/*
Theme Name: AdNex Media Blog
Theme URI: https://adnexmedia.com/blogs/
Author: AdNex Media
Author URI: https://adnexmedia.com/
Description: A premium, lightweight, editorial WordPress theme custom-engineered for the AdNex Media blog.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 8.0
Text Domain: adnex-media-blog
*/

:root {
    --color-navy: #0B1F3A;
    --color-navy-dark: #071629;
    --color-red: #E11D2E;
    --color-red-hover: #C51928;
    --color-blue: #2563EB;
    --color-blue-hover: #1D4ED8;
    --color-charcoal: #1F242D;
    --color-text-main: #2D3748;
    --color-text-muted: #64748B;
    --color-surface-light: #F8FAFC;
    --color-surface-subtle: #F1F5F9;
    --color-white: #FFFFFF;
    --color-border: #E2E8F0;
    --color-border-dark: rgba(255, 255, 255, 0.08);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    
    --container-max: 1200px;
    --content-max: 760px;
    --header-height: 72px;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;

    --shadow-subtle: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 2px 4px rgba(11, 31, 58, 0.04), 0 1px 2px rgba(11, 31, 58, 0.03);
    --shadow-card-hover: 0 10px 20px -3px rgba(11, 31, 58, 0.08), 0 4px 6px -2px rgba(11, 31, 58, 0.04);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-main);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-navy);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-blue);
}

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

/* Container */
.adnex-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
    width: 100%;
}

.site-main {
    flex: 1 0 auto;
}

/* Reading Progress Bar */
.reading-progress-bar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    height: 3px;
    background-color: var(--color-red);
    width: 0%;
    z-index: 1001;
    transition: width 0.1s ease-out;
}

/* -------------------------------------------------------------------------
   GLOBAL HEADER (Matching adnexmedia.com exactly)
------------------------------------------------------------------------- */
.global-header {
    background-color: var(--color-white) !important;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
}

.global-header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
}

.global-header__logo a {
    display: flex;
    align-items: center;
}

.global-header__logo img {
    height: 32px;
    width: auto;
}

.global-header__nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    gap: 28px;
    align-items: center;
    list-style: none;
}

.nav-list__item {
    position: relative;
}

.nav-list__item a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-charcoal);
    padding: 8px 0;
    display: inline-flex;
    align-items: center;
    transition: color var(--transition-fast);
}

.nav-list__item a:hover,
.nav-list__item.current-menu-item a,
.nav-list__item a.is-active,
.nav-list__item a[aria-current="page"] {
    color: var(--color-navy);
    font-weight: 600;
}

/* Red indicator dot on active nav */
.nav-list__item a.is-active::after,
.nav-list__item a[aria-current="page"]::after {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    background-color: var(--color-red);
    border-radius: 50%;
    margin-left: 6px;
}

/* Dropdown */
.nav-link--dropdown {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}

.dropdown-chevron {
    font-size: 0.65rem;
    transition: transform var(--transition-fast);
}

.has-dropdown:hover .dropdown-chevron,
.has-dropdown:focus-within .dropdown-chevron {
    transform: rotate(180deg);
}

.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px -5px rgba(11, 31, 58, 0.12), 0 8px 10px -6px rgba(11, 31, 58, 0.08);
    display: grid;
    grid-template-columns: repeat(4, 210px);
    gap: 24px;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 1010;
}

/* Bridge gap so cursor does not drop out */
.has-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: -20px;
    right: -20px;
    height: 15px;
    display: block;
}

.has-dropdown:hover .nav-dropdown,
.has-dropdown:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown__category {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-navy);
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--color-surface-subtle);
}

.nav-dropdown__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-dropdown__list a {
    font-size: 0.875rem;
    color: var(--color-text-main);
    font-weight: 500;
    padding: 4px 0;
    display: block;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.nav-dropdown__list a:hover {
    color: var(--color-red);
    transform: translateX(3px);
}

/* Header CTA */
.btn-header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    background-color: var(--color-navy);
    color: var(--color-white) !important;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0 20px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    border: 1px solid var(--color-navy);
    white-space: nowrap;
}

.btn-header-cta:hover {
    background-color: var(--color-red);
    border-color: var(--color-red);
    transform: translateY(-1px);
}

