:root { --bg:#f6f4f0; --card:#ffffff; --fg:#1d1c1a; --muted:#6b6862; --line:#dcd8d0; --accent:#b3261e;
        --accent-fg:#ffffff; --soft:#efece6; --good:#1f7a4d; --mid:#8f6200; --bad:#b3261e; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#151412; --card:#1f1e1b; --fg:#eceae6; --muted:#a09c94; --line:#383530; --accent:#e5534b;
          --accent-fg:#1a0b0a; --soft:#2a2824; --good:#6fcf97; --mid:#e0b252; --bad:#f28b82; }
}
* { box-sizing:border-box; }
html { -webkit-text-size-adjust:100%; }
body { margin:0; background:var(--bg); color:var(--fg); font:17px/1.5 -apple-system, "Helvetica Neue", Arial, sans-serif; }
button, input, textarea { font:inherit; color:inherit; }
[hidden] { display:none !important; }

header { display:flex; align-items:center; gap:14px; padding:14px 20px; border-bottom:1px solid var(--line); flex-wrap:wrap; }
header .brand { font-weight:700; font-size:19px; letter-spacing:.01em; margin-right:auto; }
.link { background:none; border:0; padding:6px 4px; color:var(--muted); cursor:pointer; text-decoration:underline; text-underline-offset:3px; }
.link:hover { color:var(--fg); }

main { max-width:980px; margin:0 auto; padding:24px 20px 80px; }
.steps { display:flex; gap:8px; list-style:none; padding:0; margin:0 0 28px; flex-wrap:wrap; }
.steps li { flex:1 1 150px; display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px; background:var(--soft); color:var(--muted); font-size:15px; }
.steps li b { display:inline-flex; width:26px; height:26px; flex:0 0 26px; align-items:center; justify-content:center; border-radius:50%; background:var(--line); color:var(--fg); font-size:14px; }
.steps li.now { background:var(--card); color:var(--fg); outline:2px solid var(--accent); font-weight:600; }
.steps li.now b { background:var(--accent); color:var(--accent-fg); }
.steps li.done b { background:var(--good); color:var(--bg); }

h1 { font-size:28px; line-height:1.2; margin:0 0 6px; }
h2 { font-size:19px; margin:30px 0 10px; }
p.lead { color:var(--muted); margin:0 0 20px; max-width:62ch; }
p.small { color:var(--muted); font-size:15px; margin:8px 0; }

.grid { display:grid; gap:14px; grid-template-columns:repeat(auto-fill, minmax(150px, 1fr)); }
.tile { position:relative; display:block; width:100%; padding:0; text-align:left; background:var(--card); border:3px solid var(--line); border-radius:12px; overflow:hidden; cursor:pointer; }
.tile img { display:block; width:100%; aspect-ratio:3/4; object-fit:cover; background:var(--soft); }
.tile span { display:block; padding:8px 10px; font-size:14px; color:var(--muted); }
.tile:hover { border-color:var(--muted); }
.tile.on { border-color:var(--accent); }
.tile.on::after { content:"✓ Chosen"; position:absolute; top:8px; left:8px; background:var(--accent); color:var(--accent-fg); font-size:13px; font-weight:700; padding:3px 9px; border-radius:6px; }
.tile.warn span { color:var(--mid); }
.upload { display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px; min-height:210px; padding:16px; text-align:center; border:3px dashed var(--muted); border-radius:12px; background:var(--card); cursor:pointer; font-weight:600; }
.upload:hover, .upload.over { border-color:var(--accent); color:var(--accent); }
.upload small { font-weight:400; color:var(--muted); font-size:14px; }
.upload input { position:absolute; width:1px; height:1px; opacity:0; }
.upload .plus { font-size:40px; line-height:1; }
.studio { display:flex; align-items:center; justify-content:center; aspect-ratio:3/4; background:#fff; color:#555; font-size:15px; border-bottom:1px solid var(--line); }

.bar { display:flex; gap:12px; align-items:center; margin-top:28px; flex-wrap:wrap; }
.go { border:0; background:var(--accent); color:var(--accent-fg); font-weight:700; font-size:18px; padding:14px 26px; border-radius:10px; cursor:pointer; }
.plain { border:2px solid var(--line); background:var(--card); font-weight:600; padding:12px 20px; border-radius:10px; cursor:pointer; text-decoration:none; color:var(--fg); display:inline-block; }
.plain:hover { border-color:var(--muted); }
a.go { text-decoration:none; display:inline-block; }
.go:disabled, .plain:disabled { opacity:.45; cursor:not-allowed; }
.card { background:var(--card); border:1px solid var(--line); border-radius:12px; padding:18px; margin-top:22px; }
.card h2 { margin-top:0; }
.chips { display:flex; gap:8px; flex-wrap:wrap; margin:10px 0; }
.chip { border:2px solid var(--line); background:var(--card); border-radius:999px; padding:7px 14px; font-size:15px; cursor:pointer; }
.chip:hover { border-color:var(--muted); }
.chip.on { border-color:var(--accent); color:var(--accent); font-weight:700; }
textarea { width:100%; min-height:80px; padding:12px; border:2px solid var(--line); border-radius:10px; background:var(--card); resize:vertical; }
textarea:focus, input:focus { outline:2px solid var(--accent); outline-offset:1px; }

