* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: system-ui, -apple-system, sans-serif; background: var(--c-bg, var(--c-bg)); color: var(--c-text, var(--c-text)); }
.chart-container { position: relative; width: 100%; min-height: 340px; }
.chart-container-sm { position: relative; width: 100%; min-height: 280px; }
.app-wrap { padding-top: 56px; padding-bottom: 72px; max-width: 1200px; margin: 0 auto; padding-left: 20px; padding-right: 20px; opacity: 0; animation: fadeIn 0.7s ease forwards; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.card { background: var(--c-bg-card); border: 1px solid var(--c-border); border-radius: 14px; }
.label-sm { font-size: var(--fs-min, 0.75rem); letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-text-muted); }
.input-row label { font-size: 0.75rem; color: var(--c-text-secondary); }
.num-input { background: var(--c-bg); border: 1px solid var(--c-border); border-radius: 8px; color: var(--c-text); padding: 8px 12px; font-size: 0.95rem; width: 100%; min-width: 140px; }
.num-input:focus { outline: none; border-color: var(--c-text-dim); }
.num-input::-webkit-outer-spin-button,
.num-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.num-input[type=number] { -moz-appearance: textfield; appearance: textfield; }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; background: #222; border-radius: 2px; outline: none; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--c-text); cursor: pointer; border: 2px solid var(--c-bg); }
input[type=range]::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--c-text); cursor: pointer; border: 2px solid var(--c-bg); }
.chip { padding: 6px 12px; border-radius: 999px; font-size: 0.75rem; background: var(--c-border); color: var(--c-text-secondary); border: 1px solid #222; cursor: pointer; transition: all 0.2s; }
.chip:hover { color: var(--c-text); border-color: var(--c-text-faint); }
.chip.active { background: rgba(224,224,224,0.08); color: var(--c-text); border-color: var(--c-text); }
table.year-tbl { width: 100%; border-collapse: collapse; font-size: var(--fs-min, 0.75rem); }
table.year-tbl th, table.year-tbl td { text-align: right; padding: 4px 6px; border-bottom: 1px solid var(--c-border); font-variant-numeric: tabular-nums; }
table.year-tbl th { color: var(--c-text-dim); font-weight: 400; letter-spacing: 0.06em; text-transform: uppercase; font-size: 0.6rem; text-align: right; }
table.year-tbl tr:hover td { background: var(--c-bg-elevated); }
.neg { color: var(--c-error); }
.cell-btn { background: transparent; border: none; color: inherit; cursor: pointer; padding: 4px 6px; border-radius: 4px; font: inherit; width: 100%; text-align: right; font-variant-numeric: tabular-nums; }
.cell-btn:hover { background: var(--c-border); color: #fff; outline: 1px solid var(--c-border-hover); }
.cell-popup-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 200; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.15s; pointer-events: none; }
.cell-popup-overlay.open { opacity: 1; pointer-events: auto; }
.cell-popup { background: var(--c-bg-card); border: 1px solid var(--c-border-hover); border-radius: 12px; max-width: 380px; width: calc(100% - 32px); max-height: 80vh; overflow-y: auto; padding: 18px 20px; box-shadow: 0 12px 40px rgba(0,0,0,0.7); }
.cell-popup h3 { font-size: 0.95rem; font-weight: 400; letter-spacing: 0.04em; margin-bottom: 2px; }
.cell-popup .acct { font-size: var(--fs-min, 0.75rem); letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 14px; }
.cell-popup .row { display: flex; justify-content: space-between; align-items: baseline; padding: 6px 0; border-bottom: 1px solid var(--c-border); font-size: 0.78rem; }
.cell-popup .row:last-child { border-bottom: none; }
.cell-popup .row .k { color: var(--c-text-secondary); }
.cell-popup .row .v { color: var(--c-text); font-variant-numeric: tabular-nums; }
.cell-popup .row.pos .v { color: var(--c-success); }
.cell-popup .row.neg .v { color: var(--c-error); }
.cell-popup .legend { font-size: 0.7rem; color: var(--c-text-muted); margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--c-border); line-height: 1.55; }
.cell-popup .close { position: absolute; top: 10px; right: 12px; background: transparent; border: none; color: var(--c-text-muted); font-size: 1.1rem; cursor: pointer; line-height: 1; padding: 4px; }
.cell-popup .close:hover { color: var(--c-text); }
.cell-popup { position: relative; }
.info-btn { display: inline-flex; align-items: center; justify-content: center; width: 14px; height: 14px; border-radius: 50%; border: 1px solid var(--c-text-faint); background: transparent; color: var(--c-text-muted); font-size: var(--fs-min, 0.75rem); cursor: help; vertical-align: middle; margin-left: 4px; position: relative; padding: 0; line-height: 1; }
.info-btn:hover { border-color: #888; color: var(--c-text-secondary); }
.info-btn .tooltip { display: none; position: absolute; bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%); background: var(--c-border); border: 1px solid var(--c-border-hover); border-radius: 8px; padding: 10px 14px; font-size: 0.7rem; color: var(--c-text-secondary); line-height: 1.55; width: 260px; z-index: 250; box-shadow: 0 4px 16px rgba(0,0,0,0.5); text-align: left; font-weight: 400; white-space: normal; text-transform: none; letter-spacing: normal; }
.info-btn .tooltip::after { content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%); border: 5px solid transparent; border-top-color: var(--c-border); }
.info-btn:hover .tooltip { display: block; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.5;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background-color: var(--c-text);
  color: var(--c-bg);
}
.btn-primary:hover {
  background-color: #ccc;
  transform: translateY(-1px);
}
.btn-primary:disabled {
  background-color: var(--c-border-hover);
  color: var(--c-text-muted);
  cursor: not-allowed;
  transform: none;
}
.hidden {
  display: none !important;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.animate-spin {
  animation: spin 1s linear infinite;
}
#resultsGrid {
  background: var(--c-bg-card);
  border-radius: 8px;
  padding: 1rem;
}
.result-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--c-border);
}
.result-item:last-child {
  border-bottom: none;
}
.result-label {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
}
.result-value {
  font-size: 0.875rem;
  color: var(--c-text);
  font-weight: 500;
}
details summary::-webkit-details-marker { display:none; }
details summary { display:flex; align-items:center; gap:10px; cursor:pointer; user-select:none; list-style:none; }
details summary::before { content:'▶'; font-size:0.7rem; color:var(--c-text-muted); transition:transform 0.2s; flex-shrink:0; line-height:1; }
details[open] summary::before { transform:rotate(90deg); }
details summary:hover::before { color:var(--c-text); }