.btn-header-cta span {
    color: var(--color-white) !important;
}

/* Mobile Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1020;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--color-navy);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* -------------------------------------------------------------------------
   BLOG HERO / INTRODUCTION
------------------------------------------------------------------------- */
.blog-hero {
    background-color: var(--color-surface-light);
    border-bottom: 1px solid var(--color-border);
    padding: 56px 0 44px;
}

.blog-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-red);
    text-transform: uppercase;
    margin-bottom: 14px;
}

.blog-hero__eyebrow::before {
    content: '';
    display: inline-block;
    width: 18px;
    height: 2px;
    background-color: var(--color-red);
}

.blog-hero__title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--color-navy);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    max-width: 820px;
}

.blog-hero__desc {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    max-width: 680px;
    margin-bottom: 32px;
}

/* Category Filter Bar */
.blog-category-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 10px;
    border-top: 1px solid var(--color-border);
}

.blog-category-bar__label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-right: 6px;
}

.category-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-charcoal);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.category-pill:hover,
.category-pill.is-active {
    background-color: var(--color-navy);
    color: var(--color-white);
    border-color: var(--color-navy);
}

.category-pill__count {
    font-size: 0.6875rem;
    opacity: 0.75;
    background: rgba(0, 0, 0, 0.06);
    padding: 1px 6px;
    border-radius: var(--radius-full);
}

.category-pill:hover .category-pill__count,
.category-pill.is-active .category-pill__count {
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

/* -------------------------------------------------------------------------
   FEATURED ARTICLE (Compact Editorial Layout)
------------------------------------------------------------------------- */
.featured-article-section {
    padding: 56px 0 28px;
}

.featured-article-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.featured-article-card:hover {
    border-color: #CBD5E1;
    box-shadow: var(--shadow-card-hover);
}

.featured-article-card__media {
    position: relative;
    background-color: var(--color-navy-dark);
    min-height: 340px;
    overflow: hidden;
}

.featured-article-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.featured-article-card:hover .featured-article-card__img {
    transform: scale(1.02);
}

.featured-article-card__content {
    padding: 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.article-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 14px;
}

.featured-article-card__title {
    font-size: clamp(1.5rem, 2.2vw, 1.875rem);
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.featured-article-card__title a {
    color: inherit;
}

.featured-article-card__title a:hover {
    color: var(--color-blue);
}

.featured-article-card__excerpt {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 24px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.article-meta__dot {
    width: 3px;
    height: 3px;
    background-color: #CBD5E1;
    border-radius: 50%;
}

.article-read-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-top: 20px;
}

.article-read-link:hover {
    color: var(--color-red);
}

.article-read-link span {
    transition: transform var(--transition-fast);
}

.article-read-link:hover span {
    transform: translateX(4px);
}

/* -------------------------------------------------------------------------
   LATEST ARTICLES GRID
------------------------------------------------------------------------- */
.articles-section {
    padding: 36px 0 72px;
}

.section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 32px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--color-border);
}

.section-header__title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.article-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.article-card:hover {
    transform: translateY(-3px);
    border-color: #CBD5E1;
    box-shadow: var(--shadow-card-hover);
}

.article-card__media {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--color-surface-subtle);
    overflow: hidden;
}

.article-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.article-card:hover .article-card__img {
    transform: scale(1.03);
}

.article-card__content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.article-card__category {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-red);
    margin-bottom: 10px;
}

.article-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.35;
    letter-spacing: -0.015em;
    margin-bottom: 10px;
}

.article-card__title a {
    color: inherit;
}

.article-card__title a:hover {
    color: var(--color-blue);
}

.article-card__excerpt {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: 18px;
    flex: 1;
}

.article-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--color-surface-subtle);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Empty State */
.blog-empty-state {
    padding: 64px 32px;
    text-align: center;
    background: var(--color-surface-light);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    margin: 40px 0;
}

.blog-empty-state__icon {
    font-size: 2rem;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.blog-empty-state__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 8px;
}

.blog-empty-state__text {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    max-width: 480px;
    margin: 0 auto;
}

/* -------------------------------------------------------------------------
   PAGINATION
------------------------------------------------------------------------- */
.blog-pagination {
    margin: 48px 0 24px;
    display: flex;
    justify-content: center;
}

