:root {
  --lacivert: #0b1220;
  --lacivert-2: #121c2e;
  --mavi: #0040fc;
  --mavi-koyu: #0031c4;
  --mavi-acik: #e8edff;
  --murekkep: #141a24;
  --gri: #5c6675;
  --gri-acik: #8a93a1;
  --cizgi: #e2e6ec;
  --zemin: #f6f7f9;
  --beyaz: #ffffff;
  --hata: #b42318;
  --hata-zemin: #fef3f2;
  --yesil: #067647;
  --yesil-zemin: #ecfdf3;
  --radius: 6px;
  --kap: 1180px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Public Sans", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--murekkep);
  background: var(--beyaz);
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0; font-weight: 700; letter-spacing: -0.01em; line-height: 1.2; }
p { margin: 0; }
a { color: inherit; }
button { font: inherit; }
.kap { max-width: var(--kap); margin: 0 auto; padding: 0 24px; }
[hidden] { display: none !important; }

.ustbaslik {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mavi);
  margin-bottom: 14px;
}

/* ---------- butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 11px 18px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  text-decoration: none;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn-birincil { background: var(--mavi); color: #fff; }
.btn-birincil:hover { background: var(--mavi-koyu); }
.btn-ikincil { background: #fff; color: var(--murekkep); border-color: var(--cizgi); }
.btn-ikincil:hover { border-color: var(--gri-acik); }
.btn-kucuk { padding: 9px 14px; font-size: 14px; background: var(--lacivert); color: #fff; }
.btn-kucuk:hover { background: var(--lacivert-2); }
.btn-buyuk { padding: 16px 24px; font-size: 16px; }
.btn:disabled { opacity: .55; cursor: wait; }
.btn:focus-visible, input:focus-visible, textarea:focus-visible, button:focus-visible { outline: 2px solid var(--mavi); outline-offset: 2px; }

/* ---------- üst ---------- */
.ust { border-bottom: 1px solid var(--cizgi); background: #fff; position: sticky; top: 0; z-index: 20; }
.ust-ic { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.marka img { width: 150px; height: auto; }
.ust-sag { display: flex; align-items: center; gap: 20px; }
.etiket { font-size: 13px; color: var(--gri); }

/* ---------- hero ---------- */
.hero { border-bottom: 1px solid var(--cizgi); background: linear-gradient(180deg, #fff 0%, var(--zemin) 100%); }
.hero-ic {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .9fr);
  gap: 64px;
  align-items: center;
  padding-top: 88px;
  padding-bottom: 88px;
}
.hero h1 { font-size: clamp(38px, 5vw, 60px); font-weight: 800; color: var(--lacivert); letter-spacing: -0.025em; }
.giris { margin-top: 24px; font-size: 18px; color: var(--gri); max-width: 560px; }
.giris strong { color: var(--murekkep); font-weight: 600; }
.hero-eylem { margin-top: 36px; }
.hero-not { margin-top: 14px; font-size: 13px; color: var(--gri-acik); }

.taahhut {
  background: var(--lacivert);
  color: #d6dbe6;
  border-radius: 10px;
  padding: 32px 32px 28px;
  border-top: 4px solid var(--mavi);
}
.taahhut-logo { width: 110px; margin-bottom: 26px; }
.taahhut h2 { color: #fff; font-size: 20px; margin-bottom: 18px; }
.taahhut ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.taahhut li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; font-size: 15px; line-height: 1.5; }
.taahhut li svg { width: 22px; height: 22px; color: #6b8cff; margin-top: 1px; }
.taahhut-dip { margin-top: 24px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12.5px; line-height: 1.55; color: #8d97ad; }

/* ---------- bölümler ---------- */
.bolum { padding: 80px 0; }
.bolum + .bolum { border-top: 1px solid var(--cizgi); }
.bolum-bas h2 { font-size: 30px; color: var(--lacivert); }
.bolum-bas { margin-bottom: 44px; }

.adimlar {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--cizgi);
}
.adimlar li { padding: 28px 28px 32px 0; border-bottom: 1px solid var(--cizgi); }
.adimlar li + li { border-left: 1px solid var(--cizgi); padding-left: 28px; }
.adimlar .no { display: block; font-size: 13px; font-weight: 600; color: var(--mavi); letter-spacing: .08em; margin-bottom: 18px; }
.adimlar h3 { font-size: 18px; margin-bottom: 10px; }
.adimlar p { color: var(--gri); font-size: 15px; }

.turler { background: var(--zemin); }
.tur-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--cizgi); border: 1px solid var(--cizgi); }
.tur-izgara article { background: #fff; padding: 28px; min-height: 170px; }
.tur-izgara h3 { font-size: 17px; margin-bottom: 10px; }
.tur-izgara p { color: var(--gri); font-size: 14.5px; }
.tur-cta { display: flex; flex-direction: column; justify-content: center; gap: 16px; background: var(--lacivert) !important; }
.tur-cta p { color: #c9d1e0 !important; font-size: 16px !important; }
.tur-cta .btn { align-self: flex-start; }

/* ---------- alt ---------- */
.alt { border-top: 1px solid var(--cizgi); padding: 32px 0; }
.alt-ic { display: flex; align-items: center; gap: 24px; font-size: 13px; color: var(--gri); }
.alt-ic img { width: 96px; }
.alt-link { margin-left: auto; color: var(--gri); text-decoration: none; }
.alt-link:hover { color: var(--murekkep); text-decoration: underline; }

