/*
Theme Name: ProSEO Blog
Theme URI: https://www.professionalseoindia.com/
Author: Professional SEO India
Author URI: https://www.professionalseoindia.com/
Description: A clean, lightweight, professional blog theme with an 850px readable content area, 3-column grid archives, breadcrumbs, schema markup, and Classic Editor compatibility. Built for speed and readability, with no page-builder bloat and no jQuery dependency.
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.5
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: proseo-blog
Tags: blog, one-column, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* ==========================================================================
   1. CSS Variables
   ========================================================================== */
:root {
    --color-primary: #0f2d5f;
    --color-primary-dark: #081c3e;
    --color-primary-light: #e8eef7;
    --color-accent: #d41e2c;
    --color-text: #1a1a1a;
    --color-text-muted: #5b6b7e;
    --color-border: #e3e8ef;
    --color-bg: #ffffff;
    --color-bg-light: #f7f9fc;

    --content-width: 850px;
    --container-width: 1200px;

    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", Helvetica, Arial, sans-serif;
    --font-serif: Georgia, "Times New Roman", Times, serif;
    --font-mono: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

    --shadow-sm: 0 1px 2px rgba(15, 45, 95, 0.04);
    --shadow-md: 0 2px 8px rgba(15, 45, 95, 0.06);
    --shadow-lg: 0 6px 20px rgba(15, 45, 95, 0.08);

    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;

    --transition: 180ms ease;
}

/* ==========================================================================
   2. Reset / Normalize (Minimal)
   ========================================================================== */
*,
*::before,
*::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover, a:focus { color: var(--color-accent); }

button { font-family: inherit; cursor: pointer; border: 0; background: none; }

/* Accessibility: Skip link */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-primary);
    color: #fff;
    padding: 10px 16px;
    z-index: 1000;
}
.skip-link:focus { left: 10px; top: 10px; color: #fff; }

/* Screen-reader only */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    -webkit-clip-path: inset(50%);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

/* ==========================================================================
   3. Layout Containers
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.content-area {
    width: 100%;
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 20px;
}

.site-main { padding: 40px 0 60px; }

/* ==========================================================================
   4. Site Header
   ========================================================================== */
.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 20px;
    max-width: var(--container-width);
    margin: 0 auto;
}

.site-branding { flex: 0 0 auto; }

.custom-logo-link, .site-title-link {
    display: inline-flex;
    align-items: center;
}
.custom-logo { max-height: 50px; width: auto; }

.site-title-link {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.01em;
}

/* Primary Navigation */
.main-navigation { display: flex; align-items: center; gap: 12px; }

.menu-toggle {
    display: none;
    padding: 8px;
    color: var(--color-primary);
    border-radius: var(--radius-sm);
}
.menu-toggle:hover { background: var(--color-bg-light); }
.menu-toggle svg { width: 24px; height: 24px; display: block; }

.primary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
    align-items: center;
}

.primary-menu li { position: relative; }

.primary-menu a {
    display: inline-block;
    padding: 8px 14px;
    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: color var(--transition), background var(--transition);
}
.primary-menu a:hover,
.primary-menu .current-menu-item > a,
.primary-menu .current-menu-parent > a {
    color: var(--color-primary);
    background: var(--color-bg-light);
}

/* Submenu */
.primary-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 6px;
    list-style: none;
    margin: 4px 0 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: all var(--transition);
    z-index: 99;
}
.primary-menu li:hover > .sub-menu,
.primary-menu li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.primary-menu .sub-menu a {
    display: block;
    padding: 8px 12px;
    font-size: 14px;
    white-space: nowrap;
}

/* Header Search */
.header-search { position: relative; }
.search-toggle {
    padding: 8px;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    display: inline-flex;
}
.search-toggle:hover { color: var(--color-primary); background: var(--color-bg-light); }
.search-toggle svg { width: 20px; height: 20px; display: block; }

