:root {
  color-scheme: dark;
  --ink: #07111c;
  --panel: #0d1c2a;
  --line: #224050;
  --muted: #8ea5b2;
  --text: #eaf8fb;
  --cyan: #70f4e9;
  --blue: #83adff;
  --amber: #ffb979;
}
* {
  box-sizing: border-box;
}
html {
  font-family: Arial, 'Microsoft YaHei', sans-serif;
  background: var(--ink);
  color: var(--text);
}
body {
  margin: 0;
  min-width: 320px;
}
button,
input {
  font: inherit;
}
button {
  cursor: pointer;
}
a {
  color: inherit;
  text-decoration: none;
}
button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
.page-aura {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 45% 40% at 24% 30%, #113e4c6a, transparent 85%),
    radial-gradient(ellipse 40% 50% at 85% 12%, #12305b75, transparent 85%),
    linear-gradient(135deg, #07121d 0%, #08131f 48%, #060e19 100%);
}
.page-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.17;
  background-image:
    linear-gradient(#37627655 1px, transparent 1px),
    linear-gradient(90deg, #37627655 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, #0008, transparent 75%);
}
.site-shell {
  position: relative;
  z-index: 1;
  max-width: 1680px;
  min-height: 100vh;
  margin: auto;
  display: flex;
  flex-direction: column;
  padding: 0 clamp(24px, 4.2vw, 72px);
}
.site-topbar {
  height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  border-bottom: 1px solid #23404b95;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 13px;
  min-width: 0;
}
.wordmark-symbol {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #7cf5e6;
  background: #103743;
  box-shadow: 0 0 18px #19bdcc3c;
}
.wordmark-symbol span {
  width: 17px;
  height: 17px;
  border-right: 3px solid #92fff1;
  border-bottom: 3px solid #92fff1;
  transform: rotate(45deg) translate(-2px, -2px);
}
.wordmark-name {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.08em;
}
.wordmark-name small {
  display: block;
  margin-top: 3px;
  color: #68adaf;
  font-size: 9px;
  letter-spacing: 0.18em;
  font-weight: 800;
}
.topbar-status,
.site-footer,
.section-tag,
.window-head,
.readout-index,
.sim-values,
.sim-controls,
.access-top,
.form-kicker,
.role-tab > span,
.access-bottom {
  font-family: Arial, sans-serif;
  letter-spacing: 0.15em;
}
.topbar-status {
  font-size: 11px;
  color: #a2bdc9;
  font-weight: 800;
  white-space: nowrap;
}
.status-pulse,
.live-flag i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border-radius: 50%;
  background: #5df4d3;
  box-shadow: 0 0 12px #5df4d3;
  animation: pulse 2.2s ease-in-out infinite;
}
.topbar-divider {
  margin: 0 12px;
  color: #52717d;
}
.login-layout {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(430px, 0.82fr);
  gap: clamp(28px, 4vw, 76px);
  align-items: stretch;
}
.story-column {
  min-width: 0;
  padding: clamp(38px, 4vw, 64px) 0 26px;
}
.section-tag {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #6bf3df;
  font-size: 11px;
  font-weight: 800;
}
.section-tag > span:first-child {
  display: grid;
  place-items: center;
  width: 27px;
  height: 27px;
  border: 1px solid #478b92;
  font-size: 10px;
}
.tag-rule {
  width: 37px;
  height: 1px;
  background: #77dfd5;
}
.story-heading h1 {
  margin: 22px 0 13px;
  display: flex;
  flex-direction: column;
  font-size: clamp(48px, 4.7vw, 78px);
  line-height: 1.16;
  letter-spacing: -0.07em;
}
.story-heading h1 > span {
  font-weight: 750;
}
.story-heading h1 strong {
  font-weight: 900;
  color: #a6fff3;
  text-shadow: 0 0 42px #45eadb35;
}
.title-period {
  color: #f9b57a;
}
