:root {
  --primary: #007bff;
  --bg: #f8f9fa;
  --text: #212529;
  --card: #ffffff;
  --border: #dee2e6;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1 {
  color: var(--primary);
  margin-bottom: 20px;
  text-align: center;
}

select, button, input[type="file"] {
  padding: 10px;
  font-size: 16px;
  margin: 10px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 100%;
  max-width: 400px;
}

button {
  background-color: var(--primary);
  cursor: pointer;
  transition: background-color 0.2s;
}

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

.question-box {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-top: 20px;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.question-image {
  /* max-width: 100%;
  margin: 15px 0;
  border-radius: 8px; */

  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  width: 100%;
  max-width: 600px;
  margin: auto;
  aspect-ratio: 4 / 3; /* Mantém proporção responsiva */
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  height: auto;

  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  display: block;
  margin: auto;
}

.exit{
  /* background-color: rgba(0,0,0,0.8); */
  color:rgba(0, 0, 0, 0.5);
  font-size: 20px;
  font-weight:bold;
  margin:20px;
  padding: 12px 12px;
  position: absolute;
  top: 0;
  right:0;
}

.options label {
  display: block;
  padding: 10px;
  background-color: #f1f3f5;
  border-radius: 8px;
  margin: 8px 0;
  cursor: pointer;
  transition: background-color 0.2s;
}

.options button {
    display: block;
    padding: 10px;
    background-color: #f1f3f5;
    border-radius: 8px;
    margin: 8px 0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.options input[type="radio"] {
  margin-right: 10px;
}

.options label:hover {
  background-color: #e2e6ea;
}

.result {
  font-weight: bold;
  font-size: 1.5em;
  margin-top: 30px;
  color: var(--primary);
  text-align: center;
}

#progress, #timer {
  margin-top: 10px;
  text-align: center;
  font-weight: bold;
}

#ranking {
  margin-top: 30px;
  max-width: 600px;
  width: 100%;
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

#ranking h2 {
  color: var(--primary);
  margin-bottom: 10px;
}

#ranking ol {
  padding-left: 20px;
}

.option-btn {
    display: block;
    margin: 8px 0;
    padding: 10px;
    width: 100%;
    font-size: 16px;
    cursor: pointer;
    border: 1px solid #ccc;
    background-color: #f5f5f5;
    color: #070707;
    border-radius: 6px;
  }
  
  .option-btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
  }