@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');
:root{--ink:#1b2930;--muted:#718087;--line:#e5ecea;--paper:#f7f9f8;--red:#ed343c;--green:#79bf35;--tiffany:#64cfca;--blue:#397dff;--shadow:0 18px 50px rgba(38,60,63,.08);--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:82px}body{margin:0;color:var(--ink);background:#fff;font-family:'Noto Sans SC',Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}.container{width:min(var(--max),calc(100% - 64px));margin:0 auto}
.site-header{height:78px;padding:0 max(32px,calc((100vw - var(--max))/2));display:flex;align-items:center;justify-content:space-between;gap:26px;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.93);backdrop-filter:blur(18px);border-bottom:1px solid rgba(226,235,232,.9)}.brand{display:flex;flex-direction:column;gap:2px;flex:none}.origin-mark{font:800 9px Manrope,sans-serif;letter-spacing:.22em;color:#34434a}.origin-mark small{font-size:6px;color:#98a5a8;margin-left:5px;letter-spacing:.18em}.wordmark,.footer-wordmark{font:800 23px Manrope,sans-serif;letter-spacing:-.08em;line-height:1}.wordmark i,.footer-wordmark i{font-style:normal;color:var(--red)}.wordmark b,.footer-wordmark b{color:var(--green)}.wordmark em,.footer-wordmark em{font-style:normal;color:var(--tiffany)}.main-nav{display:flex;align-items:center;gap:clamp(16px,2.2vw,32px);font-size:13px;color:#5d6b70;white-space:nowrap}.main-nav a:hover,.manual-link:hover{color:var(--red)}.header-actions{display:flex;align-items:center;gap:17px;font-size:12px;white-space:nowrap}.manual-link{color:#53646a}.header-buy{padding:12px 18px;background:var(--ink);color:white;border-radius:30px;font-weight:700}.header-buy span{margin-left:10px}.menu-btn,.mobile-nav{display:none}
.home{background:radial-gradient(ellipse at 77% 13%,rgba(100,207,202,.15),transparent 30%),linear-gradient(180deg,#f8fbfa 0%,#fff 85%);padding-bottom:36px}.hero{min-height:560px;display:grid;grid-template-columns:.92fr 1.08fr;align-items:center;position:relative;padding-top:20px}.hero-copy{position:relative;z-index:2;padding:36px 0 48px}.eyebrow,.section-tag{font-size:11px;font-weight:700;letter-spacing:.08em;color:#74848a}.brand-line{display:inline-block;width:28px;height:2px;vertical-align:middle;margin-right:9px;background:linear-gradient(90deg,var(--red),var(--green),var(--tiffany))}.hero h1{font-size:clamp(48px,5.4vw,76px);line-height:1.13;letter-spacing:-.075em;margin:24px 0 17px;font-weight:800}.hero h1 span{color:#66777d}.hero-desc{font-size:15px;line-height:2;color:#66767d;margin:0}.hero-actions{display:flex;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;gap:22px;padding:14px 20px;border-radius:28px;font-size:13px;font-weight:700;transition:.22s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--ink);color:#fff}.btn-primary:hover{background:#334b52}.btn-ghost{border:1px solid #d9e3e0;background:rgba(255,255,255,.72);color:#3d5057}.hero-specs{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:30px;color:#75848a;font-size:11px}.hero-specs strong{font:800 21px Manrope;color:#26373d;margin-right:4px}.hero-specs i{width:3px;height:3px;border-radius:50%;background:#b8c4c2}.hero-visual{height:540px;position:relative;display:flex;align-items:center;justify-content:center;isolation:isolate}.hero-aura{position:absolute;width:82%;height:85%;border-radius:50%;background:radial-gradient(ellipse,#fff 0%,rgba(223,242,237,.72) 42%,rgba(223,242,237,0) 72%);z-index:-2}.hero-ring{position:absolute;border:1px solid rgba(100,207,202,.2);border-radius:50%;transform:rotate(-20deg);z-index:-1}.ring-one{width:80%;height:52%}.ring-two{width:93%;height:65%;border-color:rgba(121,191,53,.12);transform:rotate(22deg)}.robot-cutout{height:94%;max-width:88%;object-fit:contain;filter:drop-shadow(0 26px 30px rgba(34,53,57,.14));position:relative;z-index:1}.float-label{position:absolute;z-index:2;background:rgba(255,255,255,.9);border:1px solid #e5eeeb;box-shadow:0 10px 28px rgba(38,65,65,.07);border-radius:30px;padding:10px 15px;color:#5a6b70;font-size:10px}.label-top{right:0;top:19%}.label-top b{display:inline-block;width:6px;height:6px;background:var(--green);border-radius:50%;margin-right:7px}.label-bottom{left:1%;bottom:13%;letter-spacing:.04em}.label-bottom span:nth-child(1){color:var(--red);font-weight:800}.label-bottom span:nth-child(2){color:var(--green);font-weight:800}.label-bottom span:nth-child(3){color:#42b8b2;font-weight:800}
.home-buy{background:rgba(255,255,255,.9);border:1px solid #e6eeeb;border-radius:22px;padding:23px 24px 16px;box-shadow:var(--shadow)}.buy-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:16px}.buy-heading h2{font-size:25px;letter-spacing:-.05em;margin:5px 0 0}.buy-heading p{font-size:11px;color:#7a898e;margin:0 0 4px}.kit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.kit-card{border:1px solid #e7eeec;border-radius:15px;padding:14px 15px 12px;background:#fff;min-width:0;transition:.2s}.kit-card:hover{transform:translateY(-3px);box-shadow:0 13px 30px rgba(38,60,63,.07)}.kit-base{border-color:#f0d2d2;background:linear-gradient(135deg,#fff 50%,#fff8f8)}.kit-card-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.pill{font-size:9px;padding:5px 9px;border-radius:20px;font-weight:700}.pill-red{background:#fff0f0;color:#d94c52}.pill-green{background:#f1f8e9;color:#689e36}.pill-blue{background:#eaf8f7;color:#409c97}.kit-no{font:700 9px Manrope;color:#aab6b7;letter-spacing:.08em}.kit-art{height:104px;border-radius:10px;margin:11px 0;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.robot-art{background:radial-gradient(ellipse,#eef6f3,#f7f9f8 70%)}.robot-art img{height:120%;max-width:90%;object-fit:contain;filter:drop-shadow(0 8px 12px rgba(35,55,58,.12))}.edu-art{background:linear-gradient(135deg,#f3f8ed,#eaf3e2)}.edu-symbol{width:68px;height:68px;border-radius:18px;background:#fff;display:grid;place-items:center;color:#78ad3f;font-size:32px;font-weight:700;box-shadow:0 10px 24px rgba(75,115,45,.1);transform:rotate(-7deg)}.edu-lines{position:absolute;width:90px;height:50px;border:1px solid rgba(121,191,53,.22);border-radius:50%;transform:rotate(25deg)}.ai-art{background:linear-gradient(135deg,#eff9f8,#e5f4f2)}.ai-orb{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#fff,#a6e4df 60%,#63c9c2);box-shadow:0 10px 28px rgba(74,170,163,.2);color:#287f7b;font:800 19px Manrope}.ai-chip{position:absolute;width:30px;height:30px;border:1px solid rgba(65,169,162,.4);border-radius:8px;transform:rotate(35deg)}.chip-a{left:27%;top:22%}.chip-b{right:25%;bottom:17%}.kit-card-title{display:flex;justify-content:space-between;align-items:end;gap:8px}.kit-card-title h3{font-size:15px;margin:0 0 2px}.kit-card-title small{font:600 9px Manrope;color:#8b999c}.kit-card-title>strong{font-size:12px;color:#4c5c62;white-space:nowrap}.kit-card>p{font-size:10px;line-height:1.75;color:#77858a;min-height:35px;margin:9px 0}.kit-tags{display:flex;flex-wrap:wrap;gap:5px;margin:9px 0 11px}.kit-tags span{font-size:9px;color:#718086;background:#f3f6f5;padding:5px 7px;border-radius:5px}.kit-choose{display:flex;width:100%;justify-content:space-between;align-items:center;border:0;border-top:1px solid #edf1ef;padding:10px 0 0;background:none;color:#40545a;font-size:10px;font-weight:700;cursor:pointer;text-align:left}.kit-choose b{font-size:15px;color:var(--red)}.pack-toggle[aria-pressed="true"]{color:#3d8b83}.pack-toggle[aria-pressed="true"] b{color:var(--green)}.selection-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;border-top:1px solid #edf1ef;margin-top:13px;padding-top:12px}.selection-bar>div{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}.selection-bar span,.selection-bar small{font-size:9px;color:#8a989b}.selection-bar strong{font-size:12px}.selection-cta{font-size:11px;font-weight:700;color:#3e555a}.selection-cta b{color:var(--red);margin-left:7px}.home-bottom{display:flex;align-items:center;justify-content:space-between;gap:22px;border-top:1px solid #edf1ef;margin-top:13px;padding-top:12px}.for-whom{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.home-bottom-label{font-size:9px;color:#9aa5a7;margin-right:3px}.for-whom b{font-size:9px;font-weight:600;color:#5f7177;background:#f3f6f5;border-radius:20px;padding:6px 9px}.open-source-shortcut{display:flex;align-items:center;gap:10px}.source-icon{width:32px;height:32px;border-radius:9px;background:#edf8f6;color:#4d9b92;display:grid;place-items:center;font:700 13px Manrope}.open-source-shortcut span:nth-child(2){display:flex;flex-direction:column;gap:3px}.open-source-shortcut b{font-size:10px}.open-source-shortcut small{font-size:8px;color:#89969a}.open-source-shortcut>strong{font-size:10px;color:#4c938a;margin-left:7px}
.section{padding:94px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:36px;margin-bottom:32px}.section-head h2{font-size:clamp(31px,3.5vw,45px);line-height:1.28;letter-spacing:-.065em;margin:9px 0 0}.section-head>p{max-width:440px;font-size:12px;line-height:2;color:#718087;margin:0 0 4px}.product-section{background:#fff}.product-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.product-image{height:440px;border-radius:18px;background:radial-gradient(ellipse at center,#eaf4f1 0%,#f7f9f8 70%);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.product-image img{height:94%;max-width:82%;object-fit:contain;filter:drop-shadow(0 18px 25px rgba(35,56,60,.1))}.image-caption{position:absolute;bottom:17px;left:20px;font:700 9px Manrope;letter-spacing:.15em;color:#98a6a7}.product-info{display:flex;flex-direction:column;gap:12px}.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;flex:1}.spec{border:1px solid #e7eeec;border-radius:13px;padding:22px 18px;display:flex;flex-direction:column;justify-content:center}.spec small{font-size:10px;color:#859296}.spec strong{font:800 27px Manrope;margin:8px 0 3px;color:#26383e}.spec span{font-size:10px;color:#77868a}.product-note{background:#f6f9f8;border-radius:13px;padding:18px 20px}.product-note b{font-size:12px}.product-note p{font-size:10px;line-height:1.9;color:#718087}.product-note a{font-size:10px;font-weight:700;color:#4b8f87}
.motion-section{background:#f6f9f8}.motion-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:18px}.motion-tabs{display:flex;flex-direction:column;gap:9px}.motion-tab{display:grid;grid-template-columns:34px 1fr;grid-template-rows:auto auto;column-gap:10px;align-content:center;text-align:left;border:1px solid #e5ece9;background:#fff;border-radius:12px;padding:16px 17px;cursor:pointer;min-height:83px}.motion-tab>span{grid-row:1/3;font:700 12px Manrope;color:#9ba9aa;align-self:center}.motion-tab b{font-size:12px}.motion-tab small{font-size:9px;color:#8a989b;margin-top:4px}.motion-tab.active{border-color:#9ed6d0;background:#f1faf8;box-shadow:inset 3px 0 var(--tiffany)}.video-placeholder{position:relative;min-height:275px;border-radius:16px;background:linear-gradient(135deg,#e5efec,#f5f8f7);overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#536a70}.video-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.55) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.55) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(transparent,#000)}.play-mark{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--red);box-shadow:0 8px 22px rgba(38,62,62,.1);z-index:1}.video-placeholder b,.video-placeholder small{z-index:1}.video-placeholder b{font-size:13px}.video-placeholder small{font-size:9px;color:#87979a}
.resources-section{background:#fff}.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.resource-card{display:flex;align-items:flex-start;gap:15px;border:1px solid #e6edeb;border-radius:14px;padding:21px 18px;min-height:155px;transition:.2s}.resource-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c9ded9}.resource-icon{width:43px;height:43px;flex:none;border-radius:11px;background:#fff1f1;color:#d94c52;display:grid;place-items:center;font-size:12px;font-weight:800}.resource-green{background:#f1f8e9;color:#6d9e3c}.resource-blue{background:#eaf8f7;color:#449d97}.resource-card h3{font-size:14px;margin:1px 0 7px}.resource-card p{font-size:10px;line-height:1.8;color:#78868b;margin:0 0 11px}.resource-card small{font-size:10px;color:#4b938a;font-weight:700}
.open-section{background:linear-gradient(180deg,#f7faf9,#f1f7f5)}.open-intro{display:grid;grid-template-columns:1fr .9fr;gap:22px;align-items:center;background:#fff;border:1px solid #e3ece8;border-radius:19px;padding:28px 30px;box-shadow:var(--shadow)}.open-kicker{font:700 9px Manrope;letter-spacing:.15em;color:#6b9c96}.open-intro h3{font-size:29px;line-height:1.35;letter-spacing:-.05em;margin:12px 0}.open-intro p{font-size:11px;line-height:1.9;color:#748187;max-width:470px;margin:0 0 18px}.open-visual{background:linear-gradient(135deg,#f2f8f6,#eaf4f1);border-radius:14px;padding:17px 18px}.open-visual-top{display:flex;justify-content:space-between;font-size:9px;color:#8b999c;border-bottom:1px solid #dce9e4;padding-bottom:11px}.flow-list{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.flow-item{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.75);border:1px solid #e2ece7;border-radius:9px;padding:10px}.flow-item i{font:700 10px Manrope;color:#5c9f96;font-style:normal}.flow-item span{display:flex;flex-direction:column;gap:3px}.flow-item b{font-size:10px}.flow-item small{font:9px Manrope;color:#8b999c}.open-media-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:15px}.open-media{height:160px;border-radius:13px;background:linear-gradient(135deg,#e9f1ef,#f7faf9);border:1px solid #e3ece8;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#526970}.open-media>span{font-size:9px;color:#89999c}.media-symbol{font-size:24px;color:#64b9b1}.open-media b{font-size:11px}.open-media small{font-size:9px;color:#93a0a3}.open-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;padding-top:15px;color:#879497;font-size:10px}.open-footer a{font-weight:700;color:#4b938a}
.order-section{background:#fff}.order-card{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:center;background:#f7f9f8;border:1px solid #e5ece9;border-radius:20px;padding:34px 38px}.order-card h2{font-size:32px;line-height:1.35;letter-spacing:-.06em;margin:12px 0}.order-card>div:first-child>p{font-size:11px;line-height:1.9;color:#718087;max-width:520px}.order-notes{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.order-notes span{font-size:9px;color:#5f7779;background:#eaf2ef;padding:7px 10px;border-radius:20px}.order-side{text-align:center}.qr-placeholder{width:160px;height:160px;margin:0 auto 9px;background:#fff;border:1px dashed #a9c8c0;border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;color:#6a9990}.qr-placeholder span{font-size:9px}.qr-placeholder b{font-size:14px}.qr-placeholder small{font-size:8px;color:#9aabaa}.order-side>p{font-size:10px;color:#61767a}.order-side>small{font-size:9px;line-height:1.7;color:#8a989b;display:block}.order-side>a{display:inline-block;margin-top:11px;font-size:10px;color:#4b938a;font-weight:700}
.footer{background:#f7f9f8;border-top:1px solid #e8efec;padding:30px 0 24px}.footer-inner{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}.footer-wordmark{font-size:23px}.footer-inner p{font-size:10px;line-height:1.8;color:#7d8b8e}.footer-links{display:flex;gap:19px;flex-wrap:wrap;font-size:10px;color:#627278}.footer-inner>small{grid-column:1/-1;border-top:1px solid #e6edeb;padding-top:13px;color:#9aa5a7;font-size:9px}
@media(max-width:1050px){.main-nav{gap:14px;font-size:11px}.header-actions{gap:10px}.hero{min-height:500px}.hero-visual{height:490px}.kit-card{padding:12px}.kit-card>p{min-height:52px}.kit-card-title h3{font-size:13px}.kit-card-title>strong{font-size:10px}}
@media(max-width:800px){.container{width:min(100% - 38px,var(--max))}.site-header{height:68px;padding:0 19px}.main-nav,.manual-link{display:none}.header-actions{margin-left:auto}.header-buy{padding:10px 14px;font-size:11px}.menu-btn{display:block;border:0;background:none;font-size:22px;color:var(--ink);padding:4px}.mobile-nav{position:fixed;top:68px;left:0;right:0;z-index:49;background:rgba(255,255,255,.98);padding:10px 22px 18px;box-shadow:0 15px 25px rgba(30,50,50,.1);display:none;flex-direction:column}.mobile-nav.open{display:flex}.mobile-nav a{padding:12px 0;border-bottom:1px solid #edf1ef;font-size:13px}.hero{grid-template-columns:1fr;min-height:0;padding-top:28px}.hero-copy{padding:16px 0 0}.hero h1{font-size:clamp(43px,10vw,58px);margin:18px 0 12px}.hero-desc{font-size:12px}.hero-actions{margin-top:20px;flex-wrap:wrap}.btn{padding:12px 15px;font-size:11px}.hero-specs{margin-top:20px;gap:9px;font-size:9px}.hero-specs strong{font-size:17px}.hero-visual{height:390px;margin-top:-5px}.robot-cutout{height:100%;max-width:84%}.label-top{right:0;top:13%}.label-bottom{left:0;bottom:8%}.home-buy{padding:17px 14px 13px;border-radius:16px}.buy-heading{display:block}.buy-heading h2{font-size:21px}.buy-heading p{margin:7px 0 0;font-size:10px}.kit-grid{grid-template-columns:1fr;gap:9px}.kit-card{padding:12px}.kit-art{height:95px;float:left;width:94px;margin:8px 12px 8px 0}.kit-card-title{min-height:42px}.kit-card>p{min-height:0;clear:both;padding-top:7px}.kit-tags{clear:both}.selection-bar{align-items:flex-start}.selection-bar>div{gap:6px}.selection-bar small{flex-basis:100%}.home-bottom{align-items:flex-start;flex-direction:column}.open-source-shortcut{width:100%;border-top:1px solid #edf1ef;padding-top:11px}.open-source-shortcut>strong{margin-left:auto}.section{padding:65px 0}.section-head{display:block;margin-bottom:22px}.section-head h2{font-size:30px}.section-head>p{font-size:11px;margin-top:10px}.product-layout{grid-template-columns:1fr}.product-image{height:330px}.spec{padding:16px 13px}.spec strong{font-size:22px}.motion-layout{grid-template-columns:1fr}.motion-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.motion-tab{padding:11px 8px;min-height:75px;grid-template-columns:22px 1fr;column-gap:5px}.motion-tab b{font-size:10px}.motion-tab small{font-size:8px}.video-placeholder{min-height:220px}.resource-grid{grid-template-columns:1fr;gap:9px}.resource-card{min-height:0;padding:16px}.open-intro{grid-template-columns:1fr;padding:20px 17px;gap:16px}.open-intro h3{font-size:24px}.flow-list{grid-template-columns:1fr 1fr}.open-media-grid{grid-template-columns:1fr;gap:8px}.open-media{height:125px}.open-footer{align-items:flex-start;flex-direction:column}.order-card{grid-template-columns:1fr;padding:24px 19px;gap:18px}.order-card h2{font-size:27px}.footer-inner{grid-template-columns:1fr}.footer-links{gap:13px}.footer-inner>small{grid-column:1}}
@media(max-width:390px){.hero h1{font-size:42px}.hero-visual{height:330px}.hero-specs{flex-wrap:wrap}.kit-card-title h3{font-size:12px}.kit-card-title>strong{font-size:9px}.selection-cta{white-space:nowrap}.for-whom{gap:5px}.for-whom b{font-size:8px}.open-source-shortcut small{font-size:7px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* V1.3.1 readability and section-order refinement */
.kits-section{background:linear-gradient(180deg,#f7faf9 0%,#ffffff 100%);padding-top:76px;padding-bottom:82px}
.kits-section .home-buy{width:100%;margin:0 auto}
.eyebrow,.section-tag{font-size:13px;color:#53636a;letter-spacing:.045em}
.main-nav{font-size:14px;color:#46565d}
.header-actions{font-size:13px}
.hero-desc{font-size:17px;color:#4d5d64;line-height:1.9}
.hero-specs{font-size:13px;color:#4f6067}
.float-label{font-size:12px;color:#405158}
.buy-heading p{font-size:13px;color:#53636a}
.pill{font-size:11px}
.kit-no{font-size:10px;color:#78878c}
.kit-card-title small{font-size:11px;color:#526168}
.kit-card>p{font-size:13px;line-height:1.8;color:#4f5e64}
.kit-tags span{font-size:11px;color:#4d5d63}
.kit-choose{font-size:12px;color:#34484f}
.selection-bar span,.selection-bar small{font-size:11px;color:#53636a}
.selection-bar strong{font-size:14px}
.selection-cta{font-size:13px;color:#344b51}
.home-bottom-label{font-size:11px;color:#58696f}
.for-whom b{font-size:11px;color:#43565d}
.open-source-shortcut b{font-size:12px}
.open-source-shortcut small{font-size:10px;color:#52636a}
.section-head>p{font-size:14px;line-height:1.9;color:#4f6067}
.spec small{font-size:12px;color:#526168}
.spec span{font-size:12px;color:#53636a}
.product-note b{font-size:14px}
.product-note p{font-size:13px;line-height:1.85;color:#4f5e64}
.product-note a{font-size:12px}
.image-caption{font-size:10px;color:#65757a}
.motion-tab b{font-size:14px}
.motion-tab small{font-size:11px;color:#53636a}
.motion-tab>span{font-size:13px;color:#64757b}
.video-placeholder b{font-size:15px}
.video-placeholder small{font-size:12px;color:#52636a}
.resource-card p{font-size:13px;line-height:1.8;color:#4f5e64}
.resource-card small{font-size:12px}
.open-kicker{font-size:11px;color:#4d7d77}
.open-intro p{font-size:13px;line-height:1.85;color:#4f5e64}
.open-visual-top{font-size:11px;color:#53636a}
.flow-item b{font-size:12px}
.flow-item small{font-size:11px;color:#52636a}
.open-media>span{font-size:11px;color:#53636a}
.open-media b{font-size:13px}
.open-media small{font-size:11px;color:#53636a}
.open-footer{font-size:12px;color:#53636a}
.order-card>div:first-child>p{font-size:13px;line-height:1.85;color:#4f5e64}
.order-notes span{font-size:11px;color:#40575a}
.qr-placeholder span{font-size:11px}
.qr-placeholder small{font-size:10px;color:#53636a}
.order-side>p{font-size:12px;color:#435a60}
.order-side>small{font-size:11px;line-height:1.75;color:#53636a}
.order-side>a{font-size:12px}
.footer-inner p{font-size:12px;color:#526168}
.footer-links{font-size:12px;color:#46575e}
.footer-inner>small{font-size:10px;color:#65757a}
@media(max-width:800px){
  .hero-desc{font-size:15px}
  .hero-specs{font-size:12px}
  .buy-heading p{font-size:12px}
  .kit-card>p{font-size:13px}
  .kit-tags span{font-size:11px}
  .selection-bar span,.selection-bar small{font-size:11px}
  .home-bottom-label,.for-whom b{font-size:11px}
  .open-source-shortcut b{font-size:12px}
  .open-source-shortcut small{font-size:10px}
  .section-head>p{font-size:13px}
  .spec small,.spec span{font-size:12px}
  .product-note p{font-size:13px}
  .motion-tab b{font-size:11px}
  .motion-tab small{font-size:10px}
  .resource-card p{font-size:13px}
  .open-intro p{font-size:13px}
  .flow-item b{font-size:12px}
  .flow-item small{font-size:10px}
  .order-card>div:first-child>p{font-size:13px}
  .footer-inner p,.footer-links{font-size:12px}
}
@media(max-width:390px){
  .for-whom b{font-size:10px}
  .open-source-shortcut small{font-size:9px}
}


