:root {
      /* Emerald theme colors */
      --primary: #10b981;
      --primary-dark: #059669;
      --accent: #10b981;
      --accent-light: #34d399;

      /* Typography */
      --font-hero: normal normal 700 1em "Inter", -apple-system, BlinkMacSystemFont, Segoe UI, Helvetica, Arial, sans-serif;
      --fontSize-hero: calc(68px * var(--fontScaleFactor));
      --fontSize-subtitle: max(calc(22px * var(--fontScaleFactor)), 16px);
      --fontSize-subheading: max(calc(22px * var(--fontScaleFactor)), 16px);
      --fontScaleFactor: 1;
      --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

      /* Text colors */
      --text: #f3f4f6;
      --text-muted: #9ca3af;

      /* Buttons */
      --btn-bg: #ffffff;
      --btn-hover: #edf2f7;

      /* Badges */
      --badge-bg: #10b981;
      --badge-text: #ffffff;
    }

  html,body{
    height:100%;
    font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #030712 0%, #0f1419 100%);
    color:#f3f4f6;
  }
  /* .auth-shell{display:grid;place-items:center;min-height:100%;padding:4rem 1rem;} */
  .auth-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center; /* vertical center */
  min-height: 100vh;       /* full viewport height */
}
  .brand{display:flex;align-items:center;gap:.6rem;font-weight:800;}
  .brand .dot{width:.8rem;height:.8rem;border-radius:999px;background:var(--accent);box-shadow:0 0 32px rgba(124,58,237,.55)}
  .v-card{width:min(520px,100%);background: rgba(255, 255, 255, 0.02);border:1px solid rgba(255,255,255,.06);border-radius:20px;overflow:hidden;box-shadow:0 12px 60px rgba(0,0,0,.55);}
  .card-pad{padding:2rem;}
  .card-vibe{width:min(980px,100%);background: rgba(255, 255, 255, 0.02);border-radius:20px;overflow:hidden;box-shadow:0 12px 60px rgba(0,0,0,.55);}
  /* .hero{padding:2.25rem;border-bottom:1px solid rgba(255,255,255,.06);} */
  .headline{font:var(--font-hero);font-size:var(--fontSize-hero);line-height:1.15;margin:.75rem 0 .5rem}
  .paint{position:relative;display:inline-block}
  .paint:after{content:"";position:absolute;left:-4px;right:-4px;bottom:0;height:.55em;background:#10b981;opacity:.5;z-index:-1;}
  .subhead{color:var(--text-muted);font-size:var(--fontSize-subtitle)}
  .form-pane{padding:2rem;}
  .btn-github{ --bs-btn-color:var(--text); --bs-btn-bg:#161b22; --bs-btn-border-color:#30363d; --bs-btn-hover-bg:#0d1117; --bs-btn-hover-border-color:#30363d; font-weight:600 }
  .btn-primary-vibe{ background: linear-gradient(45deg, #10b981, #059669);border-color:#10b981;color:#fff;font-weight:700;box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);}
  .btn-primary-vibe:hover{background:linear-gradient(45deg, #059669, #047857);box-shadow: 0 0 25px rgba(16, 185, 129, 0.5);}
  .form-control{background:#0e131a;border-color:#1f2630;color:var(--text)}
  .form-control:focus{border-color:#10b981;box-shadow:0 0 0 .25rem rgba(16,185,129,.25)}
  .divider{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;color:var(--text-muted);font-weight:600}
  .divider::before,.divider::after{content:"";height:1px;background:rgba(255,255,255,.08)}
  .footer-mini{color:var(--text-muted);font-size:.85rem}

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

  /* body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
      line-height: 1.6;
          color: #333;
          background: linear-gradient(135deg, #0f1419 0%, #1a2332 100%);
          min-height: 100vh;
      } */
    
  /* .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
  } */
    
  /* Header */
header {
    background: rgba(15, 20, 25, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
    
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
  
  .logo {
      font-size: 1rem;
      font-weight: 700;
      color: #00d4ff;
      text-decoration: none;
      width: 170px;
  }
  
  .nav-links {
      display: flex;
      gap: 2rem;
      list-style: none;
  }
    
  .nav-links a {
      color: #e1e8ed;
      text-decoration: none;
      transition: color 0.3s ease;
  }
  
  .nav-links a:hover {
      color: #10b981;
  }
  
  .cta-button {
      background: linear-gradient(45deg, #10b981, #059669);
      color: white;
      padding: 0.8rem 1.5rem;
      border: none;
      border-radius: 12px;
      text-decoration: none;
      font-weight: 600;
      transition: all 0.3s ease;
      cursor: pointer;
      box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
  }

