/*
Theme Name: Virenial Tech
Theme URI: https://tech.virenial.com
Author: Virenial
Author URI: https://virenial.com
Description: A high-performance, accessible, and SEO-optimized WordPress theme for Virenial Tech — a modern technology news website. Built with performance-first principles, semantic HTML5, and editorial-quality design.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: virenial-tech
Tags: news, technology, blog, custom-logo, custom-menu, featured-images, threaded-comments, responsive-layout, rtl-language-support, translation-ready, accessibility-ready

/* =========================================================
   VIRENIAL TECH — CSS CUSTOM PROPERTIES
   ========================================================= */

:root {
  /* Color Palette */
  --color-bg:          #0a0c0f;
  --color-surface:     #111418;
  --color-surface-2:   #1a1f26;
  --color-border:      #232930;
  --color-text:        #e8eaed;
  --color-text-muted:  #8b949e;
  --color-text-faint:  #4a5568;
  --color-accent:      #00d4ff;
  --color-accent-dim:  #0099bb;
  --color-accent-glow: rgba(0, 212, 255, 0.12);
  --color-red:         #ff4757;
  --color-green:       #2ed573;
  --color-yellow:      #ffa502;
  --color-white:       #ffffff;

  /* Typography */
  --font-display:  'Syne', 'Georgia', serif;
  --font-body:     'DM Sans', 'Helvetica Neue', sans-serif;
  --font-mono:     'JetBrains Mono', 'Fira Code', monospace;

  /* Type Scale */
  --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;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Spacing */
  --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;
  --space-24: 6rem;

  /* Layout */
  --container-sm:  640px;
  --container-md:  768px;
  --container-lg:  1024px;
  --container-xl:  1280px;
  --container-2xl: 1440px;

  /* Effects */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-full: 9999px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,0.4);
  --shadow-md:   0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.6);
  --shadow-accent: 0 0 24px rgba(0, 212, 255, 0.2);

  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Z-index */
  --z-base:    0;
  --z-raised:  10;
  --z-overlay: 100;
  --z-modal:   200;
  --z-header:  300;
}

/* =========================================================
   RESET & BASE
   ========================================================= */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Skip Link — Accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--text-sm);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-4);
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* =========================================================
   TYPOGRAPHY
   ========================================================= */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-white);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl)); }
h3 { font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-white); }

strong, b { font-weight: 700; }
em, i     { font-style: italic; }

code, kbd, samp {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-surface-2);
  padding: 0.1em 0.4em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

pre {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-8);
}
pre code { background: none; border: none; padding: 0; }

blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-6);
  margin: var(--space-8) 0;
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text-muted);
}
blockquote cite {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-text-faint);
}

ul, ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}
li { margin-bottom: var(--space-2); }

hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

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

figure { margin: var(--space-8) 0; }
figcaption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-top: var(--space-3);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-8);
  font-size: var(--text-sm);
}
th, td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  text-align: left;
}
th {
  background: var(--color-surface-2);
  font-weight: 600;
  font-family: var(--font-display);
}
tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

/* =========================================================
   LAYOUT UTILITIES
   ========================================================= */

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

.container--sm  { max-width: var(--container-sm); }
.container--md  { max-width: var(--container-md); }
.container--lg  { max-width: var(--container-lg); }
.container--2xl { max-width: var(--container-2xl); }

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

/* =========================================================
   SITE HEADER
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(10, 12, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  height: 64px;
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-logo__mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dim));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-lg);
  color: var(--color-bg);
  line-height: 1;
  flex-shrink: 0;
}

.site-logo__text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  color: var(--color-white);
  letter-spacing: -0.03em;
  line-height: 1;
}
.site-logo__text span { color: var(--color-accent); }

/* Primary Nav */
.primary-nav {
  flex: 1;
  display: flex;
  align-items: center;
}

.primary-nav__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.primary-nav__link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}
.primary-nav__link:hover,
.primary-nav__link:focus-visible {
  color: var(--color-white);
  background: var(--color-surface-2);
}
.primary-nav__link.current-menu-item,
.primary-nav__link[aria-current="page"] {
  color: var(--color-accent);
}

