/* Chip-In — themeable via CSS variables set from THEMES */
:root {
  --bg: #1e1e2f;
  --text: #ffffff;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.14);
  --accent: #2563eb;
  --accent-hover: #1e40af;
  --ok: #16a34a;
  --ok-hover: #15803d;
  --bad: #dc2626;
  --bad-hover: #b91c1c;
  --day-green: #86efac;
  --day-yellow: #fde047;
  --day-red: #fca5a5;
  --muted: rgba(255, 255, 255, 0.6);
  --input-bg: rgba(0, 0, 0, 0.25);
  --shadow: 0 4px 18px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100%;
}

.hidden { display: none !important; }
.muted { color: var(--muted); }
.spacer { flex: 1; }
.row { display: flex; align-items: center; }
.wrap { flex-wrap: wrap; }
.gap { gap: 10px; }

#app { min-height: 100vh; display: flex; flex-direction: column; }

/* ---------------- buttons ---------------- */
.btn {
  background: var(--accent);
  color: #fff;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  line-height: 1.2;
}
.btn:hover { background: var(--accent-hover); }
.btn.big { padding: 10px 22px; font-size: 15px; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn.primary { background: var(--accent); }
.btn.primary:hover { background: var(--accent-hover); }
.btn.success { background: var(--ok); }
.btn.success:hover { background: var(--ok-hover); }
.btn.danger { background: var(--bad); }
.btn.danger:hover { background: var(--bad-hover); }
.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--card-border);
}
.btn.ghost:hover { background: var(--card); }
.btn.active { outline: 2px solid var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------------- login ---------------- */
#view-login {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 36px 40px;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: var(--shadow);
}
.login-logo { width: 84px; height: 84px; border-radius: 18px; margin-bottom: 10px; }
.login-card h1 { margin: 6px 0 2px; font-size: 26px; }
.login-card form { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; text-align: left; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 14px; }

/* ---------------- topbar ---------------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--card-border);
  background: var(--card);
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-logo { width: 30px; height: 30px; border-radius: 7px; }
.brand-name { font-weight: 700; font-size: 17px; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.tab {
  background: transparent;
  border: none;
  color: var(--text);
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 8px;
  opacity: 0.75;
}
.tab:hover { opacity: 1; background: rgba(255,255,255,0.08); }
.tab.active { opacity: 1; background: var(--accent); color: #fff; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

/* ---------------- panes ---------------- */
.pane { padding: 18px; max-width: 1100px; width: 100%; margin: 0 auto; flex: 1; }
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 16px;
}
.card h2 { margin: 0 0 12px; font-size: 19px; }
.card h3 { margin: 18px 0 8px; font-size: 15px; }

select, input[type="text"], input[type="number"], input[type="password"], input[type="date"] {
  background: var(--input-bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 14px;
  font-family: inherit;
}
select[multiple] { min-width: 180px; }
label { display: inline-flex; flex-direction: column; gap: 4px; font-size: 13px; }
label input, label select { width: 100%; }

.week-label { font-size: 15px; font-weight: 600; }
.tally { font-size: 15px; font-weight: 700; }

/* ---------------- day buttons ---------------- */
.day-row { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; margin: 14px 0; }
.day-btn {
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 12px 6px;
  text-align: center;
  cursor: pointer;
  background: var(--card);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}
.day-btn .dow { display: block; font-size: 12px; opacity: 0.8; }
.day-btn .amt { display: block; font-weight: 700; font-size: 14px; }
.day-btn.green { background: var(--day-green); color: #14532d; border-color: transparent; }
.day-btn.yellow { background: var(--day-yellow); color: #713f12; border-color: transparent; }
.day-btn.red { background: var(--day-red); color: #7f1d1d; border-color: transparent; }
.day-btn.selected { outline: 3px solid var(--accent); }
.day-btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* ---------------- service list ---------------- */
.service-list { display: flex; flex-direction: column; gap: 8px; margin-top: 14px; }
.svc-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
}
.svc-row .svc-name { flex: 1; min-width: 140px; }
.svc-row .svc-name .cat { display: block; font-size: 11px; opacity: 0.65; }
.svc-row .svc-cost { font-size: 13px; opacity: 0.8; min-width: 70px; text-align: right; }
.svc-row input[type="number"] { width: 80px; }
.svc-row .svc-amt { font-weight: 700; min-width: 80px; text-align: right; }
.svc-row .svc-amt.neg { color: #f87171; }

/* ---------------- splitter ---------------- */
.split-mode { background: transparent; border: 1px solid var(--card-border); color: var(--text); }
.split-mode.active { background: var(--accent); color: #fff; border-color: transparent; }
.split-body { margin: 14px 0; display: flex; flex-direction: column; gap: 10px; }
.split-rows { display: flex; flex-direction: column; gap: 8px; }
.split-row { display: flex; gap: 10px; align-items: center; }
.split-row input { flex: 1; }
.split-result { margin-top: 16px; }
.table { width: 100%; border-collapse: collapse; margin: 10px 0; }
.table th, .table td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--card-border); font-size: 14px; }
.table td:last-child, .table th:last-child { text-align: right; }

/* ---------------- report ---------------- */
.chart-wrap { position: relative; height: 300px; margin-top: 8px; }
#rep-table-wrap { overflow-x: auto; }

/* ---------------- admin ---------------- */
.admin-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.admin-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
}
.admin-item .ai-main { flex: 1; }
.admin-item .ai-sub { display: block; font-size: 12px; opacity: 0.65; }
.theme-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.theme-swatch {
  border: 2px solid var(--card-border);
  border-radius: 12px;
  padding: 14px 10px;
  text-align: center;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}
.theme-swatch.active { border-color: var(--accent); }
.audit-wrap { max-height: 320px; overflow-y: auto; font-size: 13px; }
.audit-line { padding: 5px 0; border-bottom: 1px solid var(--card-border); font-family: ui-monospace, monospace; }

/* ---------------- toast / foot ---------------- */
.toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: #111827;
  color: #f9fafb;
  border: 1px solid #374151;
  padding: 10px 18px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  z-index: 50;
  max-width: 90vw;
}
.toast.error { border-color: var(--bad); }
.foot { text-align: center; padding: 12px; font-size: 12px; }

.error { color: #fca5a5; font-size: 14px; }

/* ---------------- modal ---------------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal-card {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 22px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.modal-card h2 { margin: 0; font-size: 18px; }

/* ---------------- responsive ---------------- */
@media (max-width: 700px) {
  .day-row { grid-template-columns: repeat(7, 1fr); gap: 4px; }
  .day-btn { padding: 8px 2px; font-size: 11px; }
  .day-btn .amt { font-size: 12px; }
  .pane { padding: 10px; }
  .svc-row { flex-wrap: wrap; }
  .topbar-right { margin-left: 0; width: 100%; justify-content: space-between; }
}