/*
Theme Name: Apate Research
Theme URI: https://apateresearch.com
Author: Alexandre
Description: Professional forensic equity research theme following official Apate Research brand guidelines. Swiss precision aesthetic with evidence-based design for investigative short-selling research.
Version: 2.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: apate-research
Tags: finance, research, professional, swiss-design, forensic
*/

/* ============================================
   BRAND IDENTITY - Official Color System
   Based on Apate Research Brand Guidelines v1.0
   ============================================ */
:root {
  /* Official Brand Colors */
  --brand-charcoal: #1a1a1a;
  --brand-crimson: #c41e3a;
  --brand-gold: #d4af37;
  
  /* Semantic Color System */
  --color-primary: var(--brand-charcoal);
  --color-secondary: var(--brand-crimson);
  --color-accent: var(--brand-gold);
  
  /* Backgrounds & Surfaces */
  --color-background: #ffffff;
  --color-surface: #fafafa;
  --color-surface-raised: #ffffff;
  
  /* Text Hierarchy */
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #4a4a4a;
  --color-text-muted: #6a6a6a;
  --color-text-disabled: #9a9a9a;
  
  /* Borders & Dividers */
  --color-border-light: #e8e8e8;
  --color-border: #d0d0d0;
  --color-border-strong: #b0b0b0;
  
  /* Special Boxes - Evidence Based Design */
  --color-evidence: #0077b6;
  --color-evidence-bg: #f0f7ff;
  --color-warning: #d32f2f;
  --color-warning-bg: #fff5f5;
  --color-disclosure: #5f6368;
  --color-disclosure-bg: #f8f9fa;
  
  /* Official Typography */
  --font-display: 'IBM Plex Serif', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
  
  /* Swiss Precision Spacing System */
  --space-unit: 8px;
  --space-xs: calc(var(--space-unit) * 1);   /* 8px */
  --space-sm: calc(var(--space-unit) * 2);   /* 16px */
  --space-md: calc(var(--space-unit) * 3);   /* 24px */
  --space-lg: calc(var(--space-unit) * 4);   /* 32px */
  --space-xl: calc(var(--space-unit) * 6);   /* 48px */
  --space-xxl: calc(var(--space-unit) * 8);  /* 64px */
  --space-xxxl: calc(var(--space-unit) * 12); /* 96px */
  
  /* Layout Constraints */
  --container-max: 1200px;
  --content-max: 720px;
  --content-wide: 960px;
  
  /* Swiss Design Elements */
  --border-width: 1px;
  --border-width-thick: 2px;
  --border-radius: 0;  /* Swiss design uses sharp corners */
  
  /* Elevation Shadows - Subtle */
  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.04);
  --shadow-md: 0 2px 8px rgba(26, 26, 26, 0.08);
  --shadow-lg: 0 4px 16px rgba(26, 26, 26, 0.12);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-primary);
  background: var(--color-background);
  letter-spacing: -0.011em;
}

/* ============================================
   Typography - Official Brand System
   ============================================ */
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-primary);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-top: var(--space-xxl);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

h4 {
  font-size: 1.5rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

h5 {
  font-size: 1.25rem;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

h6 {
  font-size: 1.125rem;
  margin-top: var(--space-md);
  margin-bottom: var(--space-sm);
}

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  border-bottom: 1px solid transparent;
}

a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

strong, b {
  font-weight: 600;
  color: var(--color-primary);
}

em, i {
  font-style: italic;
}

/* Lists */
ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

li {
  margin-bottom: var(--space-xs);
  line-height: 1.7;
}

/* Blockquotes - Editorial Style */
blockquote {
  border-left: var(--border-width-thick) solid var(--color-accent);
  padding-left: var(--space-lg);
  margin: var(--space-xl) 0;
  font-style: italic;
  color: var(--color-text-secondary);
  font-size: 1.125rem;
}

blockquote cite {
  display: block;
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  font-style: normal;
  color: var(--color-text-muted);
}

/* Code - Monospace for Data */
code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-surface);
  padding: 0.2em 0.4em;
  border: var(--border-width) solid var(--color-border-light);
  color: var(--color-primary);
}

pre {
  font-family: var(--font-mono);
  background: var(--color-primary);
  color: var(--color-background);
  padding: var(--space-lg);
  overflow-x: auto;
  margin: var(--space-xl) 0;
  border-left: var(--border-width-thick) solid var(--color-accent);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
}

