:root {
  --bg: #0a0a0c;
  --card: #14161b;
  --border: #24262e;
  --text: #e9eef3;
  --muted: #8d9aa8;
  --accent: #5302b6;
  --warn: #e8b64c;
  --fofo: #f0a8c8;
  --yumi: #8ad0c6;
  --btn-ink: #f3f0ff;
  --banner-bg: #f3f0ff;
  --banner-ink: #241b47;
}
* { box-sizing: border-box; margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 16px/1.45 -apple-system, system-ui, sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.hidden { display: none !important; }
.error { color: #e86c6c; font-size: 0.85rem; margin-top: 8px; }

#auth-gate, #profile-gate { display: grid; place-items: center; min-height: 100dvh; }
#auth-form, .gate-card { display: grid; gap: 12px; width: min(320px, 90vw); }
#profile-panel {
  position: fixed; inset: 0; display: grid; place-items: center;
  background: rgba(0, 0, 0, 0.6); z-index: 10;
}
#profile-panel .gate-card { background: var(--bg); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.field-label { color: var(--muted); font-size: 0.85rem; }
button.ghost { background: transparent; color: var(--muted); }
.profile-choice { padding: 16px; font-size: 1.1rem; font-weight: 600; }
#profile-btn {
  border-radius: 50%; width: 38px; height: 38px; padding: 0;
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
  background: var(--accent); border-color: var(--accent); color: var(--btn-ink);
}
/* Payer chips: every expense is tagged with who paid */
.payer {
  display: inline-block; border-radius: 6px; padding: 1px 7px;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.02em; vertical-align: middle;
}
.user-1 { background: rgba(240, 168, 200, 0.16); color: var(--fofo); }
.user-2 { background: rgba(138, 208, 198, 0.16); color: var(--yumi); }
.empty { color: var(--muted); text-align: center; padding: 30px 0; }
#refresh-indicator {
  height: 0; overflow: hidden; text-align: center;
  color: var(--accent); font-size: 0.85rem;
  transition: height 0.15s ease; line-height: 40px;
}
.version { color: var(--muted); font-size: 0.75rem; text-align: center; }
#auth-form p { color: var(--muted); font-size: 0.9rem; }

main { max-width: 560px; margin: 0 auto; padding: 16px 16px 76px; }

#tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  display: flex; max-width: 560px; margin: 0 auto;
  background: var(--card); border-top: 1px solid var(--border);
  padding: 4px 0 calc(4px + env(safe-area-inset-bottom));
}
#tabbar .nav-btn {
  flex: 1; text-align: center; padding: 8px 2px; font-size: 0.72rem;
  background: none; border: none; color: var(--muted); border-radius: 0;
  text-decoration: none;
}
#tabbar .nav-btn.active { color: var(--accent); font-weight: 700; }
header { display: flex; align-items: center; gap: 12px; padding: 12px 0 16px; }
h1 { font-size: 1.4rem; }
#today-total { color: var(--accent); font-weight: 600; margin-left: auto; }

input, select, button {
  font: inherit; color: var(--text);
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 12px;
}
button { cursor: pointer; }
button:active { opacity: 0.8; }

#add-form { display: flex; flex-direction: column; gap: 8px; margin-bottom: 22px; }
#add-form .add-row { display: flex; gap: 8px; align-items: stretch; }
#add-form .extras { font-size: 0.85rem; color: var(--muted); align-items: center; flex-wrap: wrap; row-gap: 6px; }
#add-form .paid-by-label { display: flex; align-items: center; gap: 6px; }
#add-form #paid-by, #add-form #audience { padding: 6px 8px; font-size: 0.85rem; }
#add-form #audience { margin-left: auto; }
#add-form #amount { flex: 1; font-size: 2.4rem; text-align: center; padding: 16px 10px; font-variant-numeric: tabular-nums; min-width: 0; }
#add-form #currency { width: 92px; }
#add-form #merchant { width: 100%; padding: 12px; font-size: 1.05rem; }
#add-form button[type="submit"] { background: var(--accent); border-color: var(--accent); color: var(--btn-ink); font-weight: 600; padding: 12px; font-size: 1.05rem; }
.edit-merchant, .edit-amount { cursor: text; border-radius: 6px; }
.expense input.edit-merchant, .expense input.edit-amount {
  width: 100%; min-width: 80px; padding: 4px 8px; font-size: inherit; font-weight: inherit;
}

#owed-banner {
  background: var(--banner-bg); border: none; color: var(--banner-ink);
  border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; font-size: 0.95rem; font-weight: 500;
}
#owed-banner b { font-variant-numeric: tabular-nums; color: var(--accent); }
#settle-box {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 10px 12px; margin-bottom: 14px; display: grid; gap: 8px;
}
#settle-box .settle-row { display: flex; gap: 8px; }
#settle-amount { flex: 1; min-width: 0; font-variant-numeric: tabular-nums; }
#settle-btn { background: var(--accent); border-color: var(--accent); color: var(--btn-ink); font-weight: 600; }
#settle-history { color: var(--muted); font-size: 0.8rem; display: grid; gap: 2px; }

.day-group { margin-bottom: 18px; }
.day-header {
  display: flex; justify-content: space-between;
  color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 6px 2px; border-bottom: 1px solid var(--border);
}
.expense { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; padding: 9px 2px; border-bottom: 1px solid var(--border); }
.expense .merchant { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.expense .amount { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
.expense .eur-equiv { font-size: 0.7rem; font-weight: 400; color: var(--muted); }
.expense .ctx { grid-column: 1 / -1; color: var(--muted); font-size: 0.75rem; padding: 0 2px; }
.expense .meta { grid-column: 1 / -1; display: none; }
.expense.expanded { padding-bottom: 12px; }
.expense.expanded .meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: 0.85rem; padding-top: 6px; }
.expense select { padding: 4px 8px; font-size: 0.85rem; background: transparent; }
.expense select.currency { color: var(--accent); border-color: transparent; padding-left: 2px; max-width: 72px; }
.expense select.owner { max-width: 110px; color: var(--muted); min-width: 0; }
.expense select.uncat { border-color: var(--warn); color: var(--warn); }
.expense .shared-label { color: var(--muted); display: flex; align-items: center; gap: 4px; }
.expense .owed { color: var(--warn); }
.expense .delete { margin-left: auto; background: none; border: none; color: var(--muted); font-size: 1rem; padding: 2px 6px; }

footer { padding: 20px 0 40px; text-align: center; }
#push-btn { background: var(--card); }