:root{
  --bg:#f6f7f9;
  --surface:#ffffff;
  --surface-2:#f1f3f6;
  --ink:#101828;
  --muted:#667085;
  --soft:#98a2b3;
  --line:#e4e7ec;
  --accent:#f24e1e;
  --accent-press:#d63f13;
  --accent-bg:#fdece5;
  --amber:#f59e0b;
  --amber-bg:#fff4db;
  --green:#22c55e;
  --green-bg:#e3f8ec;
  --dark:#101828;
  --max:1200px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
button{font:inherit}
img{display:block;max-width:100%}
::selection{background:var(--ink);color:#fff}
.shell{width:min(var(--max),calc(100% - 56px));margin:0 auto}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:10px;z-index:1000;transform:translateY(-160%);padding:9px 12px;background:#111;color:#fff;border-radius:8px}.skip-link:focus{transform:none}

.site-header{position:sticky;top:0;z-index:80;background:rgba(246,247,249,.86);backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:border-color .18s ease,background .18s ease}.site-header.scrolled{background:rgba(246,247,249,.96);border-color:rgba(16,24,40,.08)}
.nav-row{height:72px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:10px}.brand-name{font-size:15px;font-weight:760;letter-spacing:-.025em}.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--ink);display:flex;align-items:flex-end;justify-content:center;gap:2px;padding:7px}.brand-mark i{display:block;width:4px;border-radius:999px;background:var(--accent)}.brand-mark i:nth-child(1){height:8px}.brand-mark i:nth-child(2){height:13px}.brand-mark i:nth-child(3){height:18px}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:28px}.site-nav a{font-size:14px;font-weight:590;color:#3c4659}.site-nav a:hover{color:#000}.nav-cta{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;border-radius:999px;background:var(--ink);color:#fff;font-size:14px;font-weight:700}.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border:0;background:transparent;padding:0}.menu-toggle i{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto}

.eyebrow{margin:0 0 18px;font-size:11px;font-weight:760;letter-spacing:.08em;color:#667085}.eyebrow-light{color:#8f98a7}
.hero{padding:112px 0 88px}.hero-copy{text-align:center;max-width:1010px}.hero h1{margin:0;font-size:clamp(58px,7.15vw,96px);line-height:.98;letter-spacing:-.06em;font-weight:770}.hero-lead{max-width:820px;margin:30px auto 0;font-size:18px;line-height:1.85;color:#586174}.hero-actions{margin-top:34px;display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}.button{min-height:50px;padding:0 23px;border:0;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:720;cursor:pointer;transition:transform .16s ease,background .16s ease}.button:hover{transform:translateY(-1px)}.button-dark{background:var(--ink);color:#fff}.button-dark:hover{background:#283348}.button-orange{background:var(--accent);color:#fff}.button-orange:hover{background:var(--accent-press)}.text-link{font-size:14px;font-weight:690}.text-link span{margin-left:6px}.hero-proof{margin:28px auto 0;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;font-size:12px;color:#667085}.hero-proof i{display:block;width:3px;height:3px;border-radius:50%;background:#bdc3cd}

.problem{padding:116px 0 124px;border-top:1px solid var(--line)}.problem-grid{display:grid;grid-template-columns:.84fr 1.16fr;gap:96px;align-items:start}.problem-heading{position:sticky;top:118px}.problem h2{margin:0;max-width:540px;font-size:clamp(40px,4.3vw,58px);line-height:1.06;letter-spacing:-.048em;font-weight:730}.problem-lines{border-top:1px solid #b9c0ca}.problem-lines>div{display:grid;grid-template-columns:86px 1fr;gap:20px;padding:27px 0;border-bottom:1px solid var(--line)}.problem-lines span{font-size:12px;color:#929aa8}.problem-lines strong{font-size:20px;line-height:1.45;letter-spacing:-.02em;font-weight:650}

