/* رساتو · v4: سه‌زبانه، خط لولهٔ زنده، ربات زنده */
.lang-switch{display:inline-flex;align-items:center;padding:2px;margin-inline-end:4px;border:1px solid rgba(255,255,255,.08);border-radius:4px;background:rgba(255,255,255,.03)}
.topbar nav .lang-switch a{min-width:36px;min-height:36px;padding:0 8px;font-size:12px;color:var(--faint);border-radius:3px}
.topbar nav .lang-switch a.on{color:#18283F;background:linear-gradient(135deg,#ecd59a,var(--amber))}
.pricing.featured::before{content:attr(data-best)}
html[dir=ltr] .primary:hover i{transform:translateX(4px)}
.lang-ar h1,.lang-ar .section-title{letter-spacing:0}

/* خط لوله: لینک، موتور، فایل؛ با ذره‌های روان روی مسیر */
.flow{margin:64px 0 8px;text-align:center}
.flow-stage{position:relative;height:190px;margin-top:18px;border:1px solid rgba(255,255,255,.07);border-radius:6px;background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.008));overflow:hidden}
.flow-stage::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:18px 18px;mask-image:radial-gradient(ellipse at center,#000 40%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse at center,#000 40%,transparent 80%)}
.flow-svg{position:absolute;inset:0;width:100%;height:100%;direction:ltr}
.flow-dash{stroke-dasharray:6 10;animation:dash 1.6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-32}}
.node{position:absolute;top:50%;display:flex;flex-direction:column;align-items:center;gap:8px;transform:translate(-50%,-50%);font-size:12px;color:var(--muted)}
.node b{display:grid;place-items:center;width:52px;height:52px;border-radius:6px;font-size:22px;background:rgba(10,18,36,.85);border:1px solid rgba(255,255,255,.1);box-shadow:0 0 0 calc(var(--beat,0) * 6px) rgba(214,173,85,calc(.25 - var(--beat,0) * .22)),0 16px 30px -18px #000;animation:nodefloat 4s ease-in-out infinite}
.node .core{width:64px;height:64px;border-color:rgba(230,201,131,.5);box-shadow:0 0 0 calc(var(--beat,0) * 10px) rgba(214,173,85,calc(.35 - var(--beat,0) * .3)),0 0 40px -10px rgba(214,173,85,.6)}
.node .core img{width:38px;height:38px}
.n1{left:9.4%}.n2{left:50%}.n3{left:90.6%}
.n2 b{animation-delay:-1.3s}.n3 b{animation-delay:-2.6s}
@keyframes nodefloat{50%{transform:translateY(-5px)}}

/* بخش ربات: متن و گفت‌وگوی زنده */
.botcta{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:center;margin:56px 0 26px;padding:28px;border:1px solid rgba(255,255,255,.08);border-radius:6px;background:linear-gradient(120deg,rgba(42,171,238,.10),rgba(139,116,255,.06) 60%,rgba(255,255,255,.015));position:relative;overflow:hidden}
.botcta::after{content:"";position:absolute;width:340px;height:340px;inset-inline-end:-120px;top:-140px;border-radius:50%;background:radial-gradient(circle,rgba(42,171,238,.25),transparent 65%);filter:blur(20px);pointer-events:none;animation:drift1 14s ease-in-out infinite alternate}
.botcta h2{font-size:24px;line-height:1.6;margin:12px 0 8px;font-weight:700}
.botcta p{font-size:14px;color:var(--muted);margin:0 0 18px}
.tg-orb{position:relative;display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#37bbfe,#007dbb);box-shadow:0 10px 26px -10px #2AABEE;flex:none}
html.live:root body .tg-orb{border-radius:50%!important}
.tg-orb svg{width:24px;height:24px;fill:#fff;transform:translateX(-1px)}
