/* Recovered from browser-delivered CSS.
   Local font binaries are intentionally not bundled; use system fallbacks. */
:root {
  --font-geist-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --font-geist-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme {
  :root,:host {
    --font-sans: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    --spacing: .25rem;
    --default-font-family: var(--font-sans);
    --default-mono-font-family: var(--font-mono);
  }
}

@layer base {
  *,:after,:before,::backdrop {
    box-sizing: border-box;
    border: 0 solid;
    margin: 0;
    padding: 0;
  }

  ::file-selector-button {
    box-sizing: border-box;
    border: 0 solid;
    margin: 0;
    padding: 0;
  }

  html,:host {
    -webkit-text-size-adjust: 100%;
    tab-size: 4;
    line-height: 1.5;
    font-family: var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");
    font-feature-settings: var(--default-font-feature-settings,normal);
    font-variation-settings: var(--default-font-variation-settings,normal);
    -webkit-tap-highlight-color: transparent;
  }

  hr {
    height: 0;
    color: inherit;
    border-top-width: 1px;
  }

  abbr:where([title]) {
    -webkit-text-decoration: underline dotted;
    text-decoration: underline dotted;
  }

  h1,h2,h3,h4,h5,h6 {
    font-size: inherit;
    font-weight: inherit;
  }

  a {
    color: inherit;
    -webkit-text-decoration: inherit;
    -webkit-text-decoration: inherit;
    -webkit-text-decoration: inherit;
    -webkit-text-decoration: inherit;
    text-decoration: inherit;
  }

  b,strong {
    font-weight: bolder;
  }

  code,kbd,samp,pre {
    font-family: var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);
    font-feature-settings: var(--default-mono-font-feature-settings,normal);
    font-variation-settings: var(--default-mono-font-variation-settings,normal);
    font-size: 1em;
  }

  small {
    font-size: 80%;
  }

  sub,sup {
    vertical-align: baseline;
    font-size: 75%;
    line-height: 0;
    position: relative;
  }

  sub {
    bottom: -.25em;
  }

  sup {
    top: -.5em;
  }

  table {
    text-indent: 0;
    border-color: inherit;
    border-collapse: collapse;
  }

  :-moz-focusring {
    outline: auto;
  }

  progress {
    vertical-align: baseline;
  }

  summary {
    display: list-item;
  }

  ol,ul,menu {
    list-style: none;
  }

  img,svg,video,canvas,audio,iframe,embed,object {
    vertical-align: middle;
    display: block;
  }

  img,video {
    max-width: 100%;
    height: auto;
  }

  button,input,select,optgroup,textarea {
    font: inherit;
    font-feature-settings: inherit;
    font-variation-settings: inherit;
    letter-spacing: inherit;
    color: inherit;
    opacity: 1;
    background-color: #0000;
    border-radius: 0;
  }

  ::file-selector-button {
    font: inherit;
    font-feature-settings: inherit;
    font-variation-settings: inherit;
    letter-spacing: inherit;
    color: inherit;
    opacity: 1;
    background-color: #0000;
    border-radius: 0;
  }

  :where(select:is([multiple],[size])) optgroup {
    font-weight: bolder;
  }

  :where(select:is([multiple],[size])) optgroup option {
    padding-inline-start: 20px;
  }

  ::file-selector-button {
    margin-inline-end: 4px;
  }

  ::placeholder {
    opacity: 1;
  }

  @supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px) {
    ::placeholder {
      color: currentColor;
    }

    @supports (color:color-mix(in lab, red, red)) {
      ::placeholder {
        color: color-mix(in oklab, currentcolor 50%, transparent);
      }
    }
  }

  textarea {
    resize: vertical;
  }

  ::-webkit-search-decoration {
    -webkit-appearance: none;
  }

  ::-webkit-date-and-time-value {
    min-height: 1lh;
    text-align: inherit;
  }

  ::-webkit-datetime-edit {
    display: inline-flex;
  }

  ::-webkit-datetime-edit-fields-wrapper {
    padding: 0;
  }

  ::-webkit-datetime-edit {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-year-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-month-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-day-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-hour-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-minute-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-second-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-millisecond-field {
    padding-block: 0;
  }

  ::-webkit-datetime-edit-meridiem-field {
    padding-block: 0;
  }

  ::-webkit-calendar-picker-indicator {
    line-height: 1;
  }

  :-moz-ui-invalid {
    box-shadow: none;
  }

  button,input:where([type=button],[type=reset],[type=submit]) {
    appearance: button;
  }

  ::file-selector-button {
    appearance: button;
  }

  ::-webkit-inner-spin-button {
    height: auto;
  }

  ::-webkit-outer-spin-button {
    height: auto;
  }

  [hidden]:where(:not([hidden=until-found])) {
    display: none !important;
  }
}

@layer components;