/* V1.3.2: RL and learning resources unified; video slots per learning module */
.main-nav a{white-space:nowrap}
.open-section{padding-top:82px;padding-bottom:88px;background:linear-gradient(180deg,#f7faf9 0%,#f1f7f5 100%)}
.open-section .section-head{margin-bottom:28px}
.open-section .section-head>p{max-width:470px}
.open-intro{margin-bottom:22px}
.rl-module-list{display:flex;flex-direction:column;gap:14px;margin-top:18px}
.rl-module{display:grid;grid-template-columns:.78fr 1.22fr;gap:24px;align-items:center;padding:22px 24px;background:#fff;border:1px solid #e2ebe7;border-radius:17px;box-shadow:0 10px 28px rgba(38,65,58,.045)}
.rl-module:nth-child(even){grid-template-columns:1.22fr .78fr}
.rl-module:nth-child(even) .rl-module-copy{order:2}
.rl-module:nth-child(even) .rl-video-slot{order:1}
.rl-module-copy{padding:8px 4px}
.rl-module-no{display:inline-flex;align-items:center;gap:8px;color:#4e958b;font:700 11px Manrope,sans-serif;letter-spacing:.07em}
.rl-module-copy h3{font-size:22px;line-height:1.45;letter-spacing:-.035em;color:#26383e;margin:10px 0 8px}
.rl-module-copy p{font-size:14px;line-height:1.9;color:#52636a;margin:0;max-width:440px}
.rl-module-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}
.rl-module-tags span{font-size:11px;color:#4c6569;background:#f0f6f4;border:1px solid #e2ece8;border-radius:20px;padding:6px 10px}
.rl-video-slot{position:relative;min-height:250px;aspect-ratio:16/9;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#e6efed,#f4f8f7);border:1px solid #dfe9e5;color:#526970}
.rl-video-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.65) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.65) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(transparent,#000 22%,#000 82%,transparent)}
.rl-video-label{position:absolute;left:15px;top:13px;font-size:11px;font-weight:700;color:#647a7d;letter-spacing:.04em}
.rl-play{z-index:1;width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:#fff;color:#e34b50;box-shadow:0 8px 24px rgba(43,65,62,.12);padding-left:3px}
.rl-video-slot>b,.rl-video-slot>small{z-index:1}
.rl-video-slot>b{font-size:14px;color:#33474d}
.rl-video-slot>small{font-size:11px;color:#64767a}
.resource-subsection{margin-top:54px;padding-top:34px;border-top:1px solid #dce8e3;scroll-margin-top:90px}
.resource-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:18px}
.resource-heading h3{font-size:25px;line-height:1.4;margin:8px 0 0;color:#26383e;letter-spacing:-.04em}
.resource-heading>p{font-size:13px;line-height:1.8;color:#53646a;max-width:440px;margin:0 0 3px}
.resource-subsection .resource-card{background:rgba(255,255,255,.86);min-height:150px}
.resource-subsection .resource-card p{font-size:13px;line-height:1.8;color:#52636a}
.resource-subsection .resource-card small{font-size:12px}
.open-footer{margin-top:15px}
@media(max-width:800px){
  .open-section{padding-top:62px;padding-bottom:66px}
  .rl-module,.rl-module:nth-child(even){grid-template-columns:1fr;gap:14px;padding:17px}
  .rl-module:nth-child(even) .rl-module-copy,.rl-module:nth-child(even) .rl-video-slot{order:initial}
  .rl-module-copy h3{font-size:20px}
  .rl-module-copy p{font-size:13px}
  .rl-video-slot{min-height:0}
  .resource-heading{align-items:flex-start;flex-direction:column;gap:8px}
  .resource-heading h3{font-size:22px}
  .resource-heading>p{font-size:13px}
  .resource-subsection{margin-top:38px;padding-top:27px}
}
@media(max-width:480px){
  .rl-module{padding:14px}
  .rl-module-copy h3{font-size:18px}
  .rl-video-slot>b{font-size:12px}
  .rl-video-slot>small{font-size:10px}
  .rl-video-label{font-size:10px}
}


