/* PENGYAO STUDIO — self-contained stylesheet (no remote assets) */
:root{
  --bg:#05070b;
  --bg-2:#0a0e16;
  --fg:#f1f5f9;
  --fg-2:#a3adbd;
  --fg-3:#6b7586;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --cyan:#7dd3fc;
  --teal:#5eead4;
  --violet:#a78bfa;
  --grad:linear-gradient(100deg,#e0f2fe 0%,#7dd3fc 35%,#a78bfa 80%);
  --radius:22px;
  --sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{
  margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);
  font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
/* film-grain noise + faint grid over whole page */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:100;opacity:.07;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--fg);color:var(--bg);padding:8px 14px;border-radius:10px;font-weight:600}
.skip:focus{top:12px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
@media (min-width:768px){.container{padding:0 40px}}

/* ---------- type helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.22em;
  color:var(--fg-2);text-transform:uppercase;
}
.eyebrow .sep{color:var(--fg-3)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(94,234,212,.15),0 0 14px var(--teal)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--fg-3)}
.en-display{font-size:.62em;letter-spacing:-.02em}

/* ---------- glass ---------- */
.glass{
  position:relative;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--line);border-radius:var(--radius);
  -webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 30px 60px -30px rgba(0,0,0,.6);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;border-radius:999px;
  font-weight:600;font-size:15px;letter-spacing:.01em;transition:transform .3s var(--ease),background .3s,box-shadow .3s,border-color .3s;
}
.btn span{transition:transform .3s var(--ease)}
.btn:hover span{transform:translateX(3px)}
.btn--primary{background:var(--fg);color:#05070b;box-shadow:0 0 0 1px rgba(255,255,255,.2),0 10px 40px -10px rgba(125,211,252,.55)}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,255,255,.3),0 14px 50px -10px rgba(125,211,252,.8)}
.btn--ghost{border:1px solid var(--line-2);color:var(--fg);background:rgba(255,255,255,.03)}
.btn--ghost:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.07)}
.btn--lg{height:58px;padding:0 30px;font-size:17px}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(5,7,11,.66);-webkit-backdrop-filter:blur(16px) saturate(160%);backdrop-filter:blur(16px) saturate(160%);border-bottom-color:var(--line)}
.nav__inner{max-width:var(--maxw);margin:0 auto;height:64px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
@media (min-width:768px){.nav__inner{padding:0 40px;height:72px}}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none;white-space:nowrap}
.brand__mark{width:34px;height:34px;border-radius:9px;flex:none}
.brand__word{font-weight:800;letter-spacing:.12em;font-size:17px;line-height:1;color:var(--fg)}
.brand__word span{font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav__links{display:flex;gap:4px}
.nav__links a{font-size:14px;color:var(--fg-2);padding:6px 10px;border-radius:999px;transition:color .2s,background .2s}
.nav__links a:hover{color:var(--fg);background:rgba(255,255,255,.06)}
.nav__cta{display:none;align-items:center;gap:8px;font-size:13px;font-weight:600;height:36px;padding:0 16px;border-radius:999px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);transition:background .2s,border-color .2s}
.nav__cta:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
/* compact menu (mobile) */
.nav__toggle{display:none;position:relative;flex:none;width:40px;height:40px;margin-right:-8px;border:0;border-radius:12px;background:transparent;color:var(--fg);cursor:pointer}
.nav__bars,.nav__bars::before,.nav__bars::after{position:absolute;left:11px;width:18px;height:1.8px;border-radius:2px;background:currentColor;transition:transform .3s var(--ease),opacity .2s}
.nav__bars{top:19px}
.nav__bars::before,.nav__bars::after{content:"";left:0}
.nav__bars::before{top:-6px}.nav__bars::after{top:6px}
.nav.is-open .nav__bars{background:transparent}
.nav.is-open .nav__bars::before{transform:translateY(6px) rotate(45deg);background:var(--fg)}
.nav.is-open .nav__bars::after{transform:translateY(-6px) rotate(-45deg);background:var(--fg)}
@media (max-width:719px){
  .brand__word{font-size:16px;letter-spacing:.1em}
  .brand__mark{width:30px;height:30px;border-radius:8px}
  .brand{gap:9px}
  .nav__inner{padding:0 18px}
  .js .nav__toggle{display:block}
  .js .nav__links{position:absolute;top:100%;left:12px;right:12px;flex-direction:column;gap:2px;padding:8px;border-radius:18px;
    background:#0a0d14;
    border:1px solid var(--line-2);box-shadow:0 30px 60px -20px rgba(0,0,0,.7);
    opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .25s,transform .3s var(--ease),visibility 0s .3s}
  .js .nav.is-open .nav__links{opacity:1;visibility:visible;transform:none;transition:opacity .25s,transform .3s var(--ease)}
  .js .nav__links a{font-size:16px;padding:12px 14px;border-radius:12px;color:var(--fg)}
  /* no backdrop-filter while open: Chrome lets content bleed through children of a backdrop-filtered parent */
  .nav.is-open{background:rgba(5,7,11,.97);-webkit-backdrop-filter:none;backdrop-filter:none;border-bottom-color:var(--line)}
}
@media (max-width:359px){
  .brand__word{font-size:15px;letter-spacing:.08em}
  .brand__mark{width:28px;height:28px}
  .brand{gap:8px}
  .nav__inner{padding:0 14px}
}
@media (min-width:900px){.nav__cta{display:inline-flex}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate;padding:120px 0 120px}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-2}
.hero::before{ /* grid */
  content:"";position:absolute;inset:0;z-index:-3;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;background-position:center top;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 75%);
  opacity:.6;
}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:200px;z-index:-1;background:linear-gradient(transparent,var(--bg))}
.hero__glow{position:absolute;z-index:-2;width:900px;height:600px;left:50%;top:-220px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(125,211,252,.22),rgba(167,139,250,.10) 55%,transparent);filter:blur(20px);pointer-events:none}
.hero__content{position:relative}
.hero__title{
  margin-top:26px;font-size:clamp(38px,8.6vw,104px);line-height:1.02;font-weight:800;letter-spacing:-.035em;
}
.hero__en{margin-top:22px;font-size:clamp(15px,2vw,19px);color:var(--fg-2);letter-spacing:-.005em;font-style:italic}
.hero__sub{margin-top:18px;max-width:560px;color:var(--fg-2);font-size:clamp(15px,1.6vw,17px)}
.hero__actions{margin-top:38px;display:flex;flex-wrap:wrap;gap:12px}
.hero__scroll{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);width:22px;height:36px;border:1.5px solid var(--line-2);border-radius:12px}
.hero__scroll span{position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--fg-2);animation:scroll 2s var(--ease) infinite}
@keyframes scroll{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ---------- sections ---------- */
.section{position:relative;padding:110px 0}
@media (min-width:900px){.section{padding:160px 0}}
.section__head{max-width:760px}
.section__title{margin-top:18px;font-size:clamp(36px,6.4vw,72px);line-height:1.05;font-weight:800;letter-spacing:-.035em}
.section__lead{margin-top:22px;font-size:clamp(16px,1.8vw,19px);color:var(--fg-2);max-width:620px}
.section + .section::before{ /* hairline divider with glow center */
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:min(var(--maxw),92%);height:1px;
  background:linear-gradient(90deg,transparent,var(--line-2) 30%,rgba(125,211,252,.45) 50%,var(--line-2) 70%,transparent);
}

