/* ========================================
   WHEELFLUX.SHOP - CASINO SYSTEMS ANALYSIS
   Complete Responsive CSS Stylesheet
   ======================================== */

/* ========================================
   ROOT VARIABLES & BASE STYLES
   ======================================== */

:root {
  --primary: #1a1a2e;
  --secondary: #16213e;
  --accent: #ab8e2c;
  --background: #f8f9fa;
  --text: #1a1a2e;
  --text-light: #555555;
  --border-light: #e0e0e0;
  --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.08);
  --shadow-md: 0 4px 16px rgba(26, 26, 46, 0.12);
  --shadow-lg: 0 8px 24px rgba(26, 26, 46, 0.16);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
  letter-spacing: 0.3px;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', 'Georgia', serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary);
}

h1 {
  font-size: 3.5rem;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.375rem;
  margin-bottom: 0.875rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-light);
  line-height: 1.8;
}

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

a:hover {
  color: #8a6f22;
  text-decoration: underline;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-fluid {
  width: 100%;
  padding: 0 1.5rem;
}

section {
  padding: 4rem 0;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
  background-color: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-light);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.logo {
  font-family: 'Playfair Display', 'Georgia', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-accent {
  color: var(--accent);
}

.tagline {
  font-size: 0.75rem;
  font-family: 'Open Sans', sans-serif;
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.nav {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  position: relative;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
  text-decoration: none;
}

.nav-link.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 6px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

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

.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  padding: 6rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(171, 142, 44, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero h1 {
  color: white;
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

.hero .casino-icon {
  width: 64px;
  height: 64px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.hero-tagline {
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: block;
}

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

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.5px;
  font-family: 'Open Sans', sans-serif;
}

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

.btn-primary:hover {
  background-color: #8a6f22;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-secondary:hover {
  background-color: var(--accent);
  color: white;
  text-decoration: none;
}

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

.btn-dark:hover {
  background-color: var(--secondary);
  text-decoration: none;
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1.05rem;
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ========================================
   CARDS
   ======================================== */

.card {
  background: white;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 4px solid var(--accent);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.card-header {
  background-color: var(--background);
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-light);
}

.card-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-footer {
  padding: 1.5rem;
  background-color: var(--background);
  border-top: 1px solid var(--border-light);
}

.card-title {
  font-size: 1.375rem;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.card-text {
  color: var(--text-light);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  display: inline-block;
  vertical-align: middle;
  margin-right: 8px;
  margin-bottom: 1rem;
}

.card-meta {
  font-size: 0.85rem;
  color: #999;
  display: flex;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* ========================================
   GRID LAYOUTS
   ======================================== */

.grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {