:root {
  color-scheme: light;
  font-family: "Inter", system-ui, sans-serif;
  background: #f5f5f7;
  color: #1c1c1e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px 16px;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

.header {
  text-align: center;
}

.subtitle {
  margin-top: 4px;
  color: #555770;
}

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(28, 28, 30, 0.08);
}

.hidden {
  display: none;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  padding: 10px 12px;
  border: 1px solid #d6d7e1;
  border-radius: 10px;
  font-size: 15px;
}

.button {
  background: #2f54eb;
  color: #ffffff;
  border: none;
  padding: 12px 16px;
  font-size: 15px;
  border-radius: 10px;
  cursor: pointer;
  width: 100%;
}

.button-secondary {
  background: #f0f0f5;
  color: #2f54eb;
}

.summary {
  background: #f8f8fb;
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0;
}

.notice {
  color: #1b5e20;
  font-weight: 600;
}

.error {
  color: #d32f2f;
  font-weight: 600;
}

.file-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: #2d2d2d;
}

small {
  color: #6d6d7a;
}