/* ---------- design showcase overview ---------- */
.idx{color:var(--cyan)}
.prods{margin-top:64px;display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:820px){.prods{grid-template-columns:1fr 1fr;gap:20px}}
.prod{display:flex;flex-direction:column;overflow:hidden;transition:border-color .4s,transform .5s var(--ease)}
.prod:hover{border-color:var(--line-2);transform:translateY(-4px)}
.prod__visual{position:relative;height:260px;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line);
  background:radial-gradient(ellipse 70% 80% at 50% 60%,rgba(125,211,252,.10),transparent 70%)}
.prod__visual::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:32px 32px;-webkit-mask-image:radial-gradient(circle at 50% 50%,#000,transparent 72%);mask-image:radial-gradient(circle at 50% 50%,#000,transparent 72%);opacity:.6}
.prod__visual > svg{position:relative;width:100%;height:100%}
@media (min-width:1000px){.prod__visual{height:320px}}
.prod__body{padding:28px 28px 32px}
@media (min-width:768px){.prod__body{padding:34px 36px 38px}}
.prod__k{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;color:var(--cyan)}
.prod h3{margin-top:12px;font-size:clamp(30px,3.6vw,42px);line-height:1.15;font-weight:800;letter-spacing:-.01em}
.prod__en{margin-top:4px;color:var(--fg-3);font-size:15px;letter-spacing:.01em}
.prod__tag{margin-top:16px;color:var(--fg-2);font-size:16.5px}
.prod__link{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-weight:600;font-size:15px;color:var(--fg)}
.prod__link::after{content:"";position:absolute;inset:0;border-radius:inherit} /* whole card clickable */
.prod__link span{transition:transform .3s var(--ease)}
.prod:hover .prod__link span{transform:translateX(4px)}

