/* Authentication Component Styles */
/* Modern authentication components using unified theme system */

/* Import theme variables */
@import url('./theme.css');

/* ===== AUTH CONTAINER ===== */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-6);
  background: linear-gradient(135deg, 
    var(--color-primary-600) 0%, 
    var(--color-primary-700) 25%,
    var(--color-primary-800) 50%, 
    var(--color-secondary-700) 75%,
    var(--color-secondary-800) 100%
  );
  position: relative;
  overflow: hidden;
}

.auth-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
}

/* ===== AUTH CARD ===== */
.auth-card {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-2xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  width: 100%;
  max-width: 28rem;
  transition: var(--transition-slow);
}

.auth-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 32px 64px -12px rgba(0, 0, 0, 0.35);
}

.auth-card-header {
  text-align: center;
  padding: var(--spacing-8) var(--spacing-8) var(--spacing-6);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
}

.auth-card-content {
  padding: 0 var(--spacing-8) var(--spacing-6);
}

.auth-card-footer {
  padding: var(--spacing-6) var(--spacing-8) var(--spacing-8);
  text-align: center;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-hover);
}

/* ===== AUTH LOGO ===== */
.auth-logo {
  margin-bottom: var(--spacing-6);
  animation: pulse 2s infinite;
}

.auth-logo-img {
  height: 56px;
  width: auto;
  max-width: 180px;
  display: block;
  margin: 0 auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

@keyframes pulse {
  0%, 100% { 
    transform: scale(1); 
    opacity: 1;
  }
  50% { 
    transform: scale(1.05); 
    opacity: 0.9;
  }
}

/* ===== AUTH TYPOGRAPHY ===== */
.auth-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
  line-height: var(--line-height-tight);
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-secondary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: 0;
  line-height: var(--line-height-normal);
  font-weight: var(--font-weight-medium);
}

/* ===== AUTH FORMS ===== */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
}

.auth-form-group {
  position: relative;
}

.auth-form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
  transition: var(--transition-fast);
}

.auth-form-input {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-4) var(--spacing-4) var(--spacing-12);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-base);
  font-family: var(--font-family-sans);
  background: var(--color-surface);
  color: var(--color-text-primary);
  transition: var(--transition-fast);
  outline: none;
  box-sizing: border-box;
}

.auth-form-input:focus {
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

.auth-form-input:focus + .auth-form-label {
  color: var(--color-primary-600);
}

.auth-form-input.error {
  border-color: var(--color-error-500);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.auth-form-icon {
  position: absolute;
  left: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  transition: var(--transition-fast);
  pointer-events: none;
}

.auth-form-input:focus ~ .auth-form-icon {
  color: var(--color-primary-500);
}

.auth-form-suffix {
  position: absolute;
  right: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.auth-form-suffix:hover {
  color: var(--color-primary-500);
}

.auth-form-error {
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-error-600);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.auth-form-help {
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ===== AUTH BUTTONS ===== */
.auth-button {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-6);
  border: none;
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family-sans);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  position: relative;
  overflow: hidden;
}

.auth-button-primary {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
  color: white;
  box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.3);
}

.auth-button-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--color-primary-700), var(--color-primary-800));
  transform: translateY(-2px);
  box-shadow: 0 8px 25px 0 rgba(59, 130, 246, 0.4);
}

.auth-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ===== AUTH LINKS ===== */
.auth-links {
  text-align: center;
  margin-top: var(--spacing-4);
}

.auth-links-text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-2);
}

.auth-link {
  color: var(--color-primary-600);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  position: relative;
}

.auth-link:hover {
  color: var(--color-primary-700);
}

.auth-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background: var(--color-primary-600);
  transition: var(--transition-fast);
}

.auth-link:hover::after {
  width: 100%;
}

/* ===== AUTH ALERTS ===== */
.auth-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-6);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.auth-alert-error {
  background-color: var(--color-error-50);
  border: 1px solid var(--color-error-200);
  color: var(--color-error-800);
}

.auth-alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.auth-alert-content {
  flex: 1;
}

.auth-alert-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-1);
  font-size: var(--font-size-sm);
}

.auth-alert-message {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  margin: 0;
}

/* ===== FORM CHECK (Checkbox) ===== */
.form-check {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-4);
}

.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: var(--spacing-3);
  border: 2px solid var(--color-border);
  border-radius: var(--border-radius-base);
  background: var(--color-surface);
  cursor: pointer;
  transition: var(--transition-fast);
}

.form-check-input:checked {
  background-color: var(--color-primary-600);
  border-color: var(--color-primary-600);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-check-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  cursor: pointer;
  user-select: none;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Extra Large Screens (1440px+) */
@media (min-width: 1440px) {
  .auth-container {
    padding: var(--spacing-12);
  }

