/*
Theme Name: NewsCore
Theme URI: https://example.com/newscore
Author: Your Name
Description: A high-performance, SEO-optimized blog theme for in-depth content. Built for AdSense revenue with Core Web Vitals optimization.
Version: 1.1.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
Text Domain: newscore
Tags: blog, news, seo, adsense, fast, responsive, light
*/

/* ============================================================
   CSS CUSTOM PROPERTIES — Light mode only
   ============================================================ */
:root {
  --color-bg:           #ffffff;
  --color-bg-alt:       #f7f6f3;
  --color-bg-card:      #ffffff;
  --color-surface:      #f0ede8;
  --color-border:       #e4e1db;
  --color-border-light: #ede9e3;

  --color-text:         #1a1917;
  --color-text-muted:   #5a5754;
  --color-text-faint:   #a09d99;

  --color-accent:       #d4420a;
  --color-accent-dark:  #b03508;
  --color-accent-light: #fdf0eb;

  --color-tag-bg:       #f0ede8;
  --color-tag-text:     #5a5754;

  --font-heading: 'Plus Jakarta Sans', 'Inter', 'Helvetica Neue', sans-serif;
  --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-ui:      'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  --leading-tight:   1.2;
  --leading-snug:    1.375;
  --leading-normal:  1.6;
  --leading-relaxed: 1.75;

  --container-max: 1100px;
  --content-max:   720px;
  --sidebar-width: 300px;

  --space-1:  0.25rem;  --space-2:  0.5rem;   --space-3:  0.75rem;
  --space-4:  1rem;     --space-5:  1.25rem;  --space-6:  1.5rem;
  --space-8:  2rem;     --space-10: 2.5rem;   --space-12: 3rem;
  --space-16: 4rem;     --space-20: 5rem;

  --radius-sm: 4px;   --radius-md: 8px;   --radius-lg: 12px;
  --shadow-card:  0 1px 4px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.06);
  --shadow-hover: 0 4px 12px rgba(0,0,0,.10), 0 12px 32px rgba(0,0,0,.08);
  --transition:   180ms ease;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition), opacity var(--transition); }
a:hover { opacity: .8; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: var(--leading-tight);
  color: var(--color-text);
  letter-spacing: -0.03em;
}
h4,h5,h6 { letter-spacing: -0.01em; }
h1 { font-size: clamp(1.75rem,4vw,2.75rem); }
h2 { font-size: clamp(1.4rem,3vw,2rem); }
h3 { font-size: clamp(1.2rem,2.5vw,1.5rem); }
h4 { font-size: 1.2rem; }
p  { margin-bottom: var(--space-5); }
p:last-child { margin-bottom: 0; }

/* ============================================================
   LAYOUT
   ============================================================ */
.container { width: 100%; max-width: var(--container-max); margin-inline: auto; padding-inline: var(--space-6); }

.site-layout {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--space-10);
  align-items: start;
}
@media (max-width: 900px) {
  .site-layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
}

/* ============================================================
   SKIP LINK
   ============================================================ */
.skip-link {
  position: absolute; top: -100%; left: var(--space-4);
  background: var(--color-accent); color: #fff;
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
  font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600;
  z-index: 9999; transition: top var(--transition);
}
.skip-link:focus { top: var(--space-4); }

/* ============================================================
   READING PROGRESS
   ============================================================ */
.reading-progress {
  position: fixed; top: 0; left: 0; width: 0%; height: 3px;
  background: var(--color-accent); z-index: 9999; transition: width 80ms linear;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: var(--space-6);
  max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-6);
}

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

.site-title {
  font-family: var(--font-heading); font-size: 22px;
  font-weight: 900; color: var(--color-text); letter-spacing: -0.04em; line-height: 1;
}
.site-title span { color: var(--color-accent); }

.site-description {
  font-family: var(--font-ui); font-size: var(--text-xs);
  color: var(--color-text-muted); margin-top: 2px;
  letter-spacing: .05em; text-transform: uppercase;
}

