:root {
  --bg: #0b0c0f;
  --surface: #12141a;
  --elev: #171a21;
  --text: #e6e7eb;
  --muted: #a6adbb;
  --primary: #6ee7b7;
  --danger: #ef7070;
  --border: #232734;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

/* Light mode */
html.light {
  --bg: #f7f8fb;
  --surface: #ffffff;
  --elev: #ffffff;
  --text: #111418;
  --muted: #516074;
  --primary: #0ea5e9;
  --danger: #e11d48;
  --border: #e8eaf0;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 10% -10%, #1a1e28 0%, var(--bg) 40%),
              radial-gradient(1000px 600px at 90% -20%, #0a3a2b22 0%, transparent 45%),
              var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.container { width: min(1100px, 92vw); margin: 0 auto; }

.app-header { display: flex; align-items: center; justify-content: space-between; padding: 24px 0; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 { font-size: 20px; margin: 0; font-weight: 700; letter-spacing: 0.3px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.theme-toggle { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); cursor: pointer; }
.theme-toggle input { accent-color: var(--primary); }

.hero-banner { margin: 6px auto 16px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 12px; background: linear-gradient(180deg, var(--surface), var(--elev)); color: var(--text); box-shadow: var(--shadow); }
.hero-banner p { margin: 0; text-align: center; font-size: 13px; color: var(--text); }

.month-badge { padding: 6px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--elev); color: var(--text); font-size: 12px; }
.save-indicator { font-size: 12px; color: var(--muted); }
.icon-btn { width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; background: var(--elev); border: 1px solid var(--border); color: var(--text); }
.icon-btn:hover { transform: translateY(-1px); }

.grid { display: grid; grid-template-columns: 1fr; gap: 24px; padding-bottom: 80px; }
@media (max-width: 480px) {
  .grid { gap: 16px; padding-bottom: 120px; }
  .card { padding: 14px; }
  .inline-controls { gap: 10px; }
  .inline-controls label { min-width: min(46vw, 280px); }
  .tx-controls label { min-width: 48%; flex: 1 1 48%; }
  .tx-controls input, .tx-controls select { width: 100%; }
  .chart-card { padding: 10px; }
}
@media (min-width: 960px) {
  .grid { grid-template-columns: 1.1fr 0.9fr; }
}

.card {
  background: linear-gradient(180deg, var(--surface), var(--elev));
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.section-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.section-header h2 { margin: 0; font-size: 16px; font-weight: 700; letter-spacing: 0.2px; }
.inline-controls { display: flex; gap: 12px; align-items: end; flex-wrap: wrap; }
.inline-controls label { display: grid; gap: 6px; font-size: 12px; color: var(--muted); }
.account-controls { display: inline-flex; gap: 8px; align-items: center; }
.small-btn { padding: 6px 10px; border-radius: 8px; }
.secondary-controls { display: flex; align-items: end; gap: 8px; }
.sc-wrap { display: flex; align-items: end; gap: 8px; }
.hidden { display: none; }

input[type="text"], input[type="number"], input[type="month"], select {
  width: 100%;
  appearance: none;
  background: var(--elev);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.form-row { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 10px 0; }
.form-row .full { width: 100%; display: grid; gap: 6px; }
.form-row span { font-size: 12px; color: var(--muted); }

.toolbar { display: flex; gap: 10px; align-items: center; margin: 14px 0; }
.toolbar .spacer { flex: 1; }

.notice { margin-top: 8px; font-size: 12px; color: var(--muted); border: 1px dashed var(--border); border-radius: 10px; padding: 10px 12px; background: rgba(255,255,255,0.02); }
.notice strong { color: var(--text); font-weight: 600; }

button {
  appearance: none;
  background: var(--elev);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: transform .06s ease, background .2s ease, border-color .2s ease;
}
button:hover { transform: translateY(-1px); }
button.primary { background: linear-gradient(180deg, #10b98133, #10b98122); border-color: #10b98155; }
html.light button.primary { background: linear-gradient(180deg, #0ea5e922, #0ea5e911); border-color: #0ea5e944; }
button.secondary { background: linear-gradient(180deg, #33415555, #1f293755); border-color: #47556966; }
html.light button.secondary { background: linear-gradient(180deg, #eff6ff, #eaf1ff); border-color: #d1e0ff; }
button.danger { background: linear-gradient(180deg, #7f1d1d55, #450a0a66); border-color: #ef444444; }
html.light button.danger { background: linear-gradient(180deg, #ffe4e6, #ffecec); border-color: #fecdd3; }

.table-wrap { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--elev); }
.table-head, .table-foot, .table-row { display: grid; grid-template-columns: 1fr 0.8fr 0.25fr 0.2fr; gap: 10px; align-items: center; padding: 10px 12px; }
.table-head { background: linear-gradient(180deg, #0b1220, #0b0f1a); color: var(--muted); font-size: 12px; letter-spacing: 0.3px; }
html.light .table-head { background: #f3f6fb; }
.table-body { display: grid; gap: 0; }
.table-row { border-top: 1px solid var(--border); }
.table-row input[type="text"] { width: 100%; }
.table-row .amount-input { width: 100%; max-width: none; }
.table-row .amount-input { text-align: right; font-variant-numeric: tabular-nums; }
.table-row .right { text-align: right; }
.table-row .center { text-align: center; }
.table-foot { border-top: 1px solid var(--border); background: linear-gradient(180deg, #0c0f14, #0b0d12); }
html.light .table-foot { background: #fbfcfe; }
.add-row { grid-template-columns: 1fr 0.5fr 0.3fr; }