@layer utilities {
  .visible {
    visibility: visible;
  }

  .relative {
    position: relative;
  }

  .start {
    inset-inline-start: var(--spacing);
  }

  .table {
    display: table;
  }
}

:root {
  --ink: #151713;
  --muted: #686e64;
  --line: #d9ddd4;
  --paper: #f3f4ee;
  --surface: #fbfcf7;
  --accent: #d7ff45;
  --accent-deep: #728e05;
  --night: #171a16;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-geist-sans), "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: var(--accent);
  color: var(--ink);
}

.draft-bar {
  background: var(--ink);
  color: #f7f8f2;
  letter-spacing: .04em;
  justify-content: center;
  align-items: center;
  gap: .55rem;
  min-height: 38px;
  padding: .55rem 1.25rem;
  font-size: .82rem;
  display: flex;
}

.draft-dot {
  background: var(--accent);
  border-radius: 50%;
  width: 7px;
  height: 7px;
  box-shadow: 0 0 0 4px #d7ff4524;
}

.site-header,.hero,.focus-strip,.section,.edit-guide,.contact-section,footer {
  width: min(1180px,100% - 48px);
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 90px;
  display: grid;
}

.wordmark {
  letter-spacing: -.06em;
  width: fit-content;
  font-size: 1.5rem;
  font-weight: 760;
}

.wordmark span,.accent {
  color: var(--accent-deep);
}

nav {
  color: #454a42;
  gap: 1.7rem;
  font-size: .88rem;
  display: flex;
}

nav a,.header-cta,.text-link {
  transition: opacity .18s;
}

nav a:hover,.header-cta:hover,.text-link:hover {
  opacity: .55;
}

.header-cta {
  justify-self: end;
  font-size: .9rem;
  font-weight: 650;
}

.editor-entry {
  border: 1px solid var(--ink);
  align-items: center;
  gap: .45rem;
  padding: .62rem .8rem;
  display: inline-flex;
}

.editor-entry:hover {
  background: var(--ink);
  color: #fff;
  opacity: 1;
}

.hero {
  grid-template-columns: minmax(0,1.55fr) minmax(280px,.55fr);
  align-items: end;
  gap: clamp(3rem,8vw,8rem);
  padding: clamp(5rem,9vw,8rem) 0 clamp(4.5rem,8vw,6.5rem);
  display: grid;
}

.eyebrow,.section-number {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  letter-spacing: .13em;
  margin: 0;
  font-size: .74rem;
  font-weight: 600;
}

.hero h1 {
  letter-spacing: -.09em;
  margin: .7rem 0 0;
  font-size: clamp(5rem,11vw,9.2rem);
  font-weight: 650;
  line-height: .9;
}

.name-en {
  color: #8a8f86;
  font-family: var(--font-geist-mono), monospace;
  letter-spacing: .28em;
  margin: .55rem 0 2rem .2rem;
  font-size: .8rem;
  font-weight: 650;
}

.hero-intro {
  color: #4d524a;
  letter-spacing: -.02em;
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.12rem,2vw,1.48rem);
  line-height: 1.72;
}

.hero-intro strong {
  color: var(--ink);
  text-underline-offset: .2em;
  font-weight: 650;
  -webkit-text-decoration: underline #a4c926;
  text-decoration: underline #a4c926;
  text-decoration-thickness: .15em;
}

.hero-actions {
  align-items: center;
  gap: 1.45rem;
  margin-top: 2.5rem;
  display: flex;
}

.primary-button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  min-width: 178px;
  padding: .95rem 1.15rem .95rem 1.3rem;
  font-size: .9rem;
  font-weight: 650;
  transition: transform .18s,background .18s,color .18s;
  display: inline-flex;
}

.primary-button:hover {
  background: var(--accent);
  color: var(--ink);
  transform: translateY(-2px);
}

.text-link {
  font-size: .9rem;
  font-weight: 620;
}

.portrait-card {
  border: 1px solid var(--line);
  background: #ffffff7a;
  padding: 1rem;
  position: relative;
}

.portrait-card:before {
  background: var(--accent);
  content: "";
  width: 54px;
  height: 8px;
  position: absolute;
  top: -1px;
  right: -1px;
}

.portrait-frame {
  aspect-ratio: 1;
  background: #fff;
  overflow: hidden;
}

.portrait-frame img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  display: block;
}

.portrait-meta {
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem 0 1.25rem;
  font-size: .66rem;
  display: flex;
}

.portrait-card>p {
  color: var(--muted);
  margin: 1.2rem 0 .35rem;
  font-size: .75rem;
}

