:root {
    --about-ink: #0a0e0c;
    --about-paper: #fbfaf7;
    --about-soft: #eef2ed;
    --about-line: #cdd4cf;
    --about-green: #006d50;
    --about-green-dark: #034b3a;
    --about-gold: #bd8b35;
    --about-muted: #68716c;
}

* {
    box-sizing: border-box;
    font-family: PingFang SC, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body.about-page {
    min-width: 0;
    background: var(--about-paper);
    color: var(--about-ink);
    overflow-x: hidden;
}

body.about-page :is(h1, h2, h3, p) {
    line-break: strict;
    overflow-wrap: normal;
    word-break: auto-phrase;
}

body.about-page :is(h1, h2, h3) {
    text-wrap: balance;
}

.title-line {
    display: block;
}

.term {
    display: inline-block;
    white-space: nowrap;
}

.about-header {
    background: #fbfaf7f2;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    gap: 0px;
}

.about-header nav .is-active {
    color: var(--about-green);
    position: relative;
}

.about-header nav .is-active::after {
    background: var(--about-green);
    bottom: -9px;
    content: "";
    height: 1px;
    left: 0;
    position: absolute;
    right: 0;
}

.about-kicker {
    align-items: flex-start;
    color: var(--about-green);
    display: flex;
    flex-direction: column;
    gap: 13px;
    margin: 0;
    max-width: 640px;
}

.about-kicker>span {
    align-items: center;
    display: flex;
    font-size: 11px;
    font-weight: 760;
    gap: 10px;
    letter-spacing: .18em;
    line-height: 1;
    opacity: .64;
}

.about-kicker>span::after {
    background: currentColor;
    content: "";
    height: 1px;
    opacity: .72;
    width: 28px;
}

.about-kicker>strong {
    font-size: clamp(40px, 3.2vw, 54px);
    font-weight: 540;
    letter-spacing: -.045em;
    line-height: .98;
    text-wrap: balance;
}

.about-hero {
    padding-top: 0;
    align-items: center;
    background: var(--about-paper);
    display: grid;
    grid-template-columns: minmax(0, .95fr) minmax(460px, 1.05fr);
    min-height: 620px;
    overflow: hidden;
    padding: 40px 70px 40px;
    position: relative;
}

.about-hero::before {
    background-image: linear-gradient(to right, #78958712 1px, transparent 1px);
    background-size: 8.3333% 100%;
    content: "";
    inset: 0;
    opacity: .42;
    pointer-events: none;
    position: absolute;
}

.about-hero-copy {
    max-width: 680px;
    position: relative;
    z-index: 3;
}

.about-hero .about-kicker>strong {
    font-size: clamp(44px, 3.6vw, 60px);
}

.about-hero h1 {
    color: var(--about-ink);
    font-size: clamp(30px, 2.6vw, 42px);
    font-weight: 520;
    letter-spacing: -.035em;
    line-height: 1.15;
    margin: 42px 0 0;
}

.hero-cn-title {
    white-space: nowrap;
}

.about-hero-vision {
    font-size: 22px;
    font-weight: 540;
    letter-spacing: -.02em;
    margin: 41px 0 0;
}

.about-hero-summary {
    color: var(--about-muted);
    font-size: 14px;
    line-height: 1.9;
    margin: 25px 0 0;
    max-width: 600px;
    text-wrap: pretty;
}

.local-field {
    height: 560px;
    justify-self: end;
    position: relative;
    width: min(600px, 45vw);
    z-index: 2;
}

.field-orbit {
    border: 1px solid #006d5020;
    border-radius: 50%;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
}

.orbit-a {
    height: 520px;
    width: 520px;
}

.orbit-b {
    border-color: #bd8b3532;
    border-style: dashed;
    height: 330px;
    width: 330px;
    animation: orbitSpin 30s linear infinite;
}

.orbit-c {
    height: 205px;
    width: 205px;
}

.field-axis {
    background: #006d501a;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
}

