{"id":340,"date":"2026-05-20T15:39:16","date_gmt":"2026-05-20T15:39:16","guid":{"rendered":"https:\/\/hydrogenorg.ch\/?page_id=340"},"modified":"2026-07-13T09:36:09","modified_gmt":"2026-07-13T09:36:09","slug":"open-scientific-challenges-platform","status":"publish","type":"page","link":"https:\/\/hydrogenorg.ch\/en\/open-scientific-challenges-platform\/","title":{"rendered":"Open Scientific Challenges Platform"},"content":{"rendered":"<!-- =========================================================\r\n     HYDROGENORG.CH\r\n     SNIPPET 317 \u2014 GLOBAL NAVIGATION\r\n     VERSIONE COMPLETA E CORRETTA\r\n========================================================= -->\r\n\r\n<header id=\"h2-global-header\" class=\"h2-global-header\">\r\n\r\n  <div class=\"h2-global-nav\">\r\n\r\n    <div class=\"h2-global-nav-inner\">\r\n\r\n      <!-- LOGO -->\r\n      <a\r\n        class=\"h2-global-logo\"\r\n        href=\"\/\"\r\n        aria-label=\"HydrogenOrg Home\"\r\n      >\r\n\r\n        <div\r\n          class=\"h2-global-logo-mark\"\r\n          aria-hidden=\"true\"\r\n        ><\/div>\r\n\r\n        <div class=\"h2-global-logo-text\">\r\n\r\n          <div class=\"h2-global-logo-title\">\r\n            HYDROGEN<span>ORG.CH<\/span>\r\n          <\/div>\r\n\r\n          <div class=\"h2-global-logo-sub\">\r\n            REGENERATIVE ENERGY NETWORK\r\n          <\/div>\r\n\r\n        <\/div>\r\n\r\n      <\/a>\r\n      <!-- \/LOGO -->\r\n\r\n\r\n      <!-- MOBILE MENU BUTTON -->\r\n      <button\r\n        class=\"h2-global-menu-toggle\"\r\n        type=\"button\"\r\n        aria-label=\"Open navigation menu\"\r\n        aria-controls=\"h2-global-menu\"\r\n        aria-expanded=\"false\"\r\n      >\r\n\r\n        <span><\/span>\r\n        <span><\/span>\r\n        <span><\/span>\r\n\r\n      <\/button>\r\n      <!-- \/MOBILE MENU BUTTON -->\r\n\r\n\r\n      <!-- NAVIGATION -->\r\n      <nav\r\n        id=\"h2-global-menu\"\r\n        class=\"h2-global-menu\"\r\n        aria-label=\"HydrogenOrg Global Navigation\"\r\n      >\r\n\r\n        <a href=\"\/\">\r\n          Home\r\n        <\/a>\r\n\r\n        <a href=\"\/open-scientific-challenges-platform\/\">\r\n          Challenges\r\n        <\/a>\r\n\r\n        <a href=\"\/hydrogenorg-integrated-research-simulator\/\">\r\n          Integrated Simulator\r\n        <\/a>\r\n\r\n        <a href=\"\/open-simulation-infrastructure\/\">\r\n          Simulation\r\n        <\/a>\r\n\r\n        <a href=\"\/plasma-steam-reactor-framework\/\">\r\n  Plasma\r\n<\/a>\r\n\r\n<a href=\"\/hydrogenorg-plasma-energy-core-research-architecture-v1\/\">\r\n  Plasma Core\r\n<\/a>\r\n\r\n<a href=\"\/advanced-geothermal-power-systems\/\">\r\n  Geothermal\r\n<\/a>\r\n\r\n        <a href=\"\/geothermal-desalination-engineering-system\/\">\r\n          Desalination Engineering\r\n        <\/a>\r\n\r\n        <a href=\"\/geothermal-plasma-desalination-systems\/\">\r\n          Plasma Desalination\r\n        <\/a>\r\n\r\n        <a href=\"\/marine-hybrid-electric-closed-loop-plasma-h2-system\/\">\r\n          Marine H2\r\n        <\/a>\r\n\r\n        <a href=\"\/atmospheric-regeneration-systems\/\">\r\n          Atmosphere\r\n        <\/a>\r\n\r\n        <a href=\"\/hydrogen-infrastructure-networks\/\">\r\n          Infrastructure\r\n        <\/a>\r\n\r\n        <a href=\"\/ai-scientific-governance\/\">\r\n          AI Governance\r\n        <\/a>\r\n\r\n        <a href=\"\/about-hydrogenorg-governance\/\">\r\n          Governance\r\n        <\/a>\r\n\r\n        <a href=\"\/community\/\">\r\n          Community\r\n        <\/a>\r\n\r\n        <a href=\"\/vision-roadmap\/\">\r\n          Vision\r\n        <\/a>\r\n\r\n        <a href=\"\/membership-support\/\">\r\n          Membership\r\n        <\/a>\r\n\r\n        <a href=\"\/sponsor-a-challenge\/\">\r\n          Sponsor\r\n        <\/a>\r\n\r\n        <a href=\"\/for-partners-funders\/\">\r\n          Partners &amp; Funders\r\n        <\/a>\r\n\r\n        <a href=\"\/contact\/\">\r\n          Contact\r\n        <\/a>\r\n\r\n        <a\r\n          href=\"\/join\/\"\r\n          class=\"h2-global-join\"\r\n        >\r\n          Join\r\n        <\/a>\r\n\r\n      <\/nav>\r\n      <!-- \/NAVIGATION -->\r\n\r\n    <\/div>\r\n\r\n  <\/div>\r\n\r\n<\/header>\r\n\r\n\r\n<style>\r\n\r\n\/* =========================================================\r\n   GLOBAL HEADER\r\n========================================================= *\/\r\n\r\n#h2-global-header,\r\n#h2-global-header *,\r\n#h2-global-header *::before,\r\n#h2-global-header *::after{\r\n  box-sizing:border-box;\r\n}\r\n\r\n#h2-global-header{\r\n  width:100%;\r\n  position:relative;\r\n  z-index:99999;\r\n  margin:0;\r\n  padding:0;\r\n  font-family:Arial,Helvetica,sans-serif;\r\n}\r\n\r\n.h2-global-nav{\r\n  width:100%;\r\n  position:relative;\r\n  background:\r\n    linear-gradient(\r\n      180deg,\r\n      rgba(4,12,27,.98) 0%,\r\n      rgba(2,7,17,.98) 100%\r\n    );\r\n  border-bottom:1px solid rgba(255,255,255,.09);\r\n  box-shadow:0 12px 35px rgba(0,0,0,.22);\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   INNER CONTAINER\r\n========================================================= *\/\r\n\r\n.h2-global-nav-inner{\r\n  width:100%;\r\n  max-width:1560px;\r\n  min-height:104px;\r\n  margin:0 auto;\r\n  padding:15px 30px;\r\n\r\n  display:flex;\r\n  align-items:center;\r\n  justify-content:space-between;\r\n  gap:28px;\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   LOGO\r\n========================================================= *\/\r\n\r\n.h2-global-logo{\r\n  display:flex;\r\n  align-items:center;\r\n  gap:17px;\r\n\r\n  min-width:max-content;\r\n  flex-shrink:0;\r\n\r\n  color:#ffffff;\r\n  text-decoration:none;\r\n  outline:none;\r\n}\r\n\r\n.h2-global-logo:hover,\r\n.h2-global-logo:focus,\r\n.h2-global-logo:visited{\r\n  color:#ffffff;\r\n  text-decoration:none;\r\n}\r\n\r\n.h2-global-logo-mark{\r\n  width:62px;\r\n  height:62px;\r\n  flex:0 0 62px;\r\n\r\n  position:relative;\r\n  border-radius:50%;\r\n\r\n  background:\r\n    radial-gradient(\r\n      circle at 50% 50%,\r\n      rgba(255,255,255,1) 0%,\r\n      rgba(202,248,255,.95) 7%,\r\n      rgba(53,214,255,.85) 19%,\r\n      rgba(72,142,255,.48) 39%,\r\n      rgba(29,80,168,.16) 56%,\r\n      rgba(0,0,0,0) 72%\r\n    );\r\n\r\n  box-shadow:\r\n    0 0 13px rgba(53,214,255,.38),\r\n    