.portrait-card>strong {
  font-family: var(--font-geist-mono), monospace;
  font-size: 1.3rem;
}

.focus-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: repeat(4,1fr);
  display: grid;
}

.focus-item {
  border-right: 1px solid var(--line);
  min-height: 120px;
  padding: 1.75rem;
}

.focus-item:first-child {
  padding-left: 0;
}

.focus-item:last-child {
  border-right: 0;
}

.focus-item p {
  color: var(--muted);
  margin: 0 0 .85rem;
  font-size: .75rem;
}

.focus-item strong {
  font-size: 1rem;
  font-weight: 630;
}

.section {
  padding: 7rem 0;
}

.section h2 {
  letter-spacing: -.065em;
  max-width: 760px;
  margin: 1.1rem 0 0;
  font-size: clamp(2.35rem,4.5vw,4.4rem);
  font-weight: 610;
  line-height: 1.08;
}

.multiline {
  white-space: pre-line;
}

.about-section {
  grid-template-columns: .95fr 1.05fr;
  gap: clamp(3rem,8vw,8rem);
  display: grid;
}

.about-copy {
  align-self: end;
}

.about-copy>p {
  color: var(--muted);
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.95;
}

.about-copy>p+p {
  margin-top: 1rem;
}

.about-facts,.project-tags {
  flex-wrap: wrap;
  gap: .45rem;
  display: flex;
}

.about-facts {
  margin-top: 1.7rem;
}

.about-facts span,.project-tags span {
  border: 1px solid var(--line);
  color: #5d6259;
  background: #ffffff59;
  border-radius: 999px;
  padding: .5rem .65rem;
  font-size: .7rem;
}

.bordered-section {
  border-top: 1px solid var(--line);
}

.section-head {
  grid-template-columns: 1fr minmax(220px,340px);
  align-items: end;
  gap: 4rem;
  margin-bottom: 4.2rem;
  display: grid;
}

.section-side-note {
  color: var(--muted);
  margin: 0;
  font-size: .85rem;
  line-height: 1.8;
}

.education-list,.publication-list,.patent-list {
  border-top: 1px solid var(--ink);
}

.education-item {
  border-bottom: 1px solid var(--line);
  grid-template-columns: .68fr 1.55fr;
  gap: 3rem;
  padding: 2.25rem 0;
  display: grid;
}

.item-period,.item-kicker {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  margin: 0;
  font-size: .72rem;
  line-height: 1.6;
}

.education-item h3 {
  letter-spacing: -.035em;
  margin: .45rem 0 .8rem;
  font-size: 1.35rem;
  font-weight: 620;
}

.education-item div>p:last-child {
  color: var(--muted);
  margin: 0;
  font-size: .86rem;
}

.projects-grid {
  border: 1px solid var(--line);
  background: var(--line);
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 1px;
  display: grid;
}

.project-card {
  background: var(--paper);
  flex-direction: column;
  min-height: 500px;
  padding: 1.7rem;
  transition: background .2s,transform .2s;
  display: flex;
}

.project-card:hover {
  z-index: 1;
  background: var(--surface);
  position: relative;
  transform: translateY(-4px);
}

.project-card-top {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  justify-content: space-between;
  gap: 1rem;
  font-size: .69rem;
  display: flex;
}

.project-card-top span:first-child {
  color: var(--ink);
  font-size: .82rem;
  font-weight: 650;
}

.project-body {
  margin: 4.2rem 0 auto;
}

.project-body h3 {
  letter-spacing: -.045em;
  margin: 0 0 1.1rem;
  font-size: 1.55rem;
  font-weight: 620;
  line-height: 1.35;
}

.project-body p {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  margin: 0;
  font-size: .74rem;
  line-height: 1.75;
}

.project-tags {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding-top: 1.25rem;
}

.project-detail {
  color: var(--muted);
  margin: 1.4rem 0 0;
  font-size: .75rem;
  line-height: 1.75;
}

.dark-wrap {
  background: var(--night);
  color: #f1f3eb;
}

.capability-section .section-number,.capability-section .section-side-note {
  color: #979d92;
}

.capability-grid {
  border-top: 1px solid #3d413a;
  grid-template-columns: repeat(3,1fr);
  display: grid;
}

.capability-group {
  border-right: 1px solid #3d413a;
  min-height: 340px;
  padding: 2rem 2rem 2rem 0;
}

.capability-group:not(:first-child) {
  padding-left: 2rem;
}

.capability-group:last-child,.capability-group:nth-child(3n) {
  border-right: 0;
}

