:root {
  --ink: #292b2a;
  --ink-soft: #565b58;
  --paper: #f6f7f6;
  --white: #ffffff;
  --line: #dddddd;
  --line-dark: #b8bbb9;
  --green: #177a73;
  --green-bright: #238c82;
  --green-soft: #e5f1ef;
  --cyan: #177a73;
  --cyan-soft: #e5f1ef;
  --coral: #b34f47;
  --coral-soft: #f5e9e7;
  --yellow: #238c82;
  --header-height: 68px;
  --shell: min(1040px, calc(100% - 48px));
  --copy: 760px;
  --shadow: 0 16px 48px rgba(23, 26, 24, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea,
select {
  font: inherit;
  letter-spacing: 0;
}

button {
  color: inherit;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.8;
}

::selection {
  color: var(--white);
  background: var(--green);
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 10px;
  left: 12px;
  padding: 8px 12px;
  color: var(--white);
  background: var(--ink);
  border-radius: 4px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  border-bottom-color: var(--line);
  box-shadow: 0 4px 24px rgba(23, 26, 24, 0.06);
  backdrop-filter: blur(14px);
}

.nav-shell {
  width: var(--shell);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.lab-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 138px;
  line-height: 1.05;
}

.lab-mark > span:last-child {
  display: grid;
  gap: 4px;
}

.lab-mark strong {
  font-size: 13px;
  letter-spacing: 0.12em;
}

.lab-mark small {
  color: var(--ink-soft);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lab-logo {
  display: block;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #3c403e;
  font-size: 16px;
  font-weight: 650;
}

.nav-links > a,
.research-trigger {
  position: relative;
  padding: 8px 0;
}

.nav-links > a::after,
.research-trigger::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 2px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.nav-links > a:hover::after,
.nav-links > a:focus-visible::after,
.research-trigger:hover::after,
.research-trigger:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.research-menu {
  position: relative;
}

.research-trigger {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 0;
  background: none;
  cursor: pointer;
}

.research-trigger svg {
  width: 15px;
  height: 15px;
  transition: transform 180ms ease;
}

.research-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.research-list {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 190px;
  padding: 8px;
  display: grid;
  visibility: hidden;
  opacity: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: var(--shadow);
  transform: translateY(-6px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms;
}

.research-list.is-open {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.research-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 10px;
  border-radius: 4px;
}

.research-list a:hover,
.research-list a:focus-visible {
  background: var(--green-soft);
}

.research-list a:last-child {
  margin-top: 6px;
  border-top: 1px solid var(--line);
  border-radius: 0 0 4px 4px;
}

.icon-button {
  display: inline-grid;
  width: 40px;
  height: 40px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line-dark);
  border-radius: 5px;
  background: transparent;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.icon-button.nav-toggle {
  display: none;
}

.icon-button:hover,
.icon-button:focus-visible {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
  transform: translateY(-2px);
}

.button {
  display: inline-flex;
  min-height: 44px;
  padding: 10px 16px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 5px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button-disabled {
  opacity: 0.58;
  cursor: not-allowed;
  pointer-events: none;
}

.button-disabled small {
  padding-left: 7px;
  color: #c3c7c4;
  border-left: 1px solid #656a67;
  font-size: 11px;
  font-weight: 650;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-dark {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.button-dark:hover,
.button-dark:focus-visible {
  background: var(--green);
  border-color: var(--green);
}

.button-outline {
  background: transparent;
  border-color: var(--line-dark);
}

.button-outline:hover,
.button-outline:focus-visible {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.button-light {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.button-light:hover,
.button-light:focus-visible {
  color: var(--white);
  background: var(--green);
  border-color: var(--green);
}

.hero {
  position: relative;
  min-height: 0;
  padding: 112px max(24px, calc((100vw - 1160px) / 2)) 54px;
  display: block;
  overflow: hidden;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: none;
}

.hero-grid::after {
  content: none;
}

.hero-copy,
.hero-system {
  position: relative;
  z-index: 1;
}

.hero-copy {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow,
.section-kicker {
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.status-dot {
  position: relative;
  width: 8px;
  height: 8px;
  background: var(--green-bright);
  border-radius: 50%;
}

.status-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px solid var(--green-bright);
  border-radius: 50%;
  animation: ping 2s ease-out infinite;
}

.hero h1 {
  max-width: 960px;
  margin: 0 auto;
  font-family: "Google Sans", "Noto Sans", sans-serif;
  font-size: 48px;
  line-height: 1.15;
  letter-spacing: 0;
  font-weight: 600;
  word-break: break-word;
}

.hero h1 span {
  display: inline;
  margin: 0;
  color: inherit;
  font-size: inherit;
  line-height: inherit;
  letter-spacing: 0;
  text-transform: none;
}

.hero-deck {
  max-width: 630px;
  margin: 28px 0 22px;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.55;
}

.author-block {
  max-width: 960px;
  margin: 24px auto;
  padding: 0;
  border: 0;
  font-family: "Google Sans", "Noto Sans", sans-serif;
}

.author-block p {
  margin: 0;
  font-size: 20px;
  line-height: 1.5;
}

.author-list {
  line-height: 2;
}

.author-list a {
  display: inline-block;
  color: var(--ink);
  font-weight: 520;
  white-space: nowrap;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

.author-list a:hover,
.author-list a:focus-visible {
  color: var(--green);
  text-decoration: underline;
  text-decoration-color: currentColor;
}

.author-list sup,
.contribution-note sup {
  color: var(--green);
  font-weight: 800;
}

.author-block .affiliation {
  margin-top: 6px;
  color: var(--ink);
  font-size: 20px;
}

.author-block .contribution-note {
  color: var(--ink-soft);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.hero-system {
  max-width: 920px;
  min-width: 0;
  margin: 42px auto 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.workflow-preview-band {
  padding: 38px 24px 42px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.workflow-preview-band .hero-system {
  margin: 0 auto;
}

.system-label {
  padding: 12px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.system-id {
  color: var(--green);
}

.execution-rail {
  position: relative;
  padding: 8px 0 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.execution-rail::before,
.rail-progress {
  content: "";
  position: absolute;
  top: 34px;
  right: 12%;
  left: 12%;
  height: 2px;
  background: var(--line);
}

.rail-progress {
  right: auto;
  z-index: 0;
  width: 0;
  background: var(--green);
  animation: railRun 6s ease-in-out infinite;
}

.rail-node {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 0 18px;
  text-align: center;
}

.rail-node > svg {
  width: 52px;
  height: 52px;
  padding: 14px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  transition: color 200ms ease, background 200ms ease, border-color 200ms ease;
}

.rail-node.is-active > svg {
  color: var(--white);
  background: var(--green);
  border-color: var(--green);
}

.node-index {
  position: absolute;
  top: -8px;
  right: calc(50% - 36px);
  color: var(--ink-soft);
  font-family: monospace;
  font-size: 11px;
}

.rail-node h2 {
  margin: 12px 0 4px;
  font-size: 18px;
  line-height: 1.2;
}

.rail-node p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.live-log {
  min-height: 48px;
  padding: 13px 15px;
  color: #cde9dc;
  background: var(--ink);
  border-radius: 5px 5px 0 0;
  font-family: monospace;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-prompt {
  margin-right: 8px;
  color: var(--yellow);
}

.caret {
  display: inline-block;
  width: 7px;
  height: 13px;
  margin-left: 3px;
  vertical-align: -2px;
  background: var(--green-bright);
  animation: caretBlink 1s steps(1, end) infinite;
}

.scroll-cue {
  display: none;
  place-items: center;
  gap: 2px;
  color: var(--ink-soft);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transform: translateX(-50%);
}

.scroll-cue svg {
  width: 15px;
  animation: bob 1.6s ease-in-out infinite;
}

.impact-strip {
  color: var(--white);
  background: var(--ink);
}

.impact-inner {
  width: var(--shell);
  min-height: 170px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 0.72fr) 1.45fr;
  align-items: stretch;
}

.impact-item,
.impact-note {
  padding: 35px 30px;
  border-right: 1px solid #3c433e;
}

