:root{
  --black:#0a0a0a;
  --paper:#f5f3ec;
  --paper-dim:#e9e6db;
  --ink:#141310;
  --muted:#8c8c86;
  --muted-dark:#5b5b56;
  --amber:#ffb020;
  --amber-dim:#8a5a10;
  --line: rgba(250,250,247,0.14);
  --radius: 18px;
  --serif-mono: 'Space Mono', ui-monospace, 'SF Mono', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  background:var(--black);
  color:var(--paper);
  font-family:var(--sans);
  min-height:100dvh;
  display:flex;
  flex-direction:column;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

.noise{
  position:fixed; inset:0; pointer-events:none; z-index:0; opacity:.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Header ---------- */
.top{
  padding: max(22px, env(safe-area-inset-top)) 24px 8px;
  text-align:center;
  position:relative; z-index:1;
}
.wordmark{
  font-family:var(--serif-mono);
  font-weight:700;
  font-size:22px;
  letter-spacing:0.14em;
  display:inline-flex;
  align-items:center;
  gap:9px;
}
.dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 8px 1px var(--amber);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1; transform:scale(1);}
  50%{opacity:.45; transform:scale(.72);}
}
.tagline{
  margin-top:6px;
  font-size:12.5px;
  color:var(--muted);
  letter-spacing:0.03em;
}

/* ---------- Stage ---------- */
.stage{
  flex:1;
  width:100%;
  max-width:440px;
  margin:0 auto;
  padding: 22px 20px 40px;
  position:relative; z-index:1;
  display:flex;
  flex-direction:column;
  gap:20px;
}

/* ---------- Switcher ---------- */
.switcher{
  display:flex;
  background:rgba(250,250,247,0.06);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px;
  gap:4px;
}
.switch-btn{
  flex:1;
  border:none;
  background:transparent;
  color:var(--muted);
  font-family:var(--sans);
  font-weight:600;
  font-size:14.5px;
  padding:11px 0;
  border-radius:999px;
  cursor:pointer;
  transition:background .25s, color .25s;
}
.switch-btn.active{
  background:var(--paper);
  color:var(--ink);
}

.panel{ display:flex; flex-direction:column; gap:18px; }

/* ---------- Dropzone ---------- */
.dropzone{
  border:1.5px dashed var(--line);
  border-radius:var(--radius);
  padding:38px 20px;
  text-align:center;
  cursor:pointer;
  transition:border-color .2s, background .2s;
}
.dropzone:hover, .dropzone:focus-visible, .dropzone.drag{
  border-color:var(--amber);
  background:rgba(255,176,32,0.05);
  outline:none;
}
.dz-icon{ color:var(--paper); opacity:.8; margin-bottom:12px; }
.dz-text{ font-size:15px; color:var(--paper); }
.dz-text strong{ font-weight:600; }
.dz-sub{ margin-top:6px; font-size:12.5px; color:var(--muted); }

/* ---------- TTL selector ---------- */
.ttl-row{ display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:10px; }
.ttl-label{ font-size:12.5px; color:var(--muted); letter-spacing:.03em; }
.ttl-options{ display:flex; gap:6px; }
.ttl-opt{
  border:1px solid var(--line);
  background:transparent;
  color:var(--muted);
  font-family:var(--serif-mono);
  font-size:12px;
  padding:7px 11px;
  border-radius:999px;
  cursor:pointer;
  transition:all .18s;
}
.ttl-opt.active{ background:var(--paper); color:var(--ink); border-color:var(--paper); }

/* ---------- Uploading / lookup ---------- */
.uploading{ text-align:center; padding:30px 10px; }
.wave-row{ display:flex; justify-content:center; gap:5px; margin-bottom:16px; }
.wave-row span{
  width:4px; height:22px; border-radius:2px;
  background:var(--amber);
  animation: wave 1s ease-in-out infinite;
}
.wave-row span:nth-child(2){ animation-delay:.1s; }
.wave-row span:nth-child(3){ animation-delay:.2s; }
.wave-row span:nth-child(4){ animation-delay:.3s; }
.wave-row span:nth-child(5){ animation-delay:.4s; }
@keyframes wave{
  0%,100%{ transform:scaleY(.35); opacity:.55;}
  50%{ transform:scaleY(1); opacity:1;}
}
.uploading-text{ font-size:13.5px; color:var(--muted); letter-spacing:.02em; }
.progress-track{
  margin-top:16px; height:3px; border-radius:2px; background:var(--line); overflow:hidden;
}
.progress-fill{ height:100%; width:0%; background:var(--amber); transition:width .2s; }

