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label{display:block;font-size:12px;font-weight:750;margin-bottom:15px}.booking-form input,.booking-form select,.booking-form textarea{display:block;width:100%;margin-top:7px;border:1px solid #d7e0ec;border-radius:11px;padding:12px;background:#fff;outline:none}.booking-form input:focus,.booking-form select:focus,.booking-form textarea:focus{border-color:#6ba3ff;box-shadow:0 0 0 3px #e8f1ff}.booking-form textarea{min-height:120px;resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.submit{border:0;cursor:pointer}.form-tip{display:block;color:#909baa;margin-top:12px}.notice,.error{padding:12px;border-radius:10px;margin-bottom:16px;font-size:12px}.notice{background:#e9f8ee;color:#267942}.error{background:#fff0f0;color:#bd3535}.security-principles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.security-principles article{padding:26px;border:1px solid var(--line);border-radius:20px}.security-principles b{color:#a4bce1}.security-principles p{color:var(--muted);font-size:12px;line-height:1.7}.prose-block{max-width:850px;margin:80px auto 0}.prose-block h2{margin-top:45px}.prose-block p{color:var(--muted);line-height:1.95}
/* FOOTER */.site-footer{padding:65px 0 24px;background:#07101f;color:#8d9aad}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:50px}.site-footer .site-brand{color:#fff}.footer-brand p{line-height:1.8}.footer-grid>div>b{display:block;color:#fff;margin-bottom:16px}.footer-grid>div>a{display:block;font-size:12px;margin:10px 0}.footer-grid>div>a:hover{color:#fff}.footer-bottom{border-top:1px solid #17253a;margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;font-size:10px}
@media(max-width:1250px){.hero-layout{grid-template-columns:185px 1fr}.hero-right{display:none}.hero-stage{grid-template-columns:1fr 220px 300px}.wrap-wide{width:min(1180px,calc(100% - 28px))}.side-console{height:770px}}
@media(max-width:1024px){.header-inner{width:calc(100% - 32px);gap:18px}.site-nav{gap:16px}.hero-layout{display:block}.side-console{display:none}.home-hero{min-height:auto;padding-bottom:40px}.hero-stage{height:auto;min-height:420px}.hero-center{max-width:900px;margin:auto}.hero-search{margin-right:0;margin-left:auto}.portal-grid{grid-template-columns:repeat(2,1fr)}.story-grid,.inner-grid,.booking-grid{gap:45px}.ai-cards{grid-template-columns:repeat(2,1fr)}.detail-grid{grid-template-columns:repeat(2,1fr)}.pill-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.site-header,.home .site-header{position:sticky;background:rgba(255,255,255,.94);color:var(--ink);border-bottom:1px solid var(--line)}.header-inner{height:64px}.site-brand strong{font-size:16px}.header-cta{display:none}.nav-toggle-label{display:grid;width:34px;height:34px;margin-left:auto;align-content:center;gap:5px;cursor:pointer}.nav-toggle-label i{height:2px;background:currentColor;border-radius:2px}.site-nav{position:absolute;top:64px;left:0;right:0;background:rgba(255,255,255,.98);display:none;padding:10px 20px 18px;border-bottom:1px solid var(--line);box-shadow:0 15px 30px rgba(20,40,70,.08)}.nav-toggle:checked~.site-nav{display:grid}.site-nav a{padding:12px 4px;color:var(--ink)}.site-nav a:after{display:none}.home-hero{padding-top:28px}.hero-search{width:100%}.hero-stage{grid-template-columns:1fr 210px}.reminder-panel{grid-column:1/3}.hero-copy h1{font-size:36px}.portal-grid{grid-template-columns:1fr 1fr}.feature-strip{grid-template-columns:1fr 1fr}.feature-strip div:nth-child(2){border-right:0}.story-grid,.story-grid.reverse,.inner-grid,.booking-grid{grid-template-columns:1fr}.story-grid.reverse>div:first-child{order:0}.story-grid{gap:45px}.inner-hero{padding:75px 0}.inner-hero h1{font-size:43px}.device-show{padding:20px 0}.detail-grid,.detail-grid.three{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.cap-grid{grid-template-columns:80px 1fr}.pill-grid{grid-template-columns:1fr 1fr}.vision-grid,.security-principles{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.footer-bottom{gap:15px;flex-direction:column}.relationship{flex-direction:column}.relationship div{width:100%}}
@media(max-width:560px){.wrap{width:calc(100% - 32px)}.wrap-wide{width:calc(100% - 20px)}.home-hero{padding-top:20px}.hero-stage{display:block}.hero-copy{padding:30px 4px}.hero-copy h1{font-size:31px}.device-scene{display:none}.reminder-panel{margin-top:15px}.hero-actions{flex-wrap:wrap}.portal-grid{grid-template-columns:1fr}.portal-grid a{height:128px}.ai-input small{display:none}.intro-section,.content-section,.story-section,.memory-section,.conversation-section,.ai-section,.dark-section,.spec-section{padding:70px 0}.intro-section h2,.section-title h2,.story-grid h2,.booking-grid h2{font-size:30px}.feature-strip{grid-template-columns:1fr}.feature-strip div{border-right:0;border-bottom:1px solid var(--line)}.feature-strip div:last-child{border:0}.story-visual,.memory-wall{height:300px}.ai-cards,.detail-grid,.detail-grid.three,.vision-grid,.security-principles{grid-template-columns:1fr}.inner-hero h1{font-size:36px}.inner-hero.compact{padding:60px 0}.steps{grid-template-columns:1fr}.cap-grid{grid-template-columns:1fr;gap:10px}.cap-num{font-size:45px}.pill-grid{grid-template-columns:1fr 1fr}.spec-table div{grid-template-columns:1fr;gap:7px}.form-row{grid-template-columns:1fr}.booking-form{padding:22px}.direction-grid{grid-template-columns:1fr}.home-cta .wrap{display:block}.home-cta a{display:inline-block;margin-top:15px}.home-cta h2{font-size:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.agent-orb.big{width:210px;height:230px}.chat-bubble{position:relative;right:auto;bottom:auto;margin:-10px auto 0}.relationship{gap:12px}}
/* V5 cinematic product storytelling */
.product-cinema{height:230vh;background:#f5f5f7;position:relative}.cinema-sticky{height:100vh;position:sticky;top:0;overflow:hidden;display:grid;place-items:center}.cinema-copy{position:absolute;z-index:2;left:max(6vw,32px);top:13vh;max-width:470px}.cinema-copy h2{font-size:clamp(42px,5.2vw,78px);letter-spacing:-3px;line-height:1.02;margin:16px 0}.cinema-copy p{color:#6e6e73;line-height:1.8;max-width:410px}.box-stage{width:min(760px,60vw);height:520px;margin-left:27vw;display:grid;place-items:center;perspective:1300px}.qkbox-3d{width:430px;height:170px;position:relative;transform-style:preserve-3d;transition:transform .08s linear}.box-front{position:absolute;inset:0;border-radius:28px;background:linear-gradient(180deg,#30343a,#0b0d10 72%,#171a1f);box-shadow:0 35px 70px rgba(0,0,0,.32),inset 0 1px rgba(255,255,255,.2);display:grid;place-items:center;color:white;transform:translateZ(58px)}.box-front b{font-size:25px;letter-spacing:5px}.box-front i{position:absolute;right:34px;bottom:32px;width:8px;height:8px;border-radius:50%;background:#2181ff;box-shadow:0 0 18px #2181ff}.box-top{position:absolute;width:430px;height:116px;top:-58px;transform:rotateX(90deg) translateZ(-1px);background:linear-gradient(145deg,#3a3f46,#15181d);border-radius:24px}.box-side{position:absolute;width:116px;height:170px;right:-58px;transform:rotateY(90deg);background:linear-gradient(90deg,#15181d,#08090b);border-radius:18px}.box-shadow{width:440px;height:70px;background:rgba(0,0,0,.22);filter:blur(28px);border-radius:50%;transform:translateY(95px)}.cinema-stat{position:absolute;opacity:calc((var(--cinema-progress,0) - .12) * 2.5);transition:.15s;max-width:240px}.cinema-stat b,.cinema-stat span{display:block}.cinema-stat b{font-size:22px}.cinema-stat span{font-size:12px;color:#6e6e73;margin-top:8px;line-height:1.6}.cinema-stat.s1{left:7vw;bottom:15vh}.cinema-stat.s2{right:8vw;top:18vh}.cinema-stat.s3{right:8vw;bottom:14vh}.home-highlights{padding:120px 0;background:#fff}.highlight-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:45px}.highlight-rail article{min-height:330px;padding:35px;border-radius:30px;background:#f5f5f7;display:flex;flex-direction:column}.highlight-rail article:nth-child(2){background:#0b1220;color:#fff}.highlight-rail span{font-size:12px;color:#777}.highlight-rail h3{font-size:27px;line-height:1.25;margin-top:auto}.highlight-rail p{font-size:13px;line-height:1.75;color:#777}.home-news{padding:110px 0;background:#f5f7fa}.news-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:35px}.news-heading h2{font-size:44px;margin:8px 0 0}.news-heading>a{font-size:13px;color:var(--blue);font-weight:800}.home-news-grid,.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.home-news-grid>a,.news-grid article{background:#fff;border-radius:22px;padding:28px;border:1px solid #e7ebf1;min-height:260px;transition:.25s}.home-news-grid>a:hover,.news-grid article:hover{transform:translateY(-5px);box-shadow:0 20px 50px rgba(28,45,70,.08)}.home-news-grid time{font-size:11px;color:#8b96a5}.home-news-grid b{display:block;color:var(--blue);font-size:11px;margin-top:35px}.home-news-grid h3,.news-grid h3{font-size:21px;line-height:1.45}.home-news-grid p,.news-grid p{font-size:12px;color:#738095;line-height:1.7}.news-feature{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center;margin-bottom:60px}.news-feature h2{font-size:42px}.news-feature p{color:var(--muted);line-height:1.8}.news-visual,.article-cover{background:linear-gradient(135deg,#07172e,#1e5ba9);color:#fff;border-radius:28px;min-height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center}.news-visual b,.article-cover b{font-size:38px;letter-spacing:6px}.news-visual span,.article-cover small{letter-spacing:5px;margin-top:10px}.news-meta{display:flex;gap:12px;align-items:center;font-size:11px;color:#8b96a5}.news-meta span{color:var(--blue);font-weight:800}.news-grid article a{font-size:12px;color:var(--blue);font-weight:800}.article-page{padding-top:130px;padding-bottom:110px;max-width:900px}.article-page h1{font-size:48px;line-height:1.15}.article-lead{font-size:18px;color:#6e7888;line-height:1.8}.article-cover{margin:45px 0}.article-body{font-size:16px;line-height:2;color:#475569;margin-bottom:45px}
@media(max-width:820px){.product-cinema{height:auto;padding:85px 0}.cinema-sticky{height:auto;position:relative;display:block;padding:0 20px}.cinema-copy{position:relative;left:auto;top:auto;max-width:none}.cinema-copy h2{font-size:42px;letter-spacing:-2px}.box-stage{width:100%;height:330px;margin:25px 0 0;perspective:900px}.qkbox-3d{width:290px;height:115px;transform:rotateX(54deg) rotateZ(-22deg) rotateY(-12deg) scale(.88)!important}.box-front{border-radius:20px;transform:translateZ(38px)}.box-front b{font-size:17px}.box-top{width:290px;height:76px;top:-38px}.box-side{width:76px;height:115px;right:-38px}.box-shadow{width:280px}.cinema-stat{position:relative;left:auto!important;right:auto!important;top:auto!important;bottom:auto!important;opacity:1;display:inline-block;width:32%;vertical-align:top;padding:10px}.cinema-stat b{font-size:15px}.highlight-rail{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}.highlight-rail article{min-width:82vw;scroll-snap-align:start}.home-news-grid,.news-grid{grid-template-columns:1fr 1fr}.news-feature{grid-template-columns:1fr}.article-page h1{font-size:38px}}
@media(max-width:560px){.site-header{height:58px}.header-inner{height:58px;width:calc(100% - 24px)}.site-brand small{display:none}.site-brand strong{font-size:15px}.brand-mark{width:31px;height:31px}.site-nav{top:58px;height:calc(100vh - 58px);padding:18px 22px}.site-nav a{font-size:18px;padding:15px 4px;border-bottom:1px solid #edf0f4}.cinema-copy h2{font-size:36px}.cinema-stat{width:100%;display:block;border-top:1px solid #ddd;padding:14px 0}.home-highlights,.home-news{padding:75px 0}.news-heading h2{font-size:34px}.news-heading{align-items:start}.home-news-grid,.news-grid{grid-template-columns:1fr}.home-news-grid>a{min-height:220px}.news-feature h2{font-size:32px}.news-visual{min-height:230px}.article-page{padding-top:90px}.article-page h1{font-size:32px}.article-cover{min-height:230px}.article-cover b{font-size:26px}}