/* V1.3.3 hero cinematic video intro */
.hero-home{background:
  radial-gradient(circle at 78% 26%, rgba(100,207,202,.16), transparent 28%),
  radial-gradient(circle at 90% 10%, rgba(121,191,53,.09), transparent 20%),
  linear-gradient(180deg,#f6faf8 0%, #f7faf9 48%, #ffffff 100%);
  padding-bottom:18px;overflow:hidden}
.hero-cinematic{grid-template-columns:.8fr 1.2fr;gap:24px;min-height:620px;padding-top:8px;align-items:center}
.hero-copy-focused{padding:30px 0 36px;max-width:520px;animation:heroCopyIn .8s ease-out both}
.hero-copy-focused .eyebrow{margin-bottom:10px}
.hero-copy-focused h1{display:flex;flex-direction:column;gap:10px;margin:14px 0 14px;font-size:clamp(40px,5vw,68px);line-height:1.02;letter-spacing:-.07em}
.hero-copy-focused h1 strong{font:800 clamp(50px,6vw,84px) / .95 Manrope, 'Noto Sans SC', sans-serif;color:#1d2d34;letter-spacing:-.07em}
.hero-copy-focused h1 span{font-size:clamp(24px,2.5vw,34px);line-height:1.3;color:#5c6d72;font-weight:700;letter-spacing:-.045em}
.hero-copy-focused .hero-desc{font-size:16px;line-height:1.85;color:#54646b;margin:0}
.hero-stage{position:relative;height:100%;display:flex;align-items:center;justify-content:center;animation:heroStageIn 1s ease-out both}
.hero-video-shell{position:relative;width:min(100%,760px);aspect-ratio:16/11;border-radius:32px;overflow:hidden;background:linear-gradient(135deg, rgba(255,255,255,.72), rgba(226,242,238,.82));border:1px solid rgba(222,235,231,.92);box-shadow:0 28px 90px rgba(57,88,88,.12)}
.hero-video-shell::before{content:'';position:absolute;inset:-14% -10% auto auto;width:58%;height:58%;background:radial-gradient(circle, rgba(255,255,255,.95) 0%, rgba(255,255,255,0) 70%);pointer-events:none;z-index:2}
.hero-video-shell::after{content:'';position:absolute;inset:0;background:
  linear-gradient(90deg, rgba(246,250,248,1) 0%, rgba(246,250,248,.62) 10%, rgba(246,250,248,0) 28%, rgba(246,250,248,0) 73%, rgba(246,250,248,.35) 88%, rgba(246,250,248,.78) 100%),
  linear-gradient(180deg, rgba(246,250,248,.3) 0%, rgba(246,250,248,0) 16%, rgba(246,250,248,0) 82%, rgba(246,250,248,.58) 100%);
  pointer-events:none;z-index:2}
.hero-video{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.98) contrast(1.02) brightness(1.02)}
.hero-video-overlay{position:absolute;inset:0;background:
  radial-gradient(circle at 50% 55%, rgba(255,255,255,0) 0%, rgba(255,255,255,0) 50%, rgba(247,250,249,.36) 78%, rgba(247,250,249,.9) 100%),
  radial-gradient(circle at 22% 46%, rgba(100,207,202,.12) 0%, rgba(100,207,202,0) 35%),
  radial-gradient(circle at 86% 32%, rgba(121,191,53,.08) 0%, rgba(121,191,53,0) 26%);
  mix-blend-mode:screen;pointer-events:none;z-index:1}
.hero-stage-caption{position:absolute;left:18px;bottom:16px;font:700 11px Manrope,sans-serif;letter-spacing:.14em;text-transform:uppercase;color:#7b8b90;z-index:3;padding:8px 11px;border-radius:20px;background:rgba(255,255,255,.8);border:1px solid rgba(224,234,231,.9);backdrop-filter:blur(8px)}
@keyframes heroCopyIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@keyframes heroStageIn{from{opacity:0;transform:translateX(18px) scale(.985)}to{opacity:1;transform:translateX(0) scale(1)}}
@media(max-width:1100px){.hero-cinematic{grid-template-columns:1fr;gap:8px;min-height:unset;padding-top:18px}.hero-copy-focused{max-width:none;padding-bottom:8px}.hero-copy-focused h1 strong{font-size:clamp(48px,9vw,78px)}.hero-copy-focused h1 span{font-size:clamp(22px,4vw,30px)}.hero-stage{justify-content:flex-start}.hero-video-shell{width:100%;aspect-ratio:16/10}}
@media(max-width:800px){.hero-home{padding-bottom:8px}.hero-cinematic{padding-top:4px}.hero-copy-focused .hero-desc{font-size:15px}.hero-copy-focused h1{gap:8px}.hero-copy-focused h1 strong{font-size:clamp(40px,12vw,62px)}.hero-copy-focused h1 span{font-size:clamp(20px,6vw,26px)}.hero-video-shell{border-radius:24px;aspect-ratio:16/12}.hero-stage-caption{font-size:10px;left:12px;bottom:12px}}
@media(max-width:480px){.hero-copy-focused{padding-top:16px}.hero-copy-focused .hero-desc{font-size:14px}.hero-video-shell{border-radius:20px;aspect-ratio:16/13}.hero-video-shell::after{background:linear-gradient(180deg, rgba(246,250,248,.26) 0%, rgba(246,250,248,0) 15%, rgba(246,250,248,0) 86%, rgba(246,250,248,.65) 100%)}}


