@font-face {
  font-family: "Source Sans 3";
  src: url("../../../assets/fonts/source-sans-3/SourceSans3-Variable.ttf") format("truetype");
  font-style: normal;
  font-weight: 200 900;
  font-display: swap;
}

[hidden] {
  display: none !important;
}

.detail-view {
  min-height: calc(100dvh - 36px);
}

.detail-number {
  font-size: clamp(1.45rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
}

.detail-name {
  justify-self: stretch;
  text-align: center;
}

.table-view { width: min(1500px, 100%); margin-top: clamp(8px, 1.5vh, 18px); }
.table-scroll { width: 100%; padding: 0; overflow: visible; }
.periodic-table {
  grid-template-columns: repeat(18, minmax(0, 1fr));
  grid-template-rows: 18px repeat(7, minmax(42px, 1fr)) 12px repeat(2, minmax(42px, 1fr));
  gap: clamp(2px, 0.35vw, 5px);
  width: 100%; min-width: 0;
  height: min(690px, calc(100dvh - 170px));
}
.element { min-height: 0; }

@media (max-width: 1180px), (max-height: 760px) {
  .periodic-table {
    grid-template-rows: 16px repeat(7, minmax(34px, 1fr)) 10px repeat(2, minmax(34px, 1fr));
    height: calc(100dvh - 150px);
  }
  .element-symbol { font-size: clamp(0.9rem, 2vw, 1.3rem); }
  .legend { gap: 5px 12px; margin-top: 10px; }
}

@media (max-width: 700px) {
  .pse-app { min-width: 0; padding: 8px 5px 10px; overflow-x: hidden; }
  .app-head { min-height: 48px; padding-left: 3px; }
  .app-head a, .app-head img { width: 36px; height: 36px; }
  .table-view { margin-top: 4px; }
  .periodic-table {
    grid-template-rows: 12px repeat(7, minmax(22px, 1fr)) 6px repeat(2, minmax(22px, 1fr));
    gap: 2px; height: min(390px, calc(100dvh - 66px));
  }
  .element { display: grid; place-items: center; padding: 0; border-radius: 3px; }
  .element-mass, .element-radioactivity, .series-label { display: none; }
  .element-symbol { align-self: center; font-size: clamp(0.55rem, 3.1vw, 0.85rem); line-height: 1; }
  .group-number { overflow: hidden; font-size: 0.42rem; }
}

@media (max-width: 420px) and (max-height: 650px) {
  .periodic-table { grid-template-rows: 9px repeat(7, 19px) 4px repeat(2, 19px); height: auto; }
}

@media (min-width: 701px) {
  .periodic-table {
    --tile-width: min(calc((100vw - 96px) / 18), calc((100dvh - 170px) / 12));
    --tile-height: calc(var(--tile-width) * 1.16);
    grid-template-columns: repeat(18, var(--tile-width));
    grid-template-rows: 18px repeat(7, var(--tile-height)) 12px repeat(2, var(--tile-height));
    justify-content: center;
    width: max-content;
    max-width: 100%;
    height: auto;
    margin-inline: auto;
  }
}

.element-radioactivity {
  position: absolute;
  top: clamp(3px, 0.42vw, 6px);
  right: clamp(3px, 0.42vw, 6px);
  display: none;
  width: clamp(12px, 1.3vw, 17px);
  height: clamp(12px, 1.3vw, 17px);
  color: currentColor;
  line-height: 0;
}

.element-radioactivity svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  fill: currentColor;
}

.element-phase {
  display: none;
}

.periodic-table[data-tile-meta="radioactivity"] .element-mass {
  display: none !important;
}

.periodic-table[data-tile-meta="radioactivity"] .element[data-radioactive="true"] .element-radioactivity {
  display: block;
}

.periodic-table[data-tile-meta="radioactivity"] .element-phase {
  display: block;
}

.periodic-table[data-view="state"] .element-phase {
  display: none !important;
}

.periodic-table[data-tile-meta="radioactivity"] .element[data-state="unbekannt"] .element-phase {
  display: none !important;
}

.periodic-table.pse-hide-meta .element-radioactivity {
  display: none !important;
}

.periodic-table.pse-hide-radioactivity .element-radioactivity {
  display: none !important;
}

.periodic-table.pse-hide-radioactivity .element-phase {
  display: none !important;
}

.element {
  container-type: size;
}

.element-symbol {
  font-size: clamp(0.5rem, 38cqh, 1.45rem);
}

/* Einheitliches, fließendes Raster ohne strukturellen Breiten-Sprung. */
.pse-app {
  padding: clamp(7px, 1.4vw, 18px) clamp(5px, 2.8vw, 38px) clamp(10px, 2vw, 30px);
  overflow-x: hidden;
}

.app-head {
  min-height: clamp(48px, 7vw, 60px);
  padding-left: 0;
}

.app-head-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.view-menu { position: relative; }
.view-menu-button { padding: 0; }
.view-menu-icon { display: grid; gap: 3px; place-items: center; }
.view-menu-icon i { display: block; width: 4px; height: 4px; border-radius: 50%; background: currentColor; }
.view-menu-popup { position: absolute; z-index: 20; top: calc(100% + 7px); right: 0; min-width: 150px; padding: 5px; border: 1px solid var(--line); border-radius: 11px; background: rgba(250,250,245,.98); box-shadow: 0 12px 30px rgba(33,54,51,.16); backdrop-filter: blur(12px); }
.view-menu-popup button { width: 100%; padding: 9px 11px; border: 0; border-radius: 8px; background: transparent; text-align: left; white-space: nowrap; cursor: pointer; }
.view-menu-popup button:hover,.view-menu-popup button:focus-visible { outline: none; background: rgba(33,54,51,.08); }
.copy-status { position: fixed; z-index: 30; right: clamp(12px,3vw,38px); bottom: 18px; padding: 9px 13px; border-radius: 10px; background: var(--ink); color: var(--paper); font-size: .82rem; box-shadow: 0 10px 28px rgba(33,54,51,.2); }

.settings-button {
  display: grid;
  width: 42px;
  height: 42px;
  margin-left: 0;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(250, 250, 245, 0.76);
  cursor: pointer;
  place-items: center;
}

.settings-button:hover,
.settings-button:focus-visible {
  outline: none;
  background: var(--paper);
  box-shadow: 0 7px 18px rgba(33, 54, 51, 0.12);
}

.settings-button .z-button-icon {
  --z-button-icon-size: 22px;
}

.info-dialog {
  width: min(780px, calc(100% - 28px));
}

.info-dialog-body {
  padding: 22px;
}

.info-intro {
  max-width: 65ch;
  color: var(--soft);
  font-size: 0.95rem;
  line-height: 1.55;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.info-card {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 248, 0.52);
}

.info-card h3 {
  margin: 0 0 8px;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.info-card p {
  color: var(--soft);
  font-size: 0.86rem;
  line-height: 1.5;
}

.info-card .info-formula {
  margin-top: 10px;
  padding: 9px 10px;
  border-radius: 9px;
  background: rgba(33, 54, 51, 0.065);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.96rem;
  overflow-wrap: anywhere;
}

.info-note {
  grid-column: 1 / -1;
  border-style: dashed;
}

@media (max-width: 620px) {
  .app-head-actions { gap: 5px; }
  .settings-button { width: 38px; height: 38px; padding: 8px; }
  .info-dialog-body { padding: 16px; }
  .info-grid { grid-template-columns: 1fr; }
  .info-note { grid-column: auto; }
}

.app-head a,
.app-head img {
  width: clamp(36px, 3.3vw, 44px);
  height: clamp(36px, 3.3vw, 44px);
}

