/* ============================================================
   GRIZZLE BUDGET — Stylesheet
   Mobile-first · Fintech aesthetic · Clean & refined
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── Design Tokens ───────────────────────────────────────── */
:root {
  --income:          #16a34a;
  --income-bg:       #f0fdf4;
  --income-border:   #bbf7d0;
  --expense:         #dc2626;
  --expense-bg:      #fff5f5;
  --expense-border:  #fecaca;

  --neutral-50:      #fafafa;
  --neutral-100:     #f4f4f5;
  --neutral-200:     #e4e4e7;
  --neutral-300:     #d1d5db;
  --neutral-400:     #9ca3af;
  --neutral-500:     #6b7280;
  --neutral-700:     #374151;
  --neutral-900:     #111827;

  --accent:          #2563eb;
  --accent-light:    #eff6ff;

  --white:           #ffffff;
  --bg:              #f8f9fb;

  --radius-sm:       10px;
  --radius-md:       16px;
  --radius-lg:       22px;
  --radius-xl:       28px;

  --shadow-xs:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-sm:  0 2px 8px rgba(0,0,0,.07), 0 1px 3px rgba(0,0,0,.05);
  --shadow-md:  0 4px 18px rgba(0,0,0,.09), 0 2px 6px rgba(0,0,0,.05);

  --nav-h:           68px;
  --section-gap:     20px;
  --page-pad:        18px;

  --font-display:    'Syne', sans-serif;
  --font-body:       'DM Sans', sans-serif;

  --transition:      200ms cubic-bezier(.4,0,.2,1);
}

/* ── Keyframes ───────────────────────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slide-in {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--bg);
  color: var(--neutral-900);
  min-height: 100dvh;
  padding-bottom: calc(var(--nav-h) + 16px);
  -webkit-font-smoothing: antialiased;
}

/* ── Typography ──────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--font-display); line-height: 1.2; }
h1 { font-size: 1.5rem; font-weight: 800; }
h2 { font-size: 1.05rem; font-weight: 700; color: var(--neutral-700); }
h3 { font-size: .85rem; font-weight: 600; }

label, legend { font-size: .875rem; font-weight: 500; color: var(--neutral-700); }
small { font-size: .75rem; color: var(--neutral-400); }
p { line-height: 1.55; }

/* ── Header ──────────────────────────────────────────────── */
#app-header {
  background: var(--white);
  border-bottom: 1px solid var(--neutral-200);
  padding: 20px var(--page-pad) 18px;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255,255,255,.92);
}

#header-inner { max-width: 520px; margin: 0 auto; }

#app-title {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--neutral-900);
}

#app-title::before {
  content: '🐻';
  margin-right: 6px;
  font-size: 1.1rem;
}

#app-tagline {
  font-size: .78rem;
  color: var(--neutral-400);
  font-weight: 300;
  margin-top: 1px;
  font-style: italic;
}

/* ── Main ────────────────────────────────────────────────── */
#main-content {
  max-width: 520px;
  margin: 0 auto;
  padding: var(--section-gap) var(--page-pad);
  display: flex;
  flex-direction: column;
  gap: var(--section-gap);
}

/* ── Cards (shared) ──────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--neutral-200);
}

/* ── Monthly Summary ─────────────────────────────────────── */
#monthly-summary {}

#summary-heading { margin-bottom: 12px; }

#summary-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.summary-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 14px;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--neutral-200);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition), background-color 0.3s ease, border-color 0.3s ease;
}

.summary-card:hover  { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--neutral-300); }
.summary-card:active { transform: scale(.98); }

#card-balance {
  grid-column: 1 / -1;
  background: var(--neutral-900);
  border-color: var(--neutral-900);
}

#card-balance .card-label { color: rgba(255,255,255,.6); }
#card-balance .card-amount { color: var(--white); font-size: 1.6rem; }

.card-label {
  font-family: var(--font-body);
  font-size: .72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--neutral-400);
}

.card-amount {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--neutral-900);
}

#card-income .card-amount { color: var(--income); }
#card-expenses .card-amount { color: var(--expense); }

/* ── Add Transaction Section ─────────────────────────────── */
#add-transaction {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--neutral-200);
  padding: 22px 18px;
}

#transaction-form-heading { margin-bottom: 18px; }

#transaction-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

fieldset {
  border: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

legend { display: none; }

input[type="number"],
input[type="date"],
input[type="text"],
select,
textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 400;
  color: var(--neutral-900);
  background: var(--neutral-50);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
  background: var(--white);
}

input::placeholder, textarea::placeholder { color: var(--neutral-300); }
textarea { resize: none; line-height: 1.5; }

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

/* ── Radio Buttons (Type) ────────────────────────────────── */
#type-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

#type-options label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 10px;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  color: var(--neutral-500);
  background: var(--neutral-50);
  transition: all var(--transition);
  user-select: none;
}

#type-options input[type="radio"] { display: none; }

#type-options label:has(input:checked) { border-width: 2px; font-weight: 600; }
#label-income:has(input:checked)  { border-color: var(--income); background: var(--income-bg); color: var(--income); }
#label-expense:has(input:checked) { border-color: var(--expense); background: var(--expense-bg); color: var(--expense); }

#type-options label:active { transform: scale(.97); }

/* ── Notes char count ────────────────────────────────────── */
#notes-char-count {
  text-align: right;
  display: block;
}

/* ── Form Actions ────────────────────────────────────────── */
#form-actions {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  margin-top: 4px;
}

button {
  font-family: var(--font-body);
  font-size: .875rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 13px 20px;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: .01em;
}

button:active { transform: scale(.97); }

#btn-clear-form {
  background: var(--neutral-100);
  color: var(--neutral-500);
  border: 1.5px solid var(--neutral-200);
  padding: 13px 16px;
}

#btn-clear-form:hover { background: var(--neutral-200); color: var(--neutral-700); }

#btn-submit-transaction {
  background: var(--neutral-900);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(0,0,0,.18);
}

#btn-submit-transaction:hover { background: #1f2937; box-shadow: 0 4px 16px rgba(0,0,0,.22); }

#form-feedback {
  font-size: .82rem;
  font-weight: 500;
  min-height: 20px;
  display: block;
  text-align: center;
}

/* ── Transaction List Section ────────────────────────────── */
#transaction-list-section {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--neutral-200);
  overflow: hidden;
}

#transaction-list-header {
  padding: 20px 18px 14px;
  border-bottom: 1px solid var(--neutral-100);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

#transaction-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

#transaction-controls label { display: none; }

#transaction-controls select {
  font-size: .8rem;
  padding: 9px 30px 9px 11px;
}

#filter-month    { grid-column: 1 / -1; }
#sort-transactions { grid-column: 1 / -1; }

#transaction-count {
  font-size: .78rem;
  font-weight: 500;
  color: var(--neutral-400);
  text-transform: uppercase;
  letter-spacing: .06em;
  padding: 0 18px 10px;
}

#empty-state {
  padding: 48px 24px 40px;
  text-align: center;
  color: var(--neutral-400);
  font-size: .9rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  animation: fade-up 350ms both;
}

#empty-state::before {
  content: '';
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--neutral-100);
  border: 2px dashed var(--neutral-300);
  display: block;
}

#empty-state::after {
  content: 'No transactions yet — add one above.';
  font-size: .85rem;
  color: var(--neutral-400);
}

#empty-state[hidden] { display: none; }

/* ── Transaction List ────────────────────────────────────── */
#transaction-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.transaction-item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 2px 12px;
  align-items: start;
  padding: 14px 18px;
  border-top: 1px solid var(--neutral-100);
  transition: background-color var(--transition), border-color 0.3s ease;
  position: relative;
}

.transaction-item:first-child { border-top: none; }
.transaction-item:hover  { background: var(--neutral-50); }
.transaction-item:active { background: var(--neutral-100); }
.transaction-item { animation: slide-in 280ms both; }

/* Left coloured accent strip */
.transaction-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 0 3px 3px 0;
}

.transaction-item[data-type="income"]::before  { background: var(--income); }
.transaction-item[data-type="expense"]::before { background: var(--expense); }

.transaction-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  grid-column: 1;
  grid-row: 1;
}

.transaction-category {
  font-size: .875rem;
  font-weight: 600;
  color: var(--neutral-900);
  text-transform: capitalize;
}

.transaction-date {
  font-size: .75rem;
  color: var(--neutral-400);
  font-weight: 400;
}

.transaction-recurring {
  font-size: .65rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid rgba(37,99,235,.15);
  border-radius: 4px;
  padding: 2px 6px;
  letter-spacing: .02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.transaction-notes {
  grid-column: 1;
  grid-row: 2;
  font-size: .78rem;
  color: var(--neutral-400);
  font-style: italic;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

.transaction-actions {
  grid-column: 2;
  grid-row: 1 / 3;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.transaction-amount {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.01em;
}

[data-type="income"]  .transaction-amount { color: var(--income); }
[data-type="expense"] .transaction-amount { color: var(--expense); }

[data-type="income"]  .transaction-amount::before { content: '+'; }
[data-type="expense"] .transaction-amount::before { content: '−'; }

.transaction-actions div,
.transaction-item > div:last-child {
  display: flex;
  gap: 4px;
}

.btn-edit-transaction,
.btn-delete-transaction {
  padding: 5px 10px;
  font-size: .72rem;
  font-weight: 600;
  border-radius: 6px;
  letter-spacing: .02em;
}

.btn-edit-transaction {
  background: var(--neutral-100);
  color: var(--neutral-500);
  border: 1px solid var(--neutral-200);
}

.btn-edit-transaction:hover { background: var(--neutral-200); }

.btn-delete-transaction {
  background: var(--expense-bg);
  color: var(--expense);
  border: 1px solid var(--expense-border);
}

.btn-delete-transaction:hover { background: #fee2e2; }

/* ── Load More ───────────────────────────────────────────── */
#load-more-wrapper {
  padding: 14px 18px;
  border-top: 1px solid var(--neutral-100);
}

#btn-load-more {
  width: 100%;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--neutral-200);
  font-size: .85rem;
}

#btn-load-more:hover { background: var(--accent-light); border-color: var(--accent); }

/* ── Bottom Navigation ───────────────────────────────────── */
#bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--neutral-200);
  z-index: 200;
  box-shadow: 0 -4px 24px rgba(0,0,0,.07);
}

#bottom-nav-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  height: 100%;
  max-width: 520px;
  margin: 0 auto;
}

.nav-item { height: 100%; }

.nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 100%;
  text-decoration: none;
  color: var(--neutral-400);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  transition: color var(--transition);
  position: relative;
}

.nav-link[aria-current="page"] { color: var(--neutral-900); }

.nav-link[aria-current="page"]::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 3px;
  background: var(--neutral-900);
  border-radius: 0 0 4px 4px;
}

.nav-icon {
  font-size: 1.3rem;
  line-height: 1;
  display: block;
}

.nav-label { display: block; }

.nav-link:hover { color: var(--neutral-700); }

/* ── Analytics & Settings Pages ─────────────────────────── */
#analytics,
#settings {
  max-width: 520px;
  margin: 0 auto;
  padding: var(--section-gap) var(--page-pad);
}

/* ── Analytics Controls ──────────────────────────────────── */
#analytics-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

#analytics-controls label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}

#analytics-controls select {
  font-size: .8rem;
  padding: 9px 30px 9px 11px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  cursor: pointer;
}

/* ── Analytics Charts ────────────────────────────────────── */
#analytics-charts {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 16px 0;
}

.chart-title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--neutral-400);
  margin-bottom: 12px;
}

.chart-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-xs);
  padding: 18px 16px 14px;
}

#analytics-chart-placeholder,
#analytics-bar-placeholder {
  position: relative;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#analytics-chart-placeholder[data-empty="true"]::after {
  content: 'No expense data yet';
  font-size: .8rem;
  color: var(--neutral-400);
  font-style: italic;
}

#analytics-chart-placeholder canvas,
#analytics-bar-placeholder canvas {
  max-width: 100%;
}

#analytics-breakdown {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
}

#analytics-breakdown dt,
#analytics-breakdown dd {
  padding: 13px 18px;
}

#analytics-breakdown dt {
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--neutral-400);
  border-top: 1px solid var(--neutral-100);
  background: var(--neutral-50);
}

#analytics-breakdown dt:first-child { border-top: none; }

#analytics-breakdown dd {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--neutral-900);
  border-top: 1px solid var(--neutral-100);
}

/* Settings */
#settings-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

#settings-form fieldset {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-xs);
  padding: 18px;
  gap: 10px;
}

#settings-form legend {
  display: block;
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--neutral-400);
  margin-bottom: 10px;
}

/* ── Dark Mode Transition ─ applied to all key containers ─── */
body,
#app-header,
#bottom-nav,
#add-transaction,
#transaction-list-section,
#transaction-list-header,
.chart-card,
#analytics-breakdown,
#analytics-breakdown dt,
#analytics-breakdown dd,
#settings-form fieldset,
dialog,
input[type="number"],
input[type="date"],
input[type="text"],
select,
textarea {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* ── Dark Mode Toggle Switch ─────────────────────────────── */
#fieldset-theme { gap: 0; }

#dark-mode-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
}

#dark-mode-row-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#dark-mode-row-label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--neutral-700);
  transition: color 0.3s ease;
}

#dark-mode-row-hint {
  font-size: .75rem;
  color: var(--neutral-400);
  transition: color 0.3s ease;
}

#dark-mode-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 28px;
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  border-radius: 999px;
}

#toggle-dark-mode { display: none; }

#dark-mode-track {
  position: absolute;
  inset: 0;
  background: var(--neutral-200);
  border-radius: 999px;
  transition: background 0.3s ease;
}

#dark-mode-track::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 4px;
  width: 20px;
  height: 20px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 1px 4px rgba(0,0,0,.25);
  transition: transform 0.3s cubic-bezier(.4,0,.2,1);
}

#toggle-dark-mode:checked + #dark-mode-track { background: #4f46e5; }
#toggle-dark-mode:checked + #dark-mode-track::after { transform: translateX(20px); }

#fieldset-data {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#fieldset-data button {
  width: 100%;
  text-align: left;
  padding: 12px 16px;
  background: var(--neutral-50);
  color: var(--neutral-700);
  border: 1.5px solid var(--neutral-200);
  font-size: .875rem;
  font-weight: 500;
}

#fieldset-data button:hover { background: var(--neutral-100); }

#btn-clear-data {
  color: var(--expense) !important;
  background: var(--expense-bg) !important;
  border-color: var(--expense-border) !important;
}

#btn-clear-data:hover { background: #fee2e2 !important; }

#settings-actions { margin-top: 4px; }

#btn-save-settings {
  width: 100%;
  background: var(--neutral-900);
  color: var(--white);
  padding: 15px;
  font-size: .95rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 10px rgba(0,0,0,.15);
}

#btn-save-settings:hover { background: #1f2937; }

#settings-feedback,
#form-feedback {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  min-height: 18px;
  text-align: center;
  margin-top: 4px;
}

/* ── Modals ──────────────────────────────────────────────── */
dialog {
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,.2), 0 4px 16px rgba(0,0,0,.08);
  padding: 28px 24px;
  max-width: 340px;
  width: calc(100% - 40px);
  background: var(--white);
  animation: dialog-in 200ms cubic-bezier(.34,1.56,.64,1) both;
}

@keyframes dialog-in {
  from { transform: scale(.92) translateY(8px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

dialog::backdrop {
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

dialog h2 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

dialog p {
  font-size: .875rem;
  color: var(--neutral-500);
  margin-bottom: 22px;
}

#modal-delete-actions,
#edit-form-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

#btn-cancel-delete,
#btn-cancel-edit {
  background: var(--neutral-100);
  color: var(--neutral-700);
  border: 1.5px solid var(--neutral-200);
}

#btn-confirm-delete {
  background: var(--expense);
  color: var(--white);
}

#btn-confirm-delete:hover { background: #b91c1c; }

#btn-save-edit {
  background: var(--neutral-900);
  color: var(--white);
}

/* Edit modal form fields */
#edit-transaction-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

#edit-transaction-form label {
  font-size: .8rem;
  margin-bottom: -6px;
  display: block;
}

/* ── Toast ───────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: calc(var(--nav-h) + 12px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  pointer-events: none;
  width: max-content;
  max-width: calc(100vw - 40px);
}

#toast-message {
  background: var(--neutral-900);
  color: var(--white);
  padding: 11px 20px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 500;
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
  text-align: center;
}

/* ── Budget Status Section ───────────────────────────────── */
#budget-status { display: flex; flex-direction: column; gap: 10px; }
#budget-status-heading { margin-bottom: 2px; }

#budget-empty-state {
  font-size: .875rem;
  color: var(--neutral-400);
  font-style: italic;
  text-align: center;
  padding: 18px 0 4px;
}

#budget-empty-state a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

#budget-status-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.budget-item {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-xs);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.budget-item:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.budget-item.budget-warn { border-color: #fde68a; background: #fffbeb; }
.budget-item.budget-over { border-color: var(--expense-border); background: var(--expense-bg); }

.budget-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.budget-cat-name {
  font-size: .875rem;
  font-weight: 600;
  color: var(--neutral-900);
}

.budget-remaining {
  font-size: .8rem;
  font-weight: 600;
  color: var(--income);
  white-space: nowrap;
}

.budget-over .budget-remaining { color: var(--expense); }
.budget-warn .budget-remaining { color: #b45309; }

.budget-bar-track {
  height: 7px;
  background: var(--neutral-100);
  border-radius: 999px;
  overflow: hidden;
}

.budget-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--income);
  transition: width 400ms cubic-bezier(.4,0,.2,1);
}

.budget-warn .budget-bar-fill  { background: #f59e0b; }
.budget-over .budget-bar-fill  { background: var(--expense); }

/* ── Spending Alert Banner ───────────────────────────────── */
#spending-alerts {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 var(--page-pad);
  margin-bottom: 4px;
}

.alert-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  font-weight: 500;
  animation: fade-up var(--transition) both;
}

.alert-item.alert-over {
  background: var(--expense-bg);
  border: 1px solid var(--expense-border);
  color: var(--expense);
}

.alert-item.alert-warn {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #b45309;
}

.alert-icon { font-size: 1rem; flex-shrink: 0; }
.alert-text { flex: 1; }
.alert-text strong { font-weight: 600; }

/* ── TD Import Reminder Banner ───────────────────────────── */
#import-reminder {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 var(--page-pad);
  margin-bottom: 4px;
}

.alert-item.alert-info {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.reminder-import-btn {
  flex-shrink: 0;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1.5px solid currentColor;
  background: transparent;
  color: inherit;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
}

.reminder-dismiss-btn {
  flex-shrink: 0;
  background: none;
  border: none;
  color: inherit;
  opacity: .6;
  font-size: 1rem;
  cursor: pointer;
  padding: 0 2px;
  line-height: 1;
}

#import-reminder-hint {
  margin: 6px 0 0;
  font-size: .8rem;
  color: var(--muted);
}

/* ─────────────────────────────────────────────────────────── */

.budget-item-footer {
  display: flex;
  justify-content: space-between;
  font-size: .75rem;
  color: var(--neutral-400);
}

/* ── Budget Settings Inputs ──────────────────────────────── */
#budgets-hint {
  font-size: .78rem;
  color: var(--neutral-400);
  font-style: italic;
  margin-bottom: 4px;
}

#budget-inputs-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.budget-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
}

.budget-input-row label {
  font-size: .875rem;
  font-weight: 500;
  color: var(--neutral-700);
}

.budget-input-row input {
  width: 110px;
  text-align: right;
  padding: 9px 12px;
  font-size: .875rem;
}

/* ── Dark Mode ───────────────────────────────────────────── */
body.dark-mode {
  --bg:             #121212;
  --white:          #1e1e1e;
  --neutral-50:     #1e1e1e;
  --neutral-100:    #252525;
  --neutral-200:    #2a2a2a;
  --neutral-300:    #3a3a3a;
  --neutral-400:    #6b7280;
  --neutral-500:    #9ca3af;
  --neutral-700:    #d1d5db;
  --neutral-900:    #f1f1f1;

  --income:         #4ade80;
  --income-bg:      rgba(74,222,128,.08);
  --income-border:  rgba(74,222,128,.22);

  --expense:        #f87171;
  --expense-bg:     rgba(248,113,113,.08);
  --expense-border: rgba(248,113,113,.22);

  --accent:         #60a5fa;
  --accent-light:   rgba(96,165,250,.12);

  --shadow-xs: 0 1px 3px rgba(0,0,0,.5);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.6);
  --shadow-md: 0 4px 18px rgba(0,0,0,.7);
}

/* Header & nav use hardcoded rgba — override explicitly */
body.dark-mode #app-header {
  background: rgba(18,18,18,.95);
  border-bottom-color: #2a2a2a;
}

body.dark-mode #bottom-nav {
  background: rgba(18,18,18,.97);
  border-top-color: #2a2a2a;
}

/* Balance card inverts — keep it dark in dark mode */
body.dark-mode #card-balance {
  background: #2a2a2a;
  border-color: #3a3a3a;
}

/* Spending alert banner dark mode */
body.dark-mode .alert-item.alert-over {
  background: rgba(220,38,38,.12);
  border-color: rgba(220,38,38,.3);
  color: #f87171;
}
body.dark-mode .alert-item.alert-warn {
  background: rgba(245,158,11,.1);
  border-color: rgba(245,158,11,.3);
  color: #fbbf24;
}
body.dark-mode .alert-item.alert-info {
  background: rgba(59,130,246,.1);
  border-color: rgba(59,130,246,.3);
  color: #93c5fd;
}

/* Budget warn uses hardcoded amber — override */
body.dark-mode .budget-item.budget-warn {
  background: rgba(245,158,11,.1);
  border-color: rgba(245,158,11,.3);
}

body.dark-mode .budget-warn .budget-remaining { color: #fbbf24; }

/* Toast uses neutral-900 bg — keep dark in dark mode */
body.dark-mode #toast-message {
  background: #2a2a2a;
  color: #f1f1f1;
  border: 1px solid #3a3a3a;
}

/* Scrollbar (Webkit) */
body.dark-mode ::-webkit-scrollbar-track { background: #1e1e1e; }
body.dark-mode ::-webkit-scrollbar-thumb { background: #3a3a3a; }

/* ── Responsive tweaks (≥ 480px) ────────────────────────── */
@media (min-width: 480px) {
  #summary-cards { grid-template-columns: 1fr 1fr 1fr; }
  #card-balance { grid-column: auto; }
  #card-balance .card-amount { font-size: 1.35rem; }

  #transaction-controls { grid-template-columns: 1fr 1fr 1fr; }
  #sort-transactions { grid-column: auto; }

  #form-actions { grid-template-columns: auto 1fr; }
}

@media (min-width: 520px) {
  body { padding-bottom: calc(var(--nav-h) + 24px); }
  #main-content { padding: 24px 20px; }
}

