:root {
      --bg: #0a0a0f;
      --surface: #12121a;
      --accent: #b4f455;
      --accent2: #55f4b4;
      --text: #e8e8f0;
      --muted: #555570;
      --border: #222235;
    }

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

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: 'Space Mono', monospace;
      overflow-x: hidden;
      cursor: none;
      min-height: 100vh;
    }

    /* ── Custom Cursor ── */
    #cursor {
      width: 12px; height: 12px;
      background: var(--accent);
      border-radius: 50%;
      position: fixed; top: 0; left: 0;
      pointer-events: none;
      z-index: 9999;
      transform: translate(-50%, -50%);
      transition: transform 0.08s, background 0.2s, width 0.2s, height 0.2s;
      mix-blend-mode: difference;
    }
    #cursor.big { width: 40px; height: 40px; background: var(--accent2); }

    /* ── Canvas bg ── */
    #canvas-bg {
      position: fixed; inset: 0;
      z-index: 0;
      opacity: 0.35;
    }

    /* ── HERO ── */
    #hero {
      position: relative;
      z-index: 1;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 2rem;
    }

    .domain-tag {
      font-family: 'Space Mono', monospace;
      font-size: 0.75rem;
      letter-spacing: 0.3em;
      color: var(--accent);
      text-transform: uppercase;
      border: 1px solid var(--accent);
      padding: 0.3em 1em;
      display: inline-block;
      margin-bottom: 3rem;
      animation: fadeIn 1s ease both;
    }

    .main-message {
      font-family: 'DM Serif Display', serif;
      font-size: clamp(2.5rem, 8vw, 7rem);
      line-height: 1.05;
      font-style: italic;
      letter-spacing: -0.02em;
      animation: fadeUp 1s 0.3s ease both;
      position: relative;
    }

    .main-message .lang-label {
      font-family: 'Space Mono', monospace;
      font-size: clamp(0.6rem, 1.5vw, 0.85rem);
      color: var(--accent);
      font-style: normal;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      display: block;
      margin-bottom: 0.4em;
    }

    .main-message .phrase {
      display: block;
      transition: opacity 0.5s, transform 0.5s;
    }
    .main-message .phrase.exit {
      opacity: 0;
      transform: translateY(-20px);
      position: absolute;
    }
    .main-message .phrase.enter {
      opacity: 0;
      transform: translateY(20px);
    }

    .subtitle {
      font-size: 0.8rem;
      color: var(--muted);
      letter-spacing: 0.15em;
      margin-top: 2.5rem;
      animation: fadeIn 1s 0.8s ease both;
    }

    .scroll-hint {
      position: absolute;
      bottom: 2rem;
      left: 50%;
      transform: translateX(-50%);
      font-size: 0.7rem;
      color: var(--muted);
      letter-spacing: 0.2em;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 0.5rem;
      animation: fadeIn 2s 1.5s ease both;
    }
    .scroll-hint::after {
      content: '';
      width: 1px;
      height: 40px;
      background: linear-gradient(to bottom, var(--accent), transparent);
      animation: pulse 2s infinite;
    }

    /* ── Hello Strip ── */
    #hello-section {
      position: relative; z-index: 1;
      padding: 5rem 2rem;
      border-top: 1px solid var(--border);
    }

    .section-label {
      text-align: center;
      font-size: 0.7rem;
      letter-spacing: 0.3em;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 3rem;
    }

    .hello-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 0.6rem;
      justify-content: center;
      max-width: 1000px;
      margin: 0 auto;
    }

    .hello-chip {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 3px;
      padding: 0.5em 1em;
      font-size: 0.85rem;
      cursor: pointer;
      transition: all 0.2s;
      position: relative;
      overflow: hidden;
    }
    .hello-chip::before {
      content: '';
      position: absolute; inset: 0;
      background: var(--accent);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.2s;
      z-index: 0;
    }
    .hello-chip:hover::before { transform: scaleX(1); }
    .hello-chip:hover { color: var(--bg); border-color: var(--accent); }
    .hello-chip span { position: relative; z-index: 1; }
    .hello-chip .lang-name {
      font-size: 0.6rem;
      color: var(--muted);
      display: block;
      transition: color 0.2s;
    }
    .hello-chip:hover .lang-name { color: var(--bg); }

    /* ── Playground Section ── */
    #playground {
      position: relative; z-index: 1;
      padding: 5rem 2rem;
      border-top: 1px solid var(--border);
    }

    .playground-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 1.5rem;
      max-width: 1000px;
      margin: 0 auto;
    }