.axis-x {
    height: 1px;
    width: 94%;
}

.axis-y {
    height: 94%;
    width: 1px;
}

.field-core {
    align-items: center;
    background: var(--about-paper);
    border: 1px solid var(--about-green);
    border-radius: 50%;
    box-shadow: 0 20px 55px #153c3016;
    display: flex;
    flex-direction: column;
    height: 154px;
    justify-content: center;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 154px;
    animation: coreBreath 4.6s ease-in-out infinite;
}

.field-core small {
    color: var(--about-green);
    font-size: 7px;
    font-weight: 760;
    letter-spacing: .16em;
}

.field-core strong {
    font-size: 54px;
    font-weight: 520;
    letter-spacing: -.07em;
    line-height: 1;
    margin-top: 7px;
}

.field-core span {
    color: var(--about-muted);
    font-size: 7px;
    letter-spacing: .13em;
    margin-top: 10px;
}

.field-node {
    background: var(--about-green);
    border: 5px solid var(--about-paper);
    border-radius: 50%;
    box-shadow: 0 0 0 1px #006d5044;
    height: 16px;
    position: absolute;
    width: 16px;
}

.node-one {
    left: calc(50% - 8px);
    top: 42px;
}

.node-two {
    right: 50px;
    top: calc(50% - 8px);
}

.node-three {
    bottom: 42px;
    left: calc(50% - 8px);
}

.node-four {
    left: 50px;
    top: calc(50% - 8px);
}

.field-pulse {
    background: var(--about-gold);
    border: 2px solid var(--about-paper);
    border-radius: 50%;
    box-shadow: 0 0 0 1px #bd8b3566;
    height: 9px;
    position: absolute;
    width: 9px;
}

.pulse-one {
    left: 50%;
    top: 52px;
    animation: flowDown 3.1s linear infinite;
}

.pulse-two {
    right: 59px;
    top: 50%;
    animation: flowLeft 3.7s linear infinite;
}

.pulse-three {
    bottom: 52px;
    left: 50%;
    animation: flowUp 3.4s linear infinite;
}

.pulse-four {
    left: 59px;
    top: 50%;
    animation: flowRight 3.25s linear .45s infinite;
}

.about-hero-index {
    align-items: center;
    bottom: 34px;
    color: #7d8781;
    display: flex;
    font-size: 10px;
    gap: 12px;
    left: 70px;
    letter-spacing: .08em;
    position: absolute;
}

.about-hero-index i {
    background: var(--about-line);
    height: 1px;
    width: 68px;
}

.company-intro {
    background: var(--about-soft);
    border-top: 1px solid var(--about-line);
    display: grid;
    gap: clamp(70px, 10vw, 180px);
    grid-template-columns: .48fr 1.52fr;
    padding: 126px 70px 138px;
}

.section-aside span {
    color: var(--about-muted);
    display: block;
    font-size: 13px;
    line-height: 1.75;
    margin-top: 28px;
}

.company-intro-main h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    letter-spacing: 1px;
    line-height: 1.2;
    margin: 0;
    text-wrap: balance;
}

.company-intro-main p {
    color: var(--about-muted);
    font-size: 16px;
    line-height: 1.9;
    margin: 48px 0 0;
    max-width: 880px;
    text-wrap: pretty;
}

.company-entity {
    align-items: center;
    border-top: 1px solid var(--about-line);
    display: flex;
    gap: 28px;
    margin-top: 48px;
    max-width: 880px;
    padding-top: 24px;
}

.company-entity small {
    color: var(--about-green);
    font-size: 10px;
    font-weight: 760;
    letter-spacing: .13em;
    white-space: nowrap;
}

.company-entity strong {
    font-size: 15px;
    font-weight: 560;
    letter-spacing: .01em;
}

.local-first {
    background: var(--about-green-dark);
    color: #f9faf6;
    display: grid;
    gap: 96px;
    grid-template-columns: minmax(320px, .72fr) minmax(560px, 1.28fr);
    padding: 132px 70px 148px;
    position: relative;
}

.local-first::after {
    border: 1px solid #ffffff0d;
    border-radius: 50%;
    content: "";
    height: 660px;
    left: -380px;
    position: absolute;
    top: 220px;
    width: 660px;
}

.local-first-heading {
    align-self: start;
    position: sticky;
    top: 130px;
    z-index: 2;
}

.local-first .about-kicker {
    color: #85cfb8;
}

.local-first-heading h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 500;
    letter-spacing: 1px;
    line-height: 1.2;
    margin: 38px 0 0;
}

.local-first-heading>p:last-child {
    color: #bed0c9;
    font-size: 14px;
    line-height: 1.9;
    margin: 44px 0 0;
    max-width: 510px;
    text-wrap: pretty;
}

.local-values {
    border-top: 1px solid #ffffff33;
    position: relative;
    z-index: 2;
}

.local-value {
    border-bottom: 1px solid #ffffff33;
    display: grid;
    gap: 26px;
    grid-template-columns: 42px 130px minmax(160px, .75fr) minmax(220px, 1.25fr);
    min-height: 178px;
    padding: 44px 0;
}

.local-value>span {
    color: #85cfb8;
    font-size: 12px;
    letter-spacing: .08em;
}

.local-value small {
    color: #85cfb8;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .11em;
    line-height: 1.5;
}

.local-value h3 {
    font-size: 28px;
    font-weight: 510;
    letter-spacing: -.04em;
    margin: -4px 0 0;
}

.local-value p {
    color: #bed0c9;
    font-size: 14px;
    line-height: 1.8;
    margin: -3px 0 0;
    max-width: 430px;
    text-wrap: pretty;
}

.capabilities {
    padding: 132px 70px 150px;
}

.capability-heading {
    align-items: end;
    display: grid;
    gap: 80px;
    grid-template-columns: .72fr 1.28fr;
}

.capability-heading>div>span {
    color: var(--about-muted);
    display: block;
    font-size: 11px;
    letter-spacing: 1px;
    margin-top: 28px;
}

.capability-heading h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    letter-spacing: -.035em;
    line-height: 1.2;
    margin: 0;
}

.capability-grid {
    border-left: 1px solid var(--about-line);
    border-top: 1px solid var(--about-line);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 92px;
}

.capability-card {
    border-bottom: 1px solid var(--about-line);
    border-right: 1px solid var(--about-line);
    min-height: 440px;
    overflow: hidden;
    padding: 34px 31px 38px;
    position: relative;
}

.capability-card::before {
    background: var(--about-soft);
    content: "";
    inset: 100% 0 0;
    position: absolute;
    transition: inset .45s cubic-bezier(.2, .8, .2, 1);
}

.capability-card:hover::before {
    inset: 0;
}

.capability-card>* {
    position: relative;
    z-index: 1;
}

.capability-card-top {
    align-items: flex-start;
    display: flex;
    justify-content: space-between;
}

.capability-card-top span {
    color: var(--about-muted);
    font-size: 12px;
    letter-spacing: .08em;
}

.capability-card-top img {
    filter: brightness(0) saturate(100%) invert(25%) sepia(41%) saturate(1479%) hue-rotate(126deg) brightness(90%);
    height: 40px;
    object-fit: contain;
    width: 40px;
}

.capability-card>small {
    color: var(--about-green);
    display: block;
    font-size: 11px;
    font-weight: 740;
    letter-spacing: .11em;
    margin-top: 68px;
}

.capability-card h3 {
    font-size: 29px;
    font-weight: 530;
    letter-spacing: -.04em;
    margin: 20px 0 0;
}

.capability-card p {
    color: var(--about-muted);
    font-size: 14px;
    line-height: 1.85;
    margin: 28px 0 0;
    max-width: 320px;
    text-wrap: pretty;
}

