diff --git a/README.md b/README.md
index 29daf8dd..165d2625 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,7 @@ for sponsor in tomllib.loads(pathlib.Path("pyproject.toml").read_text())["tool"]
 <a href="https://www.variomedia.de/"><img title="Variomedia AG" src="docs/_static/sponsors/Variomedia.svg" width="190" /></a>
 <a href="https://tidelift.com/?utm_source=lifter&utm_medium=referral&utm_campaign=hynek"><img title="Tidelift" src="docs/_static/sponsors/Tidelift.svg" width="190" /></a>
 <a href="https://klaviyo.com/"><img title="Klaviyo" src="docs/_static/sponsors/Klaviyo.svg" width="190" /></a>
+<a href="https://www.emsys-renewables.com/"><img title="emsys renewables" src="docs/_static/sponsors/emsys-renewables.svg" width="190" /></a>
 <a href="https://filepreviews.io/"><img title="FilePreviews" src="docs/_static/sponsors/FilePreviews.svg" width="190" /></a>
 <a href="https://polar.sh/"><img title="Polar" src="docs/_static/sponsors/Polar.svg" width="190" /></a>
 <!-- [[[end]]] -->
diff --git a/docs/_static/sponsors/emsys-renewables.svg b/docs/_static/sponsors/emsys-renewables.svg
new file mode 100644
index 00000000..d5738cec
--- /dev/null
+++ b/docs/_static/sponsors/emsys-renewables.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="1900" height="630"><path fill="#fff" fill-rule="evenodd" d="M0 630h1900V0H0Z"/><path fill="#e77500" d="M410.296 130.475c-.646-17.37-4.098-29.68-10.372-36.915-6.271-7.231-16.158-10.853-29.671-10.853q-19.304.002-31.604 12.302t-16.164 35.466Zm57.898 117.722c-5.47 2.892-10.219 5.306-14.237 7.236a945 945 0 0 0-9.89 4.824c-23.799 10.613-48.402 15.927-73.814 15.927-16.724 0-31.765-2.66-45.108-7.966-13.36-5.306-24.775-12.861-34.255-22.675-9.497-9.806-16.733-21.627-21.722-35.464-4.986-13.824-7.468-29.261-7.468-46.32 0-17.686 2.807-34.17 8.438-49.451 5.627-15.273 13.508-28.468 23.644-39.561 10.13-11.099 22.022-19.781 35.707-26.055 13.665-6.277 28.539-9.409 44.627-9.409 13.824 0 26.53 2.496 38.118 7.476 11.57 4.995 21.465 11.993 29.671 20.992 8.198 9.004 14.627 19.866 19.296 32.563 4.656 12.715 6.993 26.624 6.993 41.735v24.611H319.6c.637 9.333 1.443 16.484 2.405 21.465a46.1 46.1 0 0 0 5.303 14.233c4.825 8.371 11.744 14.957 20.752 19.781 9.004 4.825 18.818 7.239 29.43 7.239q6.759 0 13.263-.722c4.344-.48 8.767-1.522 13.276-3.135 6.754-1.93 13.031-4.344 18.815-7.236 5.787-2.894 13.824-7.556 24.127-13.994Zm319.399 21.71V125.65c0-14.15-1.377-24.048-4.1-29.68-2.746-5.617-7.484-8.438-14.236-8.438-8.048 0-18.502 5.476-31.368 16.405-4.18 3.546-8.512 7.563-13.018 12.063-4.514 4.505-10.461 10.938-17.85 19.3v134.608h-57.905V125.65c0-14.15-1.37-24.048-4.1-29.68-2.732-5.617-7.643-8.438-14.714-8.438-6.114 0-13.51 3.133-22.197 9.41-8.679 6.267-19.299 16.163-31.84 29.67l-7.719 8.198v135.098h-57.899V45.557h57.9v37.15c13.507-14.795 26.214-25.406 38.11-31.845 11.902-6.429 25.094-9.65 39.568-9.65 33.767 0 53.392 14.64 58.861 43.906 24.443-29.266 50.972-43.905 79.61-43.905 40.524 0 60.794 21.233 