/* V6 — product narrative, remote agent, private knowledge */
.knowledge-section{padding:130px 0;background:#050912;color:#fff;overflow:hidden}.knowledge-flow{display:grid;grid-template-columns:1fr 1.15fr;gap:72px;align-items:center}.knowledge-section h2,.remote-section h2,.hardware-story h2{font-size:clamp(40px,5vw,76px);line-height:1.08;letter-spacing:-.045em;margin:14px 0 24px}.knowledge-section p,.remote-section p,.hardware-story p{font-size:18px;line-height:1.9;opacity:.72}.knowledge-viz{position:relative;min-height:540px}.knowledge-core{position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:210px;height:210px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#65a5ff,#1769ff 44%,#08265e 75%,#030713);box-shadow:0 0 90px rgba(43,119,255,.42)}.knowledge-core strong{font-size:58px}.knowledge-core small{position:absolute;bottom:44px;font-weight:700;letter-spacing:.16em}.knowledge-node{position:absolute;padding:16px 20px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.07);backdrop-filter:blur(16px);border-radius:18px;box-shadow:0 20px 50px rgba(0,0,0,.22)}.knowledge-node b{display:block;margin-bottom:4px}.knowledge-node span{font-size:13px;opacity:.62}.kn1{left:2%;top:8%}.kn2{right:2%;top:14%}.kn3{left:0;bottom:18%}.kn4{right:0;bottom:10%}.kn5{left:37%;bottom:0}.knowledge-ring{position:absolute;inset:58px;border:1px solid rgba(83,143,255,.22);border-radius:50%;animation:ringSpin 22s linear infinite}@keyframes ringSpin{to{transform:rotate(360deg)}}
.remote-section{padding:140px 0;background:linear-gradient(180deg,#f5f8fc,#fff)}.remote-stage{display:grid;grid-template-columns:.8fr 1.1fr .8fr;align-items:center;gap:36px;margin-top:70px}.phone-shell{width:min(300px,100%);aspect-ratio:.52;margin:auto;background:#11151b;border:7px solid #111;border-radius:42px;padding:18px 14px;box-shadow:0 35px 70px rgba(18,31,51,.2)}.phone-screen{height:100%;border-radius:30px;background:linear-gradient(180deg,#edf5ff,#fff);padding:26px 16px;display:flex;flex-direction:column;gap:14px}.phone-screen .mini-agent{width:56px;height:56px;border-radius:18px;background:#2476ff;color:#fff;display:grid;place-items:center;font-size:25px;font-weight:800}.phone-screen .bubble{padding:12px 14px;border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(30,60,100,.08);font-size:13px;line-height:1.6}.phone-screen .bubble.me{background:#2376ff;color:#fff;margin-left:18px}.remote-link{text-align:center;position:relative}.remote-link:before,.remote-link:after{content:"";position:absolute;top:50%;width:35%;height:1px;background:linear-gradient(90deg,transparent,#2a79ff)}.remote-link:before{left:0}.remote-link:after{right:0;transform:scaleX(-1)}.remote-link b{display:inline-grid;place-items:center;width:92px;height:92px;border-radius:50%;background:#fff;color:#1d70ff;box-shadow:0 18px 50px rgba(34,110,255,.18);font-size:28px}.remote-link span{display:block;margin-top:20px;color:#60708a;font-size:14px}.remote-box{text-align:center}.remote-box .device-large{margin:auto}.remote-box h3{font-size:26px;margin:30px 0 8px}.remote-scenarios{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:64px}.remote-scenarios article{padding:28px;border-radius:24px;background:#fff;border:1px solid #e6edf7;box-shadow:0 14px 40px rgba(30,60,100,.06)}.remote-scenarios b{display:block;font-size:19px;margin-bottom:8px}.remote-scenarios p{font-size:14px;color:#69788d;line-height:1.7;margin:0}
.hardware-story{padding:130px 0;background:#fff}.hardware-intro{text-align:center;max-width:900px;margin:auto}.hardware-device{height:520px;display:grid;place-items:center;perspective:1200px}.hardware-device .qkbox-3d{transform:rotateX(58deg) rotateZ(-24deg) rotateY(-12deg) scale(1.25)}.hardware-specs{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.hardware-specs div{padding:28px;border-top:1px solid #dce4ef}.hardware-specs b{font-size:32px;display:block;margin-bottom:6px}.hardware-specs span{color:#68778b;line-height:1.6}.spec-note{font-size:12px;color:#8793a3;margin-top:24px}.product-spec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid #dfe6ef;margin-top:50px}.product-spec-grid>div{padding:32px 0;border-bottom:1px solid #dfe6ef;display:grid;grid-template-columns:190px 1fr;gap:30px}.product-spec-grid b{font-size:19px}.product-spec-grid span{color:#60708a;line-height:1.8}.privacy-callout{margin-top:42px;padding:24px 28px;border-radius:20px;background:#f4f7fb;color:#52627a;font-size:14px;line-height:1.8}
@media(max-width:900px){.knowledge-flow{grid-template-columns:1fr;gap:30px}.knowledge-viz{min-height:420px}.remote-stage{grid-template-columns:1fr;gap:38px}.remote-link:before,.remote-link:after{display:none}.remote-scenarios{grid-template-columns:1fr}.hardware-device{height:360px;overflow:hidden}.hardware-specs{grid-template-columns:1fr 1fr}.product-spec-grid>div{grid-template-columns:1fr;gap:8px}.knowledge-section,.remote-section,.hardware-story{padding:86px 0}.knowledge-section h2,.remote-section h2,.hardware-story h2{font-size:42px}}
@media(max-width:560px){.hardware-specs{grid-template-columns:1fr}.knowledge-viz{min-height:370px}.knowledge-core{width:150px;height:150px}.knowledge-core strong{font-size:42px}.knowledge-node{padding:11px 13px;font-size:12px}.knowledge-ring{inset:50px}.phone-shell{width:245px}.remote-section,.knowledge-section,.hardware-story{padding:68px 0}.remote-scenarios{margin-top:42px}.hardware-device{height:300px}.hardware-device .qkbox-3d{transform:rotateX(58deg) rotateZ(-24deg) rotateY(-12deg) scale(.9)}}
/* V8 homepage managed story carousel */
.story-carousel{position:relative;background:#05080d;color:#fff;overflow:hidden}.story-track{position:relative;min-height:720px}.story-slide{position:absolute;inset:0;display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);align-items:center;gap:5vw;padding:8vw max(6vw,calc((100vw - 1380px)/2));opacity:0;transform:scale(1.025);pointer-events:none;transition:opacity .7s ease,transform 1.1s cubic-bezier(.2,.7,.2,1);background:radial-gradient(circle at 75% 35%,rgba(55,126,255,.22),transparent 30%),linear-gradient(135deg,#06090f,#111827)}.story-slide.is-active{opacity:1;transform:scale(1);pointer-events:auto}.story-slide-copy span{font-size:12px;letter-spacing:.22em;color:#82adff;font-weight:800}.story-slide-copy h2{font-size:clamp(38px,5vw,76px);line-height:1.03;letter-spacing:-.055em;margin:20px 0}.story-slide-copy p{max-width:650px;font-size:17px;line-height:1.9;color:#aeb9c9}.story-slide-copy a{display:inline-flex;margin-top:22px;color:#fff;font-weight:800}.story-slide-device{height:430px;display:grid;place-items:center;position:relative;perspective:1200px}.story-slide-device .qkbox-3d{transform:rotateX(58deg) rotateZ(-28deg) scale(1.3)}.slide-orb{position:absolute;right:12%;top:16%;width:84px;height:84px;border-radius:50%;display:grid;place-items:center;font-size:30px;font-weight:900;background:rgba(45,112,255,.2);border:1px solid rgba(128,174,255,.45);box-shadow:0 0 70px rgba(45,112,255,.35);backdrop-filter:blur(16px)}.story-dots{position:absolute;z-index:3;bottom:36px;left:50%;transform:translateX(-50%);display:flex;gap:9px}.story-dots button{width:34px;height:4px;border:0;border-radius:4px;background:rgba(255,255,255,.25);padding:0;cursor:pointer;transition:.3s}.story-dots button.on{width:64px;background:#fff}@media(max-width:760px){.story-track{min-height:680px}.story-slide{grid-template-columns:1fr;padding:100px 22px 80px;align-content:center;gap:15px}.story-slide-copy h2{font-size:42px}.story-slide-copy p{font-size:14px}.story-slide-device{height:230px}.story-slide-device .qkbox-3d{transform:rotateX(58deg) rotateZ(-28deg) scale(.85)}.slide-orb{width:58px;height:58px;font-size:22px;right:16%;top:4%}}
/* V9 — dedicated mobile experience. Desktop and mobile share CMS data, not layout. */
.mobile-home{display:none}
@media(max-width:700px){
 html,body{max-width:100%;overflow-x:hidden;background:#07090d}body{font-size:16px}.wrap,.wrap-wide{width:calc(100% - 32px)}
 .site-header{position:fixed!important;top:0!important;width:100%;height:62px!important;background:rgba(8,10,14,.82)!important;color:#fff!important;border-bottom:1px solid rgba(255,255,255,.08)!important;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
 .header-inner{width:100%;height:62px;padding:0 16px;gap:10px}.site-brand{gap:8px}.brand-mark{width:30px;height:30px;font-size:13px}.site-brand strong{font-size:16px;letter-spacing:1px}.site-brand small{display:block;font-size:6px;letter-spacing:1.5px}.header-cta{display:none}
 .nav-toggle-label{display:flex!important;margin-left:auto;width:40px;height:40px;border-radius:50%;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:rgba(255,255,255,.08);position:relative;z-index:102}.nav-toggle-label i{display:block;width:18px;height:1.5px;background:#fff;transition:.25s}.nav-toggle{position:absolute;opacity:0;pointer-events:none}
 .site-nav{position:fixed!important;display:flex!important;flex-direction:column;align-items:stretch;gap:0;top:62px!important;left:0;right:0;width:100%;height:calc(100dvh - 62px)!important;padding:20px 20px 40px!important;background:rgba(7,9,13,.98)!important;color:#fff;transform:translateX(105%);transition:transform .32s ease;margin:0!important;overflow:auto;z-index:101}.site-nav a{font-size:22px!important;font-weight:700;padding:18px 4px!important;border-bottom:1px solid rgba(255,255,255,.1)!important}.site-nav a:after{display:none}.nav-toggle:checked~.site-nav{transform:translateX(0)}.nav-toggle:checked+.nav-toggle-label i:nth-child(1){transform:translateY(6.5px) rotate(45deg)}.nav-toggle:checked+.nav-toggle-label i:nth-child(2){opacity:0}.nav-toggle:checked+.nav-toggle-label i:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
 .mobile-home{display:block;color:#fff;padding-top:62px}.mobile-home~.home-hero,.mobile-home~.story-carousel,.mobile-home~.intro-section,.mobile-home~.product-cinema,.mobile-home~.home-highlights,.mobile-home~.story-section,.mobile-home~.ai-section,.mobile-home~.memory-section,.mobile-home~.knowledge-section,.mobile-home~.remote-section,.mobile-home~.hardware-story,.mobile-home~.home-news,.mobile-home~.home-cta{display:none!important}
 .m-hero{min-height:calc(100svh - 62px);padding:58px 22px 24px;position:relative;background:radial-gradient(circle at 70% 22%,rgba(42,119,255,.22),transparent 32%),radial-gradient(circle at 40% 80%,rgba(191,112,69,.22),transparent 35%),#080b11;display:flex;flex-direction:column}.m-kicker,.m-label{font-size:11px;letter-spacing:.2em;font-weight:800;color:#5b9aff}.m-hero h1{font-size:clamp(38px,11vw,56px);line-height:1.08;letter-spacing:-.055em;margin:18px 0 18px;font-weight:500}.m-hero h1 strong{font-weight:850}.m-hero p,.m-section>p{font-size:15px;line-height:1.8;color:#aab4c3;margin:0}.m-actions{display:flex;gap:10px;margin:26px 0 10px}.m-actions a{font-size:13px;padding:12px 15px;border-radius:24px;background:#2477ff;color:#fff}.m-actions a+ a{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}
 .m-device-wrap{height:220px;position:relative;display:grid;place-items:center;margin-top:auto;perspective:800px}.m-device{width:min(82vw,340px);height:112px;border-radius:22px;background:linear-gradient(180deg,#2a2e35 0%,#111318 46%,#06070a 100%);box-shadow:0 34px 60px rgba(0,0,0,.55),inset 0 1px rgba(255,255,255,.17);display:grid;place-items:center;position:relative;transform:rotateX(54deg) rotateZ(-8deg);animation:mBoxIn 1.2s cubic-bezier(.2,.8,.2,1) both}.m-device span{font-size:16px;font-weight:800;letter-spacing:.12em}.m-device i{position:absolute;width:7px;height:7px;border-radius:50%;background:#2581ff;box-shadow:0 0 14px #2581ff;right:24px;bottom:22px}.m-device-glow{position:absolute;width:72%;height:28px;bottom:32px;border-radius:50%;background:rgba(43,119,255,.2);filter:blur(20px)}@keyframes mBoxIn{from{opacity:0;transform:translateY(70px) scale(.72) rotateX(64deg) rotateZ(-14deg)}to{opacity:1;transform:translateY(0) scale(1) rotateX(54deg) rotateZ(-8deg)}}.m-scroll{text-align:center;font-size:11px;color:#6f7d91;padding:4px}.m-scroll b{display:block;font-size:18px;margin-top:4px}
 .m-pillbar{display:flex;gap:8px;overflow:auto;padding:16px;background:#0d1118;border-top:1px solid rgba(255,255,255,.06);scrollbar-width:none}.m-pillbar::-webkit-scrollbar{display:none}.m-pillbar span{white-space:nowrap;padding:9px 13px;border:1px solid rgba(255,255,255,.1);border-radius:20px;color:#cbd3de;font-size:12px}
 .m-section{padding:88px 22px;overflow:hidden}.m-section h2,.m-final h2{font-size:clamp(34px,9vw,48px);line-height:1.12;letter-spacing:-.05em;margin:15px 0 20px}.m-dark{background:#05070b}.m-light{background:#f5f7fb;color:#101827}.m-light>p{color:#637086}.m-remote{background:linear-gradient(180deg,#0c1423,#0a0d13)}.m-product{background:#fff;color:#101827}.m-product>p{color:#637086}
 .m-chat{margin-top:38px;padding:18px;border-radius:28px;background:#10151e;border:1px solid rgba(255,255,255,.08)}.m-avatar{width:48px;height:48px;border-radius:16px;background:#2477ff;display:grid;place-items:center;font-weight:900;font-size:20px;margin-bottom:14px}.m-bubble{max-width:88%;padding:12px 14px;border-radius:17px 17px 17px 5px;background:#1a2230;color:#dce4ef;font-size:13px;line-height:1.6;margin:9px 0}.m-bubble.me{margin-left:auto;border-radius:17px 17px 5px 17px;background:#2477ff;color:#fff}
 .m-phone{width:min(86vw,330px);margin:40px auto 0;border:7px solid #16191f;border-radius:40px;background:#f3f6fb;color:#172033;padding:28px 16px 18px;min-height:500px;box-shadow:0 35px 80px rgba(0,0,0,.35);position:relative}.m-notch{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:88px;height:20px;border-radius:12px;background:#16191f}.m-phone-head{margin:18px 0 30px}.m-phone-head b,.m-phone-head small{display:block}.m-phone-head b{font-size:22px}.m-phone-head small{font-size:11px;color:#3a9c62;margin-top:4px}.m-phone .m-bubble{background:#fff;color:#263247;box-shadow:0 6px 20px rgba(28,46,75,.08)}.m-phone .m-bubble.me{background:#2477ff;color:#fff}.m-result{margin-top:22px;padding:15px;border-radius:16px;background:#e8f1ff;color:#1766d9;font-size:13px;font-weight:800}.m-result span{float:right}
 .m-knowledge{margin-top:38px;display:grid;grid-template-columns:1fr 1fr;gap:10px;position:relative;padding-bottom:105px}.m-knowledge div{min-height:105px;padding:16px;border-radius:20px;background:#fff;box-shadow:0 12px 30px rgba(27,47,76,.07);font-size:14px;font-weight:800}.m-knowledge small{display:block;color:#7d899b;font-size:10px;font-weight:500;margin-top:8px}.m-knowledge strong{position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:82px;height:82px;border-radius:50%;display:grid;place-items:center;background:#2477ff;color:#fff;font-size:30px;box-shadow:0 15px 40px rgba(36,119,255,.3)}
 .m-device-wrap.product{height:260px;margin:20px 0}.m-product .m-device{color:#fff}.m-specs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #e1e6ee}.m-specs div{padding:20px 6px;border-bottom:1px solid #e1e6ee}.m-specs div:nth-child(odd){border-right:1px solid #e1e6ee}.m-specs b,.m-specs small{display:block}.m-specs b{font-size:22px}.m-specs small{font-size:11px;color:#778397;margin-top:5px}.m-more{display:inline-block;margin-top:26px;color:#2477ff;font-size:14px;font-weight:800}
 .m-news{background:#f5f7fb;color:#101827}.m-news>a:not(.m-more){display:grid;grid-template-columns:72px 1fr 18px;gap:10px;align-items:center;padding:20px 0;border-bottom:1px solid #dce3ed}.m-news time{font-size:10px;color:#8290a4}.m-news b{font-size:15px;line-height:1.45}.m-news>a span{color:#2477ff}.m-final{padding:90px 22px 110px;background:radial-gradient(circle at 80% 20%,rgba(39,120,255,.28),transparent 38%),#06090e}.m-final>span{font-size:11px;letter-spacing:.2em;color:#6da2ff}.m-final a{display:inline-flex;margin-top:16px;background:#2477ff;color:#fff;padding:14px 24px;border-radius:28px;font-weight:800}
 footer{background:#05070b!important;color:#fff}.footer-grid{grid-template-columns:1fr!important;gap:24px!important}.footer-grid>div:not(:first-child){display:none}.footer-bottom{font-size:10px!important;line-height:1.6}
}
/* V11 — set-top-box identity */
.qkbox-3d{border-radius:34px!important}.box-front{border-radius:0 0 25px 25px!important;background:linear-gradient(180deg,#292c31,#090a0c)!important}.box-top{border-radius:30px!important;background:linear-gradient(145deg,#4a4e54,#15171a 72%)!important}.box-front:after{content:"";position:absolute;left:16px;right:16px;bottom:10px;height:2px;background:linear-gradient(90deg,transparent,#b68a43,#e6c575,#b68a43,transparent);opacity:.7}.hardware-intro h2:after{content:"电视机顶盒形态 · 常驻客厅 · 连接家庭 AI";display:block;margin-top:18px;font-size:13px;letter-spacing:.08em;color:#758297;font-weight:500}
.livingroom-section{padding:130px 0;background:linear-gradient(135deg,#07130f,#0a2019);color:#fff}.livingroom-section .section-title p{color:#9fb5ad}.livingroom-stage{margin-top:60px;display:grid;grid-template-columns:1.6fr .7fr;gap:45px;align-items:end}.living-tv{aspect-ratio:16/9;border:12px solid #171a1e;border-radius:22px;background:#050908;padding:10px;box-shadow:0 45px 90px #0008}.living-tv>div{height:100%;padding:8%;display:flex;flex-direction:column;justify-content:center;background:radial-gradient(circle at 25% 45%,#155247,#071915 46%,#06100d);border-radius:10px}.living-tv strong{font-size:clamp(30px,4vw,58px)}.living-tv span{color:#91b6aa;margin-top:10px}.living-tv nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:35px}.living-tv i{font-style:normal;padding:20px;border-radius:15px;background:linear-gradient(135deg,#126cff,#27a37a);font-weight:800}.living-box{text-align:center}.living-box .device-large{width:280px;height:92px;border-radius:28px 28px 20px 20px;margin:auto;display:grid;place-items:center;box-shadow:0 30px 60px #000}.living-box small{display:block;color:#779187;margin-top:22px}@media(max-width:900px){.livingroom-stage{grid-template-columns:1fr}.living-box{margin-top:20px}.livingroom-section{padding:85px 0}}

/* V12 — cinematic set-top-box launch */
.stb-cinema{height:420vh;background:#030507;color:#fff;position:relative}.stb-cinema .cinema-sticky{height:100vh;position:sticky;top:0;overflow:hidden}.stb-cinema .cinema-copy{position:absolute;left:6vw;top:12vh;z-index:6;width:min(430px,32vw);transition:.45s;opacity:calc(1 - var(--stb-p,0)*1.8)}.stb-cinema .cinema-copy h2{font-size:clamp(38px,4vw,66px);line-height:1.06;margin:15px 0}.stb-cinema .cinema-copy p{color:#8995a6;line-height:1.8}.stb-stage{position:absolute;inset:0;perspective:1400px;display:grid;place-items:center}.stb-product{width:440px;height:150px;position:relative;transform-style:preserve-3d;transform:translate3d(0,90px,-520px) rotateX(58deg) rotateZ(-8deg);will-change:transform;z-index:4}.stb-top{position:absolute;inset:0;border-radius:42px;background:linear-gradient(145deg,#3c4148,#171a1f 68%,#0a0c0f);box-shadow:inset 0 1px rgba(255,255,255,.18);display:grid;place-items:center;transform:translateZ(25px)}.stb-top span{font-size:24px;font-weight:850;letter-spacing:.14em;color:#e7d4a7}.stb-front{position:absolute;left:20px;right:20px;height:44px;bottom:-18px;transform:rotateX(-90deg);transform-origin:top;background:linear-gradient(#1a1d22,#050608);border-radius:0 0 24px 24px}.stb-front:after{content:"";position:absolute;left:20px;right:20px;bottom:9px;height:2px;background:linear-gradient(90deg,transparent,#c29b56,#f1d99d,#c29b56,transparent)}.stb-front i{position:absolute;right:28px;top:14px;width:7px;height:7px;border-radius:50%;background:#2584ff;box-shadow:0 0 14px #2584ff}.stb-rear{position:absolute;left:20px;right:20px;height:44px;top:-18px;transform:rotateX(90deg);transform-origin:bottom;background:#090b0e;display:flex;align-items:center;justify-content:center;gap:16px;font-size:9px;color:#86909e}.stb-rear span{border:1px solid #3c434d;padding:5px 8px;border-radius:4px}.stb-shadow{position:absolute;width:420px;height:70px;border-radius:50%;background:#000;filter:blur(26px);opacity:.65;transform:translateY(150px)}.cinema-tv{position:absolute;width:min(720px,58vw);aspect-ratio:16/9;border:12px solid #17191d;border-radius:24px;background:#050807;opacity:0;transform:translateY(-80px) scale(.82);transition:.2s;box-shadow:0 40px 90px #000}.cinema-tv>div{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:radial-gradient(circle,#123b35,#06100e 62%)}.cinema-tv strong{font-size:clamp(28px,4vw,54px)}.cinema-tv small{color:#86a79f;margin-top:12px}.cable{position:absolute;opacity:0;padding:7px 10px;border:1px solid #334052;border-radius:20px;color:#8492a5;font-size:10px}.cable-hdmi{right:21%;bottom:25%}.cable-net{left:24%;bottom:25%}.xiaohe-awake{position:absolute;display:flex;flex-direction:column;align-items:center;opacity:0;transform:scale(.6);z-index:7}.xiaohe-awake b{width:110px;height:110px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#66b7ff,#1468f2 58%,#092c78);font-size:46px;box-shadow:0 0 80px #247cff88}.xiaohe-awake span{margin-top:16px;color:#a9caff}.cinema-chapter{position:absolute;z-index:8;width:280px;opacity:0;transform:translateY(25px);transition:.2s}.cinema-chapter em{font-style:normal;color:#438dff;font-size:11px;letter-spacing:.15em}.cinema-chapter b,.cinema-chapter span{display:block}.cinema-chapter b{font-size:22px;margin:8px 0}.cinema-chapter span{font-size:12px;line-height:1.7;color:#8793a4}.c1{left:7vw;bottom:12vh}.c2{right:7vw;bottom:12vh}.c3{right:7vw;top:15vh}@media(max-width:900px){.stb-cinema{display:none}}
/* V13 — hardware close-up + product narrative */
.product-detail-showcase{padding:150px 0 120px;background:linear-gradient(180deg,#f7f8fa,#fff);overflow:hidden}.detail-head{max-width:800px;margin:0 auto 80px;text-align:center}.detail-head h2{font-size:clamp(42px,5vw,76px);line-height:1.05;letter-spacing:-.055em;margin:18px 0 24px}.detail-head p{max-width:720px;margin:auto;color:#69768a;line-height:1.9}.detail-device-scene{height:600px;position:relative;perspective:1600px;display:grid;place-items:center}.detail-box{width:650px;height:215px;position:relative;transform-style:preserve-3d;transform:rotateX(57deg) rotateZ(-8deg);transition:transform .8s cubic-bezier(.2,.8,.2,1)}.detail-device-scene:hover .detail-box{transform:rotateX(48deg) rotateZ(-3deg) rotateY(-10deg) scale(1.04)}.detail-lid{position:absolute;inset:0;border-radius:58px;background:linear-gradient(145deg,#4c5057,#1b1e23 68%,#090a0c);box-shadow:0 65px 85px #17202a35,inset 0 1px #ffffff35;display:grid;place-items:center;transform:translateZ(36px)}.detail-lid b{font-size:31px;letter-spacing:.16em;color:#dfc58f}.detail-face,.detail-back{position:absolute;left:30px;right:30px;height:65px;background:#0a0c0f}.detail-face{bottom:-28px;transform-origin:top;transform:rotateX(-90deg);border-radius:0 0 32px 32px}.detail-face:after{content:"";position:absolute;left:30px;right:30px;bottom:12px;height:2px;background:linear-gradient(90deg,transparent,#a87e39,#f0d497,#a87e39,transparent)}.detail-face i{position:absolute;right:35px;top:20px;width:9px;height:9px;border-radius:50%;background:#2785ff;box-shadow:0 0 18px #2785ff}.detail-back{top:-28px;transform-origin:bottom;transform:rotateX(90deg);display:flex;align-items:center;justify-content:center;gap:20px}.detail-back span{font-size:11px;color:#9ba6b5;border:1px solid #39414d;border-radius:6px;padding:8px 12px}.port-note{position:absolute;width:235px;padding:18px 20px;border-radius:18px;background:#fff;box-shadow:0 18px 55px #23344d18;border:1px solid #e5e9ef}.port-note:before{content:"";position:absolute;height:1px;width:90px;background:#aeb8c6;top:50%}.port-note b,.port-note span{display:block}.port-note b{font-size:16px}.port-note span{font-size:11px;line-height:1.65;color:#758297;margin-top:6px}.pn1{left:0;top:90px}.pn1:before,.pn3:before{left:100%}.pn2{right:0;top:155px}.pn2:before{right:100%}.pn3{left:5%;bottom:40px}.detail-disclaimer{text-align:center;font-size:11px;color:#9aa4b1}.agent-flow{padding:125px 0;background:#07101b;color:#fff}.agent-flow .section-title{max-width:900px}.agent-flow .section-title h2{font-size:clamp(36px,4vw,62px);line-height:1.12}.flow-line{margin-top:70px;display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:20px;align-items:center}.flow-line article{min-height:210px;padding:28px;border:1px solid #233146;border-radius:26px;background:linear-gradient(145deg,#101c2b,#0a111c)}.flow-line em,.flow-line b,.flow-line span{display:block}.flow-line em{font-style:normal;color:#3c8cff;font-size:11px;letter-spacing:.16em}.flow-line b{font-size:22px;margin:28px 0 10px}.flow-line span{font-size:12px;color:#8796aa;line-height:1.7}.flow-line>i{font-style:normal;color:#377ff1;font-size:25px}
/* V15 — realistic hardware + local memory/proactive as product core */
.stb-cinema{background:linear-gradient(180deg,#e8f1fb 0%,#f7efe8 55%,#edf4fb 100%);color:#17263a}.stb-cinema .cinema-copy p,.cinema-chapter span{color:#66778c}.real-product{width:520px;height:270px;overflow:visible;transform:translate3d(0,90px,-520px) rotateX(8deg) rotateZ(-2deg)!important}.real-product>img{width:100%;height:100%;object-fit:cover;object-position:center 55%;border-radius:38px;box-shadow:0 35px 70px rgba(45,56,72,.25);display:block}.real-product .stb-rear{top:auto;bottom:-54px;left:45px;right:45px;transform:none;border-radius:0 0 18px 18px;background:#20252c}.stb-shadow{background:#637083;opacity:.18}.cinema-tv{border-color:#9baabd;background:#f7fbff;box-shadow:0 35px 75px rgba(58,75,99,.18)}.cinema-tv>div{background:radial-gradient(circle at 30% 35%,#d7e9ff,#f7eee8 68%);color:#17314e}.cinema-tv small{color:#6d8199}.cable{border-color:#b9c6d6;color:#63758b}.xiaohe-awake span{color:#3779c9}.detail-box.real-detail{width:650px;height:338px;transform:rotateX(4deg) rotateZ(-2deg)}.detail-device-scene:hover .detail-box.real-detail{transform:rotateX(1deg) rotateZ(0) scale(1.025)}.real-detail>img{width:100%;height:100%;object-fit:cover;object-position:center 55%;border-radius:48px;box-shadow:0 45px 80px rgba(43,58,78,.2)}.real-detail .detail-back{top:auto;bottom:-58px;transform:none;border-radius:0 0 22px 22px;background:#20252c}.agent-flow{background:linear-gradient(145deg,#e5effb,#f8f0e9);color:#17263a}.agent-flow .section-title p,.flow-line span{color:#6b7a8d}.flow-line article{border-color:#dce5ef;background:rgba(255,255,255,.72);box-shadow:0 15px 40px rgba(60,78,104,.07)}
.memory-first{padding:140px 0;background:radial-gradient(circle at 75% 10%,#d7e9ff,transparent 32%),linear-gradient(150deg,#f8f2ec,#edf4fb)}.memory-first-head{max-width:900px}.memory-first-head h2{font-size:clamp(44px,5vw,76px);line-height:1.08;letter-spacing:-.05em;margin:18px 0}.memory-first-head p{font-size:17px;line-height:2;color:#627287}.memory-timeline{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:14px;margin:70px 0}.memory-timeline article{padding:28px;border-radius:24px;background:rgba(255,255,255,.78);border:1px solid #fff;box-shadow:0 16px 45px rgba(59,78,103,.08)}.memory-timeline b,.memory-timeline span{display:block}.memory-timeline b{font-size:21px}.memory-timeline span{font-size:12px;color:#708095;margin-top:10px;line-height:1.6}.memory-timeline i{font-style:normal;color:#4288e9}.proactive-demo{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}.proactive-demo>div{padding:34px;border-radius:28px;background:rgba(255,255,255,.78);box-shadow:0 18px 50px rgba(59,78,103,.08)}.proactive-demo small{color:#3980df;font-weight:800}.proactive-demo strong{display:block;font-size:25px;margin:14px 0}.proactive-demo p{color:#6c7b8f;line-height:1.8;margin:0}

