@import url('https://fonts.googleapis.com/css2?family=VT323&display=swap');

:root {
  --neon-green: #39ff14;
  --dark-green: #0a290a;
  --background: #050505;
  --text-dim: #1e8f1e;
  --scanline-color: rgba(0, 0, 0, 0.4);
}

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

body {
  background-color: var(--background);
  color: var(--neon-green);
  font-family: 'VT323', monospace;
  font-size: 1.2rem;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* CRT Effects Overlay */
body::before {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%,
    var(--scanline-color) 50%
  ),
  linear-gradient(
    90deg,
    rgba(255, 0, 0, 0.06),
    rgba(0, 255, 0, 0.02),
    rgba(0, 0, 255, 0.06)
  );
  background-size: 100% 4px, 6px 100%;
  z-index: 100;
  pointer-events: none;
}

/* Screen Flicker */
body::after {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(15, 60, 15, 0.05);
  opacity: 0;
  z-index: 100;
  pointer-events: none;
  animation: flicker 0.15s infinite;
}

@keyframes flicker {
  0% { opacity: 0.02; }
  50% { opacity: 0.08; }
  100% { opacity: 0.02; }
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px;
  position: relative;
  z-index: 10;
}

/* Typography */
h1, h2, h3 {
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--neon-green);
  text-shadow: 0 0 5px var(--neon-green), 0 0 10px var(--neon-green), 0 0 20px var(--dark-green);
  margin-bottom: 20px;
}

h1 {
  font-size: 3.5rem;
  border-bottom: 2px solid var(--neon-green);
  padding-bottom: 10px;
  text-align: center;
  margin-bottom: 40px;
}

h2 {
  font-size: 2.2rem;
  margin-top: 50px;
  border-left: 5px solid var(--neon-green);
  padding-left: 15px;
}

h3 {
  font-size: 1.6rem;
  color: var(--text-dim);
  text-shadow: 0 0 3px var(--text-dim);
  margin-top: 30px;
}

p {
  margin-bottom: 15px;
  text-shadow: 0 0 1px var(--neon-green);
}

ul {
  list-style-type: square;
  margin-left: 30px;
  margin-bottom: 20px;
}

li {
  margin-bottom: 8px;
  text-shadow: 0 0 1px var(--neon-green);
}

.highlight {
  color: #fff;
  background-color: var(--dark-green);
  padding: 2px 6px;
  border-radius: 3px;
  text-shadow: none;
}

/* Cards / Sections */
.section-block {
  border: 1px solid var(--text-dim);
  background: rgba(10, 41, 10, 0.3);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: inset 0 0 20px rgba(0, 255, 0, 0.05);
  border-radius: 5px;
  transition: all 0.3s ease;
}

.section-block:hover {
  border-color: var(--neon-green);
  box-shadow: inset 0 0 30px rgba(0, 255, 0, 0.1), 0 0 15px rgba(0, 255, 0, 0.2);
}

/* Images & Gallery */
.image-container {
  margin: 30px 0;
  text-align: center;
}

img {
  max-width: 100%;
  height: auto;
  border: 2px solid var(--text-dim);
  filter: grayscale(40%) sepia(50%) hue-rotate(80deg) brightness(1.2) contrast(1.2);
  border-radius: 4px;
  box-shadow: 0 0 15px rgba(0, 255, 0, 0.2);
  transition: all 0.4s ease;
}

img:hover {
  filter: grayscale(0%) sepia(0%) brightness(1) contrast(1);
  border-color: var(--neon-green);
  box-shadow: 0 0 25px rgba(0, 255, 0, 0.5);
  transform: scale(1.02);
}

.image-caption {
  font-size: 1rem;
  color: var(--text-dim);
  margin-top: 10px;
  font-style: italic;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

.gallery img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* Code Blocks */
pre, code {
  font-family: 'Courier New', Courier, monospace;
  background: #000;
  color: #fff;
  padding: 15px;
  border: 1px dashed var(--text-dim);
  border-radius: 5px;
  overflow-x: auto;
  margin-bottom: 20px;
  text-shadow: none;
}

/* Keybinds Table */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

th, td {
  border: 1px solid var(--text-dim);
  padding: 12px;
  text-align: left;
}

th {
  background-color: var(--dark-green);
  color: var(--neon-green);
  text-transform: uppercase;
}

td {
  background-color: rgba(0, 0, 0, 0.5);
}

kbd {
  background-color: var(--neon-green);
  color: #000;
  padding: 2px 8px;
  border-radius: 3px;
  font-weight: bold;
  box-shadow: 2px 2px 0 var(--text-dim);
  text-shadow: none;
}

/* Buttons */
.retro-btn {
  display: inline-block;
  padding: 15px 30px;
  background-color: transparent;
  color: var(--neon-green);
  text-decoration: none;
  border: 2px solid var(--neon-green);
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 2px;
  box-shadow: inset 0 0 10px rgba(0, 255, 0, 0.2), 0 0 15px rgba(0, 255, 0, 0.4);
  transition: all 0.2s ease;
  text-transform: uppercase;
  cursor: pointer;
}

.retro-btn:hover {
  background-color: var(--neon-green);
  color: var(--background);
  box-shadow: 0 0 30px var(--neon-green);
  text-shadow: none;
}

/* Footer */
footer {
  text-align: center;
  padding-top: 20px;
  border-top: 1px dashed var(--text-dim);
  color: var(--text-dim);
  font-size: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 1.8rem; }
  .container { padding: 20px 10px; }
}