@font-face{font-family:Vazirmatn;src:url('/assets/fonts/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Vazirmatn;src:url('/assets/fonts/Vazirmatn-Bold.woff2') format('woff2');font-weight:700;font-display:swap}
:root{color-scheme:dark;--bg:#0a0f1e;--surface:#111827;--card:#1a2236;--border:#2a3a5c;--accent:#06b6d4;--accent-ink:#03151b;--text:#f0f4ff;--secondary:#aebbd4;--muted:#93a4c3;--focus:#67e8f9;--max:1120px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:6.5rem}body{margin:0;background:var(--bg);color:var(--text);font-family:Vazirmatn,system-ui,sans-serif;line-height:1.75}a{color:inherit;text-underline-offset:.22em}img{display:block;max-width:100%}button,input{font:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}
.skip-link{position:fixed;inset-block-start:.75rem;inset-inline-start:.75rem;z-index:1000;padding:.65rem 1rem;background:var(--text);color:var(--bg);border-radius:.6rem;transform:translateY(-180%)}.skip-link:focus{transform:none}
.site-header{position:sticky;inset-block-start:0;z-index:20;background:rgba(10,15,30,.94);border-block-end:1px solid var(--border);backdrop-filter:blur(14px)}.header-inner,.section,.footer-inner{width:min(calc(100% - 2rem),var(--max));margin-inline:auto}.header-inner{min-height:4.75rem;display:flex;align-items:center;gap:1rem}.brand{display:inline-flex;align-items:center;gap:.7rem;text-decoration:none;font-weight:700;white-space:nowrap}.brand img{width:2.5rem;height:2.5rem;object-fit:contain}.nav-toggle{display:none;margin-inline-start:auto;min-width:44px;min-height:44px;border:1px solid var(--border);border-radius:.7rem;background:var(--surface);color:var(--text);cursor:pointer}.primary-nav{margin-inline-start:auto;display:flex;align-items:center;gap:.25rem}.primary-nav a{display:inline-flex;align-items:center;min-height:44px;padding:.4rem .72rem;border-radius:.55rem;text-decoration:none;color:var(--secondary)}.primary-nav a:hover{background:var(--surface);color:var(--text)}.language-link{border:1px solid var(--border);direction:ltr;unicode-bidi:isolate}
main{overflow:hidden}.section{padding-block:clamp(4rem,8vw,7rem)}.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);align-items:center;gap:clamp(2rem,6vw,5rem);min-height:calc(100svh - 4.75rem)}.eyebrow{margin:0 0 .8rem;color:var(--accent);font-weight:700;font-size:.9rem;letter-spacing:.03em}h1,h2,h3,p{margin-block-start:0}h1{max-width:14ch;font-size:clamp(2.35rem,7vw,5.35rem);line-height:1.12;letter-spacing:-.035em;margin-block-end:1.3rem}h2{font-size:clamp(1.75rem,4vw,3rem);line-height:1.25;margin-block-end:1rem}h3{font-size:1.12rem;line-height:1.4}.lead{max-width:62ch;color:var(--secondary);font-size:clamp(1.05rem,2vw,1.25rem)}.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-block-start:2rem}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.65rem 1.15rem;border-radius:.7rem;text-decoration:none;font-weight:700;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink)}.button-secondary{background:transparent;color:var(--text);border-color:var(--border)}
.illustration{position:relative;min-height:390px;border:1px solid var(--border);border-radius:1.5rem;background:linear-gradient(145deg,var(--surface),var(--card));padding:1.25rem;box-shadow:0 30px 80px rgba(0,0,0,.28)}.illustration::before{content:"";position:absolute;inset:18% 15%;border-radius:50%;background:rgba(6,182,212,.12);filter:blur(40px)}.window{position:relative;height:100%;border:1px solid var(--border);border-radius:1rem;background:rgba(10,15,30,.9);overflow:hidden}.window-bar{height:3rem;border-block-end:1px solid var(--border);display:flex;align-items:center;gap:.4rem;padding-inline:1rem}.dot{width:.55rem;height:.55rem;border-radius:50%;background:var(--muted)}.diagram-grid{display:grid;grid-template-columns:.72fr 1.28fr;min-height:310px}.diagram-nav{border-inline-end:1px solid var(--border);padding:1rem .7rem;display:grid;align-content:start;gap:.65rem}.diagram-line,.diagram-card{border-radius:.55rem;background:var(--card)}.diagram-line{height:1.7rem}.diagram-line.active{background:rgba(6,182,212,.22);border:1px