/* V1.3.4: keep layout, blend hero video into page background with minimal visible frame */
.hero-home{background:
  radial-gradient(circle at 74% 20%, rgba(100,207,202,.12), transparent 24%),
  radial-gradient(circle at 88% 12%, rgba(121,191,53,.08), transparent 16%),
  radial-gradient(circle at 70% 46%, rgba(255,255,255,.72), transparent 30%),
  linear-gradient(180deg,#f6faf8 0%, #f7faf9 52%, #ffffff 100%);}
.hero-stage{position:relative}
.hero-stage::before{content:'';position:absolute;inset:3% -4% -2% -2%;background:radial-gradient(circle at 60% 48%, rgba(223,242,237,.86) 0%, rgba(223,242,237,.55) 24%, rgba(223,242,237,.18) 46%, rgba(223,242,237,0) 72%);filter:blur(24px);z-index:0;pointer-events:none}
.hero-video-shell{background:transparent !important;border:none !important;box-shadow:none !important;border-radius:0 !important;overflow:visible !important;width:min(100%,780px);}
.hero-video-shell::before{display:none !important}
.hero-video-shell::after{content:'';position:absolute;inset:-4% -4%;background:
 radial-gradient(circle at 50% 50%, rgba(247,250,249,0) 0%, rgba(247,250,249,0) 47%, rgba(247,250,249,.16) 68%, rgba(247,250,249,.68) 88%, rgba(247,250,249,.96) 100%),
 linear-gradient(90deg, rgba(246,250,248,1) 0%, rgba(246,250,248,.88) 6%, rgba(246,250,248,.26) 13%, rgba(246,250,248,0) 23%, rgba(246,250,248,0) 77%, rgba(246,250,248,.22) 87%, rgba(246,250,248,.78) 95%, rgba(246,250,248,1) 100%),
 linear-gradient(180deg, rgba(246,250,248,.72) 0%, rgba(246,250,248,.14) 10%, rgba(246,250,248,0) 22%, rgba(246,250,248,0) 78%, rgba(246,250,248,.16) 90%, rgba(246,250,248,.78) 100%);pointer-events:none;z-index:2;mix-blend-mode:normal}
.hero-video{border:none !important;border-radius:0 !important;display:block;width:100%;height:100%;object-fit:cover;filter:saturate(.97) contrast(1.01) brightness(1.02);mask-image:radial-gradient(circle at 50% 50%, #000 0%, #000 54%, rgba(0,0,0,.95) 66%, rgba(0,0,0,.72) 78%, rgba(0,0,0,.34) 88%, transparent 100%);-webkit-mask-image:radial-gradient(circle at 50% 50%, #000 0%, #000 54%, rgba(0,0,0,.95) 66%, rgba(0,0,0,.72) 78%, rgba(0,0,0,.34) 88%, transparent 100%)}
.hero-video-overlay{inset:-2%;background:
 radial-gradient(circle at 50% 52%, rgba(255,255,255,0) 0%, rgba(255,255,255,0) 49%, rgba(247,250,249,.10) 72%, rgba(247,250,249,.44) 86%, rgba(247,250,249,.88) 100%),
 radial-gradient(circle at 24% 46%, rgba(100,207,202,.10) 0%, rgba(100,207,202,0) 34%),
 radial-gradient(circle at 84% 34%, rgba(121,191,53,.08) 0%, rgba(121,191,53,0) 26%);mix-blend-mode:screen;z-index:1}
.hero-stage-caption{background:rgba(255,255,255,.65);border:1px solid rgba(232,238,236,.75);box-shadow:0 8px 20px rgba(49,78,77,.06)}
@media(max-width:1100px){.hero-video-shell{width:100%;}.hero-video-shell::after{inset:-2% -2%}}
@media(max-width:800px){.hero-stage::before{inset:4% -5% -2% -5%;filter:blur(18px)}.hero-video{mask-image:radial-gradient(circle at 50% 50%, #000 0%, #000 58%, rgba(0,0,0,.88) 74%, rgba(0,0,0,.42) 88%, transparent 100%);-webkit-mask-image:radial-gradient(circle at 50% 50%, #000 0%, #000 58%, rgba(0,0,0,.88) 74%, rgba(0,0,0,.42) 88%, transparent 100%)}}

/* V1.3.5 fullscreen video, no frame. Colors matched to source video's cool grey background. */
:root{--hero-cool-grey:#d9dbe3;--hero-cool-light:#eff0f4}
.site-header{background:rgba(238,239,244,.92);border-color:rgba(190,194,205,.35)}
.hero-home.hero-fullscreen{position:relative;isolation:isolate;min-height:calc(100svh - 78px);padding:0;background:var(--hero-cool-grey);overflow:hidden;display:flex;align-items:stretch}
.hero-fullscreen .hero-bg-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center center;z-index:-3;display:block;background:var(--hero-cool-grey)}
.hero-fullscreen .hero-video-tint{position:absolute;inset:0;z-index:-2;pointer-events:none;background:linear-gradient(90deg,rgba(218,219,228,.48) 0%,rgba(220,221,230,.24) 23%,rgba(224,226,233,.05) 46%,transparent 65%)}
.hero-fullscreen .hero-overlay-layout{width:min(var(--max),calc(100% - 64px));min-height:calc(100svh - 78px);display:flex;align-items:center;justify-content:flex-start;padding-top:0;padding-bottom:0;position:relative;z-index:1}
.hero-fullscreen .hero-copy-focused{max-width:520px;width:48%;padding:32px 0;animation:none}
.hero-fullscreen .hero-copy-focused h1 strong{color:#263039;text-shadow:0 2px 12px rgba(250,250,253,.22)}
.hero-fullscreen .hero-copy-focused h1 span{color:#4b5665}
.hero-fullscreen .hero-copy-focused .hero-desc{color:#4f5b69}
.hero-fullscreen .hero-copy-focused .eyebrow,.hero-fullscreen .hero-specs{color:#4e5b69}
.hero-fullscreen .hero-copy-focused .btn-ghost{background:rgba(243,244,247,.62);border-color:rgba(111,124,140,.28);color:#33424b}
.hero-fullscreen .hero-delayed{opacity:0;visibility:hidden;transform:translateY(18px);pointer-events:none}
.hero-fullscreen .hero-delayed.is-visible{visibility:visible;opacity:1;transform:translateY(0);pointer-events:auto;transition:opacity .9s ease,transform .9s ease,visibility 0s}
@media(max-width:1100px){.hero-fullscreen .hero-overlay-layout{display:flex;min-height:calc(100svh - 78px);padding:0}.hero-fullscreen .hero-copy-focused{width:55%;max-width:480px}.hero-fullscreen .hero-bg-video{object-position:55% center}}
@media(max-width:800px){.hero-home.hero-fullscreen{min-height:calc(100svh - 64px)}.hero-fullscreen .hero-overlay-layout{min-height:calc(100svh - 64px);width:calc(100% - 40px)}.hero-fullscreen .hero-bg-video{object-position:60% center}.hero-fullscreen .hero-copy-focused{width:80%;max-width:420px;padding:22px 0}.hero-fullscreen .hero-video-tint{background:linear-gradient(90deg,rgba(216,219,229,.67),rgba(220,223,232,.32) 66%,rgba(220,223,232,.12))}}
@media(max-width:480px){.hero-fullscreen .hero-bg-video{object-position:58% center}.hero-fullscreen .hero-overlay-layout{align-items:flex-start;padding-top:18vh}.hero-fullscreen .hero-copy-focused{width:100%;max-width:360px}.hero-fullscreen .hero-copy-focused h1 strong{font-size:clamp(38px,10vw,54px)}.hero-fullscreen .hero-copy-focused h1 span{font-size:clamp(21px,6vw,27px)}.hero-fullscreen .hero-video-tint{background:linear-gradient(180deg,rgba(220,221,230,.65) 0%,rgba(222,224,234,.25) 52%,transparent 100%)}}
@media(prefers-reduced-motion:reduce){.hero-fullscreen .hero-delayed.is-visible{transition:none}}


