/* Finance Planer — dark fintech theme (palette per dataviz reference) */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  color-scheme: dark;
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --surface-3: #2c2c2a;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --border: rgba(255,255,255,0.09);
  --accent: #3987e5;        /* series-1 blue (dark step) */
  --accent-soft: rgba(57,135,229,0.14);
  --income: #199e70;        /* series-3 aqua */
  --expense: #d95926;       /* series-2 orange */
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --radius: 16px;
  font-size: 15px;
}
body {
  background: var(--page);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
a { color: var(--accent); text-decoration: none; }

/* ---------- icons ---------- */
.ic { vertical-align: -3px; flex-shrink: 0; }
.ic-cat { vertical-align: -2px; }

/* ---------- auth ---------- */
.auth-overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1000px 600px at 70% -10%, rgba(57,135,229,0.10), transparent 60%), var(--page);
}
.auth-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 22px; padding: 44px 46px; width: 370px; text-align: center;
  box-shadow: 0 24px 70px rgba(0,0,0,0.55);
}
.auth-logo {
  width: 72px; height: 72px; margin: 0 auto 16px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(57,135,229,0.25);
}
.auth-card h1 { font-size: 1.35rem; margin-bottom: 4px; letter-spacing: -0.01em; }
.auth-card p { margin-bottom: 22px; }
.auth-card input {
  width: 100%; margin-bottom: 12px; padding: 12px 14px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 11px; color: var(--ink); font-size: 1rem;
}
.auth-card input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.auth-card button {
  width: 100%; padding: 12px; border: none; border-radius: 11px;
  background: var(--accent); color: #fff; font-size: 1rem; font-weight: 600;
  cursor: pointer;
}
.auth-card button:hover { filter: brightness(1.1); }
.auth-error { color: var(--critical); margin-top: 10px; min-height: 1.2em; font-size: .9rem; }

/* ---------- layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 224px; flex-shrink: 0; padding: 20px 12px;
  background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 2px;
  position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700;
  font-size: 1.02rem; padding: 4px 10px 20px; letter-spacing: -0.01em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid rgba(57,135,229,0.25);
}
.sidebar a {
  display: flex; align-items: center; gap: 11px;
  color: var(--ink-2); padding: 9px 12px; border-radius: 10px; font-size: .93rem;
  border-left: 2px solid transparent; transition: background .12s, color .12s;
}
.sidebar a .ic { color: var(--muted); transition: color .12s; }
.sidebar a:hover { background: var(--surface-2); color: var(--ink); }
.sidebar a:hover .ic { color: var(--ink-2); }
.sidebar a.active { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.sidebar a.active .ic { color: var(--accent); }
.sidebar-footer { margin-top: auto; padding: 8px 4px; }
.sidebar-footer button { display: flex; align-items: center; gap: 10px; width: 100%; }
main { flex: 1; padding: 30px 36px; max-width: 1280px; min-width: 0; }
h2.page-title { font-size: 1.55rem; letter-spacing: -0.02em; margin-bottom: 4px; }
.page-sub { color: var(--muted); margin-bottom: 24px; }

/* ---------- cards & grids ---------- */
.grid { display: grid; gap: 16px; }
.cols-2 { grid-template-columns: 1fr 1fr; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1100px) { .cols-4 { grid-template-columns: repeat(2, 1fr); } .cols-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 780px) {
  .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; }
  .sidebar { width: 64px; }
  .sidebar span:not(.brand-mark):not([data-ic]) { display: none; }
  .brand-name { display: none; }
  main { padding: 18px; }
}
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent 40%), var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px;
}
.card h3 {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; text-transform: uppercase; letter-spacing: .07em;
  color: var(--muted); margin-bottom: 14px; font-weight: 600;
}
.stat-value { font-size: 1.72rem; font-weight: 700; letter-spacing: -0.02em; }
.stat-sub { color: var(--muted); font-size: .85rem; margin-top: 5px; line-height: 1.45; }
.pos { color: var(--good); }
.neg { color: var(--serious); }
.chart-box { position: relative; height: 260px; }
.chart-box.tall { height: 320px; }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th { text-align: left; color: var(--muted); font-weight: 600; font-size: .76rem;
  text-transform: uppercase; letter-spacing: .06em; padding: 8px 10px;
  border-bottom: 1px solid var(--grid); }
td { padding: 10px; border-bottom: 1px solid var(--grid); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--surface-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ---------- controls ---------- */
input, select, textarea {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--ink); padding: 8px 12px; font-size: .92rem;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); }
button {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  background: var(--accent); border: none; color: #fff; border-radius: 10px;
  padding: 9px 16px; font-size: .92rem; font-weight: 600; cursor: pointer;
  font-family: inherit; transition: filter .12s, background .12s;
}
button:hover { filter: brightness(1.12); }
button.ghost {
  background: transparent; border: 1px solid var(--border); color: var(--ink-2);
}
button.ghost:hover { background: var(--surface-2); filter: none; color: var(--ink); }
button.danger { background: var(--critical); }
button.small { padding: 5px 10px; font-size: .82rem; gap: 5px; }
button.icon-only { padding: 6px 8px; }
.filter-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; align-items: center; }
.filter-row input[type=search] { min-width: 220px; }

