:root{
  --ink:#1f2433;--ink2:#3a4160;--muted:#646c8a;--line:#e6e9f5;
  --bg:#f7f9ff;--card:#ffffff;
  --sky:#8aa2ff;--sky-2:#6f8cff;--teal:#7fd8b4;--teal-2:#4fc39b;--lav:#b9a7ee;--blush:#ffb3c7;--blush-2:#ff8fb0;
  --sky-soft:#e9eeff;--teal-soft:#e3f7ef;--lav-soft:#f0ebff;--blush-soft:#ffeef3;
  --grad:linear-gradient(135deg,#8aa2ff 0%,#7fd8b4 100%);
  --r-lg:28px;--r-md:20px;--r-sm:14px;
  --shadow:0 1px 2px rgba(31,36,51,.04),0 8px 24px -8px rgba(80,98,180,.14);
  --shadow-lg:0 2px 4px rgba(31,36,51,.04),0 24px 60px -20px rgba(80,98,180,.30);
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --display:"Plus Jakarta Sans","Inter",ui-sans-serif,system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html.zh body{line-height:1.75}
img,svg{display:block}
a{color:inherit}
h1,h2,h3{text-wrap:balance;font-family:var(--display);line-height:1.12;letter-spacing:-.02em;margin:0;color:var(--ink)}
html.zh h1,html.zh h2,html.zh h3{letter-spacing:0;line-height:1.3}
p{margin:0}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.wrap.narrow{width:min(820px,100% - 40px)}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;z-index:100;text-decoration:none}
.skip:focus{top:12px}
:focus-visible{outline:3px solid var(--sky-2);outline-offset:3px;border-radius:10px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;border-radius:999px;font-weight:600;text-decoration:none;white-space:nowrap;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;border:0;cursor:pointer;font-family:inherit}
.btn-sm{padding:9px 16px;font-size:14.5px}
.btn-lg{padding:15px 26px;font-size:16.5px}
.btn-primary{color:#fff;background:linear-gradient(135deg,#7d95ff,#5fcaa3);box-shadow:0 8px 22px -8px rgba(95,130,255,.6),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(95,130,255,.7),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-ghost{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:inset 0 0 0 1.5px #cfd6f3,var(--shadow)}
.btn-white{background:#fff;color:#3550c9;box-shadow:0 10px 26px -10px rgba(20,30,90,.45)}
.btn-white:hover{transform:translateY(-2px)}
.btn-outline-white{color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.7);background:rgba(255,255,255,.08)}
.btn-outline-white:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(247,249,255,.72);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(247,249,255,.88)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-kite{width:30px;height:31px;filter:drop-shadow(0 4px 6px rgba(111,140,255,.35))}
.brand-name{font-family:var(--display);font-weight:800;font-size:19px;letter-spacing:-.02em}
.brand-zh{font-weight:600;color:var(--muted);font-size:15px;margin-left:2px}
.nav-links{display:flex;gap:30px}
.nav-links a{text-decoration:none;color:var(--ink2);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--sky-2)}
.nav-cta{display:flex;align-items:center;gap:10px}
.lang{display:inline-flex;padding:3px;border-radius:999px;background:#fff;box-shadow:inset 0 0 0 1.5px var(--line);border:0;cursor:pointer;font:600 13px/1 var(--font);color:var(--muted)}
.lang-opt{padding:7px 10px;border-radius:999px;transition:background .25s,color .25s}
html:not(.zh) .lang-opt[data-l="en"],html.zh .lang-opt[data-l="zh"]{background:var(--ink);color:#fff}

/* hero */
.hero{position:relative;padding:64px 0 40px;overflow:hidden}
.sky{position:absolute;inset:0;pointer-events:none;z-index:-1;-webkit-mask-image:linear-gradient(#000 70%,transparent);mask-image:linear-gradient(#000 70%,transparent)}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55}
.b1{width:520px;height:520px;background:#cfd9ff;top:-160px;right:-80px}
.b2{width:420px;height:420px;background:#d4f4e7;bottom:-120px;left:-120px}
.b3{width:340px;height:340px;background:#ffe1ea;top:120px;right:30%;opacity:.45}
.cloud{position:absolute;background:#fff;border-radius:999px;opacity:.85;box-shadow:0 10px 30px -12px rgba(120,140,200,.25)}
.cloud::before,.cloud::after{content:"";position:absolute;background:#fff;border-radius:50%}
.cloud.c1{width:120px;height:34px;top:90px;left:6%;animation:drift 28s linear infinite alternate}
.cloud.c1::before{width:52px;height:52px;left:18px;top:-26px}.cloud.c1::after{width:38px;height:38px;left:60px;top:-16px}
.cloud.c2{width:90px;height:26px;top:60%;right:4%;animation:drift 34s linear infinite alternate-reverse}
.cloud.c2::before{width:40px;height:40px;left:14px;top:-20px}.cloud.c2::after{width:30px;height:30px;left:46px;top:-12px}
.cloud.c3{width:70px;height:20px;top:40px;left:52%;opacity:.7;animation:drift 40s linear infinite alternate}
.cloud.c3::before{width:30px;height:30px;left:10px;top:-15px}.cloud.c3::after{width:22px;height:22px;left:34px;top:-9px}
@keyframes drift{to{transform:translateX(60px)}}
.hero-in{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 14px 7px 12px;border-radius:999px;background:#fff;box-shadow:inset 0 0 0 1px var(--line),var(--shadow);font-size:14px;font-weight:600;color:var(--ink2)}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--teal-2);box-shadow:0 0 0 4px rgba(127,216,180,.3);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(127,216,180,.08)}}
h1{font-size:clamp(42px,6vw,72px);font-weight:800;margin:22px 0 20px;letter-spacing:-.035em}
html.zh h1{font-size:clamp(38px,5.4vw,64px);letter-spacing:0}
.grad{background:linear-gradient(100deg,#6f8cff 10%,#58c7a0 60%,#b49cf0 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,1.5vw,19.5px);color:var(--muted);max-width:34em}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 16px}
.fine{font-size:14px;color:var(--muted)}

/* hero art */
.hero-art{position:relative;height:560px}
.window{position:absolute;left:0;right:84px;top:48px;bottom:92px;background:#fff;border-radius:22px;box-shadow:var(--shadow-lg),inset 0 0 0 1px var(--line);overflow:hidden;transform:rotate(-1.2deg)}
.win-bar{height:40px;display:flex;align-items:center;gap:7px;padding:0 16px;border-bottom:1px solid var(--line);background:#fbfcff}
.win-bar i{width:11px;height:11px;border-radius:50%;background:#ffc2cf}.win-bar i:nth-child(2){background:#ffe0a6}.win-bar i:nth-child(3){background:#bfe9d8}
.win-url{margin-left:14px;font-size:12px;color:var(--muted);background:#f1f3fb;padding:4px 12px;border-radius:8px}
.win-body{display:grid;grid-template-columns:1fr 36%;height:calc(100% - 40px)}
.win-chat{padding:18px 14px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:10px;background:#fcfdff}
.msg{border-radius:14px;padding:10px 12px;font-size:12.5px;line-height:1.4}
.msg.me{align-self:flex-end;background:var(--sky-soft);color:#3a4fb8;font-weight:600;max-width:90%}
.msg.ai{background:#f3f5fb;display:flex;flex-direction:column;gap:6px}
.msg.ai.small{color:var(--teal-2);font-weight:600;background:var(--teal-soft);align-self:flex-start}
.sk{display:block;height:7px;border-radius:5px;background:#e0e5f3}.w80{width:80%}.w60{width:60%}.w70{width:70%}
.win-prev{order:-1;display:grid;place-items:start center;padding-top:34px;background:linear-gradient(180deg,#fdfdff,#f4f6fe)}
.login{width:72%;max-width:220px;background:#fff;border-radius:16px;padding:18px 16px;box-shadow:0 10px 30px -14px rgba(80,98,180,.35);display:flex;flex-direction:column;gap:9px;align-items:stretch}
.lg-logo{width:26px;height:26px;border-radius:8px;background:var(--grad);align-self:center}
.lg-title{font-weight:700;font-size:13.5px;text-align:center;font-family:var(--display)}
.field{height:26px;border-radius:8px;background:#f1f3fa;box-shadow:inset 0 0 0 1px #e5e8f4}
.lg-btn{height:28px;border-radius:8px;background:#7d95ff;color:#fff;font-size:12px;font-weight:600;display:grid;place-items:center}