.table-view {
  width: 100%;
  max-width: none;
  margin-top: clamp(4px, 1.2vh, 14px);
  container-type: inline-size;
}

.periodic-table {
  --fluid-gap: clamp(1px, 0.35vw, 5px);
  --tile-width: min(
    calc((100cqw - 85px) / 18),
    max(26px, calc((100dvh - 150px) / 12))
  );
  --tile-height: calc(var(--tile-width) * 1.16);
  grid-template-columns: repeat(18, var(--tile-width));
  grid-template-rows: clamp(15px, 1.3vw, 18px) repeat(7, var(--tile-height)) clamp(4px, 0.9vw, 12px) repeat(2, var(--tile-height));
  gap: var(--fluid-gap);
  justify-content: center;
  width: max-content;
  min-width: 0;
  max-width: none;
  height: auto;
  margin-inline: auto;
}

.periodic-table.is-long {
  --tile-width: max(26px, min(calc((100cqw - 155px) / 32), calc((100dvh - 150px) / 9)));
  grid-template-columns: repeat(32, var(--tile-width));
  grid-template-rows: clamp(15px, 1.3vw, 18px) repeat(7, var(--tile-height));
  justify-content: space-between;
  width: 100%;
  min-width: 987px;
  margin-inline: 0;
}

/* Die Aggregatzustandsansicht reserviert Höhe für Legende und Regler. */
.table-view[data-view="state"] .periodic-table:not(.is-long) {
  --tile-width: min(
    calc((100cqw - 85px) / 18),
    max(26px, calc((100dvh - 261px) / 12))
  );
}

.table-view[data-view="state"] .periodic-table.is-long {
  --tile-width: max(26px, min(
    calc((100cqw - 155px) / 32),
    calc((100dvh - 251px) / 9)
  ));
}

.table-view[data-view="state"] .legend {
  gap: 4px 12px;
  margin-top: 6px;
}

.table-view[data-view="state"] .phase-controls {
  gap: 7px 10px;
  margin-top: 6px;
  padding: 7px 10px 0;
}

.table-view[data-view="state"] .phase-controls p {
  margin-top: 0;
}

/* Die Entdeckungszeitleiste erhält dieselbe Höhenreserve wie die Phasenregler. */
.table-view[data-view="discovery"] .periodic-table:not(.is-long) {
  --tile-width: min(
    calc((100cqw - 85px) / 18),
    max(26px, calc((100dvh - 250px) / 12))
  );
}

.table-view[data-view="discovery"] .periodic-table.is-long {
  --tile-width: max(26px, min(
    calc((100cqw - 155px) / 32),
    calc((100dvh - 245px) / 9)
  ));
}

.table-view[data-view="discovery"] .legend {
  gap: 4px 12px;
  margin-top: 6px;
}

.discovery-controls {
  display: grid;
  grid-template-columns:auto minmax(160px, 1fr) auto;
  align-items: center;
  gap: 5px 12px;
  margin: 6px auto 0;
  padding: 8px 10px 0;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: 0.72rem;
  font-weight: 700;
}

.discovery-controls[hidden] { display: none; }
.discovery-controls input { width: 100%; accent-color: var(--ink); cursor: pointer; }
.discovery-controls strong { min-width: 4.5rem; color: var(--ink); text-align: right; }
.discovery-controls p { grid-column: 1 / -1; color: var(--muted); font-size: 0.68rem; font-weight: 400; text-align: center; }

.periodic-table.is-long .series-label {
  display: none;
}

.table-scroll {
  overflow-x: auto;
  overflow-y: visible;
}

.settings-dialog {
  width: min(720px, calc(100% - 28px));
  max-height: min(760px, calc(100dvh - 28px));
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  color: var(--ink);
  background: rgba(250, 250, 245, 0.98);
  box-shadow: 0 28px 90px rgba(33, 54, 51, 0.24);
}

.settings-dialog::backdrop {
  background: rgba(28, 42, 39, 0.3);
  backdrop-filter: blur(4px);
}

.settings-dialog form {
  display: flex;
  max-height: min(760px, calc(100dvh - 28px));
  flex-direction: column;
}

.settings-dialog-head,
.settings-dialog footer {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  padding: 20px 22px;
}

.settings-dialog-head {
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.settings-dialog-head h2,
.settings-section h3 {
  margin: 0;
}

.dialog-close {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
}

.settings-section {
  padding: 20px 22px 4px;
}

.settings-dialog-body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  scrollbar-gutter: stable;
}

.settings-section h3 {
  margin-bottom: 12px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.tile-setting-label {
  margin: 14px 0 7px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.settings-section h3 + .tile-setting-label {
  margin-top: 0;
}

.segmented-control input,
.view-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.segmented-control span {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  text-align: center;
  cursor: pointer;
}

.segmented-control input:checked + span {
  color: var(--paper);
  background: var(--ink);
}

.view-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.view-group-title {
  grid-column: 1 / -1;
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.view-option span {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  cursor: pointer;
}

.view-option input:checked + span {
  border-color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}

.view-option input:disabled + span {
  color: var(--muted);
  background: rgba(33, 54, 51, 0.035);
  cursor: not-allowed;
}

.view-option small {
  font-size: 0.62rem;
  white-space: nowrap;
}

.settings-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.72rem;
}

.settings-dialog footer {
  justify-content: flex-end;
  border-top: 1px solid var(--line);
}

.primary-button {
  min-width: 120px;
  padding: 10px 18px;
  border: 0;
  border-radius: 11px;
  color: var(--paper);
  background: var(--ink);
  cursor: pointer;
}

.copy-view-dialog { width: min(620px, calc(100% - 28px)); }
.pse-access-options { display: grid; gap: 8px; }
.pse-access-options label { display: block; }
.pse-access-options input { position: absolute; opacity: 0; pointer-events: none; }
.pse-access-options span { display: grid; gap: 3px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; cursor: pointer; transition: border-color .15s ease, box-shadow .15s ease, background .15s ease; }
.pse-access-options strong { font-size: .84rem; }
.pse-access-options small { color: var(--muted); font-size: .7rem; line-height: 1.4; }
.pse-access-options input:checked + span { border-color: var(--ink); background: rgba(33,54,51,.045); box-shadow: inset 0 0 0 1px var(--ink); }
.pse-access-options input:focus-visible + span { outline: 2px solid var(--ink); outline-offset: 2px; }
.pse-id-section { padding-bottom: 20px; }
.pse-id-section label { display: block; margin-bottom: 7px; color: var(--muted); font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.pse-id-section textarea { width: 100%; resize: none; padding: 10px 12px; border: 1px solid var(--line); border-radius: 11px; color: var(--ink); background: rgba(255,255,255,.55); font: .7rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace; overflow-wrap: anywhere; }
.copy-view-dialog footer { gap: 8px; }
.copy-view-dialog footer > button:not(.primary-button) { padding: 10px 14px; border: 1px solid var(--line); border-radius: 11px; color: var(--ink); background: transparent; cursor: pointer; }
.element:disabled { opacity: 1; cursor: default; }

/* Im Fokus-Material bestimmt allein die Containerbreite die PSE-Größe;
   zusätzliche Höhe bleibt innerhalb des eingebetteten Dokuments scrollbar. */
html.focus-embed .app-head {
  display: none;
}

html.focus-embed .pse-app {
  padding-top: 5px;
}

html.focus-embed .table-view {
  margin-top: 0;
}

html.focus-embed .periodic-table:not(.is-long) {
  --tile-width: calc((100cqw - 85px) / 18);
}
html.focus-embed .periodic-table.is-long {
  --tile-width: calc((100cqw - 155px) / 32);
  min-width: 0;
}