/* ============================================
   Header - Swiss Precision Layout
   ============================================ */
.site-header {
  background: var(--color-surface-raised);
  border-bottom: var(--border-width) solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: saturate(180%) blur(20px);
  background: rgba(255, 255, 255, 0.98);
}

.header-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-xl);
}

.site-branding {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1;
}

.site-title a {
  color: var(--color-primary);
  border-bottom: none;
}

.site-title a:hover {
  color: var(--color-secondary);
}

.site-tagline {
  font-size: 0.75rem;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  font-family: var(--font-body);
}

/* Navigation - Swiss Grid System */
.main-navigation ul {
  list-style: none;
  display: flex;
  gap: var(--space-xl);
  align-items: center;
  padding: 0;
  margin: 0;
}

.main-navigation li {
  margin: 0;
}

.main-navigation a {
  color: var(--color-text-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.main-navigation a:hover {
  color: var(--color-secondary);
  border-bottom-color: var(--color-secondary);
}

.main-navigation .current-menu-item a,
.main-navigation .current_page_item a {
  color: var(--color-secondary);
  border-bottom-color: var(--color-secondary);
}

/* ============================================
   Hero Section - Evidence-Based Impact
   ============================================ */
.hero-section {
  background: linear-gradient(180deg, var(--color-primary) 0%, #2a2a2a 100%);
  color: var(--color-background);
  padding: var(--space-xxxl) var(--space-xl);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.5;
}

.hero-content {
  max-width: var(--content-wide);
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: left;
}

.hero-section h1 {
  color: var(--color-background);
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-lg);
  line-height: 1.1;
}

.hero-section .hero-subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  font-weight: 400;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-secondary);
  color: var(--color-background);
  padding: var(--space-md) var(--space-xl);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9375rem;
  transition: all 0.3s ease;
  border-bottom: none;
}

.hero-cta:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================================
   Main Content - Swiss Grid Layout
   ============================================ */
.site-main {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-xxl) var(--space-xl);
}

.content-area {
  max-width: var(--content-max);
  margin: 0 auto;
}

.content-area-wide {
  max-width: var(--content-wide);
  margin: 0 auto;
}

/* Page Header */
.page-header {
  margin-bottom: var(--space-xxl);
  padding-bottom: var(--space-lg);
  border-bottom: var(--border-width-thick) solid var(--color-border);
}

.page-title {
  margin-bottom: 0;
}

/* ============================================
   Report Cards - Swiss Grid System
   ============================================ */
.reports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-xxl) 0;
}

.report-card {
  background: var(--color-surface-raised);
  border: var(--border-width) solid var(--color-border);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.report-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
}

/* Report Badge - Top Right */
.report-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: var(--color-secondary);
  color: var(--color-background);
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  z-index: 10;
  font-family: var(--font-body);
}

.report-badge.fraud {
  background: var(--color-warning);
}

.report-badge.warning {
  background: #f57c00;
}

.report-badge.update {
  background: var(--color-evidence);
}

/* Report Content */
.report-content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.report-meta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.report-date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.report-ticker {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-secondary);
  font-size: 0.875rem;
}

.report-card h2 {
  font-size: 1.5rem;
  margin: 0 0 var(--space-md) 0;
  line-height: 1.3;
}

.report-card h2 a {
  color: var(--color-primary);
  border-bottom: none;
  transition: color 0.2s ease;
}

.report-card h2 a:hover {
  color: var(--color-secondary);
}

.report-excerpt {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  border-bottom: var(--border-width) solid var(--color-secondary);
  align-self: flex-start;
  transition: all 0.2s ease;
}

.read-more:hover {
  gap: var(--space-sm);
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ============================================
   Single Report - Forensic Layout
   ============================================ */
.single-report {
  max-width: var(--content-max);
  margin: 0 auto;
}

.report-header {
  border-bottom: var(--border-width-thick) solid var(--color-secondary);
  padding-bottom: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

.report-header h1 {
  margin-bottom: var(--space-md);
}

.report-meta-full {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.8125rem;
  font-weight: 500;
}

.ticker-highlight {
  font-family: var(--font-mono);
  background: var(--color-secondary);
  color: var(--color-background);
  padding: var(--space-sm) var(--space-md);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.05em;
}

/* Report Body */
.report-body {
  font-size: 1.0625rem;
  line-height: 1.8;
}

.report-body img {
  max-width: 100%;
  height: auto;
  margin: var(--space-xl) 0;
}

/* ============================================
   Evidence-Based Callout Boxes
   Official Brand Guidelines
   ============================================ */

