:root {
  --accent: #008c73;
  --accent-soft: rgba(0, 140, 115, 0.12);
  --danger: #d9402f;
  --bg: #f4f7f5;
  --card: #ffffff;
  --text: #1a1d1c;
  --muted: #6b7472;
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0 auto;
  padding: 16px 16px 60px;
  max-width: 560px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 0.82rem; }
.center { text-align: center; }
.accent { color: var(--accent); }
.error { color: var(--danger); }

header { display: flex; align-items: center; justify-content: space-between; }
h1 { font-size: 1.35rem; margin: 8px 0; }
h2 { font-size: 1rem; margin: 14px 0 8px; }

.hero { text-align: center; margin: 36px 0 12px; }
.hero-emoji { font-size: 2.6rem; }
.hero h1 { font-size: 1.8rem; margin-bottom: 4px; }

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.card.soft { background: var(--accent-soft); box-shadow: none; }

.row { display: flex; align-items: center; }
.row.gap { gap: 8px; }
.full { flex: 1; width: 100%; }

input[type="text"], input[type="number"] {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  border: 1px solid #d5dbd9;
  border-radius: 10px;
  background: var(--card);
}
input:focus { outline: 2px solid var(--accent); border-color: transparent; }

.btn {
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  background: var(--accent-soft);
  color: var(--accent);
}
.btn.primary { background: var(--accent); color: #fff; }
.btn.ghost { background: var(--accent-soft); color: var(--accent); }
.btn.danger { background: rgba(217,64,47,0.12); color: var(--danger); }
.btn:active { transform: scale(0.98); }

.icon-btn {
  border: none; background: none; cursor: pointer;
  font-size: 1.3rem; padding: 6px; border-radius: 50%;
}
.icon-btn.big { font-size: 1.7rem; }

.divider { text-align: center; color: var(--muted); margin: 12px 0; font-size: 0.85rem; }

.balance-label { color: var(--muted); font-weight: 600; margin: 0; }
.balance-amount {
  font-size: 2.9rem; font-weight: 900; color: var(--accent);
  margin: 4px 0 10px; letter-spacing: -1px;
}
.all-square { font-size: 2rem; font-weight: 900; color: var(--accent); margin: 8px 0; }

.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 2rem; font-weight: 900; color: var(--accent);
  letter-spacing: 4px; margin: 6px 0;
}

.suggestions {
  background: var(--card);
  border: 1px solid rgba(0,140,115,0.25);
  border-radius: 14px;
  margin-top: 8px;
  overflow: hidden;
}
.suggestion {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; border: none; background: none; cursor: pointer;
  padding: 12px 14px; font-size: 1rem; text-align: left;
}
.suggestion + .suggestion { border-top: 1px solid #eef1f0; }
.suggestion:hover { background: var(--accent-soft); }
.suggestion .sug-name { font-weight: 600; }
.suggestion .sug-price { font-size: 0.78rem; color: var(--muted); }

.chips { display: flex; gap: 8px; overflow-x: auto; padding: 10px 0; }
.chip {
  flex: 0 0 auto;
  background: var(--card);
  border: 1px solid rgba(0,140,115,0.3);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  text-align: center;
}
.chip .chip-name { font-weight: 600; font-size: 0.9rem; display: block; }
.chip .chip-price { font-size: 0.72rem; color: var(--muted); }

.entry {
  display: flex; align-items: center; gap: 10px;
  background: var(--card);
  border-radius: 14px;
  padding: 12px;
  margin: 8px 0;
}
.entry.pending { border: 1.5px solid rgba(0,140,115,0.5); }
.entry.dim { opacity: 0.75; }
.entry .grow { flex: 1; min-width: 0; }
.entry .entry-name { font-weight: 600; }
.entry .entry-sub { font-size: 0.78rem; color: var(--muted); }
.entry .entry-amount { font-weight: 700; color: var(--accent); }
.approve-btn, .decline-btn {
  border: none; cursor: pointer; border-radius: 50%;
  width: 40px; height: 40px; font-size: 1.15rem; font-weight: 800; color: #fff;
}
.approve-btn { background: var(--accent); }
.decline-btn { background: rgba(217,64,47,0.75); }

dialog {
  border: none; border-radius: var(--radius);
  padding: 20px; width: min(92vw, 420px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
dialog::backdrop { background: rgba(0,0,0,0.35); }
dialog label { display: block; margin: 12px 0; font-size: 0.9rem; font-weight: 600; }
dialog label input { margin-top: 6px; font-weight: 400; }
.qty { min-width: 90px; text-align: center; font-weight: 700; }

.seg { display: flex; border-radius: 12px; overflow: hidden; border: 1px solid var(--accent); margin: 14px 0; }
.seg button {
  flex: 1; padding: 10px; border: none; background: var(--card);
  color: var(--accent); font-weight: 600; cursor: pointer; font-size: 0.88rem;
}
.seg button.on { background: var(--accent); color: #fff; }

.settlement {
  background: var(--card); border-radius: 14px; padding: 12px; margin: 8px 0; cursor: pointer;
}
.settlement .s-summary { font-weight: 600; }
.settlement .s-sub { font-size: 0.78rem; color: var(--muted); }
.settlement .s-items { margin-top: 8px; border-top: 1px solid #eef1f0; padding-top: 8px; }