/*
Theme Name: ForensicsInsider
Theme URI: https://www.forensicsinsider.com/
Author: ForensicsInsider Editorial Team
Author URI: https://www.forensicsinsider.com/
Description: A modern, high-performance WordPress theme engineered for ForensicsInsider, a digital forensics blog and community platform where experts share tutorials, case studies, tool guides, and investigation methodologies. Features crisp card grids, immersive long-form article reader, reading progress indicator, and a modern red/black/white aesthetic.
Version: 1.1.0
Tested up to: 6.7
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: forensicsinsider
Tags: digital-forensics, cybersecurity, incident-response, tech-blog, grid-layout, two-columns, custom-menu, featured-images, full-width-template, theme-options, translation-ready
*/

/* --------------------------------------------------------------------------
   01. DESIGN TOKENS & CSS VARIABLES
   -------------------------------------------------------------------------- */
:root {
  /* Brand Crimson Red (Matches logo-fi-forensicsinsider.svg) */
  --fi-primary: #e11f25;
  --fi-primary-hover: #c4161c;
  --fi-primary-dark: #991b1b;
  --fi-primary-light: rgba(225, 31, 37, 0.08);
  --fi-primary-subtle: rgba(225, 31, 37, 0.14);
  --fi-primary-glow: rgba(225, 31, 37, 0.35);

  /* Tactical Cyber Dark Surfaces */
  --fi-dark-950: #07090e;
  --fi-dark-900: #0c0f16;
  --fi-dark-850: #11151f;
  --fi-dark-800: #171d2b;
  --fi-dark-750: #1f2738;
  --fi-dark-700: #2a3449;

  /* Tactical Borders */
  --fi-border-dark: rgba(255, 255, 255, 0.08);
  --fi-border-dark-hover: rgba(225, 31, 37, 0.4);
  --fi-border-light: #e2e8f0;

  /* Light Editorial Surfaces */
  --fi-slate-50: #f8fafc;
  --fi-slate-100: #f1f5f9;
  --fi-slate-200: #e2e8f0;
  --fi-slate-300: #cbd5e1;
  --fi-slate-400: #94a3b8;
  --fi-slate-500: #64748b;
  --fi-slate-600: #475569;
  --fi-slate-700: #334155;
  --fi-slate-800: #1e293b;
  --fi-slate-900: #0f172a;
  --fi-white: #ffffff;

  /* Typography */
  --fi-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --fi-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;

  /* Shadows */
  --fi-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --fi-shadow-md: 0 4px 16px -2px rgba(15, 23, 42, 0.08), 0 2px 6px -2px rgba(15, 23, 42, 0.05);
  --fi-shadow-lg: 0 12px 28px -4px rgba(15, 23, 42, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.06);
  --fi-shadow-red: 0 8px 24px -4px rgba(225, 31, 37, 0.35);

  /* Radii */
  --fi-radius-sm: 6px;
  --fi-radius-md: 10px;
  --fi-radius-lg: 14px;
  --fi-radius-xl: 18px;
  --fi-radius-full: 9999px;

  /* Transitions */
  --fi-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   02. BASE & RESET
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--fi-font-sans);
  background-color: var(--fi-slate-50);
  color: var(--fi-slate-800);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--fi-primary);
  text-decoration: none;
  transition: var(--fi-transition);
}

a:hover, a:focus {
  color: var(--fi-primary-hover);
}

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

::selection {
  background-color: var(--fi-primary);
  color: var(--fi-white);
}

/* --------------------------------------------------------------------------
   03. READING PROGRESS BAR
   -------------------------------------------------------------------------- */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, #e11f25 0%, #ff4d52 100%);
  box-shadow: 0 0 10px rgba(225, 31, 37, 0.7);
  z-index: 1050;
  transition: width 0.1s ease-out;
}

/* --------------------------------------------------------------------------
   04. TOP TACTICAL ALERT BAR
   -------------------------------------------------------------------------- */
.fi-top-bar {
  background-color: var(--fi-dark-950);
  color: var(--fi-slate-300);
  font-size: 0.8rem;
  border-bottom: 1px solid var(--fi-border-dark);
}

.fi-top-bar .live-dot {
  width: 8px;
  height: 8px;
  background-color: var(--fi-primary);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--fi-primary);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(225, 31, 37, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(225, 31, 37, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(225, 31, 37, 0); }
}

