:root {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
  margin: 0;
  background: #f5f7fb;
  color: #0f172a;
  line-height: 1.7;
}

.lka-hero .container,
.lka-main .container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

.lka-hero {
  background: linear-gradient(120deg, #9333ea, #0ea5e9);
  color: #fff;
  padding: 48px 0;
  text-align: center;
}

.lka-main {
  padding: 36px 0 52px;
}

.lka-tool-card {
  background: #fff;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
}

.lka-inputs {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lka-inputs input,
.lka-inputs textarea {
  border-radius: 14px;
  border: 1px solid #e8d5ff;
  padding: 10px 12px;
  font-size: 1rem;
}

.lka-inputs textarea {
  resize: vertical;
}

.lka-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.lka-stats > div {
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 16px;
  background: #f9fafb;
}

#lka-keyword-stats {
  margin: 8px 0 0;
  padding-left: 18px;
}