.main-nav { flex: 1; }

.nav-menu { display: flex; list-style: none; gap: var(--space-1); align-items: center; }

.nav-menu li a {
  display: block; font-family: var(--font-ui); font-size: var(--text-sm);
  font-weight: 500; color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-menu li a:hover,
.nav-menu li.current-menu-item > a,
.nav-menu li.current_page_item > a {
  color: var(--color-text); background: var(--color-surface); opacity: 1;
}

/* Dropdown */
.nav-menu li { position: relative; }
.nav-menu .sub-menu {
  display: none; position: absolute; top: calc(100% + 6px); left: 0;
  background: var(--color-bg-card); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-card);
  min-width: 200px; z-index: 200; padding: var(--space-2);
}
.nav-menu li:hover > .sub-menu { display: block; }
.nav-menu .sub-menu li a { display: block; padding: var(--space-2) var(--space-3); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); flex-shrink: 0; }

.search-toggle {
  background: none; border: none; cursor: pointer; padding: var(--space-2);
  color: var(--color-text-muted); border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  display: flex; align-items: center;
}
.search-toggle:hover { color: var(--color-text); background: var(--color-surface); }

.menu-toggle {
  display: none; background: none; border: none; cursor: pointer;
  padding: var(--space-2); color: var(--color-text);
  flex-direction: column; gap: 5px;
}
.menu-toggle span { display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px; transition: transform var(--transition); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--color-bg); border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) var(--space-6);
  }
  .main-nav.is-open { display: block; }
  .nav-menu { flex-direction: column; align-items: flex-start; }
  .nav-menu li,
  .nav-menu li a { width: 100%; }
}

/* ============================================================
   SEARCH OVERLAY
   ============================================================ */
.search-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(255,255,255,.92); z-index: 500;
  align-items: flex-start; justify-content: center;
  padding-top: 10vh; backdrop-filter: blur(6px);
}
.search-overlay.is-open { display: flex; }
.search-form-wrap { width: 100%; max-width: 600px; padding: var(--space-6); }
.search-form-wrap .search-field {
  width: 100%; background: var(--color-bg); border: 2px solid var(--color-accent);
  border-radius: var(--radius-md); padding: var(--space-4) var(--space-6);
  font-family: var(--font-body); font-size: var(--text-xl); color: var(--color-text); outline: none;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb { padding: var(--space-4) 0; border-bottom: 1px solid var(--color-border); margin-bottom: var(--space-8); }
.breadcrumb-list {
  display: flex; flex-wrap: wrap; gap: var(--space-2); list-style: none;
  font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted);
  align-items: center;
}
.breadcrumb-list li + li::before { content: '›'; margin-right: var(--space-2); color: var(--color-text-faint); }
.breadcrumb-list a { color: var(--color-text-muted); }
.breadcrumb-list a:hover { color: var(--color-accent); opacity: 1; }

/* ============================================================
   HERO
   ============================================================ */
.hero-section { padding: var(--space-10) 0; border-bottom: 1px solid var(--color-border); margin-bottom: var(--space-10); }
.hero-post { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-10); align-items: center; }
@media (max-width: 768px) { .hero-post { grid-template-columns: 1fr; } }

.hero-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/9; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 400ms ease; }
.hero-image:hover img { transform: scale(1.03); }

.hero-badge {
  display: inline-flex; align-items: center;
  background: var(--color-accent); color: #fff;
  font-family: var(--font-ui); font-size: 10px; font-weight: 700;
  padding: 3px 10px; border-radius: 20px;
  letter-spacing: .08em; text-transform: uppercase; margin-bottom: var(--space-4);
}

.hero-title { font-size: clamp(1.6rem,3.5vw,2.4rem); margin-bottom: var(--space-4); line-height: 1.2; }
.hero-title a { color: var(--color-text); }
.hero-title a:hover { color: var(--color-accent); opacity: 1; }

