/* ============================================================
   FONDAMENTA platform — "Atelier" design system
   Light institutional palette inspired by investment-memo /
   private-banking UIs. Restrained, warm, document-like.
   ============================================================ */

:root {
  /* Surfaces */
  --bg: #F6F4ED;          /* warm cream paper */
  --bg-2: #EFEDE5;        /* subtle alternate band */
  --panel: #FFFFFF;       /* card / surface */
  --panel-2: #FAF8F2;     /* secondary surface */

  /* Ink */
  --ink: #1A1814;         /* warm near-black */
  --ink-dim: #5B5751;
  --ink-faint: #8E8980;
  --ink-ghost: #BDB8AE;

  /* Lines */
  --line: rgba(26,24,20,.09);
  --line-2: rgba(26,24,20,.17);
  --line-3: rgba(26,24,20,.30);

  /* Brand (institutional) */
  --brand: #1F4D5A;         /* deep teal */
  --brand-2: #2C6878;
  --brand-soft: rgba(31,77,90,.10);
  --brand-line: rgba(31,77,90,.30);

  /* Status — dialed back */
  --ok: #2D6A4F;            /* forest */
  --ok-soft: rgba(45,106,79,.10);
  --warn: #A87A14;          /* muted amber */
  --warn-soft: rgba(168,122,20,.10);
  --err: #9E2A2B;           /* refined oxblood */
  --err-soft: rgba(158,42,43,.10);
  --info: #3F6B8E;
  --info-soft: rgba(63,107,142,.10);

  /* Type */
  --sans: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: 'Fraunces', Georgia, serif;
  --mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;

  /* Radius */
  --r-s: 6px;
  --r-m: 10px;
  --r-l: 14px;

  /* Shadow */
  --sh-1: 0 1px 0 rgba(26,24,20,.04), 0 1px 2px rgba(26,24,20,.04);
  --sh-2: 0 4px 14px -6px rgba(26,24,20,.10), 0 1px 2px rgba(26,24,20,.05);
  --sh-3: 0 24px 60px -30px rgba(26,24,20,.22), 0 4px 14px -6px rgba(26,24,20,.10);
}

/* ---------- base ---------- */
* { box-sizing: border-box; }
html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  letter-spacing: -.005em;
  line-height: 1.5;
}
body { margin: 0; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-2); }

::selection { background: var(--brand-soft); color: var(--ink); }

/* ---------- layout helpers ---------- */
.shell { max-width: 1380px; margin: 0 auto; padding: 0 28px; }
@media (max-width: 680px) { .shell { padding: 0 18px; } }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; background: rgba(246,244,237,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.topbar .brand {
  display: flex; align-items: baseline; gap: 10px;
  font-family: var(--serif); font-weight: 500;
  font-size: 19px; letter-spacing: -.01em; color: var(--ink);
}
.topbar .brand .b1 { font-weight: 500; }
.topbar .brand .b2 { color: var(--brand); font-style: italic; }
.topbar .brand .tag {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-faint); margin-left: 4px;
}
.topnav { display: flex; gap: 4px; }
.topnav a {
  font-size: 13px; font-weight: 500; color: var(--ink-dim);
  padding: 8px 14px; border-radius: var(--r-s);
  display: inline-flex; align-items: center; gap: 8px;
  transition: background .15s, color .15s;
}
.topnav a:hover { background: var(--bg-2); color: var(--ink); }
.topnav a.active {
  background: var(--brand-soft); color: var(--brand); font-weight: 600;
}
.topnav a i { width: 14px; color: currentColor; opacity: .75; }
@media (max-width: 740px) { .topnav span.lbl { display: none; } }

/* ---------- panels ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  box-shadow: var(--sh-1);
}
.panel-head {
  padding: 14px 18px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600; color: var(--ink);
}
.panel-head .ico {
  width: 24px; height: 24px; border-radius: 6px;
  background: var(--brand-soft); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
}
.panel-body { padding: 18px; }

/* ---------- type tokens ---------- */
.h-eyebrow {
  font-family: var(--mono); font-size: 11px; font-weight: 500;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--ink-faint);
}
.h-page {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(28px, 3.4vw, 42px); line-height: 1.05;
  letter-spacing: -.015em; color: var(--ink);
}
.h-page em { font-style: italic; color: var(--brand); font-weight: 500; }
.h-section {
  font-family: var(--serif); font-weight: 500;
  font-size: 22px; letter-spacing: -.01em; color: var(--ink);
}
.tnum { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

