:root {
  --bg: #f4f5f7;
  --card-bg: #ffffff;
  --text: #1f2430;
  --muted: #6b7280;
  --border: #d9dce1;
  --accent: #3b5bfd;
  --accent-hover: #2c46d9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 520px;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  padding: 32px;
}

h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.subtitle {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 0.9rem;
}

.field {
  margin-bottom: 16px;
  flex: 1;
}

.row {
  display: flex;
  gap: 12px;
}

.row .field {
  min-width: 0;
}

label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

input,
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--text);
  background: #fff;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 91, 253, 0.15);
}

button {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

button:hover {
  background: var(--accent-hover);
}

.result {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.result h2 {
  font-size: 1.1rem;
  margin: 0 0 12px;
}

#result-list {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 6px 16px;
  margin: 0;
}

#result-list dt {
  font-weight: 600;
  color: var(--muted);
}

#result-list dd {
  margin: 0;
}

@media (max-width: 480px) {
  .row {
    flex-direction: column;
    gap: 0;
  }
}