:root{color-scheme:dark light;--c-bgPage: #0B0C0A;--c-bg1: #121410;--c-line: #2A2E24;--c-title1: #FFFFFF;--c-foot: #8C8E7E;--c-secondary: #65675B;--c-info: #4A4C42;--c-brand: #FFB000;--c-ink-on-brand: #0B0C0A;--c-grid: color-mix(in srgb, var(--c-line) 60%, transparent);--c-vignette: color-mix(in srgb, var(--c-bgPage) 72%, transparent);--font-ui: "Space Grotesk", Inter, system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;--r-sm: 6px}:root:lang(fa){--font-ui: Vazirmatn, "Space Grotesk", Inter, system-ui, sans-serif}@media (prefers-color-scheme: light){:root{--c-bgPage: #E7E4D8;--c-bg1: #F3F1E7;--c-line: #CFCBB9;--c-title1: #000000;--c-foot: #6B6C5C;--c-secondary: #8E8F7E;--c-info: #B8B5A2;--c-brand: #B87400}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--c-bgPage);color:var(--c-title1);font-family:var(--font-ui);font-size:15px;font-weight:400;line-height:1.6;overflow-x:hidden}:lang(fa){line-height:1.85}[data-num]{font-family:var(--font-mono);font-variant-numeric:tabular-nums}img{max-width:100%;height:auto}a{color:inherit;text-decoration:none}h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.01em}:lang(fa) h1,:lang(fa) h2,:lang(fa) h3{letter-spacing:normal}p{margin:0}:focus-visible{outline:2px solid var(--c-brand);outline-offset:3px}.skip{position:absolute;inset-block-start:-100vh;inset-inline-start:0;z-index:40;padding:10px 16px;background:var(--c-brand);color:var(--c-ink-on-brand)}.skip:focus{inset-block-start:0}.viewfinder{position:fixed;top:0;right:0;bottom:0;left:0;z-index:30;pointer-events:none;background:radial-gradient(ellipse at center,transparent 55%,var(--c-vignette) 100%)}.bar{position:sticky;inset-block-start:0;z-index:20;display:flex;align-items:center;gap:20px;padding:12px clamp(16px,4vw,40px);border-block-end:1px solid var(--c-line);background:color-mix(in srgb,var(--c-bgPage) 88%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.brand{display:inline-flex}.brand img{display:block;height:26px;width:auto}.bar-nav{display:flex;align-items:center;gap:clamp(10px,2vw,20px);margin-inline-start:auto}.bar-link{color:var(--c-foot);font-size:14px}.bar-link:hover{color:var(--c-title1)}.pill{display:inline-flex;border:1px solid var(--c-line);border-radius:999px;overflow:hidden}.pill-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;margin:0;padding:4px 11px;font:inherit;font-size:12px;background:transparent;color:var(--c-foot);cursor:pointer}.pill-btn[aria-pressed=true]{background:var(--c-brand);color:var(--c-ink-on-brand)}.cta{display:inline-block;padding:11px 22px;border-radius:var(--r-sm);background:var(--c-brand);color:var(--c-ink-on-brand);font-weight:600;font-size:15px}.cta-sm{padding:7px 15px;font-size:13px}.cta:hover{filter:brightness(1.08)}.ghost{display:inline-block;color:var(--c-brand);font-size:15px;border-block-end:1px solid color-mix(in srgb,var(--c-brand) 40%,transparent);padding-block-end:1px}.ghost:hover{border-block-end-color:var(--c-brand)}.hero{position:relative;min-height:min(78vh,720px);display:grid;align-items:center;padding:clamp(48px,9vw,120px) clamp(16px,4vw,40px);overflow:hidden;border-block-end:1px solid var(--c-line)}.hero-poster,.hero-canvas{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.hero-poster{background-color:var(--c-bgPage);background-image:linear-gradient(to bottom,transparent 74%,color-mix(in srgb,var(--c-brand) 34%,transparent) 74.15%,transparent 74.3%),radial-gradient(ellipse 120% 60% at 50% 74%,color-mix(in srgb,var(--c-brand) 7%,transparent),transparent 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h1{line-height:1.45}.lede{margin-block-start:20px;color:var(--c-foot);font-size:clamp(15px,1.6vw,18px);max-width:38rem;text-wrap:pretty}.hero-actions{margin-block-start:32px;display:flex;flex-wrap:wrap;align-items:center;gap:20px}.band{padding:clamp(48px,7vw,88px) clamp(16px,4vw,40px);border-block-end:1px