블록 템플릿 업데이트: 수정 3개 + 신규 17개 + catalog.yaml 재정비

수정:
- compare-2col-badge, compare-detail-gradient, hero-icon-cards 개선

신규 블록:
- cards: category-strip-table, system-2col-center, hero-icon-cards_1
- emphasis: checklist-dark
- visuals: cycle-orbit
- new/: cards-3col-persona, compare-vs-rows, cycle-3way-intersect 등 8개
- redesign/: card_hero-icon-cards_1
- svg/: arc_left, arrow_conclusion, arrow_down, line_divider
- BEPs: process-product-2col SVG + 테스트

catalog.yaml 전면 재정비 (슬롯 스키마, height_cost, 카테고리 정리)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

templates/blocks/cards/compare-2col-badge.html

@@ -15,7 +15,7 @@
   <div class="c2b-main">
     {% if badge_title %}
     <div class="c2b-ribbon">
-      <img src="{{ ribbon_image | default('/static/figma-assets/badge_policy.png') }}" class="c2b-ribbon-img" alt="">
+      <img src="{{ ribbon_image | default('svg/badge_policy.png') }}" class="c2b-ribbon-img" alt="">
       <span class="c2b-ribbon-text">{{ badge_title }}</span>
     </div>
     {% endif %}