.story-intro {
  margin: 0 0 29px;
  color: #a9bfca;
  font-size: 17px;
  line-height: 1.8;
}
.simulation-window {
  position: relative;
  overflow: hidden;
  border: 1px solid #396073;
  background: linear-gradient(145deg, #0b2332, #07131f 67%);
  box-shadow:
    0 24px 70px #02060d80,
    0 0 42px #19dbe511;
  clip-path: polygon(0 0, 100% 0, 100% 96%, 97% 100%, 0 100%);
}
.simulation-window:before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, #8afbf1, transparent);
  z-index: 2;
}
.window-head {
  height: 42px;
  padding: 0 17px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid #31556799;
  background: #102838a8;
  color: #83b6c4;
  font-size: 10px;
  font-weight: 800;
}
.window-head > b,
.window-head b {
  color: #4c7181;
  margin: 0 6px;
}
.window-markers {
  display: flex;
  gap: 5px;
}
.window-markers i {
  display: block;
  width: 5px;
  height: 5px;
  border: 1px solid #70c6c5;
  border-radius: 50%;
}
.window-markers i:first-child {
  background: #66d9d5;
}
.live-flag {
  margin-left: auto;
  color: #98f7e8;
  white-space: nowrap;
}
.live-flag i {
  width: 5px;
  height: 5px;
  margin-right: 6px;
}
.sim-canvas-shell {
  position: relative;
  height: clamp(230px, 25vw, 370px);
  overflow: hidden;
  background: radial-gradient(circle at 50% 45%, #16445b85, #081928 64%, #07131e 95%);
}
.sim-canvas-shell:after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, #0b1a2699, transparent 20%, transparent 80%, #0b1a2688),
    repeating-linear-gradient(0deg, #dffeff05 0 1px, transparent 1px 5px);
}
.sim-canvas-shell canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.sim-watermark {
  position: absolute;
  right: 23px;
  top: 20px;
  color: #a4ced349;
  font-size: 11px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: 0.22em;
  text-align: right;
}
.sim-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  color: #8baab7;
}
.sim-crosshair {
  position: absolute;
  left: 22px;
  top: 16px;
  color: #70eada8f;
  font-size: 24px;
  font-weight: 200;
}
.sim-coordinate {
  position: absolute;
  left: 23px;
  bottom: 18px;
  font-family: Consolas, monospace;
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.04em;
}
.sim-fallback {
  display: none;
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, #174a5a, #091b29 65%);
}
.sim-fallback-active .sim-fallback {
  display: block;
}
.sim-fallback-active canvas {
  display: none;
}
.sim-fallback span {
  position: absolute;
  display: block;
}
.fallback-pivot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #dffaff;
  left: 51%;
  top: 23%;
  box-shadow: 0 0 20px #8ff7f0;
}
.fallback-arm {
  width: 4px;
  height: 30%;
  background: linear-gradient(#a5d3dd, #53808b);
  transform-origin: top center;
}
.arm-one {
  left: 51.5%;
  top: 25%;
  transform: rotate(-48deg);
}
.arm-two {
  left: 31.3%;
  top: 48%;
  height: 25%;
  transform: rotate(46deg);
}
.fallback-bob {
  border-radius: 50%;
}
.bob-one {
  left: 29%;
  top: 44%;
  width: 24px;
  height: 24px;
  background: #72eade;
  box-shadow: 0 0 25px #72eade;
}
.bob-two {
  left: 43%;
  top: 65%;
  width: 31px;
  height: 31px;
  background: #ffc28d;
  box-shadow: 0 0 28px #ffb879;
}
.sim-readout {
  display: grid;
  grid-template-columns: minmax(170px, 0.95fr) minmax(220px, 1.4fr) auto;
  gap: 20px;
  align-items: center;
  padding: 18px 22px 20px;
  border-top: 1px solid #31556799;
  background: #0d2332;
}
.readout-title {
  display: grid;
  gap: 5px;
}
.readout-index {
  color: #70e8d7;
  font-size: 10px;