solid rgba(6,182,212,.55)}.diagram-content{padding:1rem;display:grid;align-content:start;gap:.8rem}.diagram-card{min-height:4.5rem;border:1px solid var(--border);padding:.7rem;color:var(--secondary);font-size:.78rem}.section-heading{max-width:720px;margin-block-end:2.2rem}.section-heading p{color:var(--secondary)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.card{background:var(--card);border:1px solid var(--border);border-radius:1rem;padding:1.3rem}.card p{color:var(--secondary);margin-block-end:0}.icon{width:3rem;height:3rem;padding:.5rem;border-radius:.75rem;background:rgba(6,182,212,.1);margin-block-end:1rem;object-fit:contain}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.product-card{position:relative;padding:clamp(1.3rem,4vw,2.2rem)}.tag{display:inline-flex;padding:.25rem .65rem;border-radius:999px;background:rgba(6,182,212,.12);color:var(--focus);font-size:.82rem;margin-block-end:1rem}.note{border-inline-start:4px solid var(--accent);background:var(--surface);padding:clamp(1.3rem,4vw,2rem);border-radius:.8rem}.note p:last-child{margin-block-end:0}.scope{color:var(--secondary)}.pending{display:flex;align-items:flex-start;gap:1rem;border:1px dashed var(--border);border-radius:1rem;padding:1.25rem;color:var(--secondary)}.pending strong{display:block;color:var(--text);margin-block-end:.25rem}.pending-mark{flex:0 0 2.5rem;height:2.5rem;border:1px solid var(--border);border-radius:50%;display:grid;place-items:center;color:var(--accent)}.site-footer{border-block-start:1px solid var(--border);background:var(--surface)}.footer-inner{padding-block:2rem;display:flex;justify-content:space-between;gap:1rem;color:var(--secondary);font-size:.9rem}.ltr{direction:ltr;unicode-bidi:isolate}.illustration-label{position:absolute;inset-block-end:.8rem;inset-inline-end:1rem;color:var(--muted);font-size:.75rem}
@media(max-width:820px){.nav-toggle{display:inline-flex;align-items:center;justify-content:center}.primary-nav{position:absolute;inset-block-start:calc(100% + 1px);inset-inline:1rem;display:none;flex-direction:column;align-items:stretch;padding:.75rem;background:var(--surface);border:1px solid var(--border);border-radius:.8rem;box-shadow:0 18px 50px rgba(0,0,0,.4)}.primary-nav[data-open="true"]{display:flex}.primary-nav a{justify-content:flex-start}.hero{grid-template-columns:1fr;min-height:auto;padding-block-start:4rem}.illustration{min-height:340px}.grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.header-inner,.section,.footer-inner{width:min(calc(100% - 1.25rem),var(--max))}.brand span{font-size:.92rem}.section{padding-block:3.5rem}.grid,.product-grid{grid-template-columns:1fr}.illustration{min-height:310px;padding:.75rem}.diagram-grid{min-height:260px}.diagram-nav{padding:.7rem .45rem}.footer-inner{flex-direction:column}}
@media(max-width:350px){.brand img{width:2.15rem;height:2.15rem}.brand span{max-width:8ch;white-space:normal;line-height:1.2}.hero-actions{flex-direction:column}.button{width:100%}.illustration{min-height:285px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
.demo-form{max-width:760px;padding:clamp(1.25rem,4vw,2rem)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-block-end:1.25rem}
.demo-form label{display:grid;gap:.4rem;color:var(--secondary);font-size:.92rem}
.demo-form input,.demo-form textarea{width:100%;border:1px solid var(--border);border-radius:.65rem;background:var(--surface);color:var(--text);padding:.75rem}
.demo-form textarea{resize:vertical}.full-field{grid-column:1/-1}
.demo-result{margin:1rem 0 0;padding:1rem;border-inline-start:4px solid var(--accent);background:var(--surface);border-radius:.5rem;color:var(--text)}
.noscript-note{max-width:760px;margin:0 0 1rem;padding:1rem;border:1px solid var(--border);border-radius:.7rem;background:var(--surface);color:var(--secondary)}
@media(max-width:560px){.form-grid{grid-template-columns:1fr}.full-field{grid-column:auto}}