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

:root {
  --bg: #12161C;
  --panel: #1B212B;
  --border: #2A323D;
  --text: #E7EBF0;
  --text-muted: #8B95A3;
  --accent: #C9922F;
  --accent-dim: #C9922F33;
  --positive: #4C9A6A;
  --negative: #B65449;
  --radius: 6px;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

h1, h2, h3 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.mono {
  font-family: 'IBM Plex Mono', monospace;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

a { color: var(--accent); }

.btn {
  background: var(--accent);
  color: #12161C;
  border: none;
  border-radius: var(--radius);
  padding: 0.65rem 1.4rem;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn:hover { opacity: 0.9; }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

input, select {
  background: #0F1319;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.95rem;
}

label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Login page */
.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-box {
  width: 320px;
}
.login-box h1 {
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}
.login-box .subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}
.error-msg {
  color: var(--negative);
  font-size: 0.85rem;
  margin-top: 0.75rem;
}

/* Ledger strip (signature element) */
.ledger-strip {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.ledger-item {
  flex: 1;
  padding: 0.9rem 1.25rem;
  border-right: 1px solid var(--border);
}
.ledger-item:last-child { border-right: none; }
.ledger-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}
.ledger-value {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 1.3rem;
  font-weight: 500;
}

/* Rule status pills */
.rule-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-family: 'IBM Plex Mono', monospace;
  border: 1px solid var(--border);
}
.rule-pill.clear { color: var(--positive); }
.rule-pill.blocked { color: var(--negative); border-color: var(--negative); }
.dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
/* ===== Dashboard 2.0 layout ===== */
:root {
  --sidebar-bg: #0F1319;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 0;
}
.sidebar-brand {
  padding: 0 1.25rem 1.5rem 1.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}
.sidebar-brand h1 { font-size: 1.15rem; }
.sidebar-brand .sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.2rem;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  border-left: 2px solid transparent;
  font-size: 0.88rem;
  text-decoration: none;
  text-transform: capitalize;
}
.nav-item:hover { color: var(--text); background: #ffffff08; }
.nav-item.active {
  color: var(--accent);
  background: var(--accent-dim);
  border-left: 2px solid var(--accent);
}
.nav-item svg { width: 17px; height: 17px; flex-shrink: 0; }
.nav-section-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 1rem 1.25rem 0.4rem 1.25rem;
  opacity: 0.6;
}
.nav-badge {
  margin-left: auto;
  font-size: 0.62rem;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  background: #ffffff10;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.page-content { padding: 1.75rem; }

.kill-switch-off { color: var(--positive); }
.kill-switch-on { color: var(--negative); }

/* ===== Option chain ladder ===== */
.oc-table { width: 100%; border-collapse: collapse; font-family: 'IBM Plex Mono', monospace; font-size: 0.82rem; }
.oc-table th {
  text-align: right;
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.5rem 0.6rem;
  font-weight: 500;
}
.oc-table th.center, .oc-table td.center { text-align: center; }
.oc-table td { padding: 0.55rem 0.6rem; text-align: right; border-top: 1px solid #ffffff08; }
.oc-strike { text-align: center !important; font-weight: 500; color: var(--text); }
.oc-atm-row td { background: var(--accent-dim); border-top: 1px solid var(--accent); border-bottom: 1px solid var(--accent); }
.oc-atm-row .oc-strike { color: var(--accent); font-weight: 600; }
.oc-up { color: var(--positive); }
.oc-down { color: var(--negative); }
.oc-ce-select { text-align: center; }
.oc-select-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 4px;
  width: 22px; height: 22px;
  font-size: 0.7rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.oc-select-btn:hover { color: var(--accent); border-color: var(--accent); }