.fi-top-bar a {
  color: var(--fi-slate-300);
  font-weight: 500;
}

.fi-top-bar a:hover {
  color: var(--fi-white);
}

/* --------------------------------------------------------------------------
   05. MAIN NAVIGATION (STICKY DARK HEADER)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background-color: rgba(12, 15, 22, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--fi-border-dark);
  transition: var(--fi-transition);
}

.navbar {
  padding: 0.85rem 0;
}

.navbar-brand img {
  height: 40px;
  width: auto;
  max-width: 200px;
  display: block;
}

.navbar-nav .nav-link {
  color: #e2e8f0 !important;
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.6rem 1rem !important;
  border-radius: var(--fi-radius-sm);
  transition: var(--fi-transition);
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-item.active .nav-link,
.navbar-nav .nav-link.active {
  color: #ffffff !important;
  background-color: rgba(255, 255, 255, 0.05);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0%;
  height: 2px;
  background-color: var(--fi-primary);
  transition: width 0.25s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 60%;
}

.nav-cta-btn {
  background-color: var(--fi-primary);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--fi-radius-sm);
  border: 1px solid var(--fi-primary);
  transition: var(--fi-transition);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-cta-btn:hover {
  background-color: var(--fi-primary-hover);
  border-color: var(--fi-primary-hover);
  box-shadow: 0 4px 14px rgba(225, 31, 37, 0.4);
}

.nav-search-btn {
  background: transparent;
  border: 1px solid var(--fi-border-dark);
  color: var(--fi-slate-300);
  border-radius: var(--fi-radius-sm);
  padding: 0.45rem 0.8rem;
  transition: var(--fi-transition);
}

.nav-search-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border-color: var(--fi-primary);
}

/* --------------------------------------------------------------------------
   06. HERO SECTION / CYBER MESH
   -------------------------------------------------------------------------- */
.fi-hero-section {
  background-color: var(--fi-dark-900);
  background-image: 
    radial-gradient(circle at 80% 20%, rgba(225, 31, 37, 0.15) 0%, transparent 45%),
    radial-gradient(circle at 15% 85%, rgba(225, 31, 37, 0.08) 0%, transparent 40%),
    linear-gradient(180deg, rgba(12, 15, 22, 0.95) 0%, #0c0f16 100%);
  position: relative;
  overflow: hidden;
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--fi-border-dark);
}

.fi-hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  opacity: 0.6;
}

.fi-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(225, 31, 37, 0.12);
  border: 1px solid rgba(225, 31, 37, 0.3);
  color: #ff6b70;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--fi-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--fi-font-mono);
}

.fi-hero-title {
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.2;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.fi-hero-title .text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #e11f25 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.fi-hero-description {
  font-size: 1.15rem;
  color: #94a3b8;
  max-width: 720px;
  line-height: 1.7;
}

/* Search Bar in Hero */
.fi-hero-search-wrap {
  max-width: 680px;
  margin: 0 auto;
}

.fi-hero-search-form .input-group {
  background: #11151f;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--fi-radius-lg);
  padding: 5px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: var(--fi-transition);
}

.fi-hero-search-form .input-group:focus-within {
  border-color: var(--fi-primary);
  box-shadow: 0 0 0 3px rgba(225, 31, 37, 0.25), 0 12px 36px rgba(0, 0, 0, 0.5);
}

.fi-hero-search-form .form-control {
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 1rem;
  padding-left: 1rem;
}

.fi-hero-search-form .form-control:focus {
  outline: none;
  box-shadow: none;
  background: transparent;
  color: #ffffff;
}

.fi-hero-search-form .form-control::placeholder {
  color: #64748b;
}

.fi-hero-search-btn {
  background-color: var(--fi-primary);
  border-color: var(--fi-primary);
  color: #ffffff;
  font-weight: 700;
  border-radius: var(--fi-radius-md) !important;
  padding: 0.65rem 1.5rem;
  transition: var(--fi-transition);
}

.fi-hero-search-btn:hover {
  background-color: var(--fi-primary-hover);
  box-shadow: var(--fi-shadow-red);
}

/* Topic Pills */
.fi-topic-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 1.5rem;
}

.fi-topic-pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--fi-radius-full);
  transition: var(--fi-transition);
}