/* V1.3.6: unify section background with cool neutral video backdrop */
:root{--unified-page:#e7e7ed;--unified-cool:#e4e6ed;--unified-line:rgba(100,109,129,.11)}
html,body,main{background:var(--unified-page)}
.site-header{background:rgba(231,231,237,.93);border-bottom-color:var(--unified-line)}
/* Every chapter uses one continuous canvas; individual content cards remain white for legibility. */
.home.hero-home.hero-fullscreen,.motion-section,.product-section,.kits-section,.open-section,.order-section,.footer{background:var(--unified-page)!important}
.hero-home.hero-fullscreen{background:var(--unified-page)!important}
.hero-fullscreen .hero-bg-video{background:var(--unified-page)}
.hero-fullscreen::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:clamp(130px,24vh,285px);pointer-events:none;z-index:0;background:linear-gradient(180deg,rgba(231,231,237,0) 0%,rgba(231,231,237,.17) 28%,rgba(231,231,237,.64) 69%,var(--unified-page) 100%)}
.hero-fullscreen .hero-video-tint{background:linear-gradient(90deg,rgba(231,231,237,.40) 0%,rgba(231,231,237,.24) 22%,rgba(231,231,237,.04) 46%,transparent 66%)}
.hero-fullscreen .hero-overlay-layout{z-index:1}
/* A restrained transition in spacing instead of alternating color blocks. */
.section{border-top:1px solid rgba(255,255,255,.18)}
.section-head,.open-intro,.resource-subsection{position:relative}
.home-buy,.open-intro,.order-card{background:rgba(255,255,255,.77)}
.product-image{background:radial-gradient(ellipse at center,#eef0f2 0%,#e7e7ed 79%)}
.video-placeholder,.rl-video-slot{background:linear-gradient(135deg,#e1e5e9,#edf0f1)}
.footer{border-top:1px solid var(--unified-line)}
@media(max-width:800px){.hero-fullscreen .hero-video-tint{background:linear-gradient(90deg,rgba(231,231,237,.56),rgba(231,231,237,.27) 65%,rgba(231,231,237,.06))}}
@media(max-width:480px){.hero-fullscreen .hero-video-tint{background:linear-gradient(180deg,rgba(231,231,237,.52) 0%,rgba(231,231,237,.16) 52%,transparent 100%)}}

/* V1.3.7: real video in RL sections */
.rl-video-slot.rl-video-live{padding:0;background:#e7e7ed;border-color:#d9dfe4;min-height:0;aspect-ratio:16/9}
.rl-video-live video{display:block;width:100%;height:100%;object-fit:contain;background:#e7e7ed;border-radius:inherit;position:absolute;inset:0}
.rl-video-live video:focus-visible{outline:3px solid #65bdb3;outline-offset:2px}

/* V1.3.8 product specs and XGO-inspired system & training architecture */
.spec strong em{font-size:.52em;font-style:normal;letter-spacing:0;font-weight:700;color:#68767c}
.product-layout{align-items:stretch}
.product-info .spec-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.product-info .spec{padding:17px 12px;min-width:0}
.product-info .spec strong{font-size:clamp(18px,2vw,26px);white-space:nowrap}
.product-info .spec span{font-size:12px}
.product-note{margin-top:2px}
.detail-intro{margin:42px 0 20px;display:flex;align-items:flex-end;justify-content:space-between;gap:30px}
.detail-intro h3{font-size:clamp(23px,2.8vw,34px);letter-spacing:-.04em;margin:8px 0 0}
.detail-intro>p{font-size:13px;line-height:1.85;color:#53636a;max-width:515px;margin:0}
.detail-pack-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.detail-pack{background:rgba(255,255,255,.78);border:1px solid #d8dee0;border-radius:18px;overflow:hidden;box-shadow:0 12px 30px rgba(40,51,60,.04)}
.detail-pack-head{padding:20px 20px 16px;background:linear-gradient(145deg,#f0f4f5,#fafbfc);border-bottom:1px solid #e1e7e9}
.detail-pack:nth-child(2) .detail-pack-head{background:linear-gradient(145deg,#f0f6eb,#fafbfc)}
.detail-pack:nth-child(3) .detail-pack-head{background:linear-gradient(145deg,#eaf5f4,#fafbfc)}
.detail-pack-index{color:#4f777d;font-size:12px;font-weight:700}
.detail-pack h4{font-size:22px;margin:9px 0 4px;letter-spacing:-.04em}
.detail-pack-head small{color:#607078;font-size:11px}
.detail-pack ul{list-style:none;padding:12px 18px 18px;margin:0}
.detail-pack li{border-bottom:1px solid #edf0f1;padding:11px 2px;display:flex;flex-direction:column;gap:5px}
.detail-pack li:last-child{border:0}
.detail-pack li b{color:#283d45;font-size:13px}
.detail-pack li span{color:#56686f;font-size:12px;line-height:1.6}
.detail-disclaimer{font-size:12px;color:#5b6b71;line-height:1.8;margin:13px 0 0}
.arch-section{margin-bottom:32px}
.arch-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin:0 0 17px}
.arch-head h3{font-size:clamp(23px,3vw,34px);line-height:1.3;letter-spacing:-.045em;margin:8px 0 0}
.arch-head>p{max-width:410px;font-size:13px;color:#55666c;line-height:1.8;margin:0}
.arch-canvas{background:#f9fafb;border-radius:20px;border:1px solid #d9e1e3;box-shadow:0 20px 54px rgba(57,71,79,.08);padding:26px 28px;position:relative;overflow:hidden}
.arch-canvas:before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(110,145,145,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(110,145,145,.045) 1px,transparent 1px);background-size:34px 34px;pointer-events:none}
.arch-caption{position:relative;display:flex;justify-content:space-between;color:#6e8489;font-size:12px;border-bottom:1px solid #e4ebec;padding-bottom:13px;font-weight:700}
.arch-system{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 112px minmax(0,1.2fr);gap:14px;align-items:stretch;margin-top:19px}
.arch-part{background:rgba(237,244,245,.8);border:1px solid #dae6e7;border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:12px}
.arch-robot{background:rgba(233,246,243,.8);border-color:#cde4df}
.arch-label{color:#4f7077;font-size:13px;font-weight:800;letter-spacing:.02em;margin-bottom:4px}
.arch-sys-box{display:flex;align-items:center;gap:15px;background:#fff;padding:16px;border-radius:12px;border:1px solid #d8e3e5;min-width:0;box-shadow:0 5px 16px rgba(30,52,60,.035)}
.arch-sys-box.soft{background:#f8fbfa}
.arch-sys-box strong{display:block;font-size:16px;color:#263d45;line-height:1.5}
.arch-sys-box small{display:block;color:#5f7178;font-size:12px;line-height:1.7;margin-top:3px}
.arch-ico{flex:none;display:grid;place-items:center;width:39px;height:39px;border-radius:10px;color:#438d87;background:#e6f4f0;font-size:22px;font-weight:700}
.arch-system-arrow{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;text-align:center;color:#4c777b;font-size:12px}
.arch-system-arrow b{font-size:38px;color:#4caaa2;line-height:1.5}
.arch-system-arrow small{font-size:12px;color:#61757a;font-weight:700}
.arch-branch{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.arch-branch .arch-sys-box{padding:12px;gap:9px}
.arch-branch .arch-sys-box strong{font-size:13px}
.arch-branch .arch-sys-box small{font-size:11px}
.arch-branch .arch-ico{width:32px;height:32px;font-size:18px}
.arch-execution{border:1px solid #c7e3da}
.arch-extra{position:relative;display:flex;align-items:center;gap:14px;background:#eff7f4;border:1px dashed #badad1;border-radius:12px;padding:15px 18px;margin-top:14px}
.arch-extra-icon{font-size:24px;font-weight:700;color:#60a99c}
.arch-extra div{display:flex;gap:4px;flex-direction:column;flex:1}
.arch-extra b{font-size:14px;color:#2c4747}
.arch-extra span{font-size:12px;color:#61757a}
.arch-extra>small{color:#648078;font-size:12px}
.flow-head{margin-top:38px}
.training-flow{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));align-items:center;gap:0}
.train-node{grid-column:span 1;background:#fff;border:1px solid #dce5e6;border-radius:15px;min-height:154px;padding:16px 10px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;text-align:center;transition:transform .2s,box-shadow .2s;min-width:0}
.train-node:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(50,70,74,.12)}
.train-node:nth-of-type(1){border-top:4px solid #ed343c}.train-node:nth-of-type(2){border-top:4px solid #79bf35}.train-node:nth-of-type(3){border-top:4px solid #64cfca}.train-node:nth-of-type(4){border-top:4px solid #7da4ca}.train-node:nth-of-type(5){border-top:4px solid #6ea6a0}
.train-node-no{font:800 11px Manrope,sans-serif;color:#7a9195}.train-glyph{font-size:28px;line-height:1.15;color:#65a79c}
.train-node b{font-size:14px;color:#26383e;white-space:nowrap}.train-node small{font-size:11px;color:#63767e;white-space:nowrap}
.train-arrow{font-size:23px;color:#7aa7a4;text-align:center}
/* Explicit grid placement so each flow card has breathing room */
.training-flow{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr);gap:8px}
.arch-summary{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:14px;padding:18px 21px;border-radius:13px;background:#eaf4f1;border:1px solid #d5e9e3}
.arch-summary div{display:flex;flex-direction:column;gap:5px}.arch-summary b{font-size:14px}.arch-summary span{font-size:12px;color:#536970;line-height:1.7}.arch-summary a{font-size:12px;color:#257c76;font-weight:800;white-space:nowrap}
.arch-footnote{font-size:12px;color:#65757c;margin:11px 0 0;line-height:1.8}
.rl-module{scroll-margin-top:100px}
@media(max-width:980px){.product-layout{grid-template-columns:1fr}.product-info .spec-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.detail-pack-grid{grid-template-columns:1fr 1fr}.detail-pack:last-child{grid-column:span 2}.arch-system{grid-template-columns:1fr;gap:10px}.arch-system-arrow{flex-direction:row}.arch-system-arrow b{transform:rotate(90deg)}.training-flow{grid-template-columns:repeat(5,minmax(0,1fr));gap:9px}.train-arrow{display:none}.train-node{min-height:142px}}
@media(max-width:700px){.detail-intro,.arch-head,.resource-heading{display:block}.detail-intro>p,.arch-head>p{margin-top:10px}.detail-pack-grid{grid-template-columns:1fr}.detail-pack:last-child{grid-column:auto}.product-info .spec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.arch-canvas{padding:18px 14px}.arch-part{padding:13px}.arch-branch{grid-template-columns:1fr}.arch-extra{flex-wrap:wrap}.arch-extra>small{flex-basis:100%;padding-left:37px}.training-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.train-node{min-height:132px}.train-node b{font-size:13px}.train-node small{font-size:10px}.arch-summary{align-items:flex-start;flex-direction:column}.arch-summary a{white-space:normal}}

