feat: add prism shell CSS for valuation layout

1 files changed, 367 insertions, 0 deletions

diff --git a/frontend/app/prism-shell.css b/frontend/app/prism-shell.css
index 09b8ebd..ef551da 100644
--- a/frontend/app/prism-shell.css
+++ b/frontend/app/prism-shell.css
@@ -571,6 +571,18 @@
   color: var(--warning);
 }
 
+.psm-currency-warning {
+  display: inline-block;
+  padding: 2px var(--sp-2);
+  border: 1px solid rgba(196, 149, 69, 0.4);
+  background: var(--warning-bg);
+  color: var(--warning);
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  border-radius: var(--r-2);
+  line-height: 1.4;
+}
+
 .psm-status-chip {
   border: 1px solid rgba(79, 140, 94, 0.35);
   background: var(--positive-bg);
@@ -1449,6 +1461,11 @@
   font-variant-numeric: tabular-nums;
 }
 
+.psm-val-intrinsic-price.invalid {
+  color: var(--negative);
+  font-size: var(--fs-24);
+}
+
 .psm-val-mult-list {
   display: flex;
   flex-direction: column;
@@ -1962,3 +1979,353 @@
   font-size: var(--fs-12);
   line-height: 1.5;
 }
+
+/* ── Valuation mode toggle (segmented control) ─────────────────────────── */
+
+.psm-val-mode-toggle {
+  display: flex;
+  align-items: center;
+  gap: var(--sp-2);
+}
+
+.psm-val-mode-segment {
+  display: flex;
+  gap: 2px;
+  border: 1px solid var(--line-2);
+  background: var(--ink-2);
+  border-radius: var(--r-1);
+  padding: 2px;
+}
+
+.psm-val-mode-btn {
+  border: 0;
+  border-radius: var(--r-1);
+  background: transparent;
+  color: var(--fg-3);
+  padding: 5px 12px;
+  font-family: var(--font-mono);
+  font-size: var(--fs-12);
+  letter-spacing: 0.04em;
+  cursor: pointer;
+  transition: background 150ms ease, color 150ms ease;
+}
+
+.psm-val-mode-btn:hover:not(.active) {
+  color: var(--fg-1);
+}
+
+.psm-val-mode-btn.active {
+  background: var(--ink-3);
+  color: var(--fg-1);
+}
+
+/* ── Advanced DCF panel ───────────────────────────────────────────────── */
+
+.psm-val-advanced-panel {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-4);
+}
+
+.psm-val-preset-row {
+  display: flex;
+  gap: var(--sp-2);
+}
+
+.psm-val-preset-btn {
+  border: 1px solid var(--line-2);
+  border-radius: var(--r-1);
+  background: var(--ink-2);
+  color: var(--fg-3);
+  padding: 5px 12px;
+  font-family: var(--font-mono);
+  font-size: var(--fs-12);
+  letter-spacing: 0.04em;
+  cursor: pointer;
+  transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
+}
+
+.psm-val-preset-btn:hover {
+  border-color: var(--brass);
+  color: var(--brass);
+  background: var(--ink-3);
+}
+
+.psm-val-advanced-grid {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-3);
+}
+
+.psm-val-advanced-row {
+  display: grid;
+  grid-template-columns: 120px repeat(5, 1fr);
+  gap: var(--sp-2);
+  align-items: center;
+}
+
+.psm-val-advanced-row.scalar {
+  grid-template-columns: 120px 1fr;
+}
+
+.psm-val-advanced-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-3);
+  white-space: nowrap;
+}
+
+.psm-val-advanced-input {
+  width: 100%;
+  background: var(--ink-2);
+  border: 1px solid var(--line-2);
+  border-radius: var(--r-1);
+  color: var(--fg-1);
+  padding: 6px 8px;
+  font-family: var(--font-mono);
+  font-size: var(--fs-13);
+  font-variant-numeric: tabular-nums;
+  outline: none;
+  transition: border-color 150ms ease, box-shadow 150ms ease;
+}
+
+.psm-val-advanced-input:focus {
+  border-color: var(--brass);
+  box-shadow: 0 0 0 1px var(--focus-ring);
+}
+
+.psm-val-advanced-input::placeholder {
+  color: var(--fg-4);
+}
+
+/* Hide number spinners */
+.psm-val-advanced-input::-webkit-outer-spin-button,
+.psm-val-advanced-input::-webkit-inner-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
+}
+
+.psm-val-advanced-input[type="number"] {
+  -moz-appearance: textfield;
+}
+
+.psm-val-advanced-result {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-2);
+  padding: var(--sp-4);
+  background: var(--ink-2);
+  border: 1px solid var(--line-1);
+  border-radius: var(--r-2);
