@charset "UTF-8";
:root{color-scheme:light;--blue:#0867ff;--cyan:#00c7ff;--ink:#080d18;--muted:#46516a;--paper:#eef5ff;--panel:#ffffffc9;--panel-solid:#fff;--line:#cddaf0;--hero:#e9f3ff;--shadow:0 8px 28px #4c75be15;--green:var(--blue);--deep:#102c58;--gold:#fff;--white:var(--panel-solid);--nav:#f9fbffd9;--scene:url('assets/brand/day-architecture.webp')}
html[data-theme=dark]{color-scheme:dark;--blue:#149dff;--cyan:#00d2ff;--ink:#f5f8ff;--muted:#d3def2;--paper:#05132c;--panel:#10284cc9;--panel-solid:#10213d;--line:#4b72ac;--hero:#071a40;--shadow:0 8px 32px #0002;--nav:#07172fe8;--scene:url('assets/brand/night-longgang.webp')}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:radial-gradient(ellipse at 60% 0,#dceaff,transparent 60%),var(--paper);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.65}html[data-theme=dark] body{background:radial-gradient(ellipse at 60% 0,#33318b,transparent 75%),#111b44}a{color:inherit;text-decoration:none}button,select,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.3}button:disabled{cursor:default}a:focus-visible,button:focus-visible,main:focus-visible{outline:3px solid var(--cyan);outline-offset:5px}main:focus:not(:focus-visible){outline:none}svg{display:block}img{max-width:100%;height:auto}button{color:inherit}[hidden]{display:none!important}.site-shell{max-width:1440px;margin:12px auto 18px;border:1px solid #ffffffc9;border-radius:32px;overflow:clip;box-shadow:0 10px 40px #3570ca24;background:var(--panel)}html[data-theme=dark] .site-shell{border-color:#5369c1;background:#06132de6}.skip-link{position:absolute;z-index:20;top:-70px;left:20px;padding:8px 15px;background:var(--panel-solid)}.skip-link:focus{top:10px}
.site-header{position:relative;z-index:10;display:flex;align-items:center;gap:24px;justify-content:space-between;padding:20px 46px;min-height:96px;background:var(--nav);border-bottom:1px solid #b7d4ff77;backdrop-filter:blur(18px)}.brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap;font-size:32px;font-weight:700;letter-spacing:.025em;line-height:1.2}.brand img{width:52px;height:49px;object-fit:contain;flex-shrink:0}html[data-theme=dark] .brand img,html[data-theme=dark] .phone-brand-preview>img{filter:brightness(1.4) saturate(.8)}.site-header nav{display:flex;align-items:center;gap:34px;white-space:nowrap}.site-header nav a{position:relative;padding:12px 0;font-size:18px;font-weight:550}.site-header nav a[aria-current=page]:after{content:'';position:absolute;bottom:1px;left:-4px;right:-4px;height:4px;border-radius:4px;background:var(--blue)}.header-actions{display:flex;align-items:center;gap:13px}.icon-button{display:grid;place-items:center;border:0;background:transparent;width:34px;height:36px;border-radius:99px;padding:7px}.icon-button:hover,.theme-menu-toggle:hover{background:#3688ff17}.icon-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.sun-icon{display:none}html[data-theme=dark] .sun-icon{display:block}html[data-theme=dark] .moon-icon{display:none}.theme-control{display:flex;position:relative;align-items:center}.theme-menu-toggle{border:0;border-radius:20px;background:transparent;padding:5px 3px;width:18px;height:30px;font-size:16px;color:var(--muted)}.theme-menu{position:absolute;right:0;top:43px;width:150px;background:var(--panel-solid);padding:9px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);font-size:13px}.theme-menu p{margin:3px 7px;color:var(--muted);font-size:11px}.theme-menu button{display:flex;justify-content:space-between;border:0;background:transparent;border-radius:7px;padding:7px 9px;width:100%;text-align:left}.theme-menu button:hover{background:#398aff15}