.journey{padding:128px 0 140px;background:#fff}.journey-head{max-width:930px;margin-bottom:74px}.journey-head h2{margin:0;font-size:clamp(50px,5.55vw,74px);line-height:1.02;letter-spacing:-.053em;font-weight:740}.journey-head>p:last-child{max-width:760px;margin:26px 0 0;font-size:17px;line-height:1.82;color:#687184}.journey-grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(520px,1.18fr);grid-template-areas:"copy stage";gap:72px;align-items:start}.journey-copy{grid-area:copy}.stage-wrap{grid-area:stage;position:sticky;top:96px;align-self:start}.sim-note{margin:12px 4px 0;font-size:11px;line-height:1.6;color:#9aa1ad}
.journey-step{min-height:clamp(380px,46vh,520px);padding:42px 4px 46px;border-top:1px solid var(--line);outline:none;transition:border-color .2s ease}.journey-step:first-child{border-top-color:#aeb6c2}.journey-step.is-active,.journey-step:focus-visible{border-top-color:var(--ink)}.journey-step:not(.is-active) .journey-time,.journey-step:not(.is-active) h3,.journey-step:not(.is-active) .journey-principle{color:#667085}.journey-step:not(.is-active) .journey-principle{border-left-color:#d0d5dd}.journey-time{font-size:11px;font-weight:760;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}.journey-step h3{margin:20px 0 0;max-width:460px;font-size:clamp(34px,3.25vw,48px);line-height:1.08;letter-spacing:-.045em;font-weight:720}.journey-step p{max-width:500px;margin:23px 0 0;font-size:16px;line-height:1.82;color:#667085}.journey-principle{margin-top:28px;padding-left:18px;border-left:2px solid var(--accent);font-size:13px;line-height:1.65;color:#475467;font-weight:650}

