@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --bg:           #f0f4ff;
    --surface:      #ffffff;
    --primary:      #8bb8f8;
    --primary-dark: #5a91e8;
    --secondary:    #b8e0d2;
    --accent:       #ffd6e0;
    --text:         #2d3436;
    --text-muted:   #7f8c8d;
    --border:       #e0e6f0;
    --success:      #c8f7c5;
    --danger:       #ffb3ba;
    --radius:       14px;
    --shadow:       0 2px 16px rgba(120,160,220,0.12);
    --font:         'DM Sans', sans-serif;
    --mono:         'DM Mono', monospace;
  }

  body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    font-size: 15px;
    line-height: 1.5;
  }

  input, select, textarea, button {
    font-family: var(--font);
    font-size: 15px;
  }

  .card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    border: 1px solid var(--border);
  }

  label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 5px;
  }

  input[type=text], input[type=password], input[type=number], input[type=date],
  input[type=datetime-local], input[type=month], input[type=email], select, textarea {
    width: 100%;
    padding: 10px 13px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    background: var(--bg);
    color: var(--text);
    outline: none;
    transition: border-color 0.15s;
    appearance: none;
    -webkit-appearance: none;
  }

  select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237f8c8d' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
  }

  input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    background: #fff;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 11px 22px;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    letter-spacing: 0.01em;
  }
  .btn:active { transform: scale(0.97); }
  .btn-primary { background: var(--primary); color: #1a2a4a; }
  .btn-primary:hover { background: var(--primary-dark); color: #fff; }
  .btn-secondary { background: var(--secondary); color: #1a3a2a; }
  .btn-secondary:hover { background: #8fcfbc; }
  .btn-accent { background: var(--accent); color: #4a1a2a; }
  .btn-accent:hover { background: #ffb3c8; }
  .btn-full { width: 100%; }
  .btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

  .lock-btn {
    padding: 0 10px; font-size: 15px; min-width: 36px; height: 36px;
    border-radius: 8px; cursor: pointer;
    border: 1px solid var(--border); background: var(--surface);
    display: none; align-items: center; justify-content: center;
    transition: background 0.15s;
  }
  .lock-btn.active { background: var(--accent); }
  .lock-btn:hover { background: var(--bg); }

  .field { margin-bottom: 14px; }

  .toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    padding: 11px 22px;
    border-radius: 10px;
    font-weight: 500;
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.25s, transform 0.25s;
    z-index: 9999;
    white-space: normal;
    overflow-wrap: anywhere;
    max-width: 90vw;
    text-align: center;
    pointer-events: none;
  }
  .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
  .toast.success { background: var(--success); color: #1a4a18; }
  .toast.error   { background: var(--danger);  color: #4a1018; }

  @media (min-width: 769px) {
    .toast { bottom: 30px; }
  }

  /* ── COMBO BOX ── */
  .combo-wrap { position: relative; display: block; }
  .combo-list {
    display: none;
    position: fixed;
    background: var(--surface);
    border: 1.5px solid var(--primary);
    border-radius: 10px;
    box-shadow: var(--shadow);
    max-height: 210px;
    overflow-y: auto;
    z-index: 600;
    width: max-content;
  }
  .combo-list.open { display: block; }
  .combo-item {
    padding: 9px 13px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text);
    transition: background 0.12s;
  }
  .combo-item:hover,
  .combo-item.highlighted { background: #eef5ff; color: var(--primary-dark); }
  .combo-empty {
    padding: 9px 13px;
    font-size: 13px;
    color: var(--text-muted);
    font-style: italic;
  }
  .combo-sep {
    padding: 4px 13px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
  }
  .combo-wrap > input[type=text] {
    padding-right: 32px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237f8c8d' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
  }
  .combo-wrap > input[type=text]:focus {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235a91e8' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  }
  .combo-wrap > input[type=text].has-value { background-image: none; }
  .combo-clear {
    display: none;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    padding: 0 2px;
    z-index: 1;
  }
  .combo-clear:hover { color: var(--text); }

  /* ── BUDGET PROGRESS BARS ── */
  .budget-bar-wrap { background: var(--border); border-radius: 6px; height: 10px; min-width: 80px; overflow: hidden; }
  .budget-bar-fill { height: 100%; border-radius: 6px; transition: width .3s; }
  .bb-expense      { background: var(--secondary); }
  .bb-expense-over { background: var(--danger); }
  .bb-income       { background: var(--primary); }
  .bb-income-under { background: var(--accent); }
  .bb-unbudgeted   { background: var(--border); width: 100%; opacity: .4; }

  /* ── DRILL-DOWN EXPANSION ── */
  .drill-toggle { cursor: pointer; }
  .drill-chevron {
    display: inline-block; width: 12px; font-size: 10px;
    color: var(--text-muted); transition: transform 0.15s; user-select: none; flex-shrink: 0;
  }
  .drill-cont td { padding: 0 !important; border-bottom: none !important; background: var(--bg); }
  .drill-member-row {
    display: flex; align-items: center; gap: 8px;
    padding: 5px 10px; font-size: 13px; cursor: pointer;
    border-bottom: 1px dashed var(--border);
  }
  .drill-member-row:hover { background: var(--surface); }
  .drill-txn-row {
    display: flex; align-items: center; gap: 8px;
    padding: 3px 10px 3px 16px; font-size: 12px;
    border-bottom: 1px dashed var(--border);
  }
  .drill-page-bar {
    display: flex; gap: 6px; align-items: center;
    padding: 4px 10px; font-size: 11px; color: var(--text-muted);
  }

  /* ── SVG ICONS (sprite at /app/static/assets/icons.svg) ── */
  .icon {
    width: 1.1em;
    height: 1.1em;
    display: inline-block;
    vertical-align: -0.2em;
    flex-shrink: 0;
  }