/* All AI Zone: shared styles for the home page, the app and the small pages.
   Body text is Times New Roman 12pt everywhere (owner preference); Noto fonts cover non-Latin scripts. */
:root{
  --bg:#f4fbf6; --bg2:#e8f6ec; --panel:#ffffff; --panel2:#f6fcf8; --ink:#1b1530; --muted:#655e7a; --line:#e6dff3;
  --soft:#ebf8ef; --side:#ffffff; --hover:rgba(124,58,237,.07); --input:#ffffff;
  --brand:#e11d74; --brand2:#7c3aed; --brand3:#f59e0b; --accent:#0d9488; --danger:#c81e1e;
  --grad:linear-gradient(90deg,#ec4899 0%,#a855f7 35%,#3b82f6 65%,#10b981 100%);
  --grad-warm:linear-gradient(90deg,#ec4899,#f97316);
  --radius:16px; --shadow:0 8px 30px rgba(76,29,149,.09); --shadow-lg:0 18px 50px rgba(76,29,149,.16);
  --serif:"Times New Roman",Times,"Noto Sans Bengali","Noto Sans Devanagari","Noto Naskh Arabic","Noto Sans Tamil","Noto Sans SC","Noto Sans JP","Noto Sans KR",serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme=light]){
    --bg:#0e0a18; --bg2:#171126; --panel:#1a1429; --panel2:#201936; --ink:#f2eefb; --muted:#aaa2c2; --line:#2f2747;
    --soft:#261d3d; --side:#130e21; --hover:rgba(255,255,255,.06); --input:#120d1f;
    --brand:#f472b6; --brand2:#a78bfa; --accent:#2dd4bf; --danger:#ff7b7b;
    --shadow:0 8px 30px rgba(0,0,0,.35); --shadow-lg:0 18px 50px rgba(0,0,0,.5); color-scheme:dark;
  }
}
:root[data-theme=dark]{
  --bg:#0e0a18; --bg2:#171126; --panel:#1a1429; --panel2:#201936; --ink:#f2eefb; --muted:#aaa2c2; --line:#2f2747;
  --soft:#261d3d; --side:#130e21; --hover:rgba(255,255,255,.06); --input:#120d1f;
  --brand:#f472b6; --brand2:#a78bfa; --accent:#2dd4bf; --danger:#ff7b7b;
  --shadow:0 8px 30px rgba(0,0,0,.35); --shadow-lg:0 18px 50px rgba(0,0,0,.5); color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--serif);font-size:12pt;line-height:1.5;color:var(--ink);background:var(--bg);overflow-x:hidden}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.2;margin:0 0 .5em;font-weight:bold}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
[hidden]{display:none!important}
.wrap{max-width:1160px;margin:0 auto;padding:0 16px}
svg.i{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4em;border:0;border-radius:999px;padding:.65em 1.4em;background:linear-gradient(90deg,#ec4899,#8b5cf6);color:#fff;font-weight:bold;cursor:pointer;text-decoration:none;box-shadow:0 6px 18px rgba(236,72,153,.25);transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(139,92,246,.3)}
.btn.ghost{background:transparent;color:var(--brand2);border:1.5px solid var(--brand2);box-shadow:none}
.btn.small{padding:.4em 1em}
.btn:disabled{opacity:.5;cursor:wait;transform:none}
.ibtn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:0;border-radius:12px;background:transparent;color:var(--muted);cursor:pointer;flex:none}
.ibtn:hover{background:var(--hover);color:var(--ink)}
.ibtn.round{border-radius:50%}
.muted{color:var(--muted)}
.err{color:var(--danger)}
.err:empty{display:none}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);min-width:0}
select,input[type=text],input[type=password],input[type=email],input[type=search],input[type=number],input[type=tel],input[type=url],textarea{border:1.5px solid var(--line);border-radius:12px;padding:.55em .8em;background:var(--input);color:var(--ink);max-width:100%}
select:focus,input:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--brand2) 45%,transparent);outline-offset:1px;border-color:var(--brand2)}
textarea{width:100%;resize:vertical;min-height:80px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1.5px solid var(--line);border-radius:999px;padding:.25em .9em;background:var(--panel);cursor:pointer}
.chip.on{background:var(--brand2);color:#fff;border-color:var(--brand2)}
.imgs{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.imgs img{width:100%;border-radius:14px;border:1px solid var(--line);display:block}
.cols{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.cols .card{white-space:pre-wrap;max-height:420px;overflow:auto}
.consensus{border:2px solid var(--accent)}

/* ---------- Logo ---------- */
.logo{display:inline-flex;align-items:center;gap:.45em;direction:ltr;unicode-bidi:isolate;font-weight:bold;font-size:1.35rem;text-decoration:none;color:var(--ink);white-space:nowrap;letter-spacing:-.01em}
.logo .mark{width:1.6em;height:1.6em;flex:none}
.logo b{font-weight:900;background:var(--grad-warm);-webkit-background-clip:text;background-clip:text;color:transparent}
.gtext{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Gate / small pages ---------- */
.gate{max-width:460px;margin:10vh auto;text-align:center}
.gate .row{justify-content:space-between}
.gate input{width:100%}
.topbar-tools{display:flex;gap:6px;align-items:center}
select.lang-select{max-width:170px}

/* ================= APP ================= */
.app{display:grid;grid-template-columns:268px minmax(0,1fr);height:100vh;height:100dvh;overflow:hidden;background:var(--bg)}
.side{background:var(--side);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;min-height:0;padding:12px 10px;gap:4px;z-index:40}
.side-top{display:flex;align-items:center;gap:2px;padding:2px 4px 10px}
.side-top .logo{flex:1;min-width:0;font-size:1.5rem;font-weight:900}
.side-nav{display:flex;flex-direction:column;gap:2px}
.nav-i{display:flex;align-items:center;gap:12px;width:100%;border:0;background:transparent;padding:7px 8px;border-radius:12px;cursor:pointer;text-align:start;font-weight:bold;color:var(--ink);position:relative}
.nav-i .ico{width:32px;height:32px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--c) 15%,transparent);color:var(--c);flex:none;transition:transform .15s}
.nav-i .ico svg{width:18px;height:18px}
.nav-i:hover{background:color-mix(in srgb,var(--c) 9%,transparent)}
.nav-i:hover .ico{transform:scale(1.06)}
.nav-i.on{background:color-mix(in srgb,var(--c) 16%,transparent);color:var(--c)}
.nav-i.on .ico{background:var(--c);color:#fff;box-shadow:0 4px 12px color-mix(in srgb,var(--c) 45%,transparent)}
.nav-i.on::before{content:"";position:absolute;inset-inline-start:-10px;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--c)}
.nav-i .lbl{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-h{font-size:10.5pt;font-weight:bold;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:12px 10px 4px}
.side-recent{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column}
.recent-i{display:flex;align-items:center;gap:4px;border-radius:10px}
.recent-i button.open{flex:1;min-width:0;border:0;background:transparent;text-align:start;padding:6px 10px;border-radius:10px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink)}
.recent-i:hover,.recent-i.on{background:var(--hover)}
.recent-i.on button.open{font-weight:bold;color:#ec4899}
.recent-i .del{opacity:0;width:28px;height:28px}
.recent-i:hover .del,.recent-i .del:focus{opacity:1}
.side-bottom{border-top:1px solid var(--line);padding-top:10px;display:flex;flex-direction:column;gap:8px}
.side-tools{display:flex;align-items:center;gap:6px}
.side-tools select{flex:1;min-width:0;padding:.35em .5em}
.user{display:flex;align-items:center;gap:10px;border:0;background:transparent;border-radius:14px;padding:6px;cursor:pointer;text-align:start;width:100%;color:var(--ink)}
.user:hover{background:var(--hover)}
.avatar{width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:bold;background:linear-gradient(135deg,#ec4899,#8b5cf6 55%,#3b82f6);flex:none}
.u-txt{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25}
.u-txt b,.u-txt small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.u-txt small{color:var(--muted);font-size:10.5pt;white-space:normal;overflow-wrap:anywhere}
/* collapsed (desktop) */
.app.collapsed{grid-template-columns:72px minmax(0,1fr)}
.app.collapsed .side .lbl,.app.collapsed .side-recent,.app.collapsed .side-top .logo span,.app.collapsed .u-txt,.app.collapsed .side-tools select,.app.collapsed .user>svg{display:none}
.app.collapsed .side-top{flex-direction:column;gap:6px}
.app.collapsed .side-top .logo{flex:none}
.app.collapsed .nav-i{justify-content:center;padding:7px 0}
.app.collapsed .side-tools{flex-direction:column}
.app.collapsed .user{justify-content:center}
.app.collapsed .nav-i.on::before{inset-inline-start:-6px}