.nav-links {
    display: inline-flex;
    gap: 8px;
    align-items: center;
}

.page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background: var(--color-white);
    color: var(--color-navy);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.page-numbers:hover {
    border-color: var(--color-navy);
    color: var(--color-navy);
    background-color: var(--color-surface-subtle);
}

.page-numbers.current {
    background-color: var(--color-navy);
    color: var(--color-white);
    border-color: var(--color-navy);
}

.page-numbers.dots {
    border: none;
    background: transparent;
    cursor: default;
}

/* -------------------------------------------------------------------------
   SINGLE ARTICLE TEMPLATE
------------------------------------------------------------------------- */
.single-article {
    padding: 40px 0 80px;
}

/* Breadcrumbs */
.adnex-breadcrumbs {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 28px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.adnex-breadcrumbs a {
    color: var(--color-text-muted);
}

.adnex-breadcrumbs a:hover {
    color: var(--color-navy);
}

.adnex-breadcrumbs__separator {
    color: #CBD5E1;
    font-size: 0.75rem;
}

.adnex-breadcrumbs__current {
    color: var(--color-charcoal);
    font-weight: 500;
    max-width: 320px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Single Header */
.article-header {
    max-width: 860px;
    margin: 0 auto 36px;
    text-align: left;
}

.article-header__category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-red);
    margin-bottom: 14px;
}

.article-header__title {
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--color-navy);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.article-header__excerpt {
    font-size: 1.1875rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.article-header__meta {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.author-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-navy);
    font-weight: 600;
}

.author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-surface-subtle);
}

/* Single Featured Image */
.article-featured-image {
    max-width: 1000px;
    margin: 0 auto 48px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
}

.article-featured-image img {
    width: 100%;
    height: auto;
    max-height: 520px;
    object-fit: cover;
}

/* Article Body / Prose (Comfortable Reading Width) */
.article-body-wrapper {
    max-width: var(--content-max);
    margin: 0 auto;
}

/* Table of Contents */
.adnex-toc {
    background-color: var(--color-surface-light);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-navy);
    border-radius: var(--radius-md);
    padding: 24px;
    margin: 0 0 36px;
}

.adnex-toc__title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.adnex-toc ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.adnex-toc li {
    font-size: 0.875rem;
    line-height: 1.45;
}

.adnex-toc li.toc-level-3 {
    padding-left: 16px;
    font-size: 0.8125rem;
}

.adnex-toc a {
    color: var(--color-charcoal);
    transition: color var(--transition-fast);
}

.adnex-toc a:hover {
    color: var(--color-red);
}

/* Article Typography (Prose) */
.article-content {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-text-main);
}

.article-content > * + * {
    margin-top: 1.5em;
}

.article-content h2 {
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    line-height: 1.3;
    margin-top: 2.2em;
    margin-bottom: 0.75em;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-border);
}

.article-content h3 {
    font-size: 1.3125rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.015em;
    line-height: 1.35;
    margin-top: 1.8em;
    margin-bottom: 0.6em;
}

.article-content p {
    margin-bottom: 1.5em;
}

.article-content strong {
    color: var(--color-navy);
    font-weight: 600;
}

.article-content ul,
.article-content ol {
    margin: 1.5em 0;
    padding-left: 1.75em;
}

.article-content li {
    margin-bottom: 0.5em;
}

.article-content blockquote {
    margin: 2em 0;
    padding: 18px 24px;
    background-color: var(--color-surface-light);
    border-left: 4px solid var(--color-red);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 1.125rem;
    font-style: italic;
    color: var(--color-charcoal);
}

.article-content a {
    color: var(--color-blue);
    text-decoration: underline;
    text-underline-offset: 3px;
    font-weight: 500;
}

.article-content a:hover {
    color: var(--color-navy);
}

.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2em 0;
    font-size: 0.9375rem;
}

.article-content th,
.article-content td {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    text-align: left;
}

.article-content th {
    background-color: var(--color-surface-light);
    font-weight: 700;
    color: var(--color-navy);
}

/* Service CTA Banner (In Article) */
.article-service-cta {
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin: 56px 0;
    text-align: center;
}

.article-service-cta__badge {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-red);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.article-service-cta__title {
    font-size: 1.625rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 12px;
}

