:root{color-scheme:light;--ink:#102630;--ink-2:#213c45;--muted:#64767a;--paper:#f6f7f4;--white:#fff;--line:#dce5e3;--cyan:#20b8c3;--cyan-dark:#087a86;--cyan-soft:#e4f8f7;--coral:#f18d6a;--navy:#112c36;--shadow:0 26px 70px rgba(16,38,48,.12);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans CJK SC','PingFang SC','Hiragino Sans',sans-serif;font-synthesis:none;scroll-behavior:smooth}
*{box-sizing:border-box}
html{scroll-padding-top:92px}
body{margin:0;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
button,select{font:inherit}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
figure,p,h1,h2,h3{margin:0}
button{cursor:pointer}
::selection{background:#a9ebeb;color:var(--ink)}
:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
.container{width:min(100% - 72px,1220px);margin-inline:auto}
.sr-only{position:absolute;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;z-index:100;left:16px;top:-100px;background:var(--cyan);color:var(--ink);padding:10px 16px;border-radius:8px}
.skip-link:focus{top:12px}
.section{padding:116px 0}
.section-head{max-width:670px}
.eyebrow{color:var(--cyan-dark);font:600 12px/1.4 'IBM Plex Mono',monospace;letter-spacing:.16em;text-transform:uppercase}
.section-head h2{font-size:clamp(32px,4.2vw,55px);line-height:1.15;letter-spacing:-.055em;font-weight:700;margin-top:17px;text-wrap:balance}
.section-description{font-size:17px;color:var(--muted);max-width:630px;line-height:1.8;margin-top:23px}
.site-header{position:relative;z-index:20;background:var(--paper)}
.announcement{min-height:34px;background:var(--ink);color:#d5e2e3;text-align:center;font-size:12px;letter-spacing:.06em;display:flex;align-items:center;justify-content:center;gap:9px;padding:7px 16px}
.announcement-dot{width:6px;height:6px;background:var(--coral);border-radius:50%;flex:none}
.nav-shell{height:78px;display:flex;align-items:center;gap:42px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:21px;font-weight:700;letter-spacing:-.055em;white-space:nowrap}
.brand img{object-fit:contain}
.main-nav{display:flex;align-items:center;gap:32px;margin-left:auto}
.main-nav a{font-size:14px;font-weight:600;color:var(--ink-2);transition:color .2s ease}
.main-nav a:hover{color:var(--cyan-dark)}
.nav-actions{display:flex;align-items:center;gap:14px}
.language-switch{border:1px solid transparent;background:transparent;color:var(--ink-2);padding:8px 12px;border-radius:9px;font-size:13px;font-weight:600;max-width:110px}
.language-switch:hover{border-color:var(--line)}
.nav-cta{background:var(--ink);color:#fff;font-size:13px;font-weight:700;padding:10px 15px;border-radius:8px;white-space:nowrap;display:inline-flex;gap:10px;align-items:center;transition:background .2s ease,transform .2s ease}
.nav-cta:hover{background:var(--cyan-dark);transform:translateY(-2px)}
.menu-toggle{display:none}
.hero{overflow:hidden;background:radial-gradient(ellipse 36% 46% at 100% 24%,rgba(32,184,195,.13),transparent 86%),var(--paper);padding-top:75px}
.hero-grid{min-height:620px;display:grid;grid-template-columns:minmax(0,.89fr) minmax(0,1.11fr);gap:48px;align-items:center}
.hero-copy{position:relative;z-index:2;padding-bottom:40px}
.hero-eyebrow{display:flex;align-items:center;gap:12px}
.eyebrow-rule{display:inline-block;width:24px;height:2px;background:var(--coral)}
.hero h1{font-size:clamp(46px,5.2vw,78px);line-height:1.06;letter-spacing:-.035em;font-weight:700;margin-top:30px;max-width:690px;text-wrap:balance}
.hero:lang(zh-CN) h1,.hero:lang(zh-Hant) h1{font-size:clamp(45px,4.1vw,62px);letter-spacing:-.07em}
.hero h1 em{font-style:normal;color:var(--cyan-dark)}
.hero-description{font-size:18px;line-height:1.85;color:#4e6268;max-width:560px;margin-top:32px}
.hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:37px}
