/*
 * Theme Name: Narad-WP
 * Component: Single Post Layout
 * Description: Native Vanilla CSS styling for the Classic Narrow single post layout with Left TOC Sidebar.
 */

:root {
    --nrd-single-max-width: 1280px;
    --nrd-single-content-width: 800px;
    --nrd-single-sidebar-width: 250px;
    --nrd-single-primary: #4f46e5;
    /* indigo-600 */
    --nrd-single-text: #374151;
    /* gray-700 */
    --nrd-single-heading: #111827;
    /* gray-900 */
}

.narad-single-main-wrapper {
    background-color: #f3f4f6;
    /* gray-100 */
    padding-top: 5rem;
    padding-bottom: 5rem;
    font-family: var(--nrd-font-sans, 'Inter', sans-serif);
}

.narad-single-container {
    max-width: var(--nrd-single-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.narad-single-article {
    background-color: #ffffff;
    padding: 3rem 1.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-radius: 0.75rem;
    border: 1px solid #e5e7eb;
    width: 100%;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .narad-single-article {
        padding: 4rem 3rem;
    }
}

/* ==========================================================================
   Header Section
   ========================================================================== */
.narad-single-header {
    margin-bottom: 3rem;
    border-bottom: 1px solid #f3f4f6;
    /* gray-100 */
    padding-bottom: 3rem;
}

.narad-single-thumbnail {
    margin-bottom: 2rem;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.narad-single-thumbnail img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

.narad-single-header-content {
    text-align: center;
    max-width: 48rem;
    /* 3xl */
    margin: 0 auto;
}

.narad-single-cat {
    display: inline-block;
    background-color: #eef2ff;
    /* indigo-50 */
    color: var(--nrd-single-primary);
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    margin-bottom: 1rem;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.narad-single-cat:hover {
    background-color: #e0e7ff;
    /* indigo-100 */
}

.narad-single-title {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--nrd-single-heading);
    line-height: 1.1;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .narad-single-title {
        font-size: 3rem;
    }
}

.narad-single-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 500;
    color: #6b7280;
    /* gray-500 */
    gap: 1rem;
}

.narad-meta-author {
    display: flex;
    align-items: center;
}

.narad-meta-author img {
    width: 2rem;
    height: 2rem;
    border-radius: 9999px;
    margin-right: 0.5rem;
    border: 1px solid #e5e7eb;
}

.narad-meta-comments i {
    margin-right: 0.25rem;
}


/* ==========================================================================
   Flex Container logic (TOC on Left, Content on Right)
   ========================================================================== */
.narad-single-content-flex {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    position: relative;
}

@media (min-width: 1024px) {
    .narad-single-content-flex {
        flex-direction: row;
        gap: 4rem;
    }
}

/* ==========================================================================
   Left TOC Sidebar
   ========================================================================== */
.narad-single-sidebar-left {
    width: 100%;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .narad-single-sidebar-left {
        width: var(--nrd-single-sidebar-width);
    }
}

.narad-toc-widget {
    background-color: #f9fafb;
    /* gray-50 */
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 1.5rem;
    position: sticky;
    top: 2rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.narad-toc-title {
    font-size: 0.75rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--nrd-single-heading);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.narad-toc-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #4b5563;
    /* gray-600 */
    max-height: calc(100vh - 10rem);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #d1d5db transparent;
}

/* Webkit scrollbar for TOC */
.narad-toc-nav::-webkit-scrollbar {
    width: 4px;
}

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

.narad-toc-nav::-webkit-scrollbar-thumb {
    background-color: #d1d5db;
    border-radius: 4px;
}

/* Basic static styling for TOC items if generated by JS/Plugin */
.narad-toc-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.narad-toc-nav a {
    color: #4b5563;
    text-decoration: none;
    transition: color 0.3s ease;
}

.narad-toc-nav a:hover,
.narad-toc-nav a.active {
    color: var(--nrd-single-primary);
}


/* ==========================================================================
   Main Article Content Typography (Prose)
   ========================================================================== */
.narad-single-content-area {
    flex-grow: 1;
    max-width: var(--nrd-single-content-width);
    width: 100%;
    min-width: 0;
}

.narad-single-content-body {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--nrd-single-text);
    margin-bottom: 3rem;
}

.narad-single-content-body p {
    margin-bottom: 1.5rem;
}

.narad-single-content-body h1,
.narad-single-content-body h2,
.narad-single-content-body h3,
.narad-single-content-body h4,
.narad-single-content-body h5,
.narad-single-content-body h6 {
    color: var(--nrd-single-heading);
    font-weight: 700;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.25;
}

.narad-single-content-body h2 {
    font-size: 1.875rem;
    position: relative;
    padding-bottom: 0.6rem;
    margin-bottom: 1.5rem;
}