.impact-item {
  align-self: center;
}

.impact-value {
  font-size: 42px;
  font-weight: 760;
  line-height: 1;
}

.impact-unit {
  margin-left: 4px;
  color: var(--green-bright);
  font-size: 14px;
  font-weight: 800;
}

.impact-item p {
  margin: 7px 0 0;
  color: #aeb9b2;
  font-size: 14px;
  letter-spacing: 0.06em;
}

.impact-note {
  display: flex;
  align-items: center;
  gap: 18px;
  border-right: 0;
}

.impact-note svg {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  color: var(--yellow);
}

.impact-note p {
  margin: 0;
  color: #b9c2bc;
  font-size: 15px;
  line-height: 1.6;
}

.impact-note strong {
  color: var(--white);
}

.section {
  padding: 80px 0;
}

.section-shell,
.wide-figure {
  width: var(--shell);
  margin: 0 auto;
}

.section-kicker {
  margin: 0 0 16px;
}

.section h2 {
  margin: 0;
  font-family: "Noto Sans", sans-serif;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.125;
  letter-spacing: 0;
}

.abstract-section {
  background: var(--white);
}

.abstract-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 100px;
  align-items: start;
}

.section-heading h2 {
  max-width: 720px;
}

.abstract-copy {
  max-width: 690px;
}

.abstract-copy p {
  margin: 0 0 18px;
  color: var(--ink-soft);
}

.abstract-copy .lead {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.5;
}

.wide-figure {
  margin-top: 62px;
}

.wide-figure img {
  width: 100%;
  background: var(--white);
  border: 1px solid var(--line);
}

figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.split-heading {
  margin-bottom: 50px;
  display: grid;
  grid-template-columns: 1.22fr 0.78fr;
  align-items: end;
  gap: 90px;
}

.split-heading > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.method-section {
  background: var(--paper);
}

.method-figure {
  margin: 0 0 46px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 7px;
  box-shadow: var(--shadow);
}

.figure-toolbar,
.preview-bar,
.bibtex-bar {
  min-height: 44px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-soft);
  background: #eff2ee;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.figure-toolbar a {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 4px;
}

.figure-toolbar a:hover,
.figure-toolbar a:focus-visible {
  color: var(--white);
  background: var(--ink);
}

.method-figure img {
  width: 100%;
  padding: 22px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.process-step {
  min-height: 285px;
  padding: 23px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--green);
  border-radius: 6px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-top-color 180ms ease;
}

.process-step:nth-child(2) {
  border-top-color: var(--green);
}

.process-step:nth-child(3) {
  border-top-color: var(--green);
}

.process-step:nth-child(4) {
  border-top-color: var(--green);
}

.process-step:hover {
  box-shadow: 0 15px 32px rgba(23, 26, 24, 0.09);
  transform: translateY(-5px);
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-soft);
  font-family: monospace;
  font-size: 12px;
}

.step-top svg {
  color: var(--green);
}

.process-step h3 {
  margin: 38px 0 12px;
  font-size: 20px;
  font-weight: 600;
  line-height: 1.125;
}

.process-step p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.5;
}

.process-step code {
  color: var(--green);
  font-size: 12px;
}

.package-section {
  color: var(--white);
  background: #242424;
}

.package-layout {
  display: grid;
  grid-template-columns: 0.8fr 0.85fr 1.15fr;
  gap: 34px;
  align-items: center;
}

.package-copy h2 {
  max-width: 400px;
}

.package-copy > p:not(.section-kicker) {
  color: #b8b8b8;
}

.tool-line {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tool-line span {
  width: 100%;
  margin-bottom: 3px;
  color: #969696;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tool-line code {
  padding: 3px 6px;
  color: #d2d2d2;
  background: #343434;
  border-radius: 3px;
  font-size: 11px;
}

.file-stack {
  display: grid;
  gap: 7px;
}

.file-row {
  width: 100%;
  min-height: 60px;
  padding: 9px 12px;
  display: grid;
  grid-template-columns: 34px 1fr 24px;
  align-items: center;
  gap: 10px;
  color: #c7c7c7;
  text-align: left;
  background: #2e2e2e;
  border: 1px solid #454545;
  border-radius: 5px;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.file-row:hover,
.file-row:focus-visible,
.file-row.is-selected {
  color: var(--white);
  background: #383838;
  border-color: var(--green-bright);
  transform: translateX(5px);
}