.hero-excerpt { color: var(--color-text-muted); font-size: var(--text-base); margin-bottom: var(--space-6); line-height: var(--leading-relaxed); }

.hero-meta { display: flex; align-items: center; gap: var(--space-3); font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted); }
.hero-meta .author-avatar { width: 34px; height: 34px; border-radius: 50%; overflow: hidden; border: 2px solid var(--color-border); }
.hero-meta .author-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
   POST CARDS
   ============================================================ */
.posts-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(300px,1fr)); gap: var(--space-6); }

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

.post-card-image { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.post-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 400ms ease; }
.post-card:hover .post-card-image img { transform: scale(1.05); }

.category-badge {
  position: absolute; top: var(--space-3); left: var(--space-3);
  display: inline-block; background: var(--color-accent); color: #fff;
  font-family: var(--font-ui); font-size: 10px; font-weight: 700;
  padding: 2px 8px; border-radius: 3px; letter-spacing: .05em; text-transform: uppercase;
}

.post-card-body { padding: var(--space-5); flex: 1; display: flex; flex-direction: column; }

.post-card-title { font-size: var(--text-lg); margin-bottom: var(--space-3); line-height: var(--leading-snug); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.post-card-title a { color: var(--color-text); }
.post-card-title a:hover { color: var(--color-accent); opacity: 1; }

.post-card-excerpt { font-size: var(--text-sm); color: var(--color-text-muted); line-height: var(--leading-normal); flex: 1; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: var(--space-4); }

.post-card-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-ui); font-size: var(--text-xs); color: var(--color-text-faint);
  border-top: 1px solid var(--color-border); padding-top: var(--space-4); margin-top: auto;
}

/* ============================================================
   SINGLE POST
   ============================================================ */
.single-layout {
  max-width: var(--container-max); margin-inline: auto; padding-inline: var(--space-6);
  display: grid; grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--space-10); align-items: start; padding-top: var(--space-8); padding-bottom: var(--space-16);
}
@media (max-width: 900px) { .single-layout { grid-template-columns: 1fr; } }

.post-category-link {
  display: inline-block; font-family: var(--font-ui); font-size: var(--text-sm);
  font-weight: 700; color: var(--color-accent); text-transform: uppercase;
  letter-spacing: .08em; margin-bottom: var(--space-4); opacity: 1;
}

.post-title { font-size: clamp(1.8rem,4vw,3rem); line-height: 1.15; margin-bottom: var(--space-5); letter-spacing: -0.03em; }

.post-subtitle {
  font-family: var(--font-body); font-size: var(--text-xl); color: var(--color-text-muted);
  font-weight: 400; font-style: italic; line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6); border-left: 3px solid var(--color-accent); padding-left: var(--space-5);
}

.post-meta-bar {
  display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-4);
  font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted);
  padding: var(--space-4) 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}
.post-author-link { display: flex; align-items: center; gap: var(--space-2); color: var(--color-text); font-weight: 500; }
.post-author-link img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.post-meta-bar .separator { color: var(--color-text-faint); }

.share-buttons { margin-left: auto; display: flex; gap: var(--space-2); }
.share-btn {
  display: inline-flex; align-items: center; gap: var(--space-1);
  font-family: var(--font-ui); font-size: var(--text-xs); font-weight: 600;
  padding: 4px 10px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); color: var(--color-text-muted);
  background: var(--color-bg); cursor: pointer; transition: all var(--transition); text-decoration: none;
}
.share-btn:hover { border-color: var(--color-accent); color: var(--color-accent); opacity: 1; }

.post-featured-image { margin-bottom: var(--space-8); border-radius: var(--radius-lg); overflow: hidden; }
.post-featured-image img { width: 100%; height: auto; max-height: 520px; object-fit: cover; }
.post-featured-image figcaption {
  font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-faint);
  padding: var(--space-3) var(--space-4); text-align: center; font-style: italic;
  background: var(--color-bg-alt);
}