.lg-missing{text-align:center;font-size:11px;color:#c96a86;border:1.5px dashed #ffb3c7;border-radius:8px;padding:3px 0;position:relative;opacity:.9}

.kite-fly{position:absolute;right:-20px;top:-34px;width:172px;animation:float 6s ease-in-out infinite;z-index:3;filter:drop-shadow(0 18px 22px rgba(111,140,255,.35))}
.kite-big{width:172px;height:auto;overflow:visible}
.kite-string{transform-origin:55px 106px;animation:sway 3.2s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) rotate(-4deg)}50%{transform:translateY(-16px) rotate(3deg)}}
@keyframes sway{0%,100%{transform:rotate(-6deg)}50%{transform:rotate(7deg)}}
.sparkle{position:absolute;width:10px;height:10px;background:var(--blush);clip-path:polygon(50% 0,62% 38%,100% 50%,62% 62%,50% 100%,38% 62%,0 50%,38% 38%);animation:twinkle 3s ease-in-out infinite}
.s1{left:-10px;top:30px}.s2{right:4px;top:96px;background:var(--lav);width:8px;height:8px;animation-delay:1s}.s3{left:16px;top:-6px;background:var(--teal);animation-delay:2s;width:7px;height:7px}
@keyframes twinkle{0%,100%{opacity:.2;transform:scale(.6)}50%{opacity:1;transform:scale(1.1)}}

.popup{position:absolute;right:-16px;bottom:0;width:322px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-radius:22px;padding:16px 16px 14px;box-shadow:0 30px 60px -22px rgba(60,76,160,.45),0 0 0 1px rgba(138,162,255,.18);z-index:4;animation:pop .9s cubic-bezier(.2,.9,.3,1.3) .5s both}
.popup::before{content:"";position:absolute;top:-8px;right:64px;width:16px;height:16px;background:#fff;transform:rotate(45deg);border-radius:3px;box-shadow:-1px -1px 0 rgba(138,162,255,.18)}
@keyframes pop{from{opacity:0;transform:translateY(16px) scale(.94)}to{opacity:1;transform:none}}
.pp-head{display:flex;align-items:center;gap:10px}
.pp-kite{width:30px;height:31px;flex:none}
.pp-title{font-family:var(--display);font-weight:800;font-size:16px;line-height:1.2}
.pp-sub{font-size:12px;color:var(--muted)}
.pp-badge{margin-left:auto;font-size:12px;font-weight:700;color:#3a8f6f;background:var(--teal-soft);padding:5px 10px;border-radius:999px;white-space:nowrap}
.pp-bar{height:7px;border-radius:9px;background:#eef1fa;margin:12px 0 10px;overflow:hidden}
.pp-bar span{display:block;height:100%;width:66.7%;background:var(--grad);border-radius:9px;animation:grow 1.4s ease 1s both}
@keyframes grow{from{width:0}}
.pp-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
.pp-list li{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;line-height:1.35;color:var(--ink2)}
.pp-list i{flex:none;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:800;margin-top:-1px}
.pp-list .ok i{background:var(--teal-soft);color:#2f9a74}
.pp-list .miss{background:var(--blush-soft);border-radius:12px;padding:8px 9px;margin:2px -4px 0}
.pp-list .miss i{background:#ff9fb8;color:#fff}
.pp-list .miss b{color:#b54a6c;display:block;font-weight:700}
.pp-list small{display:block;color:#a26478;font-size:12px;margin-top:2px}
.pp-actions{display:flex;gap:8px;margin-top:12px}
.pp-btn{flex:1;text-align:center;font-size:12.5px;font-weight:600;padding:8px 0;border-radius:11px;background:#f1f3fb;color:var(--ink2)}
.pp-btn.pri{background:linear-gradient(135deg,#7d95ff,#5fcaa3);color:#fff}
.pp-foot{font-size:11.5px;color:var(--muted);text-align:center;margin-top:9px}

.journey{list-style:none;padding:0;margin:44px auto 0;display:flex;justify-content:center;align-items:center;gap:0;max-width:720px}
.journey li{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--muted);font-size:15px;flex:1;justify-content:center;position:relative}
.journey li+li::before{content:"";position:absolute;left:-30%;width:42%;top:50%;height:2px;background:repeating-linear-gradient(90deg,#c9d2f5 0 6px,transparent 6px 12px)}
.journey li.done,.journey li.now{color:var(--ink)}