.wait { text-align:center; padding:30px 0; }
.spin { width:54px; height:54px; margin:0 auto 22px; border:6px solid var(--line); border-top-color:var(--accent); border-radius:50%; animation:turn 1.1s linear infinite; }
@keyframes turn { to { transform:rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation-duration:4s; } }
.stages { list-style:none; padding:0; margin:26px auto; max-width:420px; text-align:left; }
.stages li { display:flex; gap:12px; align-items:center; padding:9px 0; color:var(--muted); }
.stages li i { width:24px; height:24px; flex:0 0 24px; border-radius:50%; border:2px solid var(--line); font-style:normal; display:inline-flex; align-items:center; justify-content:center; font-size:14px; }
.stages li.done { color:var(--fg); } .stages li.done i { background:var(--good); border-color:var(--good); color:var(--bg); }
.stages li.now { color:var(--fg); font-weight:700; } .stages li.now i { border-color:var(--accent); }
details { margin-top:26px; border-top:1px solid var(--line); padding-top:14px; }
summary { cursor:pointer; font-weight:600; color:var(--muted); }
details[open] summary { color:var(--fg); }
#live { margin:22px auto 0; max-width:820px; }
#live .grid { grid-template-columns:repeat(auto-fit, minmax(150px, 1fr)); text-align:left; }
#live .latest { max-width:300px; margin:0 auto; }
#live .latest img { width:100%; border-radius:12px; border:1px solid var(--line); display:block; }
.tile .tag { position:absolute; top:8px; right:8px; background:var(--good); color:var(--bg); font-size:12px; font-weight:700; padding:3px 8px; border-radius:6px; }
.retry { margin-top:18px; }
.problem { background:var(--card); border:2px solid var(--bad); border-radius:12px; padding:16px; margin:20px auto; max-width:560px; text-align:left; }

.result { display:grid; grid-template-columns:minmax(0, 1.25fr) minmax(0, 1fr); gap:28px; align-items:start; }
.result .picture img { width:100%; height:auto; display:block; border-radius:12px; border:1px solid var(--line); background:var(--soft); }
.pill { display:inline-block; padding:4px 14px; border-radius:999px; font-weight:700; font-size:15px; border:2px solid currentColor; }
.good { color:var(--good); } .mid { color:var(--mid); } .bad { color:var(--bad); }
.notes { padding-left:20px; margin:10px 0; } .notes li { margin:6px 0; }
.versions { display:flex; gap:10px; overflow-x:auto; margin-top:12px; padding-bottom:4px; }
.versions button { flex:0 0 84px; padding:0; border:3px solid var(--line); border-radius:8px; overflow:hidden; cursor:pointer; background:var(--card); font-size:12px; color:var(--muted); }
.versions button img { width:100%; aspect-ratio:3/4; object-fit:cover; display:block; }
.versions button.on { border-color:var(--accent); }
.actions { display:flex; flex-direction:column; gap:12px; margin-top:20px; }
.actions .go, .actions .plain { width:100%; text-align:center; }
.actions p { margin:-6px 0 4px; }

.editor { display:grid; grid-template-columns:minmax(0, 1.2fr) minmax(0, 1fr); gap:28px; align-items:start; }
.easel { position:relative; border-radius:12px; overflow:hidden; border:1px solid var(--line); background:var(--soft); line-height:0; }
.easel img { width:100%; height:auto; display:block; user-select:none; -webkit-user-select:none; pointer-events:none; }
.easel canvas { position:absolute; inset:0; width:100%; height:100%; opacity:.5; cursor:crosshair; touch-action:none; }
@media (max-width:760px) { .editor { grid-template-columns:1fr; } }

.login { max-width:400px; margin:9vh auto 0; padding:0 20px; }
.login h1 { margin-bottom:18px; }
.login label { display:block; font-weight:600; margin:16px 0 6px; }
.login input { width:100%; padding:13px; border:2px solid var(--line); border-radius:10px; background:var(--card); font-size:17px; }
.login .go { width:100%; margin-top:24px; }
.login .error { color:var(--bad); font-weight:600; min-height:1.5em; margin:14px 0 0; }

@media (max-width:760px) {
  .result { grid-template-columns:1fr; }
  h1 { font-size:24px; }
  .grid { grid-template-columns:repeat(auto-fill, minmax(130px, 1fr)); }
}