main.pane{display:flex;flex-direction:column;min-width:0;min-height:0;position:relative}
main.pane::before{content:"";display:block;height:4px;background:var(--vc,var(--grad));background:linear-gradient(90deg,var(--vc,#ec4899),color-mix(in srgb,var(--vc,#8b5cf6) 40%,#8b5cf6));flex:none}
.mtop{display:none}
.view{display:none;flex-direction:column;gap:14px;flex:1;min-height:0;overflow:auto;padding:22px 28px 40px}
.view.on{display:flex}
.view h2,.view p{margin:0}
.view > h2,.view .vh h2,.view h2:first-child{color:var(--c,var(--ink))}
.vh{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.vh .big-ico{width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:var(--c);color:#fff;box-shadow:0 8px 22px color-mix(in srgb,var(--c) 40%,transparent)}
.vh .big-ico svg{width:24px;height:24px}
.vh h2{font-size:1.6rem;margin:0}
.vh p{flex-basis:100%}
.view .card{border-top:3px solid color-mix(in srgb,var(--c,#8b5cf6) 70%,transparent)}
.feature-missing{padding:30px;text-align:center}

/* ---------- Chat ---------- */
#v-chat{padding:0;overflow:hidden;gap:0;background:radial-gradient(1200px 520px at 50% 38%,color-mix(in srgb,#10b981 10%,transparent),transparent 60%),radial-gradient(800px 420px at 80% 70%,color-mix(in srgb,#3b82f6 8%,transparent),transparent 60%)}
.chat-scroll{flex:1;min-height:0;overflow:auto;display:flex;flex-direction:column}
#v-chat:not(.started) .chat-scroll{flex:0 1 auto;justify-content:flex-end;margin-top:auto}
#v-chat:not(.started) .composer-wrap{margin-bottom:auto}
#v-chat.started .hello,#v-chat.started .quick{display:none}
.hello{text-align:center;padding:24px 16px 18px}
.hello .mark{width:64px;height:64px;filter:drop-shadow(0 10px 20px rgba(139,92,246,.35));animation:spin 18s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.hello .mark{animation:none}}
.hello h1{font-size:clamp(1.6rem,3.6vw,2.4rem);margin:10px 0 4px}
.hello h1 .nm{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.log{display:flex;flex-direction:column;gap:18px;width:100%;max-width:860px;margin:0 auto;padding:24px 20px 12px}
.composer-wrap{width:100%;max-width:860px;margin:0 auto;padding:6px 16px 10px;display:flex;flex-direction:column;gap:8px}
.ctx-pills{display:flex;gap:6px;flex-wrap:wrap}
.ctx-pills:empty{display:none}
.pill{display:inline-flex;align-items:center;gap:6px;border:1.5px solid color-mix(in srgb,var(--c,#8b5cf6) 40%,transparent);color:var(--c,#8b5cf6);background:color-mix(in srgb,var(--c,#8b5cf6) 10%,var(--panel));border-radius:999px;padding:.15em .4em .15em .8em;font-weight:bold;font-size:11pt;cursor:pointer}
.pill .x{border:0;background:transparent;color:inherit;cursor:pointer;padding:0 4px;font-weight:bold}
.composer{background:var(--panel);border:2px solid transparent;border-radius:28px;box-shadow:var(--shadow-lg);padding:10px 12px 8px;background-image:linear-gradient(var(--panel),var(--panel)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
.composer textarea{border:0;background:transparent;min-height:28px;max-height:220px;resize:none;padding:8px 8px 4px;outline:none;font-size:12pt;display:block}
.composer textarea:focus{outline:none}
.c-bar{display:flex;align-items:center;gap:6px}
.c-bar .grow{flex:1}
.plus-wrap{position:relative}
.menu{position:absolute;bottom:calc(100% + 8px);inset-inline-start:0;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);padding:6px;min-width:240px;z-index:30;display:flex;flex-direction:column}
.menu button{display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:9px 10px;border-radius:10px;cursor:pointer;text-align:start;color:var(--ink)}
.menu button:hover{background:var(--hover)}
.menu button .mi{width:28px;height:28px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--c) 15%,transparent);color:var(--c)}
.menu button .mi svg{width:16px;height:16px}
.menu .tog{margin-inline-start:auto;width:34px;height:20px;border-radius:999px;background:var(--line);position:relative;flex:none}
.menu .tog::after{content:"";position:absolute;top:2px;inset-inline-start:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:inset-inline-start .15s}
.menu button[aria-checked=true] .tog{background:#0ea5e9}
.menu button[aria-checked=true] .tog::after{inset-inline-start:16px}
.model-btn{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--line);background:var(--panel2);border-radius:999px;padding:.3em .8em;cursor:pointer;font-weight:bold;max-width:200px;color:var(--ink)}
.model-btn span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.model-btn svg.i{width:16px;height:16px}
.model-btn .spark{color:#a855f7}
.send{width:40px;height:40px;border-radius:50%;border:0;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,#ec4899,#8b5cf6);box-shadow:0 6px 16px rgba(236,72,153,.35);flex:none}
.send:disabled{opacity:.45;cursor:default;box-shadow:none}
.send.stop{background:linear-gradient(135deg,#ef4444,#f97316)}
#micBtn.rec{background:#ef4444;color:#fff;animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(239,68,68,.15)}}
.att-chips{display:flex;flex-wrap:wrap;gap:8px;padding:2px 4px}
.att-chips:empty{display:none}
.att{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--panel2);border-radius:12px;padding:4px 6px 4px 4px;max-width:220px;font-size:11pt}
.att img{width:34px;height:34px;object-fit:cover;border-radius:8px}
.att .doc{width:34px;height:34px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:#ef4444;color:#fff;font-weight:bold;font-size:9pt}
.att .doc.txt{background:#3b82f6}
.att span.n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.att button{border:0;background:transparent;cursor:pointer;color:var(--muted);font-weight:bold;padding:0 4px}
.att.loading{opacity:.6}
.quick{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;padding-top:8px}
.qchip{display:inline-flex;align-items:center;gap:8px;border:1.5px solid color-mix(in srgb,var(--c) 35%,transparent);background:color-mix(in srgb,var(--c) 10%,var(--panel));color:var(--ink);border-radius:999px;padding:.45em 1.1em .45em .5em;cursor:pointer;font-weight:bold;box-shadow:0 4px 14px color-mix(in srgb,var(--c) 15%,transparent);transition:transform .15s}
.qchip:hover{transform:translateY(-2px);background:color-mix(in srgb,var(--c) 18%,var(--panel))}
.qchip .ico{width:28px;height:28px;border-radius:50%;background:var(--c);color:#fff;display:inline-flex;align-items:center;justify-content:center}
.qchip .ico svg{width:15px;height:15px}
.fine{font-size:10pt;text-align:center;margin:0}
/* messages */
.msg{display:flex;flex-direction:column;gap:6px;min-width:0}
.msg.user{align-items:flex-end}
.msg.user .bubble{background:linear-gradient(135deg,color-mix(in srgb,#ec4899 14%,var(--panel)),color-mix(in srgb,#8b5cf6 14%,var(--panel)));border:1px solid color-mix(in srgb,#8b5cf6 22%,transparent);border-radius:20px 20px 6px 20px;padding:10px 16px;max-width:85%;white-space:pre-wrap;overflow-wrap:anywhere}
[dir=rtl] .msg.user .bubble{border-radius:20px 20px 20px 6px}
.msg .files{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.msg .files span{font-size:10.5pt;border:1px solid var(--line);border-radius:999px;padding:.1em .7em;background:var(--panel)}
.msg.bot{flex-direction:row;align-items:flex-start;gap:12px}
.msg.bot .bot-av{width:32px;height:32px;flex:none;margin-top:2px}
.msg.bot .bot-main{flex:1;min-width:0}
.msg .who{font-size:10.5pt;font-weight:bold;color:var(--brand2);margin-bottom:2px}
.md{overflow-wrap:anywhere;min-width:0}
.md>*:first-child{margin-top:0}
.md>*:last-child{margin-bottom:0}
.md p{margin:.5em 0}
.md h1,.md h2,.md h3,.md h4,.md h5,.md h6{margin:.9em 0 .4em;color:var(--ink)}
.md h1{font-size:1.45em}.md h2{font-size:1.3em}.md h3{font-size:1.15em}.md h4,.md h5,.md h6{font-size:1em}
.md ul,.md ol{margin:.4em 0;padding-inline-start:1.5em}
.md li{margin:.2em 0}
.md blockquote{margin:.6em 0;padding:.2em 1em;border-inline-start:4px solid #a855f7;background:var(--soft);border-radius:8px}
.md code{font-family:ui-monospace,Consolas,"Courier New",monospace;font-size:.92em;background:var(--soft);padding:.1em .35em;border-radius:6px}
.md hr{border:0;border-top:1px solid var(--line);margin:1em 0}
.md a{color:#3b82f6;text-decoration:underline}
.md .tbl{overflow-x:auto;margin:.6em 0}
.md table{border-collapse:collapse;min-width:60%}
.md th,.md td{border:1px solid var(--line);padding:.35em .7em;text-align:start;vertical-align:top}
.md th{background:var(--soft)}
.code{margin:.7em 0;border-radius:12px;overflow:hidden;border:1px solid #2b2540;background:#16121f;direction:ltr}
.code-h{display:flex;justify-content:space-between;align-items:center;padding:4px 8px 4px 12px;background:#231d33;color:#cfc7e6;font-size:10pt}
.code-h button{border:0;background:rgba(255,255,255,.08);color:#fff;border-radius:8px;padding:.2em .7em;cursor:pointer;font-size:10pt}
.code pre{margin:0;padding:12px;overflow:auto}
.code pre code{background:none;color:#f1ecff;padding:0;font-size:10.5pt;white-space:pre}
.cursor::after{content:"▍";animation:blink 1s steps(2) infinite;color:#ec4899}
@keyframes blink{50%{opacity:0}}
.typing{display:inline-flex;gap:4px;padding:8px 0}
.typing i{width:8px;height:8px;border-radius:50%;background:#ec4899;animation:bounce 1s infinite}
.typing i:nth-child(2){background:#a855f7;animation-delay:.15s}.typing i:nth-child(3){background:#3b82f6;animation-delay:.3s}
@keyframes bounce{50%{transform:translateY(-5px)}}
.m-meta{display:flex;align-items:center;gap:2px;flex-wrap:wrap;margin-top:6px;color:var(--muted);font-size:10.5pt}
.m-meta .ibtn{width:30px;height:30px;border-radius:8px}
.m-meta .ibtn svg{width:16px;height:16px}
.m-meta .info{margin-inline-start:6px}
.m-meta .tag{display:inline-flex;border-radius:999px;padding:0 .6em;background:var(--soft);color:var(--brand2);font-weight:bold;margin-inline-start:4px}
.msg .m-err{color:var(--danger);font-size:11pt;margin-top:4px}
.msg.flash .bubble,.msg.flash .bot-main{animation:flash 1.6s ease}
@keyframes flash{0%,60%{box-shadow:0 0 0 4px #facc15;border-radius:12px}}

