/* ============================================================
   FinPlatform design system
   plane #f9f9f7 · surface #fcfcfb · hairline borders · navy sidebar
   data palette (validated): blue #2a78d6 · aqua #1baf7a · violet #4a3aa7
   ============================================================ */

:root {
  --plane: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f4f4f1;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --ink-3: #898781;
  --hairline: rgba(11, 11, 11, 0.10);
  --grid: #e1e0d9;
  --baseline: #c3c2b7;

  --accent: #2a78d6;
  --accent-strong: #1c5cab;
  --accent-tint: #e8f1fb;

  --navy: #0e1b2c;
  --navy-2: #14273f;
  --navy-ink: #b6c2d4;
  --navy-ink-dim: #7d8ca1;

  --good: #0ca30c;
  --good-text: #006300;
  --good-tint: #e9f6e9;
  --warn: #fab219;
  --warn-text: #8a5b00;
  --warn-tint: #fdf3d9;
  --crit: #d03b3b;
  --crit-text: #b42318;
  --crit-tint: #fbe9e9;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(11, 11, 11, 0.04), 0 4px 16px rgba(11, 11, 11, 0.04);
  --sidebar-w: 228px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font: 14px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--plane);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 21px; font-weight: 650; letter-spacing: -0.01em; margin: 0; }
h2 { font-size: 15px; font-weight: 650; margin: 0 0 12px; letter-spacing: -0.005em; }

/* ---------------- app shell ---------------- */
.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  background: var(--navy);
  color: var(--navy-ink);
  display: flex;
  flex-direction: column;
  padding: 18px 12px 14px;
  position: sticky; top: 0; height: 100vh;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  color: #fff; font-weight: 700; font-size: 15px; letter-spacing: 0.01em;
  padding: 4px 10px 16px;
}
.brand .mark {
  width: 30px; height: 30px; border-radius: 8px; flex: 0 0 30px;
  background: linear-gradient(135deg, #3987e5, #1c5cab);
  display: flex; align-items: center; justify-content: center;
}
.brand .mark svg { display: block; }
.brand small { display: block; font-weight: 500; font-size: 10.5px; color: var(--navy-ink-dim); letter-spacing: 0.05em; }

.nav { display: flex; flex-direction: column; gap: 2px; margin-top: 6px; }
.nav a {
  display: flex; align-items: center; gap: 11px;
  color: var(--navy-ink); font-weight: 550; font-size: 13.5px;
  padding: 9px 12px; border-radius: 8px; border-left: 2px solid transparent;
}
.nav a svg { flex: 0 0 17px; opacity: 0.75; }
.nav a:hover { background: var(--navy-2); color: #fff; text-decoration: none; }
.nav a.active { background: var(--navy-2); color: #fff; border-left-color: #3987e5; }
.nav a.active svg { opacity: 1; }

.sidebar .foot { margin-top: auto; border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 12px 10px 0; }
.sidebar .who { color: #fff; font-size: 13px; font-weight: 600; }
.sidebar .who small { display: block; color: var(--navy-ink-dim); font-weight: 500; font-size: 11.5px; }
.sidebar .foot a { color: var(--navy-ink); font-size: 12.5px; display: inline-block; margin-top: 8px; }
.sidebar .foot a:hover { color: #fff; }

.content { flex: 1; min-width: 0; padding: 26px 32px 64px; }
.content > .inner { max-width: 1120px; margin: 0 auto; }

/* page header */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-head .sub { color: var(--ink-3); font-size: 13px; margin-top: 3px; }
.page-head .actions { display: flex; gap: 8px; flex-wrap: wrap; }

@media (max-width: 880px) {
  .shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: row; align-items: center; padding: 10px 14px; gap: 6px; }
  .brand { padding: 0 8px 0 0; }
  .brand small { display: none; }
  .nav { flex-direction: row; margin: 0; flex-wrap: wrap; }
  .nav a { padding: 7px 10px; border-left: 0; }
  .sidebar .foot { margin: 0 0 0 auto; border: 0; padding: 0; display: flex; align-items: center; gap: 10px; }
  .sidebar .who small { display: none; }
  .sidebar .foot a { margin: 0; }
  .content { padding: 20px 16px 48px; }
}

/* ---------------- cards & grids ---------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  margin-bottom: 16px;
}
.grid { display: grid; gap: 12px; }
.grid > * { min-width: 0; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-4 { grid-template-columns: 1fr; } }

/* ---------------- tables ---------------- */
table { border-collapse: collapse; width: 100%; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--grid); text-align: left; font-size: 13.5px; }
th {
  font-size: 11px; font-weight: 650; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-3); border-bottom: 1px solid var(--baseline); padding-bottom: 6px;
}
tbody tr:hover td, table tr:hover > td { background: rgba(11, 11, 11, 0.018); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td .muted, small.muted { color: var(--ink-3); }
tr:last-child td { border-bottom: 0; }

