/* styles.css */

:root {
    --accent-color: #00d1b2;
    --accent-rgb: 0, 209, 178;
  }
  
  /* Global resets & typography */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  }
  
  body {
    background-color: #121212;
    color: #eee;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    /* Ensures the particle container fills entire window */
    position: relative;
  }
  
  /* Particle container behind everything else */
  #particles-js {
    position: absolute; /* Takes it out of normal flow */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;       /* Covers entire viewport height */
    z-index: -1;        /* Sits behind header, main, etc. */
  }
  
  a {
    text-decoration: none;
  }
  
  /****************************
   * HEADER
   ****************************/
  header {
    background: #1f1f1f;
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--accent-color);
    box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.2);
  }
  
  header h1 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
  }
  
  header nav ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
    margin-top: 0.5rem;
  }
  
  header nav a {
    color: #ccc;
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
  }
  
  header nav a:hover {
    color: #fff;
  }
  
  /****************************
   * FOOTER
   ****************************/
  footer {
    background: #1f1f1f;
    padding: 1rem;
    text-align: center;
    border-top: 2px solid var(--accent-color);
    box-shadow: 0 0 10px rgba(var(--accent-rgb), 0.2);
    flex-shrink: 0;
  }
  
  footer p {
    color: #999;
    font-size: 0.9rem;
  }
  
  /****************************
   * BASIC MAIN CONTENT
   ****************************/
  main {
    flex: 1 0 auto;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
  }
  
  h1,
  h2 {
    margin-bottom: 1rem;
    color: var(--accent-color);
  }
  
    /****************************
   * PARTICLES
   ****************************/

  body {
    background-color: #121212;
    color: #eee;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative; /* needed so #particles-js can go behind */
  }
  
  #particles-js {
    position: absolute;
    top: 0; 
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* behind header, main, etc. */
  }