:root {
  --bg: #faf7f2;
  --bg-soft: #f3efe7;
  --surface: #ffffff;
  --surface-2: #fbf9f5;
  --border: #e8e2d6;
  --border-strong: #d4cdbd;
  --text: #1c1c1c;
  --text-muted: #6b6558;
  --text-faint: #9a9382;

  --sage: #4d7c5f;
  --sage-soft: #e6eee8;
  --sage-ring: #c4d6c9;

  --amber: #b8864a;
  --amber-soft: #f4eadb;
  --amber-ring: #e6d3b0;

  --red: #a44a4a;
  --red-soft: #f2e1e1;
  --red-ring: #e0b8b8;

  --shadow-sm: 0 1px 2px rgba(28, 28, 28, 0.04);
  --shadow: 0 1px 3px rgba(28, 28, 28, 0.06), 0 8px 24px -12px rgba(28, 28, 28, 0.08);

  --radius: 14px;
  --radius-sm: 8px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Fraunces', Georgia, serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131312;
    --bg-soft: #1a1a19;
    --surface: #1f1f1d;
    --surface-2: #252523;
    --border: #2d2d2a;
    --border-strong: #3a3a37;
    --text: #f1ece2;
    --text-muted: #a8a296;
    --text-faint: #6e685c;

    --sage: #8fb69a;
    --sage-soft: #253029;
    --sage-ring: #35473a;

    --amber: #d9ad72;
    --amber-soft: #2f2a1f;
    --amber-ring: #4a3f2a;

    --red: #d48989;
    --red-soft: #2e2020;
    --red-ring: #4a3030;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
  }
}

body[data-theme="light"] {
  --bg: #faf7f2;
  --bg-soft: #f3efe7;
  --surface: #ffffff;
  --surface-2: #fbf9f5;
  --border: #e8e2d6;
  --border-strong: #d4cdbd;
  --text: #1c1c1c;
  --text-muted: #6b6558;
  --text-faint: #9a9382;
  --sage: #4d7c5f;
  --sage-soft: #e6eee8;
  --sage-ring: #c4d6c9;
  --amber: #b8864a;
  --amber-soft: #f4eadb;
  --amber-ring: #e6d3b0;
  --red: #a44a4a;
  --red-soft: #f2e1e1;
  --red-ring: #e0b8b8;
  --shadow-sm: 0 1px 2px rgba(28, 28, 28, 0.04);
  --shadow: 0 1px 3px rgba(28, 28, 28, 0.06), 0 8px 24px -12px rgba(28, 28, 28, 0.08);
}

body[data-theme="dark"] {
  --bg: #131312;
  --bg-soft: #1a1a19;
  --surface: #1f1f1d;
  --surface-2: #252523;
  --border: #2d2d2a;
  --border-strong: #3a3a37;
  --text: #f1ece2;
  --text-muted: #a8a296;
  --text-faint: #6e685c;
  --sage: #8fb69a;
  --sage-soft: #253029;
  --sage-ring: #35473a;
  --amber: #d9ad72;
  --amber-soft: #2f2a1f;
  --amber-ring: #4a3f2a;
  --red: #d48989;
  --red-soft: #2e2020;
  --red-ring: #4a3030;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
}

.app {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

/* ---------- Top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.brand-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 4px var(--sage-soft);
}
.brand-sub {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 13px;
}
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 34px; height: 34px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }
.icon-btn svg { width: 16px; height: 16px; }
.icon-btn.is-spinning svg { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Banner ---------- */
.banner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  margin-bottom: 20px;
  background: var(--red-soft);
  border: 1px solid var(--red-ring);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text);
}
.banner-icon { flex: 0 0 auto; color: var(--red); font-weight: 600; }
.banner-text { flex: 1; }
.banner strong { font-weight: 600; }

/* ---------- Confidence ---------- */
.confidence {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 28px 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.confidence::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--sage);
}
.confidence[data-level="amber"]::before { background: var(--amber); }
.confidence[data-level="red"]::before { background: var(--red); }
.confidence[data-level="amber"] .confidence-label { color: var(--amber); }
.confidence[data-level="red"] .confidence-label { color: var(--red); }
.confidence[data-level="amber"] .stat-value.safe { color: var(--amber); }
.confidence[data-level="red"] .stat-value.safe { color: var(--red); }

