/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark mode variables */
[data-theme="dark"] {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;
    --border-color: #374151;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.5);
}

/* Auto dark mode based on system preference */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --primary-color: #3b82f6;
        --primary-dark: #2563eb;
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-light: #9ca3af;
        --bg-primary: #111827;
        --bg-secondary: #1f2937;
        --bg-tertiary: #374151;
        --border-color: #374151;
        --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
        --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.4);
        --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.5);
    }
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
}

/* Language switcher */
.language-switcher {
    display: flex;
    align-items: center;
    margin-left: 0.5rem;
    margin-right: 0.5rem;
    position: relative;
}

.language-dropdown {
    position: relative;
}

.language-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.5rem;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    min-width: 60px;
}

.language-dropdown-trigger:hover {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.language-dropdown-trigger:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color)20;
}

.flag-icon {
    font-size: 0.9rem;
    line-height: 1;
}

.language-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.dropdown-arrow {
    transition: transform 0.2s ease;
    color: var(--text-secondary);
}

.language-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.language-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: -0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 110px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition: all 0.2s ease;
    z-index: 1000;
}

.language-dropdown.active .language-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: none;
    background: none;
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
}

.language-option:hover {
    background: var(--bg-secondary);
    color: var(--primary-color);
}

.language-option.active {
    background: var(--primary-color);
    color: white;
}

.language-option.active .flag-icon {
    transform: scale(1.1);
}

/* Theme toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    margin-left: 0.5rem;
    margin-right: 0.5rem;
}

.theme-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.theme-toggle-btn:hover {
    border-color: var(--primary-color);
    background: var(--bg-secondary);
    transform: scale(1.05);
}

.theme-toggle-btn:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--primary-color)20;
}

.theme-icon {
    position: absolute;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.theme-icon-light {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.theme-icon-dark {
    opacity: 0;
    transform: rotate(180deg) scale(0.8);
}

[data-theme="dark"] .theme-icon-light {
    opacity: 0;
    transform: rotate(-180deg) scale(0.8);
}

[data-theme="dark"] .theme-icon-dark {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Auto dark mode theme icon states */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-icon-light {
        opacity: 0;
        transform: rotate(-180deg) scale(0.8);
    }
    
    :root:not([data-theme="light"]) .theme-icon-dark {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

/* Hamburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Main content */
.main-content {
    margin-top: 70px;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    padding: 4rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Posts section */
.posts-section {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: stretch;
    min-height: 400px;
}

/* Post card styles */
.post-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    max-height: 320px;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    display: block;
}

.post-card:hover .post-card-image img {
    transform: scale(1.05);
}

.post-card-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: 1rem;
}

.post-card-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.post-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    margin: 0;
    display: block;
    min-height: unset;
}

.post-card-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    flex-grow: 1;
    min-height: unset;
    display: block;
}

.post-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: auto;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.post-card-date {
    color: #1e40af; /* dark blue, distinct from main text, high contrast on light bg */
    font-weight: 500;
}

.post-card-readmore {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.post-card-readmore:hover {
    color: var(--primary-dark);
}

/* Post page styles */
.post-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
    margin-top: 5rem;
}

.post-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.post-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.post-meta {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.post-meta-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.post-meta-date {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.post-content {
    prose-styles: true;
}

/* Prose styles for markdown content */
.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4,
.post-content h5,
.post-content h6 {
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.post-content h1 { font-size: 2.25rem; }
.post-content h2 { font-size: 1.875rem; }
.post-content h3 { font-size: 1.5rem; }
.post-content h4 { font-size: 1.25rem; }

.post-content p {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.post-content blockquote {
    border-left: 4px solid var(--primary-color);
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 1rem 1rem 1rem 1rem;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    min-height: 60px;
}

.post-content blockquote p {
    margin: 0;
}

.post-content code {
    background: var(--bg-tertiary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--primary-color);
}

.post-content pre {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 1.5rem 0;
}

.post-content pre code {
    background: none;
    padding: 0;
    color: var(--text-primary);
}

.post-content ul,
.post-content ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

.post-content a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

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

/* Back button */
.back-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 2rem;
    transition: var(--transition);
    /* Button element specific styles */
    background: none;
    border: none;
    cursor: pointer;
    font-size: inherit;
    font-family: inherit;
    padding: 0;
}

.back-button:hover {
    color: var(--primary-dark);
    transform: translateX(-2px);
}

/* About page styles */
.about-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
    margin-top: 5rem;
}

.about-content {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.about-text {
    padding: 2rem;
}

/* Apply prose styles to About page markdown content */
.about-text h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
    text-align: center;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.about-text h2 {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1.1rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-text ul,
.about-text ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.about-text li {
    margin-bottom: 0.5rem;
    line-height: 1.7;
}

