* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --gold: #c8971f;
  --gold-dark: #a67c14;
  --bg: #fffaf0;
  --card: #ffffff;
  --text: #333;
  --muted: #888;
  --line: #eee2c8;
}
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", Meiryo, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: calc(64px + env(safe-area-inset-bottom));
}
#app { max-width: 560px; margin: 0 auto; padding: 16px; }
.loading { text-align: center; color: var(--muted); padding: 48px 0; }
.hidden { display: none !important; }

h1 { font-size: 20px; color: var(--gold-dark); margin: 8px 0 16px; }
h2 { font-size: 16px; margin: 20px 0 8px; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px; margin-bottom: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.balance-row { display: flex; gap: 12px; }
.balance-row .card { flex: 1; text-align: center; margin-bottom: 12px; }
.balance-label { font-size: 12px; color: var(--muted); }
.balance-value { font-size: 28px; font-weight: 700; color: var(--gold-dark); margin-top: 4px; }
.balance-value small { font-size: 13px; font-weight: 400; color: var(--muted); }
.balance-note { font-size: 11px; color: var(--muted); margin-top: 4px; }

button.primary {
  display: block; width: 100%; padding: 14px; border: none; border-radius: 12px;
  background: var(--gold); color: #fff; font-size: 16px; font-weight: 700; cursor: pointer;
}
button.primary:disabled { background: #d8c89a; }
button.ghost {
  display: block; width: 100%; padding: 12px; border: 1px solid var(--gold); border-radius: 12px;
  background: transparent; color: var(--gold-dark); font-size: 14px; cursor: pointer;
}

input, textarea, select {
  width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 10px;
  font-size: 16px; background: #fff; font-family: inherit;
}
textarea { min-height: 80px; resize: vertical; }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }

.member-list { max-height: 40vh; overflow-y: auto; border: 1px solid #ddd; border-radius: 10px; background:#fff; }
.member-list div { padding: 12px; border-bottom: 1px solid #f0f0f0; cursor: pointer; }
.member-list div.sel { background: #fdf3d7; font-weight: 700; }

.presets { display: flex; gap: 8px; margin-top: 8px; }
.presets button {
  flex: 1; padding: 10px 0; border: 1px solid var(--gold); border-radius: 10px;
  background: #fff; color: var(--gold-dark); font-size: 15px; cursor: pointer;
}
.presets button.sel { background: var(--gold); color: #fff; }

.tl-item { padding: 12px 0; border-bottom: 1px solid var(--line); }
.tl-head { font-size: 14px; }
.tl-head b { color: var(--gold-dark); }
.tl-msg { font-size: 14px; margin-top: 4px; background: #faf5e6; border-radius: 8px; padding: 8px 10px; }
.tl-ts { font-size: 11px; color: var(--muted); margin-top: 4px; }
.amount-plus { color: #1a7f37; font-weight: 700; }
.amount-minus { color: #b35900; font-weight: 700; }

.notice { background: #fdf3d7; border: 1px solid var(--gold); border-radius: 10px; padding: 12px; font-size: 13px; margin-bottom: 12px; }
.error { color: #c0392b; font-size: 14px; margin: 8px 0; }
.success-big { text-align: center; padding: 40px 0; }
.success-big .coin { font-size: 56px; }

#nav {
  position: fixed; bottom: 0; left: 0; right: 0; display: flex;
  background: #fff; border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
#nav button {
  flex: 1; padding: 8px 0 10px; border: none; background: none; font-size: 11px;
  color: var(--muted); cursor: pointer; position: relative;
}
#nav button.active { color: var(--gold-dark); font-weight: 700; }
#nav .ico { display: block; font-size: 20px; }
.badge {
  position: absolute; top: 2px; right: 24%; background: #e74c3c; color: #fff;
  border-radius: 10px; font-size: 10px; min-width: 16px; height: 16px; line-height: 16px; padding: 0 4px;
}
.center { text-align: center; }
.mt { margin-top: 16px; }

.rank-card { padding: 12px 16px; }
.rank-title { font-size: 13px; color: var(--gold-dark); font-weight: 700; margin-bottom: 6px; }
.rank-row { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px solid #f5efdd; }
.rank-row:last-child { border-bottom: none; }
.rank-medal { font-size: 18px; }
.rank-name { flex: 1; font-weight: 700; font-size: 15px; }
.rank-total { color: var(--gold-dark); font-weight: 700; font-size: 14px; }