/* fallback model menu */
.model-menu{position:fixed;z-index:80;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);padding:6px;max-height:60vh;overflow:auto;min-width:240px}
.model-menu button{display:block;width:100%;text-align:start;border:0;background:transparent;padding:8px 10px;border-radius:10px;cursor:pointer;color:var(--ink)}
.model-menu button:hover,.model-menu button.on{background:var(--hover)}

/* experts / projects */
.egrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.ecard{text-align:start;border:1.5px solid color-mix(in srgb,var(--c) 30%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--c) 12%,var(--panel)),var(--panel) 60%);border-radius:18px;padding:16px;cursor:pointer;display:flex;flex-direction:column;gap:6px;color:var(--ink);transition:transform .15s,box-shadow .15s}
.ecard:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.ecard .e-ic{font-size:1.6rem;width:46px;height:46px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--c) 20%,transparent)}
.ecard b{color:var(--c)}
.ecard small{color:var(--muted)}
.ecard.on{border-color:var(--c);box-shadow:0 0 0 2px var(--c)}
.ecard .cur{align-self:flex-start;font-size:10pt;background:var(--c);color:#fff;border-radius:999px;padding:0 .7em}
.az-projects,.projbox{padding:16px;display:flex;flex-direction:column;gap:6px}
.az-projects details summary{cursor:pointer}
.pcard .meta{color:var(--muted);font-size:11pt}

/* image studio */
.studio{display:flex;flex-direction:column;gap:12px}
.imgs a{position:relative;display:block}

/* dialogs */
dialog{border:0;border-radius:22px;padding:0;background:var(--panel);color:var(--ink);box-shadow:var(--shadow-lg);width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 40px)}
dialog::backdrop{background:rgba(20,10,40,.45);backdrop-filter:blur(3px)}
.dlg{padding:20px;display:flex;flex-direction:column;gap:12px}
.dlg-h{display:flex;align-items:center;justify-content:space-between;gap:10px}
.dlg-h h3{margin:0}
.dlg label{display:flex;flex-direction:column;gap:4px;font-weight:bold}
.dlg label input,.dlg label select{font-weight:normal;width:100%}
.usage{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}
.usage div{background:var(--soft);border-radius:12px;padding:8px 10px;font-size:11pt}
.usage b{display:block;font-size:13pt}
.sres{display:flex;flex-direction:column;gap:6px;max-height:55vh;overflow:auto}
.sres button{text-align:start;border:1px solid var(--line);background:var(--panel2);border-radius:12px;padding:8px 12px;cursor:pointer;color:var(--ink)}
.sres button:hover{border-color:#ec4899}
.sres small{display:block;color:var(--muted)}
.sres mark{background:#fde68a;color:#1b1530;border-radius:3px}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#1b1530;color:#fff;border-radius:999px;padding:.5em 1.2em;z-index:100;box-shadow:var(--shadow-lg);pointer-events:none;transition:opacity .2s;opacity:0}
.toast.show{opacity:1}
.scrim{display:none}

/* ---------- App: mobile ---------- */
@media (max-width:860px){
  .app,.app.collapsed{grid-template-columns:minmax(0,1fr)}
  .side{position:fixed;top:0;bottom:0;inset-inline-start:0;width:min(290px,86vw);transform:translateX(-105%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}
  [dir=rtl] .side{transform:translateX(105%)}
  .app.drawer-open .side{transform:none}
  .app.drawer-open .scrim{display:block;position:fixed;inset:0;background:rgba(20,10,40,.45);z-index:35}
  #btnCollapse{display:none}
  .app.collapsed .side .lbl,.app.collapsed .side-recent,.app.collapsed .u-txt,.app.collapsed .side-tools select{display:revert}
  .mtop{display:flex;align-items:center;gap:6px;padding:8px 10px;border-bottom:1px solid var(--line);background:var(--side);flex:none}
  .mtop .logo{flex:1;justify-content:center;font-size:1.15rem}
  .view{padding:16px 16px 32px}
  #v-chat{padding:0}
  .log{padding:16px 12px 8px}
  .composer-wrap{padding:6px 10px 8px}
  .msg.bot .bot-av{display:none}
  .msg.user .bubble{max-width:92%}
  .model-btn{max-width:130px}
  .qchip{padding:.35em .9em .35em .4em}
  .hello{padding:12px 12px 10px}
}

