:root{
  --paper: #F7F5F0;
  --ink: #17161A;
  --ink-soft: #55534F;
  --line: #D9D5CB;
  --accent: #D8402E;
  --ok: #2F7A4D;
  --card: #FFFFFF;
  --mono: 'Courier New', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:28px 16px 60px;
}
.wrap{
  width:100%;
  max-width:440px;
}
header{
  text-align:start;
  margin-bottom:22px;
}
.header-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:6px;
}
.header-top .eyebrow{
  margin-bottom:0;
}
.lang-select select{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-soft);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:6px 10px;
  cursor:pointer;
  max-width:120px;
}
.lang-select select:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}
.eyebrow{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:6px;
}
.eyebrow::before{
  content:"";
  width:7px;height:7px;
  background:var(--accent);
  display:inline-block;
  border-radius:1px;
}
h1{
  font-family:var(--mono);
  font-weight:700;
  font-size:26px;
  letter-spacing:-0.01em;
  margin:0;
  text-transform:uppercase;
}
.sub{
  font-size:14px;
  color:var(--ink-soft);
  margin-top:6px;
  line-height:1.4;
}

.tabs{
  display:flex;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:10px;
  padding:4px;
  margin-bottom:20px;
}
.tab{
  flex:1;
  text-align:center;
  padding:10px 8px;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:.03em;
  text-transform:uppercase;
  border-radius:7px;
  cursor:pointer;
  color:var(--ink-soft);
  user-select:none;
  transition:background .15s ease, color .15s ease;
}
.tab.active{
  background:var(--ink);
  color:var(--paper);
}
.tab:focus-visible, button:focus-visible, input:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}

.panel{ display:none; }
.panel.active{ display:block; }

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:22px;
}

label{
  display:block;
  font-family:var(--mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--ink-soft);
  margin-bottom:8px;
}
input[type=text]{
  width:100%;
  padding:13px 14px;
  font-size:15px;
  font-family:var(--sans);
  border:1.5px solid var(--line);
  border-radius:9px;
  background:var(--paper);
  color:var(--ink);
}
input[type=text]:focus{
  border-color:var(--ink);
  outline:none;
}

.btn{
  width:100%;
  margin-top:14px;
  padding:14px;
  font-family:var(--mono);
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:700;
  background:var(--ink);
  color:var(--paper);
  border:none;
  border-radius:9px;
  cursor:pointer;
  transition:transform .1s ease, background .15s ease;
}
.btn:active{ transform:scale(0.98); }
.btn.secondary{
  background:transparent;
  color:var(--ink);
  border:1.5px solid var(--line);
}

/* --- Ticket style result for generator --- */
.ticket{
  margin-top:22px;
  background:var(--card);
  border:1.5px dashed var(--ink);
  border-radius:4px;
  padding:24px;
  text-align:center;
  display:none;
}
.ticket.show{ display:block; }
#qrcode{
  display:inline-block;
  padding:12px;
  background:#fff;
  border-radius:6px;
}
#qrcode img, #qrcode canvas{
  display:block;
  max-width:100%;
  height:auto;
}
.ticket-url{
  margin-top:14px;
  font-family:var(--mono);
  font-size:12px;
  color:var(--ink-soft);
  word-break:break-all;
}
.ticket-actions{
  display:flex;
  gap:8px;
  margin-top:16px;
}
.ticket-actions .btn{ margin-top:0; }

/* --- Reader --- */
.drop{
  border:1.5px dashed var(--line);
  border-radius:12px;
  padding:28px 16px;
  text-align:center;
  cursor:pointer;
  transition:border-color .15s ease, background .15s ease;
}
.drop:hover{ border-color:var(--ink); }
.drop-icon{
  font-family:var(--mono);
  font-size:28px;
  margin-bottom:8px;
  color:var(--accent);
}
.drop-text{
  font-size:13px;
  color:var(--ink-soft);
}
#fileInput{ display:none; }

.cam-wrap{
  position:relative;
  margin-top:14px;
  border-radius:10px;
  overflow:hidden;
  display:none;
  background:#000;
}
.cam-wrap.show{ display:block; }
video{
  width:100%;
  display:block;
}
.scan-line{
  position:absolute;
  left:6%;
  right:6%;
  height:2px;
  background:var(--accent);
  box-shadow:0 0 8px var(--accent);
  top:10%;
  animation:scan 1.8s ease-in-out infinite;
}
@keyframes scan{
  0%{ top:10%; }
  50%{ top:88%; }
  100%{ top:10%; }
}

.result{
  margin-top:20px;
  display:none;
}
.result.show{ display:block; }
.result-type{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.08em;
  padding:5px 10px;
  border-radius:20px;
  background:var(--ink);
  color:var(--paper);
  margin-bottom:10px;
}
.result-box{
  background:var(--paper);
  border:1.5px solid var(--line);
  border-radius:9px;
  padding:14px;
  font-family:var(--mono);
  font-size:13px;
  line-height:1.5;
  word-break:break-all;
  white-space:pre-wrap;
  max-height:220px;
  overflow-y:auto;
}
.result-box a{ color:var(--accent); }

.hint{
  font-size:12px;
  color:var(--ink-soft);
  margin-top:10px;
  text-align:center;
  display:none;
}
.hint.show{ display:block; }

.btn-spaced{ margin-top:14px; }

.visually-hidden{ display:none; }

footer{
  margin-top:30px;
  font-family:var(--mono);
  font-size:10px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--ink-soft);
  text-align:center;
}