/* 90s Hacker / HomeBrew Terminal style */
:root{
  --fg: #00ff9c;
  --fg-dim: #5fffb1;
  --bg: #0b0f0c;
  --accent: #00ffaa;
  --error: #ff3b3b;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: radial-gradient(ellipse at center, #0b0f0c 0%, #060907 70%, #020403 100%);
  color: var(--fg);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  line-height: 1.5;
}

a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px dashed var(--fg);
}
a:hover { border-bottom-style: solid; }

.screen {
  position: relative;
  min-height: 100vh;
  padding: 16px;
  overflow-x: hidden;
  width: 100%;
  box-sizing: border-box;
}

.term {
  max-width: min(980px, calc(100vw - 32px));
  width: 100%;
  margin: 0 auto;
  padding: 24px 20px 100px;
  border: 2px solid var(--fg);
  border-radius: 6px;
  background: rgba(0,0,0,0.25);
  box-shadow: 0 0 40px rgba(0,255,140,0.2), inset 0 0 40px rgba(0,255,140,0.08);
  position: relative;
  box-sizing: border-box;
}

.term::after {
  /* subtle scanlines */
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0,0,0,0), rgba(0,0,0,0) 2px,
    rgba(0,255,160,0.03) 3px
  );
  mix-blend-mode: overlay;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(0,255,160,0.25);
  margin-bottom: 16px;
}

.brand {
  letter-spacing: 1px;
  font-weight: 700;
}

.badge {
  opacity: 0.9;
  padding: 2px 8px;
  border: 1px solid var(--fg);
  border-radius: 4px;
  font-size: 12px;
}

.nav-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
}

.nav-inline a {
  border-bottom: 0;
  padding: 0 2px;
}
.nav-inline a::before { content: "["; opacity: .65; margin-right: 2px; }
.nav-inline a::after { content: "]"; opacity: .65; margin-left: 2px; }

.output {
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: break-word;
  min-height: 280px;
  width: 100%;
  box-sizing: border-box;
}

.prompt {
  display: flex;
  align-items: center;
  gap: 10px;
  position: sticky;
  bottom: 16px;
  padding-top: 12px;
  background: linear-gradient(to bottom, rgba(0,0,0,0), rgba(0,0,0,0.4));
  backdrop-filter: blur(1px);
}

.prompt-label {
  color: var(--fg-dim);
}

#cmd {
  flex: 1;
  background: transparent;
  color: var(--fg);
  border: none;
  outline: none;
  font: inherit;
  padding: 6px 8px;
  border-bottom: 1px dashed rgba(0,255,160,0.45);
}

kbd { 
  border: 1px solid rgba(0,255,160,0.25);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: .9em;
}

.footer {
  margin-top: 18px;
  opacity: .75;
  font-size: 12px;
}

.glow { text-shadow: 0 0 6px rgba(0,255,160,0.6), 0 0 14px rgba(0,255,160,0.3); }

hr {
  border: 0;
  border-top: 1px dashed rgba(0,255,160,0.25);
  margin: 12px 0;
}

/* blink cursor effect */
.cursor {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--fg);
  margin-left: 4px;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* Mobile and responsive design improvements */

/* Tablet breakpoint (768px and below) */
@media (max-width: 768px) {
  .screen {
    padding: 8px;
  }
  
  .term {
    max-width: calc(100vw - 16px);
    padding: 20px 16px 80px;
    border-radius: 4px;
    margin: 0 auto;
  }
  
  .header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .brand {
    text-align: center;
    font-size: 18px;
  }
  
  .nav-inline {
    justify-content: center;
    gap: 8px 12px;
    font-size: 14px;
  }
  
  .badge {
    font-size: 11px;
    padding: 1px 6px;
  }
  
  .output {
    min-height: 200px;
    font-size: 14px;
    line-height: 1.6;
  }
  
  .prompt {
    gap: 8px;
    bottom: 12px;
    padding-top: 16px;
  }
  
  #cmd {
    font-size: 16px; /* Prevents zoom on iOS */
    padding: 12px 10px;
    border-bottom: 2px solid rgba(0,255,160,0.6);
    border-radius: 4px;
    min-height: 44px; /* Touch target size */
  }
  
