/*
==================================================
DAILY UPDATE NEWS - MAIN STYLESHEET
==================================================
*/

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

html {
    font-family: var(--dun-font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dun-body-text);
    background-color: var(--dun-light-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--dun-transition);
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--dun-container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* Accessibility Skip Link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 20px;
    background: var(--dun-deep-navy);
    color: #fff;
    padding: 10px 16px;
    z-index: 9999;
    border-radius: var(--dun-radius-sm);
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 10px;
}

/* --- Typography Helpers --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--dun-font-heading);
    color: var(--dun-heading-color);
    font-weight: 700;
    line-height: 1.25;
}

/* Category Badge */
.post-category-badge {
    display: inline-block;
    background-color: var(--dun-primary-teal);
    color: #FFFFFF;
    font-size: 0.725rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: var(--dun-radius-sm);
    transition: var(--dun-transition);
}
.post-category-badge:hover {
    background-color: var(--dun-dark-teal);
    color: #FFFFFF;
}

/* Thumbnail Fallback SVG */
.post-thumbnail-fallback {
    width: 100%;
    height: 100%;
    min-height: 180px;
    background: linear-gradient(135deg, #101828 0%, #13A6B8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.4);
}

/* ==================================================
HEADER COMPONENTS
================================================== */

/* 1. Utility Top Bar */
.top-utility-bar {
    background-color: var(--dun-deep-navy);
    color: #98A2B3;
    font-size: 0.8125rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.top-utility-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.utility-left {
    display: flex;
    align-items: center;
    gap: 16px;
}
.current-date {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #D0D5DD;
    font-weight: 500;
}
.utility-right {
    display: flex;
    align-items: center;
    gap: 20px;
}
.utility-nav {
    display: flex;
    gap: 16px;
}
.utility-nav a:hover {
    color: var(--dun-primary-teal);
}
.user-account-menu a {
    color: #FFFFFF;
    font-weight: 600;
}
.user-account-menu a:hover {
    color: var(--dun-primary-teal);
}

/* 2. Main Branding Bar */
.main-header-bar {
    background-color: #FFFFFF;
    padding: 24px 0;
    border-bottom: 1px solid var(--dun-border-color);
}
.main-header-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.branding-logo-wrapper {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.site-title-text {
    font-family: var(--dun-font-heading);
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--dun-deep-navy);
    letter-spacing: -0.5px;
    line-height: 1;
}
.site-title-text span {
    color: var(--dun-primary-teal);
}
.site-tagline-text {
    font-size: 0.875rem;
    color: var(--dun-muted-text);
    font-weight: 500;
}

/* Header Ad Banner Space */
.header-ad-banner {
    max-width: 728px;
    height: 90px;
    background-color: var(--dun-light-bg);
    border: 1px dashed var(--dun-border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dun-muted-text);
    font-size: 0.75rem;
    border-radius: var(--dun-radius-sm);
}

/* 3. Navigation Bar */
.main-navigation-bar {
    background-color: var(--dun-primary-teal);
    color: #FFFFFF;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--dun-shadow-md);
}
.main-navigation-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 54px;
}
.nav-menu-primary {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-menu-primary > li > a {
    display: block;
    padding: 14px 16px;
    color: #FFFFFF;
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--dun-radius-sm);
}
.nav-menu-primary > li > a:hover,
.nav-menu-primary > li.current-menu-item > a {
    background-color: var(--dun-dark-teal);
}

/* Nav Actions Right */
.nav-actions-right {
    display: flex;
    align-items: center;
    gap: 12px;
}
.search-trigger-btn, .mobile-menu-trigger {
    background: none;
    border: none;
    color: #FFFFFF;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--dun-radius-sm);
    transition: var(--dun-transition);
}
.search-trigger-btn:hover, .mobile-menu-trigger:hover {
    background-color: var(--dun-dark-teal);
}
.mobile-menu-trigger {
    display: none;
}

