From 1be1dbf3a442876470df66f6b80b22fc342d9b76 Mon Sep 17 00:00:00 2001
From: MasterBabol <babol@live.co.kr>
Date: Fri, 28 Aug 2026 21:33:58 +0900
Subject: [PATCH] feat: make app workspaces resizable

---
 apps/acoustic-camera/index.html |  19 +++++-
 apps/acoustic-camera/main.js    |  20 ++++++
 apps/acoustic-camera/styles.css |  97 +++++++++++++++++++++++++----
 apps/dataset-builder/index.html |  19 +++++-
 apps/dataset-builder/main.js    |  19 +++++-
 apps/dataset-builder/styles.css | 104 ++++++++++++++++++++++++++++----
 6 files changed, 248 insertions(+), 30 deletions(-)

diff --git a/apps/acoustic-camera/index.html b/apps/acoustic-camera/index.html
index 7461252..17c71f1 100644
--- a/apps/acoustic-camera/index.html
+++ b/apps/acoustic-camera/index.html
@@ -29,8 +29,8 @@
         <a href="#inspect-step" data-workflow-step="4"><span>4</span><strong>확인</strong><small>Map · 지표</small></a>
       </nav>
 
-      <main class="camera-layout">
-        <aside class="control-panel" aria-label="입력 및 시뮬레이션 설정">
+      <main class="camera-layout" id="camera-layout" data-split-layout>
+        <aside class="control-panel" id="camera-controls" data-split-panel aria-label="입력 및 시뮬레이션 설정">
           <section class="workflow-card input-card" id="input-step" data-workflow-section="1">
             <div class="step-heading">
               <span class="step-number">1</span>
@@ -156,7 +156,20 @@
           </section>
         </aside>
 
-        <section class="scene-workspace" aria-label="Acoustic image workspace">
+        <div
+          class="split-handle"
+          id="camera-split-handle"
+          role="separator"
+          tabindex="0"
+          aria-label="분석 설정 패널 너비 조절"
+          aria-controls="camera-controls"
+          aria-orientation="vertical"
+          data-split-resizer
+          data-storage-key="micarrsim.camera.control-panel-width"
+          title="드래그하거나 방향키로 너비 조절 · Enter/더블클릭으로 초기화"
+        ></div>
+
+        <section class="scene-workspace" id="camera-workspace" aria-label="Acoustic image workspace">
           <div class="workspace-heading">
             <div><span class="compact-label">CURRENT SCENE</span><h1 id="workspace-title">음향 장면</h1></div>
             <p class="workspace-meta" id="scene-meta">장면을 불러오고 있습니다.</p>
diff --git a/apps/acoustic-camera/main.js b/apps/acoustic-camera/main.js
index a58803b..4444f63 100644
--- a/apps/acoustic-camera/main.js
+++ b/apps/acoustic-camera/main.js
@@ -6,6 +6,7 @@ import {
   localizationAlgorithmSupportsBackend,
 } from "/packages/acoustics-core/localization-algorithms.js";
 import { downloadJson, readJsonFile } from "/packages/contracts/io.js";
+import { createSplitPane } from "/packages/ui/split-pane.js";
 import {
   validateArrayDefinition,
   validateExperiment,
@@ -136,6 +137,19 @@ const elements = {
   validationMessage: byId("validation-message"),
 };
 