solid var(--c-line);max-width:1140px;margin-inline:auto}.index{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:var(--c-info);margin-block-end:10px}.band h2{font-size:clamp(21px,2.8vw,30px)}.band h3{font-size:16px;margin-block-end:8px}.prose{margin-block-start:20px;max-width:46rem;color:var(--c-foot);text-wrap:pretty}.cards{margin-block-start:32px;display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr))}.cards article{padding:22px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:var(--c-bg1)}.cards p{color:var(--c-foot);font-size:14px}.cards .ghost{margin-block-start:16px;font-size:14px}.steps{margin:32px 0 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70%,transparent)}.bd-gap-label{margin:0;position:relative;z-index:1;inline-size:fit-content;margin-inline:auto;padding-inline:8px;background:var(--c-bgPage);text-align:center;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--c-info)}.bd-flow{text-align:center}.bd-flow-name{display:inline-block;position:relative;z-index:1;max-inline-size:100%;padding-inline:7px;background:var(--c-bgPage);font-size:11.5px;line-height:1.35;color:var(--c-body)}.bd-track{display:block;position:relative;block-size:1px;margin-block-start:5px;background:var(--c-line)}.bd-head{position:absolute;inset-block-start:50%;inline-size:0;block-size:0;border-block:4px solid transparent}.bd-flow-out .bd-head{inset-inline-end:0;transform:translateY(-50%);border-inline-start:6px solid var(--c-line)}.bd-flow-in .bd-head{inset-inline-start:0;transform:translateY(-50%);border-inline-end:6px solid var(--c-line)}.bd-flow-blocked .bd-track{inline-size:50%;background:color-mix(in srgb,var(--c-brand) 45%,transparent)}.bd-flow-blocked .bd-flow-name{color:var(--c-brand)}.bd-stop{position:absolute;inset-block-start:50%;inset-inline-end:-1px;inline-size:9px;block-size:9px;transform:translateY(-50%);border-inline-end:1.5px solid var(--c-brand);border-block-start:1.5px solid var(--c-brand);rotate:45deg}.bd-blocked-note{display:block;margin-block-start:6px;font-family:var(--font-mono);font-size:10px;letter-spacing:.05em;color:var(--c-brand)}.boundary figcaption{grid-column:1 / -1;margin-block-start:22px;text-align:center;color:var(--c-info);font-size:13px}@media (max-width: 44rem){.boundary{grid-template-columns:1fr}.bd-gap{padding-block:18px}.bd-gap:before{inset-block:0;inset-inline:50% auto}.bd-flow-blocked .bd-track{inline-size:100%}.bd-stop{inset-inline-end:50%}}.closing{text-align:center;border-block-end:0}.closing .prose{margin-inline:auto}.closing 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.06),1);scale:clamp(1,calc(1 + (1 - clamp(0,calc((var(--p, 0) - .86) / .06),1))*1.6),2.6)}.js-reveal .bd-blocked-note{opacity:clamp(0,calc((var(--p, 0) - .9) / .08),1)}.js-reveal .bd-gap:before{opacity:clamp(0,calc(var(--p, 0) / .1),1)}.js-reveal .boundary figcaption{opacity:clamp(0,calc((var(--p, 0) - .92) / .08),1)}.band#security{position:relative}.js-reveal .boundary{position:sticky;inset-block-start:22vh}.shot{margin:40px 0 0}.shot-frame{border:1px solid var(--c-line);border-radius:var(--r-md, 10px);overflow:hidden;background:var(--c-bg1);box-shadow:0 24px 60px -28px #0000008c,0 2px 8px -4px #00000059}.shot-img{display:block;inline-size:100%;block-size:auto;max-inline-size:100%}.shot figcaption{margin-block-start:14px;color:var(--c-info);font-size:13px}.js-reveal .shot-frame{transform:scale(calc(.965 + clamp(0,var(--p, 0),1)*.035));transform-origin:center top}@media (prefers-reduced-motion: reduce){.shot-frame{transform:none}}