feat(home): redesign homepage sections according to TO-FIX requirements

- Translate intro tagline and section headers to English
- Update home metrics to reflect international publications, patents, and standards
- Revamp Research Projects section with AIoT & AI-RAN, MCM, and MVQM projects
- Update NRF standards track label to National Research Foundation of Korea
- Reconstruct Research Areas section into 14-topic responsive card grid with 2-line header
- Add International Standardizations section with global SDO listings and link
- Add mobile max-w 500px, horizontal centering, and 30px vertical margin to hero composition
- Update E2E test assertions for new content and structure

refer_landing_page/content/projects.ts

@@ -4,89 +4,50 @@ import { ResearchProject } from "./types";
 export const researchProjects: ResearchProject[] = [
   {
     "slug": "iot-standards",
-    "title": "IoT Standards",
-    "abstract": "Internet of Things covers a huge range of industries and use cases that scale from a single constrained device up to massive cross-platform deployments of embedded technologies and cloud systems connecting in real-time.",
+    "title": "AIoT & AI-RAN",
+    "abstract": "AIoT & AI-RAN investigates agent-based IoT architectures in which autonomous AI agents are distributed across sensor, edge, and radio access layers. The project studies agent-to-agent coordination over high-performance transport (gRPC/QUIC) bridged with constrained edge protocols (MQTT/CoAP), targeting AI-RAN designs for distributed autonomous control.",
     "keywords": [
-      "Internet of Things",
-      "embedded technologies",
-      "cloud systems",
-      "real-time"
+      "AIoT",
+      "agent-based IoT",
+      "AI-RAN",
+      "constrained edge protocols",
+      "distributed autonomous control"
     ],
-    "standardsOrg": "ISO/IEC JTC1/SC41",
-    "period": "2020 ~ Present",
-    "deliverables": [
-      {
-        "title": "Part 1: Framework",
-        "ref": "ISO/IEC TR 30189-1 (March 2025)",
-        "status": "TR"
-      },
-      {
-        "title": "Part 2: Use Cases",
-        "ref": "ISO/IEC CDTR 30189-2 (In Progress)",
-        "status": "InProgress"
-      }
-    ]
+    "standardsTrack": "National Research Foundation of Korea (NRF)",
+    "standardsOrg": "NRF",
+    "period": "2026 ~ Present",
+    "deliverables": []
   },
   {
     "slug": "ccis",
-    "title": "CCIS",
-    "abstract": "In-Vehicle Infotainment (IVI) refers to vehicle systems that combine entertainment and information delivery to drivers and passengers. Configurable Car Infotainment Service (CCIS) is a service that helps users to more easily manage and control In-Vehicle infotainment devices and content.",
+    "title": "MCM",
+    "abstract": "Multilateral and Collaborative Metaverse (MCM) refers to metaverse systems in which two or more participants simultaneously interact within a shared virtual space for a common collaborative purpose. Unlike single-user or purely competitive environments, an MCM service is defined by coordinated participation: its intended outcome cannot be achieved by a single user acting alone. The project defines general requirements, service classification, and a gap analysis against existing standards.",
     "keywords": [
-      "In-Vehicle Infotainment",
-      "CCIS",
-      "infotainment devices"
+      "MCM",
+      "metaverse",
+      "shared virtual space",
+      "coordinated participation",
+      "service classification"
     ],
-    "standardsTrack": "IEC/TC 100/TA 17",
+    "standardsTrack": "IEC/TC 100/WG 12 supported by KEIT",
     "standardsOrg": "IEC TC100",
-    "period": "2018 ~ Present",
-    "deliverables": [
-      {
-        "title": "Configurable Car Infotainment Services (CCIS) - Part 1: General",
-        "ref": "IEC 63246-1 (August 2021)",
-        "status": "IS"
-      },
-      {
-        "title": "Configurable Car Infotainment Services (CCIS) - Part 2: Requirements",
-        "ref": "IEC 63246-2 (January 2022)",
-        "status": "IS"
-      },
-      {
-        "title": "Configurable Car Infotainment Services (CCIS) - Part 3: Framework",
-        "ref": "IEC 63246-3 (January 2022)",
-        "status": "IS"
-      },
-      {
-        "title": "Configurable Car Infotainment Services (CCIS) - Part 4: Protocol",
-        "ref": "IEC TR 63246-4 (December 2022)",
-        "status": "TR"
-      }
-    ]
+    "period": "2026 ~ Present",
+    "deliverables": []
   },
   {
     "slug": "vlc-iot",
-    "title": "VLC-IoT",
-    "abstract": "Visible-light communication (VLC) transmits data by intensity modulating optical sources, such as light-emitting diodes (LEDs) and laser diodes (LDs), faster than the persistence of the human eye. The goal of IoT-VLC is to design a framework of IoT services based on VLC.",
+    "title": "MVQM",
+    "abstract": "Management of Visual Quality in Metaverse Systems (MVQM) is a conceptual and functional approach for managing visual quality by dynamically adapting visual data delivery in response to user context, device capability, and network conditions. It emphasizes user-centric, context-aware quality management over static system-centric optimization, covering hybrid visual assets, level of detail, and area of interest adaptation.",
     "keywords": [
-      "Visible-light communication",
-      "VLC",
-      "light-emitting diodes",
-      "laser diodes",
-      "IoT services"
+      "MVQM",
+      "visual quality",
+      "hybrid visual assets",
+      "level of detail",
+      "area of interest"
     ],
-    "standardsTrack": "ITU-T SG20",
-    "standardsOrg": "ITU-T SG20",
-    "period": "2018 ~ 2020",
-    "deliverables": [
-      {
-        "title": "Framework of IoT Services based on Visible Light Communications (VLC)",
-        "ref": "ITU-T Recommendation Y.4465 (January 2020)",
-        "status": "IS"
-      },
-      {
-        "title": "Functional Architecture for IoT Services based on VLC",
-        "ref": "ITU-T Recommendation Y.4474 (August 2020)",
-        "status": "IS"
-      }
-    ]
+    "standardsTrack": "IEC/TC 100/WG 12 supported by KEIT",
+    "standardsOrg": "IEC TC100",
+    "period": "2026 ~ Present",
+    "deliverables": []
   }
 ];