/* Dropdown */
.primary-nav__item { position: relative; }
.primary-nav__dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  min-width: 200px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  list-style: none;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}
.primary-nav__item:hover .primary-nav__dropdown,
.primary-nav__item:focus-within .primary-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.primary-nav__dropdown a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.primary-nav__dropdown a:hover {
  color: var(--color-white);
  background: var(--color-surface-2);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

.btn-search {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
}
.btn-search:hover { color: var(--color-white); background: var(--color-surface); }

.btn-subscribe {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}
.btn-subscribe:hover {
  background: var(--color-white);
  color: var(--color-bg);
  transform: translateY(-1px);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.menu-toggle:hover { color: var(--color-white); }
.menu-toggle svg { width: 20px; height: 20px; }

/* =========================================================
   BREAKING NEWS TICKER
   ========================================================= */

.breaking-bar {
  background: var(--color-accent);
  color: var(--color-bg);
  padding: var(--space-2) 0;
  overflow: hidden;
}
.breaking-bar__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.breaking-bar__label {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--color-bg);
  color: var(--color-accent);
  padding: 2px var(--space-3);
  border-radius: var(--radius-sm);
}
.breaking-bar__track {
  overflow: hidden;
  flex: 1;
}
.breaking-bar__scroll {
  display: flex;
  gap: var(--space-12);
  animation: ticker 30s linear infinite;
  white-space: nowrap;
}
.breaking-bar__scroll:hover { animation-play-state: paused; }
.breaking-bar__item {
  font-size: var(--text-sm);
  font-weight: 500;
}
.breaking-bar__item a {
  color: inherit;
  text-decoration: none;
}
.breaking-bar__item a:hover { text-decoration: underline; }

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =========================================================
   CATEGORY RIBBON
   ========================================================= */

.category-ribbon {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow-x: auto;
  scrollbar-width: none;
}
.category-ribbon::-webkit-scrollbar { display: none; }
.category-ribbon__inner {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding-block: var(--space-3);
  white-space: nowrap;
}
.category-ribbon__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.category-ribbon__link:hover,
.category-ribbon__link.active {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
}

/* =========================================================
   HERO SECTION
   ========================================================= */

.hero {
  padding: var(--space-12) 0 var(--space-8);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: var(--space-6);
}

/* Featured Post — Spans 2 cols */
.hero__featured {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
}

.post-card--hero {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface);
  height: 100%;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: transform var(--transition-slow);
}
.post-card--hero:hover { transform: scale(1.005); }

.post-card--hero .card-image {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.post-card--hero .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.post-card--hero:hover .card-image img { transform: scale(1.04); }

.post-card--hero .card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,0.92) 0%,
    rgba(0,0,0,0.5) 50%,
    transparent 100%
  );
}

.post-card--hero .card-content {
  position: relative;
  z-index: 2;
  padding: var(--space-8);
  margin-top: auto;
}

/* Right column stack */
.hero__stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* Post Card — Standard */
.post-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.post-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.post-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.post-card:hover .post-card__image img { transform: scale(1.05); }

.post-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Horizontal card */
.post-card--horizontal {
  flex-direction: row;
  height: auto;
}
.post-card--horizontal .post-card__image {
  width: 120px;
  min-width: 120px;
  aspect-ratio: 1;
}
.post-card--horizontal .post-card__body { padding: var(--space-4); }

/* Card Meta */
.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.category-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}
.category-badge:hover { opacity: 0.8; }
.category-badge--ai       { background: rgba(0,212,255,0.15); color: var(--color-accent); }
.category-badge--security { background: rgba(255,71,87,0.15);  color: var(--color-red); }
.category-badge--mobile   { background: rgba(46,213,115,0.15); color: var(--color-green); }
.category-badge--gadget   { background: rgba(255,165,2,0.15);  color: var(--color-yellow); }
.category-badge--software { background: rgba(120,85,255,0.15); color: #a78bfa; }
.category-badge--default  { background: var(--color-surface-2); color: var(--color-text-muted); }

.post-time {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.card-title {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}
.post-card:hover .card-title,
.post-card--hero:hover .card-title {
  color: var(--color-accent);
}

.card-title--lg  { font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl)); }
.card-title--md  { font-size: var(--text-lg); }
.card-title--sm  { font-size: var(--text-base); }

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}
.card-author__avatar {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  object-fit: cover;
  background: var(--color-surface-2);
}
.card-author__name {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}