+const layoutSplitPane = createSplitPane({
+  container: byId("camera-layout"),
+  separator: byId("camera-split-handle"),
+  panel: byId("camera-controls"),
+  panelSide: "start",
+  storageKey: "micarrsim.camera.control-panel-width",
+  defaultSize: 420,
+  minSize: 320,
+  maxSize: 720,
+  minMainSize: 560,
+  enabledMediaQuery: "(min-width: 981px)",
+});
+
 const state = {
   arrayDefinition: null,
   scene: null,
@@ -472,11 +486,13 @@ function renderDocumentSummary() {
     line.className = "source-line";
     const name = document.createElement("strong");
     name.textContent = source.name;
+    name.title = source.name;
     const detail = document.createElement("span");
     detail.textContent =
       `${describeSignal(source.signal)} · ` +
       `(${source.position.map((value) => formatNumber(value, 2)).join(", ")}) m` +
       (source.trajectory?.length ? ` · 이동 ${source.trajectory.length} keyframes` : "");
+    detail.title = detail.textContent;
     line.append(name, detail);
     elements.sourceSummary.append(line);
   }
@@ -499,6 +515,7 @@ function renderAssets() {
     row.className = `asset-status ${status.ready ? "is-ready" : status.error ? "is-error" : ""}`;
     const label = document.createElement("strong");
     label.textContent = status.descriptor.fileName;
+    label.title = status.descriptor.fileName;
     const value = document.createElement("span");
     value.textContent = status.ready ? "연결됨" : status.error ? "오류" : "파일 필요";
     value.title = status.error ?? "";
@@ -526,6 +543,8 @@ function renderBandEditors() {
       input.dataset.bandIndex = String(index);
       input.dataset.bandKey = key;
       input.setAttribute("aria-label", `${band.id} ${label}`);
+      input.title = label;
+      if (type !== "color") input.placeholder = label;
       if (type === "number") {
         input.min = "0";
         input.step = "1";
@@ -1879,6 +1898,7 @@ function installActionListeners() {
     sceneVisualization.destroy();
     arrayVisualization.destroy();
     assetRuntime.dispose();
+    layoutSplitPane.destroy();
   });
 }
 
diff --git a/apps/acoustic-camera/styles.css b/apps/acoustic-camera/styles.css
index b5f771f..2fb3d69 100644
--- a/apps/acoustic-camera/styles.css
+++ b/apps/acoustic-camera/styles.css
@@ -100,8 +100,10 @@
 .workflow-strip small { overflow: hidden; color: var(--muted); font-size: .58rem; text-overflow: ellipsis; white-space: nowrap; }
 
 .camera-layout {
+  --control-panel-width: 420px;
+
   display: grid;
-  grid-template-columns: minmax(320px, 360px) minmax(620px, 1fr);
+  grid-template-columns: var(--control-panel-width) 12px minmax(0, 1fr);
   width: min(1880px, 100%);
   min-height: calc(100vh - 103px);
   margin: 0 auto;
@@ -109,6 +111,7 @@
 .control-panel {
   position: sticky;
   top: 103px;
+  min-width: 0;
   align-self: start;
   overflow-y: auto;
   max-height: calc(100vh - 103px);
@@ -116,8 +119,16 @@
   border-right: 1px solid var(--line);
   background: rgb(12 24 21 / 88%);
   backdrop-filter: blur(18px);
+  container-name: camera-controls;
+  container-type: inline-size;
   scrollbar-width: thin;
 }
+.camera-layout > .split-handle {
+  position: sticky;
+  top: 103px;
+  height: calc(100vh - 103px);
+  align-self: start;
+}
 .control-panel .workflow-card {
   margin: 0;
   padding: 14px;
@@ -160,7 +171,8 @@
 }
 .file-choice input { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); }
 .file-sequence { color: var(--mint); font: 700 .58rem ui-monospace, SFMono-Regular, Consolas, monospace; }
-.file-choice strong, .file-choice small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
+.file-choice > span:last-of-type { min-width: 0; }
+.file-choice strong, .file-choice small { display: block; min-width: 0; overflow-wrap: anywhere; }
 .file-choice strong { font-size: .68rem; }
 .file-choice small { margin-top: 2px; color: var(--muted); font-size: .56rem; }
 
