:root{color-scheme:light;--bg:#fff;--paper:#f5f8ff;--surface:#fff;--ink:#172b48;--muted:#657891;--line:#dee7f4;--blue:#2563eb;--soft:#eaf1ff;--hero:#f1f6ff;--shadow:0 24px 70px #264e8e12}
:root[data-theme=dark]{color-scheme:dark;--bg:#0d1523;--paper:#111e30;--surface:#162438;--ink:#e3edfc;--muted:#a3b4cd;--line:#2b405c;--blue:#8db8ff;--soft:#203957;--hero:#152842;--shadow:0 24px 70px #0003}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button,select{font:inherit}button,select,a{touch-action:manipulation}button,select{cursor:pointer}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.svg-definitions{position:absolute;width:0;height:0;overflow:hidden}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}a:focus-visible,button:focus-visible,select:focus-visible{outline:2px solid var(--blue);outline-offset:4px}.skip-link{position:fixed;top:-70px;left:20px;z-index:100;padding:10px 18px;background:var(--surface)}.skip-link:focus{top:12px}.section-wrap{max-width:1240px;margin-inline:auto;padding-inline:40px}.site-header{height:88px;padding:0 40px;max-width:1440px;margin:auto;display:flex;align-items:center;gap:32px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:10px;font-size:23px;letter-spacing:-.8px;font-weight:700;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:36px;height:38px;border-radius:10px;background:#2563eb;color:white;transform:rotate(-7deg)}.brand-mark svg{width:26px;height:26px}.main-nav{display:flex;align-items:center;gap:28px;margin:auto;font-size:13px;white-space:nowrap}.main-nav a:hover{color:var(--blue)}.header-actions{display:flex;align-items:center;gap:10px}.language-form{display:flex;gap:6px}.language-form select,.theme-toggle{height:38px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:9px}.language-form select{max-width:118px;padding:0 8px;font-size:12px}.theme-toggle{display:grid;place-items:center;width:38px;padding:0}.theme-toggle svg{width:18px;height:18px}.theme-toggle:hover{background:var(--soft)}.language-submit{background:var(--soft);color:var(--blue);border:0;border-radius:8px;padding:0 10px}.js .language-submit{display:none}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:50px;padding:12px 22px;background:#2563eb;color:#fff;font-size:14px;font-weight:600;border:1px solid transparent;border-radius:10px;box-shadow:0 8px 18px #2563eb1c;transition:background .15s,transform .15s}.button:hover{background:#1d4ed8;transform:translateY(-1px)}.button-small{min-height:38px;padding:7px 13px;font-size:12px;gap:10px}.button-small svg{width:16px;height:16px}.hero{display:grid;grid-template-columns:1fr 1.03fr;gap:40px;align-items:center;padding-top:76px;padding-bottom:66px;min-height:660px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.8px;color:var(--blue);display:flex;align-items:center;gap:9px;margin:0 0 20px;line-height:1.7}.eyebrow>span{width:6px;height:6px;border-radius:50%;background:var(--blue)}h1{font-size:clamp(36px,4.3vw,58px);font-weight:700;line-height:1.25;letter-spacing:-2px;margin:0 0 24px;overflow-wrap:anywhere}h1 em{color:var(--blue);font-style:normal}.hero-description{font-size:15px;max-width:470px;line-height:1.9;color:var(--muted);margin:0 0 30px}.hero-actions{display:flex;gap:22px;align-items:center;flex-wrap:wrap}.text-link{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:13px;font-weight:600}.text-link:hover{text-decoration:underline}.hero-note{font-size:11px;color:var(--muted);margin:20px 0 0}.space-visual{position:relative;aspect-ratio:1.04;border:1px solid var(--line);border-radius:25px;background:radial-gradient(circle at 70% 20%,#ffffff80,transparent 50%),var(--hero);box-shadow:var(--shadow);overflow:hidden}.space-visual:before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:36px 