/* بیکسا استودیو — هویتِ بیکسا: مشکیِ نزدیک‌به‌سیاه + طلایی + شیشه؛ IBM Plex Sans Arabic */
@font-face{font-family:'Plex';font-weight:400;font-display:swap;src:url(/fonts/plex-arabic-400-arabic.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FDFC-FDFD,U+FE70-FE74,U+FE76-FEFC}
@font-face{font-family:'Plex';font-weight:400;font-display:swap;src:url(/fonts/plex-arabic-400-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2212}
@font-face{font-family:'Plex';font-weight:500;font-display:swap;src:url(/fonts/plex-arabic-500-arabic.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:'Plex';font-weight:500;font-display:swap;src:url(/fonts/plex-arabic-500-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:'Plex';font-weight:600;font-display:swap;src:url(/fonts/plex-arabic-600-arabic.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:'Plex';font-weight:600;font-display:swap;src:url(/fonts/plex-arabic-600-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:'Plex';font-weight:700;font-display:swap;src:url(/fonts/plex-arabic-700-arabic.woff2) format('woff2');unicode-range:U+0600-06FF,U+200C-200E,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:'Plex';font-weight:700;font-display:swap;src:url(/fonts/plex-arabic-700-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+2000-206F}
@font-face{font-family:'Geist Mono';font-weight:300 700;font-display:swap;src:url(/fonts/geist-mono-var-latin.woff2) format('woff2')}

:root{
  --void:#050507;--bg2:#08080D;--surface:#0C0C13;--surface2:#10101A;--line:#1C1C26;--line2:#2A2A3A;
  --text:#F2F1F5;--mut:#9B99A8;--mut2:#6A6880;--gold:#FFC24A;--gold2:#FFD27A;--ok:#4ADE80;--bad:#FF6B6B;
  --ff:'Plex',system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;--mono:'Geist Mono',ui-monospace,Menlo,monospace;
  --r:16px;--ease:cubic-bezier(.16,1,.3,1);
  --safe-b:env(safe-area-inset-bottom,0px);--safe-t:env(safe-area-inset-top,0px);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--void);color:var(--text);font-family:var(--ff);font-size:15px;line-height:1.75;
  -webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
a{color:var(--gold);text-decoration:none}
::selection{background:rgba(255,194,74,.28)}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:8px}
[hidden]{display:none!important}
.en{font-family:var(--mono);letter-spacing:.01em}
.num{font-variant-numeric:tabular-nums}

/* ───── پوسته ───── */
.shell{display:flex;flex-direction:column;height:100dvh;max-width:1180px;margin:0 auto}
.top{display:flex;align-items:center;gap:10px;padding:calc(10px + var(--safe-t)) 16px 10px;border-bottom:1px solid var(--line);
  background:rgba(5,5,7,.86);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:8px;font-weight:600}
.brand svg{width:26px;height:26px}
.brand small{color:var(--mut);font-weight:500;font-size:13px}
.top .sp{flex:1}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid var(--line2);border-radius:999px;
  background:var(--surface);font-size:13px;white-space:nowrap}
.pill b{color:var(--gold);font-weight:700;font-variant-numeric:tabular-nums}
.pill.gold{border-color:rgba(255,194,74,.45)}
.main{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}
.view{flex:1;min-height:0;overflow-y:auto;padding:16px 16px 24px;-webkit-overflow-scrolling:touch}
.nav{order:2;display:flex;justify-content:space-around;border-top:1px solid var(--line);background:rgba(8,8,13,.94);
  backdrop-filter:blur(14px);padding:6px 6px calc(6px + var(--safe-b))}
.nav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 0;color:var(--mut2);font-size:11.5px;border-radius:12px}
.nav button svg{width:22px;height:22px}
.nav button.on{color:var(--gold)}
@media (min-width:900px){
  .shell{flex-direction:row;height:100dvh}
  .nav{flex-direction:column;justify-content:flex-start;gap:6px;border-top:0;border-left:1px solid var(--line);width:92px;padding:16px 8px;order:-1}
  .nav button{flex:0;padding:10px 0}
  .col{display:flex;flex-direction:column;flex:1;min-width:0}
}

