:root {
  --ink: #16211c;
  --paper: #f4f1e8;
  --paper-raised: #ffffff;
  --brass: #9c7a3c;
  --brass-dark: #7a5f2c;
  --slate: #43514a;
  --line: #d8d0bd;
  --good: #2f6b4f;
  --bad: #a13d2e;
  --shadow: 0 1px 2px rgba(22,33,28,0.06), 0 4px 14px rgba(22,33,28,0.06);
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Iowan Old Style", "Georgia", "Times New Roman", serif;
  background-image:
    linear-gradient(var(--paper), var(--paper)),
    repeating-linear-gradient(0deg, rgba(22,33,28,0.02) 0px, rgba(22,33,28,0.02) 1px, transparent 1px, transparent 28px);
}

.app-shell { max-width: 1180px; margin: 0 auto; padding: 28px 22px 80px; }

header.masthead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 3px double var(--ink);
  padding-bottom: 14px;
  margin-bottom: 22px;
}
header.masthead .title-block h1 {
  font-size: 1.85rem;
  margin: 0;
  letter-spacing: 0.01em;
}
header.masthead .title-block .subtitle {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--brass-dark);
  margin-top: 2px;
}
header.masthead .stamp {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.72rem;
  color: var(--slate);
  text-align: right;
  border: 1px solid var(--brass);
  padding: 6px 10px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

nav.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
nav.tabs button {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: transparent;
  border: none;
  padding: 10px 16px;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--slate);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
nav.tabs button:hover { color: var(--ink); }
nav.tabs button.active {
  color: var(--ink);
  border-bottom-color: var(--brass);
  font-weight: 700;
}

.panel { display: none; animation: fade 0.2s ease; }
.panel.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

.card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.card h2 {
  font-size: 1.05rem;
  margin: 0 0 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.card .eyebrow {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brass-dark);
  margin: 0 0 8px;
}
.card p.desc { font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.85rem; color: var(--slate); margin: 4px 0 16px; }

.grid { display: grid; gap: 14px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 800px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate);
  margin-bottom: 4px;
}
input, select {
  width: 100%;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.92rem;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #fffdf7;
  color: var(--ink);
}
input:focus, select:focus { outline: 2px solid var(--brass); outline-offset: 0; border-color: var(--brass); }
.field { margin-bottom: 12px; }

.btn {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 9px 18px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s;
}
.btn:hover { background: var(--brass-dark); }
.btn.secondary { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn.secondary:hover { background: var(--ink); color: var(--paper); }
.btn.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
.btn.danger:hover { background: var(--bad); color: #fff; }
.btn.small { padding: 5px 10px; font-size: 0.7rem; }

.toggle-row { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.toggle-row .switch-label { font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.85rem; font-weight: 600; }
.switch { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background: #c9c0a8; transition: .2s; border-radius: 24px; }
.slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background: white; transition: .2s; border-radius: 50%; }
.switch input:checked + .slider { background: var(--good); }
.switch input:checked + .slider:before { transform: translateX(20px); }

.stat-row { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 4px; }
.stat {
  flex: 1;
  min-width: 150px;
  background: #fffdf7;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brass);
  padding: 12px 14px;
  border-radius: 2px;
}
.stat .label { font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--slate); }
.stat .value { font-size: 1.5rem; font-weight: 700; margin-top: 2px; }
.stat .value.small { font-size: 1.15rem; }
.stat.good { border-left-color: var(--good); }
.stat.bad { border-left-color: var(--bad); }

table { width: 100%; border-collapse: collapse; font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.85rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { text-transform: uppercase; font-size: 0.68rem; letter-spacing: 0.06em; color: var(--slate); font-weight: 600; }
tr:hover td { background: rgba(156,122,60,0.05); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.diff-up { color: var(--bad); font-weight: 600; }
.diff-down { color: var(--good); font-weight: 600; }

.disabled-panel {
  text-align: center;
  padding: 60px 20px;
  color: var(--slate);
  font-family: "Helvetica Neue", Arial, sans-serif;
}
.disabled-panel .icon { font-size: 2.2rem; margin-bottom: 10px; }

.chart-wrap { position: relative; height: 320px; margin-top: 10px; }

.section-divider { border: none; border-top: 1px solid var(--line); margin: 20px 0; }

.badge {
  display: inline-block;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--brass);
  color: #fff;
}
.badge.freq-monthly { background: var(--slate); }

.sub-tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.sub-tab-btn {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background: transparent;
  border: none;
  padding: 8px 14px;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--slate);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.sub-tab-btn:hover { color: var(--ink); }
.sub-tab-btn.active { color: var(--ink); border-bottom-color: var(--brass); font-weight: 600; }

.expense-row { display: grid; grid-template-columns: 1fr 120px 100px 90px 60px 60px; gap: 10px; align-items: center; padding: 6px 0; border-bottom: 1px solid var(--line); font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.85rem; }
.expense-row.header { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--slate); font-weight: 600; }
@media (max-width: 800px) { .expense-row { grid-template-columns: 1fr; gap: 4px; } }

.freq-toggle { display: flex; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; width: fit-content; }
.freq-toggle button { border: none; background: #fffdf7; padding: 4px 10px; font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.72rem; text-transform: uppercase; cursor: pointer; }
.freq-toggle button.active { background: var(--ink); color: var(--paper); }

.save-bar { display: flex; gap: 10px; justify-content: flex-end; margin-top: 14px; }
.status-msg { font-family: "Helvetica Neue", Arial, sans-serif; font-size: 0.78rem; color: var(--good); align-self: center; opacity: 0; transition: opacity 0.3s; }
.status-msg.show { opacity: 1; }

.note-box {
  background: rgba(156,122,60,0.08);
  border-left: 3px solid var(--brass);
  padding: 10px 14px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.8rem;
  color: var(--slate);
  border-radius: 0 2px 2px 0;
  margin-bottom: 16px;
}

.user-stamp { display: flex; align-items: center; gap: 10px; text-transform: none; letter-spacing: normal; }
.user-stamp #current-username { font-weight: 600; }

.more-menu { position: relative; }
.more-menu-panel {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 3px;
  box-shadow: var(--shadow);
  min-width: 170px;
  z-index: 20;
  overflow: hidden;
}
.more-menu-panel.open { display: block; }
.more-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 10px 14px;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.82rem;
  color: var(--ink);
  cursor: pointer;
}
.more-menu-item:hover { background: rgba(156,122,60,0.08); }
.more-menu-item + .more-menu-item { border-top: 1px solid var(--line); }

nav.tabs { flex-wrap: nowrap; overflow-x: auto; }
nav.tabs button { white-space: nowrap; }

footer.app-footer {
  margin-top: 40px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 0.7rem;
  color: var(--slate);
  text-align: center;
  letter-spacing: 0.04em;
}

#print-summary table { margin-bottom: 4px; }
#print-summary h2 { font-size: 1rem; margin: 18px 0 8px; }
#print-summary h2:first-child { margin-top: 0; }

@media print {
  body * { visibility: hidden; }
  #print-summary, #print-summary * { visibility: visible; }
  #print-summary {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    border: none;
    box-shadow: none;
  }
  .no-print, nav.tabs, header.masthead .user-stamp, footer.app-footer { display: none !important; }
}