*{box-sizing:border-box}
:root{--ink:#172831;--blue:#138fae;--space:clamp(20px,6vw,110px);--header:82px}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 20px);-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}
a:focus-visible,button:focus-visible,canvas:focus-visible{outline:3px solid #078ba8;outline-offset:5px}
header{position:fixed;left:0;right:0;top:0;z-index:5;min-height:var(--header);padding:env(safe-area-inset-top,0px) max(var(--space),env(safe-area-inset-right,0px)) 0 max(var(--space),env(safe-area-inset-left,0px));display:flex;align-items:center;justify-content:space-between;gap:24px;background:#ffffffc9;border-bottom:1px solid #edf2f3;backdrop-filter:blur(18px)}
.brand{font-size:25px;font-weight:650;letter-spacing:-1px;display:flex;align-items:center;gap:18px}.brand span{font-size:14px;font-weight:500;letter-spacing:2px}.brand-name{font:inherit}
header .brand{--dock:0;--logo-space:48px;position:relative;min-height:44px;padding-left:calc(var(--dock)*var(--logo-space));flex-shrink:0}
#nav-logo{position:absolute;left:0;top:50%;width:40px;height:40px;object-fit:contain;transform:translateY(-50%) scale(0);visibility:hidden;transform-origin:center;opacity:1;pointer-events:none}
nav{display:flex;align-items:center;gap:30px;font-size:14px;color:#4c616a}nav a{display:flex;align-items:center;min-height:44px;white-space:nowrap}
#language{font-size:14px;color:#167e98;background:transparent;border:1px solid #c6dce3;border-radius:24px;padding:8px 14px;min-width:52px;min-height:44px;cursor:pointer;white-space:nowrap}#language:hover{background:#edf7fa}
.logo-intro{height:200svh;position:relative;background:radial-gradient(ellipse at 50% 45%,#d7f6fc 0,#f2fbfd 45%,#fbfdfe 78%)}.logo-stage{position:sticky;top:0;height:100svh;overflow:hidden}.visual{height:100%;position:relative}#logo{position:absolute;inset:0;width:100%;height:100%;touch-action:pan-y pinch-zoom;cursor:grab}#logo:active{cursor:grabbing}
.visual-tools{position:absolute;z-index:1;bottom:max(30px,env(safe-area-inset-bottom,0px));left:var(--space);right:var(--space);display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:13px;line-height:1.6;color:#5c7882;pointer-events:none}.scroll-cue{letter-spacing:1px;text-align:right}
.hero{position:relative;min-height:630px;display:grid;place-items:center;padding:100px var(--space) 130px;text-align:center;background:radial-gradient(ellipse at 78% 45%,#d7f6fc 0,#f2fbfd 34%,#fbfdfe 65%)}.hero-copy{max-width:1000px;min-width:0}
.eyebrow{font-size:12px;letter-spacing:3px;font-weight:600;color:#47717f;margin:0 0 30px}
h1{font-size:clamp(42px,4.5vw,76px);line-height:1.24;letter-spacing:-2px;font-weight:600;margin:0 0 28px}h1 span{color:var(--blue)}
.intro{font-size:18px;line-height:1.9;color:#627983;margin:0 0 32px}.button{background:#138eac;color:white;padding:15px 23px;border-radius:28px;font-size:15px;display:inline-flex;gap:30px;align-items:center;min-height:48px;transition:background .2s}.button:hover{background:#0b718b}
.hero-foot{position:absolute;bottom:30px;left:var(--space);right:var(--space);border-top:1px solid #cce0e6;padding-top:20px;display:flex;justify-content:space-between;gap:20px;text-align:left;color:#65808a;font-size:12px;line-height:1.7;letter-spacing:.5px}.hero-foot span:last-child{flex-shrink:0}
.about{padding:110px var(--space);background:#f4fafb;text-align:center}h2{font-size:clamp(32px,3.3vw,50px);line-height:1.45;letter-spacing:-1.5px;font-weight:600;margin:0}.about h2 span{color:#178fab}.about>p:not(.eyebrow){font-size:18px;color:#6a8089;line-height:2;max-width:850px;margin:32px auto 48px}
.values{display:flex;justify-content:center;gap:40px;flex-wrap:wrap;color:#42626e;font-size:14px;line-height:1.8}.values span+span{border-left:1px solid #cedfe4;padding-left:40px}
footer{padding:38px var(--space) max(38px,env(safe-area-inset-bottom,0px));display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:25px;color:#6c7e86;font-size:12px;line-height:1.8}footer .brand{color:#263f49;font-size:22px}footer .brand span{font-size:12px}footer>a:last-child{min-height:44px;display:flex;align-items:center}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1);transition-delay:var(--reveal-delay,0ms)}.reveal.is-visible{opacity:1;transform:translateY(0)}
@media(min-width:1600px){:root{--space:calc((100vw - 1400px)/2)}}
@media(max-width:760px){:root{--header:70px;--space:24px}header{gap:16px}.brand{font-size:22px;gap:10px}header .brand{--logo-space:40px}header .brand span{display:none}#nav-logo{width:34px;height:34px}nav{gap:18px}.logo-intro{height:180svh}.visual-tools{font-size:12px;gap:16px;bottom:max(24px,env(safe-area-inset-bottom,0px))}.visual-tools>span:first-child{max-width:40%}.scroll-cue{max-width:56%;letter-spacing:0}.hero{min-height:580px;padding:80px var(--space) 120px}h1{font-size:clamp(38px,9vw,52px);letter-spacing:-1.5px}.eyebrow{letter-spacing:2px;margin-bottom:24px}.intro{font-size:16px;line-height:1.85}.hero-foot{font-size:12px;letter-spacing:0;gap:16px}.about{padding:80px var(--space)}h2{font-size:clamp(29px,7.5vw,40px);letter-spacing:-1px}.about>p:not(.eyebrow){font-size:16px;margin-bottom:36px}.values{gap:12px 24px}.values span+span{border-left:0;padding-left:0}footer{gap:12px 20px;padding-top:28px;padding-bottom:max(28px,env(safe-area-inset-bottom,0px))}footer .brand{width:100%}}
@media(max-width:360px){:root{--space:18px}header{gap:10px}header .brand{font-size:21px;--logo-space:36px}#nav-logo{width:30px;height:30px}nav{gap:12px}#language{padding:8px 10px;min-width:46px}.hero-foot{flex-direction:column;gap:6px}.hero{padding-bottom:145px}.visual-tools{gap:12px}.visual-tools>span:first-child{max-width:38%}}
@media(max-height:500px) and (orientation:landscape){:root{--header:60px}.logo-intro{height:210svh}.visual-tools{bottom:12px}header .brand span{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.logo-intro{height:140svh}.reveal{opacity:1;transform:none;transition:none}}