.file-row > svg {
  color: var(--green-bright);
}

.file-row span {
  display: grid;
  line-height: 1.25;
}

.file-row strong {
  font-family: monospace;
  font-size: 14px;
}

.file-row small {
  margin-top: 3px;
  color: #a0a0a0;
  font-size: 11px;
}

.file-row em {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  color: #a0a0a0;
  border: 1px solid #575757;
  border-radius: 50%;
  font-family: serif;
  font-size: 12px;
  font-style: italic;
}

.file-preview {
  min-width: 0;
  overflow: hidden;
  color: #e2e2e2;
  background: #171717;
  border: 1px solid #454545;
  border-radius: 6px;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.25);
}

.file-preview .preview-bar {
  color: #aaaaaa;
  background: #2b2b2b;
  border-color: #454545;
}

.verified {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--green-bright);
}

.verified svg {
  width: 13px;
  height: 13px;
}

.file-preview pre {
  min-height: 330px;
  margin: 0;
  padding: 30px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.9;
}

.results-section {
  background: var(--white);
}

.benchmark-tabs,
.case-controls {
  display: inline-flex;
  padding: 4px;
  gap: 3px;
  background: #edf0ec;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.tab-button,
.case-tab {
  min-height: 38px;
  padding: 8px 15px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
}

.tab-button:hover,
.tab-button:focus-visible,
.case-tab:hover,
.case-tab:focus-visible {
  color: var(--green);
}

.tab-button.is-active,
.case-tab.is-active {
  color: var(--white);
  background: var(--ink);
  box-shadow: 0 3px 10px rgba(23, 26, 24, 0.14);
}

.result-panel {
  margin-top: 24px;
  padding: 38px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 7px;
  animation: panelIn 280ms ease both;
}

.result-summary {
  margin-bottom: 35px;
  padding-bottom: 30px;
  display: grid;
  grid-template-columns: 270px 1fr;
  gap: 65px;
  align-items: end;
  border-bottom: 1px solid var(--line);
}

.result-summary > div {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: end;
  column-gap: 9px;
}

.result-label {
  grid-column: 1 / -1;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-summary strong {
  color: var(--green);
  font-size: 54px;
  line-height: 1;
}

.result-summary small {
  padding-bottom: 5px;
  color: var(--ink-soft);
  font-size: 13px;
}

.result-summary > p {
  max-width: 600px;
  margin: 0;
  color: var(--ink-soft);
}

.bar-chart {
  display: grid;
  gap: 22px;
}

.bar-group {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 16px;
  align-items: center;
}

.bar-group > span {
  font-size: 13px;
  font-weight: 700;
}

.bars {
  position: relative;
  height: 34px;
  background: repeating-linear-gradient(90deg, transparent 0, transparent calc(20% - 1px), var(--line) 20%);
}

.bars i {
  position: absolute;
  left: 0;
  display: block;
  width: 0;
  height: 13px;
  border-radius: 2px;
  transition: width 900ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.result-panel.is-active .base-bar {
  width: calc(var(--base) * 1%);
}

.result-panel.is-active .ours-bar {
  width: calc(var(--ours) * 1%);
}

.base-bar {
  top: 2px;
  background: #aeb6b0;
}

.ours-bar {
  bottom: 2px;
  background: var(--green);
}

.bars b {
  position: absolute;
  top: -4px;
  left: calc(100% + 7px);
  font-size: 11px;
  font-style: normal;
  line-height: 1;
}

.chart-legend {
  display: flex;
  justify-content: flex-end;
  gap: 18px;
  color: var(--ink-soft);
  font-size: 12px;
}

.chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.chart-legend i {
  width: 13px;
  height: 7px;
}

.legend-base {
  background: #aeb6b0;
}

.legend-ours {
  background: var(--green);
}

.phase-grid {
  display: grid;
  grid-template-columns: 1fr 130px 1fr;
  align-items: center;
  gap: 20px;
}

