/* AI Studio 1.2 — shared styles (site, auth, install). Admin extras live in admin.css */
@property --v{syntax:'<number>';inherits:false;initial-value:0}
:root{--bg:#0b0c0f;--p:#111318;--p2:#181a21;--p3:#20232c;--line:#262a35;--fg:#f3f4f8;--mu:#9aa0b2;--ac:#8b5cf6;--ac2:#ec4899;--bad:#ff6b6b;--ok:#34d399;--warn:#fbbf24;--grad:linear-gradient(135deg,var(--ac),var(--ac2));--r:16px;--ease:cubic-bezier(.2,.8,.2,1)}
*{box-sizing:border-box}
html{scrollbar-color:var(--p3) transparent}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}h1,h2,h3{line-height:1.15;margin-top:0}[hidden]{display:none!important}
.muted{color:var(--mu)}.small{font-size:.85rem}.center{text-align:center}.err{color:var(--bad)}.hp{position:absolute;left:-9999px}
.i{flex:none;vertical-align:middle}
:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
::selection{background:var(--ac);color:#fff}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes gshift{0%,100%{background-position:0 50%}50%{background-position:100% 50%}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(30px,-24px,0) scale(1.12)}}
@keyframes shim{to{background-position:-200% 0}}
@keyframes mq{to{transform:translateX(-50%)}}
@keyframes pop{0%{transform:scale(.92);box-shadow:0 0 0 0 var(--ac)}60%{transform:scale(1.02);box-shadow:0 0 0 14px transparent}100%{transform:none}}
@keyframes bounce{50%{transform:translateY(-5px);opacity:.5}}
@keyframes beat{30%{transform:scale(1.35)}60%{transform:scale(.95)}}

/* buttons & forms */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:12px;border:1px solid var(--line);background:var(--p2);color:var(--fg);font:inherit;cursor:pointer;text-decoration:none;transition:transform .2s var(--ease),background .2s,filter .2s,border-color .2s}
.btn:hover{background:var(--p3);border-color:#343949}.btn:active{transform:scale(.97)}
.btn.pri{background:var(--grad);border:0;color:#fff;font-weight:600;box-shadow:0 8px 28px -10px var(--ac)}
.btn.pri::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%);transition:transform .7s var(--ease)}
.btn.pri:hover{filter:brightness(1.08)}.btn.pri:hover::after{transform:translateX(120%)}
.btn.s{padding:6px 12px;font-size:.85rem;border-radius:10px}.btn.big{padding:14px 28px;font-size:1.05rem;border-radius:14px}.btn.wide{width:100%}.btn.bad{color:var(--bad)}.btn.ghost{background:transparent}.btn:disabled{opacity:.5;cursor:default;transform:none}
input,textarea,select{width:100%;padding:11px 12px;margin-top:6px;border:1px solid var(--line);border-radius:12px;background:var(--p);color:var(--fg);font:inherit;transition:border-color .2s,box-shadow .2s}
input:focus,textarea:focus,select:focus{border-color:var(--ac);box-shadow:0 0 0 3px color-mix(in srgb,var(--ac) 25%,transparent);outline:0}
input[type=color]{padding:3px;height:42px;cursor:pointer;max-width:180px}input[type=checkbox]{accent-color:var(--ac)}
label{display:block;font-size:.9rem;margin:14px 0 0}label.check{display:flex;gap:8px;align-items:center}label.check input{width:auto;margin:0}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;text-decoration:none;font-size:1.1rem;letter-spacing:-.01em}
.dot{width:18px;height:18px;border-radius:50%;background:var(--grad);flex:none;box-shadow:0 0 18px var(--ac)}
.nav{display:flex;align-items:center;gap:14px;padding:12px 22px;flex-wrap:wrap}
.nav nav{margin-left:auto;display:flex;gap:8px;align-items:center}
.box{background:var(--p);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:16px}
.box h1{font-size:1.4rem}.box h2{font-size:1.1rem}.box form .btn{margin-top:18px}
