* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
    position: relative;
  }
  
body {
  background: linear-gradient(135deg, #e0f7fa, #e1bee7);
  color: #1f2937;
  font-family: 'Inter', sans-serif;
  display: flex;
  min-height: 100vh;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.container {
  display: flex;
  width: 90%;
  max-width: 1200px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
  border-radius: 20px;
  overflow: hidden;
  background: #ffffff;
  animation: fadeIn 1s ease-in-out;
  transition: transform 0.4s;
}

.container:hover {
  transform: scale(1.02);
}

.sidebar {
  width: 50%;
  padding: 40px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  color: #f9fafb;
  border-right: 2px solid rgba(255, 255, 255, 0.1);
}

.instructions {
  width: 50%;
  padding: 50px;
  background: #f9fafb;
  border-left: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: 0 20px 20px 0;
  box-shadow: inset 0 4px 15px rgba(0, 0, 0, 0.1);
}

.instructions strong {
  color: #000000;
}
.instructions p {
  color: ffffff;
  margin-top: 10px;
}


h1 {
  text-align: center;
  margin-bottom: 20px;
  color: #ffffff;
  font-size: 34px;
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
  animation: slideIn 1s ease-in-out;
}

h2 {
  margin-bottom: 10px;
  color: #4f46e5;
  font-size: 26px;
  text-decoration: underline;
  font-weight: 600;
}

ul {
  list-style-type: disc;
  margin-left: 20px;
  color: #4f46e5;
  font-size: 16px;
  line-height: 1.6;
}

input {
  width: 100%;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.8);
  transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus {
  outline: none;
  border-color: #6366f1;
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.5);
}

button {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, #4ade80, #22c55e);
  color: #ffffff;
  font-size: 18px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

button:hover {
  background: #3b38c4;
  transform: translateY(-4px);
}

.alert {
  background: #f87171;
  color: #f9fafb;
  padding: 14px;
  margin-bottom: 16px;
  border-radius: 12px;
  display: none;
}

.progress-bar {
  width: 0;
  height: 20px;
  background: linear-gradient(135deg, #4ade80, #22c55e);
  border-radius: 10px;
  margin-top: 10px;
  transition: width 0.5s;
  display: none;
}

.result {
  margin-top: 20px;
  padding: 20px;
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  display: none;
}

.metric {
  margin: 16px 0;
  font-weight: 500;
  color: #4f46e5;
}

/* Alt bilgi kısmı */
    footer {
      position: absolute;
      bottom: 20px;
      text-align: center;
      font-size: 1rem;
      color: black;
    }

    footer a {
 
      text-decoration: none;
      font-weight: bold;
    }

    footer a:hover {
      text-decoration: underline;
    }

.radio-group {
  display: flex;
  justify-content: space-between;
  margin-bottom: 16px;
}

.radio-group label {
  font-size: 16px;
  color: #ffffff;
}

.button-container {
    display: flex; 
    justify-content: center; 
    margin-top: 20px; 
}

.contact-button {
    padding: 10px 15px;
    background-color: #4f46e5;
    color: white; 
    border: none; 
    border-radius: 5px;
    cursor: pointer; 
    font-size: 14px; 
    max-width: 120px; 
    text-align: center; 
}

.contact-button:hover {
    background-color: #3b38c4; 
}

.suggestions-button {
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    padding: 5px 5px;
    cursor: pointer;
    margin: 10px auto;
    font-size: 14px;
    width: 152px;
    display: block;
}

.suggestions-button:hover {
    background-color: #0056b3;
}


#blur-background {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(25px) brightness(0.75);
    z-index: 999;
}

#info-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 420px;
    max-width: 90%;
    border-radius: 24px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    backdrop-filter: blur(10px);
    padding: 30px;
    text-align: center;
    z-index: 1000;
}

.info-box {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 16px;
    padding: 25px;
    margin: 20px 0;
    display: none;
    transition: opacity 0.5s ease, transform 0.5s ease;
    transform: translateY(20px);
}

.info-box.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.button {
    margin-top: 25px;
}

.text {
    margin-bottom: 25px; 
}

@media (max-width: 768px) {
  .container {
    flex-direction: column; 
    width: 95%; 
    max-width: 100%; 
    padding: 10px; 
  }

  .sidebar, .instructions {
    width: 100%; 
    border-right: none;
    border-left: none; 
    padding: 20px; 
  }

  h1 {
    font-size: 28px; 
  }

  h2 {
    font-size: 22px; 
  }

  ul {
    font-size: 14px; 
  }

  input, button {
    font-size: 14px; 
    padding: 12px; 
  }

  .metric {
    font-size: 14px; 
  }
  footer  {
    font-size: 0.7rem;
  }
}






@media (max-width: 480px) {
  h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px; 
  }

  input, button {
    font-size: 12px;
    padding: 10px; 
  }

  .metric {
    font-size: 12px; 
  }

  #info-container {
    width: 90%; 
    padding: 10px; 
  }

  .info-box {
    padding: 15px; 
    margin: 10px 0;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}