:root {
  --bg-color: #020617; /* Very dark slate */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-color: #22c55e;
  --accent-secondary: #10b981;
  --glass-bg: rgba(30, 41, 59, 0.4);
  --glass-border: rgba(255, 255, 255, 0.08);
  --gradient-text: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", system-ui, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 3rem 1rem;
  position: relative;
  overflow-x: hidden;
}

/* Background Blobs for Glassmorphism effect */
.blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
  opacity: 0.5;
  animation: float 20s infinite alternate ease-in-out;
}

.blob-1 {
  width: 400px;
  height: 400px;
  background: rgba(34, 197, 94, 0.15);
  top: -100px;
  left: -100px;
}

.blob-2 {
  width: 500px;
  height: 500px;
  background: rgba(16, 185, 129, 0.15);
  bottom: -150px;
  right: -100px;
  animation-delay: -5s;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(50px, 50px) scale(1.1);
  }
}

.container {
  max-width: 800px;
  width: 100%;
  z-index: 1;
}

header {
  text-align: center;
  margin-bottom: 3rem;
  animation: fadeInDown 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.logo {
  margin-bottom: 1rem;
  display: inline-flex;
  padding: 1rem;
  border-radius: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 300;
}

nav.glass-nav {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  padding: 0.5rem;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 99px;
  animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 99px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

.content-section {
  margin-bottom: 2.5rem;
}

.content-section:last-of-type {
  margin-bottom: 2rem;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

h2::before {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-text);
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-weight: 300;
}

strong {
  color: var(--text-primary);
  font-weight: 500;
}

ul {
  list-style: none;
  padding-left: 1rem;
  margin-bottom: 1rem;
}

ul li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
  font-weight: 300;
}

ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 600;
}

.last-updated {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
  font-size: 0.9rem;
  color: rgba(148, 163, 184, 0.6);
  text-align: center;
}

footer {
  text-align: center;
  margin-top: 2rem;
  color: rgba(148, 163, 184, 0.5);
  font-size: 0.85rem;
  animation: fadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.8s both;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsiveness */
@media (max-width: 640px) {
  .glass-panel {
    padding: 2rem 1.5rem;
    border-radius: 20px;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  nav.glass-nav {
    flex-direction: column;
    border-radius: 16px;
    width: 100%;
  }
  
  .nav-link {
    text-align: center;
  }
}