:root{
  --paper:#f5edd8;
  --paper-2:#fbf7ec;
  --ink:#172033;
  --muted:#73777d;
  --line:rgba(23,32,51,.12);
  --blue:#356fe8;
  --blue-2:#6593f2;
  --green:#2f8d5a;
  --shadow:0 30px 80px rgba(66,55,30,.13);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  margin:0;min-width:320px;min-height:100vh;overflow-x:hidden;color:var(--ink);
  background:linear-gradient(135deg,#f3e8cb 0%,#f9f5e9 48%,#efe8d8 100%);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-tap-highlight-color:transparent;
}
body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:repeating-linear-gradient(0deg,rgba(90,70,35,.025) 0,rgba(90,70,35,.025) 1px,transparent 1px,transparent 4px)}
a,button{font:inherit;touch-action:manipulation}
.ambient{position:fixed;border-radius:50%;filter:blur(4px);opacity:.32;pointer-events:none;animation:float 12s ease-in-out infinite}
.ambient-a{width:420px;height:420px;background:#91ace9;right:-170px;top:110px}.ambient-b{width:360px;height:360px;background:#d9b96a;left:-150px;bottom:6%;animation-delay:-5s}
@keyframes float{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(0,-28px,0) scale(1.05)}}
.site-header{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1200px;margin:auto;padding:calc(12px + env(safe-area-inset-top)) 32px 12px;position:relative;z-index:5}
.brand{display:flex;align-items:center;gap:12px;min-width:0;color:inherit;text-decoration:none}.brand-mark{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;background:var(--ink);color:#fff;font-weight:800;border-radius:12px;box-shadow:0 10px 28px rgba(23,32,51,.15)}.brand-copy{min-width:0}.brand strong,.brand small{display:block;white-space:nowrap}.brand small{font-size:12px;color:var(--muted);margin-top:2px}
.server-pill{display:flex;align-items:center;gap:8px;flex:0 0 auto;font-size:13px;color:#5f625f;border:1px solid var(--line);padding:9px 13px;border-radius:99px;background:rgba(255,255,255,.38);backdrop-filter:blur(12px)}.server-pill i{width:8px;height:8px;border-radius:50%;background:#dda43c;box-shadow:0 0 0 5px rgba(221,164,60,.12)}.server-pill.online i{background:#3aa56b;box-shadow:0 0 0 5px rgba(58,165,107,.12)}
main{max-width:1200px;margin:auto;padding:26px 32px 76px;position:relative;z-index:1}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--blue);margin:0 0 14px}.hero{min-height:620px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);align-items:center;gap:72px}.hero h1{font-size:clamp(44px,6vw,76px);line-height:1.08;letter-spacing:-.055em;margin:0;max-width:760px}.hero h1 span{color:#4f638f}.lead{font-size:18px;line-height:1.8;max-width:680px;color:#65696f;margin:28px 0}.hero-actions{display:flex;gap:12px;align-items:stretch;flex-wrap:wrap}.primary-action,.ghost-action{border:0;text-decoration:none;min-height:62px;padding:0 22px;border-radius:15px;display:flex;flex-direction:column;justify-content:center;cursor:pointer}.primary-action{background:var(--ink);color:#fff;min-width:250px;box-shadow:0 18px 40px rgba(23,32,51,.2);transition:.22s ease}.primary-action:hover{transform:translateY(-2px);box-shadow:0 23px 48px rgba(23,32,51,.24)}.primary-action.disabled,.mobile-download-button.disabled{pointer-events:none;opacity:.52}.primary-action span{font-weight:800}.primary-action small{opacity:.66;margin-top:4px}.ghost-action{background:rgba(255,255,255,.35);border:1px solid var(--line);color:var(--ink);font-weight:700;min-width:150px;align-items:center}.metrics{display:flex;gap:0;margin-top:36px;border-top:1px solid var(--line);max-width:650px}.metrics div{padding:20px 28px 0 0;margin-right:28px;border-right:1px solid var(--line);min-width:126px}.metrics div:last-child{border-right:0;margin-right:0}.metrics strong,.metrics span{display:block}.metrics strong{font-size:22px}.metrics span{font-size:12px;color:var(--muted);margin-top:4px}
