/* Personal Finance 50/30/20 — Modern UI (v2.4.2) */
/* (unchanged base styles; small adjustments for select-all/bulk bars) */

:root {
  --pf-bg: #f6f8ff;
  --pf-surface: #ffffff;
  --pf-surface-veil: color-mix(in srgb, #ffffff 90%, transparent);
  --pf-fg: #0d1321;
  --pf-muted: #5b647a;
  --pf-border: #e1e6ff;
  --pf-accent: #4f7cff;
  --pf-accent-2: #92a9ff;
  --pf-accent-3: #2f55ff;
  --pf-danger: #ff5d6e;
  --pf-danger-2: #ff8a96;
  --pf-need: #4f7cff;
  --pf-want: #ffb454;
  --pf-save: #30caa1;
  --pf-radius-sm: 10px;
  --pf-radius: 14px;
  --pf-radius-lg: 18px;
  --pf-shadow-sm: 0 6px 18px rgba(30, 50, 160, .08);
  --pf-shadow:    0 12px 34px rgba(30, 50, 160, .12);
  --pf-shadow-lg: 0 20px 48px rgba(30, 50, 160, .16);
  --pf-font: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --pf-size-xs: 12px;
  --pf-size-sm: 13px;
  --pf-size: 14px;
  --pf-size-lg: 16px;
  --pf-title: clamp(24px, 2.4vw, 32px);
  --pf-ease: cubic-bezier(.22,.61,.36,1);
  color-scheme: light;
}
:root[data-pf-theme="dark"] {
  --pf-bg: #0b1020;
  --pf-surface: #0f1733;
  --pf-surface-veil: color-mix(in srgb, #15204a 82%, transparent);
  --pf-fg: #e8edff;
  --pf-muted: #a9b2d8;
  --pf-border: #213058;
  --pf-accent: #7aa2ff;
  --pf-accent-2: #a8c1ff;
  --pf-accent-3: #3f6fff;
  --pf-danger: #ff7582;
  --pf-danger-2: #ffa3ab;
  --pf-need: #7aa2ff;
  --pf-want: #ffd07a;
  --pf-save: #55e1be;
  --pf-shadow-sm: 0 8px 22px rgba(0,0,0,.35);
  --pf-shadow:    0 14px 38px rgba(0,0,0,.45);
  --pf-shadow-lg: 0 22px 56px rgba(0,0,0,.55);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: radial-gradient(1200px 800px at 10% -10%, rgba(79,124,255,.08), transparent 50%),
              radial-gradient(1400px 900px at 110% 10%, rgba(48,202,161,.08), transparent 55%),
              var(--pf-bg);
  color: var(--pf-fg);
  font-family: var(--pf-font);
  font-size: var(--pf-size);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.pf-wrap { max-width: 1200px; margin: 24px auto 40px; padding: 0 16px; }
.pf-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 8px; }
.pf-title { margin: 0; font-size: var(--pf-title); font-weight: 800; letter-spacing: .2px; line-height: 1.1;
  background: linear-gradient(90deg, var(--pf-fg), color-mix(in srgb, var(--pf-fg) 70%, var(--pf-accent)));
  -webkit-background-clip: text; background-clip: text; color: transparent; }

.pf-nav { display:flex; justify-content:space-between; align-items:center; margin:12px 0 18px; }
.pf-pills { display:flex; gap:8px; flex-wrap:wrap; }
.pf-pill { display:inline-block; padding:8px 12px; border-radius:999px; border:1px solid var(--pf-border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--pf-surface) 88%, transparent), transparent);
  backdrop-filter: blur(8px); text-decoration:none; color:var(--pf-fg); font-weight:600; box-shadow:var(--pf-shadow-sm);
  transition: transform .18s var(--pf-ease), border-color .2s var(--pf-ease), box-shadow .2s var(--pf-ease); }
.pf-pill:hover { transform: translateY(-1px); box-shadow: var(--pf-shadow); }
.pf-pill.active { border-color: var(--pf-accent); outline: 2px solid color-mix(in srgb, var(--pf-accent) 28%, transparent); }
.pf-theme-toggle { border:1px dashed var(--pf-border); }

.pf-month-select { display:flex; gap:10px; align-items:center; }
.pf-month-select label { font-size: var(--pf-size-sm); color: var(--pf-muted); }
.pf-month-select input[type="month"],
.pf-period-select input[type="date"],
.pf-inline-form input, .pf-inline-form select {
  padding:10px 12px; border:1px solid var(--pf-border); border-radius:var(--pf-radius-sm);
  background: var(--pf-surface-veil); color:var(--pf-fg);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.3);
  transition: border-color .15s var(--pf-ease), box-shadow .15s var(--pf-ease), background .15s var(--pf-ease);
}
.pf-month-select input[type="month"]:focus,
.pf-period-select input[type="date"]:focus,
.pf-inline-form input:focus, .pf-inline-form select:focus {
  outline:none; border-color:var(--pf-accent);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--pf-accent) 20%, transparent);
}

