:root {
  --paper: #fbfaf7;
  --paper-deep: #f0ede6;
  --ink: #1b1815;
  --muted: #706b62;
  --line: #d9d4ca;
  --red: #b8452b;
  --blue: #24406e;
  --white: #fff;
  --sans: "IBM Plex Sans JP", sans-serif;
  --serif: "Noto Serif JP", serif;
  --display: "Fraunces", Georgia, serif;
  --mono: "IBM Plex Mono", monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}
button,
a {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 5px;
}
::selection {
  background: var(--red);
  color: var(--paper);
}
h1,
h2,
h3,
p,
dl,
dd {
  margin: 0;
}
button {
  border-radius: 0;
}
img {
  display: block;
  max-width: 100%;
}
.wrap {
  width: min(1280px, calc(100% - 112px));
  margin-inline: auto;
}
.mono,
.eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}
.skip {
  position: fixed;
  top: -60px;
  left: 16px;
  background: var(--ink);
  color: var(--paper);
  padding: 12px;
  z-index: 100;
}
.skip:focus {
  top: 8px;
}
.header {
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 30;
  border-bottom: 1px solid var(--line);
}
.header-inner {
  width: min(1280px, calc(100% - 112px));
  height: 86px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand {
  display: flex;
  align-items: center;
  font-family: Arial, sans-serif;
  font-size: 29px;
  letter-spacing: -1.5px;
  font-weight: 800;
  white-space: nowrap;
}
.brand-light {
  font-weight: 400;
}
.brand sup {
  font-size: 9px;
  align-self: flex-start;
  padding-top: 5px;
  letter-spacing: 0;
  margin-left: 3px;
}
.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 7px);
  gap: 3px;
  margin-right: 13px;
  transform: rotate(-7deg);
}
.brand-mark i {
  width: 7px;
  height: 7px;
  background: var(--red);
}
.brand-mark i:nth-child(2) {
  border-radius: 50%;
}
.brand-mark i:nth-child(3) {
  border-radius: 50% 0 0 0;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.desktop-nav a {
  padding: 12px 0;
}
.desktop-nav a:hover {
  color: var(--red);
}
.desktop-nav .active {
  position: relative;
}
.desktop-nav .active:after {
  content: "";
  position: absolute;
  bottom: 3px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--red);
}
.desktop-nav .nav-calculator {
  padding: 10px 16px;
  border: 1px solid var(--ink);
}
.nav-calculator span {
  margin-left: 20px;
}
.menu-toggle,
.mobile-nav {
  display: none;
}
.hero-kicker {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 0;
  font: 10px var(--mono);
  letter-spacing: 0.13em;
}
.hero-kicker b {
  font-weight: 400;
  padding: 0 14px;
  color: var(--muted);
}
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  margin: 0 10px 1px 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 35px;
  align-items: center;
  padding: 12px 0 42px;
}
.eyebrow {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.14em;
}
.hero-copy {
  padding-bottom: 18px;
}
.hero-copy h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(40px, 4.5vw, 66px);
  line-height: 1.5;
  letter-spacing: -0.07em;
  margin: 23px 0 28px;
  white-space: nowrap;
}
.red-stop {
  color: var(--red);
}
.hero-lead {
  font-size: 14px;
  line-height: 2;
  max-width: 340px;
}
.hero-description {
  font-size: 12px;
  line-height: 2.1;
  color: var(--muted);
  max-width: 352px;
  margin-top: 13px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 27px;
  margin-top: 30px;
}
.button {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  min-height: 51px;
  min-width: 168px;
  padding: 14px 20px;
  font-size: 12px;
  transition: background 0.2s;
}
.button-dark {
  background: var(--ink);
  color: var(--paper);
}
.button-dark:hover {
  background: var(--red);
}
.button span {
  font-size: 19px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  font-size: 12px;
  white-space: nowrap;
  padding: 10px 0;
  border-bottom: 1px solid var(--ink);
}
.text-link:hover {
  color: var(--red);
  border-color: var(--red);
}
.specimen {
  min-width: 0;
}
.specimen-stage {
  position: relative;
  height: 380px;
  background: var(--paper-deep);
  overflow: hidden;
}
.specimen-no {
  position: absolute;
  top: 0;
  left: 24px;
  color: #e1dbce;
  font-family: var(--display);
  font-size: 250px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.08em;
}
.specimen-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  position: relative;
  z-index: 2;
  transform: scale(1.34);
  transition: opacity 0.15s;
