:root {
  --paper:#f5f7f3;
  --panel:#fff;
  --ink:#202d29;
  --muted:#6d7b71;
  --green:#157650;
  --forest:#183e2d;
  --line:#dde5df;
  --soft:#e9f1e6;
  --mono:Consolas,"SFMono-Regular",monospace
}
.language-link {
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 7px;
  font-family: var(--mono);
}
.route-label.is-direct {
  color: var(--muted);
}
html[lang="en"] h1 {
  letter-spacing: -2px;
}
* {
  box-sizing:border-box
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:24px
}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Microsoft YaHei UI","PingFang SC","Hiragino Sans GB",sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased
}
a {
  color:inherit;
  text-decoration:none
}
button {
  font:inherit
}
button,a,summary {
  -webkit-tap-highlight-color:transparent
}
a:focus-visible,button:focus-visible,summary:focus-visible {
  outline:3px solid #70a987;
  outline-offset:5px
}
button {
  cursor:pointer
}
.wrap {
  width:min(1216px,calc(100% - 80px));
  margin:auto
}
.skip-link {
  position:absolute;
  top:-100px;
  left:20px;
  z-index:9;
  background:var(--forest);
  color:white;
  padding:10px 16px;
  border-radius:8px
}
.skip-link:focus {
  top:12px
}
.header {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  min-height:100px;
  border-bottom:1px solid var(--line)
}
.brand {
  display:flex;
  align-items:center;
  gap:11px;
  font-size:18px;
  font-weight:650;
  letter-spacing:-.5px;
  line-height:1.25
}
.brand small {
  display:block;
  font-size:10px;
  font-weight:400;
  letter-spacing:1.6px;
  color:var(--muted);
  margin-top:4px
}
.brand img {
  display:block
}
.header nav {
  display:flex;
  gap:34px;
  font-size:13px;
  color:#56685e
}
.header nav a:hover,.text-link:hover,.footer a:hover {
  color:var(--green)
}
.header-source {
  font-size:12px;
  padding:8px 15px;
  background:#edf1eb;
  border:1px solid var(--line);
  border-radius:8px
}
.hero {
  display:grid;
  grid-template-columns:1fr 1.1fr;
  align-items:center;
  gap:64px;
  padding-top:78px;
  padding-bottom:66px
}
.eyebrow {
  font-size:12px;
  font-weight:500;
  letter-spacing:.7px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:9px;
  margin:0 0 19px
}
.dot {
  display:inline-block;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--green);
  flex-shrink:0
}
h1 {
  font-size:clamp(44px,4.8vw,68px);
  line-height:1.18;
  letter-spacing:-3px;
  font-weight:650;
  margin:0 0 27px
}
h1 span {
  color:var(--green)
}
.hero-description {
  font-size:17px;
  color:#637269;
  line-height:1.9;
  margin:0 0 31px
}
.hero-actions {
  display:flex;
  gap:24px;
  align-items:center;
  flex-wrap:wrap
}
.button {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  min-height:48px;
  padding:11px 20px;
  border-radius:9px;
  border:1px solid transparent;
  font-size:13px;
  font-weight:600;
  transition:background .18s,transform .18s
}
.button:hover {
  transform:translateY(-2px)
}
.primary {
  background:var(--green);
  color:white
}
.primary:hover {
  background:#11613f
}
.secondary {
  background:#fff;
  border-color:var(--line)
}
.text-link {
  font-size:13px;
  color:#53665b
}
.platform-note {
  font-size:10px;
  color:var(--muted);
  margin:13px 0 30px;
  font-family:var(--mono)
}
.platform-note>span {
  margin-left:9px
}
.license-row {
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--muted);
  font-size:11px
}
.mini-label {
  font-family:var(--mono);
  font-size:9px;
  letter-spacing:.5px;
  padding:3px 7px;
  background:#e8eee3;
  border:1px solid #dce5d7;
  border-radius:4px;
  color:#52684e
}
.demo-shell {
  background:#fbfcf9;
  border:1px solid #d4e0d3;
  border-radius:17px;
  box-shadow:0 28px 65px -38px #355e3a55,0 3px 0 #e5ecdf;
  overflow:hidden;
  position:relative;
  transform:rotate(-.7deg);
  animation:enter .7s ease-out both
}
.window-title {
  height:44px;
  display:flex;
  align-items:center;
  gap:13px;
  border-bottom:1px solid var(--line);
  font-size:10px;
  color:#738079;
  padding:0 18px;
  font-family:var(--mono)
}
.window-dots {
  display:flex;
  gap:5px
}
.window-dots i {
  width:6px;
  height:6px;
  background:#c7d1c5;
  border-radius:50%
}
.demo-tag {
  margin-left:auto;
  border:1px solid #d9e4d4;
  border-radius:4px;
  padding:1px 6px;
  font-family:inherit;
  font-size:9px;
  color:#7a8b76
}
.demo-body {
  padding:23px 23px 14px
}
.demo-heading {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px
}
.demo-heading h2 {
  font-size:16px;
  line-height:1.5;
  letter-spacing:-.4px;
  margin:0
}
.demo-heading p {
  font-size:10px;
  color:var(--muted);
  margin:5px 0 18px
}
.local-badge {
  display:flex;
  gap:5px;
  align-items:center;
  font-size:8px;
  white-space:nowrap;
  border:1px solid var(--line);
  background:white;
  border-radius:14px;
  padding:5px 8px;
  margin-top:-22px
}
.local-badge .dot {
  width:4px;
  height:4px
}
.demo-stats {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:9px;
  margin-bottom:17px
}
.demo-stats>div {
  border:1px solid var(--line);
  border-radius:8px;
  background:#fff;
  padding:9px 12px
}
.demo-stats>div:nth-child(2) {
  background:#e8f1e3;
  border-color:#d8e5d1
}
.demo-stats span {
  display:block;
  color:var(--muted);
  font-size:9px
}
.demo-stats strong {
  display:block;
  font-family:var(--mono);
  font-size:25px;
  font-weight:400;
  line-height:1.3;
  margin-top:4px
}
.demo-stats>div:nth-child(2) strong {
  color:var(--green)
}
.app-list {
  border:1px solid var(--line);
  border-radius:9px;
  overflow:hidden;
  background:white
}
.app-row {
  display:flex;
  align-items:center;
  gap:11px;
  padding:14px 13px;
  border-bottom:1px solid #edf0e9
}
.app-row:last-child {
  border:0
}
.app-icon {
  display:grid;
  place-items:center;
  width:31px;
  height:31px;
  border-radius:8px;
  font-size:17px;
  font-weight:600;
  flex-shrink:0
}
.chat {
  background:#e6ece3;
  color:#547052
}
.chrome {
  background:#eeefe2;
  color:#9a922d
}
.zcode {
  background:#edf0ec;
  color:#537966
}
.wechat {
  background:#e7efdc;
  color:#648b4a;
  font-size:13px
}
.app-text {
  flex:1;
  min-width:0
}
.app-text strong {
  display:block;
  font-size:11px;
  line-height:1.3
}
.app-text small {
  font-size:9px;
  color:#91a08f;
  display:block;
  margin-top:2px
}
.route-label {
  font-size:9px;
  color:var(--green);
  min-width:28px;
  text-align:center
}
.switch {
  width:37px;
  height:22px;
  border:0;
  border-radius:15px;
  background:#dce4df;
  padding:3px;
  flex-shrink:0;
  transition:background .18s
}
.switch>span {
  display:block;
  width:16px;
  height:16px;
  border-radius:50%;
  background:white;
  box-shadow:0 1px 2px #0002;
  transition:transform .22s cubic-bezier(.2,.8,.2,1)
}
.switch[aria-checked=true] {
  background:var(--green)
}
.switch[aria-checked=true]>span {
  transform:translateX(15px)
}
.switch[aria-checked=false]+.route-label {
  color:var(--muted)
}
.route-map {
  margin:14px 0 12px;
  padding:9px 12px;
  border:1px dashed #cfdbcb;
  border-radius:8px;
  background:#f1f5ee;
  display:grid;
  gap:5px
}
.route-map>div {
  display:flex;
  gap:8px;
  align-items:center;
  font-size:9px;
  color:#809079
}
.route-map strong {
  font-family:var(--mono);
  font-size:9px;
  min-width:46px;
  color:#587252
}
.route-map>div>span:last-child {
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap
}
.route-mark {
  height:5px;
  width:5px;
  border-radius:50%;
  flex-shrink:0
}
.route-mark.vpn {
  background:var(--green)
}
.route-mark.direct {
  background:#acb9a6
}
.demo-foot {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px
}
.demo-foot p {
  font-size:9px;
  color:#657a5f;
  margin:0
}
.demo-foot button {
  border:0;
  background:transparent;
  color:#738b6d;
  font-size:9px;
  padding:5px
}
.demo-disclaimer {
  margin:0;
  padding:10px 23px;
  background:#edf2e8;
  color:#74856d;
  font-size:9px;
  border-top:1px solid #e1e9da
}
.fact-strip {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:21px 0;
  color:#6c7c6c;
  font-size:11px;
  gap:16px
}
.fact-strip>span {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:9px
}
.fact-strip>span+span {
