:root {
  --bg: #fff7fa;
  --card: #ffffff;
  --text: #202124;
  --muted: #69707a;
  --pink: #ff8fb3;
  --pink-2: #ffd8e6;
  --pink-3: #fff0f5;
  --border: #f1d3df;
  --danger: #dc2626;
  --danger-bg: #fee2e2;
  --shadow: 0 12px 30px rgba(255, 143, 179, 0.18);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg), #fff);
}
#app {
  max-width: 430px;
  min-height: 100vh;
  margin: 0 auto;
  padding: env(safe-area-inset-top) 16px 92px;
}
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0 10px;
}
h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.02em;
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}
.version-badge {
  font-size: 13px;
  background: var(--pink-2);
  color: #d83d73;
  padding: 3px 8px;
  border-radius: 999px;
  font-weight: 900;
}
#yearLabel {
  margin: 4px 0 0;
  color: var(--muted);
  font-weight: 600;
}
.icon-btn, .text-btn, .ghost-btn, .primary-btn, .secondary-btn, .danger-btn, .bottom-nav button {
  font: inherit;
  border: 0;
  cursor: pointer;
}
.icon-btn {
  background: var(--card);
  border-radius: 999px;
  width: 42px;
  height: 42px;
  box-shadow: var(--shadow);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 14px 0;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 12px 8px;
  text-align: center;
  box-shadow: var(--shadow);
}
.stat-card span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
}
.stat-card strong {
  display: block;
  font-size: 23px;
  margin-top: 5px;
}
.stat-card small {
  font-size: 11px;
  color: var(--muted);
}
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 14px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.section-title h2 {
  margin: 0;
  font-size: 18px;
}
.text-btn {
  color: #e85d8a;
  background: transparent;
  font-weight: 700;
}
.ranking-list, .event-list, .contact-list { display: grid; gap: 10px; }
.rank-card, .event-card, .contact-card {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border-radius: 16px;
  background: var(--pink-3);
  border: 1px solid var(--border);
}
.rank-card { grid-template-columns: 34px 1fr auto; }
.thumb {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 13px;
  background: var(--pink-2);
}
.card-title { font-weight: 800; margin-bottom: 2px; }
.card-sub { color: var(--muted); font-size: 12px; line-height: 1.35; }
.amount { font-weight: 800; white-space: nowrap; }
.quick-actions { display: grid; gap: 10px; margin: 18px 0; }
.primary-btn, .secondary-btn, .danger-btn {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 800;
}
.primary-btn {
  background: linear-gradient(135deg, #ff8fb3, #ffb4cc);
  color: #fff;
}
.secondary-btn {
  background: #fff;
  color: #e85d8a;
  border: 1px solid var(--border);
}
.danger-btn {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid #fecaca;
}
.bottom-nav {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: min(430px, 100%);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(18px);
  border-top: 1px solid var(--border);
}
.bottom-nav button {
  background: transparent;
  padding: 8px 0;
  border-radius: 12px;
  color: var(--muted);
  font-weight: 800;
}
.bottom-nav button.active { background: var(--pink-2); color: #d83d73; }
dialog {
  width: min(410px, calc(100% - 24px));
  border: 0;
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 18px 70px rgba(0,0,0,.25);
}
dialog::backdrop { background: rgba(0,0,0,.35); }
dialog h2 { margin: 0 0 14px; }
label {
  display: grid;
  gap: 6px;
  margin: 10px 0;
  font-weight: 800;
  color: var(--muted);
  font-size: 13px;
}
input, select, textarea {
  width: 100%;
  font: inherit;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
}
textarea { min-height: 80px; resize: vertical; }
.dialog-actions { display: flex; gap: 10px; margin-top: 14px; }
.ghost-btn {
  background: #f3f4f6;
  border-radius: 14px;
  padding: 12px 14px;
  flex: 1;
  font-weight: 800;
}
.dialog-actions .primary-btn,
.dialog-actions .secondary-btn,
.dialog-actions .danger-btn { flex: 1; }
.empty { text-align: center; color: var(--muted); padding: 20px 8px; }
.detail-photo { width: 100%; border-radius: 18px; margin: 10px 0; }
.detail-row { padding: 9px 0; border-bottom: 1px solid var(--border); }
.detail-row strong { display: block; font-size: 12px; color: var(--muted); }
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--pink-2);
  color: #c72f67;
  font-size: 12px;
  font-weight: 800;
}
.detail-toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 14px 0;
}

.history-select {
  margin: 0 0 4px;
  background: var(--pink-3);
  color: var(--muted);
}