.tg-orb::before,.tg-orb::after{content:"";position:absolute;inset:0;border-radius:50%;border:1.5px solid #2AABEE;animation:orb 2.4s cubic-bezier(.23,1,.32,1) infinite}
.tg-orb::after{animation-delay:1.2s}
@keyframes orb{from{transform:scale(1);opacity:.7}to{transform:scale(1.9);opacity:0}}
.tg-orb.sm{width:34px;height:34px}
.tg-orb.sm svg{width:18px;height:18px}
.tg-orb.sm::before,.tg-orb.sm::after{display:none}
.tg-live{display:inline-flex;align-items:center;gap:14px;padding:10px 18px 10px 12px;border-radius:4px;border:1px solid rgba(42,171,238,.45);background:rgba(42,171,238,.10);transition:transform .3s var(--spring),background .2s,box-shadow .3s}
.tg-live:hover{transform:translateY(-2px);background:rgba(42,171,238,.18);box-shadow:0 18px 40px -20px #2AABEE}
.tg-text{display:flex;flex-direction:column;line-height:1.5}
.tg-text b{font-size:15px}
.tg-text small{font-size:12px;color:var(--muted)}
.tg-go{font-size:18px;color:#7fd3ff;animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{50%{transform:translateX(-5px)}}
html[dir=ltr] .tg-go{animation-name:nudgeR}
@keyframes nudgeR{50%{transform:translateX(5px)}}
.chat{border:1px solid rgba(255,255,255,.1);border-radius:6px;background:rgba(8,14,28,.85);box-shadow:0 30px 60px -30px #000;overflow:hidden;position:relative;z-index:1}
.chat-head{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.03)}
.chat-head>span:last-child{display:flex;flex-direction:column;line-height:1.4}
.chat-head b{font-size:13px}
.chat-typing{font-size:11px;color:#7fd3ff;display:inline-flex;align-items:center;gap:2px}
.chat-typing i{width:3px;height:3px;border-radius:50%;background:currentColor;animation:typing 1.2s infinite}
.chat-typing i:nth-child(2){animation-delay:.15s}
.chat-typing i:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,60%,100%{opacity:.2;transform:none}30%{opacity:1;transform:translateY(-2px)}}
.chat-body{display:flex;flex-direction:column;gap:8px;padding:14px;min-height:196px}
.msg{margin:0;max-width:85%;padding:8px 12px;font-size:12.5px;border-radius:6px;opacity:0;animation:msgin1 9s infinite}
.msg.me{align-self:flex-start;background:linear-gradient(135deg,#2b5278,#21405e);color:#e6f3ff;font-family:ui-monospace,monospace;font-size:12px}
.msg.bot{align-self:flex-end;background:rgba(255,255,255,.07);color:var(--ink)}
html[dir=ltr] .msg.me{align-self:flex-end}
html[dir=ltr] .msg.bot{align-self:flex-start}
.msg.chip-row{align-self:flex-end;display:flex;gap:6px;padding:0;background:none}
.msg.chip-row span{padding:6px 10px;border-radius:4px;border:1px solid rgba(42,171,238,.45);color:#9fdcff;font-size:12px}
html[dir=ltr] .msg.chip-row{align-self:flex-start}
.msg.file{border:1px solid rgba(61,220,151,.35);background:rgba(61,220,151,.08)}
.chat-body .msg:nth-child(2){animation-name:msgin2}
.chat-body .msg:nth-child(3){animation-name:msgin3}
.chat-body .msg:nth-child(4){animation-name:msgin4}
@keyframes msgin1{0%{opacity:0;transform:translateY(8px)}6%,88%{opacity:1;transform:none}96%,100%{opacity:0}}
@keyframes msgin2{0%,14%{opacity:0;transform:translateY(8px)}20%,88%{opacity:1;transform:none}96%,100%{opacity:0}}
@keyframes msgin3{0%,28%{opacity:0;transform:translateY(8px)}34%,88%{opacity:1;transform:none}96%,100%{opacity:0}}
@keyframes msgin4{0%,46%{opacity:0;transform:translateY(8px) scale(.95)}54%,88%{opacity:1;transform:none}96%,100%{opacity:0}}