60.794 63.686v165.009Zm270.18-162.114c-6.44-4.173-11.583-7.394-15.445-9.65a114 114 0 0 0-25.565-11.333c-9.02-2.73-17.698-4.103-26.051-4.103q-16.896 0-26.783 5.787-9.898 5.796-9.896 15.443c0 5.15 2.094 9.488 6.281 13.025 4.18 3.543 11.41 7.08 21.712 10.612 6.1 2.256 12.62 4.754 19.538 7.485a384 384 0 0 1 19.777 8.439c6.274 2.894 11.903 5.631 16.887 8.201 4.991 2.58 8.759 4.825 11.345 6.755 7.063 5.15 12.7 12.233 16.88 21.232 4.18 9.004 6.273 18.499 6.273 28.468q-.002 15.437-6.513 27.979c-4.346 8.37-10.374 15.522-18.09 21.473q-11.585 8.935-28.223 13.753c-11.099 3.212-23.4 4.825-36.918 4.825-10.932 0-23.16-1.452-36.664-4.344-5.143-.97-9.816-2.01-13.989-3.136a109 109 0 0 1-12.308-4.103 336 336 0 0 1-13.026-5.546c-4.658-2.095-10.055-4.746-16.162-7.966l18.336-46.798c5.788 3.544 10.765 6.515 14.952 8.93 4.18 2.41 8.042 4.504 11.584 6.267a110 110 0 0 0 10.374 4.584c3.376 1.288 7.15 2.581 11.338 3.863 8.686 2.892 17.046 4.344 25.087 4.344 11.258 0 19.937-1.693 26.058-5.074 6.1-3.373 9.157-8.113 9.157-14.225 0-9.97-7.556-17.857-22.675-23.644l-38.59-14.956c-19.952-7.72-34.579-16.888-43.902-27.506-9.338-10.612-13.996-23.474-13.996-38.594 0-10.617 2.166-20.182 6.512-28.709 4.34-8.518 10.534-15.923 18.575-22.191q12.051-9.415 28.949-14.475c11.25-3.381 23.645-5.065 37.15-5.065 10.62 0 22.993 1.443 37.149 4.335q7.716 1.456 13.75 3.141a160 160 0 0 1 11.337 3.617c3.535 1.288 7.157 2.892 10.86 4.824q5.54 2.896 13.264 7.237Zm166.934 150.053c-2.898 8.043-5.636 15.273-8.201 21.711-2.586 6.433-5.238 12.545-7.969 18.337-2.731 5.788-5.716 11.654-8.925 17.61-3.216 5.95-6.918 12.302-11.091 19.06a1513 1513 0 0 1-9.41 15.196 341 341 0 0 1-8.448 12.783 286 286 0 0 1-9.403 12.785 2530 2530 0 0 1-12.301 15.683l-47.292-30.88c5.144-5.787 9.65-10.781 13.511-14.955 3.869-4.182 7.317-8.2 10.374-12.064a274 274 0 0 0 8.686-11.58c2.731-3.857 5.702-8.2 8.933-13.025a3648 3648 0 0 0 9.65-15.924q4.322-7.237 8.2-15.437c2.564-5.476 5.144-11.497 7.715-18.091 2.58-6.593 5.463-14.396 8.686-23.403l-82.5-190.095h62.723l39.562 99.873 5.788 27.017 6.267-27.017 33.773-99.873h56.934Zm257.64-150.053c-6.44-4.173-11.584-7.394-15.445-9.65-8.034-4.824-16.568-8.596-25.565-11.333-9.013-2.73-17.691-4.103-26.051-4.103-11.258 0-20.19 1.93-26.783 5.787q-9.889 5.796-9.889 15.443c0 5.15 2.094 9.488 6.274 13.025 4.18 3.543 11.41 7.08 21.711 10.612a945 945 0 0 1 19.539 7.485 384 384 0 0 1 19.784 8.439c6.267 2.894 11.896 5.631 16.887 8.201 4.984 2.58 8.759 4.825 11.337 6.755 7.071 5.15 12.7 12.233 16.88 21.232 4.18 9.004 6.281 18.499 6.281 28.468q0 15.438-6.52 27.979c-4.34 8.37-10.374 15.522-18.09 21.473-7.715 5.957-17.125 10.541-28.216 13.753-11.106 3.212-23.407 4.825-36.918 4.825-10.94 0-23.16-1.452-36.671-4.344-5.144-.97-9.81-2.01-13.982-3.136a109 109 0 0 1-12.315-4.103 336 336 0 0 1-13.019-5.546c-4.665-2.095-10.055-4.746-16.17-7.966l18.336-46.798c5.789 3.544 10.773 6.515 14.96 8.93 4.173 2.41 8.034 4.504 11.577 6.267a111 111 0 0 0 10.374 4.584c3.376 1.288 7.15 2.581 11.344 