/* ============================================================
   POST CONTENT
   ============================================================ */
.post-content { font-size: var(--text-lg); line-height: var(--leading-relaxed); color: var(--color-text); }
.post-content > * + * { margin-top: var(--space-6); }
.post-content h2 { font-size: clamp(1.4rem,2.5vw,1.8rem); margin-top: var(--space-12); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-border); }
.post-content h3 { font-size: clamp(1.15rem,2vw,1.4rem); margin-top: var(--space-8); }
.post-content h4 { margin-top: var(--space-6); color: var(--color-accent); }

.post-content a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }

.post-content blockquote {
  border-left: 4px solid var(--color-accent); padding: var(--space-5) var(--space-6);
  background: var(--color-accent-light); border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic; font-size: var(--text-xl); color: var(--color-text-muted); line-height: var(--leading-relaxed);
}
.post-content blockquote cite { display: block; font-style: normal; font-size: var(--text-sm); color: var(--color-text-faint); margin-top: var(--space-3); font-family: var(--font-ui); }

.post-content ul, .post-content ol { padding-left: var(--space-6); }
.post-content li { margin-bottom: var(--space-2); }
.post-content ul li::marker { color: var(--color-accent); }

.post-content code {
  font-family: var(--font-mono); font-size: .875em;
  background: var(--color-surface); border: 1px solid var(--color-border);
  padding: 2px 6px; border-radius: var(--radius-sm); color: var(--color-accent);
}
.post-content pre {
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-6); overflow-x: auto; margin: var(--space-8) 0;
}
.post-content pre code { background: none; border: none; padding: 0; color: var(--color-text); font-size: var(--text-sm); }

.post-content table { width: 100%; border-collapse: collapse; margin: var(--space-8) 0; font-size: var(--text-base); }
.post-content th { background: var(--color-surface); font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; padding: var(--space-3) var(--space-4); text-align: left; border-bottom: 2px solid var(--color-accent); }
.post-content td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-border); }
.post-content tr:last-child td { border-bottom: none; }

/* ============================================================
   AD UNITS
   ============================================================ */
/* Ad units — no placeholder styling, hidden when empty */
.ncc-ad-wrap { margin: var(--space-8) 0; text-align: center; }
.ncc-ad-label {
  font-family: var(--font-ui); font-size: 9px; color: var(--color-text-faint);
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: 4px;
}
.ncc-ad-wrap:empty { display: none; }

/* ============================================================
   TOC
   ============================================================ */
.toc-box {
  background: var(--color-accent-light); border: 1px solid #f0c0a8;
  border-left: 3px solid var(--color-accent); border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-4) var(--space-5); margin: var(--space-8) 0;
}
.toc-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.toc-box h4 { font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); margin: 0; }
.toc-toggle { background: none; border: none; cursor: pointer; font-size: 12px; color: var(--color-text-faint); padding: 2px 6px; border-radius: 3px; transition: transform var(--transition); }
.toc-toggle:hover { color: var(--color-accent); }
.toc-collapsed .toc-list { display: none; }
.toc-collapsed .toc-toggle { transform: rotate(180deg); }
.toc-list { list-style: none; counter-reset: toc-counter; }
.toc-list li { counter-increment: toc-counter; padding: 3px 0; line-height: 1.4; }
.toc-list li::before { content: counter(toc-counter) ". "; color: var(--color-accent); font-family: var(--font-ui); font-weight: 700; font-size: var(--text-sm); }
.toc-list a { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted); }
.toc-list a:hover { color: var(--color-accent); opacity: 1; }