.product-simulator{position:relative;overflow:hidden;border:1px solid #d6dbe3;border-radius:30px;background:#fff;box-shadow:0 30px 80px rgba(16,24,40,.12)}.sim-chrome{height:58px;padding:0 18px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-bottom:1px solid #e8ebef;background:#fbfcfd}.sim-brand{display:flex;align-items:center;gap:9px;font-size:12px}.sim-dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px var(--accent-bg)}.sim-state-copy{display:flex;gap:7px;align-items:center;font-size:11px;color:#8b94a4}.sim-state-copy em{font-style:normal;color:#c2c8d0}.sim-demo-badge{justify-self:end;padding:6px 9px;border-radius:999px;background:#f1f3f6;color:#7d8797;font-size:9px;font-weight:730;letter-spacing:.07em}.sim-tabs{padding:10px;background:#f6f7f9;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;border-bottom:1px solid #eceff3}.sim-tabs button{height:34px;border:0;border-radius:9px;background:transparent;color:#7d8797;font-size:11px;font-weight:680;cursor:pointer}.sim-tabs button[aria-selected="true"]{background:#fff;color:var(--ink);box-shadow:0 3px 10px rgba(16,24,40,.06)}
.sim-screen{position:relative;min-height:610px;background:#f6f7f9}.sim-scene{padding:26px 26px 30px;min-height:610px;animation:scene-in .28s cubic-bezier(.2,.8,.2,1)}.sim-scene[hidden]{display:none}.sim-scene.is-active{display:block}@keyframes scene-in{from{opacity:.35;transform:translateY(7px)}to{opacity:1;transform:none}}
.app-page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}.app-page-head>div{display:grid;gap:5px}.app-page-head span,.live-head>span{font-size:10px;letter-spacing:.09em;color:var(--accent);font-weight:760}.app-page-head strong{max-width:360px;font-size:19px;line-height:1.35;letter-spacing:-.025em}.app-page-head small{font-size:11px;color:#98a2b3}.app-hero-card{margin-top:22px;padding:20px;border-radius:20px;background:linear-gradient(145deg,#ff6a3d,#f24e1e);color:#fff;box-shadow:0 15px 30px rgba(242,78,30,.18)}.app-hero-top{display:flex;align-items:center;justify-content:space-between;gap:16px}.app-hero-top span{font-size:10px;font-weight:700;opacity:.82}.app-hero-top em{font-style:normal;padding:5px 8px;border-radius:999px;background:rgba(255,255,255,.18);font-size:9px;font-weight:740}.app-hero-card h3{margin:18px 0 0;font-size:25px;line-height:1.1;letter-spacing:-.035em}.app-hero-card p{margin:8px 0 0;font-size:12px;opacity:.8}.app-hero-card button{margin-top:22px;width:100%;height:42px;border:0;border-radius:999px;background:#fff;color:var(--ink);font-size:12px;font-weight:750;cursor:pointer}.app-section{margin-top:22px;padding:18px;background:#fff;border:1px solid #edf0f3;border-radius:18px;box-shadow:0 8px 24px rgba(16,24,40,.04)}.app-section-title{display:flex;align-items:center;justify-content:space-between;padding-bottom:8px}.app-section-title strong{font-size:13px}.app-section-title span{font-size:10px;color:#98a2b3}.app-row{display:grid;grid-template-columns:30px minmax(0,1fr) auto;gap:12px;align-items:center;padding:13px 0;border-top:1px solid #f0f2f5}.app-row:first-of-type{border-top:0}.row-index{width:26px;height:26px;border-radius:8px;background:var(--accent-bg);color:var(--accent-press);display:grid;place-items:center;font-size:10px;font-weight:780}.app-row strong{display:block;font-size:12px;line-height:1.4}.app-row p{margin:4px 0 0;color:#98a2b3;font-size:9.5px;line-height:1.5}.app-row b{font-size:18px;font-weight:400;color:#c3c8d0}.app-quiet-line{margin-top:16px;padding:15px 2px 0;border-top:1px solid #e7eaf0;display:grid;grid-template-columns:68px 1fr auto;gap:12px;align-items:center}.app-quiet-line span,.app-quiet-line em{font-size:9.5px;color:#98a2b3;font-style:normal}.app-quiet-line strong{font-size:11px}
.live-head{display:grid;gap:5px}.live-head h3{margin:0;font-size:25px;letter-spacing:-.035em}.live-head p{margin:0;color:#7f8999;font-size:10px}.lesson-rail{margin:22px 0 18px;display:grid;grid-template-columns:repeat(8,1fr);gap:8px;align-items:center}.lesson-rail i{height:5px;border-radius:999px;background:#dfe3e9}.lesson-rail i.done{background:#22c55e}.lesson-rail i.current{background:var(--accent)}.live-task-card{padding:21px;border-radius:21px;background:var(--ink);color:#fff}.task-meta{display:flex;align-items:center;justify-content:space-between;gap:18px}.task-meta span{font-size:9.5px;color:rgba(255,255,255,.68)}.task-meta em{font-style:normal;padding:5px 8px;border-radius:999px;background:var(--accent);font-size:9px;font-weight:740}.live-task-card h3{margin:18px 0 0;font-size:28px;letter-spacing:-.04em}.live-task-card>p{margin:7px 0 0;color:rgba(255,255,255,.68);font-size:10px}.live-timer{height:184px;display:flex;align-items:center;justify-content:center}.live-timer strong{font-size:92px;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.07em}.live-timer span{align-self:center;margin:34px 0 0 7px;font-size:11px;color:rgba(255,255,255,.55)}.live-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border-top:1px solid rgba(255,255,255,.12);padding-top:14px}.live-stats div{display:grid;gap:4px}.live-stats small{font-size:8.5px;color:rgba(255,255,255,.52)}.live-stats b{font-size:17px}.live-actions{margin-top:12px;display:grid;grid-template-columns:1fr 1.4fr;gap:9px}.live-actions button{height:42px;border:0;border-radius:12px;background:var(--accent);color:#fff;font-size:11px;font-weight:740}.live-actions button.secondary{background:#e7eaf0;color:var(--ink)}
.growth-card,.next-card,.operating-hero{margin-top:20px;padding:19px;background:#fff;border:1px solid #edf0f3;border-radius:18px;box-shadow:0 8px 24px rgba(16,24,40,.04)}.growth-person{display:grid;grid-template-columns:auto 1fr auto;gap:11px;align-items:center}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--accent-bg);color:var(--accent-press);font-size:12px;font-weight:780}.growth-person strong{display:block;font-size:12px}.growth-person p{margin:3px 0 0;font-size:9px;color:#98a2b3}.growth-person em{font-style:normal;padding:5px 8px;border-radius:999px;background:var(--green-bg);color:#15803d;font-size:8.5px;font-weight:740}.growth-copy{margin-top:16px;padding-top:15px;border-top:1px solid #eef1f4;font-size:12px;line-height:1.68;color:#475467}.metric-history{margin-top:17px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.metric-history div{position:relative;padding:12px 10px 14px;border-radius:12px;background:#f6f7f9;display:grid;gap:4px}.metric-history span{font-size:8.5px;color:#98a2b3}.metric-history strong{font-size:21px}.metric-history i{position:absolute;left:10px;right:10px;bottom:5px;height:2px;border-radius:999px;background:#cfd5dd}.metric-history i.latest{background:var(--accent)}.next-card{background:var(--accent-bg);border-color:#f8d8cc}.next-card span{font-size:9px;color:var(--accent-press);font-weight:750}.next-card strong{display:block;margin-top:7px;font-size:13px;line-height:1.55}.next-card p{margin:8px 0 0;font-size:9.5px;color:#8a5140}.evidence-strip{margin-top:12px;display:flex;gap:8px;flex-wrap:wrap}.evidence-strip span{padding:7px 9px;border-radius:999px;background:#eceff3;color:#657084;font-size:8.5px;font-weight:650}
.operating-hero>span{font-size:9px;color:#98a2b3}.operating-hero>strong{display:block;margin-top:6px;font-size:34px;letter-spacing:-.045em}.operating-hero>p{margin:7px 0 0;font-size:10px;color:#7e8898}.operating-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.operating-metrics div{padding:13px 11px;border-radius:13px;background:#fff;border:1px solid #edf0f3;display:grid;gap:5px}.operating-metrics strong{font-size:18px}.operating-metrics span{font-size:8.5px;color:#98a2b3}.operating-list{margin-top:10px}.signal{width:10px;height:10px;border-radius:50%;align-self:start;margin-top:5px}.signal-orange{background:var(--accent);box-shadow:0 0 0 5px var(--accent-bg)}.signal-amber{background:var(--amber);box-shadow:0 0 0 5px var(--amber-bg)}
.sim-bottom-nav{height:52px;border-top:1px solid #e8ebef;background:#fff;display:grid;grid-template-columns:repeat(4,1fr);align-items:center}.sim-bottom-nav span{text-align:center;font-size:9px;color:#9aa2ae;font-weight:650}.product-simulator[data-stage="today"] [data-nav-stage="today"],.product-simulator[data-stage="live"] [data-nav-stage="live"],.product-simulator[data-stage="after"] [data-nav-stage="after"],.product-simulator[data-stage="operate"] [data-nav-stage="operate"]{color:var(--accent);font-weight:780}

