:root{
  --navy:#0b5c8f;
  --navy-dark:#084b76;
  --ink:#12212e;
  --muted:#5f7183;
  --line:#dfe6ec;
  --bg:#f2f5f8;
  --ok:#0f7b46;
  --warn:#a2591a;
  --err:#b3261e;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* ---------- header ---------- */
.topbar{
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:16px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:14px}
.brand-mark{display:flex}
h1{font-size:19px;margin:0;letter-spacing:-.2px}
.sub{margin:0;font-size:13px;color:var(--muted)}
.badge{
  font-size:12px;color:var(--ok);background:#e8f5ee;
  border:1px solid #c3e3d2;border-radius:999px;padding:5px 12px;font-weight:600;
}

/* ---------- layout ---------- */
main{max-width:1080px;margin:0 auto;padding:26px 20px 60px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:22px 24px;margin-bottom:18px;
  box-shadow:0 1px 2px rgba(16,32,48,.04);
}
.card h2{font-size:16px;margin:0 0 14px;display:flex;align-items:center;gap:10px}
.step{
  background:var(--navy);color:#fff;width:24px;height:24px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex:none;
}
h3{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:0 0 10px}
.lbl{font-size:13.5px;color:var(--muted);display:block;margin:0 0 8px}
.muted{color:var(--muted);font-weight:400;text-transform:none;letter-spacing:0}
.hidden{display:none !important}
code{background:#eef2f6;padding:1px 5px;border-radius:4px;font-size:12.5px}
a{color:var(--navy)}

select,input[type=file]{
  font:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;background:#fff;color:var(--ink);min-width:260px;
}
select:focus,.drop:focus{outline:2px solid var(--navy);outline-offset:1px}
.inline-field{margin-top:14px}

/* ---------- drop zone ---------- */
.drop{
  border:2px dashed #b8c9d6;border-radius:12px;background:#fafcfe;
  padding:26px;text-align:center;cursor:pointer;transition:.15s;
}
.drop:hover{border-color:var(--navy);background:#f2f8fc}
.drop.over{border-color:var(--navy);background:#e8f2f9}
.drop p{margin:8px 0 0;font-size:14px}
.hint{font-size:12.5px;color:var(--muted)}

/* ---------- messages ---------- */
.msg{padding:11px 14px;border-radius:8px;font-size:13.5px;margin-top:14px}
.msg.err{background:#fdecea;color:var(--err);border:1px solid #f5c6c2}
.msg.ok{background:#e8f5ee;color:var(--ok);border:1px solid #c3e3d2}
.msg.info{background:#eef4f9;color:var(--navy);border:1px solid #cfe0ee}

/* ---------- stats ---------- */
.stats{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.stat{
  background:#f7fafc;border:1px solid var(--line);border-radius:10px;
  padding:12px 18px;min-width:130px;
}
.stat span{font-size:24px;font-weight:700;display:block;line-height:1.2}
.stat label{font-size:12px;color:var(--muted)}
.stat.warn span{color:var(--warn)}

.issues{
  background:#fff8ec;border:1px solid #f0dcbb;border-radius:8px;
  padding:12px 14px;font-size:13px;margin-bottom:16px;max-height:180px;overflow:auto;
}
.issues b{display:block;margin-bottom:6px;color:var(--warn)}
.issues ul{margin:0;padding-left:18px}

/* ---------- preview ---------- */
.preview-wrap{display:grid;grid-template-columns:300px 1fr;gap:26px}
@media(max-width:820px){.preview-wrap{grid-template-columns:1fr}}
#preview{width:100%;max-width:300px;height:auto;border:1px solid var(--line);border-radius:8px;background:#fff}
.prev-nav{display:flex;align-items:center;gap:10px;margin-top:8px;font-size:13px;color:var(--muted)}
.ghost{
  border:1px solid var(--line);background:#fff;border-radius:6px;
  padding:3px 10px;cursor:pointer;font-size:14px;color:var(--ink);
}
.ghost:hover{background:#f2f6fa}

.table-wrap{min-width:0}
.scroller{max-height:340px;overflow:auto;border:1px solid var(--line);border-radius:8px}
table{border-collapse:collapse;width:100%;font-size:13px}
th,td{text-align:left;padding:8px 12px;border-bottom:1px solid var(--line);white-space:nowrap}
th{background:#f7fafc;position:sticky;top:0;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}
tbody tr:last-child td{border-bottom:none}

/* ---------- options ---------- */
.opts{border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin-bottom:18px}
.opts summary{cursor:pointer;font-size:13.5px;font-weight:600;color:var(--navy)}
.opts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:16px}
.check{display:flex;align-items:center;gap:8px;font-size:13.5px}
.check input{width:16px;height:16px}

/* ---------- button + progress ---------- */
.primary{
  background:var(--navy);color:#fff;border:none;border-radius:8px;
  padding:13px 24px;font:inherit;font-size:15px;font-weight:600;cursor:pointer;
}
.primary:hover{background:#094b76}
.primary:disabled{background:#9db4c5;cursor:not-allowed}
#progress-wrap{margin-top:16px}
.bar{height:8px;background:#e6edf3;border-radius:999px;overflow:hidden}
#bar-fill{height:100%;width:0;background:var(--navy);transition:width .12s linear}
footer{font-size:12.5px;color:var(--muted);text-align:center;margin-top:26px}

/* ---------- logo slots ---------- */
.logo-slot{
  display:flex;gap:14px;align-items:center;margin-top:18px;
  border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fbfdfe;
}
.logo-box{
  width:64px;height:64px;flex:none;display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;
}
.logo-box img{max-width:56px;max-height:56px;display:block}
.logo-info{min-width:0}
.logo-slot b{font-size:14px;display:block}
.logo-slot .hint{margin:2px 0 0;word-break:break-word}
.link-btn{
  background:none;border:none;padding:0;font:inherit;font-size:12.5px;
  color:var(--navy);text-decoration:underline;cursor:pointer;
}
#logo-note{margin-top:10px}
.logo-state-ok{color:var(--ok);font-weight:600}

/* ---------- template row ---------- */
.tmpl{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:#f2f8fc;border:1px solid #cfe0ee;border-radius:10px;padding:14px 16px;
}
.tmpl b{font-size:14px}
.tmpl .hint{margin:4px 0 0;max-width:520px}
.secondary{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  background:#fff;color:var(--navy);border:1.5px solid var(--navy);border-radius:8px;
  padding:10px 18px;font:inherit;font-size:14px;font-weight:600;cursor:pointer;
}
.secondary:hover{background:var(--navy);color:#fff}

#preview{max-width:290px}

.qr-peek{margin-top:12px;border:1px solid var(--line);border-radius:8px;padding:9px 12px;background:#fbfdfe}
.qr-peek summary{cursor:pointer;font-size:12.5px;font-weight:600;color:var(--navy)}
.qr-peek pre{
  margin:10px 0 2px;font-size:11.5px;line-height:1.55;white-space:pre-wrap;word-break:break-word;
  color:#33475b;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}