}
.specimen-orbit {
  position: absolute;
  width: 285px;
  height: 285px;
  border: 1px solid #dcd6ca;
  border-radius: 50%;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.specimen-orbit:before,
.specimen-orbit:after {
  content: "";
  position: absolute;
  background: #dcd6ca;
}
.specimen-orbit:before {
  width: 1px;
  height: calc(100% + 55px);
  top: -27px;
  left: 50%;
}
.specimen-orbit:after {
  height: 1px;
  width: calc(100% + 90px);
  left: -45px;
  top: 50%;
}
.cross {
  position: absolute;
  color: var(--muted);
  font: 16px var(--mono);
}
.cross-tl {
  left: 12px;
  top: 7px;
}
.cross-br {
  right: 12px;
  bottom: 7px;
}
.plate-label {
  position: absolute;
  right: 20px;
  top: 18px;
  color: var(--muted);
  font-size: 9px;
  z-index: 3;
}
.plate-note {
  position: absolute;
  left: 20px;
  bottom: 17px;
  color: var(--muted);
  font-size: 8px;
  z-index: 3;
}
.specimen-scale {
  position: absolute;
  bottom: 20px;
  right: 30px;
  width: 66px;
  height: 6px;
  border-bottom: 1px solid var(--muted);
  background: repeating-linear-gradient(
    90deg,
    var(--muted) 0 1px,
    transparent 1px 11px
  );
}
.specimen-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 17px 0 16px;
}
.specimen-caption span {
  font-size: 13px;
  font-weight: 500;
}
.specimen-caption em {
  display: block;
  font-family: var(--display);
  font-size: 13px;
  margin-top: 4px;
  color: var(--muted);
}
.specimen-caption a {
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 22px;
}
.specimen-caption a:hover {
  background: var(--ink);
  color: var(--paper);
}
.specimen-controls {
  display: flex;
  border-top: 1px solid var(--line);
}
.specimen-controls button {
  flex: 1;
  padding: 13px 0;
  background: transparent;
  border: 0;
  position: relative;
  font: 11px var(--mono);
  letter-spacing: 0.08em;
  color: var(--muted);
  min-height: 44px;
}
.specimen-controls button span {
  font-size: 9px;
  margin-right: 9px;
}
.specimen-controls button[aria-pressed="true"] {
  color: var(--ink);
}
.specimen-controls button[aria-pressed="true"]:before {
  content: "";
  height: 2px;
  background: var(--red);
  position: absolute;
  left: 0;
  right: 0;
  top: -1px;
}
.specimen-controls button[aria-pressed="true"] span {
  color: var(--red);
}
.specimen-controls button:hover {
  background: var(--paper-deep);
}
.register-strip {
  border-block: 1px solid var(--ink);
  display: flex;
  align-items: center;
  gap: 46px;
  padding: 22px 0;
}
.strip-title {
  color: var(--muted);
  font-size: 9px;
}
.register-strip dl {
  display: flex;
  gap: 42px;
  flex: 1;
}
.register-strip dl > div {
  display: flex;
  flex-direction: column-reverse;
  gap: 2px;
}
.register-strip dt {
  font-size: 10px;
  color: var(--muted);
}
.register-strip dd {
  font: 32px var(--display);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.register-strip dd span {
  font: 9px var(--mono);
  color: var(--muted);
  letter-spacing: 0.08em;
}
.strip-explore {
  display: flex;
  gap: 23px;
  align-items: center;
  font-size: 9px;
}
.strip-explore span {
  font-size: 23px;
}
.collection {
  padding-block: 76px 80px;
  scroll-margin-top: 10px;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 29px;
}
.section-number {
  display: inline-block;
  color: var(--red);
  margin-right: 13px;
}
.section-heading h2 {
  font-family: var(--serif);
  font-size: 31px;
  font-weight: 500;
  letter-spacing: -0.06em;
  margin-top: 12px;
}
.heading-period {
  font-family: var(--display);
  color: var(--red);
  padding-left: 3px;
}
.section-aside {
  font-size: 10px;
  color: var(--muted);
  padding-bottom: 4px;
}
.section-aside span {
  margin-left: 15px;
}
.species-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 23px;
}
.species-card {
  min-width: 0;
}
.species-art {
  position: relative;
  aspect-ratio: 1/1.04;
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  overflow: hidden;
}
.species-art .art-meta {
  display: flex;
  justify-content: space-between;
  position: absolute;
  top: 15px;
  left: 16px;
  right: 16px;
  font: 9px var(--mono);
  color: var(--muted);
  letter-spacing: 0.1em;
  z-index: 2;
}
.species-art img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.6s;
  transform: scale(1.13);
}
.species-card a:hover .species-art img {
  transform: scale(1.23);