.capability-card>i {
    background: var(--about-green);
    bottom: 0;
    height: 3px;
    left: 0;
    position: absolute;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .45s ease;
    width: 100%;
}

.capability-card:hover>i {
    transform: scaleX(1);
}

.development {
    background: #f2f3ef;
    border-block: 1px solid var(--about-line);
    padding: 128px 70px 146px;
}

.development-intro {
    align-items: end;
    display: grid;
    gap: 60px;
    grid-template-columns: .72fr 1.28fr;
}

.development-intro h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    grid-column: 2;
    letter-spacing: 1px;
    line-height: 1.2;
    margin: -4px 0 0;
}

.development-intro>p:last-child {
    color: var(--about-muted);
    font-size: 14px;
    grid-column: 2;
    line-height: 1.9;
    margin: 12px 0 0;
    max-width: 690px;
}

.development-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 116px;
    position: relative;
}

.track-line {
    background: var(--about-line);
    height: 1px;
    left: 0;
    overflow: hidden;
    position: absolute;
    right: 0;
    top: 40px;
}

.track-line i {
    background: var(--about-green);
    display: block;
    height: 100%;
    transform: scaleX(var(--track-progress, 0));
    transform-origin: left;
    transition: transform 1.5s cubic-bezier(.2, .8, .2, 1);
    width: 100%;
}

.development-step {
    min-height: 315px;
    padding: 0 52px 0 0;
    position: relative;
}

.development-step+.development-step {
    border-left: 1px solid var(--about-line);
    padding-left: 52px;
}

.development-step>span {
    color: var(--about-green);
    display: block;
    font-size: 12px;
    font-weight: 720;
    letter-spacing: .1em;
}

.development-step>b {
    background: var(--about-paper);
    border: 2px solid var(--about-green);
    border-radius: 50%;
    display: block;
    height: 11px;
    margin: 25px 0 61px -1px;
    position: relative;
    width: 11px;
    z-index: 2;
}

.development-step small {
    color: var(--about-green);
    font-size: 11px;
    font-weight: 720;
    letter-spacing: .11em;
}

.development-step h3 {
    font-size: 28px;
    font-weight: 520;
    letter-spacing: -.04em;
    line-height: 1.25;
    margin: 20px 0 0;
}

.development-step p {
    color: var(--about-muted);
    font-size: 14px;
    line-height: 1.85;
    margin: 26px 0 0;
    max-width: 380px;
    text-wrap: pretty;
}

.team {
    display: grid;
    gap: clamp(80px, 10vw, 180px);
    grid-template-columns: .82fr 1.18fr;
    padding: 136px 70px 150px;
}

.team-heading h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    letter-spacing: -.035em;
    line-height: 1.2;
    margin: 42px 0 0;
}

.team-content {
    padding-top: 49px;
}

.team-content>p {
    color: var(--about-muted);
    font-size: 15px;
    line-height: 1.9;
    margin: 25px 0 0;
    max-width: 710px;
    text-wrap: pretty;
}

.team-content .team-lead {
    color: var(--about-ink);
    font-size: 23px;
    font-weight: 450;
    letter-spacing: -.025em;
    line-height: 1.65;
    margin-top: 0;
}

.academic-note {
    align-items: center;
    border-block: 1px solid var(--about-line);
    display: grid;
    gap: 30px;
    grid-template-columns: 82px 1fr;
    margin-top: 68px;
    padding: 29px 0;
}

.academic-logo {
    height: 75px;
    overflow: hidden;
    position: relative;
    width: 75px;
}

.academic-logo img {
    height: 75px;
    left: 0;
    max-width: none;
    mix-blend-mode: multiply;
    position: absolute;
    top: 0;
    width: auto;
}

.academic-note>div:last-child {
    display: grid;
    grid-template-columns: .64fr 1fr;
}

.academic-note small {
    color: var(--about-green);
    font-size: 11px;
    font-weight: 720;
    grid-column: 1 / -1;
    letter-spacing: .11em;
    margin-bottom: 13px;
}