.phase-grid article {
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.phase-grid article > span {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.phase-grid article strong {
  display: block;
  margin: 10px 0;
  color: var(--green);
  font-size: 45px;
  line-height: 1;
}

.phase-grid article p {
  margin: 0;
  font-weight: 700;
}

.phase-grid article em {
  color: var(--ink-soft);
  font-size: 13px;
  font-style: normal;
}

.phase-arrow {
  display: grid;
  place-items: center;
  gap: 5px;
  color: var(--green);
}

.phase-arrow svg {
  width: 28px;
  height: 28px;
}

.phase-arrow span {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.os-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}

.os-table-wrap th,
.os-table-wrap td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.os-table-wrap th {
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.positive {
  color: var(--green);
  font-weight: 800;
}

.table-note {
  margin: 15px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.analysis-section {
  background: var(--paper);
}

.analysis-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.analysis-figure,
.analysis-stat {
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 7px;
}

.analysis-wide {
  grid-column: 1 / -1;
  min-height: 360px;
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  align-items: center;
}

.figure-copy {
  padding: 42px;
}

.figure-copy > span,
.ablation-copy > span,
.case-story > span {
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.figure-copy h3,
.ablation-copy h3,
.case-story h3 {
  margin: 10px 0 14px;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.125;
}

.figure-copy p,
.ablation-copy p,
.case-story p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.5;
}

.analysis-figure img {
  width: 100%;
  padding: 24px;
}

.analysis-stat {
  min-height: 300px;
  padding: 34px;
  display: flex;
  flex-direction: column;
}

.analysis-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--green);
  background: var(--green-soft);
  border-radius: 5px;
}

.analysis-stat > p {
  margin: 28px 0 8px;
  font-size: 16px;
  font-weight: 700;
}

.analysis-stat > strong {
  color: var(--green);
  font-size: 44px;
  line-height: 1;
}

.analysis-stat > small {
  margin-top: 7px;
  color: var(--ink-soft);
}

.compare-line {
  margin-top: auto;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 12px;
}

.compare-line b {
  color: var(--ink);
}

.ablation-block {
  margin-top: 18px;
  padding: 45px;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 90px;
  align-items: center;
  color: var(--white);
  background: var(--ink);
  border-radius: 7px;
}

.ablation-copy p {
  color: #a9b4ad;
}

.ablation-bars {
  display: grid;
  gap: 15px;
}

.ablation-bars > div {
  display: grid;
  grid-template-columns: 170px 1fr;
  align-items: center;
  gap: 16px;
  font-size: 13px;
}

.ablation-bars i {
  position: relative;
  display: block;
  height: 23px;
  background: #303632;
  border-radius: 2px;
}

.ablation-bars i::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: calc((var(--score) - 50) * 4.4%);
  background: var(--green-bright);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 900ms ease;
}

.ablation-block.is-visible .ablation-bars i::before {
  transform: scaleX(1);
}

.ablation-bars b {
  position: absolute;
  z-index: 1;
  top: 3px;
  left: 8px;
  font-size: 11px;
  font-style: normal;
}

.cases-section {
  background: var(--white);
}

.case-controls {
  margin-bottom: 28px;
}

.case-panel {
  animation: panelIn 280ms ease both;
}

.case-story {
  margin-bottom: 30px;
  padding: 28px;
  display: grid;
  grid-template-columns: 110px 0.8fr 1.2fr;
  align-items: center;
  gap: 28px;
  background: var(--paper);
  border-left: 4px solid var(--green);
}

.case-story h3 {
  margin: 0;
}

.case-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.case-pair figure {
  margin: 0;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.case-pair figure > span {
  min-height: 43px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.case-pair figure > span svg {
  width: 15px;
  height: 15px;
}

.case-fail > span {
  color: var(--coral);
  background: var(--coral-soft);
}

.case-success > span {
  color: var(--green);
  background: var(--green-soft);
}

.case-pair img {
  width: 100%;
}

.citation-section {
  color: var(--white);
  background: #242424;
}

.citation-layout {
  display: grid;
  grid-template-columns: 0.76fr 1.24fr;
  align-items: center;
  gap: 90px;
}

