/* login.css - Стили для страницы входа */
:root {
  --bg-dark: #2A2A2A;
  --bg-darker: #1E1E1E;
  --bg-light: #3D3D3D;
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0B0;
  --accent-primary: #7B62FE;
  --accent-secondary: #9D8BFF;
  --accent-tertiary: #6C5CE7;
  --error-color: #FF4D4D;
  --success-color: #00E676;
  --border-radius-small: 8px;
  --border-radius-medium: 16px;
  --border-radius-large: 24px;
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --accent-glow: 0 0 15px rgba(123, 98, 254, 0.7);
}

/* Основные стили страницы */
body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(123, 98, 254, 0.1) 0%, transparent 30%),
    radial-gradient(circle at 80% 70%, rgba(123, 98, 254, 0.1) 0%, transparent 30%);
  background-attachment: fixed;
  margin: 0;
  padding: 0;
}

.hidden {
  display: none !important;
}

/* Стили для сообщений об ошибках */
.error-message {
  color: var(--error-color);
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem;
  background-color: rgba(255, 77, 77, 0.1);
  border-radius: var(--border-radius-small);
  border-left: 3px solid var(--error-color);
  display: none;
  opacity: 0;
  height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
  line-height: 1.4;
  margin-top: 0;
}

.error-message.show {
  display: block;
  opacity: 1;
  height: auto;
  margin-top: 0.5rem;
}

.form-group.has-error input {
  border-color: var(--error-color) !important;
  background-color: rgba(255, 77, 77, 0.05);
}

.form-group.has-error input:focus {
  box-shadow: 0 0 0 3px rgba(255, 77, 77, 0.2);
}

#auth-error {
  margin-bottom: 1.5rem;
  padding: 0.75rem 1rem;
  background-color: rgba(255, 77, 77, 0.15);
  border-radius: var(--border-radius-medium);
  border-left: 4px solid var(--error-color);
  display: none;
  align-items: center;
  gap: 0.75rem;
}

#auth-error.show {
  display: flex;
}

#auth-error:before {
  content: "!";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--error-color);
  color: white;
  border-radius: 50%;
  font-weight: bold;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* Анимации */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { 
    opacity: 0;
    transform: translateY(-20px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Индикатор загрузки */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
  margin: 0 auto;
}

/* Добавьте это в конец файла */
#phone-group {
  display: none;
}

.auth-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.auth-card {
  background-color: rgba(61, 61, 61, 0.8);
  border-radius: var(--border-radius-large);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3), var(--accent-glow);
  width: 100%;
  max-width: 500px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(123, 98, 254, 0.3);
  transition: var(--transition-medium);
  backdrop-filter: blur(10px);
}

.auth-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 25px rgba(123, 98, 254, 0.7);
}

/* Логотип */
.auth-logo {
  text-align: center;
  margin: 0 auto 1.5rem;
  width: 100%;
}

.auth-logo img {
  max-width: 120px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(123, 98, 254, 0.5));
  transition: var(--transition-medium);
  display: block;
  margin: 0 auto;
}

.auth-logo img:hover {
  transform: scale(1.05);
  filter: drop-shadow(0 0 15px rgba(123, 98, 254, 0.8));
}

/* Заголовок формы */
.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-tertiary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 10px rgba(123, 98, 254, 0.3);
}

.auth-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Переключатель логин/телефон */
.login-toggle {
  display: flex;
  margin-bottom: 1.5rem;
  border-radius: var(--border-radius-small);
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(123, 98, 254, 0.3);
}

.login-toggle-btn {
  flex: 1;
  padding: 12px;
  text-align: center;
  background: var(--bg-darker);
  border: none;
  cursor: pointer;
  transition: var(--transition-medium);
  font-weight: 500;
  color: var(--text-secondary);
}

.login-toggle-btn.active {
  background: var(--accent-primary);
  color: white;
}

.login-toggle-btn:first-child {
  border-right: 1px solid rgba(123, 98, 254, 0.3);
}

.login-toggle-btn:hover:not(.active) {
  background: rgba(123, 98, 254, 0.2);
  color: var(--text-primary);
}

/* Форма */
.auth-form {
  margin-top: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-darker);
  border: 1px solid rgba(123, 98, 254, 0.3);
  border-radius: var(--border-radius-medium);
  font-size: 1rem;
  transition: var(--transition-fast);
  color: var(--text-primary);
}

.form-group input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(123, 98, 254, 0.3);
  outline: none;
}

/* Кнопка входа */
.btn-primary {
  width: 100%;
  padding: 14px;
  background: linear-gradient(45deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  border: none;
  border-radius: var(--border-radius-medium);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-medium);
  box-shadow: var(--accent-glow);
  margin-top: 0.5rem;
}

.btn-primary:hover {
  background: linear-gradient(45deg, var(--accent-secondary), var(--accent-tertiary));
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(123, 98, 254, 0.9);
}

/* Футер формы */
.auth-footer {
  text-align: center;
  margin-top: 2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.auth-footer a {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-fast);
}

.auth-footer a:hover {
  color: var(--accent-secondary);
  text-decoration: underline;
}

/* Адаптивность */
@media (max-width: 768px) {
  .auth-card {
    padding: 2rem;
  }
  
  .auth-header h2 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .auth-container {
    padding: 1rem;
  }
  
  .auth-card {
    padding: 1.5rem;
  }
  
  .auth-header h2 {
    font-size: 1.5rem;
  }
  
  .login-toggle-btn {
    padding: 10px;
    font-size: 0.9rem;
  }
}