.academic-note strong {
    font-size: 16px;
    font-weight: 560;
}

.academic-note span {
    color: var(--about-muted);
    font-size: 13px;
    line-height: 1.65;
}

.about-vision {
    align-items: center;
    background: var(--about-soft);
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
    min-height: 690px;
    overflow: hidden;
    padding: 112px 70px 122px;
    position: relative;
}

.about-vision::before {
    background-image: linear-gradient(to right, #78958712 1px, transparent 1px);
    background-size: 8.3333% 100%;
    content: "";
    inset: 0;
    opacity: .65;
    position: absolute;
}

.vision-copy {
    position: relative;
    z-index: 2;
}

.vision-copy h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    letter-spacing: -.035em;
    line-height: 1.2;
    margin: 42px 0 0;
}

.vision-copy>p:last-child {
    color: var(--about-muted);
    font-size: 16px;
    line-height: 1.9;
    margin: 43px 0 0;
    max-width: 680px;
}

.vision-index {
    align-items: center;
    bottom: 36px;
    color: var(--about-muted);
    display: flex;
    font-size: 10px;
    gap: 12px;
    left: 70px;
    letter-spacing: .08em;
    position: absolute;
    z-index: 2;
}

.vision-index i {
    background: var(--about-line);
    height: 1px;
    width: 68px;
}

.vision-bridge {
    align-items: center;
    display: grid;
    grid-template-columns: minmax(150px, 1fr) 126px minmax(150px, 1fr);
    justify-self: end;
    position: relative;
    width: min(610px, 46vw);
    z-index: 2;
}

.world-card {
    background: #fbfaf7c9;
    border: 1px solid #abc0b5;
    display: flex;
    flex-direction: column;
    height: 254px;
    justify-content: flex-end;
    overflow: hidden;
    padding: 28px 25px;
    position: relative;
}

.world-card::before {
    background-image: radial-gradient(#006d5014 1px, transparent 1px);
    background-size: 13px 13px;
    content: "";
    inset: 0;
    opacity: .8;
    position: absolute;
}

.world-card>* {
    position: relative;
    z-index: 1;
}

.world-card>span {
    color: var(--about-muted);
    font-size: 9px;
    left: 17px;
    letter-spacing: .1em;
    position: absolute;
    top: 16px;
}

.world-icons {
    align-items: center;
    display: flex;
    gap: 14px;
    margin-bottom: 39px;
}

.world-icons img {
    filter: brightness(0) saturate(100%) invert(25%) sepia(41%) saturate(1479%) hue-rotate(126deg) brightness(90%);
    height: 40px;
    object-fit: contain;
    width: 40px;
}

.world-card small {
    color: var(--about-green);
    font-size: 9px;
    font-weight: 760;
    letter-spacing: .13em;
}

.world-card strong {
    border-top: 1px solid var(--about-line);
    font-size: 13px;
    font-weight: 560;
    line-height: 1.55;
    margin-top: 15px;
    padding-top: 15px;
    white-space: nowrap;
}

.bridge-route {
    height: 1px;
    position: relative;
}

.bridge-route i {
    background: #8aa99b;
    display: block;
    height: 1px;
    position: absolute;
    width: 100%;
}

.bridge-route i::after {
    border-bottom: 4px solid transparent;
    border-left: 7px solid var(--about-green);
    border-top: 4px solid transparent;
    content: "";
    position: absolute;
    right: -1px;
    top: -3px;
}

.bridge-route span {
    color: var(--about-green);
    font-size: 8px;
    font-weight: 760;
    left: 50%;
    letter-spacing: .13em;
    position: absolute;
    top: -27px;
    transform: translateX(-50%);
    white-space: nowrap;
}

.bridge-route b {
    background: var(--about-gold);
    border: 3px solid var(--about-paper);
    border-radius: 50%;
    box-shadow: 0 0 0 1px #bd8b3566;
    height: 11px;
    left: 0;
    position: absolute;
    top: -5px;
    width: 11px;
    animation: bridgeMove 3.2s ease-in-out infinite;
}

