* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f0f4f8;
  color: #333;
  min-height: 100vh;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 16px;
}

h1 {
  font-size: 1.5rem;
  color: #1a5276;
  text-align: center;
  padding: 20px 0 16px;
  border-bottom: 3px solid #2a7ae2;
  margin-bottom: 20px;
}

h2 {
  font-size: 1rem;
  color: #1a5276;
  margin-bottom: 12px;
}

/* フォームセクション */
.form-section {
  background: #fff;
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #555;
}

input[type="text"],
input[type="number"],
input[type="date"],
select {
  padding: 8px 10px;
  border: 1.5px solid #d0d8e4;
  border-radius: 6px;
  font-size: 0.9rem;
  color: #333;
  background: #fafcff;
  transition: border-color 0.2s;
}

input:focus,
select:focus {
  outline: none;
  border-color: #2a7ae2;
  background: #fff;
}

.premium-input {
  display: flex;
  gap: 6px;
}

.premium-input input {
  flex: 1;
  min-width: 0;
}

.premium-input select {
  width: 70px;
  flex-shrink: 0;
}

.btn-add {
  width: 100%;
  padding: 12px;
  background: #2a7ae2;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-add:hover {
  background: #1a5fc0;
}

/* サマリーセクション */
.summary-section {
  margin-bottom: 16px;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.summary-card {
  background: #fff;
  border-radius: 10px;
  padding: 14px 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.summary-label {
  font-size: 0.75rem;
  color: #777;
}

.summary-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1a5276;
}

.alert-card {
  border: 2px solid #e67e22;
}

.alert-card .summary-value {
  color: #e67e22;
}

/* 一覧セクション */
.list-section {
  background: #fff;
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.insurance-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.empty-message {
  color: #999;
  text-align: center;
  padding: 24px 0;
  font-size: 0.9rem;
}

/* 保険カード */
.insurance-card {
  border: 1.5px solid #d0d8e4;
  border-radius: 8px;
  padding: 12px 14px;
  position: relative;
  background: #fafcff;
  transition: border-color 0.2s;
}

.insurance-card:hover {
  border-color: #2a7ae2;
}

.insurance-card.warning {
  border-color: #e67e22;
  background: #fff8f2;
}

.insurance-card.danger {
  border-color: #c0392b;
  background: #fff5f5;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.card-title {
  font-weight: 700;
  font-size: 1rem;
  color: #1a5276;
}

.card-type {
  display: inline-block;
  background: #e8f0fe;
  color: #2a7ae2;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
}

.card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  font-size: 0.85rem;
  color: #555;
}

.card-body .item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.card-body .item-label {
  font-size: 0.72rem;
  color: #888;
}

.card-body .item-value {
  font-weight: 600;
  color: #333;
}

.renew-badge {
  display: inline-block;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 12px;
  font-weight: 600;
  margin-top: 4px;
}

.renew-badge.soon {
  background: #fde9d3;
  color: #e67e22;
}

.renew-badge.expired {
  background: #fdd;
  color: #c0392b;
}

.card-memo {
  margin-top: 6px;
  font-size: 0.8rem;
  color: #777;
  font-style: italic;
}

.btn-delete {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  color: #bbb;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.btn-delete:hover {
  color: #c0392b;
  background: #fdd;
}

/* レスポンシブ */
@media (max-width: 500px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group.full-width {
    grid-column: 1;
  }

  .summary-cards {
    grid-template-columns: 1fr 1fr;
  }

  .alert-card {
    grid-column: 1 / -1;
  }

  .card-body {
    grid-template-columns: 1fr;
  }
}