/* app icon (squircle) */
.appicon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:30%;flex:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35),inset 0 -8px 16px rgba(0,0,0,.18),0 12px 30px -10px var(--glow,rgba(125,211,252,.6))}
.appicon svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ai-1{background:linear-gradient(145deg,#60a5fa,#4f46e5);--glow:rgba(96,165,250,.6)}
.ai-2{background:linear-gradient(145deg,#5eead4,#0d9488);--glow:rgba(94,234,212,.55)}
.ai-3{background:linear-gradient(145deg,#c4b5fd,#7c3aed);--glow:rgba(167,139,250,.6)}
.ai-4{background:linear-gradient(145deg,#f9a8d4,#db2777);--glow:rgba(244,114,182,.5)}
.ai-5{background:linear-gradient(145deg,#7dd3fc,#0284c7);--glow:rgba(56,189,248,.6)}
.ai-6{background:linear-gradient(145deg,#475569,#1e293b);--glow:rgba(148,163,184,.45);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14),inset 0 1px 0 rgba(255,255,255,.25),0 12px 30px -10px rgba(148,163,184,.45)}
.icons{position:relative;display:grid;grid-template-columns:repeat(3,auto);gap:22px;transform:perspective(900px) rotateX(18deg) rotateZ(-8deg)}
.icons .appicon{width:68px;height:68px;animation:float 6s ease-in-out infinite}
.icons .appicon svg{width:32px;height:32px}
.icons .appicon:nth-child(2){animation-delay:-1s}.icons .appicon:nth-child(3){animation-delay:-2s}
.icons .appicon:nth-child(4){animation-delay:-3s}.icons .appicon:nth-child(5){animation-delay:-4s}.icons .appicon:nth-child(6){animation-delay:-5s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@media (min-width:1000px){.icons .appicon{width:78px;height:78px}.icons{gap:26px}}

/* ---------- hardware ---------- */
.hardware{background:radial-gradient(ellipse 60% 50% at 80% 40%,rgba(56,189,248,.07),transparent 70%)}
.hw{display:grid;gap:56px;align-items:center}
@media (min-width:1000px){.hw{grid-template-columns:1fr 1.2fr;gap:64px}}
.features{margin-top:48px;display:grid;gap:0;grid-template-columns:1fr}
@media (min-width:600px){.features{grid-template-columns:1fr 1fr;column-gap:32px}}
.feature{padding:22px 0;border-top:1px solid var(--line)}
.feature__k{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--cyan)}
.feature h3{margin-top:8px;font-size:19px;font-weight:700}
.feature p{margin-top:6px;color:var(--fg-2);font-size:15px}
.hw__visual{margin:0;padding:18px;overflow:hidden;aspect-ratio:600/600;display:flex;flex-direction:column}
.hw__grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:40px 40px;-webkit-mask-image:radial-gradient(circle at 55% 45%,#000,transparent 75%);mask-image:radial-gradient(circle at 55% 45%,#000,transparent 75%);opacity:.7}
.boat{position:relative;width:100%;height:auto;flex:1}
.boat__body{animation:bob 7s ease-in-out infinite;transform-origin:310px 414px}
@keyframes bob{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-5px) rotate(-.8deg)}}
.wind path{stroke-dasharray:90 260;animation:wind 6s linear infinite}
.wind path:nth-child(2){animation-duration:8s;animation-delay:-2s}
.wind path:nth-child(3){animation-duration:7s;animation-delay:-4s}
.wind path:nth-child(4){animation-duration:9s;animation-delay:-1s}
@keyframes wind{to{stroke-dashoffset:-700}}
.sonar path{opacity:0;animation:sonar 3.6s ease-out infinite}
.sonar path:nth-child(2){animation-delay:.6s}
.sonar path:nth-child(3){animation-delay:1.2s}
@keyframes sonar{0%{opacity:0}20%{opacity:.6}100%{opacity:0}}
.ping circle{transform-box:fill-box;transform-origin:center;animation:ping 2.8s ease-out infinite;opacity:0}
.ping circle:nth-child(2){animation-delay:1.4s}
@keyframes ping{0%{transform:scale(.4);opacity:.8}100%{transform:scale(2.4);opacity:0}}
.blink{animation:blink 2.2s steps(1) infinite}
@keyframes blink{50%{opacity:.15}}
.hw__cap{position:relative;display:flex;gap:12px;align-items:center;padding:6px 6px 2px;font-size:13px;color:var(--fg-2)}
.hw__cap span{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--fg-3);border:1px solid var(--line-2);border-radius:999px;padding:3px 10px}