3.863 8.687 2.892 17.04 4.344 25.08 4.344 11.259 0 19.937-1.693 26.059-5.074q9.162-5.058 9.164-14.225c0-9.97-7.556-17.857-22.675-23.644l-38.59-14.956c-19.952-7.72-34.586-16.888-43.91-27.506-9.338-10.612-13.988-23.474-13.988-38.594 0-10.617 2.158-20.182 6.505-28.709 4.347-8.518 10.533-15.923 18.575-22.191 8.041-6.277 17.69-11.102 28.956-14.475 11.243-3.381 23.638-5.065 37.142-5.065 10.62 0 22.994 1.443 37.15 4.335q7.715 1.456 13.756 3.141c3.82 1.064 7.6 2.27 11.33 3.617 3.543 1.288 7.165 2.892 10.86 4.824q5.54 2.896 13.265 7.237Z"/><path d="m261.191 404.113-1.21 9.55h780.236l1.509-9.55Zm990.056 0-1.502 9.55h247.696l1.516-9.55Z"/><path fill="#050301" d="M304.272 541.198c-.974-2.827-2.297-5.283-3.996-7.336a18.04 18.04 0 0 0-6.085-4.842c-2.359-1.154-4.936-1.74-7.728-1.74-2.985 0-5.652.757-7.992 2.288a17 17 0 0 0-2.288 1.893c-.736.733-1.662 1.87-2.792 3.391v-6.275h-11.97v69.62h11.97v-25.132q1.692 1.493 2.843 2.042c.763.374 1.853.682 3.242.949 1.208.202 2.42.295 3.693.295 3.188 0 6.15-.66 8.88-1.989 2.726-1.325 5.099-3.164 7.132-5.49 2.022-2.321 3.625-5.068 4.79-8.227 1.158-3.159 1.733-6.57 1.733-10.221 0-3.322-.469-6.403-1.432-9.225m-11.926 16.099c-.598 1.873-1.399 3.501-2.387 4.892-1.005 1.404-2.204 2.498-3.602 3.293a8.8 8.8 0 0 1-4.485 1.2c-1.005 0-2.03-.133-3.097-.394-1.053-.272-1.994-.604-2.803-1.003-.989-.533-1.67-1.187-2.036-1.946-.356-.757-.545-1.97-.545-3.65v-15.45c2.848-4.858 6.282-7.287 10.284-7.287 2.788 0 5.082 1.334 6.88 3.993 1.791 2.662 2.695 6.088 2.695 10.278 0 2.19-.295 4.22-.904 6.074m60.955 9.281c-.8-.065-1.445-.169-1.951-.352-.492-.163-.866-.43-1.096-.786-.23-.379-.4-.87-.496-1.502-.093-.634-.155-1.477-.155-2.555v-19.348c0-5.12-1.286-8.854-3.833-11.213-2.57-2.372-6.64-3.544-12.224-3.544-6.312 0-11.19 1.11-14.607 3.342q-5.146 3.333-5.147 9.53c0 .66.036 1.183.098 1.54.07.364.238.918.505 1.642l11.367-2.485c-.12-.343-.21-.567-.241-.696a1.7 1.7 0 0 1-.053-.503c0-1.123.623-2.115 1.893-2.957 1.258-.822 2.794-1.227 4.58-1.227 3.804 0 5.691 2.429 5.691 7.273v3.903l-13.161 3.783c-3.384.988-5.906 2.125-7.534 3.383-1.635 1.273-2.842 2.962-3.637 5.092a14.5 14.5 0 0 0-.791 4.695c0 3.72 1.24 6.739 3.734 9.07 2.491 2.33 5.735 3.495 9.721 3.495 2.326 0 4.522-.44 6.585-1.355 2.05-.891 4.19-2.337 6.375-4.322.547.982 1.076 1.816 1.6 2.485a6.15 6.15 0 0 0 1.952 1.598c.772.393 1.643.654 2.64.794q1.495.198 3.79.197h2.495Zm-15.669-3.188q-.929.717-1.887 1.396a12 12 0 0 1-1.202.696c-1.657.939-3.285 1.404-4.886 1.404-1.538 0-2.704-.415-3.547-1.249-.834-.837-1.24-2.008-1.24-3.547 0-.595.061-1.171.19-1.699.138-.524.371-1.263.702-2.181l11.87-3.904Zm64.755-34.814h-12.483l-10.361 30.712-.304 2.008-.305-2.008-9.38-30.712h-12.462l15.557 46.381h11.87Zm18.655 0H409.16v46.381h11.88Zm-1.16-22.395c-1.292-1.573-2.873-2.345-4.732-2.345-1.868 0-3.469.772-4.788 2.345-1.326 1.558-2.003 3.473-2.003 5.729 0 2.26.677 4.177 2.002 5.742 1.32 1.558 2.921 2.336 4.789 2.336 1.859 0 3.44-.778 4.731-2.336 1.297-1.565 1.951-3.483 1.951-5.743 