.chk{list-style:none;padding:0}.chk .ok{color:var(--ok)}.chk .bad{color:var(--bad)}
.row{display:flex;gap:8px;flex-wrap:wrap}.tag{font-size:.72rem;padding:2px 8px;border-radius:99px;background:var(--ok);color:#052;margin-left:8px;font-weight:600}.tag.red{background:var(--bad);color:#fff}
.okmsg{color:var(--ok);background:var(--p);border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.narrow{max-width:420px;margin:0 auto;padding:28px 18px}.narrow .brand{justify-content:center;margin-bottom:18px}

/* animated backdrop */
.bgfx{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.bgfx i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.38;animation:float 14s ease-in-out infinite}
.bgfx i:nth-child(1){width:520px;height:520px;background:var(--ac);top:-160px;left:-120px}
.bgfx i:nth-child(2){width:460px;height:460px;background:var(--ac2);top:10%;right:-140px;animation-delay:-5s}
.bgfx i:nth-child(3){width:380px;height:380px;background:#3b82f6;bottom:-160px;left:35%;animation-delay:-9s;opacity:.22}
.bgfx::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.25;mask-image:radial-gradient(ellipse at 50% 20%,#000,transparent 70%)}

/* auth */
.authwrap{position:relative;z-index:1;min-height:100dvh;display:grid;place-items:center;padding:24px 16px}
.authcard{width:100%;max-width:420px;background:color-mix(in srgb,var(--p) 85%,transparent);backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:22px;padding:30px;animation:rise .6s var(--ease) both;box-shadow:0 30px 80px -30px #000}
.authcard .brand{justify-content:center;margin-bottom:18px}.authcard h1{text-align:center;font-size:1.6rem;margin-bottom:6px}.authcard .sub2{text-align:center;color:var(--mu);margin:0 0 6px}

/* gradients for idea cards */
.g0{--a:#8b5cf6;--b:#ec4899;--c:#f97316}.g1{--a:#06b6d4;--b:#3b82f6;--c:#8b5cf6}.g2{--a:#f59e0b;--b:#ef4444;--c:#ec4899}.g3{--a:#10b981;--b:#06b6d4;--c:#3b82f6}
.g4{--a:#f43f5e;--b:#8b5cf6;--c:#0ea5e9}.g5{--a:#84cc16;--b:#22d3ee;--c:#6366f1}.g6{--a:#fb7185;--b:#f59e0b;--c:#a3e635}.g7{--a:#6366f1;--b:#d946ef;--c:#fb7185}
.idea{position:relative;flex:none;width:230px;height:150px;border-radius:18px;overflow:hidden;border:0;padding:14px;text-align:left;color:#fff;font:inherit;cursor:pointer;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(135deg,var(--a),var(--b),var(--c),var(--a));background-size:300% 300%;animation:gshift 9s ease infinite;transition:transform .35s var(--ease),box-shadow .35s;text-decoration:none}
.idea::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(0,0,0,.72))}
.idea:hover{transform:translateY(-6px) scale(1.03);box-shadow:0 20px 40px -16px var(--b)}
.idea>*{position:relative}.idea .kb{position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:99px;background:rgba(0,0,0,.35);backdrop-filter:blur(6px);font-size:.72rem;font-weight:600;text-transform:capitalize}
.idea b{display:block;font-size:1.05rem;text-shadow:0 1px 8px rgba(0,0,0,.4)}.idea small{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;opacity:.85;line-height:1.35;margin-top:3px}
.mq{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);padding:8px 0}
.mq+.mq{margin-top:6px}.mq-t{display:flex;gap:14px;width:max-content;animation:mq 55s linear infinite}.mq.rev .mq-t{animation-direction:reverse;animation-duration:65s}.mq:hover .mq-t{animation-play-state:paused}

/* landing */
.landing{overflow-x:hidden}.landing .nav{position:relative;z-index:2}
.hero{position:relative;z-index:1;text-align:center;padding:70px 20px 40px;max-width:900px;margin:0 auto}