.capability-group:nth-child(3n/**/+1) {
  padding-left: 0;
}

.capability-group:nth-child(n/**/+4) {
  border-top: 1px solid #3d413a;
}

.capability-group>span {
  color: #8e9589;
  font-family: var(--font-geist-mono), monospace;
  font-size: .7rem;
}

.capability-group h3 {
  margin: 3.5rem 0 2rem;
  font-size: 1.14rem;
  font-weight: 600;
}

.capability-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.capability-group li {
  color: #c4c8bf;
  border-top: 1px solid #30332e;
  padding: .78rem 0;
  font-size: .85rem;
}

.metric-pair,.patent-summary {
  align-items: center;
  gap: 1rem;
  display: flex;
}

.metric-pair>strong {
  letter-spacing: -.07em;
  font-size: 3rem;
  font-weight: 590;
}

.metric-pair>span {
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.55;
}

.publication-item {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 120px minmax(0,1fr) 180px;
  gap: 2.5rem;
  padding: 2.4rem 0;
  display: grid;
}

.publication-index {
  flex-direction: column;
  align-items: flex-start;
  gap: .8rem;
  display: flex;
}

.publication-index>span {
  font-family: var(--font-geist-mono), monospace;
  font-size: .76rem;
}

.publication-index em {
  border: 1px solid var(--line);
  color: var(--muted);
  border-radius: 999px;
  padding: .42rem .55rem;
  font-size: .66rem;
  font-style: normal;
}

.publication-copy h3 {
  margin: 0 0 1.1rem;
  font-family: Georgia,Times New Roman,serif;
  font-size: 1.16rem;
  font-weight: 500;
  line-height: 1.48;
}

.publication-copy p {
  color: var(--muted);
  margin: .35rem 0 0;
  font-size: .76rem;
  line-height: 1.65;
}

.publication-item>a {
  color: #556c00;
  font-family: var(--font-geist-mono), monospace;
  text-align: right;
  overflow-wrap: anywhere;
  justify-self: end;
  font-size: .69rem;
  line-height: 1.65;
}

.publication-item>a:hover {
  text-decoration: underline;
}

.patent-summary {
  justify-content: flex-end;
  gap: 1.5rem;
}

.patent-summary span {
  color: var(--muted);
  align-items: baseline;
  gap: .4rem;
  font-size: .73rem;
  display: flex;
}

.patent-summary strong {
  color: var(--ink);
  font-family: var(--font-geist-mono), monospace;
  font-size: 1.25rem;
}

.inventor-note {
  color: var(--muted);
  margin: 0 0 2.2rem;
  font-size: .76rem;
}

.subsection-heading {
  border-top: 1px solid var(--ink);
  justify-content: space-between;
  align-items: baseline;
  gap: 2rem;
  margin-bottom: 1rem;
  padding-top: 1.5rem;
  display: flex;
}

.subsection-heading h3 {
  letter-spacing: -.035em;
  margin: 0;
  font-size: 1.25rem;
  font-weight: 650;
}

.subsection-heading>span {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  font-size: .68rem;
}

.copyright-heading {
  margin-top: 5rem;
  margin-bottom: 1.4rem;
}

.patent-item {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 90px minmax(0,1.15fr) minmax(280px,.85fr);
  align-items: start;
  gap: 2rem;
  padding: 2.2rem 0;
  display: grid;
}

.patent-status {
  width: fit-content;
  color: var(--muted);
  border: 1px solid #c8ccc3;
  border-radius: 999px;
  padding: .45rem .58rem;
  font-size: .68rem;
}

.patent-status.granted {
  background: var(--accent);
  color: var(--ink);
  border-color: #afca3a;
  font-weight: 650;
}

.patent-title h3 {
  margin: 0 0 .8rem;
  font-size: 1.08rem;
  font-weight: 620;
  line-height: 1.55;
}

.patent-title p {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  margin: 0;
  font-size: .72rem;
}

.patent-meta {
  grid-template-columns: repeat(2,1fr);
  gap: 1rem 1.5rem;
  margin: 0;
  display: grid;
}

.patent-meta div:last-child:nth-child(3) {
  grid-column: 1/-1;
}

.patent-meta dt {
  color: var(--muted);
  margin-bottom: .35rem;
  font-size: .66rem;
}

.patent-meta dd {
  font-family: var(--font-geist-mono), monospace;
  margin: 0;
  font-size: .72rem;
  line-height: 1.55;
}

.copyright-list {
  border-top: 1px solid var(--ink);
}

.copyright-item {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 72px minmax(0,1fr) minmax(260px,.72fr);
  align-items: start;
  gap: 2rem;
  padding: 2rem 0;
  display: grid;
}

.copyright-index {
  color: var(--accent-deep);
  font-family: var(--font-geist-mono), monospace;
  font-size: .74rem;
  font-weight: 650;
}