0 0 31px rgba(53,214,255,.25);\r\n}\r\n\r\n.h2-global-logo-mark::before{\r\n  content:\"\";\r\n  position:absolute;\r\n  inset:11px;\r\n\r\n  border-radius:50%;\r\n  border:1px solid rgba(255,255,255,.38);\r\n\r\n  box-shadow:\r\n    inset 0 0 11px rgba(255,255,255,.22),\r\n    0 0 12px rgba(53,214,255,.2);\r\n}\r\n\r\n.h2-global-logo-mark::after{\r\n  content:\"H\u2082\";\r\n  position:absolute;\r\n  inset:0;\r\n\r\n  display:flex;\r\n  align-items:center;\r\n  justify-content:center;\r\n\r\n  font-size:16px;\r\n  line-height:1;\r\n  font-weight:900;\r\n  color:#ffffff;\r\n  text-shadow:0 0 9px rgba(53,214,255,.9);\r\n}\r\n\r\n.h2-global-logo-text{\r\n  display:block;\r\n}\r\n\r\n.h2-global-logo-title{\r\n  margin:0;\r\n  padding:0;\r\n\r\n  font-size:23px;\r\n  line-height:1;\r\n  font-weight:900;\r\n  letter-spacing:1px;\r\n  text-transform:uppercase;\r\n  white-space:nowrap;\r\n  color:#ffffff;\r\n}\r\n\r\n.h2-global-logo-title span{\r\n  color:#6bd14a;\r\n}\r\n\r\n.h2-global-logo-sub{\r\n  margin-top:8px;\r\n\r\n  font-size:10px;\r\n  line-height:1.2;\r\n  font-weight:700;\r\n  letter-spacing:3.1px;\r\n  text-transform:uppercase;\r\n  white-space:nowrap;\r\n  color:rgba(255,255,255,.63);\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   DESKTOP MENU\r\n========================================================= *\/\r\n\r\n.h2-global-menu{\r\n  display:flex;\r\n  align-items:center;\r\n  justify-content:flex-end;\r\n  flex-wrap:wrap;\r\n\r\n  gap:10px 13px;\r\n  margin:0;\r\n  padding:0;\r\n}\r\n\r\n.h2-global-menu a{\r\n  position:relative;\r\n\r\n  display:inline-flex;\r\n  align-items:center;\r\n  justify-content:center;\r\n\r\n  margin:0;\r\n  padding:8px 0;\r\n\r\n  font-size:10px;\r\n  line-height:1.15;\r\n  font-weight:900;\r\n  letter-spacing:.52px;\r\n  text-transform:uppercase;\r\n  white-space:nowrap;\r\n\r\n  color:rgba(255,255,255,.80);\r\n  text-decoration:none;\r\n\r\n  transition:\r\n    color .2s ease,\r\n    background-color .2s ease,\r\n    border-color .2s ease,\r\n    transform .2s ease;\r\n}\r\n\r\n.h2-global-menu a::after{\r\n  content:\"\";\r\n  position:absolute;\r\n  left:0;\r\n  right:0;\r\n  bottom:2px;\r\n\r\n  height:1px;\r\n  width:0;\r\n  margin:auto;\r\n\r\n  background:#35d6ff;\r\n\r\n  transition:width .2s ease;\r\n}\r\n\r\n.h2-global-menu a:hover,\r\n.h2-global-menu a:focus{\r\n  color:#35d6ff;\r\n  text-decoration:none;\r\n}\r\n\r\n.h2-global-menu a:hover::after,\r\n.h2-global-menu a:focus::after{\r\n  width:100%;\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   JOIN BUTTON\r\n========================================================= *\/\r\n\r\n.h2-global-menu .h2-global-join{\r\n  min-height:40px;\r\n  padding:11px 17px;\r\n\r\n  border:1px solid rgba(107,209,74,.72);\r\n  border-radius:5px;\r\n\r\n  background:rgba(107,209,74,.07);\r\n  color:#ffffff !important;\r\n\r\n  box-shadow:\r\n    inset 0 0 18px rgba(107,209,74,.04),\r\n    0 0 15px rgba(107,209,74,.05);\r\n}\r\n\r\n.h2-global-menu .h2-global-join::after{\r\n  display:none;\r\n}\r\n\r\n.h2-global-menu .h2-global-join:hover,\r\n.h2-global-menu .h2-global-join:focus{\r\n  background:#6bd14a;\r\n  border-color:#6bd14a;\r\n  color:#021018 !important;\r\n  transform:translateY(-1px);\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   MOBILE MENU BUTTON\r\n========================================================= *\/\r\n\r\n.h2-global-menu-toggle{\r\n  display:none;\r\n\r\n  width:48px;\r\n  height:44px;\r\n  flex:0 0 48px;\r\n\r\n  padding:10px;\r\n  margin:0;\r\n\r\n  border:1px solid rgba(255,255,255,.18);\r\n  border-radius:5px;\r\n\r\n  background:rgba(255,255,255,.04);\r\n  cursor:pointer;\r\n\r\n  appearance:none;\r\n  -webkit-appearance:none;\r\n}\r\n\r\n.h2-global-menu-toggle span{\r\n  display:block;\r\n  width:100%;\r\n  height:2px;\r\n  margin:5px 0;\r\n\r\n  border-radius:4px;\r\n  background:#ffffff;\r\n\r\n  transform-origin:center;\r\n  transition:\r\n    transform .22s ease,\r\n    opacity .22s ease;\r\n}\r\n\r\n.h2-global-menu-toggle:hover,\r\n.h2-global-menu-toggle:focus{\r\n  border-color:rgba(53,214,255,.65);\r\n  outline:none;\r\n}\r\n\r\n.h2-global-menu-toggle.is-active span:nth-child(1){\r\n  transform:translateY(7px) rotate(45deg);\r\n}\r\n\r\n.h2-global-menu-toggle.is-active span:nth-child(2){\r\n  opacity:0;\r\n}\r\n\r\n.h2-global-menu-toggle.is-active span:nth-child(3){\r\n  transform:translateY(-7px) rotate(-45deg);\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   MEDIUM DESKTOP\r\n========================================================= *\/\r\n\r\n@media screen and (max-width:1380px){\r\n\r\n  .h2-global-nav-inner{\r\n    padding-left:22px;\r\n    padding-right:22px;\r\n    gap:22px;\r\n  }\r\n\r\n  .h2-global-logo-mark{\r\n    width:54px;\r\n    height:54px;\r\n    flex-basis:54px;\r\n  }\r\n\r\n  .h2-global-logo-title{\r\n    font-size:20px;\r\n  }\r\n\r\n  .h2-global-logo-sub{\r\n    font-size:9px;\r\n    letter-spacing:2.4px;\r\n  }\r\n\r\n  .h2-global-menu{\r\n    gap:8px 11px;\r\n  }\r\n\r\n  .h2-global-menu a{\r\n    font-size:9px;\r\n    letter-spacing:.42px;\r\n  }\r\n\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   TABLET AND MOBILE\r\n========================================================= *\/\r\n\r\n@media screen and (max-width:1100px){\r\n\r\n  .h2-global-nav-inner{\r\n    min-height:86px;\r\n    padding:15px 20px;\r\n    flex-wrap:wrap;\r\n  }\r\n\r\n  .h2-global-menu-toggle{\r\n    display:block;\r\n    margin-left:auto;\r\n  }\r\n\r\n  .h2-global-menu{\r\n    display:none;\r\n\r\n    width:100%;\r\n    flex:0 0 100%;\r\n\r\n    margin-top:4px;\r\n    padding:14px;\r\n\r\n    flex-direction:column;\r\n    align-items:stretch;\r\n    justify-content:flex-start;\r\n    gap:4px;\r\n\r\n    border:1px solid rgba(255,255,255,.09);\r\n    border-radius:7px;\r\n\r\n    background:rgba(4,12,27,.99);\r\n    box-shadow:0 18px 35px rgba(0,0,0,.28);\r\n  }\r\n\r\n  .h2-global-menu.is-open{\r\n    display:flex;\r\n  }\r\n\r\n  .h2-global-menu a{\r\n    width:100%;\r\n    min-height:42px;\r\n\r\n    justify-content:flex-start;\r\n\r\n    padding:12px 13px;\r\n\r\n    font-size:11px;\r\n    letter-spacing:.6px;\r\n\r\n    border-bottom:1px solid rgba(255,255,255,.055);\r\n  }\r\n\r\n  .h2-global-menu a:last-child{\r\n    border-bottom:none;\r\n  }\r\n\r\n  .h2-global-menu a::after{\r\n    display:none;\r\n  }\r\n\r\n  .h2-global-menu .h2-global-join{\r\n    justify-content:center;\r\n    margin-top:9px;\r\n  }\r\n\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   SMALL MOBILE\r\n========================================================= *\/\r\n\r\n@media screen and (max-width:600px){\r\n\r\n  .h2-global-nav-inner{\r\n    min-height:76px;\r\n    padding:12px 14px;\r\n    gap:10px;\r\n  }\r\n\r\n  .h2-global-logo{\r\n    gap:10px;\r\n    min-width:0;\r\n  }\r\n\r\n  .h2-global-logo-mark{\r\n    width:46px;\r\n    height:46px;\r\n    flex-basis:46px;\r\n  }\r\n\r\n  .h2-global-logo-mark::after{\r\n    font-size:13px;\r\n  }\r\n\r\n  .h2-global-logo-title{\r\n    font-size:17px;\r\n    letter-spacing:.5px;\r\n  }\r\n\r\n  .h2-global-logo-sub{\r\n    margin-top:5px;\r\n    font-size:7px;\r\n    letter-spacing:1.4px;\r\n    white-space:normal;\r\n  }\r\n\r\n  .h2-global-menu-toggle{\r\n    width:43px;\r\n    height:40px;\r\n    flex-basis:43px;\r\n    padding:8px;\r\n  }\r\n\r\n  .h2-global-menu{\r\n    padding:10px;\r\n  }\r\n\r\n  .h2-global-menu a{\r\n    font-size:10px;\r\n  }\r\n\r\n}\r\n\r\n\r\n\/* =========================================================\r\n   VERY SMALL MOBILE\r\n========================================================= *\/\r\n\r\n@media screen and (max-width:390px){\r\n\r\n  .h2-global-logo-title{\r\n    font-size:15px;\r\n  }\r\n\r\n  .h2-global-logo-sub{\r\n    display:none;\r\n  }\r\n\r\n  .h2-global-logo-mark{\r\n    width:42px;\r\n    height:42px;\r\n    flex-basis:42px;\r\n  }\r\n\r\n}\r\n\r\n<\/style>\r\n\r\n\r\n<script>\r\n(function(){\r\n\r\n  \"use strict\";\r\n\r\n  function initializeHydrogenOrgNavigation(){\r\n\r\n    var header = document.getElementById(\"h2-global-header\");\r\n    var menu = document.getElementById(\"h2-global-menu\");\r\n\r\n    if(!header || !menu){\r\n      return;\r\n    }\r\n\r\n    var toggle = header.querySelector(\".h2-global-menu-toggle\");\r\n\r\n    if(!toggle){\r\n      return;\r\n    }\r\n\r\n    function openMenu(){\r\n\r\n      menu.classList.add(\"is-open\");\r\n      toggle.classList.add(\"is-active\");\r\n\r\n      toggle.setAttribute(\"aria-expanded\",\"true\");\r\n      toggle.setAttribute(\"aria-label\",\"Close navigation menu\");\r\n\r\n    }\r\n\r\n    function closeMenu(){\r\n\r\n      menu.classList.remove(\"is-open\");\r\n      toggle.classList.remove(\"is-active\");\r\n\r\n      toggle.setAttribute(\"aria-expanded\",\"false\");\r\n      toggle.setAttribute(\"aria-label\",\"Open navigation menu\");\r\n\r\n    }\r\n\r\n    function toggleMenu(){\r\n\r\n      if(menu.classList.contains(\"is-open\")){\r\n        closeMenu();\r\n      }else{\r\n        openMenu();\r\n      }\r\n\r\n    }\r\n\r\n    toggle.addEventListener(\"click\",function(event){\r\n\r\n      event.preventDefault();\r\n      event.stopPropagation();\r\n\r\n      toggleMenu();\r\n\r\n    });\r\n\r\n    var menuLinks = menu.querySelectorAll(\"a\");\r\n\r\n    menuLinks.forEach(function(link){\r\n\r\n      link.addEventListener(\"click\",function(){\r\n\r\n        if(window.innerWidth <= 1100){\r\n          closeMenu();\r\n        }\r\n\r\n      });\r\n\r\n    });\r\n\r\n    document.addEventListener(\"click\",function(event){\r\n\r\n      if(\r\n        window.innerWidth <= 1100 &&\r\n        menu.classList.contains(\"is-open\") &&\r\n        !header.contains(event.target)\r\n      ){\r\n        closeMenu();\r\n      }\r\n\r\n    });\r\n\r\n    document.addEventListener(\"keydown\",function(event){\r\n\r\n      if(event.key === \"Escape\"){\r\n        closeMenu();\r\n      }\r\n\r\n    });\r\n\r\n    window.addEventListener(\"resize\",function(){\r\n\r\n      if(window.innerWidth > 1100){\r\n        closeMenu();\r\n      }\r\n\r\n    });\r\n\r\n  }\r\n\r\n  if(document.readyState === \"loading\"){\r\n\r\n    document.addEventListener(\r\n      \"DOMContentLoaded\",\r\n      initializeHydrogenOrgNavigation\r\n    );\r\n\r\n  }else{\r\n\r\n    initializeHydrogenOrgNavigation();\r\n\r\n  }\r\n\r\n})();\r\n<\/script>\r\n\r\n<!-- =========================================================\r\n     FINE SNIPPET 317 \u2014 GLOBAL NAVIGATION\r\n========================================================= -->\n\n\n<div id=\"hydrogenorg-open-challenges-light\">\n\n<style>\n#hydrogenorg-open-challenges-light{\n  --ch-ink:#0b1724;\n  --ch-muted:#587084;\n  --ch-soft:#f4f8fb;\n  --ch-line:#d8e5ee;\n  --ch-cyan:#0ea5d8;\n  --ch-green:#49a52e;\n  --ch-orange:#f36b19;\n  --ch-dark:#06111f;\n  --ch-white:#ffffff;\n\n  width:100vw;\n  max-width:100vw;\n  margin-left:calc(50% - 50vw);\n  margin-right:calc(50% - 50vw);\n  overflow:hidden;\n  background:#ffffff;\n  color:var(--ch-ink);\n  font-family:Arial,Helvetica,sans-serif;\n}\n\n#hydrogenorg-open-challenges-light,\n#hydrogenorg-open-challenges-light *{\n  box-sizing:border-box;\n}\n\n#hydrogenorg-open-challenges-light a{\n  text-decoration:none!important;\n}\n\n#hydrogenorg-open-challenges-light img{\n  display:block;\n  max-width:100%;\n}\n\n.ch-inner{\n  width:100%;\n  max-width:1480px;\n  margin:0 auto;\n  padding-left:48px;\n  padding-right:48px;\n}\n\n.ch-section{\n  position:relative;\n  padding:96px 0;\n  border-bottom:1px solid var(--ch-line);\n}\n\n.ch-section-white{\n  background:#ffffff;\n}\n\n.ch-section-soft{\n  background:\n    radial-gradient(circle at 88% 18%,rgba(14,165,216,.10),transparent 28%),\n    radial-gradient(circle at 12% 82%,rgba(73,165,46,.09),transparent 28%),\n    linear-gradient(180deg,#f4f8fb 0%,#ffffff 100%);\n}\n\n.ch-kicker{\n  display:inline-flex;\n  align-items:center;\n  gap:14px;\n  color:var(--ch-green);\n  font-size:12px;\n  line-height:1;\n  font-weight:900;\n  letter-spacing:2.2px;\n  text-transform:uppercase;\n}\n\n.ch-kicker::before{\n  content:\"\";\n  width:46px;\n  height:2px;\n  background:linear-gradient(90deg,var(--ch-cyan),var(--ch-green),var(--ch-orange));\n}\n\n.ch-heading{\n  max-width:980px;\n  margin:0 auto 48px;\n  text-align:center;\n}\n\n.ch-heading h2{\n  margin:18px 0 16px;\n  color:var(--ch-ink);\n  font-size:44px;\n  line-height:1.12;\n  font-weight:900;\n  letter-spacing:1px;\n  text-transform:uppercase;\n}\n\n.ch-heading h2 span{\n  color:var(--ch-cyan);\n}\n\n.ch-heading p{\n  margin:0;\n  color:var(--ch-muted);\n  font-size:17px;\n  line-height:1.75;\n}\n\n.ch-buttons{\n  display:flex;\n  flex-wrap:wrap;\n  gap:14px;\n  