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

  body {
    font-family: 'Prompt', sans-serif;
    background: linear-gradient(135deg, #AFD5F0 0%, #d4ecfc 40%, #f0f7ff 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
  }

  /* Decorative background circles */
  body::before,
  body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    opacity: 0.15;
    z-index: 0;
  }
  body::before {
    width: 300px;
    height: 300px;
    background: #7ab8d3;
    top: -80px;
    right: -80px;
  }
  body::after {
    width: 200px;
    height: 200px;
    background: #94c4e0;
    bottom: -60px;
    left: -60px;
  }

  .container {
    position: relative;
    z-index: 1;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.08), 0 8px 20px rgba(0,0,0,0.06);
    max-width: 440px;
    width: 100%;
    overflow: hidden;
    animation: fadeInUp 0.5s ease-out;
  }

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

  /* Top gradient header */
  .card-header {
    background: linear-gradient(145deg, #AFD5F0, #8BBDE0);
    padding: 2rem 2rem 1.5rem;
    text-align: center;
    position: relative;
  }

  .card-header::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 40px;
    background: #fff;
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  }

  .icon-circle {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.4);
  }

  .icon-circle i {
    font-size: 2rem;
    color: #fff;
  }

  .card-header h2 {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 1px 3px rgba(0,0,0,0.1);
  }

  .card-header p {
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    font-weight: 300;
    margin-top: 0.3rem;
  }

  /* Card body */
  .card-body {
    padding: 1.5rem 2rem 2rem;
  }

  .alert-info {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-left: 4px solid #AFD5F0;
    border-radius: 12px;
    color: #374151;
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
    padding: 1rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    line-height: 1.5;
  }

  .alert-info i {
    color: #6BB5D9;
    font-size: 1.3rem;
    flex-shrink: 0;
  }

  .form-group {
    margin-bottom: 1.2rem;
    width: 100%;
  }

  .form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.4rem;
  }

  .form-group label i {
    color: #94c4e0;
    margin-right: 0.3rem;
  }

  .input-wrapper {
    position: relative;
  }

  .input-wrapper i.field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94c4e0;
    font-size: 1rem;
  }

  .input-wrapper input {
    width: 100%;
    padding: 0.8rem 0.8rem 0.8rem 2.6rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    font-family: 'Prompt', sans-serif;
    background: #fafbfc;
    transition: all 0.3s ease;
    outline: none;
  }

  .input-wrapper input:focus {
    border-color: #AFD5F0;
    background: #fff;
    box-shadow: 0 0 0 4px rgba(175, 213, 240, 0.2);
  }

  .input-wrapper input::placeholder {
    color: #b0b0b0;
  }

  .btn {
    width: 100%;
    padding: 0.85rem;
    background: linear-gradient(145deg, #AFD5F0, #8BBDE0);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    font-family: 'Prompt', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 189, 224, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    user-select: none;
  }

  .btn:hover {
    background: linear-gradient(145deg, #94c4e0, #7ab8d3);
    box-shadow: 0 6px 20px rgba(139, 189, 224, 0.5);
    transform: translateY(-2px);
  }

  .btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(139, 189, 224, 0.3);
  }

  .btn.loading {
    pointer-events: none;
    opacity: 0.8;
  }

  .msg {
    margin-top: 1rem;
    text-align: center;
    font-weight: 500;
    width: 100%;
  }

  .alert {
    padding: 0.8rem 1rem;
    border-radius: 10px;
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    animation: fadeIn 0.3s ease;
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .alert-success {
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
  }

  .alert-danger {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
  }

  .back-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 1.5rem;
    color: #6BB5D9;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
  }

  .back-link:hover {
    color: #4a9bc5;
    text-decoration: none;
    transform: translateX(-3px);
  }

  .back-link i {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
  }

  .back-link:hover i {
    transform: translateX(-3px);
  }

  /* Responsive */
  @media (max-width: 480px) {
    .card-body {
      padding: 1.2rem 1.2rem 1.5rem;
    }
    .card-header {
      padding: 1.5rem 1.2rem 1.2rem;
    }
    .icon-circle {
      width: 65px;
      height: 65px;
    }
    .icon-circle i {
      font-size: 1.6rem;
    }
    .card-header h2 {
      font-size: 1.3rem;
    }
  }