:root {
  --lacivert: #0A2A4A;
  --mavi: #1E8FC0;
  --acik-mavi: #CDEAF7;
  --zemin: #F2F6FA;
  --kart: #FFFFFF;
  --yazi: #13263A;
  --soluk: #5B6B7C;
  --cizgi: #D5DEE8;
  --yesil: #1E8E4E;
  --yesil-zemin: #E3F5EA;
  --kirmizi: #C8291F;
  --kirmizi-zemin: #FDE8E6;
  --sari-zemin: #FFF4D6;
  --sari: #8A6200;
  --radius: 16px;
  --dokunma: 52px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.45;
  color: var(--yazi);
  background: var(--zemin);
  padding-bottom: env(safe-area-inset-bottom);
}

.ust {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; padding-top: calc(10px + env(safe-area-inset-top));
  background: #fff; border-bottom: 1px solid var(--cizgi);
}
.ust-logo { height: 36px; width: auto; }
.ust-baslik {
  margin-left: auto; font-weight: 700; color: var(--mavi);
  font-size: 15px; letter-spacing: .04em; text-transform: uppercase;
}

main { max-width: 560px; margin: 0 auto; padding: 16px; }

.kart {
  background: var(--kart); border-radius: var(--radius);
  padding: 18px 16px; margin-bottom: 14px;
  box-shadow: 0 1px 3px rgba(10, 42, 74, .08);
}
h1 { margin: 0 0 6px; font-size: 24px; color: var(--lacivert); }
h2 { margin: 0 0 12px; font-size: 18px; color: var(--lacivert); }
.istege-bagli { font-weight: 400; color: var(--soluk); font-size: 15px; }
.aciklama { margin: 0 0 14px; color: var(--soluk); }
.ipucu { margin: 8px 0 0; color: var(--soluk); font-size: 15px; }
.ortali { text-align: center; }

.uyari {
  margin: 0 0 12px; padding: 12px 14px; border-radius: 12px;
  background: var(--kirmizi-zemin); color: var(--kirmizi); font-weight: 600;
}

/* Düğmeler */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: var(--dokunma); padding: 12px 18px;
  border: 2px solid transparent; border-radius: 14px;
  font: inherit; font-weight: 700; cursor: pointer; text-align: center;
  -webkit-tap-highlight-color: transparent; user-select: none;
  transition: transform .05s, background .15s, opacity .15s;
}
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-ana { background: var(--lacivert); color: #fff; }
.btn-ana:hover { background: #0d3560; }
.btn-ikincil { background: #fff; color: var(--lacivert); border-color: var(--lacivert); }
.btn-buyuk { min-height: 60px; font-size: 19px; }
.btn-tam { width: 100%; margin-top: 10px; }
.btn.gri { background: #8A97A5; }
.btn:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid var(--mavi); outline-offset: 2px;
}

.foto-butonlar { display: grid; grid-template-columns: 1.4fr 1fr; gap: 10px; }
.foto-butonlar .btn { width: 100%; position: relative; overflow: hidden; }
/* Dosya seçici: iOS Safari display:none olanı açmayabildiği için görünmez ama yerinde */
.gizli-girdi { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; font-size: 0; }

.onizleme {
  margin-bottom: 12px; border-radius: 12px; overflow: hidden;
  background: var(--zemin); display: flex; justify-content: center;
}
.onizleme img { max-height: 220px; max-width: 100%; display: block; }

/* Alanlar */
.alan { display: block; margin-top: 4px; }
.etiket { display: block; font-weight: 600; margin-bottom: 6px; font-size: 15px; }
input[type="text"], input[type="password"], textarea {
  width: 100%; min-height: var(--dokunma);
  padding: 12px 14px; border: 2px solid var(--cizgi); border-radius: 12px;
  font: inherit; font-size: 20px; color: var(--yazi); background: #fff;
}
input:focus, textarea:focus { border-color: var(--mavi); outline: none; }
textarea { font-size: 16px; resize: vertical; }
.para-girdi { position: relative; display: block; }
.para-girdi input { padding-right: 44px; font-weight: 700; font-size: 24px; }
.son-ek {
  position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
  font-size: 22px; font-weight: 700; color: var(--soluk); pointer-events: none;
}
#pin-input { font-size: 28px; letter-spacing: .3em; text-align: center; }