/* ================= HOME ================= */
.home-body{background:radial-gradient(900px 500px at 10% -10%,color-mix(in srgb,#10b981 18%,transparent),transparent 60%),radial-gradient(900px 600px at 100% 0%,color-mix(in srgb,#3b82f6 14%,transparent),transparent 60%),var(--bg)}
header.top{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:12px;flex-wrap:wrap}
header.top nav{display:flex;align-items:center;flex-wrap:wrap;gap:6px}
header.top nav a.lnk{padding:.4em .8em;border-radius:999px;text-decoration:none;color:var(--ink);font-weight:bold}
header.top nav a.lnk:hover{background:var(--hover)}
.hero{padding:40px 0 30px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(2.2rem,5.4vw,4rem);letter-spacing:-.02em;margin-bottom:.35em}
.hero h1 span{display:block}
.hero p.sub{color:var(--muted);font-size:13.5pt;margin:0 0 22px;max-width:600px}
.hero .ctas{display:flex;gap:10px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(90deg,color-mix(in srgb,#ec4899 16%,var(--panel)),color-mix(in srgb,#f97316 16%,var(--panel)));color:#db2777;border:1px solid color-mix(in srgb,#ec4899 30%,transparent);border-radius:999px;padding:.3em 1em;margin-bottom:16px;font-weight:bold}
.trust{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px;color:var(--muted);font-size:11pt}
.trust span::before{content:"✓ ";color:#10b981;font-weight:bold}
/* app mock */
.mock{border-radius:24px;background:var(--panel);box-shadow:var(--shadow-lg);border:1px solid var(--line);overflow:hidden;display:grid;grid-template-columns:150px 1fr;min-height:360px;position:relative;font-size:10.5pt}
.mock::after{content:"";position:absolute;inset:-2px;border-radius:26px;padding:2px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.mock-side{background:var(--panel2);border-inline-end:1px solid var(--line);padding:12px 8px;display:flex;flex-direction:column;gap:5px}
.mock-side .logo{font-size:.95rem;margin-bottom:6px}
.mock-side div{display:flex;align-items:center;gap:7px;padding:4px 6px;border-radius:8px;font-weight:bold;white-space:nowrap;overflow:hidden}
.mock-side i{width:16px;height:16px;border-radius:5px;background:var(--c);flex:none}
.mock-side div.on{background:color-mix(in srgb,var(--c) 16%,transparent);color:var(--c)}
.mock-main{padding:18px 16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:radial-gradient(400px 220px at 50% 40%,color-mix(in srgb,#a855f7 12%,transparent),transparent)}
.mock-main h4{font-size:1.25rem;margin:0;text-align:center}
.mock-comp{width:100%;max-width:340px;border-radius:999px;border:2px solid transparent;background-image:linear-gradient(var(--panel),var(--panel)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box;display:flex;align-items:center;gap:6px;padding:6px 6px 6px 12px;box-shadow:var(--shadow)}
.mock-comp .ph{flex:1;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mock-comp .auto{border:1px solid var(--line);border-radius:999px;padding:0 .6em;font-weight:bold}
.mock-comp .go{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#ec4899,#8b5cf6);flex:none}
.mock-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.mock-chips span{border-radius:999px;padding:.15em .7em;background:color-mix(in srgb,var(--c) 15%,var(--panel));color:var(--c);font-weight:bold;border:1px solid color-mix(in srgb,var(--c) 35%,transparent)}
.mock-bubble{align-self:stretch;background:var(--soft);border-radius:12px;padding:8px 10px;display:flex;gap:6px;align-items:flex-start}
.mock-bubble b{color:#8b5cf6;white-space:nowrap}
section.blk{padding:46px 0}
.sec-h{text-align:center;max-width:720px;margin:0 auto 26px}
.sec-h h2{font-size:clamp(1.7rem,3.6vw,2.5rem)}
.sec-h p{color:var(--muted);margin:0}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.fgrid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.fcard{border-radius:20px;padding:20px;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 16%,var(--panel)),var(--panel) 65%);border:1.5px solid color-mix(in srgb,var(--c) 30%,var(--line));position:relative;overflow:hidden;transition:transform .18s,box-shadow .18s}
.fcard:hover{transform:translateY(-3px);box-shadow:0 14px 30px color-mix(in srgb,var(--c) 25%,transparent)}
.fcard .ic{width:48px;height:48px;border-radius:15px;background:var(--c);color:#fff;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px;box-shadow:0 8px 18px color-mix(in srgb,var(--c) 40%,transparent)}
.fcard .ic svg{width:24px;height:24px}
.fcard h3{color:var(--c);font-size:1.15rem;margin-bottom:.35em}
.fcard p{margin:0;color:var(--ink)}
.steps{counter-reset:s}
.steps .card h3::before{counter-increment:s;content:counter(s);display:inline-flex;justify-content:center;align-items:center;width:1.8em;height:1.8em;border-radius:50%;background:linear-gradient(135deg,#ec4899,#8b5cf6);color:#fff;margin-inline-end:.5em;font-size:.9em}
.paylogos{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.pay{display:inline-flex;align-items:center;gap:6px;height:44px;padding:0 16px;border-radius:12px;font-weight:900;font-size:13pt;letter-spacing:.01em;box-shadow:var(--shadow);background:#fff;border:1px solid #e5e7eb;direction:ltr}
.pay.bkash{background:#e2136e;color:#fff;border-color:#e2136e}
.pay.nagad{background:#f6921e;color:#fff;border-color:#f6921e}
.pay.rocket{background:#8c3494;color:#fff;border-color:#8c3494}
.pay.upay{background:#ffd400;color:#003b7a;border-color:#ffd400}
.pay.visa{color:#1a1f71;font-style:italic;font-size:15pt}
.pay.mc{color:#222}
.pay.mc i{display:inline-block;width:20px;height:20px;border-radius:50%;background:#eb001b}
.pay.mc i+i{background:#f79e1b;margin-inline-start:-10px;mix-blend-mode:multiply}
.pay.amex{background:#2e77bc;color:#fff;border-color:#2e77bc}
.pay.bank{background:#0f766e;color:#fff;border-color:#0f766e}
.pay.stripe{background:#635bff;color:#fff;border-color:#635bff}
.price{font-size:2.3rem;font-weight:bold}
.price small{font-size:12pt;color:var(--muted);font-weight:normal}
.strike{text-decoration:line-through;color:var(--muted)}
.tabs{display:inline-flex;background:var(--soft);border-radius:999px;padding:4px;margin-bottom:22px}
.tabs button{border:0;background:none;padding:.45em 1.2em;border-radius:999px;cursor:pointer;font-weight:bold;color:var(--muted)}
.tabs button.on{background:linear-gradient(90deg,#ec4899,#8b5cf6);color:#fff;box-shadow:var(--shadow)}
.plans .card{display:flex;flex-direction:column;border-top:5px solid var(--c)}
.plans .card h3{color:var(--c)}
.plans .card .buy{margin-top:auto}
.plans .card.best{box-shadow:0 0 0 2px var(--c),var(--shadow-lg)}
.plans .badge{margin:0;margin-inline-start:6px;font-size:10pt;padding:.1em .7em}
ul.ticks{padding:0;list-style:none}
ul.ticks li{padding:.15em 0}
ul.ticks li::before{content:"✓ ";color:#10b981;font-weight:bold}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;margin-bottom:10px;border-inline-start:4px solid var(--c,#a855f7)}
.faq summary{cursor:pointer;font-weight:bold}
.faq details p{margin:.6em 0 0}
.soon{font-size:10pt;background:var(--soft);color:var(--brand);border-radius:999px;padding:.1em .7em;margin-inline-start:6px;white-space:nowrap}
.cta-band{border-radius:28px;padding:34px 24px;text-align:center;color:#fff;background:linear-gradient(120deg,#ec4899,#8b5cf6 45%,#3b82f6 75%,#10b981);box-shadow:var(--shadow-lg)}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3.4vw,2.3rem)}
.cta-band .btn{background:#fff;color:#7c3aed}
.cta-band .btn.ghost{background:transparent;color:#fff;border-color:#fff}
footer.foot{padding:30px 0 40px;color:var(--muted);border-top:1px solid var(--line);margin-top:30px}
footer.foot .cols4{display:flex;flex-wrap:wrap;gap:20px 40px;justify-content:space-between;align-items:flex-start}
footer.foot nav{display:flex;flex-wrap:wrap;gap:8px 16px}
footer.foot nav a{color:var(--ink);text-decoration:none}
footer.foot nav a:hover{color:var(--brand)}
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:26px;padding-top:20px;text-align:center}
  .hero p.sub{margin-inline:auto}
  .hero .ctas,.trust{justify-content:center}
}
@media (max-width:640px){
  header.top nav a.lnk{display:none}
  .mock{grid-template-columns:1fr;min-height:0}
  .mock-side{flex-direction:row;flex-wrap:wrap;border-inline-end:0;border-bottom:1px solid var(--line)}
  .mock-side .logo{width:100%}
  .mock-side div{padding:3px 6px}
  .mock-side div span{display:none}
  section.blk{padding:30px 0}
  .card{padding:18px}
}

