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

  :root {
    --bg: #0a0c0f;
    --surface: #111418;
    --surface2: #181c22;
    --border: #1e2530;
    --green: #00e676;
    --green-dim: #00c85340;
    --green-glow: #00e67620;
    --amber: #ffc107;
    --red: #ff5252;
    --text: #e8edf2;
    --muted: #7a8a99;
    --code-bg: #0d1117;
    --mono: 'Space Mono', monospace;
    --sans: 'Syne', sans-serif;
  }

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
  }

  /* ── NOISE OVERLAY ── */
  body::before {
    content: '';
    position: fixed; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 0; opacity: .45;
  }

  .page { max-width: 980px; margin: 0 auto; padding: 60px 32px 100px; position: relative; z-index: 1; }

  /* ── HEADER ── */
  .header-band {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 24px; flex-wrap: wrap; margin-bottom: 56px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
  }

  .project-eyebrow {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: .18em;
    color: var(--green);
    text-transform: uppercase;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 10px;
  }
  .project-eyebrow::before {
    content: '';
    display: inline-block; width: 28px; height: 1px;
    background: var(--green);
  }

  h1 {
    font-size: clamp(48px, 8vw, 78px);
    font-weight: 800;
    line-height: .95;
    letter-spacing: -.03em;
    color: var(--text);
  }
  h1 .accent { color: var(--green); }

  .subtitle {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--muted);
    margin-top: 18px;
    max-width: 420px;
    line-height: 1.7;
  }

  .header-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; padding-top: 6px; }

  .badge {
    font-family: var(--mono);
    font-size: 10px; letter-spacing: .12em;
    text-transform: uppercase;
    padding: 5px 12px;
    border-radius: 2px;
    border: 1px solid;
    white-space: nowrap;
  }
  .badge-green  { color: var(--green); border-color: var(--green); background: var(--green-glow); }
  .badge-amber  { color: var(--amber); border-color: #ffc10760; background: #ffc10710; }
  .badge-muted  { color: var(--muted); border-color: var(--border); }

  .links-row { display: flex; gap: 12px; margin-top: 8px; }
  .link-btn {
    font-family: var(--mono); font-size: 11px; letter-spacing: .1em;
    text-transform: uppercase;
    padding: 8px 16px;
    border: 1px solid var(--border);
    color: var(--muted);
    text-decoration: none;
    border-radius: 2px;
    transition: all .2s;
    display: flex; align-items: center; gap: 8px;
  }
  .link-btn:hover { border-color: var(--green); color: var(--green); background: var(--green-glow); }
  .link-btn svg { width: 14px; height: 14px; }

  /* ── GRID ── */
  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
  .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; margin-bottom: 20px; }
  @media (max-width: 700px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

  /* ── CARDS ── */
  .card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 28px;
    position: relative;
    overflow: hidden;
  }
  .card::after {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--green), transparent);
    opacity: 0;
    transition: opacity .3s;
  }
  .card:hover::after { opacity: .5; }

  .card-label {
    font-family: var(--mono);
    font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 8px;
  }
  .card-label::before {
    content: '';
    width: 16px; height: 1px; background: var(--muted);
  }

  .card-title {
    font-size: 18px; font-weight: 600;
    margin-bottom: 10px;
  }
  .card-body { font-size: 14px; color: var(--muted); line-height: 1.75; }

  /* ── MOCKUP SCREEN ── */
  .mockup-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 28px;
    margin-bottom: 20px;
  }
  .mockup-label { font-family: var(--mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 20px; display: flex; align-items: center; gap: 8px; }
  .mockup-label::before { content: ''; width: 16px; height: 1px; background: var(--muted); }

