;; Spec viewer components — display canonical SX specification source

;; ---------------------------------------------------------------------------
;; Architecture intro page
;; ---------------------------------------------------------------------------

(defcomp ~spec-architecture-content ()
  (~doc-page :title "Spec Architecture"
    (div :class "space-y-8"

      (div :class "space-y-4"
        (p :class "text-lg text-stone-600"
          "SX is defined in SX. The canonical specification is a set of s-expression files that are both documentation and executable definition. Bootstrap compilers read these files to generate native implementations in JavaScript, Python, Rust, or any other target.")
        (p :class "text-stone-600"
          "The spec is split into two layers: a "
          (strong "core") " that defines the language itself, and "
          (strong "adapters") " that connect it to specific environments."))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Core")
        (p :class "text-stone-600"
          "The core is platform-independent. It defines how SX source is parsed, how expressions are evaluated, what primitives exist, and what shared rendering definitions all adapters use. These four files are the language.")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-left text-sm"
            (thead (tr :class "border-b border-stone-200 bg-stone-100"
              (th :class "px-3 py-2 font-medium text-stone-600" "File")
              (th :class "px-3 py-2 font-medium text-stone-600" "Role")))
            (tbody
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/parser" :class "hover:underline"
                     :sx-get "/language/specs/parser" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "parser.sx"))
                (td :class "px-3 py-2 text-stone-700" "Tokenization and parsing of SX source text into AST"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/evaluator" :class "hover:underline"
                     :sx-get "/language/specs/evaluator" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "eval.sx"))
                (td :class "px-3 py-2 text-stone-700" "Tree-walking evaluation of SX expressions"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/primitives" :class "hover:underline"
                     :sx-get "/language/specs/primitives" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "primitives.sx"))
                (td :class "px-3 py-2 text-stone-700" "All built-in pure functions and their signatures"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/special-forms" :class "hover:underline"
                     :sx-get "/language/specs/special-forms" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "special-forms.sx"))
                (td :class "px-3 py-2 text-stone-700" "All special forms — syntactic constructs with custom evaluation rules"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/renderer" :class "hover:underline"
                     :sx-get "/language/specs/renderer" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "render.sx"))
                (td :class "px-3 py-2 text-stone-700" "Shared rendering registries and utilities used by all adapters"))))))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Adapters")
        (p :class "text-stone-600"
          "Adapters are selectable rendering backends. Each one takes the same evaluated expression tree and produces output for a specific environment. You only need the adapters relevant to your target.")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-left text-sm"
            (thead (tr :class "border-b border-stone-200 bg-stone-100"
              (th :class "px-3 py-2 font-medium text-stone-600" "File")
              (th :class "px-3 py-2 font-medium text-stone-600" "Output")
              (th :class "px-3 py-2 font-medium text-stone-600" "Environment")))
            (tbody
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/adapter-dom" :class "hover:underline"
                     :sx-get "/language/specs/adapter-dom" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "adapter-dom.sx"))
                (td :class "px-3 py-2 text-stone-700" "Live DOM nodes")
                (td :class "px-3 py-2 text-stone-500" "Browser"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/adapter-html" :class "hover:underline"
                     :sx-get "/language/specs/adapter-html" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "adapter-html.sx"))
                (td :class "px-3 py-2 text-stone-700" "HTML strings")
                (td :class "px-3 py-2 text-stone-500" "Server"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/adapter-sx" :class "hover:underline"
                     :sx-get "/language/specs/adapter-sx" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "adapter-sx.sx"))
                (td :class "px-3 py-2 text-stone-700" "SX wire format")
                (td :class "px-3 py-2 text-stone-500" "Server to client"))))))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Engine")
        (p :class "text-stone-600"
          "The engine is the browser-side fetch/swap/history system. It processes "
          (code :class "text-violet-700 text-sm" "sx-*")
          " attributes on elements to make HTTP requests, swap content, manage browser history, and handle events. It is split into two files: pure logic ("
          (code :class "text-violet-700 text-sm" "engine.sx")
          ") and browser wiring ("
          (code :class "text-violet-700 text-sm" "orchestration.sx")
          ").")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-left text-sm"
            (thead (tr :class "border-b border-stone-200 bg-stone-100"
              (th :class "px-3 py-2 font-medium text-stone-600" "File")
              (th :class "px-3 py-2 font-medium text-stone-600" "Role")))
            (tbody
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/engine" :class "hover:underline"
                     :sx-get "/language/specs/engine" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "engine.sx"))
                (td :class "px-3 py-2 text-stone-700" "Pure logic — trigger parsing, swap algorithms, morph, history, SSE, indicators"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/orchestration" :class "hover:underline"
                     :sx-get "/language/specs/orchestration" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "orchestration.sx"))
                (td :class "px-3 py-2 text-stone-700" "Browser wiring — binds engine to DOM events, fetch, request lifecycle"))))))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Browser")
        (p :class "text-stone-600"
          "Browser-level support: startup lifecycle and on-demand CSS. "
          (code :class "text-violet-700 text-sm" "boot.sx")
          " handles page load — processing scripts, mounting content, and hydrating elements. "
          (code :class "text-violet-700 text-sm" "cssx.sx")
          " provides the on-demand CSS system that resolves keyword atoms into class names and injects rules as needed.")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-left text-sm"
            (thead (tr :class "border-b border-stone-200 bg-stone-100"
              (th :class "px-3 py-2 font-medium text-stone-600" "File")
              (th :class "px-3 py-2 font-medium text-stone-600" "Role")))
            (tbody
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/boot" :class "hover:underline"
                     :sx-get "/language/specs/boot" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "boot.sx"))
                (td :class "px-3 py-2 text-stone-700" "Browser startup lifecycle — mount, hydrate, script processing, head hoisting"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/cssx" :class "hover:underline"
                     :sx-get "/language/specs/cssx" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "cssx.sx"))
                (td :class "px-3 py-2 text-stone-700" "On-demand CSS — style dictionary, keyword resolution, rule injection"))))))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Dependency graph")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 mx-auto max-w-3xl"
          (pre :class "text-sm leading-relaxed whitespace-pre-wrap break-words font-mono text-stone-700"
"parser.sx          (standalone — no dependencies)
primitives.sx       (standalone — declarative registry)
special-forms.sx    (standalone — declarative registry)
eval.sx             depends on: parser, primitives, special-forms
render.sx           (standalone — shared registries)

adapter-dom.sx      depends on: render, eval
adapter-html.sx     depends on: render, eval
adapter-sx.sx       depends on: render, eval

engine.sx           depends on: eval, adapter-dom
orchestration.sx    depends on: engine, adapter-dom
cssx.sx             depends on: render
boot.sx             depends on: cssx, orchestration, adapter-dom, render

;; Extensions (optional — loaded only when target requests them)
continuations.sx    depends on: eval (optional)
callcc.sx           depends on: eval (optional)

;; Spec modules (optional — loaded via --spec-modules)
deps.sx             depends on: eval (optional)
router.sx           (standalone — pure string/list ops)")))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Extensions")
        (p :class "text-stone-600"
          "Optional bolt-on specifications that extend the core language. Bootstrappers include them only when the target requests them. Code that doesn't use extensions pays zero cost.")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-left text-sm"
            (thead (tr :class "border-b border-stone-200 bg-stone-100"
              (th :class "px-3 py-2 font-medium text-stone-600" "File")
              (th :class "px-3 py-2 font-medium text-stone-600" "Role")
              (th :class "px-3 py-2 font-medium text-stone-600" "Recommended targets")))
            (tbody
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/continuations" :class "hover:underline"
                     :sx-get "/language/specs/continuations" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "continuations.sx"))
                (td :class "px-3 py-2 text-stone-700" "Delimited continuations — shift/reset")
                (td :class "px-3 py-2 text-stone-500" "All targets"))
              (tr :class "border-b border-stone-100"
                (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                  (a :href "/language/specs/callcc" :class "hover:underline"
                     :sx-get "/language/specs/callcc" :sx-target "#main-panel" :sx-select "#main-panel"
                     :sx-swap "outerHTML" :sx-push-url "true"
                     "callcc.sx"))
                (td :class "px-3 py-2 text-stone-700" "Full first-class continuations — call/cc")
                (td :class "px-3 py-2 text-stone-500" "Scheme, Haskell"))))))

