/* 力灵智能新拟态版：左上方光源，统一柔和浮雕与内凹表面。 */
:root{--surface:#e8eff5;--ink:#293e54;--muted:#566b80;--accent:#3861c7;--line:#cedae5;--light:#ffffff;--shadow:#c2cfdd;--raised:9px 9px 22px #c6d2df,-9px -9px 22px #ffffff;--small:5px 5px 12px #c4d0de,-5px -5px 12px #ffffff;--inset:inset 6px 6px 14px #c6d2de,inset -6px -6px 14px #ffffff;--radius:28px;--ease:220ms ease-out;--max-width:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--surface);color:var(--ink);font:15px/1.8 -apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button{border:0}button:disabled{opacity:.5;cursor:not-allowed}a:focus-visible,button:focus-visible,video:focus-visible{outline:3px solid var(--accent);outline-offset:6px}button:active,.primary-button:active,.soft-button:active{transform:translateY(1px)}img{display:block;max-width:100%}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}[hidden]{display:none!important}.symbols{position:absolute;width:0;height:0;overflow:hidden}.shell{width:calc(100% - 96px);max-width:var(--max-width);margin-inline:auto}.skip-link{position:fixed;left:20px;top:-100px;z-index:100;background:var(--surface);padding:12px 20px;border-radius:12px}.skip-link:focus{top:16px}
.site-header{position:relative;z-index:10}.navigation{min-height:108px;display:flex;align-items:center;gap:32px;border-bottom:1px solid #d3dfe9}.brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:750;letter-spacing:2px;flex:none;line-height:1.3}.brand small{display:block;font-size:10px;font-weight:600;letter-spacing:3px;margin-top:7px;color:var(--muted)}.brand-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;color:var(--accent);font-size:28px;font-weight:800;box-shadow:var(--small)}.nav-links{display:flex;gap:24px;align-items:center;margin-left:auto}.nav-links a{position:relative;font-size:13px;white-space:nowrap;min-height:48px;display:flex;align-items:center}.nav-links a:hover,.text-link:hover,.footer a:hover{color:var(--accent)}.nav-links .current{color:var(--accent);font-weight:700}.current:after{content:"";position:absolute;bottom:3px;left:calc(50% - 2px);width:4px;height:4px;background:var(--accent);border-radius:50%}.nav-actions{display:flex;gap:16px;align-items:center}.soft-button{min-width:44px;min-height:44px;border-radius:14px;background:var(--surface);box-shadow:var(--small);display:inline-flex;align-items:center;justify-content:center;gap:12px;font-size:13px;font-weight:600;transition:box-shadow var(--ease),transform var(--ease)}.soft-button:hover{box-shadow:var(--inset)}.contact-link{padding:0 18px}.contact-link svg{width:16px}.menu-toggle{display:none}
.hero{display:grid;grid-template-columns:1fr 1.04fr;gap:28px;align-items:center;padding-top:52px;padding-bottom:72px;min-height:660px}.hero-copy{padding-bottom:12px;position:relative;z-index:2}.eyebrow{font-size:12px;display:flex;gap:12px;align-items:center;color:var(--muted);letter-spacing:2px}.status-dot{width:7px;height:7px;background:#628bca;box-shadow:0 0 0 5px #dce6f0;border-radius:50%}h1{font-size:clamp(38px,3.9vw,54px);line-height:1.38;letter-spacing:-1.5px;margin:24px 0;font-weight:750}.accent,h1 em{color:var(--accent);font-style:normal}.hero-description{color:var(--muted);font-size:14px;line-height:2.05;margin:0;max-width:440px}.hero-actions{display:flex;gap:28px;align-items:center;margin-top:32px}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:52px;background:linear-gradient(135deg,#557de0,#3760c5);color:#fff;border-radius:16px;box-shadow:5px 7px 16px #b9c9e1,-4px -4px 12px #fff,inset 1px 1px 