/* Dashboard styling. Single stylesheet, no external fonts or scripts: the pages render
   financial data, so nothing here loads from a third-party host. */

:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-alt: #f0f2f5;
  --border: #dfe3e8;
  --text: #1c2126;
  --muted: #667180;
  --accent: #2f6feb;
  --accent-contrast: #ffffff;
  --danger: #c0392b;
  --danger-soft: #fdecea;
  --success: #1e7a44;
  --success-soft: #e7f5ec;
  --warn: #9a6700;
  --warn-soft: #fff4d6;
  --expense: #d9534f;
  --income: #2f8f5b;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --surface: #1b1f26;
    --surface-alt: #232830;
    --border: #303743;
    --text: #e6e9ee;
    --muted: #9aa4b2;
    --accent: #5b8dff;
    --accent-contrast: #0d1117;
    --danger: #f2776b;
    --danger-soft: #3a1f1d;
    --success: #63c98d;
    --success-soft: #17301f;
    --warn: #e3b341;
    --warn-soft: #33280f;
    --expense: #f2776b;
    --income: #63c98d;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body.centered {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

a { color: var(--accent); }

/* ---------- layout ---------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; text-decoration: none; color: var(--text); }

.nav { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }

.nav a {
  padding: 6px 10px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--muted);
}

.nav a:hover { background: var(--surface-alt); color: var(--text); }
.nav a.active { background: var(--accent); color: var(--accent-contrast); }

.page { max-width: 1180px; margin: 0 auto; padding: 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 16px;
}

.login-card { width: min(360px, 100%); }

.card h2 { margin: 0 0 12px; font-size: 16px; }

.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }

.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.stack { display: grid; gap: 10px; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

/* ---------- typography ---------- */

h1 { font-size: 20px; margin: 0 0 16px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-variant-numeric: tabular-nums; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }

.stat .label { color: var(--muted); font-size: 13px; }
.stat .value { font-size: 22px; font-weight: 650; font-variant-numeric: tabular-nums; }
.value.expense { color: var(--expense); }
.value.income { color: var(--income); }

/* ---------- forms ---------- */

label { font-size: 13px; color: var(--muted); display: block; margin-bottom: 4px; }

input, select, textarea {
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 9px;
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

.field { min-width: 140px; flex: 1; }
.field.narrow { max-width: 150px; }
.field.tiny { max-width: 110px; }

.check { display: flex; align-items: center; gap: 6px; }
.check input { width: auto; }
.check label { margin: 0; }

.btn {
  font: inherit;
  cursor: pointer;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-alt);
  color: var(--text);
  padding: 7px 12px;
  white-space: nowrap;
}

.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-contrast); }
.btn.danger { background: transparent; color: var(--danger); border-color: transparent; }
.btn.danger:hover { background: var(--danger-soft); border-color: var(--danger); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { color: var(--text); background: var(--surface-alt); }
.btn.small { padding: 4px 8px; font-size: 13px; }

.inline-form { display: inline; }

/* ---------- tables ---------- */

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; }
tbody tr:hover { background: var(--surface-alt); }
tr.editing { background: var(--surface-alt); }
td.actions { text-align: right; white-space: nowrap; }

.empty { padding: 24px; text-align: center; color: var(--muted); }

/* ---------- badges, flashes, bars ---------- */

.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--surface-alt);
  color: var(--muted);
  border: 1px solid var(--border);
}

.badge.review { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.income { background: var(--success-soft); color: var(--success); border-color: transparent; }
.badge.expense { background: var(--danger-soft); color: var(--danger); border-color: transparent; }

.flash {
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 12px;
  border: 1px solid transparent;
}

.flash.success { background: var(--success-soft); color: var(--success); }
.flash.error { background: var(--danger-soft); color: var(--danger); }
.flash.info { background: var(--surface-alt); color: var(--text); }

.bar-list { display: grid; gap: 10px; }
.bar-row .bar-head { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 3px; }
.bar-track { height: 8px; background: var(--surface-alt); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent); border-radius: 999px; }
.bar-fill.ok { background: var(--success); }
.bar-fill.approaching { background: var(--warn); }
.bar-fill.exceeded { background: var(--danger); }

.legend { display: flex; gap: 14px; font-size: 13px; color: var(--muted); }
.legend .key { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; }
.key.expense { background: var(--expense); }
.key.income { background: var(--income); }

.chart { width: 100%; height: auto; }
.chart .grid-line { stroke: var(--border); stroke-width: 1; }
.chart .tick { fill: var(--muted); font-size: 11px; }
.chart rect.expense { fill: var(--expense); }
.chart rect.income { fill: var(--income); }

.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; padding-top: 12px; }
.pager .btn[aria-disabled="true"] { opacity: .45; pointer-events: none; }

details.panel > summary {
  cursor: pointer;
  font-weight: 600;
  padding: 4px 0;
}

details.panel[open] > summary { margin-bottom: 12px; }