  font-weight: 800;
}
.readout-title strong {
  font-size: 19px;
}
.readout-title small {
  color: #799da8;
  font-size: 11px;
}
.sim-values {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}
.sim-values div {
  display: grid;
  gap: 5px;
}
.sim-values span {
  font-size: 10px;
  color: #8caeb9;
  white-space: nowrap;
}
.sim-values b {
  font-size: 14px;
  color: #e1f7f9;
  letter-spacing: 0;
  white-space: nowrap;
}
.sim-controls {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.sim-controls button {
  min-height: 44px;
  padding: 3px 9px;
  border: 1px solid #3a6f79;
  background: #143845;
  color: #a6eae5;
  font-size: 10px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.sim-controls button:hover {
  border-color: #69f4e7;
  color: #fff;
}
.story-foot {
  display: flex;
  gap: clamp(15px, 2.4vw, 34px);
  flex-wrap: wrap;
  margin-top: 24px;
  color: #9cb8c2;
  font-size: 13px;
}
.story-foot span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.story-foot i {
  width: 5px;
  height: 5px;
  background: #69ecdd;
  transform: rotate(45deg);
}
.access-column {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 36px 0 25px clamp(28px, 3vw, 55px);
  border-left: 1px solid #26465391;
}
.access-top,
.access-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  color: #769baa;
  font-size: 10px;
  font-weight: 800;
}
.access-top b {
  margin-left: 10px;
  color: #64e0d7;
}
.access-lock {
  color: #78e3de;
  font-size: 19px;
}
.access-card {
  width: 100%;
  max-width: 550px;
  margin: auto 0;
  padding: 32px 0;
}
.form-kicker {
  margin: 0 0 20px;
  color: #63e2d3;
  font-size: 11px;
  font-weight: 800;
}
.access-heading h2 {
  margin: 0;
  font-size: clamp(42px, 3.8vw, 64px);
  letter-spacing: -0.075em;
  line-height: 1.14;
}
.access-heading h2 span {
  display: block;
  color: #8cf1e6;
}
.access-heading > p:last-child {
  margin: 17px 0 31px;
  color: #9fb7c1;
  font-size: 16px;
  line-height: 1.65;
}
.role-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 29px;
}
.role-tab {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 78px;
  padding: 13px;
  border: 1px solid #355463;
  background: #0d2230;
  color: #a0b9c4;
  text-align: left;
  transition:
    background 0.2s,
    border-color 0.2s,
    transform 0.2s;
}
.role-tab:hover {
  transform: translateY(-2px);
  border-color: #63d4d1;
}
.role-tab.is-active {
  background: linear-gradient(140deg, #164b56, #133642);
  border-color: #74eadf;
  box-shadow:
    inset 0 2px #7cf8e8,
    0 0 25px #1de3d21c;
  color: #effffe;
}
.role-tab > span {
  font-size: 9px;
  font-weight: 800;
  color: #75bbc3;
}
.role-tab.is-active > span {
  color: #9cfff1;
}
.role-tab strong {
  font-size: 18px;
}
.access-card form label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 19px 0 9px;
  color: #dcebef;
  font-size: 16px;
  font-weight: 750;
}
.access-card form label small {
  font-size: 10px;
  color: #658d9c;
  letter-spacing: 0.14em;
}
.input-shell {
  display: flex;
  align-items: center;
  min-height: 58px;
  border: 1px solid #3b5c6b;
  background: #0b1d2c;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}
.input-shell:focus-within {
  border-color: #78ece0;
  box-shadow: 0 0 0 3px #51e6db1d;
}
.input-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 52px;
  color: #78d9d7;
  font-size: 20px;
}
.input-shell input {
  height: 56px;
  width: 100%;
  min-width: 0;
  padding: 0 13px 0 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: #efffff;
  font-size: 16px;