1px #ffffff70;padding:12px 24px;font-size:14px;font-weight:600;transition:transform var(--ease),box-shadow var(--ease)}.primary-button svg{width:18px}.primary-button:hover{transform:translateY(-2px);box-shadow:7px 10px 20px #b4c4de,-4px -4px 12px #fff}.video-button{padding:0;display:flex;gap:12px;align-items:center;background:none;font-size:13px;min-height:48px}.play-icon{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;box-shadow:var(--small);transition:box-shadow var(--ease)}.video-button:hover .play-icon{box-shadow:var(--inset)}.play-icon svg{width:17px;height:17px;fill:var(--ink);stroke:none}.hero-bottom{display:flex;gap:16px;align-items:center;margin-top:44px}.tiny-orbit{font-size:34px;color:#6a83a2;line-height:1}.hero-bottom strong{font-size:12px;font-weight:600;letter-spacing:1px;display:block}.hero-bottom div>span{display:block;font-size:11px;color:var(--muted);margin-top:3px}
.hero-visual{min-width:0;position:relative}.visual-heading{display:flex;justify-content:space-between;font-size:10px;letter-spacing:2px;color:var(--muted);padding:0 20px}.visual-heading span:last-child{letter-spacing:1px}.product-stage{height:424px;position:relative;display:grid;place-items:center}.stage-ring{width:370px;height:370px;border-radius:50%;box-shadow:var(--inset);padding:24px;border:1px solid #ffffff85}.stage-ring>div{width:100%;height:100%;border-radius:50%;border:1px solid #d7e1eb;box-shadow:inset 1px 1px 2px #ffffff,1px 1px 2px #ffffff;position:relative}.stage-ring>div:after{content:"";position:absolute;inset:24px;border:1px solid #dbe4ec;border-radius:50%;box-shadow:1px 1px 2px #fff}.product-cutout{position:absolute;inset:0;pointer-events:none;filter:drop-shadow(14px 26px 14px #97a6b255)}.product-cutout img{position:absolute;width:148%;max-width:none;left:-24%;top:50%;transform:translateY(-50%) rotate(-34deg)}.floating-label{position:absolute;display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#f2f6fae8,#e6edf4eb);border:1px solid #ffffff90;box-shadow:7px 7px 20px #bbc9d887,-4px -4px 18px #ffffff9c;border-radius:18px;z-index:1}.sensing-label{left:0;top:68px;padding:14px 20px}.small-icon{display:grid;place-items:center;width:36px;height:36px;color:var(--accent)}.sensing-label strong{display:block;font-size:12px;font-weight:600}.sensing-label small{font-size:10px;color:var(--muted)}.motion-label{right:0;bottom:92px;font-size:12px;padding:10px 18px}.stage-caption{position:absolute;bottom:12px;font-size:11px;letter-spacing:3px;color:var(--muted)}.showcase-controls{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 20px;margin-top:16px}.segmented{display:flex;padding:5px;gap:4px;border-radius:16px;box-shadow:var(--inset)}.segmented button{background:transparent;border-radius:12px;padding:10px 18px;min-height:44px;font-size:12px;color:var(--muted);transition:background var(--ease),box-shadow var(--ease)}.segmented button[aria-pressed=true]{background:var(--surface);box-shadow:3px 3px 7px #bcc9d7,-3px -3px 7px #ffffff;color:var(--accent);font-weight:650}.segmented button:hover{color:var(--accent)}.product-index{font-size:10px;color:var(--muted);letter-spacing:2px}.product-index span{margin:0 8px;color:#8c9daf}.color-options{display:flex;gap:6px}.swatch{width:44px;height:44px;background:none;border-radius:50%;position:relative}.swatch:after{content:"";position:absolute;inset:11px;border-radius:50%;background:var(--color);box-shadow:inset 1px 1px 3px #ffffff90,2px 2px 4px #a5b2c6}.swatch[aria-pressed=true]{box-shadow:var(--inset);outline:1px solid #90a4bb}.swatch.blue{--color:#a3bbcd}.swatch.pink{--color:#d5aeb6}.swatch.yellow{--color:#e5d29c}.package-view{position:absolute;width:340px;height:340px;top:32px;z-index:2;border-radius:24px;overflow:hidden;box-shadow:var(--raised)}.package-view img{width:100%;height:100%;object-fit:contain}.product-stage.is-package .floating-label{display:none}
