:root { color-scheme: light; --ink: #152631; --muted: #6a7e82; --teal: #0d9f88; --line: #dce9e6; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { display: flex; flex-direction: column; min-height: 100svh; margin: 0; overflow-x: clip; color: var(--ink); background: #f8fbfa url("./assets/xiaojing-team-landscape.png") center top / cover fixed no-repeat; font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif; -webkit-font-smoothing: antialiased; letter-spacing: 0; }
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible { outline: 3px solid #2877bd; outline-offset: 3px; }
.wrap { width: min(1440px, calc(100% - 112px)); margin-inline: auto; }
.site-header { min-height: 82px; display: flex; justify-content: space-between; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); }
.header-identity { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand { display: flex; align-items: center; flex: none; }
.brand img { display: block; width: 148px; height: auto; }
.brand-divider { width: 1px; height: 22px; flex: none; background: var(--line); }
.product-switcher { display: flex; align-items: center; gap: 22px; white-space: nowrap; }
.product-switcher a { padding: 8px 0 7px; border-bottom: 2px solid transparent; color: var(--muted); font-size: 15px; font-weight: 650; line-height: 1.2; }
.switcher-suffix { font-size: 11px; font-weight: 500; }
.product-switcher a[aria-current="page"] { color: #087765; border-color: #12a489; font-weight: 750; }
.product-switcher a:not([aria-current="page"]):hover { color: #087765; border-color: var(--line); }
.header-nav { display: flex; align-items: center; gap: 30px; font-size: 14px; color: #50636a; }
.header-nav a:hover, .secondary-link:hover, .site-footer a:hover { color: var(--teal); }
.language-switch { display: flex; align-items: center; gap: 3px; height: 40px; padding: 3px; color: #9caaa9; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
.language-switch button { min-width: 40px; height: 32px; padding: 0 9px; color: #6c7b82; background: transparent; border: 0; border-radius: 5px; font-size: 13px; font-weight: 650; }
.language-switch button[aria-pressed="true"] { color: white; background: #12a489; }
.home-link { display: flex; align-items: center; gap: 9px; height: 40px; padding: 0 14px; border: 1px solid var(--line); border-radius: 8px; background: #ffffffd9; font-weight: 650; }
.hero { display: grid; grid-template-columns: minmax(390px, .8fr) minmax(0, 1.2fr); gap: 56px; align-items: center; min-height: calc(100svh - 164px); padding-block: 48px; }
main { flex: 1; overflow-x: clip; background: transparent; }
.intro { max-width: 520px; transform: translateY(-72px); }
.product-signature { display: flex; align-items: center; gap: 14px; color: #087b6b; font-size: 12px; font-weight: 750; }
.signature-team { font-weight: 750; }
.product-signature img { display: block; width: 70px; height: 70px; object-fit: contain; filter: drop-shadow(0 8px 14px #1d343419); }
h1 { display: flex; align-items: flex-start; flex-wrap: wrap; gap: 7px; margin: 30px 0 18px; line-height: 1.05; font-weight: 760; }
h1 .product-name { color: var(--ink); font-size: 64px; }
h1 .team-badge { display: inline-block; margin-top: 3px; padding: 4px 7px; border-radius: 4px; color: white; background: #0c8b79; font-size: 12px; line-height: 1.2; font-weight: 700; }
.headline { margin: 0; font-size: 28px; line-height: 1.42; font-weight: 700; }
.headline-dot { color: #0ca98d; }
.description { max-width: 470px; margin: 25px 0 29px; color: #536970; font-size: 17px; line-height: 1.9; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }
.download-button { display: inline-flex; justify-content: center; align-items: center; gap: 12px; min-height: 58px; padding: 0 24px; color: white; background: #12a489; border: 0; border-radius: 7px; font-weight: 700; font-size: 15px; }