.periodic-table[data-view="state"] .element { --element-color: #d9ddd8; }
.periodic-table[data-view="state"] .element[data-state="fest"] { --element-color: #d8c8b9; }
.periodic-table[data-view="state"] .element[data-state="flüssig"] { --element-color: #9fc8cf; }
.periodic-table[data-view="state"] .element[data-state="gasförmig"] { --element-color: #c7d8e5; }
.periodic-table[data-view="state"] .element[data-state="sublimierend"] {
  --element-color: repeating-linear-gradient(135deg, #d8c8b9 0 4px, #c7d8e5 4px 8px);
}
.periodic-table[data-view="state"] .element[data-state="überkritisch"] { --element-color: #9fc7b5; }
.periodic-table[data-view="state"] .element[data-state="unbekannt"] { --element-color: #d8d8d0; }
.periodic-table[data-view="material-class"] .element[data-material="metal"] { --element-color: #63b5d2; }
.periodic-table[data-view="material-class"] .element[data-material="metalloid"] { --element-color: #d45b96; }
.periodic-table[data-view="material-class"] .element[data-material="nonmetal"] { --element-color: #ead758; }
.periodic-table[data-view="family"] .element { --element-color: #e4e2dc; }
.periodic-table[data-view="family"] .element[data-family="alkali"] { --element-color: #4c91be; }
.periodic-table[data-view="family"] .element[data-family="alkaline"] { --element-color: #65b9d5; }
.periodic-table[data-view="family"] .element[data-family="chalcogen"] { --element-color: #e8a35c; }
.periodic-table[data-view="family"] .element[data-family="halogen"] { --element-color: #df4f97; }
.periodic-table[data-view="family"] .element[data-family="noble"] { --element-color: #84609a; }
.periodic-table[data-view="family"] .element[data-family="rare-earth"] { --element-color: #68af58; }
.periodic-table[data-view="family"] .element[data-family="rare-earth"].category-lanthanide {
  color: #fff;
  text-shadow: 0 1px 1px rgba(24, 66, 29, 0.32);
}
.periodic-table[data-view="family"] .element[data-family="rare-earth"].category-lanthanide .element-mass {
  color: rgba(255, 255, 255, 0.88);
}
.periodic-table[data-view="family"] .element[data-family="actinide"] { --element-color: #67b4d2; }
.periodic-table[data-view="family"] .element[data-family="platinum"] { --element-color: #a8ba38; }
.periodic-table[data-view="family"] .element[data-family="coinage"] { --element-color: #dfc82e; }
.periodic-table[data-view="body"] .element { --element-color: #deded8; }
.periodic-table[data-view="body"] .element[data-body="basic"] { --element-color: #56b33e; }
.periodic-table[data-view="body"] .element[data-body="bulk"] { --element-color: #e84a4d; }
.periodic-table[data-view="body"] .element[data-body="trace"] { --element-color: #efd72f; }
.periodic-table[data-view="body"] .element[data-body="disputed"] { --element-color: #42acd2; }
.periodic-table[data-view="life"] .element { --element-color: #deded8; }
.periodic-table[data-view="life"] .element[data-life="universal"] { --element-color: #e83f4b; }
.periodic-table[data-view="life"] .element[data-life="human"] { --element-color: #ee8a34; }
.periodic-table[data-view="life"] .element[data-life="likely-human"] { --element-color: #efd72f; }
.periodic-table[data-view="life"] .element[data-life="species"] { --element-color: #57b449; }
.periodic-table[data-view="life"] .element[data-life="suspected"] { --element-color: #48b5cf; }
.periodic-table[data-view="life"] .element[data-life="suspected-human"] { --element-color: #3b91c6; }

.periodic-table[data-view="density"] .element[data-density="d0"] { --element-color: #dcebf0; }
.periodic-table[data-view="density"] .element[data-density="d1"] { --element-color: #c7dfdf; }
.periodic-table[data-view="density"] .element[data-density="d2"] { --element-color: #a9cfbf; }
.periodic-table[data-view="density"] .element[data-density="d3"] { --element-color: #83b99d; }
.periodic-table[data-view="density"] .element[data-density="d4"] { --element-color: #5b9a7d; }
.periodic-table[data-view="density"] .element[data-density="d5"] { --element-color: #3f7567; color: #fff; }
.periodic-table[data-view="density"] .element[data-density="d6"] { --element-color: #244d49; color: #fff; }
.periodic-table[data-view="density"] .element[data-density="unknown"] { --element-color: #c9c9c3; }
.periodic-table[data-view="density"] .element:is([data-density="d5"],[data-density="d6"]) .element-mass { color: inherit; }

.periodic-table[data-view="discovery"] .element[data-discovery="ancient"] { --element-color: #ead09b; }
.periodic-table[data-view="discovery"] .element[data-discovery="pre1750"] { --element-color: #e8b47d; }
.periodic-table[data-view="discovery"] .element[data-discovery="y1750"] { --element-color: #de8d6e; }
.periodic-table[data-view="discovery"] .element[data-discovery="y1850"] { --element-color: #c66f7f; }
.periodic-table[data-view="discovery"] .element[data-discovery="y1900"] { --element-color: #956d91; color: #fff; }
.periodic-table[data-view="discovery"] .element[data-discovery="y1950"] { --element-color: #667c9e; color: #fff; }
.periodic-table[data-view="discovery"] .element[data-discovery="y2000"] { --element-color: #4e9ca1; color: #fff; }
.periodic-table[data-view="discovery"] .element:is([data-discovery="y1900"],[data-discovery="y1950"],[data-discovery="y2000"]) .element-mass { color: inherit; }
.periodic-table[data-view="discovery"] .element[data-discovery-status="future"] { --element-color: #deded8; color: var(--ink); opacity: 0.48; }
.periodic-table[data-view="discovery"] .element[data-discovery-status="known"] { --element-color: #b8cbc4; color: var(--ink); opacity: 0.82; }
.periodic-table[data-view="discovery"] .element[data-discovery-status="new"] { --element-color: #d5963f; color: var(--ink); opacity: 1; }
.periodic-table[data-view="discovery"] .element[data-discovery-status] .element-mass { color: inherit; }

.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e0"] { --element-color: #d8e7ef; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e1"] { --element-color: #b9d8e4; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e2"] { --element-color: #8fc4d3; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e3"] { --element-color: #62abbc; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e4"] { --element-color: #377f99; color: #fff; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="e5"] { --element-color: #214f68; color: #fff; }
.periodic-table[data-view^="electronegativity-"] .element[data-electronic="unknown"] { --element-color: #c9c9c3; }
.periodic-table[data-view^="electronegativity-"] .element:is([data-electronic="e4"],[data-electronic="e5"]) .element-mass { color: inherit; }

.periodic-table[data-view="resistivity"] .element[data-electronic="r0"] { --element-color: #f0c83d; }
.periodic-table[data-view="resistivity"] .element[data-electronic="r1"] { --element-color: #d5aa3c; }
.periodic-table[data-view="resistivity"] .element[data-electronic="r2"] { --element-color: #af8845; }
.periodic-table[data-view="resistivity"] .element[data-electronic="r3"] { --element-color: #8a7458; color: #fff; }
.periodic-table[data-view="resistivity"] .element[data-electronic="r4"] { --element-color: #666777; color: #fff; }
.periodic-table[data-view="resistivity"] .element[data-electronic="r5"] { --element-color: #3f4655; color: #fff; }
.periodic-table[data-view="resistivity"] .element[data-electronic="unknown"] { --element-color: #c9c9c3; }
.periodic-table[data-view="resistivity"] .element:is([data-electronic="r3"],[data-electronic="r4"],[data-electronic="r5"]) .element-mass { color: inherit; }