36px;opacity:.25;mask-image:linear-gradient(transparent,#000)}.visual-toolbar{position:relative;display:flex;align-items:center;justify-content:space-between;padding:20px 24px;font-size:11px;color:var(--muted);gap:12px}.visual-toolbar>span:first-child{display:flex;gap:7px;align-items:center}.visual-toolbar i{background:#20b67a;border-radius:50%;width:6px;height:6px;flex-shrink:0}.visual-mode{padding:3px 10px;border:1px solid var(--line);background:var(--surface);border-radius:6px;font-family:ui-monospace,monospace;color:var(--blue)}.space-plan{position:absolute;top:11%;left:1%;width:98%;height:76%;stroke:none;stroke-width:initial}.visual-caption{position:absolute;left:24px;right:24px;bottom:44px;padding:14px 16px;display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px #25538b10}.visual-icon{width:36px;height:36px;background:var(--soft);color:var(--blue);border-radius:9px;display:grid;place-items:center;flex:0 0 36px}.visual-caption strong{display:block;font-size:12px;line-height:1.6}.visual-caption div>span{display:block;font-size:10px;color:var(--muted)}.visual-arrow{color:var(--blue);margin-inline-start:auto}.visual-coordinate{position:absolute;left:26px;right:26px;bottom:14px;color:var(--muted);font:9px/1.5 ui-monospace,monospace;letter-spacing:1px}.visual-coordinate span{float:right;color:var(--blue)}.platform-line{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:23px;color:var(--muted);font-size:11px}.platform-line>div{display:flex;align-items:center;gap:22px;color:var(--ink);font-size:12px;font-weight:500}.platform-line i{height:4px;width:4px;border-radius:50%;background:var(--line)}.features,.workflow{padding-top:90px;padding-bottom:80px}.section-heading{max-width:630px;margin-bottom:36px}h2{font-size:32px;line-height:1.4;letter-spacing:-1px;margin:0 0 14px;overflow-wrap:anywhere}.section-heading>p:last-child{font-size:14px;color:var(--muted)}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.feature-card{border:1px solid var(--line);border-radius:16px;background:var(--surface);padding:30px;box-shadow:0 6px 20px #25477504}.feature-icon{display:grid;place-items:center;color:var(--blue);background:var(--soft);height:46px;width:46px;border-radius:12px;margin-bottom:26px}.feature-card h3,.steps h3{font-size:17px;line-height:1.5;margin:0 0 12px;font-weight:600}.feature-card p,.steps p{font-size:13px;line-height:1.9;color:var(--muted);margin:0}.workflow{padding-top:40px}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:50px}.steps article{border-top:1px solid var(--line);padding-top:22px}.step-number{display:block;font:500 30px/1.3 ui-monospace,monospace;color:var(--blue);margin-bottom:22px}.developer{padding-bottom:80px}.developer-panel{display:grid;grid-template-columns:1fr .85fr;gap:64px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:44px}.developer-panel>div{min-width:0}.developer-panel .eyebrow svg{width:18px;height:18px}.developer-panel p:not(.eyebrow){font-size:13px;color:var(--muted);max-width:470px;margin-bottom:24px}.code-card{border-radius:13px;overflow:hidden;background:#13243d;color:#dce9ff;box-shadow:var(--shadow)}.code-toolbar{display:flex;align-items:center;gap:6px;border-bottom:1px solid #2a3f5b;padding:13px 16px}.code-toolbar>span{width:6px;height:6px;background:#637998;border-radius:50%}.code-toolbar>code{margin-inline-start:auto;color:#9ab3d3;font-size:10px}.code-card pre{padding:20px;margin:0;overflow:auto;font:12px/1.9 ui-monospace,Consolas,monospace}.code-card pre span{color:#91b8ff}.code-card pre em{color:#8de0cd;font-style:normal}.code-card small{display:block;font-size:10px;padding:0 20px 15px;color:#b1c3dc}.final-cta{text-align:center;padding-bottom:90px;padding-top:16px}.final-cta .eyebrow{justify-content:center}.final-cta h2{margin-bottom:26px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:28px;color:var(--muted);font-size:11px}.site-footer .brand{font-size:18px;color:var(--ink)}.site-footer .brand-mark{width:27px;height:29px;border-radius:8px}.site-footer .brand svg{width:21px;height:21px}.site-footer>a:last-child:hover{color:var(--blue)}
