/* 🎨 Firebase Auth Styles */

/* Modal Overlay */
.auth-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.auth-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
}

/* Modal Content */
.auth-modal-content {
  position: relative;
  background: linear-gradient(135deg, #1e1e2e 0%, #2a2a3e 100%);
  border-radius: 20px;
  padding: 40px;
  max-width: 450px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Close Button */
.auth-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.auth-modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

/* Tabs */
.auth-tabs {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
}

.auth-tab {
  flex: 1;
  padding: 12px 24px;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: all 0.3s ease;
}

.auth-tab:hover {
  color: rgba(255, 255, 255, 0.9);
}

.auth-tab.active {
  color: white;
}

.auth-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 2px 2px 0 0;
}

/* Forms */
.auth-form {
  display: none;
}

.auth-form.active {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

.auth-form h2 {
  color: white;
  font-size: 28px;
  margin-bottom: 24px;
  font-weight: 700;
}

.auth-form p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
  line-height: 1.6;
}

/* Form Groups */
.form-group {
  margin-bottom: 20px;
}

.form-group input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: white;
  font-size: 15px;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.form-group input:focus {
  outline: none;
  border-color: #667eea;
  background: rgba(255, 255, 255, 0.08);
}

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

/* Buttons */
.btn-primary {
  width: 100%;
  padding: 14px 24px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 16px;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-google {
  width: 100%;
  padding: 14px 24px;
  background: white;
  border: none;
  border-radius: 12px;
  color: #333;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-google:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.btn-google svg {
  flex-shrink: 0;
}

/* Divider */
.auth-divider {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  margin: 24px 0;
  position: relative;
  font-size: 14px;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 40px);
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.auth-divider::before {
  left: 0;
}

.auth-divider::after {
  right: 0;
}

/* Footer Links */
.auth-footer {
  text-align: center;
  margin-top: 20px;
}

.auth-footer a {
  color: #667eea;
  text-decoration: none;
  font-size: 14px;
  transition: all 0.3s ease;
}

.auth-footer a:hover {
  color: #764ba2;
  text-decoration: underline;
}

/* User Info in Header */
.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-name {
  color: white;
  font-size: 14px;
  font-weight: 500;
  max-width: 150px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-login,
.btn-logout {
  padding: 8px 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  border-radius: 20px;
  color: white;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-login:hover,
.btn-logout:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-logout {
  background: rgba(255, 255, 255, 0.1);
}

.btn-logout:hover {
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* Responsive */
@media (max-width: 576px) {
  .auth-modal-content {
    padding: 30px 24px;
    border-radius: 16px;
  }

  .auth-form h2 {
    font-size: 24px;
  }

  .user-name {
    display: none;
  }
}

/* Dark Theme Adjustments */
.theme-dark .auth-modal-content {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

/* Light Theme Adjustments */
.theme-light .auth-modal-content {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.theme-light .auth-tab {
  color: rgba(0, 0, 0, 0.6);
}

.theme-light .auth-tab:hover {
  color: rgba(0, 0, 0, 0.9);
}

.theme-light .auth-tab.active {
  color: black;
}

.theme-light .auth-form h2 {
  color: #1a1a2e;
}

.theme-light .auth-form p {
  color: rgba(0, 0, 0, 0.7);
}

.theme-light .form-group input {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.1);
  color: #1a1a2e;
}

.theme-light .form-group input:focus {
  background: rgba(0, 0, 0, 0.05);
}

.theme-light .form-group input::placeholder {
  color: rgba(0, 0, 0, 0.4);
}

.theme-light .auth-divider {
  color: rgba(0, 0, 0, 0.5);
}

.theme-light .auth-divider::before,
.theme-light .auth-divider::after {
  background: rgba(0, 0, 0, 0.1);
}