/* ---------- çekmece ---------- */
.ortu { position: fixed; inset: 0; background: rgba(11, 18, 32, .55); z-index: 40; }
.cekmece {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(560px, 100%);
  background: #fff;
  z-index: 50;
  display: flex; flex-direction: column;
  box-shadow: -12px 0 40px rgba(11, 18, 32, .18);
  transform: translateX(0);
  animation: kay .25s ease;
}
@keyframes kay { from { transform: translateX(24px); opacity: 0; } to { transform: none; opacity: 1; } }
.cekmece-ust {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
  padding: 28px 32px 20px; border-bottom: 1px solid var(--cizgi);
}
.cekmece-ust h2 { font-size: 21px; color: var(--lacivert); }
.cekmece-ust .ustbaslik { margin-bottom: 8px; }
.kapat { background: none; border: 1px solid var(--cizgi); border-radius: 6px; width: 38px; height: 38px; display: grid; place-items: center; cursor: pointer; color: var(--gri); flex: none; }
.kapat:hover { color: var(--murekkep); border-color: var(--gri-acik); }
.cekmece-govde { padding: 24px 32px 40px; overflow-y: auto; flex: 1; }

.uyari {
  display: grid; grid-template-columns: 20px 1fr; gap: 12px;
  background: var(--mavi-acik); color: #1b2a5e;
  border-left: 3px solid var(--mavi);
  padding: 14px 16px; border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 14px; line-height: 1.55; margin-bottom: 28px;
}
.uyari svg { color: var(--mavi); margin-top: 1px; }

.alan { margin-bottom: 22px; border: 0; padding: 0; min-width: 0; }
.alan > label, .alan legend { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 8px; color: var(--murekkep); }
.istege { font-weight: 400; color: var(--gri-acik); }
.alan input[type="text"], .alan textarea {
  width: 100%; border: 1px solid var(--cizgi); border-radius: var(--radius);
  padding: 11px 13px; font: inherit; font-size: 15px; color: var(--murekkep); background: #fff;
  transition: border-color .15s;
}
.alan input[type="text"]:focus, .alan textarea:focus { border-color: var(--mavi); outline: none; box-shadow: 0 0 0 3px rgba(0,64,252,.12); }
.alan textarea { resize: vertical; min-height: 160px; line-height: 1.55; }
.alan-alt { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--gri-acik); margin-top: 6px; }

.secenekler { display: flex; flex-wrap: wrap; gap: 8px; }
.secenekler label { position: relative; }
.secenekler input { position: absolute; opacity: 0; inset: 0; }
.secenekler span {
  display: inline-block; padding: 9px 14px; border: 1px solid var(--cizgi); border-radius: 999px;
  font-size: 14px; font-weight: 500; color: var(--murekkep); cursor: pointer; background: #fff;
}
.secenekler input:checked + span { background: var(--lacivert); border-color: var(--lacivert); color: #fff; }
.secenekler input:focus-visible + span { outline: 2px solid var(--mavi); outline-offset: 2px; }

.guvenlik-satir { display: flex; align-items: stretch; gap: 8px; }
.soru {
  display: inline-flex; align-items: center; padding: 0 16px; min-width: 120px;
  background: var(--zemin); border: 1px solid var(--cizgi); border-radius: var(--radius);
  font-weight: 700; font-size: 17px; letter-spacing: .02em; color: var(--lacivert); white-space: nowrap;
}
.guvenlik-satir input { width: 120px !important; flex: none; }
.yenile { width: 44px; border: 1px solid var(--cizgi); background: #fff; border-radius: var(--radius); cursor: pointer; color: var(--gri); display: grid; place-items: center; }
.yenile:hover { color: var(--mavi); border-color: var(--mavi); }
.ipucu { font-size: 12.5px; color: var(--gri-acik); margin-top: 8px; }

.tuzak { position: absolute; left: -9999px; top: -9999px; height: 0; overflow: hidden; }

.form-hata { background: var(--hata-zemin); color: var(--hata); border: 1px solid #fecdca; border-radius: var(--radius); padding: 11px 14px; font-size: 14px; margin-bottom: 18px; }
.form-eylem { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 8px; }

.sonuc { padding-top: 8px; }
.sonuc-ikon { width: 56px; height: 56px; border-radius: 50%; background: var(--yesil-zemin); color: var(--yesil); display: grid; place-items: center; margin-bottom: 20px; }
.sonuc h3 { font-size: 22px; color: var(--lacivert); margin-bottom: 10px; }
.sonuc > p { color: var(--gri); font-size: 15px; }
.kod-kutu { margin: 24px 0 6px; border: 1px solid var(--cizgi); border-radius: var(--radius); padding: 16px 18px; display: flex; flex-direction: column; gap: 4px; background: var(--zemin); }
.kod-etiket { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: var(--gri-acik); font-weight: 600; }
.kod { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: 24px; font-weight: 700; color: var(--lacivert); letter-spacing: .06em; }
.sonuc .form-eylem { margin-top: 26px; }

body.kilit { overflow: hidden; }

/* ---------- duyarlı ---------- */
@media (max-width: 960px) {
  .hero-ic { grid-template-columns: 1fr; gap: 40px; padding-top: 56px; padding-bottom: 56px; }
  .adimlar { grid-template-columns: 1fr; }
  .adimlar li + li { border-left: 0; padding-left: 0; }
  .tur-izgara { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .kap { padding: 0 16px; }
  .ust-ic { height: 64px; }
  .marka img { width: 120px; }
  .etiket { display: none; }
  .bolum { padding: 56px 0; }
  .bolum-bas h2 { font-size: 24px; }
  .tur-izgara { grid-template-columns: 1fr; }
  .taahhut { padding: 24px 22px; }
  .cekmece-ust, .cekmece-govde { padding-left: 20px; padding-right: 20px; }
  .alt-ic { flex-wrap: wrap; }
  .btn-buyuk { width: 100%; justify-content: center; }
}