/* Lemura app shell — ChatGPT-style layout on the Lemura purple palette */
:root{--side:272px;--top:56px;--maxw:780px;--surface:#120c20;--surface2:#1a1230;--line:rgba(186,151,255,.14);--hover:rgba(124,58,237,.12)}
html,body{height:100%;overflow:hidden}
body{background:radial-gradient(1200px 600px at 80% -10%,rgba(124,58,237,.12),transparent 60%),var(--bg)}
button{font-family:inherit}
.ic{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ltr{direction:ltr;text-align:left}.mono{font-family:ui-monospace,Consolas,monospace}

/* layout */
.app{display:flex;height:100vh;height:100dvh}
.side{width:var(--side);flex:none;background:linear-gradient(180deg,#0f0a1b,#0b0715);border-left:1px solid var(--line);display:flex;flex-direction:column;transition:margin var(--ease),transform var(--ease);z-index:50}
.app.side-off .side{margin-right:calc(-1 * var(--side))}
.main{flex:1;min-width:0;display:flex;flex-direction:column;position:relative}
.top{height:var(--top);flex:none;display:flex;align-items:center;gap:8px;padding:0 12px;border-bottom:1px solid transparent}
.top.bordered{border-bottom-color:var(--line)}
.top .grow{flex:1}
.ibtn{width:38px;height:38px;border-radius:10px;border:0;background:transparent;color:var(--t2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--ease)}
.ibtn:hover{background:var(--hover);color:var(--t)}
.scrim{display:none}

/* sidebar */
.side-head{display:flex;align-items:center;gap:8px;padding:12px 12px 6px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;color:var(--t);flex:1}
.logo{width:32px;height:32px;border-radius:10px;background:linear-gradient(145deg,#7c3aed,#32165f 65%,#f87171);display:flex;align-items:center;justify-content:center;box-shadow:var(--glow);font-size:16px}
.side-nav{padding:6px 8px;display:flex;flex-direction:column;gap:2px}
.snav{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;color:var(--t2);font-size:.88rem;cursor:pointer;border:0;background:none;width:100%;text-align:right}
.snav:hover{background:var(--hover);color:var(--t)}
.snav.active{background:rgba(124,58,237,.2);color:#fff}
.snav.new{border:1px solid var(--line);margin-bottom:6px;font-weight:700;color:#fff}
.side-sec{padding:12px 18px 4px;font-size:.72rem;color:var(--t3);font-weight:700}
.convs{flex:1;overflow-y:auto;padding:0 8px 8px}
.conv{display:flex;align-items:center;gap:6px;padding:8px 10px;border-radius:9px;color:var(--t2);font-size:.85rem;cursor:pointer;position:relative}
.conv:hover{background:var(--hover)}
.conv.active{background:rgba(124,58,237,.22);color:#fff}
.conv .t{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conv .more{opacity:0;width:26px;height:26px}
.conv:hover .more,.conv.active .more{opacity:1}
.cgroup{padding:10px 10px 4px;font-size:.7rem;color:var(--t3)}
.side-foot{border-top:1px solid var(--line);padding:8px}
.me{display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px;cursor:pointer;width:100%;border:0;background:none;color:var(--t);text-align:right}
.me:hover{background:var(--hover)}
.av{width:34px;height:34px;border-radius:50%;object-fit:cover;background:var(--card2);flex:none;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--accent)}
.me .n{font-size:.85rem;font-weight:700;line-height:1.3}.me .b{font-size:.72rem;color:var(--green)}

/* menus */
.menu{position:fixed;min-width:200px;background:var(--surface2);border:1px solid var(--line);border-radius:12px;padding:6px;box-shadow:var(--shadow);z-index:200;display:none}
.menu.open{display:block}
.menu button,.menu a{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:8px;border:0;background:none;color:var(--t2);font-size:.85rem;cursor:pointer;text-align:right}
.menu button:hover,.menu a:hover{background:var(--hover);color:#fff}
.menu .danger{color:var(--red)}
.menu hr{border:0;border-top:1px solid var(--line);margin:4px 0}

