:root {
  --bg-color: #121212;
  --text-color: #E0E0E0;
  --primary: #C9203E;
  --shadow: rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

.header, .footer {
  background: rgba(20,20,20,0.85);
  backdrop-filter: blur(8px);
  padding: 12px 20px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5em;
  font-weight: bold;
}

.main-nav a,
.auth-buttons a {
  margin-left: 16px;
}

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

.btn, .btn-primary, .btn-large {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 12px;
  background: var(--bg-color);
  color: var(--primary);
  box-shadow: 4px 4px 10px var(--shadow), -4px -4px 10px rgba(255,255,255,0.05);
  transition: box-shadow .2s, transform .1s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 4px 4px 10px rgba(0,0,0,0.4), -4px -4px 10px rgba(255,255,255,0.1);
}

.btn:hover {
  box-shadow: inset 2px 2px 5px var(--shadow), inset -2px -2px 5px rgba(255,255,255,0.05);
  transform: translateY(2px);
}

.btn-large {
  font-size: 1.2em;
  padding: 12px 28px;
}

h1, h2, h3 {
  margin: 1.5em 0 .5em;
  font-weight: 600;
}

.section {
  padding: 60px 20px 20px;
}

.hero {
  padding: 40px 20px;
  background-color: #000f07;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-container img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.hero-content {
  margin-top: 20px;
}

.hero-content h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-button {
  display: inline-block;
  padding: 12px 24px;
  background-color: #8B0000;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: bold;
  margin-top: 10px;
}

.hero-button:hover {
  background-color: #e65c00;
}