/* ---------- software ---------- */
.software{background:radial-gradient(ellipse 60% 50% at 15% 30%,rgba(167,139,250,.06),transparent 70%)}
.sw{display:grid;gap:48px;align-items:center}
@media (min-width:1000px){.sw{grid-template-columns:1.15fr 1fr;gap:64px}}
.chips{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px}
.chips li{font-size:13px;color:var(--fg-2);padding:7px 14px;border-radius:999px;border:1px solid var(--line-2);background:rgba(255,255,255,.03)}
.sw__visual{overflow:hidden;padding:28px 20px 0;background:radial-gradient(ellipse 80% 60% at 50% 100%,rgba(125,211,252,.12),transparent 70%),linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.015))}
.sw__art{width:100%;height:auto;max-height:320px}
.apps-grid{margin-top:56px;display:grid;gap:12px;grid-template-columns:repeat(2,1fr)}
@media (min-width:900px){.apps-grid{grid-template-columns:repeat(3,1fr);gap:20px;margin-top:72px}}
.app{padding:20px 18px 22px;overflow:hidden;transition:border-color .4s,transform .5s var(--ease)}
@media (min-width:640px){.app{padding:28px 28px 30px}}
.app::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),rgba(125,211,252,.10),transparent 45%)}
.app:hover{border-color:var(--line-2);transform:translateY(-3px)}
.app:hover::before{opacity:1}
.app .appicon{width:48px;height:48px}
.app .appicon svg{width:24px;height:24px}
@media (min-width:640px){.app .appicon{width:56px;height:56px}.app .appicon svg{width:28px;height:28px}}
.app__k{display:block;margin-top:22px;font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--fg-3)}
@media (min-width:640px){.app__k{margin-top:30px;font-size:11px}}
.app h3{margin-top:4px;font-size:19px;font-weight:700}
@media (min-width:640px){.app h3{font-size:22px}}
.app p{margin-top:6px;color:var(--fg-2);font-size:14px;line-height:1.6}
@media (min-width:640px){.app p{font-size:15px}}

/* ---------- closing ---------- */
.closing{text-align:center;overflow:hidden;padding:110px 0 150px}
@media (min-width:900px){.closing{padding:170px 0 210px}}
.closing__glow{position:absolute;left:50%;bottom:-320px;transform:translateX(-50%);width:1100px;height:640px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(125,211,252,.20),rgba(167,139,250,.10) 50%,transparent);filter:blur(10px);pointer-events:none}
.closing::after{content:"";position:absolute;left:0;right:0;bottom:0;height:60%;pointer-events:none;z-index:-0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:linear-gradient(transparent,#000 70%);mask-image:linear-gradient(transparent,#000 70%);
  transform:perspective(600px) rotateX(55deg);transform-origin:bottom;opacity:.5}
.closing__inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}
.closing__title{margin-top:22px;font-size:clamp(40px,8vw,96px);line-height:1.06;font-weight:800;letter-spacing:-.035em}
.closing__en{margin-top:20px;color:var(--fg-2);font-style:italic;font-size:clamp(15px,1.8vw,18px)}
.closing__lead{margin:22px auto 36px;line-height:1.85}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:36px 0 calc(36px + env(safe-area-inset-bottom))}
.footer__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 28px}
.footer__links{display:flex;gap:20px;font-size:14px;color:var(--fg-2)}
.footer__links a:hover{color:var(--fg)}
.footer__copy{font-size:13px;color:var(--fg-3);width:100%}
@media (min-width:900px){.footer__copy{width:auto}}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(24px);filter:blur(6px);transition:opacity 1s var(--ease),transform 1s var(--ease),filter 1s var(--ease);transition-delay:var(--d,0s)}
.js .reveal.is-in{opacity:1;transform:none;filter:none}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none;filter:none}
  .wind path{stroke-dasharray:none}
  .sonar path{opacity:.35}
}