@@ -176,10 +188,13 @@
 .compact-label, .mode-kicker { color: var(--mint); font: 750 .56rem ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .1em; }
 .builder-link { color: var(--cyan); font-size: .6rem; text-decoration: none; }
 .source-summary, .asset-list { display: grid; gap: 6px; margin-top: 8px; }
-.source-line { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: .63rem; }
-.source-line strong { overflow: hidden; color: var(--text); text-overflow: ellipsis; white-space: nowrap; }
+.source-line { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 8px; color: var(--muted); font-size: .63rem; }
+.source-line strong, .source-line span { min-width: 0; overflow-wrap: anywhere; }
+.source-line strong { color: var(--text); }
+.source-line span { text-align: right; }
 .asset-status {
-  display: flex;
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) auto;
   align-items: center;
   justify-content: space-between;
   gap: 8px;
@@ -189,7 +204,7 @@
   color: var(--muted);
   font-size: .61rem;
 }
-.asset-status strong { overflow: hidden; color: var(--text); text-overflow: ellipsis; white-space: nowrap; }
+.asset-status strong { min-width: 0; color: var(--text); overflow-wrap: anywhere; }
 .asset-status.is-ready span { color: var(--mint); }
 .asset-status.is-error span { color: var(--danger); }
 .asset-empty { color: var(--muted); font-size: .62rem; }
@@ -199,6 +214,7 @@
 .field > span { color: var(--muted); font-size: .61rem; font-weight: 650; }
 .field input, .field select, .band-editor input, .compact-select select {
   width: 100%;
+  min-width: 0;
   min-height: 34px;
   padding: 7px 8px;
   border: 1px solid var(--line);
@@ -244,7 +260,7 @@
 .band-editor-list { display: grid; gap: 7px; margin-top: 8px; }
 .band-editor {
   display: grid;
-  grid-template-columns: minmax(66px, 1fr) minmax(55px, .72fr) minmax(55px, .72fr) 30px;
+  grid-template-columns: minmax(72px, 1fr) repeat(2, minmax(58px, .72fr)) 38px 30px;
   gap: 5px;
   padding: 7px;
   border: 1px solid var(--line);
@@ -301,9 +317,10 @@ details[open] > summary::after { content: "−"; }
   border-radius: 12px;
   background: #0b1714;
 }
+.validation-card > :last-child { min-width: 0; }
 .validation-dot { width: 9px; height: 9px; flex: 0 0 auto; margin-top: 3px; border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 4px rgb(145 170 162 / 8%); }
-.validation-card strong { font-size: .7rem; }
-.validation-card p { margin: 3px 0 0; color: var(--muted); font-size: .62rem; line-height: 1.45; }
+.validation-card strong { font-size: .7rem; overflow-wrap: anywhere; }
+.validation-card p { margin: 3px 0 0; color: var(--muted); font-size: .62rem; line-height: 1.45; overflow-wrap: anywhere; }
 .validation-card.is-valid .validation-dot { background: var(--mint); box-shadow: 0 0 0 4px rgb(101 242 191 / 10%); }
 .validation-card.is-invalid .validation-dot { background: var(--danger); box-shadow: 0 0 0 4px rgb(255 123 115 / 10%); }
 .validation-card.is-warning .validation-dot { background: var(--amber); box-shadow: 0 0 0 4px rgb(255 197 110 / 10%); }
@@ -359,7 +376,7 @@ html[data-run-state="running"] #snapshot-mode { border-color: var(--mint); box-s
 .metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(125px, 1fr)); gap: 8px; margin-top: 9px; }
 .metric-card { min-width: 0; padding: 11px; border: 1px solid var(--line); border-radius: 10px; background: #0b1714; }
 .metric-card span { display: block; margin-bottom: 5px; color: var(--muted); font-size: .6rem; }
-.metric-card strong { display: block; overflow: hidden; font-size: 1rem; letter-spacing: -.03em; text-overflow: ellipsis; white-space: nowrap; }
+.metric-card strong { display: block; min-width: 0; font-size: 1rem; letter-spacing: -.03em; overflow-wrap: anywhere; }
 .metric-card small { display: block; margin-top: 4px; color: var(--muted); font-size: .57rem; }
 .history-section, .help-panel { margin-top: 9px; border-radius: 11px; }
 .history-section > summary, .help-panel > summary { display: flex; justify-content: space-between; gap: 12px; padding: 10px 34px 10px 11px; }
@@ -369,7 +386,7 @@ html[data-run-state="running"] #snapshot-mode { border-color: var(--mint); box-s
 .history-list { display: grid; gap: 7px; margin-top: 9px; }
 .history-empty { padding: 10px; color: var(--muted); font-size: .65rem; text-align: center; }
 .history-card { display: grid; grid-template-columns: minmax(140px, 1.5fr) repeat(4, minmax(72px, .72fr)); gap: 8px; align-items: center; padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: #0b1714; }
-.history-card strong, .history-card span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
+.history-card strong, .history-card span { min-width: 0; overflow-wrap: anywhere; }
 .history-card strong { font-size: .69rem; }
 .history-card span { color: var(--muted); font-size: .6rem; }
 .help-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; padding: 10px; border-top: 1px solid var(--line); }
@@ -379,7 +396,6 @@ html[data-run-state="running"] #snapshot-mode { border-color: var(--mint); box-s
 .is-hidden { display: none !important; }
 
