:root{
  --sasa-gold:#d4af37;
  --sasa-black:#050505;
  --sasa-panel:#0b0b0b;
}
html, body { height: 100%; }
body{
  background: radial-gradient(1200px 600px at 20% 0%, #1b1b1b, var(--sasa-black));
  color: #f2f2f2;
}
.sasa-gold{ color: var(--sasa-gold) !important; }
.bg-panel{ background: rgba(0,0,0,.55) !important; }
.border-gold-10{ border: 1px solid rgba(212,175,55,.12) !important; }
.btn-gold{ background: var(--sasa-gold) !important; color:#111 !important; font-weight: 800; }
.btn-gold:hover{ filter: brightness(.95); }
.form-control.bg-dark2{
  background: rgba(0,0,0,.65) !important;
  border-color: rgba(212,175,55,.25) !important;
  color: #fff !important;
}
.form-control.bg-dark2:focus{
  box-shadow: 0 0 0 .2rem rgba(212,175,55,.15) !important;
}
.mono{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono','Courier New', monospace; font-size: .82rem; }
.qr-grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(210px,1fr)); gap: 12px; }
.qr-thumb{ width:100%; border-radius: 14px; background:#fff; }
.sasa-logo{
  font-size: 42px;
  font-weight: 900;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.reader-wrap{ max-width: 520px; margin: 0 auto; }


/* === PRO UI Enhancements === */
:root{
  --sasa-gold-2:#f4d37a;
  --sasa-shadow: 0 14px 40px rgba(0,0,0,.45);
  --sasa-glow: 0 0 0 .2rem rgba(212,175,55,.18);
}

.container{ max-width: 1180px; }

.card.bg-panel{
  backdrop-filter: blur(10px);
  box-shadow: var(--sasa-shadow);
}

a, button{ transition: transform .15s ease, filter .15s ease, box-shadow .15s ease, background .15s ease; }
.btn:active{ transform: scale(.98); }
.btn-outline-warning:hover{ box-shadow: 0 0 0 .18rem rgba(212,175,55,.18); }

.navbar{
  backdrop-filter: blur(10px);
}

.kpi-card{
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.35));
  border: 1px solid rgba(212,175,55,.12);
  box-shadow: var(--sasa-shadow);
}
.kpi-card .kpi-icon{
  width: 42px; height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(212,175,55,.12);
  border: 1px solid rgba(212,175,55,.15);
}

.qr-card{
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.qr-card:hover{
  transform: translateY(-2px);
  box-shadow: 0 14px 35px rgba(0,0,0,.35);
  border-color: rgba(212,175,55,.22) !important;
}

.qr-grid{ grid-template-columns: repeat(auto-fill, minmax(170px,1fr)); }

@media (max-width: 576px){
  .sasa-logo{ font-size: 36px; }
  .qr-grid{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .navbar .container{ gap: 10px; }
}

/* Fancy divider line */
.hr-gold{
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,.35), transparent);
  border: none;
  margin: 14px 0;
}

/* Toast */
.toast.bg-panel{
  background: rgba(0,0,0,.72) !important;
  border: 1px solid rgba(212,175,55,.14) !important;
}

/* Fullscreen scan */
.scan-stage{
  border-radius: 20px;
  border: 1px solid rgba(212,175,55,.14);
  background: rgba(0,0,0,.35);
  overflow: hidden;
}


/* === Mobile/Safari Perf === */
@media (max-width: 576px){
  /* reduce expensive effects on mobile */
  .card.bg-panel{ backdrop-filter: none !important; }
  .navbar{ backdrop-filter: none !important; }
  .card.bg-panel{ box-shadow: 0 10px 22px rgba(0,0,0,.35) !important; }
}

/* iOS Safari specific (rough) */
@supports (-webkit-touch-callout: none) {
  .card.bg-panel{ backdrop-filter: none !important; }
  .navbar{ backdrop-filter: none !important; }
}

/* Respect reduced motion (helps older iPhones + Safari) */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .animate__animated { animation: none !important; }
}


/* === Scan Result Modal === */
.result-modal .modal-content{
  border-radius: 22px;
  overflow: hidden;
}
.result-hero{
  padding: 22px 14px;
  text-align: center;
}
.result-title{
  font-weight: 900;
  letter-spacing: 2px;
  line-height: 1;
  font-size: clamp(44px, 12vw, 86px);
  text-transform: uppercase;
}
.result-sub{
  margin-top: 10px;
  font-size: 1rem;
  opacity: .9;
}
.result-chip{
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.25);
}
.result-details{
  border-top: 1px solid rgba(212,175,55,.12);
  padding: 14px;
  background: rgba(0,0,0,.18);
}
.result-details .mono{ font-size: .95rem; }

.result-valid .result-hero{
  background: radial-gradient(900px 400px at 20% 0%, rgba(0,255,120,.18), rgba(0,0,0,.6));
}
.result-valid .result-title{ color: #2ee57a; text-shadow: 0 0 24px rgba(46,229,122,.25); }

.result-notvalid .result-hero{
  background: radial-gradient(900px 400px at 20% 0%, rgba(255,0,80,.18), rgba(0,0,0,.6));
}
.result-notvalid .result-title{ color: #ff5576; text-shadow: 0 0 24px rgba(255,85,118,.25); }

.result-unknown .result-hero{
  background: radial-gradient(900px 400px at 20% 0%, rgba(212,175,55,.18), rgba(0,0,0,.6));
}
.result-unknown .result-title{ color: var(--sasa-gold); text-shadow: 0 0 24px rgba(212,175,55,.22); }