.about-contact {
    background: var(--about-paper);
    border-bottom: 1px solid var(--about-line);
    display: grid;
    gap: 80px;
    grid-template-columns: 1.2fr .8fr;
    padding: 124px 70px 132px;
}

.about-contact h2 {
    font-size: clamp(30px, 2.5vw, 40px);
    font-weight: 540;
    letter-spacing: -.035em;
    line-height: 1.2;
    margin: 42px 0 0;
}

.about-contact-action {
    align-self: end;
    border-top: 1px solid var(--about-line);
    padding-top: 28px;
}

.about-contact-action p {
    color: var(--about-muted);
    font-size: 14px;
    line-height: 1.8;
    margin: 0;
    max-width: 480px;
}

.about-contact-action a {
    align-items: center;
    background: var(--about-green);
    color: white;
    display: flex;
    font-size: 14px;
    font-weight: 650;
    justify-content: space-between;
    margin-top: 39px;
    max-width: 380px;
    padding: 22px 24px;
    transition: background .25s ease, transform .25s ease;
}

.about-contact-action a:hover {
    background: var(--about-green-dark);
    transform: translateY(-2px);
}

.about-footer {
    align-items: center;
    background: var(--about-green-dark);
    color: #dbe8e2;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    min-height: 118px;
    padding: 0 70px;
}

.about-footer .wordmark {
    color: white;
    justify-self: start;
}

.about-footer .footer-legal {
    font-size: 11px;
    justify-self: center;
    letter-spacing: .03em;
}

.about-footer small {
    font-size: 9px;
    justify-self: end;
    letter-spacing: .08em;
}

.js .about-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .8s ease, transform .8s cubic-bezier(.2, .75, .2, 1);
}

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

.local-value:nth-child(2),
.capability-card:nth-child(2),
.development-step:nth-child(2) {
    transition-delay: .08s;
}

.local-value:nth-child(3),
.capability-card:nth-child(3),
.development-step:nth-child(3) {
    transition-delay: .16s;
}

.local-value:nth-child(4),
.capability-card:nth-child(4) {
    transition-delay: .24s;
}

@keyframes orbitSpin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes coreBreath {
    50% {
        box-shadow: 0 26px 72px #006d5026;
        transform: translate(-50%, -50%) scale(1.025);
    }
}

@keyframes flowDown {
    from {
        top: 52px;
        opacity: 0;
    }
    18% {
        opacity: 1;
    }
    to {
        top: 50%;
        opacity: 0;
    }
}

@keyframes flowLeft {
    from {
        right: 59px;
        opacity: 0;
    }
    18% {
        opacity: 1;
    }
    to {
        right: 50%;
        opacity: 0;
    }
}

@keyframes flowUp {
    from {
        bottom: 52px;
        opacity: 0;
    }
    18% {
        opacity: 1;
    }
    to {
        bottom: 50%;
        opacity: 0;
    }
}

@keyframes flowRight {
    from {
        left: 59px;
        opacity: 0;
    }
    18% {
        opacity: 1;
    }
    to {
        left: 50%;
        opacity: 0;
    }
}

@keyframes bridgeMove {
    0% {
        left: 0;
        opacity: 0;
    }
    16% {
        opacity: 1;
    }
    84% {
        opacity: 1;
    }
    100% {
        left: calc(100% - 11px);
        opacity: 0;
    }
}