0-2.255-.654-4.17-1.95-5.728m55.212 68.776v-34.11c0-8.79-4.181-13.17-12.563-13.17-3 0-5.715.668-8.188 2.002-2.45 1.32-5.08 3.522-7.878 6.585v-7.688h-11.968v46.381h11.968v-27.924l1.596-1.707c2.605-2.786 4.788-4.836 6.593-6.136 1.797-1.291 3.31-1.946 4.583-1.946 1.468 0 2.485.599 3.046 1.758.554 1.171.843 3.206.843 6.127v29.828Zm56.563-37.41v-8.971l-9.37.603h-6.883c-2.182-.736-3.951-1.241-5.242-1.502-1.292-.267-2.781-.399-4.437-.399-6.187 0-11.036 1.579-14.566 4.732q-5.288 4.747-5.288 13.119c0 4.319 1.37 8.116 4.086 11.381a12.2 12.2 0 0 0 1.651 1.7 81 81 0 0 0 2.449 1.88l-2.606 1.804c-2.384 1.665-4.05 3.083-4.976 4.29-.927 1.191-1.395 2.457-1.395 3.791 0 1.396.491 2.575 1.493 3.53.997.969 2.668 1.896 4.99 2.752-2.729 2.322-4.653 4.338-5.734 6.046-1.1 1.685-1.643 3.426-1.643 5.223 0 1.732.45 3.305 1.385 4.743.932 1.42 2.224 2.648 3.894 3.686 1.666 1.04 3.656 1.82 5.982 2.401 2.33.563 4.92.851 7.787.851 3.867 0 7.433-.505 10.718-1.502 3.291-1.005 6.116-2.38 8.48-4.142 2.374-1.755 4.213-3.855 5.541-6.29 1.34-2.423 1.991-5.105 1.991-8.026 0-7.447-4.457-11.176-13.364-11.176h-16.267c-1.123 0-1.924-.075-2.386-.247-.464-.165-.703-.51-.703-1.044q.001-1.601 4.587-4.99a19 19 0 0 0 1.802.253q.795.051 1.591.047c3.056 0 5.836-.421 8.335-1.244 2.485-.833 4.639-2.035 6.43-3.594a15.8 15.8 0 0 0 4.134-5.586c.977-2.162 1.463-4.565 1.463-7.233 0-1.531-.154-2.772-.458-3.74-.294-.964-.85-2.009-1.642-3.146ZM515.3 586.235c-1.395 1.129-3.01 2.008-4.83 2.64-1.839.637-3.636.954-5.433.954-2.809 0-5.13-.5-7.001-1.51-1.845-.991-2.791-2.21-2.791-3.687 0-.587.202-1.354.609-2.286.393-.941.927-1.941 1.6-2.99l.983-1.601h14.471c3.922 0 5.88.96 5.88 2.89 0 1.926-1.157 3.793-3.488 5.59m-4.128-35.62c-1.502 1.668-3.327 2.499-5.447 2.499q-3.191.002-5.434-2.5-2.255-2.487-2.255-5.98c0-2.39.739-4.46 2.207-6.179 1.452-1.74 3.264-2.597 5.392-2.597 2.12 0 3.945.834 5.481 2.533 1.525 1.713 2.297 3.749 2.297 6.144 0 2.384-.761 4.42-2.24 6.08m77.151 19.867-3.79-8.691c-1.657 1.137-2.958 1.895-3.89 2.302-.94.393-1.763.595-2.499.595-.926 0-1.567-.463-1.895-1.404-.323-.926-.496-2.681-.496-5.279V537.36h10.085v-8.783h-10.085v-13.878h-11.262v13.878l-6.888 1.193v7.59h6.888v28.825c0 6.717 3.02 10.073 9.076 10.073 1.651 0 3.431-.286 5.321-.843 1.91-.561 3.861-1.493 5.841-2.751Zm47.48 4.476v-34.11c0-8.79-4.184-13.17-12.561-13.17-3 0-5.714.668-8.185 2.002-2.463 1.32-5.092 3.522-7.883 6.585v-34.02H595.21v72.713h11.965v-27.924l1.598-1.707c2.592-2.786 4.787-4.836 6.585-6.136 1.792-1.291 3.328-1.946 4.586-1.946 1.465 0 2.49.599 3.047 1.758.553 1.171.842 3.206.842 6.127v29.828Zm47.294-13.574c-2.135 1.348-3.797 2.302-4.999 2.906a21.3 21.3 0 0 1-3.889 1.488c-.883.327-1.802.546-2.738.651q-1.365.15-2.738.15c-2.204 0-4.232-.5-6.085-1.489-1.876-.997-3.3-2.358-4.299-4.086a9.9 9.9 0 0 1-1.092-2.957c-.206-1.033-.374-2.513-.5-4.428h30.726v-5.09c0-3.132-.489-6.01-1.452-8.636-.955-2.62-2.289-4.867-3.988-6.73s-3.749-3.309-6.135-4.34c-2.401-1.024-5.018-1.543-7.877-1.543-3.328 