/* ── ROI Dashboard ── */

.roi-header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.roi-header .container {
  display: flex;
  align-items: center;
  gap: 16px;
}
.roi-header h1 {
  font-size: 1.3em;
  font-weight: 700;
  color: #FFF8EE;
}
.roi-nav {
  margin-left: auto;
  display: flex;
  gap: 16px;
}
.roi-nav a {
  color: var(--text-muted);
  font-size: 0.85em;
  text-decoration: none;
}
.roi-nav a:hover {
  color: var(--accent);
}

/* ── Summary Bar ── */
.summary-bar {
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.summary-bar .container {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 24px;
}
.stat {
  text-align: center;
  min-width: 80px;
}
.stat-value {
  font-size: 1.8em;
  font-weight: 800;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  color: #FFF8EE;
}
.stat-value.pos { color: var(--green); }
.stat-value.neg { color: var(--red); }
.stat-label {
  font-size: 0.65em;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 2px;
}

/* ── Sections ── */
.roi-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}
.roi-section:last-of-type {
  border-bottom: none;
}
.section-title {
  font-size: 1.3em;
  font-weight: 700;
  color: #FFF8EE;
  margin-bottom: 20px;
}

/* ── Chart Containers ── */
.chart-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}
.chart-container canvas {
  display: block;
  width: 100%;
}

/* ── Tables ── */
.table-wrap {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.roi-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.roi-table th {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}
.roi-table th:hover {
  color: var(--text);
}
.roi-table th.sort-asc::after { content: ' \u25B2'; font-size: 0.7em; }
.roi-table th.sort-desc::after { content: ' \u25BC'; font-size: 0.7em; }
.roi-table th.num, .roi-table td.num {
  text-align: right;
}
.roi-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}
.roi-table td.mono {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}
.roi-table tbody tr:hover {
  background: rgba(255,255,255,0.02);
}
.roi-table tbody tr:last-child td {
  border-bottom: none;
}

.result-win { color: var(--green); font-weight: 700; }
.result-loss { color: var(--text-muted); }
.result-pending { color: var(--text-muted); font-style: italic; }

/* ── Footer ── */
.roi-footer {
  padding: 32px 20px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.roi-footer .disclaimer {
  font-size: 0.7em;
  color: #5A6D80;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.4;
}

/* ── Empty State ── */
.empty-msg {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 20px;
  font-size: 0.9em;
}

/* ── Responsive ── */
@media (max-width: 640px) {
  .summary-bar .container {
    gap: 16px;
    padding: 16px;
  }
  .stat-value {
    font-size: 1.3em;
  }
  .roi-header .container {
    flex-wrap: wrap;
  }
  .roi-nav {
    margin-left: 0;
  }
  .roi-section {
    padding: 32px 0;
  }
}