:root {
  --tg-bg: #ffffff;
  --tg-text: #1c1c1e;
  --tg-hint: #8e8e93;
  --tg-link: #2481cc;
  --tg-button: #2481cc;
  --tg-button-text: #ffffff;
  --tg-secondary-bg: #f2f2f7;

  --card-bg: #ffffff;
  --border: rgba(0, 0, 0, 0.08);
  --green: #34c759;
  --red: #ff3b30;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--tg-secondary-bg);
  color: var(--tg-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  padding-bottom: 78px;
  min-height: 100vh;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--tg-bg);
  border-bottom: 1px solid var(--border);
}

.app-header h1 {
  font-size: 17px;
  font-weight: 600;
  margin: 0;
}

.app-header .sub {
  font-size: 12px;
  color: var(--tg-hint);
  margin-top: 1px;
}

.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--tg-secondary-bg);
  color: var(--tg-text);
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

main {
  padding: 14px 14px 24px;
  max-width: 560px;
  margin: 0 auto;
}

.view { display: none; }
.view.active { display: block; animation: fadein .15s ease; }

@keyframes fadein { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
}

.card h2 {
  font-size: 15px;
  margin: 0 0 12px;
  font-weight: 600;
}

.card h2 .hint { color: var(--tg-hint); font-weight: 400; font-size: 12px; }

.greeting {
  font-size: 20px;
  font-weight: 700;
  margin: 4px 0 2px;
}

.greeting-sub { color: var(--tg-hint); font-size: 13px; margin-bottom: 16px; }

.grid-actions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.action-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card-bg);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}

.action-btn .emoji { font-size: 22px; }
.action-btn .label { font-size: 13px; font-weight: 600; line-height: 1.25; }

.balance-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--tg-secondary-bg);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 13px 16px;
  border-radius: 12px;
  border: none;
  background: var(--tg-button);
  color: var(--tg-button-text);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}

.btn:disabled { opacity: .5; }
.btn.secondary { background: var(--tg-secondary-bg); color: var(--tg-text); }
.btn.danger { background: var(--red); color: #fff; }
.btn.ghost { background: transparent; color: var(--tg-link); padding: 8px; width: auto; }
.btn.small { padding: 8px 12px; font-size: 13px; width: auto; }

.stack { display: flex; flex-direction: column; gap: 10px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }

input[type="text"], input[type="number"], textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--tg-secondary-bg);
  color: var(--tg-text);
  font-size: 15px;
  font-family: inherit;
}

textarea { resize: vertical; min-height: 60px; }

label { font-size: 12px; color: var(--tg-hint); margin-bottom: 4px; display: block; }

.field { margin-bottom: 12px; }

.toggle-group { display: flex; gap: 8px; margin-bottom: 12px; }
.toggle-group button {
  flex: 1;
  padding: 12px;
  border-radius: 12px;
  border: 1.5px solid var(--border);
  background: var(--tg-secondary-bg);
  color: var(--tg-text);
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.toggle-group button.active {
  border-color: var(--tg-button);
  background: color-mix(in srgb, var(--tg-button) 14%, var(--tg-secondary-bg));
  color: var(--tg-link);
}

.tabbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  background: var(--tg-bg);
  border-top: 1px solid var(--border);
  padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
  z-index: 20;
}

.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 6px 2px;
  border: none;
  background: transparent;
  color: var(--tg-hint);
  font-size: 10.5px;
  cursor: pointer;
  font-family: inherit;
}
.tab-item .tab-emoji { font-size: 20px; }
.tab-item.active { color: var(--tg-link); }

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.data-table th {
  text-align: left;
  color: var(--tg-hint);
  font-weight: 500;
  font-size: 11px;
  padding: 6px 6px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
table.data-table td {
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.table-scroll { overflow-x: auto; margin: 0 -4px; padding: 0 4px; }

.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.list-item:last-child { border-bottom: none; }
.list-item .main { font-size: 14px; font-weight: 500; }
.list-item .meta { font-size: 12px; color: var(--tg-hint); margin-top: 2px; }
.list-item .amount { font-weight: 700; white-space: nowrap; }
.amount.pos { color: var(--green); }
.amount.neg { color: var(--red); }

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.stat-box {
  background: var(--tg-secondary-bg);
  border-radius: 12px;
  padding: 10px 12px;
}
.stat-box .v { font-size: 16px; font-weight: 700; }
.stat-box .k { font-size: 11px; color: var(--tg-hint); margin-top: 2px; }

.empty-state { text-align: center; color: var(--tg-hint); padding: 24px 8px; font-size: 13px; }

.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex; align-items: flex-end;
  z-index: 50;
}
.modal-overlay.hidden { display: none; }
.modal-sheet {
  background: var(--card-bg);
  width: 100%;
  border-radius: 18px 18px 0 0;
  padding: 18px 16px calc(20px + env(safe-area-inset-bottom));
  max-height: 85vh;
  overflow-y: auto;
}
.modal-sheet h3 { margin: 0 0 10px; font-size: 16px; }

.pill-warning {
  background: color-mix(in srgb, orange 18%, transparent);
  border: 1px solid rgba(255,149,0,.4);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 12px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 90px;
  transform: translateX(-50%);
  background: rgba(0,0,0,.85);
  color: #fff;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 13px;
  z-index: 60;
  opacity: 0;
  transition: opacity .2s;
  pointer-events: none;
  max-width: 90vw;
  text-align: center;
}
.toast.show { opacity: 1; }

.section-title {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--tg-hint);
  margin: 18px 4px 8px;
}

.spinner {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 3px solid var(--border);
  border-top-color: var(--tg-button);
  animation: spin .7s linear infinite;
  margin: 20px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

.divider { height: 1px; background: var(--border); margin: 12px 0; }

.result-line { display: flex; justify-content: space-between; font-size: 13px; padding: 4px 0; }
.result-line .k { color: var(--tg-hint); }
.result-line.strong { font-weight: 700; font-size: 15px; padding-top: 8px; border-top: 1px solid var(--border); margin-top: 6px; }