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

    :root {
      /* Light theme colors */
      --bg-primary: #ffffff;
      --bg-secondary: #f8f9ff;
      --bg-accent: #fff5e6;
      --text-primary: #1a1a2e;
      --text-secondary: #4a4a6a;
      --border-color: #e0e0ff;
      --button-primary: #ff6b6b;
      --button-primary-hover: #ff5252;
      --button-secondary: #4ecdc4;
      --button-secondary-hover: #45b8b0;
      --accent-1: #ffd93d;
      --accent-2: #6bcf7f;
      --accent-3: #a78bfa;
      --accent-4: #f472b6;
      --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
      --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    body.dark-mode {
      --bg-primary: #0f0f23;
      --bg-secondary: #1a1a3e;
      --bg-accent: #2a2a4e;
      --text-primary: #f0f0f5;
      --text-secondary: #b0b0d0;
      --border-color: #3a3a5e;
      --button-primary: #ff6b6b;
      --button-primary-hover: #ff8080;
      --button-secondary: #4ecdc4;
      --button-secondary-hover: #5eddd4;
      --accent-1: #ffd93d;
      --accent-2: #6bcf7f;
      --accent-3: #a78bfa;
      --accent-4: #f472b6;
      --shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
      --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
    }

    body {
      font-family: 'Fredoka', sans-serif;
      background-color: var(--bg-primary);
      color: var(--text-primary);
      transition: background-color 0.3s ease, color 0.3s ease;
      min-height: 100vh;
      overflow-x: hidden;
    }

    /* Animated gradient background */
    .animated-bg {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(135deg, 
        var(--bg-secondary) 0%, 
        var(--bg-primary) 50%, 
        var(--bg-accent) 100%);
      z-index: -1;
      animation: gradientShift 15s ease infinite;
    }

    @keyframes gradientShift {
      0%, 100% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
    }

    body.dark-mode .animated-bg {
      background: linear-gradient(135deg, 
        #1a1a3e 0%, 
        #0f0f23 50%, 
        #2a2a4e 100%);
    }

    /* Main container */
    .container {
      max-width: 600px;
      margin: 0 auto;
      padding: 20px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
    }

    /* Header section */
    .header {
      text-align: center;
      margin-bottom: 40px;
      animation: slideDown 0.6s ease;
    }

    @keyframes slideDown {
      from {
        opacity: 0;
        transform: translateY(-30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .title {
      font-family: 'Poppins', sans-serif;
      font-size: 2.5rem;
      font-weight: 800;
      margin-bottom: 10px;
      background: linear-gradient(135deg, var(--button-primary), var(--accent-4));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -1px;
    }

    .subtitle {
      font-size: 1.1rem;
      color: var(--text-secondary);
      font-weight: 500;
    }

    /* Command display card */
    .command-card {
      background: var(--bg-primary);
      border-radius: 30px;
      padding: 40px 30px;
      margin-bottom: 30px;
      box-shadow: var(--shadow-lg);
      border: 2px solid var(--border-color);
      min-height: 200px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
      position: relative;
      overflow: hidden;
    }

    @keyframes popIn {
      0% {
        opacity: 0;
        transform: scale(0.8) rotateX(-10deg);
      }
      100% {
        opacity: 1;
        transform: scale(1) rotateX(0);
      }
    }

    .command-card::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -50%;
      width: 200px;
      height: 200px;
      background: radial-gradient(circle, var(--accent-1) 0%, transparent 70%);
      opacity: 0.1;
      border-radius: 50%;
      animation: float 6s ease-in-out infinite;
    }

    @keyframes float {
      0%, 100% { transform: translate(0, 0); }
      50% { transform: translate(30px, -30px); }
    }

    .command-label {
      font-size: 0.9rem;
      color: var(--text-secondary);
      text-transform: uppercase;
      letter-spacing: 2px;
      font-weight: 600;
      margin-bottom: 15px;
      opacity: 0.8;
    }

    .command-text {
      font-family: 'Poppins', sans-serif;
      font-size: 1.8rem;
      font-weight: 700;
      text-align: center;
      color: var(--text-primary);
      line-height: 1.4;
      position: relative;
      z-index: 1;
      word-break: break-word;
    }