0-6.408.645-9.239 1.943a22.75 22.75 0 0 0-7.371 5.383c-2.098 2.297-3.735 5.02-4.9 8.18-1.165 3.173-1.741 6.57-1.741 10.22 0 3.53.511 6.732 1.55 9.59 1.025 2.86 2.522 5.294 4.493 7.316 1.975 2.03 4.319 3.594 7.085 4.703 2.76 1.104 5.854 1.643 9.328 1.643 5.246 0 10.329-1.1 15.257-3.291.533-.267 1.207-.604 2.044-1.005.834-.385 1.817-.89 2.946-1.48Zm-25.75-15.257q.8-4.79 3.355-7.329c1.685-1.7 3.875-2.533 6.535-2.533 2.793 0 4.83.742 6.13 2.233 1.291 1.494 2.015 4.043 2.148 7.63Zm125.803-17.55h-11.88l-8.873 32.615-.197 1.404v-1.404l-7.988-32.615H742.25l1.395 5.391-7.686 27.329-.099 1.3-.098-1.3-8.579-32.72H714.62l14.765 46.381h11.967l7.582-26.828 7.582 26.828h11.864Zm45.195 38.001c-.805-.064-1.455-.168-1.952-.35-.491-.164-.856-.43-1.109-.787-.225-.379-.393-.87-.491-1.502-.098-.634-.15-1.477-.15-2.555v-19.348c0-5.12-1.274-8.854-3.843-11.213-2.556-2.372-6.627-3.544-12.218-3.544-6.324 0-11.196 1.11-14.608 3.342-3.426 2.223-5.144 5.397-5.144 9.53 0 .66.033 1.183.104 1.54.056.364.233.918.5 1.642l11.37-2.485a7 7 0 0 1-.245-.696c-.042-.138-.042-.3-.042-.503 0-1.123.618-2.115 1.881-2.957 1.264-.822 2.794-1.227 4.597-1.227 3.785 0 5.672 2.429 5.672 7.273v3.903l-13.16 3.783c-3.39.988-5.912 2.125-7.532 3.383-1.624 1.273-2.845 2.962-3.64 5.092q-.8 2.4-.8 4.695c0 3.72 1.244 6.739 3.735 9.07 2.502 2.33 5.745 3.495 9.738 3.495 2.331 0 4.516-.44 6.586-1.355 2.049-.891 4.183-2.337 6.374-4.322.525.982 1.067 1.816 1.6 2.485a6.15 6.15 0 0 0 1.938 1.598c.764.393 1.656.654 2.645.794 1 .133 2.263.197 3.799.197h2.49Zm-15.678-3.187a47 47 0 0 1-1.887 1.396q-.58.385-1.202.696c-1.662.939-3.29 1.404-4.886 1.404-1.53 0-2.715-.415-3.543-1.249-.823-.837-1.25-2.008-1.25-3.547 0-.595.085-1.171.21-1.699.141-.524.357-1.263.694-2.181l11.864-3.904Zm61.554-34.814H862.45l-6.978 20.648-1.292 5.587-1.202-5.587-8.182-20.648h-12.968l17.06 39.293c-.67 1.873-1.256 3.482-1.798 4.842a65 65 0 0 1-1.587 3.743 34 34 0 0 1-1.703 3.187 200 200 0 0 1-1.998 3.293q-.904 1.364-1.845 2.702a59 59 0 0 1-1.782 2.387q-1.035 1.292-2.163 2.505a151 151 0 0 0-2.78 3.083l9.772 6.388c.997-1.263 1.84-2.344 2.542-3.243a49 49 0 0 0 1.946-2.645q.895-1.305 1.747-2.64c.555-.899 1.207-1.946 1.937-3.154a72 72 0 0 0 2.297-3.925q.975-1.8 1.859-3.648a90 90 0 0 0 1.642-3.785c.52-1.34 1.101-2.828 1.686-4.493Zm69.331-23.855a94 94 0 0 0-2.934-1.292c-.834-.331-1.62-.624-2.35-.89q-1.08-.392-2.2-.654a34 34 0 0 0-2.392-.442 77 77 0 0 0-2.934-.353 28 28 0 0 0-2.752-.151c-6.453 0-11.415 1.894-14.91 5.7-3.497 3.776-5.238 9.095-5.238 15.941v5.996l-7.582 1.193v7.59h7.582v37.597h11.87V537.36h9.78v-8.783h-9.78v-2.688a78 78 0 0 1 .107-4.445c.046-1.073.16-2.143.342-3.201.172-.89.393-1.672.688-2.345.303-.669.688-1.32 1.166-1.989q2.182-3.094 6.775-3.094c1.531 0 2.99.205 4.395.59 1.39.402 3.122 1.175 5.186 2.303Zm32.134 37.314c-1.208-2.985-2.842-5.589-4.942-7.778-2.098-2.2-4.555-3.904-7.386-5.134-2.823-1.227-5.897-1.845-9.225-1.845s-6.402.618-9.224 1.845a22.65 22.65 0 0 0-7.4 5.133c-2.083 2.19-3.726 4.794-4.927 