align-items:center;\n}\n\n.ch-btn{\n  min-height:54px;\n  display:inline-flex;\n  align-items:center;\n  justify-content:center;\n  padding:0 26px;\n  border-radius:7px;\n  font-size:12px;\n  line-height:1;\n  font-weight:900;\n  letter-spacing:1.2px;\n  text-transform:uppercase;\n  transition:all .18s ease;\n}\n\n.ch-btn-primary{\n  background:linear-gradient(90deg,var(--ch-green),#6ed84e);\n  color:#06111f!important;\n  border:1px solid rgba(73,165,46,.45);\n  box-shadow:0 14px 34px rgba(73,165,46,.20);\n}\n\n.ch-btn-primary:hover{\n  transform:translateY(-1px);\n  box-shadow:0 18px 42px rgba(73,165,46,.26);\n}\n\n.ch-btn-outline{\n  background:#ffffff;\n  color:var(--ch-ink)!important;\n  border:1px solid rgba(14,165,216,.28);\n}\n\n.ch-btn-outline:hover{\n  color:var(--ch-cyan)!important;\n  border-color:rgba(14,165,216,.55);\n  transform:translateY(-1px);\n}\n\n\/* HERO *\/\n.ch-hero{\n  position:relative;\n  min-height:calc(100vh - 90px);\n  display:flex;\n  align-items:center;\n  background:\n    radial-gradient(circle at 84% 50%,rgba(14,165,216,.16),transparent 32%),\n    radial-gradient(circle at 16% 20%,rgba(73,165,46,.10),transparent 28%),\n    linear-gradient(90deg,#ffffff 0%,#f4f8fb 100%);\n  border-bottom:1px solid var(--ch-line);\n}\n\n.ch-hero::before{\n  content:\"OPEN SCIENTIFIC CHALLENGES\";\n  position:absolute;\n  left:-24px;\n  top:112px;\n  color:rgba(11,23,36,.045);\n  font-size:72px;\n  line-height:1;\n  font-weight:900;\n  letter-spacing:8px;\n  text-transform:uppercase;\n  white-space:nowrap;\n  pointer-events:none;\n}\n\n.ch-hero-layout{\n  position:relative;\n  z-index:2;\n  display:grid;\n  grid-template-columns:.95fr 1.05fr;\n  gap:58px;\n  align-items:center;\n  padding:76px 0;\n}\n\n.ch-hero-copy{\n  max-width:720px;\n}\n\n.ch-hero-copy h1{\n  margin:28px 0 28px;\n  color:var(--ch-ink);\n  font-size:68px;\n  line-height:.98;\n  font-weight:900;\n  letter-spacing:1.2px;\n  text-transform:uppercase;\n}\n\n.ch-hero-copy h1 span{\n  color:var(--ch-cyan);\n}\n\n.ch-hero-line{\n  width:96px;\n  height:3px;\n  margin:0 0 34px;\n  background:linear-gradient(90deg,var(--ch-cyan),var(--ch-green),var(--ch-orange));\n}\n\n.ch-hero-copy p{\n  margin:0 0 24px;\n  color:var(--ch-ink);\n  font-size:20px;\n  line-height:1.7;\n}\n\n.ch-hero-copy p.ch-hero-strong{\n  color:var(--ch-green);\n  font-weight:900;\n}\n\n.ch-hero-note{\n  margin-top:28px;\n  padding:20px 22px;\n  border-radius:16px;\n  background:#ffffff;\n  border:1px solid rgba(14,165,216,.20);\n  box-shadow:0 16px 42px rgba(15,55,85,.08);\n  color:var(--ch-muted);\n  font-size:14px;\n  line-height:1.65;\n}\n\n.ch-hero-note strong{\n  color:var(--ch-cyan);\n}\n\n.ch-hero-visual{\n  position:relative;\n}\n\n.ch-image-panel{\n  position:relative;\n  padding:18px;\n  border-radius:26px;\n  background:linear-gradient(180deg,rgba(255,255,255,.78),rgba(238,249,255,.96));\n  border:1px solid rgba(14,165,216,.26);\n  box-shadow:0 34px 92px rgba(15,55,85,.16),inset 0 0 0 1px rgba(255,255,255,.72);\n}\n\n.ch-image-panel img{\n  width:100%;\n  height:auto;\n  border-radius:18px;\n  border:1px solid rgba(14,165,216,.20);\n  box-shadow:0 20px 50px rgba(15,55,85,.18);\n}\n\n.ch-hero-cards{\n  display:grid;\n  grid-template-columns:repeat(3,minmax(0,1fr));\n  gap:14px;\n  margin-top:16px;\n}\n\n.ch-mini-card{\n  padding:18px;\n  border-radius:14px;\n  background:#ffffff;\n  border:1px solid var(--ch-line);\n  box-shadow:0 12px 28px rgba(15,55,85,.07);\n}\n\n.ch-mini-card span{\n  display:block;\n  margin-bottom:8px;\n  color:#7a8fa0;\n  font-size:10px;\n  line-height:1;\n  font-weight:900;\n  letter-spacing:1.1px;\n  text-transform:uppercase;\n}\n\n.ch-mini-card strong{\n  display:block;\n  color:var(--ch-ink);\n  font-size:18px;\n  line-height:1.2;\n  font-weight:900;\n}\n\n.ch-mini-card em{\n  display:block;\n  margin-top:7px;\n  color:var(--ch-green);\n  font-size:11px;\n  line-height:1.2;\n  font-style:normal;\n  font-weight:900;\n  letter-spacing:.8px;\n  text-transform:uppercase;\n}\n\n\/* CARDS *\/\n.ch-grid-3{\n  display:grid;\n  grid-template-columns:repeat(3,minmax(0,1fr));\n  gap:22px;\n}\n\n.ch-card{\n  position:relative;\n  min-height:300px;\n  padding:30px;\n  border-radius:18px;\n  background:#ffffff;\n  border:1px solid var(--ch-line);\n  box-shadow:0 18px 48px rgba(15,55,85,.08);\n  overflow:hidden;\n}\n\n.ch-card::before{\n  content:\"\";\n  position:absolute;\n  left:0;\n  top:0;\n  width:100%;\n  height:4px;\n  background:linear-gradient(90deg,var(--ch-cyan),var(--ch-green),var(--ch-orange));\n}\n\n.ch-icon{\n  width:62px;\n  height:62px;\n  margin:0 0 24px;\n  border-radius:18px;\n  background:radial-gradient(circle at 32% 22%,rgba(14,165,216,.18),transparent 50%),#f3f9fc;\n  border:1px solid rgba(14,165,216,.22);\n  display:flex;\n  align-items:center;\n  justify-content:center;\n  color:var(--ch-cyan);\n  font-size:19px;\n  line-height:1;\n  font-weight:900;\n}\n\n.ch-card h3{\n  margin:0 0 13px;\n  color:var(--ch-ink);\n  font-size:19px;\n  line-height:1.25;\n  font-weight:900;\n  letter-spacing:.7px;\n  text-transform:uppercase;\n}\n\n.ch-card p{\n  margin:0 0 18px;\n  color:var(--ch-muted);\n  font-size:14px;\n  line-height:1.68;\n}\n\n.ch-card a{\n  color:var(--ch-green)!important;\n  font-size:11px;\n  line-height:1.35;\n  font-weight:900;\n  letter-spacing:1px;\n  text-transform:uppercase;\n}\n\n\/* COLLABORATION FRAMEWORK *\/\n.ch-framework{\n  padding:38px;\n  border-radius:24px;\n  background:#ffffff;\n  border:1px solid var(--ch-line);\n  box-shadow:0 30px 80px rgba(15,55,85,.10);\n}\n\n.ch-framework-grid{\n  display:grid;\n  grid-template-columns:repeat(3,minmax(0,1fr));\n  gap:20px;\n}\n\n.ch-framework-card{\n  padding:28px;\n  border-radius:18px;\n  background:#f7fbfd;\n  border:1px solid var(--ch-line);\n}\n\n.ch-framework-card strong{\n  display:block;\n  margin-bottom:12px;\n  color:var(--ch-cyan);\n  font-size:13px;\n  font-weight:900;\n  letter-spacing:1px;\n  text-transform:uppercase;\n}\n\n.ch-framework-card h3{\n  margin:0 0 12px;\n  color:var(--ch-ink);\n  font-size:20px;\n  font-weight:900;\n  text-transform:uppercase;\n}\n\n.ch-framework-card p{\n  margin:0;\n  color:var(--ch-muted);\n  font-size:14px;\n  line-height:1.65;\n}\n\n\/* PROCESS *\/\n.ch-process{\n  display:grid;\n  grid-template-columns:repeat(5,minmax(0,1fr));\n  gap:18px;\n}\n\n.ch-step{\n  position:relative;\n  