.hero-visual{position:relative;min-height:560px;display:grid;place-items:center}.phone-shell{width:310px;height:600px;border:9px solid #1b2231;border-radius:47px;background:#151c2b;padding:7px;box-shadow:var(--shadow);transform:rotate(3deg);animation:phone 8s ease-in-out infinite;position:relative;z-index:2}.phone-notch{position:absolute;width:115px;height:26px;background:#1b2231;top:0;left:50%;transform:translateX(-50%);border-radius:0 0 18px 18px;z-index:3}.phone-screen{height:100%;border-radius:34px;padding:52px 24px 24px;background:linear-gradient(180deg,#f3e6c4,#faf5e6);overflow:hidden}.screen-top{display:flex;justify-content:space-between;font-size:13px;color:#6b6e74}.screen-top b{color:var(--blue)}.screen-mode{display:flex;justify-content:center;gap:8px;margin-top:26px;font-size:10px;color:#919396}.screen-mode span{padding:5px 7px;border-bottom:1px solid transparent}.screen-mode .active{color:var(--ink);font-weight:800;border-color:var(--ink)}.word{font-size:40px;font-weight:800;text-align:center;margin-top:48px;letter-spacing:-.04em}.phonetic{text-align:center;color:#8a8c8e;margin-top:8px}.meaning{text-align:center;font-size:13px;color:#5f646b;margin-top:12px}.screen-line{height:1px;background:var(--line);margin:52px 0 18px}.screen-item{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(23,32,51,.08);font-size:14px}.screen-item span{color:#898a89}.screen-item strong{font-size:13px}.screen-progress{height:5px;border-radius:99px;background:rgba(53,111,232,.15);margin-top:42px}.screen-progress i{display:block;width:62%;height:100%;background:var(--blue);border-radius:inherit;animation:progress 4s ease-in-out infinite alternate}.visual-caption{position:absolute;z-index:3;padding:11px 14px;border:1px solid rgba(23,32,51,.1);border-radius:14px;background:rgba(255,255,255,.66);backdrop-filter:blur(12px);box-shadow:0 14px 40px rgba(66,55,30,.1)}.visual-caption b,.visual-caption span{display:block}.visual-caption b{font-size:14px}.visual-caption span{font-size:11px;color:var(--muted);margin-top:3px}.visual-caption-a{left:8px;top:116px}.visual-caption-b{right:0;bottom:116px}.orbit{position:absolute;border:1px solid rgba(53,111,232,.18);border-radius:50%;animation:spin 18s linear infinite}.orbit-one{width:440px;height:440px}.orbit-two{width:530px;height:530px;border-style:dashed;animation-direction:reverse;animation-duration:26s}@keyframes progress{from{width:42%}to{width:82%}}@keyframes phone{0%,100%{transform:rotate(3deg) translateY(0)}50%{transform:rotate(1deg) translateY(-12px)}}@keyframes spin{to{transform:rotate(360deg)}}
.intro-section,.release-panel{margin-top:72px;border-top:1px solid var(--line);padding-top:56px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section-heading h2{font-size:36px;letter-spacing:-.04em;margin:0}.section-heading>p{max-width:470px;color:var(--muted);line-height:1.7;margin:0}.feature-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.feature-item{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:28px 28px 28px 0;border-bottom:1px solid var(--line)}.feature-item:nth-child(odd){border-right:1px solid var(--line);padding-right:34px}.feature-item:nth-child(even){padding-left:34px}.feature-item:nth-last-child(-n+2){border-bottom:0}.feature-index{font-size:12px;font-weight:800;color:var(--blue);padding-top:4px}.feature-item h3{margin:0;font-size:18px;letter-spacing:-.02em}.feature-item p{margin:9px 0 0;color:#666a70;font-size:14px;line-height:1.75}
.experience-section{margin-top:72px;padding:52px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,.85fr);gap:64px;align-items:start}.experience-copy h2{font-size:40px;line-height:1.15;letter-spacing:-.04em;margin:0;max-width:650px}.experience-copy>p:last-child{color:var(--muted);line-height:1.8;font-size:15px;max-width:650px}.experience-points{display:grid;gap:0}.experience-points div{display:grid;grid-template-columns:46px minmax(0,1fr);gap:0 14px;padding:16px 0;border-bottom:1px solid var(--line)}.experience-points div:last-child{border-bottom:0}.experience-points strong{grid-row:1/3;color:var(--blue);font-size:12px;padding-top:3px}.experience-points span{font-weight:800}.experience-points small{color:var(--muted);margin-top:5px;line-height:1.5}