/* Häufigkeiten: logarithmische Massenanteile über alle vier Bezugsräume. */
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt10"] { --element-color: #e33d3d; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt1"] { --element-color: #d93687; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-1"] { --element-color: #ec7b2d; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-2"] { --element-color: #efd53b; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-3"] { --element-color: #b7d43d; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-4"] { --element-color: #55b65b; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-5"] { --element-color: #4bb9cb; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-6"] { --element-color: #358fbd; color: #fff; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-7"] { --element-color: #4a5c9e; color: #fff; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-8"] { --element-color: #473d70; color: #fff; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="unknown"] { --element-color: #c9c9c3; }
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-6"] .element-mass,
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-7"] .element-mass,
.periodic-table[data-view^="abundance-"] .element[data-abundance="gt-8"] .element-mass { color: inherit; }

@media (max-width: 620px) {
  .view-options { grid-template-columns: 1fr; }
  .settings-dialog-head,
  .settings-dialog footer { padding: 16px; }
  .settings-section { padding: 16px 16px 2px; }
  .discovery-controls { grid-template-columns: 1fr auto; }
  .discovery-controls label { grid-column: 1 / -1; }
}

.element {
  display: block;
  padding: clamp(0px, 0.3vw, 5px);
  border-width: 1px;
  border-radius: clamp(3px, 0.55vw, 8px);
}

.element-number,
.element-mass,
.element-name {
  display: block;
  font-family: "Source Sans 3", Arial, Helvetica, sans-serif;
  font-synthesis: none;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

/* Kleine Beschriftungen bleiben beim Hover auf ihrem nativen Pixelraster. */
.element:hover,
.element:focus-visible {
  transform: translateY(-2px);
}

.element-number {
  top: clamp(2px, 0.36vw, 5px);
  left: clamp(2px, 0.36vw, 5px);
  font-size: min(clamp(0.48rem, 0.8vw, 0.82rem), clamp(0.5rem, 38cqh, 1.45rem));
}

.element-mass {
  top: clamp(2px, 0.36vw, 5px);
  right: clamp(2px, 0.36vw, 5px);
  font-size: clamp(0.4rem, 0.54vw, 0.62rem);
}

.element-name {
  right: 2px;
  bottom: clamp(2px, 0.36vw, 5px);
  left: 2px;
  overflow: hidden;
  font-size: clamp(0.5rem, 16cqh, 0.65rem);
  line-height: 1.05;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.periodic-table.pse-tight-names .element-name {
  font-size: clamp(0.46rem, 14cqh, 0.58rem);
}

.element-symbol {
  transform: translate(-50%, -42%);
}

.series-label {
  display: flex;
  padding-inline: clamp(1px, 0.4vw, 8px);
  border-radius: clamp(3px, 0.55vw, 8px);
  font-size: clamp(0.42rem, 0.68vw, 0.68rem);
}

.group-number {
  align-self: center;
  overflow: visible;
  font-size: 0.75rem;
  line-height: 1;
}

.periodic-table.pse-hide-names .element-name {
  display: none;
}

.periodic-table.pse-hide-names .element-symbol {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.periodic-table.pse-hide-meta .element-number,
.periodic-table.pse-hide-meta .element-mass {
  display: none !important;
}

.periodic-table.pse-hide-meta .element-symbol {
  top: 50%;
  left: 50%;
  font-size: clamp(
    0.72rem,
    min(calc(var(--tile-height) * 0.48), calc(var(--tile-width) * 0.56)),
    1.45rem
  );
  line-height: 1;
  transform: translate(-50%, -50%);
}

.element {
  position: relative;
  display: block;
  padding: 5px 4px;
  text-align: center;
}

.element-number {
  position: absolute;
  top: 5px;
  left: 5px;
  font-size: min(clamp(0.66rem, 0.8vw, 0.82rem), clamp(0.5rem, 38cqh, 1.45rem));
  font-weight: 700;
  line-height: 1;
}

.element-mass {
  position: absolute;
  top: 5px;
  right: 5px;
  max-width: 58%;
  overflow: hidden;
  color: var(--soft);
  font-size: clamp(0.48rem, 0.54vw, 0.62rem);
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.element-symbol {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  transform: translate(-50%, -42%);
  text-align: center;
}

.element-name {
  position: absolute;
  right: 3px;
  bottom: 5px;
  left: 3px;
  text-align: center;
}

.legend {
  justify-content: center;
  width: 100%;
  text-align: center;
}

.phase-controls {
  display: grid;
  grid-template-columns: auto 140px minmax(180px, 520px) 88px auto;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 14px auto 0;
  padding: 12px;
  border-top: 1px solid var(--line);
}

.phase-controls[hidden] {
  display: none;
}

.phase-control-row {
  display: contents;
}

.phase-controls label {
  color: var(--soft);
  font-size: 0.7rem;
  font-weight: 700;
}

.phase-field-label {
  grid-column: 1;
  text-align: right;
}

.phase-value-field {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: stretch;
  gap: 5px;
  width: 140px;
  min-width: 0;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(250, 250, 245, 0.72);
}

.temperature-control > * {
  grid-row: 1;
}

.pressure-control > * {
  grid-row: 2;
}

.phase-controls input[type="number"] {
  width: 0;
  min-width: 0;
  flex: 1 1 auto;
  border: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
  font: inherit;
  font-size: 0.82rem;
}

.phase-unit-picker {
  position: relative;
  flex: 0 0 auto;
}

.phase-controls .phase-unit-button {
  min-width: 31px;
  padding: 3px 2px;
  border: 0;
  border-radius: 5px;
  color: var(--ink);
  background: transparent;
  font-size: .72rem;
  font-weight: 700;
  cursor: pointer;
}

.phase-controls .phase-unit-button:hover,
.phase-controls .phase-unit-button[aria-expanded="true"] {
  background: rgba(33,54,51,.08);
}

.phase-unit-menu {
  position: absolute;
  z-index: 8;
  right: -5px;
  bottom: calc(100% + 8px);
  min-width: 58px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--paper);
  box-shadow: 0 8px 24px rgba(33,54,51,.18);
}

.phase-unit-menu[hidden] {
  display: none;
}

.phase-controls .phase-unit-menu button {
  display: block;
  width: 100%;
  padding: 6px 8px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.phase-controls .phase-unit-menu button:hover,
.phase-controls .phase-unit-menu button[aria-checked="true"] {
  background: rgba(33,54,51,.09);
}

.phase-controls .phase-slider {
  grid-column: 3;
  width: 100%;
  min-width: 0;
  accent-color: var(--accent);
}

.phase-max-field {
  grid-column: 4;
  display: flex;
  width: 88px;
  min-width: 0;
  min-height: 34px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(250,250,245,.72);
}

.phase-max-field input[type="number"] {
  width: 100%;
}

.phase-controls #standardConditionsButton {
  grid-row: 1 / 3;
  grid-column: 5;
  align-self: stretch;
  min-height: 34px;
  width: 38px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  cursor: pointer;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.standard-conditions-icon {
  display: block;
  width: 20px;
  height: 20px;
  margin: auto;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.65 6.35A7.95 7.95 0 0 0 12 4a8 8 0 1 0 7.75 10h-2.1A6 6 0 1 1 12 6c1.66 0 3.14.69 4.22 1.78L13 11h7V4z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.65 6.35A7.95 7.95 0 0 0 12 4a8 8 0 1 0 7.75 10h-2.1A6 6 0 1 1 12 6c1.66 0 3.14.69 4.22 1.78L13 11h7V4z'/%3E%3C/svg%3E") center / contain no-repeat;
}

.phase-controls p {
  grid-row: 3;
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 0.68rem;
  text-align: center;
}

@media (max-width: 700px) {
  .phase-controls {
    grid-template-columns: auto 124px minmax(60px, 1fr) 72px auto;
  }