/* V16 — first boot / activation / personalized Xiaohe */
.first-boot{padding:140px 0;background:radial-gradient(circle at 85% 15%,#d9eaff 0,transparent 30%),linear-gradient(145deg,#f7f1eb,#edf5ff);color:#172338}.first-boot .section-title{max-width:900px}.first-boot .section-title h2{font-size:clamp(42px,5vw,76px);line-height:1.05;letter-spacing:-.05em}.boot-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:54px;align-items:center;margin-top:64px}.boot-steps{display:grid;gap:10px}.boot-steps article{display:grid;grid-template-columns:48px 130px 1fr;gap:14px;align-items:center;padding:19px 20px;border-radius:18px;border:1px solid rgba(72,102,140,.1);background:rgba(255,255,255,.46)}.boot-steps article.on{background:#fff;box-shadow:0 18px 45px rgba(54,83,120,.1)}.boot-steps em{font-style:normal;color:#3b80dc;font-size:11px;font-weight:900;letter-spacing:.12em}.boot-steps b{font-size:16px}.boot-steps span{color:#6a7a90;font-size:13px}.boot-screen{padding:52px;border-radius:34px;background:rgba(255,255,255,.68);border:1px solid rgba(255,255,255,.8);box-shadow:0 35px 80px rgba(55,78,108,.13)}.boot-orb{width:84px;height:84px;border-radius:26px;display:grid;place-items:center;background:linear-gradient(145deg,#80baff,#357be1);color:#fff;font-size:34px;font-weight:900;box-shadow:0 16px 40px rgba(52,125,226,.25)}.boot-screen>small{display:block;margin:25px 0 12px;color:#6b89ad}.boot-screen h3{font-size:36px;margin:0 0 14px}.boot-screen p{color:#5f7087;line-height:1.9}.boot-chips{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}.boot-chips span{padding:9px 12px;border-radius:999px;background:#edf5ff;color:#3972ba;font-size:12px}.boot-screen a{font-weight:800;color:#2874d8}@media(max-width:850px){.boot-grid{grid-template-columns:1fr}.boot-screen{padding:30px}.boot-steps article{grid-template-columns:40px 110px 1fr}}

