/* === CSS Variables === */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-hover: #f5f5f5;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --accent: #cd7c53;
    --accent-hover: #b36a44;
    --accent-light: #f4ede8;
    --border: #e5e7eb;
    --shadow: rgba(0, 0, 0, 0.05);
    --shadow-lg: rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-sm: 8px;
}

html.dark {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #262626;
    --bg-hover: #2a2a2a;
    --text-primary: #f5f5f5;
    --text-secondary: #a3a3a3;
    --text-tertiary: #737373;
    --accent: #d4906f;
    --accent-hover: #e0a280;
    --accent-light: #2a2320;
    --border: #333333;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);
}

/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* === Header === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    animation: slideDown 0.4s ease;
    backdrop-filter: blur(10px);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: color 0.2s ease;
    animation: fadeIn 0.6s ease 0.2s both;
    user-select: none;
}

.site-title:hover {
    color: var(--accent);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    animation: fadeIn 0.6s ease 0.3s both;
}

.icon-btn:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent);
}

.icon-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-primary);
    stroke-width: 1.5;
    fill: none;
}

.theme-toggle .icon-hidden {
    display: none;
}

/* === Search Modal === */
.search-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1001;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(4px);
}

.search-overlay.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
    opacity: 1;
}

.search-modal {
    width: 90%;
    max-width: 600px;
    background-color: var(--bg-primary);
    border-radius: var(--radius);
    box-shadow: 0 20px 60px var(--shadow-lg);
    overflow: hidden;
    animation: slideInDown 0.3s ease;
}

@keyframes slideInDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.search-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    font-size: 1.125rem;
    color: var(--text-primary);
    outline: none;
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.search-close:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.search-close svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
    padding: 0.5rem;
}

.search-result-item {
    padding: 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.search-result-item:hover {
    background-color: var(--bg-secondary);
    border-color: var(--accent);
}

.search-result-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.search-result-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.search-no-results {
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

/* === Home Screen === */
.home-screen {
    flex: 1;
    padding: 4rem 1.5rem;
}

.home-container {
    max-width: 1100px;
    margin: 0 auto;
}

.home-hero {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 0.6s ease both;
}

.home-hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.1;
}

.home-hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.document-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.document-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.document-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.document-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px var(--shadow-lg);
    border-color: var(--accent);
}

.document-card:hover::before {
    transform: scaleX(1);
}

.document-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.document-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent);
    stroke-width: 2;
    fill: none;
}

.document-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.document-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.document-meta {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.document-date, .document-tags {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.document-tags {
    flex-wrap: wrap;
}

.tag {
    padding: 0.125rem 0.5rem;
    background-color: var(--accent-light);
    color: var(--accent);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* === Comments Section === */
.comments-card {
    background-color: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-top: 2rem;
}

.comments-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent);
}

#commentsContainer {
    min-height: 200px;
}

/* Giscus theme integration */
.giscus, .giscus-frame {
    width: 100%;
}

/* === Document View === */
.document-view {
    display: none;
    flex: 1;
}

.document-view.active {
    display: block;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    margin: 1.5rem 0;
}

.back-button:hover {
    background-color: var(--bg-hover);
    border-color: var(--accent);
}

.back-button svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.page-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.content-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: start;
    margin: 2rem auto;
}

/* === Table of Contents === */
.toc-sidebar {
    position: sticky;
    top: 100px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) transparent;
}

.toc-sidebar::-webkit-scrollbar {
    width: 6px;
}

.toc-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.toc-sidebar::-webkit-scrollbar-thumb {
    background-color: var(--accent);
    border-radius: 3px;
}

.toc-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.toc-list {
    list-style: none;
}

.toc-list li {
    margin-bottom: 0.5rem;
}

.toc-list a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    display: block;
    padding: 0.25rem 0;
    line-height: 1.4;
}

.toc-list a:hover {
    color: var(--accent);
    padding-left: 0.5rem;
}

.toc-list a.active {
    color: var(--accent);
    font-weight: 500;
    padding-left: 0.5rem;
    border-left: 2px solid var(--accent);
}

.toc-h3 {
    padding-left: 1rem;
    font-size: 0.8125rem;
}

/* === Mobile TOC === */
.toc-mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.toc-mobile-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.toc-mobile-panel {
    position: fixed;
    top: 0;
    left: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--bg-primary);
    z-index: 1000;
    overflow-y: auto;
    transition: left 0.3s ease;
    box-shadow: 2px 0 10px var(--shadow-lg);
}

.toc-mobile-panel.active {
    left: 0;
}

.toc-mobile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background-color: var(--bg-primary);
    z-index: 1;
}

.toc-mobile-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

.toc-mobile-close:hover {
    color: var(--text-primary);
}

.toc-mobile-close svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.toc-mobile-content {
    padding: 1.25rem;
}

/* === Content === */
.content-wrapper {
    min-width: 0;
}

.content-card {
    background-color: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

/* === Typography === */
#content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