.article-service-cta__desc {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 520px;
    margin: 0 auto 24px;
    line-height: 1.6;
}

.article-service-cta__buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-red);
    color: var(--color-white) !important;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.btn-cta-primary:hover {
    background-color: var(--color-red-hover);
    transform: translateY(-1px);
}

.btn-cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: transparent;
    color: var(--color-white) !important;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-cta-secondary:hover {
    border-color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.08);
}

/* Related Posts Section */
.related-posts-section {
    border-top: 1px solid var(--color-border);
    padding: 56px 0 20px;
    margin-top: 48px;
}

.related-posts-section__title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 28px;
}

/* -------------------------------------------------------------------------
   SEARCH & 404 TEMPLATES
------------------------------------------------------------------------- */
.search-form-wrap {
    margin: 24px 0 40px;
    max-width: 560px;
}

.adnex-search-form {
    display: flex;
    gap: 8px;
}

.adnex-search-input {
    flex: 1;
    height: 44px;
    padding: 0 16px;
    font-size: 0.9375rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    outline: none;
    transition: border-color var(--transition-fast);
}

.adnex-search-input:focus {
    border-color: var(--color-navy);
}

.adnex-search-btn {
    height: 44px;
    padding: 0 20px;
    background-color: var(--color-navy);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.adnex-search-btn:hover {
    background-color: var(--color-red);
}

.page-404-wrap {
    padding: 80px 0;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.page-404__badge {
    font-size: 4rem;
    font-weight: 900;
    color: var(--color-red);
    line-height: 1;
    margin-bottom: 12px;
}

.page-404__title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: 12px;
}

.page-404__desc {
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

/* -------------------------------------------------------------------------
   GLOBAL FOOTER (Matching adnexmedia.com exactly)
------------------------------------------------------------------------- */
.global-footer {
    background-color: var(--color-navy);
    color: var(--color-white);
    padding: 80px 0 40px;
    border-top: 1px solid var(--color-border-dark);
    width: 100%;
}

.global-footer__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 32px;
}

.footer-brand {
    margin-bottom: 48px;
}

.footer-brand__logo {
    height: 32px;
    width: auto;
}

.footer-brand__tagline {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 12px;
    text-transform: uppercase;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 64px;
}

.footer-nav-col__title {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

.footer-nav-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-nav-col a {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer-nav-col a:hover {
    color: var(--color-white);
}

.footer-legal {
    padding-top: 32px;
    border-top: 1px solid var(--color-border-dark);
    display: flex;
    justify-content: space-between;
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
    flex-wrap: wrap;
    gap: 16px;
}

/* -------------------------------------------------------------------------
   RESPONSIVE DESIGN (1440px, 1280px, 768px, 390px)
------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .global-header__container {
        padding: 0 20px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .global-header__nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        overflow-y: auto;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
        border-bottom: 1px solid var(--color-border);
    }

    .global-header__nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 0;
    }

    .nav-list__item {
        width: 100%;
        border-bottom: 1px solid var(--color-surface-subtle);
    }

    .nav-list__item a {
        padding: 14px 0;
        width: 100%;
        font-size: 1rem;
    }

    .nav-dropdown {
        position: static;
        transform: none !important;
        box-shadow: none;
        border: none;
        display: none;
        grid-template-columns: 1fr;
        padding: 10px 0 16px 16px;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    .has-dropdown.is-open .nav-dropdown {
        display: grid;
    }

    .global-header__action {
        display: none;
    }

    .featured-article-card {
        grid-template-columns: 1fr;
    }

    .featured-article-card__content {
        padding: 28px 20px;
    }

    .featured-article-card__media {
        min-height: 220px;
    }

    .articles-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .article-header__title {
        font-size: 1.875rem;
    }

    .article-service-cta {
        padding: 28px 20px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-legal {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 390px) {
    .adnex-container {
        padding: 0 16px;
    }

    .blog-hero__title {
        font-size: 1.75rem;
    }

    .featured-article-card__title {
        font-size: 1.35rem;
    }

    .article-header__title {
        font-size: 1.65rem;
    }

    .article-service-cta__buttons {
        flex-direction: column;
    }

    .btn-cta-primary,
    .btn-cta-secondary {
        width: 100%;
        justify-content: center;
    }
}