  .phase-value-field { width: 124px; }
  .phase-max-field { width: 72px; }

  .phase-controls p {
    grid-row: 3;
  }
}

.periodic-table.pse-hide-names .element-name {
  display: none;
}

.periodic-table.pse-hide-names .element-symbol {
  transform: translate(-50%, -10%);
}

.periodic-table.pse-hide-meta .element-number,
.periodic-table.pse-hide-meta .element-mass {
  display: none !important;
}

.periodic-table.pse-hide-meta .element-symbol {
  top: 50%;
  left: 50%;
  line-height: 1;
  transform: translate(-50%, -50%);
}

@media (max-width: 700px) {
  .element-mass,
  .series-label {
    display: none !important;
  }

  .element-number {
    top: 2px;
    left: 2px;
    font-size: clamp(0.42rem, 1.7vw, 0.56rem);
  }

  .element-name {
    right: 1px;
    bottom: 2px;
    left: 1px;
    font-size: clamp(0.46rem, 1.8vw, 0.56rem);
  }

  .element-symbol {
    top: 50%;
    left: 50%;
    font-size: clamp(
      0.72rem,
      min(calc(var(--tile-height) * 0.48), calc(var(--tile-width) * 0.56)),
      1.45rem
    );
    line-height: 1;
    transform: translate(-50%, -50%);
  }
}
.detail-info h2{max-width:100%;margin-bottom:clamp(16px,2.5vw,24px);font-size:clamp(2rem,3.5vw,3rem);line-height:1.05;white-space:nowrap;outline:none}
.detail-info-scroll{min-width:0}
.detail-facts{overflow:hidden;border:1px solid var(--line);border-radius:16px;background:rgba(250,250,245,.82)}
.detail-facts section{padding:14px}
.detail-facts section+section{border-top:1px solid var(--line)}
.detail-facts h3{margin:0 0 12px;color:var(--soft);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase}
.detail-facts dl{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;margin:0}
.detail-facts dl>div{min-width:0}
.detail-facts dt{color:var(--muted);font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.detail-facts dd{margin:5px 0 0;font-size:1rem;line-height:1.35;overflow-wrap:break-word}
.detail-facts .fact-wide{grid-column:1/-1}
.detail-facts sup{font-size:.72em;line-height:0}
.configuration-fact dd{word-spacing:.12em}
.facts-note{padding:11px 14px 13px;border-top:1px solid var(--line);color:var(--muted);font-size:.72rem;line-height:1.4}
.detail-navigation{position:fixed;z-index:9;top:max(14px,env(safe-area-inset-top));left:max(14px,env(safe-area-inset-left));display:flex;align-items:center;gap:2px;padding:4px;border:1px solid rgba(33,54,51,.16);border-radius:14px;background:rgba(250,250,245,.86);box-shadow:0 4px 16px rgba(33,54,51,.07);backdrop-filter:blur(12px)}
.detail-navigation-button{display:flex;height:38px;align-items:center;gap:8px;padding:0 11px;border:0;border-radius:9px;background:transparent;color:var(--ink);font-size:.88rem;font-weight:700;cursor:pointer;transition:background .15s ease,box-shadow .15s ease}
.detail-navigation-button:hover{background:rgba(33,54,51,.07)}
.detail-navigation-button:focus-visible{outline:2px solid rgba(33,54,51,.46);outline-offset:1px;background:rgba(250,250,245,.98)}
.detail-navigation-icon{position:relative;width:18px;height:18px;flex:0 0 18px}
.detail-navigation-back-icon::before{position:absolute;top:8px;right:1px;left:2px;height:1.5px;background:currentColor;content:""}
.detail-navigation-back-icon::after{position:absolute;top:4px;left:2px;width:8px;height:8px;border-bottom:1.5px solid currentColor;border-left:1.5px solid currentColor;content:"";transform:rotate(45deg)}
.detail-navigation-overview-icon{border:1.4px solid currentColor;border-radius:4px;background:linear-gradient(to right,transparent 30%,currentColor 30%,currentColor 36%,transparent 36%,transparent 64%,currentColor 64%,currentColor 70%,transparent 70%),linear-gradient(to bottom,transparent 30%,currentColor 30%,currentColor 36%,transparent 36%,transparent 64%,currentColor 64%,currentColor 70%,transparent 70%)}
@media(max-width:720px){.detail-tile{width:min(72vw,290px)}.detail-view{padding-top:calc(68px + env(safe-area-inset-top))}}
@media(max-width:480px){.detail-navigation{top:calc(max(14px,env(safe-area-inset-top)) + 52px);left:max(10px,env(safe-area-inset-left))}.detail-navigation-button{height:40px;padding:0 10px}.detail-view{padding-top:calc(120px + env(safe-area-inset-top))}}
@media(max-width:480px){.detail-facts dl{grid-template-columns:1fr}.detail-facts .fact-wide{grid-column:auto}.detail-facts section{padding:13px}.detail-info h2{font-size:1.9rem}}
.detail-visual-toggle{position:relative;width:100%;color:var(--ink);font:inherit;text-align:inherit;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}
.detail-visual-toggle:hover{transform:translateY(-2px);box-shadow:0 32px 74px rgba(33,54,51,.18)}
.detail-visual-toggle:focus-visible{outline:3px solid rgba(33,54,51,.42);outline-offset:5px}
.detail-visual-toggle.shows-atom{display:block;padding:0;border-color:transparent;background:transparent;box-shadow:none}
.detail-visual-toggle.shows-atom:hover{transform:none;box-shadow:none}
.element-detail.shows-atom{grid-template-columns:minmax(390px,520px) minmax(230px,360px);gap:clamp(30px,6vw,84px)}
.element-detail.shows-atom .detail-visual-toggle{width:min(46vw,520px);max-width:none}
.atom-model,.orbital-lab{display:block;width:100%;height:100%;transform-origin:50% 50%}
.atom-model{overflow:visible}
.atom-shell{fill:none;stroke:rgba(33,54,51,.34);stroke-width:1.35}
.atom-electron{fill:var(--ink);stroke:var(--paper);stroke-width:1}
.atom-nucleus{fill:var(--element-color);stroke:var(--ink);stroke-width:1.5}
.atom-model text{fill:var(--ink);font-size:16px;font-weight:700;text-anchor:middle}
.atom-caption{position:absolute;right:0;bottom:2px;left:0;color:var(--soft);font-size:.8rem;text-align:center}
.bohr-shell-info{display:grid;gap:14px;padding:2px 0 8px}
.bohr-shell-info-head{display:flex;align-items:end;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.bohr-shell-info-head h3{margin:0;font-size:.78rem;letter-spacing:.09em;text-transform:uppercase}
.bohr-shell-info-head span{color:var(--muted);font-size:.68rem;text-align:right}
.bohr-shell-grid{display:grid;gap:8px}
.bohr-shell-row{display:grid;grid-template-columns:42px minmax(72px,1fr) 62px;gap:10px;align-items:center;min-width:0}
.bohr-shell-row>strong{display:grid;font-size:1rem;line-height:1}
.bohr-shell-row>strong small{margin-top:4px;color:var(--muted);font-size:.58rem;font-weight:400}
.bohr-shell-meter{height:8px;overflow:hidden;border-radius:999px;background:rgba(33,54,51,.09)}
.bohr-shell-meter i{display:block;width:var(--shell-fill);height:100%;border-radius:inherit;background:var(--ink)}
.bohr-shell-count{display:flex;align-items:baseline;justify-content:flex-end;gap:4px;white-space:nowrap}
.bohr-shell-count b{font-size:1rem}
.bohr-shell-count small{color:var(--muted);font-size:.67rem}
.bohr-shell-info>p{margin:0;padding-top:2px;color:var(--soft);font-size:.72rem;line-height:1.45}
.model-menu-host{position:fixed;z-index:8;top:max(20px,env(safe-area-inset-top));right:max(20px,env(safe-area-inset-right))}
.model-menu{position:relative}
.model-menu summary{display:flex;align-items:center;height:42px;min-width:148px;padding:0 13px 0 11px;gap:10px;border:1px solid rgba(33,54,51,.2);border-radius:12px;background:rgba(250,250,245,.86);box-shadow:0 3px 12px rgba(33,54,51,.055);font-size:.92rem;font-weight:700;list-style:none;cursor:pointer;backdrop-filter:blur(12px);transition:border-color .16s ease,background .16s ease,box-shadow .16s ease}
.model-menu summary::-webkit-details-marker{display:none}
.model-menu summary:hover{border-color:rgba(33,54,51,.3);background:rgba(250,250,245,.98);box-shadow:0 5px 16px rgba(33,54,51,.09)}
.model-menu summary:focus-visible{outline:3px solid rgba(33,54,51,.42);outline-offset:3px}
.model-menu[open] summary{border-color:rgba(33,54,51,.38);background:var(--paper);box-shadow:0 5px 16px rgba(33,54,51,.1)}
.model-trigger-label{flex:1;text-align:left}
.model-menu-chevron{width:8px;height:8px;margin:-4px 1px 0 4px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg);transition:margin .16s ease,transform .16s ease}
.model-menu[open] .model-menu-chevron{margin:4px 1px 0 4px;transform:rotate(225deg)}