 @media (max-width: 1240px) {
-  .camera-layout { grid-template-columns: minmax(300px, 330px) minmax(560px, 1fr); }
   .mode-grid { grid-template-columns: 1fr; }
   .mode-card--snapshot { display: grid; grid-template-columns: 1fr auto; gap: 0 12px; }
   .mode-card--snapshot > p { grid-column: 1; }
@@ -388,6 +404,7 @@ html[data-run-state="running"] #snapshot-mode { border-color: var(--mint); box-s
 
 @media (max-width: 980px) {
   .camera-layout { grid-template-columns: minmax(0, 1fr); }
+  .camera-layout > .split-handle { display: none; }
   .control-panel, .scene-workspace { width: 100%; min-width: 0; }
   .control-panel { position: static; overflow: visible; max-height: none; border-right: 0; border-bottom: 1px solid var(--line); }
   .scene-workspace { padding-top: 14px; }
@@ -431,3 +448,59 @@ html[data-run-state="running"] #snapshot-mode { border-color: var(--mint); box-s
   .metric-grid { grid-template-columns: 1fr 1fr; }
   .overlay-toolbar { justify-content: flex-start; }
 }
+
+@container camera-controls (max-width: 350px) {
+  .input-file-grid,
+  .quick-field-grid,
+  .advanced-field-grid,
+  .output-actions {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .field--wide {
+    grid-column: auto;
+  }
+
+  .source-line {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .source-line span {
+    text-align: left;
+  }
+
+  .advanced-settings > summary {
+    align-items: flex-start;
+    flex-direction: column;
+  }
+
+  .band-editor {
+    grid-template-columns: repeat(2, minmax(0, 1fr)) 38px 32px;
+    grid-template-rows: repeat(2, minmax(34px, auto));
+  }
+
+  .band-editor input:nth-child(1) {
+    grid-column: 1 / 3;
+    grid-row: 1;
+  }
+
+  .band-editor input:nth-child(2) {
+    grid-column: 1;
+    grid-row: 2;
+  }
+
+  .band-editor input:nth-child(3) {
+    grid-column: 2;
+    grid-row: 2;
+  }
+
+  .band-editor input:nth-child(4) {
+    grid-column: 3;
+    grid-row: 1 / 3;
+  }
+
+  .band-editor__remove {
+    grid-column: 4;
+    grid-row: 1 / 3;
+  }
+}
diff --git a/apps/dataset-builder/index.html b/apps/dataset-builder/index.html
index 1c7df58..d7bb781 100644
--- a/apps/dataset-builder/index.html
+++ b/apps/dataset-builder/index.html
@@ -36,8 +36,8 @@
         </div>
       </header>
 
-      <main class="builder-layout">
-        <section class="scene-workspace" aria-label="장면 편집 화면">
+      <main class="builder-layout" id="builder-layout" data-split-layout>
+        <section class="scene-workspace" id="builder-workspace" aria-label="장면 편집 화면">
           <div class="workspace-heading">
             <div>
               <p class="eyebrow">01 · 입력과 배치</p>
@@ -97,7 +97,20 @@
           </section>
         </section>
 
-        <aside class="control-panel" aria-label="장면 파라미터">
+        <div
+          class="split-handle"
+          id="builder-split-handle"
+          role="separator"
+          tabindex="0"
+          aria-label="장면 설정 패널 너비 조절"
+          aria-controls="builder-controls"
+          aria-orientation="vertical"
+          data-split-resizer
+          data-storage-key="micarrsim.builder.control-panel-width"
+          title="드래그하거나 방향키로 너비 조절 · Enter/더블클릭으로 초기화"
+        ></div>
+
+        <aside class="control-panel" id="builder-controls" data-split-panel aria-label="장면 파라미터">
           <div class="runtime-line">
             <span class="status-chip status-chip--neutral" data-runtime-status>런타임 확인 중…</span>
             <span class="save-state" id="save-state">기본 장면</span>
diff --git a/apps/dataset-builder/main.js b/apps/dataset-builder/main.js
index 7136b59..7b54b74 100644
--- a/apps/dataset-builder/main.js
+++ b/apps/dataset-builder/main.js
@@ -2,6 +2,7 @@ import { encodeMonoPcm16Wav } from "/packages/acoustics-core/wav.js";
 import { decodeAudioFile, MAX_DECODED_AUDIO_BYTES } from "/packages/audio-io/browser-audio.js";
 import { downloadBlob, downloadJson, readJsonFile, sha256File } from "/packages/contracts/io.js";
 import { validateScene } from "/packages/contracts/validation.js";
+import { createSplitPane } from "/packages/ui/split-pane.js";
 import { createAudioRuntime } from "./audio-runtime.js";
 import { createSceneCanvas } from "./canvas-view.js";
 import {
@@ -51,6 +52,19 @@ const elements = Object.fromEntries(
 );
 elements.validationCard = document.querySelector(".validation-card");
 