/* V17 — long-term local memory + proactive interaction */
.year-memory-story{padding:120px 0;background:radial-gradient(circle at 8% 12%,#e0efff 0,transparent 32%),linear-gradient(145deg,#fffaf6,#eef6ff);color:#172338}.memory-timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:52px 0 32px}.memory-timeline article{min-height:210px;padding:28px;border:1px solid rgba(72,105,145,.12);border-radius:28px;background:rgba(255,255,255,.76);box-shadow:0 18px 50px rgba(55,78,108,.07)}.memory-timeline em{display:block;color:#397ed7;font-style:normal;font-size:11px;font-weight:900;letter-spacing:.12em}.memory-timeline b{display:block;margin:35px 0 12px;font-size:22px}.memory-timeline p{color:#66788d;line-height:1.75}.memory-timeline .active{background:linear-gradient(150deg,#fff,#eaf4ff);box-shadow:0 22px 65px rgba(57,126,215,.13)}.memory-loop{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;padding:20px;border-radius:22px;background:rgba(255,255,255,.62);border:1px solid rgba(72,105,145,.1)}.memory-loop span{font-weight:800}.memory-loop i{font-style:normal;color:#77a7df}.proactive-demo{padding:120px 0;background:#f8fbff;color:#172338}.proactive-demo-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.proactive-demo h2{font-size:54px;line-height:1.05;letter-spacing:-.045em;margin:16px 0 24px}.proactive-demo p{color:#65768b;line-height:1.8}.permission-note{margin-top:28px;padding:16px 18px;border-radius:16px;background:#edf5ff;color:#53708f;font-size:13px}.xiaohe-conversation{padding:30px;border-radius:34px;background:rgba(255,255,255,.9);box-shadow:0 28px 80px rgba(47,75,111,.12);border:1px solid #fff}.xiaohe-head{display:grid;grid-template-columns:52px 1fr;grid-template-rows:auto auto;column-gap:14px;align-items:center}.xiaohe-head>span{grid-row:1/3;width:52px;height:52px;border-radius:17px;display:grid;place-items:center;background:linear-gradient(145deg,#7db8ff,#397ddd);color:#fff;font-size:23px;font-weight:900}.xiaohe-head b{font-size:18px}.xiaohe-head small{color:#7b91aa}.bubble{max-width:86%;margin:22px 0 0;padding:17px 19px;border-radius:7px 20px 20px 20px;background:#edf5ff;line-height:1.7}.bubble.soft{margin-top:10px;background:#f7f1ec}.action-row{display:flex;gap:10px;margin-top:18px}.action-row button{border:0;border-radius:13px;padding:12px 18px;font-weight:800;background:#3d83df;color:#fff}.action-row button+button{background:#eef3f8;color:#62758b}.trace{margin-top:22px;padding-top:18px;border-top:1px solid #e7edf4;color:#8796a8;font-size:12px}.trace span{color:#397ed7}

/* V18 — make dormant data useful */
.data-alive{padding:130px 0;background:linear-gradient(180deg,#f8fbff 0,#fffaf6 100%);color:#172338}.data-alive-copy{max-width:860px}.data-alive-copy h2{font-size:66px;line-height:1.02;letter-spacing:-.05em;margin:18px 0 25px}.data-alive-copy p{max-width:760px;color:#65778c;line-height:1.9;font-size:17px}.data-alive-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr auto 1fr;gap:12px;align-items:center;margin:55px 0}.data-alive-flow article{min-height:160px;padding:22px;border-radius:24px;background:rgba(255,255,255,.78);border:1px solid rgba(74,105,143,.1);box-shadow:0 14px 40px rgba(55,78,108,.06)}.data-alive-flow article span{color:#3d83df;font-size:10px;font-weight:900}.data-alive-flow article b{display:block;margin:20px 0 7px;font-size:21px}.data-alive-flow article p{color:#718196;font-size:13px;line-height:1.65}.data-alive-flow>i{font-style:normal;color:#8cb5e4}.alive-example{display:grid;grid-template-columns:1fr 70px 1.35fr;align-items:center;padding:38px;border-radius:36px;background:rgba(255,255,255,.72);border:1px solid #fff;box-shadow:0 25px 70px rgba(54,77,108,.08)}.old-data,.living-data{padding:26px;border-radius:24px}.old-data{background:#f2f4f7;color:#7a8796}.living-data{background:linear-gradient(145deg,#edf6ff,#fff7ef)}.old-data small,.living-data small{display:block;margin-bottom:12px}.old-data b,.living-data b{display:block;font-size:20px;line-height:1.5}.old-data span,.living-data span{display:block;margin-top:9px;font-size:13px;line-height:1.7}.pulse{text-align:center;font-size:28px;color:#3d83df}.living-data button{margin:18px 8px 0 0;border:0;border-radius:12px;padding:11px 15px;background:#3d83df;color:#fff;font-weight:800}.living-data button+button{background:#fff;color:#64768b}

/* V19 — life scenarios */
.life-scenes{padding:125px 0;background:#f7fbff;color:#172338}.scene-feature{display:grid;grid-template-columns:1.05fr .75fr;gap:70px;align-items:center;margin-top:55px;padding:54px;border-radius:38px;background:linear-gradient(145deg,#fff8f2,#edf6ff);border:1px solid #fff;box-shadow:0 25px 80px rgba(53,78,110,.08)}.scene-person{color:#3d83df;font-size:11px;font-weight:900;letter-spacing:.12em}.scene-copy h3{font-size:44px;line-height:1.08;letter-spacing:-.04em;margin:15px 0 20px}.scene-copy>p{color:#68798e;line-height:1.8}.scene-copy ul{list-style:none;padding:0;margin:25px 0;display:grid;gap:9px}.scene-copy li{padding:11px 14px;border-radius:12px;background:rgba(255,255,255,.7);font-weight:750}.health-note{font-size:12px;line-height:1.7;color:#8491a1}.assistant-phone{padding:25px;border-radius:34px;background:#fff;box-shadow:0 25px 65px rgba(48,74,107,.13)}.assistant-top{display:grid;grid-template-columns:48px 1fr;grid-template-rows:auto auto;gap:0 12px;align-items:center}.assistant-top span{grid-row:1/3;width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(145deg,#7db8ff,#397ddd);color:#fff;font-weight:900;font-size:21px}.assistant-top small{color:#7a90aa}.assistant-date{margin:24px 0 10px;color:#8a98a8;font-size:12px}.assistant-msg{padding:19px;border-radius:18px;background:#edf6ff}.assistant-msg small{color:#3d83df}.assistant-msg strong{display:block;margin:10px 0;font-size:19px;line-height:1.5}.assistant-msg p{font-size:13px;line-height:1.7;color:#68798d}.assistant-actions{display:flex;gap:9px;margin-top:13px}.assistant-actions button{border:0;border-radius:12px;padding:11px 13px;background:#3d83df;color:#fff;font-weight:800}.assistant-actions button+button{background:#eef3f8;color:#62758b}.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-top:22px}.scene-grid article{padding:25px;border-radius:23px;background:#fff;border:1px solid #eaf0f6}.scene-grid span{font-size:25px}.scene-grid b{display:block;margin:18px 0 8px}.scene-grid p{font-size:13px;line-height:1.65;color:#738398}

/* V20 — work memory assistant */
.work-assistant{padding:125px 0;background:linear-gradient(180deg,#fff,#f3f8fe);color:#172338}.work-board{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:50px}.meeting-note,.week-assistant{padding:34px;border-radius:32px;background:#fff;border:1px solid #e9f0f6;box-shadow:0 22px 65px rgba(52,77,108,.08)}.note-head{display:flex;justify-content:space-between;color:#3d83df}.note-head small{color:#8292a5}.meeting-note h3{font-size:25px;margin:22px 0}.raw-note,.ai-extract{padding:19px;border-radius:18px;background:#f5f7fa}.raw-note p{color:#6d7d90;line-height:1.7}.ai-extract{margin-top:12px;background:#edf6ff}.ai-extract small{color:#3d83df}.ai-extract b{display:block;margin:9px 0 12px}.ai-extract ul{margin:0;padding-left:20px;line-height:2}.xa-head{display:grid;grid-template-columns:48px 1fr;grid-template-rows:auto auto;gap:0 12px;align-items:center}.xa-head span{grid-row:1/3;width:48px;height:48px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(145deg,#7db8ff,#397ddd);color:#fff;font-weight:900;font-size:21px}.xa-head small{color:#8091a4}.xa-msg{margin-top:20px;padding:15px 17px;border-radius:6px 18px 18px;background:#edf6ff;line-height:1.7}.xa-msg.soft{margin-top:8px;background:#fff5ed}.week-list{display:grid;gap:8px;margin-top:15px}.week-list span{display:flex;gap:14px;padding:12px 14px;border-radius:13px;background:#f6f8fb}.week-list i{width:34px;color:#3d83df;font-style:normal;font-size:10px}.xa-actions{display:flex;gap:9px;margin-top:16px}.xa-actions button{border:0;border-radius:12px;padding:11px 14px;background:#3d83df;color:#fff;font-weight:800}.xa-actions button+button{background:#edf2f7;color:#62758b}.work-flow{display:flex;align-items:center;justify-content:center;gap:13px;flex-wrap:wrap;margin-top:25px;padding:18px;border-radius:20px;background:#fff}.work-flow i{font-style:normal;color:#8ab3e2}

/* V21 — real hardware imagery */
.hardware-real{display:flex;justify-content:center;align-items:center;padding:35px 0}.hardware-real img{display:block;width:min(720px,78vw);height:auto;object-fit:contain;border-radius:28px;filter:drop-shadow(0 35px 35px rgba(25,34,46,.20));transform:none!important}

/* V22 — vector hardware master */
.hardware-vector{display:flex;justify-content:center;align-items:center;min-height:600px;background:radial-gradient(ellipse at center,rgba(76,128,187,.10),transparent 52%)}.hardware-vector img{display:block;width:min(900px,84vw);height:auto;object-fit:contain;transform:none!important}

.form-feedback{margin:12px 0;min-height:22px;font-size:14px;line-height:1.6}.form-feedback.success{padding:12px 14px;border-radius:12px;background:#edf8f1;color:#247044}.form-feedback.error{padding:12px 14px;border-radius:12px;background:#fff0f0;color:#a73737}.booking-form button:disabled{opacity:.6;cursor:not-allowed}

/* V24 — province/city selector */
.region-field{display:block}.region-field>span{display:block;margin-bottom:8px}.region-selects{display:grid;grid-template-columns:1fr 1fr;gap:10px}.region-selects select{width:100%;box-sizing:border-box}

/* V25 — submit confirmation modal */
.qk-submit-modal[hidden]{display:none!important}.qk-submit-modal{position:fixed;inset:0;z-index:99999;display:grid;place-items:center;padding:22px;box-sizing:border-box}.qk-submit-mask{position:absolute;inset:0;background:rgba(19,29,41,.42);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;transition:opacity .18s ease}.qk-submit-dialog{position:relative;z-index:1;width:min(420px,calc(100vw - 44px));box-sizing:border-box;padding:32px 26px 25px;border-radius:28px;background:rgba(255,255,255,.97);box-shadow:0 30px 90px rgba(25,42,64,.24);text-align:center;transform:translateY(16px) scale(.96);opacity:0;transition:.2s ease}.qk-submit-modal.show .qk-submit-mask,.qk-submit-modal.show .qk-submit-dialog{opacity:1}.qk-submit-modal.show .qk-submit-dialog{transform:none}.qk-submit-icon{width:62px;height:62px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#55a1f6,#347ee2);color:#fff;font-size:30px;font-weight:900;box-shadow:0 12px 30px rgba(52,126,226,.25)}.qk-submit-dialog h3{margin:0;font-size:25px;color:#172638}.qk-submit-dialog p{margin:12px 0 22px;color:#687b90;line-height:1.7;font-size:14px}.qk-submit-dialog button{width:100%;min-height:48px;border:0;border-radius:14px;background:#347ee2;color:#fff;font-size:15px;font-weight:850}.modal-open{overflow:hidden}

/* V26 desktop elevation */
body{background:#fff;color:#111c29}.hero h1,.inner-hero h1{letter-spacing:-.055em}.section-title h2{letter-spacing:-.045em}
.content-section{padding-top:110px;padding-bottom:110px}.soft-bg{background:linear-gradient(180deg,#f5f8fc,#fbfcfe)}
.hardware-vector{min-height:72vh;background:radial-gradient(ellipse at 50% 55%,rgba(77,137,201,.12),transparent 48%)}.hardware-vector img{filter:drop-shadow(0 36px 30px rgba(35,59,83,.13))}

