Launch directly into Worldshaper Studio

src/index.css

@@ -26,6 +26,102 @@ body {
   min-height: 100dvh;
 }
 
+.launcher-shell {
+  min-height: 100dvh;
+  display: grid;
+  place-items: center;
+  padding: 24px;
+}
+
+.launcher-card {
+  width: min(560px, 100%);
+  padding: 28px 30px;
+  border: 1px solid rgba(120, 170, 230, 0.2);
+  border-radius: 20px;
+  background:
+    radial-gradient(circle at top left, rgba(92, 200, 255, 0.12), transparent 38%),
+    linear-gradient(180deg, rgba(24, 31, 44, 0.96) 0%, rgba(18, 24, 35, 0.96) 100%);
+  box-shadow:
+    0 24px 60px rgba(0, 0, 0, 0.34),
+    inset 0 1px 0 rgba(255, 255, 255, 0.04);
+}
+
+.launcher-eyebrow {
+  margin: 0 0 10px;
+  font-size: 0.76rem;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+  color: #9fd8ff;
+  font-weight: 700;
+}
+
+.launcher-title {
+  margin: 0;
+  font-size: clamp(2rem, 4vw, 3rem);
+  line-height: 0.95;
+}
+
+.launcher-status {
+  margin: 14px 0 0;
+  font-size: 1rem;
+  color: #ebf3ff;
+}
+
+.launcher-hint {
+  margin: 10px 0 0;
+  color: var(--muted);
+  font-size: 0.95rem;
+  line-height: 1.5;
+}
+
+.launcher-error {
+  margin: 12px 0 0;
+  color: var(--danger);
+  font-size: 0.95rem;
+  line-height: 1.5;
+}
+
+.launcher-actions {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 10px;
+  margin-top: 18px;
+}
+
+.launcher-primary-btn,
+.launcher-secondary-btn {
+  min-height: 46px;
+  padding: 12px 16px;
+  border-radius: 12px;
+  font-size: 0.96rem;
+  font-weight: 700;
+}
+
+.launcher-primary-btn {
+  border: 1px solid rgba(110, 255, 173, 0.5);
+  background:
+    linear-gradient(135deg, rgba(33, 146, 86, 0.92) 0%, rgba(24, 108, 123, 0.92) 100%);
+  color: #f3fff8;
+  box-shadow:
+    0 0 0 1px rgba(161, 255, 206, 0.14),
+    0 0 18px rgba(52, 211, 153, 0.22);
+}
+
+.launcher-primary-btn:not(:disabled):hover {
+  background:
+    linear-gradient(135deg, rgba(38, 163, 96, 0.96) 0%, rgba(27, 122, 139, 0.96) 100%);
+}
+
+.launcher-secondary-btn {
+  border: 1px solid #364154;
+  background: #1d2432;
+  color: var(--ink);
+}
+
+.launcher-secondary-btn:not(:disabled):hover {
+  background: #263149;
+}
+
 .page-shell {
   width: min(960px, 93vw);
   margin: 24px auto;
@@ -1107,6 +1203,20 @@ button.danger:not(:disabled):hover {
 }
 
 @media (max-width: 720px) {
+  .launcher-card {
+    padding: 22px 20px;
+    border-radius: 16px;
+  }
+
+  .launcher-actions {
+    flex-direction: column;
+  }
+
+  .launcher-primary-btn,
+  .launcher-secondary-btn {
+    width: 100%;
+  }
+
   .page-shell {
     width: 96vw;
     margin: 1rem auto;