.summary { display: grid; gap: 8px; margin: 8px 0 16px; }
.summary-row { display: flex; align-items: center; justify-content: space-between; font-size: 14px; }
.summary-row strong { font-size: 16px; }
.summary-amount { display: grid; gap: 2px; justify-items: end; }
.secondary-amount { font-size: 12px; color: var(--muted); }
.goal-row { margin-top: 8px; }
.progress { height: 10px; background: #0b0f15; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
html.light .progress { background: #f1f5f9; }
.progress-bar { height: 100%; background: linear-gradient(90deg, var(--primary), #34d399); transition: width .3s ease; }

.charts { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 720px) {
  .charts { grid-template-columns: 1fr 1fr; }
}
.chart-card { border: 1px solid var(--border); border-radius: 12px; padding: 12px; background: var(--elev); }
.chart-title { margin: 0 0 8px; font-size: 13px; color: var(--muted); }

.tx-table .table-head, .tx-table .table-row { grid-template-columns: 0.9fr 1.2fr 0.8fr 0.6fr 0.5fr 0.3fr; }
.description { font-size: 12px; color: var(--muted); margin: 6px 0 10px; }

/* Transactions compact layout */
.tx-controls { flex-wrap: wrap; gap: 12px; }
.tx-controls label { min-width: 160px; }
.tx-controls input[type="text"] { min-width: 220px; }
.tx-controls input[type="date"] { min-width: 160px; }
.tx-controls input[type="number"] { min-width: 140px; }
.tx-controls select { min-width: 160px; }

/* Day grid widget */
.day-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(48px, 56px)); gap: 12px; padding: 6px; margin: 10px 0 14px; justify-content: start; }
.day { width: 100%; aspect-ratio: 1 / 1; min-width: 48px; display: grid; place-items: center; border-radius: 999px; border: 1px solid var(--border); background: var(--elev); color: var(--text); cursor: pointer; transition: transform .08s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease; box-shadow: var(--shadow); font-weight: 600; }
@media (max-width: 480px) {
  .day-grid { grid-template-columns: repeat(auto-fit, minmax(40px, 44px)); gap: 10px; }
  .day { min-width: 40px; }
}
.day:hover { transform: translateY(-1px); }
.day.selected { outline: 2px solid var(--primary); box-shadow: 0 0 0 3px color-mix(in oklab, var(--primary) 30%, transparent); }
.day.has-tx { border-color: #34d399AA; background: linear-gradient(180deg, #0e7a5a22, transparent); }
.day.disabled { opacity: 0.35; cursor: default; }

.day-panel { border: 1px solid var(--border); border-radius: 12px; padding: 12px; background: var(--elev); margin-bottom: 12px; }
.day-panel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; color: var(--muted); font-size: 12px; }
.tx-table.small .table-head, .tx-table.small .table-row { grid-template-columns: 1.2fr 0.8fr 0.6fr 0.5fr 0.3fr; }

.footer { padding: 26px 0 60px; text-align: center; color: var(--muted); font-size: 12px; }

/* Mobile sticky bar */
.mobile-sticky { position: fixed; inset: auto 0 0 0; display: none; gap: 10px; padding: 10px 12px; background: linear-gradient(180deg, rgba(0,0,0,0), var(--surface)); border-top: 1px solid var(--border); backdrop-filter: blur(6px); z-index: 999; }
.mobile-sticky button { flex: 1; }
@media (max-width: 720px) { .mobile-sticky { display: flex; } }

/* Print styles: white background, simplified */
@media print {
  html, body { background: white !important; color: black !important; }
  .app-header, .toolbar, .add-row, .theme-toggle { display: none !important; }
  .card, .chart-card { box-shadow: none !important; border: 1px solid #bbb !important; }
  /* Preserve colors when printing (Chrome/Safari) */
  * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
  .breakdown-bar, .breakdown-bar > div, .progress-bar { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
}

.section-subheader { margin: 12px 0 8px; }
.section-subheader h3 { margin: 0; font-size: 13px; color: var(--muted); }
.breakdown-list { display: grid; gap: 8px; margin-bottom: 16px; }
.breakdown-item { display: grid; grid-template-columns: 1fr auto auto 1fr; gap: 12px; align-items: center; }
.breakdown-item .pill { padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px; font-size: 12px; color: var(--muted); background: rgba(255,255,255,0.02); }
.breakdown-bar {
  height: 12px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(0,0,0,0.10)),
    rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.breakdown-bar > div {
  height: 100%;
  background: var(--bar-color, #34d399);
  filter: saturate(110%) brightness(1.05);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04) inset, 0 6px 12px rgba(0,0,0,0.15) inset, 0 2px 6px rgba(0,0,0,0.08);
  transition: width .35s ease;
}