.fi-topic-pill:hover {
  background: rgba(225, 31, 37, 0.15);
  border-color: var(--fi-primary);
  color: #ffffff;
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   07. 3-COLUMN CARD FEED (1200x688 THUMBNAILS)
   -------------------------------------------------------------------------- */
.fi-posts-grid {
  margin-top: 1rem;
}

.fi-post-card {
  background-color: var(--fi-white);
  border-radius: var(--fi-radius-lg);
  border: 1px solid var(--fi-slate-200);
  overflow: hidden;
  box-shadow: var(--fi-shadow-sm);
  transition: var(--fi-transition);
}

.fi-post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--fi-shadow-md);
  border-color: rgba(225, 31, 37, 0.3);
}

/* 1200x688 Thumbnail Wrapper with zero line-height */
.fi-card-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1200 / 688;
  overflow: hidden;
  background-color: var(--fi-dark-900);
  line-height: 0;
  display: block;
}

.fi-card-thumb-link {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 0;
  text-decoration: none;
}

.fi-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

.fi-post-card:hover .fi-card-img {
  transform: scale(1.05);
}

/* Card Body */
.fi-card-body {
  padding: 1.15rem 1.25rem 1.25rem;
}

/* Top Meta Row in Card Body (Category Tag & Reading Time) */
.fi-card-top-meta {
  margin-bottom: 0.65rem;
}

.fi-card-cat-tag {
  display: inline-flex;
  align-items: center;
  background-color: var(--fi-primary-light);
  color: var(--fi-primary) !important;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 6px;
  line-height: 1.25;
  transition: var(--fi-transition);
  text-decoration: none;
  font-family: var(--fi-font-mono);
  border: 1px solid rgba(225, 31, 37, 0.15);
}

.fi-card-cat-tag:hover {
  background-color: var(--fi-primary);
  color: #ffffff !important;
  border-color: var(--fi-primary);
}

.fi-card-read-time {
  font-size: 0.8rem;
  color: var(--fi-slate-500);
  font-weight: 500;
}

/* Card Title */
.fi-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.fi-card-title a {
  color: var(--fi-slate-900);
  transition: var(--fi-transition);
}

.fi-card-title a:hover {
  color: var(--fi-primary);
}

/* Card Excerpt */
.fi-card-excerpt {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--fi-slate-600);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card Footer */
.fi-card-footer {
  border-top: 1px solid var(--fi-slate-100);
}

.fi-author-avatar-sm {
  width: 28px;
  height: 28px;
  object-fit: cover;
}

.fi-author-name {
  font-size: 0.85rem;
  color: var(--fi-slate-700);
}

.fi-author-name:hover {
  color: var(--fi-primary) !important;
}

.fi-read-more {
  color: var(--fi-primary);
  font-size: 0.85rem;
  transition: var(--fi-transition);
}

.fi-read-more .arrow {
  display: inline-block;
  transition: transform 0.2s ease;
}

.fi-read-more:hover .arrow {
  transform: translateX(4px);
}

/* Section Header Bar */
.section-header {
  border-bottom: 2px solid var(--fi-slate-200);
  padding-bottom: 0.75rem;
  margin-bottom: 1.75rem;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--fi-slate-900);
  display: flex;
  align-items: center;
  gap: 10px;
}

.title-accent-bar {
  display: inline-block;
  width: 5px;
  height: 24px;
  background-color: var(--fi-primary);
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   08. PAGINATION
   -------------------------------------------------------------------------- */
.fi-pagination-container {
  margin: 3rem 0;
}

.pagination .page-item .page-link {
  color: var(--fi-slate-700);
  background-color: var(--fi-white);
  border: 1px solid var(--fi-slate-200);
  padding: 0.6rem 1rem;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--fi-radius-sm);
  margin: 0 3px;
  transition: var(--fi-transition);
}

.pagination .page-item.active .page-link {
  background-color: var(--fi-primary);
  border-color: var(--fi-primary);
  color: var(--fi-white);
  box-shadow: 0 4px 12px rgba(225, 31, 37, 0.3);
}

.pagination .page-item .page-link:hover {
  background-color: var(--fi-slate-100);
  color: var(--fi-primary);
  border-color: var(--fi-primary);
}

.pagination .page-item.disabled .page-link {
  color: var(--fi-slate-400);
  background-color: var(--fi-slate-50);
  border-color: var(--fi-slate-200);
}