7.778-1.194 2.99-1.798 6.226-1.798 9.68 0 3.53.604 6.796 1.798 9.78 1.201 2.991 2.844 5.589 4.927 7.785a22.8 22.8 0 0 0 7.4 5.125q4.233 1.853 9.224 1.853t9.225-1.853a22.6 22.6 0 0 0 7.386-5.125c2.1-2.196 3.734-4.794 4.942-7.784 1.193-2.985 1.783-6.25 1.783-9.781 0-3.454-.59-6.689-1.783-9.68m-11.477 15.521c-.598 1.834-1.398 3.42-2.395 4.788-1.006 1.362-2.163 2.443-3.491 3.235-1.33.803-2.73 1.202-4.19 1.202a8.13 8.13 0 0 1-4.296-1.202c-1.334-.792-2.49-1.873-3.49-3.235-.998-1.368-1.78-2.954-2.345-4.788-.561-1.833-.834-3.777-.834-5.841s.273-3.98.834-5.776c.565-1.797 1.347-3.384 2.344-4.74 1-1.362 2.157-2.457 3.491-3.249a8.2 8.2 0 0 1 4.296-1.193c1.46 0 2.86.399 4.19 1.193 1.328.792 2.485 1.887 3.49 3.25.998 1.355 1.798 2.942 2.396 4.739.587 1.797.89 3.712.89 5.776s-.303 4.008-.89 5.84m49.977-26.389c-1.933-2.196-4.09-3.292-6.491-3.292q-2.697.002-5.126 2.495c-1.639 1.662-3.587 4.464-5.844 8.373l-.503-10.165H985.95v46.381h11.876v-21.24c0-3.322 1.07-6.29 3.199-8.888 1.926-2.325 3.846-3.485 5.78-3.485 1.193 0 2.393.457 3.587 1.393Zm58.545 0c-1.926-2.196-4.083-3.292-6.484-3.292q-2.674.002-5.133 2.495c-1.632 1.662-3.573 4.464-5.83 8.373l-.503-10.165h-10.273v46.381h11.869v-21.24c0-3.322 1.064-6.29 3.192-8.888 1.933-2.325 3.853-3.485 5.787-3.485 1.2 0 2.393.457 3.594 1.393Zm39.912 30.218c-2.128 1.348-3.781 2.302-4.982 2.906a21.6 21.6 0 0 1-3.896 1.488c-.886.326-1.808.545-2.746.651q-1.37.15-2.746.15c-2.193 0-4.22-.5-6.075-1.489-1.869-.997-3.292-2.358-4.291-4.086a10 10 0 0 1-1.107-2.957c-.187-1.033-.36-2.513-.49-4.428h30.718v-5.09c0-3.132-.489-6.01-1.452-8.636-.963-2.62-2.286-4.867-3.975-6.73-1.704-1.863-3.746-3.309-6.14-4.34-2.4-1.024-5.017-1.543-7.886-1.543-3.32 0-6.398.645-9.216 1.943a22.8 22.8 0 0 0-7.39 5.383c-2.099 2.297-3.723 5.02-4.88 8.18-1.172 3.173-1.762 6.57-1.762 10.22 0 3.53.518 6.732 1.56 9.59 1.02 2.86 2.523 5.294 4.486 7.316 1.955 2.03 4.32 3.594 7.074 4.703 2.767 1.104 5.88 1.643 9.338 1.643 5.247 0 10.337-1.1 15.261-3.291q.796-.402 2.035-1.005c.834-.385 1.826-.89 2.947-1.48Zm-25.736-15.257c.525-3.192 1.647-5.636 3.343-7.329 1.69-1.7 3.868-2.533 6.535-2.533 2.796 0 4.83.742 6.132 2.233 1.294 1.494 2.012 4.043 2.142 7.63Zm79.508 28.831v-34.11c0-8.79-4.192-13.17-12.58-13.17q-4.487 0-8.174 2.002c-2.459 1.32-5.083 3.522-7.88 6.585v-7.688h-11.975v46.381h11.976v-27.924l1.589-1.707c2.595-2.786 4.795-4.836 6.584-6.136 1.798-1.291 3.329-1.946 4.587-1.946 1.473 0 2.48.599 3.048 1.758.56 1.171.848 3.206.848 6.127v29.828Zm47.28-13.574c-2.114 1.348-3.796 2.302-4.996 2.906a21 21 0 0 1-3.89 1.488c-.927.337-1.84.554-2.731.651q-1.366.15-2.74.15c-2.206 0-4.226-.5-6.095-1.489-1.862-.997-3.286-2.358-4.292-4.086a9.6 9.6 0 0 1-1.085-2.957c-.209-1.033-.367-2.513-.51-4.428h30.731v-5.09q0-4.697-1.445-8.636c-.963-2.62-2.293-4.867-3.997-6.73a17.6 17.6 0 0 0-6.132-4.34c-2.394-1.024-5.032-1.543-7.879-1.543-3.328 0-6.412.645-9.23 1.943a22.8 22.8 0 0 0-7.39 5.383c-2.085 2.297-3.71 5.02-4.881 8.18-1.157 3.173-1.74 6.57-1.74 10.22 0 