    .toy {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 1.5rem;
      transition: border-color 0.2s;
    }
    .toy:hover { border-color: var(--accent); }
    .toy h3 {
      font-size: 0.75rem;
      letter-spacing: 0.2em;
      color: var(--accent);
      text-transform: uppercase;
      margin-bottom: 1rem;
    }

    /* Toy: Emoji rain */
    #emoji-zone {
      height: 100px;
      position: relative;
      overflow: hidden;
      background: var(--bg);
      border-radius: 3px;
      cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      color: var(--muted);
      font-size: 0.75rem;
      letter-spacing: 0.1em;
    }
    .falling-emoji {
      position: absolute;
      top: -30px;
      font-size: 1.5rem;
      animation: fall linear forwards;
      pointer-events: none;
    }
    @keyframes fall {
      to { top: 120px; opacity: 0; }
    }

    /* Toy: Typewriter */
    #type-input {
      width: 100%;
      background: var(--bg);
      border: 1px solid var(--border);
      color: var(--accent);
      font-family: 'Space Mono', monospace;
      font-size: 0.85rem;
      padding: 0.6rem 0.8rem;
      border-radius: 3px;
      outline: none;
      transition: border-color 0.2s;
    }
    #type-input:focus { border-color: var(--accent); }
    #type-output {
      margin-top: 0.8rem;
      min-height: 50px;
      font-family: 'DM Serif Display', serif;
      font-size: 1.6rem;
      font-style: italic;
      color: var(--text);
      word-break: break-word;
    }

    /* Toy: Color mixer */
    #color-display {
      height: 80px;
      border-radius: 3px;
      background: #b4f455;
      transition: background 0.3s;
      margin-bottom: 0.8rem;
    }
    .slider-row {
      display: flex; gap: 0.5rem; align-items: center;
      margin-bottom: 0.4rem;
    }
    .slider-row label { font-size: 0.65rem; width: 15px; color: var(--muted); }
    input[type=range] {
      flex: 1; accent-color: var(--accent);
      cursor: pointer;
    }
    #hex-out {
      font-size: 0.75rem;
      color: var(--muted);
      text-align: right;
      letter-spacing: 0.1em;
    }

    /* Toy: Konami code */
    #konami-box {
      background: var(--bg);
      border-radius: 3px;
      padding: 1rem;
      font-size: 0.7rem;
      color: var(--muted);
      letter-spacing: 0.1em;
      text-align: center;
      min-height: 80px;
      display: flex; align-items: center; justify-content: center;
      flex-direction: column; gap: 0.5rem;
    }
    .key-seq {
      display: flex; gap: 0.2rem; flex-wrap: wrap; justify-content: center;
    }
    .key {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 2px;
      padding: 0.15em 0.4em;
      font-size: 0.65rem;
      transition: background 0.2s, border-color 0.2s;
    }
    .key.active { background: var(--accent); border-color: var(--accent); color: var(--bg); }

    /* Toy: Click counter */
    #clicker-btn {
      width: 100%;
      padding: 1rem;
      background: var(--bg);
      border: 2px solid var(--border);
      border-radius: 3px;
      color: var(--text);
      font-family: 'Space Mono', monospace;
      font-size: 1rem;
      cursor: pointer;
      transition: all 0.1s;
      letter-spacing: 0.05em;
    }
    #clicker-btn:active { transform: scale(0.97); background: var(--surface); }
    #click-count {
      font-size: 3rem;
      font-family: 'DM Serif Display', serif;
      color: var(--accent);
      text-align: center;
      margin-top: 0.5rem;
    }
    #click-msg { font-size: 0.7rem; color: var(--muted); text-align: center; }

    /* Toy: Matrix rain mini */
    #matrix-canvas {
      width: 100%; height: 100px;
      border-radius: 3px;
      display: block;
      cursor: pointer;
    }

    /* ── Footer ── */
    footer {
      position: relative; z-index: 1;
      border-top: 1px solid var(--border);
      padding: 2rem;
      text-align: center;
      font-size: 0.7rem;
      color: var(--muted);
      letter-spacing: 0.15em;
    }

    /* ── Animations ── */
    @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
    @keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
    @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

    .glitch {
      animation: glitch 0.3s steps(2) infinite;
    }
    @keyframes glitch {
      0% { clip-path: inset(0 0 95% 0); transform: translate(-4px); }
      50% { clip-path: inset(60% 0 20% 0); transform: translate(4px); }
      100% { clip-path: inset(30% 0 50% 0); transform: translate(-2px); }
    }