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6px;font-size:clamp(1.4rem,6.6vw,6.4rem);font-weight:620;line-height:1;display:block;overflow:hidden}html[lang=ar] .footer-watermark{-webkit-text-stroke:1px var(--line-strong);letter-spacing:0}.footer-in{padding-block:clamp(48px,7vw,88px) 44px}.nav{background:color-mix(in srgb, var(--bg0) 72%, transparent);-webkit-backdrop-filter:blur(18px)saturate(1.15);border-bottom:1px solid #0000;transition:border-color .3s}.nav.scrolled{border-bottom-color:var(--line)}.btn-primary{position:relative;overflow:hidden}.btn-primary:before{content:"";transition:transform .7s var(--ease);background:linear-gradient(120deg,#0000 20%,#ffffff24 50%,#0000 80%);position:absolute;inset:0;transform:translate(-120%)}html[dir=rtl] .btn-primary:before,.btn-primary:hover:before{transform:translate(120%)}html[dir=rtl] .btn-primary:hover:before{transform:translate(-120%)}.tl:before{inset-inline-start:5px}.tl-item:before{inset-inline-start:-27.5px;width:11px;height:11px;box-shadow:0 0 0 4px var(--bg0);top:28px}.tl-title{font-size:clamp(19px,2.4vw,23px)}.chat-mock{box-shadow:var(--shadow-1);padding:24px}.chat-mock:before{content:"FIRAS — ASK ANYTHING";font-family:var(--font-mono);letter-spacing:.2em;color:var(--faint);margin-bottom:14px;font-size:9.5px;display:block}html[lang=ar] .chat-mock:before{content:"فراس — اسأل أي شيء";letter-spacing:.1em}.model-chips{flex-wrap:wrap;gap:8px;display:flex}.model-chips .mchip{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);background:var(--card-sheen);border-radius:8px;padding:5px 10px;font-size:10.5px}.about-quote{font-size:clamp(1.6rem,3.6vw,2.4rem)}.reveal{will-change:opacity, transform;transform:translateY(26px)}.reveal.in{will-change:auto}[data-theme=light]{--muted:#4a493d;--faint:#6b6a59;--paper-dim:#2f2e26}.cert-grid+.mono{opacity:1}[data-theme=light] .chat-mock:before{color:var(--muted)}.ticks 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