@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/fonts/instrument-sans-latin.woff2) format("woff2");
  unicode-range:
    U+0000-00FF,
    U+0131,
    U+0152-0153,
    U+02BB-02BC,
    U+02C6,
    U+02DA,
    U+02DC,
    U+0304,
    U+0308,
    U+0329,
    U+2000-206F,
    U+20AC,
    U+2122,
    U+2191,
    U+2193,
    U+2212,
    U+2215,
    U+FEFF,
    U+FFFD;
}
@font-face {
  font-family: "Instrument Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/fonts/instrument-sans-latin-ext.woff2) format("woff2");
  unicode-range:
    U+0100-02BA,
    U+02BD-02C5,
    U+02C7-02CC,
    U+02CE-02D7,
    U+02DD-02FF,
    U+0304,
    U+0308,
    U+0329,
    U+1D00-1DBF,
    U+1E00-1E9F,
    U+1EF2-1EFF,
    U+2020,
    U+20A0-20AB,
    U+20AD-20C0,
    U+2113,
    U+2C60-2C7F,
    U+A720-A7FF;
}
:root {
  --bg: #f2f4f2;
  --panel: #ffffff;
  --card: #f9f9f9;
  --card-line: #efefef;
  --line: #dddddd;
  --line-2: #e6e6e6;
  --ink: #0f0d0c;
  --text: #141414;
  --text-2: #636261;
  --text-3: #838280;
  --text-4: #8e8c8b;
  --primary: #255a41;
  --primary-ink: #fdfdfd;
  --accent: #80c776;
  --accent-deep: #3f8f3a;
  --bar: #cdecc8;
  --teal: #55b5a6;
  --sand: #c9b27a;
  --sage: #7fb07a;
  --slate: #7d96ae;
  --font:
    "Instrument Sans",
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    "PingFang SC",
    "Hiragino Sans",
    "Noto Sans CJK SC",
    "Microsoft YaHei",
    sans-serif;
  --mono:
    ui-monospace,
    "SF Mono",
    Menlo,
    Consolas,
    "Liberation Mono",
    monospace;
}
html[lang=zh-Hans] {
  --font:
    "Instrument Sans",
    -apple-system,
    BlinkMacSystemFont,
    "PingFang SC",
    "Hiragino Sans GB",
    "Noto Sans CJK SC",
    "Microsoft YaHei",
    "Segoe UI",
    sans-serif;
}
html[lang=zh-Hant] {
  --font:
    "Instrument Sans",
    -apple-system,
    BlinkMacSystemFont,
    "PingFang TC",
    "Hiragino Sans CNS",
    "Noto Sans CJK TC",
    "Microsoft JhengHei",
    "Segoe UI",
    sans-serif;
}
html[lang=ja] {
  --font:
    "Instrument Sans",
    -apple-system,
    BlinkMacSystemFont,
    "Hiragino Sans",
    "Hiragino Kaku Gothic ProN",
    "Noto Sans CJK JP",
    "Yu Gothic",
    Meiryo,
    "Segoe UI",
    sans-serif;
}
html[lang^=zh] h1,
html[lang^=zh] h2 {
  word-break: keep-all;
}
html[lang=ja] h1,
html[lang=ja] h2,
html[lang=ja] h3,
html[lang=ja] .foot-tag {
  line-break: strict;
  word-break: auto-phrase;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
[hidden] {
  display: none !important;
}
html {
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
body {
  margin: 0;
  min-width: 320px;
  font: 16px/22px var(--font);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
select {
  font: inherit;
  color: inherit;
}
button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}
img,
svg {
  display: block;
}
h1,
h2,
h3,
p,
ul {
  margin: 0;
}
ul {
  padding: 0;
  list-style: none;
}
code,
pre {
  font-family: var(--mono);
}
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 6px;
}
.ico {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}
.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip {
  position: absolute;
  left: 16px;
  top: -48px;
  padding: 8px 12px;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  z-index: 100;
  font-size: 14px;
}
.skip:focus {
  top: 12px;
}
.wrap {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 64px;
}
.wrap-nav {
  width: 100%;
  max-width: 1752px;
  margin: 0 auto;
  padding: 0 36px;
}
.wrap-hero {
  width: 100%;
  max-width: 1808px;
  margin: 0 auto;
  padding: 48px 64px 56px;
}
.sec {
  background: var(--panel);
  padding: 84px 0;
}
.sec-tint {
  background: var(--bg);
}
h1 {
  font-size: 36px;
  line-height: 48px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink);
  text-wrap: balance;
}
h2 {
  font-size: 32px;
  line-height: 42px;
  font-weight: 500;
  color: var(--ink);
  text-wrap: balance;
}
h3 {
  font-size: 20px;
  line-height: 28px;
  font-weight: 500;
  color: var(--text);
}
.sub {
  margin-top: 16px;
  font-size: 16px;
  line-height: 24px;
  font-weight: 500;
  color: var(--text-3);
  text-wrap: pretty;
}
.body {
  font-size: 16px;
  line-height: 22px;
  color: var(--text-3);
  text-wrap: pretty;
}
.center {
  text-align: center;
}
.center .sub {
  margin-left: auto;
  margin-right: auto;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  line-height: 20px;
  font-weight: 500;
  color: var(--accent-deep);
}
.more:hover {
  color: var(--primary);
}
.more .ico {
  width: 16px;
  height: 16px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 36px;
  padding: 0 20px;
  border-radius: 32px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  white-space: nowrap;
  border: 1px solid transparent;
  transition:
    background .15s ease,
    border-color .15s ease,
    color .15s ease;
}
.btn-primary {
  background: var(--primary);
  color: var(--primary-ink);
}
.btn-primary:hover {
  background: #1d4a35;
}
.btn-outline {
  border-color: var(--line);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover {
  background: rgba(15, 13, 12, .04);
}
.btn-soft {
  background: #fafafa;
  border-color: var(--card-line);
  color: var(--text);
}
.btn-soft:hover {
  background: #fff;
  border-color: var(--line);
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 18px;
  font-weight: 500;
  color: var(--text-3);
  white-space: nowrap;
}
.ann {
  position: relative;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bar);
  color: var(--text);
  font-size: 13px;
  line-height: 18px;
  padding: 0 56px;
}
.ann.is-hidden {
  display: none;
}
.ann a {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  max-width: 100%;
}
.ann a > span {
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ann a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.ann-x {
  position: absolute;
  right: 16px;
  top: 0;
  height: 32px;
  width: 32px;
  display: grid;
  place-items: center;
  color: var(--text-2);
  border-radius: 6px;
}
.ann-x:hover {
  color: var(--ink);
}
.ann-x .ico {
  width: 14px;
  height: 14px;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
}
.nav-in {
  position: relative;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 28px;
  min-width: 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
}
.brand img {
  width: 94px;
  height: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 64px;
}
.nav-links > a,
.nav-menu-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 8px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.nav-links > a:hover,
.nav-menu-trigger:hover,
.nav-menu.is-open .nav-menu-trigger {
  color: var(--ink);
}
.nav-menu {
  position: relative;
  height: 64px;
  display: flex;
  align-items: center;
}
.nav-menu::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 8px;
}
.nav-menu-trigger i {
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .16s ease;
}
.nav-menu:hover .nav-menu-trigger i,
.nav-menu:focus-within .nav-menu-trigger i,
.nav-menu.is-open .nav-menu-trigger i {
  transform: translateY(2px) rotate(225deg);
}
.nav-menu-popover {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 282px;
  padding: 10px;
  border: 1px solid var(--card-line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(15, 13, 12, .12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition:
    opacity .14s ease,
    transform .14s ease,
    visibility 0s linear .14s;
}
.nav-menu-popover-right {
  left: auto;
  right: 0;
}
.nav-menu:hover .nav-menu-popover,
.nav-menu:focus-within .nav-menu-popover,
.nav-menu.is-open .nav-menu-popover {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition-delay: 0s;
}
.nav-menu-popover a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 7px;
  color: var(--text);
}
.nav-menu-popover a:hover,
.nav-menu-popover a:focus-visible {
  background: var(--bg);
}
.nav-menu-popover span {
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
}
.nav-menu-popover small {
  font-size: 12px;
  line-height: 17px;
  font-weight: 400;
  color: var(--text-3);
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-signin {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.nav-signin:hover {
  color: var(--ink);
}
.nav-mobile-toggle {
  display: none;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
}
.nav-mobile-toggle:hover {
  background: rgba(15, 13, 12, .05);
}
.nav-mobile-toggle span {
  width: 18px;
  height: 1.5px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .16s ease;
}
.nav-mobile-toggle[aria-expanded=true] span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}
.nav-mobile-toggle[aria-expanded=true] span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}
.nav-mobile {
  display: none;
}
.lang-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: var(--text-2);
}
.lang-wrap .ico {
  position: absolute;
  left: 10px;
  width: 16px;
  height: 16px;
  pointer-events: none;
}
.lang {
  -webkit-appearance: none;
  appearance: none;
  height: 36px;
  padding: 0 12px 0 32px;
  border: 1px solid transparent;
  border-radius: 32px;
  background: transparent;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  cursor: pointer;
}
.lang:hover {
  color: var(--ink);
  border-color: var(--card-line);
  background: #fafafa;
}
.foot {
  background: var(--bg);
  padding: 84px 36px 36px 64px;
}
.foot-in {
  max-width: 1440px;
  margin: 0 auto;
}
.foot-top {
  display: flex;
  justify-content: space-between;
  gap: 40px 20px;
  flex-wrap: wrap;
}
.foot-brand {
  max-width: 360px;
}
.foot-tag {
  margin-top: 20px;
  font-size: 26px;
  line-height: 32px;
  font-weight: 500;
  color: var(--text);
  text-wrap: balance;
}
.foot-cols {
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 24px 64px;
}
.foot-col h4 {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 18px;
  font-weight: 500;
  color: var(--text-3);
}
.foot-col a {
  display: block;
  padding: 8px 0;
  font-size: 13px;
  line-height: 18px;
  color: var(--text);
  white-space: nowrap;
}
.foot-col a:hover {
  color: var(--accent-deep);
}
.foot-bottom {
  margin-top: 72px;
  padding-right: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.copy {
  font-size: 12px;
  line-height: 20px;
  color: var(--text-4);
}
.copy a:hover {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.totop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 14px;
  border-radius: 32px;
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: transparent;
}
.totop:hover {
  background: #fff;
}
.totop .ico {
  width: 14px;
  height: 14px;
}
@media (max-width: 1100px) {
  .wrap,
  .wrap-nav {
    padding: 0 24px;
  }
  .wrap-hero {
    padding: 36px 24px 48px;
  }
  .foot {
    padding: 64px 24px 28px;
  }
  .foot-bottom {
    padding-right: 0;
  }
}
@media (max-width: 900px) {
  .nav-links,
  .nav-right > .nav-signin {
    display: none;
  }
  .nav-mobile-toggle {
    display: inline-flex;
  }
  .nav-mobile {
    position: absolute;
    z-index: 3;
    top: 64px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    padding: 24px;
    border-top: 1px solid var(--line-2);
    border-bottom: 1px solid var(--line);
    background: var(--bg);
    box-shadow: 0 18px 36px rgba(15, 13, 12, .1);
  }
  .nav-mobile:not([hidden]) {
    display: grid;
  }
  .nav-mobile-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .nav-mobile-group b {
    margin-bottom: 5px;
    font-size: 12px;
    line-height: 18px;
    font-weight: 500;
    color: var(--text-3);
  }
  .nav-mobile-group a {
    padding: 7px 0;
    font-size: 15px;
    line-height: 20px;
    font-weight: 500;
    color: var(--text);
  }
  .nav-mobile-group a:hover {
    color: var(--accent-deep);
  }
  .nav-mobile-actions {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 16px;
    border-top: 1px solid var(--line-2);
  }
  .nav-mobile-actions .nav-signin {
    display: inline-flex;
    margin-left: auto;
  }
  .foot-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 32px;
  }
  .foot-col a {
    white-space: normal;
  }
  .foot-top {
    flex-direction: column;
  }
}
@media (max-width: 600px) {
  h1 {
    font-size: 30px;
    line-height: 38px;
  }
  h2 {
    font-size: 26px;
    line-height: 34px;
  }
  .sec {
    padding: 56px 0;
  }
  .wrap-hero {
    padding: 28px 16px 40px;
  }
  .wrap,
  .wrap-nav {
    padding: 0 16px;
  }
  .nav-right > .lang-wrap,
  .nav-right > .btn {
    display: none;
  }
  .nav-mobile {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 22px 20px 24px;
  }
  .nav-mobile-actions {
    flex-wrap: wrap;
  }
  .nav-mobile-actions .lang-wrap {
    margin-right: auto;
  }
  .nav-mobile-actions .nav-signin {
    margin-left: 0;
  }
  .ann {
    padding: 0 44px 0 12px;
    font-size: 12px;
  }
  .ann-x {
    right: 8px;
  }
  .foot {
    padding: 56px 16px 24px;
  }
  .foot-tag {
    font-size: 22px;
    line-height: 28px;
  }
}