:root {
    --amber: #FF8C00;
    --amber-bright: #FFB347;
    --amber-dim: #C46A00;
    --amber-ghost: #4A2800;
    --bg: #070400;
    --bg2: #0D0700;
    --green: #39FF14;
    --red: #FF2244;
    --cyan: #00E5FF;
    --white: #FFE8C0;
    --scanline-opacity: 0.06;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; user-select: none; -webkit-user-select: none; }
  a { user-select: auto; -webkit-user-select: auto; pointer-events: auto; }

  html, body {
    width: 100%; height: 100%;
    background: #000;
    overflow: hidden;
    font-family: 'IBM Plex Mono', 'Fira Code', monospace;
  }

  /* ── CRT wrapper ── */
  #crt {
    width: 100%; height: 100%;
    position: relative;
    background: var(--bg);
    overflow: hidden;
  }

  /* Subtle corner shadow only — no edge darkening */
  #crt::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
      transparent 75%,
      rgba(0,0,0,0.18) 95%,
      rgba(0,0,0,0.32) 100%);
    pointer-events: none;
    z-index: 10;
  }

  /* Scanlines */
  #crt::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,var(--scanline-opacity)) 2px,
      rgba(0,0,0,var(--scanline-opacity)) 4px
    );
    pointer-events: none;
    z-index: 9;
    animation: flicker 0.15s infinite;
  }

  @keyframes flicker {
    0%   { opacity: 1; }
    92%  { opacity: 1; }
    93%  { opacity: 0.92; }
    94%  { opacity: 1; }
    96%  { opacity: 0.97; }
    100% { opacity: 1; }
  }

  /* ── Glitch overlay ── */
  #glitch-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 11;
    opacity: 0;
  }

  /* ── Boot screen ── */
  #boot-screen {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 8vw;
    z-index: 5;
    color: var(--amber);
    font-size: clamp(11px, 1.4vw, 15px);
    line-height: 1.8;
  }

  /* ── Terminal ── */
  #terminal {
    position: absolute;
    inset: 0;
    display: none;
    flex-direction: column;
    z-index: 5;
    padding: clamp(12px, 2vw, 24px);
    padding-bottom: 0;
  }

  #terminal.visible { display: flex; }

  /* Header bar */
  #term-header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--amber-dim);
    padding-bottom: 8px;
    margin-bottom: 12px;
    color: var(--amber-dim);
    font-size: clamp(9px, 1vw, 11px);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }

  #term-header .dots { display: flex; gap: 6px; }
  #term-header .dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--amber-dim);
    opacity: 0.6;
  }
  #term-header .dot:nth-child(1) { background: var(--red); opacity: 0.8; }
  #term-header .dot:nth-child(2) { background: var(--amber); opacity: 0.6; }
  #term-header .dot:nth-child(3) { background: var(--green); opacity: 0.5; }

  /* Output area */
  #output {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    color: var(--amber);
    font-size: clamp(11px, 1.3vw, 14px);
    line-height: 1.7;
    padding-right: 8px;
    padding-bottom: 4px;
    scrollbar-width: thin;
    scrollbar-color: var(--amber-dim) transparent;
  }

  #output::-webkit-scrollbar { width: 4px; }
  #output::-webkit-scrollbar-track { background: transparent; }
  #output::-webkit-scrollbar-thumb { background: var(--amber-dim); }

  .line { display: block; word-break: break-word; }
  .line.bright  { color: var(--amber-bright); }
  .line.dim     { color: var(--amber-dim); }
  .line.green   { color: var(--green); }
  .line.red     { color: var(--red); }
  .line.cyan    { color: var(--cyan); }
  .line.white   { color: var(--white); }
  .line.indent  { padding-left: 2ch; }
  .line.indent2 { padding-left: 4ch; }
  .line.glitch  { animation: textGlitch 0.3s steps(1) forwards; }
  .line.cmd-echo { color: var(--amber-bright); opacity: 0.8; }

  @keyframes textGlitch {
    0%   { transform: translateX(0); filter: none; }
    25%  { transform: translateX(-3px); filter: hue-rotate(90deg); }
    50%  { transform: translateX(4px); filter: brightness(2); }
    75%  { transform: translateX(-2px); color: var(--cyan); }
    100% { transform: translateX(0); filter: none; }
  }

