/* Shared Auth UI (login / forgot_password / reset_password) */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #000000;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  position: relative;
  overflow: hidden;
}

/* Pattern di sfondo geometrico */
body::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: movePattern 20s linear infinite;
  z-index: 0;
}

@keyframes movePattern {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.login-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 450px;
  padding: 20px;
}

.login-card {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  animation: slideUp 0.6s ease-out;
  border: 2px solid #ffffff;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-header {
  background: #000000;
  color: #ffffff;
  padding: 50px 30px;
  text-align: center;
  position: relative;
  border-bottom: 3px solid #ffffff;
}

.login-icon {
  font-size: 4.5rem;
  margin-bottom: 20px;
  display: inline-block;
  color: #ffffff;
  animation: carDrive 3s ease-in-out infinite;
  transform-origin: center;
}

@keyframes carDrive {
  0%, 100% {
    transform: translateX(0) rotate(0deg) scale(1);
  }
  25% {
    transform: translateX(8px) rotate(-5deg) scale(1.05);
  }
  50% {
    transform: translateX(0) rotate(0deg) scale(1.1);
  }
  75% {
    transform: translateX(-8px) rotate(5deg) scale(1.05);
  }
}

.login-icon i {
  display: inline-block;
  animation: carBounce 2s ease-in-out infinite;
  filter: drop-shadow(0 4px 8px rgba(255, 255, 255, 0.3));
}

@keyframes carBounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.login-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.login-subtitle {
  font-size: 1rem;
  opacity: 0.9;
  font-weight: 500;
  margin: 0;
}

.login-body {
  padding: 40px 30px;
}

.form-floating {
  margin-bottom: 25px;
  position: relative;
}

.form-floating > .form-control {
  padding-left: 55px;
  border: 2px solid #000000;
  border-radius: 8px;
  height: 60px;
  font-size: 1.1rem;
  font-weight: 500;
  transition: all 0.3s ease;
  background: #ffffff;
  color: #000000;
}

.form-floating > .form-control::placeholder {
  color: transparent;
}

.form-floating > .form-control:focus {
  border-color: #000000;
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
  background: #ffffff;
  color: #000000;
}

.form-floating > label {
  padding-left: 55px;
  font-weight: 600;
  color: #666666;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.input-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: #000000;
  z-index: 5;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.form-floating:focus-within .input-icon {
  color: #000000;
  transform: translateY(-50%) scale(1.1);
}

.btn-login {
  background: #000000;
  color: #ffffff;
  border: 2px solid #000000;
  /* Bootstrap variables (evita “bianco” su disabled/hover in alcuni temi) */
  --bs-btn-bg: #000000;
  --bs-btn-color: #ffffff;
  --bs-btn-border-color: #000000;
  --bs-btn-hover-bg: #1a1a1a;
  --bs-btn-hover-color: #ffffff;
  --bs-btn-hover-border-color: #000000;
  --bs-btn-active-bg: #000000;
  --bs-btn-active-color: #ffffff;
  --bs-btn-active-border-color: #000000;
  --bs-btn-disabled-bg: #000000;
  --bs-btn-disabled-color: #ffffff;
  --bs-btn-disabled-border-color: #000000;
  border-radius: 8px;
  padding: 16px;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.2);
  position: relative;
  overflow: hidden;
  width: 100%;
}

.btn-login::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-login:hover::before {
  width: 300px;
  height: 300px;
}

.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(0, 0, 0, 0.2);
  background: #1a1a1a;
  color: #ffffff;
}

.btn-login:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2);
  color: #ffffff;
}

.btn-login:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background: #000000 !important;
  border-color: #000000 !important;
  color: #ffffff !important;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2);
  --bs-btn-disabled-bg: #000000;
  --bs-btn-disabled-color: #ffffff;
  --bs-btn-disabled-border-color: #000000;
}

/* Bootstrap compat: disabled via class/fieldset */
.btn-login.disabled,
fieldset:disabled .btn-login {
  opacity: 0.6;
  cursor: not-allowed;
  background: #000000 !important;
  border-color: #000000 !important;
  color: #ffffff !important;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2);
}

/* Quando è disabled, niente overlay/hover/active che possono “schiarire” il bottone */
.btn-login:disabled::before,
.btn-login.disabled::before,
fieldset:disabled .btn-login::before {
  width: 0 !important;
  height: 0 !important;
}

.btn-login:disabled:hover,
.btn-login.disabled:hover,
fieldset:disabled .btn-login:hover {
  transform: none !important;
  background: #000000 !important;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.2) !important;
}

.btn-login span,
.btn-login i {
  position: relative;
  z-index: 2;
  color: #ffffff;
}

.btn-login:hover span,
.btn-login:hover i {
  color: #ffffff;
}

.btn-login:disabled span,
.btn-login:disabled i {
  color: #ffffff !important;
}

.btn-login:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 2px;
}

/* Alerts */
.alert {
  border-radius: 8px;
  border: 2px solid #000000;
  padding: 15px 20px;
  margin-bottom: 25px;
  font-weight: 500;
}

.alert-success,
.alert-danger {
  background: #000000;
  color: #ffffff;
}

.alert-danger {
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.2);
  animation: shake 0.5s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-10px); }
  75% { transform: translateX(10px); }
}

/* Placeholder quando il campo è vuoto (migliora leggibilità label) */
.form-floating > .form-control:not(:placeholder-shown) ~ label {
  color: #000000;
}

/* Extra helpers */
.back-to-login {
  text-align: center;
  margin-top: 20px;
}

.back-to-login a {
  color: #000000;
  text-decoration: none;
  font-weight: 500;
}

.back-to-login a:hover {
  text-decoration: underline;
}

.password-strength {
  font-size: 0.85rem;
  margin-top: 5px;
  color: #666;
}

.login-footer {
  text-align: center;
  padding: 25px;
  color: #666666;
  font-size: 0.9rem;
  background: #f8f9fa;
  border-top: 2px solid #000000;
  font-weight: 500;
}

.login-footer i {
  color: #000000;
}

/* Responsive */
@media (max-width: 576px) {
  .login-container { padding: 10px; }
  .login-header { padding: 40px 20px; }
  .login-body { padding: 30px 20px; }
  .login-title { font-size: 1.8rem; }
  .login-icon { font-size: 3.5rem; }
}