:root {
  /* Base surfaces - warm espresso, not cold black */
  --bg: #241E19;
  --surface: #322A23;
  --surface-raised: #3D342B;
  --border: #4A4038;
  --border-soft: #3D342B;

  /* Text */
  --text-primary: #F2E9DC;
  --text-secondary: #B9AB98;
  --text-muted: #8A7D6C;

  /* Category colors */
  --money-in: #93AC7A;
  --money-in-bg: #2E3527;
  --money-owed: #C17A57;
  --money-owed-bg: #3A2C24;
  --savings: #C9954F;
  --savings-bg: #3A2F1F;
  --neutral: #8F8574;
  --neutral-bg: #322D26;

  --radius: 14px;
  --radius-sm: 8px;
  --font-display: 'Fraunces', serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
}

#app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.loading-mark {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ---------- Login ---------- */
.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 36px 28px;
}

.login-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.login-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 28px;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
}

.field input:focus {
  outline: 2px solid var(--money-in);
  outline-offset: 1px;
  border-color: transparent;
}

.btn-primary {
  width: 100%;
  background: var(--money-in);
  color: #1D2417;
  border: none;
  border-radius: var(--radius-sm);
  padding: 13px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  margin-top: 8px;
}

.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:focus-visible { outline: 2px solid var(--text-primary); outline-offset: 2px; }

.error-text {
  color: var(--money-owed);
  font-size: 13px;
  margin-top: 12px;
  min-height: 16px;
}

/* ---------- App shell ---------- */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 24px 20px 8px;
}

.topbar-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
}

.topbar-date {
  font-size: 13px;
  color: var(--text-muted);
}

.logout-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font-body);
  padding: 4px;
}
.logout-link:hover { color: var(--text-secondary); }

/* ---------- Cascade progress ---------- */
.cascade {
  display: flex;
  gap: 3px;
  padding: 0 20px;
  margin: 12px 0 20px;
}

.cascade-seg {
  flex: 1;
  height: 5px;
  border-radius: 3px;
  background: var(--border);
  overflow: hidden;
  position: relative;
}

.cascade-seg.filled { background: var(--money-in); }
.cascade-seg.active { background: var(--savings); }

/* ---------- Completed tier summary strip ---------- */
.tier-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  margin: 0 20px 8px;
  background: var(--surface);
  border: none;
  border-left: 3px solid var(--money-in);
  border-radius: var(--radius-sm);
  width: calc(100% - 40px);
  text-align: left;
  font-family: var(--font-body);
  cursor: pointer;
}

.tier-summary:hover {
  background: var(--surface-raised);
}

.tier-summary:focus-visible {
  outline: 2px solid var(--money-in);
  outline-offset: 2px;
}

.tier-summary-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.tier-summary-amount {
  font-size: 13px;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.tier-summary.skipped {
  border-left-color: var(--text-muted);
}

.tier-summary.skipped .tier-summary-amount {
  color: var(--text-muted);
  font-weight: 400;
  font-style: italic;
}

/* ---------- Nav ---------- */
.app-nav {
  display: flex;
  gap: 4px;
  padding: 0 20px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-soft);
}

.nav-link {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 10px 4px;
  margin-right: 20px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.nav-link:hover { color: var(--text-secondary); }

.nav-link.active {
  color: var(--text-primary);
  border-bottom-color: var(--money-in);
  font-weight: 500;
}

/* ---------- Accounts screen ---------- */
.accounts-list {
  padding: 0 20px 32px;
}

.account-group {
  margin-bottom: 24px;
}

.account-group-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.account-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 8px;
}

.account-row-name {
  flex: 1;
  font-size: 14px;
  color: var(--text-primary);
}

.account-row-note {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
}

.untracked-badge {
  font-size: 11px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1px 8px;
}

.account-row-input {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  width: 130px;
}

.account-row-input .prefix {
  color: var(--text-muted);
  margin-right: 4px;
  font-size: 14px;
}

.account-row-input input {
  border: none;
  background: none;
  color: var(--text-primary);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  width: 100%;
  font-family: var(--font-body);
}
.account-row-input input:focus { outline: none; }

.account-save-btn {
  background: none;
  border: 1px solid var(--money-in);
  color: var(--money-in);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-size: 13px;
  font-family: var(--font-body);
  cursor: pointer;
  flex-shrink: 0;
}
.account-save-btn:hover { background: var(--money-in-bg); }

.empty-state {
  color: var(--text-muted);
  font-size: 14px;
  padding: 24px 0;
}

/* ---------- Active tier card ---------- */
.tier-active {
  margin: 8px 20px 20px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.cancel-edit-link {
  display: block;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font-body);
  margin: 0 24px 8px;
  padding: 4px;
}
.cancel-edit-link:hover { color: var(--text-secondary); }

.tier-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-bottom: 14px;
}

.hint-fill-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--money-in);
  color: var(--money-in);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 12px;
  font-family: var(--font-body);
  cursor: pointer;
}
.hint-fill-btn:hover { background: var(--money-in-bg); }

.tier-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.tier-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.tier-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 20px;
  line-height: 1.5;
}

.tier-amount-input {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 16px;
}

.tier-amount-input .prefix {
  font-size: 20px;
  color: var(--text-muted);
  margin-right: 6px;
}

.tier-amount-input input {
  border: none;
  background: none;
  color: var(--text-primary);
  font-size: 22px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  width: 100%;
  font-family: var(--font-body);
}
.tier-amount-input input:focus { outline: none; }

.tier-actions {
  display: flex;
  gap: 10px;
}

.balance-check-list {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.balance-check-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.balance-check-name {
  font-size: 14px;
  color: var(--text-secondary);
  flex: 1;
}

.balance-check-row .tier-amount-input {
  margin-bottom: 0;
  padding: 8px 12px;
  width: 140px;
}

.balance-check-row .tier-amount-input input {
  font-size: 15px;
  font-weight: 500;
}

.btn-secondary {
  flex: 1;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
}
.btn-secondary:hover { border-color: var(--text-muted); color: var(--text-primary); }

.tier-confirm {
  flex: 2;
  background: var(--money-in);
  color: #1D2417;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}
.tier-confirm:hover { filter: brightness(1.08); }
.tier-confirm:focus-visible, .btn-secondary:focus-visible { outline: 2px solid var(--money-in); outline-offset: 2px; }

/* ---------- Upcoming preview list ---------- */
.upcoming-list {
  padding: 4px 20px 32px;
}

.upcoming-item {
  display: flex;
  justify-content: space-between;
  padding: 10px 4px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 13px;
  color: var(--text-muted);
}
.upcoming-item:last-child { border-bottom: none; }

/* ---------- All done state ---------- */
.all-done {
  margin: 8px 20px 20px;
  text-align: center;
  padding: 40px 24px;
  background: var(--surface);
  border-radius: var(--radius);
}

.all-done-title {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.all-done-sub {
  font-size: 14px;
  color: var(--text-secondary);
}