/* PiDP-11 Web Portal - Retro Terminal Aesthetic */

:root {
  --amber: #ffb000;
  --amber-dim: #cc8d00;
  --amber-glow: rgba(255, 176, 0, 0.15);
  --green: #33ff33;
  --green-dim: #20cc20;
  --bg-dark: #0a0a0a;
  --bg-panel: #111111;
  --bg-card: #1a1a1a;
  --border: #333333;
  --text: #cccccc;
  --text-dim: #888888;
}

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

body {
  font-family: 'Courier New', Courier, monospace;
  background-color: var(--bg-dark);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Scanline overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.08) 0px,
    rgba(0, 0, 0, 0.08) 1px,
    transparent 1px,
    transparent 3px
  );
  z-index: 9999;
}

a {
  color: var(--amber);
  text-decoration: none;
}

a:hover {
  color: var(--green);
  text-shadow: 0 0 8px var(--green);
}

/* Header */
header {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--amber-dim);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header h1 {
  color: var(--amber);
  font-size: 1.5rem;
  text-shadow: 0 0 10px var(--amber-glow);
  letter-spacing: 2px;
}

header h1 span.blink {
  animation: blink 1.2s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  color: var(--text);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.3rem 0;
  border-bottom: 1px solid transparent;
  transition: all 0.2s;
}

nav a:hover,
nav a.active {
  color: var(--amber);
  border-bottom-color: var(--amber);
  text-shadow: 0 0 8px var(--amber-glow);
}

/* Main content */
main {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem;
}

/* Hero section */
.hero {
  text-align: center;
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.hero h2 {
  color: var(--amber);
  font-size: 2rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 20px var(--amber-glow);
}

.hero .subtitle {
  color: var(--text-dim);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.hero .status {
  display: inline-block;
  padding: 0.4rem 1rem;
  border: 1px solid var(--green-dim);
  color: var(--green);
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.hero .status::before {
  content: '\25CF ';
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* Info grid */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.info-card h3 {
  color: var(--amber);
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.info-card p,
.info-card ul {
  color: var(--text-dim);
  font-size: 0.85rem;
  line-height: 1.6;
}

.info-card ul {
  list-style: none;
  padding: 0;
}

.info-card ul li::before {
  content: '> ';
  color: var(--amber-dim);
}

/* Game list */
.game-list {
  display: grid;
  gap: 1rem;
  margin: 1.5rem 0;
}

.game-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.2rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.2s;
  cursor: pointer;
}

.game-card:hover {
  border-color: var(--amber);
  box-shadow: 0 0 15px var(--amber-glow);
}

.game-card .game-info h3 {
  color: var(--amber);
  font-size: 1rem;
  margin-bottom: 0.3rem;
}

.game-card .game-info p {
  color: var(--text-dim);
  font-size: 0.8rem;
}

.game-card .game-type {
  color: var(--green);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 1px solid var(--green-dim);
  padding: 0.2rem 0.6rem;
  white-space: nowrap;
}

/* Terminal container */
.terminal-section {
  margin: 2rem 0;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-bottom: none;
  padding: 0.6rem 1rem;
}

.terminal-header span {
  color: var(--amber);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.terminal-header .controls {
  display: flex;
  gap: 0.5rem;
}

.terminal-header .controls button {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  cursor: pointer;
  transition: all 0.2s;
}

.terminal-header .controls button:hover {
  border-color: var(--amber);
  color: var(--amber);
}

#terminal-container {
  background: #000000;
  border: 1px solid var(--border);
  height: 500px;
  position: relative;
}

#terminal-container .connect-prompt {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--amber);
}

#terminal-container .connect-prompt p {
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

#terminal-container .connect-prompt button {
  background: transparent;
  border: 1px solid var(--amber);
  color: var(--amber);
  font-family: 'Courier New', monospace;
  font-size: 1rem;
  padding: 0.5rem 2rem;
  cursor: pointer;
  transition: all 0.2s;
}

#terminal-container .connect-prompt button:hover {
  background: var(--amber);
  color: var(--bg-dark);
  box-shadow: 0 0 20px var(--amber-glow);
}

/* Section headings */
.section-heading {
  color: var(--amber);
  font-size: 1.1rem;
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* About page */
.about-content {
  line-height: 1.8;
  font-size: 0.9rem;
}

.about-content p {
  margin-bottom: 1rem;
}

.about-content .spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.about-content .spec-table td {
  padding: 0.4rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

.about-content .spec-table td:first-child {
  color: var(--amber);
  white-space: nowrap;
  width: 200px;
}

.link-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.link-list li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

.link-list li::before {
  content: '[';
  color: var(--amber-dim);
}

.link-list li::after {
  content: ']';
  color: var(--amber-dim);
}

/* Footer */
footer {
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  padding: 1rem 2rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.75rem;
  letter-spacing: 1px;
}

/* Responsive */
@media (max-width: 700px) {
  header {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  main {
    padding: 1rem;
  }

  #terminal-container {
    height: 400px;
  }

  .game-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}