/* Executive Summary - Gold Border */
.executive-summary {
  background: linear-gradient(to right, rgba(212, 175, 55, 0.08), transparent);
  border-left: 4px solid var(--color-accent);
  padding: var(--space-lg);
  margin: var(--space-xxl) 0;
}

.executive-summary h3 {
  color: var(--color-accent);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 0;
  margin-bottom: var(--space-md);
  font-weight: 700;
}

.executive-summary ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.executive-summary li {
  padding-left: var(--space-lg);
  position: relative;
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.executive-summary li:last-child {
  margin-bottom: 0;
}

.executive-summary li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
  font-size: 1.2em;
}

/* Evidence Box - Blue Border */
.evidence-box {
  background: var(--color-evidence-bg);
  border-left: 4px solid var(--color-evidence);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.evidence-box strong {
  color: var(--color-evidence);
  font-weight: 700;
}

.evidence-box p:last-child {
  margin-bottom: 0;
}

/* Warning Box - Red Border */
.warning-box {
  background: var(--color-warning-bg);
  border-left: 4px solid var(--color-warning);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.warning-box h4 {
  color: var(--color-warning);
  margin-top: 0;
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.warning-box p:last-child {
  margin-bottom: 0;
}

/* Disclosure Box - Gray Border */
.disclosure-box {
  background: var(--color-disclosure-bg);
  border: var(--border-width) solid var(--color-border);
  border-left: 4px solid var(--color-disclosure);
  padding: var(--space-lg);
  margin: var(--space-xxl) 0;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.disclosure-box strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* Report Footer */
.report-footer {
  margin-top: var(--space-xxl);
  padding-top: var(--space-xl);
  border-top: var(--border-width) solid var(--color-border);
}

.report-tags {
  margin-top: var(--space-lg);
  font-size: 0.9375rem;
}

/* ============================================
   Footer - Swiss Precision
   ============================================ */
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-xxxl) var(--space-xl) var(--space-xl);
  margin-top: var(--space-xxxl);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xxl);
  margin-bottom: var(--space-xxl);
}

.footer-widget h4 {
  color: var(--color-background);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  font-weight: 700;
}

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

.footer-widget li {
  margin-bottom: var(--space-sm);
}

.footer-widget a {
  color: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid transparent;
  transition: all 0.2s ease;
}

.footer-widget a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.footer-bottom {
  border-top: var(--border-width) solid rgba(255, 255, 255, 0.15);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
}

.legal-disclaimer {
  margin-top: var(--space-md);
  font-size: 0.8125rem;
  line-height: 1.6;
  max-width: var(--content-wide);
  margin-left: auto;
  margin-right: auto;
}

.social-links {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  margin-top: var(--space-lg);
}

.social-links a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.2s ease;
  border-bottom: none;
}

.social-links a:hover {
  color: var(--color-accent);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin: var(--space-xxl) 0;
}

.page-numbers {
  padding: var(--space-sm) var(--space-md);
  border: var(--border-width) solid var(--color-border);
  color: var(--color-text-primary);
  font-weight: 500;
  transition: all 0.2s ease;
}

.page-numbers:hover,
.page-numbers.current {
  background: var(--color-secondary);
  color: var(--color-background);
  border-color: var(--color-secondary);
}

/* ============================================
   Responsive Design - Swiss Grid Breakpoints
   ============================================ */
@media (max-width: 768px) {
  :root {
    --space-xl: calc(var(--space-unit) * 4);
    --space-xxl: calc(var(--space-unit) * 6);
  }
  
  .header-container {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-md) var(--space-lg);
  }
  
  .main-navigation ul {
    flex-direction: column;
    gap: var(--space-sm);
    width: 100%;
  }
  
  .hero-section {
    padding: var(--space-xxl) var(--space-lg);
  }
  
  .reports-grid {
    grid-template-columns: 1fr;
  }
  
  .report-meta {
    flex-direction: column;
    gap: var(--space-xs);
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.text-center {
  text-align: center;
}

.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;
}

/* Buttons - Brand Style */
.button-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-secondary);
  color: var(--color-background);
  padding: var(--space-md) var(--space-xl);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9375rem;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  border-bottom: none;
}

.button-primary:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.button-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: transparent;
  color: var(--color-secondary);
  padding: var(--space-md) var(--space-xl);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9375rem;
  border: var(--border-width-thick) solid var(--color-secondary);
  transition: all 0.2s ease;
  cursor: pointer;
}

.button-secondary:hover {
  background: var(--color-secondary);
  color: var(--color-background);
  border-bottom: var(--border-width-thick) solid var(--color-secondary);
}