.button{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:50px;border:1px solid #187aff;border-radius:99px;padding:10px 27px;background:linear-gradient(135deg,#0888ff,#0055f7);color:white;box-shadow:0 5px 14px #0062ff20;font-size:19px;font-weight:550;white-space:nowrap;transition:transform .18s,filter .18s}.button:hover{filter:brightness(1.08);transform:translateY(-2px)}html[data-theme=dark] .button{border-color:#00cbff;box-shadow:0 0 0 1px #00b4ff22,0 5px 18px #007fff25}.button.compact{font-size:17px;min-height:46px;padding:8px 19px}.wechat-icon{width:31px;height:27px;flex-shrink:0}.compact .wechat-icon{width:27px;height:24px}.secondary,.app-button{background:linear-gradient(135deg,#ffffffbc,#f4f7ffbb);color:var(--ink);border:1px solid #bdcde8;box-shadow:0 3px 7px #19427312}.secondary{font-size:18px;padding:8px 26px}.secondary span{font-size:28px;line-height:1}.app-button{gap:9px;padding-left:24px;padding-right:24px;font-size:18px}.app-button svg{width:24px;height:28px}.app-button span{font-size:16px}html[data-theme=dark] .secondary,html[data-theme=dark] .app-button{background:linear-gradient(135deg,#ffffff20,#050e2480);border-color:#b7ccff;color:var(--ink);box-shadow:inset 0 1px 7px #a7c6ff25}
main{min-height:50vh}.hero{position:relative;display:flex;align-items:center;min-height:560px;isolation:isolate;background:var(--scene) center 57% / cover no-repeat;overflow:hidden;padding:58px 65px 80px}.hero:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#f5f8ffdf,transparent 83%)}html[data-theme=dark] .hero:before{background:linear-gradient(90deg,#071632c9,transparent 85%)}.hero-copy{position:relative;z-index:2;width:59%;align-self:flex-start;padding-top:10px}.hero h1{font-size:68px;font-weight:750;letter-spacing:.01em;margin:0 0 12px}.hero h2{font-size:27px;font-weight:600;letter-spacing:.02em;margin-bottom:23px;white-space:nowrap}.hero p{font-size:18px;line-height:1.85;margin-bottom:0;max-width:570px}.hero-actions{display:flex;gap:15px;align-items:center;margin-top:40px;flex-wrap:wrap}.hero-wave{position:absolute;bottom:-1px;left:0;width:100%;height:75px;z-index:3;fill:#f8fbff}html[data-theme=dark] .hero-wave{fill:#091d3d;filter:drop-shadow(0 -2px 5px #006dff88)}
.phone-stage{position:absolute;right:8%;top:27px;width:282px;height:550px;z-index:1;perspective:900px}.phone{position:relative;background:linear-gradient(125deg,#fff,#858b9a 15%,#151722 28%,#f0f5ff 78%,#444d6c);padding:5px;border-radius:45px;height:553px;transform:rotate(12deg);box-shadow:18px 13px 25px #03295933,3px 0 0 #a3aabd;overflow:hidden}.phone:after{content:'';position:absolute;inset:7px;border:2px solid #090b10;pointer-events:none;border-radius:38px}.phone-screen{position:relative;width:100%;height:100%;border-radius:39px;border:5px solid #080b11;background:linear-gradient(160deg,#fff,#e2efff);overflow:hidden}.phone-island{position:absolute;z-index:4;width:79px;height:23px;top:9px;left:50%;transform:translateX(-50%);border-radius:30px;background:#050609}.phone-island:after{content:'';position:absolute;right:11px;top:8px;width:7px;height:7px;border-radius:99px;background:#153448}.phone-brand-preview{display:flex;align-items:center;justify-content:center;flex-direction:column;padding:75px 20px 35px;text-align:center;height:100%;color:#102d55;background:radial-gradient(ellipse at 50% 80%,#c8e1ff,transparent 65%)}.phone-brand-preview img{width:95px;margin-bottom:22px}.phone-brand-preview