.j-dot{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#fff;box-shadow:inset 0 0 0 1.5px var(--line);font-size:13px;font-weight:700;color:var(--muted);flex:none}
.done .j-dot{background:var(--teal-soft);color:#2f9a74;box-shadow:none}
.now .j-dot{background:#fff;box-shadow:0 0 0 4px var(--sky-soft),0 6px 14px -4px rgba(111,140,255,.5)}
.now .j-dot svg{width:20px;height:21px}

/* sections */
.section{padding:110px 0;position:relative}
.section.tint{background:linear-gradient(180deg,rgba(240,235,255,0) 0%,rgba(240,235,255,.6) 18%,rgba(233,238,255,.6) 82%,rgba(233,238,255,0) 100%)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 56px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--sky-2);margin-bottom:14px}
html.zh .eyebrow{letter-spacing:.08em}
.eyebrow.light{color:rgba(255,255,255,.9)}
h2{font-size:clamp(32px,4vw,48px);font-weight:800}
.sub{color:var(--muted);font-size:18px;margin-top:16px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:var(--card);border-radius:var(--r-lg);padding:30px 28px 28px;box-shadow:var(--shadow),inset 0 0 0 1px var(--line);display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg),inset 0 0 0 1px var(--line)}
.step-n{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;font-family:var(--display);font-weight:800;color:#fff;background:var(--grad);margin-bottom:20px;box-shadow:0 8px 16px -6px rgba(111,140,255,.6)}
.step:nth-child(2) .step-n{background:linear-gradient(135deg,#b9a7ee,#8aa2ff)}
.step:nth-child(3) .step-n{background:linear-gradient(135deg,#ffb3c7,#b9a7ee)}
.step h3{font-size:21px;margin-bottom:10px}
.step p{color:var(--muted);font-size:15.5px}
.mini{margin-top:auto;padding-top:22px}
.mini-plan{display:flex;flex-direction:column;gap:8px}
.mp-row{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:500;background:#f7f8fe;border-radius:12px;padding:9px 12px}
.chk{width:18px;height:18px;border-radius:6px;box-shadow:inset 0 0 0 1.5px #cdd4ee;display:grid;place-items:center;font-size:11px;font-weight:800;color:#fff}
.chk.on{background:var(--teal-2);box-shadow:none}
.mini-click{position:relative;height:118px;margin-top:auto;border-radius:16px;background:radial-gradient(circle at 50% 50%,#eef2ff,#f7f8fe 70%)}
.mc-kite{position:absolute;left:50%;top:50%;width:58px;height:60px;transform:translate(-50%,-50%);animation:bob 3s ease-in-out infinite}
@keyframes bob{50%{transform:translate(-50%,-58%)}}
.mc-ring{position:absolute;left:50%;top:50%;width:70px;height:70px;margin:-35px 0 0 -35px;border-radius:50%;border:2px solid var(--sky);animation:ring 2.4s ease-out infinite}
@keyframes ring{0%{transform:scale(.6);opacity:.9}100%{transform:scale(1.7);opacity:0}}
.mc-cursor{position:absolute;left:58%;top:58%;width:18px;height:22px;background:var(--ink);clip-path:polygon(0 0,100% 62%,56% 66%,78% 100%,62% 100%,42% 70%,0 92%);animation:tap 2.4s ease-in-out infinite}
@keyframes tap{0%,100%{transform:translate(8px,8px)}30%,45%{transform:translate(0,0) scale(.9)}}
.mini-unlock{display:flex;align-items:center;justify-content:center;gap:12px;height:118px;border-radius:16px;background:#f7f8fe;margin-top:auto}
.mu-gate{padding:10px 14px;border-radius:12px;font-weight:700;font-size:14px}
.mu-gate.done{background:var(--teal-soft);color:#2f9a74}
.mu-gate.next{background:#fff;box-shadow:0 0 0 2px var(--sky),0 10px 20px -8px rgba(111,140,255,.6);color:#3a4fb8;animation:glow 2.6s ease-in-out infinite}
@keyframes glow{50%{box-shadow:0 0 0 5px rgba(138,162,255,.25),0 10px 20px -8px rgba(111,140,255,.6)}}
.mu-arrow{color:var(--muted);font-weight:700}

/* bento */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.card{background:var(--card);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow),inset 0 0 0 1px var(--line);position:relative;overflow:hidden;transition:transform .3s ease,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg),inset 0 0 0 1px var(--line)}
