@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400;1,700&display=swap');
:root {
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --card-bg: #000000;
  --card-border: #ffffff;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-muted: #666666;
  --accent: #ffffff;
  --accent-inverse: #000000;
  --error: #ffffff;
  --success: #ffffff;
  --font-family: 'Space Mono', monospace;
  --transition-smooth: all 0.2s ease-out;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  position: relative;
}
.bg-blobs {
  display: none;
}
.auth-container {
  width: 100%;
  max-width: 500px;
  padding: 20px;
  z-index: 1;
}
.auth-card {
  background: var(--card-bg);
  border: 4px solid var(--card-border);
  padding: 50px;
  box-shadow: 12px 12px 0px rgba(255, 255, 255, 1);
  transition: var(--transition-smooth);
}
.auth-header {
  text-align: left;
  margin-bottom: 40px;
  border-bottom: 2px solid var(--card-border);
  padding-bottom: 20px;
}
.logo-container {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.logo-icon {
  width: 160px;
  height: 80px;
}
.auth-header h1 {
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  margin-bottom: 10px;
}
.auth-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}
.tab-group {
  display: flex;
  border: 2px solid var(--card-border);
  margin-bottom: 30px;
  position: relative;
}
.tab-indicator {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  background: var(--card-border);
  transition: var(--transition-smooth);
  z-index: 0;
}
.tab-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 15px 0;
  cursor: pointer;
  z-index: 1;
  transition: var(--transition-smooth);
}
.tab-btn.active {
  color: var(--accent-inverse);
}
.form-slider-wrapper {
  overflow: hidden;
  width: 100%;
}
.form-slider {
  display: flex;
  width: 200%;
  transition: transform 0.4s ease-in-out;
}
.auth-form {
  width: 50%;
  transition: opacity 0.3s ease;
}
.auth-form:not(.active) {
  opacity: 0;
  pointer-events: none;
}
.form-group {
  margin-bottom: 25px;
  position: relative;
}
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.input-wrapper input {
  width: 100%;
  padding: 15px;
  background: var(--bg-primary);
  border: 2px solid var(--text-muted);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-smooth);
  border-radius: 0;
}
.input-wrapper input:focus {
  outline: none;
  border-color: var(--card-border);
  box-shadow: 4px 4px 0px rgba(255, 255, 255, 0.5);
}
.password-toggle {
  position: absolute;
  right: 15px;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  padding: 5px;
  transition: var(--transition-smooth);
}
.password-toggle:hover {
  color: var(--text-secondary);
}
.form-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  font-size: 0.9rem;
}
.checkbox-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.checkbox-label input {
  display: none;
}
.custom-checkbox {
  width: 20px;
  height: 20px;
  border: 2px solid var(--card-border);
  margin-right: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}
.checkbox-label input:checked + .custom-checkbox {
  background: var(--card-border);
}
.forgot-link {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  font-weight: 700;
  transition: var(--transition-smooth);
}
.forgot-link:hover {
  background: var(--card-border);
  color: var(--bg-primary);
  text-decoration: none;
}
.submit-btn {
  width: 100%;
  padding: 18px;
  background: var(--card-border);
  border: none;
  color: var(--bg-primary);
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  position: relative;
}
.submit-btn:hover {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 2px solid var(--card-border);
  box-shadow: 4px 4px 0px rgba(255, 255, 255, 1);
}
.submit-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}
.submit-btn .btn-text {
  transition: var(--transition-smooth);
}
.submit-btn.loading .btn-text {
  opacity: 0;
}
.spinner {
  position: absolute;
  width: 24px;
  height: 24px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--bg-primary);
  animation: spin 0.8s infinite linear;
  opacity: 0;
  transition: var(--transition-smooth);
}
.submit-btn:hover .spinner {
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--text-primary);
}
.submit-btn.loading .spinner {
  opacity: 1;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 1000;
  max-width: 400px;
  width: calc(100% - 48px);
}
.toast {
  background: var(--bg-primary);
  border: 2px solid var(--card-border);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 15px;
  box-shadow: 6px 6px 0px rgba(255, 255, 255, 1);
  transform: translateX(120%);
  animation: slideIn 0.3s forwards;
  position: relative;
}
@keyframes slideIn {
  to { transform: translateX(0); }
}
.toast.removing {
  animation: slideOut 0.3s forwards;
}
@keyframes slideOut {
  to { transform: translateX(120%); opacity: 0; }
}
.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 2px solid var(--card-border);
  flex-shrink: 0;
}
.toast-content {
  flex-grow: 1;
}
.toast-title {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 5px;
}
.toast-message {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.toast-close {
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 5px;
  margin-top: -5px;
  transition: var(--transition-smooth);
}
.toast-close:hover {
  color: var(--error);
}
.toast-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--card-border);
  width: 100%;
  transform-origin: left;
  animation: progress 5s linear forwards;
}
@keyframes progress {
  to { transform: scaleX(0); }
}
.auth-footer {
  text-align: center;
  margin-top: 30px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
}
@media (max-width: 480px) {
  .auth-card {
    padding: 30px 20px;
  }
  .auth-header h1 {
    font-size: 1.5rem;
  }
  .toast-container {
    top: 16px;
    right: 16px;
    width: calc(100% - 32px);
  }
}