strong{font-size:29px;font-weight:650;letter-spacing:.04em}.phone-brand-preview p{font-size:15px;line-height:1.9;letter-spacing:.06em;margin-top:18px}.phone-brand-preview>span{font-size:12px;border:1px solid #7bafe45c;border-radius:30px;padding:6px 15px;margin-top:35px}.phone-caption{position:absolute;top:549px;left:0;right:0;text-align:center;font-size:10px;color:var(--muted);z-index:4}.ios-screenshot{width:100%;height:100%;object-fit:cover}html[data-theme=dark] .phone-screen{background:#0b1730}html[data-theme=dark] .phone-brand-preview{color:#fff;background:radial-gradient(ellipse at 50% 80%,#184287,transparent 65%),#0b1730}.features{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:15px;padding:24px 40px 27px;background:linear-gradient(180deg,#f8fbff,#f5f8ff)}html[data-theme=dark] .features{background:linear-gradient(180deg,#0e284f,#06162f)}.feature-item{display:flex;align-items:center;gap:14px;border-radius:16px;padding:5px 3px}.feature-item:hover{background:#0088ff0a}.feature-icon{display:grid;place-items:center;flex-shrink:0;width:62px;height:62px;border:1px solid #e0ebff;border-radius:21px;color:#0768ff;background:#ffffffbc;box-shadow:0 4px 9px #2b65ba20}.feature-icon svg{width:35px;height:35px}.feature-icon.leaf{color:#00ba75}.feature-item h2{font-size:20px;margin-bottom:6px;white-space:nowrap}.feature-item p{font-size:12px;margin:0;white-space:nowrap}html[data-theme=dark] .feature-icon{border:1px solid #58a5d0;border-radius:50%;background:radial-gradient(circle at 30% 10%,#23618b,#091932);color:#00c4ff;box-shadow:inset 0 1px 8px #7994dc44}html[data-theme=dark] .feature-icon.leaf{color:#00e2a0}
.about-panel{display:grid;grid-template-columns:36% 1fr;gap:32px;margin:15px 25px 20px;padding:25px;background:var(--panel);border-radius:25px;box-shadow:var(--shadow);border:1px solid #ffffffc9;align-items:center}.about-visual{height:215px;border-radius:21px;background:var(--scene) 90% 60% / cover no-repeat;border:1px solid #76b0ff22}.about-copy h2{font-size:31px;margin-bottom:12px}.about-copy p{font-size:16px;line-height:1.8;margin-bottom:18px}.about-copy .button{min-height:43px}.more-services{display:flex;justify-content:center;gap:25px;font-size:12px;color:var(--muted);margin:0 25px 25px}.more-services a:hover{text-decoration:underline}html[data-theme=dark] .about-panel{border-color:var(--line);background:linear-gradient(130deg,#17305aab,#0d2142c9)}html[data-theme=dark] .about-visual{border-color:#3682df}
footer{padding:0 35px 20px;margin:0 0 0;background:linear-gradient(145deg,#ffffff15,#cbdfff0a)}.footer-inner{display:grid;grid-template-columns:1.05fr .85fr 1.35fr;gap:26px;padding:28px 14px 25px;border-top:1px solid var(--line)}.footer-inner>div+div{border-left:1px solid var(--line);padding-left:28px}.footer-brand{padding-top:12px}.footer-brand .brand{font-size:29px;gap:10px}.footer-brand .brand img{width:49px}.footer-brand p{font-size:16px;margin:10px 0 0}.footer-inner h2{font-size:19px;font-weight:600;margin-bottom:10px}.footer-contact{display:flex;flex-direction:column;align-items:flex-start}.footer-contact a{font-size:16px;line-height:1.8;display:flex;align-items:center;gap:12px;word-break:break-word}.footer-contact a span{font-size:21px;width:20px;text-align:center}.company-info p{font-size:12px;line-height:1.9;margin:0}.footer-bottom{display:flex;justify-content:center;align-items:center;gap:0;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:18px;font-size:13px;row-gap:12px}.footer-bottom>*{padding:0 16px;border-right:1px solid var(--muted);line-height:1.2}.footer-bottom>:last-child{border:0}.footer-bottom small{font-size:13px}.filing-query{color:#065aff;font-weight:550;text-decoration:underline;text-underline-offset:4px}html[data-theme=dark] .filing-query{color:#00c9ff}#police-slot:empty{display:none}.footer-contact a:hover{text-decoration:underline}