  .screen-frame {
    background: #000;
    border-radius: 8px;
    border: 2px solid #1e2530;
    overflow: hidden;
    box-shadow: 0 0 60px #00e67615, 0 20px 60px #00000080;
    position: relative;
  }
  .screen-bar {
    background: #0d1117;
    padding: 10px 16px;
    display: flex; align-items: center; gap: 8px;
    border-bottom: 1px solid #1e2530;
  }
  .dot { width: 10px; height: 10px; border-radius: 50%; }
  .dot-r { background: #ff5f56; }
  .dot-y { background: #ffbd2e; }
  .dot-g { background: #27c93f; }
  .url-bar {
    flex: 1; background: #161b22; border: 1px solid #30363d;
    border-radius: 4px; padding: 4px 12px;
    font-family: var(--mono); font-size: 11px; color: var(--muted);
    margin-left: 8px;
  }

  /* Game preview inside frame */
  .game-preview {
    background: #0a0c0f;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .game-hud {
    width: 100%;
    max-width: 360px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding: 8px 16px;
    background: #0d0f12;
    border: 1px solid #1e2530;
    border-radius: 3px;
  }
  .hud-title { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--green); letter-spacing: .2em; }
  .hud-score { font-family: var(--mono); font-size: 11px; color: var(--muted); }
  .hud-score span { color: var(--text); font-weight: 700; }

  .game-canvas-mock {
    width: 100%; max-width: 360px;
    aspect-ratio: 1;
    background: #0d1117;
    border: 1px solid #1e2530;
    border-radius: 3px;
    position: relative;
    overflow: hidden;
  }

  .snake-grid {
    position: absolute; inset: 0;
    display: grid;
    grid-template-columns: repeat(20, 1fr);
    grid-template-rows: repeat(20, 1fr);
  }
  .snake-cell { border: .5px solid #0f1318; }
  .s1 { background: #00e676; border-radius: 2px; }
  .s2 { background: #00c85380; }
  .s3 { background: #00c85360; }
  .s4 { background: #00c85345; }
  .s5 { background: #00c85330; }
  .food { background: var(--red); border-radius: 50%; box-shadow: 0 0 6px var(--red); }

  .score-strip {
    width: 100%; max-width: 360px;
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 8px; margin-top: 12px;
  }
  .score-box {
    background: #0d1117;
    border: 1px solid #1e2530;
    border-radius: 3px;
    padding: 8px 12px;
    text-align: center;
  }
  .score-box label { font-family: var(--mono); font-size: 9px; color: var(--muted); letter-spacing: .12em; display: block; }
  .score-box span { font-family: var(--mono); font-size: 18px; color: var(--text); font-weight: 700; }

  /* ── CODE BLOCK ── */
  .code-wrap {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
  }
  .code-header {
    background: var(--code-bg);
    padding: 10px 20px;
    display: flex; align-items: center; justify-content: space-between;
    border-bottom: 1px solid var(--border);
  }
  .code-filename {
    font-family: var(--mono); font-size: 12px; color: var(--muted);
    display: flex; align-items: center; gap: 10px;
  }
  .code-filename::before {
    content: '';
    display: inline-block; width: 8px; height: 8px;
    background: var(--green); border-radius: 50%;
  }
  .code-lang {
    font-family: var(--mono); font-size: 10px; letter-spacing: .12em;
    text-transform: uppercase; color: #30363d;
    background: #161b22; padding: 3px 10px; border-radius: 2px;
  }
  pre {
    background: var(--code-bg);
    padding: 24px;
    overflow-x: auto;
    font-family: var(--mono);
    font-size: 12.5px;
    line-height: 1.8;
  }
  .kw  { color: #ff7b72; }
  .fn  { color: #d2a8ff; }
  .str { color: #a5d6ff; }
  .num { color: #79c0ff; }
  .cm  { color: #484f58; font-style: italic; }
  .vr  { color: #ffa657; }
  .op  { color: #ff7b72; }
  .prop{ color: #79c0ff; }