.narad-single-content-body h3 {
    font-size: 1.5rem;
}

.narad-single-content-body h4 {
    font-size: 1.25rem;
}

.narad-single-content-body a {
    color: var(--nrd-single-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.narad-single-content-body a:hover {
    color: #3730a3;
    /* indigo-800 */
}

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

.narad-single-content-body ul {
    list-style-type: disc;
}

.narad-single-content-body ol {
    list-style-type: decimal;
}

.narad-single-content-body li {
    margin-bottom: 0.5rem;
}

.narad-single-content-body blockquote {
    background-color: #eef2ff;
    /* indigo-50 */
    border-left: 4px solid var(--nrd-single-primary);
    padding: 1.5rem;
    margin: 2rem 0;
    font-size: 1.25rem;
    font-style: italic;
    font-weight: 500;
    color: #312e81;
    /* indigo-900 */
    border-radius: 0 0.5rem 0.5rem 0;
}

.narad-single-content-body blockquote p:last-child {
    margin-bottom: 0;
}

.narad-single-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 2rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.narad-single-content-body wp-block-image figcaption,
.narad-single-content-body figcaption {
    text-align: center;
    font-size: 0.875rem;
    color: #6b7280;
    margin-top: 0.75rem;
}

/* ==========================================================================
   Tags & Share
   ========================================================================== */
.narad-single-tags-share-wrap {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem 0;
    margin-bottom: 3rem;
    border-top: 1px solid #e5e7eb;
    border-bottom: 1px solid #e5e7eb;
}

@media (min-width: 640px) {
    .narad-single-tags-share-wrap {
        flex-direction: row;
    }
}

.narad-single-tags-wrap,
.narad-single-share-wrap {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.narad-tags-label,
.narad-share-label {
    font-size: 0.75rem;
    font-weight: 900;
    color: var(--nrd-single-heading);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.narad-tags-list a {
    display: inline-block;
    background-color: #f3f4f6;
    color: #4b5563;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.375rem 0.75rem;
    border-radius: 0.25rem;
    text-decoration: none;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.narad-tags-list a:hover {
    background-color: var(--nrd-single-primary);
    color: #ffffff;
}

.narad-share-icons {
    display: flex;
    gap: 0.5rem;
}

.narad-share-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background-color: #f3f4f6;
    color: #4b5563;
    border-radius: 9999px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.narad-share-icon:hover {
    color: #ffffff;
}

.narad-share-icon.facebook:hover {
    background-color: #2563eb;
}

/* blue-600 */
.narad-share-icon.twitter:hover {
    background-color: #0ea5e9;
}

/* sky-500 */
.narad-share-icon.linkedin:hover {
    background-color: #1e40af;
}

/* blue-800 */


/* ==========================================================================
   Author Box
   ========================================================================== */
.narad-single-author-box {
    background-color: #f9fafb;
    /* gray-50 */
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .narad-single-author-box {
        flex-direction: row;
        align-items: center;
    }
}

.narad-author-avatar img {
    border-radius: 9999px;
    border: 4px solid #ffffff;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    display: block;
}

.narad-author-info {
    text-align: center;
}

@media (min-width: 768px) {
    .narad-author-info {
        text-align: left;
    }
}

.narad-author-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--nrd-single-heading);
    margin-bottom: 0.5rem;
}

.narad-author-bio {
    font-size: 0.875rem;
    color: #4b5563;
    line-height: 1.625;
    margin: 0;
}


/* ==========================================================================
   Post Navigation
   ========================================================================== */
.post-navigation {
    margin-bottom: 3rem;
}

.nav-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.nav-previous,
.nav-next {
    width: 50%;
}

.nav-next {
    text-align: right;
}

.nav-previous a,
.nav-next a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--nrd-single-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-next a {
    justify-content: flex-end;
}

.nav-previous a:hover,
.nav-next a:hover {
    color: var(--nrd-single-primary);
}

.nav-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    background-color: #f3f4f6;
    flex-shrink: 0;
    transition: background-color 0.3s ease;
}

.nav-previous a:hover .nav-icon,
.nav-next a:hover .nav-icon {
    background-color: #e0e7ff;
    /* indigo-100 */
}

.nav-title {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}


/* ==========================================================================
   Comments
   ========================================================================== */
.comments-area {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid #f3f4f6;
    /* gray-100 */
}

.comments-title,
.comment-reply-title {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--nrd-single-heading);
    margin-bottom: 2rem;
    letter-spacing: -0.025em;
}

.comment-list {
    list-style: none;
    padding: 0;
    margin: 0 0 3rem;
}

.comment-list .comment {
    margin-bottom: 2rem;
}

.comment-body {
    background-color: #f9fafb;
    /* gray-50 */
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 1.5rem;
    position: relative;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.comment-meta {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    gap: 1rem;
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.comment-author img {
    border-radius: 9999px;
    border: 2px solid #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.comment-author cite,
.comment-author b {
    font-weight: 700;
    color: var(--nrd-single-heading);
    font-style: normal;
}