.evidence{padding:128px 0;background:#171a20;color:#fff}.evidence-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:96px;align-items:center}.evidence h2{margin:0;font-size:clamp(42px,4.2vw,56px);line-height:1.05;letter-spacing:-.05em;font-weight:720}.evidence-copy>p:last-child{max-width:610px;margin:28px 0 0;color:#b2b8c2;font-size:17px;line-height:1.84}.evidence-chain{display:grid}.evidence-chain>div{padding:22px 0;border-top:1px solid #353b45;display:grid;grid-template-columns:50px 1fr auto;gap:18px;align-items:baseline}.evidence-chain>div:last-of-type{border-bottom:1px solid #353b45}.evidence-chain span{font-size:10px;color:#717a88}.evidence-chain strong{font-size:22px;letter-spacing:-.03em}.evidence-chain p{margin:0;font-size:12px;color:#858e9d}.evidence-chain i{display:block;width:1px;height:18px;background:var(--accent);margin-left:24px}

.family{padding:118px 0;background:#ebeef2}.family-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:92px;align-items:start}.family h2{margin:0;max-width:600px;font-size:clamp(44px,4.8vw,64px);line-height:1.05;letter-spacing:-.048em;font-weight:720}.family-copy{padding-top:29px;max-width:540px}.family-copy p{margin:0;font-size:17px;line-height:1.85;color:#5e6878}.underline-link{display:inline-flex;margin-top:28px;padding-bottom:4px;border-bottom:1px solid var(--ink)}

.principles{padding:0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.principles-grid{display:grid;grid-template-columns:repeat(3,1fr)}.principles article{padding:48px 38px 52px;border-right:1px solid var(--line)}.principles article:first-child{border-left:1px solid var(--line)}.principles article>span{font-size:11px;letter-spacing:.12em;color:#9aa2ae}.principles h3{margin:30px 0 0;font-size:26px;letter-spacing:-.035em}.principles p{margin:14px 0 0;font-size:14px;line-height:1.72;color:#697386}

.faq{padding:104px 0;background:var(--bg);border-top:1px solid var(--line)}.faq-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:96px;align-items:start}.faq-heading{position:sticky;top:118px}.faq h2{margin:0;max-width:520px;font-size:clamp(40px,4.2vw,58px);line-height:1.06;letter-spacing:-.048em;font-weight:720}.faq-list{border-top:1px solid #b9c0ca}.faq-list article{padding:28px 0 30px;border-bottom:1px solid var(--line)}.faq-list h3{margin:0;font-size:21px;line-height:1.45;letter-spacing:-.025em;font-weight:680}.faq-list p{max-width:700px;margin:11px 0 0;font-size:15px;line-height:1.78;color:#667085}

