/* ==========================================================================
   Üye Ol — Üyelik Başvuru Formu stilleri  (ub-)
   Tasarım dili diğer bölüm sayfalarıyla tutarlıdır (kt- referans alınmıştır).

   Bölümler:
     1. Hero            (ub-hero)
     2. Süreç adımları  (ub-surec)
     3. Form kutusu     (ub-form)
     4. Özel elemanlar  (ub-kvkk, ub-captcha, ub-bilgi-notu)
     5. Responsive
   ========================================================================== */

/* ============================================================
   1. HERO
   ============================================================ */

.ub-hero {
  position: relative;
  padding-block: clamp(4rem, 8vw, 6.5rem) clamp(4.5rem, 9vw, 7rem);
  color: #fff;
  overflow: hidden;
  text-align: center;
  background-image:
    radial-gradient(50rem 28rem at 10% -8%, rgba(75, 156, 206, 0.28), transparent 60%),
    radial-gradient(36rem 22rem at 88% 110%, rgba(180, 96, 123, 0.20), transparent 55%),
    linear-gradient(140deg, var(--bordo-800) 0%, var(--bordo-700) 45%, var(--mavi-800) 100%);
}

.ub-hero__baslik {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  color: #fff;
}

.ub-hero__baslik span {
  font-weight: 400;
}

.ub-hero__ayrac {
  display: block;
  width: 3rem;
  height: 4px;
  border-radius: 3px;
  background: var(--degrade-marka);
  margin: 0 auto 1.5rem;
}

.ub-hero__aciklama {
  font-size: var(--olcek-lg);
  color: rgba(255, 255, 255, 0.75);
  max-width: 44rem;
  line-height: 1.65;
  margin: 0 auto;
}

/* ============================================================
   2. SÜREÇ ADIMLARI
   ============================================================ */

.ub-surec {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--bosluk-4, 1rem);
  padding: 2rem var(--bosluk-6, 1.5rem);
  background: var(--bordo-50);
  border-bottom: 1px solid var(--bordo-100);
}

.ub-surec__adim {
  display: flex;
  align-items: center;
  gap: var(--bosluk-3, 0.75rem);
  font-size: var(--olcek-sm);
  font-weight: 600;
  color: var(--bordo-700);
  white-space: nowrap;
}

.ub-surec__adim svg {
  width: 1.2rem;
  height: 1.2rem;
  color: var(--bordo-500);
  flex-shrink: 0;
}

.ub-surec__ayrac {
  color: var(--bordo-300);
  font-size: 1.1rem;
  font-weight: 300;
  line-height: 1;
}

/* ============================================================
   3. FORM BÖLGESİ
   ============================================================ */

.ub-alan {
  padding-block: clamp(3.5rem, 7vw, 5.5rem);
  background: #f8f9fb;
}

.ub-kutu {
  max-width: 52rem;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--yuvarlak-xl, 1.25rem);
  padding: clamp(2rem, 5vw, 3.5rem);
  box-shadow:
    0 1px 3px rgba(74, 25, 39, 0.05),
    0 8px 32px rgba(74, 25, 39, 0.09);
}

/* Bildirim kutuları */
.ub-bildiri {
  display: flex;
  align-items: flex-start;
  gap: var(--bosluk-3, 0.75rem);
  padding: var(--bosluk-4, 1rem) var(--bosluk-5, 1.25rem);
  border-radius: var(--yuvarlak-lg, 0.75rem);
  font-size: var(--olcek-sm);
  line-height: 1.5;
  margin-bottom: 2rem;
}

.ub-bildiri svg {
  width: 1.3rem;
  height: 1.3rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.ub-bildiri strong {
  display: block;
  font-weight: 700;
  font-size: var(--olcek-base);
  margin-bottom: 0.15rem;
}

.ub-bildiri p { margin: 0; opacity: 0.85; }

.ub-bildiri--basarili {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.ub-bildiri--hata {
  background: #fff1f2;
  color: var(--bordo-700);
  border: 1px solid var(--bordo-200);
}

.ub-bildiri--uyari {
  background: #fffbeb;
  color: #92400e;
  border: 1px solid #fcd34d;
}

/* Form iskelet */
.ub-form {
  display: flex;
  flex-direction: column;
  gap: var(--bosluk-5, 1.25rem);
}

.ub-form__alan {
  display: flex;
  flex-direction: column;
  gap: var(--bosluk-2, 0.5rem);
}

.ub-form__etiket {
  font-size: var(--olcek-sm);
  font-weight: 600;
  color: var(--bordo-800);
}

.ub-form__zorunlu {
  color: var(--bordo-500);
  margin-left: 2px;
}

/* Input & select ortak */
.ub-form__girdi {
  width: 100%;
  padding: 0.7rem 0.95rem;
  border: 1.5px solid #d1d9e0;
  border-radius: var(--yuvarlak-md, 8px);
  font-size: var(--olcek-base);
  font-family: inherit;
  color: #1a2332;
  background: #fff;
  outline: none;
  transition:
    border-color var(--gecis-hizli, 150ms ease),
    box-shadow   var(--gecis-hizli, 150ms ease);
  -webkit-appearance: none;
  appearance: none;
  box-sizing: border-box;
}