/* ==================================================
BREAKING NEWS TICKER
================================================== */
.breaking-ticker-bar {
    background-color: var(--dun-deep-navy);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: #FFFFFF;
    font-size: 0.875rem;
}
.breaking-ticker-bar .container {
    display: flex;
    align-items: center;
    height: 44px;
    gap: 16px;
    overflow: hidden;
}
.ticker-badge {
    background-color: var(--dun-breaking-accent);
    color: #FFFFFF;
    font-weight: 800;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: var(--dun-radius-sm);
    letter-spacing: 0.5px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 6px;
}
.ticker-badge::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: #FFFFFF;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.3); }
    100% { opacity: 1; transform: scale(1); }
}
.ticker-content {
    flex-grow: 1;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}
.ticker-item {
    display: inline-block;
    color: #F2F4F7;
    font-weight: 500;
    transition: opacity 0.3s ease;
}
.ticker-item:hover {
    color: var(--dun-primary-teal);
}

/* ==================================================
HOMEPAGE HERO SECTION
================================================== */
.homepage-hero-section {
    padding: 32px 0;
}
.hero-grid-layout {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 24px;
}

/* Hero Lead Card (50%) */
.card-hero-lead {
    position: relative;
    border-radius: var(--dun-radius-lg);
    overflow: hidden;
    min-height: 480px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    box-shadow: var(--dun-shadow-md);
    background-color: var(--dun-deep-navy);
}
.card-hero-lead .card-image-wrap {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 1;
}
.card-hero-lead .card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.card-hero-lead:hover .card-image-wrap img {
    transform: scale(1.04);
}
.card-hero-lead .card-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(16, 24, 40, 0.1) 30%, rgba(16, 24, 40, 0.95) 90%);
    z-index: 2;
}
.card-hero-lead .card-content {
    position: relative;
    z-index: 3;
    padding: 32px;
    color: #FFFFFF;
}
.card-hero-lead .card-title {
    font-size: 1.75rem;
    color: #FFFFFF;
    margin: 12px 0 10px;
    font-weight: 800;
    line-height: 1.25;
}
.card-hero-lead .card-excerpt {
    color: #EAECF0;
    font-size: 0.9375rem;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8125rem;
    color: #D0D5DD;
}

/* Supporting Stacked Column (25%) */
.hero-supporting-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.card-supporting {
    background-color: var(--dun-card-bg);
    border-radius: var(--dun-radius-md);
    overflow: hidden;
    box-shadow: var(--dun-shadow-sm);
    border: 1px solid var(--dun-border-color);
    display: flex;
    flex-direction: column;
    transition: var(--dun-transition);
}
.card-supporting:hover {
    transform: translateY(-2px);
    box-shadow: var(--dun-shadow-md);
}
.card-supporting .card-image-wrap {
    height: 140px;
    overflow: hidden;
}
.card-supporting .card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-supporting .card-content {
    padding: 16px;
}
.card-supporting .card-title {
    font-size: 1rem;
    font-weight: 700;
    margin-top: 8px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Hero Latest Sidebar Column (25%) */
.hero-sidebar-col {
    background-color: var(--dun-card-bg);
    border-radius: var(--dun-radius-md);
    border: 1px solid var(--dun-border-color);
    padding: 20px;
    box-shadow: var(--dun-shadow-sm);
}
.section-sidebar-title {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--dun-heading-color);
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--dun-primary-teal);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sidebar-posts-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.card-sidebar-item {
    display: flex;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--dun-border-color);
}
.card-sidebar-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.card-sidebar-item .card-thumb {
    width: 64px;
    height: 64px;
    border-radius: var(--dun-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}
.card-sidebar-item .card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-sidebar-item .card-info {
    flex-grow: 1;
}
.card-sidebar-item .card-title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.3;
    margin-top: 2px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==================================================
TRENDING CATEGORY PILLS BAR
================================================== */
.category-pills-bar {
    padding: 16px 0;
    border-top: 1px solid var(--dun-border-color);
    border-bottom: 1px solid var(--dun-border-color);
    margin-bottom: 36px;
    background-color: #FFFFFF;
}
.pills-scroll-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
}
.pills-scroll-wrapper::-webkit-scrollbar {
    height: 3px;
}
.pills-scroll-wrapper::-webkit-scrollbar-thumb {
    background-color: var(--dun-border-color);
    border-radius: var(--dun-radius-full);
}
.pill-label {
    font-weight: 700;
    font-size: 0.8125rem;
    color: var(--dun-heading-color);
    text-transform: uppercase;
    margin-right: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.cat-pill-item {
    display: inline-block;
    padding: 6px 14px;
    background-color: var(--dun-light-bg);
    border: 1px solid var(--dun-border-color);
    color: var(--dun-body-text);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--dun-radius-full);
    transition: var(--dun-transition);
}
.cat-pill-item:hover, .cat-pill-item.active {
    background-color: var(--dun-primary-teal);
    color: #FFFFFF;
    border-color: var(--dun-primary-teal);
}

