/* Vidhilab  - Authentication Styles */

:root {
  /* Primary Brand Colors */
  --brand-primary: #00a67c;
  --brand-primary-hover: #008a66;
  --brand-secondary: #10b981;
  --brand-light: #d1fae5;
  --brand-dark: #065f46;

  /* Professional Accent Colors */
  --accent-blue: #1a3c6c;
  --accent-blue-hover: #15334d;
  --accent-blue-light: #e8f2ff;

  /* UI Colors */
  --color-white: #ffffff;
  --color-light: #f8f9fa;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* Status Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Typography */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Roboto", sans-serif;
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--color-gray-800);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.auth-body {
  background: linear-gradient(
    135deg,
    var(--brand-light) 0%,
    var(--accent-blue-light) 100%
  );
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Auth Container */
.auth-container {
  max-width: 480px;
  width: 100%;
  padding: 1rem;
  animation: fadeIn 0.6s ease-out;
}

.auth-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: slideUp 0.6s ease-out 0.2s both;
}

.auth-header {
  text-align: center;
  padding: 2rem 2rem 1rem;
  background: linear-gradient(
    135deg,
    var(--brand-primary) 0%,
    var(--brand-secondary) 100%
  );
  color: var(--color-white);
}

.auth-logo img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 1rem;
}

.auth-title {
  font-size: 1.875rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.auth-subtitle {
  font-size: 1rem;
  opacity: 0.9;
  margin-bottom: 0;
  font-weight: var(--font-weight-normal);
}

.auth-form {
  padding: 2rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: flex;
  align-items: center;
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-label i {
  color: var(--brand-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray-200) !important;
  border-radius: var(--radius-md) !important;
  font-size: 1rem;
  font-family: var(--font-primary);
  transition: var(--transition-normal);
  background: var(--color-white) !important;
  box-shadow: none !important;
}

.form-control:focus {
  outline: none !important;
  border-color: var(--brand-primary) !important;
  box-shadow: 0 0 0 3px rgba(0, 166, 124, 0.1) !important;
}

.form-control::placeholder {
  color: var(--color-gray-400);
}

.form-control.is-invalid {
  border-color: var(--color-error) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.form-control.is-valid {
  border-color: var(--color-success) !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}

/* Input Group */
.input-group {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-normal);
}

.input-group:focus-within {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 166, 124, 0.1);
}

.input-group .form-control {
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  flex: 1;
}

.input-group .form-control:focus {
  box-shadow: none !important;
}

.input-group .btn {
  border: none !important;
  border-radius: 0 !important;
  border-left: 1px solid var(--color-gray-200);
}

/* Toggle Password Button */
.toggle-password {
  background: var(--color-white);
  color: var(--color-gray-500);
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: var(--transition-normal);
}

.toggle-password:hover {
  color: var(--brand-primary);
  background: var(--color-gray-50);
}

/* Form Check */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-check-input {
  width: 1.125rem;
  height: 1.125rem;
  margin: 0;
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.form-check-label {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  cursor: pointer;
  margin: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  font-family: var(--font-primary);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-normal);
  text-align: center;
  line-height: 1.2;
  position: relative;
  overflow: hidden;
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 166, 124, 0.2);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--color-white);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-primary-hover);
  border-color: var(--brand-primary-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-google {
  background: var(--color-white);
  color: var(--color-gray-700);
  border: 2px solid var(--color-gray-200);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.btn-google::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(66, 133, 244, 0.1),
    transparent
  );
  transition: var(--transition-slow);
}

.btn-google:hover::before {
  left: 100%;
}

.btn-google:hover {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
  border-color: #4285f4;
  color: var(--color-gray-800);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(66, 133, 244, 0.15);
}

.btn-google i {
  color: #4285f4;
  font-size: 1.125rem;
  transition: var(--transition-normal);
}

/* Social Login Options */
.social-login-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.btn-google:hover i {
  transform: scale(1.1);
}

.w-full {
  width: 100%;
}

/* Button Loading States */
.btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.btn-spinner {
  display: flex;
  align-items: center;
}

.btn-spinner .fa-spin {
  animation: fa-spin 1s infinite linear;
}

/* Invalid Feedback */
.invalid-feedback {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--color-error);
  font-weight: var(--font-weight-medium);
}

/* Auth Divider */
.auth-divider {
  position: relative;
  text-align: center;
  margin: 1.5rem 0;
  overflow: hidden;
}

.auth-divider::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-gray-200);
  z-index: 1;
}

.auth-divider span {
  position: relative;
  display: inline-block;
  background: var(--color-white);
  padding: 0 1rem;
  color: var(--color-gray-500);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  z-index: 2;
}

/* Auth Links */
.auth-link {
  color: var(--brand-primary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: var(--transition-fast);
}

.auth-link:hover {
  color: var(--brand-primary-hover);
  text-decoration: underline;
}

.forgot-password {
  font-size: 0.875rem;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  margin-bottom: 1rem;
  animation: fadeIn 0.3s ease-out;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
  color: var(--color-success);
}

.alert-danger,
.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
  color: var(--color-error);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.2);
  color: var(--color-warning);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.2);
  color: var(--color-info);
}

/* Security Info */
.auth-security-info {
  margin-top: 2rem;
}

.security-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
}

.security-card h6 {
  color: var(--color-gray-700);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.security-card small {
  color: var(--color-gray-500);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

.slide-up {
  animation: slideUp 0.6s ease-out;
}

/* Responsive Design */
@media (max-width: 640px) {
  .auth-container {
    padding: 0.5rem;
  }

  .auth-header {
    padding: 1.5rem 1.5rem 1rem;
  }

  .auth-form {
    padding: 1.5rem;
  }

  .auth-title {
    font-size: 1.5rem;
  }

  .auth-subtitle {
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .auth-header {
    padding: 1rem;
  }

  .auth-form {
    padding: 1rem;
  }

  .form-group {
    margin-bottom: 1rem;
  }
}

/* Focus styles for accessibility */
.form-control:focus,
.btn:focus,
.form-check-input:focus,
.auth-link:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .form-control {
    border-width: 2px;
  }

  .btn {
    border-width: 2px;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}