.read-time {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-left: auto;
}

/* =========================================================
   SECTION HEADERS
   ========================================================= */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.2em;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
}

.section-more {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: gap var(--transition-fast);
}
.section-more:hover { gap: var(--space-3); }

/* =========================================================
   MAIN CONTENT GRID
   ========================================================= */

.content-section { padding: var(--space-12) 0; }

.main-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-10);
  align-items: start;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

/* =========================================================
   SIDEBAR
   ========================================================= */

.sidebar {
  position: sticky;
  top: calc(64px + var(--space-6));
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.widget-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

/* Trending Widget */
.trending-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.trending-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.trending-num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-border);
  line-height: 1;
  width: 28px;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}
.trending-item:first-child .trending-num { color: var(--color-accent); }
.trending-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.4;
  transition: color var(--transition-fast);
}
.trending-link:hover { color: var(--color-accent); }

/* Newsletter Widget */
.newsletter-widget {
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(0,212,255,0.06) 100%);
  border-color: rgba(0,212,255,0.2);
}
.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-3);
}
.newsletter-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
}
.newsletter-input:focus {
  outline: none;
  border-color: var(--color-accent);
}
.newsletter-input::placeholder { color: var(--color-text-faint); }
.newsletter-btn {
  width: 100%;
  padding: var(--space-3);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.newsletter-btn:hover {
  background: var(--color-white);
  transform: translateY(-1px);
}

/* Tags Widget */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.tag-link {
  display: inline-flex;
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.tag-link:hover {
  background: var(--color-accent-glow);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* =========================================================
   SINGLE POST
   ========================================================= */

.post-header {
  padding: var(--space-12) 0 var(--space-8);
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.post-header .card-meta {
  justify-content: center;
  margin-bottom: var(--space-6);
}

.post-title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-5xl));
  margin-bottom: var(--space-6);
}

.post-subtitle {
  font-size: var(--text-xl);
  color: var(--color-text-muted);
  font-weight: 400;
  margin-bottom: var(--space-8);
}

.post-byline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.post-byline__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-border);
}
.post-byline__name { font-weight: 700; color: var(--color-text); }
.post-byline__sep { color: var(--color-border); }

.post-thumbnail {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-12);
}

.post-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--color-text);
}

.post-content h2 { margin: var(--space-10) 0 var(--space-5); }
.post-content h3 { margin: var(--space-8) 0 var(--space-4); }
.post-content h4 { margin: var(--space-6) 0 var(--space-3); }

.post-content img {
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
}

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

/* Share Bar */
.share-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin: var(--space-10) 0;
}
.share-label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-right: var(--space-2);
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: opacity var(--transition-fast);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: var(--color-surface-2);
}
.share-btn:hover { opacity: 0.8; color: var(--color-white); }

/* Tags Post */
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}
.post-tags__label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  align-self: center;
  margin-right: var(--space-2);
}

/* Author Box */
.author-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.author-box__avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--color-accent);
}
.author-box__name {
  font-size: var(--text-xl);
  font-family: var(--font-display);
  margin-bottom: var(--space-1);
}
.author-box__role {
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.author-box__bio { font-size: var(--text-sm); color: var(--color-text-muted); }

/* Related Posts */
.related-posts { padding: var(--space-12) 0; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* =========================================================
   SEARCH
   ========================================================= */

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}
.search-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.search-box {
  width: 100%;
  max-width: 640px;
  padding: 0 var(--space-6);
}
.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.search-input {
  width: 100%;
  padding: var(--space-5) var(--space-6) var(--space-5) var(--space-14);
  background: var(--color-surface);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-xl);
  color: var(--color-white);
  font-size: var(--text-xl);
  font-family: var(--font-body);
  box-shadow: var(--shadow-accent);
}
.search-input:focus { outline: none; }
.search-icon {
  position: absolute;
  left: var(--space-5);
  color: var(--color-accent);
  pointer-events: none;
}

/* =========================================================
   PAGINATION
   ========================================================= */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-12) 0;
}
.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}
.page-numbers:hover {
  color: var(--color-white);
  border-color: var(--color-accent);
}
.page-numbers.current {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

/* =========================================================
   COMMENTS
   ========================================================= */

.comments-section {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-border);
}