/* ==================================================
HOMEPAGE CONTENT SECTIONS
================================================== */
.news-section {
    margin-bottom: 48px;
}
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--dun-border-color);
    padding-bottom: 10px;
}
.section-title {
    font-size: 1.5rem;
    font-weight: 800;
    position: relative;
}
.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -12px;
    width: 60px;
    height: 3px;
    background-color: var(--dun-primary-teal);
}
.view-all-link {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--dun-primary-teal);
    display: flex;
    align-items: center;
    gap: 4px;
}
.view-all-link:hover {
    color: var(--dun-dark-teal);
}

/* Section Grid Layouts */
.grid-3-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.grid-2-cols {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

/* Standard Vertical Card */
.card-standard {
    background-color: var(--dun-card-bg);
    border-radius: var(--dun-radius-md);
    overflow: hidden;
    box-shadow: var(--dun-shadow-sm);
    border: 1px solid var(--dun-border-color);
    display: flex;
    flex-direction: column;
    transition: var(--dun-transition);
}
.card-standard:hover {
    transform: translateY(-3px);
    box-shadow: var(--dun-shadow-md);
}
.card-standard .card-image-wrap {
    height: 200px;
    overflow: hidden;
}
.card-standard .card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-standard .card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.card-standard .card-title {
    font-size: 1.125rem;
    margin: 10px 0;
    line-height: 1.35;
}
.card-standard .card-excerpt {
    font-size: 0.875rem;
    color: var(--dun-body-text);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Horizontal Card */
.card-horizontal {
    display: flex;
    background-color: var(--dun-card-bg);
    border-radius: var(--dun-radius-md);
    overflow: hidden;
    border: 1px solid var(--dun-border-color);
    box-shadow: var(--dun-shadow-sm);
    gap: 16px;
}
.card-horizontal .card-image-wrap {
    width: 180px;
    flex-shrink: 0;
}
.card-horizontal .card-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-horizontal .card-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.card-horizontal .card-title {
    font-size: 1rem;
    margin: 6px 0;
}

/* Main Layout with Sidebar (75% / 25%) */
.site-main-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 32px;
}

/* Sidebar Widgets */
.widget {
    background-color: var(--dun-card-bg);
    border: 1px solid var(--dun-border-color);
    border-radius: var(--dun-radius-md);
    padding: 20px;
    margin-bottom: 28px;
    box-shadow: var(--dun-shadow-sm);
}
.widget-title {
    font-size: 1.125rem;
    padding-bottom: 10px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--dun-primary-teal);
}

/* ==================================================
SINGLE ARTICLE PAGE
================================================== */
.single-article-header {
    margin-bottom: 24px;
}
.article-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin: 16px 0;
    line-height: 1.2;
}
.article-subtitle {
    font-size: 1.25rem;
    color: var(--dun-muted-text);
    margin-bottom: 20px;
    line-height: 1.5;
}
.article-author-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-top: 1px solid var(--dun-border-color);
    border-bottom: 1px solid var(--dun-border-color);
    margin-bottom: 24px;
}
.author-meta-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.author-avatar img {
    border-radius: 50%;
}
.author-name-title {
    font-weight: 700;
    color: var(--dun-heading-color);
}
.publish-date-text {
    font-size: 0.8125rem;
    color: var(--dun-muted-text);
}

/* Key Takeaways Box */
.key-takeaways-box {
    background-color: rgba(19, 166, 184, 0.08);
    border-left: 4px solid var(--dun-primary-teal);
    padding: 20px;
    border-radius: var(--dun-radius-sm);
    margin-bottom: 28px;
}
.key-takeaways-box h4 {
    font-size: 1rem;
    color: var(--dun-dark-teal);
    margin-bottom: 8px;
    text-transform: uppercase;
}