.qk27-desktop-manifesto{padding:130px 0;background:#fff;text-align:center}.qk27-desktop-manifesto span{font-size:12px;letter-spacing:.16em;color:#4d83bf;font-weight:900}.qk27-desktop-manifesto h2{max-width:1000px;margin:20px auto 48px;font-size:clamp(42px,5vw,72px);line-height:1.06;letter-spacing:-.055em}.qk27-chain{display:flex;justify-content:center;align-items:center;gap:20px;flex-wrap:wrap;color:#5e7185}.qk27-chain b{font-size:16px;color:#26384a}.qk27-chain i{font-style:normal;color:#9ab1c8}

/* V33 PC — locked warm family + glass Xiaohe dashboard */
.d33-hero{position:relative;min-height:820px;padding:110px 3vw 45px;display:grid;grid-template-columns:220px minmax(520px,1fr) 290px;gap:20px;overflow:hidden;background:linear-gradient(135deg,#6f7f8d 0,#d3a982 43%,#e7c9ae 65%,#7e95a6);color:#192536}
.d33-ambient{position:absolute;inset:0;background:radial-gradient(circle at 65% 17%,rgba(255,221,185,.9),transparent 27%),linear-gradient(180deg,rgba(26,34,43,.10),rgba(23,31,40,.18));pointer-events:none}.d33-glass{background:rgba(255,255,255,.70);border:1px solid rgba(255,255,255,.62);box-shadow:0 18px 50px rgba(33,43,55,.16);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px)}
.d33-side,.d33-center,.d33-right,.d33-person{position:relative;z-index:2}.d33-side{align-self:end;border-radius:26px;padding:22px}.d33-side>span{font-size:9px;letter-spacing:.13em}.d33-side h2{font:700 44px serif;margin:12px 0}.d33-side>p{font:700 24px/1.4 serif}.d33-side ul{list-style:none;padding:0;margin:20px 0 0}.d33-side li{padding:10px 0;border-top:1px solid rgba(52,68,83,.1);font-weight:800}.d33-side small{display:block;font-weight:400;color:#6e7d8b;margin-top:3px}
.d33-person{position:absolute;z-index:1;left:17%;bottom:0;width:360px;height:690px;filter:drop-shadow(0 30px 25px rgba(38,49,60,.18))}.d33-crown{position:absolute;z-index:5;left:133px;top:15px;width:94px;height:78px;border-radius:10px;background:#282523;border:2px solid #a87945;color:#cda874;text-align:center;font:800 21px/74px serif}.d33-head{position:absolute;z-index:4;left:101px;top:90px;width:158px;height:190px;border-radius:45%;background:linear-gradient(145deg,#c98f65,#edbd94);border-top:46px solid #181b1e}.d33-head i{position:absolute;top:60px;width:34px;height:6px;background:#33241e}.d33-head i:first-child{left:25px;transform:rotate(-7deg)}.d33-head i:nth-child(2){right:25px;transform:rotate(7deg)}.d33-head b{position:absolute;left:52px;bottom:33px;width:54px;border-top:5px solid #33241e}.d33-beard{position:absolute;z-index:5;left:136px;top:247px;width:90px;height:72px;background:#1c1c1c;clip-path:polygon(0 0,30% 8%,50% 0,70% 8%,100% 0,82% 58%,64% 100%,50% 73%,36% 100%,18% 58%)}.d33-body{position:absolute;left:30px;bottom:0;width:300px;height:430px;border-radius:46% 46% 0 0;background:linear-gradient(135deg,#655040,#272b2f 55%,#4d3b32);clip-path:polygon(17% 0,50% 15%,83% 0,100% 100%,0 100%)}
.d33-center{grid-column:2;padding-left:180px;display:flex;flex-direction:column;justify-content:flex-end;gap:14px}.d33-search,.d33-input{border-radius:19px;padding:17px 20px;color:#637487}.d33-remind{width:58%;margin-left:auto;border-radius:24px;padding:18px}.d33-remind header{display:flex;justify-content:space-between}.d33-remind em{font-style:normal;background:#ff6657;color:#fff;border-radius:50%;width:23px;height:23px;text-align:center;line-height:23px}.d33-remind p{margin:11px 0;padding-top:8px;border-top:1px solid rgba(73,89,104,.1);font-size:12px}.d33-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.d33-cards article{min-height:120px;border-radius:20px;padding:18px;color:#fff;font-weight:800;background:linear-gradient(145deg,rgba(26,38,50,.74),rgba(78,56,43,.7));backdrop-filter:blur(14px)}.d33-cards small{display:block;margin-top:45px;font-weight:400;color:#e8edf1}.d33-input b{float:right;width:30px;height:30px;border-radius:10px;background:#4c91ee;color:#fff;text-align:center;line-height:30px}.d33-right{display:flex;flex-direction:column;justify-content:flex-end;gap:12px}.d33-right>div{border-radius:22px;padding:18px}.d33-right p{font-size:12px;color:#627386;border-top:1px solid rgba(73,89,104,.1);padding-top:9px}.d33-device{display:flex;align-items:center;gap:12px}.d33-device img{width:82px;height:58px;object-fit:contain}.d33-device span{font-size:11px}.d33-device i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#4eb276}.d33-device small{color:#758594}
@media(max-width:1100px){.d33-hero{grid-template-columns:190px 1fr 240px}.d33-person{left:13%;transform:scale(.86);transform-origin:bottom}.d33-center{padding-left:120px}}

/* V34 approved Xiaohe + cleaner desktop */
.d33-person,.d33-crown,.d33-head,.d33-beard,.d33-body{display:none!important}
.d34-person{position:absolute;z-index:1;left:13.5%;bottom:0;width:min(39vw,590px);height:690px;overflow:hidden;border-radius:42% 42% 0 0;pointer-events:none}
.d34-person img{width:100%;height:100%;object-fit:cover;object-position:48% 32%;filter:saturate(.92) contrast(1.02);-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 77%,transparent 100%);mask-image:linear-gradient(to bottom,#000 0,#000 77%,transparent 100%)}
.d33-center{padding-left:230px!important}.d33-device img{width:58px!important;height:42px!important}.d33-device{padding:13px 15px!important}
@media(max-width:1280px){.d34-person{left:11%;width:470px}.d33-center{padding-left:170px!important}}

/* V35 — interaction polish, same locked visual DNA */
.d35-reminder,.d35-action{cursor:pointer;transition:transform .18s ease,background .18s ease}
.d35-reminder:hover{background:rgba(255,255,255,.38);transform:translateX(3px)}
.d35-action:hover{transform:translateY(-4px)}
.d35-chatbox{display:flex!important;align-items:center;gap:10px}
.d35-chatbox input{flex:1;border:0;outline:0;background:transparent;color:#27394b;font:inherit;min-width:0}
.d35-chatbox button{border:0;width:36px;height:36px;border-radius:12px;background:#4c91ee;color:#fff;font-size:20px;cursor:pointer}
.d35-toast{position:absolute;left:50%;bottom:104px;transform:translate(-50%,12px);z-index:20;max-width:520px;padding:12px 16px;border-radius:16px;background:rgba(28,38,49,.82);backdrop-filter:blur(16px);color:#fff;font-size:12px;opacity:0;pointer-events:none;transition:.22s}
.d35-toast.show{opacity:1;transform:translate(-50%,0)}
.d35-working p{display:flex;justify-content:space-between}.d35-working em{font-style:normal;color:#4c91ee}.d35-working small{font-size:9px;color:#718395}
.d35-progress{height:5px;border-radius:99px;background:rgba(74,99,124,.12);overflow:hidden;margin:10px 0}.d35-progress i{display:block;width:72%;height:100%;border-radius:inherit;background:#4c91ee}

/* V36 — Xiaohe integrated into product storytelling pages */
.x36-integrated{position:relative;min-height:460px;margin:0;padding:90px max(6vw,56px);overflow:hidden;display:flex;align-items:center;background:radial-gradient(circle at 72% 24%,rgba(248,210,177,.72),transparent 27%),linear-gradient(135deg,#d7e1e9,#f0ded0 54%,#cad8e2)}
.x36-copy{position:relative;z-index:3;width:min(48%,620px)}.x36-copy span{font-size:10px;font-weight:900;letter-spacing:.16em;color:#4c82bd}.x36-copy h2{font-size:42px;line-height:1.12;letter-spacing:-.045em;margin:13px 0;color:#1b2a39}
.x36-character{position:absolute;right:7%;bottom:-35px;width:390px;height:480px;z-index:2}.x36-character img{width:100%;height:100%;object-fit:cover;object-position:48% 32%;border-radius:44% 44% 12% 12%;-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 82%,transparent 100%);mask-image:linear-gradient(to bottom,#000 0,#000 82%,transparent 100%);filter:saturate(.92) drop-shadow(0 28px 25px rgba(45,59,72,.15))}
.x36-bubble{position:absolute;right:78%;top:32%;width:250px;padding:16px 18px;border:1px solid rgba(255,255,255,.72);border-radius:19px;background:rgba(255,255,255,.72);backdrop-filter:blur(18px);box-shadow:0 14px 38px rgba(50,65,80,.12);font-size:13px;line-height:1.65;color:#435a70}
.x36-guard img{filter:saturate(.82) drop-shadow(0 28px 25px rgba(45,59,72,.15))}
@media(max-width:1100px){.x36-character{right:2%;width:330px}.x36-copy{width:52%}.x36-copy h2{font-size:35px}.x36-bubble{right:68%;width:210px}}

/* V37 application scenarios */
.s37{background:#f3f5f6;color:#1c2a38}.s37-hero{position:relative;min-height:620px;padding:120px 7vw 70px;overflow:hidden;background:radial-gradient(circle at 74% 20%,rgba(255,211,174,.8),transparent 28%),linear-gradient(135deg,#d5e0e9,#f0ded0 55%,#c9d8e3)}.s37-hero>div:first-child{position:relative;z-index:4;width:52%}.s37-hero span,.s37-story em,.s37-cta span{font-size:10px;font-weight:900;letter-spacing:.16em;color:#4a82c1}.s37-hero h1{font-size:58px;line-height:1.02;letter-spacing:-.055em;margin:16px 0}.s37-hero p{max-width:580px;color:#617487;line-height:1.8}.s37-hero .x36-character{right:8%;height:550px;width:430px}
.s37-flow{display:flex;justify-content:center;gap:22px;padding:28px;background:#fff;box-shadow:0 15px 40px rgba(47,63,78,.06)}.s37-flow span{font-weight:850}.s37-flow i{font-style:normal;color:#9aa8b5}
.s37-story{max-width:1240px;margin:auto;padding:105px 6vw;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.s37-story.reverse .s37-copy{order:2}.s37-story.reverse .s37-ui{order:1}.s37-copy h2{font-size:42px;line-height:1.08;letter-spacing:-.045em;margin:12px 0 18px}.s37-copy p{color:#687b8e;line-height:1.8}.s37-copy small{display:block;color:#8a98a5;line-height:1.6;margin-top:18px}
.s37-ui{border-radius:30px;padding:32px;background:rgba(255,255,255,.78);border:1px solid #fff;box-shadow:0 22px 65px rgba(48,64,79,.11);backdrop-filter:blur(22px)}.s37-ui>b{font-size:12px;color:#4a82c1}.s37-ui h3{font-size:25px;margin:13px 0}.s37-ui p{color:#66798c;line-height:1.7}.s37-ui button,.s37-tags span{border:0;border-radius:12px;padding:11px 14px;margin-right:7px;background:#edf4fb;color:#3779c6}.s37-ui button:first-child{background:#478fe9;color:#fff}.s37-progress{height:6px;border-radius:99px;background:#e6edf3;margin-top:22px}.s37-progress i{display:block;width:74%;height:100%;background:#4a91ed;border-radius:inherit}.s37-cta{text-align:center;padding:110px 20px;background:linear-gradient(145deg,#dce7f0,#f1dfd1)}.s37-cta h2{font-size:48px;line-height:1.05}.s37-cta a{display:inline-block;padding:14px 30px;border-radius:14px;background:#478fe9;color:#fff;text-decoration:none;font-weight:850}