.model-menu-popover{position:absolute;top:calc(100% + 7px);right:0;display:grid;width:280px;gap:2px;padding:7px;border:1px solid rgba(33,54,51,.18);border-radius:14px;background:rgba(250,250,245,.98);box-shadow:0 16px 38px rgba(33,54,51,.16);backdrop-filter:blur(16px)}
.model-option{display:flex;align-items:center;min-height:48px;gap:12px;width:100%;padding:8px 11px;border:0;border-radius:9px;background:transparent;color:var(--ink);font:inherit;font-weight:700;text-align:left;cursor:pointer;transition:background .14s ease}
.model-option:hover{background:rgba(33,54,51,.055)}
.model-option:focus-visible{outline:2px solid rgba(33,54,51,.42);outline-offset:-2px;background:rgba(33,54,51,.045)}
.model-option.is-active{background:rgba(33,54,51,.09)}
.model-option-label{flex:1}
.model-option-check{width:10px;height:6px;margin:0 5px 3px 4px;border-bottom:2px solid transparent;border-left:2px solid transparent;transform:rotate(-45deg)}
.model-option.is-active .model-option-check{border-color:var(--ink)}
.model-option-icon{position:relative;width:28px;height:28px;flex:0 0 28px;border:1px solid var(--ink);border-radius:50%}
.model-option-icon::before,.model-option-icon::after{position:absolute;content:"";border:1px solid var(--ink);border-radius:50%;inset:5px}
.model-option-icon::after{inset:11px;background:var(--ink)}
.orbital-icon{border-radius:4px}
.orbital-icon::before{inset:5px 3px;border:0;border-right:1px solid var(--ink);border-left:1px solid var(--ink);border-radius:0}
.orbital-icon::after{inset:12px 5px;border:0;border-top:2px solid var(--ink);border-radius:0;background:transparent}
.forms-icon{border:0;background:var(--ink);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cg fill='none' stroke='black' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cellipse cx='8' cy='8' rx='6' ry='3' transform='rotate(45 8 8)'/%3E%3Cellipse cx='20' cy='8' rx='6' ry='3' transform='rotate(-45 20 8)'/%3E%3Cellipse cx='8' cy='20' rx='6' ry='3' transform='rotate(-45 8 20)'/%3E%3Cellipse cx='20' cy='20' rx='6' ry='3' transform='rotate(45 20 20)'/%3E%3C/g%3E%3Ccircle cx='14' cy='14' r='2' fill='black'/%3E%3C/svg%3E") center/90% 90% no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 28 28'%3E%3Cg fill='none' stroke='black' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cellipse cx='8' cy='8' rx='6' ry='3' transform='rotate(45 8 8)'/%3E%3Cellipse cx='20' cy='8' rx='6' ry='3' transform='rotate(-45 20 8)'/%3E%3Cellipse cx='8' cy='20' rx='6' ry='3' transform='rotate(-45 8 20)'/%3E%3Cellipse cx='20' cy='20' rx='6' ry='3' transform='rotate(45 20 20)'/%3E%3C/g%3E%3Ccircle cx='14' cy='14' r='2' fill='black'/%3E%3C/svg%3E") center/90% 90% no-repeat}
.forms-icon::before,.forms-icon::after{display:none}
.model-trigger-icon{width:22px;height:22px;flex-basis:22px}
.model-trigger-icon.bohr-icon::before{inset:4px}
.model-trigger-icon.bohr-icon::after{inset:8px}
.model-trigger-icon.orbital-icon::before{inset:4px 2px}
.model-trigger-icon.orbital-icon::after{inset:9px 4px}
.model-trigger-icon.forms-icon{background:var(--ink)}
.orbital-model{position:relative;display:grid;width:100%;height:100%;padding:32px 28px 45px 62px;gap:15px;align-content:center;color:var(--ink);text-align:left}
.orbital-spin-legend{position:absolute;top:24px;right:26px;display:flex;justify-content:center;gap:18px;color:var(--soft);font-size:.72rem}
.orbital-spin-legend span{display:flex;align-items:center;gap:5px}
.orbital-spin-legend i{font-size:1.35rem;font-style:normal;font-weight:700}
.orbital-energy-axis{position:absolute;top:76px;bottom:66px;left:32px;display:flex;width:18px;align-items:center;justify-content:center;color:var(--muted);font-size:.62rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.orbital-energy-axis i{position:absolute;top:0;bottom:0;left:8px;width:1.5px;background:var(--ink)}
.orbital-energy-axis i::before{position:absolute;top:-1px;left:-3.5px;width:7px;height:7px;border-top:1.5px solid var(--ink);border-left:1.5px solid var(--ink);content:"";transform:rotate(45deg)}
.orbital-energy-axis span{position:absolute;top:50%;left:-14px;transform:rotate(-90deg) translateX(-50%);transform-origin:left top}
.orbital-landscape{display:flex;min-height:290px;flex-direction:column;justify-content:center;gap:11px}
.orbital-core{display:flex;align-items:center;justify-content:center;gap:12px;align-self:flex-start;margin:4px 0 0 8px;padding:9px 13px 9px 16px;border:1px solid rgba(33,54,51,.22);border-radius:999px;background:rgba(33,54,51,.055);color:var(--ink);font:inherit;cursor:pointer;transition:border-color .14s ease,background .14s ease,transform .14s ease}
.orbital-core:hover{border-color:rgba(33,54,51,.48);background:rgba(33,54,51,.095);transform:translateX(2px)}.orbital-core:focus-visible{outline:2px solid rgba(33,54,51,.42);outline-offset:3px}
.orbital-core small{color:var(--muted);font-size:.67rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.orbital-core strong{font-size:1.15rem}
.orbital-core>i{display:grid;width:22px;height:22px;place-items:center;border-radius:50%;background:rgba(33,54,51,.09);font-size:.8rem;font-style:normal}
.orbital-row{position:relative;display:grid;grid-template-columns:68px auto;gap:12px;align-items:center;min-width:0;padding:6px 10px 7px 0;border-radius:9px;transition:opacity .18s ease,background .18s ease}
.orbital-row::before{position:absolute;z-index:-1;right:0;bottom:0;left:0;height:1px;background:rgba(33,54,51,.16);content:""}
.orbital-row.is-complete{opacity:.62}.orbital-row.is-valence,.orbital-row.is-frontier{opacity:1;background:linear-gradient(90deg,rgba(33,54,51,.07),transparent 85%)}
.orbital-row strong{display:grid;grid-template-columns:auto auto;align-items:baseline;justify-content:end;gap:1px;font-size:1rem;text-align:right}
.orbital-row strong b{font-size:1.15rem}.orbital-row strong small{grid-column:1/-1;color:var(--muted);font-size:.57rem;font-weight:600;line-height:1}
.orbital-row strong sup{font-size:.6em}
.orbital-boxes{display:flex;align-items:flex-start;justify-content:flex-start;gap:5px}
.orbital-column{display:grid;justify-items:center;gap:5px}
.orbital-column small{color:var(--muted);font-size:.68rem;line-height:1;white-space:nowrap}
.orbital-box{display:flex;align-items:center;justify-content:center;width:39px;height:42px;border:1.7px solid rgba(33,54,51,.76);border-radius:5px;background:rgba(250,250,245,.5);font-style:normal}
.orbital-box i{width:13px;font-size:1.45rem;font-style:normal;font-weight:700;line-height:1;text-align:center}
.orbital-electron{transition:opacity .16s ease,transform .16s ease}.orbital-electron.is-concealed{opacity:0;transform:translateY(-8px)}
.alpha-spin{color:#d93939}.beta-spin{color:#2878c8}
.orbital-information{display:grid;gap:14px}.orbital-configuration{display:grid;gap:5px;padding:14px;border:1px solid var(--line);border-radius:12px;background:rgba(250,250,245,.52)}
.orbital-configuration span{color:var(--muted);font-size:.67rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.orbital-configuration strong{font-size:1.12rem;line-height:1.55;word-spacing:.16em}.orbital-configuration sup{font-size:.66em}
.orbital-fill-button{display:flex;min-height:42px;align-items:center;justify-content:center;gap:9px;border:1px solid var(--ink);border-radius:11px;background:var(--ink);color:var(--paper);font:inherit;font-size:.86rem;font-weight:700;cursor:pointer}.orbital-fill-button:hover{background:#294641}.orbital-fill-button span{font-size:.68rem}
.orbital-rule-grid{display:grid;gap:8px}.orbital-rule-grid article{padding:11px 12px;border-left:3px solid rgba(33,54,51,.32);background:rgba(33,54,51,.045)}.orbital-rule-grid b{font-size:.77rem}.orbital-rule-grid p{margin:3px 0 0;color:var(--muted);font-size:.69rem;line-height:1.4}.orbital-information-note{margin:0;color:var(--muted);font-size:.66rem;line-height:1.45}
.orbital-shape{display:block;width:100%;height:100%;overflow:visible}
.orbital-visual-caption{position:absolute;z-index:2;bottom:14px;left:50%;display:grid;min-width:min(370px,82%);gap:5px;color:var(--ink);text-align:center;transform:translateX(-50%);pointer-events:none}
