@font-face{font-family:Plus Jakarta Sans;font-weight:200 800;font-display:swap;src:url(/fonts/PlusJakartaSans-var-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Plus Jakarta Sans;font-weight:200 800;font-display:swap;src:url(/fonts/PlusJakartaSans-var.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:JetBrains Mono;font-weight:400;font-display:swap;src:url(/fonts/JetBrainsMono-400-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:JetBrains Mono;font-weight:400;font-display:swap;src:url(/fonts/JetBrainsMono-400.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans Arabic;font-weight:400;font-display:swap;src:url(/fonts/IBMPlexSansArabic-400.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}@font-face{font-family:IBM Plex Sans Arabic;font-weight:600 800;font-display:swap;src:url(/fonts/IBMPlexSansArabic-700.woff2) format("woff2");unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}@font-face{font-family:Rajdhani;font-weight:700;font-display:swap;src:url(/fonts/Rajdhani-700-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Rajdhani;font-weight:700;font-display:swap;src:url(/fonts/Rajdhani-700.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--night: #0E1430;--night-2: #0B1026;--indigo: #23305E;--steel: #5B6577;--white: #FFFFFF;--bone: #EDF4FB;--amber: #22C8E6;--amber-deep: #0E7490;--bg: #F6FAFE;--bg-alt: var(--white);--surface: var(--white);--surface-2: #F3F8FD;--line: #CFDCEA;--line-2: #DFE8F2;--ink: var(--night);--ink-2: #40536F;--muted: #4E6280;--accent: #0E7490;--accent-strong: #0E7490;--fill: #22C8E6;--soft: #E3EEF8;--soft-warm: #DDF4FA;--cyan-soft: #E6F6FB;--cyan: #0E7490;--cyan-hi: #35D8F2;--blue-hi: #79A9FF;--yaw: #23305E;--pitch: #5B6577;--roll: #0E7490;--screen: var(--night);--focus: #0E7490;--font: "Plus Jakarta Sans", "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;--mono: "JetBrains Mono", ui-monospace, Consolas, monospace;--wrap: 1240px;--gutter: clamp(16px, 4vw, 40px);--header-h: 76px;--r: 20px;--shadow-sm: 0 1px 2px rgba(14, 20, 48, .04), 0 2px 8px rgba(30, 60, 110, .05);--shadow-md: 0 12px 32px -14px rgba(20, 40, 80, .22);--shadow-lg: 0 36px 70px -30px rgba(14, 20, 48, .38);--ease: cubic-bezier(.2, .7, .2, 1);color-scheme:light}@media(max-width:860px){:root{--header-h: 66px}}.is-dark{--bg: var(--night);--bg-alt: var(--night);--surface: #16204A;--surface-2: #1A2552;--line: #2C3A68;--line-2: #24305C;--ink: #F5F8FF;--ink-2: #D3DDEE;--muted: #B8C6DF;--bone: #F5F8FF;--accent: #35D8F2;--accent-strong: #35D8F2;--soft: #1B2652;--soft-warm: #133A55;--yaw: #79A9FF;--pitch: #D5D9E2;--roll: #35D8F2;--focus: #35D8F2;background:var(--night);color:var(--ink-2);color-scheme:dark}.site-footer.is-dark{background:var(--night-2)}*,*:before,*:after{box-sizing:border-box}img,video,canvas{-webkit-user-drag:none;user-drag:none;-webkit-touch-callout:none;user-select:none;-webkit-user-select:none}html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 16px)}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{margin:0;background:var(--bg);color:var(--ink-2);font:400 16.5px/1.7 var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}img,video,svg,canvas{display:block;max-width:100%}img{height:auto}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}p{margin:0 0 1em}strong,b{font-weight:700;color:var(--ink)}h1,h2,h3,h4{margin:0;font-family:var(--font);font-weight:800;line-height:1.12;letter-spacing:-.02em;color:var(--ink)}kbd{font:500 12px/1 var(--mono);padding:4px 7px;border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;color:var(--ink);margin:0 2px;background:var(--surface)}::selection{background:var(--soft-warm);color:var(--night)}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}[hidden]{display:none!important}.nw{white-space:nowrap;font-style:normal}.sr{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.skip{position:fixed;inset-inline-start:12px;top:-80px;z-index:100;background:var(--night);color:var(--bone);padding:12px 18px;border-radius:10px;font-weight:700}.skip:focus{top:12px}.i{width:20px;height:20px;flex:none}[dir=rtl] .i-arrow{transform:scaleX(-1)}:lang(ar) *,:lang(zh-CN) *{letter-spacing:0!important}:lang(ar) body{line-height:1.85}:lang(zh-CN) body{line-height:1.8}:lang(ar) h1,:lang(ar) h2,:lang(ar) h3,:lang(zh-CN) h1,:lang(zh-CN) h2,:lang(zh-CN) h3{line-height:1.32}:lang(ar) :is(h1,h2,h3),:lang(zh-CN) :is(h1,h2,h3){text-wrap:balance}:lang(zh-CN) p{text-wrap:pretty}.wrap{width:100%;max-width:calc(var(--wrap) + 2 * var(--gutter));margin:0 auto;padding:0 var(--gutter)}.wrap.narrow{max-width:calc(940px + 2 * var(--gutter))}.section{padding:clamp(72px,9vw,128px) 0;position:relative}.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,5vw,80px);align-items:start}@media(max-width:900px){.split{grid-template-columns:1fr}}.lab,.film-sec,.uses,.compare-sec,.numbers,.cta-band,.site-footer,.gallery-sec,.hw,.modes,.apps,.loop-sec{content-visibility:auto;contain-intrinsic-size:auto 900px}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;padding:6px 13px;border-radius:999px;background:var(--soft);color:var(--accent);font:700 12px/1.2 var(--font);letter-spacing:.12em;text-transform:uppercase}.eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-strong);flex:none}.sec-head{max-width:860px;margin-bottom:clamp(36px,5vw,60px)}.sec-head.center{margin-inline:auto;text-align:center}.sec-title{font-size:clamp(30px,3.5vw,50px);line-height:1.08;letter-spacing:-.028em}.sec-title span,.page-hero h1 span,.cta-band h2 span,.hero-title .l1{color:var(--accent-strong)}.lede{color:var(--muted);font-size:clamp(16.5px,1.25vw,19px);line-height:1.7;max-width:68ch;margin-top:16px}.sub-title{font-size:clamp(21px,2vw,27px);margin:0 0 20px}.sub-title span{color:var(--accent)}.prose p{color:var(--ink-2);font-size:17px}.prose a,.faq-a a,.answer a,.status-note a,.article a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--accent-strong);text-decoration-thickness:1.5px;text-underline-offset:3px}.is-dark .prose a,.is-dark .faq-a a{color:var(--amber);text-decoration-color:currentColor}.prose a:hover,.faq-a a:hover,.article a:hover{color:var(--indigo)}.more-link{margin-top:30px}.more-link a{display:inline-flex;gap:8px;align-items:center;font:700 15px/1.3 var(--font);color:var(--accent)}.more-link a .i{width:18px;transition:transform .25s var(--ease)}.more-link a:hover .i{transform:translate(4px)}[dir=rtl] .more-link a:hover .i{transform:scaleX(-1) translate(4px)}.fineprint{color:var(--muted);font-size:13.5px;margin-top:12px}.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 24px;border:0;border-radius:14px;cursor:pointer;font:700 15.5px/1 var(--font);letter-spacing:.005em;white-space:nowrap;transition:transform .2s var(--ease),box-shadow .2s,background-color .2s,color .2s}.btn .i{width:19px;height:19px}.btn small{font:500 12.5px/1 var(--mono);opacity:.8}.btn-primary{background:var(--fill);color:var(--night);box-shadow:0 10px 24px -12px #0e749099}.btn-primary:hover{background:#5addf2;transform:translateY(-1px);box-shadow:0 14px 30px -12px #0e7490b3,inset 0 0 0 2px var(--night)}.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}.btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--ink)}.is-dark .btn-ghost{background:transparent;color:var(--bone);box-shadow:inset 0 0 0 1.5px #f5f8ff8c}.is-dark .btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--bone)}.btn-dark{background:var(--night);color:var(--bone)}.btn-sm{min-height:42px;padding:0 16px;font-size:14px;border-radius:12px}.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}@media(max-width:420px){.btn{white-space:normal;text-align:center;line-height:1.25;padding-block:12px;max-width:100%}}.tag{display:inline-flex;align-items:center;gap:6px;font:700 11.5px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;padding:7px 10px;border-radius:999px}.tag-ok{color:var(--indigo);background:var(--soft)}.tag-dev{color:var(--night);background:var(--soft-warm)}.tag-render{color:var(--indigo);background:var(--soft)}.card{position:relative;border-radius:var(--r);background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}a.card{transition:transform .25s var(--ease),box-shadow .25s,border-color .25s}a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--line)}.hud-c{display:none}.ax-yaw,.ro-yaw,.chip-yaw{--axc: var(--yaw)}.ax-pitch,.ro-pitch,.chip-pitch{--axc: var(--pitch)}.ax-roll,.ro-roll,.chip-roll{--axc: var(--roll)}.swatch:before,.ax em:before,.ro em:before,.fly-att dt:before,.fly-rms dt:before,.vslider>span:before{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--axc, var(--accent));margin-inline-end:6px;vertical-align:1px}.js [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d, 0s)}.js [data-reveal].in{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){.step-card{transition:none;transform:none}}@media(prefers-reduced-motion:reduce){.js [data-reveal]{opacity:1;transform:none;transition:none}}@view-transition{navigation:auto}::view-transition-old(root){animation:vt-out .22s var(--ease) both}::view-transition-new(root){animation:vt-in .35s var(--ease) both}@keyframes vt-out{to{opacity:0}}@keyframes vt-in{0%{opacity:0}}.site-header{view-transition-name:site-header}@media(prefers-reduced-motion:reduce){::view-transition-old(root),::view-transition-new(root){animation:none}}.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;pointer-events:none}.scroll-progress i{display:block;height:100%;width:100%;transform-origin:0 50%;transform:scaleX(var(--p, 0));background:var(--amber)}[dir=rtl] .scroll-progress i{transform-origin:100% 50%}.site-header{position:fixed;inset:0 0 auto;z-index:50;height:var(--header-h);background:#ffffffeb;backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}.site-header.scrolled,.site-header.open{border-color:var(--line-2);box-shadow:0 6px 24px -18px #0e143066}.header-inner{height:100%;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;flex:none}.logo{height:50px;width:auto}@media(max-width:860px){.logo{height:44px}}.nav{margin-inline-start:auto}.nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0}.nav a{position:relative;display:block;padding:10px 12px;border-radius:10px;font:600 15px/1 var(--font);color:var(--ink-2);transition:color .2s,background-color .2s}.nav a:hover{color:var(--ink);background:#0e14300d}.nav a[aria-current]{color:var(--ink)}.nav a[aria-current]:after{content:"";position:absolute;inset-inline:12px;bottom:2px;height:2px;border-radius:2px;background:var(--amber-deep)}.header-actions{display:flex;align-items:center;gap:10px}.lang-menu{position:relative}.lang-switch{display:inline-flex;align-items:center;gap:6px;min-height:42px;padding:0 10px;border:0;background:none;cursor:pointer;font:700 14px/1 var(--font);color:var(--ink-2);border-radius:10px;transition:color .2s,background-color .2s}.lang-switch .i{width:18px;height:18px}.lang-switch .i-chev{width:14px;height:14px;transition:transform .25s var(--ease)}.lang-switch[aria-expanded=true] .i-chev{transform:rotate(180deg)}.lang-switch:hover,.lang-switch[aria-expanded=true]{color:var(--ink);background:#0e14300d}.lang-list{position:absolute;top:calc(100% + 8px);inset-inline-end:0;z-index:60;min-width:190px;margin:0;padding:6px;list-style:none;background:#fff;border:1px solid var(--line-2);border-radius:14px;box-shadow:var(--shadow-md)}.lang-list a{display:block;padding:10px 12px;border-radius:9px;font:600 15px/1.2 var(--font);color:var(--ink)}.lang-list a:hover{background:var(--bg)}.lang-list a[aria-current]{background:var(--soft);color:var(--indigo)}.menu-btn{display:none;width:46px;height:46px;border:0;border-radius:12px;background:none;cursor:pointer;position:relative}.menu-btn:hover{background:#0e14300d}.menu-btn span{position:absolute;left:12px;right:12px;height:2px;border-radius:2px;background:var(--ink);transition:transform .3s var(--ease),top .3s var(--ease)}.menu-btn span:first-child{top:18px}.menu-btn span:last-child{top:26px}.menu-btn[aria-expanded=true] span:first-child{top:22px;transform:rotate(45deg)}.menu-btn[aria-expanded=true] span:last-child{top:22px;transform:rotate(-45deg)}.mobile-menu{position:fixed;inset:var(--header-h) 0 0;background:var(--bone);padding:20px var(--gutter) 36px;overflow:auto;display:flex;flex-direction:column;justify-content:space-between}.mobile-menu ul{list-style:none;margin:0;padding:0}.mobile-menu nav li{border-bottom:1px solid var(--line-2);animation:mm-in .4s var(--ease) both;animation-delay:calc(var(--i) * 35ms)}@keyframes mm-in{0%{opacity:0;transform:translateY(8px)}}.mobile-menu nav li a{display:flex;align-items:baseline;gap:14px;padding:15px 0;font:800 clamp(24px,6.5vw,34px)/1.1 var(--font);letter-spacing:-.02em;color:var(--ink)}.mobile-menu nav li a small{font:500 12px/1 var(--mono);color:var(--accent)}.mobile-menu nav li a[aria-current]{color:var(--indigo)}.mobile-meta{overflow-wrap:anywhere;display:grid;gap:12px;margin-top:28px;color:var(--ink-2)}.mobile-meta>a{display:inline-flex;gap:8px;align-items:center;min-height:32px}.mobile-langs{display:flex;flex-wrap:wrap;gap:8px}.mobile-langs a{display:inline-flex;align-items:center;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);font-weight:600;color:var(--ink)}.mobile-langs a[aria-current]{background:var(--night);border-color:var(--night);color:var(--bone)}@media(max-width:1240px){.nav a{padding:10px 8px;font-size:14.5px}.nav a[aria-current]:after{inset-inline:8px}}@media(max-width:1140px){.nav,.header-cta{display:none}.menu-btn{display:block}.header-actions{margin-inline-start:auto}}@media(prefers-reduced-motion:reduce){.mobile-menu nav li{animation:none}}.hero{position:relative;padding:calc(var(--header-h) + clamp(32px,5vw,64px)) 0 clamp(36px,4vw,56px);overflow:hidden;isolation:isolate}.hero-bg{position:absolute;inset:0;z-index:-1;background:radial-gradient(760px 520px at 88% 18%,rgba(34,200,230,.09),transparent 62%),radial-gradient(640px 420px at 2% 62%,rgba(35,48,94,.08),transparent 62%),linear-gradient(180deg,#fff,#f6fafe)}.hero-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(35,48,94,.06) 1px,transparent 1px) 0 0 / 56px 56px,linear-gradient(90deg,rgba(35,48,94,.06) 1px,transparent 1px) 0 0 / 56px 56px;-webkit-mask-image:radial-gradient(70% 80% at 70% 30%,#000,transparent 75%);mask-image:radial-gradient(70% 80% at 70% 30%,#000,transparent 75%)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(0,.78fr);gap:clamp(32px,5vw,72px);align-items:center}.hero-copy{max-width:720px}.hero-title{font-size:clamp(36px,3.9vw,58px);line-height:1.04;letter-spacing:-.035em}.hero-title .l2{white-space:nowrap}.hero-title span{display:block}.hero-title .l3.pre{margin:0 0 .3em}.hero-title .l3{font-size:.62em;line-height:1.15;letter-spacing:-.02em;color:var(--ink-2);font-weight:700;margin-top:.25em}.hero-tagline{display:inline-flex;align-items:center;gap:10px;margin:22px 0 0;font:500 15px/1.4 var(--mono);color:var(--indigo)}.hero-tagline:before{content:"";width:22px;height:2px;background:var(--amber-deep)}:lang(ar) .hero-tagline,:lang(zh-CN) .hero-tagline{font-family:var(--font);font-weight:600}:lang(ar) .hero-title .l2{white-space:normal}.hero-lede{max-width:600px}.hero-card{position:relative;margin:0;justify-self:end;width:100%;max-width:540px;aspect-ratio:704 / 804;max-height:min(74svh,700px);border-radius:28px;overflow:hidden;background:var(--night);box-shadow:var(--shadow-lg),0 0 0 1px #0e143014}.hero-poster,.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-video{opacity:0;transition:opacity .6s var(--ease)}.hero-video.ready{opacity:1}.media-toggle{position:absolute;top:14px;inset-inline-end:14px;z-index:3;width:46px;height:46px;border:0;border-radius:50%;display:grid;place-items:center;cursor:pointer;background:#f5f8fff5;color:var(--night);box-shadow:var(--shadow-sm);transition:transform .2s var(--ease)}.media-toggle:hover{transform:scale(1.06)}.media-toggle .i{width:18px;height:18px}.media-toggle .i-play,.media-toggle.is-paused .i-pause{display:none}.media-toggle.is-paused .i-play{display:block;margin-inline-start:2px}.media-toggle.sm{width:40px;height:40px;top:auto;bottom:12px;inset-inline-end:12px}.hud{contain:layout paint;position:absolute;left:14px;right:14px;bottom:14px;z-index:2;display:block;padding:14px 16px;border-radius:18px;background:#fffffff5;box-shadow:0 10px 30px -12px #00000059;color:var(--ink)}.hud-head{display:flex;align-items:center;gap:8px;font:700 11.5px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}.hud-t{margin-inline-start:auto;font:500 11.5px/1 var(--mono);letter-spacing:0;direction:ltr;unicode-bidi:isolate}.rec{width:8px;height:8px;border-radius:50%;background:var(--amber-deep);animation:pulse 1.6s infinite}@keyframes pulse{50%{opacity:.35}}.hud-body{display:grid;grid-template-columns:74px 1fr;gap:14px;align-items:center}.adi{width:74px;height:74px}.adi-sky{fill:#aebbdf}.adi-ground{fill:#d4b27e}.adi-line{stroke:#fff;stroke-width:1.4}.adi-tick{stroke:#fffffff2;stroke-width:1}.adi-rim{fill:none;stroke:var(--line);stroke-width:2.5}.adi-plane{fill:none;stroke:var(--night);stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.adi-dot{fill:var(--night)}.hud-axes{display:grid;gap:7px}.ax{display:grid;grid-template-columns:78px 1fr auto;align-items:baseline;gap:6px}.ax em{font:700 12px/1 var(--font);font-style:normal;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);white-space:nowrap}.ax b{font:500 15px/1 var(--mono);font-variant-numeric:tabular-nums;color:var(--ink);direction:ltr;unicode-bidi:isolate}.ax small{font:500 11.5px/1 var(--mono);color:var(--muted);direction:ltr;unicode-bidi:isolate}.ax-bar{grid-column:1 / -1;position:relative;height:3px;border-radius:3px;background:var(--line-2);container-type:inline-size;overflow:hidden;direction:ltr}.ax-bar i{position:absolute;left:-1.5px;top:0;width:3px;height:3px;border-radius:2px;background:var(--axc)}.hero-note{margin:18px auto 0;font-size:13px;color:var(--muted);text-align:end}@media(max-width:960px){.hero-grid{grid-template-columns:1fr}.hero-card{justify-self:stretch;max-width:none;max-height:76svh}.hero-note{text-align:start}}@media(max-width:600px){.hero-title{font-size:clamp(22px,7.6vw,44px)}.hero-title .l1{font-size:1.3em}}@media(max-width:520px){.hud{left:10px;right:10px;bottom:10px;padding:12px}.hud-body{grid-template-columns:58px 1fr;gap:10px}.adi{width:58px;height:58px}.ax b{font-size:13.5px}}@media(prefers-reduced-motion:reduce){.rec{animation:none}}.proof{background:var(--white);border-block:1px solid var(--line-2)}.proof-list{list-style:none;margin:0;padding:22px 0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.proof-list li{display:flex;align-items:center;gap:12px;color:var(--muted)}.proof-list .i{width:28px;height:28px;color:var(--indigo);flex:none}.proof-list strong{display:block;font:800 14.5px/1.25 var(--font);color:var(--ink)}.proof-list small{font-size:13px}.proof-list li>span{min-width:0;overflow-wrap:anywhere;hyphens:auto}@media(max-width:1060px){.proof-list{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:640px){.proof-list{grid-template-columns:repeat(2,minmax(0,1fr))}.proof-list li:last-child{grid-column:1 / -1}}.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.why-card{padding:30px 28px 32px}.why-n{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--soft);font:700 14px/1 var(--mono);color:var(--indigo)}.why-card h3{font-size:22px;margin:20px 0 10px}.why-card p{color:var(--muted);margin:0}.hero+.why{padding-top:clamp(32px,4vw,64px)}.statement{margin:clamp(48px,7vw,84px) auto 0;max-width:960px;text-align:center;font:600 clamp(21px,2.4vw,32px)/1.45 var(--font);color:var(--ink-2);letter-spacing:-.015em}.statement strong{color:var(--ink);background:linear-gradient(transparent 62%,var(--soft-warm) 62%)}@media(max-width:860px){.why-grid{grid-template-columns:1fr}}.anatomy{position:relative;padding-top:clamp(72px,9vw,128px);background:var(--white)}.anatomy-body{position:relative;display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr)}.anatomy-stage{grid-column:1 / -1;grid-row:1;position:sticky;top:var(--header-h);height:calc(100svh - var(--header-h));align-self:start}.anatomy-steps{grid-column:1;grid-row:1;list-style:none;margin:0;padding:0;padding-inline-start:max(var(--gutter),calc((100vw - var(--wrap)) / 2));position:relative;z-index:4}.step{min-height:92svh;display:flex;align-items:center;padding-inline-end:12px}.step:last-child{min-height:100svh}.step-card{max-width:430px;padding:26px 26px 28px;border-radius:20px;background:var(--surface);border:1px solid var(--line-2);box-shadow:none;transition:box-shadow .45s,border-color .45s,transform .45s var(--ease);transform:scale(.97);transform-origin:left center}[dir=rtl] .step-card{transform-origin:right center}.step.on .step-card{box-shadow:var(--shadow-md);border-color:var(--line);border-inline-start:3px solid var(--amber-deep);transform:none}.step-n{font:500 12.5px/1 var(--mono);color:var(--accent)}.step h3{font-size:clamp(22px,2.2vw,30px);margin:12px 0 10px}.step p{color:var(--muted);margin:0;font-size:16.5px}.axis-chip{display:inline-flex;align-items:center;margin-top:16px;font:700 12px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;padding:7px 11px;border-radius:999px;color:var(--ink);background:#fff;box-shadow:inset 0 0 0 1.5px var(--axc)}.axis-chip:before{content:"";width:8px;height:8px;border-radius:2px;background:var(--axc);margin-inline-end:7px}.stage-slot{position:absolute;inset:0;overflow:hidden;background:var(--white)}.stage-slot canvas{position:absolute;inset:0;width:100%!important;height:100%!important;outline:none;touch-action:pan-y}.stage-still{display:none;position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.stage-slot.fallback .stage-still.on{display:block}.stage-loader{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:grid;gap:10px;justify-items:center;font:600 13px/1 var(--font);color:var(--muted);transition:opacity .5s;z-index:2}.stage-loader i{display:block;width:200px;height:4px;border-radius:4px;background:var(--line-2);overflow:hidden}.stage-loader b{display:block;height:100%;width:0;background:var(--amber-deep);transition:width .3s}.stage-slot.live .stage-loader,.stage-loader.gone{opacity:0;pointer-events:none}@media(min-width:901px){.anatomy .stage-slot,.anatomy .stage-labels{inset-inline-start:30%}}.stage-fade{position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(90deg,#fff 0% 30%,#fff0 46%),linear-gradient(180deg,#fff,#fff0 9% 91%,#fff)}[dir=rtl] .stage-fade{background:linear-gradient(270deg,#fff 0% 30%,#fff0 46%),linear-gradient(180deg,#fff,#fff0 9% 91%,#fff)}.stage-labels{position:absolute;inset:0;pointer-events:none;z-index:3;overflow:hidden;direction:ltr}.lbl{position:absolute;left:0;top:0;display:flex;align-items:center;gap:8px;font:700 12.5px/1.2 var(--font);color:var(--ink);white-space:nowrap;opacity:0;transition:opacity .3s}.lbl.on{opacity:1}.lbl:before{content:"";width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--c, var(--indigo));box-shadow:0 0 0 3px #ffffffb3;flex:none;margin-left:-6px}.lbl span{padding:7px 10px;border-radius:9px;background:#fff;border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}:lang(ar) .lbl span{direction:rtl}.lbl.flip{flex-direction:row-reverse}.lbl.flip:before{margin:0 -6px 0 0}.stage-readout{position:absolute;inset-inline-end:var(--gutter);top:20px;z-index:3;display:flex;gap:18px;padding:10px 14px;border-radius:14px;background:#fffffff2;border:1px solid var(--line-2);font:500 13px/1 var(--mono);font-variant-numeric:tabular-nums}.ro{display:grid;gap:6px}.ro em{font:700 11px/1 var(--font);font-style:normal;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);white-space:nowrap}.ro b{color:var(--ink);font-weight:500;min-width:62px;direction:ltr;unicode-bidi:isolate}.stage-dots{position:absolute;inset-inline-end:var(--gutter);top:50%;transform:translateY(-50%);list-style:none;margin:0;padding:0;display:grid;gap:10px;z-index:3}.stage-dots li{width:8px;height:8px;border-radius:50%;background:var(--line);transition:background-color .3s,transform .3s}.stage-dots li.on{background:var(--indigo);transform:scale(1.35)}.motion-toggle{position:absolute;inset-inline-end:var(--gutter);bottom:22px;z-index:4;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:1px solid var(--line);border-radius:999px;background:#fffffff7;color:var(--ink);font:700 13.5px/1 var(--font);cursor:pointer;box-shadow:var(--shadow-sm)}.motion-toggle .i{width:16px;height:16px}.motion-toggle .i-play,.motion-toggle.is-paused .i-pause{display:none}.motion-toggle.is-paused .i-play{display:block}@media(max-width:900px){.anatomy-body{grid-template-columns:1fr}.anatomy-stage{grid-column:1;height:56svh;z-index:1}.stage-fade,[dir=rtl] .stage-fade{background:linear-gradient(180deg,#fff,#fff0 10% 86%,#fff)}.anatomy-steps{grid-column:1;grid-row:2;padding:0 var(--gutter);margin-top:-8svh}.step{min-height:70svh;align-items:flex-start;padding:0}.step:last-child{min-height:60svh}.stage-readout{top:10px;inset-inline-end:10px;gap:12px;padding:8px 10px;font-size:11.5px}.ro b{min-width:50px}.stage-dots{display:none}.motion-toggle{bottom:12px;inset-inline-end:10px;min-height:40px;padding:0 12px}.lbl{font-size:11px}}.fly{background:var(--bone)}.fly-console{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 360px;background:var(--surface);border:1px solid var(--line-2);border-radius:24px;box-shadow:var(--shadow-md);overflow:hidden}.fly-view{position:relative;min-height:560px;overflow:hidden;direction:ltr}.fly-hud{position:absolute;left:18px;top:16px;right:18px;z-index:3;display:flex;flex-wrap:wrap;align-items:center;gap:10px;pointer-events:none}.fly-badge,.fly-pad{font:700 12px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.fly-badge{color:var(--indigo)}.fly-pad{display:inline-flex;gap:6px;align-items:center;color:var(--muted)}.fly-pad .i{width:16px;height:16px}.fly-pad.on{color:var(--night);border-color:var(--amber-deep)}.fly-att{margin:0 0 0 auto;display:flex;gap:16px;padding:9px 13px;border-radius:14px;background:#fffffff2;border:1px solid var(--line-2);font:500 13px/1 var(--mono);font-variant-numeric:tabular-nums}.fly-att div{display:grid;gap:5px}.fly-att dt{font:700 10.5px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;color:var(--ink);white-space:nowrap}.fly-att .ax-yaw dt,.fly-rms .ax-yaw dt{--axc: var(--yaw)}.fly-att .ax-pitch dt,.fly-rms .ax-pitch dt{--axc: var(--pitch)}.fly-att .ax-roll dt,.fly-rms .ax-roll dt{--axc: var(--roll)}.fly-att dd{margin:0;color:var(--ink);min-width:58px}.fly-sticks{position:absolute;left:18px;right:18px;bottom:18px;z-index:3;display:flex;justify-content:space-between;pointer-events:none}.stick{pointer-events:auto;position:relative;width:136px;height:136px;border-radius:26px;background:#ffffffed;border:1px solid var(--line);box-shadow:var(--shadow-sm);touch-action:none;cursor:grab}.stick:active{cursor:grabbing}.stick:focus-visible{outline:3px solid var(--indigo);outline-offset:3px}.stick-cross{position:absolute;inset:18px;border-radius:50%;border:1.5px dashed var(--line)}.stick-cross:before,.stick-cross:after{content:"";position:absolute;background:var(--line-2)}.stick-cross:before{left:50%;top:0;bottom:0;width:1.5px}.stick-cross:after{top:50%;left:0;right:0;height:1.5px}.stick .knob{position:absolute;left:50%;top:50%;width:46px;height:46px;margin:-23px;border-radius:50%;background:radial-gradient(circle at 38% 32%,#3A4677,var(--night) 72%);box-shadow:0 0 0 3px var(--amber),0 8px 16px #0e14304d;transform:translate3d(var(--x, 0px),var(--y, 0px),0)}.stick small{position:absolute;left:0;right:0;top:7px;text-align:center;font:700 10.5px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.fly-side{padding:20px;display:flex;flex-direction:column;gap:14px;border-inline-start:1px solid var(--line-2);background:var(--surface-2);min-width:0}.seg{display:inline-grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:4px;border-radius:12px;background:var(--bone)}.seg button{border:0;background:none;min-height:40px;padding:0 12px;border-radius:9px;cursor:pointer;font:700 13.5px/1 var(--font);color:var(--muted);transition:background-color .2s,color .2s,box-shadow .2s}.seg button[aria-checked=true]{background:#fff;color:var(--night);box-shadow:var(--shadow-sm),inset 0 -2px 0 var(--amber-deep)}.plot-wrap{position:relative;background:var(--screen);border-radius:14px;direction:ltr}.fly-plot{width:100%;height:230px}.plot-legend{position:absolute;right:10px;top:8px;display:flex;gap:10px;font:400 10.5px/1 var(--mono);color:#a9b0c2}.fly-rms{margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.fly-rms div{padding:9px;border-radius:10px;background:#fff;border:1px solid var(--line-2)}.fly-rms dt{font:700 10px/1.25 var(--font);letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}.fly-rms dd{margin:5px 0 0;font:500 14px/1 var(--mono);color:var(--ink);direction:ltr;unicode-bidi:isolate;text-align:start}.fly-actions{display:flex;flex-wrap:wrap;gap:8px}.fly-actions .btn{flex:1 1 auto}.fly-log{list-style:none;margin:0;padding:10px 12px;min-height:96px;max-height:150px;overflow:auto;border-radius:12px;background:var(--screen);font:400 11.5px/1.65 var(--mono);color:#d5d9e2}:lang(ar) .fly-log,:lang(zh-CN) .fly-log{font-family:var(--font);font-size:12.5px}:lang(ar) .plot-legend,:lang(zh-CN) .plot-legend,:lang(ar) .seq-res,:lang(zh-CN) .seq-res{font-family:var(--font);font-weight:600}.fly-log li{display:flex;gap:8px}.fly-log time{color:#a9b0c2;direction:ltr;unicode-bidi:isolate;font-family:var(--mono)}.fly-log .ok{color:var(--bone)}.fly-log .warn{color:var(--amber)}.fly-log .info{color:#9daae0}.fly-log b.ok{color:var(--bone)}.fly-log b.warn{color:var(--amber)}.fly-hint{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:18px 0 0;color:var(--muted);font-size:14.5px}.fly-hint .i{color:var(--indigo)}@media(max-width:1060px){.fly-console{grid-template-columns:1fr}.fly-side{border-inline-start:0;border-top:1px solid var(--line-2)}}@media(max-width:640px){.fly-view{min-height:0;display:flex;flex-direction:column}.fly-view .stage-slot{position:relative;inset:auto;height:64vw;min-height:260px}.fly-sticks{position:relative;left:auto;right:auto;bottom:auto;padding:14px 18px 18px;background:var(--surface-2);border-top:1px solid var(--line-2)}.stick{width:124px;height:124px}.fly-att{display:none}}.lab{background:var(--white)}.lab-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:clamp(220px,21vw,290px);gap:16px;grid-auto-flow:dense}.clip{margin:0;display:flex;flex-direction:column;grid-column:span 2;border-radius:20px;overflow:hidden;background:var(--bone);border:1px solid var(--line-2)}.clip.wide{grid-row:span 2}.clip.tall{grid-column:span 1;grid-row:span 2}.clip-media{position:relative;flex:1;min-height:0;background:var(--night)}.clip video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.badge-real{position:absolute;inset-inline-start:12px;top:12px;display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:#f5f8fff7;font:700 11px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;color:var(--night)}.badge-real i{width:7px;height:7px;border-radius:50%;background:var(--amber-deep)}.clip figcaption{padding:13px 16px 15px;display:grid;gap:3px}.clip figcaption strong{font:800 16px/1.25 var(--font);color:var(--ink)}.clip figcaption span{font-size:13.5px;color:var(--muted);line-height:1.45}.lab-grid.four{grid-template-columns:repeat(6,minmax(0,1fr))}.lab-grid.four .clip.wide{grid-column:span 4;grid-row:span 2}.lab-grid.four .clip.tall{grid-column:span 2;grid-row:span 2}.lab-grid.four .clip.half{grid-column:span 3}@media(max-width:860px){.lab-grid.four{grid-template-columns:1fr 1fr}.lab-grid.four .clip.wide,.lab-grid.four .clip.tall{grid-column:1 / -1;grid-row:auto}.lab-grid.four .clip.half{grid-column:span 1}.lab-grid.four .clip.tall .clip-media{aspect-ratio:4 / 5}.lab-grid.four .clip.tall{order:2}.lab-grid{grid-template-columns:1fr 1fr;grid-auto-rows:auto}.clip,.clip.wide{grid-column:1 / -1;grid-row:auto}.clip .clip-media{flex:none;aspect-ratio:16 / 10}.clip.tall{grid-column:span 1}.clip.tall .clip-media{aspect-ratio:3 / 4}.clip.tall figcaption span{display:none}}.player{position:relative;aspect-ratio:2.39 / 1;background:#000;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg)}.is-dark .player{box-shadow:0 0 0 1px var(--line)}.player-frame,.player video,.player-poster{position:absolute;inset:0;width:100%;height:100%}.player-poster{object-fit:cover;transition:opacity .5s}.player video{object-fit:contain;background:#000}.player-start{position:absolute;inset:0;z-index:2;border:0;cursor:pointer;display:grid;place-content:center;justify-items:center;gap:16px;background:radial-gradient(60% 80% at 50% 50%,#0e14300d,#0e143080);color:#fff}.play-ring{position:relative;width:92px;height:92px;border-radius:50%;display:grid;place-items:center;background:var(--amber);box-shadow:0 16px 40px -10px #0000008c;transition:transform .3s var(--ease)}.play-ring:before{content:"";position:absolute;inset:-10px;border-radius:50%;border:2px solid rgba(34,200,230,.6);animation:ring 2.4s var(--ease) infinite}@keyframes ring{0%{transform:scale(.85);opacity:1}to{transform:scale(1.35);opacity:0}}.play-ring .i{width:30px;height:30px;margin-left:4px;color:var(--night)}.player-start:hover .play-ring{transform:scale(1.06)}.play-label{font:700 15px/1 var(--font);letter-spacing:.04em;text-shadow:0 2px 10px rgba(0,0,0,.6)}.play-label b{color:var(--amber);margin-left:8px;font-weight:700}.player.playing .player-start,.player.playing .player-poster{opacity:0;pointer-events:none}.player-ui{position:absolute;left:0;right:0;bottom:0;z-index:4;padding:30px 16px 12px;background:linear-gradient(transparent,#0e1430d9);display:grid;gap:8px;transition:opacity .3s;color:#fff}.player.idle .player-ui{opacity:0}.pbar{position:relative;height:22px;display:flex;align-items:center;cursor:pointer}.ptrack{position:relative;width:100%;height:4px;border-radius:4px;background:#ffffff4d}.pfill{position:absolute;left:0;top:0;bottom:0;width:var(--p, 0%);border-radius:4px;background:var(--amber)}.pknob{position:absolute;top:50%;left:var(--p, 0%);width:14px;height:14px;margin:-7px;border-radius:50%;background:#fff}.ptick{position:absolute;top:-3px;width:2px;height:10px;background:#fff9}.ptip{position:absolute;bottom:24px;transform:translate(-50%);padding:6px 9px;border-radius:8px;background:var(--bone);color:var(--night);font:700 12px/1 var(--font);white-space:nowrap}.prow{display:flex;align-items:center;gap:6px}.pbtn{width:40px;height:40px;border:0;border-radius:10px;background:none;cursor:pointer;display:grid;place-items:center;color:#fff}.pbtn:hover{background:#ffffff26}.ptime{font:400 12.5px/1 var(--mono);color:#d3ddee;margin-left:4px}.pchap{font:700 13.5px/1 var(--font);color:var(--amber);margin-left:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.pcc{font:800 12.5px/1 var(--font);letter-spacing:.04em}.pcc[aria-pressed=true]{background:var(--bone);color:var(--night)}.player video::cue{font-family:var(--font);background:#0e1430d9;color:#fff}.chapters{list-style:none;margin:18px 0 0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.chapters button{position:relative;width:100%;text-align:start;cursor:pointer;border:1px solid var(--line-2);padding:12px 12px 14px;border-radius:12px;background:var(--surface);overflow:hidden;transition:border-color .2s,box-shadow .2s}.chapters button:hover{border-color:var(--line)}.chapters .n{font:500 11px/1 var(--mono);color:var(--accent);direction:ltr;unicode-bidi:isolate}.chapters .t{display:block;margin-top:7px;font:700 14px/1.25 var(--font);color:var(--ink)}.chapters i{position:absolute;inset-inline-start:0;bottom:0;height:3px;width:var(--cp, 0%);background:var(--amber)}.chapters button.on{border-color:var(--accent)}@media(max-width:900px){.chapters{grid-template-columns:repeat(3,1fr)}.player{aspect-ratio:16 / 9}.player-poster{object-position:60% 50%}}@media(max-width:520px){.chapters{grid-template-columns:repeat(2,1fr)}.play-ring{width:72px;height:72px}.pchap{display:none}}@media(prefers-reduced-motion:reduce){.play-ring:before{animation:none}}.uses{background:var(--bone)}.uses-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.use-card{display:flex;flex-direction:column;padding:28px 24px 24px;min-height:300px}.use-ic{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:var(--soft);color:var(--indigo)}.use-ic .i{width:26px;height:26px}.use-card h3{font-size:20px;margin:20px 0 10px}.use-card p{color:var(--muted);font-size:15.5px}.use-more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font:700 14px/1.3 var(--font);color:var(--indigo)}.use-more .i{width:16px;transition:transform .25s var(--ease)}.use-card:hover .use-more .i{transform:translate(4px)}[dir=rtl] .use-card:hover .use-more .i{transform:scaleX(-1) translate(4px)}@media(max-width:1060px){.uses-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.uses-grid{grid-template-columns:1fr}.use-card{min-height:0}}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.feature-grid.three{grid-template-columns:repeat(3,1fr)}.feature{padding:24px 22px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.feature>.i{width:44px;height:44px;padding:10px;border-radius:12px;background:var(--soft);color:var(--indigo)}.feature h3{font-size:19px;margin:16px 0 8px}.feature p{color:var(--muted);font-size:15.5px;margin:0}.feature-grid.aligned .feature{display:grid;grid-row:span 3;grid-template-rows:subgrid;row-gap:0;align-content:start}.feature-grid.aligned .feature>.i{align-self:start}@media(max-width:1060px){.feature-grid,.feature-grid.three{grid-template-columns:1fr 1fr}}@media(max-width:600px){.feature-grid,.feature-grid.three{grid-template-columns:1fr}}.axis-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.axis-card{padding:0 0 24px;overflow:hidden}.axis-card h3{font-size:20px;margin:20px 22px 8px}.axis-card p{color:var(--muted);font-size:15.5px;margin:0 22px}.axis-img{position:relative;aspect-ratio:16 / 10;overflow:hidden;background:var(--night)}.axis-img img{width:100%;height:100%;object-fit:cover}.axis-img .axis-chip{position:absolute;inset-inline-start:14px;top:14px;margin:0}.axis-card.ax-yaw{border-top:4px solid var(--yaw)}.axis-card.ax-pitch{border-top:4px solid var(--pitch)}.axis-card.ax-roll{border-top:4px solid var(--roll)}.axis-card{color:inherit}@media(max-width:900px){.axis-cards{grid-template-columns:1fr}}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.mode-card{padding:28px 26px}.mode-card h3{font-size:22px;margin:18px 0 10px}.mode-card p{color:var(--muted);margin:0}.mode-card.dev{background:repeating-linear-gradient(135deg,#e6f6fb 0 12px,#fff 12px 24px)}@media(max-width:900px){.mode-grid{grid-template-columns:1fr}}.facts{list-style:none;padding:0;margin:30px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.facts li{padding:16px;border-radius:16px;background:var(--surface);border:1px solid var(--line-2)}.facts b{display:block;font:800 28px/1 var(--font);letter-spacing:-.02em;color:var(--accent-strong)}.facts span{font-size:13.5px;color:var(--muted)}[dir=rtl] .facts b{direction:ltr;text-align:right}@media(max-width:600px){.facts{grid-template-columns:1fr 1fr}}.twin{display:grid;grid-template-columns:1fr 1fr;gap:16px}.twin figure,.gui-shot,.gallery figure{margin:0;position:relative;border-radius:18px;overflow:hidden;background:var(--night);box-shadow:var(--shadow-sm)}.twin img{width:100%;aspect-ratio:4 / 3;object-fit:cover}.twin figcaption{position:absolute;inset-inline-start:12px;top:12px}.twin figcaption .tag{background:var(--bone);color:var(--night)}.sub-title[data-reveal]{margin-top:60px}.gui-shot{margin-top:18px}.gui-shot img{width:100%}.gui-shot.gui-wide{max-width:860px;margin-inline:auto}.gui-shot figcaption{padding:12px 16px;font-size:14px;color:var(--muted);background:var(--surface)}.gui-shot.small figcaption{position:absolute;inset-inline-start:12px;top:12px;padding:0;background:none}.gui-shot.small figcaption .tag{background:var(--bone);color:var(--night)}@media(max-width:700px){.twin{grid-template-columns:1fr}}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.gallery figure{background:var(--surface)}.gallery img{width:100%;aspect-ratio:3 / 4;object-fit:cover}.gallery figcaption{padding:12px 14px 14px;font-size:13.5px;color:var(--muted)}.gallery figure.wide{grid-column:span 2;display:flex;flex-direction:column}.gallery figure.wide img{flex:1 1 auto;min-height:0;aspect-ratio:auto;object-fit:cover;object-position:30% 50%}@media(max-width:700px){.gallery{grid-template-columns:1fr 1fr}}.viewer-sec{background:var(--white)}.viewer{position:relative;height:min(78svh,760px);min-height:460px;border-radius:24px;overflow:hidden;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-md)}.viewer .stage-slot canvas{touch-action:none;cursor:grab}.viewer-ui{position:absolute;inset-inline-start:16px;bottom:16px;z-index:3;width:min(330px,calc(100% - 32px));padding:14px;display:grid;gap:12px;background:#fffffff7;border:1px solid var(--line-2);box-shadow:var(--shadow-md);border-radius:16px}.vslider{display:grid;grid-template-columns:86px 1fr 60px;align-items:center;gap:10px;font:700 12px/1 var(--font);letter-spacing:.04em;text-transform:uppercase;color:var(--ink)}.vslider.ax-yaw{--axc: var(--yaw)}.vslider.ax-pitch{--axc: var(--pitch)}.vslider.ax-roll{--axc: var(--roll)}.vslider>span{white-space:nowrap}.vslider output{font:500 12.5px/1 var(--mono);color:var(--ink);text-align:end;font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate}.vexplode{grid-template-columns:1fr 1fr;color:var(--ink-2)}.vexplode>span:before{display:none}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:none;cursor:pointer;color:inherit;direction:ltr}input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:var(--line)}input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:var(--line)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;margin-top:-7px;border-radius:50%;background:currentColor;border:3px solid #fff;box-shadow:0 1px 4px #0e143059}input[type=range]::-moz-range-thumb{width:14px;height:14px;border:3px solid #fff;border-radius:50%;background:currentColor}.vslider input{color:var(--axc)}.vexplode input{color:var(--amber-deep)}.viewer-hint{position:absolute;inset-inline-end:16px;top:14px;z-index:3;margin:0;padding:7px 11px;border-radius:999px;background:#fffffff2;border:1px solid var(--line-2);font:600 12px/1 var(--font);color:var(--muted)}@media(max-width:640px){.viewer{height:auto;min-height:0;display:flex;flex-direction:column}.viewer .stage-slot{position:relative;height:90vw}.viewer-ui{position:relative;inset-inline-start:auto;bottom:auto;width:auto;margin:12px;box-shadow:none}.viewer-hint{display:none}}.compare-sec{background:var(--white)}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:18px;border:1px solid var(--line-2);background:var(--surface);box-shadow:var(--shadow-sm)}table{border-collapse:separate;border-spacing:0;width:100%}.compare{min-width:860px}.compare th,.compare td,.vs-table th,.vs-table td{padding:16px 14px;text-align:start;vertical-align:top;border-bottom:1px solid var(--line-2)}.compare thead th,.vs-table thead th{font:700 12.5px/1.3 var(--font);letter-spacing:.04em;text-transform:uppercase;color:var(--muted);background:var(--surface-2)}.compare tbody th,.vs-table tbody th{font-weight:700;color:var(--ink);font-size:15px;position:sticky;inset-inline-start:0;background:var(--surface);z-index:1;min-width:220px}.compare td{text-align:center}.compare td small{display:block;margin:7px auto 0;max-width:17ch;font-size:12.5px;line-height:1.35;color:var(--muted)}.mark{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%}.mark .i{width:16px;height:16px;stroke-width:2.4}.c-y .mark{color:#15803d;background:#dcfce7}.c-p .mark{color:#a16207;background:#fef3c7}.c-n .mark{color:#64748b;background:#eef2f6}.compare thead th{text-align:center}.compare thead th:first-child{text-align:start;position:sticky;inset-inline-start:0;z-index:2}.compare tbody th{min-width:200px;font-size:14.5px}.compare td{vertical-align:top;padding-block:18px}.compare td:last-child small{color:var(--ink-2);font-weight:600}.table-key{margin:14px 0 0;font-size:13.5px;color:var(--muted);max-width:100ch}@media(max-width:600px){.compare tbody th{min-width:128px;font-size:13.5px}.compare th,.compare td{padding-inline:10px}.compare td small{font-size:12px}}.compare tr>td:last-child,.compare thead .us,.vs-table .us{background:var(--cyan-soft)}.compare thead .us,.vs-table thead .us{color:var(--cyan);box-shadow:inset 0 3px 0 var(--fill)}.compare tbody tr:last-child>*,.vs-table tbody tr:last-child>*{border-bottom:0}.vs-table{min-width:760px}.vs-table td{color:var(--ink-2);font-size:15px}.vs-table td.us{color:var(--ink);font-weight:600}.numbers{background:var(--bone)}.specs{position:relative}.big-numbers{list-style:none;padding:0;margin:0 0 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.big-numbers li{padding:20px;border-radius:18px;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.big-numbers b{display:flex;align-items:baseline;gap:4px;font:800 clamp(42px,5vw,68px)/1 var(--font);letter-spacing:-.04em;color:var(--ink);font-variant-numeric:tabular-nums;direction:ltr;justify-content:flex-start}[dir=rtl] .big-numbers b{justify-content:flex-end}.big-numbers em{font-style:normal;font-size:max(.42em,19px);color:var(--accent-strong);letter-spacing:0}.big-numbers li>span{color:var(--muted);font-size:14.5px}@media(max-width:760px){.big-numbers{grid-template-columns:1fr 1fr}}.big-numbers.three{grid-template-columns:repeat(3,minmax(0,1fr))}.big-numbers.three b{font-size:clamp(32px,3.2vw,44px);letter-spacing:-.03em}.big-numbers.three em{font-size:max(.5em,19px)}@media(max-width:760px){.big-numbers.three{grid-template-columns:1fr}}.tabs{display:inline-flex;flex-wrap:wrap;gap:4px;padding:5px;border-radius:14px;background:var(--surface);border:1px solid var(--line-2);margin-bottom:18px}.tabs button{display:inline-flex;align-items:center;gap:8px;border:0;cursor:pointer;min-height:42px;padding:0 16px;border-radius:10px;background:none;color:var(--muted);font:700 14px/1 var(--font);transition:background-color .2s,color .2s}.tabs button .tag{padding:0;background:none;font-size:12px}.tabs button[aria-selected=true]{background:var(--night);color:var(--bone)}.tabs button[aria-selected=true] .tag{color:var(--amber)}.tab-panel{background:var(--surface);border:1px solid var(--line-2);border-radius:18px;padding:8px 22px 6px;box-shadow:var(--shadow-sm)}.spec-note{font-size:14.5px;color:var(--ink-2);padding:12px 14px;border-radius:10px;border-inline-start:3px solid var(--indigo);background:var(--soft);margin:14px 0 6px}.spec-note.dev{border-color:var(--amber-deep);background:#e6f6fb}.spec-list{margin:0}.spec-row{display:grid;grid-template-columns:minmax(180px,2fr) 3fr;gap:20px;padding:16px 0;border-bottom:1px solid var(--line-2)}.spec-row:last-child{border-bottom:0}.spec-row dt{font:700 13px/1.4 var(--font);letter-spacing:.03em;text-transform:uppercase;color:var(--muted)}.spec-row dd{margin:0;color:var(--ink);font-size:16px;font-weight:500}.spec-row dd small{display:block;margin-top:4px;color:var(--muted);font-size:13.5px;font-weight:400}@media(max-width:600px){.spec-row{grid-template-columns:1fr;gap:6px}.tab-panel{padding:6px 16px}}.faq-page{background:var(--white)}.faq-group+.faq-group{margin-top:clamp(48px,6vw,72px)}.faq-group{scroll-margin-top:calc(var(--header-h) + 80px)}.faq-group .sub-title{display:flex;align-items:center;gap:12px}.faq-group .sub-title .i{width:40px;height:40px;padding:9px;border-radius:12px;background:var(--soft);color:var(--indigo)}.faq-group .sub-title span{color:var(--ink)}.faq{display:grid;gap:10px}.faq-item{border-radius:16px;background:var(--surface);border:1px solid var(--line-2);transition:border-color .2s,background-color .2s}.faq-item[open]{border-color:var(--line);background:#f7fbfe;box-shadow:inset 3px 0 0 var(--amber-deep)}[dir=rtl] .faq-item[open]{box-shadow:inset -3px 0 0 var(--amber-deep)}.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 22px;border-radius:16px}.faq-item summary::-webkit-details-marker{display:none}.faq-item h3{font:700 clamp(17px,1.6vw,19px)/1.35 var(--font);letter-spacing:-.01em}.faq-chev{color:var(--indigo);transition:transform .3s var(--ease);flex:none}.faq-item[open] .faq-chev{transform:rotate(180deg)}.faq-a{padding:0 22px 20px;color:var(--ink-2)}.faq-a p:last-child{margin:0}.cta-band{position:relative;overflow:hidden;padding:clamp(84px,11vw,150px) 0;text-align:center}.cta-bg{position:absolute;inset:0;z-index:0;background:radial-gradient(60% 50% at 50% 120%,rgba(53,216,242,.07),transparent 70%),linear-gradient(rgba(245,248,255,.05) 1px,transparent 1px) 0 0 / 56px 56px,linear-gradient(90deg,rgba(245,248,255,.05) 1px,transparent 1px) 0 0 / 56px 56px;-webkit-mask-image:radial-gradient(70% 80% at 50% 60%,#000,transparent);mask-image:radial-gradient(70% 80% at 50% 60%,#000,transparent)}.cta-inner{position:relative;max-width:960px}.cta-band h2{font-size:clamp(32px,4.6vw,60px);line-height:1.06;letter-spacing:-.035em}.cta-band h2 span{display:block}.cta-band .lede{margin-inline:auto;color:var(--muted)}.cta-band .cta-row{justify-content:center}.cta-band+.site-footer{border-top:1px solid var(--line)}.page-hero{position:relative;padding:calc(var(--header-h) + clamp(36px,6vw,84px)) 0 clamp(48px,6vw,84px);overflow:hidden;isolation:isolate;background:linear-gradient(180deg,#fff,#f6fafe)}.page-hero-bg{position:absolute;inset:0;z-index:-1;background:radial-gradient(640px 420px at 85% 10%,rgba(34,200,230,.08),transparent 62%),radial-gradient(520px 380px at 5% 100%,rgba(35,48,94,.08),transparent 62%)}[dir=rtl] .page-hero-bg{transform:scaleX(-1)}.grid-bg{position:absolute;inset:0;background:linear-gradient(rgba(35,48,94,.06) 1px,transparent 1px) 0 0 / 56px 56px,linear-gradient(90deg,rgba(35,48,94,.06) 1px,transparent 1px) 0 0 / 56px 56px;-webkit-mask-image:radial-gradient(80% 90% at 75% 15%,#000,transparent 72%);mask-image:radial-gradient(80% 90% at 75% 15%,#000,transparent 72%)}.page-hero-grid.has-media{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(30px,5vw,70px);align-items:center}.x1-hero .page-hero-grid.has-media{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}.page-hero h1{font-size:clamp(34px,4.4vw,60px);line-height:1.06;letter-spacing:-.035em}.page-hero h1 span{display:block;font-size:.64em;line-height:1.15;margin-top:.18em;letter-spacing:-.02em}.page-hero-copy{max-width:860px}.hero-figure{margin:0;position:relative;border-radius:24px;overflow:hidden;background:var(--night);box-shadow:var(--shadow-lg)}.hero-figure img{width:100%}.hero-figure figcaption{position:absolute;inset-inline-start:14px;top:14px;font:700 11px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;padding:7px 10px;background:#f5f8fff7;color:var(--night);border-radius:999px}.qc-hero .hero-figure img,.about-hero .hero-figure img{aspect-ratio:4 / 5;object-fit:cover;max-height:620px}.hil-hero .hero-figure img{aspect-ratio:16 / 11;object-fit:cover}.hero-figure.natural img{aspect-ratio:auto;object-fit:contain;max-height:none}@media(max-width:900px){.page-hero-grid.has-media,.x1-hero .page-hero-grid.has-media{grid-template-columns:1fr}}.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px;padding:0;font:600 13.5px/1.4 var(--font);color:var(--muted)}.crumbs li+li:before{content:"/";margin-inline-end:8px;color:#8597b0}.crumbs a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--line)}.crumbs a:hover,.crumbs [aria-current]{color:var(--ink)}.byline{display:inline-flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;margin-top:14px}.answer{font-size:18.5px;color:var(--ink);line-height:1.7;padding:22px 24px;border-radius:16px;border-inline-start:4px solid var(--amber-deep);background:var(--surface);box-shadow:var(--shadow-sm)}.prose-sec .sec-title{margin-bottom:24px}.prose-sec p{color:var(--ink-2);font-size:17px}.loop{margin:0 auto;max-width:980px}.loop svg{width:100%;height:auto;overflow:visible}.loop-path{fill:none;stroke:#bccde0;stroke-width:2;stroke-dasharray:1 1.4}.loop-pulse{fill:none;stroke:var(--amber);stroke-width:4;stroke-linecap:round;stroke-dasharray:6 94;animation:loop 5s linear infinite}@keyframes loop{to{stroke-dashoffset:-100}}@media(prefers-reduced-motion:reduce){.loop-pulse{animation:none}}.ln rect{fill:#fff;stroke:var(--line);stroke-width:1.5}.ln-fc rect,.ln-sensors rect{stroke:var(--indigo)}.ln-x1 rect{stroke:var(--amber-deep);fill:#e6f6fb}.ln-t{fill:var(--ink);font:800 16px var(--font);text-anchor:middle}.ln-d{fill:var(--muted);font:500 12px var(--font);text-anchor:middle}.loop-suite rect{fill:var(--soft);stroke:var(--line);stroke-dasharray:4 4}.loop-suite text{fill:var(--indigo);font:600 12.5px var(--mono);text-anchor:middle}:lang(ar) .loop-suite text,:lang(zh-CN) .loop-suite text{font-family:var(--font)}.loop-steps{list-style:none;padding:0;margin:36px 0 0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.loop-steps li{display:grid;gap:6px;padding:16px;border-radius:16px;background:var(--surface);border:1px solid var(--line-2);color:var(--muted);font-size:14px}.loop-steps .n{font:600 12.5px/1 var(--mono);color:var(--accent)}.loop-steps strong{font:800 16px/1.25 var(--font)}@media(max-width:900px){.loop-steps{grid-template-columns:1fr 1fr}}.int-list{margin:0;display:grid;gap:12px}.int-list div{padding:18px 20px;border-radius:16px;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.int-list dt{display:flex;gap:10px;align-items:center;font:800 18px/1.25 var(--font);color:var(--ink)}.int-list dt .i{color:var(--indigo)}.int-list dd{margin:8px 0 0;color:var(--muted)}.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.problem{padding:24px 22px}.problem>.i{color:var(--night);width:40px;height:40px;padding:9px;border-radius:12px;background:var(--soft-warm)}.problem h3{font-size:18px;margin:16px 0 8px}.problem p{color:var(--muted);font-size:15px;margin:0}@media(max-width:1060px){.problem-grid{grid-template-columns:1fr 1fr}}@media(max-width:600px){.problem-grid{grid-template-columns:1fr}}.sequence{list-style:none;margin:0;padding:0;display:grid;gap:10px}.sequence li{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:18px;align-items:center;padding:18px 22px;border-radius:16px;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.sequence li>div{min-width:0;overflow-wrap:break-word;hyphens:auto}@media(max-width:480px){.sequence li{grid-template-columns:40px minmax(0,1fr) auto;gap:12px;padding:16px}.seq-n{font-size:24px!important}}.seq-n{font:800 30px/1 var(--font);color:var(--accent-strong);letter-spacing:-.03em}.sequence h3{font-size:19px;margin-bottom:4px}.sequence p{margin:0;color:var(--muted);font-size:15px}.seq-res{font:600 13px/1 var(--mono);color:var(--indigo);padding:7px 10px;border-radius:999px;background:var(--soft)}.status-note{display:flex;gap:12px;align-items:flex-start;margin-top:40px;padding:18px 20px;border-radius:16px;border:1.5px dashed var(--amber-deep);background:#e6f6fb;color:var(--ink-2)}.status-note .i{color:var(--amber-deep)}.article-grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:clamp(30px,5vw,80px);align-items:start}.article-grid>*,.split>*,.contact-grid>*,.page-hero-grid>*{min-width:0}.toc{position:sticky;top:calc(var(--header-h) + 24px);padding:18px;border-radius:16px;background:var(--surface);border:1px solid var(--line-2)}.toc p{font:700 12px/1 var(--font);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}.toc ol{margin:0;padding:0;padding-inline-start:18px;display:grid;gap:10px;font-size:14px;color:var(--ink-2)}.toc a:hover,.toc a.on{color:var(--ink);text-decoration:underline;text-decoration-color:var(--amber-deep);text-underline-offset:3px}.article{max-width:760px;min-width:0}.article section+section{margin-top:52px}.article h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:16px}.article ul{padding:0;list-style:none;display:grid;gap:12px;margin:0 0 1em}.article li{position:relative;padding-inline-start:22px;color:var(--ink-2)}.article li:before{content:"";position:absolute;inset-inline-start:0;top:.72em;width:9px;height:3px;border-radius:2px;background:var(--amber-deep)}.article-fig{margin:28px 0 0;border-radius:18px;overflow:hidden;background:var(--surface);border:1px solid var(--line-2)}.article-fig img{width:100%;max-height:520px;object-fit:cover}.article-fig figcaption{padding:10px 14px;font-size:13.5px;color:var(--muted)}.article .table-scroll{margin-top:24px}.article-fig.no-crop img{max-height:none;object-fit:contain}.article .feat-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}.article .feat-list li{display:grid;gap:4px;padding:16px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.article .feat-list li:before{display:none}.article .feat-list strong{font-size:15.5px}.article .feat-list span{color:var(--muted);font-size:15px;line-height:1.55}@media(max-width:600px){.article .feat-list{grid-template-columns:1fr}}@media(max-width:900px){.article-grid{grid-template-columns:1fr}.toc{position:static}}.chip-nav{position:sticky;top:var(--header-h);z-index:20;background:#fffffff7;border-block:1px solid var(--line-2)}.chip-nav .wrap{display:flex;gap:8px;overflow-x:auto;padding-block:12px;scrollbar-width:none}.chip-nav a{display:inline-flex;gap:8px;align-items:center;white-space:nowrap;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font:700 13.5px/1 var(--font);color:var(--ink-2);transition:color .2s,border-color .2s,background-color .2s}.chip-nav a .i{width:16px;height:16px;color:var(--indigo)}.chip-nav a:hover{border-color:var(--ink);color:var(--ink)}.chip-nav a.on{background:var(--night);border-color:var(--night);color:var(--bone)}.chip-nav a.on .i{color:var(--amber)}.apps .wrap{display:grid;gap:18px}.app{display:grid;grid-template-columns:170px minmax(0,1fr);gap:clamp(20px,4vw,56px);padding:clamp(26px,4vw,44px);border-radius:24px;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm);scroll-margin-top:calc(var(--header-h) + 80px)}.app-ic{display:flex;flex-direction:column;gap:14px;color:var(--indigo)}.app-ic .i{width:60px;height:60px;padding:12px;border-radius:18px;background:var(--soft);stroke-width:1.3}.app-ic span{font:600 13px/1 var(--mono);color:var(--muted)}.app h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:12px}.app p{color:var(--ink-2);font-size:16.5px;max-width:70ch}.ticks{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}.ticks li{display:flex;gap:10px;align-items:flex-start;color:var(--ink);font-size:15.5px}.ticks .i{color:var(--amber-deep);width:20px;height:20px;margin-top:2px;stroke-width:2.2}@media(max-width:700px){.app{grid-template-columns:1fr}.app-ic{flex-direction:row;align-items:center}.app-ic .i{width:48px;height:48px}}.film-page{background:var(--white)}.film-meta{margin-top:56px;grid-template-columns:minmax(0,7fr) minmax(0,5fr)}@media(max-width:900px){.film-meta{grid-template-columns:1fr}}.film-hero,.contact-hero{padding-bottom:12px}.film-page,.contact-sec{padding-top:40px}.transcript{list-style:none;margin:0;padding:0;display:grid;gap:4px}.transcript a{display:grid;grid-template-columns:56px 180px 1fr;gap:14px;padding:12px 14px;border-radius:12px;transition:background-color .2s}.transcript a:hover{background:var(--bone)}.transcript time{font:600 13px/1.5 var(--mono);color:var(--accent);direction:ltr;unicode-bidi:isolate}.transcript strong{font:800 15.5px/1.4 var(--font)}.transcript span{color:var(--muted);font-size:15px}.note{padding:26px}.note p{margin:18px 0 0}.note a{display:inline-flex;gap:8px;align-items:center;color:var(--ink);font-weight:700;text-decoration:underline;text-decoration-color:var(--amber-deep);text-underline-offset:3px}@media(max-width:700px){.transcript a{grid-template-columns:50px 1fr}.transcript span{grid-column:2}}.timeline{list-style:none;margin:0;padding:0;padding-inline-start:30px;position:relative;display:grid;gap:28px;max-width:820px}.timeline:before{content:"";position:absolute;inset-inline-start:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--indigo),var(--line))}.timeline li{position:relative}.tl-dot{position:absolute;inset-inline-start:-30px;top:4px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--indigo)}.timeline li.now .tl-dot{background:var(--amber);border-color:var(--amber-deep)}.timeline h3{font-size:20px;margin-bottom:6px}.timeline p{color:var(--muted);margin:0}.person{padding:30px}.about-hero+.principles{padding-top:clamp(24px,3vw,44px)}.principles{padding-bottom:clamp(48px,6vw,88px)}.custom-sec{background:var(--white)}.cap-card{padding:clamp(22px,3vw,34px)}.cap-card .ticks{margin:0;gap:16px}.cap-card .ticks li{font-size:16.5px;font-weight:600}.timeline.steps5{gap:30px}.person-mark{display:grid;place-items:center;width:76px;height:76px;border-radius:50%;background:var(--night);font:800 26px/1 var(--font);color:var(--bone)}.person h3{font-size:26px;margin:20px 0 4px}.person .role{font:600 13px/1 var(--mono);color:var(--accent);margin-bottom:16px}:lang(ar) .person .role,:lang(zh-CN) .person .role{font-family:var(--font)}.person p:last-child{color:var(--muted);margin:0}.people{display:grid;gap:20px;align-content:start}.contact-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(24px,4vw,56px);align-items:start}.form{padding:clamp(22px,3vw,36px)}.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px}.f{display:grid;gap:7px}.f.full{grid-column:1 / -1}.f span{font:700 14px/1.3 var(--font);color:var(--ink)}.f input,.f select,.f textarea{width:100%;min-height:48px;font:400 16px/1.4 var(--font);color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;transition:border-color .2s,box-shadow .2s}.f textarea{resize:vertical;min-height:130px}.f input::placeholder,.f textarea::placeholder{color:#64768e}.f input:focus,.f select:focus,.f textarea:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 4px #22c8e64d}.f input[aria-invalid=true],.f textarea[aria-invalid=true]{border-color:var(--amber-deep);box-shadow:0 0 0 4px #0e749029}[dir=rtl] .f input[type=email],[dir=rtl] .f input[type=tel],[dir=rtl] .f input[type=number]{direction:ltr;text-align:right}.hp{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.fit{display:grid;grid-template-columns:76px 1fr;gap:14px;align-items:center;margin:22px 0 6px;padding:14px;border-radius:14px;background:var(--surface-2);border:1px solid var(--line-2)}.fit strong{display:block;font:800 15px/1.2 var(--font)}.fit span{display:block;color:var(--ink-2);font-size:15px;margin-top:2px}.fit small{display:block;color:var(--muted);font-size:13px;margin-top:4px}.fit.ok span{color:var(--indigo);font-weight:700}.fit.out span{color:var(--night);font-weight:700}.fit-env{fill:var(--soft);stroke:var(--indigo);stroke-width:1.5;stroke-dasharray:3 3}.fit-veh{fill:#e6edf5;stroke:var(--steel);stroke-width:1.5;transition:r .4s var(--ease),fill .3s,stroke .3s}.fit.ok .fit-veh{fill:#d6e4f2;stroke:var(--indigo)}.fit.out .fit-veh{fill:var(--soft-warm);stroke:var(--amber-deep)}.f-consent{font-size:14px;color:var(--muted);margin:14px 0}.f-status{margin:14px 0 0;font-size:15px;font-weight:600}.f-status.ok{color:var(--indigo)}.f-status.err{color:var(--night);border-inline-start:3px solid var(--amber-deep);padding-inline-start:10px}.contact-side{display:grid;gap:12px}.contact-line{display:flex;gap:14px;align-items:flex-start;padding:18px;color:var(--ink);overflow-wrap:anywhere}.contact-line .i{color:var(--indigo);margin-top:2px}.contact-line small{display:block;font:700 12px/1 var(--font);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}@media(max-width:560px){.f-grid{grid-template-columns:1fr}}.nf{min-height:78svh;display:flex;align-items:center}.nf h1{font-size:clamp(38px,6vw,80px);line-height:1.05;letter-spacing:-.04em}.nf-langs{margin-top:26px;color:var(--muted)}.nf-langs a{color:var(--ink);font-weight:700;text-decoration:underline;text-decoration-color:var(--amber-deep);text-underline-offset:3px}.site-footer{position:relative;padding:64px 0 34px;overflow:hidden}.footer-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,5fr) minmax(0,3fr);gap:40px}.logo-lg{height:76px}.footer-brand p{color:var(--muted);font-size:14.5px;margin-top:18px;max-width:46ch}.footer-brand p strong{color:var(--ink)}.footer-support{font:600 13px/1.5 var(--font)!important;color:var(--muted)!important}.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-nav h2{font:700 12px/1 var(--font);letter-spacing:.12em;text-transform:uppercase;color:var(--amber);margin-bottom:16px}.footer-nav ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:14.5px;color:var(--muted)}.footer-nav a{display:inline-block;padding:3px 0}.footer-nav a:hover,.footer-contact a:hover,.footer-langs a:hover{color:var(--amber)}.footer-contact{overflow-wrap:anywhere;font-style:normal;display:grid;gap:14px;align-content:start;font-size:14.5px;color:var(--ink-2)}.footer-contact a{display:flex;gap:10px;align-items:flex-start}.footer-contact .i{color:var(--amber);width:18px;height:18px;margin-top:3px}.footer-langs{margin-top:40px}.footer-langs ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}.footer-langs a{display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border-radius:999px;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-2)}.footer-langs a[aria-current]{border-color:var(--amber);color:var(--bone)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}.footer-bottom p{margin:0}.footer-trace{position:absolute;left:0;right:0;bottom:0;width:100%;height:60px;pointer-events:none;opacity:.55}.footer-trace path{fill:none;stroke:var(--amber);stroke-width:1.5}@media(max-width:1000px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1 / -1}}@media(max-width:640px){.footer-grid,.footer-nav{grid-template-columns:1fr}}.lang-toast{position:fixed;inset-inline-end:16px;bottom:16px;z-index:70;display:flex;align-items:center;gap:10px;padding-block:12px;padding-inline:16px 12px;border-radius:14px;background:var(--night);color:var(--bone);box-shadow:var(--shadow-lg);font-size:14.5px}.lang-toast a{color:var(--amber);font-weight:700;text-decoration:underline;text-underline-offset:3px}.lang-toast button{border:0;background:none;cursor:pointer;color:#a9b0c2;width:36px;height:36px;border-radius:10px;display:grid;place-items:center}.lang-toast button:hover{background:#f5f8ff1a;color:var(--bone)}.lang-toast :focus-visible{outline-color:var(--amber)}.hero-title .hl{color:var(--accent-strong)}.hero-title:has(.hl){font-size:clamp(34px,3.4vw,52px);line-height:1.07}@media(max-width:600px){.hero-title:has(.hl){font-size:clamp(28px,8vw,40px)}}.proof-list.three{display:flex;flex-wrap:wrap;justify-content:center;gap:16px clamp(28px,6vw,96px)}.proof-list.three li{flex:0 1 auto}.proof-list.three li:last-child{grid-column:auto}.table-hint{display:none;align-items:center;gap:8px;margin:0 0 10px;font:600 13.5px/1.3 var(--font);color:var(--muted)}.table-hint .i{width:16px;height:16px;color:var(--cyan);animation:hint-nudge 1.8s ease-in-out infinite}@keyframes hint-nudge{50%{transform:translate(4px)}}[dir=rtl] .table-hint .i{transform:scaleX(-1);animation:none}@media(max-width:1100px){.table-hint{display:inline-flex}}@media(prefers-reduced-motion:reduce){.table-hint .i{animation:none}}.compare-sec .sec-head,.vs-sec .sec-head{margin-bottom:36px}@media(max-width:600px){.compare-sec .sec-head,.vs-sec .sec-head{margin-bottom:24px}}.vs-sec .vs-table{min-width:820px}.vs-sec .vs-table thead th:first-child{position:sticky;inset-inline-start:0;z-index:2}.big-numbers.four{grid-template-columns:repeat(4,minmax(0,1fr))}.big-numbers.four li{display:grid;align-content:start;gap:6px;padding:24px 22px 26px}.big-numbers.four b{flex-wrap:wrap;font-size:clamp(40px,3.8vw,58px)}.big-numbers .num{display:inline-block;min-width:calc(var(--w, 2) * .8ch);text-align:start}.big-numbers.four em.deg{font-size:1em;color:var(--ink);margin-inline-start:-2px}[dir=rtl] .big-numbers.four b{direction:rtl;justify-content:flex-start}[dir=rtl] .big-numbers.four em.deg{order:-1;margin-inline-start:0}[dir=rtl] .big-numbers .num{direction:ltr}.big-numbers.four em{font-size:max(.38em,19px)}.big-numbers em.pre{margin-inline-end:6px}.big-numbers.four strong{margin-top:10px;font:800 17px/1.3 var(--font);color:var(--ink)}.big-numbers.four li>span:not(.sr){color:var(--muted);font-size:14.5px;line-height:1.55}@media(max-width:1060px){.big-numbers.four{grid-template-columns:1fr 1fr}}@media(max-width:400px){.big-numbers.four{grid-template-columns:1fr}}.spec-foot{margin:14px 0 0;padding-top:14px;border-top:1px solid var(--line-2);font-size:14.5px;color:var(--muted)}.specs .tab-panel .spec-foot{margin-bottom:14px}.x1-hero.r2 h1{font-size:clamp(32px,3.6vw,50px)}.hero-sub{margin:16px 0 0;font:700 clamp(17px,1.5vw,21px)/1.4 var(--font);color:var(--ink-2);letter-spacing:-.01em}.hero-note-p{margin:18px 0 0;max-width:64ch;padding-inline-start:14px;border-inline-start:3px solid var(--line);color:var(--ink-2);font-size:16px}.mode-card .use-ic{margin-bottom:2px}.spec-table{border-radius:18px;border:1px solid var(--line-2);background:var(--surface);box-shadow:var(--shadow-sm);overflow:hidden}.spec-table th,.spec-table td{text-align:start;vertical-align:top;padding:15px 20px;border-bottom:1px solid var(--line-2)}.spec-table thead th{font:700 12.5px/1.3 var(--font);letter-spacing:.04em;text-transform:uppercase;color:var(--muted);background:var(--surface-2)}.spec-table tbody th{width:34%;font:700 15px/1.45 var(--font);color:var(--ink)}.spec-table td{color:var(--ink-2);font-size:15.5px}.spec-table tbody tr:last-child>*{border-bottom:0}@media(max-width:600px){.spec-table thead{display:none}.spec-table tr{display:block;padding:14px 16px;border-bottom:1px solid var(--line-2)}.spec-table tbody tr:last-child{border-bottom:0}.spec-table th,.spec-table td{display:block;width:auto;padding:0;border:0}.spec-table td{margin-top:4px}}.lab-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.49fr);gap:18px;margin-top:clamp(28px,4vw,48px);align-items:stretch}.lab-shot{margin:0;display:flex;flex-direction:column;border-radius:18px;overflow:hidden;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.lab-shot img{width:100%;flex:1 1 auto;min-height:0;object-fit:cover}.lab-shot.gui img{object-fit:contain;background:#0b1020}.lab-shot figcaption{padding:12px 16px;font-size:14px;color:var(--muted)}@media(max-width:800px){.lab-pair{grid-template-columns:1fr}.lab-shot.cabinet img{aspect-ratio:4 / 5;max-height:560px}}.def-card{display:grid;grid-template-columns:auto minmax(0,1fr);gap:20px;align-items:start;padding:clamp(22px,3vw,34px);border-inline-start:4px solid var(--amber-deep)}.def-card .answer{margin:0;padding:0;border:0;box-shadow:none;background:none;font-size:clamp(17px,1.4vw,19.5px)}.def-more{max-width:80ch;margin:24px 0 0;font-size:17px;color:var(--ink-2)}@media(max-width:600px){.def-card{grid-template-columns:1fr}}.int-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:stretch}.int-media{display:flex;flex-direction:column;min-width:0}.int-media .sec-head{margin-bottom:24px}.int-grid .int-list{grid-template-rows:repeat(4,1fr)}.gui-frame{position:relative;width:100%}.gui-live{flex:1 1 auto;display:flex;align-items:center;position:relative;margin:24px 0 0;border-radius:18px;overflow:hidden;background:#0b1020;box-shadow:var(--shadow-md)}.gui-live img{display:block;width:100%}.gui-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.gc{fill:none;stroke-width:1.6;vector-effect:non-scaling-stroke;opacity:.7}.gc-r{stroke:#44cfe4}.gc-p{stroke:#4ade80}.gc-y{stroke:#f4b23f}.gui-flow{animation:gui-flow 24s linear infinite}@keyframes gui-flow{to{transform:translate(-1950px)}}@media(prefers-reduced-motion:reduce){.gui-flow{animation:none}}@media(max-width:1200px){.int-grid{grid-template-columns:1fr}.int-grid .int-list{grid-template-rows:none;grid-template-columns:1fr 1fr}.gui-live{max-width:860px}}@media(max-width:700px){.int-grid .int-list{grid-template-columns:1fr}}.chip-nav.wrap-chips .wrap{flex-wrap:wrap;justify-content:center;overflow:visible}.chip-nav.wrap-chips .wrap{gap:6px}.chip-nav.wrap-chips a{padding:0 11px;font-size:13px;gap:6px}.apps.r2 .app{grid-template-columns:minmax(0,33%) minmax(0,1fr);align-items:start;scroll-margin-top:calc(var(--header-h) + 130px)}.app-kw{max-width:100%;margin-bottom:12px;line-height:1.45;letter-spacing:.08em;overflow-wrap:break-word;hyphens:auto}.app-kw>span{min-width:0}.app-kw .nb{white-space:nowrap}.app-fig{border-radius:16px;overflow:hidden;aspect-ratio:1 / 1;background:var(--soft);border:1px solid var(--line-2)}.film-summary .btn{text-decoration:none}.app-fig img{display:block;width:100%;height:100%;object-fit:cover}.apps.r2 .app{grid-template-columns:minmax(0,340px) minmax(0,1fr);align-items:center}@media(max-width:700px){.apps.r2 .app{grid-template-columns:minmax(0,1fr)}.app-fig{max-width:420px}}.contact-render{margin:0;border-radius:18px;overflow:hidden;background:var(--surface);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}.contact-render img{display:block;width:100%;height:auto}@media(max-width:760px){.chip-nav.wrap-chips{position:static}.apps.r2 .app{scroll-margin-top:calc(var(--header-h) + 16px)}}.film-summary>p{margin:14px 0 0;color:var(--ink-2)}.summary-links{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:22px}.summary-links .dl-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);text-decoration:underline;text-decoration-color:var(--amber-deep);text-underline-offset:3px}.summary-links .dl-link .i{transform:rotate(90deg)}.f-note{display:flex;gap:10px;align-items:flex-start;margin:4px 0 20px;padding:12px 14px;border-radius:12px;background:var(--soft);color:var(--ink-2);font-size:14.5px}.f-note .i{flex:none;width:20px;height:20px;margin-top:2px;color:var(--indigo)}.f-help{grid-column:1 / -1;margin:-8px 0 0;font-size:13.5px;color:var(--muted)}.f-group{margin:26px 0 14px;padding-top:18px;border-top:1px solid var(--line-2);font-size:17px}.chapters{grid-template-columns:repeat(6,minmax(0,1fr))}@media(max-width:900px){.chapters{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:520px){.chapters{grid-template-columns:repeat(2,minmax(0,1fr))}}.chapters .t,.loop-steps li,.transcript strong,.feature h3,.card h3{overflow-wrap:anywhere;hyphens:auto}.loop-steps{grid-template-columns:repeat(5,minmax(0,1fr))}@media(max-width:900px){.loop-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:380px){.loop-steps{grid-template-columns:minmax(0,1fr)}}