/* V38 — complete product journey */
.j38{padding:105px 6vw;background:#f7f9fa;color:#1c2a38}.j38-head span,.c38 span,.t38 span{font-size:10px;font-weight:900;letter-spacing:.16em;color:#4b82bf}.j38-head h2{font-size:44px;line-height:1.06;letter-spacing:-.045em}.j38-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:38px}.j38-steps article{padding:24px;border-radius:24px;background:#fff;box-shadow:0 15px 45px rgba(45,61,76,.07)}.j38-steps i{font-style:normal;color:#4a8fe3;font-weight:900}.j38-steps b{display:block;margin:35px 0 8px}.j38-steps p{font-size:12px;color:#718396;line-height:1.65}.j38-greeting{margin-top:18px;padding:28px;border-radius:26px;background:linear-gradient(145deg,#dce8f1,#f1dfd2)}.j38-greeting span{font-size:10px;font-weight:900;color:#4b82bf}.j38-greeting blockquote{font:600 18px/1.75 serif;margin:12px 0 0;max-width:900px}
.c38{padding:70px 6vw;display:flex;justify-content:space-between;gap:30px;align-items:center;background:#fff}.c38 h2{font-size:26px}.c38 nav{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.c38 a{padding:11px 14px;border-radius:12px;background:#edf3f8;color:#405a72;text-decoration:none;font-size:12px;font-weight:750}.c38 a.primary{background:#478fe9;color:#fff}
.t38{padding:100px 7vw;background:linear-gradient(145deg,#dce7ef,#f0dfd2);display:grid;grid-template-columns:.9fr 1.1fr;gap:70px}.t38 h2{font-size:42px;margin:12px 0}.t38 p{color:#63778a;line-height:1.8}.t38-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.t38-grid article{padding:23px;border-radius:22px;background:rgba(255,255,255,.67);border:1px solid rgba(255,255,255,.75);backdrop-filter:blur(18px)}.t38-grid b,.t38-grid small{display:block}.t38-grid small{margin-top:25px;color:#718294;line-height:1.6}

/* V40 deep information architecture */
.hub40{padding:90px 6vw;background:#f5f8fa}.hub40>span,.i40-hero>span,.i40-next>span{font-size:10px;letter-spacing:.16em;font-weight:900;color:#4a82c1}.hub40 h2{font-size:38px;letter-spacing:-.04em}.hub40>div{display:grid;grid-template-columns:repeat(4,1fr);gap:11px}.hub40 a{min-height:150px;padding:23px;border-radius:23px;background:#fff;text-decoration:none;color:#1d3043;box-shadow:0 15px 45px rgba(47,63,78,.07)}.hub40 b,.hub40 small{display:block}.hub40 small{margin-top:48px;color:#758798;line-height:1.5}
.i40{background:#f4f7f9;color:#1d2c3a}.i40-crumb{padding:105px 6vw 20px;display:flex;gap:8px;font-size:11px}.i40-crumb a{color:#688096;text-decoration:none}.i40-crumb i{font-style:normal;color:#a1acb6}.i40-hero{padding:50px 6vw 80px;background:linear-gradient(145deg,#dce7ef,#f1dfd2)}.i40-hero h1{font-size:58px;letter-spacing:-.055em;margin:12px 0}.i40-hero p{max-width:720px;color:#627689;line-height:1.8}.i40-local{position:sticky;top:0;z-index:20;padding:14px 6vw;display:flex;gap:8px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid #e8edf1}.i40-local a{font-size:11px;color:#48627a;text-decoration:none;padding:8px 10px;border-radius:10px;background:#edf3f7}.i40-content{max-width:1120px;margin:auto;padding:65px 5vw}.i40-content>article{padding:65px 0;border-bottom:1px solid #dde5eb}.i40-content>article>span{font-size:10px;font-weight:900;color:#4a8fe3}.i40-content h2{font-size:38px;letter-spacing:-.04em}.i40-content p{max-width:720px;color:#65798b;line-height:1.8}.i40-diagram,.i40-status,.i40-tags,.i40-note,.i40-chat{margin-top:28px;padding:22px;border-radius:20px;background:#fff;box-shadow:0 14px 42px rgba(48,64,79,.07)}.i40-diagram,.i40-status{display:flex;gap:13px;align-items:center;flex-wrap:wrap}.i40-diagram i,.i40-status i{font-style:normal;color:#94a3af}.i40-tags{display:flex;gap:8px;flex-wrap:wrap}.i40-tags span{padding:9px 11px;border-radius:999px;background:#edf4fa;color:#427ab8;font-size:11px}.i40-note{color:#60758a}.i40-chat b{font-size:11px;color:#4a82c1}.i40-chat p{margin:5px 0 18px}.i40-meter{height:8px;background:#dfe8ee;border-radius:99px;margin-top:30px;overflow:hidden}.i40-meter i{display:block;height:100%;background:#4b91ec;border-radius:inherit}.i40-next{padding:75px 6vw;background:#fff}.i40-next>div{display:flex;gap:8px;flex-wrap:wrap}.i40-next a{padding:11px 14px;border-radius:12px;background:#edf3f8;color:#405a72;text-decoration:none;font-size:11px}.i40-next a.primary{background:#478fe9;color:#fff}

/* V41 support/company depth */
.i40-qa{margin-top:24px;padding:24px;border-radius:20px;background:#fff;box-shadow:0 14px 42px rgba(48,64,79,.07)}
.i40-qa b{color:#243d55}.i40-qa p{margin-bottom:0}

/* V42 CMS-connected public pages */
.faq42,.dl42,.news42-grid{max-width:1120px;margin:auto;padding:65px 6vw}.faq42 details{margin:10px 0;border:1px solid #e4ebf0;border-radius:20px;background:#fff;box-shadow:0 12px 36px rgba(47,63,78,.05);overflow:hidden}.faq42 summary{display:grid;grid-template-columns:42px 1fr 30px;align-items:center;padding:22px;cursor:pointer;list-style:none}.faq42 summary span{color:#4b8fe3;font-size:10px}.faq42 summary i{font-style:normal}.faq42 details>div{padding:0 22px 24px 64px;color:#65798b;line-height:1.8}.dl42 article{display:flex;justify-content:space-between;gap:30px;padding:28px;margin:10px 0;border-radius:24px;background:#fff;box-shadow:0 14px 40px rgba(47,63,78,.06)}.dl42 span,.news42-hero span{font-size:10px;letter-spacing:.15em;font-weight:900;color:#4a82c1}.dl42 p{color:#718396}.dl42 aside{text-align:right;min-width:140px}.dl42 aside b,.dl42 aside em,.dl42 aside a{display:block}.dl42 aside em{font-style:normal;color:#8997a4}.dl42 aside a{margin-top:12px;padding:10px 16px;border-radius:12px;background:#478fe9;color:#fff;text-decoration:none}.news42-hero{padding:130px 7vw 75px;background:linear-gradient(145deg,#dce7ef,#f1dfd2)}.news42-hero h1{font-size:58px;letter-spacing:-.055em}.news42-filter{padding:16px 6vw;display:flex;gap:7px;overflow:auto;background:#fff;position:sticky;top:0;z-index:15}.news42-filter a{padding:9px 13px;border-radius:999px;background:#eef3f7;color:#50687d;text-decoration:none;font-size:11px;white-space:nowrap}.news42-filter a.active{background:#263e56;color:#fff}.news42-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.news42-grid article{padding:28px;border-radius:25px;background:#fff;box-shadow:0 15px 45px rgba(47,63,78,.06)}.news42-grid article.featured{grid-column:1/-1;padding:42px;background:linear-gradient(145deg,#e3edf4,#f3e3d8)}.news42-grid article>div{display:flex;justify-content:space-between;font-size:10px;color:#728598}.news42-grid p{color:#687c8e;line-height:1.7}.news42-grid a{color:#397cc8;text-decoration:none;font-weight:800;font-size:12px}.empty42{padding:40px;text-align:center;color:#82909d}
/* ===== V43 HOME REBUILD: one narrative, no legacy home modules ===== */
.home43{background:#f5f4f1;color:#172434}.home43 .site-header{position:absolute;top:0;left:0;right:0;z-index:100;background:transparent}.v43{overflow:hidden}.v43 a{text-decoration:none}.v43-kicker,.v43-section-head>span,.v43-xh-copy>span,.v43-device>div>span,.v43-private>div>span,.v43-cta>span{font-size:10px;font-weight:900;letter-spacing:.18em;color:#4b7fae}.v43-hero{min-height:790px;padding:145px max(6vw,60px) 70px;display:grid;grid-template-columns:.82fr 1.18fr;align-items:center;gap:40px;background:linear-gradient(120deg,#efe6dd 0%,#d9c3b0 48%,#b99174 100%);position:relative}.v43-hero-copy{position:relative;z-index:5}.v43-hero h1{font-size:clamp(54px,5.4vw,84px);line-height:.98;letter-spacing:-.065em;margin:18px 0 28px}.v43-hero h1 em{font-style:normal;color:#315f8c}.v43-hero-copy>p{font-size:17px;line-height:1.85;max-width:620px;color:#4e6171}.v43-actions{display:flex;gap:20px;align-items:center;margin-top:34px}.v43-actions a,.v43-cta a{font-size:13px;font-weight:800;color:#26455f}.v43-primary{background:#3278bc!important;color:white!important;padding:14px 21px;border-radius:14px;box-shadow:0 14px 30px rgba(42,104,166,.2)}.v43-principles{display:flex;gap:9px;flex-wrap:wrap;margin-top:35px}.v43-principles span{padding:8px 11px;border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.3);backdrop-filter:blur(10px);border-radius:99px;font-size:10px;color:#4c5e6c}.v43-hero-scene{height:610px;position:relative;border-radius:36px;overflow:hidden;background:linear-gradient(180deg,rgba(255,245,235,.14),rgba(64,38,24,.18));box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}.v43-sun{position:absolute;width:420px;height:420px;border-radius:50%;background:rgba(255,214,173,.42);filter:blur(8px);right:6%;top:4%}.v43-reminder{position:absolute;left:4%;top:17%;width:300px;padding:20px;border-radius:21px;background:rgba(249,250,250,.72);border:1px solid rgba(255,255,255,.72);backdrop-filter:blur(22px);box-shadow:0 20px 50px rgba(43,48,53,.12)}.v43-reminder small,.v43-reminder b,.v43-reminder p{display:block}.v43-reminder small{font-size:9px;color:#4d83b7;font-weight:900}.v43-reminder b{margin-top:10px;font-size:17px}.v43-reminder p{font-size:11px;line-height:1.6;color:#65788a}.v43-reminder button{border:0;padding:8px 10px;border-radius:9px;font-size:9px;margin-right:5px}.v43-reminder button:first-child{background:#377fca;color:#fff}.v43-box{position:absolute;left:7%;bottom:8%;display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:15px;background:rgba(255,255,255,.64);backdrop-filter:blur(18px)}.v43-box img{width:58px;height:58px}.v43-box span{font-size:10px;font-weight:800}.v43-box i,.v43-device-visual i{display:inline-block;width:7px;height:7px;border-radius:50%;background:#42a976;margin-right:5px}
.v43-what,.v43-scenes,.v43-news{padding:115px 7vw;background:#f7f8f7}.v43-section-head{max-width:900px}.v43-section-head h2{font-size:clamp(38px,4vw,58px);line-height:1.08;letter-spacing:-.05em;margin:14px 0}.v43-section-head>p{color:#6c7d8b;line-height:1.8}.v43-four{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:55px 0 25px}.v43-four article{min-height:225px;padding:25px;border-radius:25px;background:#fff;box-shadow:0 18px 55px rgba(48,64,79,.055)}.v43-four i{font-style:normal;color:#4a8ed7;font-size:11px}.v43-four b{display:block;font-size:25px;margin-top:65px}.v43-four p{font-size:12px;color:#708191;line-height:1.65}.v43-text{color:#3678b7;font-size:12px;font-weight:850}
.v43-xh{padding:110px 7vw;display:grid;grid-template-columns:1.05fr .95fr;gap:7vw;align-items:center;background:#e7d7ca}.v43-xh-scene{height:610px;position:relative;border-radius:32px;overflow:hidden;background:linear-gradient(145deg,#d0a987,#8d654a)}.v43-xh-card{position:absolute;right:20px;bottom:20px;width:240px;padding:20px;border-radius:20px;background:rgba(255,255,255,.72);backdrop-filter:blur(20px)}.v43-xh-card small,.v43-xh-card b,.v43-xh-card p{display:block}.v43-xh-card b{font-size:20px;margin:8px 0}.v43-xh-card p{font-size:10px;color:#65798b}.v43-xh-copy h2{font-size:50px;letter-spacing:-.05em;line-height:1.05}.v43-xh-copy>p{line-height:1.8;color:#5e7181}.v43-dialog{margin:28px 0;padding:22px;border-radius:22px;background:rgba(255,255,255,.62);backdrop-filter:blur(18px)}.v43-dialog small{font-size:9px;color:#4c83b8;font-weight:900}.v43-dialog p{font-size:12px;margin:5px 0 15px}
.v43-flow{padding:120px 7vw;background:#17293a;color:#eef5fa}.v43-flow .v43-section-head>span{color:#78b4ed}.v43-flow .v43-section-head>p{color:#9eafbd}.v43-flowline{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr auto 1fr;align-items:center;gap:15px;margin-top:60px}.v43-flowline article{padding:24px;border-radius:21px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.09)}.v43-flowline i{font-style:normal;font-size:10px;color:#72b3f0}.v43-flowline b,.v43-flowline small{display:block}.v43-flowline b{font-size:20px;margin:24px 0 6px}.v43-flowline small{color:#9eb0bf}.v43-flowline em{font-style:normal;color:#5d7c97}
.v43-scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:55px}.v43-scene-grid a{min-height:340px;padding:28px;border-radius:28px;background:#fff;color:#1c3043;display:flex;flex-direction:column;box-shadow:0 18px 55px rgba(48,64,79,.055)}.v43-scene-grid a:nth-child(2){background:#e8ded5}.v43-scene-grid a:nth-child(3){background:#dfeaf2}.v43-scene-grid span{font-size:10px;color:#4a82b7;font-weight:900}.v43-scene-grid h3{font-size:28px;letter-spacing:-.04em;margin-top:auto}.v43-scene-grid p{font-size:12px;line-height:1.7;color:#66798b}.v43-scene-grid b{font-size:11px;color:#397cc1;margin-top:18px}
.v43-device{padding:115px 8vw;display:grid;grid-template-columns:1fr 1fr;gap:8vw;align-items:center;background:#eef1f2}.v43-device h2{font-size:52px;line-height:1.06;letter-spacing:-.05em}.v43-device p{color:#647789;line-height:1.8}.v43-device-points{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.v43-device-points b{font-size:10px;padding:9px 11px;border-radius:99px;background:#fff}.v43-device-visual{text-align:center}.v43-device-visual>img{width:min(360px,70%)}.v43-device-visual>div{width:260px;margin:25px auto 0;padding:16px;border-radius:18px;background:#fff;text-align:left;box-shadow:0 15px 45px rgba(47,63,78,.08)}.v43-device-visual b,.v43-device-visual small{display:block}.v43-device-visual small{font-size:9px;color:#738596;margin-top:4px}
.v43-private{padding:100px 7vw;display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;background:linear-gradient(140deg,#e7d7ca,#dce7ef)}.v43-private h2{font-size:48px;letter-spacing:-.05em}.v43-private p{line-height:1.8;color:#607587}.v43-private a{font-size:12px;font-weight:850;color:#3979b7}.v43-private-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;align-items:stretch}.v43-private-grid article{padding:23px;border-radius:22px;background:rgba(255,255,255,.63);backdrop-filter:blur(18px)}.v43-private-grid b,.v43-private-grid small{display:block}.v43-private-grid small{margin-top:45px;color:#718393;line-height:1.6}
.v43-news>div:last-child{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:45px}.v43-news a{padding:24px;border-radius:22px;background:#fff;color:#1e3346}.v43-news a small,.v43-news a b,.v43-news a span{display:block}.v43-news a small{font-size:9px;color:#748697}.v43-news a b{font-size:18px;line-height:1.4;margin:28px 0}.v43-news a span{font-size:10px;color:#3b7dc0}.v43-cta{padding:120px 7vw;text-align:center;background:#fff}.v43-cta h2{font-size:58px;line-height:1.05;letter-spacing:-.055em}.v43-cta p{color:#6c7e8d}.v43-cta>div{display:flex;justify-content:center;gap:22px;align-items:center;margin-top:30px}.v43-cta>div a:not(.v43-primary){color:#3677b5;font-weight:800;font-size:12px}
@media(max-width:900px){.v43-hero{grid-template-columns:1fr}.v43-four,.v43-scene-grid,.v43-private-grid,.v43-news>div:last-child{grid-template-columns:1fr 1fr}.v43-xh,.v43-device,.v43-private{grid-template-columns:1fr}.v43-flowline{grid-template-columns:1fr}.v43-flowline em{display:none}}