.breadcrumb{color:var(--muted);font-size:13px;margin:0 0 18px}.page-top{border-radius:22px;background:var(--hero);padding:30px;margin-bottom:24px}.page-top h1{font-size:34px;margin-bottom:9px}.page-top p{margin:0;color:var(--muted)}.article{max-width:920px;margin:0 auto;padding:35px 35px 30px}.card{border:1px solid var(--line);border-radius:20px;padding:28px;background:var(--panel);margin-bottom:20px}.card h2{font-size:24px;margin-bottom:15px}.card p{color:var(--muted)}.card p:last-child{margin-bottom:0}.culture-grid,.works{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:0 35px 30px}.number{color:var(--blue);font-size:34px}.empty{border-top:1px solid var(--line);padding-top:20px;margin-top:20px}.empty strong{display:block;margin-bottom:7px}.empty p{margin:0;color:var(--muted)}.filters,.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.filters button,.tag{padding:7px 15px;background:var(--panel);border:1px solid var(--line);border-radius:30px;font-size:13px}.filters button[aria-pressed=true]{background:var(--blue);color:white}.work-header{display:flex;align-items:center;gap:16px}.work-header img{width:65px;height:65px;object-fit:cover;border-radius:16px}.work audio{width:100%}.notice{margin:25px;padding:20px;background:var(--hero);border-radius:12px}.text-link{color:var(--blue)}.qr{display:block;width:190px;max-width:100%;margin:22px auto}.ios-product{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:30px;min-height:650px}.ios-product>div:first-child{position:relative;height:580px}.ios-product .phone-stage{top:0;right:auto;left:15px;width:245px;height:510px}.ios-product .phone{height:500px}.ios-product .phone-caption{top:540px}.ios-product h2{font-size:30px}main>.breadcrumb,main>.page-top,main>.card{margin-left:35px;margin-right:35px}main>.breadcrumb{padding-top:25px}
dialog{border:1px solid var(--line);border-radius:25px;padding:35px;max-width:min(430px,90vw);background:var(--panel-solid);color:var(--ink);box-shadow:0 20px 100px #0005;text-align:center}dialog::backdrop{background:#03132980;backdrop-filter:blur(5px)}dialog h2{font-size:24px;margin:20px 0 14px}dialog p{font-size:15px;color:var(--muted)}dialog ol{text-align:left;font-size:14px;line-height:2;max-width:230px;margin:20px auto;color:var(--muted)}dialog>div>img:first-child{margin:auto}.dialog-close{position:absolute;right:10px;top:10px;font-size:25px;color:var(--muted)}
@media(min-width:1450px){.site-shell{margin-top:24px}.hero{min-height:650px;padding-top:75px}.hero-copy{padding-top:13px}.hero h1{font-size:78px}.hero h2{font-size:31px}.hero p{font-size:21px}.hero-actions{margin-top:46px}.phone-stage{width:320px;height:650px;top:35px;right:10%}.phone{height:650px}.phone-caption{top:655px}.features{padding:30px 55px}.feature-item h2{font-size:23px}.feature-item p{font-size:14px}.about-visual{height:250px}.about-copy p{font-size:18px}.footer-inner{padding-top:35px;padding-bottom:30px}}
