/* ===== Studio shell ===== */
body.studio{background:#f6f7fb}

.studio-shell{display:grid;grid-template-columns:272px 1fr;min-height:100vh}
@media(max-width:940px){.studio-shell{grid-template-columns:1fr}}

/* sidebar */
.side{
  background:var(--navy);color:#fff;padding:26px 22px;display:flex;flex-direction:column;gap:28px;
  position:sticky;top:0;height:100vh;overflow:auto;
}
@media(max-width:940px){.side{position:static;height:auto}}
.side .brand{color:#fff}
.side-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5);font-weight:700}
.side-steps{list-style:none;padding:0;margin:10px 0 0;display:grid;gap:4px}
.side-steps li{
  display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;
  font-size:14px;font-weight:600;color:rgba(255,255,255,.62);transition:.18s;
}
.side-steps li .n{
  width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-size:12px;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);flex:none;font-weight:800;
}
.side-steps li.active{background:rgba(255,255,255,.1);color:#fff}
.side-steps li.active .n{background:var(--gold);color:var(--navy)}
.side-steps li.done{color:rgba(255,255,255,.85)}
.side-steps li.done .n{background:rgba(244,197,66,.26);color:var(--gold)}
.side-thumb{margin-top:auto}
.side-thumb img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%;border:1px solid rgba(255,255,255,.16)}
.side-foot{font-size:11px;color:rgba(255,255,255,.4)}

/* main */
.main{padding:40px 36px 72px}
@media(max-width:620px){.main{padding:28px 20px 60px}}
.main-in{max-width:820px;margin:0 auto}
.step-count{font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);
  background:var(--navy);display:inline-block;padding:5px 12px;border-radius:999px;margin-bottom:16px}
.main h2{margin-bottom:10px}
.hint{font-size:14px;color:var(--muted);background:#fff;border:1px dashed var(--line);
  border-radius:12px;padding:12px 16px;margin:18px 0}

/* panels */
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:20px;box-shadow:0 2px 8px rgba(10,31,68,.04)}
.panel > h3{margin-bottom:4px}
.panel > .sub{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.req{font-size:10px;font-weight:800;letter-spacing:.1em;background:var(--gold-soft);color:#8a6a00;
  padding:3px 8px;border-radius:5px;margin-left:8px;vertical-align:middle}
.opt{font-size:10px;font-weight:800;letter-spacing:.1em;background:#eef1f6;color:var(--muted);
  padding:3px 8px;border-radius:5px;margin-left:8px;vertical-align:middle}

/* uploads */
.uploads{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:640px){.uploads{grid-template-columns:1fr}}
.drop{
  border:2px dashed #cfd6e4;border-radius:14px;min-height:186px;display:grid;place-items:center;
  text-align:center;padding:20px;cursor:pointer;transition:.18s;background:#fcfdff;position:relative;overflow:hidden;
}
.drop:hover,.drop.over{border-color:var(--gold);background:#fffdf4}
.drop .ico{font-size:28px;margin-bottom:8px}
.drop b{display:block;font-size:14px}
.drop span{font-size:12px;color:var(--muted)}
.drop img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.drop .overlay{
  position:absolute;inset:auto 0 0 0;background:rgba(10,31,68,.78);color:#fff;
  font-size:12px;font-weight:700;padding:8px;text-align:center;
}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 18px;
  font-size:14px;font-weight:600;color:var(--ink);transition:.15s;
}
.chip:hover{border-color:var(--navy)}
.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.chip.on::before{content:"\2713\00a0"}

/* option cards */
.opts{display:grid;gap:12px}
.opts.cols2{grid-template-columns:1fr 1fr}
.opts.cols3{grid-template-columns:repeat(3,1fr)}
.opts.cols4{grid-template-columns:repeat(4,1fr)}
@media(max-width:700px){.opts.cols3,.opts.cols4{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.opts.cols2,.opts.cols3,.opts.cols4{grid-template-columns:1fr}}
.opt-card{
  border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:15px 16px;
  text-align:left;transition:.15s;position:relative;
}
.opt-card:hover{border-color:#b9c3d6}
.opt-card.on{border-color:var(--navy);background:var(--navy-soft);box-shadow:0 0 0 3px rgba(10,31,68,.07)}
.opt-card b{display:block;font-size:14.5px;margin-bottom:2px}
.opt-card span{font-size:12.5px;color:var(--muted);line-height:1.4}
.opt-card.on::after{
  content:"\2713";position:absolute;top:10px;right:12px;width:20px;height:20px;border-radius:50%;
  background:var(--navy);color:var(--gold);font-size:11px;display:grid;place-items:center;font-weight:800;
}

/* style tiles with images */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:820px){.tiles{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.tiles{grid-template-columns:repeat(2,1fr)}}
.tile{
  border:2px solid transparent;border-radius:14px;overflow:hidden;background:#fff;padding:0;
  box-shadow:0 2px 10px rgba(10,31,68,.07);transition:.16s;text-align:left;
}
.tile img{aspect-ratio:4/3;object-fit:cover;width:100%}
.tile .t{padding:11px 13px}
.tile b{display:block;font-size:13.5px}
.tile span{font-size:11.5px;color:var(--muted)}
.tile:hover{transform:translateY(-2px)}
.tile.on{border-color:var(--navy);box-shadow:0 0 0 3px rgba(244,197,66,.45)}

/* swatches */
.swatches{display:flex;flex-wrap:wrap;gap:12px}
.sw{
  border:1.5px solid var(--line);border-radius:12px;padding:10px 16px 10px 10px;background:#fff;
  display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:600;transition:.15s;
}
.sw .dot{width:26px;height:26px;border-radius:8px;border:1px solid rgba(0,0,0,.12);flex:none}
.sw.on{border-color:var(--navy);background:var(--navy-soft);box-shadow:0 0 0 3px rgba(10,31,68,.07)}

/* notes */
textarea.notes{
  width:100%;min-height:130px;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;
  font:inherit;font-size:14.5px;resize:vertical;outline:none;
}
textarea.notes:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(10,31,68,.07)}
.examples{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
.ex{border:1px dashed #c9d2e2;background:#fbfcff;border-radius:999px;padding:8px 15px;font-size:13px;color:var(--muted)}
.ex:hover{border-color:var(--navy);color:var(--navy)}

/* footer nav */
.step-nav{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:28px;flex-wrap:wrap}
.link-skip{background:none;border:none;color:var(--muted);font-size:14px;font-weight:600;text-decoration:underline}
.link-skip:hover{color:var(--navy)}
.nav-right{display:flex;gap:12px;align-items:center}
.btn[disabled]{opacity:.42;cursor:not-allowed;box-shadow:none;transform:none}

/* generating */
.gen{text-align:center;padding:70px 20px}
.gen .ring{
  width:68px;height:68px;border-radius:50%;margin:0 auto 22px;
  border:5px solid #e6eaf3;border-top-color:var(--gold);animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.gen h2{margin-bottom:8px}
.gen .bar{height:7px;background:#e6eaf3;border-radius:99px;max-width:420px;margin:22px auto 0;overflow:hidden}
.gen .bar i{display:block;height:100%;width:0;background:var(--gold);border-radius:99px;transition:width .5s ease}

/* result */
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:22px 0}
@media(max-width:700px){.result-grid{grid-template-columns:1fr}}
.rcard{border-radius:16px;overflow:hidden;border:1px solid var(--line);background:#fff;position:relative}
.rcard img{aspect-ratio:4/3;object-fit:cover;width:100%}
.rcard .cap{padding:11px 14px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.rtag{position:absolute;top:12px;left:12px;background:rgba(10,31,68,.85);color:#fff;font-size:10px;
  font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:5px 11px;border-radius:999px}
.rtag.gold{background:var(--gold);color:var(--navy)}
.ask{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;text-align:center}
.ask h3{margin-bottom:16px}
.ask .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.summary{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;margin-top:20px}
.summary h3{margin-bottom:14px}
.summary dl{display:grid;grid-template-columns:150px 1fr;gap:9px 18px;margin:0;font-size:14px}
@media(max-width:560px){.summary dl{grid-template-columns:1fr;gap:2px 0}.summary dd{margin-bottom:10px}}
.summary dt{color:var(--muted);font-weight:600}
.summary dd{margin:0;font-weight:600}
.sent{text-align:center;padding:60px 20px}
.sent .big{font-size:52px;margin-bottom:14px}

/* ===== form fields ===== */
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px}
.field input,.field select{
  width:100%;border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;
  font:inherit;font-size:15px;outline:none;background:#fff;color:var(--ink);
}
.field input:focus,.field select:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(10,31,68,.07)}
.field input.invalid,.field select.invalid{border-color:#c6392f;box-shadow:0 0 0 3px rgba(198,57,47,.08)}
.fe{display:block;color:#c6392f;font-size:12.5px;font-weight:600;margin-top:5px;min-height:1px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin-top:4px}
.consent input{margin-top:3px;width:17px;height:17px;flex:none;accent-color:var(--navy)}
.err{color:#c6392f;font-size:13.5px;font-weight:600;margin:12px 0 0}
.demo-note{border-color:var(--gold);background:#fffdf4}
.demo-note code{background:rgba(10,31,68,.07);padding:1px 6px;border-radius:5px;font-size:12.5px}

/* ===== iteration strip ===== */
.iters{margin-top:20px}
.iter-row{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px}
.iter{margin:0;flex:none;width:152px}
.iter img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;border:2px solid transparent}
.iter.on img{border-color:var(--gold)}
.iter figcaption{font-size:11.5px;color:var(--muted);margin-top:5px;font-weight:600}

/* ===== focus visibility ===== */
.chip:focus-visible,.opt-card:focus-visible,.tile:focus-visible,.sw:focus-visible,
.btn:focus-visible,.ex:focus-visible,.link-skip:focus-visible,.drop:focus-within{
  outline:3px solid var(--gold);outline-offset:2px;
}
h2:focus{outline:none}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* ===== mobile: collapse the rail into a slim top bar ===== */
@media(max-width:940px){
  .side{
    position:sticky;top:0;height:auto;z-index:50;
    padding:11px 16px;gap:12px;
    flex-direction:row;align-items:center;justify-content:space-between;
    overflow:visible;box-shadow:0 2px 14px rgba(10,31,68,.18);
  }
  .side .brand span:last-child{display:none}
  .side-label,.side-thumb,.side-foot{display:none}
  .side-steps{display:flex;gap:7px;margin:0;flex:1;justify-content:flex-end}
  .side-steps li{padding:0;background:none;gap:0}
  .side-steps li.active{background:none}
  .side-steps li .lbl{display:none}
  .side-steps li .n{width:28px;height:28px;font-size:12px}
  .main{padding-top:22px}
}