.about-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-text a {
    color: var(--primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.about-text a:hover {
    border-bottom-color: var(--primary-color);
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
    color: #374151; /* strong gray, more visible than before, but not pure black */
}

/* Loading state */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-primary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--border-color);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1.5rem 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .language-switcher {
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .lang-btn {
        padding: 0.3rem 0.6rem;
        font-size: 0.8rem;
    }

    .posts-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .hero {
        padding: 2rem 0;
    }

    .posts-section {
        padding: 2rem 0;
    }

    .about-container {
        padding: 1rem;
        margin-top: 4rem;
    }

    .about-header {
        padding: 1.5rem 1rem 1rem;
    }

    .about-title {
        font-size: 2rem;
    }

    .about-text {
        padding: 1.5rem 1rem;
    }

    .about-text h1 {
        font-size: 2rem;
    }

    .about-text h2 {
        font-size: 1.5rem;
    }

    .about-text h3 {
        font-size: 1.25rem;
    }

    .about-text p {
        font-size: 1rem;
    }

    .about-intro {
        font-size: 1.1rem !important;
    }

    .about-closing {
        padding: 1rem;
        margin-top: 1.5rem !important;
    }

    .post-card-content {
        padding: 1.25rem;
        gap: 0.875rem;
    }

    .post-card-header {
        gap: 0.75rem;
    }

    .post-card-title {
        min-height: 3rem;
        font-size: 1.1rem;
    }

    .post-card-excerpt {
        min-height: 4rem;
        font-size: 0.95rem;
        -webkit-line-clamp: 4;
    }

    .post-meta-info {
        gap: 0.75rem;
    }

    .post-card-image {
        max-height: 180px;
    }
}

@media (max-width: 480px) {
    .container,
    .nav-container {
        padding: 0 0.75rem;
    }

    .post-card-content {
        padding: 1rem;
        gap: 0.75rem;
    }

    .post-card-header {
        gap: 0.625rem;
    }

    .post-card-title {
        min-height: 2.75rem;
        font-size: 1.05rem;
    }

    .post-card-excerpt {
        min-height: 3.5rem;
        font-size: 0.9rem;
    }

    .language-switcher {
        margin-left: 0.25rem;
        margin-right: 0.25rem;
    }

    .nav-container {
        height: 60px;
    }

    .main-content {
        margin-top: 60px;
    }

    .navbar {
        height: 60px;
    }

    .nav-menu {
        top: 60px;
        height: calc(100vh - 60px);
    }

    .about-container {
        padding: 0.75rem;
        margin-top: 3.5rem;
    }

    .about-header {
        padding: 1rem 0.75rem 0.75rem;
    }

    .about-title {
        font-size: 1.75rem;
    }

    .about-text {
        padding: 1rem 0.75rem;
    }

    .about-text h1 {
        font-size: 1.75rem;
    }

    .about-text h2 {
        font-size: 1.375rem;
    }

    .about-text h3 {
        font-size: 1.125rem;
    }

    .about-text p {
        font-size: 1rem;
    }

    .about-intro {
        font-size: 1.1rem !important;
    }

    .about-closing {
        padding: 0.75rem;
    }

    .post-tag {
        font-size: 0.6875rem;
        padding: 0.25rem 0.6rem;
    }

    .post-meta-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .post-card-image {
        max-height: 180px;
    }
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-8 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-8 { margin-bottom: 2rem; }

.hidden { display: none; }
.block { display: block; }

/* Post tags */
.post-tag {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    border-radius: 9999px;
    transition: var(--transition);
    align-self: flex-start;
}

.tag-human {
    background-color: #dcfce7;
    color: #166534;
}

.tag-ai-assisted {
    background-color: #dbeafe;
    color: #1e40af;
}

.tag-ai {
    background-color: #fce7f3;
    color: #be185d;
}

.tag-translated {
    background-color: #fef3c7;
    color: #92400e;
}

.tag-default {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* Sharing buttons styles */
.sharing-section {
    margin-top: 3rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color, #e2e8f0);
}

.sharing-header {
    margin-bottom: 1.5rem;
}

.sharing-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-color, #1a202c);
    margin: 0;
}

.sharing-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 0.5rem;
    background: var(--card-bg, #ffffff);
    color: var(--text-color, #4a5568);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.share-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color, #3182ce);
}

.share-btn svg {
    flex-shrink: 0;
}

/* Specific button colors */
.copy-btn:hover {
    background-color: #f7fafc;
    border-color: #718096;
    color: #2d3748;
}

.whatsapp-btn:hover {
    background-color: #25d366;
    border-color: #25d366;
    color: white;
}

