/**
 * Login Modal Module — RFDD.org
 * Modal overlay for auth (OAuth + email/password)
 * Shared Supabase auth with digitaldignity.org
 */

.login-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-modal.open {
  display: flex;
}

.login-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.login-modal__card {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: var(--rfdd-dark-surface);
  border: 1px solid var(--rfdd-border);
  border-radius: var(--rfdd-radius-lg);
  padding: 40px 32px;
  z-index: 1;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--rfdd-text-muted);
  cursor: pointer;
  padding: 4px;
  transition: color 0.2s;
}

.login-modal__close:hover {
  color: var(--rfdd-text-primary);
}

.login-modal__close svg {
  width: 20px;
  height: 20px;
}

.login-modal__header {
  text-align: center;
  margin-bottom: 28px;
}

.login-modal__logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--rfdd-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--rfdd-font-display);
  font-size: 16px;
  color: var(--rfdd-dark);
  margin: 0 auto 16px;
}

.login-modal__title {
  font-family: var(--rfdd-font-display);
  font-size: 24px;
  color: var(--rfdd-text-primary);
  margin-bottom: 6px;
}

.login-modal__subtitle {
  font-size: 14px;
  color: var(--rfdd-text-muted);
}

/* OAuth buttons */
.login-modal__oauth {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.login-modal__oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--rfdd-radius-sm);
  font-family: var(--rfdd-font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--rfdd-text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.login-modal__oauth-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.login-modal__oauth-btn svg {
  width: 18px;
  height: 18px;
}

/* Divider */
.login-modal__divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.login-modal__divider::before,
.login-modal__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.login-modal__divider span {
  font-size: 12px;
  color: var(--rfdd-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Email form */
.login-modal__form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-modal__input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--rfdd-radius-sm);
  font-family: var(--rfdd-font-body);
  font-size: 14px;
  color: var(--rfdd-text-primary);
  transition: all 0.2s;
}

.login-modal__input::placeholder {
  color: var(--rfdd-text-muted);
}

.login-modal__input:focus {
  outline: none;
  border-color: var(--rfdd-neon-cyan);
  box-shadow: 0 0 0 2px rgba(0, 245, 255, 0.1);
}

.login-modal__submit {
  width: 100%;
  padding: 14px;
  background: var(--rfdd-gradient);
  border: none;
  border-radius: var(--rfdd-radius-sm);
  font-family: var(--rfdd-font-body);
  font-size: 15px;
  font-weight: 700;
  color: var(--rfdd-dark);
  cursor: pointer;
  transition: all 0.2s;
}

.login-modal__submit:hover {
  box-shadow: var(--rfdd-glow-green);
  transform: translateY(-1px);
}

.login-modal__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.login-modal__error {
  display: none;
  padding: 10px 14px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--rfdd-radius-sm);
  font-size: 13px;
  color: #ef4444;
}

.login-modal__toggle {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: var(--rfdd-text-muted);
}

.login-modal__toggle a {
  color: var(--rfdd-neon-cyan);
  cursor: pointer;
  font-weight: 600;
}

.login-modal__toggle a:hover {
  color: var(--rfdd-neon-green);
}

/* Shared account note */
.login-modal__note {
  text-align: center;
  margin-top: 16px;
  font-size: 11px;
  color: var(--rfdd-text-muted);
  opacity: 0.7;
}