/* ============================================================================
   KINGPURE.SHOP - Casino Information Website
   Stylesheet: Understanding Casino Mathematics and Betting Strategy
   ============================================================================ */

/* ============================================================================
   1. ROOT & VARIABLES
   ============================================================================ */

:root {
  --primary: #1a1a2e;
  --secondary: #16213e;
  --accent: #aa8c2c;
  --background: #f8f7f3;
  --text: #2c2c2c;
  --text-light: #555555;
  --border-light: #e0dcd5;
  --white: #ffffff;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

/* ============================================================================
   2. RESET & BASE STYLES
   ============================================================================ */

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

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

body {
  font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background-color: var(--background);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================================================================
   3. TYPOGRAPHY
   ============================================================================ */

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

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

h2 {
  font-size: 2.5rem;
  letter-spacing: -0.5px;
}

h3 {
  font-size: 1.875rem;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

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

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

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

/* ============================================================================
   4. LAYOUT UTILITIES
   ============================================================================ */

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

.row {
  display: flex;
  flex-wrap: wrap;
  margin: -0.75rem;
}

.col {
  flex: 1;
  min-width: 250px;
  padding: 0.75rem;
}

.col-1 { flex: 0 0 calc(8.333% - 1.5rem); }
.col-2 { flex: 0 0 calc(16.666% - 1.5rem); }
.col-3 { flex: 0 0 calc(25% - 1.5rem); }
.col-4 { flex: 0 0 calc(33.333% - 1.5rem); }
.col-6 { flex: 0 0 calc(50% - 1.5rem); }
.col-8 { flex: 0 0 calc(66.666% - 1.5rem); }
.col-12 { flex: 0 0 calc(100% - 1.5rem); }

/* ============================================================================
   5. HEADER & NAVIGATION
   ============================================================================ */

.header {
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
}

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

.brand {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
  transition: var(--transition);
}

.brand:hover {
  color: var(--accent);
}

.tagline {
  font-size: 0.75rem;
  color: var(--text-light);
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

.nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  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);
}

.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);
}

/* ============================================================================
   6. HERO SECTION
   ============================================================================ */

.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: var(--white);
  padding: 6rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(170, 140, 44, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero .casino-icon {
  width: 64px;
  height: 64px;
  display: inline-block;
  vertical-align: middle;
  margin-bottom: 1.5rem;
  opacity: 0.95;
}

.hero h1 {
  color: var(--white);
  font-size: 3rem;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  letter-spacing: 0.5px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================================
   7. BUTTONS
   ============================================================================ */

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

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

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

.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border-color: var(--white);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline:hover {
  background-color: var(--accent);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

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

/* ============================================================================
   8. CARDS
   ============================================================================ */

.card {
  background-color: var(--white);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 4px solid var(--accent);
}

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

.card-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
  background-color: var(--border-light);
}

.card-content {
  padding: 1.75rem;
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--primary);
}

.card-description {
  color: var(--text-light);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.card-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

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

/* ============================================================================
   9. SECTIONS
   ============================================================================ */

.section {
  padding: 4rem 1.5rem;
}

.section-alt {
  background-color: var(--white);
}

.section-divider {
  height