.citation-copy p:not(.section-kicker) {
  max-width: 450px;
  color: #b7b7b7;
}

.citation-copy .button {
  margin-top: 18px;
}

.bibtex-box {
  position: relative;
  overflow: hidden;
  color: #e2e2e2;
  background: #171717;
  border: 1px solid #454545;
  border-radius: 6px;
}

.bibtex-bar {
  color: #aaaaaa;
  background: #2b2b2b;
  border-color: #454545;
}

.bibtex-bar .icon-button {
  width: 32px;
  height: 32px;
  color: #e2e2e2;
  border-color: #565656;
}

.bibtex-box pre {
  margin: 0;
  padding: 27px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.8;
}

.copy-status {
  position: absolute;
  right: 16px;
  bottom: 12px;
  color: var(--green-bright);
  font-size: 11px;
}

.site-footer {
  width: var(--shell);
  min-height: 125px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 25px;
}

.site-footer > p {
  color: var(--ink-soft);
  font-family: Georgia, serif;
  font-size: 15px;
  font-style: italic;
}

.site-footer > .icon-button {
  justify-self: end;
}

.footer-mark {
  width: max-content;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal[data-delay="1"] {
  transition-delay: 90ms;
}

.reveal[data-delay="2"] {
  transition-delay: 180ms;
}

.reveal[data-delay="3"] {
  transition-delay: 270ms;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes ping {
  0% { opacity: 0.8; transform: scale(0.7); }
  80%, 100% { opacity: 0; transform: scale(1.6); }
}

@keyframes gridBlink {
  0%, 100% { opacity: 0.8; }
  25% { opacity: 0.35; }
  50% { opacity: 1; }
  75% { opacity: 0.55; }
}

@keyframes railRun {
  0%, 8% { width: 0; }
  50%, 58% { width: 38%; }
  92%, 100% { width: 76%; }
}

@keyframes caretBlink {
  0%, 48% { opacity: 1; }
  49%, 100% { opacity: 0; }
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1060px) {
  :root {
    --shell: min(100% - 40px, 920px);
  }

  .hero {
    min-height: auto;
    padding: 108px max(20px, calc((100vw - 920px) / 2)) 52px;
  }

  .hero h1 {
    max-width: 880px;
    font-size: 46px;
  }

  .hero-deck {
    max-width: 720px;
  }

  .hero-system {
    max-width: 840px;
  }

  .scroll-cue {
    display: none;
  }

  .impact-inner {
    grid-template-columns: repeat(3, 1fr);
  }

  .impact-note {
    grid-column: 1 / -1;
    border-top: 1px solid #3c433e;
  }

  .abstract-layout,
  .split-heading {
    gap: 55px;
  }

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

  .package-layout {
    grid-template-columns: 0.8fr 1.2fr;
  }

  .package-copy {
    grid-column: 1 / -1;
  }

  .package-copy h2 {
    max-width: 650px;
  }

  .citation-layout {
    gap: 45px;
  }
}

@media (max-width: 780px) {
  :root {
    --header-height: 62px;
    --shell: calc(100% - 30px);
  }

  .icon-button.nav-toggle {
    display: inline-grid;
  }

  .nav-links {
    position: fixed;
    inset: var(--header-height) 0 auto;
    max-height: calc(100svh - var(--header-height));
    padding: 22px 20px 30px;
    display: grid;
    align-items: stretch;
    gap: 4px;
    visibility: hidden;
    opacity: 0;
    overflow: auto;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
  }

  .nav-links.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .nav-links > a,
  .research-trigger {
    width: 100%;
    min-height: 44px;
    padding: 10px 8px;
    justify-content: space-between;
  }

  .nav-links > a::after,
  .research-trigger::after {
    display: none;
  }

  .research-list {
    position: static;
    width: 100%;
    max-height: 0;
    padding: 0 8px;
    visibility: visible;
    opacity: 1;
    overflow: hidden;
    background: transparent;
    border: 0;
    box-shadow: none;
    transform: none;
    transition: max-height 220ms ease, padding 220ms ease;
  }

