feat: brand identity v1.0.0 — Direction C Trusted Guide (theme v2.0.0-alpha.1)

Implements weeks 1–4 of the CMO brand identity sprint. Complete theme reskin with:

- CSS token system (brand.css) with Teal/Lime/Orange palette
- Poppins/Inter/IBM Plex Mono font loading
- Full favicon/PWA/OG asset pack
- 5-state verdict badge + card + evidence row components
- verdict_state post meta on pr_peptide CPT with meta box
- Affiliate disclosure component (3 contexts: inline, banner, footer)
- How we review peptides page template
- About & Editorial Standards page template
- Footer Our Method links + disclosure
- SVG logo support (logo-horizontal.svg inline)
- OG image fallback meta tag
- Accessibility: role=img on badges, skip-to-content link, prefers-reduced-motion support

Theme version bumped to 2.0.0-alpha.1.

template-parts/verdict/badge.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * Verdict Badge Component
+ *
+ * Displays a verdict state badge with glyph, label, and colors.
+ * Accepts $args['verdict_state'] and $args['show_label'].
+ *
+ * @package peptide-starter
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+$verdict_state = isset( $args['verdict_state'] ) ? sanitize_text_field( $args['verdict_state'] ) : '';
+$show_label    = isset( $args['show_label'] ) ? (bool) $args['show_label'] : true;
+
+// State configuration.
+$states = array(
+	'established'      => array( 'glyph' => '✓', 'label' => 'Established' ),
+	'promising'        => array( 'glyph' => '◐', 'label' => 'Promising' ),
+	'investigational'  => array( 'glyph' => '?', 'label' => 'Investigational' ),
+	'insufficient'     => array( 'glyph' => '⊘', 'label' => 'Insufficient Evidence' ),
+	'cautionary'       => array( 'glyph' => '⚠', 'label' => 'Cautionary' ),
+);
+
+// Early exit if invalid state.
+if ( ! isset( $states[ $verdict_state ] ) ) {
+	return;
+}
+
+$state_info = $states[ $verdict_state ];
+?>
+<span class="pr-verdict pr-verdict--<?php echo esc_attr( $verdict_state ); ?>" role="img" aria-label="<?php echo esc_attr( 'Verdict: ' . $state_info['label'] ); ?>">
+	<span class="pr-verdict__glyph" aria-hidden="true"><?php echo $state_info['glyph']; ?></span>
+	<?php if ( $show_label ) : ?>
+		<span class="pr-verdict__label"><?php echo esc_html( $state_info['label'] ); ?></span>
+	<?php endif; ?>
+</span>