  .auth-card {
    max-width: 32rem;
  }

  .auth-title {
    font-size: var(--font-size-4xl);
  }

  .auth-subtitle {
    font-size: var(--font-size-lg);
  }
}

/* Large Screens (1024px - 1439px) */
@media (min-width: 1024px) and (max-width: 1439px) {
  .auth-container {
    padding: var(--spacing-10);
  }

  .auth-card {
    max-width: 30rem;
  }
}

/* Medium Screens (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
  .auth-container {
    padding: var(--spacing-8);
  }

  .auth-card {
    max-width: 26rem;
  }

  .auth-card-header,
  .auth-card-content,
  .auth-card-footer {
    padding-left: var(--spacing-7);
    padding-right: var(--spacing-7);
  }
}

/* Small Screens (640px - 767px) */
@media (min-width: 640px) and (max-width: 767px) {
  .auth-container {
    padding: var(--spacing-6);
  }

  .auth-card {
    max-width: 24rem;
  }

  .auth-card-header,
  .auth-card-content,
  .auth-card-footer {
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }

  .auth-title {
    font-size: var(--font-size-2xl);
  }
}

/* Extra Small Screens (480px - 639px) */
@media (min-width: 480px) and (max-width: 639px) {
  .auth-container {
    padding: var(--spacing-4);
  }

  .auth-card {
    max-width: 100%;
    margin: 0 var(--spacing-2);
  }

  .auth-card-header,
  .auth-card-content,
  .auth-card-footer {
    padding-left: var(--spacing-5);
    padding-right: var(--spacing-5);
  }

  .auth-title {
    font-size: var(--font-size-xl);
  }

  .auth-subtitle {
    font-size: var(--font-size-sm);
  }

  .auth-form-input {
    padding-left: var(--spacing-10);
    font-size: var(--font-size-sm);
  }

  .auth-button {
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
  }
}

/* Mobile Screens (320px - 479px) */
@media (max-width: 479px) {
  .auth-container {
    padding: var(--spacing-3);
    min-height: 100vh;
    align-items: flex-start;
    padding-top: var(--spacing-8);
  }

  .auth-card {
    max-width: 100%;
    margin: 0;
    border-radius: var(--border-radius-xl);
  }

  .auth-card-header {
    padding: var(--spacing-6) var(--spacing-4) var(--spacing-4);
  }

  .auth-card-content {
    padding: 0 var(--spacing-4) var(--spacing-4);
  }

  .auth-card-footer {
    padding: var(--spacing-4);
  }

  .auth-logo-img {
    height: 40px;
    max-width: 140px;
  }

  .auth-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-1);
  }

  .auth-subtitle {
    font-size: var(--font-size-xs);
  }

  .auth-form {
    gap: var(--spacing-4);
  }

  .auth-form-input {
    padding: var(--spacing-3) var(--spacing-3) var(--spacing-3) var(--spacing-9);
    font-size: var(--font-size-sm);
  }

  .auth-form-icon {
    left: var(--spacing-3);
    width: 16px;
    height: 16px;
  }

  .auth-form-suffix {
    right: var(--spacing-3);
    width: 16px;
    height: 16px;
  }

  .auth-button {
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    gap: var(--spacing-1);
  }

  .auth-button svg {
    width: 16px;
    height: 16px;
  }

  .auth-links-text,
  .auth-link {
    font-size: var(--font-size-xs);
  }

  .form-check-input {
    width: 1rem;
    height: 1rem;
  }

  .form-check-label {
    font-size: var(--font-size-xs);
  }
}

/* Landscape Mobile Orientation */
@media (max-height: 500px) and (orientation: landscape) {
  .auth-container {
    padding: var(--spacing-2);
    align-items: flex-start;
    padding-top: var(--spacing-4);
  }

  .auth-card {
    max-width: 28rem;
    margin: 0 auto;
  }

  .auth-card-header {
    padding: var(--spacing-4) var(--spacing-6) var(--spacing-3);
  }

  .auth-logo {
    margin-bottom: var(--spacing-3);
  }

  .auth-logo-img {
    height: 32px;
  }

  .auth-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-1);
  }

  .auth-subtitle {
    font-size: var(--font-size-sm);
  }

  .auth-form {
    gap: var(--spacing-3);
  }
}

/* High DPI / Retina Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .auth-logo-img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }

  .auth-card {
    border-width: 0.5px;
  }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
  .auth-card {
    transition: none;
  }

  .auth-card:hover {
    transform: none;
  }

  .auth-container::before {
    animation: none;
  }

  .auth-logo {
    animation: none;
  }

  .auth-form-input:focus {
    transform: none;
  }

  .auth-button-primary:hover:not(:disabled) {
    transform: none;
  }

  .auth-alert {
    animation: none;
  }
}

/* ===== DARK MODE ===== */
@media (prefers-color-scheme: dark) {
  .auth-card {
    background: rgba(17, 24, 39, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  .auth-card-footer {
    background: rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  .auth-alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: var(--color-error-200);
  }
}