fully responsive UI

views/styles/emulator.css

@@ -4,7 +4,7 @@
     gap: 1.5rem;
     height: calc(100vh - var(--header-height));
     padding: 1rem 2rem 2rem 2rem;
-    overflow: hidden;
+    overflow: auto;
 }
 
 .editor-pane,
@@ -51,6 +51,7 @@
     flex-direction: column;
     gap: 0.25rem;
     flex: 1;
+    min-width: 120px;
 }
 
 .control-group label {
@@ -94,6 +95,12 @@
     gap: 0.5rem;
     border-bottom: 1px solid var(--border);
     margin-bottom: 0.5rem;
+    overflow-x: auto;
+    scrollbar-width: none;
+}
+
+.tabs::-webkit-scrollbar {
+    display: none;
 }
 
 .tab-btn {
@@ -104,6 +111,8 @@
     cursor: pointer;
     border-bottom: 2px solid transparent;
     font-weight: 500;
+    white-space: nowrap;
+    transition: 0.2s;
 }
 
 .tab-btn.active {
@@ -193,4 +202,169 @@ pre {
 
 .loading-state.hidden {
     display: none;
+}
+
+@media (max-width: 767px) {
+    .emulator-container {
+        grid-template-columns: 1fr;
+        grid-template-rows: minmax(250px, 40vh) minmax(400px, 1fr);
+        gap: 1rem;
+        padding: 1rem;
+        height: auto;
+        overflow-y: auto;
+    }
+
+    .editor-pane,
+    .preview-pane {
+        gap: 0.75rem;
+        height: auto;
+        min-height: 0;
+        overflow: visible;
+    }
+
+    .editor-pane {
+        display: flex;
+        flex-direction: column;
+    }
+
+    .preview-pane {
+        display: flex;
+        flex-direction: column;
+        overflow: visible;
+    }
+
+    .code-editor {
+        font-size: 13px;
+        padding: 0.75rem;
+        min-height: 200px;
+        max-height: 35vh;
+    }
+
+    .control-bar {
+        padding: 0.75rem;
+        gap: 0.5rem;
+        flex-direction: column;
+        align-items: stretch;
+    }
+
+    .control-bar[style*="background: transparent"] {
+        flex-direction: row !important;
+        padding: 0 !important;
+    }
+
+    .control-group {
+        flex: unset;
+        width: 100%;
+        min-width: 0;
+    }
+
+    .control-group:has(label:contains("Page")) {
+        max-width: none;
+    }
+
+    .control-input {
+        font-size: 0.85rem;
+        padding: 0.6rem;
+    }
+
+    .btn-run {
+        width: 100%;
+        height: auto;
+        padding: 0.75rem;
+        align-self: stretch;
+        margin-top: 0.25rem;
+    }
+
+    .tabs {
+        gap: 0.25rem;
+        margin-bottom: 0.5rem;
+    }
+
+    .tab-btn {
+        padding: 0.6rem 0.75rem;
+        font-size: 0.85rem;
+        flex: 1;
+        text-align: center;
+    }
+
+    .output-area {
+        padding: 0.75rem;
+        min-height: 300px;
+        overflow: auto;
+    }
+
+    .visual-card {
+        width: 130px;
+        margin: 0.35rem;
+    }
+
+    .visual-card img {
+        height: 170px;
+    }
+
+    .visual-card .title {
+        font-size: 0.75rem;
+        padding: 0.4rem;
+    }
+
+    .visual-chapter {
+        padding: 0.6rem 0.5rem;
+        font-size: 0.9rem;
+    }
+
+    pre {
+        font-size: 0.8rem;
+    }
+
+    .log-entry {
+        font-size: 0.8rem;
+    }
+}
+
+@media (min-width: 768px) and (max-width: 1023px) {
+    .emulator-container {
+        grid-template-columns: 1fr;
+        grid-template-rows: auto 1fr;
+        gap: 1.25rem;
+        padding: 1rem 1.5rem;
+    }
+
+    .editor-pane {
+        max-height: 35vh;
+    }
+
+    .preview-pane {
+        min-height: 45vh;
+    }
+
+    .code-editor {
+        font-size: 13px;
+    }
+
+    .control-bar {
+        flex-wrap: wrap;
+    }
+
+    .control-group {
+        min-width: 140px;
+    }
+
+    .btn-run {
+        width: auto;
+        min-width: 100px;
+    }
+}
+
+@media (min-width: 1024px) and (max-width: 1279px) {
+    .emulator-container {
+        gap: 1.25rem;
+    }
+
+    .visual-card {
+        width: 140px;
+    }
+
+    .visual-card img {
+        height: 180px;
+    }
 }