/* soft scrim behind hero copy for legibility over the wave field */
.hero__content::before{content:"";position:absolute;z-index:-1;left:-10%;top:10%;width:min(820px,110%);height:90%;
  background:radial-gradient(ellipse at 35% 55%,rgba(5,7,11,.72),transparent 68%);pointer-events:none}
.btn--up:hover span{transform:translateY(-3px)}
.footer .brand__mark{width:26px;height:26px;border-radius:7px}.footer .brand__word{font-size:15px}

/* ---------- footer: ICP filing (v1.4.0) ---------- */
.footer__icp{width:100%;margin-top:2px;text-align:center;font-size:12.5px;line-height:1.6;color:var(--fg-3)}
.footer__icp a{color:var(--fg-3);border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.footer__icp a:hover,.footer__icp a:focus-visible{color:var(--fg);border-bottom-color:var(--line-2)}

/* ---------- featured app: Resizia (home) ---------- */
.feat{margin-top:20px;display:grid;gap:28px;padding:26px 22px;overflow:hidden;align-items:center;transition:border-color .4s,transform .5s var(--ease)}
.feat:hover{border-color:var(--line-2);transform:translateY(-3px)}
@media (min-width:640px){.feat{padding:34px 36px}}
@media (min-width:900px){.feat{grid-template-columns:1.1fr 1fr;gap:40px;margin-top:20px;padding:40px 44px}}
.feat__head{display:flex;align-items:center;gap:16px}
.feat__icon{width:64px;height:64px;border-radius:22.5%;flex:none;box-shadow:0 0 0 1px rgba(255,255,255,.12),0 14px 34px -12px rgba(96,165,250,.7)}
.feat__k{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--cyan)}
.feat h3{margin-top:4px;font-size:clamp(26px,3.2vw,34px);font-weight:800;letter-spacing:-.01em;line-height:1.1}
.feat__tag{margin-top:18px;color:var(--fg-2);font-size:16px}
.feat__tag small{display:block;margin-top:4px;color:var(--fg-3);font-size:14px;font-style:italic}
.feat .chips{margin-top:20px}
.feat__link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;font-weight:600;font-size:15px}
.feat__link::after{content:"";position:absolute;inset:0;border-radius:inherit}
.feat__link span{transition:transform .3s var(--ease)}
.feat:hover .feat__link span{transform:translateX(4px)}
.feat__shots{display:flex;gap:12px;justify-content:center;align-items:flex-end}
.feat__shots img{width:31%;max-width:170px;height:auto;border-radius:14px;box-shadow:0 20px 40px -18px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.08)}
.feat__shots img:nth-child(2){transform:translateY(-14px)}

