@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

:root {
  --primary-color: #6366f1; /* Indigo */
  --primary-hover: #4f46e5;
  --bg-color: #0f172a;      /* Slate 900 */
  --surface-color: #1e293b; /* Slate 800 */
  --text-primary: #f8fafc;  /* Slate 50 */
  --text-secondary: #94a3b8;/* Slate 400 */
  --glass-bg: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

header {
  padding: 20px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  background: linear-gradient(90deg, #818cf8, #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav ul {
  display: flex;
  gap: 24px;
  list-style: none;
}

nav a {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
}

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

.btn-primary {
  background: var(--primary-color);
  color: white;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
  color: white;
}

/* Page Content Formatting */
.page-container {
  max-width: 900px;
  margin: 120px auto 60px;
  padding: 40px;
  background: var(--surface-color);
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.page-container h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #818cf8, #c084fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-container h2 {
  font-size: 1.8rem;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.page-container h3 {
  font-size: 1.4rem;
  margin-top: 24px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.page-container p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.page-container ul {
  color: var(--text-secondary);
  margin-left: 24px;
  margin-bottom: 24px;
  font-size: 1.05rem;
}

.page-container li {
  margin-bottom: 8px;
}

/* Footer */
footer {
  padding: 40px 5%;
  text-align: center;
  border-top: 1px solid var(--glass-border);
  margin-top: auto;
}

footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 16px;
}

footer .footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

footer p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  nav ul {
    display: none;
  }
  .page-container {
    padding: 24px;
    margin: 100px 20px 40px;
  }
}