/* ─── LOGIN ─────────────────────────────────────────────── */
#loginScreen {
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(108,46,185,0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(10,191,188,0.2) 0%, transparent 60%),
    var(--gkk-bg);
  z-index: 9999; display: grid; place-items: center; padding: 20px;
}

.login-card {
  background: rgba(26,26,53,0.95);
  border: 1px solid var(--gkk-sinir);
  border-radius: var(--radius-xl);
  padding: 48px 40px; width: 100%; max-width: 400px;
  box-shadow: 0 0 0 1px rgba(108,46,185,0.1), 0 32px 64px rgba(0,0,0,0.5);
  text-align: center; animation: fadeUp .4s ease; backdrop-filter: blur(20px);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.login-logo { display: flex; justify-content: center; margin-bottom: 20px; }

.login-logo-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--gkk-mor), var(--gkk-turkuaz));
  border-radius: 14px; display: flex; align-items: center;
  justify-content: center; font-size: 1.4em; color: white;
}

.login-card h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--gkk-yazi); font-size: 1.8em; font-weight: 800;
  margin-bottom: 8px; letter-spacing: -.5px;
}

.login-hosgeldin { color: var(--gkk-yazi2); font-size: .88em; margin-bottom: 28px; line-height: 1.5; }

.login-field { position: relative; margin-bottom: 12px; text-align: left; }

.login-field i {
  position: absolute; left: 14px; top: 50%;
  transform: translateY(-50%); color: var(--gkk-yazi2); font-size: .85em;
}

.login-input {
  width: 100%; padding: 13px 16px 13px 40px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px; font-size: .95em; color: var(--gkk-yazi);
  transition: border-color .2s, box-shadow .2s; font-family: inherit;
}

.login-input::placeholder { color: var(--gkk-yazi2); opacity: .7; }

.login-input:focus {
  outline: none; border-color: var(--gkk-mor-acik);
  box-shadow: 0 0 0 3px rgba(108,46,185,0.2);
  background: rgba(255,255,255,0.07);
}

.login-error { color: #f87171; font-size: .83em; min-height: 20px; margin-bottom: 10px; text-align: left; }

.login-btn {
  width: 100%; padding: 13px;
  background: linear-gradient(135deg, var(--gkk-mor), var(--gkk-mor-acik));
  color: white; border: none; border-radius: 10px;
  font-size: .95em; font-weight: 600; cursor: pointer;
  transition: opacity .2s, transform .2s; font-family: inherit;
  display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 4px;
}

.login-btn:hover { opacity: .9; transform: translateY(-1px); }
.login-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.login-note { margin-top: 18px; color: var(--gkk-yazi2); font-size: .78em; opacity: .7; }

.cmk-badge {
  position: fixed; bottom: 18px; right: 22px;
  color: rgba(255,255,255,0.18); font-size: .7em; letter-spacing: .8px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 500;
  pointer-events: none; user-select: none;
}