.pill{display:inline-flex;gap:8px;align-items:center;padding:7px 16px;border:1px solid var(--line);border-radius:99px;background:color-mix(in srgb,var(--p) 80%,transparent);backdrop-filter:blur(8px);color:var(--mu);font-size:.85rem;margin-bottom:22px;animation:rise .6s both}
.hero h1{font-size:clamp(2.6rem,8vw,5.2rem);margin:0 0 18px;letter-spacing:-.035em;font-weight:800;animation:rise .7s .08s both}
.hero p{color:var(--mu);font-size:1.15rem;margin:0 auto 30px;max-width:580px;animation:rise .7s .16s both}
.grad{background:linear-gradient(100deg,var(--ac),var(--ac2),var(--ac));background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:gshift 6s ease infinite}
.ctas{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;animation:rise .7s .24s both}
.rot{display:inline-block;min-width:1ch;border-right:3px solid var(--ac2);padding-right:4px;animation:blink .8s steps(1) infinite}@keyframes blink{50%{border-color:transparent}}
.showcase{position:relative;z-index:1;margin:30px 0 10px}
.sectitle{position:relative;z-index:1;text-align:center;font-size:clamp(1.6rem,4vw,2.4rem);letter-spacing:-.02em;margin:70px 0 24px}
.feats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;max-width:1040px;margin:0 auto;padding:0 20px}
.feat{--mx:50%;--my:50%;position:relative;overflow:hidden;background:var(--p);border:1px solid var(--line);border-radius:22px;padding:26px;transition:transform .35s var(--ease),border-color .3s}
.feat::before,.tool::before{content:"";position:absolute;inset:0;background:radial-gradient(260px circle at var(--mx) var(--my),color-mix(in srgb,var(--ac) 28%,transparent),transparent 70%);opacity:0;transition:opacity .3s}
.feat:hover,.tool:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--ac) 55%,var(--line))}.feat:hover::before,.tool:hover::before{opacity:1}
.feat>*,.tool>*{position:relative}
.feat h3{margin:14px 0 6px;font-size:1.2rem}.feat p{color:var(--mu);margin:0}
.tic{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px var(--ac)}
.steps{position:relative;z-index:1;max-width:900px;margin:0 auto;padding:0 20px}.srow{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;text-align:center}
.srow>div{padding:18px;border:1px dashed var(--line);border-radius:18px}.srow b{display:grid;place-items:center;width:44px;height:44px;margin:0 auto 6px;border-radius:50%;background:var(--grad);box-shadow:0 0 24px -4px var(--ac)}.srow p{color:var(--mu);margin:0}
.cta2{position:relative;z-index:1;max-width:900px;margin:70px auto 0;padding:46px 20px;text-align:center;border-radius:28px;background:linear-gradient(135deg,color-mix(in srgb,var(--ac) 30%,var(--p)),color-mix(in srgb,var(--ac2) 25%,var(--p)));border:1px solid var(--line)}
.cta2 h2{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:18px}
.foot{position:relative;z-index:1;text-align:center;color:var(--mu);padding:40px 0}

/* ===== app shell ===== */
body.app{height:100dvh;overflow:hidden}.shell{position:relative;z-index:1;display:flex;height:100dvh}
.rail{width:244px;flex:none;background:color-mix(in srgb,var(--p) 92%,transparent);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:16px 12px;z-index:3}
.rail .brand{padding:6px 10px 18px}.menu{display:flex;flex-direction:column;gap:4px}
.mi{position:relative;display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:12px;background:none;border:0;color:var(--mu);font:inherit;cursor:pointer;text-align:left;transition:background .2s,color .2s,transform .2s var(--ease)}
.mi:hover{background:var(--p2);color:var(--fg);transform:translateX(3px)}
.mi.on{background:var(--p2);color:var(--fg)}.mi.on::before{content:"";position:absolute;left:-12px;top:20%;bottom:20%;width:4px;border-radius:0 4px 4px 0;background:var(--grad)}