/* ---------- Ticket ---------- */
.ticket{
  background:var(--paper);
  color:var(--ink);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 20px 44px -18px rgba(0,0,0,0.6);
  animation: rise .45s cubic-bezier(.2,.9,.25,1);
}
@keyframes rise{
  from{ opacity:0; transform:translateY(14px) scale(.98); }
  to{ opacity:1; transform:translateY(0) scale(1); }
}
.ticket-top{
  display:flex; justify-content:space-between; align-items:flex-start;
  padding:20px 22px 16px;
}
.ticket-filename{ font-weight:700; font-size:15.5px; word-break:break-word; padding-right:10px;}
.ticket-filesize{ font-size:12.5px; color:var(--muted-dark); margin-top:3px; font-family:var(--serif-mono); }
.ticket-expiry{
  font-size:11px; font-family:var(--serif-mono); color:var(--amber-dim);
  background:rgba(255,176,32,0.16); padding:5px 9px; border-radius:999px; white-space:nowrap;
}
.perforation{
  position:relative;
  height:0;
  border-top:1.5px dashed rgba(20,19,16,0.22);
  margin:0 0;
}
.perforation::before, .perforation::after{
  content:''; position:absolute; top:-9px; width:18px; height:18px; border-radius:50%; background:var(--black);
}
.perforation::before{ left:-9px; }
.perforation::after{ right:-9px; }
.ticket-bottom{
  display:flex; gap:18px; align-items:center; padding:22px;
}
.qr-wrap{
  background:#fff; padding:10px; border-radius:12px; flex-shrink:0;
  box-shadow: inset 0 0 0 1px rgba(20,19,16,0.08);
}
.qr-wrap canvas{ display:block; width:110px; height:110px; }
.code-wrap{ flex:1; min-width:0; }
.code-label{ font-size:10.5px; text-transform:uppercase; letter-spacing:.12em; color:var(--muted-dark); }
.code-value{
  font-family:var(--serif-mono); font-weight:700; font-size:26px; letter-spacing:.06em;
  margin:4px 0 14px; word-break:break-all;
}
.ticket-actions{ display:flex; gap:8px; flex-wrap:wrap; }

.btn-ghost, .btn-solid{
  font-family:var(--sans); font-weight:600; font-size:13px; border-radius:10px; padding:10px 14px;
  cursor:pointer; border:1.5px solid var(--ink); transition:transform .12s;
}
.btn-ghost{ background:transparent; color:var(--ink); }
.btn-solid{ background:var(--ink); color:var(--paper); }
.btn-ghost:active, .btn-solid:active{ transform:scale(.96); }

.btn-reset{
  align-self:center; background:none; border:none; color:var(--muted);
  font-size:13.5px; text-decoration:underline; text-underline-offset:3px; cursor:pointer; padding:6px;
}

/* ---------- Receive: code entry ---------- */
.code-entry{ display:flex; flex-direction:column; align-items:center; gap:18px; padding-top:10px; }
.code-entry-label{ font-size:13px; color:var(--muted); letter-spacing:.04em; }
.code-inputs{ display:flex; gap:8px; }
.code-box{
  width:36px; height:48px;
  background:rgba(250,250,247,0.06);
  border:1.5px solid var(--line);
  border-radius:10px;
  text-align:center;
  font-family:var(--serif-mono);
  font-size:20px; font-weight:700;
  color:var(--paper);
  text-transform:uppercase;
  caret-color:var(--amber);
}
.code-box:focus{ outline:none; border-color:var(--amber); background:rgba(255,176,32,0.06); }

.btn-scan{
  display:inline-flex; align-items:center; gap:8px;
  background:transparent; border:1.5px solid var(--line); color:var(--paper);
  font-family:var(--sans); font-weight:600; font-size:13.5px;
  padding:11px 18px; border-radius:999px; cursor:pointer;
}
.btn-scan:active{ transform:scale(.97); }

/* ---------- Error box ---------- */
.error-box{
  text-align:center; padding:26px 18px;
  border:1.5px solid rgba(255,90,60,0.35);
  background:rgba(255,90,60,0.06);
  border-radius:var(--radius);
}
.error-title{ font-weight:700; font-size:15px; }
.error-sub{ font-size:12.5px; color:var(--muted); margin-top:6px; line-height:1.5; }

/* ---------- Found box ---------- */
.found-box{
  background:var(--paper); color:var(--ink); border-radius:var(--radius);
  padding:30px 24px; text-align:center;
  animation: rise .4s cubic-bezier(.2,.9,.25,1);
}
.found-icon{ font-size:34px; margin-bottom:10px; }
.found-name{ font-weight:700; font-size:16px; word-break:break-word; }
.found-meta{ font-size:12.5px; color:var(--muted-dark); margin-top:4px; font-family:var(--serif-mono); }
.btn-download{ width:100%; margin-top:20px; padding:13px; font-size:14.5px; border-radius:12px; }
.found-note{ margin-top:12px; font-size:11.5px; color:var(--muted-dark); }

/* ---------- Scanner ---------- */
.scanner-overlay{
  position:fixed; inset:0; background:#000; z-index:50;
  display:flex; align-items:center; justify-content:center;
}
.scanner-overlay video{ width:100%; height:100%; object-fit:cover; }
.scanner-frame{
  position:absolute; width:min(70vw,280px); height:min(70vw,280px);
  border:2px solid var(--amber); border-radius:20px;
  box-shadow:0 0 0 999px rgba(0,0,0,0.5);
}
.scanner-close{
  position:absolute; bottom:max(34px, env(safe-area-inset-bottom));
  background:var(--paper); color:var(--ink); border:none;
  font-family:var(--sans); font-weight:600; font-size:14px;
  padding:12px 26px; border-radius:999px;
}

/* ---------- Footer ---------- */
.foot{
  text-align:center; padding:16px 20px max(16px, env(safe-area-inset-bottom));
  font-size:11px; color:var(--muted-dark); letter-spacing:.02em; position:relative; z-index:1;
}

/* ---------- Toast ---------- */
.toast{
  position:fixed; left:50%; bottom:26px; transform:translate(-50%, 20px);
  background:var(--paper); color:var(--ink); font-size:13px; font-weight:600;
  padding:11px 18px; border-radius:999px; opacity:0; pointer-events:none;
  transition:opacity .25s, transform .25s; z-index:60;
  box-shadow:0 12px 30px -10px rgba(0,0,0,.5);
}
.toast.show{ opacity:1; transform:translate(-50%, 0); }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; }
}

@media (max-width:360px){
  .ticket-bottom{ flex-direction:column; align-items:flex-start; }
  .code-value{ font-size:22px; }
}