:root{
  --bg:#f6f3ef; --card:#fffdfb; --ink:#2a2622; --mut:#8a8178; --mut2:#b4a99c; --line:#e7e0d7;
  --accent:#b08456; --accent-ink:#8a6336; --err:#c0564b; --radius:16px; --shadow:0 10px 30px #2a26220a;
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",-apple-system,system-ui,sans-serif;
}
:root[data-theme="dark"]{
  --bg:#17140f; --card:#211c16; --ink:#efe9df; --mut:#a79e90; --mut2:#776e60; --line:#352d23;
  --accent:#c79b6c; --accent-ink:#d9b082; --err:#e5847a; --shadow:0 12px 34px #0006;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{margin:0}
body{background:var(--bg); color:var(--ink); font-family:var(--sans); line-height:1.5;
  -webkit-font-smoothing:antialiased; min-height:100vh}
.wrap{max-width:1120px; margin:0 auto; padding:24px 16px 72px}
.logo{font-family:var(--serif); font-weight:600; letter-spacing:-.02em; margin:0; font-size:34px}
.top{display:flex; align-items:center; justify-content:space-between; gap:12px; margin:4px 0 20px}
.tagline{color:var(--mut); margin:4px 0 0; font-size:14px}
.theme-btn{flex:none; cursor:pointer; width:42px; height:42px; border-radius:50%; font-size:18px;
  background:var(--card); border:1px solid var(--line); color:var(--ink)}
.theme-btn:hover{border-color:var(--accent)}

.panes{display:grid; grid-template-columns:1fr; gap:16px}
.config{display:flex; flex-direction:column; gap:16px}
.card{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:18px 18px 20px; box-shadow:var(--shadow)}
.step{display:inline-block; font-size:12px; text-transform:uppercase; letter-spacing:.14em; color:var(--accent-ink); font-weight:600; margin-bottom:12px}
.muted{color:var(--mut); font-size:13px}
.hint{color:var(--mut); font-size:13px; margin:10px 0 0}
.err{color:var(--err); font-size:13.5px; margin:10px 0 0}

input,select{font-family:var(--sans); font-size:15px; color:var(--ink); background:var(--bg); border:1px solid var(--line);
  border-radius:11px; padding:11px 12px; outline:none; width:100%}
input:focus,select:focus{border-color:var(--accent)}
.field{display:flex; flex-direction:column; gap:6px; font-size:12.5px; color:var(--mut); margin-bottom:12px}

.btn{display:inline-flex; align-items:center; justify-content:center; gap:8px; cursor:pointer; font-family:var(--sans);
  font-size:15px; font-weight:600; color:#fff; background:var(--accent); border:1px solid var(--accent); border-radius:11px;
  padding:12px 18px; text-decoration:none; transition:.15s; white-space:nowrap}
.btn:hover{filter:brightness(1.05)}
.btn[disabled]{opacity:.45; cursor:not-allowed}
.btn.ghost{background:transparent; color:var(--accent-ink)}
.btn.ghost:hover{background:#b0845622}
.btn.ghost.on{color:var(--err); border-color:var(--err)}
.btn-lg{width:100%; padding:15px; font-size:16px; margin-top:6px}
.link{background:none; border:none; color:var(--accent-ink); text-decoration:underline; cursor:pointer; font:inherit; padding:0}

.chips{display:flex; gap:8px; flex-wrap:wrap}
.chip{font:inherit; font-size:13.5px; cursor:pointer; background:var(--bg); color:var(--ink); border:1px solid var(--line); border-radius:999px; padding:8px 14px; transition:.14s}
.chip:hover{border-color:var(--accent)}
.chip.on{background:var(--accent); border-color:var(--accent); color:#fff}