}
.species-open {
  position: absolute;
  right: 13px;
  bottom: 13px;
  border: 1px solid var(--line);
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  font-size: 18px;
  border-radius: 50%;
  transition: background 0.2s;
}
.species-card a:hover .species-open {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.species-title {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.04em;
  margin-top: 18px;
  line-height: 1.65;
  min-height: 49px;
  display: flex;
  align-items: center;
}
.species-scientific {
  font: italic 12px var(--display);
  color: var(--muted);
  margin-top: 1px;
}
.species-card a:hover .species-title {
  color: var(--red);
}
.species-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-top: 1px solid var(--line);
  margin-top: 19px;
  padding-top: 11px;
}
.species-count {
  font: 23px var(--display);
}
.species-count span {
  font: 9px var(--mono);
  margin-left: 6px;
  color: var(--muted);
}
.species-card-bottom a {
  font-size: 10px;
}
.species-card details {
  margin-top: 13px;
  color: var(--muted);
}
.species-card summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  padding: 8px 0;
}
.species-card summary::-webkit-details-marker {
  display: none;
}
.species-card summary:after {
  content: "＋";
}
.species-card details[open] summary:after {
  content: "−";
}
.species-card details p {
  font-size: 12px;
  line-height: 2;
  margin-top: 8px;
}
.workbench {
  background: var(--ink);
  color: var(--paper);
}
.workbench-inner {
  padding-block: 56px 59px;
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: 70px;
}
.workbench .eyebrow {
  color: #b7b1a6;
}
.workbench .section-number {
  color: #e08265;
}
.workbench h2 {
  font: 500 29px/1.8 var(--serif);
  letter-spacing: -0.05em;
  margin-top: 19px;
}
.workbench-symbol {
  display: block;
  font: italic 48px var(--display);
  color: #8f877a;
  margin-top: 25px;
}
.workbench-symbol i {
  font: 28px var(--sans);
  color: #bf6650;
  padding-inline: 13px;
}
.tool-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
}
.tool {
  display: flex;
  flex-direction: column;
  border-top: 1px solid #625b50;
  padding-top: 12px;
}
.tool-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #b7b1a6;
}
.tool-head .mono {
  font-size: 9px;
}
.tool-arrow {
  font-size: 25px;
  line-height: 1;
}
.tool h3 {
  font-size: 21px;
  font-weight: 500;
  margin-top: 23px;
}
.tool p {
  font-size: 12px;
  line-height: 2;
  color: #bdb6ab;
  margin-top: 14px;
  max-width: 270px;
}
.tool-link {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #625b50;
  padding-block: 26px 11px;
  font-size: 11px;
  margin-top: auto;
}
.tool:hover .tool-link,
.tool:hover .tool-arrow {
  color: #edaa96;
}
.glossary {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  padding-block: 48px;
  border-bottom: 1px solid var(--line);
}
.glossary .mono {
  color: var(--muted);
  font-size: 9px;
}
.glossary h2 {
  font: 500 23px/1.6 var(--serif);
  letter-spacing: -0.05em;
  margin-top: 13px;
}
.ad-reservation {
  margin-block: 38px 50px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 118px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: repeating-linear-gradient(
    -45deg,
    transparent 0 7px,
    #706b6206 7px 8px
  );
}
.ad-reservation .mono {
  font-size: 8px;
  letter-spacing: 0.18em;
}
.ad-reservation div {
  font-size: 11px;
}
.ad-reservation div span {
  color: var(--muted);
  font-size: 10px;
}
.footer {
  background: var(--paper-deep);
  padding-block: 40px 22px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.footer-wordmark {
  font-family: Arial, sans-serif;
  font-size: clamp(26px, 4.8vw, 64px);
  font-weight: 800;
  letter-spacing: -0.06em;
}
.footer-wordmark span {
  font-size: 0.75em;
  color: var(--red);
  display: inline-block;
  margin-left: 14px;
  font-weight: 400;
}
.footer-top p {
  font-size: 11px;
  color: var(--muted);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  padding-block: 26px 35px;
}
.footer-bottom p {
  max-width: 540px;
  font-size: 10px;
  color: var(--muted);
  line-height: 2;
}
.footer-bottom nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
  font-size: 10px;
}
.footer-bottom a:hover {
  color: var(--red);
}
.colophon {
  display: flex;
  justify-content: space-between;
  font-size: 8px;
  letter-spacing: 0.09em;