.mi.on .i{color:var(--ac)}
.ub{margin-top:auto;padding:12px;border:1px solid var(--line);border-radius:14px;background:var(--p2)}.ub h4{margin:0 0 10px;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--mu)}
.ubr{margin-bottom:9px}.ubr:last-child{margin:0}.ubr div{display:flex;justify-content:space-between;font-size:.8rem;color:var(--mu);margin-bottom:4px}.ubr div b{color:var(--fg);font-weight:600}
.bar{height:6px;border-radius:9px;background:var(--p3);overflow:hidden}.bar i{display:block;height:100%;width:0;border-radius:9px;background:var(--grad);transition:width 1s var(--ease)}.bar.full i{background:var(--bad)}
.me{display:flex;gap:10px;align-items:center;padding:14px 6px 0}
.av{width:38px;height:38px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:700;flex:none}
.mn{min-width:0;flex:1;display:flex;flex-direction:column;font-size:.9rem}.mn b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mn a{color:var(--mu);font-size:.8rem;text-decoration:none}.mn a:hover{color:var(--fg)}
.stage{flex:1;min-width:0;display:flex;flex-direction:column;position:relative}.mtop{display:none}
.banner{display:flex;gap:10px;align-items:center;justify-content:center;padding:9px 16px;font-size:.9rem;background:var(--grad);color:#fff;animation:rise .5s both}.banner span{flex:1;text-align:center}.banner button{background:none;border:0;color:#fff;cursor:pointer;opacity:.85}
.page{flex:1;min-height:0;overflow:auto;padding:28px clamp(16px,4vw,52px);animation:rise .45s var(--ease) both}
.phead{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px}.phead h1{margin:0;font-size:1.7rem;letter-spacing:-.02em}
.chip{font-size:.8rem;padding:4px 12px;border-radius:99px;background:var(--p2);border:1px solid var(--line);color:var(--mu)}.chip:empty{display:none}.chip.full{color:var(--bad);border-color:var(--bad)}
.note{color:var(--bad);font-size:.9rem}

/* home */
.hhero{position:relative;overflow:hidden;border-radius:28px;padding:clamp(26px,5vw,54px);border:1px solid var(--line);background:var(--p)}
.hhero::before,.hhero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);animation:float 11s ease-in-out infinite}
.hhero::before{width:380px;height:380px;background:var(--ac);opacity:.45;top:-140px;right:-60px}
.hhero::after{width:320px;height:320px;background:var(--ac2);opacity:.35;bottom:-150px;left:10%;animation-delay:-5s}
.hhero>*{position:relative;z-index:1}
.hhero small.k{display:inline-flex;gap:8px;align-items:center;color:var(--mu);font-size:.85rem;padding:5px 14px;border-radius:99px;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 55%,transparent)}
.hello{font-size:clamp(2rem,5.4vw,3.6rem);letter-spacing:-.035em;font-weight:800;margin:14px 0 22px;max-width:760px}
.hcomp{background:color-mix(in srgb,var(--bg) 70%,transparent);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:22px;padding:12px;max-width:820px;transition:border-color .3s,box-shadow .3s}
.hcomp:focus-within{border-color:var(--ac);box-shadow:0 0 0 4px color-mix(in srgb,var(--ac) 20%,transparent)}
.hcomp textarea{border:0;background:none;margin:0;padding:8px 10px;resize:none;min-height:70px;outline:0;box-shadow:none}
.hrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:space-between}
.modes{display:flex;gap:6px;flex-wrap:wrap}.mode{display:inline-flex;gap:7px;align-items:center;padding:8px 14px;border-radius:99px;border:1px solid var(--line);background:var(--p2);color:var(--mu);font:inherit;font-size:.88rem;cursor:pointer;transition:all .25s var(--ease)}
