/*
==================================================
OK Daily Theme - Main Stylesheet
Version: 5.0 (Definitive Master Reset)
==================================================

TABLE OF CONTENTS
--------------------------------------------------
1. Variables & Global Styles
2. Header & Navigation
3. Homepage: Hero Section & Post Grid
4. Footer & Widgets
5. Core Content & Typography
6. Comments Section
7. Archive & Blog Index Styles
8. Pagination & Ads
9. Overlays (Mobile Menu & Search)
10. Master Single Post Layout
11. Responsive Media Queries

*/

/* --- 1. Variables & Global Styles --- */
html {
    scroll-behavior: smooth;
}

:root {
    --color-background: #121212; --color-surface: #1E1E1E; --color-primary: #00AEEF; --color-text-primary: #EAEAEA; --color-text-secondary: #A0A0A0; --color-border: #333333;
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-weight-bold: 700; --font-weight-black: 900;
}
body.light-mode {
    --color-background: #F0F2F5; --color-surface: #FFFFFF; --color-primary: #0088CC; --color-text-primary: #1C1E21; --color-text-secondary: #65676B; --color-border: #CED0D4;
}
body { font-family: var(--font-family-sans); background-color: var(--color-background); color: var(--color-text-primary); margin: 0; font-size: 16px; line-height: 1.7; overflow-x: hidden; transition: background-color 0.3s ease, color 0.3s ease; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
a { color: var(--color-primary); text-decoration: none; transition: color 0.2s ease-in-out; }
a:hover { color: var(--color-text-primary); }
h1, h2, h3, h4, h5, h6 { font-weight: var(--font-weight-bold); line-height: 1.2; }
img { max-width: 100%; height: auto; display: block; }
.screen-reader-text { border: 0; clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); height: 1px; margin: -1px; overflow: hidden; padding: 0; position: absolute !important; width: 1px; word-wrap: normal !important; }
.skip-link:focus { background-color: var(--color-primary); border-radius: 4px; box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.6); clip: auto !important; clip-path: none; color: #fff; display: block; font-size: 0.9rem; font-weight: bold; height: auto; left: 5px; line-height: normal; padding: 15px 23px 14px; text-decoration: none; top: 5px; width: auto; z-index: 100000; position: absolute; }