min-height:250px;\n  padding:24px;\n  border-radius:18px;\n  background:#f7fbfd;\n  border:1px solid var(--ch-line);\n  overflow:hidden;\n}\n\n.ch-step::before{\n  content:\"\";\n  position:absolute;\n  left:0;\n  top:0;\n  width:100%;\n  height:4px;\n  background:linear-gradient(90deg,var(--ch-cyan),var(--ch-green));\n}\n\n.ch-step b{\n  width:48px;\n  height:48px;\n  margin-bottom:20px;\n  border-radius:999px;\n  background:#ffffff;\n  border:1px solid rgba(14,165,216,.25);\n  display:flex;\n  align-items:center;\n  justify-content:center;\n  color:var(--ch-cyan);\n  font-size:15px;\n  font-weight:900;\n}\n\n.ch-step h3{\n  margin:0 0 10px;\n  color:var(--ch-ink);\n  font-size:17px;\n  line-height:1.25;\n  font-weight:900;\n  text-transform:uppercase;\n}\n\n.ch-step p{\n  margin:0;\n  color:var(--ch-muted);\n  font-size:13px;\n  line-height:1.58;\n}\n\n\/* CTA *\/\n.ch-submit{\n  padding:36px;\n  border-radius:22px;\n  background:\n    radial-gradient(circle at 12% 18%,rgba(14,165,216,.12),transparent 30%),\n    radial-gradient(circle at 88% 82%,rgba(73,165,46,.12),transparent 30%),\n    linear-gradient(90deg,#eef9ff 0%,#f4fbef 100%);\n  border:1px solid rgba(14,165,216,.18);\n  display:grid;\n  grid-template-columns:1fr auto;\n  gap:28px;\n  align-items:center;\n}\n\n.ch-submit h2{\n  margin:14px 0 10px;\n  color:var(--ch-ink);\n  font-size:34px;\n  line-height:1.18;\n  font-weight:900;\n  letter-spacing:1px;\n  text-transform:uppercase;\n}\n\n.ch-submit h2 span{\n  color:var(--ch-green);\n}\n\n.ch-submit p{\n  margin:0;\n  max-width:900px;\n  color:var(--ch-muted);\n  font-size:16px;\n  line-height:1.7;\n}\n\n\/* FINAL *\/\n.ch-final{\n  background:#06111f;\n  color:#ffffff;\n  padding:72px 0;\n}\n\n.ch-final-box{\n  display:grid;\n  grid-template-columns:1fr auto;\n  gap:30px;\n  align-items:center;\n}\n\n.ch-final h2{\n  margin:0 0 14px;\n  color:#ffffff;\n  font-size:36px;\n  line-height:1.15;\n  font-weight:900;\n  letter-spacing:1px;\n  text-transform:uppercase;\n}\n\n.ch-final h2 span{\n  color:#6ed84e;\n}\n\n.ch-final p{\n  margin:0;\n  max-width:900px;\n  color:rgba(255,255,255,.72);\n  font-size:16px;\n  line-height:1.7;\n}\n\n.ch-final .ch-btn-outline{\n  background:transparent;\n  color:#ffffff!important;\n  border-color:rgba(255,255,255,.24);\n}\n\n.ch-final .ch-btn-outline:hover{\n  color:#6ed84e!important;\n  border-color:#6ed84e;\n}\n\n@media(max-width:1180px){\n  .ch-hero-layout{\n    grid-template-columns:1fr;\n  }\n\n  .ch-hero-copy{\n    max-width:920px;\n  }\n\n  .ch-hero-copy h1{\n    font-size:58px;\n  }\n\n  .ch-grid-3,\n  .ch-framework-grid{\n    grid-template-columns:repeat(2,minmax(0,1fr));\n  }\n\n  .ch-process{\n    grid-template-columns:repeat(2,minmax(0,1fr));\n  }\n\n  .ch-submit,\n  .ch-final-box{\n    grid-template-columns:1fr;\n  }\n}\n\n@media(max-width:760px){\n  .ch-inner{\n    padding-left:24px;\n    padding-right:24px;\n  }\n\n  .ch-section{\n    padding:72px 0;\n  }\n\n  .ch-hero{\n    min-height:auto;\n  }\n\n  .ch-hero::before{\n    display:none;\n  }\n\n  .ch-hero-layout{\n    padding:58px 0;\n    gap:34px;\n  }\n\n  .ch-hero-copy h1{\n    font-size:43px;\n  }\n\n  .ch-hero-copy p{\n    font-size:17px;\n  }\n\n  .ch-buttons,\n  .ch-btn{\n    width:100%;\n  }\n\n  .ch-hero-cards,\n  .ch-grid-3,\n  .ch-framework-grid,\n  .ch-process{\n    grid-template-columns:1fr;\n  }\n\n  .ch-heading h2{\n    font-size:31px;\n  }\n\n  .ch-framework,\n  .ch-submit{\n    padding:24px;\n  }\n\n  .ch-submit h2{\n    font-size:28px;\n  }\n\n  .ch-final{\n    padding:56px 0;\n  }\n\n  .ch-final h2{\n    font-size:28px;\n  }\n}\n<\/style>\n\n<section class=\"ch-hero\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-hero-layout\">\n\n      <div class=\"ch-hero-copy\">\n        <span class=\"ch-kicker\">S12 Open Scientific Collaboration<\/span>\n\n        <h1>\n          Open scientific\n          <span>challenges platform<\/span>\n        <\/h1>\n\n        <div class=\"ch-hero-line\"><\/div>\n\n        <p>\n          A global collaborative environment where researchers, engineers,\n          simulation designers and AI systems explore unresolved hydrogen,\n          plasma, infrastructure and regenerative civilization challenges.\n        <\/p>\n\n        <p class=\"ch-hero-strong\">\n          The objective is to transform complex scientific questions into structured missions,\n          simulations, technical reviews and future validation pathways.\n        <\/p>\n\n        <div class=\"ch-buttons\">\n          <a class=\"ch-btn ch-btn-primary\" href=\"\/register\/\">\n            Join Research Network\n          <\/a>\n\n          <a class=\"ch-btn ch-btn-outline\" href=\"\/simulation-scenario-database\/\">\n            Explore Challenges\n          <\/a>\n        <\/div>\n\n        <div class=\"ch-hero-note\">\n          <strong>Open research principle:<\/strong>\n          every challenge should define a clear problem, assumptions,\n          measurable targets and the next useful simulation or experiment.\n        <\/div>\n      <\/div>\n\n      <div class=\"ch-hero-visual\">\n        <div class=\"ch-image-panel\">\n          <img decoding=\"async\"\n            src=\"https:\/\/hydrogenorg.ch\/wp-content\/uploads\/2026\/06\/ECOSYSTEMMAP.png\"\n            alt=\"HydrogenOrg Open Scientific Challenges Ecosystem\"\n          >\n        <\/div>\n\n        <div class=\"ch-hero-cards\">\n          <div class=\"ch-mini-card\">\n            <span>Platform<\/span>\n            <strong>S12 Research<\/strong>\n            <em>Open missions<\/em>\n          <\/div>\n\n          <div class=\"ch-mini-card\">\n            <span>Method<\/span>\n            <strong>Simulation<\/strong>\n            <em>Visible assumptions<\/em>\n          <\/div>\n\n          <div class=\"ch-mini-card\">\n            <span>Outcome<\/span>\n            <strong>Validation<\/strong>\n            <em>Partner pathway<\/em>\n          <\/div>\n        <\/div>\n      <\/div>\n\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"ch-section ch-section-white\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-heading\">\n      <span class=\"ch-kicker\">Global scientific missions<\/span>\n      <h2>Open challenges for <span>regenerative civilization<\/span><\/h2>\n      <p>\n        HydrogenOrg organizes complex scientific questions into collaborative missions\n        that connect simulation, infrastructure design, AI governance,\n        energy systems and planetary-scale research.