.header-search-form {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 10px;
    width: 280px;
    z-index: 99;
}
.header-search-form.is-active { display: block; }
.header-search-form input[type="search"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-family: inherit;
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition);
}
.header-search-form input[type="search"]:focus { border-color: var(--color-primary); }

/* ==========================================================================
   5. Breadcrumbs
   ========================================================================== */
.breadcrumbs {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0 0 24px;
    padding: 0;
    line-height: 1.5;
    word-wrap: break-word;
}
.breadcrumbs a {
    color: var(--color-text-muted);
    text-decoration: none;
}
.breadcrumbs a:hover { color: var(--color-primary); }
.breadcrumbs .separator {
    margin: 0 8px;
    color: var(--color-border);
    user-select: none;
}
.breadcrumbs .current {
    color: var(--color-text);
    font-weight: 500;
}

/* ==========================================================================
   6. Single Post
   ========================================================================== */
.single-post-article .entry-header { margin-bottom: 28px; }

.entry-title {
    font-size: 2.125rem;
    line-height: 1.25;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 16px;
    letter-spacing: -0.015em;
}

.entry-excerpt {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0 0 18px;
    font-weight: 400;
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 14px;
    font-size: 14px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}
.entry-meta .meta-sep { color: var(--color-border); }
.entry-meta a { color: var(--color-primary); font-weight: 500; }
.entry-meta svg { width: 14px; height: 14px; vertical-align: -2px; margin-right: 4px; }

.featured-image-wrap {
    margin: 0 0 28px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg-light);
}
.featured-image-wrap img { width: 100%; height: auto; display: block; }

/* Post Content Typography (Classic Editor output) */
.entry-content {
    font-size: 17px;
    line-height: 1.75;
    color: var(--color-text);
}
.entry-content > *:first-child { margin-top: 0; }
.entry-content > *:last-child { margin-bottom: 0; }

.entry-content p { margin: 0 0 1.25em; }

.entry-content h2,
.entry-content h3,
.entry-content h4,
.entry-content h5,
.entry-content h6 {
    color: var(--color-text);
    line-height: 1.3;
    font-weight: 700;
    margin: 1.75em 0 0.6em;
    letter-spacing: -0.01em;
}
.entry-content h2 { font-size: 1.625rem; }
.entry-content h3 { font-size: 1.3rem; }
.entry-content h4 { font-size: 1.125rem; }
.entry-content h5 { font-size: 1rem; }
.entry-content h6 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.05em; }

.entry-content ul,
.entry-content ol { margin: 0 0 1.25em; padding-left: 1.5em; }
.entry-content li { margin-bottom: 0.4em; }
.entry-content li > ul,
.entry-content li > ol { margin: 0.4em 0 0.4em; }

.entry-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    text-decoration-thickness: 1px;
}
.entry-content a:hover { color: var(--color-accent); }

.entry-content blockquote {
    margin: 1.5em 0;
    padding: 16px 22px;
    border-left: 4px solid var(--color-primary);
    background: var(--color-bg-light);
    font-style: italic;
    color: var(--color-text);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.entry-content blockquote p:last-child { margin-bottom: 0; }
.entry-content blockquote cite { display: block; font-size: 0.9em; color: var(--color-text-muted); margin-top: 8px; font-style: normal; }

.entry-content code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    background: var(--color-bg-light);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--color-accent);
    border: 1px solid var(--color-border);
}
.entry-content pre {
    font-family: var(--font-mono);
    font-size: 0.92em;
    background: #0f172a;
    color: #e2e8f0;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 1.5em 0;
    line-height: 1.5;
}
.entry-content pre code { background: none; border: 0; color: inherit; padding: 0; }

.entry-content img,
.entry-content figure { margin: 1.5em 0; border-radius: var(--radius-sm); }
.entry-content figure img { margin: 0; }
.entry-content figcaption {
    font-size: 0.9em;
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 8px;
    font-style: italic;
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    font-size: 0.95em;
}
.entry-content th,
.entry-content td {
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    text-align: left;
}
.entry-content th {
    background: var(--color-bg-light);
    font-weight: 600;
    color: var(--color-primary);
}
.entry-content tbody tr:nth-child(even) { background: var(--color-bg-light); }