/* --- 2. Header & Navigation --- */
.site-header { background-color: var(--color-surface); border-bottom: 1px solid var(--color-border); padding: 15px 0; position: relative; z-index: 100; transition: background-color 0.3s ease, border-color 0.3s ease; }
.header-container { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.header-left, .header-right { display: flex; align-items: center; gap: 20px; }
.site-branding { flex-shrink: 0; }
.site-title, .site-branding p { margin: 0; font-size: 1.8rem; }
.site-title a { color: var(--color-text-primary); }
.custom-logo-link img { max-height: 40px; width: auto; display: block; }
.header-actions { display: flex; align-items: center; gap: 15px; }
.theme-toggle, .mobile-search-toggle { background: none; border: none; padding: 5px; cursor: pointer; color: var(--color-text-secondary); line-height: 0; }
.theme-toggle:hover, .mobile-search-toggle:hover { color: var(--color-primary); }
.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
body.light-mode .theme-toggle .sun-icon { display: block; }
body.light-mode .theme-toggle .moon-icon { display: none; }
.main-navigation ul { margin: 0; padding: 0; list-style: none; display: flex; gap: 20px; }
.main-navigation li { position: relative; }
.main-navigation a { color: var(--color-text-secondary); font-weight: bold; font-size: 0.9rem; text-transform: uppercase; }
.main-navigation .menu-item-has-children > a::after { content: '▾'; font-size: 1em; margin-left: 6px; display: inline-block; }
.main-navigation ul ul.sub-menu { position: absolute; top: 100%; left: 0; background-color: var(--color-surface); border: 1px solid var(--color-border); border-top: 2px solid var(--color-primary); padding: 10px 0; min-width: 220px; z-index: 1000; box-shadow: 0 5px 15px rgba(0,0,0,0.3); border-radius: 4px; display: block; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease; }
.main-navigation ul li:hover > ul.sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.main-navigation ul ul.sub-menu li { display: block; }
.main-navigation ul ul.sub-menu a { padding: 10px 20px; display: block; white-space: nowrap; text-transform: none; font-weight: normal; color: var(--color-text-secondary); }
.main-navigation ul ul.sub-menu a:hover { background-color: var(--color-primary); color: #fff; }
.site { background-color: var(--color-background); position: relative; z-index: 1; transition: background-color 0.3s ease; }
.header-actions .search-form { position: relative; width: 250px; }
.search-field { width: 100%; height: 40px; padding: 0 40px 0 15px; background-color: var(--color-background); border: 1px solid var(--color-border); border-radius: 20px; color: var(--color-text-primary); transition: border-color 0.2s ease; }
.search-field:focus { outline: none; border-color: var(--color-primary); }
.search-submit { position: absolute; top: 0; right: 0; height: 40px; width: 40px; background: transparent; border: 0; color: var(--color-text-secondary); cursor: pointer; padding: 0; display: flex; align-items: center; justify-content: center; }
.search-submit:hover { color: var(--color-primary); }
.mobile-menu-toggle { display: none; background: none; border: none; padding: 10px; cursor: pointer; z-index: 103; position: relative; }
.mobile-search-toggle { display: none; }
.hamburger-box { width: 24px; height: 18px; display: inline-block; position: relative; }
.hamburger-inner { display: block; top: 50%; margin-top: -1.5px; }
.hamburger-inner, .hamburger-inner::before, .hamburger-inner::after { width: 24px; height: 3px; background-color: var(--color-text-primary); border-radius: 3px; position: absolute; transition-property: transform; transition-duration: 0.15s; transition-timing-function: ease; }
.hamburger-inner::before, .hamburger-inner::after { content: ""; display: block; }
.hamburger-inner::before { top: -8px; transition: top 0.1s 0.25s ease-in, opacity 0.1s ease-in; }
.hamburger-inner::after { bottom: -8px; transition: bottom 0.1s 0.25s ease-in, transform 0.22s cubic-bezier(0.55, 0.055, 0.675, 0.19); }
body.mobile-menu-open .hamburger-inner { transform: rotate(225deg); transition-delay: 0.12s; transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1); }
body.mobile-menu-open .hamburger-inner::before { top: 0; opacity: 0; transition: top 0.1s ease-out, opacity 0.1s 0.12s ease-out; }
body.mobile-menu-open .hamburger-inner::after { bottom: 0; transform: rotate(-90deg); transition: bottom 0.1s ease-out, transform 0.22s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1); }

/* --- 3. Homepage: Hero Section & Post Grid --- */
.hero-section { position: relative; height: 60vh; min-height: 400px; background-size: cover; background-position: center center; display: flex; align-items: center; justify-content: center; text-align: center; color: #fff; }
.hero-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.6); }
.hero-content { position: relative; z-index: 2; }
.hero-title { font-size: 3.5rem; font-weight: var(--font-weight-black); margin: 0 0 10px; }
.hero-description { font-size: 1.2rem; color: rgba(255,255,255,0.8); }
.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 30px; }
.grid-item { background-color: var(--color-surface); border: 1px solid var(--color-border); border-radius: 8px; overflow: hidden; transition: all 0.2s ease-in-out; }
.grid-item:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(0,0,0,0.3); }
.grid-item-thumbnail img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.grid-item-content { padding: 20px; }
.grid-item-title a { font-size: 1.25rem; color: var(--color-text-primary); }
.grid-item-meta { font-size: 0.85rem; color: var(--color-text-secondary); margin-top: 10px; }

/* --- 5. Footer & Widgets --- */
.site-footer { padding: 60px 0 30px; }
.footer-widgets { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-bottom: 40px; }
.widget { color: var(--color-text-secondary); }
.widget-title { font-size: 1.1rem; font-weight: var(--font-weight-bold); color: var(--color-text-primary); margin-top: 0; margin-bottom: 1.5rem; text-transform: uppercase; }
.widget ul { list-style: none; padding-left: 0; margin: 0; }
.widget ul li { margin-bottom: 10px; }
.widget ul li a { color: var(--color-text-secondary); }
.widget ul li a:hover { color: var(--color-primary); }
.footer-copyright { margin-top: 30px; padding-top: 30px; border-top: 1px solid var(--color-border); text-align: center; font-size: 0.9rem; color: var(--color-text-secondary); }
.footer-copyright p { margin: 0; }

