:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-tertiary: #e0e0e0;
  --text-primary: #333333;
  --text-secondary: #666666;
  --border-color: #dddddd;
  --accent-color: #007bff;
  --accent-hover: #0056b3;
  --success-color: #28a745;
  --danger-color: #dc3545;
  --shadow: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] {
  --bg-primary: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --bg-tertiary: #404040;
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --border-color: #555555;
  --accent-color: #4a9eff;
  --accent-hover: #357abd;
  --success-color: #4caf50;
  --danger-color: #f44336;
  --shadow: rgba(0, 0, 0, 0.3);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #555555;
    --accent-color: #4a9eff;
    --accent-hover: #357abd;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --shadow: rgba(0, 0, 0, 0.3);
  }
}

.tst-login-scope .hidden {
  display: none !important;
}

.tst-login-scope .modal.hidden {
  display: none !important;
}

.tst-login-scope .modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  transition: background-color 0.3s ease;
}

[data-theme="light"] .tst-login-scope .modal {
  background-color: rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .tst-login-scope .modal,
html:not([data-theme]) .tst-login-scope .modal {
  background-color: rgba(0, 0, 0, 0.7);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) .tst-login-scope .modal {
    background-color: rgba(0, 0, 0, 0.7);
  }
}

.tst-login-scope .modal-content {
  background-color: var(--bg-primary);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px var(--shadow);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-sizing: border-box;
  border: 1px solid var(--border-color);
}

.tst-login-scope .login-modal-content {
  background: var(--bg-primary);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 60px var(--shadow);
}

[data-theme="light"] .tst-login-scope .login-modal-content {
  background: #ffffff;
  border: 1px solid #e0e0e0;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .tst-login-scope .login-modal-content,
html:not([data-theme]) .tst-login-scope .login-modal-content {
  background: #1a1a1a;
  border: 1px solid #404040;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.tst-login-scope .login-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
}

.tst-login-scope .login-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
  color: white;
}

.tst-login-scope .login-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tst-login-scope .login-header p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0;
}

.tst-login-scope .login-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tst-login-scope .login-form .form-group {
  display: flex;
  flex-direction: column;
}

.tst-login-scope .login-form .form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.tst-login-scope .input-wrapper {
  position: relative;
}

.tst-login-scope .input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
}

.tst-login-scope .input-wrapper input {
  width: 100%;
  padding: 1rem 1rem 1rem 2.5rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.2s;
  box-sizing: border-box;
}

.tst-login-scope .input-wrapper input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

[data-theme="dark"] .tst-login-scope .input-wrapper input:focus,
html:not([data-theme]) .tst-login-scope .input-wrapper input:focus {
  box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.1);
}

.tst-login-scope .login-btn-primary,
.tst-login-scope .login-btn-secondary {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tst-login-scope .login-btn-primary {
  background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
  color: white;
}

.tst-login-scope .login-btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(74, 158, 255, 0.3);
}

.tst-login-scope .login-btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.tst-login-scope .login-btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.tst-login-scope .login-btn-secondary:hover:not(:disabled) {
  transform: translateY(-1px);
}

.tst-login-scope .login-btn-secondary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.tst-login-scope .error-message {
  color: var(--danger-color);
  margin-top: 0;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  background: rgba(220, 53, 69, 0.1);
  border: 1px solid rgba(220, 53, 69, 0.3);
  font-size: 0.875rem;
  word-wrap: break-word;
  min-height: 2.5rem;
  display: none;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.tst-login-scope .error-message:not(.hidden) {
  display: flex;
}

.tst-login-scope .error-message.success {
  background: rgba(0, 123, 255, 0.1);
  border: 1px solid rgba(0, 123, 255, 0.3);
  color: var(--accent-color);
}

[data-theme="dark"] .tst-login-scope .error-message.success,
html:not([data-theme]) .tst-login-scope .error-message.success {
  background: rgba(74, 158, 255, 0.15);
  border: 1px solid rgba(74, 158, 255, 0.4);
  color: #4a9eff;
}

.tst-login-scope .login-footer {
  text-align: center;
  color: var(--text-secondary);
  font-size: 10px;
  margin-top: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
}