* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    :root {
      /* RouteSpark Brand Colors */
      --primary: #00796B;
      --primary-light: #80CBC4;
      --primary-dark: #004D40;
      --primary-glow: rgba(0, 121, 107, 0.3);
      
      --bg-primary: #1E1E1E;
      --bg-card: #242424;
      
      --text-primary: #FFFFFF;
      --text-secondary: #B0BEC5;
      
      --border: rgba(255, 255, 255, 0.08);
      --success: #81C784;
    }
    
    body {
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      background: var(--bg-primary);
      color: var(--text-primary);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 2rem;
      position: relative;
      overflow-x: hidden;
      overflow-y: auto;
    }
    
    /* Animated background */
    body::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: 
        radial-gradient(ellipse at 20% 20%, var(--primary-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(128, 203, 196, 0.15) 0%, transparent 50%);
      animation: drift 20s ease-in-out infinite;
      z-index: -1;
    }
    
    @keyframes drift {
      0%, 100% { transform: translate(0, 0) rotate(0deg); }
      50% { transform: translate(-2%, 2%) rotate(1deg); }
    }
    
    .container {
      max-width: 600px;
      text-align: center;
      animation: fadeIn 0.8s ease-out;
    }
    
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(20px); }
      to { opacity: 1; transform: translateY(0); }
    }
    
    .logo {
      width: 80px;
      height: 80px;
      margin-bottom: 1.5rem;
    }
    
    h1 {
      font-size: 3rem;
      font-weight: 700;
      margin-bottom: 0.5rem;
      background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    
    .tagline-container {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      margin-bottom: 0.75rem;
    }

    .tagline-accent {
      width: 32px;
      height: 1px;
      background: rgba(255, 255, 255, 0.4);
    }

    .tagline {
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.85);
      font-weight: 300;
      letter-spacing: 0.15em;
      text-transform: uppercase;
    }

    .subtagline {
      font-size: 1.1rem;
      color: var(--text-secondary);
      margin-bottom: 2rem;
      font-weight: 400;
    }
    
    .card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 16px;
      padding: 2rem;
      margin-bottom: 2rem;
      backdrop-filter: blur(10px);
    }
    
    .status {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(129, 199, 132, 0.1);
      border: 1px solid rgba(129, 199, 132, 0.3);
      color: var(--success);
      padding: 0.5rem 1rem;
      border-radius: 999px;
      font-size: 0.875rem;
      font-weight: 500;
      margin-bottom: 1.5rem;
    }
    
    .status::before {
      content: '';
      width: 8px;
      height: 8px;
      background: var(--success);
      border-radius: 50%;
      animation: blink 1.5s ease-in-out infinite;
    }
    
    @keyframes blink {
      0%, 100% { opacity: 1; }
      50% { opacity: 0.5; }
    }
    
    .features {
      display: grid;
      gap: 1rem;
      text-align: left;
    }
    
    .feature {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
    }
    
    .feature-icon {
      font-size: 1.25rem;
      line-height: 1.5;
      color: var(--primary-light);
      width: 24px;
      text-align: center;
      flex-shrink: 0;
    }
    
    .feature-text {
      color: var(--text-secondary);
      font-size: 0.95rem;
      line-height: 1.5;
    }
    
    .feature-text strong {
      color: var(--text-primary);
    }
    
    .cta-buttons {
      display: flex;
      gap: 1rem;
      justify-content: center;
      flex-wrap: wrap;
    }
    
    .cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 1rem 1.75rem;
      border-radius: 12px;
      border: 3px solid var(--primary);
      background: var(--bg-card);
      font-weight: 600;
      font-size: 1rem;
      color: var(--text-primary);
      text-decoration: none;
      transition: all 0.2s;
    }
    
    .cta:hover {
      background: var(--primary);
      color: white;
      transform: translateY(-2px);
    }

    .cta .icon {
      font-size: 1.1rem;
    }

    .top-nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      padding: 1rem 2rem;
      display: flex;
      justify-content: flex-end;
      z-index: 100;
    }

    .login-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 0.625rem 1.25rem;
      border-radius: 8px;
      background: var(--primary);
      color: white;
      font-weight: 500;
      font-size: 0.875rem;
      text-decoration: none;
      transition: all 0.2s;
      border: none;
    }

    .login-btn:hover {
      background: var(--primary-dark);
      transform: translateY(-1px);
    }
    
    .footer {
      margin-top: 3rem;
      display: flex;
      gap: 2rem;
      font-size: 0.875rem;
    }
    
    .footer a {
      color: var(--text-secondary);
      text-decoration: none;
      transition: color 0.2s;
    }
    
    .footer a:hover {
      color: var(--primary-light);
    }
    
    @media (max-width: 600px) {
      h1 { font-size: 2.25rem; }
      .tagline { font-size: 1rem; }
      .cta-buttons { flex-direction: column; }
      .cta { width: 100%; text-align: center; }
    }

    @media (max-height: 760px) {
      body {
        justify-content: flex-start;
      }
    }