.confidence-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 8px;
}
.confidence-verdict {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.015em;
  margin-bottom: 6px;
  line-height: 1.15;
}
.confidence-reason {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 24px;
  max-width: 56ch;
}
.confidence-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.stat-label {
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 4px;
}
.stat-value {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.stat-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.stat-value.safe { color: var(--sage); }

.heads-up {
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--amber-soft);
  border: 1px solid var(--amber-ring);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.heads-up-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--amber);
  flex: 0 0 auto;
}

/* ---------- Account picker bar ---------- */
.account-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  margin-bottom: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.account-bar-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  flex: 0 0 auto;
}
.account-bar-select {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  max-width: 360px;
}
.account-bar-select select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 8px 34px 8px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.account-bar-select select:hover {
  border-color: var(--sage-ring);
  background: var(--surface);
}
.account-bar-select select:focus-visible {
  outline: none;
  border-color: var(--sage);
  box-shadow: 0 0 0 3px var(--sage-soft);
}
.account-bar-caret {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}
.account-bar-balance {
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  text-align: right;
}
.account-bar-balance strong {
  color: var(--text);
  font-weight: 500;
  margin-left: 6px;
}

@media (max-width: 700px) {
  .account-bar {
    flex-wrap: wrap;
    gap: 8px 12px;
    padding: 12px 14px;
  }
  .account-bar-select { max-width: none; flex-basis: 100%; order: 2; }
  .account-bar-label { order: 1; }
  .account-bar-balance {
    margin-left: 0;
    order: 3;
    flex-basis: 100%;
    text-align: left;
  }
}

/* ---------- Calendar ---------- */
.cal-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 12px;
}
.cal-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.01em;
}
.cal-legend { display: flex; gap: 16px; font-size: 12px; color: var(--text-muted); }
.legend-item { display: inline-flex; align-items: center; gap: 6px; }
.legend-swatch { width: 10px; height: 10px; border-radius: 3px; }
.legend-swatch.inflow { background: var(--sage-soft); border: 1px solid var(--sage-ring); }
.legend-swatch.outflow { background: var(--surface-2); border: 1px solid var(--border-strong); }
.legend-swatch.overdue { background: var(--red-soft); border: 1px solid var(--red); }

.cal-grid {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.cal-dow {
  display: grid;
  /* minmax(0, 1fr) lets columns shrink below their content's min-content width.
     Without this, a long unbroken payee name in any cell would push its
     column wider than 1/7 of the grid and misalign every row. */
  grid-template-columns: repeat(7, minmax(0, 1fr));
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.cal-dow div {
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  min-width: 0;
}
.cal-days {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  grid-auto-rows: minmax(118px, auto);
}
.day {
  padding: 8px 10px 28px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  min-height: 118px;
  background: var(--surface);
  /* Defensive: ensures the cell itself — and any flex/grid children —
     never push the grid track wider than its allotted 1fr. */
  min-width: 0;
  overflow: hidden;
}
.day:nth-child(7n) { border-right: none; }
.cal-days > .day:nth-last-child(-n+7) { border-bottom: none; }
.day-pad {
  background: var(--surface-2);
  opacity: 0.5;
}

.day-num {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.day-month-label {
  font-size: 10.5px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: 6px;
  font-weight: 500;
}
.day-past .day-num { color: var(--text-faint); }
.day-today { background: var(--sage-soft); }
.day-today .day-num { color: var(--sage); font-weight: 700; }
.day-today::before {
  content: 'TODAY';
  position: absolute;
  top: 8px; right: 10px;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--sage);
}
.day-low { background: var(--amber-soft); }
.day-low .day-bal { color: var(--amber); font-weight: 600; }
.day-negative { background: var(--red-soft); }
.day-negative .day-bal { color: var(--red); font-weight: 600; }

