/* Modern Auth Styles */
:root {
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --border-color: #e2e8f0;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.auth-wrapper {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

.auth-container {
  width: 100%;
}

.auth-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  animation: slideUp 0.5s ease-out;
}

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

/* Left Side - Branding */
.auth-brand {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.brand-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.brand-logo {
  max-width: 180px;
  height: auto;
  margin-bottom: 2rem;
  filter: brightness(0) invert(1);
  animation: fadeIn 0.8s ease-out;
}

.brand-title {
  font-size: 2rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
  animation: fadeIn 0.8s ease-out 0.2s both;
}

.brand-subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
  line-height: 1.6;
  animation: fadeIn 0.8s ease-out 0.4s both;
}

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

.brand-decoration {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
}

.decoration-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.circle-1 {
  width: 300px;
  height: 300px;
  top: -100px;
  right: -100px;
  animation: float 6s ease-in-out infinite;
}

.circle-2 {
  width: 200px;
  height: 200px;
  bottom: -50px;
  left: -50px;
  animation: float 8s ease-in-out infinite reverse;
}

.circle-3 {
  width: 150px;
  height: 150px;
  top: 50%;
  left: 10%;
  animation: float 7s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-20px) scale(1.05);
  }
}

/* Right Side - Form */
.auth-form-wrapper {
  padding: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
}

.auth-form-container {
  width: 100%;
  max-width: 400px;
}

.form-header {
  margin-bottom: 2rem;
}

.form-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.025em;
}

.form-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.5;
}

/* Form Elements */
.auth-form {
  width: 100%;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 1rem;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-secondary);
  pointer-events: none;
  transition: color 0.2s;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 3rem;
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all 0.2s;
  outline: none;
}

.form-input::placeholder {
  color: var(--text-secondary);
  opacity: 0.6;
}

.form-input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-input:focus + .input-icon,
.input-wrapper:focus-within .input-icon {
  color: var(--primary-color);
}

.form-input.is-invalid {
  border-color: var(--danger-color);
}

.form-input.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--danger-color);
  font-weight: 500;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  animation: slideDown 0.3s ease-out;
}

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

.alert-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

.alert-success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #6ee7b7;
}

.alert-danger {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

/* Form Options */
.form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.checkbox-wrapper input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  margin-right: 0.5rem;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.checkbox-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.forgot-link {
  font-size: 0.875rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

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

/* Primary Button */
.btn-primary {
  width: 100%;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--primary-color);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-icon {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform 0.2s;
}

.btn-primary:hover .btn-icon {
  transform: translateX(3px);
}

/* Form Footer */
.form-footer {
  margin-top: 1.5rem;
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.footer-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-right: 0.5rem;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

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

/* Responsive Design */
@media (max-width: 992px) {
  .auth-card {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .auth-brand {
    padding: 2rem;
    min-height: 250px;
  }

  .brand-logo {
    max-width: 140px;
    margin-bottom: 1.5rem;
  }

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

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

  .auth-form-wrapper {
    padding: 2rem;
  }

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

@media (max-width: 576px) {
  body {
    padding: 0.5rem;
  }

  .auth-brand {
    padding: 1.5rem;
    min-height: 200px;
  }

  .brand-logo {
    max-width: 120px;
    margin-bottom: 1rem;
  }

  .brand-title {
    font-size: 1.25rem;
  }

  .auth-form-wrapper {
    padding: 1.5rem;
  }

  .form-title {
    font-size: 1.25rem;
  }

  .form-options {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .circle-1,
  .circle-2,
  .circle-3 {
    display: none;
  }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* Focus Visible */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: var(--primary-light);
  color: var(--primary-color);
}

/* Landing Page Styles */
.landing-card {
  min-height: 650px;
}

.landing-content {
  max-width: 500px;
}

.landing-features {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  transition: all 0.3s;
  border: 1px solid transparent;
}

.feature-item:hover {
  background: var(--primary-light);
  border-color: var(--primary-color);
  transform: translateX(5px);
}

.feature-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--primary-color);
  flex-shrink: 0;
  stroke-width: 2;
}

.feature-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.feature-item p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.landing-actions {
  margin-top: 2rem;
}

.landing-actions .btn-primary {
  margin-bottom: 1rem;
}

/* Landing Page Responsive */
@media (max-width: 992px) {
  .landing-card {
    min-height: auto;
  }

  .landing-features {
    gap: 1rem;
  }

  .feature-item {
    padding: 0.875rem;
  }

  .feature-icon {
    width: 2rem;
    height: 2rem;
  }

  .feature-item h4 {
    font-size: 0.9375rem;
  }

  .feature-item p {
    font-size: 0.8125rem;
  }
}

@media (max-width: 576px) {
  .landing-features {
    gap: 0.75rem;
  }

  .feature-item {
    padding: 0.75rem;
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .feature-icon {
    width: 2.5rem;
    height: 2.5rem;
  }
}