/* ============================================================================
   EASPORTSFCCOINS.COM - PREMIUM DARK DATA THEME
   Version: 2.0 Dark
   ============================================================================ */

:root {
  /* Premium Dark Market Data Palette */
  --bg: #0A0E1A;
  --bg-alt: #0E1218;
  --surface: #12161F;
  --surface-raised: #181D28;
  --border: #252A37;
  --border-light: #1A1F2C;

  --text: #E8EAED;
  --text-secondary: #8B92A0;
  --text-muted: #6B7280;

  --accent: #3B82F6;
  --accent-hover: #2563EB;
  --accent-light: rgba(59, 130, 246, 0.12);
  --accent-glow: rgba(59, 130, 246, 0.15);

  --success: #10B981;
  --success-light: rgba(16, 185, 129, 0.12);
  --warning: #EF4444;
  --warning-light: rgba(239, 68, 68, 0.12);

  --fc-green: #00A86B;
  --fc-blue: #0066CC;
  --gold: #F59E0B;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Monaco", "Inconsolata", "Fira Code", "Droid Sans Mono", "Source Code Pro", monospace;

  /* Layout */
  --max-width: 1200px;
  --reading-width: 65ch;
  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 12px;

  /* Shadows - Subtle for dark theme */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 8px 0 rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 16px 0 rgba(0, 0, 0, 0.6);
}

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

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

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

h1 {
  font-size: 36px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 28px;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 20px;
}

h4 {
  font-size: 18px;
}

.text-sm {
  font-size: 14px;
  line-height: 1.4;
}

.text-xs {
  font-size: 12px;
  line-height: 1.4;
}

.text-secondary {
  color: var(--text-secondary);
}

.text-muted {
  color: var(--text-muted);
}

@media (max-width: 767px) {
  h1 { font-size: 28px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }
}

.section {
  padding: var(--space-3xl) 0;
}

.section-sm {
  padding: var(--space-2xl) 0;
}

@media (max-width: 767px) {
  .section {
    padding: var(--space-2xl) 0;
  }
  .section-sm {
    padding: var(--space-xl) 0;
  }
}

/* ============================================================================
   HEADER - Dark Professional
   ============================================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-md) 0;
}

.site-logo {
  height: 32px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.site-nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease, color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  background: var(--surface-raised);
  color: var(--text);
}

@media (max-width: 767px) {
  .header-inner {
    padding: var(--space-sm) 0;
  }

  .site-logo {
    height: 28px;
  }

  .site-nav {
    gap: 2px;
  }

  .site-nav a {
    font-size: 13px;
    padding: var(--space-xs) var(--space-sm);
  }
}

/* ============================================================================
   HERO - Minimal Dark Professional
   ============================================================================ */

.hero {
  padding: var(--space-3xl) 0 var(--space-2xl);
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 200px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.4;
}

.hero-badge {
  display: inline-block;
  padding: 6px var(--space-md);
  background: var(--accent-light);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero h1 {
  margin-bottom: var(--space-md);
  position: relative;
}

.hero-text {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

@media (max-width: 767px) {
  .hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }

  .hero::before {
    width: 300px;
    height: 150px;
  }

  .hero-text {
    font-size: 16px;
  }
}

/* ============================================================================
   MARKET STATS - Premium Data Widgets
   ============================================================================ */

.market-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  padding: 0;
  margin-bottom: var(--space-2xl);
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  text-align: center;
  transition: border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.stat-card:hover {
  border-color: var(--accent);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  font-family: var(--font-mono);
  line-height: 1;
  margin-bottom: var(--space-xs);
  letter-spacing: -0.02em;
}

.stat-subtext {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}

@media (max-width: 767px) {
  .market-stats {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }

  .stat-card {
    padding: var(--space-md);
  }

  .stat-value {
    font-size: 26px;
  }

  .stat-label {
    font-size: 10px;
  }
}

/* ============================================================================
   COMPARISON TABLE - Dark Data Table
   ============================================================================ */

.comparison-section {
  margin-bottom: var(--space-3xl);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-kicker {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.comparison-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.comparison-table thead {
  background: var(--surface-raised);
}

.comparison-table th {
  padding: var(--space-md);
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.comparison-table td {
  padding: var(--space-lg) var(--space-md);
  border-bottom: 1px solid var(--border-light);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr {
  transition: background 0.15s ease;
}

.comparison-table tbody tr:hover {
  background: var(--surface-raised);
}

.seller-name {
  font-weight: 600;
  font-size: 16px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.seller-badge {
  display: inline-block;
  padding: 3px var(--space-sm);
  background: var(--accent-light);
  color: var(--accent);
  font-size: 10px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.price-value {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.price-per-100k {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-secondary);
}

/* Mobile Comparison Cards */
.comparison-cards {
  display: none;
}

@media (max-width: 767px) {
  .comparison-table {
    display: none;
  }

  .comparison-cards {
    display: block;
  }

  .comparison-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
  }

  .comparison-card:last-child {
    margin-bottom: 0;
  }

  .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-light);
  }

  .card-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

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

  .card-field-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
  }

  .card-field-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    font-family: var(--font-mono);
  }
}

/* ============================================================================
   BUTTONS
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px var(--space-lg);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  gap: var(--space-sm);
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: white;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface-raised);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--surface);
  color: var(--text);
  border-color: var(--accent);
}

.btn-sm {
  padding: var(--space-sm) var(--space-md);
  font-size: 13px;
}

/* ============================================================================
   CARDS - Dark Surfaces with Borders
   ============================================================================ */

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

.card-hover {
  transition: all 0.2s ease;
}

.card-hover:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

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

.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-3xl) 0;
  background: var(--surface);
  margin-top: var(--space-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h4 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  color: var(--text);
}

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

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

.footer-links a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 14px;
  color: var(--text-muted);
}

.footer-disclosure {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: var(--warning-light);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-secondary);
  text-align: left;
}

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

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

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

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }