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

:root {
  --bg-base: #0a0e1a;
  --bg-elev: #131826;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e7eaf2;
  --text-dim: #9aa3b8;
  --text-faint: #6b7388;
  --cyan: #00d4ff;
  --pink: #ff6b9d;
  --purple: #a855f7;
  --green: #22c55e;
  --orange: #ffa500;
  --red: #ef4444;
  --yellow: #f59e0b;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --radius: 16px;
  --radius-sm: 10px;
}

html, body {
  min-height: 100vh;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ─── Background effects ─── */
.bg-gradient {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at top left, rgba(0, 212, 255, 0.08), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(168, 85, 247, 0.08), transparent 50%),
    linear-gradient(180deg, #0a0e1a 0%, #0f1320 100%);
  z-index: -2;
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
  z-index: -1;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}
.bg-orb-1 {
  width: 400px; height: 400px;
  background: var(--cyan);
  top: -100px; left: -100px;
}
.bg-orb-2 {
  width: 500px; height: 500px;
  background: var(--purple);
  bottom: -150px; right: -150px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

/* ─── Glassmorphism ─── */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(24px) saturate(150%);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
}

/* ─── Layout ─── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  border-top: none;
  border-left: none;
  border-right: none;
  background: rgba(10, 14, 26, 0.7);
  min-width: 0;
}
.topbar-actions { min-width: 0; }

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-icon {
  font-size: 32px;
  filter: drop-shadow(0 0 12px var(--cyan));
}
.brand-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.brand-sub {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: -2px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.month-select {
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 9px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
  min-width: 160px;
}
.month-select:hover { border-color: var(--cyan); }
.month-select option { background: var(--bg-elev); }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* ─── Cards ─── */
.card {
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  min-width: 0;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.card-header h2 {
  font-size: 17px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-subtitle {
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 16px;
}

.month-label {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  text-transform: capitalize;
}

/* ─── Income card ─── */
.income-card {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(168, 85, 247, 0.04));
  border: 1px solid rgba(0, 212, 255, 0.2);
  margin-bottom: 24px;
}

.income-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 8px;
  min-width: 0;
}
.currency {
  position: absolute;
  left: 20px;
  font-size: 28px;
  font-weight: 600;
  color: var(--cyan);
  pointer-events: none;
}
.income-input {
  width: 100%;
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 18px 20px 18px 48px;
  border-radius: var(--radius-sm);
  font-size: 32px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.income-input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.hint {
  color: var(--text-faint);
  font-size: 12px;
  margin-top: 8px;
}

/* ─── Grid 2 cols ─── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.grid-2 > * { min-width: 0; }
@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* ─── Expense list ─── */
.expense-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  max-height: 280px;
  overflow-y: auto;
  padding-right: 4px;
}
.expense-list::-webkit-scrollbar { width: 6px; }
.expense-list::-webkit-scrollbar-track { background: transparent; }
.expense-list::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.expense-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s;
  min-width: 0;
}
.expense-item:hover { border-color: var(--border-strong); }
.expense-item .name {
  flex: 1 1 0;
  min-width: 0;
  font-size: 14px;
  font-weight: 500;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 4px;
  border-radius: 6px;
  font-family: inherit;
}
.expense-item .name:hover, .expense-item .name:focus {
  background: rgba(255,255,255,0.05);
  outline: none;
}
.expense-item .amount {
  width: 110px;
  background: transparent;
  border: none;
  color: var(--cyan);
  text-align: right;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 14px;
  padding: 4px 8px;
  border-radius: 6px;
}
.expense-item .amount:hover, .expense-item .amount:focus {
  background: rgba(255,255,255,0.05);
  outline: none;
}
.expense-item .delete {
  background: transparent;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 18px;
  padding: 4px 8px;
  border-radius: 6px;
  transition: all 0.15s;
}
.expense-item .delete:hover {
  color: var(--red);
  background: rgba(239, 68, 68, 0.1);
}

.empty-list {
  color: var(--text-faint);
  font-size: 13px;
  text-align: center;
  padding: 24px 0;
  font-style: italic;
}

/* ─── Add form ─── */
.add-form {
  display: flex;
  gap: 8px;
  align-items: stretch;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  min-width: 0;
}
.add-form input[type=text], .add-form input[type=number] {
  flex: 1 1 0;
  min-width: 0;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
}
.add-form input[type=number] {
  max-width: 110px;
  font-family: 'JetBrains Mono', monospace;
  text-align: right;
}
.add-form input:focus {
  outline: none;
  border-color: var(--cyan);
}

.add-form-cat {
  flex-wrap: wrap;
}
.add-form-cat .icon-input {
  flex: 0 0 60px;
  max-width: 60px;
  text-align: center;
  font-size: 18px;
}
.add-form-cat .name-input { flex: 1 1 200px; }
.add-form-cat .pct-input {
  flex: 0 0 80px;
  max-width: 80px;
}
.add-form-cat .color-input {
  flex: 0 0 50px;
  max-width: 50px;
  width: 50px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-strong);
  cursor: pointer;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { background: rgba(255,255,255,0.1); }
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #0099cc);
  border-color: transparent;
  color: #0a0e1a;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #1ad8ff, #00b4ee);
  box-shadow: 0 6px 24px rgba(0, 212, 255, 0.4);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface-strong); }

.btn-icon {
  padding: 9px 14px;
  font-size: 16px;
  font-weight: 600;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 15px;
}

.btn-danger {
  color: var(--red);
}
.btn-danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--red);
}

/* ─── Badges ─── */
.badge {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(0, 212, 255, 0.15);
  color: var(--cyan);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}
.badge-pink {
  background: rgba(255, 107, 157, 0.15);
  color: var(--pink);
}

/* ─── Stats ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

.stat-card {
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.stat-highlight {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), rgba(0, 212, 255, 0.05));
  border-color: rgba(34, 197, 94, 0.3);
}
.stat-label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  margin-bottom: 6px;
}
.stat-value {
  font-size: 22px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
}
.stat-positive { color: var(--green); }
.stat-negative { color: var(--orange); }

/* ─── Categories grid ─── */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.cat-card {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
  min-width: 0;
}
.cat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cat-color, var(--cyan)), transparent);
  opacity: 0.05;
  pointer-events: none;
}
.cat-card:hover {
  border-color: var(--cat-color, var(--cyan));
  transform: translateY(-2px);
}

.cat-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
}
.cat-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  min-width: 0;
  flex: 1 1 0;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cat-name > span:last-child {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cat-icon {
  font-size: 20px;
}
.cat-pct-input {
  width: 70px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  text-align: right;
}
.cat-pct-input:focus { outline: none; border-color: var(--cat-color, var(--cyan)); }

.cat-allocated {
  font-size: 13px;
  color: var(--text-dim);
}
.cat-allocated strong {
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  font-weight: 700;
}

.cat-spent-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.cat-spent-row label {
  font-size: 12px;
  color: var(--text-dim);
  flex-shrink: 0;
}
.cat-spent-input {
  flex: 1 1 0;
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 8px 10px;
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  text-align: right;
}
.cat-spent-input:focus { outline: none; border-color: var(--cat-color, var(--cyan)); }

.cat-progress {
  height: 6px;
  background: rgba(255,255,255,0.05);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 4px;
}
.cat-progress-fill {
  height: 100%;
  background: var(--cat-color, var(--cyan));
  border-radius: 999px;
  transition: width 0.4s ease;
}
.cat-progress-fill.over { background: var(--red); }

.cat-savings {
  font-size: 12px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}
.cat-savings.positive { color: var(--green); }
.cat-savings.negative { color: var(--red); }

/* ─── Allocation status ─── */
.alloc-status {
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  font-family: 'JetBrains Mono', monospace;
}
.alloc-status.ok {
  background: rgba(34, 197, 94, 0.15);
  color: var(--green);
}
.alloc-status.warn {
  background: rgba(245, 158, 11, 0.15);
  color: var(--yellow);
}
.alloc-status.over {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
}

/* ─── Empty state ─── */
.empty-state {
  text-align: center;
  padding: 80px 24px;
}
.empty-icon {
  font-size: 80px;
  margin-bottom: 16px;
  opacity: 0.6;
}
.empty-state h2 {
  font-size: 24px;
  margin-bottom: 8px;
}
.empty-state p {
  color: var(--text-dim);
  margin-bottom: 24px;
}

/* ─── Modal ─── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.2s ease;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 26, 0.75);
  backdrop-filter: blur(8px);
}
.modal-content {
  position: relative;
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 28px;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s ease;
}
.modal-lg {
  max-width: 720px;
}
.modal-content h2 {
  font-size: 20px;
  margin-bottom: 16px;
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.modal-head h2 { margin-bottom: 0; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Form ─── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.form-field {
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
}
.form-field input, .form-field select {
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
}
.form-field input:focus, .form-field select:focus {
  outline: none;
  border-color: var(--cyan);
}
.form-field select option { background: var(--bg-elev); }
.checkbox-label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
}

/* ─── History ─── */
.history-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 12px;
}
.history-table th, .history-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.history-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.history-table td.num {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  text-align: right;
}
.history-row {
  cursor: pointer;
  transition: background 0.15s;
}
.history-row:hover {
  background: var(--surface-strong);
}

/* ─── Master categories list ─── */
.cat-master-row {
  display: grid;
  grid-template-columns: 50px 1fr 80px 50px auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
}
.cat-master-row input[type=text],
.cat-master-row input[type=number] {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  padding: 6px 8px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
}
.cat-master-row input:hover, .cat-master-row input:focus {
  background: rgba(255,255,255,0.05);
  border-color: var(--border-strong);
  outline: none;
}
.cat-master-row input[type=color] {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
}
.cat-master-row .icon-input { text-align: center; font-size: 18px; }
.cat-master-row .pct-input { text-align: right; font-family: 'JetBrains Mono', monospace; }

/* ─── Toast ─── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 200;
  font-size: 14px;
  font-weight: 500;
  animation: slideUp 0.2s ease;
}
.toast.error { border-color: var(--red); color: var(--red); }
.toast.success { border-color: var(--green); color: var(--green); }

/* ─── Utils ─── */
.hidden { display: none !important; }

/* ─── Auth (login / signup) ─── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.auth-brand .brand-title { font-size: 22px; }

.auth-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}
.auth-sub {
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 22px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.auth-form .form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.auth-form label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-faint);
  font-weight: 600;
}
.auth-form input[type=text],
.auth-form input[type=password] {
  background: var(--surface-strong);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.auth-form input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.auth-error {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
  font-size: 13px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
}

.auth-submit {
  width: 100%;
  margin-top: 4px;
}
.auth-submit:disabled {
  opacity: 0.7;
  cursor: progress;
}

.auth-foot {
  text-align: center;
  color: var(--text-faint);
  font-size: 12px;
  margin-top: 18px;
  min-height: 16px;
}

@media (max-width: 600px) {
  .auth-card { padding: 24px 20px; }
}

/* ─── Touch device tweaks (hover-less pointers) ─── */
@media (hover: none) {
  .cat-card:hover { transform: none; border-color: var(--border); }
  .btn:hover { background: var(--surface-strong); box-shadow: none; }
  .btn-primary:hover {
    background: linear-gradient(135deg, var(--cyan), #0099cc);
    box-shadow: 0 4px 16px rgba(0, 212, 255, 0.3);
  }
  .history-row:hover { background: transparent; }
  .expense-item:hover { border-color: var(--border); }
}

/* ─── Mobile tweaks ─── */
@media (max-width: 600px) {
  /* Layout & paddings */
  body { padding-bottom: env(safe-area-inset-bottom); }
  .container { padding: 16px 12px 64px; }
  .card { padding: 16px; border-radius: 12px; }
  .grid-2 { gap: 14px; margin-bottom: 16px; }

  /* Topbar: brand + actions on two rows, actions in a horizontal scroll */
  .topbar {
    padding: 10px 14px;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: calc(10px + env(safe-area-inset-top));
  }
  .brand-sub { display: none; }
  .brand-icon { font-size: 26px; }
  .brand-title { font-size: 16px; }
  .topbar-actions {
    width: 100%;
    gap: 6px;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .topbar-actions::-webkit-scrollbar { display: none; }
  .month-select {
    min-width: 110px;
    flex: 1 1 auto;
    font-size: 16px;
    padding: 10px 12px;
  }

  /* Buttons: bigger touch targets, compact icon-only mode */
  .btn { min-height: 44px; padding: 10px 14px; font-size: 14px; }
  .btn-icon { padding: 10px 12px; min-width: 44px; }
  .btn-icon-only {
    padding: 10px;
    min-width: 44px;
    font-size: 18px;
    flex-shrink: 0;
  }
  .btn-lg { min-height: 52px; padding: 14px 22px; font-size: 15px; }
  .btn-text { display: none; }
  #btn-new-month { padding: 10px 14px; font-size: 18px; flex-shrink: 0; }

  /* Inputs: 16px to prevent iOS zoom on focus */
  .form-field input,
  .form-field select,
  .add-form input[type=text],
  .add-form input[type=number],
  .auth-form input[type=text],
  .auth-form input[type=password],
  .expense-item .name,
  .expense-item .amount,
  .cat-pct-input,
  .cat-spent-input,
  .cat-master-row input[type=text],
  .cat-master-row input[type=number] {
    font-size: 16px;
  }
  .income-input { font-size: 26px; padding: 14px 16px 14px 44px; }
  .currency { font-size: 22px; left: 16px; }

  /* Stats grid */
  .stats-grid { gap: 10px; margin-bottom: 16px; }
  .stat-card { padding: 14px 16px; }
  .stat-label { font-size: 11px; }
  .stat-value { font-size: 18px; }

  /* Categories grid: single column on mobile */
  .categories-grid { grid-template-columns: 1fr; gap: 12px; }
  .cat-card { padding: 14px; }
  .cat-pct-input { width: 84px; padding: 8px 10px; }
  .cat-spent-input { padding: 10px 12px; }

  /* Add forms: keep single line but give amount enough room */
  .add-form { gap: 6px; }
  .add-form input[type=text] { flex: 2 1 0; min-width: 0; padding: 11px 12px; }
  .add-form input[type=number] {
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
    padding: 11px 10px;
  }
  .add-form .btn-icon { flex: 0 0 auto; min-height: 44px; }

  /* New-category form: 2 rows on mobile */
  .add-form-cat {
    display: grid;
    grid-template-columns: 56px 1fr 80px 56px 48px;
    gap: 6px;
  }
  .add-form-cat input,
  .add-form-cat .btn { width: 100%; min-width: 0; }
  .add-form-cat input[type=color] { padding: 0; height: 44px; }

  /* Expense items: stack name + amount if tight */
  .expense-item { padding: 10px; gap: 6px; }
  .expense-item .amount { width: 100px; }
  .expense-item .delete { padding: 8px 10px; min-width: 36px; }

  /* Modals: nearly full-width, tighter padding, scroll inside */
  .modal { padding: 12px; align-items: flex-start; }
  .modal-content {
    padding: 18px;
    max-height: calc(100vh - 24px);
    max-height: calc(100dvh - 24px);
    border-radius: 14px;
  }
  .modal-content h2 { font-size: 18px; }
  .modal-actions { flex-direction: column-reverse; gap: 8px; }
  .modal-actions .btn { width: 100%; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  /* History table: horizontal scroll container */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -18px;
    padding: 0 18px;
  }
  .history-table { min-width: 720px; }
  .history-table th,
  .history-table td { padding: 10px 8px; font-size: 12px; }

  /* Master categories list: icon+name+trash on row 1, pct+color on row 2 */
  .cat-master-row {
    grid-template-columns: 48px 1fr 44px;
    grid-template-areas:
      "icon name trash"
      "pct  pct  color";
    gap: 8px;
  }
  .cat-master-row > *:nth-child(n+3) { grid-column: auto; }
  .cat-master-row .icon-input { grid-area: icon; }
  .cat-master-row .name-input { grid-area: name; }
  .cat-master-row .pct-input { grid-area: pct; }
  .cat-master-row .color-input { grid-area: color; width: 44px; height: 44px; }
  .cat-master-row .btn-danger { grid-area: trash; }

  /* Toast: align to safe area */
  .toast {
    bottom: calc(16px + env(safe-area-inset-bottom));
    left: 16px;
    right: 16px;
    transform: none;
    text-align: center;
  }

  /* Auth card: account for dynamic viewport */
  .auth-wrap { min-height: 100vh; min-height: 100dvh; padding: 24px 16px; }
  .auth-card { padding: 24px 20px; }
}

/* ─── Extra-small phones (≤360px) ─── */
@media (max-width: 360px) {
  .container { padding: 14px 10px 56px; }
  .topbar { padding: 8px 12px; }
  .income-input { font-size: 22px; padding: 12px 14px 12px 40px; }
  .month-select { font-size: 14px; padding: 9px 10px; }
  .add-form-cat { grid-template-columns: 48px 1fr 70px 44px 44px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}