/* ── TD Bank CSV Import ──────────────────────────────────── */

#btn-import-td-csv {
  color: var(--accent) !important;
  font-weight: 600 !important;
}

#modal-td-import {
  max-width: 540px;
  width: calc(100% - 40px);
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px 20px 20px;
}

.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--neutral-400);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  line-height: 1;
}
.modal-close-btn:hover { background: var(--neutral-100); color: var(--neutral-700); }

/* Drop zone */
#td-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  border: 2px dashed var(--neutral-300);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  margin: 16px 0 12px;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
#td-dropzone:hover,
#td-dropzone.drag-over {
  border-color: var(--accent);
  background: var(--accent-light);
}

.td-dropzone-icon { font-size: 2rem; line-height: 1; }
.td-dropzone-text { font-weight: 500; margin: 0; color: var(--neutral-700); }
.td-dropzone-or   { font-size: .8rem; color: var(--neutral-400); }

#td-dropzone button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 20px;
  font-size: .875rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
}
#td-dropzone button:hover { background: #1d4ed8; }

#td-import-hint {
  font-size: .78rem;
  color: var(--neutral-400);
  text-align: center;
  margin: 0;
}

/* Column mapper */
#td-col-map {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}

.td-map-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 8px;
}

.td-map-row label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--neutral-700);
}

.td-map-hint {
  font-weight: 400;
  color: var(--neutral-400);
  font-size: .78rem;
}

.td-map-row select {
  padding: 7px 10px;
  font-size: .85rem;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--neutral-900);
  font-family: var(--font-body);
}

/* Preview table */
#td-preview-heading {
  font-weight: 600;
  font-size: .85rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin: 0 0 8px;
}

#td-preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
  margin-bottom: 6px;
}

#td-preview-table th {
  text-align: left;
  padding: 5px 8px;
  background: var(--neutral-100);
  color: var(--neutral-500);
  font-weight: 600;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

#td-preview-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--neutral-100);
  color: var(--neutral-700);
}

.td-preview-desc {
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.td-col-income  { color: var(--income);  font-weight: 600; }
.td-col-expense { color: var(--expense); font-weight: 600; }

#td-preview-more {
  font-size: .78rem;
  color: var(--neutral-400);
  margin: 4px 0 0;
}

.td-preview-empty {
  font-size: .85rem;
  color: var(--neutral-400);
  text-align: center;
  padding: 16px 0;
}

#td-import-count {
  font-size: .875rem;
  font-weight: 600;
  color: var(--neutral-700);
  margin: 12px 0 4px;
}

#td-import-dupe-note {
  font-size: .78rem;
  color: var(--neutral-400);
  margin: 0 0 12px;
}

#td-import-actions {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  margin-top: 14px;
}

#btn-td-cancel {
  background: var(--neutral-100);
  color: var(--neutral-700);
  border: none;
  border-radius: var(--radius-sm);
  padding: 11px 20px;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--font-body);
}
#btn-td-cancel:hover { background: var(--neutral-200); }

#btn-td-confirm {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 11px 16px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  transition: background var(--transition);
}
#btn-td-confirm:hover { background: #1d4ed8; }

/* Dark mode */
.dark-mode #td-dropzone             { border-color: #374151; }
.dark-mode #td-dropzone:hover,
.dark-mode #td-dropzone.drag-over   { border-color: var(--accent); background: #1e3a5f; }
.dark-mode .td-map-row select       { background: #1f2937; border-color: #374151; color: #f9fafb; }
.dark-mode #td-preview-table th     { background: #1f2937; color: #9ca3af; }
.dark-mode #td-preview-table td     { border-color: #374151; color: #d1d5db; }
.dark-mode #btn-td-cancel           { background: #374151; color: #f9fafb; }
.dark-mode #btn-td-cancel:hover     { background: #4b5563; }