/* model picker */
.mpick{display:flex;align-items:center;gap:8px;padding:7px 12px;border-radius:11px;border:0;background:none;color:var(--t);font-weight:700;font-size:.95rem;cursor:pointer}
.mpick:hover{background:var(--hover)}
.mpick img{width:22px;height:22px;border-radius:6px;object-fit:contain}
.mlist{width:340px;max-height:70vh;overflow:auto;padding:8px}
.mlist input{margin-bottom:6px}
.mgroup{font-size:.7rem;color:var(--t3);padding:8px 8px 2px;font-weight:700}
.mitem{display:flex;align-items:center;gap:10px;padding:8px;border-radius:9px;cursor:pointer}
.mitem:hover{background:var(--hover)}.mitem.sel{background:rgba(124,58,237,.22)}
.mitem img{width:24px;height:24px;border-radius:6px;object-fit:contain}
.mitem .nm{flex:1;font-size:.85rem}.mitem .pr{font-size:.68rem;color:var(--t3)}
.lock{font-size:.7rem;color:var(--warn)}

/* chat area */
.thread{flex:1;overflow-y:auto;scroll-behavior:smooth}
.msgs{max-width:var(--maxw);margin:0 auto;padding:20px 16px 40px}
.msg{display:flex;gap:14px;margin:22px 0}
.msg.user{justify-content:flex-start;flex-direction:row-reverse}
.msg.user .bubble{background:var(--surface2);border:1px solid var(--line);border-radius:20px 20px 6px 20px;padding:10px 16px;max-width:80%;white-space:pre-wrap;word-wrap:break-word}
.msg.ai .bubble{flex:1;min-width:0;padding-top:4px}
.msg .aiav{width:30px;height:30px;border-radius:50%;flex:none;background:linear-gradient(145deg,#7c3aed,#32165f);display:flex;align-items:center;justify-content:center;overflow:hidden}
.msg .aiav img{width:20px;height:20px;object-fit:contain}
.md{line-height:1.95;font-size:.95rem;color:var(--t2);overflow-wrap:anywhere}
.md p{margin:0 0 .8em}.md h1,.md h2,.md h3{color:#fff;margin:1em 0 .4em;line-height:1.5}
.md ul,.md ol{padding-right:1.4em;margin:.4em 0 .9em}
.md a{text-decoration:underline}
.md code{background:rgba(124,58,237,.18);padding:1px 6px;border-radius:6px;font-size:.85em;direction:ltr;unicode-bidi:embed}
.md pre{position:relative;background:#07040d;border:1px solid var(--line);border-radius:12px;padding:38px 14px 14px;overflow-x:auto;direction:ltr;text-align:left}
.md pre code{background:none;padding:0;font-size:.82rem}
.md pre .cp{position:absolute;top:6px;left:8px;font-size:.7rem;padding:3px 9px;border-radius:6px;border:1px solid var(--line);background:var(--surface2);color:var(--t2);cursor:pointer}
.md pre .lang{position:absolute;top:8px;right:12px;font-size:.7rem;color:var(--t3)}
.md table{border-collapse:collapse;margin:.6em 0;display:block;overflow-x:auto}
.md th,.md td{border:1px solid var(--line);padding:6px 10px}
.md blockquote{border-right:3px solid var(--p);margin:.6em 0;padding:.2em 1em;color:var(--t3)}
.md img{max-width:100%;border-radius:14px;display:block}
.genimg{position:relative;display:inline-block;max-width:min(100%,512px)}
.genimg img{border-radius:16px;border:1px solid var(--line);cursor:zoom-in}
.genimg .acts{position:absolute;bottom:10px;left:10px;display:flex;gap:6px;opacity:0;transition:var(--ease)}
.genimg:hover .acts{opacity:1}
.genimg .acts a,.genimg .acts button{background:rgba(9,6,17,.8);color:#fff;border:1px solid var(--line);border-radius:8px;padding:5px 9px;font-size:.75rem;cursor:pointer}
.imgph{width:min(100%,420px);aspect-ratio:1;border-radius:16px;border:1px solid var(--line);background:linear-gradient(110deg,#140d24 30%,#2a1a48 50%,#140d24 70%);background-size:200% 100%;animation:sh 1.6s linear infinite;display:flex;align-items:center;justify-content:center;color:var(--t3);font-size:.85rem}
@keyframes sh{to{background-position:-200% 0}}
.macts{display:flex;gap:2px;margin-top:6px;opacity:.75}
.macts button{width:30px;height:30px}
.macts .meta{font-size:.7rem;color:var(--t3);align-self:center;margin-right:6px}
.cursor::after{content:'';display:inline-block;width:8px;height:1.1em;background:var(--accent);margin-right:2px;vertical-align:text-bottom;animation:bl 1s steps(2) infinite}
@keyframes bl{50%{opacity:0}}
.dots span{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin:0 2px;animation:dt 1.2s infinite}
.dots span:nth-child(2){animation-delay:.2s}.dots span:nth-child(3){animation-delay:.4s}
@keyframes dt{0%,80%,100%{opacity:.25;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}
.srcs{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 10px}
.srcs a{font-size:.72rem;padding:3px 10px;border-radius:20px;background:var(--surface2);border:1px solid var(--line);color:var(--t2);max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.errbox{border:1px solid rgba(248,113,113,.4);background:rgba(248,113,113,.08);color:#fecaca;border-radius:12px;padding:10px 14px;font-size:.88rem}
.errbox .btn{margin-top:8px}