}
.input-shell input::placeholder {
  color: #65808e;
}
.reveal-button {
  min-width: 60px;
  min-height: 46px;
  margin-right: 5px;
  border: 0;
  background: transparent;
  color: #8ccbd0;
  font-size: 15px;
}
.form-error {
  margin: 14px 0 0;
  color: #ffbcae;
  font-size: 15px;
  line-height: 1.5;
}
.form-error[hidden] {
  display: none;
}
.submit-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 62px;
  margin-top: 32px;
  padding: 0 23px;
  border: 1px solid #9dfff4;
  background: linear-gradient(110deg, #9cf8e9, #5fd7e8);
  color: #062431;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0.03em;
  clip-path: polygon(0 0, 100% 0, 100% 76%, 96% 100%, 0 100%);
  transition:
    filter 0.2s,
    transform 0.2s;
}
.submit-button:hover {
  filter: brightness(1.1);
  transform: translateY(-3px);
}
.submit-button:disabled {
  opacity: 0.65;
  cursor: wait;
}
.submit-button span:last-child {
  font-size: 27px;
  font-weight: 400;
}
.access-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 20px;
  color: #8faab6;
}
.access-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}
.note-line {
  flex: none;
  width: 19px;
  height: 1px;
  margin-top: 11px;
  background: #5ee0d7;
}
.access-bottom {
  color: #5b8493;
}
.access-bottom-line {
  flex: 1;
  height: 1px;
  background: #315362;
}
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 0 24px;
  border-top: 1px solid #23404b95;
  color: #608491;
  font-size: 10px;
  font-weight: 700;
}
.sim-fallback-active .sim-controls {
  display: none;
}
@keyframes pulse {
  50% {
    opacity: 0.45;
    box-shadow: 0 0 3px #5df4d3;
  }
}
@media (max-width: 1300px) {
  .login-layout {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.85fr);
    gap: 30px;
  }
  .sim-readout {
    grid-template-columns: 1fr 1.5fr;
  }
  .sim-controls {
    grid-column: 1/-1;
    flex-direction: row;
  }
  .sim-controls button {
    min-height: 44px;
  }
  .story-heading h1 {
    font-size: clamp(47px, 4.5vw, 70px);
  }
}
@media (max-width: 960px) {
  .site-topbar {
    height: 76px;
  }
  .login-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .story-column {
    padding: 44px 0 38px;
  }
  .story-heading h1 {
    font-size: clamp(48px, 7vw, 72px);
  }
  .simulation-window {
    max-width: 820px;
  }
  .sim-canvas-shell {
    height: 330px;
  }
  .access-column {
    border-left: 0;
    border-top: 1px solid #315465;
    padding: 29px 0 30px;
  }
  .access-card {
    max-width: 610px;
    margin: 28px auto;
  }
  .access-bottom {
    max-width: 610px;
    width: 100%;
    margin: auto;
  }
  .site-footer span:nth-child(2) {
    display: none;
  }
}
@media (max-width: 560px) {
  .site-shell {
    padding: 0 18px;
  }
  .site-topbar {
    height: 69px;
  }
  .wordmark-name {
    font-size: 18px;
  }
  .wordmark-symbol {
    width: 36px;
    height: 36px;
  }
  .topbar-status {
    display: none;
  }
  .story-column {
    padding: 34px 0 29px;
  }
  .story-heading h1 {
    font-size: clamp(37px, 9.2vw, 51px);
    margin-top: 18px;
  }
  .story-intro {
    font-size: 16px;
    margin-bottom: 22px;
  }
  .story-intro br {
    display: none;
  }
  .sim-canvas-shell {
    height: 256px;
  }
  .window-head {
    padding: 0 12px;
    gap: 10px;
    font-size: 9px;
  }
  .sim-watermark {
    right: 12px;
    font-size: 9px;
  }
  .sim-coordinate {
    left: 12px;
    bottom: 11px;
    font-size: 9px;
  }
  .sim-readout {
    grid-template-columns: 1fr;
    padding: 16px;
    gap: 13px;
  }
