:root {
  --bg: #fdf3df;
  --bg-card: #fffaf0;
  --text: #4a3826;
  --text-soft: #7a6650;
  --gold: #c9a15a;
  --gold-line: #e3c98f;
  --red: #c0392b;
  --max-width: 720px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 1.8;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px 60px;
}

header.hero {
  position: relative;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

header.hero img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-text {
  position: absolute;
  right: 6%;
  top: 50%;
  transform: translateY(-50%);
  text-align: right;
}

.hero-text h1 {
  margin: 0 0 6px;
  font-size: clamp(20px, 3.5vw, 32px);
  color: var(--text);
}

.hero-text p {
  margin: 0;
  font-size: clamp(12px, 1.6vw, 15px);
  color: var(--text-soft);
}

h2 {
  border-bottom: 2px solid var(--gold-line);
  padding-bottom: 8px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--gold-line);
  border-radius: 16px;
  padding: 24px;
  margin: 24px 0;
}

.tool-card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.tool-card:hover {
  border-color: var(--gold);
}

.tool-card .badge {
  display: inline-block;
  font-size: 12px;
  color: var(--red);
  border: 1px solid var(--red);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 8px;
}

.disclaimer {
  font-size: 13px;
  color: var(--text-soft);
  background: #f6ead0;
  border-radius: 10px;
  padding: 14px 16px;
  margin: 24px 0;
}

form.quiz fieldset {
  border: none;
  border-top: 1px dashed var(--gold-line);
  padding: 16px 0;
  margin: 0;
}

form.quiz legend {
  font-weight: bold;
  padding: 0 0 8px;
}

form.quiz label {
  display: block;
  padding: 6px 0;
  cursor: pointer;
}

label.date-label {
  display: block;
  font-weight: bold;
  margin: 20px 0 8px;
}

input[type="date"] {
  font-size: 16px;
  padding: 8px;
  border: 1px solid var(--gold-line);
  border-radius: 8px;
  background: #fff;
}

.date-select-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px 8px;
}

.date-select-row select {
  font-size: 16px;
  padding: 8px;
  border: 1px solid var(--gold-line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}

button.submit {
  display: block;
  width: 100%;
  margin-top: 24px;
  padding: 14px;
  font-size: 16px;
  font-weight: bold;
  color: #fff;
  background: var(--gold);
  border: none;
  border-radius: 999px;
  cursor: pointer;
}

button.submit:hover {
  filter: brightness(1.05);
}

#result {
  display: none;
}

#result.show {
  display: block;
}

.result-row {
  margin: 10px 0;
}

.result-row .label {
  font-size: 12px;
  color: var(--text-soft);
}

.result-row .value {
  font-size: 18px;
  font-weight: bold;
}

.action-box {
  background: #fff;
  border: 1px solid var(--gold-line);
  border-radius: 10px;
  padding: 16px;
  margin-top: 12px;
}

footer {
  text-align: center;
  font-size: 12px;
  color: var(--text-soft);
  margin-top: 40px;
}