/* ---------- i18n / RTL ---------- */
[dir=rtl] .az-sl .bar{left:auto;right:0}
[dir=rtl] .az-sl .no{right:auto;left:3cqw}
[dir=rtl] .send svg,[dir=rtl] .btn .arr{transform:none}
#keybox:empty{display:none}
.credit-note{max-width:760px;margin:18px auto 0}

/* ================= ACCENT COLOR + UI FONT (Settings > General) ================= */
:root{--acc1:#ec4899;--acc2:#8b5cf6}
:root[data-accent=blue]{--acc1:#3b82f6;--acc2:#06b6d4;--grad:linear-gradient(90deg,#3b82f6,#06b6d4 60%,#10b981);--grad-warm:linear-gradient(90deg,#3b82f6,#06b6d4)}
:root[data-accent=purple]{--acc1:#a855f7;--acc2:#6366f1;--grad:linear-gradient(90deg,#a855f7,#6366f1 60%,#3b82f6);--grad-warm:linear-gradient(90deg,#a855f7,#6366f1)}
:root[data-accent=orange]{--acc1:#f97316;--acc2:#f59e0b;--grad:linear-gradient(90deg,#f97316,#f59e0b 60%,#ef4444);--grad-warm:linear-gradient(90deg,#f97316,#f59e0b)}
:root[data-accent=red]{--acc1:#ef4444;--acc2:#f43f5e;--grad:linear-gradient(90deg,#ef4444,#f43f5e 60%,#f97316);--grad-warm:linear-gradient(90deg,#ef4444,#f43f5e)}
:root[data-accent=green]{--acc1:#22c55e;--acc2:#14b8a6;--grad:linear-gradient(90deg,#22c55e,#14b8a6 60%,#06b6d4);--grad-warm:linear-gradient(90deg,#22c55e,#14b8a6)}
.btn{background:linear-gradient(90deg,var(--acc1),var(--acc2));box-shadow:0 6px 18px color-mix(in srgb,var(--acc1) 28%,transparent)}
.btn:hover{box-shadow:0 10px 24px color-mix(in srgb,var(--acc2) 32%,transparent)}
.btn.ghost{background:transparent;color:var(--acc2);border-color:var(--acc2);box-shadow:none}
.send{background:linear-gradient(135deg,var(--acc1),var(--acc2));box-shadow:0 6px 16px color-mix(in srgb,var(--acc1) 35%,transparent)}
.send.stop{background:linear-gradient(135deg,#ef4444,#f97316)}
.chip.on{background:var(--acc2);border-color:var(--acc2)}
.avatar{background:linear-gradient(135deg,var(--acc1),var(--acc2) 55%,#3b82f6)}
.tabs button.on{background:linear-gradient(90deg,var(--acc1),var(--acc2))}
:root[data-font=noto]{--serif:"Noto Sans","Noto Sans Bengali","Noto Sans Devanagari","Noto Naskh Arabic","Noto Sans Tamil","Noto Sans SC","Noto Sans JP","Noto Sans KR",system-ui,sans-serif}
:root[data-font=georgia]{--serif:Georgia,"Times New Roman","Noto Sans Bengali","Noto Sans Devanagari","Noto Naskh Arabic","Noto Sans Tamil","Noto Sans SC","Noto Sans JP","Noto Sans KR",serif}

/* ================= ACCOUNT MENU (sidebar bottom) ================= */
.acct-wrap{position:relative}
.acct-menu{position:absolute;bottom:calc(100% + 8px);inset-inline:0;z-index:60;background:var(--panel);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-lg);padding:8px;display:flex;flex-direction:column;gap:2px;max-height:calc(100dvh - 120px);overflow:auto}
.acct-menu>button,.acct-menu>a{display:flex;align-items:center;gap:12px;border:0;background:transparent;color:var(--ink);text-decoration:none;padding:8px 10px;border-radius:12px;cursor:pointer;font:inherit;text-align:start;width:100%}
.acct-menu>button svg.i,.acct-menu>a svg.i{color:var(--c,var(--muted))}
.acct-menu>button:hover,.acct-menu>a:hover,.acct-menu>button:focus-visible,.acct-menu>a:focus-visible{background:color-mix(in srgb,var(--c,#8b5cf6) 11%,transparent);outline:none}
.acct-menu .ext{margin-inline-start:auto;width:15px;height:15px;opacity:.6}
.acct-menu hr{border:0;border-top:1px solid var(--line);margin:4px 6px;width:auto}
.acct-menu .danger{color:var(--danger)}
.acct-menu .danger svg.i{color:var(--danger)}
.acct-usage{border-radius:16px;overflow:hidden;border:1.5px solid color-mix(in srgb,var(--acc1) 30%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--acc1) 10%,var(--panel)),color-mix(in srgb,var(--acc2) 8%,var(--panel)));margin-bottom:6px;text-align:center}
.au-h{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 12px 0;font-size:13pt}
.au-h svg{color:var(--acc1)}
.au-line{margin:4px 12px 8px;color:var(--muted);font-size:11pt}
.au-bar{height:8px;border-radius:999px;background:color-mix(in srgb,var(--ink) 10%,transparent);overflow:hidden;margin:0 12px}
.au-bar i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,#22c55e,#14b8a6);transition:width .3s}
.au-bar.warn i{background:linear-gradient(90deg,#f97316,#ef4444)}
.au-buy{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border:0;margin-top:12px;padding:11px;background:linear-gradient(90deg,var(--acc1),var(--acc2));color:#fff;font:inherit;font-weight:bold;cursor:pointer}
.au-buy:hover{filter:brightness(1.06)}
.user[aria-expanded=true]{background:var(--hover)}
.user[aria-expanded=true]>svg{transform:rotate(180deg)}
.legend-banner{flex-basis:100%;display:flex;gap:8px;align-items:center;border-radius:12px;padding:6px 12px;background:color-mix(in srgb,#f59e0b 14%,var(--panel));border:1px solid color-mix(in srgb,#f59e0b 40%,transparent);color:var(--ink);font-size:11pt}
button.pill{font-family:inherit}