  /* ── TECH STACK ── */
  .tech-grid {
    display: flex; flex-wrap: wrap; gap: 10px;
    margin-top: 14px;
  }
  .tech-pill {
    font-family: var(--mono); font-size: 11px; letter-spacing: .1em;
    text-transform: uppercase;
    padding: 6px 14px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--muted);
    display: flex; align-items: center; gap: 8px;
  }
  .tech-pill .dot2 {
    width: 6px; height: 6px; border-radius: 50%;
  }
  .js-dot  { background: #f7df1e; }
  .css-dot { background: #2965f1; }
  .html-dot{ background: #e34f26; }

  /* ── FEATURE LIST ── */
  .feature-list { list-style: none; }
  .feature-list li {
    font-size: 14px; color: var(--muted);
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: flex-start; gap: 14px;
    line-height: 1.5;
  }
  .feature-list li:last-child { border-bottom: none; }
  .feature-list li::before {
    content: '→';
    color: var(--green);
    font-family: var(--mono);
    font-size: 12px;
    margin-top: 2px;
    flex-shrink: 0;
  }
  .feature-list li strong { color: var(--text); font-weight: 600; }

  /* ── STAT CARDS ── */
  .stat-big {
    font-size: clamp(36px, 6vw, 54px);
    font-weight: 800;
    color: var(--green);
    line-height: 1;
    margin-bottom: 6px;
    font-family: var(--mono);
  }
  .stat-label { font-size: 13px; color: var(--muted); }

  /* ── BAR CHART ── */
  .lang-bar {
    display: flex;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    margin: 16px 0 12px;
    gap: 2px;
  }
  .lang-seg { height: 100%; border-radius: 2px; }
  .lang-legend { display: flex; gap: 20px; flex-wrap: wrap; }
  .lang-item { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px; color: var(--muted); }
  .lang-dot { width: 8px; height: 8px; border-radius: 50%; }

  /* ── ARCHITECTURE ── */
  .arch-diagram {
    background: var(--code-bg);
    border-radius: 4px;
    padding: 24px;
    margin-top: 16px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--muted);
    line-height: 2;
    border: 1px dashed var(--border);
  }
  .arch-file { color: var(--amber); }
  .arch-arrow { color: var(--green); }
  .arch-desc  { color: var(--muted); }

  /* ── CONTROLS TABLE ── */
  .ctrl-table { width: 100%; border-collapse: collapse; margin-top: 14px; }
  .ctrl-table th {
    font-family: var(--mono); font-size: 10px; letter-spacing: .14em;
    text-transform: uppercase; color: var(--muted);
    text-align: left; padding: 8px 0 12px;
    border-bottom: 1px solid var(--border);
  }
  .ctrl-table td {
    font-size: 13px; padding: 10px 0;
    border-bottom: 1px solid var(--border);
    color: var(--muted);
    vertical-align: top;
  }
  .ctrl-table td:first-child { color: var(--text); font-weight: 600; padding-right: 20px; }
  .kbd {
    font-family: var(--mono); font-size: 11px;
    background: var(--surface2); border: 1px solid var(--border);
    border-radius: 3px; padding: 2px 7px;
    color: var(--text); display: inline-block; margin: 2px 2px 2px 0;
  }

  /* ── SECTION TITLES ── */
  .section-title {
    font-family: var(--mono);
    font-size: 10px; letter-spacing: .2em;
    text-transform: uppercase; color: var(--green);
    margin-bottom: 20px;
    display: flex; align-items: center; gap: 12px;
  }
  .section-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }

  /* ── FOOTER ── */
  .footer {
    margin-top: 80px; padding-top: 32px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
  }
  .footer-mono { font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: .1em; }

  /* ── FULL-SPAN ── */
  .full { grid-column: 1 / -1; }

  /* ── COMPAT BADGES ── */
  .compat-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
  .compat-badge {
    font-family: var(--mono); font-size: 11px;
    padding: 5px 12px; border-radius: 2px;
    border: 1px solid var(--border);
    color: var(--muted);
    display: flex; align-items: center; gap: 6px;
  }
  .compat-badge::before { content: '✓'; color: var(--green); }