/* --- 6. Core Content & Typography --- */
.entry-content p, .entry-content li { font-size: 1.1rem; line-height: 1.8; }
.entry-content a { text-decoration: underline; text-decoration-color: var(--color-primary); }
.entry-content h2, .entry-content h3, .entry-content h4 { margin-top: 2.5em; margin-bottom: 1em; color: #fff; }
body.light-mode .entry-content h2, body.light-mode .entry-content h3, body.light-mode .entry-content h4 { color: var(--color-text-primary); }
.entry-content blockquote { border-left: 3px solid var(--color-primary); margin: 2em 0; padding: 1em 1.5em; font-style: italic; font-size: 1.2rem; background-color: var(--color-surface); transition: background-color 0.3s ease; }
.entry-footer { margin-top: 2.5rem; }
.post-tags span { font-weight: bold; color: var(--color-text-primary); }
.post-tags a { display: inline-block; background-color: var(--color-surface); border: 1px solid var(--color-border); padding: 5px 12px; margin: 4px; border-radius: 4px; font-size: 0.85rem; }
.post-tags a:hover { background-color: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* --- 7. Comments Section --- */
.comments-area-wrapper { margin-top: 3rem; background-color: var(--color-surface); padding: 30px; border: 1px solid var(--color-border); border-radius: 4px; max-width: 800px; margin-left: auto; margin-right: auto; }
.comments-title, .comment-reply-title { font-size: 1.8rem; margin-top: 0; margin-bottom: 2rem; font-weight: var(--font-weight-black); color: var(--color-text-primary); }
.comment-list { list-style: none; padding: 0; margin: 0 0 2rem 0; }
.comment-list .comment-body { border-bottom: 1px solid var(--color-border); padding-bottom: 1.5rem; margin-bottom: 1.5rem; }
.comment-list ol.children { list-style: none; padding-left: 30px; margin-top: 1.5rem; }
.comment-author { display: flex; align-items: center; gap: 15px; margin-bottom: 1rem; }
.comment-author .avatar { border-radius: 50%; }
.comment-author .fn { font-weight: bold; font-style: normal; color: var(--color-text-primary); }
.comment-meta { font-size: 0.85rem; color: var(--color-text-secondary); }
.comment-content p:last-child { margin-bottom: 0; }
.reply { margin-top: 1rem; }
.comment-reply-link { font-size: 0.85rem; font-weight: bold; text-decoration: none; background-color: var(--color-background); padding: 5px 12px; border-radius: 4px; }
.comment-form p { margin-bottom: 1rem; }
.comment-form label { display: block; font-weight: bold; margin-bottom: 5px; font-size: 0.9rem; }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea { width: 100%; background: var(--color-background); border: 1px solid var(--color-border); color: var(--color-text-primary); padding: 12px; border-radius: 4px; transition: border-color 0.2s ease; box-sizing: border-box; }
.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(--color-primary); }
.comment-form .required { color: var(--color-primary); }
.comment-form .form-submit { margin: 0; }
.comment-form input[type="submit"] { background: var(--color-primary); color: #fff; border: 0; padding: 12px 24px; border-radius: 4px; font-weight: bold; cursor: pointer; transition: background-color 0.2s ease; }
.comment-form input[type="submit"]:hover { filter: brightness(110%); }
.comment-notes, .logged-in-as { font-size: 0.85rem; color: var(--color-text-secondary); }