/* ================= SETTINGS DIALOG ================= */
dialog.set-dlg{width:min(940px,calc(100vw - 32px));height:min(680px,calc(100dvh - 40px));max-height:none;overflow:hidden}
.set{display:grid;grid-template-columns:230px minmax(0,1fr);height:100%}
.set-nav{background:linear-gradient(180deg,color-mix(in srgb,var(--acc1) 7%,var(--panel2)),var(--panel2));border-inline-end:1px solid var(--line);padding:22px 12px;display:flex;flex-direction:column;gap:12px;min-height:0;overflow:auto}
.set-nav h3{font-size:1.5rem;padding:0 10px;margin:0}
.set-tabs{display:flex;flex-direction:column;gap:3px}
.set-tab{display:flex;align-items:center;gap:12px;border:0;background:transparent;border-radius:12px;padding:9px 10px;cursor:pointer;color:var(--ink);font:inherit;text-align:start;white-space:nowrap}
.set-tab svg.i{color:var(--c)}
.set-tab:hover{background:color-mix(in srgb,var(--c) 9%,transparent)}
.set-tab.on{background:color-mix(in srgb,var(--c) 16%,transparent);font-weight:bold;color:var(--c)}
.set-main{position:relative;min-width:0;min-height:0;overflow:auto;padding:22px 26px 26px}
.set-x{position:absolute;top:12px;inset-inline-end:12px;z-index:2}
.set-pane{display:flex;flex-direction:column;gap:16px}
.set-h h2{margin:0;font-size:1.45rem;color:var(--c,var(--ink))}
.set-h p{margin:.2em 0 0}
.set-h{padding-inline-end:40px}
.set-sec{display:flex;flex-direction:column;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.set-sec:last-child{border-bottom:0}
.set-sec h3{margin:0;font-size:13pt}
.set-loading{padding:20px 0}
.set-body{display:flex;flex-direction:column;gap:14px}
.muted.small,.small{font-size:10.5pt}
.note{margin:0;border-radius:12px;padding:8px 12px;background:color-mix(in srgb,#3b82f6 10%,var(--panel));border:1px solid color-mix(in srgb,#3b82f6 30%,transparent);font-size:11pt}
.ok{color:#15803d;margin:0}
:root[data-theme=dark] .ok{color:#4ade80}
.lang-cards,.font-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.lang-card,.font-card{display:flex;align-items:center;justify-content:space-between;gap:8px;border:1.5px solid var(--line);background:var(--panel2);border-radius:14px;padding:10px 12px;cursor:pointer;text-align:start;color:var(--ink);font:inherit;min-width:0}
.lang-card .ln,.font-card .ln{display:flex;flex-direction:column;min-width:0}
.lang-card .ln b,.lang-card .ln small,.font-card .ln b,.font-card .ln small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lang-card small,.font-card small{color:var(--muted);font-size:10.5pt}
.lang-card:hover,.font-card:hover{border-color:var(--acc2)}
.lang-card.on,.font-card.on{border-color:var(--acc1);background:color-mix(in srgb,var(--acc1) 10%,var(--panel))}
.ck{width:22px;height:22px;border-radius:50%;border:1.5px solid var(--line);flex:none;display:inline-flex;align-items:center;justify-content:center}
.on>.ck{background:#16a34a;border-color:#16a34a;color:#fff}
.ck svg.i{width:14px;height:14px;stroke-width:3}
.seg{display:inline-flex;gap:4px;background:var(--soft);border-radius:999px;padding:4px;flex-wrap:wrap;max-width:100%}
.seg button{border:0;background:transparent;border-radius:999px;padding:.4em 1em;cursor:pointer;color:var(--ink);font:inherit;display:inline-flex;align-items:center;gap:6px}
.seg button.on{background:linear-gradient(90deg,var(--acc1),var(--acc2));color:#fff;font-weight:bold;box-shadow:var(--shadow)}
.seg .cnt{font-size:10pt;border-radius:999px;padding:0 .5em;background:color-mix(in srgb,currentColor 18%,transparent)}
.seg3{display:grid;grid-template-columns:repeat(3,1fr);width:100%}
.seg3 button{justify-content:center}
.swatches{display:flex;gap:12px;flex-wrap:wrap}
.swatch{width:46px;height:46px;border-radius:50%;border:3px solid var(--panel);box-shadow:0 0 0 1.5px var(--line);background:linear-gradient(135deg,var(--s1),var(--s2));cursor:pointer;color:#fff;display:inline-flex;align-items:center;justify-content:center}
.swatch.on{box-shadow:0 0 0 3px var(--s1)}
.swatch svg.i{stroke-width:3}
/* AI preferences */
.ai-tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.ai-search{flex:1 1 200px;min-width:0;border-radius:999px!important}
.ai-count{margin:0}
.ai-list{display:flex;flex-direction:column;gap:8px}
.ai-row{display:grid;grid-template-columns:auto auto minmax(0,1fr) minmax(0,190px) auto;align-items:center;gap:10px;border:1.5px solid var(--line);background:var(--panel2);border-radius:16px;padding:8px 12px}
.ai-row.on{border-color:color-mix(in srgb,var(--pc) 60%,var(--line));background:color-mix(in srgb,var(--pc) 7%,var(--panel))}
.ai-row.dragging{opacity:.75;box-shadow:var(--shadow-lg)}
.ai-row .drag{border:0;background:transparent;color:var(--muted);cursor:grab;touch-action:none;font-size:14pt;letter-spacing:-3px;padding:4px 6px;border-radius:8px}
.ai-row .drag:focus-visible{outline:2px solid var(--acc2)}
.pv-ic{width:30px;height:30px;border-radius:10px;background:var(--pc);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:bold}
.ai-row .pv{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ai-row select{width:100%;min-width:0;border-radius:999px;padding:.3em .6em;font-size:11pt}
.az-sw2{appearance:none;-webkit-appearance:none;width:44px;height:26px;border-radius:999px;background:color-mix(in srgb,var(--ink) 18%,transparent);position:relative;cursor:pointer;flex:none;margin:0;transition:background .15s}
.az-sw2::after{content:"";position:absolute;top:3px;inset-inline-start:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3);transition:transform .15s}
.az-sw2:checked{background:linear-gradient(90deg,var(--acc1),var(--acc2))}
.az-sw2:checked::after{transform:translateX(18px)}
[dir=rtl] .az-sw2:checked::after{transform:translateX(-18px)}
.az-sw2:focus-visible{outline:2px solid var(--acc2);outline-offset:2px}
.set-foot{position:sticky;bottom:-26px;background:linear-gradient(transparent,var(--panel) 30%);padding:14px 0 4px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
/* subscription */
.sub-card{border:1px solid var(--line);border-radius:18px;padding:16px;background:var(--panel2);display:flex;flex-direction:column;gap:10px}
.sub-card h3{margin:0}
.sub-line p{margin:2px 0 6px}
.sub-line .au-bar{margin:0}
.btn.wide{width:100%}
.badge-s{border-radius:999px;padding:.05em .75em;font-size:10.5pt;font-weight:bold;background:color-mix(in srgb,#64748b 15%,transparent);color:#475569;white-space:nowrap}
.badge-s.active,.badge-s.paid,.badge-s.available{background:color-mix(in srgb,#22c55e 16%,transparent);color:#15803d}
.badge-s.ending,.badge-s.upcoming,.badge-s.requested{background:color-mix(in srgb,#f59e0b 18%,transparent);color:#b45309}
.badge-s.expired,.badge-s.void{background:color-mix(in srgb,#ef4444 15%,transparent);color:#b91c1c}
:root[data-theme=dark] .badge-s{filter:brightness(1.5)}
.sub-more summary{cursor:pointer;font-weight:bold}
.sub-more .usage{margin-top:10px}
.sub-foot{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.linkbtn{border:0;background:transparent;font:inherit;cursor:pointer;color:var(--brand2);text-decoration:underline;padding:4px}
.linkbtn.danger{color:var(--danger)}
/* usage */
.u-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.u-range{font-weight:bold}
.u-custom{align-items:flex-end}
.u-custom label.mini{display:flex;flex-direction:column;font-size:10.5pt;gap:2px}
.u-sum{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-radius:18px;padding:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--acc1) 12%,var(--panel)),color-mix(in srgb,var(--acc2) 10%,var(--panel)));border:1px solid color-mix(in srgb,var(--acc1) 25%,var(--line))}
.u-sum>div{display:flex;flex-direction:column}
.u-sum .big{font-size:1.9rem;line-height:1.1}
.u-sum-r{text-align:end}
.u-sum-r p{margin:0}
.plus{color:#16a34a}
.minus{color:var(--danger)}
:root[data-theme=dark] .plus{color:#4ade80}
.u-day{border:1px solid var(--line);border-radius:16px;background:var(--panel2);overflow:hidden}
.u-day summary{display:flex;justify-content:space-between;gap:10px;padding:10px 14px;cursor:pointer}
.u-net{display:flex;gap:8px;font-weight:bold}
.u-items{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.u-items li{display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;gap:10px;align-items:center;padding:7px 14px;font-size:11pt}
.u-items li+li{border-top:1px dashed var(--line)}
.u-l{overflow-wrap:anywhere}
.u-items time{font-size:10pt}
/* refer */
.ref-hero{position:relative;border-radius:22px;padding:20px;background:linear-gradient(135deg,color-mix(in srgb,#22c55e 18%,var(--panel)),color-mix(in srgb,#14b8a6 14%,var(--panel)) 55%,color-mix(in srgb,#3b82f6 14%,var(--panel)));border:1.5px solid color-mix(in srgb,#22c55e 35%,var(--line));display:flex;flex-direction:column;gap:10px;overflow:hidden}
.ref-hero h3{margin:0}
.ref-art{position:absolute;inset-inline-end:16px;top:8px;font-size:2rem;opacity:.9;line-height:1}
.ref-linkrow{display:flex;gap:8px;flex-wrap:wrap}
.ref-linkrow input{flex:1 1 220px;min-width:0;font-family:ui-monospace,Consolas,monospace;font-size:11pt}
.ref-terms{margin:0;font-size:11pt;background:color-mix(in srgb,var(--panel) 70%,transparent);border-radius:10px;padding:6px 10px}
.ref-share{display:flex;flex-wrap:wrap;gap:8px}
.share-b{display:inline-flex;align-items:center;gap:6px;border:1.5px solid color-mix(in srgb,var(--c) 40%,transparent);background:var(--panel);color:var(--ink);border-radius:999px;padding:.25em .9em .25em .3em;text-decoration:none;cursor:pointer;font:inherit;font-size:11pt}
.share-b .dot{width:24px;height:24px;border-radius:50%;background:var(--c);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:bold;font-size:10pt}
.ref-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:8px}
.ref-stat{border-radius:14px;padding:10px 12px;background:color-mix(in srgb,var(--c) 10%,var(--panel));border:1px solid color-mix(in srgb,var(--c) 30%,var(--line));display:flex;flex-direction:column;gap:2px}
.ref-stat span{font-size:10.5pt;color:var(--muted)}
.ref-stat b{color:var(--c);overflow-wrap:anywhere}
.ref-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.ref-step{border-radius:16px;padding:14px;border:1.5px solid color-mix(in srgb,var(--c) 30%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--c) 12%,var(--panel)),var(--panel) 70%);display:flex;flex-direction:column;gap:4px}
.ref-step .e{font-size:1.6rem}
.ref-step small{color:var(--muted)}
.ref-form{display:flex;gap:8px;flex-wrap:wrap}
.ref-form label{display:flex;flex-direction:column;gap:3px;font-size:10.5pt;font-weight:bold;min-width:0}
.ref-form label.grow{flex:1 1 220px}
.ref-form input,.ref-form select{font-weight:normal}
.ref-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.ref-list li{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;gap:8px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:11pt}
.ref-list li span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ref-faq details{border-bottom:1px solid var(--line);padding:8px 0}
.ref-faq summary{cursor:pointer;font-weight:bold}
.ref-faq p{margin:6px 0 0;color:var(--muted)}
/* profile */
.prof-top{display:flex;align-items:center;gap:12px}
.prof-top>div{display:flex;flex-direction:column}
.avatar.big{width:54px;height:54px;font-size:1.4rem}
.set-field{display:flex;flex-direction:column;gap:6px;font-weight:bold}
.set-field input{font-weight:normal;max-width:420px}
.set-field p{margin:0;font-weight:normal}
.keyv{font-family:ui-monospace,Consolas,monospace;background:var(--soft);border-radius:8px;padding:.3em .6em;font-weight:normal;overflow-wrap:anywhere;max-width:100%}