.orbital-visual-caption>span{font-size:.78rem}.orbital-visual-caption small{display:flex;align-items:center;justify-content:center;gap:4px;color:var(--soft);font-size:.67rem;line-height:1.35}
.detail-visual-toggle:has(.orbital-lab){cursor:grab;touch-action:none}
.detail-visual-toggle:has(.orbital-lab):active{cursor:grabbing}
.orbital-lab{position:fixed;z-index:0;inset:0;width:100vw;height:100dvh;border-radius:0;pointer-events:none}
.orbital-axes path{fill:none;stroke:rgba(33,54,51,.25);stroke-width:1.5;stroke-linecap:round}
.orbital-axes text{fill:var(--muted);font-size:12px;font-weight:700}
.orbital-volume{filter:url(#orbitalShadow)}
.phase-positive{fill:url(#positiveOrbital);stroke:#934921;stroke-width:1.6}
.phase-negative{fill:url(#negativeOrbital);stroke:#315875;stroke-width:1.6}
.s-orbital{fill:url(#sOrbital);stroke:#9c6226;stroke-width:1.8}
.s-highlight{fill:#fff4cf;fill-opacity:.25;filter:blur(2px);pointer-events:none}
.orbital-torus{fill:none;stroke:#668fb1;stroke-width:19;stroke-opacity:.9}
.orbital-center{fill:var(--ink);stroke:var(--paper);stroke-width:1.4}
.radial-node-gap{fill:none;stroke:rgba(250,250,245,.9);stroke-width:8}
.radial-node-line{fill:none;stroke:rgba(33,54,51,.42);stroke-width:1.2;stroke-dasharray:3 5}
.orbital-form-controls{display:grid;gap:9px;margin-top:6px;padding-top:12px;border-top:1px solid var(--line)}
.orbital-form-controls>span{color:var(--muted);font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.orbital-form-controls>div{display:flex;flex-wrap:wrap;gap:6px}
.orbital-form-button{position:relative;min-width:40px;padding:7px 9px;border:1px solid var(--line);border-radius:9px;background:rgba(250,250,245,.72);font-size:.82rem;cursor:pointer}
.orbital-form-button.is-active{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.orbital-form-button.is-occupied::after{position:absolute;top:3px;right:3px;width:4px;height:4px;border-radius:50%;background:#d88b53;content:""}
.orbital-form-button.is-active::after{background:var(--paper)}
.orbital-occupancy-note{display:grid!important;grid-template-columns:8px 1fr;gap:8px!important;align-items:start;padding:9px 10px;border:1px solid rgba(33,54,51,.1);border-radius:10px;background:rgba(250,250,245,.5)}
.orbital-occupancy-note>i{width:6px;height:6px;margin-top:4px;border-radius:50%;background:#d88b53}
.orbital-occupancy-note p{display:grid;gap:3px;margin:0!important}
.orbital-occupancy-note strong{color:var(--soft);font-size:.68rem}
.orbital-occupancy-note span{color:var(--muted);font-size:.64rem;line-height:1.42}
.orbital-form-controls p,.orbital-form-controls small{margin:0;color:var(--soft);font-size:.7rem;line-height:1.4}
.orbital-lab-controls{display:grid;grid-template-columns:1fr 1fr;gap:10px 12px;margin-top:3px;padding:12px;border:1px solid var(--line);border-radius:13px;background:rgba(250,250,245,.62)}
.orbital-lab-controls>label{display:grid;gap:4px;color:var(--soft);font-size:.7rem}
.orbital-lab-controls .lab-slider{grid-column:1/-1;grid-template-columns:1fr auto;gap:5px 10px;padding-bottom:10px;border-bottom:1px solid rgba(33,54,51,.1)}
.orbital-lab-controls .lab-slider .lab-control-title{color:var(--ink);font-size:.72rem;font-weight:700}
.orbital-lab-controls .lab-slider input{grid-column:1/-1}
.orbital-lab-controls .lab-slider output{grid-column:2;grid-row:1;color:var(--soft);font-size:.66rem;font-weight:700;text-align:right}
.orbital-lab-controls .lab-learning{grid-column:1/-1;color:var(--muted);font-size:.65rem;line-height:1.42}
.orbital-lab-controls input[type="range"]{width:100%;accent-color:var(--ink)}
.orbital-lab-controls label>span{color:var(--muted);font-size:.64rem}
.orbital-lab-controls .lab-check{display:flex;align-items:center;gap:7px}
.orbital-lab-controls .lab-section-position{grid-column:1/-1}
.orbital-lab-controls .lab-actions{display:grid;grid-column:1/-1;grid-template-columns:1fr 1fr;gap:7px}
.orbital-lab-controls button{padding:8px 10px;border:1px solid var(--line);border-radius:9px;background:rgba(250,250,245,.88);cursor:pointer}
.orbital-lab-controls>small{grid-column:1/-1}
.orbital-lab-controls .lab-model-note{padding-top:2px;color:var(--muted);font-size:.65rem;line-height:1.42}
.phase-key{display:inline-block;width:9px;height:9px;margin-right:3px;border-radius:50%}
.phase-key.positive{background:#d88b53}.phase-key.negative{background:#668fb1}
@media(min-width:721px){
  .detail-view{width:100%;max-width:100%;padding-right:clamp(32px,5vw,72px);padding-left:clamp(32px,5vw,72px);overflow-x:clip}
  .element-detail{width:min(100%,826px);grid-template-rows:min(640px,calc(100dvh - 112px));align-items:start}
  .element-detail:not(.shows-atom){grid-template-columns:minmax(390px,520px) minmax(230px,360px);gap:clamp(30px,6vw,84px)}
  .element-detail .detail-tile{align-self:center}
  .element-detail .detail-info{display:grid;height:100%;min-height:0;grid-template-rows:auto minmax(0,1fr);padding:4px 0 0;overflow:hidden}
  .element-detail .detail-info-scroll{min-height:0;padding:0 8px 8px 0;overflow-x:hidden;overflow-y:auto;scrollbar-width:thin}
  .element-detail.shows-atom{position:relative}
  .element-detail.shows-atom .detail-visual-toggle{z-index:1;grid-column:1;grid-row:1;width:520px;max-width:none;align-self:center;justify-self:center}
  .element-detail.shows-atom .detail-info{z-index:2;grid-column:2;grid-row:1}
  .element-detail.shows-atom .detail-info h2{margin-top:0}
  .element-detail.shows-atom .model-options,
  .element-detail.shows-atom .orbital-form-controls,
  .element-detail.shows-atom .orbital-lab-controls,
  .element-detail.shows-atom .orbital-lab-controls>label{
    min-width:0;
  }
  .element-detail.shows-atom .orbital-lab-controls{
    grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  }
  .element-detail.shows-atom .orbital-lab-controls input[type="range"]{
    min-width:0;
  }
}
@media(min-width:1041px){.element-detail .detail-info{width:calc(100% + 48px)}}
@media(min-width:721px) and (max-width:1040px){
  .element-detail.shows-atom .detail-visual-toggle{justify-self:start}
  .element-detail.shows-atom .detail-info{padding-left:24px;background:linear-gradient(90deg,transparent 0,rgba(250,250,245,.9) 22%,rgba(250,250,245,.98) 46%)}
}
@media(max-width:430px){.orbital-model{padding-right:10px;padding-left:10px;gap:14px}.orbital-levels{gap:11px}.orbital-row{grid-template-columns:34px auto;gap:8px}.orbital-row strong{padding-top:7px;font-size:.82rem}.orbital-boxes{gap:3px}.orbital-box{width:27px;height:34px}.orbital-box i{width:10px;font-size:1.12rem}.orbital-column small{font-size:.56rem}.orbital-spin-legend{gap:16px}.orbital-core{padding:8px 13px}}
@media(max-width:720px){.element-detail.shows-atom{grid-template-columns:1fr;width:min(430px,100%);gap:24px}.element-detail.shows-atom .detail-visual-toggle{width:min(90vw,430px);place-self:center}.element-detail.shows-atom .detail-info{display:grid;width:100%;max-height:min(520px,calc(100dvh - 112px));grid-template-rows:auto minmax(0,1fr);text-align:left;overflow:hidden}.element-detail.shows-atom .detail-info-scroll{min-height:0;overflow-y:auto;scrollbar-width:thin}}
@media(max-width:430px){.model-menu-host{top:max(14px,env(safe-area-inset-top));right:max(10px,env(safe-area-inset-right))}.model-menu summary{height:44px;min-width:138px;padding:0 11px}.model-menu-popover{width:min(280px,calc(100vw - 24px))}.model-option{min-height:48px}}
@media(max-width:430px){.orbital-lab-controls{grid-template-columns:1fr}.orbital-lab-controls .lab-section-position,.orbital-lab-controls .lab-actions,.orbital-lab-controls small{grid-column:auto}}
.periodic-table[data-view="origin"] .element{background:var(--origin-background,#c9c9c3)}
.periodic-table[data-view="origin"] .element::after{position:absolute;inset:0;border-radius:inherit;background:linear-gradient(145deg,rgba(255,255,255,.24),transparent 48%,rgba(33,54,51,.08));content:"";pointer-events:none}
.periodic-table[data-view="origin"] .element-number,
.periodic-table[data-view="origin"] .element-mass,
.periodic-table[data-view="origin"] .element-symbol,
.periodic-table[data-view="origin"] .element-name{z-index:1}
.periodic-table[data-view="origin"] .element-mass{display:none!important}

