/* Giriş / Kayıt / Şifre ekranları için DOĞAKA temalı arka plan ve kart */

.auth-bg {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--dogaka-blue-900), var(--dogaka-blue-700) 55%, var(--dogaka-blue-500));
}

.auth-bg::before,
.auth-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  pointer-events: none;
}
.auth-bg::before {
  width: 26rem;
  height: 26rem;
  background: var(--accent-purple);
  top: -8rem;
  left: -6rem;
}
.auth-bg::after {
  width: 22rem;
  height: 22rem;
  background: var(--accent-pink);
  bottom: -7rem;
  right: -5rem;
}

.auth-blob-3 {
  position: absolute;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.18;
  filter: blur(70px);
  top: 40%;
  right: 12%;
  pointer-events: none;
}

/* Resmi DOĞAKA logosu (dikey/renkli versiyon), arka planda büyük, soluk
   bir filigran olarak — beyaz siluete çevrilip düşük opaklıkla, kartın
   okunabilirliğini bozmadan kurumsal kimliği hissettiriyor. */
.auth-bg-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40rem;
  max-width: 85vw;
  opacity: 0.13;
  filter: brightness(0) invert(1);
  z-index: 0;
  pointer-events: none;
  user-select: none;
}

.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 26rem;
  background: var(--surface-1);
  border-radius: 1.5rem;
  box-shadow: 0 30px 70px -20px rgba(5, 15, 40, 0.55);
  padding: 2.25rem 2rem;
}

.auth-logo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.auth-field {
  margin-bottom: 1rem;
}

.auth-input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: 0.85rem;
  border: 1px solid var(--border-soft);
  background: var(--surface-2);
  color: var(--text-1);
  font-size: 0.9rem;
}

.auth-submit {
  width: 100%;
  padding: 0.75rem;
  border-radius: 0.85rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--dogaka-blue-500), var(--dogaka-blue-700));
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-fast);
}
.auth-submit:hover { transform: translateY(-1px); }
.auth-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.auth-error {
  background: #fde0e0;
  color: var(--accent-red-dark);
  border-radius: 0.75rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}
.auth-success {
  background: #dcfce9;
  color: var(--accent-green-dark);
  border-radius: 0.75rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.82rem;
  margin-bottom: 1rem;
}

.auth-link { color: var(--dogaka-blue-600); font-weight: 600; }
:root[data-theme='dark'] .auth-link { color: #9db8f5; }