/* ══════════════════════════════════════════════════════════
   ÇOCUK ZİHİN AKADEMİ — herkese açık sayfalar
   Ana sayfa, Merak ettiklerin, KVKK.
   Panel ve anket arayüzü ayrı stildedir (css/style.css).
   ══════════════════════════════════════════════════════════ */

:root {
  --zemin:        #F6F4EF;
  --zemin-koyu:   #EFECE5;
  --petrol:       #1B323C;
  --kiremit:      #A4512F;
  --kiremit-acik: #C46A45;
  --metin:        #3F4D55;
  --metin-soluk:  #5E6A70;
  --cizgi:        #DDD8CD;
  --kart-cizgi:   #E2DED4;
  --beyaz:        #FFFFFF;

  --govde:   'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --baslik:  'Source Serif 4', Georgia, 'Times New Roman', serif;

  --genislik: 1100px;
  --okuma:    760px;
  --yan:      24px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--govde);
  font-size: 18px;
  line-height: 1.62;
  color: var(--metin);
  background: var(--zemin);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }

h1, h2, h3 { font-family: var(--baslik); font-weight: 400; color: var(--petrol); }

/* ── Kabuk ── */
.sarmal {
  width: 100%;
  max-width: var(--genislik);
  margin: 0 auto;
  padding-left: var(--yan);
  padding-right: var(--yan);
}

.govde { flex: 1 0 auto; }

/* ── Logo ── */
.marka {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  text-decoration: none;
  min-height: 44px;
}
.marka-logo {
  display: block;
  width: 300px;      /* görsel kırpılmış: ölçü tamamen logoya gidiyor */
  height: auto;
  max-width: 100%;
}
@media (max-width: 860px) {
  .marka-logo { width: 240px; }
}

@media (max-width: 560px) {
  .marka-logo { width: 200px; }
}

/* ── Üst bar ── */
.ust {
  padding: 10px 0 26px;
}
.ust-ic {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
/* Yatay menü — altında tek sürekli kiremit çizgi.
   Aktif sayfa o çizginin üstüne binen kalın bir parçayla işaretlenir. */
.ust-menu {
  display: flex;
  align-items: flex-end;
  gap: 28px;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(164,81,47,0.45);
}
.ust-menu-oge {
  font-size: 16px;
  font-weight: 500;
  color: var(--metin);
  text-decoration: none;
  padding: 11px 0 9px;
  margin-bottom: -1px;
  border-bottom: 2px solid transparent;
}
.ust-menu-oge:hover { color: var(--petrol); }
.ust-menu-oge.acik {
  color: var(--petrol);
  font-weight: 600;
  border-bottom-color: var(--kiremit);
}

@media (max-width: 860px) {
  .ust-menu { gap: 18px; }
  .ust-menu-oge { font-size: 15px; }
}

@media (max-width: 560px) {
  .ust-ic { gap: 10px; }
  .ust-menu { gap: 14px; width: 100%; }
}

/* ── Ana sayfa ── */
.giris-ekran {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 0 72px;
}

/* Sloganın üstündeki ürün adı */
.urun-adi {
  font-family: var(--govde);
  font-size: 18px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--kiremit);
  margin-bottom: 20px;
}

.ana-baslik {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 820px;
  margin-bottom: 24px;
}
.ana-baslik em { font-style: normal; color: var(--kiremit); }

.ana-alt {
  font-size: 20px;
  max-width: 620px;
  margin-bottom: 44px;
}

/* ── Bilgi kartları ── */
.kartlar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 44px;
}
.kart {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--beyaz);
  border: 1px solid var(--kart-cizgi);
  border-radius: 14px;
  padding: 22px;
}
.kart-daire {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--petrol);
  color: var(--zemin);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 600;
}
.kart-daire svg { width: 20px; height: 20px; }
.kart-baslik {
  font-family: var(--govde);
  font-size: 17px;
  font-weight: 600;
  color: var(--petrol);
  margin-bottom: 4px;
}
.kart-metin { font-size: 16px; line-height: 1.55; }

/* ── Buton ── */
.dugme-satir {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.dugme {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--petrol);
  color: var(--zemin);
  font-family: var(--govde);
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;
  padding: 18px 40px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}
.dugme:hover { background: #142730; }
.dugme-not { font-size: 16px; color: var(--metin-soluk); }