\n      <\/p>\n    <\/div>\n\n    <div class=\"ch-grid-3\">\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">\u26a1<\/div>\n        <h3>Plasma stability<\/h3>\n        <p>\n          Investigate plasma confinement stability, thermal buffering,\n          energy balance and reactor survivability concepts.\n        <\/p>\n        <a href=\"\/plasma-steam-reactor-framework\/\">Explore Mission<\/a>\n      <\/div>\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">H2O<\/div>\n        <h3>Water recovery efficiency<\/h3>\n        <p>\n          Improve regenerative water systems, purification pathways,\n          desalination and autonomous recycling models.\n        <\/p>\n        <a href=\"\/geothermal-desalination-engineering-system\/\">Open Challenge<\/a>\n      <\/div>\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">H2<\/div>\n        <h3>Hydrogen storage networks<\/h3>\n        <p>\n          Explore distributed hydrogen infrastructure resilience,\n          balancing, transport and emergency storage strategies.\n        <\/p>\n        <a href=\"\/hydrogen-infrastructure-networks\/\">View Systems<\/a>\n      <\/div>\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">G<\/div>\n        <h3>Geothermal integration<\/h3>\n        <p>\n          Investigate geothermal-first and hybrid geothermal-plasma\n          architectures for regenerative energy ecosystems.\n        <\/p>\n        <a href=\"\/advanced-geothermal-power-systems\/\">Analyze Models<\/a>\n      <\/div>\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">AI<\/div>\n        <h3>AI scientific governance<\/h3>\n        <p>\n          Explore how AI systems could support scientific coordination,\n          risk analysis and infrastructure decisions.\n        <\/p>\n        <a href=\"\/ai-scientific-governance\/\">Open Governance Layer<\/a>\n      <\/div>\n\n      <div class=\"ch-card\">\n        <div class=\"ch-icon\">\u2726<\/div>\n        <h3>Orbital resource systems<\/h3>\n        <p>\n          Design orbital hydrogen infrastructure, autonomous habitats\n          and future interplanetary logistics concepts.\n        <\/p>\n        <a href=\"\/orbital-space-hydrogen-systems\/\">Launch Orbital Research<\/a>\n      <\/div>\n\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"ch-section ch-section-soft\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-heading\">\n      <span class=\"ch-kicker\">Research categories<\/span>\n      <h2>Multi-domain collaboration <span>framework<\/span><\/h2>\n      <p>\n        Challenges are organized into interconnected domains so contributors\n        can identify where their experience, data or technical review may be useful.\n      <\/p>\n    <\/div>\n\n    <div class=\"ch-framework\">\n      <div class=\"ch-framework-grid\">\n\n        <div class=\"ch-framework-card\">\n          <strong>Domain 01<\/strong>\n          <h3>Infrastructure missions<\/h3>\n          <p>\n            Distributed energy, hydrogen storage, transport systems,\n            ports, logistics and resilience architecture.\n          <\/p>\n        <\/div>\n\n        <div class=\"ch-framework-card\">\n          <strong>Domain 02<\/strong>\n          <h3>Planetary systems<\/h3>\n          <p>\n            Regenerative ecosystems, atmospheric recovery,\n            thermal management, water loops and sustainability.\n          <\/p>\n        <\/div>\n\n        <div class=\"ch-framework-card\">\n          <strong>Domain 03<\/strong>\n          <h3>Orbital expansion<\/h3>\n          <p>\n            Autonomous habitats, plasma propulsion,\n            orbital hydrogen and extraterrestrial infrastructure.\n          <\/p>\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"ch-section ch-section-white\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-heading\">\n      <span class=\"ch-kicker\">Research workflow<\/span>\n      <h2>From scientific question to <span>validation pathway<\/span><\/h2>\n      <p>\n        Every useful challenge should move through a transparent sequence:\n        define the problem, expose assumptions, simulate alternatives,\n        invite expert review and identify the next experiment.\n      <\/p>\n    <\/div>\n\n    <div class=\"ch-process\">\n      <div class=\"ch-step\">\n        <b>01<\/b>\n        <h3>Define<\/h3>\n        <p>Describe the unresolved scientific or engineering problem clearly.<\/p>\n      <\/div>\n\n      <div class=\"ch-step\">\n        <b>02<\/b>\n        <h3>Model<\/h3>\n        <p>Establish assumptions, system boundaries, equations and scenarios.<\/p>\n      <\/div>\n\n      <div class=\"ch-step\">\n        <b>03<\/b>\n        <h3>Compare<\/h3>\n        <p>Evaluate alternative pathways, energy demands, risks and benefits.<\/p>\n      <\/div>\n\n      <div class=\"ch-step\">\n        <b>04<\/b>\n        <h3>Review<\/h3>\n        <p>Invite researchers, engineers and partners to challenge the model.<\/p>\n      <\/div>\n\n      <div class=\"ch-step\">\n        <b>05<\/b>\n        <h3>Validate<\/h3>\n        <p>Identify measurements, laboratory work or proof-of-concept requirements.<\/p>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"ch-section ch-section-soft\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-submit\">\n      <div>\n        <span class=\"ch-kicker\">Open participation<\/span>\n        <h2>Join the HydrogenOrg <span>research network<\/span><\/h2>\n        <p>\n          Researchers, engineers, simulation specialists, students,\n          laboratories and technical partners can contribute questions,\n          models, data, review and validation pathways.\n        <\/p>\n      <\/div>\n\n      <div class=\"ch-buttons\">\n        <a class=\"ch-btn ch-btn-primary\" href=\"\/register\/\">\n          Become a Contributor\n        <\/a>\n\n        <a class=\"ch-btn ch-btn-outline\" href=\"\/hydrogenorg-command-center\/\">\n          Open Command Center\n        <\/a>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"ch-final\">\n  <div class=\"ch-inner\">\n    <div class=\"ch-final-box\">\n      <div>\n        <h2>\n          Define the problem. Challenge the model.\n          <span>Build the validation path.