@media (max-width: 1180px) {
    .about-hero {
        grid-template-columns: 1fr;
        padding-left: 40px;
        padding-right: 40px;
    }
    .about-hero-copy {
        max-width: 760px;
    }
    .local-field {
        height: 480px;
        justify-self: center;
        margin-top: 30px;
        width: 600px;
    }
    .company-intro {
        grid-template-columns: 1fr;
        gap: 54px;
        padding-left: 40px;
        padding-right: 40px;
    }
    .local-first {
        grid-template-columns: 1fr;
        padding-left: 40px;
        padding-right: 40px;
    }
    .local-first-heading {
        position: static;
    }
    .capabilities,
    .development,
    .team,
    .about-vision,
    .about-contact {
        padding-left: 40px;
        padding-right: 40px;
    }
    .capability-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .capability-heading,
    .development-intro {
        grid-template-columns: 1fr;
    }
    .development-intro h2,
    .development-intro>p:last-child {
        grid-column: 1;
    }
    .team {
        gap: 65px;
        grid-template-columns: 1fr;
    }
    .team-content {
        padding-top: 0;
    }
    .about-vision {
        grid-template-columns: 1fr;
        padding-bottom: 540px;
    }
    .vision-bridge {
        bottom: 115px;
        left: 50%;
        position: absolute;
        transform: translateX(-50%);
        width: min(610px, calc(100% - 80px));
    }
    .about-contact {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .about-kicker {
        gap: 10px;
    }
    .about-kicker>strong {
        font-size: 34px;
        line-height: 1.02;
    }
    .about-hero .about-kicker>strong {
        font-size: 38px;
    }
    .title-line {
        display: inline;
    }
    .title-line+.title-line::before {
        content: " ";
    }
    .about-header {
        grid-template-columns: 1fr auto;
        height: 66px;
        padding: 0 24px;
    }
    .about-header nav {
        display: none;
    }
    .about-hero {
        min-height: 920px;
        padding: 84px 24px 80px;
    }
    .about-hero h1 {
        font-size: 30px;
        line-height: 1.18;
    }
    .about-hero-vision {
        font-size: 19px;
        line-height: 1.5;
    }
    .local-field {
        height: 390px;
        margin-left: -65px;
        transform: scale(.72);
        transform-origin: top center;
        width: 520px;
    }
    .about-hero-index {
        bottom: 27px;
        left: 24px;
    }
    .company-intro {
        padding: 86px 24px 96px;
    }
    .company-intro-main h2 {
        font-size: 28px;
    }
    .company-intro-main p {
        font-size: 15px;
        margin-top: 34px;
    }
    .local-first {
        gap: 64px;
        padding: 88px 24px 96px;
    }
    .local-first-heading h2 {
        font-size: 28px;
    }
    .local-value {
        gap: 12px 20px;
        grid-template-columns: 32px 1fr;
        padding: 31px 0;
    }
    .local-value h3,
    .local-value p {
        grid-column: 2;
    }
    .local-value h3 {
        font-size: 25px;
        margin-top: 8px;
    }
    .local-value p {
        margin-top: 4px;
    }
    .capabilities,
    .development,
    .team,
    .about-contact {
        padding: 88px 24px 96px;
    }
    .capability-heading {
        align-items: start;
        gap: 51px;
    }
    .capability-heading h2 {
        font-size: 28px;
    }
    .capability-grid {
        grid-template-columns: 1fr;
        margin-top: 65px;
    }
    .capability-card {
        min-height: 380px;
    }
    .development-intro h2 {
        font-size: 28px;
    }
    .development-track {
        grid-template-columns: 1fr;
        margin-top: 80px;
    }
    .track-line {
        bottom: 0;
        height: auto;
        left: 4px;
        right: auto;
        top: 4px;
        width: 1px;
    }
    .track-line i {
        height: 100%;
        transform: scaleY(var(--track-progress, 0));
        transform-origin: top;
        width: 1px;
    }
    .development-step,
    .development-step+.development-step {
        border-left: 0;
        min-height: 300px;
        padding: 0 0 56px 34px;
    }
    .development-step>b {
        left: -34px;
        margin-bottom: 42px;
        margin-top: 19px;
    }
    .team {
        gap: 58px;
    }
    .team-heading h2 {
        font-size: 28px;
    }
    .team-content .team-lead {
        font-size: 20px;
    }
    .academic-note {
        align-items: start;
        grid-template-columns: 70px 1fr;
    }
    .academic-logo {
        height: 65px;
        width: 65px;
    }
    .academic-logo img {
        height: 65px;
        left: 0;
        top: 0;
        width: auto;
    }
    .academic-note>div:last-child {
        grid-template-columns: 1fr;
    }
    .academic-note span {
        margin-top: 10px;
    }
    .about-vision {
        min-height: 850px;
        padding: 92px 24px 440px;
    }
    .vision-copy h2 {
        font-size: 28px;
    }
    .vision-bridge {
        bottom: 78px;
        grid-template-columns: minmax(115px, 1fr) 58px minmax(115px, 1fr);
        width: calc(100% - 48px);
    }
    .world-card {
        height: 210px;
        padding: 22px 15px;
    }
    .world-icons {
        gap: 9px;
        margin-bottom: 29px;
    }
    .world-icons img {
        height: 30px;
        width: 30px;
    }
    .world-card strong {
        font-size: 11px;
        white-space: normal;
    }
    .world-card small {
        font-size: 7px;
        letter-spacing: .09em;
    }
    .bridge-route span {
        font-size: 7px;
        top: -24px;
    }
    .vision-index {
        bottom: 24px;
        left: 24px;
    }
    .about-contact {
        gap: 65px;
    }
    .about-contact h2 {
        font-size: 28px;
    }
    .about-contact-action a {
        max-width: none;
    }
    .about-footer {
        gap: 13px;
        grid-template-columns: 1fr auto;
        min-height: 138px;
        padding: 28px 24px;
    }
    .about-footer .footer-legal {
        grid-column: 1 / -1;
        grid-row: 2;
        justify-self: start;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .orbit-b,
    .field-core,
    .field-pulse,
    .bridge-route b {
        animation: none;
    }
    .js .about-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* 页面布局补充 */
* {
        font-family: PingFang SC, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    }

