/* Designer-Grade Minimalist Theme - Premium Color Palette */

/* Light Theme - Warm, sophisticated, elegant */
:root {
    --gap: 24px;
    --content-gap: 20px;
    --nav-width: 1024px;
    --main-width: 720px;
    --header-height: 60px;
    --footer-height: 60px;
    --radius: 10px;
    
    /* Light theme - Premium warm palette with subtle blue-gray undertones */
    --theme: rgb(250, 250, 252);           /* Warm off-white with subtle cool undertone */
    --entry: rgb(255, 255, 255);            /* Pure white for cards - maximum contrast */
    --primary: rgb(18, 18, 22);             /* Deep charcoal with blue-gray hint */
    --secondary: rgb(92, 95, 102);          /* Sophisticated medium gray-blue */
    --tertiary: rgb(235, 237, 240);         /* Cool light gray for borders */
    --content: rgb(26, 28, 32);             /* Rich dark for content - excellent readability */
    --code-block-bg: rgb(248, 249, 251);    /* Very subtle cool gray for code */
    --code-bg: rgb(242, 244, 247);          /* Slightly deeper for inline code */
    --border: rgb(228, 231, 236);           /* Refined border with cool tone */
    
    /* Accent colors for interactive elements */
    --accent: rgb(59, 130, 246);            /* Modern blue accent */
    --accent-hover: rgb(37, 99, 235);       /* Deeper blue on hover */
    --accent-light: rgb(239, 246, 255);     /* Very light blue for highlights */
}

/* Dark Theme - Deep, rich, premium */
.dark {
    --theme: rgb(15, 16, 20);               /* Deep navy-black background */
    --entry: rgb(20, 22, 27);               /* Slightly lighter card - rich depth */
    --primary: rgb(234, 236, 240);          /* Soft warm light for text */
    --secondary: rgb(156, 163, 175);        /* Elegant medium gray */
    --tertiary: rgb(45, 48, 55);            /* Dark gray-blue for borders */
    --content: rgb(226, 228, 232);          /* Warm light gray for content */
    --code-block-bg: rgb(24, 26, 31);       /* Deep background for code */
    --code-bg: rgb(28, 31, 37);             /* Slightly lighter for inline code */
    --border: rgb(39, 42, 48);              /* Refined dark border */
    
    /* Accent colors for dark theme */
    --accent: rgb(96, 165, 250);            /* Bright blue accent */
    --accent-hover: rgb(147, 197, 253);     /* Lighter blue on hover */
    --accent-light: rgb(30, 58, 138);       /* Dark blue for highlights */
}

/* Premium post entry cards with sophisticated shadows */
.post-entry {
    border: 1px solid var(--border);
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.04),
        0 1px 2px rgba(0, 0, 0, 0.02);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--entry);
    backdrop-filter: blur(10px);
}

.post-entry:hover {
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.08),
        0 2px 4px rgba(0, 0, 0, 0.04);
    border-color: var(--tertiary);
    transform: translateY(-2px);
}

.dark .post-entry {
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.5),
        0 1px 2px rgba(0, 0, 0, 0.3);
}

.dark .post-entry:hover {
    box-shadow: 
        0 4px 12px rgba(0, 0, 0, 0.7),
        0 2px 4px rgba(0, 0, 0, 0.5);
    border-color: var(--tertiary);
}

/* Refined code blocks with subtle styling */
.post-content .highlight {
    border: 1px solid var(--border);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.post-content code {
    border: 1px solid var(--border);
    background: var(--code-bg);
    color: var(--content);
    font-weight: 500;
    padding: 3px 6px;
}

/* Premium table styling */
.post-content table {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.post-content table th {
    background: linear-gradient(to bottom, var(--code-bg), var(--tertiary));
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    font-size: 0.85em;
    letter-spacing: 0.5px;
}

.post-content table td {
    border-top: 1px solid var(--border);
}

/* Elegant blockquote with accent color */
.post-content blockquote {
    border-inline-start: 4px solid var(--accent);
    background: var(--accent-light);
    padding: 16px 20px;
    border-radius: 6px;
    margin: 24px 0;
    font-style: italic;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.dark .post-content blockquote {
    background: var(--accent-light);
    border-inline-start-color: var(--accent);
}

/* Refined pagination with accent colors */
.pagination a {
    border: 1px solid var(--border);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.pagination a:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.dark .pagination a:hover {
    background: var(--accent);
    box-shadow: 0 2px 4px rgba(96, 165, 250, 0.4);
}