/* ── İç sayfa ── */
.okuma { max-width: var(--okuma); margin: 0 auto; padding: 8px 0 72px; }

.etiket {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--kiremit);
  margin-bottom: 18px;
}

.ic-baslik {
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.ic-giris { font-size: 20px; margin-bottom: 44px; }

.sss { margin-bottom: 0; }
.sss-blok {
  border-top: 1px solid var(--cizgi);
  padding: 32px 0;
}
.sss-blok:last-child { border-bottom: 1px solid var(--cizgi); }
.sss-baslik {
  font-family: var(--govde);
  font-size: 22px;
  font-weight: 600;
  color: var(--petrol);
  margin-bottom: 10px;
}

/* ── Veli kutusu ── */
.veli-kutu {
  background: var(--beyaz);
  border: 1px solid var(--kart-cizgi);
  border-radius: 14px;
  padding: 28px;
  margin-top: 56px;
}
.veli-baslik {
  font-family: var(--govde);
  font-size: 20px;
  font-weight: 600;
  color: var(--petrol);
  margin-bottom: 14px;
}
.veli-liste { list-style: none; }
.veli-liste li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 17px;
}
.veli-liste li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--kiremit-acik);
}
.veli-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 17px;
  font-weight: 500;
  color: var(--kiremit);
  text-decoration: none;
  padding: 8px 0;
}
.veli-link:hover { text-decoration: underline; }

/* ── Alt bar ── */
.alt {
  flex-shrink: 0;
  border-top: 1px solid var(--cizgi);
  padding: 22px 0 28px;
}
.alt-ic {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 15px;
  color: var(--metin-soluk);
}
.alt-baglantilar {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.alt-baglantilar a {
  color: var(--metin-soluk);
  text-decoration: none;
  padding: 11px 0;
}
.alt-baglantilar a:hover { color: var(--petrol); }

@media (max-width: 640px) {
  body { font-size: 17px; }
  .ana-alt, .ic-giris { font-size: 18px; }
  .urun-adi { font-size: 15px; letter-spacing: 0.12em; margin-bottom: 14px; }
  .dugme { width: 100%; justify-content: center; }
  .dugme-satir { gap: 14px; }
  .alt-ic { flex-direction: column; align-items: flex-start; gap: 4px; }
  .alt-baglantilar { flex-direction: column; align-items: flex-start; gap: 0; }
}


/* ══════════════════════════════════════════════════════════
   FORM SAYFALARI — giriş, şifre oluşturma
══════════════════════════════════════════════════════════ */
.form-alan {
  max-width: 460px;
  margin: 0 auto;
  padding: 24px 0 80px;
}

.form-kart {
  background: var(--beyaz);
  border: 1px solid var(--kart-cizgi);
  border-radius: 14px;
  padding: 28px;
}

.alan { margin-bottom: 20px; }

.alan label {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--petrol);
  margin-bottom: 8px;
}

.alan input {
  width: 100%;
  font-family: var(--govde);
  font-size: 17px;
  color: var(--metin);
  background: var(--zemin);
  border: 1px solid var(--cizgi);
  border-radius: 10px;
  padding: 14px 16px;
  outline: none;
}
.alan input:focus {
  border-color: var(--petrol);
  box-shadow: 0 0 0 3px rgba(27,50,60,0.10);
}

.onay {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  color: var(--metin);
  cursor: pointer;
  padding: 6px 0 20px;
}
.onay input {
  width: 18px;
  height: 18px;
  accent-color: var(--petrol);
  cursor: pointer;
}

.form-kart .dugme {
  width: 100%;
  justify-content: center;
  font-size: 18px;
  padding: 16px 28px;
}

.form-alt-baglanti {
  display: block;
  text-align: center;
  margin-top: 18px;
  font-size: 16px;
  color: var(--kiremit);
  text-decoration: none;
  padding: 10px 0;
}
.form-alt-baglanti:hover { text-decoration: underline; }

/* Bildirim kutuları */
.uyari-kutu {
  background: var(--zemin-koyu);
  border: 1px solid var(--cizgi);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 16px;
  margin-bottom: 20px;
}
.uyari-kutu--hata {
  background: #FBEDE8;
  border-color: #E8C7B9;
  color: #8E3F21;
}