  border-left:1px solid var(--line)
}
.fact-strip>span>span {
  color:#8c9e82;
  font-size:17px
}
.features {
  padding:89px 0 81px
}
.section-heading {
  position:relative
}
.section-heading h2,.workflow h2 {
  font-size:38px;
  line-height:1.35;
  font-weight:550;
  letter-spacing:-1.5px;
  margin:0
}
.section-heading>p:last-child:not(.eyebrow) {
  position:absolute;
  right:0;
  bottom:3px;
  color:var(--muted);
  font-size:13px;
  margin:0
}
.feature-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:43px;
  margin-top:46px
}
.feature {
  padding-top:19px;
  border-top:1px solid #cdd9c9
}
.feature-number {
  font-family:var(--mono);
  font-size:9px;
  letter-spacing:1px;
  color:#8a9a83
}
.feature h3 {
  font-size:18px;
  font-weight:550;
  letter-spacing:-.4px;
  margin:13px 0 11px
}
.feature p {
  font-size:12px;
  color:var(--muted);
  line-height:1.95;
  margin:0
}
.feature-note {
  margin-top:23px;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:10px;
  color:#6e8762;
  min-height:26px
}
.tiny-switch {
  width:27px;
  height:15px;
  border-radius:9px;
  background:var(--green);
  position:relative
}
.tiny-switch:after {
  content:"";
  position:absolute;
  height:11px;
  width:11px;
  background:#fff;
  border-radius:50%;
  top:2px;
  right:2px
}
.cache-visual {
  margin-top:19px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:10px;
  color:#6e8762
}
.cache-visual>span:not(.cache-arrow) {
  padding:4px 8px;
  background:#e8eee1;
  border-radius:4px
}
.cache-visual small {
  flex-basis:100%;
  font-size:9px;
  color:#8c9a85
}
.workflow {
  background:#eaf0e5;
  border-top:1px solid #e0e8dc;
  border-bottom:1px solid #e0e8dc
}
.workflow-inner {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:100px;
  padding:70px 0
}
.workflow .text-link {
  display:inline-block;
  margin-top:23px
}
.steps {
  list-style:none;
  padding:0;
  margin:0
}
.steps li {
  display:flex;
  gap:19px;
  padding:18px 0;
  border-bottom:1px solid #d5e0cd
}
.steps li:first-child {
  padding-top:0
}
.steps li:last-child {
  border:0;
  padding-bottom:0
}
.steps li>span {
  font:12px var(--mono);
  color:#8a9e7e;
  padding-top:4px
}
.steps h3 {
  font-size:16px;
  font-weight:550;
  margin:0 0 5px
}
.steps p {
  font-size:12px;
  color:#718169;
  margin:0;
  line-height:1.8
}
.faq {
  padding:77px 0
}
.faq .section-heading h2 {
  font-size:31px
}
.faq-list {
  margin-top:32px
}
.faq details {
  border-bottom:1px solid var(--line)
}
.faq details:first-child {
  border-top:1px solid var(--line)
}
.faq summary {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0;
  font-size:14px;
  cursor:pointer;
  list-style:none
}
.faq summary::-webkit-details-marker {
  display:none
}
.faq summary span {
  color:#8c9e83
}
.faq details[open] summary span {
  transform:rotate(45deg)
}
.faq details p {
  font-size:12px;
  color:var(--muted);
  max-width:870px;
  line-height:1.9;
  margin:0;
  padding:0 40px 23px 0
}
.download {
  border:1px solid #d6e1cf;
  background:#eaf1e5;
  border-radius:15px;
  padding:37px 45px;
  display:flex;
  justify-content:space-between;
  gap:40px;
  align-items:center
}
.download h2 {
  font-size:35px;
  font-weight:550;
  line-height:1.3;
  letter-spacing:-1px;
  margin:0
}
.download>div>p:last-child {
  font-size:12px;
  color:#74866b;
  margin-bottom:0
}
.download-actions {
  display:flex;
  flex-direction:column;
  gap:10px;
  min-width:226px
}
.download-actions .release-note {
  font-size:10px;
  color:#8a9a81;
  text-align:center;
  line-height:1.9
}
.footer {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:130px;
  font-size:10px;
  color:#7d8c77
}
.footer .brand {
  font-size:14px;
  color:var(--ink)
}
.footer>div {
  display:flex;
  gap:20px;
  flex-wrap:wrap
}
.footer>p {
  color:#96a18f
}
.document {
  max-width:800px;
  padding:52px 0 75px
}
.document h1 {
  font-size:42px;
  letter-spacing:-1px
}
.document h2 {
  font-size:23px;
  margin:32px 0 13px
}
.document h3 {
  font-size:17px
}
.document p,.document li {
  font-size:14px;
  color:#637366;
  line-height:1.9
}
.document code {
  font-family:var(--mono);
  background:#eaf0e5;
  padding:2px 5px;
  border-radius:4px;
  word-break:break-word
}
.document .notice {
  background:#eaf0e5;
  border-left:3px solid var(--green);
  padding:14px 18px
}
.license-copy {
  font:12px/1.9 var(--mono);
  white-space:pre-wrap;
  word-break:break-word;
  background:white;
  border:1px solid var(--line);
  padding:24px;
  border-radius:10px
}
.document a:not(.button) {
  color:var(--green);
  text-decoration:underline;
  text-underline-offset:3px
}
@keyframes enter {
  from {
    opacity:0;
    transform:translateY(16px) rotate(-.7deg)
  }
  to {
    opacity:1;
    transform:translateY(0) rotate(-.7deg)
  }
}
@media(max-width:1100px) {
  .hero {
    gap:35px
  }
  .hero-actions {
    gap:15px
  }
  h1 {
    font-size:53px
  }
  .local-badge {
    display:none
  }
  .feature-grid {
    gap:25px
  }
  .workflow-inner {
    gap:55px
  }
  .wrap {
    width:calc(100% - 56px)
  }
}
@media(max-width:800px) {
  .header {
    min-height:82px;
    gap:12px
  }
  .header nav {
    gap:15px;
    font-size:11px
  }
  .header-source {
    display:none
  }
  .hero {
    grid-template-columns:1fr;
    padding:48px 0 39px;
    gap:38px
  }
  .hero-copy {
    max-width:580px
  }
  h1 {
    font-size:59px
  }
  .demo-shell {
    transform:none;
    max-width:570px;
    width:100%;
    margin:auto;
    animation:none
  }
  .demo-heading h2 {
    font-size:17px
  }
  .demo-stats span,.app-text strong {
    font-size:11px
  }
  .app-text small {
    font-size:10px
  }
  .app-row {
    padding:15px
  }
  .fact-strip {
    grid-template-columns:1fr 1fr;
    font-size:10px
  }
  .fact-strip>span+span {
    border:0
  }
  .features {
    padding:55px 0
  }
  .section-heading>p:last-child:not(.eyebrow) {
    position:static;
    margin-top:18px
  }
  .section-heading h2,.workflow h2 {
    font-size:32px
  }
  .feature-grid {
    grid-template-columns:1fr;
    gap:30px;
    margin-top:30px
  }
  .feature p {
    max-width:600px;
    font-size:13px
  }
  .workflow-inner {
    grid-template-columns:1fr;
    gap:35px;
    padding:45px 0
  }
  .faq {
    padding:48px 0
  }
  .faq .section-heading h2 {
    font-size:27px
  }
  .download {
    padding:28px;
    align-items:flex-start
  }
  .download h2 {
    font-size:28px
  }
  .download-actions {
    min-width:200px
  }
  .footer {
    flex-wrap:wrap;
    padding:27px 0;
    min-height:110px
  }
  .footer>p {
    display:none
  }
  .footer>div {
    gap:14px
  }
}
@media(max-width:520px) {
  .wrap {
    width:calc(100% - 36px)
  }
  .brand {
    font-size:15px;
    gap:8px
  }
  .brand img {
    width:32px;
    height:32px
  }
  .brand small {
    font-size:8px
  }
  .header nav {
    gap:12px
  }
  .header nav a:first-child {
    display:none
  }
  .hero {
    padding-top:37px
  }
  h1 {
    font-size:46px;
    letter-spacing:-2px
  }
  .hero-description {
    font-size:14px
  }
  .hero-actions {
    gap:20px
  }
  .button {
    font-size:12px;
    padding:10px 15px;
    min-height:46px
  }
  .text-link {
    font-size:12px
  }
  .platform-note {
    font-size:9px
  }
  .demo-body {
    padding:18px 14px 12px
  }
  .demo-heading h2 {
    font-size:14px
  }
  .demo-stats>div {
    padding:9px
  }
  .demo-stats span {
    font-size:9px
  }
  .app-row {
    gap:9px;
    padding:13px 10px
  }
  .demo-foot p {
    font-size:8px
  }
  .demo-disclaimer {
    padding:10px 14px;
    font-size:8px
  }
  .fact-strip {
    font-size:9px;
    gap:10px
  }
  .section-heading h2,.workflow h2 {
    font-size:29px
  }
  .download {
    flex-direction:column;
    gap:24px
  }
  .download-actions {
    width:100%
  }
  .download h2 {
    font-size:31px
  }
  .footer>div {
    font-size:9px
  }
  .document {
    padding-top:35px
  }
  .document h1 {
    font-size:32px
  }
  .license-copy {
    font-size:10px;
    padding:15px
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }
  *,*:before,*:after {
    animation:none!important;
    transition:none!important
  }
  .button:hover {
    transform:none
  }
}