/* Login overlay — sits on top of index.php loading background */

.login-gate {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  place-items: center;
  padding: max(24px, env(safe-area-inset-top)) 24px max(24px, env(safe-area-inset-bottom));
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.65s ease, visibility 0.65s ease;
}

.login-gate.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.login-gate::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(2, 7, 17, 0.42);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.login-card {
  position: relative;
  z-index: 1;
  width: min(92vw, 360px);
  padding: 28px 22px;
  border-radius: 16px;
  border: 1px solid rgba(0, 185, 255, 0.28);
  background: linear-gradient(145deg, rgba(4, 22, 46, 0.94), rgba(0, 6, 16, 0.88));
  box-shadow:
    0 0 28px rgba(0, 120, 255, 0.25),
    0 24px 48px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  text-align: center;
  color: #f4fbff;
  font-family: Arial, Helvetica, sans-serif;
  transform: translateY(12px) scale(0.98);
  transition: transform 0.65s cubic-bezier(0.22, 0.78, 0.19, 0.99);
}

.login-gate.is-visible .login-card {
  transform: translateY(0) scale(1);
}

.login-card .logo-wrap {
  position: relative;
  width: 88px;
  height: 88px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
}

.login-card .logo-wrap .logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(0, 140, 255, 0.65));
}

.login-card .eyebrow {
  margin: 0 0 6px;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: #00d5ff;
  text-transform: uppercase;
}

.login-card h1 {
  margin: 0 0 8px;
  font-size: 1.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.login-sub {
  margin: 0 0 18px;
  color: rgba(230, 244, 255, 0.72);
  font-size: 0.92rem;
}

.login-card label {
  display: block;
  text-align: left;
  margin-bottom: 6px;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.login-card input {
  width: 100%;
  margin-bottom: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(0, 185, 255, 0.28);
  background: rgba(0, 0, 0, 0.35);
  color: #f4fbff;
  font: inherit;
}

.login-card input:focus {
  outline: none;
  border-color: rgba(0, 213, 255, 0.65);
  box-shadow: 0 0 0 2px rgba(0, 140, 255, 0.2);
}

.login-card button,
.login-card .btn-link {
  display: inline-block;
  width: 100%;
  margin-top: 4px;
  padding: 11px 16px;
  border: 1px solid rgba(0, 180, 255, 0.45);
  border-radius: 999px;
  background: linear-gradient(135deg, #003d9a, #02152d);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  text-decoration: none;
  font: inherit;
  font-size: 0.95rem;
}

.login-card .btn-link.secondary {
  background: transparent;
  margin-top: 10px;
}

.login-card .btn-link.guest {
  margin-top: 14px;
  font-size: 0.85rem;
  opacity: 0.9;
}

.login-card .btn-link.install {
  margin-top: 10px;
  font-size: 0.82rem;
  background: rgba(0, 140, 255, 0.12);
}

.login-error {
  margin: 0 0 12px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  text-align: left;
  color: #ffb4c4;
  background: rgba(255, 50, 90, 0.12);
  border: 1px solid rgba(255, 80, 110, 0.35);
}

body.login-active .loader-card {
  opacity: 0.55;
  filter: blur(1.5px);
  transition: opacity 0.65s ease, filter 0.65s ease;
}

@media (prefers-reduced-motion: reduce) {
  .login-gate,
  .login-card,
  body.login-active .loader-card {
    transition: none !important;
  }

  .login-gate.is-visible .login-card {
    transform: none;
  }
}