  color: var(--muted);
}
@media (min-width: 1550px) {
  .hero-copy h1 {
    font-size: 68px;
  }
  .specimen-stage {
    height: 410px;
  }
}
@media (max-width: 1100px) {
  .wrap,
  .header-inner {
    width: calc(100% - 64px);
  }
  .desktop-nav {
    gap: 22px;
  }
  .hero-grid {
    gap: 28px;
  }
  .hero-copy h1 {
    font-size: 49px;
  }
  .specimen-stage {
    height: 330px;
  }
  .hero-actions {
    gap: 18px;
  }
  .button {
    min-width: 140px;
  }
  .hero-description {
    max-width: 320px;
  }
  .register-strip {
    gap: 28px;
  }
  .register-strip dl {
    gap: 28px;
  }
  .strip-explore {
    font-size: 8px;
    gap: 12px;
  }
  .species-grid {
    gap: 16px;
  }
  .species-title {
    font-size: 14px;
  }
  .workbench-inner {
    gap: 35px;
    grid-template-columns: 1fr 1.6fr;
  }
  .tool-list {
    gap: 25px;
  }
  .workbench h2 {
    font-size: 26px;
  }
}
@media (max-width: 800px) {
  .wrap,
  .header-inner {
    width: calc(100% - 40px);
  }
  .header-inner {
    height: 72px;
  }
  .brand {
    font-size: 25px;
  }
  .desktop-nav {
    gap: 18px;
    font-size: 11px;
  }
  .desktop-nav .nav-calculator {
    padding: 9px;
  }
  .nav-calculator span {
    margin-left: 10px;
  }
  .hero-grid {
    gap: 25px;
  }
  .hero-copy h1 {
    font-size: 39px;
  }
  .hero-copy .eyebrow {
    font-size: 8px;
  }
  .hero-description {
    font-size: 11px;
  }
  .hero-lead {
    font-size: 13px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .specimen-stage {
    height: 330px;
  }
  .specimen-no {
    font-size: 200px;
  }
  .specimen-caption span {
    font-size: 11px;
  }
  .specimen-caption em {
    font-size: 11px;
  }
  .specimen-controls button {
    font-size: 10px;
  }
  .specimen-controls button span {
    margin-right: 4px;
  }
  .strip-explore {
    display: none;
  }
  .register-strip dl {
    justify-content: space-around;
  }
  .species-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 22px;
  }
  .species-art {
    aspect-ratio: 1.3;
  }
  .species-title {
    min-height: 0;
    font-size: 17px;
  }
  .workbench-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .workbench-heading {
    position: relative;
  }
  .workbench-symbol {
    position: absolute;
    right: 0;
    bottom: 6px;
    font-size: 62px;
  }
  .tool p {
    max-width: none;
  }
  .collection {
    padding-block: 53px 60px;
  }
  .footer-bottom {
    gap: 30px;
  }
}
@media (max-width: 600px) {
  html {
    scroll-padding-top: 84px;
  }
  .header-inner {
    height: 65px;
  }
  .brand {
    font-size: 24px;
  }
  .brand-mark {
    grid-template-columns: repeat(2, 6px);
    gap: 2px;
    margin-right: 10px;
  }
  .brand-mark i {
    width: 6px;
    height: 6px;
  }
  .desktop-nav {
    display: none;
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border: 0;
    background: none;
    font-size: 11px;
    white-space: nowrap;
  }
  .menu-toggle span {
    font-size: 22px;
    font-weight: 400;
  }
  .mobile-nav:not([hidden]) {
    display: grid;
    padding: 0 20px 14px;
    border-top: 1px solid var(--line);
  }
  .mobile-nav a {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }
  .hero-kicker {
    padding: 20px 0 24px;
    font-size: 8px;
    letter-spacing: 0.08em;
  }
  .hero-kicker b {
    padding: 0 4px;
  }
  .hero-kicker > span:last-child {
    font-size: 7px;
  }
  .hero-grid {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 27px;
    padding: 0 0 23px;
  }
  .hero-copy {
    padding: 0;
  }
  .hero-copy .eyebrow {
    font-size: 8px;
  }
  .hero-copy h1 {
    font-size: clamp(36px, 9vw, 49px);
    letter-spacing: -0.065em;
    line-height: 1.48;
    margin: 17px 0 19px;
  }
  .hero-lead {
    font-size: 13px;
    max-width: 330px;
  }
  .hero-description {
    font-size: 12px;
    line-height: 1.95;
    max-width: none;
    margin-top: 10px;
  }
  .hero-actions {
    flex-direction: row;
    align-items: center;
    gap: 22px;
    margin-top: 22px;
  }
  .button {
    font-size: 11px;
    min-width: 145px;
    min-height: 48px;
    padding: 12px 16px;
  }
  .text-link {
    font-size: 11px;
    gap: 13px;
  }
  .specimen-stage {
    height: 255px;
  }
  .specimen-stage img {
    transform: scale(1.38);
  }
  .specimen-no {
    font-size: 196px;
    left: 17px;
  }
  .specimen-orbit {
    width: 215px;