@media(max-width:1150px){.site-header{padding:17px 28px;gap:15px}.brand{font-size:27px;gap:8px}.brand img{width:45px;height:43px}.site-header nav{gap:24px}.site-header nav a{font-size:16px}.button.compact{font-size:15px;padding:8px 15px}.header-actions{gap:5px}.hero{padding:50px 45px 85px;min-height:540px}.hero h1{font-size:61px}.hero h2{font-size:23px}.hero p{font-size:17px}.hero-actions{gap:10px}.hero-actions .button{font-size:16px;padding:10px 20px}.hero-actions .app-button span{font-size:14px}.phone-stage{right:7%;width:250px;top:25px}.phone{height:510px}.phone-caption{top:520px}.features{padding:22px 28px;gap:10px}.feature-icon{width:51px;height:51px;border-radius:17px}.feature-item{gap:10px}.feature-item h2{font-size:18px}.feature-item p{font-size:11px;white-space:normal}.feature-icon svg{width:30px;height:30px}.about-copy h2{font-size:28px}.about-copy p{font-size:15px}.footer-brand .brand{font-size:25px}.footer-brand p{font-size:13px}.footer-contact a{font-size:14px}.footer-inner>div+div{padding-left:18px}.footer-bottom>*{padding:0 10px}.footer-bottom,.footer-bottom small{font-size:11px}}
@media(max-width:900px){.site-shell{border-radius:24px;margin:10px}.site-header{padding:15px 24px;flex-wrap:wrap;gap:10px}.site-header .brand{font-size:27px}.site-header nav{order:3;width:100%;justify-content:center;gap:40px}.site-header nav a{font-size:15px;padding:8px 0}.header-actions{margin-left:auto}.hero{padding:40px 30px 75px;min-height:530px}.hero-copy{width:62%}.hero h1{font-size:51px}.hero h2{font-size:20px;white-space:normal;max-width:350px;line-height:1.6}.hero p{font-size:15px;max-width:340px}.desktop-break{display:none}.hero-actions{margin-top:25px;gap:12px;max-width:280px}.phone-stage{width:210px;right:8%;top:50px}.phone{height:440px;border-radius:37px}.phone-screen{border-radius:31px}.phone:after{border-radius:32px}.phone-caption{top:465px;font-size:9px}.phone-brand-preview{padding-left:12px;padding-right:12px}.phone-brand-preview strong{font-size:22px}.phone-brand-preview p{font-size:12px}.phone-brand-preview img{width:75px}.phone-brand-preview>span{font-size:10px;padding:5px 9px}.features{grid-template-columns:repeat(2,1fr);gap:20px 25px;padding:25px 35px}.feature-item h2{font-size:20px}.feature-item p{font-size:12px}.feature-icon{width:59px;height:59px}.about-panel{grid-template-columns:35% 1fr;gap:23px;padding:22px;margin:10px 20px 22px}.about-visual{height:235px}.about-copy p{font-size:14px}.about-copy h2{font-size:26px}.footer-inner{grid-template-columns:1fr 1fr;gap:25px;padding:25px 0}.footer-inner .company-info{grid-column:1/-1;border-left:0;border-top:1px solid var(--line);padding:20px 0 0}.footer-brand .brand{font-size:28px}.footer-brand p{font-size:14px}.footer-contact a{font-size:15px}.company-info p{font-size:13px}.ios-product{grid-template-columns:1fr;min-height:800px}.ios-product>div:first-child{height:590px}.ios-product .phone-stage{left:50%;transform:translateX(-50%)}}
@media(max-width:560px){body{font-size:14px}.site-shell{margin:7px;border-radius:22px}.site-header{padding:14px 17px 10px;gap:7px}.site-header .brand{font-size:23px;gap:6px}.site-header .brand img{width:37px;height:36px}.header-actions{gap:3px}.button.compact{padding:7px 10px;font-size:12px;min-height:36px;gap:5px}.compact .wechat-icon{width:22px;height:20px}.icon-button{width:29px;height:32px;padding:5px}.theme-menu-toggle{width:13px;padding:0}.site-header nav{justify-content:space-between;gap:10px;padding-top:4px}.site-header nav a{font-size:13px;padding:9px 0}.site-header nav a[aria-current=page]:after{height:3px;left:0;right:0}.hero{display:block;min-height:820px;padding:31px 25px 430px;background-position:67% 75%}.hero:before{background:linear-gradient(180deg,#f5f8fff5 