.reval-landing{--landing-ink:#18181f;--landing-muted:#5c5c68;--landing-accent:var(--color-brand-600);--landing-soft:#f4f3fa;--landing-paper:#fbfaf8;--landing-border:#e3e2e9;--landing-success:#226951;background:var(--landing-paper);color:var(--landing-ink);font-size:16px;line-height:1.7}.landing-mobile-nav *,.reval-landing *{box-sizing:border-box}.reval-landing :is(h1,h2,h3,p,ul,ol,blockquote){margin:0}.reval-landing :is(ul,ol){list-style:none;padding:0}.landing-mobile-nav a,.reval-landing :is(a,button,summary){-webkit-tap-highlight-color:transparent;touch-action:manipulation}.reval-landing button,.reval-landing summary{cursor:pointer}.landing-mobile-nav a:focus-visible,.reval-landing :is(a,button,summary):focus-visible{outline:3px solid var(--color-brand-600);outline-offset:5px}.reval-landing [id]{scroll-margin-top:20px}.reval-landing h1,.reval-landing h2,.reval-landing h3{text-wrap:balance}.reval-landing h1,.reval-landing h2{letter-spacing:-.045em}[lang=fa] .reval-landing :is(h1,h2,h3){letter-spacing:0}.reval-landing :is(p,li){overflow-wrap:anywhere}.landing-container{width:min(1200px,calc(100% - 80px));margin-inline:auto}.landing-section{padding-block:112px}.landing-skip{position:fixed;inset-block-start:-100px;inset-inline-start:20px;z-index:100;padding:12px 24px;border-radius:8px;background:white;color:var(--landing-ink)}.landing-skip:focus{inset-block-start:12px}.landing-header{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--landing-border);background:var(--landing-paper)}.landing-header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.landing-logo{display:inline-flex;min-height:44px;align-items:center}.landing-desktop-nav{display:flex;align-items:center;gap:28px;font-size:14px}.landing-desktop-nav a,.landing-signin{padding-block:12px;color:var(--landing-muted);transition:color .16s}.landing-desktop-nav a:hover,.landing-signin:hover{color:var(--landing-accent)}.landing-nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}.landing-signin{font-size:14px}.reval-landing .landing-language{border:0;background:transparent;min-width:44px;min-height:44px;padding:8px;box-shadow:none;color:var(--landing-muted)}.reval-landing .landing-language>span{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.landing-button{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:56px;padding:14px 26px;border:1px solid transparent;border-radius:12px;background:var(--landing-accent);color:white;font-size:15px;font-weight:600;line-height:1.5;text-align:center;transition:background .16s,transform .18s,box-shadow .18s}.landing-button:hover{background:var(--color-brand-700);box-shadow:0 6px 18px -8px #4d46e360}.landing-button:active{transform:translateY(1px)}.landing-button svg{flex-shrink:0}.landing-button-small{min-height:44px;padding:10px 18px;font-size:13px;border-radius:9px;background:var(--landing-ink)}.landing-button-small:hover{background:#35353f}.landing-button-secondary{background:transparent;color:var(--landing-ink);border-color:#bdbcc7}.landing-button-secondary:hover{background:white;border-color:var(--landing-ink);box-shadow:none}.landing-menu{display:none;height:44px;width:44px;align-items:center;justify-content:center;border-radius:8px}.landing-menu:hover{background:var(--landing-soft)}[dir=rtl] .direction-arrow{transform:scaleX(-1)}.landing-mobile-nav{display:flex;flex-direction:column;padding-block:16px}.landing-mobile-nav a{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:56px;padding:12px 8px;border-bottom:1px solid #e3e2e9;font-size:16px}.landing-mobile-sheet button[aria-label]{min-width:44px;min-height:44px}.landing-eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--landing-accent);font-size:12px;font-weight:600;letter-spacing:.12em;line-height:1.6}[lang=fa] .landing-eyebrow{letter-spacing:0;font-size:14px}.landing-hero{padding-top:76px;background:linear-gradient(180deg,var(--landing-paper) 55%,#efedf7 100%);border-bottom:1px solid var(--landing-border)}.hero-copy{max-width:900px;margin-inline:auto;text-align:center}.hero-eyebrow{color:var(--landing-muted)}.eyebrow-symbol{display:grid;place-items:center;width:24px;height:24px;border-radius:6px;background:var(--landing-accent);color:white}.reval-landing h1{margin-top:22px;font-size:clamp(44px,5.3vw,76px);font-weight:700;line-height:1.1}.reval-landing h1>span{display:block;color:var(--landing-accent)}[lang=fa] .reval-landing h1{font-size:clamp(40px,4.9vw,70px);line-height:1.4}.hero-description{max-width:660px;margin:24px auto 