.card h3{font-size:20px;margin:16px 0 8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card p{color:var(--muted);font-size:15.5px}
.c-done{grid-column:span 3}.c-platform{grid-column:span 3}
.c-focus,.c-park,.c-fix{grid-column:span 2}
.c-proof{grid-column:span 2}.c-launch{grid-column:span 4}
.ic{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:19px}
.ic-blue{background:var(--sky-soft);color:#4f6cf0}.ic-teal{background:var(--teal-soft);color:#2f9a74}.ic-lav{background:var(--lav-soft);color:#7b62d6}.ic-pink{background:var(--blush-soft);color:#d4577e}
.tag{font-family:var(--font);font-size:11.5px;font-weight:700;letter-spacing:.03em;padding:3px 9px;border-radius:999px;background:var(--lav-soft);color:#7b62d6}
.viz-checks{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.vc{font-size:13.5px;font-weight:600;padding:7px 12px 7px 10px;border-radius:999px;display:inline-flex;align-items:center;gap:6px}
.vc.ok{background:var(--teal-soft);color:#2f8a69}.vc.ok::before{content:"✓";font-weight:800}
.vc.miss{background:var(--blush-soft);color:#b54a6c}.vc.miss::before{content:"○";font-weight:800}
.c-platform{background:linear-gradient(160deg,#fff 40%,#eefaf5)}
.c-platform::after{content:"";position:absolute;right:-40px;bottom:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,#d4f4e7,transparent 70%)}
.viz-focus{position:relative;height:96px;margin-top:18px;display:flex;align-items:center;gap:14px;padding-left:18px}
.viz-focus svg{width:46px;height:48px;position:relative;z-index:1}
.vf-ring{position:absolute;left:8px;top:50%;width:66px;height:66px;margin-top:-33px;border-radius:50%;background:conic-gradient(#8aa2ff,#7fd8b4,#b9a7ee,#ffb3c7,#8aa2ff);-webkit-mask:radial-gradient(circle,transparent 29px,#000 30px);mask:radial-gradient(circle,transparent 29px,#000 30px);animation:spin 8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.vf-note{background:var(--lav-soft);color:#6a52c4;font-size:13.5px;font-weight:600;padding:8px 12px;border-radius:12px 12px 12px 4px;margin-left:10px}
.viz-park{display:flex;align-items:center;gap:8px;margin-top:20px;background:#fff;border-radius:14px;padding:10px 10px 10px 14px;box-shadow:inset 0 0 0 1.5px #ffd3df}
.vp-in{flex:1;font-size:14px;color:var(--ink2);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.vp-in::after{content:"";display:inline-block;width:1.5px;height:15px;background:var(--blush-2);vertical-align:-2px;margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.vp-k{background:var(--blush-soft);color:#d4577e;font-weight:700;border-radius:8px;padding:3px 9px;font-size:13px}
.viz-prompt{margin-top:20px;background:#1f2433;border-radius:14px;padding:14px;position:relative}
.viz-prompt code{font:500 12.5px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;color:#d6defc;display:block;padding-right:6px}
html.zh .viz-prompt code{font-family:var(--font)}
.vpr-copy{position:absolute;right:10px;top:-11px;background:var(--teal);color:#14402f;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:999px}
.c-proof{background:linear-gradient(160deg,#fff 40%,#eef2ff)}
.c-proof::after{content:"✓";position:absolute;right:22px;bottom:14px;font-size:84px;font-weight:800;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.22}
.c-launch{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:center;background:linear-gradient(135deg,#fff 30%,#fff3f7)}
.launch-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.launch-grid li{display:flex;gap:10px;background:#fff;border-radius:16px;padding:12px;box-shadow:inset 0 0 0 1px var(--line)}
.launch-grid b{font-size:20px;line-height:1.2}
.launch-grid strong{display:block;font-size:15px;font-family:var(--display)}