/* دکمهٔ شناور تلگرام */
.tg-fab{position:fixed;z-index:30;bottom:18px;inset-inline-start:18px;display:flex;align-items:center;gap:10px;padding:6px 16px 6px 6px;background:rgba(8,16,32,.75);border:1px solid rgba(42,171,238,.4);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 18px 40px -16px rgba(42,171,238,.6);font-size:13px;color:#d9f1ff;transition:transform .3s var(--spring)}
html.live:root body .tg-fab{border-radius:999px!important;position:fixed}
html[dir=ltr] .tg-fab{padding:6px 6px 6px 16px;flex-direction:row-reverse}
.tg-fab:hover{transform:translateY(-3px)}
.tg-fab .tg-orb{width:40px;height:40px}
.tg-fab .tg-orb svg{width:20px;height:20px}
@media(max-width:760px){.botcta{grid-template-columns:1fr;padding:20px}.tg-fab-label{display:none}.tg-fab{padding:5px!important}.flow-stage{height:170px}.node b{width:44px;height:44px;font-size:19px}.node .core{width:54px;height:54px}.topbar nav .lang-switch a{min-width:32px}}
@media(prefers-reduced-motion:reduce){.msg{opacity:1;transform:none}}
@media(max-width:480px){.topbar nav{gap:2px}.topbar nav a{padding:0 7px}.topbar nav .nav-signup{display:none}.topbar nav .lang-switch{margin-inline-end:0}.topbar nav .lang-switch a{min-width:30px;padding:0 5px}.brand{font-size:18px}.brand img{width:30px;height:30px}}
.plan-name{font-size:13px;color:var(--ink)!important;font-weight:500}
.plan-cta{margin-top:4px;justify-content:center;border:1px solid rgba(230,201,131,.4);border-radius:4px;padding:0 14px;background:rgba(214,173,85,.08)}
.pricing.featured .plan-cta{border-color:rgba(169,149,255,.55);background:rgba(139,116,255,.14);color:#d9d0ff!important}
.tg-buy{gap:6px;text-decoration:none}
.tg-buy.pass{border-color:rgba(169,149,255,.55)!important;color:#d9d0ff!important;background:rgba(139,116,255,.14)!important}
.source-link.text{min-height:48px;flex-direction:row}
/* سرتیتر با پالت برند: عاج، طلایی شامپاینی، برنز */
h1 span.grad,h1 span:not(.h1a){background:linear-gradient(100deg,#f6f0e5,#D6AD55 38%,#8D7953 68%,#f6f0e5)!important;background-size:240% auto!important;-webkit-background-clip:text!important;background-clip:text!important;color:transparent!important}

/* ─── چیدمان متقارن مثل گوگل: صفحهٔ اول = تیتر + کادر، دقیقاً در قاب دید ─── */
.workspace{padding:0 0 32px!important;max-width:640px}
.fold{min-height:calc(100svh - 92px);display:flex;flex-direction:column;justify-content:center;align-items:stretch;gap:22px;padding:20px 0 28px}
.fold .intro{margin:0;text-align:center}
.fold h1{font-size:clamp(34px,6.2vw,60px)!important;line-height:1.2!important;margin:12px 0 10px!important}
.fold .intro p{font-size:15px;max-width:520px;margin:0 auto}
.fold .download-panel{margin:0;width:100%}
.below{display:flex;flex-direction:column;align-items:center;gap:18px;margin-top:8px}
.below .assure{margin:0}
.below .marquee{margin:0;width:100%}
@media(max-width:600px){
 .fold{min-height:calc(100svh - 72px);gap:16px;padding:12px 0 18px}
 .fold h1{font-size:34px!important}
 .fold .intro p{font-size:14px}
 .fold .intro p br{display:none}
 .fold .eyebrow{font-size:11px}
}
@media(max-height:760px) and (min-width:601px){.fold .intro p{display:none}.fold h1{font-size:44px!important}}
@media(max-height:680px){.fold .eyebrow{display:none}}
/* فشرده‌سازی صفحهٔ اول تا در ۷۶۸ پیکسل کامل دیده شود */