/* ================= TOP-UP DIALOG ================= */
dialog.topup-dlg{width:min(900px,calc(100vw - 32px))}
.topup{position:relative;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}
.tu-left{padding:30px 28px;display:flex;flex-direction:column;gap:16px;background:linear-gradient(160deg,color-mix(in srgb,var(--acc1) 12%,var(--panel)),color-mix(in srgb,var(--acc2) 9%,var(--panel)))}
.tu-left h2{font-size:clamp(1.6rem,3.6vw,2.3rem);margin:0;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tu-usage{background:var(--panel);border-radius:16px;padding:12px 14px;display:flex;flex-direction:column;gap:8px;border:1px solid var(--line)}
.tu-usage .au-bar{margin:0}
.tu-ben{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.tu-ben li{display:flex;gap:10px;align-items:flex-start}
.tu-ben li::before{content:"✓";flex:none;width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,#22c55e,#14b8a6);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:bold;font-size:10pt;margin-top:2px}
.tu-right{padding:30px 24px 24px;display:flex;flex-direction:column;gap:12px;border-inline-start:1px solid var(--line);align-items:stretch;text-align:center}
.tu-right h3{margin:0}
.tu-right .seg{align-self:center}
.tu-packs{display:flex;flex-direction:column;gap:8px}
.tu-pack{position:relative;display:flex;align-items:center;justify-content:space-between;gap:10px;border:2px solid var(--line);background:var(--panel2);border-radius:16px;padding:12px 14px;cursor:pointer;color:var(--ink);font:inherit;text-align:start}
.tu-pack .tp-c b{font-size:1.25rem;color:var(--c)}
.tu-pack .tp-p{font-weight:bold;font-size:1.15rem}
.tu-pack.on{border-color:var(--c);background:color-mix(in srgb,var(--c) 9%,var(--panel));box-shadow:0 6px 18px color-mix(in srgb,var(--c) 22%,transparent)}
.tp-tag{position:absolute;top:-10px;inset-inline-end:12px;background:var(--c);color:#fff;border-radius:999px;font-size:9.5pt;font-weight:bold;padding:0 .7em}
.tu-go{font-size:13pt;padding:.8em 1.2em}
.tu-pay,.tu-terms{font-size:10pt}
.tu-terms a{color:inherit}

@media (max-width:760px){
  dialog.set-dlg{width:100vw;height:100dvh;max-width:100vw;max-height:100dvh;border-radius:0;margin:0}
  .set{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
  .set-nav{padding:12px 12px 8px;border-inline-end:0;border-bottom:1px solid var(--line);gap:6px}
  .set-nav h3{font-size:1.2rem;padding:0 4px}
  .set-tabs{flex-direction:row;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
  .set-tabs::-webkit-scrollbar{display:none}
  .set-tab{padding:7px 10px;flex:none}
  .set-main{padding:16px}
  .set-x{top:10px}
  dialog.set-dlg .set-x{position:fixed;top:8px;inset-inline-end:8px}
  .set-h{padding-inline-end:0}
  .lang-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .font-cards{grid-template-columns:minmax(0,1fr)}
  .ai-row{grid-template-columns:auto auto minmax(0,1fr) auto;grid-template-areas:"drag ic pv tog" ". sel sel sel";row-gap:6px}
  .ai-row .drag{grid-area:drag}.ai-row .pv-ic{grid-area:ic}.ai-row .pv{grid-area:pv}.ai-row .az-sw2{grid-area:tog}
  .ai-row select{grid-area:sel}
  .set-foot{bottom:-16px}
  .topup{grid-template-columns:minmax(0,1fr)}
  .tu-left{padding:22px 18px}
  .tu-right{padding:18px;border-inline-start:0;border-top:1px solid var(--line)}
  .ref-list li{grid-template-columns:minmax(0,1fr) auto;row-gap:2px}
  .u-items li{grid-template-columns:auto minmax(0,1fr) auto}
  .u-items time{display:none}
  .ref-art{font-size:2.2rem}
}