.copyright-item h4 {
  margin: 0 0 .7rem;
  font-size: 1.05rem;
  font-weight: 620;
  line-height: 1.55;
}

.copyright-item p {
  color: var(--muted);
  margin: 0;
  font-size: .72rem;
}

.copyright-item dl {
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1.25rem;
  margin: 0;
  display: grid;
}

.copyright-item dt {
  color: var(--muted);
  margin-bottom: .4rem;
  font-size: .66rem;
}

.copyright-item dd {
  font-family: var(--font-geist-mono), monospace;
  overflow-wrap: anywhere;
  margin: 0;
  font-size: .72rem;
}

.activity-section {
  border-top: 1px solid var(--line);
}

.activity-layout {
  border: 1px solid var(--line);
  background: var(--line);
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1px;
  display: grid;
}

.activity-column {
  background: var(--surface);
  padding: 2rem;
}

.activity-column-head {
  border-bottom: 1px solid var(--ink);
  justify-content: space-between;
  align-items: baseline;
  gap: 1.5rem;
  padding-bottom: 1.5rem;
  display: flex;
}

.activity-column-head h3 {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 650;
}

.activity-column-head strong {
  color: var(--accent-deep);
  font-family: var(--font-geist-mono), monospace;
  font-size: 1.4rem;
}

.activity-list {
  display: grid;
}

.activity-item {
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 0;
}

.activity-item:last-child {
  border-bottom: 0;
}

.activity-meta {
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: .6rem 1rem;
  display: flex;
}

.activity-meta span {
  color: #5f7507;
  border: 1px solid #bec7a0;
  border-radius: 999px;
  padding: .35rem .52rem;
  font-size: .64rem;
  font-weight: 650;
}

.activity-meta time {
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  font-size: .66rem;
}

.activity-item h4 {
  margin: 1rem 0 .55rem;
  font-size: .98rem;
  font-weight: 620;
  line-height: 1.55;
}

.activity-location,.activity-detail {
  color: var(--muted);
  margin: 0;
  font-size: .73rem;
  line-height: 1.65;
}

.activity-detail {
  margin-top: .45rem;
}

.honors-grid {
  border: 1px solid var(--line);
  background: var(--line);
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 1px;
  display: grid;
}

.honor-card {
  background: var(--paper);
  min-height: 220px;
  padding: 2rem;
}

.honor-card>span {
  color: var(--accent-deep);
  font-family: var(--font-geist-mono), monospace;
  font-size: .68rem;
  font-weight: 650;
}

.honor-card h3 {
  margin: 3.1rem 0 .8rem;
  font-size: 1.15rem;
  font-weight: 650;
  line-height: 1.4;
}

.honor-card p {
  color: var(--muted);
  margin: 0;
  font-size: .8rem;
  line-height: 1.7;
}

.roadmap-section {
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(3rem,8vw,8rem);
  display: grid;
}

.roadmap-list {
  border-top: 1px solid var(--ink);
  margin: 0;
  padding: 0;
  list-style: none;
}

.roadmap-list li {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 100px 1fr;
  gap: 1.2rem;
  padding: 1.65rem 0;
  display: grid;
}

.roadmap-list li>span {
  color: var(--accent-deep);
  font-family: var(--font-geist-mono), monospace;
  font-size: .7rem;
  font-weight: 650;
}

.roadmap-list strong {
  font-size: 1rem;
  font-weight: 630;
}

.roadmap-list p {
  color: var(--muted);
  margin: .5rem 0 0;
  font-size: .82rem;
  line-height: 1.7;
}

.edit-guide {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  margin-bottom: 7rem;
}

.edit-guide summary {
  cursor: pointer;
  justify-content: space-between;
  align-items: center;
  min-height: 82px;
  font-size: .94rem;
  font-weight: 620;
  list-style: none;
  display: flex;
}

.edit-guide summary::-webkit-details-marker {
  display: none;
}

.edit-guide summary span:last-child {
  font-size: 1.3rem;
  font-weight: 300;
  transition: transform .18s;
}

.edit-guide[open] summary span:last-child {
  transform: rotate(45deg);
}

.edit-guide-grid {
  grid-template-columns: repeat(3,1fr);
  gap: 2rem;
  padding: 0 0 2rem;
  display: grid;
}

.edit-guide-grid p {
  color: var(--muted);
  margin: 0;
  font-size: .82rem;
  line-height: 1.75;
}

.edit-guide-grid strong {
  color: var(--ink);
}

.contact-section {
  background: var(--accent);
  grid-template-columns: 1.25fr .75fr;
  gap: 5rem;
  padding: clamp(3rem,7vw,6rem);
  display: grid;
}