.fold{gap:18px;padding:12px 0 20px}
.fold h1{font-size:clamp(32px,4.6vw,52px)!important;line-height:1.18!important;margin:10px 0 8px!important}
html.live:root body .fold .download-panel{padding:20px 22px!important}
.fold .panel-head h2{font-size:17px}
.fold .steps{margin:12px 0 14px}
.fold .steps li{padding:7px 4px}
.fold label{margin:6px 0 6px}
.fold .url-field input{padding:13px 14px}
.fold .primary{min-height:48px;margin-top:12px}
.fold #status{margin:10px 0 6px;min-height:22px}
.fold .account-strip{margin-top:10px;padding-top:10px}
@media(max-height:860px) and (min-width:601px){.fold .intro p{display:none}}

/* ─── دستیار شناور سایت ─── */
.chat-fab{cursor:pointer}
.rchat{position:fixed;z-index:40;bottom:80px;inset-inline-start:18px;width:min(360px,calc(100vw - 32px));max-height:min(560px,calc(100svh - 120px));display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.12);border-radius:6px;background:rgba(8,14,28,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 30px 70px -20px #000;overflow:hidden;animation:arrive .35s cubic-bezier(.23,1,.32,1)}
html.live:root body .rchat{position:fixed}
.rchat[hidden]{display:none!important}
.rchat header{display:flex;align-items:center;gap:10px;padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.08)}
.rchat header>span:nth-child(2){display:flex;flex-direction:column;line-height:1.4;flex:1}
.rchat header b{font-size:14px}.rchat header small{font-size:11px;color:var(--muted)}
.rchat header .tg-orb{background:rgba(24,40,63,.9)}.rchat header .tg-orb img{width:22px;height:22px}
.rchat-x{background:none;border:0;color:var(--muted);font-size:16px;min-width:36px;min-height:36px;cursor:pointer}
.rchat-body{flex:1;overflow:auto;display:flex;flex-direction:column;gap:8px;padding:12px}
.rchat .msg{opacity:1;animation:none;max-width:88%;margin:0;padding:8px 11px;border-radius:6px;font-size:13px;line-height:1.8}
.rchat .msg.bot{align-self:flex-end;background:rgba(255,255,255,.07)}
.rchat .msg.me{align-self:flex-start;background:linear-gradient(135deg,#2b5278,#21405e);font-family:inherit}
html[dir=ltr] .rchat .msg.bot{align-self:flex-start}html[dir=ltr] .rchat .msg.me{align-self:flex-end}
.rchat .msg.typing{opacity:.7}
.rchat .msg.cta{align-self:center;border:1px solid rgba(42,171,238,.45);color:#9fdcff;text-decoration:none}
.rchat-quick{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 8px}
.rchat-quick button{font-size:12px;padding:6px 10px;border:1px solid rgba(214,173,85,.35);border-radius:4px;background:rgba(214,173,85,.08);color:var(--ink);cursor:pointer}
.rchat-form{display:flex;gap:6px;padding:10px 12px;border-top:1px solid rgba(255,255,255,.08)}
.rchat-form input{flex:1;min-height:42px}
.rchat-form button{min-width:42px;border:0;border-radius:4px;background:linear-gradient(135deg,#ecd59a,#D6AD55);color:#18283F;font-size:18px;cursor:pointer}
.rchat-tg{display:block;text-align:center;font-size:12px;color:var(--muted);padding:8px 12px 12px}

.tg-qr{display:inline-flex;flex-direction:column;align-items:center;gap:6px;margin:16px 0 0;padding:10px;border:1px solid rgba(255,255,255,.1);border-radius:6px;background:#fff}
.tg-qr img{display:block;width:132px;height:132px}
.tg-qr figcaption{font-size:11px;color:#18283F}
@media(max-width:760px){.tg-qr{display:none}}