.comment-meta .comment-metadata a {
    color: #6b7280;
    /* gray-500 */
    font-size: 0.75rem;
    text-decoration: none;
}

.comment-meta .comment-metadata a:hover {
    color: var(--nrd-single-primary);
}

.comment-content {
    color: var(--nrd-single-text);
    font-size: 0.875rem;
    line-height: 1.625;
}

.comment-content p {
    margin-bottom: 1rem;
}

.comment-content p:last-child {
    margin-bottom: 0;
}

.reply a {
    display: inline-block;
    margin-top: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--nrd-single-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.reply a:hover {
    color: #3730a3;
    /* indigo-800 */
}

.children {
    list-style: none;
    margin: 2rem 0 0 0;
    padding: 0;
    border-left: 2px solid #e5e7eb;
    padding-left: 1.5rem;
}

@media (min-width: 768px) {
    .children {
        margin-left: 2rem;
    }
}

.comment-respond {
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.comment-form-comment label,
.comment-form-author label,
.comment-form-email label,
.comment-form-url label,
.comment-form-cookies-consent label {
    display: inline-block;
    font-weight: 700;
    color: var(--nrd-single-heading);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.comment-form-cookies-consent {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.comment-form-cookies-consent input {
    margin: 0;
}

.comment-form-cookies-consent label {
    margin-bottom: 0;
    font-weight: 500;
    color: #4b5563;
    /* gray-600 */
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    /* gray-300 */
    border-radius: 0.5rem;
    background-color: #ffffff;
    color: var(--nrd-single-text);
    margin-bottom: 1.5rem;
    font-family: inherit;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.comment-form input[type="text"]:focus,
.comment-form input[type="email"]:focus,
.comment-form input[type="url"]:focus,
.comment-form textarea:focus {
    outline: none;
    border-color: var(--nrd-single-primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.comment-form .submit {
    background-color: var(--nrd-single-primary);
    color: #ffffff;
    font-weight: 700;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.comment-form .submit:hover {
    background-color: #4338ca;
    /* indigo-700 */
}

/* ==========================================================================
   Table of Contents Formatting
   ========================================================================== */
.narad-toc-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.narad-toc-nested {
    border-left: 2px solid #f3f4f6;
    /* gray-100 */
    margin-left: 0.5rem;
    padding-left: 1rem;
    margin-top: 0.5rem;
}

.narad-toc-nav li {
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

/* ==========================================================================
   WordPress Formatting & Defaults (Gutenberg)
   ========================================================================== */
.narad-single-content-body {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* WordPress Alignments & Images */
.narad-single-content-body .alignnone {
    margin: 5px 20px 20px 0;
}

.narad-single-content-body .aligncenter,
.narad-single-content-body div.aligncenter {
    display: block;
    margin: 5px auto 5px auto;
}

.narad-single-content-body .alignright {
    float: right;
    margin: 5px 0 20px 20px;
}

.narad-single-content-body .alignleft {
    float: left;
    margin: 5px 20px 20px 0;
}

.narad-single-content-body .wp-block-image {
    margin-bottom: 2rem;
}

.narad-single-content-body .wp-block-image img {
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Code & Preformatted */
.narad-single-content-body pre {
    background-color: #1f2937;
    /* gray-800 */
    color: #f3f4f6;
    /* gray-100 */
    padding: 1.5rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    font-size: 0.875rem;
    margin-bottom: 2rem;
}

.narad-single-content-body code {
    background-color: #f3f4f6;
    color: #db2777;
    /* pink-600 */
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
    font-family: monospace;
}

.narad-single-content-body pre code {
    background-color: transparent;
    color: inherit;
    padding: 0;
    border-radius: 0;
}

/* Tables */
.narad-single-content-body table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
    overflow-x: auto;
    display: block;
}

@media (min-width: 768px) {
    .narad-single-content-body table {
        display: table;
    }
}

.narad-single-content-body th,
.narad-single-content-body td {
    padding: 0.75rem 1rem;
    border: 1px solid #e5e7eb;
    text-align: left;
}

.narad-single-content-body th {
    background-color: #f9fafb;
    font-weight: 700;
}

/* Responsive Embeds (YouTube, Vimeo, etc.) */
.narad-single-content-body .wp-block-embed,
.narad-single-content-body iframe {
    max-width: 100%;
    margin-bottom: 2rem;
}

.narad-single-content-body .wp-block-embed-youtube .wp-block-embed__wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 */
    height: 0;
    overflow: hidden;
}

.narad-single-content-body .wp-block-embed-youtube iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}