:root {
  --primary-color: #b8860b; /* Gold */
  --background-color: #1a1a1a; /* Dark Gray */
  --text-color: #f5f5f5; /* Light Gray */
  --border-radius: 4px;
}

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

body {
  font-family: 'Noto Sans', sans-serif;
  background: var(--background-color) url('https://www.jxsieunhan.net/include/web_skins/tisu/images/background.png') no-repeat center center fixed;
  background-size: cover;
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
}

header {
  background: rgba(0, 0, 0, 0.8);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.menu-icon {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary-color);
  padding: 10px;
}

.menu-icon:hover {
  background: rgba(0, 0, 0, 0.9);
}

.navbar {
  display: flex;
  justify-content: center;
  padding: 1rem;
}

.navbar a {
  color: var(--primary-color);
  text-decoration: none;
  padding: 0.5rem 1rem;
  font-size: 1rem;
}

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

.container {
  max-width: 1000px;
  margin: 1rem auto;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.7);
  border-radius: var(--border-radius);
}

.hero {
  text-align: center;
  padding: 2rem 1rem;
  background: rgba(0, 0, 0, 0.7);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: 'Arial', sans-serif;
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.hero p {
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto 1rem;
}

.cta-button {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--primary-color);
  color: var(--text-color);
  text-decoration: none;
  border-radius: var(--border-radius);
}

.cta-button:hover {
  background: rgba(0, 0, 0, 0.9);
}

h1, h2, h3, h4 {
  font-family: 'Arial', sans-serif;
  color: var(--primary-color);
}

h1 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
}

h3 {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 0.8rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  background: rgba(255, 255, 255, 0.1);
}

th, td {
  padding: 0.5rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

th {
  background: var(--primary-color);
  color: var(--text-color);
  font-weight: bold;
}

tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.05);
}

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

a:hover {
  text-decoration: underline;
}

ul {
  list-style: square;
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}

ul li {
  margin-bottom: 0.3rem;
}

.bottom-image {
  text-align: center;
  margin: 1rem 0;
}

.bottom-image img {
  max-width: 80%;
  border-radius: var(--border-radius);
}

.coming-soon {
  text-align: center;
  font-size: 1.2rem;
  color: var(--primary-color);
  padding: 1rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
}

.highlight {
  color: var(--primary-color);
  font-weight: bold;
}

footer {
  background: rgba(0, 0, 0, 0.8);
  color: var(--text-color);
  text-align: center;
  padding: 1rem;
  margin-top: 1rem;
}

.footer-links {
  margin-top: 0.3rem;
}

.footer-links a {
  margin: 0 0.5rem;
  color: var(--primary-color);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    max-width: 90%;
  }
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero p {
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .menu-icon {
    display: block;
  }
  .navbar {
    display: none;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.9);
  }
  .navbar.show {
    display: flex;
  }
  .navbar a {
    padding: 0.5rem;
  }
  .hero {
    padding: 1.5rem 1rem;
  }
  .hero h1 {
    font-size: 1.5rem;
  }
  .container {
    padding: 1rem;
  }
  table {
    font-size: 0.8rem;
  }
  th, td {
    padding: 0.4rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 14px;
  }
  h1 {
    font-size: 1.5rem;
  }
  h2 {
    font-size: 1.4rem;
  }
  h3 {
    font-size: 1.2rem;
  }
  h4 {
    font-size: 1rem;
  }
  .hero {
    padding: 1rem 0.5rem;
  }
  .hero h1 {
    font-size: 1.3rem;
  }
  .hero p {
    font-size: 0.9rem;
  }
  .cta-button {
    padding: 0.4rem 0.8rem;
  }
  .bottom-image img {
    max-width: 90%;
  }
  .coming-soon {
    font-size: 1rem;
    padding: 0.8rem;
  }
  table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}