      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Self-hosting")
        (p :class "text-stone-600"
          "Every spec file is written in the same restricted subset of SX that the evaluator itself defines. A bootstrap compiler for a new target only needs to understand this subset — roughly 20 special forms and 80 primitives — to generate a fully native implementation. The spec files are the single source of truth; implementations are derived artifacts.")
        (p :class "text-stone-600"
          "This is not a theoretical exercise. The JavaScript implementation ("
          (code :class "text-violet-700 text-sm" "sx.js")
          ") and the Python implementation ("
          (code :class "text-violet-700 text-sm" "shared/sx/")
          ") are both generated from these spec files via "
          (code :class "text-violet-700 text-sm" "bootstrap_js.py")
          " and its Python counterpart.")))))

;; ---------------------------------------------------------------------------
;; Overview pages (Core / Adapters) — show truncated previews of each file
;; ---------------------------------------------------------------------------

(defcomp ~spec-overview-content (&key spec-title spec-files)
  (~doc-page :title (or spec-title "Specs")
    (p :class "text-stone-600 mb-6"
      (case spec-title
        "Core Language"
          "The core specification defines the language itself — parsing, evaluation, primitives, and shared rendering definitions. These four files are platform-independent and sufficient to implement SX on any target."
        "Adapters & Engine"
          "Adapters connect the core language to specific environments. Each adapter takes evaluated expression trees and produces output for its target. The engine adds browser-side fetch/swap behaviour, split into pure logic and browser orchestration."
        "Browser"
          "Browser-level support: the startup lifecycle that boots SX in the browser, and the on-demand CSS system that resolves keyword atoms into Tailwind-compatible class names."
        :else ""))
    (div :class "space-y-8"
      (map (fn (spec)
        (div :class "space-y-3"
          (div :class "flex items-baseline gap-3"
            (h2 :class "text-2xl font-semibold text-stone-800"
              (a :href (get spec "href")
                 :sx-get (get spec "href") :sx-target "#main-panel" :sx-select "#main-panel"
                 :sx-swap "outerHTML" :sx-push-url "true"
                 :class "text-violet-700 hover:text-violet-900 underline"
                 (get spec "title")))
            (span :class "text-sm text-stone-400 font-mono" (get spec "filename")))
          (p :class "text-stone-600" (get spec "desc"))
          (when (get spec "prose")
            (p :class "text-sm text-stone-500 leading-relaxed" (get spec "prose")))
          (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-72 overflow-y-auto"
            (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
              (code (highlight (get spec "source") "sx"))))))
        spec-files))))

;; ---------------------------------------------------------------------------
;; Detail page — full source of a single spec file
;; ---------------------------------------------------------------------------

(defcomp ~spec-detail-content (&key spec-title spec-desc spec-filename spec-source spec-prose)
  (~doc-page :title spec-title
    (div :class "flex items-baseline gap-3 mb-4"
      (span :class "text-sm text-stone-400 font-mono" spec-filename)
      (span :class "text-sm text-stone-500" spec-desc))
    (when spec-prose
      (div :class "mb-6 space-y-3"
        (p :class "text-stone-600 leading-relaxed" spec-prose)
        (p :class "text-xs text-stone-400 italic"
          "The s-expression source below is the canonical specification. "
          "The English description above is a summary.")))
    (div :class "not-prose bg-stone-100 rounded-lg p-5 mx-auto max-w-3xl"
      (pre :class "text-sm leading-relaxed whitespace-pre-wrap break-words"
        (code (highlight spec-source "sx"))))))