0%,#edf5ffe8 35%,#e5f1ff08 80%)}html[data-theme=dark] .hero:before{background:linear-gradient(180deg,#071632ee 0%,#071632c9 37%,#07163216 90%)}.hero-copy{width:100%;padding:0}.hero h1{font-size:46px;margin-bottom:10px}.hero h2{font-size:18px;line-height:1.6;margin-bottom:15px;max-width:none}.hero p{font-size:14px;line-height:1.9;max-width:100%}.hero-actions{margin-top:22px;max-width:none;gap:10px;flex-wrap:wrap}.hero-actions .button{font-size:14px;min-height:42px;padding:8px 15px;gap:7px}.hero-actions .wechat-icon{width:26px;height:23px}.hero-actions .app-button{font-size:14px}.app-button svg{width:20px;height:23px}.hero-actions .app-button span{font-size:12px}.phone-stage{top:auto;bottom:17px;right:50%;margin-right:-99px;width:198px;height:405px}.phone{height:400px;transform:rotate(9deg);border-radius:35px}.phone-screen{border-radius:29px}.phone:after{border-radius:30px}.phone-island{width:65px;height:18px;top:7px}.phone-island:after{top:6px;width:6px;height:6px}.phone-caption{top:402px;font-size:9px}.phone-brand-preview{padding-top:45px}.phone-brand-preview img{width:70px}.phone-brand-preview strong{font-size:23px}.phone-brand-preview p{font-size:12px}.phone-brand-preview>span{margin-top:22px;font-size:10px}.hero-wave{height:36px}.features{padding:22px 18px;gap:23px 12px}.feature-item{gap:8px;padding:0;align-items:flex-start}.feature-icon{width:43px;height:43px;border-radius:14px}.feature-icon svg{width:26px;height:26px}.feature-item h2{font-size:16px;margin-bottom:4px}.feature-item p{font-size:10px;line-height:1.6}.about-panel{display:flex;flex-direction:column;gap:20px;margin:5px 15px 18px;padding:19px;border-radius:21px;align-items:stretch}.about-visual{width:100%;height:180px;border-radius:16px}.about-copy h2{font-size:26px;margin-bottom:12px}.about-copy p{font-size:14px;margin-bottom:18px;line-height:1.85}.about-copy .button{font-size:15px;min-height:41px}.more-services{gap:20px;margin-bottom:22px;font-size:11px}footer{padding:0 20px 20px}.footer-inner{grid-template-columns:1fr;gap:22px;padding:24px 0}.footer-brand{padding:0}.footer-brand .brand{font-size:25px}.footer-brand .brand img{width:43px;height:41px}.footer-brand p{font-size:14px}.footer-inner>div+div{border-left:0;border-top:1px solid var(--line);padding:19px 0 0}.footer-inner h2{font-size:18px}.footer-inner .company-info{grid-column:auto;padding-top:19px}.company-info p{font-size:12px}.footer-contact a{font-size:14px}.footer-bottom{row-gap:14px;line-height:1.7}.footer-bottom small{flex-basis:100%;border:0;text-align:center;font-size:10px}.footer-bottom>*{padding:0 8px;font-size:11px}.article{padding:25px 18px}.page-top{padding:23px;border-radius:17px}.page-top h1{font-size:27px}.card{padding:23px;border-radius:17px}.card h2{font-size:23px}.culture-grid,.works{grid-template-columns:1fr;padding:0 18px}.ios-product>div:first-child{height:500px}.ios-product .phone-stage{width:210px;height:450px;top:10px}.ios-product .phone{height:440px}.ios-product .phone-caption{top:465px}.ios-product{min-height:0;gap:0}.ios-product h2{font-size:25px}.ios-product .button{font-size:14px;white-space:normal}main>.breadcrumb,main>.page-top,main>.card{margin-left:18px;margin-right:18px}}
