/* === astyle.css === */
* {
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: #00e5ff #0d0f1a;
  }
  
  html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Orbitron', 'Segoe UI', Tahoma, sans-serif;
    background-color: #0d0f1a;
    color: #e0f7fa;
    display: flex;
    flex-direction: column;
    overflow-y: scroll;
  }
  
  .container {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
  }
  
  /* HEADER */
  .sticky-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(rgba(13, 15, 26, 0.7), rgba(13, 15, 26, 0.7)),
                url('img/header.png') center center / cover no-repeat;
    box-shadow: 0 4px 10px rgba(0, 229, 255, 0.08);
  }
  
  .site-header {
    background: #12141f;
    padding: 20px;
    text-align: center;
  }
  
  .site-title {
    font-size: 2rem;
    margin: 0;
    color: #00e5ff;
  }
  
  .site-subtitle {
    font-size: 1rem;
    color: #b2ebf2;
    opacity: 0.7;
    margin-top: 6px;
  }
  
  /* TIME + WEATHER */
  .datetime-info {
    background-color: #0f111a;
    color: #b2ebf2;
    font-size: 0.9rem;
    padding: 8px 16px;
    text-align: center;
    border-bottom: 1px solid #00bcd4;
  }
  
  /* NAVIGATION */
  .top-nav, .bottom-nav {
    background-color: #0f111a;
    text-align: center;
    padding: 12px 0;
  }
  
  .top-nav {
    border-bottom: 1px solid #00bcd4;
    backdrop-filter: blur(6px);
  }
  
  .bottom-nav {
    box-shadow: 0 -4px 10px rgba(0, 229, 255, 0.05);
  }
  
  .top-nav ul, .bottom-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
  }
  
  .top-nav a, .bottom-nav a {
    position: relative;
    text-decoration: none;
    color: #00e5ff;
    font-weight: 500;
    padding: 4px 0;
    transition: color 0.3s ease, text-shadow 0.3s ease;
  }
  
  .top-nav a::after, .bottom-nav a::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    width: 100%;
    background: linear-gradient(to right, #00e5ff, #00bcd4);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.4s ease-in-out;
  }
  
  .top-nav a:hover, .bottom-nav a:hover {
    color: #ffffff;
    text-shadow: 0 0 6px #00e5ff, 0 0 12px #00bcd4;
  }
  .top-nav a:hover::after, .bottom-nav a:hover::after {
    transform: scaleX(1);
  }
  
  /* FOOTER */
  .sticky-footer {
    margin-top: auto;
    background: #12141f;
    padding: 20px;
    text-align: center;
    color: #b2ebf2;
    font-size: 0.9rem;
    border-top: 1px solid #00bcd4;
    box-shadow: 0 -4px 10px rgba(0, 229, 255, 0.08);
  }
  
  .site-footer {
    padding-top: 10px;
  }
  
  /* ASCII Generator Specific */
  .generator {
    background: rgba(20, 22, 35, 0.9);
    padding: 20px;
    margin-bottom: 30px;
    border: 1px solid #00bcd4;
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.08);
  }
  
  .generator label {
    font-weight: bold;
    color: #b2ebf2;
    margin-bottom: 8px;
    display: block;
  }
  
  input[type="text"],
  select {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    background-color: rgba(15, 17, 27, 0.9);
    color: #e0f7fa;
    border: 1px solid #00bcd4;
    font-size: 1rem;
  }
  
  .button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
  }
  
  button {
    padding: 10px 20px;
    border: 1px solid #00bcd4;
    background: transparent;
    color: #00e5ff;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s;
  }
  button:hover {
    background-color: rgba(0, 229, 255, 0.1);
  }
  
  /* ASCII Output */
  pre.ascii-output {
    white-space: pre;
    font-family: monospace;
    font-size: 14px;
    line-height: 1.2;
    background-color: #11131d;
    border: 1px dashed #00e5ff;
    padding: 20px;
    color: #e0f7fa;
    overflow-x: auto;
    min-height: 200px;
  }
  
  /* Responsive */
  @media (max-width: 768px) {
    .container {
      padding: 15px;
    }
    .site-title {
      font-size: 1.5rem;
    }
  }