/* V1.3.9 compact vertical rhythm across sections */
.section{padding-top:58px;padding-bottom:62px}
.kits-section,.open-section{padding-top:56px;padding-bottom:60px}
.section-head{margin-bottom:23px}
.product-layout{gap:14px}
.product-image{height:405px}
.detail-intro{margin:26px 0 14px}
.detail-pack-grid{gap:11px}
.detail-pack-head{padding:16px 17px 13px}
.detail-pack li{padding:8px 2px}
.motion-layout{gap:13px}
.open-section .section-head{margin-bottom:21px}
.arch-section{margin-bottom:22px}
.arch-head{margin-bottom:12px}
.arch-canvas{padding:20px 23px}
.arch-system{margin-top:13px;gap:11px}
.arch-part{padding:15px;gap:9px}
.arch-sys-box{padding:13px}
.flow-head{margin-top:25px}
.training-flow{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr) 28px minmax(0,1fr);gap:8px}
.train-node{min-height:132px;padding:12px 8px}
.train-node:nth-of-type(3){border-top:4px solid #7da4ca}
.train-node:nth-of-type(4){border-top:4px solid #6ea6a0}
.rl-module-list{gap:12px;margin-top:14px}
.rl-module{padding:18px 21px;gap:18px}
.resource-subsection{margin-top:33px;padding-top:24px}
.resource-heading{margin-bottom:12px}
.order-section{padding-top:58px;padding-bottom:64px}
@media(max-width:980px){.training-flow{grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.train-arrow{display:none}}
@media(max-width:700px){.section,.kits-section,.open-section,.order-section{padding-top:42px;padding-bottom:46px}.section-head{margin-bottom:17px}.product-image{height:320px}.arch-canvas{padding:15px 12px}.training-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.rl-module{padding:14px}.resource-subsection{margin-top:27px}}

/* V1.4.0 official-presentation cleanup and tighter rhythm */
.section,.kits-section,.open-section,.order-section{padding-top:34px;padding-bottom:38px}
.section-head,.open-section .section-head{margin-bottom:14px}
.section-head h2{margin-top:6px}
.product-layout{gap:12px}.product-image{height:370px}
.detail-intro{margin:16px 0 10px}.detail-intro h3{margin-top:5px}
.detail-pack-grid{gap:9px}.detail-pack-head{padding:12px 14px 9px}
.detail-pack li{padding:6px 2px}
.motion-layout{gap:11px}.motion-tab{min-height:72px;padding:11px 13px}
.arch-section{margin-bottom:14px}.arch-head{margin-bottom:9px}
.arch-canvas{padding:13px 16px}.arch-system{margin-top:9px;gap:9px}
.arch-part{padding:10px;gap:7px}.arch-sys-box{padding:10px}
.arch-extra{margin-top:9px;padding:10px 12px}.flow-head{margin-top:15px}
.train-node{min-height:116px;padding:9px 6px}.arch-summary{margin-top:9px;padding:12px 14px}
.rl-module-list{gap:9px;margin-top:10px}.rl-module{padding:13px 16px;gap:14px}
.rl-module-copy h3{margin:5px 0 7px}.rl-module-tags{margin-top:10px}
.rl-video-slot{min-height:210px}.resource-subsection{margin-top:19px;padding-top:16px}
.resource-heading{margin-bottom:10px}.resource-grid{gap:10px}
.resource-subsection .resource-card{min-height:120px;padding:15px}
.order-card{padding:25px 30px;grid-template-columns:1fr minmax(220px, .5fr)}
.motion-product-visual{min-height:250px;background:radial-gradient(ellipse at 50% 40%,#f9fcfb,#e3ebe9);border:1px solid #dce5e4;border-radius:16px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.motion-product-visual img{height:245px;width:auto;max-width:67%;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(34,53,57,.14))}
.motion-product-caption{position:absolute;left:19px;bottom:14px;display:flex;flex-direction:column;gap:4px}
.motion-product-caption b{font-size:15px;color:#31474b}.motion-product-caption span{font-size:12px;color:#596d71}
.rl-deploy-visual{min-height:225px;aspect-ratio:16/9;border-radius:12px;background:radial-gradient(ellipse at center,#f8fbfa,#e4eeeb);border:1px solid #dfe8e5;display:flex;align-items:center;justify-content:center;gap:24px;padding:20px;overflow:hidden}
.rl-deploy-visual img{height:210px;max-width:44%;object-fit:contain;filter:drop-shadow(0 10px 16px rgba(34,53,57,.12))}
.rl-deploy-copy{display:flex;flex-direction:column;gap:10px}.rl-deploy-copy strong{font-size:19px;color:#29474a}.rl-deploy-copy span{font-size:13px;color:#52716d}
.order-public-links{display:flex;flex-direction:column;gap:12px;justify-content:center}
.order-public-links a{display:block;padding:14px 16px;border:1px solid #d5e5df;border-radius:12px;background:#fff;color:#2e6f6c;font-size:14px;font-weight:700;transition:transform .2s}
.order-public-links a:hover{transform:translateY(-2px);border-color:#9fcac0}
@media(max-width:980px){.section,.kits-section,.open-section,.order-section{padding-top:30px;padding-bottom:34px}.product-image{height:310px}.order-card{grid-template-columns:1fr}}
@media(max-width:700px){.section,.kits-section,.open-section,.order-section{padding-top:25px;padding-bottom:27px}.section-head{margin-bottom:12px}.arch-canvas{padding:11px}.product-image{height:290px}.rl-module{padding:11px}.rl-video-slot{min-height:0}.rl-deploy-visual{min-height:190px;padding:11px}.rl-deploy-visual img{height:165px}.rl-deploy-copy strong{font-size:16px}.order-card{padding:18px}.resource-subsection{margin-top:16px}}


/* V1.4.1 开da计划：延续浅灰冷白背景、珊瑚红与品牌三色 */
.co-create-section{padding-top:34px!important;padding-bottom:44px!important;background:var(--site-bg,#e7e7ed)}
.co-create-panel{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(310px,.72fr);gap:clamp(24px,4vw,66px);align-items:center;border:1px solid rgba(209,213,219,.72);border-radius:20px;padding:clamp(26px,3.3vw,48px);background:linear-gradient(115deg,rgba(255,255,255,.65),rgba(245,245,248,.90));box-shadow:0 16px 48px rgba(39,46,61,.04);overflow:hidden;position:relative}
.co-create-panel::before{content:'';position:absolute;width:420px;height:420px;border-radius:50%;right:14%;top:-250px;background:radial-gradient(circle,rgba(100,207,202,.10),transparent 70%);pointer-events:none}
.co-create-content,.co-create-action{position:relative;z-index:1}
.co-create-kicker{letter-spacing:.1em}
.co-create-content h2{font-size:clamp(24px,2.75vw,37px);line-height:1.38;color:#273540;letter-spacing:-.055em;margin:13px 0 14px}
.co-create-content h2>span{display:block;color:#3d4b55}
.co-da{color:#ed343c}
.co-create-slogan{font-size:clamp(15px,1.35vw,18px);font-weight:700;color:#4d5c65;line-height:1.7;margin:0 0 10px}
.co-create-slogan strong{color:#df3e49}
.co-create-description{max-width:570px;color:#58656d;font-size:13px;line-height:1.85;margin:0}
.co-create-topics{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}
.co-create-topics span{background:rgba(237,52,60,.07);color:#ac4249;border:1px solid rgba(237,52,60,.10);border-radius:7px;padding:8px 11px;font-size:12px;font-weight:650}
.co-create-links{margin-top:22px}
.co-text-link{color:#364f57;font-size:13px;font-weight:750;background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:5px}
.co-text-link:hover{color:#dc3644}
.co-create-action{background:rgba(255,255,255,.88);border:1px solid #e1e5e9;border-radius:15px;padding:24px;box-shadow:0 10px 26px rgba(41,50,61,.05)}
.co-action-top{display:flex;align-items:center;gap:8px;color:#3d4b56;font-size:13px;font-weight:750}
.co-action-dot{width:8px;height:8px;background:#79bf35;border-radius:50%}
.co-action-mark{font:800 15px Manrope,sans-serif;color:#b1bcc3;letter-spacing:-.02em;margin-left:auto}
.co-create-action>p{color:#5b6872;font-size:13px;line-height:1.8;margin:15px 0 18px}
.co-mini-fields{display:grid;gap:8px;margin-bottom:16px}
.co-mini-fields span{background:#f8f9fb;border:1px solid #e5e8eb;border-radius:7px;padding:9px 12px;color:#859097;font-size:12px}
.co-primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:8px;background:#d92e3d;color:white;padding:13px 18px;font-size:13px;font-weight:750;cursor:pointer;transition:background .2s,transform .2s}
.co-primary-btn:hover{background:#bc2132;transform:translateY(-1px)}
.co-create-action>.co-primary-btn{width:100%}
.co-create-action>small{display:block;margin-top:11px;font-size:11px;line-height:1.55;color:#697780}
.co-dialog{width:min(720px,calc(100% - 28px));max-height:min(90vh,900px);border:1px solid #dae0e3;border-radius:18px;background:#f8f9fb;padding:clamp(20px,3vw,30px);color:#2b3c46;box-shadow:0 30px 85px rgba(25,36,45,.22)}
.co-dialog::backdrop{background:rgba(27,39,49,.46);backdrop-filter:blur(6px)}
.co-dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:20px}
.co-dialog-head h2{font-size:clamp(22px,3vw,28px);line-height:1.35;margin:8px 0;color:#263840}
.co-dialog-head p{font-size:13px;line-height:1.7;color:#67757e;margin:0}
.co-dialog-close{flex:none;border:1px solid #e0e5e8;background:#fff;color:#41515b;font-size:25px;line-height:1;width:36px;height:36px;border-radius:50%;cursor:pointer}
.co-field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.co-field{display:flex;flex-direction:column;gap:7px;color:#3d4c57;font-weight:650;font-size:13px}
.co-field>span{display:inline;color:#dc3344}
.co-field-wide{grid-column:1/-1}
.co-field input,.co-field textarea{width:100%;min-width:0;border:1px solid #d8e0e3;border-radius:9px;background:#fff;padding:12px 13px;font:400 13px 'Noto Sans SC',Arial,sans-serif;color:#25343c;outline:none;transition:border-color .2s,box-shadow .2s}
.co-field textarea{resize:vertical;min-height:118px}
.co-field input:focus,.co-field textarea:focus{border-color:#d75c67;box-shadow:0 0 0 3px rgba(218,51,64,.10)}
.co-form-disclosure,.co-showcase-note{font-size:12px;line-height:1.8;color:#64717a;margin:16px 0}
.co-form-actions{display:flex;justify-content:flex-end;gap:10px;align-items:center}
.co-secondary-btn{background:#fff;color:#485862;border:1px solid #dce2e6;border-radius:8px;padding:12px 18px;cursor:pointer;font-size:13px}
.co-form-status{font-size:12px;color:#347b64;min-height:0;margin:10px 0 0}
.co-showcase-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.co-showcase-grid article{background:#fff;border:1px solid #e0e6e9;border-radius:12px;padding:17px 14px;min-height:168px}
.co-showcase-grid article span{color:#5a9f9a;font:750 10px Manrope,sans-serif}
.co-showcase-grid h3{font-size:16px;color:#30424a;margin:14px 0 8px}
.co-showcase-grid p{font-size:12px;line-height:1.7;color:#617079;margin:0}
@media(max-width:850px){.co-create-panel{grid-template-columns:1fr;gap:22px}.co-create-action{max-width:none}.co-create-content h2>span{display:inline}}
@media(max-width:600px){.co-create-section{padding-top:22px!important;padding-bottom:26px!important}.co-create-panel{padding:20px;border-radius:14px}.co-create-content h2{font-size:25px}.co-create-topics{margin-top:14px;gap:6px}.co-create-topics span{font-size:11px;padding:7px}.co-create-links{margin-top:16px}.co-create-action{padding:18px}.co-field-grid{grid-template-columns:1fr}.co-showcase-grid{grid-template-columns:1fr}.co-showcase-grid article{min-height:0}.co-dialog{padding:18px}.co-form-actions{flex-wrap:wrap}}