.events {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  /* Allow the flex container (and its children via stretch) to shrink
     below their intrinsic min-content width. */
  min-width: 0;
}
.event {
  font-size: 11.5px;
  padding: 3px 6px;
  border-radius: 4px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 4px;
  line-height: 1.3;
  font-variant-numeric: tabular-nums;
  min-width: 0;
  max-width: 100%;
}
.event-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.event-amt { flex: 0 0 auto; font-weight: 500; }
.event.inflow {
  background: var(--sage-soft);
  border-color: var(--sage-ring);
  color: var(--sage);
}
.event.inflow .event-amt { color: var(--sage); font-weight: 600; }
.event.overdue {
  border-color: var(--red);
  background: var(--red-soft);
  color: var(--red);
}
.event.overdue::before {
  content: '⚠';
  color: var(--red);
  font-size: 10px;
  margin-right: 2px;
}
.event-more {
  font-size: 11px;
  color: var(--text-muted);
  padding: 2px 6px;
  font-weight: 500;
  cursor: pointer;
  background: none;
  border: none;
  text-align: left;
}
.event-more:hover { color: var(--text); }

.day-bal {
  position: absolute;
  bottom: 6px;
  right: 10px;
  font-size: 11.5px;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* ---------- Meta ---------- */
.meta {
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-faint);
}
.meta a { color: var(--text-muted); text-decoration: none; }
.meta a:hover { color: var(--text); }

/* ---------- Sign-in / loading / error ---------- */
.loading, .error-state, .signin {
  text-align: center;
  padding: 64px 24px;
  color: var(--text-muted);
}
.signin h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 40px;
  letter-spacing: -0.015em;
  margin: 0 0 12px;
  color: var(--text);
}
.signin p { font-size: 15px; max-width: 44ch; margin: 0 auto 24px; }
.primary-btn {
  background: var(--sage);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.primary-btn:hover { filter: brightness(0.95); }
.danger-btn {
  background: transparent;
  color: var(--red);
  border: 1px solid var(--red-ring);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}
.danger-btn:hover { background: var(--red-soft); }
.error-state { color: var(--red); }

/* ---------- Settings dialog ---------- */
.settings-dialog, .day-dialog {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--surface);
  color: var(--text);
  max-width: 440px;
  width: calc(100% - 32px);
  box-shadow: var(--shadow);
}
.settings-dialog::backdrop, .day-dialog::backdrop {
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(2px);
}
.settings-dialog h2, .day-dialog h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}
.field {
  display: block;
  margin-bottom: 16px;
}
.field > span {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-weight: 500;
}
.field input, .field select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
}
.field small {
  display: block;
  color: var(--text-faint);
  font-size: 12px;
  margin-top: 4px;
}
.settings-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  gap: 12px;
}
.settings-actions-right { display: flex; gap: 8px; }
.settings-actions button[type="button"]:not(.danger-btn):not(.primary-btn) {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}

/* ---------- Day dialog events list ---------- */
#day-dialog-events .event {
  margin-bottom: 6px;
}

/* ---------- Mobile: agenda ---------- */
@media (max-width: 700px) {
  .app { padding: 20px 16px 48px; }
  .confidence { padding: 22px 20px 20px; }
  .confidence-verdict { font-size: 26px; }
  .confidence-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .confidence-stats > :nth-child(3) { grid-column: span 2; padding-top: 12px; border-top: 1px solid var(--border); }
  .cal-legend { display: none; }

  .cal-dow { display: none; }
  .cal-days {
    display: block;
    grid-template-columns: none;
  }
  .day {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) auto;
    gap: 12px;
    padding: 14px 16px;
    min-height: 0;
    border-right: none;
    align-items: start;
    overflow: visible; /* reset overflow: hidden from desktop rule */
  }
  .day-pad { display: none; }
  .day:nth-child(7n) { border-right: none; }
  .day::before { display: none; }
  .day-today::before {
    grid-column: 1;
    position: static;
    display: block;
    margin-top: 2px;
  }
  .day-num-wrap { display: flex; flex-direction: column; }
  .day-dow {
    font-size: 11px;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
    display: block;
  }
  .day-num { font-size: 18px; }
  .events { margin-top: 0; }
  .day-bal {
    position: static;
    align-self: start;
    font-size: 13px;
  }
  .day-empty .events::before {
    content: 'No events';
    color: var(--text-faint);
    font-size: 12.5px;
    font-style: italic;
  }
}
@media (min-width: 701px) {
  .day-dow { display: none; }
}