    .site-header {
        display: flex;
        justify-content: space-between;
        position: sticky;
        top: 0;
        z-index: 100;
        background: #fbfaf7f2;
        padding: 20px 70px;
    }

    @media (max-width: 1180px) {
        .site-header {
            padding: 20px 40px;
        }
    }

    @media (max-width: 720px) {
        .site-header {
            padding: 16px 24px;
        }
        .site-header nav {
            display: none;
        }
    }

    .wordmark {
        vertical-align: middle;
        align-items: center;
        display: flex;
        gap: 10px;
        text-decoration: none;
        color: inherit;
    }

    .wordmark img {
        width: 34px;
    }

    .wordmark strong {
        font-size: 18px;
        font-weight: 600;
    }

    .wordmark span {
        font-size: 11px;
        letter-spacing: 0.1em;
        opacity: 0.6;
    }

    nav {
        gap: 0px;
    }

    nav a {
        margin-left: 28px;
        text-decoration: none;
        color: inherit;
        transition: opacity 0.2s;
    }

    nav a:hover {
        opacity: 0.7;
    }

    nav a.is-active {
        color: var(--about-green);
        position: relative;
    }

    nav a.is-active::after {
        background: var(--about-green);
        bottom: -9px;
        content: "";
        height: 1px;
        left: 0;
        position: absolute;
        right: 0;
    }

    footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        min-height: 118px;
        padding: 0 70px;
    }

    footer .left_strong {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    footer .left_strong img {
        width: 30px;
    }

    footer .beian-link {
        display: flex;
        align-items: center;
        color: inherit;
        text-decoration: none;
        font-size: 12px;
        gap: 6px;
    }

    footer .beian-link:hover {
        opacity: 0.7;
    }

    footer .btn_div {
        display: flex;
        align-items: center;
    }

    @media (max-width: 1180px) {
        footer {
            padding: 0 40px;
        }
    }

    @media (max-width: 720px) {
        footer {
            flex-direction: column;
            gap: 12px;
            padding: 24px;
            min-height: auto;
            text-align: center;
        }
    }