<\/span>\n        <\/h2>\n\n        <p>\n          HydrogenOrg is built to connect open scientific curiosity\n          with structured simulation, technical review and future proof-of-concept work.\n        <\/p>\n      <\/div>\n\n      <div class=\"ch-buttons\">\n        <a class=\"ch-btn ch-btn-primary\" href=\"\/register\/\">\n          Join the Network\n        <\/a>\n\n        <a class=\"ch-btn ch-btn-outline\" href=\"\/research-partnerships\/\">\n          Partner Review\n        <\/a>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<\/div>\n\n\n<div class=\"h2-footer\">\r\n\r\n  <div class=\"h2-footer-inner\">\r\n\r\n    <div class=\"h2-footer-top\">\r\n\r\n      <!-- BRAND -->\r\n      <div class=\"h2-footer-brand\">\r\n\r\n        <h2 class=\"h2-footer-title\">\r\n          HYDROGEN<span>ORG.CH<\/span>\r\n        <\/h2>\r\n\r\n        <div class=\"h2-footer-sub\">\r\n          OPEN RESEARCH \u00b7 SIMULATION \u00b7 PARTNERSHIPS\r\n        <\/div>\r\n\r\n        <p>\r\n          HydrogenOrg is building the open research, simulation and partnership layer for regenerative infrastructure.\r\n          The goal is to organize serious contributors, technical partners and funders around clean water, low-cost energy,\r\n          resource recovery, open modelling and future pilot pathways.\r\n        <\/p>\r\n\r\n        <div class=\"h2-footer-actions\">\r\n          <a href=\"\/for-partners-funders\/\">Partners &amp; Funders<\/a>\r\n          <a href=\"\/join\/\">Join HydrogenOrg<\/a>\r\n        <\/div>\r\n\r\n      <\/div>\r\n\r\n      <!-- LINKS GRID -->\r\n      <div class=\"h2-footer-links\">\r\n\r\n        <div class=\"h2-footer-col\">\r\n          <h4>Research Systems<\/h4>\r\n          <a href=\"\/geothermal-desalination-engineering-system\/\">Desalination Engineering<\/a>\r\n          <a href=\"\/geothermal-plasma-desalination-systems\/\">Plasma Desalination<\/a>\r\n          <a href=\"\/plasma-steam-reactor-framework\/\">Plasma Energy<\/a>\r\n          <a href=\"\/advanced-geothermal-power-systems\/\">Geothermal<\/a>\r\n          <a href=\"\/atmospheric-regeneration-systems\/\">Atmosphere<\/a>\r\n          <a href=\"\/hydrogen-infrastructure-networks\/\">Infrastructure<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"h2-footer-col\">\r\n          <h4>Simulation Layer<\/h4>\r\n          <a href=\"\/open-simulation-infrastructure\/\">Open Simulation<\/a>\r\n          <a href=\"\/simulation-scenario-database\/\">Scenario Database<\/a>\r\n          <a href=\"\/hydrogen-infrastructure-simulator\/\">Infrastructure Simulator<\/a>\r\n          <a href=\"\/open-scientific-challenges-platform\/\">Challenges<\/a>\r\n          <a href=\"\/ai-scientific-governance\/\">AI Governance<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"h2-footer-col\">\r\n          <h4>Build With Us<\/h4>\r\n          <a href=\"\/for-partners-funders\/\">For Partners &amp; Funders<\/a>\r\n          <a href=\"\/join\/\">Join<\/a>\r\n          <a href=\"\/membership-support\/\">Membership<\/a>\r\n          <a href=\"\/sponsor-a-challenge\/\">Sponsor<\/a>\r\n          <a href=\"\/research-partnerships\/\">Research Partnerships<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"h2-footer-col\">\r\n          <h4>Organization<\/h4>\r\n          <a href=\"\/community\/\">Community<\/a>\r\n          <a href=\"\/vision-roadmap\/\">Vision<\/a>\r\n          <a href=\"\/governance-framework\/\">Governance<\/a>\r\n          <a href=\"\/about-hydrogenorg-governance\/\">HydrogenOrg Governance<\/a>\r\n          <a href=\"\/contact\/\">Contact<\/a>\r\n        <\/div>\r\n\r\n        <div class=\"h2-footer-col\">\r\n          <h4>Legal<\/h4>\r\n          <a href=\"\/privacy-policy\/\">Privacy Policy<\/a>\r\n          <a href=\"\/terms-of-use\/\">Terms of Use<\/a>\r\n          <a href=\"\/intellectual-property\/\">Intellectual Property<\/a>\r\n        <\/div>\r\n\r\n      <\/div>\r\n\r\n    <\/div>\r\n\r\n    <!-- STRATEGIC STATEMENT -->\r\n    <div class=\"h2-footer-statement\">\r\n      <strong>HydrogenOrg is the open research layer.<\/strong>\r\n      <span>Future companies and pilot vehicles are the deployment layer.<\/span>\r\n    <\/div>\r\n\r\n    <!-- BOTTOM -->\r\n    <div class=\"h2-footer-bottom\">\r\n\r\n      <div>\r\n        \u00a9 2026 HydrogenOrg. All rights reserved.\r\n      <\/div>\r\n\r\n      <div class=\"h2-footer-tags\">\r\n        <span>Open Research<\/span>\r\n        <span>Simulation<\/span>\r\n        <span>Validation<\/span>\r\n        <span>Partners<\/span>\r\n        <span>Funding<\/span>\r\n        <span>Pilot Pathways<\/span>\r\n      <\/div>\r\n\r\n    <\/div>\r\n\r\n  <\/div>\r\n\r\n<\/div>\r\n\r\n<style>\r\n.h2-footer{\r\n  width:100vw!important;\r\n  max-width:100vw!important;\r\n  margin-left:calc(50% - 50vw)!important;\r\n  margin-right:calc(50% - 50vw)!important;\r\n  background:#020817!important;\r\n  color:#ffffff!important;\r\n  overflow:visible!important;\r\n  font-family:Arial,Helvetica,sans-serif!important;\r\n}\r\n\r\n.h2-footer *{\r\n  box-sizing:border-box!important;\r\n}\r\n\r\n.h2-footer a{\r\n  text-decoration:none!important;\r\n}\r\n\r\n.h2-footer-inner{\r\n  width:100%!important;\r\n  max-width:1480px!important;\r\n  margin:0 auto!important;\r\n  padding:76px 48px 40px!important;\r\n  overflow:visible!important;\r\n}\r\n\r\n.h2-footer-top{\r\n  display:grid!important;\r\n  grid-template-columns:1.05fr 1.95fr!important;\r\n  gap:70px!important;\r\n  align-items:start!important;\r\n}\r\n\r\n.h2-footer-brand{\r\n  min-width:0!important;\r\n}\r\n\r\n.h2-footer-title{\r\n  margin:0!important;\r\n  color:#ffffff!important;\r\n  font-size:31px!important;\r\n  line-height:1!important;\r\n  font-weight:900!important;\r\n  letter-spacing:1.6px!important;\r\n  text-transform:uppercase!important;\r\n}\r\n\r\n.h2-footer-title span{\r\n  color:#62c945!important;\r\n}\r\n\r\n.h2-footer-sub{\r\n  margin-top:13px!important;\r\n  color:#19c7ff!important;\r\n  font-size:11px!important;\r\n  line-height:1.4!important;\r\n  font-weight:900!important;\r\n  letter-spacing:2.7px!important;\r\n  text-transform:uppercase!important;\r\n}\r\n\r\n.h2-footer-brand p{\r\n  max-width:470px!important;\r\n  margin:26px 0 0!important;\r\n  color:rgba(255,255,255,.68)!important;\r\n  font-size:14px!important;\r\n  line-height:1.75!important;\r\n}\r\n\r\n.h2-footer-actions{\r\n  margin-top:28px!important;\r\n  display:flex!important;\r\n  gap:12px!important;\r\n  