3.53.51 6.732 1.539 9.59 1.035 2.86 2.53 5.294 4.493 7.316 1.962 2.03 4.327 3.594 7.088 4.703 2.753 1.104 5.866 1.643 9.323 1.643 5.248 0 10.33-1.1 15.262-3.291.532-.267 1.208-.604 2.049-1.005.834-.385 1.811-.89 2.94-1.48Zm-25.729-15.257c.532-3.192 1.64-5.636 3.336-7.329 1.696-1.7 3.874-2.533 6.534-2.533 2.79 0 4.838.742 6.132 2.233 1.302 1.494 2.006 4.043 2.15 7.63Zm100.836-17.55h-11.854l-8.885 32.615-.201 1.404v-1.404l-7.98-32.615H1247.9l1.409 5.391-7.685 27.329-.094 1.3-.115-1.3-8.569-32.72h-12.558l14.758 46.381h11.97l7.576-26.828 7.584 26.828h11.869Zm45.203 38.001c-.798-.064-1.46-.168-1.948-.35-.503-.164-.863-.43-1.1-.787-.23-.379-.403-.87-.489-1.502-.108-.634-.165-1.477-.165-2.555v-19.348c0-5.12-1.273-8.854-3.839-11.213-2.56-2.372-6.62-3.544-12.22-3.544-6.313 0-11.186 1.11-14.601 3.342-3.436 2.223-5.147 5.397-5.147 9.53 0 .66.036 1.183.115 1.54.05.364.216.918.482 1.642l11.38-2.485a13 13 0 0 1-.26-.696 3 3 0 0 1-.043-.503c0-1.123.633-2.115 1.89-2.957 1.266-.822 2.79-1.227 4.587-1.227 3.796 0 5.694 2.429 5.694 7.273v3.903l-13.17 3.783c-3.386.988-5.902 2.125-7.54 3.383-1.618 1.273-2.833 2.962-3.638 5.092q-.798 2.4-.798 4.695c0 3.72 1.25 6.739 3.745 9.07 2.502 2.33 5.737 3.495 9.726 3.495 2.33 0 4.515-.44 6.578-1.355 2.07-.891 4.198-2.337 6.398-4.322.525.982 1.064 1.816 1.596 2.485a6.2 6.2 0 0 0 1.934 1.598c.776.393 1.653.654 2.652.794.992.133 2.25.197 3.789.197h2.487Zm-15.664-3.187c-.87.66-1.496 1.123-1.898 1.396-.403.26-.798.5-1.186.696-1.675.939-3.3 1.404-4.896 1.404-1.538 0-2.717-.415-3.558-1.249-.82-.837-1.236-2.008-1.236-3.547 0-.595.071-1.171.208-1.699.13-.524.36-1.263.697-2.181l11.869-3.904Zm66.833-22.993c-.927-2.751-2.243-5.124-3.94-7.081q-2.535-2.948-6.182-4.493c-2.43-1.026-5.14-1.545-8.13-1.545-4.392 0-8.253.828-11.574 2.49v-27.524h-11.868v71.421c1.459.528 2.624.899 3.493 1.09q1.536.349 3.092.603c1.603.332 3.191.582 4.78.753 1.61.16 3.142.239 4.586.239 4.199 0 7.973-.604 11.337-1.842 3.35-1.22 6.204-3.002 8.526-5.336q3.483-3.493 5.391-8.421c1.266-3.294 1.884-7.006 1.884-11.12 0-3.393-.46-6.473-1.395-9.234m-12.077 16.661c-.654 2.092-1.596 3.918-2.782 5.476-1.193 1.564-2.617 2.777-4.248 3.65a11.1 11.1 0 0 1-5.227 1.292c-.87 0-1.674-.084-2.4-.247-.727-.169-1.769-.506-3.092-1.045v-27.631q2.202-1.095 3.789-1.601c1.064-.33 2.228-.506 3.493-.506 3.53 0 6.312 1.256 8.39 3.75 2.056 2.49 3.084 5.84 3.084 10.024 0 2.463-.331 4.746-1.007 6.838m33.622-54.814h-11.869v72.713h11.869Zm46.597 59.139c-2.142 1.348-3.803 2.302-4.989 2.906a21.4 21.4 0 0 1-3.889 1.488c-.949.337-1.855.554-2.753.651q-1.362.15-2.732.15c-2.207 0-4.227-.5-6.096-1.489-1.862-.997-3.278-2.358-4.292-4.086a10.2 10.2 0 0 1-1.1-2.957c-.186-1.033-.359-2.513-.488-4.428h30.724v-5.09c0-3.132-.474-6.01-1.445-8.636-.963-2.62-2.3-4.867-3.997-6.73-1.69-1.863-3.73-3.309-6.132-4.34-2.394-1.025-5.017-1.544-7.871-1.544-3.336 0-6.413.646-9.245 1.943a22.7 22.7 0 0 0-7.376 5.384c-2.106 2.297-3.723 5.02-4.88 8.18-1.173 3.173-1.748 6.57-1.748 10.22 0 3.53.51 6.732 