@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --paper: #F2EFE4;
  --paper-raised: #FBFAF4;
  --ink: #1F2A24;
  --ink-soft: #4B5750;
  --ledger-green: #145C3B;
  --ledger-green-soft: #E4EEE7;
  --brass: #A9862F;
  --brass-soft: #F3ECD8;
  --rule: #C9C2AC;
  --rule-soft: #DDD8C6;
  --alert-red: #7A2E2E;
  --alert-red-soft: #F1E3E1;
  --focus: #145C3B;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3 { font-family: 'Fraunces', Georgia, serif; font-weight: 600; margin: 0; }

a { color: inherit; }

.mono { font-family: 'IBM Plex Mono', monospace; font-variant-numeric: tabular-nums; }

/* ---------- LOGIN ---------- */
.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(180deg, transparent, transparent 27px, var(--rule-soft) 28px),
    var(--paper);
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
  border-top: 4px solid var(--ledger-green);
  padding: 40px 36px 32px;
  box-shadow: 0 1px 0 var(--rule);
}

.login-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 6px;
}

.login-card h1 {
  font-size: 26px;
  margin-bottom: 4px;
}

.login-sub {
  color: var(--ink-soft);
  font-size: 13px;
  margin-bottom: 28px;
}

.field { margin-bottom: 18px; }

.field label {
  display: block;
  font-size: 12px;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.field input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  background: var(--paper);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--ink);
}

.field input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.btn-primary {
  width: 100%;
  padding: 11px;
  background: var(--ledger-green);
  color: var(--paper-raised);
  border: none;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}
.btn-primary:hover { background: #0f4a2f; }
.btn-primary:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.login-erro {
  background: var(--alert-red-soft);
  color: var(--alert-red);
  border: 1px solid var(--alert-red);
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 18px;
}

/* ---------- APP SHELL ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--ink);
  color: var(--paper);
  padding: 28px 0 20px;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 0 24px 24px;
  border-bottom: 1px solid rgba(242,239,228,0.15);
  margin-bottom: 12px;
}

.sidebar-brand .eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #9FB0A6;
}

.sidebar-brand h1 {
  font-size: 19px;
  color: var(--paper);
  margin-top: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 24px;
  font-size: 13px;
  color: #C9D3CC;
  text-decoration: none;
  border-left: 3px solid transparent;
}

.nav-item .tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: #7C8A82;
}

.nav-item:hover { background: rgba(242,239,228,0.06); color: var(--paper); }

.nav-item.active {
  color: var(--paper);
  border-left-color: var(--brass);
  background: rgba(242,239,228,0.08);
}

.sidebar-footer {
  margin-top: auto;
  padding: 16px 24px 0;
  border-top: 1px solid rgba(242,239,228,0.15);
}

.sidebar-footer a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: #9FB0A6;
  text-decoration: none;
}
.sidebar-footer a:hover { color: var(--paper); }

/* ---------- MAIN ---------- */
.main {
  padding: 36px 44px 60px;
  max-width: 1080px;
}

.page-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 6px;
}

.page-title {
  font-size: 30px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 14px;
  margin-bottom: 28px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.page-title .subtitle {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 13px;
  font-weight: 400;
  color: var(--ink-soft);
}

/* ticker strip - elemento assinatura */
.ticker-strip {
  display: flex;
  overflow-x: auto;
  gap: 0;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  margin-bottom: 32px;
}

.ticker-item {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 10px 16px;
  border-right: 1px solid var(--rule-soft);
  white-space: nowrap;
  display: flex;
  gap: 8px;
  align-items: baseline;
}

.ticker-item .sym { color: var(--ink); font-weight: 600; }
.ticker-item .delta.up { color: var(--ledger-green); }
.ticker-item .delta.down { color: var(--alert-red); }
.ticker-item .delta.flat { color: var(--ink-soft); }

/* status cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: 36px;
}

.card {
  background: var(--paper-raised);
  padding: 20px 22px;
}

.card .label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.card .value {
  font-family: 'Fraunces', serif;
  font-size: 30px;
  font-weight: 500;
}

.card .value.ok { color: var(--ledger-green); }
.card .value.warn { color: var(--brass); }

.card .hint { font-size: 12px; color: var(--ink-soft); margin-top: 6px; }

/* ledger table */
.ledger {
  width: 100%;
  border-collapse: collapse;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
}

.ledger thead th {
  text-align: left;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 10px 14px;
  border-bottom: 2px solid var(--ink);
  background: var(--ledger-green-soft);
}

.ledger td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--rule-soft);
  font-size: 13px;
}

.ledger tbody tr:hover { background: #FDFCF7; }

.ledger td.num { font-family: 'IBM Plex Mono', monospace; text-align: right; }
.ledger td.ticker { font-family: 'IBM Plex Mono', monospace; font-weight: 600; }

.pill {
  display: inline-block;
  padding: 2px 9px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  border: 1px solid currentColor;
}
.pill.ok { color: var(--ledger-green); background: var(--ledger-green-soft); }
.pill.neutral { color: var(--ink-soft); background: var(--rule-soft); }

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 13px;
  background: var(--paper-raised);
  border: 1px dashed var(--rule);
}

.section-note {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 14px;
}

.watchlist-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.watchlist-tags span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 5px 10px;
  background: var(--paper-raised);
  border: 1px solid var(--rule);
}

@media (max-width: 760px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .main { padding: 24px; }
  .cards { grid-template-columns: 1fr; }
}