.dropzone{display:flex; align-items:center; gap:10px; flex-wrap:wrap; background:var(--bg); border:1px dashed var(--line);
  border-radius:12px; padding:14px; cursor:pointer}
.controls{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-bottom:12px}
.controls label{font-size:12.5px; color:var(--mut); display:flex; flex-direction:column; gap:6px}
.toggle{display:flex; align-items:flex-start; gap:9px; font-size:13.5px; color:var(--ink); margin:2px 0 12px; cursor:pointer; line-height:1.4}
.toggle input{width:auto; margin-top:2px; accent-color:var(--accent)}
.toggle.sm{font-size:13px; color:var(--mut); margin:0}
.advanced{margin:2px 0 12px}
.advanced summary{cursor:pointer; color:var(--accent-ink); font-size:13.5px; margin-bottom:10px}
.tweak-banner{background:#b0845618; border:1px solid var(--line); border-radius:11px; padding:10px 12px; font-size:13.5px; color:var(--accent-ink); margin-top:12px}
.metric{color:var(--mut); font-size:12.5px; text-align:center; margin:10px 0 0; font-variant-numeric:tabular-nums}

.grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(84px,1fr)); gap:8px; margin-top:12px}
.thumb{position:relative; aspect-ratio:3/4; border-radius:10px; overflow:hidden; border:2px solid var(--accent); background:var(--bg)}
.thumb img{width:100%; height:100%; object-fit:cover; display:block}
.thumb .rm{position:absolute; top:4px; right:4px; width:20px; height:20px; border-radius:50%; background:#000000b3; color:#fff; font-size:11px; display:flex; align-items:center; justify-content:center; cursor:pointer}

/* output pane */
.output .outcard{min-height:200px}
.results{display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:12px}
.result{position:relative; border-radius:12px; overflow:hidden; border:1px solid var(--line); background:var(--bg)}
.result img{width:100%; display:block}
.ractions{position:absolute; bottom:0; left:0; right:0; display:flex; gap:6px; justify-content:flex-end; padding:8px; background:linear-gradient(0deg,#0006,transparent)}
.rbtn{cursor:pointer; border:none; width:34px; height:34px; border-radius:50%; background:#ffffffe6; color:#2a2622; font-size:16px; display:flex; align-items:center; justify-content:center; text-decoration:none}
.rbtn:hover{background:#fff}
.rbtn.on{color:var(--err)}
.result-empty{color:var(--mut2); text-align:center; padding:50px 10px; font-size:14px; border:1px dashed var(--line); border-radius:12px}
.disclaimer{color:var(--mut); font-size:12px; margin:12px 0 0; text-align:center}
.progress{display:flex; align-items:center; gap:12px; color:var(--mut); padding:26px 0}
.spinner{width:22px; height:22px; border:3px solid var(--line); border-top-color:var(--accent); border-radius:50%; animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* gallery */
#galleryCard{margin-top:16px}
.gallery-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:12px; flex-wrap:wrap; gap:8px}
.gfilters{display:flex; gap:14px}
.gallery{display:grid; grid-template-columns:repeat(auto-fill,minmax(92px,1fr)); gap:5px}
.gitem{position:relative; aspect-ratio:3/4; border-radius:7px; overflow:hidden; cursor:pointer; background:var(--line)}
.gitem img{width:100%; height:100%; object-fit:cover; display:block}
.gitem .glike{position:absolute; top:5px; right:6px; color:#fff; font-size:14px; text-shadow:0 1px 3px #0009}
.gitem .gtag{position:absolute; bottom:5px; left:5px; font-size:9px; background:#000000a6; color:#fff; padding:1px 5px; border-radius:5px}
.foot{text-align:center; color:var(--mut); font-size:12px; margin-top:28px}

/* lightbox */
.lightbox{position:fixed; inset:0; background:#120f0cec; display:flex; align-items:center; justify-content:center; padding:18px; z-index:50}
.lb-inner{max-width:560px; width:100%; display:flex; flex-direction:column; gap:12px}
.lb-inner img{width:100%; border-radius:12px; max-height:72vh; object-fit:contain; background:#000}
.lb-close{align-self:flex-end; background:#ffffff26; color:#fff; border:none; width:34px; height:34px; border-radius:50%; font-size:16px; cursor:pointer}
.lb-actions{display:flex; gap:8px; flex-wrap:wrap; justify-content:center}

/* desktop: two panes, result sticky on the right */
@media(min-width:860px){
  .panes{grid-template-columns:minmax(0,1fr) minmax(0,1fr); align-items:start}
  .output{position:sticky; top:20px}
  .logo{font-size:40px}
}
@media(max-width:520px){
  .controls{grid-template-columns:1fr}
  .wrap{padding:18px 14px 64px}
}