.mode:hover{color:var(--fg)}.mode.on{background:var(--grad);border-color:transparent;color:#fff;transform:scale(1.04)}
.sh{flex-wrap:wrap;display:flex;align-items:center;justify-content:space-between;gap:10px;margin:34px 0 14px}.sh h2{margin:0;font-size:1.25rem}
.tools{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.tool{--mx:50%;--my:50%;position:relative;overflow:hidden;display:flex;flex-direction:column;gap:6px;text-align:left;padding:20px;border-radius:22px;background:var(--p);border:1px solid var(--line);color:var(--fg);font:inherit;cursor:pointer;transition:transform .35s var(--ease),border-color .3s;animation:rise .6s var(--ease) both}
.tool:nth-child(2){animation-delay:.07s}.tool:nth-child(3){animation-delay:.14s}
.tool b{font-size:1.1rem;margin-top:10px}.tool small{color:var(--mu)}.tool .ring{position:absolute;right:16px;top:16px}
.ring{--v:0;width:48px;height:48px;border-radius:50%;background:conic-gradient(var(--ac) calc(var(--v)*1%),rgba(255,255,255,.09) 0);display:grid;place-items:center;transition:--v 1.1s var(--ease)}
.ring::before{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--p)}.ring span{position:relative;font-size:.68rem;font-weight:700}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.sc,.fc{background:var(--p2);border:1px solid var(--line);color:var(--mu);border-radius:99px;padding:6px 14px;font:inherit;font-size:.85rem;cursor:pointer;transition:all .2s}
.sc:hover,.fc:hover{color:var(--fg);border-color:#3a4052}.sc.on,.fc.on{background:var(--grad);border-color:transparent;color:#fff}
.strip{display:flex;gap:12px;overflow-x:auto;padding-bottom:10px;scroll-snap-type:x proximity}
.st{flex:none;width:170px;height:170px;border-radius:16px;overflow:hidden;position:relative;background:var(--p2);border:1px solid var(--line);padding:0;cursor:pointer;scroll-snap-align:start;transition:transform .3s var(--ease);animation:rise .5s both}
.st:hover{transform:translateY(-4px) scale(1.03)}.st img,.st video{width:100%;height:100%;object-fit:cover;display:block}
.hint{color:var(--mu);padding:18px;border:1px dashed var(--line);border-radius:16px;text-align:center}

/* studio (image / video) */
.studio{display:grid;grid-template-columns:minmax(300px,380px) 1fr;gap:22px;align-items:start;max-width:1280px;margin:0 auto}
.panel{position:sticky;top:0;background:var(--p);border:1px solid var(--line);border-radius:22px;padding:18px}
.panel h3{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--mu);margin:16px 0 8px}.panel h3:first-child{margin-top:0}
.panel textarea{margin:0;min-height:140px;resize:vertical}.panel .btn.pri{width:100%;margin-top:16px;padding:13px}
.tips{margin:14px 0 0;padding:12px;border-radius:14px;background:var(--p2);font-size:.82rem;color:var(--mu)}
.studio h2.sub{margin:0 0 12px;font-size:1.05rem}
.masonry{columns:3 220px;column-gap:14px}
.card{break-inside:avoid;margin:0 0 14px;background:var(--p);border:1px solid var(--line);border-radius:18px;overflow:hidden;animation:rise .5s var(--ease) both;animation-delay:calc(var(--i,0)*45ms);transition:border-color .3s,transform .3s var(--ease)}
.card:hover{border-color:#3a4052}.card.pop{animation:pop .8s var(--ease)}
.media{position:relative;background:var(--p2);aspect-ratio:1/1;display:block;width:100%;border:0;padding:0;cursor:pointer;color:var(--fg)}.media.video{aspect-ratio:16/10}
.media img,.media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}.card:hover .media img{transform:scale(1.05)}
.ov{position:absolute;inset:auto 0 0 0;display:flex;gap:6px;justify-content:flex-end;padding:30px 10px 10px;background:linear-gradient(transparent,rgba(0,0,0,.7));opacity:0;transform:translateY(8px);transition:all .3s var(--ease)}