/* ---------- badges & chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px;
  border-radius: 999px; font-size: .8rem; background: var(--surface-2);
  border: 1px solid var(--border); white-space: nowrap;
}
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: .75rem;
  padding: 2px 8px; border-radius: 6px; background: var(--surface-2);
  color: var(--ink-2); border: 1px solid var(--border); }
.badge.internal { color: var(--muted); }

/* ---------- progress bars ---------- */
.progress { height: 9px; background: var(--surface-2); border-radius: 999px; overflow: hidden; }
.progress > div { height: 100%; border-radius: 999px; transition: width .3s; }
.budget-row { display: grid; grid-template-columns: 40px 1fr 132px; gap: 14px;
  align-items: center; padding: 11px 0; border-bottom: 1px solid var(--grid); }
.budget-row:last-child { border-bottom: none; }
.budget-meta { display: flex; justify-content: space-between; margin-bottom: 6px;
  font-size: .88rem; gap: 8px; }
.cat-avatar {
  width: 36px; height: 36px; border-radius: 11px; display: flex;
  align-items: center; justify-content: center; background: var(--surface-2);
  border: 1px solid var(--border);
}

/* ---------- goals ---------- */
.goal-card { position: relative; }
.goal-ring { display: flex; gap: 20px; align-items: center; }
.ring { width: 88px; height: 88px; flex-shrink: 0; }
.goal-actions { position: absolute; top: 14px; right: 14px; display: flex; gap: 6px; }
.icon-pick { display: flex; gap: 8px; flex-wrap: wrap; }
.icon-pick button { background: var(--surface-2); border: 1px solid var(--border);
  color: var(--ink-2); padding: 8px; border-radius: 10px; }
.icon-pick button.sel { border-color: var(--accent); color: var(--accent);
  background: var(--accent-soft); }

/* ---------- modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.62); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(3px);
}
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 26px; width: 480px; max-width: 100%; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 24px 70px rgba(0,0,0,0.5);
}
.modal h3 { font-size: 1.1rem; margin-bottom: 18px; color: var(--ink); }
.modal .form-row { margin-bottom: 13px; }
.modal label { display: block; font-size: .82rem; color: var(--muted); margin-bottom: 5px; }
.modal label.inline { display: flex; align-items: center; gap: 8px; color: var(--ink-2); }
.modal input, .modal select, .modal textarea { width: 100%; }
.modal input[type=checkbox] { width: auto; }
.modal .modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px; }

/* ---------- toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--surface-2); border: 1px solid var(--border); color: var(--ink);
  padding: 12px 22px; border-radius: 12px; z-index: 200; font-size: .92rem;
  box-shadow: 0 10px 30px rgba(0,0,0,.45);
}
.toast.error { border-color: var(--critical); }

/* ---------- misc ---------- */
.upload-zone {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: 44px;
  text-align: center; color: var(--muted); cursor: pointer; transition: all .15s;
  background: var(--surface);
}
.upload-zone.drag, .upload-zone:hover { border-color: var(--accent); color: var(--ink-2);
  background: var(--accent-soft); }
.upload-zone .up-icon { color: var(--accent); margin-bottom: 10px; }
.tx-desc { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pager { display: flex; gap: 10px; align-items: center; justify-content: center; margin-top: 16px; }
.alert {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 10px; margin-bottom: 10px; font-size: .92rem;
  background: var(--surface-2); border: 1px solid var(--border);
}
.alert .ic { flex-shrink: 0; }
.alert.warn { border-left: 3px solid var(--warning); }
.alert.warn .ic { color: var(--warning); }
.alert.ok { border-left: 3px solid var(--good); }
.alert.ok .ic { color: var(--good); }
.alert.bad { border-left: 3px solid var(--critical); }
.alert.bad .ic { color: var(--critical); }
.trend { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); }