  .cta-button:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 30px rgba(16, 185, 129, 0.5);
  }
  
  /* Hero Section */
  .hero {
      margin-top: 80px;
      /* padding: 4rem 0 6rem; */
      text-align: center;
      /* background: linear-gradient(135deg, #0f1419 0%, #1a2332 100%); */
  }
    
  .hero h1 {
      font-size: 3.5rem;
      font-weight: 700;
      color: white;
      margin-bottom: 1rem;
      line-height: 1.2;
  }
    
  .hero .tagline {
      font-size: 1.3rem;
      color: #10b981;
      margin-bottom: 1.5rem;
      font-weight: 500;
  }
  
  .hero .subtitle {
      font-size: 1.2rem;
      color: #a0aec0;
      margin-bottom: 2.5rem;
      max-width: 600px;
      margin-left: auto;
      margin-right: auto;
  }
    
  .ccr-badge {
      display: inline-block;
      background: linear-gradient(45deg, #ff6b6b, #ee5a52);
      color: white;
      padding: 0.5rem 1rem;
      border-radius: 25px;
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 2rem;
      animation: pulse 2s infinite;
  }
    
  @keyframes pulse {
      0% { transform: scale(1); }
      50% { transform: scale(1.05); }
      100% { transform: scale(1); }
  }
  
  /* Problem/Solution Section */
  .problem-solution {
      padding: 4rem 0;
      background: rgba(255, 255, 255, 0.02);
  }
  
  .section-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: center;
  }
    
  .problem, .solution {
      padding: 2rem;
      border-radius: 12px;
  }
    
  .problem {
      background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(238, 90, 82, 0.1));
      border: 1px solid rgba(255, 107, 107, 0.2);
  }
  
  .solution {
      background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
      border: 1px solid rgba(16, 185, 129, 0.2);
  }
  
  .problem h2, .solution h2 {
      color: white;
      font-size: 1.8rem;
      margin-bottom: 1rem;
  }
  
  .problem p, .solution p {
      color: #a0aec0;
      font-size: 1.1rem;
      margin-bottom: 1.5rem;
  }
  
  /* Features Section */
  .features {
      padding: 4rem 0;
      background: #0f1419;
  }
  
  .features h2 {
      text-align: center;
      color: white;
      font-size: 2.5rem;
      margin-bottom: 3rem;
  }
    
  .features-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 2rem;
  }
  
  .feature-card {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 2rem;
      border-radius: 12px;
      transition: all 0.3s ease;
  }
  
  .feature-card:hover {
      transform: translateY(-5px);
      background: rgba(16, 185, 129, 0.05);
      border-color: rgba(16, 185, 129, 0.2);
  }

  .feature-icon {
      width: 48px;
      height: 48px;
      background: linear-gradient(45deg, #10b981, #059669);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1rem;
      font-size: 1.5rem;
      box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
  }
  
  .feature-card h3 {
      color: white;
      font-size: 1.3rem;
      margin-bottom: 0.8rem;
  }
  
  .feature-card p {
      color: #a0aec0;
      line-height: 1.6;
  }
  
  /* CTA Section */
  .final-cta {
      padding: 4rem 0;
      background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
      text-align: center;
  }
  
  .final-cta h2 {
      color: white;
      font-size: 2.2rem;
      margin-bottom: 1rem;
  }
  
  .final-cta p {
      color: #a0aec0;
      font-size: 1.2rem;
      margin-bottom: 2rem;
  }
  
  .cta-large {
      background: linear-gradient(45deg, #10b981, #059669);
      color: white;
      padding: 1.2rem 2.5rem;
      border: none;
      border-radius: 12px;
      font-size: 1.1rem;
      font-weight: 600;
      text-decoration: none;
      display: inline-block;
      transition: all 0.3s ease;
      box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
  }

  .cta-large:hover {
      transform: translateY(-3px);
      box-shadow: 0 0 35px rgba(16, 185, 129, 0.5);
  }
  
  /* Footer */
  footer {
      background: #0a0f14;
      padding: 2rem 0;
      text-align: center;
      color: #666;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  /* Responsive */
  @media (max-width: 768px) {
      .hero h1 {
          font-size: 2.5rem;
      }
      
      .section-grid {
          grid-template-columns: 1fr;
          gap: 2rem;
      }
      
      .nav-links {
          display: none;
      }
  }
.paint {
  background: linear-gradient(120deg, #10b981, #34d399);
  padding: 0 6px;
  border-radius: 4px;
  color: #fff;
  display: inline-block;
  background-clip: padding-box;
}