/* Общие настройки страницы авторизации */
body { 
    margin: 0; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    min-height: 100vh; 
}

/* Карточка (общая для входа и регистрации) */
.auth-card { 
    width: 100%; 
    max-width: 450px; 
    padding: 40px; 
    background: rgba(30, 30, 30, 0.8); 
    backdrop-filter: blur(15px); 
    border: 1px solid #b8860b; 
    border-radius: 20px; 
    box-shadow: 0 15px 35px rgba(0,0,0,0.7); 
    text-align: center; 
}

.auth-card h2 { 
    color: #fff; 
    margin-bottom: 10px; 
    font-size: 1.8rem; 
}

.auth-card p { 
    color: #888; 
    margin-bottom: 30px; 
}

/* Поля формы */
.form-group { 
    margin-bottom: 20px; 
    text-align: left; 
}

.form-group label { 
    display: block; 
    color: #bbb; 
    margin-bottom: 8px; 
    font-size: 0.9rem; 
}

.form-group input { 
    width: 100%; 
    padding: 12px 15px; 
    background: #252525; 
    border: 1px solid #444; 
    color: white; 
    border-radius: 10px; 
    box-sizing: border-box; 
    transition: border-color 0.3s ease; 
}

.form-group input:focus { 
    outline: none; 
    border-color: #b8860b; 
}

/* Кнопка с градиентом */
.btn-auth { 
    width: 100%; 
    padding: 14px; 
    background: linear-gradient(45deg, #b8860b, #d4af37); 
    border: none; 
    color: white; 
    font-weight: bold; 
    font-size: 1rem; 
    border-radius: 10px; 
    cursor: pointer; 
    transition: transform 0.2s ease, box-shadow 0.2s ease; 
    margin-top: 10px;
}

.btn-auth:hover { 
    transform: translateY(-2px); 
    box-shadow: 0 5px 15px rgba(184, 134, 11, 0.4); 
}

/* Сообщения об ошибках */
.error-msg { 
    background: rgba(255, 70, 70, 0.1); 
    color: #ff4646; 
    padding: 12px; 
    border-radius: 8px; 
    margin-bottom: 20px; 
    font-size: 0.9rem; 
    border: 1px solid rgba(255, 70, 70, 0.2); 
}

/* Футер карточки */
.auth-footer { 
    margin-top: 25px; 
    font-size: 0.85rem; 
    color: #666; 
}

.auth-footer a { 
    color: #b8860b; 
    text-decoration: none; 
}

.auth-footer a:hover { 
    text-decoration: underline; 
}