.comments-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-8);
}

.comment-list {
  list-style: none;
  padding: 0;
}

.comment {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
}

.comment-author-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.comment-author-info img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}
.comment-author-name { font-weight: 700; font-size: var(--text-sm); }
.comment-date { font-size: var(--text-xs); color: var(--color-text-faint); }

.comment-body p { font-size: var(--text-sm); margin-bottom: var(--space-2); }

.comment-reply-link {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
}

/* Comment Form */
.comment-form input,
.comment-form textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
  transition: border-color var(--transition-fast);
}
.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 label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.comment-form .submit {
  padding: var(--space-3) var(--space-8);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.comment-form .submit:hover {
  background: var(--color-white);
  transform: translateY(-1px);
}

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}

.footer-brand p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
  max-width: 280px;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}
.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.social-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
}
.social-link svg { width: 18px; height: 18px; }

.footer-heading {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-5);
}

.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-accent); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) 0;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}
.footer-bottom-links a {
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-bottom-links a:hover { color: var(--color-accent); }

/* =========================================================
   RESPONSIVE — TABLET
   ========================================================= */

@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }
  .hero__featured {
    grid-column: 1 / 3;
    grid-row: 1;
  }
  .hero__stack {
    grid-column: 1 / 3;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .hero__stack .post-card { flex: 1; min-width: 240px; }

  .main-grid {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer-brand { grid-column: 1 / 3; }

  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */

@media (max-width: 768px) {
  .primary-nav,
  .btn-subscribe {
    display: none;
  }

  .menu-toggle { display: flex; }

  .site-header__inner { gap: var(--space-4); }

  .hero__grid {
    grid-template-columns: 1fr;
  }
  .hero__featured {
    grid-column: 1;
    grid-row: 1;
  }
  .hero__stack {
    grid-column: 1;
    flex-direction: column;
  }

  .posts-grid { grid-template-columns: 1fr; }

  .sidebar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer-brand { grid-column: 1; }

  .related-grid { grid-template-columns: 1fr; }

  .post-header { padding: var(--space-8) 0 var(--space-6); }

  .author-box { flex-direction: column; }

  .share-bar { flex-wrap: wrap; }

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

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  background: var(--color-bg);
  padding: var(--space-20) var(--space-6) var(--space-6);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
}
.mobile-nav.is-open { transform: translateX(0); }

.mobile-nav__list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.mobile-nav__link {
  display: block;
  padding: var(--space-4);
  font-size: var(--text-lg);
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.mobile-nav__link:hover {
  color: var(--color-accent);
  background: var(--color-surface);
}

/* =========================================================
   PROGRESS BAR (Reading)
   ========================================================= */

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-green));
  z-index: calc(var(--z-header) + 1);
  transition: width 0.1s linear;
}

/* =========================================================
   BACK TO TOP
   ========================================================= */

.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-overlay);
  width: 44px;
  height: 44px;
  background: var(--color-accent);
  color: var(--color-bg);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--color-white); }
.back-to-top svg { width: 20px; height: 20px; }

/* =========================================================
   UTILITY CLASSES
   ========================================================= */

.text-accent  { color: var(--color-accent) !important; }
.text-muted   { color: var(--color-text-muted) !important; }
.text-center  { text-align: center; }
.mt-auto      { margin-top: auto; }

/* WordPress Alignment */
.alignleft   { float: left; margin: 0 var(--space-6) var(--space-4) 0; }
.alignright  { float: right; margin: 0 0 var(--space-4) var(--space-6); }
.aligncenter { display: block; margin: 0 auto var(--space-6); }
.alignwide   { max-width: var(--container-2xl); margin-inline: auto; }
.alignfull   { width: 100vw; margin-left: calc(50% - 50vw); }

/* WP Image Classes */
.wp-block-image img { border-radius: var(--radius-lg); }

/* Screen reader text */
.screen-reader-text {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0,0,0,0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* =========================================================
   PRINT STYLES
   ========================================================= */

@media print {
  .site-header,
  .breaking-bar,
  .sidebar,
  .share-bar,
  .related-posts,
  .comments-section,
  .site-footer,
  .back-to-top,
  .reading-progress { display: none !important; }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  .post-content { max-width: 100%; }

  a { color: #000; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 10pt; }
}