/* ---------- KPI ---------- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 760px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
.kpi {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--r-l); padding: 18px 20px;
  position: relative; overflow: hidden;
  transition: border-color .25s, transform .25s;
}
.kpi:hover { border-color: var(--line-2); }
.kpi .lbl {
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-faint); margin-bottom: 8px;
}
.kpi .val {
  font-family: var(--serif); font-weight: 400;
  font-size: 38px; line-height: 1; letter-spacing: -.02em;
  color: var(--ink); font-feature-settings: "tnum";
}
.kpi .val em { font-style: italic; color: var(--brand); font-weight: 500; }
.kpi .sub {
  margin-top: 8px; font-size: 12px; color: var(--ink-dim);
}
.kpi.accent { border-left: 3px solid var(--brand); }

/* ---------- pills / status ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px; border-radius: 999px;
  font-family: var(--mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: .04em;
}
.pill::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: currentColor;
}
.pill-ok    { background: var(--ok-soft);    color: var(--ok); }
.pill-warn  { background: var(--warn-soft);  color: var(--warn); }
.pill-err   { background: var(--err-soft);   color: var(--err); }
.pill-info  { background: var(--info-soft);  color: var(--info); }
.pill-mute  { background: var(--bg-2);       color: var(--ink-dim); }
.pill-brand { background: var(--brand-soft); color: var(--brand); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: var(--r-m);
  font-size: 13px; font-weight: 500; letter-spacing: -.005em;
  border: 1px solid transparent; cursor: pointer; transition: .2s;
  text-decoration: none;
}
.btn-pri {
  background: var(--brand); color: #FFF;
  border-color: var(--brand);
}
.btn-pri:hover { background: var(--brand-2); border-color: var(--brand-2); color: #FFF; }
.btn-ghost {
  background: var(--panel); color: var(--ink);
  border-color: var(--line-2);
}
.btn-ghost:hover { background: var(--bg-2); border-color: var(--line-3); color: var(--ink); }
.btn-sub {
  background: transparent; color: var(--ink-dim);
  padding: 7px 12px; font-size: 12.5px;
}
.btn-sub:hover { color: var(--ink); background: var(--bg-2); }

/* ---------- form ---------- */
.input, select.input {
  background: var(--panel); border: 1px solid var(--line-2);
  border-radius: var(--r-m); padding: 9px 12px;
  font-family: var(--sans); font-size: 13.5px; color: var(--ink);
  width: 100%; transition: border-color .2s, box-shadow .2s;
}
.input:focus, select.input:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.input::placeholder { color: var(--ink-faint); }

/* ---------- chips (filter facets) ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 11px; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--line);
  font-size: 12px; color: var(--ink-dim);
  text-decoration: none; transition: .15s;
}
.chip:hover { background: var(--bg-2); color: var(--ink); border-color: var(--line-2); }
.chip.active {
  background: var(--brand); color: #FFF; border-color: var(--brand);
}
.chip .count {
  font-family: var(--mono); font-size: 10px;
  background: rgba(0,0,0,.08); padding: 0 5px; border-radius: 4px;
  color: inherit;
}
.chip.active .count { background: rgba(255,255,255,.20); }

/* ---------- progress / bars ---------- */
.bar {
  height: 4px; background: var(--bg-2); border-radius: 999px;
  overflow: hidden;
}
.bar > i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  transition: width .6s ease;
}

/* ---------- table ---------- */
.tbl { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.tbl thead th {
  text-align: left; font-size: 10.5px; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-faint); padding: 11px 14px;
  background: var(--panel-2); border-bottom: 1px solid var(--line);
}
.tbl tbody td { padding: 12px 14px; border-bottom: 1px solid var(--line); color: var(--ink); }
.tbl tbody tr:hover { background: var(--bg-2); cursor: pointer; }

/* utilities */
.muted { color: var(--ink-dim); }
.faint { color: var(--ink-faint); }
.brand { color: var(--brand); }
.divider { height: 1px; background: var(--line); border: 0; }