/* ============================================================
   Villa Kleineh Project — Entrance Page Styles
   ============================================================ */

/* Entrance Page Container */
.entrance {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-4);
  z-index: 1000;
}

/* Animated Background */
.entrance__backdrop {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 30%, rgba(0, 163, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(0, 209, 255, 0.1) 0%, transparent 50%),
    linear-gradient(135deg, #0a0a0a 0%, #141414 50%, #0a0a0a 100%);
  animation: entranceBackdropPulse 8s ease-in-out infinite;
}

@keyframes entranceBackdropPulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.9;
  }
}

/* Auth Card */
.entrance__card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: rgba(20, 20, 20, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--border-radius-lg);
  padding: var(--space-8);
  backdrop-filter: blur(20px);
  box-shadow: 
    0 4px 30px rgba(0, 0, 0, 0.4),
    0 0 80px rgba(0, 163, 255, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  animation: entranceCardSlide 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes entranceCardSlide {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Header Section */
.entrance__header {
  text-align: center;
  margin-bottom: var(--space-6);
}

.entrance__logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: var(--border-radius);
  margin-bottom: var(--space-4);
  box-shadow: 0 8px 32px var(--color-primary-glow);
}

.entrance__logo svg {
  width: 32px;
  height: 32px;
  color: #000;
  stroke-width: 2.5;
}

.entrance__title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: var(--tracking-tight);
}

.entrance__subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* Divider */
.entrance__divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%
  );
  margin-bottom: var(--space-6);
}

/* Tab Navigation */
.entrance__tabs {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  padding: var(--space-1);
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--border-radius);
}

.entrance__tab {
  flex: 1;
  padding: var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--border-radius);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: 
    color var(--transition-fast),
    background var(--transition-fast);
}

.entrance__tab:hover:not(.entrance__tab--active) {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.02);
}

.entrance__tab--active {
  background: rgba(0, 163, 255, 0.15);
  color: var(--color-primary);
}

/* Auth Section */
.entrance__auth {
  margin-bottom: var(--space-6);
}

/* Hidden form state */
.entrance__form--hidden {
  display: none;
}

.entrance__auth-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.entrance__auth-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

/* Form */
.entrance__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.entrance__input-group {
  position: relative;
}

.entrance__input {
  width: 100%;
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: 
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background var(--transition-fast);
}

.entrance__input::placeholder {
  color: var(--text-muted);
}

.entrance__input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(0, 0, 0, 0.6);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.entrance__submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-4);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  border: none;
  border-radius: var(--border-radius);
  color: #000;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: 
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    opacity var(--transition-fast);
}

.entrance__submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-primary-glow);
}

.entrance__submit:active:not(:disabled) {
  transform: translateY(0);
}

.entrance__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.entrance__submit svg {
  width: 1.25em;
  height: 1.25em;
}

/* Status Messages */
.entrance__status {
  min-height: 1.5em;
  margin-top: var(--space-4);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.entrance__status--loading {
  color: var(--color-primary);
}

.entrance__status--error {
  color: var(--color-error);
}

.entrance__status--success {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: var(--color-success);
}

.entrance__status-icon svg {
  width: 1.25em;
  height: 1.25em;
}

/* Footer */
.entrance__footer {
  text-align: center;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.entrance__footer p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* Mobile Adjustments */
@media (max-width: 480px) {
  .entrance__card {
    padding: var(--space-6);
  }
  
  .entrance__logo {
    width: 56px;
    height: 56px;
  }
  
  .entrance__logo svg {
    width: 28px;
    height: 28px;
  }
  
  .entrance__title {
    font-size: var(--font-size-xl);
  }
}