/* --------------------------------------------------------------------------
   09. SINGLE POST READER (TACTICAL FORENSICS THEME)
   -------------------------------------------------------------------------- */
.single-hero-header {
  background-color: var(--fi-dark-900);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(225, 31, 37, 0.18) 0%, transparent 60%),
    linear-gradient(180deg, #0c0f16 0%, #11151f 100%);
  color: #ffffff;
  padding: 3.5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--fi-border-dark);
}

.single-breadcrumbs-wrap .fi-breadcrumbs {
  font-size: 0.85rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.single-breadcrumbs-wrap .fi-breadcrumbs a {
  color: #cbd5e1;
}

.single-breadcrumbs-wrap .fi-breadcrumbs a:hover {
  color: var(--fi-primary);
}

.single-badge-verified {
  background: rgba(225, 31, 37, 0.14);
  border: 1px solid rgba(225, 31, 37, 0.35);
  color: #ff6b70;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--fi-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--fi-font-mono);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.single-post-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin: 1rem 0 1.25rem;
}

.single-post-lead {
  font-size: 1.18rem;
  line-height: 1.7;
  color: #cbd5e1;
  max-width: 840px;
}

.single-author-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 1.5rem;
}

.single-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--fi-primary);
}

.single-author-name {
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
}

.single-publish-date {
  color: #94a3b8;
  font-size: 0.85rem;
}

/* Single Featured Image Container (1200x688) */
.single-featured-wrap {
  margin-top: -3.5rem;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 10;
}

.single-featured-img {
  width: 100%;
  aspect-ratio: 1200 / 688;
  object-fit: cover;
  border-radius: var(--fi-radius-xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Article Prose Content */
.single-article-content {
  background-color: var(--fi-white);
  padding: 2.5rem 3rem;
  border-radius: var(--fi-radius-xl);
  border: 1px solid var(--fi-slate-200);
  box-shadow: var(--fi-shadow-sm);
  font-size: 1.06rem;
  line-height: 1.85;
  color: var(--fi-slate-800);
}

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

.single-article-content h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--fi-slate-900);
  margin: 2.5rem 0 1.25rem;
  letter-spacing: -0.01em;
  border-left: 4px solid var(--fi-primary);
  padding-left: 14px;
}

.single-article-content h3 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--fi-slate-900);
  margin: 2rem 0 1rem;
}

.single-article-content blockquote {
  border-left: 4px solid var(--fi-primary);
  background-color: var(--fi-slate-50);
  padding: 1.25rem 1.75rem;
  margin: 2rem 0;
  border-radius: 0 var(--fi-radius-md) var(--fi-radius-md) 0;
  font-style: italic;
  color: var(--fi-slate-700);
  font-size: 1.1rem;
}

.single-article-content pre {
  background-color: var(--fi-dark-900);
  color: #f1f5f9;
  padding: 1.25rem 1.5rem;
  border-radius: var(--fi-radius-md);
  font-family: var(--fi-font-mono);
  font-size: 0.9rem;
  overflow-x: auto;
  border: 1px solid var(--fi-border-dark);
  margin: 2rem 0;
}

.single-article-content code {
  font-family: var(--fi-font-mono);
  font-size: 0.88em;
  background-color: rgba(225, 31, 37, 0.08);
  color: var(--fi-primary);
  padding: 2px 6px;
  border-radius: 4px;
}

.single-article-content pre code {
  background-color: transparent;
  color: inherit;
  padding: 0;
}

/* Callout Box */
.fi-callout-box {
  background: rgba(225, 31, 37, 0.05);
  border: 1px solid rgba(225, 31, 37, 0.2);
  border-left: 4px solid var(--fi-primary);
  border-radius: var(--fi-radius-md);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
}

.fi-callout-title {
  font-weight: 700;
  color: var(--fi-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  font-family: var(--fi-font-mono);
}

/* Floating Share Bar */
.fi-floating-share {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.fi-share-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--fi-white);
  border: 1px solid var(--fi-slate-200);
  color: var(--fi-slate-600);
  transition: var(--fi-transition);
  box-shadow: var(--fi-shadow-sm);
  text-decoration: none;
}

.fi-share-btn:hover {
  background-color: var(--fi-primary);
  color: #ffffff !important;
  border-color: var(--fi-primary);
  transform: translateY(-2px);
  box-shadow: var(--fi-shadow-red);
}