.pf-period-select .pf-period-row { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.pf-period-select .pf-or { color:var(--pf-muted); font-size:var(--pf-size-xs); margin:0 4px; }

.pf-btn { appearance:none; border:1px solid var(--pf-accent);
  background: linear-gradient(135deg, var(--pf-accent), var(--pf-accent-2));
  color:#fff; border-radius:var(--pf-radius); padding:9px 14px; font-weight:700; letter-spacing:.2px;
  box-shadow:var(--pf-shadow); cursor:pointer;
  transition: transform .18s var(--pf-ease), box-shadow .2s var(--pf-ease), background .2s var(--pf-ease), border-color .2s var(--pf-ease); }
.pf-btn:hover { transform: translateY(-1px); box-shadow: var(--pf-shadow-lg); }
.pf-btn:active { transform: translateY(0); }
.pf-btn:focus-visible { outline:3px solid color-mix(in srgb, var(--pf-accent) 35%, transparent); outline-offset:2px; }
.pf-btn.pf-ghost { background:transparent; color:var(--pf-accent); border:1px solid var(--pf-accent); }
.pf-btn.pf-danger { background: linear-gradient(135deg, var(--pf-danger), var(--pf-danger-2)); border-color:var(--pf-danger); color:#fff; }
.pf-btn.pf-lite { background:transparent; border:1px solid var(--pf-border); color:var(--pf-accent); box-shadow:none; font-weight:700; }
.pf-btn.pf-sm { padding:6px 10px; font-size:var(--pf-size-sm); border-radius:var(--pf-radius-sm); line-height:1.15; }

.pf-cards { display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:14px; margin:16px 0; }
.pf-card { border:1px solid var(--pf-border); background:linear-gradient(180deg, var(--pf-surface), var(--pf-surface-veil));
  border-radius:var(--pf-radius-lg); padding:14px; box-shadow:var(--pf-shadow);
  transition: transform .2s var(--pf-ease), box-shadow .2s var(--pf-ease); }
.pf-card:hover { transform:translateY(-1px); box-shadow:var(--pf-shadow-lg); }
.pf-card.soft { background: linear-gradient(180deg, color-mix(in srgb, var(--pf-surface) 70%, transparent), color-mix(in srgb, var(--pf-surface) 45%, transparent)); }
.pf-h3 { margin:0 0 8px; font-size:18px; font-weight:800; }
.pf-h4 { margin:6px 0 10px; font-size:16px; font-weight:700; }
.pf-kpi-label { font-size:var(--pf-size-xs); color:var(--pf-muted); text-transform:uppercase; letter-spacing:.3px; }
.pf-kpi-num { font-size:26px; font-weight:800; margin:4px 0; }
.pf-kpi-sub { font-size:var(--pf-size-xs); color:var(--pf-muted); }
.pf-num { font-variant-numeric: tabular-nums; }

.pf-inline-form { display:grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap:10px; margin-bottom:12px; }
.pf-rows { display:grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap:10px; }
.pf-edit { border:1px dashed var(--pf-border); padding:12px; border-radius:var(--pf-radius); background: linear-gradient(180deg, color-mix(in srgb, var(--pf-surface) 70%, transparent), color-mix(in srgb, var(--pf-surface) 45%, transparent)); }
.hidden { display:none; }

table.pf-table { width:100%; border-collapse:collapse; font-size:var(--pf-size); overflow:hidden; border-radius:var(--pf-radius); }
.pf-table th, .pf-table td { border-bottom:1px solid var(--pf-border); padding:12px 8px; text-align:left; vertical-align:middle; }
.pf-table th { font-weight:800; background: linear-gradient(180deg, color-mix(in srgb, var(--pf-surface) 88%, transparent), transparent); position:sticky; top:0; z-index:1; }
.pf-table tbody tr:hover { background: color-mix(in srgb, var(--pf-accent) 3%, transparent); }
.pf-badge { display:inline-block; padding:3px 10px; border-radius:999px; border:1px solid var(--pf-border); background: color-mix(in srgb, var(--pf-surface) 90%, transparent); font-weight:700; font-size:var(--pf-size-sm); }
.pf-small { font-size:var(--pf-size-xs); color:var(--pf-muted); }
.pf-table td:first-child, .pf-table th:first-child { white-space: nowrap; }

.pf-charts { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap:14px; margin-top:12px; }
.pf-wide { grid-column:1 / -1; }
.pf-grid-2 { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap:14px; margin-top:10px; }

.pf-bulkbar { margin: 8px 0 12px; }
.pf-bulkbar .pf-inline-form { grid-template-columns: repeat(auto-fit, minmax(160px, auto)); }

@media print {
  .pf-nav, .pf-month-select, .pf-actions, .pf-charts canvas, .pf-bulkbar { display: none !important; }
  .pf-card { box-shadow:none; border-color:#ccc; }
}