diff --git a/site/decodal-site/src/scripts/playground-examples.js b/site/decodal-site/src/scripts/playground-examples.js
index 84b6b42..40d3c3b 100644
--- a/site/decodal-site/src/scripts/playground-examples.js
+++ b/site/decodal-site/src/scripts/playground-examples.js
@@ -16,19 +16,25 @@ in
         owner = org.teams.checkout;
         port = 8443;
         replicas = env.capacity.base_replicas + 2;
-        resources.cpu_milli = env.capacity.cpu_milli;
-        resources.memory_mb = env.capacity.memory_mb;
-        autoscaling.enabled = true;
-        autoscaling.min = env.capacity.base_replicas;
-        autoscaling.max = env.capacity.base_replicas * 4;
-        rollout.strategy = match release.risk {
-            "high": "canary";
-            "medium": "rolling";
-            _: "all-at-once";
+        resources = {
+            cpu_milli = env.capacity.cpu_milli;
+            memory_mb = env.capacity.memory_mb;
         };
-        rollout.canary_percent = match release.risk {
-            "high": 10;
-            _: 100;
+        autoscaling = {
+            enabled = true;
+            min = env.capacity.base_replicas;
+            max = env.capacity.base_replicas * 4;
+        };
+        rollout = {
+            strategy = match release.risk {
+                "high": "canary";
+                "medium": "rolling";
+                _: "all-at-once";
+            };
+            canary_percent = match release.risk {
+                "high": 10;
+                _: 100;
+            };
         };
         ingress.hosts = env.domains.public ++ ["checkout.internal.example.com"];
         labels = org.common_labels ++ ["service:checkout", "tier:edge"];
@@ -41,16 +47,24 @@ in
     owner = String;
     port = Int & >= 1024 & <= 65535 default 8080;
     replicas = Int & > 0 default 2;
-    resources.cpu_milli = Int & >= 100 default 500;
-    resources.memory_mb = Int & >= 128 default 512;
-    autoscaling.enabled = Bool default false;
-    autoscaling.min = Int & > 0 default 2;
-    autoscaling.max = Int & > 0 default 4;
-    rollout.strategy = String default "rolling";
-    rollout.canary_percent = Int & >= 0 & <= 100 default 100;
-    observability.metrics = Bool default true;
-    observability.tracing = Bool default true;
-    observability.logs = Bool default true;
+    resources = {
+        cpu_milli = Int & >= 100 default 500;
+        memory_mb = Int & >= 128 default 512;
+    };
+    autoscaling = {
+        enabled = Bool default false;
+        min = Int & > 0 default 2;
+        max = Int & > 0 default 4;
+    };
+    rollout = {
+        strategy = String default "rolling";
+        canary_percent = Int & >= 0 & <= 100 default 100;
+    };
+    observability = {
+        metrics = Bool default true;
+        tracing = Bool default true;
+        logs = Bool default true;
+    };
     network.public = Bool default false;
 };
 `,
@@ -64,8 +78,10 @@ domains.public = ["checkout.example.com", "api.example.com"];
 
 Production = {
     network.public = true;
-    observability.tracing = true;
-    observability.logs = true;
+    observability = {
+        tracing = true;
+        logs = true;
+    };
 };
 `,
       'org/platform.dcdl': `teams = {
@@ -99,12 +115,16 @@ in
     schema.Tenant & (plans.Enterprise // region.Europe // customer.Acme // {
         slug = "acme";
         display_name = "Acme Manufacturing";
-        limits.users = customer.seats + 25;
-        limits.projects = 200;
-        limits.storage_gb = 2048;
-        features.audit_log = true;
-        features.sso = true;
-        features.data_residency = true;
+        limits = {
+            users = customer.seats + 25;
+            projects = 200;
+            storage_gb = 2048;
+        };
+        features = {
+            audit_log = true;
+            sso = true;
+            data_residency = true;
+        };
         compliance.retention_days = match customer.contract_tier {
             "regulated": 2555;
             _: 365;
@@ -116,31 +136,45 @@ in
     slug = String;
     display_name = String;
     plan = String default "standard";
-    limits.users = Int & > 0 default 25;
-    limits.projects = Int & > 0 default 20;
-    limits.storage_gb = Int & > 0 default 100;
-    features.sso = Bool default false;
-    features.audit_log = Bool default true;
-    features.data_residency = Bool default false;
-    compliance.region = String default "us";
-    compliance.retention_days = Int & >= 30 default 90;
-    billing.currency = String default "USD";
-    billing.invoice_day = Int & >= 1 & <= 28 default 1;
+    limits = {
+        users = Int & > 0 default 25;
+        projects = Int & > 0 default 20;
+        storage_gb = Int & > 0 default 100;
+    };
+    features = {
+        sso = Bool default false;
+        audit_log = Bool default true;
+        data_residency = Bool default false;
+    };
+    compliance = {
+        region = String default "us";
+        retention_days = Int & >= 30 default 90;
+    };
+    billing = {
+        currency = String default "USD";
+        invoice_day = Int & >= 1 & <= 28 default 1;
+    };
 };
 `,
       'plans.dcdl': `Enterprise = {
     plan = "enterprise";
-    limits.users = 500;
-    limits.projects = 100;
-    limits.storage_gb = 1024;
-    features.sso = true;
-    features.audit_log = true;
+    limits = {
+        users = 500;
+        projects = 100;
+        storage_gb = 1024;
+    };
+    features = {
+        sso = true;
+        audit_log = true;
+    };
     billing.invoice_day = 15;
 };
 `,
       'regions/eu.dcdl': `Europe = {
-    compliance.region = "eu-west";
-    compliance.retention_days = 365;
+    compliance = {
+        region = "eu-west";
+        retention_days = 365;
+    };
     billing.currency = "EUR";
 };
 `,
@@ -168,14 +202,20 @@ Acme = {
 in
     schema.Pipeline & env.Production & {
         name = "events-rollup";
-        source.kafka_cluster = sources.cluster;
-        source.topic = sources.raw_topic;
-        source.consumer_group = "analytics-events-rollup";
-        sink.table = sinks.daily_events_table;
-        sink.mode = "append";
+        source = {
+            kafka_cluster = sources.cluster;
+            topic = sources.raw_topic;
+            consumer_group = "analytics-events-rollup";
+        };
+        sink = {
+            table = sinks.daily_events_table;
+            mode = "append";
+        };
         workers = env.scale.worker_count;
-        batch.size = env.scale.batch_size;
-        batch.timeout_seconds = 60 + 30;
+        batch = {
+            size = env.scale.batch_size;
+            timeout_seconds = 60 + 30;
+        };
         schedule.cron = "*/15 * * * *";
         transforms = transforms.standard ++ transforms.privacy ++ ["aggregate_daily"];
         quality.max_lag_seconds = match env.tier {
@@ -188,18 +228,26 @@ in
 `,
       'schemas/pipeline.dcdl': `Pipeline = {
     name = String;
-    source.kafka_cluster = String;
-    source.topic = String;
-    source.consumer_group = String;
-    sink.table = String;
-    sink.mode = String default "append";
+    source = {
+        kafka_cluster = String;
+        topic = String;
+        consumer_group = String;
+    };
+    sink = {
+        table = String;
+        mode = String default "append";
+    };
     workers = Int & > 0 default 2;
-    batch.size = Int & >= 100 default 1000;
-    batch.timeout_seconds = Int & > 0 default 60;
+    batch = {
+        size = Int & >= 100 default 1000;
+        timeout_seconds = Int & > 0 default 60;
+    };
     schedule.cron = String;
     quality.max_lag_seconds = Int & > 0 default 300;
-    dead_letter.enabled = Bool default true;
-    dead_letter.topic = String default "events.dead_letter";
+    dead_letter = {
+        enabled = Bool default true;
+        topic = String default "events.dead_letter";
+    };
 };
 `,
       'env/prod.dcdl': `tier = "gold";
@@ -238,26 +286,38 @@ in
     schema.EdgeApplication & security.StrictHeaders & {
         name = "docs-and-playground";
         domains = domains.primary ++ domains.aliases;
-        origin.host = "origin-docs.internal.example.com";
-        origin.port = 443;
+        origin = {
+            host = "origin-docs.internal.example.com";
+            port = 443;
+        };
         tls.mode = "strict";
-        cache.default_ttl_seconds = 60 * 60;
-        cache.static_ttl_seconds = 60 * 60 * 24;
-        cache.bypass_preview = env != "production";
-        routing.docs_paths = ["/docs/*", "/assets/*"];
-        routing.playground_paths = ["/playground/*"];
-        waf.enabled = true;
-        waf.rules = security.managed_rules ++ ["block-country:kp", "rate-limit-login"];
+        cache = {
+            default_ttl_seconds = 60 * 60;
+            static_ttl_seconds = 60 * 60 * 24;
+            bypass_preview = env != "production";
+        };
+        routing = {
+            docs_paths = ["/docs/*", "/assets/*"];
+            playground_paths = ["/playground/*"];
+        };
+        waf = {
+            enabled = true;
+            rules = security.managed_rules ++ ["block-country:kp", "rate-limit-login"];
+        };
     }
 `,
       'schemas/edge.dcdl': `EdgeApplication = {
     name = String;
-    origin.host = String;
-    origin.port = Int & >= 1 & <= 65535 default 443;
+    origin = {
+        host = String;
+        port = Int & >= 1 & <= 65535 default 443;
+    };
     tls.mode = String default "strict";
-    cache.default_ttl_seconds = Int & >= 0 default 300;
-    cache.static_ttl_seconds = Int & >= 0 default 86400;
-    cache.bypass_preview = Bool default false;
+    cache = {
+        default_ttl_seconds = Int & >= 0 default 300;
+        static_ttl_seconds = Int & >= 0 default 86400;
+        bypass_preview = Bool default false;
+    };
     waf.enabled = Bool default true;
 };
 `,
@@ -267,9 +327,11 @@ aliases = ["www.decodal.example.com", "docs.decodal.example.com"];
       'security.dcdl': `managed_rules = ["owasp-core", "known-bots", "credential-stuffing"];
 
 StrictHeaders = {
-    headers.hsts = "max-age=31536000; includeSubDomains; preload";
-    headers.referrer_policy = "same-origin";
-    headers.frame_options = "DENY";
+    headers = {
+        hsts = "max-age=31536000; includeSubDomains; preload";
+        referrer_policy = "same-origin";
+        frame_options = "DENY";
+    };
 };
 `,
     },
@@ -296,12 +358,14 @@ in
             "sev2": 15;
             _: 60;
         };
-        escalation.after_minutes = match severity {
-            "sev1": 10;
-            "sev2": 30;
-            _: 120;
+        escalation = {
+            after_minutes = match severity {
+                "sev1": 10;
+                "sev2": 30;
+                _: 120;
+            };
+            targets = teams.platform_secondary ++ calendar.executive_watch;
         };
-        escalation.targets = teams.platform_secondary ++ calendar.executive_watch;
         runbooks = ["runbooks/payments-api", "runbooks/database-failover"];
     }
 `,