.contact-section .section-number {
  color: #5e7600;
}

.contact-section h2 {
  letter-spacing: -.08em;
  margin: 1.1rem 0 0;
  font-size: clamp(3.5rem,7vw,7rem);
  font-weight: 650;
  line-height: .95;
}

.contact-section .accent {
  color: var(--ink);
}

.contact-details {
  flex-direction: column;
  align-self: end;
  align-items: flex-start;
  display: flex;
}

.contact-details>p {
  margin: 0 0 1.6rem;
  font-size: .86rem;
  line-height: 1.7;
}

.contact-details>a {
  border-bottom: 1px solid var(--ink);
  margin-top: .7rem;
  font-size: .96rem;
  font-weight: 650;
}

.contact-meta {
  color: #4e6200;
  font-family: var(--font-geist-mono), monospace;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.2rem;
  font-size: .68rem;
  display: flex;
}

footer {
  min-height: 100px;
  color: var(--muted);
  font-family: var(--font-geist-mono), monospace;
  justify-content: space-between;
  align-items: center;
  font-size: .7rem;
  display: flex;
}

footer a:hover {
  color: var(--ink);
}

@media (width<=900px) {
  .site-header,.hero,.focus-strip,.section,.edit-guide,.contact-section,footer {
    width: min(100% - 32px,720px);
  }

  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 76px;
  }

  nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr minmax(210px,.48fr);
    gap: 2.5rem;
  }

  .focus-strip {
    grid-template-columns: repeat(2,1fr);
  }

  .focus-item:nth-child(2) {
    border-right: 0;
  }

  .focus-item:nth-child(-n/**/+2) {
    border-bottom: 1px solid var(--line);
  }

  .about-section,.roadmap-section {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
  }

  .projects-grid,.capability-grid {
    grid-template-columns: 1fr;
  }

  .project-card {
    min-height: 390px;
  }

  .capability-group,.capability-group:not(:first-child) {
    border-bottom: 1px solid #3d413a;
    border-right: 0;
    min-height: auto;
    padding: 2rem 0;
  }

  .capability-group h3 {
    margin: 1.25rem 0 1.5rem;
  }

  .publication-item {
    grid-template-columns: 90px 1fr;
  }

  .publication-item>a {
    text-align: left;
    grid-column: 2;
    justify-self: start;
  }

  .patent-item {
    grid-template-columns: 80px 1fr;
  }

  .patent-meta {
    grid-column: 2;
  }

  .copyright-item {
    grid-template-columns: 60px minmax(0,1fr);
  }

  .copyright-item dl {
    grid-column: 2;
  }

  .activity-layout,.honors-grid {
    grid-template-columns: 1fr;
  }

  .edit-guide-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact-section {
    grid-template-columns: 1fr;
    gap: 4rem;
    padding: 3rem;
  }
}

@media (width<=640px) {
  .draft-bar {
    justify-content: flex-start;
    font-size: .72rem;
  }

  .hero {
    grid-template-columns: 1fr;
    padding: 3.8rem 0 4rem;
  }

  .hero h1 {
    font-size: 4.8rem;
  }

  .hero-intro {
    font-size: 1.04rem;
  }

  .portrait-card {
    grid-template-columns: 112px 1fr;
    align-items: end;
    column-gap: 1rem;
    display: grid;
  }

  .portrait-frame {
    grid-row: 1/4;
  }

  .portrait-meta {
    flex-direction: column;
    gap: .35rem;
    padding-top: 0;
  }

  .portrait-card>p {
    margin-top: 0;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .primary-button {
    width: 100%;
  }

  .focus-strip {
    grid-template-columns: 1fr;
  }

  .focus-item,.focus-item:first-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    min-height: auto;
    padding: 1.25rem 0;
  }

  .focus-item:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 5rem 0;
  }

  .section h2 {
    font-size: 2.45rem;
  }

  .education-item,.publication-item,.patent-item {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .publication-item>a,.patent-meta,.copyright-item dl {
    grid-column: 1;
  }

  .copyright-item {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .copyright-item dl {
    grid-template-columns: 1fr;
  }

  .activity-column,.honor-card {
    padding: 1.4rem;
  }

  .project-card {
    min-height: 430px;
    padding: 1.4rem;
  }

  .patent-meta {
    grid-template-columns: 1fr;
  }

  .patent-meta div:last-child:nth-child(3) {
    grid-column: 1;
  }

  .inventor-note {
    margin-top: -1.2rem;
    line-height: 1.7;
  }

  .roadmap-list li {
    grid-template-columns: 78px 1fr;
  }

  .edit-guide {
    margin-bottom: 5rem;
  }

  .contact-section {
    width: 100%;
    padding: 3rem 1.5rem;
  }

  footer {
    min-height: 84px;
  }
}

@media (prefers-reduced-motion:reduce) {
  html {
    scroll-behavior: auto;
  }

  *,:before,:after {
    transition-duration: .01ms !important;
  }
}

.editor-page {
  background: #f3f4ee;
  min-height: 100vh;
  padding-bottom: 8rem;
}