+const layoutSplitPane = createSplitPane({
+  container: byId("builder-layout"),
+  separator: byId("builder-split-handle"),
+  panel: byId("builder-controls"),
+  panelSide: "end",
+  storageKey: "micarrsim.builder.control-panel-width",
+  defaultSize: 430,
+  minSize: 360,
+  maxSize: 720,
+  minMainSize: 560,
+  enabledMediaQuery: "(min-width: 1101px)",
+});
+
 const state = {
   scene: null,
   selectedSourceId: null,
@@ -173,12 +187,14 @@ function renderSourceCards() {
     dot.className = "source-card__dot";
     const name = document.createElement("strong");
     name.textContent = source.name;
+    name.title = source.name;
     heading.append(dot, name);
     const signal = document.createElement("small");
     signal.textContent = describeSignal(source.signal);
     const position = document.createElement("small");
     const motion = Array.isArray(source.trajectory) ? ` · 이동 ${source.trajectory.length}점` : "";
     position.textContent = `x ${source.position[0].toFixed(2)} · y ${source.position[1].toFixed(2)} · z ${source.position[2].toFixed(2)} m${motion}`;
+    button.title = [source.name, signal.textContent, position.textContent].join("\n");
     button.append(heading, signal, position);
     button.addEventListener("click", () => {
       state.selectedSourceId = source.id;
@@ -369,7 +385,6 @@ function renderAssetList() {
     const label = document.createElement("span");
     label.className = "asset-chip__label";
     label.textContent = `${asset.kind} · ${asset.fileName}`;
-    label.title = `${asset.id}${asset.sha256 ? ` · ${asset.sha256}` : ""}`;
     const availability = document.createElement("span");
     availability.className = "asset-chip__state";
     availability.textContent = state.assetErrors.has(asset.id)
@@ -384,6 +399,7 @@ function renderAssetList() {
     remove.disabled = referenced;
     remove.title = referenced ? "먼저 이 asset을 사용하는 image/source/ambient를 변경하세요." : `${asset.fileName} 제거`;
     remove.addEventListener("click", () => removeAsset(asset.id));
+    label.title = [asset.fileName, asset.id, asset.sha256].filter(Boolean).join(" · ");
     chip.append(label, availability, remove);
     list.append(chip);
   }
@@ -1048,6 +1064,7 @@ window.addEventListener("beforeunload", (event) => {
 window.addEventListener("unload", () => {
   if (state.imageUrl) URL.revokeObjectURL(state.imageUrl);
   audioRuntime.dispose();
+  layoutSplitPane.destroy();
 });
 
 initialize().catch((error) => {
diff --git a/apps/dataset-builder/styles.css b/apps/dataset-builder/styles.css
index 0ce885c..9cc475c 100644
--- a/apps/dataset-builder/styles.css
+++ b/apps/dataset-builder/styles.css
@@ -79,8 +79,10 @@
 }
 
 .builder-layout {
+  --control-panel-width: 430px;
+
   display: grid;
-  grid-template-columns: minmax(0, 1fr) minmax(330px, 400px);
+  grid-template-columns: minmax(0, 1fr) 12px var(--control-panel-width);
   min-height: calc(100vh - 65px);
 }
 
@@ -230,6 +232,7 @@
 
 .source-card__heading {
   display: flex;
+  min-width: 0;
   align-items: center;
   gap: 8px;
 }
@@ -244,14 +247,15 @@
 }
 
 .source-card strong {
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
+  min-width: 0;
+  overflow-wrap: anywhere;
 }
 