/* --- 8. Archive & Blog Index Styles --- */
.archive-header { background-color: var(--color-surface); padding: 2rem; margin-bottom: 3rem; border-radius: 8px; border-left: 4px solid var(--color-primary); transition: background-color 0.3s ease; }
.archive-title { font-size: 2.2rem; font-weight: var(--font-weight-black); margin: 0; }
.archive-description { margin-top: 0.5rem; color: var(--color-text-secondary); }
.archive-post-item { display: flex; gap: 25px; background-color: var(--color-surface); padding: 20px; border-radius: 8px; border: 1px solid var(--color-border); margin-bottom: 1.5rem; transition: all 0.2s ease; }
.archive-post-item:hover { border-color: var(--color-primary); }
.archive-item-thumbnail a { display: block; width: 150px; height: 150px; }
.archive-item-thumbnail img { width: 100%; height: 100%; object-fit: cover; border-radius: 4px; }
.archive-item-content { flex: 1; }
.archive-item-title { margin: 0 0 10px 0; }
.archive-item-title a { font-size: 1.5rem; color: var(--color-text-primary); }
.archive-item-meta { font-size: 0.85rem; color: var(--color-text-secondary); margin-bottom: 10px; }
.archive-item-meta span { margin-right: 15px; }
.archive-item-meta a { color: var(--color-text-secondary); }
.archive-item-meta a:hover { color: var(--color-primary); }
.archive-item-excerpt p { margin: 0; color: var(--color-text-secondary); }

/* --- 9. Pagination --- */
.pagination { margin-top: 3rem; display: flex; justify-content: center; gap: 10px; }
.pagination .nav-links { display: flex; gap: 10px; }
.pagination .page-numbers { display: block; padding: 10px 18px; background-color: var(--color-surface); border: 1px solid var(--color-border); border-radius: 4px; color: var(--color-text-primary); transition: all 0.2s ease; }
.pagination .page-numbers:hover { background-color: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .page-numbers.current { background-color: var(--color-primary); color: #fff; border-color: var(--color-primary); cursor: default; }

/* --- 10. Social Sharing, Related Posts, Ads --- */
.social-share-container { margin-top: 1.5rem; }
.social-share-title { font-size: 0.9rem; font-weight: bold; color: var(--color-text-secondary); margin-right: 10px; text-transform: uppercase; display: inline-block !important; }
.social-share-buttons { list-style: none; padding-left: 0; margin: 0; display: inline-flex; vertical-align: middle; gap: 15px; }
.social-share-button { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background-color: var(--color-surface); color: var(--color-text-secondary); border: 1px solid var(--color-border); transition: all 0.2s ease-in-out; }
.social-share-button:hover { color: #fff; transform: translateY(-3px); }
.social-share-button.social-facebook:hover { background-color: #1877F2; border-color: #1877F2; }
.social-share-button.social-twitter:hover { background-color: #1DA1F2; border-color: #1DA1F2; }
.social-share-button.social-linkedin:hover { background-color: #0A66C2; border-color: #0A66C2; }
.social-share-button.social-email:hover { background-color: #7d7d7d; border-color: #7d7d7d; }
.related-posts-section { margin-top: 3rem; padding: 30px; background-color: var(--color-surface); border: 1px solid var(--color-border); border-radius: 4px; }
.related-posts-title { font-size: 1.8rem; font-weight: var(--font-weight-black); text-align: center; margin-top: 0; margin-bottom: 2.5rem; }
.related-posts-section .post-grid { grid-template-columns: repeat(3, 1fr); }
.in-article-ad { margin: 2.5rem auto; text-align: center; }
.after-comments-ad { margin: 3rem auto 0; text-align: center; }