.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:17px;padding:12px 19px;border-radius:9px;font-size:14px;font-weight:700;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.button:hover{transform:translateY(-3px)}
.button-primary{background:var(--cyan);color:var(--ink);box-shadow:0 8px 20px rgba(32,184,195,.18)}
.button-primary:hover{background:#45c9d1;box-shadow:0 12px 28px rgba(32,184,195,.28)}
.button-ghost{color:var(--ink-2);border:1px solid #cfdcda;background:rgba(255,255,255,.6)}
.button-ghost:hover,.button-outline:hover{background:#eaf5f3}
.button-outline{border:1px solid #aecacb;color:var(--ink-2)}
.hero-note{font-size:12px;color:var(--muted);margin-top:27px;max-width:540px}
.hero-note span{color:var(--coral);font-size:16px;margin-right:4px}
.hero-art{height:600px;position:relative;display:flex;align-items:center;justify-content:center;min-width:0}
.hero-art-grid{position:absolute;inset:17% -16% 2% 2%;opacity:.45;background-image:linear-gradient(#c5d9d7 1px,transparent 1px),linear-gradient(90deg,#c5d9d7 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse,black 25%,transparent 73%)}
.hero-orbit{position:absolute;border:1px solid #a8d5d5;border-radius:50%;transform:rotate(-20deg);pointer-events:none}
.hero-orbit-one{width:760px;height:400px;right:-170px;top:90px}
.hero-orbit-two{width:510px;height:260px;right:-50px;top:160px;border-color:#d7a38f}
.hero-window{position:relative;width:100%;max-width:760px;padding:8px;background:#eef3f0;border:1px solid #b6c8c5;border-radius:16px;box-shadow:var(--shadow);transform:rotate(-1.7deg);overflow:hidden}
.hero-window img{width:100%;height:auto;aspect-ratio:1480/940;object-fit:cover;object-position:top;border-radius:5px}
.window-chrome{height:31px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:0 8px;color:#62767c;font:500 10px 'IBM Plex Mono',monospace;white-space:nowrap}
.window-dots{display:flex;gap:5px}
.window-dots i{width:6px;height:6px;border-radius:50%;background:#b3c8c9}
.window-dots i:first-child{background:var(--coral)}
.window-dots i:nth-child(2){background:#eac990}
.window-dots i:nth-child(3){background:var(--cyan)}
.window-index{color:#8da6aa}
.hero-window figcaption{display:block;background:var(--ink);color:#c7e0df;font:500 10px 'IBM Plex Mono',monospace;padding:7px 12px;border-radius:0 0 5px 5px}
.hero-coordinate{position:absolute;bottom:12px;right:3%;color:var(--cyan-dark);font:600 11px 'IBM Plex Mono',monospace;letter-spacing:.18em}
.metric-wrap{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #cddbd8;border-bottom:1px solid #cddbd8;margin-top:20px}
.metric{min-height:105px;padding:20px 31px;display:flex;align-items:center;gap:12px}
.metric:first-child{padding-left:0}.metric+.metric{border-left:1px solid #cddbd8}
.metric-index{align-self:flex-start;margin-top:3px;font:500 10px 'IBM Plex Mono',monospace;color:#98a9aa}
.metric strong{font-size:39px;line-height:1;letter-spacing:-.06em}
.metric>span:last-child{font-size:13px;color:var(--muted);max-width:140px;line-height:1.4}
.intro{background:#fff}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}
.pillar-list{border-top:1px solid var(--line)}
.pillar{display:grid;grid-template-columns:44px 1fr 18px;gap:20px;border-bottom:1px solid var(--line);padding:25px 0}
.pillar-number{font:600 12px 'IBM Plex Mono',monospace;color:var(--cyan-dark);padding-top:5px}
.pillar h3{font-size:18px;letter-spacing:-.025em}
.pillar p{font-size:14px;color:var(--muted);line-height:1.7;margin-top:7px}
.pillar-arrow{color:#8bacad}
.process{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.process::after{content:'';position:absolute;width:630px;height:630px;border:1px solid rgba(100,187,190,.16);border-radius:50%;right:-250px;top:-260px;pointer-events:none}
.process .eyebrow{color:#6cdbdf}.process .section-description{color:#b1c6c8}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:62px;border-top:1px solid #4b6770}