.release-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}.release-row{background:rgba(250,247,238,.86);padding:22px 24px;display:grid;grid-template-columns:130px minmax(0,1fr) auto;gap:22px;align-items:center}.release-version strong{display:block;font-size:20px}.release-version small{color:var(--muted)}.release-notes{margin:0;padding:0;list-style:none;color:#62666b;font-size:14px;line-height:1.7}.release-meta{text-align:right;color:var(--muted);font-size:12px;white-space:nowrap}.release-meta a{display:block;margin-top:8px;color:var(--blue);text-decoration:none;font-weight:700}.release-skeleton{height:92px;background:linear-gradient(90deg,rgba(255,255,255,.32),rgba(255,255,255,.75),rgba(255,255,255,.32));background-size:300% 100%;animation:shimmer 1.6s infinite}@keyframes shimmer{to{background-position:-150% 0}}
.security-note{margin-top:24px;display:flex;gap:15px;align-items:flex-start;padding:20px 22px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.28)}.security-icon{width:34px;height:34px;flex:0 0 34px;border-radius:50%;background:#e0eddf;color:#2c774e;display:grid;place-items:center;font-weight:900}.security-note strong{display:block}.security-note p{margin:5px 0 0;color:var(--muted);overflow-wrap:anywhere;word-break:break-word;font-size:12px;line-height:1.6}
footer{max-width:1200px;margin:auto;padding:26px 32px calc(38px + env(safe-area-inset-bottom));border-top:1px solid var(--line);display:flex;justify-content:space-between;color:#858783;font-size:12px}.toast{position:fixed;left:50%;bottom:calc(28px + env(safe-area-inset-bottom));transform:translate(-50%,20px);background:#1c2433;color:#fff;padding:11px 16px;border-radius:10px;opacity:0;pointer-events:none;transition:.2s;z-index:120;max-width:calc(100vw - 32px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.toast.show{opacity:1;transform:translate(-50%,0)}.mobile-download-bar{display:none}

@media(max-width:1024px){
  .site-header,main,footer{max-width:920px}.hero{grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);gap:34px;min-height:570px}.hero h1{font-size:clamp(42px,6.4vw,58px)}.lead{font-size:16px}.hero-visual{min-height:500px}.phone-shell{width:255px;height:495px;border-radius:40px}.phone-screen{padding:48px 20px 20px}.word{font-size:34px;margin-top:38px}.screen-line{margin-top:38px}.visual-caption-a{left:-2px}.visual-caption-b{right:-2px}.orbit-one{width:360px;height:360px}.orbit-two{width:430px;height:430px}.experience-section{gap:38px;grid-template-columns:1fr .9fr}.experience-copy h2{font-size:34px}
}

@media(max-width:760px){
  .ambient-a{width:280px;height:280px;right:-150px;top:160px}.ambient-b{width:260px;height:260px;left:-160px}
  .site-header{min-height:66px;padding:calc(9px + env(safe-area-inset-top)) 16px 9px;border-bottom:1px solid rgba(23,32,51,.08)}.brand{gap:10px}.brand-mark{width:36px;height:36px;flex-basis:36px;border-radius:10px}.brand strong{font-size:15px}.brand small{font-size:10px}.server-pill{min-height:32px;padding:0 10px;font-size:11px}
  main{padding:28px 16px calc(112px + env(safe-area-inset-bottom))}.hero{display:block;min-height:auto}.hero h1{font-size:clamp(36px,10.8vw,48px);line-height:1.08;letter-spacing:-.05em}.lead{font-size:15px;line-height:1.72;margin:20px 0 22px}.hero-actions{display:grid;grid-template-columns:1fr;gap:10px}.primary-action,.ghost-action{width:100%;min-width:0;min-height:56px;border-radius:13px}.ghost-action{flex-direction:row;align-items:center;justify-content:center}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:26px;overflow:visible}.metrics div{min-width:0;margin:0;padding:16px 10px 0;border-right:1px solid var(--line)}.metrics div:first-child{padding-left:0}.metrics div:last-child{padding-right:0}.metrics strong{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.metrics span{font-size:10px}