.launch-grid small{display:block;color:var(--muted);font-size:13px;line-height:1.4}

/* tools */
.tools{list-style:none;margin:0 auto;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:900px}
.tools li{display:inline-flex;align-items:center;gap:10px;padding:13px 20px;background:#fff;border-radius:999px;box-shadow:var(--shadow),inset 0 0 0 1px var(--line);font-weight:700;font-family:var(--display);font-size:16.5px;transition:transform .25s ease}
.tools li:hover{transform:translateY(-3px) rotate(-1deg)}
.td{width:12px;height:12px;border-radius:4px;background:var(--c);transform:rotate(45deg)}
.tools li.more{background:transparent;box-shadow:inset 0 0 0 1.5px #cfd6f3;box-shadow:none;border:1.5px dashed #c6cff0;color:var(--muted);font-family:var(--font);font-weight:600;font-size:15px}
.disclaimer{text-align:center;color:#8a91ab;font-size:13px;margin-top:22px}

/* privacy */
.privacy{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;background:linear-gradient(140deg,#f2efff 0%,#eaf0ff 50%,#e6f7f0 100%);border-radius:36px;padding:60px;position:relative;overflow:hidden}
.privacy .sub{margin-bottom:30px}
.pv-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.pv-list li{display:flex;gap:16px;background:rgba(255,255,255,.75);border-radius:20px;padding:18px 20px;box-shadow:0 1px 0 rgba(255,255,255,.8) inset}
.pv-ic{font-size:22px;width:44px;height:44px;flex:none;display:grid;place-items:center;background:#fff;border-radius:14px;box-shadow:var(--shadow)}
.pv-list h3{font-size:17.5px;margin-bottom:4px}
.pv-list p{color:var(--muted);font-size:15px}
.pv-art{position:relative;display:grid;place-items:center;min-height:320px}
.env{width:100%;max-width:380px;background:#1f2433;border-radius:20px;padding:0 0 18px;box-shadow:0 30px 60px -24px rgba(31,36,80,.55);font:500 13.5px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;color:#c8d0ee;transform:rotate(1.5deg)}
.env-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.07);margin-bottom:12px}
.env-bar i{width:10px;height:10px;border-radius:50%;background:#ff9fb8}.env-bar i:nth-child(2){background:#ffd98f}.env-bar i:nth-child(3){background:#7fd8b4}
.env-bar span{margin-left:10px;font-size:12px;color:#8f98bd}
.env-line{padding:3px 18px;white-space:nowrap;overflow:hidden}
.env .k{color:#9fb3ff}.env .v{color:#b8ecd6}
.env .blur{filter:blur(5px);color:#ffc2d2;user-select:none}
.env-tag{margin:14px 18px 0;display:inline-block;background:rgba(127,216,180,.16);color:#9ff0cc;font-family:var(--font);font-weight:600;font-size:12.5px;padding:5px 11px;border-radius:999px}
.pv-kite{position:absolute;width:84px;height:86px;right:-6px;top:6px;animation:float 6s ease-in-out infinite;filter:drop-shadow(0 12px 16px rgba(111,140,255,.35))}

/* founder */
.founder{margin:0;background:#fff;border-radius:32px;padding:56px 56px 44px;box-shadow:var(--shadow-lg),inset 0 0 0 1px var(--line);position:relative}
.quote-mark{position:absolute;top:-6px;left:40px;font-family:Georgia,serif;font-size:130px;line-height:1;background:linear-gradient(135deg,#ffb3c7,#b9a7ee);-webkit-background-clip:text;background-clip:text;color:transparent}
.founder blockquote{margin:0}
.founder p{font-size:19px;line-height:1.7;color:var(--ink2);margin-bottom:16px}
html.zh .founder p{line-height:1.9}
.founder figcaption{display:flex;align-items:center;gap:14px;margin-top:26px;padding-top:24px;border-top:1px dashed var(--line)}
.avatar{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#ffb3c7,#b9a7ee 50%,#8aa2ff);display:grid;place-items:center;color:#fff;font-family:var(--display);font-weight:800;font-size:17px;box-shadow:0 6px 14px -4px rgba(185,167,238,.7)}
.founder strong{display:block;font-family:var(--display);font-size:17px}
.founder small{display:block;color:var(--muted);font-size:14px}