.process-step{position:relative;padding:29px 28px 5px 0}.process-step+.process-step{border-left:1px solid #4b6770;padding-left:28px}
.step-top{display:flex;justify-content:space-between;align-items:center;color:#68d5d8;font:600 12px 'IBM Plex Mono',monospace}
.step-marker{width:9px;height:9px;border:2px solid var(--coral);border-radius:50%}
.process-step h3{font-size:20px;letter-spacing:-.04em;margin-top:55px}.process-step p{font-size:14px;color:#b1c6c8;line-height:1.75;margin-top:11px}
.features{background:var(--paper)}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:50px}
.feature-card{min-height:264px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:26px;display:flex;flex-direction:column;justify-content:space-between;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease}
.feature-card:hover{border-color:#86ced0;transform:translateY(-4px);box-shadow:0 16px 35px rgba(18,53,62,.07)}
.feature-card-wide{background:#e8f4f2}
.feature-card-top,.feature-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.feature-symbol{font-size:29px;color:var(--cyan-dark);line-height:1}
.feature-tag{font:600 11px 'IBM Plex Mono',monospace;letter-spacing:.04em;color:#718588}
.feature-card h3{font-size:21px;letter-spacing:-.04em;line-height:1.3;margin-bottom:10px}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.7}
.feature-foot{justify-content:flex-start;color:#52777d;font-size:11px;margin-top:18px}
.feature-foot-line{width:16px;height:1px;background:var(--coral);flex:none}
.gallery{background:#fff}
.gallery-shell{margin-top:52px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#f0f4f2}
.gallery-tabs{display:grid;grid-template-columns:repeat(3,1fr);background:#fff;border-bottom:1px solid var(--line)}
.gallery-tab{border:0;border-right:1px solid var(--line);border-bottom:3px solid transparent;background:#fff;text-align:left;padding:20px 25px;font-weight:700;color:#698084;display:flex;gap:13px;align-items:center;transition:background .2s ease,color .2s ease}
.gallery-tab:last-child{border-right:0}.gallery-tab span{font:600 11px 'IBM Plex Mono',monospace;color:#a1b3b5}
.gallery-tab:hover{background:#f5fbf9}.gallery-tab[aria-selected="true"]{border-bottom-color:var(--cyan);color:var(--ink)}
.gallery-panel[hidden]{display:none}.gallery-panel{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(250px,.55fr);min-height:430px;align-items:stretch}
.gallery-image-frame{padding:28px;background:linear-gradient(135deg,#e3eeec,#eff2ee);display:flex;align-items:center;justify-content:center;min-width:0}
.gallery-image-frame img{width:100%;max-height:440px;object-fit:contain;object-position:top;background:#fff;border:1px solid #c9d6d4;border-radius:9px;box-shadow:0 15px 36px rgba(16,38,48,.13)}
.gallery-caption{padding:38px 32px;display:flex;flex-direction:column;justify-content:space-between;background:#eaf4f2;border-left:1px solid var(--line)}
.gallery-caption-index{font:600 11px 'IBM Plex Mono',monospace;color:var(--cyan-dark)}
.gallery-caption h3{font-size:23px;letter-spacing:-.045em;line-height:1.35}.gallery-caption p{font-size:14px;color:#5e777a;margin-top:15px;line-height:1.75}
.download{background:#e9f1ef}
.download-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}
.download-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.platform-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:54px}
.platform-card{background:#fff;border:1px solid #d2e0dd;border-radius:14px;padding:25px;min-height:292px;display:flex;flex-direction:column}
.platform-heading{display:flex;align-items:center;gap:15px}
.platform-icon{display:grid;place-items:center;width:42px;height:42px;background:#e9f6f5;border-radius:10px;color:var(--cyan-dark);font-size:23px}
.platform-heading h3{font-size:20px;line-height:1.2}.platform-heading div>span{font:500 11px 'IBM Plex Mono',monospace;color:#84979a}
.platform-status{display:flex;gap:9px;align-items:flex-start;font-weight:700;font-size:13px;line-height:1.5;margin-top:32px}
.status-dot{width:7px;height:7px;background:var(--coral);border-radius:50%;margin-top:6px;flex:none}
.platform-detail{font-size:13px;color:var(--muted);margin-top:11px;line-height:1.7}
.platform-file{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:16px;margin-top:auto;font-size:11px;color:var(--muted)}
.platform-file code{font:500 11px 'IBM Plex Mono',monospace;overflow-wrap:anywhere;min-width:0}.platform-file span{white-space:nowrap}
.platform-download{display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:8px;background:var(--ink);color:#fff;font-size:13px;font-weight:700;padding:12px 15px;margin-top:14px;min-height:44px;transition:background .18s ease,transform .18s ease}
.platform-download:hover{background:var(--cyan-dark);transform:translateY(-1px)}.platform-download:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
.download-verify{font-size:13px;color:#50696c;margin-top:22px;line-height:1.7}.download-verify a{color:var(--cyan-dark);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.download-note{font-size:12px;color:#60787b;margin-top:22px;line-height:1.7}.download-note span{color:var(--cyan-dark);margin-right:5px}
.start{background:var(--paper)}
.start-grid{display:grid;grid-template-columns:1fr .83fr;gap:100px;align-items:center}
.start-steps{margin-top:35px}
.start-steps article{display:grid;grid-template-columns:35px 1fr;gap:14px;border-top:1px solid #d5e0de;padding:17px 0}
.start-steps article>span{font:600 12px 'IBM Plex Mono',monospace;color:var(--cyan-dark);padding-top:5px}
.start-steps h3{font-size:16px}.start-steps p{font-size:14px;color:var(--muted);margin-top:4px;line-height:1.7}
.example-panel{border-radius:18px;background:var(--ink);color:#fff;min-height:345px;padding:30px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow);transform:rotate(1.2deg)}
.example-top,.example-bottom{display:flex;align-items:center;justify-content:space-between;font:500 11px 'IBM Plex Mono',monospace;color:#88b8bd}
.example-dots{letter-spacing:3px;color:var(--coral)}
.example-panel>p{font-size:24px;line-height:1.6;letter-spacing:-.025em;overflow-wrap:anywhere}
.example-bottom{border-top:1px solid #47636a;padding-top:15px}.example-bottom span{font-size:18px}
.faq{background:#fff}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:100px}
.faq-list{border-top:1px solid var(--line)}
.faq-list details{border-bottom:1px solid var(--line);padding:22px 0}
.faq-list summary{list-style:none;display:flex;justify-content:space-between;gap:15px;align-items:center;cursor:pointer;font-size:16px;font-weight:700;line-height:1.5}
.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:23px;color:var(--cyan-dark);font-weight:400;transition:transform .2s ease}
.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{color:var(--muted);font-size:14px;line-height:1.8;margin-top:14px;padding-right:35px}
.site-footer{background:#0e252e;color:#f3faf8;padding:60px 0 0}
.footer-main{display:flex;justify-content:space-between;gap:50px;padding-bottom:72px}.footer-brand p{font-size:14px;color:#9db8ba;margin-top:16px;max-width:290px}
.footer-links{display:flex;gap:110px}.footer-links>div{display:flex;flex-direction:column;gap:11px}.footer-links h2{font:600 11px 'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.12em;color:#66cbd0;margin-bottom:10px}.footer-links a{font-size:13px;color:#c0d1d2}.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid #35525a;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#91a9aa;font-size:12px}.footer-bottom a:hover{color:#fff}
@media(max-width:1080px){.nav-shell{gap:20px}.main-nav{gap:17px}.main-nav a{font-size:13px}.nav-actions{gap:5px}.hero-grid{gap:20px}.hero h1{font-size:clamp(44px,5.3vw,66px)}.intro-grid,.start-grid{gap:48px}.faq-grid{gap:50px}}