  .readout-title {
    grid-template-columns: auto 1fr;
    align-items: baseline;
    column-gap: 10px;
  }
  .readout-title small {
    grid-column: 1/-1;
  }
  .sim-values {
    gap: 5px;
  }
  .sim-values b {
    font-size: 14px;
  }
  .sim-values span {
    font-size: 10px;
  }
  .sim-controls {
    grid-column: auto;
  }
  .sim-controls button {
    flex: 1;
    min-height: 44px;
  }
  .story-foot {
    gap: 12px;
    font-size: 11px;
  }
  .access-card {
    margin: 15px auto 35px;
    padding: 13px 0;
  }
  .access-heading h2 {
    font-size: 44px;
  }
  .access-heading > p:last-child {
    margin-bottom: 24px;
  }
  .role-tabs {
    gap: 6px;
  }
  .role-tab {
    min-height: 74px;
    padding: 11px 7px;
  }
  .role-tab > span {
    font-size: 8px;
  }
  .role-tab strong {
    font-size: 16px;
  }
  .access-note p {
    font-size: 14px;
  }
  .site-footer {
    padding: 18px 0;
    font-size: 9px;
  }
  .site-footer span:last-child {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *:before,
  *:after {
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* The science is the spectacle: restore the product's original daylight palette. */
:root {
  color-scheme: light;
  --ink: #f5f8f7;
  --panel: #ffffff;
  --line: #d5e1e1;
  --muted: #60767b;
  --text: #183238;
  --cyan: #087e89;
  --blue: #337da6;
  --amber: #e5a457;
}
html {
  background: var(--ink);
}
.page-aura {
  background:
    radial-gradient(ellipse 42% 52% at 22% 27%, #d8f2f0 0%, transparent 84%),
    radial-gradient(ellipse 37% 42% at 86% 12%, #e4eff8 0%, transparent 83%), #f5f8f7;
}
.page-grid {
  opacity: 0.19;
  background-image:
    linear-gradient(#8cb7b855 1px, transparent 1px),
    linear-gradient(90deg, #8cb7b855 1px, transparent 1px);
}
.site-topbar,
.site-footer {
  border-color: #cbdcdd;
}
.wordmark-symbol {
  border-color: #0b6f78;
  background: #effbfa;
  box-shadow: 0 5px 18px #0a707b1c;
}
.wordmark-symbol span {
  border-color: #0c8590;
}
.wordmark-name small,
.topbar-status,
.section-tag,
.story-foot,
.access-top,
.access-bottom,
.site-footer {
  color: #617d82;
}
.status-pulse,
.live-flag i,
.story-foot i {
  background: #19aaa5;
  box-shadow: 0 0 0 4px #1baaa521;
}
.topbar-divider {
  color: #9fb5b8;
}
.section-tag,
.readout-index,
.form-kicker,
.access-top b {
  color: #0a8288;
}
.section-tag > span:first-child {
  border-color: #8cbabd;
  color: #087e89;
}
.tag-rule {
  background: #62adaf;
}
.story-heading h1 strong,
.access-heading h2 span {
  color: #09838f;
  text-shadow: none;
}
.title-period {
  color: #e7a668;
}
.story-intro,
.access-heading > p:last-child,
.access-note,
.access-note p {
  color: #5e7479;
}
.simulation-window {
  overflow: visible;
  border: 1px solid #c8dcdf;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 22px 58px #234e521a;
  clip-path: none;
}
.simulation-window:before {
  display: none;
}
.exhibit-picker {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  padding: 10px;
  border-bottom: 1px solid #d9e7e7;
  background: #f8fbfa;
  border-radius: 18px 18px 0 0;
}
.exhibit-picker button {
  display: grid;
  gap: 3px;
  min-height: 54px;
  padding: 7px 9px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: #5c7278;
  text-align: left;
  transition:
    background 0.2s,
    color 0.2s,
    transform 0.2s;
}
.exhibit-picker button:hover {
  color: #087e89;
  background: #e9f6f5;
  transform: translateY(-2px);
}
.exhibit-picker button.is-active {
  border-color: #a6d7d8;
  background: #def2f1;
  color: #086b73;