/* CTA */
.cta{position:relative;overflow:hidden;text-align:center;color:#fff;border-radius:40px;padding:80px 40px 64px;background:linear-gradient(135deg,#7f97ff 0%,#8a9cf6 30%,#79cfb4 75%,#86dcbd 100%);box-shadow:0 40px 80px -30px rgba(90,120,230,.55)}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 20%,rgba(255,255,255,.35),transparent 40%),radial-gradient(circle at 90% 90%,rgba(255,179,199,.45),transparent 45%)}
.cta>*{position:relative}
.cta-sky{position:absolute;inset:0}
.cta-sky .cloud{opacity:.35}
.cta-sky .cloud.c1{top:40px;left:5%}.cta-sky .cloud.c2{top:auto;bottom:50px;right:6%}
.cta-kite{width:90px;height:auto;margin:0 auto 18px;animation:float 6s ease-in-out infinite;filter:drop-shadow(0 16px 18px rgba(40,60,140,.3));overflow:visible}
.cta h2{color:#fff;max-width:760px;margin:0 auto;font-size:clamp(30px,4vw,46px)}
.cta-sub{max-width:600px;margin:18px auto 0;font-size:18px;color:rgba(255,255,255,.92)}
.cta-btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:32px}
.cta-fine{margin-top:18px;font-size:14px;color:rgba(255,255,255,.85)}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border-radius:20px;box-shadow:var(--shadow),inset 0 0 0 1px var(--line);transition:box-shadow .25s}
.faq details[open]{box-shadow:var(--shadow-lg),inset 0 0 0 1.5px #d6ddfa}
.faq summary{list-style:none;cursor:pointer;padding:20px 60px 20px 24px;font-weight:600;font-size:17px;position:relative;font-family:var(--display)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:22px;top:50%;width:26px;height:26px;margin-top:-13px;border-radius:50%;background:var(--sky-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234f6cf0' stroke-width='2.6' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center/14px no-repeat;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg);background-color:var(--blush-soft)}
.faq details p{padding:0 24px 22px;color:var(--muted);font-size:16px}

/* footer */
.footer{padding:56px 0 48px;border-top:1px solid var(--line);background:#fff}
.foot-in{display:grid;grid-template-columns:auto 1fr auto;gap:14px 32px;align-items:center}
.foot-tag{color:var(--muted);font-size:15px}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a{text-decoration:none;color:var(--ink2);font-size:15px;font-weight:500}
.foot-links a:hover{color:var(--sky-2)}
.copy{grid-column:1/-1;color:#8a91ab;font-size:13.5px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1020px){
  .hero-in{grid-template-columns:1fr;gap:20px}
  .hero-copy{text-align:center}
  .lead{margin-inline:auto}
  .hero-ctas{justify-content:center}
  .hero-art{max-width:600px;width:100%;margin:10px auto 0}
  .steps{grid-template-columns:1fr;max-width:600px;margin:0 auto}
  .bento{grid-template-columns:1fr 1fr}
  .c-done,.c-platform,.c-focus,.c-park,.c-fix,.c-proof{grid-column:span 1}
  .c-launch{grid-column:1/-1}
  .privacy{grid-template-columns:1fr;padding:44px}
}
@media (max-width:820px){.nav-links{display:none}}
@media (max-width:640px){
  body{font-size:16px}
  .wrap,.wrap.narrow{width:calc(100% - 32px)}
  .nav-in{height:60px}
  .brand-zh{display:none}
  .btn-sm{padding:8px 13px;font-size:13.5px}
  .hero{padding:36px 0 24px}
  h1{margin:18px 0 16px}
  .btn-lg{padding:14px 22px;font-size:16px}
  .hero-ctas .btn{width:100%}
  .hero-art{height:auto;padding-top:118px;margin-top:0}
  .window{display:none}
  .popup{position:relative;right:auto;bottom:auto}
  .win-body{grid-template-columns:1fr}
  .win-chat{display:none}
  .kite-fly{width:96px;right:18px;top:-6px}
  .kite-big{width:96px}
  .popup{left:0;right:0;width:auto;margin:0 auto;max-width:340px}
  .journey{margin-top:30px}
  .journey li{flex-direction:column;gap:6px;font-size:13px}
  .journey li+li::before{left:-25%;width:50%;top:17px}
  .section{padding:76px 0}