.card:hover .ov,.card:focus-within .ov{opacity:1;transform:none}
@media(hover:none){.ov{opacity:1;transform:none}}
.ib{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;border:0;background:rgba(20,20,26,.7);backdrop-filter:blur(8px);color:#fff;cursor:pointer;transition:transform .2s,background .2s;text-decoration:none}
.ib:hover{transform:scale(1.12);background:rgba(40,40,52,.9)}.ib.on{background:var(--ac2)}.ib.on .i{fill:currentColor;animation:beat .5s}
.pbadge{position:absolute;left:10px;top:10px;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:rgba(0,0,0,.45);backdrop-filter:blur(6px);color:#fff;pointer-events:none}
.wait{display:grid;place-items:center;align-content:center;gap:10px;text-align:center;cursor:default;background:linear-gradient(110deg,var(--p2) 30%,var(--p3) 50%,var(--p2) 70%);background-size:200% 100%;animation:shim 1.6s linear infinite}
.wait .sp{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--ac);border-radius:50%;animation:spin 1s linear infinite}.wait small{color:var(--mu)}
.fail{display:grid;place-items:center;padding:14px;text-align:center;color:var(--bad);font-size:.85rem;cursor:default;aspect-ratio:auto;min-height:120px}
.cap{padding:12px 14px}.cap p{margin:0}.pr{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:.9rem}.meta{margin-top:4px!important;color:var(--mu);font-size:.78rem}
.empty2{color:var(--mu);text-align:center;padding:50px 20px;border:1px dashed var(--line);border-radius:18px;column-span:all}
.filters{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}

/* chat */
.chatp{display:flex;padding:0;position:relative;overflow:hidden}
.convs{width:256px;flex:none;border-right:1px solid var(--line);background:color-mix(in srgb,var(--p) 90%,transparent);padding:12px;overflow:auto}#convs{margin-top:12px}
.ci{display:flex;border-radius:10px;animation:fade .3s both}.ci.on,.ci:hover{background:var(--p2)}
.ct{flex:1;text-align:left;background:none;border:0;color:var(--fg);font:inherit;padding:9px 10px;cursor:pointer;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;min-width:0}
.cx{background:none;border:0;color:var(--mu);cursor:pointer;font-size:1.1rem;padding:0 10px}.cx:hover{color:var(--bad)}
.chatmain{flex:1;min-width:0;display:flex;flex-direction:column}.chead{display:flex;justify-content:flex-end;align-items:center;gap:10px;padding:10px 16px}.hbtn{display:none;margin-right:auto}
.cscroll{flex:1;overflow:auto;padding:0 16px}
.empty{text-align:center;padding:7vh 10px 20px;max-width:760px;margin:0 auto}.empty h1{font-size:clamp(1.6rem,4vw,2.2rem);margin:18px 0 24px;letter-spacing:-.02em}
.orb{width:74px;height:74px;margin:0 auto;border-radius:50%;background:var(--grad);box-shadow:0 0 70px var(--ac);animation:float 6s ease-in-out infinite;position:relative}
.orb::after{content:"";position:absolute;inset:-10px;border-radius:50%;border:2px solid var(--ac);opacity:.4;animation:ripple 2.4s ease-out infinite}@keyframes ripple{to{transform:scale(1.5);opacity:0}}
.sugs{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px}
.sugs button{background:var(--p);border:1px solid var(--line);color:var(--fg);border-radius:16px;padding:14px;font:inherit;text-align:left;cursor:pointer;transition:all .3s var(--ease);animation:rise .5s both}
.sugs button:nth-child(2){animation-delay:.06s}.sugs button:nth-child(3){animation-delay:.12s}.sugs button:nth-child(4){animation-delay:.18s}
.sugs button:hover{background:var(--p2);transform:translateY(-3px);border-color:var(--ac)}
