/* ==========================================================================
   Login-Seite – Layout & Hintergrund
   Safari-kompatibel: inset-Fallback, 100vh/iOS, Flexbox
   ========================================================================== */

html {
  height: 100%;
  -webkit-text-size-adjust: 100%;
  background: #0a0a0f;
}

body.login-page {
  min-height: 100vh;
  min-height: -webkit-fill-available;
  height: 100%;
  display: flex;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  align-items: center;
  -webkit-box-align: center;
  justify-content: center;
  -webkit-box-pack: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a0f 0%, #111118 50%, #0d0d1a 100%) !important;
  background-color: #0a0a0f !important;
}

/* Subtile Hintergrund-Glows */
body.login-page::before {
  content: '';
  position: absolute;
  top: -30%;
  left: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(79, 70, 229, 0.07) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body.login-page::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(109, 40, 217, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Logo-Wasserzeichen im Hintergrund */
.login-page__bg {
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  display: -webkit-box;
  display: -webkit-flex;
  align-items: center;
  -webkit-box-align: center;
  justify-content: center;
  -webkit-box-pack: center;
  pointer-events: none;
}

.login-page__bg svg {
  width: 100%;
  max-width: 58rem;
  height: auto;
  opacity: 0.05;
  -webkit-flex-shrink: 0;
  flex-shrink: 0;
}

.login-page__bg path {
  fill: #fff;
}

/* Karte (Formular-Container) */
.login-page__card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 26rem;
  margin: 1rem;
  padding: 2.5rem 2.25rem;
  background-color: #ffffff;
  border-radius: 1rem;
  -webkit-border-radius: 1rem;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03),
    0 24px 64px rgba(0, 0, 0, 0.55),
    0 8px 24px rgba(0, 0, 0, 0.3);
  -webkit-box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03),
    0 24px 64px rgba(0, 0, 0, 0.55),
    0 8px 24px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  -webkit-animation: cardEntrance 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation: cardEntrance 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Farbiger Akzentstreifen oben */
.login-page__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #4f46e5, #7c3aed, #4f46e5);
  background-size: 200% 100%;
  -webkit-animation: shimmer 3s ease infinite;
  animation: shimmer 3s ease infinite;
}

@-webkit-keyframes cardEntrance {
  from { opacity: 0; -webkit-transform: translateY(20px) scale(0.97); transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; -webkit-transform: translateY(0) scale(1);       transform: translateY(0) scale(1); }
}
@keyframes cardEntrance {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@-webkit-keyframes shimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}
@keyframes shimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

/* Header-Logo */
.login-page__logo {
  display: block;
  max-height: 2.5rem;
  height: 2.5rem;
  max-width: 100%;
  width: auto;
  margin: 0 auto 1.75rem;
  object-fit: contain;
  object-position: center;
}

/* Titel & Untertitel */
.login-page__title {
  margin: 0 0 0.375rem;
  font-size: 1.625rem;
  font-weight: 700;
  color: #111827;
  text-align: center;
  letter-spacing: -0.02em;
}

.login-page__subtitle {
  margin: 0 0 1.875rem;
  font-size: 0.9375rem;
  color: #6b7280;
  text-align: center;
  line-height: 1.5;
}

/* Fehlerbox */
.login-page__error {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.875rem 1rem;
  margin-bottom: 1.5rem;
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
  border-radius: 0.625rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.login-page__error::before {
  content: '⚠';
  flex-shrink: 0;
  margin-top: 0.0625rem;
}

/* Formular (gap-Fallback für älteren Safari) */
.login-page__form {
  display: flex;
  display: -webkit-box;
  display: -webkit-flex;
  flex-direction: column;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  gap: 1.25rem;
}

.login-page__form > * + * {
  margin-top: 1.25rem;
}

@supports (gap: 1rem) {
  .login-page__form > * + * {
    margin-top: 0;
  }
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
}

.form-group input[type="text"],
.form-group input[type="password"] {
  width: 100%;
  padding: 0.6875rem 0.875rem;
  border: 1.5px solid #e5e7eb;
  border-radius: 0.5rem;
  font-size: 0.9375rem;
  color: #111827;
  background: #f9fafb;
  -webkit-transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  outline: none;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -webkit-appearance: none;
  appearance: none;
}

.form-group input[type="text"]:hover:not(:focus),
.form-group input[type="password"]:hover:not(:focus) {
  border-color: #c4c9d4;
}

.form-group input[type="text"]:focus,
.form-group input[type="password"]:focus {
  border-color: #4f46e5;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  -webkit-box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Passwort-Wrapper mit Toggle */
.password-wrapper {
  position: relative;
}

.password-wrapper input[type="password"],
.password-wrapper input[type="text"] {
  padding-right: 2.875rem;
}

.password-toggle {
  position: absolute;
  right: 0.625rem;
  top: 50%;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: #9ca3af;
  padding: 0.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.375rem;
  -webkit-transition: color 0.15s ease, background-color 0.15s ease;
  transition: color 0.15s ease, background-color 0.15s ease;
  line-height: 1;
}

.password-toggle:hover {
  color: #4f46e5;
  background-color: rgba(79, 70, 229, 0.08);
}

.password-toggle svg {
  width: 1.125rem;
  height: 1.125rem;
  display: block;
}

/* Formularzeilen (Checkbox) */
.login-page__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.login-page__checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: #374151;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
}

.login-page__checkbox-label input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 1.125rem;
  height: 1.125rem;
  flex-shrink: 0;
  -webkit-flex-shrink: 0;
  border: 1.5px solid #d1d5db;
  border-radius: 0.3125rem;
  background-color: #f9fafb;
  cursor: pointer;
  -webkit-transition: all 0.15s ease;
  transition: all 0.15s ease;
  margin-right: 0;
}

.login-page__checkbox-label input[type="checkbox"]:hover {
  border-color: #4f46e5;
}

.login-page__checkbox-label input[type="checkbox"]:checked {
  background-color: #4f46e5;
  border-color: #4f46e5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3E%3Cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
}

.login-page__checkbox-label input[type="checkbox"]:focus {
  outline: 2px solid #4f46e5;
  outline-offset: 2px;
}

/* Submit-Button */
.login-page__submit {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.8125rem 1.5rem;
  background: linear-gradient(135deg, #4f46e5 0%, #6d28d9 100%);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  -webkit-transition: all 0.2s ease;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
  -webkit-appearance: none;
  appearance: none;
}

.login-page__submit:hover {
  background: linear-gradient(135deg, #4338ca 0%, #5b21b6 100%);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
  -webkit-box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
  -webkit-transform: translateY(-1px);
  transform: translateY(-1px);
}

.login-page__submit:active {
  -webkit-transform: translateY(0);
  transform: translateY(0);
  box-shadow: none;
}

.login-page__submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  -webkit-transform: none;
  transform: none;
  box-shadow: none;
}

/* Lade-Spinner im Button */
.login-page__submit .btn-spinner {
  display: none;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  -webkit-animation: spin 0.7s linear infinite;
  animation: spin 0.7s linear infinite;
  margin-right: 0.5rem;
  vertical-align: middle;
  display: inline-block;
  opacity: 0;
  -webkit-transition: opacity 0.2s;
  transition: opacity 0.2s;
}

.login-page__submit.loading .btn-spinner {
  opacity: 1;
}

.login-page__submit.loading .btn-text {
  opacity: 0.7;
}

@-webkit-keyframes spin {
  to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Footer */
.login-page__footer {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: #9ca3af;
  text-align: center;
  line-height: 1.6;
}