:root {
  color-scheme: light;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #f6f8fb;
  color: #1f2937;
}

.container {
  width: min(960px, 92vw);
  margin: 24px auto 40px;
}

h1 {
  margin: 0 0 10px;
}

.description {
  margin: 0 0 20px;
}

.panel {
  background: #fff;
  border: 1px solid #d4dbe5;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}

h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

textarea {
  width: 100%;
  border: 1px solid #b8c4d7;
  border-radius: 8px;
  padding: 10px;
  font-size: 1rem;
}

.hint {
  margin: 8px 0 0;
  color: #556070;
  font-size: 0.9rem;
}

.preset-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-button {
  border: 1px solid #6782b3;
  background: #eef4ff;
  color: #1d3e75;
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

.preset-button:hover {
  background: #dfebff;
}

.reset-button {
  background: #f4f5f7;
  color: #374151;
  border-color: #b8c4d7;
}

.reset-button:hover {
  background: #e9edf3;
}

.zodiac-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.card {
  border: 1px solid #d8deea;
  border-radius: 10px;
  padding: 10px;
  background: #fcfdff;
}

.zodiac-button {
  width: 100%;
  border: 1px solid #5f7fb9;
  background: #f0f5ff;
  color: #234078;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 1rem;
  cursor: pointer;
}

.zodiac-button:hover {
  background: #e2ecff;
}


.zodiac-card .zodiac-button {
  border-color: transparent;
  color: #1f2937;
  font-weight: 700;
}

.zodiac-♈ .zodiac-button { background: #ea5552; }
.zodiac-♉ .zodiac-button { background: #fd7640; }
.zodiac-♊ .zodiac-button { background: #f7a725; }
.zodiac-♋ .zodiac-button { background: #f8ca2e; }
.zodiac-♌ .zodiac-button { background: #f4e33e; }
.zodiac-♍ .zodiac-button { background: #a1ca72; }
.zodiac-♎ .zodiac-button { background: #68b56c; }
.zodiac-♏ .zodiac-button { background: #329f9d; }
.zodiac-♐ .zodiac-button { background: #1575a5; }
.zodiac-♑ .zodiac-button { background: #7c5cc1; }
.zodiac-♒ .zodiac-button { background: #c478c9; }
.zodiac-♓ .zodiac-button { background: #f63b7c; }

.zodiac-card .zodiac-button:hover {
  filter: brightness(0.96);
}

.amount-input {
  width: 100%;
  margin-top: 8px;
  border: 1px solid #b8c4d7;
  border-radius: 6px;
  padding: 6px;
}

.used {
  margin-top: 8px;
  font-size: 0.9rem;
}

.negative {
  color: #b42318;
  font-weight: 700;
}

.shortage-list {
  margin: 0 0 10px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 6px 12px;
}

.summary-item {
  font-size: 0.92rem;
}

.summary strong {
  font-size: 1.3rem;
}


@media (max-width: 640px) {
  .container {
    width: 96vw;
  }

  .panel {
    padding: 12px;
  }

  .zodiac-button {
    padding: 8px 4px;
  }

  .card {
    padding: 8px;
  }
}