/* financial statement rows */
tr.section td {
  background: var(--surface-2); font-weight: 650; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-2);
  border-top: 1px solid var(--grid);
}
tr.section:hover td { background: var(--surface-2); }
tr.subtotal td { font-weight: 650; border-top: 1px solid var(--baseline); background: transparent; }
tr.total td { font-weight: 700; border-top: 3px double var(--ink); font-size: 14px; }
tr.total:hover td, tr.subtotal:hover td { background: transparent; }
td.indent-1 { padding-left: 26px; }
td.neg, .neg { color: var(--crit-text); }

/* ---------------- badges ---------------- */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 999px; padding: 2.5px 10px; font-size: 11.5px; font-weight: 650;
  letter-spacing: 0.01em; white-space: nowrap; vertical-align: middle;
}
.badge::before { font-size: 10px; line-height: 1; }
.badge-pass { background: var(--good-tint); color: var(--good-text); }
.badge-pass::before { content: "✓"; }
.badge-fail { background: var(--crit-tint); color: var(--crit-text); }
.badge-fail::before { content: "✕"; }
.badge-draft { background: #ececea; color: var(--ink-2); }
.badge-draft::before { content: "●"; color: var(--ink-3); font-size: 7px; }
.badge-in_review { background: var(--warn-tint); color: var(--warn-text); }
.badge-in_review::before { content: "●"; color: var(--warn); font-size: 7px; }
.badge-approved { background: var(--good-tint); color: var(--good-text); }
.badge-approved::before { content: "✓"; }
.badge-locked { background: var(--accent-tint); color: var(--accent-strong); }
.badge-locked::before { content: "▪"; font-size: 9px; }

/* ---------------- flashes ---------------- */
.flash {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 11px 14px; border-radius: 8px; margin-bottom: 14px;
  border: 1px solid; font-size: 13.5px;
}
.flash::before { font-weight: 700; font-size: 12px; line-height: 1.5; }
.flash-ok { background: var(--good-tint); border-color: #cdebcd; color: var(--good-text); }
.flash-ok::before { content: "✓"; }
.flash-error { background: var(--crit-tint); border-color: #f3cfcf; color: var(--crit-text); }
.flash-error::before { content: "✕"; }
.flash-warn { background: var(--warn-tint); border-color: #f1e0b3; color: var(--warn-text); }
.flash-warn::before { content: "!"; }
.flash-info { background: var(--accent-tint); border-color: #cfe1f6; color: var(--accent-strong); }
.flash-info::before { content: "i"; font-style: italic; font-family: Georgia, serif; }

/* ---------------- forms & buttons ---------------- */
input, select, button { font: inherit; }
input[type=text], input[type=password], input[type=number], select {
  padding: 8px 11px; border: 1px solid var(--hairline); border-radius: 8px;
  background: var(--surface); min-width: 130px; color: var(--ink);
  transition: border-color 0.12s, box-shadow 0.12s;
}
input:focus-visible, select:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(42, 120, 214, 0.18);
}
button, .btn {
  background: var(--accent); border: 1px solid transparent; color: #fff;
  border-radius: 8px; padding: 8px 15px; cursor: pointer;
  font-weight: 600; font-size: 13.5px; display: inline-flex; align-items: center; gap: 7px;
  transition: background 0.12s, filter 0.12s;
}
button:hover, .btn:hover { background: var(--accent-strong); text-decoration: none; color: #fff; }
.btn-quiet { background: var(--surface); color: var(--ink-2); border-color: var(--hairline); }
.btn-quiet:hover { background: var(--surface-2); color: var(--ink); }
.btn-ok { background: #0e7c0e; }
.btn-ok:hover { background: #0a640a; }
.btn-danger { background: #c02929; }
.btn-danger:hover { background: #a31f1f; }
button:disabled { opacity: 0.55; cursor: default; }
form.inline { display: inline; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
.field label { display: block; font-size: 11.5px; font-weight: 600; color: var(--ink-3); margin-bottom: 5px; letter-spacing: 0.02em; }

/* file dropzone */
.dropzone {
  display: flex; align-items: center; gap: 10px;
  border: 1.5px dashed var(--baseline); border-radius: 8px;
  padding: 9px 14px; cursor: pointer; background: var(--surface);
  color: var(--ink-2); font-size: 13.5px; min-width: 260px;
  transition: border-color 0.12s, background 0.12s;
}
.dropzone:hover { border-color: var(--accent); background: var(--accent-tint); }
.dropzone input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }
.dropzone .fname { font-weight: 600; color: var(--ink); }

/* ---------------- KPI stat tiles ---------------- */
.kpi { padding: 15px 18px 13px; }
.kpi .kpi-label { font-size: 11.5px; font-weight: 600; color: var(--ink-3); letter-spacing: 0.04em; text-transform: uppercase; }
.kpi .kpi-value { font-size: 25px; font-weight: 650; letter-spacing: -0.015em; margin-top: 3px; color: var(--ink); }
.kpi .kpi-value .unit { font-size: 13px; font-weight: 600; color: var(--ink-2); margin-left: 3px; }
.kpi .kpi-meta { font-size: 12px; color: var(--ink-3); margin-top: 3px; display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.delta { font-weight: 650; font-variant-numeric: tabular-nums; }
.delta.up { color: var(--good-text); }
.delta.down { color: var(--crit-text); }
.delta.flat { color: var(--ink-3); }