/* ───── اجزا ───── */
.card{background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));border:1px solid var(--line);border-radius:var(--r);padding:16px}
.h1{font-size:20px;font-weight:700;letter-spacing:-.01em}
.h2{font-size:16px;font-weight:600}
.mut{color:var(--mut)}.mut2{color:var(--mut2)}
.sm{font-size:13px}.xs{font-size:12px}
.row{display:flex;align-items:center;gap:8px}.wrap{flex-wrap:wrap}.grow{flex:1;min-width:0}
.stack{display:flex;flex-direction:column;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:14px;font-weight:600;
  background:var(--gold);color:#120c00;transition:transform .15s var(--ease),opacity .2s}
.btn:active{transform:scale(.98)}
.btn[disabled]{opacity:.45;pointer-events:none}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line2)}
.btn.block{width:100%}
.btn .num{font-weight:600}
.iconbtn{width:38px;height:38px;display:inline-grid;place-items:center;border-radius:12px;border:1px solid var(--line2);background:var(--surface)}
.iconbtn svg{width:19px;height:19px}
.field{width:100%;background:var(--surface);border:1px solid var(--line2);border-radius:14px;padding:12px 14px;outline:none;transition:border-color .2s}
.field:focus{border-color:rgba(255,194,74,.6)}
textarea.field{resize:none;min-height:96px;line-height:1.8}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:7px 13px;border-radius:999px;border:1px solid var(--line2);background:var(--surface);font-size:13px;color:var(--mut)}
.chip.on{border-color:var(--gold);color:var(--gold);background:rgba(255,194,74,.08)}
.lbl{font-size:12.5px;color:var(--mut2);margin-bottom:6px;display:block}
.tag{font-size:11px;padding:2px 8px;border-radius:999px;border:1px solid var(--line2);color:var(--mut)}
.tag.gold{border-color:rgba(255,194,74,.5);color:var(--gold)}
.err{color:var(--bad);font-size:13px}
.spin{width:18px;height:18px;border:2px solid rgba(255,255,255,.18);border-top-color:var(--gold);border-radius:50%;animation:sp .8s linear infinite;display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.toast{position:fixed;left:50%;bottom:calc(84px + var(--safe-b));transform:translateX(-50%);background:var(--surface2);border:1px solid var(--line2);
  padding:10px 16px;border-radius:12px;font-size:13.5px;z-index:90;max-width:90vw;box-shadow:0 10px 40px rgba(0,0,0,.5)}

/* ───── مدل‌ها ───── */
.models{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.mcard{text-align:right;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:4px}
.mcard.on{border-color:var(--gold);background:rgba(255,194,74,.06)}
.mcard .t{font-weight:600;font-size:14px}
.mcard .b{font-size:12.5px;color:var(--mut)}
.mcard .p{font-size:12.5px;color:var(--gold);font-weight:500}

@media (max-width:899px){
  .models.h{display:flex;overflow-x:auto;gap:10px;padding-bottom:6px;scroll-snap-type:x mandatory;margin:0 -16px;padding-inline:16px}
  .models.h .mcard{flex:0 0 72%;scroll-snap-align:start}
}
/* ───── چت ───── */
.chatwrap{display:flex;flex-direction:column;height:100%}
.chatbar{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--line)}
.msgs{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:14px}
.msg{max-width:min(760px,92%);line-height:1.9;font-size:15px;white-space:normal;word-wrap:break-word}
.msg.u{align-self:flex-start;background:var(--surface2);border:1px solid var(--line2);padding:10px 14px;border-radius:16px 16px 16px 4px}
.msg.a{align-self:stretch;max-width:780px}
.msg.a p+p{margin-top:.6em}
.msg pre{direction:ltr;text-align:left;background:#0A0A10;border:1px solid var(--line2);border-radius:12px;padding:12px;overflow-x:auto;margin:.6em 0;font-family:var(--mono);font-size:13px;line-height:1.6}
.msg code{font-family:var(--mono);font-size:.92em;background:rgba(255,255,255,.06);padding:1px 5px;border-radius:6px;direction:ltr;unicode-bidi:isolate}
.msg pre code{background:none;padding:0}
.msg ul,.msg ol{padding-right:1.4em;margin:.4em 0}
.msg h3,.msg h4{font-size:15.5px;margin:.7em 0 .2em}
.meta{font-size:11.5px;color:var(--mut2);margin-top:4px;display:flex;gap:10px;align-items:center}
.caret{display:inline-block;width:8px;height:16px;background:var(--gold);vertical-align:-2px;animation:bl 1s steps(2) infinite;margin-right:2px}
@keyframes bl{50%{opacity:0}}
.composer{padding:10px 12px calc(10px + var(--safe-b));border-top:1px solid var(--line);background:rgba(5,5,7,.92)}
.composer .box{display:flex;align-items:flex-end;gap:8px;background:var(--surface);border:1px solid var(--line2);border-radius:18px;padding:6px 6px 6px 10px}
.composer textarea{flex:1;background:none;border:0;outline:none;resize:none;max-height:180px;min-height:24px;padding:8px 8px;line-height:1.7}
.send{width:40px;height:40px;border-radius:13px;background:var(--gold);color:#120c00;display:grid;place-items:center;flex:none}
.send svg{width:20px;height:20px}
.send.stop{background:var(--surface2);color:var(--text);border:1px solid var(--line2)}
.empty{margin:auto;text-align:center;max-width:520px;padding:24px 8px}
.sugg{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;margin-top:18px}
.sugg button{text-align:right;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:var(--surface);font-size:13.5px;color:var(--mut)}

/* ───── شیت ───── */
.sheet-bg{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{width:100%;max-width:640px;max-height:88dvh;overflow-y:auto;background:var(--bg2);border:1px solid var(--line2);border-bottom:0;
  border-radius:22px 22px 0 0;padding:18px 16px calc(20px + var(--safe-b));animation:up .28s var(--ease)}
@media (min-width:900px){.sheet-bg{align-items:center}.sheet{border-radius:22px;border-bottom:1px solid var(--line2)}}
@keyframes up{from{transform:translateY(30px);opacity:0}}
.grab{width:42px;height:4px;border-radius:9px;background:var(--line2);margin:0 auto 14px}

/* ───── رسانه ───── */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.tile{position:relative;border-radius:14px;overflow:hidden;background:var(--surface);border:1px solid var(--line);aspect-ratio:1/1}
.tile img,.tile video{width:100%;height:100%;object-fit:cover;display:block}
.tile .st{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:10px;font-size:12.5px;color:var(--mut)}
.tile .cap{position:absolute;inset:auto 0 0 0;padding:18px 8px 6px;background:linear-gradient(transparent,rgba(0,0,0,.75));font-size:11px;color:#ddd;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tile.tall{aspect-ratio:9/16}
.list{display:flex;flex-direction:column;gap:10px}
.aud{display:flex;flex-direction:column;gap:8px}
.aud audio{width:100%;height:40px}
.viewer{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:60;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px}
.viewer img,.viewer video{max-width:100%;max-height:78dvh;border-radius:12px}
.viewer .acts{display:flex;gap:10px;margin-top:14px}

/* ───── ورود ───── */
.login{min-height:100dvh;display:grid;place-items:center;padding:24px 16px}
.login .box{width:100%;max-width:400px}
.otp{letter-spacing:.5em;text-align:center;font-family:var(--mono);font-size:22px}

/* ───── کیف‌پول ───── */
.bal{font-size:34px;font-weight:700;color:var(--gold)}
.packs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.pack{padding:14px;border-radius:14px;border:1px solid var(--line2);background:var(--surface);text-align:right}
.pack.on{border-color:var(--gold)}
.cardno{font-family:var(--mono);font-weight:500;font-size:19px;letter-spacing:.06em;direction:ltr;text-align:center}
.hist{display:flex;flex-direction:column}
.hist .it{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.plus{color:var(--ok)}.minus{color:var(--mut)}