.download-button:hover { background: #0c8b79; }
.download-button svg { width: 21px; height: 21px; fill: currentColor; }
.secondary-link { font-size: 14px; font-weight: 650; color: #147a6d; }
.secondary-link span { padding-left: 7px; }
.availability { display: flex; align-items: center; gap: 8px; color: #111; font-size: 13px; margin: 15px 0 0; }
.availability > span[aria-hidden="true"] { flex: 0 0 7px; width: 7px; height: 7px; border-radius: 50%; background: #b1c4bd; }
.system { color: #111; font-size: 13px; margin: 25px 0 0; }
.system span { padding: 0 6px; }
.workspace { min-width: 0; width: calc(100% + max(24px, (100vw - 1440px) / 2 - 32px)); }
.workspace-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 23px; }
.overline { margin: 0; color: #0b8b79; font-size: 11px; font-weight: 750; }
.workspace-name { margin: 8px 0 0; font-size: 20px; font-weight: 700; }
.workspace-index { color: #9aabaa; font-size: 12px; font-variant-numeric: tabular-nums; }
.workspace-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 15px; }
.view-switch { display: inline-flex; gap: 3px; padding: 4px; background: #e8eeec; border-radius: 7px; }
.view-switch button { display: flex; align-items: center; justify-content: center; gap: 7px; min-height: 37px; border: 0; border-radius: 5px; padding: 0 12px; color: #657474; background: transparent; font-size: 12px; white-space: nowrap; }
.view-switch button[aria-pressed="true"] { color: #203532; background: white; box-shadow: 0 1px 4px #19383214; }
.swatch { width: 11px; height: 11px; border-radius: 50%; }
.swatch.light { background: white; border: 1px solid #afbcba; }
.swatch.dark { background: #202224; }
.close-dialog { display: grid; width: 42px; height: 42px; flex: 0 0 42px; place-items: center; background: #fff; border: 1px solid #d4e0dd; border-radius: 6px; }
.close-dialog img { width: 18px; height: 18px; }
.screen-button { display: block; width: clamp(760px, 68vw, 1250px); padding: 0; border: 1px solid #d4e1df; border-radius: 7px; overflow: hidden; background: white; box-shadow: 0 22px 42px #10212d1f, 0 52px 100px #12a48921; animation: team-screen-float 7s ease-in-out infinite; }
@keyframes team-screen-float { 0%, 100% { transform: translateY(-3px); } 50% { transform: translateY(5px); } }
@media (prefers-reduced-motion: reduce) { .screen-button { animation: none; } }
.screen-button img { display: block; width: 100%; aspect-ratio: 2520 / 1608; height: auto; object-fit: contain; }
.screen-button[data-theme="light"] { background: transparent; }
.screen-button[data-theme="light"] img { opacity: .88; }
.workspace-caption { display: flex; justify-content: space-between; gap: 20px; margin-top: 15px; color: #738784; font-size: 12px; line-height: 1.6; }
.workspace-caption span:last-child { color: #9aa9a5; white-space: nowrap; }
.roles-section { color: #202725; background: #f2f7f5; border-block: 1px solid #c8ded7; }
.roles-section .overline { color: #197c76; }
.roles-section h2, .roles-section h3 { color: #202725; }
.roles-section .roles-keyword { display: inline-block; font-size: 1.32em; line-height: 1; font-weight: 800; white-space: nowrap; vertical-align: -.055em; }
.roles-second-clause { white-space: nowrap; }
.roles-goal { color: #ff6b0b; }
.roles-team { color: #10c477; }
.roles-inner { display: flex; flex-direction: column; justify-content: center; min-height: 100svh; padding-block: 80px; }
.roles-heading { display: flex; justify-content: space-between; align-items: end; gap: 36px; }
.roles-heading h2 { margin: 16px 0 0; font-size: 56px; line-height: 1.35; font-weight: 700; }
.roles-heading > p { max-width: 440px; margin: 0; color: #616a6b; font-size: 16px; line-height: 1.9; }