0!important;color:var(--landing-muted);font-size:18px;line-height:1.9}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:28px}.hero-actions,.hero-note{display:flex;align-items:center;justify-content:center}.hero-note{gap:7px;margin-top:16px!important;font-size:12px;color:var(--landing-muted)}.hero-note svg{color:var(--landing-success)}.product-preview{position:relative;max-width:1016px;margin:48px auto 0;border:1px solid #cfcedc;border-radius:16px;background:white;box-shadow:0 20px 64px -32px #38315952,0 0 0 8px #ffffff50;overflow:hidden;text-align:start;animation:preview-enter .6s ease-out both}.preview-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:13px 20px;background:#f9f8fc;border-bottom:1px solid var(--landing-border);font-size:12px}.preview-workspace{display:flex;align-items:center;gap:9px;font-weight:600}.preview-mark{display:grid;place-items:center;width:25px;height:25px;background:var(--landing-ink);border-radius:7px;color:white}.preview-connected,.preview-sample{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--landing-muted)}.preview-connected>span,.preview-sample>span{width:6px;height:6px;border-radius:50%;background:var(--landing-success)}.preview-layout{display:grid;grid-template-columns:280px minmax(0,1fr)}.preview-sources{padding:28px 20px 20px;background:#fdfcfe;border-inline-end:1px solid var(--landing-border);display:flex;flex-direction:column}.preview-label{font-size:12px;font-weight:600;color:var(--landing-muted)}.source-list{display:grid;gap:12px;margin-top:18px}.source-item{display:flex;align-items:center;gap:10px;background:white;border:1px solid var(--landing-border);border-radius:9px;padding:12px;font-size:12px;font-weight:500}.source-item>span:nth-child(2){flex:1;min-width:0}.source-item small{display:block;color:var(--landing-muted);font-size:11px;margin-top:3px}.source-icon{width:32px;height:36px;display:grid;place-items:center;color:var(--landing-accent);background:#f2f0ff;border-radius:6px;flex-shrink:0}.source-check{color:var(--landing-success);flex-shrink:0}.preview-insight{margin-block:24px;border-radius:10px;background:#eeedf8;padding:18px}.preview-insight>svg{color:var(--landing-accent);margin-bottom:12px}.preview-insight strong{font-size:13px;display:block}.preview-insight p{color:var(--landing-muted);font-size:12px;margin-top:5px;line-height:1.8}.preview-connected{margin-top:auto}.preview-conversation{min-width:0}.preview-chat-header{display:flex;align-items:center;gap:12px;padding:20px 28px;border-bottom:1px solid var(--landing-border)}.assistant-avatar{width:42px;height:42px;border-radius:12px;background:var(--landing-accent);color:white;display:grid;place-items:center;flex-shrink:0}.preview-chat-header strong{font-size:14px;display:block}.preview-chat-header small{color:var(--landing-success);font-size:11px;display:block;margin-top:2px}.preview-header-icon{margin-inline-start:auto;color:#747181}.preview-messages{padding:24px 28px 12px}.preview-bubble{width:fit-content;max-width:88%;border-radius:12px;padding:12px 16px;font-size:14px;line-height:1.85}.preview-bot{background:#f4f3f8;border-end-start-radius:3px}.preview-user{margin:18px 0 18px auto!important;background:var(--landing-accent);color:white;border-end-end-radius:3px}[dir=rtl] .preview-user{margin-inline:auto 0!important}.preview-reply{min-height:130px;animation:reply-enter .2s ease-out}.preview-citation{display:flex;gap:6px;align-items:center;border-top:1px solid 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var(--landing-border)}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr;gap:56px;padding-block:60px}.footer-brand p{max-width:320px;margin-block:20px;color:var(--landing-muted);font-size:14px}.footer-main h2{font-size:14px;font-weight:600;letter-spacing:0}.footer-main ul{margin-top:16px}.footer-main li>a{display:inline-flex;align-items:center;min-height:44px;color:var(--landing-muted);font-size:14px}.footer-main li>a:hover{color:var(--landing-accent)}.footer-bottom{border-top:1px solid var(--landing-border);padding-block:24px;display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:12px;color:var(--landing-muted)}.footer-bottom button{min-height:44px}@keyframes preview-enter{0%{opacity:.5;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes reply-enter{0%{opacity:.5;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (min-width:1024px){.feature-highlights article{transition:box-shadow .2s}.feature-highlights 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