  .hero-visual{min-height:430px;margin-top:24px;overflow:hidden}.phone-shell{width:220px;height:425px;border-width:7px;border-radius:34px;transform:none;animation:none}.phone-notch{width:86px;height:20px}.phone-screen{padding:39px 16px 16px;border-radius:26px}.screen-top{font-size:10px}.screen-mode{margin-top:16px;gap:4px;font-size:8px}.word{font-size:28px;margin-top:30px}.phonetic{font-size:11px}.meaning{font-size:10px;margin-top:7px}.screen-line{margin:30px 0 11px}.screen-item{padding:10px 0;font-size:10px}.screen-item strong{font-size:10px}.screen-progress{margin-top:24px}.orbit-one{width:300px;height:300px}.orbit-two{width:360px;height:360px}.visual-caption{padding:8px 10px;border-radius:10px}.visual-caption b{font-size:11px}.visual-caption span{font-size:9px}.visual-caption-a{left:2px;top:82px}.visual-caption-b{right:2px;bottom:76px}
  .intro-section,.release-panel{margin-top:42px;padding-top:36px}.section-heading{display:block;margin-bottom:20px}.section-heading h2{font-size:28px}.section-heading>p{margin-top:10px;font-size:13px;line-height:1.65}.feature-grid{grid-template-columns:1fr}.feature-item,.feature-item:nth-child(odd),.feature-item:nth-child(even){grid-template-columns:38px 1fr;padding:19px 0;border-right:0;border-bottom:1px solid var(--line)}.feature-item:last-child{border-bottom:0}.feature-item:nth-last-child(2){border-bottom:1px solid var(--line)}.feature-item h3{font-size:16px}.feature-item p{font-size:13px;line-height:1.7;margin-top:7px}.feature-index{font-size:10px}
  .experience-section{display:block;margin-top:42px;padding:36px 0}.experience-copy h2{font-size:29px}.experience-copy>p:last-child{font-size:13px;line-height:1.72}.experience-points{margin-top:18px}.experience-points div{grid-template-columns:38px 1fr;padding:14px 0}.experience-points span{font-size:14px}.experience-points small{font-size:11px}
  .release-row{grid-template-columns:1fr auto;gap:8px 12px;padding:16px 14px;align-items:start}.release-version{grid-column:1}.release-notes{grid-column:1/-1;grid-row:2;font-size:12px;line-height:1.6;padding-right:2px}.release-meta{grid-column:2;grid-row:1/3;text-align:right;font-size:10px;min-width:96px;white-space:normal}.release-meta a{min-height:34px;display:flex;justify-content:flex-end;align-items:center;margin-top:4px}.release-version strong{font-size:17px}.release-version small{font-size:10px}.security-note{padding:16px 14px;border-radius:14px}.security-icon{width:30px;height:30px;flex-basis:30px}.security-note p{font-size:10px}
  footer{display:block;padding:22px 16px calc(100px + env(safe-area-inset-bottom))}footer span{display:block;margin-top:4px}
  .mobile-download-bar{position:fixed;left:0;right:0;bottom:0;z-index:100;min-height:72px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));display:flex;align-items:center;gap:12px;background:rgba(250,248,242,.96);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(24,32,51,.07);backdrop-filter:blur(16px);transform:translateY(120%);transition:transform .2s ease}.mobile-download-bar.ready{transform:translateY(0)}.mobile-download-info{min-width:0;flex:1}.mobile-download-info strong,.mobile-download-info small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mobile-download-info strong{font-size:13px}.mobile-download-info small{margin-top:3px;color:var(--muted);font-size:11px}.mobile-download-button{min-width:112px;min-height:48px;padding:0 16px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;text-decoration:none;font-size:14px;font-weight:800}.toast{bottom:calc(88px + env(safe-area-inset-bottom))}
}

@media(max-width:390px){.brand-copy small{display:none}.server-pill span{display:none}.server-pill{width:32px;padding:0;justify-content:center}.hero h1{font-size:36px}.metrics strong{font-size:15px}.visual-caption-a{left:-4px}.visual-caption-b{right:-4px}.mobile-download-button{min-width:104px;padding:0 12px}}
@media(orientation:landscape) and (max-height:560px) and (max-width:960px){main{padding-top:20px}.hero-visual{min-height:370px}.phone-shell{width:190px;height:365px}.visual-caption{display:none}.intro-section{margin-top:34px}.mobile-download-bar{min-height:64px;padding-top:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}