/* V1.4.2: configuration audience line after removing external shortcut */
.kits-section .home-bottom{justify-content:flex-start}


/* V1.4.3 product versions refined */
.product-version-panel{padding:20px 18px 18px;border-radius:20px;background:rgba(255,255,255,.86);border:1px solid #e8ecef;box-shadow:0 14px 40px rgba(42,58,70,.05)}
.version-heading{margin-bottom:14px}
.version-heading p{max-width:420px}
.kit-grid-refined{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.refined-card{padding:0;border:1px solid #e6e8ed;border-radius:14px;background:linear-gradient(180deg,#ffffff 0%,#fcfcfd 100%);box-shadow:0 10px 28px rgba(34,46,58,.045);overflow:hidden;display:flex;flex-direction:column}
.refined-card:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(34,46,58,.08)}
.refined-visual{height:185px;display:flex;align-items:flex-end;justify-content:center;padding:18px 16px 0;background:linear-gradient(180deg,#f8f8fb 0%,#ffffff 72%);position:relative}
.refined-visual::after{content:'';position:absolute;inset:auto 18px 12px; height:26px; background:radial-gradient(ellipse, rgba(145,150,170,.20) 0%, rgba(145,150,170,0) 72%); filter:blur(7px)}
.refined-visual img{height:150px;max-width:100%;object-fit:contain;position:relative;z-index:1;filter:drop-shadow(0 10px 16px rgba(33,43,54,.08))}
.refined-body{padding:14px 18px 18px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;flex:1}
.refined-title h3{margin:0;font-size:22px;line-height:1.35;letter-spacing:-.04em;color:#202a33}
.refined-title small{display:block;margin-top:7px;font-size:13px;line-height:1.55;color:#66737c}
.refined-highlight{min-height:66px;display:flex;flex-direction:column;justify-content:center;gap:7px}
.refined-highlight strong{font-size:16px;color:#202b35;letter-spacing:-.02em}
.refined-highlight span{font-size:13px;line-height:1.6;color:#4f5e67}
.refined-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 6px;margin-top:2px}
.refined-meta span{font-size:12px;color:#64727c;background:#f5f6fa;border:1px solid #eceff4;border-radius:999px;padding:6px 10px}
.refined-cta{margin-top:auto;display:flex;align-items:center;justify-content:center;width:100%;min-height:44px;border-radius:10px;font-size:14px;font-weight:700;transition:.22s;cursor:pointer;border:1.5px solid #e34b50;background:#fff;color:#e34b50}
.refined-cta.primary{background:linear-gradient(180deg,#ef4a4f 0%,#e4373d 100%);color:#fff;border-color:#e4373d;box-shadow:0 10px 20px rgba(227,75,80,.18)}
.refined-cta.primary:hover{background:linear-gradient(180deg,#f05559 0%,#dd3037 100%)}
.refined-cta.secondary:hover{background:#fff5f5;color:#dc4147}
.refined-selection{margin-top:14px;padding-top:14px}
.card-base .refined-title h3{font-size:24px}
@media(max-width:1024px){.kit-grid-refined{grid-template-columns:1fr;gap:12px}.refined-card{flex-direction:row;align-items:stretch}.refined-visual{width:35%;min-width:220px;height:auto;padding:16px 10px 6px}.refined-visual img{height:138px}.refined-body{align-items:flex-start;text-align:left;justify-content:center}.refined-meta{justify-content:flex-start}.refined-cta{max-width:260px}.card-base .refined-title h3,.refined-title h3{font-size:20px}}
@media(max-width:680px){.product-version-panel{padding:16px 12px}.refined-card{flex-direction:column}.refined-visual{width:100%;min-width:0;height:170px;padding:14px 12px 0}.refined-visual img{height:135px}.refined-body{padding:14px}.refined-title h3,.card-base .refined-title h3{font-size:18px}.refined-title small,.refined-highlight span{font-size:12px}.refined-highlight strong{font-size:15px}.refined-cta{font-size:13px;min-height:42px;max-width:none}}
\n\n/* V1.4.4 · 产品价格与卡片细节 */\n.kit-grid-refined{align-items:stretch;gap:15px}\n.kit-grid-refined .refined-card{height:100%;border:1px solid #e2e5eb;box-shadow:0 12px 30px rgba(39,51,63,.06)}\n.kit-grid-refined .refined-visual{height:193px;padding-top:12px;background:linear-gradient(180deg,#fafafd 0%,#fff 84%)}\n.kit-grid-refined .refined-visual img{height:158px}\n.kit-grid-refined .refined-body{width:100%;padding:16px 17px 18px;gap:12px}\n.kit-grid-refined .refined-title{min-height:64px;display:flex;flex-direction:column;justify-content:center}\n.kit-grid-refined .refined-title h3{font-size:20px;line-height:1.35}\n.kit-grid-refined .refined-title small{font-size:12px;margin-top:5px}\n.kit-grid-refined .refined-price{min-height:65px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}\n.kit-grid-refined .refined-price-value{font:800 35px/1.08 Manrope,'Noto Sans SC',sans-serif;letter-spacing:-.055em;color:#243038;font-variant-numeric:tabular-nums}\n.kit-grid-refined .refined-price-value small{font-size:19px;font-weight:700;color:#e23f4b;vertical-align:5px;margin-right:3px}\n.kit-grid-refined .refined-price-caption{font-size:11px;line-height:1.45;color:#687780}\n.kit-grid-refined .refined-price-consult{font-size:18px;font-weight:800;color:#293740;letter-spacing:-.025em}\n.kit-grid-refined .refined-highlight{min-height:63px;gap:5px}\n.kit-grid-refined .refined-highlight strong{font-size:14px}\n.kit-grid-refined .refined-highlight span{font-size:12px;color:#60717b}\n.kit-grid-refined .refined-meta{min-height:36px;align-content:center;margin-top:0}\n.kit-grid-refined .refined-meta span{font-size:11px;padding:5px 8px}\n.kit-grid-refined .refined-cta{margin-top:auto;min-height:43px;border-radius:9px;font-size:13px}\n.kit-grid-refined .refined-card:hover{box-shadow:0 16px 38px rgba(39,51,63,.10)}\n@media(max-width:1024px){.kit-grid-refined .refined-card{height:auto}.kit-grid-refined .refined-visual{height:auto;min-height:190px}.kit-grid-refined .refined-body{gap:10px}.kit-grid-refined .refined-title{min-height:0}.kit-grid-refined .refined-price{align-items:flex-start;min-height:0}.kit-grid-refined .refined-meta{min-height:0}}\n@media(max-width:680px){.kit-grid-refined .refined-visual{height:162px;min-height:0}.kit-grid-refined .refined-visual img{height:140px}.kit-grid-refined .refined-body{align-items:center;text-align:center}.kit-grid-refined .refined-price{align-items:center}.kit-grid-refined .refined-price-value{font-size:32px}.kit-grid-refined .refined-meta{justify-content:center}.kit-grid-refined .refined-title h3{font-size:19px}}\n