/* ===== Trade logs calendar ===== */
.cal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.75rem; }
.cal-nav { display: flex; gap: 0.4rem; align-items: center; }
.cal-nav-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 4px;
  width: 28px; height: 28px;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.cal-nav-btn:hover { color: var(--accent); border-color: var(--accent); }
.cal-select { width: auto; margin: 0; padding: 0.4rem 0.6rem; font-size: 0.8rem; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-top: 0.75rem; }
.cal-dow { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; text-align: center; padding-bottom: 0.4rem; }
.cal-day {
  background: #ffffff05;
  border: 1px solid var(--border);
  border-radius: 4px;
  min-height: 72px;
  padding: 0.4rem 0.5rem;
  font-size: 0.7rem;
}
.cal-day.empty { background: transparent; border: none; }
.cal-daynum { font-family: 'IBM Plex Mono', monospace; color: var(--text-muted); font-size: 0.72rem; }
.cal-day.win { border-color: var(--positive); background: #4C9A6A15; }
.cal-day.loss { border-color: var(--negative); background: #B6545415; }
.cal-day.holiday, .cal-day.weekend, .cal-day.unknown, .cal-day.future { opacity: 0.45; }
.cal-note { font-size: 0.62rem; color: var(--text-muted); margin-top: 0.3rem; line-height: 1.3; }
.cal-pts { font-family: 'IBM Plex Mono', monospace; font-weight: 600; margin-top: 0.3rem; }
.cal-day.win .cal-pts { color: var(--positive); }
.cal-day.loss .cal-pts { color: var(--negative); }
.cal-day.breakeven .cal-pts { color: var(--text-muted); }

/* ===== System health status colors ===== */
.panel-box.status-match { border-color: var(--positive); }
.panel-box.status-mismatch { border-color: var(--negative); }
.status-text-match { color: var(--positive); font-weight: 600; margin-bottom: 0.5rem; }
.status-text-mismatch { color: var(--negative); font-weight: 600; margin-bottom: 0.5rem; }
.status-text-neutral { color: var(--text-muted); font-weight: 600; margin-bottom: 0.5rem; }

/* ===== Dashboard homepage layout (Item #6) ===== */
.grid-left-right { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.col-stack { display: flex; flex-direction: column; gap: 1.25rem; }
.fixed-panel { min-height: 280px; display: flex; flex-direction: column; }
.fixed-panel .btn:disabled { opacity: 0.35; cursor: not-allowed; }

.rule-pill-vertical {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.65rem;
  border-radius: var(--radius);
  font-size: 0.72rem;
  font-family: 'IBM Plex Mono', monospace;
  border: 1px solid var(--border);
  color: var(--positive);
  margin-bottom: 0.5rem;
}
.rule-pill-vertical.blocked { color: var(--negative); border-color: var(--negative); }
.rule-pill-vertical.last { margin-bottom: 0; }

.snapshot-row { display: flex; justify-content: space-between; align-items: baseline; padding: 0.3rem 0; }
.snapshot-row .label { color: var(--text-muted); font-size: 0.72rem; }
.snapshot-row .val { font-family: 'IBM Plex Mono', monospace; font-size: 0.85rem; }

#risk-preview, .report-box { background: #0F1319; border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem; margin-bottom: 1rem; }
.rp-label { color: var(--text-muted); font-size: 0.7rem; letter-spacing: 0.05em; margin-bottom: 0.5rem; text-transform: uppercase; }
table.rp-table { border-collapse: collapse; width: 100%; }
table.rp-table td { padding: 0.22rem 0; font-size: 0.85rem; }
table.rp-table td.rp-key { color: var(--text-muted); padding-right: 3rem; }
table.rp-table td.rp-val { text-align: right; }

/* ===== Dashboard homepage: uppercase + refined styling ===== */
.page-content { text-transform: uppercase; letter-spacing: 0.02em; }
.page-content input, .page-content select { text-transform: none; letter-spacing: normal; }

.rule-pill-vertical {
  border: none;
  padding: 0.35rem 0;
  margin-bottom: 0;
}
.rule-list-spaced {
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  height: 100%;
}

.data-box {
  background: #0F1319;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  margin-bottom: 1rem;
}

.section-title { text-transform: capitalize; }