    /* Button styles */
    .button-container {
      display: flex;
      gap: 15px;
      flex-wrap: wrap;
      justify-content: center;
      margin-bottom: 30px;
    }

    .btn {
      font-family: 'Poppins', sans-serif;
      padding: 16px 40px;
      font-size: 1.1rem;
      font-weight: 700;
      border: none;
      border-radius: 20px;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
      box-shadow: var(--shadow);
      text-transform: uppercase;
      letter-spacing: 1px;
      position: relative;
      overflow: hidden;
    }

    .btn::before {
      content: '';
      position: absolute;
      top: 0;
      left: -100%;
      width: 100%;
      height: 100%;
      background: rgba(255, 255, 255, 0.2);
      transition: left 0.3s ease;
    }

    .btn:hover::before {
      left: 100%;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--button-primary), var(--accent-4));
      color: white;
      min-width: 200px;
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    }

    .btn-primary:active {
      transform: translateY(-1px);
    }

    .btn-secondary {
      background: var(--button-secondary);
      color: white;
    }

    .btn-secondary:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 25px rgba(78, 205, 196, 0.4);
    }

    .btn-secondary:active {
      transform: translateY(-1px);
    }

    .btn-theme {
      background: var(--bg-secondary);
      color: var(--text-primary);
      border: 2px solid var(--border-color);
      padding: 12px 20px;
      min-width: auto;
    }

    .btn-theme:hover {
      background: var(--border-color);
      transform: scale(1.05);
    }

    /* Theme toggle */
    .theme-toggle {
      position: fixed;
      top: 20px;
      right: 20px;
      z-index: 100;
    }

    .theme-icon {
      font-size: 1.5rem;
    }

    /* Counter section */
    .counter {
      font-size: 1rem;
      color: var(--text-secondary);
      margin-top: 20px;
      font-weight: 600;
    }

    .counter-number {
      color: var(--button-primary);
      font-weight: 800;
      font-size: 1.2rem;
    }

    /* Emoji decorations */
    .emoji-decoration {
      font-size: 2rem;
      margin: 0 5px;
      display: inline-block;
      animation: bounce 2s ease-in-out infinite;
    }

    @keyframes bounce {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-10px); }
    }

    .emoji-decoration:nth-child(1) { animation-delay: 0s; }
    .emoji-decoration:nth-child(2) { animation-delay: 0.2s; }
    .emoji-decoration:nth-child(3) { animation-delay: 0.4s; }

    /* Responsive design */
    @media (max-width: 600px) {
      .container {
        padding: 15px;
      }

      .title {
        font-size: 2rem;
      }

      .subtitle {
        font-size: 1rem;
      }

      .command-card {
        padding: 30px 20px;
        min-height: 150px;
      }

      .command-text {
        font-size: 1.5rem;
      }

      .btn {
        padding: 14px 30px;
        font-size: 1rem;
        min-width: 150px;
      }

      .btn-primary {
        min-width: 100%;
      }

      .button-container {
        flex-direction: column;
      }

      .theme-toggle {
        top: 15px;
        right: 15px;
      }
    }

    /* Loading animation */
    .loading {
      display: inline-block;
      width: 20px;
      height: 20px;
      border: 3px solid var(--border-color);
      border-radius: 50%;
      border-top-color: var(--button-primary);
      animation: spin 1s linear infinite;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    /* Accessibility */
    .btn:focus-visible {
      outline: 3px solid var(--accent-3);
      outline-offset: 2px;
    }

    /* Confetti effect */
    .confetti {
      position: fixed;
      pointer-events: none;
      z-index: 50;
    }

    .confetti-piece {
      position: absolute;
      width: 10px;
      height: 10px;
      background: var(--accent-1);
      border-radius: 50%;
      animation: confettiFall 3s ease-out forwards;
    }

    @keyframes confettiFall {
      to {
        transform: translateY(100vh) rotateZ(360deg);
        opacity: 0;
      }
    }

    /* Pulse effect for new command */
    .pulse {
      animation: pulse 0.6s ease-out;
    }

    @keyframes pulse {
      0% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.7);
      }
      70% {
        box-shadow: 0 0 0 20px rgba(255, 107, 107, 0);
      }
      100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
      }
    }