@media(max-width:1100px){.site-header{padding-inline:28px;gap:20px}.main-nav{gap:18px}.header-login svg{display:none}.hero{gap:26px;padding-top:55px;min-height:600px}.section-wrap{padding-inline:28px}h1{font-size:45px}.feature-card{padding:24px}.developer-panel{gap:32px;padding:32px}.platform-line{margin-inline:28px;padding-inline:0}}
@media(max-width:900px){.main-nav{display:none}.header-actions{margin-inline-start:auto}.hero{grid-template-columns:1fr;gap:42px;padding-top:55px;padding-bottom:50px}.hero-copy{max-width:650px}.hero-description{max-width:580px}h1{font-size:52px}.space-visual{width:100%;max-width:580px;justify-self:center}.feature-grid{gap:14px}.feature-card{padding:22px}.platform-line{flex-wrap:wrap;gap:14px}.steps{gap:26px}.developer-panel{gap:28px;grid-template-columns:1fr 1fr}.features,.workflow{padding-top:60px;padding-bottom:50px}.site-footer{flex-wrap:wrap}}
@media(max-width:600px){.site-header{height:auto;min-height:76px;flex-wrap:wrap;gap:12px;padding:18px}.brand{font-size:21px}.brand-mark{width:32px;height:34px}.header-login{display:none}.header-actions{gap:7px}.language-form select{max-width:102px;height:35px;font-size:11px}.theme-toggle{width:35px;height:35px}.section-wrap{padding-inline:20px}.hero{padding-top:42px;gap:32px;padding-bottom:36px}.eyebrow{font-size:9px;letter-spacing:1.4px;margin-bottom:16px}h1{font-size:38px;letter-spacing:-1px}.hero-description{font-size:14px;margin-bottom:25px}.hero-actions{gap:18px}.button{min-height:46px;font-size:13px;padding:10px 18px;gap:16px}.text-link{font-size:12px}.hero-note{font-size:10px}.space-visual{border-radius:18px}.visual-toolbar{padding:16px 18px;font-size:10px}.visual-caption{left:16px;right:16px;bottom:35px;padding:11px 12px;gap:9px}.visual-caption strong{font-size:11px}.visual-coordinate{bottom:10px;left:18px;right:18px;font-size:8px}.visual-icon{width:30px;height:30px;flex-basis:30px}.visual-caption div>span{font-size:9px}.platform-line{margin-inline:20px;padding-inline:0;font-size:10px}.platform-line>div{gap:12px;font-size:11px;flex-wrap:wrap}.feature-grid,.steps{grid-template-columns:1fr;gap:16px}.feature-card{padding:25px}.feature-icon{margin-bottom:18px}.features,.workflow{padding-top:50px;padding-bottom:32px}h2{font-size:27px}.section-heading{margin-bottom:26px}.steps article{padding:20px 0 14px}.step-number{font-size:25px;margin-bottom:14px}.developer{padding-bottom:45px;padding-top:10px}.developer-panel{grid-template-columns:1fr;padding:26px 22px;border-radius:17px}.developer-panel h2{font-size:26px}.final-cta{padding-bottom:55px}.site-footer{padding-block:24px;gap:18px;font-size:10px}.site-footer>span{order:3;width:100%}.site-footer>a:last-child{margin-inline-start:auto}}
@media(max-width:360px){.brand{font-size:19px;gap:8px}.site-header{padding-inline:14px}.language-form select{max-width:92px}.hero h1{font-size:34px}.section-wrap{padding-inline:16px}.visual-caption strong{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}

/* Keep Arabic text and controls in reading order, with code isolated as LTR. */
[dir="rtl"] h1,[dir="rtl"] h2,[dir="rtl"] .eyebrow{letter-spacing:0}
[dir="rtl"] h1{line-height:1.45}
[dir="rtl"] .button svg,[dir="rtl"] .text-link svg,[dir="rtl"] .text-link>span,[dir="rtl"] .visual-arrow{transform:scaleX(-1)}
.code-card,.visual-coordinate{direction:ltr;unicode-bidi:isolate;text-align:left}