/* Global Vars */
:root {
  --primary: #FFD700; /* Buzz Yellow */
  --primary-hover: #E6C200;
  --bg-dark: #121212;
  --bg-card: #1E1E1E;
  --text-main: #E0E0E0;
  --text-muted: #A0A0A0;
  --accent: #2196F3;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

/* Reset & Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

h1, h2, h3 {
  color: #fff;
  margin-bottom: 1rem;
  line-height: 1.2;
}

h1 { font-size: 2.5rem; font-weight: 800; letter-spacing: -1px; }
h2 { font-size: 1.8rem; margin-top: 2rem; border-bottom: 2px solid var(--primary); padding-bottom: 0.5rem; display: inline-block; }
h3 { font-size: 1.4rem; margin-top: 1.5rem; color: var(--text-muted); }

p { margin-bottom: 1rem; max-width: 800px; }

/* Layout */
header {
  background-color: var(--bg-card);
  padding: 1rem 0;
  border-bottom: 1px solid #333;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background-color: rgba(30, 30, 30, 0.9);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -1px;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-main);
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

main {
  flex: 1;
  padding: 3rem 0;
}

/* Cards & Sections */
.intro {
  margin-bottom: 3rem;
  padding: 2rem;
  background: linear-gradient(45deg, var(--bg-card), #252525);
  border-radius: 12px;
  border: 1px solid #333;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background-color: var(--bg-card);
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #333;
  transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

/* Forms */
form {
  max-width: 600px;
  background-color: var(--bg-card);
  padding: 2rem;
  border-radius: 12px;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

input, textarea {
  width: 100%;
  padding: 0.8rem;
  margin-bottom: 1rem;
  background-color: #121212;
  border: 1px solid #444;
  color: #fff;
  border-radius: 4px;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
}

button {
  background-color: var(--primary);
  color: #000;
  border: none;
  padding: 0.8rem 2rem;
  font-weight: 700;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.2s;
}

button:hover {
  background-color: var(--primary-hover);
}

/* Footer */
footer {
  background-color: var(--bg-card);
  padding: 2rem 0;
  margin-top: auto;
  border-top: 1px solid #333;
  text-align: center;
  color: var(--text-muted);
}

.footer-links {
  margin-bottom: 1rem;
}

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

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

/* Mobile */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  .grid { grid-template-columns: 1fr; }
  .nav-links { gap: 1rem; font-size: 0.9rem; }
}