/* ---------- sub pages ---------- */
.nav--solid{background:rgba(5,7,11,.66);-webkit-backdrop-filter:blur(16px) saturate(160%);backdrop-filter:blur(16px) saturate(160%);border-bottom-color:var(--line)}
.page-hero{position:relative;padding:130px 0 70px;overflow:hidden;isolation:isolate}
@media (min-width:900px){.page-hero{padding:170px 0 100px}}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000,transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000,transparent 75%);opacity:.55}
.page-hero::after{content:"";position:absolute;z-index:-1;width:900px;height:560px;left:50%;top:-240px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(96,165,250,.22),rgba(167,139,250,.10) 55%,transparent);pointer-events:none}
.rz-hero{display:grid;gap:44px;align-items:center}
@media (min-width:960px){.rz-hero{grid-template-columns:1.1fr .9fr;gap:56px}}
.rz-icon{width:96px;height:96px;border-radius:22.5%;box-shadow:0 0 0 1px rgba(255,255,255,.12),0 20px 50px -16px rgba(96,165,250,.8)}
@media (min-width:768px){.rz-icon{width:116px;height:116px}}
.rz-title{margin-top:26px;font-size:clamp(46px,8vw,88px);line-height:1;font-weight:800;letter-spacing:-.04em}
.rz-sub{margin-top:16px;font-size:clamp(19px,2.4vw,26px);font-weight:700;letter-spacing:-.01em}
.rz-sub .en{display:block;margin-top:6px;font-size:.68em;font-weight:500;color:var(--fg-2);font-style:italic}
.rz-lead{margin-top:20px;max-width:560px;color:var(--fg-2);font-size:clamp(15px,1.6vw,17px);line-height:1.8}
.rz-badges{margin-top:30px;display:flex;flex-wrap:wrap;gap:10px}
.badge{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 18px;border-radius:14px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);font-size:14px;line-height:1.2}
.badge svg{width:20px;height:20px;flex:none;fill:currentColor}
.badge b{display:block;font-size:14.5px}
.badge small{display:block;color:var(--fg-3);font-size:11.5px;letter-spacing:.02em}
.badge--soon{border-style:dashed}
.rz-hero__shots{position:relative;display:flex;justify-content:center;gap:16px}
.rz-hero__shots img{width:44%;max-width:240px;height:auto;border-radius:20px;box-shadow:0 30px 60px -24px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.08)}
.rz-hero__shots img:last-child{transform:translateY(34px)}
.rz-features{margin-top:56px;display:grid;gap:12px;grid-template-columns:1fr}
@media (min-width:640px){.rz-features{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1000px){.rz-features{grid-template-columns:repeat(3,1fr);gap:20px}}
.rz-features .app ul{margin-top:10px;display:grid;gap:6px}
.rz-features .app li{position:relative;padding-left:14px;color:var(--fg-2);font-size:14px;line-height:1.6}
.rz-features .app li::before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--cyan);opacity:.7}
.gallery{margin-top:48px;display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 22px 18px;margin-left:-22px;margin-right:-22px;scrollbar-width:thin;scrollbar-color:var(--line-2) transparent;-webkit-overflow-scrolling:touch}
@media (min-width:768px){.gallery{padding:4px 40px 18px;margin-left:-40px;margin-right:-40px;gap:20px}}
.gallery figure{margin:0;flex:none;scroll-snap-align:start}
.gallery img{height:min(62vh,520px);width:auto;border-radius:18px;box-shadow:0 0 0 1px rgba(255,255,255,.08),0 24px 50px -24px rgba(0,0,0,.9);background:#0b1220}
.gallery figcaption{margin-top:10px;font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--fg-3);text-transform:uppercase}
.gallery__hint{margin-top:6px;color:var(--fg-3);font-size:13px}
.platforms{margin-top:48px;display:grid;gap:16px}
@media (min-width:820px){.platforms{grid-template-columns:1fr 1fr;gap:20px}}
.platform{padding:28px 26px}
@media (min-width:768px){.platform{padding:34px 36px}}
.platform h3{margin-top:10px;font-size:24px;font-weight:800}
.platform .status{display:inline-block;margin-top:12px;font-size:12.5px;padding:4px 12px;border-radius:999px;border:1px solid rgba(125,211,252,.35);color:var(--cyan);background:rgba(125,211,252,.06)}
.platform ul{margin-top:16px;display:grid;gap:8px}
.platform li{position:relative;padding-left:14px;color:var(--fg-2);font-size:15px;line-height:1.6}
.platform li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:5px;border-radius:50%;background:var(--violet);opacity:.8}
.note{margin-top:22px;color:var(--fg-3);font-size:13px;line-height:1.7}
.links-row{margin-top:36px;display:flex;flex-wrap:wrap;gap:12px}
/* doc pages (support / privacy) */
.doc{max-width:820px}
.doc .langtabs{margin-top:26px;display:flex;gap:8px}
.doc .langtabs a{font-size:13px;padding:6px 14px;border-radius:999px;border:1px solid var(--line-2);color:var(--fg-2)}
.doc .langtabs a:hover{color:var(--fg);background:rgba(255,255,255,.06)}
.doc-block{margin-top:40px;padding:30px 24px}
@media (min-width:768px){.doc-block{padding:40px 44px}}
.doc-block .lang{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--cyan);text-transform:uppercase}
.doc-block h2{margin-top:10px;font-size:clamp(26px,3.6vw,34px);font-weight:800;letter-spacing:-.01em}
.doc-block h3{margin-top:26px;font-size:17px;font-weight:700;color:var(--fg)}
.doc-block p,.doc-block li{margin-top:8px;color:var(--fg-2);font-size:15px;line-height:1.8}
.doc-block ul{margin-top:6px;padding-left:18px;list-style:disc}
.doc-block b{color:var(--fg)}
.doc-block a{color:var(--cyan);border-bottom:1px solid rgba(125,211,252,.3)}
.doc-block a:hover{border-bottom-color:var(--cyan)}
.doc-block a.btn{border-bottom:1px solid var(--line-2);color:var(--fg);margin-top:16px}
.doc-block .muted{color:var(--fg-3);font-size:13px}