/* ---------------- charts ---------------- */
.chart-card h2 { display: flex; align-items: baseline; gap: 8px; }
.chart-card h2 small { font-weight: 500; color: var(--ink-3); font-size: 12px; }
.chart { position: relative; }
.chart svg { width: 100%; height: auto; display: block; }
.chart-legend { display: flex; gap: 16px; margin: 2px 0 8px; flex-wrap: wrap; }
.chart-legend .key { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--ink-2); font-weight: 550; }
.chart-legend .key i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.chart-tip {
  position: absolute; pointer-events: none; z-index: 5; display: none;
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 8px;
  box-shadow: 0 4px 18px rgba(11, 11, 11, 0.12); padding: 8px 11px; font-size: 12.5px;
  min-width: 150px;
}
.chart-tip .tl { font-weight: 650; margin-bottom: 4px; }
.chart-tip .tr { display: flex; align-items: center; gap: 7px; margin-top: 2px; color: var(--ink-2); }
.chart-tip .tr i { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 8px; }
.chart-tip .tr b { margin-left: auto; color: var(--ink); font-variant-numeric: tabular-nums; font-weight: 650; padding-left: 12px; }

/* ---------------- tabs ---------------- */
.tabs { display: flex; gap: 4px; margin: 16px 0 0; flex-wrap: wrap; border-bottom: 1px solid var(--grid); padding: 0 2px; }
.tabs button {
  background: transparent; color: var(--ink-3); border: 0; border-bottom: 2px solid transparent;
  border-radius: 8px 8px 0 0; padding: 8px 14px; font-weight: 600; margin-bottom: -1px;
}
.tabs button:hover { background: var(--surface-2); color: var(--ink); }
.tabs button.active { color: var(--accent-strong); border-bottom-color: var(--accent); background: transparent; }
.tabpane { display: none; } .tabpane.active { display: block; }
[data-tabs] .tabpane.card { border-top-left-radius: 0; margin-top: 0; border-top: 0; }

/* ---------------- toolbar (period page) ---------------- */
.toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.toolbar .spacer { flex: 1; }
.controls-inline { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ---------------- busy overlay ---------------- */
#busy-overlay { position: fixed; inset: 0; background: rgba(14, 27, 44, 0.45); display: flex; align-items: center; justify-content: center; z-index: 50; backdrop-filter: blur(2px); }
#busy-overlay[hidden] { display: none; }
.busy-box { background: var(--surface); border-radius: 12px; padding: 24px 30px; display: flex; gap: 16px; align-items: center; font-weight: 600; box-shadow: 0 12px 48px rgba(11, 11, 11, 0.25); }
.busy-box small { color: var(--ink-3); font-weight: 500; }
.spinner { width: 26px; height: 26px; border: 3.5px solid var(--accent-tint); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; flex: 0 0 26px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- login ---------------- */
.login-body { background: var(--navy); min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-shell {
  display: grid; grid-template-columns: 1.05fr 1fr; width: min(880px, 100%);
  border-radius: 16px; overflow: hidden; box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}
.login-brand {
  background: linear-gradient(160deg, #14273f 0%, #0e1b2c 70%);
  color: var(--navy-ink); padding: 44px 40px; display: flex; flex-direction: column;
}
.login-brand .brand { padding: 0 0 26px; }
.login-brand h1 { color: #fff; font-size: 24px; line-height: 1.3; letter-spacing: -0.01em; }
.login-brand p { font-size: 13.5px; line-height: 1.65; }
.login-brand ul { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-direction: column; gap: 11px; }
.login-brand li { display: flex; gap: 10px; font-size: 13px; align-items: baseline; }
.login-brand li::before { content: "✓"; color: #3987e5; font-weight: 700; }
.login-brand .foot-note { margin-top: auto; font-size: 11.5px; color: var(--navy-ink-dim); padding-top: 30px; }
.login-form { background: var(--surface); padding: 44px 40px; display: flex; flex-direction: column; justify-content: center; }
.login-form h2 { font-size: 18px; margin-bottom: 4px; }
.login-form .hint { color: var(--ink-3); font-size: 12.5px; margin: 0 0 20px; }
@media (max-width: 760px) { .login-shell { grid-template-columns: 1fr; } .login-brand { display: none; } }

/* ---------------- misc ---------------- */
.muted { color: var(--ink-3); }
code { background: var(--surface-2); border: 1px solid var(--hairline); border-radius: 5px; padding: 1px 6px; font-size: 12px; }
.empty { color: var(--ink-3); font-size: 13.5px; padding: 26px 0; text-align: center; }
.table-scroll { overflow-x: auto; }