/* Table of Contents */
.toc-box {
    background-color: var(--dun-light-bg);
    border: 1px solid var(--dun-border-color);
    border-radius: var(--dun-radius-md);
    padding: 20px;
    margin-bottom: 28px;
}
.toc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 700;
    font-size: 1rem;
    color: var(--dun-heading-color);
    cursor: pointer;
}
.toc-list {
    margin-top: 12px;
    padding-left: 20px;
    list-style: decimal;
}
.toc-list li {
    margin-bottom: 6px;
}
.toc-list a {
    color: var(--dun-dark-teal);
    font-weight: 500;
}
.toc-list a:hover {
    text-decoration: underline;
}

/* Article Body Typography (720-800px max) */
.article-entry-content {
    max-width: 780px;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--dun-body-text);
}
.article-entry-content p {
    margin-bottom: 24px;
}
.article-entry-content h2 {
    font-size: 1.75rem;
    margin: 40px 0 16px;
}
.article-entry-content h3 {
    font-size: 1.375rem;
    margin: 32px 0 12px;
}
.article-entry-content blockquote {
    border-left: 4px solid var(--dun-primary-teal);
    padding: 16px 24px;
    margin: 28px 0;
    background-color: #FFFFFF;
    font-style: italic;
    color: var(--dun-heading-color);
}

/* Author Box Below Article */
.article-author-bio-card {
    display: flex;
    gap: 20px;
    background-color: #FFFFFF;
    border: 1px solid var(--dun-border-color);
    border-radius: var(--dun-radius-md);
    padding: 24px;
    margin: 40px 0;
}
.bio-avatar img {
    border-radius: 50%;
}
.bio-info h4 {
    font-size: 1.125rem;
    margin-bottom: 6px;
}

/* ==================================================
SEARCH OVERLAY MODAL
================================================== */
.search-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(16, 24, 40, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.search-modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.search-modal-box {
    width: 100%;
    max-width: 680px;
    padding: 32px;
    position: relative;
}
.search-close-btn {
    position: absolute;
    top: -40px; right: 32px;
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 1.5rem;
    cursor: pointer;
}
.search-form-input {
    width: 100%;
    padding: 18px 24px;
    font-size: 1.25rem;
    border-radius: var(--dun-radius-md);
    border: 2px solid var(--dun-primary-teal);
    background-color: #FFFFFF;
    outline: none;
}

/* ==================================================
FOOTER
================================================== */
.site-footer {
    background-color: var(--dun-deep-navy);
    color: #98A2B3;
    padding-top: 60px;
    margin-top: auto;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand-title {
    color: #FFFFFF;
    font-size: 1.5rem;
    margin-bottom: 12px;
}
.footer-brand-desc {
    font-size: 0.875rem;
    line-height: 1.6;
}
.footer-widget-title {
    color: #FFFFFF;
    font-size: 1rem;
    margin-bottom: 16px;
}
.footer-links-list li {
    margin-bottom: 10px;
}
.footer-links-list a {
    color: #D0D5DD;
    font-size: 0.875rem;
}
.footer-links-list a:hover {
    color: var(--dun-primary-teal);
}
.footer-bottom-bar {
    padding: 24px 0;
    text-align: center;
    font-size: 0.8125rem;
    color: #667085;
}

/* ==================================================
RESPONSIVE MEDIA QUERIES
================================================== */
@media (max-width: 1024px) {
    .hero-grid-layout {
        grid-template-columns: 1fr 1fr;
    }
    .hero-sidebar-col {
        grid-column: span 2;
    }
    .site-main-layout {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .header-ad-banner {
        display: none;
    }
}

@media (max-width: 768px) {
    .top-utility-bar .utility-nav {
        display: none;
    }
    .hero-grid-layout {
        grid-template-columns: 1fr;
    }
    .hero-sidebar-col {
        grid-column: span 1;
    }
    .grid-3-cols, .grid-2-cols {
        grid-template-columns: 1fr;
    }
    .main-navigation-bar .nav-menu-primary {
        display: none;
    }
    .mobile-menu-trigger {
        display: flex;
    }
    .card-horizontal {
        flex-direction: column;
    }
    .card-horizontal .card-image-wrap {
        width: 100%;
        height: 180px;
    }
    .article-title {
        font-size: 1.875rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}