Add simplified Open Practice flow and reorganize

src/styles.css

@@ -107,6 +107,9 @@ body {
   position: sticky;
   top: 0;
   height: 100vh;
+  display: flex;
+  flex-direction: column;
+  overflow-y: auto;
 }
 
 .brand {
@@ -145,8 +148,23 @@ body {
 
 .nav {
   display: grid;
-  gap: 8px;
+  gap: 6px;
   padding-top: 6px;
+  align-content: start;
+  flex: 1;
+}
+
+.nav-group-label {
+  margin: 9px 4px 1px;
+  color: var(--muted);
+  font-size: 0.66rem;
+  font-weight: 700;
+  letter-spacing: 0.13em;
+  text-transform: uppercase;
+}
+
+.nav-group-label:first-child {
+  margin-top: 0;
 }
 
 .nav-item {
@@ -154,7 +172,7 @@ body {
   background: var(--surface-soft);
   color: var(--text);
   border-radius: 10px;
-  padding: 10px 12px;
+  padding: 8px 12px;
   text-align: left;
   cursor: pointer;
   transition: all 0.2s ease;
@@ -172,13 +190,52 @@ body {
 }
 
 .sidebar-footer {
-  position: absolute;
-  left: 16px;
-  right: 16px;
-  bottom: 16px;
+  position: static;
+  margin-top: 14px;
   color: var(--muted);
 }
 
+.open-practice-quickstart {
+  border-color: color-mix(in srgb, var(--accent) 38%, var(--line));
+  background:
+    linear-gradient(115deg, color-mix(in srgb, var(--accent) 13%, transparent), transparent 48%),
+    var(--panel);
+}
+
+.open-practice-quickstart-body {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
+  gap: 18px;
+  align-items: end;
+}
+
+.open-practice-benefits {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+}
+
+.open-practice-benefits span {
+  border: 1px solid var(--line);
+  border-radius: 999px;
+  padding: 6px 10px;
+  color: var(--muted);
+  background: var(--surface-soft);
+  font-size: 0.78rem;
+}
+
+.open-practice-quickstart-form {
+  display: grid;
+  grid-template-columns: minmax(160px, 1fr) auto;
+  gap: 10px;
+  align-items: end;
+}
+
+.open-practice-quickstart-form label {
+  display: grid;
+  gap: 6px;
+}
+
 .badge {
   display: inline-block;
   border-radius: 999px;
@@ -1282,6 +1339,54 @@ select:focus {
   justify-content: flex-end;
 }
 
+.dashboard-workflow {
+  background:
+    linear-gradient(135deg, color-mix(in srgb, var(--accent) 10%, transparent), transparent 42%),
+    var(--panel);
+}
+
+.dashboard-workflow-grid {
+  display: grid;
+  grid-template-columns: repeat(4, minmax(0, 1fr));
+  gap: 10px;
+}
+
+.dashboard-workflow-card {
+  min-height: 190px;
+  display: grid;
+  grid-template-rows: auto 1fr auto;
+  gap: 12px;
+  padding: 15px;
+  border: 1px solid var(--line);
+  border-radius: 14px;
+  background: var(--surface-card);
+}
+
+.dashboard-workflow-card-primary {
+  border-color: color-mix(in srgb, var(--accent) 46%, var(--line));
+  background: linear-gradient(150deg, color-mix(in srgb, var(--accent) 12%, var(--surface-card)), var(--surface-card));
+}
+
+.dashboard-workflow-card p {
+  margin: 7px 0 0;
+  color: var(--muted);
+  line-height: 1.4;
+  font-size: 0.86rem;
+}
+
+.workflow-number {
+  width: 30px;
+  height: 30px;
+  display: grid;
+  place-items: center;
+  border-radius: 9px;
+  font-family: Orbitron, sans-serif;
+  font-weight: 800;
+  color: var(--text);
+  border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--line));
+  background: color-mix(in srgb, var(--accent) 12%, var(--surface-elevated));
+}
+
 .dashboard-live-stack {
   display: grid;
   gap: 14px;
@@ -2524,6 +2629,10 @@ select:focus {
     grid-template-columns: 1fr;
   }
 
+  .dashboard-workflow-grid {
+    grid-template-columns: repeat(2, minmax(0, 1fr));
+  }
+
   .training-layout {
     grid-template-columns: 1fr;
   }
@@ -2555,6 +2664,16 @@ select:focus {
     grid-template-columns: 1fr;
   }
 
+  .dashboard-workflow-grid,
+  .open-practice-quickstart-body,
+  .open-practice-quickstart-form {
+    grid-template-columns: 1fr;
+  }
+
+  .dashboard-workflow-card {
+    min-height: 0;
+  }
+
   .race-setup-modebar,
   .race-format-save-row,
   .race-wizard-footer {