.ub-form__girdi::placeholder {
  color: #9aabba;
}

.ub-form__girdi:focus {
  border-color: var(--mavi-400);
  box-shadow: 0 0 0 3px rgba(75, 156, 206, 0.16);
}

.ub-form__girdi:invalid:not(:placeholder-shown) {
  border-color: var(--bordo-400);
}

/* Select ok işareti */
.ub-form__secim {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235f2132' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* Input geçerli durumu */
.ub-form__girdi--gecerli {
  border-color: #22c55e;
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.12);
}

/* Input hatalı durumu */
.ub-form__girdi--hatali {
  border-color: var(--bordo-500) !important;
  box-shadow: 0 0 0 3px rgba(142, 58, 83, 0.14) !important;
}

/* Hata mesajı */
.ub-form__hata {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--bordo-600);
  margin-top: 0.25rem;
  line-height: 1.4;
  min-height: 1rem;
}

/* Telefon — prefix grubu */
.ub-form__telefon-grup {
  display: flex;
  gap: 0;
}

.ub-form__telefon-prefix {
  display: flex;
  align-items: center;
  padding: 0 0.9rem;
  background: var(--bordo-50);
  border: 1.5px solid #d1d9e0;
  border-right: none;
  border-radius: var(--yuvarlak-md, 8px) 0 0 var(--yuvarlak-md, 8px);
  font-size: var(--olcek-base);
  font-weight: 600;
  color: var(--bordo-700);
  white-space: nowrap;
  user-select: none;
}

.ub-form__telefon-grup .ub-form__girdi {
  border-radius: 0 var(--yuvarlak-md, 8px) var(--yuvarlak-md, 8px) 0;
}

/* ============================================================
   4. ÖZEL ELEMANLAR
   ============================================================ */

/* KVKK onay satırı */
.ub-kvkk {
  display: flex;
  align-items: flex-start;
  gap: var(--bosluk-3, 0.75rem);
  padding: var(--bosluk-4, 1rem);
  background: var(--bordo-50);
  border: 1.5px solid var(--bordo-100);
  border-radius: var(--yuvarlak-md, 8px);
}

.ub-kvkk__kutu {
  width: 1.15rem;
  height: 1.15rem;
  border: 1.5px solid var(--bordo-400);
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 0.15rem;
  cursor: pointer;
  accent-color: var(--bordo-600);
}

.ub-kvkk__etiket {
  font-size: var(--olcek-sm);
  color: #445060;
  line-height: 1.55;
  cursor: pointer;
}

.ub-kvkk__etiket strong {
  color: var(--bordo-700);
}

.ub-kvkk__link {
  color: var(--bordo-600);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--gecis-hizli, 150ms ease);
}

.ub-kvkk__link:hover {
  color: var(--bordo-800);
}

/* reCAPTCHA merkez */
.ub-captcha {
  display: flex;
  justify-content: center;
}

/* Gönder butonu */
.ub-gonder {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--bosluk-2, 0.5rem);
  width: 100%;
  max-width: 20rem;
  margin: 0.5rem auto 0;
  padding: 0.85rem 2rem;
  border: none;
  border-radius: var(--yuvarlak-md, 8px);
  font-size: var(--olcek-base);
  font-weight: 700;
  font-family: inherit;
  color: #fff;
  background: var(--bordo-700);
  cursor: pointer;
  transition:
    background var(--gecis-hizli, 150ms ease),
    transform   var(--gecis-hizli, 150ms ease),
    box-shadow  var(--gecis-hizli, 150ms ease);
  box-shadow: 0 2px 12px rgba(95, 33, 50, 0.28);
}

.ub-gonder:hover {
  background: var(--bordo-800);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(95, 33, 50, 0.35);
}

.ub-gonder:active {
  transform: translateY(0);
}

/* Gizlilik notu */
.ub-bilgi-notu {
  display: flex;
  align-items: flex-start;
  gap: var(--bosluk-2, 0.5rem);
  font-size: var(--olcek-sm);
  color: #56676f;
  text-align: center;
  justify-content: center;
  margin-top: 0.5rem;
}

.ub-bilgi-notu svg {
  width: 1rem;
  height: 1rem;
  color: #3aaa6d;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* ============================================================
   5. RESPONSIVE
   ============================================================ */

@media (max-width: 640px) {
  .ub-kutu {
    border-radius: var(--yuvarlak-lg, 0.75rem);
    padding: 1.5rem;
  }

  .ub-surec {
    flex-direction: column;
    gap: var(--bosluk-3, 0.75rem);
    text-align: center;
  }

  .ub-surec__ayrac {
    display: none;
  }
}

/* ── Matematik Doğrulama ─────────────────────────────── */
.ub-math-captcha {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.ub-math-captcha__soru {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--bordo-700, #7c1c2e);
  background: var(--bordo-50, #fdf2f4);
  border: 2px solid var(--bordo-200, #e8b4bc);
  border-radius: 0.5rem;
  padding: 0.5rem 1rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.ub-math-captcha__girdi {
  width: 8rem;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
}