    height: 215px;
  }
  .plate-label {
    font-size: 8px;
  }
  .plate-note {
    font-size: 7px;
  }
  .specimen-caption {
    padding: 12px 0;
  }
  .specimen-caption span {
    font-size: 12px;
  }
  .specimen-caption em {
    font-size: 12px;
  }
  .specimen-caption a {
    width: 34px;
    height: 34px;
    font-size: 19px;
  }
  .specimen-controls button {
    font-size: 10px;
    padding-block: 13px;
  }
  .specimen-controls button span {
    margin-right: 7px;
  }
  .register-strip {
    padding: 17px 0;
    gap: 0;
  }
  .strip-title {
    display: none;
  }
  .register-strip dl {
    gap: 0;
    justify-content: space-between;
  }
  .register-strip dl > div {
    flex: 1;
    border-right: 1px solid var(--line);
    padding-left: 16px;
  }
  .register-strip dl > div:first-child {
    padding-left: 0;
  }
  .register-strip dl > div:last-child {
    border: 0;
  }
  .register-strip dd {
    font-size: 28px;
    gap: 6px;
  }
  .register-strip dd span {
    font-size: 7px;
  }
  .register-strip dt {
    font-size: 9px;
  }
  .collection {
    padding-block: 45px 45px;
  }
  .section-heading {
    margin-bottom: 24px;
  }
  .section-heading h2 {
    font-size: 27px;
  }
  .section-heading .eyebrow {
    font-size: 9px;
  }
  .section-aside {
    font-size: 9px;
  }
  .section-aside span {
    margin-left: 7px;
  }
  .species-grid {
    gap: 27px 15px;
  }
  .species-art {
    aspect-ratio: 1;
  }
  .species-art .art-meta {
    top: 10px;
    left: 10px;
    right: 10px;
    font-size: 8px;
  }
  .species-art img {
    transform: scale(1.22);
  }
  .species-open {
    width: 25px;
    height: 25px;
    font-size: 15px;
    right: 8px;
    bottom: 8px;
  }
  .species-title {
    font-size: 13px;
    line-height: 1.6;
    min-height: 42px;
    margin-top: 11px;
  }
  .species-scientific {
    font-size: 10px;
    min-height: 24px;
    line-height: 1.5;
  }
  .species-card-bottom {
    margin-top: 10px;
    padding-top: 8px;
  }
  .species-count {
    font-size: 21px;
  }
  .species-count span {
    font-size: 7px;
    margin-left: 4px;
  }
  .species-card-bottom a {
    font-size: 9px;
  }
  .species-card details {
    margin-top: 4px;
  }
  .species-card summary {
    font-size: 10px;
    min-height: 44px;
    align-items: center;
  }
  .species-card details p {
    font-size: 11px;
    line-height: 1.95;
  }
  .workbench-inner {
    padding-block: 34px 37px;
    gap: 25px;
  }
  .workbench h2 {
    font-size: 25px;
  }
  .workbench-symbol {
    font-size: 35px;
    right: 0;
    bottom: 4px;
  }
  .workbench-symbol i {
    font-size: 20px;
    padding-inline: 4px;
  }
  .workbench .eyebrow {
    font-size: 9px;
  }
  .tool-list {
    gap: 23px;
    grid-template-columns: 1fr;
  }
  .tool {
    padding-top: 11px;
  }
  .tool h3 {
    margin-top: 7px;
    font-size: 20px;
  }
  .tool p {
    margin-top: 10px;
  }
  .tool-link {
    padding-top: 18px;
  }
  .glossary {
    padding-block: 34px;
    flex-direction: column;
    align-items: flex-start;
    gap: 13px;
  }
  .glossary h2 {
    font-size: 20px;
    max-width: 300px;
    line-height: 1.8;
  }
  .glossary .text-link {
    align-self: flex-end;
  }
  .ad-reservation {
    height: 104px;
    margin-block: 27px 32px;
  }
  .footer {
    padding-top: 30px;
  }
  .footer-top {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
    padding-bottom: 20px;
  }
  .footer-wordmark {
    font-size: 38px;
  }
  .footer-top p {
    font-size: 10px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 19px;
    padding-block: 20px 27px;
  }
  .footer-bottom nav {
    gap: 0;
  }
  .footer-bottom nav a {
    padding-block: 10px;
  }
  .colophon {
    font-size: 7px;
    flex-wrap: wrap;
    gap: 18px;
  }
  .colophon > span:nth-child(2) {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
    animation: none !important;
  }
}
/* Keep the complete silhouette visible for the long tail and upright pose. */
.species-art img[data-species="aft"] {
  transform: scale(0.98);
}
.species-card a:hover .species-art img[data-species="aft"] {
  transform: scale(1.02);
}
.specimen-stage img[data-species="bd"] {
  transform: scale(1.05);
}
.specimen-stage img[data-species="aft"] {
  transform: scale(1.13);
}
@media (max-width: 600px) {
  .species-art img {
    transform: scale(1.02);
  }