/* V1.4.5 pricing, interactive selection and contact */
.kit-grid-refined .refined-price{display:flex;align-items:center;justify-content:center;min-height:83px;margin:4px 0 1px;gap:0}
.kit-grid-refined .refined-price-value{display:block;white-space:nowrap;font:900 clamp(43px,3.8vw,57px)/1.15 Manrope,'Noto Sans SC',sans-serif;letter-spacing:-.065em;color:#1c2831}
.kit-grid-refined .refined-price-value small{font-size:.5em;font-weight:800;vertical-align:10%;margin-right:5px;color:#e23c47}
.kit-grid-refined .refined-price-consult{font-size:clamp(19px,2.1vw,27px);font-weight:800}
.kit-grid-refined .refined-price-caption{display:none!important}
.kit-grid-refined .refined-cta b{font-size:1.2em;margin-left:10px}
.kit-grid-refined .refined-card.is-selected{border-color:#ed8891;box-shadow:0 12px 32px rgba(223,57,69,.11),inset 0 0 0 1px rgba(237,66,78,.12)}
.kit-grid-refined .refined-card.is-selected .refined-cta{background:linear-gradient(180deg,#e84853,#d83443);border-color:#d83443;color:#fff}
.kit-grid-refined .refined-cta{transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}
.kit-grid-refined .refined-cta:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(216,52,67,.12)}
.refined-selection{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:22px;align-items:center;padding:21px 24px;margin-top:22px;border:1px solid #e8c9cd;border-radius:15px;background:linear-gradient(110deg,#fff9f9 0%,#ffffff 58%,#fbf8f9 100%);box-shadow:0 12px 26px rgba(58,62,78,.06)}
.refined-selection .selection-details{display:flex;flex-direction:column;gap:6px;align-items:flex-start;min-width:0}
.refined-selection .selection-eyebrow{display:flex;align-items:center;gap:7px;color:#c74a53;font-size:13px;font-weight:800;letter-spacing:.04em}
.selection-dot{height:7px;width:7px;flex:none;background:#e34250;border-radius:50%;box-shadow:0 0 0 4px rgba(227,66,80,.1)}
.refined-selection #selection-name{font-size:clamp(16px,1.8vw,21px);font-weight:800;color:#243039;line-height:1.4}
.refined-selection #selection-note{font-size:12px;line-height:1.55;color:#66737d}
.refined-selection .selection-amount{display:flex;flex-direction:column;gap:5px;align-items:flex-end;white-space:nowrap}
.refined-selection .selection-amount span{font-size:12px;color:#707881}
.refined-selection #selection-total{font:900 28px/1.2 Manrope,'Noto Sans SC',sans-serif;color:#e13c4c;letter-spacing:-.04em}
.refined-selection .contact-action{display:inline-flex;justify-content:center;align-items:center;min-width:138px;min-height:51px;border-radius:10px;background:#e03949;color:#fff;font-size:16px;font-weight:800;padding:12px 21px;box-shadow:0 9px 20px rgba(224,57,73,.17);white-space:nowrap}
.refined-selection .contact-action:hover{background:#c92e3e;transform:translateY(-2px)}
.refined-selection .contact-action b{margin-left:11px;color:#fff}
.contact-section{padding:38px 0 62px;background:transparent}
.contact-panel{display:grid;grid-template-columns:1.35fr .65fr;gap:36px;align-items:center;padding:34px 40px;border-radius:20px;border:1px solid #dcdfe5;background:linear-gradient(120deg,#f9fafc,#f1f2f6);box-shadow:0 18px 38px rgba(40,49,64,.055)}
.contact-info h2{font-size:clamp(31px,3.5vw,43px);margin:8px 0 12px;letter-spacing:-.045em}
.contact-lead{font-size:15px;line-height:1.9;color:#53626c;max-width:630px;margin:0}
.contact-topics{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 20px}
.contact-topics span{font-size:12px;padding:8px 12px;background:#fff;border:1px solid #e1e5eb;border-radius:20px;color:#596975}
.contact-manual{display:inline-flex;gap:10px;align-items:center;font-weight:700;color:#d3424d;font-size:14px}
.contact-manual:hover{text-decoration:underline}
.contact-qr-group{display:flex;flex-direction:column;align-items:center;gap:10px}
.contact-qr-placeholder{width:204px;height:204px;background:#fff;border:2px dashed #cbd2da;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#5d6a76}
.contact-qr-icon{font-size:49px;color:#c4ccd5;line-height:1}
.contact-qr-placeholder strong{font-size:15px;color:#53626e}
.contact-qr-placeholder small{font-size:12px;color:#88939d}
.contact-qr-caption{font-size:12px;color:#65717c}
@media(max-width:1024px){.refined-selection{grid-template-columns:1fr auto;gap:12px 18px}.refined-selection .contact-action{grid-column:1/-1;justify-self:stretch}.contact-panel{padding:26px 28px;gap:22px}}
@media(max-width:680px){.kit-grid-refined .refined-price{min-height:67px}.kit-grid-refined .refined-price-value{font-size:46px}.refined-selection{padding:17px 16px;grid-template-columns:1fr;gap:12px}.refined-selection .selection-amount{align-items:flex-start}.refined-selection .contact-action{grid-column:1}.contact-panel{grid-template-columns:1fr;padding:26px 20px}.contact-qr-placeholder{width:180px;height:180px}}


/* V1.4.7: integrated promotional video in the motion section */
.motion-showcase{width:100%;max-width:1140px;margin:0 auto;border-radius:18px;overflow:hidden;background:#141b23;box-shadow:0 15px 38px rgba(39,51,65,.1);border:1px solid rgba(213,216,224,.8)}
.motion-promo-video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:contain;background:#141b23;outline:0}
@media(max-width:720px){.motion-showcase{border-radius:12px}.motion-section .section-head{margin-bottom:16px}}


/* V1.4.11: Why Kudada - four value pillars */
.detail-feature-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
  margin:18px 0 28px;
}
.detail-feature{
  position:relative;
  min-height:220px;
  padding:20px 18px 18px;
  border:1px solid #e7eaf0;
  border-radius:15px;
  background:linear-gradient(180deg,#fff 0%,#fafbfd 100%);
  box-shadow:0 8px 24px rgba(36,52,67,.045);
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.detail-feature:hover{
  transform:translateY(-3px);
  border-color:#d8e0e8;
  box-shadow:0 14px 30px rgba(36,52,67,.075);
}
.detail-feature-no{
  position:absolute;
  top:15px;
  right:16px;
  color:#a8b1bb;
  font:700 11px Manrope,sans-serif;
  letter-spacing:.08em;
}
.detail-feature-icon{
  display:grid;
  place-items:center;
  width:42px;
  height:42px;
  margin-bottom:18px;
  border-radius:12px;
  background:#f8e9eb;
  color:#d8424a;
  font-size:23px;
  font-weight:700;
}
.detail-feature h4{
  margin:0 0 9px;
  color:#26343e;
  font-size:16px;
  line-height:1.5;
  letter-spacing:-.025em;
}
.detail-feature p{
  margin:0;
  color:#65727c;
  font-size:13px;
  line-height:1.8;
}
@media(max-width:1050px){
  .detail-feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(max-width:600px){
  .detail-feature-grid{grid-template-columns:1fr;gap:10px;margin:14px 0 22px;}
  .detail-feature{min-height:0;padding:17px 16px;}
  .detail-feature-icon{width:38px;height:38px;margin-bottom:12px;}
  .detail-feature h4{font-size:15px;}
}


/* V1.4.12 brand and pricing refinements */
.site-header .wordmark,
.site-header .wordmark i,
.site-header .wordmark b,
.site-header .wordmark em{
  color:var(--red)!important;
}
.brand-line{
  background:var(--red)!important;
}
.kit-grid-refined .refined-price-consult{
  font-size:35px!important;
  line-height:1.08;
  font-weight:800!important;
  letter-spacing:-.055em!important;
  color:#243038!important;
}
@media(max-width:680px){
  .kit-grid-refined .refined-price-consult{
    font-size:30px!important;
  }
}


/* V1.4.13: footer wordmark follows the unified red brand treatment */
.footer .footer-wordmark,
.footer .footer-wordmark i,
.footer .footer-wordmark b,
.footer .footer-wordmark em{
  color:var(--red)!important;
}

/* EDU consultation modal */
.edu-modal[hidden]{display:none!important}
.edu-modal{position:fixed;inset:0;z-index:9999;display:grid;place-items:center;padding:22px}
.edu-modal-backdrop{position:absolute;inset:0;background:rgba(14,22,29,.64);backdrop-filter:blur(5px)}
.edu-modal-panel{position:relative;width:min(100%,430px);padding:35px 34px 31px;text-align:center;background:#fff;color:#243038;border-radius:22px;box-shadow:0 25px 90px rgba(0,0,0,.24);outline:none}
.edu-modal-close{position:absolute;right:17px;top:12px;border:0;background:transparent;font-size:30px;line-height:1;color:#68737b;cursor:pointer;padding:5px 9px}
.edu-modal-close:hover{color:#b72b34}
.edu-modal-kicker{display:block;font-size:11px;font-weight:750;letter-spacing:.16em;color:#bb343c;margin-bottom:12px}
.edu-modal-panel h2{margin:0 0 12px;font-size:26px;line-height:1.3;font-weight:800}
.edu-modal-panel p{margin:0 auto 23px;max-width:310px;color:#6c777e;font-size:14px;line-height:1.8}
.edu-modal-qr{display:grid;place-items:center;width:min(100%,240px);aspect-ratio:1;margin:0 auto 17px;background:#fafafa;border:2px dashed #cbd1d4;border-radius:12px;color:#a0a8ae;font-size:14px}
.edu-modal-qr img{display:block;width:100%;height:100%;object-fit:contain;border-radius:10px}
.edu-modal-note{color:#879097;font-size:12px}
body.edu-modal-open{overflow:hidden}
@media(max-width:480px){.edu-modal-panel{padding:33px 22px 27px}.edu-modal-panel h2{font-size:23px}.edu-modal-qr{width:min(100%,220px)}}

/* EDU咨询二维码：去除占位虚线边框，保留清晰的扫码区域 */
.edu-modal-qr{background:#fff;border:0;padding:4px}
.edu-modal-qr img{border-radius:0}

/* Contact QR image: replaces placeholder while preserving responsive sizing */
.contact-qr-placeholder{border:0;background:#fff;overflow:hidden;padding:4px}
.contact-qr-placeholder img{display:block;width:100%;height:100%;object-fit:contain;border-radius:5px}