 .source-card small {
+  min-width: 0;
   color: var(--muted);
   font: 600 0.72rem ui-monospace, SFMono-Regular, Consolas, monospace;
+  overflow-wrap: anywhere;
 }
 
 .asset-shelf {
@@ -282,16 +286,15 @@
   max-width: 100%;
   padding: 8px 9px 8px 11px;
   border: 1px solid var(--line);
-  border-radius: 999px;
+  border-radius: 13px;
   background: var(--surface);
 }
 
 .asset-chip__label {
-  overflow: hidden;
-  max-width: 210px;
-  text-overflow: ellipsis;
-  white-space: nowrap;
+  min-width: 0;
+  max-width: min(320px, 50vw);
   font-size: 0.74rem;
+  overflow-wrap: anywhere;
 }
 
 .asset-chip__state {
@@ -320,6 +323,7 @@
 .control-panel {
   position: sticky;
   top: 65px;
+  min-width: 0;
   align-self: start;
   overflow-y: auto;
   max-height: calc(100vh - 65px);
@@ -327,6 +331,15 @@
   border-left: 1px solid var(--line);
   background: rgb(12 24 21 / 86%);
   backdrop-filter: blur(18px);
+  container-name: builder-controls;
+  container-type: inline-size;
+}
+
+.builder-layout > .split-handle {
+  position: sticky;
+  top: 59px;
+  height: calc(100vh - 59px);
+  align-self: start;
 }
 
 .runtime-line {
@@ -335,8 +348,10 @@
 }
 
 .save-state {
+  min-width: 0;
   color: var(--muted);
   font-size: 0.7rem;
+  overflow-wrap: anywhere;
 }
 
 .control-section,
@@ -538,6 +553,10 @@
   gap: 11px;
 }
 
+.validation-card > :last-child {
+  min-width: 0;
+}
+
 .validation-dot {
   width: 10px;
   height: 10px;
@@ -550,6 +569,7 @@
 
 .validation-card strong {
   font-size: 0.82rem;
+  overflow-wrap: anywhere;
 }
 
 .validation-card p {
@@ -557,6 +577,7 @@
   color: var(--muted);
   font-size: 0.72rem;
   line-height: 1.5;
+  overflow-wrap: anywhere;
 }
 
 .validation-card.is-valid .validation-dot {
@@ -571,7 +592,11 @@
 
 @media (max-width: 1100px) {
   .builder-layout {
-    grid-template-columns: 1fr;
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .builder-layout > .split-handle {
+    display: none;
   }
 
   .control-panel {
@@ -729,7 +754,6 @@
 }
 
 .builder-layout {
-  grid-template-columns: minmax(0, 1fr) minmax(320px, 370px);
   min-height: calc(100vh - 59px);
 }
 
@@ -871,8 +895,19 @@
 }
 
 @media (max-width: 1100px) {
+  .builder-layout {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .builder-layout > .split-handle {
+    display: none;
+  }
+
   .control-panel {
+    position: static;
     max-height: none;
+    border-top: 1px solid var(--line);
+    border-left: 0;
   }
 }
 
@@ -1003,3 +1038,50 @@
     grid-column: 4;
   }
 }
+
+@container builder-controls (max-width: 440px) {
+  .field-grid--three {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
+  .trajectory-row {
+    grid-template-columns: 34px repeat(2, minmax(0, 1fr)) 30px;
+    grid-template-rows: repeat(2, auto);
+  }
+
+  .trajectory-row__select,
+  .trajectory-row__remove {
+    grid-row: 1 / 3;
+    align-self: stretch;
+  }
+
+  .trajectory-row .field:nth-of-type(1) {
+    grid-column: 2;
+    grid-row: 1;
+  }
+
+  .trajectory-row .field:nth-of-type(2) {
+    grid-column: 3;
+    grid-row: 1;
+  }
+
+  .trajectory-row .field:nth-of-type(3) {
+    grid-column: 2;
+    grid-row: 2;
+  }
+
+  .trajectory-row .field:nth-of-type(4) {
+    grid-column: 3;
+    grid-row: 2;
+  }
+
+  .trajectory-row__remove {
+    grid-column: 4;
+  }
+}
+
+@container builder-controls (max-width: 340px) {
+  .field-grid--three {
+    grid-template-columns: minmax(0, 1fr);
+  }
+}