/* ===================================
   CSS STYLESHEET FOR CASINOWHISK.SHOP
   Video Poker Optimal Play Guide
   =================================== */

/* ===== ROOT VARIABLES & RESETS ===== */
:root {
  --primary: #0f3460;
  --secondary: #16213e;
  --accent: #009ebe;
  --background: #f8f9fa;
  --text: #1a1a1a;
  --text-light: #4a4a4a;
  --border-light: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(15, 52, 96, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 52, 96, 0.12);
  --shadow-lg: 0 8px 24px rgba(15, 52, 96, 0.15);
}

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

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  color: var(--primary);
  margin-bottom: 1rem;
  font-weight: 600;
  letter-spacing: -0.5px;
}

h1 {
  font-size: 3rem;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.25rem;
  margin-bottom: 1.5rem;
  margin-top: 2rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

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

/* ===== HEADER & NAVIGATION ===== */
.header {
  background-color: #fff;
  border-bottom: 2px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-logo h1 {
  margin: 0;
  font-size: 1.5rem;
  color: var(--primary);
}

.header-tagline {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0;
}

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

.nav a {
  font-weight: 500;
  color: var(--text);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid transparent;
  transition: border-color 0.3s ease;
  font-size: 0.95rem;
}

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

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--primary);
  margin: 5px 0;
  transition: 0.3s;
}

/* ===== HERO SECTION ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 158, 190, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero .casino-icon {
  width: 64px;
  height: 64px;
  display: inline-block;
  vertical-align: middle;
  margin-bottom: 1rem;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.hero h1 {
  color: #fff;
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.hero-cta {
  display: inline-block;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  font-family: inherit;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px rgba(0, 158, 190, 0.3);
}

.btn-primary:hover {
  background-color: #007a99;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 158, 190, 0.4);
}

.btn-secondary {
  background-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(15, 52, 96, 0.3);
}

.btn-secondary:hover {
  background-color: #0a2342;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(15, 52, 96, 0.4);
}

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

.btn-outline:hover {
  background-color: var(--accent);
  color: #fff;
}

.btn-small {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* ===== SECTION ===== */
.section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 4rem 2rem;
  position: relative;
}

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 3rem 0;
}

.section.alt {
  background-color: #fff;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  margin-top: 0;
}

.section-header p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== CARDS ===== */
.card {
  background-color: #fff;
  border-radius: 6px;
  padding: 2rem;
  border-top: 4px solid var(--accent);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

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

.card-header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
}

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

.card h3 {
  margin: 0;
  color: var(--primary);
}

.card-body {
  margin-bottom: 1.5rem;
}

.card-footer {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.card-link {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  border-bottom: 2px solid transparent;
  transition: border-color 0.3s ease;
}

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

/* Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

/* ===== BLOG & ARTICLE SECTIONS ===== */
.blog-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.article {
  background-color: #fff;
  border-left: 4px solid var(--accent);
  padding: 2rem;
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.article:hover {
  box-shadow: var(--shadow