/* Çipler */
.cipler { display: flex; flex-wrap: wrap; gap: 10px; }
.cip { position: relative; }
.cip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.cip span {
  display: inline-flex; align-items: center; min-height: 48px; padding: 10px 16px;
  border: 2px solid var(--cizgi); border-radius: 999px;
  font-weight: 600; background: #fff; cursor: pointer; user-select: none;
}
.cip input:checked + span { background: var(--lacivert); border-color: var(--lacivert); color: #fff; }
.cip input:checked + span::before { content: "✓"; margin-right: 6px; }
.cip input:focus-visible + span { outline: 3px solid var(--mavi); outline-offset: 2px; }
#eski-alan { margin-top: 14px; }

/* Format segmenti */
.segment { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 2px solid var(--lacivert); border-radius: 14px; overflow: hidden; }
.segment label { position: relative; }
.segment input { position: absolute; opacity: 0; }
.segment span {
  display: flex; align-items: center; justify-content: center; min-height: var(--dokunma);
  font-weight: 700; color: var(--lacivert); cursor: pointer;
}
.segment input:checked + span { background: var(--lacivert); color: #fff; }
.segment input:focus-visible + span { outline: 3px solid var(--mavi); outline-offset: -4px; }

.daha-fazla { margin-top: 14px; }
.daha-fazla summary {
  min-height: 48px; display: flex; align-items: center;
  font-weight: 600; color: var(--mavi); cursor: pointer;
}

/* Sonuç */
.sonuc-kart { padding: 12px; }
.sonuc-img {
  display: block; width: 100%; height: auto; border-radius: 10px;
  background: var(--zemin); -webkit-touch-callout: default;
}
.serit {
  margin-bottom: 10px; padding: 12px 14px; border-radius: 10px; font-weight: 700;
}
.serit.bekliyor { background: var(--acik-mavi); color: var(--lacivert); }
.serit.dogru { background: var(--yesil-zemin); color: var(--yesil); }
.serit.yanlis { background: var(--kirmizi-zemin); color: var(--kirmizi); }
.serit.bilinmiyor { background: var(--sari-zemin); color: var(--sari); }
.ikili { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.ikili .btn { width: 100%; }

/* Geçmiş */
.gecmis-liste { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.gecmis-liste button {
  padding: 0; border: 3px solid transparent; border-radius: 10px; overflow: hidden;
  background: var(--zemin); cursor: pointer; aspect-ratio: 4 / 5; min-height: 48px;
}
.gecmis-liste button.secili { border-color: var(--mavi); }
.gecmis-liste img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Hata */
.hata-ikon {
  width: 64px; height: 64px; margin: 4px auto 12px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--kirmizi-zemin); color: var(--kirmizi); font-size: 36px; font-weight: 800;
}

/* Bekleme */
.bekleme {
  position: fixed; inset: 0; z-index: 20;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  background: rgba(10, 42, 74, .92); color: #fff; text-align: center;
}
.bekleme-kutu { max-width: 320px; }
.donen {
  width: 64px; height: 64px; margin: 0 auto 20px; border-radius: 50%;
  border: 6px solid rgba(255, 255, 255, .25); border-top-color: #fff;
  animation: don 1s linear infinite;
}
@keyframes don { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .donen { animation-duration: 3s; } }
.bekleme-baslik { font-size: 22px; font-weight: 800; margin: 0 0 8px; }
.bekleme-alt { margin: 0; opacity: .85; }
.bekleme-sure { margin: 16px 0 0; font-variant-numeric: tabular-nums; opacity: .7; }

.kaydet-not { padding: 10px 12px; border-radius: 10px; background: var(--acik-mavi); color: var(--lacivert); font-weight: 600; }
.alt-baslik { margin-top: 18px; font-size: 16px; }