:root{--navy:#0b1b32;--ink:#16273d;--muted:#62728a;--blue:#1e4997;--sky:#3fa0da;--coral:#eb5a4f;--line:#e7edf4;--paper:#f7fafd;--shadow:0 14px 42px rgba(9,28,55,.055);--radius:19px;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;font-family:Inter,"Segoe UI",Arial,system-ui,sans-serif;line-height:1.65;color:var(--ink);background:white}html[lang=ar] body{font-family:Tahoma,"Segoe UI",Arial,sans-serif;line-height:1.9}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}img{max-width:100%}.container{max-width:1200px;padding:0 28px;margin:0 auto}.site-header{height:82px;position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid #ecf0f5;backdrop-filter:blur(18px)}.nav-wrap{display:flex;align-items:center;gap:32px;height:100%;max-width:1360px;padding:0 28px;margin:auto}.brand{display:flex;align-items:center;flex:none;width:160px}.brand 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