/* Premium tag styling */
.post-tags a {
    border: 1px solid var(--border);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    background: var(--code-bg);
}

.post-tags a:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.25);
}

.dark .post-tags a:hover {
    background: var(--accent);
    box-shadow: 0 2px 4px rgba(96, 165, 250, 0.35);
}

/* Sophisticated TOC */
.toc {
    border: 1px solid var(--border);
    background: var(--code-bg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border-radius: var(--radius);
}

/* Premium header navigation */
#menu a {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    position: relative;
}

#menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#menu a:hover::after,
#menu .active::after {
    width: 100%;
}

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

#menu .active {
    color: var(--accent);
    font-weight: 600;
}

/* Refined social icons with hover effects */
.social-icons a {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 6px;
    padding: 8px;
}

.social-icons a:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    opacity: 1;
}

.dark .social-icons a:hover {
    background: var(--accent-light);
}

/* Smooth, premium transitions */
:root,
.dark,
body,
.post-entry,
.post-content,
.header,
.footer,
.nav {
    transition: background-color 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
                color 0.4s cubic-bezier(0.4, 0, 0.2, 1), 
                border-color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Premium link styling with accent color */
.post-content a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1.5px solid transparent;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.post-content a:hover {
    color: var(--accent-hover);
    border-bottom-color: var(--accent);
}

.dark .post-content a {
    color: var(--accent);
}

.dark .post-content a:hover {
    color: var(--accent-hover);
}

/* Elegant horizontal rule */
.post-content hr {
    background: linear-gradient(to right, 
        transparent, 
        var(--tertiary), 
        transparent);
    height: 1px;
    border: none;
    margin: 40px 0;
}

/* Premium button styling */
button#theme-toggle {
    opacity: 0.85;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 6px;
    padding: 4px;
}

button#theme-toggle:hover {
    opacity: 1;
    background: var(--accent-light);
    transform: scale(1.05);
}

/* Sophisticated top-link button */
.top-link {
    background: var(--entry);
    border: 1px solid var(--border);
    box-shadow: 
        0 4px 6px rgba(0, 0, 0, 0.1),
        0 2px 4px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark .top-link {
    box-shadow: 
        0 4px 6px rgba(0, 0, 0, 0.5),
        0 2px 4px rgba(0, 0, 0, 0.3);
}

.top-link:hover {
    box-shadow: 
        0 6px 12px rgba(0, 0, 0, 0.15),
        0 3px 6px rgba(0, 0, 0, 0.1);
    border-color: var(--accent);
    background: var(--accent);
    transform: translateY(-2px);
}

.dark .top-link:hover {
    box-shadow: 
        0 6px 12px rgba(0, 0, 0, 0.7),
        0 3px 6px rgba(0, 0, 0, 0.5);
}

.top-link:hover svg {
    color: white;
}

/* Refined archive styling */
.archive-item {
    border-bottom: 1px solid var(--border);
    padding-bottom: 16px;
    margin-bottom: 16px;
    transition: all 0.2s ease;
}

.archive-item:hover {
    padding-left: 8px;
    border-bottom-color: var(--accent);
}

.archive-item:last-child {
    border-bottom: none;
}

/* Premium logo styling */
.logo a {
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* Enhanced entry header */
.entry-header h2 {
    font-weight: 600;
    letter-spacing: -0.3px;
}

/* Refined post title */
.post-title {
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

/* Premium share buttons */
.share-buttons {
    border: 1px solid var(--border);
    background: var(--code-bg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.share-buttons a {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 6px;
    padding: 8px;
}

.share-buttons a:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

/* Sophisticated pagination nav */
.paginav {
    border: 1px solid var(--border);
    background: var(--code-bg);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border-radius: var(--radius);
}

.paginav a {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.paginav a:hover {
    background: var(--accent);
    color: white;
}

.dark .paginav a:hover {
    background: var(--accent);
}

/* Premium footer styling */
.footer {
    color: var(--secondary);
    font-weight: 400;
}

.footer a {
    transition: all 0.2s ease;
    border-bottom: 1px solid var(--tertiary);
}

.footer a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* Enhanced code syntax highlighting containers */
div.highlight,
pre {
    border-radius: var(--radius);
    overflow: hidden;
}

/* Refined image styling */
.post-content img {
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.post-content img:hover {
    transform: scale(1.01);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.dark .post-content img {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.dark .post-content img:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
}