.editor-topbar {
  z-index: 20;
  color: #f3f4ee;
  background: #171a16;
  border-bottom: 1px solid #30342e;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  min-height: 76px;
  padding: 0 3rem;
  display: grid;
  position: sticky;
  top: 0;
}

.editor-brand {
  letter-spacing: -.06em;
  width: fit-content;
  font-size: 1.45rem;
  font-weight: 760;
}

.editor-brand span {
  color: #d7ff45;
}

.cloud-state {
  color: #c1c6bc;
  align-items: center;
  gap: .55rem;
  font-size: .76rem;
  display: flex;
}

.cloud-dot {
  background: #d7ff45;
  border-radius: 50%;
  width: 7px;
  height: 7px;
  box-shadow: 0 0 0 4px #d7ff451f;
}

.topbar-actions {
  justify-content: flex-end;
  align-items: center;
  gap: 1.2rem;
  display: flex;
}

.view-link {
  color: #d1d5cc;
  font-size: .78rem;
}

.save-button,.mobile-save-bar button {
  color: #171a16;
  cursor: pointer;
  min-width: 128px;
  font: inherit;
  background: #d7ff45;
  border: 1px solid #d7ff45;
  padding: .8rem 1rem;
  font-size: .8rem;
  font-weight: 700;
}

.save-button:disabled,.mobile-save-bar button:disabled {
  color: #8f9589;
  cursor: default;
  background: #30342e;
  border-color: #4c5148;
}

.editor-intro,.editor-layout {
  width: min(1240px,100% - 48px);
  margin-inline: auto;
}

.editor-intro {
  border-bottom: 1px solid #d9ddd4;
  padding: 5.5rem 0 4rem;
}

.editor-kicker {
  color: #686e64;
  font-family: var(--font-geist-mono), monospace;
  letter-spacing: .13em;
  margin: 0;
  font-size: .72rem;
  font-weight: 650;
}

.editor-intro h1 {
  letter-spacing: -.08em;
  margin: .8rem 0 2rem;
  font-size: clamp(3.2rem,7vw,6.5rem);
  font-weight: 640;
  line-height: .95;
}

.editor-intro h1 span {
  color: #789300;
}

.editor-status-line {
  color: #60665c;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  font-size: .8rem;
  display: flex;
}

.editor-status-line p {
  margin: 0;
}

.editor-status-line span {
  font-family: var(--font-geist-mono), monospace;
  font-size: .68rem;
}

.editor-layout {
  grid-template-columns: 230px minmax(0,1fr);
  align-items: start;
  gap: 4rem;
  padding-top: 4rem;
  display: grid;
}

.editor-sidebar {
  border-top: 1px solid #171a16;
  display: grid;
  position: sticky;
  top: 108px;
}

.editor-sidebar button {
  color: #62685f;
  cursor: pointer;
  font: inherit;
  text-align: left;
  background: 0 0;
  border: 0;
  border-bottom: 1px solid #d9ddd4;
  grid-template-columns: 34px 1fr;
  align-items: center;
  padding: 1rem 0;
  font-size: .86rem;
  display: grid;
}

.editor-sidebar button span {
  font-family: var(--font-geist-mono), monospace;
  font-size: .62rem;
}

.editor-sidebar button.active {
  color: #171a16;
  font-weight: 700;
}

.editor-sidebar button.active span {
  color: #789300;
}

.editor-sidebar>p {
  color: #7a8076;
  margin: 1.4rem 0 0;
  font-size: .7rem;
  line-height: 1.7;
}

.editor-panel {
  background: #fbfcf8;
  border: 1px solid #d9ddd4;
  min-height: 720px;
  padding: clamp(1.5rem,4vw,3rem);
}

.panel-heading {
  border-bottom: 1px solid #171a16;
  grid-template-columns: 1fr minmax(180px,300px);
  align-items: end;
  gap: 2rem;
  padding-bottom: 2rem;
  display: grid;
}

.panel-heading p {
  color: #737a70;
  font-family: var(--font-geist-mono), monospace;
  letter-spacing: .12em;
  margin: 0 0 .55rem;
  font-size: .62rem;
  font-weight: 650;
}

.panel-heading h2 {
  letter-spacing: -.06em;
  margin: 0;
  font-size: clamp(2rem,4vw,3.5rem);
  font-weight: 620;
}