/* ---------- v1.6.0 · language switcher ---------- */
.nav__end{display:flex;align-items:center;gap:10px;flex:none}
.lsw{position:relative}
.lsw__btn{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 12px;border-radius:999px;border:1px solid var(--line-2);background:rgba(255,255,255,.04);color:var(--fg-2);font:inherit;font-size:13px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.lsw__btn:hover,.lsw__btn[aria-expanded="true"]{color:var(--fg);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.lsw__btn svg{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6}
.lsw__short{display:none;font-weight:600}
.lsw__menu{position:absolute;top:calc(100% + 10px);inset-inline-end:0;z-index:60;width:min(420px,calc(100vw - 24px));max-height:min(70vh,560px);overflow-y:auto;
  display:grid;grid-template-columns:1fr 1fr;gap:2px;padding:8px;margin:0;list-style:none;border-radius:16px;border:1px solid var(--line-2);
  background:#080b11;box-shadow:0 24px 60px rgba(0,0,0,.55)}
.lsw__menu[hidden]{display:none}
.lsw__menu a{display:block;padding:9px 12px;border-radius:10px;font-size:14px;color:var(--fg-2);line-height:1.35}
.lsw__menu a:hover,.lsw__menu a:focus-visible{color:var(--fg);background:rgba(255,255,255,.08);outline:none}
.lsw__menu a[aria-current="true"]{color:var(--cyan);background:rgba(125,211,252,.08)}
.lsw__btn:focus-visible,.nav__toggle:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
@media (max-width:719px){
  .lsw__cur{display:none}
  .lsw__short{display:inline}
  .lsw__btn{height:38px;padding:0 11px}
  .lsw__menu{position:fixed;top:68px;left:12px;right:12px;width:auto;max-height:calc(100vh - 84px)}
}
@media (max-width:359px){.lsw__btn svg{display:none}}

/* doc pages: translation note */
.doc-note{margin-top:22px;padding:12px 16px;border-radius:12px;border:1px dashed var(--line-2);background:rgba(255,255,255,.03)}
.doc-note a{color:var(--cyan);border-bottom:1px solid rgba(125,211,252,.3)}

/* ---------- v1.6.0 · RTL (ar / fa / ur) ---------- */
[dir="rtl"] .nav__toggle{margin-right:0;margin-left:-8px}
[dir="rtl"] .rz-features .app li,[dir="rtl"] .platform li{padding-left:0;padding-right:14px}
[dir="rtl"] .rz-features .app li::before,[dir="rtl"] .platform li::before{left:auto;right:0}
[dir="rtl"] .doc-block ul{padding-left:0;padding-right:18px}
[dir="rtl"] .btn:hover span{transform:translateX(-3px)}
[dir="rtl"] .prod:hover .prod__link span,[dir="rtl"] .feat:hover .feat__link span{transform:translateX(-4px)}
[dir="rtl"] .skip{left:auto;right:12px}
[dir="rtl"] .hero__content::before{left:auto;right:-10%}
[dir="rtl"] .hero__en,[dir="rtl"] .rz-sub .en{font-style:normal}