/* --- 11. Mobile Menu & Overlays --- */
.nav-container { position: fixed; top: 0; left: -280px; width: 280px; height: 100vh; background-color: var(--color-surface); flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 0; transition: transform 0.3s ease-in-out, background-color 0.3s ease; z-index: 102; overflow-y: auto; display: flex; border-right: 1px solid var(--color-border); }
body.mobile-menu-open .nav-container { transform: translateX(280px); }
.mobile-menu-top { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 15px 20px; border-bottom: 1px solid var(--color-border); flex-shrink: 0; box-sizing: border-box; }
.mobile-menu-user-links { display: flex; align-items: center; gap: 10px; }
.mobile-menu-user-links a { font-weight: bold; color: var(--color-text-primary); }
.mobile-menu-user-links a.user-display-name { max-width: 120px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mobile-menu-user-links .separator { color: var(--color-text-secondary); line-height: 1; }
.user-icon-link { color: var(--color-text-secondary); transition: color 0.2s ease; display: flex; align-items: center; justify-content: center; height: 100%; }
.user-icon-link svg { display: block; }
.user-icon-link:hover { color: var(--color-primary); }
.main-navigation-mobile { width: 100%; }
.main-navigation-mobile ul { list-style: none; margin: 0; padding: 0; }
.main-navigation-mobile ul li { position: relative; border-bottom: 1px solid var(--color-border); }
.main-navigation-mobile > ul > li::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; }
.main-navigation-mobile > ul > li:nth-child(1)::before { background-color: #3b5998; }
.main-navigation-mobile > ul > li:nth-child(2)::before { background-color: #9c27b0; }
.main-navigation-mobile > ul > li:nth-child(3)::before { background-color: #1e88e5; }
.main-navigation-mobile > ul > li:nth-child(4)::before { background-color: #e53935; }
.main-navigation-mobile > ul > li:nth-child(5)::before { background-color: #43a047; }
.main-navigation-mobile > ul > li:nth-child(6)::before { background-color: #fdd835; }
.main-navigation-mobile > ul > li:nth-child(7)::before { background-color: #fb8c00; }
.main-navigation-mobile a { display: block; padding: 15px 40px 15px 20px; font-size: 1.1rem; text-transform: none; color: var(--color-text-primary); }
.submenu-toggle { position: absolute; top: 0; right: 0; height: 53px; width: 50px; background: transparent; border: none; color: var(--color-text-secondary); cursor: pointer; display: flex; align-items: center; justify-content: center; border-left: 1px solid var(--color-border); }
.submenu-toggle svg { width: 20px; height: 20px; transition: transform 0.2s ease; }
.menu-item-has-children.is-open > .submenu-toggle svg { transform: rotate(180deg); }
.main-navigation-mobile ul ul.sub-menu { display: none; background-color: rgba(0,0,0,0.2); padding-left: 0; list-style: none; }
body.light-mode .main-navigation-mobile ul ul.sub-menu { background-color: rgba(0,0,0,0.05); }
.menu-item-has-children.is-open > ul.sub-menu { display: block; }
.main-navigation-mobile ul ul.sub-menu a { padding-left: 30px; font-size: 1rem; border-bottom: 1px solid var(--color-border); }
.main-navigation-mobile ul ul.sub-menu li:last-child a { border-bottom: none; }
.mobile-menu-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.6); opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; z-index: 101; cursor: pointer; }
body.mobile-menu-open .mobile-menu-overlay { opacity: 1; visibility: visible; }
.close-mobile-menu { position: fixed; top: 15px; left: 295px; background: none; border: none; padding: 10px; cursor: pointer; color: #FFF; line-height: 0; z-index: 103; opacity: 0; visibility: hidden; transform: scale(0.8); transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease; }
body.mobile-menu-open .close-mobile-menu { opacity: 1; visibility: visible; transform: scale(1); transition-delay: 0.1s; }
.close-mobile-menu:hover { color: var(--color-primary); transform: scale(1) rotate(90deg); }

/* --- 12. Search Overlay Styles --- */
.search-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(18, 18, 18, 0.98); z-index: 1000; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; }
body.light-mode .search-overlay { background-color: rgba(240, 242, 245, 0.98); }
body.search-overlay-open .search-overlay { opacity: 1; visibility: visible; }
.close-search-overlay { position: absolute; top: 20px; right: 20px; background: none; border: none; padding: 10px; cursor: pointer; color: var(--color-text-secondary); line-height: 0; transition: color 0.2s ease, transform 0.2s ease; }
.close-search-overlay:hover { color: var(--color-primary); transform: rotate(90deg); }
.search-overlay-content { width: 90%; max-width: 600px; }
.search-overlay .search-form { width: 100%; }
.search-overlay .search-field { height: 60px; font-size: 1.5rem; font-weight: bold; text-align: center; background: transparent; border: none; border-bottom: 2px solid var(--color-border); border-radius: 0; padding: 10px 0; }
.search-overlay .search-field:focus { border-color: var(--color-primary); }
.search-overlay .search-submit { display: none; }