  .species-card a:hover .species-art img {
    transform: scale(1.04);
  }
}
@media (max-width: 360px) {
  .header-inner {
    gap: 12px;
  }
  .brand {
    font-size: 22px;
  }
  .hero-actions {
    gap: 14px;
  }
  .hero-actions .button {
    min-width: 130px;
  }
  .hero-actions .text-link {
    gap: 8px;
    font-size: 10px;
  }
  .workbench-symbol {
    position: static;
    margin-top: 18px;
  }
}
.glossary h2 {
  text-wrap: balance;
}

/* Study 02 — an illustrated workbench, directly below the cover. */
.brand {
  font-family: var(--display);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: -0.065em;
  gap: 10px;
}
.brand-emblem {
  width: 28px;
  height: 28px;
  flex: none;
}
.footer-wordmark {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: -0.055em;
}
.desktop-nav a[href$="/notes/"] {
  border-bottom: 1px solid var(--ink);
}
.return-tools {
  padding-block: 46px 0;
  scroll-margin-top: 12px;
}
.tools-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 24px;
}
.tools-heading h2 {
  font: 500 27px/1.5 var(--serif);
  letter-spacing: -0.04em;
  margin-top: 11px;
}
.tools-heading-note {
  font: 13px/1.8 var(--serif);
  color: var(--muted);
  padding-bottom: 2px;
}
.return-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.return-card {
  padding: 23px 28px 20px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  transition:
    border-color 0.2s,
    background 0.2s;
}
.calculator-card {
  background: #ede9e1;
}
.memo-card {
  background: #f6f3ed;
}
.return-card:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 47px;
  height: 3px;
  background: var(--red);
  transition: width 0.25s;
}
.return-card:hover:before {
  width: 100%;
}
.return-card:hover {
  border-color: #b5a999;
}
.card-index {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 9px;
  color: var(--muted);
}
.card-index span:first-child {
  color: var(--red);
}
.return-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 16px;
  min-height: 210px;
  padding-block: 16px 12px;
}
.return-card-copy h3 {
  font: 500 30px/1.5 var(--serif);
  letter-spacing: -0.06em;
}
.return-card-copy p {
  font-size: 12px;
  line-height: 2;
  color: var(--muted);
  margin-top: 17px;
  max-width: 240px;
}
.genetics-graphic {
  padding: 10px 0 0;
  color: var(--red);
}
.parents {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 25px;
  color: var(--ink);
}
.parents > span {
  font: italic 42px/1 var(--display);
}
.parents i {
  font: 24px var(--display);
  color: var(--red);
}
.genetics-graphic svg {
  display: block;
  width: 100%;
  height: 40px;
  margin-top: 12px;
}
.offspring {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  text-align: center;
}
.offspring span {
  display: grid;
  place-items: center;
  height: 38px;
  border: 1px solid #b8452b45;
  font: 17px var(--display);
}
.offspring span:last-child {
  background: var(--red);
  border-color: var(--red);
  color: var(--paper);
}
.graphic-caption {
  font-size: 7px;
  letter-spacing: 0.08em;
  text-align: center;
  margin-top: 15px;
  color: var(--muted);
}
.return-card-foot {
  border-top: 1px solid #c9c0b4;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  padding-top: 13px;
}
.entry-arrow {
  width: 33px;
  height: 33px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--paper);
  border-radius: 50%;
  font-size: 20px;
  transition:
    background 0.2s,
    transform 0.2s;
}
.return-card:hover .entry-arrow {
  background: var(--red);
  transform: rotate(6deg);
}
.memo-graphic {
  position: relative;
  height: 190px;
  max-width: 240px;
}
.memo-sheet {
  position: absolute;
  width: 132px;
  height: 156px;
  border: 1px solid #ccc3b4;
  background: var(--paper);
}
.back-sheet {
  top: 21px;
  left: 24px;
  transform: rotate(-12deg);
  background: #e9e3d8;
}
.front-sheet {
  top: 11px;
  left: 44px;
  transform: rotate(5deg);
  padding: 14px 12px;
  box-shadow: 0 5px 9px #1b181508;
  transition: transform 0.3s;
}
.return-card:hover .front-sheet {
  transform: rotate(0deg) translateY(-3px);
}
.memo-tab {
  position: absolute;
  right: 13px;
  top: -1px;
  width: 12px;
  height: 24px;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 75%, 0 100%);
}
.sheet-label {
  font-size: 6px;
  letter-spacing: 0.08em;
}
.front-sheet img {
  width: 106px;
  height: 73px;
  object-fit: contain;