@media(max-width:360px){.site-header{padding-left:13px;padding-right:13px}.site-header .brand{font-size:20px}.site-header .brand img{width:32px}.compact .wechat-icon{display:none}.button.compact{font-size:11px;padding:6px 10px}.hero{padding-left:21px;padding-right:21px;min-height:875px}.hero h1{font-size:40px}.hero h2{font-size:17px}.hero-actions .button{font-size:13px}.hero-actions .app-button span{font-size:11px}.features{padding:20px 13px;gap:20px 10px}.feature-item{gap:6px}.feature-icon{width:36px;height:36px;border-radius:12px}.feature-icon svg{width:24px;height:24px}.feature-item h2{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}

.footer-contact>a>svg{width:21px;height:21px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.concept-label{font-size:9px;color:var(--muted);margin-top:12px;letter-spacing:.08em}

/* 首页日间、夜间模式：隐藏大型手机概念模型 */
.hero .phone-stage {
  display: none !important;
}

/* 桌面和平板：保持首页文字与建筑背景协调 */
.hero .hero-copy {
  width: min(100%, 650px);
}

/* 手机端：去除原本为手机模型保留的大块空间 */
@media (max-width: 560px) {
  .hero {
    min-height: 520px;
    padding-bottom: 95px;
  }
}

/* 小屏手机 */
@media (max-width: 360px) {
  .hero {
    min-height: 540px;
  }
}

/* Company identity in website header and footer. */
.site-header .brand{font-size:clamp(18px,1.8vw,25px);min-width:0;white-space:normal;max-width:450px;flex-shrink:1}
.brand>span{overflow-wrap:anywhere;line-height:1.45}
.footer-brand .brand{font-size:20px;white-space:normal;align-items:center}
.hero h1.hero-tagline{font-size:clamp(20px,2.2vw,31px);font-weight:600;line-height:1.6;letter-spacing:.02em;margin:0 0 23px}
@media(max-width:1150px){.site-header{flex-wrap:wrap}.site-header .brand{font-size:23px}.site-header nav{order:3;justify-content:center;width:100%}}
@media(max-width:560px){.site-header .brand{flex-basis:100%;max-width:none;font-size:20px}.site-header .brand img{width:36px;height:36px}.hero h1.hero-tagline{font-size:18px;margin-bottom:18px}.footer-brand .brand{font-size:20px}}
@media(max-width:360px){.site-header .brand{font-size:18px}.site-header .brand img{width:32px;height:32px}}

/* Compact, single-line company signature in the footer. */
.footer-brand{min-width:0;container-type:inline-size}
.footer-brand .brand{font-size:14px;font-size:clamp(11px,4.9cqi,19px);gap:8px;letter-spacing:0;white-space:nowrap;max-width:100%}
.footer-brand .brand>span{white-space:nowrap;overflow-wrap:normal;line-height:1.4}
.footer-brand .brand img{width:28px;width:clamp(24px,8cqi,32px);height:auto;flex-shrink:0}

/* Footer company signature and gratitude statement. */
.footer-brand .brand{font-size:clamp(12px,5.6cqi,23px);gap:clamp(6px,2cqi,10px)}
.footer-brand .brand img{width:clamp(28px,9.2cqi,38px);height:auto}
.footer-brand .gratitude{display:flex;justify-content:space-between;width:min(100%,360px);margin:clamp(30px,10cqi,48px) 0 0;padding:0 4px;color:var(--ink);font-size:clamp(26px,9cqi,36px);font-weight:500;line-height:1.4}

/* Match the footer company signature and values to the contact heading. */
.footer-inner{--footer-heading-size:19px;grid-template-columns:minmax(350px,1.2fr) minmax(0,1fr) minmax(0,1.2fr)}
.footer-inner h2,.footer-brand .brand,.footer-brand .gratitude{font-size:var(--footer-heading-size);font-weight:600}
.footer-brand .brand img{width:32px;height:auto}
.footer-brand .gratitude{display:block;width:auto;padding:0;letter-spacing:0;line-height:1.4;margin-top:30px}
@media(min-width:561px) and (max-width:1000px){.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:560px){.footer-inner{--footer-heading-size:18px;grid-template-columns:1fr}.footer-brand .brand{gap:6px}.footer-brand .brand img{width:27px}.footer-brand .gratitude{margin-top:24px}}
@media(max-width:390px){.footer-inner{--footer-heading-size:16px}.footer-brand .brand{gap:5px}.footer-brand .brand img{width:24px}}