.msgs{max-width:780px;margin:0 auto;padding:10px 0 20px;display:flex;flex-direction:column;gap:18px}
.msg{display:flex;gap:12px;animation:rise .4s var(--ease) both}.msg.user{justify-content:flex-end}
.bot{width:30px;height:30px;border-radius:50%;background:var(--grad);flex:none;margin-top:2px;box-shadow:0 0 16px -2px var(--ac)}
.bwrap{min-width:0;max-width:100%}.msg.user .bwrap{max-width:82%}
.bub{overflow-wrap:anywhere}.bub p{margin:0 0 .6em;white-space:pre-wrap}.bub p:last-child{margin:0}
.msg.user .bub{background:var(--grad);color:#fff;padding:10px 16px;border-radius:20px 20px 6px 20px;white-space:pre-wrap}
.bub pre{background:#000;border:1px solid var(--line);border-radius:12px;padding:12px;overflow:auto;font-size:.88rem;margin:.6em 0}
.errm{color:var(--bad)}.copy{background:none;border:0;color:var(--mu);font-size:.8rem;cursor:pointer;padding:4px 0}.copy:hover{color:var(--fg)}
.dots i{display:inline-block;width:8px;height:8px;margin-right:5px;border-radius:50%;background:var(--ac);animation:bounce 1s infinite}.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}
.cbar{display:flex;gap:8px;align-items:flex-end;max-width:780px;width:calc(100% - 32px);margin:0 auto 16px;background:var(--p2);border:1px solid var(--line);border-radius:24px;padding:8px 8px 8px 18px;transition:border-color .3s,box-shadow .3s}
.cbar:focus-within{border-color:var(--ac);box-shadow:0 0 0 4px color-mix(in srgb,var(--ac) 18%,transparent)}
.cbar textarea{border:0;background:none;margin:0;padding:8px 0;resize:none;max-height:160px;outline:0;box-shadow:none}
.send{width:40px;height:40px;border-radius:50%;border:0;background:var(--grad);color:#fff;font-size:1.2rem;cursor:pointer;flex:none;transition:transform .2s var(--ease)}.send:hover{transform:scale(1.1) rotate(-8deg)}.send:disabled{opacity:.5}

/* lightbox & toast */
dialog{border:1px solid var(--line);border-radius:22px;background:var(--p);color:var(--fg);max-width:min(94vw,960px);width:100%;padding:16px;animation:rise .35s var(--ease)}dialog::backdrop{background:rgba(0,0,0,.8);backdrop-filter:blur(6px)}
#lb-body img,#lb-body video{width:100%;max-height:68vh;object-fit:contain;border-radius:14px;background:#000}#lb-cap{color:var(--mu);font-size:.92rem}.lbx{float:right;background:none;border:0;color:var(--fg);cursor:pointer;margin:-4px -4px 6px 0}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--p3);border:1px solid var(--line);padding:11px 18px;border-radius:14px;z-index:50;max-width:90vw;animation:rise .35s var(--ease);box-shadow:0 14px 40px -10px #000}.toast.bad{border-color:var(--bad);color:var(--bad)}.toast.good{border-color:var(--ok)}

@media(max-width:1000px){.studio{grid-template-columns:1fr}.panel{position:static}}
@media(max-width:800px){
  .shell{flex-direction:column-reverse}.rail{width:100%;flex-direction:row;padding:4px 6px;border-right:0;border-top:1px solid var(--line)}
  .rail .brand,.me,.ub{display:none}.menu{flex-direction:row;width:100%;justify-content:space-around}
  .mi{flex-direction:column;gap:2px;padding:6px 12px;font-size:.7rem;align-items:center}.mi.on::before{display:none}.mi:hover{transform:none}
  .mtop{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--p)}
  .hbtn{display:inline-flex}.convs{position:absolute;z-index:5;inset:0 22% 0 0;width:auto;transform:translateX(-100%);transition:transform .25s var(--ease)}body.hist-open .convs{transform:none}
  .page{padding:18px 14px}.masonry{columns:2 150px}.idea{width:190px;height:130px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.mq-t{animation:none!important}}