.entry-content hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    margin: 2em 0;
}

.entry-content .aligncenter { margin-left: auto; margin-right: auto; text-align: center; }
.entry-content .alignright { float: right; margin: 0 0 1em 1.5em; }
.entry-content .alignleft { float: left; margin: 0 1.5em 1em 0; }
.entry-content .alignwide { max-width: 110%; margin-left: -5%; margin-right: -5%; }
.entry-content .alignfull { max-width: 110%; margin-left: -5%; margin-right: -5%; }

/* Tags */
.entry-tags {
    margin: 32px 0 0;
    padding: 20px 0 0;
    border-top: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 14px;
}
.entry-tags .tags-label {
    color: var(--color-text-muted);
    font-weight: 500;
    margin-right: 4px;
}
.entry-tags a {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    color: var(--color-text-muted);
    font-size: 13px;
    transition: all var(--transition);
}
.entry-tags a:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ==========================================================================
   7. Related Posts
   ========================================================================== */
.related-posts-section {
    margin: 60px 0 0;
    padding: 48px 0 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.related-posts-section .container { max-width: var(--container-width); }

.related-posts-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 28px;
    text-align: center;
    letter-spacing: -0.01em;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.related-post-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.related-post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.related-post-thumb {
    display: block;
    aspect-ratio: 16 / 10;
    background: var(--color-bg-light);
    overflow: hidden;
}
.related-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 400ms ease;
}
.related-post-card:hover .related-post-thumb img { transform: scale(1.04); }

.related-post-thumb-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-bg-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    opacity: 0.4;
}

.related-post-body { padding: 16px 18px 18px; }

.related-post-date {
    font-size: 12px;
    color: var(--color-text-muted);
    margin: 0 0 6px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.related-post-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    margin: 0;
}
.related-post-title a {
    color: var(--color-text);
    display: block;
}
.related-post-title a:hover { color: var(--color-primary); }

/* ==========================================================================
   8. Archive / Home Grid
   ========================================================================== */
.archive-header {
    text-align: center;
    margin: 0 0 40px;
    padding: 0 20px;
}
.archive-header .archive-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 10px;
    letter-spacing: -0.015em;
}
.archive-header .archive-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin: 0 auto;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.post-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.post-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.post-card-thumb {
    display: block;
    aspect-ratio: 16 / 10;
    background: var(--color-bg-light);
    overflow: hidden;
}
.post-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 400ms ease;
}
.post-card:hover .post-card-thumb img { transform: scale(1.04); }

.post-card-thumb-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-bg-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    opacity: 0.4;
}
.post-card-thumb-placeholder svg { width: 48px; height: 48px; }

.post-card-body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 500;
}
.post-card-category {
    color: var(--color-primary);
    font-weight: 600;
}
.post-card-category:hover { color: var(--color-accent); }

.post-card-title {
    font-size: 1.1875rem;
    font-weight: 700;
    line-height: 1.35;
    margin: 0 0 10px;
    letter-spacing: -0.01em;
}
.post-card-title a {
    color: var(--color-text);
}
.post-card-title a:hover { color: var(--color-primary); }

.post-card-excerpt {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0 0 16px;
    flex: 1;
}

.post-card-readmore {
    color: var(--color-primary);
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    align-self: flex-start;
}
.post-card-readmore:hover { color: var(--color-accent); }
.post-card-readmore svg { width: 14px; height: 14px; transition: transform var(--transition); }
.post-card-readmore:hover svg { transform: translateX(3px); }

/* ==========================================================================
   9. Pagination
   ========================================================================== */
.pagination {
    margin: 48px 0 0;
    display: flex;
    justify-content: center;
}
.pagination .nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
}
.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition);
}
.pagination .page-numbers:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.pagination .page-numbers.current {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.pagination .page-numbers.dots {
    border: 0;
    background: transparent;
}