/* ============================================================
   TAGS
   ============================================================ */
.post-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-8); padding-top: var(--space-6); border-top: 1px solid var(--color-border); }
.tag-link {
  display: inline-block; font-family: var(--font-ui); font-size: var(--text-xs);
  color: var(--color-text-muted); border: 1px solid var(--color-border);
  background: var(--color-tag-bg); padding: 3px 10px; border-radius: 20px; transition: all var(--transition);
}
.tag-link:hover { border-color: var(--color-accent); color: var(--color-accent); background: var(--color-accent-light); opacity: 1; }

/* ============================================================
   RELATED POSTS
   ============================================================ */
.related-posts { margin-top: var(--space-12); padding-top: var(--space-10); border-top: 2px solid var(--color-border); }
.section-title {
  font-family: var(--font-ui); font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em; color: var(--color-text-faint);
  margin-bottom: var(--space-6); display: flex; align-items: center; gap: var(--space-3);
}
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--color-border); }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-5); }
@media (max-width: 640px) { .related-grid { grid-template-columns: 1fr; } }

/* ============================================================
   AUTHOR BOX
   ============================================================ */
.author-box {
  background: var(--color-bg-alt); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); margin-top: var(--space-10);
  display: flex; gap: var(--space-5); align-items: flex-start;
}
.author-box-avatar { width: 72px; height: 72px; border-radius: 50%; overflow: hidden; flex-shrink: 0; border: 3px solid var(--color-border); }
.author-box-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-box-name { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.author-box-bio { font-size: var(--text-sm); color: var(--color-text-muted); line-height: var(--leading-relaxed); margin-bottom: var(--space-3); }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar { position: sticky; top: 80px; }
.sidebar-widget { margin-bottom: var(--space-8); }
.widget-title {
  font-family: var(--font-ui); font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: .12em; color: var(--color-text-faint);
  padding-bottom: var(--space-3); border-bottom: 2px solid var(--color-border); margin-bottom: var(--space-4);
}

.popular-posts-list { list-style: none; counter-reset: popular; }
.popular-posts-list li { counter-increment: popular; display: flex; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); align-items: flex-start; }
.popular-posts-list li::before { content: counter(popular,decimal-leading-zero); font-family: var(--font-ui); font-size: var(--text-xl); font-weight: 800; color: var(--color-border); line-height: 1; flex-shrink: 0; min-width: 32px; }
.popular-posts-list a { font-size: var(--text-sm); color: var(--color-text); line-height: var(--leading-snug); font-family: var(--font-heading); font-weight: 600; }
.popular-posts-list a:hover { color: var(--color-accent); opacity: 1; }

.categories-list { list-style: none; }
.categories-list li { display: flex; justify-content: space-between; align-items: center; padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border); }
.categories-list a { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text-muted); }
.categories-list a:hover { color: var(--color-accent); opacity: 1; }
.categories-list .count { font-family: var(--font-ui); font-size: var(--text-xs); background: var(--color-surface); padding: 1px 6px; border-radius: 10px; color: var(--color-text-faint); }

.newsletter-widget { background: var(--color-accent-light); border: 1px solid #f0c0a8; border-radius: var(--radius-md); padding: var(--space-5); text-align: center; }
.newsletter-widget h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.newsletter-widget p { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.newsletter-form { display: flex; flex-direction: column; gap: var(--space-2); }
.newsletter-input { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); font-family: var(--font-ui); font-size: var(--text-sm); color: var(--color-text); width: 100%; }
.newsletter-input:focus { outline: none; border-color: var(--color-accent); }
.btn-subscribe { background: var(--color-accent); color: #fff; border: none; padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 700; cursor: pointer; transition: background var(--transition); width: 100%; }
.btn-subscribe:hover { background: var(--color-accent-dark); }