.panel-heading>span {
  color: #737a70;
  font-size: .76rem;
  line-height: 1.7;
}

.panel-fields {
  gap: 1.3rem;
  padding-top: 2.4rem;
  display: grid;
}

.field-grid {
  gap: 1.1rem;
  display: grid;
}

.field-grid.two-columns {
  grid-template-columns: repeat(2,minmax(0,1fr));
}

.field {
  gap: .55rem;
  display: grid;
}

.field>span {
  color: #5e655b;
  font-size: .74rem;
  font-weight: 620;
}

.field input,.field textarea,.field select {
  color: #171a16;
  width: 100%;
  min-height: 48px;
  font: inherit;
  background: #fff;
  border: 1px solid #ccd1c7;
  border-radius: 0;
  outline: 0;
  padding: .8rem .9rem;
  font-size: .92rem;
  line-height: 1.65;
  transition: border-color .16s,box-shadow .16s;
}

.field textarea {
  resize: vertical;
}

.field input:focus,.field textarea:focus,.field select:focus {
  border-color: #789300;
  box-shadow: 0 0 0 3px #9fc12321;
}

.form-subheading {
  border-top: 1px solid #d9ddd4;
  margin: 1.8rem 0 0;
  padding-top: 2rem;
  font-size: 1.1rem;
  font-weight: 650;
}

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

.mini-card,.repeat-card {
  background: #f5f6f0;
  border: 1px solid #d9ddd4;
}

.mini-card {
  gap: 1rem;
  padding: 1.2rem;
  display: grid;
}

.repeat-card {
  padding: 1.4rem;
}

.repeat-card-head {
  border-bottom: 1px solid #d1d5cc;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
  padding-bottom: 1rem;
  display: flex;
}

.repeat-card-head h3 {
  margin: 0;
  font-size: .96rem;
  font-weight: 650;
}

.repeat-card-head button {
  color: #8a5148;
  cursor: pointer;
  font: inherit;
  background: 0 0;
  border: 0;
  padding: .35rem 0;
  font-size: .7rem;
}

.repeat-card-fields {
  gap: 1.1rem;
  display: grid;
}

.add-button {
  color: #4f574c;
  cursor: pointer;
  width: 100%;
  font: inherit;
  background: 0 0;
  border: 1px dashed #aab1a4;
  padding: 1rem;
  font-size: .82rem;
  font-weight: 650;
}

.add-button:hover {
  background: #d7ff451f;
  border-color: #789300;
}

.field-hint {
  color: #71786e;
  margin: .6rem 0 0;
  font-size: .72rem;
}

.mobile-save-bar {
  display: none;
}

@media (width<=900px) {
  .editor-topbar {
    grid-template-columns: 1fr auto;
    padding: 0 1rem;
  }

  .cloud-state,.view-link {
    display: none;
  }

  .editor-intro,.editor-layout {
    width: min(100% - 32px,720px);
  }

  .editor-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-top: 2rem;
  }

  .editor-sidebar {
    border: 0;
    gap: .5rem;
    padding-bottom: .4rem;
    display: flex;
    position: static;
    overflow-x: auto;
  }

  .editor-sidebar button {
    background: #f7f8f3;
    border: 1px solid #d0d5ca;
    gap: .45rem;
    min-width: max-content;
    padding: .7rem .85rem;
    display: flex;
  }

  .editor-sidebar button.active {
    color: #fff;
    background: #171a16;
    border-color: #171a16;
  }

  .editor-sidebar>p {
    display: none;
  }
}

@media (width<=640px) {
  .editor-page {
    padding-bottom: 7rem;
  }

  .editor-topbar {
    min-height: 66px;
  }

  .editor-topbar .save-button {
    display: none;
  }

  .editor-intro {
    padding: 3.5rem 0 2.5rem;
  }

  .editor-intro h1 {
    margin-bottom: 1.3rem;
    font-size: 3.2rem;
  }

  .editor-status-line {
    flex-direction: column;
    align-items: flex-start;
    gap: .55rem;
  }

  .editor-panel {
    min-height: auto;
    padding: 1.2rem;
  }

  .panel-heading {
    grid-template-columns: 1fr;
    gap: .8rem;
  }

  .field-grid.two-columns,.repeat-grid {
    grid-template-columns: 1fr;
  }

  .repeat-card {
    padding: 1rem;
  }

  .mobile-save-bar {
    z-index: 30;
    color: #f3f4ee;
    background: #171a16;
    border-top: 1px solid #30342e;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    width: 100%;
    min-height: 70px;
    padding: .8rem 1rem;
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
  }

  .mobile-save-bar span {
    color: #b5bbb0;
    font-size: .72rem;
  }
}