);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.pagination-btn:hover:not(.disabled):not(.active) {
    background-color: var(--bg-hover);
    border-color: var(--border-light);
    color: var(--accent-hover);
    transform: translateY(-1px);
}

.pagination-btn.active {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
    font-weight: 600;
    cursor: default;
}

.pagination-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.pagination-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    color: var(--text-tertiary);
    font-family: var(--font-sans);
    font-weight: 600;
    user-select: none;
}

/* Responsive pagination */
@media (max-width: 768px) {
    .pagination-controls {
        gap: var(--space-1);
    }

    .pagination-btn {
        min-width: 2.25rem;
        height: 2.25rem;
        font-size: var(--text-xs);
        padding: 0 var(--space-2);
    }
}

/* ============================================
   Reference Links Styles
   ============================================ */

/* References section - appears at bottom of article */
.references-section {
    margin: var(--space-6) 0;
    padding: var(--space-6);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.references-bottom {
    max-width: 65ch;
    margin: var(--space-8) auto;
}

.references-section h3 {
    font-family: var(--font-sans);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--accent);
    margin: 0 0 var(--space-4) 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.references-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.reference-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3);
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-light);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.reference-item:hover {
    border-color: var(--accent-dim);
    background-color: var(--bg-hover);
}

.reference-link {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    color: var(--link);
    text-decoration: none;
    transition: color 0.2s ease;
}

.reference-link:hover {
    color: var(--link-hover);
}

.reference-title {
    font-weight: 500;
}

.reference-url {
    color: var(--text-secondary);
    word-break: break-all;
}

.external-icon {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.delete-reference-btn {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    padding: 0;
    background-color: transparent;
    color: var(--text-tertiary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    font-size: var(--text-lg);
    line-height: 1;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.delete-reference-btn:hover {
    background-color: #dc3545;
    color: white;
    border-color: #dc3545;
}

/* References grid for edit page */
.references-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.reference-grid-item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.reference-grid-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.reference-grid-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--link);
    text-decoration: none;
    transition: color 0.2s ease;
}

.reference-grid-link:hover {
    color: var(--link-hover);
}

.reference-grid-title {
    flex: 1;
}

.reference-grid-url {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-secondary);
    word-break: break-all;
    line-height: 1.4;
}

.btn-delete-reference {
    flex-shrink: 0;
    padding: var(--space-2) var(--space-4);
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-delete-reference:hover {
    background-color: #dc3545;
    color: white;
    border-color: #dc3545;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .reference-item {
        flex-direction: column;
        align-items: stretch;
    }

    .delete-reference-btn {
        align-self: flex-end;
    }

    .reference-grid-item {
        flex-direction: column;
    }
}