.role-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 64px; border-bottom: 1px solid #c6d8d1; }
.role-tabs button { display: flex; align-items: center; gap: 14px; min-height: 60px; padding: 12px 0; color: #63716b; background: transparent; border: 0; border-bottom: 3px solid transparent; text-align: left; }
.role-tabs button > span { font-size: 11px; color: #6d827b; font-variant-numeric: tabular-nums; }
.role-tabs button strong { font-size: 16px; }
.role-tabs button[aria-selected="true"] { color: #1c3029; }
.role-tabs button[data-step="create"][aria-selected="true"] { border-bottom-color: #ff852b; }
.role-tabs button[data-step="assign"][aria-selected="true"] { border-bottom-color: #2288ff; }
.role-tabs button[data-step="together"][aria-selected="true"] { border-bottom-color: #10c477; }
.role-tabs .role-collaboration { color: #078454; }
.role-panel { display: grid; grid-template-columns: 1fr 1fr; min-height: 330px; margin-top: 50px; }
.role-visual { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; border-right: 1px solid #cbdcd5; }
.roles-section .role-visual { border-bottom-color: #cbdcd5; }
.role-visual > span { color: #5e746b; font-size: 12px; }
.role-visual strong { color: var(--role-accent); font-size: 112px; line-height: 1.05; font-weight: 800; }
.role-panel[data-active="create"] { --role-accent: #ff6b0b; }
.role-panel[data-active="assign"] { --role-accent: #2288ff; }
.role-panel[data-active="together"] { --role-accent: #10c477; }
.role-detail { padding: 28px 0 28px 64px; }
.role-kicker { margin: 0 0 20px; color: #197c76; font-size: 12px; font-weight: 750; }
.role-detail h3 { margin: 0; font-size: 34px; line-height: 1.35; font-weight: 700; white-space: pre-line; }
.role-detail > p:not(.role-kicker) { max-width: 520px; color: #616a6b; font-size: 15px; line-height: 1.9; }
.role-detail #role-detail-description { margin: 24px 0 30px; }
.role-equation { padding-top: 18px; border-top: 1px solid #c6d8d1; }
.closing-band { color: #fff; background: #202725; }
.closing-inner { display: flex; align-items: center; justify-content: space-between; gap: 48px; padding-block: 70px; }
.closing-kicker { margin: 0 0 16px; color: #9bbab0; font-size: 12px; font-weight: 650; }
.closing-band h2 { margin: 0; font-size: 52px; line-height: 1.3; font-weight: 750; }
.closing-band h2 span { display: inline-block; white-space: nowrap; }
.closing-band h2 span + span { margin-left: .35em; }
.closing-description, .closing-action p { margin: 18px 0 0; color: #b7c4be; font-size: 14px; line-height: 1.7; }
.closing-action { flex-shrink: 0; text-align: right; }
.closing-brand { font-size: 30px; font-weight: 700; }
.closing-brand strong { color: #10c477; }
.closing-action a { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; margin-top: 20px; font-size: 13px; }
.closing-action a:hover { color: #10c477; }
.closing-action a img { filter: invert(1); }
.site-footer { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 25px; border-top: 1px solid var(--line); color: #869693; font-size: 13px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 24px; color: #586c6d; }
dialog { width: min(1280px, calc(100% - 48px)); padding: 0; border: 0; border-radius: 8px; background: #f6f9f8; box-shadow: 0 20px 70px #102c2c55; }
dialog::backdrop { background: #0c1b1ad9; }
.dialog-bar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 12px 16px; color: #536a68; font-size: 13px; }
#dialog-image { display: block; max-width: 100%; max-height: calc(100svh - 140px); width: auto; height: auto; margin: auto; object-fit: contain; }
@media (min-width: 761px) and (min-height: 700px) {
  .site-header { min-height: 70px; }
  main { display: block; }
  .hero { min-height: calc(100svh - 70px); padding-block: 40px; }
  .product-signature img { width: 52px; height: 52px; }