/* welcome */
.hero{max-width:var(--maxw);margin:0 auto;padding:12vh 16px 20px;text-align:center}
.hero h1{font-size:1.8rem;margin:0 0 6px;background:linear-gradient(90deg,#fff,#c5a8ff 60%,#f87171);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--t3);margin:0 0 26px}
.sugs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;max-width:640px;margin:0 auto}
.sug{text-align:right;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:rgba(18,12,32,.7);color:var(--t2);cursor:pointer;font-size:.85rem;transition:var(--ease)}
.sug:hover{border-color:var(--p-hi);background:var(--hover);color:#fff}
.sug b{display:block;color:#fff;font-size:.88rem;margin-bottom:2px}

/* composer */
.composer-wrap{flex:none;padding:0 16px 14px}
.composer{max-width:var(--maxw);margin:0 auto;background:var(--surface);border:1px solid rgba(186,151,255,.28);border-radius:26px;padding:10px 12px 8px;box-shadow:0 10px 40px rgba(0,0,0,.45);transition:var(--ease)}
.composer:focus-within{border-color:var(--p-hi);box-shadow:0 0 0 3px rgba(124,58,237,.2),0 10px 40px rgba(0,0,0,.45)}
.composer textarea{width:100%;border:0;outline:0;background:none;color:var(--t);font-family:inherit;font-size:.95rem;resize:none;max-height:220px;line-height:1.8;padding:4px 6px}
.crow{display:flex;align-items:center;gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;border:1px solid var(--line);background:none;color:var(--t2);font-size:.78rem;cursor:pointer;transition:var(--ease)}
.chip:hover{background:var(--hover)}.chip.on{background:rgba(124,58,237,.25);border-color:var(--p-hi);color:#fff}
.send{width:38px;height:38px;border-radius:50%;border:0;background:#fff;color:#0b0713;display:flex;align-items:center;justify-content:center;cursor:pointer;margin-right:auto;transition:var(--ease)}
.send:disabled{background:#3b2d55;color:#8c7aa8;cursor:default}
.send.stop{background:var(--red);color:#fff}
.foot-note{text-align:center;font-size:.7rem;color:var(--t3);padding-top:8px}
.quota{font-size:.72rem;color:var(--t3);margin-right:4px}

/* pages (images, wallet, developers, account) */
.page{flex:1;overflow-y:auto}
.page-in{max-width:1080px;margin:0 auto;padding:12px 20px 60px}
.page h1{font-size:1.4rem;margin:6px 0 4px}.page .sub{color:var(--t3);margin:0 0 20px;font-size:.88rem}
.grid{display:grid;gap:14px}.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.g3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.panel{background:rgba(18,12,32,.75);border:1px solid var(--line);border-radius:18px;padding:18px}
.panel h3{margin:0 0 12px;font-size:1rem}
.stat .k{font-size:.75rem;color:var(--t3)}.stat .v{font-size:1.5rem;font-weight:800;color:#fff}
.fg{margin-bottom:12px}.fg label{display:block;font-size:.8rem;color:var(--t2);margin-bottom:5px}
.tbl{width:100%;border-collapse:collapse;font-size:.83rem}.tbl th,.tbl td{padding:9px 8px;border-bottom:1px solid var(--line);text-align:right}
.tbl th{color:var(--t3);font-weight:600;font-size:.75rem}
.tw{overflow-x:auto}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:none;color:var(--t2);padding:7px 14px;border-radius:9px;cursor:pointer;font-size:.82rem}
.seg button.on{background:var(--p);color:#fff}
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.gal .it{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);aspect-ratio:1;background:var(--surface)}
.gal img{width:100%;height:100%;object-fit:cover;cursor:zoom-in;display:block}
.gal .cap{position:absolute;inset:auto 0 0 0;padding:20px 8px 6px;background:linear-gradient(transparent,rgba(0,0,0,.85));font-size:.7rem;color:#ddd;opacity:0;transition:var(--ease);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.gal .it:hover .cap{opacity:1}