/* ---------- v1.6.0 · script typography ---------- */
/* connected / complex scripts: no tracking (it breaks Arabic joining and Indic/SE-Asian clusters), taller lines */
.t-rtl body *:not(.brand__word):not(.brand__word *),
.t-complex .hero__title,.t-complex .section__title,.t-complex .closing__title,.t-complex .rz-title,.t-complex .rz-sub,
.t-complex .prod h3,.t-complex .feat h3,.t-complex .eyebrow,.t-complex .doc-block h2,.t-complex .gallery figcaption{letter-spacing:normal}
.t-rtl .hero__title,.t-rtl .section__title,.t-rtl .closing__title{line-height:1.3}
.t-complex .hero__title,.t-complex .section__title,.t-complex .closing__title{line-height:1.32}
.t-complex .rz-title,.t-rtl .rz-title{line-height:1.2}
.t-complex .section__lead,.t-complex .hero__sub,.t-complex p,.t-complex li{line-height:1.85}
.hero__title,.section__title,.closing__title,.rz-title,.prod h3,.feat h3{overflow-wrap:break-word}
:lang(de) .hero__title,:lang(ru) .hero__title,:lang(uk) .hero__title,:lang(ky) .hero__title,:lang(tg) .hero__title,:lang(ta) .hero__title,:lang(te) .hero__title,:lang(ml) .hero__title,
:lang(my) .hero__title,:lang(km) .hero__title,:lang(lo) .hero__title,:lang(fil) .hero__title,:lang(sw) .hero__title,:lang(uz) .hero__title,:lang(ms) .hero__title,:lang(id) .hero__title,:lang(th) .hero__title,:lang(vi) .hero__title,:lang(fr) .hero__title,:lang(es) .hero__title,:lang(pt) .hero__title,:lang(it) .hero__title{font-size:clamp(32px,6.4vw,80px)}
.t-complex .section__title{font-size:clamp(30px,5.4vw,60px)}
.t-complex .closing__title{font-size:clamp(32px,6.4vw,78px)}
.gallery figcaption{overflow-wrap:anywhere}
.t-rtl .gallery figcaption,.t-complex .gallery figcaption{text-transform:none}
/* Latin decor lines inside RTL pages: keep their own direction (punctuation at the right end) */
.t-rtl [lang="en"]{unicode-bidi:isolate;direction:ltr;text-align:right}
.t-rtl .brand [lang="en"],.t-rtl .nav [lang="en"]{text-align:inherit}
.t-rtl .closing [lang="en"]{text-align:center}
/* per-script system font fallbacks (local fonts only, nothing downloaded) */
:root{--latin:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,"Helvetica Neue"}
html:lang(ar),html:lang(fa),html:lang(ur){--sans:var(--latin),"Geeza Pro","SF Arabic","Noto Sans Arabic","Noto Naskh Arabic","Segoe UI",Tahoma,sans-serif}
html:lang(hi),html:lang(mr){--sans:var(--latin),"Kohinoor Devanagari","Devanagari Sangam MN","Noto Sans Devanagari","Nirmala UI","Mangal",sans-serif}
html:lang(bn){--sans:var(--latin),"Kohinoor Bangla","Bangla Sangam MN","Noto Sans Bengali","Nirmala UI","Vrinda",sans-serif}
html:lang(ta){--sans:var(--latin),"Tamil Sangam MN","Noto Sans Tamil","Nirmala UI","Latha",sans-serif}
html:lang(te){--sans:var(--latin),"Kohinoor Telugu","Telugu Sangam MN","Noto Sans Telugu","Nirmala UI","Gautami",sans-serif}
html:lang(th){--sans:var(--latin),"Thonburi","Noto Sans Thai","Leelawadee UI","Tahoma",sans-serif}
html:lang(lo){--sans:var(--latin),"Lao Sangam MN","Noto Sans Lao","Leelawadee UI","Lao UI",sans-serif}
html:lang(km){--sans:var(--latin),"Khmer Sangam MN","Noto Sans Khmer","Leelawadee UI","Khmer UI",sans-serif}
html:lang(my){--sans:var(--latin),"Myanmar Sangam MN","Noto Sans Myanmar","Myanmar Text","Padauk",sans-serif}
/* endonyms in the switcher get their own script fonts too */
.lsw__menu a[lang="ta"]{font-family:var(--latin),"Tamil Sangam MN","Noto Sans Tamil","Nirmala UI","Latha",sans-serif}
.lsw__menu a[lang="km"]{font-family:"Khmer Sangam MN","Noto Sans Khmer","Leelawadee UI","Khmer UI",sans-serif}
.lsw__menu a[lang="my"]{font-family:"Myanmar Sangam MN","Noto Sans Myanmar","Myanmar Text",sans-serif}
.lsw__menu a[lang="lo"]{font-family:"Lao Sangam MN","Noto Sans Lao","Leelawadee UI",sans-serif}
.t-rtl .lsw__menu a[lang]{direction:rtl;text-align:inherit}
.nav__links a{white-space:nowrap}
.t-complex .nav__links a,.l-ky .nav__links a,.l-tg .nav__links a,.l-uz .nav__links a,.l-fil .nav__links a,.l-sw .nav__links a,.l-ms .nav__links a,.l-id .nav__links a,.l-de .nav__links a,.l-ru .nav__links a,.l-uk .nav__links a{font-size:13px;padding:6px 8px}