@media(max-width:820px){.container{width:min(100% - 40px,680px)}.section{padding:78px 0}.nav-shell{height:70px;position:relative}.menu-toggle{margin-left:auto;display:flex;width:38px;height:38px;border:1px solid var(--line);border-radius:8px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px}.menu-toggle span{width:16px;height:2px;background:var(--ink);border-radius:2px}.main-nav{display:none;position:absolute;top:63px;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:12px;flex-direction:column;align-items:stretch;gap:0;z-index:30}.main-nav.is-open{display:flex}.main-nav a{padding:12px 15px;border-radius:7px}.main-nav a:hover{background:var(--cyan-soft)}.nav-actions{margin-left:0}.nav-cta{display:none}.hero{padding-top:55px}.hero-grid{min-height:auto;display:flex;flex-direction:column;align-items:stretch;gap:20px}.hero-copy{padding-bottom:0}.hero h1{font-size:clamp(43px,8vw,72px)}.hero-description{font-size:16px}.hero-art{height:auto;min-height:390px}.hero-window{max-width:630px}.hero-orbit-one{right:-80px}.metric-wrap{margin-top:16px}.intro-grid,.start-grid,.faq-grid{grid-template-columns:1fr;gap:40px}.process-grid{grid-template-columns:repeat(2,1fr);row-gap:35px}.process-step:nth-child(3){border-left:0;padding-left:0}.feature-grid{grid-template-columns:repeat(2,1fr)}.gallery-panel{grid-template-columns:1fr}.gallery-caption{min-height:170px;border-left:0;border-top:1px solid var(--line);gap:20px}.platform-grid{grid-template-columns:1fr}.platform-card{min-height:0}.download-head{align-items:flex-start;flex-direction:column}.download-actions{justify-content:flex-start}.example-panel{transform:none}.faq-grid{gap:22px}}
@media(max-width:560px){.container{width:min(100% - 32px,480px)}.section{padding:66px 0}.section-head h2{font-size:clamp(31px,9vw,42px)}.section-description{font-size:15px;margin-top:16px}.announcement{font-size:11px}.brand{font-size:19px}.brand img{width:34px;height:34px}.language-switch{max-width:102px;padding:7px 4px;font-size:12px}.nav-shell{gap:10px}.hero{padding-top:42px}.hero h1{font-size:clamp(41px,11vw,58px);margin-top:22px}.hero:lang(zh-CN) h1,.hero:lang(zh-Hant) h1{font-size:clamp(32px,8.7vw,41px)}.hero-description{margin-top:23px}.hero-actions{margin-top:27px}.button{width:100%}.hero-art{min-height:260px}.hero-window{transform:none}.window-chrome{font-size:8px}.window-index{display:none}.hero-coordinate{display:none}.metric-wrap{grid-template-columns:1fr}.metric{min-height:73px;padding:12px 0}.metric+.metric{border-left:0;border-top:1px solid #cddbd8}.metric strong{font-size:30px;min-width:60px}.metric-index{margin-right:10px}.metric>span:last-child{max-width:none}.pillar{grid-template-columns:28px 1fr 16px;gap:13px}.process-grid{grid-template-columns:1fr;margin-top:34px}.process-step,.process-step+.process-step,.process-step:nth-child(3){border-left:0;border-top:1px solid #4b6770;padding:18px 0}.process-step:first-child{border-top:0}.process-step h3{margin-top:22px}.feature-grid{grid-template-columns:1fr;margin-top:30px}.feature-card{min-height:240px}.gallery-shell{margin-top:30px}.gallery-tabs{grid-template-columns:1fr}.gallery-tab{border-right:0;border-bottom:1px solid var(--line);padding:12px 16px}.gallery-tab[aria-selected="true"]{border-left:3px solid var(--cyan);border-bottom:1px solid var(--line);padding-left:13px}.gallery-image-frame{padding:14px}.gallery-caption{padding:23px}.platform-grid{margin-top:32px}.platform-card{padding:19px}.start-steps article{grid-template-columns:27px 1fr}.example-panel{min-height:300px;padding:22px}.example-panel>p{font-size:19px}.footer-main{flex-direction:column;padding-bottom:45px}.footer-links{gap:55px}.footer-bottom{align-items:flex-start;flex-direction:column;padding:18px 0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}