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

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #eef4ff, #f8fbff);
  color: #1f2937;
  line-height: 1.5;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 30px 20px 60px;
}

.top-bar {
  text-align: center;
  margin-bottom: 25px;
}

.top-bar h1 {
  font-size: 36px;
  color: #0f172a;
  margin-bottom: 8px;
}

.top-bar p {
  color: #475569;
  font-size: 16px;
}

.quiz-wrapper {
  width: 100%;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
  border: 1px solid #e5e7eb;
}

.card h2 {
  margin-bottom: 18px;
  color: #111827;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.field label {
  display: block;
  font-weight: bold;
  margin-bottom: 8px;
  color: #334155;
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  font-size: 15px;
  outline: none;
}

.field input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.quiz-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  background: #dbeafe;
  color: #1d4ed8;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: bold;
}

.question {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 16px;
}

.question p {
  font-weight: bold;
  margin-bottom: 12px;
  color: #0f172a;
}

.option {
  display: block;
  background: #ffffff;
  border: 1px solid #dbe2ea;
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: 0.2s ease;
}

.option:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}

.option input {
  margin-right: 10px;
}

.action-bar {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 10px;
}

.submit-btn,
.reset-btn {
  border: none;
  padding: 14px 26px;
  font-size: 16px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: bold;
  transition: 0.2s ease;
}

.submit-btn {
  background: #2563eb;
  color: white;
}

.submit-btn:hover {
  background: #1d4ed8;
}

.reset-btn {
  background: #e5e7eb;
  color: #111827;
}

.reset-btn:hover {
  background: #d1d5db;
}

.message-box,
.result-box {
  max-width: 700px;
  margin: 20px auto 0;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  padding: 14px 18px;
  border-radius: 12px;
  display: none;
}

.message-box.success {
  display: block;
  background: #dcfce7;
  color: #166534;
  border: 1px solid #86efac;
}

.message-box.error {
  display: block;
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.result-box.show {
  display: block;
  background: #eff6ff;
  color: #1e3a8a;
  border: 1px solid #93c5fd;
}

@media (max-width: 768px) {
  .top-bar h1 {
    font-size: 28px;
  }

  .card {
    padding: 18px;
  }
}