/* ============================================================
   COMMENTS
   ============================================================ */
.comments-section { margin-top: var(--space-12); padding-top: var(--space-10); border-top: 2px solid var(--color-border); }
.comment-list { list-style: none; margin-bottom: var(--space-8); }
.comment-body { display: flex; gap: var(--space-4); padding: var(--space-5) 0; border-bottom: 1px solid var(--color-border); }
.comment-avatar { width: 44px; height: 44px; border-radius: 50%; overflow: hidden; flex-shrink: 0; }
.comment-avatar img { width: 100%; height: 100%; object-fit: cover; }
.comment-author-name { font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; color: var(--color-text); margin-bottom: var(--space-1); }
.comment-time { font-family: var(--font-ui); font-size: var(--text-xs); color: var(--color-text-faint); }
.comment-text { font-size: var(--text-base); line-height: var(--leading-relaxed); margin-top: var(--space-3); }
.comment-form input,
.comment-form textarea { width: 100%; background: var(--color-bg-alt); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); margin-bottom: var(--space-4); transition: border-color var(--transition); }
.comment-form input:focus, .comment-form textarea:focus { outline: none; border-color: var(--color-accent); }
.comment-form textarea { min-height: 140px; resize: vertical; }
.comment-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.btn-comment { background: var(--color-accent); color: #fff; border: none; padding: var(--space-3) var(--space-8); border-radius: var(--radius-sm); font-family: var(--font-ui); font-size: var(--text-base); font-weight: 700; cursor: pointer; transition: background var(--transition); }
.btn-comment:hover { background: var(--color-accent-dark); }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination { display: flex; justify-content: center; gap: var(--space-2); margin-top: var(--space-12); padding-top: var(--space-8); border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.page-numbers { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-sm); font-family: var(--font-ui); font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted); border: 1px solid var(--color-border); transition: all var(--transition); text-decoration: none; }
.page-numbers:hover, .page-numbers.current { background: var(--color-accent); border-color: var(--color-accent); color: #fff; opacity: 1; }
.page-numbers.dots { border: none; background: none; }

/* ============================================================
   POST NAVIGATION
   ============================================================ */
.post-navigation { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); margin-top: var(--space-10); padding-top: var(--space-8); border-top: 1px solid var(--color-border); }
.nav-label { display: block; font-family: var(--font-ui); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-faint); margin-bottom: var(--space-2); }
.post-navigation a { font-family: var(--font-heading); font-size: var(--text-base); font-weight: 700; color: var(--color-text); line-height: var(--leading-snug); }
.post-navigation a:hover { color: var(--color-accent); opacity: 1; }
.nav-next { text-align: right; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--color-bg-alt); border-top: 1px solid var(--color-border); margin-top: var(--space-16); }
.footer-top { padding: var(--space-12) 0; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-10); }
@media (max-width: 768px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand .site-title { font-size: var(--text-2xl); margin-bottom: var(--space-3); }
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: var(--leading-relaxed); max-width: 280px; }
.footer-heading { font-family: var(--font-ui); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--color-text-faint); margin-bottom: var(--space-4); }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-links a { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-links a:hover { color: var(--color-accent); opacity: 1; }
.footer-bottom { border-top: 1px solid var(--color-border); padding: var(--space-5) 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-4); }
.footer-legal { font-family: var(--font-ui); font-size: var(--text-xs); color: var(--color-text-faint); }
.footer-legal a { color: var(--color-text-faint); }
.footer-legal a:hover { color: var(--color-accent); opacity: 1; }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top { position: fixed; bottom: var(--space-6); right: var(--space-6); width: 44px; height: 44px; background: var(--color-accent); color: #fff; border: none; border-radius: 50%; cursor: pointer; display: none; align-items: center; justify-content: center; z-index: 99; box-shadow: 0 4px 12px rgba(212,66,10,.3); transition: transform var(--transition); font-size: 18px; }
.back-to-top.visible { display: flex; }
.back-to-top:hover { transform: translateY(-2px); }

/* ============================================================
   UTILITIES
   ============================================================ */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }

@media print {
  .site-header,.sidebar,.ad-unit,.back-to-top,.reading-progress,.share-buttons { display: none !important; }
  .single-layout { grid-template-columns: 1fr; }
  body { background: #fff; color: #000; font-size: 12pt; }
}