.developer{padding:88px 0;background:#fff}.developer-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:92px;align-items:start}.developer h2{margin:0;font-size:clamp(40px,4.3vw,58px);line-height:1.08;letter-spacing:-.045em;font-weight:710}.developer-copy{max-width:560px;margin:24px 0 0;color:#687285;font-size:16px;line-height:1.82}.connect-block{padding-top:22px;border-top:1px solid #202938}.connect-kicker{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center}.connect-kicker span{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#8f98a7}.connect-kicker strong{font-size:16px}.connect-kicker em{font-style:normal;font-size:12px;color:#8f98a7}.command-line{margin-top:24px;display:flex;align-items:center;gap:12px;padding:12px 12px 12px 14px;background:#f1f3f6;border-radius:10px}.command-line code{flex:1;min-width:0;overflow-x:auto;white-space:nowrap;font:600 12px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.command-line button{border:0;border-radius:7px;background:var(--ink);color:#fff;padding:8px 10px;font-size:11px;font-weight:720;cursor:pointer}.connect-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.connect-meta span{font-size:11px;color:#818a99}.connect-meta span+span::before{content:"·";margin-right:10px;color:#b6bdc7}.local-install{margin-top:34px;padding-top:22px;border-top:1px solid #e0e4ea}.local-install summary{cursor:pointer;font-size:13px;font-weight:680;color:#4f596a}.local-install[open] summary{margin-bottom:14px}.local-line{margin-top:0;background:#f7f8fa}.package-links{display:flex;gap:22px;margin-top:16px;font-size:13px;font-weight:680}

.start{padding:112px 0 120px;background:#171a20;color:#fff}.start-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:84px;align-items:end}.start h2{margin:0;font-size:clamp(48px,5vw,68px);line-height:1.05;letter-spacing:-.05em;font-weight:710}.start-grid>div:first-child>p:last-child{max-width:650px;margin:28px 0 0;color:#adb4c0;font-size:17px;line-height:1.8}.start-action{display:flex;flex-direction:column;align-items:flex-start;width:100%}.start-entry-label{margin-bottom:14px;color:#aeb5c1;font-size:12px;font-weight:700;letter-spacing:.02em}.start-entry-grid{display:grid;grid-template-columns:196px minmax(0,1fr);gap:22px;align-items:center;width:100%}.mini-code-card{width:196px;padding:12px 12px 14px;border-radius:22px;background:#fff;color:var(--ink);box-shadow:0 20px 44px rgba(0,0,0,.2)}.mini-code-frame{overflow:hidden;border-radius:15px;background:#fff}.mini-code-frame img{width:100%;height:auto;border-radius:12px}.mini-code-copy{display:grid;gap:3px;margin-top:10px;text-align:center}.mini-code-copy strong{font-size:13px;letter-spacing:-.01em}.mini-code-copy span{font-size:10px;color:#7f8793}.start-entry-alt{display:flex;flex-direction:column;align-items:flex-start;min-width:0}.start-entry-alt-label{margin-bottom:11px;color:#8f98a7;font-size:11px}.start-how{display:flex;align-items:center;gap:10px;margin-top:18px;color:#8f98a7;font-size:11px;flex-wrap:wrap}.start-how span{display:inline-flex;align-items:center;gap:7px}.start-how b{width:20px;height:20px;border:1px solid #39404c;border-radius:50%;display:grid;place-items:center;color:#d9dde4;font-size:9px}.start-how i{font-style:normal;color:#555e6c}.price-line{display:flex;align-items:baseline;gap:8px;margin:30px 0 0;color:#aeb5c1;font-size:13px;flex-wrap:wrap}.price-line strong{font-size:28px;color:#fff;letter-spacing:-.04em}.price-line em{font-style:normal;color:#7f8793}.start-action small{margin-top:12px;color:#747d89;line-height:1.65}

.site-footer{padding:30px 0;background:#171a20;color:#fff;border-top:1px solid #2d323b}.footer-row{display:flex;align-items:center;gap:28px}.footer-brand{display:flex;align-items:center;gap:9px;font-size:14px}.footer-brand .brand-mark{width:27px;height:27px;padding:6px;background:#fff}.footer-row>p{margin:0;color:#7b8492;font-size:12px}.footer-links{margin-left:auto;display:flex;gap:20px}.footer-links a{font-size:12px;color:#929aa7}.footer-links a:hover{color:#fff}
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}
@media(max-width:760px){
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}
@media(max-width:480px){
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}
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