.capabilities{padding:32px 0 72px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:32px;gap:24px}.overline{font-size:10px;color:var(--muted);letter-spacing:2px;font-weight:600}h2{font-size:28px;line-height:1.5;letter-spacing:-.5px;margin:10px 0 0;font-weight:650}.text-link{font-size:12px;font-weight:600;display:inline-flex;gap:16px;align-items:center;min-height:44px}.text-link svg{width:18px}.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.capability-card{padding:28px 28px 20px;border-radius:var(--radius);box-shadow:var(--raised);border:1px solid #ffffff70;min-width:0}.card-top{display:flex;align-items:center;justify-content:space-between}.card-icon{width:44px;height:44px;border-radius:14px;box-shadow:var(--small);display:grid;place-items:center;color:var(--accent)}.card-icon svg{width:21px}.card-number{font-size:9px;letter-spacing:1.5px;color:var(--muted)}h3{font-size:18px;font-weight:650;margin:12px 0 8px;line-height:1.5}.capability-card p{font-size:12px;color:var(--muted);line-height:1.9;margin:0;min-height:70px}.card-link{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--accent);border-top:1px solid var(--line);margin-top:20px;padding-top:12px;min-height:44px}.card-link svg{width:18px}.card-link:hover svg{transform:translateX(4px)}.card-link svg{transition:transform var(--ease)}.waveform{height:104px;display:flex;justify-content:center;gap:5px;align-items:center;margin:8px 0}.waveform i{width:4px;height:12px;border-radius:4px;background:#8aa5d2;box-shadow:1px 2px 3px #b6c5d8,-1px -1px 2px white}.waveform i:nth-child(3n){height:28px}.waveform i:nth-child(5n){height:42px;background:#6387cc}.waveform i:nth-child(7n){height:60px;background:#5378bc}.waveform i:nth-child(11n){height:24px}.motion-illustration{height:104px;position:relative;display:grid;place-items:center;margin:8px 0}.dial{width:76px;height:76px;padding:9px;border-radius:50%;box-shadow:var(--inset);transform:rotate(-35deg)}.dial span{display:block;width:100%;height:100%;border-radius:50%;box-shadow:var(--small);background:linear-gradient(130deg,#f4f7fb,#dee8f1);position:relative}.dial span:before{content:"";position:absolute;top:8px;left:calc(50% - 2px);height:12px;width:4px;background:var(--accent);border-radius:2px}.axis{font-size:10px;color:var(--muted);position:absolute}.x-axis{left:26%;top:35px}.y-axis{right:27%;top:14px}.z-axis{right:30%;bottom:6px}.connection-illustration{height:104px;display:flex;align-items:center;justify-content:center;gap:12px;margin:8px 0}.connection-illustration>span{height:58px;width:58px;box-shadow:var(--inset);border-radius:19px;display:grid;place-items:center;color:#6584b3}.connection-illustration>span:last-child{box-shadow:var(--small)}.connection-illustration i{width:4px;height:4px;border-radius:50%;background:#7798c8}.illustration-note{text-align:right;color:var(--muted);font-size:10px;margin:20px 0 0}
.project-section{display:grid;grid-template-columns:1fr 1.2fr;gap:80px;padding:40px 0 76px}.project-intro h2{font-size:32px;margin:16px 0}.project-intro p{font-size:13px;color:var(--muted);line-height:2}.project-intro .text-link{color:var(--accent);margin-top:12px}.project-list{display:flex;flex-direction:column;justify-content:center;gap:24px}.project-row{display:flex;align-items:center;gap:24px;padding:24px;border-radius:22px;box-shadow:var(--small);border:1px solid #ffffff80;transition:transform var(--ease)}.project-row:hover{transform:translateY(-3px)}.project-no{font-size:12px;color:var(--muted);align-self:flex-start}.project-row small{font-size:10px;letter-spacing:1px;color:var(--accent)}.project-row h3{font-size:16px;margin:6px 0}.project-row p{font-size:11px;color:var(--muted);margin:0}.round-arrow{margin-left:auto;flex:none;width:36px;height:36px;border-radius:50%;box-shadow:var(--inset);display:grid;place-items:center}.round-arrow svg{width:16px}.contact-section{padding:24px 0 64px}.contact-panel{display:flex;align-items:center;justify-content:space-between;gap:32px;border-radius:32px;box-shadow:var(--inset);border:1px solid #ffffff90;padding:44px 52px}.contact-panel h2{font-size:28px}.contact-panel-actions{display:flex;flex-direction:column;gap:20px;align-items:center}.telephone{font-size:12px;color:var(--muted)}.footer{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding:28px 0 36px;font-size:11px;color:var(--muted)}.footer-brand{font-size:16px;transform:scale(.9);transform-origin:left center}.footer-brand .brand-icon{width:40px;height:40px;font-size:23px}.footer a:last-child{min-height:44px;display:inline-flex;align-items:center}.video-dialog{background:var(--surface);color:var(--ink);border:1px solid white;border-radius:24px;width:min(850px,calc(100% - 32px));padding:24px;box-shadow:0 24px 80px #233b5a55}.video-dialog::backdrop{background:#20375080;backdrop-filter:blur(8px)}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.dialog-heading h2{font-size:18px;margin:0}.close-dialog{font-size:24px}.video-dialog video{display:block;width:100%;max-height:72dvh;border-radius:14px;background:#263a50}.video-error{color:#9b2e3b}.lang-en h1{font-size:46px;line-height:1.2;letter-spacing:-1.5px}.lang-en .hero-description{font-size:14px}.lang-en .nav-links{gap:16px}.lang-en .nav-links a{font-size:12px}.lang-en .capability-card p{min-height:92px}
@media(min-width:1500px){.hero{min-height:720px;gap:64px}.hero h1{font-size:56px}}
@media(max-width:1150px){.shell{width:calc(100% - 64px)}.navigation{gap:24px}.nav-links{gap:16px}.nav-links a{font-size:12px}.contact-link{display:none}.hero{gap:16px}.hero-actions{gap:20px}.hero h1{font-size:42px}.stage-ring{width:320px;height:320px}.sensing-label{left:0;top:60px;padding:10px 14px}.motion-label{bottom:92px;padding:8px 12px}.showcase-controls{padding:0;gap:8px}.product-index{font-size:9px}.capability-card{padding:24px}.project-section{gap:40px}.lang-en h1{font-size:40px}}
@media(max-width:900px){.navigation{min-height:88px;flex-wrap:wrap;gap:16px;padding:20px 0}.brand{font-size:18px}.nav-actions{margin-left:auto}.menu-toggle{display:flex;order:3;padding:0 12px}.nav-links{display:none;order:4;width:100%;margin:0;gap:4px 24px;flex-wrap:wrap;padding:12px 0}.nav-links.is-open{display:flex}.nav-links a{font-size:14px}.hero{padding-top:48px;grid-template-columns:1fr 1fr}.hero h1{font-size:34px;letter-spacing:-1px}.hero-description br{display:none}.hero-description{font-size:13px}.hero-actions{flex-wrap:wrap;gap:20px}.hero-bottom{margin-top:28px}.product-stage{height:350px}.stage-ring{width:270px;height:270px;padding:20px}.sensing-label{top:20px}.motion-label{right:0;bottom:52px}.visual-heading{padding:0;font-size:9px;letter-spacing:1px}.showcase-controls{flex-wrap:wrap}.product-index{display:none}.package-view{width:270px;height:270px;top:26px}.capability-grid{gap:20px}.capability-card{padding:20px}.card-number{font-size:8px;letter-spacing:0}.capability-card