/* --- 13. Master Single Post Layout --- */
.main-content-area {
    padding-top: 0;
}
.master-layout-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}
.master-layout-header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.breadcrumbs {
    padding: 0.5rem 0;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: capitalize;
    color: var(--color-text-secondary);
}
.breadcrumbs a {
    color: var(--color-text-secondary);
}
.breadcrumbs a:hover {
    color: var(--color-primary);
}
.master-featured-image {
    line-height: 0;
    margin-bottom: 0;
}
.master-featured-image img {
    width: 100%;
    height: auto;
}
.master-layout-main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 10px 3rem;
}
.main-content-column {
    min-width: 0;
    position: relative;
}
.main-content-box {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 10px;
    margin-top: -20px;
    position: relative;
    z-index: 10;
}
.entry-header-content {
    margin-bottom: 2rem;
    position: relative;
}
.category-tag {
    display: inline-block;
    background-color: #fdd835;
    color: #111;
    font-size: 0.75rem;
    font-weight: bold;
    text-transform: uppercase;
    padding: 3px 15px;
    position: absolute;
    top: -50px;
    left: -30px;
}
.single-post-master-layout .entry-title {
    font-size: 1.8rem;
    font-weight: var(--font-weight-black);
    color: var(--color-text-primary);
    margin: 1.5rem 0 1rem;
}
.single-post-master-layout .entry-excerpt p {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0 0 1.5rem 0;
}
.entry-meta-bar {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}
.meta-top-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    flex-wrap: wrap;
    gap: 10px;
}
.meta-bottom-row {
    width: 100%;
}
.meta-reading-time {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.entry-header-content + .social-share-container {
    margin-top: 1rem;
}
.single-post-sidebar {
    margin-top: 3rem;
}

/* --- 14. Responsive Media Queries --- */
@media (min-width: 992px) {
    .master-layout-main-content {
        display: grid;
        grid-template-columns: 1fr 320px;
        gap: 50px;
        padding-top: 3rem;
    }
    .main-content-column {
        grid-column: 1 / 2;
    }
    .single-post-sidebar {
        grid-column: 2 / 3;
        margin-top: 0;
    }
    .master-featured-image {
        margin-bottom: 2rem;
    }
    .main-content-box {
        padding: 40px;
        margin-top: -120px;
    }
    .category-tag {
        left: -40px;
        top: -75px;
    }
    .single-post-master-layout .entry-title {
        font-size: 2.5rem;
    }
    .entry-meta-bar {
        flex-direction: row;
        align-items: center;
        gap: 15px 25px;
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }
    .meta-top-row, .meta-bottom-row {
        display: contents;
    }
    .entry-meta-bar .separator {
        display: inline-block;
    }
    .meta-date {
        margin-left: auto;
    }
    .entry-header-content + .social-share-container {
        margin-top: 1.5rem;
    }
}
@media (max-width: 880px) {
    .master-featured-image {
    width: 100vw; /* Make the width 100% of the Viewport Width */
    max-width: 100vw; /* Override any other max-width that might constrain it */
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}
    .main-navigation, .header-actions .search-form {
        display: none;
    }
    .mobile-menu-toggle, .mobile-search-toggle {
        display: flex;
    }
    .header-left {
        flex-grow: 1;
        justify-content: flex-start;
    }
    .header-right {
        flex-grow: 1;
        justify-content: flex-end;
    }
    .site-branding {
        text-align: left;
        flex-grow: 0;
    }
    .archive-post-item {
        flex-direction: column;
    }
    .archive-item-thumbnail a {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .archive-title, .search-title {
        font-size: 1.8rem;
    }
    .main-navigation .menu-item-has-children > a::after {
        display: none;
    }
    .related-posts-section .post-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-widgets {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 480px) {
    .post-grid {
        grid-template-columns: 1fr;
    }
    .related-posts-section .post-grid {
        grid-template-columns: 1fr;
    }
    .footer-widgets {
        grid-template-columns: 1fr;
    }
}
/* --- 15. Back to Top Button --- */
.back-to-top-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    width: 44px;
    height: 44px;
    background-color: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    
    display: flex;
    align-items: center;
    justify-content: center;
    
    /* Hidden by default */
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background-color 0.3s ease;
}

.back-to-top-button.is-visible {
    /* Visible state */
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top-button:hover {
    filter: brightness(110%);
    color: #fff;
}