;; ---------------------------------------------------------------------------
;; Bootstrappers — summary index
;; ---------------------------------------------------------------------------

(defcomp ~bootstrappers-index-content ()
  (~doc-page :title "Bootstrappers"
    (div :class "space-y-6"
      (p :class "text-lg text-stone-600"
        "A bootstrapper reads the canonical " (code :class "text-violet-700 text-sm" ".sx")
        " specification files and emits a native implementation for a specific target. "
        "The spec files are the single source of truth — bootstrappers are the bridge from specification to runnable code.")
      (p :class "text-stone-600"
        "Each bootstrapper is a compiler that understands the restricted SX subset used in the spec files "
        "(roughly 20 special forms and 80 primitives) and translates it into idiomatic target code. "
        "Platform-specific operations (DOM access, HTTP, timers) are emitted as native implementations "
        "rather than translated from SX.")
      (div :class "overflow-x-auto rounded border border-stone-200"
        (table :class "w-full text-left text-sm"
          (thead (tr :class "border-b border-stone-200 bg-stone-100"
            (th :class "px-3 py-2 font-medium text-stone-600" "Target")
            (th :class "px-3 py-2 font-medium text-stone-600" "Bootstrapper")
            (th :class "px-3 py-2 font-medium text-stone-600" "Output")
            (th :class "px-3 py-2 font-medium text-stone-600" "Status")))
          (tbody
            (tr :class "border-b border-stone-100"
              (td :class "px-3 py-2 text-stone-700" "JavaScript")
              (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                (a :href "/language/bootstrappers/javascript" :class "hover:underline"
                   "bootstrap_js.py"))
              (td :class "px-3 py-2 font-mono text-sm text-stone-500" "sx-browser.js")
              (td :class "px-3 py-2 text-green-600" "Live"))
            (tr :class "border-b border-stone-100"
              (td :class "px-3 py-2 text-stone-700" "Python")
              (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                (a :href "/language/bootstrappers/python" :class "hover:underline"
                   "bootstrap_py.py"))
              (td :class "px-3 py-2 font-mono text-sm text-stone-500" "sx_ref.py")
              (td :class "px-3 py-2 text-green-600" "Live"))
            (tr :class "border-b border-stone-100 bg-green-50"
              (td :class "px-3 py-2 text-stone-700" "Python (self-hosting)")
              (td :class "px-3 py-2 font-mono text-sm text-violet-700"
                (a :href "/language/bootstrappers/self-hosting" :class "hover:underline"
                   "py.sx"))
              (td :class "px-3 py-2 font-mono text-sm text-stone-500" "sx_ref.py")
              (td :class "px-3 py-2 text-green-600" "G0 == G1"))
            (tr :class "border-b border-stone-100"
              (td :class "px-3 py-2 text-stone-700" "Rust")
              (td :class "px-3 py-2 font-mono text-sm text-stone-400" "bootstrap_rs.py")
              (td :class "px-3 py-2 font-mono text-sm text-stone-400" "sx-native")
              (td :class "px-3 py-2 text-stone-400" "Planned")))))
)))

;; ---------------------------------------------------------------------------
;; Bootstrapper detail — shows bootstrapper source + generated output
;; ---------------------------------------------------------------------------
;; @css border-violet-300 animate-pulse

(defcomp ~bootstrapper-js-content (&key bootstrapper-source bootstrapped-output)
  (~doc-page :title "JavaScript Bootstrapper"
    (div :class "space-y-8"

      (div :class "space-y-3"
        (p :class "text-stone-600"
          "This page reads the canonical " (code :class "text-violet-700 text-sm" ".sx")
          " spec files, runs the Python bootstrapper, and displays both the compiler source and its generated JavaScript output. "
          "The generated code below is live — it was produced by the bootstrapper at page load time, not served from a static file.")
        (p :class "text-xs text-stone-400 italic"
          "The sx-browser.js powering this page IS the bootstrapped output. "
          "This page re-runs the bootstrapper to display the source and result."))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "Bootstrapper")
          (span :class "text-sm text-stone-400 font-mono" "bootstrap_js.py"))
        (p :class "text-sm text-stone-500"
          "The compiler reads " (code :class "text-violet-700 text-sm" ".sx")
          " spec files (parser, eval, primitives, render, adapters, engine, orchestration, boot, cssx) "
          "and emits a standalone JavaScript file. Platform bridge functions (DOM operations, fetch, timers) "
          "are emitted as native JS implementations.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-stone-200"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight bootstrapper-source "python")))))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "Generated Output")
          (span :class "text-sm text-stone-400 font-mono" "sx-browser.js"))
        (p :class "text-sm text-stone-500"
          "The JavaScript below was generated by running the bootstrapper against the current spec files. "
          "It is a complete, self-contained SX runtime — parser, evaluator, DOM adapter, engine, and CSS system.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-violet-300"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight bootstrapped-output "javascript"))))))))

;; ---------------------------------------------------------------------------
;; Self-hosting bootstrapper (py.sx) — live verification
;; ---------------------------------------------------------------------------
;; @css bg-green-100 text-green-800 bg-green-50 border-green-200 text-green-700

(defcomp ~bootstrapper-self-hosting-content (&key py-sx-source g0-output g1-output defines-matched defines-total g0-lines g0-bytes verification-status)
  (~doc-page :title "Self-Hosting Bootstrapper (py.sx)"
    (div :class "space-y-8"

      (div :class "space-y-3"
        (p :class "text-stone-600"
          (code :class "text-violet-700 text-sm" "py.sx")
          " is an SX-to-Python translator written in SX. "
          "This page runs it live: loads py.sx into the evaluator, translates each spec file, "
          "and diffs the result against " (code :class "text-violet-700 text-sm" "bootstrap_py.py") ".")
        (div :class "rounded-lg p-4"
             :class (if (= verification-status "identical")
                      "bg-green-50 border border-green-200"
                      "bg-red-50 border border-red-200")
          (div :class "flex items-center gap-3"
            (span :class "inline-flex items-center rounded-full px-3 py-1 text-sm font-semibold"
                  :class (if (= verification-status "identical")
                           "bg-green-100 text-green-800"
                           "bg-red-100 text-red-800")
              (if (= verification-status "identical") "G0 == G1" "MISMATCH"))
            (p :class "text-sm"
               :class (if (= verification-status "identical") "text-green-700" "text-red-700")
              defines-matched "/" defines-total " defines match. "
              g0-lines " lines, " g0-bytes " bytes."))))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "py.sx Source")
          (span :class "text-sm text-stone-400 font-mono" "shared/sx/ref/py.sx"))
        (p :class "text-sm text-stone-500"
          "The SX-to-Python translator — 55 " (code "define") " forms. "
          "Name mangling (200+ RENAMES), expression emission, statement emission, "
          "cell variable detection for " (code "set!") " across lambda boundaries.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-stone-200"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight py-sx-source "lisp")))))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "G0 Output")
          (span :class "text-sm text-stone-400 font-mono" "bootstrap_py.py → sx_ref.py"))
        (p :class "text-sm text-stone-500"
          "Generated by the hand-written Python bootstrapper.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-stone-200"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight g0-output "python")))))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "G1 Output")
          (span :class "text-sm text-stone-400 font-mono" "py.sx → sx_ref.py"))
        (p :class "text-sm text-stone-500"
          "Generated by py.sx running on the Python evaluator. "
          (if (= verification-status "identical")
            (strong "Byte-for-byte identical to G0.")
            "Differs from G0 — see mismatch details."))
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border"
             :class (if (= verification-status "identical") "border-green-200" "border-red-200")
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight g1-output "python"))))))))

;; ---------------------------------------------------------------------------
;; Self-hosting JS bootstrapper (js.sx) — live verification
;; ---------------------------------------------------------------------------
;; @css bg-green-100 text-green-800 bg-green-50 border-green-200 text-green-700 bg-amber-50 border-amber-200 text-amber-700 text-amber-800 bg-amber-100