  .footer {
    font-size: 11px;
    text-align: center;
  }
}

/* Mobile breakpoint (480px and below) */
@media (max-width: 480px) {
  .screen {
    padding: 4px;
  }
  
  .term {
    max-width: calc(100vw - 8px);
    padding: 16px 12px 70px;
    border-width: 1px;
    margin: 0 auto;
  }
  
  .header {
    margin-bottom: 12px;
    padding-bottom: 8px;
  }
  
  .brand {
    font-size: 16px;
    letter-spacing: 0.5px;
  }
  
  .nav-inline {
    gap: 6px 8px;
    font-size: 13px;
    flex-wrap: wrap;
  }
  
  .nav-inline a {
    padding: 4px 6px;
    border: 1px solid rgba(0,255,160,0.3);
    border-radius: 3px;
    background: rgba(0,255,160,0.05);
    min-height: 32px; /* Touch target */
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
  }
  
  .nav-inline a::before,
  .nav-inline a::after {
    display: none; /* Remove brackets on mobile for cleaner look */
  }
  
  .output {
    min-height: 150px;
    font-size: 13px;
    overflow-wrap: break-word;
    word-wrap: break-word;
  }
  
  .prompt {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px;
    background: rgba(0,0,0,0.95);
    backdrop-filter: blur(4px);
    border-top: 1px solid rgba(0,255,160,0.3);
  }
  
  .prompt-label {
    font-size: 14px;
  }
  
  #cmd {
    font-size: 16px;
    padding: 14px 12px;
    border: 1px solid rgba(0,255,160,0.5);
    border-radius: 6px;
    background: rgba(0,0,0,0.8);
    min-height: 48px; /* Larger touch target */
  }
  
  .footer {
    font-size: 10px;
    margin-bottom: 60px; /* Account for fixed prompt */
  }
  
  /* Prevent horizontal scrolling */
  *, *::before, *::after {
    max-width: 100%;
    box-sizing: border-box;
  }
  
  /* Ensure no element causes overflow */
  .term, .header, .output, .nav-inline, .prompt {
    width: 100%;
    box-sizing: border-box;
  }
  
  /* Better link styling for touch */
  a {
    min-height: 24px;
    display: inline-block;
    padding: 2px 4px;
  }
}

/* Enhanced touch and focus styles */
@media (hover: none) and (pointer: coarse) {
  /* Touch device specific styles */
  #cmd:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-color: var(--accent);
    box-shadow: 0 0 12px rgba(0,255,170,0.4);
  }
  
  .nav-inline a:hover,
  .nav-inline a:focus {
    background: rgba(0,255,160,0.15);
    border-color: var(--accent);
    outline: none;
  }
  
  a:hover,
  a:focus {
    background: rgba(0,255,160,0.1);
    border-radius: 2px;
    outline: none;
  }
}

/* Typography improvements */
@media (max-width: 768px) {
  html, body {
    font-size: 14px;
    line-height: 1.6;
  }
  
  .output {
    line-height: 1.7;
  }
  
  /* Better spacing for terminal output sections */
  .output > * {
    margin-bottom: 8px;
  }
  
  .output strong {
    display: block;
    margin: 12px 0 8px 0;
    color: var(--accent);
  }
  
  /* Enhanced visual hierarchy */
  .output a {
    font-weight: 500;
  }
}

@media (max-width: 480px) {
  html, body {
    font-size: 13px;
  }
  
  .output {
    line-height: 1.8;
  }
  
  /* More spacing on mobile */
  .output > * {
    margin-bottom: 10px;
  }
}

/* Landscape orientation adjustments for mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .term {
    padding: 12px 16px 60px;
  }
  
  .output {
    min-height: 120px;
  }
  
  .prompt {
    bottom: 8px;
    padding-top: 8px;
  }
  
  #cmd {
    min-height: 36px;
    padding: 8px 10px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .term::after { display: none; }
  .cursor { animation: none; }
}