.twitter-btn:hover {
    background-color: #000000;
    border-color: #000000;
    color: white;
}

.linkedin-btn:hover {
    background-color: #0a66c2;
    border-color: #0a66c2;
    color: white;
}

.reddit-btn:hover {
    background-color: #ff4500;
    border-color: #ff4500;
    color: white;
}

.telegram-btn:hover {
    background-color: #0088cc;
    border-color: #0088cc;
    color: white;
}

/* Copy notification */
.copy-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color, #48bb78);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.copy-notification.show {
    transform: translateX(0);
    opacity: 1;
}

/* Responsive design for sharing buttons */
@media (max-width: 768px) {
    .sharing-buttons {
        gap: 0.5rem;
    }
    
    .share-btn {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .share-btn span {
        display: none;
    }
    
    .share-btn {
        min-width: 44px;
        justify-content: center;
    }
    
    .copy-notification {
        right: 10px;
        top: 10px;
        font-size: 0.8rem;
        padding: 0.5rem 0.75rem;
    }
}

/* Dark mode support for sharing buttons */
@media (prefers-color-scheme: dark) {
    .sharing-section {
        border-top-color: #2d3748;
    }
    
    .sharing-title {
        color: #f7fafc;
    }
    
    .share-btn {
        background: #2d3748;
        color: #cbd5e0;
        border-color: #4a5568;
    }
    
    .share-btn:hover {
        background: #4a5568;
        border-color: #718096;
    }
    
    .copy-btn:hover {
        background-color: #4a5568;
        border-color: #718096;
        color: #f7fafc;
    }
}

/* Dark mode post tags */
[data-theme="dark"] .tag-human {
    background-color: #064e3b;
    color: #6ee7b7;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tag-human {
        background-color: #064e3b;
        color: #6ee7b7;
    }
}

[data-theme="dark"] .tag-ai-assisted {
    background-color: #1e3a8a;
    color: #93c5fd;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tag-ai-assisted {
        background-color: #1e3a8a;
        color: #93c5fd;
    }
}

[data-theme="dark"] .tag-ai {
    background-color: #831843;
    color: #f9a8d4;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tag-ai {
        background-color: #831843;
        color: #f9a8d4;
    }
}

[data-theme="dark"] .tag-translated {
    background-color: #78350f;
    color: #fcd34d;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tag-translated {
        background-color: #78350f;
        color: #fcd34d;
    }
}

[data-theme="dark"] .tag-default {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tag-default {
        background-color: var(--bg-tertiary);
        color: var(--text-secondary);
    }
}

/* Dark mode navbar backdrop */
[data-theme="dark"] .navbar {
    background: rgba(17, 24, 39, 0.95);
    border-bottom-color: var(--border-color);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .navbar {
        background: rgba(17, 24, 39, 0.95);
        border-bottom-color: var(--border-color);
    }
}

/* Dark mode responsive adjustments */
@media (max-width: 768px) {
    [data-theme="dark"] .theme-toggle {
        margin-right: 0.25rem;
    }
    
    [data-theme="dark"] .theme-toggle-btn {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 768px) and (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle {
        margin-right: 0.25rem;
    }
    
    :root:not([data-theme="light"]) .theme-toggle-btn {
        width: 36px;
        height: 36px;
    }
}

/* Beautiful Custom Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
    text-decoration: underline dotted;
    color: var(--primary-color);
    transition: var(--transition);
}

.tooltip:hover {
    color: var(--primary-dark);
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 150%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
    max-width: 250px;
    white-space: normal;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(0.5rem);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    pointer-events: none;
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 135%;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid var(--bg-primary);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
    pointer-events: none;
}

.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Tooltip arrow border for better visual */
.tooltip::after {
    border-top-color: var(--border-color);
    filter: drop-shadow(0 1px 1px rgb(0 0 0 / 0.05));
}

/* Tooltip on mobile - position above text */
@media (max-width: 768px) {
    .tooltip::before {
        max-width: 200px;
        font-size: 0.8rem;
        padding: 0.625rem 0.875rem;
    }
    
    .tooltip::after {
        border-left-width: 6px;
        border-right-width: 6px;
        border-top-width: 6px;
    }
}

/* Enhanced tooltip with better positioning for edge cases */
.tooltip.tooltip-left::before {
    left: auto;
    right: 0;
    transform: translateX(0);
}

.tooltip.tooltip-left:hover::before {
    transform: translateX(0) translateY(0);
}

.tooltip.tooltip-left::after {
    left: auto;
    right: 8px;
    transform: translateX(0);
}

.tooltip.tooltip-right::before {
    left: 0;
    right: auto;
    transform: translateX(0);
}

.tooltip.tooltip-right:hover::before {
    transform: translateX(0) translateY(0);
}

