/* Login Page Styles */

/* Login Main Container */
.login-main {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  padding: 40px 40px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.login-container {
  max-width: 480px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
  opacity: 0;
  transform: translateY(30px);
  animation: slideInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  animation-delay: 0.2s;
  flex-shrink: 0;
}

@keyframes slideInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Login Card */
.login-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  padding: 48px;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  border-radius: 1px;
}

.login-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

/* Login Header */
.login-header {
  text-align: center;
  margin-bottom: 40px;
}

.login-title {
  font-size: 32px;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.9) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.login-subtitle {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* Login Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Google Sign In Button */
.google-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  background: white;
  color: #333;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.google-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.05), transparent);
  transition: left 0.6s ease;
}

.google-btn:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

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

.google-icon {
  flex-shrink: 0;
}

/* GitHub Sign In Button */
.github-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  background: #24292f;
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  margin-top: 12px;
}

.github-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

.github-btn:hover {
  background: #1b1f23;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

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

.github-icon {
  flex-shrink: 0;
}

/* Divider */
.divider {
  position: relative;
  text-align: center;
  margin: 8px 0;
}

.divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.divider-text {
  background: rgba(255, 255, 255, 0.03);
  padding: 0 16px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
  position: relative;
  z-index: 1;
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.form-input {
  width: 100%;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: white;
  font-size: 16px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

/* Password Field */
.password-field {
  position: relative;
}

.password-field .form-input {
  padding-right: 56px;
}

.toggle-password {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-password:hover {
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.05);
}

.eye-icon {
  width: 20px;
  height: 20px;
}

/* Form Options */
.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

/* Checkbox */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  user-select: none;
}

.checkbox-input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.checkbox-custom {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  position: relative;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.checkbox-input:checked + .checkbox-custom {
  background: white;
  border-color: white;
}

.checkbox-input:checked + .checkbox-custom::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 6px;
  height: 10px;
  border: solid #0a0a0a;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Forgot Password Link */
.forgot-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.forgot-link:hover {
  color: white;
}

.forgot-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  transition: width 0.3s ease;
}

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

/* Login Button */
.login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 16px 24px;
  background: white;
  color: #0a0a0a;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  margin-top: 8px;
}

.login-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.1), transparent);
  transition: left 0.6s ease;
}

.login-btn:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.2);
}

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

.login-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.login-btn:disabled:hover {
  background: white;
  box-shadow: none;
}

/* Loading Spinner */
.loader-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(10, 10, 10, 0.3);
  border-top: 2px solid #0a0a0a;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Login Footer */
.login-footer {
  text-align: center;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.register-prompt {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

.register-link {
  color: white;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  position: relative;
}

.register-link:hover {
  color: rgba(255, 255, 255, 0.8);
}

.register-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.5);
  transition: width 0.3s ease;
}

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

/* Additional Links */
.additional-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.additional-links a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.additional-links a:hover {
  color: rgba(255, 255, 255, 0.8);
}

.additional-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.3);
  transition: width 0.3s ease;
}

.additional-links a:hover::after {
  width: 100%;
}

/* Responsive Design */
@media (max-width: 768px) {
  .login-main {
    padding: 24px 24px 0;
  }

  .login-card {
    padding: 32px 24px;
  }

  .login-title {
    font-size: 28px;
  }

  .login-subtitle {
    font-size: 15px;
  }

  .form-options {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .additional-links {
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .login-main {
    padding: 16px 16px 0;
  }

  .login-container {
    gap: 24px;
  }

  .login-card {
    padding: 24px 20px;
    border-radius: 16px;
  }

  .login-title {
    font-size: 24px;
  }

  .login-subtitle {
    font-size: 14px;
  }

  .login-form {
    gap: 20px;
  }

  .form-input,
  .google-btn,
  .login-btn {
    padding: 14px 16px;
    font-size: 15px;
  }

  .password-field .form-input {
    padding-right: 48px;
  }

  .toggle-password {
    right: 12px;
  }

  .additional-links {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* Form Validation States */
.form-input.error {
  border-color: #ff6b6b;
  background: rgba(255, 107, 107, 0.1);
}

.form-input.success {
  border-color: #51cf66;
  background: rgba(81, 207, 102, 0.1);
}


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

/* Focus styles for keyboard navigation */
.google-btn:focus-visible,
.form-input:focus-visible,
.toggle-password:focus-visible,
.login-btn:focus-visible,
.checkbox-label:focus-visible,
.forgot-link:focus-visible,
.register-link:focus-visible,
.additional-links a:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

/* ================================
   Auth Modal Styles
   ================================ */

.auth-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.auth-modal.active {
  opacity: 1;
}

.auth-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  cursor: pointer;
}

.auth-modal-content {
  position: relative;
  background: rgba(20, 20, 20, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 48px;
  max-width: 420px;
  width: 90%;
  backdrop-filter: blur(20px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  transform: scale(0.9) translateY(20px);
  transition: transform 0.3s ease;
}

.auth-modal.active .auth-modal-content {
  transform: scale(1) translateY(0);
}

.auth-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: all 0.2s ease;
}

.auth-modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.auth-modal-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-modal-title {
  font-size: 28px;
  font-weight: 700;
  color: white;
  margin-bottom: 8px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(255, 255, 255, 0.85) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-modal-subtitle {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}

.auth-modal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-modal-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.auth-modal-btn.google-btn {
  background: white;
  color: #333;
}

.auth-modal-btn.google-btn:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.auth-modal-btn.github-btn {
  background: #24292f;
  color: white;
}

.auth-modal-btn.github-btn:hover {
  background: #1b1f23;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.auth-btn-icon {
  flex-shrink: 0;
}

.auth-modal-footer {
  margin-top: 24px;
  text-align: center;
}

.auth-modal-terms {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

.auth-modal-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: underline;
  transition: color 0.2s ease;
}

.auth-modal-link:hover {
  color: white;
}

/* Modal responsive styles */
@media (max-width: 480px) {
  .auth-modal-content {
    padding: 32px 24px;
    margin: 16px;
    border-radius: 20px;
  }

  .auth-modal-title {
    font-size: 24px;
  }

  .auth-modal-btn {
    padding: 14px 20px;
    font-size: 15px;
  }
}