/* V45 hardware geometry lock */
img[src$="box-top.svg"],img[src$="box-perspective.svg"],img[src$="box-rear.svg"]{object-fit:contain!important;transform:none;max-width:100%;height:auto}
.v43-box img{width:54px!important;height:54px!important;object-fit:contain!important}
.v43-device-visual>img{width:min(310px,62%)!important;height:auto!important;aspect-ratio:auto!important}

/* V46 Xiaohe semantic character states: same visual system, page-specific behavior */
.x46-character{position:relative;min-height:420px;border-radius:28px;overflow:hidden;background:linear-gradient(145deg,rgba(255,255,255,.52),rgba(221,201,185,.46));box-shadow:inset 0 0 0 1px rgba(255,255,255,.62)}
.x46-state{position:absolute;top:22px;left:22px;display:flex;gap:10px;align-items:center;padding:10px 13px;border-radius:15px;background:rgba(255,255,255,.76);backdrop-filter:blur(18px);box-shadow:0 12px 32px rgba(52,64,75,.08)}.x46-state>i{width:30px;height:30px;border-radius:10px;background:#e8f2ff;color:#397bc0;display:grid;place-items:center;font-style:normal;font-weight:900}.x46-state small,.x46-state b{display:block}.x46-state small{font-size:8px;letter-spacing:.12em;color:#6f8495}.x46-state b{font-size:11px;margin-top:2px}.x46-bubble{position:absolute;left:22px;right:22px;bottom:22px;padding:15px 17px;border-radius:17px;background:rgba(255,255,255,.8);backdrop-filter:blur(20px);font-size:12px;line-height:1.65;color:#30495d;box-shadow:0 14px 38px rgba(52,64,75,.08)}
.x46-think .x46-think .x46-state{left:auto;right:22px}.x46-work .x46-work .x46-bubble{right:32%;background:rgba(247,251,255,.84)}.x46-affirm .x46-affirm .x46-state>i{background:#e6f6ed;color:#2d9560}.x46-loyal .x46-loyal .x46-state>i{background:#eef1f4;color:#344f67}.x46-effort .x46-effort .x46-state>i{background:#fff2df;color:#b87322}.x46-steward 

/* V48 detail polish — LOCKED V47 palette only. No global layout/color redesign. */
.v48-role{max-width:1120px;margin:26px auto 70px;padding:34px;display:grid;grid-template-columns:minmax(0,.82fr) minmax(380px,1.18fr);gap:38px;align-items:center;border-radius:28px;background:linear-gradient(135deg,var(--qk-warm-soft,#F1DFD2),var(--qk-cool-soft,#DCE7EF));box-shadow:0 18px 52px rgba(24,32,42,.055)}
.v48-role-copy>span{font-size:10px;letter-spacing:.16em;font-weight:900;color:var(--qk-blue-deep,#347CC2)}.v48-role-copy h2{margin:13px 0;font-size:34px;line-height:1.08;letter-spacing:-.04em}.v48-role-copy p{max-width:520px;margin:0;color:var(--qk-body,#607587);font-size:13px;line-height:1.85}
.v48-role .x46-character{min-height:350px;position:relative;overflow:hidden;border-radius:24px;background:rgba(255,255,255,.44);border:1px solid rgba(255,255,255,.65)}.v48-role .v48-role .v48-role:hover 
.v48-role .x46-state{position:absolute;left:16px;top:16px;display:flex;gap:9px;align-items:center;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px)}.v48-role .x46-state i{font-style:normal;color:var(--qk-blue,#4D8DFF)}.v48-role .x46-state small,.v48-role .x46-state b{display:block}.v48-role .x46-state small{font-size:7px;letter-spacing:.12em;color:var(--qk-body,#607587)}.v48-role .x46-state b{font-size:10px}.v48-role .x46-bubble{position:absolute;right:16px;bottom:16px;max-width:72%;padding:13px 15px;border-radius:15px;background:rgba(255,255,255,.84);backdrop-filter:blur(18px);font-size:11px;line-height:1.65;color:var(--qk-text,#18202A)}
/* semantic framing: same identity, page-specific posture framing until dedicated role assets are installed */
.v48-role-think .v48-role-work .v48-role-affirm .v48-role-loyal .v48-role-steward 
.i40-content article,.hub40 a,.faq42 details,.dl42 article{transition:transform .2s ease,box-shadow .2s ease}.i40-content article:hover,.hub40 a:hover,.dl42 article:hover{transform:translateY(-2px);box-shadow:0 16px 42px rgba(24,32,42,.07)}
@media(max-width:980px){.v48-role{grid-template-columns:1fr}}

/* V50 contextual Xiaohe assets */
.x46-think .x46-work .x46-portrait img,.x46-product .x46-affirm .x46-portrait img,.x46-ai .x46-effort .x46-steward .x46-loyal .x46-portrait img,.x46-support .x46-portrait img,.x46-guard .x46-record .x46-vision 

/* V51 — locked V47 palette; intrinsic Xiaohe proportions */
.x51-character{position:relative;min-height:390px;height:100%;overflow:hidden;border-radius:26px;background:linear-gradient(145deg,rgba(255,255,255,.46),rgba(229,212,199,.42));box-shadow:inset 0 0 0 1px rgba(255,255,255,.66)}

.x51-state{position:absolute;top:20px;left:20px;z-index:2;display:flex;gap:9px;align-items:center;padding:9px 12px;border-radius:14px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px)}.x51-state i{font-style:normal;color:#397bc0}.x51-state small,.x51-state b{display:block}.x51-state small{font-size:7px;color:#6f8495}.x51-state b{font-size:10px;color:#18202A}.x51-bubble{position:absolute;z-index:2;left:20px;right:20px;bottom:20px;padding:13px 15px;border-radius:15px;background:rgba(255,255,255,.84);font-size:11px;color:#30495d}
.v48-role .x51-character{min-height:390px}.x51-hero-character .x51-character{height:100%;min-height:0}.x51-feature-grid{display:grid!important;grid-template-columns:minmax(0,1fr) minmax(360px,.82fr);gap:56px;align-items:center}.x51-feature-hero,.x51-support-hero{padding-bottom:72px!important}