diff --git a/lib/create.js b/lib/create.js
index 1340ff4..06db676 100644
--- a/lib/create.js
+++ b/lib/create.js
@@ -196,7 +196,7 @@ export default function bss({
         if (selector.indexOf('animation') === 0)
           props.out.push(['animation', selector.slice(10) + ' ' + x])
         parseAddProps(ani || at || supports || rules, i, x, props, level)
-        props.prop = props.value = props.propEnd = null
+        props.prop = props.value = props.propEnd = props.strict = null
         selector.indexOf('@supports') === 0
           ? supports = Object.assign([], { selector })
           : selector[0] === '@'
@@ -247,7 +247,7 @@ export default function bss({
       propEnd: null,
       value:  null,
       out: [],
-      lean: true,
+      strict: null,
       comma: 0,
       end: 0,
       quote: false
@@ -255,8 +255,8 @@ export default function bss({
   }
 
   function propsParseLoop(s, i, v, x) {
-    if (!x.value && x.prop !== null && x.lean && v === ':')
-      x.lean = false
+    if (!x.value && x.prop !== null && !x.strict && v === ':')
+      x.strict = true
     if (!x.value && x.prop !== null && x.out.length && v === ',') {
       x.value = x.comma
       x.prop = x.out[x.out.length - 1][0]
@@ -279,7 +279,7 @@ export default function bss({
         && (i === s.length - 1
           || s[i + 1] === ';'
           || s[i + 1] === '}'
-          || (x.lean
+          || (!x.strict
             && s[i - 1] !== ','
             && v === '\n'
           )
@@ -292,13 +292,12 @@ export default function bss({
       )
       x.end = i + (s[i + 1] === ';' ? 2 : 1)
       x.comma = x.value
-      x.value = x.prop = x.propEnd = null
-      x.lean = true
+      x.value = x.prop = x.propEnd = x.strict = null
     }
   }
 
   function propParse(key, value, x) {
-    if (!x.lean)
+    if (x.strict)
       return [key, value]
 
     key = props.reduce((acc, fn) => fn(acc), key.trim())
diff --git a/tests/index.js b/tests/index.js
index 471add6..0c09759 100644
--- a/tests/index.js
+++ b/tests/index.js
@@ -139,6 +139,31 @@ t('Fails gracefully on bad prop syntax', () => {
   ]
 })
 
+t('Mixed strict and lean works', () => {
+  b`
+    bc blue
+    bc:blue;
+  `.toString()
+
+  return [
+    cn() + cn() + '{background-color:blue;bc:blue;}',
+    b.rules.pop()
+  ]
+})
+
+t('Mixed nesting and lean works', () => {
+  b`
+    input:checked + label::after {
+      w 18
+    }
+  `.toString()
+
+  return [
+    b.rules.pop(),
+    cn() + ' input:checked + label::after{width:18px;}'
+  ]
+})
+
 t('Support multiline props', () => {
   b`
     transform: translateY(20px)