  /* Glow on text */
  .glow {
    text-shadow:
      0 0 6px var(--amber),
      0 0 14px var(--amber),
      0 0 30px rgba(255,140,0,0.4);
  }
  .glow-green {
    text-shadow:
      0 0 6px var(--green),
      0 0 14px var(--green);
  }
  .glow-cyan {
    text-shadow:
      0 0 6px var(--cyan),
      0 0 14px var(--cyan);
  }

  /* Suggested commands */
  #suggestions {
    flex-shrink: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px 0 4px;
    border-top: 1px solid var(--amber-ghost);
    min-height: 32px;
  }

  .sugg-btn {
    background: transparent;
    border: 1px solid var(--amber-ghost);
    color: var(--amber-dim);
    font-family: inherit;
    font-size: clamp(9px, 1vw, 11px);
    padding: 1px 7px;
    cursor: pointer;
    user-select: none;
    letter-spacing: 0.05em;
    transition: all 0.12s;
    border-radius: 0;
  }
  .sugg-btn:hover {
    border-color: var(--amber-dim);
    color: var(--amber);
    text-shadow: 0 0 6px var(--amber);
    background: rgba(255,140,0,0.04);
  }

  /* Invisible keyboard capture — purely for mobile keyboards */
  #cmd-input {
    position: fixed;
    opacity: 0;
    width: 1px;
    height: 1px;
    top: 0; left: 0;
    border: none;
    outline: none;
    pointer-events: none;
    z-index: -1;
  }

  /* Live input line rendered inside output */
  #live-line {
    display: block;
    color: var(--amber-bright);
    font-size: clamp(11px, 1.3vw, 14px);
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-all;
    padding-bottom: clamp(8px, 1.5vw, 16px);
    margin-top: 2px;
  }

  #live-line .live-prompt { color: var(--amber-bright); text-shadow: 0 0 8px var(--amber); }
  #live-line .live-text   { color: var(--amber-bright); text-shadow: 0 0 6px var(--amber); }
  #live-line .ghost-text  { color: var(--amber-dim); opacity: 0.55; }

  /* Cursor blink */
  @keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0; } }
  #live-cursor {
    display: inline-block;
    width: 0.6ch;
    height: 1em;
    background: var(--amber-bright);
    vertical-align: text-bottom;
    animation: blink 1s step-end infinite;
    box-shadow: 0 0 8px var(--amber);
  }

  /* ASCII art */
  .ascii {
    white-space: pre;
    line-height: 1.2;
    font-size: clamp(7px, 0.9vw, 11px);
  }
  .line.ascii {
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
  }

  /* Project card */
  .project-block {
    border: 1px solid var(--amber-dim);
    padding: 10px 14px;
    margin: 4px 0;
    position: relative;
  }
  .project-block::before {
    content: attr(data-name);
    position: absolute;
    top: -1px;
    left: 10px;
    transform: translateY(-50%);
    background: var(--bg);
    padding: 0 6px;
    color: var(--amber-bright);
    font-size: 0.9em;
    text-shadow: 0 0 8px var(--amber);
  }

  /* Progress bar */
  .prog-bar {
    display: inline-block;
    font-family: inherit;
    letter-spacing: -1px;
  }

  /* Mobile adjustments */
  @media (max-width: 600px) {
    #boot-screen { padding: 6vw; font-size: 11px; }
    .ascii { font-size: 6px; }
  }

  /* Horizontal tear glitch */
  @keyframes tear {
    0%   { clip-path: inset(30% 0 60% 0); transform: translateX(-8px); }
    20%  { clip-path: inset(10% 0 85% 0); transform: translateX(6px); }
    40%  { clip-path: inset(55% 0 30% 0); transform: translateX(-4px); }
    60%  { clip-path: inset(70% 0 10% 0); transform: translateX(10px); }
    80%  { clip-path: inset(20% 0 70% 0); transform: translateX(-6px); }
    100% { clip-path: inset(0% 0 100% 0); transform: translateX(0); }
  }
  .tear-glitch {
    position: absolute;
    inset: 0;
    background: var(--bg);
    pointer-events: none;
    z-index: 12;
    animation: tear 0.2s steps(1) forwards;
    opacity: 0.6;
  }