OSC updates and video resolution fixes

ui/src/styles.css

@@ -48,6 +48,15 @@ input[type="range"] {
   width: 100%;
 }
 
+input[type="color"] {
+  width: 100%;
+  min-height: 38px;
+  border-radius: 6px;
+  border: 1px solid #303a4d;
+  background: #101722;
+  padding: 4px;
+}
+
 input[type="number"],
 input[type="text"],
 select,
@@ -347,6 +356,128 @@ pre {
   gap: 8px;
 }
 
+.shader-picker {
+  display: grid;
+  gap: 8px;
+  min-width: 0;
+}
+
+.shader-picker__topline {
+  display: flex;
+  align-items: baseline;
+  justify-content: space-between;
+  gap: 10px;
+  min-width: 0;
+}
+
+.shader-picker__selected {
+  min-width: 0;
+  color: #98aad0;
+  font-size: 12px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.shader-picker__search {
+  position: relative;
+  display: flex;
+  align-items: center;
+}
+
+.shader-picker__search svg {
+  position: absolute;
+  left: 10px;
+  color: #98aad0;
+  pointer-events: none;
+}
+
+.shader-picker__search input {
+  padding-left: 34px;
+}
+
+.shader-picker__trigger {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 10px;
+  min-height: 54px;
+  padding: 8px 10px;
+  text-align: left;
+  background: #121b28;
+  border-color: #26364e;
+}
+
+.shader-picker__trigger > span {
+  display: grid;
+  gap: 2px;
+  min-width: 0;
+}
+
+.shader-picker__trigger svg {
+  flex: 0 0 auto;
+  color: #98aad0;
+}
+
+.shader-picker__popover {
+  display: grid;
+  gap: 8px;
+  padding: 8px;
+  border: 1px solid #273246;
+  border-radius: 8px;
+  background: #0d141f;
+}
+
+.shader-picker__list {
+  display: grid;
+  gap: 6px;
+  max-height: 220px;
+  overflow-y: auto;
+  padding: 6px;
+  border: 1px solid #273246;
+  border-radius: 6px;
+  background: #0c121b;
+}
+
+.shader-picker__option {
+  display: grid;
+  gap: 2px;
+  min-height: 58px;
+  padding: 8px 10px;
+  text-align: left;
+  background: #121b28;
+  border-color: #26364e;
+  align-content: center;
+  line-height: 1.25;
+}
+
+.shader-picker__option--selected {
+  background: #233b5f;
+  border-color: #6d95d8;
+  box-shadow: inset 0 0 0 1px rgba(109, 149, 216, 0.25);
+}
+
+.shader-picker__name,
+.shader-picker__meta {
+  min-width: 0;
+  overflow: hidden;
+  overflow-wrap: anywhere;
+}
+
+.shader-picker__name {
+  font-weight: 700;
+}
+
+.shader-picker__meta,
+.shader-picker__empty {
+  color: #98aad0;
+  font-size: 12px;
+}
+
+.shader-picker__empty {
+  padding: 10px;
+}
+
 .layer-card__subheader button {
   width: auto;
   min-width: 96px;
@@ -354,19 +485,58 @@ pre {
 
 .parameter-grid {
   display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
-  gap: 16px;
+  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+  gap: 10px;
 }
 
 .parameter {
   display: grid;
-  gap: 8px;
-  padding: 12px;
+  gap: 7px;
+  padding: 10px;
   border: 1px solid #273246;
   border-radius: 8px;
   background: #0f151f;
 }
 
+.parameter__header {
+  display: grid;
+  grid-template-columns: minmax(90px, auto) minmax(0, 1fr);
+  gap: 8px;
+  align-items: center;
+}
+
+.parameter__osc {
+  display: inline-flex;
+  align-items: center;
+  justify-content: flex-end;
+  gap: 6px;
+  width: auto;
+  min-width: 0;
+  min-height: 24px;
+  padding: 2px 0;
+  border: 0;
+  background: transparent;
+  color: #98aad0;
+  font-size: 11px;
+  font-weight: 500;
+}
+
+.parameter__osc:hover:not(:disabled) {
+  background: transparent;
+  color: #c4d6f7;
+}
+
+.parameter__osc span {
+  min-width: 0;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.parameter__osc svg {
+  flex: 0 0 auto;
+}
+
 .parameter__value {
   color: #98aad0;
   font-size: 12px;
@@ -378,8 +548,28 @@ pre {
 
 .parameter__pair {
   display: grid;
-  grid-template-columns: 1fr 1fr;
+  grid-template-columns: repeat(auto-fit, minmax(82px, 1fr));
   gap: 8px;
+  align-items: center;
+}
+
+.parameter__pair input[type="range"] {
+  min-width: 120px;
+}
+
+.parameter__color-row {
+  display: grid;
+  grid-template-columns: minmax(92px, 0.42fr) minmax(120px, 0.58fr);
+  gap: 8px;
+  align-items: end;
+}
+
+.parameter__alpha {
+  display: grid;
+  gap: 4px;
+  color: #98aad0;
+  font-size: 11px;
+  font-weight: 600;
 }
 
 .toggle {