  .sec-head{margin-bottom:38px}
  .sub{font-size:16.5px}
  .bento{grid-template-columns:1fr;gap:16px}
  .c-launch{grid-template-columns:1fr}
  .launch-grid{grid-template-columns:1fr}
  .card,.step{padding:24px}
  .tools li{padding:11px 16px;font-size:15px}
  .privacy{padding:32px 22px;border-radius:28px;gap:28px}
  .pv-art{min-height:0;padding-top:14px}
  .env{transform:none;font-size:12.5px}
  .pv-kite{width:64px;height:66px;right:-4px;top:-14px}
  .founder{padding:48px 24px 30px;border-radius:26px}
  .founder p{font-size:17px}
  .quote-mark{left:20px;font-size:100px;top:-4px}
  .cta{padding:56px 22px 44px;border-radius:30px}
  .cta-btns .btn{width:100%;white-space:normal}
  .foot-in{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}

.i{width:22px;height:22px}
.lg-ic{display:grid;place-items:center;width:34px;height:34px;flex:none;border-radius:11px;background:var(--blush-soft);color:#d4577e}
.lg-ic .i{width:18px;height:18px}
.launch-grid li:nth-child(2) .lg-ic{background:var(--sky-soft);color:#4f6cf0}
.launch-grid li:nth-child(3) .lg-ic{background:var(--teal-soft);color:#2f9a74}
.launch-grid li:nth-child(4) .lg-ic{background:var(--lav-soft);color:#7b62d6}
.pv-ic{color:#6a7fe6}
.pv-list li:nth-child(2) .pv-ic{color:#d4577e}.pv-list li:nth-child(3) .pv-ic{color:#2f9a74}
.viz-plat{margin-top:18px;position:relative;z-index:1}
.vpl-tabs{display:inline-flex;gap:4px;padding:4px;background:#f1f4fb;border-radius:12px;margin-bottom:10px;flex-wrap:wrap}
.vpl-tabs span{font-size:13px;font-weight:600;color:var(--muted);padding:6px 11px;border-radius:9px}
.vpl-tabs span.on{background:#fff;color:var(--ink);box-shadow:0 2px 6px -2px rgba(80,98,180,.3)}
.vpl-row{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink2);padding:3px 0}
.vpl-row i{font-style:normal;width:18px;height:18px;border-radius:50%;background:var(--teal-soft);color:#2f9a74;font-size:10px;font-weight:800;display:grid;place-items:center}
.c-proof::after{display:none}
.viz-proof{display:flex;align-items:center;gap:12px;margin-top:20px;padding:12px 14px;border-radius:16px;background:#fff;box-shadow:inset 0 0 0 1.5px #d6ddfa}
.vpf-seal{width:38px;height:38px;border-radius:50%;flex:none;display:grid;place-items:center;color:#fff;font-weight:800;background:var(--grad);box-shadow:0 0 0 4px var(--sky-soft)}
.viz-proof b{display:block;font-size:14.5px;font-family:var(--display)}
.viz-proof small{display:block;font-size:12.5px;color:var(--muted)}
.cta-halo{position:absolute!important;left:50%;top:44px;width:200px;height:200px;margin-left:-100px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.75),rgba(255,255,255,0) 68%)}
.cta-kite{width:104px}
.card{display:flex;flex-direction:column}
.card>[class^="viz-"]{margin-top:auto;padding-top:0}
.card>p{margin-bottom:20px}
.c-launch{display:grid}
.cta-halo{width:150px;height:150px;margin-left:-75px;top:60px;background:rgba(255,255,255,.22);box-shadow:inset 0 0 0 1px rgba(255,255,255,.35),0 0 60px rgba(255,255,255,.35)}

.cta-halo{display:none}
.cta-kite-wrap{position:relative;width:150px;height:150px;margin:0 auto 22px;display:grid;place-items:center}
.cta-kite-wrap::before{content:"";position:absolute;inset:0;border-radius:50%;background:rgba(255,255,255,.22);box-shadow:inset 0 0 0 1px rgba(255,255,255,.4),0 0 60px rgba(255,255,255,.35)}
.cta-kite-wrap .cta-kite{margin:0;position:relative;top:14px}
.avatar{flex:none}
html.zh .eyebrow{text-transform:none}
.lang{white-space:nowrap;flex:none}
.lang-opt{white-space:nowrap}
@media (max-width:640px){.lang-opt{padding:7px 8px;font-size:12px}.nav-cta{gap:8px}.nav-cta .btn-sm{padding:8px 12px}}
@media (max-width:360px){.brand-name{font-size:17px}.nav-cta .btn-sm{font-size:12.5px;padding:8px 10px}}
@media (max-width:440px){.nav-cta .btn-sm{display:none}}