:root {
  --bg-base: #f3e7c3;
  --bg-stone: #e7d3a3;
  --bg-dark-stone: #d8c08a;
  --gold: #d4af37;
  --gold-shadow: #b38b2a;
  --text-primary: #2b2418;
  --text-secondary: #5a4a36;
  --ink: #3a2f1b;
  
  --container-max: 1400px;
  --game-max: 1300px;
  
  --space-desk: 90px;
  --space-tab: 60px;
  --space-mob: 40px;
  
  --radius: 8px;
  --font-main: 'Georgia', serif;
  --font-sans: 'Arial', sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: normal;
  margin-bottom: 1rem;
}

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

a:hover {
  color: var(--gold-shadow);
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(231, 211, 163, 0.85); /* bg-stone with opacity */
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--gold);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-mob);
}

.brand {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.nav-links a {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: bold;
  color: var(--text-primary);
}

.nav-links a:hover {
  color: var(--gold-shadow);
}

.btn-primary {
  display: inline-block;
  background-color: var(--gold);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: bold;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--gold-shadow);
  box-shadow: 0 4px 6px rgba(179, 139, 42, 0.2);
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(179, 139, 42, 0.4);
}

/* Hero Section */
.hero {
  position: relative;
  background: url('images/egyptian-pyramids-desert-daylight-bg.jpg') center/cover no-repeat;
  padding: var(--space-desk) var(--space-mob);
  text-align: center;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 4px solid var(--bg-dark-stone);
}

.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(243, 231, 195, 0.85); /* base color overlay to keep it bright and readable */
}

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

.hero h1 {
  font-size: 4rem;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 1px 1px 0px var(--gold);
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: 2rem;
  font-family: var(--font-sans);
}

/* Game Section */
.game-section {
  padding: var(--space-desk) var(--space-mob);
  background-color: var(--bg-base);
  text-align: center;
}

.section-title {
  font-size: 2.5rem;
  color: var(--ink);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.game-wrapper {
  max-width: var(--game-max);
  margin: 0 auto;
  background-color: var(--bg-stone);
  padding: 20px;
  border: 4px solid var(--gold);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(179, 139, 42, 0.2);
}

.iframe-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--bg-dark-stone);
}

.iframe-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Internal Pages Styling */
.page-header {
  background-color: var(--bg-stone);
  padding: var(--space-desk) var(--space-mob);
  text-align: center;
  border-bottom: 2px solid var(--gold);
}

.page-content {
  padding: var(--space-desk) var(--space-mob);
  max-width: 800px;
  margin: 0 auto;
  font-family: var(--font-sans);
  color: var(--text-secondary);
}

.page-content h2 {
  color: var(--ink);
  font-family: var(--font-main);
  margin-top: 2rem;
}

.page-content p {
  margin-bottom: 1rem;
}

/* Feature/Museum Style Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: var(--space-tab) var(--space-mob);
  max-width: var(--container-max);
  margin: 0 auto;
}

.feature-card {
  background-color: var(--bg-stone);
  border: 1px solid var(--bg-dark-stone);
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
}

.feature-icon-wrapper img {
  width: 64px;
  height: 64px;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  color: var(--ink);
}

.feature-card p {
  font-family: var(--font-sans);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Footer & Legal */
.site-footer {
  background-color: var(--bg-dark-stone);
  padding: var(--space-tab) var(--space-mob);
  border-top: 4px solid var(--gold);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--ink);
  font-weight: bold;
}

.legal-disclaimer {
  max-width: 800px;
  background-color: rgba(243, 231, 195, 0.5); /* bg-base transparent */
  padding: 1.5rem;
  border: 1px solid var(--gold-shadow);
  border-radius: var(--radius);
  margin-bottom: 2rem;
}

.legal-disclaimer p {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.legal-disclaimer strong {
  color: var(--ink);
}

.copyright {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 1024px) {
  :root {
    --space-desk: 60px;
  }
  .hero h1 { font-size: 3rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header-inner { flex-direction: column; height: auto; padding: 1rem; gap: 1rem; }
  .nav-links { gap: 1rem; flex-wrap: wrap; justify-content: center; }
  .features-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.5rem; }
}