From dae44d7b01d57d8bf9a7e260f991c0054370a7b1 Mon Sep 17 00:00:00 2001
From: Tyler Hoang <tyler@tylerhoang.xyz>
Date: Tue, 19 May 2026 00:04:50 -0700
Subject: feat: add DCF slider CSS to prism-shell

---
 frontend/app/prism-shell.css | 156 +++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 151 insertions(+), 5 deletions(-)

(limited to 'frontend/app')

diff --git a/frontend/app/prism-shell.css b/frontend/app/prism-shell.css
index 4e65ced..ab2d452 100644
--- a/frontend/app/prism-shell.css
+++ b/frontend/app/prism-shell.css
@@ -1377,11 +1377,6 @@
   border-left: 2px solid var(--warning);
 }
 
-.psm-val-dcf-body {
-  display: grid;
-  grid-template-columns: 1fr 1fr;
-  gap: var(--sp-5);
-}
 
 .psm-val-kv-list {
   display: flex;
@@ -1497,6 +1492,157 @@
   text-align: right;
 }
 
+/* DCF sliders — side-by-side layout */
+
+.psm-val-dcf-body {
+  display: grid;
+  grid-template-columns: 1fr 1px 1fr;
+  gap: 0;
+  align-items: start;
+}
+
+.psm-val-dcf-divider {
+  background: var(--line-1);
+  align-self: stretch;
+}
+
+.psm-val-dcf-assumptions {
+  padding-right: var(--sp-5);
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-4);
+}
+
+.psm-val-dcf-results {
+  padding-left: var(--sp-5);
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-3);
+}
+
+.psm-val-dcf-col-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-11);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  color: var(--fg-4);
+  margin-bottom: var(--sp-1);
+}
+
+.psm-val-slider-row {
+  display: flex;
+  flex-direction: column;
+  gap: var(--sp-1);
+}
+
+.psm-val-slider-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: baseline;
+}
+
+.psm-val-slider-label {
+  font-family: var(--font-sans);
+  font-size: var(--fs-12);
+  color: var(--fg-3);
+}
+
+.psm-val-slider-value {
+  font-family: var(--font-mono);
+  font-size: var(--fs-12);
+  color: var(--brass);
+  font-variant-numeric: tabular-nums;
+  font-weight: 600;
+}
+
+.psm-val-range {
+  -webkit-appearance: none;
+  appearance: none;
+  width: 100%;
+  height: 3px;
+  background: var(--ink-3);
+  border-radius: var(--r-1);
+  outline: none;
+  cursor: pointer;
+}
+
+.psm-val-range::-webkit-slider-thumb {
+  -webkit-appearance: none;
+  appearance: none;
+  width: 12px;
+  height: 12px;
+  border-radius: 50%;
+  background: var(--brass);
+  border: 2px solid var(--ink-0);
+  cursor: pointer;
+  transition: background 150ms ease;
+}
+
+.psm-val-range::-moz-range-thumb {
+  width: 12px;
+  height: 12px;
+  border-radius: 50%;
+  background: var(--brass);
+  border: 2px solid var(--ink-0);
+  cursor: pointer;
+  transition: background 150ms ease;
+}
+
+.psm-val-range:focus-visible::-webkit-slider-thumb {
+  outline: 2px solid var(--brass);
+  outline-offset: 2px;
+}
+
+.psm-val-slider-ticks {
+  display: flex;
+  justify-content: space-between;
+}
+
+.psm-val-slider-tick {
+  font-family: var(--font-mono);
+  font-size: var(--fs-10);
+  color: var(--fg-4);
+  font-variant-numeric: tabular-nums;
+}
+
+.psm-val-dcf-section-head {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+
+.psm-val-reset-btn {
+  background: none;
+  border: 1px solid var(--line-1);
+  color: var(--fg-4);
+  font-family: var(--font-sans);
+  font-size: var(--fs-11);
+  font-weight: 600;
+  letter-spacing: var(--tr-wider);
+  text-transform: uppercase;
+  padding: var(--sp-1) var(--sp-3);
+  border-radius: var(--r-1);
+  cursor: pointer;
+  transition: border-color 150ms ease, color 150ms ease;
+}
+
+.psm-val-reset-btn:hover {
+  border-color: var(--brass);
+  color: var(--brass);
+}
+
+.psm-val-chip-dot {
+  width: 5px;
+  height: 5px;
+  border-radius: 50%;
+  background: var(--brass);
+  display: inline-block;
+  margin-left: var(--sp-1);
+  vertical-align: middle;
+  opacity: 0.8;
+}
+
 /* ── Key ratios tab ─────────────────────────────── */
 
 .psm-ratio-card {
-- 
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