+  align-self: start;
+}
+
+.psm-val-advanced-result-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-3);
+}
+
+.psm-val-advanced-result-price {
+  font-family: var(--font-mono);
+  font-size: var(--fs-30);
+  color: var(--brass);
+  font-variant-numeric: tabular-nums;
+  line-height: 1.1;
+}
+
+.psm-val-advanced-result-price.invalid {
+  color: var(--negative);
+  font-size: var(--fs-18);
+}
+
+.psm-val-advanced-field {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-1);
+}
+
+.psm-val-advanced-field-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-3);
+}
+
+.psm-val-advanced-table {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-2);
+}
+
+.psm-val-advanced-table-header {
+  display: grid;
+  grid-template-columns: 130px repeat(5, 1fr);
+  gap: var(--sp-2);
+  align-items: center;
+}
+
+.psm-val-advanced-table-corner {
+  display: block;
+}
+
+.psm-val-advanced-table-year {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-4);
+  text-align: center;
+}
+
+.psm-val-advanced-table-row {
+  display: grid;
+  grid-template-columns: 130px repeat(5, 1fr);
+  gap: var(--sp-2);
+  align-items: center;
+}
+
+.psm-val-advanced-table-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-3);
+  white-space: nowrap;
+}
+
+/* ── Sensitivity table ─────────────────────────────────────────────────── */
+
+.psm-val-sensitivity {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-3);
+  padding-top: var(--sp-4);
+  border-top: 1px solid var(--line-1);
+}
+
+.psm-val-sensitivity-head {
+  display: flex;
+  align-items: baseline;
+  justify-content: space-between;
+}
+
+.psm-val-sensitivity-title {
+  font-family: var(--font-sans);
+  font-size: var(--fs-14);
+  font-weight: 600;
+  color: var(--fg-2);
+}
+
+.psm-val-sensitivity-subtitle {
+  font-family: var(--font-mono);
+  font-size: var(--fs-12);
+  color: var(--fg-4);
+  font-variant-numeric: tabular-nums;
+}
+
+.psm-val-sensitivity-table {
+  width: 100%;
+  border-collapse: collapse;
+  font-size: var(--fs-13);
+}
+
+.psm-val-sensitivity-table th,
+.psm-val-sensitivity-table td {
+  padding: 8px var(--sp-3);
+  text-align: right;
+  border-bottom: 1px solid var(--ink-2);
+}
+
+.psm-val-sensitivity-table th {
+  font-family: var(--font-sans);
+  font-weight: 600;
+  color: var(--fg-3);
+  font-size: var(--fs-12);
+  letter-spacing: var(--tr-wide);
+  text-transform: uppercase;
+}
+
+.psm-val-sensitivity-corner {
+  text-align: left;
+  color: var(--fg-4);
+  font-size: var(--fs-12);
+}
+
+.psm-val-sensitivity-col-header {
+  text-align: center;
+}
+
+.psm-val-sensitivity-row-header {
+  text-align: left;
+  font-family: var(--font-mono);
+  font-variant-numeric: tabular-nums;
+  color: var(--fg-3);
+}
+
+.psm-val-sensitivity-cell {
+  font-family: var(--font-mono);
+  font-variant-numeric: tabular-nums;
+  color: var(--fg-2);
+  transition: background 150ms ease;
+}
+
+.psm-val-sensitivity-cell.is-center {
+  background: rgba(194, 170, 122, 0.08);
+  color: var(--brass);
+  font-weight: 600;
+}
+
+.psm-val-sensitivity-col-header.is-center,
+.psm-val-sensitivity-row-header.is-center {
+  color: var(--brass);
+}
+
+.psm-val-sensitivity-table tbody tr:hover .psm-val-sensitivity-cell {
+  background: rgba(194, 170, 122, 0.04);
+}
+
+.psm-val-sensitivity-cell.negative {
+  color: var(--negative);
+}
+
+/* ── WACC note readability fix ─────────────────────────────────────────── */
+
+.psm-val-wacc-note {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 4px 8px;
+  align-items: baseline;
+  font-family: var(--font-mono);
+  font-size: var(--fs-13);
+  color: var(--fg-3);
+  font-variant-numeric: tabular-nums;
+  line-height: 1.5;
+}
+
+.psm-val-wacc-label {
+  color: var(--fg-2);
+  font-weight: 600;
+}
+
+.psm-val-wacc-value {
+  color: var(--brass);
+  font-weight: 600;
+}
+
+.psm-val-wacc-detail {
+  width: 100%;
+  margin-top: 2px;
+  color: var(--fg-4);
+  font-size: var(--fs-12);
+}