  .research-list.is-open {
    max-height: 380px;
    padding: 6px 8px 10px;
  }

  .hero {
    min-height: 0;
    padding: 94px 18px 42px;
  }

  .hero h1 {
    font-size: 32px;
    line-height: 1.15;
  }

  .hero h1 span {
    font-size: inherit;
  }

  .author-block {
    margin-top: 24px;
  }

  .author-block p {
    font-size: 20px;
  }

  .author-block .affiliation {
    font-size: 20px;
  }

  .author-block .contribution-note {
    font-size: 16px;
  }

  .hero-system {
    margin-top: 32px;
  }

  .hero-deck {
    margin-top: 20px;
    font-size: 17px;
  }

  .hero-grid {
    mask-image: linear-gradient(to bottom, #000, transparent 75%);
  }

  .rail-node {
    padding: 0 8px;
  }

  .rail-node p {
    display: none;
  }

  .live-log {
    min-height: 44px;
  }

  .impact-inner {
    grid-template-columns: repeat(3, 1fr);
  }

  .impact-item {
    padding: 26px 12px;
    text-align: center;
  }

  .impact-value {
    font-size: 31px;
  }

  .impact-unit {
    display: block;
    margin: 4px 0 0;
    font-size: 11px;
  }

  .impact-item p {
    font-size: 11px;
  }

  .impact-note {
    padding: 25px 18px;
  }

  .section {
    padding: 78px 0;
  }

  .section h2 {
    font-size: 32px;
  }

  .abstract-layout,
  .split-heading,
  .package-layout,
  .citation-layout {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .split-heading {
    margin-bottom: 34px;
  }

  .wide-figure {
    margin-top: 40px;
  }

  .method-figure img {
    padding: 8px;
  }

  .package-copy {
    grid-column: auto;
  }

  .result-panel {
    padding: 24px 18px;
  }

  .result-summary {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .bar-group {
    grid-template-columns: 125px 1fr;
    gap: 8px;
  }

  .bar-group > span {
    font-size: 12px;
  }

  .phase-grid {
    grid-template-columns: 1fr;
  }

  .phase-arrow {
    transform: rotate(90deg);
  }

  .phase-arrow span {
    display: none;
  }

  .analysis-wide {
    grid-template-columns: 1fr;
  }

  .analysis-figure img {
    padding-top: 0;
  }

  .ablation-block {
    padding: 30px 22px;
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .ablation-bars > div {
    grid-template-columns: 125px 1fr;
  }

  .case-story {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .case-pair {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 540px) {
  .lab-mark {
    min-width: 0;
  }

  .hero h1 {
    font-size: 32px;
  }

  .hero-actions {
    flex-wrap: wrap;
  }

  .execution-rail::before,
  .rail-progress {
    top: 29px;
  }

  .rail-node > svg {
    width: 43px;
    height: 43px;
    padding: 11px;
  }

  .rail-node h2 {
    font-size: 14px;
  }

  .node-index {
    right: calc(50% - 30px);
  }

  .live-log {
    font-size: 11px;
  }

  .impact-note {
    grid-column: 1 / -1;
  }

  .process-grid,
  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .analysis-wide {
    grid-column: auto;
  }

  .process-step {
    min-height: 240px;
  }

  .file-preview pre {
    min-height: 280px;
    padding: 20px 16px;
    font-size: 11px;
  }

  .benchmark-tabs,
  .case-controls {
    width: 100%;
  }

  .tab-button,
  .case-tab {
    flex: 1;
    min-width: 0;
    padding: 8px 6px;
    font-size: 11px;
  }

  .result-summary strong {
    font-size: 46px;
  }

  .bar-group {
    grid-template-columns: 1fr;
  }

  .bars {
    width: calc(100% - 30px);
  }

  .chart-legend {
    justify-content: flex-start;
  }

  .os-table-wrap {
    overflow-x: auto;
  }

  .os-table-wrap table {
    min-width: 520px;
  }

  .analysis-stat > strong {
    font-size: 38px;
  }

  .figure-copy {
    padding: 28px 22px;
  }

  .ablation-bars > div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .bibtex-box pre {
    font-size: 11px;
  }

  .site-footer {
    min-height: 150px;
    grid-template-columns: 1fr auto;
  }

  .site-footer > p {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}