  h1 { margin: 18px 0 10px; }
  h1 .product-name { font-size: 54px; }
  .headline { font-size: 24px; }
  .description { margin: 14px 0 18px; font-size: 15px; line-height: 1.65; }
  .download-button { min-height: 48px; }
  .availability { margin-top: 10px; }
  .system { margin-top: 14px; }
  .workspace { width: 100%; justify-self: start; }
  .workspace-toolbar { margin-bottom: 10px; }
  .workspace-caption { margin-top: 8px; }
}
@media (max-width: 1100px) { .wrap { width: calc(100% - 64px); } .hero { gap: 44px; grid-template-columns: minmax(300px, .7fr) minmax(0, 1.3fr); } .workspace { width: 100%; } h1 .product-name { font-size: 54px; } .headline { font-size: 28px; } }
@media (min-width: 761px) and (max-width: 1100px) and (min-height: 700px) {
  .hero { padding-block: 40px; }
  .workspace { width: 100%; }
  h1 .product-name { font-size: 48px; }
  .headline { font-size: 22px; }
  .description { font-size: 14px; line-height: 1.55; }
}
@media (min-width: 761px) and (max-height: 800px) {
  .roles-inner { padding-block: 36px; }
  .roles-heading h2 { font-size: 44px; }
  .role-tabs { margin-top: 34px; }
  .role-panel { min-height: 270px; margin-top: 28px; }
  .role-visual strong { font-size: 90px; }
  .role-detail { padding-block: 18px; }
  .role-detail h3 { font-size: 29px; }
  .role-detail #role-detail-description { margin-block: 16px 20px; }
}
@media (max-width: 760px) { .wrap { width: calc(100% - 40px); } .site-header { min-height: 70px; flex-wrap: wrap; gap: 12px; padding-block: 14px; } .brand img { width: 108px; } .brand-product, .brand-divider { display: none; } .header-nav { gap: 10px; font-size: 12px; flex-wrap: wrap; justify-content: flex-end; } .home-link { padding-inline: 10px; } .hero { display: flex; width: calc(100% - 40px); flex-direction: column; align-items: stretch; gap: 40px; min-height: 0; padding-block: 48px 58px; } .workspace { width: 100%; } .intro { max-width: none; } .product-signature img { width: 60px; height: 60px; } h1 { margin-top: 26px; } h1 .product-name { font-size: 50px; } .headline { font-size: 25px; } .description { font-size: 16px; } .screen-button { width: calc(100% + 16px); margin-left: -8px; } .roles-inner { min-height: 0; padding-block: 64px; } .roles-heading { display: block; } .roles-heading h2 { font-size: 38px; } .roles-heading > p { margin-top: 20px; } .role-tabs { margin-top: 34px; } .role-tabs button { gap: 6px; } .role-tabs button strong { font-size: 13px; } .role-panel { display: block; margin-top: 32px; } .role-visual { min-height: 200px; border-right: 0; border-bottom: 1px solid #ffffff55; } .role-visual strong { font-size: 80px; } .role-detail { padding: 30px 0 0; } .role-detail h3 { font-size: 27px; } .site-footer { padding-block: 25px; align-items: flex-start; flex-direction: column; } }
@media (max-width: 760px) { .intro { transform: none; } }
@media (max-width: 360px) { .view-switch button { padding-inline: 8px; font-size: 11px; } .workspace-caption { flex-wrap: wrap; gap: 2px 10px; } }
@media (max-width: 760px) { .closing-inner { flex-direction: column; align-items: flex-start; gap: 34px; padding-block: 48px; } .closing-band h2 { font-size: 38px; } .closing-band h2 span + span { display: block; margin-left: 0; } .closing-action { text-align: left; } .closing-brand { font-size: 25px; } }
@media (min-width: 761px) and (max-width: 820px) {
  .site-header { flex-wrap: wrap; row-gap: 10px; padding-block: 12px; }
  .header-nav { width: 100%; justify-content: flex-end; }
}
@media (max-width: 760px) {
  .header-identity { width: 100%; gap: 10px; }
  .product-switcher { margin-left: auto; gap: 16px; }
  .product-switcher a { display: flex; flex-direction: column; gap: 3px; padding-block: 7px 6px; font-size: 13px; }
  .header-nav { margin-left: auto; }
}