:root {
  --bg: #0e1014;
  --panel: #161a21;
  --panel-2: #1d222b;
  --border: #2a3140;
  --text: #e6e8ec;
  --muted: #8b919c;
  --accent: #5b9dff;
  --accent-2: #4a86e0;
  --danger: #e0584a;
  --ok: #3fb15c;
  --warn: #d8a64b;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg); color: var(--text);
  font-family: var(--sans); font-size: 14px; line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 24px; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.topnav .brand a { color: var(--text); font-weight: 700; letter-spacing: 0.2px; }
.topnav .nav-links { display: flex; gap: 18px; align-items: center; }
.topnav .nav-links a { color: var(--muted); }
.topnav .nav-links a:hover { color: var(--text); }

.container { max-width: 1280px; margin: 24px auto; padding: 0 24px; }

.page-head {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-bottom: 18px;
}
.page-head h1 { margin: 0; font-size: 22px; font-weight: 600; letter-spacing: -0.2px; }

.muted { color: var(--muted); }
.center { text-align: center; }
.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--mono); }

button, .link-btn {
  background: var(--accent); color: white; border: none;
  padding: 8px 14px; border-radius: 6px; cursor: pointer;
  font-family: inherit; font-size: 13px; font-weight: 500;
}
button:hover { background: var(--accent-2); }
button.danger { background: var(--danger); }
button.link-btn, .link-btn {
  background: transparent; color: var(--accent); padding: 4px 8px;
}
button.link-btn:hover { background: var(--panel-2); }

input[type=text], input[type=password], input[type=number],
input[type=date], input[type=month], select, textarea {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 7px 10px; font-family: inherit; font-size: 13px;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
}

.flash {
  padding: 10px 14px; margin-bottom: 14px; border-radius: 6px;
  background: var(--panel); border-left: 3px solid var(--accent);
}
.flash-error { border-left-color: var(--danger); }
.flash-ok { border-left-color: var(--ok); }

/* Login card */
.login-card {
  max-width: 360px; margin: 80px auto 0; padding: 32px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
}
.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card form { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }

/* Totals tile */
.totals { display: flex; gap: 14px; }
.total-tile {
  background: var(--panel); border: 1px solid var(--border);
  padding: 12px 16px; border-radius: 8px;
}
.total-tile .label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.4px; }
.total-tile .value { font-size: 22px; font-weight: 600; font-family: var(--mono); }

/* Filters */
.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 14px; margin-bottom: 18px;
}
.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label {
  font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.4px;
}
.filter-group input, .filter-group select { width: 100%; }
.filter-actions { grid-column: 1 / -1; display: flex; gap: 12px; }

/* Tables */
.data {
  width: 100%; border-collapse: collapse; background: var(--panel);
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
}
.data th, .data td {
  padding: 9px 12px; border-bottom: 1px solid var(--border);
  text-align: left; vertical-align: middle;
}
.data th {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px;
  color: var(--muted); background: var(--panel-2);
}
.data tr:last-child td { border-bottom: none; }
.data tr:hover { background: var(--panel-2); }
.data td.note { max-width: 240px; color: var(--muted); }

.thumb {
  width: 38px; height: 38px; object-fit: cover; border-radius: 4px;
  border: 1px solid var(--border); display: block;
}
.full-receipt { max-width: 100%; max-height: 80vh; border-radius: 6px; }

/* Cards */
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 18px; margin-bottom: 16px;
}
.card h2 { margin: 0 0 10px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.4px; color: var(--muted); }

.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 16px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); }

/* Forms */
.add-form { display: flex; gap: 10px; margin-bottom: 16px; align-items: center; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr auto; gap: 14px; align-items: end; max-width: 720px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 12px; color: var(--muted); }
.checkbox { display: inline-flex; gap: 6px; align-items: center; color: var(--text); }

.inline { display: inline; }