flex-wrap:wrap!important;\r\n}\r\n\r\n.h2-footer-actions a{\r\n  min-height:42px!important;\r\n  display:inline-flex!important;\r\n  align-items:center!important;\r\n  justify-content:center!important;\r\n  padding:0 18px!important;\r\n  border-radius:5px!important;\r\n  border:1px solid rgba(25,199,255,.45)!important;\r\n  color:#19c7ff!important;\r\n  background:rgba(255,255,255,.04)!important;\r\n  font-size:11px!important;\r\n  line-height:1!important;\r\n  font-weight:900!important;\r\n  letter-spacing:1px!important;\r\n  text-transform:uppercase!important;\r\n}\r\n\r\n.h2-footer-actions a:first-child{\r\n  border-color:#059fd8!important;\r\n  background:linear-gradient(90deg,#059fd8,#45d8ff)!important;\r\n  color:#021014!important;\r\n}\r\n\r\n.h2-footer-links{\r\n  display:grid!important;\r\n  grid-template-columns:repeat(5,minmax(120px,1fr))!important;\r\n  gap:30px!important;\r\n  overflow:visible!important;\r\n}\r\n\r\n.h2-footer-col{\r\n  min-width:0!important;\r\n}\r\n\r\n.h2-footer-col h4{\r\n  margin:0 0 18px!important;\r\n  color:#ffffff!important;\r\n  font-size:12px!important;\r\n  line-height:1!important;\r\n  font-weight:900!important;\r\n  letter-spacing:1.4px!important;\r\n  text-transform:uppercase!important;\r\n  white-space:nowrap!important;\r\n}\r\n\r\n.h2-footer-col h4::after{\r\n  content:\"\"!important;\r\n  display:block!important;\r\n  width:34px!important;\r\n  height:2px!important;\r\n  margin-top:12px!important;\r\n  background:linear-gradient(90deg,#19c7ff,#62c945,#f36b19)!important;\r\n}\r\n\r\n.h2-footer-col a{\r\n  display:block!important;\r\n  margin:0 0 12px!important;\r\n  color:rgba(255,255,255,.64)!important;\r\n  font-size:13px!important;\r\n  line-height:1.45!important;\r\n  font-weight:700!important;\r\n  white-space:normal!important;\r\n  transition:color .18s ease!important;\r\n}\r\n\r\n.h2-footer-col a:hover{\r\n  color:#62c945!important;\r\n}\r\n\r\n.h2-footer-statement{\r\n  margin-top:58px!important;\r\n  padding:26px 28px!important;\r\n  border:1px solid rgba(25,199,255,.18)!important;\r\n  border-radius:14px!important;\r\n  background:\r\n    radial-gradient(circle at 10% 30%,rgba(25,199,255,.10),transparent 32%),\r\n    linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.025))!important;\r\n}\r\n\r\n.h2-footer-statement strong{\r\n  display:block!important;\r\n  color:#ffffff!important;\r\n  font-size:19px!important;\r\n  line-height:1.35!important;\r\n  font-weight:900!important;\r\n  letter-spacing:1px!important;\r\n  text-transform:uppercase!important;\r\n}\r\n\r\n.h2-footer-statement span{\r\n  display:block!important;\r\n  margin-top:8px!important;\r\n  color:rgba(255,255,255,.70)!important;\r\n  font-size:14px!important;\r\n  line-height:1.6!important;\r\n}\r\n\r\n.h2-footer-bottom{\r\n  display:flex!important;\r\n  justify-content:space-between!important;\r\n  align-items:center!important;\r\n  gap:30px!important;\r\n  margin-top:42px!important;\r\n  padding-top:28px!important;\r\n  border-top:1px solid rgba(255,255,255,.12)!important;\r\n  color:rgba(255,255,255,.55)!important;\r\n  font-size:13px!important;\r\n  line-height:1.5!important;\r\n}\r\n\r\n.h2-footer-tags{\r\n  display:flex!important;\r\n  align-items:center!important;\r\n  justify-content:flex-end!important;\r\n  gap:8px!important;\r\n  flex-wrap:wrap!important;\r\n}\r\n\r\n.h2-footer-tags span{\r\n  display:inline-flex!important;\r\n  align-items:center!important;\r\n  min-height:28px!important;\r\n  padding:0 10px!important;\r\n  border-radius:999px!important;\r\n  border:1px solid rgba(255,255,255,.10)!important;\r\n  color:rgba(255,255,255,.62)!important;\r\n  background:rgba(255,255,255,.035)!important;\r\n  font-size:10px!important;\r\n  line-height:1!important;\r\n  font-weight:900!important;\r\n  letter-spacing:.8px!important;\r\n  text-transform:uppercase!important;\r\n}\r\n\r\n@media(max-width:1200px){\r\n  .h2-footer-top{\r\n    grid-template-columns:1fr!important;\r\n    gap:50px!important;\r\n  }\r\n\r\n  .h2-footer-brand p{\r\n    max-width:760px!important;\r\n  }\r\n\r\n  .h2-footer-links{\r\n    grid-template-columns:repeat(3,minmax(150px,1fr))!important;\r\n  }\r\n}\r\n\r\n@media(max-width:800px){\r\n  .h2-footer-inner{\r\n    padding:62px 30px 36px!important;\r\n  }\r\n\r\n  .h2-footer-links{\r\n    grid-template-columns:repeat(2,1fr)!important;\r\n    gap:30px 24px!important;\r\n  }\r\n\r\n  .h2-footer-bottom{\r\n    flex-direction:column!important;\r\n    align-items:flex-start!important;\r\n  }\r\n\r\n  .h2-footer-tags{\r\n    justify-content:flex-start!important;\r\n  }\r\n}\r\n\r\n@media(max-width:520px){\r\n  .h2-footer-inner{\r\n    padding:55px 22px 34px!important;\r\n  }\r\n\r\n  .h2-footer-title{\r\n    font-size:25px!important;\r\n  }\r\n\r\n  .h2-footer-sub{\r\n    font-size:10px!important;\r\n    letter-spacing:2px!important;\r\n  }\r\n\r\n  .h2-footer-actions a{\r\n    width:100%!important;\r\n  }\r\n\r\n  .h2-footer-links{\r\n    grid-template-columns:1fr!important;\r\n  }\r\n\r\n  .h2-footer-statement{\r\n    padding:22px!important;\r\n  }\r\n}\r\n<\/style>","protected":false},"excerpt":{"rendered":"<p>S12 Open Scientific Collaboration Open scientific challenges platform A global collaborative environment where researchers, engineers, simulation designers and AI systems explore unresolved hydrogen, plasma, infrastructure and regenerative civilization challenges. The objective is to transform complex scientific questions into structured missions, simulations, technical reviews and future validation pathways. Join Research Network Explore Challenges Open research principle: &hellip; <a href=\"https:\/\/hydrogenorg.ch\/en\/open-scientific-challenges-platform\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Open Scientific Challenges Platform&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-340","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/pages\/340","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/comments?post=340"}],"version-history":[{"count":4,"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/pages\/340\/revisions"}],"predecessor-version":[{"id":1036,"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/pages\/340\/revisions\/1036"}],"wp:attachment":[{"href":"https:\/\/hydrogenorg.ch\/en\/wp-json\/wp\/v2\/media?parent=340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}