:root {
  --bg: #0f1419;
  --panel: #1a2029;
  --panel-2: #232b37;
  --border: #2c3543;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #4f9cf9;
  --green: #2ecc71;
  --red: #ff5d5d;
  --radius: 10px;
}

* { box-sizing: border-box; }

/* Ensure the HTML [hidden] attribute always wins over any `display` rule
   (e.g. .modal-overlay's display:flex). Without this, modals with `hidden`
   still render and stack on top of each other. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "Sarabun", "Noto Sans Thai", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* Top bar */
.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar h1 { font-size: 18px; margin: 0; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
}
.user-info #userName { font-weight: 500; }
.api-status {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.api-status.ok { color: var(--green); border-color: rgba(46,204,113,.4); }
.api-status.bad { color: var(--red); border-color: rgba(255,93,93,.4); }

/* Layout */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

/* Summary cards */
.summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.card .label { color: var(--muted); font-size: 12px; }
.card .value { font-size: 22px; font-weight: 600; }

/* Actions */
.actions { display: flex; gap: 10px; margin-bottom: 16px; align-items: center; }
.actions-spacer { flex: 1; }
.btn.ghost {
  background: transparent;
  color: var(--muted);
  font-size: 13px;
}
.btn.ghost:hover { color: var(--text); background: var(--panel-2); }
.btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: #2c3543; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #3a87e0; }

/* Table */
.table-wrap {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.fund-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.fund-table th, .fund-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.fund-table th {
  background: var(--panel-2);
  font-weight: 600;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.fund-table td.num, .fund-table th.num { text-align: right; }
.fund-table tbody tr:hover { background: rgba(255,255,255,.02); }
.fund-table .empty { text-align: center; color: var(--muted); padding: 36px; }
.fund-name { font-weight: 600; }
.fund-sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.pos { color: var(--green); }
.neg { color: var(--red); }

.row-actions { display: flex; gap: 6px; justify-content: flex-end; }
.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
}
.icon-btn:hover { color: var(--text); border-color: var(--accent); }
.icon-btn.danger:hover { color: var(--red); border-color: var(--red); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 50;
}
.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  width: 100%;
  max-width: 520px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}
.modal h2 { margin: 0 0 16px; font-size: 18px; }
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  background: transparent; border: none; color: var(--muted);
  font-size: 16px; cursor: pointer;
}
.modal-close:hover { color: var(--text); }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field span { color: var(--muted); font-size: 12px; }
.field input, .field select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
}
.field input:focus, .field select:focus { border-color: var(--accent); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row.three { grid-template-columns: 1fr 1fr 1fr; }

.search-results {
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 14px;
}
.search-item {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.search-item:hover { background: var(--panel-2); }
.search-item .si-abbr { font-weight: 600; }
.search-item .si-name { color: var(--muted); font-size: 12px; margin-top: 2px; }
.search-item .si-nav { color: var(--muted); font-size: 12px; margin-top: 2px; }
.search-item .si-class {
  display: inline-block;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 11px;
  font-weight: 500;
  margin-left: 6px;
  vertical-align: middle;
}
.si-inactive { color: var(--red); opacity: 0.75; }
.search-item.selected { background: rgba(79,156,249,.15); border-left: 3px solid var(--accent); }
.search-hint { padding: 10px 12px; color: var(--muted); font-size: 12px; }

.selected-fund {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 14px;
}
.selected-name { font-weight: 600; }
.selected-meta { color: var(--muted); font-size: 12px; margin-top: 4px; }

.form-error {
  background: rgba(255,93,93,.1);
  border: 1px solid rgba(255,93,93,.4);
  color: var(--red);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 14px;
}
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 100;
}
.toast.error { border-color: var(--red); }
.toast.success { border-color: var(--green); }

@media (max-width: 760px) {
  .summary { grid-template-columns: 1fr 1fr; }
  .row, .row.three { grid-template-columns: 1fr; }
}

/* Charts */
.charts {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.chart-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px 14px;
}
.chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.chart-head h3 { margin: 0; font-size: 15px; font-weight: 600; }
.chart-sub { color: var(--muted); font-size: 12px; font-weight: 400; }
.chart-stat { font-size: 18px; font-weight: 600; }
.chart-body { position: relative; height: 320px; }
.chart-empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 14px;
}
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 12px;
}
.chart-legend .legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}
.chart-legend .legend-item.muted { opacity: 0.4; text-decoration: line-through; }
.chart-legend .legend-swatch {
  width: 12px;
  height: 3px;
  border-radius: 2px;
}