/* ==========================================================================
   10. Search / 404 / Page
   ========================================================================== */
.page-header {
    margin: 0 0 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}
.page-header .page-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 8px;
    letter-spacing: -0.015em;
}

.no-results {
    text-align: center;
    padding: 40px 20px;
}
.no-results h2 {
    font-size: 1.5rem;
    margin: 0 0 10px;
}
.no-results p { color: var(--color-text-muted); margin: 0 0 24px; }

.error-404 {
    text-align: center;
    padding: 60px 20px;
}
.error-404 .error-code {
    font-size: 6rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin: 0 0 16px;
    letter-spacing: -0.03em;
}
.error-404 h1 { font-size: 1.75rem; margin: 0 0 12px; }
.error-404 p { color: var(--color-text-muted); max-width: 480px; margin: 0 auto 24px; }

.search-form-large {
    max-width: 480px;
    margin: 0 auto;
    display: flex;
    gap: 8px;
}
.search-form-large input[type="search"] {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition);
}
.search-form-large input[type="search"]:focus { border-color: var(--color-primary); }
.search-form-large .search-submit {
    padding: 12px 20px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    transition: background var(--transition);
}
.search-form-large .search-submit:hover { background: var(--color-primary-dark); }

/* Button utility */
.btn {
    display: inline-block;
    padding: 10px 20px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    transition: background var(--transition);
}
.btn:hover { background: var(--color-primary-dark); color: #fff; }

/* ==========================================================================
   11. Footer
   ========================================================================== */
.site-footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.85);
    padding: 24px 0;
    margin-top: 60px;
    text-align: center;
    font-size: 14px;
}
.site-footer a { color: #fff; text-decoration: underline; text-underline-offset: 2px; }
.site-footer a:hover { color: #fff; text-decoration: none; }

/* ==========================================================================
   12. Responsive
   ========================================================================== */
@media (max-width: 991px) {
    .posts-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .related-posts-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .entry-title { font-size: 1.875rem; }
}

@media (max-width: 767px) {
    body { font-size: 16px; }
    .site-header-inner { padding: 12px 16px; }
    .custom-logo { max-height: 40px; }
    .site-title-link { font-size: 18px; }

    /* Mobile menu */
    .menu-toggle { display: inline-flex; }

    .primary-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-top: 1px solid var(--color-border);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        flex-direction: column;
        align-items: stretch;
        padding: 8px 0;
        gap: 0;
    }
    .main-navigation.is-open .primary-menu { display: flex; }

    .primary-menu a {
        padding: 12px 20px;
        border-radius: 0;
        border-bottom: 1px solid var(--color-border);
        font-size: 16px;
    }
    .primary-menu li:last-child a { border-bottom: 0; }

    .primary-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: 0;
        border-radius: 0;
        background: var(--color-bg-light);
        padding: 0;
        margin: 0;
    }
    .primary-menu .sub-menu a { padding-left: 36px; font-size: 15px; }

    .header-search-form {
        position: fixed;
        top: 68px;
        left: 10px;
        right: 10px;
        width: auto;
    }

    .site-main { padding: 24px 0 40px; }

    .entry-title { font-size: 1.625rem; }
    .entry-excerpt { font-size: 1rem; }
    .entry-content { font-size: 16px; }
    .entry-content h2 { font-size: 1.4rem; }
    .entry-content h3 { font-size: 1.2rem; }

    .posts-grid { grid-template-columns: 1fr; gap: 20px; }
    .related-posts-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

    .archive-header .archive-title { font-size: 1.625rem; }

    .error-404 .error-code { font-size: 4.5rem; }
}

@media (max-width: 480px) {
    .related-posts-grid { grid-template-columns: 1fr; }
    .search-form-large { flex-direction: column; }
}

/* ==========================================================================
   13. Print Styles
   ========================================================================== */
@media print {
    .site-header, .site-footer, .related-posts-section, .breadcrumbs { display: none; }
    .entry-content { font-size: 12pt; line-height: 1.5; }
    a { color: #000; text-decoration: none; }
}