1.539 9.59 1.035 2.86 2.53 5.293 4.486 7.316 1.962 2.03 4.327 3.594 7.088 4.703 2.767 1.104 5.866 1.643 9.33 1.643 5.248 0 10.338-1.1 15.262-3.291.525-.267 1.215-.604 2.042-1.005.834-.385 1.818-.89 2.947-1.48Zm-25.736-15.257q.797-4.789 3.329-7.329c1.704-1.7 3.875-2.533 6.542-2.533 2.774 0 4.838.742 6.131 2.233 1.302 1.494 2.006 4.043 2.143 7.63Zm72.815-14.363a108 108 0 0 0-2.739-1.497q-1.095-.568-2.25-1.002a46 46 0 0 0-2.344-.75 37 37 0 0 0-2.846-.64c-2.94-.596-5.478-.908-7.678-.908-2.796 0-5.355.365-7.677 1.053-2.33.705-4.328 1.702-5.989 3-1.66 1.3-2.94 2.822-3.846 4.577-.89 1.783-1.337 3.757-1.337 5.939 0 3.137.956 5.793 2.876 7.997 1.94 2.182 4.96 4.086 9.086 5.673l7.987 3.102q4.68 1.79 4.68 4.887c0 1.255-.633 2.246-1.89 2.948-1.273.688-3.063 1.04-5.392 1.04q-2.489.001-5.183-.894a42 42 0 0 1-2.344-.806 19 19 0 0 1-2.142-.954 47 47 0 0 1-2.394-1.287 102 102 0 0 1-3.091-1.858l-3.796 9.687a48 48 0 0 0 3.343 1.64q1.336.61 2.703 1.146 1.243.504 2.538.857c.855.233 1.833.443 2.89.645 2.803.598 5.32.899 7.584.899 2.803 0 5.334-.329 7.634-1.005 2.286-.652 4.234-1.598 5.823-2.842a13.3 13.3 0 0 0 3.745-4.428c.906-1.736 1.352-3.665 1.352-5.794 0-2.063-.432-4.02-1.294-5.883q-1.303-2.78-3.501-4.394c-.525-.4-1.316-.863-2.337-1.382a75 75 0 0 0-3.493-1.699 80 80 0 0 0-4.084-1.755 226 226 0 0 0-4.047-1.538c-2.128-.736-3.63-1.475-4.5-2.205-.855-.724-1.287-1.615-1.287-2.687 0-1.329.676-2.401 2.042-3.196 1.359-.8 3.213-1.185 5.535-1.185 1.74 0 3.537.281 5.392.834a24.5 24.5 0 0 1 5.276 2.345c.813.47 1.877 1.131 3.206 2.002Z"/></svg>
diff --git a/docs/index.md b/docs/index.md
index c9833440..f81227de 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -22,6 +22,7 @@ for sponsor in tomllib.loads(pathlib.Path("pyproject.toml").read_text())["tool"]
 <a href="https://www.variomedia.de/"><img title="Variomedia AG" src="_static/sponsors/Variomedia.svg" width="190" /></a>
 <a href="https://tidelift.com/?utm_source=lifter&utm_medium=referral&utm_campaign=hynek"><img title="Tidelift" src="_static/sponsors/Tidelift.svg" width="190" /></a>
 <a href="https://klaviyo.com/"><img title="Klaviyo" src="_static/sponsors/Klaviyo.svg" width="190" /></a>
+<a href="https://www.emsys-renewables.com/"><img title="emsys renewables" src="_static/sponsors/emsys-renewables.svg" width="190" /></a>
 <a href="https://filepreviews.io/"><img title="FilePreviews" src="_static/sponsors/FilePreviews.svg" width="190" /></a>
 <a href="https://polar.sh/"><img title="Polar" src="_static/sponsors/Polar.svg" width="190" /></a>
 <!-- [[[end]]] -->
diff --git a/pyproject.toml b/pyproject.toml
index 8734c317..7f768f0e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -260,6 +260,11 @@ title = "Klaviyo"
 url = "https://klaviyo.com/"
 img = "Klaviyo.svg"
 
+[[tool.sponcon.sponsors]]
+title = "emsys renewables"
+url = "https://www.emsys-renewables.com/"
+img = "emsys-renewables.svg"
+
 [[tool.sponcon.sponsors]]
 title = "FilePreviews"
 url = "https://filepreviews.io/"