#content h2 {
    font-size: 1.875rem;
    font-weight: 600;
    margin-top: 3rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--accent);
}

#content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

#content h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

#content p {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

#content ul, #content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

#content li {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

#content strong {
    font-weight: 600;
    color: var(--text-primary);
}

#content a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
    border-bottom: 1px solid transparent;
}

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

#content code {
    background-color: var(--bg-tertiary);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.875em;
    color: var(--text-primary);
}

#content pre {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin: 1.5rem 0;
    overflow-x: auto;
    line-height: 1.5;
}

#content pre code {
    background: none;
    padding: 0;
}

#content blockquote {
    background-color: var(--bg-tertiary);
    border-left: 4px solid var(--accent);
    padding: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-secondary);
}

#content hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2.5rem 0;
}

#content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    margin: 1.5rem 0;
}

#content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

#content th, #content td {
    padding: 0.75rem;
    border: 1px solid var(--border);
    text-align: left;
}

#content th {
    background-color: var(--bg-tertiary);
    font-weight: 600;
}

/* === Reading Progress === */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-hover) 100%);
    z-index: 101;
    transition: width 0.1s ease;
}

/* === Scroll to Top === */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background-color: var(--accent);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 99;
    box-shadow: 0 4px 12px var(--shadow-lg);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--accent-hover);
    transform: translateY(-4px);
}

.scroll-top svg {
    width: 24px;
    height: 24px;
    stroke: white;
    stroke-width: 2;
    fill: none;
}

/* === Reading Time === */
.reading-time {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    padding: 0.5rem 0;
}

.reading-time svg {
    width: 16px;
    height: 16px;
    stroke: var(--text-secondary);
    stroke-width: 2;
    fill: none;
}

/* === Loading State === */
.loading-state {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.error-state {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-secondary);
}

/* === 404 Page === */
.error-page {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.6s ease;
}

.error-container {
    text-align: center;
    max-width: 500px;
}

.error-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--accent);
    stroke-width: 2;
    fill: none;
}

.error-page h1 {
    font-size: 4rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}

.error-page h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.error-page p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.error-home-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.error-home-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-lg);
}

.error-home-btn svg {
    width: 20px;
    height: 20px;
    stroke: white;
    stroke-width: 2;
    fill: none;
}

/* === Footer === */
.site-footer {
    width: 100%;
    padding: 2rem 1.5rem;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-container a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* === Animations === */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Text Size Controls === */
.text-controls {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    animation: fadeIn 0.6s ease 0.4s both;
}

.text-size-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 600;
}

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

/* === Toast Notification === */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 12px var(--shadow-lg);
    z-index: 1002;
    opacity: 0;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-icon {
    width: 20px;
    height: 20px;
    stroke: var(--accent);
    stroke-width: 2;
    fill: none;
}

/* === Responsive === */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .toc-sidebar {
        display: none !important;
    }

    .toc-mobile-overlay {
        display: block;
    }

    .toc-mobile-toggle {
        display: flex !important;
    }
}

@media (min-width: 1025px) {
    .toc-mobile-toggle {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .home-hero h1 {
        font-size: 2.25rem;
    }

    .home-hero p {
        font-size: 1.125rem;
    }

    .document-grid {
        grid-template-columns: 1fr;
    }

    .content-card {
        padding: 1.5rem;
    }

    #content h1 {
        font-size: 2rem;
    }

    #content h2 {
        font-size: 1.5rem;
    }

    .text-controls {
        display: none;
    }

    .header-actions {
        gap: 0.25rem;
    }

    .icon-btn {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 480px) {
    .home-hero h1 {
        font-size: 1.875rem;
    }

    .header-container {
        padding: 1rem;
    }

    .home-screen {
        padding: 2rem 1rem;
    }

    .scroll-top {
        bottom: 1rem;
        right: 1rem;
        width: 44px;
        height: 44px;
    }
}

@media print {
    .site-header, .scroll-top, .toc-sidebar, .toc-mobile-panel, .toc-mobile-overlay, .back-button, .site-footer {
        display: none !important;
    }

    .content-layout {
        display: block;
    }

    .content-card {
        border: none;
        padding: 0;
    }
}
/* === Giscus Custom Styling === */
/* Override Giscus iframe styles to match blog theme */
.giscus, .giscus-frame {
    width: 100%;
}

/* Add custom styling wrapper for better integration */
#commentsContainer {
    /* Giscus inherits colors from parent, so we set them here */
    color-scheme: light dark;
}

html.dark #commentsContainer {
    color-scheme: dark;
}

/* Style the comments container to better match your design */
.comments-card {
    background-color: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-top: 2rem;
}

.comments-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent);
}

/* Ensure Giscus uses your blog's color scheme */
.giscus-frame {
    border: none !important;
    min-height: 150px;
}

/* Loading state for comments */
#commentsContainer .loading-state {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-secondary);
}

#commentsContainer .loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

#commentsContainer .error-state {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-secondary);
}