:root {
  --kirmizi: #e3001b;
  --kirmizi-koyu: #b80016;
  --zemin: #f4f6f9;
  --kart: #ffffff;
  --cizgi: #e5e7eb;
  --yazi: #1f2937;
  --soluk: #6b7280;
  --iyi: #15803d;
  --iyi-zemin: #dcfce7;
  --uyari: #b45309;
  --uyari-zemin: #fef3c7;
  --kotu: #b91c1c;
  --kotu-zemin: #fee2e2;
  --gri-zemin: #f3f4f6;
  --yaricap: 10px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--zemin);
  color: var(--yazi);
  font: 15px/1.55 "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--kirmizi-koyu); }
code, pre, textarea.pem, .mono { font-family: Consolas, "Cascadia Mono", Menlo, monospace; font-size: 13px; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .6em; }
h1 { font-size: 22px; }
h2 { font-size: 18px; }
h3 { font-size: 15px; }

/* üst bant */
.ust { background: #fff; border-bottom: 4px solid var(--kirmizi); }
.ust-ic {
  max-width: 1120px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.ust img.logo { height: 44px; width: auto; display: block; }
.ust-baslik { font-weight: 600; font-size: 17px; padding-left: 14px; border-left: 2px solid var(--cizgi); }
.ust-sag { margin-left: auto; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.ust-sag a { text-decoration: none; }
.ust-sag form { margin: 0; }

main { width: 100%; max-width: 1120px; margin: 24px auto; padding: 0 16px; flex: 1; }
main.dar { max-width: 520px; }
.alt { text-align: center; color: var(--soluk); font-size: 13px; padding: 18px 16px 24px; }

/* kart */
.kart {
  background: var(--kart); border: 1px solid var(--cizgi); border-radius: var(--yaricap);
  padding: 20px; margin-bottom: 18px; box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.kart > :last-child { margin-bottom: 0; }
.kart-ust { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.aciklama { color: var(--soluk); margin-top: -4px; }

/* formlar */
.alan { display: block; font-weight: 600; margin: 14px 0 6px; }
.alan small { font-weight: 400; color: var(--soluk); }
input[type=text], input[type=password], textarea, select {
  width: 100%; padding: 9px 11px; border: 1px solid #cbd5e1; border-radius: 8px;
  font: inherit; background: #fff; color: inherit;
}
input:focus, textarea:focus, select:focus { outline: 2px solid rgba(227,0,27,.25); border-color: var(--kirmizi); }
textarea { resize: vertical; }
textarea.pem { min-height: 150px; white-space: pre; overflow: auto; background: #fafafa; }
.secim { display: flex; gap: 8px; align-items: center; margin: 6px 0; font-weight: 400; }
.secim input { width: auto; }

.dugme, button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--kirmizi);
  background: var(--kirmizi); color: #fff; font: inherit; font-weight: 600;
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.dugme:hover, button:hover { background: var(--kirmizi-koyu); border-color: var(--kirmizi-koyu); }
.dugme.ikincil, button.ikincil { background: #fff; color: var(--yazi); border-color: #cbd5e1; font-weight: 500; }
.dugme.ikincil:hover, button.ikincil:hover { background: var(--gri-zemin); }
.dugme.kucuk, button.kucuk { padding: 4px 10px; font-size: 13px; }
button.tehlike { background: #fff; color: var(--kotu); border-color: var(--kotu); }
.satir-dugmeler { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

/* bildirim kutuları */
.kutu { border-radius: 8px; padding: 12px 14px; margin: 12px 0; border: 1px solid; }
.kutu.bilgi { background: #eff6ff; border-color: #bfdbfe; }
.kutu.uyari { background: var(--uyari-zemin); border-color: #fcd34d; }
.kutu.kotu { background: var(--kotu-zemin); border-color: #fca5a5; }
.kutu.iyi { background: var(--iyi-zemin); border-color: #86efac; }
.kutu p { margin: .3em 0; }

/* rozetler */
.rozet { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12.5px; font-weight: 600; white-space: nowrap; }
.rozet.iyi { background: var(--iyi-zemin); color: var(--iyi); }
.rozet.uyari { background: var(--uyari-zemin); color: var(--uyari); }
.rozet.kotu { background: var(--kotu-zemin); color: var(--kotu); }
.rozet.gri { background: var(--gri-zemin); color: var(--soluk); }
.rozet.buyuk { font-size: 14px; padding: 4px 12px; }

/* bilgi listesi */
dl.bilgi { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 12px 0 0; }
dl.bilgi dt { color: var(--soluk); }
dl.bilgi dd { margin: 0; overflow-wrap: anywhere; }

/* tablolar */
.tablo-kap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--cizgi); vertical-align: top; }
th { color: var(--soluk); font-weight: 600; font-size: 12.5px; text-transform: uppercase; letter-spacing: .03em; }
tr:last-child td { border-bottom: 0; }
td .rozet + .rozet { margin-left: 4px; }
.adres-satiri { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; margin: 2px 0; }
.soluk { color: var(--soluk); }
.orta { text-align: center; }
.sag { text-align: right; }
.bosluk-yok { margin: 0; }
.kucuk-yazi { font-size: 13px; }

/* sekmeler (JS gerektirmez) */
.sekmeler { margin-top: 8px; }
.sekmeler > input { position: absolute; opacity: 0; pointer-events: none; }
.sekmeler > label {
  display: inline-block; padding: 8px 14px; margin: 0 4px 6px 0; border: 1px solid var(--cizgi);
  border-radius: 8px; cursor: pointer; background: #fff; font-weight: 600; font-size: 14px;
}
.sekmeler > input:focus-visible + label { outline: 2px solid var(--kirmizi); }
.sekmeler > input:checked + label { background: var(--kirmizi); color: #fff; border-color: var(--kirmizi); }
.sekmeler > .sekme { display: none; border-top: 1px solid var(--cizgi); padding-top: 14px; margin-top: 6px; }
.sekmeler > input:nth-of-type(1):checked ~ .sekme:nth-of-type(1),
.sekmeler > input:nth-of-type(2):checked ~ .sekme:nth-of-type(2),
.sekmeler > input:nth-of-type(3):checked ~ .sekme:nth-of-type(3),
.sekmeler > input:nth-of-type(4):checked ~ .sekme:nth-of-type(4) { display: block; }

ol.adimlar { padding-left: 20px; }
ol.adimlar > li { margin-bottom: 14px; }
pre {
  background: #0f172a; color: #e2e8f0; padding: 12px 14px; border-radius: 8px;
  overflow-x: auto; margin: 8px 0; white-space: pre;
}
.kod-kap { position: relative; }
.kod-kap > button { position: absolute; top: 6px; right: 6px; }

.dosyalar td:first-child { width: 42%; }
.izgara { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.sayac { font-size: 26px; font-weight: 700; }
.anahtar-goster {
  font: 600 15px Consolas, Menlo, monospace; background: var(--gri-zemin); border: 1px dashed #94a3b8;
  border-radius: 8px; padding: 12px; overflow-wrap: anywhere; user-select: all;
}
.sonuc[hidden] { display: none; }
.durum { margin: 8px 0 0; font-weight: 600; }
.durum.iyi { color: var(--iyi); }
.durum.kotu { color: var(--kotu); }

@media (max-width: 640px) {
  .ust-baslik { border-left: 0; padding-left: 0; }
  dl.bilgi { grid-template-columns: 1fr; gap: 0; }
  dl.bilgi dd { margin-bottom: 8px; }
  .kart { padding: 16px; }
}