(defcomp ~bootstrapper-self-hosting-js-content (&key js-sx-source defines-matched defines-total js-sx-lines verification-status)
  (~doc-page :title "Self-Hosting Bootstrapper (js.sx)"
    (div :class "space-y-8"

      (div :class "space-y-3"
        (p :class "text-stone-600"
          (code :class "text-violet-700 text-sm" "js.sx")
          " is an SX-to-JavaScript translator written in SX. "
          "This page runs it live: loads js.sx into the evaluator, translates every spec file, "
          "and verifies each define matches " (code :class "text-violet-700 text-sm" "bootstrap_js.py") "'s JSEmitter.")
        (div :class "rounded-lg p-4"
             :class (if (= verification-status "identical")
                      "bg-green-50 border border-green-200"
                      "bg-red-50 border border-red-200")
          (div :class "flex items-center gap-3"
            (span :class "inline-flex items-center rounded-full px-3 py-1 text-sm font-semibold"
                  :class (if (= verification-status "identical")
                           "bg-green-100 text-green-800"
                           "bg-red-100 text-red-800")
              (if (= verification-status "identical") "G0 == G1" "MISMATCH"))
            (p :class "text-sm"
               :class (if (= verification-status "identical") "text-green-700" "text-red-700")
              defines-matched "/" defines-total " defines match across all spec files. "
              js-sx-lines " lines of SX."))))

      ;; G0 Bug Discovery
      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "G0 Bug Discovery")
        (div :class "rounded-lg bg-amber-50 border border-amber-200 p-4"
          (div :class "flex items-start gap-3"
            (span :class "inline-flex items-center rounded-full bg-amber-100 px-3 py-1 text-sm font-semibold text-amber-800"
              "Fixed")
            (div :class "text-sm text-amber-700 space-y-2"
              (p "Building js.sx revealed a bug in " (code "bootstrap_js.py") "'s "
                 (code "_emit_define") " method. The Python code:")
              (pre :class "bg-amber-100 rounded p-2 text-xs font-mono"
                "val = self.emit(fn_expr) if fn_expr else \"NIL\"")
              (p "Python's " (code "if fn_expr") " treats " (code "0") ", "
                 (code "False") ", and " (code "\"\"") " as falsy. So "
                 (code "(define *batch-depth* 0)") " emitted "
                 (code "var _batchDepth = NIL") " instead of "
                 (code "var _batchDepth = 0") ". Similarly, "
                 (code "(define _css-hash \"\")") " emitted "
                 (code "var _cssHash = NIL") " instead of "
                 (code "var _cssHash = \"\"") ".")
              (p "Fix: " (code "if fn_expr is not None") " — explicit None check. "
                 "js.sx never had this bug because SX's " (code "nil?") " only matches "
                 (code "nil") ", not " (code "0") " or " (code "false") ". "
                 "The self-hosting bootstrapper caught a host language bug.")))))