.tooltip.tooltip-right::after {
    left: 8px;
    right: auto;
    transform: translateX(0);
}

/* Dark mode tooltip styles */
[data-theme="dark"] .tooltip::after {
    border-top-color: var(--bg-primary);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .tooltip::after {
        border-top-color: var(--bg-primary);
    }
}

/* Prevent CLS: reserve space for posts grid and container */
.posts-grid {
    min-height: 400px; /* Adjust as needed for your typical post card height */
}

.posts-section .container {
    min-height: 500px; /* Adjust as needed for your layout */
}

.loading {
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.no-image-bg {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    /* fallback for light mode */
}
[data-theme="dark"] .no-image-bg {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .no-image-bg {
        background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    }
}

[data-theme="dark"] .post-card-date {
    color: #93c5fd !important; /* Light blue, very visible on dark backgrounds */
}

[data-theme="dark"] .footer {
    color: #d1d5db !important; /* Light gray, readable on dark backgrounds */
}

/* Newsletter form styles */
.newsletter-form {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}
.newsletter-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}
.newsletter-form .newsletter-fields {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    width: 100%;
}
.newsletter-form input[type="email"] {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    border: 1px solid #ccc;
    min-width: 200px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}
.newsletter-form input[type="email"]:focus {
    border-color: var(--primary-color);
}
.newsletter-form button[type="submit"] {
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: background 0.2s;
}
.newsletter-form button[type="submit"]:hover {
    background: var(--primary-dark);
}
@media (max-width: 600px) {
    .newsletter-form .newsletter-fields {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }
    .newsletter-form input[type="email"] {
        min-width: 0;
        width: 100%;
    }
    .newsletter-form button[type="submit"] {
        width: 100%;
    }
}

/* Custom tooltip for post tags */
.post-tag-tooltip-wrapper {
    position: relative;
    display: inline-block;
}

.post-tag-tooltip {
    visibility: hidden;
    opacity: 0;
    min-width: 220px;
    max-width: 320px;
    background: #222;
    color: #fff;
    text-align: left;
    border-radius: 8px;
    padding: 0.75em 1em;
    position: absolute;
    z-index: 100;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) scale(0.98);
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
    font-size: 0.95em;
    pointer-events: auto;
    transition: opacity 0.18s, visibility 0.18s, transform 0.18s;
    white-space: pre-line;
}

.post-tag-tooltip-wrapper:focus-within .post-tag-tooltip,
.post-tag-tooltip-wrapper:hover .post-tag-tooltip {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

.post-tag-tooltip a {
    color: #fcd34d;
    text-decoration: underline;
    word-break: break-all;
}

@media (prefers-color-scheme: dark) {
    .post-tag-tooltip {
        background: #333;
        color: #fcd34d;
    }
    .post-tag-tooltip a {
        color: #fbbf24;
    }
}

/* Optional: arrow for tooltip */
.post-tag-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 7px;
    border-style: solid;
    border-color: #222 transparent transparent transparent;
}
@media (prefers-color-scheme: dark) {
    .post-tag-tooltip::after {
        border-color: #333 transparent transparent transparent;
    }
}

/* Beautiful Markdown Table Styles */
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0 2.5rem 0;
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  font-size: 1rem;
}

.post-content th,
.post-content td {
  padding: 0.85em 1.2em;
  border: 1px solid var(--border-color);
  text-align: left;
}

.post-content th {
  background: var(--primary-color);
  color: #fff;
  font-weight: 600;
  font-size: 1.05em;
  letter-spacing: 0.02em;
}

.post-content tr:nth-child(even) td {
  background: var(--bg-tertiary);
}


@media (max-width: 600px) {
  .post-content table,
  .post-content thead,
  .post-content tbody,
  .post-content th,
  .post-content td,
  .post-content tr {
    display: block;
    width: 100%;
  }
  .post-content thead {
    display: none;
  }
  .post-content tr {
    margin-bottom: 1.2em;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    background: var(--bg-secondary);
  }
  .post-content td {
    border: none;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 50%;
    min-height: 2.5em;
    text-align: left;
  }
  .post-content td:before {
    position: absolute;
    top: 0;
    left: 1em;
    width: 45%;
    white-space: nowrap;
    font-weight: 600;
    color: var(--primary-color);
    content: attr(data-label);
  }
}

[data-theme="dark"] .post-content table {
  background: var(--bg-secondary);
  box-shadow: var(--shadow-md);
}
[data-theme="dark"] .post-content th {
  background: var(--primary-dark);
  color: #fff;
}
[data-theme="dark"] .post-content td {
  background: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--border-color);
}
[data-theme="dark"] .post-content tr:nth-child(even) td {
  background: var(--bg-tertiary);
}
