* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: #f6f7fb;
  color: #1f2430;
}

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

.hero {
  margin-bottom: 24px;
}

.hero h1 {
  margin-bottom: 8px;
  font-size: 32px;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 25px rgba(31, 36, 48, 0.08);
  margin-bottom: 24px;
}

form .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
}

input,
select,
textarea {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #d8dbe3;
  font-size: 14px;
}

textarea {
  resize: vertical;
}

.full {
  grid-column: 1 / -1;
}

.primary {
  padding: 12px 20px;
  border: none;
  border-radius: 10px;
  background: #4c6fff;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.muted {
  color: #667085;
}

.hidden {
  display: none;
}

.error {
  color: #d92d20;
}

.result-block + .result-block {
  margin-top: 20px;
}

.method {
  background: #f6f7fb;
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 12px;
}

.method-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.method-meta {
  margin-top: 8px;
  background: #eef0f7;
  padding: 8px;
  border-radius: 8px;
  font-size: 12px;
  overflow-x: auto;
}

.disclaimer {
  margin-top: 16px;
  font-size: 12px;
  color: #98a2b3;
}

@media (max-width: 768px) {
  .page {
    padding: 24px 16px 48px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .card {
    padding: 18px;
  }

  form .grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .primary {
    width: 100%;
  }

  input,
  select,
  textarea {
    font-size: 16px;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 22px;
  }

  .card {
    padding: 16px;
  }
}