      ;; JS vs Python differences
      (div :class "space-y-3"
        (h2 :class "text-2xl font-semibold text-stone-800" "Translation Differences from py.sx")
        (p :class "text-sm text-stone-500"
          "Both py.sx and js.sx translate the same SX ASTs, but target languages differ:")
        (div :class "overflow-x-auto rounded border border-stone-200"
          (table :class "w-full text-sm"
            (thead :class "bg-stone-50"
              (tr
                (th :class "px-4 py-2 text-left font-semibold text-stone-700" "Feature")
                (th :class "px-4 py-2 text-left font-semibold text-stone-700" "py.sx → Python")
                (th :class "px-4 py-2 text-left font-semibold text-stone-700" "js.sx → JavaScript")))
            (tbody
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "Name mangling")
                (td :class "px-4 py-2 font-mono text-xs" "eval-expr → eval_expr")
                (td :class "px-4 py-2 font-mono text-xs" "eval-expr → evalExpr"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "Declarations")
                (td :class "px-4 py-2 font-mono text-xs" "name = value")
                (td :class "px-4 py-2 font-mono text-xs" "var name = value;"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "Functions")
                (td :class "px-4 py-2 font-mono text-xs" "lambda x: body")
                (td :class "px-4 py-2 font-mono text-xs" "function(x) { return body; }"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "set! (mutation)")
                (td :class "px-4 py-2 font-mono text-xs" "_cells dict (closure hack)")
                (td :class "px-4 py-2 font-mono text-xs" "Direct assignment (JS captures by ref)"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "Tail recursion")
                (td :class "px-4 py-2 font-mono text-xs" "—")
                (td :class "px-4 py-2 font-mono text-xs" "while(true) { continue; }"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "let binding")
                (td :class "px-4 py-2 font-mono text-xs" "(lambda x: body)(val)")
                (td :class "px-4 py-2 font-mono text-xs" "(function() { var x = val; return body; })()"))
              (tr :class "border-t border-stone-100"
                (td :class "px-4 py-2 text-stone-600" "and/or")
                (td :class "px-4 py-2 font-mono text-xs" "ternary chains")
                (td :class "px-4 py-2 font-mono text-xs" "&& / sxOr()"))))))

      ;; Source
      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "js.sx Source")
          (span :class "text-sm text-stone-400 font-mono" "shared/sx/ref/js.sx"))
        (p :class "text-sm text-stone-500"
          "The SX-to-JavaScript translator — 61 " (code "define") " forms. "
          "camelCase mangling (500+ RENAMES), expression/statement emission, "
          "self-tail-recursive while loop optimization.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-stone-200"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight js-sx-source "lisp"))))))))

;; ---------------------------------------------------------------------------
;; Python bootstrapper detail
;; ---------------------------------------------------------------------------

(defcomp ~bootstrapper-py-content (&key bootstrapper-source bootstrapped-output)
  (~doc-page :title "Python Bootstrapper"
    (div :class "space-y-8"

      (div :class "space-y-3"
        (p :class "text-stone-600"
          "This page reads the canonical " (code :class "text-violet-700 text-sm" ".sx")
          " spec files, runs the Python bootstrapper, and displays both the compiler source and its generated Python output. "
          "The generated code below is live — it was produced by the bootstrapper at page load time.")
        (p :class "text-xs text-stone-400 italic"
          "With SX_USE_REF=1, the server-side SX evaluator running this page IS the bootstrapped output. "
          "This page re-runs the bootstrapper to display the source and result."))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "Bootstrapper")
          (span :class "text-sm text-stone-400 font-mono" "bootstrap_py.py"))
        (p :class "text-sm text-stone-500"
          "The compiler reads " (code :class "text-violet-700 text-sm" ".sx")
          " spec files (eval, primitives, render, adapter-html) "
          "and emits a standalone Python module. Platform bridge functions (type constructors, environment ops) "
          "are emitted as native Python implementations.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-stone-200"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight bootstrapper-source "python")))))

      (div :class "space-y-3"
        (div :class "flex items-baseline gap-3"
          (h2 :class "text-2xl font-semibold text-stone-800" "Generated Output")
          (span :class "text-sm text-stone-400 font-mono" "sx_ref.py"))
        (p :class "text-sm text-stone-500"
          "The Python below was generated by running the bootstrapper against the current spec files. "
          "It is a complete server-side SX evaluator — eval, primitives, and HTML renderer.")
        (div :class "not-prose bg-stone-100 rounded-lg p-5 max-h-96 overflow-y-auto border border-violet-300"
          (pre :class "text-xs leading-relaxed whitespace-pre-wrap break-words"
            (code (highlight bootstrapped-output "python"))))))))

;; ---------------------------------------------------------------------------
;; Not found
;; ---------------------------------------------------------------------------

(defcomp ~spec-not-found (&key slug)
  (~doc-page :title "Spec Not Found"
    (p :class "text-stone-600"
      "No specification found for \"" slug "\". This spec may not exist yet.")))