/* Author Box */
.fi-author-bio-card {
  background-color: var(--fi-slate-100);
  border: 1px solid var(--fi-slate-200);
  border-radius: var(--fi-radius-lg);
  padding: 1.75rem;
  margin: 3rem 0;
}

.fi-author-bio-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid var(--fi-primary);
}

.fi-author-bio-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--fi-slate-900);
  margin-bottom: 0.25rem;
}

.fi-author-badge {
  display: inline-block;
  background-color: var(--fi-primary-light);
  color: var(--fi-primary);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--fi-font-mono);
}

/* Post Navigation (Prev/Next) */
.fi-post-nav {
  margin: 3rem 0;
}

.fi-nav-box {
  background-color: var(--fi-white);
  border: 1px solid var(--fi-slate-200);
  border-radius: var(--fi-radius-md);
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  transition: var(--fi-transition);
  display: block;
}

.fi-nav-box:hover {
  border-color: var(--fi-primary);
  box-shadow: var(--fi-shadow-md);
  transform: translateY(-2px);
}

.fi-nav-dir {
  font-size: 0.78rem;
  color: var(--fi-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--fi-font-mono);
}

.fi-nav-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--fi-slate-900);
  margin-top: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   10. FOOTER (DARK TACTICAL 3-COLUMN)
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--fi-dark-950);
  color: #94a3b8;
  border-top: 1px solid var(--fi-border-dark);
  font-size: 0.925rem;
}

.site-footer a {
  color: #cbd5e1;
}

.site-footer a:hover {
  color: var(--fi-primary);
}

.footer-top {
  padding: 4.5rem 0 3.5rem;
}

.footer-widget-title {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-widget-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--fi-primary);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--fi-transition);
}

.footer-links a:hover {
  transform: translateX(4px);
}

.footer-email-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ffffff !important;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--fi-border-dark);
  padding: 8px 14px;
  border-radius: var(--fi-radius-sm);
  transition: var(--fi-transition);
}

.footer-email-link:hover {
  border-color: var(--fi-primary);
  background: rgba(225, 31, 37, 0.1);
  color: #ffffff !important;
}

.footer-social-wrap {
  margin-top: 1.25rem;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--fi-radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--fi-border-dark);
  color: #cbd5e1 !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--fi-transition);
  text-decoration: none;
}

.footer-social-link:hover {
  background-color: var(--fi-primary);
  border-color: var(--fi-primary);
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(225, 31, 37, 0.4);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: #64748b;
}

.back-to-top-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--fi-border-dark);
  color: #cbd5e1;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--fi-transition);
}

.back-to-top-btn:hover {
  background-color: var(--fi-primary);
  border-color: var(--fi-primary);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: var(--fi-shadow-red);
}

/* --------------------------------------------------------------------------
   11. 404 EVIDENCE NOT FOUND PAGE
   -------------------------------------------------------------------------- */
.fi-404-container {
  padding: 5rem 0;
  text-align: center;
}

.fi-404-code {
  font-family: var(--fi-font-mono);
  font-size: 6.5rem;
  font-weight: 900;
  color: var(--fi-primary);
  line-height: 1;
  text-shadow: 0 0 30px rgba(225, 31, 37, 0.4);
}

.fi-404-badge {
  display: inline-block;
  background-color: rgba(225, 31, 37, 0.12);
  border: 1px solid rgba(225, 31, 37, 0.3);
  color: #ff6b70;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: var(--fi-radius-full);
  font-family: var(--fi-font-mono);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   12. TOAST NOTIFICATION
   -------------------------------------------------------------------------- */
.fi-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--fi-dark-900);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--fi-radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--fi-primary);
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.fi-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   13. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
  .fi-hero-title {
    font-size: 2.25rem;
  }

  .single-post-title {
    font-size: 2.1rem;
  }

  .single-article-content {
    padding: 1.75rem 1.5rem;
  }

  .fi-floating-share {
    position: static;
    flex-direction: row;
    justify-content: center;
    margin-bottom: 2rem;
  }
}

@media (max-width: 767.98px) {
  .fi-hero-title {
    font-size: 1.85rem;
  }

  .single-post-title {
    font-size: 1.75rem;
  }

  .navbar-brand img {
    height: 34px;
  }

  .fi-hero-section {
    padding: 3rem 0 2.5rem;
  }
}