/*
 * Login/Signup Form Styles
 * Uses design-system.css variables
 */

:root {
  --background-color: var(--bg-primary);
  --send-btn-color: var(--accent);
}

body {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  font-family: var(--font-body);
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1 {
  text-align: center;
  font-family: var(--font-display);
  color: var(--text-primary);
  font-size: var(--text-3xl);
  letter-spacing: 3px;
  margin: var(--space-8) 0;
  text-shadow: 0 0 30px var(--accent-glow);
}

/* Form choice buttons (Sign Up / Login tabs) */
.form-choice {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.form-choice button {
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-base);
}

.form-choice button:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--accent-subtle);
  transform: translateY(-2px);
}

.form-choice button.active,
.form-choice button:focus {
  background: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}

/* Form container */
.form-container {
  display: flex;
  justify-content: center;
  flex-direction: column;
  padding: var(--space-8);
  flex: 1;
}

.form-container form {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--bg-card);
  box-shadow: var(--shadow-lg);
}

/* Form groups */
.form-group {
  width: 100%;
  margin: var(--space-4) 0;
  position: relative;
}

.form-group label {
  position: absolute;
  top: 50%;
  left: var(--space-4);
  transform: translateY(-50%);
  font-size: var(--text-base);
  color: var(--text-muted);
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: 1;
  background: transparent;
}

.form-group input {
  display: block;
  width: 100%;
  height: 56px;
  padding: var(--space-4);
  padding-top: var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
  font-size: var(--text-xs);
  top: 12px;
  transform: translateY(0);
  color: var(--accent);
}

/* Terms and submit row */
.terms-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.terms-group label {
  position: static;
  transform: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  cursor: pointer;
}

.terms-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* Submit/Login button */
.submit-btn, .login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-8);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.submit-btn:hover, .login-btn:hover {
  background: linear-gradient(135deg, var(--accent-soft) 0%, var(--accent) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* Bottom form row (forgot password + button) */
.bottom-form {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  margin-top: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.bottom-form a {
  color: var(--accent);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.bottom-form a:hover {
  color: var(--accent-soft);
  text-decoration: underline;
}
/* Login form visible by default */
.login-form {
  display: block;
}

/* Signup form hidden by default */
.signup-form {
  display: none;
}

/* Footer */
footer {
  padding: var(--space-6);
  text-align: center;
  color: var(--text-muted);
  font-size: var(--text-sm);
}

footer p {
  margin: 0;
  color: var(--text-muted);
}

/* Background image overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 60%;
  background-image: url('../images/bg.svg');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  opacity: 0.2;
  pointer-events: none;
  z-index: -1;
}

/* Responsive */
@media (max-width: 768px) {
  .form-container {
    padding: var(--space-4);
  }
  
  .form-container form {
    padding: var(--space-6);
  }
  
  h1 {
    font-size: var(--text-2xl);
  }
  
  .terms-group,
  .bottom-form {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .submit-btn, .login-btn {
    width: 100%;
  }
  
  body::after {
    width: 100%;
    opacity: 0.1;
  }
}