/* ================= HOME: developers band, PromptBook + Refer cards ================= */
.dev-band{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:center;border-radius:28px;padding:30px;background:linear-gradient(135deg,#0f172a,#1e1b4b 55%,#134e4a);color:#e2e8f0;box-shadow:var(--shadow-lg)}
.dev-band h2{color:#fff;font-size:clamp(1.4rem,3vw,2rem)}
.dev-band p{color:#cbd5e1}
.dev-badge{background:rgba(255,255,255,.1);color:#5eead4;border-color:rgba(94,234,212,.4)}
.dev-band .btn.ghost{color:#fff;border-color:#fff}
.dev-code{margin:0;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:18px;overflow:auto;font-family:ui-monospace,Consolas,monospace;font-size:10.5pt;line-height:1.6;color:#e2e8f0;white-space:pre-wrap;word-break:break-word}
.dev-code .c{color:#f472b6}.dev-code .s{color:#5eead4}
.duo{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:18px}
.duo-card{display:flex;flex-direction:column;gap:10px;align-items:flex-start;text-decoration:none;color:var(--ink);border-radius:24px;padding:24px;border:1.5px solid color-mix(in srgb,var(--c) 32%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--c) 15%,var(--panel)),var(--panel) 70%);transition:transform .18s,box-shadow .18s}
.duo-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.duo-card h3{margin:0;color:var(--c);font-size:1.35rem}
.duo-card p{margin:0;color:var(--muted)}
.duo-ic{font-size:2rem;width:58px;height:58px;border-radius:18px;display:inline-flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--c) 22%,transparent)}
.duo-tags{display:flex;flex-wrap:wrap;gap:6px}
.duo-tags span{border-radius:999px;padding:.1em .7em;background:var(--panel);border:1px solid var(--line);font-size:10.5pt}
.duo-steps{margin:0;padding-inline-start:1.3em;display:flex;flex-direction:column;gap:2px}
@media (max-width:760px){.dev-band{grid-template-columns:minmax(0,1fr);padding:22px}}

/* ================= PROMPTBOOK + GUIDE pages ================= */
.pb-hero{text-align:center;padding:30px 0 10px;display:flex;flex-direction:column;align-items:center;gap:12px}
.pb-hero h1{font-size:clamp(2rem,6vw,3.2rem);margin:0}
.pb-hero .sub{max-width:680px;margin:0}
.pb-search{display:flex;align-items:center;gap:10px;width:min(640px,100%);background:var(--panel);border:2px solid transparent;border-radius:999px;padding:4px 6px 4px 16px;box-shadow:var(--shadow);background-image:linear-gradient(var(--panel),var(--panel)),var(--grad);background-origin:border-box;background-clip:padding-box,border-box}
.pb-search svg{color:var(--muted)}
.pb-search input{flex:1;min-width:0;border:0!important;outline:0!important;background:transparent;padding:.6em .2em;font-size:12pt}
.pb-chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center}
.pb-chips .qchip,.g-toc .qchip{text-decoration:none;color:var(--ink)}
.pb-sec{padding:22px 0;display:flex;flex-direction:column;gap:14px}
.pb-sec-h{display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line);padding-bottom:8px}
.pb-sec-h h2{margin:0;font-size:1.25rem;text-transform:uppercase;letter-spacing:.04em}
.pb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,210px),1fr));gap:14px}
.pb-card{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink);border-radius:20px;padding:16px;border:1.5px solid color-mix(in srgb,var(--c) 28%,var(--line));background:linear-gradient(160deg,color-mix(in srgb,var(--c) 12%,var(--panel)),var(--panel) 65%);transition:transform .15s,box-shadow .15s;min-width:0}
.pb-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.pb-card b{color:var(--c)}
.pb-card small{flex:1}
.pb-n{font-size:10pt;color:var(--muted);border-top:1px solid var(--line);padding-top:6px}
.pb-ic{width:42px;height:42px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;font-size:1.35rem;background:color-mix(in srgb,var(--c) 20%,transparent);flex:none}
.pb-ic.big{width:58px;height:58px;font-size:1.9rem;border-radius:18px}
.pb-back{align-self:flex-start}
.pb-cat-h{display:flex;gap:14px;align-items:center}
.pb-cat-h h2{margin:0;color:var(--c)}
.pb-cat-h p{margin:0}
.pb-prompts{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:14px}
.pb-prompt{display:flex;flex-direction:column;gap:8px;border-radius:20px;padding:16px;background:var(--panel);border:1.5px solid color-mix(in srgb,var(--c) 25%,var(--line));border-top:4px solid var(--c);box-shadow:var(--shadow);min-width:0}
.pb-p-h{display:flex;gap:10px;align-items:center}
.pb-p-h h3{margin:0;font-size:13pt}
.pb-p-h .pb-ic{width:34px;height:34px;font-size:1.1rem;border-radius:10px}
.pb-text{margin:0;flex:1;color:var(--ink);overflow-wrap:anywhere}
.pb-text mark.ph{background:color-mix(in srgb,var(--c) 18%,transparent);color:inherit;border-radius:5px;padding:0 .2em;font-weight:bold}
.pb-p-f{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pb-p-f .grow{flex:1}
.g-toc{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:6px}
.g-list{display:flex;flex-direction:column;gap:18px;padding:20px 0}
.g-sec{display:grid;grid-template-columns:200px minmax(0,1fr);gap:22px;align-items:center;border-radius:26px;padding:22px;background:linear-gradient(135deg,color-mix(in srgb,var(--c) 10%,var(--panel)),var(--panel) 60%);border:1.5px solid color-mix(in srgb,var(--c) 28%,var(--line));scroll-margin-top:16px}
.g-sec:nth-child(even){grid-template-columns:minmax(0,1fr) 200px}
.g-sec:nth-child(even) .g-art{order:2}
.g-art{position:relative;aspect-ratio:1;border-radius:24px;background:radial-gradient(circle at 30% 25%,color-mix(in srgb,var(--c) 45%,#fff),var(--c));display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 14px 34px color-mix(in srgb,var(--c) 35%,transparent)}
.g-art span{font-size:4.2rem;position:relative;z-index:1;filter:drop-shadow(0 6px 10px rgba(0,0,0,.2))}
.g-art i{position:absolute;border-radius:50%;background:rgba(255,255,255,.22)}
.g-art i:nth-of-type(1){width:60%;height:60%;top:-18%;inset-inline-end:-14%}
.g-art i:nth-of-type(2){width:34%;height:34%;bottom:-8%;inset-inline-start:-6%}
.g-art i:nth-of-type(3){width:14%;height:14%;bottom:18%;inset-inline-end:16%;background:rgba(255,255,255,.4)}
.g-body{display:flex;flex-direction:column;gap:8px;align-items:flex-start;min-width:0}
.g-body h2{margin:0;color:var(--c)}
.g-body p{margin:0}
.g-num{font-weight:900;font-size:10.5pt;letter-spacing:.1em;color:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent);border-radius:999px;padding:0 .7em}
.g-steps{margin:4px 0;padding:0;list-style:none;counter-reset:g;display:flex;flex-direction:column;gap:6px}
.g-steps li{counter-increment:g;display:flex;gap:10px;align-items:flex-start}
.g-steps li::before{content:counter(g);flex:none;width:24px;height:24px;border-radius:50%;background:var(--c);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:bold;font-size:10pt;margin-top:2px}
.g-tip{background:var(--panel);border:1px dashed color-mix(in srgb,var(--c) 50%,var(--line));border-radius:14px;padding:8px 12px}
@media (max-width:760px){
  .g-sec,.g-sec:nth-child(even){grid-template-columns:minmax(0,1fr);padding:18px}
  .g-sec:nth-child(even) .g-art{order:0}
  .g-art{aspect-ratio:auto;height:130px}
  .g-art span{font-size:3.2rem}
  .pb-hero{padding-top:14px}
  .g-toc,.pb-chips{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;width:100%;padding-bottom:6px;scrollbar-width:thin}
  .g-toc .qchip,.pb-chips .qchip,.pb-chips>span{flex:none}
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .ok,:root:not([data-theme=light]) .plus{color:#4ade80}:root:not([data-theme=light]) .badge-s{filter:brightness(1.5)}}
.set-tabs:focus,.set-tabs:focus-visible{outline:none}
.set-tab:focus-visible{outline:2px solid var(--c);outline-offset:-2px}