  transform: scale(1.35);
}
.sheet-rules {
  margin-top: 4px;
  display: grid;
  gap: 12px;
}
.sheet-rules span {
  height: 1px;
  background: var(--line);
}
.sheet-rules span:last-child {
  width: 66%;
}
.sheet-star {
  position: absolute;
  right: 9px;
  bottom: 8px;
  color: var(--red);
  font-size: 15px;
}
.pencil {
  position: absolute;
  top: 57px;
  right: 1px;
  width: 5px;
  height: 118px;
  border-left: 1px solid #893821;
  background: #b8452b;
  transform: rotate(22deg);
}
.pencil:after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: -1px;
  width: 5px;
  height: 10px;
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}
.collection {
  padding-top: 57px;
  padding-bottom: 0;
}
.collection-reference {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  border-top: 1px solid var(--line);
  padding: 18px 0;
}
.collection-reference .mono {
  font-size: 8px;
  color: var(--muted);
}
.collection-reference a {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 11px;
  min-height: 32px;
}
.collection-reference a:hover {
  color: var(--red);
}
.ad-reservation {
  margin-top: 16px;
  margin-bottom: 32px;
  height: 100px;
}
.footer {
  border-top: 1px solid var(--line);
}
.mobile-shortcuts {
  display: none;
}
@media (max-width: 1100px) {
  .return-card {
    padding: 20px;
  }
  .return-card-body {
    gap: 10px;
  }
  .return-card-copy h3 {
    font-size: 26px;
  }
  .return-card-copy p {
    font-size: 11px;
  }
  .memo-sheet {
    width: 115px;
  }
  .front-sheet {
    left: 24px;
  }
  .back-sheet {
    left: 10px;
  }
  .front-sheet img {
    width: 90px;
  }
  .pencil {
    right: 0;
  }
  .parents {
    gap: 15px;
  }
  .parents > span {
    font-size: 35px;
  }
}
@media (max-width: 800px) {
  .brand {
    font-size: 26px;
    gap: 8px;
  }
  .brand-emblem {
    width: 25px;
    height: 25px;
  }
  .return-card-body {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .return-card-copy p {
    max-width: none;
    min-height: 66px;
    font-size: 12px;
    margin-top: 10px;
  }
  .genetics-graphic {
    width: 190px;
    margin-inline: auto;
    padding-block: 10px 25px;
  }
  .memo-graphic {
    width: 190px;
    margin-inline: auto;
    height: 185px;
  }
  .front-sheet {
    left: 42px;
  }
  .back-sheet {
    left: 24px;
  }
  .tools-heading-note {
    font-size: 11px;
    max-width: 155px;
  }
  .tools-heading h2 {
    font-size: 25px;
  }
}
@media (max-width: 600px) {
  body {
    padding-bottom: calc(62px + env(safe-area-inset-bottom));
  }
  .brand {
    font-size: 25px;
    gap: 8px;
  }
  .brand-emblem {
    width: 23px;
    height: 23px;
  }
  .return-tools {
    padding-top: 32px;
  }
  .tools-heading {
    margin-bottom: 20px;
  }
  .tools-heading h2 {
    font-size: 22px;
  }
  .tools-heading-note {
    display: none;
  }
  .return-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  .return-card {
    padding: 19px 18px 14px;
  }
  .card-index {
    font-size: 8px;
  }
  .return-card-body {
    grid-template-columns: 1.15fr 1fr;
    min-height: 179px;
    gap: 12px;
    padding-block: 15px;
  }
  .return-card-copy h3 {
    font-size: 24px;
  }
  .return-card-copy p {
    font-size: 11px;
    min-height: 0;
    line-height: 1.95;
  }
  .genetics-graphic {
    width: 100%;
    padding-block: 0;
  }
  .parents {
    gap: 10px;
  }
  .parents > span {
    font-size: 29px;
  }
  .parents i {
    font-size: 21px;
  }
  .genetics-graphic svg {
    height: 32px;
    margin-top: 8px;
  }
  .offspring {
    gap: 3px;
  }
  .offspring span {
    font-size: 14px;
    height: 31px;
  }
  .graphic-caption {
    font-size: 6px;
    line-height: 1.8;
    letter-spacing: 0;
    margin-top: 10px;
  }
  .memo-graphic {
    width: 100%;
    height: 153px;
  }
  .memo-sheet {
    width: 98px;
    height: 131px;
  }
  .front-sheet {
    left: 16px;
    top: 7px;
    padding: 10px;
  }
  .back-sheet {
    left: 7px;
    top: 13px;
  }
  .front-sheet img {
    width: 76px;
    height: 63px;
  }
  .sheet-label {
    font-size: 5px;
  }
  .memo-tab {
    width: 9px;
    height: 20px;
    right: 9px;
  }
  .pencil {
    right: 0;
    height: 95px;
    top: 45px;
    width: 4px;
  }
  .return-card-foot {
    font-size: 11px;
    padding-top: 10px;
  }
  .entry-arrow {
    width: 29px;
    height: 29px;
    font-size: 18px;
  }