/* Ordnungszahl und Kachelmetadatum teilen sich Raster, Größe und Mittelachse. */
.element{
  --tile-corner-inset:clamp(2px,.36vw,5px);
  --tile-order-size:min(
    clamp(.48rem,.8vw,.82rem),
    clamp(.48rem,1.2dvh,.82rem),
    clamp(.48rem,38cqh,1.45rem)
  );
}
.element-number{
  top:var(--tile-corner-inset);
  left:var(--tile-corner-inset);
  font-size:var(--tile-order-size);
}
.element-radioactivity{
  top:calc(var(--tile-corner-inset) + var(--tile-icon-size) + 2px);
  right:var(--tile-corner-inset);
  width:var(--tile-icon-size);
  height:var(--tile-icon-size);
}
.periodic-table[data-view="state"] .element-radioactivity,
.periodic-table[data-tile-meta="radioactivity"] .element[data-state="unbekannt"] .element-radioactivity{
  top:var(--tile-corner-inset);
}

.element{
  --tile-icon-size:clamp(7px,18cqh,11px);
  --gas-dot-size:clamp(1.5px,4cqh,3px);
  --gas-dot-offset-x:clamp(2.5px,7cqh,4px);
  --gas-dot-offset-y:clamp(1.75px,5cqh,3px);
}
.element-phase{
  position:absolute;
  z-index:1;
  top:var(--tile-corner-inset);
  right:var(--tile-corner-inset);
  width:var(--tile-icon-size);
  height:var(--tile-icon-size);
  color:currentColor;
  line-height:0;
}
.element-phase::before{
  position:absolute;
  inset:0;
  content:"";
}
.element[data-state="fest"] .element-phase::before{
  inset:17%;
  border-radius:1px;
  background:currentColor;
}
.element[data-state="flüssig"] .element-phase::before{
  background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M1 5c2.3-2 4.7 2 7 0s4.7 2 7 0M1 11c2.3-2 4.7 2 7 0s4.7 2 7 0' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M1 5c2.3-2 4.7 2 7 0s4.7 2 7 0M1 11c2.3-2 4.7 2 7 0s4.7 2 7 0' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;
}
.element[data-state="gasförmig"] .element-phase::before{
  width:var(--gas-dot-size);
  height:var(--gas-dot-size);
  margin:auto;
  border-radius:50%;
  background:currentColor;
  box-shadow:
    calc(-1 * var(--gas-dot-offset-x)) var(--gas-dot-offset-y) 0 currentColor,
    var(--gas-dot-offset-x) calc(-1 * var(--gas-dot-offset-y)) 0 currentColor;
}
.element[data-state="überkritisch"] .element-phase::before{
  inset:10%;
  border:1.5px solid currentColor;
  border-radius:50%;
  background:radial-gradient(circle,currentColor 0 22%,transparent 25%);
}