  box-shadow: 0 3px 10px #126a7915;
}
.exhibit-picker small {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.06em;
}
.exhibit-picker strong {
  font-size: 14px;
}
.window-head {
  border-color: #dce9e8;
  background: #ffffff;
  color: #779197;
}
.window-head b {
  color: #98afb2;
}
.window-markers i {
  border-color: #84b8ba;
}
.window-markers i:first-child {
  background: #0eaaad;
}
.live-flag {
  color: #0a8582;
}
.sim-canvas-shell {
  height: clamp(310px, 29vw, 420px);
  background: radial-gradient(circle at 53% 43%, #ecfbfa 0%, #f7fbfa 52%, #eff6f5 100%);
}
[data-active-exhibit='celestial'] .sim-canvas-shell {
  background: radial-gradient(circle at 52% 46%, #f8fcff, #eaf4fa 73%, #e0edf7);
}
[data-active-exhibit='golden'] .sim-canvas-shell {
  background: radial-gradient(circle at 52% 46%, #fffaf0, #fbf2df 73%, #f5e8d1);
}
[data-active-exhibit='cell'] .sim-canvas-shell {
  background: radial-gradient(circle at 52% 46%, #fffdfd, #f2f8f6 72%, #eaf4f1);
}
.sim-canvas-shell:after {
  background:
    linear-gradient(90deg, #f4faf99e, transparent 18%, transparent 82%, #f4faf99e),
    repeating-linear-gradient(0deg, #1e727205 0 1px, transparent 1px 6px);
}
.sim-watermark {
  color: #7da4a681;
  white-space: pre-line;
}
.sim-overlay,
.sim-coordinate {
  color: #6d898e;
}
.sim-coordinate {
  white-space: pre-line;
}
.sim-crosshair {
  color: #348d8e;
}
.sim-fallback {
  background: #f3faf8;
}
.sim-fallback p {
  position: absolute;
  bottom: 20px;
  left: 20px;
  color: #45696e;
  font-size: 15px;
}
.sim-readout {
  border-color: #d5e5e5;
  border-radius: 0 0 18px 18px;
  background: #ffffff;
}
.readout-title small,
.sim-values span {
  color: #69858a;
}
.sim-values b {
  color: #18363b;
  white-space: normal;
  overflow-wrap: anywhere;
  line-height: 1.35;
}
.sim-controls button {
  border-color: #b9d9d9;
  border-radius: 8px;
  background: #f0f8f7;
  color: #0c7077;
}
.sim-controls button:hover {
  border-color: #0d9498;
  background: #dff3f0;
  color: #075a61;
}
.access-column {
  border-color: #d0e0e0;
}
.access-lock {
  color: #138d91;
}
.note-line {
  color: #138d91;
  background: #138d91;
}
.role-tab {
  border-color: #d0dfdf;
  border-radius: 12px;
  background: #ffffffb8;
  color: #4f676d;
}
.role-tab:hover {
  border-color: #69b8ba;
}
.role-tab.is-active {
  border-color: #5caeb1;
  background: #e4f5f3;
  color: #0b626c;
  box-shadow: 0 5px 18px #196e7814;
}
.role-tab > span,
.role-tab.is-active > span {
  color: #53878b;
}
.access-card form label {
  color: #18363b;
}
.access-card form label small {
  color: #758f94;
}
.input-shell {
  border-color: #c6d8da;
  border-radius: 10px;
  background: #ffffff;
}
.input-shell:focus-within {
  border-color: #21a0a5;
  box-shadow: 0 0 0 4px #33b5b220;
}
.input-icon,
.reveal-button {
  color: #27868d;
}
.input-shell input {
  color: #16343a;
}
.input-shell input::placeholder {
  color: #8b9fa3;
}
.form-error {
  color: #b24f49;
}
.submit-button {
  border-color: #0a818a;
  border-radius: 10px;
  background: linear-gradient(105deg, #087d88, #0d9fa7);
  color: #ffffff;
  clip-path: none;
  box-shadow: 0 14px 25px #0c8e951d;
}
.submit-button:hover {
  filter: brightness(1.07);
}
.access-bottom-line {
  background: #c8dddd;
}
@media (max-width: 560px) {
  .sim-canvas-shell {
    height: 275px;
  }
  .exhibit-picker {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .exhibit-picker button {
    min-height: 48px;
  }
  .access-column {
    border-top-color: #d0e0e0;
  }
}