h3{font-size:16px}.waveform{gap:3px}.waveform i{width:3px}.connection-illustration{gap:8px}.connection-illustration>span{width:46px;height:46px}.project-section{gap:24px}.project-row{gap:16px;padding:20px}.project-row h3{font-size:14px}.project-no{display:none}.contact-panel{padding:32px}.footer-brand{display:none}.lang-en h1{font-size:34px}}
@media(max-width:640px){.shell{width:calc(100% - 40px)}.navigation{gap:12px;min-height:84px;padding:16px 0}.brand{font-size:17px;gap:10px}.brand-icon{width:40px;height:40px;font-size:24px;border-radius:12px}.brand small{font-size:8px;margin-top:5px;letter-spacing:2px}.nav-actions{gap:8px}.menu-toggle{font-size:12px;gap:8px}.menu-toggle>span:first-child{display:none}.hero{grid-template-columns:1fr;gap:40px;padding-top:40px;padding-bottom:36px}.eyebrow{font-size:11px}.hero h1{font-size:40px;line-height:1.4;margin:20px 0;letter-spacing:-1.5px}.hero-description{font-size:13px;max-width:380px}.hero-actions{gap:24px;margin-top:28px}.primary-button{padding:12px 20px;font-size:13px;gap:20px}.video-button{font-size:12px;gap:10px}.hero-bottom{display:none}.hero-visual{padding-top:8px}.visual-heading{padding:0 4px}.product-stage{height:340px}.stage-ring{width:280px;height:280px}.product-cutout img{width:145%;left:-22.5%}.sensing-label{top:34px;padding:8px 12px;border-radius:14px;gap:6px}.sensing-label strong{font-size:10px}.sensing-label small{font-size:9px}.small-icon{width:28px;height:28px}.small-icon svg{width:20px}.motion-label{bottom:62px;font-size:10px;gap:6px;border-radius:14px}.stage-caption{bottom:6px;font-size:10px;letter-spacing:2px}.showcase-controls{margin-top:12px;min-height:60px;justify-content:center;gap:16px}.segmented button{padding:8px 16px}.package-view{width:280px;height:280px;top:20px}.capabilities{padding:28px 0 40px}.section-heading{align-items:flex-start;gap:8px;margin-bottom:28px}.section-heading h2{font-size:24px;letter-spacing:-1px}.overline{font-size:8px;letter-spacing:1.5px}.section-heading .text-link{font-size:10px;gap:4px;white-space:nowrap;margin-top:28px}.section-heading .text-link svg{width:14px}.capability-grid{grid-template-columns:1fr;gap:28px}.capability-card{padding:24px}.card-number{font-size:10px;letter-spacing:1px}.waveform{gap:6px}.waveform i{width:4px}.capability-card h3{font-size:20px}.capability-card p{font-size:13px;min-height:0}.card-link{font-size:12px}.connection-illustration{gap:16px}.connection-illustration>span{width:60px;height:60px}.illustration-note{font-size:9px;text-align:left}.project-section{grid-template-columns:1fr;gap:28px;padding:24px 0 40px}.project-intro h2{font-size:28px}.project-row{padding:24px 20px}.project-row h3{font-size:15px}.contact-section{padding:16px 0 40px}.contact-panel{padding:28px 24px;flex-direction:column;align-items:flex-start;gap:28px;border-radius:24px}.contact-panel h2{font-size:24px}.contact-panel-actions{align-items:flex-start;gap:16px}.footer{flex-wrap:wrap;gap:4px;padding:20px 0 28px;font-size:10px}.lang-en h1{font-size:40px}.lang-en .section-heading{display:block}.lang-en .section-heading .text-link{margin-top:8px}.lang-en .capability-card p{min-height:0}.video-dialog{padding:16px}.video-dialog video{max-height:65dvh}}
/* 透明产品图的旋转边界不应撑宽视口。 */
.product-cutout{overflow:hidden}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}