  .collection {
    padding-top: 37px;
  }
  .collection-reference {
    margin-top: 20px;
    padding-block: 11px;
  }
  .collection-reference a {
    min-height: 44px;
  }
  .collection-reference .mono {
    font-size: 7px;
  }
  .footer-wordmark {
    font-size: 38px;
  }
  .mobile-shortcuts {
    position: fixed;
    z-index: 35;
    bottom: 0;
    left: 0;
    right: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--paper);
    border-top: 1px solid var(--ink);
    box-shadow: 0 -6px 24px #1b181508;
    padding: 7px 10px calc(7px + env(safe-area-inset-bottom));
  }
  .mobile-shortcuts a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 11px;
    min-height: 47px;
    font-size: 12px;
  }
  .mobile-shortcuts a:first-child {
    border-right: 1px solid var(--line);
  }
  .shortcut-icon {
    font: 25px var(--display);
    color: var(--red);
  }
  .mobile-shortcuts svg {
    width: 21px;
    height: 21px;
    stroke: var(--red);
    fill: none;
    stroke-width: 1.3;
  }
  .shortcut-arrow {
    font-size: 13px;
    margin-left: 5px;
  }
}
@media (max-width: 360px) {
  .brand {
    font-size: 22px;
    gap: 6px;
  }
  .brand-emblem {
    width: 21px;
    height: 21px;
  }
  .return-card {
    padding-inline: 14px;
  }
  .return-card-body {
    grid-template-columns: 1.1fr 1fr;
    gap: 7px;
  }
  .return-card-copy h3 {
    font-size: 21px;
  }
  .return-card-copy p {
    font-size: 10px;
  }
  .memo-sheet {
    width: 82px;
    height: 124px;
  }
  .front-sheet {
    left: 10px;
  }
  .back-sheet {
    left: 0;
  }
  .pencil {
    right: 0;
  }
}
.return-card {
  display: flex;
  flex-direction: column;
}
.return-card-body {
  flex: 1;
}
.return-card-foot {
  margin-top: auto;
}
@media (max-width: 600px) {
  .return-card-copy p {
    font-size: 12px;
  }
  .pencil {
    right: 8px;
  }
}
@media (max-width: 360px) {
  .return-card-copy p {
    font-size: 11px;
  }
}
@media (max-width: 360px) {
  .specimen-stage img {
    transform: scale(1.04);
  }
  .specimen-stage img[data-species="aft"] {
    transform: scale(1.04);
  }
}

/* Landscape illustrated plates: preserve the supplied artwork and printed labels. */
.collection .species-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:42px 28px}
.collection .collection-meta{display:flex;justify-content:space-between;margin-bottom:12px;font:9px var(--mono);letter-spacing:.12em;color:var(--muted)}
.collection .species-art{aspect-ratio:1024/572;border:1px solid var(--line);background:#f5f0df}
.collection .species-art img,.collection .species-card a:hover .species-art img{width:100%;height:100%;object-fit:contain;transform:none;transition:none}
.collection .species-title{justify-content:space-between;gap:16px;min-height:36px;font-size:18px;margin-top:17px}
.collection .species-open{position:static;flex:none;width:34px;height:34px;font-size:20px}
.collection .species-scientific{font-size:13px}
.collection .species-card>a:focus-visible{display:block;outline-offset:6px}
@media(max-width:600px){
 .collection .species-grid{grid-template-columns:1fr;gap:32px}
 .collection .collection-meta{font-size:8px;margin-bottom:10px}
 .collection .species-title{font-size:16px;margin-top:12px;min-height:34px}
 .collection .species-scientific{font-size:12px;min-height:0}
 .collection .species-card-bottom{margin-top:12px}
 .collection .species-card-bottom a{font-size:11px;min-height:44px;display:inline-flex;align-items:center}
}

/* HOME plate: AFT is the size/foot baseline. Tail bleed is intentional. */
.specimen-stage #hero-image{object-fit:contain;filter:none;transform-origin:50% 50%;transform:translateY(var(--hero-y,0%)) scale(var(--hero-scale,1.19))}
.specimen-stage #hero-image[data-species="leo"]{--hero-scale:1.19;--hero-y:-.7%}
.specimen-stage #hero-image[data-species="aft"]{--hero-scale:1.1865;--hero-y:0%}
.specimen-stage #hero-image[data-species="cres"]{--hero-scale:1.19;--hero-y:12%}
.specimen-stage #hero-image[data-species="bd"]{--hero-scale:1.19;--hero-y:11.7%}

/* Keep the species introduction attached to its own name block. */
.collection .species-card details{margin:6px 0 0}.collection .species-card summary{justify-content:flex-start;gap:18px;min-height:40px;padding:8px 0}.collection .species-card details p{margin:4px 0 14px;max-width:62ch}.collection .species-card-bottom{margin-top:12px}