/* modal + lightbox */
.modal-ov{position:fixed;inset:0;background:rgba(5,3,10,.75);backdrop-filter:blur(8px);z-index:1000;display:none;align-items:center;justify-content:center;padding:16px}
.modal-ov.open{display:flex}
.modal{position:relative;width:100%;max-width:420px;background:linear-gradient(160deg,#1b1230,#0e0919 70%);border:1px solid rgba(186,151,255,.3);border-radius:22px;padding:26px;box-shadow:var(--shadow);max-height:92vh;overflow:auto}
.modal-cls{position:absolute;top:12px;left:12px}
.lb{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:2000;display:none;align-items:center;justify-content:center;padding:20px;cursor:zoom-out}
.lb.open{display:flex}.lb img{max-width:100%;max-height:100%;border-radius:12px}

/* auth box */
.auth-logo{width:56px;height:56px;margin:0 auto 10px;border-radius:17px;background:linear-gradient(145deg,#7c3aed,#32165f 65%,#f87171);display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:var(--glow)}
.gbtn{width:100%;display:flex;align-items:center;justify-content:center;gap:10px;padding:11px;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:#fff;color:#1f1f1f;font-weight:700;font-size:.9rem;cursor:pointer}
.gbtn:hover{background:#f1f1f1}
.or{display:flex;align-items:center;gap:10px;color:var(--t3);font-size:.75rem;margin:14px 0}.or::before,.or::after{content:'';flex:1;border-top:1px solid var(--line)}
.otp-row{display:flex;gap:8px;justify-content:center;direction:ltr;margin:6px 0 10px}
.otp-row input{width:44px;height:52px;text-align:center;font-size:1.3rem;font-weight:700;padding:0}
.amsg{display:none;font-size:.82rem;padding:9px 12px;border-radius:10px;margin-bottom:10px}
.amsg.err{display:block;background:rgba(248,113,113,.12);color:#fecaca}.amsg.ok{display:block;background:rgba(85,230,176,.12);color:var(--green)}
.linkbtn{background:none;border:0;color:var(--accent);cursor:pointer;font-size:.8rem;padding:6px}

/* mobile */
@media (max-width:860px){
  .side{position:fixed;top:0;bottom:0;right:0;transform:translateX(100%)}
  .app.side-open .side{transform:none}
  .app.side-off .side{margin:0}
  .app.side-open .scrim{display:block;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:40}
  .sugs{grid-template-columns:1fr}
  .hero{padding-top:6vh}.hero h1{font-size:1.4rem}
  .msg.user .bubble{max-width:90%}
  .page-in{padding:8px 16px 40px}
}

/* highlight.js tokens (purple dark) */
.hljs{color:#e4d6f4}.hljs-comment,.hljs-quote{color:#7d6b9a;font-style:italic}
.hljs-keyword,.hljs-selector-tag,.hljs-literal,.hljs-built_in{color:#c792ea}
.hljs-string,.hljs-attr .hljs-string,.hljs-regexp{color:#a5e8b5}.hljs-number,.hljs-symbol{color:#f8a07a}
.hljs-title,.hljs-title.function_,.hljs-section{color:#82aaff}.hljs-attr,.hljs-attribute,.hljs-property{color:#ffcb6b}
.hljs-variable,.hljs-template-variable,.hljs-params{color:#f0dcff}.hljs-type,.hljs-class .hljs-title{color:#ffcb6b}
.hljs-meta{color:#89ddff}.hljs-deletion{color:#f87171}.hljs-addition{color:#55e6b0}